| blob | 47ec2ec0fe9203553f3d49b64265a6176ee3fa21 |
1 2012-02-16 Cary Coutant <ccoutant@google.com>
3 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
4 * testsuite/Makefile.in: Regenerate.
6 2012-02-14 Cary Coutant <ccoutant@google.com>
8 * options.cc (General_options::finalize): Disallow -pie and -static.
10 2012-02-03 Doug Kwan <dougkwan@google.com>
12 * arm.cc (Arm_relocate_functions::abs8,
13 Arm_relocate_functions::abs16): Use
14 Bits::has_signed_unsigned_overflow32.
15 (Arm_relocate_functions::thm_abs8): Correct range of
16 overflow check.
17 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
18 in assertions.
20 2012-02-02 Doug Kwan <dougkwan@google.com>
22 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
23 position independent outputs, not just shared objects.
25 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
27 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
28 * configure: Regenerated.
30 2012-01-27 Ian Lance Taylor <iant@google.com>
32 * reloc.h (Bits): New class with static functions, copied from
33 namespace utils in arm.cc.
34 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
35 instead.
37 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
39 * incremental.cc (write_info_blocks): Correct relocation offset.
41 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
43 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
44 (Relocate::tls_gd_to_le): Likewise.
46 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
48 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
50 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
52 * configure.ac: Check if -mcmodel=medium works.
53 * configure: Regenerated.
55 2012-01-24 Cary Coutant <ccoutant@google.com>
57 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
58 definition and ...
59 (read_unsigned_LEB_128_x): ... this new function.
60 (read_signed_LEB_128): Replaced with inline definition and ...
61 (read_signed_LEB_128_x): ... this new function.
62 * int_encoding.h (read_unsigned_LEB_128_x): New function.
63 (read_unsigned_LEB_128): Add inline definition.
64 (read_signed_LEB_128_x): New function.
65 (read_signed_LEB_128): Add inline definition.
66 * testsuite/Makefile.am (leb128_unittest): New unit test.
67 * testsuite/Makefile.in: Regenerate.
68 * testsuite/leb128_unittest.cc: New unit test.
70 2012-01-23 Ian Lance Taylor <iant@google.com>
72 PR gold/13617
73 * i386.cc (Target_i386::do_code_fill): When using a jmp
74 instruction, pad with nop instructions.
75 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
77 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
79 * x86_64.cc (gc_process_relocs): Add typename on types used in
80 template.
81 (scan_relocs): Likewise.
82 (relocate_section): Likewise.
83 (apply_relocation): Likewise.
85 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
87 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
88 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
89 under x32.
91 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
93 * x86_64.cc: Initial support for x32.
95 2012-01-03 Cary Coutant <ccoutant@google.com>
97 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
98 Use abstract base class for GOT.
99 * gold/output.h (class Output_data_got_base): New abstract base class.
100 (class Output_data_got): Derive from new base class, adjust ctors.
101 (Output_data_got::reserve_slot): Make virtual; rename to
102 do_reserve_slot; Adjust callers.
103 * gold/target.h (Sized_target::init_got_plt_for_update): Return
104 pointer to abstract base class.
105 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
107 2011-12-18 Ian Lance Taylor <iant@google.com>
109 * object.h (Relobj::local_symbol_value): New function.
110 (Relobj::local_plt_offset): New function.
111 (Relobj::local_has_got_offset): New function.
112 (Relobj::local_got_offset): New function.
113 (Relobj::set_local_got_offset): New function.
114 (Relobj::do_local_symbol_value): New pure virtual function.
115 (Relobj::do_local_plt_offset): Likewise.
116 (Relobj::do_local_has_got_offset): Likewise.
117 (Relobj::do_local_got_offset): Likewise.
118 (Relobj::do_set_local_got_offset): Likewise.
119 (Sized_relobj::do_local_has_got_offset): Rename from
120 local_has_got_offset.
121 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
122 (Sized_relobj::do_set_local_got_offset): Rename from
123 set_local_got_offset.
124 (Sized_relobj_file::do_local_plt_offset): Rename from
125 local_plt_offset.
126 (Sized_relobj_file::do_local_symbol_value): New function.
127 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
128 local_plt_offset.
129 * output.cc (Output_data_got::Got_entry::write): Change object to
130 Relobj. Use local_symbol_value.
131 (Output_data_got::add_global_with_rel): Change rel_dyn to
132 Output_data_reloc_generic*. Use add_global_generic.
133 (Output_data_got::add_global_with_rela): Remove. Change all
134 callers to use add_global_with_rel.
135 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
136 Output_data_reloc_generic*. Use add_global_generic.
137 (Output_data_got::add_global_pair_with_rela): Remove. Change all
138 callers to use add_global_pair_with_rel.
139 (Output_data_got::add_local): Change object to Relobj*.
140 (Output_data_got::add_local_plt): Likewise.
141 (Output_data_got::add_local_with_rel): Change object to Relobj*,
142 change rel_dyn to Output_data_reloc_generic*. Use
143 add_local_generic.
144 (Output_data_got::add_local_with_rela): Remove. Change all
145 callers to use all_local_with_rel.
146 (Output_data_got::add_local_pair_with_rel): Change object to
147 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
148 add_output_section_generic.
149 (Output_data_got::add_local_pair_with_rela): Remove. Change all
150 callers to use add_local_pair_with_rel.
151 (Output_data_got::reserve_local): Change object to Relobj*.
152 * output.h: (class Output_data_reloc_generic): Add pure virtual
153 declarations for add_global_generic, add_local_generic,
154 add_output_section_generic.
155 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
156 functions for Output_data_reloc_generic. Update declarations for
157 changes listed in output.cc.
158 (class Output_data_got): Change template parameter to got_size.
159 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
160 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
161 function.
162 (Sized_relobj_incr::do_local_plt_offset): New function.
163 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
164 add_global_generic.
166 2011-12-17 Cary Coutant <ccoutant@google.com>
168 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
169 * resolve.cc (Symbol_table::resolve): Likewise.
170 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
171 arrays.
172 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
174 2011-12-16 Ian Lance Taylor <iant@google.com>
176 * output.h (Output_data_reloc_generic::add): Only call
177 add_dynamic_reloc if this is a dynamic reloc section.
179 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
181 PR gold/13505
182 * target-reloc.h (apply_relocation): Replace <64, false> with
183 <size, big_endian>.
185 2011-11-25 Nick Clifton <nickc@redhat.com>
187 * po/it.po: New Italian translation.
189 2011-11-17 Sterling Augustine <saugustine@google.com>
191 * script.cc (script_include_directive): Implement.
192 (read_script_file): New local variables name and search_path. Update
193 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
194 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
195 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
197 2011-11-11 Sterling Augustine <saugustine@google.com>
199 * yyscript.y (section_cmd): Add support for INCLUDE directive.
200 (file_or_sections_cmd): Likewise.
202 2011-11-11 Doug Kwan <dougkwan@google.com>
204 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
205 if --just-symbols is given.
207 2011-11-10 Doug Kwan <dougkwan@google.com>
209 PR gold/13362
210 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
211 when processing data relocs.
212 * reloc.h (Relocate_functions::rel_unaligned): New method.
213 (Relocate_functions::pcrel_unaligned): Ditto.
214 (Relocate_functions::rel32_unaligned): Ditto.
215 (Relocate_functions::pcrel32_unaligned): Ditto.
217 2011-11-09 Doug Kwan <dougkwan@google.com>
219 PR gold/13362
220 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
221 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
222 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
223 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
224 (Relocate_functions::rel_unaligned): New.
225 (Relocate_functions::rel32_unaligned): New.
226 * target-reloc.h (relocate_for_relocatable): Add code to handle
227 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
228 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
229 arm_unaligned_reloc_r): New targets.
230 * testsuite/Makefile.in: Regenerate.
231 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
232 linking.
234 2011-11-02 Ian Lance Taylor <iant@google.com>
236 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
237 NATIVE_LINKER.
238 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
239 * options.cc (General_options::finalize): Use library search path
240 from configure script if specified. If not native and no sysroot,
241 only search TOOLLIBDIR.
242 * options.h (Search_directory::Search_directory): Change name to
243 const std::string&.
244 (General_options::add_to_library_path_with_sysroot): Change arg to
245 const std::string&.
246 * configure, Makefile.in, config.in: Rebuild.
248 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
250 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
251 we are working around the ARM1176 Erratum.
252 * options.h (General_options::fix_arm1176): Add option.
253 * testsuite/Makefile.am: Add testcases, and keep current ones
254 working.
255 * testsuite/Makefile.in: Regenerate.
256 * testsuite/arm_fix_1176.s: New file.
257 * testsuite/arm_fix_1176.sh: Likewise.
259 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
261 * arm.cc (Target_arm::Target_arm): Remove initialisation of
262 may_use_blx_.
263 (Target_arm::may_use_blx): Remove method.
264 (Target_arm::set_may_use_blx): Likewise.
265 (Target_arm::may_use_v4t_interworking): New method.
266 (Target_arm::may_use_v5t_interworking): Likewise.
267 (Target_arm::may_use_blx_): Remove member variable.
268 (Arm_relocate_functions::arm_branch_common): Check for v5T
269 interworking.
270 (Arm_relocate_functions::thumb_branch_common): Likewise.
271 (Reloc_stub::stub_type_for_reloc): Likewise.
272 (Target_arm::do_finalize_sections): Correct interworking checks.
273 * testsuite/Makefile.am: Add new tests.
274 * testsuite/Makefile.in: Regenerate.
275 * testsuite/arm_farcall_arm_arm.s: New test.
276 * testsuite/arm_farcall_arm_arm.sh: Likewise.
277 * testsuite/arm_farcall_arm_thumb.s: Likewise.
278 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
279 * testsuite/arm_farcall_thumb_arm.s: Likewise.
280 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
281 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
282 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
284 2011-10-31 Cary Coutant <ccoutant@google.com>
286 PR gold/13023
287 * expression.cc (Expression::eval_with_dot): Add
288 is_section_dot_assignment parameter.
289 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
290 absolute and assigning to dot within a section.
291 * script-sections.cc
292 (Output_section_element_assignment::set_section_addresses): Pass
293 dot_section to set_if_absolute.
294 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
295 as is_section_dot_assignment flag to eval_with_dot.
296 (Output_section_element_dot_assignment::set_section_addresses):
297 Likewise.
298 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
299 parameter. Also set value if relative to dot_section; set the
300 symbol's output_section.
301 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
302 parameter. Adjust all callers.
303 (Expression::eval_maybe_dot): Likewise.
304 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
305 Adjust all callers.
306 * testsuite/script_test_2.t: Test assignment of an absolute value
307 to dot within an output section element.
309 2011-10-31 Cary Coutant <ccoutant@google.com>
311 * options.h (class General_options): Add --[no-]gnu-unique options.
312 * symtab.cc (Symbol_table::sized_write_globals): Convert
313 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
315 2011-10-31 Cary Coutant <ccoutant@google.com>
317 PR gold/13359
318 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
319 unnecessary assertion.
320 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
322 2011-10-31 Sriraman Tallam <tmsriram@google.com>
324 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
325 gc_mark_symbol.
326 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
327 gc_mark_symbol.
328 Change to just keep the section associated with symbol.
329 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
330 they are externally visible and --export-dynamic is turned on.
331 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
333 2011-10-19 Ian Lance Taylor <iant@google.com>
335 PR gold/13163
336 * script-sections.cc
337 (Output_section_element_dot_assignment::needs_output_section): New
338 function.
340 2011-10-19 Ian Lance Taylor <iant@google.com>
342 PR gold/13204
343 * layout.cc (Layout::segment_precedes): Don't assert failure if a
344 --section-start option was seen.
345 * options.h (General_options::any_section_start): New function.
347 2011-10-18 David S. Miller <davem@davemloft.net>
349 PR binutils/13301
350 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
351 member to track relocation locations that have moved during TLS
352 reloc optimizations.
353 (Target_sparc::Relocate::Relocate): Initialize to NULL.
354 (Target_sparc::Relocate::relocate): Adjust view down by 4
355 bytes if it matches reloc_adjust_addr_.
356 (Target_sparc::Relocate::relocate_tls): Always move the
357 __tls_get_addr call delay slot instruction forward 4 bytes when
358 performing relaxation.
360 2011-10-18 Cary Coutant <ccoutant@google.com>
362 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
363 (Output_file::map_no_anonymous): Check for non-zero
364 return code from posix_fallocate.
366 2011-10-17 Cary Coutant <ccoutant@google.com>
368 PR gold/13245
369 * plugin.cc (is_visible_from_outside): Check for symbols
370 referenced from dynamic objects.
371 * resolve.cc (Symbol_table::resolve): Don't count references
372 from dynamic objects as references from real ELF files.
373 * testsuite/plugin_test_2.sh: Adjust expected result.
375 2011-10-17 Cary Coutant <ccoutant@google.com>
377 * gold.cc: Include timer.h.
378 (queue_middle_tasks): Stamp time.
379 (queue_final_tasks): Likewise.
380 * main.cc (main): Store timer in parameters. Print timers
381 for each pass.
382 * parameters.cc (Parameters::Parameters): Initialize timer_.
383 (Parameters::set_timer): New function.
384 (set_parameters_timer): New function.
385 * parameters.h (Parameters::set_timer): New function.
386 (Parameters::timer): New function.
387 (Parameters::timer_): New data member.
388 (set_parameters_timer): New function.
389 * timer.cc (Timer::stamp): New function.
390 (Timer::get_pass_time): New function.
391 * timer.h (Timer::stamp): New function.
392 (Timer::get_pass_time): New function.
393 (Timer::pass_times_): New data member.
395 2011-10-17 Cary Coutant <ccoutant@google.com>
397 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
398 task for members of lib groups.
400 2011-10-17 Cary Coutant <ccoutant@google.com>
402 PR gold/13288
403 * fileread.cc (File_read::find_view): Add assert.
404 (File_read::make_view): Move bounds check (replace with assert)...
405 (File_read::find_or_make_view): ... to here.
407 2011-10-12 Cary Coutant <ccoutant@google.com>
409 * output.cc (Output_file::open_base_file): Handle case where
410 ::read returns less than requested size.
412 2011-10-10 Cary Coutant <ccoutant@google.com>
414 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
415 Initialize defined_count_.
416 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
417 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
418 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
419 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
420 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
421 * incremental.h (Sized_relobj_incr::defined_count_): New data
422 member.
423 (Sized_incr_dynobj::defined_count_): New data member.
424 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
425 Return zeroes instead of internal error.
427 2011-10-10 Cary Coutant <ccoutant@google.com>
429 PR gold/13249
430 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
431 (Output_reloc::symbol_value): Return PLT offset if flag is set.
432 * output.h (class Output_reloc): Add use_plt_offset flag.
433 (Output_reloc::type_): Adjust size of bit field.
434 (Output_reloc::use_plt_offset_): New bit field.
435 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
436 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
437 flag. Adjust all callers.
438 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
439 creating RELATIVE relocations.
441 2011-10-10 Nick Clifton <nickc@redhat.com>
443 * po/es.po: Updated Spanish translation.
444 * po/fi.po: Updated Finnish translation.
446 2011-10-03 Diego Novillo <dnovillo@google.com>
448 * options.cc (parse_uint): Fix dereference of RETVAL.
450 2011-09-29 Sriraman Tallam <tmsriram@google.com>
452 * layout.h (section_order_map_): New member.
453 (get_section_order_map): New member function.
454 * output.cc (Output_section::add_input_section): Check for patterns
455 only when --section-ordering-file is specified.
456 * gold.cc (queue_middle_tasks): Delay updating order of sections till
457 output_sections have been formed.
458 * layout.cc (Layout_Layout): Initialize section_order_map_.
459 * plugin.cc (update_section_order): Store order in order_map. Do not
460 update the order.
461 * testsuite/Makefile.am: Add test case for plugin_final_layout.
462 * testsuite/Makefile.in: Regenerate.
463 * testsuite/plugin_section_order.c: New file.
464 * testsuite/plugin_final_layout.cc: New file.
465 * testsuite/plugin_final_layout.sh: New file.
467 2011-09-29 Cary Coutant <ccoutant@google.com>
469 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
470 Check for NULL.
471 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
472 symbols during incremental update.
473 (Symbol_table::add_from_dynobj): Likewise.
475 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
476 Ian Lance Taylor <iant@google.com>
478 * symtab.cc (Symbol_table::define_special_symbol): Always
479 canonicalize version string.
481 2011-09-26 Cary Coutant <ccoutant@google.com>
483 * gold.cc (queue_initial_tasks): Move option checks ...
484 * options.cc (General_options::finalize): ... to here. Disable
485 some options; make others fatal.
487 2011-09-26 Cary Coutant <ccoutant@google.com>
489 gcc PR lto/47247
490 * plugin.cc (get_symbols_v2): New function.
491 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
492 (is_referenced_from_outside): New function.
493 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
494 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
495 (get_symbols): Pass version parameter.
496 (get_symbols_v2): New function.
497 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
498 parameter.
499 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
500 (onload): Add LDPT_GET_SYMBOLS_V2.
501 (all_symbols_read_hook): Use get_symbols_v2; check for
502 LDPR_PREVAILING_DEF_IRONLY_EXP.
503 * testsuite/plugin_test_3.sh: Update expected results.
505 2011-09-23 Simon Baldwin <simonb@google.com>
507 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
508 configuration options.
509 * configure: Regenerate.
510 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
511 * Makefile.in: Regenerate.
512 * testsuite/Makefile.in: Regenerate.
514 2011-09-19 Sriraman Tallam <tmsriram@google.com>
516 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
518 2011-09-19 Cary Coutant <ccoutant@google.com>
520 * incremental.cc (can_incremental_update): Fix typo in comment.
521 * incremental.h (can_incremental_update): Likewise.
523 2011-09-18 Cary Coutant <ccoutant@google.com>
525 * incremental.cc (can_incremental_update): New function.
526 * incremental.h (can_incremental_update): New function.
527 * layout.cc (Layout::init_fixed_output_section): Call it.
528 (Layout::make_output_section): Don't allow patch space in .eh_frame.
529 * object.cc (Sized_relobj_file::do_layout): Call
530 can_incremental_update.
532 2011-09-13 Cary Coutant <ccoutant@google.com>
534 * configure.ac: Check for glibc support for gnu_indirect_function
535 support with static linking, setting automake conditional
536 IFUNC_STATIC.
537 * Makefile.in: Regenerate.
538 * configure: Regenerate.
540 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
541 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
542 for IFUNC_STATIC.
543 * testsuite/Makefile.in: Regenerate.
545 2011-09-13 Cary Coutant <ccoutant@google.com>
547 * incremental.cc (Sized_relobj_incr::do_layout): Call
548 report_comdat_group for kept comdat sections.
549 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
550 * testsuite/Makefile.in: Regenerate.
551 * testsuite/incr_comdat_test_1.cc: New source file.
552 * testsuite/incr_comdat_test_2_v1.cc: New source file.
553 * testsuite/incr_comdat_test_2_v2.cc: New source file.
554 * testsuite/incr_comdat_test_2_v3.cc: New source file.
556 2011-09-13 Ian Lance Taylor <iant@google.com>
558 * object.cc (Sized_relobj_file::do_layout): Remove unused local
559 variable external_symbols_offset.
561 2011-09-12 Ian Lance Taylor <iant@google.com>
563 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
564 triggered if object has no symbols.
566 2011-09-09 David S. Miller <davem@davemloft.net>
568 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
569 (Output_fill_debug_line::do_write): Likewise.
571 2011-08-29 Cary Coutant <ccoutant@google.com>
573 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
574 casts to match formatting specs.
575 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
577 2011-08-26 Cary Coutant <ccoutant@google.com>
579 * layout.cc (Free_list::allocate): Provide guarantee of minimum
580 remaining hole size when allocating.
581 (Layout::make_output_section): Set fill methods for debug sections.
582 * layout.h (Free_list::Free_list_node): Move from private to
583 public.
584 (Free_list::set_min_hole_size): New function.
585 (Free_list::begin, Free_list::end): New functions.
586 (Free_list::min_hole_): New data member.
587 * output.cc: Include dwarf.h.
588 (Output_fill_debug_info::do_minimum_hole_size): New function.
589 (Output_fill_debug_info::do_write): New function.
590 (Output_fill_debug_line::do_minimum_hole_size): New function.
591 (Output_fill_debug_line::do_write): New function.
592 (Output_section::Output_section): Initialize new data member.
593 (Output_section::set_final_data_size): Ensure patch space is larger
594 than minimum hole size.
595 (Output_section::do_write): Fill holes in debug sections.
596 * output.h (Output_fill): New class.
597 (Output_fill_debug_info): New class.
598 (Output_fill_debug_line): New class.
599 (Output_section::set_free_space_fill): New function.
600 (Output_section::free_space_fill_): New data member.
601 * testsuite/Makefile.am (incremental_test_3): Add
602 --incremental-patch option.
603 (incremental_test_4): Likewise.
604 (incremental_test_5): Likewise.
605 (incremental_test_6): Likewise.
606 (incremental_copy_test): Likewise.
607 (incremental_common_test_1): Likewise.
608 * testsuite/Makefile.in: Regenerate.
610 2011-08-26 Nick Clifton <nickc@redhat.com>
612 * po/es.po: Updated Spanish translation.
614 2011-08-01 Cary Coutant <ccoutant@google.com>
616 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
617 * gold/testsuite/Makefile.in: Regenerate.
618 * gold/testsuite/justsyms_exec.c: New source file.
619 * gold/testsuite/justsyms_lib.c: New source file.
621 2011-08-01 Cary Coutant <ccoutant@google.com>
623 * layout.cc (Layout::set_segment_offsets): Don't realign text
624 segment if -Ttext was specified.
625 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
626 file type.
627 * object.h (Sized_relobj_file::e_type): New function.
628 (Sized_relobj_file::e_type_): New data member.
629 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
630 base address for ET_EXEC files.
631 * target.cc (Target::do_make_elf_object_implementation): Allow
632 ET_EXEC files with --just-symbols option.
634 2011-07-28 Cary Coutant <ccoutant@google.com>
636 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
637 Add thread_number parameter.
638 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
639 * workqueue-threads.cc
640 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
641 current thread if its thread number is greater than desired thread
642 count.
643 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
644 Add thread_number parameter.
645 (Workqueue::should_cancel_thread): Likewise.
646 (Workqueue::find_runnable_or_wait): Pass thread_number to
647 should_cancel_thread.
648 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
649 parameter.
651 2011-07-22 Sriraman Tallam <tmsriram@google.com>
653 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
654 only after checking if it cannot be forced local.
655 * symtab.h (is_externally_visible): Check if the symbol is not forced
656 local.
658 2011-07-15 Ian Lance Taylor <iant@google.com>
660 * options.h (class General_options): Add --print-output-format.
661 Move -EL next to -EB, for better --help output.
662 * target-select.cc: Include <cstdio>, "options.h", and
663 "parameters.h".
664 (Target_selector::do_target_bfd_name): New function.
665 (print_output_format): New function.
666 * target-select.h (class Target_selector): Update declarations.
667 (Target_selector::target_bfd_name): New function.
668 (print_output_format): Declare.
669 * main.cc: Include "target-select.h".
670 (main): Handle --print-output-format.
671 * gold.cc: Include "target-select.h".
672 (queue_initial_tasks): Handle --print-output-format when there are
673 no input files.
674 * parameters.cc (parameters_force_valid_target): Give a better
675 error message if -EB/-EL does not match target.
676 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
677 function.
679 2011-07-15 Ian Lance Taylor <iant@google.com>
681 * i386.cc (class Output_data_plt_i386): Add layout_ field.
682 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
683 (Output_data_plt_i386::do_write): Write address of .dynamic
684 section to first entry in .got.plt section.
685 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
686 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
687 Initialize layout_.
688 (Output_data_plt_x86_64::do_write): Write address of .dynamic
689 section to first entry in .got.plt section.
690 * layout.h (Layout::dynamic_section): New function.
692 2011-07-13 Sriraman Tallam <tmsriram@google.com>
694 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
695 to claim_file call.
696 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
697 input_section_position_, and input_section_glob_.
698 (read_layout_from_file): Call function section_ordering_specified.
699 * layout.h (is_section_ordering_specified): New function.
700 (section_ordering_specified): New function.
701 (section_ordering_specified_): New boolean member.
702 * main.cc(main): Call load_plugins after layout object is defined.
703 * output.cc (Output_section::add_input_section): Use
704 function section_ordering_specified to check if section ordering is
705 needed.
706 * output.cc (Output_section::add_relaxed_input_section): Use
707 function section_ordering_specified to check if section ordering is
708 needed.
709 (Output_section::update_section_layout): New function.
710 (Output_section::sort_attached_input_sections): Check if input section
711 must be reordered.
712 * output.h (Output_section::update_section_layout): New function.
713 * plugin.cc (get_section_count): New function.
714 (get_section_type): New function.
715 (get_section_name): New function.
716 (get_section_contents): New function.
717 (update_section_order): New function.
718 (allow_section_ordering): New function.
719 (Plugin::load): Add the new interfaces to the transfer vector.
720 (Plugin_manager::load_plugins): New parameter.
721 (Plugin_manager::all_symbols_read): New parameter.
722 (Plugin_manager::claim_file): New parameter. Save the elf object for
723 unclaimed objects.
724 (Plugin_manager::get_elf_object): New function.
725 (Plugin_manager::get_view): Change to directly use the bool to check
726 if get_view is called from claim_file_hook.
727 * plugin.h (input_objects): New function
728 (Plugin__manager::load_plugins): New parameter.
729 (Plugin_manager::claim_file): New parameter.
730 (Plugin_manager::get_elf_object): New function.
731 (Plugin_manager::in_claim_file_handler): New function.
732 (Plugin_manager::in_claim_file_handler_): New member.
733 (layout): New function.
734 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
735 handler with an extra parameter. Make the elf object before calling
736 claim_file handler.
737 * testsuite/plugin_test.c (get_section_count): New function pointer.
738 (get_section_type): New function pointer.
739 (get_section_name): New function pointer.
740 (get_section_contents): New function pointer.
741 (update_section_order): New function pointer.
742 (allow_section_ordering): New function pointer.
743 (onload): Check if the new interfaces exist.
745 2011-07-13 Ian Lance Taylor <iant@google.com>
747 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
748 relro section.
749 * x86_64.cc (Target_x86_64::got_section): Likewise.
750 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
751 (relro_now_test_SOURCES): New variable.
752 (relro_now_test_DEPENDENCIES): New variable.
753 (relro_now_test_LDFLAGS): New variable.
754 (relro_now_test_LDADD): New variable.
755 (relro_now_test.so): New target.
756 * testsuite/Makefile.in: Rebuild.
758 2011-07-12 Ian Lance Taylor <iant@google.com>
760 PR gold/12980
761 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
762 GLOB_DAT relocation rather than a RELATIVE relocation for a
763 protected symbol when creating a shared library.
764 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
765 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
766 * testsuite/protected_main_1.cc (main): Test that protected
767 function has same address.
769 2011-07-11 Ian Lance Taylor <iant@google.com>
771 PR gold/12979
772 * options.h (class General_options): Add -Bgroup.
773 * options.cc (General_options::finalize): If -Bgroup is set,
774 default to --unresolved-symbols=report-all.
775 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
776 * target-reloc.h (issue_undefined_symbol_error): Handle
777 --unresolved-symbols=report-all.
779 2011-07-08 Ian Lance Taylor <iant@google.com>
781 PR gold/11985
782 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
783 if linker script discards key sections.
784 (Layout::create_dynamic_symtab): Likewise.
785 (Layout::assign_local_dynsym_offsets): Likewise.
786 (Layout::sized_create_version_sections): Likewise.
787 (Layout::create_interp): Likewise.
788 (Layout::finish_dynamic_section): Likewise.
789 (Layout::set_dynamic_symbol_size): Likewise.
791 2011-07-08 Ian Lance Taylor <iant@google.com>
793 PR gold/12386
794 * options.h (class General_options): Add --unresolved-symbols.
795 * target-reloc.h (issue_undefined_symbol_error): Check
796 --unresolved-symbols. Add comments.
798 2011-07-08 Ian Lance Taylor <iant@google.com>
800 * testsuite/odr_violation2.cc (Ordering::operator()): Make
801 expression more complex.
803 2011-07-08 Ian Lance Taylor <iant@google.com>
805 PR gold/11317
806 * target-reloc.h (issue_undefined_symbol_error): New inline
807 function, broken out of relocate_section.
808 (relocate_section): Call issue_undefined_symbol_error.
809 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
810 there is no TLS segment if we are about to issue an undefined
811 symbol error.
812 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
814 2011-07-08 Ian Lance Taylor <iant@google.com>
816 PR gold/12279
817 * resolve.cc (Symbol_table::should_override): Add fromtype
818 parameter. Change all callers. Give error when linking together
819 TLS and non-TLS symbol.
820 (Symbol_table::should_override_with_special): Add fromtype
821 parameter. Change all callers.
822 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
823 there is no TLS segment if we have reported some errors.
824 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
826 2011-07-08 Ian Lance Taylor <iant@google.com>
828 PR gold/12372
829 * target.h (Target::plt_address_for_global): New function.
830 (Target::plt_address_for_local): New function.
831 (Target::plt_section_for_global): Remove.
832 (Target::plt_section_for_local): Remove.
833 (Target::do_plt_address_for_global): New virtual function.
834 (Target::do_plt_address_for_local): New virtual function.
835 (Target::do_plt_section_for_global): Remove.
836 (Target::do_plt_section_for_local): Remove.
837 (Target::register_global_plt_entry): Add Symbol_table and Layout
838 parameters.
839 * output.cc (Output_data_got::Got_entry::write): Use
840 plt_address_for_global and plt_address_for_local.
841 * layout.cc (Layout::add_target_dynamic_tags): Use size and
842 address of output section.
843 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
844 got_irelative_, and irelative_count_ fields. Update
845 declarations.
846 (Output_data_plt_i386::has_irelative_section): New function.
847 (Output_data_plt_i386::entry_count): Add irelative_count_.
848 (Output_data_plt_i386::set_final_data_size): Likewise.
849 (class Target_i386): Add got_irelative_ and rel_irelative_
850 fields. Update declarations.
851 (Target_i386::Target_i386): Initialize new fields.
852 (Target_i386::do_plt_address_for_global): New function replacing
853 do_plt_section_for_global.
854 (Target_i386::do_plt_address_for_local): New function replacing
855 do_plt_section_for_local.
856 (Target_i386::got_section): Create got_irelative_.
857 (Target_i386::rel_irelative_section): New function.
858 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
859 fields. Don't define __rel_iplt_{start,end}.
860 (Output_data_plt_i386::add_entry): Add symtab and layout
861 parameters. Change all callers. Use different PLT and GOT for
862 IFUNC symbols.
863 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
864 layout parameters. Change all callers. Use different PLT and
865 GOT.
866 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
867 (Output_data_plt_i386::rel_irelative): New function.
868 (Output_data_plt_i386::address_for_global): New function.
869 (Output_data_plt_i386::address_for_local): New function.
870 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
871 IRELATIVE GOT when changing IFUNC GOT entries.
872 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
873 reloc.
874 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
875 if we didn't create an IRELATIVE GOT.
876 (Target_i386::Relocate::relocate): Use plt_address_for_global and
877 plt_address_for_local.
878 (Target_i386::do_dynsym_value): Use plt_address_for_global.
879 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
880 got_irelative_, and irelative_count_ fields. Update
881 declarations.
882 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
883 Initialize new fields. Remove symtab parameter. Change all
884 callers.
885 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
886 irelative_count_.
887 (Output_data_plt_x86_64::has_irelative_section): New function.
888 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
889 (class Target_x86_64): Add got_irelative_ and rel_irelative_
890 fields. Update declarations.
891 (Target_x86_64::Target_x86_64): Initialize new fields.
892 (Target_x86_64::do_plt_address_for_global): New function replacing
893 do_plt_section_for_global.
894 (Target_x86_64::do_plt_address_for_local): New function replacing
895 do_plt_section_for_local.
896 (Target_x86_64::got_section): Create got_irelative_.
897 (Target_x86_64::rela_irelative_section): New function.
898 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
899 all callers. Don't create __rel_iplt_{start,end}.
900 (Output_data_plt_x86_64::add_entry): Add symtab and layout
901 parameters. Change all callers. Use different PLT and GOT for
902 IFUNC symbols.
903 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
904 layout parameters. Change all callers. Use different PLT and
905 GOT.
906 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
907 parameters. Change all callers. Use different PLT and GOT for
908 IFUNC symbols.
909 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
910 (Output_data_plt_x86_64::rela_irelative): New function.
911 (Output_data_plt_x86_64::address_for_global): New function.
912 (Output_data_plt_x86_64::address_for_local): New function.
913 (Output_data_plt_x86_64::set_final_data_size): Likewise.
914 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
915 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
916 (Target_x86_64::register_global_plt_entry): Add symtab and layout
917 parameters.
918 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
919 reloc.
920 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
921 symbols if we didn't create an IRELATIVE GOT.
922 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
923 plt_address_for_local.
924 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
925 * testsuite/ifuncvar1.c: New test file.
926 * testsuite/ifuncvar2.c: New test file.
927 * testsuite/ifuncvar3.c: New test file.
928 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
929 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
930 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
931 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
932 * testsuite/Makefile.in: Rebuild.
934 2011-07-07 Cary Coutant <ccoutant@google.com>
936 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
937 (two_file_test_1_ndebug.o): Likewise.
938 (two_file_test_1b_ndebug.o): Likewise.
939 (two_file_test_2_ndebug.o): Likewise.
940 (two_file_test_main_ndebug.o): Likewise.
941 (incremental_test_2): Link with no-debug versions.
943 2011-07-06 Cary Coutant <ccoutant@google.com>
945 * gold/incremental.cc
946 (Output_section_incremental_inputs::write_info_blocks): Check for
947 hidden and internal symbols.
949 2011-07-06 Cary Coutant <ccoutant@google.com>
951 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
952 Check disposition for startup file.
953 (Incremental_inputs::report_command_line): Ignore
954 --incremental-startup-unchanged option.
955 * options.cc (General_options::parse_incremental_startup_unchanged):
956 New function.
957 (General_options::General_options): Initialize new data member.
958 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
959 (General_options): Add --incremental-startup-unchanged option.
960 (General_options::incremental_startup_disposition): New function.
961 (General_options::incremental_startup_disposition_): New data member.
963 2011-07-06 Cary Coutant <ccoutant@google.com>
965 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
966 input file index to Script_info ctor.
967 (Sized_incremental_binary::do_file_has_changed): Find the
968 command-line argument for files named in scripts.
969 * incremental.h (Script_info::Script_info): New ctor
970 with input file index.
971 (Script_info::input_file_index): New function.
972 (Script_info::input_file_index_): New data member.
973 (Incremental_binary::get_library): Add const.
974 (Incremental_binary::get_script_info): Add const.
975 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
976 * testsuite/Makefile.am (incremental_test_5): New test case.
977 (incremental_test_6): New test case.
978 * testsuite/Makefile.in: Regenerate.
980 2011-07-06 Cary Coutant <ccoutant@google.com>
982 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
983 debug output when command lines differ.
985 2011-07-06 Cary Coutant <ccoutant@google.com>
987 * incremental.cc (Incremental_inputs::report_command_line): Ignore
988 --incremental-patch option.
989 * layout.cc (Free_list::allocate): Extend allocation beyond original
990 end if enabled.
991 (Layout::make_output_section): Mark sections that should get
992 patch space.
993 * options.cc (parse_percent): New function.
994 * options.h (parse_percent): New function.
995 (DEFINE_percent): New macro.
996 (General_options): Add --incremental-patch option.
997 * output.cc (Output_section::Output_section): Initialize new data
998 members.
999 (Output_section::add_input_section): Print section name when out
1000 of patch space.
1001 (Output_section::add_output_section_data): Likewise.
1002 (Output_section::set_final_data_size): Add patch space when
1003 doing --incremental-full.
1004 (Output_section::do_reset_address_and_file_offset): Remove patch
1005 space.
1006 (Output_segment::set_section_list_addresses): Print debug output
1007 only if --incremental-update.
1008 * output.h (Output_section::set_is_patch_space_allowed): New function.
1009 (Output_section::is_patch_space_allowed_): New data member.
1010 (Output_section::patch_space_): New data member.
1011 * parameters.cc (Parameters::incremental_full): New function.
1012 * parameters.h (Parameters::incremental_full): New function
1013 * testsuite/Makefile.am (incremental_test_2): Add test for
1014 --incremental-patch option.
1015 * testsuite/Makefile.in: Regenerate.
1016 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
1017 (t18): Remove function body.
1019 2011-07-05 Doug Kwan <dougkwan@google.com>
1021 PR gold/12771
1022 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
1023 Arm_Address type for relocation result.
1024 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
1025 overflow check.
1026 (Arm_relocate_functions::abs32): Use unaligned access.
1027 (Arm_relocate_functions::rel32): Ditto.
1028 (Arm_relocate_functions::prel31): Ditto.
1029 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
1030 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
1031 static data relocations.
1032 * testsuite/Makefile.in: Regnerate.
1033 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
1035 2011-07-05 Ian Lance Taylor <iant@google.com>
1037 PR gold/12392
1038 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
1039 symbols if necessary.
1040 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1042 2011-07-05 Ian Lance Taylor <iant@google.com>
1044 PR gold/12952
1045 * resolve.cc (Symbol::override_base_with_special): Simply override
1046 version with special symbol version, ignoring previous version.
1048 2011-07-05 Ian Lance Taylor <iant@google.com>
1050 * object.cc (Sized_relobj_file::include_section_group): Add
1051 information to comment about signature location.
1053 2011-07-02 Ian Lance Taylor <iant@google.com>
1055 PR gold/12957
1056 * options.h (class General_options): Add -f and -F.
1057 * options.cc (General_options::finalize): Fatal error if -f/-F
1058 are used without -shared.
1059 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
1061 2011-07-02 Ian Lance Taylor <iant@google.com>
1063 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
1065 2011-07-01 Ian Lance Taylor <iant@google.com>
1067 PR gold/12525
1068 PR gold/12952
1069 * resolve.cc (Symbol::override_base_with_special): Don't override
1070 the version if the overriding symbol has a different name.
1071 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
1072 all callers. If we give an error about an undefined version,
1073 define the base version if necessary.
1074 * dynobj.h (class Versions): Update declaration.
1075 * testsuite/weak_alias_test_5.cc: New file.
1076 * testsuite/weak_alias_test.script: New file.
1077 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
1078 and versioned_alias have the right value, and call t2.
1079 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
1080 weak_alias_test_5.so.
1081 (weak_alias_test_LDADD): Likewise.
1082 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
1083 * testsuite/Makefile.in: Rebuild.
1085 2011-07-01 Ian Lance Taylor <iant@google.com>
1087 PR gold/12525
1088 * options.h (class General_options): Support -z notext.
1089 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
1090 -Wl,-z,notext.
1091 (two_file_shared_nonpic.so): Likewise.
1092 (two_file_shared_mixed.so): Likewise.
1093 (two_file_shared_mixed_1.so): Likewise.
1094 (weak_undef_lib_nonpic.so): Likewise.
1095 (alt/weak_undef_lib_nonpic.so): Likewise.
1096 (tls_test_shared_nonpic.so): Likewise.
1097 * testsuite/Makefile.in: Rebuild.
1099 2011-07-01 Ian Lance Taylor <iant@google.com>
1101 PR gold/12525
1102 * configure.ac: Test whether static linking works, setting
1103 the automake conditional HAVE_STATIC.
1104 * testsuite/Makefile.am: Disable tests using -static if
1105 HAVE_STATIC is not true.
1106 * configure, testsuite/Makefile.in: Rebuild.
1108 2011-07-01 Ian Lance Taylor <iant@google.com>
1110 PR gold/12525
1111 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
1112 Assert if we see DW_EH_PE_indirect.
1113 * target.h (Target::ehframe_datarel_base): New function.
1114 (Target::do_ehframe_datarel_base): New target function.
1115 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
1116 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
1117 function.
1119 2011-07-01 Ian Lance Taylor <iant@google.com>
1121 PR gold/12571
1122 * options.h (class General_options): Add
1123 --ld-generated-unwind-info.
1124 * ehframe.cc (Fde::write): Add address parameter. Change all
1125 callers. If associated with PLT, fill in address and size.
1126 (Cie::set_output_offset): Only add merge mapping if there is an
1127 object.
1128 (Cie::write): Add address parameter. Change all callers.
1129 (Eh_frame::add_ehframe_for_plt): New function.
1130 * ehframe.h (class Fde): Update declarations. Move shndx_ and
1131 input_offset_ fields into union u_, with new plt field.
1132 (Fde::Fde): Adjust for new union field.
1133 (Fde::Fde) [Output_data version]: New constructor.
1134 (Fde::add_mapping): Only add merge mapping if there is an object.
1135 (class Cie): Update declarations.
1136 (class Eh_frame): Declare add_ehframe_for_plt.
1137 * layout.cc (Layout::layout_eh_frame): Break out code into
1138 make_eh_frame_section, and call it.
1139 (Layout::make_eh_frame_section): New function.
1140 (Layout::add_eh_frame_for_plt): New function.
1141 * layout.h (class Layout): Update declarations.
1142 * merge.cc (Merge_map::add_mapping): Add assertion.
1143 * i386.cc: Include "dwarf.h".
1144 (class Output_data_plt_i386): Make first_plt_entry,
1145 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
1146 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1147 and plt_eh_frame_fde.
1148 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
1149 boundary. Call add_eh_frame_for_plt if appropriate.
1150 * x86_64.cc: Include "dwarf.h".
1151 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
1152 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
1153 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1154 and plt_eh_frame_fde.
1155 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
1156 appropriate.
1158 2011-06-29 Ian Lance Taylor <iant@google.com>
1160 PR gold/12629
1161 * object.cc (Sized_relobj_file::layout_section): Change shdr
1162 parameter to be const.
1163 (Sized_relobj_file::layout_eh_frame_section): New function, broken
1164 out of do_layout.
1165 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
1166 appropriate. Call layout_eh_frame_section.
1167 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
1168 sections.
1169 * object.h (class Sized_relobj_file): Update declarations.
1171 2011-06-29 Ian Lance Taylor <iant@google.com>
1173 PR gold/12652
1174 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1175 modifier.
1176 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1178 2011-06-29 Ian Lance Taylor <iant@google.com>
1180 PR gold/12675
1181 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1182 SHT_X86_64_UNWIND.
1183 * layout.cc (Layout::layout_eh_frame): Likewise.
1185 2011-06-29 Ian Lance Taylor <iant@google.com>
1187 PR gold/12695
1188 * layout.cc (Layout::symtab_section_shndx): New function.
1189 * layout.h (class Layout): Declare symtab_section_shndx.
1190 * output.cc (Output_section::write_header): Call it.
1192 2011-06-29 Ian Lance Taylor <iant@google.com>
1194 PR gold/12818
1195 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1196 symbols which are not used in a relocation.
1198 2011-06-28 Ian Lance Taylor <iant@google.com>
1200 PR gold/12898
1201 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1202 script create indistinguishable segments.
1203 (Layout::set_segment_offsets): Use stable_sort when sorting
1204 segments. Pass this to Compare_segments constructor.
1205 * layout.h (class Layout): Make segment_precedes non-static.
1206 (class Compare_segments): Change from struct to class. Add
1207 layout_ field. Add constructor.
1208 * script-sections.cc
1209 (Script_sections::attach_sections_using_phdrs_clause): Rename
1210 local orphan to is_orphan. Don't report failure to put empty
1211 section in segment. On attachment failure, report name of
1212 section, and attach to first PT_LOAD segment.
1214 2011-06-28 Ian Lance Taylor <iant@google.com>
1216 PR gold/12934
1217 * target-select.cc (Target_selector::Target_selector): Add
1218 emulation parameter. Change all callers.
1219 (select_target_by_bfd_name): Rename from select_target_by_name.
1220 Change all callers.
1221 (select_target_by_emulation): New function.
1222 (supported_emulation_names): New function.
1223 * target-select.h (class Target_selector): Add emulation_ field.
1224 Update declarations.
1225 (Target_selector::recognize_by_bfd_name): Rename from
1226 recognize_by_name. Change all callers.
1227 (Target_selector::supported_bfd_names): Rename from
1228 supported_names. Change all callers.
1229 (Target_selector::recognize_by_emulation): New function.
1230 (Target_selector::supported_emulations): New function.
1231 (Target_selector::emulation): New function.
1232 (Target_selector::do_recognize_by_bfd_name): Rename from
1233 do_recognize_by_name. Change all callers.
1234 (Target_selector::do_supported_bfd_names): Rename from
1235 do_supported_names. Change all callers.
1236 (Target_selector::do_recognize_by_emulation): New function.
1237 (Target_selector::do_supported_emulations): New function.
1238 (select_target_by_bfd_name): Change name in declaration.
1239 (select_target_by_emulation): Declare.
1240 (supported_emulation_names): Declare.
1241 * parameters.cc (parameters_force_valid_target): Try to find
1242 target based on emulation from -m option.
1243 * options.h (class General_options): Change doc string for -m.
1244 * options.cc (help): Print emulations.
1245 (General_options::parse_V): Likewise.
1246 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1247 Add emulation parameter. Change all callers.
1249 2011-06-28 Ian Lance Taylor <iant@google.com>
1251 * target.h (class Target): Add osabi_ field.
1252 (Target::osabi): New function.
1253 (Target::set_osabi): New function.
1254 (Target::Target): Initialize osabi_.
1255 (Target::do_adjust_elf_header): Make pure virtual.
1256 (Sized_target::do_adjust_elf_header): Declare.
1257 * target.cc (Sized_target::do_adjust_elf_header): New function.
1258 (class Sized_target): Instantiate all versions.
1259 * freebsd.h (class Target_freebsd): Remove.
1260 (Target_selector_freebsd::do_recognize): Call set_osabi on
1261 Target.
1262 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1263 (Target_selector_freebsd::set_osabi): Remove.
1264 * i386.cc (class Target_i386): Inherit from Sized_target rather
1265 than Target_freebsd.
1266 * x86_64.cc (class Target_x86_64): Likewise.
1268 2011-06-28 Ian Lance Taylor <iant@google.com>
1270 * target.h (Target::can_check_for_function_pointers): Rewrite.
1271 Make non-virtual.
1272 (Target::can_icf_inline_merge_sections): Likewise.
1273 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1274 (Target::Target_info): Add can_icf_inline_merge_sections field.
1275 (Target::do_can_check_for_function_pointers): New virtual
1276 function.
1277 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1278 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1279 from can_check_for_function_pointers, move in file.
1280 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1281 section_may_have_icf_unsafe_poineters, move in file.
1282 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1283 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1284 Rename from can_check_for_function_pointers, move in file.
1285 (Target_i386::can_icf_inline_merge_sections): Remove.
1286 (Target_i386::i386_info): Initialize
1287 can_icf_inline_merge_sections.
1288 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1289 Initialize can_icf_inline_merge_sections.
1290 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1291 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1292 Rename from can_check_for_function_pointers, move in file.
1293 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1294 (Target_x86_64::x86_64_info): Initialize
1295 can_icf_inline_merge_sections.
1296 * testsuite/testfile.cc (Target_test::test_target_info):
1297 Likewise.
1298 * icf.cc (get_section_contents): Correct formatting.
1300 2011-06-27 Ian Lance Taylor <iant@google.com>
1302 * symtab.cc (Symbol::versioned_name): New function.
1303 (Symbol_table::add_to_final_symtab): Use versioned_name when
1304 appropriate.
1305 (Symbol_table::sized_write_symbol): Likewise.
1306 * symtab.h (class Symbol): Declare versioned_name.
1307 * stringpool.h (class Stringpool_template): Add variant of add
1308 which takes a std::basic_string.
1309 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1310 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1311 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1312 (ver_test_12.o): New target.
1313 * testsuite/Makefile.in: Rebuild.
1315 2011-06-27 Doug Kwan <dougkwan@google.com>
1317 * arm.cc (Arm_relocate_functions::thm_jump8,
1318 Arm_relocate_functions::thm_jump11): Use a wider signed
1319 type to compute offset.
1320 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1321 arm_thm_jump8.
1322 * testsuite/Makefile.in: Regenerate.
1323 * testsuite/arm_branch_in_range.sh: Check test results of
1324 arm_thm_jump11 and arm_thm_jump8.
1325 * testsuite/arm_thm_jump11.s: New test source file.
1326 * testsuite/arm_thm_jump11.t: New linker script.
1327 * testsuite/arm_thm_jump8.s: New test source file.
1328 * testsuite/arm_thm_jump8.t: New linker script.
1330 2011-06-24 Ian Lance Taylor <iant@google.com>
1332 * layout.cc: Include "object.h".
1333 (ctors_sections_in_init_array): New static variable.
1334 (Layout::is_ctors_in_init_array): New function.
1335 (Layout::layout): Add entry to ctors_sections_in_init_array if
1336 appropriate.
1337 * layout.h (class Layout): Declare is_ctors_in_init_array.
1338 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1339 is_ctors_reverse_view is set.
1340 (Sized_relobj_file::write_sections): Add layout parameter. Change
1341 all callers. Set is_ctors_reverse_view field of View_size.
1342 (Sized_relobj_file::reverse_words): New function.
1343 * object.h (Sized_relobj_file::View_size): Add
1344 is_ctors_reverse_view field.
1345 (class Sized_relobj_file): Update declarations.
1346 * testsuite/initpri3.c: New test.
1347 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1348 initpri3b.
1349 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1350 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1351 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1352 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1353 * testsuite/Makefile.in: Rebuild.
1355 2011-06-24 Cary Coutant <ccoutant@google.com>
1357 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1358 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1359 (debug_msg_cdebug.err): New targets.
1360 * testsuite/Makefile.in: Regenerate.
1361 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1362 Fix checks for link with shared library.
1364 2011-06-24 Doug Kwan <dougkwan@google.com>
1366 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1367 skip empty text sections.
1368 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1370 2011-06-22 Ian Lance Taylor <iant@google.com>
1372 PR gold/12910
1373 * options.h (class General_options): Add --ctors-in-init-array.
1374 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1375 friends as SHT_PROGBITS for merging sections.
1376 (Layout::layout): Remove special handling of .init_array and
1377 friends. Don't sort if doing relocatable link. Sort for .ctors
1378 and .dtors if ctors_in_init_array.
1379 (Layout::make_output_section): Force correct section types for
1380 .init_array and friends. Don't sort if doing relocatable link,
1381 Don't sort .ctors and .dtors if ctors_in_init_array.
1382 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1383 (Layout::output_section_name): Add relobj parameter. Change all
1384 callers. Handle .ctors. and .dtors. in code rather than table.
1385 Handle .ctors and .dtors if ctors_in_init_array.
1386 (Layout::match_file_name): New function, moved from output.cc.
1387 * layout.h (class Layout): Update declarations.
1388 * output.cc: Include "layout.h".
1389 (Input_section_sort_entry::get_priority): New function.
1390 (Input_section_sort_entry::match_file_name): Just call
1391 Layout::match_file_name.
1392 (Output_section::Input_section_sort_init_fini_compare::operator()):
1393 Handle .ctors and .dtors. Sort by explicit priority rather than
1394 by name.
1395 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1396 * testsuite/initpri2.c: New test.
1397 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1398 (check_PROGRAMS): Add initpri2.
1399 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1400 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1401 * configure, testsuite/Makefile.in: Rebuild.
1403 2011-06-19 Ian Lance Taylor <iant@google.com>
1405 PR gold/12880
1406 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1407 .interp section to a PT_INTERP segment even if we have seen a
1408 --dynamic-linker option. Don't do it if we have seen a PHDRS
1409 clause in a linker script.
1410 (Layout::finalize): Don't create a .interp section if we've
1411 already create a PT_INTERP segment.
1412 (Layout::create_interp): Always call choose_output_section (revert
1413 patch of 2011-06-17). Don't create PT_INTERP segment.
1414 * script-sections.cc
1415 (Script_sections::create_note_and_tls_segments): Add a .interp
1416 section to a PT_INTERP segment even if we have seen a
1417 --dynamic-linker option.
1419 2011-06-18 Ian Lance Taylor <iant@google.com>
1421 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1422 merely because a non-PT_LOAD segment has a dynamic reloc.
1424 2011-06-18 Ian Lance Taylor <iant@google.com>
1426 * layout.cc (Layout::finish_dynamic_section): Don't create
1427 DT_FLAGS entry if not needed.
1429 2011-06-18 Ian Lance Taylor <iant@google.com>
1431 PR gold/12745
1432 * layout.cc (Layout::layout_eh_frame): Correct handling of
1433 writable .eh_frame section.
1435 2011-06-17 Ian Lance Taylor <iant@google.com>
1437 PR gold/12893
1438 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1439 symbol is redefined with the exact same object and value.
1441 2011-06-17 Ian Lance Taylor <iant@google.com>
1443 PR gold/12880
1444 * layout.h (class Layout): Add interp_segment_ field.
