1 2009-12-23 Ian Lance Taylor <iant@google.com>
3 * i386.cc (Target_i386::do_calls_non_split): Recognize
4 -fsplit-stack prologue for a function with a static chain.
6 2009-12-21 Sriraman Tallam <tmsriram@google.com>
8 * options.cc (General_options::parse_version): Make -v continue and do
9 the link like GNU ld does.
11 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
13 * Makefile.am (CCFILES): Add timer.cc.
14 (HFILES): Add timer.h.
15 * configure.ac: Check for sysconf and times.
16 * main.cc: include timer.h.
17 (main): Use Timer instead of get_run_time.
20 * workqueue.cc: include timer.h.
21 (Workqueue::find_and_run_task):
22 Report user, sys and wall time.
23 * Makefile.in: Regenerate.
24 * config.in: Regenerate.
25 * configure: Regenerate.
27 2009-12-16 Doug Kwan <dougkwan@google.com>
29 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
31 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
32 relaxed input sections.
33 * output.cc (Output_section::find_relaxed_input_section): Change
34 return type to Output_relaxed_input_section pointer. Adjust code
35 for new type of relaxed_input_section_map_.
36 * output.h (Output_section::find_relaxed_input_section): Change
37 return type to Output_relaxed_input_section pointer.
38 (Output_section::Output_relaxed_input_section_by_input_section_map):
40 (Output_section::relaxed_input_section_map_): Change type to
41 Output_section::Output_relaxed_input_section_by_input_section_map.
42 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
45 2009-12-15 Ian Lance Taylor <iant@google.com>
47 * layout.cc (Layout::create_shstrtab): Only write out after input
48 sections if we are compressing debug sections.
50 2009-12-15 Ian Lance Taylor <iant@google.com>
52 * archive.cc (Archive::add_symbols): Only look up a symbol without
53 a version if there is, in fact, a version.
55 2009-12-14 Ian Lance Taylor <iant@google.com>
57 Revert -Wshadow changes, all changes from:
58 2009-12-11 Doug Kwan <dougkwan@google.com>
59 2009-12-11 Nick Clifton <nickc@redhat.com>
60 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
62 2009-12-11 Doug Kwan <dougkwan@google.com>
64 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
66 * attributes.cc (Object_attribute::size): Ditto.
67 (Attributes_section_data::size): Ditto.
68 (Attributes_section_data::Attributes_section_data): Ditto.
69 (Output_attributes_section_data::do_write): Ditto.
70 * attributes.h (Object_attribute::set_type): Ditto.
71 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
73 2009-12-11 Nick Clifton <nickc@redhat.com>
75 * archive.cc: Fix shadowed variable warnings.
77 * compressed_output.cc: Likewise.
78 * compressed_output.h: Likewise.
79 * configure: Likewise.
80 * dwarf_reader.cc: Likewise.
81 * dynobj.cc: Likewise.
83 * ehframe.cc: Likewise.
84 * ehframe.h: Likewise.
85 * errors.cc: Likewise.
86 * expression.cc: Likewise.
87 * fileread.cc: Likewise.
88 * fileread.h: Likewise.
89 * freebsd.h: Likewise.
92 * incremental.h: Likewise.
93 * layout.cc: Likewise.
95 * mapfile.cc: Likewise.
98 * object.cc: Likewise.
100 * options.h: Likewise.
101 * output.cc: Likewise.
102 * output.h: Likewise.
103 * parameters.cc: Likewise.
104 * plugin.cc: Likewise.
105 * powerpc.cc: Likewise.
106 * reduced_debug_output.cc: Likewise.
107 * reduced_debug_output.h: Likewise.
108 * reloc.cc: Likewise.
110 * resolve.cc: Likewise.
111 * script-sections.cc: Likewise.
112 * script.cc: Likewise.
113 * script.h: Likewise.
114 * sparc.cc: Likewise.
115 * symtab.cc: Likewise.
116 * symtab.h: Likewise.
117 * target-select.cc: Likewise.
118 * target-select.h: Likewise.
120 * workqueue.cc: Likewise.
121 * workqueue.h: Likewise.
122 * x86_64.cc: Likewise.
124 2009-12-10 Doug Kwan <dougkwan@google.com>
126 * arm.cc (attributes.h): New include.
127 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
128 (Arm_relobj::~Arm_relobj): Delete object pointed by
129 attributes_section_data_.
130 (Arm_relobj::attributes_section_data): New method definition.
131 (Arm_relobj::attributes_section_data_): New data member declaration.
132 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
133 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
134 attributes_section_data_.
135 (Arm_dynobj::attributes_section_data): New method definition.
136 (Arm_dynobj::attributes_section_data_): New data member declaration.
137 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
138 initialization value of may_use_blx_ to false.
139 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
140 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
141 object attributes to compute results instead of hard-coding.
142 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
143 Target_arm::get_secondary_compatible_arch,
144 Target_arm::set_secondary_compatible_arch
145 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
146 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
147 New method declarations.
148 (Target_arm::get_aeabi_object_attribute): New method definition.
149 (Target_arm::attributes_section_data_): New data member declaration.
150 (read_arm_attributes_section): New template definition.
151 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
152 (Arm_dynobj::do_read_symbols): Ditto.
153 (Target_arm::do_finalize_sections): Merge attributes sections from
154 input. Check for BLX use after attributes section merging.
155 Fix __exidx_start and __exidx_end visibility. Create an
156 .ARM.attributes section if necessary.
157 (Target_arm::get_secondary_compatible_arch,
158 Target_arm::set_secondary_compatible_arch,
159 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
160 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
161 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
162 New method definitions.
164 2009-12-09 Ian Lance Taylor <iant@google.com>
166 * plugin.cc (Plugin::load): Don't cast from void* to a function
169 2009-12-09 Ian Lance Taylor <iant@google.com>
171 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
174 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
176 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
177 Replace two_file_shared_1.so with two_file_shared_2.so.
178 * testsuite/Makefile.in: Regenerated.
180 2009-12-08 Doug Kwan <dougkwan@google.com>
182 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
183 (HFILES): Add attributes.h and int_encoding.h.
184 * Makefile.in: Regenerate.
185 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
186 function definitions to int_encoding.cc
187 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
188 prototypes to int_encoding.h
189 * reduced_debug_output.cc (int_encoding.h): New include.
190 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
191 function definitions to int_encoding.cc
192 (insert_into_vector, read_from_pointer): Move template definitions to
194 * attributes.cc: New file.
195 * attributes.h: New file.
196 * int_encoding.cc: New file.
197 * int_encoding.h: New file.
199 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
202 * incremental-dump.cc (dump_incremental_inputs): New.
203 (main): Use dump_incremental_inputs.
205 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
208 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
209 checking elfcpp::STT_FUNC.
210 (Target_i386::Relocate::relocate): Likewise.
211 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
213 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
214 symbols from shared libraries into normal FUNC symbols.
216 * symtab.h (Symbol): Add is_func and use it.
218 2009-12-05 Doug Kwan <dougkwan@google.com>
220 * arm.cc (Target_arm::arm_info): Initialize new fields
221 attributes_section and attributes_vendor.
222 * i386.cc (Target_i386::i386_info): Same.
223 * object.cc (Sized_relobj::do_layout): Skip attribute section.
224 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
225 fields attributes_section and attributes_vendor.
226 * sparc.cc (Target_sparc::sparc_info): Same.
227 * target.h (Target::attributes_section, Target::attributes_vendor,
228 Target::is_attributes_section, Target::attribute_arg_type,
229 Target::attributes_order): New method definitions.
230 (Target::Target_info::attributes_section,
231 Target::Target_info::attributes_vendor): New fields.
232 (Target::do_attribute_arg_type, Target::do_attributes_order): New
233 virtual method definitions.
234 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
235 attributes_section and attributes_vendor.
236 * testsuite/testfile.cc (Target_test::test_target_info): Same.
238 2009-12-05 Doug Kwan <dougkwan@google.com>
240 * arm.cc: Update comments about interworking and stub generation.
241 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
242 considered as non-PIC.
243 (Arm_relocate_functions::base_abs): Fix formatting.
244 (Arm_relocate_functions::got_prel): Fix comment. Change interface
245 of function to use GOT entry address instead of offset.
246 (Target_arm::Scan::global): Issue an error if a symbol would need a
247 PLT does not get one because it is untyped. Remove code to create
248 dynamic symbols for relative branches.
249 (Target_arm::Relocate::relocate: Use 0 instead of false since function
250 takes unsigned integer instead of boolean.
252 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
254 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
255 (two_file_test_LDADD): Likewise.
256 (common_test_1_LDADD): Likewise.
257 (exception_test_LDADD) Likewise.
258 (weak_test_LDADD): Likewise.
259 (many_sections_test_LDADD): Likewise.
260 (initpri1_LDADD): Likewise.
261 (script_test_1_LDADD): Likewise.
262 (script_test_2_LDADD): Likewise.
263 (justsyms_LDADD): Likewise.
264 (binary_test_LDADD): Likewise.
265 (large_LDADD): Likewise.
266 * testsuite/Makefile.in: Regenerated.
268 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
270 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
271 (Symbol_table::override_with_special): Likewise.
272 (Symbol_table::add_from_object): Likewise.
274 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
276 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
277 Don't set the data_offset twice.
279 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
281 * testsuite/Makefile.in: Regenerate.
283 2009-12-03 Doug Kwan <dougkwan@google.com>
285 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
286 (Target_arm::do_finalize_sections): Add parameter for symbol table
287 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
288 * i386.cc (Target_i386::do_finalize_sections): Add an additional
289 parameter for symbol table pointer.
290 * layout.cc (Layout::finalize): Call Target::finalize_sections with
291 an additional parameter for a pointer to symbol table.
292 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
293 parameter for a symbol table pointer.
294 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
295 * target.h (Target::finalize_sections, Target::do_finalize_sections):
297 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
298 parameter for a symbol table pointer.
300 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
302 * incremental.cc (Incremental_inputs_header)
303 (Incremental_inputs_header_write, Incremental_inputs_entry)
304 (Incremental_inputs_entry_write): Move ...
305 * incremental.h (Incremental_inputs_header)
306 (Incremental_inputs_header_write, Incremental_inputs_entry)
307 (Incremental_inputs_entry_write): here.
309 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
311 * incremental.cc (make_sized_incremental_binary): Set the target.
312 Error if it is incompatible.
313 * output.h (Output_file): Add filename method.
315 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
317 * incremental.cc (Incremental_inputs_entry): Remove unused argument
318 from the get_* methods.
320 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
322 * incremental-dump.cc (main): Check that the offeset of a script is 0.
323 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
324 Write 0 for the data_offset of scripts.
326 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
328 * testsuite/Makefile.am: Add the incremental_test.sh test.
329 * testsuite/incremental_test.sh: New.
330 * testsuite/incremental_test_1.c: New.
331 * testsuite/incremental_test_2.c: New.
333 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
335 * incremental-dump.cc (main): Fix typos.
337 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
340 * incremental-dump.cc (main): Use llu to print 64 bit values.
342 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
343 H.J. Lu <hongjiu.lu@intel.com>
345 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
347 (incremental_dump_LDADD): Likewise.
348 * Makefile.in: Regenerated.
350 2009-11-25 Doug Kwan <dougkwan@google.com>
354 2009-11-25 Doug Kwan <dougkwan@google.com>
356 * arm.cc (Target_arm::Target_arm): Move method definition
357 outside of class definition. Add code to handle
358 --target1-rel, --target1-abs and --target2= options.
359 (Target_arm::get_reloc_reloc_type): Change method to be
360 non-static and const.
361 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
362 New data member declaration.
363 (Target_arm::Scan::local, Target_arm::Scan::global,
364 Target_arm::Relocate::relocate,
365 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
366 Adjust call to Target_arm::get_real_reloc_type.
367 (Target_arm::get_real_reloc_type): Use command line options
368 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
369 * options.h (--target1-rel, --target1-abs, --target2): New
372 2009-11-25 Doug Kwan <dougkwan@google.com>
374 * arm.cc (Target_arm::Target_arm): Move method definition outside of
375 class definition. Add code to handle --target1-rel, --target1-abs
376 and --target2= options.
377 (Target_arm::get_reloc_reloc_type): Change method to be non-static
379 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
381 (Target_arm::Scan::local, Target_arm::Scan::global,
382 Target_arm::Relocate::relocate,
383 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
384 call to Target_arm::get_real_reloc_type.
385 (Target_arm::get_real_reloc_type): Use command line options to
386 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
387 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
390 2009-11-25 Doug Kwan <dougkwan@google.com>
392 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
393 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
394 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
396 (Arm_relocate_functions::thm_call): Replace body with a call to
397 Arm_relocate_functions::thumb_branch_common.
398 (Arm_relocate_functions::thm_jump24,
399 Arm_relocate_functions::thm_xpc22): New method definitions.
400 (Arm_relocate_functions::thumb_branch_common): New method definition.
401 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
403 (Target_arm::Relocate::relocate): Adjust call to thm_call.
404 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
406 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
408 * Makefile.am: Build incremental-dump
409 * Makefile.in: Regenerate.
410 * incremental-dump.cc: New.
411 * incremental.cc (Incremental_inputs_header_data,
412 Incremental_inputs_entry_data): Move to incremental.h
413 * incremental.h: (Incremental_inputs_header_data,
414 Incremental_inputs_entry_data): Move from incremental.cc
416 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
418 * incremental.cc (Incremental_inputs_header,
419 Incremental_inputs_header_write, Incremental_inputs_entry,
420 Incremental_inputs_entry_write): Add a typedef with the data type.
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): Update comment about which
427 type has the filed descriptions.
429 2009-11-15 Doug Kwan <dougkwan@google.com>
431 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
432 (Arm_relocate_functions::arm_branch_common): Change method defintion
433 in class definition to a method declaration and update list of formal
435 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
436 Arm_relocation_functions::jump24): Adjust call to
437 Arm_relocate_functions::arm_branch_common. Update list of formal
439 (Arm_relocate_functions::xpc25): New method definition.
440 (Arm_relocate_functions::arm_branch_common): Move method defintion
441 out from class definition. Use stubs for mode-switching and extending
443 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
444 specially. Change code to enable use of stubs in ARM branches.
446 2009-11-10 Doug Kwan <dougkwan@google.com>
448 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
449 in method declaration.
450 (Target_arm::relocate_stub): New method declaration.
451 (Target_arm::default_target): Change to return a pointer instead of
453 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
454 Target_arm::default_target.
455 (Arm_Relobj::do_relocate_sections): Remove options paramater in
457 (Target_arm::relocate_section): Adjust view.
458 (Target_arm::relocate_stub): New method definition.
460 2009-11-10 Doug Kwan <dougkwan@google.com>
462 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
464 * incremental.cc (open_incremental_binary): Initialized local
465 variables to avoid warnings.
466 * object.cc (make_elf_object): Ditto.
467 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
470 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
473 * testsuite/plugin_test.c: Include "config.h".
475 2009-11-09 Doug Kwan <dougkwan@google.com>
477 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
478 (arm_symbol_value): Remove.
479 (Arm_relocate_functions::arm_branch_common,
480 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
481 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
482 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
483 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
484 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
485 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
486 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
487 Arm_relocate_functions::thm_mobw_abs_nc,
488 Arm_relocate_functions::thm_mov_abs,
489 Arm_relocate_functions::movw_prel_nc,
490 Arm_relocate_functions::thm_movt_abs,
491 Arm_relocate_functions::movt_prel,
492 Arm_relocate_functions::thm_movw_prel_nc,
493 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
494 (Target_arm::Relocate::relocate): Only decompose address into two
495 parts if relocation type uses the thumb-bit and pass the actual
496 bit instead of a flag indicating that the thumb-bit is used. Adjust
497 calls to methods in Arm_relocate_functions for this change.
499 2009-11-08 Ian Lance Taylor <iant@google.com>
502 * reloc.cc: Instantiate
503 Sized_relobj::initialize_input_to_output_maps and
504 Sized_relobj:free_input_to_output_maps.
506 2009-11-06 Ian Lance Taylor <iant@google.com>
509 * defstd.cc (in_segment): Set only_if_ref true for "end".
511 2009-11-06 Doug Kwan <dougkwan@google.com>
513 * arm.cc (class Reloc_stub): Correct a comment.
514 (Target_arm::Target_arm): Initialize arm_input_section_map_.
515 (Target_arm::scan_section_for_stubs): New method declaration.
516 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
517 Change methods from private to protected.
518 (Target_arm::do_may_relax): New method definition.
519 (Target_arm::do_relax, Target_arm::group_sections,
520 Target_arm::scan_reloc_for_stub,
521 Target_arm::scan_reloc_section_for_stubs): New method declarations.
522 (Target_arm::arm_input_section_map_): New data member declaration.
523 (Target_arm::scan_reloc_for_stub,
524 Target_arm::scan_reloc_section_for_stubs,
525 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
526 Target_arm::do_relax): New method definitions.
528 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
530 * configure.ac: Check for (struct stat)::st_mtim
531 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
532 * config.in: Regenerate.
533 * configure: Regenerate.
535 2009-11-05 Ian Lance Taylor <iant@google.com>
538 * output.cc (Output_segment::add_output_section): Add missing
541 2009-11-04 Ian Lance Taylor <iant@google.com>
544 * object.h (class Object): Add is_needed and set_is_needed
545 methods. Add is_needed_ field. Make bool fields into bitfields.
546 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
547 defined in a dynamic object and referenced by a regular object,
548 set is_needed for the dynamic object.
549 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
550 if the file is marked with as_needed and it is not needed.
552 2009-11-04 Ian Lance Taylor <iant@google.com>
555 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
556 tags if data is discarded by linker script.
557 * i386.cc (Target_i386::do_finalize_sections): Likewise.
558 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
559 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
560 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
562 2009-11-04 Ian Lance Taylor <iant@google.com>
564 * layout.cc (Layout::get_output_section): Add is_interp and
565 is_dynamic_linker_section parameters. Change all callers.
566 (Layout::choose_output_section): Likewise.
567 (Layout::make_output_section): Likewise.
568 (Layout::add_output_section_data): Add is_dynamic_linker_section
569 parameter. Change all callers.
570 * layout.h (class Layout): Update declarations.
571 * output.h (class Output_section): Add is_interp, set_is_interp,
572 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
573 Add is_interp_, is_dynamic_linker_section_ fields. Change
574 generate_code_fills_at_write_ to a bitfield.
575 * output.cc (Output_section::Output_sections): Initialize new
577 (Output_segment::add_output_section): Add do_sort parameter.
580 2009-11-03 Ian Lance Taylor <iant@google.com>
583 * options.h (class General_options): Add --warn-common.
584 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
585 merging two common symbols.
586 (Symbol_table::should_override): Handle --warn-common when merging
587 a common symbol with a defined symbol. Use report_resolve_problem
588 for multiple definitions.
589 (Symbol_table::report_resolve_problem): New function.
590 * symtab.h (class Symbol_table): Declare report_resolve_problem.
592 2009-11-03 Doug Kwan <dougkwan@google.com>
594 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
596 (Target_arm::stub_factory): New method definition.
597 (Target_arm::new_arm_input_section,
598 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
599 Target_arm::reloc_uses_thumb_bit): New method declarations.
600 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
601 New type definitions.
602 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
604 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
605 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
606 New method definitions.
608 2009-11-03 Ian Lance Taylor <iant@google.com>
610 * options.h (class General_options): Add --warn_constructors.
612 2009-11-03 Ian Lance Taylor <iant@google.com>
615 * defstd.cc (in_section): Add entries for __rel_iplt_start,
616 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
618 2009-11-03 Ian Lance Taylor <iant@google.com>
621 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
622 --msgid-bugs-address.
623 (install-pdf): New target.
624 (install-data_yes): Look up one directory to find mkinstalldirs.
626 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
628 * po/Make-in (.po.gmo): Don't generate .gmo files in source
631 2009-10-30 Doug Kwan <dougkwan@google.com>
633 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
635 2009-10-30 Doug Kwan <dougkwan@google.com>
637 * arm.cc (Stub_addend_reader): New struct template definition
638 and partial specializations.
639 (Stub_addend_reader::operator()): New method definition for a
640 partially specialized template.
642 2009-10-30 Doug Kwan <dougkwan@google.com>
644 * arm.cc (Arm_relobj::processor_specific_flags): New method
646 (Arm_relobj::do_read_symbols): New method declaration.
647 (Arm_relobj::processor_specific_flags_): New data member declaration.
648 (Arm_dynobj): New class definition.
649 (Target_arm::do_finalize_sections): Add input_objects parameter.
650 (Target_arm::do_adjust_elf_header): New method declaration.
651 (Target_arm::are_eabi_versions_compatible,
652 (Target_arm::merge_processor_specific_flags): New method declaration.
653 (Target_arm::do_make_elf_object): New overloaded method definitions
655 (Arm_relobj::do_read_symbols): New method definition.
656 (Arm_dynobj::do_read_symbols): Ditto.
657 (Target_arm::do_finalize_sections): Add input_objects parameters.
658 Merge processor-specific flags from all input objects.
659 (Target_arm::are_eabi_versions_compatible,
660 Target_arm::merge_processor_specific_flags,
661 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
662 New method definitions.
663 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
664 Input_objects pointer type parameter.
665 * layout.cc (Layout::finalize): Pass input objects to target's.
666 finalize_sections function.
667 * output.cc (Output_file_header::do_sized_write): Set ELF file
668 header's processor-specific flags.
669 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
670 Input_objects pointer type parameter.
671 * sparc.cc (Target_sparc::do_finalize_sections): Same.
672 * target.h (Input_objects): New forward class declaration.
673 (Target::processor_specific_flags,
674 Target::are_processor_specific_flags_sect): New method definitions.
675 (Target::finalize_sections): Add input_objects parameter.
676 (Target::Target): Initialize processor_specific_flags_ and
677 are_processor_specific_flags_set_.
678 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
680 (Target::set_processor_specific_flags): New method definition.
681 (Target::processor_specific_flags_,
682 Target::are_processor_specific_flags_set_): New data member
684 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
685 Input_objects pointer type parameter.
687 2009-10-30 Doug Kwan <dougkwan@google.com>
689 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
691 2009-10-28 Ian Lance Taylor <iant@google.com>
693 * object.h (class Relobj): Drop options parameter from
694 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
695 do_scan_relocs, do_relocate. Change all callers.
696 (class Sized_relobj): Drop options parameters from
697 do_gc_process_relocs, do_scan_relocs, do_relocate,
698 do_relocate_sections, relocate_sections, emit_relocs_scan,
699 emit_relocs_scan_reltype. Change all callers.
700 (struct Relocate_info): Remove options field and all references to
702 * reloc.h (class Read_relocs): Remove options constructor
703 parameter and options_ field. Change all callers.
704 (class Gc_process_relocs, class Scan_relocs): Likewise.
705 (class Relocate_task): Likewise.
706 * target-reloc.h (scan_relocs): Remove options parameter. Change
708 (scan_relocatable_relocs): Likewise.
709 * target.h (class Sized_target): Remove options parameter from
710 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
712 * gc.h (gc_process_relocs): Remove options parameter. Change all
714 * arm.cc: Update functions to remove options parameters.
716 * powerpc.cc: Likewise.
717 * sparc.cc: Likewise.
718 * x86_64.cc: Likewise.
719 * testsuite/testfile.cc: Likewise.
721 2009-10-28 Doug Kwan <dougkwan@google.com>
723 * arm.cc (Arm_relobj): New class definition.
724 (Arm_relobj::scan_sections_for_stubs,
725 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
726 New method definitions.
728 2009-10-28 Cary Coutant <ccoutant@google.com>
730 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
731 (Plugin::cleanup_done_): New member.
732 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
733 (Plugin_manager::cleanup_done_): Remove.
734 (Plugin_manager::add_input_file): Edit error message.
735 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
736 (Plugin_manager::cleanup): Remove use of cleanup_done_.
738 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
740 * fileread.cc: (File_read::View::~View): Use the new
741 data_ownership_ filed.
742 (File_read::~File_read): Dispose the new whole_file_view_.
743 (File_read::open): Mmap the whole file if needed.
744 (File_read::open): Use whole_file_view_ instead of contents_.
745 (File_read::find_view): Use whole_file_view_ if applicable.
746 (File_read::do_read): Use whole_file_view_ instead of contents_.
747 (File_read::make_view): Use whole_file_view_ instead of contents_,
748 update File_read::View::View call.
749 (File_read::find_or_make_view): Update File_read::View::View
751 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
753 (File_read::View::Data_ownership): New enum.
754 (File_read::View::View): Replace bool mapped_ with Data_ownership
756 (File_read::View::mapped_): Remove (replaced by data_ownership_).
757 (File_read::View::data_ownership_): New field.
758 (File_read::contents_): Remove (replaced by whole_file_view_).
759 (File_read::whole_file_view_): New field.
760 * options.h (class General_options): Add --keep-files-mapped.
762 2009-10-27 Cary Coutant <ccoutant@google.com>
764 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
765 * testsuite/Makefile.am (plugin_test_5): New test case.
766 * testsuite/Makefile.in: Regenerate.
768 2009-10-25 Doug Kwan <dougkwan@google.com>
770 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
771 from private to protected to allow access by child class.
772 (Sized_relobj::do_relocate_sections): New method declaration.
773 (Sized_relobj::relocate_sections): Virtualize.
774 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
775 Sized_relobj::relocate_sections. Instantiate template explicitly
776 for different target sizes and endianity.
778 2009-10-24 Doug Kwan <dougkwan@google.com>
780 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
781 (Arm_input_section::as_arm_input_section): New method.
