1 2012-03-12 Cary Coutant <ccoutant@google.com>
3 * reduced_debug_output.cc
4 (Output_reduced_debug_info_section::get_die_end): Add new FORM
7 2012-02-29 Cary Coutant <ccoutant@google.com>
9 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
11 2012-02-29 Cary Coutant <ccoutant@google.com>
13 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
14 Call Object::decompressed_section_contents.
15 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
17 (Sized_dwarf_line_info::buffer_start_): New data member.
18 * merge.cc (Output_merge_data::do_add_input_section): Call
19 Object::decompressed_section_contents.
20 (Output_merge_string::do_add_input_section): Likewise.
21 * object.cc (need_decompressed_section): New function.
22 (build_compressed_section_map): Decompress sections needed later.
23 (Sized_relobj_file::do_decompressed_section_contents): New function.
24 (Sized_relobj_file::do_discard_decompressed_sections): New function.
25 * object.h (Object::decompressed_section_contents): New function.
26 (Object::discard_decompressed_sections): New function.
27 (Object::do_decompressed_section_contents): New function.
28 (Object::do_discard_decompressed_sections): New function.
29 (Compressed_section_info): New type.
30 (Compressed_section_map): Include decompressed section contents.
31 (Sized_relobj_file::do_decompressed_section_contents): New function.
32 (Sized_relobj_file::do_discard_decompressed_sections): New function.
34 2012-02-16 Cary Coutant <ccoutant@google.com>
36 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
37 * testsuite/Makefile.in: Regenerate.
39 2012-02-14 Cary Coutant <ccoutant@google.com>
41 * options.cc (General_options::finalize): Disallow -pie and -static.
43 2012-02-03 Doug Kwan <dougkwan@google.com>
45 * arm.cc (Arm_relocate_functions::abs8,
46 Arm_relocate_functions::abs16): Use
47 Bits::has_signed_unsigned_overflow32.
48 (Arm_relocate_functions::thm_abs8): Correct range of
50 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
53 2012-02-02 Doug Kwan <dougkwan@google.com>
55 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
56 position independent outputs, not just shared objects.
58 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
60 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
61 * configure: Regenerated.
63 2012-01-27 Ian Lance Taylor <iant@google.com>
65 * reloc.h (Bits): New class with static functions, copied from
66 namespace utils in arm.cc.
67 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
70 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
72 * incremental.cc (write_info_blocks): Correct relocation offset.
74 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
76 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
77 (Relocate::tls_gd_to_le): Likewise.
79 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
81 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
83 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
85 * configure.ac: Check if -mcmodel=medium works.
86 * configure: Regenerated.
88 2012-01-24 Cary Coutant <ccoutant@google.com>
90 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
92 (read_unsigned_LEB_128_x): ... this new function.
93 (read_signed_LEB_128): Replaced with inline definition and ...
94 (read_signed_LEB_128_x): ... this new function.
95 * int_encoding.h (read_unsigned_LEB_128_x): New function.
96 (read_unsigned_LEB_128): Add inline definition.
97 (read_signed_LEB_128_x): New function.
98 (read_signed_LEB_128): Add inline definition.
99 * testsuite/Makefile.am (leb128_unittest): New unit test.
100 * testsuite/Makefile.in: Regenerate.
101 * testsuite/leb128_unittest.cc: New unit test.
103 2012-01-23 Ian Lance Taylor <iant@google.com>
106 * i386.cc (Target_i386::do_code_fill): When using a jmp
107 instruction, pad with nop instructions.
108 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
110 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
112 * x86_64.cc (gc_process_relocs): Add typename on types used in
114 (scan_relocs): Likewise.
115 (relocate_section): Likewise.
116 (apply_relocation): Likewise.
118 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
120 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
121 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
124 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
126 * x86_64.cc: Initial support for x32.
128 2012-01-03 Cary Coutant <ccoutant@google.com>
130 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
131 Use abstract base class for GOT.
132 * gold/output.h (class Output_data_got_base): New abstract base class.
133 (class Output_data_got): Derive from new base class, adjust ctors.
134 (Output_data_got::reserve_slot): Make virtual; rename to
135 do_reserve_slot; Adjust callers.
136 * gold/target.h (Sized_target::init_got_plt_for_update): Return
137 pointer to abstract base class.
138 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
140 2011-12-18 Ian Lance Taylor <iant@google.com>
142 * object.h (Relobj::local_symbol_value): New function.
143 (Relobj::local_plt_offset): New function.
144 (Relobj::local_has_got_offset): New function.
145 (Relobj::local_got_offset): New function.
146 (Relobj::set_local_got_offset): New function.
147 (Relobj::do_local_symbol_value): New pure virtual function.
148 (Relobj::do_local_plt_offset): Likewise.
149 (Relobj::do_local_has_got_offset): Likewise.
150 (Relobj::do_local_got_offset): Likewise.
151 (Relobj::do_set_local_got_offset): Likewise.
152 (Sized_relobj::do_local_has_got_offset): Rename from
153 local_has_got_offset.
154 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
155 (Sized_relobj::do_set_local_got_offset): Rename from
156 set_local_got_offset.
157 (Sized_relobj_file::do_local_plt_offset): Rename from
159 (Sized_relobj_file::do_local_symbol_value): New function.
160 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
162 * output.cc (Output_data_got::Got_entry::write): Change object to
163 Relobj. Use local_symbol_value.
164 (Output_data_got::add_global_with_rel): Change rel_dyn to
165 Output_data_reloc_generic*. Use add_global_generic.
166 (Output_data_got::add_global_with_rela): Remove. Change all
167 callers to use add_global_with_rel.
168 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
169 Output_data_reloc_generic*. Use add_global_generic.
170 (Output_data_got::add_global_pair_with_rela): Remove. Change all
171 callers to use add_global_pair_with_rel.
172 (Output_data_got::add_local): Change object to Relobj*.
173 (Output_data_got::add_local_plt): Likewise.
174 (Output_data_got::add_local_with_rel): Change object to Relobj*,
175 change rel_dyn to Output_data_reloc_generic*. Use
177 (Output_data_got::add_local_with_rela): Remove. Change all
178 callers to use all_local_with_rel.
179 (Output_data_got::add_local_pair_with_rel): Change object to
180 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
181 add_output_section_generic.
182 (Output_data_got::add_local_pair_with_rela): Remove. Change all
183 callers to use add_local_pair_with_rel.
184 (Output_data_got::reserve_local): Change object to Relobj*.
185 * output.h: (class Output_data_reloc_generic): Add pure virtual
186 declarations for add_global_generic, add_local_generic,
187 add_output_section_generic.
188 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
189 functions for Output_data_reloc_generic. Update declarations for
190 changes listed in output.cc.
191 (class Output_data_got): Change template parameter to got_size.
192 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
193 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
195 (Sized_relobj_incr::do_local_plt_offset): New function.
196 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
199 2011-12-17 Cary Coutant <ccoutant@google.com>
201 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
202 * resolve.cc (Symbol_table::resolve): Likewise.
203 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
205 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
207 2011-12-16 Ian Lance Taylor <iant@google.com>
209 * output.h (Output_data_reloc_generic::add): Only call
210 add_dynamic_reloc if this is a dynamic reloc section.
212 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
215 * target-reloc.h (apply_relocation): Replace <64, false> with
218 2011-11-25 Nick Clifton <nickc@redhat.com>
220 * po/it.po: New Italian translation.
222 2011-11-17 Sterling Augustine <saugustine@google.com>
224 * script.cc (script_include_directive): Implement.
225 (read_script_file): New local variables name and search_path. Update
226 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
227 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
228 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
230 2011-11-11 Sterling Augustine <saugustine@google.com>
232 * yyscript.y (section_cmd): Add support for INCLUDE directive.
233 (file_or_sections_cmd): Likewise.
235 2011-11-11 Doug Kwan <dougkwan@google.com>
237 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
238 if --just-symbols is given.
240 2011-11-10 Doug Kwan <dougkwan@google.com>
243 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
244 when processing data relocs.
245 * reloc.h (Relocate_functions::rel_unaligned): New method.
246 (Relocate_functions::pcrel_unaligned): Ditto.
247 (Relocate_functions::rel32_unaligned): Ditto.
248 (Relocate_functions::pcrel32_unaligned): Ditto.
250 2011-11-09 Doug Kwan <dougkwan@google.com>
253 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
254 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
255 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
256 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
257 (Relocate_functions::rel_unaligned): New.
258 (Relocate_functions::rel32_unaligned): New.
259 * target-reloc.h (relocate_for_relocatable): Add code to handle
260 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
261 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
262 arm_unaligned_reloc_r): New targets.
263 * testsuite/Makefile.in: Regenerate.
264 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
267 2011-11-02 Ian Lance Taylor <iant@google.com>
269 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
271 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
272 * options.cc (General_options::finalize): Use library search path
273 from configure script if specified. If not native and no sysroot,
274 only search TOOLLIBDIR.
275 * options.h (Search_directory::Search_directory): Change name to
277 (General_options::add_to_library_path_with_sysroot): Change arg to
279 * configure, Makefile.in, config.in: Rebuild.
281 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
283 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
284 we are working around the ARM1176 Erratum.
285 * options.h (General_options::fix_arm1176): Add option.
286 * testsuite/Makefile.am: Add testcases, and keep current ones
288 * testsuite/Makefile.in: Regenerate.
289 * testsuite/arm_fix_1176.s: New file.
290 * testsuite/arm_fix_1176.sh: Likewise.
292 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
294 * arm.cc (Target_arm::Target_arm): Remove initialisation of
296 (Target_arm::may_use_blx): Remove method.
297 (Target_arm::set_may_use_blx): Likewise.
298 (Target_arm::may_use_v4t_interworking): New method.
299 (Target_arm::may_use_v5t_interworking): Likewise.
300 (Target_arm::may_use_blx_): Remove member variable.
301 (Arm_relocate_functions::arm_branch_common): Check for v5T
303 (Arm_relocate_functions::thumb_branch_common): Likewise.
304 (Reloc_stub::stub_type_for_reloc): Likewise.
305 (Target_arm::do_finalize_sections): Correct interworking checks.
306 * testsuite/Makefile.am: Add new tests.
307 * testsuite/Makefile.in: Regenerate.
308 * testsuite/arm_farcall_arm_arm.s: New test.
309 * testsuite/arm_farcall_arm_arm.sh: Likewise.
310 * testsuite/arm_farcall_arm_thumb.s: Likewise.
311 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
312 * testsuite/arm_farcall_thumb_arm.s: Likewise.
313 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
314 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
315 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
317 2011-10-31 Cary Coutant <ccoutant@google.com>
320 * expression.cc (Expression::eval_with_dot): Add
321 is_section_dot_assignment parameter.
322 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
323 absolute and assigning to dot within a section.
325 (Output_section_element_assignment::set_section_addresses): Pass
326 dot_section to set_if_absolute.
327 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
328 as is_section_dot_assignment flag to eval_with_dot.
329 (Output_section_element_dot_assignment::set_section_addresses):
331 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
332 parameter. Also set value if relative to dot_section; set the
333 symbol's output_section.
334 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
335 parameter. Adjust all callers.
336 (Expression::eval_maybe_dot): Likewise.
337 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
339 * testsuite/script_test_2.t: Test assignment of an absolute value
340 to dot within an output section element.
342 2011-10-31 Cary Coutant <ccoutant@google.com>
344 * options.h (class General_options): Add --[no-]gnu-unique options.
345 * symtab.cc (Symbol_table::sized_write_globals): Convert
346 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
348 2011-10-31 Cary Coutant <ccoutant@google.com>
351 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
352 unnecessary assertion.
353 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
355 2011-10-31 Sriraman Tallam <tmsriram@google.com>
357 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
359 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
361 Change to just keep the section associated with symbol.
362 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
363 they are externally visible and --export-dynamic is turned on.
364 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
366 2011-10-19 Ian Lance Taylor <iant@google.com>
370 (Output_section_element_dot_assignment::needs_output_section): New
373 2011-10-19 Ian Lance Taylor <iant@google.com>
376 * layout.cc (Layout::segment_precedes): Don't assert failure if a
377 --section-start option was seen.
378 * options.h (General_options::any_section_start): New function.
380 2011-10-18 David S. Miller <davem@davemloft.net>
383 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
384 member to track relocation locations that have moved during TLS
386 (Target_sparc::Relocate::Relocate): Initialize to NULL.
387 (Target_sparc::Relocate::relocate): Adjust view down by 4
388 bytes if it matches reloc_adjust_addr_.
389 (Target_sparc::Relocate::relocate_tls): Always move the
390 __tls_get_addr call delay slot instruction forward 4 bytes when
391 performing relaxation.
393 2011-10-18 Cary Coutant <ccoutant@google.com>
395 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
396 (Output_file::map_no_anonymous): Check for non-zero
397 return code from posix_fallocate.
399 2011-10-17 Cary Coutant <ccoutant@google.com>
402 * plugin.cc (is_visible_from_outside): Check for symbols
403 referenced from dynamic objects.
404 * resolve.cc (Symbol_table::resolve): Don't count references
405 from dynamic objects as references from real ELF files.
406 * testsuite/plugin_test_2.sh: Adjust expected result.
408 2011-10-17 Cary Coutant <ccoutant@google.com>
410 * gold.cc: Include timer.h.
411 (queue_middle_tasks): Stamp time.
412 (queue_final_tasks): Likewise.
413 * main.cc (main): Store timer in parameters. Print timers
415 * parameters.cc (Parameters::Parameters): Initialize timer_.
416 (Parameters::set_timer): New function.
417 (set_parameters_timer): New function.
418 * parameters.h (Parameters::set_timer): New function.
419 (Parameters::timer): New function.
420 (Parameters::timer_): New data member.
421 (set_parameters_timer): New function.
422 * timer.cc (Timer::stamp): New function.
423 (Timer::get_pass_time): New function.
424 * timer.h (Timer::stamp): New function.
425 (Timer::get_pass_time): New function.
426 (Timer::pass_times_): New data member.
428 2011-10-17 Cary Coutant <ccoutant@google.com>
430 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
431 task for members of lib groups.
433 2011-10-17 Cary Coutant <ccoutant@google.com>
436 * fileread.cc (File_read::find_view): Add assert.
437 (File_read::make_view): Move bounds check (replace with assert)...
438 (File_read::find_or_make_view): ... to here.
440 2011-10-12 Cary Coutant <ccoutant@google.com>
442 * output.cc (Output_file::open_base_file): Handle case where
443 ::read returns less than requested size.
445 2011-10-10 Cary Coutant <ccoutant@google.com>
447 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
448 Initialize defined_count_.
449 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
450 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
451 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
452 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
453 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
454 * incremental.h (Sized_relobj_incr::defined_count_): New data
456 (Sized_incr_dynobj::defined_count_): New data member.
457 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
458 Return zeroes instead of internal error.
460 2011-10-10 Cary Coutant <ccoutant@google.com>
463 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
464 (Output_reloc::symbol_value): Return PLT offset if flag is set.
465 * output.h (class Output_reloc): Add use_plt_offset flag.
466 (Output_reloc::type_): Adjust size of bit field.
467 (Output_reloc::use_plt_offset_): New bit field.
468 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
469 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
470 flag. Adjust all callers.
471 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
472 creating RELATIVE relocations.
474 2011-10-10 Nick Clifton <nickc@redhat.com>
476 * po/es.po: Updated Spanish translation.
477 * po/fi.po: Updated Finnish translation.
479 2011-10-03 Diego Novillo <dnovillo@google.com>
481 * options.cc (parse_uint): Fix dereference of RETVAL.
483 2011-09-29 Sriraman Tallam <tmsriram@google.com>
485 * layout.h (section_order_map_): New member.
486 (get_section_order_map): New member function.
487 * output.cc (Output_section::add_input_section): Check for patterns
488 only when --section-ordering-file is specified.
489 * gold.cc (queue_middle_tasks): Delay updating order of sections till
490 output_sections have been formed.
491 * layout.cc (Layout_Layout): Initialize section_order_map_.
492 * plugin.cc (update_section_order): Store order in order_map. Do not
494 * testsuite/Makefile.am: Add test case for plugin_final_layout.
495 * testsuite/Makefile.in: Regenerate.
496 * testsuite/plugin_section_order.c: New file.
497 * testsuite/plugin_final_layout.cc: New file.
498 * testsuite/plugin_final_layout.sh: New file.
500 2011-09-29 Cary Coutant <ccoutant@google.com>
502 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
504 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
505 symbols during incremental update.
506 (Symbol_table::add_from_dynobj): Likewise.
508 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
509 Ian Lance Taylor <iant@google.com>
511 * symtab.cc (Symbol_table::define_special_symbol): Always
512 canonicalize version string.
514 2011-09-26 Cary Coutant <ccoutant@google.com>
516 * gold.cc (queue_initial_tasks): Move option checks ...
517 * options.cc (General_options::finalize): ... to here. Disable
518 some options; make others fatal.
520 2011-09-26 Cary Coutant <ccoutant@google.com>
523 * plugin.cc (get_symbols_v2): New function.
524 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
525 (is_referenced_from_outside): New function.
526 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
527 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
528 (get_symbols): Pass version parameter.
529 (get_symbols_v2): New function.
530 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
532 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
533 (onload): Add LDPT_GET_SYMBOLS_V2.
534 (all_symbols_read_hook): Use get_symbols_v2; check for
535 LDPR_PREVAILING_DEF_IRONLY_EXP.
536 * testsuite/plugin_test_3.sh: Update expected results.
538 2011-09-23 Simon Baldwin <simonb@google.com>
540 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
541 configuration options.
542 * configure: Regenerate.
543 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
544 * Makefile.in: Regenerate.
545 * testsuite/Makefile.in: Regenerate.
547 2011-09-19 Sriraman Tallam <tmsriram@google.com>
549 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
551 2011-09-19 Cary Coutant <ccoutant@google.com>
553 * incremental.cc (can_incremental_update): Fix typo in comment.
554 * incremental.h (can_incremental_update): Likewise.
556 2011-09-18 Cary Coutant <ccoutant@google.com>
558 * incremental.cc (can_incremental_update): New function.
559 * incremental.h (can_incremental_update): New function.
560 * layout.cc (Layout::init_fixed_output_section): Call it.
561 (Layout::make_output_section): Don't allow patch space in .eh_frame.
562 * object.cc (Sized_relobj_file::do_layout): Call
563 can_incremental_update.
565 2011-09-13 Cary Coutant <ccoutant@google.com>
567 * configure.ac: Check for glibc support for gnu_indirect_function
568 support with static linking, setting automake conditional
570 * Makefile.in: Regenerate.
571 * configure: Regenerate.
573 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
574 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
576 * testsuite/Makefile.in: Regenerate.
578 2011-09-13 Cary Coutant <ccoutant@google.com>
580 * incremental.cc (Sized_relobj_incr::do_layout): Call
581 report_comdat_group for kept comdat sections.
582 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
583 * testsuite/Makefile.in: Regenerate.
584 * testsuite/incr_comdat_test_1.cc: New source file.
585 * testsuite/incr_comdat_test_2_v1.cc: New source file.
586 * testsuite/incr_comdat_test_2_v2.cc: New source file.
587 * testsuite/incr_comdat_test_2_v3.cc: New source file.
589 2011-09-13 Ian Lance Taylor <iant@google.com>
591 * object.cc (Sized_relobj_file::do_layout): Remove unused local
592 variable external_symbols_offset.
594 2011-09-12 Ian Lance Taylor <iant@google.com>
596 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
597 triggered if object has no symbols.
599 2011-09-09 David S. Miller <davem@davemloft.net>
601 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
602 (Output_fill_debug_line::do_write): Likewise.
604 2011-08-29 Cary Coutant <ccoutant@google.com>
606 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
607 casts to match formatting specs.
608 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
610 2011-08-26 Cary Coutant <ccoutant@google.com>
612 * layout.cc (Free_list::allocate): Provide guarantee of minimum
613 remaining hole size when allocating.
614 (Layout::make_output_section): Set fill methods for debug sections.
615 * layout.h (Free_list::Free_list_node): Move from private to
617 (Free_list::set_min_hole_size): New function.
618 (Free_list::begin, Free_list::end): New functions.
619 (Free_list::min_hole_): New data member.
620 * output.cc: Include dwarf.h.
621 (Output_fill_debug_info::do_minimum_hole_size): New function.
622 (Output_fill_debug_info::do_write): New function.
623 (Output_fill_debug_line::do_minimum_hole_size): New function.
624 (Output_fill_debug_line::do_write): New function.
625 (Output_section::Output_section): Initialize new data member.
626 (Output_section::set_final_data_size): Ensure patch space is larger
627 than minimum hole size.
628 (Output_section::do_write): Fill holes in debug sections.
629 * output.h (Output_fill): New class.
630 (Output_fill_debug_info): New class.
631 (Output_fill_debug_line): New class.
632 (Output_section::set_free_space_fill): New function.
633 (Output_section::free_space_fill_): New data member.
634 * testsuite/Makefile.am (incremental_test_3): Add
635 --incremental-patch option.
636 (incremental_test_4): Likewise.
637 (incremental_test_5): Likewise.
638 (incremental_test_6): Likewise.
639 (incremental_copy_test): Likewise.
640 (incremental_common_test_1): Likewise.
641 * testsuite/Makefile.in: Regenerate.
643 2011-08-26 Nick Clifton <nickc@redhat.com>
645 * po/es.po: Updated Spanish translation.
647 2011-08-01 Cary Coutant <ccoutant@google.com>
649 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
650 * gold/testsuite/Makefile.in: Regenerate.
651 * gold/testsuite/justsyms_exec.c: New source file.
652 * gold/testsuite/justsyms_lib.c: New source file.
654 2011-08-01 Cary Coutant <ccoutant@google.com>
656 * layout.cc (Layout::set_segment_offsets): Don't realign text
657 segment if -Ttext was specified.
658 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
660 * object.h (Sized_relobj_file::e_type): New function.
661 (Sized_relobj_file::e_type_): New data member.
662 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
663 base address for ET_EXEC files.
664 * target.cc (Target::do_make_elf_object_implementation): Allow
665 ET_EXEC files with --just-symbols option.
667 2011-07-28 Cary Coutant <ccoutant@google.com>
669 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
670 Add thread_number parameter.
671 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
672 * workqueue-threads.cc
673 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
674 current thread if its thread number is greater than desired thread
676 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
677 Add thread_number parameter.
678 (Workqueue::should_cancel_thread): Likewise.
679 (Workqueue::find_runnable_or_wait): Pass thread_number to
680 should_cancel_thread.
681 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
684 2011-07-22 Sriraman Tallam <tmsriram@google.com>
686 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
687 only after checking if it cannot be forced local.
688 * symtab.h (is_externally_visible): Check if the symbol is not forced
691 2011-07-15 Ian Lance Taylor <iant@google.com>
693 * options.h (class General_options): Add --print-output-format.
694 Move -EL next to -EB, for better --help output.
695 * target-select.cc: Include <cstdio>, "options.h", and
697 (Target_selector::do_target_bfd_name): New function.
698 (print_output_format): New function.
699 * target-select.h (class Target_selector): Update declarations.
700 (Target_selector::target_bfd_name): New function.
701 (print_output_format): Declare.
702 * main.cc: Include "target-select.h".
703 (main): Handle --print-output-format.
704 * gold.cc: Include "target-select.h".
705 (queue_initial_tasks): Handle --print-output-format when there are
707 * parameters.cc (parameters_force_valid_target): Give a better
708 error message if -EB/-EL does not match target.
709 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
712 2011-07-15 Ian Lance Taylor <iant@google.com>
714 * i386.cc (class Output_data_plt_i386): Add layout_ field.
715 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
716 (Output_data_plt_i386::do_write): Write address of .dynamic
717 section to first entry in .got.plt section.
718 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
719 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
721 (Output_data_plt_x86_64::do_write): Write address of .dynamic
722 section to first entry in .got.plt section.
723 * layout.h (Layout::dynamic_section): New function.
725 2011-07-13 Sriraman Tallam <tmsriram@google.com>
727 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
729 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
730 input_section_position_, and input_section_glob_.
731 (read_layout_from_file): Call function section_ordering_specified.
732 * layout.h (is_section_ordering_specified): New function.
733 (section_ordering_specified): New function.
734 (section_ordering_specified_): New boolean member.
735 * main.cc(main): Call load_plugins after layout object is defined.
736 * output.cc (Output_section::add_input_section): Use
737 function section_ordering_specified to check if section ordering is
739 * output.cc (Output_section::add_relaxed_input_section): Use
740 function section_ordering_specified to check if section ordering is
742 (Output_section::update_section_layout): New function.
743 (Output_section::sort_attached_input_sections): Check if input section
745 * output.h (Output_section::update_section_layout): New function.
746 * plugin.cc (get_section_count): New function.
747 (get_section_type): New function.
748 (get_section_name): New function.
749 (get_section_contents): New function.
750 (update_section_order): New function.
751 (allow_section_ordering): New function.
752 (Plugin::load): Add the new interfaces to the transfer vector.
753 (Plugin_manager::load_plugins): New parameter.
754 (Plugin_manager::all_symbols_read): New parameter.
755 (Plugin_manager::claim_file): New parameter. Save the elf object for
757 (Plugin_manager::get_elf_object): New function.
758 (Plugin_manager::get_view): Change to directly use the bool to check
759 if get_view is called from claim_file_hook.
760 * plugin.h (input_objects): New function
761 (Plugin__manager::load_plugins): New parameter.
762 (Plugin_manager::claim_file): New parameter.
763 (Plugin_manager::get_elf_object): New function.
764 (Plugin_manager::in_claim_file_handler): New function.
765 (Plugin_manager::in_claim_file_handler_): New member.
766 (layout): New function.
767 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
768 handler with an extra parameter. Make the elf object before calling
770 * testsuite/plugin_test.c (get_section_count): New function pointer.
771 (get_section_type): New function pointer.
772 (get_section_name): New function pointer.
773 (get_section_contents): New function pointer.
774 (update_section_order): New function pointer.
775 (allow_section_ordering): New function pointer.
776 (onload): Check if the new interfaces exist.
778 2011-07-13 Ian Lance Taylor <iant@google.com>
780 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
782 * x86_64.cc (Target_x86_64::got_section): Likewise.
783 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
784 (relro_now_test_SOURCES): New variable.
785 (relro_now_test_DEPENDENCIES): New variable.
786 (relro_now_test_LDFLAGS): New variable.
787 (relro_now_test_LDADD): New variable.
788 (relro_now_test.so): New target.
789 * testsuite/Makefile.in: Rebuild.
791 2011-07-12 Ian Lance Taylor <iant@google.com>
794 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
795 GLOB_DAT relocation rather than a RELATIVE relocation for a
796 protected symbol when creating a shared library.
797 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
798 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
799 * testsuite/protected_main_1.cc (main): Test that protected
800 function has same address.
802 2011-07-11 Ian Lance Taylor <iant@google.com>
805 * options.h (class General_options): Add -Bgroup.
806 * options.cc (General_options::finalize): If -Bgroup is set,
807 default to --unresolved-symbols=report-all.
808 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
809 * target-reloc.h (issue_undefined_symbol_error): Handle
810 --unresolved-symbols=report-all.
812 2011-07-08 Ian Lance Taylor <iant@google.com>
815 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
816 if linker script discards key sections.
817 (Layout::create_dynamic_symtab): Likewise.
818 (Layout::assign_local_dynsym_offsets): Likewise.
819 (Layout::sized_create_version_sections): Likewise.
820 (Layout::create_interp): Likewise.
821 (Layout::finish_dynamic_section): Likewise.
822 (Layout::set_dynamic_symbol_size): Likewise.
824 2011-07-08 Ian Lance Taylor <iant@google.com>
827 * options.h (class General_options): Add --unresolved-symbols.
828 * target-reloc.h (issue_undefined_symbol_error): Check
829 --unresolved-symbols. Add comments.
831 2011-07-08 Ian Lance Taylor <iant@google.com>
833 * testsuite/odr_violation2.cc (Ordering::operator()): Make
834 expression more complex.
836 2011-07-08 Ian Lance Taylor <iant@google.com>
839 * target-reloc.h (issue_undefined_symbol_error): New inline
840 function, broken out of relocate_section.
841 (relocate_section): Call issue_undefined_symbol_error.
842 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
843 there is no TLS segment if we are about to issue an undefined
845 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
847 2011-07-08 Ian Lance Taylor <iant@google.com>
850 * resolve.cc (Symbol_table::should_override): Add fromtype
851 parameter. Change all callers. Give error when linking together
852 TLS and non-TLS symbol.
853 (Symbol_table::should_override_with_special): Add fromtype
854 parameter. Change all callers.
855 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
856 there is no TLS segment if we have reported some errors.
857 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
859 2011-07-08 Ian Lance Taylor <iant@google.com>
862 * target.h (Target::plt_address_for_global): New function.
863 (Target::plt_address_for_local): New function.
864 (Target::plt_section_for_global): Remove.
865 (Target::plt_section_for_local): Remove.
866 (Target::do_plt_address_for_global): New virtual function.
867 (Target::do_plt_address_for_local): New virtual function.
868 (Target::do_plt_section_for_global): Remove.
869 (Target::do_plt_section_for_local): Remove.
870 (Target::register_global_plt_entry): Add Symbol_table and Layout
872 * output.cc (Output_data_got::Got_entry::write): Use
873 plt_address_for_global and plt_address_for_local.
874 * layout.cc (Layout::add_target_dynamic_tags): Use size and
875 address of output section.
876 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
877 got_irelative_, and irelative_count_ fields. Update
879 (Output_data_plt_i386::has_irelative_section): New function.
880 (Output_data_plt_i386::entry_count): Add irelative_count_.
881 (Output_data_plt_i386::set_final_data_size): Likewise.
882 (class Target_i386): Add got_irelative_ and rel_irelative_
883 fields. Update declarations.
884 (Target_i386::Target_i386): Initialize new fields.
885 (Target_i386::do_plt_address_for_global): New function replacing
886 do_plt_section_for_global.
887 (Target_i386::do_plt_address_for_local): New function replacing
888 do_plt_section_for_local.
889 (Target_i386::got_section): Create got_irelative_.
890 (Target_i386::rel_irelative_section): New function.
891 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
892 fields. Don't define __rel_iplt_{start,end}.
893 (Output_data_plt_i386::add_entry): Add symtab and layout
894 parameters. Change all callers. Use different PLT and GOT for
896 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
897 layout parameters. Change all callers. Use different PLT and
899 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
900 (Output_data_plt_i386::rel_irelative): New function.
901 (Output_data_plt_i386::address_for_global): New function.
902 (Output_data_plt_i386::address_for_local): New function.
903 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
904 IRELATIVE GOT when changing IFUNC GOT entries.
905 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
907 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
908 if we didn't create an IRELATIVE GOT.
909 (Target_i386::Relocate::relocate): Use plt_address_for_global and
910 plt_address_for_local.
911 (Target_i386::do_dynsym_value): Use plt_address_for_global.
912 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
913 got_irelative_, and irelative_count_ fields. Update
915 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
916 Initialize new fields. Remove symtab parameter. Change all
918 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
920 (Output_data_plt_x86_64::has_irelative_section): New function.
921 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
922 (class Target_x86_64): Add got_irelative_ and rel_irelative_
923 fields. Update declarations.
924 (Target_x86_64::Target_x86_64): Initialize new fields.
925 (Target_x86_64::do_plt_address_for_global): New function replacing
926 do_plt_section_for_global.
927 (Target_x86_64::do_plt_address_for_local): New function replacing
928 do_plt_section_for_local.
929 (Target_x86_64::got_section): Create got_irelative_.
930 (Target_x86_64::rela_irelative_section): New function.
931 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
932 all callers. Don't create __rel_iplt_{start,end}.
933 (Output_data_plt_x86_64::add_entry): Add symtab and layout
934 parameters. Change all callers. Use different PLT and GOT for
936 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
937 layout parameters. Change all callers. Use different PLT and
939 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
940 parameters. Change all callers. Use different PLT and GOT for
942 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
943 (Output_data_plt_x86_64::rela_irelative): New function.
944 (Output_data_plt_x86_64::address_for_global): New function.
945 (Output_data_plt_x86_64::address_for_local): New function.
946 (Output_data_plt_x86_64::set_final_data_size): Likewise.
947 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
948 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
949 (Target_x86_64::register_global_plt_entry): Add symtab and layout
951 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
953 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
954 symbols if we didn't create an IRELATIVE GOT.
955 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
956 plt_address_for_local.
957 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
958 * testsuite/ifuncvar1.c: New test file.
959 * testsuite/ifuncvar2.c: New test file.
960 * testsuite/ifuncvar3.c: New test file.
961 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
962 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
963 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
964 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
965 * testsuite/Makefile.in: Rebuild.
967 2011-07-07 Cary Coutant <ccoutant@google.com>
969 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
970 (two_file_test_1_ndebug.o): Likewise.
971 (two_file_test_1b_ndebug.o): Likewise.
972 (two_file_test_2_ndebug.o): Likewise.
973 (two_file_test_main_ndebug.o): Likewise.
974 (incremental_test_2): Link with no-debug versions.
976 2011-07-06 Cary Coutant <ccoutant@google.com>
978 * gold/incremental.cc
979 (Output_section_incremental_inputs::write_info_blocks): Check for
980 hidden and internal symbols.
982 2011-07-06 Cary Coutant <ccoutant@google.com>
984 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
985 Check disposition for startup file.
986 (Incremental_inputs::report_command_line): Ignore
987 --incremental-startup-unchanged option.
988 * options.cc (General_options::parse_incremental_startup_unchanged):
990 (General_options::General_options): Initialize new data member.
991 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
992 (General_options): Add --incremental-startup-unchanged option.
993 (General_options::incremental_startup_disposition): New function.
994 (General_options::incremental_startup_disposition_): New data member.
996 2011-07-06 Cary Coutant <ccoutant@google.com>
998 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
999 input file index to Script_info ctor.
1000 (Sized_incremental_binary::do_file_has_changed): Find the
1001 command-line argument for files named in scripts.
1002 * incremental.h (Script_info::Script_info): New ctor
1003 with input file index.
1004 (Script_info::input_file_index): New function.
1005 (Script_info::input_file_index_): New data member.
1006 (Incremental_binary::get_library): Add const.
1007 (Incremental_binary::get_script_info): Add const.
1008 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
1009 * testsuite/Makefile.am (incremental_test_5): New test case.
1010 (incremental_test_6): New test case.
1011 * testsuite/Makefile.in: Regenerate.
1013 2011-07-06 Cary Coutant <ccoutant@google.com>
1015 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
1016 debug output when command lines differ.
1018 2011-07-06 Cary Coutant <ccoutant@google.com>
1020 * incremental.cc (Incremental_inputs::report_command_line): Ignore
1021 --incremental-patch option.
1022 * layout.cc (Free_list::allocate): Extend allocation beyond original
1024 (Layout::make_output_section): Mark sections that should get
1026 * options.cc (parse_percent): New function.
1027 * options.h (parse_percent): New function.
1028 (DEFINE_percent): New macro.
1029 (General_options): Add --incremental-patch option.
1030 * output.cc (Output_section::Output_section): Initialize new data
1032 (Output_section::add_input_section): Print section name when out
1034 (Output_section::add_output_section_data): Likewise.
1035 (Output_section::set_final_data_size): Add patch space when
1036 doing --incremental-full.
1037 (Output_section::do_reset_address_and_file_offset): Remove patch
1039 (Output_segment::set_section_list_addresses): Print debug output
1040 only if --incremental-update.
1041 * output.h (Output_section::set_is_patch_space_allowed): New function.
1042 (Output_section::is_patch_space_allowed_): New data member.
1043 (Output_section::patch_space_): New data member.
1044 * parameters.cc (Parameters::incremental_full): New function.
1045 * parameters.h (Parameters::incremental_full): New function
1046 * testsuite/Makefile.am (incremental_test_2): Add test for
1047 --incremental-patch option.
1048 * testsuite/Makefile.in: Regenerate.
1049 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
1050 (t18): Remove function body.
1052 2011-07-05 Doug Kwan <dougkwan@google.com>
1055 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
1056 Arm_Address type for relocation result.
1057 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
1059 (Arm_relocate_functions::abs32): Use unaligned access.
1060 (Arm_relocate_functions::rel32): Ditto.
1061 (Arm_relocate_functions::prel31): Ditto.
1062 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
1063 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
1064 static data relocations.
1065 * testsuite/Makefile.in: Regnerate.
1066 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
1068 2011-07-05 Ian Lance Taylor <iant@google.com>
1071 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
1072 symbols if necessary.
1073 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1075 2011-07-05 Ian Lance Taylor <iant@google.com>
1078 * resolve.cc (Symbol::override_base_with_special): Simply override
1079 version with special symbol version, ignoring previous version.
1081 2011-07-05 Ian Lance Taylor <iant@google.com>
1083 * object.cc (Sized_relobj_file::include_section_group): Add
1084 information to comment about signature location.
1086 2011-07-02 Ian Lance Taylor <iant@google.com>
1089 * options.h (class General_options): Add -f and -F.
1090 * options.cc (General_options::finalize): Fatal error if -f/-F
1091 are used without -shared.
1092 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
1094 2011-07-02 Ian Lance Taylor <iant@google.com>
1096 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
1098 2011-07-01 Ian Lance Taylor <iant@google.com>
1102 * resolve.cc (Symbol::override_base_with_special): Don't override
1103 the version if the overriding symbol has a different name.
1104 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
1105 all callers. If we give an error about an undefined version,
1106 define the base version if necessary.
1107 * dynobj.h (class Versions): Update declaration.
1108 * testsuite/weak_alias_test_5.cc: New file.
1109 * testsuite/weak_alias_test.script: New file.
1110 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
1111 and versioned_alias have the right value, and call t2.
1112 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
1113 weak_alias_test_5.so.
1114 (weak_alias_test_LDADD): Likewise.
1115 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
1116 * testsuite/Makefile.in: Rebuild.
1118 2011-07-01 Ian Lance Taylor <iant@google.com>
1121 * options.h (class General_options): Support -z notext.
1122 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
1124 (two_file_shared_nonpic.so): Likewise.
1125 (two_file_shared_mixed.so): Likewise.
1126 (two_file_shared_mixed_1.so): Likewise.
1127 (weak_undef_lib_nonpic.so): Likewise.
1128 (alt/weak_undef_lib_nonpic.so): Likewise.
1129 (tls_test_shared_nonpic.so): Likewise.
1130 * testsuite/Makefile.in: Rebuild.
1132 2011-07-01 Ian Lance Taylor <iant@google.com>
1135 * configure.ac: Test whether static linking works, setting
1136 the automake conditional HAVE_STATIC.
1137 * testsuite/Makefile.am: Disable tests using -static if
1138 HAVE_STATIC is not true.
1139 * configure, testsuite/Makefile.in: Rebuild.
1141 2011-07-01 Ian Lance Taylor <iant@google.com>
1144 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
1145 Assert if we see DW_EH_PE_indirect.
1146 * target.h (Target::ehframe_datarel_base): New function.
1147 (Target::do_ehframe_datarel_base): New target function.
1148 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
1149 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
1152 2011-07-01 Ian Lance Taylor <iant@google.com>
1155 * options.h (class General_options): Add
1156 --ld-generated-unwind-info.
1157 * ehframe.cc (Fde::write): Add address parameter. Change all
1158 callers. If associated with PLT, fill in address and size.
1159 (Cie::set_output_offset): Only add merge mapping if there is an
1161 (Cie::write): Add address parameter. Change all callers.
1162 (Eh_frame::add_ehframe_for_plt): New function.
1163 * ehframe.h (class Fde): Update declarations. Move shndx_ and
1164 input_offset_ fields into union u_, with new plt field.
1165 (Fde::Fde): Adjust for new union field.
1166 (Fde::Fde) [Output_data version]: New constructor.
1167 (Fde::add_mapping): Only add merge mapping if there is an object.
1168 (class Cie): Update declarations.
1169 (class Eh_frame): Declare add_ehframe_for_plt.
1170 * layout.cc (Layout::layout_eh_frame): Break out code into
1171 make_eh_frame_section, and call it.
1172 (Layout::make_eh_frame_section): New function.
1173 (Layout::add_eh_frame_for_plt): New function.
1174 * layout.h (class Layout): Update declarations.
1175 * merge.cc (Merge_map::add_mapping): Add assertion.
1176 * i386.cc: Include "dwarf.h".
1177 (class Output_data_plt_i386): Make first_plt_entry,
1178 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
1179 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1180 and plt_eh_frame_fde.
1181 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
1182 boundary. Call add_eh_frame_for_plt if appropriate.
1183 * x86_64.cc: Include "dwarf.h".
1184 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
1185 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
1186 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1187 and plt_eh_frame_fde.
1188 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
1191 2011-06-29 Ian Lance Taylor <iant@google.com>
1194 * object.cc (Sized_relobj_file::layout_section): Change shdr
1195 parameter to be const.
1196 (Sized_relobj_file::layout_eh_frame_section): New function, broken
1198 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
1199 appropriate. Call layout_eh_frame_section.
1200 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
1202 * object.h (class Sized_relobj_file): Update declarations.
1204 2011-06-29 Ian Lance Taylor <iant@google.com>
1207 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1209 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1211 2011-06-29 Ian Lance Taylor <iant@google.com>
1214 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1216 * layout.cc (Layout::layout_eh_frame): Likewise.
1218 2011-06-29 Ian Lance Taylor <iant@google.com>
1221 * layout.cc (Layout::symtab_section_shndx): New function.
1222 * layout.h (class Layout): Declare symtab_section_shndx.
1223 * output.cc (Output_section::write_header): Call it.
1225 2011-06-29 Ian Lance Taylor <iant@google.com>
1228 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1229 symbols which are not used in a relocation.
1231 2011-06-28 Ian Lance Taylor <iant@google.com>
1234 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1235 script create indistinguishable segments.
1236 (Layout::set_segment_offsets): Use stable_sort when sorting
1237 segments. Pass this to Compare_segments constructor.
1238 * layout.h (class Layout): Make segment_precedes non-static.
1239 (class Compare_segments): Change from struct to class. Add
1240 layout_ field. Add constructor.
1241 * script-sections.cc
1242 (Script_sections::attach_sections_using_phdrs_clause): Rename
1243 local orphan to is_orphan. Don't report failure to put empty
1244 section in segment. On attachment failure, report name of
1245 section, and attach to first PT_LOAD segment.
1247 2011-06-28 Ian Lance Taylor <iant@google.com>
1250 * target-select.cc (Target_selector::Target_selector): Add
1251 emulation parameter. Change all callers.
1252 (select_target_by_bfd_name): Rename from select_target_by_name.
1254 (select_target_by_emulation): New function.
1255 (supported_emulation_names): New function.
1256 * target-select.h (class Target_selector): Add emulation_ field.
1257 Update declarations.
1258 (Target_selector::recognize_by_bfd_name): Rename from
1259 recognize_by_name. Change all callers.
1260 (Target_selector::supported_bfd_names): Rename from
1261 supported_names. Change all callers.
1262 (Target_selector::recognize_by_emulation): New function.
1263 (Target_selector::supported_emulations): New function.
1264 (Target_selector::emulation): New function.
1265 (Target_selector::do_recognize_by_bfd_name): Rename from
1266 do_recognize_by_name. Change all callers.
1267 (Target_selector::do_supported_bfd_names): Rename from
1268 do_supported_names. Change all callers.
1269 (Target_selector::do_recognize_by_emulation): New function.
1270 (Target_selector::do_supported_emulations): New function.
1271 (select_target_by_bfd_name): Change name in declaration.
1272 (select_target_by_emulation): Declare.
1273 (supported_emulation_names): Declare.
1274 * parameters.cc (parameters_force_valid_target): Try to find
1275 target based on emulation from -m option.
1276 * options.h (class General_options): Change doc string for -m.
1277 * options.cc (help): Print emulations.
1278 (General_options::parse_V): Likewise.
1279 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1280 Add emulation parameter. Change all callers.
1282 2011-06-28 Ian Lance Taylor <iant@google.com>
1284 * target.h (class Target): Add osabi_ field.
1285 (Target::osabi): New function.
1286 (Target::set_osabi): New function.
1287 (Target::Target): Initialize osabi_.
1288 (Target::do_adjust_elf_header): Make pure virtual.
1289 (Sized_target::do_adjust_elf_header): Declare.
1290 * target.cc (Sized_target::do_adjust_elf_header): New function.
1291 (class Sized_target): Instantiate all versions.
1292 * freebsd.h (class Target_freebsd): Remove.
1293 (Target_selector_freebsd::do_recognize): Call set_osabi on
1295 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1296 (Target_selector_freebsd::set_osabi): Remove.
1297 * i386.cc (class Target_i386): Inherit from Sized_target rather
1298 than Target_freebsd.
1299 * x86_64.cc (class Target_x86_64): Likewise.
1301 2011-06-28 Ian Lance Taylor <iant@google.com>
1303 * target.h (Target::can_check_for_function_pointers): Rewrite.
1305 (Target::can_icf_inline_merge_sections): Likewise.
1306 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1307 (Target::Target_info): Add can_icf_inline_merge_sections field.
1308 (Target::do_can_check_for_function_pointers): New virtual
1310 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1311 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1312 from can_check_for_function_pointers, move in file.
1313 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1314 section_may_have_icf_unsafe_poineters, move in file.
1315 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1316 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1317 Rename from can_check_for_function_pointers, move in file.
1318 (Target_i386::can_icf_inline_merge_sections): Remove.
1319 (Target_i386::i386_info): Initialize
1320 can_icf_inline_merge_sections.
1321 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1322 Initialize can_icf_inline_merge_sections.
1323 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1324 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1325 Rename from can_check_for_function_pointers, move in file.
1326 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1327 (Target_x86_64::x86_64_info): Initialize
1328 can_icf_inline_merge_sections.
1329 * testsuite/testfile.cc (Target_test::test_target_info):
1331 * icf.cc (get_section_contents): Correct formatting.
1333 2011-06-27 Ian Lance Taylor <iant@google.com>
1335 * symtab.cc (Symbol::versioned_name): New function.
1336 (Symbol_table::add_to_final_symtab): Use versioned_name when
1338 (Symbol_table::sized_write_symbol): Likewise.
1339 * symtab.h (class Symbol): Declare versioned_name.
1340 * stringpool.h (class Stringpool_template): Add variant of add
1341 which takes a std::basic_string.
1342 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1343 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1344 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1345 (ver_test_12.o): New target.
1346 * testsuite/Makefile.in: Rebuild.
1348 2011-06-27 Doug Kwan <dougkwan@google.com>
1350 * arm.cc (Arm_relocate_functions::thm_jump8,
1351 Arm_relocate_functions::thm_jump11): Use a wider signed
1352 type to compute offset.
1353 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1355 * testsuite/Makefile.in: Regenerate.
1356 * testsuite/arm_branch_in_range.sh: Check test results of
1357 arm_thm_jump11 and arm_thm_jump8.
1358 * testsuite/arm_thm_jump11.s: New test source file.
1359 * testsuite/arm_thm_jump11.t: New linker script.
1360 * testsuite/arm_thm_jump8.s: New test source file.
1361 * testsuite/arm_thm_jump8.t: New linker script.
1363 2011-06-24 Ian Lance Taylor <iant@google.com>
1365 * layout.cc: Include "object.h".
1366 (ctors_sections_in_init_array): New static variable.
1367 (Layout::is_ctors_in_init_array): New function.
1368 (Layout::layout): Add entry to ctors_sections_in_init_array if
1370 * layout.h (class Layout): Declare is_ctors_in_init_array.
1371 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1372 is_ctors_reverse_view is set.
1373 (Sized_relobj_file::write_sections): Add layout parameter. Change
1374 all callers. Set is_ctors_reverse_view field of View_size.
1375 (Sized_relobj_file::reverse_words): New function.
1376 * object.h (Sized_relobj_file::View_size): Add
1377 is_ctors_reverse_view field.
1378 (class Sized_relobj_file): Update declarations.
1379 * testsuite/initpri3.c: New test.
1380 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1382 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1383 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1384 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1385 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1386 * testsuite/Makefile.in: Rebuild.
1388 2011-06-24 Cary Coutant <ccoutant@google.com>
1390 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1391 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1392 (debug_msg_cdebug.err): New targets.
1393 * testsuite/Makefile.in: Regenerate.
1394 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1395 Fix checks for link with shared library.
1397 2011-06-24 Doug Kwan <dougkwan@google.com>
1399 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1400 skip empty text sections.
1401 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1403 2011-06-22 Ian Lance Taylor <iant@google.com>
1406 * options.h (class General_options): Add --ctors-in-init-array.
1407 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1408 friends as SHT_PROGBITS for merging sections.
1409 (Layout::layout): Remove special handling of .init_array and
1410 friends. Don't sort if doing relocatable link. Sort for .ctors
1411 and .dtors if ctors_in_init_array.
1412 (Layout::make_output_section): Force correct section types for
1413 .init_array and friends. Don't sort if doing relocatable link,
1414 Don't sort .ctors and .dtors if ctors_in_init_array.
1415 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1416 (Layout::output_section_name): Add relobj parameter. Change all
1417 callers. Handle .ctors. and .dtors. in code rather than table.
1418 Handle .ctors and .dtors if ctors_in_init_array.
1419 (Layout::match_file_name): New function, moved from output.cc.
1420 * layout.h (class Layout): Update declarations.
1421 * output.cc: Include "layout.h".
1422 (Input_section_sort_entry::get_priority): New function.
1423 (Input_section_sort_entry::match_file_name): Just call
1424 Layout::match_file_name.
1425 (Output_section::Input_section_sort_init_fini_compare::operator()):
1426 Handle .ctors and .dtors. Sort by explicit priority rather than
1428 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1429 * testsuite/initpri2.c: New test.
1430 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1431 (check_PROGRAMS): Add initpri2.
1432 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1433 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1434 * configure, testsuite/Makefile.in: Rebuild.
1436 2011-06-19 Ian Lance Taylor <iant@google.com>
1439 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1440 .interp section to a PT_INTERP segment even if we have seen a
1441 --dynamic-linker option. Don't do it if we have seen a PHDRS
1442 clause in a linker script.
1443 (Layout::finalize): Don't create a .interp section if we've
1444 already create a PT_INTERP segment.
1445 (Layout::create_interp): Always call choose_output_section (revert
1446 patch of 2011-06-17). Don't create PT_INTERP segment.
1447 * script-sections.cc
1448 (Script_sections::create_note_and_tls_segments): Add a .interp
1449 section to a PT_INTERP segment even if we have seen a
1450 --dynamic-linker option.
1452 2011-06-18 Ian Lance Taylor <iant@google.com>
1454 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1455 merely because a non-PT_LOAD segment has a dynamic reloc.
1457 2011-06-18 Ian Lance Taylor <iant@google.com>
1459 * layout.cc (Layout::finish_dynamic_section): Don't create
1460 DT_FLAGS entry if not needed.
1462 2011-06-18 Ian Lance Taylor <iant@google.com>
1465 * layout.cc (Layout::layout_eh_frame): Correct handling of
1466 writable .eh_frame section.
1468 2011-06-17 Ian Lance Taylor <iant@google.com>
1471 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1472 symbol is redefined with the exact same object and value.
1474 2011-06-17 Ian Lance Taylor <iant@google.com>
1477 * layout.h (class Layout): Add interp_segment_ field.
1478 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1479 (Layout::attach_allocated_section_to_segment): If making shared
1480 library, put .interp section in PT_INTERP segment.
1481 (Layout::finalize): Also call create_interp if -dynamic-linker
1483 (Layout::create_interp): Assert that there is no PT_INTERP
1484 segment. If not using a SECTIONS clause, use make_output_section.
1485 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1486 * script-sections.cc
1487 (Script_sections::create_note_and_tls_segments): If making shared
1488 library, put .interp section in PT_INTERP segment.
1490 2011-06-17 Ian Lance Taylor <iant@google.com>
1492 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1493 when making a shared library.
1495 2011-06-17 Ian Lance Taylor <iant@google.com>
1497 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1498 parameter. Change all callers. Don't issue warning about PC32
1499 against locally defined symbol.
1501 2011-06-16 Ian Lance Taylor <iant@google.com>
1503 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1504 occurs in same object.
1506 2011-06-14 Alan Modra <amodra@gmail.com>
1508 * po/POTFILES.in: Regenerate.
1510 2011-06-09 Ian Lance Taylor <iant@google.com>
1512 * script-sections.cc
1513 (Orphan_output_section::set_section_addresses): For a relocatable
1514 link set address to 0.
1516 2011-06-09 Cary Coutant <ccoutant@google.com>
1519 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1520 used with --compress-debug-sections.
1521 * gold/object.cc (Sized_relobj_file::do_layout): Report
1522 uncompressed size of compressed input sections.
1524 2011-06-08 Cary Coutant <ccoutant@google.com>
1527 * testsuite/two_file_test_2_v1.cc: Change initialization of
1528 v2 to keep it in .data.
1530 2011-06-07 Cary Coutant <ccoutant@google.com>
1532 * common.cc (Symbol_table::do_allocate_commons_list): Call
1534 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1535 (Errors::fallback): New function.
1536 (gold_fallback): New function.
1537 * errors.h (Errors::fallback): New function.
1538 * gold.cc (gold_exit): Change status parameter to enum; adjust
1540 (queue_initial_tasks): Call gold_fallback.
1541 * gold.h: Include cstdlib.
1542 (Exit_status): New enum type.
1543 (gold_exit): Change status parameter to enum.
1544 (gold_fallback): New function.
1545 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1546 (Layout::create_symtab_sections): Likewise.
1547 (Layout::create_shdrs): Likewise.
1548 * main.cc (main): Adjust call to gold_exit.
1549 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1550 (Output_data_got::add_got_entry_pair): Likewise.
1551 (Output_section::add_input_section): Likewise.
1552 (Output_section::add_output_section_data): Likewise.
1553 (Output_segment::set_section_list_addresses): Likewise.
1554 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1556 2011-06-07 Cary Coutant <ccoutant@google.com>
1558 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1559 for incremental links.
1560 * output.cc (Output_segment::set_section_list_addresses): Remove
1561 FIXME and test for TLS or BSS.
1563 2011-06-07 Cary Coutant <ccoutant@google.com>
1565 * testsuite/Makefile.am: Add incremental_copy_test,
1566 incremental_common_test_1.
1567 * testsuite/Makefile.in: Regenerate.
1568 * testsuite/common_test_1_v1.c: New source file.
1569 * testsuite/common_test_1_v2.c: New source file.
1570 * testsuite/copy_test_v1.cc: New source file.
1572 2011-06-07 Cary Coutant <ccoutant@google.com>
1574 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1575 update, allocate common from bss section's free list.
1576 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1577 linker-defined symbols.
1578 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1579 Skip GOT and PLT entries that are no longer referenced.
1580 (Output_section_incremental_inputs::write_info_blocks): Mark
1581 linker-defined symbols.
1582 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1583 * output.cc (Output_section::allocate): New function.
1584 * output.h (Output_section::allocate): New function.
1585 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1586 linker-defined symbols.
1587 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1588 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1589 (Symbol::init_base_output_data): Likewise.
1590 (Symbol::init_base_output_segment): Likewise.
1591 (Symbol::init_base_constant): Likewise.
1592 (Sized_symbol::init_output_data): Likewise.
1593 (Sized_symbol::init_output_segment): Likewise.
1594 (Sized_symbol::init_constant): Likewise.
1595 (Symbol_table::do_define_in_output_data): Likewise.
1596 (Symbol_table::do_define_in_output_segment): Likewise.
1597 (Symbol_table::do_define_as_constant): Likewise.
1598 * symtab.h (Symbol::is_predefined): New function.
1599 (Symbol::init_base_output_data): Add is_predefined parameter.
1600 (Symbol::init_base_output_segment): Likewise.
1601 (Symbol::init_base_constant): Likewise.
1602 (Symbol::is_predefined_): New data member.
1603 (Sized_symbol::init_output_data): Add is_predefined parameter.
1604 (Sized_symbol::init_output_segment): Likewise.
1605 (Sized_symbol::init_constant): Likewise.
1606 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1608 2011-06-07 Cary Coutant <ccoutant@google.com>
1610 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1611 instead of emit_copy_reloc.
1612 (Copy_relocs::emit_copy_reloc): Refactor.
1613 (Copy_relocs::make_copy_reloc): New function.
1614 (Copy_relocs::add_copy_reloc): Remove.
1615 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1617 (Copy_relocs::make_copy_reloc): New function.
1618 (Copy_relocs::add_copy_reloc): Remove.
1619 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1620 unchanged input files.
1621 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1622 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1623 Reserve BSS space for COPY relocations.
1624 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1625 (Output_section_incremental_inputs::write_info_blocks): Record
1626 whether a symbol is copied from a shared object.
1627 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1628 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1629 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1630 (Incremental_input_entry_reader::get_output_symbol_index): Add
1632 (Incremental_binary::emit_copy_relocs): New function.
1633 (Incremental_binary::do_emit_copy_relocs): New function.
1634 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1636 (Sized_incremental_binary::add_copy_reloc): New function.
1637 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1638 (Sized_incremental_binary::Copy_reloc): New struct.
1639 (Sized_incremental_binary::Copy_relocs): New typedef.
1640 (Sized_incremental_binary::copy_relocs_): New data member.
1641 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1642 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1643 * target.h (Sized_target::emit_copy_reloc): New function.
1644 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1646 2011-06-02 Cary Coutant <ccoutant@google.com>
1649 * gold/archive.cc (Archive::Archive): Initialize new data member.
1650 (Archive::include_all_members): Return if archive has already been
1652 * gold/archive.h (Archive::include_all_members_): New data member.
1654 2011-06-02 Nick Clifton <nickc@redhat.com>
1656 * dynobj.h: Fix spelling mistake in comment.
1657 * output.cc: Likewise.
1659 2011-05-31 Doug Kwan <dougkwan@google.com>
1663 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1664 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1665 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1666 redundant arm_exidx_test.so.
1667 * testsuite/Makefile.in: Regenerate.
1668 (check_SCRIPTS): Add pr12826.sh
1669 (check_DATA): Add pr12826.stdout
1670 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1671 * testsuite/pr12826.sh: New file.
1672 * testsuite/pr12826_1.s: Ditto.
1673 * testsuite/pr12826_1.s: Ditto.
1675 2011-05-30 Ian Lance Taylor <iant@google.com>
1677 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1680 2011-05-29 Ian Lance Taylor <iant@google.com>
1683 * testsuite/Makefile.am: Use different file name for two_file_test
1684 temporary file for each incremental test.