1445 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1446 (Layout::attach_allocated_section_to_segment): If making shared
1447 library, put .interp section in PT_INTERP segment.
1448 (Layout::finalize): Also call create_interp if -dynamic-linker
1449 option was used.
1450 (Layout::create_interp): Assert that there is no PT_INTERP
1451 segment. If not using a SECTIONS clause, use make_output_section.
1452 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1453 * script-sections.cc
1454 (Script_sections::create_note_and_tls_segments): If making shared
1455 library, put .interp section in PT_INTERP segment.
1457 2011-06-17 Ian Lance Taylor <iant@google.com>
1459 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1460 when making a shared library.
1462 2011-06-17 Ian Lance Taylor <iant@google.com>
1464 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1465 parameter. Change all callers. Don't issue warning about PC32
1466 against locally defined symbol.
1468 2011-06-16 Ian Lance Taylor <iant@google.com>
1470 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1471 occurs in same object.
1473 2011-06-14 Alan Modra <amodra@gmail.com>
1475 * po/POTFILES.in: Regenerate.
1477 2011-06-09 Ian Lance Taylor <iant@google.com>
1479 * script-sections.cc
1480 (Orphan_output_section::set_section_addresses): For a relocatable
1481 link set address to 0.
1483 2011-06-09 Cary Coutant <ccoutant@google.com>
1485 PR gold/12804
1486 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1487 used with --compress-debug-sections.
1488 * gold/object.cc (Sized_relobj_file::do_layout): Report
1489 uncompressed size of compressed input sections.
1491 2011-06-08 Cary Coutant <ccoutant@google.com>
1493 PR gold/12804
1494 * testsuite/two_file_test_2_v1.cc: Change initialization of
1495 v2 to keep it in .data.
1497 2011-06-07 Cary Coutant <ccoutant@google.com>
1499 * common.cc (Symbol_table::do_allocate_commons_list): Call
1500 gold_fallback.
1501 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1502 (Errors::fallback): New function.
1503 (gold_fallback): New function.
1504 * errors.h (Errors::fallback): New function.
1505 * gold.cc (gold_exit): Change status parameter to enum; adjust
1506 all callers.
1507 (queue_initial_tasks): Call gold_fallback.
1508 * gold.h: Include cstdlib.
1509 (Exit_status): New enum type.
1510 (gold_exit): Change status parameter to enum.
1511 (gold_fallback): New function.
1512 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1513 (Layout::create_symtab_sections): Likewise.
1514 (Layout::create_shdrs): Likewise.
1515 * main.cc (main): Adjust call to gold_exit.
1516 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1517 (Output_data_got::add_got_entry_pair): Likewise.
1518 (Output_section::add_input_section): Likewise.
1519 (Output_section::add_output_section_data): Likewise.
1520 (Output_segment::set_section_list_addresses): Likewise.
1521 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1523 2011-06-07 Cary Coutant <ccoutant@google.com>
1525 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1526 for incremental links.
1527 * output.cc (Output_segment::set_section_list_addresses): Remove
1528 FIXME and test for TLS or BSS.
1530 2011-06-07 Cary Coutant <ccoutant@google.com>
1532 * testsuite/Makefile.am: Add incremental_copy_test,
1533 incremental_common_test_1.
1534 * testsuite/Makefile.in: Regenerate.
1535 * testsuite/common_test_1_v1.c: New source file.
1536 * testsuite/common_test_1_v2.c: New source file.
1537 * testsuite/copy_test_v1.cc: New source file.
1539 2011-06-07 Cary Coutant <ccoutant@google.com>
1541 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1542 update, allocate common from bss section's free list.
1543 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1544 linker-defined symbols.
1545 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1546 Skip GOT and PLT entries that are no longer referenced.
1547 (Output_section_incremental_inputs::write_info_blocks): Mark
1548 linker-defined symbols.
1549 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1550 * output.cc (Output_section::allocate): New function.
1551 * output.h (Output_section::allocate): New function.
1552 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1553 linker-defined symbols.
1554 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1555 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1556 (Symbol::init_base_output_data): Likewise.
1557 (Symbol::init_base_output_segment): Likewise.
1558 (Symbol::init_base_constant): Likewise.
1559 (Sized_symbol::init_output_data): Likewise.
1560 (Sized_symbol::init_output_segment): Likewise.
1561 (Sized_symbol::init_constant): Likewise.
1562 (Symbol_table::do_define_in_output_data): Likewise.
1563 (Symbol_table::do_define_in_output_segment): Likewise.
1564 (Symbol_table::do_define_as_constant): Likewise.
1565 * symtab.h (Symbol::is_predefined): New function.
1566 (Symbol::init_base_output_data): Add is_predefined parameter.
1567 (Symbol::init_base_output_segment): Likewise.
1568 (Symbol::init_base_constant): Likewise.
1569 (Symbol::is_predefined_): New data member.
1570 (Sized_symbol::init_output_data): Add is_predefined parameter.
1571 (Sized_symbol::init_output_segment): Likewise.
1572 (Sized_symbol::init_constant): Likewise.
1573 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1575 2011-06-07 Cary Coutant <ccoutant@google.com>
1577 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1578 instead of emit_copy_reloc.
1579 (Copy_relocs::emit_copy_reloc): Refactor.
1580 (Copy_relocs::make_copy_reloc): New function.
1581 (Copy_relocs::add_copy_reloc): Remove.
1582 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1583 section.
1584 (Copy_relocs::make_copy_reloc): New function.
1585 (Copy_relocs::add_copy_reloc): Remove.
1586 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1587 unchanged input files.
1588 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1589 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1590 Reserve BSS space for COPY relocations.
1591 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1592 (Output_section_incremental_inputs::write_info_blocks): Record
1593 whether a symbol is copied from a shared object.
1594 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1595 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1596 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1597 (Incremental_input_entry_reader::get_output_symbol_index): Add
1598 is_copy parameter.
1599 (Incremental_binary::emit_copy_relocs): New function.
1600 (Incremental_binary::do_emit_copy_relocs): New function.
1601 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1602 new data member.
1603 (Sized_incremental_binary::add_copy_reloc): New function.
1604 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1605 (Sized_incremental_binary::Copy_reloc): New struct.
1606 (Sized_incremental_binary::Copy_relocs): New typedef.
1607 (Sized_incremental_binary::copy_relocs_): New data member.
1608 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1609 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1610 * target.h (Sized_target::emit_copy_reloc): New function.
1611 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1613 2011-06-02 Cary Coutant <ccoutant@google.com>
1615 PR gold/12163
1616 * gold/archive.cc (Archive::Archive): Initialize new data member.
1617 (Archive::include_all_members): Return if archive has already been
1618 included.
1619 * gold/archive.h (Archive::include_all_members_): New data member.
1621 2011-06-02 Nick Clifton <nickc@redhat.com>
1623 * dynobj.h: Fix spelling mistake in comment.
1624 * output.cc: Likewise.
1626 2011-05-31 Doug Kwan <dougkwan@google.com>
1627 Asier Llano
1629 PR gold/12826
1630 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1631 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1632 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1633 redundant arm_exidx_test.so.
1634 * testsuite/Makefile.in: Regenerate.
1635 (check_SCRIPTS): Add pr12826.sh
1636 (check_DATA): Add pr12826.stdout
1637 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1638 * testsuite/pr12826.sh: New file.
1639 * testsuite/pr12826_1.s: Ditto.
1640 * testsuite/pr12826_1.s: Ditto.
1642 2011-05-30 Ian Lance Taylor <iant@google.com>
1644 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1645 sections.
1647 2011-05-29 Ian Lance Taylor <iant@google.com>
1649 PR gold/12804
1650 * testsuite/Makefile.am: Use different file name for two_file_test
1651 temporary file for each incremental test.
1652 * testsuite/Makefile.in: Rebuild.
1654 2011-05-29 Ian Lance Taylor <iant@google.com>
1656 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1657 binary input file is empty.
1659 2011-05-27 Ian Lance Taylor <iant@google.com>
1661 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1662 (ver_test_9.so): Likewise.
1663 * testsuite/Makefile.in: Rebuild.
1665 2011-05-26 Cary Coutant <ccoutant@google.com>
1667 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1668 * incremental.cc (Incremental_inputs::report_input_section): Fix
1669 comment, indentation.
1670 (Incremental_inputs::report_comdat_group): New function.
1671 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1672 of data for incremental input file entry.
1673 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1674 group count, COMDAT group signatures.
1675 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1676 an unchanged input file.
1677 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1678 Initialize new data member.
1679 (Incremental_object_entry::add_comdat_group): New function.
1680 (Incremental_object_entry::get_comdat_group_count): New function.
1681 (Incremental_object_entry::get_comdat_signature_key): New function.
1682 (Incremental_object_entry::groups_): New data member.
1683 (Incremental_inputs::report_comdat_group): New function.
1684 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1685 data for incremental input file entry.
1686 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1687 (Incremental_input_entry_reader::get_input_section): Adjust size of
1688 data for incremental input file entry.
1689 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1690 (Incremental_input_entry_reader::get_comdat_group_signature): New
1691 function.
1692 * object.cc (Sized_relobj::include_section_group): Report kept
1693 COMDAT groups for incremental links.
1695 2011-05-24 David Meyer <pdox@google.com>
1697 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1698 with name parameter. Add found_name parameter.
1699 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1700 * dirsearch.h (class Dirsearch): Update declaration.
1702 2011-05-24 Ian Lance Taylor <iant@google.com>
1704 * archive.cc (Library_base::should_include_member): Pull in object
1705 from archive if it defines the entry symbol.
1706 * parameters.cc (Parameters::entry): New function.
1707 * parameters.h (class Parameters): Declare entry.
1708 * output.h (class Output_file_header): Remove entry_ field.
1709 * output.cc (Output_file_header::Output_file_header): Remove entry
1710 parameter. Change all callers.
1711 (Output_file_header::entry): Use parameters->entry.
1712 * gold.cc (queue_middle_tasks): Likewise.
1713 * plugin.cc (Plugin_hook::run): Likewise.
1715 2011-05-24 Cary Coutant <ccoutant@google.com>
1717 * gold.cc (queue_initial_tasks): Pass incremental base filename
1718 to Output_file::open_base_file; don't print error message.
1719 * incremental-dump.cc (main): Adjust call to
1720 Output_file::open_for_modification.
1721 * incremental-dump.cc (main): Likewise.
1722 * incremental.cc (Incremental_inputs::report_command_line):
1723 Ignore --incremental-base option when comparing command lines.
1724 Ignore parameter when given as separate argument.
1725 * options.h (class General_options): Add --incremental-base.
1726 * output.cc (Output_file::Output_file):
1727 (Output_file::open_base_file): Add base_name and writable parameters;
1728 read base file into new file; print error message here.
1729 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1730 callers.
1731 * output.h (Output_file::open_for_modification): Rename to...
1732 (Output_file::open_base_file): ...this; add base_name and
1733 writable parameters; adjust all callers.
1734 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1735 callers.
1736 * testsuite/Makefile.am (incremental_test_4): Test
1737 --incremental-base.
1738 * testsuite/Makefile.in: Regenerate.
1740 2011-05-24 Cary Coutant <ccoutant@google.com>
1742 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1743 incremental_test_4.
1744 * testsuite/Makefile.in: Regenerate.
1745 * testsuite/two_file_test_1_v1.cc: New test source file.
1746 * testsuite/two_file_test_1b_v1.cc: New test source file.
1747 * testsuite/two_file_test_2_v1.cc: New test source file.
1749 2011-05-24 Cary Coutant <ccoutant@google.com>
1751 * dynobj.h (Dynobj::do_dynobj): New function.
1752 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1753 flag and soname for shared objects.
1754 * incremental.cc (Incremental_inputs::report_object): Make
1755 either Incremental_object_entry or Incremental_dynobj_entry; add
1756 soname to string table.
1757 (Incremental_inputs::report_input_section): Add assertion.
1758 (Output_section_incremental_inputs::set_final_data_size): Adjust
1759 type of input file entry for shared libraries; adjust size of
1760 shared library info entry.
1761 (Output_section_incremental_inputs::write_input_files): Write
1762 as_needed flag for shared libraries.
1763 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1764 of input file entry for shared libraries; write soname.
1765 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1766 soname from incremental info.
1767 * incremental.h (enum Incremental_input_flags): Add
1768 INCREMENTAL_INPUT_AS_NEEDED.
1769 (Incremental_input_entry::Incremental_input_entry): Initialize new
1770 data member.
1771 (Incremental_input_entry::set_as_needed): New function.
1772 (Incremental_input_entry::as_needed): New function.
1773 (Incremental_input_entry::do_dynobj_entry): New function.
1774 (Incremental_input_entry::as_needed_): New data member.
1775 (Incremental_object_entry::Incremental_object_entry): Don't check
1776 for shared library.
1777 (Incremental_object_entry::do_type): Likewise.
1778 (class Incremental_dynobj_entry): New class.
1779 (Incremental_input_entry_reader::as_needed): New function.
1780 (Incremental_input_entry_reader::get_soname): New function.
1781 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1782 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1783 size of shared library info entry.
1784 * layout.cc (Layout::finish_dynamic_section): Don't test for
1785 incremental link when adding DT_NEEDED entries.
1786 * object.h (Object::Object): Initialize new data member.
1787 (Object::dynobj): New function.
1788 (Object::set_as_needed): New function.
1789 (Object::as_needed): New function.
1790 (Object::do_dynobj): New function.
1791 (Object::as_needed_): New data member.
1793 2011-05-24 Cary Coutant <ccoutant@google.com>
1795 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1796 info; adjust display of GOT entries.
1797 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1798 vector of input objects; remove file_status_.
1799 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1800 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1801 got_plt reader; call target hooks to reserve GOT entries.
1802 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1803 of input file info header and GOT info entry.
1804 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1805 relocation info.
1806 (Got_plt_view_info::got_descriptor): Remove.
1807 (Got_plt_view_info::sym_index): New data member.
1808 (Got_plt_view_info::input_index): New data member.
1809 (Local_got_offset_visitor::visit): Write input file index.
1810 (Global_got_offset_visitor::visit): Write 0 for input file index.
1811 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1812 with sym_index and input_index.
1813 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1814 incremental info GOT entry; replace got_descriptor with input_index.
1815 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1816 map from input file index to object.
1817 (Sized_relobj_incr::do_layout): Replace direct data member reference
1818 with accessor function.
1819 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1820 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1821 Adjust size of input file info header.
1822 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1823 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1824 (Incremental_input_entry_reader::get_input_section): Adjust size of
1825 input file info header.
1826 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1827 of incremental info GOT entry.
1828 (Incremental_got_plt_reader::get_got_desc): Remove.
1829 (Incremental_got_plt_reader::get_got_symndx): New function.
1830 (Incremental_got_plt_reader::get_got_input_index): New function.
1831 (Sized_incremental_binary::Sized_incremental_binary): Remove
1832 file_status_; add input_objects_.
1833 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1834 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1835 (Sized_incremental_binary::file_is_unchanged): Remove.
1836 (Sized_incremental_binary::set_input_object): New function.
1837 (Sized_incremental_binary::input_object): New function.
1838 (Sized_incremental_binary::file_status_): Remove.
1839 (Sized_incremental_binary::input_objects_): New data member.
1840 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1841 references.
1842 (Sized_relobj_incr::invalid_address): Move to base class.
1843 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1844 class.
1845 (Sized_relobj_incr::do_output_section_offset): Likewise.
1846 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1847 (Sized_relobj_incr::section_offsets_): Likewise.
1848 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1849 function.
1850 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1851 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1852 with accessor function.
1853 (Sized_relobj_file::do_layout): Likewise.
1854 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1855 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1856 (Sized_relobj_file::compute_final_local_value): Replace refs to
1857 section_offsets_ with accessor function.
1858 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1859 * object.h (Relobj::Relobj): Initialize new data members.
1860 (Relobj::add_dyn_reloc): New function.
1861 (Relobj::first_dyn_reloc): New function.
1862 (Relobj::dyn_reloc_count): New function.
1863 (Relobj::first_dyn_reloc_): New data member.
1864 (Relobj::dyn_reloc_count_): New data member.
1865 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1866 references.
1867 (Sized_relobj::Address): New typedef.
1868 (Sized_relobj::invalid_address): Move here from child class.
1869 (Sized_relobj::Sized_relobj): Initialize new data members.
1870 (Sized_relobj::sized_relobj): New function.
1871 (Sized_relobj::is_output_section_offset_invalid): Move here from
1872 child class.
1873 (Sized_relobj::get_output_section_offset): Likewise.
1874 (Sized_relobj::local_has_got_offset): Likewise.
1875 (Sized_relobj::local_got_offset): Likewise.
1876 (Sized_relobj::set_local_got_offset): Likewise.
1877 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1878 (Sized_relobj::clear_got_offsets): New function.
1879 (Sized_relobj::section_offsets): Move here from child class.
1880 (Sized_relobj::do_output_section_offset): Likewise.
1881 (Sized_relobj::do_set_section_offset): Likewise.
1882 (Sized_relobj::Local_got_offsets): Likewise.
1883 (Sized_relobj::local_got_offsets_): Likewise.
1884 (Sized_relobj::section_offsets_): Likewise.
1885 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1886 references.
1887 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1888 class.
1889 (Sized_relobj_file::sized_relobj): New function
1890 (Sized_relobj_file::local_has_got_offset): Move to base class.
1891 (Sized_relobj_file::local_got_offset): Likewise.
1892 (Sized_relobj_file::set_local_got_offset): Likewise.
1893 (Sized_relobj_file::get_output_section_offset): Likewise.
1894 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1895 (Sized_relobj_file::do_output_section_offset): Likewise.
1896 (Sized_relobj_file::do_set_section_offset): Likewise.
1897 (Sized_relobj_file::Local_got_offsets): Likewise.
1898 (Sized_relobj_file::local_got_offsets_): Likewise.
1899 (Sized_relobj_file::section_offsets_): Likewise.
1900 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1901 (all constructors).
1902 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1903 (Output_reloc::get_symbol_index): Likewise.
1904 (Output_reloc::local_section_offset): Likewise.
1905 (Output_reloc::get_address): Likewise.
1906 (Output_reloc::symbol_value): Likewise.
1907 (Output_data_got::reserve_slot): Move to class definition.
1908 (Output_data_got::reserve_local): New function.
1909 (Output_data_got::reserve_slot_for_global): Remove.
1910 (Output_data_got::reserve_global): New function.
1911 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1912 (all constructors, two instantiations).
1913 (Output_reloc::get_relobj): New function (two instantiations).
1914 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1915 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1916 (Output_data_reloc::add_global): Adjust type of relobj.
1917 (Output_data_reloc::add_global_relative): Likewise.
1918 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1919 (Output_data_reloc::add_local): Likewise.
1920 (Output_data_reloc::add_local_relative): Likewise.
1921 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1922 (Output_data_reloc::add_local_section): Likewise.
1923 (Output_data_reloc::add_output_section): Likewise.
1924 (Output_data_reloc::add_absolute): Likewise.
1925 (Output_data_reloc::add_target_specific): Likewise.
1926 (Output_data_got::reserve_slot): Move definition here.
1927 (Output_data_got::reserve_local): New function.
1928 (Output_data_got::reserve_global): New function.
1929 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1930 section_offsets_ with accessor function.
1931 (Sized_relobj_file::write_sections): Likewise.
1932 (Sized_relobj_file::do_relocate_sections): Likewise.
1933 * target.h (Sized_target::reserve_local_got_entry): New function.
1934 (Sized_target::reserve_global_got_entry): New function.
1935 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1936 (Target_x86_64::reserve_global_got_entry): New function.
1937 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1939 2011-05-23 Cary Coutant <ccoutant@google.com>
1941 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1942 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1943 bit when checking got_type.
1944 * incremental.cc (Sized_incremental_binary::setup_readers):
1945 Store symbol table and string table locations; initialize bit vector
1946 of file status flags.
1947 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1948 unchanged files.
1949 (Sized_incremental_binary::do_process_got_plt): New function.
1950 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1951 (Output_section_incremental_inputs::set_final_data_size): Record
1952 file index for each input file.
1953 (Output_section_incremental_inputs::write_got_plt): Store file index
1954 instead of input entry offset for each GOT entry.
1955 * incremental.h
1956 (Incremental_input_entry::Incremental_input_entry): Initialize new
1957 data member.
1958 (Incremental_input_entry::set_offset): Store file index.
1959 (Incremental_input_entry::get_file_index): New function.
1960 (Incremental_input_entry::file_index_): New data member.
1961 (Incremental_binary::process_got_plt): New function.
1962 (Incremental_binary::do_process_got_plt): New function.
1963 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1964 data members.
1965 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1966 (Sized_incremental_binary::set_file_is_unchanged): New function.
1967 (Sized_incremental_binary::file_is_unchanged): New function.
1968 (Sized_incremental_binary::do_process_got_plt): New function.
1969 (Sized_incremental_binary::file_status_): New data member.
1970 (Sized_incremental_binary::main_symtab_loc_): New data member.
1971 (Sized_incremental_binary::main_strtab_loc_): New data member.
1972 * output.cc (Output_data_got::Got_entry::write): Add case
1973 RESERVED_CODE.
1974 (Output_data_got::add_global): Call add_got_entry.
1975 (Output_data_got::add_global_plt): Likewise.
1976 (Output_data_got::add_global_with_rel): Likewise.
1977 (Output_data_got::add_global_with_rela): Likewise.
1978 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1979 (Output_data_got::add_global_pair_with_rela): Likewise.
1980 (Output_data_got::add_local): Call add_got_entry.
1981 (Output_data_got::add_local_plt): Likewise.
1982 (Output_data_got::add_local_with_rel): Likewise.
1983 (Output_data_got::add_local_with_rela): Likewise.
1984 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1985 (Output_data_got::add_local_pair_with_rela): Likewise.
1986 (Output_data_got::reserve_slot): New function.
1987 (Output_data_got::reserve_slot_for_global): New function.
1988 (Output_data_got::add_got_entry): New function.
1989 (Output_data_got::add_got_entry_pair): New function.
1990 (Output_section::add_output_section_data): Edit FIXME.
1991 * output.h
1992 (Output_section_data_build::Output_section_data_build): New
1993 constructor with size parameter.
1994 (Output_data_space::Output_data_space): Likewise.
1995 (Output_data_got::Output_data_got): Initialize new data member; new
1996 constructor with size parameter.
1997 (Output_data_got::add_constant): Call add_got_entry.
1998 (Output_data_got::reserve_slot): New function.
1999 (Output_data_got::reserve_slot_for_global): New function.
2000 (class Output_data_got::Got_entry): Add RESERVED_CODE.
2001 (Output_data_got::add_got_entry): New function.
2002 (Output_data_got::add_got_entry_pair): New function.
2003 (Output_data_got::free_list_): New data member.
2004 * target.h (Sized_target::init_got_plt_for_update): New function.
2005 (Sized_target::register_global_plt_entry): New function.
2006 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2007 Initialize new data member; call init; add constructor with PLT count.
2008 (Output_data_plt_x86_64::init): New function.
2009 (Output_data_plt_x86_64::add_relocation): New function.
2010 (Output_data_plt_x86_64::reserve_slot): New function.
2011 (Output_data_plt_x86_64::free_list_): New data member.
2012 (Target_x86_64::init_got_plt_for_update): New function.
2013 (Target_x86_64::register_global_plt_entry): New function.
2014 (Output_data_plt_x86_64::add_entry): Allocate from free list for
2015 incremental updates.
2016 (Output_data_plt_x86_64::add_relocation): New function.
2017 * testsuite/object_unittest.cc (Object_test): Set default options.
2019 2011-05-16 Ian Lance Taylor <iant@google.com>
2021 * options.h (class General_options): Make -i a synonym for -r.
2023 2011-05-16 Ian Lance Taylor <iant@google.com>
2025 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
2027 2011-05-10 Cary Coutant <ccoutant@google.com>
2029 * object.cc (Sized_relobj::do_count_local_symbols): Check for
2030 strip_all (-s).
2032 2011-05-06 Ian Lance Taylor <iant@google.com>
2034 * layout.cc (Layout::layout): If the output section flags change,
2035 update the ordering.
2037 2011-04-25 Cary Coutant <ccoutant@google.com>
2039 * incremental-dump.cc (dump_incremental_inputs): Print local
2040 symbol info for each input file.
2041 * incremental.cc
2042 (Output_section_incremental_inputs::set_final_data_size): Add local
2043 symbol info to input file entries in incremental info.
2044 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2045 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
2046 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
2047 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
2048 implementation.
2049 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
2050 (Sized_incr_relobj::do_relocate): Write the local symbols.
2051 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
2052 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
2053 Adjust size of input file header.
2054 (Incremental_inputs_reader::get_local_symbol_offset): New function.
2055 (Incremental_inputs_reader::get_local_symbol_count): New function.
2056 (Incremental_inputs_reader::get_input_section): Adjust size of input
2057 file header.
2058 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
2059 (Sized_incr_relobj::This): New typedef.
2060 (Sized_incr_relobj::sym_size): New const data member.
2061 (Sized_incr_relobj::Local_symbol): New struct.
2062 (Sized_incr_relobj::do_output_local_symbol_count): New function.
2063 (Sized_incr_relobj::do_local_symbol_offset): New function.
2064 (Sized_incr_relobj::local_symbol_count_): New data member.
2065 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
2066 (Sized_incr_relobj::local_symbol_index_): New data member.
2067 (Sized_incr_relobj::local_symbol_offset_): New data member.
2068 (Sized_incr_relobj::local_dynsym_offset_): New data member.
2069 (Sized_incr_relobj::local_symbols_): New data member.
2070 * object.h (Relobj::output_local_symbol_count): New function.
2071 (Relobj::local_symbol_offset): New function.
2072 (Relobj::do_output_local_symbol_count): New function.
2073 (Relobj::do_local_symbol_offset): New function.
2074 (Sized_relobj::do_output_local_symbol_count): New function.
2075 (Sized_relobj::do_local_symbol_offset): New function.
2077 2011-04-22 Vladimir Simonov <sv@sw.ru>
2079 * descriptors.cc (set_close_on_exec): New function.
2080 (Descriptors::open): Use set_close_on_exec.
2081 * output.cc (S_ISLNK): Define if not defined.
2083 2011-04-22 Cary Coutant <ccoutant@google.com>
2085 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2086 global symbol map.
2087 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2088 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
2089 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
2090 relocations.
2091 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
2092 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
2093 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
2094 * incremental.h
2095 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
2096 function.
2097 (Incremental_binary::apply_incremental_relocs): New function.
2098 (Incremental_binary::do_apply_incremental_relocs): New function.
2099 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2100 data member.
2101 (Sized_incremental_binary::add_global_symbol): New function.
2102 (Sized_incremental_binary::global_symbol): New function.
2103 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2104 (Sized_incremental_binary::symbol_map_): New data member.
2105 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
2106 * target.h (Sized_target::apply_relocation): New function.
2107 * target-reloc.h (apply_relocation): New function.
2108 * x86_64.cc (Target_x86_64::apply_relocation): New function.
2110 2011-04-22 Doug Kwan <dougkwan@google.com>
2112 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
2113 flag of a SHT_ARM_EXIDX section.
2114 * testsuite/Makefile.am (arm_exidx_test): New test rules.
2115 * testsuite/Makefile.in: Regenerate.
2116 * testsuite/arm_exidx_test.s: New file.
2117 * testsuite/arm_exidx_test.sh: Same.
2119 2011-04-20 Cary Coutant <ccoutant@google.com>
2121 PR gold/12689
2122 * archive.h (Incremental_archive_entry::Archive_member):
2123 Initialize arg_serial_ (second constructor).
2125 2011-04-17 Ian Lance Taylor <iant@google.com>
2127 * object.cc (Relocate_info::location): Simplify location string.
2128 * errors.cc (Errors::error_at_location): Don't print program
2129 name.
2130 (Errors::warning_at_location): Likewise.
2131 (Errors::undefined_symbol): Likewise.
2132 * testsuite/debug_msg.sh: Update accordingly.
2134 2011-04-14 Cary Coutant <ccoutant@google.com>
2136 * gold/layout.cc (Layout::symtab_section_offset): New function.
2137 * gold/layout.h (Layout::symtab_section_offset): New function.
2138 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
2140 2011-04-12 Ian Lance Taylor <iant@google.com>
2142 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
2143 with MREMAP_MAYMOVE.
2144 * output.h (class Output_file): Add map_is_allocated_ field.
2145 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
2146 not available, provide stubs. If mremap is not available, #define
2147 it to gold_mremap.
2148 (MREMAP_MAYMOVE): Define if not defined.
2149 (Output_file::Output_file): Initialize map_is_allocated_.
2150 (Output_file::resize): Check map_is_allocated_.
2151 (Output_file::map_anonymous): If mmap fails, use malloc.
2152 (Output_file::unmap): Don't do anything for an anonymous map.
2153 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
2154 is not available, provide stubs.
2155 (File_read::View::~View): Use free rather than delete[].
2156 (File_read::make_view): Use malloc rather than new[]. If mmap
2157 fails, use malloc.
2158 (File_read::find_or_make_view): Use malloc rather than new[].
2159 * gold.h: Remove HAVE_REMAP code.
2160 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
2161 exists. Rename mremap to gold_mremap. If mmap is not available
2162 don't do anything.
2163 * configure, config.in: Rebuild.
2165 2011-04-11 Ian Lance Taylor <iant@google.com>
2167 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
2168 initialize local variable v.
2170 2011-04-11 Cary Coutant <ccoutant@google.com>
2172 * archive.cc (Archive::include_member): Adjust call to
2173 report_object.
2174 (Add_archive_symbols::run): Track argument serial numbers.
2175 (Lib_group::include_member): Likewise.
2176 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2177 * archive.h (Incremental_archive_entry::Archive_member):
2178 Initialize arg_serial_.
2179 (Archive_member::arg_serial_): New data member.
2180 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2181 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2182 incremental link.
2183 (Sized_dynobj::do_for_all_local_got_entries): New function.
2184 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2185 function.
2186 * fileread.cc (get_mtime): New function.
2187 * fileread.h (get_mtime): New function.
2188 * gold.cc (queue_initial_tasks): Check for incremental update.
2189 (process_incremental_input): New function.
2190 (queue_middle_tasks): Don't force valid target for incremental
2191 update.
2192 * incremental-dump.cc (find_input_containing_global): Adjust
2193 size of symbol info entry.
2194 (dump_incremental_inputs): Dump argument serial number and
2195 in_system_directory flag; bias shndx by 1; print symbol names
2196 when dumping per-file symbol lists; use new symbol info readers.
2197 * incremental.cc
2198 (Output_section_incremental_inputs:update_data_size): New function.
2199 (Sized_incremental_binary::setup_readers): Setup input readers
2200 for each input file; build maps for files added from libraries
2201 and scripts.
2202 (Sized_incremental_binary::check_input_args): New function.
2203 (Sized_incremental_binary::do_check_inputs): Build map of argument
2204 serial numbers to input arguments.
2205 (Sized_incremental_binary::do_file_has_changed): Rename
2206 do_file_is_unchanged to this; compare file modification times.
2207 (Sized_incremental_binary::do_init_layout): New function.
2208 (Sized_incremental_binary::do_reserve_layout): New function.
2209 (Sized_incremental_binary::do_get_input_reader): Remove.
2210 (Sized_incremental_binary::get_symtab_view): New function.
2211 (Incremental_checker::can_incrementally_link_output_file): Remove.
2212 (Incremental_inputs::report_command_line): Exclude --debug options.
2213 (Incremental_inputs::report_archive_begin): Add parameter; track
2214 argument serial numbers; don't put input file entry for archive
2215 before archive members.
2216 (Incremental_inputs::report_archive_end): Put input file entry
2217 for archive after archive members.
2218 (Incremental_inputs::report_object): Add parameter; track argument
2219 serial numbers and in_system_directory flag.
2220 (Incremental_inputs::report_script): Add parameter; track argument
2221 serial numbers.
2222 (Output_section_incremental_inputs::set_final_data_size): Adjust
2223 size of symbol info entry; check for forwarding symbols.
2224 (Output_section_incremental_inputs::write_input_files): Write
2225 in_system_directory flag and argument serial number.
2226 (Output_section_incremental_inputs::write_info_blocks): Map section
2227 indices between incremental info and original input file; store
2228 input section index for each symbol.
2229 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2230 change operator() to visit().
2231 (class Global_got_offset_visitor): Likewise.
2232 (class Global_symbol_visitor_got_plt):
2233 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2234 classes.
2235 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2236 (Sized_incr_relobj::do_read_symbols): New function.
2237 (Sized_incr_relobj::do_layout): New function.
2238 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2239 (Sized_incr_relobj::do_add_symbols): New function.
2240 (Sized_incr_relobj::do_should_include_member): New function.
2241 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2242 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2243 (Sized_incr_relobj::do_section_size): New function.
2244 (Sized_incr_relobj::do_section_name): New function.
2245 (Sized_incr_relobj::do_section_contents): New function.
2246 (Sized_incr_relobj::do_section_flags): New function.
2247 (Sized_incr_relobj::do_section_entsize): New function.
2248 (Sized_incr_relobj::do_section_address): New function.
2249 (Sized_incr_relobj::do_section_type): New function.
2250 (Sized_incr_relobj::do_section_link): New function.
2251 (Sized_incr_relobj::do_section_info): New function.
2252 (Sized_incr_relobj::do_section_addralign): New function.
2253 (Sized_incr_relobj::do_initialize_xindex): New function.
2254 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2255 (Sized_incr_relobj::do_read_relocs): New function.
2256 (Sized_incr_relobj::do_gc_process_relocs): New function.
2257 (Sized_incr_relobj::do_scan_relocs): New function.
2258 (Sized_incr_relobj::do_count_local_symbols): New function.
2259 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2260 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2261 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2262 (Sized_incr_relobj::do_relocate): New function.
2263 (Sized_incr_relobj::do_set_section_offset): New function.
2264 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2265 (Sized_incr_dynobj::do_read_symbols): New function.
2266 (Sized_incr_dynobj::do_layout): New function.
2267 (Sized_incr_dynobj::do_add_symbols): New function.
2268 (Sized_incr_dynobj::do_should_include_member): New function.
2269 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2270 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2271 (Sized_incr_dynobj::do_section_size): New function.
2272 (Sized_incr_dynobj::do_section_name): New function.
2273 (Sized_incr_dynobj::do_section_contents): New function.
2274 (Sized_incr_dynobj::do_section_flags): New function.
2275 (Sized_incr_dynobj::do_section_entsize): New function.
2276 (Sized_incr_dynobj::do_section_address): New function.
2277 (Sized_incr_dynobj::do_section_type): New function.
2278 (Sized_incr_dynobj::do_section_link): New function.
2279 (Sized_incr_dynobj::do_section_info): New function.
2280 (Sized_incr_dynobj::do_section_addralign): New function.
2281 (Sized_incr_dynobj::do_initialize_xindex): New function.
2282 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2283 (make_sized_incremental_object): New function.
2284 (Incremental_library::copy_unused_symbols): New function.
2285 (Incremental_library::do_for_all_unused_symbols): New function.
2286 * incremental.h (enum Incremental_input_flags): New type.
2287 (class Incremental_checker): Remove.
2288 (Incremental_input_entry::Incremental_input_entry): Add argument
2289 serial number.
2290 (Incremental_input_entry::arg_serial): New function.
2291 (Incremental_input_entry::set_is_in_system_directory): New function.
2292 (Incremental_input_entry::is_in_system_directory): New function.
2293 (Incremental_input_entry::arg_serial_): New data member.
2294 (Incremental_input_entry::is_in_system_directory_): New data member.
2295 (class Script_info): Move here from script.h.
2296 (Script_info::Script_info): Add filename parameter.
2297 (Script_info::filename): New function.
2298 (Script_info::filename_): New data member.
2299 (Incremental_script_entry::Incremental_script_entry): Add argument
2300 serial number.
2301 (Incremental_object_entry::Incremental_object_entry): Likewise.
2302 (Incremental_object_entry::add_input_section): Build list of input
2303 sections with map to original shndx.
2304 (Incremental_object_entry::get_input_section_index): New function.
2305 (Incremental_object_entry::shndx_): New data member.
2306 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2307 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2308 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2309 serial number.
2310 (Incremental_inputs::report_archive_begin): Likewise.
2311 (Incremental_inputs::report_object): Likewise.
2312 (Incremental_inputs::report_script): Likewise.
2313 (class Incremental_global_symbol_reader): New class.
2314 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2315 and store flags and input file type.
2316 (Incremental_input_entry_reader::arg_serial): New function.
2317 (Incremental_input_entry_reader::type): Extract type from flags.
2318 (Incremental_input_entry_reader::is_in_system_directory): New function.
2319 (Incremental_input_entry_reader::get_input_section_count): Call
2320 accessor function for type.
2321 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2322 function for type; adjust size of global symbol entry.
2323 (Incremental_input_entry_reader::get_global_symbol_count): Call
2324 accessor function for type.
2325 (Incremental_input_entry_reader::get_object_count): Likewise.
2326 (Incremental_input_entry_reader::get_object_offset): Likewise.
2327 (Incremental_input_entry_reader::get_member_count): Likewise.
2328 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2329 (Incremental_input_entry_reader::get_member_offset): Likewise.
2330 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2331 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2332 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2333 (Incremental_input_entry_reader::get_global_symbol_reader): New
2334 function.
2335 (Incremental_input_entry_reader::get_output_symbol_index): New
2336 function.
2337 (Incremental_input_entry_reader::type_): Remove.
2338 (Incremental_input_entry_reader::flags_): New data member.
2339 (Incremental_inputs_reader::input_file_offset): New function.
2340 (Incremental_inputs_reader::input_file_index): New function.
2341 (Incremental_inputs_reader::input_file): Call input_file_offset.
2342 (Incremental_inputs_reader::input_file_at_offset): New function.
2343 (Incremental_relocs_reader::get_r_type): Reformat.
2344 (Incremental_relocs_reader::get_r_shndx): Reformat.
2345 (Incremental_relocs_reader::get_r_offset): Reformat.
2346 (Incremental_relocs_reader::data): New function.
2347 (Incremental_binary::Incremental_binary): Initialize new data members.
2348 (Incremental_binary::check_inputs): Add cmdline parameter.
2349 (Incremental_binary::file_is_unchanged): Remove.
2350 (Input_reader::arg_serial): New function.
2351 (Input_reader::get_unused_symbol_count): New function.
2352 (Input_reader::get_unused_symbol): New function.
2353 (Input_reader::do_arg_serial): New function.
2354 (Input_reader::do_get_unused_symbol_count): New function.
2355 (Input_reader::do_get_unused_symbol): New function.
2356 (Incremental_binary::input_file_count): New function.
2357 (Incremental_binary::get_input_reader): Change signature to use
2358 index instead of filename.
2359 (Incremental_binary::file_has_changed): New function.
2360 (Incremental_binary::get_input_argument): New function.
2361 (Incremental_binary::get_library): New function.
2362 (Incremental_binary::get_script_info): New function.
2363 (Incremental_binary::init_layout): New function.
2364 (Incremental_binary::reserve_layout): New function.
2365 (Incremental_binary::output_file): New function.
2366 (Incremental_binary::do_check_inputs): New function.
2367 (Incremental_binary::do_file_is_unchanged): Remove.
2368 (Incremental_binary::do_file_has_changed): New function.
2369 (Incremental_binary::do_init_layout): New function.
2370 (Incremental_binary::do_reserve_layout): New function.
2371 (Incremental_binary::do_input_file_count): New function.
2372 (Incremental_binary::do_get_input_reader): Change signature.
2373 (Incremental_binary::input_args_map_): New data member.
2374 (Incremental_binary::library_map_): New data member.
2375 (Incremental_binary::script_map_): New data member.
2376 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2377 new data members.
2378 (Sized_incremental_binary::output_section): New function.
2379 (Sized_incremental_binary::inputs_reader): Add const.
2380 (Sized_incremental_binary::symtab_reader): Add const.
2381 (Sized_incremental_binary::relocs_reader): Add const.
2382 (Sized_incremental_binary::got_plt_reader): Add const.
2383 (Sized_incremental_binary::get_symtab_view): New function.
2384 (Sized_incremental_binary::Inputs_reader): New typedef.
2385 (Sized_incremental_binary::Input_entry_reader): New typedef.
2386 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2387 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2388 (Sized_incremental_binary::do_file_has_changed): New function.
2389 (Sized_incremental_binary::do_init_layout): New function.
2390 (Sized_incremental_binary::do_reserve_layout): New function.
2391 (Sized_input_reader::Inputs_reader): Remove.
2392 (Sized_input_reader::Input_entry_reader): Remove.
2393 (Sized_input_reader::do_arg_serial): New function.
2394 (Sized_input_reader::do_get_unused_symbol_count): New function.
2395 (Sized_input_reader::do_get_unused_symbol): New function.
2396 (Sized_incremental_binary::do_input_file_count): New function.
2397 (Sized_incremental_binary::do_get_input_reader): Change signature;
2398 use index instead of filename.
2399 (Sized_incremental_binary::section_map_): New data member.
2400 (Sized_incremental_binary::input_entry_readers_): New data member.
2401 (class Sized_incr_relobj): New class.
2402 (class Sized_incr_dynobj): New class.
2403 (make_sized_incremental_object): New function.
2404 (class Incremental_library): New class.
2405 * layout.cc (Free_list::num_lists): New static data member.
2406 (Free_list::num_nodes): New static data member.
2407 (Free_list::num_removes): New static data member.
2408 (Free_list::num_remove_visits): New static data member.
2409 (Free_list::num_allocates): New static data member.
2410 (Free_list::num_allocate_visits): New static data member.
2411 (Free_list::init): New function.
2412 (Free_list::remove): New function.
2413 (Free_list::allocate): New function.
2414 (Free_list::dump): New function.
2415 (Free_list::print_stats): New function.
2416 (Layout_task_runner::run): Resize output file for incremental updates.
2417 (Layout::Layout): Initialize new data members.
2418 (Layout::set_incremental_base): New function.
2419 (Layout::init_fixed_output_section): New function.
2420 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2421 incremental updates.
2422 (Layout::create_gold_note): Do not create gold note section for
2423 incremental updates.
2424 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2425 for incremental updates.
2426 (Layout::set_section_offsets): For incremental updates, allocate space
2427 from free list.
2428 (Layout::create_symtab_sections): Layout with offsets relative to
2429 start of section; for incremental updates, allocate space from free
2430 list.
2431 (Layout::create_shdrs): For incremental updates, allocate space from
2432 free list.
2433 (Layout::finish_dynamic_section): For incremental updates, do not
2434 check --as-needed (fixed in subsequent patch).
2435 * layout.h (class Free_list): New class.
2436 (Layout::set_incremental_base): New function.
2437 (Layout::incremental_base): New function.
2438 (Layout::init_fixed_output_section): New function.
2439 (Layout::allocate): New function.
2440 (Layout::incremental_base_): New data member.
2441 (Layout::free_list_): New data member.
2442 * main.cc (main): Print Free_list statistics.
2443 * object.cc (Relobj::finalize_incremental_relocs): Add
2444 clear_counts parameter; clear counts only when clear_counts is set.
2445 (Sized_relobj::Sized_relobj): Initialize new base class.
2446 (Sized_relobj::do_layout): Don't report special sections.
2447 (Sized_relobj::do_for_all_local_got_entries): New function.
2448 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2449 symtab_off to all symbol table offsets.
2450 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2451 * object.h (class Got_offset_list): Move to top of file.
2452 (Object::Object): Allow case where input_file == NULL.
2453 (Object::~Object): Likewise.
2454 (Object::input_file): Assert that input_file != NULL.
2455 (Object::lock): Allow case where input_file == NULL.
2456 (Object::unlock): Likewise.
2457 (Object::is_locked): Likewise.
2458 (Object::token): Likewise.
2459 (Object::release): Likewise.
2460 (Object::is_incremental): New function.
2461 (Object::get_mtime): New function.
2462 (Object::for_all_local_got_entries): New function.
2463 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2464 (Object::set_is_in_system_directory): New function.
2465 (Object::is_in_system_directory): New function.
2466 (Object::do_is_incremental): New function.
2467 (Object::do_get_mtime): New function.
2468 (Object::do_for_all_local_got_entries): New function.
2469 (Object::is_in_system_directory_): New data member.
2470 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2471 (class Sized_relobj_base): New class.
2472 (class Sized_relobj): Derive from Sized_relobj_base.
2473 (class Sized_relobj::Symbols): Redeclare from base class.
2474 (class Sized_relobj::local_got_offset_list): Remove.
2475 (class Sized_relobj::Output_sections): Redeclare from base class.
2476 (class Sized_relobj::do_for_all_local_got_entries): New function.
2477 (class Sized_relobj::write_local_symbols): Add offset parameter.
2478 (class Sized_relobj::local_symbol_offset_): Update comment.
2479 (class Sized_relobj::local_dynsym_offset_): Update comment.
2480 * options.cc (Input_arguments::add_file): Remove const.
2481 * options.h (Input_file_argument::Input_file_argument):
2482 Initialize arg_serial_ (all constructors).
2483 (Input_file_argument::set_arg_serial): New function.
2484 (Input_file_argument::arg_serial): New function.
2485 (Input_file_argument::arg_serial_): New data member.
2486 (Input_arguments::Input_arguments): Initialize file_count_.
2487 (Input_arguments::add_file): Remove const.
2488 (Input_arguments::number_of_input_files): New function.
2489 (Input_arguments::file_count_): New data member.
2490 (Command_line::number_of_input_files): Call
2491 Input_arguments::number_of_input_files.
2492 * output.cc (Output_segment_headers::Output_segment_headers):
2493 Set current size.
2494 (Output_section::Input_section::current_data_size): New function.
2495 (Output_section::Output_section): Initialize new data members.
2496 (Output_section::add_input_section): Don't do merge sections for
2497 an incremental link; allocate space from free list for an
2498 incremental update.
2499 (Output_section::add_output_section_data): Allocate space from
2500 free list for an incremental update.
2501 (Output_section::update_data_size): New function.
2502 (Output_section::set_fixed_layout): New function.
2503 (Output_section::reserve): New function.
2504 (Output_segment::set_section_addresses): Remove const.
2505 (Output_segment::set_section_list_addresses): Remove const; allocate
2506 space from free list for an incremental update.
2507 (Output_segment::set_offset): Adjust size of RELRO segment for an
2508 incremental update.
2509 * output.h (Output_data::current_data_size): Move here from
2510 child classes.
2511 (Output_data::pre_finalize_data_size): New function.
2512 (Output_data::update_data_size): New function.
2513 (Output_section_headers::update_data_size): new function.
2514 (Output_section_data_build::current_data_size): Move to Output_data.
2515 (Output_data_strtab::update_data_size): New function.
2516 (Output_section::current_data_size): Move to Output_data.
2517 (Output_section::set_fixed_layout): New function.
2518 (Output_section::has_fixed_layout): New function.
2519 (Output_section::reserve): New function.
2520 (Output_section::update_data_size): New function.
2521 (Output_section::has_fixed_layout_): New data member.
2522 (Output_section::free_list_): New data member.
2523 (Output_segment::set_section_addresses): Remove const.
2524 (Output_segment::set_section_list_addresses): Remove const.
2525 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2526 New function.
2527 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2528 New function.
2529 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2530 parameter when calling Add_symbols constructor; store argument
2531 serial number for members of a lib group.
2532 (Add_symbols::locks): Allow case where token == NULL.
2533 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2534 (Read_member::~Read_member): New function.
2535 (Read_member::is_runnable): New function.
2536 (Read_member::locks): New function.
2537 (Read_member::run): New function.
2538 (Check_script::~Check_script): New function.
2539 (Check_script::is_runnable): New function.
2540 (Check_script::locks): New function.
2541 (Check_script::run): New function.
2542 (Check_library::~Check_library): New function.
2543 (Check_library::is_runnable): New function.
2544 (Check_library::locks): New function.
2545 (Check_library::run): New function.
2546 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2547 (Add_symbols::library_): New data member.
2548 (class Read_member): New class.
2549 (class Check_script): New class.
2550 (class Check_library): New class.
2551 * reloc.cc (Read_relocs::is_runnable): Allow case where
2552 token == NULL.
2553 (Read_relocs::locks): Likewise.
2554 (Scan_relocs::locks): Likewise.
2555 (Relocate_task::locks): Likewise.
2556 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2557 to clear counters.
2558 (Sized_relobj::incremental_relocs_scan): Fix comment.
2559 (Sized_relobj::do_relocate): Pass output file offset to
2560 write_local_symbols.
2561 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2562 from class declaration.
2563 * script.cc (read_input_script): Allocate Script_info; pass
2564 argument serial number to report_script.
2565 * script.h (class Script_info): Move to incremental.h.
2566 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2567 * symtab.h (Symbol_table::add_from_incrobj): New function.
2568 (Symbol_table::set_file_offset): New function.
2570 2011-04-05 Cary Coutant <ccoutant@google.com>
2572 * incremental-dump.cc (dump_incremental_inputs): Change signature
2573 to take a Sized_incremental_binary; change caller. Use readers
2574 in Sized_incremental_binary.
2575 * incremental.cc
2576 (Sized_incremental_binary::find_incremental_inputs_sections):
2577 Rename do_find_incremental_inputs_sections to this.
2578 (Sized_incremental_binary::setup_readers): New function.
2579 (Sized_incremental_binary::do_check_inputs): Check
2580 has_incremental_info_ flag; move setup code to setup_readers;
2581 use input readers.
2582 (Sized_incremental_binary::do_file_is_unchanged): New function.
2583 (Sized_incremental_binary::do_get_input_reader): New function.
2584 * incremental.h (class Incremental_binary): Move to end of file.
2585 (Incremental_binary::file_is_unchanged): New function.
2586 (Incremental_binary::do_file_is_unchanged): New function.
2587 (Incremental_binary::Input_reader): New class.
2588 (Incremental_binary::get_input_reader): New function.
2589 (class Sized_incremental_binary): Move to end of file.
2590 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2591 input section reader classes.
2592 (Sized_incremental_binary::has_incremental_info): New function.
2593 (Sized_incremental_binary::inputs_reader): New function.
2594 (Sized_incremental_binary::symtab_reader): New function.
2595 (Sized_incremental_binary::relocs_reader): New function.
2596 (Sized_incremental_binary::got_plt_reader): New function.
2597 (Sized_incremental_binary::do_file_is_unchanged): New function.
2598 (Sized_incremental_binary::Sized_input_reader): New class.
2599 (Sized_incremental_binary::get_input_reader): New function.
2600 (Sized_incremental_binary::find_incremental_inputs_sections):
2601 Rename do_find_incremental_inputs_sections to this.
2602 (Sized_incremental_binary::setup_readers): New function.
2603 (Sized_incremental_binary::has_incremental_info_): New data member.
2604 (Sized_incremental_binary::inputs_reader_): New data member.
2605 (Sized_incremental_binary::symtab_reader_): New data member.
2606 (Sized_incremental_binary::relocs_reader_): New data member.
2607 (Sized_incremental_binary::got_plt_reader_): New data member.
2608 (Sized_incremental_binary::current_input_file_): New data member.
2610 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2612 PR gold/12640
2613 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2614 violation.
2616 2011-03-30 Cary Coutant <ccoutant@google.com>
2618 * archive.cc (Archive::include_member): Adjust call to report_object.
2619 (Add_archive_symbols::run): Add script_info to call to
2620 report_archive_begin.
2621 (Lib_group::include_member): Adjust call to report_object.
2622 (Add_lib_group_symbols::run): Adjust call to report_object.
2623 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2624 blocks. Add object count for script input files.
2625 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2626 script_info parameter; change all callers.
2627 (Incremental_inputs::report_object): Add script_info parameter;
2628 change all callers.
2629 (Incremental_inputs::report_script): Store backpointer to
2630 incremental info entry.
2631 (Output_section_incremental_inputs::set_final_data_size): Record
2632 additional information for scripts.
2633 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2634 * incremental.h (Incremental_script_entry::add_object): New function.
2635 (Incremental_script_entry::get_object_count): New function.
2636 (Incremental_script_entry::get_object): New function.
2637 (Incremental_script_entry::objects_): New data member; adjust
2638 constructor.
2639 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2640 (Incremental_inputs::report_object): Add script_info parameter.
2641 (Incremental_inputs_reader::get_object_count): New function.
2642 (Incremental_inputs_reader::get_object_offset): New function.
2643 * options.cc (Input_arguments::add_file): Return reference to
2644 new input argument.
2645 * options.h (Input_argument::set_script_info): New function.
2646 (Input_argument::script_info): New function.
2647 (Input_argument::script_info_): New data member; adjust all
2648 constructors.
2649 (Input_file_group::add_file): Return reference to new input argument.
2650 (Input_file_lib::add_file): Likewise.
2651 (Input_arguments::add_file): Likewise.
2652 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2653 * script.cc (Parser_closure::Parser_closure): Add script_info
2654 parameter; adjust all callers.
2655 (Parser_closure::script_info): New function.
2656 (Parser_closure::script_info_): New data member.
