1 2012-03-12 Cary Coutant <ccoutant@google.com>
3 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
4 handling of DW_LNE_define_file.
6 2012-03-12 Cary Coutant <ccoutant@google.com>
8 * reduced_debug_output.cc
9 (Output_reduced_debug_info_section::get_die_end): Add new FORM
12 2012-02-29 Cary Coutant <ccoutant@google.com>
14 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
16 2012-02-29 Cary Coutant <ccoutant@google.com>
18 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
19 Call Object::decompressed_section_contents.
20 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
22 (Sized_dwarf_line_info::buffer_start_): New data member.
23 * merge.cc (Output_merge_data::do_add_input_section): Call
24 Object::decompressed_section_contents.
25 (Output_merge_string::do_add_input_section): Likewise.
26 * object.cc (need_decompressed_section): New function.
27 (build_compressed_section_map): Decompress sections needed later.
28 (Sized_relobj_file::do_decompressed_section_contents): New function.
29 (Sized_relobj_file::do_discard_decompressed_sections): New function.
30 * object.h (Object::decompressed_section_contents): New function.
31 (Object::discard_decompressed_sections): New function.
32 (Object::do_decompressed_section_contents): New function.
33 (Object::do_discard_decompressed_sections): New function.
34 (Compressed_section_info): New type.
35 (Compressed_section_map): Include decompressed section contents.
36 (Sized_relobj_file::do_decompressed_section_contents): New function.
37 (Sized_relobj_file::do_discard_decompressed_sections): New function.
39 2012-02-16 Cary Coutant <ccoutant@google.com>
41 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
42 * testsuite/Makefile.in: Regenerate.
44 2012-02-14 Cary Coutant <ccoutant@google.com>
46 * options.cc (General_options::finalize): Disallow -pie and -static.
48 2012-02-03 Doug Kwan <dougkwan@google.com>
50 * arm.cc (Arm_relocate_functions::abs8,
51 Arm_relocate_functions::abs16): Use
52 Bits::has_signed_unsigned_overflow32.
53 (Arm_relocate_functions::thm_abs8): Correct range of
55 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
58 2012-02-02 Doug Kwan <dougkwan@google.com>
60 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
61 position independent outputs, not just shared objects.
63 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
65 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
66 * configure: Regenerated.
68 2012-01-27 Ian Lance Taylor <iant@google.com>
70 * reloc.h (Bits): New class with static functions, copied from
71 namespace utils in arm.cc.
72 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
75 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
77 * incremental.cc (write_info_blocks): Correct relocation offset.
79 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
81 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
82 (Relocate::tls_gd_to_le): Likewise.
84 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
86 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
88 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
90 * configure.ac: Check if -mcmodel=medium works.
91 * configure: Regenerated.
93 2012-01-24 Cary Coutant <ccoutant@google.com>
95 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
97 (read_unsigned_LEB_128_x): ... this new function.
98 (read_signed_LEB_128): Replaced with inline definition and ...
99 (read_signed_LEB_128_x): ... this new function.
100 * int_encoding.h (read_unsigned_LEB_128_x): New function.
101 (read_unsigned_LEB_128): Add inline definition.
102 (read_signed_LEB_128_x): New function.
103 (read_signed_LEB_128): Add inline definition.
104 * testsuite/Makefile.am (leb128_unittest): New unit test.
105 * testsuite/Makefile.in: Regenerate.
106 * testsuite/leb128_unittest.cc: New unit test.
108 2012-01-23 Ian Lance Taylor <iant@google.com>
111 * i386.cc (Target_i386::do_code_fill): When using a jmp
112 instruction, pad with nop instructions.
113 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
115 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
117 * x86_64.cc (gc_process_relocs): Add typename on types used in
119 (scan_relocs): Likewise.
120 (relocate_section): Likewise.
121 (apply_relocation): Likewise.
123 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
125 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
126 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
129 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
131 * x86_64.cc: Initial support for x32.
133 2012-01-03 Cary Coutant <ccoutant@google.com>
135 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
136 Use abstract base class for GOT.
137 * gold/output.h (class Output_data_got_base): New abstract base class.
138 (class Output_data_got): Derive from new base class, adjust ctors.
139 (Output_data_got::reserve_slot): Make virtual; rename to
140 do_reserve_slot; Adjust callers.
141 * gold/target.h (Sized_target::init_got_plt_for_update): Return
142 pointer to abstract base class.
143 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
145 2011-12-18 Ian Lance Taylor <iant@google.com>
147 * object.h (Relobj::local_symbol_value): New function.
148 (Relobj::local_plt_offset): New function.
149 (Relobj::local_has_got_offset): New function.
150 (Relobj::local_got_offset): New function.
151 (Relobj::set_local_got_offset): New function.
152 (Relobj::do_local_symbol_value): New pure virtual function.
153 (Relobj::do_local_plt_offset): Likewise.
154 (Relobj::do_local_has_got_offset): Likewise.
155 (Relobj::do_local_got_offset): Likewise.
156 (Relobj::do_set_local_got_offset): Likewise.
157 (Sized_relobj::do_local_has_got_offset): Rename from
158 local_has_got_offset.
159 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
160 (Sized_relobj::do_set_local_got_offset): Rename from
161 set_local_got_offset.
162 (Sized_relobj_file::do_local_plt_offset): Rename from
164 (Sized_relobj_file::do_local_symbol_value): New function.
165 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
167 * output.cc (Output_data_got::Got_entry::write): Change object to
168 Relobj. Use local_symbol_value.
169 (Output_data_got::add_global_with_rel): Change rel_dyn to
170 Output_data_reloc_generic*. Use add_global_generic.
171 (Output_data_got::add_global_with_rela): Remove. Change all
172 callers to use add_global_with_rel.
173 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
174 Output_data_reloc_generic*. Use add_global_generic.
175 (Output_data_got::add_global_pair_with_rela): Remove. Change all
176 callers to use add_global_pair_with_rel.
177 (Output_data_got::add_local): Change object to Relobj*.
178 (Output_data_got::add_local_plt): Likewise.
179 (Output_data_got::add_local_with_rel): Change object to Relobj*,
180 change rel_dyn to Output_data_reloc_generic*. Use
182 (Output_data_got::add_local_with_rela): Remove. Change all
183 callers to use all_local_with_rel.
184 (Output_data_got::add_local_pair_with_rel): Change object to
185 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
186 add_output_section_generic.
187 (Output_data_got::add_local_pair_with_rela): Remove. Change all
188 callers to use add_local_pair_with_rel.
189 (Output_data_got::reserve_local): Change object to Relobj*.
190 * output.h: (class Output_data_reloc_generic): Add pure virtual
191 declarations for add_global_generic, add_local_generic,
192 add_output_section_generic.
193 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
194 functions for Output_data_reloc_generic. Update declarations for
195 changes listed in output.cc.
196 (class Output_data_got): Change template parameter to got_size.
197 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
198 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
200 (Sized_relobj_incr::do_local_plt_offset): New function.
201 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
204 2011-12-17 Cary Coutant <ccoutant@google.com>
206 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
207 * resolve.cc (Symbol_table::resolve): Likewise.
208 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
210 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
212 2011-12-16 Ian Lance Taylor <iant@google.com>
214 * output.h (Output_data_reloc_generic::add): Only call
215 add_dynamic_reloc if this is a dynamic reloc section.
217 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
220 * target-reloc.h (apply_relocation): Replace <64, false> with
223 2011-11-25 Nick Clifton <nickc@redhat.com>
225 * po/it.po: New Italian translation.
227 2011-11-17 Sterling Augustine <saugustine@google.com>
229 * script.cc (script_include_directive): Implement.
230 (read_script_file): New local variables name and search_path. Update
231 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
232 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
233 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
235 2011-11-11 Sterling Augustine <saugustine@google.com>
237 * yyscript.y (section_cmd): Add support for INCLUDE directive.
238 (file_or_sections_cmd): Likewise.
240 2011-11-11 Doug Kwan <dougkwan@google.com>
242 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
243 if --just-symbols is given.
245 2011-11-10 Doug Kwan <dougkwan@google.com>
248 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
249 when processing data relocs.
250 * reloc.h (Relocate_functions::rel_unaligned): New method.
251 (Relocate_functions::pcrel_unaligned): Ditto.
252 (Relocate_functions::rel32_unaligned): Ditto.
253 (Relocate_functions::pcrel32_unaligned): Ditto.
255 2011-11-09 Doug Kwan <dougkwan@google.com>
258 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
259 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
260 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
261 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
262 (Relocate_functions::rel_unaligned): New.
263 (Relocate_functions::rel32_unaligned): New.
264 * target-reloc.h (relocate_for_relocatable): Add code to handle
265 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
266 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
267 arm_unaligned_reloc_r): New targets.
268 * testsuite/Makefile.in: Regenerate.
269 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
272 2011-11-02 Ian Lance Taylor <iant@google.com>
274 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
276 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
277 * options.cc (General_options::finalize): Use library search path
278 from configure script if specified. If not native and no sysroot,
279 only search TOOLLIBDIR.
280 * options.h (Search_directory::Search_directory): Change name to
282 (General_options::add_to_library_path_with_sysroot): Change arg to
284 * configure, Makefile.in, config.in: Rebuild.
286 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
288 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
289 we are working around the ARM1176 Erratum.
290 * options.h (General_options::fix_arm1176): Add option.
291 * testsuite/Makefile.am: Add testcases, and keep current ones
293 * testsuite/Makefile.in: Regenerate.
294 * testsuite/arm_fix_1176.s: New file.
295 * testsuite/arm_fix_1176.sh: Likewise.
297 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
299 * arm.cc (Target_arm::Target_arm): Remove initialisation of
301 (Target_arm::may_use_blx): Remove method.
302 (Target_arm::set_may_use_blx): Likewise.
303 (Target_arm::may_use_v4t_interworking): New method.
304 (Target_arm::may_use_v5t_interworking): Likewise.
305 (Target_arm::may_use_blx_): Remove member variable.
306 (Arm_relocate_functions::arm_branch_common): Check for v5T
308 (Arm_relocate_functions::thumb_branch_common): Likewise.
309 (Reloc_stub::stub_type_for_reloc): Likewise.
310 (Target_arm::do_finalize_sections): Correct interworking checks.
311 * testsuite/Makefile.am: Add new tests.
312 * testsuite/Makefile.in: Regenerate.
313 * testsuite/arm_farcall_arm_arm.s: New test.
314 * testsuite/arm_farcall_arm_arm.sh: Likewise.
315 * testsuite/arm_farcall_arm_thumb.s: Likewise.
316 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
317 * testsuite/arm_farcall_thumb_arm.s: Likewise.
318 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
319 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
320 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
322 2011-10-31 Cary Coutant <ccoutant@google.com>
325 * expression.cc (Expression::eval_with_dot): Add
326 is_section_dot_assignment parameter.
327 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
328 absolute and assigning to dot within a section.
330 (Output_section_element_assignment::set_section_addresses): Pass
331 dot_section to set_if_absolute.
332 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
333 as is_section_dot_assignment flag to eval_with_dot.
334 (Output_section_element_dot_assignment::set_section_addresses):
336 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
337 parameter. Also set value if relative to dot_section; set the
338 symbol's output_section.
339 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
340 parameter. Adjust all callers.
341 (Expression::eval_maybe_dot): Likewise.
342 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
344 * testsuite/script_test_2.t: Test assignment of an absolute value
345 to dot within an output section element.
347 2011-10-31 Cary Coutant <ccoutant@google.com>
349 * options.h (class General_options): Add --[no-]gnu-unique options.
350 * symtab.cc (Symbol_table::sized_write_globals): Convert
351 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
353 2011-10-31 Cary Coutant <ccoutant@google.com>
356 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
357 unnecessary assertion.
358 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
360 2011-10-31 Sriraman Tallam <tmsriram@google.com>
362 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
364 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
366 Change to just keep the section associated with symbol.
367 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
368 they are externally visible and --export-dynamic is turned on.
369 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
371 2011-10-19 Ian Lance Taylor <iant@google.com>
375 (Output_section_element_dot_assignment::needs_output_section): New
378 2011-10-19 Ian Lance Taylor <iant@google.com>
381 * layout.cc (Layout::segment_precedes): Don't assert failure if a
382 --section-start option was seen.
383 * options.h (General_options::any_section_start): New function.
385 2011-10-18 David S. Miller <davem@davemloft.net>
388 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
389 member to track relocation locations that have moved during TLS
391 (Target_sparc::Relocate::Relocate): Initialize to NULL.
392 (Target_sparc::Relocate::relocate): Adjust view down by 4
393 bytes if it matches reloc_adjust_addr_.
394 (Target_sparc::Relocate::relocate_tls): Always move the
395 __tls_get_addr call delay slot instruction forward 4 bytes when
396 performing relaxation.
398 2011-10-18 Cary Coutant <ccoutant@google.com>
400 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
401 (Output_file::map_no_anonymous): Check for non-zero
402 return code from posix_fallocate.
404 2011-10-17 Cary Coutant <ccoutant@google.com>
407 * plugin.cc (is_visible_from_outside): Check for symbols
408 referenced from dynamic objects.
409 * resolve.cc (Symbol_table::resolve): Don't count references
410 from dynamic objects as references from real ELF files.
411 * testsuite/plugin_test_2.sh: Adjust expected result.
413 2011-10-17 Cary Coutant <ccoutant@google.com>
415 * gold.cc: Include timer.h.
416 (queue_middle_tasks): Stamp time.
417 (queue_final_tasks): Likewise.
418 * main.cc (main): Store timer in parameters. Print timers
420 * parameters.cc (Parameters::Parameters): Initialize timer_.
421 (Parameters::set_timer): New function.
422 (set_parameters_timer): New function.
423 * parameters.h (Parameters::set_timer): New function.
424 (Parameters::timer): New function.
425 (Parameters::timer_): New data member.
426 (set_parameters_timer): New function.
427 * timer.cc (Timer::stamp): New function.
428 (Timer::get_pass_time): New function.
429 * timer.h (Timer::stamp): New function.
430 (Timer::get_pass_time): New function.
431 (Timer::pass_times_): New data member.
433 2011-10-17 Cary Coutant <ccoutant@google.com>
435 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
436 task for members of lib groups.
438 2011-10-17 Cary Coutant <ccoutant@google.com>
441 * fileread.cc (File_read::find_view): Add assert.
442 (File_read::make_view): Move bounds check (replace with assert)...
443 (File_read::find_or_make_view): ... to here.
445 2011-10-12 Cary Coutant <ccoutant@google.com>
447 * output.cc (Output_file::open_base_file): Handle case where
448 ::read returns less than requested size.
450 2011-10-10 Cary Coutant <ccoutant@google.com>
452 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
453 Initialize defined_count_.
454 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
455 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
456 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
457 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
458 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
459 * incremental.h (Sized_relobj_incr::defined_count_): New data
461 (Sized_incr_dynobj::defined_count_): New data member.
462 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
463 Return zeroes instead of internal error.
465 2011-10-10 Cary Coutant <ccoutant@google.com>
468 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
469 (Output_reloc::symbol_value): Return PLT offset if flag is set.
470 * output.h (class Output_reloc): Add use_plt_offset flag.
471 (Output_reloc::type_): Adjust size of bit field.
472 (Output_reloc::use_plt_offset_): New bit field.
473 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
474 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
475 flag. Adjust all callers.
476 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
477 creating RELATIVE relocations.
479 2011-10-10 Nick Clifton <nickc@redhat.com>
481 * po/es.po: Updated Spanish translation.
482 * po/fi.po: Updated Finnish translation.
484 2011-10-03 Diego Novillo <dnovillo@google.com>
486 * options.cc (parse_uint): Fix dereference of RETVAL.
488 2011-09-29 Sriraman Tallam <tmsriram@google.com>
490 * layout.h (section_order_map_): New member.
491 (get_section_order_map): New member function.
492 * output.cc (Output_section::add_input_section): Check for patterns
493 only when --section-ordering-file is specified.
494 * gold.cc (queue_middle_tasks): Delay updating order of sections till
495 output_sections have been formed.
496 * layout.cc (Layout_Layout): Initialize section_order_map_.
497 * plugin.cc (update_section_order): Store order in order_map. Do not
499 * testsuite/Makefile.am: Add test case for plugin_final_layout.
500 * testsuite/Makefile.in: Regenerate.
501 * testsuite/plugin_section_order.c: New file.
502 * testsuite/plugin_final_layout.cc: New file.
503 * testsuite/plugin_final_layout.sh: New file.
505 2011-09-29 Cary Coutant <ccoutant@google.com>
507 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
509 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
510 symbols during incremental update.
511 (Symbol_table::add_from_dynobj): Likewise.
513 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
514 Ian Lance Taylor <iant@google.com>
516 * symtab.cc (Symbol_table::define_special_symbol): Always
517 canonicalize version string.
519 2011-09-26 Cary Coutant <ccoutant@google.com>
521 * gold.cc (queue_initial_tasks): Move option checks ...
522 * options.cc (General_options::finalize): ... to here. Disable
523 some options; make others fatal.
525 2011-09-26 Cary Coutant <ccoutant@google.com>
528 * plugin.cc (get_symbols_v2): New function.
529 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
530 (is_referenced_from_outside): New function.
531 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
532 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
533 (get_symbols): Pass version parameter.
534 (get_symbols_v2): New function.
535 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
537 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
538 (onload): Add LDPT_GET_SYMBOLS_V2.
539 (all_symbols_read_hook): Use get_symbols_v2; check for
540 LDPR_PREVAILING_DEF_IRONLY_EXP.
541 * testsuite/plugin_test_3.sh: Update expected results.
543 2011-09-23 Simon Baldwin <simonb@google.com>
545 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
546 configuration options.
547 * configure: Regenerate.
548 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
549 * Makefile.in: Regenerate.
550 * testsuite/Makefile.in: Regenerate.
552 2011-09-19 Sriraman Tallam <tmsriram@google.com>
554 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
556 2011-09-19 Cary Coutant <ccoutant@google.com>
558 * incremental.cc (can_incremental_update): Fix typo in comment.
559 * incremental.h (can_incremental_update): Likewise.
561 2011-09-18 Cary Coutant <ccoutant@google.com>
563 * incremental.cc (can_incremental_update): New function.
564 * incremental.h (can_incremental_update): New function.
565 * layout.cc (Layout::init_fixed_output_section): Call it.
566 (Layout::make_output_section): Don't allow patch space in .eh_frame.
567 * object.cc (Sized_relobj_file::do_layout): Call
568 can_incremental_update.
570 2011-09-13 Cary Coutant <ccoutant@google.com>
572 * configure.ac: Check for glibc support for gnu_indirect_function
573 support with static linking, setting automake conditional
575 * Makefile.in: Regenerate.
576 * configure: Regenerate.
578 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
579 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
581 * testsuite/Makefile.in: Regenerate.
583 2011-09-13 Cary Coutant <ccoutant@google.com>
585 * incremental.cc (Sized_relobj_incr::do_layout): Call
586 report_comdat_group for kept comdat sections.
587 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
588 * testsuite/Makefile.in: Regenerate.
589 * testsuite/incr_comdat_test_1.cc: New source file.
590 * testsuite/incr_comdat_test_2_v1.cc: New source file.
591 * testsuite/incr_comdat_test_2_v2.cc: New source file.
592 * testsuite/incr_comdat_test_2_v3.cc: New source file.
594 2011-09-13 Ian Lance Taylor <iant@google.com>
596 * object.cc (Sized_relobj_file::do_layout): Remove unused local
597 variable external_symbols_offset.
599 2011-09-12 Ian Lance Taylor <iant@google.com>
601 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
602 triggered if object has no symbols.
604 2011-09-09 David S. Miller <davem@davemloft.net>
606 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
607 (Output_fill_debug_line::do_write): Likewise.
609 2011-08-29 Cary Coutant <ccoutant@google.com>
611 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
612 casts to match formatting specs.
613 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
615 2011-08-26 Cary Coutant <ccoutant@google.com>
617 * layout.cc (Free_list::allocate): Provide guarantee of minimum
618 remaining hole size when allocating.
619 (Layout::make_output_section): Set fill methods for debug sections.
620 * layout.h (Free_list::Free_list_node): Move from private to
622 (Free_list::set_min_hole_size): New function.
623 (Free_list::begin, Free_list::end): New functions.
624 (Free_list::min_hole_): New data member.
625 * output.cc: Include dwarf.h.
626 (Output_fill_debug_info::do_minimum_hole_size): New function.
627 (Output_fill_debug_info::do_write): New function.
628 (Output_fill_debug_line::do_minimum_hole_size): New function.
629 (Output_fill_debug_line::do_write): New function.
630 (Output_section::Output_section): Initialize new data member.
631 (Output_section::set_final_data_size): Ensure patch space is larger
632 than minimum hole size.
633 (Output_section::do_write): Fill holes in debug sections.
634 * output.h (Output_fill): New class.
635 (Output_fill_debug_info): New class.
636 (Output_fill_debug_line): New class.
637 (Output_section::set_free_space_fill): New function.
638 (Output_section::free_space_fill_): New data member.
639 * testsuite/Makefile.am (incremental_test_3): Add
640 --incremental-patch option.
641 (incremental_test_4): Likewise.
642 (incremental_test_5): Likewise.
643 (incremental_test_6): Likewise.
644 (incremental_copy_test): Likewise.
645 (incremental_common_test_1): Likewise.
646 * testsuite/Makefile.in: Regenerate.
648 2011-08-26 Nick Clifton <nickc@redhat.com>
650 * po/es.po: Updated Spanish translation.
652 2011-08-01 Cary Coutant <ccoutant@google.com>
654 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
655 * gold/testsuite/Makefile.in: Regenerate.
656 * gold/testsuite/justsyms_exec.c: New source file.
657 * gold/testsuite/justsyms_lib.c: New source file.
659 2011-08-01 Cary Coutant <ccoutant@google.com>
661 * layout.cc (Layout::set_segment_offsets): Don't realign text
662 segment if -Ttext was specified.
663 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
665 * object.h (Sized_relobj_file::e_type): New function.
666 (Sized_relobj_file::e_type_): New data member.
667 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
668 base address for ET_EXEC files.
669 * target.cc (Target::do_make_elf_object_implementation): Allow
670 ET_EXEC files with --just-symbols option.
672 2011-07-28 Cary Coutant <ccoutant@google.com>
674 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
675 Add thread_number parameter.
676 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
677 * workqueue-threads.cc
678 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
679 current thread if its thread number is greater than desired thread
681 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
682 Add thread_number parameter.
683 (Workqueue::should_cancel_thread): Likewise.
684 (Workqueue::find_runnable_or_wait): Pass thread_number to
685 should_cancel_thread.
686 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
689 2011-07-22 Sriraman Tallam <tmsriram@google.com>
691 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
692 only after checking if it cannot be forced local.
693 * symtab.h (is_externally_visible): Check if the symbol is not forced
696 2011-07-15 Ian Lance Taylor <iant@google.com>
698 * options.h (class General_options): Add --print-output-format.
699 Move -EL next to -EB, for better --help output.
700 * target-select.cc: Include <cstdio>, "options.h", and
702 (Target_selector::do_target_bfd_name): New function.
703 (print_output_format): New function.
704 * target-select.h (class Target_selector): Update declarations.
705 (Target_selector::target_bfd_name): New function.
706 (print_output_format): Declare.
707 * main.cc: Include "target-select.h".
708 (main): Handle --print-output-format.
709 * gold.cc: Include "target-select.h".
710 (queue_initial_tasks): Handle --print-output-format when there are
712 * parameters.cc (parameters_force_valid_target): Give a better
713 error message if -EB/-EL does not match target.
714 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
717 2011-07-15 Ian Lance Taylor <iant@google.com>
719 * i386.cc (class Output_data_plt_i386): Add layout_ field.
720 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
721 (Output_data_plt_i386::do_write): Write address of .dynamic
722 section to first entry in .got.plt section.
723 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
724 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
726 (Output_data_plt_x86_64::do_write): Write address of .dynamic
727 section to first entry in .got.plt section.
728 * layout.h (Layout::dynamic_section): New function.
730 2011-07-13 Sriraman Tallam <tmsriram@google.com>
732 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
734 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
735 input_section_position_, and input_section_glob_.
736 (read_layout_from_file): Call function section_ordering_specified.
737 * layout.h (is_section_ordering_specified): New function.
738 (section_ordering_specified): New function.
739 (section_ordering_specified_): New boolean member.
740 * main.cc(main): Call load_plugins after layout object is defined.
741 * output.cc (Output_section::add_input_section): Use
742 function section_ordering_specified to check if section ordering is
744 * output.cc (Output_section::add_relaxed_input_section): Use
745 function section_ordering_specified to check if section ordering is
747 (Output_section::update_section_layout): New function.
748 (Output_section::sort_attached_input_sections): Check if input section
750 * output.h (Output_section::update_section_layout): New function.
751 * plugin.cc (get_section_count): New function.
752 (get_section_type): New function.
753 (get_section_name): New function.
754 (get_section_contents): New function.
755 (update_section_order): New function.
756 (allow_section_ordering): New function.
757 (Plugin::load): Add the new interfaces to the transfer vector.
758 (Plugin_manager::load_plugins): New parameter.
759 (Plugin_manager::all_symbols_read): New parameter.
760 (Plugin_manager::claim_file): New parameter. Save the elf object for
762 (Plugin_manager::get_elf_object): New function.
763 (Plugin_manager::get_view): Change to directly use the bool to check
764 if get_view is called from claim_file_hook.
765 * plugin.h (input_objects): New function
766 (Plugin__manager::load_plugins): New parameter.
767 (Plugin_manager::claim_file): New parameter.
768 (Plugin_manager::get_elf_object): New function.
769 (Plugin_manager::in_claim_file_handler): New function.
770 (Plugin_manager::in_claim_file_handler_): New member.
771 (layout): New function.
772 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
773 handler with an extra parameter. Make the elf object before calling
775 * testsuite/plugin_test.c (get_section_count): New function pointer.
776 (get_section_type): New function pointer.
777 (get_section_name): New function pointer.
778 (get_section_contents): New function pointer.
779 (update_section_order): New function pointer.
780 (allow_section_ordering): New function pointer.
781 (onload): Check if the new interfaces exist.
783 2011-07-13 Ian Lance Taylor <iant@google.com>
785 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
787 * x86_64.cc (Target_x86_64::got_section): Likewise.
788 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
789 (relro_now_test_SOURCES): New variable.
790 (relro_now_test_DEPENDENCIES): New variable.
791 (relro_now_test_LDFLAGS): New variable.
792 (relro_now_test_LDADD): New variable.
793 (relro_now_test.so): New target.
794 * testsuite/Makefile.in: Rebuild.
796 2011-07-12 Ian Lance Taylor <iant@google.com>
799 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
800 GLOB_DAT relocation rather than a RELATIVE relocation for a
801 protected symbol when creating a shared library.
802 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
803 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
804 * testsuite/protected_main_1.cc (main): Test that protected
805 function has same address.
807 2011-07-11 Ian Lance Taylor <iant@google.com>
810 * options.h (class General_options): Add -Bgroup.
811 * options.cc (General_options::finalize): If -Bgroup is set,
812 default to --unresolved-symbols=report-all.
813 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
814 * target-reloc.h (issue_undefined_symbol_error): Handle
815 --unresolved-symbols=report-all.
817 2011-07-08 Ian Lance Taylor <iant@google.com>
820 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
821 if linker script discards key sections.
822 (Layout::create_dynamic_symtab): Likewise.
823 (Layout::assign_local_dynsym_offsets): Likewise.
824 (Layout::sized_create_version_sections): Likewise.
825 (Layout::create_interp): Likewise.
826 (Layout::finish_dynamic_section): Likewise.
827 (Layout::set_dynamic_symbol_size): Likewise.
829 2011-07-08 Ian Lance Taylor <iant@google.com>
832 * options.h (class General_options): Add --unresolved-symbols.
833 * target-reloc.h (issue_undefined_symbol_error): Check
834 --unresolved-symbols. Add comments.
836 2011-07-08 Ian Lance Taylor <iant@google.com>
838 * testsuite/odr_violation2.cc (Ordering::operator()): Make
839 expression more complex.
841 2011-07-08 Ian Lance Taylor <iant@google.com>
844 * target-reloc.h (issue_undefined_symbol_error): New inline
845 function, broken out of relocate_section.
846 (relocate_section): Call issue_undefined_symbol_error.
847 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
848 there is no TLS segment if we are about to issue an undefined
850 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
852 2011-07-08 Ian Lance Taylor <iant@google.com>
855 * resolve.cc (Symbol_table::should_override): Add fromtype
856 parameter. Change all callers. Give error when linking together
857 TLS and non-TLS symbol.
858 (Symbol_table::should_override_with_special): Add fromtype
859 parameter. Change all callers.
860 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
861 there is no TLS segment if we have reported some errors.
862 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
864 2011-07-08 Ian Lance Taylor <iant@google.com>
867 * target.h (Target::plt_address_for_global): New function.
868 (Target::plt_address_for_local): New function.
869 (Target::plt_section_for_global): Remove.
870 (Target::plt_section_for_local): Remove.
871 (Target::do_plt_address_for_global): New virtual function.
872 (Target::do_plt_address_for_local): New virtual function.
873 (Target::do_plt_section_for_global): Remove.
874 (Target::do_plt_section_for_local): Remove.
875 (Target::register_global_plt_entry): Add Symbol_table and Layout
877 * output.cc (Output_data_got::Got_entry::write): Use
878 plt_address_for_global and plt_address_for_local.
879 * layout.cc (Layout::add_target_dynamic_tags): Use size and
880 address of output section.
881 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
882 got_irelative_, and irelative_count_ fields. Update
884 (Output_data_plt_i386::has_irelative_section): New function.
885 (Output_data_plt_i386::entry_count): Add irelative_count_.
886 (Output_data_plt_i386::set_final_data_size): Likewise.
887 (class Target_i386): Add got_irelative_ and rel_irelative_
888 fields. Update declarations.
889 (Target_i386::Target_i386): Initialize new fields.
890 (Target_i386::do_plt_address_for_global): New function replacing
891 do_plt_section_for_global.
892 (Target_i386::do_plt_address_for_local): New function replacing
893 do_plt_section_for_local.
894 (Target_i386::got_section): Create got_irelative_.
895 (Target_i386::rel_irelative_section): New function.
896 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
897 fields. Don't define __rel_iplt_{start,end}.
898 (Output_data_plt_i386::add_entry): Add symtab and layout
899 parameters. Change all callers. Use different PLT and GOT for
901 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
902 layout parameters. Change all callers. Use different PLT and
904 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
905 (Output_data_plt_i386::rel_irelative): New function.
906 (Output_data_plt_i386::address_for_global): New function.
907 (Output_data_plt_i386::address_for_local): New function.
908 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
909 IRELATIVE GOT when changing IFUNC GOT entries.
910 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
912 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
913 if we didn't create an IRELATIVE GOT.
914 (Target_i386::Relocate::relocate): Use plt_address_for_global and
915 plt_address_for_local.
916 (Target_i386::do_dynsym_value): Use plt_address_for_global.
917 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
918 got_irelative_, and irelative_count_ fields. Update
920 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
921 Initialize new fields. Remove symtab parameter. Change all
923 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
925 (Output_data_plt_x86_64::has_irelative_section): New function.
926 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
927 (class Target_x86_64): Add got_irelative_ and rel_irelative_
928 fields. Update declarations.
929 (Target_x86_64::Target_x86_64): Initialize new fields.
930 (Target_x86_64::do_plt_address_for_global): New function replacing
931 do_plt_section_for_global.
932 (Target_x86_64::do_plt_address_for_local): New function replacing
933 do_plt_section_for_local.
934 (Target_x86_64::got_section): Create got_irelative_.
935 (Target_x86_64::rela_irelative_section): New function.
936 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
937 all callers. Don't create __rel_iplt_{start,end}.
938 (Output_data_plt_x86_64::add_entry): Add symtab and layout
939 parameters. Change all callers. Use different PLT and GOT for
941 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
942 layout parameters. Change all callers. Use different PLT and
944 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
945 parameters. Change all callers. Use different PLT and GOT for
947 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
948 (Output_data_plt_x86_64::rela_irelative): New function.
949 (Output_data_plt_x86_64::address_for_global): New function.
950 (Output_data_plt_x86_64::address_for_local): New function.
951 (Output_data_plt_x86_64::set_final_data_size): Likewise.
952 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
953 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
954 (Target_x86_64::register_global_plt_entry): Add symtab and layout
956 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
958 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
959 symbols if we didn't create an IRELATIVE GOT.
960 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
961 plt_address_for_local.
962 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
963 * testsuite/ifuncvar1.c: New test file.
964 * testsuite/ifuncvar2.c: New test file.
965 * testsuite/ifuncvar3.c: New test file.
966 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
967 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
968 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
969 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
970 * testsuite/Makefile.in: Rebuild.
972 2011-07-07 Cary Coutant <ccoutant@google.com>
974 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
975 (two_file_test_1_ndebug.o): Likewise.
976 (two_file_test_1b_ndebug.o): Likewise.
977 (two_file_test_2_ndebug.o): Likewise.
978 (two_file_test_main_ndebug.o): Likewise.
979 (incremental_test_2): Link with no-debug versions.
981 2011-07-06 Cary Coutant <ccoutant@google.com>
983 * gold/incremental.cc
984 (Output_section_incremental_inputs::write_info_blocks): Check for
985 hidden and internal symbols.
987 2011-07-06 Cary Coutant <ccoutant@google.com>
989 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
990 Check disposition for startup file.
991 (Incremental_inputs::report_command_line): Ignore
992 --incremental-startup-unchanged option.
993 * options.cc (General_options::parse_incremental_startup_unchanged):
995 (General_options::General_options): Initialize new data member.
996 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
997 (General_options): Add --incremental-startup-unchanged option.
998 (General_options::incremental_startup_disposition): New function.
999 (General_options::incremental_startup_disposition_): New data member.
1001 2011-07-06 Cary Coutant <ccoutant@google.com>
1003 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
1004 input file index to Script_info ctor.
1005 (Sized_incremental_binary::do_file_has_changed): Find the
1006 command-line argument for files named in scripts.
1007 * incremental.h (Script_info::Script_info): New ctor
1008 with input file index.
1009 (Script_info::input_file_index): New function.
1010 (Script_info::input_file_index_): New data member.
1011 (Incremental_binary::get_library): Add const.
1012 (Incremental_binary::get_script_info): Add const.
1013 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
1014 * testsuite/Makefile.am (incremental_test_5): New test case.
1015 (incremental_test_6): New test case.
1016 * testsuite/Makefile.in: Regenerate.
1018 2011-07-06 Cary Coutant <ccoutant@google.com>
1020 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
1021 debug output when command lines differ.
1023 2011-07-06 Cary Coutant <ccoutant@google.com>
1025 * incremental.cc (Incremental_inputs::report_command_line): Ignore
1026 --incremental-patch option.
1027 * layout.cc (Free_list::allocate): Extend allocation beyond original
1029 (Layout::make_output_section): Mark sections that should get
1031 * options.cc (parse_percent): New function.
1032 * options.h (parse_percent): New function.
1033 (DEFINE_percent): New macro.
1034 (General_options): Add --incremental-patch option.
1035 * output.cc (Output_section::Output_section): Initialize new data
1037 (Output_section::add_input_section): Print section name when out
1039 (Output_section::add_output_section_data): Likewise.
1040 (Output_section::set_final_data_size): Add patch space when
1041 doing --incremental-full.
1042 (Output_section::do_reset_address_and_file_offset): Remove patch
1044 (Output_segment::set_section_list_addresses): Print debug output
1045 only if --incremental-update.
1046 * output.h (Output_section::set_is_patch_space_allowed): New function.
1047 (Output_section::is_patch_space_allowed_): New data member.
1048 (Output_section::patch_space_): New data member.
1049 * parameters.cc (Parameters::incremental_full): New function.
1050 * parameters.h (Parameters::incremental_full): New function
1051 * testsuite/Makefile.am (incremental_test_2): Add test for
1052 --incremental-patch option.
1053 * testsuite/Makefile.in: Regenerate.
1054 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
1055 (t18): Remove function body.
1057 2011-07-05 Doug Kwan <dougkwan@google.com>
1060 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
1061 Arm_Address type for relocation result.
1062 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
1064 (Arm_relocate_functions::abs32): Use unaligned access.
1065 (Arm_relocate_functions::rel32): Ditto.
1066 (Arm_relocate_functions::prel31): Ditto.
1067 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
1068 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
1069 static data relocations.
1070 * testsuite/Makefile.in: Regnerate.
1071 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
1073 2011-07-05 Ian Lance Taylor <iant@google.com>
1076 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
1077 symbols if necessary.
1078 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1080 2011-07-05 Ian Lance Taylor <iant@google.com>
1083 * resolve.cc (Symbol::override_base_with_special): Simply override
1084 version with special symbol version, ignoring previous version.
1086 2011-07-05 Ian Lance Taylor <iant@google.com>
1088 * object.cc (Sized_relobj_file::include_section_group): Add
1089 information to comment about signature location.
1091 2011-07-02 Ian Lance Taylor <iant@google.com>
1094 * options.h (class General_options): Add -f and -F.
1095 * options.cc (General_options::finalize): Fatal error if -f/-F
1096 are used without -shared.
1097 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
1099 2011-07-02 Ian Lance Taylor <iant@google.com>
1101 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
1103 2011-07-01 Ian Lance Taylor <iant@google.com>
1107 * resolve.cc (Symbol::override_base_with_special): Don't override
1108 the version if the overriding symbol has a different name.
1109 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
1110 all callers. If we give an error about an undefined version,
1111 define the base version if necessary.
1112 * dynobj.h (class Versions): Update declaration.
1113 * testsuite/weak_alias_test_5.cc: New file.
1114 * testsuite/weak_alias_test.script: New file.
1115 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
1116 and versioned_alias have the right value, and call t2.
1117 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
1118 weak_alias_test_5.so.
1119 (weak_alias_test_LDADD): Likewise.
1120 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
1121 * testsuite/Makefile.in: Rebuild.
1123 2011-07-01 Ian Lance Taylor <iant@google.com>
1126 * options.h (class General_options): Support -z notext.
1127 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
1129 (two_file_shared_nonpic.so): Likewise.
1130 (two_file_shared_mixed.so): Likewise.
1131 (two_file_shared_mixed_1.so): Likewise.
1132 (weak_undef_lib_nonpic.so): Likewise.
1133 (alt/weak_undef_lib_nonpic.so): Likewise.
1134 (tls_test_shared_nonpic.so): Likewise.
1135 * testsuite/Makefile.in: Rebuild.
1137 2011-07-01 Ian Lance Taylor <iant@google.com>
1140 * configure.ac: Test whether static linking works, setting
1141 the automake conditional HAVE_STATIC.
1142 * testsuite/Makefile.am: Disable tests using -static if
1143 HAVE_STATIC is not true.
1144 * configure, testsuite/Makefile.in: Rebuild.
1146 2011-07-01 Ian Lance Taylor <iant@google.com>
1149 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
1150 Assert if we see DW_EH_PE_indirect.
1151 * target.h (Target::ehframe_datarel_base): New function.
1152 (Target::do_ehframe_datarel_base): New target function.
1153 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
1154 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
1157 2011-07-01 Ian Lance Taylor <iant@google.com>
1160 * options.h (class General_options): Add
1161 --ld-generated-unwind-info.
1162 * ehframe.cc (Fde::write): Add address parameter. Change all
1163 callers. If associated with PLT, fill in address and size.
1164 (Cie::set_output_offset): Only add merge mapping if there is an
1166 (Cie::write): Add address parameter. Change all callers.
1167 (Eh_frame::add_ehframe_for_plt): New function.
1168 * ehframe.h (class Fde): Update declarations. Move shndx_ and
1169 input_offset_ fields into union u_, with new plt field.
1170 (Fde::Fde): Adjust for new union field.
1171 (Fde::Fde) [Output_data version]: New constructor.
1172 (Fde::add_mapping): Only add merge mapping if there is an object.
1173 (class Cie): Update declarations.
1174 (class Eh_frame): Declare add_ehframe_for_plt.
1175 * layout.cc (Layout::layout_eh_frame): Break out code into
1176 make_eh_frame_section, and call it.
1177 (Layout::make_eh_frame_section): New function.
1178 (Layout::add_eh_frame_for_plt): New function.
1179 * layout.h (class Layout): Update declarations.
1180 * merge.cc (Merge_map::add_mapping): Add assertion.
1181 * i386.cc: Include "dwarf.h".
1182 (class Output_data_plt_i386): Make first_plt_entry,
1183 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
1184 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1185 and plt_eh_frame_fde.
1186 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
1187 boundary. Call add_eh_frame_for_plt if appropriate.
1188 * x86_64.cc: Include "dwarf.h".
1189 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
1190 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
1191 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1192 and plt_eh_frame_fde.
1193 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
1196 2011-06-29 Ian Lance Taylor <iant@google.com>
1199 * object.cc (Sized_relobj_file::layout_section): Change shdr
1200 parameter to be const.
1201 (Sized_relobj_file::layout_eh_frame_section): New function, broken
1203 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
1204 appropriate. Call layout_eh_frame_section.
1205 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
1207 * object.h (class Sized_relobj_file): Update declarations.
1209 2011-06-29 Ian Lance Taylor <iant@google.com>
1212 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1214 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1216 2011-06-29 Ian Lance Taylor <iant@google.com>
1219 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1221 * layout.cc (Layout::layout_eh_frame): Likewise.
1223 2011-06-29 Ian Lance Taylor <iant@google.com>
1226 * layout.cc (Layout::symtab_section_shndx): New function.
1227 * layout.h (class Layout): Declare symtab_section_shndx.
1228 * output.cc (Output_section::write_header): Call it.
1230 2011-06-29 Ian Lance Taylor <iant@google.com>
1233 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1234 symbols which are not used in a relocation.
1236 2011-06-28 Ian Lance Taylor <iant@google.com>
1239 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1240 script create indistinguishable segments.
1241 (Layout::set_segment_offsets): Use stable_sort when sorting
1242 segments. Pass this to Compare_segments constructor.
1243 * layout.h (class Layout): Make segment_precedes non-static.
1244 (class Compare_segments): Change from struct to class. Add
1245 layout_ field. Add constructor.
1246 * script-sections.cc
1247 (Script_sections::attach_sections_using_phdrs_clause): Rename
1248 local orphan to is_orphan. Don't report failure to put empty
1249 section in segment. On attachment failure, report name of
1250 section, and attach to first PT_LOAD segment.
1252 2011-06-28 Ian Lance Taylor <iant@google.com>
1255 * target-select.cc (Target_selector::Target_selector): Add
1256 emulation parameter. Change all callers.
1257 (select_target_by_bfd_name): Rename from select_target_by_name.
1259 (select_target_by_emulation): New function.
1260 (supported_emulation_names): New function.
1261 * target-select.h (class Target_selector): Add emulation_ field.
1262 Update declarations.
1263 (Target_selector::recognize_by_bfd_name): Rename from
1264 recognize_by_name. Change all callers.
1265 (Target_selector::supported_bfd_names): Rename from
1266 supported_names. Change all callers.
1267 (Target_selector::recognize_by_emulation): New function.
1268 (Target_selector::supported_emulations): New function.
1269 (Target_selector::emulation): New function.
1270 (Target_selector::do_recognize_by_bfd_name): Rename from
1271 do_recognize_by_name. Change all callers.
1272 (Target_selector::do_supported_bfd_names): Rename from
1273 do_supported_names. Change all callers.
1274 (Target_selector::do_recognize_by_emulation): New function.
1275 (Target_selector::do_supported_emulations): New function.
1276 (select_target_by_bfd_name): Change name in declaration.
1277 (select_target_by_emulation): Declare.
1278 (supported_emulation_names): Declare.
1279 * parameters.cc (parameters_force_valid_target): Try to find
1280 target based on emulation from -m option.
1281 * options.h (class General_options): Change doc string for -m.
1282 * options.cc (help): Print emulations.
1283 (General_options::parse_V): Likewise.
1284 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1285 Add emulation parameter. Change all callers.
1287 2011-06-28 Ian Lance Taylor <iant@google.com>
1289 * target.h (class Target): Add osabi_ field.
1290 (Target::osabi): New function.
1291 (Target::set_osabi): New function.
1292 (Target::Target): Initialize osabi_.
1293 (Target::do_adjust_elf_header): Make pure virtual.
1294 (Sized_target::do_adjust_elf_header): Declare.
1295 * target.cc (Sized_target::do_adjust_elf_header): New function.
1296 (class Sized_target): Instantiate all versions.
1297 * freebsd.h (class Target_freebsd): Remove.
1298 (Target_selector_freebsd::do_recognize): Call set_osabi on
1300 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1301 (Target_selector_freebsd::set_osabi): Remove.
1302 * i386.cc (class Target_i386): Inherit from Sized_target rather
1303 than Target_freebsd.
1304 * x86_64.cc (class Target_x86_64): Likewise.
1306 2011-06-28 Ian Lance Taylor <iant@google.com>
1308 * target.h (Target::can_check_for_function_pointers): Rewrite.
1310 (Target::can_icf_inline_merge_sections): Likewise.
1311 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1312 (Target::Target_info): Add can_icf_inline_merge_sections field.
1313 (Target::do_can_check_for_function_pointers): New virtual
1315 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1316 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1317 from can_check_for_function_pointers, move in file.
1318 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1319 section_may_have_icf_unsafe_poineters, move in file.
1320 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1321 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1322 Rename from can_check_for_function_pointers, move in file.
1323 (Target_i386::can_icf_inline_merge_sections): Remove.
1324 (Target_i386::i386_info): Initialize
1325 can_icf_inline_merge_sections.
1326 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1327 Initialize can_icf_inline_merge_sections.
1328 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1329 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1330 Rename from can_check_for_function_pointers, move in file.
1331 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1332 (Target_x86_64::x86_64_info): Initialize
1333 can_icf_inline_merge_sections.
1334 * testsuite/testfile.cc (Target_test::test_target_info):
1336 * icf.cc (get_section_contents): Correct formatting.
1338 2011-06-27 Ian Lance Taylor <iant@google.com>
1340 * symtab.cc (Symbol::versioned_name): New function.
1341 (Symbol_table::add_to_final_symtab): Use versioned_name when
1343 (Symbol_table::sized_write_symbol): Likewise.
1344 * symtab.h (class Symbol): Declare versioned_name.
1345 * stringpool.h (class Stringpool_template): Add variant of add
1346 which takes a std::basic_string.
1347 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1348 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1349 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1350 (ver_test_12.o): New target.
1351 * testsuite/Makefile.in: Rebuild.
1353 2011-06-27 Doug Kwan <dougkwan@google.com>
1355 * arm.cc (Arm_relocate_functions::thm_jump8,
1356 Arm_relocate_functions::thm_jump11): Use a wider signed
1357 type to compute offset.
1358 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1360 * testsuite/Makefile.in: Regenerate.
1361 * testsuite/arm_branch_in_range.sh: Check test results of
1362 arm_thm_jump11 and arm_thm_jump8.
1363 * testsuite/arm_thm_jump11.s: New test source file.
1364 * testsuite/arm_thm_jump11.t: New linker script.
1365 * testsuite/arm_thm_jump8.s: New test source file.
1366 * testsuite/arm_thm_jump8.t: New linker script.
1368 2011-06-24 Ian Lance Taylor <iant@google.com>
1370 * layout.cc: Include "object.h".
1371 (ctors_sections_in_init_array): New static variable.
1372 (Layout::is_ctors_in_init_array): New function.
1373 (Layout::layout): Add entry to ctors_sections_in_init_array if
1375 * layout.h (class Layout): Declare is_ctors_in_init_array.
1376 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1377 is_ctors_reverse_view is set.
1378 (Sized_relobj_file::write_sections): Add layout parameter. Change
1379 all callers. Set is_ctors_reverse_view field of View_size.
1380 (Sized_relobj_file::reverse_words): New function.
1381 * object.h (Sized_relobj_file::View_size): Add
1382 is_ctors_reverse_view field.
1383 (class Sized_relobj_file): Update declarations.
1384 * testsuite/initpri3.c: New test.
1385 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1387 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1388 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1389 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1390 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1391 * testsuite/Makefile.in: Rebuild.
1393 2011-06-24 Cary Coutant <ccoutant@google.com>
1395 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1396 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1397 (debug_msg_cdebug.err): New targets.
1398 * testsuite/Makefile.in: Regenerate.
1399 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1400 Fix checks for link with shared library.
1402 2011-06-24 Doug Kwan <dougkwan@google.com>
1404 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1405 skip empty text sections.
1406 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1408 2011-06-22 Ian Lance Taylor <iant@google.com>
1411 * options.h (class General_options): Add --ctors-in-init-array.
1412 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1413 friends as SHT_PROGBITS for merging sections.
1414 (Layout::layout): Remove special handling of .init_array and
1415 friends. Don't sort if doing relocatable link. Sort for .ctors
1416 and .dtors if ctors_in_init_array.
1417 (Layout::make_output_section): Force correct section types for
1418 .init_array and friends. Don't sort if doing relocatable link,
1419 Don't sort .ctors and .dtors if ctors_in_init_array.
1420 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1421 (Layout::output_section_name): Add relobj parameter. Change all
1422 callers. Handle .ctors. and .dtors. in code rather than table.
1423 Handle .ctors and .dtors if ctors_in_init_array.
1424 (Layout::match_file_name): New function, moved from output.cc.
1425 * layout.h (class Layout): Update declarations.
1426 * output.cc: Include "layout.h".
1427 (Input_section_sort_entry::get_priority): New function.
1428 (Input_section_sort_entry::match_file_name): Just call
1429 Layout::match_file_name.
1430 (Output_section::Input_section_sort_init_fini_compare::operator()):
1431 Handle .ctors and .dtors. Sort by explicit priority rather than
1433 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1434 * testsuite/initpri2.c: New test.
1435 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1436 (check_PROGRAMS): Add initpri2.
1437 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1438 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1439 * configure, testsuite/Makefile.in: Rebuild.
1441 2011-06-19 Ian Lance Taylor <iant@google.com>
1444 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1445 .interp section to a PT_INTERP segment even if we have seen a
1446 --dynamic-linker option. Don't do it if we have seen a PHDRS
1447 clause in a linker script.
1448 (Layout::finalize): Don't create a .interp section if we've
1449 already create a PT_INTERP segment.
1450 (Layout::create_interp): Always call choose_output_section (revert
1451 patch of 2011-06-17). Don't create PT_INTERP segment.
1452 * script-sections.cc
1453 (Script_sections::create_note_and_tls_segments): Add a .interp
1454 section to a PT_INTERP segment even if we have seen a
1455 --dynamic-linker option.
1457 2011-06-18 Ian Lance Taylor <iant@google.com>
1459 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1460 merely because a non-PT_LOAD segment has a dynamic reloc.
1462 2011-06-18 Ian Lance Taylor <iant@google.com>
1464 * layout.cc (Layout::finish_dynamic_section): Don't create
1465 DT_FLAGS entry if not needed.
1467 2011-06-18 Ian Lance Taylor <iant@google.com>
1470 * layout.cc (Layout::layout_eh_frame): Correct handling of
1471 writable .eh_frame section.
1473 2011-06-17 Ian Lance Taylor <iant@google.com>
1476 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1477 symbol is redefined with the exact same object and value.
1479 2011-06-17 Ian Lance Taylor <iant@google.com>
1482 * layout.h (class Layout): Add interp_segment_ field.
1483 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1484 (Layout::attach_allocated_section_to_segment): If making shared
1485 library, put .interp section in PT_INTERP segment.
1486 (Layout::finalize): Also call create_interp if -dynamic-linker
1488 (Layout::create_interp): Assert that there is no PT_INTERP
1489 segment. If not using a SECTIONS clause, use make_output_section.
1490 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1491 * script-sections.cc
1492 (Script_sections::create_note_and_tls_segments): If making shared
1493 library, put .interp section in PT_INTERP segment.
1495 2011-06-17 Ian Lance Taylor <iant@google.com>
1497 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1498 when making a shared library.
1500 2011-06-17 Ian Lance Taylor <iant@google.com>
1502 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1503 parameter. Change all callers. Don't issue warning about PC32
1504 against locally defined symbol.
1506 2011-06-16 Ian Lance Taylor <iant@google.com>
1508 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1509 occurs in same object.
1511 2011-06-14 Alan Modra <amodra@gmail.com>
1513 * po/POTFILES.in: Regenerate.
1515 2011-06-09 Ian Lance Taylor <iant@google.com>
1517 * script-sections.cc
1518 (Orphan_output_section::set_section_addresses): For a relocatable
1519 link set address to 0.
1521 2011-06-09 Cary Coutant <ccoutant@google.com>
1524 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1525 used with --compress-debug-sections.
1526 * gold/object.cc (Sized_relobj_file::do_layout): Report
1527 uncompressed size of compressed input sections.
1529 2011-06-08 Cary Coutant <ccoutant@google.com>
1532 * testsuite/two_file_test_2_v1.cc: Change initialization of
1533 v2 to keep it in .data.
1535 2011-06-07 Cary Coutant <ccoutant@google.com>
1537 * common.cc (Symbol_table::do_allocate_commons_list): Call
1539 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1540 (Errors::fallback): New function.
1541 (gold_fallback): New function.
1542 * errors.h (Errors::fallback): New function.
1543 * gold.cc (gold_exit): Change status parameter to enum; adjust
1545 (queue_initial_tasks): Call gold_fallback.
1546 * gold.h: Include cstdlib.
1547 (Exit_status): New enum type.
1548 (gold_exit): Change status parameter to enum.
1549 (gold_fallback): New function.
1550 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1551 (Layout::create_symtab_sections): Likewise.
1552 (Layout::create_shdrs): Likewise.
1553 * main.cc (main): Adjust call to gold_exit.
1554 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1555 (Output_data_got::add_got_entry_pair): Likewise.
1556 (Output_section::add_input_section): Likewise.
1557 (Output_section::add_output_section_data): Likewise.
1558 (Output_segment::set_section_list_addresses): Likewise.
1559 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1561 2011-06-07 Cary Coutant <ccoutant@google.com>
1563 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1564 for incremental links.
1565 * output.cc (Output_segment::set_section_list_addresses): Remove
1566 FIXME and test for TLS or BSS.
1568 2011-06-07 Cary Coutant <ccoutant@google.com>
1570 * testsuite/Makefile.am: Add incremental_copy_test,
1571 incremental_common_test_1.
1572 * testsuite/Makefile.in: Regenerate.
1573 * testsuite/common_test_1_v1.c: New source file.
1574 * testsuite/common_test_1_v2.c: New source file.
1575 * testsuite/copy_test_v1.cc: New source file.
1577 2011-06-07 Cary Coutant <ccoutant@google.com>
1579 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1580 update, allocate common from bss section's free list.
1581 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1582 linker-defined symbols.
1583 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1584 Skip GOT and PLT entries that are no longer referenced.
1585 (Output_section_incremental_inputs::write_info_blocks): Mark
1586 linker-defined symbols.
1587 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1588 * output.cc (Output_section::allocate): New function.
1589 * output.h (Output_section::allocate): New function.
1590 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1591 linker-defined symbols.
1592 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1593 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1594 (Symbol::init_base_output_data): Likewise.
1595 (Symbol::init_base_output_segment): Likewise.
1596 (Symbol::init_base_constant): Likewise.
1597 (Sized_symbol::init_output_data): Likewise.
1598 (Sized_symbol::init_output_segment): Likewise.
1599 (Sized_symbol::init_constant): Likewise.
1600 (Symbol_table::do_define_in_output_data): Likewise.
1601 (Symbol_table::do_define_in_output_segment): Likewise.
1602 (Symbol_table::do_define_as_constant): Likewise.
1603 * symtab.h (Symbol::is_predefined): New function.
1604 (Symbol::init_base_output_data): Add is_predefined parameter.
1605 (Symbol::init_base_output_segment): Likewise.
1606 (Symbol::init_base_constant): Likewise.
1607 (Symbol::is_predefined_): New data member.
1608 (Sized_symbol::init_output_data): Add is_predefined parameter.
1609 (Sized_symbol::init_output_segment): Likewise.
1610 (Sized_symbol::init_constant): Likewise.
1611 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1613 2011-06-07 Cary Coutant <ccoutant@google.com>
1615 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1616 instead of emit_copy_reloc.
1617 (Copy_relocs::emit_copy_reloc): Refactor.
1618 (Copy_relocs::make_copy_reloc): New function.
1619 (Copy_relocs::add_copy_reloc): Remove.
1620 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1622 (Copy_relocs::make_copy_reloc): New function.
1623 (Copy_relocs::add_copy_reloc): Remove.
1624 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1625 unchanged input files.
1626 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1627 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1628 Reserve BSS space for COPY relocations.
1629 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1630 (Output_section_incremental_inputs::write_info_blocks): Record
1631 whether a symbol is copied from a shared object.
1632 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1633 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1634 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1635 (Incremental_input_entry_reader::get_output_symbol_index): Add
1637 (Incremental_binary::emit_copy_relocs): New function.
1638 (Incremental_binary::do_emit_copy_relocs): New function.
1639 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1641 (Sized_incremental_binary::add_copy_reloc): New function.
1642 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1643 (Sized_incremental_binary::Copy_reloc): New struct.
1644 (Sized_incremental_binary::Copy_relocs): New typedef.
1645 (Sized_incremental_binary::copy_relocs_): New data member.
1646 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1647 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1648 * target.h (Sized_target::emit_copy_reloc): New function.
1649 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1651 2011-06-02 Cary Coutant <ccoutant@google.com>
1654 * gold/archive.cc (Archive::Archive): Initialize new data member.
1655 (Archive::include_all_members): Return if archive has already been
1657 * gold/archive.h (Archive::include_all_members_): New data member.
1659 2011-06-02 Nick Clifton <nickc@redhat.com>
1661 * dynobj.h: Fix spelling mistake in comment.
1662 * output.cc: Likewise.
1664 2011-05-31 Doug Kwan <dougkwan@google.com>
1668 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1669 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1670 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1671 redundant arm_exidx_test.so.
1672 * testsuite/Makefile.in: Regenerate.
1673 (check_SCRIPTS): Add pr12826.sh
1674 (check_DATA): Add pr12826.stdout
1675 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1676 * testsuite/pr12826.sh: New file.
1677 * testsuite/pr12826_1.s: Ditto.
1678 * testsuite/pr12826_1.s: Ditto.
1680 2011-05-30 Ian Lance Taylor <iant@google.com>
1682 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1685 2011-05-29 Ian Lance Taylor <iant@google.com>
1688 * testsuite/Makefile.am: Use different file name for two_file_test
1689 temporary file for each incremental test.