782 (Arm_output_section): New class definition.
783 (Arm_output_section::create_stub_group,
784 Arm_output_section::group_sections): New method definitions.
786 2009-10-22 Doug Kwan <dougkwan@google.com>
788 * arm.cc (Arm_input_section): New class definition.
789 (Arm_input_section::init, Arm_input_section:do_write,
790 Arm_input_section::set_final_data_size,
791 Arm_input_section::do_reset_address_and_file_offset): New method
794 2009-10-21 Doug Kwan <dougkwan@google.com>
796 * arm.cc (Stub_table, Arm_input_section): New forward class
798 (Stub_table): New class defintion.
799 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
800 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
801 New method definition.
803 2009-10-21 Doug Kwan <dougkwan@google.com>
805 * arm.cc: Update copyright comments.
806 (Target_arm): New forward class template declaration.
807 (Arm_address): New type.
808 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
809 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
810 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
812 (Insn_template): Same.
813 (DEF_STUBS): New macro.
814 (Stub_type): New enum type.
815 (Stub_template): New class definition.
818 (Stub_factory): Same.
819 (Target_arm::Target_arm): Initialize may_use_blx_ and
820 should_force_pic_veneer_.
821 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
822 Target_arm::should_force_pic_veneer,
823 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
824 Target_arm::using_thumb_only, Target_arm:;default_target): New
826 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
827 New data member declarations.
828 (Insn_template::size, Insn_template::alignment): New method defintions.
829 (Stub_template::Stub_template): New method definition.
830 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
831 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
832 (Stub_factory::Stub_factory): New method definition.
833 * gold.h (string_hash): New template.
834 * output.h (Input_section_specifier::hash_value): Use
836 (Input_section_specifier::string_hash): Remove.
837 * stringpool.cc (Stringpool_template::string_hash): Use
840 2009-10-20 Doug Kwan <dougkwan@google.com>
842 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
843 symbols of relaxed input sections.
844 * output.h (Output_section::find_relaxed_input_section): Make
847 2009-10-16 Doug Kwan <dougkwan@google.com>
849 * dynobj.cc (Versions::Versions): Initialize version_script_.
850 Only insert base version symbol definition for a shared object
851 if version script defines any version versions.
852 (Versions::define_base_version): New method definition.
853 (Versions::add_def): Check that base version is not needed.
854 (Versions::add_need): Define base version lazily.
855 * dynobj.h (Versions::define_base_version): New method declaration.
856 (Versions::needs_base_version_): New data member declaration.
857 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
858 (check_DATA): Add no_version_test.stdout.
859 (libno_version_test.so, no_version_test.o no_version_test.stdout):
861 * testsuite/Makefile.in: Regenerate.
862 * testsuite/no_version_test.c: New file.
863 * testsuite/no_version_test.sh: Ditto.
865 2009-10-16 Doug Kwan <dougkwan@google.com>
867 * expression.cc (class Segment_start_expression): New class definition.
868 (Segment_start_expression::value): New method definition.
869 (script_exp_function_segment_start): Return a new
870 Segment_start_expression.
871 * gold/script-c.h (script_saw_segment_start_expression): New function
873 * script-sections.cc (Script_sections::Script_sections): Initialize
874 SAW_SEGMENT_START_EXPRESSION_ to false.
875 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
876 and -Tbbs options to specify section addresses if given in
877 command line and no SEGMENT_START expression is seen in a script.
878 * script-sections.h (Script_sections::saw_segment_start_expression,
879 Script_sections::set_saw_segment_start_expression): New method
881 (Script_sections::saw_segment_start_expression_): New data member
883 * script.cc (script_saw_segment_start_expression): New function.
884 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
885 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
886 script_test_7.sh and script_test_8.sh.
887 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
888 script_test_8.stdout.
889 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
890 (script_test_6, script_test_6.stdout, script_test_7,
891 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
892 * Makefile.in: Regenerate.
893 * testsuite/script_test_6.sh: New file.
894 * testsuite/script_test_6.t: Same.
895 * testsuite/script_test_7.sh: Same.
896 * testsuite/script_test_7.t: Same.
897 * testsuite/script_test_8.sh: Same.
899 2009-10-16 Doug Kwan <dougkwan@google.com>
901 * output.cc (Output_segment::set_section_list_address): Cast
902 expressions to unsigned long long type to avoid format warnings.
904 2009-10-15 Ian Lance Taylor <iant@google.com>
906 * script.cc (Script_options::add_symbol_assignment): Always add a
907 dot assignment to script_sections_.
908 * script-sections.cc (Script_sections::add_dot_assignment):
909 Initialize if necessary.
911 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
912 program headers with no load segment if there is a linker script.
914 * layout.cc (Layout::set_segment_offsets): Align the file offset
915 to the segment aligment for -N or -n with no load segment.
916 * output.cc (Output_segment::add_output_section): Don't crash if
917 the first section is a TLS section.
918 (Output_segment::set_section_list_addresses): Print an error
919 message if the address moves backward in a linker script.
921 (Output_section_element_input::set_section_addresses): Don't
922 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
923 (Orphan_output_section::set_section_addresses): Likewise.
925 2009-10-15 Doug Kwan <dougkwan@google.com>
927 * layout.cc (Layout::finish_dynamic_section): Generate tags
928 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
929 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
930 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
932 2009-10-14 Ian Lance Taylor <iant@google.com>
934 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
936 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
937 data_shdr fields of relinfo.
938 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
939 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
940 R_386_TLS_LDO_32, adjust based on section flags.
941 (Target_i386::Relocate::fix_up_ldo): Remove.
943 2009-10-13 Ian Lance Taylor <iant@google.com>
945 Add support for -pie.
946 * options.h (class General_options): Add -pie and
948 (General_options::output_is_position_independent): Test -pie.
949 (General_options::output_is_executable): Return true if not shared
951 (General_options::output_is_pie): Remove.
952 * options.cc (General_options::finalize): Reject incompatible uses
954 * gold.cc (queue_middle_tasks): A -pie link is not static.
955 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
956 * symtab.cc (Symbol::final_value_is_known): Return false if
957 output_is_position_independent.
958 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
959 output_is_position_independent.
960 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
961 output_is_position_independent.
962 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
963 output_is_position_independent.
964 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
966 (basic_pie_test.o, basic_pie_test): New targets.
967 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
968 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
969 (two_file_pie_test): New target.
970 * testsuite/Makefile.in: Rebuild.
971 * README: Remove note saying that -pie is not supported.
973 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
975 * options.h (class General_options): Add -init and -fini.
976 * layout.cc (Layout::finish_dynamic_section): Emit
977 given init and fini functions.
979 2009-10-13 Sriraman Tallam <tmsriram@google.com>
981 * gc.h (gc_process_relocs): Check if icf is enabled using new
983 * gold.cc (queue_initial_tasks): Likewise.
984 (queue_middle_tasks): Likewise.
985 * object.cc (do_layout): Likewise.
986 * symtab.cc (is_section_folded): Likewise.
987 * main.cc (main): Likewise.
988 * reloc.cc (Read_relocs::run): Likewise.
989 (Sized_relobj::do_scan_relocs): Likewise.
990 * icf.cc (is_function_ctor_or_dtor): New function.
991 (Icf::find_identical_sections): Check if function is ctor or dtor when
993 * options.h (General_options::icf): Change option to be an enum.
994 (Icf_status): New enum.
995 (icf_enabled): New method.
996 (icf_safe_folding): New method.
997 (set_icf_status): New method.
998 (icf_status_): New variable.
999 * (options.cc) (General_options::finalize): Set icf_status_.
1000 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1001 icf_test and icf_keep_unique_test to use the --icf enum flag.
1002 * testsuite/icf_safe_test.sh: New file.
1003 * testsuite/icf_safe_test.cc: New file.
1005 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1007 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1008 includes to gc.h and icf.h.
1009 * arm.cc: Include gc.h.
1010 * gold.cc: Likewise.
1011 * i386.cc: Likewise.
1012 * powerpc.cc: Likewise.
1013 * sparc.cc: Likewise.
1014 * x86_64.cc: Likewise.
1015 * gc.h: Include icf.h.
1017 2009-10-11 Ian Lance Taylor <iant@google.com>
1019 * plugin.cc: Include "gold.h" before other header files.
1021 2009-10-10 Chris Demetriou <cgd@google.com>
1023 * options.h (Input_file_argument::Input_file_type): New enum.
1024 (Input_file_argument::is_lib_): Replace with...
1025 (Input_file_argument::type_): New member.
1026 (Input_file_argument::Input_file_argument): Take Input_file_type
1027 'type' rather than boolean 'is_lib' as second argument.
1028 (Input_file_argument::is_lib): Use type_.
1029 (Input_file_argument::is_searched_file): New function.
1030 (Input_file_argument::may_need_search): Handle is_searched_file.
1031 * options.cc (General_options::parse_library): Support -l:filename.
1032 (General_options::parse_just_symbols): Update for Input_file_argument
1034 (Command_line::process): Likewise.
1035 * archive.cc (Archive::get_file_and_offset): Likewise.
1036 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1037 * script.cc (read_script_file, script_add_file): Likewise.
1038 * fileread.cc (Input_file::Input_file): Likewise.
1039 (Input_file::will_search_for): Handle is_searched_file.
1040 (Input_file::open): Likewise.
1041 * readsyms.cc (Read_symbols::get_name): Likewise.
1042 * testsuite/Makefile.am (searched_file_test): New test.
1043 * testsuite/Makefile.in: Regenerate.
1044 * testsuite/searched_file_test.cc: New file.
1045 * testsuite/searched_file_test_lib.cc: New file.
1047 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1048 Ian Lance Taylor <iant@google.com>
1050 * descriptor.cc: Include <cstdio> and "binary-io.h".
1051 (Descriptors::open): Open the files in binary mode always.
1052 * script.cc (Lex::get_token): Treat \r as whitespace.
1054 2009-10-09 Ian Lance Taylor <iant@google.com>
1056 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1058 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1059 Ian Lance Taylor <iant@google.com>
1061 * configure.ac: Check for readv function also.
1062 * fileread.cc (readv): Define if not HAVE_READV.
1063 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1065 * config.in: Regenerate.
1066 * configure: Regenerate.
1068 2009-10-09 Doug Kwan <dougkwan@google.com>
1070 * layout.cc (Layout::make_output_section): Call target hook to make
1071 ordinary output section.
1072 (Layout::finalize): Adjust parameter list of call the
1073 Target::may_relax().
1074 * layout.h (class Layout::section_list): New method.
1075 * merge.h (Output_merge_base::entsize): Change visibility to public.
1076 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1078 (Output_merge_string::do_is_string): New method.
1079 * object.cc (Sized_relobj::do_setup): renamed from
1080 Sized_relobj::set_up.
1081 * object.h (Sized_relobj::adjust_shndx,
1082 Sized_relobj::initializ_input_to_output_maps,
1083 Sized_relobj::free_input_to_output_maps): Change visibilities to
1085 (Sized_relobj::setup): Virtualize.
1086 (Sized_relobj::do_setup): New method declaration.
1087 (Sized_relobj::invalidate_section_offset,
1088 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1089 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1090 * options.cc (parse_int): New function.
1091 * options.h (parse_int): New declaration.
1092 (DEFINE_int): New macro.
1093 (stub_group_size): New option.
1094 * output.cc (Output_section::Output_section): Initialize memebers
1095 merge_section_map_, merge_section_by_properties_map_,
1096 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1097 (Output_section::add_input_section): Handled deferred code-fill
1098 generation and remove an old comment.
1099 (Output_section::add_relaxed_input_section): New method definition.
1100 (Output_section::add_merge_input_section): Use merge section by
1101 properties map to speed to search. Update merge section maps
1103 (Output_section::build_relaxation_map): New method definition.
1104 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1106 (Output_section::relax_input_section): Renamed to
1107 Output_section::convert_input_sections_to_relaxed_sections and change
1108 interface to take a vector of pointers to relaxed sections.
1109 (Output_section::find_merge_section,
1110 Output_section::find_relaxed_input_section): New method definitions.
1111 (Output_section::is_input_address_mapped,
1112 Output_section::output_offset, Output_section::output_address):
1113 Use output section data maps to speed up searching.
1114 (Output_section::find_starting_output_address): Add comments.
1115 (Output_section::do_write,
1116 Output_section::write_to_postprocessing_buffer): Do code-fill
1117 generation as appropriate.
1118 (Output_section::get_input_sections): Invalidate relaxed input section
1120 (Output_section::restore_states): Adjust type of checkpoint .
1121 Invalidate relaxed input section map.
1122 * output.h (Output_merge_base): New class declaration.
1123 (Input_section_specifier): New class defintion.
1124 (class Output_relaxed_input_section) Change base class to
1125 Output_section_data_build.
1126 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1127 base class initializer.
1128 (Output_section::add_relaxed_input_section): New method declaration.
1129 (Output_section::Input_section): Change visibility to protected.
1130 (Output_section::Input_section::relobj,
1131 Output_section::Input_section::shndx): Handle relaxed input sections.
1132 Output_section::input_sections) Change visibility to protected. Also
1133 define overload to return a non-const pointer.
1134 (Output_section::Merge_section_properties): New class defintion.
1135 (Output_section::Merge_section_by_properties_map,
1136 Output_section::Output_section_data_by_input_section_map,
1137 Output_section::Relaxation_map): New types.
1138 (Output_section::relax_input_section): Rename method to
1139 Output_section::convert_input_sections_to_relaxed_sections and change
1140 interface to take a vector of relaxed section pointers.
1141 (Output_section::find_merge_section,
1142 Output_section::find_relaxed_input_section,
1143 Output_section::build_relaxation_map,
1144 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1145 New method declarations.
1146 (Output_section::merge_section_map_
1147 Output_section::merge_section_by_properties_map_,
1148 Output_section::relaxed_input_section_map_,
1149 Output_section::is_relaxed_input_section_map_valid_,
1150 Output_section::generate_code_fills_at_write_): New data members.
1151 * script-sections.cc
1152 (Output_section_element_input::set_section_addresses): Call
1153 current_data_size and addralign methods of relaxed input sections.
1154 (Orphan_output_section::set_section_addresses): Call current_data_size
1155 and addralign methods of relaxed input sections.
1156 * symtab.cc (Symbol_table::compute_final_value): Extract template
1157 from the body of Symbol_table::sized_finalize_symbol.
1158 (Symbol_table::sized_finalized_symbol): Call
1159 Symbol_table::compute_final_value.
1160 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1161 (Symbol_table::compute_final_value): New templated method declaration.
1162 * target.cc (Target::do_make_output_section): New method defintion.
1163 * target.h (Target::make_output_section): New method declaration.
1164 (Target::relax): Add more parameters for input objects, symbol table
1165 and layout. Adjust call to do_relax.
1166 (Target::do_make_output_section): New method declaration.
1167 (Target::do_relax): Add parameters for input objects, symbol table
1170 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1172 * pread.c: Include stdio.h.
1174 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1176 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1179 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1181 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1182 Change read_shndx type to unsigned int.
1183 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1185 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1186 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1187 Change read_shndx type to unsigned int.
1188 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1190 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1191 * layout.cc (Layout::create_symtab_sections): Cast the result of
1192 local_symcount * symsize to off_t in the gold_assert.
1194 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1196 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1197 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1199 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1200 (Arm_relocate_functions::thm_abs5): New function.
1201 (Arm_relocate_functions::abs12): New function.
1202 (Arm_relocate_functions::abs16): New function.
1203 (Arm_relocate_functions::base_abs): New function.
1204 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1205 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1206 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1208 (Scan::global): Likewise.
1209 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1210 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1211 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1212 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1215 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1217 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1218 (Arm_relocate_functions::movt_prel): New function.
1219 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1220 (Arm_relocate_functions::thm_movt_prel): New function.
1221 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1222 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1223 (Scan::global, Relocate::relocate): Likewise.
1224 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1226 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1228 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1229 Incremental_checker.
1230 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1232 (class Incremental_inputs_header): New class.
1233 (Incremental_inputs_header_writer): Edit comment.
1234 (Incremental_inputs_entry): New class.
1235 (Incremental_inputs_entry_writer): Edit comment.
1236 (Sized_incremental_binary::do_find_incremental_inputs_section):
1237 Add *strtab_shndx parameter, fill it.
1238 (Sized_incremental_binary::do_check_inputs): New method.
1239 (Incremental_checker::can_incrementally_link_output_file): Use
1240 Sized_incremental_binary::check_inputs.
1241 (Incremental_inputs::report_command_line): Save command line in
1244 (Incremental_binary::find_incremental_inputs_section): New
1246 (Incremental_binary::do_find_incremental_inputs_section): Add
1247 strtab_shndx parameter.
1248 (Incremental_binary::do_check_inputs): New pure virtual method.
1249 (Sized_incremental_binary::do_check_inputs): Declare.
1250 (Incremental_checker::Incremental_checker): Add incremental_inputs
1251 parameter, use it to initialize incremental_inputs_.
1252 (Incremental_checker::incremental_inputs_): New field.
1253 (Incremental_checker::command_line): New method.
1254 (Incremental_checker::inputs): New method.
1255 (Incremental_checker::command_line_): New field.
1257 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1259 * incremental.cc: Include <cstdarg> and "target-select.h".
1260 (vexplain_no_incremental): New function.
1261 (explain_no_incremental): New function.
1262 (Incremental_binary::error): New method.
1263 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1265 (make_sized_incremental_binary): New function.
1266 (open_incremental_binary): New function.
1267 (can_incrementally_link_file): Add checks if output is ELF and has
1269 * incremental.h: Include "elfcpp_file.h" and "output.h".
1270 (Incremental_binary): New class.
1271 (Sized_incremental_binary): New class.
1272 (open_incremental_binary): Declare.
1273 * object.cc (is_elf_object): Use
1274 elfcpp::Elf_recognizer::is_elf_file.
1275 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1276 * output.h (Output_file::filesize): New method.
1278 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1280 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1282 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1283 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1285 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1287 (Arm_relocate_functions::movw_abs_nc): New function.
1288 (Arm_relocate_functions::movt_abs): New function.
1289 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1290 (Arm_relocate_functions::thm_movt_abs): New function.
1291 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1292 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1293 (Scan::global): Likewise.
1294 (Relocate::relocate): Likewise.
1295 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1297 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1299 * arm.cc (Arm_relocate_functions::got_prel) New function.
1300 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1301 (Relocate::relocate): Likewise.
1302 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1304 2009-10-06 Ian Lance Taylor <iant@google.com>
1306 * options.h (class General_options): Define
1307 split_stack_adjust_size parameter.
1308 * object.h (class Object): Add uses_split_stack_ and
1309 has_no_split_stack_ fields. Add uses_split_stack and
1310 has_no_split_stack accessor functions. Declare
1311 handle_split_stack_section.
1312 (class Reloc_symbol_changes): Define.
1313 (class Sized_relobj): Define Function_offsets. Declare
1314 split_stack_adjust, split_stack_adjust_reltype, and
1316 * object.cc (Object::handle_split_stack_section): New function.
1317 (Sized_relobj::do_layout): Call handle_split_stack_section.
1318 * dynobj.cc (Sized_dynobj::do_layout): Call
1319 handle_split_stack_section.
1320 * reloc.cc (Sized_relobj::relocate_sections): Call
1321 split_stack_adjust for executable sections in split_stack
1322 objects. Pass reloc_map to relocate_section.
1323 (Sized_relobj::split_stack_adjust): New function.
1324 (Sized_relobj::split_stack_adjust_reltype): New function.
1325 (Sized_relobj::find_functions): New function.
1326 * target-reloc.h: Include "object.h".
1327 (relocate_section): Add reloc_symbol_changes parameter. Change
1329 * target.h (class Target): Add calls_non_split method. Declare
1330 do_calls_non_split virtual method. Declare match_view and
1332 * target.cc: Include "elfcpp.h".
1333 (Target::do_calls_non_split): New function.
1334 (Target::match_view): New function.
1335 (Target::set_view_to_nop): New function.
1336 * gold.cc (queue_middle_tasks): Give an error if mixing
1337 split-stack and non-split-stack objects with -r.
1338 * i386.cc (Target_i386::relocate_section): Add
1339 reloc_symbol_changes parameter.
1340 (Target_i386::do_calls_non_split): New function.
1341 * x86_64.cc (Target_x86_64::relocate_section): Add
1342 reloc_symbol_changes parameter.
1343 (Target_x86_64::do_calls_non_split): New function.
1344 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1346 * powerpc.cc (Target_powerpc::relocate_section): Add
1347 reloc_symbol_changes parameter.
1348 * sparc.cc (Target_sparc::relocate_section): Add
1349 reloc_symbol_changes parameter.
1350 * configure.ac: Call AM_CONDITIONAL for the default target.
1351 * configure: Rebuild.
1352 * testsuite/Makefile.am (TEST_AS): New variable.
1353 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1354 (check_DATA): Add split_i386 and split_x86_64 files.
1355 (SPLIT_DEFSYMS): Define.
1356 (split_i386_[1234n].o): New targets.
1357 (split_i386_[124]): New targets.
1358 (split_i386_[1234r].stdout): New targets.
1359 (split_x86_64_[1234n].o): New targets.
1360 (split_x86_64_[124]): New targets.
1361 (split_x86_64_[1234r].stdout): New targets.
1362 (MOSTLYCLEANFILES): Add new executables.
1363 * testsuite/split_i386.sh: New file.
1364 * testsuite/split_x86_64.sh: New file.
1365 * testsuite/split_i386_1.s: New file.
1366 * testsuite/split_i386_2.s: New file.
1367 * testsuite/split_i386_3.s: New file.
1368 * testsuite/split_i386_4.s: New file.
1369 * testsuite/split_i386_n.s: New file.
1370 * testsuite/split_x86_64_1.s: New file.
1371 * testsuite/split_x86_64_2.s: New file.
1372 * testsuite/split_x86_64_3.s: New file.
1373 * testsuite/split_x86_64_4.s: New file.
1374 * testsuite/split_x86_64_n.s: New file.
1375 * testsuite/testfile.cc (Target_test): Update relocation_section
1377 * testsuite/Makefile.in: Rebuild.
1379 2009-10-06 Ian Lance Taylor <iant@google.com>
1381 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1382 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1383 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1384 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1385 the address on ldo_addrs_.
1386 (Target_i386::Relocate::fix_up_ldo): New function.
1388 2009-10-06 Rafael Espindola <espindola@google.com>
1390 * plugin.cc (add_input_library): New.
1391 (Plugin::load): Add add_input_library to tv.
1392 (Plugin_manager::add_input_file): Add the is_lib argument.
1393 (add_input_file): Update call to Plugin_manager::add_input_file.
1394 (add_input_library): New.
1395 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1397 2009-09-30 Doug Kwan <dougkwan@google.com>
1399 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1400 symbol and call Symbol::may_need_copy_reloc to determine if
1401 a copy reloc is needed.
1402 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1403 nocopyreloc is given in command line.
1404 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1405 given in command line.
1406 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1407 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1408 of the removed Target_i386::may_need_copy_reloc.
1409 * options.h (copyreloc): New option with default value false.
1410 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1411 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1412 instead of the removed Target_powerpc::may_need_copy_reloc.
1413 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1414 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1415 instead of the removed Target_sparc::may_need_copy_reloc.
1416 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1417 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1418 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1419 instead of the removed Target_x86_64::may_need_copy_reloc.
1421 2009-09-30 Ian Lance Taylor <iant@google.com>
1423 * object.h (class Object): Remove target_ field, and target,
1424 sized_target, and set_target methods.
1425 (Object::sized_target): Remove.
1426 (class Sized_relobj): Update declarations. Remove sized_target.
1427 * object.cc (Sized_relobj::setup): Remove target parameter.
1429 (Input_objects::add_object): Don't do anything with the target.
1430 (make_elf_sized_object): Add punconfigured parameter. Change all
1431 callers. Set or test parameter target.
1432 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1434 * parameters.cc (Parameters::set_target): Change parameter type to
1436 (Parameters::default_target): Remove.
1437 (set_parameters_target): Change parameter type to be non-const.
1438 (parameters_force_valid_target): New function.
1439 (parameters_clear_target): New function.
1440 * parameters.h (class Parameters): Update declarations. Remove
1441 default_target method. Add sized_target and clear_target
1442 methods. Change target_ to be non-const.
1443 (set_parameters_target): Update declaration.
1444 (parameters_force_valid_target): Declare.
1445 (parameters_clear_target): Declare.
1446 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1447 as NULL if we aren't searching.
1448 (Add_symbols::run): Don't check for compatible target.
1449 * fileread.cc (Input_file::open_binary): Call
1450 parameters_force_valid_target.
1451 * gold.cc (queue_middle_tasks): Likewise.
1452 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1453 set_target on object.
1454 * dynobj.h (class Sized_dynobj): Update declarations.
1455 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1456 make_elf_object returns NULL.
1457 (Archive::include_member): Don't check whether object target is
1459 * output.cc (Output_section::add_input_section): Get target from
1461 (Output_section::relax_input_section): Likewise.
1462 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1464 (Sized_relobj::do_scan_relocs): Likewise.
1465 (Sized_relobj::relocate_sections): Likewise.
1466 * resolve.cc (Symbol_table::resolve): Likewise.
1467 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1468 parameter. Change all callers.
1469 (Symbol_table::add_from_object): Get target from parameters.
1470 (Symbol_table::add_from_relobj): Don't check object target.
1471 (Symbol_table::add_from_dynobj): Likewise.
1472 (Symbol_table::define_special_symbol): Get target from
1474 * symtab.h (class Symbol_table): Update declaration.
