1 2012-03-19 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Target_arm::do_define_standard_symbols): New method.
4 (Target_arm::do_finalize_sections): Remove code which defines
5 __exidx_start and __exidx_end. Make symbol table parameter
6 anonymous as it is not used.
7 * gold.cc (queue_middle_tasks): Call target hook to define any
8 target-specific symbols.
9 * target.h (Target::define_standard_symbols): New method.
10 (Target::do_define_standard_symbols): Same.
11 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
12 * testsuite/Makefile.in: Regenerate.
13 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
15 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
16 relocations are generated for __exidx_start and __exidx_end.
18 2012-03-16 Doug Kwan <dougkwan@google.com>
20 * testsuite/Makefile.am: Disable test initpri3b.
21 * testsuite/Makefile.in: Regenerate.
23 2012-03-15 Doug Kwan <dougkwan@google.com>
25 * arm.cc (Target_arm::got_section): Make .got section read-only
28 2012-03-15 Ian Lance Taylor <iant@google.com>
31 * layout.cc (Layout::make_output_section): Correctly mark
32 SHT_INIT_ARRAY, et. al., as relro.
34 2012-03-14 Doug Kwan <dougkwan@google.com>
36 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
37 dynamic relocations for protected symbols in shared objects.
39 2012-03-13 Ian Lance Taylor <iant@google.com>
41 * resolve.cc (Symbol_table::resolve): When merging common symbols,
42 keep the larger alignment.
44 2012-03-12 Cary Coutant <ccoutant@google.com>
46 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
47 handling of DW_LNE_define_file.
49 2012-03-12 Cary Coutant <ccoutant@google.com>
51 * reduced_debug_output.cc
52 (Output_reduced_debug_info_section::get_die_end): Add new FORM
55 2012-02-29 Cary Coutant <ccoutant@google.com>
57 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
59 2012-02-29 Cary Coutant <ccoutant@google.com>
61 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
62 Call Object::decompressed_section_contents.
63 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
65 (Sized_dwarf_line_info::buffer_start_): New data member.
66 * merge.cc (Output_merge_data::do_add_input_section): Call
67 Object::decompressed_section_contents.
68 (Output_merge_string::do_add_input_section): Likewise.
69 * object.cc (need_decompressed_section): New function.
70 (build_compressed_section_map): Decompress sections needed later.
71 (Sized_relobj_file::do_decompressed_section_contents): New function.
72 (Sized_relobj_file::do_discard_decompressed_sections): New function.
73 * object.h (Object::decompressed_section_contents): New function.
74 (Object::discard_decompressed_sections): New function.
75 (Object::do_decompressed_section_contents): New function.
76 (Object::do_discard_decompressed_sections): New function.
77 (Compressed_section_info): New type.
78 (Compressed_section_map): Include decompressed section contents.
79 (Sized_relobj_file::do_decompressed_section_contents): New function.
80 (Sized_relobj_file::do_discard_decompressed_sections): New function.
82 2012-02-16 Cary Coutant <ccoutant@google.com>
84 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
85 * testsuite/Makefile.in: Regenerate.
87 2012-02-14 Cary Coutant <ccoutant@google.com>
89 * options.cc (General_options::finalize): Disallow -pie and -static.
91 2012-02-03 Doug Kwan <dougkwan@google.com>
93 * arm.cc (Arm_relocate_functions::abs8,
94 Arm_relocate_functions::abs16): Use
95 Bits::has_signed_unsigned_overflow32.
96 (Arm_relocate_functions::thm_abs8): Correct range of
98 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
101 2012-02-02 Doug Kwan <dougkwan@google.com>
103 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
104 position independent outputs, not just shared objects.
106 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
108 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
109 * configure: Regenerated.
111 2012-01-27 Ian Lance Taylor <iant@google.com>
113 * reloc.h (Bits): New class with static functions, copied from
114 namespace utils in arm.cc.
115 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
118 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
120 * incremental.cc (write_info_blocks): Correct relocation offset.
122 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
124 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
125 (Relocate::tls_gd_to_le): Likewise.
127 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
129 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
131 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
133 * configure.ac: Check if -mcmodel=medium works.
134 * configure: Regenerated.
136 2012-01-24 Cary Coutant <ccoutant@google.com>
138 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
140 (read_unsigned_LEB_128_x): ... this new function.
141 (read_signed_LEB_128): Replaced with inline definition and ...
142 (read_signed_LEB_128_x): ... this new function.
143 * int_encoding.h (read_unsigned_LEB_128_x): New function.
144 (read_unsigned_LEB_128): Add inline definition.
145 (read_signed_LEB_128_x): New function.
146 (read_signed_LEB_128): Add inline definition.
147 * testsuite/Makefile.am (leb128_unittest): New unit test.
148 * testsuite/Makefile.in: Regenerate.
149 * testsuite/leb128_unittest.cc: New unit test.
151 2012-01-23 Ian Lance Taylor <iant@google.com>
154 * i386.cc (Target_i386::do_code_fill): When using a jmp
155 instruction, pad with nop instructions.
156 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
158 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
160 * x86_64.cc (gc_process_relocs): Add typename on types used in
162 (scan_relocs): Likewise.
163 (relocate_section): Likewise.
164 (apply_relocation): Likewise.
166 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
168 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
169 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
172 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
174 * x86_64.cc: Initial support for x32.
176 2012-01-03 Cary Coutant <ccoutant@google.com>
178 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
179 Use abstract base class for GOT.
180 * gold/output.h (class Output_data_got_base): New abstract base class.
181 (class Output_data_got): Derive from new base class, adjust ctors.
182 (Output_data_got::reserve_slot): Make virtual; rename to
183 do_reserve_slot; Adjust callers.
184 * gold/target.h (Sized_target::init_got_plt_for_update): Return
185 pointer to abstract base class.
186 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
188 2011-12-18 Ian Lance Taylor <iant@google.com>
190 * object.h (Relobj::local_symbol_value): New function.
191 (Relobj::local_plt_offset): New function.
192 (Relobj::local_has_got_offset): New function.
193 (Relobj::local_got_offset): New function.
194 (Relobj::set_local_got_offset): New function.
195 (Relobj::do_local_symbol_value): New pure virtual function.
196 (Relobj::do_local_plt_offset): Likewise.
197 (Relobj::do_local_has_got_offset): Likewise.
198 (Relobj::do_local_got_offset): Likewise.
199 (Relobj::do_set_local_got_offset): Likewise.
200 (Sized_relobj::do_local_has_got_offset): Rename from
201 local_has_got_offset.
202 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
203 (Sized_relobj::do_set_local_got_offset): Rename from
204 set_local_got_offset.
205 (Sized_relobj_file::do_local_plt_offset): Rename from
207 (Sized_relobj_file::do_local_symbol_value): New function.
208 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
210 * output.cc (Output_data_got::Got_entry::write): Change object to
211 Relobj. Use local_symbol_value.
212 (Output_data_got::add_global_with_rel): Change rel_dyn to
213 Output_data_reloc_generic*. Use add_global_generic.
214 (Output_data_got::add_global_with_rela): Remove. Change all
215 callers to use add_global_with_rel.
216 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
217 Output_data_reloc_generic*. Use add_global_generic.
218 (Output_data_got::add_global_pair_with_rela): Remove. Change all
219 callers to use add_global_pair_with_rel.
220 (Output_data_got::add_local): Change object to Relobj*.
221 (Output_data_got::add_local_plt): Likewise.
222 (Output_data_got::add_local_with_rel): Change object to Relobj*,
223 change rel_dyn to Output_data_reloc_generic*. Use
225 (Output_data_got::add_local_with_rela): Remove. Change all
226 callers to use all_local_with_rel.
227 (Output_data_got::add_local_pair_with_rel): Change object to
228 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
229 add_output_section_generic.
230 (Output_data_got::add_local_pair_with_rela): Remove. Change all
231 callers to use add_local_pair_with_rel.
232 (Output_data_got::reserve_local): Change object to Relobj*.
233 * output.h: (class Output_data_reloc_generic): Add pure virtual
234 declarations for add_global_generic, add_local_generic,
235 add_output_section_generic.
236 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
237 functions for Output_data_reloc_generic. Update declarations for
238 changes listed in output.cc.
239 (class Output_data_got): Change template parameter to got_size.
240 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
241 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
243 (Sized_relobj_incr::do_local_plt_offset): New function.
244 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
247 2011-12-17 Cary Coutant <ccoutant@google.com>
249 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
250 * resolve.cc (Symbol_table::resolve): Likewise.
251 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
253 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
255 2011-12-16 Ian Lance Taylor <iant@google.com>
257 * output.h (Output_data_reloc_generic::add): Only call
258 add_dynamic_reloc if this is a dynamic reloc section.
260 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
263 * target-reloc.h (apply_relocation): Replace <64, false> with
266 2011-11-25 Nick Clifton <nickc@redhat.com>
268 * po/it.po: New Italian translation.
270 2011-11-17 Sterling Augustine <saugustine@google.com>
272 * script.cc (script_include_directive): Implement.
273 (read_script_file): New local variables name and search_path. Update
274 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
275 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
276 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
278 2011-11-11 Sterling Augustine <saugustine@google.com>
280 * yyscript.y (section_cmd): Add support for INCLUDE directive.
281 (file_or_sections_cmd): Likewise.
283 2011-11-11 Doug Kwan <dougkwan@google.com>
285 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
286 if --just-symbols is given.
288 2011-11-10 Doug Kwan <dougkwan@google.com>
291 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
292 when processing data relocs.
293 * reloc.h (Relocate_functions::rel_unaligned): New method.
294 (Relocate_functions::pcrel_unaligned): Ditto.
295 (Relocate_functions::rel32_unaligned): Ditto.
296 (Relocate_functions::pcrel32_unaligned): Ditto.
298 2011-11-09 Doug Kwan <dougkwan@google.com>
301 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
302 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
303 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
304 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
305 (Relocate_functions::rel_unaligned): New.
306 (Relocate_functions::rel32_unaligned): New.
307 * target-reloc.h (relocate_for_relocatable): Add code to handle
308 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
309 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
310 arm_unaligned_reloc_r): New targets.
311 * testsuite/Makefile.in: Regenerate.
312 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
315 2011-11-02 Ian Lance Taylor <iant@google.com>
317 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
319 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
320 * options.cc (General_options::finalize): Use library search path
321 from configure script if specified. If not native and no sysroot,
322 only search TOOLLIBDIR.
323 * options.h (Search_directory::Search_directory): Change name to
325 (General_options::add_to_library_path_with_sysroot): Change arg to
327 * configure, Makefile.in, config.in: Rebuild.
329 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
331 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
332 we are working around the ARM1176 Erratum.
333 * options.h (General_options::fix_arm1176): Add option.
334 * testsuite/Makefile.am: Add testcases, and keep current ones
336 * testsuite/Makefile.in: Regenerate.
337 * testsuite/arm_fix_1176.s: New file.
338 * testsuite/arm_fix_1176.sh: Likewise.
340 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
342 * arm.cc (Target_arm::Target_arm): Remove initialisation of
344 (Target_arm::may_use_blx): Remove method.
345 (Target_arm::set_may_use_blx): Likewise.
346 (Target_arm::may_use_v4t_interworking): New method.
347 (Target_arm::may_use_v5t_interworking): Likewise.
348 (Target_arm::may_use_blx_): Remove member variable.
349 (Arm_relocate_functions::arm_branch_common): Check for v5T
351 (Arm_relocate_functions::thumb_branch_common): Likewise.
352 (Reloc_stub::stub_type_for_reloc): Likewise.
353 (Target_arm::do_finalize_sections): Correct interworking checks.
354 * testsuite/Makefile.am: Add new tests.
355 * testsuite/Makefile.in: Regenerate.
356 * testsuite/arm_farcall_arm_arm.s: New test.
357 * testsuite/arm_farcall_arm_arm.sh: Likewise.
358 * testsuite/arm_farcall_arm_thumb.s: Likewise.
359 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
360 * testsuite/arm_farcall_thumb_arm.s: Likewise.
361 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
362 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
363 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
365 2011-10-31 Cary Coutant <ccoutant@google.com>
368 * expression.cc (Expression::eval_with_dot): Add
369 is_section_dot_assignment parameter.
370 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
371 absolute and assigning to dot within a section.
373 (Output_section_element_assignment::set_section_addresses): Pass
374 dot_section to set_if_absolute.
375 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
376 as is_section_dot_assignment flag to eval_with_dot.
377 (Output_section_element_dot_assignment::set_section_addresses):
379 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
380 parameter. Also set value if relative to dot_section; set the
381 symbol's output_section.
382 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
383 parameter. Adjust all callers.
384 (Expression::eval_maybe_dot): Likewise.
385 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
387 * testsuite/script_test_2.t: Test assignment of an absolute value
388 to dot within an output section element.
390 2011-10-31 Cary Coutant <ccoutant@google.com>
392 * options.h (class General_options): Add --[no-]gnu-unique options.
393 * symtab.cc (Symbol_table::sized_write_globals): Convert
394 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
396 2011-10-31 Cary Coutant <ccoutant@google.com>
399 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
400 unnecessary assertion.
401 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
403 2011-10-31 Sriraman Tallam <tmsriram@google.com>
405 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
407 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
409 Change to just keep the section associated with symbol.
410 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
411 they are externally visible and --export-dynamic is turned on.
412 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
414 2011-10-19 Ian Lance Taylor <iant@google.com>
418 (Output_section_element_dot_assignment::needs_output_section): New
421 2011-10-19 Ian Lance Taylor <iant@google.com>
424 * layout.cc (Layout::segment_precedes): Don't assert failure if a
425 --section-start option was seen.
426 * options.h (General_options::any_section_start): New function.
428 2011-10-18 David S. Miller <davem@davemloft.net>
431 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
432 member to track relocation locations that have moved during TLS
434 (Target_sparc::Relocate::Relocate): Initialize to NULL.
435 (Target_sparc::Relocate::relocate): Adjust view down by 4
436 bytes if it matches reloc_adjust_addr_.
437 (Target_sparc::Relocate::relocate_tls): Always move the
438 __tls_get_addr call delay slot instruction forward 4 bytes when
439 performing relaxation.
441 2011-10-18 Cary Coutant <ccoutant@google.com>
443 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
444 (Output_file::map_no_anonymous): Check for non-zero
445 return code from posix_fallocate.
447 2011-10-17 Cary Coutant <ccoutant@google.com>
450 * plugin.cc (is_visible_from_outside): Check for symbols
451 referenced from dynamic objects.
452 * resolve.cc (Symbol_table::resolve): Don't count references
453 from dynamic objects as references from real ELF files.
454 * testsuite/plugin_test_2.sh: Adjust expected result.
456 2011-10-17 Cary Coutant <ccoutant@google.com>
458 * gold.cc: Include timer.h.
459 (queue_middle_tasks): Stamp time.
460 (queue_final_tasks): Likewise.
461 * main.cc (main): Store timer in parameters. Print timers
463 * parameters.cc (Parameters::Parameters): Initialize timer_.
464 (Parameters::set_timer): New function.
465 (set_parameters_timer): New function.
466 * parameters.h (Parameters::set_timer): New function.
467 (Parameters::timer): New function.
468 (Parameters::timer_): New data member.
469 (set_parameters_timer): New function.
470 * timer.cc (Timer::stamp): New function.
471 (Timer::get_pass_time): New function.
472 * timer.h (Timer::stamp): New function.
473 (Timer::get_pass_time): New function.
474 (Timer::pass_times_): New data member.
476 2011-10-17 Cary Coutant <ccoutant@google.com>
478 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
479 task for members of lib groups.
481 2011-10-17 Cary Coutant <ccoutant@google.com>
484 * fileread.cc (File_read::find_view): Add assert.
485 (File_read::make_view): Move bounds check (replace with assert)...
486 (File_read::find_or_make_view): ... to here.
488 2011-10-12 Cary Coutant <ccoutant@google.com>
490 * output.cc (Output_file::open_base_file): Handle case where
491 ::read returns less than requested size.
493 2011-10-10 Cary Coutant <ccoutant@google.com>
495 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
496 Initialize defined_count_.
497 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
498 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
499 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
500 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
501 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
502 * incremental.h (Sized_relobj_incr::defined_count_): New data
504 (Sized_incr_dynobj::defined_count_): New data member.
505 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
506 Return zeroes instead of internal error.
508 2011-10-10 Cary Coutant <ccoutant@google.com>
511 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
512 (Output_reloc::symbol_value): Return PLT offset if flag is set.
513 * output.h (class Output_reloc): Add use_plt_offset flag.
514 (Output_reloc::type_): Adjust size of bit field.
515 (Output_reloc::use_plt_offset_): New bit field.
516 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
517 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
518 flag. Adjust all callers.
519 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
520 creating RELATIVE relocations.
522 2011-10-10 Nick Clifton <nickc@redhat.com>
524 * po/es.po: Updated Spanish translation.
525 * po/fi.po: Updated Finnish translation.
527 2011-10-03 Diego Novillo <dnovillo@google.com>
529 * options.cc (parse_uint): Fix dereference of RETVAL.
531 2011-09-29 Sriraman Tallam <tmsriram@google.com>
533 * layout.h (section_order_map_): New member.
534 (get_section_order_map): New member function.
535 * output.cc (Output_section::add_input_section): Check for patterns
536 only when --section-ordering-file is specified.
537 * gold.cc (queue_middle_tasks): Delay updating order of sections till
538 output_sections have been formed.
539 * layout.cc (Layout_Layout): Initialize section_order_map_.
540 * plugin.cc (update_section_order): Store order in order_map. Do not
542 * testsuite/Makefile.am: Add test case for plugin_final_layout.
543 * testsuite/Makefile.in: Regenerate.
544 * testsuite/plugin_section_order.c: New file.
545 * testsuite/plugin_final_layout.cc: New file.
546 * testsuite/plugin_final_layout.sh: New file.
548 2011-09-29 Cary Coutant <ccoutant@google.com>
550 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
552 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
553 symbols during incremental update.
554 (Symbol_table::add_from_dynobj): Likewise.
556 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
557 Ian Lance Taylor <iant@google.com>
559 * symtab.cc (Symbol_table::define_special_symbol): Always
560 canonicalize version string.
562 2011-09-26 Cary Coutant <ccoutant@google.com>
564 * gold.cc (queue_initial_tasks): Move option checks ...
565 * options.cc (General_options::finalize): ... to here. Disable
566 some options; make others fatal.
568 2011-09-26 Cary Coutant <ccoutant@google.com>
571 * plugin.cc (get_symbols_v2): New function.
572 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
573 (is_referenced_from_outside): New function.
574 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
575 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
576 (get_symbols): Pass version parameter.
577 (get_symbols_v2): New function.
578 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
580 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
581 (onload): Add LDPT_GET_SYMBOLS_V2.
582 (all_symbols_read_hook): Use get_symbols_v2; check for
583 LDPR_PREVAILING_DEF_IRONLY_EXP.
584 * testsuite/plugin_test_3.sh: Update expected results.
586 2011-09-23 Simon Baldwin <simonb@google.com>
588 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
589 configuration options.
590 * configure: Regenerate.
591 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
592 * Makefile.in: Regenerate.
593 * testsuite/Makefile.in: Regenerate.
595 2011-09-19 Sriraman Tallam <tmsriram@google.com>
597 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
599 2011-09-19 Cary Coutant <ccoutant@google.com>
601 * incremental.cc (can_incremental_update): Fix typo in comment.
602 * incremental.h (can_incremental_update): Likewise.
604 2011-09-18 Cary Coutant <ccoutant@google.com>
606 * incremental.cc (can_incremental_update): New function.
607 * incremental.h (can_incremental_update): New function.
608 * layout.cc (Layout::init_fixed_output_section): Call it.
609 (Layout::make_output_section): Don't allow patch space in .eh_frame.
610 * object.cc (Sized_relobj_file::do_layout): Call
611 can_incremental_update.
613 2011-09-13 Cary Coutant <ccoutant@google.com>
615 * configure.ac: Check for glibc support for gnu_indirect_function
616 support with static linking, setting automake conditional
618 * Makefile.in: Regenerate.
619 * configure: Regenerate.
621 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
622 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
624 * testsuite/Makefile.in: Regenerate.
626 2011-09-13 Cary Coutant <ccoutant@google.com>
628 * incremental.cc (Sized_relobj_incr::do_layout): Call
629 report_comdat_group for kept comdat sections.
630 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
631 * testsuite/Makefile.in: Regenerate.
632 * testsuite/incr_comdat_test_1.cc: New source file.
633 * testsuite/incr_comdat_test_2_v1.cc: New source file.
634 * testsuite/incr_comdat_test_2_v2.cc: New source file.
635 * testsuite/incr_comdat_test_2_v3.cc: New source file.
637 2011-09-13 Ian Lance Taylor <iant@google.com>
639 * object.cc (Sized_relobj_file::do_layout): Remove unused local
640 variable external_symbols_offset.
642 2011-09-12 Ian Lance Taylor <iant@google.com>
644 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
645 triggered if object has no symbols.
647 2011-09-09 David S. Miller <davem@davemloft.net>
649 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
650 (Output_fill_debug_line::do_write): Likewise.
652 2011-08-29 Cary Coutant <ccoutant@google.com>
654 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
655 casts to match formatting specs.
656 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
658 2011-08-26 Cary Coutant <ccoutant@google.com>
660 * layout.cc (Free_list::allocate): Provide guarantee of minimum
661 remaining hole size when allocating.
662 (Layout::make_output_section): Set fill methods for debug sections.
663 * layout.h (Free_list::Free_list_node): Move from private to
665 (Free_list::set_min_hole_size): New function.
666 (Free_list::begin, Free_list::end): New functions.
667 (Free_list::min_hole_): New data member.
668 * output.cc: Include dwarf.h.
669 (Output_fill_debug_info::do_minimum_hole_size): New function.
670 (Output_fill_debug_info::do_write): New function.
671 (Output_fill_debug_line::do_minimum_hole_size): New function.
672 (Output_fill_debug_line::do_write): New function.
673 (Output_section::Output_section): Initialize new data member.
674 (Output_section::set_final_data_size): Ensure patch space is larger
675 than minimum hole size.
676 (Output_section::do_write): Fill holes in debug sections.
677 * output.h (Output_fill): New class.
678 (Output_fill_debug_info): New class.
679 (Output_fill_debug_line): New class.
680 (Output_section::set_free_space_fill): New function.
681 (Output_section::free_space_fill_): New data member.
682 * testsuite/Makefile.am (incremental_test_3): Add
683 --incremental-patch option.
684 (incremental_test_4): Likewise.
685 (incremental_test_5): Likewise.
686 (incremental_test_6): Likewise.
687 (incremental_copy_test): Likewise.
688 (incremental_common_test_1): Likewise.
689 * testsuite/Makefile.in: Regenerate.
691 2011-08-26 Nick Clifton <nickc@redhat.com>
693 * po/es.po: Updated Spanish translation.
695 2011-08-01 Cary Coutant <ccoutant@google.com>
697 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
698 * gold/testsuite/Makefile.in: Regenerate.
699 * gold/testsuite/justsyms_exec.c: New source file.
700 * gold/testsuite/justsyms_lib.c: New source file.
702 2011-08-01 Cary Coutant <ccoutant@google.com>
704 * layout.cc (Layout::set_segment_offsets): Don't realign text
705 segment if -Ttext was specified.
706 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
708 * object.h (Sized_relobj_file::e_type): New function.
709 (Sized_relobj_file::e_type_): New data member.
710 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
711 base address for ET_EXEC files.
712 * target.cc (Target::do_make_elf_object_implementation): Allow
713 ET_EXEC files with --just-symbols option.
715 2011-07-28 Cary Coutant <ccoutant@google.com>
717 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
718 Add thread_number parameter.
719 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
720 * workqueue-threads.cc
721 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
722 current thread if its thread number is greater than desired thread
724 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
725 Add thread_number parameter.
726 (Workqueue::should_cancel_thread): Likewise.
727 (Workqueue::find_runnable_or_wait): Pass thread_number to
728 should_cancel_thread.
729 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
732 2011-07-22 Sriraman Tallam <tmsriram@google.com>
734 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
735 only after checking if it cannot be forced local.
736 * symtab.h (is_externally_visible): Check if the symbol is not forced
739 2011-07-15 Ian Lance Taylor <iant@google.com>
741 * options.h (class General_options): Add --print-output-format.
742 Move -EL next to -EB, for better --help output.
743 * target-select.cc: Include <cstdio>, "options.h", and
745 (Target_selector::do_target_bfd_name): New function.
746 (print_output_format): New function.
747 * target-select.h (class Target_selector): Update declarations.
748 (Target_selector::target_bfd_name): New function.
749 (print_output_format): Declare.
750 * main.cc: Include "target-select.h".
751 (main): Handle --print-output-format.
752 * gold.cc: Include "target-select.h".
753 (queue_initial_tasks): Handle --print-output-format when there are
755 * parameters.cc (parameters_force_valid_target): Give a better
756 error message if -EB/-EL does not match target.
757 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
760 2011-07-15 Ian Lance Taylor <iant@google.com>
762 * i386.cc (class Output_data_plt_i386): Add layout_ field.
763 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
764 (Output_data_plt_i386::do_write): Write address of .dynamic
765 section to first entry in .got.plt section.
766 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
767 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
769 (Output_data_plt_x86_64::do_write): Write address of .dynamic
770 section to first entry in .got.plt section.
771 * layout.h (Layout::dynamic_section): New function.
773 2011-07-13 Sriraman Tallam <tmsriram@google.com>
775 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
777 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
778 input_section_position_, and input_section_glob_.
779 (read_layout_from_file): Call function section_ordering_specified.
780 * layout.h (is_section_ordering_specified): New function.
781 (section_ordering_specified): New function.
782 (section_ordering_specified_): New boolean member.
783 * main.cc(main): Call load_plugins after layout object is defined.
784 * output.cc (Output_section::add_input_section): Use
785 function section_ordering_specified to check if section ordering is
787 * output.cc (Output_section::add_relaxed_input_section): Use
788 function section_ordering_specified to check if section ordering is
790 (Output_section::update_section_layout): New function.
791 (Output_section::sort_attached_input_sections): Check if input section
793 * output.h (Output_section::update_section_layout): New function.
794 * plugin.cc (get_section_count): New function.
795 (get_section_type): New function.
796 (get_section_name): New function.
797 (get_section_contents): New function.
798 (update_section_order): New function.
799 (allow_section_ordering): New function.
800 (Plugin::load): Add the new interfaces to the transfer vector.
801 (Plugin_manager::load_plugins): New parameter.
802 (Plugin_manager::all_symbols_read): New parameter.
803 (Plugin_manager::claim_file): New parameter. Save the elf object for
805 (Plugin_manager::get_elf_object): New function.
806 (Plugin_manager::get_view): Change to directly use the bool to check
807 if get_view is called from claim_file_hook.
808 * plugin.h (input_objects): New function
809 (Plugin__manager::load_plugins): New parameter.
810 (Plugin_manager::claim_file): New parameter.
811 (Plugin_manager::get_elf_object): New function.
812 (Plugin_manager::in_claim_file_handler): New function.
813 (Plugin_manager::in_claim_file_handler_): New member.
814 (layout): New function.
815 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
816 handler with an extra parameter. Make the elf object before calling
818 * testsuite/plugin_test.c (get_section_count): New function pointer.
819 (get_section_type): New function pointer.
820 (get_section_name): New function pointer.
821 (get_section_contents): New function pointer.
822 (update_section_order): New function pointer.
823 (allow_section_ordering): New function pointer.
824 (onload): Check if the new interfaces exist.
826 2011-07-13 Ian Lance Taylor <iant@google.com>
828 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
830 * x86_64.cc (Target_x86_64::got_section): Likewise.
831 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
832 (relro_now_test_SOURCES): New variable.
833 (relro_now_test_DEPENDENCIES): New variable.
834 (relro_now_test_LDFLAGS): New variable.
835 (relro_now_test_LDADD): New variable.
836 (relro_now_test.so): New target.
837 * testsuite/Makefile.in: Rebuild.
839 2011-07-12 Ian Lance Taylor <iant@google.com>
842 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
843 GLOB_DAT relocation rather than a RELATIVE relocation for a
844 protected symbol when creating a shared library.
845 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
846 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
847 * testsuite/protected_main_1.cc (main): Test that protected
848 function has same address.
850 2011-07-11 Ian Lance Taylor <iant@google.com>
853 * options.h (class General_options): Add -Bgroup.
854 * options.cc (General_options::finalize): If -Bgroup is set,
855 default to --unresolved-symbols=report-all.
856 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
857 * target-reloc.h (issue_undefined_symbol_error): Handle
858 --unresolved-symbols=report-all.
860 2011-07-08 Ian Lance Taylor <iant@google.com>
863 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
864 if linker script discards key sections.
865 (Layout::create_dynamic_symtab): Likewise.
866 (Layout::assign_local_dynsym_offsets): Likewise.
867 (Layout::sized_create_version_sections): Likewise.
868 (Layout::create_interp): Likewise.
869 (Layout::finish_dynamic_section): Likewise.
870 (Layout::set_dynamic_symbol_size): Likewise.
872 2011-07-08 Ian Lance Taylor <iant@google.com>
875 * options.h (class General_options): Add --unresolved-symbols.
876 * target-reloc.h (issue_undefined_symbol_error): Check
877 --unresolved-symbols. Add comments.
879 2011-07-08 Ian Lance Taylor <iant@google.com>
881 * testsuite/odr_violation2.cc (Ordering::operator()): Make
882 expression more complex.
884 2011-07-08 Ian Lance Taylor <iant@google.com>
887 * target-reloc.h (issue_undefined_symbol_error): New inline
888 function, broken out of relocate_section.
889 (relocate_section): Call issue_undefined_symbol_error.
890 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
891 there is no TLS segment if we are about to issue an undefined
893 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
895 2011-07-08 Ian Lance Taylor <iant@google.com>
898 * resolve.cc (Symbol_table::should_override): Add fromtype
899 parameter. Change all callers. Give error when linking together
900 TLS and non-TLS symbol.
901 (Symbol_table::should_override_with_special): Add fromtype
902 parameter. Change all callers.
903 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
904 there is no TLS segment if we have reported some errors.
905 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
907 2011-07-08 Ian Lance Taylor <iant@google.com>
910 * target.h (Target::plt_address_for_global): New function.
911 (Target::plt_address_for_local): New function.
912 (Target::plt_section_for_global): Remove.
913 (Target::plt_section_for_local): Remove.
914 (Target::do_plt_address_for_global): New virtual function.
915 (Target::do_plt_address_for_local): New virtual function.
916 (Target::do_plt_section_for_global): Remove.
917 (Target::do_plt_section_for_local): Remove.
918 (Target::register_global_plt_entry): Add Symbol_table and Layout
920 * output.cc (Output_data_got::Got_entry::write): Use
921 plt_address_for_global and plt_address_for_local.
922 * layout.cc (Layout::add_target_dynamic_tags): Use size and
923 address of output section.
924 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
925 got_irelative_, and irelative_count_ fields. Update
927 (Output_data_plt_i386::has_irelative_section): New function.
928 (Output_data_plt_i386::entry_count): Add irelative_count_.
929 (Output_data_plt_i386::set_final_data_size): Likewise.
930 (class Target_i386): Add got_irelative_ and rel_irelative_
931 fields. Update declarations.
932 (Target_i386::Target_i386): Initialize new fields.
933 (Target_i386::do_plt_address_for_global): New function replacing
934 do_plt_section_for_global.
935 (Target_i386::do_plt_address_for_local): New function replacing
936 do_plt_section_for_local.
937 (Target_i386::got_section): Create got_irelative_.
938 (Target_i386::rel_irelative_section): New function.
939 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
940 fields. Don't define __rel_iplt_{start,end}.
941 (Output_data_plt_i386::add_entry): Add symtab and layout
942 parameters. Change all callers. Use different PLT and GOT for
944 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
945 layout parameters. Change all callers. Use different PLT and
947 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
948 (Output_data_plt_i386::rel_irelative): New function.
949 (Output_data_plt_i386::address_for_global): New function.
950 (Output_data_plt_i386::address_for_local): New function.
951 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
952 IRELATIVE GOT when changing IFUNC GOT entries.
953 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
955 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
956 if we didn't create an IRELATIVE GOT.
957 (Target_i386::Relocate::relocate): Use plt_address_for_global and
958 plt_address_for_local.
959 (Target_i386::do_dynsym_value): Use plt_address_for_global.
960 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
961 got_irelative_, and irelative_count_ fields. Update
963 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
964 Initialize new fields. Remove symtab parameter. Change all
966 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
968 (Output_data_plt_x86_64::has_irelative_section): New function.
969 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
970 (class Target_x86_64): Add got_irelative_ and rel_irelative_
971 fields. Update declarations.
972 (Target_x86_64::Target_x86_64): Initialize new fields.
973 (Target_x86_64::do_plt_address_for_global): New function replacing
974 do_plt_section_for_global.
975 (Target_x86_64::do_plt_address_for_local): New function replacing
976 do_plt_section_for_local.
977 (Target_x86_64::got_section): Create got_irelative_.
978 (Target_x86_64::rela_irelative_section): New function.
979 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
980 all callers. Don't create __rel_iplt_{start,end}.
981 (Output_data_plt_x86_64::add_entry): Add symtab and layout
982 parameters. Change all callers. Use different PLT and GOT for
984 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
985 layout parameters. Change all callers. Use different PLT and
987 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
988 parameters. Change all callers. Use different PLT and GOT for
990 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
991 (Output_data_plt_x86_64::rela_irelative): New function.
992 (Output_data_plt_x86_64::address_for_global): New function.
993 (Output_data_plt_x86_64::address_for_local): New function.
994 (Output_data_plt_x86_64::set_final_data_size): Likewise.
995 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
996 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
997 (Target_x86_64::register_global_plt_entry): Add symtab and layout
999 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
1001 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
1002 symbols if we didn't create an IRELATIVE GOT.
1003 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
1004 plt_address_for_local.
1005 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
1006 * testsuite/ifuncvar1.c: New test file.
1007 * testsuite/ifuncvar2.c: New test file.
1008 * testsuite/ifuncvar3.c: New test file.
1009 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
1010 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
1011 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
1012 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
1013 * testsuite/Makefile.in: Rebuild.
1015 2011-07-07 Cary Coutant <ccoutant@google.com>
1017 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
1018 (two_file_test_1_ndebug.o): Likewise.
1019 (two_file_test_1b_ndebug.o): Likewise.
1020 (two_file_test_2_ndebug.o): Likewise.
1021 (two_file_test_main_ndebug.o): Likewise.
1022 (incremental_test_2): Link with no-debug versions.
1024 2011-07-06 Cary Coutant <ccoutant@google.com>
1026 * gold/incremental.cc
1027 (Output_section_incremental_inputs::write_info_blocks): Check for
1028 hidden and internal symbols.
1030 2011-07-06 Cary Coutant <ccoutant@google.com>
1032 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
1033 Check disposition for startup file.
1034 (Incremental_inputs::report_command_line): Ignore
1035 --incremental-startup-unchanged option.
1036 * options.cc (General_options::parse_incremental_startup_unchanged):
1038 (General_options::General_options): Initialize new data member.
1039 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
1040 (General_options): Add --incremental-startup-unchanged option.
1041 (General_options::incremental_startup_disposition): New function.
1042 (General_options::incremental_startup_disposition_): New data member.
1044 2011-07-06 Cary Coutant <ccoutant@google.com>
1046 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
1047 input file index to Script_info ctor.
1048 (Sized_incremental_binary::do_file_has_changed): Find the
1049 command-line argument for files named in scripts.
1050 * incremental.h (Script_info::Script_info): New ctor
1051 with input file index.
1052 (Script_info::input_file_index): New function.
1053 (Script_info::input_file_index_): New data member.
1054 (Incremental_binary::get_library): Add const.
1055 (Incremental_binary::get_script_info): Add const.
1056 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
1057 * testsuite/Makefile.am (incremental_test_5): New test case.
1058 (incremental_test_6): New test case.
1059 * testsuite/Makefile.in: Regenerate.
1061 2011-07-06 Cary Coutant <ccoutant@google.com>
1063 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
1064 debug output when command lines differ.
1066 2011-07-06 Cary Coutant <ccoutant@google.com>
1068 * incremental.cc (Incremental_inputs::report_command_line): Ignore
1069 --incremental-patch option.
1070 * layout.cc (Free_list::allocate): Extend allocation beyond original
1072 (Layout::make_output_section): Mark sections that should get
1074 * options.cc (parse_percent): New function.
1075 * options.h (parse_percent): New function.
1076 (DEFINE_percent): New macro.
1077 (General_options): Add --incremental-patch option.
1078 * output.cc (Output_section::Output_section): Initialize new data
1080 (Output_section::add_input_section): Print section name when out
1082 (Output_section::add_output_section_data): Likewise.
1083 (Output_section::set_final_data_size): Add patch space when
1084 doing --incremental-full.
1085 (Output_section::do_reset_address_and_file_offset): Remove patch
1087 (Output_segment::set_section_list_addresses): Print debug output
1088 only if --incremental-update.
1089 * output.h (Output_section::set_is_patch_space_allowed): New function.
1090 (Output_section::is_patch_space_allowed_): New data member.
1091 (Output_section::patch_space_): New data member.
1092 * parameters.cc (Parameters::incremental_full): New function.
1093 * parameters.h (Parameters::incremental_full): New function
1094 * testsuite/Makefile.am (incremental_test_2): Add test for
1095 --incremental-patch option.
1096 * testsuite/Makefile.in: Regenerate.
1097 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
1098 (t18): Remove function body.
1100 2011-07-05 Doug Kwan <dougkwan@google.com>
1103 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
1104 Arm_Address type for relocation result.
1105 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
1107 (Arm_relocate_functions::abs32): Use unaligned access.
1108 (Arm_relocate_functions::rel32): Ditto.
1109 (Arm_relocate_functions::prel31): Ditto.
1110 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
1111 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
1112 static data relocations.
1113 * testsuite/Makefile.in: Regnerate.
1114 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
1116 2011-07-05 Ian Lance Taylor <iant@google.com>
1119 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
1120 symbols if necessary.
1121 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1123 2011-07-05 Ian Lance Taylor <iant@google.com>
1126 * resolve.cc (Symbol::override_base_with_special): Simply override
1127 version with special symbol version, ignoring previous version.
1129 2011-07-05 Ian Lance Taylor <iant@google.com>
1131 * object.cc (Sized_relobj_file::include_section_group): Add
1132 information to comment about signature location.
1134 2011-07-02 Ian Lance Taylor <iant@google.com>
1137 * options.h (class General_options): Add -f and -F.
1138 * options.cc (General_options::finalize): Fatal error if -f/-F
1139 are used without -shared.
1140 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
1142 2011-07-02 Ian Lance Taylor <iant@google.com>
1144 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
1146 2011-07-01 Ian Lance Taylor <iant@google.com>
1150 * resolve.cc (Symbol::override_base_with_special): Don't override
1151 the version if the overriding symbol has a different name.
1152 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
1153 all callers. If we give an error about an undefined version,
1154 define the base version if necessary.
1155 * dynobj.h (class Versions): Update declaration.
1156 * testsuite/weak_alias_test_5.cc: New file.
1157 * testsuite/weak_alias_test.script: New file.
1158 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
1159 and versioned_alias have the right value, and call t2.
1160 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
1161 weak_alias_test_5.so.
1162 (weak_alias_test_LDADD): Likewise.
1163 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
1164 * testsuite/Makefile.in: Rebuild.
1166 2011-07-01 Ian Lance Taylor <iant@google.com>
1169 * options.h (class General_options): Support -z notext.
1170 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
1172 (two_file_shared_nonpic.so): Likewise.
1173 (two_file_shared_mixed.so): Likewise.
1174 (two_file_shared_mixed_1.so): Likewise.
1175 (weak_undef_lib_nonpic.so): Likewise.
1176 (alt/weak_undef_lib_nonpic.so): Likewise.
1177 (tls_test_shared_nonpic.so): Likewise.
1178 * testsuite/Makefile.in: Rebuild.
1180 2011-07-01 Ian Lance Taylor <iant@google.com>
1183 * configure.ac: Test whether static linking works, setting
1184 the automake conditional HAVE_STATIC.
1185 * testsuite/Makefile.am: Disable tests using -static if
1186 HAVE_STATIC is not true.
1187 * configure, testsuite/Makefile.in: Rebuild.
1189 2011-07-01 Ian Lance Taylor <iant@google.com>
1192 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
1193 Assert if we see DW_EH_PE_indirect.
1194 * target.h (Target::ehframe_datarel_base): New function.
1195 (Target::do_ehframe_datarel_base): New target function.
1196 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
1197 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
1200 2011-07-01 Ian Lance Taylor <iant@google.com>
1203 * options.h (class General_options): Add
1204 --ld-generated-unwind-info.
1205 * ehframe.cc (Fde::write): Add address parameter. Change all
1206 callers. If associated with PLT, fill in address and size.
1207 (Cie::set_output_offset): Only add merge mapping if there is an
1209 (Cie::write): Add address parameter. Change all callers.
1210 (Eh_frame::add_ehframe_for_plt): New function.
1211 * ehframe.h (class Fde): Update declarations. Move shndx_ and
1212 input_offset_ fields into union u_, with new plt field.
1213 (Fde::Fde): Adjust for new union field.
1214 (Fde::Fde) [Output_data version]: New constructor.
1215 (Fde::add_mapping): Only add merge mapping if there is an object.
1216 (class Cie): Update declarations.
1217 (class Eh_frame): Declare add_ehframe_for_plt.
1218 * layout.cc (Layout::layout_eh_frame): Break out code into
1219 make_eh_frame_section, and call it.
1220 (Layout::make_eh_frame_section): New function.
1221 (Layout::add_eh_frame_for_plt): New function.
1222 * layout.h (class Layout): Update declarations.
1223 * merge.cc (Merge_map::add_mapping): Add assertion.
1224 * i386.cc: Include "dwarf.h".
1225 (class Output_data_plt_i386): Make first_plt_entry,
1226 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
1227 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1228 and plt_eh_frame_fde.
1229 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
1230 boundary. Call add_eh_frame_for_plt if appropriate.
1231 * x86_64.cc: Include "dwarf.h".
1232 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
1233 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
1234 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1235 and plt_eh_frame_fde.
1236 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
1239 2011-06-29 Ian Lance Taylor <iant@google.com>
1242 * object.cc (Sized_relobj_file::layout_section): Change shdr
1243 parameter to be const.
1244 (Sized_relobj_file::layout_eh_frame_section): New function, broken
1246 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
1247 appropriate. Call layout_eh_frame_section.
1248 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
1250 * object.h (class Sized_relobj_file): Update declarations.
1252 2011-06-29 Ian Lance Taylor <iant@google.com>
1255 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1257 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1259 2011-06-29 Ian Lance Taylor <iant@google.com>
1262 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1264 * layout.cc (Layout::layout_eh_frame): Likewise.
1266 2011-06-29 Ian Lance Taylor <iant@google.com>
1269 * layout.cc (Layout::symtab_section_shndx): New function.
1270 * layout.h (class Layout): Declare symtab_section_shndx.
1271 * output.cc (Output_section::write_header): Call it.
1273 2011-06-29 Ian Lance Taylor <iant@google.com>
1276 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1277 symbols which are not used in a relocation.
1279 2011-06-28 Ian Lance Taylor <iant@google.com>
1282 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1283 script create indistinguishable segments.
1284 (Layout::set_segment_offsets): Use stable_sort when sorting
1285 segments. Pass this to Compare_segments constructor.
1286 * layout.h (class Layout): Make segment_precedes non-static.
1287 (class Compare_segments): Change from struct to class. Add
1288 layout_ field. Add constructor.
1289 * script-sections.cc
1290 (Script_sections::attach_sections_using_phdrs_clause): Rename
1291 local orphan to is_orphan. Don't report failure to put empty
1292 section in segment. On attachment failure, report name of
1293 section, and attach to first PT_LOAD segment.
1295 2011-06-28 Ian Lance Taylor <iant@google.com>
1298 * target-select.cc (Target_selector::Target_selector): Add
1299 emulation parameter. Change all callers.
1300 (select_target_by_bfd_name): Rename from select_target_by_name.
1302 (select_target_by_emulation): New function.
1303 (supported_emulation_names): New function.
1304 * target-select.h (class Target_selector): Add emulation_ field.
1305 Update declarations.
1306 (Target_selector::recognize_by_bfd_name): Rename from
1307 recognize_by_name. Change all callers.
1308 (Target_selector::supported_bfd_names): Rename from
1309 supported_names. Change all callers.
1310 (Target_selector::recognize_by_emulation): New function.
1311 (Target_selector::supported_emulations): New function.
1312 (Target_selector::emulation): New function.
1313 (Target_selector::do_recognize_by_bfd_name): Rename from
1314 do_recognize_by_name. Change all callers.
1315 (Target_selector::do_supported_bfd_names): Rename from
1316 do_supported_names. Change all callers.
1317 (Target_selector::do_recognize_by_emulation): New function.
1318 (Target_selector::do_supported_emulations): New function.
1319 (select_target_by_bfd_name): Change name in declaration.
1320 (select_target_by_emulation): Declare.
1321 (supported_emulation_names): Declare.
1322 * parameters.cc (parameters_force_valid_target): Try to find
1323 target based on emulation from -m option.
1324 * options.h (class General_options): Change doc string for -m.
1325 * options.cc (help): Print emulations.
1326 (General_options::parse_V): Likewise.
1327 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1328 Add emulation parameter. Change all callers.
1330 2011-06-28 Ian Lance Taylor <iant@google.com>
1332 * target.h (class Target): Add osabi_ field.
1333 (Target::osabi): New function.
1334 (Target::set_osabi): New function.
1335 (Target::Target): Initialize osabi_.
1336 (Target::do_adjust_elf_header): Make pure virtual.
1337 (Sized_target::do_adjust_elf_header): Declare.
1338 * target.cc (Sized_target::do_adjust_elf_header): New function.
1339 (class Sized_target): Instantiate all versions.
1340 * freebsd.h (class Target_freebsd): Remove.
1341 (Target_selector_freebsd::do_recognize): Call set_osabi on
1343 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1344 (Target_selector_freebsd::set_osabi): Remove.
1345 * i386.cc (class Target_i386): Inherit from Sized_target rather
1346 than Target_freebsd.
1347 * x86_64.cc (class Target_x86_64): Likewise.
1349 2011-06-28 Ian Lance Taylor <iant@google.com>
1351 * target.h (Target::can_check_for_function_pointers): Rewrite.
1353 (Target::can_icf_inline_merge_sections): Likewise.
1354 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1355 (Target::Target_info): Add can_icf_inline_merge_sections field.
1356 (Target::do_can_check_for_function_pointers): New virtual
1358 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1359 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1360 from can_check_for_function_pointers, move in file.
1361 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1362 section_may_have_icf_unsafe_poineters, move in file.
1363 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1364 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1365 Rename from can_check_for_function_pointers, move in file.
1366 (Target_i386::can_icf_inline_merge_sections): Remove.
1367 (Target_i386::i386_info): Initialize
1368 can_icf_inline_merge_sections.
1369 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1370 Initialize can_icf_inline_merge_sections.
1371 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1372 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1373 Rename from can_check_for_function_pointers, move in file.
1374 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1375 (Target_x86_64::x86_64_info): Initialize
1376 can_icf_inline_merge_sections.
1377 * testsuite/testfile.cc (Target_test::test_target_info):
1379 * icf.cc (get_section_contents): Correct formatting.
1381 2011-06-27 Ian Lance Taylor <iant@google.com>
1383 * symtab.cc (Symbol::versioned_name): New function.
1384 (Symbol_table::add_to_final_symtab): Use versioned_name when
1386 (Symbol_table::sized_write_symbol): Likewise.
1387 * symtab.h (class Symbol): Declare versioned_name.
1388 * stringpool.h (class Stringpool_template): Add variant of add
1389 which takes a std::basic_string.
1390 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1391 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1392 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1393 (ver_test_12.o): New target.
1394 * testsuite/Makefile.in: Rebuild.
1396 2011-06-27 Doug Kwan <dougkwan@google.com>
1398 * arm.cc (Arm_relocate_functions::thm_jump8,
1399 Arm_relocate_functions::thm_jump11): Use a wider signed
1400 type to compute offset.
1401 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1403 * testsuite/Makefile.in: Regenerate.
1404 * testsuite/arm_branch_in_range.sh: Check test results of
1405 arm_thm_jump11 and arm_thm_jump8.
1406 * testsuite/arm_thm_jump11.s: New test source file.
1407 * testsuite/arm_thm_jump11.t: New linker script.
1408 * testsuite/arm_thm_jump8.s: New test source file.
1409 * testsuite/arm_thm_jump8.t: New linker script.
1411 2011-06-24 Ian Lance Taylor <iant@google.com>
1413 * layout.cc: Include "object.h".
1414 (ctors_sections_in_init_array): New static variable.
1415 (Layout::is_ctors_in_init_array): New function.
1416 (Layout::layout): Add entry to ctors_sections_in_init_array if
1418 * layout.h (class Layout): Declare is_ctors_in_init_array.
1419 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1420 is_ctors_reverse_view is set.
1421 (Sized_relobj_file::write_sections): Add layout parameter. Change
1422 all callers. Set is_ctors_reverse_view field of View_size.
1423 (Sized_relobj_file::reverse_words): New function.
1424 * object.h (Sized_relobj_file::View_size): Add
1425 is_ctors_reverse_view field.
1426 (class Sized_relobj_file): Update declarations.
1427 * testsuite/initpri3.c: New test.
1428 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1430 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1431 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1432 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1433 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1434 * testsuite/Makefile.in: Rebuild.
1436 2011-06-24 Cary Coutant <ccoutant@google.com>
1438 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1439 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1440 (debug_msg_cdebug.err): New targets.
1441 * testsuite/Makefile.in: Regenerate.
1442 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1443 Fix checks for link with shared library.
1445 2011-06-24 Doug Kwan <dougkwan@google.com>
1447 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1448 skip empty text sections.
1449 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1451 2011-06-22 Ian Lance Taylor <iant@google.com>
1454 * options.h (class General_options): Add --ctors-in-init-array.
1455 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1456 friends as SHT_PROGBITS for merging sections.
1457 (Layout::layout): Remove special handling of .init_array and
1458 friends. Don't sort if doing relocatable link. Sort for .ctors
1459 and .dtors if ctors_in_init_array.
1460 (Layout::make_output_section): Force correct section types for
1461 .init_array and friends. Don't sort if doing relocatable link,
1462 Don't sort .ctors and .dtors if ctors_in_init_array.
1463 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1464 (Layout::output_section_name): Add relobj parameter. Change all
1465 callers. Handle .ctors. and .dtors. in code rather than table.
1466 Handle .ctors and .dtors if ctors_in_init_array.
1467 (Layout::match_file_name): New function, moved from output.cc.
1468 * layout.h (class Layout): Update declarations.
1469 * output.cc: Include "layout.h".
1470 (Input_section_sort_entry::get_priority): New function.
1471 (Input_section_sort_entry::match_file_name): Just call
1472 Layout::match_file_name.
1473 (Output_section::Input_section_sort_init_fini_compare::operator()):
1474 Handle .ctors and .dtors. Sort by explicit priority rather than
1476 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1477 * testsuite/initpri2.c: New test.
1478 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1479 (check_PROGRAMS): Add initpri2.
1480 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1481 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1482 * configure, testsuite/Makefile.in: Rebuild.
1484 2011-06-19 Ian Lance Taylor <iant@google.com>
1487 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1488 .interp section to a PT_INTERP segment even if we have seen a
1489 --dynamic-linker option. Don't do it if we have seen a PHDRS
1490 clause in a linker script.
1491 (Layout::finalize): Don't create a .interp section if we've
1492 already create a PT_INTERP segment.
1493 (Layout::create_interp): Always call choose_output_section (revert
1494 patch of 2011-06-17). Don't create PT_INTERP segment.
1495 * script-sections.cc
1496 (Script_sections::create_note_and_tls_segments): Add a .interp
1497 section to a PT_INTERP segment even if we have seen a
1498 --dynamic-linker option.
1500 2011-06-18 Ian Lance Taylor <iant@google.com>
1502 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1503 merely because a non-PT_LOAD segment has a dynamic reloc.
1505 2011-06-18 Ian Lance Taylor <iant@google.com>
1507 * layout.cc (Layout::finish_dynamic_section): Don't create
1508 DT_FLAGS entry if not needed.
1510 2011-06-18 Ian Lance Taylor <iant@google.com>
1513 * layout.cc (Layout::layout_eh_frame): Correct handling of
1514 writable .eh_frame section.
1516 2011-06-17 Ian Lance Taylor <iant@google.com>
1519 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1520 symbol is redefined with the exact same object and value.
1522 2011-06-17 Ian Lance Taylor <iant@google.com>
1525 * layout.h (class Layout): Add interp_segment_ field.
1526 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1527 (Layout::attach_allocated_section_to_segment): If making shared
1528 library, put .interp section in PT_INTERP segment.
1529 (Layout::finalize): Also call create_interp if -dynamic-linker
1531 (Layout::create_interp): Assert that there is no PT_INTERP
1532 segment. If not using a SECTIONS clause, use make_output_section.
1533 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1534 * script-sections.cc
1535 (Script_sections::create_note_and_tls_segments): If making shared
1536 library, put .interp section in PT_INTERP segment.
1538 2011-06-17 Ian Lance Taylor <iant@google.com>
1540 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1541 when making a shared library.
1543 2011-06-17 Ian Lance Taylor <iant@google.com>
1545 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1546 parameter. Change all callers. Don't issue warning about PC32
1547 against locally defined symbol.
1549 2011-06-16 Ian Lance Taylor <iant@google.com>
1551 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1552 occurs in same object.
1554 2011-06-14 Alan Modra <amodra@gmail.com>
1556 * po/POTFILES.in: Regenerate.
1558 2011-06-09 Ian Lance Taylor <iant@google.com>
1560 * script-sections.cc
1561 (Orphan_output_section::set_section_addresses): For a relocatable
1562 link set address to 0.
1564 2011-06-09 Cary Coutant <ccoutant@google.com>
1567 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1568 used with --compress-debug-sections.
1569 * gold/object.cc (Sized_relobj_file::do_layout): Report
1570 uncompressed size of compressed input sections.
1572 2011-06-08 Cary Coutant <ccoutant@google.com>
1575 * testsuite/two_file_test_2_v1.cc: Change initialization of
1576 v2 to keep it in .data.
1578 2011-06-07 Cary Coutant <ccoutant@google.com>
1580 * common.cc (Symbol_table::do_allocate_commons_list): Call
1582 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1583 (Errors::fallback): New function.
1584 (gold_fallback): New function.
1585 * errors.h (Errors::fallback): New function.
1586 * gold.cc (gold_exit): Change status parameter to enum; adjust
1588 (queue_initial_tasks): Call gold_fallback.
1589 * gold.h: Include cstdlib.
1590 (Exit_status): New enum type.
1591 (gold_exit): Change status parameter to enum.
1592 (gold_fallback): New function.
1593 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1594 (Layout::create_symtab_sections): Likewise.
1595 (Layout::create_shdrs): Likewise.
1596 * main.cc (main): Adjust call to gold_exit.
1597 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1598 (Output_data_got::add_got_entry_pair): Likewise.
1599 (Output_section::add_input_section): Likewise.
1600 (Output_section::add_output_section_data): Likewise.
1601 (Output_segment::set_section_list_addresses): Likewise.
1602 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1604 2011-06-07 Cary Coutant <ccoutant@google.com>
1606 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1607 for incremental links.
1608 * output.cc (Output_segment::set_section_list_addresses): Remove
1609 FIXME and test for TLS or BSS.
1611 2011-06-07 Cary Coutant <ccoutant@google.com>
1613 * testsuite/Makefile.am: Add incremental_copy_test,
1614 incremental_common_test_1.
1615 * testsuite/Makefile.in: Regenerate.
1616 * testsuite/common_test_1_v1.c: New source file.
1617 * testsuite/common_test_1_v2.c: New source file.
1618 * testsuite/copy_test_v1.cc: New source file.
1620 2011-06-07 Cary Coutant <ccoutant@google.com>
1622 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1623 update, allocate common from bss section's free list.
1624 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1625 linker-defined symbols.
1626 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1627 Skip GOT and PLT entries that are no longer referenced.
1628 (Output_section_incremental_inputs::write_info_blocks): Mark
1629 linker-defined symbols.
1630 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1631 * output.cc (Output_section::allocate): New function.
1632 * output.h (Output_section::allocate): New function.
1633 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1634 linker-defined symbols.
1635 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1636 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1637 (Symbol::init_base_output_data): Likewise.
1638 (Symbol::init_base_output_segment): Likewise.
1639 (Symbol::init_base_constant): Likewise.
1640 (Sized_symbol::init_output_data): Likewise.
1641 (Sized_symbol::init_output_segment): Likewise.
1642 (Sized_symbol::init_constant): Likewise.
1643 (Symbol_table::do_define_in_output_data): Likewise.
1644 (Symbol_table::do_define_in_output_segment): Likewise.
1645 (Symbol_table::do_define_as_constant): Likewise.
1646 * symtab.h (Symbol::is_predefined): New function.
1647 (Symbol::init_base_output_data): Add is_predefined parameter.
1648 (Symbol::init_base_output_segment): Likewise.
1649 (Symbol::init_base_constant): Likewise.
1650 (Symbol::is_predefined_): New data member.
1651 (Sized_symbol::init_output_data): Add is_predefined parameter.
1652 (Sized_symbol::init_output_segment): Likewise.
1653 (Sized_symbol::init_constant): Likewise.
1654 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1656 2011-06-07 Cary Coutant <ccoutant@google.com>
1658 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1659 instead of emit_copy_reloc.
1660 (Copy_relocs::emit_copy_reloc): Refactor.
1661 (Copy_relocs::make_copy_reloc): New function.
1662 (Copy_relocs::add_copy_reloc): Remove.
1663 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1665 (Copy_relocs::make_copy_reloc): New function.
1666 (Copy_relocs::add_copy_reloc): Remove.
1667 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1668 unchanged input files.
1669 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1670 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1671 Reserve BSS space for COPY relocations.
1672 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1673 (Output_section_incremental_inputs::write_info_blocks): Record
1674 whether a symbol is copied from a shared object.
1675 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1676 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1677 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1678 (Incremental_input_entry_reader::get_output_symbol_index): Add
1680 (Incremental_binary::emit_copy_relocs): New function.
1681 (Incremental_binary::do_emit_copy_relocs): New function.
1682 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1684 (Sized_incremental_binary::add_copy_reloc): New function.
1685 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1686 (Sized_incremental_binary::Copy_reloc): New struct.
1687 (Sized_incremental_binary::Copy_relocs): New typedef.
1688 (Sized_incremental_binary::copy_relocs_): New data member.