2657 (read_input_script): Report scripts earlier to incremental info.
2658 (script_add_file): Set script_info in Input_argument.
2659 (script_add_library): Likewise.
2660 * script.h (Script_options::Script_info): Rewrite class.
2662 2011-03-29 Cary Coutant <ccoutant@google.com>
2664 * archive.cc (Library_base::should_include_member): Move
2665 method here from class Archive.
2666 (Archive::Archive): Initialize base class.
2667 (Archive::should_include_member): Move to base class.
2668 (Archive::do_for_all_unused_symbols): New function.
2669 (Add_archive_symbols::run): Remove redundant access to
2670 incremental_inputs.
2671 (Lib_group::Lib_group): Initialize base class.
2672 (Lib_group::do_filename): New function.
2673 (Lib_group::include_member): Pass pointer to Lib_group to
2674 report_object.
2675 (Lib_group::do_for_all_unused_symbols): New function.
2676 (Add_lib_group_symbols::run): Report archive information for
2677 incremental links.
2678 * archive.h (class Library_base): New base class.
2679 (class Archive): Derive from Library_base.
2680 (Archive::filename): Move to base class.
2681 (Archive::set_incremental_info): Likewise.
2682 (Archive::incremental_info): Likewise.
2683 (Archive::Should_include): Likewise.
2684 (Archive::should_include_member): Likewise.
2685 (Archive::Armap_entry): Remove.
2686 (Archive::Unused_symbol_iterator): Remove.
2687 (Archive::unused_symbols_begin): Remove.
2688 (Archive::unused_symbols_end): Remove.
2689 (Archive::do_filename): New function.
2690 (Archive::do_get_mtime): New function.
2691 (Archive::do_for_all_unused_symbols): New function.
2692 (Archive::task_): Move to base class.
2693 (Archive::incremental_info_): Likewise.
2694 (class Lib_group): Derive from Library_base.
2695 (Lib_group::do_filename): New function.
2696 (Lib_group::do_get_mtime): New function.
2697 (Lib_group::do_for_all_unused_symbols): New function.
2698 (Lib_group::task_): Move to base class.
2699 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2700 function.
2701 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2702 function.
2703 * incremental.cc (Incremental_inputs::report_archive_begin):
2704 Use Library_base; call library's get_mtime; add incremental inputs
2705 entry before members.
2706 (class Unused_symbol_visitor): New class.
2707 (Incremental_inputs::report_archive_end): Use Library_base; use
2708 visitor class to record unused symbols; don't add incremental inputs
2709 entry after members.
2710 (Incremental_inputs::report_object): Use Library_base.
2711 * incremental.h
2712 (Incremental_archive_entry::Incremental_archive_entry): Remove
2713 unused Archive parameter.
2714 (Incremental_inputs::report_archive_begin): Use Library_base.
2715 (Incremental_inputs::report_archive_end): Likewise.
2716 (Incremental_inputs::report_object): Likewise.
2717 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2718 function.
2719 * object.h (Object::for_all_global_symbols): New function.
2720 (Object::do_for_all_global_symbols): New function.
2721 (Sized_relobj::do_for_all_global_symbols): New function.
2722 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2723 function.
2724 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2725 function.
2727 2011-03-27 Ian Lance Taylor <iant@google.com>
2729 * archive.cc (Archive::interpret_header): Return -1 if something
2730 goes wrong. Change callers accordingly.
2732 2011-03-25 Cary Coutant <ccoutant@google.com>
2734 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2735 * testsuite/Makefile.in: Regenerate.
2737 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2739 * plugin.cc (get_view): New.
2740 (Plugin::load): Pass get_view to the plugin.
2741 (Plugin_manager::get_view): New.
2743 2011-03-21 Ian Lance Taylor <iant@google.com>
2745 * testsuite/final_layout.sh: Rewrite to not use dc.
2746 * testsuite/relro_test.sh: Fail if dc is not present.
2748 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2750 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2751 Change == to -eq.
2752 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2753 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2754 Change == to -eq.
2755 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2756 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2758 2011-03-14 Ian Lance Taylor <iant@google.com>
2760 * script-sections.cc (Sort_output_sections::script_compare):
2761 Rename from is_before, change return type.
2762 (Sort_output_sections::operator()): Adjust accordingly.
2764 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2766 PR gold/12572
2767 * testsuite/odr_violation2.cc: Add comment to make all error line
2768 numbers double digits.
2769 * testsuite/debug_msg.sh: Adjust expected errors.
2771 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2773 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2774 but mark earlier ones as non-canonical
2775 (offset_to_iterator): Update search target and example
2776 (do_addr2line): Return extra lines in a vector*
2777 (format_file_lineno): Extract from do_addr2line
2778 (one_addr2line): Add vector* out-param
2779 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2780 when a lineno entry appeared last for its instruction
2781 (Dwarf_line_info): Add vector* out-param
2782 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2783 * symtab.cc (Odr_violation_compare): Include the lineno in the
2784 comparison again.
2785 (linenos_from_loc): New. Combine the canonical line for an
2786 address with its other lines.
2787 (True_if_intersect): New. Helper functor to make
2788 std::set_intersection a query.
2789 (detect_odr_violations): Compare sets of lines instead of just
2790 one line for each function. This became less deterministic, but
2791 has fewer false positives.
2792 * symtab.h: Declarations.
2793 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2794 mix an optimized and non-optimized object in the same binary
2795 (odr_violation2.so): Same.
2796 * testsuite/Makefile.in: Regenerate from Makefile.am.
2797 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2798 * testsuite/debug_msg.sh: Update line numbers and add
2799 assertions.
2800 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2801 non-optimized context.
2802 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2803 isn't inlined, and use OdrDerived in an optimized context.
2804 * testsuite/odr_header1.h: Defines OdrDerived, where
2805 optimization will change the
2806 first-instruction-in-the-destructor's file and line number.
2807 * testsuite/odr_header2.h: Defines OdrBase.
2809 2011-03-09 Ian Lance Taylor <iant@google.com>
2811 * fileread.cc (File_read::clear_views): Don't delete the whole
2812 file view.
2814 2011-03-08 Ian Lance Taylor <iant@google.com>
2816 PR gold/12525
2817 * fileread.cc: #include <climits>.
2818 (GOLD_IOV_MAX): Define.
2819 (File_read::read_multiple): Limit number of entries by iov_max.
2820 * fileread.h (class File_read): Always set max_readv_entries to
2821 128.
2823 2011-03-07 Ian Lance Taylor <iant@google.com>
2825 PR gold/12525
2826 * options.h (class General_options): Add -dy and -dn.
2828 2011-03-02 Cary Coutant <ccoutant@google.com>
2830 * testsuite/script_test_9.t: Add TLS segment.
2832 2011-03-02 Simon Baldwin <simonb@google.com>
2834 * configure.ac: Add check for gnu_indirect_function support in
2835 the toolchain building binutils.
2836 * configure: Rebuild.
2838 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2840 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2841 plugin only symbols.
2842 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2843 in plugin files as not needed in the symbol table.
2845 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2847 * output.cc (Output_section::add_input_section): Delay fill
2848 generation for section ordering.
2850 2011-02-09 Ian Lance Taylor <iant@google.com>
2852 PR gold/12316
2853 * object.h (class Sized_relobj): Remove clear_local_symbols.
2854 * reloc.cc (Sized_relobj::do_relocate): Don't call
2855 clear_local_symbols.
2857 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2859 * plugin.cc (is_visible_from_outside): Return true for symbols
2860 in the -u option.
2862 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2864 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2865 filename.
2867 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2869 * icf.h (is_section_foldable_candidate): Change type of parameter
2870 to std::string.
2871 * icf.cc (Icf::find_identical_sections): Change type of local variable
2872 section_name to be std::string.
2873 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2875 2011-01-25 Ian Lance Taylor <iant@google.com>
2877 * script.cc (script_add_extern): Rewrite to use
2878 add_symbol_reference.
2880 2011-01-25 Doug Kwan <dougkwan@google.com>
2882 * icf.cc (get_section_contents): Always lock section's object.
2884 2011-01-24 Ian Lance Taylor <iant@google.com>
2886 * options.h (class General_options): Accept
2887 --no-detect-odr-violations.
2889 2011-01-24 Ian Lance Taylor <iant@google.com>
2891 * version.cc (version_string): Bump to 1.11.
2893 2011-01-24 Ian Lance Taylor <iant@google.com>
2895 * plugin.cc (class Plugin_rescan): Define new class.
2896 (Plugin_manager::claim_file): Set any_claimed_.
2897 (Plugin_manager::save_archive): New function.
2898 (Plugin_manager::save_input_group): New function.
2899 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2900 necessary.
2901 (Plugin_manager::new_undefined_symbol): New function.
2902 (Plugin_manager::rescan): New function.
2903 (Plugin_manager::rescannable_defines): New function.
2904 (Plugin_manager::add_input_file): Set any_added_.
2905 * plugin.h (class Plugin_manager): define new fields rescannable_,
2906 undefined_symbols_, any_claimed_, and any_added_. Declare
2907 Plugin_rescan as friend. Declare new functions.
2908 (Plugin_manager::Rescannable): Define type.
2909 (Plugin_manager::Rescannable_list): Define type.
2910 (Plugin_manager::Undefined_symbol_list): Define type.
2911 (Plugin_manager::Plugin_manager): Initialize new fields.
2912 * archive.cc (Archive::defines_symbol): New function.
2913 (Add_archive_symbols::run): Pass archive to plugins if any.
2914 * archive.h (class Archive): Declare defines_symbol.
2915 * readsyms.cc (Input_group::~Input_group): New function.
2916 (Finish_group::run): Pass input_group to plugins if any.
2917 * readsyms.h (class Input_group): Declare destructor.
2918 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2919 any.
2921 2011-01-10 Ian Lance Taylor <iant@google.com>
2923 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2924 section as relro.
2925 (Layout::set_segment_offsets): Reset increase_relro before calling
2926 set_section_addresses a second time.
2928 2011-01-04 Cary Coutant <ccoutant@google.com>
2930 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2931 sections before NOBITS sections.
2933 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2935 * version.cc (print_version): Update copyright to 2011.
2937 2010-12-23 Cary Coutant <ccoutant@google.com>
2939 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2940 of OS to this->add. Add OD parameter to second form of the function.
2942 2010-12-20 Ian Lance Taylor <iant@google.com>
2944 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2945 second of two consecutive entries with same offset.
2947 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2949 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2950 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2951 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2952 to avoid unneeded links against $(LDADD).
2953 * testsuite/Makefile.in: Regenerate.
2955 2010-12-15 Ian Lance Taylor <iant@google.com>
2957 PR gold/12324
2958 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2959 for R_X86_64_32 and R_X86_64_PC32.
2960 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2961 ver_matching_def_pic.o.
2962 (ver_matching_def_pic.o): New target.
2964 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2966 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2967 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2968 Move definition before File_read::View member definitions.
2969 (File_read::View::~View): Initialize and hold lock before
2970 updating current_mapped_bytes.
2972 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2974 * dwarf_reader.cc: Remove outdated comment.
2975 * gold-threads.cc: Fix typo in error message.
2976 * archive.cc: Fix typos in comments.
2977 * archive.h: Likewise.
2978 * arm-reloc-property.cc: Likewise.
2979 * arm-reloc-property.h: Likewise.
2980 * arm-reloc.def: Likewise.
2981 * arm.cc: Likewise.
2982 * attributes.h: Likewise.
2983 * cref.cc: Likewise.
2984 * ehframe.cc: Likewise.
2985 * fileread.h: Likewise.
2986 * gold.h: Likewise.
2987 * i386.cc: Likewise.
2988 * icf.cc: Likewise.
2989 * incremental.h: Likewise.
2990 * int_encoding.cc: Likewise.
2991 * layout.h: Likewise.
2992 * main.cc: Likewise.
2993 * merge.h: Likewise.
2994 * object.cc: Likewise.
2995 * object.h: Likewise.
2996 * options.cc: Likewise.
2997 * readsyms.cc: Likewise.
2998 * reduced_debug_output.cc: Likewise.
2999 * reloc.cc: Likewise.
3000 * script-sections.cc: Likewise.
3001 * sparc.cc: Likewise.
3002 * symtab.h: Likewise.
3003 * target-reloc.h: Likewise.
3004 * target.cc: Likewise.
3005 * target.h: Likewise.
3006 * timer.cc: Likewise.
3007 * timer.h: Likewise.
3008 * x86_64.cc: Likewise.
3010 2010-12-09 Cary Coutant <ccoutant@google.com>
3012 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
3013 stack.
3014 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
3015 parameter; change all callers.
3016 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
3017 * options.h (warn_execstack): New option.
3019 2010-12-07 Doug Kwan <dougkwan@google.com>
3021 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
3022 like function call relocations.
3024 2010-12-07 Ian Lance Taylor <iant@google.com>
3026 * archive.cc (Archive::get_elf_object_for_member): Permit
3027 punconfigured to be NULL.
3028 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
3029 (Archive::include_member): Pass NULL to get_elf_object_for_member
3030 if we searched for the archive and this is the first included
3031 object.
3033 2010-12-01 Ian Lance Taylor <iant@google.com>
3035 * dwarf_reader.h (class Sized_dwarf_line_info): Add
3036 track_relocs_type_ field.
3037 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3038 Set track_relocs_type_.
3039 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
3040 contents when using RELA relocs.
3041 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
3042 reloc_map_.
3043 * reloc.cc (Track_relocs::next_addend): New function.
3044 * reloc.h (class Track_relocs): Declare next_addend.
3046 2010-12-01 Ian Lance Taylor <iant@google.com>
3048 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
3049 virtual destructor.
3051 2010-12-01 Ian Lance Taylor <iant@google.com>
3053 * README: Update compilers known to work and fail.
3055 2010-11-23 Matthias Klose <doko@ubuntu.com>
3057 * configure.in: For --enable-gold, handle value `default' instead of
3058 `both*'. Always install ld as ld.bfd, install as ld if gold is
3059 not the default.
3060 * configure: Regenerate.
3062 2010-11-18 Doug Kwan <dougkwan@google.com>
3064 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
3065 and right_alignment to be zero. Store result alignment only if it is
3066 greater than existing alignment.
3068 2010-11-16 Cary Coutant <ccoutant@google.com>
3070 PR gold/12220
3071 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3072 Check for ".zdebug_line".
3074 2010-11-16 Doug Kwan <dougkwan@google.com>
3075 Cary Coutant <ccoutant@google.com>
3077 * output.h (Output_segment::set_section_addresses): Pass increase_relro
3078 by reference; adjust all callers.
3079 * output.cc (Output_segment::set_section_addresses): Adjust references
3080 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
3081 list is empty.
3082 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
3083 end at page boundary.
3085 2010-11-16 Cary Coutant <ccoutant@google.com>
3087 PR gold/12220
3088 * layout.cc (Layout::choose_output_section): Transform names of
3089 compressed sections even when using a script with a SECTIONS clause.
3090 (Layout::output_section_name): Remove code to transform
3091 compressed debug section names.
3092 * output.cc (Output_section::add_input_section): Use uncompressed
3093 section size when tracking input sections.
3095 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
3097 * symtab.h (Symbol::NON_PIC_REF): Remove.
3098 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
3099 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
3100 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
3101 (Symbol::use_plt_offset): Take a flags argument and pass it
3102 directly to needs_dynamic_reloc. Restrict check for undefined
3103 weak symbols to function calls.
3104 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
3105 (Target_arm::Scan::global): Use it.
3106 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
3107 (Target_arm::Relocate::relocate): Likewise.
3108 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
3109 parameter with an r_type parameter. Use get_reference_flags
3110 to get the flags.
3111 (Target_arm::Relocate::relocate): Update accordingly.
3112 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
3113 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
3114 (Target_i386::Scan::global): Likewise.
3115 (Target_i386::Relocate::relocate): Likewise.
3116 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
3117 parameter with an r_type parameter. Use get_reference_flags
3118 to get the flags.
3119 (Target_i386::Relocate::relocate): Update accordingly.
3120 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
3121 (Target_powerpc::Scan::global): Use it.
3122 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
3123 (Target_powerpc::Relocate::relocate): Likewise.
3124 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
3125 (Target_sparc::Scan::global): Use it.
3126 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
3127 (Target_sparc::Relocate::relocate): Likewise.
3128 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
3129 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
3130 (Target_x86_64::Scan::global): Likewise.
3131 (Target_x86_64::Relocate::relocate): Likewise.
3133 2010-11-08 Doug Kwan <dougkwan@google.com>
3134 Cary Coutant <ccoutant@google.com>
3136 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
3137 (Arm_exidx_merge_section::section_contents_): New data member.
3138 (Arm_input_section::Arm_input_section): Initialize original_contents_.
3139 (Arm_input_section::~Arm_input_section): De-allocate memory.
3140 (Arm_input_section::original_contents_): New data member.
3141 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
3142 in parameters instead of calling Object::section_contents without
3143 locking.
3144 (Arm_output_section::group_section): New parameter TASK. Pass it
3145 to callees that need locking objects.
3146 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
3147 to lock EXIDX input sections. Fix a formatting issue. Call
3148 Arm_exidx_merged_section::build_contents to create merged section
3149 contents.
3150 (Arm_output_section::create_stub_group): New parameter TASK. Use it
3151 to lock object of stub table owner.
3152 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
3153 TEXT_SIZE to initialize data member TEXT_SIZE_.
3154 (Arm_exidx_input_section::addralign): Fix typo in comment.
3155 (Arm_exidx_input_section::text_size): New method.
3156 (Target_arm::do_relax): New parameter TASK. Pass it to callees
3157 that require locking objects. Lock objects before scanning for stubs
3158 and updating local symbols.
3159 (Arm_input_section<big_endian>::init): Copy contents of original
3160 input section.
3161 (Arm_input_section<big_endian>::do_write): Use saved contents of
3162 original input section instead of calling Object::section_contents
3163 without locking.
3164 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
3165 size without calling Object::section_size().
3166 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
3167 for size. Allocate a buffer for merged EXIDX entries.
3168 (Arm_exidx_merged_section::build_contents): New method.
3169 (Arm_exidx_merged_section::do_write): Move merge section contents
3170 building code to Arm_exidx_merged_section::build_contetns. Write
3171 out contetns in buffer instead of building it on the fly.
3172 (Arm_relobj::make_exidx_input_section): Also pass text section size
3173 to Arm_exidx_input_section constructor.
3174 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3175 (Arm_dynobj::do_read_symbols): Fix memory leak.
3176 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3177 * target.h: (class Task): Add forward declaration.
3178 (Target::relax): Add new parameter TASK and pass it to
3179 Target::do_relax().
3180 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3182 2010-11-05 Cary Coutant <ccoutant@google.com>
3184 PR gold/10708
3185 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3186 object when reading from the file.
3187 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3188 second layout pass.
3189 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3190 when reading section contents.
3191 (get_section_contents): Likewise.
3192 (icf::find_identical_sections): Likewise.
3193 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3194 object when reading from the file.
3195 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3196 the object when doing deferred section layout.
3198 2010-11-03 Nick Clifton <nickc@redhat.com>
3200 PR gold/12001
3201 * script.h (class Symbol_assignment: name): New member. Returns
3202 the name of the symbol.
3203 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3204 Returns true if the given symbol name is on the list of
3205 assignments wating to be processed.
3206 * archive.cc (should_incldue_member): If the symbol is undefined,
3207 check to see if it is on the list of symbols pending assignment.
3209 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3211 * script-sections.cc (Script_sections::find_memory_region): Check
3212 for a NULL output section pointer.
3214 2010-10-29 Doug Kwan <dougkwan@google.com>
3216 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3217 Output_section::add_relaxed_input_section.
3218 * output.cc (Output_section::add_relaxed_input_section): Add new
3219 arguments LAYOUT and NAME. Set section order index.
3220 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3221 Copy section order index.
3222 * output.h (Output_section::add_relaxed_input_section): Add new
3223 arguments LAYOUT and NAME.
3225 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3227 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3228 NATIVE_OR_CROSS_LINKER.
3229 * testsuite/Makefile.in: Regenerate.
3231 2010-10-20 Doug Kwan <dougkwan@google.com>
3233 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3234 without SHF_LINK_ORDER flags.
3235 * layout.cc (Layout::choose_output_section): Do not filter
3236 SHF_LINK_ORDER flag in a relocatable link.
3238 2010-10-17 Cary Coutant <ccoutant@google.com>
3240 * output.h (Output_segment::set_section_addresses): Change function
3241 signature. Update all callers.
3242 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3243 sections.
3244 (Output_segment::set_section_addresses): Align after last TLS
3245 section. Add padding before last relro section instead of after.
3247 2010-10-17 Doug Kwan <dougkwan@google.com>
3249 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3250 GOT output section to be writable.
3252 2010-10-14 Cary Coutant <ccoutant@google.com>
3254 * debug.h (DEBUG_INCREMENTAL): New flag.
3255 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3256 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3257 mode.
3258 * incremental.cc (report_command_line): Ignore all forms of
3259 --incremental.
3260 * layout.cc (Layout::Layout): Check parameters for incremental link
3261 mode.
3262 * options.cc (General_options::parse_incremental): New function.
3263 (General_options::parse_no_incremental): New function.
3264 (General_options::parse_incremental_full): New function.
3265 (General_options::parse_incremental_update): New function.
3266 (General_options::incremental_mode_): New data member.
3267 (General_options::finalize): Check incremental_mode_.
3268 * options.h (General_options): Update help text for --incremental.
3269 Add --no-incremental, --incremental-full, --incremental-update.
3270 (General_options::Incremental_mode): New enum type.
3271 (General_options::incremental_mode): New function.
3272 (General_options::incremental_mode_): New data member.
3273 * parameters.cc (Parameters::incremental_mode_): New data member.
3274 (Parameters::set_options): Set incremental_mode_.
3275 (Parameters::set_incremental_full): New function.
3276 (Parameters::incremental): New function.
3277 (Parameters::incremental_update): New function.
3278 (set_parameters_incremental_full): New function.
3279 * parameters.h (Parameters::set_incremental_full): New function.
3280 (Parameters::incremental): New function.
3281 (Parameters::incremental_update): New function.
3282 (Parameters::incremental_mode_): New data member.
3283 (set_parameters_incremental_full): New function.
3284 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3285 incremental link mode.
3286 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3287 (Sized_relobj::do_relocate_sections): Likewise.
3288 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3289 option.
3290 * testsuite/Makefile.in: Regenerate.
3291 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3293 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3295 * script-sections.h (class Script_sections): Make
3296 Sections_elements typedef public.
3297 * script-sections.cc (class Sort_output_sections): Add elements_
3298 field. Add constructor which sets it; change all callers.
3299 (Sort_output_sections::is_before): New function.
3300 (Sort_output_sections::operator()): Call is_before.
3301 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3302 conditional.
3303 * testsuite/script_test_10.sh: New test. Test script section
3304 order.
3305 * testsuite/script_test_10.t: Likewise.
3306 * testsuite/script_test_10.s: Likewise.
3307 * testsuite/Makefile.am: Wrap the cross linker tests and the
3308 common tests into NATIVE_OR_CROSS_LINKER.
3309 (check_SCRIPTS): Add script_test_10.sh.
3310 (check_DATA): Add script_test_10.stdout.
3311 (script_test_10.o, script_test_10): New targets.
3312 (script_test_10.stdout): New target.
3313 * configure, testsuite/Makefile.in: Regenerate.
3315 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3317 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3318 error for the deprecated relocations.
3319 (Target_arm::Scan::global): Likewise.
3320 (Target_arm::Relocate::relocate): Likewise.
3322 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3324 * fileread.cc (Input_file::find_file): Initialize *found_name
3325 and *namep when using the fallback search for case 4.
3327 2010-10-11 Cary Coutant <ccoutant@google.com>
3329 * options.h (class General_options): Redefine -z lazy as an alias for
3330 the negation of -z now.
3332 2010-10-11 Ian Lance Taylor <iant@google.com>
3334 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3335 binding.
3337 2010-10-06 Nick Clifton <nickc@redhat.com>
3339 * script-sections.cc(class Memory_region): Remove
3340 current_lma_offset_ field. Rename current_vma_offset_ to
3341 current_offset_. Add last_section_ field.
3342 (Memory_region::get_current_vma_address): Rename to
3343 get_current_address.
3344 (Memory_region::get_current_lma_address): Delete.
3345 (Memory_region::increment_vma_offset): Rename to
3346 increment_offset.
3347 (Memory_region::increment_lma_offset): Delete.
3348 (Memory_region::attributes_compatible): New method. Returns
3349 true if the provided section is compatible with the region.
3350 (Memory_region::get_last_section): New method. Returns the last
3351 section to use the region.
3352 (Memory_region::set_last_section): New method. Stores the last
3353 section to use the region.
3354 (Script_sections::block_in_region): New method. Returns true if
3355 a block of memory is contained within a region.
3356 (Script_sections::find_memory_region): New method. Locates a
3357 memory region to be used to set a VMA or LMA address.
3358 (Output_section_definition::set_section_addresses): Add code to
3359 check for addresses set by memory regions.
3360 (Output_segment::set_section_addresses): Remove memory region
3361 walking code.
3362 (Script_sections::create_segment): Add a warning if a header
3363 segment is created outside of any region.
3364 * script-sections.h (class Script_sections): Add prototypes for
3365 find_memory_region and block_in_region methods.
3366 * testsuite/memory_test.s: Use .long instead of .word.
3367 * testsuite/memory_test.t: Add some more output sections.
3368 * testsuite/memory_test.sh: Update expected output.
3370 2010-10-02 Doug Kwan <dougkwan@google.com>
3372 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3373 defintion to symtab.h
3374 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3375 declaration to defintion.
3377 2010-10-01 Nick Clifton <nickc@redhat.com>
3379 * expression.cc (eval): Replace dummy argument with NULL.
3380 (eval_maybe_dot): Check for a NULL result section pointer.
3381 (Symbol_expression::value): Likewise.
3382 (Dot_expression::value): Likewise.
3383 (BINARY_EXPRESSION): Likewise.
3384 (Max_expression::value): Likewise.
3385 (Min_expression::value): Likewise.
3386 (Absolute_expression::value): Likewise.
3387 (Addr_expression::value_from_output_section): Likewise.
3388 (Loaddddr_expression::value_from_output_section): Likewise.
3389 (Segment_start_expression::value): Likewise.
3390 * script-sections.cc
3391 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3392 argument with NULL.
3393 (Sections_elememt_dot_assignment::set_section_addresses):
3394 Likewise.
3395 (Output_data_expression::do_write_to_buffer): Likewise.
3396 (Output_section_definition::finalize_symbols): Likewise.
3397 (Output_section_definition::set_section_addresses): Likewise.
3399 2010-09-30 Doug Kwan <dougkwan@google.com>
3401 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3403 2010-09-28 Sriraman Tallam <tmsriram@google.com>
3405 * target.h (Target::can_icf_inline_merge_sections): New virtual
3406 function.
3407 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3408 virtual function.
3409 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3410 virtual function.
3411 * icf.cc (get_section_contents): Inline merge sections only when
3412 target allows it.
3414 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3416 * configure: Regenerate.
3418 2010-09-17 Ian Lance Taylor <iant@google.com>
3420 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
3421 * testsuite/Makefile.am (memory_test.o): New target.
3422 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3423 memory_test.t.
3424 * testsuite/Makefile.in: Rebuild.
3426 2010-09-17 Doug Kwan <dougkwan@google.com>
3428 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3429 defintion if relocation uses GOT entries of the symbol.
3430 * testsuite/icf_safe_test.sh: Fix test.
3431 * testsuite/icf_safe_so_test.sh: Fix test.
3433 2010-09-16 Cary Coutant <ccoutant@google.com>
3435 * script_sections.cc (class Memory_region): Remove "NULL" from
3436 vector initializations.
3438 2010-09-15 Cary Coutant <ccoutant@google.com>
3440 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3441 Resolve forwarding symbols.
3443 2010-09-15 Doug Kwan <dougkwan@google.com>
3445 * gold/testsuite/script_test_3.t: Add ARM special sections.
3446 * gold/testsuite/script_test_4.t: Same.
3447 * gold/testsuite/script_test_5.t: Same.
3448 * gold/testsuite/script_test_6.t: Same.
3449 * gold/testsuite/script_test_7.t: Same.
3450 * gold/testsuite/script_test_7.t: Same.
3451 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3453 2010-09-14 Cary Coutant <ccoutant@google.com>
3455 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3456 (Target_x86_64::Relocate::relocate_tls): Replace check for
3457 saw_tls_block_reloc_ with test for executable section.
3459 2010-09-12 Cary Coutant <ccoutant@google.com>
3461 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3462 position-independent executables to shared libraries need dynamic
3463 relocations.
3464 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3465 position-independent executables.
3466 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3467 * testsuite/Makefile.in: Regenerate.
3469 2010-09-10 Nick Clifton <nickc@redhat.com>
3471 PR gold/11997
3472 * testsuite/memory_test.t: Discard any sections that are not
3473 needed.
3475 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3477 PR gold/11996
3478 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3479 "This::" to work around a bug in gcc 4.2.
3481 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3483 2010-09-09 Rafael Espindola <espindola@google.com>
3485 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3486 sections with different PF_X flags in the same segment.
3487 (Layout::find_first_load_seg): Search all segments to find the first
3488 one.
3489 * options.h (rosegment): New.
3491 2010-09-08 Rafael Espindola <espindola@google.com>
3493 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
3495 2010-09-08 Doug Kwan <dougkwan@google.com>
3497 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3498 (Arm_relobj::do_relocate_sections): Add new parameter for output
3499 file to match the parent.
3500 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3501 of local symbols instead of input values. Update code to track
3502 changes in gold::relocate_section.
3503 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3504 (Sized_relobj::compute_final_local_value_internal): New methods.
3505 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3506 body into private version of Sized_relobj::compute_final_local_value.
3507 Call the inline method.
3508 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3509 merged symbol value if there is one.
3510 (Symbol_value::has_output_value): New method defintiion.
3511 (Sized_relobj::Compute_final_local_value_status): New enum type.
3512 (Sized_relobj::compute_final_local_value): New methods.
3513 (Sized_relobj::compute_final_local_value_internal): New methods.
3514 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3515 and arm_cortex_a8.sh.
3516 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3517 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3518 New tests.
3519 * Makefile.in: Regenerate.
3520 * testsuite/arm_bl_out_of_range.s: Update test.
3521 * testsuite/thumb_bl_out_of_range.s: Ditto.
3522 * testsuite/thumb_blx_out_of_range.s: Ditto.
3523 * testsuite/arm_branch_out_of_range.sh: New file.
3524 * testsuite/arm_cortex_a8.sh: Ditto.
3525 * testsuite/arm_cortex_a8_b.s: Ditto.
3526 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3527 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3528 * testsuite/arm_cortex_a8_bl.s: Ditto.
3529 * testsuite/arm_cortex_a8_blx.s: Ditto.
3530 * testsuite/arm_cortex_a8_local.s: Ditto.
3531 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3532 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3534 2010-09-08 Rafael Espindola <espindola@google.com>
3536 * Makefile.am (memory_test.stdout): Run readelf with -W.
3537 * Makefile.in: Regenerate.
3538 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3539 64 bit output.
3541 2010-09-08 Rafael Espindola <espindola@google.com>
3543 * script-sections.cc (Script_sections::add_memory_region): Convert
3544 field precision to int.
3545 * script.cc (script_set_section_region, script_set_section_region):
3546 Convert field precision to int.
3548 2010-09-08 Rafael Espindola <espindola@google.com>
3550 * arm.cc (do_finalize_sections): Create the __exidx_start and
3551 __exdix_end symbols even when the section is missing.
3553 2010-09-08 Nick Clifton <nickc@redhat.com>
3555 * README: Remove claim that MEMORY is not supported.
3556 * expression.cc (script_exp_function_origin)
3557 (script_exp_function_length): Move from here to ...
3558 * script.cc: ... here.
3559 (script_set_section_region, script_add_memory)
3560 (script_parse_memory_attr, script_include_directive): New
3561 functions.
3562 * script-sections.cc
3563 (class Memory_region): New class.
3564 (class Output_section_definition): Add set_memory_region,
3565 set_section_vma, set_section_lma and get_section_name methods.
3566 (class Script_Sections): Add add_memory_region,
3567 find_memory_region, find_memory_region_origin,
3568 find_memory_region_length and set_memory_region methods.
3569 Have set_section_addresses method walk the list of set memory
3570 regions.
3571 Extend the print methos to display memory regions.
3572 * script-sections.h: Add prototypes for new methods.
3573 Add enum for MEMORY region attributes.
3574 * yyscript.y: Add support for parsing MEMORY regions.
3575 * script-c.h: Add prototypes for new functions.
3576 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3577 * testsuite/Makefile.in: Regenerate.
3578 * testsuite/memory_test.sh: New script.
3579 * testsuite/memory_test.s: New assembler source file.
3580 * testsuite/memory_test.t: New linker script.
3582 2010-08-27 Doug Kwan <dougkwan@google.com>
3584 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3585 reference override an existing dynamic weak reference.
3586 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3587 * testsuite/Makefile.in: Regenerate.
3588 * testsuite/dyn_weak_ref.sh: New file.
3589 * testsuite/dyn_weak_ref_1.c: Ditto.
3590 * testsuite/dyn_weak_ref_2.c: Ditto.
3592 2010-08-27 Ian Lance Taylor <iant@google.com>
3594 * incremental.h (class Incremental_input_entry): Add virtual
3595 destructor.
3597 2010-08-27 Ian Lance Taylor <iant@google.com>
3599 * testsuite/start_lib_test_3.c: Mark t3 as used.
3601 2010-08-27 Nick Clifton <nickc@redhat.com>
3603 * options.cc (version_script): Fix small typo in previous
3604 whitespace tidyup.
3606 2010-08-25 Nick Clifton <nickc@redhat.com>
3608 * archive.cc: Formatting fixes: Remove whitespace between
3609 typename and following asterisk. Remove whitespace between
3610 function name and opening parenthesis.
3611 * archive.h: Likewise.
3612 * arm.cc: Likewise.
3613 * attributes.cc: Likewise.
3614 * attributes.h: Likewise.
3615 * common.cc: Likewise.
3616 * copy-relocs.cc: Likewise.
3617 * dirsearch.h: Likewise.
3618 * dynobj.cc: Likewise.
3619 * ehframe.cc: Likewise.
3620 * ehframe.h: Likewise.
3621 * expression.cc: Likewise.
3622 * fileread.cc: Likewise.
3623 * fileread.h: Likewise.
3624 * gc.h: Likewise.
3625 * gold-threads.cc: Likewise.
3626 * gold.cc: Likewise.
3627 * i386.cc: Likewise.
3628 * icf.h: Likewise.
3629 * incremental-dump.cc: Likewise.
3630 * incremental.cc: Likewise.
3631 * layout.cc: Likewise.
3632 * layout.h: Likewise.
3633 * main.cc: Likewise.
3634 * merge.cc: Likewise.
3635 * merge.h: Likewise.
3636 * object.cc: Likewise.
3637 * object.h: Likewise.
3638 * options.cc: Likewise.
3639 * options.h: Likewise.
3640 * output.cc: Likewise.
3641 * output.h: Likewise.
3642 * plugin.cc: Likewise.
3643 * plugin.h: Likewise.
3644 * powerpc.cc: Likewise.
3645 * reloc.cc: Likewise.
3646 * script-c.h: Likewise.
3647 * script-sections.cc: Likewise.
3648 * script.cc: Likewise.
3649 * stringpool.cc: Likewise.
3650 * symtab.cc: Likewise.
3651 * symtab.h: Likewise.
3652 * target.cc: Likewise.
3653 * timer.cc: Likewise.
3654 * timer.h: Likewise.
3655 * version.cc: Likewise.
3656 * x86_64.cc: Likewise.
3658 2010-08-24 Nick Clifton <nickc@redhat.com>
3660 PR 11899
3661 * layout.cc (segment_precedes): Sort segments by their physical
3662 addresses, if they have been set.
3664 2010-08-23 Cary Coutant <ccoutant@google.com>
3666 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3667 symbols data.
3668 (Lib_group::include_member): Unlock object after deleting its
3669 symbols data.
3670 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3671 the bug fixed here.
3673 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3674 Cary Coutant <ccoutant@google.com>
3676 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3677 constructor, and set_blocker.
3678 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3679 readsyms_blocker_.
3680 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3681 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3682 * testsuite/Makefile.am (start_lib_test): New test case.
3683 * testsuite/Makefile.in: Regenerate.
3684 * testsuite/start_lib_test_main.c: New file.
3685 * testsuite/start_lib_test_1.c: New file.
3686 * testsuite/start_lib_test_2.c: New file.
3687 * testsuite/start_lib_test_3.c: New file.
3689 2010-08-19 Ian Lance Taylor <iant@google.com>
3691 * Makefile.in: Rebuild with automake 1.11.1.
3692 * aclocal.m4: Likewise.
3693 * testsuite/Makefile.in: Likewise.
3695 2010-08-19 Ian Lance Taylor <iant@google.com>
3697 PR 10893
3698 * i386.cc (class Output_data_plt_i386): Update declarations.
3699 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3700 local_ifuncs_ fields.
3701 (Target_i386::do_plt_section_for_global): New function.
3702 (Target_i386::do_plt_section_for_local): New function.
3703 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3704 parameter; change all callers. Initialize global_ifuncs_ and
3705 local_ifuncs_. If doing a static link define __rel_iplt_start and
3706 __rel_iplt_end.
3707 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3708 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3709 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3710 symbols.
3711 (Target_i386::make_plt_section): New function, broken out of
3712 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3713 (Target_i386::make_plt_entry): Call make_plt_section.
3714 (Target_i386::make_local_ifunc_plt_entry): New function.
3715 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3716 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3717 R_386_IRELATIVE to switch.
3718 (Target_i386::Scan::global): Likewise.
3719 (Target_i386::Relocate::relocate): Likewise.
3720 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3721 switch.
3722 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3723 (Target_x86_64::do_plt_section_for_global): New function.
3724 (Target_x86_64::do_plt_section_for_local): New function.
3725 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3726 parameter; change all callers. If doing a static link define
3727 __rela_iplt_start and __rela_iplt_end.
3728 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3729 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3730 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3731 to point to .plt.
3732 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3733 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3734 switch.
3735 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3736 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3737 R_X86_64_IRELATIVE to switch.
3738 (Target_x86_64::Scan::global): Likewise.
3739 (Target_x86_64::Relocate::relocate): Likewise.
3740 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3741 switch.
3742 * target.h (class Target): Add plt_section_for_global and
3743 plt_section_for_local functions. Add do_plt_section_for_global
3744 and do_plt_section_for_local virtual functions.
3745 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3746 clarifying comments.
3747 (Symbol::use_plt_offset): Handle IFUNC symbol.
3748 * object.cc (Sized_relobj::Sized_relobj): Initialize
3749 local_plt_offsets_.
3750 (Sized_relobj::local_has_plt_offset): New function.
3751 (Sized_relobj::local_plt_offset): New function.
3752 (Sized_relobj::set_local_plt_offset): New function.
3753 (Sized_relobj::do_count): Handle IFUNC symbol.
3754 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3755 a bit away from input_shndx_ field. Add set_is_func_symbol and
3756 is_ifunc_symbol functions.
3757 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3758 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3759 local_plt_offsets_ field.
3760 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3761 * output.h (class Output_section_data): Add non-const
3762 output_section function.
3763 (class Output_data_got): Update declarations.
3764 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3765 Add use_plt_offset parameter to global and local constructors.
3766 Change all callers. Change local_sym_index_ field to 31 bits.
3767 Change GSYM_CODE and CONSTANT_CODE accordingly.
3768 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3769 doing a static link don't set sh_link field.
3770 (Output_data_got::Got_entry::write): Use PLT offset if
3771 appropriate.
3772 (Output_data_got::add_global_plt): New function.
3773 (Output_data_got::add_local_plt): New function.
3774 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3775 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3776 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3777 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3778 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3779 IFUNC conditional.
3780 * testsuite/ifunc-sel.h: New file.
3781 * testsuite/ifuncmain1.c: New file.
3782 * testsuite/ifuncmain1vis.c: New file.
3783 * testsuite/ifuncmod1.c: New file.
3784 * testsuite/ifuncdep2.c: New file.
3785 * testsuite/ifuncmain2.c: New file.
3786 * testsuite/ifuncmain3.c: New file.
3787 * testsuite/ifuncmod3.c: New file.
3788 * testsuite/ifuncmain4.c: New file.
3789 * testsuite/ifuncmain5.c: New file.
3790 * testsuite/ifuncmod5.c: New file.
3791 * testsuite/ifuncmain6pie.c: New file.
3792 * testsuite/ifuncmod6.c: New file.
3793 * testsuite/ifuncmain7.c: New file.
3794 * configure, testsuite/Makefile.in: Rebuild.
3796 2010-08-18 Ian Lance Taylor <iant@google.com>
3798 * incremental.cc
3799 (Output_section_incremental_inputs::write_input_files): Add cast
3800 to avoid signed/unsigned comparison warning.
3801 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3803 2010-08-12 Cary Coutant <ccoutant@google.com>
3805 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3807 2010-08-13 Ian Lance Taylor <iant@google.com>
3809 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3811 2010-08-12 Cary Coutant <ccoutant@google.com>
3812 Doug Kwan <dougkwan@google.com>
3814 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3815 defintion overrides non-weak undef, remember that the original undef
3816 is not weak.
3817 * symtab.cc (Symbol_table::sized_write_global): For undef without
3818 an original weak binding, set binding to global in output.
3819 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3820 * testsuite/Makefile.in: Regenerate.
3821 * testsuite/strong_ref_weak_def.sh: New file.
3822 * testsuite/strong_ref_weak_def_1.c: Ditto.
3823 * testsuite/strong_ref_weak_def_2.c: Ditto.
3825 2010-08-12 Cary Coutant <ccoutant@google.com>
3827 * testsuite/incremental_test.sh: Rewrite.
3828 * testsuite/incremental_test_1.c: Rewrite.
3829 * testsuite/incremental_test_2.c: Rewrite.
3831 2010-08-12 Cary Coutant <ccoutant@google.com>
3833 * arm.cc (Target_arm::got_size): Add const.
3834 (Target_arm::got_entry_count): New function.
3835 (Target_arm::plt_entry_count): New function.
3836 (Target_arm::first_plt_entry_offset): New function.
3837 (Target_arm::plt_entry_size): New function.
3838 (Output_data_plt_arm::entry_count): New function.
3839 (Output_data_plt_arm::first_plt_entry_offset): New function.
3840 (Output_data_plt_arm::get_plt_entry_size): New function.
3841 * i386.cc (Target_i386::got_size): Add const.
3842 (Target_i386::got_entry_count): New function.
3843 (Target_i386::plt_entry_count): New function.
3844 (Target_i386::first_plt_entry_offset): New function.
3845 (Target_i386::plt_entry_size): New function.
3846 (Output_data_plt_i386::entry_count): New function.
3847 (Output_data_plt_i386::first_plt_entry_offset): New function.
3848 (Output_data_plt_i386::get_plt_entry_size): New function.
3849 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3850 find_incremental_inputs_sections. Dump incremental_got_plt section.
3851 * incremental.cc: Include target.h.
3852 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3853 parameter. Adjust all callers. Find incremental_got_plt section.
3854 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3855 section.
3856 (Output_section_incremental_inputs::set_final_data_size): Calculate
3857 size of incremental_got_plt section.
3858 (Output_section_incremental_inputs::do_write): Write the
3859 incremental_got_plt section.
3860 (Got_plt_view_info): New struct.
3861 (Local_got_offset_visitor): New class.
3862 (Global_got_offset_visitor): New class.
3863 (Global_symbol_visitor_got_plt): New class.
3864 (Output_section_incremental_inputs::write_got_plt): New function.
3865 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3866 Add parameter. Adjust all callers.
3867 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3868 (Incremental_inputs::got_plt_section): New function.
3869 (Incremental_inputs::got_plt_section_): New data member.
3870 (Incremental_got_plt_reader): New class.
3871 * layout.cc (Layout::create_incremental_info_sections): Add the
3872 incremental_got_plt section.
3873 * object.h (Got_offset_list::get_list): New function.
3874 (Got offset_list::for_all_got_offsets): New function.
3875 (Sized_relobj::local_got_offset_list): New function.
3876 * powerpc.cc (Target_powerpc::got_size): Add const.
3877 (Target_powerpc::got_entry_count): New function.
3878 (Target_powerpc::plt_entry_count): New function.
3879 (Target_powerpc::first_plt_entry_offset): New function.
3880 (Target_powerpc::plt_entry_size): New function.
3881 (Output_data_plt_powerpc::entry_count): New function.
3882 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3883 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3884 * sparc.cc (Target_sparc::got_size): Add const.
3885 (Target_sparc::got_entry_count): New function.
3886 (Target_sparc::plt_entry_count): New function.
3887 (Target_sparc::first_plt_entry_offset): New function.
3888 (Target_sparc::plt_entry_size): New function.
3889 (Output_data_plt_sparc::entry_count): New function.
3890 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3891 (Output_data_plt_sparc::get_plt_entry_size): New function.
3892 * symtab.h (Symbol::got_offset_list): New function.
3893 (Symbol_table::for_all_symbols): New function.
3894 * target.h (Sized_target::got_entry_count): New function.
3895 (Sized_target::plt_entry_count): New function.
3896 (Sized_target::plt_entry_size): New function.
3897 * x86_64.cc (Target_x86_64::got_size): Add const.
3898 (Target_x86_64::got_entry_count): New function.
3899 (Target_x86_64::plt_entry_count): New function.
3900 (Target_x86_64::first_plt_entry_offset): New function.
3901 (Target_x86_64::plt_entry_size): New function.
3902 (Output_data_plt_x86_64::entry_count): New function.
3903 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3904 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3906 2010-08-12 Cary Coutant <ccoutant@google.com>
3908 * archive.cc: Include incremental.h.
3909 (Archive::Archive): Initialize incremental_info_.
3910 (Archive::include_member): Record archive members in incremental info.
3911 (Add_archive_symbols::run): Record begin and end of an archive in
3912 incremental info.
3913 (Lib_group::include_member): Record objects in incremental info.
3914 * archive.h (Incremental_archive_entry): Forward declaration.
3915 (Archive::set_incremental_info): New member function.
3916 (Archive::incremental_info): New member function.
3917 (Archive::Unused_symbol_iterator): New class.
3918 (Archive::unused_symbols_begin): New member function.
3919 (Archive::unused_symbols_end): New member function.
3920 (Archive::incremental_info_): New data member.
3921 * incremental-dump.cc (find_input_containing_global): New function.
3922 (dump_incremental_inputs): Dump new incremental info sections.
3923 * incremental.cc: Include symtab.h.
3924 (Output_section_incremental_inputs): New class.
3925 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3926 new incremental info sections.
3927 (Sized_incremental_binary::do_check_inputs): Likewise.
3928 (Incremental_inputs::report_archive): Remove.
3929 (Incremental_inputs::report_archive_begin): New function.
3930 (Incremental_inputs::report_archive_end): New function.
3931 (Incremental_inputs::report_object): New function.
3932 (Incremental_inputs::finalize_inputs): Remove.
3933 (Incremental_inputs::report_input_section): New function.
3934 (Incremental_inputs::report_script): Rewrite.
3935 (Incremental_inputs::finalize): Do nothing but finalize string table.
3936 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3937 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3938 (Incremental_inputs::create_data_sections): New function.
3939 (Incremental_inputs::relocs_entsize): New function.
3940 (Output_section_incremental_inputs::set_final_data_size): New function.
3941 (Output_section_incremental_inputs::do_write): New function.
3942 (Output_section_incremental_inputs::write_header): New function.
3943 (Output_section_incremental_inputs::write_input_files): New function.
3944 (Output_section_incremental_inputs::write_info_blocks): New function.
3945 (Output_section_incremental_inputs::write_symtab): New function.
3946 * incremental.h (Incremental_script_entry): Forward declaration.
3947 (Incremental_object_entry): Forward declaration.
3948 (Incremental_archive_entry): Forward declaration.
3949 (Incremental_inputs): Forward declaration.
3950 (Incremental_inputs_header_data): Remove.
3951 (Incremental_inputs_header): Remove.
3952 (Incremental_inputs_header_write): Remove.
3953 (Incremental_inputs_entry_data): Remove.
3954 (Incremental_inputs_entry): Remove.
3955 (Incremental_inputs_entry_write): Remove.
3956 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3957 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3958 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3959 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3960 Likewise.
3961 (Incremental_input_entry): New class.
3962 (Incremental_script_entry): New class.
3963 (Incremental_object_entry): New class.
3964 (Incremental_archive_entry): New class.
3965 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3966 (Incremental_inputs::report_inputs): Remove.
3967 (Incremental_inputs::report_archive): Remove.
3968 (Incremental_inputs::report_archive_begin): New function.
3969 (Incremental_inputs::report_archive_end): New function.
3970 (Incremental_inputs::report_object): Change prototype.
3971 (Incremental_inputs::report_input_section): New function.
3972 (Incremental_inputs::report_script): Change prototype.
3973 (Incremental_inputs::get_reloc_count): New function.
3974 (Incremental_inputs::set_reloc_count): New function.
3975 (Incremental_inputs::create_data_sections): New function.
3976 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3977 (Incremental_inputs::inputs_section): New function.
3978 (Incremental_inputs::symtab_section): New function.
3979 (Incremental_inputs::relocs_section): New function.
3980 (Incremental_inputs::get_stringpool): Add const.
3981 (Incremental_inputs::command_line): Add const.
3982 (Incremental_inputs::inputs): Remove.
3983 (Incremental_inputs::command_line_key): New function.
3984 (Incremental_inputs::input_file_count): New function.
3985 (Incremental_inputs::input_files): New function.
3986 (Incremental_inputs::relocs_entsize): New function.
3987 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3988 (Incremental_inputs::finalize_inputs): Remove.
3989 (Incremental_inputs::Input_info): Remove.
3990 (Incremental_inputs::lock_): Remove.
3991 (Incremental_inputs::inputs_): Change type.
3992 (Incremental_inputs::inputs_map_): Remove.
3993 (Incremental_inputs::current_object_entry_): New data member.
3994 (Incremental_inputs::inputs_section_): New data member.
3995 (Incremental_inputs::symtab_section_): New data member.
3996 (Incremental_inputs::relocs_section_): New data member.
3997 (Incremental_inputs::reloc_count_): New data member.
3998 (Incremental_inputs_reader): New class.
3999 (Incremental_symtab_reader): New class.
4000 (Incremental_relocs_reader): New class.
4001 * layout.cc (Layout::finalize): Move finalization of incremental info
4002 and creation of incremental info sections to follow finalization of
4003 symbol table. Set offsets for postprocessing sections.
4004 (Layout::create_incremental_info_sections): Call
4005 Incremental_inputs::create_data_sections. Add incremental symtab
4006 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
4007 sections to layout after input sections.
4008 * layout.h (struct Timespec): Forward declaration.
4009 (Layout::incremental_inputs): Add const.
4010 (Layout::create_incremental_info_sections): Add parameter.
4011 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
4012 * object.cc: Include incremental.h.
4013 (Relobj::finalize_incremental_relocs): New function.
4014 (Sized_relobj::do_layout): Record input sections in incremental info.
4015 * object.h (Object::output_section): New function.
4016 (Object::output_section_offset): Moved from Relobj.
4017 (Object::get_incremental_reloc_base): New function.
4018 (Object::get_incremental_reloc_count): New function.
4019 (Object::do_output_section): New function.
4020 (Object::do_output_section_offset): Moved from Relobj.
4021 (Object::do_get_incremental_reloc_base): New function.
4022 (Object::do_get_incremental_reloc_count): New function.
4023 (Object::Object): Initialize new data members.
4024 (Relobj::output_section): Renamed do_output_section and moved to
4025 protected.
4026 (Relobj::output_section_offset): Moved to Object.
4027 (Relobj::do_get_incremental_reloc_base): New function.
4028 (Relobj::do_get_incremental_reloc_count): New function.
4029 (Relobj::allocate_incremental_reloc_counts): New function.
4030 (Relobj::count_incremental_reloc): New function.
4031 (Relobj::finalize_incremental_relocs): New function.
4032 (Relobj::next_incremental_reloc_index): New function.
4033 (Relobj::reloc_counts_): New data member.
4034 (Relobj::reloc_bases_): New data member.
4035 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
4036 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
4037 (Sized_relobj::incremental_relocs_scan): New function.
4038 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4039 (Sized_relobj::incremental_relocs_write): New function.
4040 (Sized_relobj::incremental_relocs_write_reltype): New function.
4041 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
4042 incremental link.
4043 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
4044 archives and object files elsewhere.
4045 (Add_symbols::run): Report object files here.
4046 (Finish_group::run): Report end of archive at end of group.
4047 * reloc.cc: Include layout.h, incremental.h.
4048 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
4049 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
4050 (Sized_relobj::incremental_relocs_scan): New function.