1685 * testsuite/Makefile.in: Rebuild.
1687 2011-05-29 Ian Lance Taylor <iant@google.com>
1689 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1690 binary input file is empty.
1692 2011-05-27 Ian Lance Taylor <iant@google.com>
1694 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1695 (ver_test_9.so): Likewise.
1696 * testsuite/Makefile.in: Rebuild.
1698 2011-05-26 Cary Coutant <ccoutant@google.com>
1700 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1701 * incremental.cc (Incremental_inputs::report_input_section): Fix
1702 comment, indentation.
1703 (Incremental_inputs::report_comdat_group): New function.
1704 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1705 of data for incremental input file entry.
1706 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1707 group count, COMDAT group signatures.
1708 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1709 an unchanged input file.
1710 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1711 Initialize new data member.
1712 (Incremental_object_entry::add_comdat_group): New function.
1713 (Incremental_object_entry::get_comdat_group_count): New function.
1714 (Incremental_object_entry::get_comdat_signature_key): New function.
1715 (Incremental_object_entry::groups_): New data member.
1716 (Incremental_inputs::report_comdat_group): New function.
1717 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1718 data for incremental input file entry.
1719 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1720 (Incremental_input_entry_reader::get_input_section): Adjust size of
1721 data for incremental input file entry.
1722 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1723 (Incremental_input_entry_reader::get_comdat_group_signature): New
1725 * object.cc (Sized_relobj::include_section_group): Report kept
1726 COMDAT groups for incremental links.
1728 2011-05-24 David Meyer <pdox@google.com>
1730 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1731 with name parameter. Add found_name parameter.
1732 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1733 * dirsearch.h (class Dirsearch): Update declaration.
1735 2011-05-24 Ian Lance Taylor <iant@google.com>
1737 * archive.cc (Library_base::should_include_member): Pull in object
1738 from archive if it defines the entry symbol.
1739 * parameters.cc (Parameters::entry): New function.
1740 * parameters.h (class Parameters): Declare entry.
1741 * output.h (class Output_file_header): Remove entry_ field.
1742 * output.cc (Output_file_header::Output_file_header): Remove entry
1743 parameter. Change all callers.
1744 (Output_file_header::entry): Use parameters->entry.
1745 * gold.cc (queue_middle_tasks): Likewise.
1746 * plugin.cc (Plugin_hook::run): Likewise.
1748 2011-05-24 Cary Coutant <ccoutant@google.com>
1750 * gold.cc (queue_initial_tasks): Pass incremental base filename
1751 to Output_file::open_base_file; don't print error message.
1752 * incremental-dump.cc (main): Adjust call to
1753 Output_file::open_for_modification.
1754 * incremental-dump.cc (main): Likewise.
1755 * incremental.cc (Incremental_inputs::report_command_line):
1756 Ignore --incremental-base option when comparing command lines.
1757 Ignore parameter when given as separate argument.
1758 * options.h (class General_options): Add --incremental-base.
1759 * output.cc (Output_file::Output_file):
1760 (Output_file::open_base_file): Add base_name and writable parameters;
1761 read base file into new file; print error message here.
1762 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1764 * output.h (Output_file::open_for_modification): Rename to...
1765 (Output_file::open_base_file): ...this; add base_name and
1766 writable parameters; adjust all callers.
1767 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1769 * testsuite/Makefile.am (incremental_test_4): Test
1771 * testsuite/Makefile.in: Regenerate.
1773 2011-05-24 Cary Coutant <ccoutant@google.com>
1775 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1777 * testsuite/Makefile.in: Regenerate.
1778 * testsuite/two_file_test_1_v1.cc: New test source file.
1779 * testsuite/two_file_test_1b_v1.cc: New test source file.
1780 * testsuite/two_file_test_2_v1.cc: New test source file.
1782 2011-05-24 Cary Coutant <ccoutant@google.com>
1784 * dynobj.h (Dynobj::do_dynobj): New function.
1785 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1786 flag and soname for shared objects.
1787 * incremental.cc (Incremental_inputs::report_object): Make
1788 either Incremental_object_entry or Incremental_dynobj_entry; add
1789 soname to string table.
1790 (Incremental_inputs::report_input_section): Add assertion.
1791 (Output_section_incremental_inputs::set_final_data_size): Adjust
1792 type of input file entry for shared libraries; adjust size of
1793 shared library info entry.
1794 (Output_section_incremental_inputs::write_input_files): Write
1795 as_needed flag for shared libraries.
1796 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1797 of input file entry for shared libraries; write soname.
1798 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1799 soname from incremental info.
1800 * incremental.h (enum Incremental_input_flags): Add
1801 INCREMENTAL_INPUT_AS_NEEDED.
1802 (Incremental_input_entry::Incremental_input_entry): Initialize new
1804 (Incremental_input_entry::set_as_needed): New function.
1805 (Incremental_input_entry::as_needed): New function.
1806 (Incremental_input_entry::do_dynobj_entry): New function.
1807 (Incremental_input_entry::as_needed_): New data member.
1808 (Incremental_object_entry::Incremental_object_entry): Don't check
1810 (Incremental_object_entry::do_type): Likewise.
1811 (class Incremental_dynobj_entry): New class.
1812 (Incremental_input_entry_reader::as_needed): New function.
1813 (Incremental_input_entry_reader::get_soname): New function.
1814 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1815 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1816 size of shared library info entry.
1817 * layout.cc (Layout::finish_dynamic_section): Don't test for
1818 incremental link when adding DT_NEEDED entries.
1819 * object.h (Object::Object): Initialize new data member.
1820 (Object::dynobj): New function.
1821 (Object::set_as_needed): New function.
1822 (Object::as_needed): New function.
1823 (Object::do_dynobj): New function.
1824 (Object::as_needed_): New data member.
1826 2011-05-24 Cary Coutant <ccoutant@google.com>
1828 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1829 info; adjust display of GOT entries.
1830 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1831 vector of input objects; remove file_status_.
1832 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1833 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1834 got_plt reader; call target hooks to reserve GOT entries.
1835 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1836 of input file info header and GOT info entry.
1837 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1839 (Got_plt_view_info::got_descriptor): Remove.
1840 (Got_plt_view_info::sym_index): New data member.
1841 (Got_plt_view_info::input_index): New data member.
1842 (Local_got_offset_visitor::visit): Write input file index.
1843 (Global_got_offset_visitor::visit): Write 0 for input file index.
1844 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1845 with sym_index and input_index.
1846 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1847 incremental info GOT entry; replace got_descriptor with input_index.
1848 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1849 map from input file index to object.
1850 (Sized_relobj_incr::do_layout): Replace direct data member reference
1851 with accessor function.
1852 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1853 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1854 Adjust size of input file info header.
1855 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1856 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1857 (Incremental_input_entry_reader::get_input_section): Adjust size of
1858 input file info header.
1859 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1860 of incremental info GOT entry.
1861 (Incremental_got_plt_reader::get_got_desc): Remove.
1862 (Incremental_got_plt_reader::get_got_symndx): New function.
1863 (Incremental_got_plt_reader::get_got_input_index): New function.
1864 (Sized_incremental_binary::Sized_incremental_binary): Remove
1865 file_status_; add input_objects_.
1866 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1867 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1868 (Sized_incremental_binary::file_is_unchanged): Remove.
1869 (Sized_incremental_binary::set_input_object): New function.
1870 (Sized_incremental_binary::input_object): New function.
1871 (Sized_incremental_binary::file_status_): Remove.
1872 (Sized_incremental_binary::input_objects_): New data member.
1873 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1875 (Sized_relobj_incr::invalid_address): Move to base class.
1876 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1878 (Sized_relobj_incr::do_output_section_offset): Likewise.
1879 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1880 (Sized_relobj_incr::section_offsets_): Likewise.
1881 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1883 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1884 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1885 with accessor function.
1886 (Sized_relobj_file::do_layout): Likewise.
1887 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1888 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1889 (Sized_relobj_file::compute_final_local_value): Replace refs to
1890 section_offsets_ with accessor function.
1891 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1892 * object.h (Relobj::Relobj): Initialize new data members.
1893 (Relobj::add_dyn_reloc): New function.
1894 (Relobj::first_dyn_reloc): New function.
1895 (Relobj::dyn_reloc_count): New function.
1896 (Relobj::first_dyn_reloc_): New data member.
1897 (Relobj::dyn_reloc_count_): New data member.
1898 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1900 (Sized_relobj::Address): New typedef.
1901 (Sized_relobj::invalid_address): Move here from child class.
1902 (Sized_relobj::Sized_relobj): Initialize new data members.
1903 (Sized_relobj::sized_relobj): New function.
1904 (Sized_relobj::is_output_section_offset_invalid): Move here from
1906 (Sized_relobj::get_output_section_offset): Likewise.
1907 (Sized_relobj::local_has_got_offset): Likewise.
1908 (Sized_relobj::local_got_offset): Likewise.
1909 (Sized_relobj::set_local_got_offset): Likewise.
1910 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1911 (Sized_relobj::clear_got_offsets): New function.
1912 (Sized_relobj::section_offsets): Move here from child class.
1913 (Sized_relobj::do_output_section_offset): Likewise.
1914 (Sized_relobj::do_set_section_offset): Likewise.
1915 (Sized_relobj::Local_got_offsets): Likewise.
1916 (Sized_relobj::local_got_offsets_): Likewise.
1917 (Sized_relobj::section_offsets_): Likewise.
1918 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1920 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1922 (Sized_relobj_file::sized_relobj): New function
1923 (Sized_relobj_file::local_has_got_offset): Move to base class.
1924 (Sized_relobj_file::local_got_offset): Likewise.
1925 (Sized_relobj_file::set_local_got_offset): Likewise.
1926 (Sized_relobj_file::get_output_section_offset): Likewise.
1927 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1928 (Sized_relobj_file::do_output_section_offset): Likewise.
1929 (Sized_relobj_file::do_set_section_offset): Likewise.
1930 (Sized_relobj_file::Local_got_offsets): Likewise.
1931 (Sized_relobj_file::local_got_offsets_): Likewise.
1932 (Sized_relobj_file::section_offsets_): Likewise.
1933 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1935 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1936 (Output_reloc::get_symbol_index): Likewise.
1937 (Output_reloc::local_section_offset): Likewise.
1938 (Output_reloc::get_address): Likewise.
1939 (Output_reloc::symbol_value): Likewise.
1940 (Output_data_got::reserve_slot): Move to class definition.
1941 (Output_data_got::reserve_local): New function.
1942 (Output_data_got::reserve_slot_for_global): Remove.
1943 (Output_data_got::reserve_global): New function.
1944 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1945 (all constructors, two instantiations).
1946 (Output_reloc::get_relobj): New function (two instantiations).
1947 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1948 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1949 (Output_data_reloc::add_global): Adjust type of relobj.
1950 (Output_data_reloc::add_global_relative): Likewise.
1951 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1952 (Output_data_reloc::add_local): Likewise.
1953 (Output_data_reloc::add_local_relative): Likewise.
1954 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1955 (Output_data_reloc::add_local_section): Likewise.
1956 (Output_data_reloc::add_output_section): Likewise.
1957 (Output_data_reloc::add_absolute): Likewise.
1958 (Output_data_reloc::add_target_specific): Likewise.
1959 (Output_data_got::reserve_slot): Move definition here.
1960 (Output_data_got::reserve_local): New function.
1961 (Output_data_got::reserve_global): New function.
1962 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1963 section_offsets_ with accessor function.
1964 (Sized_relobj_file::write_sections): Likewise.
1965 (Sized_relobj_file::do_relocate_sections): Likewise.
1966 * target.h (Sized_target::reserve_local_got_entry): New function.
1967 (Sized_target::reserve_global_got_entry): New function.
1968 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1969 (Target_x86_64::reserve_global_got_entry): New function.
1970 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1972 2011-05-23 Cary Coutant <ccoutant@google.com>
1974 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1975 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1976 bit when checking got_type.
1977 * incremental.cc (Sized_incremental_binary::setup_readers):
1978 Store symbol table and string table locations; initialize bit vector
1979 of file status flags.
1980 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1982 (Sized_incremental_binary::do_process_got_plt): New function.
1983 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1984 (Output_section_incremental_inputs::set_final_data_size): Record
1985 file index for each input file.
1986 (Output_section_incremental_inputs::write_got_plt): Store file index
1987 instead of input entry offset for each GOT entry.
1989 (Incremental_input_entry::Incremental_input_entry): Initialize new
1991 (Incremental_input_entry::set_offset): Store file index.
1992 (Incremental_input_entry::get_file_index): New function.
1993 (Incremental_input_entry::file_index_): New data member.
1994 (Incremental_binary::process_got_plt): New function.
1995 (Incremental_binary::do_process_got_plt): New function.
1996 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1998 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1999 (Sized_incremental_binary::set_file_is_unchanged): New function.
2000 (Sized_incremental_binary::file_is_unchanged): New function.
2001 (Sized_incremental_binary::do_process_got_plt): New function.
2002 (Sized_incremental_binary::file_status_): New data member.
2003 (Sized_incremental_binary::main_symtab_loc_): New data member.
2004 (Sized_incremental_binary::main_strtab_loc_): New data member.
2005 * output.cc (Output_data_got::Got_entry::write): Add case
2007 (Output_data_got::add_global): Call add_got_entry.
2008 (Output_data_got::add_global_plt): Likewise.
2009 (Output_data_got::add_global_with_rel): Likewise.
2010 (Output_data_got::add_global_with_rela): Likewise.
2011 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
2012 (Output_data_got::add_global_pair_with_rela): Likewise.
2013 (Output_data_got::add_local): Call add_got_entry.
2014 (Output_data_got::add_local_plt): Likewise.
2015 (Output_data_got::add_local_with_rel): Likewise.
2016 (Output_data_got::add_local_with_rela): Likewise.
2017 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
2018 (Output_data_got::add_local_pair_with_rela): Likewise.
2019 (Output_data_got::reserve_slot): New function.
2020 (Output_data_got::reserve_slot_for_global): New function.
2021 (Output_data_got::add_got_entry): New function.
2022 (Output_data_got::add_got_entry_pair): New function.
2023 (Output_section::add_output_section_data): Edit FIXME.
2025 (Output_section_data_build::Output_section_data_build): New
2026 constructor with size parameter.
2027 (Output_data_space::Output_data_space): Likewise.
2028 (Output_data_got::Output_data_got): Initialize new data member; new
2029 constructor with size parameter.
2030 (Output_data_got::add_constant): Call add_got_entry.
2031 (Output_data_got::reserve_slot): New function.
2032 (Output_data_got::reserve_slot_for_global): New function.
2033 (class Output_data_got::Got_entry): Add RESERVED_CODE.
2034 (Output_data_got::add_got_entry): New function.
2035 (Output_data_got::add_got_entry_pair): New function.
2036 (Output_data_got::free_list_): New data member.
2037 * target.h (Sized_target::init_got_plt_for_update): New function.
2038 (Sized_target::register_global_plt_entry): New function.
2039 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2040 Initialize new data member; call init; add constructor with PLT count.
2041 (Output_data_plt_x86_64::init): New function.
2042 (Output_data_plt_x86_64::add_relocation): New function.
2043 (Output_data_plt_x86_64::reserve_slot): New function.
2044 (Output_data_plt_x86_64::free_list_): New data member.
2045 (Target_x86_64::init_got_plt_for_update): New function.
2046 (Target_x86_64::register_global_plt_entry): New function.
2047 (Output_data_plt_x86_64::add_entry): Allocate from free list for
2048 incremental updates.
2049 (Output_data_plt_x86_64::add_relocation): New function.
2050 * testsuite/object_unittest.cc (Object_test): Set default options.
2052 2011-05-16 Ian Lance Taylor <iant@google.com>
2054 * options.h (class General_options): Make -i a synonym for -r.
2056 2011-05-16 Ian Lance Taylor <iant@google.com>
2058 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
2060 2011-05-10 Cary Coutant <ccoutant@google.com>
2062 * object.cc (Sized_relobj::do_count_local_symbols): Check for
2065 2011-05-06 Ian Lance Taylor <iant@google.com>
2067 * layout.cc (Layout::layout): If the output section flags change,
2068 update the ordering.
2070 2011-04-25 Cary Coutant <ccoutant@google.com>
2072 * incremental-dump.cc (dump_incremental_inputs): Print local
2073 symbol info for each input file.
2075 (Output_section_incremental_inputs::set_final_data_size): Add local
2076 symbol info to input file entries in incremental info.
2077 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2078 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
2079 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
2080 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
2082 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
2083 (Sized_incr_relobj::do_relocate): Write the local symbols.
2084 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
2085 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
2086 Adjust size of input file header.
2087 (Incremental_inputs_reader::get_local_symbol_offset): New function.
2088 (Incremental_inputs_reader::get_local_symbol_count): New function.
2089 (Incremental_inputs_reader::get_input_section): Adjust size of input
2091 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
2092 (Sized_incr_relobj::This): New typedef.
2093 (Sized_incr_relobj::sym_size): New const data member.
2094 (Sized_incr_relobj::Local_symbol): New struct.
2095 (Sized_incr_relobj::do_output_local_symbol_count): New function.
2096 (Sized_incr_relobj::do_local_symbol_offset): New function.
2097 (Sized_incr_relobj::local_symbol_count_): New data member.
2098 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
2099 (Sized_incr_relobj::local_symbol_index_): New data member.
2100 (Sized_incr_relobj::local_symbol_offset_): New data member.
2101 (Sized_incr_relobj::local_dynsym_offset_): New data member.
2102 (Sized_incr_relobj::local_symbols_): New data member.
2103 * object.h (Relobj::output_local_symbol_count): New function.
2104 (Relobj::local_symbol_offset): New function.
2105 (Relobj::do_output_local_symbol_count): New function.
2106 (Relobj::do_local_symbol_offset): New function.
2107 (Sized_relobj::do_output_local_symbol_count): New function.
2108 (Sized_relobj::do_local_symbol_offset): New function.
2110 2011-04-22 Vladimir Simonov <sv@sw.ru>
2112 * descriptors.cc (set_close_on_exec): New function.
2113 (Descriptors::open): Use set_close_on_exec.
2114 * output.cc (S_ISLNK): Define if not defined.
2116 2011-04-22 Cary Coutant <ccoutant@google.com>
2118 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2120 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2121 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
2122 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
2124 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
2125 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
2126 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
2128 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
2130 (Incremental_binary::apply_incremental_relocs): New function.
2131 (Incremental_binary::do_apply_incremental_relocs): New function.
2132 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2134 (Sized_incremental_binary::add_global_symbol): New function.
2135 (Sized_incremental_binary::global_symbol): New function.
2136 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2137 (Sized_incremental_binary::symbol_map_): New data member.
2138 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
2139 * target.h (Sized_target::apply_relocation): New function.
2140 * target-reloc.h (apply_relocation): New function.
2141 * x86_64.cc (Target_x86_64::apply_relocation): New function.
2143 2011-04-22 Doug Kwan <dougkwan@google.com>
2145 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
2146 flag of a SHT_ARM_EXIDX section.
2147 * testsuite/Makefile.am (arm_exidx_test): New test rules.
2148 * testsuite/Makefile.in: Regenerate.
2149 * testsuite/arm_exidx_test.s: New file.
2150 * testsuite/arm_exidx_test.sh: Same.
2152 2011-04-20 Cary Coutant <ccoutant@google.com>
2155 * archive.h (Incremental_archive_entry::Archive_member):
2156 Initialize arg_serial_ (second constructor).
2158 2011-04-17 Ian Lance Taylor <iant@google.com>
2160 * object.cc (Relocate_info::location): Simplify location string.
2161 * errors.cc (Errors::error_at_location): Don't print program
2163 (Errors::warning_at_location): Likewise.
2164 (Errors::undefined_symbol): Likewise.
2165 * testsuite/debug_msg.sh: Update accordingly.
2167 2011-04-14 Cary Coutant <ccoutant@google.com>
2169 * gold/layout.cc (Layout::symtab_section_offset): New function.
2170 * gold/layout.h (Layout::symtab_section_offset): New function.
2171 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
2173 2011-04-12 Ian Lance Taylor <iant@google.com>
2175 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
2176 with MREMAP_MAYMOVE.
2177 * output.h (class Output_file): Add map_is_allocated_ field.
2178 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
2179 not available, provide stubs. If mremap is not available, #define
2181 (MREMAP_MAYMOVE): Define if not defined.
2182 (Output_file::Output_file): Initialize map_is_allocated_.
2183 (Output_file::resize): Check map_is_allocated_.
2184 (Output_file::map_anonymous): If mmap fails, use malloc.
2185 (Output_file::unmap): Don't do anything for an anonymous map.
2186 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
2187 is not available, provide stubs.
2188 (File_read::View::~View): Use free rather than delete[].
2189 (File_read::make_view): Use malloc rather than new[]. If mmap
2191 (File_read::find_or_make_view): Use malloc rather than new[].
2192 * gold.h: Remove HAVE_REMAP code.
2193 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
2194 exists. Rename mremap to gold_mremap. If mmap is not available
2196 * configure, config.in: Rebuild.
2198 2011-04-11 Ian Lance Taylor <iant@google.com>
2200 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
2201 initialize local variable v.
2203 2011-04-11 Cary Coutant <ccoutant@google.com>
2205 * archive.cc (Archive::include_member): Adjust call to
2207 (Add_archive_symbols::run): Track argument serial numbers.
2208 (Lib_group::include_member): Likewise.
2209 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2210 * archive.h (Incremental_archive_entry::Archive_member):
2211 Initialize arg_serial_.
2212 (Archive_member::arg_serial_): New data member.
2213 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2214 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2216 (Sized_dynobj::do_for_all_local_got_entries): New function.
2217 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2219 * fileread.cc (get_mtime): New function.
2220 * fileread.h (get_mtime): New function.
2221 * gold.cc (queue_initial_tasks): Check for incremental update.
2222 (process_incremental_input): New function.
2223 (queue_middle_tasks): Don't force valid target for incremental
2225 * incremental-dump.cc (find_input_containing_global): Adjust
2226 size of symbol info entry.
2227 (dump_incremental_inputs): Dump argument serial number and
2228 in_system_directory flag; bias shndx by 1; print symbol names
2229 when dumping per-file symbol lists; use new symbol info readers.
2231 (Output_section_incremental_inputs:update_data_size): New function.
2232 (Sized_incremental_binary::setup_readers): Setup input readers
2233 for each input file; build maps for files added from libraries
2235 (Sized_incremental_binary::check_input_args): New function.
2236 (Sized_incremental_binary::do_check_inputs): Build map of argument
2237 serial numbers to input arguments.
2238 (Sized_incremental_binary::do_file_has_changed): Rename
2239 do_file_is_unchanged to this; compare file modification times.
2240 (Sized_incremental_binary::do_init_layout): New function.
2241 (Sized_incremental_binary::do_reserve_layout): New function.
2242 (Sized_incremental_binary::do_get_input_reader): Remove.
2243 (Sized_incremental_binary::get_symtab_view): New function.
2244 (Incremental_checker::can_incrementally_link_output_file): Remove.
2245 (Incremental_inputs::report_command_line): Exclude --debug options.
2246 (Incremental_inputs::report_archive_begin): Add parameter; track
2247 argument serial numbers; don't put input file entry for archive
2248 before archive members.
2249 (Incremental_inputs::report_archive_end): Put input file entry
2250 for archive after archive members.
2251 (Incremental_inputs::report_object): Add parameter; track argument
2252 serial numbers and in_system_directory flag.
2253 (Incremental_inputs::report_script): Add parameter; track argument
2255 (Output_section_incremental_inputs::set_final_data_size): Adjust
2256 size of symbol info entry; check for forwarding symbols.
2257 (Output_section_incremental_inputs::write_input_files): Write
2258 in_system_directory flag and argument serial number.
2259 (Output_section_incremental_inputs::write_info_blocks): Map section
2260 indices between incremental info and original input file; store
2261 input section index for each symbol.
2262 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2263 change operator() to visit().
2264 (class Global_got_offset_visitor): Likewise.
2265 (class Global_symbol_visitor_got_plt):
2266 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2268 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2269 (Sized_incr_relobj::do_read_symbols): New function.
2270 (Sized_incr_relobj::do_layout): New function.
2271 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2272 (Sized_incr_relobj::do_add_symbols): New function.
2273 (Sized_incr_relobj::do_should_include_member): New function.
2274 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2275 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2276 (Sized_incr_relobj::do_section_size): New function.
2277 (Sized_incr_relobj::do_section_name): New function.
2278 (Sized_incr_relobj::do_section_contents): New function.
2279 (Sized_incr_relobj::do_section_flags): New function.
2280 (Sized_incr_relobj::do_section_entsize): New function.
2281 (Sized_incr_relobj::do_section_address): New function.
2282 (Sized_incr_relobj::do_section_type): New function.
2283 (Sized_incr_relobj::do_section_link): New function.
2284 (Sized_incr_relobj::do_section_info): New function.
2285 (Sized_incr_relobj::do_section_addralign): New function.
2286 (Sized_incr_relobj::do_initialize_xindex): New function.
2287 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2288 (Sized_incr_relobj::do_read_relocs): New function.
2289 (Sized_incr_relobj::do_gc_process_relocs): New function.
2290 (Sized_incr_relobj::do_scan_relocs): New function.
2291 (Sized_incr_relobj::do_count_local_symbols): New function.
2292 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2293 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2294 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2295 (Sized_incr_relobj::do_relocate): New function.
2296 (Sized_incr_relobj::do_set_section_offset): New function.
2297 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2298 (Sized_incr_dynobj::do_read_symbols): New function.
2299 (Sized_incr_dynobj::do_layout): New function.
2300 (Sized_incr_dynobj::do_add_symbols): New function.
2301 (Sized_incr_dynobj::do_should_include_member): New function.
2302 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2303 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2304 (Sized_incr_dynobj::do_section_size): New function.
2305 (Sized_incr_dynobj::do_section_name): New function.
2306 (Sized_incr_dynobj::do_section_contents): New function.
2307 (Sized_incr_dynobj::do_section_flags): New function.
2308 (Sized_incr_dynobj::do_section_entsize): New function.
2309 (Sized_incr_dynobj::do_section_address): New function.
2310 (Sized_incr_dynobj::do_section_type): New function.
2311 (Sized_incr_dynobj::do_section_link): New function.
2312 (Sized_incr_dynobj::do_section_info): New function.
2313 (Sized_incr_dynobj::do_section_addralign): New function.
2314 (Sized_incr_dynobj::do_initialize_xindex): New function.
2315 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2316 (make_sized_incremental_object): New function.
2317 (Incremental_library::copy_unused_symbols): New function.
2318 (Incremental_library::do_for_all_unused_symbols): New function.
2319 * incremental.h (enum Incremental_input_flags): New type.
2320 (class Incremental_checker): Remove.
2321 (Incremental_input_entry::Incremental_input_entry): Add argument
2323 (Incremental_input_entry::arg_serial): New function.
2324 (Incremental_input_entry::set_is_in_system_directory): New function.
2325 (Incremental_input_entry::is_in_system_directory): New function.
2326 (Incremental_input_entry::arg_serial_): New data member.
2327 (Incremental_input_entry::is_in_system_directory_): New data member.
2328 (class Script_info): Move here from script.h.
2329 (Script_info::Script_info): Add filename parameter.
2330 (Script_info::filename): New function.
2331 (Script_info::filename_): New data member.
2332 (Incremental_script_entry::Incremental_script_entry): Add argument
2334 (Incremental_object_entry::Incremental_object_entry): Likewise.
2335 (Incremental_object_entry::add_input_section): Build list of input
2336 sections with map to original shndx.
2337 (Incremental_object_entry::get_input_section_index): New function.
2338 (Incremental_object_entry::shndx_): New data member.
2339 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2340 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2341 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2343 (Incremental_inputs::report_archive_begin): Likewise.
2344 (Incremental_inputs::report_object): Likewise.
2345 (Incremental_inputs::report_script): Likewise.
2346 (class Incremental_global_symbol_reader): New class.
2347 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2348 and store flags and input file type.
2349 (Incremental_input_entry_reader::arg_serial): New function.
2350 (Incremental_input_entry_reader::type): Extract type from flags.
2351 (Incremental_input_entry_reader::is_in_system_directory): New function.
2352 (Incremental_input_entry_reader::get_input_section_count): Call
2353 accessor function for type.
2354 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2355 function for type; adjust size of global symbol entry.
2356 (Incremental_input_entry_reader::get_global_symbol_count): Call
2357 accessor function for type.
2358 (Incremental_input_entry_reader::get_object_count): Likewise.
2359 (Incremental_input_entry_reader::get_object_offset): Likewise.
2360 (Incremental_input_entry_reader::get_member_count): Likewise.
2361 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2362 (Incremental_input_entry_reader::get_member_offset): Likewise.
2363 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2364 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2365 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2366 (Incremental_input_entry_reader::get_global_symbol_reader): New
2368 (Incremental_input_entry_reader::get_output_symbol_index): New
2370 (Incremental_input_entry_reader::type_): Remove.
2371 (Incremental_input_entry_reader::flags_): New data member.
2372 (Incremental_inputs_reader::input_file_offset): New function.
2373 (Incremental_inputs_reader::input_file_index): New function.
2374 (Incremental_inputs_reader::input_file): Call input_file_offset.
2375 (Incremental_inputs_reader::input_file_at_offset): New function.
2376 (Incremental_relocs_reader::get_r_type): Reformat.
2377 (Incremental_relocs_reader::get_r_shndx): Reformat.
2378 (Incremental_relocs_reader::get_r_offset): Reformat.
2379 (Incremental_relocs_reader::data): New function.
2380 (Incremental_binary::Incremental_binary): Initialize new data members.
2381 (Incremental_binary::check_inputs): Add cmdline parameter.
2382 (Incremental_binary::file_is_unchanged): Remove.
2383 (Input_reader::arg_serial): New function.
2384 (Input_reader::get_unused_symbol_count): New function.
2385 (Input_reader::get_unused_symbol): New function.
2386 (Input_reader::do_arg_serial): New function.
2387 (Input_reader::do_get_unused_symbol_count): New function.
2388 (Input_reader::do_get_unused_symbol): New function.
2389 (Incremental_binary::input_file_count): New function.
2390 (Incremental_binary::get_input_reader): Change signature to use
2391 index instead of filename.
2392 (Incremental_binary::file_has_changed): New function.
2393 (Incremental_binary::get_input_argument): New function.
2394 (Incremental_binary::get_library): New function.
2395 (Incremental_binary::get_script_info): New function.
2396 (Incremental_binary::init_layout): New function.
2397 (Incremental_binary::reserve_layout): New function.
2398 (Incremental_binary::output_file): New function.
2399 (Incremental_binary::do_check_inputs): New function.
2400 (Incremental_binary::do_file_is_unchanged): Remove.
2401 (Incremental_binary::do_file_has_changed): New function.
2402 (Incremental_binary::do_init_layout): New function.
2403 (Incremental_binary::do_reserve_layout): New function.
2404 (Incremental_binary::do_input_file_count): New function.
2405 (Incremental_binary::do_get_input_reader): Change signature.
2406 (Incremental_binary::input_args_map_): New data member.
2407 (Incremental_binary::library_map_): New data member.
2408 (Incremental_binary::script_map_): New data member.
2409 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2411 (Sized_incremental_binary::output_section): New function.
2412 (Sized_incremental_binary::inputs_reader): Add const.
2413 (Sized_incremental_binary::symtab_reader): Add const.
2414 (Sized_incremental_binary::relocs_reader): Add const.
2415 (Sized_incremental_binary::got_plt_reader): Add const.
2416 (Sized_incremental_binary::get_symtab_view): New function.
2417 (Sized_incremental_binary::Inputs_reader): New typedef.
2418 (Sized_incremental_binary::Input_entry_reader): New typedef.
2419 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2420 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2421 (Sized_incremental_binary::do_file_has_changed): New function.
2422 (Sized_incremental_binary::do_init_layout): New function.
2423 (Sized_incremental_binary::do_reserve_layout): New function.
2424 (Sized_input_reader::Inputs_reader): Remove.
2425 (Sized_input_reader::Input_entry_reader): Remove.
2426 (Sized_input_reader::do_arg_serial): New function.
2427 (Sized_input_reader::do_get_unused_symbol_count): New function.
2428 (Sized_input_reader::do_get_unused_symbol): New function.
2429 (Sized_incremental_binary::do_input_file_count): New function.
2430 (Sized_incremental_binary::do_get_input_reader): Change signature;
2431 use index instead of filename.
2432 (Sized_incremental_binary::section_map_): New data member.
2433 (Sized_incremental_binary::input_entry_readers_): New data member.
2434 (class Sized_incr_relobj): New class.
2435 (class Sized_incr_dynobj): New class.
2436 (make_sized_incremental_object): New function.
2437 (class Incremental_library): New class.
2438 * layout.cc (Free_list::num_lists): New static data member.
2439 (Free_list::num_nodes): New static data member.
2440 (Free_list::num_removes): New static data member.
2441 (Free_list::num_remove_visits): New static data member.
2442 (Free_list::num_allocates): New static data member.
2443 (Free_list::num_allocate_visits): New static data member.
2444 (Free_list::init): New function.
2445 (Free_list::remove): New function.
2446 (Free_list::allocate): New function.
2447 (Free_list::dump): New function.
2448 (Free_list::print_stats): New function.
2449 (Layout_task_runner::run): Resize output file for incremental updates.
2450 (Layout::Layout): Initialize new data members.
2451 (Layout::set_incremental_base): New function.
2452 (Layout::init_fixed_output_section): New function.
2453 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2454 incremental updates.
2455 (Layout::create_gold_note): Do not create gold note section for
2456 incremental updates.
2457 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2458 for incremental updates.
2459 (Layout::set_section_offsets): For incremental updates, allocate space
2461 (Layout::create_symtab_sections): Layout with offsets relative to
2462 start of section; for incremental updates, allocate space from free
2464 (Layout::create_shdrs): For incremental updates, allocate space from
2466 (Layout::finish_dynamic_section): For incremental updates, do not
2467 check --as-needed (fixed in subsequent patch).
2468 * layout.h (class Free_list): New class.
2469 (Layout::set_incremental_base): New function.
2470 (Layout::incremental_base): New function.
2471 (Layout::init_fixed_output_section): New function.
2472 (Layout::allocate): New function.
2473 (Layout::incremental_base_): New data member.
2474 (Layout::free_list_): New data member.
2475 * main.cc (main): Print Free_list statistics.
2476 * object.cc (Relobj::finalize_incremental_relocs): Add
2477 clear_counts parameter; clear counts only when clear_counts is set.
2478 (Sized_relobj::Sized_relobj): Initialize new base class.
2479 (Sized_relobj::do_layout): Don't report special sections.
2480 (Sized_relobj::do_for_all_local_got_entries): New function.
2481 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2482 symtab_off to all symbol table offsets.
2483 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2484 * object.h (class Got_offset_list): Move to top of file.
2485 (Object::Object): Allow case where input_file == NULL.
2486 (Object::~Object): Likewise.
2487 (Object::input_file): Assert that input_file != NULL.
2488 (Object::lock): Allow case where input_file == NULL.
2489 (Object::unlock): Likewise.
2490 (Object::is_locked): Likewise.
2491 (Object::token): Likewise.
2492 (Object::release): Likewise.
2493 (Object::is_incremental): New function.
2494 (Object::get_mtime): New function.
2495 (Object::for_all_local_got_entries): New function.
2496 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2497 (Object::set_is_in_system_directory): New function.
2498 (Object::is_in_system_directory): New function.
2499 (Object::do_is_incremental): New function.
2500 (Object::do_get_mtime): New function.
2501 (Object::do_for_all_local_got_entries): New function.
2502 (Object::is_in_system_directory_): New data member.
2503 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2504 (class Sized_relobj_base): New class.
2505 (class Sized_relobj): Derive from Sized_relobj_base.
2506 (class Sized_relobj::Symbols): Redeclare from base class.
2507 (class Sized_relobj::local_got_offset_list): Remove.
2508 (class Sized_relobj::Output_sections): Redeclare from base class.
2509 (class Sized_relobj::do_for_all_local_got_entries): New function.
2510 (class Sized_relobj::write_local_symbols): Add offset parameter.
2511 (class Sized_relobj::local_symbol_offset_): Update comment.
2512 (class Sized_relobj::local_dynsym_offset_): Update comment.
2513 * options.cc (Input_arguments::add_file): Remove const.
2514 * options.h (Input_file_argument::Input_file_argument):
2515 Initialize arg_serial_ (all constructors).
2516 (Input_file_argument::set_arg_serial): New function.
2517 (Input_file_argument::arg_serial): New function.
2518 (Input_file_argument::arg_serial_): New data member.
2519 (Input_arguments::Input_arguments): Initialize file_count_.
2520 (Input_arguments::add_file): Remove const.
2521 (Input_arguments::number_of_input_files): New function.
2522 (Input_arguments::file_count_): New data member.
2523 (Command_line::number_of_input_files): Call
2524 Input_arguments::number_of_input_files.
2525 * output.cc (Output_segment_headers::Output_segment_headers):
2527 (Output_section::Input_section::current_data_size): New function.
2528 (Output_section::Output_section): Initialize new data members.
2529 (Output_section::add_input_section): Don't do merge sections for
2530 an incremental link; allocate space from free list for an
2532 (Output_section::add_output_section_data): Allocate space from
2533 free list for an incremental update.
2534 (Output_section::update_data_size): New function.
2535 (Output_section::set_fixed_layout): New function.
2536 (Output_section::reserve): New function.
2537 (Output_segment::set_section_addresses): Remove const.
2538 (Output_segment::set_section_list_addresses): Remove const; allocate
2539 space from free list for an incremental update.
2540 (Output_segment::set_offset): Adjust size of RELRO segment for an
2542 * output.h (Output_data::current_data_size): Move here from
2544 (Output_data::pre_finalize_data_size): New function.
2545 (Output_data::update_data_size): New function.
2546 (Output_section_headers::update_data_size): new function.
2547 (Output_section_data_build::current_data_size): Move to Output_data.
2548 (Output_data_strtab::update_data_size): New function.
2549 (Output_section::current_data_size): Move to Output_data.
2550 (Output_section::set_fixed_layout): New function.
2551 (Output_section::has_fixed_layout): New function.
2552 (Output_section::reserve): New function.
2553 (Output_section::update_data_size): New function.
2554 (Output_section::has_fixed_layout_): New data member.
2555 (Output_section::free_list_): New data member.
2556 (Output_segment::set_section_addresses): Remove const.
2557 (Output_segment::set_section_list_addresses): Remove const.
2558 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2560 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2562 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2563 parameter when calling Add_symbols constructor; store argument
2564 serial number for members of a lib group.
2565 (Add_symbols::locks): Allow case where token == NULL.
2566 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2567 (Read_member::~Read_member): New function.
2568 (Read_member::is_runnable): New function.
2569 (Read_member::locks): New function.
2570 (Read_member::run): New function.
2571 (Check_script::~Check_script): New function.
2572 (Check_script::is_runnable): New function.
2573 (Check_script::locks): New function.
2574 (Check_script::run): New function.
2575 (Check_library::~Check_library): New function.
2576 (Check_library::is_runnable): New function.
2577 (Check_library::locks): New function.
2578 (Check_library::run): New function.
2579 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2580 (Add_symbols::library_): New data member.
2581 (class Read_member): New class.
2582 (class Check_script): New class.
2583 (class Check_library): New class.
2584 * reloc.cc (Read_relocs::is_runnable): Allow case where
2586 (Read_relocs::locks): Likewise.
2587 (Scan_relocs::locks): Likewise.
2588 (Relocate_task::locks): Likewise.
2589 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2591 (Sized_relobj::incremental_relocs_scan): Fix comment.
2592 (Sized_relobj::do_relocate): Pass output file offset to
2593 write_local_symbols.
2594 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2595 from class declaration.
2596 * script.cc (read_input_script): Allocate Script_info; pass
2597 argument serial number to report_script.
2598 * script.h (class Script_info): Move to incremental.h.
2599 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2600 * symtab.h (Symbol_table::add_from_incrobj): New function.
2601 (Symbol_table::set_file_offset): New function.
2603 2011-04-05 Cary Coutant <ccoutant@google.com>
2605 * incremental-dump.cc (dump_incremental_inputs): Change signature
2606 to take a Sized_incremental_binary; change caller. Use readers
2607 in Sized_incremental_binary.
2609 (Sized_incremental_binary::find_incremental_inputs_sections):
2610 Rename do_find_incremental_inputs_sections to this.
2611 (Sized_incremental_binary::setup_readers): New function.
2612 (Sized_incremental_binary::do_check_inputs): Check
2613 has_incremental_info_ flag; move setup code to setup_readers;
2615 (Sized_incremental_binary::do_file_is_unchanged): New function.
2616 (Sized_incremental_binary::do_get_input_reader): New function.
2617 * incremental.h (class Incremental_binary): Move to end of file.
2618 (Incremental_binary::file_is_unchanged): New function.
2619 (Incremental_binary::do_file_is_unchanged): New function.
2620 (Incremental_binary::Input_reader): New class.
2621 (Incremental_binary::get_input_reader): New function.
2622 (class Sized_incremental_binary): Move to end of file.
2623 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2624 input section reader classes.
2625 (Sized_incremental_binary::has_incremental_info): New function.
2626 (Sized_incremental_binary::inputs_reader): New function.
2627 (Sized_incremental_binary::symtab_reader): New function.
2628 (Sized_incremental_binary::relocs_reader): New function.
2629 (Sized_incremental_binary::got_plt_reader): New function.
2630 (Sized_incremental_binary::do_file_is_unchanged): New function.
2631 (Sized_incremental_binary::Sized_input_reader): New class.
2632 (Sized_incremental_binary::get_input_reader): New function.
2633 (Sized_incremental_binary::find_incremental_inputs_sections):
2634 Rename do_find_incremental_inputs_sections to this.
2635 (Sized_incremental_binary::setup_readers): New function.
2636 (Sized_incremental_binary::has_incremental_info_): New data member.
2637 (Sized_incremental_binary::inputs_reader_): New data member.
2638 (Sized_incremental_binary::symtab_reader_): New data member.
2639 (Sized_incremental_binary::relocs_reader_): New data member.
2640 (Sized_incremental_binary::got_plt_reader_): New data member.
2641 (Sized_incremental_binary::current_input_file_): New data member.
2643 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2646 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2649 2011-03-30 Cary Coutant <ccoutant@google.com>
2651 * archive.cc (Archive::include_member): Adjust call to report_object.
2652 (Add_archive_symbols::run): Add script_info to call to
2653 report_archive_begin.
2654 (Lib_group::include_member): Adjust call to report_object.
2655 (Add_lib_group_symbols::run): Adjust call to report_object.
2656 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2657 blocks. Add object count for script input files.
2658 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2659 script_info parameter; change all callers.
2660 (Incremental_inputs::report_object): Add script_info parameter;
2662 (Incremental_inputs::report_script): Store backpointer to
2663 incremental info entry.
2664 (Output_section_incremental_inputs::set_final_data_size): Record
2665 additional information for scripts.
2666 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2667 * incremental.h (Incremental_script_entry::add_object): New function.
2668 (Incremental_script_entry::get_object_count): New function.
2669 (Incremental_script_entry::get_object): New function.
2670 (Incremental_script_entry::objects_): New data member; adjust
2672 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2673 (Incremental_inputs::report_object): Add script_info parameter.
2674 (Incremental_inputs_reader::get_object_count): New function.
2675 (Incremental_inputs_reader::get_object_offset): New function.
2676 * options.cc (Input_arguments::add_file): Return reference to
2678 * options.h (Input_argument::set_script_info): New function.
2679 (Input_argument::script_info): New function.
2680 (Input_argument::script_info_): New data member; adjust all
2682 (Input_file_group::add_file): Return reference to new input argument.
2683 (Input_file_lib::add_file): Likewise.
2684 (Input_arguments::add_file): Likewise.
2685 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2686 * script.cc (Parser_closure::Parser_closure): Add script_info
2687 parameter; adjust all callers.
2688 (Parser_closure::script_info): New function.
2689 (Parser_closure::script_info_): New data member.
2690 (read_input_script): Report scripts earlier to incremental info.
2691 (script_add_file): Set script_info in Input_argument.
2692 (script_add_library): Likewise.
2693 * script.h (Script_options::Script_info): Rewrite class.
2695 2011-03-29 Cary Coutant <ccoutant@google.com>
2697 * archive.cc (Library_base::should_include_member): Move
2698 method here from class Archive.
2699 (Archive::Archive): Initialize base class.
2700 (Archive::should_include_member): Move to base class.
2701 (Archive::do_for_all_unused_symbols): New function.
2702 (Add_archive_symbols::run): Remove redundant access to
2704 (Lib_group::Lib_group): Initialize base class.
2705 (Lib_group::do_filename): New function.
2706 (Lib_group::include_member): Pass pointer to Lib_group to
2708 (Lib_group::do_for_all_unused_symbols): New function.
2709 (Add_lib_group_symbols::run): Report archive information for
2711 * archive.h (class Library_base): New base class.
2712 (class Archive): Derive from Library_base.
2713 (Archive::filename): Move to base class.
2714 (Archive::set_incremental_info): Likewise.
2715 (Archive::incremental_info): Likewise.
2716 (Archive::Should_include): Likewise.
2717 (Archive::should_include_member): Likewise.
2718 (Archive::Armap_entry): Remove.
2719 (Archive::Unused_symbol_iterator): Remove.
2720 (Archive::unused_symbols_begin): Remove.
2721 (Archive::unused_symbols_end): Remove.
2722 (Archive::do_filename): New function.
2723 (Archive::do_get_mtime): New function.
2724 (Archive::do_for_all_unused_symbols): New function.
2725 (Archive::task_): Move to base class.
2726 (Archive::incremental_info_): Likewise.
2727 (class Lib_group): Derive from Library_base.
2728 (Lib_group::do_filename): New function.
2729 (Lib_group::do_get_mtime): New function.
2730 (Lib_group::do_for_all_unused_symbols): New function.
2731 (Lib_group::task_): Move to base class.
2732 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2734 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2736 * incremental.cc (Incremental_inputs::report_archive_begin):
2737 Use Library_base; call library's get_mtime; add incremental inputs
2738 entry before members.
2739 (class Unused_symbol_visitor): New class.
2740 (Incremental_inputs::report_archive_end): Use Library_base; use
2741 visitor class to record unused symbols; don't add incremental inputs
2742 entry after members.
2743 (Incremental_inputs::report_object): Use Library_base.
2745 (Incremental_archive_entry::Incremental_archive_entry): Remove
2746 unused Archive parameter.
2747 (Incremental_inputs::report_archive_begin): Use Library_base.
2748 (Incremental_inputs::report_archive_end): Likewise.
2749 (Incremental_inputs::report_object): Likewise.
2750 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2752 * object.h (Object::for_all_global_symbols): New function.
2753 (Object::do_for_all_global_symbols): New function.
2754 (Sized_relobj::do_for_all_global_symbols): New function.
2755 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2757 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2760 2011-03-27 Ian Lance Taylor <iant@google.com>
2762 * archive.cc (Archive::interpret_header): Return -1 if something
2763 goes wrong. Change callers accordingly.
2765 2011-03-25 Cary Coutant <ccoutant@google.com>
2767 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2768 * testsuite/Makefile.in: Regenerate.
2770 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2772 * plugin.cc (get_view): New.
2773 (Plugin::load): Pass get_view to the plugin.
2774 (Plugin_manager::get_view): New.
2776 2011-03-21 Ian Lance Taylor <iant@google.com>
2778 * testsuite/final_layout.sh: Rewrite to not use dc.
2779 * testsuite/relro_test.sh: Fail if dc is not present.
2781 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2783 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2785 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2786 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2788 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2789 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2791 2011-03-14 Ian Lance Taylor <iant@google.com>
2793 * script-sections.cc (Sort_output_sections::script_compare):
2794 Rename from is_before, change return type.
2795 (Sort_output_sections::operator()): Adjust accordingly.
2797 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2800 * testsuite/odr_violation2.cc: Add comment to make all error line
2801 numbers double digits.
2802 * testsuite/debug_msg.sh: Adjust expected errors.
2804 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2806 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2807 but mark earlier ones as non-canonical
2808 (offset_to_iterator): Update search target and example
2809 (do_addr2line): Return extra lines in a vector*
2810 (format_file_lineno): Extract from do_addr2line
2811 (one_addr2line): Add vector* out-param
2812 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2813 when a lineno entry appeared last for its instruction
2814 (Dwarf_line_info): Add vector* out-param
2815 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2816 * symtab.cc (Odr_violation_compare): Include the lineno in the
2818 (linenos_from_loc): New. Combine the canonical line for an
2819 address with its other lines.
2820 (True_if_intersect): New. Helper functor to make
2821 std::set_intersection a query.
2822 (detect_odr_violations): Compare sets of lines instead of just
2823 one line for each function. This became less deterministic, but
2824 has fewer false positives.
2825 * symtab.h: Declarations.
2826 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2827 mix an optimized and non-optimized object in the same binary
2828 (odr_violation2.so): Same.
2829 * testsuite/Makefile.in: Regenerate from Makefile.am.
2830 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2831 * testsuite/debug_msg.sh: Update line numbers and add
2833 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2834 non-optimized context.
2835 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2836 isn't inlined, and use OdrDerived in an optimized context.
2837 * testsuite/odr_header1.h: Defines OdrDerived, where
2838 optimization will change the
2839 first-instruction-in-the-destructor's file and line number.
2840 * testsuite/odr_header2.h: Defines OdrBase.
2842 2011-03-09 Ian Lance Taylor <iant@google.com>
2844 * fileread.cc (File_read::clear_views): Don't delete the whole
2847 2011-03-08 Ian Lance Taylor <iant@google.com>
2850 * fileread.cc: #include <climits>.
2851 (GOLD_IOV_MAX): Define.
2852 (File_read::read_multiple): Limit number of entries by iov_max.
2853 * fileread.h (class File_read): Always set max_readv_entries to
2856 2011-03-07 Ian Lance Taylor <iant@google.com>
2859 * options.h (class General_options): Add -dy and -dn.
2861 2011-03-02 Cary Coutant <ccoutant@google.com>
2863 * testsuite/script_test_9.t: Add TLS segment.
2865 2011-03-02 Simon Baldwin <simonb@google.com>
2867 * configure.ac: Add check for gnu_indirect_function support in
2868 the toolchain building binutils.
2869 * configure: Rebuild.
2871 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2873 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2874 plugin only symbols.
2875 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2876 in plugin files as not needed in the symbol table.
2878 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2880 * output.cc (Output_section::add_input_section): Delay fill
2881 generation for section ordering.
2883 2011-02-09 Ian Lance Taylor <iant@google.com>
2886 * object.h (class Sized_relobj): Remove clear_local_symbols.
2887 * reloc.cc (Sized_relobj::do_relocate): Don't call
2888 clear_local_symbols.
2890 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2892 * plugin.cc (is_visible_from_outside): Return true for symbols
2895 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2897 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2900 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2902 * icf.h (is_section_foldable_candidate): Change type of parameter
2904 * icf.cc (Icf::find_identical_sections): Change type of local variable
2905 section_name to be std::string.
2906 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2908 2011-01-25 Ian Lance Taylor <iant@google.com>
2910 * script.cc (script_add_extern): Rewrite to use
2911 add_symbol_reference.
2913 2011-01-25 Doug Kwan <dougkwan@google.com>
2915 * icf.cc (get_section_contents): Always lock section's object.
2917 2011-01-24 Ian Lance Taylor <iant@google.com>
2919 * options.h (class General_options): Accept
2920 --no-detect-odr-violations.
2922 2011-01-24 Ian Lance Taylor <iant@google.com>
2924 * version.cc (version_string): Bump to 1.11.
2926 2011-01-24 Ian Lance Taylor <iant@google.com>
2928 * plugin.cc (class Plugin_rescan): Define new class.
2929 (Plugin_manager::claim_file): Set any_claimed_.
2930 (Plugin_manager::save_archive): New function.
2931 (Plugin_manager::save_input_group): New function.
2932 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2934 (Plugin_manager::new_undefined_symbol): New function.
2935 (Plugin_manager::rescan): New function.
2936 (Plugin_manager::rescannable_defines): New function.
2937 (Plugin_manager::add_input_file): Set any_added_.
2938 * plugin.h (class Plugin_manager): define new fields rescannable_,
2939 undefined_symbols_, any_claimed_, and any_added_. Declare
2940 Plugin_rescan as friend. Declare new functions.
2941 (Plugin_manager::Rescannable): Define type.
2942 (Plugin_manager::Rescannable_list): Define type.
2943 (Plugin_manager::Undefined_symbol_list): Define type.
2944 (Plugin_manager::Plugin_manager): Initialize new fields.
2945 * archive.cc (Archive::defines_symbol): New function.
2946 (Add_archive_symbols::run): Pass archive to plugins if any.
2947 * archive.h (class Archive): Declare defines_symbol.
2948 * readsyms.cc (Input_group::~Input_group): New function.
2949 (Finish_group::run): Pass input_group to plugins if any.
2950 * readsyms.h (class Input_group): Declare destructor.
2951 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2954 2011-01-10 Ian Lance Taylor <iant@google.com>
2956 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2958 (Layout::set_segment_offsets): Reset increase_relro before calling
2959 set_section_addresses a second time.
2961 2011-01-04 Cary Coutant <ccoutant@google.com>
2963 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2964 sections before NOBITS sections.
2966 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2968 * version.cc (print_version): Update copyright to 2011.
2970 2010-12-23 Cary Coutant <ccoutant@google.com>
2972 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2973 of OS to this->add. Add OD parameter to second form of the function.
2975 2010-12-20 Ian Lance Taylor <iant@google.com>
2977 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2978 second of two consecutive entries with same offset.
2980 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2982 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2983 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2984 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2985 to avoid unneeded links against $(LDADD).
2986 * testsuite/Makefile.in: Regenerate.
2988 2010-12-15 Ian Lance Taylor <iant@google.com>
2991 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2992 for R_X86_64_32 and R_X86_64_PC32.
2993 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2994 ver_matching_def_pic.o.
2995 (ver_matching_def_pic.o): New target.
2997 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2999 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
3000 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
3001 Move definition before File_read::View member definitions.
3002 (File_read::View::~View): Initialize and hold lock before
3003 updating current_mapped_bytes.
3005 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3007 * dwarf_reader.cc: Remove outdated comment.
3008 * gold-threads.cc: Fix typo in error message.
3009 * archive.cc: Fix typos in comments.
3010 * archive.h: Likewise.
3011 * arm-reloc-property.cc: Likewise.
3012 * arm-reloc-property.h: Likewise.
3013 * arm-reloc.def: Likewise.
3015 * attributes.h: Likewise.
3016 * cref.cc: Likewise.
3017 * ehframe.cc: Likewise.
3018 * fileread.h: Likewise.
3020 * i386.cc: Likewise.
3022 * incremental.h: Likewise.
3023 * int_encoding.cc: Likewise.
3024 * layout.h: Likewise.
3025 * main.cc: Likewise.
3026 * merge.h: Likewise.
3027 * object.cc: Likewise.
3028 * object.h: Likewise.
3029 * options.cc: Likewise.
3030 * readsyms.cc: Likewise.
3031 * reduced_debug_output.cc: Likewise.
3032 * reloc.cc: Likewise.
3033 * script-sections.cc: Likewise.
3034 * sparc.cc: Likewise.
3035 * symtab.h: Likewise.
3036 * target-reloc.h: Likewise.
3037 * target.cc: Likewise.
3038 * target.h: Likewise.
3039 * timer.cc: Likewise.
3040 * timer.h: Likewise.
3041 * x86_64.cc: Likewise.
3043 2010-12-09 Cary Coutant <ccoutant@google.com>
3045 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
3047 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
3048 parameter; change all callers.
3049 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
3050 * options.h (warn_execstack): New option.
3052 2010-12-07 Doug Kwan <dougkwan@google.com>
3054 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
3055 like function call relocations.
3057 2010-12-07 Ian Lance Taylor <iant@google.com>
3059 * archive.cc (Archive::get_elf_object_for_member): Permit
3060 punconfigured to be NULL.
3061 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
3062 (Archive::include_member): Pass NULL to get_elf_object_for_member
3063 if we searched for the archive and this is the first included
3066 2010-12-01 Ian Lance Taylor <iant@google.com>
3068 * dwarf_reader.h (class Sized_dwarf_line_info): Add
3069 track_relocs_type_ field.
3070 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3071 Set track_relocs_type_.
3072 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
3073 contents when using RELA relocs.
3074 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
3076 * reloc.cc (Track_relocs::next_addend): New function.
3077 * reloc.h (class Track_relocs): Declare next_addend.
3079 2010-12-01 Ian Lance Taylor <iant@google.com>
3081 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
3084 2010-12-01 Ian Lance Taylor <iant@google.com>
3086 * README: Update compilers known to work and fail.
3088 2010-11-23 Matthias Klose <doko@ubuntu.com>
3090 * configure.in: For --enable-gold, handle value `default' instead of
3091 `both*'. Always install ld as ld.bfd, install as ld if gold is
3093 * configure: Regenerate.
3095 2010-11-18 Doug Kwan <dougkwan@google.com>
3097 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
3098 and right_alignment to be zero. Store result alignment only if it is
3099 greater than existing alignment.
3101 2010-11-16 Cary Coutant <ccoutant@google.com>
3104 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3105 Check for ".zdebug_line".
3107 2010-11-16 Doug Kwan <dougkwan@google.com>
3108 Cary Coutant <ccoutant@google.com>
3110 * output.h (Output_segment::set_section_addresses): Pass increase_relro
3111 by reference; adjust all callers.
3112 * output.cc (Output_segment::set_section_addresses): Adjust references
3113 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
3115 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
3116 end at page boundary.
3118 2010-11-16 Cary Coutant <ccoutant@google.com>
3121 * layout.cc (Layout::choose_output_section): Transform names of
3122 compressed sections even when using a script with a SECTIONS clause.
3123 (Layout::output_section_name): Remove code to transform
3124 compressed debug section names.
3125 * output.cc (Output_section::add_input_section): Use uncompressed
3126 section size when tracking input sections.
3128 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
3130 * symtab.h (Symbol::NON_PIC_REF): Remove.
3131 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
3132 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
3133 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
3134 (Symbol::use_plt_offset): Take a flags argument and pass it
3135 directly to needs_dynamic_reloc. Restrict check for undefined
3136 weak symbols to function calls.
3137 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
3138 (Target_arm::Scan::global): Use it.