1475 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1476 parameter. Change all callers. Clear parameter target.
1477 (Binary_test): Test target here.
1478 * testsuite/object_unittest.cc (gold_testsuite): Remove
1479 target_test_pointer parameter. Change all callers.
1480 (Object_test): Test target here.
1482 2009-09-26 Ian Lance Taylor <iant@google.com>
1484 * testsuite/initpri1.c: Don't try to use constructor priorities if
1485 compiling with gcc before 4.3.
1487 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1489 * testsuite/retain_symbols_file_test.sh (check_present): Change
1490 output file name to retain_symbols_file_test.stdout.
1491 (check_absent): Likewise.
1493 2009-09-18 Craig Silverstein <csilvers@google.com>
1495 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1496 * options.cc: Include <cerrno> and <fstream>.
1497 (General_options::finalize): Parse -retain-symbols-file tag.
1498 * options.h: New flag.
1499 (General_options): New method should_retain_symbol, new
1500 variable symbols_to_retain.
1501 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1502 should_retain_symbol map.
1503 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1504 * testsuite/Makefile.in: Regenerate.
1505 * testsuite/retain_symbols_file_test.sh: New file.
1507 2009-09-18 Nick Clifton <nickc@redhat.com>
1509 * po/es.po: Updated Spanish translation.
1511 2009-09-17 Doug Kwan <dougkwan@google.com>
1513 * debug.h (DEBUG_RELAXATION): New constant.
1514 (DEBUG_ALL): Add DEBUG_RELAXATION.
1515 (debug_string_to_enum): Add relaxation debug option.
1517 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1518 Layout::Relaxation_debug_check::read_sections,
1519 Layout::Relaxation_debug_check::read_sections): New method definitions.
1520 (Layout::Layout): Initialize data members
1521 record_output_section_data_from_scrips_,
1522 script_output_section_data_list_ and relaxation_debug_check_.
1523 (Layout::save_segments, Layout::restore_segments,
1524 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1525 Layout::relaxation_loop_body): New method definitions.
1526 (Layout::finalize): Support relaxation. Move section layout code to
1527 Layout::relaxation_loop_body.
1528 (Layout::set_asection_address_from_script): Move code for orphan
1529 section placement out.
1530 (Layout::place_orphan_sections_in_script): New method definition.
1531 * layout.h (Output_segment_headers, Output_file_header):
1532 New forward class declarations.
1533 (Layout::~Layout): Define.
1534 (Layout::new_output_section_data_from_script): New method definition.
1535 (Layout::place_orphan_sections_in_script): New method declaration.
1536 (Layout::Segment_states): New type declaration.
1537 (Layout::save_segments, Layout::restore_segments,
1538 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1539 Layout::relaxation_loop_body): New method declarations.
1540 (Layout::Output_section_data_list): New type declaration.
1541 (Layout::Relaxation_debug_check): New class definition.
1542 (Layout::record_output_section_data_from_script_,
1543 Layout::script_output_section_data_list_, Layout::segment_states_,
1544 Layout::relaxation_debug_check_): New data members.
1545 * output.cc: (Output_section_headers::do_size): New method definition.
1546 (Output_section_headers::Output_section_headers): Move size
1547 computation to Output_section_headers::do_size.
1548 (Output_segment_headers::do_size): New method definition.
1549 (Output_file_header::Output_file_header): Move size computation to
1550 Output_file_header::do_size and call it.
1551 (Output_file_header::do_size): New method definition.
1552 (Output_data_group::Output_data_group): Adjust call to
1553 Output_section_data.
1554 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1555 (Output_symtab_xindex::do_write): Add array bound check.
1556 (Output_section::Input_section::print_to_mapfile): Handle
1557 RELAXED_INPUT_SECTION_CODE.
1558 (Output_section::Output_section): Initialize data member checkpoint_.
1559 (Output_section::~Output_section): Delete checkpoint object pointed
1561 (Output_section::add_input_section): Always add an Input_section if
1563 (Output_section::add_merge_input_section): Add assert.
1564 (Output_section::relax_input_section): New method definition.
1565 (Output_section::set_final_data_size): Set load address to zero for
1566 an unallocated section.
1567 (Output_section::do_address_and_file_offset_have_reset_values):
1568 New method definition.
1569 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1570 Handle relaxed input section.
1571 (Output_section::sort_attached_input_sections): Checkpoint input
1572 section list lazily.
1573 (Output_section::get_input_sections): Change type of input_sections to
1574 list of Simple_input_section pointers. Checkpoint input section list
1575 lazily. Also handle relaxed input sections.
1576 (Output_section::add_input_section_for_script): Take a reference to
1577 a Simple_input_section object instead of Relobj pointer and section
1578 index as parameter. Handle relaxed input sections.
1579 (Output_section::save_states, Output_section::restore_states): New
1581 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1582 (Output_data::is_data_size_fixed): New method definition.
1583 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1585 (Output_data::address_and_file_offset_have_reset_values): New method
1587 (Output_data::do_address_and_file_offset_have_reset_values): New method
1589 (Output_data::set_data_size): Check that data size is not fixed.
1590 (Output_data::fix_data_size): New method definition.
1591 (Output_data::is_data_size_fixed_): New data member.
1592 (Output_section_headers::set_final_data_size): New method definition.
1593 (Output_section_headers::do_size): New method declaration.
1594 (Output_segment_headers::set_final_data_size): New method definition.
1595 (Output_segment_headers::do_size): New method declaration.
1596 (Output_file_header::set_final_data_size)::New method definition.
1597 (Output_file_header::do_size)::New method declaration.
1598 (Output_section_data::Output_section_data): Add new parameter
1599 is_data_size_fixed and use it to fix data size.
1600 (Output_data_const::Output_data_const): Adjust call to base class
1601 constructor and fix data size.
1602 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1603 base class constructor and fix data size.
1604 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1605 base class constructor and fix data size.
1606 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1607 class constructor and fix data size.
1608 (Output_data_group::set_final_data_size): New method definition.
1609 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1610 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1611 class constructor and fix data size.
1612 (Output_relaxed_input_section): New class definition.
1613 (Output_section::Simple_input_section): New class definition.
1614 (Output_section::get_input_sections): Adjust parameter list.
1615 (Output_section::add_input_section_for_script): Same.
1616 (Output_section::save_states, Output_section::restore_states,
1617 Output_section::do_address_and_file_offset_have_reset_values,
1618 (Output_section::Input_section::Input_section): Handle
1619 RELAXED_INPUT_SECTION_CODE. Add new overload for
1620 Output_relaxed_input_section.
1621 (Output_section::Input_section::is_input_section,
1622 Output_section::Input_section::set_output_section): Handle relaxed
1624 (Output_section::Input_section::is_relaxed_input_section,
1625 Output_section::Input_section::output_section_data,
1626 Output_section::Input_section::relaxed_input_section): New method
1628 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1630 (Output_section::Input_section::u1_): Update comments.
1631 (Output_section::Input_section::u2_): Add new union member poris.
1632 (Output_section::Checkpoint_output_section): New classs definition.
1633 (Output_section::relax_input_section): New method declaration.
1634 (Output_section::checkpoint_): New data member.
1635 (Output_segment): Update comments.
1636 (Output_segment::Output_segment): Un-privatize copy constructor.
1637 (Output_segment::operator=): Un-privatize.
1638 * script-sections.cc (Output_section_element::Input_section_list):
1639 Change element type to Output_section::Simple_input_section.
1640 (Output_section_element_dot_assignment::set_section_addresses):
1641 Register output section data for relaxation clean up.
1642 (Output_data_exression::Output_data_expression): Adjust call to base
1643 constructor to fix data size.
1644 (Output_section_element_data::set_section_addresses): Register
1645 Output_data_expression object for relaxation clean up.
1646 (struct Input_section_info): Replace Relobj pointer and section index
1647 pair with Output_section::Simple_input_section and Convert struct to a
1649 (Input_section_sorter::operator()): Adjust access to
1650 Input_section_info data member to use accessors.
1651 (Output_section_element_input::set_section_addresses): Use layout
1652 parameter. Adjust code to use Output_section::Simple_input_section
1653 and Input_secction_info classes. Register filler for relaxation
1655 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1656 and section index pair with Output_section::Simple_input_section
1657 class. Adjust code accordingly.
1658 (Phdrs_element::release_segment): New method definition.
1659 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1661 (Script_sections::release_segments): New method definition.
1662 * gold/script-sections.h (Script_sections::release_segments): New
1664 * gold/target.h (Target::may_relax, Target::relax,
1665 Target::do_may_relax, Target::do_relax): New method definitions.
1667 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1669 * arm.cc (has_signed_unsigned_overflow): New function.
1670 (Arm_relocate_functions::abs8): New function.
1671 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1672 (Target_arm::Scan::global): Likewise.
1673 (Target_arm::relocate::relocate): Likewise.
1674 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1677 2009-09-16 Cary Coutant <ccoutant@google.com>
1679 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1680 * testsuite/Makefile.in: Regenerate.
1682 2009-09-11 Nick Clifton <nickc@redhat.com>
1684 * po/gold.pot: Updated by the Translation project.
1686 2009-09-08 Cary Coutant <ccoutant@google.com>
1688 * output.cc (Output_file::open): Add execute permission to empty file.
1689 * testsuite/Makefile.am (permission_test): New test.
1690 * testsuite/Makefile.in: Regenerate.
1692 2009-09-02 Ian Lance Taylor <iant@google.com>
1694 * output.cc (Output_file::resize): Call map_no_anonymous rather
1697 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1699 * gold.cc: Include "incremental.h".
1700 (queue_initial_tasks): Call Incremental_checker methods.
1701 * incremental.cc: Include "output.h".
1702 (Incremental_checker::can_incrementally_link_output_file): New
1704 * incremental.h (Incremental_checker): New class.
1706 * output.cc (Output_file::open_for_modification): New method.
1707 (Output_file::map_anonymous): Changed return type to bool. Record
1709 (Output_file::map_no_anonymous): New method, broken out of map.
1710 (Output_file::map): Use map_no_anonymous and map_anonymous.
1711 * output.h (class Output_file): Update declarations.
1713 2009-08-24 Cary Coutant <ccoutant@google.com>
1715 * options.h (Command_line::Pre_options): New class.
1716 (Command_line::pre_options): New member.
1717 * options.cc (gold::options::ready_to_register): New variable.
1718 (One_option::register_option): Do nothing if not registering options.
1719 Assert if same short option registered twice.
1720 (General_options::General_options): Turn off option registration when
1722 (Command_line::Pre_options::Pre_options): New constructor.
1724 2009-08-24 Cary Coutant <ccoutant@google.com>
1726 * options.h (General_options::no_keep_memory): Remove incorrect
1729 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1731 * Makefile.am (am__skiplex, am__skipyacc): New.
1732 * Makefile.in: Regenerate.
1734 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1736 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1737 (INCLUDES): ... this.
1738 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1739 (AM_CPPFLAGS): Renamed from ...
1740 (INCLUDE): ... this.
1741 * Makefile.in, testsuite/Makefile.in: Regenerate.
1743 * Makefile.in: Regenerate.
1744 * aclocal.m4: Likewise.
1745 * config.in: Likewise.
1746 * configure: Likewise.
1747 * testsuite/Makefile.in: Likewise.
1749 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1750 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1751 * Makefile.in: Regenerate.
1752 * testsuite/Makefile.in: Regenerate.
1754 2009-08-19 Cary Coutant <ccoutant@google.com>
1756 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1757 symbols in shared libraries overridden by hidden or internal symbols
1758 in the main program.
1760 2009-08-19 Chris Demetriou <cgd@google.com>
1762 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1763 checking source file names in error messages.
1765 2009-08-18 Doug Kwan <dougkwan@google.com>
1767 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1768 an elcpp::Ehdr as parameter. Adjust call to set_target.
1769 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1770 an elfcpp::Ehdr as parameter.
1771 * object.cc (Object::set_target): Remove the version that looks up
1772 a target and sets it.
1773 (Sized_relobj::setup): Take a Target object instead of
1774 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1775 (make_elf_sized_object): Find target and ask target to
1777 * object.h: (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.
1781 * target.cc: Include dynobj.h.
1782 (Target::do_make_elf_object_implementation): New.
1783 (Target::do_make_elf_object): New.
1784 * target.h (Target::make_elf_object): New template declaration.
1785 (Target::do_make_elf_object): New method declarations.
1786 (Target::do_make_elf_object_implementation): New template declaration.
1788 2009-08-14 Ian Lance Taylor <iant@google.com>
1790 * gold.h (FUNCTION_NAME): Define.
1791 (gold_unreachable): Use FUNCTION_NAME.
1793 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1795 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1796 symbol in the --keep-unique list is not found.
1798 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1800 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1801 been maked as --keep-unique.
1802 (Icf::unfold_section): New function.
1803 * icf.h (Icf::unfold_section): New function.
1804 * options.h (General_options::keep_unique): New option.
1805 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1806 * testsuite/Makefile.in: Regenerate.
1807 * testsuite/icf_keep_unique_test.sh: New file.
1808 * testsuite/icf_keep_unique_test.cc: New file.
1810 2009-08-12 Cary Coutant <ccoutant@google.com>
1813 * resolve.cc (Symbol_table::resolve): Check for references from
1814 dynamic objects to hidden and internal symbols.
1815 * testsuite/Makefile.am (hidden_test.sh): New test.
1816 * testsuite/Makefile.in: Regenerate.
1817 * testsuite/hidden_test.sh: New script.
1818 * testsuite/hidden_test_1.c: New test source.
1819 * testsuite/hidden_test_main.c: New test source.
1821 2009-08-11 Doug Kwan <dougkwan@google.com>
1823 * arm.cc: Update comments.
1824 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1825 segment to locate the .ARM.exidx section if present.
1827 2009-08-09 Doug Kwan <dougkwan@google.com>
1829 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1832 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1833 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1836 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1838 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1839 valid tls_segment only for non-debug-section relocations.
1840 * testsuite/Makefile.am: Add gc_tls_test.
1841 * testsuite/Makefile.in: Regenerate.
1842 * testsuite/gc_tls_test.cc: New file.
1843 * testsuite/gc_tls_test.sh: New file.
1845 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1849 * Makefile.am (CCFILES): Add icf.cc.
1851 * Makefile.in: Regenerate.
1852 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1853 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1854 section, symbol and addend information for the relocs.
1855 * gold.cc (queue_middle_tasks): Call identical code folding.
1856 * gold.h: Add defines for multimap.
1857 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1858 to the call of finalize_local_symbols.
1859 * main.cc (main): Create object of class Icf.
1860 * object.cc (Sized_relobj::do_layout): Allow this function to be
1861 called twice during icf.
1862 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1863 to sections marked as identical by icf.
1864 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1866 (Sized_relobj::do_section_entsize): New function.
1867 * object.h (Object::section_entsize): New function.
1868 (Object::do_section_entsize): New pure virtual function.
1869 (Relobj::finalize_local_symbols): Add new parameter.
1870 (Relobj::do_section_entsize): New function.
1871 * options.h (General_options::icf): New option.
1872 (General_options::icf_iterations): New option.
1873 (General_options::print_icf_sections): New option.
1874 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1875 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1876 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1878 * symtab.cc (Symbol_table::is_section_folded): New function.
1879 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1880 to sections marked as identical by icf.
1881 * symtab.h (Symbol_table::set_icf): New function.
1882 (Symbol_table::icf): New function.
1883 (Symbol_table::is_section_folded): New function.
1884 (Symbol_table::icf_): New data member.
1885 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1886 * testsuite/Makefile.am: Add commands to build icf_test.
1887 * testsuite/Makefile.in: Regenerate.
1888 * testsuite/icf_test.sh: New file.
1889 * testsuite/icf_test.cc: New file.
1891 2009-07-24 Chris Demetriou <cgd@google.com>
1893 * layout.cc (is_compressible_debug_section): Fix incorrect
1894 comment about compressed section names.
1896 2009-07-20 Ian Lance Taylor <ian@airs.com>
1899 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1901 2009-07-16 Ian Lance Taylor <iant@google.com>
1904 * layout.h: #include <map>.
1905 (class Kept_section): Change from struct to class. Add accessors
1906 and setters. Add section size to Comdat_group mapping. Change
1907 Comdat_group to std::map. Add is_comdat_ field. Add
1908 linkonce_size field in union.
1909 (class Layout): Update declaration of find_or_add_kept_section.
1910 Don't declare find_kept_object.
1911 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1912 parameter. Add object, shndx, is_comdat, and is_group_name
1913 parameters. Change all callers. Adjust for new Kept_section.
1914 (Layout::find_kept_object): Remove.
1915 * object.cc (Sized_relobj::include_section_group): Update use of
1916 Kept_section. Rename secnum to shndx. Only record
1917 Kept_comdat_section if sections are the same size.
1918 (Sized_relobj::include_linkonce_section): Update use of
1919 Kept_section. Only record Kept_comdat_section if sections are the
1920 same size. Set size of linkonce section.
1921 (Sized_relobj::map_to_kept_section): Update call to
1922 get_kept_comdat_section.
1923 * object.h (class Sized_relobj): Rename fields in
1924 Kept_comdat_section to drop trailing underscores; change object
1925 field to Relobj*. Change Kept_comdat_section_table to store
1926 struct rather than pointer.
1927 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1928 Add kept_object and kept_shndx parameters. Change all callers.
1929 (Sized_relobj::get_kept_comdat_section): Change return type to
1930 bool. Add kept_object and kept_shndx parameters. Change all
1932 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1933 Layout::find_or_add_kept_section.
1935 2009-07-09 Ian Lance Taylor <iant@google.com>
1937 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1938 Reserve space in the hash table.
1940 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1942 * fileread.cc (File_read::get_mtime): New method.
1943 * fileread.h (Timespec): New structure.
1944 (File_read::get_mtime): New method.
1945 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1946 Renamed from timestamp_nsec.
1947 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1949 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1951 (Incremental_inputs::report_archive): Save mtime; style fix.
1952 (Incremental_inputs::report_obejct): Save mtime; style fix.
1953 (Incremental_inputs::report_script): Save mtime; style fix.
1954 (Incremental_inputs::finalize_inputs): Style fix.
1955 (Incremental_inputs::finalize): Style fix.
1956 (Incremental_inputs::create_input_section_data): Store inputs
1958 * incremental.h (Incremental_inputs::report_script): Add mtime
1960 (Incremental_inputs::Input_info::Input_info): Intialize only one
1962 (Incremental_inputs::Input_info::archive): Move to nameless
1964 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1965 (Incremental_inputs::Input_info::script): Move to nameless union.
1966 (Incremental_inputs::mtime): New field.
1967 * script.cc (read_input_script): Pass file mtime to
1969 * script.h (Script_info::inputs): Style fix.
1971 2009-07-01 Ian Lance Taylor <ian@airs.com>
1973 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1976 2009-06-24 Ian Lance Taylor <iant@google.com>
1979 * layout.cc (Layout::choose_output_section): If we find an
1980 existing section, update the flags.
1981 (Layout::create_notes): New function, broken out of
1983 (Layout::finalize): Don't create note sections.
1984 (Layout::create_note): Don't crash if linker script discards
1986 (Layout::create_gold_note): Likewise.
1987 (Layout::create_build_id): Likewise. Don't set
1988 after_input_sections on the section.
1989 (Layout::create_executable_stack_info): Remove target parameter.
1991 * layout.h (class Layout): Declare create_notes. Update
1992 declaration of create_executable_stack_info.
1993 * gold.cc (queue_middle_tasks): Call create_notes.
1994 * output.cc (Output_section::update_flags_for_input_section): Move
1995 here from output.h. If SHF_ALLOC flag is newly set, mark address
1997 * output.h (Output_data::mark_address_invalid): New function.
1998 (class Output_section): Only declare, not define,
1999 update_flags_for_input_section. Remove set_flags.
2001 2009-06-24 Ian Lance Taylor <iant@google.com>
2003 * script-sections.cc (Output_section_definition::
2004 set_section_addresses): Rename shadowing local load_address to
2007 2009-06-24 Ian Lance Taylor <iant@google.com>
2010 * reloc.cc (relocate_sections): Skip empty relocation sections.
2012 2009-06-23 Ian Lance Taylor <iant@google.com>
2015 * layout.cc (Layout::create_note): Use choose_output_section
2016 rather than make_output_section.
2018 2009-06-23 Ian Lance Taylor <iant@google.com>
2021 * options.cc (General_options::parse_V): Set printed_version_.
2022 (General_options::General_options): Initialize printed_version_.
2023 * options.h (class General_options): Add printed_version_ field.
2024 * gold.cc (queue_initial_tasks): If there are no input files,
2025 don't give a fatal error if we printed the version information.
2026 (queue_middle_tasks): If using -r with a shared object, give a
2027 fatal error rather than an ordinary error.
2029 2009-06-23 Ian Lance Taylor <iant@google.com>
2032 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2033 (Layout::make_output_section): Set have_stabstr_section_ if we see
2034 a .stab*str section.
2035 (Layout::finalize): Call link_stabs_sections.
2036 (Layout::link_stabs_sections): New file.
2037 * layout.h (class Layout): Add have_stabstr_section_ field.
2038 Declare link_stabs_sections.
2040 2009-06-23 Doug Kwan <dougkwan@google.com>
2042 * Makefile.am (libgold_a_LIBADD): New.
2043 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2044 * Makefile.in: Regenerate.
2045 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2046 * configure: Regenerate.
2047 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2048 * fileread.cc: Include sys/state.h
2049 * gold.h: Declare memmem and strndup if found missing.
2050 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2052 2009-06-23 Ian Lance Taylor <iant@google.com>
2054 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2055 * configure: Rebuild.
2057 2009-06-23 Ian Lance Taylor <iant@google.com>
2060 * object.cc (Object::section_contents): Don't try to get a view if
2061 the section has length zero.
2062 (Object::handle_gnu_warning_section): If the section is empty, use
2063 the name of the section as the warning.
2065 2009-06-23 Ian Lance Taylor <iant@google.com>
2068 * stringpool.h (class Stringpool_template): Add optimize_ field.
2069 (Stringpool_template::set_optimize): New function.
2070 * stringpool.cc (Stringpool_template::Stringpool_template):
2071 Initialize optimize_ field.
2072 (Stringpool_template::set_string_offsets): Test local optimize
2073 fild rather than parameter.
2074 * layout.cc (Layout::Layout): Call set_optimize on the section
2077 2009-06-22 Ian Lance Taylor <iant@google.com>
2080 * yyscript.y: Parse TARGET.
2081 * script.cc (script_set_target): New function.
2082 * script-c.h (script_set_target): Declare.
2083 * options.cc (General_options::string_to_object_format): Rename
2084 from string_to_object_format in anonymous namespace. Change
2086 * options.h (class General_options): Declare
2087 string_to_object_format.
2089 2009-06-22 Ian Lance Taylor <iant@google.com>
2091 * script-sections.cc (Script_sections::create_segments): Don't put
2092 program headers in a PT_LOAD segment if -n or -N.
2094 2009-06-22 Ian Lance Taylor <iant@google.com>
2097 * options.h (class General_options): Add -z lazy and -z now. Sort
2098 -z options into alphabetical order.
2099 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2101 2009-06-21 Ian Lance Taylor <iant@google.com>
2103 * layout.cc (Layout::make_output_section): Call
2104 Target::new_output_section.
2105 (Layout::attach_allocated_section_to_segment): Put large section
2106 sections in a separate load segment with the large segment flag
2108 (Layout::segment_precedes): Sort large data segments after other
2110 (align_file_offset): New static function.
2111 (Layout::set_segment_offsets): Use align_file_offset.
2112 * output.h (class Output_section): Add is_small_section_ and
2113 is_large_section_ fields.
2114 (Output_section::is_small_section): New function.
2115 (Output_section::set_is_small_section): New function.
2116 (Output_section::is_large_section): New function.
2117 (Output_section::set_is_large_section): New function.
2118 (Output_section::is_large_data_section): New function.
2119 (class Output_segment): Add is_large_data_segment_ field.
2120 (Output_segment::is_large_data_segment): New function.
2121 (Output_segment::set_is_large_data_segment): New function.
2122 * output.cc (Output_section::Output_section): Initialize new
2124 (Output_segment::Output_segment): Likewise.
2125 (Output_segment::add_output_section): Add assertion that large
2126 data sections always go in large data segments. Force small data
2127 sections to the end of the list of data sections. Force small BSS
2128 sections to the start of the list of BSS sections. For large BSS
2129 sections to the end of the list of BSS sections.
2130 * symtab.h (class Symbol): Declare is_common_shndx.
2131 (Symbol::is_defined): Check Symbol::is_common_shndx.
2132 (Symbol::is_common): Likewise.
2133 (class Symbol_table): Define enum Commons_section_type. Update
2134 declarations. Add small_commons_ and large_commons_ fields.
2135 * symtab.cc (Symbol::is_common_shndx): New function.
2136 (Symbol_table::Symbol_table): Initialize new fields.
2137 (Symbol_table::add_from_object): Put small and large common
2138 symbols in the right list.
2139 (Symbol_table::sized_finalized_symbol): Check
2140 Symbol::is_common_shndx.
2141 (Symbol_table::sized_write_globals): Likewise.
2142 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2143 common symbol lists. Don't call do_allocate_commons_list if the
2145 (Symbol_table::do_allocate_commons_list): Remove is_tls
2146 parameter. Add comons_section_type parameter. Change all
2147 callers. Handle small and large common symbols.
2148 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2149 Symbol::is_common_shndx.
2150 * resolve.cc (symbol_to_bits): Likewise.
2151 * target.h (Target::small_common_shndx): New function.