4051 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4052 (Sized_relobj::do_relocate_sections): Write incremental relocations.
4053 (Sized_relobj::incremental_relocs_write): New function.
4054 (Sized_relobj::incremental_relocs_write_reltype): New function.
4055 * script.cc (read_input_script): Rewrite test for incremental link.
4056 Change call to Incremental_inputs::report_script.
4057 * symtab.h (Symbol_table::first_global_index): New function.
4058 (Symbol_table::output_count): New function.
4060 2010-08-12 Doug Kwan <dougkwan@google.com>
4062 * arm.cc (Target_arm::merge_object_attributes): Check command line
4063 options --no-wchar-size-warning and --no-enum-size-warning.
4064 * options.h (General_options): Add ld-compatible options
4065 --no-enum-size-warning and --no-wchar-size-warning.
4067 2010-08-04 Ian Lance Taylor <iant@google.com>
4069 * x86_64.cc (Target_x86_64::Scan::local): Use
4070 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
4071 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
4072 (Target_x86_64::Scan::global): Likewise.
4073 (Target_x86_64::Relocate::relocate): Likewise.
4074 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
4075 Likewise.
4077 2010-08-03 Cary Coutant <ccoutant@google.com>
4079 * merge.cc (Output_merge_string::do_add_input_section): Count strings
4080 to reserve space in merged_strings vector. Keep total input size
4081 for stats.
4082 (Output_merge_string::do_print_merge_stats): Print total input size.
4083 * merge.h (Output_merge_string): Add input_size_ field.
4084 * stringpool.cc (Stringpool_template::string_length): Move
4085 implementations out of Stringpool_template class and place in
4086 stringpool.h.
4087 * stringpool.h (string_length): Move out of Stringpool_template.
4089 2010-08-03 Ian Lance Taylor <iant@google.com>
4091 PR 11712
4092 * layout.cc (relaxation_loop_body): If address of load segment is
4093 set, adjust address to include headers if possible.
4095 2010-08-03 Ian Lance Taylor <iant@google.com>
4097 * version.cc (version_string): Bump to 1.10.
4099 2010-08-03 Ian Lance Taylor <iant@google.com>
4101 PR 11805
4102 * layout.h (enum Output_section_order): Define.
4103 (class Layout): Update declarations.
4104 * layout.cc (Layout::get_output_section): Add order parameter.
4105 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
4106 is_first_non_relro parameters. Change all callers.
4107 (Layout::choose_output_section): Likewise.
4108 (Layout::add_output_section_data): Likewise.
4109 (Layout::make_output_section): Likewise. Set order.
4110 (Layout::default_section_order): New function.
4111 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
4112 * output.cc (Output_section::Output_section): Initialize order_.
4113 Don't initialize deleted fields.
4114 (Output_segment::Output_segment): Don't initialize deleted
4115 fields.
4116 (Output_segment::add_output_section_to_load): New function
4117 replacing add_output_section. Change all callers to call this or
4118 add_output_section_to_nonload.
4119 (Output_segment::add_output_section_to_nonload): New function.
4120 (Output_segment::remove_output_section): Rewrite.
4121 (Output_segment::add_initial_output_data): Likewise.
4122 (Output_segment::has_any_data_sections): Likewise.
4123 (Output_segment::is_first_section_relro): Likewise.
4124 (Output_segment::maximum_alignment): Likewise.
4125 (Output_segment::has_dynamic_reloc): New function replacing
4126 dynamic_reloc_count. Change all callers.
4127 (Output_segment::has_dynamic_reloc_list): New function replacing
4128 dynamic_reloc_count_list. Change all callers.
4129 (Output_segment::set_section_addresses): Rewrite.
4130 (Output_segment::set_offset): Rewrite.
4131 (Output_segment::find_first_and_last_list): Remove.
4132 (Output_segment::set_tls_offsets): Rewrite.
4133 (Output_segment::first_section_load_address): Likewise.
4134 (Output_segment::output_section_count): Likewise.
4135 (Output_segment::section_with_lowest_load_address): Likewise.
4136 (Output_segment::write_section_headers): Likewise.
4137 (Output_segment::print_sections_to_map): Likewise.
4138 * output.h (class Output_data): Remove dynamic_reloc_count_
4139 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
4140 (Output_data::add_dynamic_reloc): Rewrite.
4141 (Output_data::has_dynamic_reloc): New function.
4142 (Output_data::dynamic_reloc_count): Remove.
4143 (class Output_section): Add order_ field. Remvoe is_relro_local_,
4144 is_last_relro_, is_first_non_relro_, is_interp_,
4145 is_dynamic_linker_section_ fields. Add order and set_order
4146 functions. Remove is_relro_local, set_is_relro_local,
4147 is_last_relro, set_is_last_relro, is_first_non_relro,
4148 set_is_first_non_relro functions, is_interp, set_is_interp,
4149 is_dynamic_linker_section, and set_is_dynamic_linker_section
4150 functions.
4151 (class Output_segment): Change Output_data_list from std::list to
4152 std:;vector. Add output_lists_ field. Remove output_data_ and
4153 output_bss_ fields. Update declarations.
4155 2010-08-02 Ian Lance Taylor <iant@google.com>
4157 * arm.cc (Target_arm::gc_process_relocs): Use typename.
4158 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
4159 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
4161 2010-08-02 Ian Lance Taylor <iant@google.com>
4163 PR 11855
4164 * script.cc (Script_options::Script_options): Initialize
4165 symbol_definitions_ and symbol_references_.
4166 (Script_options::add_symbol_assignment): Update
4167 symbol_definitions_ and symbol_references_.
4168 (Script_options::add_symbol_reference): New function.
4169 (script_symbol): New function.
4170 * script.h (class Script_options): Add symbol_definitions_ and
4171 symbol_references_ fields.
4172 (Script_options::referenced_const_iterator): New type.
4173 (Script_options::referenced_begin): New function.
4174 (Script_options::referenced_end): New function.
4175 (Script_options::is_referenced): New function.
4176 (Script_options::any_unreferenced): New function.
4177 * script-c.h (script_symbol): Declare.
4178 * yyscript.y (exp): Call script_symbol.
4179 * symtab.cc: Include "script.h".
4180 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4181 Change all callers. Check symbols referenced by scripts.
4182 (Symbol_table::add_undefined_symbols_from_command_line): Add
4183 layout parameter. Change all callers.
4184 (Symbol_table::do_add_undefined_symbols_from_command_line):
4185 Likewise. Break out loop body. Check symbols referenced by
4186 scripts.
4187 (Symbol_table::add_undefined_symbol_from_command_line): New
4188 function broken out of
4189 do_add_undefined_symbols_from_command_line.
4190 * symtab.h (class Symbol_table): Update declarations.
4191 * archive.cc: Include "layout.h".
4192 (Archive::should_include_member): Add layout parameter. Change
4193 all callers. Check for symbol mentioned in expression.
4194 * archive.h (class Archive): Update declaration.
4195 * object.cc (Sized_relobj::do_should_include_member): Add layout
4196 parameter.
4197 * object.h (Object::should_include_member): Add layout parameter.
4198 Change all callers.
4199 (Object::do_should_include_member): Add layout parameter.
4200 (class Sized_relobj): Update declaration.
4201 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4202 parameter.
4203 * dynobj.h (class Sized_dynobj): Update declaration.
4204 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4205 layout parameter.
4206 * plugin.h (class Sized_pluginobj): Update declaration.
4208 2010-08-02 Ian Lance Taylor <iant@google.com>
4210 PR 11866
4211 * output.cc (Output_segment::set_offset): Search for the first and
4212 last sections rather than assuming that the list is in order.
4213 (Output_segment::find_first_and_last_list): New function.
4214 * output.h (class Output_segment): Update declarations.
4215 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4216 (relro_strip_test_SOURCES): New variable.
4217 (relro_strip_test_DEPENDENCIES): New variable.
4218 (relro_strip_test_LDFLAGS): New variable.
4219 (relro_strip_test_LDADD): New variable.
4220 (relro_strip_test.so): New target.
4222 2010-08-02 Ian Lance Taylor <iant@google.com>
4224 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4225 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4226 (Target_i386::got_tlsdesc_section): New function.
4227 (Target_i386::got_section): Create space for GOT entries for
4228 TLSDESC relocations.
4229 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4230 R_386_TLS_GOTDESC.
4231 (Target_i386::Scan::global): Likewise.
4232 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4233 using TLSDESC GOT.
4234 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4235 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4236 (Target_x86_64::got_tlsdesc_section): New function.
4237 (Target_x86_64::got_section): Create space for GOT entries for
4238 TLSDESC relocations.
4239 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4240 R_386_TLS_GOTDESC.
4241 (Target_x86_64::Scan::global): Likewise.
4242 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4243 using TLSDESC GOT.
4245 2010-08-02 Ian Lance Taylor <iant@google.com>
4247 * testsuite/final_layout.sh: Use dc to convert from hex to
4248 decimal.
4250 2010-07-29 Sriraman Tallam <tmsriram@google.com>
4252 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4253 paramter to the call to gold::gc_process_relocs.
4254 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4255 paramter to the call to gold::gc_process_relocs.
4256 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4257 parameter to the call to gold::gc_process_relocs.
4258 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4259 template parameter to the call to gold::gc_process_relocs.
4260 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4261 paramter to the call to gold::gc_process_relocs.
4262 * gc.h (get_embedded_addend_size): New function.
4263 (gc_process_relocs): Save the size of the reloc for use by ICF.
4264 * icf.cc (get_section_contents): Get the addend from the text section
4265 for SHT_REL relocation sections.
4266 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4267 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4268 * int_encoding.h (read_from_pointer): New overloaded function.
4269 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4270 * testsuite/icf_sht_rel_addend_test.sh: New file.
4271 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4272 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4274 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4276 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4277 * Makefile.in: Regenerate.
4278 * testsuite/Makefile.in: Regenerate.
4280 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4282 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4283 * gold/testsuite/debug_msg.cc: Likewise.
4284 * gold/testsuite/odr_violation1.cc
4285 * gold/testsuite/odr_violation2.cc
4287 2010-07-21 Cary Coutant <ccoutant@google.com>
4289 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4290 string, and length fields.
4291 (Output_merge_string::Merged_strings_list): New type.
4292 (Output_merge_string::Merged_strings_lists): New typedef.
4293 (Output_merge_string): Replace merged_strings_ with
4294 merged_strings_lists_.
4295 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4296 Merged_strings_list per input object and section. Don't store pointer
4297 to the string. Don't store length with each merged string entry.
4298 (Output_merge_string::finalize_merged_data): Loop over list of merged
4299 strings lists. Recompute length of each merged string.
4301 2010-07-15 Cary Coutant <ccoutant@google.com>
4303 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4304 here.
4306 2010-07-14 Ian Lance Taylor <iant@google.com>
4308 * descriptors.cc (Descriptors::open): Report correct name in error
4309 message.
4311 2010-07-13 Doug Kwan <dougkwan@google.com>
4313 * arm.cc (Arm_input_section::Arm_input_section): For a
4314 SHT_ARM_EXIDX section, always keeps the input sections.
4315 (Arm_input_section::set_exidx_section_link): New method.
4316 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4317 has_errors_ to false.
4318 (Arm_exidx_input_section::has_errors,
4319 Arm_exidx_input_section::set_has_errors): New methods.
4320 (Arm_exidx_input_section::has_errors_): New data member.
4321 (Arm_relobj::get_exidx_shndx_list): New method.
4322 (Arm_output_section::append_text_sections_to_list): Do not skip
4323 section without SHF_EXECINSTR.
4324 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4325 errors.
4326 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4327 section header. Make error messages more verbose. Check for
4328 a non-executable section linked to an EXIDX section.
4329 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4330 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4331 check that there is no deferred EXIDX section if we exit early.
4332 Instead of not making an EXIDX section in case of an error, make one
4333 and set the has_errors flag of it.
4334 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4335 in a relocatable link.
4336 (Target_arm::do_relax): Look for the EXIDX output section instead of
4337 assuming that it is called .ARM.exidx.
4338 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4339 section list. Do not check for SHF_EXECINSTR section flags but
4340 skip any input section with errors.
4341 * output.cc (Output_section::Output_section): Initialize
4342 always_keeps_input_sections_ to false.
4343 (Output_section::add_input_section): Check for
4344 always_keeps_input_sections_.
4345 * output.h (Output_section::always_keeps_input_sections,
4346 Output_section::set_always_keeps_input_sections): New methods.
4347 (Output_section::always_keeps_input_sections): New data member.
4349 2010-07-13 Rafael Espindola <espindola@google.com>
4351 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4352 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4354 2010-07-13 Philip Herron <herron.philip@googlemail.com>
4355 Ian Lance Taylor <iant@google.com>
4357 * output.h (Output_section_lookup_maps::add_merge_section):
4358 Correct check of whether value was inserted.
4359 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4360 (Output_section_lookup_maps::add_relaxed_input_section):
4361 Likewise.
4362 * arm.cc (Target_arm::got_section): Remove used local os.
4363 * i386.cc (Target_i386::got_section): Likewise.
4364 * x86_64.cc (Target_x86_64::got_section): Likewise.
4365 * sparc.cc (Target_sparc::got_section): Likewise.
4366 (Target_sparc::relocate): Remove unused local have_got_offset.
4367 * powerpc.cc (Target_powerpc::relocate): Likewise.
4369 2010-07-13 Ian Lance Taylor <iant@google.com>
4371 * compressed_output.cc (zlib_decompress): Fix signature in
4372 !HAVE_ZLIB_H case.
4374 * archive.cc (Archive::include_member): Unlock an external member
4375 of a thin archive. Don't bother to delete an object we know is
4376 NULL.
4378 2010-07-12 Cary Coutant <ccoutant@google.com>
4380 * compressed_output.cc (zlib_decompress): New function.
4381 (get_uncompressed_size): New function.
4382 (decompress_input_section): New function.
4383 * compressed_output.h (get_uncompressed_size): New function.
4384 (decompress_input_section): New function.
4385 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4386 Handle compressed debug sections.
4387 * layout.cc (is_compressed_debug_section): New function.
4388 (Layout::output_section_name): Map compressed section names to
4389 canonical names.
4390 * layout.h (is_compressed_debug_section): New function.
4391 (is_debug_info_section): Recognize compressed debug sections.
4392 * merge.cc: Include compressed_output.h.
4393 (Output_merge_data::do_add_input_section): Handle compressed
4394 debug sections.
4395 (Output_merge_string::do_add_input_section): Handle compressed
4396 debug sections.
4397 * object.cc: Include compressed_output.h.
4398 (Sized_relobj::Sized_relobj): Initialize new data members.
4399 (build_compressed_section_map): New function.
4400 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4401 * object.h (Object::section_is_compressed): New method.
4402 (Object::do_section_is_compressed): New method.
4403 (Sized_relobj::Compressed_section_map): New type.
4404 (Sized_relobj::do_section_is_compressed): New method.
4405 (Sized_relobj::compressed_sections_): New data member.
4406 * output.cc (Output_section::add_input_section): Handle compressed
4407 debug sections.
4408 * reloc.cc: Include compressed_output.h.
4409 (Sized_relobj::write_sections): Handle compressed debug sections.
4411 2010-07-08 Cary Coutant <ccoutant@google.com>
4413 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4414 weak when resolving to a dynamic def.
4415 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4416 for weak undef/dynamic def cases. Adjust callers.
4417 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4418 undef_binding_weak_.
4419 (Symbol_table::sized_write_globals): Adjust symbol binding.
4420 (Symbol_table::sized_write_symbol): Add binding parameter.
4421 * symtab.h (Symbol::set_undef_binding): New method.
4422 (Symbol::is_undef_binding_weak): New method.
4423 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4424 (Symbol_table::should_override): Add new parameter.
4425 (Symbol_table::sized_write_symbol): Add new parameter.
4427 * testsuite/weak_undef_file1.cc: Add new test case.
4428 * testsuite/weak_undef_file2.cc: Fix header comment.
4429 * testsuite/weak_undef_test.cc: Add new test case.
4431 2010-06-29 Doug Kwan <dougkwan@google.com>
4433 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4434 Initialize USE_SYMBOL_.
4435 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4436 definition.
4437 (Arm_reloc_property::uses_symbol_): New data member declaration.
4438 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4439 uses symbol value and symbol is undefined but not weakly undefined.
4441 2010-06-28 Rafael Espindola <espindola@google.com>
4443 * plugin.cc (Plugin::load): Use dlerror.
4445 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4447 * symtab.cc (detect_odr_violations): When reporting an ODR
4448 violation, report an object where the symbol is defined.
4450 2010-06-25 Doug Kwan <dougkwan@google.com>
4452 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4453 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4454 definition.
4455 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4456 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4457 target hook to detect function points.
4458 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4459 * icf.h (Icf::check_section_for_function_pointers): Change type of
4460 parameter SECTION_NAME to const reference to std::string. Use
4461 target hook to determine if section may have unsafe pointers.
4462 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4463 method definition.
4465 2010-06-21 Rafael Espindola <espindola@google.com>
4467 * fileread.cc (Input_file::find_fie): New
4468 (Input_file::open): Use Input_file::find_fie.
4469 * fileread.h (Input_file::find_fie): New
4470 * plugin.cc (set_extra_library_path): New.
4471 (Plugin::load): Add set_extra_library_path to the transfer vector.
4472 (Plugin_manager::set_extra_library_path): New.
4473 (Plugin_manager::add_input_file): Use the extra search path if set.
4474 (set_extra_library_path(): New.
4475 * plugin.h (Plugin_manager): Add set_extra_library_path and
4476 extra_search_path_.
4478 2010-06-19 Cary Coutant <ccoutant@google.com>
4480 * layout.cc (gdb_sections): Add .debug_types.
4481 (lines_only_debug_sections): Likewise.
4483 2010-06-18 Rafael Espindola <espindola@google.com>
4485 * plugin.cc (add_input_file,add_input_library)
4486 (Plugin_manager::add_input_file): Make filename arguments const.
4487 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4488 const.
4490 2010-06-16 Doug Kwan <dougkwan@google.com>
4492 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4493 .ARM.attributes section if we have not merged any input
4494 attributes sections.
4496 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4498 * arm.cc: Allow combining objects with no EABI version
4499 information.
4501 2010-06-15 Rafael Espindola <espindola@google.com>
4503 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4505 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4507 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4508 (struct iovec): Correct !HAVE_READV definition.
4510 2010-06-10 Cary Coutant <ccoutant@google.com>
4512 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4513 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4514 reloc sections.
4515 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4517 PR 11683
4518 * symtab.h (Symbol::is_placeholder): New member function.
4519 * target-reloc.h (relocate_section): Check for placeholder symbols.
4521 * testsuite/Makefile.am (plugin_test_8): New test.
4522 (plugin_test_9): New test.
4523 * testsuite/Makefile.in: Regenerate.
4525 2010-06-09 Nick Clifton <nickc@redhat.com>
4527 * yyscript.y (input_list_element): Allow strings prefixed with
4528 the '-' character. Treat these as libraries.
4529 * script.cc (script_add_library): New function. Adds a library
4530 specified by "-l<name>" found in an input script.
4531 * script-c.h: Add prototype for script_add_library.
4533 2010-06-07 Doug Kwan <dougkwan@google.com>
4535 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4536 Restrict stub-group size to be within long conditional branch
4537 range when working around cortex-A8 erratum.
4539 2010-06-07 Damien Diederen <dd@crosstwine.com>
4541 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4542 #ifdef typo.
4544 2010-06-03 Sriraman Tallam <tmsriram@google.com>
4546 PR gold/11658
4547 * output.cc
4548 (Output_section::Input_section_sort_entry::compare_section_ordering):
4549 Change to return non-zero correctly.
4550 (Output_section::Input_section_sort_section_order_index_compare
4551 ::operator()): Change to fix ambiguity in comparisons.
4553 2010-06-01 Sriraman Tallam <tmsriram@google.com>
4555 * gold.h (is_wildcard_string): New function.
4556 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4557 (Layout::layout_eh_frame): Ditto.
4558 (Layout::find_section_order_index): New method.
4559 (Layout::read_layout_from_file): New method.
4560 * layout.h (Layout::find_section_order_index): New method.
4561 (Layout::read_layout_from_file): New method.
4562 (Layout::input_section_position_): New private member.
4563 (Layout::input_section_glob_): New private member.
4564 * main.cc (main): Call read_layout_from_file here.
4565 * options.h (--section-ordering-file): New option.
4566 * output.cc (Output_section::input_section_order_specified_): New
4567 member.
4568 (Output_section::Output_section): Initialize new member.
4569 (Output_section::add_input_section): Add new parameter.
4570 Keep input sections when --section-ordering-file is used.
4571 (Output_section::set_final_data_size): Sort input sections when
4572 section ordering file is specified.
4573 (Output_section::Input_section_sort_entry): Add new parameter.
4574 Check sorting type.
4575 (Output_section::Input_section_sort_entry::compare_section_ordering):
4576 New method.
4577 (Output_section::Input_section_sort_compare::operator()): Change to
4578 consider section_order_index.
4579 (Output_section::Input_section_sort_init_fini_compare::operator()):
4580 Change to consider section_order_index.
4581 (Output_section::Input_section_sort_section_order_index_compare
4582 ::operator()): New method.
4583 (Output_section::sort_attached_input_sections): Change to sort
4584 according to section order when specified.
4585 (Output_section::add_input_section<32, true>): Add new parameter.
4586 (Output_section::add_input_section<64, true>): Add new parameter.
4587 (Output_section::add_input_section<32, false>): Add new parameter.
4588 (Output_section::add_input_section<64, false>): Add new parameter.
4589 * output.h (Output_section::add_input_section): Add new parameter.
4590 (Output_section::input_section_order_specified): New
4591 method.
4592 (Output_section::set_input_section_order_specified): New method.
4593 (Input_section::Input_section): Initialize section_order_index_.
4594 (Input_section::section_order_index): New method.
4595 (Input_section::set_section_order_index): New method.
4596 (Input_section::section_order_index_): New member.
4597 (Input_section::Input_section_sort_section_order_index_compare): New
4598 struct.
4599 (Output_section::input_section_order_specified_): New member.
4600 * script-sections.cc (is_wildcard_string): Delete and move modified
4601 method to gold.h.
4602 (Output_section_element_input::Output_section_element_input): Modify
4603 call to is_wildcard_string.
4604 (Output_section_element_input::Input_section_pattern
4605 ::Input_section_pattern): Ditto.
4606 (Output_section_element_input::Output_section_element_input): Ditto.
4607 * testsuite/Makefile.am (final_layout): New test case.
4608 * testsuite/Makefile.in: Regenerate.
4609 * testsuite/final_layout.cc: New file.
4610 * testsuite/final_layout.sh: New file.
4612 2010-06-01 Rafael Espindola <espindola@google.com>
4614 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4616 2010-06-01 Rafael Espindola <espindola@google.com>
4618 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4619 visibility of symbols.
4621 2010-05-27 Doug Kwan <dougkwan@google.com>
4623 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4624 from start of output section instead of address for a local symbol
4625 in a merged or relaxed section when doing a relocatable link.
4627 2010-05-26 Rafael Espindola <espindola@google.com>
4629 PR 11604
4630 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4631 adding sections the garbage collector removed.
4632 * gold/testsuite/Makefile.am: Add test.
4633 * gold/testsuite/Makefile.in: Regenerate.
4634 * gold/testsuite/plugin_test_7.sh: New.
4635 * gold/testsuite/plugin_test_7_1.c: New.
4636 * gold/testsuite/plugin_test_7_2.c: New.
4638 2010-05-26 Rafael Espindola <espindola@google.com>
4640 * script-sections.cc (Output_section_definition::set_section_addresses):
4641 Check for --section-start.
4643 2010-05-26 Doug Kwan <dougkwan@google.com>
4645 * arm.cc (Arm_scan_relocatable_relocs): New class.
4646 (Target_arm::relocate_special_relocatable): New method.
4647 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4648 (Arm_relocate_functions::thumb_branch_common): Same.
4649 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4650 instead of Default_scan_relocatable_relocs.
4651 * target-reloc.h (relocate_for_relocatable): Let target handle
4652 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4653 * target.h (Sized_target::relocate_special_relocatable): New method.
4655 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4657 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4659 2010-05-23 Doug Kwan <dougkwan@google.com>
4661 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4662 instead of a cast.
4663 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4664 with a direct branch, not a conditional branch, to a stub.
4665 * merge.cc (Output_merge_base::record_input_section): New method
4666 defintion.
4667 (Output_merge_data::do_add_input_section): Record input section if
4668 keeps-input-sections flag is set.
4669 (Output_merge_string::do_add_input_section): Ditto.
4670 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4671 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4672 INPUT_SECTIONS_.
4673 (Output_merge_base::keeps_input_sections,
4674 Output_merge_base::set_keeps_input_sections,
4675 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4676 method definitions.
4677 (Output_merge_base::Input_sections): New type declaration.
4678 (Output_merge_base::input_sections_begin,
4679 Output_merge_base::input_sections_end,
4680 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4681 (Output_merge_base::bool keeps_input_sections_,
4682 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4683 Output_merge_base::input_sections_): New data members.
4684 (Output_merge_data::do_set_keeps_input_sections): New method
4685 defintion.
4686 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4687 * output.cc (Output_section::Input_section::relobj): Move method
4688 defintion from class declaration to here and handle merge sections.
4689 (Output_section::Input_section::shndx): Ditto.
4690 (Output_section::Output_section): Remove initializations of removed
4691 data members and initialize new data member LOOKUP_MAPS_.
4692 (Output_section::add_input_section): Set keeps-input-sections flag
4693 for a newly created merge output section as appropriate. Adjust code
4694 to use Output_section_lookup_maps class.
4695 (Output_section::add_relaxed_input_section): Adjst code for lookup
4696 maps code refactoring.
4697 (Output_section::add_merge_input_section): Add a new parameter
4698 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4699 class. If adding input section to a newly created merge output
4700 section fails, remove the new merge section.
4701 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4702 Adjust code for use of the Output_section_lookup_maps class.
4703 (Output_section::find_merge_section): Ditto.
4704 (Output_section::build_lookup_maps): New method defintion.
4705 (Output_section::find_relaxed_input_section): Adjust code to use
4706 Output_section_lookup_maps class.
4707 (Output_section::get_input_sections): Export merge sections. Adjust
4708 code to use Output_section_lookup_maps class.
4709 (Output_section:::add_script_input_section): Adjust code to use
4710 Output_section_lookup_maps class. Update lookup maps for merge
4711 sections also.
4712 (Output_section::discard_states): Use Output_section_lookup_maps.
4713 (Output_section::restore_states): Same.
4714 * output.h (Merge_section_properties): Move class defintion out of
4715 Output_section.
4716 (Output_section_lookup_maps): New class.
4717 (Output_section::Input_section::is_merge_section): New method
4718 defintion.
4719 (Output_section::Input_section::relobj): Move defintion out of class
4720 defintion. Declare method only.
4721 (Output_section::Input_section::shndx): Ditto.
4722 (Output_section::Input_section::output_merge_base): New method defintion.
4723 (Output_section::Input_section::u2_.pomb): New union field.
4724 (Output_section::Merge_section_by_properties_map,
4725 Output_section::Output_section_data_by_input_section_map,
4726 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4727 Remove types.
4728 (Output_section::add_merge_input_section): Add new parameter
4729 KEEPS_INPUT_SECTIONS.
4730 (Output_section::build_lookup_maps): New method declaration.
4731 (Output_section::merge_section_map_,
4732 Output_section::merge_section_by_properties_map_,
4733 Output_section::relaxed_input_section_map_,
4734 Output_section::is_relaxed_input_section_map_valid_): Remove data
4735 members.
4736 (Output_section::lookup_maps_): New data member.
4738 2010-05-21 Doug Kwan <dougkwan@google.com>
4740 PR gold/11619
4741 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4742 avoid a compilation error.
4744 2010-05-19 Rafael Espindola <espindola@google.com>
4746 * script-sections.cc (Output_section_definition::allocate_to_segment):
4747 Update the phdrs_list even when the output section is NULL.
4748 * testsuite/Makefile.am: Add test.
4749 * testsuite/Makefile.in: Regenerate.
4750 * testsuite/script_test_9.cc: New.
4751 * testsuite/script_test_9.sh: New.
4752 * testsuite/script_test_9.t: New.
4754 2010-05-19 Doug Kwan <dougkwan@google.com>
4756 * arm.cc (Arm_input_section::original_size): New method.
4757 (Arm_input_section::do_addralign): Add a cast.
4758 (Arm_input_section::do_output_offset): Remove static cast.
4759 (Arm_input_section::original_addralign,
4760 Arm_input_section::original_size_): Change type to uint32_t.
4761 (Arm_input_section::init): Add safe casts for section alignment
4762 and size.
4763 (Arm_input_section::set_final_data_size): Do not set address and
4764 offset of stub table.
4765 (Arm_output_section::fix_exidx_coverage): Change use of of
4766 Output_section::Simple_input_section to that of
4767 Output_section::Input_section.
4768 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4769 except for the first pass.
4770 * output.cc (Output_section::get_input_sections): Change type of
4771 input_sections to std::list<Input_section>.
4772 (Output_section::add_script_input_section): Rename from
4773 Output_section::add_simple_input_section. Change type of SIS
4774 parameter from Simple_input_section to Input_section.
4775 * output.h (Output_section::Simple_input_section): Remove class.
4776 (Output_section::Input_section): Change class visibility to public.
4777 (Output_section::Input_section::addralign): Use stored alignments
4778 for special input sections if set.
4779 (Output_section::Input_section::set_addralign): New method.
4780 (Output_section::get_input_sections): Change parameter type from
4781 list of Simple_input_section to list of Input_section.
4782 (Output_section::add_script_input_section): Rename from
4783 Output_section::add_simple_input_section. Change first parameter's
4784 type from Simple_input_section to Input_section and remove the
4785 second and third parameters.
4786 * script-sections.cc (Input_section::Input_section_list): Change
4787 type to list of Output_section::Input_section/
4788 (Input_section_info::Input_section_info): Change parameter type of
4789 INPUT_SECTION to Output_section::Input_section.
4790 (Input_section_info::input_section): Change return type.
4791 (Input_section_info::input_section_): Change type to
4792 Output_section::Input_section.
4793 (Output_section_element_input::set_section_addresses): Adjust code
4794 to use Output_section::Input_section instead of
4795 Output_section::Simple_input_section. Adjust code for renaming
4796 of Output_section::add_simple_input_section.
4797 (Orphan_output_section::set_section_addresses): Ditto.
4799 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4801 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4802 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4804 2010-05-18 Rafael Espindola <espindola@google.com>
4806 * options.cc (General_options::finalize): Handle -nostdlib.
4807 * options.h (nostdlib): New option.
4808 * script.cc (script_add_search_dir): Handle -nostdlib.
4810 2010-05-12 Doug Kwan <dougkwan@google.com>
4812 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4813 attributes section only if there no attributes section after merging.
4814 (Target_arm::merge_object_attributes): Move value of
4815 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4816 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4817 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4818 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4819 and arm_attr_merge_7.stdout.
4820 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4821 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4822 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4823 arm_attr_merge_7b.o): New rules.
4824 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4825 arm_attr_merge_7
4826 * testsuite/Makefile.in: Regenerate.
4827 * testsuite/arm_attr_merge.sh: New file.
4828 * testsuite/arm_attr_merge_[67][ab].s: Same.
4830 2010-05-05 Nick Clifton <nickc@redhat.com>
4832 * po/es.po: Updated Spanish translation.
4834 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4836 * Makefile.am (install-exec-local): Properly install gold as
4837 default cross linker.
4838 * Makefile.in: Regenerated.
4840 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4841 Nick Clifton <nickc@redhat.com>
4843 * configure.ac (install_as_default): Define and set to false
4844 unless --enable-gold or --enable-gold=both/gold has been
4845 specified.
4846 * configure: Regenerate.
4848 * Makefile.am (install-exec-local): Install the executable as
4849 'ld.gold'. If install_as_default is true then also install it as
4850 'ld'.
4851 * Makefile.in: Regenerated.
4853 2010-04-24 Ian Lance Taylor <iant@google.com>
4855 * layout.cc (Layout::layout_reloc): In relocatable link don't
4856 combine reloc sections for grouped sections.
4858 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4860 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4861 sections that are not ordinary to icf.
4862 * icf.cc (get_section_contents): Handle relocation pointing to section
4863 with no object or shndx information.
4864 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4865 * testsuite/Makefile.in: Regenerate.
4866 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4867 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4869 2010-04-22 Ian Lance Taylor <iant@google.com>
4871 * expression.cc (Expression::Expression_eval_info): Add
4872 result_alignment_pointer field.
4873 (Expression::eval_with_dot): Add result_alignment_pointer
4874 parameter. Change all callers.
4875 (Expression::eval_maybe_dot): Likewise.
4876 (class Binary_expression): Add alignment_pointer parameter to
4877 left_value and right_value. Change all callers.
4878 (BINARY_EXPRESSION): Set result alignment.
4879 (class Trinary_expression): Add alignment_pointer parameter to
4880 arg2_value and arg3_value. Change all callers.
4881 (Trinary_cond::value): Set result alignment.
4882 (Max_expression::value, Min_expression::value): Likewise.
4883 (Align_expression::value): Likewise.
4884 * script-sections.cc (class Sections_element): Add dot_alignment
4885 parameter to set_section_addresses virtual function. Update
4886 instantiations.
4887 (class Output_section_element): Likewise.
4888 (Script_sections::create_segments): Add dot_alignment parameter.
4889 Change all callers.
4890 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4891 (Script_sections::set_phdrs_clause_addresses): Likewise.
4892 * script-sections.h: Update declarations.
4893 * script.h: Update declarations.
4894 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4895 min_p_align.
4896 * testsuite/script_test_3.t: Set large alignment.
4897 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4898 segment has expected alignment.
4900 2010-04-22 Nick Clifton <nickc@redhat.com>
4902 * po/gold.pot: Updated by the Translation project.
4903 * po/vi.po: Updated Vietnamese translation.
4905 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4907 * testsuite/Makefile.am (check_PROGRAMS): Add
4908 icf_virtual_function_folding_test.
4909 * testsuite/Makefile.in: Regenerated.
4911 2010-04-15 Andrew Haley <aph@redhat.com>
4913 * options.h (merge_exidx_entries): New option.
4914 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4915 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4916 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4917 (Target_arm::merge_exidx_entries): New function.
4918 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4919 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4920 to Arm_exidx_fixup constructor.
4921 Add new arg, merge_exidx_entries.
4922 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4923 Arm_output_section::fix_exidx_coverage.
4925 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4927 * icf.cc (get_section_contents): Check for preemptible functions.
4928 Ignore addend when appropriate.
4929 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4930 section folded.
4931 (add_from_relobj): Check for section folded.
4932 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4933 * symtab.h (should_add_dynsym_entry): Add new parameter.
4934 * target-reloc.h (scan_relocs): Check for section folded.
4935 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4936 Check reloc types for function pointers in shared objects.
4937 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4938 case.
4939 (icf_preemptible_functions_test): New test case.
4940 (icf_string_merge_test): New test case.
4941 * testsuite.Makefile.in: Regenerate.
4942 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4943 bar_glob. Refactor code.
4944 * testsuite/icf_preemptible_functions_test.cc: New file.
4945 * testsuite/icf_preemptible_functions_test.sh: New file.
4946 * testsuite/icf_string_merge_test.cc: New file.
4947 * testsuite/icf_string_merge_test.sh: New file.
4948 * testsuite/icf_virtual_function_folding_test.cc: New file.
4949 * testsuite/icf_virtual_function_folding_test.sh: New file.
4951 2010-04-14 Doug Kwan <dougkwan@google.com>
4953 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4954 for local symbol recounting if we remove a section due to ICF.
4955 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4956 there are no regular objects in input.
4958 2010-04-13 Doug Kwan <dougkwan@google.com>
4960 * arm.cc (Arm_input_section::set_final_data_size): Compute
4961 accurate final data size instead of using current data size.
4963 2010-04-09 Doug Kwan <dougkwan@google.com>
4965 * layout.cc (Layout::choose_output_section): Handle script section
4966 types.
4967 (Layout::make_output_section_for_script): Add section type parameter.
4968 Handle script section types.
4969 * layout.h (Layout::make_output_section_for_script): Add section
4970 type parameter.
4971 * output.cc (Output_section::Output_section): Initialize data member
4972 is_noload_.
4973 (Output_section::do_reset_address_and_file_offset): Do not set address
4974 to 0 if section is a NOLOAD section.
4975 * output.h (Output_section::is_noload): New method.
4976 (Output_section::set_is_noload): Ditto.
4977 (Output_section::is_noload_): New data member.
4978 * script-c.h (Script_section_type): New enum type.
4979 (struct Parser_output_section_header): Add new file section_type.
4980 * script-sections.cc (Sections_element::output_section_name): Add
4981 parameter for returning script section type.
4982 (Output_section_definition::output_section_name): Ditto.
4983 (Output_section_definition::section_type)P; New method.
4984 (Output_section_definiton::script_section_type_name): Ditto.
4985 (Output_section_definition::script_section_type_): New data member.
4986 (Output_section_definition::Output_section_definition): Initialize
4987 data member Output_section_definition::script_section_type_.
4988 (Output_section_definition::create_sections): Pass script section type
4989 to Layout::make_output_section_for_script.
4990 (Output_section_definition::output_section_name): Return script
4991 section type to caller.
4992 (Output_section_definition::set_section_address): Do not advance
4993 dot value and load address if section type is NOLOAD. Set address
4994 of NOLOAD sections regardless of section flags.
4995 (Output_section_definition::print): Print section type if it is
4996 not SCRIPT_SECTION_TYPE_NONE.
4997 (Output_section_definition::section_type): New method.
4998 (Output_section_definition::script_section_type_name): Ditto.
4999 (Script_sections::output_section_name): Add new parameter
5000 PSECTION_TYPE for returning script section type. Pass it to
5001 section elements. Handle discard sections.
5002 (Sort_output_sections::operator()): Handle NOLOAD sections.
5003 * script-sections.h (Script_sections::Section_type): New enum type.
5004 (Script_sections::output_section_name): Add a new parameter for
5005 returning script section type.
5006 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
5007 INFO and NOLOAD.
5008 * yyscript.y (union): Add new field SECTION_TYPE.
5009 (COPY, DSECT, INFO, NOLOAD): New tokens.
5010 (opt_address_and_section_type): Change type to output_section_header.
5011 (section_type): New non-terminal
5012 (section_header): Handle section type.
5013 (opt_address_and_section_type): Return section type value.
5015 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
5017 * testsuite/plugin_common_test_1.c (foo): Add prototype.
5018 * testsuite/plugin_common_test_2.c (foo): Likewise.
5020 2010-04-08 Doug Kwan <dougkwan@google.com>
5022 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
5023 Output_merge_data.
5024 * output.cc (Output_section::add_merge_input_section): Simplify
5025 code and return status of Output_merge_base::add_input_section.
5026 Update merge section map only if Output_merge_base::add_input_section
5027 returns true.
5029 2010-04-07 Doug Kwan <dougkwan@google.com>
5031 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
5032 if section is marked as containing instructions but has no mapping
5033 symbols.
5034 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
5035 correct section index.
5036 (Arm_relobj::find_linked_text_section): Ditto.
5038 2010-04-07 Cary Coutant <ccoutant@google.com>
5040 * archive.cc (include_member): Destroy Read_symbols_data object before
5041 releasing file.
5042 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
5043 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
5044 (Read_symbols_data::~Read_symbols_data) New destructor.
5045 (Section_relocs::Section_relocs) New constructor.
5046 (Section_relocs::~Section_relocs) New destructor.
5047 (Read_relocs_data::Read_relocs_data) New constructor.
5048 (Read_relocs_data::~Read_relocs_data) New destructor.
5049 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
5050 pointers to NULL after deleting.
5052 2010-04-07 Doug Kwan <dougkwan@google.com>
5054 * arm.cc: Replace "endianity" with "endianness" in comments.
5055 (Arm_exidx_cantunwind): Ditto.
5056 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
5057 (Arm_relobj::merge_flags_and_attributes): New method.
5058 (Arm_relobj::merge_flags_and_attributes_): New data member.
5059 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
5060 (Arm_relobj::scan_sections_for_stubs): Ditto.
5061 (Arm_relobj::do_read_symbols): Check to see if we really want to
5062 merge processor-specific flags and attributes. Exit early if
5063 an object is empty except for section names and the undefined symbol.
5064 (Target_arm::do_finalize_sections): Move check for ELF format to
5065 Arm_relobj::do_read_symbols. Merge processor specific flags and
5066 attributes from a regular object only when we have determined that
5067 it is aapropriate. Do not create an .ARM.attributes section in
5068 output if there is no regular input object.
5069 (Target_arm::merge_processor_specific_flags): Check
5070 --warn-mismatch before printing any error.
5071 (Target_arm::merge_object_attributes): Ditto.
5072 * gold.cc (queue_middle_tasks): Handle the case in which there is
5073 no regular object in input.
5074 * options.cc (General_options::parse_EB): New method.
5075 (General_options::parse_EL): Same.
5076 (General_options::General_options): Initialize endianness_.
5077 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
5078 New options.
5079 (General_options::Endianness): New enum.
5080 (General_options::endianness): New method.
5081 (General_options::endianness_): New data member.
5082 * parameters.cc (Parameters::set_options): Check target endianness.
5083 (Parameters::set_target_once): Ditto.
5084 (Parameters::check_target_endianness): New method.
5085 (parameters_force_valid_target): If either -EL or -EB is specified,
5086 use it to define endianness of default target.
5087 * parameters.h (Parameters::check_target_endianness): New method
5088 declaration.
5089 * target.h (class Target): Change "endianity" to "endianness"
5090 in comments.
5092 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5094 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
5095 * configure: Regenerate.
5096 * Makefile.in: Regenerate.
5097 * testsuite/Makefile.in: Regenerate.
5099 2010-04-06 Cary Coutant <ccoutant@google.com>
5101 gcc PR lto/42757
5102 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
5103 prevailing definitions of common symbols.
5104 * testsuite/plugin_test_6.sh: New test case.
5105 * testsuite/plugin_common_test_1.c: New test case.
5106 * testsuite/plugin_common_test_2.c: New test case.
5107 * testsuite/Makefile.am (plugin_test_6): New test case.
5108 * testsuite/Makefile.in: Regenerate.
5110 2010-04-06 Nick Clifton <nickc@redhat.com>
5112 * po/vi.po: New Vietnamese translation.
5114 2010-03-30 Doug Kwan <dougkwan@google.com>
5116 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
5118 2010-03-25 Doug Kwan <dougkwan@google.com>
5120 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
5121 to avoid a conversion warning on a 32-bit host.
5123 2010-03-24 Ian Lance Taylor <iant@google.com>
5125 * testsuite/script_test_3.t: Add a TLS segment.
5126 * testsuite/Makefile.am (check_PROGRAMS): Add
5127 tls_phdrs_script_test.
5128 (tls_phdrs_script_test_SOURCES): Define.
5129 (tls_phdrs_script_test_DEPENDENCIES): Define.
5130 (tls_phdrs_script_test_LDFLAGS): Define.
5131 (tls_phdrs_script_test_LDADD): Define.
5132 * testsuite/Makefile.in: Rebuild.
5134 2010-03-23 Cary Coutant <ccoutant@google.com>
5136 * fileread.cc (find_or_make_view): Fix comment.
5138 2010-03-23 Ian Lance Taylor <iant@google.com>
5140 * script-sections.cc (class Orphan_section_placement): Define
5141 PLACE_TLS and PLACE_TLS_BSS.
5142 (Orphan_section_placement::Orphan_section_placement): Initialize
5143 new places.
5144 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
5145 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
5146 (tls_script_test_SOURCES): Define.
5147 (tls_script_test_DEPENDENCIES): Define.
5148 (tls_script_test_LDFLAGS): Define.
5149 (tls_script_test_LDADD): Define.
5150 * testsuite/Makefile.in: Rebuild.
5152 2010-03-22 Doug Kwan <dougkwan@google.com>
5154 * arm.cc (Arm_relocate_functions::abs8,
5155 Arm_relocate_functions::abs16): Use correct check for overflow
5156 specified in the ARM ELF specs.
5157 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
5158 target of a BLX instruction specially.
5159 (Reloc_stub::stub_type_for_reloc): Ditto.
5160 (Relocate::relocate): Use symbolic names instead of numeric relocation
5161 codes to report error.
5162 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
5163 workaround.
5164 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
5165 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
5166 thumb2_blx_out_of_range.stdout
5167 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
5168 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
5169 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
5170 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
5171 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
5172 thumb2_blx_in_range, thumb2_blx_in_range.o,
5173 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5174 thumb2_blx_out_of_range.o): New rules.
5175 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5176 thumb2_blx_in_range and thumb2_blx_out_of_range.
5177 * testsuite/Makefile.in: Regenerate.
5178 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5179 * testsuite/thumb_blx_in_range.s: New file.
5180 * testsuite/thumb_blx_out_of_range.s: New file.
5182 2010-03-22 Rafael Espindola <espindola@google.com>
5184 * archive.cc (Should_include): Move to archive.h.
5185 (should_include_member): Make it a member of Archive.
5186 (Lib_group): New.
5187 (Add_lib_group_symbols): New.
5188 * archive.h: Include options.h.
5189 (Archive_member): Moved from Archive.
5190 (Should_include): Moved from archive.cc.
5191 (Lib_group): New.
5192 (Add_lib_group_symbols): New.
5193 * dynobj.cc (do_should_include_member): New.
5194 * dynobj.h (do_should_include_member): New.
5195 * gold.cc (queue_initial_tasks): Update call to queue.
5196 * main.cc (main): Print lib group stats.
5197 * object.cc (do_should_include_member): New.
5198 * object.h: Include archive.h.
5199 (Object::should_include_member): New.
5200 (Object::do_should_include_member): New.
5201 (Sized_relobj::do_should_include_member): New.
5202 * options.cc (General_options::parse_start_lib): New.
5203 (General_options::parse_end_lib): New.
5204 (Input_arguments::add_file): Handle lib groups.
5205 (Input_arguments::start_group): Check we are not in a lib.
5206 (Input_arguments::start_lib): New.
5207 (Input_arguments::end_lib): New.
5208 * options.h (General_options): Add start_lib and end_lib.
5209 (Input_argument::lib_): New.
5210 (Input_argument::lib): New.
5211 (Input_argument::is_lib): New.
5212 (Input_file_lib): New.
5213 (Input_arguments::in_lib_): New.
5214 (Input_arguments::in_lib): New.
5215 (Input_arguments::start_lib): New.
5216 (Input_arguments::end_lib_): New.
5217 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5218 in unused members as preempted.
5219 (Sized_pluginobj::do_should_include_member): New.
5220 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5221 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5222 return the blocker.
5223 (Read_symbols::do_whole_lib_group): New.
5224 (Read_symbols::do_lib_group): New.
5225 (Read_symbols::do_read_symbols): Handle lib groups.
5226 (Read_symbols::get_name): Handle lib groups.
5227 * readsyms.h (Read_symbols): Add an archive member pointer.
5228 (Read_symbols::do_whole_lib_group): New.
5229 (Read_symbols::do_lib_group): New.
5230 (Read_symbols::member_): New.
5231 * script.cc (read_input_script): Update call to queue_soon.
5233 2010-03-19 Doug Kwan <dougkwan@google.com>
5235 * arm.cc (Stub_table::Stub_table): Initialize new data members
5236 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5237 (Stub_table::add_reloc_stub): Assign stub offset and update
5238 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5239 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5240 New data members.
5241 (Stub_table::update_data_size_and_addralign): Use
5242 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5243 instead of going over all reloc stubs.
5244 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5245 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5246 Stringpool_template::offset_ to size of Stringpool_char.
5247 (Stringpool_template::new_key_offset): Remove code to initialize
5248 Stringpool_template::offset_.
5249 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5250 Stringpool_template::offset_ to zero.
5252 2010-03-15 Doug Kwan <dougkwan@google.com>
5254 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5255 offset_.
5256 (Stringpool_template::new_key_offset): New method.
5257 (Stringpool_template::add_string): Assign offsets when adding new
5258 strings.
5259 (Stringpool_template::set_string_offsets): Do not set string offsets
5260 when not optimizing.
5261 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5262 member size_.
5263 (Chunked_vector::clear): Clear size_.
5264 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5265 (Chunked_vector::size): Return size_.
5266 (Chunked_vector::push_back): Use size_ to find insert position.
5267 (Chunked_vector::size_): New data member.
5268 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5269 (Stringpool_template::new_key_offset): New method declaration.
5270 (Stringpool_template::offset_): New data member.
5272 2010-03-15 Rafael Espindola <espindola@google.com>
5274 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5275 Add_symbols' constructor.
5276 * readsyms.h (Add_symbols): Remove the input_group member.
5278 2010-03-10 Ian Lance Taylor <iant@google.com>
5280 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5281 target to ask whether a reference to a symbol requires a stack
5282 split.
5283 * target.h (Target::is_call_to_non_split): New function.
5284 (Target::do_is_call_to_non_split): Declare virtual function.
5285 * target.cc: Include "symtab.h".
5286 (Target::do_is_call_to_non_split): New function.
5287 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5289 2010-03-10 Cary Coutant <ccoutant@google.com>
5291 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5292 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5293 (File_read::open[2]): Add whole_file_view_ to list of views.
5294 (File_read::make_view): Remove test of whole_file_view_.
5295 (File_read::find_or_make_view): Create whole_file_view_ if
5296 necessary.
5297 (File_read::clear_views): Replace bool parameter with enum;
5298 adjust all callers. Don't delete views with permanent data;
5299 do delete cached views and views from archives if
5300 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5301 if clearing the corresponding view.
5302 * fileread.h (File_read::Clear_views_mode): New enum.
5303 (File_read::View::is_permanent_view): New method.
5304 (File_read::clear_views): Replace bool parameter
5305 with enum; adjust all callers.
5306 * options.h (General_options): Change keep_files_mapped option;
5307 add map_whole_files.
5308 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5309 releasing the file.
5310 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5311 the file.
5313 2010-03-10 David S. Miller <davem@davemloft.net>
5315 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5317 2010-03-09 Sriraman Tallam <tmsriram@google.com>
5319 * icf.cc (get_section_contents): Add '@' marker after processing the
5320 merge reloc.
5322 2010-03-08 Doug Kwan <dougkwan@google.com>
5324 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5325 due to a conversion warning.
5326 (Arm_relobj::update_output_local_symbol_count): Check for local
5327 symbol with unset output index.
5329 2010-03-05 Ian Lance Taylor <iant@google.com>
5331 * options.h (class General_options): Add --spare-dynamic-tags.
5332 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5333 --spare-dynamic-tags.
5335 2010-03-05 Ian Lance Taylor <iant@google.com>
5337 * incremental.cc: Include "libiberty.h".
5339 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5341 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5342 function, is_info_ member.
5343 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5344 (Versions::Versions): Update caller.
5345 (Versions::define_base_version): Likewise.
5346 (Versions::add_def): Likewise.
5348 2010-03-03 Sriraman Tallam <tmsriram@google.com>
5350 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5351 (Scan::possible_function_pointer_reloc): New function.
5352 (Scan::local_reloc_may_be_function_pointer): Change to call
5353 possible_function_pointer_reloc.
5354 (Scan::global_reloc_may_be_function_pointer): Ditto.
5355 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5356 relocations in ".data.rel.ro._ZTV" section.
5357 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5358 * testsuite/icf_safe_so_test.cc: Ditto.
5359 * testsuite/icf_safe_test.cc: Ditto.
5360 * testsuite/icf_safe_test.sh: Ditto.
5362 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5363 Ian Lance Taylor <iant@google.com>
5365 * target-reloc.h (relocate_section): Check the symbol table index
5366 for -1U before setting the local symbol index.
5367 (scan_relocatable_relocs): If copying the relocation, record that
5368 the local symbol is required.
5369 * object.h (Symbol_value::is_output_symtab_index_set): New
5370 function.
5371 (Symbol_value::may_be_discarded_from_output_symtab): New
5372 function.
5373 (Symbol_value::has_output_symtab_entry): New function.
5374 (Symbol_value::needs_output_symtab_entry): Remove.
5375 (Symbol_value::output_symtab_index): Make sure the symbol index is
5376 set.
5377 (Symbol_value::set_output_symtab_index): Make sure the symbol
5378 index is not set. Make sure the new index is valid.
5379 (Symbol_value::set_must_have_output_symtab_entry): New function.
5380 (Symbol_value::has_output_dynsym_entry): New function.
5381 (Symbol_value::set_output_dynsym_index): Make sure the new index
5382 is valid.
5383 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5384 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5385 local symbol if permitted.
5386 (Sized_relobj::do_finalize_local_symbols): Call
5387 is_output_symtab_index_set rather than needs_output_symtab_entry.
5388 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5389 rather than needs_output_symtab_entry. Call
5390 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5391 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5392 is_output_symtab_index_set rather than needs_output_symtab_entry.