3139 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
3140 (Target_arm::Relocate::relocate): Likewise.
3141 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
3142 parameter with an r_type parameter. Use get_reference_flags
3144 (Target_arm::Relocate::relocate): Update accordingly.
3145 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
3146 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
3147 (Target_i386::Scan::global): Likewise.
3148 (Target_i386::Relocate::relocate): Likewise.
3149 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
3150 parameter with an r_type parameter. Use get_reference_flags
3152 (Target_i386::Relocate::relocate): Update accordingly.
3153 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
3154 (Target_powerpc::Scan::global): Use it.
3155 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
3156 (Target_powerpc::Relocate::relocate): Likewise.
3157 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
3158 (Target_sparc::Scan::global): Use it.
3159 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
3160 (Target_sparc::Relocate::relocate): Likewise.
3161 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
3162 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
3163 (Target_x86_64::Scan::global): Likewise.
3164 (Target_x86_64::Relocate::relocate): Likewise.
3166 2010-11-08 Doug Kwan <dougkwan@google.com>
3167 Cary Coutant <ccoutant@google.com>
3169 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
3170 (Arm_exidx_merge_section::section_contents_): New data member.
3171 (Arm_input_section::Arm_input_section): Initialize original_contents_.
3172 (Arm_input_section::~Arm_input_section): De-allocate memory.
3173 (Arm_input_section::original_contents_): New data member.
3174 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
3175 in parameters instead of calling Object::section_contents without
3177 (Arm_output_section::group_section): New parameter TASK. Pass it
3178 to callees that need locking objects.
3179 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
3180 to lock EXIDX input sections. Fix a formatting issue. Call
3181 Arm_exidx_merged_section::build_contents to create merged section
3183 (Arm_output_section::create_stub_group): New parameter TASK. Use it
3184 to lock object of stub table owner.
3185 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
3186 TEXT_SIZE to initialize data member TEXT_SIZE_.
3187 (Arm_exidx_input_section::addralign): Fix typo in comment.
3188 (Arm_exidx_input_section::text_size): New method.
3189 (Target_arm::do_relax): New parameter TASK. Pass it to callees
3190 that require locking objects. Lock objects before scanning for stubs
3191 and updating local symbols.
3192 (Arm_input_section<big_endian>::init): Copy contents of original
3194 (Arm_input_section<big_endian>::do_write): Use saved contents of
3195 original input section instead of calling Object::section_contents
3197 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
3198 size without calling Object::section_size().
3199 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
3200 for size. Allocate a buffer for merged EXIDX entries.
3201 (Arm_exidx_merged_section::build_contents): New method.
3202 (Arm_exidx_merged_section::do_write): Move merge section contents
3203 building code to Arm_exidx_merged_section::build_contetns. Write
3204 out contetns in buffer instead of building it on the fly.
3205 (Arm_relobj::make_exidx_input_section): Also pass text section size
3206 to Arm_exidx_input_section constructor.
3207 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3208 (Arm_dynobj::do_read_symbols): Fix memory leak.
3209 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3210 * target.h: (class Task): Add forward declaration.
3211 (Target::relax): Add new parameter TASK and pass it to
3213 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3215 2010-11-05 Cary Coutant <ccoutant@google.com>
3218 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3219 object when reading from the file.
3220 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3222 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3223 when reading section contents.
3224 (get_section_contents): Likewise.
3225 (icf::find_identical_sections): Likewise.
3226 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3227 object when reading from the file.
3228 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3229 the object when doing deferred section layout.
3231 2010-11-03 Nick Clifton <nickc@redhat.com>
3234 * script.h (class Symbol_assignment: name): New member. Returns
3235 the name of the symbol.
3236 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3237 Returns true if the given symbol name is on the list of
3238 assignments wating to be processed.
3239 * archive.cc (should_incldue_member): If the symbol is undefined,
3240 check to see if it is on the list of symbols pending assignment.
3242 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3244 * script-sections.cc (Script_sections::find_memory_region): Check
3245 for a NULL output section pointer.
3247 2010-10-29 Doug Kwan <dougkwan@google.com>
3249 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3250 Output_section::add_relaxed_input_section.
3251 * output.cc (Output_section::add_relaxed_input_section): Add new
3252 arguments LAYOUT and NAME. Set section order index.
3253 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3254 Copy section order index.
3255 * output.h (Output_section::add_relaxed_input_section): Add new
3256 arguments LAYOUT and NAME.
3258 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3260 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3261 NATIVE_OR_CROSS_LINKER.
3262 * testsuite/Makefile.in: Regenerate.
3264 2010-10-20 Doug Kwan <dougkwan@google.com>
3266 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3267 without SHF_LINK_ORDER flags.
3268 * layout.cc (Layout::choose_output_section): Do not filter
3269 SHF_LINK_ORDER flag in a relocatable link.
3271 2010-10-17 Cary Coutant <ccoutant@google.com>
3273 * output.h (Output_segment::set_section_addresses): Change function
3274 signature. Update all callers.
3275 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3277 (Output_segment::set_section_addresses): Align after last TLS
3278 section. Add padding before last relro section instead of after.
3280 2010-10-17 Doug Kwan <dougkwan@google.com>
3282 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3283 GOT output section to be writable.
3285 2010-10-14 Cary Coutant <ccoutant@google.com>
3287 * debug.h (DEBUG_INCREMENTAL): New flag.
3288 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3289 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3291 * incremental.cc (report_command_line): Ignore all forms of
3293 * layout.cc (Layout::Layout): Check parameters for incremental link
3295 * options.cc (General_options::parse_incremental): New function.
3296 (General_options::parse_no_incremental): New function.
3297 (General_options::parse_incremental_full): New function.
3298 (General_options::parse_incremental_update): New function.
3299 (General_options::incremental_mode_): New data member.
3300 (General_options::finalize): Check incremental_mode_.
3301 * options.h (General_options): Update help text for --incremental.
3302 Add --no-incremental, --incremental-full, --incremental-update.
3303 (General_options::Incremental_mode): New enum type.
3304 (General_options::incremental_mode): New function.
3305 (General_options::incremental_mode_): New data member.
3306 * parameters.cc (Parameters::incremental_mode_): New data member.
3307 (Parameters::set_options): Set incremental_mode_.
3308 (Parameters::set_incremental_full): New function.
3309 (Parameters::incremental): New function.
3310 (Parameters::incremental_update): New function.
3311 (set_parameters_incremental_full): New function.
3312 * parameters.h (Parameters::set_incremental_full): New function.
3313 (Parameters::incremental): New function.
3314 (Parameters::incremental_update): New function.
3315 (Parameters::incremental_mode_): New data member.
3316 (set_parameters_incremental_full): New function.
3317 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3318 incremental link mode.
3319 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3320 (Sized_relobj::do_relocate_sections): Likewise.
3321 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3323 * testsuite/Makefile.in: Regenerate.
3324 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3326 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3328 * script-sections.h (class Script_sections): Make
3329 Sections_elements typedef public.
3330 * script-sections.cc (class Sort_output_sections): Add elements_
3331 field. Add constructor which sets it; change all callers.
3332 (Sort_output_sections::is_before): New function.
3333 (Sort_output_sections::operator()): Call is_before.
3334 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3336 * testsuite/script_test_10.sh: New test. Test script section
3338 * testsuite/script_test_10.t: Likewise.
3339 * testsuite/script_test_10.s: Likewise.
3340 * testsuite/Makefile.am: Wrap the cross linker tests and the
3341 common tests into NATIVE_OR_CROSS_LINKER.
3342 (check_SCRIPTS): Add script_test_10.sh.
3343 (check_DATA): Add script_test_10.stdout.
3344 (script_test_10.o, script_test_10): New targets.
3345 (script_test_10.stdout): New target.
3346 * configure, testsuite/Makefile.in: Regenerate.
3348 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3350 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3351 error for the deprecated relocations.
3352 (Target_arm::Scan::global): Likewise.
3353 (Target_arm::Relocate::relocate): Likewise.
3355 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3357 * fileread.cc (Input_file::find_file): Initialize *found_name
3358 and *namep when using the fallback search for case 4.
3360 2010-10-11 Cary Coutant <ccoutant@google.com>
3362 * options.h (class General_options): Redefine -z lazy as an alias for
3363 the negation of -z now.
3365 2010-10-11 Ian Lance Taylor <iant@google.com>
3367 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3370 2010-10-06 Nick Clifton <nickc@redhat.com>
3372 * script-sections.cc(class Memory_region): Remove
3373 current_lma_offset_ field. Rename current_vma_offset_ to
3374 current_offset_. Add last_section_ field.
3375 (Memory_region::get_current_vma_address): Rename to
3376 get_current_address.
3377 (Memory_region::get_current_lma_address): Delete.
3378 (Memory_region::increment_vma_offset): Rename to
3380 (Memory_region::increment_lma_offset): Delete.
3381 (Memory_region::attributes_compatible): New method. Returns
3382 true if the provided section is compatible with the region.
3383 (Memory_region::get_last_section): New method. Returns the last
3384 section to use the region.
3385 (Memory_region::set_last_section): New method. Stores the last
3386 section to use the region.
3387 (Script_sections::block_in_region): New method. Returns true if
3388 a block of memory is contained within a region.
3389 (Script_sections::find_memory_region): New method. Locates a
3390 memory region to be used to set a VMA or LMA address.
3391 (Output_section_definition::set_section_addresses): Add code to
3392 check for addresses set by memory regions.
3393 (Output_segment::set_section_addresses): Remove memory region
3395 (Script_sections::create_segment): Add a warning if a header
3396 segment is created outside of any region.
3397 * script-sections.h (class Script_sections): Add prototypes for
3398 find_memory_region and block_in_region methods.
3399 * testsuite/memory_test.s: Use .long instead of .word.
3400 * testsuite/memory_test.t: Add some more output sections.
3401 * testsuite/memory_test.sh: Update expected output.
3403 2010-10-02 Doug Kwan <dougkwan@google.com>
3405 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3406 defintion to symtab.h
3407 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3408 declaration to defintion.
3410 2010-10-01 Nick Clifton <nickc@redhat.com>
3412 * expression.cc (eval): Replace dummy argument with NULL.
3413 (eval_maybe_dot): Check for a NULL result section pointer.
3414 (Symbol_expression::value): Likewise.
3415 (Dot_expression::value): Likewise.
3416 (BINARY_EXPRESSION): Likewise.
3417 (Max_expression::value): Likewise.
3418 (Min_expression::value): Likewise.
3419 (Absolute_expression::value): Likewise.
3420 (Addr_expression::value_from_output_section): Likewise.
3421 (Loaddddr_expression::value_from_output_section): Likewise.
3422 (Segment_start_expression::value): Likewise.
3423 * script-sections.cc
3424 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3426 (Sections_elememt_dot_assignment::set_section_addresses):
3428 (Output_data_expression::do_write_to_buffer): Likewise.
3429 (Output_section_definition::finalize_symbols): Likewise.
3430 (Output_section_definition::set_section_addresses): Likewise.
3432 2010-09-30 Doug Kwan <dougkwan@google.com>
3434 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3436 2010-09-28 Sriraman Tallam <tmsriram@google.com>
3438 * target.h (Target::can_icf_inline_merge_sections): New virtual
3440 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3442 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3444 * icf.cc (get_section_contents): Inline merge sections only when
3447 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3449 * configure: Regenerate.
3451 2010-09-17 Ian Lance Taylor <iant@google.com>
3453 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
3454 * testsuite/Makefile.am (memory_test.o): New target.
3455 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3457 * testsuite/Makefile.in: Rebuild.
3459 2010-09-17 Doug Kwan <dougkwan@google.com>
3461 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3462 defintion if relocation uses GOT entries of the symbol.
3463 * testsuite/icf_safe_test.sh: Fix test.
3464 * testsuite/icf_safe_so_test.sh: Fix test.
3466 2010-09-16 Cary Coutant <ccoutant@google.com>
3468 * script_sections.cc (class Memory_region): Remove "NULL" from
3469 vector initializations.
3471 2010-09-15 Cary Coutant <ccoutant@google.com>
3473 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3474 Resolve forwarding symbols.
3476 2010-09-15 Doug Kwan <dougkwan@google.com>
3478 * gold/testsuite/script_test_3.t: Add ARM special sections.
3479 * gold/testsuite/script_test_4.t: Same.
3480 * gold/testsuite/script_test_5.t: Same.
3481 * gold/testsuite/script_test_6.t: Same.
3482 * gold/testsuite/script_test_7.t: Same.
3483 * gold/testsuite/script_test_7.t: Same.
3484 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3486 2010-09-14 Cary Coutant <ccoutant@google.com>
3488 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3489 (Target_x86_64::Relocate::relocate_tls): Replace check for
3490 saw_tls_block_reloc_ with test for executable section.
3492 2010-09-12 Cary Coutant <ccoutant@google.com>
3494 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3495 position-independent executables to shared libraries need dynamic
3497 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3498 position-independent executables.
3499 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3500 * testsuite/Makefile.in: Regenerate.
3502 2010-09-10 Nick Clifton <nickc@redhat.com>
3505 * testsuite/memory_test.t: Discard any sections that are not
3508 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3511 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3512 "This::" to work around a bug in gcc 4.2.
3514 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3516 2010-09-09 Rafael Espindola <espindola@google.com>
3518 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3519 sections with different PF_X flags in the same segment.
3520 (Layout::find_first_load_seg): Search all segments to find the first
3522 * options.h (rosegment): New.
3524 2010-09-08 Rafael Espindola <espindola@google.com>
3526 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
3528 2010-09-08 Doug Kwan <dougkwan@google.com>
3530 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3531 (Arm_relobj::do_relocate_sections): Add new parameter for output
3532 file to match the parent.
3533 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3534 of local symbols instead of input values. Update code to track
3535 changes in gold::relocate_section.
3536 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3537 (Sized_relobj::compute_final_local_value_internal): New methods.
3538 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3539 body into private version of Sized_relobj::compute_final_local_value.
3540 Call the inline method.
3541 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3542 merged symbol value if there is one.
3543 (Symbol_value::has_output_value): New method defintiion.
3544 (Sized_relobj::Compute_final_local_value_status): New enum type.
3545 (Sized_relobj::compute_final_local_value): New methods.
3546 (Sized_relobj::compute_final_local_value_internal): New methods.
3547 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3548 and arm_cortex_a8.sh.
3549 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3550 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3552 * Makefile.in: Regenerate.
3553 * testsuite/arm_bl_out_of_range.s: Update test.
3554 * testsuite/thumb_bl_out_of_range.s: Ditto.
3555 * testsuite/thumb_blx_out_of_range.s: Ditto.
3556 * testsuite/arm_branch_out_of_range.sh: New file.
3557 * testsuite/arm_cortex_a8.sh: Ditto.
3558 * testsuite/arm_cortex_a8_b.s: Ditto.
3559 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3560 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3561 * testsuite/arm_cortex_a8_bl.s: Ditto.
3562 * testsuite/arm_cortex_a8_blx.s: Ditto.
3563 * testsuite/arm_cortex_a8_local.s: Ditto.
3564 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3565 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3567 2010-09-08 Rafael Espindola <espindola@google.com>
3569 * Makefile.am (memory_test.stdout): Run readelf with -W.
3570 * Makefile.in: Regenerate.
3571 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3574 2010-09-08 Rafael Espindola <espindola@google.com>
3576 * script-sections.cc (Script_sections::add_memory_region): Convert
3577 field precision to int.
3578 * script.cc (script_set_section_region, script_set_section_region):
3579 Convert field precision to int.
3581 2010-09-08 Rafael Espindola <espindola@google.com>
3583 * arm.cc (do_finalize_sections): Create the __exidx_start and
3584 __exdix_end symbols even when the section is missing.
3586 2010-09-08 Nick Clifton <nickc@redhat.com>
3588 * README: Remove claim that MEMORY is not supported.
3589 * expression.cc (script_exp_function_origin)
3590 (script_exp_function_length): Move from here to ...
3591 * script.cc: ... here.
3592 (script_set_section_region, script_add_memory)
3593 (script_parse_memory_attr, script_include_directive): New
3595 * script-sections.cc
3596 (class Memory_region): New class.
3597 (class Output_section_definition): Add set_memory_region,
3598 set_section_vma, set_section_lma and get_section_name methods.
3599 (class Script_Sections): Add add_memory_region,
3600 find_memory_region, find_memory_region_origin,
3601 find_memory_region_length and set_memory_region methods.
3602 Have set_section_addresses method walk the list of set memory
3604 Extend the print methos to display memory regions.
3605 * script-sections.h: Add prototypes for new methods.
3606 Add enum for MEMORY region attributes.
3607 * yyscript.y: Add support for parsing MEMORY regions.
3608 * script-c.h: Add prototypes for new functions.
3609 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3610 * testsuite/Makefile.in: Regenerate.
3611 * testsuite/memory_test.sh: New script.
3612 * testsuite/memory_test.s: New assembler source file.
3613 * testsuite/memory_test.t: New linker script.
3615 2010-08-27 Doug Kwan <dougkwan@google.com>
3617 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3618 reference override an existing dynamic weak reference.
3619 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3620 * testsuite/Makefile.in: Regenerate.
3621 * testsuite/dyn_weak_ref.sh: New file.
3622 * testsuite/dyn_weak_ref_1.c: Ditto.
3623 * testsuite/dyn_weak_ref_2.c: Ditto.
3625 2010-08-27 Ian Lance Taylor <iant@google.com>
3627 * incremental.h (class Incremental_input_entry): Add virtual
3630 2010-08-27 Ian Lance Taylor <iant@google.com>
3632 * testsuite/start_lib_test_3.c: Mark t3 as used.
3634 2010-08-27 Nick Clifton <nickc@redhat.com>
3636 * options.cc (version_script): Fix small typo in previous
3639 2010-08-25 Nick Clifton <nickc@redhat.com>
3641 * archive.cc: Formatting fixes: Remove whitespace between
3642 typename and following asterisk. Remove whitespace between
3643 function name and opening parenthesis.
3644 * archive.h: Likewise.
3646 * attributes.cc: Likewise.
3647 * attributes.h: Likewise.
3648 * common.cc: Likewise.
3649 * copy-relocs.cc: Likewise.
3650 * dirsearch.h: Likewise.
3651 * dynobj.cc: Likewise.
3652 * ehframe.cc: Likewise.
3653 * ehframe.h: Likewise.
3654 * expression.cc: Likewise.
3655 * fileread.cc: Likewise.
3656 * fileread.h: Likewise.
3658 * gold-threads.cc: Likewise.
3659 * gold.cc: Likewise.
3660 * i386.cc: Likewise.
3662 * incremental-dump.cc: Likewise.
3663 * incremental.cc: Likewise.
3664 * layout.cc: Likewise.
3665 * layout.h: Likewise.
3666 * main.cc: Likewise.
3667 * merge.cc: Likewise.
3668 * merge.h: Likewise.
3669 * object.cc: Likewise.
3670 * object.h: Likewise.
3671 * options.cc: Likewise.
3672 * options.h: Likewise.
3673 * output.cc: Likewise.
3674 * output.h: Likewise.
3675 * plugin.cc: Likewise.
3676 * plugin.h: Likewise.
3677 * powerpc.cc: Likewise.
3678 * reloc.cc: Likewise.
3679 * script-c.h: Likewise.
3680 * script-sections.cc: Likewise.
3681 * script.cc: Likewise.
3682 * stringpool.cc: Likewise.
3683 * symtab.cc: Likewise.
3684 * symtab.h: Likewise.
3685 * target.cc: Likewise.
3686 * timer.cc: Likewise.
3687 * timer.h: Likewise.
3688 * version.cc: Likewise.
3689 * x86_64.cc: Likewise.
3691 2010-08-24 Nick Clifton <nickc@redhat.com>
3694 * layout.cc (segment_precedes): Sort segments by their physical
3695 addresses, if they have been set.
3697 2010-08-23 Cary Coutant <ccoutant@google.com>
3699 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3701 (Lib_group::include_member): Unlock object after deleting its
3703 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3706 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3707 Cary Coutant <ccoutant@google.com>
3709 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3710 constructor, and set_blocker.
3711 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3713 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3714 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3715 * testsuite/Makefile.am (start_lib_test): New test case.
3716 * testsuite/Makefile.in: Regenerate.
3717 * testsuite/start_lib_test_main.c: New file.
3718 * testsuite/start_lib_test_1.c: New file.
3719 * testsuite/start_lib_test_2.c: New file.
3720 * testsuite/start_lib_test_3.c: New file.
3722 2010-08-19 Ian Lance Taylor <iant@google.com>
3724 * Makefile.in: Rebuild with automake 1.11.1.
3725 * aclocal.m4: Likewise.
3726 * testsuite/Makefile.in: Likewise.
3728 2010-08-19 Ian Lance Taylor <iant@google.com>
3731 * i386.cc (class Output_data_plt_i386): Update declarations.
3732 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3733 local_ifuncs_ fields.
3734 (Target_i386::do_plt_section_for_global): New function.
3735 (Target_i386::do_plt_section_for_local): New function.
3736 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3737 parameter; change all callers. Initialize global_ifuncs_ and
3738 local_ifuncs_. If doing a static link define __rel_iplt_start and
3740 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3741 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3742 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3744 (Target_i386::make_plt_section): New function, broken out of
3745 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3746 (Target_i386::make_plt_entry): Call make_plt_section.
3747 (Target_i386::make_local_ifunc_plt_entry): New function.
3748 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3749 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3750 R_386_IRELATIVE to switch.
3751 (Target_i386::Scan::global): Likewise.
3752 (Target_i386::Relocate::relocate): Likewise.
3753 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3755 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3756 (Target_x86_64::do_plt_section_for_global): New function.
3757 (Target_x86_64::do_plt_section_for_local): New function.
3758 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3759 parameter; change all callers. If doing a static link define
3760 __rela_iplt_start and __rela_iplt_end.
3761 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3762 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3763 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3765 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3766 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3768 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3769 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3770 R_X86_64_IRELATIVE to switch.
3771 (Target_x86_64::Scan::global): Likewise.
3772 (Target_x86_64::Relocate::relocate): Likewise.
3773 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3775 * target.h (class Target): Add plt_section_for_global and
3776 plt_section_for_local functions. Add do_plt_section_for_global
3777 and do_plt_section_for_local virtual functions.
3778 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3779 clarifying comments.
3780 (Symbol::use_plt_offset): Handle IFUNC symbol.
3781 * object.cc (Sized_relobj::Sized_relobj): Initialize
3783 (Sized_relobj::local_has_plt_offset): New function.
3784 (Sized_relobj::local_plt_offset): New function.
3785 (Sized_relobj::set_local_plt_offset): New function.
3786 (Sized_relobj::do_count): Handle IFUNC symbol.
3787 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3788 a bit away from input_shndx_ field. Add set_is_func_symbol and
3789 is_ifunc_symbol functions.
3790 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3791 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3792 local_plt_offsets_ field.
3793 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3794 * output.h (class Output_section_data): Add non-const
3795 output_section function.
3796 (class Output_data_got): Update declarations.
3797 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3798 Add use_plt_offset parameter to global and local constructors.
3799 Change all callers. Change local_sym_index_ field to 31 bits.
3800 Change GSYM_CODE and CONSTANT_CODE accordingly.
3801 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3802 doing a static link don't set sh_link field.
3803 (Output_data_got::Got_entry::write): Use PLT offset if
3805 (Output_data_got::add_global_plt): New function.
3806 (Output_data_got::add_local_plt): New function.
3807 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3808 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3809 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3810 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3811 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3813 * testsuite/ifunc-sel.h: New file.
3814 * testsuite/ifuncmain1.c: New file.
3815 * testsuite/ifuncmain1vis.c: New file.
3816 * testsuite/ifuncmod1.c: New file.
3817 * testsuite/ifuncdep2.c: New file.
3818 * testsuite/ifuncmain2.c: New file.
3819 * testsuite/ifuncmain3.c: New file.
3820 * testsuite/ifuncmod3.c: New file.
3821 * testsuite/ifuncmain4.c: New file.
3822 * testsuite/ifuncmain5.c: New file.
3823 * testsuite/ifuncmod5.c: New file.
3824 * testsuite/ifuncmain6pie.c: New file.
3825 * testsuite/ifuncmod6.c: New file.
3826 * testsuite/ifuncmain7.c: New file.
3827 * configure, testsuite/Makefile.in: Rebuild.
3829 2010-08-18 Ian Lance Taylor <iant@google.com>
3832 (Output_section_incremental_inputs::write_input_files): Add cast
3833 to avoid signed/unsigned comparison warning.
3834 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3836 2010-08-12 Cary Coutant <ccoutant@google.com>
3838 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3840 2010-08-13 Ian Lance Taylor <iant@google.com>
3842 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3844 2010-08-12 Cary Coutant <ccoutant@google.com>
3845 Doug Kwan <dougkwan@google.com>
3847 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3848 defintion overrides non-weak undef, remember that the original undef
3850 * symtab.cc (Symbol_table::sized_write_global): For undef without
3851 an original weak binding, set binding to global in output.
3852 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3853 * testsuite/Makefile.in: Regenerate.
3854 * testsuite/strong_ref_weak_def.sh: New file.
3855 * testsuite/strong_ref_weak_def_1.c: Ditto.
3856 * testsuite/strong_ref_weak_def_2.c: Ditto.
3858 2010-08-12 Cary Coutant <ccoutant@google.com>
3860 * testsuite/incremental_test.sh: Rewrite.
3861 * testsuite/incremental_test_1.c: Rewrite.
3862 * testsuite/incremental_test_2.c: Rewrite.
3864 2010-08-12 Cary Coutant <ccoutant@google.com>
3866 * arm.cc (Target_arm::got_size): Add const.
3867 (Target_arm::got_entry_count): New function.
3868 (Target_arm::plt_entry_count): New function.
3869 (Target_arm::first_plt_entry_offset): New function.
3870 (Target_arm::plt_entry_size): New function.
3871 (Output_data_plt_arm::entry_count): New function.
3872 (Output_data_plt_arm::first_plt_entry_offset): New function.
3873 (Output_data_plt_arm::get_plt_entry_size): New function.
3874 * i386.cc (Target_i386::got_size): Add const.
3875 (Target_i386::got_entry_count): New function.
3876 (Target_i386::plt_entry_count): New function.
3877 (Target_i386::first_plt_entry_offset): New function.
3878 (Target_i386::plt_entry_size): New function.
3879 (Output_data_plt_i386::entry_count): New function.
3880 (Output_data_plt_i386::first_plt_entry_offset): New function.
3881 (Output_data_plt_i386::get_plt_entry_size): New function.
3882 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3883 find_incremental_inputs_sections. Dump incremental_got_plt section.
3884 * incremental.cc: Include target.h.
3885 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3886 parameter. Adjust all callers. Find incremental_got_plt section.
3887 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3889 (Output_section_incremental_inputs::set_final_data_size): Calculate
3890 size of incremental_got_plt section.
3891 (Output_section_incremental_inputs::do_write): Write the
3892 incremental_got_plt section.
3893 (Got_plt_view_info): New struct.
3894 (Local_got_offset_visitor): New class.
3895 (Global_got_offset_visitor): New class.
3896 (Global_symbol_visitor_got_plt): New class.
3897 (Output_section_incremental_inputs::write_got_plt): New function.
3898 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3899 Add parameter. Adjust all callers.
3900 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3901 (Incremental_inputs::got_plt_section): New function.
3902 (Incremental_inputs::got_plt_section_): New data member.
3903 (Incremental_got_plt_reader): New class.
3904 * layout.cc (Layout::create_incremental_info_sections): Add the
3905 incremental_got_plt section.
3906 * object.h (Got_offset_list::get_list): New function.
3907 (Got offset_list::for_all_got_offsets): New function.
3908 (Sized_relobj::local_got_offset_list): New function.
3909 * powerpc.cc (Target_powerpc::got_size): Add const.
3910 (Target_powerpc::got_entry_count): New function.
3911 (Target_powerpc::plt_entry_count): New function.
3912 (Target_powerpc::first_plt_entry_offset): New function.
3913 (Target_powerpc::plt_entry_size): New function.
3914 (Output_data_plt_powerpc::entry_count): New function.
3915 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3916 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3917 * sparc.cc (Target_sparc::got_size): Add const.
3918 (Target_sparc::got_entry_count): New function.
3919 (Target_sparc::plt_entry_count): New function.
3920 (Target_sparc::first_plt_entry_offset): New function.
3921 (Target_sparc::plt_entry_size): New function.
3922 (Output_data_plt_sparc::entry_count): New function.
3923 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3924 (Output_data_plt_sparc::get_plt_entry_size): New function.
3925 * symtab.h (Symbol::got_offset_list): New function.
3926 (Symbol_table::for_all_symbols): New function.
3927 * target.h (Sized_target::got_entry_count): New function.
3928 (Sized_target::plt_entry_count): New function.
3929 (Sized_target::plt_entry_size): New function.
3930 * x86_64.cc (Target_x86_64::got_size): Add const.
3931 (Target_x86_64::got_entry_count): New function.
3932 (Target_x86_64::plt_entry_count): New function.
3933 (Target_x86_64::first_plt_entry_offset): New function.
3934 (Target_x86_64::plt_entry_size): New function.
3935 (Output_data_plt_x86_64::entry_count): New function.
3936 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3937 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3939 2010-08-12 Cary Coutant <ccoutant@google.com>
3941 * archive.cc: Include incremental.h.
3942 (Archive::Archive): Initialize incremental_info_.
3943 (Archive::include_member): Record archive members in incremental info.
3944 (Add_archive_symbols::run): Record begin and end of an archive in
3946 (Lib_group::include_member): Record objects in incremental info.
3947 * archive.h (Incremental_archive_entry): Forward declaration.
3948 (Archive::set_incremental_info): New member function.
3949 (Archive::incremental_info): New member function.
3950 (Archive::Unused_symbol_iterator): New class.
3951 (Archive::unused_symbols_begin): New member function.
3952 (Archive::unused_symbols_end): New member function.
3953 (Archive::incremental_info_): New data member.
3954 * incremental-dump.cc (find_input_containing_global): New function.
3955 (dump_incremental_inputs): Dump new incremental info sections.
3956 * incremental.cc: Include symtab.h.
3957 (Output_section_incremental_inputs): New class.
3958 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3959 new incremental info sections.
3960 (Sized_incremental_binary::do_check_inputs): Likewise.
3961 (Incremental_inputs::report_archive): Remove.
3962 (Incremental_inputs::report_archive_begin): New function.
3963 (Incremental_inputs::report_archive_end): New function.
3964 (Incremental_inputs::report_object): New function.
3965 (Incremental_inputs::finalize_inputs): Remove.
3966 (Incremental_inputs::report_input_section): New function.
3967 (Incremental_inputs::report_script): Rewrite.
3968 (Incremental_inputs::finalize): Do nothing but finalize string table.
3969 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3970 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3971 (Incremental_inputs::create_data_sections): New function.
3972 (Incremental_inputs::relocs_entsize): New function.
3973 (Output_section_incremental_inputs::set_final_data_size): New function.
3974 (Output_section_incremental_inputs::do_write): New function.
3975 (Output_section_incremental_inputs::write_header): New function.
3976 (Output_section_incremental_inputs::write_input_files): New function.
3977 (Output_section_incremental_inputs::write_info_blocks): New function.
3978 (Output_section_incremental_inputs::write_symtab): New function.
3979 * incremental.h (Incremental_script_entry): Forward declaration.
3980 (Incremental_object_entry): Forward declaration.
3981 (Incremental_archive_entry): Forward declaration.
3982 (Incremental_inputs): Forward declaration.
3983 (Incremental_inputs_header_data): Remove.
3984 (Incremental_inputs_header): Remove.
3985 (Incremental_inputs_header_write): Remove.
3986 (Incremental_inputs_entry_data): Remove.
3987 (Incremental_inputs_entry): Remove.
3988 (Incremental_inputs_entry_write): Remove.
3989 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3990 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3991 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3992 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3994 (Incremental_input_entry): New class.
3995 (Incremental_script_entry): New class.
3996 (Incremental_object_entry): New class.
3997 (Incremental_archive_entry): New class.
3998 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3999 (Incremental_inputs::report_inputs): Remove.
4000 (Incremental_inputs::report_archive): Remove.
4001 (Incremental_inputs::report_archive_begin): New function.
4002 (Incremental_inputs::report_archive_end): New function.
4003 (Incremental_inputs::report_object): Change prototype.
4004 (Incremental_inputs::report_input_section): New function.
4005 (Incremental_inputs::report_script): Change prototype.
4006 (Incremental_inputs::get_reloc_count): New function.
4007 (Incremental_inputs::set_reloc_count): New function.
4008 (Incremental_inputs::create_data_sections): New function.
4009 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4010 (Incremental_inputs::inputs_section): New function.
4011 (Incremental_inputs::symtab_section): New function.
4012 (Incremental_inputs::relocs_section): New function.
4013 (Incremental_inputs::get_stringpool): Add const.
4014 (Incremental_inputs::command_line): Add const.
4015 (Incremental_inputs::inputs): Remove.
4016 (Incremental_inputs::command_line_key): New function.
4017 (Incremental_inputs::input_file_count): New function.
4018 (Incremental_inputs::input_files): New function.
4019 (Incremental_inputs::relocs_entsize): New function.
4020 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4021 (Incremental_inputs::finalize_inputs): Remove.
4022 (Incremental_inputs::Input_info): Remove.
4023 (Incremental_inputs::lock_): Remove.
4024 (Incremental_inputs::inputs_): Change type.
4025 (Incremental_inputs::inputs_map_): Remove.
4026 (Incremental_inputs::current_object_entry_): New data member.
4027 (Incremental_inputs::inputs_section_): New data member.
4028 (Incremental_inputs::symtab_section_): New data member.
4029 (Incremental_inputs::relocs_section_): New data member.
4030 (Incremental_inputs::reloc_count_): New data member.
4031 (Incremental_inputs_reader): New class.
4032 (Incremental_symtab_reader): New class.
4033 (Incremental_relocs_reader): New class.
4034 * layout.cc (Layout::finalize): Move finalization of incremental info
4035 and creation of incremental info sections to follow finalization of
4036 symbol table. Set offsets for postprocessing sections.
4037 (Layout::create_incremental_info_sections): Call
4038 Incremental_inputs::create_data_sections. Add incremental symtab
4039 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
4040 sections to layout after input sections.
4041 * layout.h (struct Timespec): Forward declaration.
4042 (Layout::incremental_inputs): Add const.
4043 (Layout::create_incremental_info_sections): Add parameter.
4044 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
4045 * object.cc: Include incremental.h.
4046 (Relobj::finalize_incremental_relocs): New function.
4047 (Sized_relobj::do_layout): Record input sections in incremental info.
4048 * object.h (Object::output_section): New function.
4049 (Object::output_section_offset): Moved from Relobj.
4050 (Object::get_incremental_reloc_base): New function.
4051 (Object::get_incremental_reloc_count): New function.
4052 (Object::do_output_section): New function.
4053 (Object::do_output_section_offset): Moved from Relobj.
4054 (Object::do_get_incremental_reloc_base): New function.
4055 (Object::do_get_incremental_reloc_count): New function.
4056 (Object::Object): Initialize new data members.
4057 (Relobj::output_section): Renamed do_output_section and moved to
4059 (Relobj::output_section_offset): Moved to Object.
4060 (Relobj::do_get_incremental_reloc_base): New function.
4061 (Relobj::do_get_incremental_reloc_count): New function.
4062 (Relobj::allocate_incremental_reloc_counts): New function.
4063 (Relobj::count_incremental_reloc): New function.
4064 (Relobj::finalize_incremental_relocs): New function.
4065 (Relobj::next_incremental_reloc_index): New function.
4066 (Relobj::reloc_counts_): New data member.
4067 (Relobj::reloc_bases_): New data member.
4068 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
4069 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
4070 (Sized_relobj::incremental_relocs_scan): New function.
4071 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4072 (Sized_relobj::incremental_relocs_write): New function.
4073 (Sized_relobj::incremental_relocs_write_reltype): New function.
4074 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
4076 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
4077 archives and object files elsewhere.
4078 (Add_symbols::run): Report object files here.
4079 (Finish_group::run): Report end of archive at end of group.
4080 * reloc.cc: Include layout.h, incremental.h.
4081 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
4082 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
4083 (Sized_relobj::incremental_relocs_scan): New function.
4084 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4085 (Sized_relobj::do_relocate_sections): Write incremental relocations.
4086 (Sized_relobj::incremental_relocs_write): New function.
4087 (Sized_relobj::incremental_relocs_write_reltype): New function.
4088 * script.cc (read_input_script): Rewrite test for incremental link.
4089 Change call to Incremental_inputs::report_script.
4090 * symtab.h (Symbol_table::first_global_index): New function.
4091 (Symbol_table::output_count): New function.
4093 2010-08-12 Doug Kwan <dougkwan@google.com>
4095 * arm.cc (Target_arm::merge_object_attributes): Check command line
4096 options --no-wchar-size-warning and --no-enum-size-warning.
4097 * options.h (General_options): Add ld-compatible options
4098 --no-enum-size-warning and --no-wchar-size-warning.
4100 2010-08-04 Ian Lance Taylor <iant@google.com>
4102 * x86_64.cc (Target_x86_64::Scan::local): Use
4103 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
4104 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
4105 (Target_x86_64::Scan::global): Likewise.
4106 (Target_x86_64::Relocate::relocate): Likewise.
4107 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
4110 2010-08-03 Cary Coutant <ccoutant@google.com>
4112 * merge.cc (Output_merge_string::do_add_input_section): Count strings
4113 to reserve space in merged_strings vector. Keep total input size
4115 (Output_merge_string::do_print_merge_stats): Print total input size.
4116 * merge.h (Output_merge_string): Add input_size_ field.
4117 * stringpool.cc (Stringpool_template::string_length): Move
4118 implementations out of Stringpool_template class and place in
4120 * stringpool.h (string_length): Move out of Stringpool_template.
4122 2010-08-03 Ian Lance Taylor <iant@google.com>
4125 * layout.cc (relaxation_loop_body): If address of load segment is
4126 set, adjust address to include headers if possible.
4128 2010-08-03 Ian Lance Taylor <iant@google.com>
4130 * version.cc (version_string): Bump to 1.10.
4132 2010-08-03 Ian Lance Taylor <iant@google.com>
4135 * layout.h (enum Output_section_order): Define.
4136 (class Layout): Update declarations.
4137 * layout.cc (Layout::get_output_section): Add order parameter.
4138 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
4139 is_first_non_relro parameters. Change all callers.
4140 (Layout::choose_output_section): Likewise.
4141 (Layout::add_output_section_data): Likewise.
4142 (Layout::make_output_section): Likewise. Set order.
4143 (Layout::default_section_order): New function.
4144 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
4145 * output.cc (Output_section::Output_section): Initialize order_.
4146 Don't initialize deleted fields.
4147 (Output_segment::Output_segment): Don't initialize deleted
4149 (Output_segment::add_output_section_to_load): New function
4150 replacing add_output_section. Change all callers to call this or
4151 add_output_section_to_nonload.
4152 (Output_segment::add_output_section_to_nonload): New function.
4153 (Output_segment::remove_output_section): Rewrite.
4154 (Output_segment::add_initial_output_data): Likewise.
4155 (Output_segment::has_any_data_sections): Likewise.
4156 (Output_segment::is_first_section_relro): Likewise.
4157 (Output_segment::maximum_alignment): Likewise.
4158 (Output_segment::has_dynamic_reloc): New function replacing
4159 dynamic_reloc_count. Change all callers.
4160 (Output_segment::has_dynamic_reloc_list): New function replacing
4161 dynamic_reloc_count_list. Change all callers.
4162 (Output_segment::set_section_addresses): Rewrite.
4163 (Output_segment::set_offset): Rewrite.
4164 (Output_segment::find_first_and_last_list): Remove.
4165 (Output_segment::set_tls_offsets): Rewrite.
4166 (Output_segment::first_section_load_address): Likewise.
4167 (Output_segment::output_section_count): Likewise.
4168 (Output_segment::section_with_lowest_load_address): Likewise.
4169 (Output_segment::write_section_headers): Likewise.
4170 (Output_segment::print_sections_to_map): Likewise.
4171 * output.h (class Output_data): Remove dynamic_reloc_count_
4172 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
4173 (Output_data::add_dynamic_reloc): Rewrite.
4174 (Output_data::has_dynamic_reloc): New function.
4175 (Output_data::dynamic_reloc_count): Remove.
4176 (class Output_section): Add order_ field. Remvoe is_relro_local_,
4177 is_last_relro_, is_first_non_relro_, is_interp_,
4178 is_dynamic_linker_section_ fields. Add order and set_order
4179 functions. Remove is_relro_local, set_is_relro_local,
4180 is_last_relro, set_is_last_relro, is_first_non_relro,
4181 set_is_first_non_relro functions, is_interp, set_is_interp,
4182 is_dynamic_linker_section, and set_is_dynamic_linker_section
4184 (class Output_segment): Change Output_data_list from std::list to
4185 std:;vector. Add output_lists_ field. Remove output_data_ and
4186 output_bss_ fields. Update declarations.
4188 2010-08-02 Ian Lance Taylor <iant@google.com>
4190 * arm.cc (Target_arm::gc_process_relocs): Use typename.
4191 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
4192 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
4194 2010-08-02 Ian Lance Taylor <iant@google.com>
4197 * script.cc (Script_options::Script_options): Initialize
4198 symbol_definitions_ and symbol_references_.
4199 (Script_options::add_symbol_assignment): Update
4200 symbol_definitions_ and symbol_references_.
4201 (Script_options::add_symbol_reference): New function.
4202 (script_symbol): New function.
4203 * script.h (class Script_options): Add symbol_definitions_ and
4204 symbol_references_ fields.
4205 (Script_options::referenced_const_iterator): New type.
4206 (Script_options::referenced_begin): New function.
4207 (Script_options::referenced_end): New function.
4208 (Script_options::is_referenced): New function.
4209 (Script_options::any_unreferenced): New function.
4210 * script-c.h (script_symbol): Declare.
4211 * yyscript.y (exp): Call script_symbol.
4212 * symtab.cc: Include "script.h".
4213 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4214 Change all callers. Check symbols referenced by scripts.
4215 (Symbol_table::add_undefined_symbols_from_command_line): Add
4216 layout parameter. Change all callers.
4217 (Symbol_table::do_add_undefined_symbols_from_command_line):
4218 Likewise. Break out loop body. Check symbols referenced by
4220 (Symbol_table::add_undefined_symbol_from_command_line): New
4221 function broken out of
4222 do_add_undefined_symbols_from_command_line.
4223 * symtab.h (class Symbol_table): Update declarations.
4224 * archive.cc: Include "layout.h".
4225 (Archive::should_include_member): Add layout parameter. Change
4226 all callers. Check for symbol mentioned in expression.
4227 * archive.h (class Archive): Update declaration.
4228 * object.cc (Sized_relobj::do_should_include_member): Add layout
4230 * object.h (Object::should_include_member): Add layout parameter.
4232 (Object::do_should_include_member): Add layout parameter.
4233 (class Sized_relobj): Update declaration.
4234 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4236 * dynobj.h (class Sized_dynobj): Update declaration.
4237 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4239 * plugin.h (class Sized_pluginobj): Update declaration.
4241 2010-08-02 Ian Lance Taylor <iant@google.com>
4244 * output.cc (Output_segment::set_offset): Search for the first and
4245 last sections rather than assuming that the list is in order.
4246 (Output_segment::find_first_and_last_list): New function.
4247 * output.h (class Output_segment): Update declarations.
4248 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4249 (relro_strip_test_SOURCES): New variable.
4250 (relro_strip_test_DEPENDENCIES): New variable.
4251 (relro_strip_test_LDFLAGS): New variable.
4252 (relro_strip_test_LDADD): New variable.
4253 (relro_strip_test.so): New target.
4255 2010-08-02 Ian Lance Taylor <iant@google.com>
4257 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4258 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4259 (Target_i386::got_tlsdesc_section): New function.
4260 (Target_i386::got_section): Create space for GOT entries for
4261 TLSDESC relocations.
4262 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4264 (Target_i386::Scan::global): Likewise.
4265 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4267 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4268 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4269 (Target_x86_64::got_tlsdesc_section): New function.
4270 (Target_x86_64::got_section): Create space for GOT entries for
4271 TLSDESC relocations.
4272 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4274 (Target_x86_64::Scan::global): Likewise.
4275 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4278 2010-08-02 Ian Lance Taylor <iant@google.com>
4280 * testsuite/final_layout.sh: Use dc to convert from hex to
4283 2010-07-29 Sriraman Tallam <tmsriram@google.com>
4285 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4286 paramter to the call to gold::gc_process_relocs.
4287 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4288 paramter to the call to gold::gc_process_relocs.
4289 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4290 parameter to the call to gold::gc_process_relocs.
4291 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4292 template parameter to the call to gold::gc_process_relocs.
4293 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4294 paramter to the call to gold::gc_process_relocs.
4295 * gc.h (get_embedded_addend_size): New function.
4296 (gc_process_relocs): Save the size of the reloc for use by ICF.
4297 * icf.cc (get_section_contents): Get the addend from the text section
4298 for SHT_REL relocation sections.
4299 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4300 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4301 * int_encoding.h (read_from_pointer): New overloaded function.
4302 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4303 * testsuite/icf_sht_rel_addend_test.sh: New file.
4304 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4305 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4307 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4309 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4310 * Makefile.in: Regenerate.
4311 * testsuite/Makefile.in: Regenerate.
4313 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4315 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4316 * gold/testsuite/debug_msg.cc: Likewise.
4317 * gold/testsuite/odr_violation1.cc
4318 * gold/testsuite/odr_violation2.cc
4320 2010-07-21 Cary Coutant <ccoutant@google.com>
4322 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4323 string, and length fields.
4324 (Output_merge_string::Merged_strings_list): New type.
4325 (Output_merge_string::Merged_strings_lists): New typedef.
4326 (Output_merge_string): Replace merged_strings_ with
4327 merged_strings_lists_.
4328 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4329 Merged_strings_list per input object and section. Don't store pointer
4330 to the string. Don't store length with each merged string entry.
4331 (Output_merge_string::finalize_merged_data): Loop over list of merged
4332 strings lists. Recompute length of each merged string.
4334 2010-07-15 Cary Coutant <ccoutant@google.com>
4336 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4339 2010-07-14 Ian Lance Taylor <iant@google.com>
4341 * descriptors.cc (Descriptors::open): Report correct name in error
4344 2010-07-13 Doug Kwan <dougkwan@google.com>
4346 * arm.cc (Arm_input_section::Arm_input_section): For a
4347 SHT_ARM_EXIDX section, always keeps the input sections.
4348 (Arm_input_section::set_exidx_section_link): New method.
4349 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4350 has_errors_ to false.
4351 (Arm_exidx_input_section::has_errors,
4352 Arm_exidx_input_section::set_has_errors): New methods.
4353 (Arm_exidx_input_section::has_errors_): New data member.
4354 (Arm_relobj::get_exidx_shndx_list): New method.
4355 (Arm_output_section::append_text_sections_to_list): Do not skip
4356 section without SHF_EXECINSTR.
4357 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4359 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4360 section header. Make error messages more verbose. Check for
4361 a non-executable section linked to an EXIDX section.
4362 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4363 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4364 check that there is no deferred EXIDX section if we exit early.
4365 Instead of not making an EXIDX section in case of an error, make one
4366 and set the has_errors flag of it.
4367 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4368 in a relocatable link.
4369 (Target_arm::do_relax): Look for the EXIDX output section instead of
4370 assuming that it is called .ARM.exidx.
4371 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4372 section list. Do not check for SHF_EXECINSTR section flags but
4373 skip any input section with errors.
4374 * output.cc (Output_section::Output_section): Initialize
4375 always_keeps_input_sections_ to false.
4376 (Output_section::add_input_section): Check for
4377 always_keeps_input_sections_.
4378 * output.h (Output_section::always_keeps_input_sections,
4379 Output_section::set_always_keeps_input_sections): New methods.
4380 (Output_section::always_keeps_input_sections): New data member.
4382 2010-07-13 Rafael Espindola <espindola@google.com>
4384 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4385 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4387 2010-07-13 Philip Herron <herron.philip@googlemail.com>
4388 Ian Lance Taylor <iant@google.com>
4390 * output.h (Output_section_lookup_maps::add_merge_section):
4391 Correct check of whether value was inserted.
4392 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4393 (Output_section_lookup_maps::add_relaxed_input_section):
4395 * arm.cc (Target_arm::got_section): Remove used local os.
4396 * i386.cc (Target_i386::got_section): Likewise.
4397 * x86_64.cc (Target_x86_64::got_section): Likewise.
4398 * sparc.cc (Target_sparc::got_section): Likewise.
4399 (Target_sparc::relocate): Remove unused local have_got_offset.
4400 * powerpc.cc (Target_powerpc::relocate): Likewise.
4402 2010-07-13 Ian Lance Taylor <iant@google.com>
4404 * compressed_output.cc (zlib_decompress): Fix signature in
4407 * archive.cc (Archive::include_member): Unlock an external member
4408 of a thin archive. Don't bother to delete an object we know is
4411 2010-07-12 Cary Coutant <ccoutant@google.com>
4413 * compressed_output.cc (zlib_decompress): New function.
4414 (get_uncompressed_size): New function.
4415 (decompress_input_section): New function.
4416 * compressed_output.h (get_uncompressed_size): New function.
4417 (decompress_input_section): New function.
4418 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4419 Handle compressed debug sections.
4420 * layout.cc (is_compressed_debug_section): New function.
4421 (Layout::output_section_name): Map compressed section names to
4423 * layout.h (is_compressed_debug_section): New function.
4424 (is_debug_info_section): Recognize compressed debug sections.
4425 * merge.cc: Include compressed_output.h.
4426 (Output_merge_data::do_add_input_section): Handle compressed
4428 (Output_merge_string::do_add_input_section): Handle compressed
4430 * object.cc: Include compressed_output.h.
4431 (Sized_relobj::Sized_relobj): Initialize new data members.
4432 (build_compressed_section_map): New function.
4433 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4434 * object.h (Object::section_is_compressed): New method.
4435 (Object::do_section_is_compressed): New method.
4436 (Sized_relobj::Compressed_section_map): New type.
4437 (Sized_relobj::do_section_is_compressed): New method.
4438 (Sized_relobj::compressed_sections_): New data member.
4439 * output.cc (Output_section::add_input_section): Handle compressed
4441 * reloc.cc: Include compressed_output.h.
4442 (Sized_relobj::write_sections): Handle compressed debug sections.
4444 2010-07-08 Cary Coutant <ccoutant@google.com>
4446 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4447 weak when resolving to a dynamic def.
4448 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4449 for weak undef/dynamic def cases. Adjust callers.
4450 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4451 undef_binding_weak_.
4452 (Symbol_table::sized_write_globals): Adjust symbol binding.
4453 (Symbol_table::sized_write_symbol): Add binding parameter.
4454 * symtab.h (Symbol::set_undef_binding): New method.
4455 (Symbol::is_undef_binding_weak): New method.
4456 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4457 (Symbol_table::should_override): Add new parameter.
4458 (Symbol_table::sized_write_symbol): Add new parameter.
4460 * testsuite/weak_undef_file1.cc: Add new test case.
4461 * testsuite/weak_undef_file2.cc: Fix header comment.
4462 * testsuite/weak_undef_test.cc: Add new test case.
4464 2010-06-29 Doug Kwan <dougkwan@google.com>
4466 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4467 Initialize USE_SYMBOL_.
4468 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4470 (Arm_reloc_property::uses_symbol_): New data member declaration.
4471 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4472 uses symbol value and symbol is undefined but not weakly undefined.
4474 2010-06-28 Rafael Espindola <espindola@google.com>
4476 * plugin.cc (Plugin::load): Use dlerror.
4478 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4480 * symtab.cc (detect_odr_violations): When reporting an ODR
4481 violation, report an object where the symbol is defined.
4483 2010-06-25 Doug Kwan <dougkwan@google.com>
4485 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4486 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4488 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4489 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4490 target hook to detect function points.
4491 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4492 * icf.h (Icf::check_section_for_function_pointers): Change type of
4493 parameter SECTION_NAME to const reference to std::string. Use
4494 target hook to determine if section may have unsafe pointers.
4495 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4498 2010-06-21 Rafael Espindola <espindola@google.com>
4500 * fileread.cc (Input_file::find_fie): New
4501 (Input_file::open): Use Input_file::find_fie.
4502 * fileread.h (Input_file::find_fie): New
4503 * plugin.cc (set_extra_library_path): New.
4504 (Plugin::load): Add set_extra_library_path to the transfer vector.
4505 (Plugin_manager::set_extra_library_path): New.
4506 (Plugin_manager::add_input_file): Use the extra search path if set.
4507 (set_extra_library_path(): New.
4508 * plugin.h (Plugin_manager): Add set_extra_library_path and
4511 2010-06-19 Cary Coutant <ccoutant@google.com>
4513 * layout.cc (gdb_sections): Add .debug_types.
4514 (lines_only_debug_sections): Likewise.
4516 2010-06-18 Rafael Espindola <espindola@google.com>
4518 * plugin.cc (add_input_file,add_input_library)
4519 (Plugin_manager::add_input_file): Make filename arguments const.
4520 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4523 2010-06-16 Doug Kwan <dougkwan@google.com>
4525 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4526 .ARM.attributes section if we have not merged any input
4527 attributes sections.
4529 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4531 * arm.cc: Allow combining objects with no EABI version
4534 2010-06-15 Rafael Espindola <espindola@google.com>
4536 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4538 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4540 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4541 (struct iovec): Correct !HAVE_READV definition.
4543 2010-06-10 Cary Coutant <ccoutant@google.com>
4545 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4546 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4548 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4551 * symtab.h (Symbol::is_placeholder): New member function.
4552 * target-reloc.h (relocate_section): Check for placeholder symbols.
4554 * testsuite/Makefile.am (plugin_test_8): New test.
4555 (plugin_test_9): New test.
4556 * testsuite/Makefile.in: Regenerate.
4558 2010-06-09 Nick Clifton <nickc@redhat.com>
4560 * yyscript.y (input_list_element): Allow strings prefixed with
4561 the '-' character. Treat these as libraries.
4562 * script.cc (script_add_library): New function. Adds a library
4563 specified by "-l<name>" found in an input script.
4564 * script-c.h: Add prototype for script_add_library.
4566 2010-06-07 Doug Kwan <dougkwan@google.com>
4568 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4569 Restrict stub-group size to be within long conditional branch
4570 range when working around cortex-A8 erratum.
4572 2010-06-07 Damien Diederen <dd@crosstwine.com>
4574 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4577 2010-06-03 Sriraman Tallam <tmsriram@google.com>
4581 (Output_section::Input_section_sort_entry::compare_section_ordering):
4582 Change to return non-zero correctly.
4583 (Output_section::Input_section_sort_section_order_index_compare
4584 ::operator()): Change to fix ambiguity in comparisons.
4586 2010-06-01 Sriraman Tallam <tmsriram@google.com>
4588 * gold.h (is_wildcard_string): New function.
4589 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4590 (Layout::layout_eh_frame): Ditto.
4591 (Layout::find_section_order_index): New method.
4592 (Layout::read_layout_from_file): New method.
4593 * layout.h (Layout::find_section_order_index): New method.
4594 (Layout::read_layout_from_file): New method.
4595 (Layout::input_section_position_): New private member.
4596 (Layout::input_section_glob_): New private member.
4597 * main.cc (main): Call read_layout_from_file here.
4598 * options.h (--section-ordering-file): New option.
4599 * output.cc (Output_section::input_section_order_specified_): New
4601 (Output_section::Output_section): Initialize new member.
4602 (Output_section::add_input_section): Add new parameter.
4603 Keep input sections when --section-ordering-file is used.
4604 (Output_section::set_final_data_size): Sort input sections when
4605 section ordering file is specified.
4606 (Output_section::Input_section_sort_entry): Add new parameter.
4608 (Output_section::Input_section_sort_entry::compare_section_ordering):
4610 (Output_section::Input_section_sort_compare::operator()): Change to
4611 consider section_order_index.
4612 (Output_section::Input_section_sort_init_fini_compare::operator()):
4613 Change to consider section_order_index.
4614 (Output_section::Input_section_sort_section_order_index_compare
4615 ::operator()): New method.
4616 (Output_section::sort_attached_input_sections): Change to sort
4617 according to section order when specified.
4618 (Output_section::add_input_section<32, true>): Add new parameter.
4619 (Output_section::add_input_section<64, true>): Add new parameter.
4620 (Output_section::add_input_section<32, false>): Add new parameter.
4621 (Output_section::add_input_section<64, false>): Add new parameter.
4622 * output.h (Output_section::add_input_section): Add new parameter.
4623 (Output_section::input_section_order_specified): New
4625 (Output_section::set_input_section_order_specified): New method.
4626 (Input_section::Input_section): Initialize section_order_index_.
4627 (Input_section::section_order_index): New method.
4628 (Input_section::set_section_order_index): New method.
4629 (Input_section::section_order_index_): New member.
4630 (Input_section::Input_section_sort_section_order_index_compare): New
4632 (Output_section::input_section_order_specified_): New member.
4633 * script-sections.cc (is_wildcard_string): Delete and move modified
4635 (Output_section_element_input::Output_section_element_input): Modify
4636 call to is_wildcard_string.
4637 (Output_section_element_input::Input_section_pattern
4638 ::Input_section_pattern): Ditto.
4639 (Output_section_element_input::Output_section_element_input): Ditto.
4640 * testsuite/Makefile.am (final_layout): New test case.
4641 * testsuite/Makefile.in: Regenerate.
4642 * testsuite/final_layout.cc: New file.
4643 * testsuite/final_layout.sh: New file.
4645 2010-06-01 Rafael Espindola <espindola@google.com>
4647 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4649 2010-06-01 Rafael Espindola <espindola@google.com>
4651 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4652 visibility of symbols.
4654 2010-05-27 Doug Kwan <dougkwan@google.com>
4656 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4657 from start of output section instead of address for a local symbol
4658 in a merged or relaxed section when doing a relocatable link.
4660 2010-05-26 Rafael Espindola <espindola@google.com>
4663 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4664 adding sections the garbage collector removed.
4665 * gold/testsuite/Makefile.am: Add test.
4666 * gold/testsuite/Makefile.in: Regenerate.
4667 * gold/testsuite/plugin_test_7.sh: New.
4668 * gold/testsuite/plugin_test_7_1.c: New.
4669 * gold/testsuite/plugin_test_7_2.c: New.