2152 (Target::small_common_section_flags): New function.
2153 (Target::large_common_shndx): New function.
2154 (Target::large_common_section_flags): New function.
2155 (Target::new_output_section): New function.
2156 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2157 small_common_section_flags, and large_common_section_flags
2159 (Target::do_new_output_section): New virtual function.
2160 * arm.cc (Target_arm::arm_info): Initialize new fields.
2161 * i386.cc (Target_i386::i386_info): Likewise.
2162 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2164 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2165 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2166 (Target_x86_64::do_new_output_section): New function.
2167 * configure.ac: Define conditional MCMODEL_MEDIUM.
2168 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2169 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2170 (large_LDFLAGS): Define.
2171 * testsuite/large.c: New file.
2172 * testsuite/testfile.cc (Target_test::test_target_info):
2173 Initialize new fields.
2174 * configure, testsuite/Makefile.in: Rebuild.
2176 2009-06-05 Doug Kwan <dougkwan@google.com>
2178 * Makefile.am (CCFILES): Add target.cc.
2179 * Makefile.in: Regenerate.
2180 * i386.cc (class Target_i386): Define new virtual method to
2181 override do_is_local_label_name in parent.
2182 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2183 local symbols if --discard-locals or -X is given.
2184 * options.h (class General_options): Declare new options
2185 '--discard-locals' and '-X' for discarding locals.
2186 * target.h (class Target): Define new methods is_local_label_name.
2187 Declare new virtual method do_is_local_label_name.
2188 * target.cc: New file.
2189 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2190 (check_SCRIPTS): Add discard_locals_test.sh.
2191 (check_DATA): Add discard_local_tests.syms.
2192 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2193 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2194 * testsuite/Makefile.in: Regenerate.
2195 * testsuite/discard_locals_test.c: New file.
2196 * testsuite/discard_locals_test.sh: Same.
2198 2009-06-05 Doug Kwan <dougkwan@google.com>
2200 * object.cc (Sized_relobj::Sized_relobj): Initialize
2201 discarded_eh_frame_shndx_ to -1U.
2202 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2204 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2205 a discarded .eh_frame section.
2206 (Sized_relobj::do_finalize_local_symbols): Ditto.
2207 * object.h (class Sized_relobj): Declare new member
2208 discarded_eh_frame_shndx_.
2209 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2210 (local_labels_test.o, local_labels_test): New rules.
2211 * testsuite/Makefile.in: Regenerate.
2213 2009-06-04 Doug Kwan <dougkwan@google.com>
2215 * layout.cc (Layout::section_name_mapping): Add mapping for
2216 special ARM sections.
2218 2009-06-03 Doug Kwan <dougkwan@google.com>
2220 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2221 (utils::has_overflow): Same.
2223 2009-06-03 Ian Lance Taylor <iant@google.com>
2225 * layout.cc (Layout::section_name_mapping): New array, replacing
2226 Layout::linkonce_mapping.
2227 (Layout::section_name_mapping_count): New variable, replacing
2228 Layout::linkonce_mapping_count.
2229 (Layout::linkonce_output_name): Remove.
2230 (Layout::output_section_name): Rewrite.
2231 * layout.h (class Layout): Rename Linkonce_mapping to
2232 Section_name_mapping, linkonce_mapping to section_name_mapping,
2233 linkonce_mapping_count to section_name_mapping_count. Don't
2234 declare linkonce_output_name.
2236 2009-06-03 Doug Kwan <dougkwan@google.com>
2238 * gold/arm.cc (namespace utils): New.
2239 (Target_arm::reloc_is_non_pic): Define new method.
2240 (class Arm_relocate_functions): New.
2241 (Target_arm::Relocate::relocate): Handle relocation types used by
2244 2009-06-03 Ian Lance Taylor <iant@google.com>
2246 * arm.cc (Target_arm::scan::global): Use || instead of |.
2248 2009-06-02 Doug Kwan <dougkwan@google.com>
2250 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2251 issued_non_pic_error_.
2252 (class Target_arm::Scan): Declare new method check_non_pic.
2253 Define new method symbol_needs_plt_entry.
2254 Declare new data member issued_non_pic_error_.
2255 (class Target_arm::Relocate): Declare new method
2256 should_apply_static_reloc.
2257 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2258 (Target_arm::Scan::check_non_pic): Define new method.
2259 (Target_arm::Scan::local): Handle a small subset of reloc types used
2261 (Target_arm::Scan::local): Same.
2262 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2264 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2266 * incremental.cc (Incremental_inputs::report_command_line): Filter
2267 out --incremental-* options.
2269 2009-05-29 Doug Kwan <dougkwan@google.com>
2271 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2273 (class Target_arm): Update comment.
2274 (Target_arm::Target_arm): Initialize new data members GOT_,
2275 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2276 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2277 and Target_arm::rel_dyn_section.
2278 Declare new_enum Target_arm::Got_type.
2279 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2281 Update commments for member do_dynsym_value.
2282 (Target_arm::got_size, Target_arm::plt_section,
2283 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2284 new methods inside class defintion.
2285 (Target_arm::got_section): Define new method.
2286 (Target_arm::rel_dyn_section): Same.
2287 (Output_data_plt_arm): New template class.
2288 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2289 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2290 (Output_data_plt_arm::add_entry): Same.
2291 (Output_data_plt_arm::first_plt_entry): Define new
2292 static data member for PLT instruction template.
2293 (Output_data_plt_arm::plt_entry): Same.
2294 (Output_data_plt_arm::do_write): Define new method.
2295 (Target_arm::make_plt_entry): Same.
2296 (Target_arm::do_finalize_sections): Same.
2297 (Target_arm::do_dynsym_value): Same.
2299 2009-05-28 Doug Kwan <dougkwan@google.com>
2301 * Makefile.am (TARGETSOURCES): Add arm.cc.
2302 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2303 * Makefile.in: Regenerate.
2305 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2307 2009-05-26 Doug Kwan <dougkwan@google.com>
2309 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2310 (General_options::check_excluded_libs): Strip off directories in
2311 archive name before matching like GNU ld does.
2312 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2313 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2314 (exclude_libs_test_LDFLAGS): Add linker option
2315 -Wl,--exclude-libs,libexclude_libs_test_3
2316 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2317 an explicit archive without using -l.
2318 (alt/libexclude_libs_test_3.a): New make rule.
2319 * testsuite/Makefile.in: Regenerate.
2320 * testsuite/exclude_libs_test.c : Declare lib3_default().
2322 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2323 * exclude_libs_test_3.c: New file.
2325 2009-05-26 Nick Clifton <nickc@redhat.com>
2327 * po/id.po: New Indonesian translation.
2328 * po/gold.pot: Updated template file.
2330 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2332 * testsuite/Makefile.am: Add -ffunction-sections to compile
2333 gc_comdat_test files. Add -Wl,--gc-sections to build
2335 * testsuite/Makefile.in: Regenerate.
2336 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2338 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2340 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2341 kept comdat section was garbage collected.
2342 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2343 * testsuite/Makefile.in: Regenerate.
2344 * testsuite/gc_comdat_test.sh: New file.
2345 * testsuite/gc_comdat_test_1.cc: New file.
2346 * testsuite/gc_comdat_test_2.cc: New file.
2348 2009-05-19 Doug Kwan <dougkwan@google.com>
2350 * archive.cc (Archive::Archive): Move constructor from archive.h
2351 to here. Initialize no_export_.
2352 (Archive::get_elf_object_for_member): Set no_export flag of object.
2353 * archive.h (Archive::Archive): Move constructor body to
2355 (Archive::no_export): New method.
2356 (Archive::no_export_): New field.
2357 * object.h (Object::Object): Initialize no_export_ to false.
2358 (Object::no_export, Object::set_no_export): New methods.
2359 (Object::no_export_): New field.
2360 * options.cc (General_options::parse_exclude_libs): New method.
2361 (General_options::check_excluded_libs) Same.
2362 * options.h (exclude_libs): New option.
2363 (General_options::check_excluded_libs): New method declaration.
2364 (General_options::excluded_libs_): New field.
2365 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2366 default or protected visibility if an object has no-export flag set.
2367 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2368 (check_SCRIPTS): Add exclude_libs_test.sh.
2369 (check_DATA): Add exclude_libs_test.syms.
2370 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2371 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2372 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2373 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2374 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2375 libexclude_libs_test_2.a): New rules.
2376 * testsuite/Makefile.in: Regenerate.
2377 * testsuite/exclude_libs_test.c: New file.
2378 * testsuite/exclude_libs_test.sh: Ditto.
2379 * testsuite/exclude_libs_test_1.c: Ditto.
2380 * testsuite/exclude_libs_test_2.c: Ditto.
2382 2009-05-15 Ian Lance Taylor <iant@google.com>
2384 * configure.ac: Check for declarations for cases where libiberty.h
2385 checks HAVE_DECL_xxx.
2386 * configure, config.in: Rebuild.
2388 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2390 * gold.h (Incremental_argument_list): Remove (invalid) forward
2392 * incremental.cc (Incremental_inputs::report_achive): New method.
2393 (Incremental_inputs::report_object): New method.
2394 (Incremental_inputs::report_script): New method.
2395 (Incremental_inputs::finalize_inputs): New method.
2396 (Incremental_inputs::finalize): Call finalize_inputs().
2397 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2398 Create inputs entries.
2399 * incremental.h (Incremental_input_type): New enum.
2400 (Incremental_inputs::Incremental_input): Initialize new fields.
2401 (Incremental_inputs::report_inputs): New method.
2402 (Incremental_inputs::report_achive): New method.
2403 (Incremental_inputs::report_object): New method.
2404 (Incremental_inputs::report_script): New method.
2405 (Incremental_inputs::finalize_inputs): New method.
2406 (Incremental_inputs::Input_info): New struct.
2407 (Incremental_inputs::Input_info_map): New typedef.
2408 (Incremental_inputs::lock_): New field.
2409 (Incremental_inputs::Inputs_): New field.
2410 (Incremental_inputs::Inputs_map): New field.
2411 * main.cc (main): Call Incremental_input::report_inputs.
2412 * options.h (Input_argument_list): Typedef moved from
2414 (Input_file_group::Files): Remove, use ::Input_argument_list.
2415 (Input_file_group::Input_argument_list): Remove, use
2416 ::Input_argument_list.
2417 * plugin.cc (Plugin_manager::add_input_file): Add error in
2419 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2421 * script.cc (read_input_script): Call
2422 Incremental_input::report_script.
2423 * script.h (Script_info): New class.
2425 2009-04-27 Ian Lance Taylor <iant@google.com>
2427 * x86_64.cc (do_adjust_output_section): Set entsize to
2430 2009-04-23 Elliott Hughes <enh@google.com>
2432 * output.cc (Output_file::close): After short writes, continue
2433 writing from the correct offset in the buffer being written.
2435 2009-04-23 Chris Demetriou <cgd@google.com>
2437 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2438 * configure: Regenerate.
2439 * config.in: Regenerate.
2440 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2441 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2443 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2445 * incremental.cc (Incremental_inputs_header_data): Renamed from
2446 Incremental_input_header_data.
2447 (Incremental_inputs_header_data::data_size): New field.
2448 (Incremental_inputs_header_data::put_input_file_count): Renamed
2449 from input_file_count.
2450 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2451 from command_line_offset.
2452 (Incremental_inputs_header_data::put_reserved): Renamed from
2454 (Incremental_inputs_entry_data): Renamed from
2455 Incremental_input_entry_data.
2456 (Incremental_inputs_entry_data::data_size): New field.
2457 (Incremental_inputs::report_command_line): New method.
2458 (Incremental_inputs::finalize): New method.
2459 (Incremental_inputs::create_incremental_inputs_data): New method.
2460 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2461 * incremental.h: New file.
2462 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2463 (Layout::finalize): Create incremental inputs section in
2465 (Layout::create_incremental_info_sections): New method.
2466 * layout.h (Layout::incremental_inputs): New method.
2467 (Layout::create_incremental_info_sections): New method.
2468 (Layout::incremental_inputs_): New field.
2469 * main.cc (main): Notify Incremental_input of the command line.
2471 2009-04-01 Ian Lance Taylor <iant@google.com>
2472 Mikolaj Zalewski <mikolajz@google.com>
2474 * gold.h (reserve_unordered_map): Define, three versions, one for
2475 each version of Unordered_map.
2476 * layout.cc (Layout::Layout): Remove options parameter. Add
2477 number_of_input_files parameter. Don't initialize options_.
2478 Initialize number_of_input_files_ and resized_signatures_. Move
2479 sections_are_attached_.
2480 (Layout::layout_group): Reserve space for group_signatures_.
2481 (Layout::find_or_add_kept_section): Change name parameter to be a
2482 reference. Resize signatures_ map when it gets large enough.
2483 (Layout::layout_eh_frame): Use parameters->options() instead of
2485 (Layout::make_output_section): Likewise.
2486 (Layout::attach_allocated_section_to_segment): Likewise.
2487 (Layout::finalize, Layout::create_executable_stack): Likewise.
2488 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2489 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2490 * layout.h (class Layout): Update declarations. Remove options_
2491 field. Add number_of_input_files_ and resized_signatures_
2492 fields. Move sections_are_attached_ field.
2493 * main.cc (main): Pass number of input files to Layout
2494 constructor. Don't pass options.
2496 2009-03-30 Ian Lance Taylor <iant@google.com>
2498 * ffsll.c (ffsll): Correct implementation.
2500 2009-03-27 Ian Lance Taylor <iant@google.com>
2502 * ffsll.c: New file.
2503 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2504 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2505 * ftruncate.c (ftruncate): Declare before definition.
2506 * mremap.c (mremap): Likewise.
2507 * pread.c (pread): Likewise.
2508 * configure, Makefile.in, config.in: Rebuild.
2510 * mremap.c: New file.
2511 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2512 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2513 (mremap): Declare if HAVE_MREMAP is not defined.
2514 * configure, Makefile.in, config.in: Rebuild.
2516 2009-03-27 Cary Coutant <ccoutant@google.com>
2518 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2519 position independent.
2520 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2521 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2523 2009-03-24 Cary Coutant <ccoutant@google.com>
2525 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2527 (needs_dynamic_reloc): Likewise.
2529 2009-03-24 Ian Lance Taylor <iant@google.com>
2531 * yyscript.y (file_cmd): Recognize EXTERN.
2532 (extern_name_list, extern_name_list_body): New nonterminals.
2533 * script.cc (script_add_extern): Define.
2534 * script-c.h (script_add_extern): Declare.
2536 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2538 * object.cc (is_elf_object): Define.
2539 * object.h (is_elf_object): Declare.
2540 * archive.cc (Archive::get_elf_object_for_member): Call
2542 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2544 2009-03-24 Elliott Hughes <enh@google.com>
2546 * output.cc (Output_file::map_anonymous): Define.
2547 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2548 try an anonymous one. Report the size if the mmap fails.
2549 * output.h (class Output_file): Declare map_anonymous.
2551 2009-03-24 Ian Lance Taylor <iant@google.com>
2553 * target-select.cc (instantiate_target): Don't acquire the lock if
2554 the instantiated_target_ field has already been set.
2556 2009-03-23 Ian Lance Taylor <iant@google.com>
2558 * gold-threads.h (class Initialize_lock): Define.
2559 * gold-threads.cc (class Initialize_lock_once): Define.
2560 (initialize_lock_control): New static variable.
2561 (initialize_lock_pointer): New static variable.
2562 (initialize_lock_once): New static function.
2563 (Initialize_lock::Initialize_lock): Define.
2564 (Initialize_lock::initialize): Define.
2565 * target-select.h: Include "gold-threads.h".
2566 (class Target_selector): Add lock_ and initialize_lock_ fields.
2567 Don't define instantiate_target, just declare it.
2568 * target-select.cc (Target_selector::Target_selector): Initialize
2570 (Target_selector::instantiate_target): Define.
2571 * descriptors.h: Include "gold-threads.h".
2572 (class Descriptors): Add initialize_lock_ field.
2573 * descriptors.cc (Descriptors::Descriptors): Initialize new
2575 (Descriptors::open): Use initialize_lock_ field
2576 * errors.h (class Errors): Add initialize_lock_ field.
2577 * errors.cc (Errors::Errors): Initialize new field.
2578 (Errors::initialize_lock): Use initialize_lock_ field.
2579 * powerpc.cc (class Target_selector_powerpc): Remove
2580 instantiated_target_ field. In do_recognize call
2581 instantiate_target rather than do_instantiate_target. In
2582 do_instantiate_target just allocate a new target.
2583 * sparc.cc (class Target_selector_sparc): Likewise.
2585 * freebsd.h: New file.
2586 * i386.cc: Include "freebsd.h".
2587 (Target_i386): Derive from Target_freebsd rather than
2589 (Target_selector_i386): Derive from Target_selector_freebsd rather
2590 than Target_selector.
2591 * x86_64.cc: Include "freebsd.h".
2592 (Target_x86_64): Derive from Target_freebsd rather than
2594 (Target_selector_x86_64): Derive from Target_selector_freebsd
2595 rather than Target_selector.
2596 * target.h (class Target): Add adjust_elf_header and
2597 do_adjust_elf_header.
2598 * output.cc (Output_file_header:: do_sized_write): Call target
2599 adjust_elf_header routine.
2600 * configure.tgt: Set targ_osabi.
2601 * configure.ac: Define GOLD_DEFAULT_OSABI.
2602 * parameters.cc (Parameters::default_target): Pass
2603 GOLD_DEFAULT_OSABI to select_target.
2604 * target-select.h (class Target_selector): Make instantiate_target
2605 protected rather than private.
2606 * Makefile.am (HFILES): Add freebsd.h.
2607 * configure, Makefile.in, config.in: Rebuild.
2609 * merge.cc (do_add_input_section): Correct pend value. Change
2610 message about last entry not being null terminated from error to
2613 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2615 * incremental.cc: New file.
2616 * Makefile.am (CCFILES): Add incremental.cc.
2617 * Makefile.in: Rebuild.
2619 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2621 * layout.cc (Layout::output_section_name): Preserve names
2622 of '.note.' sections.
2624 2009-03-19 Ian Lance Taylor <iant@google.com>
2626 * descriptors.cc (Descriptors::open): Check that the options are
2627 valid before using them.
2629 2009-03-18 Ian Lance Taylor <iant@google.com>
2631 * script-sections.h: Include <list>.
2632 (class Script_sections): Change Sections_elements from std::vector
2633 to std::list. Typedef public Elements_iterator. Add
2634 orphan_section_placement_, data_segment_align_start_, and
2635 saw_data_segment_align_ fields. Remove data_segment_align_index_
2637 * script-sections.cc (class Orphan_section_placement): New class.
2638 (class Sections_element): Add virtual functions is_relro and
2639 orphan_section_init. Remove virtual function place_orphan_here.
2640 (class Output_section_definition): Add is_relro and
2641 orphan_section_init. Remove place_orphan_here.
2642 (class Orphan_output_section): Likewise.
2643 (Script_sections::Script_sections): Update for field changes.
2644 (Script_sections::data_segment_align): Set saw_data_segment_align_
2645 and data_segment_align_start_, not data_segment_align_index.
2646 (Script_sections::data_segment_relro_end): Check
2647 saw_data_segment_align_. Use data_segment_align_start_ rather
2648 than data_segment_align_index_.
2649 (Script_sections::place_orphan): Rewrite to use
2650 Orphan_section_placement.
2652 2009-03-17 Ian Lance Taylor <iant@google.com>
2654 * archive.cc (Archive::add_symbols): Check for a version attached
2655 to the symbol name in the archive map.
2656 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2657 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2658 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2659 (ver_test_11.a): New target.
2660 * testsuite/Makefile.in: Rebuild.
2662 * configure.ac: Check for chsize and posix_fallocate. Replace
2664 * ftruncate.c: New file, from gnulib.
2665 * output.cc (posix_fallocate): Define dummy version if not
2666 HAVE_POSIX_FALLOCATE.
2667 (Output_file::map): Call posix_fallocate rather than lseek and
2669 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2670 * configure, Makefile.in, config.in: Rebuild.
2672 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2674 * layout.h (Layout::create_note): Add section_name parameter.
2675 * layout.cc (Layout::create_note): Likewise.
2676 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2678 2009-03-17 Ian Lance Taylor <iant@google.com>
2680 * descriptors.cc: Include "options.h".
2681 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2682 (Descriptors::open): Always use O_CLOEXEC when opening a new
2683 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2684 then set FD_CLOEXEC.
2686 * sparc.cc (class Target_sparc): Add has_got_section.
2687 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2688 make sure we have a GOT section.
2690 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2691 (Target_sparc::Scan::local): Likewise.
2692 (Target_sparc::Scan::global): Likewise.
2693 (Target_sparc::Relocate::relocate): Likewise.
2694 (Target_sparc::Relocate::relocate_tls): Likewise.
2696 * symtab.cc (Symbol_table::define_default_version): New function,
2697 broken out of add_from_object.
2698 (Symbol_table::add_from_object): Call define_default_version.
2699 (Symbol_table::define_special_symbol): Add resolve_oldsym
2700 parameter. Change all callers. If the version for a symbol comes
2701 from a version script, resolve it with the symbol with the same
2702 name with no version. Also add the symbol without a version if
2704 (do_define_in_output_data): If resolving with oldsym, don't delete
2706 (do_define_in_output_segment): Likewise.
2707 (do_define_as_constant): Likewise.
2708 * symtab.h (class Symbol_table): Update declarations.
2710 2009-03-13 Ian Lance Taylor <iant@google.com>
2712 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2713 (Read_symbols::requeue): New function.
2714 (Read_symbols::do_read_symbols): If make_elf_object fails because
2715 the target type is not configured, and the file was searched for,
2716 issue a warning and retry with the next directory.
2717 (Add_symbols::run): If the file has an incompatible format, and
2718 it was searched for, requeue the Read_symbols task. On error,
2720 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2721 dirindex parameter to constructor. Change all callers. Declare
2722 incompatible_warning and requeue.
2723 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2724 input_argument_ and input_group_ fields. Add them to
2725 constructor. Change all callers.
2726 (class Read_script): Add dirindex_ field. Add it to constructor.
2728 * archive.cc (Archive::setup): Remove input_objects parameter.
2730 (Archive::get_file_and_offset): Likewise.
2731 (Archive::read_all_symbols): Likewise.
2732 (Archive::read_symbols): Likewise.
2733 (Archive::get_elf_object_for_member): Remove input_objects
2734 parameter. Add punconfigured parameter. Change all callers.
2735 (Archive::add_symbols): Change return type to bool. Check return
2736 value of include_member.
2737 (Archive::include_all_members): Likewise.
2738 (Archive::include_member): Change return type to bool. Return
2739 false if first included object has incompatible target. Set
2740 included_member_ field.
2741 (Add_archive_symbols::run): If add_symbols returns false, requeue
2743 * archive.h (class Archive): Add included_member_ field.
2744 Initialize it in constructor. Add input_file and searched_for
2745 methods. Update declarations.
2746 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2747 input_argument_ fields. Add them to constructor. Change all
2749 * script.cc: Include "target-select.h".
2750 (class Parser_closure): Add skip_on_incompatible_target_ and
2751 found_incompatible_target_ fields. Add
2752 skip_on_incompatible_target parameter to constructor. Change all
2753 callers. Add methods skip_on_incompatible_target,
2754 clear_skip_on_incompatible_target, found_incompatible_target, and
2755 set_found_incompatible_target.
2756 (read_input_script): Add dirindex parameter. Change all callers.
2757 If parser finds an incompatible target, requeue Read_symbols
2759 (script_set_symbol): Clear skip_on_incompatible_target in
2761 (script_add_assertion, script_parse_option): Likewise.
2762 (script_start_sections, script_add_phdr): Likewise.
2763 (script_check_output_format): New function.
2764 * script.h (read_input_script): Update declaration.
2765 * script-c.h (script_check_output_format): Declare.
2766 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2767 (ignore_cmd): Remove OUTPUT_FORMAT.
2768 * fileread.cc (Input_file::Input_file): Add explicit this.
2769 (Input_file::will_search_for): New function.
2770 (Input_file::open): Add pindex parameter. Change all callers.
2771 * fileread.h (class Input_file): Add input_file_argument method.
2772 Declare will_search_for. Update declarations.
2773 * object.cc (make_elf_object): Add punconfigured parameter.
2775 * object.h (class Object): Make input_file public. Add
2776 searched_for method.
2777 (make_elf_object): Update declaration.
2778 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2780 * dirsearch.h (class Dirsearch): Update declaration.
2781 * options.h (class General_options): Add --warn-search-mismatch.
2782 * parameters.cc (Parameters::is_compatible_target): New function.
2783 * parameters.h (class Parameters): Declare is_compatible_target.
2784 * workqueue.cc (Workqueue::add_blocker): New function.
2785 * workqueue.h (class Workqueue): Declare add_blocker.
2787 * fileread.cc (Input_file::open): Remove options parameter.
2789 (Input_file::open_binary): Likewise.
2790 * script.cc (read_input_script): Likewise.
2791 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2792 options parameter from constructor. Change all callers.
2793 (class Read_script): Likewise.
2794 * fileread.h (class Input_file): Update declarations.
2795 * script.h (read_input_script): Update declaration.
2797 2009-03-10 Nick Clifton <nickc@redhat.com>
2799 * po/es.po: New Spanish translation.
2801 2009-03-06 Cary Coutant <ccoutant@google.com>
2803 * options.cc (parse_short_option): Keep dash_z from registering itself.