5393 * testsuite/discard_locals_relocatable_test.c: New file.
5394 * testsuite/discard_locals_test.sh: Test -r.
5395 * testsuite/Makefile.am (check_DATA): Add
5396 discard_locals_relocatable_test1.syms,
5397 discard_local_relocatable_test2.syms.
5398 (MOSTLYCLEANFILES): Likewise. Also add
5399 discard_locals_relocatable_test1.lout and
5400 discard_locals_relocatable_test2.out.
5401 (discard_locals_relocatable_test1.syms): New target.
5402 (discard_locals_relocatable_test.o): New target.
5403 (discard_locals_relocatable_test1.out): New target.
5404 (discard_locals_relocatable_test2.syms): New target.
5405 (discard_locals_relocatable_test2.out): New target.
5406 (various): Add missing ../ld-new dependencies.
5407 * testsuite/Makefile.in: Rebuild.
5409 2010-03-03 Nick Clifton <nickc@redhat.com>
5411 * po/fi.po: New Finnish translation.
5413 2010-03-01 Doug Kwan <dougkwan@google.com>
5415 * layout.cc (Layout::Layout): Force section types of .init_array*,
5416 .preinit_array* and .fini_array* sections.
5417 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5418 Fix check of return value of std::string::find.().
5419 (Output_section::Input_section_sort_compare::operator()): Remove
5420 comment about .init_array.
5421 (Output_section::Input_section_sort_init_fini_compare::operator()):
5422 New method.
5423 (Output_section::sort_attached_input_sections): Handle .init_array
5424 and .fini_array specially.
5425 * output.h (Output_section::Inut_section_sort_compare): Update
5426 comment.
5427 (Output_section::Input_section_sort_init_fini_compare): New struct.
5429 2010-02-26 Doug Kwan <dougkwan@google.com>
5431 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5432 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5433 * testsuite/debug_msg.sh: Avoid matching source line number for
5434 use of global variable undef_int.
5436 2010-02-26 Doug Kwan <dougkwan@google.com>
5438 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5439 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5440 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5441 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5442 * options.cc (General_options::General_options): Initialize member
5443 fix_v4bx_.
5444 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5445 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5446 and rm_no_fix_v4bx.stdout
5447 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5448 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5449 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5450 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5451 and arm_no_fix_v4bx.
5452 * Makefile.in: Regenerate.
5453 * testsuite/arm_fix_v4bx.s: New file.
5454 * testsuite/arm_fix_v4bx.sh: Ditto.
5456 2010-02-24 Doug Kwan <dougkwan@google.com>
5458 * arm.cc (Target_arm::got_section): Make the .got section the first
5459 non RELRO section in the data segment.
5460 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5461 suffixes of section names.
5463 2010-02-24 Doug Kwan <dougkwan@google.com>
5465 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5466 flags and attributes merging if an input file is a binary file.
5467 * fileread.cc (Input_file::open): Record format of original file.
5468 * fileread.h (Input_file::Format): New enum type.
5469 (Input_file::Input_file): Initialize data member format_.
5470 (Input_file::format): New method definition.
5471 (Input_file::format_):: New data member.
5473 2010-02-24 Doug Kwan <dougkwan@google.com>
5475 * arm.cc (Arm_output_data_got): New class.
5476 (ARM_TCB_SIZE): New constant
5477 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5478 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5479 If user uses a script with a SECTIONS clause, issue only a warning
5480 for a misplaced EXIDX input section. Otherwise, issue an error.
5481 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5482 garbage collection.
5483 (Target_arm::got_mode_index_entry): Handle static linking.
5484 (Target_arm::Scan::local): Ditto.
5485 (Target_arm::Scan::global): Ditto.
5486 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5487 all incorrectly implemented relocations.
5488 (Target_arm::fix_exidx_coverage): Pass layout to
5489 Arm_output_section::fix_exidx_coverage.
5490 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5491 from ".ARM.exidx." and ".ARM.extab.".
5493 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5495 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5496 section if it does not already exist.
5497 * attributes.cc (Attributes_section_data::Attributes_section_data):
5498 Don't crash if size is zero.
5500 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5501 Ian Lance Taylor <iant@google.com>
5503 * gold.cc (queue_middle_tasks): If no input files were opened,
5504 exit.
5505 * workqueue.h (Task_function::Task_function): Assert that there is
5506 a blocker.
5508 2010-02-22 Doug Kwan <dougkwan@google.com>
5510 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5511 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5512 types to avoid warnings due to different uint64_t implementations
5513 on different hosts.
5515 2010-02-21 Doug Kwan <dougkwan@google.com>
5517 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5518 handling of the maximum backward branch offset.
5519 (Arm_relocate_functions::thumb_branch_common): Ditto.
5520 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5521 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
5522 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
5523 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5524 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5525 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5526 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5527 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5528 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5529 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5530 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5531 thumb2_bl_out_of_range.o): New rules.
5532 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5533 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5534 thumb2_bl_out_of_range
5535 * testsuite/Makefile.in: Regenerate.
5536 * testsuite/arm_bl_in_range.s: New file.
5537 * testsuite/arm_bl_out_of_range.s: Ditto.
5538 * testsuite/arm_branch_in_range.sh: Ditto.
5539 * testsuite/arm_branch_range.t: Ditto.
5540 * testsuite/thumb2_branch_range.t: Ditto.
5541 * testsuite/thumb_bl_in_range.s: Ditto.
5542 * testsuite/thumb_bl_out_of_range.s: Ditto.
5543 * testsuite/thumb_branch_range.t: Ditto.
5545 2010-02-20 Sriraman Tallam <tmsriram@google.com>
5547 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5548 Add reloc offset information.
5549 * icf.cc (get_section_contents): Change iterators to point to the new
5550 vectors. Add reloc offset information to the contents.
5551 * icf.h (Icf::Sections_reachable_info): New typedef.
5552 (Icf::Sections_reachable_list): New typedef.
5553 (Icf::Offset_info): New typedef.
5554 (Icf::Reloc_info): New struct typedef.
5555 (Icf::Reloc_info_list): New typedef.
5556 (Icf::symbol_reloc_list): Delete method.
5557 (Icf::addend_reloc_list): Delete method.
5558 (Icf::section_reloc_list): Delete method.
5559 (Icf::reloc_info_list): New method.
5560 (Icf::reloc_info_list_): New member.
5562 2010-02-19 Doug Kwan <dougkwan@google.com>
5564 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5565 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5566 * arm.cc (Arm_relocation_functions): New forward declaration.
5567 (Target_arm::Target_arm): Initialize new data members
5568 got_mod_index_offset_ and tls_base_symbol_defined_.
5569 (Target_arm::Relocate::relocate_tls): New method.
5570 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5571 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5572 New methods.
5573 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5574 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5575 (Target_arm::got_mod_index_offset_,
5576 Target_arm::tls_base_symbol_defined_): New data members.
5577 (Target_arm::Scan::local, Target::Scan::global,
5578 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5579 relocations.
5581 2010-02-18 Doug Kwan <dougkwan@google.com>
5583 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5584 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5585 text section as a parameter becuase some broken tools may not set
5586 the link in section header.
5587 (Target_arm::has_got_section): New method.
5588 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5589 without any mapping symbol as data only. Remove warning.
5590 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5591 link in its section header, try to discover the link by inspecting the
5592 REL31 relocation at the beginning of the section.
5593 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5594 in error message.
5595 (Target_arm::Scan::global): Treat any reference to the symbol
5596 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5598 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5600 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5601 (Scan::global_reloc_may_be_function_pointer): New function.
5602 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5603 (Scan::global_reloc_may_be_function_pointer): New function.
5604 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5605 (Scan::global_reloc_may_be_function_pointer): New function.
5606 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5607 (Scan::global_reloc_may_be_function_pointer): New function.
5608 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5609 (Scan::global_reloc_may_be_function_pointer): New function.
5610 (Scan::possible_function_pointer_reloc): New function.
5611 (Target_x86_64::can_check_for_function_pointers): New function.
5612 * gc.h (gc_process_relocs): Scan relocation types to determine if
5613 function pointers were taken for targets that support it.
5614 * icf.cc (Icf::find_identical_sections): Include functions for
5615 folding in safe ICF whose pointer is not taken.
5616 * icf.h (Secn_fptr_taken_set): New typedef.
5617 (fptr_section_id_): New member.
5618 (section_has_function_pointers): New function.
5619 (set_section_has_function_pointers): New function.
5620 (check_section_for_function_pointers): New function.
5621 * options.h: Fix comment for safe ICF option.
5622 * target.h (can_check_for_function_pointers): New function.
5623 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5624 Modify icf_safe_test for X86-64.
5625 * testsuite/Makefile.in: Regenerate.
5626 * testsuite/icf_safe_so_test.cc: New file.
5627 * testsuite/icf_safe_so_test.sh: New file.
5628 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5629 (main): Change to take pointer to function kept_func_3.
5630 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5631 folding is done correctly for X86-64.
5633 2010-02-12 David S. Miller <davem@davemloft.net>
5635 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5636 is_symbolless parameter.
5637 (Output_reloc<SHT_REL>::is_symbolless): New.
5638 (Output_reloc<SHT_REL>::is_symbolless_): New.
5639 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5640 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5641 (Output_reloc<SHT_RELA>::is_symbolless): New.
5642 (Output_data_reloc::add_global): Handle is_symbolless.
5643 (Output_data_reloc::add_global_relative): Likewise.
5644 (Output_data_reloc::add_local): Likewise.
5645 (Output_data_reloc::add_local_relative): Likewise.
5646 (Output_data_reloc::add_symbolless_global_addend): New.
5647 (Output_data_reloc::add_symbolless_local_addend): New.
5648 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5649 is_symbolless.
5650 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5651 instead of ->is_relative_
5652 (Output_reloc::write): Likewise.
5653 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5654 (Output_reloc::write_rel): Simplify.
5656 * sparc.cc (Target_sparc::Scan::local): Use
5657 ->add_symbolless_local_addend as needed.
5658 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5659 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5660 based upon relocation offset.
5662 2010-02-11 Doug Kwan <dougkwan@google.com>
5664 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5665 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5666 beginning of function.
5667 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5668 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5669 parameter is_32bit in calls to should_apply_static_reloc.
5670 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5671 (check_DATA): Add arm_abs_global.stdout.
5672 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5673 arm_abs_global.stdout): New rules.
5674 (MOSTLLYCLEANFILES): Add arm_abs_global
5675 * Makefile.in: Regenerate.
5676 * testsuite/arm_abs_global.s: New file.
5677 * testsuite/arm_abs_global.sh: Ditto.
5678 * testsuite/arm_abs_lib.s: Ditto.
5680 2010-02-11 Ian Lance Taylor <iant@google.com>
5682 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5683 Read_relocs task.
5684 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5685 Allocate_commons_task first.
5686 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5687 task, rather than symtab_lock_.
5688 (Gc_process_relocs::~Gc_process_relocs): New function.
5689 (Gc_process_relocs::is_runnable): Check this_blocker_.
5690 (Gc_process_relocs::locks): Use next_blocker_ rather than
5691 blocker_.
5692 (Scan_relocs::~Scan_relocs): New function.
5693 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5694 symtab_lock_.
5695 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5696 next_blocker_.
5697 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5698 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5699 constructor accordingly.
5700 (class Gc_process_relocs): Likewise.
5701 (class Scan_relocs): Likewise.
5702 * common.h (class Allocate_commons_task): Remove symtab_lock_
5703 field, and corresponding constructor parameter.
5704 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5705 symtab_lock_.
5706 (Allocate_commons_task::locks): Likewise.
5708 2010-02-11 Ian Lance Taylor <iant@google.com>
5710 * gold-threads.h (class Once): Define.
5711 (class Initialize_lock): Rewrite as child of Once.
5712 * gold-threads.cc (class Once_initialize): Define.
5713 (once_pointer_control): New static variable.
5714 (once_pointer, once_arg): New static variables.
5715 (c_run_once): New static function.
5716 (Once::Once, Once::run_once, Once::internal_run): New functions.
5717 (class Initialize_lock_once): Remove.
5718 (initialize_lock_control): Remove.
5719 (initialize_lock_pointer): Remove.
5720 (initialize_lock_once): Remove.
5721 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5722 (Initialize_lock::initialize): Rewrite.
5723 (Initialize_lock::do_run_once): New function.
5724 * archive.cc (Archive::interpret_header): Only clear name if it is
5725 not already empty.
5726 * fileread.cc: Include "gold-threads.h"
5727 (file_counts_lock): New static variable.
5728 (file_counts_initialize_lock): Likewise.
5729 (File_read::release): Only increment counts when using --stats.
5730 Use a lock around the increment.
5731 * parameters.cc (class Set_parameters_target_once): Define.
5732 (set_parameters_target_once): New static variable.
5733 (Parameters::Parameters): Move here from parameters.h.
5734 (Parameters::set_target): Rewrite.
5735 (Parameters::set_target_once): New function.
5736 (Parameters::clear_target): Move here and rewrite.
5737 * parameters.h (class Parameters): Update declarations. Add
5738 set_parameters_target_once_ field.
5739 (Parameters::Parameters): Move to parameters.cc.
5740 (Parameters::clear_target): Likewise.
5741 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5742 task.
5743 (Start_group::~Start_group): New function.
5744 (Start_group::is_runnable): New function.
5745 (Start_group::locks, Start_group::run): New functions.
5746 (Finish_group::run): Change saw_undefined to size_t.
5747 * readsyms.h (class Start_group): Define.
5748 (class Finish_group): Change saw_undefined_ field to size_t.
5749 (Finish_group::Finish_group): Remove saw_undefined and
5750 this_blocker parameters. Change all callers.
5751 (Finish_group::set_saw_undefined): New function.
5752 (Finish_group::set_blocker): New function.
5753 * symtab.h (class Symbol_table): Change saw_undefined to return
5754 size_t. Change saw_undefined_ field to size_t.
5755 * target-select.cc (Set_target_once::do_run_once): New function.
5756 (Target_selector::Target_selector): Initialize set_target_once_
5757 field. Don't initialize lock_ and initialize_lock_ fields.
5758 (Target_selector::instantiate_target): Rewrite.
5759 (Target_selector::set_target): New function.
5760 * target-select.h (class Set_target_once): Define.
5761 (class Target_selector): Update declarations. Make
5762 Set_target_once a friend. Remove lock_ and initialize_lock_
5763 fields. Add set_target_once_ field.
5765 2010-02-10 Ian Lance Taylor <iant@google.com>
5767 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5768 queueing any tasks.
5769 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5770 (queue_middle_tasks): Add all blockers before queueing any tasks.
5771 (queue_final_tasks): Likewise.
5772 * token.h (Task_token::add_blockers): New function.
5773 * object.h (Input_objects::number_of_relobjs): New function.
5775 2010-02-10 Ian Lance Taylor <iant@google.com>
5777 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5778 shared, not if not position independent.
5779 * x86_64.cc (Relocate::relocate_tls): Likewise.
5780 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5781 (tls_pie_pic_test): New target.
5782 * testsuite/Makefile.in: Rebuild.
5784 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5785 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5786 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5787 * testsuite/Makefile.in: Rebuild.
5789 2010-02-09 David S. Miller <davem@davemloft.net>
5791 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5792 R_SPARC_RELATIVE using ->add_local_relative().
5793 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5795 * output.h (Output_data_dynamic::add_section_size): New method
5796 that takes two Output_data objects.
5797 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5798 entry param. Handle it in initializers.
5799 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5800 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5801 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5802 arg.
5803 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5804 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5805 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5806 for dynrel_includes_plt.
5807 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5808 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5809 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5810 before .rela.plt
5811 (Target_sparc::do_finalize_sections): Update to pass true for
5812 dynrel_includes_plt.
5813 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5814 output before .rela.plt
5815 (Target_powerpc::do_finalize_sections): Update to pass true for
5816 dynrel_includes_plt when 32-bit.
5818 2010-02-08 Doug Kwan <dougkwan@google.com>
5820 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5821 method.
5822 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5823 Arm_relobj::scan_section_for_cortex_a8_stubs,
5824 Arm_relobj::do_relocation_section): Instead of calling
5825 Output_section::output_address, use faster
5826 Arm_relobj::simple_input_section_output_address.
5828 2010-02-08 David S. Miller <davem@davemloft.net>
5830 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5831 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5832 relocation helper function.
5834 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5835 just like R_SPARC_GOT{10,13,22}.
5836 (Target_sparc::Scan::local): Likewise.
5837 (Target_sparc::Relocate:relocate): Likewise.
5839 2010-02-06 Ian Lance Taylor <iant@google.com>
5841 * configure.ac: Rewrite targetobjs duplicate removal code to use
5842 only shell constructs.
5843 * configure: Rebuild.
5845 2010-02-05 Doug Kwan <dougkwan@google.com>
5847 PR 11247
5848 * arm.cc (Arm_relobj::section_is_scannable): New method.
5849 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5850 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5852 2010-02-04 Doug Kwan <dougkwan@google.com>
5854 PR 11247
5855 * arm-reloc-property.cc (cstdio): Include.
5856 * configure.ac (targetobjs): Remove duplicates.
5857 * configure: Regenerate.
5858 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5859 big and little endian version for a given address size.
5861 2010-02-03 Doug Kwan <dougkwan@google.com>
5863 * arm-reloc-property.cc
5864 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5865 definition.
5866 * arm-reloc-property.h
5867 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5868 New method definition.
5869 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5870 declaration.
5871 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5872 overflow to N.
5873 (GOT_PREL): Change implemented to Y.
5874 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5875 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5876 (Arm_relocate_functions::movw_abs_nc): Remove method.
5877 (Arm_relocate_functions::movt_abs): Ditto.
5878 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5879 (Arm_relocate_functions::thm_movt_abs): Ditto.
5880 (Arm_relocate_functions::movw_rel_nc): Ditto.
5881 (Arm_relocate_functions::movw_rel): Ditto.
5882 (Arm_relocate_functions::movt_rel): Ditto.
5883 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5884 (Arm_relocate_functions:thm_movw_rel): Ditto.
5885 (Arm_relocate_functions:thm_movt_rel): Ditto.
5886 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5887 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5888 New method definitions.
5889 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5890 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5891 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5892 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5893 (Target_arm::Relocate::relocate): Check for non-static or
5894 unimplemented relocation code and exit early. Change calls to
5895 Target_arm::reloc_uses_thumb_bit and
5896 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5897 instead. Refactor code to handle similar relocations to increase
5898 code sharing. Remove check for unsupported relocation code in switch
5899 statement.
5900 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5901 relocation property table to find out size. Change error message to
5902 print out the name of a relocation code instead of the numeric value.
5903 (Target_arm::scan_reloc_for_stub): Use relocation property table
5904 instead of calling Target_arm::reloc_uses_thumb_bit().
5906 2010-02-02 Doug Kwan <dougkwan@google.com>
5908 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5909 types of relaxed input section.
5911 2010-02-02 Doug Kwan <dougkwan@google.com>
5913 * Makefile.am (HFILES): Add arm-reloc-property.h.
5914 (DEFFILES): New.
5915 (TARGETSOURCES): Add arm-reloc-property.cc
5916 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5917 (libgold_a_SOURCES): $(DEFFILES)
5918 * Makefile.in: Regenerate.
5919 * arm-reloc-property.cc: New file.
5920 * arm-reloc-property.h: New file.
5921 * arm-reloc.def: New file.
5922 * arm.cc: Update comments.
5923 (arm-reloc-property.h): New included header.
5924 (arm_reloc_property_table): New global variable.
5925 (Target_arm::do_select_as_default_target): New method definition.
5926 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5927 arm-reloc-property to targ_extra_obj.
5928 * parameters.cc (set_parameters_target): Call
5929 Target::select_as_default_target().
5930 * target.h (Target::select_as_default_target): New method definition.
5931 (Target::do_select_as_default_target): Same.
5933 2010-02-01 Doug Kwan <dougkwan@google.com>
5935 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5936 first_output_text_section_.
5937 (Arm_exidx_fixup::first_output_text_section): New method definition.
5938 (Arm_exidx_fixup::first_output_text_section_): New data member.
5939 (Arm_exidx_fixup::process_exidx_section): Record the first text
5940 output section seen.
5941 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5942 and entsize in output section header.
5944 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5946 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5947 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5948 (Arm_relocate_functions::thm_alu11): New Method.
5949 (Arm_relocate_functions::thm_pc8): New Method.
5950 (Arm_relocate_functions::thm_pc12): New Method.
5951 (Target_arm::Scan::local): Handle the relocations.
5952 (Target_arm::Scan::global): Likewise.
5953 (Target_arm::Relocate::relocate): Likewise.
5954 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5956 2010-01-29 Doug Kwan <dougkwan@google.com>
5958 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5959 of relocation types as ld.
5961 2010-01-29 Doug Kwan <dougkwan@google.com>
5963 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5964 to public.
5965 (Arm_relocate_functions::thumb_branch_common): Ditto.
5966 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5967 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5968 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5969 Arm_relocate_functions::jump24): Remove.
5970 (Target_arm::Relocate::relocate): Adjust code to call
5971 Arm_relocation_functions::arm_branch_common and
5972 Arm_relocation_functions::thumb_branch_common instead of their removed
5973 wrappers. Merge switch-cases together to reduce source code size.
5975 2010-01-29 Doug Kwan <dougkwan@google.com>
5977 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5978 output_local_symbol_count_needs_update_.
5979 (Arm_relobj::output_local_symbol_count_needs_update,
5980 Arm_relobj::set_output_local_symbol_count_needs_update,
5981 Arm_relobj::update_output_local_symbol_count): New methods.
5982 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5983 member.
5984 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5985 of pointed function as in a R_ARM_PREL31 relocation.
5986 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5987 for output local symbol count updating.
5988 (Target_arm::do_relax): Update output local symbol counts in objects
5989 if necessary.
5990 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5992 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5994 * arm.cc: Added support for the ARM relocations:
5995 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5996 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5997 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5998 movw_prel_nc).
5999 (Arm_relocate_functions::movw_rel): New method.
6000 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
6001 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
6002 thm_movw_prel_nc).
6003 (Arm_relocate_functions::thm_movw_rel): New method.
6004 (Arm_relocate_functions::thm_movt_rel): Renamed (was
6005 thm_movt_prel).
6006 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
6007 relocations.
6008 (Target_arm::Scan::global): Likewise.
6009 (Target_arm::Relocate::relocate): Likewise.
6010 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6011 Likewise.
6013 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6015 * arm.cc: Added support for ARM group relocations.
6016 (Target_arm::reloc_needs_sym_origin): New method.
6017 (Arm_relocate_functions::calc_grp_kn): New method.
6018 (Arm_relocate_functions::calc_grp_residual): New method.
6019 (Arm_relocate_functions::calc_grp_gn): New method.
6020 (Arm_relocate_functions::arm_grp_alu): New Method.
6021 (Arm_relocate_functions::arm_grp_ldr): New Method.
6022 (Arm_relocate_functions::arm_grp_ldrs): New Method.
6023 (Arm_relocate_functions::arm_grp_ldc): New Method.
6024 (Target_arm::Scan::local): Handle the ARM group relocations.
6025 (Target_arm::Scan::global): Likewise.
6026 (Target_arm::Relocate::relocate): Likewise.
6027 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6028 Likewise.
6030 2010-01-26 Doug Kwan <dougkwan@google.com>
6032 * arm.cc (set): Include.
6033 (class Arm_exidx_fixup): Change type of last_input_section_ to const
6034 pointer type.
6035 (Arm_output_section::Text_section_list): New type.
6036 (Arm_output_section::append_text_sections_to_list): New method.
6037 (Arm_output_section::fix_exidx_coverage): Ditto.
6038 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
6039 (Arm_relobj::convert_input_section_to_relaxed_section): Use
6040 Relobj::set_section_offset() instead of
6041 Sized_relobj::invalidate_section_offset().
6042 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
6043 parameter for section headers. Ignore relocation sections for
6044 unallocated sections and EXIDX sections.
6045 (Target_arm::fix_exidx_coverage): New method.
6046 (Target_arm::output_section_address_less_than): New type.
6047 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
6048 linked text section instead of the EXIDX section.
6049 (Arm_output_section::create_stub_group): Add an assertion to check
6050 that this is not an EXIDX output section.
6051 (Arm_output_section::append_text_sections_to_list): New method.
6052 (Arm_output_section::fix_exidx_coverage): Ditto.
6053 (Arm_relobj::scan_sections_for_stubs): Adjust call to
6054 Arm_relobj::section_needs_reloc_stub_scanning.
6055 (Target_arm::do_relax): Fix EXIDX output section coverage in the
6056 first pass.
6057 (Target_arm::fix_exidx_coverage): New method.
6058 * object.h (Relobj::set_output_section): New method.
6059 (Sized_relobj::invalidate_section_offset): Remove method.
6060 (Sized_relobj::do_invalidate_section_offset): Remove method.
6061 (Sized_relobj::do_set_section_offset): Handle offset value -1.
6063 2010-01-25 Doug Kwan <dougkwan@google.com>
6065 * arm.cc (Arm_exidx_merged_section::do_output_offset):
6066 Fix warning due to signed and unsigned comparison on a 32-bit host.
6068 2010-01-22 Doug Kwan <dougkwan@google.com>
6070 * arm.cc (Target_arm::do_relax): Record an output section for section
6071 offset adjustment it contains any stub table that has changed.
6072 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
6073 offsets in an output section if necessary.
6074 * output.cc (Output_section::Output_section): Initialize
6075 section_offsets_need_adjustments_.
6076 (Output_section::add_input_section_for_script): Renamed to
6077 Output_section::add_simple_input_section.
6078 (Output_section::save_states): Add a comment.
6079 (Output_section::discard_states): New method defintion.
6080 (Output_section::adjust_section_offsets): Same.
6081 * output.h (Output_section::add_input_section_for_script): Renamed to
6082 Output_section::add_simple_input_section.
6083 (Output_section::discard_states): New method declaration.
6084 (Output_section::adjust_section_offsets): Same.
6085 (Output_section::section_offsets_need_adjustment,
6086 Output_section::set_section_offsets_need_adjustment): New method
6087 definitions.
6088 (Output_section::section_offsets_need_adjustment_): New data member.
6089 * script-sections.cc
6090 (Output_section_element_input::set_section_address): Adjust code for
6091 renaming of Output_section::add_input_section_for_script.
6092 (Orphan_output_section::set_section_address): Same.
6094 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6096 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
6097 Fix_v4bx enum values .
6098 * gold/options.h (General_options): New option definitions.
6099 (General_options::fix_v4bx): New method.
6100 (General_options::Fix_v4bx): New enum.
6101 * gold/options.cc (General_options::parse_fix_v4bx): New method.
6102 (General_options::parse_fix_v4bx_interworking): New method.
6104 2010-01-22 Doug Kwan <dougkwan@google.com>
6106 * arm.cc (Arm_exidx_fixup): New class.
6108 2010-01-21 Doug Kwan <dougkwan@google.com>
6110 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
6111 classes.
6112 (Arm_exidx_section_offset_map): New type.
6114 2010-01-21 Doug Kwan <dougkwan@google.com>
6116 * arm.cc (Arm_exidx_input_section): New class.
6117 (Arm_relobj::exidx_input_section_by_link,
6118 Arm_relobj::exidx_input_section_by_shndx,
6119 Arm_relobj::make_exidx_input_section): New methods.
6120 (read_arm_attributes_section): Remove.
6121 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
6122 information about them.
6123 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
6124 to here.
6126 2010-01-20 Doug Kwan <dougkwan@google.com>
6128 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
6129 Input_section_specifier to Section_id.
6130 (Target_arm::new_arm_input_section: Adjust code for change of key
6131 type.
6132 (Target_arm::find_arm_input_section): Ditto.
6133 * gc.h (object.h): Include for Section_id nand Section_id_hash.
6134 (Section_id): Remove.
6135 (Garbage_collection::Section_id_hash): Remove.
6136 * icf.h (object.h): Include for Section_id nand Section_id_hash.
6137 (Section_id): Remove.
6138 (Icf::Section_id_hash): Remove.
6139 * object.h (Section_id, Const_section_id, Section_id_hash,
6140 Const_section_id_hash): New type definitions.
6141 * output.cc (Output_section::add_relaxed_input_section): Change to
6142 use Const_section_id instead of Input_section_specifier as key type.
6143 (Output_section::add_merge_input_section): Ditto.
6144 (Output_section::build_relaxation_map): Change to use Section_id
6145 instead of Input_section_specifier as key type.
6146 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6147 Ditto.
6148 (Output_section::convert_input_sections_to_relaxed_sections): Change
6149 to use Const_section_id instead of Input_section_specifier as key type.
6150 (Output_section::find_merge_section): Ditto.
6151 (Output_section::find_relaxed_input_section): Ditto.
6152 * output.h (Input_section_specifier): Remove class.
6153 (Output_section::Output_section_data_by_input_section_map): Change
6154 key type to Const_section_id.
6155 (Output_section::Output_relaxed_input_section_by_input_section_map):
6156 Ditto.
6157 (Output_section::Relaxation_map): Change key type to Section_id.
6159 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6161 * gold/arm.cc: Added support for R_ARM_V4BX relocation
6162 (class Arm_v4bx_stub): New class.
6163 (DEF_STUBS): Updated definition to support v4_veneer_bx.
6164 (Stub_factory::make_arm_v4bx_stub): New method.
6165 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
6166 (Stub_table::empty): Handle v4bx stubs.
6167 (Stub_table::add_arm_v4bx_stub): New method.
6168 (Stub_table::find_arm_v4bx_stub): New method.
6169 (Arm_relocate_functions::v4bx): New method.
6170 (Target_arm::fix_v4bx): New method.
6171 (Target_arm::Target_arm): Handle R_ARM_V4BX.
6172 (Stub_table::relocate_stubs): Likewise.
6173 (Stub_table::do_write): Likewise.
6174 (Stub_table::update_data_size_and_addralign): Likewise.
6175 (Stub_table::finalize_stubs): Likewise.
6176 (Target_arm::Scan::local): Likewise.
6177 (Target_arm::Scan::global): Likewise.
6178 (Target_arm::do_finalize_sections): Likewise.
6179 (Target_arm::Relocate::relocate): Likewise.
6180 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6181 Likewise.
6182 (Target_arm::scan_reloc_for_stub): Likewise.
6183 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6185 2010-01-19 Ian Lance Taylor <iant@google.com>
6187 * output.cc (Output_section_headers::do_sized_write): Write large
6188 segment count to sh_info field.
6189 (Output_file_header::do_sized_write): For large segment count,
6190 write PN_XNUM to e_phnum field.
6192 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6194 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6195 (Arm_relocate_functions::thm_jump8): New function.
6196 (Arm_relocate_functions::thm_jump11): New function.
6197 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6198 R_ARM_THM_JUMP11.
6199 (Target_arm::Scan::global): Likewise.
6200 (Target_arm::Relocate::relocate): Likewise.
6201 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6202 Likewise.
6204 2010-01-14 Doug Kwan <dougkwan@google.com>
6206 * arm.cc (map, utility): Include headers.
6207 (Target_arm::apply_cortex_a8_workaround): New method.
6208 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6209 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6210 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6211 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6212 the --[no-]fix-cortex-a8 command line options.
6213 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6214 (Target_arm::relocate_stub): Use addend in instruction template.
6215 * options.h (DEFINE_bool): Set the user-set flag.
6216 (General_options): Add --[no-]-fix-cortex options.
6217 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
6218 : Update fast look-up map after conversion.
6220 2010-01-14 Sriraman Tallam <tmsriram@google.com>
6222 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6223 in the first pass of do_layout.
6225 2010-01-13 Doug Kwan <dougkwan@google.com>
6227 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6228 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6229 apparent compiler problem of not folding static constant integral
6230 data members of elfcpp::Elf_sizes<32>.
6232 2010-01-13 Doug Kwan <dougkwan@google.com>
6234 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6235 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6236 Arm_relobj::scan_section_for_cortex_a8_erratum,
6237 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6238 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6239 sections to scan for relocation stubs into a new method
6240 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6241 relocation and Cortex-A8 stub scanning.
6242 (Target_arm::do_relax): Force stubs to be after stubbed sections
6243 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
6244 the beginning of a new relaxation pass. Update a comment.
6245 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6247 2010-01-12 Ian Lance Taylor <iant@google.com>
6249 * target-reloc.h (visibility_error): New inline function.
6250 (relocate_section): Call visibility_error.
6251 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6252 (MOSTLYCLEANFILES): Likewise.
6253 (protected_4_pic.o, protected_3.err): New targets.
6254 * testsuite/protected_4.cc: New file.
6256 2010-01-12 Doug Kwan <dougkwan@google.com>
6258 * arm.cc (Cortex_a8_reloc): New class.
6259 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6260 and cortex_a8_relocs_info_.
6261 (Target_arm::fix_cortex_a8): New method definition.
6262 (Target_arm::Cortex_a8_relocs_info): New type.
6263 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6264 New data member declarations.
6265 (Target_arm::scan_reloc_for_stub): Record information about
6266 relocations for THUMB branches that might be exempted from the
6267 Cortex-A8 workaround.
6268 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6269 at the beginning of a relaxation pass.
6271 2010-01-12 Doug Kwan <dougkwan@google.com>
6273 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6274 (Arm_relobj::Mapping_symbol_position,
6275 Arm_reloj::Mapping_symbol_position_less,
6276 Arm_relobj::Mapping_symbols_info): New types.
6277 (Target_arm::is_mapping_symbol_name): New method definition.
6278 (Arm_relobj::do_count_local_symbols): Save information about mapping
6279 symbols.
6281 2010-01-11 Doug Kwan <dougkwan@google.com>
6283 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6284 Arm_relocate_functions::thumb32_branch_upper,
6285 Arm_relocate_functions::thumb32_branch_lower,
6286 Arm_relocate_functions::thumb32_cond_branch_offset,
6287 Arm_relocate_functions::thumb32_cond_branch_upper,
6288 Arm_relocate_functions::thumb32_cond_branch_lower,
6289 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6290 branch offset encoding.
6291 (Arm_relocate_functions::thumb_branch_common): Use new branch
6292 offset encoding methods to avoid code duplication.
6293 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6294 (Stub_addend_reader::operator()): Use new branch encoding method
6295 to avoid code duplication.
6297 2010-01-11 Doug Kwan <dougkwan@google.com>
6299 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6300 (Target_arm::do_finalize_sections): Define special EXIDX section
6301 symbols only if referenced.
6302 * gc.h (Garbage_collection::add_reference): New method.
6303 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6304 code duplication.
6306 2010-01-11 Ian Lance Taylor <iant@google.com>
6308 * script.cc (Version_script_info::build_expression_list_lookup):
6309 Change complaing about duplicate wildcard match from error to
6310 warning.
6312 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6313 of 2009-12-30.
6314 (Version_script_info::Version_script_info): Initialize globs_,
6315 default_version_, default_is_global_, and exact_. Don't
6316 initialize globals_ or locals_.
6317 (Version_script_info::build_lookup_tables): Build local symbols
6318 first.
6319 (Version_script_info::unquote): New function.
6320 (Version_script_info::add_exact_match): New function.
6321 (Version_script_info::build_expression_list_lookup): Remove lookup
6322 parameter. Add is_global parameter. Change all callers. Handle
6323 wildcard pattern specially. Unquote pattern. Call
6324 add_exact_match.
6325 (Version_script_info::get_name_to_match): New function.
6326 (Version_script_info::get_symbol_version): New function.
6327 (Version_script_info::get_symbol_version_helper): Remove.
6328 (Version_script_info::check_unmatched_names): Call unquote.
6329 * script.h (class Version_script_info): Change get_symbol_version
6330 to be non-inline and add is_global parameter; change all callers.
6331 Rewrite symbol_is_local. Update declarations. Define struct
6332 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6333 Remove globals_ and locals_ members. Add exact_, globs_,
6334 default_version_, is_global_.
6335 (Version_script_info::Glob): Remove pattern, add expression and
6336 is_global. Update constructor. Change all callers.
6337 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6338 default version.
6339 (Versions::symbol_section_contents): If a symbol is undefined, or
6340 defined in a dynamic object, set the version index to
6341 VER_NDX_LOCAL.
6342 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6343 symbol_is_local.
6344 (Symbol_table::add_from_pluginobj): Likewise.
6345 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6347 2010-01-11 Doug Kwan <dougkwan@google.com>
6349 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6350 (incremental_dump_LDADD): Add linking option for libintl.
6351 * Makefile.in: Regenerate.
6353 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6355 PR gold/11144
6356 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6357 instead of -Ds.
6358 * testsuite/Makefile.in: Regenerated.
6360 2010-01-10 Doug Kwan <dougkwan@google.com>
6362 * options.h (DEFINE_var): Use parentheses around argument varname__
6363 in macro body to avoid any unintended subsequent substitutions.
6365 2010-01-10 Ian Lance Taylor <iant@google.com>
6367 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6368 candidates before doing symbol resolution.
6370 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6371 ODR candidates if only one is weak.
6373 2010-01-08 Ian Lance Taylor <iant@google.com>
6375 * script.cc (Version_script_info::build_expression_list_lookup):
6376 Don't warn about ambiguous version, just record the ambiguity.
6377 (Version_script_info::get_symbol_version_helper): Give error if
6378 version is ambiguous.
6380 2010-01-08 Doug Kwan <dougkwan@google.com>
6382 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6383 prev_data_size_ and prev_addralign_. Remove initializer for
6384 deleted data member has_been_changed_.
6385 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6386 to determine if the table is empty.
6387 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6388 Remove.
6389 (Stub_table::add_reloc_stub): Define method in class definition
6390 instead of just declaring it there.
6391 (Stub_table::add_cortex_a8_stub): New method definition.
6392 (Stub_table::update_data_size_and_addralign): Ditto.
6393 (Stub_table::finalize_stubs): Ditto.
6394 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6395 (Stub_table::do_addralign_): Return address alignment in the
6396 (Stub_table::do_reset_address_and_file_offset): Define method in
6397 class definition instead of declaring it there. Set current data
6398 size to be the data size of the previous pass.
6399 (Stub_table::set_final_data_size): Use current data size as the
6400 final data size.
6401 (Stub_table::relocate_stub): Change parameter type of stub from
6402 Reloc_stub pointer to Stub pointer.
6403 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6404 (Stub_table::Cortex_a8_stub_list): New typedef.
6405 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6406 Stub_table::prev_addralign_): New data member.
6407 (Arm_relobj::Arm_relobj): Initialize data member
6408 section_has_cortex_a8_workaround_.
6409 (Arm_relobj::section_has_cortex_a8_workaround,
6410 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6411 definitions.
6412 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6413 declarations.
6414 (Target_arm::relocate_stub): Change parameter type of stub from
6415 Reloc_stub pointer to Stub pointer.
6416 (Insn_template::size, Insn_template::alignment): Handle
6417 THUMB16_SPECIAL_TYPE.
6418 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6419 Stub_table::update_data_size_and_addralign,
6420 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6421 definitions.
6422 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6423 (Stub_table::do_write): Ditto.
6424 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6426 2010-01-08 Ian Lance Taylor <iant@google.com>
6428 PR 11108
6429 * symtab.h (class Symbol): Remove fields is_target_special_ and
6430 has_plt_offset_. Add field is_defined_in_discarded_section_.
6431 (Symbol::is_defined_in_discarded_section): New function.
6432 (Symbol::set_is_defined_in_discarded_section): New function.
6433 (Symbol::has_plt_offset): Rewrite.
6434 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6435 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6436 Don't initialize is_target_special_ or has_plt_offset_.
6437 Initialize is_defined_in_discarded_section_.
6438 (Symbol_table::add_from_relobj): If appropriate, set
6439 is_defined_in_discarded_section.
6440 * resolve.cc (Symbol::override_base_with_special): Don't test
6441 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6442 * target-reloc.h (relocate_section): Do special handling for
6443 symbols defined in discarded sections for global symbols as well
6444 as local symbols.
6446 2010-01-08 Ian Lance Taylor <iant@google.com>
6448 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6449 the SHT_SYMTAB case.
6451 2010-01-08 Ian Lance Taylor <iant@google.com>
6453 * object.cc (Sized_relobj::do_layout): Don't get confused if
6454 layout_eh_frame returns NULL.
6456 2010-01-08 Ian Lance Taylor <iant@google.com>
6458 PR 11084
6459 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6460 dynamic symbol table, use the normal symbol table.
6461 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6462 symbol table.
6464 2010-01-08 Ian Lance Taylor <iant@google.com>
6466 PR 11072
6467 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6468 sections.
6470 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6472 * version.cc (print_version): Change to "Copyright 2010".
6474 2010-01-08 Ian Lance Taylor <iant@google.com>
6476 PR 10287
6477 PR 11063
6478 * i386.cc (class Target_i386): Change return type of plt_section
6479 to be non-const.
6480 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6481 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6482 tls_desc_rel_ field.
6483 (Output_data_plt_i386::rel_tls_desc): New function.
6484 (Target_i386::rel_tls_desc_section): New function.
6485 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6486 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6487 R_386_TLS_DESC reloc in rel_tls_desc_section.
6488 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6489 Define struct Tlsdesc_info.
6490 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6491 (Target_x86_64::do_reloc_symbol_index): New function.
6492 (Target_x86_64::add_tlsdesc_info): New function.
6493 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6494 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6495 tlsdesc_rel_ field.
6496 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6497 all callers.
6498 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6499 (Target_x86_64::rela_tlsdesc_section): New function.
6500 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6501 handling.
6502 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6503 (Target_x86_64::do_reloc_addend): New function.
6504 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6505 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6506 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6507 (Output_reloc::type): New function.
6508 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6509 (Output_reloc::is_target_specific): New function.
6510 (Output_reloc::target_arg): New function.
6511 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6512 absolute relocs and target specific relocs.
6513 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6514 add_target_specific.
6515 (class Output_data_reloc) [SHT_RELA]: Likewise.
6516 * output.cc (Output_reloc::Output_reloc): Add four new versions
6517 for absolute relocs and target specific relocs.
6518 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6519 (Output_reloc::get_symbol_index): Likewise.
6520 (Output_reloc::local_section_offset): Check that local_sym_index_
6521 is not TARGET_CODE or 0.
6522 (Output_reloc::symbol_value): Likewise.
6523 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6524 reloc.
6525 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6526 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6527 functions.
6528 * layout.cc (add_target_dynamic_tags): Use output section for
6529 DT_PLTRELSZ and DT_JMPREL.
6531 2010-01-07 Ian Lance Taylor <iant@google.com>
6533 PR 11061
6534 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6535 function.
6536 (class Output_data_reloc_generic): Define.
6537 (class Output_data_reloc_base): Change base class to
6538 Output_data_reloc_generic. Change add() method to call
6539 bump_relative_reloc_count for a relative reloc. Remove
6540 sort_relocs_ field.
6541 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6542 to sort_relocs().
6543 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6544 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6545 appropriate.
6546 * layout.h (class Layout): Update declaration.
6548 2010-01-07 Ian Lance Taylor <iant@google.com>
6550 * output.h (class Output_data): Add const version of
6551 output_section and do_output_section.
6552 (class Output_section_data): Add const version of
6553 do_output_section.
6554 (class Output_section): Likewise.
6555 * layout.cc (Layout::add_target_dynamic_tags): New function.
6556 * layout.h (class Layout): Update declarations.
6557 * arm.cc (Target_arm::do_finalize_sections): Use
6558 add_target_dynamic_tags.
6559 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6560 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6561 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6562 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6564 2010-01-07 Ian Lance Taylor <iant@google.com>
6566 PR 11042
6567 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6568 object as needed.
6570 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6571 Ian Lance Taylor <iant@google.com>
6573 PR 11019
6574 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6575 Xindex::read_symtab_xindex.
6577 2010-01-07 Doug Kwan <dougkwan@google.com>
6579 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6580 (Insn_template::thumb16_bcond_insn): New method declaration.
6581 (Insn_template): Fix spelling.
6582 (Stub::thumb16_special): New method declaration.
6583 (Stub::do_write): Define virtual method which was previously pure
6584 virtual.
6585 (Stub::do_thumb16_special): New method declaration.
6586 (Stub::do_fixed_endian_write): New template member.
6587 (Reloc_stub::do_write): Remove.
6588 (Reloc_stub::do_fixed_endian_write): Remove.
6589 (Cortex_a8_stub): New class definition.
6590 (Stub_factory::make_cortex_a8_stub): New method definition.
6591 (Stub_factory::Stub_factory): Add missing static storage class
6592 qualifier for elf32_arm_stub_a8_veneer_blx.
6594 2010-01-07 Ian Lance Taylor <iant@google.com>
6596 PR 10980
6597 * options.h (class General_options): Add --warn-unresolved-symbols
6598 and --error-unresolved-symbols.
6599 * errors.cc (Errors::undefined_symbol): Implement
6600 --warn-unresolved-symbols.
6602 * options.h (class General_options): Add -z text and -z textoff.
6603 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6605 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6607 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6608 (Garbage_collection::cident_sections): New function.
6609 (Garbage_collection::add_cident_section): New function.
6610 (Garbage_collection::cident_sections_): New member.
6611 (gc_process_relocs): Add references to sections whose names are C
6612 identifiers.
6613 * gold.h (cident_section_start_prefix): New constant.
6614 (cident_section_stop_prefix): New constant.
6615 (is_cident): New function.
6616 * layout.cc (Layout::define_section_symbols): Replace string constants
6617 with the newly defined constants.
6618 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6619 C identifiers.
6620 * testsuite/Makefile.am: Add gc_orphan_section_test.
6621 * testsuite/Makefile.in: Regenerate.
6622 * testsuite/gc_orphan_section_test.cc: New file.
6623 * testsuite/gc_orphan_section_test.sh: New file.
6625 2010-01-06 Ian Lance Taylor <iant@google.com>
6627 PR 10980
6628 * options.h (class General_options): Add --warn-shared-textrel.
6629 * layout.cc (Layout::finish_dynamic_section): Implement
6630 --warn-shared-textrel.
6632 PR 10980
6633 * options.h (class General_options): Add --warn-multiple-gp.
6635 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6637 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6638 $(THREADSLIB) and $(LIBDL).
6639 * Makefile.in: Rebuild.
6641 2010-01-06 Ian Lance Taylor <iant@google.com>
6643 PR 10980
6644 * options.cc (General_options::parse_section_start): New function.
6645 (General_options::section_start): New function.
6646 (General_options::General_options): Initialize all members.
6647 * options.h: Include <map>
6648 (class General_options): Add --section-start. Add section_starts_
6649 member.
6650 * layout.cc (Layout::attach_allocated_section_to_segment): If
6651 --section-start was used, set the address of the segment. Remove
6652 local sort_sections.
6653 (Layout::relaxation_loop_body): If the address of the load segment
6654 has been set by --section-start, don't use it.
6655 * output.h (Output_segment::update_flags_for_output_section): New
6656 function.
6657 * output.cc (Output_segment::add_output_section): Call
6658 update_flags_for_output_section.
6660 2010-01-05 Ian Lance Taylor <iant@google.com>
6662 PR 10980
6663 * options.h (class General_options): Add --undefined-version.
6664 * script.cc (struct Version_expression): Add was_matched_by_symbol
6665 field.
6666 (Version_script_info::matched_symbol): New function.
6667 (Version_script_info::get_symbol_version_helper): Call
6668 matched_symbol.
6669 (Version_script_info::check_unmatched_names): New function.
6670 * script.h (class Version_script_info): Update declarations.
6671 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6673 * options.h (class General_options): Use DEFINE_bool_alias for
6674 allow_multiple_definition.
6675 * resolve.cc (Symbol_table::should_override): Don't test
6676 allow_multiple_definition.
6678 PR 10980
6679 * options.h (class General_options): Add --cref.
6680 * main.cc (main): Print cref table if --cref. Don't close mapfile
6681 until after printing cref table.
6682 * cref.cc: Include "symtab.h".
6683 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6684 (Cref_table_compare::operator()): New function.
6685 (Cref_inputs::gather_cref): New function.
6686 (filecol): New static const.
6687 (Cref_inputs::print_cref): New function.
6688 (Cref::print_cref): New function.
6689 * cref.h: Include <cstdio>.
6690 (class Cref): Update declarations.
6691 * mapfile.h (Mapfile::file): New function.
6692 * object.h (class Object): Define Symbols. Declare virtual
6693 do_get_global_symbols.
6694 (Object::get_global_symbols): New function.
6695 * object.cc (Input_objects::add_object): Pass object to cref_ if
6696 --cref.
6697 (Input_objects::archive_start): Likewise.
6698 (Input_objects::archive_stop): Likewise.
6699 (Input_objects::print_cref): New function.
6700 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6701 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6702 --cref.
6703 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6704 function.
6705 * plugin.h (class Sized_pluginobj): Update declarations.
6707 2010-01-05 Ian Lance Taylor <iant@google.com>
6709 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6710 to is_default_version. Rename insdef to insdefault.
6711 (Symbol_table::add_from_relobj): Rename def to is_default_version
6712 and local to is_forced_local.
6713 (Symbol_table::add_from_pluginobj): Likewise.
6714 (Symbol_table::add_from_dynobj): Likewise.
6715 (Symbol_table::define_special_symbol): Rename insdef to
6716 insdefault.
6718 2010-01-04 Ian Lance Taylor <iant@google.com>
6720 PR 10980
6721 * options.h (class General_options): Add
6722 --allow-multiple-definition and -z muldefs.
6723 * resolve.cc (Symbol_table::should_override): Don't warn about a
6724 multiple symbol definition if --allow-multiple-definition or -z
6725 muldefs.
6727 PR 10980
6728 * options.h (class General_options): Add --add-needed and
6729 --copy-dt-needed-entries. Tweak --as-needed help entry.
6730 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6731 error if --copy-dt-needed-entries aka --add-needed is used and
6732 would cause a change in behaviour.
6734 PR 10980
6735 * options.h (class General_options): Add -G as a short version of
6736 --shared. Add no-op options -assert, -g, and -i.
6738 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6740 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6741 check for .text or .gnu.linkonce.t sections.
6742 * icf.cc (Icf::find_identical_sections): Ditto.
6743 Change the detection for mangled function name within the section
6744 name.
6745 * icf.h (is_section_foldable_candidate): New function.
6747 2009-12-30 Ian Lance Taylor <iant@google.com>
6749 PR 10980
6750 * options.h (class General_options): Permit two dashes with
6751 --retain-symbols-file.
6753 2009-12-30 Ian Lance Taylor <iant@google.com>
6755 PR 10979
6756 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6757 don't put the file header and segment headers in the text
6758 segment.
6760 PR 10979
6761 * common.cc (Sort_commons::operator()): Stabilize sort when both
6762 entries are NULL.
6763 (Symbol_table::do_allocate_commons_list): When allocating common
6764 symbols, skip a symbol which is no longer common.
6765 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6766 an object before checking its type.
6767 * testsuite/common_test_2.c: New file.
6768 * testsuite/common_test_3.c: New file.
6769 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6770 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6771 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6772 (common_test_2_pic.o, common_test_2.so): New targets.
6773 (common_test_3_pic.o, common_test_3.so): New targets.
6774 * testsuite/Makefile.in: Rebuild.
6776 PR 10979
6777 * script.cc (read_input_script): If we see a new SECTIONS clause,
6778 and we have added an input section, give an error.
6779 * layout.h (class Layout): Add have_added_input_section function.
6780 Add have_added_input_section_ field.
6781 * layout.cc (Layout::Layout): Initialize
6782 have_added_input_section_.
6783 (Layout::layout): Set have_added_input_section_.
6784 (Layout::layout_eh_frame): Likewise.
6786 2009-12-30 Ian Lance Taylor <iant@google.com>
6788 PR 10931
6789 * options.h (class General_options): Add --sort-common option.
6790 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6791 * common.cc (Sort_common): Add sort_order parameter to
6792 constructor. Add sort_order_ field.
6793 (Sort_commons::operator): Check sort_order_.
6794 (Symbol_table::allocate_commons): Determine the sort order.
6795 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6796 Change all callers.
6797 (Symbol_table::do_allocate_commons_list): Likewise.
6799 2009-12-30 Ian Lance Taylor <iant@google.com>
6801 PR 10916
6802 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6803 symbols from this object, don't change the visibility of an
6804 undefined symbol.
6805 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6807 2009-12-30 Ian Lance Taylor <iant@google.com>
6809 PR 10861
6810 * script.h (class Version_script_info): Define Language enum.
6811 Update declarations. Define Glob, Exact, and Lookup types. Add
6812 new fields globals_, locals_, and is_finalized_.
6813 * script.cc: Various formatting fixes.
6814 (class Parser_closure): Change language_stack_ from a vector of
6815 std::string to one of Version_script_info::Language. Adjust all
6816 uses accordingly.
6817 (class Lazy_demangler): Remove.
6818 (struct Version_expression): Change language from std::string to
6819 Version_script_info::Language.
6820 (Version_script_info::Version_script_info): New function.
6821 (Version_script_info::~Version_script_info): Don't call clear.
6822 (Version_script_info::finalize): New function.