4671 2010-05-26 Rafael Espindola <espindola@google.com>
4673 * script-sections.cc (Output_section_definition::set_section_addresses):
4674 Check for --section-start.
4676 2010-05-26 Doug Kwan <dougkwan@google.com>
4678 * arm.cc (Arm_scan_relocatable_relocs): New class.
4679 (Target_arm::relocate_special_relocatable): New method.
4680 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4681 (Arm_relocate_functions::thumb_branch_common): Same.
4682 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4683 instead of Default_scan_relocatable_relocs.
4684 * target-reloc.h (relocate_for_relocatable): Let target handle
4685 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4686 * target.h (Sized_target::relocate_special_relocatable): New method.
4688 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4690 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4692 2010-05-23 Doug Kwan <dougkwan@google.com>
4694 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4696 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4697 with a direct branch, not a conditional branch, to a stub.
4698 * merge.cc (Output_merge_base::record_input_section): New method
4700 (Output_merge_data::do_add_input_section): Record input section if
4701 keeps-input-sections flag is set.
4702 (Output_merge_string::do_add_input_section): Ditto.
4703 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4704 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4706 (Output_merge_base::keeps_input_sections,
4707 Output_merge_base::set_keeps_input_sections,
4708 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4710 (Output_merge_base::Input_sections): New type declaration.
4711 (Output_merge_base::input_sections_begin,
4712 Output_merge_base::input_sections_end,
4713 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4714 (Output_merge_base::bool keeps_input_sections_,
4715 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4716 Output_merge_base::input_sections_): New data members.
4717 (Output_merge_data::do_set_keeps_input_sections): New method
4719 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4720 * output.cc (Output_section::Input_section::relobj): Move method
4721 defintion from class declaration to here and handle merge sections.
4722 (Output_section::Input_section::shndx): Ditto.
4723 (Output_section::Output_section): Remove initializations of removed
4724 data members and initialize new data member LOOKUP_MAPS_.
4725 (Output_section::add_input_section): Set keeps-input-sections flag
4726 for a newly created merge output section as appropriate. Adjust code
4727 to use Output_section_lookup_maps class.
4728 (Output_section::add_relaxed_input_section): Adjst code for lookup
4729 maps code refactoring.
4730 (Output_section::add_merge_input_section): Add a new parameter
4731 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4732 class. If adding input section to a newly created merge output
4733 section fails, remove the new merge section.
4734 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4735 Adjust code for use of the Output_section_lookup_maps class.
4736 (Output_section::find_merge_section): Ditto.
4737 (Output_section::build_lookup_maps): New method defintion.
4738 (Output_section::find_relaxed_input_section): Adjust code to use
4739 Output_section_lookup_maps class.
4740 (Output_section::get_input_sections): Export merge sections. Adjust
4741 code to use Output_section_lookup_maps class.
4742 (Output_section:::add_script_input_section): Adjust code to use
4743 Output_section_lookup_maps class. Update lookup maps for merge
4745 (Output_section::discard_states): Use Output_section_lookup_maps.
4746 (Output_section::restore_states): Same.
4747 * output.h (Merge_section_properties): Move class defintion out of
4749 (Output_section_lookup_maps): New class.
4750 (Output_section::Input_section::is_merge_section): New method
4752 (Output_section::Input_section::relobj): Move defintion out of class
4753 defintion. Declare method only.
4754 (Output_section::Input_section::shndx): Ditto.
4755 (Output_section::Input_section::output_merge_base): New method defintion.
4756 (Output_section::Input_section::u2_.pomb): New union field.
4757 (Output_section::Merge_section_by_properties_map,
4758 Output_section::Output_section_data_by_input_section_map,
4759 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4761 (Output_section::add_merge_input_section): Add new parameter
4762 KEEPS_INPUT_SECTIONS.
4763 (Output_section::build_lookup_maps): New method declaration.
4764 (Output_section::merge_section_map_,
4765 Output_section::merge_section_by_properties_map_,
4766 Output_section::relaxed_input_section_map_,
4767 Output_section::is_relaxed_input_section_map_valid_): Remove data
4769 (Output_section::lookup_maps_): New data member.
4771 2010-05-21 Doug Kwan <dougkwan@google.com>
4774 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4775 avoid a compilation error.
4777 2010-05-19 Rafael Espindola <espindola@google.com>
4779 * script-sections.cc (Output_section_definition::allocate_to_segment):
4780 Update the phdrs_list even when the output section is NULL.
4781 * testsuite/Makefile.am: Add test.
4782 * testsuite/Makefile.in: Regenerate.
4783 * testsuite/script_test_9.cc: New.
4784 * testsuite/script_test_9.sh: New.
4785 * testsuite/script_test_9.t: New.
4787 2010-05-19 Doug Kwan <dougkwan@google.com>
4789 * arm.cc (Arm_input_section::original_size): New method.
4790 (Arm_input_section::do_addralign): Add a cast.
4791 (Arm_input_section::do_output_offset): Remove static cast.
4792 (Arm_input_section::original_addralign,
4793 Arm_input_section::original_size_): Change type to uint32_t.
4794 (Arm_input_section::init): Add safe casts for section alignment
4796 (Arm_input_section::set_final_data_size): Do not set address and
4797 offset of stub table.
4798 (Arm_output_section::fix_exidx_coverage): Change use of of
4799 Output_section::Simple_input_section to that of
4800 Output_section::Input_section.
4801 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4802 except for the first pass.
4803 * output.cc (Output_section::get_input_sections): Change type of
4804 input_sections to std::list<Input_section>.
4805 (Output_section::add_script_input_section): Rename from
4806 Output_section::add_simple_input_section. Change type of SIS
4807 parameter from Simple_input_section to Input_section.
4808 * output.h (Output_section::Simple_input_section): Remove class.
4809 (Output_section::Input_section): Change class visibility to public.
4810 (Output_section::Input_section::addralign): Use stored alignments
4811 for special input sections if set.
4812 (Output_section::Input_section::set_addralign): New method.
4813 (Output_section::get_input_sections): Change parameter type from
4814 list of Simple_input_section to list of Input_section.
4815 (Output_section::add_script_input_section): Rename from
4816 Output_section::add_simple_input_section. Change first parameter's
4817 type from Simple_input_section to Input_section and remove the
4818 second and third parameters.
4819 * script-sections.cc (Input_section::Input_section_list): Change
4820 type to list of Output_section::Input_section/
4821 (Input_section_info::Input_section_info): Change parameter type of
4822 INPUT_SECTION to Output_section::Input_section.
4823 (Input_section_info::input_section): Change return type.
4824 (Input_section_info::input_section_): Change type to
4825 Output_section::Input_section.
4826 (Output_section_element_input::set_section_addresses): Adjust code
4827 to use Output_section::Input_section instead of
4828 Output_section::Simple_input_section. Adjust code for renaming
4829 of Output_section::add_simple_input_section.
4830 (Orphan_output_section::set_section_addresses): Ditto.
4832 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4834 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4835 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4837 2010-05-18 Rafael Espindola <espindola@google.com>
4839 * options.cc (General_options::finalize): Handle -nostdlib.
4840 * options.h (nostdlib): New option.
4841 * script.cc (script_add_search_dir): Handle -nostdlib.
4843 2010-05-12 Doug Kwan <dougkwan@google.com>
4845 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4846 attributes section only if there no attributes section after merging.
4847 (Target_arm::merge_object_attributes): Move value of
4848 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4849 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4850 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4851 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4852 and arm_attr_merge_7.stdout.
4853 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4854 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4855 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4856 arm_attr_merge_7b.o): New rules.
4857 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4859 * testsuite/Makefile.in: Regenerate.
4860 * testsuite/arm_attr_merge.sh: New file.
4861 * testsuite/arm_attr_merge_[67][ab].s: Same.
4863 2010-05-05 Nick Clifton <nickc@redhat.com>
4865 * po/es.po: Updated Spanish translation.
4867 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4869 * Makefile.am (install-exec-local): Properly install gold as
4870 default cross linker.
4871 * Makefile.in: Regenerated.
4873 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4874 Nick Clifton <nickc@redhat.com>
4876 * configure.ac (install_as_default): Define and set to false
4877 unless --enable-gold or --enable-gold=both/gold has been
4879 * configure: Regenerate.
4881 * Makefile.am (install-exec-local): Install the executable as
4882 'ld.gold'. If install_as_default is true then also install it as
4884 * Makefile.in: Regenerated.
4886 2010-04-24 Ian Lance Taylor <iant@google.com>
4888 * layout.cc (Layout::layout_reloc): In relocatable link don't
4889 combine reloc sections for grouped sections.
4891 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4893 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4894 sections that are not ordinary to icf.
4895 * icf.cc (get_section_contents): Handle relocation pointing to section
4896 with no object or shndx information.
4897 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4898 * testsuite/Makefile.in: Regenerate.
4899 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4900 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4902 2010-04-22 Ian Lance Taylor <iant@google.com>
4904 * expression.cc (Expression::Expression_eval_info): Add
4905 result_alignment_pointer field.
4906 (Expression::eval_with_dot): Add result_alignment_pointer
4907 parameter. Change all callers.
4908 (Expression::eval_maybe_dot): Likewise.
4909 (class Binary_expression): Add alignment_pointer parameter to
4910 left_value and right_value. Change all callers.
4911 (BINARY_EXPRESSION): Set result alignment.
4912 (class Trinary_expression): Add alignment_pointer parameter to
4913 arg2_value and arg3_value. Change all callers.
4914 (Trinary_cond::value): Set result alignment.
4915 (Max_expression::value, Min_expression::value): Likewise.
4916 (Align_expression::value): Likewise.
4917 * script-sections.cc (class Sections_element): Add dot_alignment
4918 parameter to set_section_addresses virtual function. Update
4920 (class Output_section_element): Likewise.
4921 (Script_sections::create_segments): Add dot_alignment parameter.
4923 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4924 (Script_sections::set_phdrs_clause_addresses): Likewise.
4925 * script-sections.h: Update declarations.
4926 * script.h: Update declarations.
4927 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4929 * testsuite/script_test_3.t: Set large alignment.
4930 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4931 segment has expected alignment.
4933 2010-04-22 Nick Clifton <nickc@redhat.com>
4935 * po/gold.pot: Updated by the Translation project.
4936 * po/vi.po: Updated Vietnamese translation.
4938 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4940 * testsuite/Makefile.am (check_PROGRAMS): Add
4941 icf_virtual_function_folding_test.
4942 * testsuite/Makefile.in: Regenerated.
4944 2010-04-15 Andrew Haley <aph@redhat.com>
4946 * options.h (merge_exidx_entries): New option.
4947 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4948 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4949 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4950 (Target_arm::merge_exidx_entries): New function.
4951 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4952 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4953 to Arm_exidx_fixup constructor.
4954 Add new arg, merge_exidx_entries.
4955 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4956 Arm_output_section::fix_exidx_coverage.
4958 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4960 * icf.cc (get_section_contents): Check for preemptible functions.
4961 Ignore addend when appropriate.
4962 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4964 (add_from_relobj): Check for section folded.
4965 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4966 * symtab.h (should_add_dynsym_entry): Add new parameter.
4967 * target-reloc.h (scan_relocs): Check for section folded.
4968 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4969 Check reloc types for function pointers in shared objects.
4970 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4972 (icf_preemptible_functions_test): New test case.
4973 (icf_string_merge_test): New test case.
4974 * testsuite.Makefile.in: Regenerate.
4975 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4976 bar_glob. Refactor code.
4977 * testsuite/icf_preemptible_functions_test.cc: New file.
4978 * testsuite/icf_preemptible_functions_test.sh: New file.
4979 * testsuite/icf_string_merge_test.cc: New file.
4980 * testsuite/icf_string_merge_test.sh: New file.
4981 * testsuite/icf_virtual_function_folding_test.cc: New file.
4982 * testsuite/icf_virtual_function_folding_test.sh: New file.
4984 2010-04-14 Doug Kwan <dougkwan@google.com>
4986 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4987 for local symbol recounting if we remove a section due to ICF.
4988 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4989 there are no regular objects in input.
4991 2010-04-13 Doug Kwan <dougkwan@google.com>
4993 * arm.cc (Arm_input_section::set_final_data_size): Compute
4994 accurate final data size instead of using current data size.
4996 2010-04-09 Doug Kwan <dougkwan@google.com>
4998 * layout.cc (Layout::choose_output_section): Handle script section
5000 (Layout::make_output_section_for_script): Add section type parameter.
5001 Handle script section types.
5002 * layout.h (Layout::make_output_section_for_script): Add section
5004 * output.cc (Output_section::Output_section): Initialize data member
5006 (Output_section::do_reset_address_and_file_offset): Do not set address
5007 to 0 if section is a NOLOAD section.
5008 * output.h (Output_section::is_noload): New method.
5009 (Output_section::set_is_noload): Ditto.
5010 (Output_section::is_noload_): New data member.
5011 * script-c.h (Script_section_type): New enum type.
5012 (struct Parser_output_section_header): Add new file section_type.
5013 * script-sections.cc (Sections_element::output_section_name): Add
5014 parameter for returning script section type.
5015 (Output_section_definition::output_section_name): Ditto.
5016 (Output_section_definition::section_type)P; New method.
5017 (Output_section_definiton::script_section_type_name): Ditto.
5018 (Output_section_definition::script_section_type_): New data member.
5019 (Output_section_definition::Output_section_definition): Initialize
5020 data member Output_section_definition::script_section_type_.
5021 (Output_section_definition::create_sections): Pass script section type
5022 to Layout::make_output_section_for_script.
5023 (Output_section_definition::output_section_name): Return script
5024 section type to caller.
5025 (Output_section_definition::set_section_address): Do not advance
5026 dot value and load address if section type is NOLOAD. Set address
5027 of NOLOAD sections regardless of section flags.
5028 (Output_section_definition::print): Print section type if it is
5029 not SCRIPT_SECTION_TYPE_NONE.
5030 (Output_section_definition::section_type): New method.
5031 (Output_section_definition::script_section_type_name): Ditto.
5032 (Script_sections::output_section_name): Add new parameter
5033 PSECTION_TYPE for returning script section type. Pass it to
5034 section elements. Handle discard sections.
5035 (Sort_output_sections::operator()): Handle NOLOAD sections.
5036 * script-sections.h (Script_sections::Section_type): New enum type.
5037 (Script_sections::output_section_name): Add a new parameter for
5038 returning script section type.
5039 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
5041 * yyscript.y (union): Add new field SECTION_TYPE.
5042 (COPY, DSECT, INFO, NOLOAD): New tokens.
5043 (opt_address_and_section_type): Change type to output_section_header.
5044 (section_type): New non-terminal
5045 (section_header): Handle section type.
5046 (opt_address_and_section_type): Return section type value.
5048 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
5050 * testsuite/plugin_common_test_1.c (foo): Add prototype.
5051 * testsuite/plugin_common_test_2.c (foo): Likewise.
5053 2010-04-08 Doug Kwan <dougkwan@google.com>
5055 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
5057 * output.cc (Output_section::add_merge_input_section): Simplify
5058 code and return status of Output_merge_base::add_input_section.
5059 Update merge section map only if Output_merge_base::add_input_section
5062 2010-04-07 Doug Kwan <dougkwan@google.com>
5064 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
5065 if section is marked as containing instructions but has no mapping
5067 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
5068 correct section index.
5069 (Arm_relobj::find_linked_text_section): Ditto.
5071 2010-04-07 Cary Coutant <ccoutant@google.com>
5073 * archive.cc (include_member): Destroy Read_symbols_data object before
5075 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
5076 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
5077 (Read_symbols_data::~Read_symbols_data) New destructor.
5078 (Section_relocs::Section_relocs) New constructor.
5079 (Section_relocs::~Section_relocs) New destructor.
5080 (Read_relocs_data::Read_relocs_data) New constructor.
5081 (Read_relocs_data::~Read_relocs_data) New destructor.
5082 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
5083 pointers to NULL after deleting.
5085 2010-04-07 Doug Kwan <dougkwan@google.com>
5087 * arm.cc: Replace "endianity" with "endianness" in comments.
5088 (Arm_exidx_cantunwind): Ditto.
5089 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
5090 (Arm_relobj::merge_flags_and_attributes): New method.
5091 (Arm_relobj::merge_flags_and_attributes_): New data member.
5092 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
5093 (Arm_relobj::scan_sections_for_stubs): Ditto.
5094 (Arm_relobj::do_read_symbols): Check to see if we really want to
5095 merge processor-specific flags and attributes. Exit early if
5096 an object is empty except for section names and the undefined symbol.
5097 (Target_arm::do_finalize_sections): Move check for ELF format to
5098 Arm_relobj::do_read_symbols. Merge processor specific flags and
5099 attributes from a regular object only when we have determined that
5100 it is aapropriate. Do not create an .ARM.attributes section in
5101 output if there is no regular input object.
5102 (Target_arm::merge_processor_specific_flags): Check
5103 --warn-mismatch before printing any error.
5104 (Target_arm::merge_object_attributes): Ditto.
5105 * gold.cc (queue_middle_tasks): Handle the case in which there is
5106 no regular object in input.
5107 * options.cc (General_options::parse_EB): New method.
5108 (General_options::parse_EL): Same.
5109 (General_options::General_options): Initialize endianness_.
5110 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
5112 (General_options::Endianness): New enum.
5113 (General_options::endianness): New method.
5114 (General_options::endianness_): New data member.
5115 * parameters.cc (Parameters::set_options): Check target endianness.
5116 (Parameters::set_target_once): Ditto.
5117 (Parameters::check_target_endianness): New method.
5118 (parameters_force_valid_target): If either -EL or -EB is specified,
5119 use it to define endianness of default target.
5120 * parameters.h (Parameters::check_target_endianness): New method
5122 * target.h (class Target): Change "endianity" to "endianness"
5125 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5127 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
5128 * configure: Regenerate.
5129 * Makefile.in: Regenerate.
5130 * testsuite/Makefile.in: Regenerate.
5132 2010-04-06 Cary Coutant <ccoutant@google.com>
5135 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
5136 prevailing definitions of common symbols.
5137 * testsuite/plugin_test_6.sh: New test case.
5138 * testsuite/plugin_common_test_1.c: New test case.
5139 * testsuite/plugin_common_test_2.c: New test case.
5140 * testsuite/Makefile.am (plugin_test_6): New test case.
5141 * testsuite/Makefile.in: Regenerate.
5143 2010-04-06 Nick Clifton <nickc@redhat.com>
5145 * po/vi.po: New Vietnamese translation.
5147 2010-03-30 Doug Kwan <dougkwan@google.com>
5149 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
5151 2010-03-25 Doug Kwan <dougkwan@google.com>
5153 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
5154 to avoid a conversion warning on a 32-bit host.
5156 2010-03-24 Ian Lance Taylor <iant@google.com>
5158 * testsuite/script_test_3.t: Add a TLS segment.
5159 * testsuite/Makefile.am (check_PROGRAMS): Add
5160 tls_phdrs_script_test.
5161 (tls_phdrs_script_test_SOURCES): Define.
5162 (tls_phdrs_script_test_DEPENDENCIES): Define.
5163 (tls_phdrs_script_test_LDFLAGS): Define.
5164 (tls_phdrs_script_test_LDADD): Define.
5165 * testsuite/Makefile.in: Rebuild.
5167 2010-03-23 Cary Coutant <ccoutant@google.com>
5169 * fileread.cc (find_or_make_view): Fix comment.
5171 2010-03-23 Ian Lance Taylor <iant@google.com>
5173 * script-sections.cc (class Orphan_section_placement): Define
5174 PLACE_TLS and PLACE_TLS_BSS.
5175 (Orphan_section_placement::Orphan_section_placement): Initialize
5177 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
5178 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
5179 (tls_script_test_SOURCES): Define.
5180 (tls_script_test_DEPENDENCIES): Define.
5181 (tls_script_test_LDFLAGS): Define.
5182 (tls_script_test_LDADD): Define.
5183 * testsuite/Makefile.in: Rebuild.
5185 2010-03-22 Doug Kwan <dougkwan@google.com>
5187 * arm.cc (Arm_relocate_functions::abs8,
5188 Arm_relocate_functions::abs16): Use correct check for overflow
5189 specified in the ARM ELF specs.
5190 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
5191 target of a BLX instruction specially.
5192 (Reloc_stub::stub_type_for_reloc): Ditto.
5193 (Relocate::relocate): Use symbolic names instead of numeric relocation
5194 codes to report error.
5195 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
5197 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
5198 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
5199 thumb2_blx_out_of_range.stdout
5200 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
5201 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
5202 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
5203 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
5204 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
5205 thumb2_blx_in_range, thumb2_blx_in_range.o,
5206 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5207 thumb2_blx_out_of_range.o): New rules.
5208 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5209 thumb2_blx_in_range and thumb2_blx_out_of_range.
5210 * testsuite/Makefile.in: Regenerate.
5211 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5212 * testsuite/thumb_blx_in_range.s: New file.
5213 * testsuite/thumb_blx_out_of_range.s: New file.
5215 2010-03-22 Rafael Espindola <espindola@google.com>
5217 * archive.cc (Should_include): Move to archive.h.
5218 (should_include_member): Make it a member of Archive.
5220 (Add_lib_group_symbols): New.
5221 * archive.h: Include options.h.
5222 (Archive_member): Moved from Archive.
5223 (Should_include): Moved from archive.cc.
5225 (Add_lib_group_symbols): New.
5226 * dynobj.cc (do_should_include_member): New.
5227 * dynobj.h (do_should_include_member): New.
5228 * gold.cc (queue_initial_tasks): Update call to queue.
5229 * main.cc (main): Print lib group stats.
5230 * object.cc (do_should_include_member): New.
5231 * object.h: Include archive.h.
5232 (Object::should_include_member): New.
5233 (Object::do_should_include_member): New.
5234 (Sized_relobj::do_should_include_member): New.
5235 * options.cc (General_options::parse_start_lib): New.
5236 (General_options::parse_end_lib): New.
5237 (Input_arguments::add_file): Handle lib groups.
5238 (Input_arguments::start_group): Check we are not in a lib.
5239 (Input_arguments::start_lib): New.
5240 (Input_arguments::end_lib): New.
5241 * options.h (General_options): Add start_lib and end_lib.
5242 (Input_argument::lib_): New.
5243 (Input_argument::lib): New.
5244 (Input_argument::is_lib): New.
5245 (Input_file_lib): New.
5246 (Input_arguments::in_lib_): New.
5247 (Input_arguments::in_lib): New.
5248 (Input_arguments::start_lib): New.
5249 (Input_arguments::end_lib_): New.
5250 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5251 in unused members as preempted.
5252 (Sized_pluginobj::do_should_include_member): New.
5253 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5254 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5256 (Read_symbols::do_whole_lib_group): New.
5257 (Read_symbols::do_lib_group): New.
5258 (Read_symbols::do_read_symbols): Handle lib groups.
5259 (Read_symbols::get_name): Handle lib groups.
5260 * readsyms.h (Read_symbols): Add an archive member pointer.
5261 (Read_symbols::do_whole_lib_group): New.
5262 (Read_symbols::do_lib_group): New.
5263 (Read_symbols::member_): New.
5264 * script.cc (read_input_script): Update call to queue_soon.
5266 2010-03-19 Doug Kwan <dougkwan@google.com>
5268 * arm.cc (Stub_table::Stub_table): Initialize new data members
5269 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5270 (Stub_table::add_reloc_stub): Assign stub offset and update
5271 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5272 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5274 (Stub_table::update_data_size_and_addralign): Use
5275 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5276 instead of going over all reloc stubs.
5277 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5278 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5279 Stringpool_template::offset_ to size of Stringpool_char.
5280 (Stringpool_template::new_key_offset): Remove code to initialize
5281 Stringpool_template::offset_.
5282 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5283 Stringpool_template::offset_ to zero.
5285 2010-03-15 Doug Kwan <dougkwan@google.com>
5287 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5289 (Stringpool_template::new_key_offset): New method.
5290 (Stringpool_template::add_string): Assign offsets when adding new
5292 (Stringpool_template::set_string_offsets): Do not set string offsets
5293 when not optimizing.
5294 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5296 (Chunked_vector::clear): Clear size_.
5297 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5298 (Chunked_vector::size): Return size_.
5299 (Chunked_vector::push_back): Use size_ to find insert position.
5300 (Chunked_vector::size_): New data member.
5301 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5302 (Stringpool_template::new_key_offset): New method declaration.
5303 (Stringpool_template::offset_): New data member.
5305 2010-03-15 Rafael Espindola <espindola@google.com>
5307 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5308 Add_symbols' constructor.
5309 * readsyms.h (Add_symbols): Remove the input_group member.
5311 2010-03-10 Ian Lance Taylor <iant@google.com>
5313 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5314 target to ask whether a reference to a symbol requires a stack
5316 * target.h (Target::is_call_to_non_split): New function.
5317 (Target::do_is_call_to_non_split): Declare virtual function.
5318 * target.cc: Include "symtab.h".
5319 (Target::do_is_call_to_non_split): New function.
5320 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5322 2010-03-10 Cary Coutant <ccoutant@google.com>
5324 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5325 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5326 (File_read::open[2]): Add whole_file_view_ to list of views.
5327 (File_read::make_view): Remove test of whole_file_view_.
5328 (File_read::find_or_make_view): Create whole_file_view_ if
5330 (File_read::clear_views): Replace bool parameter with enum;
5331 adjust all callers. Don't delete views with permanent data;
5332 do delete cached views and views from archives if
5333 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5334 if clearing the corresponding view.
5335 * fileread.h (File_read::Clear_views_mode): New enum.
5336 (File_read::View::is_permanent_view): New method.
5337 (File_read::clear_views): Replace bool parameter
5338 with enum; adjust all callers.
5339 * options.h (General_options): Change keep_files_mapped option;
5340 add map_whole_files.
5341 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5343 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5346 2010-03-10 David S. Miller <davem@davemloft.net>
5348 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5350 2010-03-09 Sriraman Tallam <tmsriram@google.com>
5352 * icf.cc (get_section_contents): Add '@' marker after processing the
5355 2010-03-08 Doug Kwan <dougkwan@google.com>
5357 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5358 due to a conversion warning.
5359 (Arm_relobj::update_output_local_symbol_count): Check for local
5360 symbol with unset output index.
5362 2010-03-05 Ian Lance Taylor <iant@google.com>
5364 * options.h (class General_options): Add --spare-dynamic-tags.
5365 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5366 --spare-dynamic-tags.
5368 2010-03-05 Ian Lance Taylor <iant@google.com>
5370 * incremental.cc: Include "libiberty.h".
5372 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5374 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5375 function, is_info_ member.
5376 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5377 (Versions::Versions): Update caller.
5378 (Versions::define_base_version): Likewise.
5379 (Versions::add_def): Likewise.
5381 2010-03-03 Sriraman Tallam <tmsriram@google.com>
5383 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5384 (Scan::possible_function_pointer_reloc): New function.
5385 (Scan::local_reloc_may_be_function_pointer): Change to call
5386 possible_function_pointer_reloc.
5387 (Scan::global_reloc_may_be_function_pointer): Ditto.
5388 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5389 relocations in ".data.rel.ro._ZTV" section.
5390 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5391 * testsuite/icf_safe_so_test.cc: Ditto.
5392 * testsuite/icf_safe_test.cc: Ditto.
5393 * testsuite/icf_safe_test.sh: Ditto.
5395 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5396 Ian Lance Taylor <iant@google.com>
5398 * target-reloc.h (relocate_section): Check the symbol table index
5399 for -1U before setting the local symbol index.
5400 (scan_relocatable_relocs): If copying the relocation, record that
5401 the local symbol is required.
5402 * object.h (Symbol_value::is_output_symtab_index_set): New
5404 (Symbol_value::may_be_discarded_from_output_symtab): New
5406 (Symbol_value::has_output_symtab_entry): New function.
5407 (Symbol_value::needs_output_symtab_entry): Remove.
5408 (Symbol_value::output_symtab_index): Make sure the symbol index is
5410 (Symbol_value::set_output_symtab_index): Make sure the symbol
5411 index is not set. Make sure the new index is valid.
5412 (Symbol_value::set_must_have_output_symtab_entry): New function.
5413 (Symbol_value::has_output_dynsym_entry): New function.
5414 (Symbol_value::set_output_dynsym_index): Make sure the new index
5416 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5417 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5418 local symbol if permitted.
5419 (Sized_relobj::do_finalize_local_symbols): Call
5420 is_output_symtab_index_set rather than needs_output_symtab_entry.
5421 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5422 rather than needs_output_symtab_entry. Call
5423 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5424 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5425 is_output_symtab_index_set rather than needs_output_symtab_entry.
5426 * testsuite/discard_locals_relocatable_test.c: New file.
5427 * testsuite/discard_locals_test.sh: Test -r.
5428 * testsuite/Makefile.am (check_DATA): Add
5429 discard_locals_relocatable_test1.syms,
5430 discard_local_relocatable_test2.syms.
5431 (MOSTLYCLEANFILES): Likewise. Also add
5432 discard_locals_relocatable_test1.lout and
5433 discard_locals_relocatable_test2.out.
5434 (discard_locals_relocatable_test1.syms): New target.
5435 (discard_locals_relocatable_test.o): New target.
5436 (discard_locals_relocatable_test1.out): New target.
5437 (discard_locals_relocatable_test2.syms): New target.
5438 (discard_locals_relocatable_test2.out): New target.
5439 (various): Add missing ../ld-new dependencies.
5440 * testsuite/Makefile.in: Rebuild.
5442 2010-03-03 Nick Clifton <nickc@redhat.com>
5444 * po/fi.po: New Finnish translation.
5446 2010-03-01 Doug Kwan <dougkwan@google.com>
5448 * layout.cc (Layout::Layout): Force section types of .init_array*,
5449 .preinit_array* and .fini_array* sections.
5450 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5451 Fix check of return value of std::string::find.().
5452 (Output_section::Input_section_sort_compare::operator()): Remove
5453 comment about .init_array.
5454 (Output_section::Input_section_sort_init_fini_compare::operator()):
5456 (Output_section::sort_attached_input_sections): Handle .init_array
5457 and .fini_array specially.
5458 * output.h (Output_section::Inut_section_sort_compare): Update
5460 (Output_section::Input_section_sort_init_fini_compare): New struct.
5462 2010-02-26 Doug Kwan <dougkwan@google.com>
5464 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5465 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5466 * testsuite/debug_msg.sh: Avoid matching source line number for
5467 use of global variable undef_int.
5469 2010-02-26 Doug Kwan <dougkwan@google.com>
5471 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5472 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5473 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5474 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5475 * options.cc (General_options::General_options): Initialize member
5477 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5478 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5479 and rm_no_fix_v4bx.stdout
5480 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5481 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5482 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5483 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5484 and arm_no_fix_v4bx.
5485 * Makefile.in: Regenerate.
5486 * testsuite/arm_fix_v4bx.s: New file.
5487 * testsuite/arm_fix_v4bx.sh: Ditto.
5489 2010-02-24 Doug Kwan <dougkwan@google.com>
5491 * arm.cc (Target_arm::got_section): Make the .got section the first
5492 non RELRO section in the data segment.
5493 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5494 suffixes of section names.
5496 2010-02-24 Doug Kwan <dougkwan@google.com>
5498 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5499 flags and attributes merging if an input file is a binary file.
5500 * fileread.cc (Input_file::open): Record format of original file.
5501 * fileread.h (Input_file::Format): New enum type.
5502 (Input_file::Input_file): Initialize data member format_.
5503 (Input_file::format): New method definition.
5504 (Input_file::format_):: New data member.
5506 2010-02-24 Doug Kwan <dougkwan@google.com>
5508 * arm.cc (Arm_output_data_got): New class.
5509 (ARM_TCB_SIZE): New constant
5510 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5511 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5512 If user uses a script with a SECTIONS clause, issue only a warning
5513 for a misplaced EXIDX input section. Otherwise, issue an error.
5514 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5516 (Target_arm::got_mode_index_entry): Handle static linking.
5517 (Target_arm::Scan::local): Ditto.
5518 (Target_arm::Scan::global): Ditto.
5519 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5520 all incorrectly implemented relocations.
5521 (Target_arm::fix_exidx_coverage): Pass layout to
5522 Arm_output_section::fix_exidx_coverage.
5523 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5524 from ".ARM.exidx." and ".ARM.extab.".
5526 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5528 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5529 section if it does not already exist.
5530 * attributes.cc (Attributes_section_data::Attributes_section_data):
5531 Don't crash if size is zero.
5533 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5534 Ian Lance Taylor <iant@google.com>
5536 * gold.cc (queue_middle_tasks): If no input files were opened,
5538 * workqueue.h (Task_function::Task_function): Assert that there is
5541 2010-02-22 Doug Kwan <dougkwan@google.com>
5543 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5544 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5545 types to avoid warnings due to different uint64_t implementations
5548 2010-02-21 Doug Kwan <dougkwan@google.com>
5550 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5551 handling of the maximum backward branch offset.
5552 (Arm_relocate_functions::thumb_branch_common): Ditto.
5553 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5554 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
5555 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
5556 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5557 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5558 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5559 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5560 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5561 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5562 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5563 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5564 thumb2_bl_out_of_range.o): New rules.
5565 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5566 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5567 thumb2_bl_out_of_range
5568 * testsuite/Makefile.in: Regenerate.
5569 * testsuite/arm_bl_in_range.s: New file.
5570 * testsuite/arm_bl_out_of_range.s: Ditto.
5571 * testsuite/arm_branch_in_range.sh: Ditto.
5572 * testsuite/arm_branch_range.t: Ditto.
5573 * testsuite/thumb2_branch_range.t: Ditto.
5574 * testsuite/thumb_bl_in_range.s: Ditto.
5575 * testsuite/thumb_bl_out_of_range.s: Ditto.
5576 * testsuite/thumb_branch_range.t: Ditto.
5578 2010-02-20 Sriraman Tallam <tmsriram@google.com>
5580 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5581 Add reloc offset information.
5582 * icf.cc (get_section_contents): Change iterators to point to the new
5583 vectors. Add reloc offset information to the contents.
5584 * icf.h (Icf::Sections_reachable_info): New typedef.
5585 (Icf::Sections_reachable_list): New typedef.
5586 (Icf::Offset_info): New typedef.
5587 (Icf::Reloc_info): New struct typedef.
5588 (Icf::Reloc_info_list): New typedef.
5589 (Icf::symbol_reloc_list): Delete method.
5590 (Icf::addend_reloc_list): Delete method.
5591 (Icf::section_reloc_list): Delete method.
5592 (Icf::reloc_info_list): New method.
5593 (Icf::reloc_info_list_): New member.
5595 2010-02-19 Doug Kwan <dougkwan@google.com>
5597 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5598 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5599 * arm.cc (Arm_relocation_functions): New forward declaration.
5600 (Target_arm::Target_arm): Initialize new data members
5601 got_mod_index_offset_ and tls_base_symbol_defined_.
5602 (Target_arm::Relocate::relocate_tls): New method.
5603 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5604 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5606 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5607 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5608 (Target_arm::got_mod_index_offset_,
5609 Target_arm::tls_base_symbol_defined_): New data members.
5610 (Target_arm::Scan::local, Target::Scan::global,
5611 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5614 2010-02-18 Doug Kwan <dougkwan@google.com>
5616 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5617 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5618 text section as a parameter becuase some broken tools may not set
5619 the link in section header.
5620 (Target_arm::has_got_section): New method.
5621 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5622 without any mapping symbol as data only. Remove warning.
5623 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5624 link in its section header, try to discover the link by inspecting the
5625 REL31 relocation at the beginning of the section.
5626 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5628 (Target_arm::Scan::global): Treat any reference to the symbol
5629 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5631 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5633 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5634 (Scan::global_reloc_may_be_function_pointer): New function.
5635 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5636 (Scan::global_reloc_may_be_function_pointer): New function.
5637 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5638 (Scan::global_reloc_may_be_function_pointer): New function.
5639 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5640 (Scan::global_reloc_may_be_function_pointer): New function.
5641 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5642 (Scan::global_reloc_may_be_function_pointer): New function.
5643 (Scan::possible_function_pointer_reloc): New function.
5644 (Target_x86_64::can_check_for_function_pointers): New function.
5645 * gc.h (gc_process_relocs): Scan relocation types to determine if
5646 function pointers were taken for targets that support it.
5647 * icf.cc (Icf::find_identical_sections): Include functions for
5648 folding in safe ICF whose pointer is not taken.
5649 * icf.h (Secn_fptr_taken_set): New typedef.
5650 (fptr_section_id_): New member.
5651 (section_has_function_pointers): New function.
5652 (set_section_has_function_pointers): New function.
5653 (check_section_for_function_pointers): New function.
5654 * options.h: Fix comment for safe ICF option.
5655 * target.h (can_check_for_function_pointers): New function.
5656 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5657 Modify icf_safe_test for X86-64.
5658 * testsuite/Makefile.in: Regenerate.
5659 * testsuite/icf_safe_so_test.cc: New file.
5660 * testsuite/icf_safe_so_test.sh: New file.
5661 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5662 (main): Change to take pointer to function kept_func_3.
5663 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5664 folding is done correctly for X86-64.
5666 2010-02-12 David S. Miller <davem@davemloft.net>
5668 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5669 is_symbolless parameter.
5670 (Output_reloc<SHT_REL>::is_symbolless): New.
5671 (Output_reloc<SHT_REL>::is_symbolless_): New.
5672 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5673 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5674 (Output_reloc<SHT_RELA>::is_symbolless): New.
5675 (Output_data_reloc::add_global): Handle is_symbolless.
5676 (Output_data_reloc::add_global_relative): Likewise.
5677 (Output_data_reloc::add_local): Likewise.
5678 (Output_data_reloc::add_local_relative): Likewise.
5679 (Output_data_reloc::add_symbolless_global_addend): New.
5680 (Output_data_reloc::add_symbolless_local_addend): New.
5681 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5683 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5684 instead of ->is_relative_
5685 (Output_reloc::write): Likewise.
5686 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5687 (Output_reloc::write_rel): Simplify.
5689 * sparc.cc (Target_sparc::Scan::local): Use
5690 ->add_symbolless_local_addend as needed.
5691 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5692 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5693 based upon relocation offset.
5695 2010-02-11 Doug Kwan <dougkwan@google.com>
5697 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5698 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5699 beginning of function.
5700 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5701 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5702 parameter is_32bit in calls to should_apply_static_reloc.
5703 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5704 (check_DATA): Add arm_abs_global.stdout.
5705 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5706 arm_abs_global.stdout): New rules.
5707 (MOSTLLYCLEANFILES): Add arm_abs_global
5708 * Makefile.in: Regenerate.
5709 * testsuite/arm_abs_global.s: New file.
5710 * testsuite/arm_abs_global.sh: Ditto.
5711 * testsuite/arm_abs_lib.s: Ditto.
5713 2010-02-11 Ian Lance Taylor <iant@google.com>
5715 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5717 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5718 Allocate_commons_task first.
5719 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5720 task, rather than symtab_lock_.
5721 (Gc_process_relocs::~Gc_process_relocs): New function.
5722 (Gc_process_relocs::is_runnable): Check this_blocker_.
5723 (Gc_process_relocs::locks): Use next_blocker_ rather than
5725 (Scan_relocs::~Scan_relocs): New function.
5726 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5728 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5730 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5731 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5732 constructor accordingly.
5733 (class Gc_process_relocs): Likewise.
5734 (class Scan_relocs): Likewise.
5735 * common.h (class Allocate_commons_task): Remove symtab_lock_
5736 field, and corresponding constructor parameter.
5737 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5739 (Allocate_commons_task::locks): Likewise.
5741 2010-02-11 Ian Lance Taylor <iant@google.com>
5743 * gold-threads.h (class Once): Define.
5744 (class Initialize_lock): Rewrite as child of Once.
5745 * gold-threads.cc (class Once_initialize): Define.
5746 (once_pointer_control): New static variable.
5747 (once_pointer, once_arg): New static variables.
5748 (c_run_once): New static function.
5749 (Once::Once, Once::run_once, Once::internal_run): New functions.
5750 (class Initialize_lock_once): Remove.
5751 (initialize_lock_control): Remove.
5752 (initialize_lock_pointer): Remove.
5753 (initialize_lock_once): Remove.
5754 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5755 (Initialize_lock::initialize): Rewrite.
5756 (Initialize_lock::do_run_once): New function.
5757 * archive.cc (Archive::interpret_header): Only clear name if it is
5759 * fileread.cc: Include "gold-threads.h"
5760 (file_counts_lock): New static variable.
5761 (file_counts_initialize_lock): Likewise.
5762 (File_read::release): Only increment counts when using --stats.
5763 Use a lock around the increment.
5764 * parameters.cc (class Set_parameters_target_once): Define.
5765 (set_parameters_target_once): New static variable.
5766 (Parameters::Parameters): Move here from parameters.h.
5767 (Parameters::set_target): Rewrite.
5768 (Parameters::set_target_once): New function.
5769 (Parameters::clear_target): Move here and rewrite.
5770 * parameters.h (class Parameters): Update declarations. Add
5771 set_parameters_target_once_ field.
5772 (Parameters::Parameters): Move to parameters.cc.
5773 (Parameters::clear_target): Likewise.
5774 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5776 (Start_group::~Start_group): New function.
5777 (Start_group::is_runnable): New function.
5778 (Start_group::locks, Start_group::run): New functions.
5779 (Finish_group::run): Change saw_undefined to size_t.
5780 * readsyms.h (class Start_group): Define.
5781 (class Finish_group): Change saw_undefined_ field to size_t.
5782 (Finish_group::Finish_group): Remove saw_undefined and
5783 this_blocker parameters. Change all callers.
5784 (Finish_group::set_saw_undefined): New function.
5785 (Finish_group::set_blocker): New function.
5786 * symtab.h (class Symbol_table): Change saw_undefined to return
5787 size_t. Change saw_undefined_ field to size_t.
5788 * target-select.cc (Set_target_once::do_run_once): New function.
5789 (Target_selector::Target_selector): Initialize set_target_once_
5790 field. Don't initialize lock_ and initialize_lock_ fields.
5791 (Target_selector::instantiate_target): Rewrite.
5792 (Target_selector::set_target): New function.
5793 * target-select.h (class Set_target_once): Define.
5794 (class Target_selector): Update declarations. Make
5795 Set_target_once a friend. Remove lock_ and initialize_lock_
5796 fields. Add set_target_once_ field.
5798 2010-02-10 Ian Lance Taylor <iant@google.com>
5800 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5802 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5803 (queue_middle_tasks): Add all blockers before queueing any tasks.
5804 (queue_final_tasks): Likewise.
5805 * token.h (Task_token::add_blockers): New function.
5806 * object.h (Input_objects::number_of_relobjs): New function.
5808 2010-02-10 Ian Lance Taylor <iant@google.com>
5810 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5811 shared, not if not position independent.
5812 * x86_64.cc (Relocate::relocate_tls): Likewise.
5813 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5814 (tls_pie_pic_test): New target.
5815 * testsuite/Makefile.in: Rebuild.
5817 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5818 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5819 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5820 * testsuite/Makefile.in: Rebuild.
5822 2010-02-09 David S. Miller <davem@davemloft.net>
5824 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5825 R_SPARC_RELATIVE using ->add_local_relative().
5826 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5828 * output.h (Output_data_dynamic::add_section_size): New method
5829 that takes two Output_data objects.
5830 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5831 entry param. Handle it in initializers.
5832 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5833 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5834 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5836 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5837 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5838 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5839 for dynrel_includes_plt.
5840 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5841 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5842 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5844 (Target_sparc::do_finalize_sections): Update to pass true for
5845 dynrel_includes_plt.
5846 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5847 output before .rela.plt
5848 (Target_powerpc::do_finalize_sections): Update to pass true for
5849 dynrel_includes_plt when 32-bit.
5851 2010-02-08 Doug Kwan <dougkwan@google.com>
5853 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5855 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5856 Arm_relobj::scan_section_for_cortex_a8_stubs,
5857 Arm_relobj::do_relocation_section): Instead of calling
5858 Output_section::output_address, use faster
5859 Arm_relobj::simple_input_section_output_address.
5861 2010-02-08 David S. Miller <davem@davemloft.net>
5863 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5864 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5865 relocation helper function.
5867 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5868 just like R_SPARC_GOT{10,13,22}.
5869 (Target_sparc::Scan::local): Likewise.
5870 (Target_sparc::Relocate:relocate): Likewise.
5872 2010-02-06 Ian Lance Taylor <iant@google.com>
5874 * configure.ac: Rewrite targetobjs duplicate removal code to use
5875 only shell constructs.
5876 * configure: Rebuild.
5878 2010-02-05 Doug Kwan <dougkwan@google.com>
5881 * arm.cc (Arm_relobj::section_is_scannable): New method.
5882 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5883 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5885 2010-02-04 Doug Kwan <dougkwan@google.com>
5888 * arm-reloc-property.cc (cstdio): Include.
5889 * configure.ac (targetobjs): Remove duplicates.
5890 * configure: Regenerate.
5891 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5892 big and little endian version for a given address size.
5894 2010-02-03 Doug Kwan <dougkwan@google.com>
5896 * arm-reloc-property.cc
5897 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5899 * arm-reloc-property.h
5900 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5901 New method definition.
5902 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5904 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5906 (GOT_PREL): Change implemented to Y.
5907 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5908 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5909 (Arm_relocate_functions::movw_abs_nc): Remove method.
5910 (Arm_relocate_functions::movt_abs): Ditto.
5911 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5912 (Arm_relocate_functions::thm_movt_abs): Ditto.
5913 (Arm_relocate_functions::movw_rel_nc): Ditto.
5914 (Arm_relocate_functions::movw_rel): Ditto.
5915 (Arm_relocate_functions::movt_rel): Ditto.
5916 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5917 (Arm_relocate_functions:thm_movw_rel): Ditto.
5918 (Arm_relocate_functions:thm_movt_rel): Ditto.
5919 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5920 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5921 New method definitions.
5922 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5923 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5924 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5925 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5926 (Target_arm::Relocate::relocate): Check for non-static or
5927 unimplemented relocation code and exit early. Change calls to
5928 Target_arm::reloc_uses_thumb_bit and
5929 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5930 instead. Refactor code to handle similar relocations to increase
5931 code sharing. Remove check for unsupported relocation code in switch
5933 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5934 relocation property table to find out size. Change error message to
5935 print out the name of a relocation code instead of the numeric value.
5936 (Target_arm::scan_reloc_for_stub): Use relocation property table
5937 instead of calling Target_arm::reloc_uses_thumb_bit().
5939 2010-02-02 Doug Kwan <dougkwan@google.com>
5941 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5942 types of relaxed input section.
5944 2010-02-02 Doug Kwan <dougkwan@google.com>
5946 * Makefile.am (HFILES): Add arm-reloc-property.h.
5948 (TARGETSOURCES): Add arm-reloc-property.cc
5949 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5950 (libgold_a_SOURCES): $(DEFFILES)
5951 * Makefile.in: Regenerate.
5952 * arm-reloc-property.cc: New file.
5953 * arm-reloc-property.h: New file.
5954 * arm-reloc.def: New file.
5955 * arm.cc: Update comments.
5956 (arm-reloc-property.h): New included header.
5957 (arm_reloc_property_table): New global variable.
5958 (Target_arm::do_select_as_default_target): New method definition.
5959 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5960 arm-reloc-property to targ_extra_obj.
5961 * parameters.cc (set_parameters_target): Call
5962 Target::select_as_default_target().
5963 * target.h (Target::select_as_default_target): New method definition.
5964 (Target::do_select_as_default_target): Same.
5966 2010-02-01 Doug Kwan <dougkwan@google.com>
5968 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5969 first_output_text_section_.
5970 (Arm_exidx_fixup::first_output_text_section): New method definition.
5971 (Arm_exidx_fixup::first_output_text_section_): New data member.
5972 (Arm_exidx_fixup::process_exidx_section): Record the first text
5973 output section seen.
5974 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5975 and entsize in output section header.
5977 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5979 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5980 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5981 (Arm_relocate_functions::thm_alu11): New Method.
5982 (Arm_relocate_functions::thm_pc8): New Method.
5983 (Arm_relocate_functions::thm_pc12): New Method.
5984 (Target_arm::Scan::local): Handle the relocations.
5985 (Target_arm::Scan::global): Likewise.
5986 (Target_arm::Relocate::relocate): Likewise.
5987 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5989 2010-01-29 Doug Kwan <dougkwan@google.com>
5991 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5992 of relocation types as ld.
5994 2010-01-29 Doug Kwan <dougkwan@google.com>
5996 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5998 (Arm_relocate_functions::thumb_branch_common): Ditto.
5999 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
6000 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
6001 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
6002 Arm_relocate_functions::jump24): Remove.
6003 (Target_arm::Relocate::relocate): Adjust code to call
6004 Arm_relocation_functions::arm_branch_common and
6005 Arm_relocation_functions::thumb_branch_common instead of their removed
6006 wrappers. Merge switch-cases together to reduce source code size.
6008 2010-01-29 Doug Kwan <dougkwan@google.com>
6010 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
6011 output_local_symbol_count_needs_update_.
6012 (Arm_relobj::output_local_symbol_count_needs_update,
6013 Arm_relobj::set_output_local_symbol_count_needs_update,
6014 Arm_relobj::update_output_local_symbol_count): New methods.
6015 (Arm_relobj::output_local_symbol_count_needs_update_): New data
6017 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
6018 of pointed function as in a R_ARM_PREL31 relocation.
6019 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
6020 for output local symbol count updating.
6021 (Target_arm::do_relax): Update output local symbol counts in objects
6023 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
6025 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6027 * arm.cc: Added support for the ARM relocations:
6028 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
6029 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
6030 (Arm_relocate_functions::movw_rel_nc): Renamed (was
6032 (Arm_relocate_functions::movw_rel): New method.
6033 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
6034 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
6036 (Arm_relocate_functions::thm_movw_rel): New method.
6037 (Arm_relocate_functions::thm_movt_rel): Renamed (was
6039 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
6041 (Target_arm::Scan::global): Likewise.
6042 (Target_arm::Relocate::relocate): Likewise.
6043 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6046 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6048 * arm.cc: Added support for ARM group relocations.
6049 (Target_arm::reloc_needs_sym_origin): New method.
6050 (Arm_relocate_functions::calc_grp_kn): New method.
6051 (Arm_relocate_functions::calc_grp_residual): New method.
6052 (Arm_relocate_functions::calc_grp_gn): New method.
6053 (Arm_relocate_functions::arm_grp_alu): New Method.
6054 (Arm_relocate_functions::arm_grp_ldr): New Method.
6055 (Arm_relocate_functions::arm_grp_ldrs): New Method.
6056 (Arm_relocate_functions::arm_grp_ldc): New Method.
6057 (Target_arm::Scan::local): Handle the ARM group relocations.
6058 (Target_arm::Scan::global): Likewise.
6059 (Target_arm::Relocate::relocate): Likewise.
6060 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6063 2010-01-26 Doug Kwan <dougkwan@google.com>
6065 * arm.cc (set): Include.
6066 (class Arm_exidx_fixup): Change type of last_input_section_ to const
6068 (Arm_output_section::Text_section_list): New type.
6069 (Arm_output_section::append_text_sections_to_list): New method.
6070 (Arm_output_section::fix_exidx_coverage): Ditto.
6071 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
6072 (Arm_relobj::convert_input_section_to_relaxed_section): Use
6073 Relobj::set_section_offset() instead of
6074 Sized_relobj::invalidate_section_offset().
6075 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
6076 parameter for section headers. Ignore relocation sections for
6077 unallocated sections and EXIDX sections.
6078 (Target_arm::fix_exidx_coverage): New method.
6079 (Target_arm::output_section_address_less_than): New type.
6080 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
6081 linked text section instead of the EXIDX section.
6082 (Arm_output_section::create_stub_group): Add an assertion to check
6083 that this is not an EXIDX output section.
6084 (Arm_output_section::append_text_sections_to_list): New method.
6085 (Arm_output_section::fix_exidx_coverage): Ditto.
6086 (Arm_relobj::scan_sections_for_stubs): Adjust call to
6087 Arm_relobj::section_needs_reloc_stub_scanning.
6088 (Target_arm::do_relax): Fix EXIDX output section coverage in the
6090 (Target_arm::fix_exidx_coverage): New method.
6091 * object.h (Relobj::set_output_section): New method.
6092 (Sized_relobj::invalidate_section_offset): Remove method.
6093 (Sized_relobj::do_invalidate_section_offset): Remove method.
6094 (Sized_relobj::do_set_section_offset): Handle offset value -1.
6096 2010-01-25 Doug Kwan <dougkwan@google.com>
6098 * arm.cc (Arm_exidx_merged_section::do_output_offset):
6099 Fix warning due to signed and unsigned comparison on a 32-bit host.
6101 2010-01-22 Doug Kwan <dougkwan@google.com>
6103 * arm.cc (Target_arm::do_relax): Record an output section for section
6104 offset adjustment it contains any stub table that has changed.
6105 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
6106 offsets in an output section if necessary.
6107 * output.cc (Output_section::Output_section): Initialize
6108 section_offsets_need_adjustments_.
6109 (Output_section::add_input_section_for_script): Renamed to
6110 Output_section::add_simple_input_section.
6111 (Output_section::save_states): Add a comment.
6112 (Output_section::discard_states): New method defintion.
6113 (Output_section::adjust_section_offsets): Same.
6114 * output.h (Output_section::add_input_section_for_script): Renamed to
6115 Output_section::add_simple_input_section.
6116 (Output_section::discard_states): New method declaration.
6117 (Output_section::adjust_section_offsets): Same.
6118 (Output_section::section_offsets_need_adjustment,
6119 Output_section::set_section_offsets_need_adjustment): New method
6121 (Output_section::section_offsets_need_adjustment_): New data member.
6122 * script-sections.cc
6123 (Output_section_element_input::set_section_address): Adjust code for
6124 renaming of Output_section::add_input_section_for_script.
6125 (Orphan_output_section::set_section_address): Same.
6127 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6129 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
6130 Fix_v4bx enum values .
6131 * gold/options.h (General_options): New option definitions.
6132 (General_options::fix_v4bx): New method.
6133 (General_options::Fix_v4bx): New enum.
6134 * gold/options.cc (General_options::parse_fix_v4bx): New method.
6135 (General_options::parse_fix_v4bx_interworking): New method.
6137 2010-01-22 Doug Kwan <dougkwan@google.com>
6139 * arm.cc (Arm_exidx_fixup): New class.
6141 2010-01-21 Doug Kwan <dougkwan@google.com>
6143 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
6145 (Arm_exidx_section_offset_map): New type.
6147 2010-01-21 Doug Kwan <dougkwan@google.com>
6149 * arm.cc (Arm_exidx_input_section): New class.
6150 (Arm_relobj::exidx_input_section_by_link,
6151 Arm_relobj::exidx_input_section_by_shndx,
6152 Arm_relobj::make_exidx_input_section): New methods.
6153 (read_arm_attributes_section): Remove.
6154 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
6155 information about them.
6156 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
6159 2010-01-20 Doug Kwan <dougkwan@google.com>
6161 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
6162 Input_section_specifier to Section_id.
6163 (Target_arm::new_arm_input_section: Adjust code for change of key
6165 (Target_arm::find_arm_input_section): Ditto.
6166 * gc.h (object.h): Include for Section_id nand Section_id_hash.
6167 (Section_id): Remove.
6168 (Garbage_collection::Section_id_hash): Remove.
6169 * icf.h (object.h): Include for Section_id nand Section_id_hash.
6170 (Section_id): Remove.
6171 (Icf::Section_id_hash): Remove.
6172 * object.h (Section_id, Const_section_id, Section_id_hash,
6173 Const_section_id_hash): New type definitions.
6174 * output.cc (Output_section::add_relaxed_input_section): Change to
6175 use Const_section_id instead of Input_section_specifier as key type.
6176 (Output_section::add_merge_input_section): Ditto.
6177 (Output_section::build_relaxation_map): Change to use Section_id
6178 instead of Input_section_specifier as key type.
6179 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6181 (Output_section::convert_input_sections_to_relaxed_sections): Change
6182 to use Const_section_id instead of Input_section_specifier as key type.
6183 (Output_section::find_merge_section): Ditto.
6184 (Output_section::find_relaxed_input_section): Ditto.
6185 * output.h (Input_section_specifier): Remove class.
6186 (Output_section::Output_section_data_by_input_section_map): Change
6187 key type to Const_section_id.
6188 (Output_section::Output_relaxed_input_section_by_input_section_map):
6190 (Output_section::Relaxation_map): Change key type to Section_id.
6192 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6194 * gold/arm.cc: Added support for R_ARM_V4BX relocation
6195 (class Arm_v4bx_stub): New class.
6196 (DEF_STUBS): Updated definition to support v4_veneer_bx.
6197 (Stub_factory::make_arm_v4bx_stub): New method.
6198 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
6199 (Stub_table::empty): Handle v4bx stubs.
6200 (Stub_table::add_arm_v4bx_stub): New method.
6201 (Stub_table::find_arm_v4bx_stub): New method.
6202 (Arm_relocate_functions::v4bx): New method.
6203 (Target_arm::fix_v4bx): New method.
6204 (Target_arm::Target_arm): Handle R_ARM_V4BX.
6205 (Stub_table::relocate_stubs): Likewise.
6206 (Stub_table::do_write): Likewise.
6207 (Stub_table::update_data_size_and_addralign): Likewise.
6208 (Stub_table::finalize_stubs): Likewise.
6209 (Target_arm::Scan::local): Likewise.
6210 (Target_arm::Scan::global): Likewise.
6211 (Target_arm::do_finalize_sections): Likewise.
6212 (Target_arm::Relocate::relocate): Likewise.
6213 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6215 (Target_arm::scan_reloc_for_stub): Likewise.
6216 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6218 2010-01-19 Ian Lance Taylor <iant@google.com>
6220 * output.cc (Output_section_headers::do_sized_write): Write large
6221 segment count to sh_info field.
6222 (Output_file_header::do_sized_write): For large segment count,
6223 write PN_XNUM to e_phnum field.
6225 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6227 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6228 (Arm_relocate_functions::thm_jump8): New function.
6229 (Arm_relocate_functions::thm_jump11): New function.
6230 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6232 (Target_arm::Scan::global): Likewise.
6233 (Target_arm::Relocate::relocate): Likewise.
6234 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6237 2010-01-14 Doug Kwan <dougkwan@google.com>
6239 * arm.cc (map, utility): Include headers.
6240 (Target_arm::apply_cortex_a8_workaround): New method.