2805 2009-03-03 Ian Lance Taylor <iant@google.com>
2808 * target-reloc.h (relocate_section): Pass output_section to
2810 * i386.cc (Target_i386::should_apply_static_reloc): Add
2811 output_section parameter. Change all callers.
2812 (Target_i386::Relocate::relocate): Add output_section parameter.
2813 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2814 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2815 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2816 * testsuite/two_file_shared.sh: New script.
2817 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2818 (check_DATA): Add two_file_shared.dbg.
2819 (two_file_shared.dbg): New target.
2820 * testsuite/Makefile.in: Rebuild.
2822 2009-03-01 Ian Lance Taylor <iant@google.com>
2824 * configure.ac: Check for byteswap.h.
2825 * configure: Rebuild.
2826 * config.in: Rebuild.
2828 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2830 * layout.cc (Layout::find_or_add_kept_section): New function.
2831 (Layout::add_comdat): Removed.
2832 * layout.h (struct Kept_section): Move out of class Layout.
2833 Remove trailing underscores from field names. Add group_sections
2834 field. Rename group_ field to is_group. Change all uses.
2835 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2836 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2837 comdat_groups_ field.
2838 (Sized_relobj::include_section_group): Use
2839 find_or_add_kept_section and Kept_section::group_sections.
2840 (Sized_relobj::include_linkonce_section): Likewise.
2841 * object.cc (class Sized_relobj): Don't define Comdat_group or
2842 Comdat_group_table. Remove find_comdat_group and
2843 add_comdat_group. Remove comdat_groups_ field.
2844 * plugin.cc (include_comdat_group): Use
2845 Layout::find_or_add_kept_section.
2847 2009-02-28 Ian Lance Taylor <iant@google.com>
2849 * README: --gc-sections and map files are now supported. Document
2850 some build requirements.
2853 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2854 relocatable link set the value of the section symbol to zero.
2855 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2856 relocatable link don't include the section address in the local
2859 2009-02-27 Ian Lance Taylor <iant@google.com>
2862 * options.h (class Search_directory): Add is_system_directory.
2863 (class General_options): Declare is_in_system_directory.
2864 * options.cc (get_relative_sysroot): Make static.
2865 (get_default_sysroot): Make static.
2866 (General_optoins::is_in_system_directory): New function.
2867 * fileread.cc (Input_file::is_in_system_directory): New function.
2868 * fileread.h (class Input_file): Declare is_in_system_directory.
2869 * object.h (class Object): Add is_in_system_directory.
2870 (class Input_objects): Remove system_library_directory_ field.
2871 * object.cc (Input_objects::add_object): Don't set
2872 system_library_directory_.
2873 (input_objects::found_in_system_library_directory): Remove.
2874 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2875 parameter. Change all callers.
2876 (Symbol_table::sized_write_globals): Likewise.
2877 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2878 Call Object::is_in_system_directory.
2879 * symtab.h (class Symbol_table): Update declarations.
2882 * descriptors.h (Open_descriptor): Add is_on_stack field.
2883 * descriptors.cc (Descriptors::open): If the descriptor is on the
2884 top of the stack, remove it. Initialize is_on_stack field.
2885 (Descriptors::release): Only add pod to stack if it is not on the
2887 (Descriptors::close_some_descriptor): Clear stack_next and
2891 * output.cc (Output_section::find_starting_output_address): Rename
2892 from starting_output_address; add PADDR parameter; change return
2894 * output.h (class Output_section): Declare
2895 find_starting_output_address instead of starting_output_address.
2896 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2897 section symbol for which we can't find a merge section.
2900 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2901 hidden or internal, force the symbol to be local.
2902 * resolve.cc (Symbol::override_visibility): Define.
2903 (Symbol::override_base): Use override_visibility.
2904 (Symbol_table::resolve): Likewise.
2905 (Symbol::override_base_with_special): Likewise.
2906 (Symbol_table::override_with_special): If the visibility is hidden
2907 or internal, force the symbol to be local.
2908 * symtab.h (class Symbol): Add set_visibility and
2909 override_visibility.
2910 * testsuite/ver_test_1.sh: New file.
2911 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2912 (check_DATA): Add ver_test_1.syms.
2913 (ver_test_1.syms): New target.
2914 * testsuite/Makefile.in: Rebuild.
2916 2009-02-25 Cary Coutant <ccoutant@google.com>
2918 * layout.cc (Layout::choose_output_section): Don't rename sections
2919 when using a linker script that has a SECTIONS clause.
2920 * Makefile.in: Regenerate.
2922 * testsuite/Makefile.am (script_test_5.sh): New test case.
2923 * testsuite/Makefile.in: Regenerate.
2924 * testsuite/script_test_5.cc: New file.
2925 * testsuite/script_test_5.sh: New file.
2926 * testsuite/script_test_5.t: New file.
2928 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2930 * archive.cc (Archive::include_member): Update calls to add_symbols.
2931 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2932 the Layout argument.
2933 * dynobj.h (do_add_symbols): Add the Layout argument.
2934 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2936 * object.h (Object::add_symbols): Add the Layout argument.
2937 (Object::do_add_symbols): Add the Layout argument.
2938 (Sized_relobj::do_add_symbols): Add the Layout argument.
2939 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2940 Unify the two versions.
2941 (Add_plugin_symbols): Remove.
2942 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2943 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2944 (Add_plugin_symbols): Remove.
2945 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2946 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2947 (Add_symbols::run): Make it work with Pulginobj.
2949 2009-02-06 Ian Lance Taylor <iant@google.com>
2951 * object.cc (Sized_relobj::do_layout): Make info message start
2952 with lower case letter.
2954 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2956 * binary.cc: Fix file comment.
2958 * options.h (enum Incremental_disposition): Define.
2959 (class General_options): Add new options: --incremental,
2960 --incremental_changed, --incremental_unchanged,
2961 --incremental_unknown. Add incremental_disposition_ and
2962 implicit_incremental_ fields.
2963 (General_options::incremental_disposition): New function.
2964 (class Position_dependent_options): Add incremental_disposition
2966 (Position_dependent_options::copy_from_options): Set incremental
2968 * options.cc (General_options::parse_incremental_changed): New
2970 (General_options::parse_incremental_unchanged): New function.
2971 (General_options::parse_incremental_unknown): New function.
2972 (General_options::General_options): Initialize new fields
2973 incremental_disposition_ and implicit_incremental_.
2974 (General_options::finalize): Check for uasge of --incremental-*
2975 without --incremental.
2977 2009-02-06 Chris Demetriou <cgd@google.com>
2979 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2980 pointer and to report location as the file name associated with
2982 (gold_undefined_symbol_at_location): New function to replace the
2983 old gold_undefined_symbol functionality.
2984 * target-reloc.h (relocate_section): Update to use
2985 gold_undefined_symbol_at_location.
2986 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2987 Call gold_undefined_symbol function rather than gold_error.
2988 * errors.h (Errors::undefined_symbol): Take location as a
2989 string, rather than calculating it from a relocation.
2990 * errors.cc (Errors::fatal): Print "fatal error:" before the
2992 (Errors::error, Errors::error_at_location): Print "error: "
2993 before the formatted message.
2994 (Errors::undefined_symbol): Take location as a string, rather
2995 than calculating it from a relocation.
2996 (gold_undefined_symbol_at_location): New function akin to
2997 old gold_undefined_symbol, calculates location from relocation.
2998 (gold_undefined_symbol): Change to take only a Symbol pointer
2999 and to report location as the file name associated with the symbol.
3000 * testsuite/debug_msg.sh: Update for changed error messages.
3001 * testsuite/undef_symbol.sh: Likewise.
3003 2009-02-04 Duncan Sands <baldrick@free.fr>
3006 * reduced_debug_output.h
3007 (Output_reduced_debug_abbrev_section::failed): Use format for
3009 (Output_reduced_debug_info_section::faild): Likewise.
3011 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3013 * script.cc (Lazy_demangler): New class.
3014 (Version_script_info::get_symbol_version_helper): Demangle a
3017 2009-01-29 Cary Coutant <ccoutant@google.com>
3019 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3021 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3023 2009-01-28 Ian Lance Taylor <iant@google.com>
3025 * version.cc (version_string): Bump to 1.9.
3027 * gold.h: Include <cstring> and <stdint.h>.
3028 * version.cc: Include <cstdio>.
3029 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3031 * reduced_debug_output.cc (insert_into_vector): Rename from
3032 Insert_into_vector; change all callers. Use Swap_unaligned to
3033 avoid aliasing issue; remove union since it is unnecessary.
3035 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3037 * Makefile.am (CCFILES): Add gc.cc.
3039 * Makefile.in: Regenerate.
3040 * gold.cc (Gc_runner): New class.
3041 (queue_initial_tasks): Call garbage collection related tasks
3042 when corresponding options are invoked.
3043 (queue_middle_gc_tasks): New function.
3044 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3045 processed early before laying out sections during garbage collection.
3046 * gold.h (queue_middle_gc_tasks): New function.
3047 (is_prefix_of): Move from "layout.cc".
3048 * i386.cc (Target_i386::gc_process_relocs): New function.
3049 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3050 * main.cc (main): Create object of class "Garbage_collection".
3051 * object.cc (Relobj::copy_symbols_data): New function.
3052 (Relobj::is_section_name_included): New function.
3053 (Sized_relobj::do_layout): Allow this function to be called twice
3054 during garbage collection and defer layout of section during the
3056 * object.h (Relobj::get_symbols_data): New function.
3057 (Relobj::is_section_name_included): New function.
3058 (Relobj::copy_symbols_data): New function.
3059 (Relobj::set_symbols_data): New function.
3060 (Relobj::get_relocs_data): New function.
3061 (Relobj::set_relocs_data): New function.
3062 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3063 (Relobj::gc_process_relocs): New function.
3064 (Relobj::do_gc_process_relocs): New pure virtual function.
3065 (Relobj::sd_): New data member.
3066 (Sized_relobj::is_output_section_offset_invalid): New function.
3067 (Sized_relobj::do_gc_process_relocs): New function.
3068 * options.h (General_options::gc_sections): Modify to not be a no-op.
3069 (General_options::print_gc_sections): New option.
3070 * plugin.cc (Plugin_finish::run): Remove function call to
3071 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3072 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3073 * reloc.cc (Read_relocs::run): Add task to process relocs and
3074 determine unreferenced sections when doing garbage collection.
3075 (Gc_process_relocs): New class.
3076 (Sized_relobj::do_gc_process_relocs): New function.
3077 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3078 sections that are garbage collected.
3079 * reloc.h (Gc_process_relocs): New class.
3080 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3081 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3082 symbols whose corresponding sections are garbage collected.
3083 (Symbol_table::Symbol_table): Add new parameter for the garbage
3085 (Symbol_table::gc_mark_undef_symbols): New function.
3086 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3087 (Symbol_table::gc_mark_dyn_syms): New function.
3088 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3090 (Symbol_table::add_from_object): Likewise.
3091 (Symbol_table::add_from_relobj): When building shared objects, do not
3092 treat externally visible symbols as garbage.
3093 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3094 table information for static and relocatable links.
3095 * symtab.h (Symbol_table::set_gc): New function.
3096 (Symbol_table::gc): New function.
3097 (Symbol_table::gc_mark_undef_symbols): New function.
3098 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3099 (Symbol_table::gc_mark_dyn_syms): New function.
3100 (Symbol_table::gc_): New data member.
3101 * target.h (Sized_target::gc_process_relocs): New pure virtual
3103 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3104 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3106 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3108 * options.h (General_options::gc_sections): Define as a no-op for now.
3109 (General_options::no_keep_memory): Ditto.
3110 (General_options::Bshareable): Define.
3111 * options.cc (General_options::finalize): Honor -Bshareable.
3113 2009-01-20 Andreas Schwab <schwab@suse.de>
3115 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3116 read the value in the contents, since we don't use it. Use the
3117 template endianness when writing.
3118 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3120 2009-01-19 Andreas Schwab <schwab@suse.de>
3122 * configure.tgt (powerpc64-*): Fix targ_obj.
3124 2009-01-15 Ian Lance Taylor <iant@google.com>
3126 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3127 local symbols when stripping all symbols.
3129 2009-01-14 Cary Coutant <ccoutant@google.com>
3131 * output.cc (Output_reloc): Add explicit instantiations.
3133 2009-01-14 Cary Coutant <ccoutant@google.com>
3135 * archive.cc (Archive::get_elf_object_for_member): Remove call
3136 to File_read::claim_for_plugin.
3137 * descriptors.cc (Descriptors::open): Remove reference to
3139 (Descriptors::claim_for_plugin): Remove.
3140 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3141 (Descriptors::is_claimed): Remove.
3142 (claim_descriptor_for_plugin): Remove.
3143 * fileread.cc (File_read::claim_for_plugin): Remove.
3144 * fileread.h (File_read::claim_for_plugin): Remove.
3145 (File_read::descriptor): Reopen descriptor if necessary.
3146 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3147 (Plugin_manager::all_symbols_read): Add task parameter. Change
3149 (Plugin_manager::get_input_file): New function.
3150 (Plugin_manager::release_input_file): New function.
3151 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3152 corresponding data member.
3153 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3154 and pass to base constructor. Change all callers.
3155 (get_input_file, release_input_file): New functions.
3156 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3157 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3158 (Plugin_manager::all_symbols_read): Add task parameter.
3159 (Plugin_manager::get_input_file): New function.
3160 (Plugin_manager::release_input_file): New function.
3161 (Plugin_manager::task_): New data member.
3162 (Pluginobj::Pluginobj): Add filesize parameter.
3163 (Pluginobj::filename): New function.
3164 (Pluginobj::descriptor): New function.
3165 (Pluginobj::filesize): New function.
3166 (Pluginobj::filesize_): New data member.
3167 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3168 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3169 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3171 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3172 with archive libraries.
3173 * testsuite/Makefile.in: Regenerate.
3174 * testsuite/plugin_test.c (struct sym_info): New type.
3175 (get_input_file, release_input_file): New static variables.
3176 (onload): Capture new transfer vector entries.
3177 (claim_file_hook): Stop reading at end of file according to filesize.
3178 Factor out parsing of readelf output into separate function.
3179 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3180 APIs and get the source file name from the symbol table. Convert
3181 source file name to corresponding object file name. Print info
3182 message when adding new input files.
3183 (parse_readelf_line): New function.
3184 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3185 * testsuite/plugin_test_2.sh: Likewise.
3186 * testsuite/plugin_test_3.sh: Likewise.
3187 * testsuite/plugin_test_4.sh: New test case.
3189 2009-01-07 Ian Lance Taylor <iant@google.com>
3191 * version.cc (version_string): Bump to 1.8.
3193 2008-12-23 Cary Coutant <ccoutant@google.com>
3195 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3196 * plugin.cc (Plugin_manager::finish): Rename as
3197 layout_deferred_objects. Move cleanup to separate function.
3198 (Plugin_manager::cleanup): New function.
3199 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3201 * plugin.h (Plugin_manager::finish): Rename as
3202 layout_deferred_objects.
3203 (Plugin_manager::cleanup): New function.
3204 (Plugin_manager::cleanup_done): New field.
3206 2008-12-23 Cary Coutant <ccoutant@google.com>
3208 * plugin.cc (is_visible_from_outside): New function.
3209 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3210 so we don't return "IR only" status for exported symbols or -r links.
3212 * testsuite/Makefile.am (plugin_test_3): New test case.
3213 * testsuite/Makefile.in: Regenerate.
3214 * testsuite/plugin_test_3.sh: New file.
3216 2008-12-22 Cary Coutant <ccoutant@google.com>
3218 * object.cc (Sized_relobj::layout_section): New function.
3219 (Sized_relobj::do_layout): Defer layout of input sections until after
3220 plugin has provided replacement files.
3221 (Sized_relobj::do_layout_deferred_sections): New function.
3222 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3223 (Relobj::layout_deferred_sections): New function.
3224 (Relobj::do_layout_deferred_sections): New function.
3225 (Sized_relobj::do_layout_deferred_sections): New function.
3226 (Sized_relobj::layout_section): New function.
3227 (Sized_relobj::Deferred_layout): New structure.
3228 (Sized_relobj::deferred_layout_): New field.
3229 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3230 Change all callers. Layout deferred sections.
3231 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3233 (Plugin_hook::run): Move code from do_plugin_hook inline.
3234 (Plugin_hook::do_plugin_hook): Remove.
3235 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3236 (Plugin_manager::finish): Renamed, was cleanup.
3237 (Plugin_manager::should_defer_layout): New function.
3238 (Plugin_manager::add_deferred_layout_object): New function.
3239 (Plugin_manager::Deferred_layout_list): New type.
3240 (Plugin_manager::deferred_layout_objects_): New field.
3241 (Plugin_hook::do_plugin_hook): Remove.
3243 2008-12-17 Ian Lance Taylor <iant@google.com>
3245 * options.h (class General_options): Add --no case for
3248 2008-12-16 Cary Coutant <ccoutant@google.com>
3250 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3252 (Plugin_manager::claim_file): Create plugin object even if
3253 plugin did not call the add_symbols callback.
3254 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3255 asking for more symbols than were added.
3256 * testsuite/Makefile.am (plugin_test_1): Add test case with
3258 (empty.syms): New target.
3259 * testsuite/Makefile.in: Regenerate.
3260 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3261 message. Don't call add_symbols if no globals.
3262 (all_symbols_read_hook): Don't provide replacement for empty
3265 2008-12-12 Ian Lance Taylor <iant@google.com>
3267 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3268 r_type == 0 for a local symbol with r_sym == 0.
3269 (scan_relocatable_relocs): Pass r_sym to
3270 local_non_section_strategy.
3271 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3274 * configure.ac: Update test for TLS descriptors: they are
3275 supported as of glibc 2.9.
3276 * configure: Rebuild.
3278 2008-12-11 Ian Lance Taylor <iant@google.com>
3281 * target-reloc.h (Default_scan_relocatable_relocs): For each
3282 function, map r_type == 0 to RELOC_DISCARD.
3284 2008-12-10 Cary Coutant <ccoutant@google.com>
3286 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3287 object to override a kept COMDAT group from a plugin object.
3289 2008-12-09 Ian Lance Taylor <iant@google.com>
3292 * yyscript.y (file_cmd): Handle INPUT.
3294 * testsuite/initpri1.c: Change all declarations to be full
3295 prototypes by adding void, to avoid compiler warnings.
3297 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3299 * options.cc (General_options::parse_plugin_opt): New.
3300 (General_options::add_plugin): The argument now is just the filename.
3301 (General_options::add_plugin_option): New.
3302 * options.h (plugin_opt): New.
3303 (add_plugin): Change argument name.
3304 (add_plugin_option): New.
3305 * plugin.cc (Plugin::load): Don't parse the plugin option.
3306 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3307 (Plugin::add_option): New.
3308 (Plugin::args_): Change type.
3309 (Plugin::filename_): New.
3310 (Plugin_manager::add_plugin_option): New.
3311 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3312 * testsuite/Makefile.in: Regenerate.
3314 2008-12-05 Cary Coutant <ccoutant@google.com>
3316 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3317 Handle --strip-lto-sections option.
3318 * options.h (strip_lto_sections): New option.
3320 2008-12-01 Cary Coutant <ccoutant@google.com>
3322 * plugin.cc (ld_plugin_message): Change format parameter to const.
3323 Fix mismatch between new[] and delete.
3325 2008-11-14 Cary Coutant <ccoutant@google.com>
3327 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3330 2008-11-05 Craig Silverstein <csilvers@google.com>
3332 * options.cc (General_options::parse_dynamic_list): New function.
3333 * options.h (General_options): New flags dynamic_list,
3334 dynamic_list_data, dynamic_list_cpp_new, and
3335 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3336 (General_options::in_dynamic_list): New function.
3337 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3338 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3339 (Lex::can_continue_name): Likewise.
3341 (read_script_file): New parameter script_options.
3342 (read_dynamic_list): New function.
3343 (Script_options::define_dynamic_list): New function.
3344 (dynamic_list_keyword_parsecodes): New variable.
3345 (dynamic_list_keywords): New variable.
3346 * script.h (Script_options::define_dynamic_list): New function
3348 (read_dynamic_list): New function prototype.
3349 * symtab.cc (strprefix): New macro.
3350 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3351 dynamic_list_data, dynamic_list_cpp_new, and
3352 dynamic_list_cpp_typeinfo.
3353 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3354 (dynamic_list_expr): New rule.
3355 (dynamic_list_nodes): Likewise.
3356 (dynamic_list_node): Likewise.
3357 * testsuite/Makefile.am (dynamic_list): New test.
3358 * testsuite/Makefile.in: Regenerated.
3359 * testsuite/dynamic_list.t: New file.
3360 * testsuite/dynamic_list.sh: New file.
3362 2008-11-05 Craig Silverstein <csilvers@google.com>
3364 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3365 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3366 (t11_last): Likewise.
3367 * testsuite/ver_test_6.c (main): Likewise.
3369 2008-10-07 Cary Coutant <ccoutant@google.com>
3371 * options.c (General_options::finalize): Add check for -static and
3373 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3376 2008-10-02 Cary Coutant <ccoutant@google.com>
3378 * plugin.cc (make_sized_plugin_object): Fix conditional
3379 compilation to work when not all targets are enabled.
3381 2008-09-29 Cary Coutant <ccoutant@google.com>
3383 * archive.cc (Archive::get_file_and_offset): Use filename instead
3384 of name to get library path.
3385 (Archive::include_member): Unlock external member of a thin archive.
3387 * testsuite/Makefile.am (TEST_AR): New variable.
3388 (thin_archive_test_1): New test.
3389 (thin_archive_test_2): New test.
3390 * testsuite/Makefile.in: Regenerate.
3391 * testsuite/thin_archive_main.cc: New file.
3392 * testsuite/thin_archive_test_1.cc: New file.
3393 * testsuite/thin_archive_test_2.cc: New file.
3394 * testsuite/thin_archive_test_3.cc: New file.
3395 * testsuite/thin_archive_test_4.cc: New file.
3397 2008-09-29 Cary Coutant <ccoutant@google.com>
3399 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3400 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3402 (Sized_relobj::do_finalize_local_symbols): Likewise.
3403 (Sized_relobj::map_to_kept_section): Likewise.
3404 * object.h (Sized_relobj::invalid_address): New constant.
3405 (Sized_relobj::do_output_section_offset): Check for invalid_address
3407 * output.cc (Output_reloc::local_section_offset): Use constant
3408 invalid_address instead of -1U.
3409 (Output_reloc::get_address): Likewise.
3410 (Output_section::output_address): Change -1U to -1ULL.
3411 * output.h (Output_reloc::invalid_address): New constant.
3412 * reloc.cc (Sized_relobj::write_sections): Use constant
3413 invalid_address instead of -1U.
3414 (Sized_relobj::relocate_sections): Likewise.
3415 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3416 values for merge sections.
3417 * target-reloc.h (relocate_for_relocatable): Use constant
3418 invalid_address instead of -1U.
3420 2008-09-19 Cary Coutant <ccoutant@google.com>
3422 Add plugin functionality for link-time optimization (LTO).
3423 * configure.ac (plugins): Add --enable-plugins option.
3424 * configure: Regenerate.
3425 * config.in: Regenerate.
3426 * Makefile.am (LIBDL): New variable.
3427 (CCFILES): Add plugin.cc.
3428 (HFILES): Add plugin.h.
3429 (ldadd_var): Add LIBDL.
3430 * Makefile.in: Regenerate.
3432 * archive.cc: Include "plugin.h".
3433 (Archive::setup): Don't preread archive symbols when using a plugin.
3434 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3435 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3437 (Archive::include_member): Add symbols from plugin objects.
3438 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3439 * descriptors.cc (Descriptors::open): Check for file descriptors
3440 abandoned by plugins.
3441 (Descriptors::claim_for_plugin): New function.
3442 * descriptors.h (Descriptors::claim_for_plugin): New function.
3443 (Open_descriptor::is_claimed): New field.
3444 (claim_descriptor_for_plugin): New function.
3445 * fileread.cc (File_read::claim_for_plugin): New function.
3446 * fileread.h (File_read::claim_for_plugin): New function.
3447 (File_read::descriptor): New function.
3448 * gold.cc: Include "plugin.h".
3449 (queue_initial_tasks): Add task to call plugin hooks for generating
3451 * main.cc: Include "plugin.h".
3452 (main): Load plugin libraries.
3453 * object.h (Pluginobj): Declare.
3454 (Object::pluginobj): New function.
3455 (Object::do_pluginobj): New function.
3456 (Object::set_target): New function.
3457 * options.cc: Include "plugin.h".
3458 (General_options::parse_plugin): New function.
3459 (General_options::General_options): Initialize plugins_ field.
3460 (General_options::add_plugin): New function.
3461 * options.h (Plugin_manager): Declare.
3462 (General_options): Add --plugin option.
3463 (General_options::has_plugins): New function.
3464 (General_options::plugins): New function.
3465 (General_options::add_plugin): New function.
3466 (General_options::plugins_): New field.
3467 * plugin.cc: New file.
3468 * plugin.h: New file.
3469 * readsyms.cc: Include "plugin.h".
3470 (Read_symbols::do_read_symbols): Check for archive before checking
3471 for ELF file. Call plugin hooks to claim files.
3472 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3473 from a real object file; force override when processing replacement
3475 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3476 (Symbol::init_base_object): Likewise.
3477 (Symbol::init_base_output_data): Likewise.
3478 (Symbol::init_base_output_segment): Likewise.
3479 (Symbol::init_base_constant): Likewise.
3480 (Symbol::init_base_undefined): Likewise.
3481 (Symbol::output_section): Assert that object is not a plugin.
3482 (Symbol_table::add_from_pluginobj): New function.