1689 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1690 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1691 * target.h (Sized_target::emit_copy_reloc): New function.
1692 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1694 2011-06-02 Cary Coutant <ccoutant@google.com>
1697 * gold/archive.cc (Archive::Archive): Initialize new data member.
1698 (Archive::include_all_members): Return if archive has already been
1700 * gold/archive.h (Archive::include_all_members_): New data member.
1702 2011-06-02 Nick Clifton <nickc@redhat.com>
1704 * dynobj.h: Fix spelling mistake in comment.
1705 * output.cc: Likewise.
1707 2011-05-31 Doug Kwan <dougkwan@google.com>
1711 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1712 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1713 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1714 redundant arm_exidx_test.so.
1715 * testsuite/Makefile.in: Regenerate.
1716 (check_SCRIPTS): Add pr12826.sh
1717 (check_DATA): Add pr12826.stdout
1718 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1719 * testsuite/pr12826.sh: New file.
1720 * testsuite/pr12826_1.s: Ditto.
1721 * testsuite/pr12826_1.s: Ditto.
1723 2011-05-30 Ian Lance Taylor <iant@google.com>
1725 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1728 2011-05-29 Ian Lance Taylor <iant@google.com>
1731 * testsuite/Makefile.am: Use different file name for two_file_test
1732 temporary file for each incremental test.
1733 * testsuite/Makefile.in: Rebuild.
1735 2011-05-29 Ian Lance Taylor <iant@google.com>
1737 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1738 binary input file is empty.
1740 2011-05-27 Ian Lance Taylor <iant@google.com>
1742 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1743 (ver_test_9.so): Likewise.
1744 * testsuite/Makefile.in: Rebuild.
1746 2011-05-26 Cary Coutant <ccoutant@google.com>
1748 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1749 * incremental.cc (Incremental_inputs::report_input_section): Fix
1750 comment, indentation.
1751 (Incremental_inputs::report_comdat_group): New function.
1752 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1753 of data for incremental input file entry.
1754 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1755 group count, COMDAT group signatures.
1756 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1757 an unchanged input file.
1758 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1759 Initialize new data member.
1760 (Incremental_object_entry::add_comdat_group): New function.
1761 (Incremental_object_entry::get_comdat_group_count): New function.
1762 (Incremental_object_entry::get_comdat_signature_key): New function.
1763 (Incremental_object_entry::groups_): New data member.
1764 (Incremental_inputs::report_comdat_group): New function.
1765 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1766 data for incremental input file entry.
1767 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1768 (Incremental_input_entry_reader::get_input_section): Adjust size of
1769 data for incremental input file entry.
1770 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1771 (Incremental_input_entry_reader::get_comdat_group_signature): New
1773 * object.cc (Sized_relobj::include_section_group): Report kept
1774 COMDAT groups for incremental links.
1776 2011-05-24 David Meyer <pdox@google.com>
1778 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1779 with name parameter. Add found_name parameter.
1780 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1781 * dirsearch.h (class Dirsearch): Update declaration.
1783 2011-05-24 Ian Lance Taylor <iant@google.com>
1785 * archive.cc (Library_base::should_include_member): Pull in object
1786 from archive if it defines the entry symbol.
1787 * parameters.cc (Parameters::entry): New function.
1788 * parameters.h (class Parameters): Declare entry.
1789 * output.h (class Output_file_header): Remove entry_ field.
1790 * output.cc (Output_file_header::Output_file_header): Remove entry
1791 parameter. Change all callers.
1792 (Output_file_header::entry): Use parameters->entry.
1793 * gold.cc (queue_middle_tasks): Likewise.
1794 * plugin.cc (Plugin_hook::run): Likewise.
1796 2011-05-24 Cary Coutant <ccoutant@google.com>
1798 * gold.cc (queue_initial_tasks): Pass incremental base filename
1799 to Output_file::open_base_file; don't print error message.
1800 * incremental-dump.cc (main): Adjust call to
1801 Output_file::open_for_modification.
1802 * incremental-dump.cc (main): Likewise.
1803 * incremental.cc (Incremental_inputs::report_command_line):
1804 Ignore --incremental-base option when comparing command lines.
1805 Ignore parameter when given as separate argument.
1806 * options.h (class General_options): Add --incremental-base.
1807 * output.cc (Output_file::Output_file):
1808 (Output_file::open_base_file): Add base_name and writable parameters;
1809 read base file into new file; print error message here.
1810 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1812 * output.h (Output_file::open_for_modification): Rename to...
1813 (Output_file::open_base_file): ...this; add base_name and
1814 writable parameters; adjust all callers.
1815 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1817 * testsuite/Makefile.am (incremental_test_4): Test
1819 * testsuite/Makefile.in: Regenerate.
1821 2011-05-24 Cary Coutant <ccoutant@google.com>
1823 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1825 * testsuite/Makefile.in: Regenerate.
1826 * testsuite/two_file_test_1_v1.cc: New test source file.
1827 * testsuite/two_file_test_1b_v1.cc: New test source file.
1828 * testsuite/two_file_test_2_v1.cc: New test source file.
1830 2011-05-24 Cary Coutant <ccoutant@google.com>
1832 * dynobj.h (Dynobj::do_dynobj): New function.
1833 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1834 flag and soname for shared objects.
1835 * incremental.cc (Incremental_inputs::report_object): Make
1836 either Incremental_object_entry or Incremental_dynobj_entry; add
1837 soname to string table.
1838 (Incremental_inputs::report_input_section): Add assertion.
1839 (Output_section_incremental_inputs::set_final_data_size): Adjust
1840 type of input file entry for shared libraries; adjust size of
1841 shared library info entry.
1842 (Output_section_incremental_inputs::write_input_files): Write
1843 as_needed flag for shared libraries.
1844 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1845 of input file entry for shared libraries; write soname.
1846 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1847 soname from incremental info.
1848 * incremental.h (enum Incremental_input_flags): Add
1849 INCREMENTAL_INPUT_AS_NEEDED.
1850 (Incremental_input_entry::Incremental_input_entry): Initialize new
1852 (Incremental_input_entry::set_as_needed): New function.
1853 (Incremental_input_entry::as_needed): New function.
1854 (Incremental_input_entry::do_dynobj_entry): New function.
1855 (Incremental_input_entry::as_needed_): New data member.
1856 (Incremental_object_entry::Incremental_object_entry): Don't check
1858 (Incremental_object_entry::do_type): Likewise.
1859 (class Incremental_dynobj_entry): New class.
1860 (Incremental_input_entry_reader::as_needed): New function.
1861 (Incremental_input_entry_reader::get_soname): New function.
1862 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1863 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1864 size of shared library info entry.
1865 * layout.cc (Layout::finish_dynamic_section): Don't test for
1866 incremental link when adding DT_NEEDED entries.
1867 * object.h (Object::Object): Initialize new data member.
1868 (Object::dynobj): New function.
1869 (Object::set_as_needed): New function.
1870 (Object::as_needed): New function.
1871 (Object::do_dynobj): New function.
1872 (Object::as_needed_): New data member.
1874 2011-05-24 Cary Coutant <ccoutant@google.com>
1876 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1877 info; adjust display of GOT entries.
1878 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1879 vector of input objects; remove file_status_.
1880 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1881 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1882 got_plt reader; call target hooks to reserve GOT entries.
1883 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1884 of input file info header and GOT info entry.
1885 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1887 (Got_plt_view_info::got_descriptor): Remove.
1888 (Got_plt_view_info::sym_index): New data member.
1889 (Got_plt_view_info::input_index): New data member.
1890 (Local_got_offset_visitor::visit): Write input file index.
1891 (Global_got_offset_visitor::visit): Write 0 for input file index.
1892 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1893 with sym_index and input_index.
1894 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1895 incremental info GOT entry; replace got_descriptor with input_index.
1896 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1897 map from input file index to object.
1898 (Sized_relobj_incr::do_layout): Replace direct data member reference
1899 with accessor function.
1900 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1901 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1902 Adjust size of input file info header.
1903 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1904 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1905 (Incremental_input_entry_reader::get_input_section): Adjust size of
1906 input file info header.
1907 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1908 of incremental info GOT entry.
1909 (Incremental_got_plt_reader::get_got_desc): Remove.
1910 (Incremental_got_plt_reader::get_got_symndx): New function.
1911 (Incremental_got_plt_reader::get_got_input_index): New function.
1912 (Sized_incremental_binary::Sized_incremental_binary): Remove
1913 file_status_; add input_objects_.
1914 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1915 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1916 (Sized_incremental_binary::file_is_unchanged): Remove.
1917 (Sized_incremental_binary::set_input_object): New function.
1918 (Sized_incremental_binary::input_object): New function.
1919 (Sized_incremental_binary::file_status_): Remove.
1920 (Sized_incremental_binary::input_objects_): New data member.
1921 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1923 (Sized_relobj_incr::invalid_address): Move to base class.
1924 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1926 (Sized_relobj_incr::do_output_section_offset): Likewise.
1927 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1928 (Sized_relobj_incr::section_offsets_): Likewise.
1929 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1931 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1932 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1933 with accessor function.
1934 (Sized_relobj_file::do_layout): Likewise.
1935 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1936 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1937 (Sized_relobj_file::compute_final_local_value): Replace refs to
1938 section_offsets_ with accessor function.
1939 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1940 * object.h (Relobj::Relobj): Initialize new data members.
1941 (Relobj::add_dyn_reloc): New function.
1942 (Relobj::first_dyn_reloc): New function.
1943 (Relobj::dyn_reloc_count): New function.
1944 (Relobj::first_dyn_reloc_): New data member.
1945 (Relobj::dyn_reloc_count_): New data member.
1946 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1948 (Sized_relobj::Address): New typedef.
1949 (Sized_relobj::invalid_address): Move here from child class.
1950 (Sized_relobj::Sized_relobj): Initialize new data members.
1951 (Sized_relobj::sized_relobj): New function.
1952 (Sized_relobj::is_output_section_offset_invalid): Move here from
1954 (Sized_relobj::get_output_section_offset): Likewise.
1955 (Sized_relobj::local_has_got_offset): Likewise.
1956 (Sized_relobj::local_got_offset): Likewise.
1957 (Sized_relobj::set_local_got_offset): Likewise.
1958 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1959 (Sized_relobj::clear_got_offsets): New function.
1960 (Sized_relobj::section_offsets): Move here from child class.
1961 (Sized_relobj::do_output_section_offset): Likewise.
1962 (Sized_relobj::do_set_section_offset): Likewise.
1963 (Sized_relobj::Local_got_offsets): Likewise.
1964 (Sized_relobj::local_got_offsets_): Likewise.
1965 (Sized_relobj::section_offsets_): Likewise.
1966 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1968 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1970 (Sized_relobj_file::sized_relobj): New function
1971 (Sized_relobj_file::local_has_got_offset): Move to base class.
1972 (Sized_relobj_file::local_got_offset): Likewise.
1973 (Sized_relobj_file::set_local_got_offset): Likewise.
1974 (Sized_relobj_file::get_output_section_offset): Likewise.
1975 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1976 (Sized_relobj_file::do_output_section_offset): Likewise.
1977 (Sized_relobj_file::do_set_section_offset): Likewise.
1978 (Sized_relobj_file::Local_got_offsets): Likewise.
1979 (Sized_relobj_file::local_got_offsets_): Likewise.
1980 (Sized_relobj_file::section_offsets_): Likewise.
1981 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1983 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1984 (Output_reloc::get_symbol_index): Likewise.
1985 (Output_reloc::local_section_offset): Likewise.
1986 (Output_reloc::get_address): Likewise.
1987 (Output_reloc::symbol_value): Likewise.
1988 (Output_data_got::reserve_slot): Move to class definition.
1989 (Output_data_got::reserve_local): New function.
1990 (Output_data_got::reserve_slot_for_global): Remove.
1991 (Output_data_got::reserve_global): New function.
1992 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1993 (all constructors, two instantiations).
1994 (Output_reloc::get_relobj): New function (two instantiations).
1995 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1996 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1997 (Output_data_reloc::add_global): Adjust type of relobj.
1998 (Output_data_reloc::add_global_relative): Likewise.
1999 (Output_data_reloc::add_symbolless_global_addend): Likewise.
2000 (Output_data_reloc::add_local): Likewise.
2001 (Output_data_reloc::add_local_relative): Likewise.
2002 (Output_data_reloc::add_symbolless_local_addend): Likewise.
2003 (Output_data_reloc::add_local_section): Likewise.
2004 (Output_data_reloc::add_output_section): Likewise.
2005 (Output_data_reloc::add_absolute): Likewise.
2006 (Output_data_reloc::add_target_specific): Likewise.
2007 (Output_data_got::reserve_slot): Move definition here.
2008 (Output_data_got::reserve_local): New function.
2009 (Output_data_got::reserve_global): New function.
2010 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
2011 section_offsets_ with accessor function.
2012 (Sized_relobj_file::write_sections): Likewise.
2013 (Sized_relobj_file::do_relocate_sections): Likewise.
2014 * target.h (Sized_target::reserve_local_got_entry): New function.
2015 (Sized_target::reserve_global_got_entry): New function.
2016 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
2017 (Target_x86_64::reserve_global_got_entry): New function.
2018 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
2020 2011-05-23 Cary Coutant <ccoutant@google.com>
2022 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
2023 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
2024 bit when checking got_type.
2025 * incremental.cc (Sized_incremental_binary::setup_readers):
2026 Store symbol table and string table locations; initialize bit vector
2027 of file status flags.
2028 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
2030 (Sized_incremental_binary::do_process_got_plt): New function.
2031 (Sized_incremental_binary::get_symtab_view): Use stored locations.
2032 (Output_section_incremental_inputs::set_final_data_size): Record
2033 file index for each input file.
2034 (Output_section_incremental_inputs::write_got_plt): Store file index
2035 instead of input entry offset for each GOT entry.
2037 (Incremental_input_entry::Incremental_input_entry): Initialize new
2039 (Incremental_input_entry::set_offset): Store file index.
2040 (Incremental_input_entry::get_file_index): New function.
2041 (Incremental_input_entry::file_index_): New data member.
2042 (Incremental_binary::process_got_plt): New function.
2043 (Incremental_binary::do_process_got_plt): New function.
2044 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2046 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
2047 (Sized_incremental_binary::set_file_is_unchanged): New function.
2048 (Sized_incremental_binary::file_is_unchanged): New function.
2049 (Sized_incremental_binary::do_process_got_plt): New function.
2050 (Sized_incremental_binary::file_status_): New data member.
2051 (Sized_incremental_binary::main_symtab_loc_): New data member.
2052 (Sized_incremental_binary::main_strtab_loc_): New data member.
2053 * output.cc (Output_data_got::Got_entry::write): Add case
2055 (Output_data_got::add_global): Call add_got_entry.
2056 (Output_data_got::add_global_plt): Likewise.
2057 (Output_data_got::add_global_with_rel): Likewise.
2058 (Output_data_got::add_global_with_rela): Likewise.
2059 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
2060 (Output_data_got::add_global_pair_with_rela): Likewise.
2061 (Output_data_got::add_local): Call add_got_entry.
2062 (Output_data_got::add_local_plt): Likewise.
2063 (Output_data_got::add_local_with_rel): Likewise.
2064 (Output_data_got::add_local_with_rela): Likewise.
2065 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
2066 (Output_data_got::add_local_pair_with_rela): Likewise.
2067 (Output_data_got::reserve_slot): New function.
2068 (Output_data_got::reserve_slot_for_global): New function.
2069 (Output_data_got::add_got_entry): New function.
2070 (Output_data_got::add_got_entry_pair): New function.
2071 (Output_section::add_output_section_data): Edit FIXME.
2073 (Output_section_data_build::Output_section_data_build): New
2074 constructor with size parameter.
2075 (Output_data_space::Output_data_space): Likewise.
2076 (Output_data_got::Output_data_got): Initialize new data member; new
2077 constructor with size parameter.
2078 (Output_data_got::add_constant): Call add_got_entry.
2079 (Output_data_got::reserve_slot): New function.
2080 (Output_data_got::reserve_slot_for_global): New function.
2081 (class Output_data_got::Got_entry): Add RESERVED_CODE.
2082 (Output_data_got::add_got_entry): New function.
2083 (Output_data_got::add_got_entry_pair): New function.
2084 (Output_data_got::free_list_): New data member.
2085 * target.h (Sized_target::init_got_plt_for_update): New function.
2086 (Sized_target::register_global_plt_entry): New function.
2087 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2088 Initialize new data member; call init; add constructor with PLT count.
2089 (Output_data_plt_x86_64::init): New function.
2090 (Output_data_plt_x86_64::add_relocation): New function.
2091 (Output_data_plt_x86_64::reserve_slot): New function.
2092 (Output_data_plt_x86_64::free_list_): New data member.
2093 (Target_x86_64::init_got_plt_for_update): New function.
2094 (Target_x86_64::register_global_plt_entry): New function.
2095 (Output_data_plt_x86_64::add_entry): Allocate from free list for
2096 incremental updates.
2097 (Output_data_plt_x86_64::add_relocation): New function.
2098 * testsuite/object_unittest.cc (Object_test): Set default options.
2100 2011-05-16 Ian Lance Taylor <iant@google.com>
2102 * options.h (class General_options): Make -i a synonym for -r.
2104 2011-05-16 Ian Lance Taylor <iant@google.com>
2106 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
2108 2011-05-10 Cary Coutant <ccoutant@google.com>
2110 * object.cc (Sized_relobj::do_count_local_symbols): Check for
2113 2011-05-06 Ian Lance Taylor <iant@google.com>
2115 * layout.cc (Layout::layout): If the output section flags change,
2116 update the ordering.
2118 2011-04-25 Cary Coutant <ccoutant@google.com>
2120 * incremental-dump.cc (dump_incremental_inputs): Print local
2121 symbol info for each input file.
2123 (Output_section_incremental_inputs::set_final_data_size): Add local
2124 symbol info to input file entries in incremental info.
2125 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2126 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
2127 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
2128 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
2130 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
2131 (Sized_incr_relobj::do_relocate): Write the local symbols.
2132 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
2133 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
2134 Adjust size of input file header.
2135 (Incremental_inputs_reader::get_local_symbol_offset): New function.
2136 (Incremental_inputs_reader::get_local_symbol_count): New function.
2137 (Incremental_inputs_reader::get_input_section): Adjust size of input
2139 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
2140 (Sized_incr_relobj::This): New typedef.
2141 (Sized_incr_relobj::sym_size): New const data member.
2142 (Sized_incr_relobj::Local_symbol): New struct.
2143 (Sized_incr_relobj::do_output_local_symbol_count): New function.
2144 (Sized_incr_relobj::do_local_symbol_offset): New function.
2145 (Sized_incr_relobj::local_symbol_count_): New data member.
2146 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
2147 (Sized_incr_relobj::local_symbol_index_): New data member.
2148 (Sized_incr_relobj::local_symbol_offset_): New data member.
2149 (Sized_incr_relobj::local_dynsym_offset_): New data member.
2150 (Sized_incr_relobj::local_symbols_): New data member.
2151 * object.h (Relobj::output_local_symbol_count): New function.
2152 (Relobj::local_symbol_offset): New function.
2153 (Relobj::do_output_local_symbol_count): New function.
2154 (Relobj::do_local_symbol_offset): New function.
2155 (Sized_relobj::do_output_local_symbol_count): New function.
2156 (Sized_relobj::do_local_symbol_offset): New function.
2158 2011-04-22 Vladimir Simonov <sv@sw.ru>
2160 * descriptors.cc (set_close_on_exec): New function.
2161 (Descriptors::open): Use set_close_on_exec.
2162 * output.cc (S_ISLNK): Define if not defined.
2164 2011-04-22 Cary Coutant <ccoutant@google.com>
2166 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2168 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2169 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
2170 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
2172 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
2173 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
2174 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
2176 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
2178 (Incremental_binary::apply_incremental_relocs): New function.
2179 (Incremental_binary::do_apply_incremental_relocs): New function.
2180 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2182 (Sized_incremental_binary::add_global_symbol): New function.
2183 (Sized_incremental_binary::global_symbol): New function.
2184 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2185 (Sized_incremental_binary::symbol_map_): New data member.
2186 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
2187 * target.h (Sized_target::apply_relocation): New function.
2188 * target-reloc.h (apply_relocation): New function.
2189 * x86_64.cc (Target_x86_64::apply_relocation): New function.
2191 2011-04-22 Doug Kwan <dougkwan@google.com>
2193 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
2194 flag of a SHT_ARM_EXIDX section.
2195 * testsuite/Makefile.am (arm_exidx_test): New test rules.
2196 * testsuite/Makefile.in: Regenerate.
2197 * testsuite/arm_exidx_test.s: New file.
2198 * testsuite/arm_exidx_test.sh: Same.
2200 2011-04-20 Cary Coutant <ccoutant@google.com>
2203 * archive.h (Incremental_archive_entry::Archive_member):
2204 Initialize arg_serial_ (second constructor).
2206 2011-04-17 Ian Lance Taylor <iant@google.com>
2208 * object.cc (Relocate_info::location): Simplify location string.
2209 * errors.cc (Errors::error_at_location): Don't print program
2211 (Errors::warning_at_location): Likewise.
2212 (Errors::undefined_symbol): Likewise.
2213 * testsuite/debug_msg.sh: Update accordingly.
2215 2011-04-14 Cary Coutant <ccoutant@google.com>
2217 * gold/layout.cc (Layout::symtab_section_offset): New function.
2218 * gold/layout.h (Layout::symtab_section_offset): New function.
2219 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
2221 2011-04-12 Ian Lance Taylor <iant@google.com>
2223 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
2224 with MREMAP_MAYMOVE.
2225 * output.h (class Output_file): Add map_is_allocated_ field.
2226 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
2227 not available, provide stubs. If mremap is not available, #define
2229 (MREMAP_MAYMOVE): Define if not defined.
2230 (Output_file::Output_file): Initialize map_is_allocated_.
2231 (Output_file::resize): Check map_is_allocated_.
2232 (Output_file::map_anonymous): If mmap fails, use malloc.
2233 (Output_file::unmap): Don't do anything for an anonymous map.
2234 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
2235 is not available, provide stubs.
2236 (File_read::View::~View): Use free rather than delete[].
2237 (File_read::make_view): Use malloc rather than new[]. If mmap
2239 (File_read::find_or_make_view): Use malloc rather than new[].
2240 * gold.h: Remove HAVE_REMAP code.
2241 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
2242 exists. Rename mremap to gold_mremap. If mmap is not available
2244 * configure, config.in: Rebuild.
2246 2011-04-11 Ian Lance Taylor <iant@google.com>
2248 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
2249 initialize local variable v.
2251 2011-04-11 Cary Coutant <ccoutant@google.com>
2253 * archive.cc (Archive::include_member): Adjust call to
2255 (Add_archive_symbols::run): Track argument serial numbers.
2256 (Lib_group::include_member): Likewise.
2257 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2258 * archive.h (Incremental_archive_entry::Archive_member):
2259 Initialize arg_serial_.
2260 (Archive_member::arg_serial_): New data member.
2261 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2262 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2264 (Sized_dynobj::do_for_all_local_got_entries): New function.
2265 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2267 * fileread.cc (get_mtime): New function.
2268 * fileread.h (get_mtime): New function.
2269 * gold.cc (queue_initial_tasks): Check for incremental update.
2270 (process_incremental_input): New function.
2271 (queue_middle_tasks): Don't force valid target for incremental
2273 * incremental-dump.cc (find_input_containing_global): Adjust
2274 size of symbol info entry.
2275 (dump_incremental_inputs): Dump argument serial number and
2276 in_system_directory flag; bias shndx by 1; print symbol names
2277 when dumping per-file symbol lists; use new symbol info readers.
2279 (Output_section_incremental_inputs:update_data_size): New function.
2280 (Sized_incremental_binary::setup_readers): Setup input readers
2281 for each input file; build maps for files added from libraries
2283 (Sized_incremental_binary::check_input_args): New function.
2284 (Sized_incremental_binary::do_check_inputs): Build map of argument
2285 serial numbers to input arguments.
2286 (Sized_incremental_binary::do_file_has_changed): Rename
2287 do_file_is_unchanged to this; compare file modification times.
2288 (Sized_incremental_binary::do_init_layout): New function.
2289 (Sized_incremental_binary::do_reserve_layout): New function.
2290 (Sized_incremental_binary::do_get_input_reader): Remove.
2291 (Sized_incremental_binary::get_symtab_view): New function.
2292 (Incremental_checker::can_incrementally_link_output_file): Remove.
2293 (Incremental_inputs::report_command_line): Exclude --debug options.
2294 (Incremental_inputs::report_archive_begin): Add parameter; track
2295 argument serial numbers; don't put input file entry for archive
2296 before archive members.
2297 (Incremental_inputs::report_archive_end): Put input file entry
2298 for archive after archive members.
2299 (Incremental_inputs::report_object): Add parameter; track argument
2300 serial numbers and in_system_directory flag.
2301 (Incremental_inputs::report_script): Add parameter; track argument
2303 (Output_section_incremental_inputs::set_final_data_size): Adjust
2304 size of symbol info entry; check for forwarding symbols.
2305 (Output_section_incremental_inputs::write_input_files): Write
2306 in_system_directory flag and argument serial number.
2307 (Output_section_incremental_inputs::write_info_blocks): Map section
2308 indices between incremental info and original input file; store
2309 input section index for each symbol.
2310 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2311 change operator() to visit().
2312 (class Global_got_offset_visitor): Likewise.
2313 (class Global_symbol_visitor_got_plt):
2314 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2316 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2317 (Sized_incr_relobj::do_read_symbols): New function.
2318 (Sized_incr_relobj::do_layout): New function.
2319 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2320 (Sized_incr_relobj::do_add_symbols): New function.
2321 (Sized_incr_relobj::do_should_include_member): New function.
2322 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2323 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2324 (Sized_incr_relobj::do_section_size): New function.
2325 (Sized_incr_relobj::do_section_name): New function.
2326 (Sized_incr_relobj::do_section_contents): New function.
2327 (Sized_incr_relobj::do_section_flags): New function.
2328 (Sized_incr_relobj::do_section_entsize): New function.
2329 (Sized_incr_relobj::do_section_address): New function.
2330 (Sized_incr_relobj::do_section_type): New function.
2331 (Sized_incr_relobj::do_section_link): New function.
2332 (Sized_incr_relobj::do_section_info): New function.
2333 (Sized_incr_relobj::do_section_addralign): New function.
2334 (Sized_incr_relobj::do_initialize_xindex): New function.
2335 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2336 (Sized_incr_relobj::do_read_relocs): New function.
2337 (Sized_incr_relobj::do_gc_process_relocs): New function.
2338 (Sized_incr_relobj::do_scan_relocs): New function.
2339 (Sized_incr_relobj::do_count_local_symbols): New function.
2340 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2341 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2342 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2343 (Sized_incr_relobj::do_relocate): New function.
2344 (Sized_incr_relobj::do_set_section_offset): New function.
2345 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2346 (Sized_incr_dynobj::do_read_symbols): New function.
2347 (Sized_incr_dynobj::do_layout): New function.
2348 (Sized_incr_dynobj::do_add_symbols): New function.
2349 (Sized_incr_dynobj::do_should_include_member): New function.
2350 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2351 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2352 (Sized_incr_dynobj::do_section_size): New function.
2353 (Sized_incr_dynobj::do_section_name): New function.
2354 (Sized_incr_dynobj::do_section_contents): New function.
2355 (Sized_incr_dynobj::do_section_flags): New function.
2356 (Sized_incr_dynobj::do_section_entsize): New function.
2357 (Sized_incr_dynobj::do_section_address): New function.
2358 (Sized_incr_dynobj::do_section_type): New function.
2359 (Sized_incr_dynobj::do_section_link): New function.
2360 (Sized_incr_dynobj::do_section_info): New function.
2361 (Sized_incr_dynobj::do_section_addralign): New function.
2362 (Sized_incr_dynobj::do_initialize_xindex): New function.
2363 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2364 (make_sized_incremental_object): New function.
2365 (Incremental_library::copy_unused_symbols): New function.
2366 (Incremental_library::do_for_all_unused_symbols): New function.
2367 * incremental.h (enum Incremental_input_flags): New type.
2368 (class Incremental_checker): Remove.
2369 (Incremental_input_entry::Incremental_input_entry): Add argument
2371 (Incremental_input_entry::arg_serial): New function.
2372 (Incremental_input_entry::set_is_in_system_directory): New function.
2373 (Incremental_input_entry::is_in_system_directory): New function.
2374 (Incremental_input_entry::arg_serial_): New data member.
2375 (Incremental_input_entry::is_in_system_directory_): New data member.
2376 (class Script_info): Move here from script.h.
2377 (Script_info::Script_info): Add filename parameter.
2378 (Script_info::filename): New function.
2379 (Script_info::filename_): New data member.
2380 (Incremental_script_entry::Incremental_script_entry): Add argument
2382 (Incremental_object_entry::Incremental_object_entry): Likewise.
2383 (Incremental_object_entry::add_input_section): Build list of input
2384 sections with map to original shndx.
2385 (Incremental_object_entry::get_input_section_index): New function.
2386 (Incremental_object_entry::shndx_): New data member.
2387 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2388 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2389 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2391 (Incremental_inputs::report_archive_begin): Likewise.
2392 (Incremental_inputs::report_object): Likewise.
2393 (Incremental_inputs::report_script): Likewise.
2394 (class Incremental_global_symbol_reader): New class.
2395 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2396 and store flags and input file type.
2397 (Incremental_input_entry_reader::arg_serial): New function.
2398 (Incremental_input_entry_reader::type): Extract type from flags.
2399 (Incremental_input_entry_reader::is_in_system_directory): New function.
2400 (Incremental_input_entry_reader::get_input_section_count): Call
2401 accessor function for type.
2402 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2403 function for type; adjust size of global symbol entry.
2404 (Incremental_input_entry_reader::get_global_symbol_count): Call
2405 accessor function for type.
2406 (Incremental_input_entry_reader::get_object_count): Likewise.
2407 (Incremental_input_entry_reader::get_object_offset): Likewise.
2408 (Incremental_input_entry_reader::get_member_count): Likewise.
2409 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2410 (Incremental_input_entry_reader::get_member_offset): Likewise.
2411 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2412 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2413 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2414 (Incremental_input_entry_reader::get_global_symbol_reader): New
2416 (Incremental_input_entry_reader::get_output_symbol_index): New
2418 (Incremental_input_entry_reader::type_): Remove.
2419 (Incremental_input_entry_reader::flags_): New data member.
2420 (Incremental_inputs_reader::input_file_offset): New function.
2421 (Incremental_inputs_reader::input_file_index): New function.
2422 (Incremental_inputs_reader::input_file): Call input_file_offset.
2423 (Incremental_inputs_reader::input_file_at_offset): New function.
2424 (Incremental_relocs_reader::get_r_type): Reformat.
2425 (Incremental_relocs_reader::get_r_shndx): Reformat.
2426 (Incremental_relocs_reader::get_r_offset): Reformat.
2427 (Incremental_relocs_reader::data): New function.
2428 (Incremental_binary::Incremental_binary): Initialize new data members.
2429 (Incremental_binary::check_inputs): Add cmdline parameter.
2430 (Incremental_binary::file_is_unchanged): Remove.
2431 (Input_reader::arg_serial): New function.
2432 (Input_reader::get_unused_symbol_count): New function.
2433 (Input_reader::get_unused_symbol): New function.
2434 (Input_reader::do_arg_serial): New function.
2435 (Input_reader::do_get_unused_symbol_count): New function.
2436 (Input_reader::do_get_unused_symbol): New function.
2437 (Incremental_binary::input_file_count): New function.
2438 (Incremental_binary::get_input_reader): Change signature to use
2439 index instead of filename.
2440 (Incremental_binary::file_has_changed): New function.
2441 (Incremental_binary::get_input_argument): New function.
2442 (Incremental_binary::get_library): New function.
2443 (Incremental_binary::get_script_info): New function.
2444 (Incremental_binary::init_layout): New function.
2445 (Incremental_binary::reserve_layout): New function.
2446 (Incremental_binary::output_file): New function.
2447 (Incremental_binary::do_check_inputs): New function.
2448 (Incremental_binary::do_file_is_unchanged): Remove.
2449 (Incremental_binary::do_file_has_changed): New function.
2450 (Incremental_binary::do_init_layout): New function.
2451 (Incremental_binary::do_reserve_layout): New function.
2452 (Incremental_binary::do_input_file_count): New function.
2453 (Incremental_binary::do_get_input_reader): Change signature.
2454 (Incremental_binary::input_args_map_): New data member.
2455 (Incremental_binary::library_map_): New data member.
2456 (Incremental_binary::script_map_): New data member.
2457 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2459 (Sized_incremental_binary::output_section): New function.
2460 (Sized_incremental_binary::inputs_reader): Add const.
2461 (Sized_incremental_binary::symtab_reader): Add const.
2462 (Sized_incremental_binary::relocs_reader): Add const.
2463 (Sized_incremental_binary::got_plt_reader): Add const.
2464 (Sized_incremental_binary::get_symtab_view): New function.
2465 (Sized_incremental_binary::Inputs_reader): New typedef.
2466 (Sized_incremental_binary::Input_entry_reader): New typedef.
2467 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2468 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2469 (Sized_incremental_binary::do_file_has_changed): New function.
2470 (Sized_incremental_binary::do_init_layout): New function.
2471 (Sized_incremental_binary::do_reserve_layout): New function.
2472 (Sized_input_reader::Inputs_reader): Remove.
2473 (Sized_input_reader::Input_entry_reader): Remove.
2474 (Sized_input_reader::do_arg_serial): New function.
2475 (Sized_input_reader::do_get_unused_symbol_count): New function.
2476 (Sized_input_reader::do_get_unused_symbol): New function.
2477 (Sized_incremental_binary::do_input_file_count): New function.
2478 (Sized_incremental_binary::do_get_input_reader): Change signature;
2479 use index instead of filename.
2480 (Sized_incremental_binary::section_map_): New data member.
2481 (Sized_incremental_binary::input_entry_readers_): New data member.
2482 (class Sized_incr_relobj): New class.
2483 (class Sized_incr_dynobj): New class.
2484 (make_sized_incremental_object): New function.
2485 (class Incremental_library): New class.
2486 * layout.cc (Free_list::num_lists): New static data member.
2487 (Free_list::num_nodes): New static data member.
2488 (Free_list::num_removes): New static data member.
2489 (Free_list::num_remove_visits): New static data member.
2490 (Free_list::num_allocates): New static data member.
2491 (Free_list::num_allocate_visits): New static data member.
2492 (Free_list::init): New function.
2493 (Free_list::remove): New function.
2494 (Free_list::allocate): New function.
2495 (Free_list::dump): New function.
2496 (Free_list::print_stats): New function.
2497 (Layout_task_runner::run): Resize output file for incremental updates.
2498 (Layout::Layout): Initialize new data members.
2499 (Layout::set_incremental_base): New function.
2500 (Layout::init_fixed_output_section): New function.
2501 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2502 incremental updates.
2503 (Layout::create_gold_note): Do not create gold note section for
2504 incremental updates.
2505 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2506 for incremental updates.
2507 (Layout::set_section_offsets): For incremental updates, allocate space
2509 (Layout::create_symtab_sections): Layout with offsets relative to
2510 start of section; for incremental updates, allocate space from free
2512 (Layout::create_shdrs): For incremental updates, allocate space from
2514 (Layout::finish_dynamic_section): For incremental updates, do not
2515 check --as-needed (fixed in subsequent patch).
2516 * layout.h (class Free_list): New class.
2517 (Layout::set_incremental_base): New function.
2518 (Layout::incremental_base): New function.
2519 (Layout::init_fixed_output_section): New function.
2520 (Layout::allocate): New function.
2521 (Layout::incremental_base_): New data member.
2522 (Layout::free_list_): New data member.
2523 * main.cc (main): Print Free_list statistics.
2524 * object.cc (Relobj::finalize_incremental_relocs): Add
2525 clear_counts parameter; clear counts only when clear_counts is set.
2526 (Sized_relobj::Sized_relobj): Initialize new base class.
2527 (Sized_relobj::do_layout): Don't report special sections.
2528 (Sized_relobj::do_for_all_local_got_entries): New function.
2529 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2530 symtab_off to all symbol table offsets.
2531 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2532 * object.h (class Got_offset_list): Move to top of file.
2533 (Object::Object): Allow case where input_file == NULL.
2534 (Object::~Object): Likewise.
2535 (Object::input_file): Assert that input_file != NULL.
2536 (Object::lock): Allow case where input_file == NULL.
2537 (Object::unlock): Likewise.
2538 (Object::is_locked): Likewise.
2539 (Object::token): Likewise.
2540 (Object::release): Likewise.
2541 (Object::is_incremental): New function.
2542 (Object::get_mtime): New function.
2543 (Object::for_all_local_got_entries): New function.
2544 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2545 (Object::set_is_in_system_directory): New function.
2546 (Object::is_in_system_directory): New function.
2547 (Object::do_is_incremental): New function.
2548 (Object::do_get_mtime): New function.
2549 (Object::do_for_all_local_got_entries): New function.
2550 (Object::is_in_system_directory_): New data member.
2551 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2552 (class Sized_relobj_base): New class.
2553 (class Sized_relobj): Derive from Sized_relobj_base.
2554 (class Sized_relobj::Symbols): Redeclare from base class.
2555 (class Sized_relobj::local_got_offset_list): Remove.
2556 (class Sized_relobj::Output_sections): Redeclare from base class.
2557 (class Sized_relobj::do_for_all_local_got_entries): New function.
2558 (class Sized_relobj::write_local_symbols): Add offset parameter.
2559 (class Sized_relobj::local_symbol_offset_): Update comment.
2560 (class Sized_relobj::local_dynsym_offset_): Update comment.
2561 * options.cc (Input_arguments::add_file): Remove const.
2562 * options.h (Input_file_argument::Input_file_argument):
2563 Initialize arg_serial_ (all constructors).
2564 (Input_file_argument::set_arg_serial): New function.
2565 (Input_file_argument::arg_serial): New function.
2566 (Input_file_argument::arg_serial_): New data member.
2567 (Input_arguments::Input_arguments): Initialize file_count_.
2568 (Input_arguments::add_file): Remove const.
2569 (Input_arguments::number_of_input_files): New function.
2570 (Input_arguments::file_count_): New data member.
2571 (Command_line::number_of_input_files): Call
2572 Input_arguments::number_of_input_files.
2573 * output.cc (Output_segment_headers::Output_segment_headers):
2575 (Output_section::Input_section::current_data_size): New function.
2576 (Output_section::Output_section): Initialize new data members.
2577 (Output_section::add_input_section): Don't do merge sections for
2578 an incremental link; allocate space from free list for an
2580 (Output_section::add_output_section_data): Allocate space from
2581 free list for an incremental update.
2582 (Output_section::update_data_size): New function.
2583 (Output_section::set_fixed_layout): New function.
2584 (Output_section::reserve): New function.
2585 (Output_segment::set_section_addresses): Remove const.
2586 (Output_segment::set_section_list_addresses): Remove const; allocate
2587 space from free list for an incremental update.
2588 (Output_segment::set_offset): Adjust size of RELRO segment for an
2590 * output.h (Output_data::current_data_size): Move here from
2592 (Output_data::pre_finalize_data_size): New function.
2593 (Output_data::update_data_size): New function.
2594 (Output_section_headers::update_data_size): new function.
2595 (Output_section_data_build::current_data_size): Move to Output_data.
2596 (Output_data_strtab::update_data_size): New function.
2597 (Output_section::current_data_size): Move to Output_data.
2598 (Output_section::set_fixed_layout): New function.
2599 (Output_section::has_fixed_layout): New function.
2600 (Output_section::reserve): New function.
2601 (Output_section::update_data_size): New function.
2602 (Output_section::has_fixed_layout_): New data member.
2603 (Output_section::free_list_): New data member.
2604 (Output_segment::set_section_addresses): Remove const.
2605 (Output_segment::set_section_list_addresses): Remove const.
2606 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2608 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2610 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2611 parameter when calling Add_symbols constructor; store argument
2612 serial number for members of a lib group.
2613 (Add_symbols::locks): Allow case where token == NULL.
2614 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2615 (Read_member::~Read_member): New function.
2616 (Read_member::is_runnable): New function.
2617 (Read_member::locks): New function.
2618 (Read_member::run): New function.
2619 (Check_script::~Check_script): New function.
2620 (Check_script::is_runnable): New function.
2621 (Check_script::locks): New function.
2622 (Check_script::run): New function.
2623 (Check_library::~Check_library): New function.
2624 (Check_library::is_runnable): New function.
2625 (Check_library::locks): New function.
2626 (Check_library::run): New function.
2627 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2628 (Add_symbols::library_): New data member.
2629 (class Read_member): New class.
2630 (class Check_script): New class.
2631 (class Check_library): New class.
2632 * reloc.cc (Read_relocs::is_runnable): Allow case where
2634 (Read_relocs::locks): Likewise.
2635 (Scan_relocs::locks): Likewise.
2636 (Relocate_task::locks): Likewise.
2637 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2639 (Sized_relobj::incremental_relocs_scan): Fix comment.
2640 (Sized_relobj::do_relocate): Pass output file offset to
2641 write_local_symbols.
2642 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2643 from class declaration.
2644 * script.cc (read_input_script): Allocate Script_info; pass
2645 argument serial number to report_script.
2646 * script.h (class Script_info): Move to incremental.h.
2647 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2648 * symtab.h (Symbol_table::add_from_incrobj): New function.
2649 (Symbol_table::set_file_offset): New function.
2651 2011-04-05 Cary Coutant <ccoutant@google.com>
2653 * incremental-dump.cc (dump_incremental_inputs): Change signature
2654 to take a Sized_incremental_binary; change caller. Use readers
2655 in Sized_incremental_binary.
2657 (Sized_incremental_binary::find_incremental_inputs_sections):
2658 Rename do_find_incremental_inputs_sections to this.
2659 (Sized_incremental_binary::setup_readers): New function.
2660 (Sized_incremental_binary::do_check_inputs): Check
2661 has_incremental_info_ flag; move setup code to setup_readers;
2663 (Sized_incremental_binary::do_file_is_unchanged): New function.
2664 (Sized_incremental_binary::do_get_input_reader): New function.
2665 * incremental.h (class Incremental_binary): Move to end of file.
2666 (Incremental_binary::file_is_unchanged): New function.
2667 (Incremental_binary::do_file_is_unchanged): New function.
2668 (Incremental_binary::Input_reader): New class.
2669 (Incremental_binary::get_input_reader): New function.
2670 (class Sized_incremental_binary): Move to end of file.
2671 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2672 input section reader classes.
2673 (Sized_incremental_binary::has_incremental_info): New function.
2674 (Sized_incremental_binary::inputs_reader): New function.
2675 (Sized_incremental_binary::symtab_reader): New function.
2676 (Sized_incremental_binary::relocs_reader): New function.
2677 (Sized_incremental_binary::got_plt_reader): New function.
2678 (Sized_incremental_binary::do_file_is_unchanged): New function.
2679 (Sized_incremental_binary::Sized_input_reader): New class.
2680 (Sized_incremental_binary::get_input_reader): New function.
2681 (Sized_incremental_binary::find_incremental_inputs_sections):
2682 Rename do_find_incremental_inputs_sections to this.
2683 (Sized_incremental_binary::setup_readers): New function.
2684 (Sized_incremental_binary::has_incremental_info_): New data member.
2685 (Sized_incremental_binary::inputs_reader_): New data member.
2686 (Sized_incremental_binary::symtab_reader_): New data member.
2687 (Sized_incremental_binary::relocs_reader_): New data member.
2688 (Sized_incremental_binary::got_plt_reader_): New data member.
2689 (Sized_incremental_binary::current_input_file_): New data member.
2691 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2694 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2697 2011-03-30 Cary Coutant <ccoutant@google.com>
2699 * archive.cc (Archive::include_member): Adjust call to report_object.
2700 (Add_archive_symbols::run): Add script_info to call to
2701 report_archive_begin.
2702 (Lib_group::include_member): Adjust call to report_object.
2703 (Add_lib_group_symbols::run): Adjust call to report_object.
2704 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2705 blocks. Add object count for script input files.
2706 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2707 script_info parameter; change all callers.
2708 (Incremental_inputs::report_object): Add script_info parameter;
2710 (Incremental_inputs::report_script): Store backpointer to
2711 incremental info entry.
2712 (Output_section_incremental_inputs::set_final_data_size): Record
2713 additional information for scripts.
2714 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2715 * incremental.h (Incremental_script_entry::add_object): New function.
2716 (Incremental_script_entry::get_object_count): New function.
2717 (Incremental_script_entry::get_object): New function.
2718 (Incremental_script_entry::objects_): New data member; adjust
2720 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2721 (Incremental_inputs::report_object): Add script_info parameter.
2722 (Incremental_inputs_reader::get_object_count): New function.
2723 (Incremental_inputs_reader::get_object_offset): New function.
2724 * options.cc (Input_arguments::add_file): Return reference to
2726 * options.h (Input_argument::set_script_info): New function.
2727 (Input_argument::script_info): New function.
2728 (Input_argument::script_info_): New data member; adjust all
2730 (Input_file_group::add_file): Return reference to new input argument.
2731 (Input_file_lib::add_file): Likewise.
2732 (Input_arguments::add_file): Likewise.
2733 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2734 * script.cc (Parser_closure::Parser_closure): Add script_info
2735 parameter; adjust all callers.
2736 (Parser_closure::script_info): New function.
2737 (Parser_closure::script_info_): New data member.
2738 (read_input_script): Report scripts earlier to incremental info.
2739 (script_add_file): Set script_info in Input_argument.
2740 (script_add_library): Likewise.
2741 * script.h (Script_options::Script_info): Rewrite class.
2743 2011-03-29 Cary Coutant <ccoutant@google.com>
2745 * archive.cc (Library_base::should_include_member): Move
2746 method here from class Archive.
2747 (Archive::Archive): Initialize base class.
2748 (Archive::should_include_member): Move to base class.
2749 (Archive::do_for_all_unused_symbols): New function.
2750 (Add_archive_symbols::run): Remove redundant access to
2752 (Lib_group::Lib_group): Initialize base class.
2753 (Lib_group::do_filename): New function.
2754 (Lib_group::include_member): Pass pointer to Lib_group to
2756 (Lib_group::do_for_all_unused_symbols): New function.
2757 (Add_lib_group_symbols::run): Report archive information for
2759 * archive.h (class Library_base): New base class.
2760 (class Archive): Derive from Library_base.
2761 (Archive::filename): Move to base class.
2762 (Archive::set_incremental_info): Likewise.
2763 (Archive::incremental_info): Likewise.
2764 (Archive::Should_include): Likewise.
2765 (Archive::should_include_member): Likewise.
2766 (Archive::Armap_entry): Remove.
2767 (Archive::Unused_symbol_iterator): Remove.
2768 (Archive::unused_symbols_begin): Remove.
2769 (Archive::unused_symbols_end): Remove.
2770 (Archive::do_filename): New function.
2771 (Archive::do_get_mtime): New function.
2772 (Archive::do_for_all_unused_symbols): New function.
2773 (Archive::task_): Move to base class.
2774 (Archive::incremental_info_): Likewise.
2775 (class Lib_group): Derive from Library_base.
2776 (Lib_group::do_filename): New function.
2777 (Lib_group::do_get_mtime): New function.
2778 (Lib_group::do_for_all_unused_symbols): New function.
2779 (Lib_group::task_): Move to base class.
2780 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2782 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2784 * incremental.cc (Incremental_inputs::report_archive_begin):
2785 Use Library_base; call library's get_mtime; add incremental inputs
2786 entry before members.
2787 (class Unused_symbol_visitor): New class.
2788 (Incremental_inputs::report_archive_end): Use Library_base; use
2789 visitor class to record unused symbols; don't add incremental inputs
2790 entry after members.
2791 (Incremental_inputs::report_object): Use Library_base.
2793 (Incremental_archive_entry::Incremental_archive_entry): Remove
2794 unused Archive parameter.
2795 (Incremental_inputs::report_archive_begin): Use Library_base.
2796 (Incremental_inputs::report_archive_end): Likewise.
2797 (Incremental_inputs::report_object): Likewise.
2798 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2800 * object.h (Object::for_all_global_symbols): New function.
2801 (Object::do_for_all_global_symbols): New function.
2802 (Sized_relobj::do_for_all_global_symbols): New function.
2803 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2805 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2808 2011-03-27 Ian Lance Taylor <iant@google.com>
2810 * archive.cc (Archive::interpret_header): Return -1 if something
2811 goes wrong. Change callers accordingly.
2813 2011-03-25 Cary Coutant <ccoutant@google.com>
2815 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2816 * testsuite/Makefile.in: Regenerate.
2818 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2820 * plugin.cc (get_view): New.
2821 (Plugin::load): Pass get_view to the plugin.
2822 (Plugin_manager::get_view): New.
2824 2011-03-21 Ian Lance Taylor <iant@google.com>
2826 * testsuite/final_layout.sh: Rewrite to not use dc.
2827 * testsuite/relro_test.sh: Fail if dc is not present.
2829 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2831 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2833 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2834 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2836 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2837 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2839 2011-03-14 Ian Lance Taylor <iant@google.com>
2841 * script-sections.cc (Sort_output_sections::script_compare):
2842 Rename from is_before, change return type.
2843 (Sort_output_sections::operator()): Adjust accordingly.
2845 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2848 * testsuite/odr_violation2.cc: Add comment to make all error line
2849 numbers double digits.
2850 * testsuite/debug_msg.sh: Adjust expected errors.
2852 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2854 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2855 but mark earlier ones as non-canonical
2856 (offset_to_iterator): Update search target and example
2857 (do_addr2line): Return extra lines in a vector*
2858 (format_file_lineno): Extract from do_addr2line
2859 (one_addr2line): Add vector* out-param
2860 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2861 when a lineno entry appeared last for its instruction
2862 (Dwarf_line_info): Add vector* out-param
2863 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2864 * symtab.cc (Odr_violation_compare): Include the lineno in the
2866 (linenos_from_loc): New. Combine the canonical line for an
2867 address with its other lines.
2868 (True_if_intersect): New. Helper functor to make
2869 std::set_intersection a query.
2870 (detect_odr_violations): Compare sets of lines instead of just
2871 one line for each function. This became less deterministic, but
2872 has fewer false positives.
2873 * symtab.h: Declarations.
2874 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2875 mix an optimized and non-optimized object in the same binary
2876 (odr_violation2.so): Same.
2877 * testsuite/Makefile.in: Regenerate from Makefile.am.
2878 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2879 * testsuite/debug_msg.sh: Update line numbers and add
2881 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2882 non-optimized context.
2883 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2884 isn't inlined, and use OdrDerived in an optimized context.
2885 * testsuite/odr_header1.h: Defines OdrDerived, where
2886 optimization will change the
2887 first-instruction-in-the-destructor's file and line number.
2888 * testsuite/odr_header2.h: Defines OdrBase.
2890 2011-03-09 Ian Lance Taylor <iant@google.com>
2892 * fileread.cc (File_read::clear_views): Don't delete the whole
2895 2011-03-08 Ian Lance Taylor <iant@google.com>
2898 * fileread.cc: #include <climits>.
2899 (GOLD_IOV_MAX): Define.
2900 (File_read::read_multiple): Limit number of entries by iov_max.
2901 * fileread.h (class File_read): Always set max_readv_entries to
2904 2011-03-07 Ian Lance Taylor <iant@google.com>
2907 * options.h (class General_options): Add -dy and -dn.
2909 2011-03-02 Cary Coutant <ccoutant@google.com>
2911 * testsuite/script_test_9.t: Add TLS segment.
2913 2011-03-02 Simon Baldwin <simonb@google.com>
2915 * configure.ac: Add check for gnu_indirect_function support in
2916 the toolchain building binutils.
2917 * configure: Rebuild.
2919 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2921 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2922 plugin only symbols.
2923 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2924 in plugin files as not needed in the symbol table.
2926 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2928 * output.cc (Output_section::add_input_section): Delay fill
2929 generation for section ordering.
2931 2011-02-09 Ian Lance Taylor <iant@google.com>
2934 * object.h (class Sized_relobj): Remove clear_local_symbols.
2935 * reloc.cc (Sized_relobj::do_relocate): Don't call
2936 clear_local_symbols.
2938 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2940 * plugin.cc (is_visible_from_outside): Return true for symbols
2943 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2945 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2948 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2950 * icf.h (is_section_foldable_candidate): Change type of parameter
2952 * icf.cc (Icf::find_identical_sections): Change type of local variable
2953 section_name to be std::string.
2954 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2956 2011-01-25 Ian Lance Taylor <iant@google.com>
2958 * script.cc (script_add_extern): Rewrite to use
2959 add_symbol_reference.
2961 2011-01-25 Doug Kwan <dougkwan@google.com>
2963 * icf.cc (get_section_contents): Always lock section's object.
2965 2011-01-24 Ian Lance Taylor <iant@google.com>
2967 * options.h (class General_options): Accept
2968 --no-detect-odr-violations.
2970 2011-01-24 Ian Lance Taylor <iant@google.com>
2972 * version.cc (version_string): Bump to 1.11.
2974 2011-01-24 Ian Lance Taylor <iant@google.com>
2976 * plugin.cc (class Plugin_rescan): Define new class.
2977 (Plugin_manager::claim_file): Set any_claimed_.
2978 (Plugin_manager::save_archive): New function.
2979 (Plugin_manager::save_input_group): New function.
2980 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2982 (Plugin_manager::new_undefined_symbol): New function.
2983 (Plugin_manager::rescan): New function.
2984 (Plugin_manager::rescannable_defines): New function.
2985 (Plugin_manager::add_input_file): Set any_added_.
2986 * plugin.h (class Plugin_manager): define new fields rescannable_,
2987 undefined_symbols_, any_claimed_, and any_added_. Declare
2988 Plugin_rescan as friend. Declare new functions.
2989 (Plugin_manager::Rescannable): Define type.
2990 (Plugin_manager::Rescannable_list): Define type.
2991 (Plugin_manager::Undefined_symbol_list): Define type.
2992 (Plugin_manager::Plugin_manager): Initialize new fields.
2993 * archive.cc (Archive::defines_symbol): New function.
2994 (Add_archive_symbols::run): Pass archive to plugins if any.
2995 * archive.h (class Archive): Declare defines_symbol.
2996 * readsyms.cc (Input_group::~Input_group): New function.
2997 (Finish_group::run): Pass input_group to plugins if any.
2998 * readsyms.h (class Input_group): Declare destructor.
2999 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
3002 2011-01-10 Ian Lance Taylor <iant@google.com>
3004 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
3006 (Layout::set_segment_offsets): Reset increase_relro before calling
3007 set_section_addresses a second time.
3009 2011-01-04 Cary Coutant <ccoutant@google.com>
3011 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
3012 sections before NOBITS sections.
3014 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
3016 * version.cc (print_version): Update copyright to 2011.
3018 2010-12-23 Cary Coutant <ccoutant@google.com>
3020 * output.h (Output_data_reloc::add_output_section): Pass OD instead
3021 of OS to this->add. Add OD parameter to second form of the function.
3023 2010-12-20 Ian Lance Taylor <iant@google.com>
3025 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
3026 second of two consecutive entries with same offset.
3028 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3030 * testsuite/Makefile.am (ifuncmain2static_LDADD)
3031 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
3032 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
3033 to avoid unneeded links against $(LDADD).
3034 * testsuite/Makefile.in: Regenerate.
3036 2010-12-15 Ian Lance Taylor <iant@google.com>
3039 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
3040 for R_X86_64_32 and R_X86_64_PC32.
3041 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
3042 ver_matching_def_pic.o.
3043 (ver_matching_def_pic.o): New target.
3045 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3047 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
3048 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
3049 Move definition before File_read::View member definitions.
3050 (File_read::View::~View): Initialize and hold lock before
3051 updating current_mapped_bytes.
3053 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3055 * dwarf_reader.cc: Remove outdated comment.
3056 * gold-threads.cc: Fix typo in error message.
3057 * archive.cc: Fix typos in comments.
3058 * archive.h: Likewise.
3059 * arm-reloc-property.cc: Likewise.
3060 * arm-reloc-property.h: Likewise.
3061 * arm-reloc.def: Likewise.
3063 * attributes.h: Likewise.
3064 * cref.cc: Likewise.
3065 * ehframe.cc: Likewise.
3066 * fileread.h: Likewise.
3068 * i386.cc: Likewise.
3070 * incremental.h: Likewise.
3071 * int_encoding.cc: Likewise.
3072 * layout.h: Likewise.
3073 * main.cc: Likewise.
3074 * merge.h: Likewise.
3075 * object.cc: Likewise.
3076 * object.h: Likewise.
3077 * options.cc: Likewise.
3078 * readsyms.cc: Likewise.
3079 * reduced_debug_output.cc: Likewise.
3080 * reloc.cc: Likewise.
3081 * script-sections.cc: Likewise.
3082 * sparc.cc: Likewise.
3083 * symtab.h: Likewise.
3084 * target-reloc.h: Likewise.
3085 * target.cc: Likewise.
3086 * target.h: Likewise.
3087 * timer.cc: Likewise.
3088 * timer.h: Likewise.
3089 * x86_64.cc: Likewise.
3091 2010-12-09 Cary Coutant <ccoutant@google.com>
3093 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
3095 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
3096 parameter; change all callers.
3097 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
3098 * options.h (warn_execstack): New option.
3100 2010-12-07 Doug Kwan <dougkwan@google.com>
3102 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
3103 like function call relocations.
3105 2010-12-07 Ian Lance Taylor <iant@google.com>
3107 * archive.cc (Archive::get_elf_object_for_member): Permit
3108 punconfigured to be NULL.
3109 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
3110 (Archive::include_member): Pass NULL to get_elf_object_for_member
3111 if we searched for the archive and this is the first included
3114 2010-12-01 Ian Lance Taylor <iant@google.com>
3116 * dwarf_reader.h (class Sized_dwarf_line_info): Add
3117 track_relocs_type_ field.
3118 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3119 Set track_relocs_type_.
3120 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
3121 contents when using RELA relocs.
3122 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
3124 * reloc.cc (Track_relocs::next_addend): New function.
3125 * reloc.h (class Track_relocs): Declare next_addend.
3127 2010-12-01 Ian Lance Taylor <iant@google.com>
3129 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
3132 2010-12-01 Ian Lance Taylor <iant@google.com>
3134 * README: Update compilers known to work and fail.
3136 2010-11-23 Matthias Klose <doko@ubuntu.com>
3138 * configure.in: For --enable-gold, handle value `default' instead of
3139 `both*'. Always install ld as ld.bfd, install as ld if gold is
3141 * configure: Regenerate.
3143 2010-11-18 Doug Kwan <dougkwan@google.com>
3145 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
3146 and right_alignment to be zero. Store result alignment only if it is
3147 greater than existing alignment.