6241 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6242 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6243 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6244 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6245 the --[no-]fix-cortex-a8 command line options.
6246 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6247 (Target_arm::relocate_stub): Use addend in instruction template.
6248 * options.h (DEFINE_bool): Set the user-set flag.
6249 (General_options): Add --[no-]-fix-cortex options.
6250 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
6251 : Update fast look-up map after conversion.
6253 2010-01-14 Sriraman Tallam <tmsriram@google.com>
6255 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6256 in the first pass of do_layout.
6258 2010-01-13 Doug Kwan <dougkwan@google.com>
6260 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6261 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6262 apparent compiler problem of not folding static constant integral
6263 data members of elfcpp::Elf_sizes<32>.
6265 2010-01-13 Doug Kwan <dougkwan@google.com>
6267 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6268 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6269 Arm_relobj::scan_section_for_cortex_a8_erratum,
6270 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6271 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6272 sections to scan for relocation stubs into a new method
6273 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6274 relocation and Cortex-A8 stub scanning.
6275 (Target_arm::do_relax): Force stubs to be after stubbed sections
6276 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
6277 the beginning of a new relaxation pass. Update a comment.
6278 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6280 2010-01-12 Ian Lance Taylor <iant@google.com>
6282 * target-reloc.h (visibility_error): New inline function.
6283 (relocate_section): Call visibility_error.
6284 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6285 (MOSTLYCLEANFILES): Likewise.
6286 (protected_4_pic.o, protected_3.err): New targets.
6287 * testsuite/protected_4.cc: New file.
6289 2010-01-12 Doug Kwan <dougkwan@google.com>
6291 * arm.cc (Cortex_a8_reloc): New class.
6292 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6293 and cortex_a8_relocs_info_.
6294 (Target_arm::fix_cortex_a8): New method definition.
6295 (Target_arm::Cortex_a8_relocs_info): New type.
6296 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6297 New data member declarations.
6298 (Target_arm::scan_reloc_for_stub): Record information about
6299 relocations for THUMB branches that might be exempted from the
6300 Cortex-A8 workaround.
6301 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6302 at the beginning of a relaxation pass.
6304 2010-01-12 Doug Kwan <dougkwan@google.com>
6306 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6307 (Arm_relobj::Mapping_symbol_position,
6308 Arm_reloj::Mapping_symbol_position_less,
6309 Arm_relobj::Mapping_symbols_info): New types.
6310 (Target_arm::is_mapping_symbol_name): New method definition.
6311 (Arm_relobj::do_count_local_symbols): Save information about mapping
6314 2010-01-11 Doug Kwan <dougkwan@google.com>
6316 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6317 Arm_relocate_functions::thumb32_branch_upper,
6318 Arm_relocate_functions::thumb32_branch_lower,
6319 Arm_relocate_functions::thumb32_cond_branch_offset,
6320 Arm_relocate_functions::thumb32_cond_branch_upper,
6321 Arm_relocate_functions::thumb32_cond_branch_lower,
6322 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6323 branch offset encoding.
6324 (Arm_relocate_functions::thumb_branch_common): Use new branch
6325 offset encoding methods to avoid code duplication.
6326 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6327 (Stub_addend_reader::operator()): Use new branch encoding method
6328 to avoid code duplication.
6330 2010-01-11 Doug Kwan <dougkwan@google.com>
6332 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6333 (Target_arm::do_finalize_sections): Define special EXIDX section
6334 symbols only if referenced.
6335 * gc.h (Garbage_collection::add_reference): New method.
6336 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6339 2010-01-11 Ian Lance Taylor <iant@google.com>
6341 * script.cc (Version_script_info::build_expression_list_lookup):
6342 Change complaing about duplicate wildcard match from error to
6345 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6347 (Version_script_info::Version_script_info): Initialize globs_,
6348 default_version_, default_is_global_, and exact_. Don't
6349 initialize globals_ or locals_.
6350 (Version_script_info::build_lookup_tables): Build local symbols
6352 (Version_script_info::unquote): New function.
6353 (Version_script_info::add_exact_match): New function.
6354 (Version_script_info::build_expression_list_lookup): Remove lookup
6355 parameter. Add is_global parameter. Change all callers. Handle
6356 wildcard pattern specially. Unquote pattern. Call
6358 (Version_script_info::get_name_to_match): New function.
6359 (Version_script_info::get_symbol_version): New function.
6360 (Version_script_info::get_symbol_version_helper): Remove.
6361 (Version_script_info::check_unmatched_names): Call unquote.
6362 * script.h (class Version_script_info): Change get_symbol_version
6363 to be non-inline and add is_global parameter; change all callers.
6364 Rewrite symbol_is_local. Update declarations. Define struct
6365 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6366 Remove globals_ and locals_ members. Add exact_, globs_,
6367 default_version_, is_global_.
6368 (Version_script_info::Glob): Remove pattern, add expression and
6369 is_global. Update constructor. Change all callers.
6370 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6372 (Versions::symbol_section_contents): If a symbol is undefined, or
6373 defined in a dynamic object, set the version index to
6375 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6377 (Symbol_table::add_from_pluginobj): Likewise.
6378 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6380 2010-01-11 Doug Kwan <dougkwan@google.com>
6382 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6383 (incremental_dump_LDADD): Add linking option for libintl.
6384 * Makefile.in: Regenerate.
6386 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6389 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6391 * testsuite/Makefile.in: Regenerated.
6393 2010-01-10 Doug Kwan <dougkwan@google.com>
6395 * options.h (DEFINE_var): Use parentheses around argument varname__
6396 in macro body to avoid any unintended subsequent substitutions.
6398 2010-01-10 Ian Lance Taylor <iant@google.com>
6400 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6401 candidates before doing symbol resolution.
6403 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6404 ODR candidates if only one is weak.
6406 2010-01-08 Ian Lance Taylor <iant@google.com>
6408 * script.cc (Version_script_info::build_expression_list_lookup):
6409 Don't warn about ambiguous version, just record the ambiguity.
6410 (Version_script_info::get_symbol_version_helper): Give error if
6411 version is ambiguous.
6413 2010-01-08 Doug Kwan <dougkwan@google.com>
6415 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6416 prev_data_size_ and prev_addralign_. Remove initializer for
6417 deleted data member has_been_changed_.
6418 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6419 to determine if the table is empty.
6420 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6422 (Stub_table::add_reloc_stub): Define method in class definition
6423 instead of just declaring it there.
6424 (Stub_table::add_cortex_a8_stub): New method definition.
6425 (Stub_table::update_data_size_and_addralign): Ditto.
6426 (Stub_table::finalize_stubs): Ditto.
6427 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6428 (Stub_table::do_addralign_): Return address alignment in the
6429 (Stub_table::do_reset_address_and_file_offset): Define method in
6430 class definition instead of declaring it there. Set current data
6431 size to be the data size of the previous pass.
6432 (Stub_table::set_final_data_size): Use current data size as the
6434 (Stub_table::relocate_stub): Change parameter type of stub from
6435 Reloc_stub pointer to Stub pointer.
6436 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6437 (Stub_table::Cortex_a8_stub_list): New typedef.
6438 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6439 Stub_table::prev_addralign_): New data member.
6440 (Arm_relobj::Arm_relobj): Initialize data member
6441 section_has_cortex_a8_workaround_.
6442 (Arm_relobj::section_has_cortex_a8_workaround,
6443 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6445 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6447 (Target_arm::relocate_stub): Change parameter type of stub from
6448 Reloc_stub pointer to Stub pointer.
6449 (Insn_template::size, Insn_template::alignment): Handle
6450 THUMB16_SPECIAL_TYPE.
6451 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6452 Stub_table::update_data_size_and_addralign,
6453 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6455 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6456 (Stub_table::do_write): Ditto.
6457 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6459 2010-01-08 Ian Lance Taylor <iant@google.com>
6462 * symtab.h (class Symbol): Remove fields is_target_special_ and
6463 has_plt_offset_. Add field is_defined_in_discarded_section_.
6464 (Symbol::is_defined_in_discarded_section): New function.
6465 (Symbol::set_is_defined_in_discarded_section): New function.
6466 (Symbol::has_plt_offset): Rewrite.
6467 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6468 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6469 Don't initialize is_target_special_ or has_plt_offset_.
6470 Initialize is_defined_in_discarded_section_.
6471 (Symbol_table::add_from_relobj): If appropriate, set
6472 is_defined_in_discarded_section.
6473 * resolve.cc (Symbol::override_base_with_special): Don't test
6474 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6475 * target-reloc.h (relocate_section): Do special handling for
6476 symbols defined in discarded sections for global symbols as well
6479 2010-01-08 Ian Lance Taylor <iant@google.com>
6481 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6482 the SHT_SYMTAB case.
6484 2010-01-08 Ian Lance Taylor <iant@google.com>
6486 * object.cc (Sized_relobj::do_layout): Don't get confused if
6487 layout_eh_frame returns NULL.
6489 2010-01-08 Ian Lance Taylor <iant@google.com>
6492 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6493 dynamic symbol table, use the normal symbol table.
6494 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6497 2010-01-08 Ian Lance Taylor <iant@google.com>
6500 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6503 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6505 * version.cc (print_version): Change to "Copyright 2010".
6507 2010-01-08 Ian Lance Taylor <iant@google.com>
6511 * i386.cc (class Target_i386): Change return type of plt_section
6513 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6514 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6515 tls_desc_rel_ field.
6516 (Output_data_plt_i386::rel_tls_desc): New function.
6517 (Target_i386::rel_tls_desc_section): New function.
6518 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6519 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6520 R_386_TLS_DESC reloc in rel_tls_desc_section.
6521 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6522 Define struct Tlsdesc_info.
6523 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6524 (Target_x86_64::do_reloc_symbol_index): New function.
6525 (Target_x86_64::add_tlsdesc_info): New function.
6526 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6527 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6529 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6531 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6532 (Target_x86_64::rela_tlsdesc_section): New function.
6533 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6535 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6536 (Target_x86_64::do_reloc_addend): New function.
6537 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6538 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6539 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6540 (Output_reloc::type): New function.
6541 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6542 (Output_reloc::is_target_specific): New function.
6543 (Output_reloc::target_arg): New function.
6544 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6545 absolute relocs and target specific relocs.
6546 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6547 add_target_specific.
6548 (class Output_data_reloc) [SHT_RELA]: Likewise.
6549 * output.cc (Output_reloc::Output_reloc): Add four new versions
6550 for absolute relocs and target specific relocs.
6551 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6552 (Output_reloc::get_symbol_index): Likewise.
6553 (Output_reloc::local_section_offset): Check that local_sym_index_
6554 is not TARGET_CODE or 0.
6555 (Output_reloc::symbol_value): Likewise.
6556 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6558 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6559 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6561 * layout.cc (add_target_dynamic_tags): Use output section for
6562 DT_PLTRELSZ and DT_JMPREL.
6564 2010-01-07 Ian Lance Taylor <iant@google.com>
6567 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6569 (class Output_data_reloc_generic): Define.
6570 (class Output_data_reloc_base): Change base class to
6571 Output_data_reloc_generic. Change add() method to call
6572 bump_relative_reloc_count for a relative reloc. Remove
6574 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6576 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6577 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6579 * layout.h (class Layout): Update declaration.
6581 2010-01-07 Ian Lance Taylor <iant@google.com>
6583 * output.h (class Output_data): Add const version of
6584 output_section and do_output_section.
6585 (class Output_section_data): Add const version of
6587 (class Output_section): Likewise.
6588 * layout.cc (Layout::add_target_dynamic_tags): New function.
6589 * layout.h (class Layout): Update declarations.
6590 * arm.cc (Target_arm::do_finalize_sections): Use
6591 add_target_dynamic_tags.
6592 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6593 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6594 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6595 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6597 2010-01-07 Ian Lance Taylor <iant@google.com>
6600 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6603 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6604 Ian Lance Taylor <iant@google.com>
6607 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6608 Xindex::read_symtab_xindex.
6610 2010-01-07 Doug Kwan <dougkwan@google.com>
6612 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6613 (Insn_template::thumb16_bcond_insn): New method declaration.
6614 (Insn_template): Fix spelling.
6615 (Stub::thumb16_special): New method declaration.
6616 (Stub::do_write): Define virtual method which was previously pure
6618 (Stub::do_thumb16_special): New method declaration.
6619 (Stub::do_fixed_endian_write): New template member.
6620 (Reloc_stub::do_write): Remove.
6621 (Reloc_stub::do_fixed_endian_write): Remove.
6622 (Cortex_a8_stub): New class definition.
6623 (Stub_factory::make_cortex_a8_stub): New method definition.
6624 (Stub_factory::Stub_factory): Add missing static storage class
6625 qualifier for elf32_arm_stub_a8_veneer_blx.
6627 2010-01-07 Ian Lance Taylor <iant@google.com>
6630 * options.h (class General_options): Add --warn-unresolved-symbols
6631 and --error-unresolved-symbols.
6632 * errors.cc (Errors::undefined_symbol): Implement
6633 --warn-unresolved-symbols.
6635 * options.h (class General_options): Add -z text and -z textoff.
6636 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6638 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6640 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6641 (Garbage_collection::cident_sections): New function.
6642 (Garbage_collection::add_cident_section): New function.
6643 (Garbage_collection::cident_sections_): New member.
6644 (gc_process_relocs): Add references to sections whose names are C
6646 * gold.h (cident_section_start_prefix): New constant.
6647 (cident_section_stop_prefix): New constant.
6648 (is_cident): New function.
6649 * layout.cc (Layout::define_section_symbols): Replace string constants
6650 with the newly defined constants.
6651 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6653 * testsuite/Makefile.am: Add gc_orphan_section_test.
6654 * testsuite/Makefile.in: Regenerate.
6655 * testsuite/gc_orphan_section_test.cc: New file.
6656 * testsuite/gc_orphan_section_test.sh: New file.
6658 2010-01-06 Ian Lance Taylor <iant@google.com>
6661 * options.h (class General_options): Add --warn-shared-textrel.
6662 * layout.cc (Layout::finish_dynamic_section): Implement
6663 --warn-shared-textrel.
6666 * options.h (class General_options): Add --warn-multiple-gp.
6668 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6670 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6671 $(THREADSLIB) and $(LIBDL).
6672 * Makefile.in: Rebuild.
6674 2010-01-06 Ian Lance Taylor <iant@google.com>
6677 * options.cc (General_options::parse_section_start): New function.
6678 (General_options::section_start): New function.
6679 (General_options::General_options): Initialize all members.
6680 * options.h: Include <map>
6681 (class General_options): Add --section-start. Add section_starts_
6683 * layout.cc (Layout::attach_allocated_section_to_segment): If
6684 --section-start was used, set the address of the segment. Remove
6685 local sort_sections.
6686 (Layout::relaxation_loop_body): If the address of the load segment
6687 has been set by --section-start, don't use it.
6688 * output.h (Output_segment::update_flags_for_output_section): New
6690 * output.cc (Output_segment::add_output_section): Call
6691 update_flags_for_output_section.
6693 2010-01-05 Ian Lance Taylor <iant@google.com>
6696 * options.h (class General_options): Add --undefined-version.
6697 * script.cc (struct Version_expression): Add was_matched_by_symbol
6699 (Version_script_info::matched_symbol): New function.
6700 (Version_script_info::get_symbol_version_helper): Call
6702 (Version_script_info::check_unmatched_names): New function.
6703 * script.h (class Version_script_info): Update declarations.
6704 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6706 * options.h (class General_options): Use DEFINE_bool_alias for
6707 allow_multiple_definition.
6708 * resolve.cc (Symbol_table::should_override): Don't test
6709 allow_multiple_definition.
6712 * options.h (class General_options): Add --cref.
6713 * main.cc (main): Print cref table if --cref. Don't close mapfile
6714 until after printing cref table.
6715 * cref.cc: Include "symtab.h".
6716 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6717 (Cref_table_compare::operator()): New function.
6718 (Cref_inputs::gather_cref): New function.
6719 (filecol): New static const.
6720 (Cref_inputs::print_cref): New function.
6721 (Cref::print_cref): New function.
6722 * cref.h: Include <cstdio>.
6723 (class Cref): Update declarations.
6724 * mapfile.h (Mapfile::file): New function.
6725 * object.h (class Object): Define Symbols. Declare virtual
6726 do_get_global_symbols.
6727 (Object::get_global_symbols): New function.
6728 * object.cc (Input_objects::add_object): Pass object to cref_ if
6730 (Input_objects::archive_start): Likewise.
6731 (Input_objects::archive_stop): Likewise.
6732 (Input_objects::print_cref): New function.
6733 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6734 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6736 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6738 * plugin.h (class Sized_pluginobj): Update declarations.
6740 2010-01-05 Ian Lance Taylor <iant@google.com>
6742 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6743 to is_default_version. Rename insdef to insdefault.
6744 (Symbol_table::add_from_relobj): Rename def to is_default_version
6745 and local to is_forced_local.
6746 (Symbol_table::add_from_pluginobj): Likewise.
6747 (Symbol_table::add_from_dynobj): Likewise.
6748 (Symbol_table::define_special_symbol): Rename insdef to
6751 2010-01-04 Ian Lance Taylor <iant@google.com>
6754 * options.h (class General_options): Add
6755 --allow-multiple-definition and -z muldefs.
6756 * resolve.cc (Symbol_table::should_override): Don't warn about a
6757 multiple symbol definition if --allow-multiple-definition or -z
6761 * options.h (class General_options): Add --add-needed and
6762 --copy-dt-needed-entries. Tweak --as-needed help entry.
6763 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6764 error if --copy-dt-needed-entries aka --add-needed is used and
6765 would cause a change in behaviour.
6768 * options.h (class General_options): Add -G as a short version of
6769 --shared. Add no-op options -assert, -g, and -i.
6771 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6773 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6774 check for .text or .gnu.linkonce.t sections.
6775 * icf.cc (Icf::find_identical_sections): Ditto.
6776 Change the detection for mangled function name within the section
6778 * icf.h (is_section_foldable_candidate): New function.
6780 2009-12-30 Ian Lance Taylor <iant@google.com>
6783 * options.h (class General_options): Permit two dashes with
6784 --retain-symbols-file.
6786 2009-12-30 Ian Lance Taylor <iant@google.com>
6789 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6790 don't put the file header and segment headers in the text
6794 * common.cc (Sort_commons::operator()): Stabilize sort when both
6796 (Symbol_table::do_allocate_commons_list): When allocating common
6797 symbols, skip a symbol which is no longer common.
6798 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6799 an object before checking its type.
6800 * testsuite/common_test_2.c: New file.
6801 * testsuite/common_test_3.c: New file.
6802 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6803 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6804 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6805 (common_test_2_pic.o, common_test_2.so): New targets.
6806 (common_test_3_pic.o, common_test_3.so): New targets.
6807 * testsuite/Makefile.in: Rebuild.
6810 * script.cc (read_input_script): If we see a new SECTIONS clause,
6811 and we have added an input section, give an error.
6812 * layout.h (class Layout): Add have_added_input_section function.
6813 Add have_added_input_section_ field.
6814 * layout.cc (Layout::Layout): Initialize
6815 have_added_input_section_.
6816 (Layout::layout): Set have_added_input_section_.
6817 (Layout::layout_eh_frame): Likewise.
6819 2009-12-30 Ian Lance Taylor <iant@google.com>
6822 * options.h (class General_options): Add --sort-common option.
6823 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6824 * common.cc (Sort_common): Add sort_order parameter to
6825 constructor. Add sort_order_ field.
6826 (Sort_commons::operator): Check sort_order_.
6827 (Symbol_table::allocate_commons): Determine the sort order.
6828 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6830 (Symbol_table::do_allocate_commons_list): Likewise.
6832 2009-12-30 Ian Lance Taylor <iant@google.com>
6835 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6836 symbols from this object, don't change the visibility of an
6838 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6840 2009-12-30 Ian Lance Taylor <iant@google.com>
6843 * script.h (class Version_script_info): Define Language enum.
6844 Update declarations. Define Glob, Exact, and Lookup types. Add
6845 new fields globals_, locals_, and is_finalized_.
6846 * script.cc: Various formatting fixes.
6847 (class Parser_closure): Change language_stack_ from a vector of
6848 std::string to one of Version_script_info::Language. Adjust all
6850 (class Lazy_demangler): Remove.
6851 (struct Version_expression): Change language from std::string to
6852 Version_script_info::Language.
6853 (Version_script_info::Version_script_info): New function.
6854 (Version_script_info::~Version_script_info): Don't call clear.
6855 (Version_script_info::finalize): New function.
6856 (Version_script_info::build_lookup_tables): New function.
6857 (Version_script_info::build_expression_list_lookup): New
6859 (Version_script_info::get_symbol_version_helper): Rewrite to use
6861 (Version_script_info::print_expression_list): Adjust to use
6862 Version_script_info::Language.
6863 (script_push_lex_into_version_mode): Check that the version script
6864 has not been finalized.
6865 (version_script_push_lang): Change language string to
6866 Version_script_info::Language.
6867 * options.cc (Command_line::version_script): New function.
6868 * options.h (class General_options): Add finalize_dynamic_list
6869 function. Change version_script from declaration to definition.
6870 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6871 * testsuite/version_script.map: Remove duplicate def of foo.
6872 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6874 * testsuite/Makefile.in: Rebuild.
6876 2009-12-30 Ian Lance Taylor <iant@google.com>
6879 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6880 if the input symbol index is 0, make the output symbol index 0.
6882 2009-12-30 Ian Lance Taylor <iant@google.com>
6885 * options.h (class General_options): Add -x/--discard-all.
6886 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6887 --discard-all. If the local symbol needs a dynamic entry, check
6888 that before handling --discard-locals.
6890 2009-12-30 Ian Lance Taylor <iant@google.com>
6893 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6895 (Output_segment::add_output_section): Don't change the flags if
6899 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6900 GNU hash table if they need a dynamic value. Otherwise, don't add
6901 them if they are defined in a dynamic object or are forced local.
6903 2009-12-29 Ian Lance Taylor <iant@google.com>
6906 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6907 .gnu.hash table for a 32-bit target.
6910 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6911 regular and a dynamic object only needs a dynamic symbol table
6912 entry if it is externally visible.
6915 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6916 constructor. Add global_offset_table_ field.
6917 (Target_i386::got_section): Set global_offset_table_.
6918 (Target_i386::do_finalize_sections): Set global_offset_table_
6920 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6921 in constructor. Add global_offset_table_ field.
6922 (Target_x86_64::got_section): Set global_offset_table_.
6923 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6926 * layout.cc (Layout::Layout): Initialize increase_relro_.
6927 (Layout::get_output_section): Add is_relro, is_last_relro, and
6928 is_first_non_relro parameters. Change all callers.
6929 (Layout::choose_output_section): Likewise.
6930 (Layout::add_output_section_data): Likewise.
6931 (Layout::make_output_section): Likewise.
6932 (Layout::set_segment_offsets): Clear increase_relro when using a
6934 * layout.h (class Layout): Add increase_relro method. Add
6935 increase_relro_ field. Update declarations.
6936 * output.cc (Output_section::Output_section): Initialize
6937 is_last_relro_ and is_first_non_relro_.
6938 (Output_segment::add_output_section): Group relro sections is
6939 do_sort is true. Handle is_last_relro and is_first_non_relro.
6940 (Output_segment::maximum_alignment): Remove relro handling.
6941 (Output_segment::set_section_addresses): Add increase_relro
6942 parameter. Change all callers. Add initial alignment to align
6943 relro sections on separate page. Remove old relro handling.
6944 (Output_segment::set_section_list_addresses): Remove in_relro
6945 parameter. Change all callers.
6946 (Output_segment::set_offset): Add increase parameter. Change all
6947 callers. Remove old relro handling.
6948 * output.h (class Output_section): Add new methods: is_last_relro,
6949 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6950 Add is_last_relro_ and is_first_non_relro_ fields.
6951 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6952 Create separate .got.plt section. Call increase_relro.
6953 * x86_64.cc (Target_x86_64::got_section): Likewise.
6954 * testsuite/relro_script_test.t: Add .got.plt.
6957 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6958 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6959 (Layout::finalize): Call set_dynamic_symbol_size.
6960 (Layout::set_dynamic_symbol_size): New function.
6961 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6962 set_dynamic_symbol_size.
6965 * output.h (class Output_section): Add is_entsize_zero_ field.
6966 * output.cc (Output_section::Output_section): Initialize
6968 (Output_section::set_entsize): If two different entsizes are
6969 requested, force it to zero.
6970 (Output_section::add_input_section): Set flags for .debug_str
6971 before updating section flags. Set entsize.
6972 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6973 and SHF_STRING if all input sections have those flags.
6975 2009-12-29 Rafael Espindola <espindola@google.com>
6977 * main.cc (main): Fix the sys time reporting.
6978 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6981 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6983 * options.cc (General_options::parse_version): Allow -v to exit
6984 without an error if there is nothing to link.
6986 2009-12-29 Ian Lance Taylor <iant@google.com>
6988 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6989 using a version of gcc before 4.1.
6990 * configure: Rebuild.
6992 2009-12-28 Chris Demetriou <cgd@google.com>
6994 * attributes.cc (Output_attributes_section_data::do_write): Use
6995 std::vector::front rather than std::vector::data.
6997 2009-12-28 Ian Lance Taylor <iant@google.com>
6999 * symtab.h (class Symbol_table): Add enum Defined.
7000 * resolve.cc (Symbol_table::should_override): Add defined
7001 parameter. Change all callers. Test whether object is NULL
7002 before calling a method on it.
7003 (Symbol_table::report_resolve_problem): Add defined parameter.
7005 (Symbol_table::should_override_with_special): Likewise.
7006 * symtab.cc (Symbol_table::define_in_output_data): Add defined
7007 parameter. Change all callers.
7008 (Symbol_table::do_define_in_output_data): Likewise.
7009 (Symbol_table::define_in_output_segment): Likewise.
7010 (Symbol_table::do_define_in_output_segment): Likewise.
7011 (Symbol_table::define_as_constant): Likewise.
7012 (Symbol_table::do_define_as_constant): Likewise.
7013 * script.h (class Symbol_assignment): Add is_defsym parameter to
7014 constructor; change all callers.
7015 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
7016 parameter. Change all callers. Add is_defsym_ field.
7017 (class Parser_closure): Add parsing_defsym parameter to
7018 constructor; change all callers. Add parsing_defsym accessor
7019 function. Add parsing_defsym_ field.
7021 2009-12-28 Ian Lance Taylor <iant@google.com>
7023 * gold.cc (queue_middle_tasks): Fix formatting.
7024 * object.cc (Relobj::is_section_name_included): Likewise.
7026 2009-12-23 Ian Lance Taylor <iant@google.com>
7028 * i386.cc (Target_i386::do_calls_non_split): Recognize
7029 -fsplit-stack prologue for a function with a static chain.
7030 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
7031 -fsplit-stack prologue when using %r11.
7033 2009-12-21 Sriraman Tallam <tmsriram@google.com>
7035 * options.cc (General_options::parse_version): Make -v continue and do
7036 the link like GNU ld does.
7038 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
7040 * Makefile.am (CCFILES): Add timer.cc.
7041 (HFILES): Add timer.h.
7042 * configure.ac: Check for sysconf and times.
7043 * main.cc: include timer.h.
7044 (main): Use Timer instead of get_run_time.
7047 * workqueue.cc: include timer.h.
7048 (Workqueue::find_and_run_task):
7049 Report user, sys and wall time.
7050 * Makefile.in: Regenerate.
7051 * config.in: Regenerate.
7052 * configure: Regenerate.
7054 2009-12-16 Doug Kwan <dougkwan@google.com>
7056 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
7058 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
7059 relaxed input sections.
7060 * output.cc (Output_section::find_relaxed_input_section): Change
7061 return type to Output_relaxed_input_section pointer. Adjust code
7062 for new type of relaxed_input_section_map_.
7063 * output.h (Output_section::find_relaxed_input_section): Change
7064 return type to Output_relaxed_input_section pointer.
7065 (Output_section::Output_relaxed_input_section_by_input_section_map):
7067 (Output_section::relaxed_input_section_map_): Change type to
7068 Output_section::Output_relaxed_input_section_by_input_section_map.
7069 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
7072 2009-12-15 Ian Lance Taylor <iant@google.com>
7074 * layout.cc (Layout::create_shstrtab): Only write out after input
7075 sections if we are compressing debug sections.
7077 2009-12-15 Ian Lance Taylor <iant@google.com>
7079 * archive.cc (Archive::add_symbols): Only look up a symbol without
7080 a version if there is, in fact, a version.
7082 2009-12-14 Ian Lance Taylor <iant@google.com>
7084 Revert -Wshadow changes, all changes from:
7085 2009-12-11 Doug Kwan <dougkwan@google.com>
7086 2009-12-11 Nick Clifton <nickc@redhat.com>
7087 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
7089 2009-12-11 Doug Kwan <dougkwan@google.com>
7091 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
7093 * attributes.cc (Object_attribute::size): Ditto.
7094 (Attributes_section_data::size): Ditto.
7095 (Attributes_section_data::Attributes_section_data): Ditto.
7096 (Output_attributes_section_data::do_write): Ditto.
7097 * attributes.h (Object_attribute::set_type): Ditto.
7098 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
7100 2009-12-11 Nick Clifton <nickc@redhat.com>
7102 * archive.cc: Fix shadowed variable warnings.
7104 * compressed_output.cc: Likewise.
7105 * compressed_output.h: Likewise.
7106 * configure: Likewise.
7107 * dwarf_reader.cc: Likewise.
7108 * dynobj.cc: Likewise.
7109 * dynobj.h: Likewise.
7110 * ehframe.cc: Likewise.
7111 * ehframe.h: Likewise.
7112 * errors.cc: Likewise.
7113 * expression.cc: Likewise.
7114 * fileread.cc: Likewise.
7115 * fileread.h: Likewise.
7116 * freebsd.h: Likewise.
7117 * i386.cc: Likewise.
7119 * incremental.h: Likewise.
7120 * layout.cc: Likewise.
7121 * layout.h: Likewise.
7122 * mapfile.cc: Likewise.
7123 * merge.cc: Likewise.
7124 * merge.h: Likewise.
7125 * object.cc: Likewise.
7126 * object.h: Likewise.
7127 * options.h: Likewise.
7128 * output.cc: Likewise.
7129 * output.h: Likewise.
7130 * parameters.cc: Likewise.
7131 * plugin.cc: Likewise.
7132 * powerpc.cc: Likewise.
7133 * reduced_debug_output.cc: Likewise.
7134 * reduced_debug_output.h: Likewise.
7135 * reloc.cc: Likewise.
7136 * reloc.h: Likewise.
7137 * resolve.cc: Likewise.
7138 * script-sections.cc: Likewise.
7139 * script.cc: Likewise.
7140 * script.h: Likewise.
7141 * sparc.cc: Likewise.
7142 * symtab.cc: Likewise.
7143 * symtab.h: Likewise.
7144 * target-select.cc: Likewise.
7145 * target-select.h: Likewise.
7146 * token.h: Likewise.
7147 * workqueue.cc: Likewise.
7148 * workqueue.h: Likewise.
7149 * x86_64.cc: Likewise.
7151 2009-12-10 Doug Kwan <dougkwan@google.com>
7153 * arm.cc (attributes.h): New include.
7154 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
7155 (Arm_relobj::~Arm_relobj): Delete object pointed by
7156 attributes_section_data_.
7157 (Arm_relobj::attributes_section_data): New method definition.
7158 (Arm_relobj::attributes_section_data_): New data member declaration.
7159 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
7160 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
7161 attributes_section_data_.
7162 (Arm_dynobj::attributes_section_data): New method definition.
7163 (Arm_dynobj::attributes_section_data_): New data member declaration.
7164 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
7165 initialization value of may_use_blx_ to false.
7166 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
7167 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
7168 object attributes to compute results instead of hard-coding.
7169 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
7170 Target_arm::get_secondary_compatible_arch,
7171 Target_arm::set_secondary_compatible_arch
7172 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7173 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
7174 New method declarations.
7175 (Target_arm::get_aeabi_object_attribute): New method definition.
7176 (Target_arm::attributes_section_data_): New data member declaration.
7177 (read_arm_attributes_section): New template definition.
7178 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
7179 (Arm_dynobj::do_read_symbols): Ditto.
7180 (Target_arm::do_finalize_sections): Merge attributes sections from
7181 input. Check for BLX use after attributes section merging.
7182 Fix __exidx_start and __exidx_end visibility. Create an
7183 .ARM.attributes section if necessary.
7184 (Target_arm::get_secondary_compatible_arch,
7185 Target_arm::set_secondary_compatible_arch,
7186 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7187 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
7188 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
7189 New method definitions.
7191 2009-12-09 Ian Lance Taylor <iant@google.com>
7193 * plugin.cc (Plugin::load): Don't cast from void* to a function
7196 2009-12-09 Ian Lance Taylor <iant@google.com>
7198 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
7201 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
7203 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
7204 Replace two_file_shared_1.so with two_file_shared_2.so.
7205 * testsuite/Makefile.in: Regenerated.
7207 2009-12-08 Doug Kwan <dougkwan@google.com>
7209 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7210 (HFILES): Add attributes.h and int_encoding.h.
7211 * Makefile.in: Regenerate.
7212 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7213 function definitions to int_encoding.cc
7214 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7215 prototypes to int_encoding.h
7216 * reduced_debug_output.cc (int_encoding.h): New include.
7217 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7218 function definitions to int_encoding.cc
7219 (insert_into_vector, read_from_pointer): Move template definitions to
7221 * attributes.cc: New file.
7222 * attributes.h: New file.
7223 * int_encoding.cc: New file.
7224 * int_encoding.h: New file.
7226 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
7229 * incremental-dump.cc (dump_incremental_inputs): New.
7230 (main): Use dump_incremental_inputs.
7232 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7235 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7236 checking elfcpp::STT_FUNC.
7237 (Target_i386::Relocate::relocate): Likewise.
7238 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7240 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7241 symbols from shared libraries into normal FUNC symbols.
7243 * symtab.h (Symbol): Add is_func and use it.
7245 2009-12-05 Doug Kwan <dougkwan@google.com>
7247 * arm.cc (Target_arm::arm_info): Initialize new fields
7248 attributes_section and attributes_vendor.
7249 * i386.cc (Target_i386::i386_info): Same.
7250 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7251 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7252 fields attributes_section and attributes_vendor.
7253 * sparc.cc (Target_sparc::sparc_info): Same.
7254 * target.h (Target::attributes_section, Target::attributes_vendor,
7255 Target::is_attributes_section, Target::attribute_arg_type,
7256 Target::attributes_order): New method definitions.
7257 (Target::Target_info::attributes_section,
7258 Target::Target_info::attributes_vendor): New fields.
7259 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7260 virtual method definitions.
7261 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7262 attributes_section and attributes_vendor.
7263 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7265 2009-12-05 Doug Kwan <dougkwan@google.com>
7267 * arm.cc: Update comments about interworking and stub generation.
7268 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7269 considered as non-PIC.
7270 (Arm_relocate_functions::base_abs): Fix formatting.
7271 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7272 of function to use GOT entry address instead of offset.
7273 (Target_arm::Scan::global): Issue an error if a symbol would need a
7274 PLT does not get one because it is untyped. Remove code to create
7275 dynamic symbols for relative branches.
7276 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7277 takes unsigned integer instead of boolean.
7279 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7281 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7282 (two_file_test_LDADD): Likewise.
7283 (common_test_1_LDADD): Likewise.
7284 (exception_test_LDADD) Likewise.
7285 (weak_test_LDADD): Likewise.
7286 (many_sections_test_LDADD): Likewise.
7287 (initpri1_LDADD): Likewise.
7288 (script_test_1_LDADD): Likewise.
7289 (script_test_2_LDADD): Likewise.
7290 (justsyms_LDADD): Likewise.
7291 (binary_test_LDADD): Likewise.
7292 (large_LDADD): Likewise.
7293 * testsuite/Makefile.in: Regenerated.
7295 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
7297 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7298 (Symbol_table::override_with_special): Likewise.
7299 (Symbol_table::add_from_object): Likewise.
7301 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7303 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7304 Don't set the data_offset twice.
7306 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7308 * testsuite/Makefile.in: Regenerate.
7310 2009-12-03 Doug Kwan <dougkwan@google.com>
7312 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7313 (Target_arm::do_finalize_sections): Add parameter for symbol table
7314 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7315 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7316 parameter for symbol table pointer.
7317 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7318 an additional parameter for a pointer to symbol table.
7319 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7320 parameter for a symbol table pointer.
7321 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7322 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7324 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7325 parameter for a symbol table pointer.
7327 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
7329 * incremental.cc (Incremental_inputs_header)
7330 (Incremental_inputs_header_write, Incremental_inputs_entry)
7331 (Incremental_inputs_entry_write): Move ...
7332 * incremental.h (Incremental_inputs_header)
7333 (Incremental_inputs_header_write, Incremental_inputs_entry)
7334 (Incremental_inputs_entry_write): here.
7336 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7338 * incremental.cc (make_sized_incremental_binary): Set the target.
7339 Error if it is incompatible.
7340 * output.h (Output_file): Add filename method.
7342 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7344 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7345 from the get_* methods.
7347 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7349 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7350 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7351 Write 0 for the data_offset of scripts.
7353 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7355 * testsuite/Makefile.am: Add the incremental_test.sh test.
7356 * testsuite/incremental_test.sh: New.
7357 * testsuite/incremental_test_1.c: New.
7358 * testsuite/incremental_test_2.c: New.
7360 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
7362 * incremental-dump.cc (main): Fix typos.
7364 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
7367 * incremental-dump.cc (main): Use llu to print 64 bit values.
7369 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7370 H.J. Lu <hongjiu.lu@intel.com>
7372 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7374 (incremental_dump_LDADD): Likewise.
7375 * Makefile.in: Regenerated.
7377 2009-11-25 Doug Kwan <dougkwan@google.com>
7381 2009-11-25 Doug Kwan <dougkwan@google.com>
7383 * arm.cc (Target_arm::Target_arm): Move method definition
7384 outside of class definition. Add code to handle
7385 --target1-rel, --target1-abs and --target2= options.
7386 (Target_arm::get_reloc_reloc_type): Change method to be
7387 non-static and const.
7388 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7389 New data member declaration.
7390 (Target_arm::Scan::local, Target_arm::Scan::global,
7391 Target_arm::Relocate::relocate,
7392 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7393 Adjust call to Target_arm::get_real_reloc_type.
7394 (Target_arm::get_real_reloc_type): Use command line options
7395 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7396 * options.h (--target1-rel, --target1-abs, --target2): New
7399 2009-11-25 Doug Kwan <dougkwan@google.com>
7401 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7402 class definition. Add code to handle --target1-rel, --target1-abs
7403 and --target2= options.
7404 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7406 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7408 (Target_arm::Scan::local, Target_arm::Scan::global,
7409 Target_arm::Relocate::relocate,
7410 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7411 call to Target_arm::get_real_reloc_type.
7412 (Target_arm::get_real_reloc_type): Use command line options to
7413 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7414 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7417 2009-11-25 Doug Kwan <dougkwan@google.com>
7419 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7420 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7421 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7423 (Arm_relocate_functions::thm_call): Replace body with a call to
7424 Arm_relocate_functions::thumb_branch_common.
7425 (Arm_relocate_functions::thm_jump24,
7426 Arm_relocate_functions::thm_xpc22): New method definitions.
7427 (Arm_relocate_functions::thumb_branch_common): New method definition.
7428 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7430 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7431 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7433 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7435 * Makefile.am: Build incremental-dump
7436 * Makefile.in: Regenerate.
7437 * incremental-dump.cc: New.
7438 * incremental.cc (Incremental_inputs_header_data,
7439 Incremental_inputs_entry_data): Move to incremental.h
7440 * incremental.h: (Incremental_inputs_header_data,
7441 Incremental_inputs_entry_data): Move from incremental.cc
7443 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7445 * incremental.cc (Incremental_inputs_header,
7446 Incremental_inputs_header_write, Incremental_inputs_entry,
7447 Incremental_inputs_entry_write): Add a typedef with the data type.
7449 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7451 * incremental.cc (Incremental_inputs_header,
7452 Incremental_inputs_header_write, Incremental_inputs_entry,
7453 Incremental_inputs_entry_write): Update comment about which
7454 type has the filed descriptions.
7456 2009-11-15 Doug Kwan <dougkwan@google.com>
7458 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7459 (Arm_relocate_functions::arm_branch_common): Change method defintion
7460 in class definition to a method declaration and update list of formal
7462 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7463 Arm_relocation_functions::jump24): Adjust call to
7464 Arm_relocate_functions::arm_branch_common. Update list of formal
7466 (Arm_relocate_functions::xpc25): New method definition.
7467 (Arm_relocate_functions::arm_branch_common): Move method defintion
7468 out from class definition. Use stubs for mode-switching and extending
7470 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7471 specially. Change code to enable use of stubs in ARM branches.
7473 2009-11-10 Doug Kwan <dougkwan@google.com>
7475 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7476 in method declaration.
7477 (Target_arm::relocate_stub): New method declaration.
7478 (Target_arm::default_target): Change to return a pointer instead of
7480 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7481 Target_arm::default_target.
7482 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7484 (Target_arm::relocate_section): Adjust view.
7485 (Target_arm::relocate_stub): New method definition.
7487 2009-11-10 Doug Kwan <dougkwan@google.com>
7489 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7491 * incremental.cc (open_incremental_binary): Initialized local
7492 variables to avoid warnings.
7493 * object.cc (make_elf_object): Ditto.
7494 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7497 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7500 * testsuite/plugin_test.c: Include "config.h".
7502 2009-11-09 Doug Kwan <dougkwan@google.com>
7504 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7505 (arm_symbol_value): Remove.
7506 (Arm_relocate_functions::arm_branch_common,
7507 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7508 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7509 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7510 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7511 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7512 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7513 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7514 Arm_relocate_functions::thm_mobw_abs_nc,
7515 Arm_relocate_functions::thm_mov_abs,
7516 Arm_relocate_functions::movw_prel_nc,
7517 Arm_relocate_functions::thm_movt_abs,
7518 Arm_relocate_functions::movt_prel,
7519 Arm_relocate_functions::thm_movw_prel_nc,
7520 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7521 (Target_arm::Relocate::relocate): Only decompose address into two
7522 parts if relocation type uses the thumb-bit and pass the actual
7523 bit instead of a flag indicating that the thumb-bit is used. Adjust
7524 calls to methods in Arm_relocate_functions for this change.
7526 2009-11-08 Ian Lance Taylor <iant@google.com>
7529 * reloc.cc: Instantiate
7530 Sized_relobj::initialize_input_to_output_maps and
7531 Sized_relobj:free_input_to_output_maps.
7533 2009-11-06 Ian Lance Taylor <iant@google.com>
7536 * defstd.cc (in_segment): Set only_if_ref true for "end".
7538 2009-11-06 Doug Kwan <dougkwan@google.com>
7540 * arm.cc (class Reloc_stub): Correct a comment.
7541 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7542 (Target_arm::scan_section_for_stubs): New method declaration.
7543 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7544 Change methods from private to protected.
7545 (Target_arm::do_may_relax): New method definition.
7546 (Target_arm::do_relax, Target_arm::group_sections,
7547 Target_arm::scan_reloc_for_stub,
7548 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7549 (Target_arm::arm_input_section_map_): New data member declaration.
7550 (Target_arm::scan_reloc_for_stub,
7551 Target_arm::scan_reloc_section_for_stubs,
7552 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7553 Target_arm::do_relax): New method definitions.
7555 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7557 * configure.ac: Check for (struct stat)::st_mtim
7558 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7559 * config.in: Regenerate.
7560 * configure: Regenerate.
7562 2009-11-05 Ian Lance Taylor <iant@google.com>
7565 * output.cc (Output_segment::add_output_section): Add missing
7568 2009-11-04 Ian Lance Taylor <iant@google.com>
7571 * object.h (class Object): Add is_needed and set_is_needed
7572 methods. Add is_needed_ field. Make bool fields into bitfields.
7573 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7574 defined in a dynamic object and referenced by a regular object,
7575 set is_needed for the dynamic object.
7576 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7577 if the file is marked with as_needed and it is not needed.
7579 2009-11-04 Ian Lance Taylor <iant@google.com>
7582 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7583 tags if data is discarded by linker script.
7584 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7585 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7586 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7587 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7589 2009-11-04 Ian Lance Taylor <iant@google.com>
7591 * layout.cc (Layout::get_output_section): Add is_interp and
7592 is_dynamic_linker_section parameters. Change all callers.
7593 (Layout::choose_output_section): Likewise.
7594 (Layout::make_output_section): Likewise.
7595 (Layout::add_output_section_data): Add is_dynamic_linker_section
7596 parameter. Change all callers.
7597 * layout.h (class Layout): Update declarations.
7598 * output.h (class Output_section): Add is_interp, set_is_interp,
7599 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7600 Add is_interp_, is_dynamic_linker_section_ fields. Change
7601 generate_code_fills_at_write_ to a bitfield.
7602 * output.cc (Output_section::Output_sections): Initialize new
7604 (Output_segment::add_output_section): Add do_sort parameter.
7607 2009-11-03 Ian Lance Taylor <iant@google.com>
7610 * options.h (class General_options): Add --warn-common.
7611 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7612 merging two common symbols.
7613 (Symbol_table::should_override): Handle --warn-common when merging
7614 a common symbol with a defined symbol. Use report_resolve_problem
7615 for multiple definitions.
7616 (Symbol_table::report_resolve_problem): New function.
7617 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7619 2009-11-03 Doug Kwan <dougkwan@google.com>
7621 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7623 (Target_arm::stub_factory): New method definition.
7624 (Target_arm::new_arm_input_section,
7625 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7626 Target_arm::reloc_uses_thumb_bit): New method declarations.
7627 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7628 New type definitions.
7629 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7630 member declarations.
7631 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7632 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7633 New method definitions.
7635 2009-11-03 Ian Lance Taylor <iant@google.com>
7637 * options.h (class General_options): Add --warn_constructors.
7639 2009-11-03 Ian Lance Taylor <iant@google.com>
7642 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7643 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7645 2009-11-03 Ian Lance Taylor <iant@google.com>
7648 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7649 --msgid-bugs-address.
7650 (install-pdf): New target.
7651 (install-data_yes): Look up one directory to find mkinstalldirs.
7653 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7655 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7658 2009-10-30 Doug Kwan <dougkwan@google.com>
7660 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7662 2009-10-30 Doug Kwan <dougkwan@google.com>
7664 * arm.cc (Stub_addend_reader): New struct template definition
7665 and partial specializations.
7666 (Stub_addend_reader::operator()): New method definition for a
7667 partially specialized template.
7669 2009-10-30 Doug Kwan <dougkwan@google.com>
7671 * arm.cc (Arm_relobj::processor_specific_flags): New method
7673 (Arm_relobj::do_read_symbols): New method declaration.
7674 (Arm_relobj::processor_specific_flags_): New data member declaration.
7675 (Arm_dynobj): New class definition.
7676 (Target_arm::do_finalize_sections): Add input_objects parameter.
7677 (Target_arm::do_adjust_elf_header): New method declaration.
7678 (Target_arm::are_eabi_versions_compatible,
7679 (Target_arm::merge_processor_specific_flags): New method declaration.
7680 (Target_arm::do_make_elf_object): New overloaded method definitions
7682 (Arm_relobj::do_read_symbols): New method definition.
7683 (Arm_dynobj::do_read_symbols): Ditto.
7684 (Target_arm::do_finalize_sections): Add input_objects parameters.
7685 Merge processor-specific flags from all input objects.
7686 (Target_arm::are_eabi_versions_compatible,
7687 Target_arm::merge_processor_specific_flags,
7688 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7689 New method definitions.
7690 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7691 Input_objects pointer type parameter.
7692 * layout.cc (Layout::finalize): Pass input objects to target's.
7693 finalize_sections function.
7694 * output.cc (Output_file_header::do_sized_write): Set ELF file
7695 header's processor-specific flags.
7696 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7697 Input_objects pointer type parameter.
7698 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7699 * target.h (Input_objects): New forward class declaration.
7700 (Target::processor_specific_flags,
7701 Target::are_processor_specific_flags_sect): New method definitions.
7702 (Target::finalize_sections): Add input_objects parameter.
7703 (Target::Target): Initialize processor_specific_flags_ and
7704 are_processor_specific_flags_set_.
7705 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7707 (Target::set_processor_specific_flags): New method definition.
7708 (Target::processor_specific_flags_,
7709 Target::are_processor_specific_flags_set_): New data member
7711 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7712 Input_objects pointer type parameter.
7714 2009-10-30 Doug Kwan <dougkwan@google.com>
7716 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7718 2009-10-28 Ian Lance Taylor <iant@google.com>
7720 * object.h (class Relobj): Drop options parameter from
7721 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7722 do_scan_relocs, do_relocate. Change all callers.
7723 (class Sized_relobj): Drop options parameters from
7724 do_gc_process_relocs, do_scan_relocs, do_relocate,
7725 do_relocate_sections, relocate_sections, emit_relocs_scan,
7726 emit_relocs_scan_reltype. Change all callers.
7727 (struct Relocate_info): Remove options field and all references to
7729 * reloc.h (class Read_relocs): Remove options constructor
7730 parameter and options_ field. Change all callers.
7731 (class Gc_process_relocs, class Scan_relocs): Likewise.
7732 (class Relocate_task): Likewise.
7733 * target-reloc.h (scan_relocs): Remove options parameter. Change
7735 (scan_relocatable_relocs): Likewise.
7736 * target.h (class Sized_target): Remove options parameter from
7737 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7739 * gc.h (gc_process_relocs): Remove options parameter. Change all
7741 * arm.cc: Update functions to remove options parameters.
7742 * i386.cc: Likewise.
7743 * powerpc.cc: Likewise.
7744 * sparc.cc: Likewise.
7745 * x86_64.cc: Likewise.
7746 * testsuite/testfile.cc: Likewise.
7748 2009-10-28 Doug Kwan <dougkwan@google.com>
7750 * arm.cc (Arm_relobj): New class definition.
7751 (Arm_relobj::scan_sections_for_stubs,
7752 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7753 New method definitions.
7755 2009-10-28 Cary Coutant <ccoutant@google.com>
7757 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7758 (Plugin::cleanup_done_): New member.
7759 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7760 (Plugin_manager::cleanup_done_): Remove.
7761 (Plugin_manager::add_input_file): Edit error message.
7762 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7763 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7765 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7767 * fileread.cc: (File_read::View::~View): Use the new
7768 data_ownership_ filed.
7769 (File_read::~File_read): Dispose the new whole_file_view_.
7770 (File_read::open): Mmap the whole file if needed.
7771 (File_read::open): Use whole_file_view_ instead of contents_.
7772 (File_read::find_view): Use whole_file_view_ if applicable.
7773 (File_read::do_read): Use whole_file_view_ instead of contents_.
7774 (File_read::make_view): Use whole_file_view_ instead of contents_,
7775 update File_read::View::View call.
7776 (File_read::find_or_make_view): Update File_read::View::View
7778 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7780 (File_read::View::Data_ownership): New enum.
7781 (File_read::View::View): Replace bool mapped_ with Data_ownership
7783 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7784 (File_read::View::data_ownership_): New field.
7785 (File_read::contents_): Remove (replaced by whole_file_view_).
7786 (File_read::whole_file_view_): New field.
7787 * options.h (class General_options): Add --keep-files-mapped.
7789 2009-10-27 Cary Coutant <ccoutant@google.com>
7791 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7792 * testsuite/Makefile.am (plugin_test_5): New test case.
7793 * testsuite/Makefile.in: Regenerate.
7795 2009-10-25 Doug Kwan <dougkwan@google.com>
7797 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7798 from private to protected to allow access by child class.
7799 (Sized_relobj::do_relocate_sections): New method declaration.
7800 (Sized_relobj::relocate_sections): Virtualize.
7801 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7802 Sized_relobj::relocate_sections. Instantiate template explicitly
7803 for different target sizes and endianity.
7805 2009-10-24 Doug Kwan <dougkwan@google.com>
7807 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7808 (Arm_input_section::as_arm_input_section): New method.
7809 (Arm_output_section): New class definition.
7810 (Arm_output_section::create_stub_group,
7811 Arm_output_section::group_sections): New method definitions.
7813 2009-10-22 Doug Kwan <dougkwan@google.com>
7815 * arm.cc (Arm_input_section): New class definition.
7816 (Arm_input_section::init, Arm_input_section:do_write,
7817 Arm_input_section::set_final_data_size,
7818 Arm_input_section::do_reset_address_and_file_offset): New method
7821 2009-10-21 Doug Kwan <dougkwan@google.com>
7823 * arm.cc (Stub_table, Arm_input_section): New forward class
7825 (Stub_table): New class defintion.
7826 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7827 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7828 New method definition.
7830 2009-10-21 Doug Kwan <dougkwan@google.com>
7832 * arm.cc: Update copyright comments.
7833 (Target_arm): New forward class template declaration.
7834 (Arm_address): New type.
7835 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7836 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7837 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7839 (Insn_template): Same.
7840 (DEF_STUBS): New macro.
7841 (Stub_type): New enum type.
7842 (Stub_template): New class definition.
7845 (Stub_factory): Same.
7846 (Target_arm::Target_arm): Initialize may_use_blx_ and
7847 should_force_pic_veneer_.
7848 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7849 Target_arm::should_force_pic_veneer,
7850 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7851 Target_arm::using_thumb_only, Target_arm:;default_target): New
7853 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7854 New data member declarations.
7855 (Insn_template::size, Insn_template::alignment): New method defintions.
7856 (Stub_template::Stub_template): New method definition.
7857 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7858 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7859 (Stub_factory::Stub_factory): New method definition.
7860 * gold.h (string_hash): New template.
7861 * output.h (Input_section_specifier::hash_value): Use
7863 (Input_section_specifier::string_hash): Remove.
7864 * stringpool.cc (Stringpool_template::string_hash): Use
7867 2009-10-20 Doug Kwan <dougkwan@google.com>
7869 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7870 symbols of relaxed input sections.
7871 * output.h (Output_section::find_relaxed_input_section): Make
7874 2009-10-16 Doug Kwan <dougkwan@google.com>
7876 * dynobj.cc (Versions::Versions): Initialize version_script_.
7877 Only insert base version symbol definition for a shared object
7878 if version script defines any version versions.
7879 (Versions::define_base_version): New method definition.
7880 (Versions::add_def): Check that base version is not needed.
7881 (Versions::add_need): Define base version lazily.
7882 * dynobj.h (Versions::define_base_version): New method declaration.
7883 (Versions::needs_base_version_): New data member declaration.
7884 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7885 (check_DATA): Add no_version_test.stdout.
7886 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7888 * testsuite/Makefile.in: Regenerate.
7889 * testsuite/no_version_test.c: New file.
7890 * testsuite/no_version_test.sh: Ditto.
7892 2009-10-16 Doug Kwan <dougkwan@google.com>
7894 * expression.cc (class Segment_start_expression): New class definition.
7895 (Segment_start_expression::value): New method definition.
7896 (script_exp_function_segment_start): Return a new
7897 Segment_start_expression.
7898 * gold/script-c.h (script_saw_segment_start_expression): New function
7900 * script-sections.cc (Script_sections::Script_sections): Initialize
7901 SAW_SEGMENT_START_EXPRESSION_ to false.
7902 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7903 and -Tbbs options to specify section addresses if given in
7904 command line and no SEGMENT_START expression is seen in a script.
7905 * script-sections.h (Script_sections::saw_segment_start_expression,
7906 Script_sections::set_saw_segment_start_expression): New method
7908 (Script_sections::saw_segment_start_expression_): New data member
7910 * script.cc (script_saw_segment_start_expression): New function.
7911 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7912 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7913 script_test_7.sh and script_test_8.sh.
7914 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7915 script_test_8.stdout.
7916 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7917 (script_test_6, script_test_6.stdout, script_test_7,
7918 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7919 * Makefile.in: Regenerate.
7920 * testsuite/script_test_6.sh: New file.
7921 * testsuite/script_test_6.t: Same.
7922 * testsuite/script_test_7.sh: Same.
7923 * testsuite/script_test_7.t: Same.
7924 * testsuite/script_test_8.sh: Same.
7926 2009-10-16 Doug Kwan <dougkwan@google.com>
7928 * output.cc (Output_segment::set_section_list_address): Cast
7929 expressions to unsigned long long type to avoid format warnings.
7931 2009-10-15 Ian Lance Taylor <iant@google.com>
7933 * script.cc (Script_options::add_symbol_assignment): Always add a
7934 dot assignment to script_sections_.
7935 * script-sections.cc (Script_sections::add_dot_assignment):
7936 Initialize if necessary.
7938 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7939 program headers with no load segment if there is a linker script.
7941 * layout.cc (Layout::set_segment_offsets): Align the file offset
7942 to the segment aligment for -N or -n with no load segment.
7943 * output.cc (Output_segment::add_output_section): Don't crash if
7944 the first section is a TLS section.
7945 (Output_segment::set_section_list_addresses): Print an error
7946 message if the address moves backward in a linker script.
7947 * script-sections.cc
7948 (Output_section_element_input::set_section_addresses): Don't
7949 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7950 (Orphan_output_section::set_section_addresses): Likewise.
7952 2009-10-15 Doug Kwan <dougkwan@google.com>
7954 * layout.cc (Layout::finish_dynamic_section): Generate tags
7955 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7956 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7957 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7959 2009-10-14 Ian Lance Taylor <iant@google.com>
7961 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7963 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7964 data_shdr fields of relinfo.
7965 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7966 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7967 R_386_TLS_LDO_32, adjust based on section flags.
7968 (Target_i386::Relocate::fix_up_ldo): Remove.
7970 2009-10-13 Ian Lance Taylor <iant@google.com>
7972 Add support for -pie.
7973 * options.h (class General_options): Add -pie and
7975 (General_options::output_is_position_independent): Test -pie.
7976 (General_options::output_is_executable): Return true if not shared
7977 and not relocatable.
7978 (General_options::output_is_pie): Remove.
7979 * options.cc (General_options::finalize): Reject incompatible uses
7981 * gold.cc (queue_middle_tasks): A -pie link is not static.
7982 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7983 * symtab.cc (Symbol::final_value_is_known): Return false if
7984 output_is_position_independent.
7985 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7986 output_is_position_independent.
7987 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7988 output_is_position_independent.
7989 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7990 output_is_position_independent.
7991 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7993 (basic_pie_test.o, basic_pie_test): New targets.