1690 * testsuite/Makefile.in: Rebuild.
1692 2011-05-29 Ian Lance Taylor <iant@google.com>
1694 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1695 binary input file is empty.
1697 2011-05-27 Ian Lance Taylor <iant@google.com>
1699 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1700 (ver_test_9.so): Likewise.
1701 * testsuite/Makefile.in: Rebuild.
1703 2011-05-26 Cary Coutant <ccoutant@google.com>
1705 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1706 * incremental.cc (Incremental_inputs::report_input_section): Fix
1707 comment, indentation.
1708 (Incremental_inputs::report_comdat_group): New function.
1709 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1710 of data for incremental input file entry.
1711 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1712 group count, COMDAT group signatures.
1713 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1714 an unchanged input file.
1715 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1716 Initialize new data member.
1717 (Incremental_object_entry::add_comdat_group): New function.
1718 (Incremental_object_entry::get_comdat_group_count): New function.
1719 (Incremental_object_entry::get_comdat_signature_key): New function.
1720 (Incremental_object_entry::groups_): New data member.
1721 (Incremental_inputs::report_comdat_group): New function.
1722 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1723 data for incremental input file entry.
1724 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1725 (Incremental_input_entry_reader::get_input_section): Adjust size of
1726 data for incremental input file entry.
1727 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1728 (Incremental_input_entry_reader::get_comdat_group_signature): New
1730 * object.cc (Sized_relobj::include_section_group): Report kept
1731 COMDAT groups for incremental links.
1733 2011-05-24 David Meyer <pdox@google.com>
1735 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1736 with name parameter. Add found_name parameter.
1737 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1738 * dirsearch.h (class Dirsearch): Update declaration.
1740 2011-05-24 Ian Lance Taylor <iant@google.com>
1742 * archive.cc (Library_base::should_include_member): Pull in object
1743 from archive if it defines the entry symbol.
1744 * parameters.cc (Parameters::entry): New function.
1745 * parameters.h (class Parameters): Declare entry.
1746 * output.h (class Output_file_header): Remove entry_ field.
1747 * output.cc (Output_file_header::Output_file_header): Remove entry
1748 parameter. Change all callers.
1749 (Output_file_header::entry): Use parameters->entry.
1750 * gold.cc (queue_middle_tasks): Likewise.
1751 * plugin.cc (Plugin_hook::run): Likewise.
1753 2011-05-24 Cary Coutant <ccoutant@google.com>
1755 * gold.cc (queue_initial_tasks): Pass incremental base filename
1756 to Output_file::open_base_file; don't print error message.
1757 * incremental-dump.cc (main): Adjust call to
1758 Output_file::open_for_modification.
1759 * incremental-dump.cc (main): Likewise.
1760 * incremental.cc (Incremental_inputs::report_command_line):
1761 Ignore --incremental-base option when comparing command lines.
1762 Ignore parameter when given as separate argument.
1763 * options.h (class General_options): Add --incremental-base.
1764 * output.cc (Output_file::Output_file):
1765 (Output_file::open_base_file): Add base_name and writable parameters;
1766 read base file into new file; print error message here.
1767 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1769 * output.h (Output_file::open_for_modification): Rename to...
1770 (Output_file::open_base_file): ...this; add base_name and
1771 writable parameters; adjust all callers.
1772 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1774 * testsuite/Makefile.am (incremental_test_4): Test
1776 * testsuite/Makefile.in: Regenerate.
1778 2011-05-24 Cary Coutant <ccoutant@google.com>
1780 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1782 * testsuite/Makefile.in: Regenerate.
1783 * testsuite/two_file_test_1_v1.cc: New test source file.
1784 * testsuite/two_file_test_1b_v1.cc: New test source file.
1785 * testsuite/two_file_test_2_v1.cc: New test source file.
1787 2011-05-24 Cary Coutant <ccoutant@google.com>
1789 * dynobj.h (Dynobj::do_dynobj): New function.
1790 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1791 flag and soname for shared objects.
1792 * incremental.cc (Incremental_inputs::report_object): Make
1793 either Incremental_object_entry or Incremental_dynobj_entry; add
1794 soname to string table.
1795 (Incremental_inputs::report_input_section): Add assertion.
1796 (Output_section_incremental_inputs::set_final_data_size): Adjust
1797 type of input file entry for shared libraries; adjust size of
1798 shared library info entry.
1799 (Output_section_incremental_inputs::write_input_files): Write
1800 as_needed flag for shared libraries.
1801 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1802 of input file entry for shared libraries; write soname.
1803 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1804 soname from incremental info.
1805 * incremental.h (enum Incremental_input_flags): Add
1806 INCREMENTAL_INPUT_AS_NEEDED.
1807 (Incremental_input_entry::Incremental_input_entry): Initialize new
1809 (Incremental_input_entry::set_as_needed): New function.
1810 (Incremental_input_entry::as_needed): New function.
1811 (Incremental_input_entry::do_dynobj_entry): New function.
1812 (Incremental_input_entry::as_needed_): New data member.
1813 (Incremental_object_entry::Incremental_object_entry): Don't check
1815 (Incremental_object_entry::do_type): Likewise.
1816 (class Incremental_dynobj_entry): New class.
1817 (Incremental_input_entry_reader::as_needed): New function.
1818 (Incremental_input_entry_reader::get_soname): New function.
1819 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1820 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1821 size of shared library info entry.
1822 * layout.cc (Layout::finish_dynamic_section): Don't test for
1823 incremental link when adding DT_NEEDED entries.
1824 * object.h (Object::Object): Initialize new data member.
1825 (Object::dynobj): New function.
1826 (Object::set_as_needed): New function.
1827 (Object::as_needed): New function.
1828 (Object::do_dynobj): New function.
1829 (Object::as_needed_): New data member.
1831 2011-05-24 Cary Coutant <ccoutant@google.com>
1833 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1834 info; adjust display of GOT entries.
1835 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1836 vector of input objects; remove file_status_.
1837 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1838 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1839 got_plt reader; call target hooks to reserve GOT entries.
1840 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1841 of input file info header and GOT info entry.
1842 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1844 (Got_plt_view_info::got_descriptor): Remove.
1845 (Got_plt_view_info::sym_index): New data member.
1846 (Got_plt_view_info::input_index): New data member.
1847 (Local_got_offset_visitor::visit): Write input file index.
1848 (Global_got_offset_visitor::visit): Write 0 for input file index.
1849 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1850 with sym_index and input_index.
1851 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1852 incremental info GOT entry; replace got_descriptor with input_index.
1853 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1854 map from input file index to object.
1855 (Sized_relobj_incr::do_layout): Replace direct data member reference
1856 with accessor function.
1857 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1858 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1859 Adjust size of input file info header.
1860 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1861 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1862 (Incremental_input_entry_reader::get_input_section): Adjust size of
1863 input file info header.
1864 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1865 of incremental info GOT entry.
1866 (Incremental_got_plt_reader::get_got_desc): Remove.
1867 (Incremental_got_plt_reader::get_got_symndx): New function.
1868 (Incremental_got_plt_reader::get_got_input_index): New function.
1869 (Sized_incremental_binary::Sized_incremental_binary): Remove
1870 file_status_; add input_objects_.
1871 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1872 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1873 (Sized_incremental_binary::file_is_unchanged): Remove.
1874 (Sized_incremental_binary::set_input_object): New function.
1875 (Sized_incremental_binary::input_object): New function.
1876 (Sized_incremental_binary::file_status_): Remove.
1877 (Sized_incremental_binary::input_objects_): New data member.
1878 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1880 (Sized_relobj_incr::invalid_address): Move to base class.
1881 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1883 (Sized_relobj_incr::do_output_section_offset): Likewise.
1884 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1885 (Sized_relobj_incr::section_offsets_): Likewise.
1886 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1888 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1889 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1890 with accessor function.
1891 (Sized_relobj_file::do_layout): Likewise.
1892 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1893 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1894 (Sized_relobj_file::compute_final_local_value): Replace refs to
1895 section_offsets_ with accessor function.
1896 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1897 * object.h (Relobj::Relobj): Initialize new data members.
1898 (Relobj::add_dyn_reloc): New function.
1899 (Relobj::first_dyn_reloc): New function.
1900 (Relobj::dyn_reloc_count): New function.
1901 (Relobj::first_dyn_reloc_): New data member.
1902 (Relobj::dyn_reloc_count_): New data member.
1903 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1905 (Sized_relobj::Address): New typedef.
1906 (Sized_relobj::invalid_address): Move here from child class.
1907 (Sized_relobj::Sized_relobj): Initialize new data members.
1908 (Sized_relobj::sized_relobj): New function.
1909 (Sized_relobj::is_output_section_offset_invalid): Move here from
1911 (Sized_relobj::get_output_section_offset): Likewise.
1912 (Sized_relobj::local_has_got_offset): Likewise.
1913 (Sized_relobj::local_got_offset): Likewise.
1914 (Sized_relobj::set_local_got_offset): Likewise.
1915 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1916 (Sized_relobj::clear_got_offsets): New function.
1917 (Sized_relobj::section_offsets): Move here from child class.
1918 (Sized_relobj::do_output_section_offset): Likewise.
1919 (Sized_relobj::do_set_section_offset): Likewise.
1920 (Sized_relobj::Local_got_offsets): Likewise.
1921 (Sized_relobj::local_got_offsets_): Likewise.
1922 (Sized_relobj::section_offsets_): Likewise.
1923 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1925 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1927 (Sized_relobj_file::sized_relobj): New function
1928 (Sized_relobj_file::local_has_got_offset): Move to base class.
1929 (Sized_relobj_file::local_got_offset): Likewise.
1930 (Sized_relobj_file::set_local_got_offset): Likewise.
1931 (Sized_relobj_file::get_output_section_offset): Likewise.
1932 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1933 (Sized_relobj_file::do_output_section_offset): Likewise.
1934 (Sized_relobj_file::do_set_section_offset): Likewise.
1935 (Sized_relobj_file::Local_got_offsets): Likewise.
1936 (Sized_relobj_file::local_got_offsets_): Likewise.
1937 (Sized_relobj_file::section_offsets_): Likewise.
1938 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1940 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1941 (Output_reloc::get_symbol_index): Likewise.
1942 (Output_reloc::local_section_offset): Likewise.
1943 (Output_reloc::get_address): Likewise.
1944 (Output_reloc::symbol_value): Likewise.
1945 (Output_data_got::reserve_slot): Move to class definition.
1946 (Output_data_got::reserve_local): New function.
1947 (Output_data_got::reserve_slot_for_global): Remove.
1948 (Output_data_got::reserve_global): New function.
1949 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1950 (all constructors, two instantiations).
1951 (Output_reloc::get_relobj): New function (two instantiations).
1952 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1953 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1954 (Output_data_reloc::add_global): Adjust type of relobj.
1955 (Output_data_reloc::add_global_relative): Likewise.
1956 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1957 (Output_data_reloc::add_local): Likewise.
1958 (Output_data_reloc::add_local_relative): Likewise.
1959 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1960 (Output_data_reloc::add_local_section): Likewise.
1961 (Output_data_reloc::add_output_section): Likewise.
1962 (Output_data_reloc::add_absolute): Likewise.
1963 (Output_data_reloc::add_target_specific): Likewise.
1964 (Output_data_got::reserve_slot): Move definition here.
1965 (Output_data_got::reserve_local): New function.
1966 (Output_data_got::reserve_global): New function.
1967 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1968 section_offsets_ with accessor function.
1969 (Sized_relobj_file::write_sections): Likewise.
1970 (Sized_relobj_file::do_relocate_sections): Likewise.
1971 * target.h (Sized_target::reserve_local_got_entry): New function.
1972 (Sized_target::reserve_global_got_entry): New function.
1973 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1974 (Target_x86_64::reserve_global_got_entry): New function.
1975 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1977 2011-05-23 Cary Coutant <ccoutant@google.com>
1979 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1980 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1981 bit when checking got_type.
1982 * incremental.cc (Sized_incremental_binary::setup_readers):
1983 Store symbol table and string table locations; initialize bit vector
1984 of file status flags.
1985 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1987 (Sized_incremental_binary::do_process_got_plt): New function.
1988 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1989 (Output_section_incremental_inputs::set_final_data_size): Record
1990 file index for each input file.
1991 (Output_section_incremental_inputs::write_got_plt): Store file index
1992 instead of input entry offset for each GOT entry.
1994 (Incremental_input_entry::Incremental_input_entry): Initialize new
1996 (Incremental_input_entry::set_offset): Store file index.
1997 (Incremental_input_entry::get_file_index): New function.
1998 (Incremental_input_entry::file_index_): New data member.
1999 (Incremental_binary::process_got_plt): New function.
2000 (Incremental_binary::do_process_got_plt): New function.
2001 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2003 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
2004 (Sized_incremental_binary::set_file_is_unchanged): New function.
2005 (Sized_incremental_binary::file_is_unchanged): New function.
2006 (Sized_incremental_binary::do_process_got_plt): New function.
2007 (Sized_incremental_binary::file_status_): New data member.
2008 (Sized_incremental_binary::main_symtab_loc_): New data member.
2009 (Sized_incremental_binary::main_strtab_loc_): New data member.
2010 * output.cc (Output_data_got::Got_entry::write): Add case
2012 (Output_data_got::add_global): Call add_got_entry.
2013 (Output_data_got::add_global_plt): Likewise.
2014 (Output_data_got::add_global_with_rel): Likewise.
2015 (Output_data_got::add_global_with_rela): Likewise.
2016 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
2017 (Output_data_got::add_global_pair_with_rela): Likewise.
2018 (Output_data_got::add_local): Call add_got_entry.
2019 (Output_data_got::add_local_plt): Likewise.
2020 (Output_data_got::add_local_with_rel): Likewise.
2021 (Output_data_got::add_local_with_rela): Likewise.
2022 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
2023 (Output_data_got::add_local_pair_with_rela): Likewise.
2024 (Output_data_got::reserve_slot): New function.
2025 (Output_data_got::reserve_slot_for_global): New function.
2026 (Output_data_got::add_got_entry): New function.
2027 (Output_data_got::add_got_entry_pair): New function.
2028 (Output_section::add_output_section_data): Edit FIXME.
2030 (Output_section_data_build::Output_section_data_build): New
2031 constructor with size parameter.
2032 (Output_data_space::Output_data_space): Likewise.
2033 (Output_data_got::Output_data_got): Initialize new data member; new
2034 constructor with size parameter.
2035 (Output_data_got::add_constant): Call add_got_entry.
2036 (Output_data_got::reserve_slot): New function.
2037 (Output_data_got::reserve_slot_for_global): New function.
2038 (class Output_data_got::Got_entry): Add RESERVED_CODE.
2039 (Output_data_got::add_got_entry): New function.
2040 (Output_data_got::add_got_entry_pair): New function.
2041 (Output_data_got::free_list_): New data member.
2042 * target.h (Sized_target::init_got_plt_for_update): New function.
2043 (Sized_target::register_global_plt_entry): New function.
2044 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2045 Initialize new data member; call init; add constructor with PLT count.
2046 (Output_data_plt_x86_64::init): New function.
2047 (Output_data_plt_x86_64::add_relocation): New function.
2048 (Output_data_plt_x86_64::reserve_slot): New function.
2049 (Output_data_plt_x86_64::free_list_): New data member.
2050 (Target_x86_64::init_got_plt_for_update): New function.
2051 (Target_x86_64::register_global_plt_entry): New function.
2052 (Output_data_plt_x86_64::add_entry): Allocate from free list for
2053 incremental updates.
2054 (Output_data_plt_x86_64::add_relocation): New function.
2055 * testsuite/object_unittest.cc (Object_test): Set default options.
2057 2011-05-16 Ian Lance Taylor <iant@google.com>
2059 * options.h (class General_options): Make -i a synonym for -r.
2061 2011-05-16 Ian Lance Taylor <iant@google.com>
2063 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
2065 2011-05-10 Cary Coutant <ccoutant@google.com>
2067 * object.cc (Sized_relobj::do_count_local_symbols): Check for
2070 2011-05-06 Ian Lance Taylor <iant@google.com>
2072 * layout.cc (Layout::layout): If the output section flags change,
2073 update the ordering.
2075 2011-04-25 Cary Coutant <ccoutant@google.com>
2077 * incremental-dump.cc (dump_incremental_inputs): Print local
2078 symbol info for each input file.
2080 (Output_section_incremental_inputs::set_final_data_size): Add local
2081 symbol info to input file entries in incremental info.
2082 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2083 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
2084 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
2085 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
2087 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
2088 (Sized_incr_relobj::do_relocate): Write the local symbols.
2089 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
2090 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
2091 Adjust size of input file header.
2092 (Incremental_inputs_reader::get_local_symbol_offset): New function.
2093 (Incremental_inputs_reader::get_local_symbol_count): New function.
2094 (Incremental_inputs_reader::get_input_section): Adjust size of input
2096 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
2097 (Sized_incr_relobj::This): New typedef.
2098 (Sized_incr_relobj::sym_size): New const data member.
2099 (Sized_incr_relobj::Local_symbol): New struct.
2100 (Sized_incr_relobj::do_output_local_symbol_count): New function.
2101 (Sized_incr_relobj::do_local_symbol_offset): New function.
2102 (Sized_incr_relobj::local_symbol_count_): New data member.
2103 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
2104 (Sized_incr_relobj::local_symbol_index_): New data member.
2105 (Sized_incr_relobj::local_symbol_offset_): New data member.
2106 (Sized_incr_relobj::local_dynsym_offset_): New data member.
2107 (Sized_incr_relobj::local_symbols_): New data member.
2108 * object.h (Relobj::output_local_symbol_count): New function.
2109 (Relobj::local_symbol_offset): New function.
2110 (Relobj::do_output_local_symbol_count): New function.
2111 (Relobj::do_local_symbol_offset): New function.
2112 (Sized_relobj::do_output_local_symbol_count): New function.
2113 (Sized_relobj::do_local_symbol_offset): New function.
2115 2011-04-22 Vladimir Simonov <sv@sw.ru>
2117 * descriptors.cc (set_close_on_exec): New function.
2118 (Descriptors::open): Use set_close_on_exec.
2119 * output.cc (S_ISLNK): Define if not defined.
2121 2011-04-22 Cary Coutant <ccoutant@google.com>
2123 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2125 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2126 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
2127 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
2129 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
2130 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
2131 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
2133 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
2135 (Incremental_binary::apply_incremental_relocs): New function.
2136 (Incremental_binary::do_apply_incremental_relocs): New function.
2137 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2139 (Sized_incremental_binary::add_global_symbol): New function.
2140 (Sized_incremental_binary::global_symbol): New function.
2141 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2142 (Sized_incremental_binary::symbol_map_): New data member.
2143 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
2144 * target.h (Sized_target::apply_relocation): New function.
2145 * target-reloc.h (apply_relocation): New function.
2146 * x86_64.cc (Target_x86_64::apply_relocation): New function.
2148 2011-04-22 Doug Kwan <dougkwan@google.com>
2150 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
2151 flag of a SHT_ARM_EXIDX section.
2152 * testsuite/Makefile.am (arm_exidx_test): New test rules.
2153 * testsuite/Makefile.in: Regenerate.
2154 * testsuite/arm_exidx_test.s: New file.
2155 * testsuite/arm_exidx_test.sh: Same.
2157 2011-04-20 Cary Coutant <ccoutant@google.com>
2160 * archive.h (Incremental_archive_entry::Archive_member):
2161 Initialize arg_serial_ (second constructor).
2163 2011-04-17 Ian Lance Taylor <iant@google.com>
2165 * object.cc (Relocate_info::location): Simplify location string.
2166 * errors.cc (Errors::error_at_location): Don't print program
2168 (Errors::warning_at_location): Likewise.
2169 (Errors::undefined_symbol): Likewise.
2170 * testsuite/debug_msg.sh: Update accordingly.
2172 2011-04-14 Cary Coutant <ccoutant@google.com>
2174 * gold/layout.cc (Layout::symtab_section_offset): New function.
2175 * gold/layout.h (Layout::symtab_section_offset): New function.
2176 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
2178 2011-04-12 Ian Lance Taylor <iant@google.com>
2180 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
2181 with MREMAP_MAYMOVE.
2182 * output.h (class Output_file): Add map_is_allocated_ field.
2183 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
2184 not available, provide stubs. If mremap is not available, #define
2186 (MREMAP_MAYMOVE): Define if not defined.
2187 (Output_file::Output_file): Initialize map_is_allocated_.
2188 (Output_file::resize): Check map_is_allocated_.
2189 (Output_file::map_anonymous): If mmap fails, use malloc.
2190 (Output_file::unmap): Don't do anything for an anonymous map.
2191 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
2192 is not available, provide stubs.
2193 (File_read::View::~View): Use free rather than delete[].
2194 (File_read::make_view): Use malloc rather than new[]. If mmap
2196 (File_read::find_or_make_view): Use malloc rather than new[].
2197 * gold.h: Remove HAVE_REMAP code.
2198 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
2199 exists. Rename mremap to gold_mremap. If mmap is not available
2201 * configure, config.in: Rebuild.
2203 2011-04-11 Ian Lance Taylor <iant@google.com>
2205 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
2206 initialize local variable v.
2208 2011-04-11 Cary Coutant <ccoutant@google.com>
2210 * archive.cc (Archive::include_member): Adjust call to
2212 (Add_archive_symbols::run): Track argument serial numbers.
2213 (Lib_group::include_member): Likewise.
2214 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2215 * archive.h (Incremental_archive_entry::Archive_member):
2216 Initialize arg_serial_.
2217 (Archive_member::arg_serial_): New data member.
2218 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2219 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2221 (Sized_dynobj::do_for_all_local_got_entries): New function.
2222 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2224 * fileread.cc (get_mtime): New function.
2225 * fileread.h (get_mtime): New function.
2226 * gold.cc (queue_initial_tasks): Check for incremental update.
2227 (process_incremental_input): New function.
2228 (queue_middle_tasks): Don't force valid target for incremental
2230 * incremental-dump.cc (find_input_containing_global): Adjust
2231 size of symbol info entry.
2232 (dump_incremental_inputs): Dump argument serial number and
2233 in_system_directory flag; bias shndx by 1; print symbol names
2234 when dumping per-file symbol lists; use new symbol info readers.
2236 (Output_section_incremental_inputs:update_data_size): New function.
2237 (Sized_incremental_binary::setup_readers): Setup input readers
2238 for each input file; build maps for files added from libraries
2240 (Sized_incremental_binary::check_input_args): New function.
2241 (Sized_incremental_binary::do_check_inputs): Build map of argument
2242 serial numbers to input arguments.
2243 (Sized_incremental_binary::do_file_has_changed): Rename
2244 do_file_is_unchanged to this; compare file modification times.
2245 (Sized_incremental_binary::do_init_layout): New function.
2246 (Sized_incremental_binary::do_reserve_layout): New function.
2247 (Sized_incremental_binary::do_get_input_reader): Remove.
2248 (Sized_incremental_binary::get_symtab_view): New function.
2249 (Incremental_checker::can_incrementally_link_output_file): Remove.
2250 (Incremental_inputs::report_command_line): Exclude --debug options.
2251 (Incremental_inputs::report_archive_begin): Add parameter; track
2252 argument serial numbers; don't put input file entry for archive
2253 before archive members.
2254 (Incremental_inputs::report_archive_end): Put input file entry
2255 for archive after archive members.
2256 (Incremental_inputs::report_object): Add parameter; track argument
2257 serial numbers and in_system_directory flag.
2258 (Incremental_inputs::report_script): Add parameter; track argument
2260 (Output_section_incremental_inputs::set_final_data_size): Adjust
2261 size of symbol info entry; check for forwarding symbols.
2262 (Output_section_incremental_inputs::write_input_files): Write
2263 in_system_directory flag and argument serial number.
2264 (Output_section_incremental_inputs::write_info_blocks): Map section
2265 indices between incremental info and original input file; store
2266 input section index for each symbol.
2267 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2268 change operator() to visit().
2269 (class Global_got_offset_visitor): Likewise.
2270 (class Global_symbol_visitor_got_plt):
2271 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2273 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2274 (Sized_incr_relobj::do_read_symbols): New function.
2275 (Sized_incr_relobj::do_layout): New function.
2276 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2277 (Sized_incr_relobj::do_add_symbols): New function.
2278 (Sized_incr_relobj::do_should_include_member): New function.
2279 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2280 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2281 (Sized_incr_relobj::do_section_size): New function.
2282 (Sized_incr_relobj::do_section_name): New function.
2283 (Sized_incr_relobj::do_section_contents): New function.
2284 (Sized_incr_relobj::do_section_flags): New function.
2285 (Sized_incr_relobj::do_section_entsize): New function.
2286 (Sized_incr_relobj::do_section_address): New function.
2287 (Sized_incr_relobj::do_section_type): New function.
2288 (Sized_incr_relobj::do_section_link): New function.
2289 (Sized_incr_relobj::do_section_info): New function.
2290 (Sized_incr_relobj::do_section_addralign): New function.
2291 (Sized_incr_relobj::do_initialize_xindex): New function.
2292 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2293 (Sized_incr_relobj::do_read_relocs): New function.
2294 (Sized_incr_relobj::do_gc_process_relocs): New function.
2295 (Sized_incr_relobj::do_scan_relocs): New function.
2296 (Sized_incr_relobj::do_count_local_symbols): New function.
2297 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2298 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2299 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2300 (Sized_incr_relobj::do_relocate): New function.
2301 (Sized_incr_relobj::do_set_section_offset): New function.
2302 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2303 (Sized_incr_dynobj::do_read_symbols): New function.
2304 (Sized_incr_dynobj::do_layout): New function.
2305 (Sized_incr_dynobj::do_add_symbols): New function.
2306 (Sized_incr_dynobj::do_should_include_member): New function.
2307 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2308 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2309 (Sized_incr_dynobj::do_section_size): New function.
2310 (Sized_incr_dynobj::do_section_name): New function.
2311 (Sized_incr_dynobj::do_section_contents): New function.
2312 (Sized_incr_dynobj::do_section_flags): New function.
2313 (Sized_incr_dynobj::do_section_entsize): New function.
2314 (Sized_incr_dynobj::do_section_address): New function.
2315 (Sized_incr_dynobj::do_section_type): New function.
2316 (Sized_incr_dynobj::do_section_link): New function.
2317 (Sized_incr_dynobj::do_section_info): New function.
2318 (Sized_incr_dynobj::do_section_addralign): New function.
2319 (Sized_incr_dynobj::do_initialize_xindex): New function.
2320 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2321 (make_sized_incremental_object): New function.
2322 (Incremental_library::copy_unused_symbols): New function.
2323 (Incremental_library::do_for_all_unused_symbols): New function.
2324 * incremental.h (enum Incremental_input_flags): New type.
2325 (class Incremental_checker): Remove.
2326 (Incremental_input_entry::Incremental_input_entry): Add argument
2328 (Incremental_input_entry::arg_serial): New function.
2329 (Incremental_input_entry::set_is_in_system_directory): New function.
2330 (Incremental_input_entry::is_in_system_directory): New function.
2331 (Incremental_input_entry::arg_serial_): New data member.
2332 (Incremental_input_entry::is_in_system_directory_): New data member.
2333 (class Script_info): Move here from script.h.
2334 (Script_info::Script_info): Add filename parameter.
2335 (Script_info::filename): New function.
2336 (Script_info::filename_): New data member.
2337 (Incremental_script_entry::Incremental_script_entry): Add argument
2339 (Incremental_object_entry::Incremental_object_entry): Likewise.
2340 (Incremental_object_entry::add_input_section): Build list of input
2341 sections with map to original shndx.
2342 (Incremental_object_entry::get_input_section_index): New function.
2343 (Incremental_object_entry::shndx_): New data member.
2344 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2345 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2346 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2348 (Incremental_inputs::report_archive_begin): Likewise.
2349 (Incremental_inputs::report_object): Likewise.
2350 (Incremental_inputs::report_script): Likewise.
2351 (class Incremental_global_symbol_reader): New class.
2352 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2353 and store flags and input file type.
2354 (Incremental_input_entry_reader::arg_serial): New function.
2355 (Incremental_input_entry_reader::type): Extract type from flags.
2356 (Incremental_input_entry_reader::is_in_system_directory): New function.
2357 (Incremental_input_entry_reader::get_input_section_count): Call
2358 accessor function for type.
2359 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2360 function for type; adjust size of global symbol entry.
2361 (Incremental_input_entry_reader::get_global_symbol_count): Call
2362 accessor function for type.
2363 (Incremental_input_entry_reader::get_object_count): Likewise.
2364 (Incremental_input_entry_reader::get_object_offset): Likewise.
2365 (Incremental_input_entry_reader::get_member_count): Likewise.
2366 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2367 (Incremental_input_entry_reader::get_member_offset): Likewise.
2368 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2369 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2370 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2371 (Incremental_input_entry_reader::get_global_symbol_reader): New
2373 (Incremental_input_entry_reader::get_output_symbol_index): New
2375 (Incremental_input_entry_reader::type_): Remove.
2376 (Incremental_input_entry_reader::flags_): New data member.
2377 (Incremental_inputs_reader::input_file_offset): New function.
2378 (Incremental_inputs_reader::input_file_index): New function.
2379 (Incremental_inputs_reader::input_file): Call input_file_offset.
2380 (Incremental_inputs_reader::input_file_at_offset): New function.
2381 (Incremental_relocs_reader::get_r_type): Reformat.
2382 (Incremental_relocs_reader::get_r_shndx): Reformat.
2383 (Incremental_relocs_reader::get_r_offset): Reformat.
2384 (Incremental_relocs_reader::data): New function.
2385 (Incremental_binary::Incremental_binary): Initialize new data members.
2386 (Incremental_binary::check_inputs): Add cmdline parameter.
2387 (Incremental_binary::file_is_unchanged): Remove.
2388 (Input_reader::arg_serial): New function.
2389 (Input_reader::get_unused_symbol_count): New function.
2390 (Input_reader::get_unused_symbol): New function.
2391 (Input_reader::do_arg_serial): New function.
2392 (Input_reader::do_get_unused_symbol_count): New function.
2393 (Input_reader::do_get_unused_symbol): New function.
2394 (Incremental_binary::input_file_count): New function.
2395 (Incremental_binary::get_input_reader): Change signature to use
2396 index instead of filename.
2397 (Incremental_binary::file_has_changed): New function.
2398 (Incremental_binary::get_input_argument): New function.
2399 (Incremental_binary::get_library): New function.
2400 (Incremental_binary::get_script_info): New function.
2401 (Incremental_binary::init_layout): New function.
2402 (Incremental_binary::reserve_layout): New function.
2403 (Incremental_binary::output_file): New function.
2404 (Incremental_binary::do_check_inputs): New function.
2405 (Incremental_binary::do_file_is_unchanged): Remove.
2406 (Incremental_binary::do_file_has_changed): New function.
2407 (Incremental_binary::do_init_layout): New function.
2408 (Incremental_binary::do_reserve_layout): New function.
2409 (Incremental_binary::do_input_file_count): New function.
2410 (Incremental_binary::do_get_input_reader): Change signature.
2411 (Incremental_binary::input_args_map_): New data member.
2412 (Incremental_binary::library_map_): New data member.
2413 (Incremental_binary::script_map_): New data member.
2414 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2416 (Sized_incremental_binary::output_section): New function.
2417 (Sized_incremental_binary::inputs_reader): Add const.
2418 (Sized_incremental_binary::symtab_reader): Add const.
2419 (Sized_incremental_binary::relocs_reader): Add const.
2420 (Sized_incremental_binary::got_plt_reader): Add const.
2421 (Sized_incremental_binary::get_symtab_view): New function.
2422 (Sized_incremental_binary::Inputs_reader): New typedef.
2423 (Sized_incremental_binary::Input_entry_reader): New typedef.
2424 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2425 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2426 (Sized_incremental_binary::do_file_has_changed): New function.
2427 (Sized_incremental_binary::do_init_layout): New function.
2428 (Sized_incremental_binary::do_reserve_layout): New function.
2429 (Sized_input_reader::Inputs_reader): Remove.
2430 (Sized_input_reader::Input_entry_reader): Remove.
2431 (Sized_input_reader::do_arg_serial): New function.
2432 (Sized_input_reader::do_get_unused_symbol_count): New function.
2433 (Sized_input_reader::do_get_unused_symbol): New function.
2434 (Sized_incremental_binary::do_input_file_count): New function.
2435 (Sized_incremental_binary::do_get_input_reader): Change signature;
2436 use index instead of filename.
2437 (Sized_incremental_binary::section_map_): New data member.
2438 (Sized_incremental_binary::input_entry_readers_): New data member.
2439 (class Sized_incr_relobj): New class.
2440 (class Sized_incr_dynobj): New class.
2441 (make_sized_incremental_object): New function.
2442 (class Incremental_library): New class.
2443 * layout.cc (Free_list::num_lists): New static data member.
2444 (Free_list::num_nodes): New static data member.
2445 (Free_list::num_removes): New static data member.
2446 (Free_list::num_remove_visits): New static data member.
2447 (Free_list::num_allocates): New static data member.
2448 (Free_list::num_allocate_visits): New static data member.
2449 (Free_list::init): New function.
2450 (Free_list::remove): New function.
2451 (Free_list::allocate): New function.
2452 (Free_list::dump): New function.
2453 (Free_list::print_stats): New function.
2454 (Layout_task_runner::run): Resize output file for incremental updates.
2455 (Layout::Layout): Initialize new data members.
2456 (Layout::set_incremental_base): New function.
2457 (Layout::init_fixed_output_section): New function.
2458 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2459 incremental updates.
2460 (Layout::create_gold_note): Do not create gold note section for
2461 incremental updates.
2462 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2463 for incremental updates.
2464 (Layout::set_section_offsets): For incremental updates, allocate space
2466 (Layout::create_symtab_sections): Layout with offsets relative to
2467 start of section; for incremental updates, allocate space from free
2469 (Layout::create_shdrs): For incremental updates, allocate space from
2471 (Layout::finish_dynamic_section): For incremental updates, do not
2472 check --as-needed (fixed in subsequent patch).
2473 * layout.h (class Free_list): New class.
2474 (Layout::set_incremental_base): New function.
2475 (Layout::incremental_base): New function.
2476 (Layout::init_fixed_output_section): New function.
2477 (Layout::allocate): New function.
2478 (Layout::incremental_base_): New data member.
2479 (Layout::free_list_): New data member.
2480 * main.cc (main): Print Free_list statistics.
2481 * object.cc (Relobj::finalize_incremental_relocs): Add
2482 clear_counts parameter; clear counts only when clear_counts is set.
2483 (Sized_relobj::Sized_relobj): Initialize new base class.
2484 (Sized_relobj::do_layout): Don't report special sections.
2485 (Sized_relobj::do_for_all_local_got_entries): New function.
2486 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2487 symtab_off to all symbol table offsets.
2488 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2489 * object.h (class Got_offset_list): Move to top of file.
2490 (Object::Object): Allow case where input_file == NULL.
2491 (Object::~Object): Likewise.
2492 (Object::input_file): Assert that input_file != NULL.
2493 (Object::lock): Allow case where input_file == NULL.
2494 (Object::unlock): Likewise.
2495 (Object::is_locked): Likewise.
2496 (Object::token): Likewise.
2497 (Object::release): Likewise.
2498 (Object::is_incremental): New function.
2499 (Object::get_mtime): New function.
2500 (Object::for_all_local_got_entries): New function.
2501 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2502 (Object::set_is_in_system_directory): New function.
2503 (Object::is_in_system_directory): New function.
2504 (Object::do_is_incremental): New function.
2505 (Object::do_get_mtime): New function.
2506 (Object::do_for_all_local_got_entries): New function.
2507 (Object::is_in_system_directory_): New data member.
2508 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2509 (class Sized_relobj_base): New class.
2510 (class Sized_relobj): Derive from Sized_relobj_base.
2511 (class Sized_relobj::Symbols): Redeclare from base class.
2512 (class Sized_relobj::local_got_offset_list): Remove.
2513 (class Sized_relobj::Output_sections): Redeclare from base class.
2514 (class Sized_relobj::do_for_all_local_got_entries): New function.
2515 (class Sized_relobj::write_local_symbols): Add offset parameter.
2516 (class Sized_relobj::local_symbol_offset_): Update comment.
2517 (class Sized_relobj::local_dynsym_offset_): Update comment.
2518 * options.cc (Input_arguments::add_file): Remove const.
2519 * options.h (Input_file_argument::Input_file_argument):
2520 Initialize arg_serial_ (all constructors).
2521 (Input_file_argument::set_arg_serial): New function.
2522 (Input_file_argument::arg_serial): New function.
2523 (Input_file_argument::arg_serial_): New data member.
2524 (Input_arguments::Input_arguments): Initialize file_count_.
2525 (Input_arguments::add_file): Remove const.
2526 (Input_arguments::number_of_input_files): New function.
2527 (Input_arguments::file_count_): New data member.
2528 (Command_line::number_of_input_files): Call
2529 Input_arguments::number_of_input_files.
2530 * output.cc (Output_segment_headers::Output_segment_headers):
2532 (Output_section::Input_section::current_data_size): New function.
2533 (Output_section::Output_section): Initialize new data members.
2534 (Output_section::add_input_section): Don't do merge sections for
2535 an incremental link; allocate space from free list for an
2537 (Output_section::add_output_section_data): Allocate space from
2538 free list for an incremental update.
2539 (Output_section::update_data_size): New function.
2540 (Output_section::set_fixed_layout): New function.
2541 (Output_section::reserve): New function.
2542 (Output_segment::set_section_addresses): Remove const.
2543 (Output_segment::set_section_list_addresses): Remove const; allocate
2544 space from free list for an incremental update.
2545 (Output_segment::set_offset): Adjust size of RELRO segment for an
2547 * output.h (Output_data::current_data_size): Move here from
2549 (Output_data::pre_finalize_data_size): New function.
2550 (Output_data::update_data_size): New function.
2551 (Output_section_headers::update_data_size): new function.
2552 (Output_section_data_build::current_data_size): Move to Output_data.
2553 (Output_data_strtab::update_data_size): New function.
2554 (Output_section::current_data_size): Move to Output_data.
2555 (Output_section::set_fixed_layout): New function.
2556 (Output_section::has_fixed_layout): New function.
2557 (Output_section::reserve): New function.
2558 (Output_section::update_data_size): New function.
2559 (Output_section::has_fixed_layout_): New data member.
2560 (Output_section::free_list_): New data member.
2561 (Output_segment::set_section_addresses): Remove const.
2562 (Output_segment::set_section_list_addresses): Remove const.
2563 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2565 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2567 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2568 parameter when calling Add_symbols constructor; store argument
2569 serial number for members of a lib group.
2570 (Add_symbols::locks): Allow case where token == NULL.
2571 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2572 (Read_member::~Read_member): New function.
2573 (Read_member::is_runnable): New function.
2574 (Read_member::locks): New function.
2575 (Read_member::run): New function.
2576 (Check_script::~Check_script): New function.
2577 (Check_script::is_runnable): New function.
2578 (Check_script::locks): New function.
2579 (Check_script::run): New function.
2580 (Check_library::~Check_library): New function.
2581 (Check_library::is_runnable): New function.
2582 (Check_library::locks): New function.
2583 (Check_library::run): New function.
2584 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2585 (Add_symbols::library_): New data member.
2586 (class Read_member): New class.
2587 (class Check_script): New class.
2588 (class Check_library): New class.
2589 * reloc.cc (Read_relocs::is_runnable): Allow case where
2591 (Read_relocs::locks): Likewise.
2592 (Scan_relocs::locks): Likewise.
2593 (Relocate_task::locks): Likewise.
2594 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2596 (Sized_relobj::incremental_relocs_scan): Fix comment.
2597 (Sized_relobj::do_relocate): Pass output file offset to
2598 write_local_symbols.
2599 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2600 from class declaration.
2601 * script.cc (read_input_script): Allocate Script_info; pass
2602 argument serial number to report_script.
2603 * script.h (class Script_info): Move to incremental.h.
2604 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2605 * symtab.h (Symbol_table::add_from_incrobj): New function.
2606 (Symbol_table::set_file_offset): New function.
2608 2011-04-05 Cary Coutant <ccoutant@google.com>
2610 * incremental-dump.cc (dump_incremental_inputs): Change signature
2611 to take a Sized_incremental_binary; change caller. Use readers
2612 in Sized_incremental_binary.
2614 (Sized_incremental_binary::find_incremental_inputs_sections):
2615 Rename do_find_incremental_inputs_sections to this.
2616 (Sized_incremental_binary::setup_readers): New function.
2617 (Sized_incremental_binary::do_check_inputs): Check
2618 has_incremental_info_ flag; move setup code to setup_readers;
2620 (Sized_incremental_binary::do_file_is_unchanged): New function.
2621 (Sized_incremental_binary::do_get_input_reader): New function.
2622 * incremental.h (class Incremental_binary): Move to end of file.
2623 (Incremental_binary::file_is_unchanged): New function.
2624 (Incremental_binary::do_file_is_unchanged): New function.
2625 (Incremental_binary::Input_reader): New class.
2626 (Incremental_binary::get_input_reader): New function.
2627 (class Sized_incremental_binary): Move to end of file.
2628 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2629 input section reader classes.
2630 (Sized_incremental_binary::has_incremental_info): New function.
2631 (Sized_incremental_binary::inputs_reader): New function.
2632 (Sized_incremental_binary::symtab_reader): New function.
2633 (Sized_incremental_binary::relocs_reader): New function.
2634 (Sized_incremental_binary::got_plt_reader): New function.
2635 (Sized_incremental_binary::do_file_is_unchanged): New function.
2636 (Sized_incremental_binary::Sized_input_reader): New class.
2637 (Sized_incremental_binary::get_input_reader): New function.
2638 (Sized_incremental_binary::find_incremental_inputs_sections):
2639 Rename do_find_incremental_inputs_sections to this.
2640 (Sized_incremental_binary::setup_readers): New function.
2641 (Sized_incremental_binary::has_incremental_info_): New data member.
2642 (Sized_incremental_binary::inputs_reader_): New data member.
2643 (Sized_incremental_binary::symtab_reader_): New data member.
2644 (Sized_incremental_binary::relocs_reader_): New data member.
2645 (Sized_incremental_binary::got_plt_reader_): New data member.
2646 (Sized_incremental_binary::current_input_file_): New data member.
2648 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2651 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2654 2011-03-30 Cary Coutant <ccoutant@google.com>
2656 * archive.cc (Archive::include_member): Adjust call to report_object.
2657 (Add_archive_symbols::run): Add script_info to call to
2658 report_archive_begin.
2659 (Lib_group::include_member): Adjust call to report_object.
2660 (Add_lib_group_symbols::run): Adjust call to report_object.
2661 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2662 blocks. Add object count for script input files.
2663 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2664 script_info parameter; change all callers.
2665 (Incremental_inputs::report_object): Add script_info parameter;
2667 (Incremental_inputs::report_script): Store backpointer to
2668 incremental info entry.
2669 (Output_section_incremental_inputs::set_final_data_size): Record
2670 additional information for scripts.
2671 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2672 * incremental.h (Incremental_script_entry::add_object): New function.
2673 (Incremental_script_entry::get_object_count): New function.
2674 (Incremental_script_entry::get_object): New function.
2675 (Incremental_script_entry::objects_): New data member; adjust
2677 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2678 (Incremental_inputs::report_object): Add script_info parameter.
2679 (Incremental_inputs_reader::get_object_count): New function.
2680 (Incremental_inputs_reader::get_object_offset): New function.
2681 * options.cc (Input_arguments::add_file): Return reference to
2683 * options.h (Input_argument::set_script_info): New function.
2684 (Input_argument::script_info): New function.
2685 (Input_argument::script_info_): New data member; adjust all
2687 (Input_file_group::add_file): Return reference to new input argument.
2688 (Input_file_lib::add_file): Likewise.
2689 (Input_arguments::add_file): Likewise.
2690 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2691 * script.cc (Parser_closure::Parser_closure): Add script_info
2692 parameter; adjust all callers.
2693 (Parser_closure::script_info): New function.
2694 (Parser_closure::script_info_): New data member.
2695 (read_input_script): Report scripts earlier to incremental info.
2696 (script_add_file): Set script_info in Input_argument.
2697 (script_add_library): Likewise.
2698 * script.h (Script_options::Script_info): Rewrite class.
2700 2011-03-29 Cary Coutant <ccoutant@google.com>
2702 * archive.cc (Library_base::should_include_member): Move
2703 method here from class Archive.
2704 (Archive::Archive): Initialize base class.
2705 (Archive::should_include_member): Move to base class.
2706 (Archive::do_for_all_unused_symbols): New function.
2707 (Add_archive_symbols::run): Remove redundant access to
2709 (Lib_group::Lib_group): Initialize base class.
2710 (Lib_group::do_filename): New function.
2711 (Lib_group::include_member): Pass pointer to Lib_group to
2713 (Lib_group::do_for_all_unused_symbols): New function.
2714 (Add_lib_group_symbols::run): Report archive information for
2716 * archive.h (class Library_base): New base class.
2717 (class Archive): Derive from Library_base.
2718 (Archive::filename): Move to base class.
2719 (Archive::set_incremental_info): Likewise.
2720 (Archive::incremental_info): Likewise.
2721 (Archive::Should_include): Likewise.
2722 (Archive::should_include_member): Likewise.
2723 (Archive::Armap_entry): Remove.
2724 (Archive::Unused_symbol_iterator): Remove.
2725 (Archive::unused_symbols_begin): Remove.
2726 (Archive::unused_symbols_end): Remove.
2727 (Archive::do_filename): New function.
2728 (Archive::do_get_mtime): New function.
2729 (Archive::do_for_all_unused_symbols): New function.
2730 (Archive::task_): Move to base class.
2731 (Archive::incremental_info_): Likewise.
2732 (class Lib_group): Derive from Library_base.
2733 (Lib_group::do_filename): New function.
2734 (Lib_group::do_get_mtime): New function.
2735 (Lib_group::do_for_all_unused_symbols): New function.
2736 (Lib_group::task_): Move to base class.
2737 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2739 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2741 * incremental.cc (Incremental_inputs::report_archive_begin):
2742 Use Library_base; call library's get_mtime; add incremental inputs
2743 entry before members.
2744 (class Unused_symbol_visitor): New class.
2745 (Incremental_inputs::report_archive_end): Use Library_base; use
2746 visitor class to record unused symbols; don't add incremental inputs
2747 entry after members.
2748 (Incremental_inputs::report_object): Use Library_base.
2750 (Incremental_archive_entry::Incremental_archive_entry): Remove
2751 unused Archive parameter.
2752 (Incremental_inputs::report_archive_begin): Use Library_base.
2753 (Incremental_inputs::report_archive_end): Likewise.
2754 (Incremental_inputs::report_object): Likewise.
2755 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2757 * object.h (Object::for_all_global_symbols): New function.
2758 (Object::do_for_all_global_symbols): New function.
2759 (Sized_relobj::do_for_all_global_symbols): New function.
2760 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2762 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2765 2011-03-27 Ian Lance Taylor <iant@google.com>
2767 * archive.cc (Archive::interpret_header): Return -1 if something
2768 goes wrong. Change callers accordingly.
2770 2011-03-25 Cary Coutant <ccoutant@google.com>
2772 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2773 * testsuite/Makefile.in: Regenerate.
2775 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2777 * plugin.cc (get_view): New.
2778 (Plugin::load): Pass get_view to the plugin.
2779 (Plugin_manager::get_view): New.
2781 2011-03-21 Ian Lance Taylor <iant@google.com>
2783 * testsuite/final_layout.sh: Rewrite to not use dc.
2784 * testsuite/relro_test.sh: Fail if dc is not present.
2786 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2788 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2790 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2791 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2793 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2794 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2796 2011-03-14 Ian Lance Taylor <iant@google.com>
2798 * script-sections.cc (Sort_output_sections::script_compare):
2799 Rename from is_before, change return type.
2800 (Sort_output_sections::operator()): Adjust accordingly.
2802 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2805 * testsuite/odr_violation2.cc: Add comment to make all error line
2806 numbers double digits.
2807 * testsuite/debug_msg.sh: Adjust expected errors.
2809 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2811 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2812 but mark earlier ones as non-canonical
2813 (offset_to_iterator): Update search target and example
2814 (do_addr2line): Return extra lines in a vector*
2815 (format_file_lineno): Extract from do_addr2line
2816 (one_addr2line): Add vector* out-param
2817 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2818 when a lineno entry appeared last for its instruction
2819 (Dwarf_line_info): Add vector* out-param
2820 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2821 * symtab.cc (Odr_violation_compare): Include the lineno in the
2823 (linenos_from_loc): New. Combine the canonical line for an
2824 address with its other lines.
2825 (True_if_intersect): New. Helper functor to make
2826 std::set_intersection a query.
2827 (detect_odr_violations): Compare sets of lines instead of just
2828 one line for each function. This became less deterministic, but
2829 has fewer false positives.
2830 * symtab.h: Declarations.
2831 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2832 mix an optimized and non-optimized object in the same binary
2833 (odr_violation2.so): Same.
2834 * testsuite/Makefile.in: Regenerate from Makefile.am.
2835 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2836 * testsuite/debug_msg.sh: Update line numbers and add
2838 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2839 non-optimized context.
2840 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2841 isn't inlined, and use OdrDerived in an optimized context.
2842 * testsuite/odr_header1.h: Defines OdrDerived, where
2843 optimization will change the
2844 first-instruction-in-the-destructor's file and line number.
2845 * testsuite/odr_header2.h: Defines OdrBase.
2847 2011-03-09 Ian Lance Taylor <iant@google.com>
2849 * fileread.cc (File_read::clear_views): Don't delete the whole
2852 2011-03-08 Ian Lance Taylor <iant@google.com>
2855 * fileread.cc: #include <climits>.
2856 (GOLD_IOV_MAX): Define.
2857 (File_read::read_multiple): Limit number of entries by iov_max.
2858 * fileread.h (class File_read): Always set max_readv_entries to
2861 2011-03-07 Ian Lance Taylor <iant@google.com>
2864 * options.h (class General_options): Add -dy and -dn.
2866 2011-03-02 Cary Coutant <ccoutant@google.com>
2868 * testsuite/script_test_9.t: Add TLS segment.
2870 2011-03-02 Simon Baldwin <simonb@google.com>
2872 * configure.ac: Add check for gnu_indirect_function support in
2873 the toolchain building binutils.
2874 * configure: Rebuild.
2876 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2878 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2879 plugin only symbols.
2880 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2881 in plugin files as not needed in the symbol table.
2883 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2885 * output.cc (Output_section::add_input_section): Delay fill
2886 generation for section ordering.
2888 2011-02-09 Ian Lance Taylor <iant@google.com>
2891 * object.h (class Sized_relobj): Remove clear_local_symbols.
2892 * reloc.cc (Sized_relobj::do_relocate): Don't call
2893 clear_local_symbols.
2895 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2897 * plugin.cc (is_visible_from_outside): Return true for symbols
2900 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2902 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2905 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2907 * icf.h (is_section_foldable_candidate): Change type of parameter
2909 * icf.cc (Icf::find_identical_sections): Change type of local variable
2910 section_name to be std::string.
2911 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2913 2011-01-25 Ian Lance Taylor <iant@google.com>
2915 * script.cc (script_add_extern): Rewrite to use
2916 add_symbol_reference.
2918 2011-01-25 Doug Kwan <dougkwan@google.com>
2920 * icf.cc (get_section_contents): Always lock section's object.
2922 2011-01-24 Ian Lance Taylor <iant@google.com>
2924 * options.h (class General_options): Accept
2925 --no-detect-odr-violations.
2927 2011-01-24 Ian Lance Taylor <iant@google.com>
2929 * version.cc (version_string): Bump to 1.11.
2931 2011-01-24 Ian Lance Taylor <iant@google.com>
2933 * plugin.cc (class Plugin_rescan): Define new class.
2934 (Plugin_manager::claim_file): Set any_claimed_.
2935 (Plugin_manager::save_archive): New function.
2936 (Plugin_manager::save_input_group): New function.
2937 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2939 (Plugin_manager::new_undefined_symbol): New function.
2940 (Plugin_manager::rescan): New function.
2941 (Plugin_manager::rescannable_defines): New function.
2942 (Plugin_manager::add_input_file): Set any_added_.
2943 * plugin.h (class Plugin_manager): define new fields rescannable_,
2944 undefined_symbols_, any_claimed_, and any_added_. Declare
2945 Plugin_rescan as friend. Declare new functions.
2946 (Plugin_manager::Rescannable): Define type.
2947 (Plugin_manager::Rescannable_list): Define type.
2948 (Plugin_manager::Undefined_symbol_list): Define type.
2949 (Plugin_manager::Plugin_manager): Initialize new fields.
2950 * archive.cc (Archive::defines_symbol): New function.
2951 (Add_archive_symbols::run): Pass archive to plugins if any.
2952 * archive.h (class Archive): Declare defines_symbol.
2953 * readsyms.cc (Input_group::~Input_group): New function.
2954 (Finish_group::run): Pass input_group to plugins if any.
2955 * readsyms.h (class Input_group): Declare destructor.
2956 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2959 2011-01-10 Ian Lance Taylor <iant@google.com>
2961 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2963 (Layout::set_segment_offsets): Reset increase_relro before calling
2964 set_section_addresses a second time.
2966 2011-01-04 Cary Coutant <ccoutant@google.com>
2968 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2969 sections before NOBITS sections.
2971 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2973 * version.cc (print_version): Update copyright to 2011.
2975 2010-12-23 Cary Coutant <ccoutant@google.com>
2977 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2978 of OS to this->add. Add OD parameter to second form of the function.
2980 2010-12-20 Ian Lance Taylor <iant@google.com>
2982 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2983 second of two consecutive entries with same offset.
2985 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2987 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2988 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2989 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2990 to avoid unneeded links against $(LDADD).
2991 * testsuite/Makefile.in: Regenerate.
2993 2010-12-15 Ian Lance Taylor <iant@google.com>
2996 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2997 for R_X86_64_32 and R_X86_64_PC32.
2998 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2999 ver_matching_def_pic.o.
3000 (ver_matching_def_pic.o): New target.
3002 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3004 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
3005 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
3006 Move definition before File_read::View member definitions.
3007 (File_read::View::~View): Initialize and hold lock before
3008 updating current_mapped_bytes.
3010 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3012 * dwarf_reader.cc: Remove outdated comment.
3013 * gold-threads.cc: Fix typo in error message.
3014 * archive.cc: Fix typos in comments.
3015 * archive.h: Likewise.
3016 * arm-reloc-property.cc: Likewise.
3017 * arm-reloc-property.h: Likewise.
3018 * arm-reloc.def: Likewise.
3020 * attributes.h: Likewise.
3021 * cref.cc: Likewise.
3022 * ehframe.cc: Likewise.
3023 * fileread.h: Likewise.
3025 * i386.cc: Likewise.
3027 * incremental.h: Likewise.
3028 * int_encoding.cc: Likewise.
3029 * layout.h: Likewise.
3030 * main.cc: Likewise.
3031 * merge.h: Likewise.
3032 * object.cc: Likewise.
3033 * object.h: Likewise.
3034 * options.cc: Likewise.
3035 * readsyms.cc: Likewise.
3036 * reduced_debug_output.cc: Likewise.
3037 * reloc.cc: Likewise.
3038 * script-sections.cc: Likewise.
3039 * sparc.cc: Likewise.
3040 * symtab.h: Likewise.
3041 * target-reloc.h: Likewise.
3042 * target.cc: Likewise.
3043 * target.h: Likewise.
3044 * timer.cc: Likewise.
3045 * timer.h: Likewise.
3046 * x86_64.cc: Likewise.
3048 2010-12-09 Cary Coutant <ccoutant@google.com>
3050 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
3052 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
3053 parameter; change all callers.
3054 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
3055 * options.h (warn_execstack): New option.
3057 2010-12-07 Doug Kwan <dougkwan@google.com>
3059 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
3060 like function call relocations.
3062 2010-12-07 Ian Lance Taylor <iant@google.com>
3064 * archive.cc (Archive::get_elf_object_for_member): Permit
3065 punconfigured to be NULL.
3066 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
3067 (Archive::include_member): Pass NULL to get_elf_object_for_member
3068 if we searched for the archive and this is the first included
3071 2010-12-01 Ian Lance Taylor <iant@google.com>
3073 * dwarf_reader.h (class Sized_dwarf_line_info): Add
3074 track_relocs_type_ field.
3075 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3076 Set track_relocs_type_.
3077 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
3078 contents when using RELA relocs.
3079 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
3081 * reloc.cc (Track_relocs::next_addend): New function.
3082 * reloc.h (class Track_relocs): Declare next_addend.
3084 2010-12-01 Ian Lance Taylor <iant@google.com>
3086 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
3089 2010-12-01 Ian Lance Taylor <iant@google.com>
3091 * README: Update compilers known to work and fail.
3093 2010-11-23 Matthias Klose <doko@ubuntu.com>
3095 * configure.in: For --enable-gold, handle value `default' instead of
3096 `both*'. Always install ld as ld.bfd, install as ld if gold is
3098 * configure: Regenerate.
3100 2010-11-18 Doug Kwan <dougkwan@google.com>
3102 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
3103 and right_alignment to be zero. Store result alignment only if it is
3104 greater than existing alignment.
3106 2010-11-16 Cary Coutant <ccoutant@google.com>
3109 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3110 Check for ".zdebug_line".
3112 2010-11-16 Doug Kwan <dougkwan@google.com>
3113 Cary Coutant <ccoutant@google.com>
3115 * output.h (Output_segment::set_section_addresses): Pass increase_relro
3116 by reference; adjust all callers.
3117 * output.cc (Output_segment::set_section_addresses): Adjust references
3118 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
3120 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
3121 end at page boundary.
3123 2010-11-16 Cary Coutant <ccoutant@google.com>
3126 * layout.cc (Layout::choose_output_section): Transform names of
3127 compressed sections even when using a script with a SECTIONS clause.
3128 (Layout::output_section_name): Remove code to transform
3129 compressed debug section names.
3130 * output.cc (Output_section::add_input_section): Use uncompressed
3131 section size when tracking input sections.
3133 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
3135 * symtab.h (Symbol::NON_PIC_REF): Remove.
3136 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
3137 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
3138 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
3139 (Symbol::use_plt_offset): Take a flags argument and pass it
3140 directly to needs_dynamic_reloc. Restrict check for undefined
3141 weak symbols to function calls.