6823 (Version_script_info::build_lookup_tables): New function.
6824 (Version_script_info::build_expression_list_lookup): New
6825 function.
6826 (Version_script_info::get_symbol_version_helper): Rewrite to use
6827 lookup tables.
6828 (Version_script_info::print_expression_list): Adjust to use
6829 Version_script_info::Language.
6830 (script_push_lex_into_version_mode): Check that the version script
6831 has not been finalized.
6832 (version_script_push_lang): Change language string to
6833 Version_script_info::Language.
6834 * options.cc (Command_line::version_script): New function.
6835 * options.h (class General_options): Add finalize_dynamic_list
6836 function. Change version_script from declaration to definition.
6837 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6838 * testsuite/version_script.map: Remove duplicate def of foo.
6839 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6840 version_script.map.
6841 * testsuite/Makefile.in: Rebuild.
6843 2009-12-30 Ian Lance Taylor <iant@google.com>
6845 PR 10843
6846 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6847 if the input symbol index is 0, make the output symbol index 0.
6849 2009-12-30 Ian Lance Taylor <iant@google.com>
6851 PR 10670
6852 * options.h (class General_options): Add -x/--discard-all.
6853 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6854 --discard-all. If the local symbol needs a dynamic entry, check
6855 that before handling --discard-locals.
6857 2009-12-30 Ian Lance Taylor <iant@google.com>
6859 PR 10450
6860 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6861 flags to PF_R.
6862 (Output_segment::add_output_section): Don't change the flags if
6863 the type is PT_TLS.
6865 PR 10450
6866 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6867 GNU hash table if they need a dynamic value. Otherwise, don't add
6868 them if they are defined in a dynamic object or are forced local.
6870 2009-12-29 Ian Lance Taylor <iant@google.com>
6872 PR 10450
6873 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6874 .gnu.hash table for a 32-bit target.
6876 PR 10450
6877 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6878 regular and a dynamic object only needs a dynamic symbol table
6879 entry if it is externally visible.
6881 PR 10450
6882 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6883 constructor. Add global_offset_table_ field.
6884 (Target_i386::got_section): Set global_offset_table_.
6885 (Target_i386::do_finalize_sections): Set global_offset_table_
6886 size.
6887 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6888 in constructor. Add global_offset_table_ field.
6889 (Target_x86_64::got_section): Set global_offset_table_.
6890 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6891 size.
6893 * layout.cc (Layout::Layout): Initialize increase_relro_.
6894 (Layout::get_output_section): Add is_relro, is_last_relro, and
6895 is_first_non_relro parameters. Change all callers.
6896 (Layout::choose_output_section): Likewise.
6897 (Layout::add_output_section_data): Likewise.
6898 (Layout::make_output_section): Likewise.
6899 (Layout::set_segment_offsets): Clear increase_relro when using a
6900 linker script.
6901 * layout.h (class Layout): Add increase_relro method. Add
6902 increase_relro_ field. Update declarations.
6903 * output.cc (Output_section::Output_section): Initialize
6904 is_last_relro_ and is_first_non_relro_.
6905 (Output_segment::add_output_section): Group relro sections is
6906 do_sort is true. Handle is_last_relro and is_first_non_relro.
6907 (Output_segment::maximum_alignment): Remove relro handling.
6908 (Output_segment::set_section_addresses): Add increase_relro
6909 parameter. Change all callers. Add initial alignment to align
6910 relro sections on separate page. Remove old relro handling.
6911 (Output_segment::set_section_list_addresses): Remove in_relro
6912 parameter. Change all callers.
6913 (Output_segment::set_offset): Add increase parameter. Change all
6914 callers. Remove old relro handling.
6915 * output.h (class Output_section): Add new methods: is_last_relro,
6916 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6917 Add is_last_relro_ and is_first_non_relro_ fields.
6918 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6919 Create separate .got.plt section. Call increase_relro.
6920 * x86_64.cc (Target_x86_64::got_section): Likewise.
6921 * testsuite/relro_script_test.t: Add .got.plt.
6923 PR 10450
6924 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6925 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6926 (Layout::finalize): Call set_dynamic_symbol_size.
6927 (Layout::set_dynamic_symbol_size): New function.
6928 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6929 set_dynamic_symbol_size.
6931 PR 10450
6932 * output.h (class Output_section): Add is_entsize_zero_ field.
6933 * output.cc (Output_section::Output_section): Initialize
6934 is_entsize_zero_.
6935 (Output_section::set_entsize): If two different entsizes are
6936 requested, force it to zero.
6937 (Output_section::add_input_section): Set flags for .debug_str
6938 before updating section flags. Set entsize.
6939 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6940 and SHF_STRING if all input sections have those flags.
6942 2009-12-29 Rafael Espindola <espindola@google.com>
6944 * main.cc (main): Fix the sys time reporting.
6945 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6946 reporting.
6948 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6950 * options.cc (General_options::parse_version): Allow -v to exit
6951 without an error if there is nothing to link.
6953 2009-12-29 Ian Lance Taylor <iant@google.com>
6955 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6956 using a version of gcc before 4.1.
6957 * configure: Rebuild.
6959 2009-12-28 Chris Demetriou <cgd@google.com>
6961 * attributes.cc (Output_attributes_section_data::do_write): Use
6962 std::vector::front rather than std::vector::data.
6964 2009-12-28 Ian Lance Taylor <iant@google.com>
6966 * symtab.h (class Symbol_table): Add enum Defined.
6967 * resolve.cc (Symbol_table::should_override): Add defined
6968 parameter. Change all callers. Test whether object is NULL
6969 before calling a method on it.
6970 (Symbol_table::report_resolve_problem): Add defined parameter.
6971 Change all callers.
6972 (Symbol_table::should_override_with_special): Likewise.
6973 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6974 parameter. Change all callers.
6975 (Symbol_table::do_define_in_output_data): Likewise.
6976 (Symbol_table::define_in_output_segment): Likewise.
6977 (Symbol_table::do_define_in_output_segment): Likewise.
6978 (Symbol_table::define_as_constant): Likewise.
6979 (Symbol_table::do_define_as_constant): Likewise.
6980 * script.h (class Symbol_assignment): Add is_defsym parameter to
6981 constructor; change all callers.
6982 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6983 parameter. Change all callers. Add is_defsym_ field.
6984 (class Parser_closure): Add parsing_defsym parameter to
6985 constructor; change all callers. Add parsing_defsym accessor
6986 function. Add parsing_defsym_ field.
6988 2009-12-28 Ian Lance Taylor <iant@google.com>
6990 * gold.cc (queue_middle_tasks): Fix formatting.
6991 * object.cc (Relobj::is_section_name_included): Likewise.
6993 2009-12-23 Ian Lance Taylor <iant@google.com>
6995 * i386.cc (Target_i386::do_calls_non_split): Recognize
6996 -fsplit-stack prologue for a function with a static chain.
6997 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6998 -fsplit-stack prologue when using %r11.
7000 2009-12-21 Sriraman Tallam <tmsriram@google.com>
7002 * options.cc (General_options::parse_version): Make -v continue and do
7003 the link like GNU ld does.
7005 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
7007 * Makefile.am (CCFILES): Add timer.cc.
7008 (HFILES): Add timer.h.
7009 * configure.ac: Check for sysconf and times.
7010 * main.cc: include timer.h.
7011 (main): Use Timer instead of get_run_time.
7012 * timer.cc: New.
7013 * timer.h: New.
7014 * workqueue.cc: include timer.h.
7015 (Workqueue::find_and_run_task):
7016 Report user, sys and wall time.
7017 * Makefile.in: Regenerate.
7018 * config.in: Regenerate.
7019 * configure: Regenerate.
7021 2009-12-16 Doug Kwan <dougkwan@google.com>
7023 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
7024 sections.
7025 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
7026 relaxed input sections.
7027 * output.cc (Output_section::find_relaxed_input_section): Change
7028 return type to Output_relaxed_input_section pointer. Adjust code
7029 for new type of relaxed_input_section_map_.
7030 * output.h (Output_section::find_relaxed_input_section): Change
7031 return type to Output_relaxed_input_section pointer.
7032 (Output_section::Output_relaxed_input_section_by_input_section_map):
7033 New type.
7034 (Output_section::relaxed_input_section_map_): Change type to
7035 Output_section::Output_relaxed_input_section_by_input_section_map.
7036 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
7037 input section.
7039 2009-12-15 Ian Lance Taylor <iant@google.com>
7041 * layout.cc (Layout::create_shstrtab): Only write out after input
7042 sections if we are compressing debug sections.
7044 2009-12-15 Ian Lance Taylor <iant@google.com>
7046 * archive.cc (Archive::add_symbols): Only look up a symbol without
7047 a version if there is, in fact, a version.
7049 2009-12-14 Ian Lance Taylor <iant@google.com>
7051 Revert -Wshadow changes, all changes from:
7052 2009-12-11 Doug Kwan <dougkwan@google.com>
7053 2009-12-11 Nick Clifton <nickc@redhat.com>
7054 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
7056 2009-12-11 Doug Kwan <dougkwan@google.com>
7058 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
7059 due to -Wshadow.
7060 * attributes.cc (Object_attribute::size): Ditto.
7061 (Attributes_section_data::size): Ditto.
7062 (Attributes_section_data::Attributes_section_data): Ditto.
7063 (Output_attributes_section_data::do_write): Ditto.
7064 * attributes.h (Object_attribute::set_type): Ditto.
7065 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
7067 2009-12-11 Nick Clifton <nickc@redhat.com>
7069 * archive.cc: Fix shadowed variable warnings.
7070 * arm.cc: Likewise.
7071 * compressed_output.cc: Likewise.
7072 * compressed_output.h: Likewise.
7073 * configure: Likewise.
7074 * dwarf_reader.cc: Likewise.
7075 * dynobj.cc: Likewise.
7076 * dynobj.h: Likewise.
7077 * ehframe.cc: Likewise.
7078 * ehframe.h: Likewise.
7079 * errors.cc: Likewise.
7080 * expression.cc: Likewise.
7081 * fileread.cc: Likewise.
7082 * fileread.h: Likewise.
7083 * freebsd.h: Likewise.
7084 * i386.cc: Likewise.
7085 * icf.cc: Likewise.
7086 * incremental.h: Likewise.
7087 * layout.cc: Likewise.
7088 * layout.h: Likewise.
7089 * mapfile.cc: Likewise.
7090 * merge.cc: Likewise.
7091 * merge.h: Likewise.
7092 * object.cc: Likewise.
7093 * object.h: Likewise.
7094 * options.h: Likewise.
7095 * output.cc: Likewise.
7096 * output.h: Likewise.
7097 * parameters.cc: Likewise.
7098 * plugin.cc: Likewise.
7099 * powerpc.cc: Likewise.
7100 * reduced_debug_output.cc: Likewise.
7101 * reduced_debug_output.h: Likewise.
7102 * reloc.cc: Likewise.
7103 * reloc.h: Likewise.
7104 * resolve.cc: Likewise.
7105 * script-sections.cc: Likewise.
7106 * script.cc: Likewise.
7107 * script.h: Likewise.
7108 * sparc.cc: Likewise.
7109 * symtab.cc: Likewise.
7110 * symtab.h: Likewise.
7111 * target-select.cc: Likewise.
7112 * target-select.h: Likewise.
7113 * token.h: Likewise.
7114 * workqueue.cc: Likewise.
7115 * workqueue.h: Likewise.
7116 * x86_64.cc: Likewise.
7118 2009-12-10 Doug Kwan <dougkwan@google.com>
7120 * arm.cc (attributes.h): New include.
7121 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
7122 (Arm_relobj::~Arm_relobj): Delete object pointed by
7123 attributes_section_data_.
7124 (Arm_relobj::attributes_section_data): New method definition.
7125 (Arm_relobj::attributes_section_data_): New data member declaration.
7126 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
7127 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
7128 attributes_section_data_.
7129 (Arm_dynobj::attributes_section_data): New method definition.
7130 (Arm_dynobj::attributes_section_data_): New data member declaration.
7131 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
7132 initialization value of may_use_blx_ to false.
7133 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
7134 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
7135 object attributes to compute results instead of hard-coding.
7136 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
7137 Target_arm::get_secondary_compatible_arch,
7138 Target_arm::set_secondary_compatible_arch
7139 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7140 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
7141 New method declarations.
7142 (Target_arm::get_aeabi_object_attribute): New method definition.
7143 (Target_arm::attributes_section_data_): New data member declaration.
7144 (read_arm_attributes_section): New template definition.
7145 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
7146 (Arm_dynobj::do_read_symbols): Ditto.
7147 (Target_arm::do_finalize_sections): Merge attributes sections from
7148 input. Check for BLX use after attributes section merging.
7149 Fix __exidx_start and __exidx_end visibility. Create an
7150 .ARM.attributes section if necessary.
7151 (Target_arm::get_secondary_compatible_arch,
7152 Target_arm::set_secondary_compatible_arch,
7153 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7154 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
7155 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
7156 New method definitions.
7158 2009-12-09 Ian Lance Taylor <iant@google.com>
7160 * plugin.cc (Plugin::load): Don't cast from void* to a function
7161 pointer.
7163 2009-12-09 Ian Lance Taylor <iant@google.com>
7165 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
7166 information fields.
7168 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
7170 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
7171 Replace two_file_shared_1.so with two_file_shared_2.so.
7172 * testsuite/Makefile.in: Regenerated.
7174 2009-12-08 Doug Kwan <dougkwan@google.com>
7176 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7177 (HFILES): Add attributes.h and int_encoding.h.
7178 * Makefile.in: Regenerate.
7179 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7180 function definitions to int_encoding.cc
7181 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7182 prototypes to int_encoding.h
7183 * reduced_debug_output.cc (int_encoding.h): New include.
7184 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7185 function definitions to int_encoding.cc
7186 (insert_into_vector, read_from_pointer): Move template definitions to
7187 int_encoding.h
7188 * attributes.cc: New file.
7189 * attributes.h: New file.
7190 * int_encoding.cc: New file.
7191 * int_encoding.h: New file.
7193 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
7195 PR gold/11055
7196 * incremental-dump.cc (dump_incremental_inputs): New.
7197 (main): Use dump_incremental_inputs.
7199 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7201 PR gold/10893
7202 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7203 checking elfcpp::STT_FUNC.
7204 (Target_i386::Relocate::relocate): Likewise.
7205 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7207 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7208 symbols from shared libraries into normal FUNC symbols.
7210 * symtab.h (Symbol): Add is_func and use it.
7212 2009-12-05 Doug Kwan <dougkwan@google.com>
7214 * arm.cc (Target_arm::arm_info): Initialize new fields
7215 attributes_section and attributes_vendor.
7216 * i386.cc (Target_i386::i386_info): Same.
7217 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7218 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7219 fields attributes_section and attributes_vendor.
7220 * sparc.cc (Target_sparc::sparc_info): Same.
7221 * target.h (Target::attributes_section, Target::attributes_vendor,
7222 Target::is_attributes_section, Target::attribute_arg_type,
7223 Target::attributes_order): New method definitions.
7224 (Target::Target_info::attributes_section,
7225 Target::Target_info::attributes_vendor): New fields.
7226 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7227 virtual method definitions.
7228 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7229 attributes_section and attributes_vendor.
7230 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7232 2009-12-05 Doug Kwan <dougkwan@google.com>
7234 * arm.cc: Update comments about interworking and stub generation.
7235 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7236 considered as non-PIC.
7237 (Arm_relocate_functions::base_abs): Fix formatting.
7238 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7239 of function to use GOT entry address instead of offset.
7240 (Target_arm::Scan::global): Issue an error if a symbol would need a
7241 PLT does not get one because it is untyped. Remove code to create
7242 dynamic symbols for relative branches.
7243 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7244 takes unsigned integer instead of boolean.
7246 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7248 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7249 (two_file_test_LDADD): Likewise.
7250 (common_test_1_LDADD): Likewise.
7251 (exception_test_LDADD) Likewise.
7252 (weak_test_LDADD): Likewise.
7253 (many_sections_test_LDADD): Likewise.
7254 (initpri1_LDADD): Likewise.
7255 (script_test_1_LDADD): Likewise.
7256 (script_test_2_LDADD): Likewise.
7257 (justsyms_LDADD): Likewise.
7258 (binary_test_LDADD): Likewise.
7259 (large_LDADD): Likewise.
7260 * testsuite/Makefile.in: Regenerated.
7262 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
7264 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7265 (Symbol_table::override_with_special): Likewise.
7266 (Symbol_table::add_from_object): Likewise.
7268 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7270 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7271 Don't set the data_offset twice.
7273 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7275 * testsuite/Makefile.in: Regenerate.
7277 2009-12-03 Doug Kwan <dougkwan@google.com>
7279 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7280 (Target_arm::do_finalize_sections): Add parameter for symbol table
7281 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7282 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7283 parameter for symbol table pointer.
7284 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7285 an additional parameter for a pointer to symbol table.
7286 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7287 parameter for a symbol table pointer.
7288 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7289 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7290 Ditto.
7291 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7292 parameter for a symbol table pointer.
7294 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
7296 * incremental.cc (Incremental_inputs_header)
7297 (Incremental_inputs_header_write, Incremental_inputs_entry)
7298 (Incremental_inputs_entry_write): Move ...
7299 * incremental.h (Incremental_inputs_header)
7300 (Incremental_inputs_header_write, Incremental_inputs_entry)
7301 (Incremental_inputs_entry_write): here.
7303 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7305 * incremental.cc (make_sized_incremental_binary): Set the target.
7306 Error if it is incompatible.
7307 * output.h (Output_file): Add filename method.
7309 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7311 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7312 from the get_* methods.
7314 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7316 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7317 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7318 Write 0 for the data_offset of scripts.
7320 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7322 * testsuite/Makefile.am: Add the incremental_test.sh test.
7323 * testsuite/incremental_test.sh: New.
7324 * testsuite/incremental_test_1.c: New.
7325 * testsuite/incremental_test_2.c: New.
7327 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
7329 * incremental-dump.cc (main): Fix typos.
7331 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
7333 PR gold/11025
7334 * incremental-dump.cc (main): Use llu to print 64 bit values.
7336 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7337 H.J. Lu <hongjiu.lu@intel.com>
7339 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7340 $(LIBDL).
7341 (incremental_dump_LDADD): Likewise.
7342 * Makefile.in: Regenerated.
7344 2009-11-25 Doug Kwan <dougkwan@google.com>
7346 Revert:
7348 2009-11-25 Doug Kwan <dougkwan@google.com>
7350 * arm.cc (Target_arm::Target_arm): Move method definition
7351 outside of class definition. Add code to handle
7352 --target1-rel, --target1-abs and --target2= options.
7353 (Target_arm::get_reloc_reloc_type): Change method to be
7354 non-static and const.
7355 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7356 New data member declaration.
7357 (Target_arm::Scan::local, Target_arm::Scan::global,
7358 Target_arm::Relocate::relocate,
7359 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7360 Adjust call to Target_arm::get_real_reloc_type.
7361 (Target_arm::get_real_reloc_type): Use command line options
7362 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7363 * options.h (--target1-rel, --target1-abs, --target2): New
7364 ARM-only options.
7366 2009-11-25 Doug Kwan <dougkwan@google.com>
7368 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7369 class definition. Add code to handle --target1-rel, --target1-abs
7370 and --target2= options.
7371 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7372 and const.
7373 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7374 member declaration.
7375 (Target_arm::Scan::local, Target_arm::Scan::global,
7376 Target_arm::Relocate::relocate,
7377 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7378 call to Target_arm::get_real_reloc_type.
7379 (Target_arm::get_real_reloc_type): Use command line options to
7380 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7381 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7382 options.
7384 2009-11-25 Doug Kwan <dougkwan@google.com>
7386 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7387 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7388 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7389 formatting.
7390 (Arm_relocate_functions::thm_call): Replace body with a call to
7391 Arm_relocate_functions::thumb_branch_common.
7392 (Arm_relocate_functions::thm_jump24,
7393 Arm_relocate_functions::thm_xpc22): New method definitions.
7394 (Arm_relocate_functions::thumb_branch_common): New method definition.
7395 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7396 operator.
7397 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7398 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7400 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7402 * Makefile.am: Build incremental-dump
7403 * Makefile.in: Regenerate.
7404 * incremental-dump.cc: New.
7405 * incremental.cc (Incremental_inputs_header_data,
7406 Incremental_inputs_entry_data): Move to incremental.h
7407 * incremental.h: (Incremental_inputs_header_data,
7408 Incremental_inputs_entry_data): Move from incremental.cc
7410 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7412 * incremental.cc (Incremental_inputs_header,
7413 Incremental_inputs_header_write, Incremental_inputs_entry,
7414 Incremental_inputs_entry_write): Add a typedef with the data type.
7416 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7418 * incremental.cc (Incremental_inputs_header,
7419 Incremental_inputs_header_write, Incremental_inputs_entry,
7420 Incremental_inputs_entry_write): Update comment about which
7421 type has the filed descriptions.
7423 2009-11-15 Doug Kwan <dougkwan@google.com>
7425 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7426 (Arm_relocate_functions::arm_branch_common): Change method defintion
7427 in class definition to a method declaration and update list of formal
7428 parameters.
7429 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7430 Arm_relocation_functions::jump24): Adjust call to
7431 Arm_relocate_functions::arm_branch_common. Update list of formal
7432 parameters.
7433 (Arm_relocate_functions::xpc25): New method definition.
7434 (Arm_relocate_functions::arm_branch_common): Move method defintion
7435 out from class definition. Use stubs for mode-switching and extending
7436 branch ranges.
7437 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7438 specially. Change code to enable use of stubs in ARM branches.
7440 2009-11-10 Doug Kwan <dougkwan@google.com>
7442 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7443 in method declaration.
7444 (Target_arm::relocate_stub): New method declaration.
7445 (Target_arm::default_target): Change to return a pointer instead of
7446 a const reference.
7447 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7448 Target_arm::default_target.
7449 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7450 method definition.
7451 (Target_arm::relocate_section): Adjust view.
7452 (Target_arm::relocate_stub): New method definition.
7454 2009-11-10 Doug Kwan <dougkwan@google.com>
7456 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7457 a format warning.
7458 * incremental.cc (open_incremental_binary): Initialized local
7459 variables to avoid warnings.
7460 * object.cc (make_elf_object): Ditto.
7461 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7462 a format warning.
7464 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7466 PR gold/10930
7467 * testsuite/plugin_test.c: Include "config.h".
7469 2009-11-09 Doug Kwan <dougkwan@google.com>
7471 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7472 (arm_symbol_value): Remove.
7473 (Arm_relocate_functions::arm_branch_common,
7474 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7475 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7476 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7477 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7478 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7479 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7480 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7481 Arm_relocate_functions::thm_mobw_abs_nc,
7482 Arm_relocate_functions::thm_mov_abs,
7483 Arm_relocate_functions::movw_prel_nc,
7484 Arm_relocate_functions::thm_movt_abs,
7485 Arm_relocate_functions::movt_prel,
7486 Arm_relocate_functions::thm_movw_prel_nc,
7487 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7488 (Target_arm::Relocate::relocate): Only decompose address into two
7489 parts if relocation type uses the thumb-bit and pass the actual
7490 bit instead of a flag indicating that the thumb-bit is used. Adjust
7491 calls to methods in Arm_relocate_functions for this change.
7493 2009-11-08 Ian Lance Taylor <iant@google.com>
7495 PR 10925
7496 * reloc.cc: Instantiate
7497 Sized_relobj::initialize_input_to_output_maps and
7498 Sized_relobj:free_input_to_output_maps.
7500 2009-11-06 Ian Lance Taylor <iant@google.com>
7502 PR 10876
7503 * defstd.cc (in_segment): Set only_if_ref true for "end".
7505 2009-11-06 Doug Kwan <dougkwan@google.com>
7507 * arm.cc (class Reloc_stub): Correct a comment.
7508 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7509 (Target_arm::scan_section_for_stubs): New method declaration.
7510 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7511 Change methods from private to protected.
7512 (Target_arm::do_may_relax): New method definition.
7513 (Target_arm::do_relax, Target_arm::group_sections,
7514 Target_arm::scan_reloc_for_stub,
7515 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7516 (Target_arm::arm_input_section_map_): New data member declaration.
7517 (Target_arm::scan_reloc_for_stub,
7518 Target_arm::scan_reloc_section_for_stubs,
7519 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7520 Target_arm::do_relax): New method definitions.
7522 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7524 * configure.ac: Check for (struct stat)::st_mtim
7525 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7526 * config.in: Regenerate.
7527 * configure: Regenerate.
7529 2009-11-05 Ian Lance Taylor <iant@google.com>
7531 PR 10910
7532 * output.cc (Output_segment::add_output_section): Add missing
7533 return statement.
7535 2009-11-04 Ian Lance Taylor <iant@google.com>
7537 PR 10880
7538 * object.h (class Object): Add is_needed and set_is_needed
7539 methods. Add is_needed_ field. Make bool fields into bitfields.
7540 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7541 defined in a dynamic object and referenced by a regular object,
7542 set is_needed for the dynamic object.
7543 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7544 if the file is marked with as_needed and it is not needed.
7546 2009-11-04 Ian Lance Taylor <iant@google.com>
7548 PR 10887
7549 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7550 tags if data is discarded by linker script.
7551 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7552 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7553 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7554 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7556 2009-11-04 Ian Lance Taylor <iant@google.com>
7558 * layout.cc (Layout::get_output_section): Add is_interp and
7559 is_dynamic_linker_section parameters. Change all callers.
7560 (Layout::choose_output_section): Likewise.
7561 (Layout::make_output_section): Likewise.
7562 (Layout::add_output_section_data): Add is_dynamic_linker_section
7563 parameter. Change all callers.
7564 * layout.h (class Layout): Update declarations.
7565 * output.h (class Output_section): Add is_interp, set_is_interp,
7566 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7567 Add is_interp_, is_dynamic_linker_section_ fields. Change
7568 generate_code_fills_at_write_ to a bitfield.
7569 * output.cc (Output_section::Output_sections): Initialize new
7570 fields.
7571 (Output_segment::add_output_section): Add do_sort parameter.
7572 Change all callers.
7574 2009-11-03 Ian Lance Taylor <iant@google.com>
7576 PR 10860
7577 * options.h (class General_options): Add --warn-common.
7578 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7579 merging two common symbols.
7580 (Symbol_table::should_override): Handle --warn-common when merging
7581 a common symbol with a defined symbol. Use report_resolve_problem
7582 for multiple definitions.
7583 (Symbol_table::report_resolve_problem): New function.
7584 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7586 2009-11-03 Doug Kwan <dougkwan@google.com>
7588 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7589 stub_factory_.
7590 (Target_arm::stub_factory): New method definition.
7591 (Target_arm::new_arm_input_section,
7592 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7593 Target_arm::reloc_uses_thumb_bit): New method declarations.
7594 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7595 New type definitions.
7596 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7597 member declarations.
7598 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7599 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7600 New method definitions.
7602 2009-11-03 Ian Lance Taylor <iant@google.com>
7604 * options.h (class General_options): Add --warn_constructors.
7606 2009-11-03 Ian Lance Taylor <iant@google.com>
7608 PR 10893
7609 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7610 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7612 2009-11-03 Ian Lance Taylor <iant@google.com>
7614 PR 10895
7615 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7616 --msgid-bugs-address.
7617 (install-pdf): New target.
7618 (install-data_yes): Look up one directory to find mkinstalldirs.
7620 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7622 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7623 tree.
7625 2009-10-30 Doug Kwan <dougkwan@google.com>
7627 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7629 2009-10-30 Doug Kwan <dougkwan@google.com>
7631 * arm.cc (Stub_addend_reader): New struct template definition
7632 and partial specializations.
7633 (Stub_addend_reader::operator()): New method definition for a
7634 partially specialized template.
7636 2009-10-30 Doug Kwan <dougkwan@google.com>
7638 * arm.cc (Arm_relobj::processor_specific_flags): New method
7639 definition.
7640 (Arm_relobj::do_read_symbols): New method declaration.
7641 (Arm_relobj::processor_specific_flags_): New data member declaration.
7642 (Arm_dynobj): New class definition.
7643 (Target_arm::do_finalize_sections): Add input_objects parameter.
7644 (Target_arm::do_adjust_elf_header): New method declaration.
7645 (Target_arm::are_eabi_versions_compatible,
7646 (Target_arm::merge_processor_specific_flags): New method declaration.
7647 (Target_arm::do_make_elf_object): New overloaded method definitions
7648 and declaration.
7649 (Arm_relobj::do_read_symbols): New method definition.
7650 (Arm_dynobj::do_read_symbols): Ditto.
7651 (Target_arm::do_finalize_sections): Add input_objects parameters.
7652 Merge processor-specific flags from all input objects.
7653 (Target_arm::are_eabi_versions_compatible,
7654 Target_arm::merge_processor_specific_flags,
7655 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7656 New method definitions.
7657 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7658 Input_objects pointer type parameter.
7659 * layout.cc (Layout::finalize): Pass input objects to target's.
7660 finalize_sections function.
7661 * output.cc (Output_file_header::do_sized_write): Set ELF file
7662 header's processor-specific flags.
7663 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7664 Input_objects pointer type parameter.
7665 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7666 * target.h (Input_objects): New forward class declaration.
7667 (Target::processor_specific_flags,
7668 Target::are_processor_specific_flags_sect): New method definitions.
7669 (Target::finalize_sections): Add input_objects parameter.
7670 (Target::Target): Initialize processor_specific_flags_ and
7671 are_processor_specific_flags_set_.
7672 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7673 parameter.
7674 (Target::set_processor_specific_flags): New method definition.
7675 (Target::processor_specific_flags_,
7676 Target::are_processor_specific_flags_set_): New data member
7677 declarations.
7678 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7679 Input_objects pointer type parameter.
7681 2009-10-30 Doug Kwan <dougkwan@google.com>
7683 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7685 2009-10-28 Ian Lance Taylor <iant@google.com>
7687 * object.h (class Relobj): Drop options parameter from
7688 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7689 do_scan_relocs, do_relocate. Change all callers.
7690 (class Sized_relobj): Drop options parameters from
7691 do_gc_process_relocs, do_scan_relocs, do_relocate,
7692 do_relocate_sections, relocate_sections, emit_relocs_scan,
7693 emit_relocs_scan_reltype. Change all callers.
7694 (struct Relocate_info): Remove options field and all references to
7695 it.
7696 * reloc.h (class Read_relocs): Remove options constructor
7697 parameter and options_ field. Change all callers.
7698 (class Gc_process_relocs, class Scan_relocs): Likewise.
7699 (class Relocate_task): Likewise.
7700 * target-reloc.h (scan_relocs): Remove options parameter. Change
7701 all callers.
7702 (scan_relocatable_relocs): Likewise.
7703 * target.h (class Sized_target): Remove options parameter from
7704 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7705 all callers.
7706 * gc.h (gc_process_relocs): Remove options parameter. Change all
7707 callers.
7708 * arm.cc: Update functions to remove options parameters.
7709 * i386.cc: Likewise.
7710 * powerpc.cc: Likewise.
7711 * sparc.cc: Likewise.
7712 * x86_64.cc: Likewise.
7713 * testsuite/testfile.cc: Likewise.
7715 2009-10-28 Doug Kwan <dougkwan@google.com>
7717 * arm.cc (Arm_relobj): New class definition.
7718 (Arm_relobj::scan_sections_for_stubs,
7719 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7720 New method definitions.
7722 2009-10-28 Cary Coutant <ccoutant@google.com>
7724 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7725 (Plugin::cleanup_done_): New member.
7726 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7727 (Plugin_manager::cleanup_done_): Remove.
7728 (Plugin_manager::add_input_file): Edit error message.
7729 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7730 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7732 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7734 * fileread.cc: (File_read::View::~View): Use the new
7735 data_ownership_ filed.
7736 (File_read::~File_read): Dispose the new whole_file_view_.
7737 (File_read::open): Mmap the whole file if needed.
7738 (File_read::open): Use whole_file_view_ instead of contents_.
7739 (File_read::find_view): Use whole_file_view_ if applicable.
7740 (File_read::do_read): Use whole_file_view_ instead of contents_.
7741 (File_read::make_view): Use whole_file_view_ instead of contents_,
7742 update File_read::View::View call.
7743 (File_read::find_or_make_view): Update File_read::View::View
7744 call.
7745 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7746 remove contents_
7747 (File_read::View::Data_ownership): New enum.
7748 (File_read::View::View): Replace bool mapped_ with Data_ownership
7749 argument.
7750 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7751 (File_read::View::data_ownership_): New field.
7752 (File_read::contents_): Remove (replaced by whole_file_view_).
7753 (File_read::whole_file_view_): New field.
7754 * options.h (class General_options): Add --keep-files-mapped.
7756 2009-10-27 Cary Coutant <ccoutant@google.com>
7758 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7759 * testsuite/Makefile.am (plugin_test_5): New test case.
7760 * testsuite/Makefile.in: Regenerate.
7762 2009-10-25 Doug Kwan <dougkwan@google.com>
7764 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7765 from private to protected to allow access by child class.
7766 (Sized_relobj::do_relocate_sections): New method declaration.
7767 (Sized_relobj::relocate_sections): Virtualize.
7768 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7769 Sized_relobj::relocate_sections. Instantiate template explicitly
7770 for different target sizes and endianity.
7772 2009-10-24 Doug Kwan <dougkwan@google.com>
7774 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7775 (Arm_input_section::as_arm_input_section): New method.
7776 (Arm_output_section): New class definition.
7777 (Arm_output_section::create_stub_group,
7778 Arm_output_section::group_sections): New method definitions.
7780 2009-10-22 Doug Kwan <dougkwan@google.com>
7782 * arm.cc (Arm_input_section): New class definition.
7783 (Arm_input_section::init, Arm_input_section:do_write,
7784 Arm_input_section::set_final_data_size,
7785 Arm_input_section::do_reset_address_and_file_offset): New method
7786 definitions.
7788 2009-10-21 Doug Kwan <dougkwan@google.com>
7790 * arm.cc (Stub_table, Arm_input_section): New forward class
7791 declarations.
7792 (Stub_table): New class defintion.
7793 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7794 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7795 New method definition.
7797 2009-10-21 Doug Kwan <dougkwan@google.com>
7799 * arm.cc: Update copyright comments.
7800 (Target_arm): New forward class template declaration.
7801 (Arm_address): New type.
7802 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7803 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7804 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7805 constants.
7806 (Insn_template): Same.
7807 (DEF_STUBS): New macro.
7808 (Stub_type): New enum type.
7809 (Stub_template): New class definition.
7810 (Stub): Same.
7811 (Reloc_stub): Same.
7812 (Stub_factory): Same.
7813 (Target_arm::Target_arm): Initialize may_use_blx_ and
7814 should_force_pic_veneer_.
7815 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7816 Target_arm::should_force_pic_veneer,
7817 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7818 Target_arm::using_thumb_only, Target_arm:;default_target): New
7819 method defintions.
7820 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7821 New data member declarations.
7822 (Insn_template::size, Insn_template::alignment): New method defintions.
7823 (Stub_template::Stub_template): New method definition.
7824 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7825 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7826 (Stub_factory::Stub_factory): New method definition.
7827 * gold.h (string_hash): New template.
7828 * output.h (Input_section_specifier::hash_value): Use
7829 gold::string_hash.
7830 (Input_section_specifier::string_hash): Remove.
7831 * stringpool.cc (Stringpool_template::string_hash): Use
7832 gold::string_hash.
7834 2009-10-20 Doug Kwan <dougkwan@google.com>
7836 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7837 symbols of relaxed input sections.
7838 * output.h (Output_section::find_relaxed_input_section): Make
7839 method public.
7841 2009-10-16 Doug Kwan <dougkwan@google.com>
7843 * dynobj.cc (Versions::Versions): Initialize version_script_.
7844 Only insert base version symbol definition for a shared object
7845 if version script defines any version versions.
7846 (Versions::define_base_version): New method definition.
7847 (Versions::add_def): Check that base version is not needed.
7848 (Versions::add_need): Define base version lazily.
7849 * dynobj.h (Versions::define_base_version): New method declaration.
7850 (Versions::needs_base_version_): New data member declaration.
7851 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7852 (check_DATA): Add no_version_test.stdout.
7853 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7854 New make rules.
7855 * testsuite/Makefile.in: Regenerate.
7856 * testsuite/no_version_test.c: New file.
7857 * testsuite/no_version_test.sh: Ditto.
7859 2009-10-16 Doug Kwan <dougkwan@google.com>
7861 * expression.cc (class Segment_start_expression): New class definition.
7862 (Segment_start_expression::value): New method definition.
7863 (script_exp_function_segment_start): Return a new
7864 Segment_start_expression.
7865 * gold/script-c.h (script_saw_segment_start_expression): New function
7866 prototype.
7867 * script-sections.cc (Script_sections::Script_sections): Initialize
7868 SAW_SEGMENT_START_EXPRESSION_ to false.
7869 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7870 and -Tbbs options to specify section addresses if given in
7871 command line and no SEGMENT_START expression is seen in a script.
7872 * script-sections.h (Script_sections::saw_segment_start_expression,
7873 Script_sections::set_saw_segment_start_expression): New method
7874 definition.
7875 (Script_sections::saw_segment_start_expression_): New data member
7876 declaration.
7877 * script.cc (script_saw_segment_start_expression): New function.
7878 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7879 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7880 script_test_7.sh and script_test_8.sh.
7881 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7882 script_test_8.stdout.
7883 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7884 (script_test_6, script_test_6.stdout, script_test_7,
7885 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7886 * Makefile.in: Regenerate.
7887 * testsuite/script_test_6.sh: New file.
7888 * testsuite/script_test_6.t: Same.
7889 * testsuite/script_test_7.sh: Same.
7890 * testsuite/script_test_7.t: Same.
7891 * testsuite/script_test_8.sh: Same.
7893 2009-10-16 Doug Kwan <dougkwan@google.com>
7895 * output.cc (Output_segment::set_section_list_address): Cast
7896 expressions to unsigned long long type to avoid format warnings.
7898 2009-10-15 Ian Lance Taylor <iant@google.com>
7900 * script.cc (Script_options::add_symbol_assignment): Always add a
7901 dot assignment to script_sections_.
7902 * script-sections.cc (Script_sections::add_dot_assignment):
7903 Initialize if necessary.
7905 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7906 program headers with no load segment if there is a linker script.
7908 * layout.cc (Layout::set_segment_offsets): Align the file offset
7909 to the segment aligment for -N or -n with no load segment.
7910 * output.cc (Output_segment::add_output_section): Don't crash if
7911 the first section is a TLS section.
7912 (Output_segment::set_section_list_addresses): Print an error
7913 message if the address moves backward in a linker script.
7914 * script-sections.cc
7915 (Output_section_element_input::set_section_addresses): Don't
7916 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7917 (Orphan_output_section::set_section_addresses): Likewise.
7919 2009-10-15 Doug Kwan <dougkwan@google.com>
7921 * layout.cc (Layout::finish_dynamic_section): Generate tags
7922 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7923 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7924 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7926 2009-10-14 Ian Lance Taylor <iant@google.com>
7928 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7929 fields.
7930 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7931 data_shdr fields of relinfo.
7932 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7933 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7934 R_386_TLS_LDO_32, adjust based on section flags.
7935 (Target_i386::Relocate::fix_up_ldo): Remove.
7937 2009-10-13 Ian Lance Taylor <iant@google.com>
7939 Add support for -pie.
7940 * options.h (class General_options): Add -pie and
7941 --pic-executable.
7942 (General_options::output_is_position_independent): Test -pie.
7943 (General_options::output_is_executable): Return true if not shared
7944 and not relocatable.
7945 (General_options::output_is_pie): Remove.
7946 * options.cc (General_options::finalize): Reject incompatible uses
7947 of -pie.
7948 * gold.cc (queue_middle_tasks): A -pie link is not static.
7949 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7950 * symtab.cc (Symbol::final_value_is_known): Return false if
7951 output_is_position_independent.
7952 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7953 output_is_position_independent.
7954 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7955 output_is_position_independent.
7956 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7957 output_is_position_independent.
7958 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7959 two_file_pie_test.
7960 (basic_pie_test.o, basic_pie_test): New targets.
7961 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7962 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7963 (two_file_pie_test): New target.
7964 * testsuite/Makefile.in: Rebuild.
7965 * README: Remove note saying that -pie is not supported.
7967 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7969 * options.h (class General_options): Add -init and -fini.
7970 * layout.cc (Layout::finish_dynamic_section): Emit
7971 given init and fini functions.
7973 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7975 * gc.h (gc_process_relocs): Check if icf is enabled using new
7976 function.
7977 * gold.cc (queue_initial_tasks): Likewise.
7978 (queue_middle_tasks): Likewise.
7979 * object.cc (do_layout): Likewise.
7980 * symtab.cc (is_section_folded): Likewise.
7981 * main.cc (main): Likewise.
7982 * reloc.cc (Read_relocs::run): Likewise.
7983 (Sized_relobj::do_scan_relocs): Likewise.
7984 * icf.cc (is_function_ctor_or_dtor): New function.
7985 (Icf::find_identical_sections): Check if function is ctor or dtor when
7986 safe icf is chosen.
7987 * options.h (General_options::icf): Change option to be an enum.
7988 (Icf_status): New enum.
7989 (icf_enabled): New method.
7990 (icf_safe_folding): New method.
7991 (set_icf_status): New method.
7992 (icf_status_): New variable.
7993 * (options.cc) (General_options::finalize): Set icf_status_.
7994 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7995 icf_test and icf_keep_unique_test to use the --icf enum flag.
7996 * testsuite/icf_safe_test.sh: New file.
7997 * testsuite/icf_safe_test.cc: New file.
7999 2009-10-12 Sriraman Tallam <tmsriram@google.com>
8001 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
8002 includes to gc.h and icf.h.
8003 * arm.cc: Include gc.h.
8004 * gold.cc: Likewise.
8005 * i386.cc: Likewise.
8006 * powerpc.cc: Likewise.
8007 * sparc.cc: Likewise.
8008 * x86_64.cc: Likewise.
8009 * gc.h: Include icf.h.
8011 2009-10-11 Ian Lance Taylor <iant@google.com>
8013 * plugin.cc: Include "gold.h" before other header files.
8015 2009-10-10 Chris Demetriou <cgd@google.com>
8017 * options.h (Input_file_argument::Input_file_type): New enum.
8018 (Input_file_argument::is_lib_): Replace with...
8019 (Input_file_argument::type_): New member.
8020 (Input_file_argument::Input_file_argument): Take Input_file_type
8021 'type' rather than boolean 'is_lib' as second argument.
8022 (Input_file_argument::is_lib): Use type_.
8023 (Input_file_argument::is_searched_file): New function.
8024 (Input_file_argument::may_need_search): Handle is_searched_file.
8025 * options.cc (General_options::parse_library): Support -l:filename.
8026 (General_options::parse_just_symbols): Update for Input_file_argument
8027 changes.
8028 (Command_line::process): Likewise.
8029 * archive.cc (Archive::get_file_and_offset): Likewise.
8030 * plugin.cc (Plugin_manager::release_input_file): Likewise.
8031 * script.cc (read_script_file, script_add_file): Likewise.
8032 * fileread.cc (Input_file::Input_file): Likewise.
8033 (Input_file::will_search_for): Handle is_searched_file.
8034 (Input_file::open): Likewise.
8035 * readsyms.cc (Read_symbols::get_name): Likewise.
8036 * testsuite/Makefile.am (searched_file_test): New test.
8037 * testsuite/Makefile.in: Regenerate.
8038 * testsuite/searched_file_test.cc: New file.
8039 * testsuite/searched_file_test_lib.cc: New file.
8041 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8042 Ian Lance Taylor <iant@google.com>
8044 * descriptor.cc: Include <cstdio> and "binary-io.h".
8045 (Descriptors::open): Open the files in binary mode always.
8046 * script.cc (Lex::get_token): Treat \r as whitespace.
8048 2009-10-09 Ian Lance Taylor <iant@google.com>
8050 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
8052 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8053 Ian Lance Taylor <iant@google.com>
8055 * configure.ac: Check for readv function also.
8056 * fileread.cc (readv): Define if not HAVE_READV.
8057 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
8058 does not exist.
8059 * config.in: Regenerate.
8060 * configure: Regenerate.
8062 2009-10-09 Doug Kwan <dougkwan@google.com>
8064 * layout.cc (Layout::make_output_section): Call target hook to make
8065 ordinary output section.
8066 (Layout::finalize): Adjust parameter list of call the
8067 Target::may_relax().
8068 * layout.h (class Layout::section_list): New method.
8069 * merge.h (Output_merge_base::entsize): Change visibility to public.
8070 (Output_merge_base::is_string, Output_merge_base::do_is_string):
8071 New methods.
8072 (Output_merge_string::do_is_string): New method.
8073 * object.cc (Sized_relobj::do_setup): renamed from
8074 Sized_relobj::set_up.
8075 * object.h (Sized_relobj::adjust_shndx,
8076 Sized_relobj::initializ_input_to_output_maps,
8077 Sized_relobj::free_input_to_output_maps): Change visibilities to
8078 protected.
8079 (Sized_relobj::setup): Virtualize.
8080 (Sized_relobj::do_setup): New method declaration.
8081 (Sized_relobj::invalidate_section_offset,
8082 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
8083 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
8084 * options.cc (parse_int): New function.
8085 * options.h (parse_int): New declaration.
8086 (DEFINE_int): New macro.
8087 (stub_group_size): New option.
8088 * output.cc (Output_section::Output_section): Initialize memebers
8089 merge_section_map_, merge_section_by_properties_map_,
8090 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
8091 (Output_section::add_input_section): Handled deferred code-fill
8092 generation and remove an old comment.
8093 (Output_section::add_relaxed_input_section): New method definition.
8094 (Output_section::add_merge_input_section): Use merge section by
8095 properties map to speed to search. Update merge section maps
8096 as appropriate.
8097 (Output_section::build_relaxation_map): New method definition.
8098 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8099 Same.
8100 (Output_section::relax_input_section): Renamed to
8101 Output_section::convert_input_sections_to_relaxed_sections and change
8102 interface to take a vector of pointers to relaxed sections.
8103 (Output_section::find_merge_section,
8104 Output_section::find_relaxed_input_section): New method definitions.
8105 (Output_section::is_input_address_mapped,
8106 Output_section::output_offset, Output_section::output_address):
8107 Use output section data maps to speed up searching.
8108 (Output_section::find_starting_output_address): Add comments.
8109 (Output_section::do_write,
8110 Output_section::write_to_postprocessing_buffer): Do code-fill
8111 generation as appropriate.
8112 (Output_section::get_input_sections): Invalidate relaxed input section
8113 map.
8114 (Output_section::restore_states): Adjust type of checkpoint .
8115 Invalidate relaxed input section map.
8116 * output.h (Output_merge_base): New class declaration.
8117 (Input_section_specifier): New class defintion.
8118 (class Output_relaxed_input_section) Change base class to
8119 Output_section_data_build.
8120 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
8121 base class initializer.
8122 (Output_section::add_relaxed_input_section): New method declaration.
8123 (Output_section::Input_section): Change visibility to protected.
8124 (Output_section::Input_section::relobj,
8125 Output_section::Input_section::shndx): Handle relaxed input sections.
8126 Output_section::input_sections) Change visibility to protected. Also
8127 define overload to return a non-const pointer.
8128 (Output_section::Merge_section_properties): New class defintion.
8129 (Output_section::Merge_section_by_properties_map,
8130 Output_section::Output_section_data_by_input_section_map,
8131 Output_section::Relaxation_map): New types.
8132 (Output_section::relax_input_section): Rename method to
8133 Output_section::convert_input_sections_to_relaxed_sections and change
8134 interface to take a vector of relaxed section pointers.
8135 (Output_section::find_merge_section,
8136 Output_section::find_relaxed_input_section,
8137 Output_section::build_relaxation_map,
8138 Output_section::convert_input_sections_in_list_to_relaxed_sections):
8139 New method declarations.
8140 (Output_section::merge_section_map_
8141 Output_section::merge_section_by_properties_map_,
8142 Output_section::relaxed_input_section_map_,
8143 Output_section::is_relaxed_input_section_map_valid_,
8144 Output_section::generate_code_fills_at_write_): New data members.
8145 * script-sections.cc
8146 (Output_section_element_input::set_section_addresses): Call
8147 current_data_size and addralign methods of relaxed input sections.
8148 (Orphan_output_section::set_section_addresses): Call current_data_size
8149 and addralign methods of relaxed input sections.
8150 * symtab.cc (Symbol_table::compute_final_value): Extract template
8151 from the body of Symbol_table::sized_finalize_symbol.
8152 (Symbol_table::sized_finalized_symbol): Call
8153 Symbol_table::compute_final_value.
8154 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
8155 (Symbol_table::compute_final_value): New templated method declaration.
8156 * target.cc (Target::do_make_output_section): New method defintion.
8157 * target.h (Target::make_output_section): New method declaration.
8158 (Target::relax): Add more parameters for input objects, symbol table
8159 and layout. Adjust call to do_relax.
8160 (Target::do_make_output_section): New method declaration.
8161 (Target::do_relax): Add parameters for input objects, symbol table
8162 and layout.
8164 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8166 * pread.c: Include stdio.h.
8168 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8170 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
8171 defined.
8173 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8175 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8176 Change read_shndx type to unsigned int.
8177 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8178 int.
8179 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8180 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8181 Change read_shndx type to unsigned int.
8182 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8183 int.
8184 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8185 * layout.cc (Layout::create_symtab_sections): Cast the result of
8186 local_symcount * symsize to off_t in the gold_assert.
8188 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8190 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8191 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8192 R_ARM_BASE_ABS.
8193 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8194 (Arm_relocate_functions::thm_abs5): New function.
8195 (Arm_relocate_functions::abs12): New function.
8196 (Arm_relocate_functions::abs16): New function.
8197 (Arm_relocate_functions::base_abs): New function.
8198 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8199 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8200 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8201 R_ARM_BASE_ABS.
8202 (Scan::global): Likewise.
8203 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8204 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8205 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8206 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8207 R_ARM_BASE_ABS.
8209 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8211 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8212 (Arm_relocate_functions::movt_prel): New function.
8213 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8214 (Arm_relocate_functions::thm_movt_prel): New function.
8215 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8216 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8217 (Scan::global, Relocate::relocate): Likewise.
8218 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8220 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8222 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8223 Incremental_checker.
8224 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8225 unsigned int.
8226 (class Incremental_inputs_header): New class.
8227 (Incremental_inputs_header_writer): Edit comment.
8228 (Incremental_inputs_entry): New class.
8229 (Incremental_inputs_entry_writer): Edit comment.
8230 (Sized_incremental_binary::do_find_incremental_inputs_section):
8231 Add *strtab_shndx parameter, fill it.
8232 (Sized_incremental_binary::do_check_inputs): New method.
8233 (Incremental_checker::can_incrementally_link_output_file): Use
8234 Sized_incremental_binary::check_inputs.
8235 (Incremental_inputs::report_command_line): Save command line in
8236 command_line_.
8237 * incremental.h:
8238 (Incremental_binary::find_incremental_inputs_section): New
8239 method.
8240 (Incremental_binary::do_find_incremental_inputs_section): Add
8241 strtab_shndx parameter.
8242 (Incremental_binary::do_check_inputs): New pure virtual method.
8243 (Sized_incremental_binary::do_check_inputs): Declare.
8244 (Incremental_checker::Incremental_checker): Add incremental_inputs
8245 parameter, use it to initialize incremental_inputs_.
8246 (Incremental_checker::incremental_inputs_): New field.
8247 (Incremental_checker::command_line): New method.
8248 (Incremental_checker::inputs): New method.
8249 (Incremental_checker::command_line_): New field.
8251 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8253 * incremental.cc: Include <cstdarg> and "target-select.h".
8254 (vexplain_no_incremental): New function.
8255 (explain_no_incremental): New function.
8256 (Incremental_binary::error): New method.
8257 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8258 method.
8259 (make_sized_incremental_binary): New function.
8260 (open_incremental_binary): New function.
8261 (can_incrementally_link_file): Add checks if output is ELF and has
8262 inputs section.
8263 * incremental.h: Include "elfcpp_file.h" and "output.h".
8264 (Incremental_binary): New class.
8265 (Sized_incremental_binary): New class.
8266 (open_incremental_binary): Declare.
8267 * object.cc (is_elf_object): Use
8268 elfcpp::Elf_recognizer::is_elf_file.
8269 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8270 * output.h (Output_file::filesize): New method.
8272 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8274 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8275 New function.
8276 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8277 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8278 function.
8279 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8280 function.
8281 (Arm_relocate_functions::movw_abs_nc): New function.
8282 (Arm_relocate_functions::movt_abs): New function.
8283 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8284 (Arm_relocate_functions::thm_movt_abs): New function.
8285 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8286 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8287 (Scan::global): Likewise.
8288 (Relocate::relocate): Likewise.
8289 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8291 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8293 * arm.cc (Arm_relocate_functions::got_prel) New function.