7994 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7995 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7996 (two_file_pie_test): New target.
7997 * testsuite/Makefile.in: Rebuild.
7998 * README: Remove note saying that -pie is not supported.
8000 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8002 * options.h (class General_options): Add -init and -fini.
8003 * layout.cc (Layout::finish_dynamic_section): Emit
8004 given init and fini functions.
8006 2009-10-13 Sriraman Tallam <tmsriram@google.com>
8008 * gc.h (gc_process_relocs): Check if icf is enabled using new
8010 * gold.cc (queue_initial_tasks): Likewise.
8011 (queue_middle_tasks): Likewise.
8012 * object.cc (do_layout): Likewise.
8013 * symtab.cc (is_section_folded): Likewise.
8014 * main.cc (main): Likewise.
8015 * reloc.cc (Read_relocs::run): Likewise.
8016 (Sized_relobj::do_scan_relocs): Likewise.
8017 * icf.cc (is_function_ctor_or_dtor): New function.
8018 (Icf::find_identical_sections): Check if function is ctor or dtor when
8020 * options.h (General_options::icf): Change option to be an enum.
8021 (Icf_status): New enum.
8022 (icf_enabled): New method.
8023 (icf_safe_folding): New method.
8024 (set_icf_status): New method.
8025 (icf_status_): New variable.
8026 * (options.cc) (General_options::finalize): Set icf_status_.
8027 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
8028 icf_test and icf_keep_unique_test to use the --icf enum flag.
8029 * testsuite/icf_safe_test.sh: New file.
8030 * testsuite/icf_safe_test.cc: New file.
8032 2009-10-12 Sriraman Tallam <tmsriram@google.com>
8034 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
8035 includes to gc.h and icf.h.
8036 * arm.cc: Include gc.h.
8037 * gold.cc: Likewise.
8038 * i386.cc: Likewise.
8039 * powerpc.cc: Likewise.
8040 * sparc.cc: Likewise.
8041 * x86_64.cc: Likewise.
8042 * gc.h: Include icf.h.
8044 2009-10-11 Ian Lance Taylor <iant@google.com>
8046 * plugin.cc: Include "gold.h" before other header files.
8048 2009-10-10 Chris Demetriou <cgd@google.com>
8050 * options.h (Input_file_argument::Input_file_type): New enum.
8051 (Input_file_argument::is_lib_): Replace with...
8052 (Input_file_argument::type_): New member.
8053 (Input_file_argument::Input_file_argument): Take Input_file_type
8054 'type' rather than boolean 'is_lib' as second argument.
8055 (Input_file_argument::is_lib): Use type_.
8056 (Input_file_argument::is_searched_file): New function.
8057 (Input_file_argument::may_need_search): Handle is_searched_file.
8058 * options.cc (General_options::parse_library): Support -l:filename.
8059 (General_options::parse_just_symbols): Update for Input_file_argument
8061 (Command_line::process): Likewise.
8062 * archive.cc (Archive::get_file_and_offset): Likewise.
8063 * plugin.cc (Plugin_manager::release_input_file): Likewise.
8064 * script.cc (read_script_file, script_add_file): Likewise.
8065 * fileread.cc (Input_file::Input_file): Likewise.
8066 (Input_file::will_search_for): Handle is_searched_file.
8067 (Input_file::open): Likewise.
8068 * readsyms.cc (Read_symbols::get_name): Likewise.
8069 * testsuite/Makefile.am (searched_file_test): New test.
8070 * testsuite/Makefile.in: Regenerate.
8071 * testsuite/searched_file_test.cc: New file.
8072 * testsuite/searched_file_test_lib.cc: New file.
8074 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8075 Ian Lance Taylor <iant@google.com>
8077 * descriptor.cc: Include <cstdio> and "binary-io.h".
8078 (Descriptors::open): Open the files in binary mode always.
8079 * script.cc (Lex::get_token): Treat \r as whitespace.
8081 2009-10-09 Ian Lance Taylor <iant@google.com>
8083 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
8085 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8086 Ian Lance Taylor <iant@google.com>
8088 * configure.ac: Check for readv function also.
8089 * fileread.cc (readv): Define if not HAVE_READV.
8090 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
8092 * config.in: Regenerate.
8093 * configure: Regenerate.
8095 2009-10-09 Doug Kwan <dougkwan@google.com>
8097 * layout.cc (Layout::make_output_section): Call target hook to make
8098 ordinary output section.
8099 (Layout::finalize): Adjust parameter list of call the
8100 Target::may_relax().
8101 * layout.h (class Layout::section_list): New method.
8102 * merge.h (Output_merge_base::entsize): Change visibility to public.
8103 (Output_merge_base::is_string, Output_merge_base::do_is_string):
8105 (Output_merge_string::do_is_string): New method.
8106 * object.cc (Sized_relobj::do_setup): renamed from
8107 Sized_relobj::set_up.
8108 * object.h (Sized_relobj::adjust_shndx,
8109 Sized_relobj::initializ_input_to_output_maps,
8110 Sized_relobj::free_input_to_output_maps): Change visibilities to
8112 (Sized_relobj::setup): Virtualize.
8113 (Sized_relobj::do_setup): New method declaration.
8114 (Sized_relobj::invalidate_section_offset,
8115 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
8116 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
8117 * options.cc (parse_int): New function.
8118 * options.h (parse_int): New declaration.
8119 (DEFINE_int): New macro.
8120 (stub_group_size): New option.
8121 * output.cc (Output_section::Output_section): Initialize memebers
8122 merge_section_map_, merge_section_by_properties_map_,
8123 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
8124 (Output_section::add_input_section): Handled deferred code-fill
8125 generation and remove an old comment.
8126 (Output_section::add_relaxed_input_section): New method definition.
8127 (Output_section::add_merge_input_section): Use merge section by
8128 properties map to speed to search. Update merge section maps
8130 (Output_section::build_relaxation_map): New method definition.
8131 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8133 (Output_section::relax_input_section): Renamed to
8134 Output_section::convert_input_sections_to_relaxed_sections and change
8135 interface to take a vector of pointers to relaxed sections.
8136 (Output_section::find_merge_section,
8137 Output_section::find_relaxed_input_section): New method definitions.
8138 (Output_section::is_input_address_mapped,
8139 Output_section::output_offset, Output_section::output_address):
8140 Use output section data maps to speed up searching.
8141 (Output_section::find_starting_output_address): Add comments.
8142 (Output_section::do_write,
8143 Output_section::write_to_postprocessing_buffer): Do code-fill
8144 generation as appropriate.
8145 (Output_section::get_input_sections): Invalidate relaxed input section
8147 (Output_section::restore_states): Adjust type of checkpoint .
8148 Invalidate relaxed input section map.
8149 * output.h (Output_merge_base): New class declaration.
8150 (Input_section_specifier): New class defintion.
8151 (class Output_relaxed_input_section) Change base class to
8152 Output_section_data_build.
8153 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
8154 base class initializer.
8155 (Output_section::add_relaxed_input_section): New method declaration.
8156 (Output_section::Input_section): Change visibility to protected.
8157 (Output_section::Input_section::relobj,
8158 Output_section::Input_section::shndx): Handle relaxed input sections.
8159 Output_section::input_sections) Change visibility to protected. Also
8160 define overload to return a non-const pointer.
8161 (Output_section::Merge_section_properties): New class defintion.
8162 (Output_section::Merge_section_by_properties_map,
8163 Output_section::Output_section_data_by_input_section_map,
8164 Output_section::Relaxation_map): New types.
8165 (Output_section::relax_input_section): Rename method to
8166 Output_section::convert_input_sections_to_relaxed_sections and change
8167 interface to take a vector of relaxed section pointers.
8168 (Output_section::find_merge_section,
8169 Output_section::find_relaxed_input_section,
8170 Output_section::build_relaxation_map,
8171 Output_section::convert_input_sections_in_list_to_relaxed_sections):
8172 New method declarations.
8173 (Output_section::merge_section_map_
8174 Output_section::merge_section_by_properties_map_,
8175 Output_section::relaxed_input_section_map_,
8176 Output_section::is_relaxed_input_section_map_valid_,
8177 Output_section::generate_code_fills_at_write_): New data members.
8178 * script-sections.cc
8179 (Output_section_element_input::set_section_addresses): Call
8180 current_data_size and addralign methods of relaxed input sections.
8181 (Orphan_output_section::set_section_addresses): Call current_data_size
8182 and addralign methods of relaxed input sections.
8183 * symtab.cc (Symbol_table::compute_final_value): Extract template
8184 from the body of Symbol_table::sized_finalize_symbol.
8185 (Symbol_table::sized_finalized_symbol): Call
8186 Symbol_table::compute_final_value.
8187 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
8188 (Symbol_table::compute_final_value): New templated method declaration.
8189 * target.cc (Target::do_make_output_section): New method defintion.
8190 * target.h (Target::make_output_section): New method declaration.
8191 (Target::relax): Add more parameters for input objects, symbol table
8192 and layout. Adjust call to do_relax.
8193 (Target::do_make_output_section): New method declaration.
8194 (Target::do_relax): Add parameters for input objects, symbol table
8197 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8199 * pread.c: Include stdio.h.
8201 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8203 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
8206 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8208 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8209 Change read_shndx type to unsigned int.
8210 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8212 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8213 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8214 Change read_shndx type to unsigned int.
8215 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8217 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8218 * layout.cc (Layout::create_symtab_sections): Cast the result of
8219 local_symcount * symsize to off_t in the gold_assert.
8221 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8223 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8224 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8226 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8227 (Arm_relocate_functions::thm_abs5): New function.
8228 (Arm_relocate_functions::abs12): New function.
8229 (Arm_relocate_functions::abs16): New function.
8230 (Arm_relocate_functions::base_abs): New function.
8231 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8232 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8233 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8235 (Scan::global): Likewise.
8236 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8237 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8238 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8239 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8242 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8244 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8245 (Arm_relocate_functions::movt_prel): New function.
8246 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8247 (Arm_relocate_functions::thm_movt_prel): New function.
8248 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8249 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8250 (Scan::global, Relocate::relocate): Likewise.
8251 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8253 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8255 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8256 Incremental_checker.
8257 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8259 (class Incremental_inputs_header): New class.
8260 (Incremental_inputs_header_writer): Edit comment.
8261 (Incremental_inputs_entry): New class.
8262 (Incremental_inputs_entry_writer): Edit comment.
8263 (Sized_incremental_binary::do_find_incremental_inputs_section):
8264 Add *strtab_shndx parameter, fill it.
8265 (Sized_incremental_binary::do_check_inputs): New method.
8266 (Incremental_checker::can_incrementally_link_output_file): Use
8267 Sized_incremental_binary::check_inputs.
8268 (Incremental_inputs::report_command_line): Save command line in
8271 (Incremental_binary::find_incremental_inputs_section): New
8273 (Incremental_binary::do_find_incremental_inputs_section): Add
8274 strtab_shndx parameter.
8275 (Incremental_binary::do_check_inputs): New pure virtual method.
8276 (Sized_incremental_binary::do_check_inputs): Declare.
8277 (Incremental_checker::Incremental_checker): Add incremental_inputs
8278 parameter, use it to initialize incremental_inputs_.
8279 (Incremental_checker::incremental_inputs_): New field.
8280 (Incremental_checker::command_line): New method.
8281 (Incremental_checker::inputs): New method.
8282 (Incremental_checker::command_line_): New field.
8284 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8286 * incremental.cc: Include <cstdarg> and "target-select.h".
8287 (vexplain_no_incremental): New function.
8288 (explain_no_incremental): New function.
8289 (Incremental_binary::error): New method.
8290 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8292 (make_sized_incremental_binary): New function.
8293 (open_incremental_binary): New function.
8294 (can_incrementally_link_file): Add checks if output is ELF and has
8296 * incremental.h: Include "elfcpp_file.h" and "output.h".
8297 (Incremental_binary): New class.
8298 (Sized_incremental_binary): New class.
8299 (open_incremental_binary): Declare.
8300 * object.cc (is_elf_object): Use
8301 elfcpp::Elf_recognizer::is_elf_file.
8302 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8303 * output.h (Output_file::filesize): New method.
8305 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8307 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8309 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8310 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8312 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8314 (Arm_relocate_functions::movw_abs_nc): New function.
8315 (Arm_relocate_functions::movt_abs): New function.
8316 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8317 (Arm_relocate_functions::thm_movt_abs): New function.
8318 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8319 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8320 (Scan::global): Likewise.
8321 (Relocate::relocate): Likewise.
8322 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8324 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8326 * arm.cc (Arm_relocate_functions::got_prel) New function.
8327 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8328 (Relocate::relocate): Likewise.
8329 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8331 2009-10-06 Ian Lance Taylor <iant@google.com>
8333 * options.h (class General_options): Define
8334 split_stack_adjust_size parameter.
8335 * object.h (class Object): Add uses_split_stack_ and
8336 has_no_split_stack_ fields. Add uses_split_stack and
8337 has_no_split_stack accessor functions. Declare
8338 handle_split_stack_section.
8339 (class Reloc_symbol_changes): Define.
8340 (class Sized_relobj): Define Function_offsets. Declare
8341 split_stack_adjust, split_stack_adjust_reltype, and
8343 * object.cc (Object::handle_split_stack_section): New function.
8344 (Sized_relobj::do_layout): Call handle_split_stack_section.
8345 * dynobj.cc (Sized_dynobj::do_layout): Call
8346 handle_split_stack_section.
8347 * reloc.cc (Sized_relobj::relocate_sections): Call
8348 split_stack_adjust for executable sections in split_stack
8349 objects. Pass reloc_map to relocate_section.
8350 (Sized_relobj::split_stack_adjust): New function.
8351 (Sized_relobj::split_stack_adjust_reltype): New function.
8352 (Sized_relobj::find_functions): New function.
8353 * target-reloc.h: Include "object.h".
8354 (relocate_section): Add reloc_symbol_changes parameter. Change
8356 * target.h (class Target): Add calls_non_split method. Declare
8357 do_calls_non_split virtual method. Declare match_view and
8359 * target.cc: Include "elfcpp.h".
8360 (Target::do_calls_non_split): New function.
8361 (Target::match_view): New function.
8362 (Target::set_view_to_nop): New function.
8363 * gold.cc (queue_middle_tasks): Give an error if mixing
8364 split-stack and non-split-stack objects with -r.
8365 * i386.cc (Target_i386::relocate_section): Add
8366 reloc_symbol_changes parameter.
8367 (Target_i386::do_calls_non_split): New function.
8368 * x86_64.cc (Target_x86_64::relocate_section): Add
8369 reloc_symbol_changes parameter.
8370 (Target_x86_64::do_calls_non_split): New function.
8371 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8373 * powerpc.cc (Target_powerpc::relocate_section): Add
8374 reloc_symbol_changes parameter.
8375 * sparc.cc (Target_sparc::relocate_section): Add
8376 reloc_symbol_changes parameter.
8377 * configure.ac: Call AM_CONDITIONAL for the default target.
8378 * configure: Rebuild.
8379 * testsuite/Makefile.am (TEST_AS): New variable.
8380 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8381 (check_DATA): Add split_i386 and split_x86_64 files.
8382 (SPLIT_DEFSYMS): Define.
8383 (split_i386_[1234n].o): New targets.
8384 (split_i386_[124]): New targets.
8385 (split_i386_[1234r].stdout): New targets.
8386 (split_x86_64_[1234n].o): New targets.
8387 (split_x86_64_[124]): New targets.
8388 (split_x86_64_[1234r].stdout): New targets.
8389 (MOSTLYCLEANFILES): Add new executables.
8390 * testsuite/split_i386.sh: New file.
8391 * testsuite/split_x86_64.sh: New file.
8392 * testsuite/split_i386_1.s: New file.
8393 * testsuite/split_i386_2.s: New file.
8394 * testsuite/split_i386_3.s: New file.
8395 * testsuite/split_i386_4.s: New file.
8396 * testsuite/split_i386_n.s: New file.
8397 * testsuite/split_x86_64_1.s: New file.
8398 * testsuite/split_x86_64_2.s: New file.
8399 * testsuite/split_x86_64_3.s: New file.
8400 * testsuite/split_x86_64_4.s: New file.
8401 * testsuite/split_x86_64_n.s: New file.
8402 * testsuite/testfile.cc (Target_test): Update relocation_section
8404 * testsuite/Makefile.in: Rebuild.
8406 2009-10-06 Ian Lance Taylor <iant@google.com>
8408 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8409 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8410 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8411 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8412 the address on ldo_addrs_.
8413 (Target_i386::Relocate::fix_up_ldo): New function.
8415 2009-10-06 Rafael Espindola <espindola@google.com>
8417 * plugin.cc (add_input_library): New.
8418 (Plugin::load): Add add_input_library to tv.
8419 (Plugin_manager::add_input_file): Add the is_lib argument.
8420 (add_input_file): Update call to Plugin_manager::add_input_file.
8421 (add_input_library): New.
8422 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8424 2009-09-30 Doug Kwan <dougkwan@google.com>
8426 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8427 symbol and call Symbol::may_need_copy_reloc to determine if
8428 a copy reloc is needed.
8429 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8430 nocopyreloc is given in command line.
8431 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8432 given in command line.
8433 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8434 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8435 of the removed Target_i386::may_need_copy_reloc.
8436 * options.h (copyreloc): New option with default value false.
8437 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8438 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8439 instead of the removed Target_powerpc::may_need_copy_reloc.
8440 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8441 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8442 instead of the removed Target_sparc::may_need_copy_reloc.
8443 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8444 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8445 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8446 instead of the removed Target_x86_64::may_need_copy_reloc.
8448 2009-09-30 Ian Lance Taylor <iant@google.com>
8450 * object.h (class Object): Remove target_ field, and target,
8451 sized_target, and set_target methods.
8452 (Object::sized_target): Remove.
8453 (class Sized_relobj): Update declarations. Remove sized_target.
8454 * object.cc (Sized_relobj::setup): Remove target parameter.
8456 (Input_objects::add_object): Don't do anything with the target.
8457 (make_elf_sized_object): Add punconfigured parameter. Change all
8458 callers. Set or test parameter target.
8459 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8461 * parameters.cc (Parameters::set_target): Change parameter type to
8463 (Parameters::default_target): Remove.
8464 (set_parameters_target): Change parameter type to be non-const.
8465 (parameters_force_valid_target): New function.
8466 (parameters_clear_target): New function.
8467 * parameters.h (class Parameters): Update declarations. Remove
8468 default_target method. Add sized_target and clear_target
8469 methods. Change target_ to be non-const.
8470 (set_parameters_target): Update declaration.
8471 (parameters_force_valid_target): Declare.
8472 (parameters_clear_target): Declare.
8473 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8474 as NULL if we aren't searching.
8475 (Add_symbols::run): Don't check for compatible target.
8476 * fileread.cc (Input_file::open_binary): Call
8477 parameters_force_valid_target.
8478 * gold.cc (queue_middle_tasks): Likewise.
8479 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8480 set_target on object.
8481 * dynobj.h (class Sized_dynobj): Update declarations.
8482 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8483 make_elf_object returns NULL.
8484 (Archive::include_member): Don't check whether object target is
8486 * output.cc (Output_section::add_input_section): Get target from
8488 (Output_section::relax_input_section): Likewise.
8489 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8491 (Sized_relobj::do_scan_relocs): Likewise.
8492 (Sized_relobj::relocate_sections): Likewise.
8493 * resolve.cc (Symbol_table::resolve): Likewise.
8494 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8495 parameter. Change all callers.
8496 (Symbol_table::add_from_object): Get target from parameters.
8497 (Symbol_table::add_from_relobj): Don't check object target.
8498 (Symbol_table::add_from_dynobj): Likewise.
8499 (Symbol_table::define_special_symbol): Get target from
8501 * symtab.h (class Symbol_table): Update declaration.
8502 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8503 parameter. Change all callers. Clear parameter target.
8504 (Binary_test): Test target here.
8505 * testsuite/object_unittest.cc (gold_testsuite): Remove
8506 target_test_pointer parameter. Change all callers.
8507 (Object_test): Test target here.
8509 2009-09-26 Ian Lance Taylor <iant@google.com>
8511 * testsuite/initpri1.c: Don't try to use constructor priorities if
8512 compiling with gcc before 4.3.
8514 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8516 * testsuite/retain_symbols_file_test.sh (check_present): Change
8517 output file name to retain_symbols_file_test.stdout.
8518 (check_absent): Likewise.
8520 2009-09-18 Craig Silverstein <csilvers@google.com>
8522 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8523 * options.cc: Include <cerrno> and <fstream>.
8524 (General_options::finalize): Parse -retain-symbols-file tag.
8525 * options.h: New flag.
8526 (General_options): New method should_retain_symbol, new
8527 variable symbols_to_retain.
8528 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8529 should_retain_symbol map.
8530 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8531 * testsuite/Makefile.in: Regenerate.
8532 * testsuite/retain_symbols_file_test.sh: New file.
8534 2009-09-18 Nick Clifton <nickc@redhat.com>
8536 * po/es.po: Updated Spanish translation.
8538 2009-09-17 Doug Kwan <dougkwan@google.com>
8540 * debug.h (DEBUG_RELAXATION): New constant.
8541 (DEBUG_ALL): Add DEBUG_RELAXATION.
8542 (debug_string_to_enum): Add relaxation debug option.
8544 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8545 Layout::Relaxation_debug_check::read_sections,
8546 Layout::Relaxation_debug_check::read_sections): New method definitions.
8547 (Layout::Layout): Initialize data members
8548 record_output_section_data_from_scrips_,
8549 script_output_section_data_list_ and relaxation_debug_check_.
8550 (Layout::save_segments, Layout::restore_segments,
8551 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8552 Layout::relaxation_loop_body): New method definitions.
8553 (Layout::finalize): Support relaxation. Move section layout code to
8554 Layout::relaxation_loop_body.
8555 (Layout::set_asection_address_from_script): Move code for orphan
8556 section placement out.
8557 (Layout::place_orphan_sections_in_script): New method definition.
8558 * layout.h (Output_segment_headers, Output_file_header):
8559 New forward class declarations.
8560 (Layout::~Layout): Define.
8561 (Layout::new_output_section_data_from_script): New method definition.
8562 (Layout::place_orphan_sections_in_script): New method declaration.
8563 (Layout::Segment_states): New type declaration.
8564 (Layout::save_segments, Layout::restore_segments,
8565 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8566 Layout::relaxation_loop_body): New method declarations.
8567 (Layout::Output_section_data_list): New type declaration.
8568 (Layout::Relaxation_debug_check): New class definition.
8569 (Layout::record_output_section_data_from_script_,
8570 Layout::script_output_section_data_list_, Layout::segment_states_,
8571 Layout::relaxation_debug_check_): New data members.
8572 * output.cc: (Output_section_headers::do_size): New method definition.
8573 (Output_section_headers::Output_section_headers): Move size
8574 computation to Output_section_headers::do_size.
8575 (Output_segment_headers::do_size): New method definition.
8576 (Output_file_header::Output_file_header): Move size computation to
8577 Output_file_header::do_size and call it.
8578 (Output_file_header::do_size): New method definition.
8579 (Output_data_group::Output_data_group): Adjust call to
8580 Output_section_data.
8581 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8582 (Output_symtab_xindex::do_write): Add array bound check.
8583 (Output_section::Input_section::print_to_mapfile): Handle
8584 RELAXED_INPUT_SECTION_CODE.
8585 (Output_section::Output_section): Initialize data member checkpoint_.
8586 (Output_section::~Output_section): Delete checkpoint object pointed
8588 (Output_section::add_input_section): Always add an Input_section if
8590 (Output_section::add_merge_input_section): Add assert.
8591 (Output_section::relax_input_section): New method definition.
8592 (Output_section::set_final_data_size): Set load address to zero for
8593 an unallocated section.
8594 (Output_section::do_address_and_file_offset_have_reset_values):
8595 New method definition.
8596 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8597 Handle relaxed input section.
8598 (Output_section::sort_attached_input_sections): Checkpoint input
8599 section list lazily.
8600 (Output_section::get_input_sections): Change type of input_sections to
8601 list of Simple_input_section pointers. Checkpoint input section list
8602 lazily. Also handle relaxed input sections.
8603 (Output_section::add_input_section_for_script): Take a reference to
8604 a Simple_input_section object instead of Relobj pointer and section
8605 index as parameter. Handle relaxed input sections.
8606 (Output_section::save_states, Output_section::restore_states): New
8608 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8609 (Output_data::is_data_size_fixed): New method definition.
8610 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8612 (Output_data::address_and_file_offset_have_reset_values): New method
8614 (Output_data::do_address_and_file_offset_have_reset_values): New method
8616 (Output_data::set_data_size): Check that data size is not fixed.
8617 (Output_data::fix_data_size): New method definition.
8618 (Output_data::is_data_size_fixed_): New data member.
8619 (Output_section_headers::set_final_data_size): New method definition.
8620 (Output_section_headers::do_size): New method declaration.
8621 (Output_segment_headers::set_final_data_size): New method definition.
8622 (Output_segment_headers::do_size): New method declaration.
8623 (Output_file_header::set_final_data_size)::New method definition.
8624 (Output_file_header::do_size)::New method declaration.
8625 (Output_section_data::Output_section_data): Add new parameter
8626 is_data_size_fixed and use it to fix data size.
8627 (Output_data_const::Output_data_const): Adjust call to base class
8628 constructor and fix data size.
8629 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8630 base class constructor and fix data size.
8631 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8632 base class constructor and fix data size.
8633 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8634 class constructor and fix data size.
8635 (Output_data_group::set_final_data_size): New method definition.
8636 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8637 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8638 class constructor and fix data size.
8639 (Output_relaxed_input_section): New class definition.
8640 (Output_section::Simple_input_section): New class definition.
8641 (Output_section::get_input_sections): Adjust parameter list.
8642 (Output_section::add_input_section_for_script): Same.
8643 (Output_section::save_states, Output_section::restore_states,
8644 Output_section::do_address_and_file_offset_have_reset_values,
8645 (Output_section::Input_section::Input_section): Handle
8646 RELAXED_INPUT_SECTION_CODE. Add new overload for
8647 Output_relaxed_input_section.
8648 (Output_section::Input_section::is_input_section,
8649 Output_section::Input_section::set_output_section): Handle relaxed
8651 (Output_section::Input_section::is_relaxed_input_section,
8652 Output_section::Input_section::output_section_data,
8653 Output_section::Input_section::relaxed_input_section): New method
8655 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8657 (Output_section::Input_section::u1_): Update comments.
8658 (Output_section::Input_section::u2_): Add new union member poris.
8659 (Output_section::Checkpoint_output_section): New classs definition.
8660 (Output_section::relax_input_section): New method declaration.
8661 (Output_section::checkpoint_): New data member.
8662 (Output_segment): Update comments.
8663 (Output_segment::Output_segment): Un-privatize copy constructor.
8664 (Output_segment::operator=): Un-privatize.
8665 * script-sections.cc (Output_section_element::Input_section_list):
8666 Change element type to Output_section::Simple_input_section.
8667 (Output_section_element_dot_assignment::set_section_addresses):
8668 Register output section data for relaxation clean up.
8669 (Output_data_exression::Output_data_expression): Adjust call to base
8670 constructor to fix data size.
8671 (Output_section_element_data::set_section_addresses): Register
8672 Output_data_expression object for relaxation clean up.
8673 (struct Input_section_info): Replace Relobj pointer and section index
8674 pair with Output_section::Simple_input_section and Convert struct to a
8676 (Input_section_sorter::operator()): Adjust access to
8677 Input_section_info data member to use accessors.
8678 (Output_section_element_input::set_section_addresses): Use layout
8679 parameter. Adjust code to use Output_section::Simple_input_section
8680 and Input_secction_info classes. Register filler for relaxation
8682 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8683 and section index pair with Output_section::Simple_input_section
8684 class. Adjust code accordingly.
8685 (Phdrs_element::release_segment): New method definition.
8686 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8688 (Script_sections::release_segments): New method definition.
8689 * gold/script-sections.h (Script_sections::release_segments): New
8691 * gold/target.h (Target::may_relax, Target::relax,
8692 Target::do_may_relax, Target::do_relax): New method definitions.
8694 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8696 * arm.cc (has_signed_unsigned_overflow): New function.
8697 (Arm_relocate_functions::abs8): New function.
8698 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8699 (Target_arm::Scan::global): Likewise.
8700 (Target_arm::relocate::relocate): Likewise.
8701 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8704 2009-09-16 Cary Coutant <ccoutant@google.com>
8706 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8707 * testsuite/Makefile.in: Regenerate.
8709 2009-09-11 Nick Clifton <nickc@redhat.com>
8711 * po/gold.pot: Updated by the Translation project.
8713 2009-09-08 Cary Coutant <ccoutant@google.com>
8715 * output.cc (Output_file::open): Add execute permission to empty file.
8716 * testsuite/Makefile.am (permission_test): New test.
8717 * testsuite/Makefile.in: Regenerate.
8719 2009-09-02 Ian Lance Taylor <iant@google.com>
8721 * output.cc (Output_file::resize): Call map_no_anonymous rather
8724 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8726 * gold.cc: Include "incremental.h".
8727 (queue_initial_tasks): Call Incremental_checker methods.
8728 * incremental.cc: Include "output.h".
8729 (Incremental_checker::can_incrementally_link_output_file): New
8731 * incremental.h (Incremental_checker): New class.
8733 * output.cc (Output_file::open_for_modification): New method.
8734 (Output_file::map_anonymous): Changed return type to bool. Record
8736 (Output_file::map_no_anonymous): New method, broken out of map.
8737 (Output_file::map): Use map_no_anonymous and map_anonymous.
8738 * output.h (class Output_file): Update declarations.
8740 2009-08-24 Cary Coutant <ccoutant@google.com>
8742 * options.h (Command_line::Pre_options): New class.
8743 (Command_line::pre_options): New member.
8744 * options.cc (gold::options::ready_to_register): New variable.
8745 (One_option::register_option): Do nothing if not registering options.
8746 Assert if same short option registered twice.
8747 (General_options::General_options): Turn off option registration when
8749 (Command_line::Pre_options::Pre_options): New constructor.
8751 2009-08-24 Cary Coutant <ccoutant@google.com>
8753 * options.h (General_options::no_keep_memory): Remove incorrect
8756 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8758 * Makefile.am (am__skiplex, am__skipyacc): New.
8759 * Makefile.in: Regenerate.
8761 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8763 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8764 (INCLUDES): ... this.
8765 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8766 (AM_CPPFLAGS): Renamed from ...
8767 (INCLUDE): ... this.
8768 * Makefile.in, testsuite/Makefile.in: Regenerate.
8770 * Makefile.in: Regenerate.
8771 * aclocal.m4: Likewise.
8772 * config.in: Likewise.
8773 * configure: Likewise.
8774 * testsuite/Makefile.in: Likewise.
8776 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8777 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8778 * Makefile.in: Regenerate.
8779 * testsuite/Makefile.in: Regenerate.
8781 2009-08-19 Cary Coutant <ccoutant@google.com>
8783 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8784 symbols in shared libraries overridden by hidden or internal symbols
8785 in the main program.
8787 2009-08-19 Chris Demetriou <cgd@google.com>
8789 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8790 checking source file names in error messages.
8792 2009-08-18 Doug Kwan <dougkwan@google.com>
8794 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8795 an elcpp::Ehdr as parameter. Adjust call to set_target.
8796 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8797 an elfcpp::Ehdr as parameter.
8798 * object.cc (Object::set_target): Remove the version that looks up
8799 a target and sets it.
8800 (Sized_relobj::setup): Take a Target object instead of
8801 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8802 (make_elf_sized_object): Find target and ask target to
8804 * object.h: (Object::set_target): Remove the version that looks up
8805 a target and sets it.
8806 (Sized_relobj::setup): Take a Target object instead of
8807 an elfcpp:Ehdr as parameter.
8808 * target.cc: Include dynobj.h.
8809 (Target::do_make_elf_object_implementation): New.
8810 (Target::do_make_elf_object): New.
8811 * target.h (Target::make_elf_object): New template declaration.
8812 (Target::do_make_elf_object): New method declarations.
8813 (Target::do_make_elf_object_implementation): New template declaration.
8815 2009-08-14 Ian Lance Taylor <iant@google.com>
8817 * gold.h (FUNCTION_NAME): Define.
8818 (gold_unreachable): Use FUNCTION_NAME.
8820 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8822 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8823 symbol in the --keep-unique list is not found.
8825 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8827 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8828 been maked as --keep-unique.
8829 (Icf::unfold_section): New function.
8830 * icf.h (Icf::unfold_section): New function.
8831 * options.h (General_options::keep_unique): New option.
8832 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8833 * testsuite/Makefile.in: Regenerate.
8834 * testsuite/icf_keep_unique_test.sh: New file.
8835 * testsuite/icf_keep_unique_test.cc: New file.
8837 2009-08-12 Cary Coutant <ccoutant@google.com>
8840 * resolve.cc (Symbol_table::resolve): Check for references from
8841 dynamic objects to hidden and internal symbols.
8842 * testsuite/Makefile.am (hidden_test.sh): New test.
8843 * testsuite/Makefile.in: Regenerate.
8844 * testsuite/hidden_test.sh: New script.
8845 * testsuite/hidden_test_1.c: New test source.
8846 * testsuite/hidden_test_main.c: New test source.
8848 2009-08-11 Doug Kwan <dougkwan@google.com>
8850 * arm.cc: Update comments.
8851 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8852 segment to locate the .ARM.exidx section if present.
8854 2009-08-09 Doug Kwan <dougkwan@google.com>
8856 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8859 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8860 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8863 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8865 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8866 valid tls_segment only for non-debug-section relocations.
8867 * testsuite/Makefile.am: Add gc_tls_test.
8868 * testsuite/Makefile.in: Regenerate.
8869 * testsuite/gc_tls_test.cc: New file.
8870 * testsuite/gc_tls_test.sh: New file.
8872 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8876 * Makefile.am (CCFILES): Add icf.cc.
8878 * Makefile.in: Regenerate.
8879 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8880 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8881 section, symbol and addend information for the relocs.
8882 * gold.cc (queue_middle_tasks): Call identical code folding.
8883 * gold.h: Add defines for multimap.
8884 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8885 to the call of finalize_local_symbols.
8886 * main.cc (main): Create object of class Icf.
8887 * object.cc (Sized_relobj::do_layout): Allow this function to be
8888 called twice during icf.
8889 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8890 to sections marked as identical by icf.
8891 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8893 (Sized_relobj::do_section_entsize): New function.
8894 * object.h (Object::section_entsize): New function.
8895 (Object::do_section_entsize): New pure virtual function.
8896 (Relobj::finalize_local_symbols): Add new parameter.
8897 (Relobj::do_section_entsize): New function.
8898 * options.h (General_options::icf): New option.
8899 (General_options::icf_iterations): New option.
8900 (General_options::print_icf_sections): New option.
8901 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8902 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8903 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8905 * symtab.cc (Symbol_table::is_section_folded): New function.
8906 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8907 to sections marked as identical by icf.
8908 * symtab.h (Symbol_table::set_icf): New function.
8909 (Symbol_table::icf): New function.
8910 (Symbol_table::is_section_folded): New function.
8911 (Symbol_table::icf_): New data member.
8912 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8913 * testsuite/Makefile.am: Add commands to build icf_test.
8914 * testsuite/Makefile.in: Regenerate.
8915 * testsuite/icf_test.sh: New file.
8916 * testsuite/icf_test.cc: New file.
8918 2009-07-24 Chris Demetriou <cgd@google.com>
8920 * layout.cc (is_compressible_debug_section): Fix incorrect
8921 comment about compressed section names.
8923 2009-07-20 Ian Lance Taylor <ian@airs.com>
8926 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8928 2009-07-16 Ian Lance Taylor <iant@google.com>
8931 * layout.h: #include <map>.
8932 (class Kept_section): Change from struct to class. Add accessors
8933 and setters. Add section size to Comdat_group mapping. Change
8934 Comdat_group to std::map. Add is_comdat_ field. Add
8935 linkonce_size field in union.
8936 (class Layout): Update declaration of find_or_add_kept_section.
8937 Don't declare find_kept_object.
8938 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8939 parameter. Add object, shndx, is_comdat, and is_group_name
8940 parameters. Change all callers. Adjust for new Kept_section.
8941 (Layout::find_kept_object): Remove.
8942 * object.cc (Sized_relobj::include_section_group): Update use of
8943 Kept_section. Rename secnum to shndx. Only record
8944 Kept_comdat_section if sections are the same size.
8945 (Sized_relobj::include_linkonce_section): Update use of
8946 Kept_section. Only record Kept_comdat_section if sections are the
8947 same size. Set size of linkonce section.
8948 (Sized_relobj::map_to_kept_section): Update call to
8949 get_kept_comdat_section.
8950 * object.h (class Sized_relobj): Rename fields in
8951 Kept_comdat_section to drop trailing underscores; change object
8952 field to Relobj*. Change Kept_comdat_section_table to store
8953 struct rather than pointer.
8954 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8955 Add kept_object and kept_shndx parameters. Change all callers.
8956 (Sized_relobj::get_kept_comdat_section): Change return type to
8957 bool. Add kept_object and kept_shndx parameters. Change all
8959 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8960 Layout::find_or_add_kept_section.
8962 2009-07-09 Ian Lance Taylor <iant@google.com>
8964 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8965 Reserve space in the hash table.
8967 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8969 * fileread.cc (File_read::get_mtime): New method.
8970 * fileread.h (Timespec): New structure.
8971 (File_read::get_mtime): New method.
8972 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8973 Renamed from timestamp_nsec.
8974 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8976 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8978 (Incremental_inputs::report_archive): Save mtime; style fix.
8979 (Incremental_inputs::report_obejct): Save mtime; style fix.
8980 (Incremental_inputs::report_script): Save mtime; style fix.
8981 (Incremental_inputs::finalize_inputs): Style fix.
8982 (Incremental_inputs::finalize): Style fix.
8983 (Incremental_inputs::create_input_section_data): Store inputs
8985 * incremental.h (Incremental_inputs::report_script): Add mtime
8987 (Incremental_inputs::Input_info::Input_info): Intialize only one
8989 (Incremental_inputs::Input_info::archive): Move to nameless
8991 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8992 (Incremental_inputs::Input_info::script): Move to nameless union.
8993 (Incremental_inputs::mtime): New field.
8994 * script.cc (read_input_script): Pass file mtime to
8996 * script.h (Script_info::inputs): Style fix.
8998 2009-07-01 Ian Lance Taylor <ian@airs.com>
9000 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
9003 2009-06-24 Ian Lance Taylor <iant@google.com>
9006 * layout.cc (Layout::choose_output_section): If we find an
9007 existing section, update the flags.
9008 (Layout::create_notes): New function, broken out of
9010 (Layout::finalize): Don't create note sections.
9011 (Layout::create_note): Don't crash if linker script discards
9013 (Layout::create_gold_note): Likewise.
9014 (Layout::create_build_id): Likewise. Don't set
9015 after_input_sections on the section.
9016 (Layout::create_executable_stack_info): Remove target parameter.
9018 * layout.h (class Layout): Declare create_notes. Update
9019 declaration of create_executable_stack_info.
9020 * gold.cc (queue_middle_tasks): Call create_notes.
9021 * output.cc (Output_section::update_flags_for_input_section): Move
9022 here from output.h. If SHF_ALLOC flag is newly set, mark address
9024 * output.h (Output_data::mark_address_invalid): New function.
9025 (class Output_section): Only declare, not define,
9026 update_flags_for_input_section. Remove set_flags.
9028 2009-06-24 Ian Lance Taylor <iant@google.com>
9030 * script-sections.cc (Output_section_definition::
9031 set_section_addresses): Rename shadowing local load_address to
9034 2009-06-24 Ian Lance Taylor <iant@google.com>
9037 * reloc.cc (relocate_sections): Skip empty relocation sections.
9039 2009-06-23 Ian Lance Taylor <iant@google.com>
9042 * layout.cc (Layout::create_note): Use choose_output_section
9043 rather than make_output_section.
9045 2009-06-23 Ian Lance Taylor <iant@google.com>
9048 * options.cc (General_options::parse_V): Set printed_version_.
9049 (General_options::General_options): Initialize printed_version_.
9050 * options.h (class General_options): Add printed_version_ field.
9051 * gold.cc (queue_initial_tasks): If there are no input files,
9052 don't give a fatal error if we printed the version information.
9053 (queue_middle_tasks): If using -r with a shared object, give a
9054 fatal error rather than an ordinary error.
9056 2009-06-23 Ian Lance Taylor <iant@google.com>
9059 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
9060 (Layout::make_output_section): Set have_stabstr_section_ if we see
9061 a .stab*str section.
9062 (Layout::finalize): Call link_stabs_sections.
9063 (Layout::link_stabs_sections): New file.
9064 * layout.h (class Layout): Add have_stabstr_section_ field.
9065 Declare link_stabs_sections.
9067 2009-06-23 Doug Kwan <dougkwan@google.com>
9069 * Makefile.am (libgold_a_LIBADD): New.
9070 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
9071 * Makefile.in: Regenerate.
9072 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
9073 * configure: Regenerate.
9074 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
9075 * fileread.cc: Include sys/state.h
9076 * gold.h: Declare memmem and strndup if found missing.
9077 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
9079 2009-06-23 Ian Lance Taylor <iant@google.com>
9081 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
9082 * configure: Rebuild.
9084 2009-06-23 Ian Lance Taylor <iant@google.com>
9087 * object.cc (Object::section_contents): Don't try to get a view if
9088 the section has length zero.
9089 (Object::handle_gnu_warning_section): If the section is empty, use
9090 the name of the section as the warning.
9092 2009-06-23 Ian Lance Taylor <iant@google.com>
9095 * stringpool.h (class Stringpool_template): Add optimize_ field.
9096 (Stringpool_template::set_optimize): New function.
9097 * stringpool.cc (Stringpool_template::Stringpool_template):
9098 Initialize optimize_ field.
9099 (Stringpool_template::set_string_offsets): Test local optimize
9100 fild rather than parameter.
9101 * layout.cc (Layout::Layout): Call set_optimize on the section
9104 2009-06-22 Ian Lance Taylor <iant@google.com>
9107 * yyscript.y: Parse TARGET.
9108 * script.cc (script_set_target): New function.
9109 * script-c.h (script_set_target): Declare.
9110 * options.cc (General_options::string_to_object_format): Rename
9111 from string_to_object_format in anonymous namespace. Change
9113 * options.h (class General_options): Declare
9114 string_to_object_format.
9116 2009-06-22 Ian Lance Taylor <iant@google.com>
9118 * script-sections.cc (Script_sections::create_segments): Don't put
9119 program headers in a PT_LOAD segment if -n or -N.
9121 2009-06-22 Ian Lance Taylor <iant@google.com>
9124 * options.h (class General_options): Add -z lazy and -z now. Sort
9125 -z options into alphabetical order.
9126 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
9128 2009-06-21 Ian Lance Taylor <iant@google.com>
9130 * layout.cc (Layout::make_output_section): Call
9131 Target::new_output_section.
9132 (Layout::attach_allocated_section_to_segment): Put large section
9133 sections in a separate load segment with the large segment flag
9135 (Layout::segment_precedes): Sort large data segments after other
9137 (align_file_offset): New static function.
9138 (Layout::set_segment_offsets): Use align_file_offset.
9139 * output.h (class Output_section): Add is_small_section_ and
9140 is_large_section_ fields.
9141 (Output_section::is_small_section): New function.
9142 (Output_section::set_is_small_section): New function.
9143 (Output_section::is_large_section): New function.
9144 (Output_section::set_is_large_section): New function.
9145 (Output_section::is_large_data_section): New function.
9146 (class Output_segment): Add is_large_data_segment_ field.
9147 (Output_segment::is_large_data_segment): New function.
9148 (Output_segment::set_is_large_data_segment): New function.
9149 * output.cc (Output_section::Output_section): Initialize new
9151 (Output_segment::Output_segment): Likewise.
9152 (Output_segment::add_output_section): Add assertion that large
9153 data sections always go in large data segments. Force small data
9154 sections to the end of the list of data sections. Force small BSS
9155 sections to the start of the list of BSS sections. For large BSS
9156 sections to the end of the list of BSS sections.
9157 * symtab.h (class Symbol): Declare is_common_shndx.
9158 (Symbol::is_defined): Check Symbol::is_common_shndx.
9159 (Symbol::is_common): Likewise.
9160 (class Symbol_table): Define enum Commons_section_type. Update
9161 declarations. Add small_commons_ and large_commons_ fields.
9162 * symtab.cc (Symbol::is_common_shndx): New function.
9163 (Symbol_table::Symbol_table): Initialize new fields.
9164 (Symbol_table::add_from_object): Put small and large common
9165 symbols in the right list.
9166 (Symbol_table::sized_finalized_symbol): Check
9167 Symbol::is_common_shndx.
9168 (Symbol_table::sized_write_globals): Likewise.
9169 * common.cc (Symbol_table::do_allocate_commons): Allocate new
9170 common symbol lists. Don't call do_allocate_commons_list if the
9172 (Symbol_table::do_allocate_commons_list): Remove is_tls
9173 parameter. Add comons_section_type parameter. Change all
9174 callers. Handle small and large common symbols.
9175 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
9176 Symbol::is_common_shndx.
9177 * resolve.cc (symbol_to_bits): Likewise.
9178 * target.h (Target::small_common_shndx): New function.
9179 (Target::small_common_section_flags): New function.
9180 (Target::large_common_shndx): New function.
9181 (Target::large_common_section_flags): New function.
9182 (Target::new_output_section): New function.
9183 (Target::Target_info): Add small_common_shndx, large_common_shndx,
9184 small_common_section_flags, and large_common_section_flags
9186 (Target::do_new_output_section): New virtual function.
9187 * arm.cc (Target_arm::arm_info): Initialize new fields.
9188 * i386.cc (Target_i386::i386_info): Likewise.
9189 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
9191 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
9192 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9193 (Target_x86_64::do_new_output_section): New function.
9194 * configure.ac: Define conditional MCMODEL_MEDIUM.
9195 * testsuite/Makefile.am (check_PROGRAMS): Add large.
9196 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
9197 (large_LDFLAGS): Define.
9198 * testsuite/large.c: New file.
9199 * testsuite/testfile.cc (Target_test::test_target_info):
9200 Initialize new fields.
9201 * configure, testsuite/Makefile.in: Rebuild.
9203 2009-06-05 Doug Kwan <dougkwan@google.com>
9205 * Makefile.am (CCFILES): Add target.cc.
9206 * Makefile.in: Regenerate.
9207 * i386.cc (class Target_i386): Define new virtual method to
9208 override do_is_local_label_name in parent.
9209 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9210 local symbols if --discard-locals or -X is given.
9211 * options.h (class General_options): Declare new options
9212 '--discard-locals' and '-X' for discarding locals.
9213 * target.h (class Target): Define new methods is_local_label_name.
9214 Declare new virtual method do_is_local_label_name.
9215 * target.cc: New file.
9216 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9217 (check_SCRIPTS): Add discard_locals_test.sh.
9218 (check_DATA): Add discard_local_tests.syms.
9219 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9220 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9221 * testsuite/Makefile.in: Regenerate.
9222 * testsuite/discard_locals_test.c: New file.
9223 * testsuite/discard_locals_test.sh: Same.
9225 2009-06-05 Doug Kwan <dougkwan@google.com>
9227 * object.cc (Sized_relobj::Sized_relobj): Initialize
9228 discarded_eh_frame_shndx_ to -1U.
9229 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9231 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9232 a discarded .eh_frame section.
9233 (Sized_relobj::do_finalize_local_symbols): Ditto.
9234 * object.h (class Sized_relobj): Declare new member
9235 discarded_eh_frame_shndx_.
9236 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9237 (local_labels_test.o, local_labels_test): New rules.
9238 * testsuite/Makefile.in: Regenerate.
9240 2009-06-04 Doug Kwan <dougkwan@google.com>
9242 * layout.cc (Layout::section_name_mapping): Add mapping for
9243 special ARM sections.
9245 2009-06-03 Doug Kwan <dougkwan@google.com>
9247 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9248 (utils::has_overflow): Same.
9250 2009-06-03 Ian Lance Taylor <iant@google.com>
9252 * layout.cc (Layout::section_name_mapping): New array, replacing
9253 Layout::linkonce_mapping.
9254 (Layout::section_name_mapping_count): New variable, replacing
9255 Layout::linkonce_mapping_count.
9256 (Layout::linkonce_output_name): Remove.
9257 (Layout::output_section_name): Rewrite.
9258 * layout.h (class Layout): Rename Linkonce_mapping to
9259 Section_name_mapping, linkonce_mapping to section_name_mapping,
9260 linkonce_mapping_count to section_name_mapping_count. Don't
9261 declare linkonce_output_name.
9263 2009-06-03 Doug Kwan <dougkwan@google.com>
9265 * gold/arm.cc (namespace utils): New.
9266 (Target_arm::reloc_is_non_pic): Define new method.
9267 (class Arm_relocate_functions): New.
9268 (Target_arm::Relocate::relocate): Handle relocation types used by
9271 2009-06-03 Ian Lance Taylor <iant@google.com>
9273 * arm.cc (Target_arm::scan::global): Use || instead of |.
9275 2009-06-02 Doug Kwan <dougkwan@google.com>
9277 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9278 issued_non_pic_error_.
9279 (class Target_arm::Scan): Declare new method check_non_pic.
9280 Define new method symbol_needs_plt_entry.
9281 Declare new data member issued_non_pic_error_.
9282 (class Target_arm::Relocate): Declare new method
9283 should_apply_static_reloc.
9284 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9285 (Target_arm::Scan::check_non_pic): Define new method.
9286 (Target_arm::Scan::local): Handle a small subset of reloc types used
9288 (Target_arm::Scan::local): Same.
9289 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9291 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9293 * incremental.cc (Incremental_inputs::report_command_line): Filter
9294 out --incremental-* options.
9296 2009-05-29 Doug Kwan <dougkwan@google.com>
9298 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9300 (class Target_arm): Update comment.
9301 (Target_arm::Target_arm): Initialize new data members GOT_,
9302 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9303 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9304 and Target_arm::rel_dyn_section.
9305 Declare new_enum Target_arm::Got_type.
9306 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9308 Update commments for member do_dynsym_value.
9309 (Target_arm::got_size, Target_arm::plt_section,
9310 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9311 new methods inside class defintion.
9312 (Target_arm::got_section): Define new method.
9313 (Target_arm::rel_dyn_section): Same.
9314 (Output_data_plt_arm): New template class.
9315 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9316 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9317 (Output_data_plt_arm::add_entry): Same.
9318 (Output_data_plt_arm::first_plt_entry): Define new
9319 static data member for PLT instruction template.
9320 (Output_data_plt_arm::plt_entry): Same.
9321 (Output_data_plt_arm::do_write): Define new method.
9322 (Target_arm::make_plt_entry): Same.
9323 (Target_arm::do_finalize_sections): Same.
9324 (Target_arm::do_dynsym_value): Same.
9326 2009-05-28 Doug Kwan <dougkwan@google.com>
9328 * Makefile.am (TARGETSOURCES): Add arm.cc.
9329 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9330 * Makefile.in: Regenerate.
9332 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9334 2009-05-26 Doug Kwan <dougkwan@google.com>
9336 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9337 (General_options::check_excluded_libs): Strip off directories in
9338 archive name before matching like GNU ld does.
9339 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9340 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9341 (exclude_libs_test_LDFLAGS): Add linker option
9342 -Wl,--exclude-libs,libexclude_libs_test_3
9343 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9344 an explicit archive without using -l.
9345 (alt/libexclude_libs_test_3.a): New make rule.
9346 * testsuite/Makefile.in: Regenerate.
9347 * testsuite/exclude_libs_test.c : Declare lib3_default().
9349 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9350 * exclude_libs_test_3.c: New file.
9352 2009-05-26 Nick Clifton <nickc@redhat.com>
9354 * po/id.po: New Indonesian translation.
9355 * po/gold.pot: Updated template file.
9357 2009-05-22 Sriraman Tallam <tmsriram@google.com>
9359 * testsuite/Makefile.am: Add -ffunction-sections to compile
9360 gc_comdat_test files. Add -Wl,--gc-sections to build
9362 * testsuite/Makefile.in: Regenerate.
9363 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9365 2009-05-21 Sriraman Tallam <tmsriram@google.com>
9367 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9368 kept comdat section was garbage collected.
9369 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9370 * testsuite/Makefile.in: Regenerate.
9371 * testsuite/gc_comdat_test.sh: New file.
9372 * testsuite/gc_comdat_test_1.cc: New file.
9373 * testsuite/gc_comdat_test_2.cc: New file.
9375 2009-05-19 Doug Kwan <dougkwan@google.com>
9377 * archive.cc (Archive::Archive): Move constructor from archive.h
9378 to here. Initialize no_export_.
9379 (Archive::get_elf_object_for_member): Set no_export flag of object.
9380 * archive.h (Archive::Archive): Move constructor body to
9382 (Archive::no_export): New method.
9383 (Archive::no_export_): New field.
9384 * object.h (Object::Object): Initialize no_export_ to false.
9385 (Object::no_export, Object::set_no_export): New methods.
9386 (Object::no_export_): New field.
9387 * options.cc (General_options::parse_exclude_libs): New method.
9388 (General_options::check_excluded_libs) Same.
9389 * options.h (exclude_libs): New option.
9390 (General_options::check_excluded_libs): New method declaration.
9391 (General_options::excluded_libs_): New field.
9392 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9393 default or protected visibility if an object has no-export flag set.
9394 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9395 (check_SCRIPTS): Add exclude_libs_test.sh.
9396 (check_DATA): Add exclude_libs_test.syms.
9397 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9398 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9399 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9400 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9401 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9402 libexclude_libs_test_2.a): New rules.
9403 * testsuite/Makefile.in: Regenerate.
9404 * testsuite/exclude_libs_test.c: New file.
9405 * testsuite/exclude_libs_test.sh: Ditto.
9406 * testsuite/exclude_libs_test_1.c: Ditto.
9407 * testsuite/exclude_libs_test_2.c: Ditto.
9409 2009-05-15 Ian Lance Taylor <iant@google.com>
9411 * configure.ac: Check for declarations for cases where libiberty.h
9412 checks HAVE_DECL_xxx.
9413 * configure, config.in: Rebuild.
9415 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9417 * gold.h (Incremental_argument_list): Remove (invalid) forward
9419 * incremental.cc (Incremental_inputs::report_achive): New method.
9420 (Incremental_inputs::report_object): New method.
9421 (Incremental_inputs::report_script): New method.
9422 (Incremental_inputs::finalize_inputs): New method.
9423 (Incremental_inputs::finalize): Call finalize_inputs().
9424 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9425 Create inputs entries.
9426 * incremental.h (Incremental_input_type): New enum.
9427 (Incremental_inputs::Incremental_input): Initialize new fields.
9428 (Incremental_inputs::report_inputs): New method.
9429 (Incremental_inputs::report_achive): New method.
9430 (Incremental_inputs::report_object): New method.
9431 (Incremental_inputs::report_script): New method.
9432 (Incremental_inputs::finalize_inputs): New method.
9433 (Incremental_inputs::Input_info): New struct.
9434 (Incremental_inputs::Input_info_map): New typedef.
9435 (Incremental_inputs::lock_): New field.
9436 (Incremental_inputs::Inputs_): New field.
9437 (Incremental_inputs::Inputs_map): New field.
9438 * main.cc (main): Call Incremental_input::report_inputs.
9439 * options.h (Input_argument_list): Typedef moved from
9441 (Input_file_group::Files): Remove, use ::Input_argument_list.
9442 (Input_file_group::Input_argument_list): Remove, use
9443 ::Input_argument_list.
9444 * plugin.cc (Plugin_manager::add_input_file): Add error in
9446 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9448 * script.cc (read_input_script): Call
9449 Incremental_input::report_script.
9450 * script.h (Script_info): New class.
9452 2009-04-27 Ian Lance Taylor <iant@google.com>
9454 * x86_64.cc (do_adjust_output_section): Set entsize to
9457 2009-04-23 Elliott Hughes <enh@google.com>
9459 * output.cc (Output_file::close): After short writes, continue
9460 writing from the correct offset in the buffer being written.
9462 2009-04-23 Chris Demetriou <cgd@google.com>
9464 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9465 * configure: Regenerate.
9466 * config.in: Regenerate.
9467 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9468 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9470 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9472 * incremental.cc (Incremental_inputs_header_data): Renamed from
9473 Incremental_input_header_data.
9474 (Incremental_inputs_header_data::data_size): New field.
9475 (Incremental_inputs_header_data::put_input_file_count): Renamed
9476 from input_file_count.
9477 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9478 from command_line_offset.
9479 (Incremental_inputs_header_data::put_reserved): Renamed from
9481 (Incremental_inputs_entry_data): Renamed from
9482 Incremental_input_entry_data.
9483 (Incremental_inputs_entry_data::data_size): New field.
9484 (Incremental_inputs::report_command_line): New method.
9485 (Incremental_inputs::finalize): New method.
9486 (Incremental_inputs::create_incremental_inputs_data): New method.
9487 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9488 * incremental.h: New file.
9489 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9490 (Layout::finalize): Create incremental inputs section in
9492 (Layout::create_incremental_info_sections): New method.
9493 * layout.h (Layout::incremental_inputs): New method.
9494 (Layout::create_incremental_info_sections): New method.
9495 (Layout::incremental_inputs_): New field.
9496 * main.cc (main): Notify Incremental_input of the command line.
9498 2009-04-01 Ian Lance Taylor <iant@google.com>
9499 Mikolaj Zalewski <mikolajz@google.com>
9501 * gold.h (reserve_unordered_map): Define, three versions, one for
9502 each version of Unordered_map.
9503 * layout.cc (Layout::Layout): Remove options parameter. Add
9504 number_of_input_files parameter. Don't initialize options_.
9505 Initialize number_of_input_files_ and resized_signatures_. Move
9506 sections_are_attached_.
9507 (Layout::layout_group): Reserve space for group_signatures_.
9508 (Layout::find_or_add_kept_section): Change name parameter to be a
9509 reference. Resize signatures_ map when it gets large enough.
9510 (Layout::layout_eh_frame): Use parameters->options() instead of
9512 (Layout::make_output_section): Likewise.
9513 (Layout::attach_allocated_section_to_segment): Likewise.
9514 (Layout::finalize, Layout::create_executable_stack): Likewise.