3149 2010-11-16 Cary Coutant <ccoutant@google.com>
3152 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3153 Check for ".zdebug_line".
3155 2010-11-16 Doug Kwan <dougkwan@google.com>
3156 Cary Coutant <ccoutant@google.com>
3158 * output.h (Output_segment::set_section_addresses): Pass increase_relro
3159 by reference; adjust all callers.
3160 * output.cc (Output_segment::set_section_addresses): Adjust references
3161 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
3163 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
3164 end at page boundary.
3166 2010-11-16 Cary Coutant <ccoutant@google.com>
3169 * layout.cc (Layout::choose_output_section): Transform names of
3170 compressed sections even when using a script with a SECTIONS clause.
3171 (Layout::output_section_name): Remove code to transform
3172 compressed debug section names.
3173 * output.cc (Output_section::add_input_section): Use uncompressed
3174 section size when tracking input sections.
3176 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
3178 * symtab.h (Symbol::NON_PIC_REF): Remove.
3179 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
3180 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
3181 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
3182 (Symbol::use_plt_offset): Take a flags argument and pass it
3183 directly to needs_dynamic_reloc. Restrict check for undefined
3184 weak symbols to function calls.
3185 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
3186 (Target_arm::Scan::global): Use it.
3187 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
3188 (Target_arm::Relocate::relocate): Likewise.
3189 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
3190 parameter with an r_type parameter. Use get_reference_flags
3192 (Target_arm::Relocate::relocate): Update accordingly.
3193 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
3194 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
3195 (Target_i386::Scan::global): Likewise.
3196 (Target_i386::Relocate::relocate): Likewise.
3197 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
3198 parameter with an r_type parameter. Use get_reference_flags
3200 (Target_i386::Relocate::relocate): Update accordingly.
3201 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
3202 (Target_powerpc::Scan::global): Use it.
3203 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
3204 (Target_powerpc::Relocate::relocate): Likewise.
3205 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
3206 (Target_sparc::Scan::global): Use it.
3207 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
3208 (Target_sparc::Relocate::relocate): Likewise.
3209 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
3210 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
3211 (Target_x86_64::Scan::global): Likewise.
3212 (Target_x86_64::Relocate::relocate): Likewise.
3214 2010-11-08 Doug Kwan <dougkwan@google.com>
3215 Cary Coutant <ccoutant@google.com>
3217 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
3218 (Arm_exidx_merge_section::section_contents_): New data member.
3219 (Arm_input_section::Arm_input_section): Initialize original_contents_.
3220 (Arm_input_section::~Arm_input_section): De-allocate memory.
3221 (Arm_input_section::original_contents_): New data member.
3222 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
3223 in parameters instead of calling Object::section_contents without
3225 (Arm_output_section::group_section): New parameter TASK. Pass it
3226 to callees that need locking objects.
3227 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
3228 to lock EXIDX input sections. Fix a formatting issue. Call
3229 Arm_exidx_merged_section::build_contents to create merged section
3231 (Arm_output_section::create_stub_group): New parameter TASK. Use it
3232 to lock object of stub table owner.
3233 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
3234 TEXT_SIZE to initialize data member TEXT_SIZE_.
3235 (Arm_exidx_input_section::addralign): Fix typo in comment.
3236 (Arm_exidx_input_section::text_size): New method.
3237 (Target_arm::do_relax): New parameter TASK. Pass it to callees
3238 that require locking objects. Lock objects before scanning for stubs
3239 and updating local symbols.
3240 (Arm_input_section<big_endian>::init): Copy contents of original
3242 (Arm_input_section<big_endian>::do_write): Use saved contents of
3243 original input section instead of calling Object::section_contents
3245 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
3246 size without calling Object::section_size().
3247 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
3248 for size. Allocate a buffer for merged EXIDX entries.
3249 (Arm_exidx_merged_section::build_contents): New method.
3250 (Arm_exidx_merged_section::do_write): Move merge section contents
3251 building code to Arm_exidx_merged_section::build_contetns. Write
3252 out contetns in buffer instead of building it on the fly.
3253 (Arm_relobj::make_exidx_input_section): Also pass text section size
3254 to Arm_exidx_input_section constructor.
3255 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3256 (Arm_dynobj::do_read_symbols): Fix memory leak.
3257 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3258 * target.h: (class Task): Add forward declaration.
3259 (Target::relax): Add new parameter TASK and pass it to
3261 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3263 2010-11-05 Cary Coutant <ccoutant@google.com>
3266 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3267 object when reading from the file.
3268 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3270 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3271 when reading section contents.
3272 (get_section_contents): Likewise.
3273 (icf::find_identical_sections): Likewise.
3274 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3275 object when reading from the file.
3276 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3277 the object when doing deferred section layout.
3279 2010-11-03 Nick Clifton <nickc@redhat.com>
3282 * script.h (class Symbol_assignment: name): New member. Returns
3283 the name of the symbol.
3284 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3285 Returns true if the given symbol name is on the list of
3286 assignments wating to be processed.
3287 * archive.cc (should_incldue_member): If the symbol is undefined,
3288 check to see if it is on the list of symbols pending assignment.
3290 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3292 * script-sections.cc (Script_sections::find_memory_region): Check
3293 for a NULL output section pointer.
3295 2010-10-29 Doug Kwan <dougkwan@google.com>
3297 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3298 Output_section::add_relaxed_input_section.
3299 * output.cc (Output_section::add_relaxed_input_section): Add new
3300 arguments LAYOUT and NAME. Set section order index.
3301 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3302 Copy section order index.
3303 * output.h (Output_section::add_relaxed_input_section): Add new
3304 arguments LAYOUT and NAME.
3306 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3308 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3309 NATIVE_OR_CROSS_LINKER.
3310 * testsuite/Makefile.in: Regenerate.
3312 2010-10-20 Doug Kwan <dougkwan@google.com>
3314 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3315 without SHF_LINK_ORDER flags.
3316 * layout.cc (Layout::choose_output_section): Do not filter
3317 SHF_LINK_ORDER flag in a relocatable link.
3319 2010-10-17 Cary Coutant <ccoutant@google.com>
3321 * output.h (Output_segment::set_section_addresses): Change function
3322 signature. Update all callers.
3323 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3325 (Output_segment::set_section_addresses): Align after last TLS
3326 section. Add padding before last relro section instead of after.
3328 2010-10-17 Doug Kwan <dougkwan@google.com>
3330 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3331 GOT output section to be writable.
3333 2010-10-14 Cary Coutant <ccoutant@google.com>
3335 * debug.h (DEBUG_INCREMENTAL): New flag.
3336 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3337 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3339 * incremental.cc (report_command_line): Ignore all forms of
3341 * layout.cc (Layout::Layout): Check parameters for incremental link
3343 * options.cc (General_options::parse_incremental): New function.
3344 (General_options::parse_no_incremental): New function.
3345 (General_options::parse_incremental_full): New function.
3346 (General_options::parse_incremental_update): New function.
3347 (General_options::incremental_mode_): New data member.
3348 (General_options::finalize): Check incremental_mode_.
3349 * options.h (General_options): Update help text for --incremental.
3350 Add --no-incremental, --incremental-full, --incremental-update.
3351 (General_options::Incremental_mode): New enum type.
3352 (General_options::incremental_mode): New function.
3353 (General_options::incremental_mode_): New data member.
3354 * parameters.cc (Parameters::incremental_mode_): New data member.
3355 (Parameters::set_options): Set incremental_mode_.
3356 (Parameters::set_incremental_full): New function.
3357 (Parameters::incremental): New function.
3358 (Parameters::incremental_update): New function.
3359 (set_parameters_incremental_full): New function.
3360 * parameters.h (Parameters::set_incremental_full): New function.
3361 (Parameters::incremental): New function.
3362 (Parameters::incremental_update): New function.
3363 (Parameters::incremental_mode_): New data member.
3364 (set_parameters_incremental_full): New function.
3365 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3366 incremental link mode.
3367 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3368 (Sized_relobj::do_relocate_sections): Likewise.
3369 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3371 * testsuite/Makefile.in: Regenerate.
3372 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3374 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3376 * script-sections.h (class Script_sections): Make
3377 Sections_elements typedef public.
3378 * script-sections.cc (class Sort_output_sections): Add elements_
3379 field. Add constructor which sets it; change all callers.
3380 (Sort_output_sections::is_before): New function.
3381 (Sort_output_sections::operator()): Call is_before.
3382 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3384 * testsuite/script_test_10.sh: New test. Test script section
3386 * testsuite/script_test_10.t: Likewise.
3387 * testsuite/script_test_10.s: Likewise.
3388 * testsuite/Makefile.am: Wrap the cross linker tests and the
3389 common tests into NATIVE_OR_CROSS_LINKER.
3390 (check_SCRIPTS): Add script_test_10.sh.
3391 (check_DATA): Add script_test_10.stdout.
3392 (script_test_10.o, script_test_10): New targets.
3393 (script_test_10.stdout): New target.
3394 * configure, testsuite/Makefile.in: Regenerate.
3396 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3398 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3399 error for the deprecated relocations.
3400 (Target_arm::Scan::global): Likewise.
3401 (Target_arm::Relocate::relocate): Likewise.
3403 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3405 * fileread.cc (Input_file::find_file): Initialize *found_name
3406 and *namep when using the fallback search for case 4.
3408 2010-10-11 Cary Coutant <ccoutant@google.com>
3410 * options.h (class General_options): Redefine -z lazy as an alias for
3411 the negation of -z now.
3413 2010-10-11 Ian Lance Taylor <iant@google.com>
3415 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3418 2010-10-06 Nick Clifton <nickc@redhat.com>
3420 * script-sections.cc(class Memory_region): Remove
3421 current_lma_offset_ field. Rename current_vma_offset_ to
3422 current_offset_. Add last_section_ field.
3423 (Memory_region::get_current_vma_address): Rename to
3424 get_current_address.
3425 (Memory_region::get_current_lma_address): Delete.
3426 (Memory_region::increment_vma_offset): Rename to
3428 (Memory_region::increment_lma_offset): Delete.
3429 (Memory_region::attributes_compatible): New method. Returns
3430 true if the provided section is compatible with the region.
3431 (Memory_region::get_last_section): New method. Returns the last
3432 section to use the region.
3433 (Memory_region::set_last_section): New method. Stores the last
3434 section to use the region.
3435 (Script_sections::block_in_region): New method. Returns true if
3436 a block of memory is contained within a region.
3437 (Script_sections::find_memory_region): New method. Locates a
3438 memory region to be used to set a VMA or LMA address.
3439 (Output_section_definition::set_section_addresses): Add code to
3440 check for addresses set by memory regions.
3441 (Output_segment::set_section_addresses): Remove memory region
3443 (Script_sections::create_segment): Add a warning if a header
3444 segment is created outside of any region.
3445 * script-sections.h (class Script_sections): Add prototypes for
3446 find_memory_region and block_in_region methods.
3447 * testsuite/memory_test.s: Use .long instead of .word.
3448 * testsuite/memory_test.t: Add some more output sections.
3449 * testsuite/memory_test.sh: Update expected output.
3451 2010-10-02 Doug Kwan <dougkwan@google.com>
3453 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3454 defintion to symtab.h
3455 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3456 declaration to defintion.
3458 2010-10-01 Nick Clifton <nickc@redhat.com>
3460 * expression.cc (eval): Replace dummy argument with NULL.
3461 (eval_maybe_dot): Check for a NULL result section pointer.
3462 (Symbol_expression::value): Likewise.
3463 (Dot_expression::value): Likewise.
3464 (BINARY_EXPRESSION): Likewise.
3465 (Max_expression::value): Likewise.
3466 (Min_expression::value): Likewise.
3467 (Absolute_expression::value): Likewise.
3468 (Addr_expression::value_from_output_section): Likewise.
3469 (Loaddddr_expression::value_from_output_section): Likewise.
3470 (Segment_start_expression::value): Likewise.
3471 * script-sections.cc
3472 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3474 (Sections_elememt_dot_assignment::set_section_addresses):
3476 (Output_data_expression::do_write_to_buffer): Likewise.
3477 (Output_section_definition::finalize_symbols): Likewise.
3478 (Output_section_definition::set_section_addresses): Likewise.
3480 2010-09-30 Doug Kwan <dougkwan@google.com>
3482 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3484 2010-09-28 Sriraman Tallam <tmsriram@google.com>
3486 * target.h (Target::can_icf_inline_merge_sections): New virtual
3488 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3490 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3492 * icf.cc (get_section_contents): Inline merge sections only when
3495 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3497 * configure: Regenerate.
3499 2010-09-17 Ian Lance Taylor <iant@google.com>
3501 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
3502 * testsuite/Makefile.am (memory_test.o): New target.
3503 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3505 * testsuite/Makefile.in: Rebuild.
3507 2010-09-17 Doug Kwan <dougkwan@google.com>
3509 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3510 defintion if relocation uses GOT entries of the symbol.
3511 * testsuite/icf_safe_test.sh: Fix test.
3512 * testsuite/icf_safe_so_test.sh: Fix test.
3514 2010-09-16 Cary Coutant <ccoutant@google.com>
3516 * script_sections.cc (class Memory_region): Remove "NULL" from
3517 vector initializations.
3519 2010-09-15 Cary Coutant <ccoutant@google.com>
3521 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3522 Resolve forwarding symbols.
3524 2010-09-15 Doug Kwan <dougkwan@google.com>
3526 * gold/testsuite/script_test_3.t: Add ARM special sections.
3527 * gold/testsuite/script_test_4.t: Same.
3528 * gold/testsuite/script_test_5.t: Same.
3529 * gold/testsuite/script_test_6.t: Same.
3530 * gold/testsuite/script_test_7.t: Same.
3531 * gold/testsuite/script_test_7.t: Same.
3532 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3534 2010-09-14 Cary Coutant <ccoutant@google.com>
3536 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3537 (Target_x86_64::Relocate::relocate_tls): Replace check for
3538 saw_tls_block_reloc_ with test for executable section.
3540 2010-09-12 Cary Coutant <ccoutant@google.com>
3542 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3543 position-independent executables to shared libraries need dynamic
3545 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3546 position-independent executables.
3547 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3548 * testsuite/Makefile.in: Regenerate.
3550 2010-09-10 Nick Clifton <nickc@redhat.com>
3553 * testsuite/memory_test.t: Discard any sections that are not
3556 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3559 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3560 "This::" to work around a bug in gcc 4.2.
3562 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3564 2010-09-09 Rafael Espindola <espindola@google.com>
3566 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3567 sections with different PF_X flags in the same segment.
3568 (Layout::find_first_load_seg): Search all segments to find the first
3570 * options.h (rosegment): New.
3572 2010-09-08 Rafael Espindola <espindola@google.com>
3574 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
3576 2010-09-08 Doug Kwan <dougkwan@google.com>
3578 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3579 (Arm_relobj::do_relocate_sections): Add new parameter for output
3580 file to match the parent.
3581 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3582 of local symbols instead of input values. Update code to track
3583 changes in gold::relocate_section.
3584 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3585 (Sized_relobj::compute_final_local_value_internal): New methods.
3586 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3587 body into private version of Sized_relobj::compute_final_local_value.
3588 Call the inline method.
3589 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3590 merged symbol value if there is one.
3591 (Symbol_value::has_output_value): New method defintiion.
3592 (Sized_relobj::Compute_final_local_value_status): New enum type.
3593 (Sized_relobj::compute_final_local_value): New methods.
3594 (Sized_relobj::compute_final_local_value_internal): New methods.
3595 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3596 and arm_cortex_a8.sh.
3597 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3598 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3600 * Makefile.in: Regenerate.
3601 * testsuite/arm_bl_out_of_range.s: Update test.
3602 * testsuite/thumb_bl_out_of_range.s: Ditto.
3603 * testsuite/thumb_blx_out_of_range.s: Ditto.
3604 * testsuite/arm_branch_out_of_range.sh: New file.
3605 * testsuite/arm_cortex_a8.sh: Ditto.
3606 * testsuite/arm_cortex_a8_b.s: Ditto.
3607 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3608 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3609 * testsuite/arm_cortex_a8_bl.s: Ditto.
3610 * testsuite/arm_cortex_a8_blx.s: Ditto.
3611 * testsuite/arm_cortex_a8_local.s: Ditto.
3612 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3613 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3615 2010-09-08 Rafael Espindola <espindola@google.com>
3617 * Makefile.am (memory_test.stdout): Run readelf with -W.
3618 * Makefile.in: Regenerate.
3619 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3622 2010-09-08 Rafael Espindola <espindola@google.com>
3624 * script-sections.cc (Script_sections::add_memory_region): Convert
3625 field precision to int.
3626 * script.cc (script_set_section_region, script_set_section_region):
3627 Convert field precision to int.
3629 2010-09-08 Rafael Espindola <espindola@google.com>
3631 * arm.cc (do_finalize_sections): Create the __exidx_start and
3632 __exdix_end symbols even when the section is missing.
3634 2010-09-08 Nick Clifton <nickc@redhat.com>
3636 * README: Remove claim that MEMORY is not supported.
3637 * expression.cc (script_exp_function_origin)
3638 (script_exp_function_length): Move from here to ...
3639 * script.cc: ... here.
3640 (script_set_section_region, script_add_memory)
3641 (script_parse_memory_attr, script_include_directive): New
3643 * script-sections.cc
3644 (class Memory_region): New class.
3645 (class Output_section_definition): Add set_memory_region,
3646 set_section_vma, set_section_lma and get_section_name methods.
3647 (class Script_Sections): Add add_memory_region,
3648 find_memory_region, find_memory_region_origin,
3649 find_memory_region_length and set_memory_region methods.
3650 Have set_section_addresses method walk the list of set memory
3652 Extend the print methos to display memory regions.
3653 * script-sections.h: Add prototypes for new methods.
3654 Add enum for MEMORY region attributes.
3655 * yyscript.y: Add support for parsing MEMORY regions.
3656 * script-c.h: Add prototypes for new functions.
3657 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3658 * testsuite/Makefile.in: Regenerate.
3659 * testsuite/memory_test.sh: New script.
3660 * testsuite/memory_test.s: New assembler source file.
3661 * testsuite/memory_test.t: New linker script.
3663 2010-08-27 Doug Kwan <dougkwan@google.com>
3665 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3666 reference override an existing dynamic weak reference.
3667 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3668 * testsuite/Makefile.in: Regenerate.
3669 * testsuite/dyn_weak_ref.sh: New file.
3670 * testsuite/dyn_weak_ref_1.c: Ditto.
3671 * testsuite/dyn_weak_ref_2.c: Ditto.
3673 2010-08-27 Ian Lance Taylor <iant@google.com>
3675 * incremental.h (class Incremental_input_entry): Add virtual
3678 2010-08-27 Ian Lance Taylor <iant@google.com>
3680 * testsuite/start_lib_test_3.c: Mark t3 as used.
3682 2010-08-27 Nick Clifton <nickc@redhat.com>
3684 * options.cc (version_script): Fix small typo in previous
3687 2010-08-25 Nick Clifton <nickc@redhat.com>
3689 * archive.cc: Formatting fixes: Remove whitespace between
3690 typename and following asterisk. Remove whitespace between
3691 function name and opening parenthesis.
3692 * archive.h: Likewise.
3694 * attributes.cc: Likewise.
3695 * attributes.h: Likewise.
3696 * common.cc: Likewise.
3697 * copy-relocs.cc: Likewise.
3698 * dirsearch.h: Likewise.
3699 * dynobj.cc: Likewise.
3700 * ehframe.cc: Likewise.
3701 * ehframe.h: Likewise.
3702 * expression.cc: Likewise.
3703 * fileread.cc: Likewise.
3704 * fileread.h: Likewise.
3706 * gold-threads.cc: Likewise.
3707 * gold.cc: Likewise.
3708 * i386.cc: Likewise.
3710 * incremental-dump.cc: Likewise.
3711 * incremental.cc: Likewise.
3712 * layout.cc: Likewise.
3713 * layout.h: Likewise.
3714 * main.cc: Likewise.
3715 * merge.cc: Likewise.
3716 * merge.h: Likewise.
3717 * object.cc: Likewise.
3718 * object.h: Likewise.
3719 * options.cc: Likewise.
3720 * options.h: Likewise.
3721 * output.cc: Likewise.
3722 * output.h: Likewise.
3723 * plugin.cc: Likewise.
3724 * plugin.h: Likewise.
3725 * powerpc.cc: Likewise.
3726 * reloc.cc: Likewise.
3727 * script-c.h: Likewise.
3728 * script-sections.cc: Likewise.
3729 * script.cc: Likewise.
3730 * stringpool.cc: Likewise.
3731 * symtab.cc: Likewise.
3732 * symtab.h: Likewise.
3733 * target.cc: Likewise.
3734 * timer.cc: Likewise.
3735 * timer.h: Likewise.
3736 * version.cc: Likewise.
3737 * x86_64.cc: Likewise.
3739 2010-08-24 Nick Clifton <nickc@redhat.com>
3742 * layout.cc (segment_precedes): Sort segments by their physical
3743 addresses, if they have been set.
3745 2010-08-23 Cary Coutant <ccoutant@google.com>
3747 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3749 (Lib_group::include_member): Unlock object after deleting its
3751 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3754 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3755 Cary Coutant <ccoutant@google.com>
3757 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3758 constructor, and set_blocker.
3759 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3761 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3762 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3763 * testsuite/Makefile.am (start_lib_test): New test case.
3764 * testsuite/Makefile.in: Regenerate.
3765 * testsuite/start_lib_test_main.c: New file.
3766 * testsuite/start_lib_test_1.c: New file.
3767 * testsuite/start_lib_test_2.c: New file.
3768 * testsuite/start_lib_test_3.c: New file.
3770 2010-08-19 Ian Lance Taylor <iant@google.com>
3772 * Makefile.in: Rebuild with automake 1.11.1.
3773 * aclocal.m4: Likewise.
3774 * testsuite/Makefile.in: Likewise.
3776 2010-08-19 Ian Lance Taylor <iant@google.com>
3779 * i386.cc (class Output_data_plt_i386): Update declarations.
3780 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3781 local_ifuncs_ fields.
3782 (Target_i386::do_plt_section_for_global): New function.
3783 (Target_i386::do_plt_section_for_local): New function.
3784 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3785 parameter; change all callers. Initialize global_ifuncs_ and
3786 local_ifuncs_. If doing a static link define __rel_iplt_start and
3788 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3789 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3790 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3792 (Target_i386::make_plt_section): New function, broken out of
3793 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3794 (Target_i386::make_plt_entry): Call make_plt_section.
3795 (Target_i386::make_local_ifunc_plt_entry): New function.
3796 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3797 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3798 R_386_IRELATIVE to switch.
3799 (Target_i386::Scan::global): Likewise.
3800 (Target_i386::Relocate::relocate): Likewise.
3801 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3803 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3804 (Target_x86_64::do_plt_section_for_global): New function.
3805 (Target_x86_64::do_plt_section_for_local): New function.
3806 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3807 parameter; change all callers. If doing a static link define
3808 __rela_iplt_start and __rela_iplt_end.
3809 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3810 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3811 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3813 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3814 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3816 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3817 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3818 R_X86_64_IRELATIVE to switch.
3819 (Target_x86_64::Scan::global): Likewise.
3820 (Target_x86_64::Relocate::relocate): Likewise.
3821 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3823 * target.h (class Target): Add plt_section_for_global and
3824 plt_section_for_local functions. Add do_plt_section_for_global
3825 and do_plt_section_for_local virtual functions.
3826 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3827 clarifying comments.
3828 (Symbol::use_plt_offset): Handle IFUNC symbol.
3829 * object.cc (Sized_relobj::Sized_relobj): Initialize
3831 (Sized_relobj::local_has_plt_offset): New function.
3832 (Sized_relobj::local_plt_offset): New function.
3833 (Sized_relobj::set_local_plt_offset): New function.
3834 (Sized_relobj::do_count): Handle IFUNC symbol.
3835 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3836 a bit away from input_shndx_ field. Add set_is_func_symbol and
3837 is_ifunc_symbol functions.
3838 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3839 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3840 local_plt_offsets_ field.
3841 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3842 * output.h (class Output_section_data): Add non-const
3843 output_section function.
3844 (class Output_data_got): Update declarations.
3845 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3846 Add use_plt_offset parameter to global and local constructors.
3847 Change all callers. Change local_sym_index_ field to 31 bits.
3848 Change GSYM_CODE and CONSTANT_CODE accordingly.
3849 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3850 doing a static link don't set sh_link field.
3851 (Output_data_got::Got_entry::write): Use PLT offset if
3853 (Output_data_got::add_global_plt): New function.
3854 (Output_data_got::add_local_plt): New function.
3855 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3856 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3857 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3858 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3859 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3861 * testsuite/ifunc-sel.h: New file.
3862 * testsuite/ifuncmain1.c: New file.
3863 * testsuite/ifuncmain1vis.c: New file.
3864 * testsuite/ifuncmod1.c: New file.
3865 * testsuite/ifuncdep2.c: New file.
3866 * testsuite/ifuncmain2.c: New file.
3867 * testsuite/ifuncmain3.c: New file.
3868 * testsuite/ifuncmod3.c: New file.
3869 * testsuite/ifuncmain4.c: New file.
3870 * testsuite/ifuncmain5.c: New file.
3871 * testsuite/ifuncmod5.c: New file.
3872 * testsuite/ifuncmain6pie.c: New file.
3873 * testsuite/ifuncmod6.c: New file.
3874 * testsuite/ifuncmain7.c: New file.
3875 * configure, testsuite/Makefile.in: Rebuild.
3877 2010-08-18 Ian Lance Taylor <iant@google.com>
3880 (Output_section_incremental_inputs::write_input_files): Add cast
3881 to avoid signed/unsigned comparison warning.
3882 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3884 2010-08-12 Cary Coutant <ccoutant@google.com>
3886 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3888 2010-08-13 Ian Lance Taylor <iant@google.com>
3890 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3892 2010-08-12 Cary Coutant <ccoutant@google.com>
3893 Doug Kwan <dougkwan@google.com>
3895 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3896 defintion overrides non-weak undef, remember that the original undef
3898 * symtab.cc (Symbol_table::sized_write_global): For undef without
3899 an original weak binding, set binding to global in output.
3900 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3901 * testsuite/Makefile.in: Regenerate.
3902 * testsuite/strong_ref_weak_def.sh: New file.
3903 * testsuite/strong_ref_weak_def_1.c: Ditto.
3904 * testsuite/strong_ref_weak_def_2.c: Ditto.
3906 2010-08-12 Cary Coutant <ccoutant@google.com>
3908 * testsuite/incremental_test.sh: Rewrite.
3909 * testsuite/incremental_test_1.c: Rewrite.
3910 * testsuite/incremental_test_2.c: Rewrite.
3912 2010-08-12 Cary Coutant <ccoutant@google.com>
3914 * arm.cc (Target_arm::got_size): Add const.
3915 (Target_arm::got_entry_count): New function.
3916 (Target_arm::plt_entry_count): New function.
3917 (Target_arm::first_plt_entry_offset): New function.
3918 (Target_arm::plt_entry_size): New function.
3919 (Output_data_plt_arm::entry_count): New function.
3920 (Output_data_plt_arm::first_plt_entry_offset): New function.
3921 (Output_data_plt_arm::get_plt_entry_size): New function.
3922 * i386.cc (Target_i386::got_size): Add const.
3923 (Target_i386::got_entry_count): New function.
3924 (Target_i386::plt_entry_count): New function.
3925 (Target_i386::first_plt_entry_offset): New function.
3926 (Target_i386::plt_entry_size): New function.
3927 (Output_data_plt_i386::entry_count): New function.
3928 (Output_data_plt_i386::first_plt_entry_offset): New function.
3929 (Output_data_plt_i386::get_plt_entry_size): New function.
3930 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3931 find_incremental_inputs_sections. Dump incremental_got_plt section.
3932 * incremental.cc: Include target.h.
3933 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3934 parameter. Adjust all callers. Find incremental_got_plt section.
3935 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3937 (Output_section_incremental_inputs::set_final_data_size): Calculate
3938 size of incremental_got_plt section.
3939 (Output_section_incremental_inputs::do_write): Write the
3940 incremental_got_plt section.
3941 (Got_plt_view_info): New struct.
3942 (Local_got_offset_visitor): New class.
3943 (Global_got_offset_visitor): New class.
3944 (Global_symbol_visitor_got_plt): New class.
3945 (Output_section_incremental_inputs::write_got_plt): New function.
3946 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3947 Add parameter. Adjust all callers.
3948 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3949 (Incremental_inputs::got_plt_section): New function.
3950 (Incremental_inputs::got_plt_section_): New data member.
3951 (Incremental_got_plt_reader): New class.
3952 * layout.cc (Layout::create_incremental_info_sections): Add the
3953 incremental_got_plt section.
3954 * object.h (Got_offset_list::get_list): New function.
3955 (Got offset_list::for_all_got_offsets): New function.
3956 (Sized_relobj::local_got_offset_list): New function.
3957 * powerpc.cc (Target_powerpc::got_size): Add const.
3958 (Target_powerpc::got_entry_count): New function.
3959 (Target_powerpc::plt_entry_count): New function.
3960 (Target_powerpc::first_plt_entry_offset): New function.
3961 (Target_powerpc::plt_entry_size): New function.
3962 (Output_data_plt_powerpc::entry_count): New function.
3963 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3964 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3965 * sparc.cc (Target_sparc::got_size): Add const.
3966 (Target_sparc::got_entry_count): New function.
3967 (Target_sparc::plt_entry_count): New function.
3968 (Target_sparc::first_plt_entry_offset): New function.
3969 (Target_sparc::plt_entry_size): New function.
3970 (Output_data_plt_sparc::entry_count): New function.
3971 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3972 (Output_data_plt_sparc::get_plt_entry_size): New function.
3973 * symtab.h (Symbol::got_offset_list): New function.
3974 (Symbol_table::for_all_symbols): New function.
3975 * target.h (Sized_target::got_entry_count): New function.
3976 (Sized_target::plt_entry_count): New function.
3977 (Sized_target::plt_entry_size): New function.
3978 * x86_64.cc (Target_x86_64::got_size): Add const.
3979 (Target_x86_64::got_entry_count): New function.
3980 (Target_x86_64::plt_entry_count): New function.
3981 (Target_x86_64::first_plt_entry_offset): New function.
3982 (Target_x86_64::plt_entry_size): New function.
3983 (Output_data_plt_x86_64::entry_count): New function.
3984 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3985 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3987 2010-08-12 Cary Coutant <ccoutant@google.com>
3989 * archive.cc: Include incremental.h.
3990 (Archive::Archive): Initialize incremental_info_.
3991 (Archive::include_member): Record archive members in incremental info.
3992 (Add_archive_symbols::run): Record begin and end of an archive in
3994 (Lib_group::include_member): Record objects in incremental info.
3995 * archive.h (Incremental_archive_entry): Forward declaration.
3996 (Archive::set_incremental_info): New member function.
3997 (Archive::incremental_info): New member function.
3998 (Archive::Unused_symbol_iterator): New class.
3999 (Archive::unused_symbols_begin): New member function.
4000 (Archive::unused_symbols_end): New member function.
4001 (Archive::incremental_info_): New data member.
4002 * incremental-dump.cc (find_input_containing_global): New function.
4003 (dump_incremental_inputs): Dump new incremental info sections.
4004 * incremental.cc: Include symtab.h.
4005 (Output_section_incremental_inputs): New class.
4006 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
4007 new incremental info sections.
4008 (Sized_incremental_binary::do_check_inputs): Likewise.
4009 (Incremental_inputs::report_archive): Remove.
4010 (Incremental_inputs::report_archive_begin): New function.
4011 (Incremental_inputs::report_archive_end): New function.
4012 (Incremental_inputs::report_object): New function.
4013 (Incremental_inputs::finalize_inputs): Remove.
4014 (Incremental_inputs::report_input_section): New function.
4015 (Incremental_inputs::report_script): Rewrite.
4016 (Incremental_inputs::finalize): Do nothing but finalize string table.
4017 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4018 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4019 (Incremental_inputs::create_data_sections): New function.
4020 (Incremental_inputs::relocs_entsize): New function.
4021 (Output_section_incremental_inputs::set_final_data_size): New function.
4022 (Output_section_incremental_inputs::do_write): New function.
4023 (Output_section_incremental_inputs::write_header): New function.
4024 (Output_section_incremental_inputs::write_input_files): New function.
4025 (Output_section_incremental_inputs::write_info_blocks): New function.
4026 (Output_section_incremental_inputs::write_symtab): New function.
4027 * incremental.h (Incremental_script_entry): Forward declaration.
4028 (Incremental_object_entry): Forward declaration.
4029 (Incremental_archive_entry): Forward declaration.
4030 (Incremental_inputs): Forward declaration.
4031 (Incremental_inputs_header_data): Remove.
4032 (Incremental_inputs_header): Remove.
4033 (Incremental_inputs_header_write): Remove.
4034 (Incremental_inputs_entry_data): Remove.
4035 (Incremental_inputs_entry): Remove.
4036 (Incremental_inputs_entry_write): Remove.
4037 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
4038 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
4039 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
4040 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
4042 (Incremental_input_entry): New class.
4043 (Incremental_script_entry): New class.
4044 (Incremental_object_entry): New class.
4045 (Incremental_archive_entry): New class.
4046 (Incremental_inputs::Incremental_inputs): Initialize new data members.
4047 (Incremental_inputs::report_inputs): Remove.
4048 (Incremental_inputs::report_archive): Remove.
4049 (Incremental_inputs::report_archive_begin): New function.
4050 (Incremental_inputs::report_archive_end): New function.
4051 (Incremental_inputs::report_object): Change prototype.
4052 (Incremental_inputs::report_input_section): New function.
4053 (Incremental_inputs::report_script): Change prototype.
4054 (Incremental_inputs::get_reloc_count): New function.
4055 (Incremental_inputs::set_reloc_count): New function.
4056 (Incremental_inputs::create_data_sections): New function.
4057 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4058 (Incremental_inputs::inputs_section): New function.
4059 (Incremental_inputs::symtab_section): New function.
4060 (Incremental_inputs::relocs_section): New function.
4061 (Incremental_inputs::get_stringpool): Add const.
4062 (Incremental_inputs::command_line): Add const.
4063 (Incremental_inputs::inputs): Remove.
4064 (Incremental_inputs::command_line_key): New function.
4065 (Incremental_inputs::input_file_count): New function.
4066 (Incremental_inputs::input_files): New function.
4067 (Incremental_inputs::relocs_entsize): New function.
4068 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4069 (Incremental_inputs::finalize_inputs): Remove.
4070 (Incremental_inputs::Input_info): Remove.
4071 (Incremental_inputs::lock_): Remove.
4072 (Incremental_inputs::inputs_): Change type.
4073 (Incremental_inputs::inputs_map_): Remove.
4074 (Incremental_inputs::current_object_entry_): New data member.
4075 (Incremental_inputs::inputs_section_): New data member.
4076 (Incremental_inputs::symtab_section_): New data member.
4077 (Incremental_inputs::relocs_section_): New data member.
4078 (Incremental_inputs::reloc_count_): New data member.
4079 (Incremental_inputs_reader): New class.
4080 (Incremental_symtab_reader): New class.
4081 (Incremental_relocs_reader): New class.
4082 * layout.cc (Layout::finalize): Move finalization of incremental info
4083 and creation of incremental info sections to follow finalization of
4084 symbol table. Set offsets for postprocessing sections.
4085 (Layout::create_incremental_info_sections): Call
4086 Incremental_inputs::create_data_sections. Add incremental symtab
4087 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
4088 sections to layout after input sections.
4089 * layout.h (struct Timespec): Forward declaration.
4090 (Layout::incremental_inputs): Add const.
4091 (Layout::create_incremental_info_sections): Add parameter.
4092 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
4093 * object.cc: Include incremental.h.
4094 (Relobj::finalize_incremental_relocs): New function.
4095 (Sized_relobj::do_layout): Record input sections in incremental info.
4096 * object.h (Object::output_section): New function.
4097 (Object::output_section_offset): Moved from Relobj.
4098 (Object::get_incremental_reloc_base): New function.
4099 (Object::get_incremental_reloc_count): New function.
4100 (Object::do_output_section): New function.
4101 (Object::do_output_section_offset): Moved from Relobj.
4102 (Object::do_get_incremental_reloc_base): New function.
4103 (Object::do_get_incremental_reloc_count): New function.
4104 (Object::Object): Initialize new data members.
4105 (Relobj::output_section): Renamed do_output_section and moved to
4107 (Relobj::output_section_offset): Moved to Object.
4108 (Relobj::do_get_incremental_reloc_base): New function.
4109 (Relobj::do_get_incremental_reloc_count): New function.
4110 (Relobj::allocate_incremental_reloc_counts): New function.
4111 (Relobj::count_incremental_reloc): New function.
4112 (Relobj::finalize_incremental_relocs): New function.
4113 (Relobj::next_incremental_reloc_index): New function.
4114 (Relobj::reloc_counts_): New data member.
4115 (Relobj::reloc_bases_): New data member.
4116 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
4117 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
4118 (Sized_relobj::incremental_relocs_scan): New function.
4119 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4120 (Sized_relobj::incremental_relocs_write): New function.
4121 (Sized_relobj::incremental_relocs_write_reltype): New function.
4122 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
4124 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
4125 archives and object files elsewhere.
4126 (Add_symbols::run): Report object files here.
4127 (Finish_group::run): Report end of archive at end of group.
4128 * reloc.cc: Include layout.h, incremental.h.
4129 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
4130 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
4131 (Sized_relobj::incremental_relocs_scan): New function.
4132 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4133 (Sized_relobj::do_relocate_sections): Write incremental relocations.
4134 (Sized_relobj::incremental_relocs_write): New function.
4135 (Sized_relobj::incremental_relocs_write_reltype): New function.
4136 * script.cc (read_input_script): Rewrite test for incremental link.
4137 Change call to Incremental_inputs::report_script.
4138 * symtab.h (Symbol_table::first_global_index): New function.
4139 (Symbol_table::output_count): New function.
4141 2010-08-12 Doug Kwan <dougkwan@google.com>
4143 * arm.cc (Target_arm::merge_object_attributes): Check command line
4144 options --no-wchar-size-warning and --no-enum-size-warning.
4145 * options.h (General_options): Add ld-compatible options
4146 --no-enum-size-warning and --no-wchar-size-warning.
4148 2010-08-04 Ian Lance Taylor <iant@google.com>
4150 * x86_64.cc (Target_x86_64::Scan::local): Use
4151 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
4152 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
4153 (Target_x86_64::Scan::global): Likewise.
4154 (Target_x86_64::Relocate::relocate): Likewise.
4155 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
4158 2010-08-03 Cary Coutant <ccoutant@google.com>
4160 * merge.cc (Output_merge_string::do_add_input_section): Count strings
4161 to reserve space in merged_strings vector. Keep total input size
4163 (Output_merge_string::do_print_merge_stats): Print total input size.
4164 * merge.h (Output_merge_string): Add input_size_ field.
4165 * stringpool.cc (Stringpool_template::string_length): Move
4166 implementations out of Stringpool_template class and place in
4168 * stringpool.h (string_length): Move out of Stringpool_template.
4170 2010-08-03 Ian Lance Taylor <iant@google.com>
4173 * layout.cc (relaxation_loop_body): If address of load segment is
4174 set, adjust address to include headers if possible.
4176 2010-08-03 Ian Lance Taylor <iant@google.com>
4178 * version.cc (version_string): Bump to 1.10.
4180 2010-08-03 Ian Lance Taylor <iant@google.com>
4183 * layout.h (enum Output_section_order): Define.
4184 (class Layout): Update declarations.
4185 * layout.cc (Layout::get_output_section): Add order parameter.
4186 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
4187 is_first_non_relro parameters. Change all callers.
4188 (Layout::choose_output_section): Likewise.
4189 (Layout::add_output_section_data): Likewise.
4190 (Layout::make_output_section): Likewise. Set order.
4191 (Layout::default_section_order): New function.
4192 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
4193 * output.cc (Output_section::Output_section): Initialize order_.
4194 Don't initialize deleted fields.
4195 (Output_segment::Output_segment): Don't initialize deleted
4197 (Output_segment::add_output_section_to_load): New function
4198 replacing add_output_section. Change all callers to call this or
4199 add_output_section_to_nonload.
4200 (Output_segment::add_output_section_to_nonload): New function.
4201 (Output_segment::remove_output_section): Rewrite.
4202 (Output_segment::add_initial_output_data): Likewise.
4203 (Output_segment::has_any_data_sections): Likewise.
4204 (Output_segment::is_first_section_relro): Likewise.
4205 (Output_segment::maximum_alignment): Likewise.
4206 (Output_segment::has_dynamic_reloc): New function replacing
4207 dynamic_reloc_count. Change all callers.
4208 (Output_segment::has_dynamic_reloc_list): New function replacing
4209 dynamic_reloc_count_list. Change all callers.
4210 (Output_segment::set_section_addresses): Rewrite.
4211 (Output_segment::set_offset): Rewrite.
4212 (Output_segment::find_first_and_last_list): Remove.
4213 (Output_segment::set_tls_offsets): Rewrite.
4214 (Output_segment::first_section_load_address): Likewise.
4215 (Output_segment::output_section_count): Likewise.
4216 (Output_segment::section_with_lowest_load_address): Likewise.
4217 (Output_segment::write_section_headers): Likewise.
4218 (Output_segment::print_sections_to_map): Likewise.
4219 * output.h (class Output_data): Remove dynamic_reloc_count_
4220 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
4221 (Output_data::add_dynamic_reloc): Rewrite.
4222 (Output_data::has_dynamic_reloc): New function.
4223 (Output_data::dynamic_reloc_count): Remove.
4224 (class Output_section): Add order_ field. Remvoe is_relro_local_,
4225 is_last_relro_, is_first_non_relro_, is_interp_,
4226 is_dynamic_linker_section_ fields. Add order and set_order
4227 functions. Remove is_relro_local, set_is_relro_local,
4228 is_last_relro, set_is_last_relro, is_first_non_relro,
4229 set_is_first_non_relro functions, is_interp, set_is_interp,
4230 is_dynamic_linker_section, and set_is_dynamic_linker_section
4232 (class Output_segment): Change Output_data_list from std::list to
4233 std:;vector. Add output_lists_ field. Remove output_data_ and
4234 output_bss_ fields. Update declarations.
4236 2010-08-02 Ian Lance Taylor <iant@google.com>
4238 * arm.cc (Target_arm::gc_process_relocs): Use typename.
4239 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
4240 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
4242 2010-08-02 Ian Lance Taylor <iant@google.com>
4245 * script.cc (Script_options::Script_options): Initialize
4246 symbol_definitions_ and symbol_references_.
4247 (Script_options::add_symbol_assignment): Update
4248 symbol_definitions_ and symbol_references_.
4249 (Script_options::add_symbol_reference): New function.
4250 (script_symbol): New function.
4251 * script.h (class Script_options): Add symbol_definitions_ and
4252 symbol_references_ fields.
4253 (Script_options::referenced_const_iterator): New type.
4254 (Script_options::referenced_begin): New function.
4255 (Script_options::referenced_end): New function.
4256 (Script_options::is_referenced): New function.
4257 (Script_options::any_unreferenced): New function.
4258 * script-c.h (script_symbol): Declare.
4259 * yyscript.y (exp): Call script_symbol.
4260 * symtab.cc: Include "script.h".
4261 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4262 Change all callers. Check symbols referenced by scripts.
4263 (Symbol_table::add_undefined_symbols_from_command_line): Add
4264 layout parameter. Change all callers.
4265 (Symbol_table::do_add_undefined_symbols_from_command_line):
4266 Likewise. Break out loop body. Check symbols referenced by
4268 (Symbol_table::add_undefined_symbol_from_command_line): New
4269 function broken out of
4270 do_add_undefined_symbols_from_command_line.
4271 * symtab.h (class Symbol_table): Update declarations.
4272 * archive.cc: Include "layout.h".
4273 (Archive::should_include_member): Add layout parameter. Change
4274 all callers. Check for symbol mentioned in expression.
4275 * archive.h (class Archive): Update declaration.
4276 * object.cc (Sized_relobj::do_should_include_member): Add layout
4278 * object.h (Object::should_include_member): Add layout parameter.
4280 (Object::do_should_include_member): Add layout parameter.
4281 (class Sized_relobj): Update declaration.
4282 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4284 * dynobj.h (class Sized_dynobj): Update declaration.
4285 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4287 * plugin.h (class Sized_pluginobj): Update declaration.
4289 2010-08-02 Ian Lance Taylor <iant@google.com>
4292 * output.cc (Output_segment::set_offset): Search for the first and
4293 last sections rather than assuming that the list is in order.
4294 (Output_segment::find_first_and_last_list): New function.
4295 * output.h (class Output_segment): Update declarations.
4296 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4297 (relro_strip_test_SOURCES): New variable.
4298 (relro_strip_test_DEPENDENCIES): New variable.
4299 (relro_strip_test_LDFLAGS): New variable.
4300 (relro_strip_test_LDADD): New variable.
4301 (relro_strip_test.so): New target.
4303 2010-08-02 Ian Lance Taylor <iant@google.com>
4305 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4306 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4307 (Target_i386::got_tlsdesc_section): New function.
4308 (Target_i386::got_section): Create space for GOT entries for
4309 TLSDESC relocations.
4310 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4312 (Target_i386::Scan::global): Likewise.
4313 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4315 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4316 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4317 (Target_x86_64::got_tlsdesc_section): New function.
4318 (Target_x86_64::got_section): Create space for GOT entries for
4319 TLSDESC relocations.
4320 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4322 (Target_x86_64::Scan::global): Likewise.
4323 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4326 2010-08-02 Ian Lance Taylor <iant@google.com>
4328 * testsuite/final_layout.sh: Use dc to convert from hex to
4331 2010-07-29 Sriraman Tallam <tmsriram@google.com>
4333 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4334 paramter to the call to gold::gc_process_relocs.
4335 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4336 paramter to the call to gold::gc_process_relocs.
4337 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4338 parameter to the call to gold::gc_process_relocs.
4339 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4340 template parameter to the call to gold::gc_process_relocs.
4341 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4342 paramter to the call to gold::gc_process_relocs.
4343 * gc.h (get_embedded_addend_size): New function.
4344 (gc_process_relocs): Save the size of the reloc for use by ICF.
4345 * icf.cc (get_section_contents): Get the addend from the text section
4346 for SHT_REL relocation sections.
4347 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4348 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4349 * int_encoding.h (read_from_pointer): New overloaded function.
4350 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4351 * testsuite/icf_sht_rel_addend_test.sh: New file.
4352 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4353 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4355 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4357 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4358 * Makefile.in: Regenerate.
4359 * testsuite/Makefile.in: Regenerate.
4361 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4363 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4364 * gold/testsuite/debug_msg.cc: Likewise.
4365 * gold/testsuite/odr_violation1.cc
4366 * gold/testsuite/odr_violation2.cc
4368 2010-07-21 Cary Coutant <ccoutant@google.com>
4370 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4371 string, and length fields.
4372 (Output_merge_string::Merged_strings_list): New type.
4373 (Output_merge_string::Merged_strings_lists): New typedef.
4374 (Output_merge_string): Replace merged_strings_ with
4375 merged_strings_lists_.
4376 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4377 Merged_strings_list per input object and section. Don't store pointer
4378 to the string. Don't store length with each merged string entry.
4379 (Output_merge_string::finalize_merged_data): Loop over list of merged
4380 strings lists. Recompute length of each merged string.
4382 2010-07-15 Cary Coutant <ccoutant@google.com>
4384 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4387 2010-07-14 Ian Lance Taylor <iant@google.com>
4389 * descriptors.cc (Descriptors::open): Report correct name in error
4392 2010-07-13 Doug Kwan <dougkwan@google.com>
4394 * arm.cc (Arm_input_section::Arm_input_section): For a
4395 SHT_ARM_EXIDX section, always keeps the input sections.
4396 (Arm_input_section::set_exidx_section_link): New method.
4397 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4398 has_errors_ to false.
4399 (Arm_exidx_input_section::has_errors,
4400 Arm_exidx_input_section::set_has_errors): New methods.
4401 (Arm_exidx_input_section::has_errors_): New data member.
4402 (Arm_relobj::get_exidx_shndx_list): New method.
4403 (Arm_output_section::append_text_sections_to_list): Do not skip
4404 section without SHF_EXECINSTR.
4405 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4407 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4408 section header. Make error messages more verbose. Check for
4409 a non-executable section linked to an EXIDX section.
4410 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4411 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4412 check that there is no deferred EXIDX section if we exit early.
4413 Instead of not making an EXIDX section in case of an error, make one
4414 and set the has_errors flag of it.
4415 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4416 in a relocatable link.
4417 (Target_arm::do_relax): Look for the EXIDX output section instead of
4418 assuming that it is called .ARM.exidx.
4419 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4420 section list. Do not check for SHF_EXECINSTR section flags but
4421 skip any input section with errors.
4422 * output.cc (Output_section::Output_section): Initialize
4423 always_keeps_input_sections_ to false.
4424 (Output_section::add_input_section): Check for
4425 always_keeps_input_sections_.
4426 * output.h (Output_section::always_keeps_input_sections,
4427 Output_section::set_always_keeps_input_sections): New methods.
4428 (Output_section::always_keeps_input_sections): New data member.
4430 2010-07-13 Rafael Espindola <espindola@google.com>
4432 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4433 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4435 2010-07-13 Philip Herron <herron.philip@googlemail.com>
4436 Ian Lance Taylor <iant@google.com>
4438 * output.h (Output_section_lookup_maps::add_merge_section):
4439 Correct check of whether value was inserted.
4440 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4441 (Output_section_lookup_maps::add_relaxed_input_section):
4443 * arm.cc (Target_arm::got_section): Remove used local os.
4444 * i386.cc (Target_i386::got_section): Likewise.
4445 * x86_64.cc (Target_x86_64::got_section): Likewise.
4446 * sparc.cc (Target_sparc::got_section): Likewise.
4447 (Target_sparc::relocate): Remove unused local have_got_offset.
4448 * powerpc.cc (Target_powerpc::relocate): Likewise.
4450 2010-07-13 Ian Lance Taylor <iant@google.com>
4452 * compressed_output.cc (zlib_decompress): Fix signature in
4455 * archive.cc (Archive::include_member): Unlock an external member
4456 of a thin archive. Don't bother to delete an object we know is
4459 2010-07-12 Cary Coutant <ccoutant@google.com>
4461 * compressed_output.cc (zlib_decompress): New function.
4462 (get_uncompressed_size): New function.
4463 (decompress_input_section): New function.
4464 * compressed_output.h (get_uncompressed_size): New function.
4465 (decompress_input_section): New function.
4466 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4467 Handle compressed debug sections.
4468 * layout.cc (is_compressed_debug_section): New function.
4469 (Layout::output_section_name): Map compressed section names to
4471 * layout.h (is_compressed_debug_section): New function.
4472 (is_debug_info_section): Recognize compressed debug sections.
4473 * merge.cc: Include compressed_output.h.
4474 (Output_merge_data::do_add_input_section): Handle compressed
4476 (Output_merge_string::do_add_input_section): Handle compressed
4478 * object.cc: Include compressed_output.h.
4479 (Sized_relobj::Sized_relobj): Initialize new data members.
4480 (build_compressed_section_map): New function.
4481 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4482 * object.h (Object::section_is_compressed): New method.
4483 (Object::do_section_is_compressed): New method.
4484 (Sized_relobj::Compressed_section_map): New type.
4485 (Sized_relobj::do_section_is_compressed): New method.
4486 (Sized_relobj::compressed_sections_): New data member.
4487 * output.cc (Output_section::add_input_section): Handle compressed
4489 * reloc.cc: Include compressed_output.h.
4490 (Sized_relobj::write_sections): Handle compressed debug sections.
4492 2010-07-08 Cary Coutant <ccoutant@google.com>
4494 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4495 weak when resolving to a dynamic def.
4496 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4497 for weak undef/dynamic def cases. Adjust callers.
4498 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4499 undef_binding_weak_.
4500 (Symbol_table::sized_write_globals): Adjust symbol binding.
4501 (Symbol_table::sized_write_symbol): Add binding parameter.
4502 * symtab.h (Symbol::set_undef_binding): New method.
4503 (Symbol::is_undef_binding_weak): New method.
4504 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4505 (Symbol_table::should_override): Add new parameter.
4506 (Symbol_table::sized_write_symbol): Add new parameter.
4508 * testsuite/weak_undef_file1.cc: Add new test case.
4509 * testsuite/weak_undef_file2.cc: Fix header comment.
4510 * testsuite/weak_undef_test.cc: Add new test case.
4512 2010-06-29 Doug Kwan <dougkwan@google.com>
4514 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4515 Initialize USE_SYMBOL_.
4516 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4518 (Arm_reloc_property::uses_symbol_): New data member declaration.
4519 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4520 uses symbol value and symbol is undefined but not weakly undefined.
4522 2010-06-28 Rafael Espindola <espindola@google.com>
4524 * plugin.cc (Plugin::load): Use dlerror.
4526 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4528 * symtab.cc (detect_odr_violations): When reporting an ODR
4529 violation, report an object where the symbol is defined.
4531 2010-06-25 Doug Kwan <dougkwan@google.com>
4533 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4534 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4536 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4537 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4538 target hook to detect function points.
4539 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4540 * icf.h (Icf::check_section_for_function_pointers): Change type of
4541 parameter SECTION_NAME to const reference to std::string. Use
4542 target hook to determine if section may have unsafe pointers.
4543 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4546 2010-06-21 Rafael Espindola <espindola@google.com>
4548 * fileread.cc (Input_file::find_fie): New
4549 (Input_file::open): Use Input_file::find_fie.
4550 * fileread.h (Input_file::find_fie): New
4551 * plugin.cc (set_extra_library_path): New.
4552 (Plugin::load): Add set_extra_library_path to the transfer vector.
4553 (Plugin_manager::set_extra_library_path): New.
4554 (Plugin_manager::add_input_file): Use the extra search path if set.
4555 (set_extra_library_path(): New.
4556 * plugin.h (Plugin_manager): Add set_extra_library_path and
4559 2010-06-19 Cary Coutant <ccoutant@google.com>
4561 * layout.cc (gdb_sections): Add .debug_types.
4562 (lines_only_debug_sections): Likewise.
4564 2010-06-18 Rafael Espindola <espindola@google.com>
4566 * plugin.cc (add_input_file,add_input_library)
4567 (Plugin_manager::add_input_file): Make filename arguments const.
4568 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4571 2010-06-16 Doug Kwan <dougkwan@google.com>
4573 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4574 .ARM.attributes section if we have not merged any input
4575 attributes sections.
4577 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4579 * arm.cc: Allow combining objects with no EABI version
4582 2010-06-15 Rafael Espindola <espindola@google.com>
4584 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4586 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4588 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4589 (struct iovec): Correct !HAVE_READV definition.
4591 2010-06-10 Cary Coutant <ccoutant@google.com>
4593 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4594 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4596 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4599 * symtab.h (Symbol::is_placeholder): New member function.
4600 * target-reloc.h (relocate_section): Check for placeholder symbols.
4602 * testsuite/Makefile.am (plugin_test_8): New test.
4603 (plugin_test_9): New test.
4604 * testsuite/Makefile.in: Regenerate.
4606 2010-06-09 Nick Clifton <nickc@redhat.com>
4608 * yyscript.y (input_list_element): Allow strings prefixed with
4609 the '-' character. Treat these as libraries.
4610 * script.cc (script_add_library): New function. Adds a library
4611 specified by "-l<name>" found in an input script.
4612 * script-c.h: Add prototype for script_add_library.
4614 2010-06-07 Doug Kwan <dougkwan@google.com>
4616 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4617 Restrict stub-group size to be within long conditional branch
4618 range when working around cortex-A8 erratum.
4620 2010-06-07 Damien Diederen <dd@crosstwine.com>
4622 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4625 2010-06-03 Sriraman Tallam <tmsriram@google.com>
4629 (Output_section::Input_section_sort_entry::compare_section_ordering):
4630 Change to return non-zero correctly.
4631 (Output_section::Input_section_sort_section_order_index_compare
4632 ::operator()): Change to fix ambiguity in comparisons.
4634 2010-06-01 Sriraman Tallam <tmsriram@google.com>
4636 * gold.h (is_wildcard_string): New function.
4637 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4638 (Layout::layout_eh_frame): Ditto.
4639 (Layout::find_section_order_index): New method.
4640 (Layout::read_layout_from_file): New method.
4641 * layout.h (Layout::find_section_order_index): New method.
4642 (Layout::read_layout_from_file): New method.
4643 (Layout::input_section_position_): New private member.
4644 (Layout::input_section_glob_): New private member.
4645 * main.cc (main): Call read_layout_from_file here.
4646 * options.h (--section-ordering-file): New option.
4647 * output.cc (Output_section::input_section_order_specified_): New
4649 (Output_section::Output_section): Initialize new member.
4650 (Output_section::add_input_section): Add new parameter.
4651 Keep input sections when --section-ordering-file is used.
4652 (Output_section::set_final_data_size): Sort input sections when
4653 section ordering file is specified.
4654 (Output_section::Input_section_sort_entry): Add new parameter.
4656 (Output_section::Input_section_sort_entry::compare_section_ordering):
4658 (Output_section::Input_section_sort_compare::operator()): Change to
4659 consider section_order_index.
4660 (Output_section::Input_section_sort_init_fini_compare::operator()):
4661 Change to consider section_order_index.
4662 (Output_section::Input_section_sort_section_order_index_compare
4663 ::operator()): New method.
4664 (Output_section::sort_attached_input_sections): Change to sort
4665 according to section order when specified.
4666 (Output_section::add_input_section<32, true>): Add new parameter.
4667 (Output_section::add_input_section<64, true>): Add new parameter.
4668 (Output_section::add_input_section<32, false>): Add new parameter.
4669 (Output_section::add_input_section<64, false>): Add new parameter.
4670 * output.h (Output_section::add_input_section): Add new parameter.
4671 (Output_section::input_section_order_specified): New
4673 (Output_section::set_input_section_order_specified): New method.
4674 (Input_section::Input_section): Initialize section_order_index_.
4675 (Input_section::section_order_index): New method.
4676 (Input_section::set_section_order_index): New method.
4677 (Input_section::section_order_index_): New member.
4678 (Input_section::Input_section_sort_section_order_index_compare): New
4680 (Output_section::input_section_order_specified_): New member.
4681 * script-sections.cc (is_wildcard_string): Delete and move modified
4683 (Output_section_element_input::Output_section_element_input): Modify
4684 call to is_wildcard_string.
4685 (Output_section_element_input::Input_section_pattern
4686 ::Input_section_pattern): Ditto.
4687 (Output_section_element_input::Output_section_element_input): Ditto.
4688 * testsuite/Makefile.am (final_layout): New test case.