3142 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
3143 (Target_arm::Scan::global): Use it.
3144 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
3145 (Target_arm::Relocate::relocate): Likewise.
3146 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
3147 parameter with an r_type parameter. Use get_reference_flags
3149 (Target_arm::Relocate::relocate): Update accordingly.
3150 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
3151 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
3152 (Target_i386::Scan::global): Likewise.
3153 (Target_i386::Relocate::relocate): Likewise.
3154 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
3155 parameter with an r_type parameter. Use get_reference_flags
3157 (Target_i386::Relocate::relocate): Update accordingly.
3158 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
3159 (Target_powerpc::Scan::global): Use it.
3160 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
3161 (Target_powerpc::Relocate::relocate): Likewise.
3162 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
3163 (Target_sparc::Scan::global): Use it.
3164 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
3165 (Target_sparc::Relocate::relocate): Likewise.
3166 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
3167 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
3168 (Target_x86_64::Scan::global): Likewise.
3169 (Target_x86_64::Relocate::relocate): Likewise.
3171 2010-11-08 Doug Kwan <dougkwan@google.com>
3172 Cary Coutant <ccoutant@google.com>
3174 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
3175 (Arm_exidx_merge_section::section_contents_): New data member.
3176 (Arm_input_section::Arm_input_section): Initialize original_contents_.
3177 (Arm_input_section::~Arm_input_section): De-allocate memory.
3178 (Arm_input_section::original_contents_): New data member.
3179 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
3180 in parameters instead of calling Object::section_contents without
3182 (Arm_output_section::group_section): New parameter TASK. Pass it
3183 to callees that need locking objects.
3184 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
3185 to lock EXIDX input sections. Fix a formatting issue. Call
3186 Arm_exidx_merged_section::build_contents to create merged section
3188 (Arm_output_section::create_stub_group): New parameter TASK. Use it
3189 to lock object of stub table owner.
3190 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
3191 TEXT_SIZE to initialize data member TEXT_SIZE_.
3192 (Arm_exidx_input_section::addralign): Fix typo in comment.
3193 (Arm_exidx_input_section::text_size): New method.
3194 (Target_arm::do_relax): New parameter TASK. Pass it to callees
3195 that require locking objects. Lock objects before scanning for stubs
3196 and updating local symbols.
3197 (Arm_input_section<big_endian>::init): Copy contents of original
3199 (Arm_input_section<big_endian>::do_write): Use saved contents of
3200 original input section instead of calling Object::section_contents
3202 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
3203 size without calling Object::section_size().
3204 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
3205 for size. Allocate a buffer for merged EXIDX entries.
3206 (Arm_exidx_merged_section::build_contents): New method.
3207 (Arm_exidx_merged_section::do_write): Move merge section contents
3208 building code to Arm_exidx_merged_section::build_contetns. Write
3209 out contetns in buffer instead of building it on the fly.
3210 (Arm_relobj::make_exidx_input_section): Also pass text section size
3211 to Arm_exidx_input_section constructor.
3212 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3213 (Arm_dynobj::do_read_symbols): Fix memory leak.
3214 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3215 * target.h: (class Task): Add forward declaration.
3216 (Target::relax): Add new parameter TASK and pass it to
3218 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3220 2010-11-05 Cary Coutant <ccoutant@google.com>
3223 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3224 object when reading from the file.
3225 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3227 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3228 when reading section contents.
3229 (get_section_contents): Likewise.
3230 (icf::find_identical_sections): Likewise.
3231 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3232 object when reading from the file.
3233 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3234 the object when doing deferred section layout.
3236 2010-11-03 Nick Clifton <nickc@redhat.com>
3239 * script.h (class Symbol_assignment: name): New member. Returns
3240 the name of the symbol.
3241 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3242 Returns true if the given symbol name is on the list of
3243 assignments wating to be processed.
3244 * archive.cc (should_incldue_member): If the symbol is undefined,
3245 check to see if it is on the list of symbols pending assignment.
3247 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3249 * script-sections.cc (Script_sections::find_memory_region): Check
3250 for a NULL output section pointer.
3252 2010-10-29 Doug Kwan <dougkwan@google.com>
3254 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3255 Output_section::add_relaxed_input_section.
3256 * output.cc (Output_section::add_relaxed_input_section): Add new
3257 arguments LAYOUT and NAME. Set section order index.
3258 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3259 Copy section order index.
3260 * output.h (Output_section::add_relaxed_input_section): Add new
3261 arguments LAYOUT and NAME.
3263 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3265 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3266 NATIVE_OR_CROSS_LINKER.
3267 * testsuite/Makefile.in: Regenerate.
3269 2010-10-20 Doug Kwan <dougkwan@google.com>
3271 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3272 without SHF_LINK_ORDER flags.
3273 * layout.cc (Layout::choose_output_section): Do not filter
3274 SHF_LINK_ORDER flag in a relocatable link.
3276 2010-10-17 Cary Coutant <ccoutant@google.com>
3278 * output.h (Output_segment::set_section_addresses): Change function
3279 signature. Update all callers.
3280 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3282 (Output_segment::set_section_addresses): Align after last TLS
3283 section. Add padding before last relro section instead of after.
3285 2010-10-17 Doug Kwan <dougkwan@google.com>
3287 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3288 GOT output section to be writable.
3290 2010-10-14 Cary Coutant <ccoutant@google.com>
3292 * debug.h (DEBUG_INCREMENTAL): New flag.
3293 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3294 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3296 * incremental.cc (report_command_line): Ignore all forms of
3298 * layout.cc (Layout::Layout): Check parameters for incremental link
3300 * options.cc (General_options::parse_incremental): New function.
3301 (General_options::parse_no_incremental): New function.
3302 (General_options::parse_incremental_full): New function.
3303 (General_options::parse_incremental_update): New function.
3304 (General_options::incremental_mode_): New data member.
3305 (General_options::finalize): Check incremental_mode_.
3306 * options.h (General_options): Update help text for --incremental.
3307 Add --no-incremental, --incremental-full, --incremental-update.
3308 (General_options::Incremental_mode): New enum type.
3309 (General_options::incremental_mode): New function.
3310 (General_options::incremental_mode_): New data member.
3311 * parameters.cc (Parameters::incremental_mode_): New data member.
3312 (Parameters::set_options): Set incremental_mode_.
3313 (Parameters::set_incremental_full): New function.
3314 (Parameters::incremental): New function.
3315 (Parameters::incremental_update): New function.
3316 (set_parameters_incremental_full): New function.
3317 * parameters.h (Parameters::set_incremental_full): New function.
3318 (Parameters::incremental): New function.
3319 (Parameters::incremental_update): New function.
3320 (Parameters::incremental_mode_): New data member.
3321 (set_parameters_incremental_full): New function.
3322 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3323 incremental link mode.
3324 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3325 (Sized_relobj::do_relocate_sections): Likewise.
3326 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3328 * testsuite/Makefile.in: Regenerate.
3329 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3331 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3333 * script-sections.h (class Script_sections): Make
3334 Sections_elements typedef public.
3335 * script-sections.cc (class Sort_output_sections): Add elements_
3336 field. Add constructor which sets it; change all callers.
3337 (Sort_output_sections::is_before): New function.
3338 (Sort_output_sections::operator()): Call is_before.
3339 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3341 * testsuite/script_test_10.sh: New test. Test script section
3343 * testsuite/script_test_10.t: Likewise.
3344 * testsuite/script_test_10.s: Likewise.
3345 * testsuite/Makefile.am: Wrap the cross linker tests and the
3346 common tests into NATIVE_OR_CROSS_LINKER.
3347 (check_SCRIPTS): Add script_test_10.sh.
3348 (check_DATA): Add script_test_10.stdout.
3349 (script_test_10.o, script_test_10): New targets.
3350 (script_test_10.stdout): New target.
3351 * configure, testsuite/Makefile.in: Regenerate.
3353 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3355 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3356 error for the deprecated relocations.
3357 (Target_arm::Scan::global): Likewise.
3358 (Target_arm::Relocate::relocate): Likewise.
3360 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3362 * fileread.cc (Input_file::find_file): Initialize *found_name
3363 and *namep when using the fallback search for case 4.
3365 2010-10-11 Cary Coutant <ccoutant@google.com>
3367 * options.h (class General_options): Redefine -z lazy as an alias for
3368 the negation of -z now.
3370 2010-10-11 Ian Lance Taylor <iant@google.com>
3372 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3375 2010-10-06 Nick Clifton <nickc@redhat.com>
3377 * script-sections.cc(class Memory_region): Remove
3378 current_lma_offset_ field. Rename current_vma_offset_ to
3379 current_offset_. Add last_section_ field.
3380 (Memory_region::get_current_vma_address): Rename to
3381 get_current_address.
3382 (Memory_region::get_current_lma_address): Delete.
3383 (Memory_region::increment_vma_offset): Rename to
3385 (Memory_region::increment_lma_offset): Delete.
3386 (Memory_region::attributes_compatible): New method. Returns
3387 true if the provided section is compatible with the region.
3388 (Memory_region::get_last_section): New method. Returns the last
3389 section to use the region.
3390 (Memory_region::set_last_section): New method. Stores the last
3391 section to use the region.
3392 (Script_sections::block_in_region): New method. Returns true if
3393 a block of memory is contained within a region.
3394 (Script_sections::find_memory_region): New method. Locates a
3395 memory region to be used to set a VMA or LMA address.
3396 (Output_section_definition::set_section_addresses): Add code to
3397 check for addresses set by memory regions.
3398 (Output_segment::set_section_addresses): Remove memory region
3400 (Script_sections::create_segment): Add a warning if a header
3401 segment is created outside of any region.
3402 * script-sections.h (class Script_sections): Add prototypes for
3403 find_memory_region and block_in_region methods.
3404 * testsuite/memory_test.s: Use .long instead of .word.
3405 * testsuite/memory_test.t: Add some more output sections.
3406 * testsuite/memory_test.sh: Update expected output.
3408 2010-10-02 Doug Kwan <dougkwan@google.com>
3410 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3411 defintion to symtab.h
3412 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3413 declaration to defintion.
3415 2010-10-01 Nick Clifton <nickc@redhat.com>
3417 * expression.cc (eval): Replace dummy argument with NULL.
3418 (eval_maybe_dot): Check for a NULL result section pointer.
3419 (Symbol_expression::value): Likewise.
3420 (Dot_expression::value): Likewise.
3421 (BINARY_EXPRESSION): Likewise.
3422 (Max_expression::value): Likewise.
3423 (Min_expression::value): Likewise.
3424 (Absolute_expression::value): Likewise.
3425 (Addr_expression::value_from_output_section): Likewise.
3426 (Loaddddr_expression::value_from_output_section): Likewise.
3427 (Segment_start_expression::value): Likewise.
3428 * script-sections.cc
3429 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3431 (Sections_elememt_dot_assignment::set_section_addresses):
3433 (Output_data_expression::do_write_to_buffer): Likewise.
3434 (Output_section_definition::finalize_symbols): Likewise.
3435 (Output_section_definition::set_section_addresses): Likewise.
3437 2010-09-30 Doug Kwan <dougkwan@google.com>
3439 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3441 2010-09-28 Sriraman Tallam <tmsriram@google.com>
3443 * target.h (Target::can_icf_inline_merge_sections): New virtual
3445 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3447 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3449 * icf.cc (get_section_contents): Inline merge sections only when
3452 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3454 * configure: Regenerate.
3456 2010-09-17 Ian Lance Taylor <iant@google.com>
3458 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
3459 * testsuite/Makefile.am (memory_test.o): New target.
3460 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3462 * testsuite/Makefile.in: Rebuild.
3464 2010-09-17 Doug Kwan <dougkwan@google.com>
3466 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3467 defintion if relocation uses GOT entries of the symbol.
3468 * testsuite/icf_safe_test.sh: Fix test.
3469 * testsuite/icf_safe_so_test.sh: Fix test.
3471 2010-09-16 Cary Coutant <ccoutant@google.com>
3473 * script_sections.cc (class Memory_region): Remove "NULL" from
3474 vector initializations.
3476 2010-09-15 Cary Coutant <ccoutant@google.com>
3478 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3479 Resolve forwarding symbols.
3481 2010-09-15 Doug Kwan <dougkwan@google.com>
3483 * gold/testsuite/script_test_3.t: Add ARM special sections.
3484 * gold/testsuite/script_test_4.t: Same.
3485 * gold/testsuite/script_test_5.t: Same.
3486 * gold/testsuite/script_test_6.t: Same.
3487 * gold/testsuite/script_test_7.t: Same.
3488 * gold/testsuite/script_test_7.t: Same.
3489 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3491 2010-09-14 Cary Coutant <ccoutant@google.com>
3493 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3494 (Target_x86_64::Relocate::relocate_tls): Replace check for
3495 saw_tls_block_reloc_ with test for executable section.
3497 2010-09-12 Cary Coutant <ccoutant@google.com>
3499 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3500 position-independent executables to shared libraries need dynamic
3502 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3503 position-independent executables.
3504 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3505 * testsuite/Makefile.in: Regenerate.
3507 2010-09-10 Nick Clifton <nickc@redhat.com>
3510 * testsuite/memory_test.t: Discard any sections that are not
3513 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3516 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3517 "This::" to work around a bug in gcc 4.2.
3519 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3521 2010-09-09 Rafael Espindola <espindola@google.com>
3523 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3524 sections with different PF_X flags in the same segment.
3525 (Layout::find_first_load_seg): Search all segments to find the first
3527 * options.h (rosegment): New.
3529 2010-09-08 Rafael Espindola <espindola@google.com>
3531 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
3533 2010-09-08 Doug Kwan <dougkwan@google.com>
3535 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3536 (Arm_relobj::do_relocate_sections): Add new parameter for output
3537 file to match the parent.
3538 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3539 of local symbols instead of input values. Update code to track
3540 changes in gold::relocate_section.
3541 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3542 (Sized_relobj::compute_final_local_value_internal): New methods.
3543 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3544 body into private version of Sized_relobj::compute_final_local_value.
3545 Call the inline method.
3546 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3547 merged symbol value if there is one.
3548 (Symbol_value::has_output_value): New method defintiion.
3549 (Sized_relobj::Compute_final_local_value_status): New enum type.
3550 (Sized_relobj::compute_final_local_value): New methods.
3551 (Sized_relobj::compute_final_local_value_internal): New methods.
3552 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3553 and arm_cortex_a8.sh.
3554 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3555 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3557 * Makefile.in: Regenerate.
3558 * testsuite/arm_bl_out_of_range.s: Update test.
3559 * testsuite/thumb_bl_out_of_range.s: Ditto.
3560 * testsuite/thumb_blx_out_of_range.s: Ditto.
3561 * testsuite/arm_branch_out_of_range.sh: New file.
3562 * testsuite/arm_cortex_a8.sh: Ditto.
3563 * testsuite/arm_cortex_a8_b.s: Ditto.
3564 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3565 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3566 * testsuite/arm_cortex_a8_bl.s: Ditto.
3567 * testsuite/arm_cortex_a8_blx.s: Ditto.
3568 * testsuite/arm_cortex_a8_local.s: Ditto.
3569 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3570 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3572 2010-09-08 Rafael Espindola <espindola@google.com>
3574 * Makefile.am (memory_test.stdout): Run readelf with -W.
3575 * Makefile.in: Regenerate.
3576 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3579 2010-09-08 Rafael Espindola <espindola@google.com>
3581 * script-sections.cc (Script_sections::add_memory_region): Convert
3582 field precision to int.
3583 * script.cc (script_set_section_region, script_set_section_region):
3584 Convert field precision to int.
3586 2010-09-08 Rafael Espindola <espindola@google.com>
3588 * arm.cc (do_finalize_sections): Create the __exidx_start and
3589 __exdix_end symbols even when the section is missing.
3591 2010-09-08 Nick Clifton <nickc@redhat.com>
3593 * README: Remove claim that MEMORY is not supported.
3594 * expression.cc (script_exp_function_origin)
3595 (script_exp_function_length): Move from here to ...
3596 * script.cc: ... here.
3597 (script_set_section_region, script_add_memory)
3598 (script_parse_memory_attr, script_include_directive): New
3600 * script-sections.cc
3601 (class Memory_region): New class.
3602 (class Output_section_definition): Add set_memory_region,
3603 set_section_vma, set_section_lma and get_section_name methods.
3604 (class Script_Sections): Add add_memory_region,
3605 find_memory_region, find_memory_region_origin,
3606 find_memory_region_length and set_memory_region methods.
3607 Have set_section_addresses method walk the list of set memory
3609 Extend the print methos to display memory regions.
3610 * script-sections.h: Add prototypes for new methods.
3611 Add enum for MEMORY region attributes.
3612 * yyscript.y: Add support for parsing MEMORY regions.
3613 * script-c.h: Add prototypes for new functions.
3614 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3615 * testsuite/Makefile.in: Regenerate.
3616 * testsuite/memory_test.sh: New script.
3617 * testsuite/memory_test.s: New assembler source file.
3618 * testsuite/memory_test.t: New linker script.
3620 2010-08-27 Doug Kwan <dougkwan@google.com>
3622 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3623 reference override an existing dynamic weak reference.
3624 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3625 * testsuite/Makefile.in: Regenerate.
3626 * testsuite/dyn_weak_ref.sh: New file.
3627 * testsuite/dyn_weak_ref_1.c: Ditto.
3628 * testsuite/dyn_weak_ref_2.c: Ditto.
3630 2010-08-27 Ian Lance Taylor <iant@google.com>
3632 * incremental.h (class Incremental_input_entry): Add virtual
3635 2010-08-27 Ian Lance Taylor <iant@google.com>
3637 * testsuite/start_lib_test_3.c: Mark t3 as used.
3639 2010-08-27 Nick Clifton <nickc@redhat.com>
3641 * options.cc (version_script): Fix small typo in previous
3644 2010-08-25 Nick Clifton <nickc@redhat.com>
3646 * archive.cc: Formatting fixes: Remove whitespace between
3647 typename and following asterisk. Remove whitespace between
3648 function name and opening parenthesis.
3649 * archive.h: Likewise.
3651 * attributes.cc: Likewise.
3652 * attributes.h: Likewise.
3653 * common.cc: Likewise.
3654 * copy-relocs.cc: Likewise.
3655 * dirsearch.h: Likewise.
3656 * dynobj.cc: Likewise.
3657 * ehframe.cc: Likewise.
3658 * ehframe.h: Likewise.
3659 * expression.cc: Likewise.
3660 * fileread.cc: Likewise.
3661 * fileread.h: Likewise.
3663 * gold-threads.cc: Likewise.
3664 * gold.cc: Likewise.
3665 * i386.cc: Likewise.
3667 * incremental-dump.cc: Likewise.
3668 * incremental.cc: Likewise.
3669 * layout.cc: Likewise.
3670 * layout.h: Likewise.
3671 * main.cc: Likewise.
3672 * merge.cc: Likewise.
3673 * merge.h: Likewise.
3674 * object.cc: Likewise.
3675 * object.h: Likewise.
3676 * options.cc: Likewise.
3677 * options.h: Likewise.
3678 * output.cc: Likewise.
3679 * output.h: Likewise.
3680 * plugin.cc: Likewise.
3681 * plugin.h: Likewise.
3682 * powerpc.cc: Likewise.
3683 * reloc.cc: Likewise.
3684 * script-c.h: Likewise.
3685 * script-sections.cc: Likewise.
3686 * script.cc: Likewise.
3687 * stringpool.cc: Likewise.
3688 * symtab.cc: Likewise.
3689 * symtab.h: Likewise.
3690 * target.cc: Likewise.
3691 * timer.cc: Likewise.
3692 * timer.h: Likewise.
3693 * version.cc: Likewise.
3694 * x86_64.cc: Likewise.
3696 2010-08-24 Nick Clifton <nickc@redhat.com>
3699 * layout.cc (segment_precedes): Sort segments by their physical
3700 addresses, if they have been set.
3702 2010-08-23 Cary Coutant <ccoutant@google.com>
3704 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3706 (Lib_group::include_member): Unlock object after deleting its
3708 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3711 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3712 Cary Coutant <ccoutant@google.com>
3714 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3715 constructor, and set_blocker.
3716 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3718 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3719 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3720 * testsuite/Makefile.am (start_lib_test): New test case.
3721 * testsuite/Makefile.in: Regenerate.
3722 * testsuite/start_lib_test_main.c: New file.
3723 * testsuite/start_lib_test_1.c: New file.
3724 * testsuite/start_lib_test_2.c: New file.
3725 * testsuite/start_lib_test_3.c: New file.
3727 2010-08-19 Ian Lance Taylor <iant@google.com>
3729 * Makefile.in: Rebuild with automake 1.11.1.
3730 * aclocal.m4: Likewise.
3731 * testsuite/Makefile.in: Likewise.
3733 2010-08-19 Ian Lance Taylor <iant@google.com>
3736 * i386.cc (class Output_data_plt_i386): Update declarations.
3737 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3738 local_ifuncs_ fields.
3739 (Target_i386::do_plt_section_for_global): New function.
3740 (Target_i386::do_plt_section_for_local): New function.
3741 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3742 parameter; change all callers. Initialize global_ifuncs_ and
3743 local_ifuncs_. If doing a static link define __rel_iplt_start and
3745 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3746 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3747 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3749 (Target_i386::make_plt_section): New function, broken out of
3750 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3751 (Target_i386::make_plt_entry): Call make_plt_section.
3752 (Target_i386::make_local_ifunc_plt_entry): New function.
3753 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3754 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3755 R_386_IRELATIVE to switch.
3756 (Target_i386::Scan::global): Likewise.
3757 (Target_i386::Relocate::relocate): Likewise.
3758 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3760 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3761 (Target_x86_64::do_plt_section_for_global): New function.
3762 (Target_x86_64::do_plt_section_for_local): New function.
3763 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3764 parameter; change all callers. If doing a static link define
3765 __rela_iplt_start and __rela_iplt_end.
3766 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3767 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3768 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3770 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3771 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3773 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3774 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3775 R_X86_64_IRELATIVE to switch.
3776 (Target_x86_64::Scan::global): Likewise.
3777 (Target_x86_64::Relocate::relocate): Likewise.
3778 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3780 * target.h (class Target): Add plt_section_for_global and
3781 plt_section_for_local functions. Add do_plt_section_for_global
3782 and do_plt_section_for_local virtual functions.
3783 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3784 clarifying comments.
3785 (Symbol::use_plt_offset): Handle IFUNC symbol.
3786 * object.cc (Sized_relobj::Sized_relobj): Initialize
3788 (Sized_relobj::local_has_plt_offset): New function.
3789 (Sized_relobj::local_plt_offset): New function.
3790 (Sized_relobj::set_local_plt_offset): New function.
3791 (Sized_relobj::do_count): Handle IFUNC symbol.
3792 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3793 a bit away from input_shndx_ field. Add set_is_func_symbol and
3794 is_ifunc_symbol functions.
3795 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3796 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3797 local_plt_offsets_ field.
3798 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3799 * output.h (class Output_section_data): Add non-const
3800 output_section function.
3801 (class Output_data_got): Update declarations.
3802 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3803 Add use_plt_offset parameter to global and local constructors.
3804 Change all callers. Change local_sym_index_ field to 31 bits.
3805 Change GSYM_CODE and CONSTANT_CODE accordingly.
3806 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3807 doing a static link don't set sh_link field.
3808 (Output_data_got::Got_entry::write): Use PLT offset if
3810 (Output_data_got::add_global_plt): New function.
3811 (Output_data_got::add_local_plt): New function.
3812 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3813 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3814 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3815 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3816 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3818 * testsuite/ifunc-sel.h: New file.
3819 * testsuite/ifuncmain1.c: New file.
3820 * testsuite/ifuncmain1vis.c: New file.
3821 * testsuite/ifuncmod1.c: New file.
3822 * testsuite/ifuncdep2.c: New file.
3823 * testsuite/ifuncmain2.c: New file.
3824 * testsuite/ifuncmain3.c: New file.
3825 * testsuite/ifuncmod3.c: New file.
3826 * testsuite/ifuncmain4.c: New file.
3827 * testsuite/ifuncmain5.c: New file.
3828 * testsuite/ifuncmod5.c: New file.
3829 * testsuite/ifuncmain6pie.c: New file.
3830 * testsuite/ifuncmod6.c: New file.
3831 * testsuite/ifuncmain7.c: New file.
3832 * configure, testsuite/Makefile.in: Rebuild.
3834 2010-08-18 Ian Lance Taylor <iant@google.com>
3837 (Output_section_incremental_inputs::write_input_files): Add cast
3838 to avoid signed/unsigned comparison warning.
3839 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3841 2010-08-12 Cary Coutant <ccoutant@google.com>
3843 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3845 2010-08-13 Ian Lance Taylor <iant@google.com>
3847 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3849 2010-08-12 Cary Coutant <ccoutant@google.com>
3850 Doug Kwan <dougkwan@google.com>
3852 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3853 defintion overrides non-weak undef, remember that the original undef
3855 * symtab.cc (Symbol_table::sized_write_global): For undef without
3856 an original weak binding, set binding to global in output.
3857 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3858 * testsuite/Makefile.in: Regenerate.
3859 * testsuite/strong_ref_weak_def.sh: New file.
3860 * testsuite/strong_ref_weak_def_1.c: Ditto.
3861 * testsuite/strong_ref_weak_def_2.c: Ditto.
3863 2010-08-12 Cary Coutant <ccoutant@google.com>
3865 * testsuite/incremental_test.sh: Rewrite.
3866 * testsuite/incremental_test_1.c: Rewrite.
3867 * testsuite/incremental_test_2.c: Rewrite.
3869 2010-08-12 Cary Coutant <ccoutant@google.com>
3871 * arm.cc (Target_arm::got_size): Add const.
3872 (Target_arm::got_entry_count): New function.
3873 (Target_arm::plt_entry_count): New function.
3874 (Target_arm::first_plt_entry_offset): New function.
3875 (Target_arm::plt_entry_size): New function.
3876 (Output_data_plt_arm::entry_count): New function.
3877 (Output_data_plt_arm::first_plt_entry_offset): New function.
3878 (Output_data_plt_arm::get_plt_entry_size): New function.
3879 * i386.cc (Target_i386::got_size): Add const.
3880 (Target_i386::got_entry_count): New function.
3881 (Target_i386::plt_entry_count): New function.
3882 (Target_i386::first_plt_entry_offset): New function.
3883 (Target_i386::plt_entry_size): New function.
3884 (Output_data_plt_i386::entry_count): New function.
3885 (Output_data_plt_i386::first_plt_entry_offset): New function.
3886 (Output_data_plt_i386::get_plt_entry_size): New function.
3887 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3888 find_incremental_inputs_sections. Dump incremental_got_plt section.
3889 * incremental.cc: Include target.h.
3890 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3891 parameter. Adjust all callers. Find incremental_got_plt section.
3892 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3894 (Output_section_incremental_inputs::set_final_data_size): Calculate
3895 size of incremental_got_plt section.
3896 (Output_section_incremental_inputs::do_write): Write the
3897 incremental_got_plt section.
3898 (Got_plt_view_info): New struct.
3899 (Local_got_offset_visitor): New class.
3900 (Global_got_offset_visitor): New class.
3901 (Global_symbol_visitor_got_plt): New class.
3902 (Output_section_incremental_inputs::write_got_plt): New function.
3903 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3904 Add parameter. Adjust all callers.
3905 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3906 (Incremental_inputs::got_plt_section): New function.
3907 (Incremental_inputs::got_plt_section_): New data member.
3908 (Incremental_got_plt_reader): New class.
3909 * layout.cc (Layout::create_incremental_info_sections): Add the
3910 incremental_got_plt section.
3911 * object.h (Got_offset_list::get_list): New function.
3912 (Got offset_list::for_all_got_offsets): New function.
3913 (Sized_relobj::local_got_offset_list): New function.
3914 * powerpc.cc (Target_powerpc::got_size): Add const.
3915 (Target_powerpc::got_entry_count): New function.
3916 (Target_powerpc::plt_entry_count): New function.
3917 (Target_powerpc::first_plt_entry_offset): New function.
3918 (Target_powerpc::plt_entry_size): New function.
3919 (Output_data_plt_powerpc::entry_count): New function.
3920 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3921 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3922 * sparc.cc (Target_sparc::got_size): Add const.
3923 (Target_sparc::got_entry_count): New function.
3924 (Target_sparc::plt_entry_count): New function.
3925 (Target_sparc::first_plt_entry_offset): New function.
3926 (Target_sparc::plt_entry_size): New function.
3927 (Output_data_plt_sparc::entry_count): New function.
3928 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3929 (Output_data_plt_sparc::get_plt_entry_size): New function.
3930 * symtab.h (Symbol::got_offset_list): New function.
3931 (Symbol_table::for_all_symbols): New function.
3932 * target.h (Sized_target::got_entry_count): New function.
3933 (Sized_target::plt_entry_count): New function.
3934 (Sized_target::plt_entry_size): New function.
3935 * x86_64.cc (Target_x86_64::got_size): Add const.
3936 (Target_x86_64::got_entry_count): New function.
3937 (Target_x86_64::plt_entry_count): New function.
3938 (Target_x86_64::first_plt_entry_offset): New function.
3939 (Target_x86_64::plt_entry_size): New function.
3940 (Output_data_plt_x86_64::entry_count): New function.
3941 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3942 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3944 2010-08-12 Cary Coutant <ccoutant@google.com>
3946 * archive.cc: Include incremental.h.
3947 (Archive::Archive): Initialize incremental_info_.
3948 (Archive::include_member): Record archive members in incremental info.
3949 (Add_archive_symbols::run): Record begin and end of an archive in
3951 (Lib_group::include_member): Record objects in incremental info.
3952 * archive.h (Incremental_archive_entry): Forward declaration.
3953 (Archive::set_incremental_info): New member function.
3954 (Archive::incremental_info): New member function.
3955 (Archive::Unused_symbol_iterator): New class.
3956 (Archive::unused_symbols_begin): New member function.
3957 (Archive::unused_symbols_end): New member function.
3958 (Archive::incremental_info_): New data member.
3959 * incremental-dump.cc (find_input_containing_global): New function.
3960 (dump_incremental_inputs): Dump new incremental info sections.
3961 * incremental.cc: Include symtab.h.
3962 (Output_section_incremental_inputs): New class.
3963 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3964 new incremental info sections.
3965 (Sized_incremental_binary::do_check_inputs): Likewise.
3966 (Incremental_inputs::report_archive): Remove.
3967 (Incremental_inputs::report_archive_begin): New function.
3968 (Incremental_inputs::report_archive_end): New function.
3969 (Incremental_inputs::report_object): New function.
3970 (Incremental_inputs::finalize_inputs): Remove.
3971 (Incremental_inputs::report_input_section): New function.
3972 (Incremental_inputs::report_script): Rewrite.
3973 (Incremental_inputs::finalize): Do nothing but finalize string table.
3974 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3975 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3976 (Incremental_inputs::create_data_sections): New function.
3977 (Incremental_inputs::relocs_entsize): New function.
3978 (Output_section_incremental_inputs::set_final_data_size): New function.
3979 (Output_section_incremental_inputs::do_write): New function.
3980 (Output_section_incremental_inputs::write_header): New function.
3981 (Output_section_incremental_inputs::write_input_files): New function.
3982 (Output_section_incremental_inputs::write_info_blocks): New function.
3983 (Output_section_incremental_inputs::write_symtab): New function.
3984 * incremental.h (Incremental_script_entry): Forward declaration.
3985 (Incremental_object_entry): Forward declaration.
3986 (Incremental_archive_entry): Forward declaration.
3987 (Incremental_inputs): Forward declaration.
3988 (Incremental_inputs_header_data): Remove.
3989 (Incremental_inputs_header): Remove.
3990 (Incremental_inputs_header_write): Remove.
3991 (Incremental_inputs_entry_data): Remove.
3992 (Incremental_inputs_entry): Remove.
3993 (Incremental_inputs_entry_write): Remove.
3994 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3995 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3996 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3997 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3999 (Incremental_input_entry): New class.
4000 (Incremental_script_entry): New class.
4001 (Incremental_object_entry): New class.
4002 (Incremental_archive_entry): New class.
4003 (Incremental_inputs::Incremental_inputs): Initialize new data members.
4004 (Incremental_inputs::report_inputs): Remove.
4005 (Incremental_inputs::report_archive): Remove.
4006 (Incremental_inputs::report_archive_begin): New function.
4007 (Incremental_inputs::report_archive_end): New function.
4008 (Incremental_inputs::report_object): Change prototype.
4009 (Incremental_inputs::report_input_section): New function.
4010 (Incremental_inputs::report_script): Change prototype.
4011 (Incremental_inputs::get_reloc_count): New function.
4012 (Incremental_inputs::set_reloc_count): New function.
4013 (Incremental_inputs::create_data_sections): New function.
4014 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4015 (Incremental_inputs::inputs_section): New function.
4016 (Incremental_inputs::symtab_section): New function.
4017 (Incremental_inputs::relocs_section): New function.
4018 (Incremental_inputs::get_stringpool): Add const.
4019 (Incremental_inputs::command_line): Add const.
4020 (Incremental_inputs::inputs): Remove.
4021 (Incremental_inputs::command_line_key): New function.
4022 (Incremental_inputs::input_file_count): New function.
4023 (Incremental_inputs::input_files): New function.
4024 (Incremental_inputs::relocs_entsize): New function.
4025 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4026 (Incremental_inputs::finalize_inputs): Remove.
4027 (Incremental_inputs::Input_info): Remove.
4028 (Incremental_inputs::lock_): Remove.
4029 (Incremental_inputs::inputs_): Change type.
4030 (Incremental_inputs::inputs_map_): Remove.
4031 (Incremental_inputs::current_object_entry_): New data member.
4032 (Incremental_inputs::inputs_section_): New data member.
4033 (Incremental_inputs::symtab_section_): New data member.
4034 (Incremental_inputs::relocs_section_): New data member.
4035 (Incremental_inputs::reloc_count_): New data member.
4036 (Incremental_inputs_reader): New class.
4037 (Incremental_symtab_reader): New class.
4038 (Incremental_relocs_reader): New class.
4039 * layout.cc (Layout::finalize): Move finalization of incremental info
4040 and creation of incremental info sections to follow finalization of
4041 symbol table. Set offsets for postprocessing sections.
4042 (Layout::create_incremental_info_sections): Call
4043 Incremental_inputs::create_data_sections. Add incremental symtab
4044 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
4045 sections to layout after input sections.
4046 * layout.h (struct Timespec): Forward declaration.
4047 (Layout::incremental_inputs): Add const.
4048 (Layout::create_incremental_info_sections): Add parameter.
4049 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
4050 * object.cc: Include incremental.h.
4051 (Relobj::finalize_incremental_relocs): New function.
4052 (Sized_relobj::do_layout): Record input sections in incremental info.
4053 * object.h (Object::output_section): New function.
4054 (Object::output_section_offset): Moved from Relobj.
4055 (Object::get_incremental_reloc_base): New function.
4056 (Object::get_incremental_reloc_count): New function.
4057 (Object::do_output_section): New function.
4058 (Object::do_output_section_offset): Moved from Relobj.
4059 (Object::do_get_incremental_reloc_base): New function.
4060 (Object::do_get_incremental_reloc_count): New function.
4061 (Object::Object): Initialize new data members.
4062 (Relobj::output_section): Renamed do_output_section and moved to
4064 (Relobj::output_section_offset): Moved to Object.
4065 (Relobj::do_get_incremental_reloc_base): New function.
4066 (Relobj::do_get_incremental_reloc_count): New function.
4067 (Relobj::allocate_incremental_reloc_counts): New function.
4068 (Relobj::count_incremental_reloc): New function.
4069 (Relobj::finalize_incremental_relocs): New function.
4070 (Relobj::next_incremental_reloc_index): New function.
4071 (Relobj::reloc_counts_): New data member.
4072 (Relobj::reloc_bases_): New data member.
4073 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
4074 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
4075 (Sized_relobj::incremental_relocs_scan): New function.
4076 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4077 (Sized_relobj::incremental_relocs_write): New function.
4078 (Sized_relobj::incremental_relocs_write_reltype): New function.
4079 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
4081 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
4082 archives and object files elsewhere.
4083 (Add_symbols::run): Report object files here.
4084 (Finish_group::run): Report end of archive at end of group.
4085 * reloc.cc: Include layout.h, incremental.h.
4086 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
4087 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
4088 (Sized_relobj::incremental_relocs_scan): New function.
4089 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4090 (Sized_relobj::do_relocate_sections): Write incremental relocations.
4091 (Sized_relobj::incremental_relocs_write): New function.
4092 (Sized_relobj::incremental_relocs_write_reltype): New function.
4093 * script.cc (read_input_script): Rewrite test for incremental link.
4094 Change call to Incremental_inputs::report_script.
4095 * symtab.h (Symbol_table::first_global_index): New function.
4096 (Symbol_table::output_count): New function.
4098 2010-08-12 Doug Kwan <dougkwan@google.com>
4100 * arm.cc (Target_arm::merge_object_attributes): Check command line
4101 options --no-wchar-size-warning and --no-enum-size-warning.
4102 * options.h (General_options): Add ld-compatible options
4103 --no-enum-size-warning and --no-wchar-size-warning.
4105 2010-08-04 Ian Lance Taylor <iant@google.com>
4107 * x86_64.cc (Target_x86_64::Scan::local): Use
4108 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
4109 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
4110 (Target_x86_64::Scan::global): Likewise.
4111 (Target_x86_64::Relocate::relocate): Likewise.
4112 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
4115 2010-08-03 Cary Coutant <ccoutant@google.com>
4117 * merge.cc (Output_merge_string::do_add_input_section): Count strings
4118 to reserve space in merged_strings vector. Keep total input size
4120 (Output_merge_string::do_print_merge_stats): Print total input size.
4121 * merge.h (Output_merge_string): Add input_size_ field.
4122 * stringpool.cc (Stringpool_template::string_length): Move
4123 implementations out of Stringpool_template class and place in
4125 * stringpool.h (string_length): Move out of Stringpool_template.
4127 2010-08-03 Ian Lance Taylor <iant@google.com>
4130 * layout.cc (relaxation_loop_body): If address of load segment is
4131 set, adjust address to include headers if possible.
4133 2010-08-03 Ian Lance Taylor <iant@google.com>
4135 * version.cc (version_string): Bump to 1.10.
4137 2010-08-03 Ian Lance Taylor <iant@google.com>
4140 * layout.h (enum Output_section_order): Define.
4141 (class Layout): Update declarations.
4142 * layout.cc (Layout::get_output_section): Add order parameter.
4143 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
4144 is_first_non_relro parameters. Change all callers.
4145 (Layout::choose_output_section): Likewise.
4146 (Layout::add_output_section_data): Likewise.
4147 (Layout::make_output_section): Likewise. Set order.
4148 (Layout::default_section_order): New function.
4149 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
4150 * output.cc (Output_section::Output_section): Initialize order_.
4151 Don't initialize deleted fields.
4152 (Output_segment::Output_segment): Don't initialize deleted
4154 (Output_segment::add_output_section_to_load): New function
4155 replacing add_output_section. Change all callers to call this or
4156 add_output_section_to_nonload.
4157 (Output_segment::add_output_section_to_nonload): New function.
4158 (Output_segment::remove_output_section): Rewrite.
4159 (Output_segment::add_initial_output_data): Likewise.
4160 (Output_segment::has_any_data_sections): Likewise.
4161 (Output_segment::is_first_section_relro): Likewise.
4162 (Output_segment::maximum_alignment): Likewise.
4163 (Output_segment::has_dynamic_reloc): New function replacing
4164 dynamic_reloc_count. Change all callers.
4165 (Output_segment::has_dynamic_reloc_list): New function replacing
4166 dynamic_reloc_count_list. Change all callers.
4167 (Output_segment::set_section_addresses): Rewrite.
4168 (Output_segment::set_offset): Rewrite.
4169 (Output_segment::find_first_and_last_list): Remove.
4170 (Output_segment::set_tls_offsets): Rewrite.
4171 (Output_segment::first_section_load_address): Likewise.
4172 (Output_segment::output_section_count): Likewise.
4173 (Output_segment::section_with_lowest_load_address): Likewise.
4174 (Output_segment::write_section_headers): Likewise.
4175 (Output_segment::print_sections_to_map): Likewise.
4176 * output.h (class Output_data): Remove dynamic_reloc_count_
4177 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
4178 (Output_data::add_dynamic_reloc): Rewrite.
4179 (Output_data::has_dynamic_reloc): New function.
4180 (Output_data::dynamic_reloc_count): Remove.
4181 (class Output_section): Add order_ field. Remvoe is_relro_local_,
4182 is_last_relro_, is_first_non_relro_, is_interp_,
4183 is_dynamic_linker_section_ fields. Add order and set_order
4184 functions. Remove is_relro_local, set_is_relro_local,
4185 is_last_relro, set_is_last_relro, is_first_non_relro,
4186 set_is_first_non_relro functions, is_interp, set_is_interp,
4187 is_dynamic_linker_section, and set_is_dynamic_linker_section
4189 (class Output_segment): Change Output_data_list from std::list to
4190 std:;vector. Add output_lists_ field. Remove output_data_ and
4191 output_bss_ fields. Update declarations.
4193 2010-08-02 Ian Lance Taylor <iant@google.com>
4195 * arm.cc (Target_arm::gc_process_relocs): Use typename.
4196 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
4197 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
4199 2010-08-02 Ian Lance Taylor <iant@google.com>
4202 * script.cc (Script_options::Script_options): Initialize
4203 symbol_definitions_ and symbol_references_.
4204 (Script_options::add_symbol_assignment): Update
4205 symbol_definitions_ and symbol_references_.
4206 (Script_options::add_symbol_reference): New function.
4207 (script_symbol): New function.
4208 * script.h (class Script_options): Add symbol_definitions_ and
4209 symbol_references_ fields.
4210 (Script_options::referenced_const_iterator): New type.
4211 (Script_options::referenced_begin): New function.
4212 (Script_options::referenced_end): New function.
4213 (Script_options::is_referenced): New function.
4214 (Script_options::any_unreferenced): New function.
4215 * script-c.h (script_symbol): Declare.
4216 * yyscript.y (exp): Call script_symbol.
4217 * symtab.cc: Include "script.h".
4218 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4219 Change all callers. Check symbols referenced by scripts.
4220 (Symbol_table::add_undefined_symbols_from_command_line): Add
4221 layout parameter. Change all callers.
4222 (Symbol_table::do_add_undefined_symbols_from_command_line):
4223 Likewise. Break out loop body. Check symbols referenced by
4225 (Symbol_table::add_undefined_symbol_from_command_line): New
4226 function broken out of
4227 do_add_undefined_symbols_from_command_line.
4228 * symtab.h (class Symbol_table): Update declarations.
4229 * archive.cc: Include "layout.h".
4230 (Archive::should_include_member): Add layout parameter. Change
4231 all callers. Check for symbol mentioned in expression.
4232 * archive.h (class Archive): Update declaration.
4233 * object.cc (Sized_relobj::do_should_include_member): Add layout
4235 * object.h (Object::should_include_member): Add layout parameter.
4237 (Object::do_should_include_member): Add layout parameter.
4238 (class Sized_relobj): Update declaration.
4239 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4241 * dynobj.h (class Sized_dynobj): Update declaration.
4242 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4244 * plugin.h (class Sized_pluginobj): Update declaration.
4246 2010-08-02 Ian Lance Taylor <iant@google.com>
4249 * output.cc (Output_segment::set_offset): Search for the first and
4250 last sections rather than assuming that the list is in order.
4251 (Output_segment::find_first_and_last_list): New function.
4252 * output.h (class Output_segment): Update declarations.
4253 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4254 (relro_strip_test_SOURCES): New variable.
4255 (relro_strip_test_DEPENDENCIES): New variable.
4256 (relro_strip_test_LDFLAGS): New variable.
4257 (relro_strip_test_LDADD): New variable.
4258 (relro_strip_test.so): New target.
4260 2010-08-02 Ian Lance Taylor <iant@google.com>
4262 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4263 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4264 (Target_i386::got_tlsdesc_section): New function.
4265 (Target_i386::got_section): Create space for GOT entries for
4266 TLSDESC relocations.
4267 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4269 (Target_i386::Scan::global): Likewise.
4270 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4272 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4273 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4274 (Target_x86_64::got_tlsdesc_section): New function.
4275 (Target_x86_64::got_section): Create space for GOT entries for
4276 TLSDESC relocations.
4277 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4279 (Target_x86_64::Scan::global): Likewise.
4280 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4283 2010-08-02 Ian Lance Taylor <iant@google.com>
4285 * testsuite/final_layout.sh: Use dc to convert from hex to
4288 2010-07-29 Sriraman Tallam <tmsriram@google.com>
4290 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4291 paramter to the call to gold::gc_process_relocs.
4292 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4293 paramter to the call to gold::gc_process_relocs.
4294 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4295 parameter to the call to gold::gc_process_relocs.
4296 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4297 template parameter to the call to gold::gc_process_relocs.
4298 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4299 paramter to the call to gold::gc_process_relocs.
4300 * gc.h (get_embedded_addend_size): New function.
4301 (gc_process_relocs): Save the size of the reloc for use by ICF.
4302 * icf.cc (get_section_contents): Get the addend from the text section
4303 for SHT_REL relocation sections.
4304 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4305 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4306 * int_encoding.h (read_from_pointer): New overloaded function.
4307 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4308 * testsuite/icf_sht_rel_addend_test.sh: New file.
4309 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4310 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4312 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4314 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4315 * Makefile.in: Regenerate.
4316 * testsuite/Makefile.in: Regenerate.
4318 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4320 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4321 * gold/testsuite/debug_msg.cc: Likewise.
4322 * gold/testsuite/odr_violation1.cc
4323 * gold/testsuite/odr_violation2.cc
4325 2010-07-21 Cary Coutant <ccoutant@google.com>
4327 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4328 string, and length fields.
4329 (Output_merge_string::Merged_strings_list): New type.
4330 (Output_merge_string::Merged_strings_lists): New typedef.
4331 (Output_merge_string): Replace merged_strings_ with
4332 merged_strings_lists_.
4333 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4334 Merged_strings_list per input object and section. Don't store pointer
4335 to the string. Don't store length with each merged string entry.
4336 (Output_merge_string::finalize_merged_data): Loop over list of merged
4337 strings lists. Recompute length of each merged string.
4339 2010-07-15 Cary Coutant <ccoutant@google.com>
4341 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4344 2010-07-14 Ian Lance Taylor <iant@google.com>
4346 * descriptors.cc (Descriptors::open): Report correct name in error
4349 2010-07-13 Doug Kwan <dougkwan@google.com>
4351 * arm.cc (Arm_input_section::Arm_input_section): For a
4352 SHT_ARM_EXIDX section, always keeps the input sections.
4353 (Arm_input_section::set_exidx_section_link): New method.
4354 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4355 has_errors_ to false.
4356 (Arm_exidx_input_section::has_errors,
4357 Arm_exidx_input_section::set_has_errors): New methods.
4358 (Arm_exidx_input_section::has_errors_): New data member.
4359 (Arm_relobj::get_exidx_shndx_list): New method.
4360 (Arm_output_section::append_text_sections_to_list): Do not skip
4361 section without SHF_EXECINSTR.
4362 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4364 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4365 section header. Make error messages more verbose. Check for
4366 a non-executable section linked to an EXIDX section.
4367 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4368 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4369 check that there is no deferred EXIDX section if we exit early.
4370 Instead of not making an EXIDX section in case of an error, make one
4371 and set the has_errors flag of it.
4372 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4373 in a relocatable link.
4374 (Target_arm::do_relax): Look for the EXIDX output section instead of
4375 assuming that it is called .ARM.exidx.
4376 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4377 section list. Do not check for SHF_EXECINSTR section flags but
4378 skip any input section with errors.
4379 * output.cc (Output_section::Output_section): Initialize
4380 always_keeps_input_sections_ to false.
4381 (Output_section::add_input_section): Check for
4382 always_keeps_input_sections_.
4383 * output.h (Output_section::always_keeps_input_sections,
4384 Output_section::set_always_keeps_input_sections): New methods.
4385 (Output_section::always_keeps_input_sections): New data member.
4387 2010-07-13 Rafael Espindola <espindola@google.com>
4389 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4390 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4392 2010-07-13 Philip Herron <herron.philip@googlemail.com>
4393 Ian Lance Taylor <iant@google.com>
4395 * output.h (Output_section_lookup_maps::add_merge_section):
4396 Correct check of whether value was inserted.
4397 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4398 (Output_section_lookup_maps::add_relaxed_input_section):
4400 * arm.cc (Target_arm::got_section): Remove used local os.
4401 * i386.cc (Target_i386::got_section): Likewise.
4402 * x86_64.cc (Target_x86_64::got_section): Likewise.
4403 * sparc.cc (Target_sparc::got_section): Likewise.
4404 (Target_sparc::relocate): Remove unused local have_got_offset.
4405 * powerpc.cc (Target_powerpc::relocate): Likewise.
4407 2010-07-13 Ian Lance Taylor <iant@google.com>
4409 * compressed_output.cc (zlib_decompress): Fix signature in
4412 * archive.cc (Archive::include_member): Unlock an external member
4413 of a thin archive. Don't bother to delete an object we know is
4416 2010-07-12 Cary Coutant <ccoutant@google.com>
4418 * compressed_output.cc (zlib_decompress): New function.
4419 (get_uncompressed_size): New function.
4420 (decompress_input_section): New function.
4421 * compressed_output.h (get_uncompressed_size): New function.
4422 (decompress_input_section): New function.
4423 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4424 Handle compressed debug sections.
4425 * layout.cc (is_compressed_debug_section): New function.
4426 (Layout::output_section_name): Map compressed section names to
4428 * layout.h (is_compressed_debug_section): New function.
4429 (is_debug_info_section): Recognize compressed debug sections.
4430 * merge.cc: Include compressed_output.h.
4431 (Output_merge_data::do_add_input_section): Handle compressed
4433 (Output_merge_string::do_add_input_section): Handle compressed
4435 * object.cc: Include compressed_output.h.
4436 (Sized_relobj::Sized_relobj): Initialize new data members.
4437 (build_compressed_section_map): New function.
4438 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4439 * object.h (Object::section_is_compressed): New method.
4440 (Object::do_section_is_compressed): New method.
4441 (Sized_relobj::Compressed_section_map): New type.
4442 (Sized_relobj::do_section_is_compressed): New method.
4443 (Sized_relobj::compressed_sections_): New data member.
4444 * output.cc (Output_section::add_input_section): Handle compressed
4446 * reloc.cc: Include compressed_output.h.
4447 (Sized_relobj::write_sections): Handle compressed debug sections.
4449 2010-07-08 Cary Coutant <ccoutant@google.com>
4451 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4452 weak when resolving to a dynamic def.
4453 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4454 for weak undef/dynamic def cases. Adjust callers.
4455 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4456 undef_binding_weak_.
4457 (Symbol_table::sized_write_globals): Adjust symbol binding.
4458 (Symbol_table::sized_write_symbol): Add binding parameter.
4459 * symtab.h (Symbol::set_undef_binding): New method.
4460 (Symbol::is_undef_binding_weak): New method.
4461 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4462 (Symbol_table::should_override): Add new parameter.
4463 (Symbol_table::sized_write_symbol): Add new parameter.
4465 * testsuite/weak_undef_file1.cc: Add new test case.
4466 * testsuite/weak_undef_file2.cc: Fix header comment.
4467 * testsuite/weak_undef_test.cc: Add new test case.
4469 2010-06-29 Doug Kwan <dougkwan@google.com>
4471 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4472 Initialize USE_SYMBOL_.
4473 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4475 (Arm_reloc_property::uses_symbol_): New data member declaration.
4476 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4477 uses symbol value and symbol is undefined but not weakly undefined.
4479 2010-06-28 Rafael Espindola <espindola@google.com>
4481 * plugin.cc (Plugin::load): Use dlerror.
4483 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4485 * symtab.cc (detect_odr_violations): When reporting an ODR
4486 violation, report an object where the symbol is defined.
4488 2010-06-25 Doug Kwan <dougkwan@google.com>
4490 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4491 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4493 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4494 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4495 target hook to detect function points.
4496 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4497 * icf.h (Icf::check_section_for_function_pointers): Change type of
4498 parameter SECTION_NAME to const reference to std::string. Use
4499 target hook to determine if section may have unsafe pointers.
4500 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4503 2010-06-21 Rafael Espindola <espindola@google.com>
4505 * fileread.cc (Input_file::find_fie): New
4506 (Input_file::open): Use Input_file::find_fie.
4507 * fileread.h (Input_file::find_fie): New
4508 * plugin.cc (set_extra_library_path): New.
4509 (Plugin::load): Add set_extra_library_path to the transfer vector.
4510 (Plugin_manager::set_extra_library_path): New.
4511 (Plugin_manager::add_input_file): Use the extra search path if set.
4512 (set_extra_library_path(): New.
4513 * plugin.h (Plugin_manager): Add set_extra_library_path and
4516 2010-06-19 Cary Coutant <ccoutant@google.com>
4518 * layout.cc (gdb_sections): Add .debug_types.
4519 (lines_only_debug_sections): Likewise.
4521 2010-06-18 Rafael Espindola <espindola@google.com>
4523 * plugin.cc (add_input_file,add_input_library)
4524 (Plugin_manager::add_input_file): Make filename arguments const.
4525 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4528 2010-06-16 Doug Kwan <dougkwan@google.com>
4530 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4531 .ARM.attributes section if we have not merged any input
4532 attributes sections.
4534 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4536 * arm.cc: Allow combining objects with no EABI version
4539 2010-06-15 Rafael Espindola <espindola@google.com>
4541 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4543 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4545 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4546 (struct iovec): Correct !HAVE_READV definition.
4548 2010-06-10 Cary Coutant <ccoutant@google.com>
4550 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4551 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4553 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4556 * symtab.h (Symbol::is_placeholder): New member function.
4557 * target-reloc.h (relocate_section): Check for placeholder symbols.
4559 * testsuite/Makefile.am (plugin_test_8): New test.
4560 (plugin_test_9): New test.
4561 * testsuite/Makefile.in: Regenerate.
4563 2010-06-09 Nick Clifton <nickc@redhat.com>
4565 * yyscript.y (input_list_element): Allow strings prefixed with
4566 the '-' character. Treat these as libraries.
4567 * script.cc (script_add_library): New function. Adds a library
4568 specified by "-l<name>" found in an input script.
4569 * script-c.h: Add prototype for script_add_library.
4571 2010-06-07 Doug Kwan <dougkwan@google.com>
4573 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4574 Restrict stub-group size to be within long conditional branch
4575 range when working around cortex-A8 erratum.
4577 2010-06-07 Damien Diederen <dd@crosstwine.com>
4579 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4582 2010-06-03 Sriraman Tallam <tmsriram@google.com>
4586 (Output_section::Input_section_sort_entry::compare_section_ordering):
4587 Change to return non-zero correctly.
4588 (Output_section::Input_section_sort_section_order_index_compare
4589 ::operator()): Change to fix ambiguity in comparisons.
4591 2010-06-01 Sriraman Tallam <tmsriram@google.com>
4593 * gold.h (is_wildcard_string): New function.
4594 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4595 (Layout::layout_eh_frame): Ditto.
4596 (Layout::find_section_order_index): New method.
4597 (Layout::read_layout_from_file): New method.
4598 * layout.h (Layout::find_section_order_index): New method.
4599 (Layout::read_layout_from_file): New method.
4600 (Layout::input_section_position_): New private member.
4601 (Layout::input_section_glob_): New private member.
4602 * main.cc (main): Call read_layout_from_file here.
4603 * options.h (--section-ordering-file): New option.
4604 * output.cc (Output_section::input_section_order_specified_): New
4606 (Output_section::Output_section): Initialize new member.
4607 (Output_section::add_input_section): Add new parameter.
4608 Keep input sections when --section-ordering-file is used.
4609 (Output_section::set_final_data_size): Sort input sections when
4610 section ordering file is specified.
4611 (Output_section::Input_section_sort_entry): Add new parameter.
4613 (Output_section::Input_section_sort_entry::compare_section_ordering):
4615 (Output_section::Input_section_sort_compare::operator()): Change to
4616 consider section_order_index.
4617 (Output_section::Input_section_sort_init_fini_compare::operator()):
4618 Change to consider section_order_index.
4619 (Output_section::Input_section_sort_section_order_index_compare
4620 ::operator()): New method.
4621 (Output_section::sort_attached_input_sections): Change to sort
4622 according to section order when specified.
4623 (Output_section::add_input_section<32, true>): Add new parameter.
4624 (Output_section::add_input_section<64, true>): Add new parameter.
4625 (Output_section::add_input_section<32, false>): Add new parameter.
4626 (Output_section::add_input_section<64, false>): Add new parameter.
4627 * output.h (Output_section::add_input_section): Add new parameter.
4628 (Output_section::input_section_order_specified): New
4630 (Output_section::set_input_section_order_specified): New method.
4631 (Input_section::Input_section): Initialize section_order_index_.
4632 (Input_section::section_order_index): New method.
4633 (Input_section::set_section_order_index): New method.
4634 (Input_section::section_order_index_): New member.
4635 (Input_section::Input_section_sort_section_order_index_compare): New
4637 (Output_section::input_section_order_specified_): New member.
4638 * script-sections.cc (is_wildcard_string): Delete and move modified
4640 (Output_section_element_input::Output_section_element_input): Modify
4641 call to is_wildcard_string.
4642 (Output_section_element_input::Input_section_pattern
4643 ::Input_section_pattern): Ditto.
4644 (Output_section_element_input::Output_section_element_input): Ditto.
4645 * testsuite/Makefile.am (final_layout): New test case.
4646 * testsuite/Makefile.in: Regenerate.
4647 * testsuite/final_layout.cc: New file.
4648 * testsuite/final_layout.sh: New file.
4650 2010-06-01 Rafael Espindola <espindola@google.com>
4652 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4654 2010-06-01 Rafael Espindola <espindola@google.com>
4656 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4657 visibility of symbols.
4659 2010-05-27 Doug Kwan <dougkwan@google.com>
4661 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4662 from start of output section instead of address for a local symbol
4663 in a merged or relaxed section when doing a relocatable link.
4665 2010-05-26 Rafael Espindola <espindola@google.com>
4668 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4669 adding sections the garbage collector removed.
4670 * gold/testsuite/Makefile.am: Add test.
4671 * gold/testsuite/Makefile.in: Regenerate.
4672 * gold/testsuite/plugin_test_7.sh: New.