3483 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3485 (Symbol_table::sized_write_globals): Likewise.
3486 (Symbol_table::add_from_pluginobj): Instantiate template.
3487 * symtab.h (Sized_pluginobj): Declare.
3488 (Symbol::in_real_elf): New function.
3489 (Symbol::set_in_real_elf): New function.
3490 (Symbol::in_real_elf_): New field.
3491 (Symbol_table::add_from_pluginobj): New function.
3493 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3494 (LIBDL): New variable.
3496 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3497 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3498 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3499 (MOSTLYCLEANFILES): Likewise.
3500 * testsuite/Makefile.in: Regenerate.
3501 * testsuite/plugin_test.c: New file.
3502 * testsuite/plugin_test_1.sh: New file.
3503 * testsuite/plugin_test_2.sh: New file.
3505 2008-09-16 Ian Lance Taylor <iant@google.com>
3507 * target-reloc.h (relocate_section): Check whether a symbol is
3508 defined by the ABI before reporting an undefined symbol error.
3509 * target.h (Target::is_defined_by_abi): Make parameter const.
3510 (Target::do_is_defined_by_abi): Likewise.
3511 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3512 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3513 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3514 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3515 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3516 * testsuite/Makefile.in: Rebuild.
3518 * fileread.cc (make_view): Add casts to avoid warning.
3520 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3522 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3523 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3525 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3527 * options.h (General_options::output_is_executable): New.
3528 (General_options::output_is_pie): New.
3529 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3530 for shared libraries.
3531 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3533 2008-09-11 Chris Demetriou <cgd@google.com>
3535 * options.h (origin): New -z option.
3536 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3537 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3540 2008-09-05 Cary Coutant <ccoutant@google.com>
3542 * fileread.cc (File_read::make_view): Add check for attempt to map
3545 2008-09-05 Cary Coutant <ccoutant@google.com>
3547 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3548 explicit instantiations.
3550 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3553 * options.cc (General_options::finalize): Allow undefined symbols
3554 in shlibs if linking -shared.
3557 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3558 symbols as not needing a dynsym entry.
3560 2008-08-20 Craig Silverstein <csilvers@google.com>
3562 * fileread.cc (File_read::open): Do not lock the file unless it
3563 was successfully opened.
3565 2008-08-14 Cary Coutant <ccoutant@google.com>
3567 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3568 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3569 * testsuite/tls_test.cc (struct int128): 128-bit struct
3570 for testing TLS relocs with non-zero addend.
3571 (v12): New TLS variable.
3573 (t_last): Add check for v12.
3574 * testsuite/tls_test.h (t12): New function.
3575 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3577 2008-08-13 Ian Lance Taylor <iant@google.com>
3579 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3580 set tls_segment_ or relro_segment_.
3581 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3583 * output.h (Output_section::clear_is_relro): New function.
3584 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3585 sections specially even when output_data_ is empty.
3586 (Output_segment::maximum_alignment): When first section is relro,
3587 only force alignment for PT_LOAD segments.
3588 * script.cc (script_data_segment_align): New function.
3589 (script_data_segment_relro_end): New function.
3590 * script-c.h (script_data_segment_align): Declare.
3591 (script_data_segment_relro_end): Declare.
3592 * script-sections.h (class Script_sections): Declare
3593 data_segment_align and data_segment_relro_end. Add fields
3594 segment_align_index_ and saw_relro_end_.
3595 * script-sections.cc (class Sections_element): Add set_is_relro
3596 virtual function. Add new bool* parameter to place_orphan_here.
3597 Add get_output_section virtual function.
3598 (class Output_section_definition): Add set_is_relro. Add new
3599 bool* parameter to place_orphan_here. Add get_output_section.
3600 Add is_relro_ field.
3601 (Output_section_definition::Output_section_definition): Initialize
3602 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3603 and is_relro_ fields.
3604 (Output_section_definition::place_orphan_here): Add is_relro
3606 (Output_section_definition::set_section_addresses): Set relro for
3608 (Output_section_definition::alternate_constraint): Likewise.
3609 (class Orphan_output_section): Add new bool* parameter to
3610 place_orphan_here. Add get_output_section.
3611 (Orphan_output_section::place_orphan_here): Add is_relro
3613 (Script_sections::Script_sections): Initialize
3614 data_segment_align_index_ and saw_relro_end_.
3615 (Script_sections::data_segment_align): New function.
3616 (Script_sections::data_segment_relro_end): New function.
3617 (Script_sections::place_orphan): Set or clear is_relro.
3618 (Script_sections::set_section_addresses): Force alignment of first
3620 * yyscript.y (exp): Call script_data_segment_align and
3621 script_data_segment_relro_end.
3622 * testsuite/relro_script_test.t: New file.
3623 * testsuite/relro_test.cc (using_script): Declare.
3624 (t1, t2): Test using_script.
3625 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3626 (relro_script_test_SOURCES): Define.
3627 (relro_script_test_DEPENDENCIES): Define.
3628 (relro_script_test_LDFLAGS): Define.
3629 (relro_script_test_LDADD): Define.
3630 (relro_script_test.so): New target.
3631 * testsuite/Makefile.in: Rebuild.
3633 2008-08-06 Cary Coutant <ccoutant@google.com>
3635 * archive.cc (Archive::total_archives, Archive::total_members)
3636 (Archive::total_members_loaded): New variables.
3637 (Archive::setup): Add parameter. Add option to preread
3639 (Archive::read_armap): Add counter.
3640 (Archive::get_file_and_offset): New function.
3641 (Archive::get_elf_object_for_member): New function.
3642 (Archive::read_all_symbols): New function.
3643 (Archive::read_symbols): New function.
3644 (Archive::add_symbols): Add counters.
3645 (Archive::include_all_members): Use armap to find members if it's
3647 (Archive::include_member): Skip reading symbols if already read.
3648 Factored code into Archive::get_file_and_offset and
3649 Archive::get_elf_object_for_member. Changed call to
3650 Mapfile::report_include_archive_member.
3651 (Archive::print_stats): New function.
3652 * archive.h: Declare Object and Read_symbols_data classes.
3653 (Archive::Archive): Add initializers for new members.
3654 (Archive::setup): Add parameter.
3655 (Archive::print_stats): New function.
3656 (Archive::total_archives, Archive::total_members)
3657 (Archive::total_members_loaded): New variables.
3658 (Archive::get_file_and_offset): New function.
3659 (Archive::get_elf_object_for_member): New function.
3660 (Archive::read_all_symbols): New function.
3661 (Archive::read_symbols): New function.
3662 (Archive::Archive_member): New class.
3663 (Archive::members_): New member.
3664 (Archive::num_members_): New member.
3665 * main.cc: Include archive.h.
3666 (main): Call Archive::print_stats.
3667 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3668 archive parameter; member_name is now the fully-decorated name.
3669 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3670 * options.h: (General_options): Add --preread-archive-symbols option.
3671 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3674 2008-08-04 Ian Lance Taylor <iant@google.com>
3676 * symtab.h (Symbol::use_plt_offset): New function.
3677 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3678 * powerpc.cc (Relocate::relocate): Likewise.
3679 * sparc.cc (Relocate::relocate): Likewise.
3680 * x86_64.cc (Relocate::relocate): Likewise.
3681 * testsuite/weak_plt.sh: New test.
3682 * testsuite/weak_plt_main.cc: New test.
3683 * testsuite/weak_plt_shared.cc: New test.
3684 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3685 (check_PROGRAMS): Add weak_plt.
3686 (check_DATA): Add weak_plt_shared.so.
3687 (weak_plt_main_pic.o, weak_plt): New targets.
3688 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3689 * testsuite/Makefile.in: Rebuild.
3691 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3693 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3694 * testsuite/Makefile.in: Rebuild.
3696 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3698 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3699 * Makefile.in: Regenerate.
3700 * po/POTFILES.in: Regenerate.
3702 2008-07-29 Ian Lance Taylor <iant@google.com>
3704 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3705 symbols before other symbols.
3706 * testsuite/script_test_2.cc (test_addr): Declare.
3707 (test_addr_alias): Declare.
3708 (main): Check that test_addr and test_addr_alias have the right
3710 * testsuite/script_test_2.t: Define test_addr_alias and
3713 2008-07-24 Ian Lance Taylor <iant@google.com>
3716 * descriptors.cc: New file.
3717 * descriptors.h: New file.
3718 * gold-threads.h (class Hold_optional_lock): New class.
3719 * fileread.cc: Include "descriptors.h".
3720 (File_read::~File_read): Release descriptor rather than closing
3722 (File_read::open) [file]: Call open_descriptor rather than open.
3723 Set is_descriptor_opened_.
3724 (File_read::open) [memory]: Assert that descriptor is not open.
3725 (File_read::reopen_descriptor): New function.
3726 (File_read::release): Release descriptor.
3727 (File_read::do_read): Make non-const. Reopen descriptor.
3728 (File_read::read): Make non-const.
3729 (File_read::make_view): Reopen descriptor.
3730 (File_read::do_readv): Likewise.
3731 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3732 Update declarations.
3733 * layout.cc: Include "descriptors.h".
3734 (Layout::create_build_id): Use open_descriptor rather than open.
3735 * output.cc: Include "descriptors.h".
3736 (Output_file::open): Use open_descriptor rather than open.
3737 * archive.cc (Archive::const_iterator): Change Archive to be
3739 (Archive::begin, Archive::end): Make non-const.
3740 (Archive::count_members): Likewise.
3741 * archive.h (class Archive): Update declarations.
3742 * object.h (Object::read): Make non-const.
3743 * Makefile.am (CCFILES): Add descriptors.cc.
3744 (HFILES): Add descriptors.h.
3745 * Makefile.in: Rebuild.
3748 * gold.h: Always include <clocale>. Add Solaris workarounds
3749 following code in binutils/sysdep.h.
3752 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3753 this->eh_frame_hdr_ is NULL before using it.
3755 * dynobj.cc (Versions::Versions): Update comment.
3757 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3758 the base version name.
3760 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3761 array size plus one.
3762 (Stringpool_template::set_string_offsets): Subtract one from key
3763 before using it as an array index.
3764 (Stringpool_template::get_offset_with_length): Likewise.
3765 (Stringpool_template::write_to_buffer): Likewise.
3766 * stringpool.h (Stringpool_template::get_offset_from_key):
3769 2008-07-23 Ian Lance Taylor <iant@google.com>
3772 * object.h (Merged_symbol_value::value): Do our best to handle a
3776 * script.cc (Version_script_info::get_versions): Don't add empty
3777 version tag to return value.
3778 (Version_script_info::get_symbol_version_helper): Change return
3779 type to bool. Add pversion parameter. Change all callers.
3780 (script_register_vers_node): Don't require a non-NULL tag.
3781 * script.h (class Version_script_info): Update declarations.
3782 (Version_script_info::get_symbol_version): Change return type to
3783 bool. Add version parameter. Change all callers.
3784 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3785 handling. Handle an empty version from a version script.
3786 (Symbol_table::define_special_symbol): Likewise.
3787 * testsuite/ver_test_10.script: New file.
3788 * testsuite/ver_test_10.sh: New file.
3789 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3790 (check_DATA): Add ver_test_10.syms.
3791 (ver_test_10.syms, ver_test_10.so): New target.
3792 * testsuite/Makefile.in: Rebuild.
3794 2008-07-23 Simon Baldwin <simonb@google.com>
3796 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3797 to zero for undefined symbols from dynamic libraries.
3799 2008-07-23 Ian Lance Taylor <iant@google.com>
3801 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3803 * symtab.h (class Symbol_table): Update declaration.
3804 * testsuite/ver_test_9.cc: New file.
3805 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3806 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3807 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3808 (ver_test_9.so, ver_test_9.o): New targets.
3809 * testsuite/Makefile.in: Rebuild.
3811 2008-07-22 Ian Lance Taylor <iant@google.com>
3813 * options.h (class General_options): Define --check-sections.
3814 * layout.cc (Layout::set_segment_offsets): Handle
3817 * options.h (class General_options): Define -n/--nmagic and
3819 * options.cc (General_options::finalize): For -n/--nmagic or
3820 -N/--omagic, set -static.
3821 * layout.cc (Layout::attach_allocated_section_to_segment): If
3822 -N/--omagic, don't put read-only and read-write sections in
3824 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3825 finding a read-only segment.
3826 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3827 don't set the minimum segment alignment to the common page size,
3828 and don't set the file offset to the address modulo the page size.
3829 * script-sections.cc (Script_sections::create_segments): If
3830 -n/--omagic, don't put read-only and read-write sections in
3833 * cref.cc: New file.
3835 * options.h (class General_options): Add --print-symbol-counts.
3836 * main.cc (main): Issue defined symbol report if requested.
3837 * archive.cc (Archive::interpret_header): Make into a const member
3839 (Archive::add_symbols): Call Input_objects::archive_start and
3841 (Archive::const_iterator): Define new class.
3842 (Archive::begin, Archive::end): New functions.
3843 (Archive::include_all_members): Rewrite to use iterator.
3844 (Archive::count_members): New function.
3845 * archive.h (class Archive): Update declarations.
3846 (Archive::filename): New function.
3847 * object.cc: Include "cref.h".
3848 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3849 (Sized_relobj::do_get_global_symbol_counts): New function.
3850 (Input_objects::add_object): Add object to cross-referencer.
3851 (Input_objects::archive_start): New function.
3852 (Input_objects::archive_stop): New function.
3853 (Input_objects::print_symbol_counts): New function.
3854 * object.h: Declare Cref and Archive.
3855 (Object::get_global_symbol_counts): New function.
3856 (Object::do_get_global_symbol_counts): New pure virtual function.
3857 (class Sized_relobj): Add defined_count_ field. Update
3859 (class Input_objects): Add cref_ field. Update constructor.
3860 Update declarations.
3861 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3863 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3865 (Sized_dynobj::do_get_global_symbol_counts): New function.
3866 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3867 defined_count_. Update declarations. Define Symbols typedef.
3868 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3869 parameter. Change all callers.
3870 (Symbol_table::add_from_dynobj): Add sympointers and defined
3871 parameters. Change all callers.
3872 * symtab.h (class Symbol_table): Update declarations.
3873 * Makefile.am (CCFILES): Add cref.cc.
3874 (HFILES): Add cref.h.
3875 * Makefile.in: Rebuild.
3877 2008-07-22 Simon Baldwin <simonb@google.com>
3879 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3880 to zero when writing undefined symbols.
3882 2008-07-22 Ian Lance Taylor <iant@google.com>
3884 * output.cc (Output_section::add_input_section): Don't try to
3885 merge empty merge sections.
3887 2008-07-21 Craig Silverstein <csilvers@google.com>
3889 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3890 Include symbol version in error message.
3892 2008-07-20 Chris Demetriou <cgd@google.com>
3894 * configure.ac (gold_cv_c_random_seed): New configured variable.
3895 (RANDOM_SEED_CFLAGS): New substituted variable.
3896 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3897 * configure: Rebuild.
3898 * Makefile.in: Likewise.
3899 * testsuite/Makefile.in: Likewise.
3901 2008-07-18 Ian Lance Taylor <iant@google.com>
3903 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3904 where we see NAME/NULL and NAME/VERSION as separate symbols.
3905 * testsuite/ver_test_main.cc (main): Call t4.
3906 (t4, t4_2a): Define.
3907 * testsuite/ver_test_2.cc (t4_2): Define.
3908 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3909 * testsuite/ver_test_4.cc (t4_2a): Define.
3910 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3911 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3913 2008-07-17 Ian Lance Taylor <iant@google.com>
3915 * dynobj.cc (Versions::add_def): If we give an error about a
3916 missing version, go ahead and create the version anyhow.
3918 2008-07-10 Ian Lance Taylor <iant@google.com>
3920 Handle output sections with more than 0x7fffffff bytes.
3921 * object.h (class Relobj): Change map_to_output_ to
3922 output_sections_, and just keep a section pointer. Change all
3923 uses. Move comdat group support to Sized_relobj.
3924 (Relobj::is_section_specially_mapped): Remove.
3925 (Relobj::output_section): Remove poff parameter. Change all
3927 (Relobj::output_section_offset): New function.
3928 (Relobj::set_section_offset): Rewrite.
3929 (Relobj::map_to_output): Remove.
3930 (Relobj::output_sections): New function.
3931 (Relobj::do_output_section_offset): New pure virtual function.
3932 (Relobj::do_set_section_offset): Likewise.
3933 (class Sized_relobj): Add section_offsets_ field. Add comdat
3934 group support from Relobj. Update declarations.
3935 (Sized_relobj::get_output_section_offset): New function.
3936 (Sized_relobj::do_output_section_offset): New function.
3937 (Sized_relobj::do_set_section_offset): New function.
3938 * object.cc (Relobj::output_section_address): Remove.
3939 (Sized_relobj::Sized_relobj): Initialize new fields.
3940 (Sized_relobj::include_section_group): Cast find_kept_object to
3942 (Sized_relobj::include_linkonce_section): Likewise.
3943 (Sized_relobj::do_layout): Use separate arrays for output section
3945 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3947 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3948 output_sections and section_offsets.
3949 (Sized_relobj::write_local_symbols): Likewise.
3950 (map_to_kept_section): Compute output address directly.
3951 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3952 output_sections and section_offsets.
3953 (Sized_relobj::write_sections): Likewise.
3954 (Sized_relobj::relocate_sections): Likewise.
3955 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3956 * output.h (class Output_reloc): Update declarations. Change
3957 u2_.relobj to Sized_relobj*.
3958 (class Output_data_reloc): Change add functions to use
3960 * output.cc (Output_reloc::Output_reloc): Change relobj to
3962 (Output_reloc::local_section_offset): Change return type to
3963 Elf_Addr. Use get_output_section_offset.
3964 (Output_reloc::get_address): Likewise.
3965 (Output_section::is_input_address_mapped): Don't call
3966 is_section_specially_mapped.
3967 (Output_section::output_offset): Likewise.
3968 (Output_section::output_address): Likewise.
3969 (Output_section::starting_output_address): Likewise.
3970 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3971 parameter to Sized_relobj*.
3972 (Copy_relocs::need_copy_reloc): Likewise.
3973 (Copy_relocs::save): Likewise.
3974 * copy-relocs.h (class Copy_relocs): Update declarations.
3975 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3976 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3977 * target-reloc.h (relocate_for_relocatable): Change
3978 offset_in_output_section type to Elf_Addr. Change code that uses
3980 * layout.cc (Layout::layout): Always set *off.
3981 * mapfile.cc (Mapfile::print_input_section): Use
3982 output_section_offset.
3983 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3985 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3986 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3987 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3989 2008-07-03 Ian Lance Taylor <iant@google.com>
3991 * layout.cc (Layout::include_section): Do not discard unrecognized
3992 SHT_STRTAB sections.
3994 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3996 * script.cc (Lex::can_continue_name): Make '?' allowable in
3997 version-script names.
3998 * testsuite/version_script.map: Change glob pattern to use '?'
4000 2008-06-30 Manish Singh <yosh@gimp.org>
4003 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4006 2008-06-30 Ian Lance Taylor <iant@google.com>
4010 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4011 versions]: Don't try to read the value in the contents, since we
4012 don't use it. Use the template endianness when writing.
4014 2008-06-25 Cary Coutant <ccoutant@google.com>
4016 * fileread.cc (File_read::make_view): Assert on zero-length view.
4017 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4018 symbol table when there are no symbols to read.
4020 2008-06-23 Craig Silverstein <csilvers@google.com>
4022 * version.cc (version_string): Bump to 1.7
4024 2008-06-18 Craig Silverstein <csilvers@google.com>
4026 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4027 constant 0xFFFF to type Valtype.
4028 (Powerpc_relocate_functions::rel16_ha): Likewise.
4030 2008-06-17 Ian Lance Taylor <iant@google.com>
4032 * output.h (Output_section::Input_section): Initialize p2align_ to
4033 zero for Output_section_data constructors.
4034 (Output_section::Input_section::addralign): If not an input
4035 section, return the alignment of the Output_section_data.
4036 * testsuite/copy_test.cc: New file.
4037 * testsuite/copy_test_1.cc: New file.
4038 * testsuite/copy_test_2.cc: New file.
4039 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4040 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4041 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4042 (copy_test_1_pic.o, copy_test_1.so): New targets.
4043 (copy_test_2_pic.o, copy_test_2.so): New targets.
4044 * testsuite/Makefile.in: Rebuild.
4046 * script-sections.cc (Script_sections::place_orphan): Initialize
4047 local variable exact.
4049 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4051 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4053 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4054 David S. Miller <davem@davemloft.net>
4056 * powerpc.cc: New file.
4057 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4058 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4059 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4060 * Makefile.in: Rebuild.
4062 2008-06-09 Ian Lance Taylor <iant@google.com>
4064 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4066 (throwing, orig_terminate): New static variables.
4067 (terminate_handler): New static function.
4068 (t2): Set terminate handler.
4070 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4073 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4076 2008-05-30 Cary Coutant <ccoutant@google.com>
4078 * archive.cc (Archive::include_all_members) Correct to step
4079 over symbol table and extended name table in thin archives.
4081 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4084 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4087 2008-05-28 Caleb Howe <cshowe@google.com>
4089 * reduced_debug_output.cc: New file.
4090 * reduced_debug_output.h: New file.
4091 * options.h (class General_options): Add --strip-debug-non-line.
4092 * options.cc (General_options::finalize): Add strip_debug_non_line
4093 to the strip heirarchy.
4094 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4096 * layout.cc: Include "reduced_debug_output.h".
4097 (Layout::Layout): Initialize new fields.
4098 (line_only_debug_sections): New static array.
4099 (is_lines_only_debug_sections): New static inline function.
4100 (Layout::include_section): Handle --strip-debug-non-line.
4101 (Layout::make_output_section): If --strip-debug-non-line, build
4102 new output sections for .debug_abbrev and .debug_info.
4103 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4104 gold. Warn about possible overflow.
4105 (read_signed_LEB_128): Likewise.
4106 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4107 (read_signed_LEB_128): Declare.
4108 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4109 (HFILES): Add reduced_debug_output.h.
4110 * Makefile.in: Rebuild.
4112 2008-05-21 Ian Lance Taylor <iant@google.com>
4114 * mapfile.cc: New file.
4115 * mapfile.h: New file.
4116 * options.h (class General_options): Add -M/--print-map and -Map.
4117 * options.cc (General_options::finalize): Make -M equivalent to
4119 * main.cc: Include <cstdio> and "mapfile.h".
4120 (main): Open mapfile if requested.
4121 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4122 constructor. Change caller.
4123 (queue_initial_tasks): Add mapfile parameter. Change caller.
4124 (queue_middle_tasks): Likewise.
4125 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4127 * archive.cc: Include "mapfile.h".
4128 (Archive::add_symbols): Add mapfile parameter. Change all
4129 callers. Pass mapfile, symbol, and reason to include_member.
4130 (Archive::include_all_members): Add mapfile parameter. Change all
4132 (Archive::include_member): Add mapfile, sym, and why parameters.
4133 Change all callers. Report inclusion to map file.
4134 * archive.h: Include "fileread.h".
4135 (class Archive): Update declarations.
4136 (Archive::file): New const method.
4137 (class Add_archive_symbols): Add mapfile_ field. Update
4138 constructor. Change all callers.
4139 * readsyms.h (class Read_symbols): Likewise.
4140 (class Finish_group): Likewise.
4141 (class Read_script): Likewise.
4142 * common.cc: Include "mapfile.h".
4143 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4145 (Symbol_table::do_allocate_commons): Likewise.
4146 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4147 symbol allocation to mapfile.
4148 * common.h (class Allocate_commons_task): Add mapfile_ field.
4149 Update constructor. Change all callers.
4150 * symtab.h (class Symbol_table): Update declarations.
4151 * layout.cc: Include "mapfile.h".
4152 (Layout_task_runner::run): Print information to mapfile.
4153 (Layout::create_gold_note): Change Output_data_fixed_space to
4154 Output_data_zero_fill.
4155 (Layout::create_build_id): Likewise.
4156 (Layout::print_to_mapfile): New function.
4157 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4158 constructor. Change caller.
4159 (class Layout): Declare print_to_mapfile.
4160 * output.cc (Output_section::Input_section::print_to_mapfile): New
4162 (Output_section::add_input_section): If producing a map, always
4163 add to input_sections_ list.
4164 (Output_section::do_print_to_mapfile): New function.
4165 (Output_segment::print_sections_to_mapfile): New function.
4166 (Output_segment::print_section_list_to_mapfile): New function.
4167 * output.h: Include "mapfile.h".
4168 (Output_data::print_to_mapfile): New function.
4169 (Output_data::do_print_to_mapfile): New virtual function.
4170 (Output_segment_headers::do_print_to_mapfile): New function.
4171 (Output_file_header::do_print_to_mapfile): New function.
4172 (Output_data_const::do_print_to_mapfile): New function.
4173 (class Output_data_const_buffer): Add map_name_ field. Update
4174 constructor. Change all callers. Add do_print_to_mapfile
4176 (class Output_data_fixed_space): Likewise.
4177 (class Output_data_space): Likewise.
4178 (class Output_data_zero_fill): New class.
4179 (Output_data_strtab::do_print_to_mapfile): New function.
4180 (Output_data_reloc_base::do_print_to_mapfile): New function.
4181 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4182 (Output_data_group::do_print_to_mapfile): New function.
4183 (Output_data_got::do_print_to_mapfile): New function.
4184 (Output_data_dynamic::do_print_to_mapfile): New function.
4185 (Output_symtab_xindex::do_print_to_mapfile): New function.