4689 * testsuite/Makefile.in: Regenerate.
4690 * testsuite/final_layout.cc: New file.
4691 * testsuite/final_layout.sh: New file.
4693 2010-06-01 Rafael Espindola <espindola@google.com>
4695 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4697 2010-06-01 Rafael Espindola <espindola@google.com>
4699 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4700 visibility of symbols.
4702 2010-05-27 Doug Kwan <dougkwan@google.com>
4704 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4705 from start of output section instead of address for a local symbol
4706 in a merged or relaxed section when doing a relocatable link.
4708 2010-05-26 Rafael Espindola <espindola@google.com>
4711 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4712 adding sections the garbage collector removed.
4713 * gold/testsuite/Makefile.am: Add test.
4714 * gold/testsuite/Makefile.in: Regenerate.
4715 * gold/testsuite/plugin_test_7.sh: New.
4716 * gold/testsuite/plugin_test_7_1.c: New.
4717 * gold/testsuite/plugin_test_7_2.c: New.
4719 2010-05-26 Rafael Espindola <espindola@google.com>
4721 * script-sections.cc (Output_section_definition::set_section_addresses):
4722 Check for --section-start.
4724 2010-05-26 Doug Kwan <dougkwan@google.com>
4726 * arm.cc (Arm_scan_relocatable_relocs): New class.
4727 (Target_arm::relocate_special_relocatable): New method.
4728 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4729 (Arm_relocate_functions::thumb_branch_common): Same.
4730 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4731 instead of Default_scan_relocatable_relocs.
4732 * target-reloc.h (relocate_for_relocatable): Let target handle
4733 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4734 * target.h (Sized_target::relocate_special_relocatable): New method.
4736 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4738 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4740 2010-05-23 Doug Kwan <dougkwan@google.com>
4742 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4744 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4745 with a direct branch, not a conditional branch, to a stub.
4746 * merge.cc (Output_merge_base::record_input_section): New method
4748 (Output_merge_data::do_add_input_section): Record input section if
4749 keeps-input-sections flag is set.
4750 (Output_merge_string::do_add_input_section): Ditto.
4751 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4752 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4754 (Output_merge_base::keeps_input_sections,
4755 Output_merge_base::set_keeps_input_sections,
4756 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4758 (Output_merge_base::Input_sections): New type declaration.
4759 (Output_merge_base::input_sections_begin,
4760 Output_merge_base::input_sections_end,
4761 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4762 (Output_merge_base::bool keeps_input_sections_,
4763 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4764 Output_merge_base::input_sections_): New data members.
4765 (Output_merge_data::do_set_keeps_input_sections): New method
4767 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4768 * output.cc (Output_section::Input_section::relobj): Move method
4769 defintion from class declaration to here and handle merge sections.
4770 (Output_section::Input_section::shndx): Ditto.
4771 (Output_section::Output_section): Remove initializations of removed
4772 data members and initialize new data member LOOKUP_MAPS_.
4773 (Output_section::add_input_section): Set keeps-input-sections flag
4774 for a newly created merge output section as appropriate. Adjust code
4775 to use Output_section_lookup_maps class.
4776 (Output_section::add_relaxed_input_section): Adjst code for lookup
4777 maps code refactoring.
4778 (Output_section::add_merge_input_section): Add a new parameter
4779 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4780 class. If adding input section to a newly created merge output
4781 section fails, remove the new merge section.
4782 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4783 Adjust code for use of the Output_section_lookup_maps class.
4784 (Output_section::find_merge_section): Ditto.
4785 (Output_section::build_lookup_maps): New method defintion.
4786 (Output_section::find_relaxed_input_section): Adjust code to use
4787 Output_section_lookup_maps class.
4788 (Output_section::get_input_sections): Export merge sections. Adjust
4789 code to use Output_section_lookup_maps class.
4790 (Output_section:::add_script_input_section): Adjust code to use
4791 Output_section_lookup_maps class. Update lookup maps for merge
4793 (Output_section::discard_states): Use Output_section_lookup_maps.
4794 (Output_section::restore_states): Same.
4795 * output.h (Merge_section_properties): Move class defintion out of
4797 (Output_section_lookup_maps): New class.
4798 (Output_section::Input_section::is_merge_section): New method
4800 (Output_section::Input_section::relobj): Move defintion out of class
4801 defintion. Declare method only.
4802 (Output_section::Input_section::shndx): Ditto.
4803 (Output_section::Input_section::output_merge_base): New method defintion.
4804 (Output_section::Input_section::u2_.pomb): New union field.
4805 (Output_section::Merge_section_by_properties_map,
4806 Output_section::Output_section_data_by_input_section_map,
4807 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4809 (Output_section::add_merge_input_section): Add new parameter
4810 KEEPS_INPUT_SECTIONS.
4811 (Output_section::build_lookup_maps): New method declaration.
4812 (Output_section::merge_section_map_,
4813 Output_section::merge_section_by_properties_map_,
4814 Output_section::relaxed_input_section_map_,
4815 Output_section::is_relaxed_input_section_map_valid_): Remove data
4817 (Output_section::lookup_maps_): New data member.
4819 2010-05-21 Doug Kwan <dougkwan@google.com>
4822 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4823 avoid a compilation error.
4825 2010-05-19 Rafael Espindola <espindola@google.com>
4827 * script-sections.cc (Output_section_definition::allocate_to_segment):
4828 Update the phdrs_list even when the output section is NULL.
4829 * testsuite/Makefile.am: Add test.
4830 * testsuite/Makefile.in: Regenerate.
4831 * testsuite/script_test_9.cc: New.
4832 * testsuite/script_test_9.sh: New.
4833 * testsuite/script_test_9.t: New.
4835 2010-05-19 Doug Kwan <dougkwan@google.com>
4837 * arm.cc (Arm_input_section::original_size): New method.
4838 (Arm_input_section::do_addralign): Add a cast.
4839 (Arm_input_section::do_output_offset): Remove static cast.
4840 (Arm_input_section::original_addralign,
4841 Arm_input_section::original_size_): Change type to uint32_t.
4842 (Arm_input_section::init): Add safe casts for section alignment
4844 (Arm_input_section::set_final_data_size): Do not set address and
4845 offset of stub table.
4846 (Arm_output_section::fix_exidx_coverage): Change use of of
4847 Output_section::Simple_input_section to that of
4848 Output_section::Input_section.
4849 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4850 except for the first pass.
4851 * output.cc (Output_section::get_input_sections): Change type of
4852 input_sections to std::list<Input_section>.
4853 (Output_section::add_script_input_section): Rename from
4854 Output_section::add_simple_input_section. Change type of SIS
4855 parameter from Simple_input_section to Input_section.
4856 * output.h (Output_section::Simple_input_section): Remove class.
4857 (Output_section::Input_section): Change class visibility to public.
4858 (Output_section::Input_section::addralign): Use stored alignments
4859 for special input sections if set.
4860 (Output_section::Input_section::set_addralign): New method.
4861 (Output_section::get_input_sections): Change parameter type from
4862 list of Simple_input_section to list of Input_section.
4863 (Output_section::add_script_input_section): Rename from
4864 Output_section::add_simple_input_section. Change first parameter's
4865 type from Simple_input_section to Input_section and remove the
4866 second and third parameters.
4867 * script-sections.cc (Input_section::Input_section_list): Change
4868 type to list of Output_section::Input_section/
4869 (Input_section_info::Input_section_info): Change parameter type of
4870 INPUT_SECTION to Output_section::Input_section.
4871 (Input_section_info::input_section): Change return type.
4872 (Input_section_info::input_section_): Change type to
4873 Output_section::Input_section.
4874 (Output_section_element_input::set_section_addresses): Adjust code
4875 to use Output_section::Input_section instead of
4876 Output_section::Simple_input_section. Adjust code for renaming
4877 of Output_section::add_simple_input_section.
4878 (Orphan_output_section::set_section_addresses): Ditto.
4880 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4882 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4883 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4885 2010-05-18 Rafael Espindola <espindola@google.com>
4887 * options.cc (General_options::finalize): Handle -nostdlib.
4888 * options.h (nostdlib): New option.
4889 * script.cc (script_add_search_dir): Handle -nostdlib.
4891 2010-05-12 Doug Kwan <dougkwan@google.com>
4893 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4894 attributes section only if there no attributes section after merging.
4895 (Target_arm::merge_object_attributes): Move value of
4896 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4897 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4898 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4899 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4900 and arm_attr_merge_7.stdout.
4901 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4902 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4903 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4904 arm_attr_merge_7b.o): New rules.
4905 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4907 * testsuite/Makefile.in: Regenerate.
4908 * testsuite/arm_attr_merge.sh: New file.
4909 * testsuite/arm_attr_merge_[67][ab].s: Same.
4911 2010-05-05 Nick Clifton <nickc@redhat.com>
4913 * po/es.po: Updated Spanish translation.
4915 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4917 * Makefile.am (install-exec-local): Properly install gold as
4918 default cross linker.
4919 * Makefile.in: Regenerated.
4921 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4922 Nick Clifton <nickc@redhat.com>
4924 * configure.ac (install_as_default): Define and set to false
4925 unless --enable-gold or --enable-gold=both/gold has been
4927 * configure: Regenerate.
4929 * Makefile.am (install-exec-local): Install the executable as
4930 'ld.gold'. If install_as_default is true then also install it as
4932 * Makefile.in: Regenerated.
4934 2010-04-24 Ian Lance Taylor <iant@google.com>
4936 * layout.cc (Layout::layout_reloc): In relocatable link don't
4937 combine reloc sections for grouped sections.
4939 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4941 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4942 sections that are not ordinary to icf.
4943 * icf.cc (get_section_contents): Handle relocation pointing to section
4944 with no object or shndx information.
4945 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4946 * testsuite/Makefile.in: Regenerate.
4947 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4948 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4950 2010-04-22 Ian Lance Taylor <iant@google.com>
4952 * expression.cc (Expression::Expression_eval_info): Add
4953 result_alignment_pointer field.
4954 (Expression::eval_with_dot): Add result_alignment_pointer
4955 parameter. Change all callers.
4956 (Expression::eval_maybe_dot): Likewise.
4957 (class Binary_expression): Add alignment_pointer parameter to
4958 left_value and right_value. Change all callers.
4959 (BINARY_EXPRESSION): Set result alignment.
4960 (class Trinary_expression): Add alignment_pointer parameter to
4961 arg2_value and arg3_value. Change all callers.
4962 (Trinary_cond::value): Set result alignment.
4963 (Max_expression::value, Min_expression::value): Likewise.
4964 (Align_expression::value): Likewise.
4965 * script-sections.cc (class Sections_element): Add dot_alignment
4966 parameter to set_section_addresses virtual function. Update
4968 (class Output_section_element): Likewise.
4969 (Script_sections::create_segments): Add dot_alignment parameter.
4971 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4972 (Script_sections::set_phdrs_clause_addresses): Likewise.
4973 * script-sections.h: Update declarations.
4974 * script.h: Update declarations.
4975 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4977 * testsuite/script_test_3.t: Set large alignment.
4978 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4979 segment has expected alignment.
4981 2010-04-22 Nick Clifton <nickc@redhat.com>
4983 * po/gold.pot: Updated by the Translation project.
4984 * po/vi.po: Updated Vietnamese translation.
4986 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4988 * testsuite/Makefile.am (check_PROGRAMS): Add
4989 icf_virtual_function_folding_test.
4990 * testsuite/Makefile.in: Regenerated.
4992 2010-04-15 Andrew Haley <aph@redhat.com>
4994 * options.h (merge_exidx_entries): New option.
4995 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4996 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4997 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4998 (Target_arm::merge_exidx_entries): New function.
4999 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
5000 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
5001 to Arm_exidx_fixup constructor.
5002 Add new arg, merge_exidx_entries.
5003 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
5004 Arm_output_section::fix_exidx_coverage.
5006 2010-04-18 Sriraman Tallam <tmsriram@google.com>
5008 * icf.cc (get_section_contents): Check for preemptible functions.
5009 Ignore addend when appropriate.
5010 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
5012 (add_from_relobj): Check for section folded.
5013 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
5014 * symtab.h (should_add_dynsym_entry): Add new parameter.
5015 * target-reloc.h (scan_relocs): Check for section folded.
5016 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
5017 Check reloc types for function pointers in shared objects.
5018 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
5020 (icf_preemptible_functions_test): New test case.
5021 (icf_string_merge_test): New test case.
5022 * testsuite.Makefile.in: Regenerate.
5023 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
5024 bar_glob. Refactor code.
5025 * testsuite/icf_preemptible_functions_test.cc: New file.
5026 * testsuite/icf_preemptible_functions_test.sh: New file.
5027 * testsuite/icf_string_merge_test.cc: New file.
5028 * testsuite/icf_string_merge_test.sh: New file.
5029 * testsuite/icf_virtual_function_folding_test.cc: New file.
5030 * testsuite/icf_virtual_function_folding_test.sh: New file.
5032 2010-04-14 Doug Kwan <dougkwan@google.com>
5034 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
5035 for local symbol recounting if we remove a section due to ICF.
5036 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
5037 there are no regular objects in input.
5039 2010-04-13 Doug Kwan <dougkwan@google.com>
5041 * arm.cc (Arm_input_section::set_final_data_size): Compute
5042 accurate final data size instead of using current data size.
5044 2010-04-09 Doug Kwan <dougkwan@google.com>
5046 * layout.cc (Layout::choose_output_section): Handle script section
5048 (Layout::make_output_section_for_script): Add section type parameter.
5049 Handle script section types.
5050 * layout.h (Layout::make_output_section_for_script): Add section
5052 * output.cc (Output_section::Output_section): Initialize data member
5054 (Output_section::do_reset_address_and_file_offset): Do not set address
5055 to 0 if section is a NOLOAD section.
5056 * output.h (Output_section::is_noload): New method.
5057 (Output_section::set_is_noload): Ditto.
5058 (Output_section::is_noload_): New data member.
5059 * script-c.h (Script_section_type): New enum type.
5060 (struct Parser_output_section_header): Add new file section_type.
5061 * script-sections.cc (Sections_element::output_section_name): Add
5062 parameter for returning script section type.
5063 (Output_section_definition::output_section_name): Ditto.
5064 (Output_section_definition::section_type)P; New method.
5065 (Output_section_definiton::script_section_type_name): Ditto.
5066 (Output_section_definition::script_section_type_): New data member.
5067 (Output_section_definition::Output_section_definition): Initialize
5068 data member Output_section_definition::script_section_type_.
5069 (Output_section_definition::create_sections): Pass script section type
5070 to Layout::make_output_section_for_script.
5071 (Output_section_definition::output_section_name): Return script
5072 section type to caller.
5073 (Output_section_definition::set_section_address): Do not advance
5074 dot value and load address if section type is NOLOAD. Set address
5075 of NOLOAD sections regardless of section flags.
5076 (Output_section_definition::print): Print section type if it is
5077 not SCRIPT_SECTION_TYPE_NONE.
5078 (Output_section_definition::section_type): New method.
5079 (Output_section_definition::script_section_type_name): Ditto.
5080 (Script_sections::output_section_name): Add new parameter
5081 PSECTION_TYPE for returning script section type. Pass it to
5082 section elements. Handle discard sections.
5083 (Sort_output_sections::operator()): Handle NOLOAD sections.
5084 * script-sections.h (Script_sections::Section_type): New enum type.
5085 (Script_sections::output_section_name): Add a new parameter for
5086 returning script section type.
5087 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
5089 * yyscript.y (union): Add new field SECTION_TYPE.
5090 (COPY, DSECT, INFO, NOLOAD): New tokens.
5091 (opt_address_and_section_type): Change type to output_section_header.
5092 (section_type): New non-terminal
5093 (section_header): Handle section type.
5094 (opt_address_and_section_type): Return section type value.
5096 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
5098 * testsuite/plugin_common_test_1.c (foo): Add prototype.
5099 * testsuite/plugin_common_test_2.c (foo): Likewise.
5101 2010-04-08 Doug Kwan <dougkwan@google.com>
5103 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
5105 * output.cc (Output_section::add_merge_input_section): Simplify
5106 code and return status of Output_merge_base::add_input_section.
5107 Update merge section map only if Output_merge_base::add_input_section
5110 2010-04-07 Doug Kwan <dougkwan@google.com>
5112 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
5113 if section is marked as containing instructions but has no mapping
5115 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
5116 correct section index.
5117 (Arm_relobj::find_linked_text_section): Ditto.
5119 2010-04-07 Cary Coutant <ccoutant@google.com>
5121 * archive.cc (include_member): Destroy Read_symbols_data object before
5123 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
5124 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
5125 (Read_symbols_data::~Read_symbols_data) New destructor.
5126 (Section_relocs::Section_relocs) New constructor.
5127 (Section_relocs::~Section_relocs) New destructor.
5128 (Read_relocs_data::Read_relocs_data) New constructor.
5129 (Read_relocs_data::~Read_relocs_data) New destructor.
5130 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
5131 pointers to NULL after deleting.
5133 2010-04-07 Doug Kwan <dougkwan@google.com>
5135 * arm.cc: Replace "endianity" with "endianness" in comments.
5136 (Arm_exidx_cantunwind): Ditto.
5137 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
5138 (Arm_relobj::merge_flags_and_attributes): New method.
5139 (Arm_relobj::merge_flags_and_attributes_): New data member.
5140 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
5141 (Arm_relobj::scan_sections_for_stubs): Ditto.
5142 (Arm_relobj::do_read_symbols): Check to see if we really want to
5143 merge processor-specific flags and attributes. Exit early if
5144 an object is empty except for section names and the undefined symbol.
5145 (Target_arm::do_finalize_sections): Move check for ELF format to
5146 Arm_relobj::do_read_symbols. Merge processor specific flags and
5147 attributes from a regular object only when we have determined that
5148 it is aapropriate. Do not create an .ARM.attributes section in
5149 output if there is no regular input object.
5150 (Target_arm::merge_processor_specific_flags): Check
5151 --warn-mismatch before printing any error.
5152 (Target_arm::merge_object_attributes): Ditto.
5153 * gold.cc (queue_middle_tasks): Handle the case in which there is
5154 no regular object in input.
5155 * options.cc (General_options::parse_EB): New method.
5156 (General_options::parse_EL): Same.
5157 (General_options::General_options): Initialize endianness_.
5158 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
5160 (General_options::Endianness): New enum.
5161 (General_options::endianness): New method.
5162 (General_options::endianness_): New data member.
5163 * parameters.cc (Parameters::set_options): Check target endianness.
5164 (Parameters::set_target_once): Ditto.
5165 (Parameters::check_target_endianness): New method.
5166 (parameters_force_valid_target): If either -EL or -EB is specified,
5167 use it to define endianness of default target.
5168 * parameters.h (Parameters::check_target_endianness): New method
5170 * target.h (class Target): Change "endianity" to "endianness"
5173 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5175 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
5176 * configure: Regenerate.
5177 * Makefile.in: Regenerate.
5178 * testsuite/Makefile.in: Regenerate.
5180 2010-04-06 Cary Coutant <ccoutant@google.com>
5183 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
5184 prevailing definitions of common symbols.
5185 * testsuite/plugin_test_6.sh: New test case.
5186 * testsuite/plugin_common_test_1.c: New test case.
5187 * testsuite/plugin_common_test_2.c: New test case.
5188 * testsuite/Makefile.am (plugin_test_6): New test case.
5189 * testsuite/Makefile.in: Regenerate.
5191 2010-04-06 Nick Clifton <nickc@redhat.com>
5193 * po/vi.po: New Vietnamese translation.
5195 2010-03-30 Doug Kwan <dougkwan@google.com>
5197 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
5199 2010-03-25 Doug Kwan <dougkwan@google.com>
5201 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
5202 to avoid a conversion warning on a 32-bit host.
5204 2010-03-24 Ian Lance Taylor <iant@google.com>
5206 * testsuite/script_test_3.t: Add a TLS segment.
5207 * testsuite/Makefile.am (check_PROGRAMS): Add
5208 tls_phdrs_script_test.
5209 (tls_phdrs_script_test_SOURCES): Define.
5210 (tls_phdrs_script_test_DEPENDENCIES): Define.
5211 (tls_phdrs_script_test_LDFLAGS): Define.
5212 (tls_phdrs_script_test_LDADD): Define.
5213 * testsuite/Makefile.in: Rebuild.
5215 2010-03-23 Cary Coutant <ccoutant@google.com>
5217 * fileread.cc (find_or_make_view): Fix comment.
5219 2010-03-23 Ian Lance Taylor <iant@google.com>
5221 * script-sections.cc (class Orphan_section_placement): Define
5222 PLACE_TLS and PLACE_TLS_BSS.
5223 (Orphan_section_placement::Orphan_section_placement): Initialize
5225 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
5226 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
5227 (tls_script_test_SOURCES): Define.
5228 (tls_script_test_DEPENDENCIES): Define.
5229 (tls_script_test_LDFLAGS): Define.
5230 (tls_script_test_LDADD): Define.
5231 * testsuite/Makefile.in: Rebuild.
5233 2010-03-22 Doug Kwan <dougkwan@google.com>
5235 * arm.cc (Arm_relocate_functions::abs8,
5236 Arm_relocate_functions::abs16): Use correct check for overflow
5237 specified in the ARM ELF specs.
5238 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
5239 target of a BLX instruction specially.
5240 (Reloc_stub::stub_type_for_reloc): Ditto.
5241 (Relocate::relocate): Use symbolic names instead of numeric relocation
5242 codes to report error.
5243 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
5245 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
5246 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
5247 thumb2_blx_out_of_range.stdout
5248 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
5249 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
5250 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
5251 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
5252 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
5253 thumb2_blx_in_range, thumb2_blx_in_range.o,
5254 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5255 thumb2_blx_out_of_range.o): New rules.
5256 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5257 thumb2_blx_in_range and thumb2_blx_out_of_range.
5258 * testsuite/Makefile.in: Regenerate.
5259 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5260 * testsuite/thumb_blx_in_range.s: New file.
5261 * testsuite/thumb_blx_out_of_range.s: New file.
5263 2010-03-22 Rafael Espindola <espindola@google.com>
5265 * archive.cc (Should_include): Move to archive.h.
5266 (should_include_member): Make it a member of Archive.
5268 (Add_lib_group_symbols): New.
5269 * archive.h: Include options.h.
5270 (Archive_member): Moved from Archive.
5271 (Should_include): Moved from archive.cc.
5273 (Add_lib_group_symbols): New.
5274 * dynobj.cc (do_should_include_member): New.
5275 * dynobj.h (do_should_include_member): New.
5276 * gold.cc (queue_initial_tasks): Update call to queue.
5277 * main.cc (main): Print lib group stats.
5278 * object.cc (do_should_include_member): New.
5279 * object.h: Include archive.h.
5280 (Object::should_include_member): New.
5281 (Object::do_should_include_member): New.
5282 (Sized_relobj::do_should_include_member): New.
5283 * options.cc (General_options::parse_start_lib): New.
5284 (General_options::parse_end_lib): New.
5285 (Input_arguments::add_file): Handle lib groups.
5286 (Input_arguments::start_group): Check we are not in a lib.
5287 (Input_arguments::start_lib): New.
5288 (Input_arguments::end_lib): New.
5289 * options.h (General_options): Add start_lib and end_lib.
5290 (Input_argument::lib_): New.
5291 (Input_argument::lib): New.
5292 (Input_argument::is_lib): New.
5293 (Input_file_lib): New.
5294 (Input_arguments::in_lib_): New.
5295 (Input_arguments::in_lib): New.
5296 (Input_arguments::start_lib): New.
5297 (Input_arguments::end_lib_): New.
5298 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5299 in unused members as preempted.
5300 (Sized_pluginobj::do_should_include_member): New.
5301 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5302 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5304 (Read_symbols::do_whole_lib_group): New.
5305 (Read_symbols::do_lib_group): New.
5306 (Read_symbols::do_read_symbols): Handle lib groups.
5307 (Read_symbols::get_name): Handle lib groups.
5308 * readsyms.h (Read_symbols): Add an archive member pointer.
5309 (Read_symbols::do_whole_lib_group): New.
5310 (Read_symbols::do_lib_group): New.
5311 (Read_symbols::member_): New.
5312 * script.cc (read_input_script): Update call to queue_soon.
5314 2010-03-19 Doug Kwan <dougkwan@google.com>
5316 * arm.cc (Stub_table::Stub_table): Initialize new data members
5317 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5318 (Stub_table::add_reloc_stub): Assign stub offset and update
5319 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5320 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5322 (Stub_table::update_data_size_and_addralign): Use
5323 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5324 instead of going over all reloc stubs.
5325 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5326 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5327 Stringpool_template::offset_ to size of Stringpool_char.
5328 (Stringpool_template::new_key_offset): Remove code to initialize
5329 Stringpool_template::offset_.
5330 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5331 Stringpool_template::offset_ to zero.
5333 2010-03-15 Doug Kwan <dougkwan@google.com>
5335 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5337 (Stringpool_template::new_key_offset): New method.
5338 (Stringpool_template::add_string): Assign offsets when adding new
5340 (Stringpool_template::set_string_offsets): Do not set string offsets
5341 when not optimizing.
5342 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5344 (Chunked_vector::clear): Clear size_.
5345 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5346 (Chunked_vector::size): Return size_.
5347 (Chunked_vector::push_back): Use size_ to find insert position.
5348 (Chunked_vector::size_): New data member.
5349 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5350 (Stringpool_template::new_key_offset): New method declaration.
5351 (Stringpool_template::offset_): New data member.
5353 2010-03-15 Rafael Espindola <espindola@google.com>
5355 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5356 Add_symbols' constructor.
5357 * readsyms.h (Add_symbols): Remove the input_group member.
5359 2010-03-10 Ian Lance Taylor <iant@google.com>
5361 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5362 target to ask whether a reference to a symbol requires a stack
5364 * target.h (Target::is_call_to_non_split): New function.
5365 (Target::do_is_call_to_non_split): Declare virtual function.
5366 * target.cc: Include "symtab.h".
5367 (Target::do_is_call_to_non_split): New function.
5368 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5370 2010-03-10 Cary Coutant <ccoutant@google.com>
5372 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5373 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5374 (File_read::open[2]): Add whole_file_view_ to list of views.
5375 (File_read::make_view): Remove test of whole_file_view_.
5376 (File_read::find_or_make_view): Create whole_file_view_ if
5378 (File_read::clear_views): Replace bool parameter with enum;
5379 adjust all callers. Don't delete views with permanent data;
5380 do delete cached views and views from archives if
5381 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5382 if clearing the corresponding view.
5383 * fileread.h (File_read::Clear_views_mode): New enum.
5384 (File_read::View::is_permanent_view): New method.
5385 (File_read::clear_views): Replace bool parameter
5386 with enum; adjust all callers.
5387 * options.h (General_options): Change keep_files_mapped option;
5388 add map_whole_files.
5389 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5391 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5394 2010-03-10 David S. Miller <davem@davemloft.net>
5396 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5398 2010-03-09 Sriraman Tallam <tmsriram@google.com>
5400 * icf.cc (get_section_contents): Add '@' marker after processing the
5403 2010-03-08 Doug Kwan <dougkwan@google.com>
5405 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5406 due to a conversion warning.
5407 (Arm_relobj::update_output_local_symbol_count): Check for local
5408 symbol with unset output index.
5410 2010-03-05 Ian Lance Taylor <iant@google.com>
5412 * options.h (class General_options): Add --spare-dynamic-tags.
5413 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5414 --spare-dynamic-tags.
5416 2010-03-05 Ian Lance Taylor <iant@google.com>
5418 * incremental.cc: Include "libiberty.h".
5420 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5422 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5423 function, is_info_ member.
5424 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5425 (Versions::Versions): Update caller.
5426 (Versions::define_base_version): Likewise.
5427 (Versions::add_def): Likewise.
5429 2010-03-03 Sriraman Tallam <tmsriram@google.com>
5431 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5432 (Scan::possible_function_pointer_reloc): New function.
5433 (Scan::local_reloc_may_be_function_pointer): Change to call
5434 possible_function_pointer_reloc.
5435 (Scan::global_reloc_may_be_function_pointer): Ditto.
5436 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5437 relocations in ".data.rel.ro._ZTV" section.
5438 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5439 * testsuite/icf_safe_so_test.cc: Ditto.
5440 * testsuite/icf_safe_test.cc: Ditto.
5441 * testsuite/icf_safe_test.sh: Ditto.
5443 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5444 Ian Lance Taylor <iant@google.com>
5446 * target-reloc.h (relocate_section): Check the symbol table index
5447 for -1U before setting the local symbol index.
5448 (scan_relocatable_relocs): If copying the relocation, record that
5449 the local symbol is required.
5450 * object.h (Symbol_value::is_output_symtab_index_set): New
5452 (Symbol_value::may_be_discarded_from_output_symtab): New
5454 (Symbol_value::has_output_symtab_entry): New function.
5455 (Symbol_value::needs_output_symtab_entry): Remove.
5456 (Symbol_value::output_symtab_index): Make sure the symbol index is
5458 (Symbol_value::set_output_symtab_index): Make sure the symbol
5459 index is not set. Make sure the new index is valid.
5460 (Symbol_value::set_must_have_output_symtab_entry): New function.
5461 (Symbol_value::has_output_dynsym_entry): New function.
5462 (Symbol_value::set_output_dynsym_index): Make sure the new index
5464 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5465 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5466 local symbol if permitted.
5467 (Sized_relobj::do_finalize_local_symbols): Call
5468 is_output_symtab_index_set rather than needs_output_symtab_entry.
5469 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5470 rather than needs_output_symtab_entry. Call
5471 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5472 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5473 is_output_symtab_index_set rather than needs_output_symtab_entry.
5474 * testsuite/discard_locals_relocatable_test.c: New file.
5475 * testsuite/discard_locals_test.sh: Test -r.
5476 * testsuite/Makefile.am (check_DATA): Add
5477 discard_locals_relocatable_test1.syms,
5478 discard_local_relocatable_test2.syms.
5479 (MOSTLYCLEANFILES): Likewise. Also add
5480 discard_locals_relocatable_test1.lout and
5481 discard_locals_relocatable_test2.out.
5482 (discard_locals_relocatable_test1.syms): New target.
5483 (discard_locals_relocatable_test.o): New target.
5484 (discard_locals_relocatable_test1.out): New target.
5485 (discard_locals_relocatable_test2.syms): New target.
5486 (discard_locals_relocatable_test2.out): New target.
5487 (various): Add missing ../ld-new dependencies.
5488 * testsuite/Makefile.in: Rebuild.
5490 2010-03-03 Nick Clifton <nickc@redhat.com>
5492 * po/fi.po: New Finnish translation.
5494 2010-03-01 Doug Kwan <dougkwan@google.com>
5496 * layout.cc (Layout::Layout): Force section types of .init_array*,
5497 .preinit_array* and .fini_array* sections.
5498 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5499 Fix check of return value of std::string::find.().
5500 (Output_section::Input_section_sort_compare::operator()): Remove
5501 comment about .init_array.
5502 (Output_section::Input_section_sort_init_fini_compare::operator()):
5504 (Output_section::sort_attached_input_sections): Handle .init_array
5505 and .fini_array specially.
5506 * output.h (Output_section::Inut_section_sort_compare): Update
5508 (Output_section::Input_section_sort_init_fini_compare): New struct.
5510 2010-02-26 Doug Kwan <dougkwan@google.com>
5512 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5513 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5514 * testsuite/debug_msg.sh: Avoid matching source line number for
5515 use of global variable undef_int.
5517 2010-02-26 Doug Kwan <dougkwan@google.com>
5519 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5520 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5521 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5522 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5523 * options.cc (General_options::General_options): Initialize member
5525 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5526 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5527 and rm_no_fix_v4bx.stdout
5528 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5529 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5530 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5531 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5532 and arm_no_fix_v4bx.
5533 * Makefile.in: Regenerate.
5534 * testsuite/arm_fix_v4bx.s: New file.
5535 * testsuite/arm_fix_v4bx.sh: Ditto.
5537 2010-02-24 Doug Kwan <dougkwan@google.com>
5539 * arm.cc (Target_arm::got_section): Make the .got section the first
5540 non RELRO section in the data segment.
5541 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5542 suffixes of section names.
5544 2010-02-24 Doug Kwan <dougkwan@google.com>
5546 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5547 flags and attributes merging if an input file is a binary file.
5548 * fileread.cc (Input_file::open): Record format of original file.
5549 * fileread.h (Input_file::Format): New enum type.
5550 (Input_file::Input_file): Initialize data member format_.
5551 (Input_file::format): New method definition.
5552 (Input_file::format_):: New data member.
5554 2010-02-24 Doug Kwan <dougkwan@google.com>
5556 * arm.cc (Arm_output_data_got): New class.
5557 (ARM_TCB_SIZE): New constant
5558 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5559 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5560 If user uses a script with a SECTIONS clause, issue only a warning
5561 for a misplaced EXIDX input section. Otherwise, issue an error.
5562 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5564 (Target_arm::got_mode_index_entry): Handle static linking.
5565 (Target_arm::Scan::local): Ditto.
5566 (Target_arm::Scan::global): Ditto.
5567 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5568 all incorrectly implemented relocations.
5569 (Target_arm::fix_exidx_coverage): Pass layout to
5570 Arm_output_section::fix_exidx_coverage.
5571 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5572 from ".ARM.exidx." and ".ARM.extab.".
5574 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5576 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5577 section if it does not already exist.
5578 * attributes.cc (Attributes_section_data::Attributes_section_data):
5579 Don't crash if size is zero.
5581 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5582 Ian Lance Taylor <iant@google.com>
5584 * gold.cc (queue_middle_tasks): If no input files were opened,
5586 * workqueue.h (Task_function::Task_function): Assert that there is
5589 2010-02-22 Doug Kwan <dougkwan@google.com>
5591 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5592 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5593 types to avoid warnings due to different uint64_t implementations
5596 2010-02-21 Doug Kwan <dougkwan@google.com>
5598 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5599 handling of the maximum backward branch offset.
5600 (Arm_relocate_functions::thumb_branch_common): Ditto.
5601 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5602 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
5603 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
5604 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5605 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5606 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5607 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5608 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5609 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5610 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5611 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5612 thumb2_bl_out_of_range.o): New rules.
5613 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5614 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5615 thumb2_bl_out_of_range
5616 * testsuite/Makefile.in: Regenerate.
5617 * testsuite/arm_bl_in_range.s: New file.
5618 * testsuite/arm_bl_out_of_range.s: Ditto.
5619 * testsuite/arm_branch_in_range.sh: Ditto.
5620 * testsuite/arm_branch_range.t: Ditto.
5621 * testsuite/thumb2_branch_range.t: Ditto.
5622 * testsuite/thumb_bl_in_range.s: Ditto.
5623 * testsuite/thumb_bl_out_of_range.s: Ditto.
5624 * testsuite/thumb_branch_range.t: Ditto.
5626 2010-02-20 Sriraman Tallam <tmsriram@google.com>
5628 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5629 Add reloc offset information.
5630 * icf.cc (get_section_contents): Change iterators to point to the new
5631 vectors. Add reloc offset information to the contents.
5632 * icf.h (Icf::Sections_reachable_info): New typedef.
5633 (Icf::Sections_reachable_list): New typedef.
5634 (Icf::Offset_info): New typedef.
5635 (Icf::Reloc_info): New struct typedef.
5636 (Icf::Reloc_info_list): New typedef.
5637 (Icf::symbol_reloc_list): Delete method.
5638 (Icf::addend_reloc_list): Delete method.
5639 (Icf::section_reloc_list): Delete method.
5640 (Icf::reloc_info_list): New method.
5641 (Icf::reloc_info_list_): New member.
5643 2010-02-19 Doug Kwan <dougkwan@google.com>
5645 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5646 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5647 * arm.cc (Arm_relocation_functions): New forward declaration.
5648 (Target_arm::Target_arm): Initialize new data members
5649 got_mod_index_offset_ and tls_base_symbol_defined_.
5650 (Target_arm::Relocate::relocate_tls): New method.
5651 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5652 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5654 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5655 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5656 (Target_arm::got_mod_index_offset_,
5657 Target_arm::tls_base_symbol_defined_): New data members.
5658 (Target_arm::Scan::local, Target::Scan::global,
5659 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5662 2010-02-18 Doug Kwan <dougkwan@google.com>
5664 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5665 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5666 text section as a parameter becuase some broken tools may not set
5667 the link in section header.
5668 (Target_arm::has_got_section): New method.
5669 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5670 without any mapping symbol as data only. Remove warning.
5671 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5672 link in its section header, try to discover the link by inspecting the
5673 REL31 relocation at the beginning of the section.
5674 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5676 (Target_arm::Scan::global): Treat any reference to the symbol
5677 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5679 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5681 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5682 (Scan::global_reloc_may_be_function_pointer): New function.
5683 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5684 (Scan::global_reloc_may_be_function_pointer): New function.
5685 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5686 (Scan::global_reloc_may_be_function_pointer): New function.
5687 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5688 (Scan::global_reloc_may_be_function_pointer): New function.
5689 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5690 (Scan::global_reloc_may_be_function_pointer): New function.
5691 (Scan::possible_function_pointer_reloc): New function.
5692 (Target_x86_64::can_check_for_function_pointers): New function.
5693 * gc.h (gc_process_relocs): Scan relocation types to determine if
5694 function pointers were taken for targets that support it.
5695 * icf.cc (Icf::find_identical_sections): Include functions for
5696 folding in safe ICF whose pointer is not taken.
5697 * icf.h (Secn_fptr_taken_set): New typedef.
5698 (fptr_section_id_): New member.
5699 (section_has_function_pointers): New function.
5700 (set_section_has_function_pointers): New function.
5701 (check_section_for_function_pointers): New function.
5702 * options.h: Fix comment for safe ICF option.
5703 * target.h (can_check_for_function_pointers): New function.
5704 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5705 Modify icf_safe_test for X86-64.
5706 * testsuite/Makefile.in: Regenerate.
5707 * testsuite/icf_safe_so_test.cc: New file.
5708 * testsuite/icf_safe_so_test.sh: New file.
5709 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5710 (main): Change to take pointer to function kept_func_3.
5711 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5712 folding is done correctly for X86-64.
5714 2010-02-12 David S. Miller <davem@davemloft.net>
5716 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5717 is_symbolless parameter.
5718 (Output_reloc<SHT_REL>::is_symbolless): New.
5719 (Output_reloc<SHT_REL>::is_symbolless_): New.
5720 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5721 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5722 (Output_reloc<SHT_RELA>::is_symbolless): New.
5723 (Output_data_reloc::add_global): Handle is_symbolless.
5724 (Output_data_reloc::add_global_relative): Likewise.
5725 (Output_data_reloc::add_local): Likewise.
5726 (Output_data_reloc::add_local_relative): Likewise.
5727 (Output_data_reloc::add_symbolless_global_addend): New.
5728 (Output_data_reloc::add_symbolless_local_addend): New.
5729 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5731 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5732 instead of ->is_relative_
5733 (Output_reloc::write): Likewise.
5734 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5735 (Output_reloc::write_rel): Simplify.
5737 * sparc.cc (Target_sparc::Scan::local): Use
5738 ->add_symbolless_local_addend as needed.
5739 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5740 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5741 based upon relocation offset.
5743 2010-02-11 Doug Kwan <dougkwan@google.com>
5745 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5746 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5747 beginning of function.
5748 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5749 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5750 parameter is_32bit in calls to should_apply_static_reloc.
5751 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5752 (check_DATA): Add arm_abs_global.stdout.
5753 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5754 arm_abs_global.stdout): New rules.
5755 (MOSTLLYCLEANFILES): Add arm_abs_global
5756 * Makefile.in: Regenerate.
5757 * testsuite/arm_abs_global.s: New file.
5758 * testsuite/arm_abs_global.sh: Ditto.
5759 * testsuite/arm_abs_lib.s: Ditto.
5761 2010-02-11 Ian Lance Taylor <iant@google.com>
5763 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5765 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5766 Allocate_commons_task first.
5767 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5768 task, rather than symtab_lock_.
5769 (Gc_process_relocs::~Gc_process_relocs): New function.
5770 (Gc_process_relocs::is_runnable): Check this_blocker_.
5771 (Gc_process_relocs::locks): Use next_blocker_ rather than
5773 (Scan_relocs::~Scan_relocs): New function.
5774 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5776 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5778 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5779 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5780 constructor accordingly.
5781 (class Gc_process_relocs): Likewise.
5782 (class Scan_relocs): Likewise.
5783 * common.h (class Allocate_commons_task): Remove symtab_lock_
5784 field, and corresponding constructor parameter.
5785 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5787 (Allocate_commons_task::locks): Likewise.
5789 2010-02-11 Ian Lance Taylor <iant@google.com>
5791 * gold-threads.h (class Once): Define.
5792 (class Initialize_lock): Rewrite as child of Once.
5793 * gold-threads.cc (class Once_initialize): Define.
5794 (once_pointer_control): New static variable.
5795 (once_pointer, once_arg): New static variables.
5796 (c_run_once): New static function.
5797 (Once::Once, Once::run_once, Once::internal_run): New functions.
5798 (class Initialize_lock_once): Remove.
5799 (initialize_lock_control): Remove.
5800 (initialize_lock_pointer): Remove.
5801 (initialize_lock_once): Remove.
5802 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5803 (Initialize_lock::initialize): Rewrite.
5804 (Initialize_lock::do_run_once): New function.
5805 * archive.cc (Archive::interpret_header): Only clear name if it is
5807 * fileread.cc: Include "gold-threads.h"
5808 (file_counts_lock): New static variable.
5809 (file_counts_initialize_lock): Likewise.
5810 (File_read::release): Only increment counts when using --stats.
5811 Use a lock around the increment.
5812 * parameters.cc (class Set_parameters_target_once): Define.
5813 (set_parameters_target_once): New static variable.
5814 (Parameters::Parameters): Move here from parameters.h.
5815 (Parameters::set_target): Rewrite.
5816 (Parameters::set_target_once): New function.
5817 (Parameters::clear_target): Move here and rewrite.
5818 * parameters.h (class Parameters): Update declarations. Add
5819 set_parameters_target_once_ field.
5820 (Parameters::Parameters): Move to parameters.cc.
5821 (Parameters::clear_target): Likewise.
5822 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5824 (Start_group::~Start_group): New function.
5825 (Start_group::is_runnable): New function.
5826 (Start_group::locks, Start_group::run): New functions.
5827 (Finish_group::run): Change saw_undefined to size_t.
5828 * readsyms.h (class Start_group): Define.
5829 (class Finish_group): Change saw_undefined_ field to size_t.
5830 (Finish_group::Finish_group): Remove saw_undefined and
5831 this_blocker parameters. Change all callers.
5832 (Finish_group::set_saw_undefined): New function.
5833 (Finish_group::set_blocker): New function.
5834 * symtab.h (class Symbol_table): Change saw_undefined to return
5835 size_t. Change saw_undefined_ field to size_t.
5836 * target-select.cc (Set_target_once::do_run_once): New function.
5837 (Target_selector::Target_selector): Initialize set_target_once_
5838 field. Don't initialize lock_ and initialize_lock_ fields.
5839 (Target_selector::instantiate_target): Rewrite.
5840 (Target_selector::set_target): New function.
5841 * target-select.h (class Set_target_once): Define.
5842 (class Target_selector): Update declarations. Make
5843 Set_target_once a friend. Remove lock_ and initialize_lock_
5844 fields. Add set_target_once_ field.
5846 2010-02-10 Ian Lance Taylor <iant@google.com>
5848 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5850 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5851 (queue_middle_tasks): Add all blockers before queueing any tasks.
5852 (queue_final_tasks): Likewise.
5853 * token.h (Task_token::add_blockers): New function.
5854 * object.h (Input_objects::number_of_relobjs): New function.
5856 2010-02-10 Ian Lance Taylor <iant@google.com>
5858 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5859 shared, not if not position independent.
5860 * x86_64.cc (Relocate::relocate_tls): Likewise.
5861 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5862 (tls_pie_pic_test): New target.
5863 * testsuite/Makefile.in: Rebuild.
5865 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5866 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5867 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5868 * testsuite/Makefile.in: Rebuild.
5870 2010-02-09 David S. Miller <davem@davemloft.net>
5872 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5873 R_SPARC_RELATIVE using ->add_local_relative().
5874 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5876 * output.h (Output_data_dynamic::add_section_size): New method
5877 that takes two Output_data objects.
5878 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5879 entry param. Handle it in initializers.
5880 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5881 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5882 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5884 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5885 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5886 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5887 for dynrel_includes_plt.
5888 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5889 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5890 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5892 (Target_sparc::do_finalize_sections): Update to pass true for
5893 dynrel_includes_plt.
5894 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5895 output before .rela.plt
5896 (Target_powerpc::do_finalize_sections): Update to pass true for
5897 dynrel_includes_plt when 32-bit.
5899 2010-02-08 Doug Kwan <dougkwan@google.com>
5901 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5903 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5904 Arm_relobj::scan_section_for_cortex_a8_stubs,
5905 Arm_relobj::do_relocation_section): Instead of calling
5906 Output_section::output_address, use faster
5907 Arm_relobj::simple_input_section_output_address.
5909 2010-02-08 David S. Miller <davem@davemloft.net>
5911 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5912 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5913 relocation helper function.
5915 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5916 just like R_SPARC_GOT{10,13,22}.
5917 (Target_sparc::Scan::local): Likewise.
5918 (Target_sparc::Relocate:relocate): Likewise.
5920 2010-02-06 Ian Lance Taylor <iant@google.com>
5922 * configure.ac: Rewrite targetobjs duplicate removal code to use
5923 only shell constructs.
5924 * configure: Rebuild.
5926 2010-02-05 Doug Kwan <dougkwan@google.com>
5929 * arm.cc (Arm_relobj::section_is_scannable): New method.
5930 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5931 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5933 2010-02-04 Doug Kwan <dougkwan@google.com>
5936 * arm-reloc-property.cc (cstdio): Include.
5937 * configure.ac (targetobjs): Remove duplicates.
5938 * configure: Regenerate.
5939 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5940 big and little endian version for a given address size.
5942 2010-02-03 Doug Kwan <dougkwan@google.com>
5944 * arm-reloc-property.cc
5945 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5947 * arm-reloc-property.h
5948 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5949 New method definition.
5950 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5952 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5954 (GOT_PREL): Change implemented to Y.
5955 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5956 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5957 (Arm_relocate_functions::movw_abs_nc): Remove method.
5958 (Arm_relocate_functions::movt_abs): Ditto.
5959 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5960 (Arm_relocate_functions::thm_movt_abs): Ditto.
5961 (Arm_relocate_functions::movw_rel_nc): Ditto.
5962 (Arm_relocate_functions::movw_rel): Ditto.
5963 (Arm_relocate_functions::movt_rel): Ditto.
5964 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5965 (Arm_relocate_functions:thm_movw_rel): Ditto.
5966 (Arm_relocate_functions:thm_movt_rel): Ditto.
5967 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5968 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5969 New method definitions.
5970 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5971 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5972 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5973 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5974 (Target_arm::Relocate::relocate): Check for non-static or
5975 unimplemented relocation code and exit early. Change calls to
5976 Target_arm::reloc_uses_thumb_bit and
5977 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5978 instead. Refactor code to handle similar relocations to increase
5979 code sharing. Remove check for unsupported relocation code in switch
5981 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5982 relocation property table to find out size. Change error message to
5983 print out the name of a relocation code instead of the numeric value.
5984 (Target_arm::scan_reloc_for_stub): Use relocation property table
5985 instead of calling Target_arm::reloc_uses_thumb_bit().
5987 2010-02-02 Doug Kwan <dougkwan@google.com>
5989 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5990 types of relaxed input section.
5992 2010-02-02 Doug Kwan <dougkwan@google.com>
5994 * Makefile.am (HFILES): Add arm-reloc-property.h.
5996 (TARGETSOURCES): Add arm-reloc-property.cc
5997 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5998 (libgold_a_SOURCES): $(DEFFILES)
5999 * Makefile.in: Regenerate.
6000 * arm-reloc-property.cc: New file.
6001 * arm-reloc-property.h: New file.
6002 * arm-reloc.def: New file.
6003 * arm.cc: Update comments.
6004 (arm-reloc-property.h): New included header.
6005 (arm_reloc_property_table): New global variable.
6006 (Target_arm::do_select_as_default_target): New method definition.
6007 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
6008 arm-reloc-property to targ_extra_obj.
6009 * parameters.cc (set_parameters_target): Call
6010 Target::select_as_default_target().
6011 * target.h (Target::select_as_default_target): New method definition.
6012 (Target::do_select_as_default_target): Same.
6014 2010-02-01 Doug Kwan <dougkwan@google.com>
6016 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
6017 first_output_text_section_.
6018 (Arm_exidx_fixup::first_output_text_section): New method definition.
6019 (Arm_exidx_fixup::first_output_text_section_): New data member.
6020 (Arm_exidx_fixup::process_exidx_section): Record the first text
6021 output section seen.
6022 (Arm_output_section::fix_exidx_coverage): Set correct linked section
6023 and entsize in output section header.
6025 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6027 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
6028 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
6029 (Arm_relocate_functions::thm_alu11): New Method.
6030 (Arm_relocate_functions::thm_pc8): New Method.
6031 (Arm_relocate_functions::thm_pc12): New Method.
6032 (Target_arm::Scan::local): Handle the relocations.
6033 (Target_arm::Scan::global): Likewise.
6034 (Target_arm::Relocate::relocate): Likewise.
6035 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6037 2010-01-29 Doug Kwan <dougkwan@google.com>
6039 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
6040 of relocation types as ld.
6042 2010-01-29 Doug Kwan <dougkwan@google.com>
6044 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
6046 (Arm_relocate_functions::thumb_branch_common): Ditto.
6047 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
6048 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
6049 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
6050 Arm_relocate_functions::jump24): Remove.
6051 (Target_arm::Relocate::relocate): Adjust code to call
6052 Arm_relocation_functions::arm_branch_common and
6053 Arm_relocation_functions::thumb_branch_common instead of their removed
6054 wrappers. Merge switch-cases together to reduce source code size.
6056 2010-01-29 Doug Kwan <dougkwan@google.com>
6058 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
6059 output_local_symbol_count_needs_update_.
6060 (Arm_relobj::output_local_symbol_count_needs_update,
6061 Arm_relobj::set_output_local_symbol_count_needs_update,
6062 Arm_relobj::update_output_local_symbol_count): New methods.
6063 (Arm_relobj::output_local_symbol_count_needs_update_): New data
6065 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
6066 of pointed function as in a R_ARM_PREL31 relocation.
6067 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
6068 for output local symbol count updating.
6069 (Target_arm::do_relax): Update output local symbol counts in objects
6071 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
6073 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6075 * arm.cc: Added support for the ARM relocations:
6076 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
6077 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
6078 (Arm_relocate_functions::movw_rel_nc): Renamed (was
6080 (Arm_relocate_functions::movw_rel): New method.
6081 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
6082 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
6084 (Arm_relocate_functions::thm_movw_rel): New method.
6085 (Arm_relocate_functions::thm_movt_rel): Renamed (was
6087 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
6089 (Target_arm::Scan::global): Likewise.
6090 (Target_arm::Relocate::relocate): Likewise.
6091 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6094 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6096 * arm.cc: Added support for ARM group relocations.
6097 (Target_arm::reloc_needs_sym_origin): New method.
6098 (Arm_relocate_functions::calc_grp_kn): New method.
6099 (Arm_relocate_functions::calc_grp_residual): New method.
6100 (Arm_relocate_functions::calc_grp_gn): New method.
6101 (Arm_relocate_functions::arm_grp_alu): New Method.
6102 (Arm_relocate_functions::arm_grp_ldr): New Method.
6103 (Arm_relocate_functions::arm_grp_ldrs): New Method.
6104 (Arm_relocate_functions::arm_grp_ldc): New Method.
6105 (Target_arm::Scan::local): Handle the ARM group relocations.
6106 (Target_arm::Scan::global): Likewise.
6107 (Target_arm::Relocate::relocate): Likewise.
6108 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6111 2010-01-26 Doug Kwan <dougkwan@google.com>
6113 * arm.cc (set): Include.
6114 (class Arm_exidx_fixup): Change type of last_input_section_ to const
6116 (Arm_output_section::Text_section_list): New type.
6117 (Arm_output_section::append_text_sections_to_list): New method.
6118 (Arm_output_section::fix_exidx_coverage): Ditto.
6119 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
6120 (Arm_relobj::convert_input_section_to_relaxed_section): Use
6121 Relobj::set_section_offset() instead of
6122 Sized_relobj::invalidate_section_offset().
6123 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
6124 parameter for section headers. Ignore relocation sections for
6125 unallocated sections and EXIDX sections.
6126 (Target_arm::fix_exidx_coverage): New method.
6127 (Target_arm::output_section_address_less_than): New type.
6128 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
6129 linked text section instead of the EXIDX section.
6130 (Arm_output_section::create_stub_group): Add an assertion to check
6131 that this is not an EXIDX output section.
6132 (Arm_output_section::append_text_sections_to_list): New method.
6133 (Arm_output_section::fix_exidx_coverage): Ditto.
6134 (Arm_relobj::scan_sections_for_stubs): Adjust call to
6135 Arm_relobj::section_needs_reloc_stub_scanning.
6136 (Target_arm::do_relax): Fix EXIDX output section coverage in the
6138 (Target_arm::fix_exidx_coverage): New method.
6139 * object.h (Relobj::set_output_section): New method.
6140 (Sized_relobj::invalidate_section_offset): Remove method.
6141 (Sized_relobj::do_invalidate_section_offset): Remove method.
6142 (Sized_relobj::do_set_section_offset): Handle offset value -1.
6144 2010-01-25 Doug Kwan <dougkwan@google.com>
6146 * arm.cc (Arm_exidx_merged_section::do_output_offset):
6147 Fix warning due to signed and unsigned comparison on a 32-bit host.
6149 2010-01-22 Doug Kwan <dougkwan@google.com>
6151 * arm.cc (Target_arm::do_relax): Record an output section for section
6152 offset adjustment it contains any stub table that has changed.
6153 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
6154 offsets in an output section if necessary.
6155 * output.cc (Output_section::Output_section): Initialize
6156 section_offsets_need_adjustments_.
6157 (Output_section::add_input_section_for_script): Renamed to
6158 Output_section::add_simple_input_section.
6159 (Output_section::save_states): Add a comment.
6160 (Output_section::discard_states): New method defintion.
6161 (Output_section::adjust_section_offsets): Same.
6162 * output.h (Output_section::add_input_section_for_script): Renamed to
6163 Output_section::add_simple_input_section.
6164 (Output_section::discard_states): New method declaration.
6165 (Output_section::adjust_section_offsets): Same.
6166 (Output_section::section_offsets_need_adjustment,
6167 Output_section::set_section_offsets_need_adjustment): New method
6169 (Output_section::section_offsets_need_adjustment_): New data member.
6170 * script-sections.cc
6171 (Output_section_element_input::set_section_address): Adjust code for
6172 renaming of Output_section::add_input_section_for_script.
6173 (Orphan_output_section::set_section_address): Same.
6175 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6177 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
6178 Fix_v4bx enum values .
6179 * gold/options.h (General_options): New option definitions.
6180 (General_options::fix_v4bx): New method.
6181 (General_options::Fix_v4bx): New enum.
6182 * gold/options.cc (General_options::parse_fix_v4bx): New method.
6183 (General_options::parse_fix_v4bx_interworking): New method.
6185 2010-01-22 Doug Kwan <dougkwan@google.com>
6187 * arm.cc (Arm_exidx_fixup): New class.
6189 2010-01-21 Doug Kwan <dougkwan@google.com>
6191 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
6193 (Arm_exidx_section_offset_map): New type.
6195 2010-01-21 Doug Kwan <dougkwan@google.com>
6197 * arm.cc (Arm_exidx_input_section): New class.
6198 (Arm_relobj::exidx_input_section_by_link,
6199 Arm_relobj::exidx_input_section_by_shndx,
6200 Arm_relobj::make_exidx_input_section): New methods.
6201 (read_arm_attributes_section): Remove.
6202 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
6203 information about them.
6204 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
6207 2010-01-20 Doug Kwan <dougkwan@google.com>
6209 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
6210 Input_section_specifier to Section_id.
6211 (Target_arm::new_arm_input_section: Adjust code for change of key
6213 (Target_arm::find_arm_input_section): Ditto.
6214 * gc.h (object.h): Include for Section_id nand Section_id_hash.
6215 (Section_id): Remove.
6216 (Garbage_collection::Section_id_hash): Remove.
6217 * icf.h (object.h): Include for Section_id nand Section_id_hash.
6218 (Section_id): Remove.
6219 (Icf::Section_id_hash): Remove.
6220 * object.h (Section_id, Const_section_id, Section_id_hash,
6221 Const_section_id_hash): New type definitions.
6222 * output.cc (Output_section::add_relaxed_input_section): Change to
6223 use Const_section_id instead of Input_section_specifier as key type.
6224 (Output_section::add_merge_input_section): Ditto.
6225 (Output_section::build_relaxation_map): Change to use Section_id
6226 instead of Input_section_specifier as key type.
6227 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6229 (Output_section::convert_input_sections_to_relaxed_sections): Change
6230 to use Const_section_id instead of Input_section_specifier as key type.
6231 (Output_section::find_merge_section): Ditto.
6232 (Output_section::find_relaxed_input_section): Ditto.
6233 * output.h (Input_section_specifier): Remove class.
6234 (Output_section::Output_section_data_by_input_section_map): Change
6235 key type to Const_section_id.
6236 (Output_section::Output_relaxed_input_section_by_input_section_map):
6238 (Output_section::Relaxation_map): Change key type to Section_id.
6240 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6242 * gold/arm.cc: Added support for R_ARM_V4BX relocation
6243 (class Arm_v4bx_stub): New class.
6244 (DEF_STUBS): Updated definition to support v4_veneer_bx.
6245 (Stub_factory::make_arm_v4bx_stub): New method.
6246 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
6247 (Stub_table::empty): Handle v4bx stubs.
6248 (Stub_table::add_arm_v4bx_stub): New method.
6249 (Stub_table::find_arm_v4bx_stub): New method.
6250 (Arm_relocate_functions::v4bx): New method.
6251 (Target_arm::fix_v4bx): New method.
6252 (Target_arm::Target_arm): Handle R_ARM_V4BX.
6253 (Stub_table::relocate_stubs): Likewise.
6254 (Stub_table::do_write): Likewise.
6255 (Stub_table::update_data_size_and_addralign): Likewise.
6256 (Stub_table::finalize_stubs): Likewise.
6257 (Target_arm::Scan::local): Likewise.
6258 (Target_arm::Scan::global): Likewise.
6259 (Target_arm::do_finalize_sections): Likewise.
6260 (Target_arm::Relocate::relocate): Likewise.