4673 * gold/testsuite/plugin_test_7_1.c: New.
4674 * gold/testsuite/plugin_test_7_2.c: New.
4676 2010-05-26 Rafael Espindola <espindola@google.com>
4678 * script-sections.cc (Output_section_definition::set_section_addresses):
4679 Check for --section-start.
4681 2010-05-26 Doug Kwan <dougkwan@google.com>
4683 * arm.cc (Arm_scan_relocatable_relocs): New class.
4684 (Target_arm::relocate_special_relocatable): New method.
4685 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4686 (Arm_relocate_functions::thumb_branch_common): Same.
4687 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4688 instead of Default_scan_relocatable_relocs.
4689 * target-reloc.h (relocate_for_relocatable): Let target handle
4690 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4691 * target.h (Sized_target::relocate_special_relocatable): New method.
4693 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4695 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4697 2010-05-23 Doug Kwan <dougkwan@google.com>
4699 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4701 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4702 with a direct branch, not a conditional branch, to a stub.
4703 * merge.cc (Output_merge_base::record_input_section): New method
4705 (Output_merge_data::do_add_input_section): Record input section if
4706 keeps-input-sections flag is set.
4707 (Output_merge_string::do_add_input_section): Ditto.
4708 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4709 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4711 (Output_merge_base::keeps_input_sections,
4712 Output_merge_base::set_keeps_input_sections,
4713 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4715 (Output_merge_base::Input_sections): New type declaration.
4716 (Output_merge_base::input_sections_begin,
4717 Output_merge_base::input_sections_end,
4718 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4719 (Output_merge_base::bool keeps_input_sections_,
4720 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4721 Output_merge_base::input_sections_): New data members.
4722 (Output_merge_data::do_set_keeps_input_sections): New method
4724 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4725 * output.cc (Output_section::Input_section::relobj): Move method
4726 defintion from class declaration to here and handle merge sections.
4727 (Output_section::Input_section::shndx): Ditto.
4728 (Output_section::Output_section): Remove initializations of removed
4729 data members and initialize new data member LOOKUP_MAPS_.
4730 (Output_section::add_input_section): Set keeps-input-sections flag
4731 for a newly created merge output section as appropriate. Adjust code
4732 to use Output_section_lookup_maps class.
4733 (Output_section::add_relaxed_input_section): Adjst code for lookup
4734 maps code refactoring.
4735 (Output_section::add_merge_input_section): Add a new parameter
4736 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4737 class. If adding input section to a newly created merge output
4738 section fails, remove the new merge section.
4739 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4740 Adjust code for use of the Output_section_lookup_maps class.
4741 (Output_section::find_merge_section): Ditto.
4742 (Output_section::build_lookup_maps): New method defintion.
4743 (Output_section::find_relaxed_input_section): Adjust code to use
4744 Output_section_lookup_maps class.
4745 (Output_section::get_input_sections): Export merge sections. Adjust
4746 code to use Output_section_lookup_maps class.
4747 (Output_section:::add_script_input_section): Adjust code to use
4748 Output_section_lookup_maps class. Update lookup maps for merge
4750 (Output_section::discard_states): Use Output_section_lookup_maps.
4751 (Output_section::restore_states): Same.
4752 * output.h (Merge_section_properties): Move class defintion out of
4754 (Output_section_lookup_maps): New class.
4755 (Output_section::Input_section::is_merge_section): New method
4757 (Output_section::Input_section::relobj): Move defintion out of class
4758 defintion. Declare method only.
4759 (Output_section::Input_section::shndx): Ditto.
4760 (Output_section::Input_section::output_merge_base): New method defintion.
4761 (Output_section::Input_section::u2_.pomb): New union field.
4762 (Output_section::Merge_section_by_properties_map,
4763 Output_section::Output_section_data_by_input_section_map,
4764 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4766 (Output_section::add_merge_input_section): Add new parameter
4767 KEEPS_INPUT_SECTIONS.
4768 (Output_section::build_lookup_maps): New method declaration.
4769 (Output_section::merge_section_map_,
4770 Output_section::merge_section_by_properties_map_,
4771 Output_section::relaxed_input_section_map_,
4772 Output_section::is_relaxed_input_section_map_valid_): Remove data
4774 (Output_section::lookup_maps_): New data member.
4776 2010-05-21 Doug Kwan <dougkwan@google.com>
4779 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4780 avoid a compilation error.
4782 2010-05-19 Rafael Espindola <espindola@google.com>
4784 * script-sections.cc (Output_section_definition::allocate_to_segment):
4785 Update the phdrs_list even when the output section is NULL.
4786 * testsuite/Makefile.am: Add test.
4787 * testsuite/Makefile.in: Regenerate.
4788 * testsuite/script_test_9.cc: New.
4789 * testsuite/script_test_9.sh: New.
4790 * testsuite/script_test_9.t: New.
4792 2010-05-19 Doug Kwan <dougkwan@google.com>
4794 * arm.cc (Arm_input_section::original_size): New method.
4795 (Arm_input_section::do_addralign): Add a cast.
4796 (Arm_input_section::do_output_offset): Remove static cast.
4797 (Arm_input_section::original_addralign,
4798 Arm_input_section::original_size_): Change type to uint32_t.
4799 (Arm_input_section::init): Add safe casts for section alignment
4801 (Arm_input_section::set_final_data_size): Do not set address and
4802 offset of stub table.
4803 (Arm_output_section::fix_exidx_coverage): Change use of of
4804 Output_section::Simple_input_section to that of
4805 Output_section::Input_section.
4806 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4807 except for the first pass.
4808 * output.cc (Output_section::get_input_sections): Change type of
4809 input_sections to std::list<Input_section>.
4810 (Output_section::add_script_input_section): Rename from
4811 Output_section::add_simple_input_section. Change type of SIS
4812 parameter from Simple_input_section to Input_section.
4813 * output.h (Output_section::Simple_input_section): Remove class.
4814 (Output_section::Input_section): Change class visibility to public.
4815 (Output_section::Input_section::addralign): Use stored alignments
4816 for special input sections if set.
4817 (Output_section::Input_section::set_addralign): New method.
4818 (Output_section::get_input_sections): Change parameter type from
4819 list of Simple_input_section to list of Input_section.
4820 (Output_section::add_script_input_section): Rename from
4821 Output_section::add_simple_input_section. Change first parameter's
4822 type from Simple_input_section to Input_section and remove the
4823 second and third parameters.
4824 * script-sections.cc (Input_section::Input_section_list): Change
4825 type to list of Output_section::Input_section/
4826 (Input_section_info::Input_section_info): Change parameter type of
4827 INPUT_SECTION to Output_section::Input_section.
4828 (Input_section_info::input_section): Change return type.
4829 (Input_section_info::input_section_): Change type to
4830 Output_section::Input_section.
4831 (Output_section_element_input::set_section_addresses): Adjust code
4832 to use Output_section::Input_section instead of
4833 Output_section::Simple_input_section. Adjust code for renaming
4834 of Output_section::add_simple_input_section.
4835 (Orphan_output_section::set_section_addresses): Ditto.
4837 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4839 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4840 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4842 2010-05-18 Rafael Espindola <espindola@google.com>
4844 * options.cc (General_options::finalize): Handle -nostdlib.
4845 * options.h (nostdlib): New option.
4846 * script.cc (script_add_search_dir): Handle -nostdlib.
4848 2010-05-12 Doug Kwan <dougkwan@google.com>
4850 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4851 attributes section only if there no attributes section after merging.
4852 (Target_arm::merge_object_attributes): Move value of
4853 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4854 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4855 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4856 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4857 and arm_attr_merge_7.stdout.
4858 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4859 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4860 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4861 arm_attr_merge_7b.o): New rules.
4862 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4864 * testsuite/Makefile.in: Regenerate.
4865 * testsuite/arm_attr_merge.sh: New file.
4866 * testsuite/arm_attr_merge_[67][ab].s: Same.
4868 2010-05-05 Nick Clifton <nickc@redhat.com>
4870 * po/es.po: Updated Spanish translation.
4872 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4874 * Makefile.am (install-exec-local): Properly install gold as
4875 default cross linker.
4876 * Makefile.in: Regenerated.
4878 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4879 Nick Clifton <nickc@redhat.com>
4881 * configure.ac (install_as_default): Define and set to false
4882 unless --enable-gold or --enable-gold=both/gold has been
4884 * configure: Regenerate.
4886 * Makefile.am (install-exec-local): Install the executable as
4887 'ld.gold'. If install_as_default is true then also install it as
4889 * Makefile.in: Regenerated.
4891 2010-04-24 Ian Lance Taylor <iant@google.com>
4893 * layout.cc (Layout::layout_reloc): In relocatable link don't
4894 combine reloc sections for grouped sections.
4896 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4898 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4899 sections that are not ordinary to icf.
4900 * icf.cc (get_section_contents): Handle relocation pointing to section
4901 with no object or shndx information.
4902 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4903 * testsuite/Makefile.in: Regenerate.
4904 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4905 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4907 2010-04-22 Ian Lance Taylor <iant@google.com>
4909 * expression.cc (Expression::Expression_eval_info): Add
4910 result_alignment_pointer field.
4911 (Expression::eval_with_dot): Add result_alignment_pointer
4912 parameter. Change all callers.
4913 (Expression::eval_maybe_dot): Likewise.
4914 (class Binary_expression): Add alignment_pointer parameter to
4915 left_value and right_value. Change all callers.
4916 (BINARY_EXPRESSION): Set result alignment.
4917 (class Trinary_expression): Add alignment_pointer parameter to
4918 arg2_value and arg3_value. Change all callers.
4919 (Trinary_cond::value): Set result alignment.
4920 (Max_expression::value, Min_expression::value): Likewise.
4921 (Align_expression::value): Likewise.
4922 * script-sections.cc (class Sections_element): Add dot_alignment
4923 parameter to set_section_addresses virtual function. Update
4925 (class Output_section_element): Likewise.
4926 (Script_sections::create_segments): Add dot_alignment parameter.
4928 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4929 (Script_sections::set_phdrs_clause_addresses): Likewise.
4930 * script-sections.h: Update declarations.
4931 * script.h: Update declarations.
4932 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4934 * testsuite/script_test_3.t: Set large alignment.
4935 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4936 segment has expected alignment.
4938 2010-04-22 Nick Clifton <nickc@redhat.com>
4940 * po/gold.pot: Updated by the Translation project.
4941 * po/vi.po: Updated Vietnamese translation.
4943 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4945 * testsuite/Makefile.am (check_PROGRAMS): Add
4946 icf_virtual_function_folding_test.
4947 * testsuite/Makefile.in: Regenerated.
4949 2010-04-15 Andrew Haley <aph@redhat.com>
4951 * options.h (merge_exidx_entries): New option.
4952 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4953 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4954 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4955 (Target_arm::merge_exidx_entries): New function.
4956 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4957 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4958 to Arm_exidx_fixup constructor.
4959 Add new arg, merge_exidx_entries.
4960 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4961 Arm_output_section::fix_exidx_coverage.
4963 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4965 * icf.cc (get_section_contents): Check for preemptible functions.
4966 Ignore addend when appropriate.
4967 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4969 (add_from_relobj): Check for section folded.
4970 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4971 * symtab.h (should_add_dynsym_entry): Add new parameter.
4972 * target-reloc.h (scan_relocs): Check for section folded.
4973 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4974 Check reloc types for function pointers in shared objects.
4975 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4977 (icf_preemptible_functions_test): New test case.
4978 (icf_string_merge_test): New test case.
4979 * testsuite.Makefile.in: Regenerate.
4980 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4981 bar_glob. Refactor code.
4982 * testsuite/icf_preemptible_functions_test.cc: New file.
4983 * testsuite/icf_preemptible_functions_test.sh: New file.
4984 * testsuite/icf_string_merge_test.cc: New file.
4985 * testsuite/icf_string_merge_test.sh: New file.
4986 * testsuite/icf_virtual_function_folding_test.cc: New file.
4987 * testsuite/icf_virtual_function_folding_test.sh: New file.
4989 2010-04-14 Doug Kwan <dougkwan@google.com>
4991 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4992 for local symbol recounting if we remove a section due to ICF.
4993 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4994 there are no regular objects in input.
4996 2010-04-13 Doug Kwan <dougkwan@google.com>
4998 * arm.cc (Arm_input_section::set_final_data_size): Compute
4999 accurate final data size instead of using current data size.
5001 2010-04-09 Doug Kwan <dougkwan@google.com>
5003 * layout.cc (Layout::choose_output_section): Handle script section
5005 (Layout::make_output_section_for_script): Add section type parameter.
5006 Handle script section types.
5007 * layout.h (Layout::make_output_section_for_script): Add section
5009 * output.cc (Output_section::Output_section): Initialize data member
5011 (Output_section::do_reset_address_and_file_offset): Do not set address
5012 to 0 if section is a NOLOAD section.
5013 * output.h (Output_section::is_noload): New method.
5014 (Output_section::set_is_noload): Ditto.
5015 (Output_section::is_noload_): New data member.
5016 * script-c.h (Script_section_type): New enum type.
5017 (struct Parser_output_section_header): Add new file section_type.
5018 * script-sections.cc (Sections_element::output_section_name): Add
5019 parameter for returning script section type.
5020 (Output_section_definition::output_section_name): Ditto.
5021 (Output_section_definition::section_type)P; New method.
5022 (Output_section_definiton::script_section_type_name): Ditto.
5023 (Output_section_definition::script_section_type_): New data member.
5024 (Output_section_definition::Output_section_definition): Initialize
5025 data member Output_section_definition::script_section_type_.
5026 (Output_section_definition::create_sections): Pass script section type
5027 to Layout::make_output_section_for_script.
5028 (Output_section_definition::output_section_name): Return script
5029 section type to caller.
5030 (Output_section_definition::set_section_address): Do not advance
5031 dot value and load address if section type is NOLOAD. Set address
5032 of NOLOAD sections regardless of section flags.
5033 (Output_section_definition::print): Print section type if it is
5034 not SCRIPT_SECTION_TYPE_NONE.
5035 (Output_section_definition::section_type): New method.
5036 (Output_section_definition::script_section_type_name): Ditto.
5037 (Script_sections::output_section_name): Add new parameter
5038 PSECTION_TYPE for returning script section type. Pass it to
5039 section elements. Handle discard sections.
5040 (Sort_output_sections::operator()): Handle NOLOAD sections.
5041 * script-sections.h (Script_sections::Section_type): New enum type.
5042 (Script_sections::output_section_name): Add a new parameter for
5043 returning script section type.
5044 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
5046 * yyscript.y (union): Add new field SECTION_TYPE.
5047 (COPY, DSECT, INFO, NOLOAD): New tokens.
5048 (opt_address_and_section_type): Change type to output_section_header.
5049 (section_type): New non-terminal
5050 (section_header): Handle section type.
5051 (opt_address_and_section_type): Return section type value.
5053 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
5055 * testsuite/plugin_common_test_1.c (foo): Add prototype.
5056 * testsuite/plugin_common_test_2.c (foo): Likewise.
5058 2010-04-08 Doug Kwan <dougkwan@google.com>
5060 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
5062 * output.cc (Output_section::add_merge_input_section): Simplify
5063 code and return status of Output_merge_base::add_input_section.
5064 Update merge section map only if Output_merge_base::add_input_section
5067 2010-04-07 Doug Kwan <dougkwan@google.com>
5069 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
5070 if section is marked as containing instructions but has no mapping
5072 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
5073 correct section index.
5074 (Arm_relobj::find_linked_text_section): Ditto.
5076 2010-04-07 Cary Coutant <ccoutant@google.com>
5078 * archive.cc (include_member): Destroy Read_symbols_data object before
5080 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
5081 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
5082 (Read_symbols_data::~Read_symbols_data) New destructor.
5083 (Section_relocs::Section_relocs) New constructor.
5084 (Section_relocs::~Section_relocs) New destructor.
5085 (Read_relocs_data::Read_relocs_data) New constructor.
5086 (Read_relocs_data::~Read_relocs_data) New destructor.
5087 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
5088 pointers to NULL after deleting.
5090 2010-04-07 Doug Kwan <dougkwan@google.com>
5092 * arm.cc: Replace "endianity" with "endianness" in comments.
5093 (Arm_exidx_cantunwind): Ditto.
5094 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
5095 (Arm_relobj::merge_flags_and_attributes): New method.
5096 (Arm_relobj::merge_flags_and_attributes_): New data member.
5097 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
5098 (Arm_relobj::scan_sections_for_stubs): Ditto.
5099 (Arm_relobj::do_read_symbols): Check to see if we really want to
5100 merge processor-specific flags and attributes. Exit early if
5101 an object is empty except for section names and the undefined symbol.
5102 (Target_arm::do_finalize_sections): Move check for ELF format to
5103 Arm_relobj::do_read_symbols. Merge processor specific flags and
5104 attributes from a regular object only when we have determined that
5105 it is aapropriate. Do not create an .ARM.attributes section in
5106 output if there is no regular input object.
5107 (Target_arm::merge_processor_specific_flags): Check
5108 --warn-mismatch before printing any error.
5109 (Target_arm::merge_object_attributes): Ditto.
5110 * gold.cc (queue_middle_tasks): Handle the case in which there is
5111 no regular object in input.
5112 * options.cc (General_options::parse_EB): New method.
5113 (General_options::parse_EL): Same.
5114 (General_options::General_options): Initialize endianness_.
5115 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
5117 (General_options::Endianness): New enum.
5118 (General_options::endianness): New method.
5119 (General_options::endianness_): New data member.
5120 * parameters.cc (Parameters::set_options): Check target endianness.
5121 (Parameters::set_target_once): Ditto.
5122 (Parameters::check_target_endianness): New method.
5123 (parameters_force_valid_target): If either -EL or -EB is specified,
5124 use it to define endianness of default target.
5125 * parameters.h (Parameters::check_target_endianness): New method
5127 * target.h (class Target): Change "endianity" to "endianness"
5130 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5132 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
5133 * configure: Regenerate.
5134 * Makefile.in: Regenerate.
5135 * testsuite/Makefile.in: Regenerate.
5137 2010-04-06 Cary Coutant <ccoutant@google.com>
5140 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
5141 prevailing definitions of common symbols.
5142 * testsuite/plugin_test_6.sh: New test case.
5143 * testsuite/plugin_common_test_1.c: New test case.
5144 * testsuite/plugin_common_test_2.c: New test case.
5145 * testsuite/Makefile.am (plugin_test_6): New test case.
5146 * testsuite/Makefile.in: Regenerate.
5148 2010-04-06 Nick Clifton <nickc@redhat.com>
5150 * po/vi.po: New Vietnamese translation.
5152 2010-03-30 Doug Kwan <dougkwan@google.com>
5154 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
5156 2010-03-25 Doug Kwan <dougkwan@google.com>
5158 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
5159 to avoid a conversion warning on a 32-bit host.
5161 2010-03-24 Ian Lance Taylor <iant@google.com>
5163 * testsuite/script_test_3.t: Add a TLS segment.
5164 * testsuite/Makefile.am (check_PROGRAMS): Add
5165 tls_phdrs_script_test.
5166 (tls_phdrs_script_test_SOURCES): Define.
5167 (tls_phdrs_script_test_DEPENDENCIES): Define.
5168 (tls_phdrs_script_test_LDFLAGS): Define.
5169 (tls_phdrs_script_test_LDADD): Define.
5170 * testsuite/Makefile.in: Rebuild.
5172 2010-03-23 Cary Coutant <ccoutant@google.com>
5174 * fileread.cc (find_or_make_view): Fix comment.
5176 2010-03-23 Ian Lance Taylor <iant@google.com>
5178 * script-sections.cc (class Orphan_section_placement): Define
5179 PLACE_TLS and PLACE_TLS_BSS.
5180 (Orphan_section_placement::Orphan_section_placement): Initialize
5182 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
5183 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
5184 (tls_script_test_SOURCES): Define.
5185 (tls_script_test_DEPENDENCIES): Define.
5186 (tls_script_test_LDFLAGS): Define.
5187 (tls_script_test_LDADD): Define.
5188 * testsuite/Makefile.in: Rebuild.
5190 2010-03-22 Doug Kwan <dougkwan@google.com>
5192 * arm.cc (Arm_relocate_functions::abs8,
5193 Arm_relocate_functions::abs16): Use correct check for overflow
5194 specified in the ARM ELF specs.
5195 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
5196 target of a BLX instruction specially.
5197 (Reloc_stub::stub_type_for_reloc): Ditto.
5198 (Relocate::relocate): Use symbolic names instead of numeric relocation
5199 codes to report error.
5200 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
5202 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
5203 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
5204 thumb2_blx_out_of_range.stdout
5205 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
5206 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
5207 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
5208 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
5209 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
5210 thumb2_blx_in_range, thumb2_blx_in_range.o,
5211 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5212 thumb2_blx_out_of_range.o): New rules.
5213 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5214 thumb2_blx_in_range and thumb2_blx_out_of_range.
5215 * testsuite/Makefile.in: Regenerate.
5216 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5217 * testsuite/thumb_blx_in_range.s: New file.
5218 * testsuite/thumb_blx_out_of_range.s: New file.
5220 2010-03-22 Rafael Espindola <espindola@google.com>
5222 * archive.cc (Should_include): Move to archive.h.
5223 (should_include_member): Make it a member of Archive.
5225 (Add_lib_group_symbols): New.
5226 * archive.h: Include options.h.
5227 (Archive_member): Moved from Archive.
5228 (Should_include): Moved from archive.cc.
5230 (Add_lib_group_symbols): New.
5231 * dynobj.cc (do_should_include_member): New.
5232 * dynobj.h (do_should_include_member): New.
5233 * gold.cc (queue_initial_tasks): Update call to queue.
5234 * main.cc (main): Print lib group stats.
5235 * object.cc (do_should_include_member): New.
5236 * object.h: Include archive.h.
5237 (Object::should_include_member): New.
5238 (Object::do_should_include_member): New.
5239 (Sized_relobj::do_should_include_member): New.
5240 * options.cc (General_options::parse_start_lib): New.
5241 (General_options::parse_end_lib): New.
5242 (Input_arguments::add_file): Handle lib groups.
5243 (Input_arguments::start_group): Check we are not in a lib.
5244 (Input_arguments::start_lib): New.
5245 (Input_arguments::end_lib): New.
5246 * options.h (General_options): Add start_lib and end_lib.
5247 (Input_argument::lib_): New.
5248 (Input_argument::lib): New.
5249 (Input_argument::is_lib): New.
5250 (Input_file_lib): New.
5251 (Input_arguments::in_lib_): New.
5252 (Input_arguments::in_lib): New.
5253 (Input_arguments::start_lib): New.
5254 (Input_arguments::end_lib_): New.
5255 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5256 in unused members as preempted.
5257 (Sized_pluginobj::do_should_include_member): New.
5258 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5259 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5261 (Read_symbols::do_whole_lib_group): New.
5262 (Read_symbols::do_lib_group): New.
5263 (Read_symbols::do_read_symbols): Handle lib groups.
5264 (Read_symbols::get_name): Handle lib groups.
5265 * readsyms.h (Read_symbols): Add an archive member pointer.
5266 (Read_symbols::do_whole_lib_group): New.
5267 (Read_symbols::do_lib_group): New.
5268 (Read_symbols::member_): New.
5269 * script.cc (read_input_script): Update call to queue_soon.
5271 2010-03-19 Doug Kwan <dougkwan@google.com>
5273 * arm.cc (Stub_table::Stub_table): Initialize new data members
5274 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5275 (Stub_table::add_reloc_stub): Assign stub offset and update
5276 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5277 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5279 (Stub_table::update_data_size_and_addralign): Use
5280 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5281 instead of going over all reloc stubs.
5282 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5283 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5284 Stringpool_template::offset_ to size of Stringpool_char.
5285 (Stringpool_template::new_key_offset): Remove code to initialize
5286 Stringpool_template::offset_.
5287 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5288 Stringpool_template::offset_ to zero.
5290 2010-03-15 Doug Kwan <dougkwan@google.com>
5292 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5294 (Stringpool_template::new_key_offset): New method.
5295 (Stringpool_template::add_string): Assign offsets when adding new
5297 (Stringpool_template::set_string_offsets): Do not set string offsets
5298 when not optimizing.
5299 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5301 (Chunked_vector::clear): Clear size_.
5302 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5303 (Chunked_vector::size): Return size_.
5304 (Chunked_vector::push_back): Use size_ to find insert position.
5305 (Chunked_vector::size_): New data member.
5306 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5307 (Stringpool_template::new_key_offset): New method declaration.
5308 (Stringpool_template::offset_): New data member.
5310 2010-03-15 Rafael Espindola <espindola@google.com>
5312 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5313 Add_symbols' constructor.
5314 * readsyms.h (Add_symbols): Remove the input_group member.
5316 2010-03-10 Ian Lance Taylor <iant@google.com>
5318 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5319 target to ask whether a reference to a symbol requires a stack
5321 * target.h (Target::is_call_to_non_split): New function.
5322 (Target::do_is_call_to_non_split): Declare virtual function.
5323 * target.cc: Include "symtab.h".
5324 (Target::do_is_call_to_non_split): New function.
5325 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5327 2010-03-10 Cary Coutant <ccoutant@google.com>
5329 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5330 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5331 (File_read::open[2]): Add whole_file_view_ to list of views.
5332 (File_read::make_view): Remove test of whole_file_view_.
5333 (File_read::find_or_make_view): Create whole_file_view_ if
5335 (File_read::clear_views): Replace bool parameter with enum;
5336 adjust all callers. Don't delete views with permanent data;
5337 do delete cached views and views from archives if
5338 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5339 if clearing the corresponding view.
5340 * fileread.h (File_read::Clear_views_mode): New enum.
5341 (File_read::View::is_permanent_view): New method.
5342 (File_read::clear_views): Replace bool parameter
5343 with enum; adjust all callers.
5344 * options.h (General_options): Change keep_files_mapped option;
5345 add map_whole_files.
5346 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5348 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5351 2010-03-10 David S. Miller <davem@davemloft.net>
5353 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5355 2010-03-09 Sriraman Tallam <tmsriram@google.com>
5357 * icf.cc (get_section_contents): Add '@' marker after processing the
5360 2010-03-08 Doug Kwan <dougkwan@google.com>
5362 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5363 due to a conversion warning.
5364 (Arm_relobj::update_output_local_symbol_count): Check for local
5365 symbol with unset output index.
5367 2010-03-05 Ian Lance Taylor <iant@google.com>
5369 * options.h (class General_options): Add --spare-dynamic-tags.
5370 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5371 --spare-dynamic-tags.
5373 2010-03-05 Ian Lance Taylor <iant@google.com>
5375 * incremental.cc: Include "libiberty.h".
5377 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5379 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5380 function, is_info_ member.
5381 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5382 (Versions::Versions): Update caller.
5383 (Versions::define_base_version): Likewise.
5384 (Versions::add_def): Likewise.
5386 2010-03-03 Sriraman Tallam <tmsriram@google.com>
5388 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5389 (Scan::possible_function_pointer_reloc): New function.
5390 (Scan::local_reloc_may_be_function_pointer): Change to call
5391 possible_function_pointer_reloc.
5392 (Scan::global_reloc_may_be_function_pointer): Ditto.
5393 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5394 relocations in ".data.rel.ro._ZTV" section.
5395 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5396 * testsuite/icf_safe_so_test.cc: Ditto.
5397 * testsuite/icf_safe_test.cc: Ditto.
5398 * testsuite/icf_safe_test.sh: Ditto.
5400 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5401 Ian Lance Taylor <iant@google.com>
5403 * target-reloc.h (relocate_section): Check the symbol table index
5404 for -1U before setting the local symbol index.
5405 (scan_relocatable_relocs): If copying the relocation, record that
5406 the local symbol is required.
5407 * object.h (Symbol_value::is_output_symtab_index_set): New
5409 (Symbol_value::may_be_discarded_from_output_symtab): New
5411 (Symbol_value::has_output_symtab_entry): New function.
5412 (Symbol_value::needs_output_symtab_entry): Remove.
5413 (Symbol_value::output_symtab_index): Make sure the symbol index is
5415 (Symbol_value::set_output_symtab_index): Make sure the symbol
5416 index is not set. Make sure the new index is valid.
5417 (Symbol_value::set_must_have_output_symtab_entry): New function.
5418 (Symbol_value::has_output_dynsym_entry): New function.
5419 (Symbol_value::set_output_dynsym_index): Make sure the new index
5421 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5422 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5423 local symbol if permitted.
5424 (Sized_relobj::do_finalize_local_symbols): Call
5425 is_output_symtab_index_set rather than needs_output_symtab_entry.
5426 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5427 rather than needs_output_symtab_entry. Call
5428 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5429 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5430 is_output_symtab_index_set rather than needs_output_symtab_entry.
5431 * testsuite/discard_locals_relocatable_test.c: New file.
5432 * testsuite/discard_locals_test.sh: Test -r.
5433 * testsuite/Makefile.am (check_DATA): Add
5434 discard_locals_relocatable_test1.syms,
5435 discard_local_relocatable_test2.syms.
5436 (MOSTLYCLEANFILES): Likewise. Also add
5437 discard_locals_relocatable_test1.lout and
5438 discard_locals_relocatable_test2.out.
5439 (discard_locals_relocatable_test1.syms): New target.
5440 (discard_locals_relocatable_test.o): New target.
5441 (discard_locals_relocatable_test1.out): New target.
5442 (discard_locals_relocatable_test2.syms): New target.
5443 (discard_locals_relocatable_test2.out): New target.
5444 (various): Add missing ../ld-new dependencies.
5445 * testsuite/Makefile.in: Rebuild.
5447 2010-03-03 Nick Clifton <nickc@redhat.com>
5449 * po/fi.po: New Finnish translation.
5451 2010-03-01 Doug Kwan <dougkwan@google.com>
5453 * layout.cc (Layout::Layout): Force section types of .init_array*,
5454 .preinit_array* and .fini_array* sections.
5455 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5456 Fix check of return value of std::string::find.().
5457 (Output_section::Input_section_sort_compare::operator()): Remove
5458 comment about .init_array.
5459 (Output_section::Input_section_sort_init_fini_compare::operator()):
5461 (Output_section::sort_attached_input_sections): Handle .init_array
5462 and .fini_array specially.
5463 * output.h (Output_section::Inut_section_sort_compare): Update
5465 (Output_section::Input_section_sort_init_fini_compare): New struct.
5467 2010-02-26 Doug Kwan <dougkwan@google.com>
5469 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5470 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5471 * testsuite/debug_msg.sh: Avoid matching source line number for
5472 use of global variable undef_int.
5474 2010-02-26 Doug Kwan <dougkwan@google.com>
5476 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5477 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5478 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5479 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5480 * options.cc (General_options::General_options): Initialize member
5482 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5483 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5484 and rm_no_fix_v4bx.stdout
5485 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5486 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5487 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5488 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5489 and arm_no_fix_v4bx.
5490 * Makefile.in: Regenerate.
5491 * testsuite/arm_fix_v4bx.s: New file.
5492 * testsuite/arm_fix_v4bx.sh: Ditto.
5494 2010-02-24 Doug Kwan <dougkwan@google.com>
5496 * arm.cc (Target_arm::got_section): Make the .got section the first
5497 non RELRO section in the data segment.
5498 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5499 suffixes of section names.
5501 2010-02-24 Doug Kwan <dougkwan@google.com>
5503 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5504 flags and attributes merging if an input file is a binary file.
5505 * fileread.cc (Input_file::open): Record format of original file.
5506 * fileread.h (Input_file::Format): New enum type.
5507 (Input_file::Input_file): Initialize data member format_.
5508 (Input_file::format): New method definition.
5509 (Input_file::format_):: New data member.
5511 2010-02-24 Doug Kwan <dougkwan@google.com>
5513 * arm.cc (Arm_output_data_got): New class.
5514 (ARM_TCB_SIZE): New constant
5515 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5516 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5517 If user uses a script with a SECTIONS clause, issue only a warning
5518 for a misplaced EXIDX input section. Otherwise, issue an error.
5519 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5521 (Target_arm::got_mode_index_entry): Handle static linking.
5522 (Target_arm::Scan::local): Ditto.
5523 (Target_arm::Scan::global): Ditto.
5524 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5525 all incorrectly implemented relocations.
5526 (Target_arm::fix_exidx_coverage): Pass layout to
5527 Arm_output_section::fix_exidx_coverage.
5528 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5529 from ".ARM.exidx." and ".ARM.extab.".
5531 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5533 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5534 section if it does not already exist.
5535 * attributes.cc (Attributes_section_data::Attributes_section_data):
5536 Don't crash if size is zero.
5538 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5539 Ian Lance Taylor <iant@google.com>
5541 * gold.cc (queue_middle_tasks): If no input files were opened,
5543 * workqueue.h (Task_function::Task_function): Assert that there is
5546 2010-02-22 Doug Kwan <dougkwan@google.com>
5548 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5549 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5550 types to avoid warnings due to different uint64_t implementations
5553 2010-02-21 Doug Kwan <dougkwan@google.com>
5555 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5556 handling of the maximum backward branch offset.
5557 (Arm_relocate_functions::thumb_branch_common): Ditto.
5558 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5559 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
5560 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
5561 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5562 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5563 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5564 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5565 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5566 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5567 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5568 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5569 thumb2_bl_out_of_range.o): New rules.
5570 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5571 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5572 thumb2_bl_out_of_range
5573 * testsuite/Makefile.in: Regenerate.
5574 * testsuite/arm_bl_in_range.s: New file.
5575 * testsuite/arm_bl_out_of_range.s: Ditto.
5576 * testsuite/arm_branch_in_range.sh: Ditto.
5577 * testsuite/arm_branch_range.t: Ditto.
5578 * testsuite/thumb2_branch_range.t: Ditto.
5579 * testsuite/thumb_bl_in_range.s: Ditto.
5580 * testsuite/thumb_bl_out_of_range.s: Ditto.
5581 * testsuite/thumb_branch_range.t: Ditto.
5583 2010-02-20 Sriraman Tallam <tmsriram@google.com>
5585 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5586 Add reloc offset information.
5587 * icf.cc (get_section_contents): Change iterators to point to the new
5588 vectors. Add reloc offset information to the contents.
5589 * icf.h (Icf::Sections_reachable_info): New typedef.
5590 (Icf::Sections_reachable_list): New typedef.
5591 (Icf::Offset_info): New typedef.
5592 (Icf::Reloc_info): New struct typedef.
5593 (Icf::Reloc_info_list): New typedef.
5594 (Icf::symbol_reloc_list): Delete method.
5595 (Icf::addend_reloc_list): Delete method.
5596 (Icf::section_reloc_list): Delete method.
5597 (Icf::reloc_info_list): New method.
5598 (Icf::reloc_info_list_): New member.
5600 2010-02-19 Doug Kwan <dougkwan@google.com>
5602 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5603 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5604 * arm.cc (Arm_relocation_functions): New forward declaration.
5605 (Target_arm::Target_arm): Initialize new data members
5606 got_mod_index_offset_ and tls_base_symbol_defined_.
5607 (Target_arm::Relocate::relocate_tls): New method.
5608 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5609 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5611 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5612 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5613 (Target_arm::got_mod_index_offset_,
5614 Target_arm::tls_base_symbol_defined_): New data members.
5615 (Target_arm::Scan::local, Target::Scan::global,
5616 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5619 2010-02-18 Doug Kwan <dougkwan@google.com>
5621 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5622 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5623 text section as a parameter becuase some broken tools may not set
5624 the link in section header.
5625 (Target_arm::has_got_section): New method.
5626 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5627 without any mapping symbol as data only. Remove warning.
5628 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5629 link in its section header, try to discover the link by inspecting the
5630 REL31 relocation at the beginning of the section.
5631 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5633 (Target_arm::Scan::global): Treat any reference to the symbol
5634 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5636 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5638 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5639 (Scan::global_reloc_may_be_function_pointer): New function.
5640 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5641 (Scan::global_reloc_may_be_function_pointer): New function.
5642 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5643 (Scan::global_reloc_may_be_function_pointer): New function.
5644 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5645 (Scan::global_reloc_may_be_function_pointer): New function.
5646 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5647 (Scan::global_reloc_may_be_function_pointer): New function.
5648 (Scan::possible_function_pointer_reloc): New function.
5649 (Target_x86_64::can_check_for_function_pointers): New function.
5650 * gc.h (gc_process_relocs): Scan relocation types to determine if
5651 function pointers were taken for targets that support it.
5652 * icf.cc (Icf::find_identical_sections): Include functions for
5653 folding in safe ICF whose pointer is not taken.
5654 * icf.h (Secn_fptr_taken_set): New typedef.
5655 (fptr_section_id_): New member.
5656 (section_has_function_pointers): New function.
5657 (set_section_has_function_pointers): New function.
5658 (check_section_for_function_pointers): New function.
5659 * options.h: Fix comment for safe ICF option.
5660 * target.h (can_check_for_function_pointers): New function.
5661 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5662 Modify icf_safe_test for X86-64.
5663 * testsuite/Makefile.in: Regenerate.
5664 * testsuite/icf_safe_so_test.cc: New file.
5665 * testsuite/icf_safe_so_test.sh: New file.
5666 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5667 (main): Change to take pointer to function kept_func_3.
5668 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5669 folding is done correctly for X86-64.
5671 2010-02-12 David S. Miller <davem@davemloft.net>
5673 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5674 is_symbolless parameter.
5675 (Output_reloc<SHT_REL>::is_symbolless): New.
5676 (Output_reloc<SHT_REL>::is_symbolless_): New.
5677 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5678 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5679 (Output_reloc<SHT_RELA>::is_symbolless): New.
5680 (Output_data_reloc::add_global): Handle is_symbolless.
5681 (Output_data_reloc::add_global_relative): Likewise.
5682 (Output_data_reloc::add_local): Likewise.
5683 (Output_data_reloc::add_local_relative): Likewise.
5684 (Output_data_reloc::add_symbolless_global_addend): New.
5685 (Output_data_reloc::add_symbolless_local_addend): New.
5686 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5688 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5689 instead of ->is_relative_
5690 (Output_reloc::write): Likewise.
5691 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5692 (Output_reloc::write_rel): Simplify.
5694 * sparc.cc (Target_sparc::Scan::local): Use
5695 ->add_symbolless_local_addend as needed.
5696 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5697 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5698 based upon relocation offset.
5700 2010-02-11 Doug Kwan <dougkwan@google.com>
5702 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5703 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5704 beginning of function.
5705 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5706 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5707 parameter is_32bit in calls to should_apply_static_reloc.
5708 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5709 (check_DATA): Add arm_abs_global.stdout.
5710 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5711 arm_abs_global.stdout): New rules.
5712 (MOSTLLYCLEANFILES): Add arm_abs_global
5713 * Makefile.in: Regenerate.
5714 * testsuite/arm_abs_global.s: New file.
5715 * testsuite/arm_abs_global.sh: Ditto.
5716 * testsuite/arm_abs_lib.s: Ditto.
5718 2010-02-11 Ian Lance Taylor <iant@google.com>
5720 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5722 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5723 Allocate_commons_task first.
5724 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5725 task, rather than symtab_lock_.
5726 (Gc_process_relocs::~Gc_process_relocs): New function.
5727 (Gc_process_relocs::is_runnable): Check this_blocker_.
5728 (Gc_process_relocs::locks): Use next_blocker_ rather than
5730 (Scan_relocs::~Scan_relocs): New function.
5731 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5733 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5735 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5736 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5737 constructor accordingly.
5738 (class Gc_process_relocs): Likewise.
5739 (class Scan_relocs): Likewise.
5740 * common.h (class Allocate_commons_task): Remove symtab_lock_
5741 field, and corresponding constructor parameter.
5742 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5744 (Allocate_commons_task::locks): Likewise.
5746 2010-02-11 Ian Lance Taylor <iant@google.com>
5748 * gold-threads.h (class Once): Define.
5749 (class Initialize_lock): Rewrite as child of Once.
5750 * gold-threads.cc (class Once_initialize): Define.
5751 (once_pointer_control): New static variable.
5752 (once_pointer, once_arg): New static variables.
5753 (c_run_once): New static function.
5754 (Once::Once, Once::run_once, Once::internal_run): New functions.
5755 (class Initialize_lock_once): Remove.
5756 (initialize_lock_control): Remove.
5757 (initialize_lock_pointer): Remove.
5758 (initialize_lock_once): Remove.
5759 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5760 (Initialize_lock::initialize): Rewrite.
5761 (Initialize_lock::do_run_once): New function.
5762 * archive.cc (Archive::interpret_header): Only clear name if it is
5764 * fileread.cc: Include "gold-threads.h"
5765 (file_counts_lock): New static variable.
5766 (file_counts_initialize_lock): Likewise.
5767 (File_read::release): Only increment counts when using --stats.
5768 Use a lock around the increment.
5769 * parameters.cc (class Set_parameters_target_once): Define.
5770 (set_parameters_target_once): New static variable.
5771 (Parameters::Parameters): Move here from parameters.h.
5772 (Parameters::set_target): Rewrite.
5773 (Parameters::set_target_once): New function.
5774 (Parameters::clear_target): Move here and rewrite.
5775 * parameters.h (class Parameters): Update declarations. Add
5776 set_parameters_target_once_ field.
5777 (Parameters::Parameters): Move to parameters.cc.
5778 (Parameters::clear_target): Likewise.
5779 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5781 (Start_group::~Start_group): New function.
5782 (Start_group::is_runnable): New function.
5783 (Start_group::locks, Start_group::run): New functions.
5784 (Finish_group::run): Change saw_undefined to size_t.
5785 * readsyms.h (class Start_group): Define.
5786 (class Finish_group): Change saw_undefined_ field to size_t.
5787 (Finish_group::Finish_group): Remove saw_undefined and
5788 this_blocker parameters. Change all callers.
5789 (Finish_group::set_saw_undefined): New function.
5790 (Finish_group::set_blocker): New function.
5791 * symtab.h (class Symbol_table): Change saw_undefined to return
5792 size_t. Change saw_undefined_ field to size_t.
5793 * target-select.cc (Set_target_once::do_run_once): New function.
5794 (Target_selector::Target_selector): Initialize set_target_once_
5795 field. Don't initialize lock_ and initialize_lock_ fields.
5796 (Target_selector::instantiate_target): Rewrite.
5797 (Target_selector::set_target): New function.
5798 * target-select.h (class Set_target_once): Define.
5799 (class Target_selector): Update declarations. Make
5800 Set_target_once a friend. Remove lock_ and initialize_lock_
5801 fields. Add set_target_once_ field.
5803 2010-02-10 Ian Lance Taylor <iant@google.com>
5805 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5807 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5808 (queue_middle_tasks): Add all blockers before queueing any tasks.
5809 (queue_final_tasks): Likewise.
5810 * token.h (Task_token::add_blockers): New function.
5811 * object.h (Input_objects::number_of_relobjs): New function.
5813 2010-02-10 Ian Lance Taylor <iant@google.com>
5815 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5816 shared, not if not position independent.
5817 * x86_64.cc (Relocate::relocate_tls): Likewise.
5818 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5819 (tls_pie_pic_test): New target.
5820 * testsuite/Makefile.in: Rebuild.
5822 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5823 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5824 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5825 * testsuite/Makefile.in: Rebuild.
5827 2010-02-09 David S. Miller <davem@davemloft.net>
5829 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5830 R_SPARC_RELATIVE using ->add_local_relative().
5831 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5833 * output.h (Output_data_dynamic::add_section_size): New method
5834 that takes two Output_data objects.
5835 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5836 entry param. Handle it in initializers.
5837 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5838 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5839 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5841 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5842 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5843 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5844 for dynrel_includes_plt.
5845 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5846 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5847 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5849 (Target_sparc::do_finalize_sections): Update to pass true for
5850 dynrel_includes_plt.
5851 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5852 output before .rela.plt
5853 (Target_powerpc::do_finalize_sections): Update to pass true for
5854 dynrel_includes_plt when 32-bit.
5856 2010-02-08 Doug Kwan <dougkwan@google.com>
5858 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5860 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5861 Arm_relobj::scan_section_for_cortex_a8_stubs,
5862 Arm_relobj::do_relocation_section): Instead of calling
5863 Output_section::output_address, use faster
5864 Arm_relobj::simple_input_section_output_address.
5866 2010-02-08 David S. Miller <davem@davemloft.net>
5868 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5869 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5870 relocation helper function.
5872 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5873 just like R_SPARC_GOT{10,13,22}.
5874 (Target_sparc::Scan::local): Likewise.
5875 (Target_sparc::Relocate:relocate): Likewise.
5877 2010-02-06 Ian Lance Taylor <iant@google.com>
5879 * configure.ac: Rewrite targetobjs duplicate removal code to use
5880 only shell constructs.
5881 * configure: Rebuild.
5883 2010-02-05 Doug Kwan <dougkwan@google.com>
5886 * arm.cc (Arm_relobj::section_is_scannable): New method.
5887 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5888 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5890 2010-02-04 Doug Kwan <dougkwan@google.com>
5893 * arm-reloc-property.cc (cstdio): Include.
5894 * configure.ac (targetobjs): Remove duplicates.
5895 * configure: Regenerate.
5896 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5897 big and little endian version for a given address size.
5899 2010-02-03 Doug Kwan <dougkwan@google.com>
5901 * arm-reloc-property.cc
5902 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5904 * arm-reloc-property.h
5905 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5906 New method definition.
5907 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5909 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5911 (GOT_PREL): Change implemented to Y.
5912 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5913 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5914 (Arm_relocate_functions::movw_abs_nc): Remove method.
5915 (Arm_relocate_functions::movt_abs): Ditto.
5916 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5917 (Arm_relocate_functions::thm_movt_abs): Ditto.
5918 (Arm_relocate_functions::movw_rel_nc): Ditto.
5919 (Arm_relocate_functions::movw_rel): Ditto.
5920 (Arm_relocate_functions::movt_rel): Ditto.
5921 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5922 (Arm_relocate_functions:thm_movw_rel): Ditto.
5923 (Arm_relocate_functions:thm_movt_rel): Ditto.
5924 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5925 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5926 New method definitions.
5927 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5928 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5929 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5930 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5931 (Target_arm::Relocate::relocate): Check for non-static or
5932 unimplemented relocation code and exit early. Change calls to
5933 Target_arm::reloc_uses_thumb_bit and
5934 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5935 instead. Refactor code to handle similar relocations to increase
5936 code sharing. Remove check for unsupported relocation code in switch
5938 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5939 relocation property table to find out size. Change error message to
5940 print out the name of a relocation code instead of the numeric value.
5941 (Target_arm::scan_reloc_for_stub): Use relocation property table
5942 instead of calling Target_arm::reloc_uses_thumb_bit().
5944 2010-02-02 Doug Kwan <dougkwan@google.com>
5946 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5947 types of relaxed input section.
5949 2010-02-02 Doug Kwan <dougkwan@google.com>
5951 * Makefile.am (HFILES): Add arm-reloc-property.h.
5953 (TARGETSOURCES): Add arm-reloc-property.cc
5954 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5955 (libgold_a_SOURCES): $(DEFFILES)
5956 * Makefile.in: Regenerate.
5957 * arm-reloc-property.cc: New file.
5958 * arm-reloc-property.h: New file.
5959 * arm-reloc.def: New file.
5960 * arm.cc: Update comments.
5961 (arm-reloc-property.h): New included header.
5962 (arm_reloc_property_table): New global variable.
5963 (Target_arm::do_select_as_default_target): New method definition.
5964 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5965 arm-reloc-property to targ_extra_obj.
5966 * parameters.cc (set_parameters_target): Call
5967 Target::select_as_default_target().
5968 * target.h (Target::select_as_default_target): New method definition.
5969 (Target::do_select_as_default_target): Same.
5971 2010-02-01 Doug Kwan <dougkwan@google.com>
5973 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5974 first_output_text_section_.
5975 (Arm_exidx_fixup::first_output_text_section): New method definition.
5976 (Arm_exidx_fixup::first_output_text_section_): New data member.
5977 (Arm_exidx_fixup::process_exidx_section): Record the first text
5978 output section seen.
5979 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5980 and entsize in output section header.
5982 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5984 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5985 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5986 (Arm_relocate_functions::thm_alu11): New Method.
5987 (Arm_relocate_functions::thm_pc8): New Method.
5988 (Arm_relocate_functions::thm_pc12): New Method.
5989 (Target_arm::Scan::local): Handle the relocations.
5990 (Target_arm::Scan::global): Likewise.
5991 (Target_arm::Relocate::relocate): Likewise.
5992 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5994 2010-01-29 Doug Kwan <dougkwan@google.com>
5996 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5997 of relocation types as ld.
5999 2010-01-29 Doug Kwan <dougkwan@google.com>
6001 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
6003 (Arm_relocate_functions::thumb_branch_common): Ditto.
6004 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
6005 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
6006 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
6007 Arm_relocate_functions::jump24): Remove.
6008 (Target_arm::Relocate::relocate): Adjust code to call
6009 Arm_relocation_functions::arm_branch_common and
6010 Arm_relocation_functions::thumb_branch_common instead of their removed
6011 wrappers. Merge switch-cases together to reduce source code size.
6013 2010-01-29 Doug Kwan <dougkwan@google.com>
6015 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
6016 output_local_symbol_count_needs_update_.
6017 (Arm_relobj::output_local_symbol_count_needs_update,
6018 Arm_relobj::set_output_local_symbol_count_needs_update,
6019 Arm_relobj::update_output_local_symbol_count): New methods.
6020 (Arm_relobj::output_local_symbol_count_needs_update_): New data
6022 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
6023 of pointed function as in a R_ARM_PREL31 relocation.
6024 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
6025 for output local symbol count updating.
6026 (Target_arm::do_relax): Update output local symbol counts in objects
6028 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
6030 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6032 * arm.cc: Added support for the ARM relocations:
6033 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
6034 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
6035 (Arm_relocate_functions::movw_rel_nc): Renamed (was
6037 (Arm_relocate_functions::movw_rel): New method.
6038 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
6039 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
6041 (Arm_relocate_functions::thm_movw_rel): New method.
6042 (Arm_relocate_functions::thm_movt_rel): Renamed (was
6044 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
6046 (Target_arm::Scan::global): Likewise.
6047 (Target_arm::Relocate::relocate): Likewise.
6048 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6051 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6053 * arm.cc: Added support for ARM group relocations.
6054 (Target_arm::reloc_needs_sym_origin): New method.
6055 (Arm_relocate_functions::calc_grp_kn): New method.
6056 (Arm_relocate_functions::calc_grp_residual): New method.
6057 (Arm_relocate_functions::calc_grp_gn): New method.
6058 (Arm_relocate_functions::arm_grp_alu): New Method.
6059 (Arm_relocate_functions::arm_grp_ldr): New Method.
6060 (Arm_relocate_functions::arm_grp_ldrs): New Method.
6061 (Arm_relocate_functions::arm_grp_ldc): New Method.
6062 (Target_arm::Scan::local): Handle the ARM group relocations.
6063 (Target_arm::Scan::global): Likewise.
6064 (Target_arm::Relocate::relocate): Likewise.
6065 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6068 2010-01-26 Doug Kwan <dougkwan@google.com>
6070 * arm.cc (set): Include.
6071 (class Arm_exidx_fixup): Change type of last_input_section_ to const
6073 (Arm_output_section::Text_section_list): New type.
6074 (Arm_output_section::append_text_sections_to_list): New method.
6075 (Arm_output_section::fix_exidx_coverage): Ditto.
6076 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
6077 (Arm_relobj::convert_input_section_to_relaxed_section): Use
6078 Relobj::set_section_offset() instead of
6079 Sized_relobj::invalidate_section_offset().
6080 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
6081 parameter for section headers. Ignore relocation sections for
6082 unallocated sections and EXIDX sections.
6083 (Target_arm::fix_exidx_coverage): New method.
6084 (Target_arm::output_section_address_less_than): New type.
6085 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
6086 linked text section instead of the EXIDX section.
6087 (Arm_output_section::create_stub_group): Add an assertion to check
6088 that this is not an EXIDX output section.
6089 (Arm_output_section::append_text_sections_to_list): New method.
6090 (Arm_output_section::fix_exidx_coverage): Ditto.
6091 (Arm_relobj::scan_sections_for_stubs): Adjust call to
6092 Arm_relobj::section_needs_reloc_stub_scanning.
6093 (Target_arm::do_relax): Fix EXIDX output section coverage in the
6095 (Target_arm::fix_exidx_coverage): New method.
6096 * object.h (Relobj::set_output_section): New method.
6097 (Sized_relobj::invalidate_section_offset): Remove method.
6098 (Sized_relobj::do_invalidate_section_offset): Remove method.
6099 (Sized_relobj::do_set_section_offset): Handle offset value -1.
6101 2010-01-25 Doug Kwan <dougkwan@google.com>
6103 * arm.cc (Arm_exidx_merged_section::do_output_offset):
6104 Fix warning due to signed and unsigned comparison on a 32-bit host.
6106 2010-01-22 Doug Kwan <dougkwan@google.com>
6108 * arm.cc (Target_arm::do_relax): Record an output section for section
6109 offset adjustment it contains any stub table that has changed.
6110 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
6111 offsets in an output section if necessary.
6112 * output.cc (Output_section::Output_section): Initialize
6113 section_offsets_need_adjustments_.
6114 (Output_section::add_input_section_for_script): Renamed to
6115 Output_section::add_simple_input_section.
6116 (Output_section::save_states): Add a comment.
6117 (Output_section::discard_states): New method defintion.
6118 (Output_section::adjust_section_offsets): Same.
6119 * output.h (Output_section::add_input_section_for_script): Renamed to
6120 Output_section::add_simple_input_section.
6121 (Output_section::discard_states): New method declaration.
6122 (Output_section::adjust_section_offsets): Same.
6123 (Output_section::section_offsets_need_adjustment,
6124 Output_section::set_section_offsets_need_adjustment): New method
6126 (Output_section::section_offsets_need_adjustment_): New data member.
6127 * script-sections.cc
6128 (Output_section_element_input::set_section_address): Adjust code for
6129 renaming of Output_section::add_input_section_for_script.
6130 (Orphan_output_section::set_section_address): Same.
6132 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6134 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
6135 Fix_v4bx enum values .
6136 * gold/options.h (General_options): New option definitions.
6137 (General_options::fix_v4bx): New method.
6138 (General_options::Fix_v4bx): New enum.
6139 * gold/options.cc (General_options::parse_fix_v4bx): New method.
6140 (General_options::parse_fix_v4bx_interworking): New method.
6142 2010-01-22 Doug Kwan <dougkwan@google.com>
6144 * arm.cc (Arm_exidx_fixup): New class.
6146 2010-01-21 Doug Kwan <dougkwan@google.com>
6148 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
6150 (Arm_exidx_section_offset_map): New type.
6152 2010-01-21 Doug Kwan <dougkwan@google.com>
6154 * arm.cc (Arm_exidx_input_section): New class.
6155 (Arm_relobj::exidx_input_section_by_link,
6156 Arm_relobj::exidx_input_section_by_shndx,
6157 Arm_relobj::make_exidx_input_section): New methods.
6158 (read_arm_attributes_section): Remove.
6159 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
6160 information about them.
6161 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
6164 2010-01-20 Doug Kwan <dougkwan@google.com>
6166 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
6167 Input_section_specifier to Section_id.
6168 (Target_arm::new_arm_input_section: Adjust code for change of key
6170 (Target_arm::find_arm_input_section): Ditto.
6171 * gc.h (object.h): Include for Section_id nand Section_id_hash.
6172 (Section_id): Remove.
6173 (Garbage_collection::Section_id_hash): Remove.
6174 * icf.h (object.h): Include for Section_id nand Section_id_hash.
6175 (Section_id): Remove.
6176 (Icf::Section_id_hash): Remove.
6177 * object.h (Section_id, Const_section_id, Section_id_hash,
6178 Const_section_id_hash): New type definitions.
6179 * output.cc (Output_section::add_relaxed_input_section): Change to
6180 use Const_section_id instead of Input_section_specifier as key type.
6181 (Output_section::add_merge_input_section): Ditto.
6182 (Output_section::build_relaxation_map): Change to use Section_id
6183 instead of Input_section_specifier as key type.
6184 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6186 (Output_section::convert_input_sections_to_relaxed_sections): Change
6187 to use Const_section_id instead of Input_section_specifier as key type.
6188 (Output_section::find_merge_section): Ditto.
6189 (Output_section::find_relaxed_input_section): Ditto.
6190 * output.h (Input_section_specifier): Remove class.
6191 (Output_section::Output_section_data_by_input_section_map): Change
6192 key type to Const_section_id.
6193 (Output_section::Output_relaxed_input_section_by_input_section_map):
6195 (Output_section::Relaxation_map): Change key type to Section_id.
6197 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6199 * gold/arm.cc: Added support for R_ARM_V4BX relocation
6200 (class Arm_v4bx_stub): New class.
6201 (DEF_STUBS): Updated definition to support v4_veneer_bx.
6202 (Stub_factory::make_arm_v4bx_stub): New method.
6203 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
6204 (Stub_table::empty): Handle v4bx stubs.
6205 (Stub_table::add_arm_v4bx_stub): New method.
6206 (Stub_table::find_arm_v4bx_stub): New method.
6207 (Arm_relocate_functions::v4bx): New method.
6208 (Target_arm::fix_v4bx): New method.
6209 (Target_arm::Target_arm): Handle R_ARM_V4BX.
6210 (Stub_table::relocate_stubs): Likewise.
6211 (Stub_table::do_write): Likewise.
6212 (Stub_table::update_data_size_and_addralign): Likewise.
6213 (Stub_table::finalize_stubs): Likewise.
6214 (Target_arm::Scan::local): Likewise.
6215 (Target_arm::Scan::global): Likewise.
6216 (Target_arm::do_finalize_sections): Likewise.
6217 (Target_arm::Relocate::relocate): Likewise.
6218 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6220 (Target_arm::scan_reloc_for_stub): Likewise.
6221 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6223 2010-01-19 Ian Lance Taylor <iant@google.com>
6225 * output.cc (Output_section_headers::do_sized_write): Write large
6226 segment count to sh_info field.
6227 (Output_file_header::do_sized_write): For large segment count,
6228 write PN_XNUM to e_phnum field.
6230 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6232 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6233 (Arm_relocate_functions::thm_jump8): New function.
6234 (Arm_relocate_functions::thm_jump11): New function.
6235 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6237 (Target_arm::Scan::global): Likewise.
6238 (Target_arm::Relocate::relocate): Likewise.