4186 (class Output_section): Declare do_print_to_mapflie. Declare
4187 print_to_mapfile in Input_section.
4188 (class Output_segment): Declare new functions.
4189 * object.h (Sized_relobj::symbol_count): New function.
4190 * script-sections.cc
4191 (Output_section_element_dot_assignment::set_section_addresses):
4192 Change Output_data_fixed_space to Output_data_zero_fill.
4193 (Output_data_expression::do_print_to_mapfile): New function.
4194 * script.cc (read_input_script): Add mapfile parameter. Change
4196 * script.h (read_input_script): Update declaration.
4197 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4198 (Eh_frame::do_print_to_mapfile): New function.
4199 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4200 (Output_merge_string::do_print_to_mapfile): New function.
4201 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4203 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4205 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4207 * Makefile.am (CCFILES): Add mapfile.cc.
4208 (HFILES): Add mapfile.h.
4209 * Makefile.in: Rebuild.
4211 2008-05-19 Ian Lance Taylor <iant@google.com>
4213 * options.h (class General_options): Add -z relro.
4214 * layout.cc (Layout::Layout): Initialize relro_segment_.
4215 (Layout::add_output_section_data): Return the output section.
4216 (Layout::make_output_section): Rcognize relro sections and mark
4218 (Layout::attach_allocated_section_to_segment): Put relro sections
4219 in a PT_GNU_RELRO segment.
4220 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4222 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4224 (Layout::linkonce_mapping): Map d.rel.ro.local to
4226 (Layout::output_section_name): Us .data.rel.ro.local for any
4227 section which begins with that.
4228 * layout.h (class Layout): Update add_output_section_data
4229 declaration. Add relro_segment_ field.
4230 * output.cc (Output_section::Output_section): Initialize is_relro_
4231 and is_relro_local_ fields.
4232 (Output_segment::add_output_section): Group relro sections.
4233 (Output_segment::is_first_section_relro): New function.
4234 (Output_segment::maximum_alignment): If there is a relro section,
4235 align the segment to the common page size.
4236 (Output_segment::set_section_addresses): Track whether we are
4237 looking at relro sections. If the last section is a relro
4238 section, align to the common page size.
4239 (Output_segment::set_section_list_addresses): Add in_relro
4240 parameter. Change all callers. Align to the page size when
4241 moving from relro to non-relro section.
4242 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4244 * output.h (class Output_section): Add is_relro_ and
4245 is_relro_local_ fields.
4246 (Output_section::is_relro): New function.
4247 (Output_section::set_is_relro): New function.
4248 (Output_section::is_relro_local): New function.
4249 (Output_section::set_is_relro_local): New function.
4250 (class Output_segment): Update declarations.
4251 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4252 * sparc.cc (Target_sparc::got_section): Likewise.
4253 * x86_64.cc (Target_x86_64::got_section): Likewise.
4254 * testsuite/relro_test_main.cc: New file.
4255 * testsuite/relro_test.cc: New file.
4256 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4257 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4258 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4259 (relro_test.so, relro_test_pic.o): New targets.
4260 * testsuite/Makefile.in: Rebuild.
4262 2008-05-16 Ian Lance Taylor <iant@google.com>
4264 * output.cc (Output_segment::add_output_section): Remove front
4266 * output.h (class Output_segment): Remove
4267 add_initial_output_section and overloaded add_output_section.
4268 Update declaration of remaining add_output_section.
4269 * layout.cc (Layout::create_interp): Call add_output_section
4270 rather than add_initial_output_section.
4271 (Layout::finish_dynamic_section): Likewise.
4273 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4274 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4275 know the dynamic type.
4276 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4277 field. Initialize it in constructor.
4278 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4279 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4280 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4283 * output.cc (Output_reloc::get_address): Change return type to
4285 * output.h (class Output_reloc): Update get_address declaration.
4286 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4287 for section addresses.
4289 2008-05-09 Ian Lance Taylor <iant@google.com>
4292 * gold.cc (gold_nomem): Use return value of write.
4294 2008-05-08 Ian Lance Taylor <iant@google.com>
4296 * symtab.c (Symbol::init_base_output_data): Add version
4297 parameter. Change all callers.
4298 (Symbol::init_base_output_segment): Likewise.
4299 (Symbol::init_base_constant): Likewise.
4300 (Symbol::init_base_undefined): Likewise.
4301 (Sized_symbol::init_output_data): Likewise.
4302 (Sized_symbol::init_output_segment): Likewise.
4303 (Sized_symbol::init_constant): Likewise.
4304 (Sized_symbol::init_undefined): Likewise.
4305 (Symbol_table::do_define_in_output_data): If the new symbol has a
4306 version, mark it as the default.
4307 (Symbol_table::do_define_in_output_segment): Likewise.
4308 (Symbol_table::do_define_as_constant): Likewise.
4309 * symtab.h (class Symbol): Update declarations.
4310 (class Sized_symbol): Likewise.
4311 * resolve.cc (Symbol::override_version): New function.
4312 (Symbol::override_base): Call override_version.
4313 (Symbol::override_base_with_special): Likewise.
4314 * testsuite/ver_script_8.script: New file.
4315 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4316 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4317 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4318 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4320 2008-05-06 Ian Lance Taylor <iant@google.com>
4323 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4325 (class General_options): Remove existing --undefined, and add
4326 --no-undefined instead. Add new --undefined as synonym for -u.
4327 * archive.cc (Archive::add_symbols): Check whether symbol was
4329 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4330 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4331 all uses. Add IS_UNDEFINED. Update declarations to split
4332 different versions of init_base. Declare init_base_undefined.
4333 (Symbol::is_defined): Handle IS_UNDEFINED.
4334 (Symbol::is_undefined): Likewise.
4335 (Symbol::is_weak_undefined): Call is_undefined.
4336 (Symbol::is_absolute): Handle IS_CONSTANT.
4337 (class Sized_symbol): Update declarations to split different
4338 versions of init. Declare init_undefined.
4339 (class Symbol_table): Declare new functions.
4340 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4342 (Symbol::init_base_output_data): Likewise.
4343 (Symbol::init_base_output_segment): Likewise.
4344 (Symbol::init_base_constant): Likewise.
4345 (Symbol::init_base_undefined): New function.
4346 (Sized_symbol::init_object): Rename from init. Change all
4348 (Sized_symbol::init_output_data): Likewise.
4349 (Sized_symbol::init_output_segment): Likewise.
4350 (Sized_symbol::init_constant): Likewise.
4351 (Sized_symbol::init_undefined): New function.
4352 (Symbol_table::add_undefined_symbols_from_command_line): New
4354 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4356 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4357 (Symbol::output_section): Likewise.
4358 (Symbol::set_output_section): Likewise.
4359 (Symbol_table::sized_finalize_symbol): Likewise.
4360 (Symbol_table::sized_write_globals): Likewise.
4361 * resolve.cc (Symbol_table::should_override): Likewise.
4362 (Symbol::override_base_with_special): Likewise.
4364 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4365 symbol, change it to have default visibility.
4366 * testsuite/protected_1.cc: New file.
4367 * testsuite/protected_2.cc: New file.
4368 * testsuite/protected_3.cc: New file.
4369 * testsuite/protected_main_1.cc: New file.
4370 * testsuite/protected_main_2.cc: New file.
4371 * testsuite/protected_main_3.cc: New file.
4372 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4373 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4374 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4375 (protected_1.so): New target.
4376 (protected_1_pic.o, protected_2_pic.o): New targets.
4377 (protected_3_pic.o): New target.
4378 (check_PROGRAMS): Add protected_2.
4379 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4380 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4381 * testsuite/Makefile.in: Rebuild.
4383 * options.h (DEFINE_var): Add set_user_set_##varname__.
4384 (DEFINE_bool_alias): New macro.
4385 (class General_options): Define -Bstatic using DEFINE_bool_alias
4386 rather than DEFINE_special. Add --undefined as an alias for -z
4388 * options.cc (General_options::parse_Bstatic): Remove.
4390 * options.h (class General_options): Add --fatal-warnings.
4391 * main.cc (main): Implement --fatal-warnings.
4392 * errors.h (Errors::warning_count): New function.
4394 * options.h (class General_options): Add -Bsymbolic-functions.
4395 * symtab.h (Symbol::is_preemptible): Check for
4396 -Bsymbolic-functions.
4398 2008-05-05 Ian Lance Taylor <iant@google.com>
4400 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4401 as noVARNAME rather than no-VARNAME.
4402 (class General_options): Add option -z combreloc.
4403 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4405 (Output_reloc::sort_before) [SHT_REL]: New function.
4406 (Output_reloc::sort_before) [SHT_RELA]: New function.
4407 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4408 Sort_relocs_comparison.
4409 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4410 parameter. Change all callers.
4411 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4412 sort_relocs parameter. Change all callers.
4413 * output.cc (Output_reloc::get_address): New function, broken out
4415 (Output_reloc::write_rel): Call it.
4416 (Output_reloc::compare): New function.
4417 (Output_data_reloc_base::do_write): Optionally sort relocs.
4419 * configure.ac: If targ_extra_obj is set, link it in.
4420 * configure.tgt: Initialize all variables.
4421 (x86_64*): Set targ_extra_obj and targ_extra_size.
4422 * configure: Rebuild.
4424 * object.cc (Sized_relobj::include_section_group): Adjust section
4425 indexes read from group data. Build vector to pass to
4427 * layout.cc (Layout::layout_group): Add flags and shndxes
4428 parameters. Remove contents parameter. Change caller. Update
4429 explicit instantiations.
4430 * layout.h (class Layout): Update layout_group declaration.
4431 * output.cc (Output_data_group::Output_data_group): Add flags and
4432 input_shndxes parameters. Remove contents parameter. Change
4434 (Output_data_group::do_write): Change input_sections_ to
4436 * output.h (class Output_data_group): Update constructor
4437 declaration. Rename input_sections_ to input_shndxes_.
4438 * testsuite/many_sections_test.cc: Add template.
4440 2008-04-30 Cary Coutant <ccoutant@google.com>
4442 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4444 * layout.cc (Layout::include_section): Refactored check for debug
4446 (Layout::add_comdat): Add new parameters. Change type
4447 of signature parameter. Add object and shndx to signatures table.
4448 (Layout::find_kept_object): New function.
4449 * layout.h: Include <cstring>.
4450 (Layout::is_debug_info_section): New function.
4451 (Layout::add_comdat): Add new parameters.
4452 (Layout::find_kept_object): New function.
4453 (Layout::Kept_section): New struct.
4454 (Layout::Signatures): Change type of map range.
4455 * object.cc (Relobj::output_section_address): New function.
4456 (Sized_relobj::include_section_group): Add new parameters. Change
4457 calls to Layout::add_comdat. Change to build table of kept comdat
4458 groups and table mapping discarded sections to kept sections.
4459 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4460 (Sized_relobj::do_layout): Change calls to include_section_group and
4461 include_linkonce_section.
4462 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4463 value to zero when section is discarded.
4464 (Sized_relobj::map_to_kept_section): New function.
4465 * object.h (Relobj::output_section_address): New function.
4466 (Relobj::Comdat_group): New type.
4467 (Relobj::find_comdat_group): New function.
4468 (Relobj::Comdat_group_table): New type.
4469 (Relobj::Kept_comdat_section): New type.
4470 (Relobj::Kept_comdat_section_table): New type.
4471 (Relobj::add_comdat_group): New function.
4472 (Relobj::set_kept_comdat_section): New function.
4473 (Relobj::get_kept_comdat_section): New function.
4474 (Relobj::comdat_groups_): New field.
4475 (Relobj::kept_comdat_sections_): New field.
4476 (Symbol_value::input_value): Update comment.
4477 (Sized_relobj::map_to_kept_section) New function.
4478 (Sized_relobj::include_linkonce_section): Add new parameter.
4479 * target-reloc.h (Comdat_behavior): New type.
4480 (get_comdat_behavior): New function.
4481 (relocate_section): Add code to map a discarded section to the
4482 corresponding kept section when applying a relocation.
4484 2008-04-30 Craig Silverstein <csilvers@google.com>
4486 * dwarf_reader.cc (next_generation_count): New static var.
4487 (Addr2line_cache_entry): New struct.
4488 (addr2line_cache): New static var.
4489 (Dwarf_line_info::one_addr2line): Added caching.
4490 (Dwarf_line_info::clear_addr2line_cache): New function.
4491 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4492 cache-size parameter.
4493 (Dwarf_line_info::one_addr2line_cache): New function.
4494 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4495 new cache-size argument to one_addr2line(), and clear cache.
4497 2008-04-28 Cary Coutant <ccoutant@google.com>
4499 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4500 R_386_PC8 relocations.
4502 2008-04-23 Ian Lance Taylor <iant@google.com>
4504 * object.cc (Sized_relobj::include_section_group): Check for
4505 invalid section group.
4507 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4510 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4511 than read for file header.
4512 * archive.cc (Archive::include_member): Likewise.
4514 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4516 * aclocal.m4: Regenerate.
4517 * configure: Regenerate.
4519 2008-04-19 Ian Lance Taylor <iant@google.com>
4521 * version.cc (version_string): Bump to 1.6.
4523 * testsuite/Makefile.am (many_sections_r_test): New target.
4524 (many_sections_r_test_SOURCES): Remove.
4525 (many_sections_r_test_DEPENDENCIES): Remove.
4526 (many_sections_r_test_LDFLAGS): Remove.
4527 (many_sections_r_test_LDADD): Remove.
4529 * object.cc (Sized_relobj::do_add_symbols): Always pass
4530 local_symbol_count_ to add_from_relobj.
4532 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4533 every thousand variables.
4534 * testsuite/Makefile.in: Rebuild.
4536 * object.cc (Xindex::initialize_symtab_xindex): New function.
4537 (Xindex::read_symtab_xindex): New function.
4538 (Xindex::sym_xindex_to_shndx): New function.
4539 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4541 (Sized_relobj::do_initialize_xindex): New function.
4542 (Sized_relobj::do_read_symbols): Adjust section links.
4543 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4544 parameter. Change all callers.
4545 (Sized_relobj::include_section_group): Adjust section links and
4546 symbol section indexes.
4547 (Sized_relobj::do_layout): Adjust section links.
4548 (Sized_relobj::do_count_local_symbols): Adjust section links and
4549 symbol section indexes.
4550 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4551 ordinary and special symbols.
4552 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4553 dynsym_xindex parameters. Change all callers. Adjust section
4554 links. Use SHN_XINDEX when needed.
4555 (Sized_relobj::get_symbol_location_info): Adjust section links.
4556 Don't get fooled by special symbols.
4557 * object.h (class Xindex): Define.
4558 (class Object): Add xindex_ parameter. Declare virtual functoin
4559 do_initialize_xindex.
4560 (Object::adjust_sym_shndx): New function.
4561 (Object::set_xindex): New protected function.
4562 (class Symbol_value): Add is_ordinary_shndx_ field.
4563 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4564 (Symbol_value::value): Assert ordinary section.
4565 (Symbol_value::initialize_input_to_output_map): Likewise.
4566 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4568 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4570 (class Sized_relobj): Update declarations.
4571 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4572 parameter. Change all callers.
4573 (Sized_relobj::adjust_shndx): New function.
4574 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4576 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4577 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4578 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4579 (Sized_dynobj::read_dynsym_section): Adjust section links.
4580 (Sized_dynobj::read_dynamic): Likewise.
4581 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4583 (Sized_dynobj::do_initialize_xindex): New function.
4584 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4585 do_initialize_xindex.
4586 (Sized_dynobj::adjust_shndx): New function.
4587 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4588 dynsym_xindex_ fields.
4589 (Layout::finalize): Add a call to set_section_indexes before
4590 creating the symtab sections.
4591 (Layout::set_section_indexes): Don't do anything if the section
4592 already has a section index.
4593 (Layout::create_symtab_sections): Add shnum parameter. Change
4594 caller. Create .symtab_shndx section if needed.
4595 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4597 (Layout::allocated_output_section_count): New function.
4598 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4600 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4601 fields. Update declarations.
4602 (Layout::symtab_xindex): New function.
4603 (Layout::dynsym_xindex): New function.
4604 (class Write_symbols_task): Add layout_ field.
4605 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4607 * output.cc (Output_section_headers::Output_section_headers): Add
4608 shstrtab_section parameter. Change all callers.
4609 (Output_section_headers::do_sized_write): Store overflow values
4610 for section count and section string table section index in
4611 section header zero.
4612 (Output_file_header::do_sized_write): Check for overflow of
4613 section count and section string table section index.
4614 (Output_symtab_xindex::do_write): New function.
4615 (Output_symtab_xindex::endian_do_write): New function.
4616 * output.h (class Output_section_headers): Add shstrtab_section_.
4617 Update declarations.
4618 (class Output_symtab_xindex): Define.
4619 (Output_section::has_out_shndx): New function.
4620 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4622 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4624 (Sized_symbol::init): Likewise.
4625 (Symbol::output_section): Check for ordinary symbol.
4626 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4627 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4629 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4630 Change all callers. Simplify handling of symbols from sections
4631 not included in the link.
4632 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4634 (Weak_alias_sorter::operator()): Assert that symbols are
4636 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4638 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4639 parameters. Change all callers.
4640 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4641 symbol distinction. Use SHN_XINDEX when needed.
4642 (Symbol_table::write_section_symbol): Add symtab_xindex
4643 parameter. Change all callers.
4644 (Symbol_table::sized_write_section_symbol): Likewise. Use
4645 SHN_XINDEX when needed.
4646 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4648 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4649 (Symbol::is_defined): Check is_ordinary.
4650 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4651 (Symbol::is_absolute, Symbol::is_common): Likewise.
4652 (class Sized_symbol): Update declarations.
4653 (class Symbol_table): Update declarations.
4654 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4655 parameters. Change all callers.
4656 (Sized_symbol::override): Likewise.
4657 (Symbol_table::override): Likewise.
4658 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4659 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4660 is_ordinary, and orig_st_shndx parameters. Change all callers.
4661 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4662 to be in an ordinary section.
4663 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4664 object and is_ordinary parameters. Change all callers.
4665 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4666 Change all callers. Don't add undefined or non-ordinary symbols
4668 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4670 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4672 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4673 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4674 (Sized_relobj::relocate_sections): Likewise.
4675 * target-reloc.h (scan_relocs): Adjust section symbol index.
4676 (scan_relocatable_relocs): Likewise.
4677 * i386.cc (Scan::local): Check for ordinary symbols.
4678 * sparc.cc (Scan::local): Likewise.
4679 * x86_64.cc (Scan::local): Likewise.
4680 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4681 to symbol_section_and_value.
4682 * testsuite/many_sections_test.cc: New file.
4683 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4684 (check_PROGRAMS): Add many_sections_test.
4685 (many_sections_test_SOURCES): Define.
4686 (many_sections_test_DEPENDENCIES): Define.
4687 (many_sections_test_LDFLAGS): Define.
4688 (BUILT_SOURCES): Add many_sections_define.h.
4689 (many_sections_define.h): New target.
4690 (BUILT_SOURCES): Add many_sections_check.h.
4691 (many_sections_check.h): New target.
4692 (check_PROGRAMS): Add many_sections_r_test.
4693 (many_sections_r_test_SOURCES): Define.
4694 (many_sections_r_test_DEPENDENCIES): Define.
4695 (many_sections_r_test_LDFLAGS): Define.
4696 (many_sections_r_test_LDADD): Define.
4697 (many_sections_r_test.o): New target.
4698 * testsuite/Makefile.in: Rebuild.
4700 2008-04-17 Cary Coutant <ccoutant@google.com>
4702 * errors.cc (Errors::info): New function.
4703 (gold_info): New function.
4704 * errors.h (Errors::info): New function.
4705 * gold.h (gold_info): New function.
4706 * object.cc (Input_objects::add_object): Print trace output.
4707 * options.cc (options::parse_set): New function.
4708 (General_options::parse_wrap): Deleted.
4709 (General_options::General_options): Deleted initializer.
4710 * options.h (options::String_set): New typedef.
4711 (options::parse_set): New function.
4712 (DEFINE_set): New macro.
4713 (General_options::wrap): Changed to use DEFINE_set. Changed
4714 callers of any_wrap_symbols and is_wrap_symbol.
4715 (General_options::trace, General_options::trace_symbol):
4717 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4718 (General_options::wrap_symbols_): Deleted.
4719 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4721 2008-04-17 David S. Miller <davem@davemloft.net>
4723 * options.cc (General_options::parse_V): New function.
4724 * options.h: Add entries for -V and -Qy.
4726 2008-04-17 Ian Lance Taylor <iant@google.com>
4728 * common.cc (Symbol_table::allocate_commons): Remove options
4729 parameter. Change caller.
4730 (Symbol_table::do_allocate_commons): Remove options parameter.
4731 Change caller. Just call do_allocate_commons_list twice.
4732 (Symbol_table::do_allocate_commons_list): New function, broken out
4733 of do_allocate_commons.
4734 * common.h (class Allocate_commons_task): Remove options_ field.
4736 * symtab.cc (Symbol_table::Symbol_table): Initialize
4738 (Symbol_table::add_from_object): Put TLS common symbols on
4740 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4741 which are IN_OUTPUT_DATA.
4742 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4743 allocate_commons and do_allocate_commons declarations. Declare
4744 do_allocate_commons_list.
4745 * gold.cc (queue_middle_tasks): Update creation of
4746 Allocate_commons_task to not pass options.
4747 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4748 (TLS_TEST_C_FLAGS): New variable.
4749 (tls_test_c_pic.o): New target.
4750 (tls_test_shared.so): Link in tls_test_c_pic.o.
4751 (tls_test_c_pic_ie.o): New target.
4752 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4753 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4754 (tls_test_c.o): New target.
4755 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4756 (tls_pic_test_LDADD): Likewise.
4757 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4758 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4759 (tls_test_c_gnu2.o): New target.
4760 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4762 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4763 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4764 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4765 * testsuite/tls_test.cc: Include "config.h".
4766 (t_last): Call t11_last.
4767 * testsuite/tls_test.h (t11, t11_last): Declare.
4768 * testsuite/tls_test_c.c: New file.
4769 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4770 * configure.ac: Check for OpenMP support.
4771 * configure, config.in, Makefile.in: Rebuild.
4772 * testsuite/Makefile.in: Rebuild.
4774 2008-04-16 Cary Coutant <ccoutant@google.com>
4776 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4777 (Target_i386::tls_base_symbol_defined_): New field.
4778 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4779 (Target_i386::Scan::global): Likewise.
4780 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4781 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4782 (Target_x86_64::tls_base_symbol_defined_): New field.
4783 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4784 (Target_x86_64::Scan::global): Likewise.
4786 2008-04-16 Cary Coutant <ccoutant@google.com>
4788 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4789 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4790 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4791 building shared libraries.
4792 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4793 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4794 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4795 * testsuite/Makefile.in: Rebuild.
4796 * testsuite/weak_undef.h: New file.
4797 * testsuite/weak_undef_file1.cc: Add extra test cases.
4798 * testsuite/weak_undef_file2.cc: Likewise.
4799 * testsuite/weak_undef_test.cc: Likewise.
4801 2008-04-16 David S. Miller <davem@davemloft.net>
4803 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4804 Add issued_non_pic_error_ field. Declare check_non_pic.
4805 (Target_sparc::Scan::check_non_pic): New function.
4806 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4807 (Target_sparc::Scan::global): Likewise.
4809 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4810 * configure: Rebuild.
4812 * options.h (DEFINE_enable): New macro.
4813 (new_dtags): New enable option.
4814 (initfirst, interpose, loadfltr, nodefaultlib,
4815 nodelete, nodlopen, nodump): New -z options.
4816 * layout.cc (Layout:finish_dynamic_section): If new
4817 dtags enabled, emit DT_RUNPATH. Also, emit a
4818 DT_FLAGS_1 containing any specified -z flags.
4820 2008-04-16 Ian Lance Taylor <iant@google.com>
4822 * copy-relocs.cc: New file.
4823 * copy-relocs.h: New file.
4824 * reloc.cc: Remove Copy_relocs code.
4825 * reloc.h: Likewise.
4826 * reloc-types.h (struct Reloc_types) [both versions]: Add
4827 get_reloc_addend_noerror.
4828 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4829 variants of add_global which take an addend which must be zero.
4830 * i386.cc: Include "copy-relocs.h".
4831 (class Target_i386): Change type of copy_relocs_ to variable,
4833 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4835 (Target_i386::do_finalize_sections): Change handling of
4837 * sparc.cc: Include "copy-relocs.h".
4838 (class Target_sparc): Change type of copy_relocs_ to variable,
4840 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4842 (Target_sparc::do_finalize_sections): Change handling of
4844 * x86_64.cc: Include "copy-relocs.h".
4845 (class Target_x86_64): Change type of copy_relocs_ to variable,
4847 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4848 class. Change all callers.
4849 (Target_x86_64::do_finalize_sections): Change handling of
4851 * Makefile.am (CCFILES): Add copy-relocs.cc.
4852 (HFILES): Add copy-relocs.h.
4854 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4856 * testsuite/script_test_4.sh: Permit leading zeroes.
4858 2008-04-15 Ian Lance Taylor <iant@google.com>
4860 * script-sections.cc (Script_sections::create_segments): Use
4861 header_size_adjustment even when there is enough room for the
4863 * testsuite/script_test_4.sh: New file.
4864 * testsuite/script_test_4.t: New file.
4865 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4866 (check_DATA): Add script_test_4.stdout.
4867 (MOSTLYCLEANFILES): Likewise.
4868 (script_test_4): New target.
4869 (script_test_4.stdout): New target.