6261 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6263 (Target_arm::scan_reloc_for_stub): Likewise.
6264 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6266 2010-01-19 Ian Lance Taylor <iant@google.com>
6268 * output.cc (Output_section_headers::do_sized_write): Write large
6269 segment count to sh_info field.
6270 (Output_file_header::do_sized_write): For large segment count,
6271 write PN_XNUM to e_phnum field.
6273 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6275 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6276 (Arm_relocate_functions::thm_jump8): New function.
6277 (Arm_relocate_functions::thm_jump11): New function.
6278 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6280 (Target_arm::Scan::global): Likewise.
6281 (Target_arm::Relocate::relocate): Likewise.
6282 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6285 2010-01-14 Doug Kwan <dougkwan@google.com>
6287 * arm.cc (map, utility): Include headers.
6288 (Target_arm::apply_cortex_a8_workaround): New method.
6289 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6290 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6291 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6292 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6293 the --[no-]fix-cortex-a8 command line options.
6294 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6295 (Target_arm::relocate_stub): Use addend in instruction template.
6296 * options.h (DEFINE_bool): Set the user-set flag.
6297 (General_options): Add --[no-]-fix-cortex options.
6298 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
6299 : Update fast look-up map after conversion.
6301 2010-01-14 Sriraman Tallam <tmsriram@google.com>
6303 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6304 in the first pass of do_layout.
6306 2010-01-13 Doug Kwan <dougkwan@google.com>
6308 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6309 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6310 apparent compiler problem of not folding static constant integral
6311 data members of elfcpp::Elf_sizes<32>.
6313 2010-01-13 Doug Kwan <dougkwan@google.com>
6315 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6316 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6317 Arm_relobj::scan_section_for_cortex_a8_erratum,
6318 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6319 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6320 sections to scan for relocation stubs into a new method
6321 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6322 relocation and Cortex-A8 stub scanning.
6323 (Target_arm::do_relax): Force stubs to be after stubbed sections
6324 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
6325 the beginning of a new relaxation pass. Update a comment.
6326 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6328 2010-01-12 Ian Lance Taylor <iant@google.com>
6330 * target-reloc.h (visibility_error): New inline function.
6331 (relocate_section): Call visibility_error.
6332 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6333 (MOSTLYCLEANFILES): Likewise.
6334 (protected_4_pic.o, protected_3.err): New targets.
6335 * testsuite/protected_4.cc: New file.
6337 2010-01-12 Doug Kwan <dougkwan@google.com>
6339 * arm.cc (Cortex_a8_reloc): New class.
6340 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6341 and cortex_a8_relocs_info_.
6342 (Target_arm::fix_cortex_a8): New method definition.
6343 (Target_arm::Cortex_a8_relocs_info): New type.
6344 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6345 New data member declarations.
6346 (Target_arm::scan_reloc_for_stub): Record information about
6347 relocations for THUMB branches that might be exempted from the
6348 Cortex-A8 workaround.
6349 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6350 at the beginning of a relaxation pass.
6352 2010-01-12 Doug Kwan <dougkwan@google.com>
6354 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6355 (Arm_relobj::Mapping_symbol_position,
6356 Arm_reloj::Mapping_symbol_position_less,
6357 Arm_relobj::Mapping_symbols_info): New types.
6358 (Target_arm::is_mapping_symbol_name): New method definition.
6359 (Arm_relobj::do_count_local_symbols): Save information about mapping
6362 2010-01-11 Doug Kwan <dougkwan@google.com>
6364 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6365 Arm_relocate_functions::thumb32_branch_upper,
6366 Arm_relocate_functions::thumb32_branch_lower,
6367 Arm_relocate_functions::thumb32_cond_branch_offset,
6368 Arm_relocate_functions::thumb32_cond_branch_upper,
6369 Arm_relocate_functions::thumb32_cond_branch_lower,
6370 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6371 branch offset encoding.
6372 (Arm_relocate_functions::thumb_branch_common): Use new branch
6373 offset encoding methods to avoid code duplication.
6374 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6375 (Stub_addend_reader::operator()): Use new branch encoding method
6376 to avoid code duplication.
6378 2010-01-11 Doug Kwan <dougkwan@google.com>
6380 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6381 (Target_arm::do_finalize_sections): Define special EXIDX section
6382 symbols only if referenced.
6383 * gc.h (Garbage_collection::add_reference): New method.
6384 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6387 2010-01-11 Ian Lance Taylor <iant@google.com>
6389 * script.cc (Version_script_info::build_expression_list_lookup):
6390 Change complaing about duplicate wildcard match from error to
6393 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6395 (Version_script_info::Version_script_info): Initialize globs_,
6396 default_version_, default_is_global_, and exact_. Don't
6397 initialize globals_ or locals_.
6398 (Version_script_info::build_lookup_tables): Build local symbols
6400 (Version_script_info::unquote): New function.
6401 (Version_script_info::add_exact_match): New function.
6402 (Version_script_info::build_expression_list_lookup): Remove lookup
6403 parameter. Add is_global parameter. Change all callers. Handle
6404 wildcard pattern specially. Unquote pattern. Call
6406 (Version_script_info::get_name_to_match): New function.
6407 (Version_script_info::get_symbol_version): New function.
6408 (Version_script_info::get_symbol_version_helper): Remove.
6409 (Version_script_info::check_unmatched_names): Call unquote.
6410 * script.h (class Version_script_info): Change get_symbol_version
6411 to be non-inline and add is_global parameter; change all callers.
6412 Rewrite symbol_is_local. Update declarations. Define struct
6413 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6414 Remove globals_ and locals_ members. Add exact_, globs_,
6415 default_version_, is_global_.
6416 (Version_script_info::Glob): Remove pattern, add expression and
6417 is_global. Update constructor. Change all callers.
6418 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6420 (Versions::symbol_section_contents): If a symbol is undefined, or
6421 defined in a dynamic object, set the version index to
6423 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6425 (Symbol_table::add_from_pluginobj): Likewise.
6426 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6428 2010-01-11 Doug Kwan <dougkwan@google.com>
6430 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6431 (incremental_dump_LDADD): Add linking option for libintl.
6432 * Makefile.in: Regenerate.
6434 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6437 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6439 * testsuite/Makefile.in: Regenerated.
6441 2010-01-10 Doug Kwan <dougkwan@google.com>
6443 * options.h (DEFINE_var): Use parentheses around argument varname__
6444 in macro body to avoid any unintended subsequent substitutions.
6446 2010-01-10 Ian Lance Taylor <iant@google.com>
6448 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6449 candidates before doing symbol resolution.
6451 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6452 ODR candidates if only one is weak.
6454 2010-01-08 Ian Lance Taylor <iant@google.com>
6456 * script.cc (Version_script_info::build_expression_list_lookup):
6457 Don't warn about ambiguous version, just record the ambiguity.
6458 (Version_script_info::get_symbol_version_helper): Give error if
6459 version is ambiguous.
6461 2010-01-08 Doug Kwan <dougkwan@google.com>
6463 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6464 prev_data_size_ and prev_addralign_. Remove initializer for
6465 deleted data member has_been_changed_.
6466 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6467 to determine if the table is empty.
6468 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6470 (Stub_table::add_reloc_stub): Define method in class definition
6471 instead of just declaring it there.
6472 (Stub_table::add_cortex_a8_stub): New method definition.
6473 (Stub_table::update_data_size_and_addralign): Ditto.
6474 (Stub_table::finalize_stubs): Ditto.
6475 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6476 (Stub_table::do_addralign_): Return address alignment in the
6477 (Stub_table::do_reset_address_and_file_offset): Define method in
6478 class definition instead of declaring it there. Set current data
6479 size to be the data size of the previous pass.
6480 (Stub_table::set_final_data_size): Use current data size as the
6482 (Stub_table::relocate_stub): Change parameter type of stub from
6483 Reloc_stub pointer to Stub pointer.
6484 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6485 (Stub_table::Cortex_a8_stub_list): New typedef.
6486 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6487 Stub_table::prev_addralign_): New data member.
6488 (Arm_relobj::Arm_relobj): Initialize data member
6489 section_has_cortex_a8_workaround_.
6490 (Arm_relobj::section_has_cortex_a8_workaround,
6491 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6493 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6495 (Target_arm::relocate_stub): Change parameter type of stub from
6496 Reloc_stub pointer to Stub pointer.
6497 (Insn_template::size, Insn_template::alignment): Handle
6498 THUMB16_SPECIAL_TYPE.
6499 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6500 Stub_table::update_data_size_and_addralign,
6501 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6503 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6504 (Stub_table::do_write): Ditto.
6505 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6507 2010-01-08 Ian Lance Taylor <iant@google.com>
6510 * symtab.h (class Symbol): Remove fields is_target_special_ and
6511 has_plt_offset_. Add field is_defined_in_discarded_section_.
6512 (Symbol::is_defined_in_discarded_section): New function.
6513 (Symbol::set_is_defined_in_discarded_section): New function.
6514 (Symbol::has_plt_offset): Rewrite.
6515 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6516 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6517 Don't initialize is_target_special_ or has_plt_offset_.
6518 Initialize is_defined_in_discarded_section_.
6519 (Symbol_table::add_from_relobj): If appropriate, set
6520 is_defined_in_discarded_section.
6521 * resolve.cc (Symbol::override_base_with_special): Don't test
6522 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6523 * target-reloc.h (relocate_section): Do special handling for
6524 symbols defined in discarded sections for global symbols as well
6527 2010-01-08 Ian Lance Taylor <iant@google.com>
6529 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6530 the SHT_SYMTAB case.
6532 2010-01-08 Ian Lance Taylor <iant@google.com>
6534 * object.cc (Sized_relobj::do_layout): Don't get confused if
6535 layout_eh_frame returns NULL.
6537 2010-01-08 Ian Lance Taylor <iant@google.com>
6540 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6541 dynamic symbol table, use the normal symbol table.
6542 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6545 2010-01-08 Ian Lance Taylor <iant@google.com>
6548 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6551 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6553 * version.cc (print_version): Change to "Copyright 2010".
6555 2010-01-08 Ian Lance Taylor <iant@google.com>
6559 * i386.cc (class Target_i386): Change return type of plt_section
6561 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6562 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6563 tls_desc_rel_ field.
6564 (Output_data_plt_i386::rel_tls_desc): New function.
6565 (Target_i386::rel_tls_desc_section): New function.
6566 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6567 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6568 R_386_TLS_DESC reloc in rel_tls_desc_section.
6569 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6570 Define struct Tlsdesc_info.
6571 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6572 (Target_x86_64::do_reloc_symbol_index): New function.
6573 (Target_x86_64::add_tlsdesc_info): New function.
6574 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6575 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6577 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6579 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6580 (Target_x86_64::rela_tlsdesc_section): New function.
6581 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6583 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6584 (Target_x86_64::do_reloc_addend): New function.
6585 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6586 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6587 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6588 (Output_reloc::type): New function.
6589 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6590 (Output_reloc::is_target_specific): New function.
6591 (Output_reloc::target_arg): New function.
6592 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6593 absolute relocs and target specific relocs.
6594 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6595 add_target_specific.
6596 (class Output_data_reloc) [SHT_RELA]: Likewise.
6597 * output.cc (Output_reloc::Output_reloc): Add four new versions
6598 for absolute relocs and target specific relocs.
6599 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6600 (Output_reloc::get_symbol_index): Likewise.
6601 (Output_reloc::local_section_offset): Check that local_sym_index_
6602 is not TARGET_CODE or 0.
6603 (Output_reloc::symbol_value): Likewise.
6604 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6606 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6607 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6609 * layout.cc (add_target_dynamic_tags): Use output section for
6610 DT_PLTRELSZ and DT_JMPREL.
6612 2010-01-07 Ian Lance Taylor <iant@google.com>
6615 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6617 (class Output_data_reloc_generic): Define.
6618 (class Output_data_reloc_base): Change base class to
6619 Output_data_reloc_generic. Change add() method to call
6620 bump_relative_reloc_count for a relative reloc. Remove
6622 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6624 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6625 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6627 * layout.h (class Layout): Update declaration.
6629 2010-01-07 Ian Lance Taylor <iant@google.com>
6631 * output.h (class Output_data): Add const version of
6632 output_section and do_output_section.
6633 (class Output_section_data): Add const version of
6635 (class Output_section): Likewise.
6636 * layout.cc (Layout::add_target_dynamic_tags): New function.
6637 * layout.h (class Layout): Update declarations.
6638 * arm.cc (Target_arm::do_finalize_sections): Use
6639 add_target_dynamic_tags.
6640 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6641 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6642 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6643 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6645 2010-01-07 Ian Lance Taylor <iant@google.com>
6648 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6651 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6652 Ian Lance Taylor <iant@google.com>
6655 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6656 Xindex::read_symtab_xindex.
6658 2010-01-07 Doug Kwan <dougkwan@google.com>
6660 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6661 (Insn_template::thumb16_bcond_insn): New method declaration.
6662 (Insn_template): Fix spelling.
6663 (Stub::thumb16_special): New method declaration.
6664 (Stub::do_write): Define virtual method which was previously pure
6666 (Stub::do_thumb16_special): New method declaration.
6667 (Stub::do_fixed_endian_write): New template member.
6668 (Reloc_stub::do_write): Remove.
6669 (Reloc_stub::do_fixed_endian_write): Remove.
6670 (Cortex_a8_stub): New class definition.
6671 (Stub_factory::make_cortex_a8_stub): New method definition.
6672 (Stub_factory::Stub_factory): Add missing static storage class
6673 qualifier for elf32_arm_stub_a8_veneer_blx.
6675 2010-01-07 Ian Lance Taylor <iant@google.com>
6678 * options.h (class General_options): Add --warn-unresolved-symbols
6679 and --error-unresolved-symbols.
6680 * errors.cc (Errors::undefined_symbol): Implement
6681 --warn-unresolved-symbols.
6683 * options.h (class General_options): Add -z text and -z textoff.
6684 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6686 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6688 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6689 (Garbage_collection::cident_sections): New function.
6690 (Garbage_collection::add_cident_section): New function.
6691 (Garbage_collection::cident_sections_): New member.
6692 (gc_process_relocs): Add references to sections whose names are C
6694 * gold.h (cident_section_start_prefix): New constant.
6695 (cident_section_stop_prefix): New constant.
6696 (is_cident): New function.
6697 * layout.cc (Layout::define_section_symbols): Replace string constants
6698 with the newly defined constants.
6699 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6701 * testsuite/Makefile.am: Add gc_orphan_section_test.
6702 * testsuite/Makefile.in: Regenerate.
6703 * testsuite/gc_orphan_section_test.cc: New file.
6704 * testsuite/gc_orphan_section_test.sh: New file.
6706 2010-01-06 Ian Lance Taylor <iant@google.com>
6709 * options.h (class General_options): Add --warn-shared-textrel.
6710 * layout.cc (Layout::finish_dynamic_section): Implement
6711 --warn-shared-textrel.
6714 * options.h (class General_options): Add --warn-multiple-gp.
6716 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6718 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6719 $(THREADSLIB) and $(LIBDL).
6720 * Makefile.in: Rebuild.
6722 2010-01-06 Ian Lance Taylor <iant@google.com>
6725 * options.cc (General_options::parse_section_start): New function.
6726 (General_options::section_start): New function.
6727 (General_options::General_options): Initialize all members.
6728 * options.h: Include <map>
6729 (class General_options): Add --section-start. Add section_starts_
6731 * layout.cc (Layout::attach_allocated_section_to_segment): If
6732 --section-start was used, set the address of the segment. Remove
6733 local sort_sections.
6734 (Layout::relaxation_loop_body): If the address of the load segment
6735 has been set by --section-start, don't use it.
6736 * output.h (Output_segment::update_flags_for_output_section): New
6738 * output.cc (Output_segment::add_output_section): Call
6739 update_flags_for_output_section.
6741 2010-01-05 Ian Lance Taylor <iant@google.com>
6744 * options.h (class General_options): Add --undefined-version.
6745 * script.cc (struct Version_expression): Add was_matched_by_symbol
6747 (Version_script_info::matched_symbol): New function.
6748 (Version_script_info::get_symbol_version_helper): Call
6750 (Version_script_info::check_unmatched_names): New function.
6751 * script.h (class Version_script_info): Update declarations.
6752 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6754 * options.h (class General_options): Use DEFINE_bool_alias for
6755 allow_multiple_definition.
6756 * resolve.cc (Symbol_table::should_override): Don't test
6757 allow_multiple_definition.
6760 * options.h (class General_options): Add --cref.
6761 * main.cc (main): Print cref table if --cref. Don't close mapfile
6762 until after printing cref table.
6763 * cref.cc: Include "symtab.h".
6764 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6765 (Cref_table_compare::operator()): New function.
6766 (Cref_inputs::gather_cref): New function.
6767 (filecol): New static const.
6768 (Cref_inputs::print_cref): New function.
6769 (Cref::print_cref): New function.
6770 * cref.h: Include <cstdio>.
6771 (class Cref): Update declarations.
6772 * mapfile.h (Mapfile::file): New function.
6773 * object.h (class Object): Define Symbols. Declare virtual
6774 do_get_global_symbols.
6775 (Object::get_global_symbols): New function.
6776 * object.cc (Input_objects::add_object): Pass object to cref_ if
6778 (Input_objects::archive_start): Likewise.
6779 (Input_objects::archive_stop): Likewise.
6780 (Input_objects::print_cref): New function.
6781 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6782 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6784 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6786 * plugin.h (class Sized_pluginobj): Update declarations.
6788 2010-01-05 Ian Lance Taylor <iant@google.com>
6790 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6791 to is_default_version. Rename insdef to insdefault.
6792 (Symbol_table::add_from_relobj): Rename def to is_default_version
6793 and local to is_forced_local.
6794 (Symbol_table::add_from_pluginobj): Likewise.
6795 (Symbol_table::add_from_dynobj): Likewise.
6796 (Symbol_table::define_special_symbol): Rename insdef to
6799 2010-01-04 Ian Lance Taylor <iant@google.com>
6802 * options.h (class General_options): Add
6803 --allow-multiple-definition and -z muldefs.
6804 * resolve.cc (Symbol_table::should_override): Don't warn about a
6805 multiple symbol definition if --allow-multiple-definition or -z
6809 * options.h (class General_options): Add --add-needed and
6810 --copy-dt-needed-entries. Tweak --as-needed help entry.
6811 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6812 error if --copy-dt-needed-entries aka --add-needed is used and
6813 would cause a change in behaviour.
6816 * options.h (class General_options): Add -G as a short version of
6817 --shared. Add no-op options -assert, -g, and -i.
6819 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6821 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6822 check for .text or .gnu.linkonce.t sections.
6823 * icf.cc (Icf::find_identical_sections): Ditto.
6824 Change the detection for mangled function name within the section
6826 * icf.h (is_section_foldable_candidate): New function.
6828 2009-12-30 Ian Lance Taylor <iant@google.com>
6831 * options.h (class General_options): Permit two dashes with
6832 --retain-symbols-file.
6834 2009-12-30 Ian Lance Taylor <iant@google.com>
6837 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6838 don't put the file header and segment headers in the text
6842 * common.cc (Sort_commons::operator()): Stabilize sort when both
6844 (Symbol_table::do_allocate_commons_list): When allocating common
6845 symbols, skip a symbol which is no longer common.
6846 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6847 an object before checking its type.
6848 * testsuite/common_test_2.c: New file.
6849 * testsuite/common_test_3.c: New file.
6850 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6851 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6852 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6853 (common_test_2_pic.o, common_test_2.so): New targets.
6854 (common_test_3_pic.o, common_test_3.so): New targets.
6855 * testsuite/Makefile.in: Rebuild.
6858 * script.cc (read_input_script): If we see a new SECTIONS clause,
6859 and we have added an input section, give an error.
6860 * layout.h (class Layout): Add have_added_input_section function.
6861 Add have_added_input_section_ field.
6862 * layout.cc (Layout::Layout): Initialize
6863 have_added_input_section_.
6864 (Layout::layout): Set have_added_input_section_.
6865 (Layout::layout_eh_frame): Likewise.
6867 2009-12-30 Ian Lance Taylor <iant@google.com>
6870 * options.h (class General_options): Add --sort-common option.
6871 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6872 * common.cc (Sort_common): Add sort_order parameter to
6873 constructor. Add sort_order_ field.
6874 (Sort_commons::operator): Check sort_order_.
6875 (Symbol_table::allocate_commons): Determine the sort order.
6876 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6878 (Symbol_table::do_allocate_commons_list): Likewise.
6880 2009-12-30 Ian Lance Taylor <iant@google.com>
6883 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6884 symbols from this object, don't change the visibility of an
6886 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6888 2009-12-30 Ian Lance Taylor <iant@google.com>
6891 * script.h (class Version_script_info): Define Language enum.
6892 Update declarations. Define Glob, Exact, and Lookup types. Add
6893 new fields globals_, locals_, and is_finalized_.
6894 * script.cc: Various formatting fixes.
6895 (class Parser_closure): Change language_stack_ from a vector of
6896 std::string to one of Version_script_info::Language. Adjust all
6898 (class Lazy_demangler): Remove.
6899 (struct Version_expression): Change language from std::string to
6900 Version_script_info::Language.
6901 (Version_script_info::Version_script_info): New function.
6902 (Version_script_info::~Version_script_info): Don't call clear.
6903 (Version_script_info::finalize): New function.
6904 (Version_script_info::build_lookup_tables): New function.
6905 (Version_script_info::build_expression_list_lookup): New
6907 (Version_script_info::get_symbol_version_helper): Rewrite to use
6909 (Version_script_info::print_expression_list): Adjust to use
6910 Version_script_info::Language.
6911 (script_push_lex_into_version_mode): Check that the version script
6912 has not been finalized.
6913 (version_script_push_lang): Change language string to
6914 Version_script_info::Language.
6915 * options.cc (Command_line::version_script): New function.
6916 * options.h (class General_options): Add finalize_dynamic_list
6917 function. Change version_script from declaration to definition.
6918 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6919 * testsuite/version_script.map: Remove duplicate def of foo.
6920 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6922 * testsuite/Makefile.in: Rebuild.
6924 2009-12-30 Ian Lance Taylor <iant@google.com>
6927 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6928 if the input symbol index is 0, make the output symbol index 0.
6930 2009-12-30 Ian Lance Taylor <iant@google.com>
6933 * options.h (class General_options): Add -x/--discard-all.
6934 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6935 --discard-all. If the local symbol needs a dynamic entry, check
6936 that before handling --discard-locals.
6938 2009-12-30 Ian Lance Taylor <iant@google.com>
6941 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6943 (Output_segment::add_output_section): Don't change the flags if
6947 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6948 GNU hash table if they need a dynamic value. Otherwise, don't add
6949 them if they are defined in a dynamic object or are forced local.
6951 2009-12-29 Ian Lance Taylor <iant@google.com>
6954 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6955 .gnu.hash table for a 32-bit target.
6958 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6959 regular and a dynamic object only needs a dynamic symbol table
6960 entry if it is externally visible.
6963 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6964 constructor. Add global_offset_table_ field.
6965 (Target_i386::got_section): Set global_offset_table_.
6966 (Target_i386::do_finalize_sections): Set global_offset_table_
6968 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6969 in constructor. Add global_offset_table_ field.
6970 (Target_x86_64::got_section): Set global_offset_table_.
6971 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6974 * layout.cc (Layout::Layout): Initialize increase_relro_.
6975 (Layout::get_output_section): Add is_relro, is_last_relro, and
6976 is_first_non_relro parameters. Change all callers.
6977 (Layout::choose_output_section): Likewise.
6978 (Layout::add_output_section_data): Likewise.
6979 (Layout::make_output_section): Likewise.
6980 (Layout::set_segment_offsets): Clear increase_relro when using a
6982 * layout.h (class Layout): Add increase_relro method. Add
6983 increase_relro_ field. Update declarations.
6984 * output.cc (Output_section::Output_section): Initialize
6985 is_last_relro_ and is_first_non_relro_.
6986 (Output_segment::add_output_section): Group relro sections is
6987 do_sort is true. Handle is_last_relro and is_first_non_relro.
6988 (Output_segment::maximum_alignment): Remove relro handling.
6989 (Output_segment::set_section_addresses): Add increase_relro
6990 parameter. Change all callers. Add initial alignment to align
6991 relro sections on separate page. Remove old relro handling.
6992 (Output_segment::set_section_list_addresses): Remove in_relro
6993 parameter. Change all callers.
6994 (Output_segment::set_offset): Add increase parameter. Change all
6995 callers. Remove old relro handling.
6996 * output.h (class Output_section): Add new methods: is_last_relro,
6997 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6998 Add is_last_relro_ and is_first_non_relro_ fields.
6999 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
7000 Create separate .got.plt section. Call increase_relro.
7001 * x86_64.cc (Target_x86_64::got_section): Likewise.
7002 * testsuite/relro_script_test.t: Add .got.plt.
7005 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
7006 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
7007 (Layout::finalize): Call set_dynamic_symbol_size.
7008 (Layout::set_dynamic_symbol_size): New function.
7009 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
7010 set_dynamic_symbol_size.
7013 * output.h (class Output_section): Add is_entsize_zero_ field.
7014 * output.cc (Output_section::Output_section): Initialize
7016 (Output_section::set_entsize): If two different entsizes are
7017 requested, force it to zero.
7018 (Output_section::add_input_section): Set flags for .debug_str
7019 before updating section flags. Set entsize.
7020 (Output_section::update_flags_for_input_section): Set SHF_MERGE
7021 and SHF_STRING if all input sections have those flags.
7023 2009-12-29 Rafael Espindola <espindola@google.com>
7025 * main.cc (main): Fix the sys time reporting.
7026 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
7029 2009-12-29 Sriraman Tallam <tmsriram@google.com>
7031 * options.cc (General_options::parse_version): Allow -v to exit
7032 without an error if there is nothing to link.
7034 2009-12-29 Ian Lance Taylor <iant@google.com>
7036 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
7037 using a version of gcc before 4.1.
7038 * configure: Rebuild.
7040 2009-12-28 Chris Demetriou <cgd@google.com>
7042 * attributes.cc (Output_attributes_section_data::do_write): Use
7043 std::vector::front rather than std::vector::data.
7045 2009-12-28 Ian Lance Taylor <iant@google.com>
7047 * symtab.h (class Symbol_table): Add enum Defined.
7048 * resolve.cc (Symbol_table::should_override): Add defined
7049 parameter. Change all callers. Test whether object is NULL
7050 before calling a method on it.
7051 (Symbol_table::report_resolve_problem): Add defined parameter.
7053 (Symbol_table::should_override_with_special): Likewise.
7054 * symtab.cc (Symbol_table::define_in_output_data): Add defined
7055 parameter. Change all callers.
7056 (Symbol_table::do_define_in_output_data): Likewise.
7057 (Symbol_table::define_in_output_segment): Likewise.
7058 (Symbol_table::do_define_in_output_segment): Likewise.
7059 (Symbol_table::define_as_constant): Likewise.
7060 (Symbol_table::do_define_as_constant): Likewise.
7061 * script.h (class Symbol_assignment): Add is_defsym parameter to
7062 constructor; change all callers.
7063 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
7064 parameter. Change all callers. Add is_defsym_ field.
7065 (class Parser_closure): Add parsing_defsym parameter to
7066 constructor; change all callers. Add parsing_defsym accessor
7067 function. Add parsing_defsym_ field.
7069 2009-12-28 Ian Lance Taylor <iant@google.com>
7071 * gold.cc (queue_middle_tasks): Fix formatting.
7072 * object.cc (Relobj::is_section_name_included): Likewise.
7074 2009-12-23 Ian Lance Taylor <iant@google.com>
7076 * i386.cc (Target_i386::do_calls_non_split): Recognize
7077 -fsplit-stack prologue for a function with a static chain.
7078 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
7079 -fsplit-stack prologue when using %r11.
7081 2009-12-21 Sriraman Tallam <tmsriram@google.com>
7083 * options.cc (General_options::parse_version): Make -v continue and do
7084 the link like GNU ld does.
7086 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
7088 * Makefile.am (CCFILES): Add timer.cc.
7089 (HFILES): Add timer.h.
7090 * configure.ac: Check for sysconf and times.
7091 * main.cc: include timer.h.
7092 (main): Use Timer instead of get_run_time.
7095 * workqueue.cc: include timer.h.
7096 (Workqueue::find_and_run_task):
7097 Report user, sys and wall time.
7098 * Makefile.in: Regenerate.
7099 * config.in: Regenerate.
7100 * configure: Regenerate.
7102 2009-12-16 Doug Kwan <dougkwan@google.com>
7104 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
7106 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
7107 relaxed input sections.
7108 * output.cc (Output_section::find_relaxed_input_section): Change
7109 return type to Output_relaxed_input_section pointer. Adjust code
7110 for new type of relaxed_input_section_map_.
7111 * output.h (Output_section::find_relaxed_input_section): Change
7112 return type to Output_relaxed_input_section pointer.
7113 (Output_section::Output_relaxed_input_section_by_input_section_map):
7115 (Output_section::relaxed_input_section_map_): Change type to
7116 Output_section::Output_relaxed_input_section_by_input_section_map.
7117 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
7120 2009-12-15 Ian Lance Taylor <iant@google.com>
7122 * layout.cc (Layout::create_shstrtab): Only write out after input
7123 sections if we are compressing debug sections.
7125 2009-12-15 Ian Lance Taylor <iant@google.com>
7127 * archive.cc (Archive::add_symbols): Only look up a symbol without
7128 a version if there is, in fact, a version.
7130 2009-12-14 Ian Lance Taylor <iant@google.com>
7132 Revert -Wshadow changes, all changes from:
7133 2009-12-11 Doug Kwan <dougkwan@google.com>
7134 2009-12-11 Nick Clifton <nickc@redhat.com>
7135 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
7137 2009-12-11 Doug Kwan <dougkwan@google.com>
7139 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
7141 * attributes.cc (Object_attribute::size): Ditto.
7142 (Attributes_section_data::size): Ditto.
7143 (Attributes_section_data::Attributes_section_data): Ditto.
7144 (Output_attributes_section_data::do_write): Ditto.
7145 * attributes.h (Object_attribute::set_type): Ditto.
7146 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
7148 2009-12-11 Nick Clifton <nickc@redhat.com>
7150 * archive.cc: Fix shadowed variable warnings.
7152 * compressed_output.cc: Likewise.
7153 * compressed_output.h: Likewise.
7154 * configure: Likewise.
7155 * dwarf_reader.cc: Likewise.
7156 * dynobj.cc: Likewise.
7157 * dynobj.h: Likewise.
7158 * ehframe.cc: Likewise.
7159 * ehframe.h: Likewise.
7160 * errors.cc: Likewise.
7161 * expression.cc: Likewise.
7162 * fileread.cc: Likewise.
7163 * fileread.h: Likewise.
7164 * freebsd.h: Likewise.
7165 * i386.cc: Likewise.
7167 * incremental.h: Likewise.
7168 * layout.cc: Likewise.
7169 * layout.h: Likewise.
7170 * mapfile.cc: Likewise.
7171 * merge.cc: Likewise.
7172 * merge.h: Likewise.
7173 * object.cc: Likewise.
7174 * object.h: Likewise.
7175 * options.h: Likewise.
7176 * output.cc: Likewise.
7177 * output.h: Likewise.
7178 * parameters.cc: Likewise.
7179 * plugin.cc: Likewise.
7180 * powerpc.cc: Likewise.
7181 * reduced_debug_output.cc: Likewise.
7182 * reduced_debug_output.h: Likewise.
7183 * reloc.cc: Likewise.
7184 * reloc.h: Likewise.
7185 * resolve.cc: Likewise.
7186 * script-sections.cc: Likewise.
7187 * script.cc: Likewise.
7188 * script.h: Likewise.
7189 * sparc.cc: Likewise.
7190 * symtab.cc: Likewise.
7191 * symtab.h: Likewise.
7192 * target-select.cc: Likewise.
7193 * target-select.h: Likewise.
7194 * token.h: Likewise.
7195 * workqueue.cc: Likewise.
7196 * workqueue.h: Likewise.
7197 * x86_64.cc: Likewise.
7199 2009-12-10 Doug Kwan <dougkwan@google.com>
7201 * arm.cc (attributes.h): New include.
7202 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
7203 (Arm_relobj::~Arm_relobj): Delete object pointed by
7204 attributes_section_data_.
7205 (Arm_relobj::attributes_section_data): New method definition.
7206 (Arm_relobj::attributes_section_data_): New data member declaration.
7207 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
7208 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
7209 attributes_section_data_.
7210 (Arm_dynobj::attributes_section_data): New method definition.
7211 (Arm_dynobj::attributes_section_data_): New data member declaration.
7212 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
7213 initialization value of may_use_blx_ to false.
7214 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
7215 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
7216 object attributes to compute results instead of hard-coding.
7217 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
7218 Target_arm::get_secondary_compatible_arch,
7219 Target_arm::set_secondary_compatible_arch
7220 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7221 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
7222 New method declarations.
7223 (Target_arm::get_aeabi_object_attribute): New method definition.
7224 (Target_arm::attributes_section_data_): New data member declaration.
7225 (read_arm_attributes_section): New template definition.
7226 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
7227 (Arm_dynobj::do_read_symbols): Ditto.
7228 (Target_arm::do_finalize_sections): Merge attributes sections from
7229 input. Check for BLX use after attributes section merging.
7230 Fix __exidx_start and __exidx_end visibility. Create an
7231 .ARM.attributes section if necessary.
7232 (Target_arm::get_secondary_compatible_arch,
7233 Target_arm::set_secondary_compatible_arch,
7234 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7235 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
7236 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
7237 New method definitions.
7239 2009-12-09 Ian Lance Taylor <iant@google.com>
7241 * plugin.cc (Plugin::load): Don't cast from void* to a function
7244 2009-12-09 Ian Lance Taylor <iant@google.com>
7246 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
7249 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
7251 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
7252 Replace two_file_shared_1.so with two_file_shared_2.so.
7253 * testsuite/Makefile.in: Regenerated.
7255 2009-12-08 Doug Kwan <dougkwan@google.com>
7257 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7258 (HFILES): Add attributes.h and int_encoding.h.
7259 * Makefile.in: Regenerate.
7260 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7261 function definitions to int_encoding.cc
7262 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7263 prototypes to int_encoding.h
7264 * reduced_debug_output.cc (int_encoding.h): New include.
7265 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7266 function definitions to int_encoding.cc
7267 (insert_into_vector, read_from_pointer): Move template definitions to
7269 * attributes.cc: New file.
7270 * attributes.h: New file.
7271 * int_encoding.cc: New file.
7272 * int_encoding.h: New file.
7274 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
7277 * incremental-dump.cc (dump_incremental_inputs): New.
7278 (main): Use dump_incremental_inputs.
7280 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7283 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7284 checking elfcpp::STT_FUNC.
7285 (Target_i386::Relocate::relocate): Likewise.
7286 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7288 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7289 symbols from shared libraries into normal FUNC symbols.
7291 * symtab.h (Symbol): Add is_func and use it.
7293 2009-12-05 Doug Kwan <dougkwan@google.com>
7295 * arm.cc (Target_arm::arm_info): Initialize new fields
7296 attributes_section and attributes_vendor.
7297 * i386.cc (Target_i386::i386_info): Same.
7298 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7299 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7300 fields attributes_section and attributes_vendor.
7301 * sparc.cc (Target_sparc::sparc_info): Same.
7302 * target.h (Target::attributes_section, Target::attributes_vendor,
7303 Target::is_attributes_section, Target::attribute_arg_type,
7304 Target::attributes_order): New method definitions.
7305 (Target::Target_info::attributes_section,
7306 Target::Target_info::attributes_vendor): New fields.
7307 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7308 virtual method definitions.
7309 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7310 attributes_section and attributes_vendor.
7311 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7313 2009-12-05 Doug Kwan <dougkwan@google.com>
7315 * arm.cc: Update comments about interworking and stub generation.
7316 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7317 considered as non-PIC.
7318 (Arm_relocate_functions::base_abs): Fix formatting.
7319 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7320 of function to use GOT entry address instead of offset.
7321 (Target_arm::Scan::global): Issue an error if a symbol would need a
7322 PLT does not get one because it is untyped. Remove code to create
7323 dynamic symbols for relative branches.
7324 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7325 takes unsigned integer instead of boolean.
7327 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7329 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7330 (two_file_test_LDADD): Likewise.
7331 (common_test_1_LDADD): Likewise.
7332 (exception_test_LDADD) Likewise.
7333 (weak_test_LDADD): Likewise.
7334 (many_sections_test_LDADD): Likewise.
7335 (initpri1_LDADD): Likewise.
7336 (script_test_1_LDADD): Likewise.
7337 (script_test_2_LDADD): Likewise.
7338 (justsyms_LDADD): Likewise.
7339 (binary_test_LDADD): Likewise.
7340 (large_LDADD): Likewise.
7341 * testsuite/Makefile.in: Regenerated.
7343 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
7345 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7346 (Symbol_table::override_with_special): Likewise.
7347 (Symbol_table::add_from_object): Likewise.
7349 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7351 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7352 Don't set the data_offset twice.
7354 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7356 * testsuite/Makefile.in: Regenerate.
7358 2009-12-03 Doug Kwan <dougkwan@google.com>
7360 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7361 (Target_arm::do_finalize_sections): Add parameter for symbol table
7362 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7363 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7364 parameter for symbol table pointer.
7365 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7366 an additional parameter for a pointer to symbol table.
7367 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7368 parameter for a symbol table pointer.
7369 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7370 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7372 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7373 parameter for a symbol table pointer.
7375 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
7377 * incremental.cc (Incremental_inputs_header)
7378 (Incremental_inputs_header_write, Incremental_inputs_entry)
7379 (Incremental_inputs_entry_write): Move ...
7380 * incremental.h (Incremental_inputs_header)
7381 (Incremental_inputs_header_write, Incremental_inputs_entry)
7382 (Incremental_inputs_entry_write): here.
7384 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7386 * incremental.cc (make_sized_incremental_binary): Set the target.
7387 Error if it is incompatible.
7388 * output.h (Output_file): Add filename method.
7390 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7392 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7393 from the get_* methods.
7395 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7397 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7398 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7399 Write 0 for the data_offset of scripts.
7401 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7403 * testsuite/Makefile.am: Add the incremental_test.sh test.
7404 * testsuite/incremental_test.sh: New.
7405 * testsuite/incremental_test_1.c: New.
7406 * testsuite/incremental_test_2.c: New.
7408 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
7410 * incremental-dump.cc (main): Fix typos.
7412 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
7415 * incremental-dump.cc (main): Use llu to print 64 bit values.
7417 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7418 H.J. Lu <hongjiu.lu@intel.com>
7420 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7422 (incremental_dump_LDADD): Likewise.
7423 * Makefile.in: Regenerated.
7425 2009-11-25 Doug Kwan <dougkwan@google.com>
7429 2009-11-25 Doug Kwan <dougkwan@google.com>
7431 * arm.cc (Target_arm::Target_arm): Move method definition
7432 outside of class definition. Add code to handle
7433 --target1-rel, --target1-abs and --target2= options.
7434 (Target_arm::get_reloc_reloc_type): Change method to be
7435 non-static and const.
7436 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7437 New data member declaration.
7438 (Target_arm::Scan::local, Target_arm::Scan::global,
7439 Target_arm::Relocate::relocate,
7440 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7441 Adjust call to Target_arm::get_real_reloc_type.
7442 (Target_arm::get_real_reloc_type): Use command line options
7443 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7444 * options.h (--target1-rel, --target1-abs, --target2): New
7447 2009-11-25 Doug Kwan <dougkwan@google.com>
7449 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7450 class definition. Add code to handle --target1-rel, --target1-abs
7451 and --target2= options.
7452 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7454 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7456 (Target_arm::Scan::local, Target_arm::Scan::global,
7457 Target_arm::Relocate::relocate,
7458 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7459 call to Target_arm::get_real_reloc_type.
7460 (Target_arm::get_real_reloc_type): Use command line options to
7461 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7462 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7465 2009-11-25 Doug Kwan <dougkwan@google.com>
7467 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7468 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7469 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7471 (Arm_relocate_functions::thm_call): Replace body with a call to
7472 Arm_relocate_functions::thumb_branch_common.
7473 (Arm_relocate_functions::thm_jump24,
7474 Arm_relocate_functions::thm_xpc22): New method definitions.
7475 (Arm_relocate_functions::thumb_branch_common): New method definition.
7476 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7478 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7479 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7481 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7483 * Makefile.am: Build incremental-dump
7484 * Makefile.in: Regenerate.
7485 * incremental-dump.cc: New.
7486 * incremental.cc (Incremental_inputs_header_data,
7487 Incremental_inputs_entry_data): Move to incremental.h
7488 * incremental.h: (Incremental_inputs_header_data,
7489 Incremental_inputs_entry_data): Move from incremental.cc
7491 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7493 * incremental.cc (Incremental_inputs_header,
7494 Incremental_inputs_header_write, Incremental_inputs_entry,
7495 Incremental_inputs_entry_write): Add a typedef with the data type.
7497 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7499 * incremental.cc (Incremental_inputs_header,
7500 Incremental_inputs_header_write, Incremental_inputs_entry,
7501 Incremental_inputs_entry_write): Update comment about which
7502 type has the filed descriptions.
7504 2009-11-15 Doug Kwan <dougkwan@google.com>
7506 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7507 (Arm_relocate_functions::arm_branch_common): Change method defintion
7508 in class definition to a method declaration and update list of formal
7510 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7511 Arm_relocation_functions::jump24): Adjust call to
7512 Arm_relocate_functions::arm_branch_common. Update list of formal
7514 (Arm_relocate_functions::xpc25): New method definition.
7515 (Arm_relocate_functions::arm_branch_common): Move method defintion
7516 out from class definition. Use stubs for mode-switching and extending
7518 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7519 specially. Change code to enable use of stubs in ARM branches.
7521 2009-11-10 Doug Kwan <dougkwan@google.com>
7523 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7524 in method declaration.
7525 (Target_arm::relocate_stub): New method declaration.
7526 (Target_arm::default_target): Change to return a pointer instead of
7528 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7529 Target_arm::default_target.
7530 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7532 (Target_arm::relocate_section): Adjust view.
7533 (Target_arm::relocate_stub): New method definition.
7535 2009-11-10 Doug Kwan <dougkwan@google.com>
7537 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7539 * incremental.cc (open_incremental_binary): Initialized local
7540 variables to avoid warnings.
7541 * object.cc (make_elf_object): Ditto.
7542 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7545 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7548 * testsuite/plugin_test.c: Include "config.h".
7550 2009-11-09 Doug Kwan <dougkwan@google.com>
7552 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7553 (arm_symbol_value): Remove.
7554 (Arm_relocate_functions::arm_branch_common,
7555 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7556 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7557 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7558 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7559 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7560 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7561 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7562 Arm_relocate_functions::thm_mobw_abs_nc,
7563 Arm_relocate_functions::thm_mov_abs,
7564 Arm_relocate_functions::movw_prel_nc,
7565 Arm_relocate_functions::thm_movt_abs,
7566 Arm_relocate_functions::movt_prel,
7567 Arm_relocate_functions::thm_movw_prel_nc,
7568 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7569 (Target_arm::Relocate::relocate): Only decompose address into two
7570 parts if relocation type uses the thumb-bit and pass the actual
7571 bit instead of a flag indicating that the thumb-bit is used. Adjust
7572 calls to methods in Arm_relocate_functions for this change.
7574 2009-11-08 Ian Lance Taylor <iant@google.com>
7577 * reloc.cc: Instantiate
7578 Sized_relobj::initialize_input_to_output_maps and
7579 Sized_relobj:free_input_to_output_maps.
7581 2009-11-06 Ian Lance Taylor <iant@google.com>
7584 * defstd.cc (in_segment): Set only_if_ref true for "end".
7586 2009-11-06 Doug Kwan <dougkwan@google.com>
7588 * arm.cc (class Reloc_stub): Correct a comment.
7589 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7590 (Target_arm::scan_section_for_stubs): New method declaration.
7591 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7592 Change methods from private to protected.
7593 (Target_arm::do_may_relax): New method definition.
7594 (Target_arm::do_relax, Target_arm::group_sections,
7595 Target_arm::scan_reloc_for_stub,
7596 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7597 (Target_arm::arm_input_section_map_): New data member declaration.
7598 (Target_arm::scan_reloc_for_stub,
7599 Target_arm::scan_reloc_section_for_stubs,
7600 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7601 Target_arm::do_relax): New method definitions.
7603 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7605 * configure.ac: Check for (struct stat)::st_mtim
7606 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7607 * config.in: Regenerate.
7608 * configure: Regenerate.
7610 2009-11-05 Ian Lance Taylor <iant@google.com>
7613 * output.cc (Output_segment::add_output_section): Add missing
7616 2009-11-04 Ian Lance Taylor <iant@google.com>
7619 * object.h (class Object): Add is_needed and set_is_needed
7620 methods. Add is_needed_ field. Make bool fields into bitfields.
7621 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7622 defined in a dynamic object and referenced by a regular object,
7623 set is_needed for the dynamic object.
7624 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7625 if the file is marked with as_needed and it is not needed.
7627 2009-11-04 Ian Lance Taylor <iant@google.com>
7630 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7631 tags if data is discarded by linker script.
7632 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7633 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7634 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7635 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7637 2009-11-04 Ian Lance Taylor <iant@google.com>
7639 * layout.cc (Layout::get_output_section): Add is_interp and
7640 is_dynamic_linker_section parameters. Change all callers.
7641 (Layout::choose_output_section): Likewise.
7642 (Layout::make_output_section): Likewise.
7643 (Layout::add_output_section_data): Add is_dynamic_linker_section
7644 parameter. Change all callers.
7645 * layout.h (class Layout): Update declarations.
7646 * output.h (class Output_section): Add is_interp, set_is_interp,
7647 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7648 Add is_interp_, is_dynamic_linker_section_ fields. Change
7649 generate_code_fills_at_write_ to a bitfield.
7650 * output.cc (Output_section::Output_sections): Initialize new
7652 (Output_segment::add_output_section): Add do_sort parameter.
7655 2009-11-03 Ian Lance Taylor <iant@google.com>
7658 * options.h (class General_options): Add --warn-common.
7659 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7660 merging two common symbols.
7661 (Symbol_table::should_override): Handle --warn-common when merging
7662 a common symbol with a defined symbol. Use report_resolve_problem
7663 for multiple definitions.
7664 (Symbol_table::report_resolve_problem): New function.
7665 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7667 2009-11-03 Doug Kwan <dougkwan@google.com>
7669 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7671 (Target_arm::stub_factory): New method definition.
7672 (Target_arm::new_arm_input_section,
7673 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7674 Target_arm::reloc_uses_thumb_bit): New method declarations.
7675 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7676 New type definitions.
7677 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7678 member declarations.
7679 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7680 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7681 New method definitions.
7683 2009-11-03 Ian Lance Taylor <iant@google.com>
7685 * options.h (class General_options): Add --warn_constructors.
7687 2009-11-03 Ian Lance Taylor <iant@google.com>
7690 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7691 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7693 2009-11-03 Ian Lance Taylor <iant@google.com>
7696 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7697 --msgid-bugs-address.
7698 (install-pdf): New target.
7699 (install-data_yes): Look up one directory to find mkinstalldirs.
7701 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7703 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7706 2009-10-30 Doug Kwan <dougkwan@google.com>
7708 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7710 2009-10-30 Doug Kwan <dougkwan@google.com>
7712 * arm.cc (Stub_addend_reader): New struct template definition
7713 and partial specializations.
7714 (Stub_addend_reader::operator()): New method definition for a
7715 partially specialized template.
7717 2009-10-30 Doug Kwan <dougkwan@google.com>
7719 * arm.cc (Arm_relobj::processor_specific_flags): New method
7721 (Arm_relobj::do_read_symbols): New method declaration.
7722 (Arm_relobj::processor_specific_flags_): New data member declaration.
7723 (Arm_dynobj): New class definition.
7724 (Target_arm::do_finalize_sections): Add input_objects parameter.
7725 (Target_arm::do_adjust_elf_header): New method declaration.
7726 (Target_arm::are_eabi_versions_compatible,
7727 (Target_arm::merge_processor_specific_flags): New method declaration.
7728 (Target_arm::do_make_elf_object): New overloaded method definitions
7730 (Arm_relobj::do_read_symbols): New method definition.
7731 (Arm_dynobj::do_read_symbols): Ditto.
7732 (Target_arm::do_finalize_sections): Add input_objects parameters.
7733 Merge processor-specific flags from all input objects.
7734 (Target_arm::are_eabi_versions_compatible,
7735 Target_arm::merge_processor_specific_flags,
7736 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7737 New method definitions.
7738 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7739 Input_objects pointer type parameter.
7740 * layout.cc (Layout::finalize): Pass input objects to target's.
7741 finalize_sections function.
7742 * output.cc (Output_file_header::do_sized_write): Set ELF file
7743 header's processor-specific flags.
7744 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7745 Input_objects pointer type parameter.
7746 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7747 * target.h (Input_objects): New forward class declaration.
7748 (Target::processor_specific_flags,
7749 Target::are_processor_specific_flags_sect): New method definitions.
7750 (Target::finalize_sections): Add input_objects parameter.
7751 (Target::Target): Initialize processor_specific_flags_ and
7752 are_processor_specific_flags_set_.
7753 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7755 (Target::set_processor_specific_flags): New method definition.
7756 (Target::processor_specific_flags_,
7757 Target::are_processor_specific_flags_set_): New data member
7759 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7760 Input_objects pointer type parameter.
7762 2009-10-30 Doug Kwan <dougkwan@google.com>
7764 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7766 2009-10-28 Ian Lance Taylor <iant@google.com>
7768 * object.h (class Relobj): Drop options parameter from
7769 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7770 do_scan_relocs, do_relocate. Change all callers.
7771 (class Sized_relobj): Drop options parameters from
7772 do_gc_process_relocs, do_scan_relocs, do_relocate,
7773 do_relocate_sections, relocate_sections, emit_relocs_scan,
7774 emit_relocs_scan_reltype. Change all callers.
7775 (struct Relocate_info): Remove options field and all references to
7777 * reloc.h (class Read_relocs): Remove options constructor
7778 parameter and options_ field. Change all callers.
7779 (class Gc_process_relocs, class Scan_relocs): Likewise.
7780 (class Relocate_task): Likewise.
7781 * target-reloc.h (scan_relocs): Remove options parameter. Change
7783 (scan_relocatable_relocs): Likewise.
7784 * target.h (class Sized_target): Remove options parameter from
7785 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7787 * gc.h (gc_process_relocs): Remove options parameter. Change all
7789 * arm.cc: Update functions to remove options parameters.
7790 * i386.cc: Likewise.
7791 * powerpc.cc: Likewise.
7792 * sparc.cc: Likewise.
7793 * x86_64.cc: Likewise.
7794 * testsuite/testfile.cc: Likewise.
7796 2009-10-28 Doug Kwan <dougkwan@google.com>
7798 * arm.cc (Arm_relobj): New class definition.
7799 (Arm_relobj::scan_sections_for_stubs,
7800 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7801 New method definitions.
7803 2009-10-28 Cary Coutant <ccoutant@google.com>
7805 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7806 (Plugin::cleanup_done_): New member.
7807 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7808 (Plugin_manager::cleanup_done_): Remove.
7809 (Plugin_manager::add_input_file): Edit error message.
7810 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7811 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7813 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7815 * fileread.cc: (File_read::View::~View): Use the new
7816 data_ownership_ filed.
7817 (File_read::~File_read): Dispose the new whole_file_view_.
7818 (File_read::open): Mmap the whole file if needed.
7819 (File_read::open): Use whole_file_view_ instead of contents_.
7820 (File_read::find_view): Use whole_file_view_ if applicable.
7821 (File_read::do_read): Use whole_file_view_ instead of contents_.
7822 (File_read::make_view): Use whole_file_view_ instead of contents_,
7823 update File_read::View::View call.
7824 (File_read::find_or_make_view): Update File_read::View::View
7826 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7828 (File_read::View::Data_ownership): New enum.
7829 (File_read::View::View): Replace bool mapped_ with Data_ownership
7831 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7832 (File_read::View::data_ownership_): New field.
7833 (File_read::contents_): Remove (replaced by whole_file_view_).
7834 (File_read::whole_file_view_): New field.
7835 * options.h (class General_options): Add --keep-files-mapped.
7837 2009-10-27 Cary Coutant <ccoutant@google.com>
7839 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7840 * testsuite/Makefile.am (plugin_test_5): New test case.
7841 * testsuite/Makefile.in: Regenerate.
7843 2009-10-25 Doug Kwan <dougkwan@google.com>
7845 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7846 from private to protected to allow access by child class.
7847 (Sized_relobj::do_relocate_sections): New method declaration.
7848 (Sized_relobj::relocate_sections): Virtualize.
7849 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7850 Sized_relobj::relocate_sections. Instantiate template explicitly
7851 for different target sizes and endianity.
7853 2009-10-24 Doug Kwan <dougkwan@google.com>
7855 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7856 (Arm_input_section::as_arm_input_section): New method.
7857 (Arm_output_section): New class definition.
7858 (Arm_output_section::create_stub_group,
7859 Arm_output_section::group_sections): New method definitions.
7861 2009-10-22 Doug Kwan <dougkwan@google.com>
7863 * arm.cc (Arm_input_section): New class definition.
7864 (Arm_input_section::init, Arm_input_section:do_write,
7865 Arm_input_section::set_final_data_size,
7866 Arm_input_section::do_reset_address_and_file_offset): New method
7869 2009-10-21 Doug Kwan <dougkwan@google.com>
7871 * arm.cc (Stub_table, Arm_input_section): New forward class
7873 (Stub_table): New class defintion.
7874 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7875 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7876 New method definition.
7878 2009-10-21 Doug Kwan <dougkwan@google.com>
7880 * arm.cc: Update copyright comments.
7881 (Target_arm): New forward class template declaration.
7882 (Arm_address): New type.
7883 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7884 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7885 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7887 (Insn_template): Same.
7888 (DEF_STUBS): New macro.
7889 (Stub_type): New enum type.
7890 (Stub_template): New class definition.
7893 (Stub_factory): Same.
7894 (Target_arm::Target_arm): Initialize may_use_blx_ and
7895 should_force_pic_veneer_.
7896 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7897 Target_arm::should_force_pic_veneer,
7898 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7899 Target_arm::using_thumb_only, Target_arm:;default_target): New
7901 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7902 New data member declarations.
7903 (Insn_template::size, Insn_template::alignment): New method defintions.
7904 (Stub_template::Stub_template): New method definition.
7905 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7906 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7907 (Stub_factory::Stub_factory): New method definition.
7908 * gold.h (string_hash): New template.
7909 * output.h (Input_section_specifier::hash_value): Use
7911 (Input_section_specifier::string_hash): Remove.
7912 * stringpool.cc (Stringpool_template::string_hash): Use
7915 2009-10-20 Doug Kwan <dougkwan@google.com>
7917 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7918 symbols of relaxed input sections.
7919 * output.h (Output_section::find_relaxed_input_section): Make
7922 2009-10-16 Doug Kwan <dougkwan@google.com>
7924 * dynobj.cc (Versions::Versions): Initialize version_script_.
7925 Only insert base version symbol definition for a shared object
7926 if version script defines any version versions.
7927 (Versions::define_base_version): New method definition.
7928 (Versions::add_def): Check that base version is not needed.
7929 (Versions::add_need): Define base version lazily.
7930 * dynobj.h (Versions::define_base_version): New method declaration.
7931 (Versions::needs_base_version_): New data member declaration.
7932 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7933 (check_DATA): Add no_version_test.stdout.
7934 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7936 * testsuite/Makefile.in: Regenerate.
7937 * testsuite/no_version_test.c: New file.
7938 * testsuite/no_version_test.sh: Ditto.
7940 2009-10-16 Doug Kwan <dougkwan@google.com>
7942 * expression.cc (class Segment_start_expression): New class definition.
7943 (Segment_start_expression::value): New method definition.
7944 (script_exp_function_segment_start): Return a new
7945 Segment_start_expression.
7946 * gold/script-c.h (script_saw_segment_start_expression): New function
7948 * script-sections.cc (Script_sections::Script_sections): Initialize
7949 SAW_SEGMENT_START_EXPRESSION_ to false.
7950 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7951 and -Tbbs options to specify section addresses if given in
7952 command line and no SEGMENT_START expression is seen in a script.
7953 * script-sections.h (Script_sections::saw_segment_start_expression,
7954 Script_sections::set_saw_segment_start_expression): New method
7956 (Script_sections::saw_segment_start_expression_): New data member
7958 * script.cc (script_saw_segment_start_expression): New function.
7959 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7960 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7961 script_test_7.sh and script_test_8.sh.
7962 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7963 script_test_8.stdout.
7964 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7965 (script_test_6, script_test_6.stdout, script_test_7,
7966 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7967 * Makefile.in: Regenerate.
7968 * testsuite/script_test_6.sh: New file.
7969 * testsuite/script_test_6.t: Same.
7970 * testsuite/script_test_7.sh: Same.
7971 * testsuite/script_test_7.t: Same.
7972 * testsuite/script_test_8.sh: Same.
7974 2009-10-16 Doug Kwan <dougkwan@google.com>
7976 * output.cc (Output_segment::set_section_list_address): Cast
7977 expressions to unsigned long long type to avoid format warnings.
7979 2009-10-15 Ian Lance Taylor <iant@google.com>
7981 * script.cc (Script_options::add_symbol_assignment): Always add a
7982 dot assignment to script_sections_.
7983 * script-sections.cc (Script_sections::add_dot_assignment):
7984 Initialize if necessary.
7986 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7987 program headers with no load segment if there is a linker script.
7989 * layout.cc (Layout::set_segment_offsets): Align the file offset
7990 to the segment aligment for -N or -n with no load segment.
7991 * output.cc (Output_segment::add_output_section): Don't crash if
7992 the first section is a TLS section.
7993 (Output_segment::set_section_list_addresses): Print an error
7994 message if the address moves backward in a linker script.
7995 * script-sections.cc
7996 (Output_section_element_input::set_section_addresses): Don't
7997 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7998 (Orphan_output_section::set_section_addresses): Likewise.
8000 2009-10-15 Doug Kwan <dougkwan@google.com>
8002 * layout.cc (Layout::finish_dynamic_section): Generate tags
8003 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
8004 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
8005 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
8007 2009-10-14 Ian Lance Taylor <iant@google.com>
8009 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
8011 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
8012 data_shdr fields of relinfo.
8013 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
8014 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
8015 R_386_TLS_LDO_32, adjust based on section flags.
8016 (Target_i386::Relocate::fix_up_ldo): Remove.
8018 2009-10-13 Ian Lance Taylor <iant@google.com>
8020 Add support for -pie.
8021 * options.h (class General_options): Add -pie and
8023 (General_options::output_is_position_independent): Test -pie.