9515 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9516 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9517 * layout.h (class Layout): Update declarations. Remove options_
9518 field. Add number_of_input_files_ and resized_signatures_
9519 fields. Move sections_are_attached_ field.
9520 * main.cc (main): Pass number of input files to Layout
9521 constructor. Don't pass options.
9523 2009-03-30 Ian Lance Taylor <iant@google.com>
9525 * ffsll.c (ffsll): Correct implementation.
9527 2009-03-27 Ian Lance Taylor <iant@google.com>
9529 * ffsll.c: New file.
9530 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9531 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9532 * ftruncate.c (ftruncate): Declare before definition.
9533 * mremap.c (mremap): Likewise.
9534 * pread.c (pread): Likewise.
9535 * configure, Makefile.in, config.in: Rebuild.
9537 * mremap.c: New file.
9538 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9539 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9540 (mremap): Declare if HAVE_MREMAP is not defined.
9541 * configure, Makefile.in, config.in: Rebuild.
9543 2009-03-27 Cary Coutant <ccoutant@google.com>
9545 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9546 position independent.
9547 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9548 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9550 2009-03-24 Cary Coutant <ccoutant@google.com>
9552 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9554 (needs_dynamic_reloc): Likewise.
9556 2009-03-24 Ian Lance Taylor <iant@google.com>
9558 * yyscript.y (file_cmd): Recognize EXTERN.
9559 (extern_name_list, extern_name_list_body): New nonterminals.
9560 * script.cc (script_add_extern): Define.
9561 * script-c.h (script_add_extern): Declare.
9563 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
9565 * object.cc (is_elf_object): Define.
9566 * object.h (is_elf_object): Declare.
9567 * archive.cc (Archive::get_elf_object_for_member): Call
9569 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
9571 2009-03-24 Elliott Hughes <enh@google.com>
9573 * output.cc (Output_file::map_anonymous): Define.
9574 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9575 try an anonymous one. Report the size if the mmap fails.
9576 * output.h (class Output_file): Declare map_anonymous.
9578 2009-03-24 Ian Lance Taylor <iant@google.com>
9580 * target-select.cc (instantiate_target): Don't acquire the lock if
9581 the instantiated_target_ field has already been set.
9583 2009-03-23 Ian Lance Taylor <iant@google.com>
9585 * gold-threads.h (class Initialize_lock): Define.
9586 * gold-threads.cc (class Initialize_lock_once): Define.
9587 (initialize_lock_control): New static variable.
9588 (initialize_lock_pointer): New static variable.
9589 (initialize_lock_once): New static function.
9590 (Initialize_lock::Initialize_lock): Define.
9591 (Initialize_lock::initialize): Define.
9592 * target-select.h: Include "gold-threads.h".
9593 (class Target_selector): Add lock_ and initialize_lock_ fields.
9594 Don't define instantiate_target, just declare it.
9595 * target-select.cc (Target_selector::Target_selector): Initialize
9597 (Target_selector::instantiate_target): Define.
9598 * descriptors.h: Include "gold-threads.h".
9599 (class Descriptors): Add initialize_lock_ field.
9600 * descriptors.cc (Descriptors::Descriptors): Initialize new
9602 (Descriptors::open): Use initialize_lock_ field
9603 * errors.h (class Errors): Add initialize_lock_ field.
9604 * errors.cc (Errors::Errors): Initialize new field.
9605 (Errors::initialize_lock): Use initialize_lock_ field.
9606 * powerpc.cc (class Target_selector_powerpc): Remove
9607 instantiated_target_ field. In do_recognize call
9608 instantiate_target rather than do_instantiate_target. In
9609 do_instantiate_target just allocate a new target.
9610 * sparc.cc (class Target_selector_sparc): Likewise.
9612 * freebsd.h: New file.
9613 * i386.cc: Include "freebsd.h".
9614 (Target_i386): Derive from Target_freebsd rather than
9616 (Target_selector_i386): Derive from Target_selector_freebsd rather
9617 than Target_selector.
9618 * x86_64.cc: Include "freebsd.h".
9619 (Target_x86_64): Derive from Target_freebsd rather than
9621 (Target_selector_x86_64): Derive from Target_selector_freebsd
9622 rather than Target_selector.
9623 * target.h (class Target): Add adjust_elf_header and
9624 do_adjust_elf_header.
9625 * output.cc (Output_file_header:: do_sized_write): Call target
9626 adjust_elf_header routine.
9627 * configure.tgt: Set targ_osabi.
9628 * configure.ac: Define GOLD_DEFAULT_OSABI.
9629 * parameters.cc (Parameters::default_target): Pass
9630 GOLD_DEFAULT_OSABI to select_target.
9631 * target-select.h (class Target_selector): Make instantiate_target
9632 protected rather than private.
9633 * Makefile.am (HFILES): Add freebsd.h.
9634 * configure, Makefile.in, config.in: Rebuild.
9636 * merge.cc (do_add_input_section): Correct pend value. Change
9637 message about last entry not being null terminated from error to
9640 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9642 * incremental.cc: New file.
9643 * Makefile.am (CCFILES): Add incremental.cc.
9644 * Makefile.in: Rebuild.
9646 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9648 * layout.cc (Layout::output_section_name): Preserve names
9649 of '.note.' sections.
9651 2009-03-19 Ian Lance Taylor <iant@google.com>
9653 * descriptors.cc (Descriptors::open): Check that the options are
9654 valid before using them.
9656 2009-03-18 Ian Lance Taylor <iant@google.com>
9658 * script-sections.h: Include <list>.
9659 (class Script_sections): Change Sections_elements from std::vector
9660 to std::list. Typedef public Elements_iterator. Add
9661 orphan_section_placement_, data_segment_align_start_, and
9662 saw_data_segment_align_ fields. Remove data_segment_align_index_
9664 * script-sections.cc (class Orphan_section_placement): New class.
9665 (class Sections_element): Add virtual functions is_relro and
9666 orphan_section_init. Remove virtual function place_orphan_here.
9667 (class Output_section_definition): Add is_relro and
9668 orphan_section_init. Remove place_orphan_here.
9669 (class Orphan_output_section): Likewise.
9670 (Script_sections::Script_sections): Update for field changes.
9671 (Script_sections::data_segment_align): Set saw_data_segment_align_
9672 and data_segment_align_start_, not data_segment_align_index.
9673 (Script_sections::data_segment_relro_end): Check
9674 saw_data_segment_align_. Use data_segment_align_start_ rather
9675 than data_segment_align_index_.
9676 (Script_sections::place_orphan): Rewrite to use
9677 Orphan_section_placement.
9679 2009-03-17 Ian Lance Taylor <iant@google.com>
9681 * archive.cc (Archive::add_symbols): Check for a version attached
9682 to the symbol name in the archive map.
9683 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9684 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9685 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9686 (ver_test_11.a): New target.
9687 * testsuite/Makefile.in: Rebuild.
9689 * configure.ac: Check for chsize and posix_fallocate. Replace
9691 * ftruncate.c: New file, from gnulib.
9692 * output.cc (posix_fallocate): Define dummy version if not
9693 HAVE_POSIX_FALLOCATE.
9694 (Output_file::map): Call posix_fallocate rather than lseek and
9696 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9697 * configure, Makefile.in, config.in: Rebuild.
9699 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9701 * layout.h (Layout::create_note): Add section_name parameter.
9702 * layout.cc (Layout::create_note): Likewise.
9703 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9705 2009-03-17 Ian Lance Taylor <iant@google.com>
9707 * descriptors.cc: Include "options.h".
9708 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9709 (Descriptors::open): Always use O_CLOEXEC when opening a new
9710 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9711 then set FD_CLOEXEC.
9713 * sparc.cc (class Target_sparc): Add has_got_section.
9714 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9715 make sure we have a GOT section.
9717 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9718 (Target_sparc::Scan::local): Likewise.
9719 (Target_sparc::Scan::global): Likewise.
9720 (Target_sparc::Relocate::relocate): Likewise.
9721 (Target_sparc::Relocate::relocate_tls): Likewise.
9723 * symtab.cc (Symbol_table::define_default_version): New function,
9724 broken out of add_from_object.
9725 (Symbol_table::add_from_object): Call define_default_version.
9726 (Symbol_table::define_special_symbol): Add resolve_oldsym
9727 parameter. Change all callers. If the version for a symbol comes
9728 from a version script, resolve it with the symbol with the same
9729 name with no version. Also add the symbol without a version if
9731 (do_define_in_output_data): If resolving with oldsym, don't delete
9733 (do_define_in_output_segment): Likewise.
9734 (do_define_as_constant): Likewise.
9735 * symtab.h (class Symbol_table): Update declarations.
9737 2009-03-13 Ian Lance Taylor <iant@google.com>
9739 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9740 (Read_symbols::requeue): New function.
9741 (Read_symbols::do_read_symbols): If make_elf_object fails because
9742 the target type is not configured, and the file was searched for,
9743 issue a warning and retry with the next directory.
9744 (Add_symbols::run): If the file has an incompatible format, and
9745 it was searched for, requeue the Read_symbols task. On error,
9747 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9748 dirindex parameter to constructor. Change all callers. Declare
9749 incompatible_warning and requeue.
9750 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9751 input_argument_ and input_group_ fields. Add them to
9752 constructor. Change all callers.
9753 (class Read_script): Add dirindex_ field. Add it to constructor.
9755 * archive.cc (Archive::setup): Remove input_objects parameter.
9757 (Archive::get_file_and_offset): Likewise.
9758 (Archive::read_all_symbols): Likewise.
9759 (Archive::read_symbols): Likewise.
9760 (Archive::get_elf_object_for_member): Remove input_objects
9761 parameter. Add punconfigured parameter. Change all callers.
9762 (Archive::add_symbols): Change return type to bool. Check return
9763 value of include_member.
9764 (Archive::include_all_members): Likewise.
9765 (Archive::include_member): Change return type to bool. Return
9766 false if first included object has incompatible target. Set
9767 included_member_ field.
9768 (Add_archive_symbols::run): If add_symbols returns false, requeue
9770 * archive.h (class Archive): Add included_member_ field.
9771 Initialize it in constructor. Add input_file and searched_for
9772 methods. Update declarations.
9773 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9774 input_argument_ fields. Add them to constructor. Change all
9776 * script.cc: Include "target-select.h".
9777 (class Parser_closure): Add skip_on_incompatible_target_ and
9778 found_incompatible_target_ fields. Add
9779 skip_on_incompatible_target parameter to constructor. Change all
9780 callers. Add methods skip_on_incompatible_target,
9781 clear_skip_on_incompatible_target, found_incompatible_target, and
9782 set_found_incompatible_target.
9783 (read_input_script): Add dirindex parameter. Change all callers.
9784 If parser finds an incompatible target, requeue Read_symbols
9786 (script_set_symbol): Clear skip_on_incompatible_target in
9788 (script_add_assertion, script_parse_option): Likewise.
9789 (script_start_sections, script_add_phdr): Likewise.
9790 (script_check_output_format): New function.
9791 * script.h (read_input_script): Update declaration.
9792 * script-c.h (script_check_output_format): Declare.
9793 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9794 (ignore_cmd): Remove OUTPUT_FORMAT.
9795 * fileread.cc (Input_file::Input_file): Add explicit this.
9796 (Input_file::will_search_for): New function.
9797 (Input_file::open): Add pindex parameter. Change all callers.
9798 * fileread.h (class Input_file): Add input_file_argument method.
9799 Declare will_search_for. Update declarations.
9800 * object.cc (make_elf_object): Add punconfigured parameter.
9802 * object.h (class Object): Make input_file public. Add
9803 searched_for method.
9804 (make_elf_object): Update declaration.
9805 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9807 * dirsearch.h (class Dirsearch): Update declaration.
9808 * options.h (class General_options): Add --warn-search-mismatch.
9809 * parameters.cc (Parameters::is_compatible_target): New function.
9810 * parameters.h (class Parameters): Declare is_compatible_target.
9811 * workqueue.cc (Workqueue::add_blocker): New function.
9812 * workqueue.h (class Workqueue): Declare add_blocker.
9814 * fileread.cc (Input_file::open): Remove options parameter.
9816 (Input_file::open_binary): Likewise.
9817 * script.cc (read_input_script): Likewise.
9818 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9819 options parameter from constructor. Change all callers.
9820 (class Read_script): Likewise.
9821 * fileread.h (class Input_file): Update declarations.
9822 * script.h (read_input_script): Update declaration.
9824 2009-03-10 Nick Clifton <nickc@redhat.com>
9826 * po/es.po: New Spanish translation.
9828 2009-03-06 Cary Coutant <ccoutant@google.com>
9830 * options.cc (parse_short_option): Keep dash_z from registering itself.
9832 2009-03-03 Ian Lance Taylor <iant@google.com>
9835 * target-reloc.h (relocate_section): Pass output_section to
9837 * i386.cc (Target_i386::should_apply_static_reloc): Add
9838 output_section parameter. Change all callers.
9839 (Target_i386::Relocate::relocate): Add output_section parameter.
9840 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9841 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9842 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9843 * testsuite/two_file_shared.sh: New script.
9844 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9845 (check_DATA): Add two_file_shared.dbg.
9846 (two_file_shared.dbg): New target.
9847 * testsuite/Makefile.in: Rebuild.
9849 2009-03-01 Ian Lance Taylor <iant@google.com>
9851 * configure.ac: Check for byteswap.h.
9852 * configure: Rebuild.
9853 * config.in: Rebuild.
9855 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9857 * layout.cc (Layout::find_or_add_kept_section): New function.
9858 (Layout::add_comdat): Removed.
9859 * layout.h (struct Kept_section): Move out of class Layout.
9860 Remove trailing underscores from field names. Add group_sections
9861 field. Rename group_ field to is_group. Change all uses.
9862 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9863 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9864 comdat_groups_ field.
9865 (Sized_relobj::include_section_group): Use
9866 find_or_add_kept_section and Kept_section::group_sections.
9867 (Sized_relobj::include_linkonce_section): Likewise.
9868 * object.cc (class Sized_relobj): Don't define Comdat_group or
9869 Comdat_group_table. Remove find_comdat_group and
9870 add_comdat_group. Remove comdat_groups_ field.
9871 * plugin.cc (include_comdat_group): Use
9872 Layout::find_or_add_kept_section.
9874 2009-02-28 Ian Lance Taylor <iant@google.com>
9876 * README: --gc-sections and map files are now supported. Document
9877 some build requirements.
9880 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9881 relocatable link set the value of the section symbol to zero.
9882 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9883 relocatable link don't include the section address in the local
9886 2009-02-27 Ian Lance Taylor <iant@google.com>
9889 * options.h (class Search_directory): Add is_system_directory.
9890 (class General_options): Declare is_in_system_directory.
9891 * options.cc (get_relative_sysroot): Make static.
9892 (get_default_sysroot): Make static.
9893 (General_optoins::is_in_system_directory): New function.
9894 * fileread.cc (Input_file::is_in_system_directory): New function.
9895 * fileread.h (class Input_file): Declare is_in_system_directory.
9896 * object.h (class Object): Add is_in_system_directory.
9897 (class Input_objects): Remove system_library_directory_ field.
9898 * object.cc (Input_objects::add_object): Don't set
9899 system_library_directory_.
9900 (input_objects::found_in_system_library_directory): Remove.
9901 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9902 parameter. Change all callers.
9903 (Symbol_table::sized_write_globals): Likewise.
9904 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9905 Call Object::is_in_system_directory.
9906 * symtab.h (class Symbol_table): Update declarations.
9909 * descriptors.h (Open_descriptor): Add is_on_stack field.
9910 * descriptors.cc (Descriptors::open): If the descriptor is on the
9911 top of the stack, remove it. Initialize is_on_stack field.
9912 (Descriptors::release): Only add pod to stack if it is not on the
9914 (Descriptors::close_some_descriptor): Clear stack_next and
9918 * output.cc (Output_section::find_starting_output_address): Rename
9919 from starting_output_address; add PADDR parameter; change return
9921 * output.h (class Output_section): Declare
9922 find_starting_output_address instead of starting_output_address.
9923 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9924 section symbol for which we can't find a merge section.
9927 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9928 hidden or internal, force the symbol to be local.
9929 * resolve.cc (Symbol::override_visibility): Define.
9930 (Symbol::override_base): Use override_visibility.
9931 (Symbol_table::resolve): Likewise.
9932 (Symbol::override_base_with_special): Likewise.
9933 (Symbol_table::override_with_special): If the visibility is hidden
9934 or internal, force the symbol to be local.
9935 * symtab.h (class Symbol): Add set_visibility and
9936 override_visibility.
9937 * testsuite/ver_test_1.sh: New file.
9938 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9939 (check_DATA): Add ver_test_1.syms.
9940 (ver_test_1.syms): New target.
9941 * testsuite/Makefile.in: Rebuild.
9943 2009-02-25 Cary Coutant <ccoutant@google.com>
9945 * layout.cc (Layout::choose_output_section): Don't rename sections
9946 when using a linker script that has a SECTIONS clause.
9947 * Makefile.in: Regenerate.
9949 * testsuite/Makefile.am (script_test_5.sh): New test case.
9950 * testsuite/Makefile.in: Regenerate.
9951 * testsuite/script_test_5.cc: New file.
9952 * testsuite/script_test_5.sh: New file.
9953 * testsuite/script_test_5.t: New file.
9955 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9957 * archive.cc (Archive::include_member): Update calls to add_symbols.
9958 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9959 the Layout argument.
9960 * dynobj.h (do_add_symbols): Add the Layout argument.
9961 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9963 * object.h (Object::add_symbols): Add the Layout argument.
9964 (Object::do_add_symbols): Add the Layout argument.
9965 (Sized_relobj::do_add_symbols): Add the Layout argument.
9966 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9967 Unify the two versions.
9968 (Add_plugin_symbols): Remove.
9969 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9970 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9971 (Add_plugin_symbols): Remove.
9972 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9973 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9974 (Add_symbols::run): Make it work with Pulginobj.
9976 2009-02-06 Ian Lance Taylor <iant@google.com>
9978 * object.cc (Sized_relobj::do_layout): Make info message start
9979 with lower case letter.
9981 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9983 * binary.cc: Fix file comment.
9985 * options.h (enum Incremental_disposition): Define.
9986 (class General_options): Add new options: --incremental,
9987 --incremental_changed, --incremental_unchanged,
9988 --incremental_unknown. Add incremental_disposition_ and
9989 implicit_incremental_ fields.
9990 (General_options::incremental_disposition): New function.
9991 (class Position_dependent_options): Add incremental_disposition
9993 (Position_dependent_options::copy_from_options): Set incremental
9995 * options.cc (General_options::parse_incremental_changed): New
9997 (General_options::parse_incremental_unchanged): New function.
9998 (General_options::parse_incremental_unknown): New function.
9999 (General_options::General_options): Initialize new fields
10000 incremental_disposition_ and implicit_incremental_.
10001 (General_options::finalize): Check for uasge of --incremental-*
10002 without --incremental.
10004 2009-02-06 Chris Demetriou <cgd@google.com>
10006 * gold.h (gold_undefined_symbol): Change to take only a Symbol
10007 pointer and to report location as the file name associated with
10009 (gold_undefined_symbol_at_location): New function to replace the
10010 old gold_undefined_symbol functionality.
10011 * target-reloc.h (relocate_section): Update to use
10012 gold_undefined_symbol_at_location.
10013 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10014 Call gold_undefined_symbol function rather than gold_error.
10015 * errors.h (Errors::undefined_symbol): Take location as a
10016 string, rather than calculating it from a relocation.
10017 * errors.cc (Errors::fatal): Print "fatal error:" before the
10019 (Errors::error, Errors::error_at_location): Print "error: "
10020 before the formatted message.
10021 (Errors::undefined_symbol): Take location as a string, rather
10022 than calculating it from a relocation.
10023 (gold_undefined_symbol_at_location): New function akin to
10024 old gold_undefined_symbol, calculates location from relocation.
10025 (gold_undefined_symbol): Change to take only a Symbol pointer
10026 and to report location as the file name associated with the symbol.
10027 * testsuite/debug_msg.sh: Update for changed error messages.
10028 * testsuite/undef_symbol.sh: Likewise.
10030 2009-02-04 Duncan Sands <baldrick@free.fr>
10033 * reduced_debug_output.h
10034 (Output_reduced_debug_abbrev_section::failed): Use format for
10036 (Output_reduced_debug_info_section::faild): Likewise.
10038 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
10040 * script.cc (Lazy_demangler): New class.
10041 (Version_script_info::get_symbol_version_helper): Demangle a
10044 2009-01-29 Cary Coutant <ccoutant@google.com>
10046 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
10048 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10050 2009-01-28 Ian Lance Taylor <iant@google.com>
10052 * version.cc (version_string): Bump to 1.9.
10054 * gold.h: Include <cstring> and <stdint.h>.
10055 * version.cc: Include <cstdio>.
10056 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
10058 * reduced_debug_output.cc (insert_into_vector): Rename from
10059 Insert_into_vector; change all callers. Use Swap_unaligned to
10060 avoid aliasing issue; remove union since it is unnecessary.
10062 2009-01-27 Sriraman Tallam <tmsriram@google.com>
10064 * Makefile.am (CCFILES): Add gc.cc.
10065 (HFILES): Add gc.h.
10066 * Makefile.in: Regenerate.
10067 * gold.cc (Gc_runner): New class.
10068 (queue_initial_tasks): Call garbage collection related tasks
10069 when corresponding options are invoked.
10070 (queue_middle_gc_tasks): New function.
10071 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
10072 processed early before laying out sections during garbage collection.
10073 * gold.h (queue_middle_gc_tasks): New function.
10074 (is_prefix_of): Move from "layout.cc".
10075 * i386.cc (Target_i386::gc_process_relocs): New function.
10076 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
10077 * main.cc (main): Create object of class "Garbage_collection".
10078 * object.cc (Relobj::copy_symbols_data): New function.
10079 (Relobj::is_section_name_included): New function.
10080 (Sized_relobj::do_layout): Allow this function to be called twice
10081 during garbage collection and defer layout of section during the
10083 * object.h (Relobj::get_symbols_data): New function.
10084 (Relobj::is_section_name_included): New function.
10085 (Relobj::copy_symbols_data): New function.
10086 (Relobj::set_symbols_data): New function.
10087 (Relobj::get_relocs_data): New function.
10088 (Relobj::set_relocs_data): New function.
10089 (Relobj::is_output_section_offset_invalid): New pure virtual function.
10090 (Relobj::gc_process_relocs): New function.
10091 (Relobj::do_gc_process_relocs): New pure virtual function.
10092 (Relobj::sd_): New data member.
10093 (Sized_relobj::is_output_section_offset_invalid): New function.
10094 (Sized_relobj::do_gc_process_relocs): New function.
10095 * options.h (General_options::gc_sections): Modify to not be a no-op.
10096 (General_options::print_gc_sections): New option.
10097 * plugin.cc (Plugin_finish::run): Remove function call to
10098 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
10099 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
10100 * reloc.cc (Read_relocs::run): Add task to process relocs and
10101 determine unreferenced sections when doing garbage collection.
10102 (Gc_process_relocs): New class.
10103 (Sized_relobj::do_gc_process_relocs): New function.
10104 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
10105 sections that are garbage collected.
10106 * reloc.h (Gc_process_relocs): New class.
10107 * sparc.cc (Target_sparc::gc_process_relocs): New function.
10108 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
10109 symbols whose corresponding sections are garbage collected.
10110 (Symbol_table::Symbol_table): Add new parameter for the garbage
10112 (Symbol_table::gc_mark_undef_symbols): New function.
10113 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10114 (Symbol_table::gc_mark_dyn_syms): New function.
10115 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
10117 (Symbol_table::add_from_object): Likewise.
10118 (Symbol_table::add_from_relobj): When building shared objects, do not
10119 treat externally visible symbols as garbage.
10120 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
10121 table information for static and relocatable links.
10122 * symtab.h (Symbol_table::set_gc): New function.
10123 (Symbol_table::gc): New function.
10124 (Symbol_table::gc_mark_undef_symbols): New function.
10125 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10126 (Symbol_table::gc_mark_dyn_syms): New function.
10127 (Symbol_table::gc_): New data member.
10128 * target.h (Sized_target::gc_process_relocs): New pure virtual
10130 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
10131 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
10133 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
10135 * options.h (General_options::gc_sections): Define as a no-op for now.
10136 (General_options::no_keep_memory): Ditto.
10137 (General_options::Bshareable): Define.
10138 * options.cc (General_options::finalize): Honor -Bshareable.
10140 2009-01-20 Andreas Schwab <schwab@suse.de>
10142 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
10143 read the value in the contents, since we don't use it. Use the
10144 template endianness when writing.
10145 (Relocate::relocate): Use it for R_PPC_REL16_HA.
10147 2009-01-19 Andreas Schwab <schwab@suse.de>
10149 * configure.tgt (powerpc64-*): Fix targ_obj.
10151 2009-01-15 Ian Lance Taylor <iant@google.com>
10153 * object.cc (Sized_relobj::write_local_symbols): Don't write out
10154 local symbols when stripping all symbols.
10156 2009-01-14 Cary Coutant <ccoutant@google.com>
10158 * output.cc (Output_reloc): Add explicit instantiations.
10160 2009-01-14 Cary Coutant <ccoutant@google.com>
10162 * archive.cc (Archive::get_elf_object_for_member): Remove call
10163 to File_read::claim_for_plugin.
10164 * descriptors.cc (Descriptors::open): Remove reference to
10166 (Descriptors::claim_for_plugin): Remove.
10167 * descriptors.h (Descriptors::claim_for_plugin): Remove.
10168 (Descriptors::is_claimed): Remove.
10169 (claim_descriptor_for_plugin): Remove.
10170 * fileread.cc (File_read::claim_for_plugin): Remove.
10171 * fileread.h (File_read::claim_for_plugin): Remove.
10172 (File_read::descriptor): Reopen descriptor if necessary.
10173 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
10174 (Plugin_manager::all_symbols_read): Add task parameter. Change
10176 (Plugin_manager::get_input_file): New function.
10177 (Plugin_manager::release_input_file): New function.
10178 (Pluginobj::Pluginobj): Add filesize parameter and initialize
10179 corresponding data member.
10180 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
10181 and pass to base constructor. Change all callers.
10182 (get_input_file, release_input_file): New functions.
10183 (make_sized_plugin_object): Add filesize parameter. Change all callers.
10184 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
10185 (Plugin_manager::all_symbols_read): Add task parameter.
10186 (Plugin_manager::get_input_file): New function.
10187 (Plugin_manager::release_input_file): New function.
10188 (Plugin_manager::task_): New data member.
10189 (Pluginobj::Pluginobj): Add filesize parameter.
10190 (Pluginobj::filename): New function.
10191 (Pluginobj::descriptor): New function.
10192 (Pluginobj::filesize): New function.
10193 (Pluginobj::filesize_): New data member.
10194 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
10195 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
10196 File_read::claim_for_plugin; use Object::unlock to unlock the file.
10198 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
10199 with archive libraries.
10200 * testsuite/Makefile.in: Regenerate.
10201 * testsuite/plugin_test.c (struct sym_info): New type.
10202 (get_input_file, release_input_file): New static variables.
10203 (onload): Capture new transfer vector entries.
10204 (claim_file_hook): Stop reading at end of file according to filesize.
10205 Factor out parsing of readelf output into separate function.
10206 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10207 APIs and get the source file name from the symbol table. Convert
10208 source file name to corresponding object file name. Print info
10209 message when adding new input files.
10210 (parse_readelf_line): New function.
10211 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10212 * testsuite/plugin_test_2.sh: Likewise.
10213 * testsuite/plugin_test_3.sh: Likewise.
10214 * testsuite/plugin_test_4.sh: New test case.
10216 2009-01-07 Ian Lance Taylor <iant@google.com>
10218 * version.cc (version_string): Bump to 1.8.
10220 2008-12-23 Cary Coutant <ccoutant@google.com>
10222 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10223 * plugin.cc (Plugin_manager::finish): Rename as
10224 layout_deferred_objects. Move cleanup to separate function.
10225 (Plugin_manager::cleanup): New function.
10226 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10228 * plugin.h (Plugin_manager::finish): Rename as
10229 layout_deferred_objects.
10230 (Plugin_manager::cleanup): New function.
10231 (Plugin_manager::cleanup_done): New field.
10233 2008-12-23 Cary Coutant <ccoutant@google.com>
10235 * plugin.cc (is_visible_from_outside): New function.
10236 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10237 so we don't return "IR only" status for exported symbols or -r links.
10239 * testsuite/Makefile.am (plugin_test_3): New test case.
10240 * testsuite/Makefile.in: Regenerate.
10241 * testsuite/plugin_test_3.sh: New file.
10243 2008-12-22 Cary Coutant <ccoutant@google.com>
10245 * object.cc (Sized_relobj::layout_section): New function.
10246 (Sized_relobj::do_layout): Defer layout of input sections until after
10247 plugin has provided replacement files.
10248 (Sized_relobj::do_layout_deferred_sections): New function.
10249 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10250 (Relobj::layout_deferred_sections): New function.
10251 (Relobj::do_layout_deferred_sections): New function.
10252 (Sized_relobj::do_layout_deferred_sections): New function.
10253 (Sized_relobj::layout_section): New function.
10254 (Sized_relobj::Deferred_layout): New structure.
10255 (Sized_relobj::deferred_layout_): New field.
10256 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10257 Change all callers. Layout deferred sections.
10258 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10260 (Plugin_hook::run): Move code from do_plugin_hook inline.
10261 (Plugin_hook::do_plugin_hook): Remove.
10262 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10263 (Plugin_manager::finish): Renamed, was cleanup.
10264 (Plugin_manager::should_defer_layout): New function.
10265 (Plugin_manager::add_deferred_layout_object): New function.
10266 (Plugin_manager::Deferred_layout_list): New type.
10267 (Plugin_manager::deferred_layout_objects_): New field.
10268 (Plugin_hook::do_plugin_hook): Remove.
10270 2008-12-17 Ian Lance Taylor <iant@google.com>
10272 * options.h (class General_options): Add --no case for
10275 2008-12-16 Cary Coutant <ccoutant@google.com>
10277 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10279 (Plugin_manager::claim_file): Create plugin object even if
10280 plugin did not call the add_symbols callback.
10281 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10282 asking for more symbols than were added.
10283 * testsuite/Makefile.am (plugin_test_1): Add test case with
10285 (empty.syms): New target.
10286 * testsuite/Makefile.in: Regenerate.
10287 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10288 message. Don't call add_symbols if no globals.
10289 (all_symbols_read_hook): Don't provide replacement for empty
10292 2008-12-12 Ian Lance Taylor <iant@google.com>
10294 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10295 r_type == 0 for a local symbol with r_sym == 0.
10296 (scan_relocatable_relocs): Pass r_sym to
10297 local_non_section_strategy.
10298 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10301 * configure.ac: Update test for TLS descriptors: they are
10302 supported as of glibc 2.9.
10303 * configure: Rebuild.
10305 2008-12-11 Ian Lance Taylor <iant@google.com>
10308 * target-reloc.h (Default_scan_relocatable_relocs): For each
10309 function, map r_type == 0 to RELOC_DISCARD.
10311 2008-12-10 Cary Coutant <ccoutant@google.com>
10313 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10314 object to override a kept COMDAT group from a plugin object.
10316 2008-12-09 Ian Lance Taylor <iant@google.com>
10319 * yyscript.y (file_cmd): Handle INPUT.
10321 * testsuite/initpri1.c: Change all declarations to be full
10322 prototypes by adding void, to avoid compiler warnings.
10324 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
10326 * options.cc (General_options::parse_plugin_opt): New.
10327 (General_options::add_plugin): The argument now is just the filename.
10328 (General_options::add_plugin_option): New.
10329 * options.h (plugin_opt): New.
10330 (add_plugin): Change argument name.
10331 (add_plugin_option): New.
10332 * plugin.cc (Plugin::load): Don't parse the plugin option.
10333 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10334 (Plugin::add_option): New.
10335 (Plugin::args_): Change type.
10336 (Plugin::filename_): New.
10337 (Plugin_manager::add_plugin_option): New.
10338 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10339 * testsuite/Makefile.in: Regenerate.
10341 2008-12-05 Cary Coutant <ccoutant@google.com>
10343 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10344 Handle --strip-lto-sections option.
10345 * options.h (strip_lto_sections): New option.
10347 2008-12-01 Cary Coutant <ccoutant@google.com>
10349 * plugin.cc (ld_plugin_message): Change format parameter to const.
10350 Fix mismatch between new[] and delete.
10352 2008-11-14 Cary Coutant <ccoutant@google.com>
10354 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10357 2008-11-05 Craig Silverstein <csilvers@google.com>
10359 * options.cc (General_options::parse_dynamic_list): New function.
10360 * options.h (General_options): New flags dynamic_list,
10361 dynamic_list_data, dynamic_list_cpp_new, and
10362 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10363 (General_options::in_dynamic_list): New function.
10364 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10365 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10366 (Lex::can_continue_name): Likewise.
10368 (read_script_file): New parameter script_options.
10369 (read_dynamic_list): New function.
10370 (Script_options::define_dynamic_list): New function.
10371 (dynamic_list_keyword_parsecodes): New variable.
10372 (dynamic_list_keywords): New variable.
10373 * script.h (Script_options::define_dynamic_list): New function
10375 (read_dynamic_list): New function prototype.
10376 * symtab.cc (strprefix): New macro.
10377 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10378 dynamic_list_data, dynamic_list_cpp_new, and
10379 dynamic_list_cpp_typeinfo.
10380 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10381 (dynamic_list_expr): New rule.
10382 (dynamic_list_nodes): Likewise.
10383 (dynamic_list_node): Likewise.
10384 * testsuite/Makefile.am (dynamic_list): New test.
10385 * testsuite/Makefile.in: Regenerated.
10386 * testsuite/dynamic_list.t: New file.
10387 * testsuite/dynamic_list.sh: New file.
10389 2008-11-05 Craig Silverstein <csilvers@google.com>
10391 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10392 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10393 (t11_last): Likewise.
10394 * testsuite/ver_test_6.c (main): Likewise.
10396 2008-10-07 Cary Coutant <ccoutant@google.com>
10398 * options.c (General_options::finalize): Add check for -static and
10400 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10403 2008-10-02 Cary Coutant <ccoutant@google.com>
10405 * plugin.cc (make_sized_plugin_object): Fix conditional
10406 compilation to work when not all targets are enabled.
10408 2008-09-29 Cary Coutant <ccoutant@google.com>
10410 * archive.cc (Archive::get_file_and_offset): Use filename instead
10411 of name to get library path.
10412 (Archive::include_member): Unlock external member of a thin archive.
10414 * testsuite/Makefile.am (TEST_AR): New variable.
10415 (thin_archive_test_1): New test.
10416 (thin_archive_test_2): New test.
10417 * testsuite/Makefile.in: Regenerate.
10418 * testsuite/thin_archive_main.cc: New file.
10419 * testsuite/thin_archive_test_1.cc: New file.
10420 * testsuite/thin_archive_test_2.cc: New file.
10421 * testsuite/thin_archive_test_3.cc: New file.
10422 * testsuite/thin_archive_test_4.cc: New file.
10424 2008-09-29 Cary Coutant <ccoutant@google.com>
10426 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10427 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10429 (Sized_relobj::do_finalize_local_symbols): Likewise.
10430 (Sized_relobj::map_to_kept_section): Likewise.
10431 * object.h (Sized_relobj::invalid_address): New constant.
10432 (Sized_relobj::do_output_section_offset): Check for invalid_address
10434 * output.cc (Output_reloc::local_section_offset): Use constant
10435 invalid_address instead of -1U.
10436 (Output_reloc::get_address): Likewise.
10437 (Output_section::output_address): Change -1U to -1ULL.
10438 * output.h (Output_reloc::invalid_address): New constant.
10439 * reloc.cc (Sized_relobj::write_sections): Use constant
10440 invalid_address instead of -1U.
10441 (Sized_relobj::relocate_sections): Likewise.
10442 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10443 values for merge sections.
10444 * target-reloc.h (relocate_for_relocatable): Use constant
10445 invalid_address instead of -1U.
10447 2008-09-19 Cary Coutant <ccoutant@google.com>
10449 Add plugin functionality for link-time optimization (LTO).
10450 * configure.ac (plugins): Add --enable-plugins option.
10451 * configure: Regenerate.
10452 * config.in: Regenerate.
10453 * Makefile.am (LIBDL): New variable.
10454 (CCFILES): Add plugin.cc.
10455 (HFILES): Add plugin.h.
10456 (ldadd_var): Add LIBDL.
10457 * Makefile.in: Regenerate.
10459 * archive.cc: Include "plugin.h".
10460 (Archive::setup): Don't preread archive symbols when using a plugin.
10461 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10462 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10464 (Archive::include_member): Add symbols from plugin objects.
10465 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10466 * descriptors.cc (Descriptors::open): Check for file descriptors
10467 abandoned by plugins.
10468 (Descriptors::claim_for_plugin): New function.
10469 * descriptors.h (Descriptors::claim_for_plugin): New function.
10470 (Open_descriptor::is_claimed): New field.
10471 (claim_descriptor_for_plugin): New function.
10472 * fileread.cc (File_read::claim_for_plugin): New function.
10473 * fileread.h (File_read::claim_for_plugin): New function.
10474 (File_read::descriptor): New function.
10475 * gold.cc: Include "plugin.h".
10476 (queue_initial_tasks): Add task to call plugin hooks for generating
10478 * main.cc: Include "plugin.h".
10479 (main): Load plugin libraries.
10480 * object.h (Pluginobj): Declare.
10481 (Object::pluginobj): New function.
10482 (Object::do_pluginobj): New function.
10483 (Object::set_target): New function.
10484 * options.cc: Include "plugin.h".
10485 (General_options::parse_plugin): New function.
10486 (General_options::General_options): Initialize plugins_ field.
10487 (General_options::add_plugin): New function.
10488 * options.h (Plugin_manager): Declare.
10489 (General_options): Add --plugin option.
10490 (General_options::has_plugins): New function.
10491 (General_options::plugins): New function.
10492 (General_options::add_plugin): New function.
10493 (General_options::plugins_): New field.
10494 * plugin.cc: New file.
10495 * plugin.h: New file.
10496 * readsyms.cc: Include "plugin.h".
10497 (Read_symbols::do_read_symbols): Check for archive before checking
10498 for ELF file. Call plugin hooks to claim files.
10499 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10500 from a real object file; force override when processing replacement
10502 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10503 (Symbol::init_base_object): Likewise.
10504 (Symbol::init_base_output_data): Likewise.
10505 (Symbol::init_base_output_segment): Likewise.
10506 (Symbol::init_base_constant): Likewise.
10507 (Symbol::init_base_undefined): Likewise.
10508 (Symbol::output_section): Assert that object is not a plugin.
10509 (Symbol_table::add_from_pluginobj): New function.
10510 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10512 (Symbol_table::sized_write_globals): Likewise.
10513 (Symbol_table::add_from_pluginobj): Instantiate template.
10514 * symtab.h (Sized_pluginobj): Declare.
10515 (Symbol::in_real_elf): New function.
10516 (Symbol::set_in_real_elf): New function.
10517 (Symbol::in_real_elf_): New field.
10518 (Symbol_table::add_from_pluginobj): New function.
10520 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10521 (LIBDL): New variable.
10522 (LDADD): Add LIBDL.
10523 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10524 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10525 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10526 (MOSTLYCLEANFILES): Likewise.
10527 * testsuite/Makefile.in: Regenerate.
10528 * testsuite/plugin_test.c: New file.
10529 * testsuite/plugin_test_1.sh: New file.
10530 * testsuite/plugin_test_2.sh: New file.
10532 2008-09-16 Ian Lance Taylor <iant@google.com>
10534 * target-reloc.h (relocate_section): Check whether a symbol is
10535 defined by the ABI before reporting an undefined symbol error.
10536 * target.h (Target::is_defined_by_abi): Make parameter const.
10537 (Target::do_is_defined_by_abi): Likewise.
10538 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10539 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10540 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10541 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10542 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10543 * testsuite/Makefile.in: Rebuild.
10545 * fileread.cc (make_view): Add casts to avoid warning.
10547 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10549 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10550 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10552 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10554 * options.h (General_options::output_is_executable): New.
10555 (General_options::output_is_pie): New.
10556 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10557 for shared libraries.
10558 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10560 2008-09-11 Chris Demetriou <cgd@google.com>
10562 * options.h (origin): New -z option.
10563 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10564 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10567 2008-09-05 Cary Coutant <ccoutant@google.com>
10569 * fileread.cc (File_read::make_view): Add check for attempt to map
10570 beyond end of file.
10572 2008-09-05 Cary Coutant <ccoutant@google.com>
10574 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10575 explicit instantiations.
10577 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10580 * options.cc (General_options::finalize): Allow undefined symbols
10581 in shlibs if linking -shared.
10584 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10585 symbols as not needing a dynsym entry.
10587 2008-08-20 Craig Silverstein <csilvers@google.com>
10589 * fileread.cc (File_read::open): Do not lock the file unless it
10590 was successfully opened.
10592 2008-08-14 Cary Coutant <ccoutant@google.com>
10594 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10595 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10596 * testsuite/tls_test.cc (struct int128): 128-bit struct
10597 for testing TLS relocs with non-zero addend.
10598 (v12): New TLS variable.
10600 (t_last): Add check for v12.
10601 * testsuite/tls_test.h (t12): New function.
10602 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10604 2008-08-13 Ian Lance Taylor <iant@google.com>
10606 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10607 set tls_segment_ or relro_segment_.
10608 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10610 * output.h (Output_section::clear_is_relro): New function.
10611 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10612 sections specially even when output_data_ is empty.
10613 (Output_segment::maximum_alignment): When first section is relro,
10614 only force alignment for PT_LOAD segments.
10615 * script.cc (script_data_segment_align): New function.
10616 (script_data_segment_relro_end): New function.
10617 * script-c.h (script_data_segment_align): Declare.
10618 (script_data_segment_relro_end): Declare.
10619 * script-sections.h (class Script_sections): Declare
10620 data_segment_align and data_segment_relro_end. Add fields
10621 segment_align_index_ and saw_relro_end_.
10622 * script-sections.cc (class Sections_element): Add set_is_relro
10623 virtual function. Add new bool* parameter to place_orphan_here.
10624 Add get_output_section virtual function.
10625 (class Output_section_definition): Add set_is_relro. Add new
10626 bool* parameter to place_orphan_here. Add get_output_section.
10627 Add is_relro_ field.
10628 (Output_section_definition::Output_section_definition): Initialize
10629 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10630 and is_relro_ fields.
10631 (Output_section_definition::place_orphan_here): Add is_relro
10633 (Output_section_definition::set_section_addresses): Set relro for
10635 (Output_section_definition::alternate_constraint): Likewise.
10636 (class Orphan_output_section): Add new bool* parameter to
10637 place_orphan_here. Add get_output_section.
10638 (Orphan_output_section::place_orphan_here): Add is_relro
10640 (Script_sections::Script_sections): Initialize
10641 data_segment_align_index_ and saw_relro_end_.
10642 (Script_sections::data_segment_align): New function.
10643 (Script_sections::data_segment_relro_end): New function.
10644 (Script_sections::place_orphan): Set or clear is_relro.
10645 (Script_sections::set_section_addresses): Force alignment of first
10647 * yyscript.y (exp): Call script_data_segment_align and
10648 script_data_segment_relro_end.
10649 * testsuite/relro_script_test.t: New file.
10650 * testsuite/relro_test.cc (using_script): Declare.
10651 (t1, t2): Test using_script.
10652 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10653 (relro_script_test_SOURCES): Define.
10654 (relro_script_test_DEPENDENCIES): Define.
10655 (relro_script_test_LDFLAGS): Define.
10656 (relro_script_test_LDADD): Define.
10657 (relro_script_test.so): New target.
10658 * testsuite/Makefile.in: Rebuild.
10660 2008-08-06 Cary Coutant <ccoutant@google.com>
10662 * archive.cc (Archive::total_archives, Archive::total_members)
10663 (Archive::total_members_loaded): New variables.
10664 (Archive::setup): Add parameter. Add option to preread
10666 (Archive::read_armap): Add counter.
10667 (Archive::get_file_and_offset): New function.
10668 (Archive::get_elf_object_for_member): New function.
10669 (Archive::read_all_symbols): New function.
10670 (Archive::read_symbols): New function.
10671 (Archive::add_symbols): Add counters.
10672 (Archive::include_all_members): Use armap to find members if it's
10674 (Archive::include_member): Skip reading symbols if already read.
10675 Factored code into Archive::get_file_and_offset and
10676 Archive::get_elf_object_for_member. Changed call to
10677 Mapfile::report_include_archive_member.
10678 (Archive::print_stats): New function.
10679 * archive.h: Declare Object and Read_symbols_data classes.
10680 (Archive::Archive): Add initializers for new members.
10681 (Archive::setup): Add parameter.
10682 (Archive::print_stats): New function.
10683 (Archive::total_archives, Archive::total_members)
10684 (Archive::total_members_loaded): New variables.
10685 (Archive::get_file_and_offset): New function.
10686 (Archive::get_elf_object_for_member): New function.
10687 (Archive::read_all_symbols): New function.
10688 (Archive::read_symbols): New function.
10689 (Archive::Archive_member): New class.
10690 (Archive::members_): New member.
10691 (Archive::num_members_): New member.
10692 * main.cc: Include archive.h.
10693 (main): Call Archive::print_stats.
10694 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10695 archive parameter; member_name is now the fully-decorated name.
10696 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10697 * options.h: (General_options): Add --preread-archive-symbols option.
10698 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10701 2008-08-04 Ian Lance Taylor <iant@google.com>
10703 * symtab.h (Symbol::use_plt_offset): New function.
10704 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10705 * powerpc.cc (Relocate::relocate): Likewise.
10706 * sparc.cc (Relocate::relocate): Likewise.
10707 * x86_64.cc (Relocate::relocate): Likewise.
10708 * testsuite/weak_plt.sh: New test.
10709 * testsuite/weak_plt_main.cc: New test.
10710 * testsuite/weak_plt_shared.cc: New test.
10711 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10712 (check_PROGRAMS): Add weak_plt.
10713 (check_DATA): Add weak_plt_shared.so.
10714 (weak_plt_main_pic.o, weak_plt): New targets.
10715 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10716 * testsuite/Makefile.in: Rebuild.
10718 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10720 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10721 * testsuite/Makefile.in: Rebuild.
10723 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10725 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10726 * Makefile.in: Regenerate.
10727 * po/POTFILES.in: Regenerate.
10729 2008-07-29 Ian Lance Taylor <iant@google.com>
10731 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10732 symbols before other symbols.
10733 * testsuite/script_test_2.cc (test_addr): Declare.
10734 (test_addr_alias): Declare.
10735 (main): Check that test_addr and test_addr_alias have the right
10737 * testsuite/script_test_2.t: Define test_addr_alias and
10740 2008-07-24 Ian Lance Taylor <iant@google.com>
10743 * descriptors.cc: New file.
10744 * descriptors.h: New file.
10745 * gold-threads.h (class Hold_optional_lock): New class.
10746 * fileread.cc: Include "descriptors.h".
10747 (File_read::~File_read): Release descriptor rather than closing
10749 (File_read::open) [file]: Call open_descriptor rather than open.
10750 Set is_descriptor_opened_.
10751 (File_read::open) [memory]: Assert that descriptor is not open.
10752 (File_read::reopen_descriptor): New function.
10753 (File_read::release): Release descriptor.
10754 (File_read::do_read): Make non-const. Reopen descriptor.
10755 (File_read::read): Make non-const.
10756 (File_read::make_view): Reopen descriptor.
10757 (File_read::do_readv): Likewise.
10758 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10759 Update declarations.
10760 * layout.cc: Include "descriptors.h".
10761 (Layout::create_build_id): Use open_descriptor rather than open.
10762 * output.cc: Include "descriptors.h".
10763 (Output_file::open): Use open_descriptor rather than open.
10764 * archive.cc (Archive::const_iterator): Change Archive to be
10766 (Archive::begin, Archive::end): Make non-const.
10767 (Archive::count_members): Likewise.
10768 * archive.h (class Archive): Update declarations.
10769 * object.h (Object::read): Make non-const.
10770 * Makefile.am (CCFILES): Add descriptors.cc.
10771 (HFILES): Add descriptors.h.
10772 * Makefile.in: Rebuild.
10775 * gold.h: Always include <clocale>. Add Solaris workarounds
10776 following code in binutils/sysdep.h.
10779 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10780 this->eh_frame_hdr_ is NULL before using it.
10782 * dynobj.cc (Versions::Versions): Update comment.
10784 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10785 the base version name.
10787 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10788 array size plus one.
10789 (Stringpool_template::set_string_offsets): Subtract one from key
10790 before using it as an array index.
10791 (Stringpool_template::get_offset_with_length): Likewise.
10792 (Stringpool_template::write_to_buffer): Likewise.
10793 * stringpool.h (Stringpool_template::get_offset_from_key):
10796 2008-07-23 Ian Lance Taylor <iant@google.com>
10799 * object.h (Merged_symbol_value::value): Do our best to handle a
10803 * script.cc (Version_script_info::get_versions): Don't add empty
10804 version tag to return value.
10805 (Version_script_info::get_symbol_version_helper): Change return
10806 type to bool. Add pversion parameter. Change all callers.
10807 (script_register_vers_node): Don't require a non-NULL tag.
10808 * script.h (class Version_script_info): Update declarations.
10809 (Version_script_info::get_symbol_version): Change return type to
10810 bool. Add version parameter. Change all callers.
10811 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10812 handling. Handle an empty version from a version script.
10813 (Symbol_table::define_special_symbol): Likewise.
10814 * testsuite/ver_test_10.script: New file.
10815 * testsuite/ver_test_10.sh: New file.
10816 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10817 (check_DATA): Add ver_test_10.syms.
10818 (ver_test_10.syms, ver_test_10.so): New target.
10819 * testsuite/Makefile.in: Rebuild.
10821 2008-07-23 Simon Baldwin <simonb@google.com>
10823 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10824 to zero for undefined symbols from dynamic libraries.
10826 2008-07-23 Ian Lance Taylor <iant@google.com>
10828 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10829 Change all callers.
10830 * symtab.h (class Symbol_table): Update declaration.
10831 * testsuite/ver_test_9.cc: New file.
10832 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10833 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10834 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10835 (ver_test_9.so, ver_test_9.o): New targets.
10836 * testsuite/Makefile.in: Rebuild.
10838 2008-07-22 Ian Lance Taylor <iant@google.com>
10840 * options.h (class General_options): Define --check-sections.
10841 * layout.cc (Layout::set_segment_offsets): Handle
10844 * options.h (class General_options): Define -n/--nmagic and
10846 * options.cc (General_options::finalize): For -n/--nmagic or
10847 -N/--omagic, set -static.
10848 * layout.cc (Layout::attach_allocated_section_to_segment): If
10849 -N/--omagic, don't put read-only and read-write sections in
10850 different segments.
10851 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10852 finding a read-only segment.
10853 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10854 don't set the minimum segment alignment to the common page size,
10855 and don't set the file offset to the address modulo the page size.
10856 * script-sections.cc (Script_sections::create_segments): If
10857 -n/--omagic, don't put read-only and read-write sections in
10858 different segments.
10860 * cref.cc: New file.
10861 * cref.h: New file.
10862 * options.h (class General_options): Add --print-symbol-counts.
10863 * main.cc (main): Issue defined symbol report if requested.
10864 * archive.cc (Archive::interpret_header): Make into a const member
10866 (Archive::add_symbols): Call Input_objects::archive_start and
10868 (Archive::const_iterator): Define new class.
10869 (Archive::begin, Archive::end): New functions.
10870 (Archive::include_all_members): Rewrite to use iterator.
10871 (Archive::count_members): New function.
10872 * archive.h (class Archive): Update declarations.
10873 (Archive::filename): New function.
10874 * object.cc: Include "cref.h".
10875 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10876 (Sized_relobj::do_get_global_symbol_counts): New function.
10877 (Input_objects::add_object): Add object to cross-referencer.
10878 (Input_objects::archive_start): New function.
10879 (Input_objects::archive_stop): New function.
10880 (Input_objects::print_symbol_counts): New function.
10881 * object.h: Declare Cref and Archive.
10882 (Object::get_global_symbol_counts): New function.
10883 (Object::do_get_global_symbol_counts): New pure virtual function.
10884 (class Sized_relobj): Add defined_count_ field. Update
10886 (class Input_objects): Add cref_ field. Update constructor.
10887 Update declarations.
10888 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10890 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10892 (Sized_dynobj::do_get_global_symbol_counts): New function.
10893 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10894 defined_count_. Update declarations. Define Symbols typedef.
10895 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10896 parameter. Change all callers.
10897 (Symbol_table::add_from_dynobj): Add sympointers and defined
10898 parameters. Change all callers.
10899 * symtab.h (class Symbol_table): Update declarations.
10900 * Makefile.am (CCFILES): Add cref.cc.
10901 (HFILES): Add cref.h.
10902 * Makefile.in: Rebuild.
10904 2008-07-22 Simon Baldwin <simonb@google.com>
10906 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10907 to zero when writing undefined symbols.
10909 2008-07-22 Ian Lance Taylor <iant@google.com>
10911 * output.cc (Output_section::add_input_section): Don't try to
10912 merge empty merge sections.
10914 2008-07-21 Craig Silverstein <csilvers@google.com>
10916 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10917 Include symbol version in error message.
10919 2008-07-20 Chris Demetriou <cgd@google.com>
10921 * configure.ac (gold_cv_c_random_seed): New configured variable.
10922 (RANDOM_SEED_CFLAGS): New substituted variable.
10923 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10924 * configure: Rebuild.
10925 * Makefile.in: Likewise.
10926 * testsuite/Makefile.in: Likewise.
10928 2008-07-18 Ian Lance Taylor <iant@google.com>
10930 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10931 where we see NAME/NULL and NAME/VERSION as separate symbols.
10932 * testsuite/ver_test_main.cc (main): Call t4.
10933 (t4, t4_2a): Define.
10934 * testsuite/ver_test_2.cc (t4_2): Define.
10935 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10936 * testsuite/ver_test_4.cc (t4_2a): Define.
10937 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10938 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10940 2008-07-17 Ian Lance Taylor <iant@google.com>
10942 * dynobj.cc (Versions::add_def): If we give an error about a
10943 missing version, go ahead and create the version anyhow.
10945 2008-07-10 Ian Lance Taylor <iant@google.com>
10947 Handle output sections with more than 0x7fffffff bytes.
10948 * object.h (class Relobj): Change map_to_output_ to
10949 output_sections_, and just keep a section pointer. Change all
10950 uses. Move comdat group support to Sized_relobj.
10951 (Relobj::is_section_specially_mapped): Remove.
10952 (Relobj::output_section): Remove poff parameter. Change all
10954 (Relobj::output_section_offset): New function.
10955 (Relobj::set_section_offset): Rewrite.
10956 (Relobj::map_to_output): Remove.
10957 (Relobj::output_sections): New function.
10958 (Relobj::do_output_section_offset): New pure virtual function.
10959 (Relobj::do_set_section_offset): Likewise.
10960 (class Sized_relobj): Add section_offsets_ field. Add comdat
10961 group support from Relobj. Update declarations.
10962 (Sized_relobj::get_output_section_offset): New function.
10963 (Sized_relobj::do_output_section_offset): New function.
10964 (Sized_relobj::do_set_section_offset): New function.
10965 * object.cc (Relobj::output_section_address): Remove.
10966 (Sized_relobj::Sized_relobj): Initialize new fields.
10967 (Sized_relobj::include_section_group): Cast find_kept_object to
10969 (Sized_relobj::include_linkonce_section): Likewise.
10970 (Sized_relobj::do_layout): Use separate arrays for output section
10972 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10974 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10975 output_sections and section_offsets.
10976 (Sized_relobj::write_local_symbols): Likewise.
10977 (map_to_kept_section): Compute output address directly.
10978 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10979 output_sections and section_offsets.
10980 (Sized_relobj::write_sections): Likewise.
10981 (Sized_relobj::relocate_sections): Likewise.
10982 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10983 * output.h (class Output_reloc): Update declarations. Change
10984 u2_.relobj to Sized_relobj*.
10985 (class Output_data_reloc): Change add functions to use
10987 * output.cc (Output_reloc::Output_reloc): Change relobj to
10989 (Output_reloc::local_section_offset): Change return type to
10990 Elf_Addr. Use get_output_section_offset.
10991 (Output_reloc::get_address): Likewise.
10992 (Output_section::is_input_address_mapped): Don't call
10993 is_section_specially_mapped.
10994 (Output_section::output_offset): Likewise.
10995 (Output_section::output_address): Likewise.
10996 (Output_section::starting_output_address): Likewise.
10997 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10998 parameter to Sized_relobj*.
10999 (Copy_relocs::need_copy_reloc): Likewise.
11000 (Copy_relocs::save): Likewise.
11001 * copy-relocs.h (class Copy_relocs): Update declarations.
11002 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
11003 Sized_relobj*. Change relobj_ field to Sized_relobj*.
11004 * target-reloc.h (relocate_for_relocatable): Change
11005 offset_in_output_section type to Elf_Addr. Change code that uses
11007 * layout.cc (Layout::layout): Always set *off.
11008 * mapfile.cc (Mapfile::print_input_section): Use
11009 output_section_offset.
11010 * i386.cc (Target_i386::copy_reloc): Change object parameter to
11012 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
11013 * sparc.cc (Target_sparc::copy_reloc): Likewise.
11014 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
11016 2008-07-03 Ian Lance Taylor <iant@google.com>
11018 * layout.cc (Layout::include_section): Do not discard unrecognized
11019 SHT_STRTAB sections.
11021 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
11023 * script.cc (Lex::can_continue_name): Make '?' allowable in
11024 version-script names.
11025 * testsuite/version_script.map: Change glob pattern to use '?'
11027 2008-06-30 Manish Singh <yosh@gimp.org>
11030 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
11033 2008-06-30 Ian Lance Taylor <iant@google.com>
11037 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
11038 versions]: Don't try to read the value in the contents, since we
11039 don't use it. Use the template endianness when writing.
11041 2008-06-25 Cary Coutant <ccoutant@google.com>
11043 * fileread.cc (File_read::make_view): Assert on zero-length view.
11044 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
11045 symbol table when there are no symbols to read.
11047 2008-06-23 Craig Silverstein <csilvers@google.com>
11049 * version.cc (version_string): Bump to 1.7
11051 2008-06-18 Craig Silverstein <csilvers@google.com>
11053 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
11054 constant 0xFFFF to type Valtype.