4870 * testsuite/Makefile.in: Rebuild.
4872 * sparc.cc: Add definitions for Output_data_plt_sparc class
4875 2008-04-14 David S. Miller <davem@davemloft.net>
4877 * sparc.cc: New file.
4878 * Makefile.am (TARGETSOURCES): Add sparc.cc
4879 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4880 * configure.tgt: Document targ_extra_size and
4881 targ_extra_big_endian. Add entries for sparc-* and
4883 * configure.ac: Handle targ_extra_size and
4884 targ_extra_big_endian.
4885 * Makefile.in: Rebuild.
4886 * configure: Likewise.
4887 * po/POTFILES.in: Likewise.
4888 * po/gold.pot: Likewise.
4890 2008-04-14 Ian Lance Taylor <iant@google.com>
4892 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4893 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4894 in the name/type/flags to section mapping. Don't call
4895 allocate_output_section.
4896 (Layout::choose_output_section): Change parameter from adjust_name
4897 to is_input_section. Don't permit input sections after sections
4898 are attached to segments. Don't call allocate_output_section.
4899 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4900 not write_enable_output_section.
4901 (Layout::make_output_section): Don't push to
4902 unattached_section_list_ nor call attach_to_segment. Call
4903 attach_section_to_segment if sections are attached.
4904 (Layout::attach_sections_to_segments): New function.
4905 (Layout::attach_section_to_segment): New function.
4906 (Layout::attach_allocated_section_to_segment): Rename from
4907 attach_to_segment. Remove flags parameter.
4908 (Layout::allocate_output_section): Remove function.
4909 (Layout::write_enable_output_section): Remove function.
4910 * layout.h (class Layout): Update for above changes. Add new
4911 field sections_are_attached_.
4912 * output.h (Output_section::update_flags_for_input_section): New
4914 * output.cc (Output_section::add_input_section): Call
4915 update_flags_for_input_section.
4916 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4918 2008-04-11 Cary Coutant <ccoutant@google.com>
4920 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4921 thought unnecessary.
4922 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4924 2008-04-11 Ian Lance Taylor <iant@google.com>
4926 * output.h (class Output_section_data): Remove inline definition
4928 * output.cc (Output_section_data::set_addralign): New function.
4930 2008-04-11 Cary Coutant <ccoutant@google.com>
4932 Add support for TLS descriptors for i386 and x86_64.
4933 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4934 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4935 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4937 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4938 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4939 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4941 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4942 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4943 Fix problem with initial-exec relocations.
4944 (Target_i386::Relocate::relocate_tls): Likewise.
4945 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4947 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4948 support for section-plus-offset dynamic table entries.
4949 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4950 (Output_data_dynamic::Dynamic_entry): Add support for
4951 section-plus-offset dynamic table entries.
4952 (Output_data_dynamic::Classification): Likewise.
4953 (Output_data_dynamic::classification_): Renamed offset_.
4954 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4955 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4956 (Target_x86_64::make_plt_section): New function.
4957 (Target_x86_64::reserve_tlsdesc_entries): New function.
4958 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4959 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4960 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4961 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4962 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4963 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4964 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4965 add extra PLT entry for TLS descriptors.
4966 (Output_data_plt_x86_64::got_): New field.
4967 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4968 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4970 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4972 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4973 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4974 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4975 R_386_TLS_DESC_CALL relocations.
4976 (Target_x86_64::Scan::global): Likewise.
4977 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4978 for TLS descriptors.
4979 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4980 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4981 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4982 GD-to-IE relaxation.
4983 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4984 and TLS_DESCRIPTORS.
4985 * Makefile.in: Rebuild.
4986 * configure: Rebuild.
4987 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4988 (tls_test_shared2.so): New target.
4989 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4990 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4991 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4992 (tls_shared_gd_to_ie_test_LDADD): New variable.
4993 (tls_shared_gnu2_gd_to_ie_test): New target.
4994 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4996 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4997 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4998 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4999 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5000 (tls_shared_gnu2_test): New target.
5001 (tls_test_gnu2_shared.so): New target.
5002 (tls_shared_gnu2_test_SOURCES): New variable.
5003 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5004 (tls_shared_gnu2_test_LDFLAGS): New variable.
5005 (tls_shared_gnu2_test_LDADD): New variable.
5006 * testsuite/Makefile.in: Rebuild.
5007 * testsuite/Makefile.
5009 2008-04-11 Ian Lance Taylor <iant@google.com>
5011 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5013 * testsuite/Makefile.in: Rebuild.
5015 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5017 * testsuite/script_test_2.cc (main): Adjust test.
5019 2008-04-11 David S. Miller <davem@davemloft.net>
5020 Ian Lance Taylor <iant@google.com>
5022 * options.h (General_options): Add entries for '-Y' and
5024 * options.cc (General_options:finalize): If -Y was used, add those
5025 entries to the library path instead of the default "/lib" and
5028 2008-04-11 David S. Miller <davem@davemloft.net>
5030 * testsuite/justsyms.t: Start at 0x100.
5031 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5032 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5034 * testsuite/script_test_2.cc: Adjust string and section length
5037 2008-04-09 Ian Lance Taylor <iant@google.com>
5040 * script-sections.cc (Sections_element::allocate_to_segment): Add
5042 (Output_section_definition::allocate_to_segment): Likewise.
5043 (Orphan_output_section::allocate_to_segment): Likewise.
5044 (Script_sections::attach_sections_using_phdrs_clause): Don't
5045 propagate non-PT_LOAD segments to orphan sections.
5046 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5047 readelf rather than objdump.
5048 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5049 .interp section and PT_INTERP segment are the same size.
5050 * testsuite/Makefile.in: Rebuild.
5052 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5053 aliases for symbols defined in the same object.
5054 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5055 (weak_alias_test_SOURCES): New variable.
5056 (weak_alias_test_DEPENDENCIES): New variable.
5057 (weak_alias_test_LDFLAGS): New variable.
5058 (weak_alias_test_LDADD): New variable.
5059 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5060 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5061 (weak_alias_test_3.o): New target.
5062 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5063 * testsuite/weak_alias_test_main.cc: New file.
5064 * testsuite/weak_alias_test_1.cc: New file.
5065 * testsuite/weak_alias_test_2.cc: New file.
5066 * testsuite/weak_alias_test_3.cc: New file.
5068 2008-04-08 Ian Lance Taylor <iant@google.com>
5070 * options.h (class General_options): Add --noinhibit-exec option.
5071 * main.cc (main): Check --noinhibit-exec.
5073 * options.h (class General_options): Define --wrap as a special
5074 option. Add wrap_symbols_ field.
5075 (General_options::any_wrap_symbols): New function.
5076 (General_options::is_wrap_symbol): New function.
5077 * options.cc (General_options::parse_wrap): New function.
5078 (General_options::General_options): Initialize wrap_symbols_.
5079 * symtab.cc (Symbol_table::wrap_symbol): New function.
5080 (Symbol_table::add_from_object): Handle --wrap.
5081 * symtab.h (class Symbol_table): Declare wrap_symbol.
5082 * target.h (Target::wrap_char): New function.
5083 (Target::Target_info): Add wrap_char field.
5084 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5085 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5086 * testsuite/testfile.cc (Target_test::test_target_info):
5089 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5092 * layout.h (class Layout): Add added_eh_frame_data_ field.
5093 * layout.cc (Layout::Layout): Initialize new field.
5094 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5095 output section until we find a section we merged successfully.
5096 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5097 that the size be non-zero.
5099 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5102 2008-04-08 Craig Silverstein <csilvers@google.com>
5104 * configure.ac: Export new conditional variable HAVE_ZLIB.
5105 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5107 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5108 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5110 2008-04-07 Ian Lance Taylor <iant@google.com>
5112 * version.cc (version_string): Set to "1.5".
5114 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5115 Add issued_non_pic_error_ field. Declare check_non_pic.
5116 (Target_x86_64::Scan::check_non_pic): New function.
5117 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5118 (Target_x86_64::Scan::global): Likewise.
5120 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5121 addend parameter. Change caller. Handle merge sections.
5122 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5123 Address to Addend. Don't add in the result of
5124 local_section_offset, pass down the addend and use the returned
5126 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5127 Update declarations of local_section_offset and symbol_value.
5128 * testsuite/two_file_test_1.cc (t18): New function.
5129 * testsuite/two_file_test_2.cc (f18): New function.
5130 * testsuite/two_file_test_main.cc (main): Call t18.
5131 * testsuite/two_file_test.h (t18, f18): Declare.
5133 * configure.ac: Don't test for objdump, c++filt, or readelf.
5134 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5136 (TEST_READELF): New variable.
5137 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5138 (check_PROGRAMS): Add two_file_strip_test.
5139 (two_file_strip_test): New target.
5140 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5141 (two_file_same_shared_strip_test_SOURCES): New variable.
5142 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5143 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5144 (two_file_same_shared_strip_test_LDADD): New variable.
5145 (two_file_shared_strip.so): New target.
5146 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5147 (ver_test_5.syms, ver_test_7.syms): Likewise.
5148 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5149 (strip_test_3.stdout): Use TEST_OBJDUMP.
5150 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5152 2008-04-04 Cary Coutant <ccoutant@google.com>
5154 * symtab.h (Symbol::is_weak_undefined): New function.
5155 (Symbol::is_strong_undefined): New function.
5156 (Symbol::is_absolute): New function.
5157 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5158 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5160 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5161 (weak_undef_test): New target.
5162 * testsuite/Makefile.in: Rebuild.
5163 * testsuite/weak_undef_file1.cc: New file.
5164 * testsuite/weak_undef_file2.cc: New file.
5165 * testsuite/weak_undef_test.cc: New file.
5167 2008-04-03 Craig Silverstein <csilvers@google.com>
5169 * compressed_output.h (class Output_compressed_section): Use
5171 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5173 (zlib_compressed_suffix): Removed.
5174 (Output_compressed_section::set_final_data_size): Use unsigned
5176 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5177 Fix linker invocation.
5178 (flagstest_o_specialfile_and_compress_debug_sections):
5180 * testsuite/Makefile.in: Regenerated.
5182 2008-04-02 David S. Miller <davem@davemloft.net>
5184 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5185 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5187 2008-04-02 Craig Silverstein <csilvers@google.com>
5191 2008-04-02 Ian Lance Taylor <iant@google.com>
5193 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5194 parameters. Update for new key type to views_. Change all
5196 (File_read::read): Adjust for byteshift in returned view.
5197 (File_read::add_view): New function, broken out of
5199 (File_read::make_view): New function, broken out of
5201 (File_read::find_or_make_view): Add offset and aligned
5202 parameters. Rewrite accordingly. Change all callers.
5203 (File_read::get_view): Add offset and aligned parameters. Adjust
5204 for byteshift in return value.
5205 (File_read::get_lasting_view): Likewise.
5206 * fileread.h (class File_read): Update declarations.
5207 (class File_read::View): Add byteshift_ field. Add byteshift to
5208 constructor. Add byteshift method.
5209 * archive.h (Archive::clear_uncached_views): New function.
5210 (Archive::get_view): Add aligned parameter. Change all callers.
5211 * object.h (Object::get_view): Add aligned parameter. Change all
5213 (Object::get_lasting_view): Likewise.
5215 * fileread.cc (File_read::release): Don't call clear_views if
5216 there are multiple objects.
5217 * fileread.h (File_read::clear_uncached_views): New function.
5218 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5221 2008-03-31 Cary Coutant <ccoutant@google.com>
5223 Add thin archive support.
5224 * archive.cc (Archive::armagt): New const.
5225 (Archive::setup): Remove task parameter and calls to unlock.
5226 (Archive::unlock_nested_archives): New function.
5227 (Archive::read_header): Add nested_off parameter. Change
5229 (Archive::interpret_header): Likewise.
5230 (Archive::include_all_members): Change to handle thin
5232 (Archive::include_member): Likewise.
5233 * archive.h (Archive::Archive): Add new parameters and
5235 (Archive::armagt): New const.
5236 (Archive::setup): Remove task parameter.
5237 (Archive::unlock_nested_archives): New function.
5238 (Archive::read_header): Add nested_off parameter.
5239 (Archive::interpret_header): Likewise.
5240 (Archive::Nested_archive_table): New typedef.
5241 (Archive::is_thin_archive_): New field.
5242 (Archive::nested_archives_): New field.
5243 (Archive::options_): New field.
5244 (Archive::dirpath_): New field.
5245 (Archive::task_): New field.
5246 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5247 for thin archives. Pass additional parameters to
5248 Archive::Archive. Unlock the archive file after calling
5251 2008-03-29 Ian Lance Taylor <iant@google.com>
5253 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5254 version symbol to be local.
5255 * testsuite/ver_test_4.sh: New file.
5256 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5257 (check_DATA): Add ver_test_4.syms.
5258 (ver_test_4.syms): New target.
5259 * testsuite/Makefile.in: Rebuild.
5262 (Output_section::Input_section_sort_entry::has_priority): New
5264 (Output_section::Input_section_sort_entry::match_file_name): New
5266 (Output_section::Input_section_sort_entry::match_section_name):
5268 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5270 (Output_section::Input_section_sort_entry::match_section_file):
5272 (Output_section::Input_section_sort_compare::operator()): Rewrite
5273 using new Input_section_sort_entry functions. Sort crtbegin and
5274 crtend first. Sort sections with no priority before sections with
5276 * testsuite/initpri1.c (d3): Check j != 4.
5277 (cd5): New constructor/destructor function.
5278 (main): Check j != 2.
5280 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5281 new symbol when resolving, don't call set_is_default.
5282 * testsuite/ver_test_7.cc: New file.
5283 * testsuite/ver_test_7.sh: New file.
5284 * testsuite/Makefile.am (ver_test_7.so): New target.
5285 (ver_test_7.o): New target.
5286 (check_SCRIPTS): Add ver_test_7.sh.
5287 (check_DATA): Add ver_test_7.syms.
5288 (ver_test_7.syms): New target.
5290 2008-03-28 Ian Lance Taylor <iant@google.com>
5292 * layout.cc (Layout::layout): If we see an input section with a
5293 name that needs sorting, set the must_sort flag for the output
5295 (Layout::make_output_section): If the name of the output section
5296 indicates that it might require sorting, set the may_sort flag.
5297 * output.h (Output_section::may_sort_attached_input_sections): New
5299 (Output_section::set_may_sort_attached_input_sections): New
5301 (Output_section::must_sort_attached_input_sections): New
5303 (Output_section::set_must_sort_attached_input_sections): New
5305 (class Output_section): Declare Input_section_sort_entry. Define
5306 Input_section_sort_compare. Declare
5307 sort_attached_input_sections. Add new fields:
5308 may_sort_attached_input_sections_,
5309 must_sort_attached_input_sections_,
5310 attached_input_sections_are_sorted_.
5311 * output.cc (Output_section::Output_section): Initialize new
5313 (Output_section::add_input_section): Add an entry to
5314 input_sections_ if may_sort or must_sort are true.
5315 (Output_section::set_final_data_size): Call
5316 sort_attached_input_sections if necessary.
5317 (Output_section::Input_section_sort_entry): Define new class.
5318 (Output_section::Input_section_sort_compare::operator()): New
5320 (Output_section::sort_attached_input_sections): New function.
5321 * configure.ac: Check whether the compiler supports constructor
5322 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5323 * testsuite/initpri1.c: New file.
5324 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5325 CONSTRUCTOR_PRIORITY.
5326 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5327 (initpri1_LDFLAGS): New variable.
5328 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5330 2008-03-27 Ian Lance Taylor <iant@google.com>
5332 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5333 * testsuite/common_test_1.c: New file.
5334 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5335 (common_test_1_SOURCES): New variable.
5336 (common_test_1_DEPENDENCIES): New variable.
5337 (common_test_1_LDFLAGS): New variable.
5339 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5340 and commons_ correctly when NAME/VERSION does not override
5342 * testsuite/ver_test_6.c: New file.
5343 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5344 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5345 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5347 2008-03-26 Ian Lance Taylor <iant@google.com>
5349 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5350 of an undefined symbol from a version script.
5351 * testsuite/Makefile.am (ver_test_5.so): New target.
5352 (ver_test_5.o): New target.
5353 (check_SCRIPTS): Add ver_test_5.sh.
5354 (check_DATA): Add ver_test_5.syms.
5355 (ver_test_5.syms): New target.
5356 * testsuite/ver_test_5.cc: New file.
5357 * testsuite/ver_test_5.script: New file.
5358 * testsuite/ver_test_5.sh: New file.
5359 * Makefile.in, testsuite/Makefile.in: Rebuild.
5362 Fix problems building gold with gcc 4.3.0.
5363 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5364 (gold_error_at_location, gold_warning_at_location): Use it.
5365 * configure.ac: Check whether we can compile and use a template
5366 function with a printf attribute.
5367 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5368 when jumping over bytes.
5369 * object.cc: Instantiate Object::read_section_data.
5370 * debug.h: Include <cstring>
5371 * dwarf_reader.cc: Include <algorithm>
5372 * main.cc: Include <cstring>.
5373 * options.cc: Include <cstring>.
5374 * output.cc: Include <cstring>.
5375 * script.cc: Include <cstring>.
5376 * script.h: Include <string>.
5377 * symtab.cc: Include <cstring> and <algorithm>.
5378 * target-select.cc: Include <cstring>.
5379 * version.cc: Include <string>.
5380 * testsuite/testmain.cc: Include <cstdlib>.
5381 * configure, config.in: Rebuild.
5383 2008-03-25 Ian Lance Taylor <iant@google.com>
5385 * options.cc: Include "../bfd/bfdver.h".
5386 (options::help): Print bug reporting address.
5388 * version.cc (print_version): Adjust output for current value of
5393 * options.cc (options::help): Print list of supported targets.
5394 * target-select.h: Include <vector>.
5395 (class Target_selector): Make machine_, size_, and is_big_endian_
5396 fields const. Add bfd_name_ and instantiated_target_ fields.
5397 (Target_selector::Target_selector): Add bfd_name parameter.
5398 (Target_selector::recognize): Make non-virtual, call
5400 (Target_selector::recognize_by_name): Make non-virtual, call
5401 do_recognize_by_name.
5402 (Target_selector::supported_names): New function.
5403 (Target_selector::bfd_name): New function.
5404 (Target_selector::do_instantiate_target): New pure virtual
5406 (Target_selector::do_recognize): New virtual function.
5407 (Target_selector::do_recognize_by_name): New virtual function.
5408 (Target_selector::instantiate_target): New private function.
5409 (supported_target_names): Declare.
5410 * target-select.cc (Target_selector::Target_selector): Update for
5411 new parameter and fields.
5412 (select_target_by_name): Check that the name matches before
5413 calling recognize_by_name.
5414 (supported_target_names): New function.
5415 * i386.cc (class Target_selector_i386): Update Target_selector
5416 constructor call. Remove recognize and recognize_by_name. Add
5417 do_instantiate_target.
5418 * x86_64.cc (class Target_selector_x86_64): Likewise.
5419 * testsuite/testfile.cc (class Target_selector_test): Update for
5420 changes to Target_selector.
5422 * README: Rewrite, with some notes on unsupported features.
5424 2008-03-24 Cary Coutant <ccoutant@google.com>
5426 * i386.cc (Target_i386::Got_type): New enum declaration.
5427 (Target_i386::Scan::local): Updated callers of Output_data_got
5429 (Target_i386::Scan::global): Likewise.
5430 (Target_i386::Relocate::relocate): Likewise.
5431 (Target_i386::Relocate::relocate_tls): Likewise.
5432 * object.h (Got_offset_list): New class.
5433 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5434 (Sized_relobj::local_got_offset): Likewise.
5435 (Sized_relobj::set_local_got_offset): Likewise.
5436 (Sized_relobj::local_has_tls_got_offset): Removed.
5437 (Sized_relobj::local_tls_got_offset): Removed.
5438 (Sized_relobj::set_local_tls_got_offset): Removed.
5439 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5440 * output.cc (Output_data_got::add_global): Added got_type parameter.
5441 (Output_data_got::add_global_with_rel): Likewise.
5442 (Output_data_got::add_global_with_rela): Likewise.
5443 (Output_data_got::add_global_pair_with_rel): New function.
5444 (Output_data_got::add_global_pair_with_rela): New function.
5445 (Output_data_got::add_local): Added got_type parameter.
5446 (Output_data_got::add_local_with_rel): Likewise.
5447 (Output_data_got::add_local_with_rela): Likewise.
5448 (Output_data_got::add_local_pair_with_rel): New function.
5449 (Output_data_got::add_local_pair_with_rela): New function.
5450 (Output_data_got::add_global_tls): Removed.
5451 (Output_data_got::add_global_tls_with_rel): Removed.
5452 (Output_data_got::add_global_tls_with_rela): Removed.
5453 (Output_data_got::add_local_tls): Removed.
5454 (Output_data_got::add_local_tls_with_rel): Removed.
5455 (Output_data_got::add_local_tls_with_rela): Removed.
5456 * output.h (Output_data_got::add_global): Added got_type parameter.
5457 (Output_data_got::add_global_with_rel): Likewise.
5458 (Output_data_got::add_global_with_rela): Likewise.
5459 (Output_data_got::add_global_pair_with_rel): New function.
5460 (Output_data_got::add_global_pair_with_rela): New function.
5461 (Output_data_got::add_local): Added got_type parameter.
5462 (Output_data_got::add_local_with_rel): Likewise.
5463 (Output_data_got::add_local_with_rela): Likewise.
5464 (Output_data_got::add_local_pair_with_rel): New function.
5465 (Output_data_got::add_local_pair_with_rela): New function.
5466 (Output_data_got::add_global_tls): Removed.
5467 (Output_data_got::add_global_tls_with_rel): Removed.
5468 (Output_data_got::add_global_tls_with_rela): Removed.
5469 (Output_data_got::add_local_tls): Removed.
5470 (Output_data_got::add_local_tls_with_rel): Removed.
5471 (Output_data_got::add_local_tls_with_rela): Removed.
5472 * resolve.cc (Symbol::override_base_with_special): Removed
5473 reference to has_got_offset_ field.
5474 * symtab.cc (Symbol::init_fields): Replaced initialization
5475 of got_offset_ with got_offsets_. Removed initialization
5477 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5478 (Symbol::got_offset): Likewise.
5479 (Symbol::set_got_offset): Likewise.
5480 (Symbol::has_tls_got_offset): Removed.
5481 (Symbol::tls_got_offset): Removed.
5482 (Symbol::set_tls_got_offset): Removed.
5483 (Symbol::got_offset_): Removed.
5484 (Symbol::tls_mod_got_offset_): Removed.
5485 (Symbol::tls_pair_got_offset_): Removed.
5486 (Symbol::got_offsets_): New field.
5487 (Symbol::has_got_offset): Removed.
5488 (Symbol::has_tls_mod_got_offset): Removed.
5489 (Symbol::has_tls_pair_got_offset): Removed.
5490 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5491 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5493 (Target_x86_64::Scan::global): Likewise.
5494 (Target_x86_64::Relocate::relocate): Likewise.
5495 (Target_x86_64::Relocate::relocate_tls): Likewise.
5497 2008-03-25 Ben Elliston <bje@au.ibm.com>
5499 * yyscript.y: Fix spelling error in comment.
5501 2008-03-24 Ian Lance Taylor <iant@google.com>
5503 * options.h (class General_options): Define build_id option.
5504 * layout.h (class Layout): Declare write_build_id, create_note,
5505 create_build_id. Add build_id_note_ member.
5506 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5507 "libiberty.h", "md5.h", "sha1.h".
5508 (Layout::Layout): Initialize eh_frame_data_,
5509 eh_frame_hdr_section_, and build_id_note_.
5510 (Layout::finalize): Call create_build_id.
5511 (Layout::create_note): New function, broken out of
5512 Layout::create_gold_note.
5513 (Layout::create_gold_note): Call create_note.
5514 (Layout::create_build_id): New function.
5515 (Layout::write_build_id): New function.
5516 (Close_task_runner::run): Call write_build_id.
5518 * x86_64.cc: Correct license to GPLv3.
5520 2008-03-23 Ian Lance Taylor <iant@google.com>
5522 * options.cc: Include "demangle.h".
5523 (parse_optional_string): New function.
5524 (parse_long_option): Handle takes_optional_argument.
5525 (parse_short_option): Update dash_z initializer. Handle
5526 takes_optional_argument.
5527 (General_options::General_options): Initialize do_demangle_.
5528 (General_options::finalize): Set do_demangle_. Handle demangling
5530 * options.h (parse_optional_string): Declare.
5531 (struct One_option): Add optional_arg field. Update constructor.
5532 Update call constructor calls. Add takes_optional_argument
5534 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5535 (DEFINE_optional_string): Define.
5536 (General_options::demangle): Change from DEFINE_bool to
5537 DEFINE_optional_string.
5538 (General_options::no_demangle): New function.
5539 (General_options::do_demangle): New function.
5540 (General_options::set_do_demangle): New function.
5541 (General_options::execstack_status_): Move definition to end of
5543 (General_options::static_): Likewise.
5544 (General_options::do_demangle_): New field.
5545 * object.cc (big_endian>::get_symbol_location_info): Call
5546 Options::do_demangle, not Options::demangle.
5547 * symtab.cc (demangle): Likewise.
5549 2008-03-22 Ian Lance Taylor <iant@google.com>
5551 * gold.h: Include <cstddef> and <sys/types.h>
5552 * options.h: Include <cstring>.
5554 2008-03-21 Ian Lance Taylor <iant@google.com>
5556 * Added source code to GNU binutils.
projects / deliverable / binutils-gdb.git / blob