8024 (General_options::output_is_executable): Return true if not shared
8025 and not relocatable.
8026 (General_options::output_is_pie): Remove.
8027 * options.cc (General_options::finalize): Reject incompatible uses
8029 * gold.cc (queue_middle_tasks): A -pie link is not static.
8030 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
8031 * symtab.cc (Symbol::final_value_is_known): Return false if
8032 output_is_position_independent.
8033 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
8034 output_is_position_independent.
8035 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
8036 output_is_position_independent.
8037 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
8038 output_is_position_independent.
8039 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
8041 (basic_pie_test.o, basic_pie_test): New targets.
8042 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
8043 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
8044 (two_file_pie_test): New target.
8045 * testsuite/Makefile.in: Rebuild.
8046 * README: Remove note saying that -pie is not supported.
8048 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8050 * options.h (class General_options): Add -init and -fini.
8051 * layout.cc (Layout::finish_dynamic_section): Emit
8052 given init and fini functions.
8054 2009-10-13 Sriraman Tallam <tmsriram@google.com>
8056 * gc.h (gc_process_relocs): Check if icf is enabled using new
8058 * gold.cc (queue_initial_tasks): Likewise.
8059 (queue_middle_tasks): Likewise.
8060 * object.cc (do_layout): Likewise.
8061 * symtab.cc (is_section_folded): Likewise.
8062 * main.cc (main): Likewise.
8063 * reloc.cc (Read_relocs::run): Likewise.
8064 (Sized_relobj::do_scan_relocs): Likewise.
8065 * icf.cc (is_function_ctor_or_dtor): New function.
8066 (Icf::find_identical_sections): Check if function is ctor or dtor when
8068 * options.h (General_options::icf): Change option to be an enum.
8069 (Icf_status): New enum.
8070 (icf_enabled): New method.
8071 (icf_safe_folding): New method.
8072 (set_icf_status): New method.
8073 (icf_status_): New variable.
8074 * (options.cc) (General_options::finalize): Set icf_status_.
8075 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
8076 icf_test and icf_keep_unique_test to use the --icf enum flag.
8077 * testsuite/icf_safe_test.sh: New file.
8078 * testsuite/icf_safe_test.cc: New file.
8080 2009-10-12 Sriraman Tallam <tmsriram@google.com>
8082 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
8083 includes to gc.h and icf.h.
8084 * arm.cc: Include gc.h.
8085 * gold.cc: Likewise.
8086 * i386.cc: Likewise.
8087 * powerpc.cc: Likewise.
8088 * sparc.cc: Likewise.
8089 * x86_64.cc: Likewise.
8090 * gc.h: Include icf.h.
8092 2009-10-11 Ian Lance Taylor <iant@google.com>
8094 * plugin.cc: Include "gold.h" before other header files.
8096 2009-10-10 Chris Demetriou <cgd@google.com>
8098 * options.h (Input_file_argument::Input_file_type): New enum.
8099 (Input_file_argument::is_lib_): Replace with...
8100 (Input_file_argument::type_): New member.
8101 (Input_file_argument::Input_file_argument): Take Input_file_type
8102 'type' rather than boolean 'is_lib' as second argument.
8103 (Input_file_argument::is_lib): Use type_.
8104 (Input_file_argument::is_searched_file): New function.
8105 (Input_file_argument::may_need_search): Handle is_searched_file.
8106 * options.cc (General_options::parse_library): Support -l:filename.
8107 (General_options::parse_just_symbols): Update for Input_file_argument
8109 (Command_line::process): Likewise.
8110 * archive.cc (Archive::get_file_and_offset): Likewise.
8111 * plugin.cc (Plugin_manager::release_input_file): Likewise.
8112 * script.cc (read_script_file, script_add_file): Likewise.
8113 * fileread.cc (Input_file::Input_file): Likewise.
8114 (Input_file::will_search_for): Handle is_searched_file.
8115 (Input_file::open): Likewise.
8116 * readsyms.cc (Read_symbols::get_name): Likewise.
8117 * testsuite/Makefile.am (searched_file_test): New test.
8118 * testsuite/Makefile.in: Regenerate.
8119 * testsuite/searched_file_test.cc: New file.
8120 * testsuite/searched_file_test_lib.cc: New file.
8122 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8123 Ian Lance Taylor <iant@google.com>
8125 * descriptor.cc: Include <cstdio> and "binary-io.h".
8126 (Descriptors::open): Open the files in binary mode always.
8127 * script.cc (Lex::get_token): Treat \r as whitespace.
8129 2009-10-09 Ian Lance Taylor <iant@google.com>
8131 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
8133 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8134 Ian Lance Taylor <iant@google.com>
8136 * configure.ac: Check for readv function also.
8137 * fileread.cc (readv): Define if not HAVE_READV.
8138 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
8140 * config.in: Regenerate.
8141 * configure: Regenerate.
8143 2009-10-09 Doug Kwan <dougkwan@google.com>
8145 * layout.cc (Layout::make_output_section): Call target hook to make
8146 ordinary output section.
8147 (Layout::finalize): Adjust parameter list of call the
8148 Target::may_relax().
8149 * layout.h (class Layout::section_list): New method.
8150 * merge.h (Output_merge_base::entsize): Change visibility to public.
8151 (Output_merge_base::is_string, Output_merge_base::do_is_string):
8153 (Output_merge_string::do_is_string): New method.
8154 * object.cc (Sized_relobj::do_setup): renamed from
8155 Sized_relobj::set_up.
8156 * object.h (Sized_relobj::adjust_shndx,
8157 Sized_relobj::initializ_input_to_output_maps,
8158 Sized_relobj::free_input_to_output_maps): Change visibilities to
8160 (Sized_relobj::setup): Virtualize.
8161 (Sized_relobj::do_setup): New method declaration.
8162 (Sized_relobj::invalidate_section_offset,
8163 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
8164 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
8165 * options.cc (parse_int): New function.
8166 * options.h (parse_int): New declaration.
8167 (DEFINE_int): New macro.
8168 (stub_group_size): New option.
8169 * output.cc (Output_section::Output_section): Initialize memebers
8170 merge_section_map_, merge_section_by_properties_map_,
8171 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
8172 (Output_section::add_input_section): Handled deferred code-fill
8173 generation and remove an old comment.
8174 (Output_section::add_relaxed_input_section): New method definition.
8175 (Output_section::add_merge_input_section): Use merge section by
8176 properties map to speed to search. Update merge section maps
8178 (Output_section::build_relaxation_map): New method definition.
8179 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8181 (Output_section::relax_input_section): Renamed to
8182 Output_section::convert_input_sections_to_relaxed_sections and change
8183 interface to take a vector of pointers to relaxed sections.
8184 (Output_section::find_merge_section,
8185 Output_section::find_relaxed_input_section): New method definitions.
8186 (Output_section::is_input_address_mapped,
8187 Output_section::output_offset, Output_section::output_address):
8188 Use output section data maps to speed up searching.
8189 (Output_section::find_starting_output_address): Add comments.
8190 (Output_section::do_write,
8191 Output_section::write_to_postprocessing_buffer): Do code-fill
8192 generation as appropriate.
8193 (Output_section::get_input_sections): Invalidate relaxed input section
8195 (Output_section::restore_states): Adjust type of checkpoint .
8196 Invalidate relaxed input section map.
8197 * output.h (Output_merge_base): New class declaration.
8198 (Input_section_specifier): New class defintion.
8199 (class Output_relaxed_input_section) Change base class to
8200 Output_section_data_build.
8201 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
8202 base class initializer.
8203 (Output_section::add_relaxed_input_section): New method declaration.
8204 (Output_section::Input_section): Change visibility to protected.
8205 (Output_section::Input_section::relobj,
8206 Output_section::Input_section::shndx): Handle relaxed input sections.
8207 Output_section::input_sections) Change visibility to protected. Also
8208 define overload to return a non-const pointer.
8209 (Output_section::Merge_section_properties): New class defintion.
8210 (Output_section::Merge_section_by_properties_map,
8211 Output_section::Output_section_data_by_input_section_map,
8212 Output_section::Relaxation_map): New types.
8213 (Output_section::relax_input_section): Rename method to
8214 Output_section::convert_input_sections_to_relaxed_sections and change
8215 interface to take a vector of relaxed section pointers.
8216 (Output_section::find_merge_section,
8217 Output_section::find_relaxed_input_section,
8218 Output_section::build_relaxation_map,
8219 Output_section::convert_input_sections_in_list_to_relaxed_sections):
8220 New method declarations.
8221 (Output_section::merge_section_map_
8222 Output_section::merge_section_by_properties_map_,
8223 Output_section::relaxed_input_section_map_,
8224 Output_section::is_relaxed_input_section_map_valid_,
8225 Output_section::generate_code_fills_at_write_): New data members.
8226 * script-sections.cc
8227 (Output_section_element_input::set_section_addresses): Call
8228 current_data_size and addralign methods of relaxed input sections.
8229 (Orphan_output_section::set_section_addresses): Call current_data_size
8230 and addralign methods of relaxed input sections.
8231 * symtab.cc (Symbol_table::compute_final_value): Extract template
8232 from the body of Symbol_table::sized_finalize_symbol.
8233 (Symbol_table::sized_finalized_symbol): Call
8234 Symbol_table::compute_final_value.
8235 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
8236 (Symbol_table::compute_final_value): New templated method declaration.
8237 * target.cc (Target::do_make_output_section): New method defintion.
8238 * target.h (Target::make_output_section): New method declaration.
8239 (Target::relax): Add more parameters for input objects, symbol table
8240 and layout. Adjust call to do_relax.
8241 (Target::do_make_output_section): New method declaration.
8242 (Target::do_relax): Add parameters for input objects, symbol table
8245 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8247 * pread.c: Include stdio.h.
8249 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8251 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
8254 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8256 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8257 Change read_shndx type to unsigned int.
8258 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8260 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8261 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8262 Change read_shndx type to unsigned int.
8263 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8265 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8266 * layout.cc (Layout::create_symtab_sections): Cast the result of
8267 local_symcount * symsize to off_t in the gold_assert.
8269 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8271 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8272 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8274 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8275 (Arm_relocate_functions::thm_abs5): New function.
8276 (Arm_relocate_functions::abs12): New function.
8277 (Arm_relocate_functions::abs16): New function.
8278 (Arm_relocate_functions::base_abs): New function.
8279 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8280 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8281 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8283 (Scan::global): Likewise.
8284 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8285 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8286 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8287 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8290 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8292 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8293 (Arm_relocate_functions::movt_prel): New function.
8294 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8295 (Arm_relocate_functions::thm_movt_prel): New function.
8296 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8297 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8298 (Scan::global, Relocate::relocate): Likewise.
8299 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8301 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8303 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8304 Incremental_checker.
8305 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8307 (class Incremental_inputs_header): New class.
8308 (Incremental_inputs_header_writer): Edit comment.
8309 (Incremental_inputs_entry): New class.
8310 (Incremental_inputs_entry_writer): Edit comment.
8311 (Sized_incremental_binary::do_find_incremental_inputs_section):
8312 Add *strtab_shndx parameter, fill it.
8313 (Sized_incremental_binary::do_check_inputs): New method.
8314 (Incremental_checker::can_incrementally_link_output_file): Use
8315 Sized_incremental_binary::check_inputs.
8316 (Incremental_inputs::report_command_line): Save command line in
8319 (Incremental_binary::find_incremental_inputs_section): New
8321 (Incremental_binary::do_find_incremental_inputs_section): Add
8322 strtab_shndx parameter.
8323 (Incremental_binary::do_check_inputs): New pure virtual method.
8324 (Sized_incremental_binary::do_check_inputs): Declare.
8325 (Incremental_checker::Incremental_checker): Add incremental_inputs
8326 parameter, use it to initialize incremental_inputs_.
8327 (Incremental_checker::incremental_inputs_): New field.
8328 (Incremental_checker::command_line): New method.
8329 (Incremental_checker::inputs): New method.
8330 (Incremental_checker::command_line_): New field.
8332 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8334 * incremental.cc: Include <cstdarg> and "target-select.h".
8335 (vexplain_no_incremental): New function.
8336 (explain_no_incremental): New function.
8337 (Incremental_binary::error): New method.
8338 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8340 (make_sized_incremental_binary): New function.
8341 (open_incremental_binary): New function.
8342 (can_incrementally_link_file): Add checks if output is ELF and has
8344 * incremental.h: Include "elfcpp_file.h" and "output.h".
8345 (Incremental_binary): New class.
8346 (Sized_incremental_binary): New class.
8347 (open_incremental_binary): Declare.
8348 * object.cc (is_elf_object): Use
8349 elfcpp::Elf_recognizer::is_elf_file.
8350 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8351 * output.h (Output_file::filesize): New method.
8353 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8355 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8357 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8358 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8360 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8362 (Arm_relocate_functions::movw_abs_nc): New function.
8363 (Arm_relocate_functions::movt_abs): New function.
8364 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8365 (Arm_relocate_functions::thm_movt_abs): New function.
8366 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8367 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8368 (Scan::global): Likewise.
8369 (Relocate::relocate): Likewise.
8370 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8372 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8374 * arm.cc (Arm_relocate_functions::got_prel) New function.
8375 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8376 (Relocate::relocate): Likewise.
8377 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8379 2009-10-06 Ian Lance Taylor <iant@google.com>
8381 * options.h (class General_options): Define
8382 split_stack_adjust_size parameter.
8383 * object.h (class Object): Add uses_split_stack_ and
8384 has_no_split_stack_ fields. Add uses_split_stack and
8385 has_no_split_stack accessor functions. Declare
8386 handle_split_stack_section.
8387 (class Reloc_symbol_changes): Define.
8388 (class Sized_relobj): Define Function_offsets. Declare
8389 split_stack_adjust, split_stack_adjust_reltype, and
8391 * object.cc (Object::handle_split_stack_section): New function.
8392 (Sized_relobj::do_layout): Call handle_split_stack_section.
8393 * dynobj.cc (Sized_dynobj::do_layout): Call
8394 handle_split_stack_section.
8395 * reloc.cc (Sized_relobj::relocate_sections): Call
8396 split_stack_adjust for executable sections in split_stack
8397 objects. Pass reloc_map to relocate_section.
8398 (Sized_relobj::split_stack_adjust): New function.
8399 (Sized_relobj::split_stack_adjust_reltype): New function.
8400 (Sized_relobj::find_functions): New function.
8401 * target-reloc.h: Include "object.h".
8402 (relocate_section): Add reloc_symbol_changes parameter. Change
8404 * target.h (class Target): Add calls_non_split method. Declare
8405 do_calls_non_split virtual method. Declare match_view and
8407 * target.cc: Include "elfcpp.h".
8408 (Target::do_calls_non_split): New function.
8409 (Target::match_view): New function.
8410 (Target::set_view_to_nop): New function.
8411 * gold.cc (queue_middle_tasks): Give an error if mixing
8412 split-stack and non-split-stack objects with -r.
8413 * i386.cc (Target_i386::relocate_section): Add
8414 reloc_symbol_changes parameter.
8415 (Target_i386::do_calls_non_split): New function.
8416 * x86_64.cc (Target_x86_64::relocate_section): Add
8417 reloc_symbol_changes parameter.
8418 (Target_x86_64::do_calls_non_split): New function.
8419 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8421 * powerpc.cc (Target_powerpc::relocate_section): Add
8422 reloc_symbol_changes parameter.
8423 * sparc.cc (Target_sparc::relocate_section): Add
8424 reloc_symbol_changes parameter.
8425 * configure.ac: Call AM_CONDITIONAL for the default target.
8426 * configure: Rebuild.
8427 * testsuite/Makefile.am (TEST_AS): New variable.
8428 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8429 (check_DATA): Add split_i386 and split_x86_64 files.
8430 (SPLIT_DEFSYMS): Define.
8431 (split_i386_[1234n].o): New targets.
8432 (split_i386_[124]): New targets.
8433 (split_i386_[1234r].stdout): New targets.
8434 (split_x86_64_[1234n].o): New targets.
8435 (split_x86_64_[124]): New targets.
8436 (split_x86_64_[1234r].stdout): New targets.
8437 (MOSTLYCLEANFILES): Add new executables.
8438 * testsuite/split_i386.sh: New file.
8439 * testsuite/split_x86_64.sh: New file.
8440 * testsuite/split_i386_1.s: New file.
8441 * testsuite/split_i386_2.s: New file.
8442 * testsuite/split_i386_3.s: New file.
8443 * testsuite/split_i386_4.s: New file.
8444 * testsuite/split_i386_n.s: New file.
8445 * testsuite/split_x86_64_1.s: New file.
8446 * testsuite/split_x86_64_2.s: New file.
8447 * testsuite/split_x86_64_3.s: New file.
8448 * testsuite/split_x86_64_4.s: New file.
8449 * testsuite/split_x86_64_n.s: New file.
8450 * testsuite/testfile.cc (Target_test): Update relocation_section
8452 * testsuite/Makefile.in: Rebuild.
8454 2009-10-06 Ian Lance Taylor <iant@google.com>
8456 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8457 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8458 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8459 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8460 the address on ldo_addrs_.
8461 (Target_i386::Relocate::fix_up_ldo): New function.
8463 2009-10-06 Rafael Espindola <espindola@google.com>
8465 * plugin.cc (add_input_library): New.
8466 (Plugin::load): Add add_input_library to tv.
8467 (Plugin_manager::add_input_file): Add the is_lib argument.
8468 (add_input_file): Update call to Plugin_manager::add_input_file.
8469 (add_input_library): New.
8470 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8472 2009-09-30 Doug Kwan <dougkwan@google.com>
8474 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8475 symbol and call Symbol::may_need_copy_reloc to determine if
8476 a copy reloc is needed.
8477 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8478 nocopyreloc is given in command line.
8479 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8480 given in command line.
8481 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8482 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8483 of the removed Target_i386::may_need_copy_reloc.
8484 * options.h (copyreloc): New option with default value false.
8485 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8486 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8487 instead of the removed Target_powerpc::may_need_copy_reloc.
8488 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8489 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8490 instead of the removed Target_sparc::may_need_copy_reloc.
8491 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8492 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8493 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8494 instead of the removed Target_x86_64::may_need_copy_reloc.
8496 2009-09-30 Ian Lance Taylor <iant@google.com>
8498 * object.h (class Object): Remove target_ field, and target,
8499 sized_target, and set_target methods.
8500 (Object::sized_target): Remove.
8501 (class Sized_relobj): Update declarations. Remove sized_target.
8502 * object.cc (Sized_relobj::setup): Remove target parameter.
8504 (Input_objects::add_object): Don't do anything with the target.
8505 (make_elf_sized_object): Add punconfigured parameter. Change all
8506 callers. Set or test parameter target.
8507 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8509 * parameters.cc (Parameters::set_target): Change parameter type to
8511 (Parameters::default_target): Remove.
8512 (set_parameters_target): Change parameter type to be non-const.
8513 (parameters_force_valid_target): New function.
8514 (parameters_clear_target): New function.
8515 * parameters.h (class Parameters): Update declarations. Remove
8516 default_target method. Add sized_target and clear_target
8517 methods. Change target_ to be non-const.
8518 (set_parameters_target): Update declaration.
8519 (parameters_force_valid_target): Declare.
8520 (parameters_clear_target): Declare.
8521 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8522 as NULL if we aren't searching.
8523 (Add_symbols::run): Don't check for compatible target.
8524 * fileread.cc (Input_file::open_binary): Call
8525 parameters_force_valid_target.
8526 * gold.cc (queue_middle_tasks): Likewise.
8527 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8528 set_target on object.
8529 * dynobj.h (class Sized_dynobj): Update declarations.
8530 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8531 make_elf_object returns NULL.
8532 (Archive::include_member): Don't check whether object target is
8534 * output.cc (Output_section::add_input_section): Get target from
8536 (Output_section::relax_input_section): Likewise.
8537 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8539 (Sized_relobj::do_scan_relocs): Likewise.
8540 (Sized_relobj::relocate_sections): Likewise.
8541 * resolve.cc (Symbol_table::resolve): Likewise.
8542 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8543 parameter. Change all callers.
8544 (Symbol_table::add_from_object): Get target from parameters.
8545 (Symbol_table::add_from_relobj): Don't check object target.
8546 (Symbol_table::add_from_dynobj): Likewise.
8547 (Symbol_table::define_special_symbol): Get target from
8549 * symtab.h (class Symbol_table): Update declaration.
8550 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8551 parameter. Change all callers. Clear parameter target.
8552 (Binary_test): Test target here.
8553 * testsuite/object_unittest.cc (gold_testsuite): Remove
8554 target_test_pointer parameter. Change all callers.
8555 (Object_test): Test target here.
8557 2009-09-26 Ian Lance Taylor <iant@google.com>
8559 * testsuite/initpri1.c: Don't try to use constructor priorities if
8560 compiling with gcc before 4.3.
8562 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8564 * testsuite/retain_symbols_file_test.sh (check_present): Change
8565 output file name to retain_symbols_file_test.stdout.
8566 (check_absent): Likewise.
8568 2009-09-18 Craig Silverstein <csilvers@google.com>
8570 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8571 * options.cc: Include <cerrno> and <fstream>.
8572 (General_options::finalize): Parse -retain-symbols-file tag.
8573 * options.h: New flag.
8574 (General_options): New method should_retain_symbol, new
8575 variable symbols_to_retain.
8576 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8577 should_retain_symbol map.
8578 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8579 * testsuite/Makefile.in: Regenerate.
8580 * testsuite/retain_symbols_file_test.sh: New file.
8582 2009-09-18 Nick Clifton <nickc@redhat.com>
8584 * po/es.po: Updated Spanish translation.
8586 2009-09-17 Doug Kwan <dougkwan@google.com>
8588 * debug.h (DEBUG_RELAXATION): New constant.
8589 (DEBUG_ALL): Add DEBUG_RELAXATION.
8590 (debug_string_to_enum): Add relaxation debug option.
8592 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8593 Layout::Relaxation_debug_check::read_sections,
8594 Layout::Relaxation_debug_check::read_sections): New method definitions.
8595 (Layout::Layout): Initialize data members
8596 record_output_section_data_from_scrips_,
8597 script_output_section_data_list_ and relaxation_debug_check_.
8598 (Layout::save_segments, Layout::restore_segments,
8599 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8600 Layout::relaxation_loop_body): New method definitions.
8601 (Layout::finalize): Support relaxation. Move section layout code to
8602 Layout::relaxation_loop_body.
8603 (Layout::set_asection_address_from_script): Move code for orphan
8604 section placement out.
8605 (Layout::place_orphan_sections_in_script): New method definition.
8606 * layout.h (Output_segment_headers, Output_file_header):
8607 New forward class declarations.
8608 (Layout::~Layout): Define.
8609 (Layout::new_output_section_data_from_script): New method definition.
8610 (Layout::place_orphan_sections_in_script): New method declaration.
8611 (Layout::Segment_states): New type declaration.
8612 (Layout::save_segments, Layout::restore_segments,
8613 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8614 Layout::relaxation_loop_body): New method declarations.
8615 (Layout::Output_section_data_list): New type declaration.
8616 (Layout::Relaxation_debug_check): New class definition.
8617 (Layout::record_output_section_data_from_script_,
8618 Layout::script_output_section_data_list_, Layout::segment_states_,
8619 Layout::relaxation_debug_check_): New data members.
8620 * output.cc: (Output_section_headers::do_size): New method definition.
8621 (Output_section_headers::Output_section_headers): Move size
8622 computation to Output_section_headers::do_size.
8623 (Output_segment_headers::do_size): New method definition.
8624 (Output_file_header::Output_file_header): Move size computation to
8625 Output_file_header::do_size and call it.
8626 (Output_file_header::do_size): New method definition.
8627 (Output_data_group::Output_data_group): Adjust call to
8628 Output_section_data.
8629 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8630 (Output_symtab_xindex::do_write): Add array bound check.
8631 (Output_section::Input_section::print_to_mapfile): Handle
8632 RELAXED_INPUT_SECTION_CODE.
8633 (Output_section::Output_section): Initialize data member checkpoint_.
8634 (Output_section::~Output_section): Delete checkpoint object pointed
8636 (Output_section::add_input_section): Always add an Input_section if
8638 (Output_section::add_merge_input_section): Add assert.
8639 (Output_section::relax_input_section): New method definition.
8640 (Output_section::set_final_data_size): Set load address to zero for
8641 an unallocated section.
8642 (Output_section::do_address_and_file_offset_have_reset_values):
8643 New method definition.
8644 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8645 Handle relaxed input section.
8646 (Output_section::sort_attached_input_sections): Checkpoint input
8647 section list lazily.
8648 (Output_section::get_input_sections): Change type of input_sections to
8649 list of Simple_input_section pointers. Checkpoint input section list
8650 lazily. Also handle relaxed input sections.
8651 (Output_section::add_input_section_for_script): Take a reference to
8652 a Simple_input_section object instead of Relobj pointer and section
8653 index as parameter. Handle relaxed input sections.
8654 (Output_section::save_states, Output_section::restore_states): New
8656 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8657 (Output_data::is_data_size_fixed): New method definition.
8658 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8660 (Output_data::address_and_file_offset_have_reset_values): New method
8662 (Output_data::do_address_and_file_offset_have_reset_values): New method
8664 (Output_data::set_data_size): Check that data size is not fixed.
8665 (Output_data::fix_data_size): New method definition.
8666 (Output_data::is_data_size_fixed_): New data member.
8667 (Output_section_headers::set_final_data_size): New method definition.
8668 (Output_section_headers::do_size): New method declaration.
8669 (Output_segment_headers::set_final_data_size): New method definition.
8670 (Output_segment_headers::do_size): New method declaration.
8671 (Output_file_header::set_final_data_size)::New method definition.
8672 (Output_file_header::do_size)::New method declaration.
8673 (Output_section_data::Output_section_data): Add new parameter
8674 is_data_size_fixed and use it to fix data size.
8675 (Output_data_const::Output_data_const): Adjust call to base class
8676 constructor and fix data size.
8677 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8678 base class constructor and fix data size.
8679 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8680 base class constructor and fix data size.
8681 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8682 class constructor and fix data size.
8683 (Output_data_group::set_final_data_size): New method definition.
8684 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8685 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8686 class constructor and fix data size.
8687 (Output_relaxed_input_section): New class definition.
8688 (Output_section::Simple_input_section): New class definition.
8689 (Output_section::get_input_sections): Adjust parameter list.
8690 (Output_section::add_input_section_for_script): Same.
8691 (Output_section::save_states, Output_section::restore_states,
8692 Output_section::do_address_and_file_offset_have_reset_values,
8693 (Output_section::Input_section::Input_section): Handle
8694 RELAXED_INPUT_SECTION_CODE. Add new overload for
8695 Output_relaxed_input_section.
8696 (Output_section::Input_section::is_input_section,
8697 Output_section::Input_section::set_output_section): Handle relaxed
8699 (Output_section::Input_section::is_relaxed_input_section,
8700 Output_section::Input_section::output_section_data,
8701 Output_section::Input_section::relaxed_input_section): New method
8703 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8705 (Output_section::Input_section::u1_): Update comments.
8706 (Output_section::Input_section::u2_): Add new union member poris.
8707 (Output_section::Checkpoint_output_section): New classs definition.
8708 (Output_section::relax_input_section): New method declaration.
8709 (Output_section::checkpoint_): New data member.
8710 (Output_segment): Update comments.
8711 (Output_segment::Output_segment): Un-privatize copy constructor.
8712 (Output_segment::operator=): Un-privatize.
8713 * script-sections.cc (Output_section_element::Input_section_list):
8714 Change element type to Output_section::Simple_input_section.
8715 (Output_section_element_dot_assignment::set_section_addresses):
8716 Register output section data for relaxation clean up.
8717 (Output_data_exression::Output_data_expression): Adjust call to base
8718 constructor to fix data size.
8719 (Output_section_element_data::set_section_addresses): Register
8720 Output_data_expression object for relaxation clean up.
8721 (struct Input_section_info): Replace Relobj pointer and section index
8722 pair with Output_section::Simple_input_section and Convert struct to a
8724 (Input_section_sorter::operator()): Adjust access to
8725 Input_section_info data member to use accessors.
8726 (Output_section_element_input::set_section_addresses): Use layout
8727 parameter. Adjust code to use Output_section::Simple_input_section
8728 and Input_secction_info classes. Register filler for relaxation
8730 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8731 and section index pair with Output_section::Simple_input_section
8732 class. Adjust code accordingly.
8733 (Phdrs_element::release_segment): New method definition.
8734 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8736 (Script_sections::release_segments): New method definition.
8737 * gold/script-sections.h (Script_sections::release_segments): New
8739 * gold/target.h (Target::may_relax, Target::relax,
8740 Target::do_may_relax, Target::do_relax): New method definitions.
8742 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8744 * arm.cc (has_signed_unsigned_overflow): New function.
8745 (Arm_relocate_functions::abs8): New function.
8746 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8747 (Target_arm::Scan::global): Likewise.
8748 (Target_arm::relocate::relocate): Likewise.
8749 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8752 2009-09-16 Cary Coutant <ccoutant@google.com>
8754 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8755 * testsuite/Makefile.in: Regenerate.
8757 2009-09-11 Nick Clifton <nickc@redhat.com>
8759 * po/gold.pot: Updated by the Translation project.
8761 2009-09-08 Cary Coutant <ccoutant@google.com>
8763 * output.cc (Output_file::open): Add execute permission to empty file.
8764 * testsuite/Makefile.am (permission_test): New test.
8765 * testsuite/Makefile.in: Regenerate.
8767 2009-09-02 Ian Lance Taylor <iant@google.com>
8769 * output.cc (Output_file::resize): Call map_no_anonymous rather
8772 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8774 * gold.cc: Include "incremental.h".
8775 (queue_initial_tasks): Call Incremental_checker methods.
8776 * incremental.cc: Include "output.h".
8777 (Incremental_checker::can_incrementally_link_output_file): New
8779 * incremental.h (Incremental_checker): New class.
8781 * output.cc (Output_file::open_for_modification): New method.
8782 (Output_file::map_anonymous): Changed return type to bool. Record
8784 (Output_file::map_no_anonymous): New method, broken out of map.
8785 (Output_file::map): Use map_no_anonymous and map_anonymous.
8786 * output.h (class Output_file): Update declarations.
8788 2009-08-24 Cary Coutant <ccoutant@google.com>
8790 * options.h (Command_line::Pre_options): New class.
8791 (Command_line::pre_options): New member.
8792 * options.cc (gold::options::ready_to_register): New variable.
8793 (One_option::register_option): Do nothing if not registering options.
8794 Assert if same short option registered twice.
8795 (General_options::General_options): Turn off option registration when
8797 (Command_line::Pre_options::Pre_options): New constructor.
8799 2009-08-24 Cary Coutant <ccoutant@google.com>
8801 * options.h (General_options::no_keep_memory): Remove incorrect
8804 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8806 * Makefile.am (am__skiplex, am__skipyacc): New.
8807 * Makefile.in: Regenerate.
8809 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8811 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8812 (INCLUDES): ... this.
8813 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8814 (AM_CPPFLAGS): Renamed from ...
8815 (INCLUDE): ... this.
8816 * Makefile.in, testsuite/Makefile.in: Regenerate.
8818 * Makefile.in: Regenerate.
8819 * aclocal.m4: Likewise.
8820 * config.in: Likewise.
8821 * configure: Likewise.
8822 * testsuite/Makefile.in: Likewise.
8824 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8825 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8826 * Makefile.in: Regenerate.
8827 * testsuite/Makefile.in: Regenerate.
8829 2009-08-19 Cary Coutant <ccoutant@google.com>
8831 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8832 symbols in shared libraries overridden by hidden or internal symbols
8833 in the main program.
8835 2009-08-19 Chris Demetriou <cgd@google.com>
8837 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8838 checking source file names in error messages.
8840 2009-08-18 Doug Kwan <dougkwan@google.com>
8842 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8843 an elcpp::Ehdr as parameter. Adjust call to set_target.
8844 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8845 an elfcpp::Ehdr as parameter.
8846 * object.cc (Object::set_target): Remove the version that looks up
8847 a target and sets it.
8848 (Sized_relobj::setup): Take a Target object instead of
8849 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8850 (make_elf_sized_object): Find target and ask target to
8852 * object.h: (Object::set_target): Remove the version that looks up
8853 a target and sets it.
8854 (Sized_relobj::setup): Take a Target object instead of
8855 an elfcpp:Ehdr as parameter.
8856 * target.cc: Include dynobj.h.
8857 (Target::do_make_elf_object_implementation): New.
8858 (Target::do_make_elf_object): New.
8859 * target.h (Target::make_elf_object): New template declaration.
8860 (Target::do_make_elf_object): New method declarations.
8861 (Target::do_make_elf_object_implementation): New template declaration.
8863 2009-08-14 Ian Lance Taylor <iant@google.com>
8865 * gold.h (FUNCTION_NAME): Define.
8866 (gold_unreachable): Use FUNCTION_NAME.
8868 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8870 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8871 symbol in the --keep-unique list is not found.
8873 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8875 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8876 been maked as --keep-unique.
8877 (Icf::unfold_section): New function.
8878 * icf.h (Icf::unfold_section): New function.
8879 * options.h (General_options::keep_unique): New option.
8880 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8881 * testsuite/Makefile.in: Regenerate.
8882 * testsuite/icf_keep_unique_test.sh: New file.
8883 * testsuite/icf_keep_unique_test.cc: New file.
8885 2009-08-12 Cary Coutant <ccoutant@google.com>
8888 * resolve.cc (Symbol_table::resolve): Check for references from
8889 dynamic objects to hidden and internal symbols.
8890 * testsuite/Makefile.am (hidden_test.sh): New test.
8891 * testsuite/Makefile.in: Regenerate.
8892 * testsuite/hidden_test.sh: New script.
8893 * testsuite/hidden_test_1.c: New test source.
8894 * testsuite/hidden_test_main.c: New test source.
8896 2009-08-11 Doug Kwan <dougkwan@google.com>
8898 * arm.cc: Update comments.
8899 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8900 segment to locate the .ARM.exidx section if present.
8902 2009-08-09 Doug Kwan <dougkwan@google.com>
8904 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8907 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8908 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8911 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8913 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8914 valid tls_segment only for non-debug-section relocations.
8915 * testsuite/Makefile.am: Add gc_tls_test.
8916 * testsuite/Makefile.in: Regenerate.
8917 * testsuite/gc_tls_test.cc: New file.
8918 * testsuite/gc_tls_test.sh: New file.
8920 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8924 * Makefile.am (CCFILES): Add icf.cc.
8926 * Makefile.in: Regenerate.
8927 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8928 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8929 section, symbol and addend information for the relocs.
8930 * gold.cc (queue_middle_tasks): Call identical code folding.
8931 * gold.h: Add defines for multimap.
8932 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8933 to the call of finalize_local_symbols.
8934 * main.cc (main): Create object of class Icf.
8935 * object.cc (Sized_relobj::do_layout): Allow this function to be
8936 called twice during icf.
8937 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8938 to sections marked as identical by icf.
8939 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8941 (Sized_relobj::do_section_entsize): New function.
8942 * object.h (Object::section_entsize): New function.
8943 (Object::do_section_entsize): New pure virtual function.
8944 (Relobj::finalize_local_symbols): Add new parameter.
8945 (Relobj::do_section_entsize): New function.
8946 * options.h (General_options::icf): New option.
8947 (General_options::icf_iterations): New option.
8948 (General_options::print_icf_sections): New option.
8949 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8950 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8951 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8953 * symtab.cc (Symbol_table::is_section_folded): New function.
8954 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8955 to sections marked as identical by icf.
8956 * symtab.h (Symbol_table::set_icf): New function.
8957 (Symbol_table::icf): New function.
8958 (Symbol_table::is_section_folded): New function.
8959 (Symbol_table::icf_): New data member.
8960 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8961 * testsuite/Makefile.am: Add commands to build icf_test.
8962 * testsuite/Makefile.in: Regenerate.
8963 * testsuite/icf_test.sh: New file.
8964 * testsuite/icf_test.cc: New file.
8966 2009-07-24 Chris Demetriou <cgd@google.com>
8968 * layout.cc (is_compressible_debug_section): Fix incorrect
8969 comment about compressed section names.
8971 2009-07-20 Ian Lance Taylor <ian@airs.com>
8974 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8976 2009-07-16 Ian Lance Taylor <iant@google.com>
8979 * layout.h: #include <map>.
8980 (class Kept_section): Change from struct to class. Add accessors
8981 and setters. Add section size to Comdat_group mapping. Change
8982 Comdat_group to std::map. Add is_comdat_ field. Add
8983 linkonce_size field in union.
8984 (class Layout): Update declaration of find_or_add_kept_section.
8985 Don't declare find_kept_object.
8986 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8987 parameter. Add object, shndx, is_comdat, and is_group_name
8988 parameters. Change all callers. Adjust for new Kept_section.
8989 (Layout::find_kept_object): Remove.
8990 * object.cc (Sized_relobj::include_section_group): Update use of
8991 Kept_section. Rename secnum to shndx. Only record
8992 Kept_comdat_section if sections are the same size.
8993 (Sized_relobj::include_linkonce_section): Update use of
8994 Kept_section. Only record Kept_comdat_section if sections are the
8995 same size. Set size of linkonce section.
8996 (Sized_relobj::map_to_kept_section): Update call to
8997 get_kept_comdat_section.
8998 * object.h (class Sized_relobj): Rename fields in
8999 Kept_comdat_section to drop trailing underscores; change object
9000 field to Relobj*. Change Kept_comdat_section_table to store
9001 struct rather than pointer.
9002 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
9003 Add kept_object and kept_shndx parameters. Change all callers.
9004 (Sized_relobj::get_kept_comdat_section): Change return type to
9005 bool. Add kept_object and kept_shndx parameters. Change all
9007 * plugin.cc (Pluginobj::include_comdat_group): Update call to
9008 Layout::find_or_add_kept_section.
9010 2009-07-09 Ian Lance Taylor <iant@google.com>
9012 * merge.cc (Object_merge_map::initialize_input_to_output_map):
9013 Reserve space in the hash table.
9015 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
9017 * fileread.cc (File_read::get_mtime): New method.
9018 * fileread.h (Timespec): New structure.
9019 (File_read::get_mtime): New method.
9020 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
9021 Renamed from timestamp_nsec.
9022 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
9024 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
9026 (Incremental_inputs::report_archive): Save mtime; style fix.
9027 (Incremental_inputs::report_obejct): Save mtime; style fix.
9028 (Incremental_inputs::report_script): Save mtime; style fix.
9029 (Incremental_inputs::finalize_inputs): Style fix.
9030 (Incremental_inputs::finalize): Style fix.
9031 (Incremental_inputs::create_input_section_data): Store inputs
9033 * incremental.h (Incremental_inputs::report_script): Add mtime
9035 (Incremental_inputs::Input_info::Input_info): Intialize only one
9037 (Incremental_inputs::Input_info::archive): Move to nameless
9039 (Incremental_inputs::Input_info::obejct): Move to nameless union.
9040 (Incremental_inputs::Input_info::script): Move to nameless union.
9041 (Incremental_inputs::mtime): New field.
9042 * script.cc (read_input_script): Pass file mtime to
9044 * script.h (Script_info::inputs): Style fix.
9046 2009-07-01 Ian Lance Taylor <ian@airs.com>
9048 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
9051 2009-06-24 Ian Lance Taylor <iant@google.com>
9054 * layout.cc (Layout::choose_output_section): If we find an
9055 existing section, update the flags.
9056 (Layout::create_notes): New function, broken out of
9058 (Layout::finalize): Don't create note sections.
9059 (Layout::create_note): Don't crash if linker script discards
9061 (Layout::create_gold_note): Likewise.
9062 (Layout::create_build_id): Likewise. Don't set
9063 after_input_sections on the section.
9064 (Layout::create_executable_stack_info): Remove target parameter.
9066 * layout.h (class Layout): Declare create_notes. Update
9067 declaration of create_executable_stack_info.
9068 * gold.cc (queue_middle_tasks): Call create_notes.
9069 * output.cc (Output_section::update_flags_for_input_section): Move
9070 here from output.h. If SHF_ALLOC flag is newly set, mark address
9072 * output.h (Output_data::mark_address_invalid): New function.
9073 (class Output_section): Only declare, not define,
9074 update_flags_for_input_section. Remove set_flags.
9076 2009-06-24 Ian Lance Taylor <iant@google.com>
9078 * script-sections.cc (Output_section_definition::
9079 set_section_addresses): Rename shadowing local load_address to
9082 2009-06-24 Ian Lance Taylor <iant@google.com>
9085 * reloc.cc (relocate_sections): Skip empty relocation sections.
9087 2009-06-23 Ian Lance Taylor <iant@google.com>
9090 * layout.cc (Layout::create_note): Use choose_output_section
9091 rather than make_output_section.
9093 2009-06-23 Ian Lance Taylor <iant@google.com>
9096 * options.cc (General_options::parse_V): Set printed_version_.
9097 (General_options::General_options): Initialize printed_version_.
9098 * options.h (class General_options): Add printed_version_ field.
9099 * gold.cc (queue_initial_tasks): If there are no input files,
9100 don't give a fatal error if we printed the version information.
9101 (queue_middle_tasks): If using -r with a shared object, give a
9102 fatal error rather than an ordinary error.
9104 2009-06-23 Ian Lance Taylor <iant@google.com>
9107 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
9108 (Layout::make_output_section): Set have_stabstr_section_ if we see
9109 a .stab*str section.
9110 (Layout::finalize): Call link_stabs_sections.
9111 (Layout::link_stabs_sections): New file.
9112 * layout.h (class Layout): Add have_stabstr_section_ field.
9113 Declare link_stabs_sections.
9115 2009-06-23 Doug Kwan <dougkwan@google.com>
9117 * Makefile.am (libgold_a_LIBADD): New.
9118 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
9119 * Makefile.in: Regenerate.
9120 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
9121 * configure: Regenerate.
9122 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
9123 * fileread.cc: Include sys/state.h
9124 * gold.h: Declare memmem and strndup if found missing.
9125 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
9127 2009-06-23 Ian Lance Taylor <iant@google.com>
9129 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
9130 * configure: Rebuild.
9132 2009-06-23 Ian Lance Taylor <iant@google.com>
9135 * object.cc (Object::section_contents): Don't try to get a view if
9136 the section has length zero.
9137 (Object::handle_gnu_warning_section): If the section is empty, use
9138 the name of the section as the warning.
9140 2009-06-23 Ian Lance Taylor <iant@google.com>
9143 * stringpool.h (class Stringpool_template): Add optimize_ field.
9144 (Stringpool_template::set_optimize): New function.
9145 * stringpool.cc (Stringpool_template::Stringpool_template):
9146 Initialize optimize_ field.
9147 (Stringpool_template::set_string_offsets): Test local optimize
9148 fild rather than parameter.
9149 * layout.cc (Layout::Layout): Call set_optimize on the section
9152 2009-06-22 Ian Lance Taylor <iant@google.com>
9155 * yyscript.y: Parse TARGET.
9156 * script.cc (script_set_target): New function.
9157 * script-c.h (script_set_target): Declare.
9158 * options.cc (General_options::string_to_object_format): Rename
9159 from string_to_object_format in anonymous namespace. Change
9161 * options.h (class General_options): Declare
9162 string_to_object_format.
9164 2009-06-22 Ian Lance Taylor <iant@google.com>
9166 * script-sections.cc (Script_sections::create_segments): Don't put
9167 program headers in a PT_LOAD segment if -n or -N.
9169 2009-06-22 Ian Lance Taylor <iant@google.com>
9172 * options.h (class General_options): Add -z lazy and -z now. Sort
9173 -z options into alphabetical order.
9174 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
9176 2009-06-21 Ian Lance Taylor <iant@google.com>
9178 * layout.cc (Layout::make_output_section): Call
9179 Target::new_output_section.
9180 (Layout::attach_allocated_section_to_segment): Put large section
9181 sections in a separate load segment with the large segment flag
9183 (Layout::segment_precedes): Sort large data segments after other
9185 (align_file_offset): New static function.
9186 (Layout::set_segment_offsets): Use align_file_offset.
9187 * output.h (class Output_section): Add is_small_section_ and
9188 is_large_section_ fields.
9189 (Output_section::is_small_section): New function.
9190 (Output_section::set_is_small_section): New function.
9191 (Output_section::is_large_section): New function.
9192 (Output_section::set_is_large_section): New function.
9193 (Output_section::is_large_data_section): New function.
9194 (class Output_segment): Add is_large_data_segment_ field.
9195 (Output_segment::is_large_data_segment): New function.
9196 (Output_segment::set_is_large_data_segment): New function.
9197 * output.cc (Output_section::Output_section): Initialize new
9199 (Output_segment::Output_segment): Likewise.
9200 (Output_segment::add_output_section): Add assertion that large
9201 data sections always go in large data segments. Force small data
9202 sections to the end of the list of data sections. Force small BSS
9203 sections to the start of the list of BSS sections. For large BSS
9204 sections to the end of the list of BSS sections.
9205 * symtab.h (class Symbol): Declare is_common_shndx.
9206 (Symbol::is_defined): Check Symbol::is_common_shndx.
9207 (Symbol::is_common): Likewise.
9208 (class Symbol_table): Define enum Commons_section_type. Update
9209 declarations. Add small_commons_ and large_commons_ fields.
9210 * symtab.cc (Symbol::is_common_shndx): New function.
9211 (Symbol_table::Symbol_table): Initialize new fields.
9212 (Symbol_table::add_from_object): Put small and large common
9213 symbols in the right list.
9214 (Symbol_table::sized_finalized_symbol): Check
9215 Symbol::is_common_shndx.
9216 (Symbol_table::sized_write_globals): Likewise.
9217 * common.cc (Symbol_table::do_allocate_commons): Allocate new
9218 common symbol lists. Don't call do_allocate_commons_list if the
9220 (Symbol_table::do_allocate_commons_list): Remove is_tls
9221 parameter. Add comons_section_type parameter. Change all
9222 callers. Handle small and large common symbols.
9223 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
9224 Symbol::is_common_shndx.
9225 * resolve.cc (symbol_to_bits): Likewise.
9226 * target.h (Target::small_common_shndx): New function.
9227 (Target::small_common_section_flags): New function.
9228 (Target::large_common_shndx): New function.
9229 (Target::large_common_section_flags): New function.
9230 (Target::new_output_section): New function.
9231 (Target::Target_info): Add small_common_shndx, large_common_shndx,
9232 small_common_section_flags, and large_common_section_flags
9234 (Target::do_new_output_section): New virtual function.
9235 * arm.cc (Target_arm::arm_info): Initialize new fields.
9236 * i386.cc (Target_i386::i386_info): Likewise.
9237 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
9239 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
9240 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9241 (Target_x86_64::do_new_output_section): New function.
9242 * configure.ac: Define conditional MCMODEL_MEDIUM.
9243 * testsuite/Makefile.am (check_PROGRAMS): Add large.
9244 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
9245 (large_LDFLAGS): Define.
9246 * testsuite/large.c: New file.
9247 * testsuite/testfile.cc (Target_test::test_target_info):
9248 Initialize new fields.
9249 * configure, testsuite/Makefile.in: Rebuild.
9251 2009-06-05 Doug Kwan <dougkwan@google.com>
9253 * Makefile.am (CCFILES): Add target.cc.
9254 * Makefile.in: Regenerate.
9255 * i386.cc (class Target_i386): Define new virtual method to
9256 override do_is_local_label_name in parent.
9257 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9258 local symbols if --discard-locals or -X is given.
9259 * options.h (class General_options): Declare new options
9260 '--discard-locals' and '-X' for discarding locals.
9261 * target.h (class Target): Define new methods is_local_label_name.
9262 Declare new virtual method do_is_local_label_name.
9263 * target.cc: New file.
9264 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9265 (check_SCRIPTS): Add discard_locals_test.sh.
9266 (check_DATA): Add discard_local_tests.syms.
9267 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9268 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9269 * testsuite/Makefile.in: Regenerate.
9270 * testsuite/discard_locals_test.c: New file.
9271 * testsuite/discard_locals_test.sh: Same.
9273 2009-06-05 Doug Kwan <dougkwan@google.com>
9275 * object.cc (Sized_relobj::Sized_relobj): Initialize
9276 discarded_eh_frame_shndx_ to -1U.
9277 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9279 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9280 a discarded .eh_frame section.
9281 (Sized_relobj::do_finalize_local_symbols): Ditto.
9282 * object.h (class Sized_relobj): Declare new member
9283 discarded_eh_frame_shndx_.
9284 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9285 (local_labels_test.o, local_labels_test): New rules.
9286 * testsuite/Makefile.in: Regenerate.
9288 2009-06-04 Doug Kwan <dougkwan@google.com>
9290 * layout.cc (Layout::section_name_mapping): Add mapping for
9291 special ARM sections.
9293 2009-06-03 Doug Kwan <dougkwan@google.com>
9295 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9296 (utils::has_overflow): Same.
9298 2009-06-03 Ian Lance Taylor <iant@google.com>
9300 * layout.cc (Layout::section_name_mapping): New array, replacing
9301 Layout::linkonce_mapping.
9302 (Layout::section_name_mapping_count): New variable, replacing
9303 Layout::linkonce_mapping_count.
9304 (Layout::linkonce_output_name): Remove.
9305 (Layout::output_section_name): Rewrite.
9306 * layout.h (class Layout): Rename Linkonce_mapping to
9307 Section_name_mapping, linkonce_mapping to section_name_mapping,
9308 linkonce_mapping_count to section_name_mapping_count. Don't
9309 declare linkonce_output_name.
9311 2009-06-03 Doug Kwan <dougkwan@google.com>
9313 * gold/arm.cc (namespace utils): New.
9314 (Target_arm::reloc_is_non_pic): Define new method.
9315 (class Arm_relocate_functions): New.
9316 (Target_arm::Relocate::relocate): Handle relocation types used by
9319 2009-06-03 Ian Lance Taylor <iant@google.com>
9321 * arm.cc (Target_arm::scan::global): Use || instead of |.
9323 2009-06-02 Doug Kwan <dougkwan@google.com>
9325 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9326 issued_non_pic_error_.
9327 (class Target_arm::Scan): Declare new method check_non_pic.
9328 Define new method symbol_needs_plt_entry.
9329 Declare new data member issued_non_pic_error_.
9330 (class Target_arm::Relocate): Declare new method
9331 should_apply_static_reloc.
9332 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9333 (Target_arm::Scan::check_non_pic): Define new method.
9334 (Target_arm::Scan::local): Handle a small subset of reloc types used
9336 (Target_arm::Scan::local): Same.
9337 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9339 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9341 * incremental.cc (Incremental_inputs::report_command_line): Filter
9342 out --incremental-* options.
9344 2009-05-29 Doug Kwan <dougkwan@google.com>
9346 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9348 (class Target_arm): Update comment.
9349 (Target_arm::Target_arm): Initialize new data members GOT_,
9350 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9351 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9352 and Target_arm::rel_dyn_section.
9353 Declare new_enum Target_arm::Got_type.
9354 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9356 Update commments for member do_dynsym_value.
9357 (Target_arm::got_size, Target_arm::plt_section,
9358 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9359 new methods inside class defintion.
9360 (Target_arm::got_section): Define new method.
9361 (Target_arm::rel_dyn_section): Same.
9362 (Output_data_plt_arm): New template class.
9363 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9364 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9365 (Output_data_plt_arm::add_entry): Same.
9366 (Output_data_plt_arm::first_plt_entry): Define new
9367 static data member for PLT instruction template.
9368 (Output_data_plt_arm::plt_entry): Same.
9369 (Output_data_plt_arm::do_write): Define new method.
9370 (Target_arm::make_plt_entry): Same.
9371 (Target_arm::do_finalize_sections): Same.
9372 (Target_arm::do_dynsym_value): Same.
9374 2009-05-28 Doug Kwan <dougkwan@google.com>
9376 * Makefile.am (TARGETSOURCES): Add arm.cc.
9377 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9378 * Makefile.in: Regenerate.
9380 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9382 2009-05-26 Doug Kwan <dougkwan@google.com>
9384 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9385 (General_options::check_excluded_libs): Strip off directories in
9386 archive name before matching like GNU ld does.
9387 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9388 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9389 (exclude_libs_test_LDFLAGS): Add linker option
9390 -Wl,--exclude-libs,libexclude_libs_test_3
9391 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9392 an explicit archive without using -l.
9393 (alt/libexclude_libs_test_3.a): New make rule.
9394 * testsuite/Makefile.in: Regenerate.
9395 * testsuite/exclude_libs_test.c : Declare lib3_default().
9397 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9398 * exclude_libs_test_3.c: New file.
9400 2009-05-26 Nick Clifton <nickc@redhat.com>
9402 * po/id.po: New Indonesian translation.
9403 * po/gold.pot: Updated template file.
9405 2009-05-22 Sriraman Tallam <tmsriram@google.com>
9407 * testsuite/Makefile.am: Add -ffunction-sections to compile
9408 gc_comdat_test files. Add -Wl,--gc-sections to build
9410 * testsuite/Makefile.in: Regenerate.
9411 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9413 2009-05-21 Sriraman Tallam <tmsriram@google.com>
9415 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9416 kept comdat section was garbage collected.
9417 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9418 * testsuite/Makefile.in: Regenerate.
9419 * testsuite/gc_comdat_test.sh: New file.
9420 * testsuite/gc_comdat_test_1.cc: New file.
9421 * testsuite/gc_comdat_test_2.cc: New file.
9423 2009-05-19 Doug Kwan <dougkwan@google.com>
9425 * archive.cc (Archive::Archive): Move constructor from archive.h
9426 to here. Initialize no_export_.
9427 (Archive::get_elf_object_for_member): Set no_export flag of object.
9428 * archive.h (Archive::Archive): Move constructor body to
9430 (Archive::no_export): New method.
9431 (Archive::no_export_): New field.
9432 * object.h (Object::Object): Initialize no_export_ to false.
9433 (Object::no_export, Object::set_no_export): New methods.
9434 (Object::no_export_): New field.
9435 * options.cc (General_options::parse_exclude_libs): New method.
9436 (General_options::check_excluded_libs) Same.
9437 * options.h (exclude_libs): New option.
9438 (General_options::check_excluded_libs): New method declaration.
9439 (General_options::excluded_libs_): New field.
9440 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9441 default or protected visibility if an object has no-export flag set.
9442 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9443 (check_SCRIPTS): Add exclude_libs_test.sh.
9444 (check_DATA): Add exclude_libs_test.syms.
9445 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9446 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9447 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9448 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9449 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9450 libexclude_libs_test_2.a): New rules.
9451 * testsuite/Makefile.in: Regenerate.
9452 * testsuite/exclude_libs_test.c: New file.
9453 * testsuite/exclude_libs_test.sh: Ditto.
9454 * testsuite/exclude_libs_test_1.c: Ditto.
9455 * testsuite/exclude_libs_test_2.c: Ditto.
9457 2009-05-15 Ian Lance Taylor <iant@google.com>
9459 * configure.ac: Check for declarations for cases where libiberty.h
9460 checks HAVE_DECL_xxx.
9461 * configure, config.in: Rebuild.
9463 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9465 * gold.h (Incremental_argument_list): Remove (invalid) forward
9467 * incremental.cc (Incremental_inputs::report_achive): New method.
9468 (Incremental_inputs::report_object): New method.
9469 (Incremental_inputs::report_script): New method.
9470 (Incremental_inputs::finalize_inputs): New method.
9471 (Incremental_inputs::finalize): Call finalize_inputs().
9472 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9473 Create inputs entries.
9474 * incremental.h (Incremental_input_type): New enum.
9475 (Incremental_inputs::Incremental_input): Initialize new fields.
9476 (Incremental_inputs::report_inputs): New method.
9477 (Incremental_inputs::report_achive): New method.
9478 (Incremental_inputs::report_object): New method.
9479 (Incremental_inputs::report_script): New method.
9480 (Incremental_inputs::finalize_inputs): New method.
9481 (Incremental_inputs::Input_info): New struct.
9482 (Incremental_inputs::Input_info_map): New typedef.
9483 (Incremental_inputs::lock_): New field.
9484 (Incremental_inputs::Inputs_): New field.
9485 (Incremental_inputs::Inputs_map): New field.
9486 * main.cc (main): Call Incremental_input::report_inputs.
9487 * options.h (Input_argument_list): Typedef moved from
9489 (Input_file_group::Files): Remove, use ::Input_argument_list.
9490 (Input_file_group::Input_argument_list): Remove, use
9491 ::Input_argument_list.
9492 * plugin.cc (Plugin_manager::add_input_file): Add error in
9494 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9496 * script.cc (read_input_script): Call
9497 Incremental_input::report_script.
9498 * script.h (Script_info): New class.
9500 2009-04-27 Ian Lance Taylor <iant@google.com>
9502 * x86_64.cc (do_adjust_output_section): Set entsize to
9505 2009-04-23 Elliott Hughes <enh@google.com>
9507 * output.cc (Output_file::close): After short writes, continue
9508 writing from the correct offset in the buffer being written.
9510 2009-04-23 Chris Demetriou <cgd@google.com>
9512 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9513 * configure: Regenerate.
9514 * config.in: Regenerate.
9515 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9516 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9518 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9520 * incremental.cc (Incremental_inputs_header_data): Renamed from
9521 Incremental_input_header_data.
9522 (Incremental_inputs_header_data::data_size): New field.
9523 (Incremental_inputs_header_data::put_input_file_count): Renamed
9524 from input_file_count.
9525 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9526 from command_line_offset.
9527 (Incremental_inputs_header_data::put_reserved): Renamed from
9529 (Incremental_inputs_entry_data): Renamed from
9530 Incremental_input_entry_data.
9531 (Incremental_inputs_entry_data::data_size): New field.
9532 (Incremental_inputs::report_command_line): New method.
9533 (Incremental_inputs::finalize): New method.
9534 (Incremental_inputs::create_incremental_inputs_data): New method.
9535 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9536 * incremental.h: New file.
9537 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9538 (Layout::finalize): Create incremental inputs section in
9540 (Layout::create_incremental_info_sections): New method.
9541 * layout.h (Layout::incremental_inputs): New method.
9542 (Layout::create_incremental_info_sections): New method.
9543 (Layout::incremental_inputs_): New field.
9544 * main.cc (main): Notify Incremental_input of the command line.
9546 2009-04-01 Ian Lance Taylor <iant@google.com>
9547 Mikolaj Zalewski <mikolajz@google.com>
9549 * gold.h (reserve_unordered_map): Define, three versions, one for
9550 each version of Unordered_map.
9551 * layout.cc (Layout::Layout): Remove options parameter. Add
9552 number_of_input_files parameter. Don't initialize options_.
9553 Initialize number_of_input_files_ and resized_signatures_. Move
9554 sections_are_attached_.
9555 (Layout::layout_group): Reserve space for group_signatures_.