6239 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6242 2010-01-14 Doug Kwan <dougkwan@google.com>
6244 * arm.cc (map, utility): Include headers.
6245 (Target_arm::apply_cortex_a8_workaround): New method.
6246 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6247 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6248 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6249 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6250 the --[no-]fix-cortex-a8 command line options.
6251 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6252 (Target_arm::relocate_stub): Use addend in instruction template.
6253 * options.h (DEFINE_bool): Set the user-set flag.
6254 (General_options): Add --[no-]-fix-cortex options.
6255 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
6256 : Update fast look-up map after conversion.
6258 2010-01-14 Sriraman Tallam <tmsriram@google.com>
6260 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6261 in the first pass of do_layout.
6263 2010-01-13 Doug Kwan <dougkwan@google.com>
6265 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6266 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6267 apparent compiler problem of not folding static constant integral
6268 data members of elfcpp::Elf_sizes<32>.
6270 2010-01-13 Doug Kwan <dougkwan@google.com>
6272 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6273 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6274 Arm_relobj::scan_section_for_cortex_a8_erratum,
6275 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6276 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6277 sections to scan for relocation stubs into a new method
6278 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6279 relocation and Cortex-A8 stub scanning.
6280 (Target_arm::do_relax): Force stubs to be after stubbed sections
6281 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
6282 the beginning of a new relaxation pass. Update a comment.
6283 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6285 2010-01-12 Ian Lance Taylor <iant@google.com>
6287 * target-reloc.h (visibility_error): New inline function.
6288 (relocate_section): Call visibility_error.
6289 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6290 (MOSTLYCLEANFILES): Likewise.
6291 (protected_4_pic.o, protected_3.err): New targets.
6292 * testsuite/protected_4.cc: New file.
6294 2010-01-12 Doug Kwan <dougkwan@google.com>
6296 * arm.cc (Cortex_a8_reloc): New class.
6297 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6298 and cortex_a8_relocs_info_.
6299 (Target_arm::fix_cortex_a8): New method definition.
6300 (Target_arm::Cortex_a8_relocs_info): New type.
6301 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6302 New data member declarations.
6303 (Target_arm::scan_reloc_for_stub): Record information about
6304 relocations for THUMB branches that might be exempted from the
6305 Cortex-A8 workaround.
6306 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6307 at the beginning of a relaxation pass.
6309 2010-01-12 Doug Kwan <dougkwan@google.com>
6311 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6312 (Arm_relobj::Mapping_symbol_position,
6313 Arm_reloj::Mapping_symbol_position_less,
6314 Arm_relobj::Mapping_symbols_info): New types.
6315 (Target_arm::is_mapping_symbol_name): New method definition.
6316 (Arm_relobj::do_count_local_symbols): Save information about mapping
6319 2010-01-11 Doug Kwan <dougkwan@google.com>
6321 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6322 Arm_relocate_functions::thumb32_branch_upper,
6323 Arm_relocate_functions::thumb32_branch_lower,
6324 Arm_relocate_functions::thumb32_cond_branch_offset,
6325 Arm_relocate_functions::thumb32_cond_branch_upper,
6326 Arm_relocate_functions::thumb32_cond_branch_lower,
6327 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6328 branch offset encoding.
6329 (Arm_relocate_functions::thumb_branch_common): Use new branch
6330 offset encoding methods to avoid code duplication.
6331 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6332 (Stub_addend_reader::operator()): Use new branch encoding method
6333 to avoid code duplication.
6335 2010-01-11 Doug Kwan <dougkwan@google.com>
6337 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6338 (Target_arm::do_finalize_sections): Define special EXIDX section
6339 symbols only if referenced.
6340 * gc.h (Garbage_collection::add_reference): New method.
6341 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6344 2010-01-11 Ian Lance Taylor <iant@google.com>
6346 * script.cc (Version_script_info::build_expression_list_lookup):
6347 Change complaing about duplicate wildcard match from error to
6350 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6352 (Version_script_info::Version_script_info): Initialize globs_,
6353 default_version_, default_is_global_, and exact_. Don't
6354 initialize globals_ or locals_.
6355 (Version_script_info::build_lookup_tables): Build local symbols
6357 (Version_script_info::unquote): New function.
6358 (Version_script_info::add_exact_match): New function.
6359 (Version_script_info::build_expression_list_lookup): Remove lookup
6360 parameter. Add is_global parameter. Change all callers. Handle
6361 wildcard pattern specially. Unquote pattern. Call
6363 (Version_script_info::get_name_to_match): New function.
6364 (Version_script_info::get_symbol_version): New function.
6365 (Version_script_info::get_symbol_version_helper): Remove.
6366 (Version_script_info::check_unmatched_names): Call unquote.
6367 * script.h (class Version_script_info): Change get_symbol_version
6368 to be non-inline and add is_global parameter; change all callers.
6369 Rewrite symbol_is_local. Update declarations. Define struct
6370 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6371 Remove globals_ and locals_ members. Add exact_, globs_,
6372 default_version_, is_global_.
6373 (Version_script_info::Glob): Remove pattern, add expression and
6374 is_global. Update constructor. Change all callers.
6375 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6377 (Versions::symbol_section_contents): If a symbol is undefined, or
6378 defined in a dynamic object, set the version index to
6380 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6382 (Symbol_table::add_from_pluginobj): Likewise.
6383 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6385 2010-01-11 Doug Kwan <dougkwan@google.com>
6387 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6388 (incremental_dump_LDADD): Add linking option for libintl.
6389 * Makefile.in: Regenerate.
6391 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6394 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6396 * testsuite/Makefile.in: Regenerated.
6398 2010-01-10 Doug Kwan <dougkwan@google.com>
6400 * options.h (DEFINE_var): Use parentheses around argument varname__
6401 in macro body to avoid any unintended subsequent substitutions.
6403 2010-01-10 Ian Lance Taylor <iant@google.com>
6405 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6406 candidates before doing symbol resolution.
6408 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6409 ODR candidates if only one is weak.
6411 2010-01-08 Ian Lance Taylor <iant@google.com>
6413 * script.cc (Version_script_info::build_expression_list_lookup):
6414 Don't warn about ambiguous version, just record the ambiguity.
6415 (Version_script_info::get_symbol_version_helper): Give error if
6416 version is ambiguous.
6418 2010-01-08 Doug Kwan <dougkwan@google.com>
6420 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6421 prev_data_size_ and prev_addralign_. Remove initializer for
6422 deleted data member has_been_changed_.
6423 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6424 to determine if the table is empty.
6425 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6427 (Stub_table::add_reloc_stub): Define method in class definition
6428 instead of just declaring it there.
6429 (Stub_table::add_cortex_a8_stub): New method definition.
6430 (Stub_table::update_data_size_and_addralign): Ditto.
6431 (Stub_table::finalize_stubs): Ditto.
6432 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6433 (Stub_table::do_addralign_): Return address alignment in the
6434 (Stub_table::do_reset_address_and_file_offset): Define method in
6435 class definition instead of declaring it there. Set current data
6436 size to be the data size of the previous pass.
6437 (Stub_table::set_final_data_size): Use current data size as the
6439 (Stub_table::relocate_stub): Change parameter type of stub from
6440 Reloc_stub pointer to Stub pointer.
6441 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6442 (Stub_table::Cortex_a8_stub_list): New typedef.
6443 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6444 Stub_table::prev_addralign_): New data member.
6445 (Arm_relobj::Arm_relobj): Initialize data member
6446 section_has_cortex_a8_workaround_.
6447 (Arm_relobj::section_has_cortex_a8_workaround,
6448 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6450 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6452 (Target_arm::relocate_stub): Change parameter type of stub from
6453 Reloc_stub pointer to Stub pointer.
6454 (Insn_template::size, Insn_template::alignment): Handle
6455 THUMB16_SPECIAL_TYPE.
6456 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6457 Stub_table::update_data_size_and_addralign,
6458 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6460 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6461 (Stub_table::do_write): Ditto.
6462 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6464 2010-01-08 Ian Lance Taylor <iant@google.com>
6467 * symtab.h (class Symbol): Remove fields is_target_special_ and
6468 has_plt_offset_. Add field is_defined_in_discarded_section_.
6469 (Symbol::is_defined_in_discarded_section): New function.
6470 (Symbol::set_is_defined_in_discarded_section): New function.
6471 (Symbol::has_plt_offset): Rewrite.
6472 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6473 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6474 Don't initialize is_target_special_ or has_plt_offset_.
6475 Initialize is_defined_in_discarded_section_.
6476 (Symbol_table::add_from_relobj): If appropriate, set
6477 is_defined_in_discarded_section.
6478 * resolve.cc (Symbol::override_base_with_special): Don't test
6479 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6480 * target-reloc.h (relocate_section): Do special handling for
6481 symbols defined in discarded sections for global symbols as well
6484 2010-01-08 Ian Lance Taylor <iant@google.com>
6486 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6487 the SHT_SYMTAB case.
6489 2010-01-08 Ian Lance Taylor <iant@google.com>
6491 * object.cc (Sized_relobj::do_layout): Don't get confused if
6492 layout_eh_frame returns NULL.
6494 2010-01-08 Ian Lance Taylor <iant@google.com>
6497 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6498 dynamic symbol table, use the normal symbol table.
6499 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6502 2010-01-08 Ian Lance Taylor <iant@google.com>
6505 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6508 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6510 * version.cc (print_version): Change to "Copyright 2010".
6512 2010-01-08 Ian Lance Taylor <iant@google.com>
6516 * i386.cc (class Target_i386): Change return type of plt_section
6518 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6519 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6520 tls_desc_rel_ field.
6521 (Output_data_plt_i386::rel_tls_desc): New function.
6522 (Target_i386::rel_tls_desc_section): New function.
6523 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6524 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6525 R_386_TLS_DESC reloc in rel_tls_desc_section.
6526 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6527 Define struct Tlsdesc_info.
6528 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6529 (Target_x86_64::do_reloc_symbol_index): New function.
6530 (Target_x86_64::add_tlsdesc_info): New function.
6531 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6532 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6534 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6536 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6537 (Target_x86_64::rela_tlsdesc_section): New function.
6538 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6540 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6541 (Target_x86_64::do_reloc_addend): New function.
6542 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6543 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6544 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6545 (Output_reloc::type): New function.
6546 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6547 (Output_reloc::is_target_specific): New function.
6548 (Output_reloc::target_arg): New function.
6549 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6550 absolute relocs and target specific relocs.
6551 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6552 add_target_specific.
6553 (class Output_data_reloc) [SHT_RELA]: Likewise.
6554 * output.cc (Output_reloc::Output_reloc): Add four new versions
6555 for absolute relocs and target specific relocs.
6556 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6557 (Output_reloc::get_symbol_index): Likewise.
6558 (Output_reloc::local_section_offset): Check that local_sym_index_
6559 is not TARGET_CODE or 0.
6560 (Output_reloc::symbol_value): Likewise.
6561 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6563 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6564 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6566 * layout.cc (add_target_dynamic_tags): Use output section for
6567 DT_PLTRELSZ and DT_JMPREL.
6569 2010-01-07 Ian Lance Taylor <iant@google.com>
6572 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6574 (class Output_data_reloc_generic): Define.
6575 (class Output_data_reloc_base): Change base class to
6576 Output_data_reloc_generic. Change add() method to call
6577 bump_relative_reloc_count for a relative reloc. Remove
6579 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6581 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6582 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6584 * layout.h (class Layout): Update declaration.
6586 2010-01-07 Ian Lance Taylor <iant@google.com>
6588 * output.h (class Output_data): Add const version of
6589 output_section and do_output_section.
6590 (class Output_section_data): Add const version of
6592 (class Output_section): Likewise.
6593 * layout.cc (Layout::add_target_dynamic_tags): New function.
6594 * layout.h (class Layout): Update declarations.
6595 * arm.cc (Target_arm::do_finalize_sections): Use
6596 add_target_dynamic_tags.
6597 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6598 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6599 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6600 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6602 2010-01-07 Ian Lance Taylor <iant@google.com>
6605 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6608 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6609 Ian Lance Taylor <iant@google.com>
6612 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6613 Xindex::read_symtab_xindex.
6615 2010-01-07 Doug Kwan <dougkwan@google.com>
6617 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6618 (Insn_template::thumb16_bcond_insn): New method declaration.
6619 (Insn_template): Fix spelling.
6620 (Stub::thumb16_special): New method declaration.
6621 (Stub::do_write): Define virtual method which was previously pure
6623 (Stub::do_thumb16_special): New method declaration.
6624 (Stub::do_fixed_endian_write): New template member.
6625 (Reloc_stub::do_write): Remove.
6626 (Reloc_stub::do_fixed_endian_write): Remove.
6627 (Cortex_a8_stub): New class definition.
6628 (Stub_factory::make_cortex_a8_stub): New method definition.
6629 (Stub_factory::Stub_factory): Add missing static storage class
6630 qualifier for elf32_arm_stub_a8_veneer_blx.
6632 2010-01-07 Ian Lance Taylor <iant@google.com>
6635 * options.h (class General_options): Add --warn-unresolved-symbols
6636 and --error-unresolved-symbols.
6637 * errors.cc (Errors::undefined_symbol): Implement
6638 --warn-unresolved-symbols.
6640 * options.h (class General_options): Add -z text and -z textoff.
6641 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6643 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6645 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6646 (Garbage_collection::cident_sections): New function.
6647 (Garbage_collection::add_cident_section): New function.
6648 (Garbage_collection::cident_sections_): New member.
6649 (gc_process_relocs): Add references to sections whose names are C
6651 * gold.h (cident_section_start_prefix): New constant.
6652 (cident_section_stop_prefix): New constant.
6653 (is_cident): New function.
6654 * layout.cc (Layout::define_section_symbols): Replace string constants
6655 with the newly defined constants.
6656 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6658 * testsuite/Makefile.am: Add gc_orphan_section_test.
6659 * testsuite/Makefile.in: Regenerate.
6660 * testsuite/gc_orphan_section_test.cc: New file.
6661 * testsuite/gc_orphan_section_test.sh: New file.
6663 2010-01-06 Ian Lance Taylor <iant@google.com>
6666 * options.h (class General_options): Add --warn-shared-textrel.
6667 * layout.cc (Layout::finish_dynamic_section): Implement
6668 --warn-shared-textrel.
6671 * options.h (class General_options): Add --warn-multiple-gp.
6673 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6675 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6676 $(THREADSLIB) and $(LIBDL).
6677 * Makefile.in: Rebuild.
6679 2010-01-06 Ian Lance Taylor <iant@google.com>
6682 * options.cc (General_options::parse_section_start): New function.
6683 (General_options::section_start): New function.
6684 (General_options::General_options): Initialize all members.
6685 * options.h: Include <map>
6686 (class General_options): Add --section-start. Add section_starts_
6688 * layout.cc (Layout::attach_allocated_section_to_segment): If
6689 --section-start was used, set the address of the segment. Remove
6690 local sort_sections.
6691 (Layout::relaxation_loop_body): If the address of the load segment
6692 has been set by --section-start, don't use it.
6693 * output.h (Output_segment::update_flags_for_output_section): New
6695 * output.cc (Output_segment::add_output_section): Call
6696 update_flags_for_output_section.
6698 2010-01-05 Ian Lance Taylor <iant@google.com>
6701 * options.h (class General_options): Add --undefined-version.
6702 * script.cc (struct Version_expression): Add was_matched_by_symbol
6704 (Version_script_info::matched_symbol): New function.
6705 (Version_script_info::get_symbol_version_helper): Call
6707 (Version_script_info::check_unmatched_names): New function.
6708 * script.h (class Version_script_info): Update declarations.
6709 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6711 * options.h (class General_options): Use DEFINE_bool_alias for
6712 allow_multiple_definition.
6713 * resolve.cc (Symbol_table::should_override): Don't test
6714 allow_multiple_definition.
6717 * options.h (class General_options): Add --cref.
6718 * main.cc (main): Print cref table if --cref. Don't close mapfile
6719 until after printing cref table.
6720 * cref.cc: Include "symtab.h".
6721 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6722 (Cref_table_compare::operator()): New function.
6723 (Cref_inputs::gather_cref): New function.
6724 (filecol): New static const.
6725 (Cref_inputs::print_cref): New function.
6726 (Cref::print_cref): New function.
6727 * cref.h: Include <cstdio>.
6728 (class Cref): Update declarations.
6729 * mapfile.h (Mapfile::file): New function.
6730 * object.h (class Object): Define Symbols. Declare virtual
6731 do_get_global_symbols.
6732 (Object::get_global_symbols): New function.
6733 * object.cc (Input_objects::add_object): Pass object to cref_ if
6735 (Input_objects::archive_start): Likewise.
6736 (Input_objects::archive_stop): Likewise.
6737 (Input_objects::print_cref): New function.
6738 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6739 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6741 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6743 * plugin.h (class Sized_pluginobj): Update declarations.
6745 2010-01-05 Ian Lance Taylor <iant@google.com>
6747 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6748 to is_default_version. Rename insdef to insdefault.
6749 (Symbol_table::add_from_relobj): Rename def to is_default_version
6750 and local to is_forced_local.
6751 (Symbol_table::add_from_pluginobj): Likewise.
6752 (Symbol_table::add_from_dynobj): Likewise.
6753 (Symbol_table::define_special_symbol): Rename insdef to
6756 2010-01-04 Ian Lance Taylor <iant@google.com>
6759 * options.h (class General_options): Add
6760 --allow-multiple-definition and -z muldefs.
6761 * resolve.cc (Symbol_table::should_override): Don't warn about a
6762 multiple symbol definition if --allow-multiple-definition or -z
6766 * options.h (class General_options): Add --add-needed and
6767 --copy-dt-needed-entries. Tweak --as-needed help entry.
6768 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6769 error if --copy-dt-needed-entries aka --add-needed is used and
6770 would cause a change in behaviour.
6773 * options.h (class General_options): Add -G as a short version of
6774 --shared. Add no-op options -assert, -g, and -i.
6776 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6778 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6779 check for .text or .gnu.linkonce.t sections.
6780 * icf.cc (Icf::find_identical_sections): Ditto.
6781 Change the detection for mangled function name within the section
6783 * icf.h (is_section_foldable_candidate): New function.
6785 2009-12-30 Ian Lance Taylor <iant@google.com>
6788 * options.h (class General_options): Permit two dashes with
6789 --retain-symbols-file.
6791 2009-12-30 Ian Lance Taylor <iant@google.com>
6794 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6795 don't put the file header and segment headers in the text
6799 * common.cc (Sort_commons::operator()): Stabilize sort when both
6801 (Symbol_table::do_allocate_commons_list): When allocating common
6802 symbols, skip a symbol which is no longer common.
6803 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6804 an object before checking its type.
6805 * testsuite/common_test_2.c: New file.
6806 * testsuite/common_test_3.c: New file.
6807 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6808 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6809 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6810 (common_test_2_pic.o, common_test_2.so): New targets.
6811 (common_test_3_pic.o, common_test_3.so): New targets.
6812 * testsuite/Makefile.in: Rebuild.
6815 * script.cc (read_input_script): If we see a new SECTIONS clause,
6816 and we have added an input section, give an error.
6817 * layout.h (class Layout): Add have_added_input_section function.
6818 Add have_added_input_section_ field.
6819 * layout.cc (Layout::Layout): Initialize
6820 have_added_input_section_.
6821 (Layout::layout): Set have_added_input_section_.
6822 (Layout::layout_eh_frame): Likewise.
6824 2009-12-30 Ian Lance Taylor <iant@google.com>
6827 * options.h (class General_options): Add --sort-common option.
6828 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6829 * common.cc (Sort_common): Add sort_order parameter to
6830 constructor. Add sort_order_ field.
6831 (Sort_commons::operator): Check sort_order_.
6832 (Symbol_table::allocate_commons): Determine the sort order.
6833 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6835 (Symbol_table::do_allocate_commons_list): Likewise.
6837 2009-12-30 Ian Lance Taylor <iant@google.com>
6840 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6841 symbols from this object, don't change the visibility of an
6843 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6845 2009-12-30 Ian Lance Taylor <iant@google.com>
6848 * script.h (class Version_script_info): Define Language enum.
6849 Update declarations. Define Glob, Exact, and Lookup types. Add
6850 new fields globals_, locals_, and is_finalized_.
6851 * script.cc: Various formatting fixes.
6852 (class Parser_closure): Change language_stack_ from a vector of
6853 std::string to one of Version_script_info::Language. Adjust all
6855 (class Lazy_demangler): Remove.
6856 (struct Version_expression): Change language from std::string to
6857 Version_script_info::Language.
6858 (Version_script_info::Version_script_info): New function.
6859 (Version_script_info::~Version_script_info): Don't call clear.
6860 (Version_script_info::finalize): New function.
6861 (Version_script_info::build_lookup_tables): New function.
6862 (Version_script_info::build_expression_list_lookup): New
6864 (Version_script_info::get_symbol_version_helper): Rewrite to use
6866 (Version_script_info::print_expression_list): Adjust to use
6867 Version_script_info::Language.
6868 (script_push_lex_into_version_mode): Check that the version script
6869 has not been finalized.
6870 (version_script_push_lang): Change language string to
6871 Version_script_info::Language.
6872 * options.cc (Command_line::version_script): New function.
6873 * options.h (class General_options): Add finalize_dynamic_list
6874 function. Change version_script from declaration to definition.
6875 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6876 * testsuite/version_script.map: Remove duplicate def of foo.
6877 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6879 * testsuite/Makefile.in: Rebuild.
6881 2009-12-30 Ian Lance Taylor <iant@google.com>
6884 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6885 if the input symbol index is 0, make the output symbol index 0.
6887 2009-12-30 Ian Lance Taylor <iant@google.com>
6890 * options.h (class General_options): Add -x/--discard-all.
6891 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6892 --discard-all. If the local symbol needs a dynamic entry, check
6893 that before handling --discard-locals.
6895 2009-12-30 Ian Lance Taylor <iant@google.com>
6898 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6900 (Output_segment::add_output_section): Don't change the flags if
6904 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6905 GNU hash table if they need a dynamic value. Otherwise, don't add
6906 them if they are defined in a dynamic object or are forced local.
6908 2009-12-29 Ian Lance Taylor <iant@google.com>
6911 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6912 .gnu.hash table for a 32-bit target.
6915 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6916 regular and a dynamic object only needs a dynamic symbol table
6917 entry if it is externally visible.
6920 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6921 constructor. Add global_offset_table_ field.
6922 (Target_i386::got_section): Set global_offset_table_.
6923 (Target_i386::do_finalize_sections): Set global_offset_table_
6925 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6926 in constructor. Add global_offset_table_ field.
6927 (Target_x86_64::got_section): Set global_offset_table_.
6928 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6931 * layout.cc (Layout::Layout): Initialize increase_relro_.
6932 (Layout::get_output_section): Add is_relro, is_last_relro, and
6933 is_first_non_relro parameters. Change all callers.
6934 (Layout::choose_output_section): Likewise.
6935 (Layout::add_output_section_data): Likewise.
6936 (Layout::make_output_section): Likewise.
6937 (Layout::set_segment_offsets): Clear increase_relro when using a
6939 * layout.h (class Layout): Add increase_relro method. Add
6940 increase_relro_ field. Update declarations.
6941 * output.cc (Output_section::Output_section): Initialize
6942 is_last_relro_ and is_first_non_relro_.
6943 (Output_segment::add_output_section): Group relro sections is
6944 do_sort is true. Handle is_last_relro and is_first_non_relro.
6945 (Output_segment::maximum_alignment): Remove relro handling.
6946 (Output_segment::set_section_addresses): Add increase_relro
6947 parameter. Change all callers. Add initial alignment to align
6948 relro sections on separate page. Remove old relro handling.
6949 (Output_segment::set_section_list_addresses): Remove in_relro
6950 parameter. Change all callers.
6951 (Output_segment::set_offset): Add increase parameter. Change all
6952 callers. Remove old relro handling.
6953 * output.h (class Output_section): Add new methods: is_last_relro,
6954 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6955 Add is_last_relro_ and is_first_non_relro_ fields.
6956 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6957 Create separate .got.plt section. Call increase_relro.
6958 * x86_64.cc (Target_x86_64::got_section): Likewise.
6959 * testsuite/relro_script_test.t: Add .got.plt.
6962 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6963 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6964 (Layout::finalize): Call set_dynamic_symbol_size.
6965 (Layout::set_dynamic_symbol_size): New function.
6966 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6967 set_dynamic_symbol_size.
6970 * output.h (class Output_section): Add is_entsize_zero_ field.
6971 * output.cc (Output_section::Output_section): Initialize
6973 (Output_section::set_entsize): If two different entsizes are
6974 requested, force it to zero.
6975 (Output_section::add_input_section): Set flags for .debug_str
6976 before updating section flags. Set entsize.
6977 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6978 and SHF_STRING if all input sections have those flags.
6980 2009-12-29 Rafael Espindola <espindola@google.com>
6982 * main.cc (main): Fix the sys time reporting.
6983 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6986 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6988 * options.cc (General_options::parse_version): Allow -v to exit
6989 without an error if there is nothing to link.
6991 2009-12-29 Ian Lance Taylor <iant@google.com>
6993 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6994 using a version of gcc before 4.1.
6995 * configure: Rebuild.
6997 2009-12-28 Chris Demetriou <cgd@google.com>
6999 * attributes.cc (Output_attributes_section_data::do_write): Use
7000 std::vector::front rather than std::vector::data.
7002 2009-12-28 Ian Lance Taylor <iant@google.com>
7004 * symtab.h (class Symbol_table): Add enum Defined.
7005 * resolve.cc (Symbol_table::should_override): Add defined
7006 parameter. Change all callers. Test whether object is NULL
7007 before calling a method on it.
7008 (Symbol_table::report_resolve_problem): Add defined parameter.
7010 (Symbol_table::should_override_with_special): Likewise.
7011 * symtab.cc (Symbol_table::define_in_output_data): Add defined
7012 parameter. Change all callers.
7013 (Symbol_table::do_define_in_output_data): Likewise.
7014 (Symbol_table::define_in_output_segment): Likewise.
7015 (Symbol_table::do_define_in_output_segment): Likewise.
7016 (Symbol_table::define_as_constant): Likewise.
7017 (Symbol_table::do_define_as_constant): Likewise.
7018 * script.h (class Symbol_assignment): Add is_defsym parameter to
7019 constructor; change all callers.
7020 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
7021 parameter. Change all callers. Add is_defsym_ field.
7022 (class Parser_closure): Add parsing_defsym parameter to
7023 constructor; change all callers. Add parsing_defsym accessor
7024 function. Add parsing_defsym_ field.
7026 2009-12-28 Ian Lance Taylor <iant@google.com>
7028 * gold.cc (queue_middle_tasks): Fix formatting.
7029 * object.cc (Relobj::is_section_name_included): Likewise.
7031 2009-12-23 Ian Lance Taylor <iant@google.com>
7033 * i386.cc (Target_i386::do_calls_non_split): Recognize
7034 -fsplit-stack prologue for a function with a static chain.
7035 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
7036 -fsplit-stack prologue when using %r11.
7038 2009-12-21 Sriraman Tallam <tmsriram@google.com>
7040 * options.cc (General_options::parse_version): Make -v continue and do
7041 the link like GNU ld does.
7043 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
7045 * Makefile.am (CCFILES): Add timer.cc.
7046 (HFILES): Add timer.h.
7047 * configure.ac: Check for sysconf and times.
7048 * main.cc: include timer.h.
7049 (main): Use Timer instead of get_run_time.
7052 * workqueue.cc: include timer.h.
7053 (Workqueue::find_and_run_task):
7054 Report user, sys and wall time.
7055 * Makefile.in: Regenerate.
7056 * config.in: Regenerate.
7057 * configure: Regenerate.
7059 2009-12-16 Doug Kwan <dougkwan@google.com>
7061 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
7063 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
7064 relaxed input sections.
7065 * output.cc (Output_section::find_relaxed_input_section): Change
7066 return type to Output_relaxed_input_section pointer. Adjust code
7067 for new type of relaxed_input_section_map_.
7068 * output.h (Output_section::find_relaxed_input_section): Change
7069 return type to Output_relaxed_input_section pointer.
7070 (Output_section::Output_relaxed_input_section_by_input_section_map):
7072 (Output_section::relaxed_input_section_map_): Change type to
7073 Output_section::Output_relaxed_input_section_by_input_section_map.
7074 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
7077 2009-12-15 Ian Lance Taylor <iant@google.com>
7079 * layout.cc (Layout::create_shstrtab): Only write out after input
7080 sections if we are compressing debug sections.
7082 2009-12-15 Ian Lance Taylor <iant@google.com>
7084 * archive.cc (Archive::add_symbols): Only look up a symbol without
7085 a version if there is, in fact, a version.
7087 2009-12-14 Ian Lance Taylor <iant@google.com>
7089 Revert -Wshadow changes, all changes from:
7090 2009-12-11 Doug Kwan <dougkwan@google.com>
7091 2009-12-11 Nick Clifton <nickc@redhat.com>
7092 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
7094 2009-12-11 Doug Kwan <dougkwan@google.com>
7096 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
7098 * attributes.cc (Object_attribute::size): Ditto.
7099 (Attributes_section_data::size): Ditto.
7100 (Attributes_section_data::Attributes_section_data): Ditto.
7101 (Output_attributes_section_data::do_write): Ditto.
7102 * attributes.h (Object_attribute::set_type): Ditto.
7103 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
7105 2009-12-11 Nick Clifton <nickc@redhat.com>
7107 * archive.cc: Fix shadowed variable warnings.
7109 * compressed_output.cc: Likewise.
7110 * compressed_output.h: Likewise.
7111 * configure: Likewise.
7112 * dwarf_reader.cc: Likewise.
7113 * dynobj.cc: Likewise.
7114 * dynobj.h: Likewise.
7115 * ehframe.cc: Likewise.
7116 * ehframe.h: Likewise.
7117 * errors.cc: Likewise.
7118 * expression.cc: Likewise.
7119 * fileread.cc: Likewise.
7120 * fileread.h: Likewise.
7121 * freebsd.h: Likewise.
7122 * i386.cc: Likewise.
7124 * incremental.h: Likewise.
7125 * layout.cc: Likewise.
7126 * layout.h: Likewise.
7127 * mapfile.cc: Likewise.
7128 * merge.cc: Likewise.
7129 * merge.h: Likewise.
7130 * object.cc: Likewise.
7131 * object.h: Likewise.
7132 * options.h: Likewise.
7133 * output.cc: Likewise.
7134 * output.h: Likewise.
7135 * parameters.cc: Likewise.
7136 * plugin.cc: Likewise.
7137 * powerpc.cc: Likewise.
7138 * reduced_debug_output.cc: Likewise.
7139 * reduced_debug_output.h: Likewise.
7140 * reloc.cc: Likewise.
7141 * reloc.h: Likewise.
7142 * resolve.cc: Likewise.
7143 * script-sections.cc: Likewise.
7144 * script.cc: Likewise.
7145 * script.h: Likewise.
7146 * sparc.cc: Likewise.
7147 * symtab.cc: Likewise.
7148 * symtab.h: Likewise.
7149 * target-select.cc: Likewise.
7150 * target-select.h: Likewise.
7151 * token.h: Likewise.
7152 * workqueue.cc: Likewise.
7153 * workqueue.h: Likewise.
7154 * x86_64.cc: Likewise.
7156 2009-12-10 Doug Kwan <dougkwan@google.com>
7158 * arm.cc (attributes.h): New include.
7159 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
7160 (Arm_relobj::~Arm_relobj): Delete object pointed by
7161 attributes_section_data_.
7162 (Arm_relobj::attributes_section_data): New method definition.
7163 (Arm_relobj::attributes_section_data_): New data member declaration.
7164 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
7165 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
7166 attributes_section_data_.
7167 (Arm_dynobj::attributes_section_data): New method definition.
7168 (Arm_dynobj::attributes_section_data_): New data member declaration.
7169 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
7170 initialization value of may_use_blx_ to false.
7171 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
7172 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
7173 object attributes to compute results instead of hard-coding.
7174 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
7175 Target_arm::get_secondary_compatible_arch,
7176 Target_arm::set_secondary_compatible_arch
7177 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7178 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
7179 New method declarations.
7180 (Target_arm::get_aeabi_object_attribute): New method definition.
7181 (Target_arm::attributes_section_data_): New data member declaration.
7182 (read_arm_attributes_section): New template definition.
7183 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
7184 (Arm_dynobj::do_read_symbols): Ditto.
7185 (Target_arm::do_finalize_sections): Merge attributes sections from
7186 input. Check for BLX use after attributes section merging.
7187 Fix __exidx_start and __exidx_end visibility. Create an
7188 .ARM.attributes section if necessary.
7189 (Target_arm::get_secondary_compatible_arch,
7190 Target_arm::set_secondary_compatible_arch,
7191 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7192 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
7193 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
7194 New method definitions.
7196 2009-12-09 Ian Lance Taylor <iant@google.com>
7198 * plugin.cc (Plugin::load): Don't cast from void* to a function
7201 2009-12-09 Ian Lance Taylor <iant@google.com>
7203 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
7206 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
7208 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
7209 Replace two_file_shared_1.so with two_file_shared_2.so.
7210 * testsuite/Makefile.in: Regenerated.
7212 2009-12-08 Doug Kwan <dougkwan@google.com>
7214 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7215 (HFILES): Add attributes.h and int_encoding.h.
7216 * Makefile.in: Regenerate.
7217 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7218 function definitions to int_encoding.cc
7219 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7220 prototypes to int_encoding.h
7221 * reduced_debug_output.cc (int_encoding.h): New include.
7222 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7223 function definitions to int_encoding.cc
7224 (insert_into_vector, read_from_pointer): Move template definitions to
7226 * attributes.cc: New file.
7227 * attributes.h: New file.
7228 * int_encoding.cc: New file.
7229 * int_encoding.h: New file.
7231 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
7234 * incremental-dump.cc (dump_incremental_inputs): New.
7235 (main): Use dump_incremental_inputs.
7237 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7240 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7241 checking elfcpp::STT_FUNC.
7242 (Target_i386::Relocate::relocate): Likewise.
7243 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7245 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7246 symbols from shared libraries into normal FUNC symbols.
7248 * symtab.h (Symbol): Add is_func and use it.
7250 2009-12-05 Doug Kwan <dougkwan@google.com>
7252 * arm.cc (Target_arm::arm_info): Initialize new fields
7253 attributes_section and attributes_vendor.
7254 * i386.cc (Target_i386::i386_info): Same.
7255 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7256 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7257 fields attributes_section and attributes_vendor.
7258 * sparc.cc (Target_sparc::sparc_info): Same.
7259 * target.h (Target::attributes_section, Target::attributes_vendor,
7260 Target::is_attributes_section, Target::attribute_arg_type,
7261 Target::attributes_order): New method definitions.
7262 (Target::Target_info::attributes_section,
7263 Target::Target_info::attributes_vendor): New fields.
7264 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7265 virtual method definitions.
7266 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7267 attributes_section and attributes_vendor.
7268 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7270 2009-12-05 Doug Kwan <dougkwan@google.com>
7272 * arm.cc: Update comments about interworking and stub generation.
7273 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7274 considered as non-PIC.
7275 (Arm_relocate_functions::base_abs): Fix formatting.
7276 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7277 of function to use GOT entry address instead of offset.
7278 (Target_arm::Scan::global): Issue an error if a symbol would need a
7279 PLT does not get one because it is untyped. Remove code to create
7280 dynamic symbols for relative branches.
7281 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7282 takes unsigned integer instead of boolean.
7284 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7286 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7287 (two_file_test_LDADD): Likewise.
7288 (common_test_1_LDADD): Likewise.
7289 (exception_test_LDADD) Likewise.
7290 (weak_test_LDADD): Likewise.
7291 (many_sections_test_LDADD): Likewise.
7292 (initpri1_LDADD): Likewise.
7293 (script_test_1_LDADD): Likewise.
7294 (script_test_2_LDADD): Likewise.
7295 (justsyms_LDADD): Likewise.
7296 (binary_test_LDADD): Likewise.
7297 (large_LDADD): Likewise.
7298 * testsuite/Makefile.in: Regenerated.
7300 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
7302 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7303 (Symbol_table::override_with_special): Likewise.
7304 (Symbol_table::add_from_object): Likewise.
7306 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7308 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7309 Don't set the data_offset twice.
7311 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7313 * testsuite/Makefile.in: Regenerate.
7315 2009-12-03 Doug Kwan <dougkwan@google.com>
7317 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7318 (Target_arm::do_finalize_sections): Add parameter for symbol table
7319 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7320 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7321 parameter for symbol table pointer.
7322 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7323 an additional parameter for a pointer to symbol table.
7324 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7325 parameter for a symbol table pointer.
7326 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7327 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7329 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7330 parameter for a symbol table pointer.
7332 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
7334 * incremental.cc (Incremental_inputs_header)
7335 (Incremental_inputs_header_write, Incremental_inputs_entry)
7336 (Incremental_inputs_entry_write): Move ...
7337 * incremental.h (Incremental_inputs_header)
7338 (Incremental_inputs_header_write, Incremental_inputs_entry)
7339 (Incremental_inputs_entry_write): here.
7341 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7343 * incremental.cc (make_sized_incremental_binary): Set the target.
7344 Error if it is incompatible.
7345 * output.h (Output_file): Add filename method.
7347 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7349 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7350 from the get_* methods.
7352 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7354 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7355 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7356 Write 0 for the data_offset of scripts.
7358 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7360 * testsuite/Makefile.am: Add the incremental_test.sh test.
7361 * testsuite/incremental_test.sh: New.
7362 * testsuite/incremental_test_1.c: New.
7363 * testsuite/incremental_test_2.c: New.
7365 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
7367 * incremental-dump.cc (main): Fix typos.
7369 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
7372 * incremental-dump.cc (main): Use llu to print 64 bit values.
7374 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7375 H.J. Lu <hongjiu.lu@intel.com>
7377 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7379 (incremental_dump_LDADD): Likewise.
7380 * Makefile.in: Regenerated.
7382 2009-11-25 Doug Kwan <dougkwan@google.com>
7386 2009-11-25 Doug Kwan <dougkwan@google.com>
7388 * arm.cc (Target_arm::Target_arm): Move method definition
7389 outside of class definition. Add code to handle
7390 --target1-rel, --target1-abs and --target2= options.
7391 (Target_arm::get_reloc_reloc_type): Change method to be
7392 non-static and const.
7393 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7394 New data member declaration.
7395 (Target_arm::Scan::local, Target_arm::Scan::global,
7396 Target_arm::Relocate::relocate,
7397 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7398 Adjust call to Target_arm::get_real_reloc_type.
7399 (Target_arm::get_real_reloc_type): Use command line options
7400 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7401 * options.h (--target1-rel, --target1-abs, --target2): New
7404 2009-11-25 Doug Kwan <dougkwan@google.com>
7406 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7407 class definition. Add code to handle --target1-rel, --target1-abs
7408 and --target2= options.
7409 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7411 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7413 (Target_arm::Scan::local, Target_arm::Scan::global,
7414 Target_arm::Relocate::relocate,
7415 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7416 call to Target_arm::get_real_reloc_type.
7417 (Target_arm::get_real_reloc_type): Use command line options to
7418 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7419 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7422 2009-11-25 Doug Kwan <dougkwan@google.com>
7424 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7425 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7426 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7428 (Arm_relocate_functions::thm_call): Replace body with a call to
7429 Arm_relocate_functions::thumb_branch_common.
7430 (Arm_relocate_functions::thm_jump24,
7431 Arm_relocate_functions::thm_xpc22): New method definitions.
7432 (Arm_relocate_functions::thumb_branch_common): New method definition.
7433 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7435 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7436 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7438 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7440 * Makefile.am: Build incremental-dump
7441 * Makefile.in: Regenerate.
7442 * incremental-dump.cc: New.
7443 * incremental.cc (Incremental_inputs_header_data,
7444 Incremental_inputs_entry_data): Move to incremental.h
7445 * incremental.h: (Incremental_inputs_header_data,
7446 Incremental_inputs_entry_data): Move from incremental.cc
7448 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7450 * incremental.cc (Incremental_inputs_header,
7451 Incremental_inputs_header_write, Incremental_inputs_entry,
7452 Incremental_inputs_entry_write): Add a typedef with the data type.
7454 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7456 * incremental.cc (Incremental_inputs_header,
7457 Incremental_inputs_header_write, Incremental_inputs_entry,
7458 Incremental_inputs_entry_write): Update comment about which
7459 type has the filed descriptions.
7461 2009-11-15 Doug Kwan <dougkwan@google.com>
7463 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7464 (Arm_relocate_functions::arm_branch_common): Change method defintion
7465 in class definition to a method declaration and update list of formal
7467 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7468 Arm_relocation_functions::jump24): Adjust call to
7469 Arm_relocate_functions::arm_branch_common. Update list of formal
7471 (Arm_relocate_functions::xpc25): New method definition.
7472 (Arm_relocate_functions::arm_branch_common): Move method defintion
7473 out from class definition. Use stubs for mode-switching and extending
7475 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7476 specially. Change code to enable use of stubs in ARM branches.
7478 2009-11-10 Doug Kwan <dougkwan@google.com>
7480 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7481 in method declaration.
7482 (Target_arm::relocate_stub): New method declaration.
7483 (Target_arm::default_target): Change to return a pointer instead of
7485 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7486 Target_arm::default_target.
7487 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7489 (Target_arm::relocate_section): Adjust view.
7490 (Target_arm::relocate_stub): New method definition.
7492 2009-11-10 Doug Kwan <dougkwan@google.com>
7494 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7496 * incremental.cc (open_incremental_binary): Initialized local
7497 variables to avoid warnings.
7498 * object.cc (make_elf_object): Ditto.
7499 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7502 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7505 * testsuite/plugin_test.c: Include "config.h".
7507 2009-11-09 Doug Kwan <dougkwan@google.com>
7509 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7510 (arm_symbol_value): Remove.
7511 (Arm_relocate_functions::arm_branch_common,
7512 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7513 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7514 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7515 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7516 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7517 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7518 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7519 Arm_relocate_functions::thm_mobw_abs_nc,
7520 Arm_relocate_functions::thm_mov_abs,
7521 Arm_relocate_functions::movw_prel_nc,
7522 Arm_relocate_functions::thm_movt_abs,
7523 Arm_relocate_functions::movt_prel,
7524 Arm_relocate_functions::thm_movw_prel_nc,
7525 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7526 (Target_arm::Relocate::relocate): Only decompose address into two
7527 parts if relocation type uses the thumb-bit and pass the actual
7528 bit instead of a flag indicating that the thumb-bit is used. Adjust
7529 calls to methods in Arm_relocate_functions for this change.
7531 2009-11-08 Ian Lance Taylor <iant@google.com>
7534 * reloc.cc: Instantiate
7535 Sized_relobj::initialize_input_to_output_maps and
7536 Sized_relobj:free_input_to_output_maps.
7538 2009-11-06 Ian Lance Taylor <iant@google.com>
7541 * defstd.cc (in_segment): Set only_if_ref true for "end".
7543 2009-11-06 Doug Kwan <dougkwan@google.com>
7545 * arm.cc (class Reloc_stub): Correct a comment.
7546 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7547 (Target_arm::scan_section_for_stubs): New method declaration.
7548 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7549 Change methods from private to protected.
7550 (Target_arm::do_may_relax): New method definition.
7551 (Target_arm::do_relax, Target_arm::group_sections,
7552 Target_arm::scan_reloc_for_stub,
7553 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7554 (Target_arm::arm_input_section_map_): New data member declaration.
7555 (Target_arm::scan_reloc_for_stub,
7556 Target_arm::scan_reloc_section_for_stubs,
7557 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7558 Target_arm::do_relax): New method definitions.
7560 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7562 * configure.ac: Check for (struct stat)::st_mtim
7563 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7564 * config.in: Regenerate.
7565 * configure: Regenerate.
7567 2009-11-05 Ian Lance Taylor <iant@google.com>
7570 * output.cc (Output_segment::add_output_section): Add missing
7573 2009-11-04 Ian Lance Taylor <iant@google.com>
7576 * object.h (class Object): Add is_needed and set_is_needed
7577 methods. Add is_needed_ field. Make bool fields into bitfields.
7578 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7579 defined in a dynamic object and referenced by a regular object,
7580 set is_needed for the dynamic object.
7581 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7582 if the file is marked with as_needed and it is not needed.
7584 2009-11-04 Ian Lance Taylor <iant@google.com>
7587 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7588 tags if data is discarded by linker script.
7589 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7590 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7591 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7592 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7594 2009-11-04 Ian Lance Taylor <iant@google.com>
7596 * layout.cc (Layout::get_output_section): Add is_interp and
7597 is_dynamic_linker_section parameters. Change all callers.
7598 (Layout::choose_output_section): Likewise.
7599 (Layout::make_output_section): Likewise.
7600 (Layout::add_output_section_data): Add is_dynamic_linker_section
7601 parameter. Change all callers.
7602 * layout.h (class Layout): Update declarations.
7603 * output.h (class Output_section): Add is_interp, set_is_interp,
7604 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7605 Add is_interp_, is_dynamic_linker_section_ fields. Change
7606 generate_code_fills_at_write_ to a bitfield.
7607 * output.cc (Output_section::Output_sections): Initialize new
7609 (Output_segment::add_output_section): Add do_sort parameter.
7612 2009-11-03 Ian Lance Taylor <iant@google.com>
7615 * options.h (class General_options): Add --warn-common.
7616 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7617 merging two common symbols.
7618 (Symbol_table::should_override): Handle --warn-common when merging
7619 a common symbol with a defined symbol. Use report_resolve_problem
7620 for multiple definitions.
7621 (Symbol_table::report_resolve_problem): New function.
7622 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7624 2009-11-03 Doug Kwan <dougkwan@google.com>
7626 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7628 (Target_arm::stub_factory): New method definition.
7629 (Target_arm::new_arm_input_section,
7630 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7631 Target_arm::reloc_uses_thumb_bit): New method declarations.
7632 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7633 New type definitions.
7634 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7635 member declarations.
7636 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7637 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7638 New method definitions.
7640 2009-11-03 Ian Lance Taylor <iant@google.com>
7642 * options.h (class General_options): Add --warn_constructors.
7644 2009-11-03 Ian Lance Taylor <iant@google.com>
7647 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7648 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7650 2009-11-03 Ian Lance Taylor <iant@google.com>
7653 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7654 --msgid-bugs-address.
7655 (install-pdf): New target.
7656 (install-data_yes): Look up one directory to find mkinstalldirs.
7658 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7660 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7663 2009-10-30 Doug Kwan <dougkwan@google.com>
7665 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7667 2009-10-30 Doug Kwan <dougkwan@google.com>
7669 * arm.cc (Stub_addend_reader): New struct template definition
7670 and partial specializations.
7671 (Stub_addend_reader::operator()): New method definition for a
7672 partially specialized template.
7674 2009-10-30 Doug Kwan <dougkwan@google.com>
7676 * arm.cc (Arm_relobj::processor_specific_flags): New method
7678 (Arm_relobj::do_read_symbols): New method declaration.
7679 (Arm_relobj::processor_specific_flags_): New data member declaration.
7680 (Arm_dynobj): New class definition.
7681 (Target_arm::do_finalize_sections): Add input_objects parameter.
7682 (Target_arm::do_adjust_elf_header): New method declaration.
7683 (Target_arm::are_eabi_versions_compatible,
7684 (Target_arm::merge_processor_specific_flags): New method declaration.
7685 (Target_arm::do_make_elf_object): New overloaded method definitions
7687 (Arm_relobj::do_read_symbols): New method definition.
7688 (Arm_dynobj::do_read_symbols): Ditto.
7689 (Target_arm::do_finalize_sections): Add input_objects parameters.
7690 Merge processor-specific flags from all input objects.
7691 (Target_arm::are_eabi_versions_compatible,
7692 Target_arm::merge_processor_specific_flags,
7693 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7694 New method definitions.
7695 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7696 Input_objects pointer type parameter.
7697 * layout.cc (Layout::finalize): Pass input objects to target's.
7698 finalize_sections function.
7699 * output.cc (Output_file_header::do_sized_write): Set ELF file
7700 header's processor-specific flags.
7701 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7702 Input_objects pointer type parameter.
7703 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7704 * target.h (Input_objects): New forward class declaration.
7705 (Target::processor_specific_flags,
7706 Target::are_processor_specific_flags_sect): New method definitions.
7707 (Target::finalize_sections): Add input_objects parameter.
7708 (Target::Target): Initialize processor_specific_flags_ and
7709 are_processor_specific_flags_set_.
7710 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7712 (Target::set_processor_specific_flags): New method definition.
7713 (Target::processor_specific_flags_,
7714 Target::are_processor_specific_flags_set_): New data member
7716 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7717 Input_objects pointer type parameter.
7719 2009-10-30 Doug Kwan <dougkwan@google.com>
7721 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7723 2009-10-28 Ian Lance Taylor <iant@google.com>
7725 * object.h (class Relobj): Drop options parameter from
7726 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7727 do_scan_relocs, do_relocate. Change all callers.
7728 (class Sized_relobj): Drop options parameters from
7729 do_gc_process_relocs, do_scan_relocs, do_relocate,
7730 do_relocate_sections, relocate_sections, emit_relocs_scan,
7731 emit_relocs_scan_reltype. Change all callers.
7732 (struct Relocate_info): Remove options field and all references to
7734 * reloc.h (class Read_relocs): Remove options constructor
7735 parameter and options_ field. Change all callers.
7736 (class Gc_process_relocs, class Scan_relocs): Likewise.
7737 (class Relocate_task): Likewise.
7738 * target-reloc.h (scan_relocs): Remove options parameter. Change
7740 (scan_relocatable_relocs): Likewise.
7741 * target.h (class Sized_target): Remove options parameter from
7742 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7744 * gc.h (gc_process_relocs): Remove options parameter. Change all
7746 * arm.cc: Update functions to remove options parameters.
7747 * i386.cc: Likewise.
7748 * powerpc.cc: Likewise.
7749 * sparc.cc: Likewise.
7750 * x86_64.cc: Likewise.
7751 * testsuite/testfile.cc: Likewise.
7753 2009-10-28 Doug Kwan <dougkwan@google.com>
7755 * arm.cc (Arm_relobj): New class definition.
7756 (Arm_relobj::scan_sections_for_stubs,
7757 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7758 New method definitions.
7760 2009-10-28 Cary Coutant <ccoutant@google.com>
7762 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7763 (Plugin::cleanup_done_): New member.
7764 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7765 (Plugin_manager::cleanup_done_): Remove.
7766 (Plugin_manager::add_input_file): Edit error message.
7767 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7768 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7770 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7772 * fileread.cc: (File_read::View::~View): Use the new
7773 data_ownership_ filed.
7774 (File_read::~File_read): Dispose the new whole_file_view_.
7775 (File_read::open): Mmap the whole file if needed.
7776 (File_read::open): Use whole_file_view_ instead of contents_.
7777 (File_read::find_view): Use whole_file_view_ if applicable.
7778 (File_read::do_read): Use whole_file_view_ instead of contents_.
7779 (File_read::make_view): Use whole_file_view_ instead of contents_,
7780 update File_read::View::View call.
7781 (File_read::find_or_make_view): Update File_read::View::View
7783 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7785 (File_read::View::Data_ownership): New enum.
7786 (File_read::View::View): Replace bool mapped_ with Data_ownership
7788 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7789 (File_read::View::data_ownership_): New field.
7790 (File_read::contents_): Remove (replaced by whole_file_view_).
7791 (File_read::whole_file_view_): New field.
7792 * options.h (class General_options): Add --keep-files-mapped.
7794 2009-10-27 Cary Coutant <ccoutant@google.com>
7796 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7797 * testsuite/Makefile.am (plugin_test_5): New test case.
7798 * testsuite/Makefile.in: Regenerate.
7800 2009-10-25 Doug Kwan <dougkwan@google.com>
7802 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7803 from private to protected to allow access by child class.
7804 (Sized_relobj::do_relocate_sections): New method declaration.
7805 (Sized_relobj::relocate_sections): Virtualize.
7806 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7807 Sized_relobj::relocate_sections. Instantiate template explicitly
7808 for different target sizes and endianity.
7810 2009-10-24 Doug Kwan <dougkwan@google.com>
7812 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7813 (Arm_input_section::as_arm_input_section): New method.
7814 (Arm_output_section): New class definition.
7815 (Arm_output_section::create_stub_group,
7816 Arm_output_section::group_sections): New method definitions.
7818 2009-10-22 Doug Kwan <dougkwan@google.com>
7820 * arm.cc (Arm_input_section): New class definition.
7821 (Arm_input_section::init, Arm_input_section:do_write,
7822 Arm_input_section::set_final_data_size,
7823 Arm_input_section::do_reset_address_and_file_offset): New method
7826 2009-10-21 Doug Kwan <dougkwan@google.com>
7828 * arm.cc (Stub_table, Arm_input_section): New forward class
7830 (Stub_table): New class defintion.
7831 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7832 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7833 New method definition.
7835 2009-10-21 Doug Kwan <dougkwan@google.com>
7837 * arm.cc: Update copyright comments.
7838 (Target_arm): New forward class template declaration.
7839 (Arm_address): New type.
7840 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7841 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7842 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7844 (Insn_template): Same.
7845 (DEF_STUBS): New macro.
7846 (Stub_type): New enum type.
7847 (Stub_template): New class definition.
7850 (Stub_factory): Same.
7851 (Target_arm::Target_arm): Initialize may_use_blx_ and
7852 should_force_pic_veneer_.
7853 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7854 Target_arm::should_force_pic_veneer,
7855 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7856 Target_arm::using_thumb_only, Target_arm:;default_target): New
7858 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7859 New data member declarations.
7860 (Insn_template::size, Insn_template::alignment): New method defintions.
7861 (Stub_template::Stub_template): New method definition.
7862 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7863 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7864 (Stub_factory::Stub_factory): New method definition.
7865 * gold.h (string_hash): New template.
7866 * output.h (Input_section_specifier::hash_value): Use
7868 (Input_section_specifier::string_hash): Remove.
7869 * stringpool.cc (Stringpool_template::string_hash): Use
7872 2009-10-20 Doug Kwan <dougkwan@google.com>
7874 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7875 symbols of relaxed input sections.
7876 * output.h (Output_section::find_relaxed_input_section): Make
7879 2009-10-16 Doug Kwan <dougkwan@google.com>
7881 * dynobj.cc (Versions::Versions): Initialize version_script_.
7882 Only insert base version symbol definition for a shared object
7883 if version script defines any version versions.
7884 (Versions::define_base_version): New method definition.
7885 (Versions::add_def): Check that base version is not needed.
7886 (Versions::add_need): Define base version lazily.
7887 * dynobj.h (Versions::define_base_version): New method declaration.
7888 (Versions::needs_base_version_): New data member declaration.
7889 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7890 (check_DATA): Add no_version_test.stdout.
7891 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7893 * testsuite/Makefile.in: Regenerate.
7894 * testsuite/no_version_test.c: New file.
7895 * testsuite/no_version_test.sh: Ditto.
7897 2009-10-16 Doug Kwan <dougkwan@google.com>
7899 * expression.cc (class Segment_start_expression): New class definition.
7900 (Segment_start_expression::value): New method definition.
7901 (script_exp_function_segment_start): Return a new
7902 Segment_start_expression.
7903 * gold/script-c.h (script_saw_segment_start_expression): New function
7905 * script-sections.cc (Script_sections::Script_sections): Initialize
7906 SAW_SEGMENT_START_EXPRESSION_ to false.
7907 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7908 and -Tbbs options to specify section addresses if given in
7909 command line and no SEGMENT_START expression is seen in a script.
7910 * script-sections.h (Script_sections::saw_segment_start_expression,
7911 Script_sections::set_saw_segment_start_expression): New method
7913 (Script_sections::saw_segment_start_expression_): New data member
7915 * script.cc (script_saw_segment_start_expression): New function.
7916 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7917 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7918 script_test_7.sh and script_test_8.sh.
7919 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7920 script_test_8.stdout.
7921 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7922 (script_test_6, script_test_6.stdout, script_test_7,
7923 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7924 * Makefile.in: Regenerate.
7925 * testsuite/script_test_6.sh: New file.
7926 * testsuite/script_test_6.t: Same.
7927 * testsuite/script_test_7.sh: Same.
7928 * testsuite/script_test_7.t: Same.
7929 * testsuite/script_test_8.sh: Same.
7931 2009-10-16 Doug Kwan <dougkwan@google.com>
7933 * output.cc (Output_segment::set_section_list_address): Cast
7934 expressions to unsigned long long type to avoid format warnings.
7936 2009-10-15 Ian Lance Taylor <iant@google.com>
7938 * script.cc (Script_options::add_symbol_assignment): Always add a
7939 dot assignment to script_sections_.
7940 * script-sections.cc (Script_sections::add_dot_assignment):
7941 Initialize if necessary.
7943 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7944 program headers with no load segment if there is a linker script.
7946 * layout.cc (Layout::set_segment_offsets): Align the file offset
7947 to the segment aligment for -N or -n with no load segment.
7948 * output.cc (Output_segment::add_output_section): Don't crash if
7949 the first section is a TLS section.
7950 (Output_segment::set_section_list_addresses): Print an error
7951 message if the address moves backward in a linker script.
7952 * script-sections.cc
7953 (Output_section_element_input::set_section_addresses): Don't
7954 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7955 (Orphan_output_section::set_section_addresses): Likewise.
7957 2009-10-15 Doug Kwan <dougkwan@google.com>
7959 * layout.cc (Layout::finish_dynamic_section): Generate tags
7960 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7961 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7962 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7964 2009-10-14 Ian Lance Taylor <iant@google.com>
7966 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7968 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7969 data_shdr fields of relinfo.
7970 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7971 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7972 R_386_TLS_LDO_32, adjust based on section flags.
7973 (Target_i386::Relocate::fix_up_ldo): Remove.
7975 2009-10-13 Ian Lance Taylor <iant@google.com>
7977 Add support for -pie.
7978 * options.h (class General_options): Add -pie and
7980 (General_options::output_is_position_independent): Test -pie.
7981 (General_options::output_is_executable): Return true if not shared
7982 and not relocatable.
7983 (General_options::output_is_pie): Remove.
7984 * options.cc (General_options::finalize): Reject incompatible uses
7986 * gold.cc (queue_middle_tasks): A -pie link is not static.
7987 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7988 * symtab.cc (Symbol::final_value_is_known): Return false if
7989 output_is_position_independent.
7990 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7991 output_is_position_independent.
7992 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7993 output_is_position_independent.