8294 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8295 (Relocate::relocate): Likewise.
8296 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8298 2009-10-06 Ian Lance Taylor <iant@google.com>
8300 * options.h (class General_options): Define
8301 split_stack_adjust_size parameter.
8302 * object.h (class Object): Add uses_split_stack_ and
8303 has_no_split_stack_ fields. Add uses_split_stack and
8304 has_no_split_stack accessor functions. Declare
8305 handle_split_stack_section.
8306 (class Reloc_symbol_changes): Define.
8307 (class Sized_relobj): Define Function_offsets. Declare
8308 split_stack_adjust, split_stack_adjust_reltype, and
8309 find_functions.
8310 * object.cc (Object::handle_split_stack_section): New function.
8311 (Sized_relobj::do_layout): Call handle_split_stack_section.
8312 * dynobj.cc (Sized_dynobj::do_layout): Call
8313 handle_split_stack_section.
8314 * reloc.cc (Sized_relobj::relocate_sections): Call
8315 split_stack_adjust for executable sections in split_stack
8316 objects. Pass reloc_map to relocate_section.
8317 (Sized_relobj::split_stack_adjust): New function.
8318 (Sized_relobj::split_stack_adjust_reltype): New function.
8319 (Sized_relobj::find_functions): New function.
8320 * target-reloc.h: Include "object.h".
8321 (relocate_section): Add reloc_symbol_changes parameter. Change
8322 all callers.
8323 * target.h (class Target): Add calls_non_split method. Declare
8324 do_calls_non_split virtual method. Declare match_view and
8325 set_view_to_nop.
8326 * target.cc: Include "elfcpp.h".
8327 (Target::do_calls_non_split): New function.
8328 (Target::match_view): New function.
8329 (Target::set_view_to_nop): New function.
8330 * gold.cc (queue_middle_tasks): Give an error if mixing
8331 split-stack and non-split-stack objects with -r.
8332 * i386.cc (Target_i386::relocate_section): Add
8333 reloc_symbol_changes parameter.
8334 (Target_i386::do_calls_non_split): New function.
8335 * x86_64.cc (Target_x86_64::relocate_section): Add
8336 reloc_symbol_changes parameter.
8337 (Target_x86_64::do_calls_non_split): New function.
8338 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8339 parameter.
8340 * powerpc.cc (Target_powerpc::relocate_section): Add
8341 reloc_symbol_changes parameter.
8342 * sparc.cc (Target_sparc::relocate_section): Add
8343 reloc_symbol_changes parameter.
8344 * configure.ac: Call AM_CONDITIONAL for the default target.
8345 * configure: Rebuild.
8346 * testsuite/Makefile.am (TEST_AS): New variable.
8347 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8348 (check_DATA): Add split_i386 and split_x86_64 files.
8349 (SPLIT_DEFSYMS): Define.
8350 (split_i386_[1234n].o): New targets.
8351 (split_i386_[124]): New targets.
8352 (split_i386_[1234r].stdout): New targets.
8353 (split_x86_64_[1234n].o): New targets.
8354 (split_x86_64_[124]): New targets.
8355 (split_x86_64_[1234r].stdout): New targets.
8356 (MOSTLYCLEANFILES): Add new executables.
8357 * testsuite/split_i386.sh: New file.
8358 * testsuite/split_x86_64.sh: New file.
8359 * testsuite/split_i386_1.s: New file.
8360 * testsuite/split_i386_2.s: New file.
8361 * testsuite/split_i386_3.s: New file.
8362 * testsuite/split_i386_4.s: New file.
8363 * testsuite/split_i386_n.s: New file.
8364 * testsuite/split_x86_64_1.s: New file.
8365 * testsuite/split_x86_64_2.s: New file.
8366 * testsuite/split_x86_64_3.s: New file.
8367 * testsuite/split_x86_64_4.s: New file.
8368 * testsuite/split_x86_64_n.s: New file.
8369 * testsuite/testfile.cc (Target_test): Update relocation_section
8370 function.
8371 * testsuite/Makefile.in: Rebuild.
8373 2009-10-06 Ian Lance Taylor <iant@google.com>
8375 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8376 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8377 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8378 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8379 the address on ldo_addrs_.
8380 (Target_i386::Relocate::fix_up_ldo): New function.
8382 2009-10-06 Rafael Espindola <espindola@google.com>
8384 * plugin.cc (add_input_library): New.
8385 (Plugin::load): Add add_input_library to tv.
8386 (Plugin_manager::add_input_file): Add the is_lib argument.
8387 (add_input_file): Update call to Plugin_manager::add_input_file.
8388 (add_input_library): New.
8389 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8391 2009-09-30 Doug Kwan <dougkwan@google.com>
8393 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8394 symbol and call Symbol::may_need_copy_reloc to determine if
8395 a copy reloc is needed.
8396 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8397 nocopyreloc is given in command line.
8398 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8399 given in command line.
8400 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8401 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8402 of the removed Target_i386::may_need_copy_reloc.
8403 * options.h (copyreloc): New option with default value false.
8404 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8405 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8406 instead of the removed Target_powerpc::may_need_copy_reloc.
8407 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8408 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8409 instead of the removed Target_sparc::may_need_copy_reloc.
8410 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8411 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8412 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8413 instead of the removed Target_x86_64::may_need_copy_reloc.
8415 2009-09-30 Ian Lance Taylor <iant@google.com>
8417 * object.h (class Object): Remove target_ field, and target,
8418 sized_target, and set_target methods.
8419 (Object::sized_target): Remove.
8420 (class Sized_relobj): Update declarations. Remove sized_target.
8421 * object.cc (Sized_relobj::setup): Remove target parameter.
8422 Change all callers.
8423 (Input_objects::add_object): Don't do anything with the target.
8424 (make_elf_sized_object): Add punconfigured parameter. Change all
8425 callers. Set or test parameter target.
8426 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8427 Change all callers.
8428 * parameters.cc (Parameters::set_target): Change parameter type to
8429 be non-const.
8430 (Parameters::default_target): Remove.
8431 (set_parameters_target): Change parameter type to be non-const.
8432 (parameters_force_valid_target): New function.
8433 (parameters_clear_target): New function.
8434 * parameters.h (class Parameters): Update declarations. Remove
8435 default_target method. Add sized_target and clear_target
8436 methods. Change target_ to be non-const.
8437 (set_parameters_target): Update declaration.
8438 (parameters_force_valid_target): Declare.
8439 (parameters_clear_target): Declare.
8440 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8441 as NULL if we aren't searching.
8442 (Add_symbols::run): Don't check for compatible target.
8443 * fileread.cc (Input_file::open_binary): Call
8444 parameters_force_valid_target.
8445 * gold.cc (queue_middle_tasks): Likewise.
8446 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8447 set_target on object.
8448 * dynobj.h (class Sized_dynobj): Update declarations.
8449 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8450 make_elf_object returns NULL.
8451 (Archive::include_member): Don't check whether object target is
8452 compatible.
8453 * output.cc (Output_section::add_input_section): Get target from
8454 parameters.
8455 (Output_section::relax_input_section): Likewise.
8456 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8457 parameters.
8458 (Sized_relobj::do_scan_relocs): Likewise.
8459 (Sized_relobj::relocate_sections): Likewise.
8460 * resolve.cc (Symbol_table::resolve): Likewise.
8461 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8462 parameter. Change all callers.
8463 (Symbol_table::add_from_object): Get target from parameters.
8464 (Symbol_table::add_from_relobj): Don't check object target.
8465 (Symbol_table::add_from_dynobj): Likewise.
8466 (Symbol_table::define_special_symbol): Get target from
8467 parameters.
8468 * symtab.h (class Symbol_table): Update declaration.
8469 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8470 parameter. Change all callers. Clear parameter target.
8471 (Binary_test): Test target here.
8472 * testsuite/object_unittest.cc (gold_testsuite): Remove
8473 target_test_pointer parameter. Change all callers.
8474 (Object_test): Test target here.
8476 2009-09-26 Ian Lance Taylor <iant@google.com>
8478 * testsuite/initpri1.c: Don't try to use constructor priorities if
8479 compiling with gcc before 4.3.
8481 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8483 * testsuite/retain_symbols_file_test.sh (check_present): Change
8484 output file name to retain_symbols_file_test.stdout.
8485 (check_absent): Likewise.
8487 2009-09-18 Craig Silverstein <csilvers@google.com>
8489 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8490 * options.cc: Include <cerrno> and <fstream>.
8491 (General_options::finalize): Parse -retain-symbols-file tag.
8492 * options.h: New flag.
8493 (General_options): New method should_retain_symbol, new
8494 variable symbols_to_retain.
8495 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8496 should_retain_symbol map.
8497 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8498 * testsuite/Makefile.in: Regenerate.
8499 * testsuite/retain_symbols_file_test.sh: New file.
8501 2009-09-18 Nick Clifton <nickc@redhat.com>
8503 * po/es.po: Updated Spanish translation.
8505 2009-09-17 Doug Kwan <dougkwan@google.com>
8507 * debug.h (DEBUG_RELAXATION): New constant.
8508 (DEBUG_ALL): Add DEBUG_RELAXATION.
8509 (debug_string_to_enum): Add relaxation debug option.
8510 * layout.cc
8511 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8512 Layout::Relaxation_debug_check::read_sections,
8513 Layout::Relaxation_debug_check::read_sections): New method definitions.
8514 (Layout::Layout): Initialize data members
8515 record_output_section_data_from_scrips_,
8516 script_output_section_data_list_ and relaxation_debug_check_.
8517 (Layout::save_segments, Layout::restore_segments,
8518 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8519 Layout::relaxation_loop_body): New method definitions.
8520 (Layout::finalize): Support relaxation. Move section layout code to
8521 Layout::relaxation_loop_body.
8522 (Layout::set_asection_address_from_script): Move code for orphan
8523 section placement out.
8524 (Layout::place_orphan_sections_in_script): New method definition.
8525 * layout.h (Output_segment_headers, Output_file_header):
8526 New forward class declarations.
8527 (Layout::~Layout): Define.
8528 (Layout::new_output_section_data_from_script): New method definition.
8529 (Layout::place_orphan_sections_in_script): New method declaration.
8530 (Layout::Segment_states): New type declaration.
8531 (Layout::save_segments, Layout::restore_segments,
8532 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8533 Layout::relaxation_loop_body): New method declarations.
8534 (Layout::Output_section_data_list): New type declaration.
8535 (Layout::Relaxation_debug_check): New class definition.
8536 (Layout::record_output_section_data_from_script_,
8537 Layout::script_output_section_data_list_, Layout::segment_states_,
8538 Layout::relaxation_debug_check_): New data members.
8539 * output.cc: (Output_section_headers::do_size): New method definition.
8540 (Output_section_headers::Output_section_headers): Move size
8541 computation to Output_section_headers::do_size.
8542 (Output_segment_headers::do_size): New method definition.
8543 (Output_file_header::Output_file_header): Move size computation to
8544 Output_file_header::do_size and call it.
8545 (Output_file_header::do_size): New method definition.
8546 (Output_data_group::Output_data_group): Adjust call to
8547 Output_section_data.
8548 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8549 (Output_symtab_xindex::do_write): Add array bound check.
8550 (Output_section::Input_section::print_to_mapfile): Handle
8551 RELAXED_INPUT_SECTION_CODE.
8552 (Output_section::Output_section): Initialize data member checkpoint_.
8553 (Output_section::~Output_section): Delete checkpoint object pointed
8554 by checkpoint_.
8555 (Output_section::add_input_section): Always add an Input_section if
8556 relaxing.
8557 (Output_section::add_merge_input_section): Add assert.
8558 (Output_section::relax_input_section): New method definition.
8559 (Output_section::set_final_data_size): Set load address to zero for
8560 an unallocated section.
8561 (Output_section::do_address_and_file_offset_have_reset_values):
8562 New method definition.
8563 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8564 Handle relaxed input section.
8565 (Output_section::sort_attached_input_sections): Checkpoint input
8566 section list lazily.
8567 (Output_section::get_input_sections): Change type of input_sections to
8568 list of Simple_input_section pointers. Checkpoint input section list
8569 lazily. Also handle relaxed input sections.
8570 (Output_section::add_input_section_for_script): Take a reference to
8571 a Simple_input_section object instead of Relobj pointer and section
8572 index as parameter. Handle relaxed input sections.
8573 (Output_section::save_states, Output_section::restore_states): New
8574 method definitions.
8575 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8576 (Output_data::is_data_size_fixed): New method definition.
8577 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8578 if it is fixed.
8579 (Output_data::address_and_file_offset_have_reset_values): New method
8580 definition.
8581 (Output_data::do_address_and_file_offset_have_reset_values): New method
8582 definition.
8583 (Output_data::set_data_size): Check that data size is not fixed.
8584 (Output_data::fix_data_size): New method definition.
8585 (Output_data::is_data_size_fixed_): New data member.
8586 (Output_section_headers::set_final_data_size): New method definition.
8587 (Output_section_headers::do_size): New method declaration.
8588 (Output_segment_headers::set_final_data_size): New method definition.
8589 (Output_segment_headers::do_size): New method declaration.
8590 (Output_file_header::set_final_data_size)::New method definition.
8591 (Output_file_header::do_size)::New method declaration.
8592 (Output_section_data::Output_section_data): Add new parameter
8593 is_data_size_fixed and use it to fix data size.
8594 (Output_data_const::Output_data_const): Adjust call to base class
8595 constructor and fix data size.
8596 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8597 base class constructor and fix data size.
8598 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8599 base class constructor and fix data size.
8600 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8601 class constructor and fix data size.
8602 (Output_data_group::set_final_data_size): New method definition.
8603 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8604 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8605 class constructor and fix data size.
8606 (Output_relaxed_input_section): New class definition.
8607 (Output_section::Simple_input_section): New class definition.
8608 (Output_section::get_input_sections): Adjust parameter list.
8609 (Output_section::add_input_section_for_script): Same.
8610 (Output_section::save_states, Output_section::restore_states,
8611 Output_section::do_address_and_file_offset_have_reset_values,
8612 (Output_section::Input_section::Input_section): Handle
8613 RELAXED_INPUT_SECTION_CODE. Add new overload for
8614 Output_relaxed_input_section.
8615 (Output_section::Input_section::is_input_section,
8616 Output_section::Input_section::set_output_section): Handle relaxed
8617 input section.
8618 (Output_section::Input_section::is_relaxed_input_section,
8619 Output_section::Input_section::output_section_data,
8620 Output_section::Input_section::relaxed_input_section): New method
8621 definitions.
8622 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8623 value.
8624 (Output_section::Input_section::u1_): Update comments.
8625 (Output_section::Input_section::u2_): Add new union member poris.
8626 (Output_section::Checkpoint_output_section): New classs definition.
8627 (Output_section::relax_input_section): New method declaration.
8628 (Output_section::checkpoint_): New data member.
8629 (Output_segment): Update comments.
8630 (Output_segment::Output_segment): Un-privatize copy constructor.
8631 (Output_segment::operator=): Un-privatize.
8632 * script-sections.cc (Output_section_element::Input_section_list):
8633 Change element type to Output_section::Simple_input_section.
8634 (Output_section_element_dot_assignment::set_section_addresses):
8635 Register output section data for relaxation clean up.
8636 (Output_data_exression::Output_data_expression): Adjust call to base
8637 constructor to fix data size.
8638 (Output_section_element_data::set_section_addresses): Register
8639 Output_data_expression object for relaxation clean up.
8640 (struct Input_section_info): Replace Relobj pointer and section index
8641 pair with Output_section::Simple_input_section and Convert struct to a
8642 class.
8643 (Input_section_sorter::operator()): Adjust access to
8644 Input_section_info data member to use accessors.
8645 (Output_section_element_input::set_section_addresses): Use layout
8646 parameter. Adjust code to use Output_section::Simple_input_section
8647 and Input_secction_info classes. Register filler for relaxation
8648 clean up.
8649 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8650 and section index pair with Output_section::Simple_input_section
8651 class. Adjust code accordingly.
8652 (Phdrs_element::release_segment): New method definition.
8653 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8654 segment list.
8655 (Script_sections::release_segments): New method definition.
8656 * gold/script-sections.h (Script_sections::release_segments): New
8657 method declaration.
8658 * gold/target.h (Target::may_relax, Target::relax,
8659 Target::do_may_relax, Target::do_relax): New method definitions.
8661 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8663 * arm.cc (has_signed_unsigned_overflow): New function.
8664 (Arm_relocate_functions::abs8): New function.
8665 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8666 (Target_arm::Scan::global): Likewise.
8667 (Target_arm::relocate::relocate): Likewise.
8668 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8669 Likewise.
8671 2009-09-16 Cary Coutant <ccoutant@google.com>
8673 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8674 * testsuite/Makefile.in: Regenerate.
8676 2009-09-11 Nick Clifton <nickc@redhat.com>
8678 * po/gold.pot: Updated by the Translation project.
8680 2009-09-08 Cary Coutant <ccoutant@google.com>
8682 * output.cc (Output_file::open): Add execute permission to empty file.
8683 * testsuite/Makefile.am (permission_test): New test.
8684 * testsuite/Makefile.in: Regenerate.
8686 2009-09-02 Ian Lance Taylor <iant@google.com>
8688 * output.cc (Output_file::resize): Call map_no_anonymous rather
8689 than map.
8691 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8693 * gold.cc: Include "incremental.h".
8694 (queue_initial_tasks): Call Incremental_checker methods.
8695 * incremental.cc: Include "output.h".
8696 (Incremental_checker::can_incrementally_link_output_file): New
8697 method.
8698 * incremental.h (Incremental_checker): New class.
8700 * output.cc (Output_file::open_for_modification): New method.
8701 (Output_file::map_anonymous): Changed return type to bool. Record
8702 map in base_ field.
8703 (Output_file::map_no_anonymous): New method, broken out of map.
8704 (Output_file::map): Use map_no_anonymous and map_anonymous.
8705 * output.h (class Output_file): Update declarations.
8707 2009-08-24 Cary Coutant <ccoutant@google.com>
8709 * options.h (Command_line::Pre_options): New class.
8710 (Command_line::pre_options): New member.
8711 * options.cc (gold::options::ready_to_register): New variable.
8712 (One_option::register_option): Do nothing if not registering options.
8713 Assert if same short option registered twice.
8714 (General_options::General_options): Turn off option registration when
8715 done constructing.
8716 (Command_line::Pre_options::Pre_options): New constructor.
8718 2009-08-24 Cary Coutant <ccoutant@google.com>
8720 * options.h (General_options::no_keep_memory): Remove incorrect
8721 short option.
8723 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8725 * Makefile.am (am__skiplex, am__skipyacc): New.
8726 * Makefile.in: Regenerate.
8728 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8730 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8731 (INCLUDES): ... this.
8732 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8733 (AM_CPPFLAGS): Renamed from ...
8734 (INCLUDE): ... this.
8735 * Makefile.in, testsuite/Makefile.in: Regenerate.
8737 * Makefile.in: Regenerate.
8738 * aclocal.m4: Likewise.
8739 * config.in: Likewise.
8740 * configure: Likewise.
8741 * testsuite/Makefile.in: Likewise.
8743 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8744 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8745 * Makefile.in: Regenerate.
8746 * testsuite/Makefile.in: Regenerate.
8748 2009-08-19 Cary Coutant <ccoutant@google.com>
8750 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8751 symbols in shared libraries overridden by hidden or internal symbols
8752 in the main program.
8754 2009-08-19 Chris Demetriou <cgd@google.com>
8756 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8757 checking source file names in error messages.
8759 2009-08-18 Doug Kwan <dougkwan@google.com>
8761 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8762 an elcpp::Ehdr as parameter. Adjust call to set_target.
8763 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8764 an elfcpp::Ehdr as parameter.
8765 * object.cc (Object::set_target): Remove the version that looks up
8766 a target and sets it.
8767 (Sized_relobj::setup): Take a Target object instead of
8768 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8769 (make_elf_sized_object): Find target and ask target to
8770 make an ELF object.
8771 * object.h: (Object::set_target): Remove the version that looks up
8772 a target and sets it.
8773 (Sized_relobj::setup): Take a Target object instead of
8774 an elfcpp:Ehdr as parameter.
8775 * target.cc: Include dynobj.h.
8776 (Target::do_make_elf_object_implementation): New.
8777 (Target::do_make_elf_object): New.
8778 * target.h (Target::make_elf_object): New template declaration.
8779 (Target::do_make_elf_object): New method declarations.
8780 (Target::do_make_elf_object_implementation): New template declaration.
8782 2009-08-14 Ian Lance Taylor <iant@google.com>
8784 * gold.h (FUNCTION_NAME): Define.
8785 (gold_unreachable): Use FUNCTION_NAME.
8787 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8789 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8790 symbol in the --keep-unique list is not found.
8792 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8794 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8795 been maked as --keep-unique.
8796 (Icf::unfold_section): New function.
8797 * icf.h (Icf::unfold_section): New function.
8798 * options.h (General_options::keep_unique): New option.
8799 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8800 * testsuite/Makefile.in: Regenerate.
8801 * testsuite/icf_keep_unique_test.sh: New file.
8802 * testsuite/icf_keep_unique_test.cc: New file.
8804 2009-08-12 Cary Coutant <ccoutant@google.com>
8806 PR 10471
8807 * resolve.cc (Symbol_table::resolve): Check for references from
8808 dynamic objects to hidden and internal symbols.
8809 * testsuite/Makefile.am (hidden_test.sh): New test.
8810 * testsuite/Makefile.in: Regenerate.
8811 * testsuite/hidden_test.sh: New script.
8812 * testsuite/hidden_test_1.c: New test source.
8813 * testsuite/hidden_test_main.c: New test source.
8815 2009-08-11 Doug Kwan <dougkwan@google.com>
8817 * arm.cc: Update comments.
8818 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8819 segment to locate the .ARM.exidx section if present.
8821 2009-08-09 Doug Kwan <dougkwan@google.com>
8823 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8824 patch.
8826 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8827 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8828 compiler warnings.
8830 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8832 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8833 valid tls_segment only for non-debug-section relocations.
8834 * testsuite/Makefile.am: Add gc_tls_test.
8835 * testsuite/Makefile.in: Regenerate.
8836 * testsuite/gc_tls_test.cc: New file.
8837 * testsuite/gc_tls_test.sh: New file.
8839 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8841 * icf.cc: New file.
8842 * icf.h: New file.
8843 * Makefile.am (CCFILES): Add icf.cc.
8844 (HFILES): Add icf.h
8845 * Makefile.in: Regenerate.
8846 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8847 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8848 section, symbol and addend information for the relocs.
8849 * gold.cc (queue_middle_tasks): Call identical code folding.
8850 * gold.h: Add defines for multimap.
8851 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8852 to the call of finalize_local_symbols.
8853 * main.cc (main): Create object of class Icf.
8854 * object.cc (Sized_relobj::do_layout): Allow this function to be
8855 called twice during icf.
8856 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8857 to sections marked as identical by icf.
8858 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8859 when available.
8860 (Sized_relobj::do_section_entsize): New function.
8861 * object.h (Object::section_entsize): New function.
8862 (Object::do_section_entsize): New pure virtual function.
8863 (Relobj::finalize_local_symbols): Add new parameter.
8864 (Relobj::do_section_entsize): New function.
8865 * options.h (General_options::icf): New option.
8866 (General_options::icf_iterations): New option.
8867 (General_options::print_icf_sections): New option.
8868 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8869 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8870 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8871 icf.
8872 * symtab.cc (Symbol_table::is_section_folded): New function.
8873 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8874 to sections marked as identical by icf.
8875 * symtab.h (Symbol_table::set_icf): New function.
8876 (Symbol_table::icf): New function.
8877 (Symbol_table::is_section_folded): New function.
8878 (Symbol_table::icf_): New data member.
8879 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8880 * testsuite/Makefile.am: Add commands to build icf_test.
8881 * testsuite/Makefile.in: Regenerate.
8882 * testsuite/icf_test.sh: New file.
8883 * testsuite/icf_test.cc: New file.
8885 2009-07-24 Chris Demetriou <cgd@google.com>
8887 * layout.cc (is_compressible_debug_section): Fix incorrect
8888 comment about compressed section names.
8890 2009-07-20 Ian Lance Taylor <ian@airs.com>
8892 PR 10419
8893 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8895 2009-07-16 Ian Lance Taylor <iant@google.com>
8897 PR 10400
8898 * layout.h: #include <map>.
8899 (class Kept_section): Change from struct to class. Add accessors
8900 and setters. Add section size to Comdat_group mapping. Change
8901 Comdat_group to std::map. Add is_comdat_ field. Add
8902 linkonce_size field in union.
8903 (class Layout): Update declaration of find_or_add_kept_section.
8904 Don't declare find_kept_object.
8905 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8906 parameter. Add object, shndx, is_comdat, and is_group_name
8907 parameters. Change all callers. Adjust for new Kept_section.
8908 (Layout::find_kept_object): Remove.
8909 * object.cc (Sized_relobj::include_section_group): Update use of
8910 Kept_section. Rename secnum to shndx. Only record
8911 Kept_comdat_section if sections are the same size.
8912 (Sized_relobj::include_linkonce_section): Update use of
8913 Kept_section. Only record Kept_comdat_section if sections are the
8914 same size. Set size of linkonce section.
8915 (Sized_relobj::map_to_kept_section): Update call to
8916 get_kept_comdat_section.
8917 * object.h (class Sized_relobj): Rename fields in
8918 Kept_comdat_section to drop trailing underscores; change object
8919 field to Relobj*. Change Kept_comdat_section_table to store
8920 struct rather than pointer.
8921 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8922 Add kept_object and kept_shndx parameters. Change all callers.
8923 (Sized_relobj::get_kept_comdat_section): Change return type to
8924 bool. Add kept_object and kept_shndx parameters. Change all
8925 callers.
8926 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8927 Layout::find_or_add_kept_section.
8929 2009-07-09 Ian Lance Taylor <iant@google.com>
8931 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8932 Reserve space in the hash table.
8934 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8936 * fileread.cc (File_read::get_mtime): New method.
8937 * fileread.h (Timespec): New structure.
8938 (File_read::get_mtime): New method.
8939 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8940 Renamed from timestamp_nsec.
8941 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8942 Elf_Xword.
8943 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8944 timestamp_nsec.
8945 (Incremental_inputs::report_archive): Save mtime; style fix.
8946 (Incremental_inputs::report_obejct): Save mtime; style fix.
8947 (Incremental_inputs::report_script): Save mtime; style fix.
8948 (Incremental_inputs::finalize_inputs): Style fix.
8949 (Incremental_inputs::finalize): Style fix.
8950 (Incremental_inputs::create_input_section_data): Store inputs
8951 mtime.
8952 * incremental.h (Incremental_inputs::report_script): Add mtime
8953 argument.
8954 (Incremental_inputs::Input_info::Input_info): Intialize only one
8955 union member.
8956 (Incremental_inputs::Input_info::archive): Move to nameless
8957 union.
8958 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8959 (Incremental_inputs::Input_info::script): Move to nameless union.
8960 (Incremental_inputs::mtime): New field.
8961 * script.cc (read_input_script): Pass file mtime to
8962 Incremental_input.
8963 * script.h (Script_info::inputs): Style fix.
8965 2009-07-01 Ian Lance Taylor <ian@airs.com>
8967 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8968 instead of 32.
8970 2009-06-24 Ian Lance Taylor <iant@google.com>
8972 PR 10156
8973 * layout.cc (Layout::choose_output_section): If we find an
8974 existing section, update the flags.
8975 (Layout::create_notes): New function, broken out of
8976 Layout::finalize.
8977 (Layout::finalize): Don't create note sections.
8978 (Layout::create_note): Don't crash if linker script discards
8979 section.
8980 (Layout::create_gold_note): Likewise.
8981 (Layout::create_build_id): Likewise. Don't set
8982 after_input_sections on the section.
8983 (Layout::create_executable_stack_info): Remove target parameter.
8984 Change caller.
8985 * layout.h (class Layout): Declare create_notes. Update
8986 declaration of create_executable_stack_info.
8987 * gold.cc (queue_middle_tasks): Call create_notes.
8988 * output.cc (Output_section::update_flags_for_input_section): Move
8989 here from output.h. If SHF_ALLOC flag is newly set, mark address
8990 invalid.
8991 * output.h (Output_data::mark_address_invalid): New function.
8992 (class Output_section): Only declare, not define,
8993 update_flags_for_input_section. Remove set_flags.
8995 2009-06-24 Ian Lance Taylor <iant@google.com>
8997 * script-sections.cc (Output_section_definition::
8998 set_section_addresses): Rename shadowing local load_address to
8999 laddr.
9001 2009-06-24 Ian Lance Taylor <iant@google.com>
9003 PR 10244
9004 * reloc.cc (relocate_sections): Skip empty relocation sections.
9006 2009-06-23 Ian Lance Taylor <iant@google.com>
9008 PR 10156
9009 * layout.cc (Layout::create_note): Use choose_output_section
9010 rather than make_output_section.
9012 2009-06-23 Ian Lance Taylor <iant@google.com>
9014 PR 10237
9015 * options.cc (General_options::parse_V): Set printed_version_.
9016 (General_options::General_options): Initialize printed_version_.
9017 * options.h (class General_options): Add printed_version_ field.
9018 * gold.cc (queue_initial_tasks): If there are no input files,
9019 don't give a fatal error if we printed the version information.
9020 (queue_middle_tasks): If using -r with a shared object, give a
9021 fatal error rather than an ordinary error.
9023 2009-06-23 Ian Lance Taylor <iant@google.com>
9025 PR 10219
9026 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
9027 (Layout::make_output_section): Set have_stabstr_section_ if we see
9028 a .stab*str section.
9029 (Layout::finalize): Call link_stabs_sections.
9030 (Layout::link_stabs_sections): New file.
9031 * layout.h (class Layout): Add have_stabstr_section_ field.
9032 Declare link_stabs_sections.
9034 2009-06-23 Doug Kwan <dougkwan@google.com>
9036 * Makefile.am (libgold_a_LIBADD): New.
9037 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
9038 * Makefile.in: Regenerate.
9039 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
9040 * configure: Regenerate.
9041 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
9042 * fileread.cc: Include sys/state.h
9043 * gold.h: Declare memmem and strndup if found missing.
9044 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
9046 2009-06-23 Ian Lance Taylor <iant@google.com>
9048 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
9049 * configure: Rebuild.
9051 2009-06-23 Ian Lance Taylor <iant@google.com>
9053 PR 10147
9054 * object.cc (Object::section_contents): Don't try to get a view if
9055 the section has length zero.
9056 (Object::handle_gnu_warning_section): If the section is empty, use
9057 the name of the section as the warning.
9059 2009-06-23 Ian Lance Taylor <iant@google.com>
9061 PR 10133
9062 * stringpool.h (class Stringpool_template): Add optimize_ field.
9063 (Stringpool_template::set_optimize): New function.
9064 * stringpool.cc (Stringpool_template::Stringpool_template):
9065 Initialize optimize_ field.
9066 (Stringpool_template::set_string_offsets): Test local optimize
9067 fild rather than parameter.
9068 * layout.cc (Layout::Layout): Call set_optimize on the section
9069 name stringpool.
9071 2009-06-22 Ian Lance Taylor <iant@google.com>
9073 PR 10030
9074 * yyscript.y: Parse TARGET.
9075 * script.cc (script_set_target): New function.
9076 * script-c.h (script_set_target): Declare.
9077 * options.cc (General_options::string_to_object_format): Rename
9078 from string_to_object_format in anonymous namespace. Change
9079 callers.
9080 * options.h (class General_options): Declare
9081 string_to_object_format.
9083 2009-06-22 Ian Lance Taylor <iant@google.com>
9085 * script-sections.cc (Script_sections::create_segments): Don't put
9086 program headers in a PT_LOAD segment if -n or -N.
9088 2009-06-22 Ian Lance Taylor <iant@google.com>
9090 PR 10141
9091 * options.h (class General_options): Add -z lazy and -z now. Sort
9092 -z options into alphabetical order.
9093 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
9095 2009-06-21 Ian Lance Taylor <iant@google.com>
9097 * layout.cc (Layout::make_output_section): Call
9098 Target::new_output_section.
9099 (Layout::attach_allocated_section_to_segment): Put large section
9100 sections in a separate load segment with the large segment flag
9101 set.
9102 (Layout::segment_precedes): Sort large data segments after other
9103 load segments.
9104 (align_file_offset): New static function.
9105 (Layout::set_segment_offsets): Use align_file_offset.
9106 * output.h (class Output_section): Add is_small_section_ and
9107 is_large_section_ fields.
9108 (Output_section::is_small_section): New function.
9109 (Output_section::set_is_small_section): New function.
9110 (Output_section::is_large_section): New function.
9111 (Output_section::set_is_large_section): New function.
9112 (Output_section::is_large_data_section): New function.
9113 (class Output_segment): Add is_large_data_segment_ field.
9114 (Output_segment::is_large_data_segment): New function.
9115 (Output_segment::set_is_large_data_segment): New function.
9116 * output.cc (Output_section::Output_section): Initialize new
9117 fields.
9118 (Output_segment::Output_segment): Likewise.
9119 (Output_segment::add_output_section): Add assertion that large
9120 data sections always go in large data segments. Force small data
9121 sections to the end of the list of data sections. Force small BSS
9122 sections to the start of the list of BSS sections. For large BSS
9123 sections to the end of the list of BSS sections.
9124 * symtab.h (class Symbol): Declare is_common_shndx.
9125 (Symbol::is_defined): Check Symbol::is_common_shndx.
9126 (Symbol::is_common): Likewise.
9127 (class Symbol_table): Define enum Commons_section_type. Update
9128 declarations. Add small_commons_ and large_commons_ fields.
9129 * symtab.cc (Symbol::is_common_shndx): New function.
9130 (Symbol_table::Symbol_table): Initialize new fields.
9131 (Symbol_table::add_from_object): Put small and large common
9132 symbols in the right list.
9133 (Symbol_table::sized_finalized_symbol): Check
9134 Symbol::is_common_shndx.
9135 (Symbol_table::sized_write_globals): Likewise.
9136 * common.cc (Symbol_table::do_allocate_commons): Allocate new
9137 common symbol lists. Don't call do_allocate_commons_list if the
9138 list is empty.
9139 (Symbol_table::do_allocate_commons_list): Remove is_tls
9140 parameter. Add comons_section_type parameter. Change all
9141 callers. Handle small and large common symbols.
9142 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
9143 Symbol::is_common_shndx.
9144 * resolve.cc (symbol_to_bits): Likewise.
9145 * target.h (Target::small_common_shndx): New function.
9146 (Target::small_common_section_flags): New function.
9147 (Target::large_common_shndx): New function.
9148 (Target::large_common_section_flags): New function.
9149 (Target::new_output_section): New function.
9150 (Target::Target_info): Add small_common_shndx, large_common_shndx,
9151 small_common_section_flags, and large_common_section_flags
9152 fields.
9153 (Target::do_new_output_section): New virtual function.
9154 * arm.cc (Target_arm::arm_info): Initialize new fields.
9155 * i386.cc (Target_i386::i386_info): Likewise.
9156 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
9157 Likewise.
9158 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
9159 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9160 (Target_x86_64::do_new_output_section): New function.
9161 * configure.ac: Define conditional MCMODEL_MEDIUM.
9162 * testsuite/Makefile.am (check_PROGRAMS): Add large.
9163 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
9164 (large_LDFLAGS): Define.
9165 * testsuite/large.c: New file.
9166 * testsuite/testfile.cc (Target_test::test_target_info):
9167 Initialize new fields.
9168 * configure, testsuite/Makefile.in: Rebuild.
9170 2009-06-05 Doug Kwan <dougkwan@google.com>
9172 * Makefile.am (CCFILES): Add target.cc.
9173 * Makefile.in: Regenerate.
9174 * i386.cc (class Target_i386): Define new virtual method to
9175 override do_is_local_label_name in parent.
9176 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9177 local symbols if --discard-locals or -X is given.
9178 * options.h (class General_options): Declare new options
9179 '--discard-locals' and '-X' for discarding locals.
9180 * target.h (class Target): Define new methods is_local_label_name.
9181 Declare new virtual method do_is_local_label_name.
9182 * target.cc: New file.
9183 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9184 (check_SCRIPTS): Add discard_locals_test.sh.
9185 (check_DATA): Add discard_local_tests.syms.
9186 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9187 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9188 * testsuite/Makefile.in: Regenerate.
9189 * testsuite/discard_locals_test.c: New file.
9190 * testsuite/discard_locals_test.sh: Same.
9192 2009-06-05 Doug Kwan <dougkwan@google.com>
9194 * object.cc (Sized_relobj::Sized_relobj): Initialize
9195 discarded_eh_frame_shndx_ to -1U.
9196 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9197 section.
9198 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9199 a discarded .eh_frame section.
9200 (Sized_relobj::do_finalize_local_symbols): Ditto.
9201 * object.h (class Sized_relobj): Declare new member
9202 discarded_eh_frame_shndx_.
9203 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9204 (local_labels_test.o, local_labels_test): New rules.
9205 * testsuite/Makefile.in: Regenerate.
9207 2009-06-04 Doug Kwan <dougkwan@google.com>
9209 * layout.cc (Layout::section_name_mapping): Add mapping for
9210 special ARM sections.
9212 2009-06-03 Doug Kwan <dougkwan@google.com>
9214 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9215 (utils::has_overflow): Same.
9217 2009-06-03 Ian Lance Taylor <iant@google.com>
9219 * layout.cc (Layout::section_name_mapping): New array, replacing
9220 Layout::linkonce_mapping.
9221 (Layout::section_name_mapping_count): New variable, replacing
9222 Layout::linkonce_mapping_count.
9223 (Layout::linkonce_output_name): Remove.
9224 (Layout::output_section_name): Rewrite.
9225 * layout.h (class Layout): Rename Linkonce_mapping to
9226 Section_name_mapping, linkonce_mapping to section_name_mapping,
9227 linkonce_mapping_count to section_name_mapping_count. Don't
9228 declare linkonce_output_name.
9230 2009-06-03 Doug Kwan <dougkwan@google.com>
9232 * gold/arm.cc (namespace utils): New.
9233 (Target_arm::reloc_is_non_pic): Define new method.
9234 (class Arm_relocate_functions): New.
9235 (Target_arm::Relocate::relocate): Handle relocation types used by
9236 Android.
9238 2009-06-03 Ian Lance Taylor <iant@google.com>
9240 * arm.cc (Target_arm::scan::global): Use || instead of |.
9242 2009-06-02 Doug Kwan <dougkwan@google.com>
9244 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9245 issued_non_pic_error_.
9246 (class Target_arm::Scan): Declare new method check_non_pic.
9247 Define new method symbol_needs_plt_entry.
9248 Declare new data member issued_non_pic_error_.
9249 (class Target_arm::Relocate): Declare new method
9250 should_apply_static_reloc.
9251 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9252 (Target_arm::Scan::check_non_pic): Define new method.
9253 (Target_arm::Scan::local): Handle a small subset of reloc types used
9254 by Android.
9255 (Target_arm::Scan::local): Same.
9256 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9258 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9260 * incremental.cc (Incremental_inputs::report_command_line): Filter
9261 out --incremental-* options.
9263 2009-05-29 Doug Kwan <dougkwan@google.com>
9265 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9266 template class.
9267 (class Target_arm): Update comment.
9268 (Target_arm::Target_arm): Initialize new data members GOT_,
9269 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9270 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9271 and Target_arm::rel_dyn_section.
9272 Declare new_enum Target_arm::Got_type.
9273 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9274 and DYNBSS_.
9275 Update commments for member do_dynsym_value.
9276 (Target_arm::got_size, Target_arm::plt_section,
9277 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9278 new methods inside class defintion.
9279 (Target_arm::got_section): Define new method.
9280 (Target_arm::rel_dyn_section): Same.
9281 (Output_data_plt_arm): New template class.
9282 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9283 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9284 (Output_data_plt_arm::add_entry): Same.
9285 (Output_data_plt_arm::first_plt_entry): Define new
9286 static data member for PLT instruction template.
9287 (Output_data_plt_arm::plt_entry): Same.
9288 (Output_data_plt_arm::do_write): Define new method.
9289 (Target_arm::make_plt_entry): Same.
9290 (Target_arm::do_finalize_sections): Same.
9291 (Target_arm::do_dynsym_value): Same.
9293 2009-05-28 Doug Kwan <dougkwan@google.com>
9295 * Makefile.am (TARGETSOURCES): Add arm.cc.
9296 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9297 * Makefile.in: Regenerate.
9298 * arm.cc: New file.
9299 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9301 2009-05-26 Doug Kwan <dougkwan@google.com>
9303 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9304 (General_options::check_excluded_libs): Strip off directories in
9305 archive name before matching like GNU ld does.
9306 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9307 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9308 (exclude_libs_test_LDFLAGS): Add linker option
9309 -Wl,--exclude-libs,libexclude_libs_test_3
9310 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9311 an explicit archive without using -l.
9312 (alt/libexclude_libs_test_3.a): New make rule.
9313 * testsuite/Makefile.in: Regenerate.
9314 * testsuite/exclude_libs_test.c : Declare lib3_default().
9315 (main): Call it.
9316 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9317 * exclude_libs_test_3.c: New file.
9319 2009-05-26 Nick Clifton <nickc@redhat.com>
9321 * po/id.po: New Indonesian translation.
9322 * po/gold.pot: Updated template file.
9324 2009-05-22 Sriraman Tallam <tmsriram@google.com>
9326 * testsuite/Makefile.am: Add -ffunction-sections to compile
9327 gc_comdat_test files. Add -Wl,--gc-sections to build
9328 gc_comdat_test.
9329 * testsuite/Makefile.in: Regenerate.
9330 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9332 2009-05-21 Sriraman Tallam <tmsriram@google.com>
9334 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9335 kept comdat section was garbage collected.
9336 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9337 * testsuite/Makefile.in: Regenerate.
9338 * testsuite/gc_comdat_test.sh: New file.
9339 * testsuite/gc_comdat_test_1.cc: New file.
9340 * testsuite/gc_comdat_test_2.cc: New file.
9342 2009-05-19 Doug Kwan <dougkwan@google.com>
9344 * archive.cc (Archive::Archive): Move constructor from archive.h
9345 to here. Initialize no_export_.
9346 (Archive::get_elf_object_for_member): Set no_export flag of object.
9347 * archive.h (Archive::Archive): Move constructor body to
9348 archive.cc.
9349 (Archive::no_export): New method.
9350 (Archive::no_export_): New field.
9351 * object.h (Object::Object): Initialize no_export_ to false.
9352 (Object::no_export, Object::set_no_export): New methods.
9353 (Object::no_export_): New field.
9354 * options.cc (General_options::parse_exclude_libs): New method.
9355 (General_options::check_excluded_libs) Same.
9356 * options.h (exclude_libs): New option.
9357 (General_options::check_excluded_libs): New method declaration.
9358 (General_options::excluded_libs_): New field.
9359 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9360 default or protected visibility if an object has no-export flag set.
9361 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9362 (check_SCRIPTS): Add exclude_libs_test.sh.
9363 (check_DATA): Add exclude_libs_test.syms.
9364 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9365 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9366 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9367 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9368 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9369 libexclude_libs_test_2.a): New rules.
9370 * testsuite/Makefile.in: Regenerate.
9371 * testsuite/exclude_libs_test.c: New file.
9372 * testsuite/exclude_libs_test.sh: Ditto.
9373 * testsuite/exclude_libs_test_1.c: Ditto.
9374 * testsuite/exclude_libs_test_2.c: Ditto.
9376 2009-05-15 Ian Lance Taylor <iant@google.com>
9378 * configure.ac: Check for declarations for cases where libiberty.h
9379 checks HAVE_DECL_xxx.
9380 * configure, config.in: Rebuild.
9382 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9384 * gold.h (Incremental_argument_list): Remove (invalid) forward
9385 declaration.
9386 * incremental.cc (Incremental_inputs::report_achive): New method.
9387 (Incremental_inputs::report_object): New method.
9388 (Incremental_inputs::report_script): New method.
9389 (Incremental_inputs::finalize_inputs): New method.
9390 (Incremental_inputs::finalize): Call finalize_inputs().
9391 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9392 Create inputs entries.
9393 * incremental.h (Incremental_input_type): New enum.
9394 (Incremental_inputs::Incremental_input): Initialize new fields.
9395 (Incremental_inputs::report_inputs): New method.
9396 (Incremental_inputs::report_achive): New method.
9397 (Incremental_inputs::report_object): New method.
9398 (Incremental_inputs::report_script): New method.
9399 (Incremental_inputs::finalize_inputs): New method.
9400 (Incremental_inputs::Input_info): New struct.
9401 (Incremental_inputs::Input_info_map): New typedef.
9402 (Incremental_inputs::lock_): New field.
9403 (Incremental_inputs::Inputs_): New field.
9404 (Incremental_inputs::Inputs_map): New field.
9405 * main.cc (main): Call Incremental_input::report_inputs.
9406 * options.h (Input_argument_list): Typedef moved from
9407 Input_arguments.
9408 (Input_file_group::Files): Remove, use ::Input_argument_list.
9409 (Input_file_group::Input_argument_list): Remove, use
9410 ::Input_argument_list.
9411 * plugin.cc (Plugin_manager::add_input_file): Add error in
9412 incremental build.
9413 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9414 functions.
9415 * script.cc (read_input_script): Call
9416 Incremental_input::report_script.
9417 * script.h (Script_info): New class.
9419 2009-04-27 Ian Lance Taylor <iant@google.com>
9421 * x86_64.cc (do_adjust_output_section): Set entsize to
9422 plt_entry_size.
9424 2009-04-23 Elliott Hughes <enh@google.com>
9426 * output.cc (Output_file::close): After short writes, continue
9427 writing from the correct offset in the buffer being written.
9429 2009-04-23 Chris Demetriou <cgd@google.com>
9431 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9432 * configure: Regenerate.
9433 * config.in: Regenerate.
9434 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9435 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9437 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9439 * incremental.cc (Incremental_inputs_header_data): Renamed from
9440 Incremental_input_header_data.
9441 (Incremental_inputs_header_data::data_size): New field.
9442 (Incremental_inputs_header_data::put_input_file_count): Renamed
9443 from input_file_count.
9444 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9445 from command_line_offset.
9446 (Incremental_inputs_header_data::put_reserved): Renamed from
9447 put_reserved.
9448 (Incremental_inputs_entry_data): Renamed from
9449 Incremental_input_entry_data.
9450 (Incremental_inputs_entry_data::data_size): New field.
9451 (Incremental_inputs::report_command_line): New method.
9452 (Incremental_inputs::finalize): New method.
9453 (Incremental_inputs::create_incremental_inputs_data): New method.
9454 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9455 * incremental.h: New file.
9456 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9457 (Layout::finalize): Create incremental inputs section in
9458 incremental builds.
9459 (Layout::create_incremental_info_sections): New method.
9460 * layout.h (Layout::incremental_inputs): New method.
9461 (Layout::create_incremental_info_sections): New method.
9462 (Layout::incremental_inputs_): New field.
9463 * main.cc (main): Notify Incremental_input of the command line.
9465 2009-04-01 Ian Lance Taylor <iant@google.com>
9466 Mikolaj Zalewski <mikolajz@google.com>
9468 * gold.h (reserve_unordered_map): Define, three versions, one for
9469 each version of Unordered_map.
9470 * layout.cc (Layout::Layout): Remove options parameter. Add
9471 number_of_input_files parameter. Don't initialize options_.
9472 Initialize number_of_input_files_ and resized_signatures_. Move
9473 sections_are_attached_.
9474 (Layout::layout_group): Reserve space for group_signatures_.
9475 (Layout::find_or_add_kept_section): Change name parameter to be a
9476 reference. Resize signatures_ map when it gets large enough.
9477 (Layout::layout_eh_frame): Use parameters->options() instead of
9478 this->options_.
9479 (Layout::make_output_section): Likewise.
9480 (Layout::attach_allocated_section_to_segment): Likewise.
9481 (Layout::finalize, Layout::create_executable_stack): Likewise.
9482 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9483 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9484 * layout.h (class Layout): Update declarations. Remove options_
9485 field. Add number_of_input_files_ and resized_signatures_
9486 fields. Move sections_are_attached_ field.
9487 * main.cc (main): Pass number of input files to Layout
9488 constructor. Don't pass options.
9490 2009-03-30 Ian Lance Taylor <iant@google.com>
9492 * ffsll.c (ffsll): Correct implementation.
9494 2009-03-27 Ian Lance Taylor <iant@google.com>
9496 * ffsll.c: New file.
9497 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9498 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9499 * ftruncate.c (ftruncate): Declare before definition.
9500 * mremap.c (mremap): Likewise.
9501 * pread.c (pread): Likewise.
9502 * configure, Makefile.in, config.in: Rebuild.
9504 * mremap.c: New file.
9505 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9506 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9507 (mremap): Declare if HAVE_MREMAP is not defined.
9508 * configure, Makefile.in, config.in: Rebuild.
9510 2009-03-27 Cary Coutant <ccoutant@google.com>
9512 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9513 position independent.
9514 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9515 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9517 2009-03-24 Cary Coutant <ccoutant@google.com>
9519 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9520 an executable.
9521 (needs_dynamic_reloc): Likewise.
9523 2009-03-24 Ian Lance Taylor <iant@google.com>
9525 * yyscript.y (file_cmd): Recognize EXTERN.
9526 (extern_name_list, extern_name_list_body): New nonterminals.
9527 * script.cc (script_add_extern): Define.
9528 * script-c.h (script_add_extern): Declare.
9530 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
9532 * object.cc (is_elf_object): Define.
9533 * object.h (is_elf_object): Declare.
9534 * archive.cc (Archive::get_elf_object_for_member): Call
9535 is_elf_object.
9536 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
9538 2009-03-24 Elliott Hughes <enh@google.com>
9540 * output.cc (Output_file::map_anonymous): Define.
9541 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9542 try an anonymous one. Report the size if the mmap fails.
9543 * output.h (class Output_file): Declare map_anonymous.
9545 2009-03-24 Ian Lance Taylor <iant@google.com>
9547 * target-select.cc (instantiate_target): Don't acquire the lock if
9548 the instantiated_target_ field has already been set.
9550 2009-03-23 Ian Lance Taylor <iant@google.com>
9552 * gold-threads.h (class Initialize_lock): Define.
9553 * gold-threads.cc (class Initialize_lock_once): Define.
9554 (initialize_lock_control): New static variable.
9555 (initialize_lock_pointer): New static variable.
9556 (initialize_lock_once): New static function.
9557 (Initialize_lock::Initialize_lock): Define.
9558 (Initialize_lock::initialize): Define.
9559 * target-select.h: Include "gold-threads.h".
9560 (class Target_selector): Add lock_ and initialize_lock_ fields.
9561 Don't define instantiate_target, just declare it.
9562 * target-select.cc (Target_selector::Target_selector): Initialize
9563 new fields.
9564 (Target_selector::instantiate_target): Define.
9565 * descriptors.h: Include "gold-threads.h".
9566 (class Descriptors): Add initialize_lock_ field.
9567 * descriptors.cc (Descriptors::Descriptors): Initialize new
9568 field.
9569 (Descriptors::open): Use initialize_lock_ field
9570 * errors.h (class Errors): Add initialize_lock_ field.
9571 * errors.cc (Errors::Errors): Initialize new field.
9572 (Errors::initialize_lock): Use initialize_lock_ field.
9573 * powerpc.cc (class Target_selector_powerpc): Remove
9574 instantiated_target_ field. In do_recognize call
9575 instantiate_target rather than do_instantiate_target. In
9576 do_instantiate_target just allocate a new target.
9577 * sparc.cc (class Target_selector_sparc): Likewise.
9579 * freebsd.h: New file.
9580 * i386.cc: Include "freebsd.h".
9581 (Target_i386): Derive from Target_freebsd rather than
9582 Sized_target.
9583 (Target_selector_i386): Derive from Target_selector_freebsd rather
9584 than Target_selector.
9585 * x86_64.cc: Include "freebsd.h".
9586 (Target_x86_64): Derive from Target_freebsd rather than
9587 Sized_target.
9588 (Target_selector_x86_64): Derive from Target_selector_freebsd
9589 rather than Target_selector.
9590 * target.h (class Target): Add adjust_elf_header and
9591 do_adjust_elf_header.
9592 * output.cc (Output_file_header:: do_sized_write): Call target
9593 adjust_elf_header routine.
9594 * configure.tgt: Set targ_osabi.
9595 * configure.ac: Define GOLD_DEFAULT_OSABI.
9596 * parameters.cc (Parameters::default_target): Pass
9597 GOLD_DEFAULT_OSABI to select_target.
9598 * target-select.h (class Target_selector): Make instantiate_target
9599 protected rather than private.
9600 * Makefile.am (HFILES): Add freebsd.h.
9601 * configure, Makefile.in, config.in: Rebuild.
9603 * merge.cc (do_add_input_section): Correct pend value. Change
9604 message about last entry not being null terminated from error to
9605 warning.