9556 (Layout::find_or_add_kept_section): Change name parameter to be a
9557 reference. Resize signatures_ map when it gets large enough.
9558 (Layout::layout_eh_frame): Use parameters->options() instead of
9560 (Layout::make_output_section): Likewise.
9561 (Layout::attach_allocated_section_to_segment): Likewise.
9562 (Layout::finalize, Layout::create_executable_stack): Likewise.
9563 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9564 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9565 * layout.h (class Layout): Update declarations. Remove options_
9566 field. Add number_of_input_files_ and resized_signatures_
9567 fields. Move sections_are_attached_ field.
9568 * main.cc (main): Pass number of input files to Layout
9569 constructor. Don't pass options.
9571 2009-03-30 Ian Lance Taylor <iant@google.com>
9573 * ffsll.c (ffsll): Correct implementation.
9575 2009-03-27 Ian Lance Taylor <iant@google.com>
9577 * ffsll.c: New file.
9578 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9579 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9580 * ftruncate.c (ftruncate): Declare before definition.
9581 * mremap.c (mremap): Likewise.
9582 * pread.c (pread): Likewise.
9583 * configure, Makefile.in, config.in: Rebuild.
9585 * mremap.c: New file.
9586 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9587 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9588 (mremap): Declare if HAVE_MREMAP is not defined.
9589 * configure, Makefile.in, config.in: Rebuild.
9591 2009-03-27 Cary Coutant <ccoutant@google.com>
9593 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9594 position independent.
9595 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9596 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9598 2009-03-24 Cary Coutant <ccoutant@google.com>
9600 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9602 (needs_dynamic_reloc): Likewise.
9604 2009-03-24 Ian Lance Taylor <iant@google.com>
9606 * yyscript.y (file_cmd): Recognize EXTERN.
9607 (extern_name_list, extern_name_list_body): New nonterminals.
9608 * script.cc (script_add_extern): Define.
9609 * script-c.h (script_add_extern): Declare.
9611 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
9613 * object.cc (is_elf_object): Define.
9614 * object.h (is_elf_object): Declare.
9615 * archive.cc (Archive::get_elf_object_for_member): Call
9617 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
9619 2009-03-24 Elliott Hughes <enh@google.com>
9621 * output.cc (Output_file::map_anonymous): Define.
9622 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9623 try an anonymous one. Report the size if the mmap fails.
9624 * output.h (class Output_file): Declare map_anonymous.
9626 2009-03-24 Ian Lance Taylor <iant@google.com>
9628 * target-select.cc (instantiate_target): Don't acquire the lock if
9629 the instantiated_target_ field has already been set.
9631 2009-03-23 Ian Lance Taylor <iant@google.com>
9633 * gold-threads.h (class Initialize_lock): Define.
9634 * gold-threads.cc (class Initialize_lock_once): Define.
9635 (initialize_lock_control): New static variable.
9636 (initialize_lock_pointer): New static variable.
9637 (initialize_lock_once): New static function.
9638 (Initialize_lock::Initialize_lock): Define.
9639 (Initialize_lock::initialize): Define.
9640 * target-select.h: Include "gold-threads.h".
9641 (class Target_selector): Add lock_ and initialize_lock_ fields.
9642 Don't define instantiate_target, just declare it.
9643 * target-select.cc (Target_selector::Target_selector): Initialize
9645 (Target_selector::instantiate_target): Define.
9646 * descriptors.h: Include "gold-threads.h".
9647 (class Descriptors): Add initialize_lock_ field.
9648 * descriptors.cc (Descriptors::Descriptors): Initialize new
9650 (Descriptors::open): Use initialize_lock_ field
9651 * errors.h (class Errors): Add initialize_lock_ field.
9652 * errors.cc (Errors::Errors): Initialize new field.
9653 (Errors::initialize_lock): Use initialize_lock_ field.
9654 * powerpc.cc (class Target_selector_powerpc): Remove
9655 instantiated_target_ field. In do_recognize call
9656 instantiate_target rather than do_instantiate_target. In
9657 do_instantiate_target just allocate a new target.
9658 * sparc.cc (class Target_selector_sparc): Likewise.
9660 * freebsd.h: New file.
9661 * i386.cc: Include "freebsd.h".
9662 (Target_i386): Derive from Target_freebsd rather than
9664 (Target_selector_i386): Derive from Target_selector_freebsd rather
9665 than Target_selector.
9666 * x86_64.cc: Include "freebsd.h".
9667 (Target_x86_64): Derive from Target_freebsd rather than
9669 (Target_selector_x86_64): Derive from Target_selector_freebsd
9670 rather than Target_selector.
9671 * target.h (class Target): Add adjust_elf_header and
9672 do_adjust_elf_header.
9673 * output.cc (Output_file_header:: do_sized_write): Call target
9674 adjust_elf_header routine.
9675 * configure.tgt: Set targ_osabi.
9676 * configure.ac: Define GOLD_DEFAULT_OSABI.
9677 * parameters.cc (Parameters::default_target): Pass
9678 GOLD_DEFAULT_OSABI to select_target.
9679 * target-select.h (class Target_selector): Make instantiate_target
9680 protected rather than private.
9681 * Makefile.am (HFILES): Add freebsd.h.
9682 * configure, Makefile.in, config.in: Rebuild.
9684 * merge.cc (do_add_input_section): Correct pend value. Change
9685 message about last entry not being null terminated from error to
9688 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9690 * incremental.cc: New file.
9691 * Makefile.am (CCFILES): Add incremental.cc.
9692 * Makefile.in: Rebuild.
9694 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9696 * layout.cc (Layout::output_section_name): Preserve names
9697 of '.note.' sections.
9699 2009-03-19 Ian Lance Taylor <iant@google.com>
9701 * descriptors.cc (Descriptors::open): Check that the options are
9702 valid before using them.
9704 2009-03-18 Ian Lance Taylor <iant@google.com>
9706 * script-sections.h: Include <list>.
9707 (class Script_sections): Change Sections_elements from std::vector
9708 to std::list. Typedef public Elements_iterator. Add
9709 orphan_section_placement_, data_segment_align_start_, and
9710 saw_data_segment_align_ fields. Remove data_segment_align_index_
9712 * script-sections.cc (class Orphan_section_placement): New class.
9713 (class Sections_element): Add virtual functions is_relro and
9714 orphan_section_init. Remove virtual function place_orphan_here.
9715 (class Output_section_definition): Add is_relro and
9716 orphan_section_init. Remove place_orphan_here.
9717 (class Orphan_output_section): Likewise.
9718 (Script_sections::Script_sections): Update for field changes.
9719 (Script_sections::data_segment_align): Set saw_data_segment_align_
9720 and data_segment_align_start_, not data_segment_align_index.
9721 (Script_sections::data_segment_relro_end): Check
9722 saw_data_segment_align_. Use data_segment_align_start_ rather
9723 than data_segment_align_index_.
9724 (Script_sections::place_orphan): Rewrite to use
9725 Orphan_section_placement.
9727 2009-03-17 Ian Lance Taylor <iant@google.com>
9729 * archive.cc (Archive::add_symbols): Check for a version attached
9730 to the symbol name in the archive map.
9731 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9732 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9733 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9734 (ver_test_11.a): New target.
9735 * testsuite/Makefile.in: Rebuild.
9737 * configure.ac: Check for chsize and posix_fallocate. Replace
9739 * ftruncate.c: New file, from gnulib.
9740 * output.cc (posix_fallocate): Define dummy version if not
9741 HAVE_POSIX_FALLOCATE.
9742 (Output_file::map): Call posix_fallocate rather than lseek and
9744 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9745 * configure, Makefile.in, config.in: Rebuild.
9747 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9749 * layout.h (Layout::create_note): Add section_name parameter.
9750 * layout.cc (Layout::create_note): Likewise.
9751 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9753 2009-03-17 Ian Lance Taylor <iant@google.com>
9755 * descriptors.cc: Include "options.h".
9756 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9757 (Descriptors::open): Always use O_CLOEXEC when opening a new
9758 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9759 then set FD_CLOEXEC.
9761 * sparc.cc (class Target_sparc): Add has_got_section.
9762 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9763 make sure we have a GOT section.
9765 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9766 (Target_sparc::Scan::local): Likewise.
9767 (Target_sparc::Scan::global): Likewise.
9768 (Target_sparc::Relocate::relocate): Likewise.
9769 (Target_sparc::Relocate::relocate_tls): Likewise.
9771 * symtab.cc (Symbol_table::define_default_version): New function,
9772 broken out of add_from_object.
9773 (Symbol_table::add_from_object): Call define_default_version.
9774 (Symbol_table::define_special_symbol): Add resolve_oldsym
9775 parameter. Change all callers. If the version for a symbol comes
9776 from a version script, resolve it with the symbol with the same
9777 name with no version. Also add the symbol without a version if
9779 (do_define_in_output_data): If resolving with oldsym, don't delete
9781 (do_define_in_output_segment): Likewise.
9782 (do_define_as_constant): Likewise.
9783 * symtab.h (class Symbol_table): Update declarations.
9785 2009-03-13 Ian Lance Taylor <iant@google.com>
9787 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9788 (Read_symbols::requeue): New function.
9789 (Read_symbols::do_read_symbols): If make_elf_object fails because
9790 the target type is not configured, and the file was searched for,
9791 issue a warning and retry with the next directory.
9792 (Add_symbols::run): If the file has an incompatible format, and
9793 it was searched for, requeue the Read_symbols task. On error,
9795 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9796 dirindex parameter to constructor. Change all callers. Declare
9797 incompatible_warning and requeue.
9798 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9799 input_argument_ and input_group_ fields. Add them to
9800 constructor. Change all callers.
9801 (class Read_script): Add dirindex_ field. Add it to constructor.
9803 * archive.cc (Archive::setup): Remove input_objects parameter.
9805 (Archive::get_file_and_offset): Likewise.
9806 (Archive::read_all_symbols): Likewise.
9807 (Archive::read_symbols): Likewise.
9808 (Archive::get_elf_object_for_member): Remove input_objects
9809 parameter. Add punconfigured parameter. Change all callers.
9810 (Archive::add_symbols): Change return type to bool. Check return
9811 value of include_member.
9812 (Archive::include_all_members): Likewise.
9813 (Archive::include_member): Change return type to bool. Return
9814 false if first included object has incompatible target. Set
9815 included_member_ field.
9816 (Add_archive_symbols::run): If add_symbols returns false, requeue
9818 * archive.h (class Archive): Add included_member_ field.
9819 Initialize it in constructor. Add input_file and searched_for
9820 methods. Update declarations.
9821 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9822 input_argument_ fields. Add them to constructor. Change all
9824 * script.cc: Include "target-select.h".
9825 (class Parser_closure): Add skip_on_incompatible_target_ and
9826 found_incompatible_target_ fields. Add
9827 skip_on_incompatible_target parameter to constructor. Change all
9828 callers. Add methods skip_on_incompatible_target,
9829 clear_skip_on_incompatible_target, found_incompatible_target, and
9830 set_found_incompatible_target.
9831 (read_input_script): Add dirindex parameter. Change all callers.
9832 If parser finds an incompatible target, requeue Read_symbols
9834 (script_set_symbol): Clear skip_on_incompatible_target in
9836 (script_add_assertion, script_parse_option): Likewise.
9837 (script_start_sections, script_add_phdr): Likewise.
9838 (script_check_output_format): New function.
9839 * script.h (read_input_script): Update declaration.
9840 * script-c.h (script_check_output_format): Declare.
9841 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9842 (ignore_cmd): Remove OUTPUT_FORMAT.
9843 * fileread.cc (Input_file::Input_file): Add explicit this.
9844 (Input_file::will_search_for): New function.
9845 (Input_file::open): Add pindex parameter. Change all callers.
9846 * fileread.h (class Input_file): Add input_file_argument method.
9847 Declare will_search_for. Update declarations.
9848 * object.cc (make_elf_object): Add punconfigured parameter.
9850 * object.h (class Object): Make input_file public. Add
9851 searched_for method.
9852 (make_elf_object): Update declaration.
9853 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9855 * dirsearch.h (class Dirsearch): Update declaration.
9856 * options.h (class General_options): Add --warn-search-mismatch.
9857 * parameters.cc (Parameters::is_compatible_target): New function.
9858 * parameters.h (class Parameters): Declare is_compatible_target.
9859 * workqueue.cc (Workqueue::add_blocker): New function.
9860 * workqueue.h (class Workqueue): Declare add_blocker.
9862 * fileread.cc (Input_file::open): Remove options parameter.
9864 (Input_file::open_binary): Likewise.
9865 * script.cc (read_input_script): Likewise.
9866 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9867 options parameter from constructor. Change all callers.
9868 (class Read_script): Likewise.
9869 * fileread.h (class Input_file): Update declarations.
9870 * script.h (read_input_script): Update declaration.
9872 2009-03-10 Nick Clifton <nickc@redhat.com>
9874 * po/es.po: New Spanish translation.
9876 2009-03-06 Cary Coutant <ccoutant@google.com>
9878 * options.cc (parse_short_option): Keep dash_z from registering itself.
9880 2009-03-03 Ian Lance Taylor <iant@google.com>
9883 * target-reloc.h (relocate_section): Pass output_section to
9885 * i386.cc (Target_i386::should_apply_static_reloc): Add
9886 output_section parameter. Change all callers.
9887 (Target_i386::Relocate::relocate): Add output_section parameter.
9888 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9889 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9890 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9891 * testsuite/two_file_shared.sh: New script.
9892 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9893 (check_DATA): Add two_file_shared.dbg.
9894 (two_file_shared.dbg): New target.
9895 * testsuite/Makefile.in: Rebuild.
9897 2009-03-01 Ian Lance Taylor <iant@google.com>
9899 * configure.ac: Check for byteswap.h.
9900 * configure: Rebuild.
9901 * config.in: Rebuild.
9903 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9905 * layout.cc (Layout::find_or_add_kept_section): New function.
9906 (Layout::add_comdat): Removed.
9907 * layout.h (struct Kept_section): Move out of class Layout.
9908 Remove trailing underscores from field names. Add group_sections
9909 field. Rename group_ field to is_group. Change all uses.
9910 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9911 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9912 comdat_groups_ field.
9913 (Sized_relobj::include_section_group): Use
9914 find_or_add_kept_section and Kept_section::group_sections.
9915 (Sized_relobj::include_linkonce_section): Likewise.
9916 * object.cc (class Sized_relobj): Don't define Comdat_group or
9917 Comdat_group_table. Remove find_comdat_group and
9918 add_comdat_group. Remove comdat_groups_ field.
9919 * plugin.cc (include_comdat_group): Use
9920 Layout::find_or_add_kept_section.
9922 2009-02-28 Ian Lance Taylor <iant@google.com>
9924 * README: --gc-sections and map files are now supported. Document
9925 some build requirements.
9928 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9929 relocatable link set the value of the section symbol to zero.
9930 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9931 relocatable link don't include the section address in the local
9934 2009-02-27 Ian Lance Taylor <iant@google.com>
9937 * options.h (class Search_directory): Add is_system_directory.
9938 (class General_options): Declare is_in_system_directory.
9939 * options.cc (get_relative_sysroot): Make static.
9940 (get_default_sysroot): Make static.
9941 (General_optoins::is_in_system_directory): New function.
9942 * fileread.cc (Input_file::is_in_system_directory): New function.
9943 * fileread.h (class Input_file): Declare is_in_system_directory.
9944 * object.h (class Object): Add is_in_system_directory.
9945 (class Input_objects): Remove system_library_directory_ field.
9946 * object.cc (Input_objects::add_object): Don't set
9947 system_library_directory_.
9948 (input_objects::found_in_system_library_directory): Remove.
9949 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9950 parameter. Change all callers.
9951 (Symbol_table::sized_write_globals): Likewise.
9952 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9953 Call Object::is_in_system_directory.
9954 * symtab.h (class Symbol_table): Update declarations.
9957 * descriptors.h (Open_descriptor): Add is_on_stack field.
9958 * descriptors.cc (Descriptors::open): If the descriptor is on the
9959 top of the stack, remove it. Initialize is_on_stack field.
9960 (Descriptors::release): Only add pod to stack if it is not on the
9962 (Descriptors::close_some_descriptor): Clear stack_next and
9966 * output.cc (Output_section::find_starting_output_address): Rename
9967 from starting_output_address; add PADDR parameter; change return
9969 * output.h (class Output_section): Declare
9970 find_starting_output_address instead of starting_output_address.
9971 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9972 section symbol for which we can't find a merge section.
9975 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9976 hidden or internal, force the symbol to be local.
9977 * resolve.cc (Symbol::override_visibility): Define.
9978 (Symbol::override_base): Use override_visibility.
9979 (Symbol_table::resolve): Likewise.
9980 (Symbol::override_base_with_special): Likewise.
9981 (Symbol_table::override_with_special): If the visibility is hidden
9982 or internal, force the symbol to be local.
9983 * symtab.h (class Symbol): Add set_visibility and
9984 override_visibility.
9985 * testsuite/ver_test_1.sh: New file.
9986 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9987 (check_DATA): Add ver_test_1.syms.
9988 (ver_test_1.syms): New target.
9989 * testsuite/Makefile.in: Rebuild.
9991 2009-02-25 Cary Coutant <ccoutant@google.com>
9993 * layout.cc (Layout::choose_output_section): Don't rename sections
9994 when using a linker script that has a SECTIONS clause.
9995 * Makefile.in: Regenerate.
9997 * testsuite/Makefile.am (script_test_5.sh): New test case.
9998 * testsuite/Makefile.in: Regenerate.
9999 * testsuite/script_test_5.cc: New file.
10000 * testsuite/script_test_5.sh: New file.
10001 * testsuite/script_test_5.t: New file.
10003 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
10005 * archive.cc (Archive::include_member): Update calls to add_symbols.
10006 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
10007 the Layout argument.
10008 * dynobj.h (do_add_symbols): Add the Layout argument.
10009 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
10011 * object.h (Object::add_symbols): Add the Layout argument.
10012 (Object::do_add_symbols): Add the Layout argument.
10013 (Sized_relobj::do_add_symbols): Add the Layout argument.
10014 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
10015 Unify the two versions.
10016 (Add_plugin_symbols): Remove.
10017 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
10018 (Sized_pluginobj::do_add_symbols): Unify the two versions.
10019 (Add_plugin_symbols): Remove.
10020 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
10021 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
10022 (Add_symbols::run): Make it work with Pulginobj.
10024 2009-02-06 Ian Lance Taylor <iant@google.com>
10026 * object.cc (Sized_relobj::do_layout): Make info message start
10027 with lower case letter.
10029 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
10031 * binary.cc: Fix file comment.
10033 * options.h (enum Incremental_disposition): Define.
10034 (class General_options): Add new options: --incremental,
10035 --incremental_changed, --incremental_unchanged,
10036 --incremental_unknown. Add incremental_disposition_ and
10037 implicit_incremental_ fields.
10038 (General_options::incremental_disposition): New function.
10039 (class Position_dependent_options): Add incremental_disposition
10041 (Position_dependent_options::copy_from_options): Set incremental
10043 * options.cc (General_options::parse_incremental_changed): New
10045 (General_options::parse_incremental_unchanged): New function.
10046 (General_options::parse_incremental_unknown): New function.
10047 (General_options::General_options): Initialize new fields
10048 incremental_disposition_ and implicit_incremental_.
10049 (General_options::finalize): Check for uasge of --incremental-*
10050 without --incremental.
10052 2009-02-06 Chris Demetriou <cgd@google.com>
10054 * gold.h (gold_undefined_symbol): Change to take only a Symbol
10055 pointer and to report location as the file name associated with
10057 (gold_undefined_symbol_at_location): New function to replace the
10058 old gold_undefined_symbol functionality.
10059 * target-reloc.h (relocate_section): Update to use
10060 gold_undefined_symbol_at_location.
10061 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10062 Call gold_undefined_symbol function rather than gold_error.
10063 * errors.h (Errors::undefined_symbol): Take location as a
10064 string, rather than calculating it from a relocation.
10065 * errors.cc (Errors::fatal): Print "fatal error:" before the
10067 (Errors::error, Errors::error_at_location): Print "error: "
10068 before the formatted message.
10069 (Errors::undefined_symbol): Take location as a string, rather
10070 than calculating it from a relocation.
10071 (gold_undefined_symbol_at_location): New function akin to
10072 old gold_undefined_symbol, calculates location from relocation.
10073 (gold_undefined_symbol): Change to take only a Symbol pointer
10074 and to report location as the file name associated with the symbol.
10075 * testsuite/debug_msg.sh: Update for changed error messages.
10076 * testsuite/undef_symbol.sh: Likewise.
10078 2009-02-04 Duncan Sands <baldrick@free.fr>
10081 * reduced_debug_output.h
10082 (Output_reduced_debug_abbrev_section::failed): Use format for
10084 (Output_reduced_debug_info_section::faild): Likewise.
10086 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
10088 * script.cc (Lazy_demangler): New class.
10089 (Version_script_info::get_symbol_version_helper): Demangle a
10092 2009-01-29 Cary Coutant <ccoutant@google.com>
10094 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
10096 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10098 2009-01-28 Ian Lance Taylor <iant@google.com>
10100 * version.cc (version_string): Bump to 1.9.
10102 * gold.h: Include <cstring> and <stdint.h>.
10103 * version.cc: Include <cstdio>.
10104 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
10106 * reduced_debug_output.cc (insert_into_vector): Rename from
10107 Insert_into_vector; change all callers. Use Swap_unaligned to
10108 avoid aliasing issue; remove union since it is unnecessary.
10110 2009-01-27 Sriraman Tallam <tmsriram@google.com>
10112 * Makefile.am (CCFILES): Add gc.cc.
10113 (HFILES): Add gc.h.
10114 * Makefile.in: Regenerate.
10115 * gold.cc (Gc_runner): New class.
10116 (queue_initial_tasks): Call garbage collection related tasks
10117 when corresponding options are invoked.
10118 (queue_middle_gc_tasks): New function.
10119 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
10120 processed early before laying out sections during garbage collection.
10121 * gold.h (queue_middle_gc_tasks): New function.
10122 (is_prefix_of): Move from "layout.cc".
10123 * i386.cc (Target_i386::gc_process_relocs): New function.
10124 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
10125 * main.cc (main): Create object of class "Garbage_collection".
10126 * object.cc (Relobj::copy_symbols_data): New function.
10127 (Relobj::is_section_name_included): New function.
10128 (Sized_relobj::do_layout): Allow this function to be called twice
10129 during garbage collection and defer layout of section during the
10131 * object.h (Relobj::get_symbols_data): New function.
10132 (Relobj::is_section_name_included): New function.
10133 (Relobj::copy_symbols_data): New function.
10134 (Relobj::set_symbols_data): New function.
10135 (Relobj::get_relocs_data): New function.
10136 (Relobj::set_relocs_data): New function.
10137 (Relobj::is_output_section_offset_invalid): New pure virtual function.
10138 (Relobj::gc_process_relocs): New function.
10139 (Relobj::do_gc_process_relocs): New pure virtual function.
10140 (Relobj::sd_): New data member.
10141 (Sized_relobj::is_output_section_offset_invalid): New function.
10142 (Sized_relobj::do_gc_process_relocs): New function.
10143 * options.h (General_options::gc_sections): Modify to not be a no-op.
10144 (General_options::print_gc_sections): New option.
10145 * plugin.cc (Plugin_finish::run): Remove function call to
10146 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
10147 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
10148 * reloc.cc (Read_relocs::run): Add task to process relocs and
10149 determine unreferenced sections when doing garbage collection.
10150 (Gc_process_relocs): New class.
10151 (Sized_relobj::do_gc_process_relocs): New function.
10152 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
10153 sections that are garbage collected.
10154 * reloc.h (Gc_process_relocs): New class.
10155 * sparc.cc (Target_sparc::gc_process_relocs): New function.
10156 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
10157 symbols whose corresponding sections are garbage collected.
10158 (Symbol_table::Symbol_table): Add new parameter for the garbage
10160 (Symbol_table::gc_mark_undef_symbols): New function.
10161 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10162 (Symbol_table::gc_mark_dyn_syms): New function.
10163 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
10165 (Symbol_table::add_from_object): Likewise.
10166 (Symbol_table::add_from_relobj): When building shared objects, do not
10167 treat externally visible symbols as garbage.
10168 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
10169 table information for static and relocatable links.
10170 * symtab.h (Symbol_table::set_gc): New function.
10171 (Symbol_table::gc): New function.
10172 (Symbol_table::gc_mark_undef_symbols): New function.
10173 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10174 (Symbol_table::gc_mark_dyn_syms): New function.
10175 (Symbol_table::gc_): New data member.
10176 * target.h (Sized_target::gc_process_relocs): New pure virtual
10178 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
10179 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
10181 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
10183 * options.h (General_options::gc_sections): Define as a no-op for now.
10184 (General_options::no_keep_memory): Ditto.
10185 (General_options::Bshareable): Define.
10186 * options.cc (General_options::finalize): Honor -Bshareable.
10188 2009-01-20 Andreas Schwab <schwab@suse.de>
10190 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
10191 read the value in the contents, since we don't use it. Use the
10192 template endianness when writing.
10193 (Relocate::relocate): Use it for R_PPC_REL16_HA.
10195 2009-01-19 Andreas Schwab <schwab@suse.de>
10197 * configure.tgt (powerpc64-*): Fix targ_obj.
10199 2009-01-15 Ian Lance Taylor <iant@google.com>
10201 * object.cc (Sized_relobj::write_local_symbols): Don't write out
10202 local symbols when stripping all symbols.
10204 2009-01-14 Cary Coutant <ccoutant@google.com>
10206 * output.cc (Output_reloc): Add explicit instantiations.
10208 2009-01-14 Cary Coutant <ccoutant@google.com>
10210 * archive.cc (Archive::get_elf_object_for_member): Remove call
10211 to File_read::claim_for_plugin.
10212 * descriptors.cc (Descriptors::open): Remove reference to
10214 (Descriptors::claim_for_plugin): Remove.
10215 * descriptors.h (Descriptors::claim_for_plugin): Remove.
10216 (Descriptors::is_claimed): Remove.
10217 (claim_descriptor_for_plugin): Remove.
10218 * fileread.cc (File_read::claim_for_plugin): Remove.
10219 * fileread.h (File_read::claim_for_plugin): Remove.
10220 (File_read::descriptor): Reopen descriptor if necessary.
10221 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
10222 (Plugin_manager::all_symbols_read): Add task parameter. Change
10224 (Plugin_manager::get_input_file): New function.
10225 (Plugin_manager::release_input_file): New function.
10226 (Pluginobj::Pluginobj): Add filesize parameter and initialize
10227 corresponding data member.
10228 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
10229 and pass to base constructor. Change all callers.
10230 (get_input_file, release_input_file): New functions.
10231 (make_sized_plugin_object): Add filesize parameter. Change all callers.
10232 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
10233 (Plugin_manager::all_symbols_read): Add task parameter.
10234 (Plugin_manager::get_input_file): New function.
10235 (Plugin_manager::release_input_file): New function.
10236 (Plugin_manager::task_): New data member.
10237 (Pluginobj::Pluginobj): Add filesize parameter.
10238 (Pluginobj::filename): New function.
10239 (Pluginobj::descriptor): New function.
10240 (Pluginobj::filesize): New function.
10241 (Pluginobj::filesize_): New data member.
10242 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
10243 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
10244 File_read::claim_for_plugin; use Object::unlock to unlock the file.
10246 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
10247 with archive libraries.
10248 * testsuite/Makefile.in: Regenerate.
10249 * testsuite/plugin_test.c (struct sym_info): New type.
10250 (get_input_file, release_input_file): New static variables.
10251 (onload): Capture new transfer vector entries.
10252 (claim_file_hook): Stop reading at end of file according to filesize.
10253 Factor out parsing of readelf output into separate function.
10254 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10255 APIs and get the source file name from the symbol table. Convert
10256 source file name to corresponding object file name. Print info
10257 message when adding new input files.
10258 (parse_readelf_line): New function.
10259 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10260 * testsuite/plugin_test_2.sh: Likewise.
10261 * testsuite/plugin_test_3.sh: Likewise.
10262 * testsuite/plugin_test_4.sh: New test case.
10264 2009-01-07 Ian Lance Taylor <iant@google.com>
10266 * version.cc (version_string): Bump to 1.8.
10268 2008-12-23 Cary Coutant <ccoutant@google.com>
10270 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10271 * plugin.cc (Plugin_manager::finish): Rename as
10272 layout_deferred_objects. Move cleanup to separate function.
10273 (Plugin_manager::cleanup): New function.
10274 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10276 * plugin.h (Plugin_manager::finish): Rename as
10277 layout_deferred_objects.
10278 (Plugin_manager::cleanup): New function.
10279 (Plugin_manager::cleanup_done): New field.
10281 2008-12-23 Cary Coutant <ccoutant@google.com>
10283 * plugin.cc (is_visible_from_outside): New function.
10284 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10285 so we don't return "IR only" status for exported symbols or -r links.
10287 * testsuite/Makefile.am (plugin_test_3): New test case.
10288 * testsuite/Makefile.in: Regenerate.
10289 * testsuite/plugin_test_3.sh: New file.
10291 2008-12-22 Cary Coutant <ccoutant@google.com>
10293 * object.cc (Sized_relobj::layout_section): New function.
10294 (Sized_relobj::do_layout): Defer layout of input sections until after
10295 plugin has provided replacement files.
10296 (Sized_relobj::do_layout_deferred_sections): New function.
10297 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10298 (Relobj::layout_deferred_sections): New function.
10299 (Relobj::do_layout_deferred_sections): New function.
10300 (Sized_relobj::do_layout_deferred_sections): New function.
10301 (Sized_relobj::layout_section): New function.
10302 (Sized_relobj::Deferred_layout): New structure.
10303 (Sized_relobj::deferred_layout_): New field.
10304 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10305 Change all callers. Layout deferred sections.
10306 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10308 (Plugin_hook::run): Move code from do_plugin_hook inline.
10309 (Plugin_hook::do_plugin_hook): Remove.
10310 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10311 (Plugin_manager::finish): Renamed, was cleanup.
10312 (Plugin_manager::should_defer_layout): New function.
10313 (Plugin_manager::add_deferred_layout_object): New function.
10314 (Plugin_manager::Deferred_layout_list): New type.
10315 (Plugin_manager::deferred_layout_objects_): New field.
10316 (Plugin_hook::do_plugin_hook): Remove.
10318 2008-12-17 Ian Lance Taylor <iant@google.com>
10320 * options.h (class General_options): Add --no case for
10323 2008-12-16 Cary Coutant <ccoutant@google.com>
10325 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10327 (Plugin_manager::claim_file): Create plugin object even if
10328 plugin did not call the add_symbols callback.
10329 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10330 asking for more symbols than were added.
10331 * testsuite/Makefile.am (plugin_test_1): Add test case with
10333 (empty.syms): New target.
10334 * testsuite/Makefile.in: Regenerate.
10335 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10336 message. Don't call add_symbols if no globals.
10337 (all_symbols_read_hook): Don't provide replacement for empty
10340 2008-12-12 Ian Lance Taylor <iant@google.com>
10342 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10343 r_type == 0 for a local symbol with r_sym == 0.
10344 (scan_relocatable_relocs): Pass r_sym to
10345 local_non_section_strategy.
10346 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10349 * configure.ac: Update test for TLS descriptors: they are
10350 supported as of glibc 2.9.
10351 * configure: Rebuild.
10353 2008-12-11 Ian Lance Taylor <iant@google.com>
10356 * target-reloc.h (Default_scan_relocatable_relocs): For each
10357 function, map r_type == 0 to RELOC_DISCARD.
10359 2008-12-10 Cary Coutant <ccoutant@google.com>
10361 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10362 object to override a kept COMDAT group from a plugin object.
10364 2008-12-09 Ian Lance Taylor <iant@google.com>
10367 * yyscript.y (file_cmd): Handle INPUT.
10369 * testsuite/initpri1.c: Change all declarations to be full
10370 prototypes by adding void, to avoid compiler warnings.
10372 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
10374 * options.cc (General_options::parse_plugin_opt): New.
10375 (General_options::add_plugin): The argument now is just the filename.
10376 (General_options::add_plugin_option): New.
10377 * options.h (plugin_opt): New.
10378 (add_plugin): Change argument name.
10379 (add_plugin_option): New.
10380 * plugin.cc (Plugin::load): Don't parse the plugin option.
10381 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10382 (Plugin::add_option): New.
10383 (Plugin::args_): Change type.
10384 (Plugin::filename_): New.
10385 (Plugin_manager::add_plugin_option): New.
10386 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10387 * testsuite/Makefile.in: Regenerate.
10389 2008-12-05 Cary Coutant <ccoutant@google.com>
10391 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10392 Handle --strip-lto-sections option.
10393 * options.h (strip_lto_sections): New option.
10395 2008-12-01 Cary Coutant <ccoutant@google.com>
10397 * plugin.cc (ld_plugin_message): Change format parameter to const.
10398 Fix mismatch between new[] and delete.
10400 2008-11-14 Cary Coutant <ccoutant@google.com>
10402 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10405 2008-11-05 Craig Silverstein <csilvers@google.com>
10407 * options.cc (General_options::parse_dynamic_list): New function.
10408 * options.h (General_options): New flags dynamic_list,
10409 dynamic_list_data, dynamic_list_cpp_new, and
10410 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10411 (General_options::in_dynamic_list): New function.
10412 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10413 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10414 (Lex::can_continue_name): Likewise.
10416 (read_script_file): New parameter script_options.
10417 (read_dynamic_list): New function.
10418 (Script_options::define_dynamic_list): New function.
10419 (dynamic_list_keyword_parsecodes): New variable.
10420 (dynamic_list_keywords): New variable.
10421 * script.h (Script_options::define_dynamic_list): New function
10423 (read_dynamic_list): New function prototype.
10424 * symtab.cc (strprefix): New macro.
10425 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10426 dynamic_list_data, dynamic_list_cpp_new, and
10427 dynamic_list_cpp_typeinfo.
10428 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10429 (dynamic_list_expr): New rule.
10430 (dynamic_list_nodes): Likewise.
10431 (dynamic_list_node): Likewise.
10432 * testsuite/Makefile.am (dynamic_list): New test.
10433 * testsuite/Makefile.in: Regenerated.
10434 * testsuite/dynamic_list.t: New file.
10435 * testsuite/dynamic_list.sh: New file.
10437 2008-11-05 Craig Silverstein <csilvers@google.com>
10439 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10440 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10441 (t11_last): Likewise.
10442 * testsuite/ver_test_6.c (main): Likewise.
10444 2008-10-07 Cary Coutant <ccoutant@google.com>
10446 * options.c (General_options::finalize): Add check for -static and
10448 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10451 2008-10-02 Cary Coutant <ccoutant@google.com>
10453 * plugin.cc (make_sized_plugin_object): Fix conditional
10454 compilation to work when not all targets are enabled.
10456 2008-09-29 Cary Coutant <ccoutant@google.com>
10458 * archive.cc (Archive::get_file_and_offset): Use filename instead
10459 of name to get library path.
10460 (Archive::include_member): Unlock external member of a thin archive.
10462 * testsuite/Makefile.am (TEST_AR): New variable.
10463 (thin_archive_test_1): New test.
10464 (thin_archive_test_2): New test.
10465 * testsuite/Makefile.in: Regenerate.
10466 * testsuite/thin_archive_main.cc: New file.
10467 * testsuite/thin_archive_test_1.cc: New file.
10468 * testsuite/thin_archive_test_2.cc: New file.
10469 * testsuite/thin_archive_test_3.cc: New file.
10470 * testsuite/thin_archive_test_4.cc: New file.
10472 2008-09-29 Cary Coutant <ccoutant@google.com>
10474 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10475 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10477 (Sized_relobj::do_finalize_local_symbols): Likewise.
10478 (Sized_relobj::map_to_kept_section): Likewise.
10479 * object.h (Sized_relobj::invalid_address): New constant.
10480 (Sized_relobj::do_output_section_offset): Check for invalid_address
10482 * output.cc (Output_reloc::local_section_offset): Use constant
10483 invalid_address instead of -1U.
10484 (Output_reloc::get_address): Likewise.
10485 (Output_section::output_address): Change -1U to -1ULL.
10486 * output.h (Output_reloc::invalid_address): New constant.
10487 * reloc.cc (Sized_relobj::write_sections): Use constant
10488 invalid_address instead of -1U.
10489 (Sized_relobj::relocate_sections): Likewise.
10490 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10491 values for merge sections.
10492 * target-reloc.h (relocate_for_relocatable): Use constant
10493 invalid_address instead of -1U.
10495 2008-09-19 Cary Coutant <ccoutant@google.com>
10497 Add plugin functionality for link-time optimization (LTO).
10498 * configure.ac (plugins): Add --enable-plugins option.
10499 * configure: Regenerate.
10500 * config.in: Regenerate.
10501 * Makefile.am (LIBDL): New variable.
10502 (CCFILES): Add plugin.cc.
10503 (HFILES): Add plugin.h.
10504 (ldadd_var): Add LIBDL.
10505 * Makefile.in: Regenerate.
10507 * archive.cc: Include "plugin.h".
10508 (Archive::setup): Don't preread archive symbols when using a plugin.
10509 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10510 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10512 (Archive::include_member): Add symbols from plugin objects.
10513 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10514 * descriptors.cc (Descriptors::open): Check for file descriptors
10515 abandoned by plugins.
10516 (Descriptors::claim_for_plugin): New function.
10517 * descriptors.h (Descriptors::claim_for_plugin): New function.
10518 (Open_descriptor::is_claimed): New field.
10519 (claim_descriptor_for_plugin): New function.
10520 * fileread.cc (File_read::claim_for_plugin): New function.
10521 * fileread.h (File_read::claim_for_plugin): New function.
10522 (File_read::descriptor): New function.
10523 * gold.cc: Include "plugin.h".
10524 (queue_initial_tasks): Add task to call plugin hooks for generating
10526 * main.cc: Include "plugin.h".
10527 (main): Load plugin libraries.
10528 * object.h (Pluginobj): Declare.
10529 (Object::pluginobj): New function.
10530 (Object::do_pluginobj): New function.
10531 (Object::set_target): New function.
10532 * options.cc: Include "plugin.h".
10533 (General_options::parse_plugin): New function.
10534 (General_options::General_options): Initialize plugins_ field.
10535 (General_options::add_plugin): New function.
10536 * options.h (Plugin_manager): Declare.
10537 (General_options): Add --plugin option.
10538 (General_options::has_plugins): New function.
10539 (General_options::plugins): New function.
10540 (General_options::add_plugin): New function.
10541 (General_options::plugins_): New field.
10542 * plugin.cc: New file.
10543 * plugin.h: New file.
10544 * readsyms.cc: Include "plugin.h".
10545 (Read_symbols::do_read_symbols): Check for archive before checking
10546 for ELF file. Call plugin hooks to claim files.
10547 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10548 from a real object file; force override when processing replacement
10550 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10551 (Symbol::init_base_object): Likewise.
10552 (Symbol::init_base_output_data): Likewise.
10553 (Symbol::init_base_output_segment): Likewise.
10554 (Symbol::init_base_constant): Likewise.
10555 (Symbol::init_base_undefined): Likewise.
10556 (Symbol::output_section): Assert that object is not a plugin.
10557 (Symbol_table::add_from_pluginobj): New function.
10558 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10560 (Symbol_table::sized_write_globals): Likewise.
10561 (Symbol_table::add_from_pluginobj): Instantiate template.
10562 * symtab.h (Sized_pluginobj): Declare.
10563 (Symbol::in_real_elf): New function.
10564 (Symbol::set_in_real_elf): New function.
10565 (Symbol::in_real_elf_): New field.
10566 (Symbol_table::add_from_pluginobj): New function.
10568 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10569 (LIBDL): New variable.
10570 (LDADD): Add LIBDL.
10571 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10572 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10573 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10574 (MOSTLYCLEANFILES): Likewise.
10575 * testsuite/Makefile.in: Regenerate.
10576 * testsuite/plugin_test.c: New file.
10577 * testsuite/plugin_test_1.sh: New file.
10578 * testsuite/plugin_test_2.sh: New file.
10580 2008-09-16 Ian Lance Taylor <iant@google.com>
10582 * target-reloc.h (relocate_section): Check whether a symbol is
10583 defined by the ABI before reporting an undefined symbol error.
10584 * target.h (Target::is_defined_by_abi): Make parameter const.
10585 (Target::do_is_defined_by_abi): Likewise.
10586 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10587 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10588 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10589 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10590 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10591 * testsuite/Makefile.in: Rebuild.
10593 * fileread.cc (make_view): Add casts to avoid warning.
10595 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10597 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10598 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10600 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10602 * options.h (General_options::output_is_executable): New.
10603 (General_options::output_is_pie): New.
10604 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10605 for shared libraries.
10606 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10608 2008-09-11 Chris Demetriou <cgd@google.com>
10610 * options.h (origin): New -z option.
10611 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10612 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10615 2008-09-05 Cary Coutant <ccoutant@google.com>
10617 * fileread.cc (File_read::make_view): Add check for attempt to map
10618 beyond end of file.
10620 2008-09-05 Cary Coutant <ccoutant@google.com>
10622 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10623 explicit instantiations.
10625 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10628 * options.cc (General_options::finalize): Allow undefined symbols
10629 in shlibs if linking -shared.
10632 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10633 symbols as not needing a dynsym entry.
10635 2008-08-20 Craig Silverstein <csilvers@google.com>
10637 * fileread.cc (File_read::open): Do not lock the file unless it
10638 was successfully opened.
10640 2008-08-14 Cary Coutant <ccoutant@google.com>
10642 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10643 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10644 * testsuite/tls_test.cc (struct int128): 128-bit struct
10645 for testing TLS relocs with non-zero addend.
10646 (v12): New TLS variable.
10648 (t_last): Add check for v12.
10649 * testsuite/tls_test.h (t12): New function.
10650 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10652 2008-08-13 Ian Lance Taylor <iant@google.com>
10654 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10655 set tls_segment_ or relro_segment_.
10656 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10658 * output.h (Output_section::clear_is_relro): New function.
10659 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10660 sections specially even when output_data_ is empty.
10661 (Output_segment::maximum_alignment): When first section is relro,
10662 only force alignment for PT_LOAD segments.
10663 * script.cc (script_data_segment_align): New function.
10664 (script_data_segment_relro_end): New function.
10665 * script-c.h (script_data_segment_align): Declare.
10666 (script_data_segment_relro_end): Declare.
10667 * script-sections.h (class Script_sections): Declare
10668 data_segment_align and data_segment_relro_end. Add fields
10669 segment_align_index_ and saw_relro_end_.
10670 * script-sections.cc (class Sections_element): Add set_is_relro
10671 virtual function. Add new bool* parameter to place_orphan_here.
10672 Add get_output_section virtual function.
10673 (class Output_section_definition): Add set_is_relro. Add new
10674 bool* parameter to place_orphan_here. Add get_output_section.
10675 Add is_relro_ field.
10676 (Output_section_definition::Output_section_definition): Initialize
10677 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10678 and is_relro_ fields.
10679 (Output_section_definition::place_orphan_here): Add is_relro
10681 (Output_section_definition::set_section_addresses): Set relro for
10683 (Output_section_definition::alternate_constraint): Likewise.
10684 (class Orphan_output_section): Add new bool* parameter to
10685 place_orphan_here. Add get_output_section.
10686 (Orphan_output_section::place_orphan_here): Add is_relro
10688 (Script_sections::Script_sections): Initialize
10689 data_segment_align_index_ and saw_relro_end_.
10690 (Script_sections::data_segment_align): New function.
10691 (Script_sections::data_segment_relro_end): New function.
10692 (Script_sections::place_orphan): Set or clear is_relro.
10693 (Script_sections::set_section_addresses): Force alignment of first
10695 * yyscript.y (exp): Call script_data_segment_align and
10696 script_data_segment_relro_end.
10697 * testsuite/relro_script_test.t: New file.
10698 * testsuite/relro_test.cc (using_script): Declare.
10699 (t1, t2): Test using_script.
10700 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10701 (relro_script_test_SOURCES): Define.
10702 (relro_script_test_DEPENDENCIES): Define.
10703 (relro_script_test_LDFLAGS): Define.
10704 (relro_script_test_LDADD): Define.
10705 (relro_script_test.so): New target.
10706 * testsuite/Makefile.in: Rebuild.
10708 2008-08-06 Cary Coutant <ccoutant@google.com>
10710 * archive.cc (Archive::total_archives, Archive::total_members)
10711 (Archive::total_members_loaded): New variables.
10712 (Archive::setup): Add parameter. Add option to preread
10714 (Archive::read_armap): Add counter.
10715 (Archive::get_file_and_offset): New function.
10716 (Archive::get_elf_object_for_member): New function.
10717 (Archive::read_all_symbols): New function.
10718 (Archive::read_symbols): New function.
10719 (Archive::add_symbols): Add counters.
10720 (Archive::include_all_members): Use armap to find members if it's
10722 (Archive::include_member): Skip reading symbols if already read.
10723 Factored code into Archive::get_file_and_offset and
10724 Archive::get_elf_object_for_member. Changed call to
10725 Mapfile::report_include_archive_member.
10726 (Archive::print_stats): New function.
10727 * archive.h: Declare Object and Read_symbols_data classes.
10728 (Archive::Archive): Add initializers for new members.
10729 (Archive::setup): Add parameter.
10730 (Archive::print_stats): New function.
10731 (Archive::total_archives, Archive::total_members)
10732 (Archive::total_members_loaded): New variables.
10733 (Archive::get_file_and_offset): New function.
10734 (Archive::get_elf_object_for_member): New function.
10735 (Archive::read_all_symbols): New function.
10736 (Archive::read_symbols): New function.
10737 (Archive::Archive_member): New class.
10738 (Archive::members_): New member.
10739 (Archive::num_members_): New member.
10740 * main.cc: Include archive.h.
10741 (main): Call Archive::print_stats.
10742 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10743 archive parameter; member_name is now the fully-decorated name.
10744 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10745 * options.h: (General_options): Add --preread-archive-symbols option.
10746 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10749 2008-08-04 Ian Lance Taylor <iant@google.com>
10751 * symtab.h (Symbol::use_plt_offset): New function.
10752 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10753 * powerpc.cc (Relocate::relocate): Likewise.
10754 * sparc.cc (Relocate::relocate): Likewise.
10755 * x86_64.cc (Relocate::relocate): Likewise.
10756 * testsuite/weak_plt.sh: New test.
10757 * testsuite/weak_plt_main.cc: New test.
10758 * testsuite/weak_plt_shared.cc: New test.
10759 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10760 (check_PROGRAMS): Add weak_plt.
10761 (check_DATA): Add weak_plt_shared.so.
10762 (weak_plt_main_pic.o, weak_plt): New targets.
10763 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10764 * testsuite/Makefile.in: Rebuild.
10766 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10768 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10769 * testsuite/Makefile.in: Rebuild.
10771 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10773 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10774 * Makefile.in: Regenerate.
10775 * po/POTFILES.in: Regenerate.
10777 2008-07-29 Ian Lance Taylor <iant@google.com>
10779 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10780 symbols before other symbols.
10781 * testsuite/script_test_2.cc (test_addr): Declare.
10782 (test_addr_alias): Declare.
10783 (main): Check that test_addr and test_addr_alias have the right
10785 * testsuite/script_test_2.t: Define test_addr_alias and
10788 2008-07-24 Ian Lance Taylor <iant@google.com>
10791 * descriptors.cc: New file.
10792 * descriptors.h: New file.
10793 * gold-threads.h (class Hold_optional_lock): New class.
10794 * fileread.cc: Include "descriptors.h".
10795 (File_read::~File_read): Release descriptor rather than closing
10797 (File_read::open) [file]: Call open_descriptor rather than open.
10798 Set is_descriptor_opened_.
10799 (File_read::open) [memory]: Assert that descriptor is not open.
10800 (File_read::reopen_descriptor): New function.
10801 (File_read::release): Release descriptor.
10802 (File_read::do_read): Make non-const. Reopen descriptor.
10803 (File_read::read): Make non-const.
10804 (File_read::make_view): Reopen descriptor.
10805 (File_read::do_readv): Likewise.
10806 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10807 Update declarations.
10808 * layout.cc: Include "descriptors.h".
10809 (Layout::create_build_id): Use open_descriptor rather than open.
10810 * output.cc: Include "descriptors.h".
10811 (Output_file::open): Use open_descriptor rather than open.
10812 * archive.cc (Archive::const_iterator): Change Archive to be
10814 (Archive::begin, Archive::end): Make non-const.
10815 (Archive::count_members): Likewise.
10816 * archive.h (class Archive): Update declarations.
10817 * object.h (Object::read): Make non-const.
10818 * Makefile.am (CCFILES): Add descriptors.cc.
10819 (HFILES): Add descriptors.h.
10820 * Makefile.in: Rebuild.
10823 * gold.h: Always include <clocale>. Add Solaris workarounds
10824 following code in binutils/sysdep.h.
10827 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10828 this->eh_frame_hdr_ is NULL before using it.
10830 * dynobj.cc (Versions::Versions): Update comment.
10832 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10833 the base version name.
10835 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10836 array size plus one.
10837 (Stringpool_template::set_string_offsets): Subtract one from key
10838 before using it as an array index.
10839 (Stringpool_template::get_offset_with_length): Likewise.
10840 (Stringpool_template::write_to_buffer): Likewise.
10841 * stringpool.h (Stringpool_template::get_offset_from_key):
10844 2008-07-23 Ian Lance Taylor <iant@google.com>
10847 * object.h (Merged_symbol_value::value): Do our best to handle a
10851 * script.cc (Version_script_info::get_versions): Don't add empty
10852 version tag to return value.
10853 (Version_script_info::get_symbol_version_helper): Change return
10854 type to bool. Add pversion parameter. Change all callers.
10855 (script_register_vers_node): Don't require a non-NULL tag.
10856 * script.h (class Version_script_info): Update declarations.
10857 (Version_script_info::get_symbol_version): Change return type to
10858 bool. Add version parameter. Change all callers.
10859 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10860 handling. Handle an empty version from a version script.
10861 (Symbol_table::define_special_symbol): Likewise.
10862 * testsuite/ver_test_10.script: New file.
10863 * testsuite/ver_test_10.sh: New file.
10864 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10865 (check_DATA): Add ver_test_10.syms.
10866 (ver_test_10.syms, ver_test_10.so): New target.
10867 * testsuite/Makefile.in: Rebuild.
10869 2008-07-23 Simon Baldwin <simonb@google.com>
10871 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10872 to zero for undefined symbols from dynamic libraries.
10874 2008-07-23 Ian Lance Taylor <iant@google.com>
10876 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10877 Change all callers.
10878 * symtab.h (class Symbol_table): Update declaration.
10879 * testsuite/ver_test_9.cc: New file.
10880 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10881 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10882 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10883 (ver_test_9.so, ver_test_9.o): New targets.
10884 * testsuite/Makefile.in: Rebuild.
10886 2008-07-22 Ian Lance Taylor <iant@google.com>
10888 * options.h (class General_options): Define --check-sections.
10889 * layout.cc (Layout::set_segment_offsets): Handle
10892 * options.h (class General_options): Define -n/--nmagic and
10894 * options.cc (General_options::finalize): For -n/--nmagic or
10895 -N/--omagic, set -static.
10896 * layout.cc (Layout::attach_allocated_section_to_segment): If
10897 -N/--omagic, don't put read-only and read-write sections in
10898 different segments.
10899 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10900 finding a read-only segment.
10901 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10902 don't set the minimum segment alignment to the common page size,
10903 and don't set the file offset to the address modulo the page size.
10904 * script-sections.cc (Script_sections::create_segments): If
10905 -n/--omagic, don't put read-only and read-write sections in
10906 different segments.
10908 * cref.cc: New file.
10909 * cref.h: New file.
10910 * options.h (class General_options): Add --print-symbol-counts.
10911 * main.cc (main): Issue defined symbol report if requested.
10912 * archive.cc (Archive::interpret_header): Make into a const member
10914 (Archive::add_symbols): Call Input_objects::archive_start and
10916 (Archive::const_iterator): Define new class.
10917 (Archive::begin, Archive::end): New functions.
10918 (Archive::include_all_members): Rewrite to use iterator.
10919 (Archive::count_members): New function.
10920 * archive.h (class Archive): Update declarations.
10921 (Archive::filename): New function.
10922 * object.cc: Include "cref.h".
10923 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10924 (Sized_relobj::do_get_global_symbol_counts): New function.
10925 (Input_objects::add_object): Add object to cross-referencer.
10926 (Input_objects::archive_start): New function.
10927 (Input_objects::archive_stop): New function.
10928 (Input_objects::print_symbol_counts): New function.
10929 * object.h: Declare Cref and Archive.
10930 (Object::get_global_symbol_counts): New function.
10931 (Object::do_get_global_symbol_counts): New pure virtual function.
10932 (class Sized_relobj): Add defined_count_ field. Update
10934 (class Input_objects): Add cref_ field. Update constructor.
10935 Update declarations.
10936 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10938 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10940 (Sized_dynobj::do_get_global_symbol_counts): New function.
10941 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10942 defined_count_. Update declarations. Define Symbols typedef.
10943 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10944 parameter. Change all callers.
10945 (Symbol_table::add_from_dynobj): Add sympointers and defined
10946 parameters. Change all callers.
10947 * symtab.h (class Symbol_table): Update declarations.
10948 * Makefile.am (CCFILES): Add cref.cc.
10949 (HFILES): Add cref.h.
10950 * Makefile.in: Rebuild.
10952 2008-07-22 Simon Baldwin <simonb@google.com>
10954 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10955 to zero when writing undefined symbols.
10957 2008-07-22 Ian Lance Taylor <iant@google.com>
10959 * output.cc (Output_section::add_input_section): Don't try to
10960 merge empty merge sections.
10962 2008-07-21 Craig Silverstein <csilvers@google.com>
10964 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10965 Include symbol version in error message.
10967 2008-07-20 Chris Demetriou <cgd@google.com>
10969 * configure.ac (gold_cv_c_random_seed): New configured variable.
10970 (RANDOM_SEED_CFLAGS): New substituted variable.
10971 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10972 * configure: Rebuild.
10973 * Makefile.in: Likewise.
10974 * testsuite/Makefile.in: Likewise.
10976 2008-07-18 Ian Lance Taylor <iant@google.com>
10978 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10979 where we see NAME/NULL and NAME/VERSION as separate symbols.
10980 * testsuite/ver_test_main.cc (main): Call t4.
10981 (t4, t4_2a): Define.
10982 * testsuite/ver_test_2.cc (t4_2): Define.
10983 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10984 * testsuite/ver_test_4.cc (t4_2a): Define.
10985 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10986 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10988 2008-07-17 Ian Lance Taylor <iant@google.com>
10990 * dynobj.cc (Versions::add_def): If we give an error about a
10991 missing version, go ahead and create the version anyhow.
10993 2008-07-10 Ian Lance Taylor <iant@google.com>
10995 Handle output sections with more than 0x7fffffff bytes.
10996 * object.h (class Relobj): Change map_to_output_ to
10997 output_sections_, and just keep a section pointer. Change all
10998 uses. Move comdat group support to Sized_relobj.
10999 (Relobj::is_section_specially_mapped): Remove.
11000 (Relobj::output_section): Remove poff parameter. Change all
11002 (Relobj::output_section_offset): New function.
11003 (Relobj::set_section_offset): Rewrite.
11004 (Relobj::map_to_output): Remove.
11005 (Relobj::output_sections): New function.
11006 (Relobj::do_output_section_offset): New pure virtual function.
11007 (Relobj::do_set_section_offset): Likewise.
11008 (class Sized_relobj): Add section_offsets_ field. Add comdat
11009 group support from Relobj. Update declarations.
11010 (Sized_relobj::get_output_section_offset): New function.
11011 (Sized_relobj::do_output_section_offset): New function.
11012 (Sized_relobj::do_set_section_offset): New function.
11013 * object.cc (Relobj::output_section_address): Remove.
11014 (Sized_relobj::Sized_relobj): Initialize new fields.
11015 (Sized_relobj::include_section_group): Cast find_kept_object to
11017 (Sized_relobj::include_linkonce_section): Likewise.
11018 (Sized_relobj::do_layout): Use separate arrays for output section
11020 (Sized_relobj::do_count_local_symbols): Change map_to_output to
11022 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
11023 output_sections and section_offsets.
11024 (Sized_relobj::write_local_symbols): Likewise.
11025 (map_to_kept_section): Compute output address directly.
11026 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
11027 output_sections and section_offsets.
11028 (Sized_relobj::write_sections): Likewise.
11029 (Sized_relobj::relocate_sections): Likewise.
11030 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
11031 * output.h (class Output_reloc): Update declarations. Change
11032 u2_.relobj to Sized_relobj*.
11033 (class Output_data_reloc): Change add functions to use
11035 * output.cc (Output_reloc::Output_reloc): Change relobj to
11037 (Output_reloc::local_section_offset): Change return type to
11038 Elf_Addr. Use get_output_section_offset.
11039 (Output_reloc::get_address): Likewise.
11040 (Output_section::is_input_address_mapped): Don't call
11041 is_section_specially_mapped.
11042 (Output_section::output_offset): Likewise.
11043 (Output_section::output_address): Likewise.
11044 (Output_section::starting_output_address): Likewise.
11045 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
11046 parameter to Sized_relobj*.
11047 (Copy_relocs::need_copy_reloc): Likewise.
11048 (Copy_relocs::save): Likewise.
11049 * copy-relocs.h (class Copy_relocs): Update declarations.
11050 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
11051 Sized_relobj*. Change relobj_ field to Sized_relobj*.
11052 * target-reloc.h (relocate_for_relocatable): Change
11053 offset_in_output_section type to Elf_Addr. Change code that uses
11055 * layout.cc (Layout::layout): Always set *off.
11056 * mapfile.cc (Mapfile::print_input_section): Use
11057 output_section_offset.
11058 * i386.cc (Target_i386::copy_reloc): Change object parameter to
11060 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
11061 * sparc.cc (Target_sparc::copy_reloc): Likewise.
11062 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
11064 2008-07-03 Ian Lance Taylor <iant@google.com>
11066 * layout.cc (Layout::include_section): Do not discard unrecognized
11067 SHT_STRTAB sections.
11069 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
11071 * script.cc (Lex::can_continue_name): Make '?' allowable in
11072 version-script names.
11073 * testsuite/version_script.map: Change glob pattern to use '?'
11075 2008-06-30 Manish Singh <yosh@gimp.org>
11078 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
11081 2008-06-30 Ian Lance Taylor <iant@google.com>
11085 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
11086 versions]: Don't try to read the value in the contents, since we
11087 don't use it. Use the template endianness when writing.
11089 2008-06-25 Cary Coutant <ccoutant@google.com>
11091 * fileread.cc (File_read::make_view): Assert on zero-length view.