7994 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7995 output_is_position_independent.
7996 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7998 (basic_pie_test.o, basic_pie_test): New targets.
7999 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
8000 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
8001 (two_file_pie_test): New target.
8002 * testsuite/Makefile.in: Rebuild.
8003 * README: Remove note saying that -pie is not supported.
8005 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8007 * options.h (class General_options): Add -init and -fini.
8008 * layout.cc (Layout::finish_dynamic_section): Emit
8009 given init and fini functions.
8011 2009-10-13 Sriraman Tallam <tmsriram@google.com>
8013 * gc.h (gc_process_relocs): Check if icf is enabled using new
8015 * gold.cc (queue_initial_tasks): Likewise.
8016 (queue_middle_tasks): Likewise.
8017 * object.cc (do_layout): Likewise.
8018 * symtab.cc (is_section_folded): Likewise.
8019 * main.cc (main): Likewise.
8020 * reloc.cc (Read_relocs::run): Likewise.
8021 (Sized_relobj::do_scan_relocs): Likewise.
8022 * icf.cc (is_function_ctor_or_dtor): New function.
8023 (Icf::find_identical_sections): Check if function is ctor or dtor when
8025 * options.h (General_options::icf): Change option to be an enum.
8026 (Icf_status): New enum.
8027 (icf_enabled): New method.
8028 (icf_safe_folding): New method.
8029 (set_icf_status): New method.
8030 (icf_status_): New variable.
8031 * (options.cc) (General_options::finalize): Set icf_status_.
8032 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
8033 icf_test and icf_keep_unique_test to use the --icf enum flag.
8034 * testsuite/icf_safe_test.sh: New file.
8035 * testsuite/icf_safe_test.cc: New file.
8037 2009-10-12 Sriraman Tallam <tmsriram@google.com>
8039 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
8040 includes to gc.h and icf.h.
8041 * arm.cc: Include gc.h.
8042 * gold.cc: Likewise.
8043 * i386.cc: Likewise.
8044 * powerpc.cc: Likewise.
8045 * sparc.cc: Likewise.
8046 * x86_64.cc: Likewise.
8047 * gc.h: Include icf.h.
8049 2009-10-11 Ian Lance Taylor <iant@google.com>
8051 * plugin.cc: Include "gold.h" before other header files.
8053 2009-10-10 Chris Demetriou <cgd@google.com>
8055 * options.h (Input_file_argument::Input_file_type): New enum.
8056 (Input_file_argument::is_lib_): Replace with...
8057 (Input_file_argument::type_): New member.
8058 (Input_file_argument::Input_file_argument): Take Input_file_type
8059 'type' rather than boolean 'is_lib' as second argument.
8060 (Input_file_argument::is_lib): Use type_.
8061 (Input_file_argument::is_searched_file): New function.
8062 (Input_file_argument::may_need_search): Handle is_searched_file.
8063 * options.cc (General_options::parse_library): Support -l:filename.
8064 (General_options::parse_just_symbols): Update for Input_file_argument
8066 (Command_line::process): Likewise.
8067 * archive.cc (Archive::get_file_and_offset): Likewise.
8068 * plugin.cc (Plugin_manager::release_input_file): Likewise.
8069 * script.cc (read_script_file, script_add_file): Likewise.
8070 * fileread.cc (Input_file::Input_file): Likewise.
8071 (Input_file::will_search_for): Handle is_searched_file.
8072 (Input_file::open): Likewise.
8073 * readsyms.cc (Read_symbols::get_name): Likewise.
8074 * testsuite/Makefile.am (searched_file_test): New test.
8075 * testsuite/Makefile.in: Regenerate.
8076 * testsuite/searched_file_test.cc: New file.
8077 * testsuite/searched_file_test_lib.cc: New file.
8079 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8080 Ian Lance Taylor <iant@google.com>
8082 * descriptor.cc: Include <cstdio> and "binary-io.h".
8083 (Descriptors::open): Open the files in binary mode always.
8084 * script.cc (Lex::get_token): Treat \r as whitespace.
8086 2009-10-09 Ian Lance Taylor <iant@google.com>
8088 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
8090 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8091 Ian Lance Taylor <iant@google.com>
8093 * configure.ac: Check for readv function also.
8094 * fileread.cc (readv): Define if not HAVE_READV.
8095 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
8097 * config.in: Regenerate.
8098 * configure: Regenerate.
8100 2009-10-09 Doug Kwan <dougkwan@google.com>
8102 * layout.cc (Layout::make_output_section): Call target hook to make
8103 ordinary output section.
8104 (Layout::finalize): Adjust parameter list of call the
8105 Target::may_relax().
8106 * layout.h (class Layout::section_list): New method.
8107 * merge.h (Output_merge_base::entsize): Change visibility to public.
8108 (Output_merge_base::is_string, Output_merge_base::do_is_string):
8110 (Output_merge_string::do_is_string): New method.
8111 * object.cc (Sized_relobj::do_setup): renamed from
8112 Sized_relobj::set_up.
8113 * object.h (Sized_relobj::adjust_shndx,
8114 Sized_relobj::initializ_input_to_output_maps,
8115 Sized_relobj::free_input_to_output_maps): Change visibilities to
8117 (Sized_relobj::setup): Virtualize.
8118 (Sized_relobj::do_setup): New method declaration.
8119 (Sized_relobj::invalidate_section_offset,
8120 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
8121 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
8122 * options.cc (parse_int): New function.
8123 * options.h (parse_int): New declaration.
8124 (DEFINE_int): New macro.
8125 (stub_group_size): New option.
8126 * output.cc (Output_section::Output_section): Initialize memebers
8127 merge_section_map_, merge_section_by_properties_map_,
8128 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
8129 (Output_section::add_input_section): Handled deferred code-fill
8130 generation and remove an old comment.
8131 (Output_section::add_relaxed_input_section): New method definition.
8132 (Output_section::add_merge_input_section): Use merge section by
8133 properties map to speed to search. Update merge section maps
8135 (Output_section::build_relaxation_map): New method definition.
8136 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8138 (Output_section::relax_input_section): Renamed to
8139 Output_section::convert_input_sections_to_relaxed_sections and change
8140 interface to take a vector of pointers to relaxed sections.
8141 (Output_section::find_merge_section,
8142 Output_section::find_relaxed_input_section): New method definitions.
8143 (Output_section::is_input_address_mapped,
8144 Output_section::output_offset, Output_section::output_address):
8145 Use output section data maps to speed up searching.
8146 (Output_section::find_starting_output_address): Add comments.
8147 (Output_section::do_write,
8148 Output_section::write_to_postprocessing_buffer): Do code-fill
8149 generation as appropriate.
8150 (Output_section::get_input_sections): Invalidate relaxed input section
8152 (Output_section::restore_states): Adjust type of checkpoint .
8153 Invalidate relaxed input section map.
8154 * output.h (Output_merge_base): New class declaration.
8155 (Input_section_specifier): New class defintion.
8156 (class Output_relaxed_input_section) Change base class to
8157 Output_section_data_build.
8158 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
8159 base class initializer.
8160 (Output_section::add_relaxed_input_section): New method declaration.
8161 (Output_section::Input_section): Change visibility to protected.
8162 (Output_section::Input_section::relobj,
8163 Output_section::Input_section::shndx): Handle relaxed input sections.
8164 Output_section::input_sections) Change visibility to protected. Also
8165 define overload to return a non-const pointer.
8166 (Output_section::Merge_section_properties): New class defintion.
8167 (Output_section::Merge_section_by_properties_map,
8168 Output_section::Output_section_data_by_input_section_map,
8169 Output_section::Relaxation_map): New types.
8170 (Output_section::relax_input_section): Rename method to
8171 Output_section::convert_input_sections_to_relaxed_sections and change
8172 interface to take a vector of relaxed section pointers.
8173 (Output_section::find_merge_section,
8174 Output_section::find_relaxed_input_section,
8175 Output_section::build_relaxation_map,
8176 Output_section::convert_input_sections_in_list_to_relaxed_sections):
8177 New method declarations.
8178 (Output_section::merge_section_map_
8179 Output_section::merge_section_by_properties_map_,
8180 Output_section::relaxed_input_section_map_,
8181 Output_section::is_relaxed_input_section_map_valid_,
8182 Output_section::generate_code_fills_at_write_): New data members.
8183 * script-sections.cc
8184 (Output_section_element_input::set_section_addresses): Call
8185 current_data_size and addralign methods of relaxed input sections.
8186 (Orphan_output_section::set_section_addresses): Call current_data_size
8187 and addralign methods of relaxed input sections.
8188 * symtab.cc (Symbol_table::compute_final_value): Extract template
8189 from the body of Symbol_table::sized_finalize_symbol.
8190 (Symbol_table::sized_finalized_symbol): Call
8191 Symbol_table::compute_final_value.
8192 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
8193 (Symbol_table::compute_final_value): New templated method declaration.
8194 * target.cc (Target::do_make_output_section): New method defintion.
8195 * target.h (Target::make_output_section): New method declaration.
8196 (Target::relax): Add more parameters for input objects, symbol table
8197 and layout. Adjust call to do_relax.
8198 (Target::do_make_output_section): New method declaration.
8199 (Target::do_relax): Add parameters for input objects, symbol table
8202 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8204 * pread.c: Include stdio.h.
8206 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8208 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
8211 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8213 * dwarf_reader.cc (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 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8219 Change read_shndx type to unsigned int.
8220 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8222 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8223 * layout.cc (Layout::create_symtab_sections): Cast the result of
8224 local_symcount * symsize to off_t in the gold_assert.
8226 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8228 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8229 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8231 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8232 (Arm_relocate_functions::thm_abs5): New function.
8233 (Arm_relocate_functions::abs12): New function.
8234 (Arm_relocate_functions::abs16): New function.
8235 (Arm_relocate_functions::base_abs): New function.
8236 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8237 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8238 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8240 (Scan::global): Likewise.
8241 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8242 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8243 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8244 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8247 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8249 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8250 (Arm_relocate_functions::movt_prel): New function.
8251 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8252 (Arm_relocate_functions::thm_movt_prel): New function.
8253 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8254 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8255 (Scan::global, Relocate::relocate): Likewise.
8256 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8258 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8260 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8261 Incremental_checker.
8262 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8264 (class Incremental_inputs_header): New class.
8265 (Incremental_inputs_header_writer): Edit comment.
8266 (Incremental_inputs_entry): New class.
8267 (Incremental_inputs_entry_writer): Edit comment.
8268 (Sized_incremental_binary::do_find_incremental_inputs_section):
8269 Add *strtab_shndx parameter, fill it.
8270 (Sized_incremental_binary::do_check_inputs): New method.
8271 (Incremental_checker::can_incrementally_link_output_file): Use
8272 Sized_incremental_binary::check_inputs.
8273 (Incremental_inputs::report_command_line): Save command line in
8276 (Incremental_binary::find_incremental_inputs_section): New
8278 (Incremental_binary::do_find_incremental_inputs_section): Add
8279 strtab_shndx parameter.
8280 (Incremental_binary::do_check_inputs): New pure virtual method.
8281 (Sized_incremental_binary::do_check_inputs): Declare.
8282 (Incremental_checker::Incremental_checker): Add incremental_inputs
8283 parameter, use it to initialize incremental_inputs_.
8284 (Incremental_checker::incremental_inputs_): New field.
8285 (Incremental_checker::command_line): New method.
8286 (Incremental_checker::inputs): New method.
8287 (Incremental_checker::command_line_): New field.
8289 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8291 * incremental.cc: Include <cstdarg> and "target-select.h".
8292 (vexplain_no_incremental): New function.
8293 (explain_no_incremental): New function.
8294 (Incremental_binary::error): New method.
8295 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8297 (make_sized_incremental_binary): New function.
8298 (open_incremental_binary): New function.
8299 (can_incrementally_link_file): Add checks if output is ELF and has
8301 * incremental.h: Include "elfcpp_file.h" and "output.h".
8302 (Incremental_binary): New class.
8303 (Sized_incremental_binary): New class.
8304 (open_incremental_binary): Declare.
8305 * object.cc (is_elf_object): Use
8306 elfcpp::Elf_recognizer::is_elf_file.
8307 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8308 * output.h (Output_file::filesize): New method.
8310 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8312 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8314 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8315 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8317 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8319 (Arm_relocate_functions::movw_abs_nc): New function.
8320 (Arm_relocate_functions::movt_abs): New function.
8321 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8322 (Arm_relocate_functions::thm_movt_abs): New function.
8323 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8324 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8325 (Scan::global): Likewise.
8326 (Relocate::relocate): Likewise.
8327 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8329 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8331 * arm.cc (Arm_relocate_functions::got_prel) New function.
8332 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8333 (Relocate::relocate): Likewise.
8334 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8336 2009-10-06 Ian Lance Taylor <iant@google.com>
8338 * options.h (class General_options): Define
8339 split_stack_adjust_size parameter.
8340 * object.h (class Object): Add uses_split_stack_ and
8341 has_no_split_stack_ fields. Add uses_split_stack and
8342 has_no_split_stack accessor functions. Declare
8343 handle_split_stack_section.
8344 (class Reloc_symbol_changes): Define.
8345 (class Sized_relobj): Define Function_offsets. Declare
8346 split_stack_adjust, split_stack_adjust_reltype, and
8348 * object.cc (Object::handle_split_stack_section): New function.
8349 (Sized_relobj::do_layout): Call handle_split_stack_section.
8350 * dynobj.cc (Sized_dynobj::do_layout): Call
8351 handle_split_stack_section.
8352 * reloc.cc (Sized_relobj::relocate_sections): Call
8353 split_stack_adjust for executable sections in split_stack
8354 objects. Pass reloc_map to relocate_section.
8355 (Sized_relobj::split_stack_adjust): New function.
8356 (Sized_relobj::split_stack_adjust_reltype): New function.
8357 (Sized_relobj::find_functions): New function.
8358 * target-reloc.h: Include "object.h".
8359 (relocate_section): Add reloc_symbol_changes parameter. Change
8361 * target.h (class Target): Add calls_non_split method. Declare
8362 do_calls_non_split virtual method. Declare match_view and
8364 * target.cc: Include "elfcpp.h".
8365 (Target::do_calls_non_split): New function.
8366 (Target::match_view): New function.
8367 (Target::set_view_to_nop): New function.
8368 * gold.cc (queue_middle_tasks): Give an error if mixing
8369 split-stack and non-split-stack objects with -r.
8370 * i386.cc (Target_i386::relocate_section): Add
8371 reloc_symbol_changes parameter.
8372 (Target_i386::do_calls_non_split): New function.
8373 * x86_64.cc (Target_x86_64::relocate_section): Add
8374 reloc_symbol_changes parameter.
8375 (Target_x86_64::do_calls_non_split): New function.
8376 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8378 * powerpc.cc (Target_powerpc::relocate_section): Add
8379 reloc_symbol_changes parameter.
8380 * sparc.cc (Target_sparc::relocate_section): Add
8381 reloc_symbol_changes parameter.
8382 * configure.ac: Call AM_CONDITIONAL for the default target.
8383 * configure: Rebuild.
8384 * testsuite/Makefile.am (TEST_AS): New variable.
8385 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8386 (check_DATA): Add split_i386 and split_x86_64 files.
8387 (SPLIT_DEFSYMS): Define.
8388 (split_i386_[1234n].o): New targets.
8389 (split_i386_[124]): New targets.
8390 (split_i386_[1234r].stdout): New targets.
8391 (split_x86_64_[1234n].o): New targets.
8392 (split_x86_64_[124]): New targets.
8393 (split_x86_64_[1234r].stdout): New targets.
8394 (MOSTLYCLEANFILES): Add new executables.
8395 * testsuite/split_i386.sh: New file.
8396 * testsuite/split_x86_64.sh: New file.
8397 * testsuite/split_i386_1.s: New file.
8398 * testsuite/split_i386_2.s: New file.
8399 * testsuite/split_i386_3.s: New file.
8400 * testsuite/split_i386_4.s: New file.
8401 * testsuite/split_i386_n.s: New file.
8402 * testsuite/split_x86_64_1.s: New file.
8403 * testsuite/split_x86_64_2.s: New file.
8404 * testsuite/split_x86_64_3.s: New file.
8405 * testsuite/split_x86_64_4.s: New file.
8406 * testsuite/split_x86_64_n.s: New file.
8407 * testsuite/testfile.cc (Target_test): Update relocation_section
8409 * testsuite/Makefile.in: Rebuild.
8411 2009-10-06 Ian Lance Taylor <iant@google.com>
8413 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8414 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8415 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8416 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8417 the address on ldo_addrs_.
8418 (Target_i386::Relocate::fix_up_ldo): New function.
8420 2009-10-06 Rafael Espindola <espindola@google.com>
8422 * plugin.cc (add_input_library): New.
8423 (Plugin::load): Add add_input_library to tv.
8424 (Plugin_manager::add_input_file): Add the is_lib argument.
8425 (add_input_file): Update call to Plugin_manager::add_input_file.
8426 (add_input_library): New.
8427 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8429 2009-09-30 Doug Kwan <dougkwan@google.com>
8431 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8432 symbol and call Symbol::may_need_copy_reloc to determine if
8433 a copy reloc is needed.
8434 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8435 nocopyreloc is given in command line.
8436 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8437 given in command line.
8438 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8439 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8440 of the removed Target_i386::may_need_copy_reloc.
8441 * options.h (copyreloc): New option with default value false.
8442 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8443 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8444 instead of the removed Target_powerpc::may_need_copy_reloc.
8445 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8446 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8447 instead of the removed Target_sparc::may_need_copy_reloc.
8448 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8449 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8450 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8451 instead of the removed Target_x86_64::may_need_copy_reloc.
8453 2009-09-30 Ian Lance Taylor <iant@google.com>
8455 * object.h (class Object): Remove target_ field, and target,
8456 sized_target, and set_target methods.
8457 (Object::sized_target): Remove.
8458 (class Sized_relobj): Update declarations. Remove sized_target.
8459 * object.cc (Sized_relobj::setup): Remove target parameter.
8461 (Input_objects::add_object): Don't do anything with the target.
8462 (make_elf_sized_object): Add punconfigured parameter. Change all
8463 callers. Set or test parameter target.
8464 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8466 * parameters.cc (Parameters::set_target): Change parameter type to
8468 (Parameters::default_target): Remove.
8469 (set_parameters_target): Change parameter type to be non-const.
8470 (parameters_force_valid_target): New function.
8471 (parameters_clear_target): New function.
8472 * parameters.h (class Parameters): Update declarations. Remove
8473 default_target method. Add sized_target and clear_target
8474 methods. Change target_ to be non-const.
8475 (set_parameters_target): Update declaration.
8476 (parameters_force_valid_target): Declare.
8477 (parameters_clear_target): Declare.
8478 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8479 as NULL if we aren't searching.
8480 (Add_symbols::run): Don't check for compatible target.
8481 * fileread.cc (Input_file::open_binary): Call
8482 parameters_force_valid_target.
8483 * gold.cc (queue_middle_tasks): Likewise.
8484 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8485 set_target on object.
8486 * dynobj.h (class Sized_dynobj): Update declarations.
8487 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8488 make_elf_object returns NULL.
8489 (Archive::include_member): Don't check whether object target is
8491 * output.cc (Output_section::add_input_section): Get target from
8493 (Output_section::relax_input_section): Likewise.
8494 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8496 (Sized_relobj::do_scan_relocs): Likewise.
8497 (Sized_relobj::relocate_sections): Likewise.
8498 * resolve.cc (Symbol_table::resolve): Likewise.
8499 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8500 parameter. Change all callers.
8501 (Symbol_table::add_from_object): Get target from parameters.
8502 (Symbol_table::add_from_relobj): Don't check object target.
8503 (Symbol_table::add_from_dynobj): Likewise.
8504 (Symbol_table::define_special_symbol): Get target from
8506 * symtab.h (class Symbol_table): Update declaration.
8507 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8508 parameter. Change all callers. Clear parameter target.
8509 (Binary_test): Test target here.
8510 * testsuite/object_unittest.cc (gold_testsuite): Remove
8511 target_test_pointer parameter. Change all callers.
8512 (Object_test): Test target here.
8514 2009-09-26 Ian Lance Taylor <iant@google.com>
8516 * testsuite/initpri1.c: Don't try to use constructor priorities if
8517 compiling with gcc before 4.3.
8519 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8521 * testsuite/retain_symbols_file_test.sh (check_present): Change
8522 output file name to retain_symbols_file_test.stdout.
8523 (check_absent): Likewise.
8525 2009-09-18 Craig Silverstein <csilvers@google.com>
8527 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8528 * options.cc: Include <cerrno> and <fstream>.
8529 (General_options::finalize): Parse -retain-symbols-file tag.
8530 * options.h: New flag.
8531 (General_options): New method should_retain_symbol, new
8532 variable symbols_to_retain.
8533 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8534 should_retain_symbol map.
8535 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8536 * testsuite/Makefile.in: Regenerate.
8537 * testsuite/retain_symbols_file_test.sh: New file.
8539 2009-09-18 Nick Clifton <nickc@redhat.com>
8541 * po/es.po: Updated Spanish translation.
8543 2009-09-17 Doug Kwan <dougkwan@google.com>
8545 * debug.h (DEBUG_RELAXATION): New constant.
8546 (DEBUG_ALL): Add DEBUG_RELAXATION.
8547 (debug_string_to_enum): Add relaxation debug option.
8549 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8550 Layout::Relaxation_debug_check::read_sections,
8551 Layout::Relaxation_debug_check::read_sections): New method definitions.
8552 (Layout::Layout): Initialize data members
8553 record_output_section_data_from_scrips_,
8554 script_output_section_data_list_ and relaxation_debug_check_.
8555 (Layout::save_segments, Layout::restore_segments,
8556 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8557 Layout::relaxation_loop_body): New method definitions.
8558 (Layout::finalize): Support relaxation. Move section layout code to
8559 Layout::relaxation_loop_body.
8560 (Layout::set_asection_address_from_script): Move code for orphan
8561 section placement out.
8562 (Layout::place_orphan_sections_in_script): New method definition.
8563 * layout.h (Output_segment_headers, Output_file_header):
8564 New forward class declarations.
8565 (Layout::~Layout): Define.
8566 (Layout::new_output_section_data_from_script): New method definition.
8567 (Layout::place_orphan_sections_in_script): New method declaration.
8568 (Layout::Segment_states): New type declaration.
8569 (Layout::save_segments, Layout::restore_segments,
8570 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8571 Layout::relaxation_loop_body): New method declarations.
8572 (Layout::Output_section_data_list): New type declaration.
8573 (Layout::Relaxation_debug_check): New class definition.
8574 (Layout::record_output_section_data_from_script_,
8575 Layout::script_output_section_data_list_, Layout::segment_states_,
8576 Layout::relaxation_debug_check_): New data members.
8577 * output.cc: (Output_section_headers::do_size): New method definition.
8578 (Output_section_headers::Output_section_headers): Move size
8579 computation to Output_section_headers::do_size.
8580 (Output_segment_headers::do_size): New method definition.
8581 (Output_file_header::Output_file_header): Move size computation to
8582 Output_file_header::do_size and call it.
8583 (Output_file_header::do_size): New method definition.
8584 (Output_data_group::Output_data_group): Adjust call to
8585 Output_section_data.
8586 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8587 (Output_symtab_xindex::do_write): Add array bound check.
8588 (Output_section::Input_section::print_to_mapfile): Handle
8589 RELAXED_INPUT_SECTION_CODE.
8590 (Output_section::Output_section): Initialize data member checkpoint_.
8591 (Output_section::~Output_section): Delete checkpoint object pointed
8593 (Output_section::add_input_section): Always add an Input_section if
8595 (Output_section::add_merge_input_section): Add assert.
8596 (Output_section::relax_input_section): New method definition.
8597 (Output_section::set_final_data_size): Set load address to zero for
8598 an unallocated section.
8599 (Output_section::do_address_and_file_offset_have_reset_values):
8600 New method definition.
8601 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8602 Handle relaxed input section.
8603 (Output_section::sort_attached_input_sections): Checkpoint input
8604 section list lazily.
8605 (Output_section::get_input_sections): Change type of input_sections to
8606 list of Simple_input_section pointers. Checkpoint input section list
8607 lazily. Also handle relaxed input sections.
8608 (Output_section::add_input_section_for_script): Take a reference to
8609 a Simple_input_section object instead of Relobj pointer and section
8610 index as parameter. Handle relaxed input sections.
8611 (Output_section::save_states, Output_section::restore_states): New
8613 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8614 (Output_data::is_data_size_fixed): New method definition.
8615 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8617 (Output_data::address_and_file_offset_have_reset_values): New method
8619 (Output_data::do_address_and_file_offset_have_reset_values): New method
8621 (Output_data::set_data_size): Check that data size is not fixed.
8622 (Output_data::fix_data_size): New method definition.
8623 (Output_data::is_data_size_fixed_): New data member.
8624 (Output_section_headers::set_final_data_size): New method definition.
8625 (Output_section_headers::do_size): New method declaration.
8626 (Output_segment_headers::set_final_data_size): New method definition.
8627 (Output_segment_headers::do_size): New method declaration.
8628 (Output_file_header::set_final_data_size)::New method definition.
8629 (Output_file_header::do_size)::New method declaration.
8630 (Output_section_data::Output_section_data): Add new parameter
8631 is_data_size_fixed and use it to fix data size.
8632 (Output_data_const::Output_data_const): Adjust call to base class
8633 constructor and fix data size.
8634 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8635 base class constructor and fix data size.
8636 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8637 base class constructor and fix data size.
8638 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8639 class constructor and fix data size.
8640 (Output_data_group::set_final_data_size): New method definition.
8641 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8642 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8643 class constructor and fix data size.
8644 (Output_relaxed_input_section): New class definition.
8645 (Output_section::Simple_input_section): New class definition.
8646 (Output_section::get_input_sections): Adjust parameter list.
8647 (Output_section::add_input_section_for_script): Same.
8648 (Output_section::save_states, Output_section::restore_states,
8649 Output_section::do_address_and_file_offset_have_reset_values,
8650 (Output_section::Input_section::Input_section): Handle
8651 RELAXED_INPUT_SECTION_CODE. Add new overload for
8652 Output_relaxed_input_section.
8653 (Output_section::Input_section::is_input_section,
8654 Output_section::Input_section::set_output_section): Handle relaxed
8656 (Output_section::Input_section::is_relaxed_input_section,
8657 Output_section::Input_section::output_section_data,
8658 Output_section::Input_section::relaxed_input_section): New method
8660 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8662 (Output_section::Input_section::u1_): Update comments.
8663 (Output_section::Input_section::u2_): Add new union member poris.
8664 (Output_section::Checkpoint_output_section): New classs definition.
8665 (Output_section::relax_input_section): New method declaration.
8666 (Output_section::checkpoint_): New data member.
8667 (Output_segment): Update comments.
8668 (Output_segment::Output_segment): Un-privatize copy constructor.
8669 (Output_segment::operator=): Un-privatize.
8670 * script-sections.cc (Output_section_element::Input_section_list):
8671 Change element type to Output_section::Simple_input_section.
8672 (Output_section_element_dot_assignment::set_section_addresses):
8673 Register output section data for relaxation clean up.
8674 (Output_data_exression::Output_data_expression): Adjust call to base
8675 constructor to fix data size.
8676 (Output_section_element_data::set_section_addresses): Register
8677 Output_data_expression object for relaxation clean up.
8678 (struct Input_section_info): Replace Relobj pointer and section index
8679 pair with Output_section::Simple_input_section and Convert struct to a
8681 (Input_section_sorter::operator()): Adjust access to
8682 Input_section_info data member to use accessors.
8683 (Output_section_element_input::set_section_addresses): Use layout
8684 parameter. Adjust code to use Output_section::Simple_input_section
8685 and Input_secction_info classes. Register filler for relaxation
8687 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8688 and section index pair with Output_section::Simple_input_section
8689 class. Adjust code accordingly.
8690 (Phdrs_element::release_segment): New method definition.
8691 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8693 (Script_sections::release_segments): New method definition.
8694 * gold/script-sections.h (Script_sections::release_segments): New
8696 * gold/target.h (Target::may_relax, Target::relax,
8697 Target::do_may_relax, Target::do_relax): New method definitions.
8699 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8701 * arm.cc (has_signed_unsigned_overflow): New function.
8702 (Arm_relocate_functions::abs8): New function.
8703 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8704 (Target_arm::Scan::global): Likewise.
8705 (Target_arm::relocate::relocate): Likewise.
8706 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8709 2009-09-16 Cary Coutant <ccoutant@google.com>
8711 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8712 * testsuite/Makefile.in: Regenerate.
8714 2009-09-11 Nick Clifton <nickc@redhat.com>
8716 * po/gold.pot: Updated by the Translation project.
8718 2009-09-08 Cary Coutant <ccoutant@google.com>
8720 * output.cc (Output_file::open): Add execute permission to empty file.
8721 * testsuite/Makefile.am (permission_test): New test.
8722 * testsuite/Makefile.in: Regenerate.
8724 2009-09-02 Ian Lance Taylor <iant@google.com>
8726 * output.cc (Output_file::resize): Call map_no_anonymous rather
8729 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8731 * gold.cc: Include "incremental.h".
8732 (queue_initial_tasks): Call Incremental_checker methods.
8733 * incremental.cc: Include "output.h".
8734 (Incremental_checker::can_incrementally_link_output_file): New
8736 * incremental.h (Incremental_checker): New class.
8738 * output.cc (Output_file::open_for_modification): New method.
8739 (Output_file::map_anonymous): Changed return type to bool. Record
8741 (Output_file::map_no_anonymous): New method, broken out of map.
8742 (Output_file::map): Use map_no_anonymous and map_anonymous.
8743 * output.h (class Output_file): Update declarations.
8745 2009-08-24 Cary Coutant <ccoutant@google.com>
8747 * options.h (Command_line::Pre_options): New class.
8748 (Command_line::pre_options): New member.
8749 * options.cc (gold::options::ready_to_register): New variable.
8750 (One_option::register_option): Do nothing if not registering options.
8751 Assert if same short option registered twice.
8752 (General_options::General_options): Turn off option registration when
8754 (Command_line::Pre_options::Pre_options): New constructor.
8756 2009-08-24 Cary Coutant <ccoutant@google.com>
8758 * options.h (General_options::no_keep_memory): Remove incorrect
8761 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8763 * Makefile.am (am__skiplex, am__skipyacc): New.
8764 * Makefile.in: Regenerate.
8766 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8768 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8769 (INCLUDES): ... this.
8770 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8771 (AM_CPPFLAGS): Renamed from ...
8772 (INCLUDE): ... this.
8773 * Makefile.in, testsuite/Makefile.in: Regenerate.
8775 * Makefile.in: Regenerate.
8776 * aclocal.m4: Likewise.
8777 * config.in: Likewise.
8778 * configure: Likewise.
8779 * testsuite/Makefile.in: Likewise.
8781 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8782 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8783 * Makefile.in: Regenerate.
8784 * testsuite/Makefile.in: Regenerate.
8786 2009-08-19 Cary Coutant <ccoutant@google.com>
8788 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8789 symbols in shared libraries overridden by hidden or internal symbols
8790 in the main program.
8792 2009-08-19 Chris Demetriou <cgd@google.com>
8794 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8795 checking source file names in error messages.
8797 2009-08-18 Doug Kwan <dougkwan@google.com>
8799 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8800 an elcpp::Ehdr as parameter. Adjust call to set_target.
8801 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8802 an elfcpp::Ehdr as parameter.
8803 * object.cc (Object::set_target): Remove the version that looks up
8804 a target and sets it.
8805 (Sized_relobj::setup): Take a Target object instead of
8806 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8807 (make_elf_sized_object): Find target and ask target to
8809 * object.h: (Object::set_target): Remove the version that looks up
8810 a target and sets it.
8811 (Sized_relobj::setup): Take a Target object instead of
8812 an elfcpp:Ehdr as parameter.
8813 * target.cc: Include dynobj.h.
8814 (Target::do_make_elf_object_implementation): New.
8815 (Target::do_make_elf_object): New.
8816 * target.h (Target::make_elf_object): New template declaration.
8817 (Target::do_make_elf_object): New method declarations.
8818 (Target::do_make_elf_object_implementation): New template declaration.
8820 2009-08-14 Ian Lance Taylor <iant@google.com>
8822 * gold.h (FUNCTION_NAME): Define.
8823 (gold_unreachable): Use FUNCTION_NAME.
8825 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8827 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8828 symbol in the --keep-unique list is not found.
8830 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8832 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8833 been maked as --keep-unique.
8834 (Icf::unfold_section): New function.
8835 * icf.h (Icf::unfold_section): New function.
8836 * options.h (General_options::keep_unique): New option.
8837 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8838 * testsuite/Makefile.in: Regenerate.
8839 * testsuite/icf_keep_unique_test.sh: New file.
8840 * testsuite/icf_keep_unique_test.cc: New file.
8842 2009-08-12 Cary Coutant <ccoutant@google.com>
8845 * resolve.cc (Symbol_table::resolve): Check for references from
8846 dynamic objects to hidden and internal symbols.
8847 * testsuite/Makefile.am (hidden_test.sh): New test.
8848 * testsuite/Makefile.in: Regenerate.
8849 * testsuite/hidden_test.sh: New script.
8850 * testsuite/hidden_test_1.c: New test source.
8851 * testsuite/hidden_test_main.c: New test source.
8853 2009-08-11 Doug Kwan <dougkwan@google.com>
8855 * arm.cc: Update comments.
8856 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8857 segment to locate the .ARM.exidx section if present.
8859 2009-08-09 Doug Kwan <dougkwan@google.com>
8861 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8864 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8865 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8868 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8870 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8871 valid tls_segment only for non-debug-section relocations.
8872 * testsuite/Makefile.am: Add gc_tls_test.
8873 * testsuite/Makefile.in: Regenerate.
8874 * testsuite/gc_tls_test.cc: New file.
8875 * testsuite/gc_tls_test.sh: New file.
8877 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8881 * Makefile.am (CCFILES): Add icf.cc.
8883 * Makefile.in: Regenerate.
8884 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8885 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8886 section, symbol and addend information for the relocs.
8887 * gold.cc (queue_middle_tasks): Call identical code folding.
8888 * gold.h: Add defines for multimap.
8889 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8890 to the call of finalize_local_symbols.
8891 * main.cc (main): Create object of class Icf.
8892 * object.cc (Sized_relobj::do_layout): Allow this function to be
8893 called twice during icf.
8894 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8895 to sections marked as identical by icf.
8896 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8898 (Sized_relobj::do_section_entsize): New function.
8899 * object.h (Object::section_entsize): New function.
8900 (Object::do_section_entsize): New pure virtual function.
8901 (Relobj::finalize_local_symbols): Add new parameter.
8902 (Relobj::do_section_entsize): New function.
8903 * options.h (General_options::icf): New option.
8904 (General_options::icf_iterations): New option.
8905 (General_options::print_icf_sections): New option.
8906 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8907 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8908 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8910 * symtab.cc (Symbol_table::is_section_folded): New function.
8911 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8912 to sections marked as identical by icf.
8913 * symtab.h (Symbol_table::set_icf): New function.
8914 (Symbol_table::icf): New function.
8915 (Symbol_table::is_section_folded): New function.
8916 (Symbol_table::icf_): New data member.
8917 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8918 * testsuite/Makefile.am: Add commands to build icf_test.
8919 * testsuite/Makefile.in: Regenerate.
8920 * testsuite/icf_test.sh: New file.
8921 * testsuite/icf_test.cc: New file.
8923 2009-07-24 Chris Demetriou <cgd@google.com>
8925 * layout.cc (is_compressible_debug_section): Fix incorrect
8926 comment about compressed section names.
8928 2009-07-20 Ian Lance Taylor <ian@airs.com>
8931 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8933 2009-07-16 Ian Lance Taylor <iant@google.com>
8936 * layout.h: #include <map>.
8937 (class Kept_section): Change from struct to class. Add accessors
8938 and setters. Add section size to Comdat_group mapping. Change
8939 Comdat_group to std::map. Add is_comdat_ field. Add
8940 linkonce_size field in union.
8941 (class Layout): Update declaration of find_or_add_kept_section.
8942 Don't declare find_kept_object.
8943 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8944 parameter. Add object, shndx, is_comdat, and is_group_name
8945 parameters. Change all callers. Adjust for new Kept_section.
8946 (Layout::find_kept_object): Remove.
8947 * object.cc (Sized_relobj::include_section_group): Update use of
8948 Kept_section. Rename secnum to shndx. Only record
8949 Kept_comdat_section if sections are the same size.
8950 (Sized_relobj::include_linkonce_section): Update use of
8951 Kept_section. Only record Kept_comdat_section if sections are the
8952 same size. Set size of linkonce section.
8953 (Sized_relobj::map_to_kept_section): Update call to
8954 get_kept_comdat_section.
8955 * object.h (class Sized_relobj): Rename fields in
8956 Kept_comdat_section to drop trailing underscores; change object
8957 field to Relobj*. Change Kept_comdat_section_table to store
8958 struct rather than pointer.
8959 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8960 Add kept_object and kept_shndx parameters. Change all callers.
8961 (Sized_relobj::get_kept_comdat_section): Change return type to
8962 bool. Add kept_object and kept_shndx parameters. Change all
8964 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8965 Layout::find_or_add_kept_section.
8967 2009-07-09 Ian Lance Taylor <iant@google.com>
8969 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8970 Reserve space in the hash table.
8972 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8974 * fileread.cc (File_read::get_mtime): New method.
8975 * fileread.h (Timespec): New structure.
8976 (File_read::get_mtime): New method.
8977 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8978 Renamed from timestamp_nsec.
8979 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8981 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8983 (Incremental_inputs::report_archive): Save mtime; style fix.
8984 (Incremental_inputs::report_obejct): Save mtime; style fix.
8985 (Incremental_inputs::report_script): Save mtime; style fix.
8986 (Incremental_inputs::finalize_inputs): Style fix.
8987 (Incremental_inputs::finalize): Style fix.
8988 (Incremental_inputs::create_input_section_data): Store inputs
8990 * incremental.h (Incremental_inputs::report_script): Add mtime
8992 (Incremental_inputs::Input_info::Input_info): Intialize only one
8994 (Incremental_inputs::Input_info::archive): Move to nameless
8996 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8997 (Incremental_inputs::Input_info::script): Move to nameless union.
8998 (Incremental_inputs::mtime): New field.
8999 * script.cc (read_input_script): Pass file mtime to
9001 * script.h (Script_info::inputs): Style fix.
9003 2009-07-01 Ian Lance Taylor <ian@airs.com>
9005 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
9008 2009-06-24 Ian Lance Taylor <iant@google.com>
9011 * layout.cc (Layout::choose_output_section): If we find an
9012 existing section, update the flags.
9013 (Layout::create_notes): New function, broken out of
9015 (Layout::finalize): Don't create note sections.
9016 (Layout::create_note): Don't crash if linker script discards
9018 (Layout::create_gold_note): Likewise.
9019 (Layout::create_build_id): Likewise. Don't set
9020 after_input_sections on the section.
9021 (Layout::create_executable_stack_info): Remove target parameter.
9023 * layout.h (class Layout): Declare create_notes. Update
9024 declaration of create_executable_stack_info.
9025 * gold.cc (queue_middle_tasks): Call create_notes.
9026 * output.cc (Output_section::update_flags_for_input_section): Move
9027 here from output.h. If SHF_ALLOC flag is newly set, mark address
9029 * output.h (Output_data::mark_address_invalid): New function.
9030 (class Output_section): Only declare, not define,
9031 update_flags_for_input_section. Remove set_flags.
9033 2009-06-24 Ian Lance Taylor <iant@google.com>
9035 * script-sections.cc (Output_section_definition::
9036 set_section_addresses): Rename shadowing local load_address to
9039 2009-06-24 Ian Lance Taylor <iant@google.com>
9042 * reloc.cc (relocate_sections): Skip empty relocation sections.
9044 2009-06-23 Ian Lance Taylor <iant@google.com>
9047 * layout.cc (Layout::create_note): Use choose_output_section
9048 rather than make_output_section.
9050 2009-06-23 Ian Lance Taylor <iant@google.com>
9053 * options.cc (General_options::parse_V): Set printed_version_.
9054 (General_options::General_options): Initialize printed_version_.
9055 * options.h (class General_options): Add printed_version_ field.
9056 * gold.cc (queue_initial_tasks): If there are no input files,
9057 don't give a fatal error if we printed the version information.
9058 (queue_middle_tasks): If using -r with a shared object, give a
9059 fatal error rather than an ordinary error.
9061 2009-06-23 Ian Lance Taylor <iant@google.com>
9064 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
9065 (Layout::make_output_section): Set have_stabstr_section_ if we see
9066 a .stab*str section.
9067 (Layout::finalize): Call link_stabs_sections.
9068 (Layout::link_stabs_sections): New file.
9069 * layout.h (class Layout): Add have_stabstr_section_ field.
9070 Declare link_stabs_sections.
9072 2009-06-23 Doug Kwan <dougkwan@google.com>
9074 * Makefile.am (libgold_a_LIBADD): New.
9075 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
9076 * Makefile.in: Regenerate.
9077 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
9078 * configure: Regenerate.
9079 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
9080 * fileread.cc: Include sys/state.h
9081 * gold.h: Declare memmem and strndup if found missing.
9082 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
9084 2009-06-23 Ian Lance Taylor <iant@google.com>
9086 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
9087 * configure: Rebuild.
9089 2009-06-23 Ian Lance Taylor <iant@google.com>
9092 * object.cc (Object::section_contents): Don't try to get a view if
9093 the section has length zero.
9094 (Object::handle_gnu_warning_section): If the section is empty, use
9095 the name of the section as the warning.
9097 2009-06-23 Ian Lance Taylor <iant@google.com>
9100 * stringpool.h (class Stringpool_template): Add optimize_ field.
9101 (Stringpool_template::set_optimize): New function.
9102 * stringpool.cc (Stringpool_template::Stringpool_template):
9103 Initialize optimize_ field.
9104 (Stringpool_template::set_string_offsets): Test local optimize
9105 fild rather than parameter.
9106 * layout.cc (Layout::Layout): Call set_optimize on the section
9109 2009-06-22 Ian Lance Taylor <iant@google.com>
9112 * yyscript.y: Parse TARGET.
9113 * script.cc (script_set_target): New function.
9114 * script-c.h (script_set_target): Declare.
9115 * options.cc (General_options::string_to_object_format): Rename
9116 from string_to_object_format in anonymous namespace. Change
9118 * options.h (class General_options): Declare
9119 string_to_object_format.
9121 2009-06-22 Ian Lance Taylor <iant@google.com>
9123 * script-sections.cc (Script_sections::create_segments): Don't put
9124 program headers in a PT_LOAD segment if -n or -N.
9126 2009-06-22 Ian Lance Taylor <iant@google.com>
9129 * options.h (class General_options): Add -z lazy and -z now. Sort
9130 -z options into alphabetical order.
9131 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
9133 2009-06-21 Ian Lance Taylor <iant@google.com>
9135 * layout.cc (Layout::make_output_section): Call
9136 Target::new_output_section.
9137 (Layout::attach_allocated_section_to_segment): Put large section
9138 sections in a separate load segment with the large segment flag
9140 (Layout::segment_precedes): Sort large data segments after other
9142 (align_file_offset): New static function.
9143 (Layout::set_segment_offsets): Use align_file_offset.
9144 * output.h (class Output_section): Add is_small_section_ and
9145 is_large_section_ fields.
9146 (Output_section::is_small_section): New function.
9147 (Output_section::set_is_small_section): New function.
9148 (Output_section::is_large_section): New function.
9149 (Output_section::set_is_large_section): New function.
9150 (Output_section::is_large_data_section): New function.
9151 (class Output_segment): Add is_large_data_segment_ field.
9152 (Output_segment::is_large_data_segment): New function.
9153 (Output_segment::set_is_large_data_segment): New function.
9154 * output.cc (Output_section::Output_section): Initialize new
9156 (Output_segment::Output_segment): Likewise.
9157 (Output_segment::add_output_section): Add assertion that large
9158 data sections always go in large data segments. Force small data
9159 sections to the end of the list of data sections. Force small BSS
9160 sections to the start of the list of BSS sections. For large BSS
9161 sections to the end of the list of BSS sections.
9162 * symtab.h (class Symbol): Declare is_common_shndx.
9163 (Symbol::is_defined): Check Symbol::is_common_shndx.
9164 (Symbol::is_common): Likewise.
9165 (class Symbol_table): Define enum Commons_section_type. Update
9166 declarations. Add small_commons_ and large_commons_ fields.
9167 * symtab.cc (Symbol::is_common_shndx): New function.
9168 (Symbol_table::Symbol_table): Initialize new fields.
9169 (Symbol_table::add_from_object): Put small and large common
9170 symbols in the right list.
9171 (Symbol_table::sized_finalized_symbol): Check
9172 Symbol::is_common_shndx.
9173 (Symbol_table::sized_write_globals): Likewise.
9174 * common.cc (Symbol_table::do_allocate_commons): Allocate new
9175 common symbol lists. Don't call do_allocate_commons_list if the
9177 (Symbol_table::do_allocate_commons_list): Remove is_tls
9178 parameter. Add comons_section_type parameter. Change all
9179 callers. Handle small and large common symbols.
9180 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
9181 Symbol::is_common_shndx.
9182 * resolve.cc (symbol_to_bits): Likewise.
9183 * target.h (Target::small_common_shndx): New function.
9184 (Target::small_common_section_flags): New function.
9185 (Target::large_common_shndx): New function.
9186 (Target::large_common_section_flags): New function.
9187 (Target::new_output_section): New function.
9188 (Target::Target_info): Add small_common_shndx, large_common_shndx,
9189 small_common_section_flags, and large_common_section_flags
9191 (Target::do_new_output_section): New virtual function.
9192 * arm.cc (Target_arm::arm_info): Initialize new fields.
9193 * i386.cc (Target_i386::i386_info): Likewise.
9194 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
9196 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
9197 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9198 (Target_x86_64::do_new_output_section): New function.
9199 * configure.ac: Define conditional MCMODEL_MEDIUM.
9200 * testsuite/Makefile.am (check_PROGRAMS): Add large.
9201 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
9202 (large_LDFLAGS): Define.
9203 * testsuite/large.c: New file.
9204 * testsuite/testfile.cc (Target_test::test_target_info):
9205 Initialize new fields.
9206 * configure, testsuite/Makefile.in: Rebuild.
9208 2009-06-05 Doug Kwan <dougkwan@google.com>
9210 * Makefile.am (CCFILES): Add target.cc.
9211 * Makefile.in: Regenerate.
9212 * i386.cc (class Target_i386): Define new virtual method to
9213 override do_is_local_label_name in parent.
9214 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9215 local symbols if --discard-locals or -X is given.
9216 * options.h (class General_options): Declare new options
9217 '--discard-locals' and '-X' for discarding locals.
9218 * target.h (class Target): Define new methods is_local_label_name.
9219 Declare new virtual method do_is_local_label_name.
9220 * target.cc: New file.
9221 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9222 (check_SCRIPTS): Add discard_locals_test.sh.
9223 (check_DATA): Add discard_local_tests.syms.
9224 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9225 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9226 * testsuite/Makefile.in: Regenerate.
9227 * testsuite/discard_locals_test.c: New file.
9228 * testsuite/discard_locals_test.sh: Same.
9230 2009-06-05 Doug Kwan <dougkwan@google.com>
9232 * object.cc (Sized_relobj::Sized_relobj): Initialize
9233 discarded_eh_frame_shndx_ to -1U.
9234 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9236 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9237 a discarded .eh_frame section.
9238 (Sized_relobj::do_finalize_local_symbols): Ditto.
9239 * object.h (class Sized_relobj): Declare new member
9240 discarded_eh_frame_shndx_.
9241 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9242 (local_labels_test.o, local_labels_test): New rules.
9243 * testsuite/Makefile.in: Regenerate.
9245 2009-06-04 Doug Kwan <dougkwan@google.com>
9247 * layout.cc (Layout::section_name_mapping): Add mapping for
9248 special ARM sections.
9250 2009-06-03 Doug Kwan <dougkwan@google.com>
9252 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9253 (utils::has_overflow): Same.
9255 2009-06-03 Ian Lance Taylor <iant@google.com>
9257 * layout.cc (Layout::section_name_mapping): New array, replacing
9258 Layout::linkonce_mapping.
9259 (Layout::section_name_mapping_count): New variable, replacing
9260 Layout::linkonce_mapping_count.
9261 (Layout::linkonce_output_name): Remove.
9262 (Layout::output_section_name): Rewrite.
9263 * layout.h (class Layout): Rename Linkonce_mapping to
9264 Section_name_mapping, linkonce_mapping to section_name_mapping,
9265 linkonce_mapping_count to section_name_mapping_count. Don't
9266 declare linkonce_output_name.
9268 2009-06-03 Doug Kwan <dougkwan@google.com>
9270 * gold/arm.cc (namespace utils): New.
9271 (Target_arm::reloc_is_non_pic): Define new method.
9272 (class Arm_relocate_functions): New.
9273 (Target_arm::Relocate::relocate): Handle relocation types used by
9276 2009-06-03 Ian Lance Taylor <iant@google.com>
9278 * arm.cc (Target_arm::scan::global): Use || instead of |.
9280 2009-06-02 Doug Kwan <dougkwan@google.com>
9282 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9283 issued_non_pic_error_.
9284 (class Target_arm::Scan): Declare new method check_non_pic.
9285 Define new method symbol_needs_plt_entry.
9286 Declare new data member issued_non_pic_error_.
9287 (class Target_arm::Relocate): Declare new method
9288 should_apply_static_reloc.
9289 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9290 (Target_arm::Scan::check_non_pic): Define new method.
9291 (Target_arm::Scan::local): Handle a small subset of reloc types used
9293 (Target_arm::Scan::local): Same.
9294 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9296 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9298 * incremental.cc (Incremental_inputs::report_command_line): Filter
9299 out --incremental-* options.
9301 2009-05-29 Doug Kwan <dougkwan@google.com>
9303 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9305 (class Target_arm): Update comment.
9306 (Target_arm::Target_arm): Initialize new data members GOT_,
9307 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9308 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9309 and Target_arm::rel_dyn_section.
9310 Declare new_enum Target_arm::Got_type.
9311 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9313 Update commments for member do_dynsym_value.
9314 (Target_arm::got_size, Target_arm::plt_section,
9315 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9316 new methods inside class defintion.
9317 (Target_arm::got_section): Define new method.
9318 (Target_arm::rel_dyn_section): Same.
9319 (Output_data_plt_arm): New template class.
9320 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9321 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9322 (Output_data_plt_arm::add_entry): Same.
9323 (Output_data_plt_arm::first_plt_entry): Define new
9324 static data member for PLT instruction template.
9325 (Output_data_plt_arm::plt_entry): Same.
9326 (Output_data_plt_arm::do_write): Define new method.
9327 (Target_arm::make_plt_entry): Same.
9328 (Target_arm::do_finalize_sections): Same.
9329 (Target_arm::do_dynsym_value): Same.
9331 2009-05-28 Doug Kwan <dougkwan@google.com>
9333 * Makefile.am (TARGETSOURCES): Add arm.cc.
9334 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9335 * Makefile.in: Regenerate.
9337 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9339 2009-05-26 Doug Kwan <dougkwan@google.com>
9341 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9342 (General_options::check_excluded_libs): Strip off directories in
9343 archive name before matching like GNU ld does.
9344 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9345 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9346 (exclude_libs_test_LDFLAGS): Add linker option
9347 -Wl,--exclude-libs,libexclude_libs_test_3
9348 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9349 an explicit archive without using -l.
9350 (alt/libexclude_libs_test_3.a): New make rule.
9351 * testsuite/Makefile.in: Regenerate.
9352 * testsuite/exclude_libs_test.c : Declare lib3_default().
9354 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9355 * exclude_libs_test_3.c: New file.
9357 2009-05-26 Nick Clifton <nickc@redhat.com>
9359 * po/id.po: New Indonesian translation.
9360 * po/gold.pot: Updated template file.
9362 2009-05-22 Sriraman Tallam <tmsriram@google.com>
9364 * testsuite/Makefile.am: Add -ffunction-sections to compile
9365 gc_comdat_test files. Add -Wl,--gc-sections to build
9367 * testsuite/Makefile.in: Regenerate.
9368 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9370 2009-05-21 Sriraman Tallam <tmsriram@google.com>
9372 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9373 kept comdat section was garbage collected.
9374 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9375 * testsuite/Makefile.in: Regenerate.
9376 * testsuite/gc_comdat_test.sh: New file.
9377 * testsuite/gc_comdat_test_1.cc: New file.
9378 * testsuite/gc_comdat_test_2.cc: New file.
9380 2009-05-19 Doug Kwan <dougkwan@google.com>
9382 * archive.cc (Archive::Archive): Move constructor from archive.h
9383 to here. Initialize no_export_.
9384 (Archive::get_elf_object_for_member): Set no_export flag of object.
9385 * archive.h (Archive::Archive): Move constructor body to
9387 (Archive::no_export): New method.
9388 (Archive::no_export_): New field.
9389 * object.h (Object::Object): Initialize no_export_ to false.
9390 (Object::no_export, Object::set_no_export): New methods.
9391 (Object::no_export_): New field.
9392 * options.cc (General_options::parse_exclude_libs): New method.
9393 (General_options::check_excluded_libs) Same.
9394 * options.h (exclude_libs): New option.
9395 (General_options::check_excluded_libs): New method declaration.
9396 (General_options::excluded_libs_): New field.
9397 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9398 default or protected visibility if an object has no-export flag set.
9399 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9400 (check_SCRIPTS): Add exclude_libs_test.sh.
9401 (check_DATA): Add exclude_libs_test.syms.
9402 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9403 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9404 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9405 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9406 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9407 libexclude_libs_test_2.a): New rules.
9408 * testsuite/Makefile.in: Regenerate.
9409 * testsuite/exclude_libs_test.c: New file.
9410 * testsuite/exclude_libs_test.sh: Ditto.
9411 * testsuite/exclude_libs_test_1.c: Ditto.
9412 * testsuite/exclude_libs_test_2.c: Ditto.
9414 2009-05-15 Ian Lance Taylor <iant@google.com>
9416 * configure.ac: Check for declarations for cases where libiberty.h
9417 checks HAVE_DECL_xxx.
9418 * configure, config.in: Rebuild.
9420 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9422 * gold.h (Incremental_argument_list): Remove (invalid) forward
9424 * incremental.cc (Incremental_inputs::report_achive): New method.
9425 (Incremental_inputs::report_object): New method.
9426 (Incremental_inputs::report_script): New method.
9427 (Incremental_inputs::finalize_inputs): New method.
9428 (Incremental_inputs::finalize): Call finalize_inputs().
9429 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9430 Create inputs entries.
9431 * incremental.h (Incremental_input_type): New enum.
9432 (Incremental_inputs::Incremental_input): Initialize new fields.
9433 (Incremental_inputs::report_inputs): New method.
9434 (Incremental_inputs::report_achive): New method.
9435 (Incremental_inputs::report_object): New method.
9436 (Incremental_inputs::report_script): New method.
9437 (Incremental_inputs::finalize_inputs): New method.
9438 (Incremental_inputs::Input_info): New struct.
9439 (Incremental_inputs::Input_info_map): New typedef.
9440 (Incremental_inputs::lock_): New field.
9441 (Incremental_inputs::Inputs_): New field.
9442 (Incremental_inputs::Inputs_map): New field.
9443 * main.cc (main): Call Incremental_input::report_inputs.
9444 * options.h (Input_argument_list): Typedef moved from
9446 (Input_file_group::Files): Remove, use ::Input_argument_list.
9447 (Input_file_group::Input_argument_list): Remove, use
9448 ::Input_argument_list.
9449 * plugin.cc (Plugin_manager::add_input_file): Add error in
9451 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9453 * script.cc (read_input_script): Call
9454 Incremental_input::report_script.
9455 * script.h (Script_info): New class.
9457 2009-04-27 Ian Lance Taylor <iant@google.com>
9459 * x86_64.cc (do_adjust_output_section): Set entsize to
9462 2009-04-23 Elliott Hughes <enh@google.com>
9464 * output.cc (Output_file::close): After short writes, continue
9465 writing from the correct offset in the buffer being written.
9467 2009-04-23 Chris Demetriou <cgd@google.com>
9469 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9470 * configure: Regenerate.
9471 * config.in: Regenerate.
9472 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9473 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9475 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9477 * incremental.cc (Incremental_inputs_header_data): Renamed from
9478 Incremental_input_header_data.
9479 (Incremental_inputs_header_data::data_size): New field.
9480 (Incremental_inputs_header_data::put_input_file_count): Renamed
9481 from input_file_count.
9482 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9483 from command_line_offset.
9484 (Incremental_inputs_header_data::put_reserved): Renamed from
9486 (Incremental_inputs_entry_data): Renamed from
9487 Incremental_input_entry_data.
9488 (Incremental_inputs_entry_data::data_size): New field.
9489 (Incremental_inputs::report_command_line): New method.
9490 (Incremental_inputs::finalize): New method.
9491 (Incremental_inputs::create_incremental_inputs_data): New method.
9492 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9493 * incremental.h: New file.
9494 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9495 (Layout::finalize): Create incremental inputs section in
9497 (Layout::create_incremental_info_sections): New method.
9498 * layout.h (Layout::incremental_inputs): New method.
9499 (Layout::create_incremental_info_sections): New method.
9500 (Layout::incremental_inputs_): New field.
9501 * main.cc (main): Notify Incremental_input of the command line.
9503 2009-04-01 Ian Lance Taylor <iant@google.com>
9504 Mikolaj Zalewski <mikolajz@google.com>
9506 * gold.h (reserve_unordered_map): Define, three versions, one for
9507 each version of Unordered_map.
9508 * layout.cc (Layout::Layout): Remove options parameter. Add
9509 number_of_input_files parameter. Don't initialize options_.
9510 Initialize number_of_input_files_ and resized_signatures_. Move
9511 sections_are_attached_.
9512 (Layout::layout_group): Reserve space for group_signatures_.
9513 (Layout::find_or_add_kept_section): Change name parameter to be a
9514 reference. Resize signatures_ map when it gets large enough.
9515 (Layout::layout_eh_frame): Use parameters->options() instead of
9517 (Layout::make_output_section): Likewise.
9518 (Layout::attach_allocated_section_to_segment): Likewise.
9519 (Layout::finalize, Layout::create_executable_stack): Likewise.