11055 (Powerpc_relocate_functions::rel16_ha): Likewise.
11057 2008-06-17 Ian Lance Taylor <iant@google.com>
11059 * output.h (Output_section::Input_section): Initialize p2align_ to
11060 zero for Output_section_data constructors.
11061 (Output_section::Input_section::addralign): If not an input
11062 section, return the alignment of the Output_section_data.
11063 * testsuite/copy_test.cc: New file.
11064 * testsuite/copy_test_1.cc: New file.
11065 * testsuite/copy_test_2.cc: New file.
11066 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
11067 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
11068 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
11069 (copy_test_1_pic.o, copy_test_1.so): New targets.
11070 (copy_test_2_pic.o, copy_test_2.so): New targets.
11071 * testsuite/Makefile.in: Rebuild.
11073 * script-sections.cc (Script_sections::place_orphan): Initialize
11074 local variable exact.
11076 2008-06-13 David Edelsohn <edelsohn@gnu.org>
11078 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
11080 2008-06-12 David Edelsohn <edelsohn@gnu.org>
11081 David S. Miller <davem@davemloft.net>
11083 * powerpc.cc: New file.
11084 * Makefile.am (TARGETSOURCES): Add powerpc.cc
11085 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
11086 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
11087 * Makefile.in: Rebuild.
11089 2008-06-09 Ian Lance Taylor <iant@google.com>
11091 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
11093 (throwing, orig_terminate): New static variables.
11094 (terminate_handler): New static function.
11095 (t2): Set terminate handler.
11097 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
11100 * binary.cc (Binary_to_elf::sized_convert): Fix .data
11103 2008-05-30 Cary Coutant <ccoutant@google.com>
11105 * archive.cc (Archive::include_all_members) Correct to step
11106 over symbol table and extended name table in thin archives.
11108 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
11111 * target-reloc.h (relocate_for_relocatable): Fix new_offset
11114 2008-05-28 Caleb Howe <cshowe@google.com>
11116 * reduced_debug_output.cc: New file.
11117 * reduced_debug_output.h: New file.
11118 * options.h (class General_options): Add --strip-debug-non-line.
11119 * options.cc (General_options::finalize): Add strip_debug_non_line
11120 to the strip heirarchy.
11121 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
11123 * layout.cc: Include "reduced_debug_output.h".
11124 (Layout::Layout): Initialize new fields.
11125 (line_only_debug_sections): New static array.
11126 (is_lines_only_debug_sections): New static inline function.
11127 (Layout::include_section): Handle --strip-debug-non-line.
11128 (Layout::make_output_section): If --strip-debug-non-line, build
11129 new output sections for .debug_abbrev and .debug_info.
11130 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
11131 gold. Warn about possible overflow.
11132 (read_signed_LEB_128): Likewise.
11133 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
11134 (read_signed_LEB_128): Declare.
11135 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
11136 (HFILES): Add reduced_debug_output.h.
11137 * Makefile.in: Rebuild.
11139 2008-05-21 Ian Lance Taylor <iant@google.com>
11141 * mapfile.cc: New file.
11142 * mapfile.h: New file.
11143 * options.h (class General_options): Add -M/--print-map and -Map.
11144 * options.cc (General_options::finalize): Make -M equivalent to
11146 * main.cc: Include <cstdio> and "mapfile.h".
11147 (main): Open mapfile if requested.
11148 * gold.cc (class Middle_runner): Add mapfile_ field. Update
11149 constructor. Change caller.
11150 (queue_initial_tasks): Add mapfile parameter. Change caller.
11151 (queue_middle_tasks): Likewise.
11152 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
11154 * archive.cc: Include "mapfile.h".
11155 (Archive::add_symbols): Add mapfile parameter. Change all
11156 callers. Pass mapfile, symbol, and reason to include_member.
11157 (Archive::include_all_members): Add mapfile parameter. Change all
11159 (Archive::include_member): Add mapfile, sym, and why parameters.
11160 Change all callers. Report inclusion to map file.
11161 * archive.h: Include "fileread.h".
11162 (class Archive): Update declarations.
11163 (Archive::file): New const method.
11164 (class Add_archive_symbols): Add mapfile_ field. Update
11165 constructor. Change all callers.
11166 * readsyms.h (class Read_symbols): Likewise.
11167 (class Finish_group): Likewise.
11168 (class Read_script): Likewise.
11169 * common.cc: Include "mapfile.h".
11170 (Symbol_table::allocate_commons): Add mapfile parameter. Change
11172 (Symbol_table::do_allocate_commons): Likewise.
11173 (Symbol_table::do_allocate_commons_list): Likewise. Report common
11174 symbol allocation to mapfile.
11175 * common.h (class Allocate_commons_task): Add mapfile_ field.
11176 Update constructor. Change all callers.
11177 * symtab.h (class Symbol_table): Update declarations.
11178 * layout.cc: Include "mapfile.h".
11179 (Layout_task_runner::run): Print information to mapfile.
11180 (Layout::create_gold_note): Change Output_data_fixed_space to
11181 Output_data_zero_fill.
11182 (Layout::create_build_id): Likewise.
11183 (Layout::print_to_mapfile): New function.
11184 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
11185 constructor. Change caller.
11186 (class Layout): Declare print_to_mapfile.
11187 * output.cc (Output_section::Input_section::print_to_mapfile): New
11189 (Output_section::add_input_section): If producing a map, always
11190 add to input_sections_ list.
11191 (Output_section::do_print_to_mapfile): New function.
11192 (Output_segment::print_sections_to_mapfile): New function.
11193 (Output_segment::print_section_list_to_mapfile): New function.
11194 * output.h: Include "mapfile.h".
11195 (Output_data::print_to_mapfile): New function.
11196 (Output_data::do_print_to_mapfile): New virtual function.
11197 (Output_segment_headers::do_print_to_mapfile): New function.
11198 (Output_file_header::do_print_to_mapfile): New function.
11199 (Output_data_const::do_print_to_mapfile): New function.
11200 (class Output_data_const_buffer): Add map_name_ field. Update
11201 constructor. Change all callers. Add do_print_to_mapfile
11203 (class Output_data_fixed_space): Likewise.
11204 (class Output_data_space): Likewise.
11205 (class Output_data_zero_fill): New class.
11206 (Output_data_strtab::do_print_to_mapfile): New function.
11207 (Output_data_reloc_base::do_print_to_mapfile): New function.
11208 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11209 (Output_data_group::do_print_to_mapfile): New function.
11210 (Output_data_got::do_print_to_mapfile): New function.
11211 (Output_data_dynamic::do_print_to_mapfile): New function.
11212 (Output_symtab_xindex::do_print_to_mapfile): New function.
11213 (class Output_section): Declare do_print_to_mapflie. Declare
11214 print_to_mapfile in Input_section.
11215 (class Output_segment): Declare new functions.
11216 * object.h (Sized_relobj::symbol_count): New function.
11217 * script-sections.cc
11218 (Output_section_element_dot_assignment::set_section_addresses):
11219 Change Output_data_fixed_space to Output_data_zero_fill.
11220 (Output_data_expression::do_print_to_mapfile): New function.
11221 * script.cc (read_input_script): Add mapfile parameter. Change
11223 * script.h (read_input_script): Update declaration.
11224 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11225 (Eh_frame::do_print_to_mapfile): New function.
11226 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11227 (Output_merge_string::do_print_to_mapfile): New function.
11228 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11230 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11232 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11234 * Makefile.am (CCFILES): Add mapfile.cc.
11235 (HFILES): Add mapfile.h.
11236 * Makefile.in: Rebuild.
11238 2008-05-19 Ian Lance Taylor <iant@google.com>
11240 * options.h (class General_options): Add -z relro.
11241 * layout.cc (Layout::Layout): Initialize relro_segment_.
11242 (Layout::add_output_section_data): Return the output section.
11243 (Layout::make_output_section): Rcognize relro sections and mark
11244 them appropriately.
11245 (Layout::attach_allocated_section_to_segment): Put relro sections
11246 in a PT_GNU_RELRO segment.
11247 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11249 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11251 (Layout::linkonce_mapping): Map d.rel.ro.local to
11252 .data.rel.ro.local.
11253 (Layout::output_section_name): Us .data.rel.ro.local for any
11254 section which begins with that.
11255 * layout.h (class Layout): Update add_output_section_data
11256 declaration. Add relro_segment_ field.
11257 * output.cc (Output_section::Output_section): Initialize is_relro_
11258 and is_relro_local_ fields.
11259 (Output_segment::add_output_section): Group relro sections.
11260 (Output_segment::is_first_section_relro): New function.
11261 (Output_segment::maximum_alignment): If there is a relro section,
11262 align the segment to the common page size.
11263 (Output_segment::set_section_addresses): Track whether we are
11264 looking at relro sections. If the last section is a relro
11265 section, align to the common page size.
11266 (Output_segment::set_section_list_addresses): Add in_relro
11267 parameter. Change all callers. Align to the page size when
11268 moving from relro to non-relro section.
11269 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11271 * output.h (class Output_section): Add is_relro_ and
11272 is_relro_local_ fields.
11273 (Output_section::is_relro): New function.
11274 (Output_section::set_is_relro): New function.
11275 (Output_section::is_relro_local): New function.
11276 (Output_section::set_is_relro_local): New function.
11277 (class Output_segment): Update declarations.
11278 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11279 * sparc.cc (Target_sparc::got_section): Likewise.
11280 * x86_64.cc (Target_x86_64::got_section): Likewise.
11281 * testsuite/relro_test_main.cc: New file.
11282 * testsuite/relro_test.cc: New file.
11283 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11284 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11285 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11286 (relro_test.so, relro_test_pic.o): New targets.
11287 * testsuite/Makefile.in: Rebuild.
11289 2008-05-16 Ian Lance Taylor <iant@google.com>
11291 * output.cc (Output_segment::add_output_section): Remove front
11293 * output.h (class Output_segment): Remove
11294 add_initial_output_section and overloaded add_output_section.
11295 Update declaration of remaining add_output_section.
11296 * layout.cc (Layout::create_interp): Call add_output_section
11297 rather than add_initial_output_section.
11298 (Layout::finish_dynamic_section): Likewise.
11300 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11301 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11302 know the dynamic type.
11303 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11304 field. Initialize it in constructor.
11305 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11306 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11307 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11310 * output.cc (Output_reloc::get_address): Change return type to
11312 * output.h (class Output_reloc): Update get_address declaration.
11313 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11314 for section addresses.
11316 2008-05-09 Ian Lance Taylor <iant@google.com>
11319 * gold.cc (gold_nomem): Use return value of write.
11321 2008-05-08 Ian Lance Taylor <iant@google.com>
11323 * symtab.c (Symbol::init_base_output_data): Add version
11324 parameter. Change all callers.
11325 (Symbol::init_base_output_segment): Likewise.
11326 (Symbol::init_base_constant): Likewise.
11327 (Symbol::init_base_undefined): Likewise.
11328 (Sized_symbol::init_output_data): Likewise.
11329 (Sized_symbol::init_output_segment): Likewise.
11330 (Sized_symbol::init_constant): Likewise.
11331 (Sized_symbol::init_undefined): Likewise.
11332 (Symbol_table::do_define_in_output_data): If the new symbol has a
11333 version, mark it as the default.
11334 (Symbol_table::do_define_in_output_segment): Likewise.
11335 (Symbol_table::do_define_as_constant): Likewise.
11336 * symtab.h (class Symbol): Update declarations.
11337 (class Sized_symbol): Likewise.
11338 * resolve.cc (Symbol::override_version): New function.
11339 (Symbol::override_base): Call override_version.
11340 (Symbol::override_base_with_special): Likewise.
11341 * testsuite/ver_script_8.script: New file.
11342 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11343 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11344 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11345 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11347 2008-05-06 Ian Lance Taylor <iant@google.com>
11350 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11352 (class General_options): Remove existing --undefined, and add
11353 --no-undefined instead. Add new --undefined as synonym for -u.
11354 * archive.cc (Archive::add_symbols): Check whether symbol was
11356 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11357 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11358 all uses. Add IS_UNDEFINED. Update declarations to split
11359 different versions of init_base. Declare init_base_undefined.
11360 (Symbol::is_defined): Handle IS_UNDEFINED.
11361 (Symbol::is_undefined): Likewise.
11362 (Symbol::is_weak_undefined): Call is_undefined.
11363 (Symbol::is_absolute): Handle IS_CONSTANT.
11364 (class Sized_symbol): Update declarations to split different
11365 versions of init. Declare init_undefined.
11366 (class Symbol_table): Declare new functions.
11367 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11368 Change all callers.
11369 (Symbol::init_base_output_data): Likewise.
11370 (Symbol::init_base_output_segment): Likewise.
11371 (Symbol::init_base_constant): Likewise.
11372 (Symbol::init_base_undefined): New function.
11373 (Sized_symbol::init_object): Rename from init. Change all
11375 (Sized_symbol::init_output_data): Likewise.
11376 (Sized_symbol::init_output_segment): Likewise.
11377 (Sized_symbol::init_constant): Likewise.
11378 (Sized_symbol::init_undefined): New function.
11379 (Symbol_table::add_undefined_symbols_from_command_line): New
11381 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11383 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11384 (Symbol::output_section): Likewise.
11385 (Symbol::set_output_section): Likewise.
11386 (Symbol_table::sized_finalize_symbol): Likewise.
11387 (Symbol_table::sized_write_globals): Likewise.
11388 * resolve.cc (Symbol_table::should_override): Likewise.
11389 (Symbol::override_base_with_special): Likewise.
11391 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11392 symbol, change it to have default visibility.
11393 * testsuite/protected_1.cc: New file.
11394 * testsuite/protected_2.cc: New file.
11395 * testsuite/protected_3.cc: New file.
11396 * testsuite/protected_main_1.cc: New file.
11397 * testsuite/protected_main_2.cc: New file.
11398 * testsuite/protected_main_3.cc: New file.
11399 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11400 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11401 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11402 (protected_1.so): New target.
11403 (protected_1_pic.o, protected_2_pic.o): New targets.
11404 (protected_3_pic.o): New target.
11405 (check_PROGRAMS): Add protected_2.
11406 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11407 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11408 * testsuite/Makefile.in: Rebuild.
11410 * options.h (DEFINE_var): Add set_user_set_##varname__.
11411 (DEFINE_bool_alias): New macro.
11412 (class General_options): Define -Bstatic using DEFINE_bool_alias
11413 rather than DEFINE_special. Add --undefined as an alias for -z
11415 * options.cc (General_options::parse_Bstatic): Remove.
11417 * options.h (class General_options): Add --fatal-warnings.
11418 * main.cc (main): Implement --fatal-warnings.
11419 * errors.h (Errors::warning_count): New function.
11421 * options.h (class General_options): Add -Bsymbolic-functions.
11422 * symtab.h (Symbol::is_preemptible): Check for
11423 -Bsymbolic-functions.
11425 2008-05-05 Ian Lance Taylor <iant@google.com>
11427 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11428 as noVARNAME rather than no-VARNAME.
11429 (class General_options): Add option -z combreloc.
11430 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11432 (Output_reloc::sort_before) [SHT_REL]: New function.
11433 (Output_reloc::sort_before) [SHT_RELA]: New function.
11434 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11435 Sort_relocs_comparison.
11436 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11437 parameter. Change all callers.
11438 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11439 sort_relocs parameter. Change all callers.
11440 * output.cc (Output_reloc::get_address): New function, broken out
11442 (Output_reloc::write_rel): Call it.
11443 (Output_reloc::compare): New function.
11444 (Output_data_reloc_base::do_write): Optionally sort relocs.
11446 * configure.ac: If targ_extra_obj is set, link it in.
11447 * configure.tgt: Initialize all variables.
11448 (x86_64*): Set targ_extra_obj and targ_extra_size.
11449 * configure: Rebuild.
11451 * object.cc (Sized_relobj::include_section_group): Adjust section
11452 indexes read from group data. Build vector to pass to
11454 * layout.cc (Layout::layout_group): Add flags and shndxes
11455 parameters. Remove contents parameter. Change caller. Update
11456 explicit instantiations.
11457 * layout.h (class Layout): Update layout_group declaration.
11458 * output.cc (Output_data_group::Output_data_group): Add flags and
11459 input_shndxes parameters. Remove contents parameter. Change
11461 (Output_data_group::do_write): Change input_sections_ to
11463 * output.h (class Output_data_group): Update constructor
11464 declaration. Rename input_sections_ to input_shndxes_.
11465 * testsuite/many_sections_test.cc: Add template.
11467 2008-04-30 Cary Coutant <ccoutant@google.com>
11469 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11471 * layout.cc (Layout::include_section): Refactored check for debug
11473 (Layout::add_comdat): Add new parameters. Change type
11474 of signature parameter. Add object and shndx to signatures table.
11475 (Layout::find_kept_object): New function.
11476 * layout.h: Include <cstring>.
11477 (Layout::is_debug_info_section): New function.
11478 (Layout::add_comdat): Add new parameters.
11479 (Layout::find_kept_object): New function.
11480 (Layout::Kept_section): New struct.
11481 (Layout::Signatures): Change type of map range.
11482 * object.cc (Relobj::output_section_address): New function.
11483 (Sized_relobj::include_section_group): Add new parameters. Change
11484 calls to Layout::add_comdat. Change to build table of kept comdat
11485 groups and table mapping discarded sections to kept sections.
11486 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11487 (Sized_relobj::do_layout): Change calls to include_section_group and
11488 include_linkonce_section.
11489 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11490 value to zero when section is discarded.
11491 (Sized_relobj::map_to_kept_section): New function.
11492 * object.h (Relobj::output_section_address): New function.
11493 (Relobj::Comdat_group): New type.
11494 (Relobj::find_comdat_group): New function.
11495 (Relobj::Comdat_group_table): New type.
11496 (Relobj::Kept_comdat_section): New type.
11497 (Relobj::Kept_comdat_section_table): New type.
11498 (Relobj::add_comdat_group): New function.
11499 (Relobj::set_kept_comdat_section): New function.
11500 (Relobj::get_kept_comdat_section): New function.
11501 (Relobj::comdat_groups_): New field.
11502 (Relobj::kept_comdat_sections_): New field.
11503 (Symbol_value::input_value): Update comment.
11504 (Sized_relobj::map_to_kept_section) New function.
11505 (Sized_relobj::include_linkonce_section): Add new parameter.
11506 * target-reloc.h (Comdat_behavior): New type.
11507 (get_comdat_behavior): New function.
11508 (relocate_section): Add code to map a discarded section to the
11509 corresponding kept section when applying a relocation.
11511 2008-04-30 Craig Silverstein <csilvers@google.com>
11513 * dwarf_reader.cc (next_generation_count): New static var.
11514 (Addr2line_cache_entry): New struct.
11515 (addr2line_cache): New static var.
11516 (Dwarf_line_info::one_addr2line): Added caching.
11517 (Dwarf_line_info::clear_addr2line_cache): New function.
11518 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11519 cache-size parameter.
11520 (Dwarf_line_info::one_addr2line_cache): New function.
11521 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11522 new cache-size argument to one_addr2line(), and clear cache.
11524 2008-04-28 Cary Coutant <ccoutant@google.com>
11526 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11527 R_386_PC8 relocations.
11529 2008-04-23 Ian Lance Taylor <iant@google.com>
11531 * object.cc (Sized_relobj::include_section_group): Check for
11532 invalid section group.
11534 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11537 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11538 than read for file header.
11539 * archive.cc (Archive::include_member): Likewise.
11541 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11543 * aclocal.m4: Regenerate.
11544 * configure: Regenerate.
11546 2008-04-19 Ian Lance Taylor <iant@google.com>
11548 * version.cc (version_string): Bump to 1.6.
11550 * testsuite/Makefile.am (many_sections_r_test): New target.
11551 (many_sections_r_test_SOURCES): Remove.
11552 (many_sections_r_test_DEPENDENCIES): Remove.
11553 (many_sections_r_test_LDFLAGS): Remove.
11554 (many_sections_r_test_LDADD): Remove.
11556 * object.cc (Sized_relobj::do_add_symbols): Always pass
11557 local_symbol_count_ to add_from_relobj.
11559 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11560 every thousand variables.
11561 * testsuite/Makefile.in: Rebuild.
11563 * object.cc (Xindex::initialize_symtab_xindex): New function.
11564 (Xindex::read_symtab_xindex): New function.
11565 (Xindex::sym_xindex_to_shndx): New function.
11566 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11568 (Sized_relobj::do_initialize_xindex): New function.
11569 (Sized_relobj::do_read_symbols): Adjust section links.
11570 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11571 parameter. Change all callers.
11572 (Sized_relobj::include_section_group): Adjust section links and
11573 symbol section indexes.
11574 (Sized_relobj::do_layout): Adjust section links.
11575 (Sized_relobj::do_count_local_symbols): Adjust section links and
11576 symbol section indexes.
11577 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11578 ordinary and special symbols.
11579 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11580 dynsym_xindex parameters. Change all callers. Adjust section
11581 links. Use SHN_XINDEX when needed.
11582 (Sized_relobj::get_symbol_location_info): Adjust section links.
11583 Don't get fooled by special symbols.
11584 * object.h (class Xindex): Define.
11585 (class Object): Add xindex_ parameter. Declare virtual functoin
11586 do_initialize_xindex.
11587 (Object::adjust_sym_shndx): New function.
11588 (Object::set_xindex): New protected function.
11589 (class Symbol_value): Add is_ordinary_shndx_ field.
11590 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11591 (Symbol_value::value): Assert ordinary section.
11592 (Symbol_value::initialize_input_to_output_map): Likewise.
11593 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11594 Change all callers.
11595 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11597 (class Sized_relobj): Update declarations.
11598 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11599 parameter. Change all callers.
11600 (Sized_relobj::adjust_shndx): New function.
11601 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11603 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11604 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11605 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11606 (Sized_dynobj::read_dynsym_section): Adjust section links.
11607 (Sized_dynobj::read_dynamic): Likewise.
11608 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11610 (Sized_dynobj::do_initialize_xindex): New function.
11611 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11612 do_initialize_xindex.
11613 (Sized_dynobj::adjust_shndx): New function.
11614 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11615 dynsym_xindex_ fields.
11616 (Layout::finalize): Add a call to set_section_indexes before
11617 creating the symtab sections.
11618 (Layout::set_section_indexes): Don't do anything if the section
11619 already has a section index.
11620 (Layout::create_symtab_sections): Add shnum parameter. Change
11621 caller. Create .symtab_shndx section if needed.
11622 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11624 (Layout::allocated_output_section_count): New function.
11625 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11627 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11628 fields. Update declarations.
11629 (Layout::symtab_xindex): New function.
11630 (Layout::dynsym_xindex): New function.
11631 (class Write_symbols_task): Add layout_ field.
11632 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11634 * output.cc (Output_section_headers::Output_section_headers): Add
11635 shstrtab_section parameter. Change all callers.
11636 (Output_section_headers::do_sized_write): Store overflow values
11637 for section count and section string table section index in
11638 section header zero.
11639 (Output_file_header::do_sized_write): Check for overflow of
11640 section count and section string table section index.
11641 (Output_symtab_xindex::do_write): New function.
11642 (Output_symtab_xindex::endian_do_write): New function.
11643 * output.h (class Output_section_headers): Add shstrtab_section_.
11644 Update declarations.
11645 (class Output_symtab_xindex): Define.
11646 (Output_section::has_out_shndx): New function.
11647 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11649 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11650 Change all callers.
11651 (Sized_symbol::init): Likewise.
11652 (Symbol::output_section): Check for ordinary symbol.
11653 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11654 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11656 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11657 Change all callers. Simplify handling of symbols from sections
11658 not included in the link.
11659 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11661 (Weak_alias_sorter::operator()): Assert that symbols are
11663 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11665 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11666 parameters. Change all callers.
11667 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11668 symbol distinction. Use SHN_XINDEX when needed.
11669 (Symbol_table::write_section_symbol): Add symtab_xindex
11670 parameter. Change all callers.
11671 (Symbol_table::sized_write_section_symbol): Likewise. Use
11672 SHN_XINDEX when needed.
11673 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11675 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11676 (Symbol::is_defined): Check is_ordinary.
11677 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11678 (Symbol::is_absolute, Symbol::is_common): Likewise.
11679 (class Sized_symbol): Update declarations.
11680 (class Symbol_table): Update declarations.
11681 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11682 parameters. Change all callers.
11683 (Sized_symbol::override): Likewise.
11684 (Symbol_table::override): Likewise.
11685 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11686 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11687 is_ordinary, and orig_st_shndx parameters. Change all callers.
11688 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11689 to be in an ordinary section.
11690 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11691 object and is_ordinary parameters. Change all callers.
11692 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11693 Change all callers. Don't add undefined or non-ordinary symbols
11695 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11696 Change all callers.
11697 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11699 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11700 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11701 (Sized_relobj::relocate_sections): Likewise.
11702 * target-reloc.h (scan_relocs): Adjust section symbol index.
11703 (scan_relocatable_relocs): Likewise.
11704 * i386.cc (Scan::local): Check for ordinary symbols.
11705 * sparc.cc (Scan::local): Likewise.
11706 * x86_64.cc (Scan::local): Likewise.
11707 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11708 to symbol_section_and_value.
11709 * testsuite/many_sections_test.cc: New file.
11710 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11711 (check_PROGRAMS): Add many_sections_test.
11712 (many_sections_test_SOURCES): Define.
11713 (many_sections_test_DEPENDENCIES): Define.
11714 (many_sections_test_LDFLAGS): Define.
11715 (BUILT_SOURCES): Add many_sections_define.h.
11716 (many_sections_define.h): New target.
11717 (BUILT_SOURCES): Add many_sections_check.h.
11718 (many_sections_check.h): New target.
11719 (check_PROGRAMS): Add many_sections_r_test.
11720 (many_sections_r_test_SOURCES): Define.
11721 (many_sections_r_test_DEPENDENCIES): Define.
11722 (many_sections_r_test_LDFLAGS): Define.
11723 (many_sections_r_test_LDADD): Define.
11724 (many_sections_r_test.o): New target.
11725 * testsuite/Makefile.in: Rebuild.
11727 2008-04-17 Cary Coutant <ccoutant@google.com>
11729 * errors.cc (Errors::info): New function.
11730 (gold_info): New function.
11731 * errors.h (Errors::info): New function.
11732 * gold.h (gold_info): New function.
11733 * object.cc (Input_objects::add_object): Print trace output.
11734 * options.cc (options::parse_set): New function.
11735 (General_options::parse_wrap): Deleted.
11736 (General_options::General_options): Deleted initializer.
11737 * options.h (options::String_set): New typedef.
11738 (options::parse_set): New function.
11739 (DEFINE_set): New macro.
11740 (General_options::wrap): Changed to use DEFINE_set. Changed
11741 callers of any_wrap_symbols and is_wrap_symbol.
11742 (General_options::trace, General_options::trace_symbol):
11744 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11745 (General_options::wrap_symbols_): Deleted.
11746 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11748 2008-04-17 David S. Miller <davem@davemloft.net>
11750 * options.cc (General_options::parse_V): New function.
11751 * options.h: Add entries for -V and -Qy.
11753 2008-04-17 Ian Lance Taylor <iant@google.com>
11755 * common.cc (Symbol_table::allocate_commons): Remove options
11756 parameter. Change caller.
11757 (Symbol_table::do_allocate_commons): Remove options parameter.
11758 Change caller. Just call do_allocate_commons_list twice.
11759 (Symbol_table::do_allocate_commons_list): New function, broken out
11760 of do_allocate_commons.
11761 * common.h (class Allocate_commons_task): Remove options_ field.
11762 Update constructor.
11763 * symtab.cc (Symbol_table::Symbol_table): Initialize
11765 (Symbol_table::add_from_object): Put TLS common symbols on
11767 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11768 which are IN_OUTPUT_DATA.
11769 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11770 allocate_commons and do_allocate_commons declarations. Declare
11771 do_allocate_commons_list.
11772 * gold.cc (queue_middle_tasks): Update creation of
11773 Allocate_commons_task to not pass options.
11774 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11775 (TLS_TEST_C_FLAGS): New variable.
11776 (tls_test_c_pic.o): New target.
11777 (tls_test_shared.so): Link in tls_test_c_pic.o.
11778 (tls_test_c_pic_ie.o): New target.
11779 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11780 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11781 (tls_test_c.o): New target.
11782 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11783 (tls_pic_test_LDADD): Likewise.
11784 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11785 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11786 (tls_test_c_gnu2.o): New target.
11787 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11789 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11790 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11791 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11792 * testsuite/tls_test.cc: Include "config.h".
11793 (t_last): Call t11_last.
11794 * testsuite/tls_test.h (t11, t11_last): Declare.
11795 * testsuite/tls_test_c.c: New file.
11796 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11797 * configure.ac: Check for OpenMP support.
11798 * configure, config.in, Makefile.in: Rebuild.
11799 * testsuite/Makefile.in: Rebuild.
11801 2008-04-16 Cary Coutant <ccoutant@google.com>
11803 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11804 (Target_i386::tls_base_symbol_defined_): New field.
11805 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11806 (Target_i386::Scan::global): Likewise.
11807 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11808 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11809 (Target_x86_64::tls_base_symbol_defined_): New field.
11810 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11811 (Target_x86_64::Scan::global): Likewise.
11813 2008-04-16 Cary Coutant <ccoutant@google.com>
11815 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11816 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11817 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11818 building shared libraries.
11819 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11820 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11821 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11822 * testsuite/Makefile.in: Rebuild.
11823 * testsuite/weak_undef.h: New file.
11824 * testsuite/weak_undef_file1.cc: Add extra test cases.
11825 * testsuite/weak_undef_file2.cc: Likewise.
11826 * testsuite/weak_undef_test.cc: Likewise.
11828 2008-04-16 David S. Miller <davem@davemloft.net>
11830 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11831 Add issued_non_pic_error_ field. Declare check_non_pic.
11832 (Target_sparc::Scan::check_non_pic): New function.
11833 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11834 (Target_sparc::Scan::global): Likewise.
11836 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11837 * configure: Rebuild.
11839 * options.h (DEFINE_enable): New macro.
11840 (new_dtags): New enable option.
11841 (initfirst, interpose, loadfltr, nodefaultlib,
11842 nodelete, nodlopen, nodump): New -z options.
11843 * layout.cc (Layout:finish_dynamic_section): If new
11844 dtags enabled, emit DT_RUNPATH. Also, emit a
11845 DT_FLAGS_1 containing any specified -z flags.
11847 2008-04-16 Ian Lance Taylor <iant@google.com>
11849 * copy-relocs.cc: New file.
11850 * copy-relocs.h: New file.
11851 * reloc.cc: Remove Copy_relocs code.
11852 * reloc.h: Likewise.
11853 * reloc-types.h (struct Reloc_types) [both versions]: Add
11854 get_reloc_addend_noerror.
11855 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11856 variants of add_global which take an addend which must be zero.
11857 * i386.cc: Include "copy-relocs.h".
11858 (class Target_i386): Change type of copy_relocs_ to variable,
11859 update initializer.
11860 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11861 Change all callers.
11862 (Target_i386::do_finalize_sections): Change handling of
11864 * sparc.cc: Include "copy-relocs.h".
11865 (class Target_sparc): Change type of copy_relocs_ to variable,
11866 update initializer.
11867 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11868 Change all callers.
11869 (Target_sparc::do_finalize_sections): Change handling of
11871 * x86_64.cc: Include "copy-relocs.h".
11872 (class Target_x86_64): Change type of copy_relocs_ to variable,
11873 update initializer.
11874 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11875 class. Change all callers.
11876 (Target_x86_64::do_finalize_sections): Change handling of
11878 * Makefile.am (CCFILES): Add copy-relocs.cc.
11879 (HFILES): Add copy-relocs.h.
11881 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11883 * testsuite/script_test_4.sh: Permit leading zeroes.
11885 2008-04-15 Ian Lance Taylor <iant@google.com>
11887 * script-sections.cc (Script_sections::create_segments): Use
11888 header_size_adjustment even when there is enough room for the
11890 * testsuite/script_test_4.sh: New file.
11891 * testsuite/script_test_4.t: New file.
11892 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11893 (check_DATA): Add script_test_4.stdout.
11894 (MOSTLYCLEANFILES): Likewise.
11895 (script_test_4): New target.
11896 (script_test_4.stdout): New target.
11897 * testsuite/Makefile.in: Rebuild.
11899 * sparc.cc: Add definitions for Output_data_plt_sparc class
11902 2008-04-14 David S. Miller <davem@davemloft.net>
11904 * sparc.cc: New file.
11905 * Makefile.am (TARGETSOURCES): Add sparc.cc
11906 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11907 * configure.tgt: Document targ_extra_size and
11908 targ_extra_big_endian. Add entries for sparc-* and
11910 * configure.ac: Handle targ_extra_size and
11911 targ_extra_big_endian.
11912 * Makefile.in: Rebuild.
11913 * configure: Likewise.
11914 * po/POTFILES.in: Likewise.
11915 * po/gold.pot: Likewise.
11917 2008-04-14 Ian Lance Taylor <iant@google.com>
11919 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11920 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11921 in the name/type/flags to section mapping. Don't call
11922 allocate_output_section.
11923 (Layout::choose_output_section): Change parameter from adjust_name
11924 to is_input_section. Don't permit input sections after sections
11925 are attached to segments. Don't call allocate_output_section.
11926 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11927 not write_enable_output_section.
11928 (Layout::make_output_section): Don't push to
11929 unattached_section_list_ nor call attach_to_segment. Call
11930 attach_section_to_segment if sections are attached.
11931 (Layout::attach_sections_to_segments): New function.
11932 (Layout::attach_section_to_segment): New function.
11933 (Layout::attach_allocated_section_to_segment): Rename from
11934 attach_to_segment. Remove flags parameter.
11935 (Layout::allocate_output_section): Remove function.
11936 (Layout::write_enable_output_section): Remove function.
11937 * layout.h (class Layout): Update for above changes. Add new
11938 field sections_are_attached_.
11939 * output.h (Output_section::update_flags_for_input_section): New
11941 * output.cc (Output_section::add_input_section): Call
11942 update_flags_for_input_section.
11943 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11945 2008-04-11 Cary Coutant <ccoutant@google.com>
11947 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11948 thought unnecessary.
11949 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11951 2008-04-11 Ian Lance Taylor <iant@google.com>
11953 * output.h (class Output_section_data): Remove inline definition
11955 * output.cc (Output_section_data::set_addralign): New function.
11957 2008-04-11 Cary Coutant <ccoutant@google.com>
11959 Add support for TLS descriptors for i386 and x86_64.
11960 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11961 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11962 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11964 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11965 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11966 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11968 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11969 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11970 Fix problem with initial-exec relocations.
11971 (Target_i386::Relocate::relocate_tls): Likewise.
11972 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11974 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11975 support for section-plus-offset dynamic table entries.
11976 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11977 (Output_data_dynamic::Dynamic_entry): Add support for
11978 section-plus-offset dynamic table entries.
11979 (Output_data_dynamic::Classification): Likewise.
11980 (Output_data_dynamic::classification_): Renamed offset_.
11981 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11982 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11983 (Target_x86_64::make_plt_section): New function.
11984 (Target_x86_64::reserve_tlsdesc_entries): New function.
11985 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11986 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11987 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11988 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11989 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11990 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11991 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11992 add extra PLT entry for TLS descriptors.
11993 (Output_data_plt_x86_64::got_): New field.
11994 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11995 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11997 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11999 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
12000 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
12001 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
12002 R_386_TLS_DESC_CALL relocations.
12003 (Target_x86_64::Scan::global): Likewise.
12004 (Target_x86_64::do_finalize_sections): Add dynamic table entries
12005 for TLS descriptors.
12006 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
12007 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
12008 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
12009 GD-to-IE relaxation.
12010 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
12011 and TLS_DESCRIPTORS.
12012 * Makefile.in: Rebuild.
12013 * configure: Rebuild.
12014 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
12015 (tls_test_shared2.so): New target.
12016 (tls_shared_gd_to_ie_test_SOURCES): New variable.
12017 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
12018 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
12019 (tls_shared_gd_to_ie_test_LDADD): New variable.
12020 (tls_shared_gnu2_gd_to_ie_test): New target.
12021 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
12023 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
12024 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
12025 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
12026 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
12027 (tls_shared_gnu2_test): New target.
12028 (tls_test_gnu2_shared.so): New target.
12029 (tls_shared_gnu2_test_SOURCES): New variable.
12030 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
12031 (tls_shared_gnu2_test_LDFLAGS): New variable.
12032 (tls_shared_gnu2_test_LDADD): New variable.
12033 * testsuite/Makefile.in: Rebuild.
12034 * testsuite/Makefile.
12036 2008-04-11 Ian Lance Taylor <iant@google.com>
12038 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
12040 * testsuite/Makefile.in: Rebuild.
12042 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
12044 * testsuite/script_test_2.cc (main): Adjust test.
12046 2008-04-11 David S. Miller <davem@davemloft.net>
12047 Ian Lance Taylor <iant@google.com>
12049 * options.h (General_options): Add entries for '-Y' and
12051 * options.cc (General_options:finalize): If -Y was used, add those
12052 entries to the library path instead of the default "/lib" and
12055 2008-04-11 David S. Miller <davem@davemloft.net>
12057 * testsuite/justsyms.t: Start at 0x100.
12058 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
12059 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
12061 * testsuite/script_test_2.cc: Adjust string and section length
12064 2008-04-09 Ian Lance Taylor <iant@google.com>
12067 * script-sections.cc (Sections_element::allocate_to_segment): Add
12069 (Output_section_definition::allocate_to_segment): Likewise.
12070 (Orphan_output_section::allocate_to_segment): Likewise.
12071 (Script_sections::attach_sections_using_phdrs_clause): Don't
12072 propagate non-PT_LOAD segments to orphan sections.
12073 * testsuite/Makefile.am (script_test_3.stdout): Generate using
12074 readelf rather than objdump.
12075 * testsuite/script_test_3.sh: Adjust accordingly. Test that
12076 .interp section and PT_INTERP segment are the same size.
12077 * testsuite/Makefile.in: Rebuild.
12079 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
12080 aliases for symbols defined in the same object.
12081 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
12082 (weak_alias_test_SOURCES): New variable.
12083 (weak_alias_test_DEPENDENCIES): New variable.
12084 (weak_alias_test_LDFLAGS): New variable.
12085 (weak_alias_test_LDADD): New variable.
12086 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
12087 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
12088 (weak_alias_test_3.o): New target.
12089 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
12090 * testsuite/weak_alias_test_main.cc: New file.
12091 * testsuite/weak_alias_test_1.cc: New file.
12092 * testsuite/weak_alias_test_2.cc: New file.
12093 * testsuite/weak_alias_test_3.cc: New file.
12095 2008-04-08 Ian Lance Taylor <iant@google.com>
12097 * options.h (class General_options): Add --noinhibit-exec option.
12098 * main.cc (main): Check --noinhibit-exec.
12100 * options.h (class General_options): Define --wrap as a special
12101 option. Add wrap_symbols_ field.
12102 (General_options::any_wrap_symbols): New function.
12103 (General_options::is_wrap_symbol): New function.
12104 * options.cc (General_options::parse_wrap): New function.
12105 (General_options::General_options): Initialize wrap_symbols_.
12106 * symtab.cc (Symbol_table::wrap_symbol): New function.
12107 (Symbol_table::add_from_object): Handle --wrap.
12108 * symtab.h (class Symbol_table): Declare wrap_symbol.
12109 * target.h (Target::wrap_char): New function.
12110 (Target::Target_info): Add wrap_char field.
12111 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
12112 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12113 * testsuite/testfile.cc (Target_test::test_target_info):
12116 * errors.cc (Errors::undefined_symbol): Mention symbol version if
12119 * layout.h (class Layout): Add added_eh_frame_data_ field.
12120 * layout.cc (Layout::Layout): Initialize new field.
12121 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
12122 output section until we find a section we merged successfully.
12123 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
12124 that the size be non-zero.
12126 * merge.cc (Object_merge_map::get_output_offset): Remove inline
12129 2008-04-08 Craig Silverstein <csilvers@google.com>
12131 * configure.ac: Export new conditional variable HAVE_ZLIB.
12132 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
12134 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
12135 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12137 2008-04-07 Ian Lance Taylor <iant@google.com>
12139 * version.cc (version_string): Set to "1.5".
12141 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
12142 Add issued_non_pic_error_ field. Declare check_non_pic.
12143 (Target_x86_64::Scan::check_non_pic): New function.
12144 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
12145 (Target_x86_64::Scan::global): Likewise.
12147 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
12148 addend parameter. Change caller. Handle merge sections.
12149 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
12150 Address to Addend. Don't add in the result of
12151 local_section_offset, pass down the addend and use the returned
12153 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
12154 Update declarations of local_section_offset and symbol_value.
12155 * testsuite/two_file_test_1.cc (t18): New function.
12156 * testsuite/two_file_test_2.cc (f18): New function.
12157 * testsuite/two_file_test_main.cc (main): Call t18.
12158 * testsuite/two_file_test.h (t18, f18): Declare.
12160 * configure.ac: Don't test for objdump, c++filt, or readelf.
12161 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
12163 (TEST_READELF): New variable.
12164 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
12165 (check_PROGRAMS): Add two_file_strip_test.
12166 (two_file_strip_test): New target.
12167 (check_PROGRAMS): Add two_file_same_shared_strip_test.
12168 (two_file_same_shared_strip_test_SOURCES): New variable.
12169 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
12170 (two_file_same_shared_strip_test_LDFLAGS): New variable.
12171 (two_file_same_shared_strip_test_LDADD): New variable.
12172 (two_file_shared_strip.so): New target.
12173 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
12174 (ver_test_5.syms, ver_test_7.syms): Likewise.
12175 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
12176 (strip_test_3.stdout): Use TEST_OBJDUMP.
12177 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12179 2008-04-04 Cary Coutant <ccoutant@google.com>
12181 * symtab.h (Symbol::is_weak_undefined): New function.
12182 (Symbol::is_strong_undefined): New function.
12183 (Symbol::is_absolute): New function.
12184 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
12185 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
12187 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
12188 (weak_undef_test): New target.
12189 * testsuite/Makefile.in: Rebuild.
12190 * testsuite/weak_undef_file1.cc: New file.
12191 * testsuite/weak_undef_file2.cc: New file.
12192 * testsuite/weak_undef_test.cc: New file.
12194 2008-04-03 Craig Silverstein <csilvers@google.com>
12196 * compressed_output.h (class Output_compressed_section): Use
12198 * compressed_output.cc (zlib_compress): Use unsigned buffers,
12200 (zlib_compressed_suffix): Removed.
12201 (Output_compressed_section::set_final_data_size): Use unsigned
12203 * testsuite/Makefile.am (flagstest_compress_debug_sections):
12204 Fix linker invocation.
12205 (flagstest_o_specialfile_and_compress_debug_sections):
12207 * testsuite/Makefile.in: Regenerated.
12209 2008-04-02 David S. Miller <davem@davemloft.net>
12211 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12212 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12214 2008-04-02 Craig Silverstein <csilvers@google.com>
12218 2008-04-02 Ian Lance Taylor <iant@google.com>
12220 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12221 parameters. Update for new key type to views_. Change all
12223 (File_read::read): Adjust for byteshift in returned view.
12224 (File_read::add_view): New function, broken out of
12225 find_and_make_view.
12226 (File_read::make_view): New function, broken out of
12227 find_and_make_view.
12228 (File_read::find_or_make_view): Add offset and aligned
12229 parameters. Rewrite accordingly. Change all callers.
12230 (File_read::get_view): Add offset and aligned parameters. Adjust
12231 for byteshift in return value.
12232 (File_read::get_lasting_view): Likewise.
12233 * fileread.h (class File_read): Update declarations.
12234 (class File_read::View): Add byteshift_ field. Add byteshift to
12235 constructor. Add byteshift method.
12236 * archive.h (Archive::clear_uncached_views): New function.
12237 (Archive::get_view): Add aligned parameter. Change all callers.
12238 * object.h (Object::get_view): Add aligned parameter. Change all
12240 (Object::get_lasting_view): Likewise.
12242 * fileread.cc (File_read::release): Don't call clear_views if
12243 there are multiple objects.
12244 * fileread.h (File_read::clear_uncached_views): New function.
12245 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12248 2008-03-31 Cary Coutant <ccoutant@google.com>
12250 Add thin archive support.
12251 * archive.cc (Archive::armagt): New const.
12252 (Archive::setup): Remove task parameter and calls to unlock.
12253 (Archive::unlock_nested_archives): New function.
12254 (Archive::read_header): Add nested_off parameter. Change
12256 (Archive::interpret_header): Likewise.
12257 (Archive::include_all_members): Change to handle thin
12259 (Archive::include_member): Likewise.
12260 * archive.h (Archive::Archive): Add new parameters and
12262 (Archive::armagt): New const.
12263 (Archive::setup): Remove task parameter.
12264 (Archive::unlock_nested_archives): New function.
12265 (Archive::read_header): Add nested_off parameter.
12266 (Archive::interpret_header): Likewise.
12267 (Archive::Nested_archive_table): New typedef.
12268 (Archive::is_thin_archive_): New field.
12269 (Archive::nested_archives_): New field.
12270 (Archive::options_): New field.
12271 (Archive::dirpath_): New field.
12272 (Archive::task_): New field.
12273 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12274 for thin archives. Pass additional parameters to
12275 Archive::Archive. Unlock the archive file after calling
12278 2008-03-29 Ian Lance Taylor <iant@google.com>
12280 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12281 version symbol to be local.
12282 * testsuite/ver_test_4.sh: New file.
12283 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12284 (check_DATA): Add ver_test_4.syms.
12285 (ver_test_4.syms): New target.
12286 * testsuite/Makefile.in: Rebuild.
12289 (Output_section::Input_section_sort_entry::has_priority): New
12291 (Output_section::Input_section_sort_entry::match_file_name): New
12293 (Output_section::Input_section_sort_entry::match_section_name):
12295 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12297 (Output_section::Input_section_sort_entry::match_section_file):
12299 (Output_section::Input_section_sort_compare::operator()): Rewrite
12300 using new Input_section_sort_entry functions. Sort crtbegin and
12301 crtend first. Sort sections with no priority before sections with
12303 * testsuite/initpri1.c (d3): Check j != 4.
12304 (cd5): New constructor/destructor function.
12305 (main): Check j != 2.
12307 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12308 new symbol when resolving, don't call set_is_default.
12309 * testsuite/ver_test_7.cc: New file.
12310 * testsuite/ver_test_7.sh: New file.
12311 * testsuite/Makefile.am (ver_test_7.so): New target.
12312 (ver_test_7.o): New target.
12313 (check_SCRIPTS): Add ver_test_7.sh.
12314 (check_DATA): Add ver_test_7.syms.
12315 (ver_test_7.syms): New target.
12317 2008-03-28 Ian Lance Taylor <iant@google.com>
12319 * layout.cc (Layout::layout): If we see an input section with a
12320 name that needs sorting, set the must_sort flag for the output
12322 (Layout::make_output_section): If the name of the output section
12323 indicates that it might require sorting, set the may_sort flag.
12324 * output.h (Output_section::may_sort_attached_input_sections): New
12326 (Output_section::set_may_sort_attached_input_sections): New
12328 (Output_section::must_sort_attached_input_sections): New
12330 (Output_section::set_must_sort_attached_input_sections): New
12332 (class Output_section): Declare Input_section_sort_entry. Define
12333 Input_section_sort_compare. Declare
12334 sort_attached_input_sections. Add new fields:
12335 may_sort_attached_input_sections_,
12336 must_sort_attached_input_sections_,
12337 attached_input_sections_are_sorted_.
12338 * output.cc (Output_section::Output_section): Initialize new
12340 (Output_section::add_input_section): Add an entry to
12341 input_sections_ if may_sort or must_sort are true.
12342 (Output_section::set_final_data_size): Call
12343 sort_attached_input_sections if necessary.
12344 (Output_section::Input_section_sort_entry): Define new class.
12345 (Output_section::Input_section_sort_compare::operator()): New
12347 (Output_section::sort_attached_input_sections): New function.
12348 * configure.ac: Check whether the compiler supports constructor
12349 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12350 * testsuite/initpri1.c: New file.
12351 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12352 CONSTRUCTOR_PRIORITY.
12353 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12354 (initpri1_LDFLAGS): New variable.
12355 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12357 2008-03-27 Ian Lance Taylor <iant@google.com>
12359 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12360 * testsuite/common_test_1.c: New file.
12361 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12362 (common_test_1_SOURCES): New variable.
12363 (common_test_1_DEPENDENCIES): New variable.
12364 (common_test_1_LDFLAGS): New variable.
12366 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12367 and commons_ correctly when NAME/VERSION does not override
12369 * testsuite/ver_test_6.c: New file.
12370 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12371 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12372 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12374 2008-03-26 Ian Lance Taylor <iant@google.com>
12376 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12377 of an undefined symbol from a version script.
12378 * testsuite/Makefile.am (ver_test_5.so): New target.
12379 (ver_test_5.o): New target.
12380 (check_SCRIPTS): Add ver_test_5.sh.
12381 (check_DATA): Add ver_test_5.syms.
12382 (ver_test_5.syms): New target.
12383 * testsuite/ver_test_5.cc: New file.
12384 * testsuite/ver_test_5.script: New file.
12385 * testsuite/ver_test_5.sh: New file.
12386 * Makefile.in, testsuite/Makefile.in: Rebuild.
12389 Fix problems building gold with gcc 4.3.0.
12390 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12391 (gold_error_at_location, gold_warning_at_location): Use it.
12392 * configure.ac: Check whether we can compile and use a template
12393 function with a printf attribute.
12394 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12395 when jumping over bytes.
12396 * object.cc: Instantiate Object::read_section_data.
12397 * debug.h: Include <cstring>
12398 * dwarf_reader.cc: Include <algorithm>
12399 * main.cc: Include <cstring>.
12400 * options.cc: Include <cstring>.
12401 * output.cc: Include <cstring>.
12402 * script.cc: Include <cstring>.
12403 * script.h: Include <string>.
12404 * symtab.cc: Include <cstring> and <algorithm>.
12405 * target-select.cc: Include <cstring>.
12406 * version.cc: Include <string>.
12407 * testsuite/testmain.cc: Include <cstdlib>.
12408 * configure, config.in: Rebuild.
12410 2008-03-25 Ian Lance Taylor <iant@google.com>
12412 * options.cc: Include "../bfd/bfdver.h".
12413 (options::help): Print bug reporting address.
12415 * version.cc (print_version): Adjust output for current value of
12416 BFD_VERSION_STRING.
12420 * options.cc (options::help): Print list of supported targets.
12421 * target-select.h: Include <vector>.
12422 (class Target_selector): Make machine_, size_, and is_big_endian_
12423 fields const. Add bfd_name_ and instantiated_target_ fields.
12424 (Target_selector::Target_selector): Add bfd_name parameter.
12425 (Target_selector::recognize): Make non-virtual, call
12427 (Target_selector::recognize_by_name): Make non-virtual, call
12428 do_recognize_by_name.
12429 (Target_selector::supported_names): New function.
12430 (Target_selector::bfd_name): New function.
12431 (Target_selector::do_instantiate_target): New pure virtual
12433 (Target_selector::do_recognize): New virtual function.
12434 (Target_selector::do_recognize_by_name): New virtual function.
12435 (Target_selector::instantiate_target): New private function.
12436 (supported_target_names): Declare.
12437 * target-select.cc (Target_selector::Target_selector): Update for
12438 new parameter and fields.
12439 (select_target_by_name): Check that the name matches before
12440 calling recognize_by_name.
12441 (supported_target_names): New function.
12442 * i386.cc (class Target_selector_i386): Update Target_selector
12443 constructor call. Remove recognize and recognize_by_name. Add
12444 do_instantiate_target.
12445 * x86_64.cc (class Target_selector_x86_64): Likewise.
12446 * testsuite/testfile.cc (class Target_selector_test): Update for
12447 changes to Target_selector.
12449 * README: Rewrite, with some notes on unsupported features.
12451 2008-03-24 Cary Coutant <ccoutant@google.com>
12453 * i386.cc (Target_i386::Got_type): New enum declaration.
12454 (Target_i386::Scan::local): Updated callers of Output_data_got
12456 (Target_i386::Scan::global): Likewise.
12457 (Target_i386::Relocate::relocate): Likewise.
12458 (Target_i386::Relocate::relocate_tls): Likewise.
12459 * object.h (Got_offset_list): New class.
12460 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12461 (Sized_relobj::local_got_offset): Likewise.
12462 (Sized_relobj::set_local_got_offset): Likewise.
12463 (Sized_relobj::local_has_tls_got_offset): Removed.
12464 (Sized_relobj::local_tls_got_offset): Removed.
12465 (Sized_relobj::set_local_tls_got_offset): Removed.
12466 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12467 * output.cc (Output_data_got::add_global): Added got_type parameter.
12468 (Output_data_got::add_global_with_rel): Likewise.
12469 (Output_data_got::add_global_with_rela): Likewise.
12470 (Output_data_got::add_global_pair_with_rel): New function.
12471 (Output_data_got::add_global_pair_with_rela): New function.
12472 (Output_data_got::add_local): Added got_type parameter.
12473 (Output_data_got::add_local_with_rel): Likewise.
12474 (Output_data_got::add_local_with_rela): Likewise.
12475 (Output_data_got::add_local_pair_with_rel): New function.
12476 (Output_data_got::add_local_pair_with_rela): New function.
12477 (Output_data_got::add_global_tls): Removed.
12478 (Output_data_got::add_global_tls_with_rel): Removed.
12479 (Output_data_got::add_global_tls_with_rela): Removed.
12480 (Output_data_got::add_local_tls): Removed.
12481 (Output_data_got::add_local_tls_with_rel): Removed.
12482 (Output_data_got::add_local_tls_with_rela): Removed.
12483 * output.h (Output_data_got::add_global): Added got_type parameter.
12484 (Output_data_got::add_global_with_rel): Likewise.
12485 (Output_data_got::add_global_with_rela): Likewise.
12486 (Output_data_got::add_global_pair_with_rel): New function.
12487 (Output_data_got::add_global_pair_with_rela): New function.
12488 (Output_data_got::add_local): Added got_type parameter.
12489 (Output_data_got::add_local_with_rel): Likewise.
12490 (Output_data_got::add_local_with_rela): Likewise.
12491 (Output_data_got::add_local_pair_with_rel): New function.
12492 (Output_data_got::add_local_pair_with_rela): New function.
12493 (Output_data_got::add_global_tls): Removed.
12494 (Output_data_got::add_global_tls_with_rel): Removed.
12495 (Output_data_got::add_global_tls_with_rela): Removed.
12496 (Output_data_got::add_local_tls): Removed.
12497 (Output_data_got::add_local_tls_with_rel): Removed.
12498 (Output_data_got::add_local_tls_with_rela): Removed.
12499 * resolve.cc (Symbol::override_base_with_special): Removed
12500 reference to has_got_offset_ field.
12501 * symtab.cc (Symbol::init_fields): Replaced initialization
12502 of got_offset_ with got_offsets_. Removed initialization
12504 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
12505 (Symbol::got_offset): Likewise.
12506 (Symbol::set_got_offset): Likewise.
12507 (Symbol::has_tls_got_offset): Removed.
12508 (Symbol::tls_got_offset): Removed.
12509 (Symbol::set_tls_got_offset): Removed.
12510 (Symbol::got_offset_): Removed.
12511 (Symbol::tls_mod_got_offset_): Removed.
12512 (Symbol::tls_pair_got_offset_): Removed.
12513 (Symbol::got_offsets_): New field.
12514 (Symbol::has_got_offset): Removed.
12515 (Symbol::has_tls_mod_got_offset): Removed.
12516 (Symbol::has_tls_pair_got_offset): Removed.
12517 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12518 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12520 (Target_x86_64::Scan::global): Likewise.
12521 (Target_x86_64::Relocate::relocate): Likewise.
12522 (Target_x86_64::Relocate::relocate_tls): Likewise.
12524 2008-03-25 Ben Elliston <bje@au.ibm.com>
12526 * yyscript.y: Fix spelling error in comment.
12528 2008-03-24 Ian Lance Taylor <iant@google.com>
12530 * options.h (class General_options): Define build_id option.
12531 * layout.h (class Layout): Declare write_build_id, create_note,
12532 create_build_id. Add build_id_note_ member.
12533 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12534 "libiberty.h", "md5.h", "sha1.h".
12535 (Layout::Layout): Initialize eh_frame_data_,
12536 eh_frame_hdr_section_, and build_id_note_.
12537 (Layout::finalize): Call create_build_id.
12538 (Layout::create_note): New function, broken out of
12539 Layout::create_gold_note.
12540 (Layout::create_gold_note): Call create_note.
12541 (Layout::create_build_id): New function.
12542 (Layout::write_build_id): New function.
12543 (Close_task_runner::run): Call write_build_id.
12545 * x86_64.cc: Correct license to GPLv3.
12547 2008-03-23 Ian Lance Taylor <iant@google.com>
12549 * options.cc: Include "demangle.h".
12550 (parse_optional_string): New function.
12551 (parse_long_option): Handle takes_optional_argument.
12552 (parse_short_option): Update dash_z initializer. Handle
12553 takes_optional_argument.
12554 (General_options::General_options): Initialize do_demangle_.
12555 (General_options::finalize): Set do_demangle_. Handle demangling
12557 * options.h (parse_optional_string): Declare.
12558 (struct One_option): Add optional_arg field. Update constructor.
12559 Update call constructor calls. Add takes_optional_argument
12561 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12562 (DEFINE_optional_string): Define.
12563 (General_options::demangle): Change from DEFINE_bool to
12564 DEFINE_optional_string.
12565 (General_options::no_demangle): New function.
12566 (General_options::do_demangle): New function.
12567 (General_options::set_do_demangle): New function.
12568 (General_options::execstack_status_): Move definition to end of
12570 (General_options::static_): Likewise.
12571 (General_options::do_demangle_): New field.
12572 * object.cc (big_endian>::get_symbol_location_info): Call
12573 Options::do_demangle, not Options::demangle.
12574 * symtab.cc (demangle): Likewise.
12576 2008-03-22 Ian Lance Taylor <iant@google.com>
12578 * gold.h: Include <cstddef> and <sys/types.h>
12579 * options.h: Include <cstring>.
12581 2008-03-21 Ian Lance Taylor <iant@google.com>
12583 * Added source code to GNU binutils.