11092 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
11093 symbol table when there are no symbols to read.
11095 2008-06-23 Craig Silverstein <csilvers@google.com>
11097 * version.cc (version_string): Bump to 1.7
11099 2008-06-18 Craig Silverstein <csilvers@google.com>
11101 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
11102 constant 0xFFFF to type Valtype.
11103 (Powerpc_relocate_functions::rel16_ha): Likewise.
11105 2008-06-17 Ian Lance Taylor <iant@google.com>
11107 * output.h (Output_section::Input_section): Initialize p2align_ to
11108 zero for Output_section_data constructors.
11109 (Output_section::Input_section::addralign): If not an input
11110 section, return the alignment of the Output_section_data.
11111 * testsuite/copy_test.cc: New file.
11112 * testsuite/copy_test_1.cc: New file.
11113 * testsuite/copy_test_2.cc: New file.
11114 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
11115 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
11116 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
11117 (copy_test_1_pic.o, copy_test_1.so): New targets.
11118 (copy_test_2_pic.o, copy_test_2.so): New targets.
11119 * testsuite/Makefile.in: Rebuild.
11121 * script-sections.cc (Script_sections::place_orphan): Initialize
11122 local variable exact.
11124 2008-06-13 David Edelsohn <edelsohn@gnu.org>
11126 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
11128 2008-06-12 David Edelsohn <edelsohn@gnu.org>
11129 David S. Miller <davem@davemloft.net>
11131 * powerpc.cc: New file.
11132 * Makefile.am (TARGETSOURCES): Add powerpc.cc
11133 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
11134 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
11135 * Makefile.in: Rebuild.
11137 2008-06-09 Ian Lance Taylor <iant@google.com>
11139 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
11141 (throwing, orig_terminate): New static variables.
11142 (terminate_handler): New static function.
11143 (t2): Set terminate handler.
11145 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
11148 * binary.cc (Binary_to_elf::sized_convert): Fix .data
11151 2008-05-30 Cary Coutant <ccoutant@google.com>
11153 * archive.cc (Archive::include_all_members) Correct to step
11154 over symbol table and extended name table in thin archives.
11156 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
11159 * target-reloc.h (relocate_for_relocatable): Fix new_offset
11162 2008-05-28 Caleb Howe <cshowe@google.com>
11164 * reduced_debug_output.cc: New file.
11165 * reduced_debug_output.h: New file.
11166 * options.h (class General_options): Add --strip-debug-non-line.
11167 * options.cc (General_options::finalize): Add strip_debug_non_line
11168 to the strip heirarchy.
11169 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
11171 * layout.cc: Include "reduced_debug_output.h".
11172 (Layout::Layout): Initialize new fields.
11173 (line_only_debug_sections): New static array.
11174 (is_lines_only_debug_sections): New static inline function.
11175 (Layout::include_section): Handle --strip-debug-non-line.
11176 (Layout::make_output_section): If --strip-debug-non-line, build
11177 new output sections for .debug_abbrev and .debug_info.
11178 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
11179 gold. Warn about possible overflow.
11180 (read_signed_LEB_128): Likewise.
11181 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
11182 (read_signed_LEB_128): Declare.
11183 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
11184 (HFILES): Add reduced_debug_output.h.
11185 * Makefile.in: Rebuild.
11187 2008-05-21 Ian Lance Taylor <iant@google.com>
11189 * mapfile.cc: New file.
11190 * mapfile.h: New file.
11191 * options.h (class General_options): Add -M/--print-map and -Map.
11192 * options.cc (General_options::finalize): Make -M equivalent to
11194 * main.cc: Include <cstdio> and "mapfile.h".
11195 (main): Open mapfile if requested.
11196 * gold.cc (class Middle_runner): Add mapfile_ field. Update
11197 constructor. Change caller.
11198 (queue_initial_tasks): Add mapfile parameter. Change caller.
11199 (queue_middle_tasks): Likewise.
11200 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
11202 * archive.cc: Include "mapfile.h".
11203 (Archive::add_symbols): Add mapfile parameter. Change all
11204 callers. Pass mapfile, symbol, and reason to include_member.
11205 (Archive::include_all_members): Add mapfile parameter. Change all
11207 (Archive::include_member): Add mapfile, sym, and why parameters.
11208 Change all callers. Report inclusion to map file.
11209 * archive.h: Include "fileread.h".
11210 (class Archive): Update declarations.
11211 (Archive::file): New const method.
11212 (class Add_archive_symbols): Add mapfile_ field. Update
11213 constructor. Change all callers.
11214 * readsyms.h (class Read_symbols): Likewise.
11215 (class Finish_group): Likewise.
11216 (class Read_script): Likewise.
11217 * common.cc: Include "mapfile.h".
11218 (Symbol_table::allocate_commons): Add mapfile parameter. Change
11220 (Symbol_table::do_allocate_commons): Likewise.
11221 (Symbol_table::do_allocate_commons_list): Likewise. Report common
11222 symbol allocation to mapfile.
11223 * common.h (class Allocate_commons_task): Add mapfile_ field.
11224 Update constructor. Change all callers.
11225 * symtab.h (class Symbol_table): Update declarations.
11226 * layout.cc: Include "mapfile.h".
11227 (Layout_task_runner::run): Print information to mapfile.
11228 (Layout::create_gold_note): Change Output_data_fixed_space to
11229 Output_data_zero_fill.
11230 (Layout::create_build_id): Likewise.
11231 (Layout::print_to_mapfile): New function.
11232 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
11233 constructor. Change caller.
11234 (class Layout): Declare print_to_mapfile.
11235 * output.cc (Output_section::Input_section::print_to_mapfile): New
11237 (Output_section::add_input_section): If producing a map, always
11238 add to input_sections_ list.
11239 (Output_section::do_print_to_mapfile): New function.
11240 (Output_segment::print_sections_to_mapfile): New function.
11241 (Output_segment::print_section_list_to_mapfile): New function.
11242 * output.h: Include "mapfile.h".
11243 (Output_data::print_to_mapfile): New function.
11244 (Output_data::do_print_to_mapfile): New virtual function.
11245 (Output_segment_headers::do_print_to_mapfile): New function.
11246 (Output_file_header::do_print_to_mapfile): New function.
11247 (Output_data_const::do_print_to_mapfile): New function.
11248 (class Output_data_const_buffer): Add map_name_ field. Update
11249 constructor. Change all callers. Add do_print_to_mapfile
11251 (class Output_data_fixed_space): Likewise.
11252 (class Output_data_space): Likewise.
11253 (class Output_data_zero_fill): New class.
11254 (Output_data_strtab::do_print_to_mapfile): New function.
11255 (Output_data_reloc_base::do_print_to_mapfile): New function.
11256 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11257 (Output_data_group::do_print_to_mapfile): New function.
11258 (Output_data_got::do_print_to_mapfile): New function.
11259 (Output_data_dynamic::do_print_to_mapfile): New function.
11260 (Output_symtab_xindex::do_print_to_mapfile): New function.
11261 (class Output_section): Declare do_print_to_mapflie. Declare
11262 print_to_mapfile in Input_section.
11263 (class Output_segment): Declare new functions.
11264 * object.h (Sized_relobj::symbol_count): New function.
11265 * script-sections.cc
11266 (Output_section_element_dot_assignment::set_section_addresses):
11267 Change Output_data_fixed_space to Output_data_zero_fill.
11268 (Output_data_expression::do_print_to_mapfile): New function.
11269 * script.cc (read_input_script): Add mapfile parameter. Change
11271 * script.h (read_input_script): Update declaration.
11272 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11273 (Eh_frame::do_print_to_mapfile): New function.
11274 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11275 (Output_merge_string::do_print_to_mapfile): New function.
11276 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11278 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11280 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11282 * Makefile.am (CCFILES): Add mapfile.cc.
11283 (HFILES): Add mapfile.h.
11284 * Makefile.in: Rebuild.
11286 2008-05-19 Ian Lance Taylor <iant@google.com>
11288 * options.h (class General_options): Add -z relro.
11289 * layout.cc (Layout::Layout): Initialize relro_segment_.
11290 (Layout::add_output_section_data): Return the output section.
11291 (Layout::make_output_section): Rcognize relro sections and mark
11292 them appropriately.
11293 (Layout::attach_allocated_section_to_segment): Put relro sections
11294 in a PT_GNU_RELRO segment.
11295 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11297 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11299 (Layout::linkonce_mapping): Map d.rel.ro.local to
11300 .data.rel.ro.local.
11301 (Layout::output_section_name): Us .data.rel.ro.local for any
11302 section which begins with that.
11303 * layout.h (class Layout): Update add_output_section_data
11304 declaration. Add relro_segment_ field.
11305 * output.cc (Output_section::Output_section): Initialize is_relro_
11306 and is_relro_local_ fields.
11307 (Output_segment::add_output_section): Group relro sections.
11308 (Output_segment::is_first_section_relro): New function.
11309 (Output_segment::maximum_alignment): If there is a relro section,
11310 align the segment to the common page size.
11311 (Output_segment::set_section_addresses): Track whether we are
11312 looking at relro sections. If the last section is a relro
11313 section, align to the common page size.
11314 (Output_segment::set_section_list_addresses): Add in_relro
11315 parameter. Change all callers. Align to the page size when
11316 moving from relro to non-relro section.
11317 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11319 * output.h (class Output_section): Add is_relro_ and
11320 is_relro_local_ fields.
11321 (Output_section::is_relro): New function.
11322 (Output_section::set_is_relro): New function.
11323 (Output_section::is_relro_local): New function.
11324 (Output_section::set_is_relro_local): New function.
11325 (class Output_segment): Update declarations.
11326 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11327 * sparc.cc (Target_sparc::got_section): Likewise.
11328 * x86_64.cc (Target_x86_64::got_section): Likewise.
11329 * testsuite/relro_test_main.cc: New file.
11330 * testsuite/relro_test.cc: New file.
11331 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11332 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11333 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11334 (relro_test.so, relro_test_pic.o): New targets.
11335 * testsuite/Makefile.in: Rebuild.
11337 2008-05-16 Ian Lance Taylor <iant@google.com>
11339 * output.cc (Output_segment::add_output_section): Remove front
11341 * output.h (class Output_segment): Remove
11342 add_initial_output_section and overloaded add_output_section.
11343 Update declaration of remaining add_output_section.
11344 * layout.cc (Layout::create_interp): Call add_output_section
11345 rather than add_initial_output_section.
11346 (Layout::finish_dynamic_section): Likewise.
11348 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11349 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11350 know the dynamic type.
11351 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11352 field. Initialize it in constructor.
11353 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11354 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11355 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11358 * output.cc (Output_reloc::get_address): Change return type to
11360 * output.h (class Output_reloc): Update get_address declaration.
11361 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11362 for section addresses.
11364 2008-05-09 Ian Lance Taylor <iant@google.com>
11367 * gold.cc (gold_nomem): Use return value of write.
11369 2008-05-08 Ian Lance Taylor <iant@google.com>
11371 * symtab.c (Symbol::init_base_output_data): Add version
11372 parameter. Change all callers.
11373 (Symbol::init_base_output_segment): Likewise.
11374 (Symbol::init_base_constant): Likewise.
11375 (Symbol::init_base_undefined): Likewise.
11376 (Sized_symbol::init_output_data): Likewise.
11377 (Sized_symbol::init_output_segment): Likewise.
11378 (Sized_symbol::init_constant): Likewise.
11379 (Sized_symbol::init_undefined): Likewise.
11380 (Symbol_table::do_define_in_output_data): If the new symbol has a
11381 version, mark it as the default.
11382 (Symbol_table::do_define_in_output_segment): Likewise.
11383 (Symbol_table::do_define_as_constant): Likewise.
11384 * symtab.h (class Symbol): Update declarations.
11385 (class Sized_symbol): Likewise.
11386 * resolve.cc (Symbol::override_version): New function.
11387 (Symbol::override_base): Call override_version.
11388 (Symbol::override_base_with_special): Likewise.
11389 * testsuite/ver_script_8.script: New file.
11390 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11391 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11392 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11393 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11395 2008-05-06 Ian Lance Taylor <iant@google.com>
11398 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11400 (class General_options): Remove existing --undefined, and add
11401 --no-undefined instead. Add new --undefined as synonym for -u.
11402 * archive.cc (Archive::add_symbols): Check whether symbol was
11404 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11405 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11406 all uses. Add IS_UNDEFINED. Update declarations to split
11407 different versions of init_base. Declare init_base_undefined.
11408 (Symbol::is_defined): Handle IS_UNDEFINED.
11409 (Symbol::is_undefined): Likewise.
11410 (Symbol::is_weak_undefined): Call is_undefined.
11411 (Symbol::is_absolute): Handle IS_CONSTANT.
11412 (class Sized_symbol): Update declarations to split different
11413 versions of init. Declare init_undefined.
11414 (class Symbol_table): Declare new functions.
11415 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11416 Change all callers.
11417 (Symbol::init_base_output_data): Likewise.
11418 (Symbol::init_base_output_segment): Likewise.
11419 (Symbol::init_base_constant): Likewise.
11420 (Symbol::init_base_undefined): New function.
11421 (Sized_symbol::init_object): Rename from init. Change all
11423 (Sized_symbol::init_output_data): Likewise.
11424 (Sized_symbol::init_output_segment): Likewise.
11425 (Sized_symbol::init_constant): Likewise.
11426 (Sized_symbol::init_undefined): New function.
11427 (Symbol_table::add_undefined_symbols_from_command_line): New
11429 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11431 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11432 (Symbol::output_section): Likewise.
11433 (Symbol::set_output_section): Likewise.
11434 (Symbol_table::sized_finalize_symbol): Likewise.
11435 (Symbol_table::sized_write_globals): Likewise.
11436 * resolve.cc (Symbol_table::should_override): Likewise.
11437 (Symbol::override_base_with_special): Likewise.
11439 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11440 symbol, change it to have default visibility.
11441 * testsuite/protected_1.cc: New file.
11442 * testsuite/protected_2.cc: New file.
11443 * testsuite/protected_3.cc: New file.
11444 * testsuite/protected_main_1.cc: New file.
11445 * testsuite/protected_main_2.cc: New file.
11446 * testsuite/protected_main_3.cc: New file.
11447 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11448 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11449 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11450 (protected_1.so): New target.
11451 (protected_1_pic.o, protected_2_pic.o): New targets.
11452 (protected_3_pic.o): New target.
11453 (check_PROGRAMS): Add protected_2.
11454 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11455 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11456 * testsuite/Makefile.in: Rebuild.
11458 * options.h (DEFINE_var): Add set_user_set_##varname__.
11459 (DEFINE_bool_alias): New macro.
11460 (class General_options): Define -Bstatic using DEFINE_bool_alias
11461 rather than DEFINE_special. Add --undefined as an alias for -z
11463 * options.cc (General_options::parse_Bstatic): Remove.
11465 * options.h (class General_options): Add --fatal-warnings.
11466 * main.cc (main): Implement --fatal-warnings.
11467 * errors.h (Errors::warning_count): New function.
11469 * options.h (class General_options): Add -Bsymbolic-functions.
11470 * symtab.h (Symbol::is_preemptible): Check for
11471 -Bsymbolic-functions.
11473 2008-05-05 Ian Lance Taylor <iant@google.com>
11475 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11476 as noVARNAME rather than no-VARNAME.
11477 (class General_options): Add option -z combreloc.
11478 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11480 (Output_reloc::sort_before) [SHT_REL]: New function.
11481 (Output_reloc::sort_before) [SHT_RELA]: New function.
11482 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11483 Sort_relocs_comparison.
11484 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11485 parameter. Change all callers.
11486 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11487 sort_relocs parameter. Change all callers.
11488 * output.cc (Output_reloc::get_address): New function, broken out
11490 (Output_reloc::write_rel): Call it.
11491 (Output_reloc::compare): New function.
11492 (Output_data_reloc_base::do_write): Optionally sort relocs.
11494 * configure.ac: If targ_extra_obj is set, link it in.
11495 * configure.tgt: Initialize all variables.
11496 (x86_64*): Set targ_extra_obj and targ_extra_size.
11497 * configure: Rebuild.
11499 * object.cc (Sized_relobj::include_section_group): Adjust section
11500 indexes read from group data. Build vector to pass to
11502 * layout.cc (Layout::layout_group): Add flags and shndxes
11503 parameters. Remove contents parameter. Change caller. Update
11504 explicit instantiations.
11505 * layout.h (class Layout): Update layout_group declaration.
11506 * output.cc (Output_data_group::Output_data_group): Add flags and
11507 input_shndxes parameters. Remove contents parameter. Change
11509 (Output_data_group::do_write): Change input_sections_ to
11511 * output.h (class Output_data_group): Update constructor
11512 declaration. Rename input_sections_ to input_shndxes_.
11513 * testsuite/many_sections_test.cc: Add template.
11515 2008-04-30 Cary Coutant <ccoutant@google.com>
11517 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11519 * layout.cc (Layout::include_section): Refactored check for debug
11521 (Layout::add_comdat): Add new parameters. Change type
11522 of signature parameter. Add object and shndx to signatures table.
11523 (Layout::find_kept_object): New function.
11524 * layout.h: Include <cstring>.
11525 (Layout::is_debug_info_section): New function.
11526 (Layout::add_comdat): Add new parameters.
11527 (Layout::find_kept_object): New function.
11528 (Layout::Kept_section): New struct.
11529 (Layout::Signatures): Change type of map range.
11530 * object.cc (Relobj::output_section_address): New function.
11531 (Sized_relobj::include_section_group): Add new parameters. Change
11532 calls to Layout::add_comdat. Change to build table of kept comdat
11533 groups and table mapping discarded sections to kept sections.
11534 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11535 (Sized_relobj::do_layout): Change calls to include_section_group and
11536 include_linkonce_section.
11537 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11538 value to zero when section is discarded.
11539 (Sized_relobj::map_to_kept_section): New function.
11540 * object.h (Relobj::output_section_address): New function.
11541 (Relobj::Comdat_group): New type.
11542 (Relobj::find_comdat_group): New function.
11543 (Relobj::Comdat_group_table): New type.
11544 (Relobj::Kept_comdat_section): New type.
11545 (Relobj::Kept_comdat_section_table): New type.
11546 (Relobj::add_comdat_group): New function.
11547 (Relobj::set_kept_comdat_section): New function.
11548 (Relobj::get_kept_comdat_section): New function.
11549 (Relobj::comdat_groups_): New field.
11550 (Relobj::kept_comdat_sections_): New field.
11551 (Symbol_value::input_value): Update comment.
11552 (Sized_relobj::map_to_kept_section) New function.
11553 (Sized_relobj::include_linkonce_section): Add new parameter.
11554 * target-reloc.h (Comdat_behavior): New type.
11555 (get_comdat_behavior): New function.
11556 (relocate_section): Add code to map a discarded section to the
11557 corresponding kept section when applying a relocation.
11559 2008-04-30 Craig Silverstein <csilvers@google.com>
11561 * dwarf_reader.cc (next_generation_count): New static var.
11562 (Addr2line_cache_entry): New struct.
11563 (addr2line_cache): New static var.
11564 (Dwarf_line_info::one_addr2line): Added caching.
11565 (Dwarf_line_info::clear_addr2line_cache): New function.
11566 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11567 cache-size parameter.
11568 (Dwarf_line_info::one_addr2line_cache): New function.
11569 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11570 new cache-size argument to one_addr2line(), and clear cache.
11572 2008-04-28 Cary Coutant <ccoutant@google.com>
11574 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11575 R_386_PC8 relocations.
11577 2008-04-23 Ian Lance Taylor <iant@google.com>
11579 * object.cc (Sized_relobj::include_section_group): Check for
11580 invalid section group.
11582 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11585 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11586 than read for file header.
11587 * archive.cc (Archive::include_member): Likewise.
11589 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11591 * aclocal.m4: Regenerate.
11592 * configure: Regenerate.
11594 2008-04-19 Ian Lance Taylor <iant@google.com>
11596 * version.cc (version_string): Bump to 1.6.
11598 * testsuite/Makefile.am (many_sections_r_test): New target.
11599 (many_sections_r_test_SOURCES): Remove.
11600 (many_sections_r_test_DEPENDENCIES): Remove.
11601 (many_sections_r_test_LDFLAGS): Remove.
11602 (many_sections_r_test_LDADD): Remove.
11604 * object.cc (Sized_relobj::do_add_symbols): Always pass
11605 local_symbol_count_ to add_from_relobj.
11607 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11608 every thousand variables.
11609 * testsuite/Makefile.in: Rebuild.
11611 * object.cc (Xindex::initialize_symtab_xindex): New function.
11612 (Xindex::read_symtab_xindex): New function.
11613 (Xindex::sym_xindex_to_shndx): New function.
11614 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11616 (Sized_relobj::do_initialize_xindex): New function.
11617 (Sized_relobj::do_read_symbols): Adjust section links.
11618 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11619 parameter. Change all callers.
11620 (Sized_relobj::include_section_group): Adjust section links and
11621 symbol section indexes.
11622 (Sized_relobj::do_layout): Adjust section links.
11623 (Sized_relobj::do_count_local_symbols): Adjust section links and
11624 symbol section indexes.
11625 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11626 ordinary and special symbols.
11627 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11628 dynsym_xindex parameters. Change all callers. Adjust section
11629 links. Use SHN_XINDEX when needed.
11630 (Sized_relobj::get_symbol_location_info): Adjust section links.
11631 Don't get fooled by special symbols.
11632 * object.h (class Xindex): Define.
11633 (class Object): Add xindex_ parameter. Declare virtual functoin
11634 do_initialize_xindex.
11635 (Object::adjust_sym_shndx): New function.
11636 (Object::set_xindex): New protected function.
11637 (class Symbol_value): Add is_ordinary_shndx_ field.
11638 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11639 (Symbol_value::value): Assert ordinary section.
11640 (Symbol_value::initialize_input_to_output_map): Likewise.
11641 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11642 Change all callers.
11643 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11645 (class Sized_relobj): Update declarations.
11646 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11647 parameter. Change all callers.
11648 (Sized_relobj::adjust_shndx): New function.
11649 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11651 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11652 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11653 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11654 (Sized_dynobj::read_dynsym_section): Adjust section links.
11655 (Sized_dynobj::read_dynamic): Likewise.
11656 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11658 (Sized_dynobj::do_initialize_xindex): New function.
11659 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11660 do_initialize_xindex.
11661 (Sized_dynobj::adjust_shndx): New function.
11662 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11663 dynsym_xindex_ fields.
11664 (Layout::finalize): Add a call to set_section_indexes before
11665 creating the symtab sections.
11666 (Layout::set_section_indexes): Don't do anything if the section
11667 already has a section index.
11668 (Layout::create_symtab_sections): Add shnum parameter. Change
11669 caller. Create .symtab_shndx section if needed.
11670 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11672 (Layout::allocated_output_section_count): New function.
11673 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11675 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11676 fields. Update declarations.
11677 (Layout::symtab_xindex): New function.
11678 (Layout::dynsym_xindex): New function.
11679 (class Write_symbols_task): Add layout_ field.
11680 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11682 * output.cc (Output_section_headers::Output_section_headers): Add
11683 shstrtab_section parameter. Change all callers.
11684 (Output_section_headers::do_sized_write): Store overflow values
11685 for section count and section string table section index in
11686 section header zero.
11687 (Output_file_header::do_sized_write): Check for overflow of
11688 section count and section string table section index.
11689 (Output_symtab_xindex::do_write): New function.
11690 (Output_symtab_xindex::endian_do_write): New function.
11691 * output.h (class Output_section_headers): Add shstrtab_section_.
11692 Update declarations.
11693 (class Output_symtab_xindex): Define.
11694 (Output_section::has_out_shndx): New function.
11695 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11697 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11698 Change all callers.
11699 (Sized_symbol::init): Likewise.
11700 (Symbol::output_section): Check for ordinary symbol.
11701 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11702 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11704 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11705 Change all callers. Simplify handling of symbols from sections
11706 not included in the link.
11707 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11709 (Weak_alias_sorter::operator()): Assert that symbols are
11711 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11713 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11714 parameters. Change all callers.
11715 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11716 symbol distinction. Use SHN_XINDEX when needed.
11717 (Symbol_table::write_section_symbol): Add symtab_xindex
11718 parameter. Change all callers.
11719 (Symbol_table::sized_write_section_symbol): Likewise. Use
11720 SHN_XINDEX when needed.
11721 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11723 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11724 (Symbol::is_defined): Check is_ordinary.
11725 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11726 (Symbol::is_absolute, Symbol::is_common): Likewise.
11727 (class Sized_symbol): Update declarations.
11728 (class Symbol_table): Update declarations.
11729 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11730 parameters. Change all callers.
11731 (Sized_symbol::override): Likewise.
11732 (Symbol_table::override): Likewise.
11733 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11734 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11735 is_ordinary, and orig_st_shndx parameters. Change all callers.
11736 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11737 to be in an ordinary section.
11738 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11739 object and is_ordinary parameters. Change all callers.
11740 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11741 Change all callers. Don't add undefined or non-ordinary symbols
11743 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11744 Change all callers.
11745 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11747 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11748 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11749 (Sized_relobj::relocate_sections): Likewise.
11750 * target-reloc.h (scan_relocs): Adjust section symbol index.
11751 (scan_relocatable_relocs): Likewise.
11752 * i386.cc (Scan::local): Check for ordinary symbols.
11753 * sparc.cc (Scan::local): Likewise.
11754 * x86_64.cc (Scan::local): Likewise.
11755 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11756 to symbol_section_and_value.
11757 * testsuite/many_sections_test.cc: New file.
11758 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11759 (check_PROGRAMS): Add many_sections_test.
11760 (many_sections_test_SOURCES): Define.
11761 (many_sections_test_DEPENDENCIES): Define.
11762 (many_sections_test_LDFLAGS): Define.
11763 (BUILT_SOURCES): Add many_sections_define.h.
11764 (many_sections_define.h): New target.
11765 (BUILT_SOURCES): Add many_sections_check.h.
11766 (many_sections_check.h): New target.
11767 (check_PROGRAMS): Add many_sections_r_test.
11768 (many_sections_r_test_SOURCES): Define.
11769 (many_sections_r_test_DEPENDENCIES): Define.
11770 (many_sections_r_test_LDFLAGS): Define.
11771 (many_sections_r_test_LDADD): Define.
11772 (many_sections_r_test.o): New target.
11773 * testsuite/Makefile.in: Rebuild.
11775 2008-04-17 Cary Coutant <ccoutant@google.com>
11777 * errors.cc (Errors::info): New function.
11778 (gold_info): New function.
11779 * errors.h (Errors::info): New function.
11780 * gold.h (gold_info): New function.
11781 * object.cc (Input_objects::add_object): Print trace output.
11782 * options.cc (options::parse_set): New function.
11783 (General_options::parse_wrap): Deleted.
11784 (General_options::General_options): Deleted initializer.
11785 * options.h (options::String_set): New typedef.
11786 (options::parse_set): New function.
11787 (DEFINE_set): New macro.
11788 (General_options::wrap): Changed to use DEFINE_set. Changed
11789 callers of any_wrap_symbols and is_wrap_symbol.
11790 (General_options::trace, General_options::trace_symbol):
11792 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11793 (General_options::wrap_symbols_): Deleted.
11794 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11796 2008-04-17 David S. Miller <davem@davemloft.net>
11798 * options.cc (General_options::parse_V): New function.
11799 * options.h: Add entries for -V and -Qy.
11801 2008-04-17 Ian Lance Taylor <iant@google.com>
11803 * common.cc (Symbol_table::allocate_commons): Remove options
11804 parameter. Change caller.
11805 (Symbol_table::do_allocate_commons): Remove options parameter.
11806 Change caller. Just call do_allocate_commons_list twice.
11807 (Symbol_table::do_allocate_commons_list): New function, broken out
11808 of do_allocate_commons.
11809 * common.h (class Allocate_commons_task): Remove options_ field.
11810 Update constructor.
11811 * symtab.cc (Symbol_table::Symbol_table): Initialize
11813 (Symbol_table::add_from_object): Put TLS common symbols on
11815 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11816 which are IN_OUTPUT_DATA.
11817 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11818 allocate_commons and do_allocate_commons declarations. Declare
11819 do_allocate_commons_list.
11820 * gold.cc (queue_middle_tasks): Update creation of
11821 Allocate_commons_task to not pass options.
11822 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11823 (TLS_TEST_C_FLAGS): New variable.
11824 (tls_test_c_pic.o): New target.
11825 (tls_test_shared.so): Link in tls_test_c_pic.o.
11826 (tls_test_c_pic_ie.o): New target.
11827 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11828 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11829 (tls_test_c.o): New target.
11830 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11831 (tls_pic_test_LDADD): Likewise.
11832 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11833 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11834 (tls_test_c_gnu2.o): New target.
11835 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11837 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11838 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11839 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11840 * testsuite/tls_test.cc: Include "config.h".
11841 (t_last): Call t11_last.
11842 * testsuite/tls_test.h (t11, t11_last): Declare.
11843 * testsuite/tls_test_c.c: New file.
11844 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11845 * configure.ac: Check for OpenMP support.
11846 * configure, config.in, Makefile.in: Rebuild.
11847 * testsuite/Makefile.in: Rebuild.
11849 2008-04-16 Cary Coutant <ccoutant@google.com>
11851 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11852 (Target_i386::tls_base_symbol_defined_): New field.
11853 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11854 (Target_i386::Scan::global): Likewise.
11855 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11856 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11857 (Target_x86_64::tls_base_symbol_defined_): New field.
11858 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11859 (Target_x86_64::Scan::global): Likewise.
11861 2008-04-16 Cary Coutant <ccoutant@google.com>
11863 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11864 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11865 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11866 building shared libraries.
11867 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11868 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11869 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11870 * testsuite/Makefile.in: Rebuild.
11871 * testsuite/weak_undef.h: New file.
11872 * testsuite/weak_undef_file1.cc: Add extra test cases.
11873 * testsuite/weak_undef_file2.cc: Likewise.
11874 * testsuite/weak_undef_test.cc: Likewise.
11876 2008-04-16 David S. Miller <davem@davemloft.net>
11878 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11879 Add issued_non_pic_error_ field. Declare check_non_pic.
11880 (Target_sparc::Scan::check_non_pic): New function.
11881 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11882 (Target_sparc::Scan::global): Likewise.
11884 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11885 * configure: Rebuild.
11887 * options.h (DEFINE_enable): New macro.
11888 (new_dtags): New enable option.
11889 (initfirst, interpose, loadfltr, nodefaultlib,
11890 nodelete, nodlopen, nodump): New -z options.
11891 * layout.cc (Layout:finish_dynamic_section): If new
11892 dtags enabled, emit DT_RUNPATH. Also, emit a
11893 DT_FLAGS_1 containing any specified -z flags.
11895 2008-04-16 Ian Lance Taylor <iant@google.com>
11897 * copy-relocs.cc: New file.
11898 * copy-relocs.h: New file.
11899 * reloc.cc: Remove Copy_relocs code.
11900 * reloc.h: Likewise.
11901 * reloc-types.h (struct Reloc_types) [both versions]: Add
11902 get_reloc_addend_noerror.
11903 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11904 variants of add_global which take an addend which must be zero.
11905 * i386.cc: Include "copy-relocs.h".
11906 (class Target_i386): Change type of copy_relocs_ to variable,
11907 update initializer.
11908 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11909 Change all callers.
11910 (Target_i386::do_finalize_sections): Change handling of
11912 * sparc.cc: Include "copy-relocs.h".
11913 (class Target_sparc): Change type of copy_relocs_ to variable,
11914 update initializer.
11915 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11916 Change all callers.
11917 (Target_sparc::do_finalize_sections): Change handling of
11919 * x86_64.cc: Include "copy-relocs.h".
11920 (class Target_x86_64): Change type of copy_relocs_ to variable,
11921 update initializer.
11922 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11923 class. Change all callers.
11924 (Target_x86_64::do_finalize_sections): Change handling of
11926 * Makefile.am (CCFILES): Add copy-relocs.cc.
11927 (HFILES): Add copy-relocs.h.
11929 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11931 * testsuite/script_test_4.sh: Permit leading zeroes.
11933 2008-04-15 Ian Lance Taylor <iant@google.com>
11935 * script-sections.cc (Script_sections::create_segments): Use
11936 header_size_adjustment even when there is enough room for the
11938 * testsuite/script_test_4.sh: New file.
11939 * testsuite/script_test_4.t: New file.
11940 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11941 (check_DATA): Add script_test_4.stdout.
11942 (MOSTLYCLEANFILES): Likewise.
11943 (script_test_4): New target.
11944 (script_test_4.stdout): New target.
11945 * testsuite/Makefile.in: Rebuild.
11947 * sparc.cc: Add definitions for Output_data_plt_sparc class
11950 2008-04-14 David S. Miller <davem@davemloft.net>
11952 * sparc.cc: New file.
11953 * Makefile.am (TARGETSOURCES): Add sparc.cc
11954 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11955 * configure.tgt: Document targ_extra_size and
11956 targ_extra_big_endian. Add entries for sparc-* and
11958 * configure.ac: Handle targ_extra_size and
11959 targ_extra_big_endian.
11960 * Makefile.in: Rebuild.
11961 * configure: Likewise.
11962 * po/POTFILES.in: Likewise.
11963 * po/gold.pot: Likewise.
11965 2008-04-14 Ian Lance Taylor <iant@google.com>
11967 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11968 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11969 in the name/type/flags to section mapping. Don't call
11970 allocate_output_section.
11971 (Layout::choose_output_section): Change parameter from adjust_name
11972 to is_input_section. Don't permit input sections after sections
11973 are attached to segments. Don't call allocate_output_section.
11974 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11975 not write_enable_output_section.
11976 (Layout::make_output_section): Don't push to
11977 unattached_section_list_ nor call attach_to_segment. Call
11978 attach_section_to_segment if sections are attached.
11979 (Layout::attach_sections_to_segments): New function.
11980 (Layout::attach_section_to_segment): New function.
11981 (Layout::attach_allocated_section_to_segment): Rename from
11982 attach_to_segment. Remove flags parameter.
11983 (Layout::allocate_output_section): Remove function.
11984 (Layout::write_enable_output_section): Remove function.
11985 * layout.h (class Layout): Update for above changes. Add new
11986 field sections_are_attached_.
11987 * output.h (Output_section::update_flags_for_input_section): New
11989 * output.cc (Output_section::add_input_section): Call
11990 update_flags_for_input_section.
11991 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11993 2008-04-11 Cary Coutant <ccoutant@google.com>
11995 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11996 thought unnecessary.
11997 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11999 2008-04-11 Ian Lance Taylor <iant@google.com>
12001 * output.h (class Output_section_data): Remove inline definition
12003 * output.cc (Output_section_data::set_addralign): New function.
12005 2008-04-11 Cary Coutant <ccoutant@google.com>
12007 Add support for TLS descriptors for i386 and x86_64.
12008 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
12009 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
12010 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
12012 (Target_i386::got_mod_index_entry): Remove unnecessary code.
12013 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
12014 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
12016 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
12017 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
12018 Fix problem with initial-exec relocations.
12019 (Target_i386::Relocate::relocate_tls): Likewise.
12020 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
12022 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
12023 support for section-plus-offset dynamic table entries.
12024 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
12025 (Output_data_dynamic::Dynamic_entry): Add support for
12026 section-plus-offset dynamic table entries.
12027 (Output_data_dynamic::Classification): Likewise.
12028 (Output_data_dynamic::classification_): Renamed offset_.
12029 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
12030 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
12031 (Target_x86_64::make_plt_section): New function.
12032 (Target_x86_64::reserve_tlsdesc_entries): New function.
12033 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
12034 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
12035 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
12036 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
12037 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
12038 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
12039 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
12040 add extra PLT entry for TLS descriptors.
12041 (Output_data_plt_x86_64::got_): New field.
12042 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
12043 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
12045 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
12047 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
12048 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
12049 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
12050 R_386_TLS_DESC_CALL relocations.
12051 (Target_x86_64::Scan::global): Likewise.
12052 (Target_x86_64::do_finalize_sections): Add dynamic table entries
12053 for TLS descriptors.
12054 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
12055 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
12056 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
12057 GD-to-IE relaxation.
12058 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
12059 and TLS_DESCRIPTORS.
12060 * Makefile.in: Rebuild.
12061 * configure: Rebuild.
12062 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
12063 (tls_test_shared2.so): New target.
12064 (tls_shared_gd_to_ie_test_SOURCES): New variable.
12065 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
12066 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
12067 (tls_shared_gd_to_ie_test_LDADD): New variable.
12068 (tls_shared_gnu2_gd_to_ie_test): New target.
12069 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
12071 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
12072 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
12073 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
12074 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
12075 (tls_shared_gnu2_test): New target.
12076 (tls_test_gnu2_shared.so): New target.
12077 (tls_shared_gnu2_test_SOURCES): New variable.
12078 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
12079 (tls_shared_gnu2_test_LDFLAGS): New variable.
12080 (tls_shared_gnu2_test_LDADD): New variable.
12081 * testsuite/Makefile.in: Rebuild.
12082 * testsuite/Makefile.
12084 2008-04-11 Ian Lance Taylor <iant@google.com>
12086 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
12088 * testsuite/Makefile.in: Rebuild.
12090 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
12092 * testsuite/script_test_2.cc (main): Adjust test.
12094 2008-04-11 David S. Miller <davem@davemloft.net>
12095 Ian Lance Taylor <iant@google.com>
12097 * options.h (General_options): Add entries for '-Y' and
12099 * options.cc (General_options:finalize): If -Y was used, add those
12100 entries to the library path instead of the default "/lib" and
12103 2008-04-11 David S. Miller <davem@davemloft.net>
12105 * testsuite/justsyms.t: Start at 0x100.
12106 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
12107 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
12109 * testsuite/script_test_2.cc: Adjust string and section length
12112 2008-04-09 Ian Lance Taylor <iant@google.com>
12115 * script-sections.cc (Sections_element::allocate_to_segment): Add
12117 (Output_section_definition::allocate_to_segment): Likewise.
12118 (Orphan_output_section::allocate_to_segment): Likewise.
12119 (Script_sections::attach_sections_using_phdrs_clause): Don't
12120 propagate non-PT_LOAD segments to orphan sections.
12121 * testsuite/Makefile.am (script_test_3.stdout): Generate using
12122 readelf rather than objdump.
12123 * testsuite/script_test_3.sh: Adjust accordingly. Test that
12124 .interp section and PT_INTERP segment are the same size.
12125 * testsuite/Makefile.in: Rebuild.
12127 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
12128 aliases for symbols defined in the same object.
12129 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
12130 (weak_alias_test_SOURCES): New variable.
12131 (weak_alias_test_DEPENDENCIES): New variable.
12132 (weak_alias_test_LDFLAGS): New variable.
12133 (weak_alias_test_LDADD): New variable.
12134 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
12135 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
12136 (weak_alias_test_3.o): New target.
12137 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
12138 * testsuite/weak_alias_test_main.cc: New file.
12139 * testsuite/weak_alias_test_1.cc: New file.
12140 * testsuite/weak_alias_test_2.cc: New file.
12141 * testsuite/weak_alias_test_3.cc: New file.
12143 2008-04-08 Ian Lance Taylor <iant@google.com>
12145 * options.h (class General_options): Add --noinhibit-exec option.
12146 * main.cc (main): Check --noinhibit-exec.
12148 * options.h (class General_options): Define --wrap as a special
12149 option. Add wrap_symbols_ field.
12150 (General_options::any_wrap_symbols): New function.
12151 (General_options::is_wrap_symbol): New function.
12152 * options.cc (General_options::parse_wrap): New function.
12153 (General_options::General_options): Initialize wrap_symbols_.
12154 * symtab.cc (Symbol_table::wrap_symbol): New function.
12155 (Symbol_table::add_from_object): Handle --wrap.
12156 * symtab.h (class Symbol_table): Declare wrap_symbol.
12157 * target.h (Target::wrap_char): New function.
12158 (Target::Target_info): Add wrap_char field.
12159 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
12160 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12161 * testsuite/testfile.cc (Target_test::test_target_info):
12164 * errors.cc (Errors::undefined_symbol): Mention symbol version if
12167 * layout.h (class Layout): Add added_eh_frame_data_ field.
12168 * layout.cc (Layout::Layout): Initialize new field.
12169 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
12170 output section until we find a section we merged successfully.
12171 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
12172 that the size be non-zero.
12174 * merge.cc (Object_merge_map::get_output_offset): Remove inline
12177 2008-04-08 Craig Silverstein <csilvers@google.com>
12179 * configure.ac: Export new conditional variable HAVE_ZLIB.
12180 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
12182 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
12183 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12185 2008-04-07 Ian Lance Taylor <iant@google.com>
12187 * version.cc (version_string): Set to "1.5".
12189 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
12190 Add issued_non_pic_error_ field. Declare check_non_pic.
12191 (Target_x86_64::Scan::check_non_pic): New function.
12192 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
12193 (Target_x86_64::Scan::global): Likewise.
12195 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
12196 addend parameter. Change caller. Handle merge sections.
12197 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
12198 Address to Addend. Don't add in the result of
12199 local_section_offset, pass down the addend and use the returned
12201 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
12202 Update declarations of local_section_offset and symbol_value.
12203 * testsuite/two_file_test_1.cc (t18): New function.
12204 * testsuite/two_file_test_2.cc (f18): New function.
12205 * testsuite/two_file_test_main.cc (main): Call t18.
12206 * testsuite/two_file_test.h (t18, f18): Declare.
12208 * configure.ac: Don't test for objdump, c++filt, or readelf.
12209 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
12211 (TEST_READELF): New variable.
12212 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
12213 (check_PROGRAMS): Add two_file_strip_test.
12214 (two_file_strip_test): New target.
12215 (check_PROGRAMS): Add two_file_same_shared_strip_test.
12216 (two_file_same_shared_strip_test_SOURCES): New variable.
12217 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
12218 (two_file_same_shared_strip_test_LDFLAGS): New variable.
12219 (two_file_same_shared_strip_test_LDADD): New variable.
12220 (two_file_shared_strip.so): New target.
12221 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
12222 (ver_test_5.syms, ver_test_7.syms): Likewise.
12223 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
12224 (strip_test_3.stdout): Use TEST_OBJDUMP.
12225 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12227 2008-04-04 Cary Coutant <ccoutant@google.com>
12229 * symtab.h (Symbol::is_weak_undefined): New function.
12230 (Symbol::is_strong_undefined): New function.
12231 (Symbol::is_absolute): New function.
12232 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
12233 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
12235 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
12236 (weak_undef_test): New target.
12237 * testsuite/Makefile.in: Rebuild.
12238 * testsuite/weak_undef_file1.cc: New file.
12239 * testsuite/weak_undef_file2.cc: New file.
12240 * testsuite/weak_undef_test.cc: New file.
12242 2008-04-03 Craig Silverstein <csilvers@google.com>
12244 * compressed_output.h (class Output_compressed_section): Use
12246 * compressed_output.cc (zlib_compress): Use unsigned buffers,
12248 (zlib_compressed_suffix): Removed.
12249 (Output_compressed_section::set_final_data_size): Use unsigned
12251 * testsuite/Makefile.am (flagstest_compress_debug_sections):
12252 Fix linker invocation.
12253 (flagstest_o_specialfile_and_compress_debug_sections):
12255 * testsuite/Makefile.in: Regenerated.
12257 2008-04-02 David S. Miller <davem@davemloft.net>
12259 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12260 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12262 2008-04-02 Craig Silverstein <csilvers@google.com>
12266 2008-04-02 Ian Lance Taylor <iant@google.com>
12268 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12269 parameters. Update for new key type to views_. Change all
12271 (File_read::read): Adjust for byteshift in returned view.
12272 (File_read::add_view): New function, broken out of
12273 find_and_make_view.
12274 (File_read::make_view): New function, broken out of
12275 find_and_make_view.
12276 (File_read::find_or_make_view): Add offset and aligned
12277 parameters. Rewrite accordingly. Change all callers.
12278 (File_read::get_view): Add offset and aligned parameters. Adjust
12279 for byteshift in return value.
12280 (File_read::get_lasting_view): Likewise.
12281 * fileread.h (class File_read): Update declarations.
12282 (class File_read::View): Add byteshift_ field. Add byteshift to
12283 constructor. Add byteshift method.
12284 * archive.h (Archive::clear_uncached_views): New function.
12285 (Archive::get_view): Add aligned parameter. Change all callers.
12286 * object.h (Object::get_view): Add aligned parameter. Change all
12288 (Object::get_lasting_view): Likewise.
12290 * fileread.cc (File_read::release): Don't call clear_views if
12291 there are multiple objects.
12292 * fileread.h (File_read::clear_uncached_views): New function.
12293 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12296 2008-03-31 Cary Coutant <ccoutant@google.com>
12298 Add thin archive support.
12299 * archive.cc (Archive::armagt): New const.
12300 (Archive::setup): Remove task parameter and calls to unlock.
12301 (Archive::unlock_nested_archives): New function.
12302 (Archive::read_header): Add nested_off parameter. Change
12304 (Archive::interpret_header): Likewise.
12305 (Archive::include_all_members): Change to handle thin
12307 (Archive::include_member): Likewise.
12308 * archive.h (Archive::Archive): Add new parameters and
12310 (Archive::armagt): New const.
12311 (Archive::setup): Remove task parameter.
12312 (Archive::unlock_nested_archives): New function.
12313 (Archive::read_header): Add nested_off parameter.
12314 (Archive::interpret_header): Likewise.
12315 (Archive::Nested_archive_table): New typedef.
12316 (Archive::is_thin_archive_): New field.
12317 (Archive::nested_archives_): New field.
12318 (Archive::options_): New field.
12319 (Archive::dirpath_): New field.
12320 (Archive::task_): New field.
12321 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12322 for thin archives. Pass additional parameters to
12323 Archive::Archive. Unlock the archive file after calling
12326 2008-03-29 Ian Lance Taylor <iant@google.com>
12328 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12329 version symbol to be local.
12330 * testsuite/ver_test_4.sh: New file.
12331 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12332 (check_DATA): Add ver_test_4.syms.
12333 (ver_test_4.syms): New target.
12334 * testsuite/Makefile.in: Rebuild.
12337 (Output_section::Input_section_sort_entry::has_priority): New
12339 (Output_section::Input_section_sort_entry::match_file_name): New
12341 (Output_section::Input_section_sort_entry::match_section_name):
12343 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12345 (Output_section::Input_section_sort_entry::match_section_file):
12347 (Output_section::Input_section_sort_compare::operator()): Rewrite
12348 using new Input_section_sort_entry functions. Sort crtbegin and
12349 crtend first. Sort sections with no priority before sections with
12351 * testsuite/initpri1.c (d3): Check j != 4.
12352 (cd5): New constructor/destructor function.
12353 (main): Check j != 2.
12355 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12356 new symbol when resolving, don't call set_is_default.
12357 * testsuite/ver_test_7.cc: New file.
12358 * testsuite/ver_test_7.sh: New file.
12359 * testsuite/Makefile.am (ver_test_7.so): New target.
12360 (ver_test_7.o): New target.
12361 (check_SCRIPTS): Add ver_test_7.sh.
12362 (check_DATA): Add ver_test_7.syms.
12363 (ver_test_7.syms): New target.
12365 2008-03-28 Ian Lance Taylor <iant@google.com>
12367 * layout.cc (Layout::layout): If we see an input section with a
12368 name that needs sorting, set the must_sort flag for the output
12370 (Layout::make_output_section): If the name of the output section
12371 indicates that it might require sorting, set the may_sort flag.
12372 * output.h (Output_section::may_sort_attached_input_sections): New
12374 (Output_section::set_may_sort_attached_input_sections): New
12376 (Output_section::must_sort_attached_input_sections): New
12378 (Output_section::set_must_sort_attached_input_sections): New
12380 (class Output_section): Declare Input_section_sort_entry. Define
12381 Input_section_sort_compare. Declare
12382 sort_attached_input_sections. Add new fields:
12383 may_sort_attached_input_sections_,
12384 must_sort_attached_input_sections_,
12385 attached_input_sections_are_sorted_.
12386 * output.cc (Output_section::Output_section): Initialize new
12388 (Output_section::add_input_section): Add an entry to
12389 input_sections_ if may_sort or must_sort are true.
12390 (Output_section::set_final_data_size): Call
12391 sort_attached_input_sections if necessary.
12392 (Output_section::Input_section_sort_entry): Define new class.
12393 (Output_section::Input_section_sort_compare::operator()): New
12395 (Output_section::sort_attached_input_sections): New function.
12396 * configure.ac: Check whether the compiler supports constructor
12397 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12398 * testsuite/initpri1.c: New file.
12399 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12400 CONSTRUCTOR_PRIORITY.
12401 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12402 (initpri1_LDFLAGS): New variable.
12403 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12405 2008-03-27 Ian Lance Taylor <iant@google.com>
12407 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12408 * testsuite/common_test_1.c: New file.
12409 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12410 (common_test_1_SOURCES): New variable.
12411 (common_test_1_DEPENDENCIES): New variable.
12412 (common_test_1_LDFLAGS): New variable.
12414 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12415 and commons_ correctly when NAME/VERSION does not override
12417 * testsuite/ver_test_6.c: New file.
12418 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12419 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12420 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12422 2008-03-26 Ian Lance Taylor <iant@google.com>
12424 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12425 of an undefined symbol from a version script.
12426 * testsuite/Makefile.am (ver_test_5.so): New target.
12427 (ver_test_5.o): New target.
12428 (check_SCRIPTS): Add ver_test_5.sh.
12429 (check_DATA): Add ver_test_5.syms.
12430 (ver_test_5.syms): New target.
12431 * testsuite/ver_test_5.cc: New file.
12432 * testsuite/ver_test_5.script: New file.
12433 * testsuite/ver_test_5.sh: New file.
12434 * Makefile.in, testsuite/Makefile.in: Rebuild.
12437 Fix problems building gold with gcc 4.3.0.
12438 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12439 (gold_error_at_location, gold_warning_at_location): Use it.
12440 * configure.ac: Check whether we can compile and use a template
12441 function with a printf attribute.
12442 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12443 when jumping over bytes.
12444 * object.cc: Instantiate Object::read_section_data.
12445 * debug.h: Include <cstring>
12446 * dwarf_reader.cc: Include <algorithm>
12447 * main.cc: Include <cstring>.
12448 * options.cc: Include <cstring>.
12449 * output.cc: Include <cstring>.
12450 * script.cc: Include <cstring>.
12451 * script.h: Include <string>.
12452 * symtab.cc: Include <cstring> and <algorithm>.
12453 * target-select.cc: Include <cstring>.
12454 * version.cc: Include <string>.
12455 * testsuite/testmain.cc: Include <cstdlib>.
12456 * configure, config.in: Rebuild.
12458 2008-03-25 Ian Lance Taylor <iant@google.com>
12460 * options.cc: Include "../bfd/bfdver.h".
12461 (options::help): Print bug reporting address.
12463 * version.cc (print_version): Adjust output for current value of
12464 BFD_VERSION_STRING.
12468 * options.cc (options::help): Print list of supported targets.
12469 * target-select.h: Include <vector>.
12470 (class Target_selector): Make machine_, size_, and is_big_endian_
12471 fields const. Add bfd_name_ and instantiated_target_ fields.
12472 (Target_selector::Target_selector): Add bfd_name parameter.
12473 (Target_selector::recognize): Make non-virtual, call
12475 (Target_selector::recognize_by_name): Make non-virtual, call
12476 do_recognize_by_name.
12477 (Target_selector::supported_names): New function.
12478 (Target_selector::bfd_name): New function.
12479 (Target_selector::do_instantiate_target): New pure virtual
12481 (Target_selector::do_recognize): New virtual function.
12482 (Target_selector::do_recognize_by_name): New virtual function.
12483 (Target_selector::instantiate_target): New private function.
12484 (supported_target_names): Declare.
12485 * target-select.cc (Target_selector::Target_selector): Update for
12486 new parameter and fields.
12487 (select_target_by_name): Check that the name matches before
12488 calling recognize_by_name.
12489 (supported_target_names): New function.
12490 * i386.cc (class Target_selector_i386): Update Target_selector
12491 constructor call. Remove recognize and recognize_by_name. Add
12492 do_instantiate_target.
12493 * x86_64.cc (class Target_selector_x86_64): Likewise.
12494 * testsuite/testfile.cc (class Target_selector_test): Update for
12495 changes to Target_selector.
12497 * README: Rewrite, with some notes on unsupported features.
12499 2008-03-24 Cary Coutant <ccoutant@google.com>
12501 * i386.cc (Target_i386::Got_type): New enum declaration.
12502 (Target_i386::Scan::local): Updated callers of Output_data_got
12504 (Target_i386::Scan::global): Likewise.
12505 (Target_i386::Relocate::relocate): Likewise.
12506 (Target_i386::Relocate::relocate_tls): Likewise.
12507 * object.h (Got_offset_list): New class.
12508 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12509 (Sized_relobj::local_got_offset): Likewise.
12510 (Sized_relobj::set_local_got_offset): Likewise.
12511 (Sized_relobj::local_has_tls_got_offset): Removed.
12512 (Sized_relobj::local_tls_got_offset): Removed.
12513 (Sized_relobj::set_local_tls_got_offset): Removed.
12514 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12515 * output.cc (Output_data_got::add_global): Added got_type parameter.
12516 (Output_data_got::add_global_with_rel): Likewise.
12517 (Output_data_got::add_global_with_rela): Likewise.
12518 (Output_data_got::add_global_pair_with_rel): New function.
12519 (Output_data_got::add_global_pair_with_rela): New function.
12520 (Output_data_got::add_local): Added got_type parameter.
12521 (Output_data_got::add_local_with_rel): Likewise.
12522 (Output_data_got::add_local_with_rela): Likewise.
12523 (Output_data_got::add_local_pair_with_rel): New function.
12524 (Output_data_got::add_local_pair_with_rela): New function.
12525 (Output_data_got::add_global_tls): Removed.
12526 (Output_data_got::add_global_tls_with_rel): Removed.
12527 (Output_data_got::add_global_tls_with_rela): Removed.
12528 (Output_data_got::add_local_tls): Removed.
12529 (Output_data_got::add_local_tls_with_rel): Removed.
12530 (Output_data_got::add_local_tls_with_rela): Removed.
12531 * output.h (Output_data_got::add_global): Added got_type parameter.
12532 (Output_data_got::add_global_with_rel): Likewise.
12533 (Output_data_got::add_global_with_rela): Likewise.
12534 (Output_data_got::add_global_pair_with_rel): New function.
12535 (Output_data_got::add_global_pair_with_rela): New function.
12536 (Output_data_got::add_local): Added got_type parameter.
12537 (Output_data_got::add_local_with_rel): Likewise.
12538 (Output_data_got::add_local_with_rela): Likewise.
12539 (Output_data_got::add_local_pair_with_rel): New function.
12540 (Output_data_got::add_local_pair_with_rela): New function.
12541 (Output_data_got::add_global_tls): Removed.
12542 (Output_data_got::add_global_tls_with_rel): Removed.
12543 (Output_data_got::add_global_tls_with_rela): Removed.
12544 (Output_data_got::add_local_tls): Removed.
12545 (Output_data_got::add_local_tls_with_rel): Removed.
12546 (Output_data_got::add_local_tls_with_rela): Removed.
12547 * resolve.cc (Symbol::override_base_with_special): Removed
12548 reference to has_got_offset_ field.
12549 * symtab.cc (Symbol::init_fields): Replaced initialization
12550 of got_offset_ with got_offsets_. Removed initialization
12552 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
12553 (Symbol::got_offset): Likewise.
12554 (Symbol::set_got_offset): Likewise.
12555 (Symbol::has_tls_got_offset): Removed.
12556 (Symbol::tls_got_offset): Removed.
12557 (Symbol::set_tls_got_offset): Removed.
12558 (Symbol::got_offset_): Removed.
12559 (Symbol::tls_mod_got_offset_): Removed.
12560 (Symbol::tls_pair_got_offset_): Removed.
12561 (Symbol::got_offsets_): New field.
12562 (Symbol::has_got_offset): Removed.
12563 (Symbol::has_tls_mod_got_offset): Removed.
12564 (Symbol::has_tls_pair_got_offset): Removed.
12565 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12566 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12568 (Target_x86_64::Scan::global): Likewise.
12569 (Target_x86_64::Relocate::relocate): Likewise.
12570 (Target_x86_64::Relocate::relocate_tls): Likewise.
12572 2008-03-25 Ben Elliston <bje@au.ibm.com>
12574 * yyscript.y: Fix spelling error in comment.
12576 2008-03-24 Ian Lance Taylor <iant@google.com>
12578 * options.h (class General_options): Define build_id option.
12579 * layout.h (class Layout): Declare write_build_id, create_note,
12580 create_build_id. Add build_id_note_ member.
12581 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12582 "libiberty.h", "md5.h", "sha1.h".
12583 (Layout::Layout): Initialize eh_frame_data_,
12584 eh_frame_hdr_section_, and build_id_note_.
12585 (Layout::finalize): Call create_build_id.
12586 (Layout::create_note): New function, broken out of
12587 Layout::create_gold_note.
12588 (Layout::create_gold_note): Call create_note.
12589 (Layout::create_build_id): New function.
12590 (Layout::write_build_id): New function.
12591 (Close_task_runner::run): Call write_build_id.
12593 * x86_64.cc: Correct license to GPLv3.
12595 2008-03-23 Ian Lance Taylor <iant@google.com>
12597 * options.cc: Include "demangle.h".
12598 (parse_optional_string): New function.
12599 (parse_long_option): Handle takes_optional_argument.
12600 (parse_short_option): Update dash_z initializer. Handle
12601 takes_optional_argument.
12602 (General_options::General_options): Initialize do_demangle_.
12603 (General_options::finalize): Set do_demangle_. Handle demangling
12605 * options.h (parse_optional_string): Declare.
12606 (struct One_option): Add optional_arg field. Update constructor.
12607 Update call constructor calls. Add takes_optional_argument
12609 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12610 (DEFINE_optional_string): Define.
12611 (General_options::demangle): Change from DEFINE_bool to
12612 DEFINE_optional_string.
12613 (General_options::no_demangle): New function.
12614 (General_options::do_demangle): New function.
12615 (General_options::set_do_demangle): New function.
12616 (General_options::execstack_status_): Move definition to end of
12618 (General_options::static_): Likewise.
12619 (General_options::do_demangle_): New field.
12620 * object.cc (big_endian>::get_symbol_location_info): Call
12621 Options::do_demangle, not Options::demangle.
12622 * symtab.cc (demangle): Likewise.
12624 2008-03-22 Ian Lance Taylor <iant@google.com>
12626 * gold.h: Include <cstddef> and <sys/types.h>
12627 * options.h: Include <cstring>.
12629 2008-03-21 Ian Lance Taylor <iant@google.com>
12631 * Added source code to GNU binutils.