9520 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9521 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9522 * layout.h (class Layout): Update declarations. Remove options_
9523 field. Add number_of_input_files_ and resized_signatures_
9524 fields. Move sections_are_attached_ field.
9525 * main.cc (main): Pass number of input files to Layout
9526 constructor. Don't pass options.
9528 2009-03-30 Ian Lance Taylor <iant@google.com>
9530 * ffsll.c (ffsll): Correct implementation.
9532 2009-03-27 Ian Lance Taylor <iant@google.com>
9534 * ffsll.c: New file.
9535 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9536 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9537 * ftruncate.c (ftruncate): Declare before definition.
9538 * mremap.c (mremap): Likewise.
9539 * pread.c (pread): Likewise.
9540 * configure, Makefile.in, config.in: Rebuild.
9542 * mremap.c: New file.
9543 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9544 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9545 (mremap): Declare if HAVE_MREMAP is not defined.
9546 * configure, Makefile.in, config.in: Rebuild.
9548 2009-03-27 Cary Coutant <ccoutant@google.com>
9550 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9551 position independent.
9552 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9553 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9555 2009-03-24 Cary Coutant <ccoutant@google.com>
9557 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9559 (needs_dynamic_reloc): Likewise.
9561 2009-03-24 Ian Lance Taylor <iant@google.com>
9563 * yyscript.y (file_cmd): Recognize EXTERN.
9564 (extern_name_list, extern_name_list_body): New nonterminals.
9565 * script.cc (script_add_extern): Define.
9566 * script-c.h (script_add_extern): Declare.
9568 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
9570 * object.cc (is_elf_object): Define.
9571 * object.h (is_elf_object): Declare.
9572 * archive.cc (Archive::get_elf_object_for_member): Call
9574 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
9576 2009-03-24 Elliott Hughes <enh@google.com>
9578 * output.cc (Output_file::map_anonymous): Define.
9579 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9580 try an anonymous one. Report the size if the mmap fails.
9581 * output.h (class Output_file): Declare map_anonymous.
9583 2009-03-24 Ian Lance Taylor <iant@google.com>
9585 * target-select.cc (instantiate_target): Don't acquire the lock if
9586 the instantiated_target_ field has already been set.
9588 2009-03-23 Ian Lance Taylor <iant@google.com>
9590 * gold-threads.h (class Initialize_lock): Define.
9591 * gold-threads.cc (class Initialize_lock_once): Define.
9592 (initialize_lock_control): New static variable.
9593 (initialize_lock_pointer): New static variable.
9594 (initialize_lock_once): New static function.
9595 (Initialize_lock::Initialize_lock): Define.
9596 (Initialize_lock::initialize): Define.
9597 * target-select.h: Include "gold-threads.h".
9598 (class Target_selector): Add lock_ and initialize_lock_ fields.
9599 Don't define instantiate_target, just declare it.
9600 * target-select.cc (Target_selector::Target_selector): Initialize
9602 (Target_selector::instantiate_target): Define.
9603 * descriptors.h: Include "gold-threads.h".
9604 (class Descriptors): Add initialize_lock_ field.
9605 * descriptors.cc (Descriptors::Descriptors): Initialize new
9607 (Descriptors::open): Use initialize_lock_ field
9608 * errors.h (class Errors): Add initialize_lock_ field.
9609 * errors.cc (Errors::Errors): Initialize new field.
9610 (Errors::initialize_lock): Use initialize_lock_ field.
9611 * powerpc.cc (class Target_selector_powerpc): Remove
9612 instantiated_target_ field. In do_recognize call
9613 instantiate_target rather than do_instantiate_target. In
9614 do_instantiate_target just allocate a new target.
9615 * sparc.cc (class Target_selector_sparc): Likewise.
9617 * freebsd.h: New file.
9618 * i386.cc: Include "freebsd.h".
9619 (Target_i386): Derive from Target_freebsd rather than
9621 (Target_selector_i386): Derive from Target_selector_freebsd rather
9622 than Target_selector.
9623 * x86_64.cc: Include "freebsd.h".
9624 (Target_x86_64): Derive from Target_freebsd rather than
9626 (Target_selector_x86_64): Derive from Target_selector_freebsd
9627 rather than Target_selector.
9628 * target.h (class Target): Add adjust_elf_header and
9629 do_adjust_elf_header.
9630 * output.cc (Output_file_header:: do_sized_write): Call target
9631 adjust_elf_header routine.
9632 * configure.tgt: Set targ_osabi.
9633 * configure.ac: Define GOLD_DEFAULT_OSABI.
9634 * parameters.cc (Parameters::default_target): Pass
9635 GOLD_DEFAULT_OSABI to select_target.
9636 * target-select.h (class Target_selector): Make instantiate_target
9637 protected rather than private.
9638 * Makefile.am (HFILES): Add freebsd.h.
9639 * configure, Makefile.in, config.in: Rebuild.
9641 * merge.cc (do_add_input_section): Correct pend value. Change
9642 message about last entry not being null terminated from error to
9645 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9647 * incremental.cc: New file.
9648 * Makefile.am (CCFILES): Add incremental.cc.
9649 * Makefile.in: Rebuild.
9651 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9653 * layout.cc (Layout::output_section_name): Preserve names
9654 of '.note.' sections.
9656 2009-03-19 Ian Lance Taylor <iant@google.com>
9658 * descriptors.cc (Descriptors::open): Check that the options are
9659 valid before using them.
9661 2009-03-18 Ian Lance Taylor <iant@google.com>
9663 * script-sections.h: Include <list>.
9664 (class Script_sections): Change Sections_elements from std::vector
9665 to std::list. Typedef public Elements_iterator. Add
9666 orphan_section_placement_, data_segment_align_start_, and
9667 saw_data_segment_align_ fields. Remove data_segment_align_index_
9669 * script-sections.cc (class Orphan_section_placement): New class.
9670 (class Sections_element): Add virtual functions is_relro and
9671 orphan_section_init. Remove virtual function place_orphan_here.
9672 (class Output_section_definition): Add is_relro and
9673 orphan_section_init. Remove place_orphan_here.
9674 (class Orphan_output_section): Likewise.
9675 (Script_sections::Script_sections): Update for field changes.
9676 (Script_sections::data_segment_align): Set saw_data_segment_align_
9677 and data_segment_align_start_, not data_segment_align_index.
9678 (Script_sections::data_segment_relro_end): Check
9679 saw_data_segment_align_. Use data_segment_align_start_ rather
9680 than data_segment_align_index_.
9681 (Script_sections::place_orphan): Rewrite to use
9682 Orphan_section_placement.
9684 2009-03-17 Ian Lance Taylor <iant@google.com>
9686 * archive.cc (Archive::add_symbols): Check for a version attached
9687 to the symbol name in the archive map.
9688 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9689 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9690 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9691 (ver_test_11.a): New target.
9692 * testsuite/Makefile.in: Rebuild.
9694 * configure.ac: Check for chsize and posix_fallocate. Replace
9696 * ftruncate.c: New file, from gnulib.
9697 * output.cc (posix_fallocate): Define dummy version if not
9698 HAVE_POSIX_FALLOCATE.
9699 (Output_file::map): Call posix_fallocate rather than lseek and
9701 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9702 * configure, Makefile.in, config.in: Rebuild.
9704 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9706 * layout.h (Layout::create_note): Add section_name parameter.
9707 * layout.cc (Layout::create_note): Likewise.
9708 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9710 2009-03-17 Ian Lance Taylor <iant@google.com>
9712 * descriptors.cc: Include "options.h".
9713 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9714 (Descriptors::open): Always use O_CLOEXEC when opening a new
9715 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9716 then set FD_CLOEXEC.
9718 * sparc.cc (class Target_sparc): Add has_got_section.
9719 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9720 make sure we have a GOT section.
9722 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9723 (Target_sparc::Scan::local): Likewise.
9724 (Target_sparc::Scan::global): Likewise.
9725 (Target_sparc::Relocate::relocate): Likewise.
9726 (Target_sparc::Relocate::relocate_tls): Likewise.
9728 * symtab.cc (Symbol_table::define_default_version): New function,
9729 broken out of add_from_object.
9730 (Symbol_table::add_from_object): Call define_default_version.
9731 (Symbol_table::define_special_symbol): Add resolve_oldsym
9732 parameter. Change all callers. If the version for a symbol comes
9733 from a version script, resolve it with the symbol with the same
9734 name with no version. Also add the symbol without a version if
9736 (do_define_in_output_data): If resolving with oldsym, don't delete
9738 (do_define_in_output_segment): Likewise.
9739 (do_define_as_constant): Likewise.
9740 * symtab.h (class Symbol_table): Update declarations.
9742 2009-03-13 Ian Lance Taylor <iant@google.com>
9744 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9745 (Read_symbols::requeue): New function.
9746 (Read_symbols::do_read_symbols): If make_elf_object fails because
9747 the target type is not configured, and the file was searched for,
9748 issue a warning and retry with the next directory.
9749 (Add_symbols::run): If the file has an incompatible format, and
9750 it was searched for, requeue the Read_symbols task. On error,
9752 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9753 dirindex parameter to constructor. Change all callers. Declare
9754 incompatible_warning and requeue.
9755 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9756 input_argument_ and input_group_ fields. Add them to
9757 constructor. Change all callers.
9758 (class Read_script): Add dirindex_ field. Add it to constructor.
9760 * archive.cc (Archive::setup): Remove input_objects parameter.
9762 (Archive::get_file_and_offset): Likewise.
9763 (Archive::read_all_symbols): Likewise.
9764 (Archive::read_symbols): Likewise.
9765 (Archive::get_elf_object_for_member): Remove input_objects
9766 parameter. Add punconfigured parameter. Change all callers.
9767 (Archive::add_symbols): Change return type to bool. Check return
9768 value of include_member.
9769 (Archive::include_all_members): Likewise.
9770 (Archive::include_member): Change return type to bool. Return
9771 false if first included object has incompatible target. Set
9772 included_member_ field.
9773 (Add_archive_symbols::run): If add_symbols returns false, requeue
9775 * archive.h (class Archive): Add included_member_ field.
9776 Initialize it in constructor. Add input_file and searched_for
9777 methods. Update declarations.
9778 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9779 input_argument_ fields. Add them to constructor. Change all
9781 * script.cc: Include "target-select.h".
9782 (class Parser_closure): Add skip_on_incompatible_target_ and
9783 found_incompatible_target_ fields. Add
9784 skip_on_incompatible_target parameter to constructor. Change all
9785 callers. Add methods skip_on_incompatible_target,
9786 clear_skip_on_incompatible_target, found_incompatible_target, and
9787 set_found_incompatible_target.
9788 (read_input_script): Add dirindex parameter. Change all callers.
9789 If parser finds an incompatible target, requeue Read_symbols
9791 (script_set_symbol): Clear skip_on_incompatible_target in
9793 (script_add_assertion, script_parse_option): Likewise.
9794 (script_start_sections, script_add_phdr): Likewise.
9795 (script_check_output_format): New function.
9796 * script.h (read_input_script): Update declaration.
9797 * script-c.h (script_check_output_format): Declare.
9798 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9799 (ignore_cmd): Remove OUTPUT_FORMAT.
9800 * fileread.cc (Input_file::Input_file): Add explicit this.
9801 (Input_file::will_search_for): New function.
9802 (Input_file::open): Add pindex parameter. Change all callers.
9803 * fileread.h (class Input_file): Add input_file_argument method.
9804 Declare will_search_for. Update declarations.
9805 * object.cc (make_elf_object): Add punconfigured parameter.
9807 * object.h (class Object): Make input_file public. Add
9808 searched_for method.
9809 (make_elf_object): Update declaration.
9810 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9812 * dirsearch.h (class Dirsearch): Update declaration.
9813 * options.h (class General_options): Add --warn-search-mismatch.
9814 * parameters.cc (Parameters::is_compatible_target): New function.
9815 * parameters.h (class Parameters): Declare is_compatible_target.
9816 * workqueue.cc (Workqueue::add_blocker): New function.
9817 * workqueue.h (class Workqueue): Declare add_blocker.
9819 * fileread.cc (Input_file::open): Remove options parameter.
9821 (Input_file::open_binary): Likewise.
9822 * script.cc (read_input_script): Likewise.
9823 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9824 options parameter from constructor. Change all callers.
9825 (class Read_script): Likewise.
9826 * fileread.h (class Input_file): Update declarations.
9827 * script.h (read_input_script): Update declaration.
9829 2009-03-10 Nick Clifton <nickc@redhat.com>
9831 * po/es.po: New Spanish translation.
9833 2009-03-06 Cary Coutant <ccoutant@google.com>
9835 * options.cc (parse_short_option): Keep dash_z from registering itself.
9837 2009-03-03 Ian Lance Taylor <iant@google.com>
9840 * target-reloc.h (relocate_section): Pass output_section to
9842 * i386.cc (Target_i386::should_apply_static_reloc): Add
9843 output_section parameter. Change all callers.
9844 (Target_i386::Relocate::relocate): Add output_section parameter.
9845 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9846 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9847 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9848 * testsuite/two_file_shared.sh: New script.
9849 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9850 (check_DATA): Add two_file_shared.dbg.
9851 (two_file_shared.dbg): New target.
9852 * testsuite/Makefile.in: Rebuild.
9854 2009-03-01 Ian Lance Taylor <iant@google.com>
9856 * configure.ac: Check for byteswap.h.
9857 * configure: Rebuild.
9858 * config.in: Rebuild.
9860 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9862 * layout.cc (Layout::find_or_add_kept_section): New function.
9863 (Layout::add_comdat): Removed.
9864 * layout.h (struct Kept_section): Move out of class Layout.
9865 Remove trailing underscores from field names. Add group_sections
9866 field. Rename group_ field to is_group. Change all uses.
9867 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9868 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9869 comdat_groups_ field.
9870 (Sized_relobj::include_section_group): Use
9871 find_or_add_kept_section and Kept_section::group_sections.
9872 (Sized_relobj::include_linkonce_section): Likewise.
9873 * object.cc (class Sized_relobj): Don't define Comdat_group or
9874 Comdat_group_table. Remove find_comdat_group and
9875 add_comdat_group. Remove comdat_groups_ field.
9876 * plugin.cc (include_comdat_group): Use
9877 Layout::find_or_add_kept_section.
9879 2009-02-28 Ian Lance Taylor <iant@google.com>
9881 * README: --gc-sections and map files are now supported. Document
9882 some build requirements.
9885 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9886 relocatable link set the value of the section symbol to zero.
9887 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9888 relocatable link don't include the section address in the local
9891 2009-02-27 Ian Lance Taylor <iant@google.com>
9894 * options.h (class Search_directory): Add is_system_directory.
9895 (class General_options): Declare is_in_system_directory.
9896 * options.cc (get_relative_sysroot): Make static.
9897 (get_default_sysroot): Make static.
9898 (General_optoins::is_in_system_directory): New function.
9899 * fileread.cc (Input_file::is_in_system_directory): New function.
9900 * fileread.h (class Input_file): Declare is_in_system_directory.
9901 * object.h (class Object): Add is_in_system_directory.
9902 (class Input_objects): Remove system_library_directory_ field.
9903 * object.cc (Input_objects::add_object): Don't set
9904 system_library_directory_.
9905 (input_objects::found_in_system_library_directory): Remove.
9906 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9907 parameter. Change all callers.
9908 (Symbol_table::sized_write_globals): Likewise.
9909 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9910 Call Object::is_in_system_directory.
9911 * symtab.h (class Symbol_table): Update declarations.
9914 * descriptors.h (Open_descriptor): Add is_on_stack field.
9915 * descriptors.cc (Descriptors::open): If the descriptor is on the
9916 top of the stack, remove it. Initialize is_on_stack field.
9917 (Descriptors::release): Only add pod to stack if it is not on the
9919 (Descriptors::close_some_descriptor): Clear stack_next and
9923 * output.cc (Output_section::find_starting_output_address): Rename
9924 from starting_output_address; add PADDR parameter; change return
9926 * output.h (class Output_section): Declare
9927 find_starting_output_address instead of starting_output_address.
9928 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9929 section symbol for which we can't find a merge section.
9932 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9933 hidden or internal, force the symbol to be local.
9934 * resolve.cc (Symbol::override_visibility): Define.
9935 (Symbol::override_base): Use override_visibility.
9936 (Symbol_table::resolve): Likewise.
9937 (Symbol::override_base_with_special): Likewise.
9938 (Symbol_table::override_with_special): If the visibility is hidden
9939 or internal, force the symbol to be local.
9940 * symtab.h (class Symbol): Add set_visibility and
9941 override_visibility.
9942 * testsuite/ver_test_1.sh: New file.
9943 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9944 (check_DATA): Add ver_test_1.syms.
9945 (ver_test_1.syms): New target.
9946 * testsuite/Makefile.in: Rebuild.
9948 2009-02-25 Cary Coutant <ccoutant@google.com>
9950 * layout.cc (Layout::choose_output_section): Don't rename sections
9951 when using a linker script that has a SECTIONS clause.
9952 * Makefile.in: Regenerate.
9954 * testsuite/Makefile.am (script_test_5.sh): New test case.
9955 * testsuite/Makefile.in: Regenerate.
9956 * testsuite/script_test_5.cc: New file.
9957 * testsuite/script_test_5.sh: New file.
9958 * testsuite/script_test_5.t: New file.
9960 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9962 * archive.cc (Archive::include_member): Update calls to add_symbols.
9963 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9964 the Layout argument.
9965 * dynobj.h (do_add_symbols): Add the Layout argument.
9966 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9968 * object.h (Object::add_symbols): Add the Layout argument.
9969 (Object::do_add_symbols): Add the Layout argument.
9970 (Sized_relobj::do_add_symbols): Add the Layout argument.
9971 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9972 Unify the two versions.
9973 (Add_plugin_symbols): Remove.
9974 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9975 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9976 (Add_plugin_symbols): Remove.
9977 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9978 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9979 (Add_symbols::run): Make it work with Pulginobj.
9981 2009-02-06 Ian Lance Taylor <iant@google.com>
9983 * object.cc (Sized_relobj::do_layout): Make info message start
9984 with lower case letter.
9986 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9988 * binary.cc: Fix file comment.
9990 * options.h (enum Incremental_disposition): Define.
9991 (class General_options): Add new options: --incremental,
9992 --incremental_changed, --incremental_unchanged,
9993 --incremental_unknown. Add incremental_disposition_ and
9994 implicit_incremental_ fields.
9995 (General_options::incremental_disposition): New function.
9996 (class Position_dependent_options): Add incremental_disposition
9998 (Position_dependent_options::copy_from_options): Set incremental
10000 * options.cc (General_options::parse_incremental_changed): New
10002 (General_options::parse_incremental_unchanged): New function.
10003 (General_options::parse_incremental_unknown): New function.
10004 (General_options::General_options): Initialize new fields
10005 incremental_disposition_ and implicit_incremental_.
10006 (General_options::finalize): Check for uasge of --incremental-*
10007 without --incremental.
10009 2009-02-06 Chris Demetriou <cgd@google.com>
10011 * gold.h (gold_undefined_symbol): Change to take only a Symbol
10012 pointer and to report location as the file name associated with
10014 (gold_undefined_symbol_at_location): New function to replace the
10015 old gold_undefined_symbol functionality.
10016 * target-reloc.h (relocate_section): Update to use
10017 gold_undefined_symbol_at_location.
10018 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10019 Call gold_undefined_symbol function rather than gold_error.
10020 * errors.h (Errors::undefined_symbol): Take location as a
10021 string, rather than calculating it from a relocation.
10022 * errors.cc (Errors::fatal): Print "fatal error:" before the
10024 (Errors::error, Errors::error_at_location): Print "error: "
10025 before the formatted message.
10026 (Errors::undefined_symbol): Take location as a string, rather
10027 than calculating it from a relocation.
10028 (gold_undefined_symbol_at_location): New function akin to
10029 old gold_undefined_symbol, calculates location from relocation.
10030 (gold_undefined_symbol): Change to take only a Symbol pointer
10031 and to report location as the file name associated with the symbol.
10032 * testsuite/debug_msg.sh: Update for changed error messages.
10033 * testsuite/undef_symbol.sh: Likewise.
10035 2009-02-04 Duncan Sands <baldrick@free.fr>
10038 * reduced_debug_output.h
10039 (Output_reduced_debug_abbrev_section::failed): Use format for
10041 (Output_reduced_debug_info_section::faild): Likewise.
10043 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
10045 * script.cc (Lazy_demangler): New class.
10046 (Version_script_info::get_symbol_version_helper): Demangle a
10049 2009-01-29 Cary Coutant <ccoutant@google.com>
10051 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
10053 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10055 2009-01-28 Ian Lance Taylor <iant@google.com>
10057 * version.cc (version_string): Bump to 1.9.
10059 * gold.h: Include <cstring> and <stdint.h>.
10060 * version.cc: Include <cstdio>.
10061 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
10063 * reduced_debug_output.cc (insert_into_vector): Rename from
10064 Insert_into_vector; change all callers. Use Swap_unaligned to
10065 avoid aliasing issue; remove union since it is unnecessary.
10067 2009-01-27 Sriraman Tallam <tmsriram@google.com>
10069 * Makefile.am (CCFILES): Add gc.cc.
10070 (HFILES): Add gc.h.
10071 * Makefile.in: Regenerate.
10072 * gold.cc (Gc_runner): New class.
10073 (queue_initial_tasks): Call garbage collection related tasks
10074 when corresponding options are invoked.
10075 (queue_middle_gc_tasks): New function.
10076 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
10077 processed early before laying out sections during garbage collection.
10078 * gold.h (queue_middle_gc_tasks): New function.
10079 (is_prefix_of): Move from "layout.cc".
10080 * i386.cc (Target_i386::gc_process_relocs): New function.
10081 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
10082 * main.cc (main): Create object of class "Garbage_collection".
10083 * object.cc (Relobj::copy_symbols_data): New function.
10084 (Relobj::is_section_name_included): New function.
10085 (Sized_relobj::do_layout): Allow this function to be called twice
10086 during garbage collection and defer layout of section during the
10088 * object.h (Relobj::get_symbols_data): New function.
10089 (Relobj::is_section_name_included): New function.
10090 (Relobj::copy_symbols_data): New function.
10091 (Relobj::set_symbols_data): New function.
10092 (Relobj::get_relocs_data): New function.
10093 (Relobj::set_relocs_data): New function.
10094 (Relobj::is_output_section_offset_invalid): New pure virtual function.
10095 (Relobj::gc_process_relocs): New function.
10096 (Relobj::do_gc_process_relocs): New pure virtual function.
10097 (Relobj::sd_): New data member.
10098 (Sized_relobj::is_output_section_offset_invalid): New function.
10099 (Sized_relobj::do_gc_process_relocs): New function.
10100 * options.h (General_options::gc_sections): Modify to not be a no-op.
10101 (General_options::print_gc_sections): New option.
10102 * plugin.cc (Plugin_finish::run): Remove function call to
10103 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
10104 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
10105 * reloc.cc (Read_relocs::run): Add task to process relocs and
10106 determine unreferenced sections when doing garbage collection.
10107 (Gc_process_relocs): New class.
10108 (Sized_relobj::do_gc_process_relocs): New function.
10109 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
10110 sections that are garbage collected.
10111 * reloc.h (Gc_process_relocs): New class.
10112 * sparc.cc (Target_sparc::gc_process_relocs): New function.
10113 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
10114 symbols whose corresponding sections are garbage collected.
10115 (Symbol_table::Symbol_table): Add new parameter for the garbage
10117 (Symbol_table::gc_mark_undef_symbols): New function.
10118 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10119 (Symbol_table::gc_mark_dyn_syms): New function.
10120 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
10122 (Symbol_table::add_from_object): Likewise.
10123 (Symbol_table::add_from_relobj): When building shared objects, do not
10124 treat externally visible symbols as garbage.
10125 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
10126 table information for static and relocatable links.
10127 * symtab.h (Symbol_table::set_gc): New function.
10128 (Symbol_table::gc): New function.
10129 (Symbol_table::gc_mark_undef_symbols): New function.
10130 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10131 (Symbol_table::gc_mark_dyn_syms): New function.
10132 (Symbol_table::gc_): New data member.
10133 * target.h (Sized_target::gc_process_relocs): New pure virtual
10135 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
10136 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
10138 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
10140 * options.h (General_options::gc_sections): Define as a no-op for now.
10141 (General_options::no_keep_memory): Ditto.
10142 (General_options::Bshareable): Define.
10143 * options.cc (General_options::finalize): Honor -Bshareable.
10145 2009-01-20 Andreas Schwab <schwab@suse.de>
10147 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
10148 read the value in the contents, since we don't use it. Use the
10149 template endianness when writing.
10150 (Relocate::relocate): Use it for R_PPC_REL16_HA.
10152 2009-01-19 Andreas Schwab <schwab@suse.de>
10154 * configure.tgt (powerpc64-*): Fix targ_obj.
10156 2009-01-15 Ian Lance Taylor <iant@google.com>
10158 * object.cc (Sized_relobj::write_local_symbols): Don't write out
10159 local symbols when stripping all symbols.
10161 2009-01-14 Cary Coutant <ccoutant@google.com>
10163 * output.cc (Output_reloc): Add explicit instantiations.
10165 2009-01-14 Cary Coutant <ccoutant@google.com>
10167 * archive.cc (Archive::get_elf_object_for_member): Remove call
10168 to File_read::claim_for_plugin.
10169 * descriptors.cc (Descriptors::open): Remove reference to
10171 (Descriptors::claim_for_plugin): Remove.
10172 * descriptors.h (Descriptors::claim_for_plugin): Remove.
10173 (Descriptors::is_claimed): Remove.
10174 (claim_descriptor_for_plugin): Remove.
10175 * fileread.cc (File_read::claim_for_plugin): Remove.
10176 * fileread.h (File_read::claim_for_plugin): Remove.
10177 (File_read::descriptor): Reopen descriptor if necessary.
10178 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
10179 (Plugin_manager::all_symbols_read): Add task parameter. Change
10181 (Plugin_manager::get_input_file): New function.
10182 (Plugin_manager::release_input_file): New function.
10183 (Pluginobj::Pluginobj): Add filesize parameter and initialize
10184 corresponding data member.
10185 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
10186 and pass to base constructor. Change all callers.
10187 (get_input_file, release_input_file): New functions.
10188 (make_sized_plugin_object): Add filesize parameter. Change all callers.
10189 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
10190 (Plugin_manager::all_symbols_read): Add task parameter.
10191 (Plugin_manager::get_input_file): New function.
10192 (Plugin_manager::release_input_file): New function.
10193 (Plugin_manager::task_): New data member.
10194 (Pluginobj::Pluginobj): Add filesize parameter.
10195 (Pluginobj::filename): New function.
10196 (Pluginobj::descriptor): New function.
10197 (Pluginobj::filesize): New function.
10198 (Pluginobj::filesize_): New data member.
10199 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
10200 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
10201 File_read::claim_for_plugin; use Object::unlock to unlock the file.
10203 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
10204 with archive libraries.
10205 * testsuite/Makefile.in: Regenerate.
10206 * testsuite/plugin_test.c (struct sym_info): New type.
10207 (get_input_file, release_input_file): New static variables.
10208 (onload): Capture new transfer vector entries.
10209 (claim_file_hook): Stop reading at end of file according to filesize.
10210 Factor out parsing of readelf output into separate function.
10211 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10212 APIs and get the source file name from the symbol table. Convert
10213 source file name to corresponding object file name. Print info
10214 message when adding new input files.
10215 (parse_readelf_line): New function.
10216 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10217 * testsuite/plugin_test_2.sh: Likewise.
10218 * testsuite/plugin_test_3.sh: Likewise.
10219 * testsuite/plugin_test_4.sh: New test case.
10221 2009-01-07 Ian Lance Taylor <iant@google.com>
10223 * version.cc (version_string): Bump to 1.8.
10225 2008-12-23 Cary Coutant <ccoutant@google.com>
10227 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10228 * plugin.cc (Plugin_manager::finish): Rename as
10229 layout_deferred_objects. Move cleanup to separate function.
10230 (Plugin_manager::cleanup): New function.
10231 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10233 * plugin.h (Plugin_manager::finish): Rename as
10234 layout_deferred_objects.
10235 (Plugin_manager::cleanup): New function.
10236 (Plugin_manager::cleanup_done): New field.
10238 2008-12-23 Cary Coutant <ccoutant@google.com>
10240 * plugin.cc (is_visible_from_outside): New function.
10241 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10242 so we don't return "IR only" status for exported symbols or -r links.
10244 * testsuite/Makefile.am (plugin_test_3): New test case.
10245 * testsuite/Makefile.in: Regenerate.
10246 * testsuite/plugin_test_3.sh: New file.
10248 2008-12-22 Cary Coutant <ccoutant@google.com>
10250 * object.cc (Sized_relobj::layout_section): New function.
10251 (Sized_relobj::do_layout): Defer layout of input sections until after
10252 plugin has provided replacement files.
10253 (Sized_relobj::do_layout_deferred_sections): New function.
10254 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10255 (Relobj::layout_deferred_sections): New function.
10256 (Relobj::do_layout_deferred_sections): New function.
10257 (Sized_relobj::do_layout_deferred_sections): New function.
10258 (Sized_relobj::layout_section): New function.
10259 (Sized_relobj::Deferred_layout): New structure.
10260 (Sized_relobj::deferred_layout_): New field.
10261 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10262 Change all callers. Layout deferred sections.
10263 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10265 (Plugin_hook::run): Move code from do_plugin_hook inline.
10266 (Plugin_hook::do_plugin_hook): Remove.
10267 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10268 (Plugin_manager::finish): Renamed, was cleanup.
10269 (Plugin_manager::should_defer_layout): New function.
10270 (Plugin_manager::add_deferred_layout_object): New function.
10271 (Plugin_manager::Deferred_layout_list): New type.
10272 (Plugin_manager::deferred_layout_objects_): New field.
10273 (Plugin_hook::do_plugin_hook): Remove.
10275 2008-12-17 Ian Lance Taylor <iant@google.com>
10277 * options.h (class General_options): Add --no case for
10280 2008-12-16 Cary Coutant <ccoutant@google.com>
10282 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10284 (Plugin_manager::claim_file): Create plugin object even if
10285 plugin did not call the add_symbols callback.
10286 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10287 asking for more symbols than were added.
10288 * testsuite/Makefile.am (plugin_test_1): Add test case with
10290 (empty.syms): New target.
10291 * testsuite/Makefile.in: Regenerate.
10292 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10293 message. Don't call add_symbols if no globals.
10294 (all_symbols_read_hook): Don't provide replacement for empty
10297 2008-12-12 Ian Lance Taylor <iant@google.com>
10299 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10300 r_type == 0 for a local symbol with r_sym == 0.
10301 (scan_relocatable_relocs): Pass r_sym to
10302 local_non_section_strategy.
10303 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10306 * configure.ac: Update test for TLS descriptors: they are
10307 supported as of glibc 2.9.
10308 * configure: Rebuild.
10310 2008-12-11 Ian Lance Taylor <iant@google.com>
10313 * target-reloc.h (Default_scan_relocatable_relocs): For each
10314 function, map r_type == 0 to RELOC_DISCARD.
10316 2008-12-10 Cary Coutant <ccoutant@google.com>
10318 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10319 object to override a kept COMDAT group from a plugin object.
10321 2008-12-09 Ian Lance Taylor <iant@google.com>
10324 * yyscript.y (file_cmd): Handle INPUT.
10326 * testsuite/initpri1.c: Change all declarations to be full
10327 prototypes by adding void, to avoid compiler warnings.
10329 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
10331 * options.cc (General_options::parse_plugin_opt): New.
10332 (General_options::add_plugin): The argument now is just the filename.
10333 (General_options::add_plugin_option): New.
10334 * options.h (plugin_opt): New.
10335 (add_plugin): Change argument name.
10336 (add_plugin_option): New.
10337 * plugin.cc (Plugin::load): Don't parse the plugin option.
10338 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10339 (Plugin::add_option): New.
10340 (Plugin::args_): Change type.
10341 (Plugin::filename_): New.
10342 (Plugin_manager::add_plugin_option): New.
10343 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10344 * testsuite/Makefile.in: Regenerate.
10346 2008-12-05 Cary Coutant <ccoutant@google.com>
10348 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10349 Handle --strip-lto-sections option.
10350 * options.h (strip_lto_sections): New option.
10352 2008-12-01 Cary Coutant <ccoutant@google.com>
10354 * plugin.cc (ld_plugin_message): Change format parameter to const.
10355 Fix mismatch between new[] and delete.
10357 2008-11-14 Cary Coutant <ccoutant@google.com>
10359 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10362 2008-11-05 Craig Silverstein <csilvers@google.com>
10364 * options.cc (General_options::parse_dynamic_list): New function.
10365 * options.h (General_options): New flags dynamic_list,
10366 dynamic_list_data, dynamic_list_cpp_new, and
10367 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10368 (General_options::in_dynamic_list): New function.
10369 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10370 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10371 (Lex::can_continue_name): Likewise.
10373 (read_script_file): New parameter script_options.
10374 (read_dynamic_list): New function.
10375 (Script_options::define_dynamic_list): New function.
10376 (dynamic_list_keyword_parsecodes): New variable.
10377 (dynamic_list_keywords): New variable.
10378 * script.h (Script_options::define_dynamic_list): New function
10380 (read_dynamic_list): New function prototype.
10381 * symtab.cc (strprefix): New macro.
10382 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10383 dynamic_list_data, dynamic_list_cpp_new, and
10384 dynamic_list_cpp_typeinfo.
10385 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10386 (dynamic_list_expr): New rule.
10387 (dynamic_list_nodes): Likewise.
10388 (dynamic_list_node): Likewise.
10389 * testsuite/Makefile.am (dynamic_list): New test.
10390 * testsuite/Makefile.in: Regenerated.
10391 * testsuite/dynamic_list.t: New file.
10392 * testsuite/dynamic_list.sh: New file.
10394 2008-11-05 Craig Silverstein <csilvers@google.com>
10396 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10397 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10398 (t11_last): Likewise.
10399 * testsuite/ver_test_6.c (main): Likewise.
10401 2008-10-07 Cary Coutant <ccoutant@google.com>
10403 * options.c (General_options::finalize): Add check for -static and
10405 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10408 2008-10-02 Cary Coutant <ccoutant@google.com>
10410 * plugin.cc (make_sized_plugin_object): Fix conditional
10411 compilation to work when not all targets are enabled.
10413 2008-09-29 Cary Coutant <ccoutant@google.com>
10415 * archive.cc (Archive::get_file_and_offset): Use filename instead
10416 of name to get library path.
10417 (Archive::include_member): Unlock external member of a thin archive.
10419 * testsuite/Makefile.am (TEST_AR): New variable.
10420 (thin_archive_test_1): New test.
10421 (thin_archive_test_2): New test.
10422 * testsuite/Makefile.in: Regenerate.
10423 * testsuite/thin_archive_main.cc: New file.
10424 * testsuite/thin_archive_test_1.cc: New file.
10425 * testsuite/thin_archive_test_2.cc: New file.
10426 * testsuite/thin_archive_test_3.cc: New file.
10427 * testsuite/thin_archive_test_4.cc: New file.
10429 2008-09-29 Cary Coutant <ccoutant@google.com>
10431 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10432 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10434 (Sized_relobj::do_finalize_local_symbols): Likewise.
10435 (Sized_relobj::map_to_kept_section): Likewise.
10436 * object.h (Sized_relobj::invalid_address): New constant.
10437 (Sized_relobj::do_output_section_offset): Check for invalid_address
10439 * output.cc (Output_reloc::local_section_offset): Use constant
10440 invalid_address instead of -1U.
10441 (Output_reloc::get_address): Likewise.
10442 (Output_section::output_address): Change -1U to -1ULL.
10443 * output.h (Output_reloc::invalid_address): New constant.
10444 * reloc.cc (Sized_relobj::write_sections): Use constant
10445 invalid_address instead of -1U.
10446 (Sized_relobj::relocate_sections): Likewise.
10447 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10448 values for merge sections.
10449 * target-reloc.h (relocate_for_relocatable): Use constant
10450 invalid_address instead of -1U.
10452 2008-09-19 Cary Coutant <ccoutant@google.com>
10454 Add plugin functionality for link-time optimization (LTO).
10455 * configure.ac (plugins): Add --enable-plugins option.
10456 * configure: Regenerate.
10457 * config.in: Regenerate.
10458 * Makefile.am (LIBDL): New variable.
10459 (CCFILES): Add plugin.cc.
10460 (HFILES): Add plugin.h.
10461 (ldadd_var): Add LIBDL.
10462 * Makefile.in: Regenerate.
10464 * archive.cc: Include "plugin.h".
10465 (Archive::setup): Don't preread archive symbols when using a plugin.
10466 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10467 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10469 (Archive::include_member): Add symbols from plugin objects.
10470 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10471 * descriptors.cc (Descriptors::open): Check for file descriptors
10472 abandoned by plugins.
10473 (Descriptors::claim_for_plugin): New function.
10474 * descriptors.h (Descriptors::claim_for_plugin): New function.
10475 (Open_descriptor::is_claimed): New field.
10476 (claim_descriptor_for_plugin): New function.
10477 * fileread.cc (File_read::claim_for_plugin): New function.
10478 * fileread.h (File_read::claim_for_plugin): New function.
10479 (File_read::descriptor): New function.
10480 * gold.cc: Include "plugin.h".
10481 (queue_initial_tasks): Add task to call plugin hooks for generating
10483 * main.cc: Include "plugin.h".
10484 (main): Load plugin libraries.
10485 * object.h (Pluginobj): Declare.
10486 (Object::pluginobj): New function.
10487 (Object::do_pluginobj): New function.
10488 (Object::set_target): New function.
10489 * options.cc: Include "plugin.h".
10490 (General_options::parse_plugin): New function.
10491 (General_options::General_options): Initialize plugins_ field.
10492 (General_options::add_plugin): New function.
10493 * options.h (Plugin_manager): Declare.
10494 (General_options): Add --plugin option.
10495 (General_options::has_plugins): New function.
10496 (General_options::plugins): New function.
10497 (General_options::add_plugin): New function.
10498 (General_options::plugins_): New field.
10499 * plugin.cc: New file.
10500 * plugin.h: New file.
10501 * readsyms.cc: Include "plugin.h".
10502 (Read_symbols::do_read_symbols): Check for archive before checking
10503 for ELF file. Call plugin hooks to claim files.
10504 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10505 from a real object file; force override when processing replacement
10507 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10508 (Symbol::init_base_object): Likewise.
10509 (Symbol::init_base_output_data): Likewise.
10510 (Symbol::init_base_output_segment): Likewise.
10511 (Symbol::init_base_constant): Likewise.
10512 (Symbol::init_base_undefined): Likewise.
10513 (Symbol::output_section): Assert that object is not a plugin.
10514 (Symbol_table::add_from_pluginobj): New function.
10515 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10517 (Symbol_table::sized_write_globals): Likewise.
10518 (Symbol_table::add_from_pluginobj): Instantiate template.
10519 * symtab.h (Sized_pluginobj): Declare.
10520 (Symbol::in_real_elf): New function.
10521 (Symbol::set_in_real_elf): New function.
10522 (Symbol::in_real_elf_): New field.
10523 (Symbol_table::add_from_pluginobj): New function.
10525 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10526 (LIBDL): New variable.
10527 (LDADD): Add LIBDL.
10528 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10529 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10530 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10531 (MOSTLYCLEANFILES): Likewise.
10532 * testsuite/Makefile.in: Regenerate.
10533 * testsuite/plugin_test.c: New file.
10534 * testsuite/plugin_test_1.sh: New file.
10535 * testsuite/plugin_test_2.sh: New file.
10537 2008-09-16 Ian Lance Taylor <iant@google.com>
10539 * target-reloc.h (relocate_section): Check whether a symbol is
10540 defined by the ABI before reporting an undefined symbol error.
10541 * target.h (Target::is_defined_by_abi): Make parameter const.
10542 (Target::do_is_defined_by_abi): Likewise.
10543 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10544 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10545 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10546 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10547 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10548 * testsuite/Makefile.in: Rebuild.
10550 * fileread.cc (make_view): Add casts to avoid warning.
10552 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10554 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10555 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10557 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10559 * options.h (General_options::output_is_executable): New.
10560 (General_options::output_is_pie): New.
10561 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10562 for shared libraries.
10563 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10565 2008-09-11 Chris Demetriou <cgd@google.com>
10567 * options.h (origin): New -z option.
10568 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10569 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10572 2008-09-05 Cary Coutant <ccoutant@google.com>
10574 * fileread.cc (File_read::make_view): Add check for attempt to map
10575 beyond end of file.
10577 2008-09-05 Cary Coutant <ccoutant@google.com>
10579 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10580 explicit instantiations.
10582 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10585 * options.cc (General_options::finalize): Allow undefined symbols
10586 in shlibs if linking -shared.
10589 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10590 symbols as not needing a dynsym entry.
10592 2008-08-20 Craig Silverstein <csilvers@google.com>
10594 * fileread.cc (File_read::open): Do not lock the file unless it
10595 was successfully opened.
10597 2008-08-14 Cary Coutant <ccoutant@google.com>
10599 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10600 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10601 * testsuite/tls_test.cc (struct int128): 128-bit struct
10602 for testing TLS relocs with non-zero addend.
10603 (v12): New TLS variable.
10605 (t_last): Add check for v12.
10606 * testsuite/tls_test.h (t12): New function.
10607 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10609 2008-08-13 Ian Lance Taylor <iant@google.com>
10611 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10612 set tls_segment_ or relro_segment_.
10613 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10615 * output.h (Output_section::clear_is_relro): New function.
10616 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10617 sections specially even when output_data_ is empty.
10618 (Output_segment::maximum_alignment): When first section is relro,
10619 only force alignment for PT_LOAD segments.
10620 * script.cc (script_data_segment_align): New function.
10621 (script_data_segment_relro_end): New function.
10622 * script-c.h (script_data_segment_align): Declare.
10623 (script_data_segment_relro_end): Declare.
10624 * script-sections.h (class Script_sections): Declare
10625 data_segment_align and data_segment_relro_end. Add fields
10626 segment_align_index_ and saw_relro_end_.
10627 * script-sections.cc (class Sections_element): Add set_is_relro
10628 virtual function. Add new bool* parameter to place_orphan_here.
10629 Add get_output_section virtual function.
10630 (class Output_section_definition): Add set_is_relro. Add new
10631 bool* parameter to place_orphan_here. Add get_output_section.
10632 Add is_relro_ field.
10633 (Output_section_definition::Output_section_definition): Initialize
10634 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10635 and is_relro_ fields.
10636 (Output_section_definition::place_orphan_here): Add is_relro
10638 (Output_section_definition::set_section_addresses): Set relro for
10640 (Output_section_definition::alternate_constraint): Likewise.
10641 (class Orphan_output_section): Add new bool* parameter to
10642 place_orphan_here. Add get_output_section.
10643 (Orphan_output_section::place_orphan_here): Add is_relro
10645 (Script_sections::Script_sections): Initialize
10646 data_segment_align_index_ and saw_relro_end_.
10647 (Script_sections::data_segment_align): New function.
10648 (Script_sections::data_segment_relro_end): New function.
10649 (Script_sections::place_orphan): Set or clear is_relro.
10650 (Script_sections::set_section_addresses): Force alignment of first
10652 * yyscript.y (exp): Call script_data_segment_align and
10653 script_data_segment_relro_end.
10654 * testsuite/relro_script_test.t: New file.
10655 * testsuite/relro_test.cc (using_script): Declare.
10656 (t1, t2): Test using_script.
10657 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10658 (relro_script_test_SOURCES): Define.
10659 (relro_script_test_DEPENDENCIES): Define.
10660 (relro_script_test_LDFLAGS): Define.
10661 (relro_script_test_LDADD): Define.
10662 (relro_script_test.so): New target.
10663 * testsuite/Makefile.in: Rebuild.
10665 2008-08-06 Cary Coutant <ccoutant@google.com>
10667 * archive.cc (Archive::total_archives, Archive::total_members)
10668 (Archive::total_members_loaded): New variables.
10669 (Archive::setup): Add parameter. Add option to preread
10671 (Archive::read_armap): Add counter.
10672 (Archive::get_file_and_offset): New function.
10673 (Archive::get_elf_object_for_member): New function.
10674 (Archive::read_all_symbols): New function.
10675 (Archive::read_symbols): New function.
10676 (Archive::add_symbols): Add counters.
10677 (Archive::include_all_members): Use armap to find members if it's
10679 (Archive::include_member): Skip reading symbols if already read.
10680 Factored code into Archive::get_file_and_offset and
10681 Archive::get_elf_object_for_member. Changed call to
10682 Mapfile::report_include_archive_member.
10683 (Archive::print_stats): New function.
10684 * archive.h: Declare Object and Read_symbols_data classes.
10685 (Archive::Archive): Add initializers for new members.
10686 (Archive::setup): Add parameter.
10687 (Archive::print_stats): New function.
10688 (Archive::total_archives, Archive::total_members)
10689 (Archive::total_members_loaded): New variables.
10690 (Archive::get_file_and_offset): New function.
10691 (Archive::get_elf_object_for_member): New function.
10692 (Archive::read_all_symbols): New function.
10693 (Archive::read_symbols): New function.
10694 (Archive::Archive_member): New class.
10695 (Archive::members_): New member.
10696 (Archive::num_members_): New member.
10697 * main.cc: Include archive.h.
10698 (main): Call Archive::print_stats.
10699 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10700 archive parameter; member_name is now the fully-decorated name.
10701 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10702 * options.h: (General_options): Add --preread-archive-symbols option.
10703 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10706 2008-08-04 Ian Lance Taylor <iant@google.com>
10708 * symtab.h (Symbol::use_plt_offset): New function.
10709 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10710 * powerpc.cc (Relocate::relocate): Likewise.
10711 * sparc.cc (Relocate::relocate): Likewise.
10712 * x86_64.cc (Relocate::relocate): Likewise.
10713 * testsuite/weak_plt.sh: New test.
10714 * testsuite/weak_plt_main.cc: New test.
10715 * testsuite/weak_plt_shared.cc: New test.
10716 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10717 (check_PROGRAMS): Add weak_plt.
10718 (check_DATA): Add weak_plt_shared.so.
10719 (weak_plt_main_pic.o, weak_plt): New targets.
10720 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10721 * testsuite/Makefile.in: Rebuild.
10723 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10725 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10726 * testsuite/Makefile.in: Rebuild.
10728 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10730 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10731 * Makefile.in: Regenerate.
10732 * po/POTFILES.in: Regenerate.
10734 2008-07-29 Ian Lance Taylor <iant@google.com>
10736 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10737 symbols before other symbols.
10738 * testsuite/script_test_2.cc (test_addr): Declare.
10739 (test_addr_alias): Declare.
10740 (main): Check that test_addr and test_addr_alias have the right
10742 * testsuite/script_test_2.t: Define test_addr_alias and
10745 2008-07-24 Ian Lance Taylor <iant@google.com>
10748 * descriptors.cc: New file.
10749 * descriptors.h: New file.
10750 * gold-threads.h (class Hold_optional_lock): New class.
10751 * fileread.cc: Include "descriptors.h".
10752 (File_read::~File_read): Release descriptor rather than closing
10754 (File_read::open) [file]: Call open_descriptor rather than open.
10755 Set is_descriptor_opened_.
10756 (File_read::open) [memory]: Assert that descriptor is not open.
10757 (File_read::reopen_descriptor): New function.
10758 (File_read::release): Release descriptor.
10759 (File_read::do_read): Make non-const. Reopen descriptor.
10760 (File_read::read): Make non-const.
10761 (File_read::make_view): Reopen descriptor.
10762 (File_read::do_readv): Likewise.
10763 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10764 Update declarations.
10765 * layout.cc: Include "descriptors.h".
10766 (Layout::create_build_id): Use open_descriptor rather than open.
10767 * output.cc: Include "descriptors.h".
10768 (Output_file::open): Use open_descriptor rather than open.
10769 * archive.cc (Archive::const_iterator): Change Archive to be
10771 (Archive::begin, Archive::end): Make non-const.
10772 (Archive::count_members): Likewise.
10773 * archive.h (class Archive): Update declarations.
10774 * object.h (Object::read): Make non-const.
10775 * Makefile.am (CCFILES): Add descriptors.cc.
10776 (HFILES): Add descriptors.h.
10777 * Makefile.in: Rebuild.
10780 * gold.h: Always include <clocale>. Add Solaris workarounds
10781 following code in binutils/sysdep.h.
10784 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10785 this->eh_frame_hdr_ is NULL before using it.
10787 * dynobj.cc (Versions::Versions): Update comment.
10789 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10790 the base version name.
10792 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10793 array size plus one.
10794 (Stringpool_template::set_string_offsets): Subtract one from key
10795 before using it as an array index.
10796 (Stringpool_template::get_offset_with_length): Likewise.
10797 (Stringpool_template::write_to_buffer): Likewise.
10798 * stringpool.h (Stringpool_template::get_offset_from_key):
10801 2008-07-23 Ian Lance Taylor <iant@google.com>
10804 * object.h (Merged_symbol_value::value): Do our best to handle a
10808 * script.cc (Version_script_info::get_versions): Don't add empty
10809 version tag to return value.
10810 (Version_script_info::get_symbol_version_helper): Change return
10811 type to bool. Add pversion parameter. Change all callers.
10812 (script_register_vers_node): Don't require a non-NULL tag.
10813 * script.h (class Version_script_info): Update declarations.
10814 (Version_script_info::get_symbol_version): Change return type to
10815 bool. Add version parameter. Change all callers.
10816 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10817 handling. Handle an empty version from a version script.
10818 (Symbol_table::define_special_symbol): Likewise.
10819 * testsuite/ver_test_10.script: New file.
10820 * testsuite/ver_test_10.sh: New file.
10821 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10822 (check_DATA): Add ver_test_10.syms.
10823 (ver_test_10.syms, ver_test_10.so): New target.
10824 * testsuite/Makefile.in: Rebuild.
10826 2008-07-23 Simon Baldwin <simonb@google.com>
10828 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10829 to zero for undefined symbols from dynamic libraries.
10831 2008-07-23 Ian Lance Taylor <iant@google.com>
10833 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10834 Change all callers.
10835 * symtab.h (class Symbol_table): Update declaration.
10836 * testsuite/ver_test_9.cc: New file.
10837 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10838 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10839 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10840 (ver_test_9.so, ver_test_9.o): New targets.
10841 * testsuite/Makefile.in: Rebuild.
10843 2008-07-22 Ian Lance Taylor <iant@google.com>
10845 * options.h (class General_options): Define --check-sections.
10846 * layout.cc (Layout::set_segment_offsets): Handle
10849 * options.h (class General_options): Define -n/--nmagic and
10851 * options.cc (General_options::finalize): For -n/--nmagic or
10852 -N/--omagic, set -static.
10853 * layout.cc (Layout::attach_allocated_section_to_segment): If
10854 -N/--omagic, don't put read-only and read-write sections in
10855 different segments.
10856 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10857 finding a read-only segment.
10858 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10859 don't set the minimum segment alignment to the common page size,
10860 and don't set the file offset to the address modulo the page size.
10861 * script-sections.cc (Script_sections::create_segments): If
10862 -n/--omagic, don't put read-only and read-write sections in
10863 different segments.
10865 * cref.cc: New file.
10866 * cref.h: New file.
10867 * options.h (class General_options): Add --print-symbol-counts.
10868 * main.cc (main): Issue defined symbol report if requested.
10869 * archive.cc (Archive::interpret_header): Make into a const member
10871 (Archive::add_symbols): Call Input_objects::archive_start and
10873 (Archive::const_iterator): Define new class.
10874 (Archive::begin, Archive::end): New functions.
10875 (Archive::include_all_members): Rewrite to use iterator.
10876 (Archive::count_members): New function.
10877 * archive.h (class Archive): Update declarations.
10878 (Archive::filename): New function.
10879 * object.cc: Include "cref.h".
10880 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10881 (Sized_relobj::do_get_global_symbol_counts): New function.
10882 (Input_objects::add_object): Add object to cross-referencer.
10883 (Input_objects::archive_start): New function.
10884 (Input_objects::archive_stop): New function.
10885 (Input_objects::print_symbol_counts): New function.
10886 * object.h: Declare Cref and Archive.
10887 (Object::get_global_symbol_counts): New function.
10888 (Object::do_get_global_symbol_counts): New pure virtual function.
10889 (class Sized_relobj): Add defined_count_ field. Update
10891 (class Input_objects): Add cref_ field. Update constructor.
10892 Update declarations.
10893 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10895 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10897 (Sized_dynobj::do_get_global_symbol_counts): New function.
10898 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10899 defined_count_. Update declarations. Define Symbols typedef.
10900 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10901 parameter. Change all callers.
10902 (Symbol_table::add_from_dynobj): Add sympointers and defined
10903 parameters. Change all callers.
10904 * symtab.h (class Symbol_table): Update declarations.
10905 * Makefile.am (CCFILES): Add cref.cc.
10906 (HFILES): Add cref.h.
10907 * Makefile.in: Rebuild.
10909 2008-07-22 Simon Baldwin <simonb@google.com>
10911 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10912 to zero when writing undefined symbols.
10914 2008-07-22 Ian Lance Taylor <iant@google.com>
10916 * output.cc (Output_section::add_input_section): Don't try to
10917 merge empty merge sections.
10919 2008-07-21 Craig Silverstein <csilvers@google.com>
10921 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10922 Include symbol version in error message.
10924 2008-07-20 Chris Demetriou <cgd@google.com>
10926 * configure.ac (gold_cv_c_random_seed): New configured variable.
10927 (RANDOM_SEED_CFLAGS): New substituted variable.
10928 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10929 * configure: Rebuild.
10930 * Makefile.in: Likewise.
10931 * testsuite/Makefile.in: Likewise.
10933 2008-07-18 Ian Lance Taylor <iant@google.com>
10935 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10936 where we see NAME/NULL and NAME/VERSION as separate symbols.
10937 * testsuite/ver_test_main.cc (main): Call t4.
10938 (t4, t4_2a): Define.
10939 * testsuite/ver_test_2.cc (t4_2): Define.
10940 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10941 * testsuite/ver_test_4.cc (t4_2a): Define.
10942 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10943 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10945 2008-07-17 Ian Lance Taylor <iant@google.com>
10947 * dynobj.cc (Versions::add_def): If we give an error about a
10948 missing version, go ahead and create the version anyhow.
10950 2008-07-10 Ian Lance Taylor <iant@google.com>
10952 Handle output sections with more than 0x7fffffff bytes.
10953 * object.h (class Relobj): Change map_to_output_ to
10954 output_sections_, and just keep a section pointer. Change all
10955 uses. Move comdat group support to Sized_relobj.
10956 (Relobj::is_section_specially_mapped): Remove.
10957 (Relobj::output_section): Remove poff parameter. Change all
10959 (Relobj::output_section_offset): New function.
10960 (Relobj::set_section_offset): Rewrite.
10961 (Relobj::map_to_output): Remove.
10962 (Relobj::output_sections): New function.
10963 (Relobj::do_output_section_offset): New pure virtual function.
10964 (Relobj::do_set_section_offset): Likewise.
10965 (class Sized_relobj): Add section_offsets_ field. Add comdat
10966 group support from Relobj. Update declarations.
10967 (Sized_relobj::get_output_section_offset): New function.
10968 (Sized_relobj::do_output_section_offset): New function.
10969 (Sized_relobj::do_set_section_offset): New function.
10970 * object.cc (Relobj::output_section_address): Remove.
10971 (Sized_relobj::Sized_relobj): Initialize new fields.
10972 (Sized_relobj::include_section_group): Cast find_kept_object to
10974 (Sized_relobj::include_linkonce_section): Likewise.
10975 (Sized_relobj::do_layout): Use separate arrays for output section
10977 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10979 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10980 output_sections and section_offsets.
10981 (Sized_relobj::write_local_symbols): Likewise.
10982 (map_to_kept_section): Compute output address directly.
10983 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10984 output_sections and section_offsets.
10985 (Sized_relobj::write_sections): Likewise.
10986 (Sized_relobj::relocate_sections): Likewise.
10987 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10988 * output.h (class Output_reloc): Update declarations. Change
10989 u2_.relobj to Sized_relobj*.
10990 (class Output_data_reloc): Change add functions to use
10992 * output.cc (Output_reloc::Output_reloc): Change relobj to
10994 (Output_reloc::local_section_offset): Change return type to
10995 Elf_Addr. Use get_output_section_offset.
10996 (Output_reloc::get_address): Likewise.
10997 (Output_section::is_input_address_mapped): Don't call
10998 is_section_specially_mapped.
10999 (Output_section::output_offset): Likewise.
11000 (Output_section::output_address): Likewise.
11001 (Output_section::starting_output_address): Likewise.
11002 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
11003 parameter to Sized_relobj*.
11004 (Copy_relocs::need_copy_reloc): Likewise.
11005 (Copy_relocs::save): Likewise.
11006 * copy-relocs.h (class Copy_relocs): Update declarations.
11007 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
11008 Sized_relobj*. Change relobj_ field to Sized_relobj*.
11009 * target-reloc.h (relocate_for_relocatable): Change
11010 offset_in_output_section type to Elf_Addr. Change code that uses
11012 * layout.cc (Layout::layout): Always set *off.
11013 * mapfile.cc (Mapfile::print_input_section): Use
11014 output_section_offset.
11015 * i386.cc (Target_i386::copy_reloc): Change object parameter to
11017 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
11018 * sparc.cc (Target_sparc::copy_reloc): Likewise.
11019 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
11021 2008-07-03 Ian Lance Taylor <iant@google.com>
11023 * layout.cc (Layout::include_section): Do not discard unrecognized
11024 SHT_STRTAB sections.
11026 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
11028 * script.cc (Lex::can_continue_name): Make '?' allowable in
11029 version-script names.
11030 * testsuite/version_script.map: Change glob pattern to use '?'
11032 2008-06-30 Manish Singh <yosh@gimp.org>
11035 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
11038 2008-06-30 Ian Lance Taylor <iant@google.com>
11042 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
11043 versions]: Don't try to read the value in the contents, since we
11044 don't use it. Use the template endianness when writing.
11046 2008-06-25 Cary Coutant <ccoutant@google.com>
11048 * fileread.cc (File_read::make_view): Assert on zero-length view.
11049 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
11050 symbol table when there are no symbols to read.
11052 2008-06-23 Craig Silverstein <csilvers@google.com>
11054 * version.cc (version_string): Bump to 1.7
11056 2008-06-18 Craig Silverstein <csilvers@google.com>
11058 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
11059 constant 0xFFFF to type Valtype.
11060 (Powerpc_relocate_functions::rel16_ha): Likewise.
11062 2008-06-17 Ian Lance Taylor <iant@google.com>
11064 * output.h (Output_section::Input_section): Initialize p2align_ to
11065 zero for Output_section_data constructors.
11066 (Output_section::Input_section::addralign): If not an input
11067 section, return the alignment of the Output_section_data.
11068 * testsuite/copy_test.cc: New file.
11069 * testsuite/copy_test_1.cc: New file.
11070 * testsuite/copy_test_2.cc: New file.
11071 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
11072 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
11073 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
11074 (copy_test_1_pic.o, copy_test_1.so): New targets.
11075 (copy_test_2_pic.o, copy_test_2.so): New targets.
11076 * testsuite/Makefile.in: Rebuild.
11078 * script-sections.cc (Script_sections::place_orphan): Initialize
11079 local variable exact.
11081 2008-06-13 David Edelsohn <edelsohn@gnu.org>
11083 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
11085 2008-06-12 David Edelsohn <edelsohn@gnu.org>
11086 David S. Miller <davem@davemloft.net>
11088 * powerpc.cc: New file.
11089 * Makefile.am (TARGETSOURCES): Add powerpc.cc
11090 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
11091 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
11092 * Makefile.in: Rebuild.
11094 2008-06-09 Ian Lance Taylor <iant@google.com>
11096 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
11098 (throwing, orig_terminate): New static variables.
11099 (terminate_handler): New static function.
11100 (t2): Set terminate handler.
11102 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
11105 * binary.cc (Binary_to_elf::sized_convert): Fix .data
11108 2008-05-30 Cary Coutant <ccoutant@google.com>
11110 * archive.cc (Archive::include_all_members) Correct to step
11111 over symbol table and extended name table in thin archives.
11113 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
11116 * target-reloc.h (relocate_for_relocatable): Fix new_offset
11119 2008-05-28 Caleb Howe <cshowe@google.com>
11121 * reduced_debug_output.cc: New file.
11122 * reduced_debug_output.h: New file.
11123 * options.h (class General_options): Add --strip-debug-non-line.
11124 * options.cc (General_options::finalize): Add strip_debug_non_line
11125 to the strip heirarchy.
11126 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
11128 * layout.cc: Include "reduced_debug_output.h".
11129 (Layout::Layout): Initialize new fields.
11130 (line_only_debug_sections): New static array.
11131 (is_lines_only_debug_sections): New static inline function.
11132 (Layout::include_section): Handle --strip-debug-non-line.
11133 (Layout::make_output_section): If --strip-debug-non-line, build
11134 new output sections for .debug_abbrev and .debug_info.
11135 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
11136 gold. Warn about possible overflow.
11137 (read_signed_LEB_128): Likewise.
11138 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
11139 (read_signed_LEB_128): Declare.
11140 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
11141 (HFILES): Add reduced_debug_output.h.
11142 * Makefile.in: Rebuild.
11144 2008-05-21 Ian Lance Taylor <iant@google.com>
11146 * mapfile.cc: New file.
11147 * mapfile.h: New file.
11148 * options.h (class General_options): Add -M/--print-map and -Map.
11149 * options.cc (General_options::finalize): Make -M equivalent to
11151 * main.cc: Include <cstdio> and "mapfile.h".
11152 (main): Open mapfile if requested.
11153 * gold.cc (class Middle_runner): Add mapfile_ field. Update
11154 constructor. Change caller.
11155 (queue_initial_tasks): Add mapfile parameter. Change caller.
11156 (queue_middle_tasks): Likewise.
11157 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
11159 * archive.cc: Include "mapfile.h".
11160 (Archive::add_symbols): Add mapfile parameter. Change all
11161 callers. Pass mapfile, symbol, and reason to include_member.
11162 (Archive::include_all_members): Add mapfile parameter. Change all
11164 (Archive::include_member): Add mapfile, sym, and why parameters.
11165 Change all callers. Report inclusion to map file.
11166 * archive.h: Include "fileread.h".
11167 (class Archive): Update declarations.
11168 (Archive::file): New const method.
11169 (class Add_archive_symbols): Add mapfile_ field. Update
11170 constructor. Change all callers.
11171 * readsyms.h (class Read_symbols): Likewise.
11172 (class Finish_group): Likewise.
11173 (class Read_script): Likewise.
11174 * common.cc: Include "mapfile.h".
11175 (Symbol_table::allocate_commons): Add mapfile parameter. Change
11177 (Symbol_table::do_allocate_commons): Likewise.
11178 (Symbol_table::do_allocate_commons_list): Likewise. Report common
11179 symbol allocation to mapfile.
11180 * common.h (class Allocate_commons_task): Add mapfile_ field.
11181 Update constructor. Change all callers.
11182 * symtab.h (class Symbol_table): Update declarations.
11183 * layout.cc: Include "mapfile.h".
11184 (Layout_task_runner::run): Print information to mapfile.
11185 (Layout::create_gold_note): Change Output_data_fixed_space to
11186 Output_data_zero_fill.
11187 (Layout::create_build_id): Likewise.
11188 (Layout::print_to_mapfile): New function.
11189 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
11190 constructor. Change caller.
11191 (class Layout): Declare print_to_mapfile.
11192 * output.cc (Output_section::Input_section::print_to_mapfile): New
11194 (Output_section::add_input_section): If producing a map, always
11195 add to input_sections_ list.
11196 (Output_section::do_print_to_mapfile): New function.
11197 (Output_segment::print_sections_to_mapfile): New function.
11198 (Output_segment::print_section_list_to_mapfile): New function.
11199 * output.h: Include "mapfile.h".
11200 (Output_data::print_to_mapfile): New function.
11201 (Output_data::do_print_to_mapfile): New virtual function.
11202 (Output_segment_headers::do_print_to_mapfile): New function.
11203 (Output_file_header::do_print_to_mapfile): New function.
11204 (Output_data_const::do_print_to_mapfile): New function.
11205 (class Output_data_const_buffer): Add map_name_ field. Update
11206 constructor. Change all callers. Add do_print_to_mapfile
11208 (class Output_data_fixed_space): Likewise.
11209 (class Output_data_space): Likewise.
11210 (class Output_data_zero_fill): New class.
11211 (Output_data_strtab::do_print_to_mapfile): New function.
11212 (Output_data_reloc_base::do_print_to_mapfile): New function.
11213 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11214 (Output_data_group::do_print_to_mapfile): New function.
11215 (Output_data_got::do_print_to_mapfile): New function.
11216 (Output_data_dynamic::do_print_to_mapfile): New function.
11217 (Output_symtab_xindex::do_print_to_mapfile): New function.
11218 (class Output_section): Declare do_print_to_mapflie. Declare
11219 print_to_mapfile in Input_section.
11220 (class Output_segment): Declare new functions.
11221 * object.h (Sized_relobj::symbol_count): New function.
11222 * script-sections.cc
11223 (Output_section_element_dot_assignment::set_section_addresses):
11224 Change Output_data_fixed_space to Output_data_zero_fill.
11225 (Output_data_expression::do_print_to_mapfile): New function.
11226 * script.cc (read_input_script): Add mapfile parameter. Change
11228 * script.h (read_input_script): Update declaration.
11229 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11230 (Eh_frame::do_print_to_mapfile): New function.
11231 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11232 (Output_merge_string::do_print_to_mapfile): New function.
11233 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11235 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11237 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11239 * Makefile.am (CCFILES): Add mapfile.cc.
11240 (HFILES): Add mapfile.h.
11241 * Makefile.in: Rebuild.
11243 2008-05-19 Ian Lance Taylor <iant@google.com>
11245 * options.h (class General_options): Add -z relro.
11246 * layout.cc (Layout::Layout): Initialize relro_segment_.
11247 (Layout::add_output_section_data): Return the output section.
11248 (Layout::make_output_section): Rcognize relro sections and mark
11249 them appropriately.
11250 (Layout::attach_allocated_section_to_segment): Put relro sections
11251 in a PT_GNU_RELRO segment.
11252 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11254 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11256 (Layout::linkonce_mapping): Map d.rel.ro.local to
11257 .data.rel.ro.local.
11258 (Layout::output_section_name): Us .data.rel.ro.local for any
11259 section which begins with that.
11260 * layout.h (class Layout): Update add_output_section_data
11261 declaration. Add relro_segment_ field.
11262 * output.cc (Output_section::Output_section): Initialize is_relro_
11263 and is_relro_local_ fields.
11264 (Output_segment::add_output_section): Group relro sections.
11265 (Output_segment::is_first_section_relro): New function.
11266 (Output_segment::maximum_alignment): If there is a relro section,
11267 align the segment to the common page size.
11268 (Output_segment::set_section_addresses): Track whether we are
11269 looking at relro sections. If the last section is a relro
11270 section, align to the common page size.
11271 (Output_segment::set_section_list_addresses): Add in_relro
11272 parameter. Change all callers. Align to the page size when
11273 moving from relro to non-relro section.
11274 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11276 * output.h (class Output_section): Add is_relro_ and
11277 is_relro_local_ fields.
11278 (Output_section::is_relro): New function.
11279 (Output_section::set_is_relro): New function.
11280 (Output_section::is_relro_local): New function.
11281 (Output_section::set_is_relro_local): New function.
11282 (class Output_segment): Update declarations.
11283 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11284 * sparc.cc (Target_sparc::got_section): Likewise.
11285 * x86_64.cc (Target_x86_64::got_section): Likewise.
11286 * testsuite/relro_test_main.cc: New file.
11287 * testsuite/relro_test.cc: New file.
11288 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11289 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11290 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11291 (relro_test.so, relro_test_pic.o): New targets.
11292 * testsuite/Makefile.in: Rebuild.
11294 2008-05-16 Ian Lance Taylor <iant@google.com>
11296 * output.cc (Output_segment::add_output_section): Remove front
11298 * output.h (class Output_segment): Remove
11299 add_initial_output_section and overloaded add_output_section.
11300 Update declaration of remaining add_output_section.
11301 * layout.cc (Layout::create_interp): Call add_output_section
11302 rather than add_initial_output_section.
11303 (Layout::finish_dynamic_section): Likewise.
11305 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11306 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11307 know the dynamic type.
11308 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11309 field. Initialize it in constructor.
11310 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11311 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11312 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11315 * output.cc (Output_reloc::get_address): Change return type to
11317 * output.h (class Output_reloc): Update get_address declaration.
11318 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11319 for section addresses.
11321 2008-05-09 Ian Lance Taylor <iant@google.com>
11324 * gold.cc (gold_nomem): Use return value of write.
11326 2008-05-08 Ian Lance Taylor <iant@google.com>
11328 * symtab.c (Symbol::init_base_output_data): Add version
11329 parameter. Change all callers.
11330 (Symbol::init_base_output_segment): Likewise.
11331 (Symbol::init_base_constant): Likewise.
11332 (Symbol::init_base_undefined): Likewise.
11333 (Sized_symbol::init_output_data): Likewise.
11334 (Sized_symbol::init_output_segment): Likewise.
11335 (Sized_symbol::init_constant): Likewise.
11336 (Sized_symbol::init_undefined): Likewise.
11337 (Symbol_table::do_define_in_output_data): If the new symbol has a
11338 version, mark it as the default.
11339 (Symbol_table::do_define_in_output_segment): Likewise.
11340 (Symbol_table::do_define_as_constant): Likewise.
11341 * symtab.h (class Symbol): Update declarations.
11342 (class Sized_symbol): Likewise.
11343 * resolve.cc (Symbol::override_version): New function.
11344 (Symbol::override_base): Call override_version.
11345 (Symbol::override_base_with_special): Likewise.
11346 * testsuite/ver_script_8.script: New file.
11347 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11348 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11349 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11350 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11352 2008-05-06 Ian Lance Taylor <iant@google.com>
11355 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11357 (class General_options): Remove existing --undefined, and add
11358 --no-undefined instead. Add new --undefined as synonym for -u.
11359 * archive.cc (Archive::add_symbols): Check whether symbol was
11361 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11362 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11363 all uses. Add IS_UNDEFINED. Update declarations to split
11364 different versions of init_base. Declare init_base_undefined.
11365 (Symbol::is_defined): Handle IS_UNDEFINED.
11366 (Symbol::is_undefined): Likewise.
11367 (Symbol::is_weak_undefined): Call is_undefined.
11368 (Symbol::is_absolute): Handle IS_CONSTANT.
11369 (class Sized_symbol): Update declarations to split different
11370 versions of init. Declare init_undefined.
11371 (class Symbol_table): Declare new functions.
11372 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11373 Change all callers.
11374 (Symbol::init_base_output_data): Likewise.
11375 (Symbol::init_base_output_segment): Likewise.
11376 (Symbol::init_base_constant): Likewise.
11377 (Symbol::init_base_undefined): New function.
11378 (Sized_symbol::init_object): Rename from init. Change all
11380 (Sized_symbol::init_output_data): Likewise.
11381 (Sized_symbol::init_output_segment): Likewise.
11382 (Sized_symbol::init_constant): Likewise.
11383 (Sized_symbol::init_undefined): New function.
11384 (Symbol_table::add_undefined_symbols_from_command_line): New
11386 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11388 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11389 (Symbol::output_section): Likewise.
11390 (Symbol::set_output_section): Likewise.
11391 (Symbol_table::sized_finalize_symbol): Likewise.
11392 (Symbol_table::sized_write_globals): Likewise.
11393 * resolve.cc (Symbol_table::should_override): Likewise.
11394 (Symbol::override_base_with_special): Likewise.
11396 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11397 symbol, change it to have default visibility.
11398 * testsuite/protected_1.cc: New file.
11399 * testsuite/protected_2.cc: New file.
11400 * testsuite/protected_3.cc: New file.
11401 * testsuite/protected_main_1.cc: New file.
11402 * testsuite/protected_main_2.cc: New file.
11403 * testsuite/protected_main_3.cc: New file.
11404 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11405 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11406 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11407 (protected_1.so): New target.
11408 (protected_1_pic.o, protected_2_pic.o): New targets.
11409 (protected_3_pic.o): New target.
11410 (check_PROGRAMS): Add protected_2.
11411 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11412 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11413 * testsuite/Makefile.in: Rebuild.
11415 * options.h (DEFINE_var): Add set_user_set_##varname__.
11416 (DEFINE_bool_alias): New macro.
11417 (class General_options): Define -Bstatic using DEFINE_bool_alias
11418 rather than DEFINE_special. Add --undefined as an alias for -z
11420 * options.cc (General_options::parse_Bstatic): Remove.
11422 * options.h (class General_options): Add --fatal-warnings.
11423 * main.cc (main): Implement --fatal-warnings.
11424 * errors.h (Errors::warning_count): New function.
11426 * options.h (class General_options): Add -Bsymbolic-functions.
11427 * symtab.h (Symbol::is_preemptible): Check for
11428 -Bsymbolic-functions.
11430 2008-05-05 Ian Lance Taylor <iant@google.com>
11432 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11433 as noVARNAME rather than no-VARNAME.
11434 (class General_options): Add option -z combreloc.
11435 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11437 (Output_reloc::sort_before) [SHT_REL]: New function.
11438 (Output_reloc::sort_before) [SHT_RELA]: New function.
11439 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11440 Sort_relocs_comparison.
11441 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11442 parameter. Change all callers.
11443 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11444 sort_relocs parameter. Change all callers.
11445 * output.cc (Output_reloc::get_address): New function, broken out
11447 (Output_reloc::write_rel): Call it.
11448 (Output_reloc::compare): New function.
11449 (Output_data_reloc_base::do_write): Optionally sort relocs.
11451 * configure.ac: If targ_extra_obj is set, link it in.
11452 * configure.tgt: Initialize all variables.
11453 (x86_64*): Set targ_extra_obj and targ_extra_size.
11454 * configure: Rebuild.
11456 * object.cc (Sized_relobj::include_section_group): Adjust section
11457 indexes read from group data. Build vector to pass to
11459 * layout.cc (Layout::layout_group): Add flags and shndxes
11460 parameters. Remove contents parameter. Change caller. Update
11461 explicit instantiations.
11462 * layout.h (class Layout): Update layout_group declaration.
11463 * output.cc (Output_data_group::Output_data_group): Add flags and
11464 input_shndxes parameters. Remove contents parameter. Change
11466 (Output_data_group::do_write): Change input_sections_ to
11468 * output.h (class Output_data_group): Update constructor
11469 declaration. Rename input_sections_ to input_shndxes_.
11470 * testsuite/many_sections_test.cc: Add template.
11472 2008-04-30 Cary Coutant <ccoutant@google.com>
11474 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11476 * layout.cc (Layout::include_section): Refactored check for debug
11478 (Layout::add_comdat): Add new parameters. Change type
11479 of signature parameter. Add object and shndx to signatures table.
11480 (Layout::find_kept_object): New function.
11481 * layout.h: Include <cstring>.
11482 (Layout::is_debug_info_section): New function.
11483 (Layout::add_comdat): Add new parameters.
11484 (Layout::find_kept_object): New function.
11485 (Layout::Kept_section): New struct.
11486 (Layout::Signatures): Change type of map range.
11487 * object.cc (Relobj::output_section_address): New function.
11488 (Sized_relobj::include_section_group): Add new parameters. Change
11489 calls to Layout::add_comdat. Change to build table of kept comdat
11490 groups and table mapping discarded sections to kept sections.
11491 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11492 (Sized_relobj::do_layout): Change calls to include_section_group and
11493 include_linkonce_section.
11494 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11495 value to zero when section is discarded.
11496 (Sized_relobj::map_to_kept_section): New function.
11497 * object.h (Relobj::output_section_address): New function.
11498 (Relobj::Comdat_group): New type.
11499 (Relobj::find_comdat_group): New function.
11500 (Relobj::Comdat_group_table): New type.
11501 (Relobj::Kept_comdat_section): New type.
11502 (Relobj::Kept_comdat_section_table): New type.
11503 (Relobj::add_comdat_group): New function.
11504 (Relobj::set_kept_comdat_section): New function.
11505 (Relobj::get_kept_comdat_section): New function.
11506 (Relobj::comdat_groups_): New field.
11507 (Relobj::kept_comdat_sections_): New field.
11508 (Symbol_value::input_value): Update comment.
11509 (Sized_relobj::map_to_kept_section) New function.
11510 (Sized_relobj::include_linkonce_section): Add new parameter.
11511 * target-reloc.h (Comdat_behavior): New type.
11512 (get_comdat_behavior): New function.
11513 (relocate_section): Add code to map a discarded section to the
11514 corresponding kept section when applying a relocation.
11516 2008-04-30 Craig Silverstein <csilvers@google.com>
11518 * dwarf_reader.cc (next_generation_count): New static var.
11519 (Addr2line_cache_entry): New struct.
11520 (addr2line_cache): New static var.
11521 (Dwarf_line_info::one_addr2line): Added caching.
11522 (Dwarf_line_info::clear_addr2line_cache): New function.
11523 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11524 cache-size parameter.
11525 (Dwarf_line_info::one_addr2line_cache): New function.
11526 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11527 new cache-size argument to one_addr2line(), and clear cache.
11529 2008-04-28 Cary Coutant <ccoutant@google.com>
11531 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11532 R_386_PC8 relocations.
11534 2008-04-23 Ian Lance Taylor <iant@google.com>
11536 * object.cc (Sized_relobj::include_section_group): Check for
11537 invalid section group.
11539 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11542 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11543 than read for file header.
11544 * archive.cc (Archive::include_member): Likewise.
11546 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11548 * aclocal.m4: Regenerate.
11549 * configure: Regenerate.
11551 2008-04-19 Ian Lance Taylor <iant@google.com>
11553 * version.cc (version_string): Bump to 1.6.
11555 * testsuite/Makefile.am (many_sections_r_test): New target.
11556 (many_sections_r_test_SOURCES): Remove.
11557 (many_sections_r_test_DEPENDENCIES): Remove.
11558 (many_sections_r_test_LDFLAGS): Remove.
11559 (many_sections_r_test_LDADD): Remove.
11561 * object.cc (Sized_relobj::do_add_symbols): Always pass
11562 local_symbol_count_ to add_from_relobj.
11564 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11565 every thousand variables.
11566 * testsuite/Makefile.in: Rebuild.
11568 * object.cc (Xindex::initialize_symtab_xindex): New function.
11569 (Xindex::read_symtab_xindex): New function.
11570 (Xindex::sym_xindex_to_shndx): New function.
11571 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11573 (Sized_relobj::do_initialize_xindex): New function.
11574 (Sized_relobj::do_read_symbols): Adjust section links.
11575 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11576 parameter. Change all callers.
11577 (Sized_relobj::include_section_group): Adjust section links and
11578 symbol section indexes.
11579 (Sized_relobj::do_layout): Adjust section links.
11580 (Sized_relobj::do_count_local_symbols): Adjust section links and
11581 symbol section indexes.
11582 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11583 ordinary and special symbols.
11584 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11585 dynsym_xindex parameters. Change all callers. Adjust section
11586 links. Use SHN_XINDEX when needed.
11587 (Sized_relobj::get_symbol_location_info): Adjust section links.
11588 Don't get fooled by special symbols.
11589 * object.h (class Xindex): Define.
11590 (class Object): Add xindex_ parameter. Declare virtual functoin
11591 do_initialize_xindex.
11592 (Object::adjust_sym_shndx): New function.
11593 (Object::set_xindex): New protected function.
11594 (class Symbol_value): Add is_ordinary_shndx_ field.
11595 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11596 (Symbol_value::value): Assert ordinary section.
11597 (Symbol_value::initialize_input_to_output_map): Likewise.
11598 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11599 Change all callers.
11600 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11602 (class Sized_relobj): Update declarations.
11603 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11604 parameter. Change all callers.
11605 (Sized_relobj::adjust_shndx): New function.
11606 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11608 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11609 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11610 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11611 (Sized_dynobj::read_dynsym_section): Adjust section links.
11612 (Sized_dynobj::read_dynamic): Likewise.
11613 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11615 (Sized_dynobj::do_initialize_xindex): New function.
11616 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11617 do_initialize_xindex.
11618 (Sized_dynobj::adjust_shndx): New function.
11619 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11620 dynsym_xindex_ fields.
11621 (Layout::finalize): Add a call to set_section_indexes before
11622 creating the symtab sections.
11623 (Layout::set_section_indexes): Don't do anything if the section
11624 already has a section index.
11625 (Layout::create_symtab_sections): Add shnum parameter. Change
11626 caller. Create .symtab_shndx section if needed.
11627 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11629 (Layout::allocated_output_section_count): New function.
11630 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11632 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11633 fields. Update declarations.
11634 (Layout::symtab_xindex): New function.
11635 (Layout::dynsym_xindex): New function.
11636 (class Write_symbols_task): Add layout_ field.
11637 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11639 * output.cc (Output_section_headers::Output_section_headers): Add
11640 shstrtab_section parameter. Change all callers.
11641 (Output_section_headers::do_sized_write): Store overflow values
11642 for section count and section string table section index in
11643 section header zero.
11644 (Output_file_header::do_sized_write): Check for overflow of
11645 section count and section string table section index.
11646 (Output_symtab_xindex::do_write): New function.
11647 (Output_symtab_xindex::endian_do_write): New function.
11648 * output.h (class Output_section_headers): Add shstrtab_section_.
11649 Update declarations.
11650 (class Output_symtab_xindex): Define.
11651 (Output_section::has_out_shndx): New function.
11652 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11654 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11655 Change all callers.
11656 (Sized_symbol::init): Likewise.
11657 (Symbol::output_section): Check for ordinary symbol.
11658 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11659 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11661 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11662 Change all callers. Simplify handling of symbols from sections
11663 not included in the link.
11664 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11666 (Weak_alias_sorter::operator()): Assert that symbols are
11668 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11670 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11671 parameters. Change all callers.
11672 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11673 symbol distinction. Use SHN_XINDEX when needed.
11674 (Symbol_table::write_section_symbol): Add symtab_xindex
11675 parameter. Change all callers.
11676 (Symbol_table::sized_write_section_symbol): Likewise. Use
11677 SHN_XINDEX when needed.
11678 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11680 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11681 (Symbol::is_defined): Check is_ordinary.
11682 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11683 (Symbol::is_absolute, Symbol::is_common): Likewise.
11684 (class Sized_symbol): Update declarations.
11685 (class Symbol_table): Update declarations.
11686 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11687 parameters. Change all callers.
11688 (Sized_symbol::override): Likewise.
11689 (Symbol_table::override): Likewise.
11690 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11691 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11692 is_ordinary, and orig_st_shndx parameters. Change all callers.
11693 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11694 to be in an ordinary section.
11695 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11696 object and is_ordinary parameters. Change all callers.
11697 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11698 Change all callers. Don't add undefined or non-ordinary symbols
11700 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11701 Change all callers.
11702 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11704 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11705 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11706 (Sized_relobj::relocate_sections): Likewise.
11707 * target-reloc.h (scan_relocs): Adjust section symbol index.
11708 (scan_relocatable_relocs): Likewise.
11709 * i386.cc (Scan::local): Check for ordinary symbols.
11710 * sparc.cc (Scan::local): Likewise.
11711 * x86_64.cc (Scan::local): Likewise.
11712 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11713 to symbol_section_and_value.
11714 * testsuite/many_sections_test.cc: New file.
11715 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11716 (check_PROGRAMS): Add many_sections_test.
11717 (many_sections_test_SOURCES): Define.
11718 (many_sections_test_DEPENDENCIES): Define.
11719 (many_sections_test_LDFLAGS): Define.
11720 (BUILT_SOURCES): Add many_sections_define.h.
11721 (many_sections_define.h): New target.
11722 (BUILT_SOURCES): Add many_sections_check.h.
11723 (many_sections_check.h): New target.
11724 (check_PROGRAMS): Add many_sections_r_test.
11725 (many_sections_r_test_SOURCES): Define.
11726 (many_sections_r_test_DEPENDENCIES): Define.
11727 (many_sections_r_test_LDFLAGS): Define.
11728 (many_sections_r_test_LDADD): Define.
11729 (many_sections_r_test.o): New target.
11730 * testsuite/Makefile.in: Rebuild.
11732 2008-04-17 Cary Coutant <ccoutant@google.com>
11734 * errors.cc (Errors::info): New function.
11735 (gold_info): New function.
11736 * errors.h (Errors::info): New function.
11737 * gold.h (gold_info): New function.
11738 * object.cc (Input_objects::add_object): Print trace output.
11739 * options.cc (options::parse_set): New function.
11740 (General_options::parse_wrap): Deleted.
11741 (General_options::General_options): Deleted initializer.
11742 * options.h (options::String_set): New typedef.
11743 (options::parse_set): New function.
11744 (DEFINE_set): New macro.
11745 (General_options::wrap): Changed to use DEFINE_set. Changed
11746 callers of any_wrap_symbols and is_wrap_symbol.
11747 (General_options::trace, General_options::trace_symbol):
11749 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11750 (General_options::wrap_symbols_): Deleted.
11751 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11753 2008-04-17 David S. Miller <davem@davemloft.net>
11755 * options.cc (General_options::parse_V): New function.
11756 * options.h: Add entries for -V and -Qy.
11758 2008-04-17 Ian Lance Taylor <iant@google.com>
11760 * common.cc (Symbol_table::allocate_commons): Remove options
11761 parameter. Change caller.
11762 (Symbol_table::do_allocate_commons): Remove options parameter.
11763 Change caller. Just call do_allocate_commons_list twice.
11764 (Symbol_table::do_allocate_commons_list): New function, broken out
11765 of do_allocate_commons.
11766 * common.h (class Allocate_commons_task): Remove options_ field.
11767 Update constructor.
11768 * symtab.cc (Symbol_table::Symbol_table): Initialize
11770 (Symbol_table::add_from_object): Put TLS common symbols on
11772 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11773 which are IN_OUTPUT_DATA.
11774 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11775 allocate_commons and do_allocate_commons declarations. Declare
11776 do_allocate_commons_list.
11777 * gold.cc (queue_middle_tasks): Update creation of
11778 Allocate_commons_task to not pass options.
11779 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11780 (TLS_TEST_C_FLAGS): New variable.
11781 (tls_test_c_pic.o): New target.
11782 (tls_test_shared.so): Link in tls_test_c_pic.o.
11783 (tls_test_c_pic_ie.o): New target.
11784 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11785 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11786 (tls_test_c.o): New target.
11787 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11788 (tls_pic_test_LDADD): Likewise.
11789 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11790 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11791 (tls_test_c_gnu2.o): New target.
11792 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11794 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11795 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11796 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11797 * testsuite/tls_test.cc: Include "config.h".
11798 (t_last): Call t11_last.
11799 * testsuite/tls_test.h (t11, t11_last): Declare.
11800 * testsuite/tls_test_c.c: New file.
11801 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11802 * configure.ac: Check for OpenMP support.
11803 * configure, config.in, Makefile.in: Rebuild.
11804 * testsuite/Makefile.in: Rebuild.
11806 2008-04-16 Cary Coutant <ccoutant@google.com>
11808 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11809 (Target_i386::tls_base_symbol_defined_): New field.
11810 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11811 (Target_i386::Scan::global): Likewise.
11812 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11813 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11814 (Target_x86_64::tls_base_symbol_defined_): New field.
11815 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11816 (Target_x86_64::Scan::global): Likewise.
11818 2008-04-16 Cary Coutant <ccoutant@google.com>
11820 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11821 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11822 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11823 building shared libraries.
11824 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11825 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11826 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11827 * testsuite/Makefile.in: Rebuild.
11828 * testsuite/weak_undef.h: New file.
11829 * testsuite/weak_undef_file1.cc: Add extra test cases.
11830 * testsuite/weak_undef_file2.cc: Likewise.
11831 * testsuite/weak_undef_test.cc: Likewise.
11833 2008-04-16 David S. Miller <davem@davemloft.net>
11835 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11836 Add issued_non_pic_error_ field. Declare check_non_pic.
11837 (Target_sparc::Scan::check_non_pic): New function.
11838 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11839 (Target_sparc::Scan::global): Likewise.
11841 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11842 * configure: Rebuild.
11844 * options.h (DEFINE_enable): New macro.
11845 (new_dtags): New enable option.
11846 (initfirst, interpose, loadfltr, nodefaultlib,
11847 nodelete, nodlopen, nodump): New -z options.
11848 * layout.cc (Layout:finish_dynamic_section): If new
11849 dtags enabled, emit DT_RUNPATH. Also, emit a
11850 DT_FLAGS_1 containing any specified -z flags.
11852 2008-04-16 Ian Lance Taylor <iant@google.com>
11854 * copy-relocs.cc: New file.
11855 * copy-relocs.h: New file.
11856 * reloc.cc: Remove Copy_relocs code.
11857 * reloc.h: Likewise.
11858 * reloc-types.h (struct Reloc_types) [both versions]: Add
11859 get_reloc_addend_noerror.
11860 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11861 variants of add_global which take an addend which must be zero.
11862 * i386.cc: Include "copy-relocs.h".
11863 (class Target_i386): Change type of copy_relocs_ to variable,
11864 update initializer.
11865 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11866 Change all callers.
11867 (Target_i386::do_finalize_sections): Change handling of
11869 * sparc.cc: Include "copy-relocs.h".
11870 (class Target_sparc): Change type of copy_relocs_ to variable,
11871 update initializer.
11872 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11873 Change all callers.
11874 (Target_sparc::do_finalize_sections): Change handling of
11876 * x86_64.cc: Include "copy-relocs.h".
11877 (class Target_x86_64): Change type of copy_relocs_ to variable,
11878 update initializer.
11879 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11880 class. Change all callers.
11881 (Target_x86_64::do_finalize_sections): Change handling of
11883 * Makefile.am (CCFILES): Add copy-relocs.cc.
11884 (HFILES): Add copy-relocs.h.
11886 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11888 * testsuite/script_test_4.sh: Permit leading zeroes.
11890 2008-04-15 Ian Lance Taylor <iant@google.com>
11892 * script-sections.cc (Script_sections::create_segments): Use
11893 header_size_adjustment even when there is enough room for the
11895 * testsuite/script_test_4.sh: New file.
11896 * testsuite/script_test_4.t: New file.
11897 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11898 (check_DATA): Add script_test_4.stdout.
11899 (MOSTLYCLEANFILES): Likewise.
11900 (script_test_4): New target.
11901 (script_test_4.stdout): New target.
11902 * testsuite/Makefile.in: Rebuild.
11904 * sparc.cc: Add definitions for Output_data_plt_sparc class
11907 2008-04-14 David S. Miller <davem@davemloft.net>
11909 * sparc.cc: New file.
11910 * Makefile.am (TARGETSOURCES): Add sparc.cc
11911 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11912 * configure.tgt: Document targ_extra_size and
11913 targ_extra_big_endian. Add entries for sparc-* and
11915 * configure.ac: Handle targ_extra_size and
11916 targ_extra_big_endian.
11917 * Makefile.in: Rebuild.
11918 * configure: Likewise.
11919 * po/POTFILES.in: Likewise.
11920 * po/gold.pot: Likewise.
11922 2008-04-14 Ian Lance Taylor <iant@google.com>
11924 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11925 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11926 in the name/type/flags to section mapping. Don't call
11927 allocate_output_section.
11928 (Layout::choose_output_section): Change parameter from adjust_name
11929 to is_input_section. Don't permit input sections after sections
11930 are attached to segments. Don't call allocate_output_section.
11931 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11932 not write_enable_output_section.
11933 (Layout::make_output_section): Don't push to
11934 unattached_section_list_ nor call attach_to_segment. Call
11935 attach_section_to_segment if sections are attached.
11936 (Layout::attach_sections_to_segments): New function.
11937 (Layout::attach_section_to_segment): New function.
11938 (Layout::attach_allocated_section_to_segment): Rename from
11939 attach_to_segment. Remove flags parameter.
11940 (Layout::allocate_output_section): Remove function.
11941 (Layout::write_enable_output_section): Remove function.
11942 * layout.h (class Layout): Update for above changes. Add new
11943 field sections_are_attached_.
11944 * output.h (Output_section::update_flags_for_input_section): New
11946 * output.cc (Output_section::add_input_section): Call
11947 update_flags_for_input_section.
11948 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11950 2008-04-11 Cary Coutant <ccoutant@google.com>
11952 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11953 thought unnecessary.
11954 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11956 2008-04-11 Ian Lance Taylor <iant@google.com>
11958 * output.h (class Output_section_data): Remove inline definition
11960 * output.cc (Output_section_data::set_addralign): New function.
11962 2008-04-11 Cary Coutant <ccoutant@google.com>
11964 Add support for TLS descriptors for i386 and x86_64.
11965 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11966 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11967 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11969 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11970 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11971 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11973 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11974 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11975 Fix problem with initial-exec relocations.
11976 (Target_i386::Relocate::relocate_tls): Likewise.
11977 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11979 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11980 support for section-plus-offset dynamic table entries.
11981 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11982 (Output_data_dynamic::Dynamic_entry): Add support for
11983 section-plus-offset dynamic table entries.
11984 (Output_data_dynamic::Classification): Likewise.
11985 (Output_data_dynamic::classification_): Renamed offset_.
11986 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11987 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11988 (Target_x86_64::make_plt_section): New function.
11989 (Target_x86_64::reserve_tlsdesc_entries): New function.
11990 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11991 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11992 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11993 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11994 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11995 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11996 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11997 add extra PLT entry for TLS descriptors.
11998 (Output_data_plt_x86_64::got_): New field.
11999 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
12000 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
12002 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
12004 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
12005 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
12006 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
12007 R_386_TLS_DESC_CALL relocations.
12008 (Target_x86_64::Scan::global): Likewise.
12009 (Target_x86_64::do_finalize_sections): Add dynamic table entries
12010 for TLS descriptors.
12011 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
12012 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
12013 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
12014 GD-to-IE relaxation.
12015 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
12016 and TLS_DESCRIPTORS.
12017 * Makefile.in: Rebuild.
12018 * configure: Rebuild.
12019 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
12020 (tls_test_shared2.so): New target.
12021 (tls_shared_gd_to_ie_test_SOURCES): New variable.
12022 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
12023 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
12024 (tls_shared_gd_to_ie_test_LDADD): New variable.
12025 (tls_shared_gnu2_gd_to_ie_test): New target.
12026 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
12028 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
12029 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
12030 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
12031 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
12032 (tls_shared_gnu2_test): New target.
12033 (tls_test_gnu2_shared.so): New target.
12034 (tls_shared_gnu2_test_SOURCES): New variable.
12035 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
12036 (tls_shared_gnu2_test_LDFLAGS): New variable.
12037 (tls_shared_gnu2_test_LDADD): New variable.
12038 * testsuite/Makefile.in: Rebuild.
12039 * testsuite/Makefile.
12041 2008-04-11 Ian Lance Taylor <iant@google.com>
12043 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
12045 * testsuite/Makefile.in: Rebuild.
12047 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
12049 * testsuite/script_test_2.cc (main): Adjust test.
12051 2008-04-11 David S. Miller <davem@davemloft.net>
12052 Ian Lance Taylor <iant@google.com>
12054 * options.h (General_options): Add entries for '-Y' and
12056 * options.cc (General_options:finalize): If -Y was used, add those
12057 entries to the library path instead of the default "/lib" and
12060 2008-04-11 David S. Miller <davem@davemloft.net>
12062 * testsuite/justsyms.t: Start at 0x100.
12063 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
12064 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
12066 * testsuite/script_test_2.cc: Adjust string and section length
12069 2008-04-09 Ian Lance Taylor <iant@google.com>
12072 * script-sections.cc (Sections_element::allocate_to_segment): Add
12074 (Output_section_definition::allocate_to_segment): Likewise.
12075 (Orphan_output_section::allocate_to_segment): Likewise.
12076 (Script_sections::attach_sections_using_phdrs_clause): Don't
12077 propagate non-PT_LOAD segments to orphan sections.
12078 * testsuite/Makefile.am (script_test_3.stdout): Generate using
12079 readelf rather than objdump.
12080 * testsuite/script_test_3.sh: Adjust accordingly. Test that
12081 .interp section and PT_INTERP segment are the same size.
12082 * testsuite/Makefile.in: Rebuild.
12084 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
12085 aliases for symbols defined in the same object.
12086 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
12087 (weak_alias_test_SOURCES): New variable.
12088 (weak_alias_test_DEPENDENCIES): New variable.
12089 (weak_alias_test_LDFLAGS): New variable.
12090 (weak_alias_test_LDADD): New variable.
12091 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
12092 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
12093 (weak_alias_test_3.o): New target.
12094 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
12095 * testsuite/weak_alias_test_main.cc: New file.
12096 * testsuite/weak_alias_test_1.cc: New file.
12097 * testsuite/weak_alias_test_2.cc: New file.
12098 * testsuite/weak_alias_test_3.cc: New file.
12100 2008-04-08 Ian Lance Taylor <iant@google.com>
12102 * options.h (class General_options): Add --noinhibit-exec option.
12103 * main.cc (main): Check --noinhibit-exec.
12105 * options.h (class General_options): Define --wrap as a special
12106 option. Add wrap_symbols_ field.
12107 (General_options::any_wrap_symbols): New function.
12108 (General_options::is_wrap_symbol): New function.
12109 * options.cc (General_options::parse_wrap): New function.
12110 (General_options::General_options): Initialize wrap_symbols_.
12111 * symtab.cc (Symbol_table::wrap_symbol): New function.
12112 (Symbol_table::add_from_object): Handle --wrap.
12113 * symtab.h (class Symbol_table): Declare wrap_symbol.
12114 * target.h (Target::wrap_char): New function.
12115 (Target::Target_info): Add wrap_char field.
12116 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
12117 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12118 * testsuite/testfile.cc (Target_test::test_target_info):
12121 * errors.cc (Errors::undefined_symbol): Mention symbol version if
12124 * layout.h (class Layout): Add added_eh_frame_data_ field.
12125 * layout.cc (Layout::Layout): Initialize new field.
12126 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
12127 output section until we find a section we merged successfully.
12128 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
12129 that the size be non-zero.
12131 * merge.cc (Object_merge_map::get_output_offset): Remove inline
12134 2008-04-08 Craig Silverstein <csilvers@google.com>
12136 * configure.ac: Export new conditional variable HAVE_ZLIB.
12137 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
12139 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
12140 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12142 2008-04-07 Ian Lance Taylor <iant@google.com>
12144 * version.cc (version_string): Set to "1.5".
12146 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
12147 Add issued_non_pic_error_ field. Declare check_non_pic.
12148 (Target_x86_64::Scan::check_non_pic): New function.
12149 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
12150 (Target_x86_64::Scan::global): Likewise.
12152 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
12153 addend parameter. Change caller. Handle merge sections.
12154 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
12155 Address to Addend. Don't add in the result of
12156 local_section_offset, pass down the addend and use the returned
12158 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
12159 Update declarations of local_section_offset and symbol_value.
12160 * testsuite/two_file_test_1.cc (t18): New function.
12161 * testsuite/two_file_test_2.cc (f18): New function.
12162 * testsuite/two_file_test_main.cc (main): Call t18.
12163 * testsuite/two_file_test.h (t18, f18): Declare.
12165 * configure.ac: Don't test for objdump, c++filt, or readelf.
12166 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
12168 (TEST_READELF): New variable.
12169 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
12170 (check_PROGRAMS): Add two_file_strip_test.
12171 (two_file_strip_test): New target.
12172 (check_PROGRAMS): Add two_file_same_shared_strip_test.
12173 (two_file_same_shared_strip_test_SOURCES): New variable.
12174 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
12175 (two_file_same_shared_strip_test_LDFLAGS): New variable.
12176 (two_file_same_shared_strip_test_LDADD): New variable.
12177 (two_file_shared_strip.so): New target.
12178 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
12179 (ver_test_5.syms, ver_test_7.syms): Likewise.
12180 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
12181 (strip_test_3.stdout): Use TEST_OBJDUMP.
12182 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12184 2008-04-04 Cary Coutant <ccoutant@google.com>
12186 * symtab.h (Symbol::is_weak_undefined): New function.
12187 (Symbol::is_strong_undefined): New function.
12188 (Symbol::is_absolute): New function.
12189 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
12190 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
12192 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
12193 (weak_undef_test): New target.
12194 * testsuite/Makefile.in: Rebuild.
12195 * testsuite/weak_undef_file1.cc: New file.
12196 * testsuite/weak_undef_file2.cc: New file.
12197 * testsuite/weak_undef_test.cc: New file.
12199 2008-04-03 Craig Silverstein <csilvers@google.com>
12201 * compressed_output.h (class Output_compressed_section): Use
12203 * compressed_output.cc (zlib_compress): Use unsigned buffers,
12205 (zlib_compressed_suffix): Removed.
12206 (Output_compressed_section::set_final_data_size): Use unsigned
12208 * testsuite/Makefile.am (flagstest_compress_debug_sections):
12209 Fix linker invocation.
12210 (flagstest_o_specialfile_and_compress_debug_sections):
12212 * testsuite/Makefile.in: Regenerated.
12214 2008-04-02 David S. Miller <davem@davemloft.net>
12216 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12217 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12219 2008-04-02 Craig Silverstein <csilvers@google.com>
12223 2008-04-02 Ian Lance Taylor <iant@google.com>
12225 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12226 parameters. Update for new key type to views_. Change all
12228 (File_read::read): Adjust for byteshift in returned view.
12229 (File_read::add_view): New function, broken out of
12230 find_and_make_view.
12231 (File_read::make_view): New function, broken out of
12232 find_and_make_view.
12233 (File_read::find_or_make_view): Add offset and aligned
12234 parameters. Rewrite accordingly. Change all callers.
12235 (File_read::get_view): Add offset and aligned parameters. Adjust
12236 for byteshift in return value.
12237 (File_read::get_lasting_view): Likewise.
12238 * fileread.h (class File_read): Update declarations.
12239 (class File_read::View): Add byteshift_ field. Add byteshift to
12240 constructor. Add byteshift method.
12241 * archive.h (Archive::clear_uncached_views): New function.
12242 (Archive::get_view): Add aligned parameter. Change all callers.
12243 * object.h (Object::get_view): Add aligned parameter. Change all
12245 (Object::get_lasting_view): Likewise.
12247 * fileread.cc (File_read::release): Don't call clear_views if
12248 there are multiple objects.
12249 * fileread.h (File_read::clear_uncached_views): New function.
12250 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12253 2008-03-31 Cary Coutant <ccoutant@google.com>
12255 Add thin archive support.
12256 * archive.cc (Archive::armagt): New const.
12257 (Archive::setup): Remove task parameter and calls to unlock.
12258 (Archive::unlock_nested_archives): New function.
12259 (Archive::read_header): Add nested_off parameter. Change
12261 (Archive::interpret_header): Likewise.
12262 (Archive::include_all_members): Change to handle thin
12264 (Archive::include_member): Likewise.
12265 * archive.h (Archive::Archive): Add new parameters and
12267 (Archive::armagt): New const.
12268 (Archive::setup): Remove task parameter.
12269 (Archive::unlock_nested_archives): New function.
12270 (Archive::read_header): Add nested_off parameter.
12271 (Archive::interpret_header): Likewise.
12272 (Archive::Nested_archive_table): New typedef.
12273 (Archive::is_thin_archive_): New field.
12274 (Archive::nested_archives_): New field.
12275 (Archive::options_): New field.
12276 (Archive::dirpath_): New field.
12277 (Archive::task_): New field.
12278 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12279 for thin archives. Pass additional parameters to
12280 Archive::Archive. Unlock the archive file after calling
12283 2008-03-29 Ian Lance Taylor <iant@google.com>
12285 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12286 version symbol to be local.
12287 * testsuite/ver_test_4.sh: New file.
12288 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12289 (check_DATA): Add ver_test_4.syms.
12290 (ver_test_4.syms): New target.
12291 * testsuite/Makefile.in: Rebuild.
12294 (Output_section::Input_section_sort_entry::has_priority): New
12296 (Output_section::Input_section_sort_entry::match_file_name): New
12298 (Output_section::Input_section_sort_entry::match_section_name):
12300 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12302 (Output_section::Input_section_sort_entry::match_section_file):
12304 (Output_section::Input_section_sort_compare::operator()): Rewrite
12305 using new Input_section_sort_entry functions. Sort crtbegin and
12306 crtend first. Sort sections with no priority before sections with
12308 * testsuite/initpri1.c (d3): Check j != 4.
12309 (cd5): New constructor/destructor function.
12310 (main): Check j != 2.
12312 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12313 new symbol when resolving, don't call set_is_default.
12314 * testsuite/ver_test_7.cc: New file.
12315 * testsuite/ver_test_7.sh: New file.
12316 * testsuite/Makefile.am (ver_test_7.so): New target.
12317 (ver_test_7.o): New target.
12318 (check_SCRIPTS): Add ver_test_7.sh.
12319 (check_DATA): Add ver_test_7.syms.
12320 (ver_test_7.syms): New target.
12322 2008-03-28 Ian Lance Taylor <iant@google.com>
12324 * layout.cc (Layout::layout): If we see an input section with a
12325 name that needs sorting, set the must_sort flag for the output
12327 (Layout::make_output_section): If the name of the output section
12328 indicates that it might require sorting, set the may_sort flag.
12329 * output.h (Output_section::may_sort_attached_input_sections): New
12331 (Output_section::set_may_sort_attached_input_sections): New
12333 (Output_section::must_sort_attached_input_sections): New
12335 (Output_section::set_must_sort_attached_input_sections): New
12337 (class Output_section): Declare Input_section_sort_entry. Define
12338 Input_section_sort_compare. Declare
12339 sort_attached_input_sections. Add new fields:
12340 may_sort_attached_input_sections_,
12341 must_sort_attached_input_sections_,
12342 attached_input_sections_are_sorted_.
12343 * output.cc (Output_section::Output_section): Initialize new
12345 (Output_section::add_input_section): Add an entry to
12346 input_sections_ if may_sort or must_sort are true.
12347 (Output_section::set_final_data_size): Call
12348 sort_attached_input_sections if necessary.
12349 (Output_section::Input_section_sort_entry): Define new class.
12350 (Output_section::Input_section_sort_compare::operator()): New
12352 (Output_section::sort_attached_input_sections): New function.
12353 * configure.ac: Check whether the compiler supports constructor
12354 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12355 * testsuite/initpri1.c: New file.
12356 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12357 CONSTRUCTOR_PRIORITY.
12358 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12359 (initpri1_LDFLAGS): New variable.
12360 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12362 2008-03-27 Ian Lance Taylor <iant@google.com>
12364 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12365 * testsuite/common_test_1.c: New file.
12366 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12367 (common_test_1_SOURCES): New variable.
12368 (common_test_1_DEPENDENCIES): New variable.
12369 (common_test_1_LDFLAGS): New variable.
12371 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12372 and commons_ correctly when NAME/VERSION does not override
12374 * testsuite/ver_test_6.c: New file.
12375 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12376 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12377 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12379 2008-03-26 Ian Lance Taylor <iant@google.com>
12381 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12382 of an undefined symbol from a version script.
12383 * testsuite/Makefile.am (ver_test_5.so): New target.
12384 (ver_test_5.o): New target.
12385 (check_SCRIPTS): Add ver_test_5.sh.
12386 (check_DATA): Add ver_test_5.syms.
12387 (ver_test_5.syms): New target.
12388 * testsuite/ver_test_5.cc: New file.
12389 * testsuite/ver_test_5.script: New file.
12390 * testsuite/ver_test_5.sh: New file.
12391 * Makefile.in, testsuite/Makefile.in: Rebuild.
12394 Fix problems building gold with gcc 4.3.0.
12395 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12396 (gold_error_at_location, gold_warning_at_location): Use it.
12397 * configure.ac: Check whether we can compile and use a template
12398 function with a printf attribute.
12399 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12400 when jumping over bytes.
12401 * object.cc: Instantiate Object::read_section_data.
12402 * debug.h: Include <cstring>
12403 * dwarf_reader.cc: Include <algorithm>
12404 * main.cc: Include <cstring>.
12405 * options.cc: Include <cstring>.
12406 * output.cc: Include <cstring>.
12407 * script.cc: Include <cstring>.
12408 * script.h: Include <string>.
12409 * symtab.cc: Include <cstring> and <algorithm>.
12410 * target-select.cc: Include <cstring>.
12411 * version.cc: Include <string>.
12412 * testsuite/testmain.cc: Include <cstdlib>.
12413 * configure, config.in: Rebuild.
12415 2008-03-25 Ian Lance Taylor <iant@google.com>
12417 * options.cc: Include "../bfd/bfdver.h".
12418 (options::help): Print bug reporting address.
12420 * version.cc (print_version): Adjust output for current value of
12421 BFD_VERSION_STRING.
12425 * options.cc (options::help): Print list of supported targets.
12426 * target-select.h: Include <vector>.
12427 (class Target_selector): Make machine_, size_, and is_big_endian_
12428 fields const. Add bfd_name_ and instantiated_target_ fields.
12429 (Target_selector::Target_selector): Add bfd_name parameter.
12430 (Target_selector::recognize): Make non-virtual, call
12432 (Target_selector::recognize_by_name): Make non-virtual, call
12433 do_recognize_by_name.
12434 (Target_selector::supported_names): New function.
12435 (Target_selector::bfd_name): New function.
12436 (Target_selector::do_instantiate_target): New pure virtual
12438 (Target_selector::do_recognize): New virtual function.
12439 (Target_selector::do_recognize_by_name): New virtual function.
12440 (Target_selector::instantiate_target): New private function.
12441 (supported_target_names): Declare.
12442 * target-select.cc (Target_selector::Target_selector): Update for
12443 new parameter and fields.
12444 (select_target_by_name): Check that the name matches before
12445 calling recognize_by_name.
12446 (supported_target_names): New function.
12447 * i386.cc (class Target_selector_i386): Update Target_selector
12448 constructor call. Remove recognize and recognize_by_name. Add
12449 do_instantiate_target.
12450 * x86_64.cc (class Target_selector_x86_64): Likewise.
12451 * testsuite/testfile.cc (class Target_selector_test): Update for
12452 changes to Target_selector.
12454 * README: Rewrite, with some notes on unsupported features.
12456 2008-03-24 Cary Coutant <ccoutant@google.com>
12458 * i386.cc (Target_i386::Got_type): New enum declaration.
12459 (Target_i386::Scan::local): Updated callers of Output_data_got
12461 (Target_i386::Scan::global): Likewise.
12462 (Target_i386::Relocate::relocate): Likewise.
12463 (Target_i386::Relocate::relocate_tls): Likewise.
12464 * object.h (Got_offset_list): New class.
12465 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12466 (Sized_relobj::local_got_offset): Likewise.
12467 (Sized_relobj::set_local_got_offset): Likewise.
12468 (Sized_relobj::local_has_tls_got_offset): Removed.
12469 (Sized_relobj::local_tls_got_offset): Removed.
12470 (Sized_relobj::set_local_tls_got_offset): Removed.
12471 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12472 * output.cc (Output_data_got::add_global): Added got_type parameter.
12473 (Output_data_got::add_global_with_rel): Likewise.
12474 (Output_data_got::add_global_with_rela): Likewise.
12475 (Output_data_got::add_global_pair_with_rel): New function.
12476 (Output_data_got::add_global_pair_with_rela): New function.
12477 (Output_data_got::add_local): Added got_type parameter.
12478 (Output_data_got::add_local_with_rel): Likewise.
12479 (Output_data_got::add_local_with_rela): Likewise.
12480 (Output_data_got::add_local_pair_with_rel): New function.
12481 (Output_data_got::add_local_pair_with_rela): New function.
12482 (Output_data_got::add_global_tls): Removed.
12483 (Output_data_got::add_global_tls_with_rel): Removed.
12484 (Output_data_got::add_global_tls_with_rela): Removed.
12485 (Output_data_got::add_local_tls): Removed.
12486 (Output_data_got::add_local_tls_with_rel): Removed.
12487 (Output_data_got::add_local_tls_with_rela): Removed.
12488 * output.h (Output_data_got::add_global): Added got_type parameter.
12489 (Output_data_got::add_global_with_rel): Likewise.
12490 (Output_data_got::add_global_with_rela): Likewise.
12491 (Output_data_got::add_global_pair_with_rel): New function.
12492 (Output_data_got::add_global_pair_with_rela): New function.
12493 (Output_data_got::add_local): Added got_type parameter.
12494 (Output_data_got::add_local_with_rel): Likewise.
12495 (Output_data_got::add_local_with_rela): Likewise.
12496 (Output_data_got::add_local_pair_with_rel): New function.
12497 (Output_data_got::add_local_pair_with_rela): New function.
12498 (Output_data_got::add_global_tls): Removed.
12499 (Output_data_got::add_global_tls_with_rel): Removed.
12500 (Output_data_got::add_global_tls_with_rela): Removed.
12501 (Output_data_got::add_local_tls): Removed.
12502 (Output_data_got::add_local_tls_with_rel): Removed.
12503 (Output_data_got::add_local_tls_with_rela): Removed.
12504 * resolve.cc (Symbol::override_base_with_special): Removed
12505 reference to has_got_offset_ field.
12506 * symtab.cc (Symbol::init_fields): Replaced initialization
12507 of got_offset_ with got_offsets_. Removed initialization
12509 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
12510 (Symbol::got_offset): Likewise.
12511 (Symbol::set_got_offset): Likewise.
12512 (Symbol::has_tls_got_offset): Removed.
12513 (Symbol::tls_got_offset): Removed.
12514 (Symbol::set_tls_got_offset): Removed.
12515 (Symbol::got_offset_): Removed.
12516 (Symbol::tls_mod_got_offset_): Removed.
12517 (Symbol::tls_pair_got_offset_): Removed.
12518 (Symbol::got_offsets_): New field.
12519 (Symbol::has_got_offset): Removed.
12520 (Symbol::has_tls_mod_got_offset): Removed.
12521 (Symbol::has_tls_pair_got_offset): Removed.
12522 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12523 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12525 (Target_x86_64::Scan::global): Likewise.
12526 (Target_x86_64::Relocate::relocate): Likewise.
12527 (Target_x86_64::Relocate::relocate_tls): Likewise.
12529 2008-03-25 Ben Elliston <bje@au.ibm.com>
12531 * yyscript.y: Fix spelling error in comment.
12533 2008-03-24 Ian Lance Taylor <iant@google.com>
12535 * options.h (class General_options): Define build_id option.
12536 * layout.h (class Layout): Declare write_build_id, create_note,
12537 create_build_id. Add build_id_note_ member.
12538 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12539 "libiberty.h", "md5.h", "sha1.h".
12540 (Layout::Layout): Initialize eh_frame_data_,
12541 eh_frame_hdr_section_, and build_id_note_.
12542 (Layout::finalize): Call create_build_id.
12543 (Layout::create_note): New function, broken out of
12544 Layout::create_gold_note.
12545 (Layout::create_gold_note): Call create_note.
12546 (Layout::create_build_id): New function.
12547 (Layout::write_build_id): New function.
12548 (Close_task_runner::run): Call write_build_id.
12550 * x86_64.cc: Correct license to GPLv3.
12552 2008-03-23 Ian Lance Taylor <iant@google.com>
12554 * options.cc: Include "demangle.h".
12555 (parse_optional_string): New function.
12556 (parse_long_option): Handle takes_optional_argument.
12557 (parse_short_option): Update dash_z initializer. Handle
12558 takes_optional_argument.
12559 (General_options::General_options): Initialize do_demangle_.
12560 (General_options::finalize): Set do_demangle_. Handle demangling
12562 * options.h (parse_optional_string): Declare.
12563 (struct One_option): Add optional_arg field. Update constructor.
12564 Update call constructor calls. Add takes_optional_argument
12566 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12567 (DEFINE_optional_string): Define.
12568 (General_options::demangle): Change from DEFINE_bool to
12569 DEFINE_optional_string.
12570 (General_options::no_demangle): New function.
12571 (General_options::do_demangle): New function.
12572 (General_options::set_do_demangle): New function.
12573 (General_options::execstack_status_): Move definition to end of
12575 (General_options::static_): Likewise.
12576 (General_options::do_demangle_): New field.
12577 * object.cc (big_endian>::get_symbol_location_info): Call
12578 Options::do_demangle, not Options::demangle.
12579 * symtab.cc (demangle): Likewise.
12581 2008-03-22 Ian Lance Taylor <iant@google.com>
12583 * gold.h: Include <cstddef> and <sys/types.h>
12584 * options.h: Include <cstring>.
12586 2008-03-21 Ian Lance Taylor <iant@google.com>
12588 * Added source code to GNU binutils.