9607 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9609 * incremental.cc: New file.
9610 * Makefile.am (CCFILES): Add incremental.cc.
9611 * Makefile.in: Rebuild.
9613 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9615 * layout.cc (Layout::output_section_name): Preserve names
9616 of '.note.' sections.
9618 2009-03-19 Ian Lance Taylor <iant@google.com>
9620 * descriptors.cc (Descriptors::open): Check that the options are
9621 valid before using them.
9623 2009-03-18 Ian Lance Taylor <iant@google.com>
9625 * script-sections.h: Include <list>.
9626 (class Script_sections): Change Sections_elements from std::vector
9627 to std::list. Typedef public Elements_iterator. Add
9628 orphan_section_placement_, data_segment_align_start_, and
9629 saw_data_segment_align_ fields. Remove data_segment_align_index_
9630 field.
9631 * script-sections.cc (class Orphan_section_placement): New class.
9632 (class Sections_element): Add virtual functions is_relro and
9633 orphan_section_init. Remove virtual function place_orphan_here.
9634 (class Output_section_definition): Add is_relro and
9635 orphan_section_init. Remove place_orphan_here.
9636 (class Orphan_output_section): Likewise.
9637 (Script_sections::Script_sections): Update for field changes.
9638 (Script_sections::data_segment_align): Set saw_data_segment_align_
9639 and data_segment_align_start_, not data_segment_align_index.
9640 (Script_sections::data_segment_relro_end): Check
9641 saw_data_segment_align_. Use data_segment_align_start_ rather
9642 than data_segment_align_index_.
9643 (Script_sections::place_orphan): Rewrite to use
9644 Orphan_section_placement.
9646 2009-03-17 Ian Lance Taylor <iant@google.com>
9648 * archive.cc (Archive::add_symbols): Check for a version attached
9649 to the symbol name in the archive map.
9650 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9651 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9652 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9653 (ver_test_11.a): New target.
9654 * testsuite/Makefile.in: Rebuild.
9656 * configure.ac: Check for chsize and posix_fallocate. Replace
9657 ftruncate.
9658 * ftruncate.c: New file, from gnulib.
9659 * output.cc (posix_fallocate): Define dummy version if not
9660 HAVE_POSIX_FALLOCATE.
9661 (Output_file::map): Call posix_fallocate rather than lseek and
9662 write.
9663 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9664 * configure, Makefile.in, config.in: Rebuild.
9666 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9668 * layout.h (Layout::create_note): Add section_name parameter.
9669 * layout.cc (Layout::create_note): Likewise.
9670 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9672 2009-03-17 Ian Lance Taylor <iant@google.com>
9674 * descriptors.cc: Include "options.h".
9675 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9676 (Descriptors::open): Always use O_CLOEXEC when opening a new
9677 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9678 then set FD_CLOEXEC.
9680 * sparc.cc (class Target_sparc): Add has_got_section.
9681 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9682 make sure we have a GOT section.
9684 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9685 (Target_sparc::Scan::local): Likewise.
9686 (Target_sparc::Scan::global): Likewise.
9687 (Target_sparc::Relocate::relocate): Likewise.
9688 (Target_sparc::Relocate::relocate_tls): Likewise.
9690 * symtab.cc (Symbol_table::define_default_version): New function,
9691 broken out of add_from_object.
9692 (Symbol_table::add_from_object): Call define_default_version.
9693 (Symbol_table::define_special_symbol): Add resolve_oldsym
9694 parameter. Change all callers. If the version for a symbol comes
9695 from a version script, resolve it with the symbol with the same
9696 name with no version. Also add the symbol without a version if
9697 appropriate.
9698 (do_define_in_output_data): If resolving with oldsym, don't delete
9699 sym.
9700 (do_define_in_output_segment): Likewise.
9701 (do_define_as_constant): Likewise.
9702 * symtab.h (class Symbol_table): Update declarations.
9704 2009-03-13 Ian Lance Taylor <iant@google.com>
9706 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9707 (Read_symbols::requeue): New function.
9708 (Read_symbols::do_read_symbols): If make_elf_object fails because
9709 the target type is not configured, and the file was searched for,
9710 issue a warning and retry with the next directory.
9711 (Add_symbols::run): If the file has an incompatible format, and
9712 it was searched for, requeue the Read_symbols task. On error,
9713 release the object.
9714 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9715 dirindex parameter to constructor. Change all callers. Declare
9716 incompatible_warning and requeue.
9717 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9718 input_argument_ and input_group_ fields. Add them to
9719 constructor. Change all callers.
9720 (class Read_script): Add dirindex_ field. Add it to constructor.
9721 Change all callers.
9722 * archive.cc (Archive::setup): Remove input_objects parameter.
9723 Change all callers.
9724 (Archive::get_file_and_offset): Likewise.
9725 (Archive::read_all_symbols): Likewise.
9726 (Archive::read_symbols): Likewise.
9727 (Archive::get_elf_object_for_member): Remove input_objects
9728 parameter. Add punconfigured parameter. Change all callers.
9729 (Archive::add_symbols): Change return type to bool. Check return
9730 value of include_member.
9731 (Archive::include_all_members): Likewise.
9732 (Archive::include_member): Change return type to bool. Return
9733 false if first included object has incompatible target. Set
9734 included_member_ field.
9735 (Add_archive_symbols::run): If add_symbols returns false, requeue
9736 Read_symbols task.
9737 * archive.h (class Archive): Add included_member_ field.
9738 Initialize it in constructor. Add input_file and searched_for
9739 methods. Update declarations.
9740 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9741 input_argument_ fields. Add them to constructor. Change all
9742 callers.
9743 * script.cc: Include "target-select.h".
9744 (class Parser_closure): Add skip_on_incompatible_target_ and
9745 found_incompatible_target_ fields. Add
9746 skip_on_incompatible_target parameter to constructor. Change all
9747 callers. Add methods skip_on_incompatible_target,
9748 clear_skip_on_incompatible_target, found_incompatible_target, and
9749 set_found_incompatible_target.
9750 (read_input_script): Add dirindex parameter. Change all callers.
9751 If parser finds an incompatible target, requeue Read_symbols
9752 task.
9753 (script_set_symbol): Clear skip_on_incompatible_target in
9754 closure.
9755 (script_add_assertion, script_parse_option): Likewise.
9756 (script_start_sections, script_add_phdr): Likewise.
9757 (script_check_output_format): New function.
9758 * script.h (read_input_script): Update declaration.
9759 * script-c.h (script_check_output_format): Declare.
9760 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9761 (ignore_cmd): Remove OUTPUT_FORMAT.
9762 * fileread.cc (Input_file::Input_file): Add explicit this.
9763 (Input_file::will_search_for): New function.
9764 (Input_file::open): Add pindex parameter. Change all callers.
9765 * fileread.h (class Input_file): Add input_file_argument method.
9766 Declare will_search_for. Update declarations.
9767 * object.cc (make_elf_object): Add punconfigured parameter.
9768 Change all callers.
9769 * object.h (class Object): Make input_file public. Add
9770 searched_for method.
9771 (make_elf_object): Update declaration.
9772 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9773 restart search.
9774 * dirsearch.h (class Dirsearch): Update declaration.
9775 * options.h (class General_options): Add --warn-search-mismatch.
9776 * parameters.cc (Parameters::is_compatible_target): New function.
9777 * parameters.h (class Parameters): Declare is_compatible_target.
9778 * workqueue.cc (Workqueue::add_blocker): New function.
9779 * workqueue.h (class Workqueue): Declare add_blocker.
9781 * fileread.cc (Input_file::open): Remove options parameter.
9782 Change all callers.
9783 (Input_file::open_binary): Likewise.
9784 * script.cc (read_input_script): Likewise.
9785 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9786 options parameter from constructor. Change all callers.
9787 (class Read_script): Likewise.
9788 * fileread.h (class Input_file): Update declarations.
9789 * script.h (read_input_script): Update declaration.
9791 2009-03-10 Nick Clifton <nickc@redhat.com>
9793 * po/es.po: New Spanish translation.
9795 2009-03-06 Cary Coutant <ccoutant@google.com>
9797 * options.cc (parse_short_option): Keep dash_z from registering itself.
9799 2009-03-03 Ian Lance Taylor <iant@google.com>
9801 PR 9918
9802 * target-reloc.h (relocate_section): Pass output_section to
9803 relocate.
9804 * i386.cc (Target_i386::should_apply_static_reloc): Add
9805 output_section parameter. Change all callers.
9806 (Target_i386::Relocate::relocate): Add output_section parameter.
9807 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9808 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9809 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9810 * testsuite/two_file_shared.sh: New script.
9811 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9812 (check_DATA): Add two_file_shared.dbg.
9813 (two_file_shared.dbg): New target.
9814 * testsuite/Makefile.in: Rebuild.
9816 2009-03-01 Ian Lance Taylor <iant@google.com>
9818 * configure.ac: Check for byteswap.h.
9819 * configure: Rebuild.
9820 * config.in: Rebuild.
9822 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9824 * layout.cc (Layout::find_or_add_kept_section): New function.
9825 (Layout::add_comdat): Removed.
9826 * layout.h (struct Kept_section): Move out of class Layout.
9827 Remove trailing underscores from field names. Add group_sections
9828 field. Rename group_ field to is_group. Change all uses.
9829 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9830 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9831 comdat_groups_ field.
9832 (Sized_relobj::include_section_group): Use
9833 find_or_add_kept_section and Kept_section::group_sections.
9834 (Sized_relobj::include_linkonce_section): Likewise.
9835 * object.cc (class Sized_relobj): Don't define Comdat_group or
9836 Comdat_group_table. Remove find_comdat_group and
9837 add_comdat_group. Remove comdat_groups_ field.
9838 * plugin.cc (include_comdat_group): Use
9839 Layout::find_or_add_kept_section.
9841 2009-02-28 Ian Lance Taylor <iant@google.com>
9843 * README: --gc-sections and map files are now supported. Document
9844 some build requirements.
9846 PR 6992
9847 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9848 relocatable link set the value of the section symbol to zero.
9849 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9850 relocatable link don't include the section address in the local
9851 symbol value.
9853 2009-02-27 Ian Lance Taylor <iant@google.com>
9855 PR 6811
9856 * options.h (class Search_directory): Add is_system_directory.
9857 (class General_options): Declare is_in_system_directory.
9858 * options.cc (get_relative_sysroot): Make static.
9859 (get_default_sysroot): Make static.
9860 (General_optoins::is_in_system_directory): New function.
9861 * fileread.cc (Input_file::is_in_system_directory): New function.
9862 * fileread.h (class Input_file): Declare is_in_system_directory.
9863 * object.h (class Object): Add is_in_system_directory.
9864 (class Input_objects): Remove system_library_directory_ field.
9865 * object.cc (Input_objects::add_object): Don't set
9866 system_library_directory_.
9867 (input_objects::found_in_system_library_directory): Remove.
9868 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9869 parameter. Change all callers.
9870 (Symbol_table::sized_write_globals): Likewise.
9871 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9872 Call Object::is_in_system_directory.
9873 * symtab.h (class Symbol_table): Update declarations.
9875 PR 5990
9876 * descriptors.h (Open_descriptor): Add is_on_stack field.
9877 * descriptors.cc (Descriptors::open): If the descriptor is on the
9878 top of the stack, remove it. Initialize is_on_stack field.
9879 (Descriptors::release): Only add pod to stack if it is not on the
9880 stack already.
9881 (Descriptors::close_some_descriptor): Clear stack_next and
9882 is_on_stack fields.
9884 PR 7091
9885 * output.cc (Output_section::find_starting_output_address): Rename
9886 from starting_output_address; add PADDR parameter; change return
9887 type.
9888 * output.h (class Output_section): Declare
9889 find_starting_output_address instead of starting_output_address.
9890 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9891 section symbol for which we can't find a merge section.
9893 PR 9836
9894 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9895 hidden or internal, force the symbol to be local.
9896 * resolve.cc (Symbol::override_visibility): Define.
9897 (Symbol::override_base): Use override_visibility.
9898 (Symbol_table::resolve): Likewise.
9899 (Symbol::override_base_with_special): Likewise.
9900 (Symbol_table::override_with_special): If the visibility is hidden
9901 or internal, force the symbol to be local.
9902 * symtab.h (class Symbol): Add set_visibility and
9903 override_visibility.
9904 * testsuite/ver_test_1.sh: New file.
9905 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9906 (check_DATA): Add ver_test_1.syms.
9907 (ver_test_1.syms): New target.
9908 * testsuite/Makefile.in: Rebuild.
9910 2009-02-25 Cary Coutant <ccoutant@google.com>
9912 * layout.cc (Layout::choose_output_section): Don't rename sections
9913 when using a linker script that has a SECTIONS clause.
9914 * Makefile.in: Regenerate.
9916 * testsuite/Makefile.am (script_test_5.sh): New test case.
9917 * testsuite/Makefile.in: Regenerate.
9918 * testsuite/script_test_5.cc: New file.
9919 * testsuite/script_test_5.sh: New file.
9920 * testsuite/script_test_5.t: New file.
9922 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9924 * archive.cc (Archive::include_member): Update calls to add_symbols.
9925 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9926 the Layout argument.
9927 * dynobj.h (do_add_symbols): Add the Layout argument.
9928 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9929 Layout argument.
9930 * object.h (Object::add_symbols): Add the Layout argument.
9931 (Object::do_add_symbols): Add the Layout argument.
9932 (Sized_relobj::do_add_symbols): Add the Layout argument.
9933 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9934 Unify the two versions.
9935 (Add_plugin_symbols): Remove.
9936 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9937 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9938 (Add_plugin_symbols): Remove.
9939 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9940 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9941 (Add_symbols::run): Make it work with Pulginobj.
9943 2009-02-06 Ian Lance Taylor <iant@google.com>
9945 * object.cc (Sized_relobj::do_layout): Make info message start
9946 with lower case letter.
9948 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9950 * binary.cc: Fix file comment.
9952 * options.h (enum Incremental_disposition): Define.
9953 (class General_options): Add new options: --incremental,
9954 --incremental_changed, --incremental_unchanged,
9955 --incremental_unknown. Add incremental_disposition_ and
9956 implicit_incremental_ fields.
9957 (General_options::incremental_disposition): New function.
9958 (class Position_dependent_options): Add incremental_disposition
9959 option.
9960 (Position_dependent_options::copy_from_options): Set incremental
9961 dispositions.
9962 * options.cc (General_options::parse_incremental_changed): New
9963 function.
9964 (General_options::parse_incremental_unchanged): New function.
9965 (General_options::parse_incremental_unknown): New function.
9966 (General_options::General_options): Initialize new fields
9967 incremental_disposition_ and implicit_incremental_.
9968 (General_options::finalize): Check for uasge of --incremental-*
9969 without --incremental.
9971 2009-02-06 Chris Demetriou <cgd@google.com>
9973 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9974 pointer and to report location as the file name associated with
9975 the symbol.
9976 (gold_undefined_symbol_at_location): New function to replace the
9977 old gold_undefined_symbol functionality.
9978 * target-reloc.h (relocate_section): Update to use
9979 gold_undefined_symbol_at_location.
9980 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9981 Call gold_undefined_symbol function rather than gold_error.
9982 * errors.h (Errors::undefined_symbol): Take location as a
9983 string, rather than calculating it from a relocation.
9984 * errors.cc (Errors::fatal): Print "fatal error:" before the
9985 formatted message.
9986 (Errors::error, Errors::error_at_location): Print "error: "
9987 before the formatted message.
9988 (Errors::undefined_symbol): Take location as a string, rather
9989 than calculating it from a relocation.
9990 (gold_undefined_symbol_at_location): New function akin to
9991 old gold_undefined_symbol, calculates location from relocation.
9992 (gold_undefined_symbol): Change to take only a Symbol pointer
9993 and to report location as the file name associated with the symbol.
9994 * testsuite/debug_msg.sh: Update for changed error messages.
9995 * testsuite/undef_symbol.sh: Likewise.
9997 2009-02-04 Duncan Sands <baldrick@free.fr>
9999 PR 9812
10000 * reduced_debug_output.h
10001 (Output_reduced_debug_abbrev_section::failed): Use format for
10002 gold_warning.
10003 (Output_reduced_debug_info_section::faild): Likewise.
10005 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
10007 * script.cc (Lazy_demangler): New class.
10008 (Version_script_info::get_symbol_version_helper): Demangle a
10009 symbol only once.
10011 2009-01-29 Cary Coutant <ccoutant@google.com>
10013 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
10014 to __tls_get_addr.
10015 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10017 2009-01-28 Ian Lance Taylor <iant@google.com>
10019 * version.cc (version_string): Bump to 1.9.
10021 * gold.h: Include <cstring> and <stdint.h>.
10022 * version.cc: Include <cstdio>.
10023 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
10024 warning.
10025 * reduced_debug_output.cc (insert_into_vector): Rename from
10026 Insert_into_vector; change all callers. Use Swap_unaligned to
10027 avoid aliasing issue; remove union since it is unnecessary.
10029 2009-01-27 Sriraman Tallam <tmsriram@google.com>
10031 * Makefile.am (CCFILES): Add gc.cc.
10032 (HFILES): Add gc.h.
10033 * Makefile.in: Regenerate.
10034 * gold.cc (Gc_runner): New class.
10035 (queue_initial_tasks): Call garbage collection related tasks
10036 when corresponding options are invoked.
10037 (queue_middle_gc_tasks): New function.
10038 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
10039 processed early before laying out sections during garbage collection.
10040 * gold.h (queue_middle_gc_tasks): New function.
10041 (is_prefix_of): Move from "layout.cc".
10042 * i386.cc (Target_i386::gc_process_relocs): New function.
10043 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
10044 * main.cc (main): Create object of class "Garbage_collection".
10045 * object.cc (Relobj::copy_symbols_data): New function.
10046 (Relobj::is_section_name_included): New function.
10047 (Sized_relobj::do_layout): Allow this function to be called twice
10048 during garbage collection and defer layout of section during the
10049 first call.
10050 * object.h (Relobj::get_symbols_data): New function.
10051 (Relobj::is_section_name_included): New function.
10052 (Relobj::copy_symbols_data): New function.
10053 (Relobj::set_symbols_data): New function.
10054 (Relobj::get_relocs_data): New function.
10055 (Relobj::set_relocs_data): New function.
10056 (Relobj::is_output_section_offset_invalid): New pure virtual function.
10057 (Relobj::gc_process_relocs): New function.
10058 (Relobj::do_gc_process_relocs): New pure virtual function.
10059 (Relobj::sd_): New data member.
10060 (Sized_relobj::is_output_section_offset_invalid): New function.
10061 (Sized_relobj::do_gc_process_relocs): New function.
10062 * options.h (General_options::gc_sections): Modify to not be a no-op.
10063 (General_options::print_gc_sections): New option.
10064 * plugin.cc (Plugin_finish::run): Remove function call to
10065 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
10066 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
10067 * reloc.cc (Read_relocs::run): Add task to process relocs and
10068 determine unreferenced sections when doing garbage collection.
10069 (Gc_process_relocs): New class.
10070 (Sized_relobj::do_gc_process_relocs): New function.
10071 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
10072 sections that are garbage collected.
10073 * reloc.h (Gc_process_relocs): New class.
10074 * sparc.cc (Target_sparc::gc_process_relocs): New function.
10075 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
10076 symbols whose corresponding sections are garbage collected.
10077 (Symbol_table::Symbol_table): Add new parameter for the garbage
10078 collection object.
10079 (Symbol_table::gc_mark_undef_symbols): New function.
10080 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10081 (Symbol_table::gc_mark_dyn_syms): New function.
10082 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
10083 as garbage.
10084 (Symbol_table::add_from_object): Likewise.
10085 (Symbol_table::add_from_relobj): When building shared objects, do not
10086 treat externally visible symbols as garbage.
10087 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
10088 table information for static and relocatable links.
10089 * symtab.h (Symbol_table::set_gc): New function.
10090 (Symbol_table::gc): New function.
10091 (Symbol_table::gc_mark_undef_symbols): New function.
10092 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10093 (Symbol_table::gc_mark_dyn_syms): New function.
10094 (Symbol_table::gc_): New data member.
10095 * target.h (Sized_target::gc_process_relocs): New pure virtual
10096 function.
10097 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
10098 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
10100 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
10102 * options.h (General_options::gc_sections): Define as a no-op for now.
10103 (General_options::no_keep_memory): Ditto.
10104 (General_options::Bshareable): Define.
10105 * options.cc (General_options::finalize): Honor -Bshareable.
10107 2009-01-20 Andreas Schwab <schwab@suse.de>
10109 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
10110 read the value in the contents, since we don't use it. Use the
10111 template endianness when writing.
10112 (Relocate::relocate): Use it for R_PPC_REL16_HA.
10114 2009-01-19 Andreas Schwab <schwab@suse.de>
10116 * configure.tgt (powerpc64-*): Fix targ_obj.
10118 2009-01-15 Ian Lance Taylor <iant@google.com>
10120 * object.cc (Sized_relobj::write_local_symbols): Don't write out
10121 local symbols when stripping all symbols.
10123 2009-01-14 Cary Coutant <ccoutant@google.com>
10125 * output.cc (Output_reloc): Add explicit instantiations.
10127 2009-01-14 Cary Coutant <ccoutant@google.com>
10129 * archive.cc (Archive::get_elf_object_for_member): Remove call
10130 to File_read::claim_for_plugin.
10131 * descriptors.cc (Descriptors::open): Remove reference to
10132 is_claimed.
10133 (Descriptors::claim_for_plugin): Remove.
10134 * descriptors.h (Descriptors::claim_for_plugin): Remove.
10135 (Descriptors::is_claimed): Remove.
10136 (claim_descriptor_for_plugin): Remove.
10137 * fileread.cc (File_read::claim_for_plugin): Remove.
10138 * fileread.h (File_read::claim_for_plugin): Remove.
10139 (File_read::descriptor): Reopen descriptor if necessary.
10140 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
10141 (Plugin_manager::all_symbols_read): Add task parameter. Change
10142 all callers.
10143 (Plugin_manager::get_input_file): New function.
10144 (Plugin_manager::release_input_file): New function.
10145 (Pluginobj::Pluginobj): Add filesize parameter and initialize
10146 corresponding data member.
10147 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
10148 and pass to base constructor. Change all callers.
10149 (get_input_file, release_input_file): New functions.
10150 (make_sized_plugin_object): Add filesize parameter. Change all callers.
10151 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
10152 (Plugin_manager::all_symbols_read): Add task parameter.
10153 (Plugin_manager::get_input_file): New function.
10154 (Plugin_manager::release_input_file): New function.
10155 (Plugin_manager::task_): New data member.
10156 (Pluginobj::Pluginobj): Add filesize parameter.
10157 (Pluginobj::filename): New function.
10158 (Pluginobj::descriptor): New function.
10159 (Pluginobj::filesize): New function.
10160 (Pluginobj::filesize_): New data member.
10161 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
10162 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
10163 File_read::claim_for_plugin; use Object::unlock to unlock the file.
10165 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
10166 with archive libraries.
10167 * testsuite/Makefile.in: Regenerate.
10168 * testsuite/plugin_test.c (struct sym_info): New type.
10169 (get_input_file, release_input_file): New static variables.
10170 (onload): Capture new transfer vector entries.
10171 (claim_file_hook): Stop reading at end of file according to filesize.
10172 Factor out parsing of readelf output into separate function.
10173 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10174 APIs and get the source file name from the symbol table. Convert
10175 source file name to corresponding object file name. Print info
10176 message when adding new input files.
10177 (parse_readelf_line): New function.
10178 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10179 * testsuite/plugin_test_2.sh: Likewise.
10180 * testsuite/plugin_test_3.sh: Likewise.
10181 * testsuite/plugin_test_4.sh: New test case.
10183 2009-01-07 Ian Lance Taylor <iant@google.com>
10185 * version.cc (version_string): Bump to 1.8.
10187 2008-12-23 Cary Coutant <ccoutant@google.com>
10189 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10190 * plugin.cc (Plugin_manager::finish): Rename as
10191 layout_deferred_objects. Move cleanup to separate function.
10192 (Plugin_manager::cleanup): New function.
10193 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10194 separately.
10195 * plugin.h (Plugin_manager::finish): Rename as
10196 layout_deferred_objects.
10197 (Plugin_manager::cleanup): New function.
10198 (Plugin_manager::cleanup_done): New field.
10200 2008-12-23 Cary Coutant <ccoutant@google.com>
10202 * plugin.cc (is_visible_from_outside): New function.
10203 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10204 so we don't return "IR only" status for exported symbols or -r links.
10206 * testsuite/Makefile.am (plugin_test_3): New test case.
10207 * testsuite/Makefile.in: Regenerate.
10208 * testsuite/plugin_test_3.sh: New file.
10210 2008-12-22 Cary Coutant <ccoutant@google.com>
10212 * object.cc (Sized_relobj::layout_section): New function.
10213 (Sized_relobj::do_layout): Defer layout of input sections until after
10214 plugin has provided replacement files.
10215 (Sized_relobj::do_layout_deferred_sections): New function.
10216 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10217 (Relobj::layout_deferred_sections): New function.
10218 (Relobj::do_layout_deferred_sections): New function.
10219 (Sized_relobj::do_layout_deferred_sections): New function.
10220 (Sized_relobj::layout_section): New function.
10221 (Sized_relobj::Deferred_layout): New structure.
10222 (Sized_relobj::deferred_layout_): New field.
10223 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10224 Change all callers. Layout deferred sections.
10225 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10226 references.
10227 (Plugin_hook::run): Move code from do_plugin_hook inline.
10228 (Plugin_hook::do_plugin_hook): Remove.
10229 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10230 (Plugin_manager::finish): Renamed, was cleanup.
10231 (Plugin_manager::should_defer_layout): New function.
10232 (Plugin_manager::add_deferred_layout_object): New function.
10233 (Plugin_manager::Deferred_layout_list): New type.
10234 (Plugin_manager::deferred_layout_objects_): New field.
10235 (Plugin_hook::do_plugin_hook): Remove.
10237 2008-12-17 Ian Lance Taylor <iant@google.com>
10239 * options.h (class General_options): Add --no case for
10240 --export-dynamic.
10242 2008-12-16 Cary Coutant <ccoutant@google.com>
10244 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10245 vector.
10246 (Plugin_manager::claim_file): Create plugin object even if
10247 plugin did not call the add_symbols callback.
10248 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10249 asking for more symbols than were added.
10250 * testsuite/Makefile.am (plugin_test_1): Add test case with
10251 no global symbols.
10252 (empty.syms): New target.
10253 * testsuite/Makefile.in: Regenerate.
10254 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10255 message. Don't call add_symbols if no globals.
10256 (all_symbols_read_hook): Don't provide replacement for empty
10257 claimed file.
10259 2008-12-12 Ian Lance Taylor <iant@google.com>
10261 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10262 r_type == 0 for a local symbol with r_sym == 0.
10263 (scan_relocatable_relocs): Pass r_sym to
10264 local_non_section_strategy.
10265 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10266 r_sym parameter.
10268 * configure.ac: Update test for TLS descriptors: they are
10269 supported as of glibc 2.9.
10270 * configure: Rebuild.
10272 2008-12-11 Ian Lance Taylor <iant@google.com>
10274 PR 7091
10275 * target-reloc.h (Default_scan_relocatable_relocs): For each
10276 function, map r_type == 0 to RELOC_DISCARD.
10278 2008-12-10 Cary Coutant <ccoutant@google.com>
10280 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10281 object to override a kept COMDAT group from a plugin object.
10283 2008-12-09 Ian Lance Taylor <iant@google.com>
10285 PR 7088
10286 * yyscript.y (file_cmd): Handle INPUT.
10288 * testsuite/initpri1.c: Change all declarations to be full
10289 prototypes by adding void, to avoid compiler warnings.
10291 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
10293 * options.cc (General_options::parse_plugin_opt): New.
10294 (General_options::add_plugin): The argument now is just the filename.
10295 (General_options::add_plugin_option): New.
10296 * options.h (plugin_opt): New.
10297 (add_plugin): Change argument name.
10298 (add_plugin_option): New.
10299 * plugin.cc (Plugin::load): Don't parse the plugin option.
10300 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10301 (Plugin::add_option): New.
10302 (Plugin::args_): Change type.
10303 (Plugin::filename_): New.
10304 (Plugin_manager::add_plugin_option): New.
10305 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10306 * testsuite/Makefile.in: Regenerate.
10308 2008-12-05 Cary Coutant <ccoutant@google.com>
10310 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10311 Handle --strip-lto-sections option.
10312 * options.h (strip_lto_sections): New option.
10314 2008-12-01 Cary Coutant <ccoutant@google.com>
10316 * plugin.cc (ld_plugin_message): Change format parameter to const.
10317 Fix mismatch between new[] and delete.
10319 2008-11-14 Cary Coutant <ccoutant@google.com>
10321 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10322 instead of -1U.
10324 2008-11-05 Craig Silverstein <csilvers@google.com>
10326 * options.cc (General_options::parse_dynamic_list): New function.
10327 * options.h (General_options): New flags dynamic_list,
10328 dynamic_list_data, dynamic_list_cpp_new, and
10329 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10330 (General_options::in_dynamic_list): New function.
10331 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10332 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10333 (Lex::can_continue_name): Likewise.
10334 (yylex): Likewise.
10335 (read_script_file): New parameter script_options.
10336 (read_dynamic_list): New function.
10337 (Script_options::define_dynamic_list): New function.
10338 (dynamic_list_keyword_parsecodes): New variable.
10339 (dynamic_list_keywords): New variable.
10340 * script.h (Script_options::define_dynamic_list): New function
10341 prototype.
10342 (read_dynamic_list): New function prototype.
10343 * symtab.cc (strprefix): New macro.
10344 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10345 dynamic_list_data, dynamic_list_cpp_new, and
10346 dynamic_list_cpp_typeinfo.
10347 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10348 (dynamic_list_expr): New rule.
10349 (dynamic_list_nodes): Likewise.
10350 (dynamic_list_node): Likewise.
10351 * testsuite/Makefile.am (dynamic_list): New test.
10352 * testsuite/Makefile.in: Regenerated.
10353 * testsuite/dynamic_list.t: New file.
10354 * testsuite/dynamic_list.sh: New file.
10356 2008-11-05 Craig Silverstein <csilvers@google.com>
10358 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10359 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10360 (t11_last): Likewise.
10361 * testsuite/ver_test_6.c (main): Likewise.
10363 2008-10-07 Cary Coutant <ccoutant@google.com>
10365 * options.c (General_options::finalize): Add check for -static and
10366 -shared.
10367 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10368 is not empty.
10370 2008-10-02 Cary Coutant <ccoutant@google.com>
10372 * plugin.cc (make_sized_plugin_object): Fix conditional
10373 compilation to work when not all targets are enabled.
10375 2008-09-29 Cary Coutant <ccoutant@google.com>
10377 * archive.cc (Archive::get_file_and_offset): Use filename instead
10378 of name to get library path.
10379 (Archive::include_member): Unlock external member of a thin archive.
10381 * testsuite/Makefile.am (TEST_AR): New variable.
10382 (thin_archive_test_1): New test.
10383 (thin_archive_test_2): New test.
10384 * testsuite/Makefile.in: Regenerate.
10385 * testsuite/thin_archive_main.cc: New file.
10386 * testsuite/thin_archive_test_1.cc: New file.
10387 * testsuite/thin_archive_test_2.cc: New file.
10388 * testsuite/thin_archive_test_3.cc: New file.
10389 * testsuite/thin_archive_test_4.cc: New file.
10391 2008-09-29 Cary Coutant <ccoutant@google.com>
10393 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10394 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10395 instead of -1U.
10396 (Sized_relobj::do_finalize_local_symbols): Likewise.
10397 (Sized_relobj::map_to_kept_section): Likewise.
10398 * object.h (Sized_relobj::invalid_address): New constant.
10399 (Sized_relobj::do_output_section_offset): Check for invalid_address
10400 and return -1ULL.
10401 * output.cc (Output_reloc::local_section_offset): Use constant
10402 invalid_address instead of -1U.
10403 (Output_reloc::get_address): Likewise.
10404 (Output_section::output_address): Change -1U to -1ULL.
10405 * output.h (Output_reloc::invalid_address): New constant.
10406 * reloc.cc (Sized_relobj::write_sections): Use constant
10407 invalid_address instead of -1U.
10408 (Sized_relobj::relocate_sections): Likewise.
10409 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10410 values for merge sections.
10411 * target-reloc.h (relocate_for_relocatable): Use constant
10412 invalid_address instead of -1U.
10414 2008-09-19 Cary Coutant <ccoutant@google.com>
10416 Add plugin functionality for link-time optimization (LTO).
10417 * configure.ac (plugins): Add --enable-plugins option.
10418 * configure: Regenerate.
10419 * config.in: Regenerate.
10420 * Makefile.am (LIBDL): New variable.
10421 (CCFILES): Add plugin.cc.
10422 (HFILES): Add plugin.h.
10423 (ldadd_var): Add LIBDL.
10424 * Makefile.in: Regenerate.
10426 * archive.cc: Include "plugin.h".
10427 (Archive::setup): Don't preread archive symbols when using a plugin.
10428 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10429 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10430 files.
10431 (Archive::include_member): Add symbols from plugin objects.
10432 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10433 * descriptors.cc (Descriptors::open): Check for file descriptors
10434 abandoned by plugins.
10435 (Descriptors::claim_for_plugin): New function.
10436 * descriptors.h (Descriptors::claim_for_plugin): New function.
10437 (Open_descriptor::is_claimed): New field.
10438 (claim_descriptor_for_plugin): New function.
10439 * fileread.cc (File_read::claim_for_plugin): New function.
10440 * fileread.h (File_read::claim_for_plugin): New function.
10441 (File_read::descriptor): New function.
10442 * gold.cc: Include "plugin.h".
10443 (queue_initial_tasks): Add task to call plugin hooks for generating
10444 new object files.
10445 * main.cc: Include "plugin.h".
10446 (main): Load plugin libraries.
10447 * object.h (Pluginobj): Declare.
10448 (Object::pluginobj): New function.
10449 (Object::do_pluginobj): New function.
10450 (Object::set_target): New function.
10451 * options.cc: Include "plugin.h".
10452 (General_options::parse_plugin): New function.
10453 (General_options::General_options): Initialize plugins_ field.
10454 (General_options::add_plugin): New function.
10455 * options.h (Plugin_manager): Declare.
10456 (General_options): Add --plugin option.
10457 (General_options::has_plugins): New function.
10458 (General_options::plugins): New function.
10459 (General_options::add_plugin): New function.
10460 (General_options::plugins_): New field.
10461 * plugin.cc: New file.
10462 * plugin.h: New file.
10463 * readsyms.cc: Include "plugin.h".
10464 (Read_symbols::do_read_symbols): Check for archive before checking
10465 for ELF file. Call plugin hooks to claim files.
10466 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10467 from a real object file; force override when processing replacement
10468 files.
10469 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10470 (Symbol::init_base_object): Likewise.
10471 (Symbol::init_base_output_data): Likewise.
10472 (Symbol::init_base_output_segment): Likewise.
10473 (Symbol::init_base_constant): Likewise.
10474 (Symbol::init_base_undefined): Likewise.
10475 (Symbol::output_section): Assert that object is not a plugin.
10476 (Symbol_table::add_from_pluginobj): New function.
10477 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10478 undefined.
10479 (Symbol_table::sized_write_globals): Likewise.
10480 (Symbol_table::add_from_pluginobj): Instantiate template.
10481 * symtab.h (Sized_pluginobj): Declare.
10482 (Symbol::in_real_elf): New function.
10483 (Symbol::set_in_real_elf): New function.
10484 (Symbol::in_real_elf_): New field.
10485 (Symbol_table::add_from_pluginobj): New function.
10487 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10488 (LIBDL): New variable.
10489 (LDADD): Add LIBDL.
10490 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10491 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10492 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10493 (MOSTLYCLEANFILES): Likewise.
10494 * testsuite/Makefile.in: Regenerate.
10495 * testsuite/plugin_test.c: New file.
10496 * testsuite/plugin_test_1.sh: New file.
10497 * testsuite/plugin_test_2.sh: New file.
10499 2008-09-16 Ian Lance Taylor <iant@google.com>
10501 * target-reloc.h (relocate_section): Check whether a symbol is
10502 defined by the ABI before reporting an undefined symbol error.
10503 * target.h (Target::is_defined_by_abi): Make parameter const.
10504 (Target::do_is_defined_by_abi): Likewise.
10505 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10506 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10507 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10508 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10509 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10510 * testsuite/Makefile.in: Rebuild.
10512 * fileread.cc (make_view): Add casts to avoid warning.
10514 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10516 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10517 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10519 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10521 * options.h (General_options::output_is_executable): New.
10522 (General_options::output_is_pie): New.
10523 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10524 for shared libraries.
10525 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10527 2008-09-11 Chris Demetriou <cgd@google.com>
10529 * options.h (origin): New -z option.
10530 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10531 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10532 in DT_FLAGS_1.
10534 2008-09-05 Cary Coutant <ccoutant@google.com>
10536 * fileread.cc (File_read::make_view): Add check for attempt to map
10537 beyond end of file.
10539 2008-09-05 Cary Coutant <ccoutant@google.com>
10541 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10542 explicit instantiations.
10544 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10546 PR gold/6858
10547 * options.cc (General_options::finalize): Allow undefined symbols
10548 in shlibs if linking -shared.
10550 PR gold/6859
10551 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10552 symbols as not needing a dynsym entry.
10554 2008-08-20 Craig Silverstein <csilvers@google.com>
10556 * fileread.cc (File_read::open): Do not lock the file unless it
10557 was successfully opened.
10559 2008-08-14 Cary Coutant <ccoutant@google.com>
10561 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10562 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10563 * testsuite/tls_test.cc (struct int128): 128-bit struct
10564 for testing TLS relocs with non-zero addend.
10565 (v12): New TLS variable.
10566 (t12): New test.
10567 (t_last): Add check for v12.
10568 * testsuite/tls_test.h (t12): New function.
10569 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10571 2008-08-13 Ian Lance Taylor <iant@google.com>
10573 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10574 set tls_segment_ or relro_segment_.
10575 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10576 when appropriate.
10577 * output.h (Output_section::clear_is_relro): New function.
10578 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10579 sections specially even when output_data_ is empty.
10580 (Output_segment::maximum_alignment): When first section is relro,
10581 only force alignment for PT_LOAD segments.
10582 * script.cc (script_data_segment_align): New function.
10583 (script_data_segment_relro_end): New function.
10584 * script-c.h (script_data_segment_align): Declare.
10585 (script_data_segment_relro_end): Declare.
10586 * script-sections.h (class Script_sections): Declare
10587 data_segment_align and data_segment_relro_end. Add fields
10588 segment_align_index_ and saw_relro_end_.
10589 * script-sections.cc (class Sections_element): Add set_is_relro
10590 virtual function. Add new bool* parameter to place_orphan_here.
10591 Add get_output_section virtual function.
10592 (class Output_section_definition): Add set_is_relro. Add new
10593 bool* parameter to place_orphan_here. Add get_output_section.
10594 Add is_relro_ field.
10595 (Output_section_definition::Output_section_definition): Initialize
10596 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10597 and is_relro_ fields.
10598 (Output_section_definition::place_orphan_here): Add is_relro
10599 parameter.
10600 (Output_section_definition::set_section_addresses): Set relro for
10601 output section.
10602 (Output_section_definition::alternate_constraint): Likewise.
10603 (class Orphan_output_section): Add new bool* parameter to
10604 place_orphan_here. Add get_output_section.
10605 (Orphan_output_section::place_orphan_here): Add is_relro
10606 parameter.
10607 (Script_sections::Script_sections): Initialize
10608 data_segment_align_index_ and saw_relro_end_.
10609 (Script_sections::data_segment_align): New function.
10610 (Script_sections::data_segment_relro_end): New function.
10611 (Script_sections::place_orphan): Set or clear is_relro.
10612 (Script_sections::set_section_addresses): Force alignment of first
10613 TLS section.
10614 * yyscript.y (exp): Call script_data_segment_align and
10615 script_data_segment_relro_end.
10616 * testsuite/relro_script_test.t: New file.
10617 * testsuite/relro_test.cc (using_script): Declare.
10618 (t1, t2): Test using_script.
10619 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10620 (relro_script_test_SOURCES): Define.
10621 (relro_script_test_DEPENDENCIES): Define.
10622 (relro_script_test_LDFLAGS): Define.
10623 (relro_script_test_LDADD): Define.
10624 (relro_script_test.so): New target.
10625 * testsuite/Makefile.in: Rebuild.
10627 2008-08-06 Cary Coutant <ccoutant@google.com>
10629 * archive.cc (Archive::total_archives, Archive::total_members)
10630 (Archive::total_members_loaded): New variables.
10631 (Archive::setup): Add parameter. Add option to preread
10632 archive symbols.
10633 (Archive::read_armap): Add counter.
10634 (Archive::get_file_and_offset): New function.
10635 (Archive::get_elf_object_for_member): New function.
10636 (Archive::read_all_symbols): New function.
10637 (Archive::read_symbols): New function.
10638 (Archive::add_symbols): Add counters.
10639 (Archive::include_all_members): Use armap to find members if it's
10640 already built.
10641 (Archive::include_member): Skip reading symbols if already read.
10642 Factored code into Archive::get_file_and_offset and
10643 Archive::get_elf_object_for_member. Changed call to
10644 Mapfile::report_include_archive_member.
10645 (Archive::print_stats): New function.
10646 * archive.h: Declare Object and Read_symbols_data classes.
10647 (Archive::Archive): Add initializers for new members.
10648 (Archive::setup): Add parameter.
10649 (Archive::print_stats): New function.
10650 (Archive::total_archives, Archive::total_members)
10651 (Archive::total_members_loaded): New variables.
10652 (Archive::get_file_and_offset): New function.
10653 (Archive::get_elf_object_for_member): New function.
10654 (Archive::read_all_symbols): New function.
10655 (Archive::read_symbols): New function.
10656 (Archive::Archive_member): New class.
10657 (Archive::members_): New member.
10658 (Archive::num_members_): New member.
10659 * main.cc: Include archive.h.
10660 (main): Call Archive::print_stats.
10661 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10662 archive parameter; member_name is now the fully-decorated name.
10663 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10664 * options.h: (General_options): Add --preread-archive-symbols option.
10665 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10666 Archive::setup.
10668 2008-08-04 Ian Lance Taylor <iant@google.com>
10670 * symtab.h (Symbol::use_plt_offset): New function.
10671 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10672 * powerpc.cc (Relocate::relocate): Likewise.
10673 * sparc.cc (Relocate::relocate): Likewise.
10674 * x86_64.cc (Relocate::relocate): Likewise.
10675 * testsuite/weak_plt.sh: New test.
10676 * testsuite/weak_plt_main.cc: New test.
10677 * testsuite/weak_plt_shared.cc: New test.
10678 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10679 (check_PROGRAMS): Add weak_plt.
10680 (check_DATA): Add weak_plt_shared.so.
10681 (weak_plt_main_pic.o, weak_plt): New targets.
10682 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10683 * testsuite/Makefile.in: Rebuild.
10685 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10686 gcctestdir/ld.
10687 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10688 * testsuite/Makefile.in: Rebuild.
10690 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10692 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10693 * Makefile.in: Regenerate.
10694 * po/POTFILES.in: Regenerate.
10696 2008-07-29 Ian Lance Taylor <iant@google.com>
10698 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10699 symbols before other symbols.
10700 * testsuite/script_test_2.cc (test_addr): Declare.
10701 (test_addr_alias): Declare.
10702 (main): Check that test_addr and test_addr_alias have the right
10703 values.
10704 * testsuite/script_test_2.t: Define test_addr_alias and
10705 test_addr.
10707 2008-07-24 Ian Lance Taylor <iant@google.com>
10709 PR 5990
10710 * descriptors.cc: New file.
10711 * descriptors.h: New file.
10712 * gold-threads.h (class Hold_optional_lock): New class.
10713 * fileread.cc: Include "descriptors.h".
10714 (File_read::~File_read): Release descriptor rather than closing
10715 it.
10716 (File_read::open) [file]: Call open_descriptor rather than open.
10717 Set is_descriptor_opened_.
10718 (File_read::open) [memory]: Assert that descriptor is not open.
10719 (File_read::reopen_descriptor): New function.
10720 (File_read::release): Release descriptor.
10721 (File_read::do_read): Make non-const. Reopen descriptor.
10722 (File_read::read): Make non-const.
10723 (File_read::make_view): Reopen descriptor.
10724 (File_read::do_readv): Likewise.
10725 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10726 Update declarations.
10727 * layout.cc: Include "descriptors.h".
10728 (Layout::create_build_id): Use open_descriptor rather than open.
10729 * output.cc: Include "descriptors.h".
10730 (Output_file::open): Use open_descriptor rather than open.
10731 * archive.cc (Archive::const_iterator): Change Archive to be
10732 non-const.
10733 (Archive::begin, Archive::end): Make non-const.
10734 (Archive::count_members): Likewise.
10735 * archive.h (class Archive): Update declarations.
10736 * object.h (Object::read): Make non-const.
10737 * Makefile.am (CCFILES): Add descriptors.cc.
10738 (HFILES): Add descriptors.h.
10739 * Makefile.in: Rebuild.
10741 PR 6716
10742 * gold.h: Always include <clocale>. Add Solaris workarounds
10743 following code in binutils/sysdep.h.
10745 PR 6048
10746 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10747 this->eh_frame_hdr_ is NULL before using it.
10749 * dynobj.cc (Versions::Versions): Update comment.
10751 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10752 the base version name.
10754 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10755 array size plus one.
10756 (Stringpool_template::set_string_offsets): Subtract one from key
10757 before using it as an array index.
10758 (Stringpool_template::get_offset_with_length): Likewise.
10759 (Stringpool_template::write_to_buffer): Likewise.
10760 * stringpool.h (Stringpool_template::get_offset_from_key):
10761 Likewise.
10763 2008-07-23 Ian Lance Taylor <iant@google.com>
10765 PR 6658
10766 * object.h (Merged_symbol_value::value): Do our best to handle a
10767 negative addend.
10769 PR 6647
10770 * script.cc (Version_script_info::get_versions): Don't add empty
10771 version tag to return value.
10772 (Version_script_info::get_symbol_version_helper): Change return
10773 type to bool. Add pversion parameter. Change all callers.
10774 (script_register_vers_node): Don't require a non-NULL tag.
10775 * script.h (class Version_script_info): Update declarations.
10776 (Version_script_info::get_symbol_version): Change return type to
10777 bool. Add version parameter. Change all callers.
10778 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10779 handling. Handle an empty version from a version script.
10780 (Symbol_table::define_special_symbol): Likewise.
10781 * testsuite/ver_test_10.script: New file.
10782 * testsuite/ver_test_10.sh: New file.
10783 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10784 (check_DATA): Add ver_test_10.syms.
10785 (ver_test_10.syms, ver_test_10.so): New target.
10786 * testsuite/Makefile.in: Rebuild.
10788 2008-07-23 Simon Baldwin <simonb@google.com>
10790 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10791 to zero for undefined symbols from dynamic libraries.
10793 2008-07-23 Ian Lance Taylor <iant@google.com>
10795 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10796 Change all callers.
10797 * symtab.h (class Symbol_table): Update declaration.
10798 * testsuite/ver_test_9.cc: New file.
10799 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10800 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10801 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10802 (ver_test_9.so, ver_test_9.o): New targets.
10803 * testsuite/Makefile.in: Rebuild.
10805 2008-07-22 Ian Lance Taylor <iant@google.com>
10807 * options.h (class General_options): Define --check-sections.
10808 * layout.cc (Layout::set_segment_offsets): Handle
10809 --check-sections.
10811 * options.h (class General_options): Define -n/--nmagic and
10812 -N/--omagic.
10813 * options.cc (General_options::finalize): For -n/--nmagic or
10814 -N/--omagic, set -static.
10815 * layout.cc (Layout::attach_allocated_section_to_segment): If
10816 -N/--omagic, don't put read-only and read-write sections in
10817 different segments.
10818 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10819 finding a read-only segment.
10820 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10821 don't set the minimum segment alignment to the common page size,
10822 and don't set the file offset to the address modulo the page size.
10823 * script-sections.cc (Script_sections::create_segments): If
10824 -n/--omagic, don't put read-only and read-write sections in
10825 different segments.
10827 * cref.cc: New file.
10828 * cref.h: New file.
10829 * options.h (class General_options): Add --print-symbol-counts.
10830 * main.cc (main): Issue defined symbol report if requested.
10831 * archive.cc (Archive::interpret_header): Make into a const member
10832 function.
10833 (Archive::add_symbols): Call Input_objects::archive_start and
10834 archive_stop.
10835 (Archive::const_iterator): Define new class.
10836 (Archive::begin, Archive::end): New functions.
10837 (Archive::include_all_members): Rewrite to use iterator.
10838 (Archive::count_members): New function.
10839 * archive.h (class Archive): Update declarations.
10840 (Archive::filename): New function.
10841 * object.cc: Include "cref.h".
10842 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10843 (Sized_relobj::do_get_global_symbol_counts): New function.
10844 (Input_objects::add_object): Add object to cross-referencer.
10845 (Input_objects::archive_start): New function.
10846 (Input_objects::archive_stop): New function.
10847 (Input_objects::print_symbol_counts): New function.
10848 * object.h: Declare Cref and Archive.
10849 (Object::get_global_symbol_counts): New function.
10850 (Object::do_get_global_symbol_counts): New pure virtual function.
10851 (class Sized_relobj): Add defined_count_ field. Update
10852 declarations.
10853 (class Input_objects): Add cref_ field. Update constructor.
10854 Update declarations.
10855 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10856 defined_count_.
10857 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10858 symbol counts.
10859 (Sized_dynobj::do_get_global_symbol_counts): New function.
10860 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10861 defined_count_. Update declarations. Define Symbols typedef.
10862 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10863 parameter. Change all callers.
10864 (Symbol_table::add_from_dynobj): Add sympointers and defined
10865 parameters. Change all callers.
10866 * symtab.h (class Symbol_table): Update declarations.
10867 * Makefile.am (CCFILES): Add cref.cc.
10868 (HFILES): Add cref.h.
10869 * Makefile.in: Rebuild.
10871 2008-07-22 Simon Baldwin <simonb@google.com>
10873 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10874 to zero when writing undefined symbols.
10876 2008-07-22 Ian Lance Taylor <iant@google.com>
10878 * output.cc (Output_section::add_input_section): Don't try to
10879 merge empty merge sections.
10881 2008-07-21 Craig Silverstein <csilvers@google.com>
10883 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10884 Include symbol version in error message.
10886 2008-07-20 Chris Demetriou <cgd@google.com>
10888 * configure.ac (gold_cv_c_random_seed): New configured variable.
10889 (RANDOM_SEED_CFLAGS): New substituted variable.
10890 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10891 * configure: Rebuild.
10892 * Makefile.in: Likewise.
10893 * testsuite/Makefile.in: Likewise.
10895 2008-07-18 Ian Lance Taylor <iant@google.com>
10897 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10898 where we see NAME/NULL and NAME/VERSION as separate symbols.
10899 * testsuite/ver_test_main.cc (main): Call t4.
10900 (t4, t4_2a): Define.
10901 * testsuite/ver_test_2.cc (t4_2): Define.
10902 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10903 * testsuite/ver_test_4.cc (t4_2a): Define.
10904 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10905 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10907 2008-07-17 Ian Lance Taylor <iant@google.com>
10909 * dynobj.cc (Versions::add_def): If we give an error about a
10910 missing version, go ahead and create the version anyhow.
10912 2008-07-10 Ian Lance Taylor <iant@google.com>
10914 Handle output sections with more than 0x7fffffff bytes.
10915 * object.h (class Relobj): Change map_to_output_ to
10916 output_sections_, and just keep a section pointer. Change all
10917 uses. Move comdat group support to Sized_relobj.
10918 (Relobj::is_section_specially_mapped): Remove.
10919 (Relobj::output_section): Remove poff parameter. Change all
10920 callers.
10921 (Relobj::output_section_offset): New function.
10922 (Relobj::set_section_offset): Rewrite.
10923 (Relobj::map_to_output): Remove.
10924 (Relobj::output_sections): New function.
10925 (Relobj::do_output_section_offset): New pure virtual function.
10926 (Relobj::do_set_section_offset): Likewise.
10927 (class Sized_relobj): Add section_offsets_ field. Add comdat
10928 group support from Relobj. Update declarations.
10929 (Sized_relobj::get_output_section_offset): New function.
10930 (Sized_relobj::do_output_section_offset): New function.
10931 (Sized_relobj::do_set_section_offset): New function.
10932 * object.cc (Relobj::output_section_address): Remove.
10933 (Sized_relobj::Sized_relobj): Initialize new fields.
10934 (Sized_relobj::include_section_group): Cast find_kept_object to
10935 Sized_relobj.
10936 (Sized_relobj::include_linkonce_section): Likewise.
10937 (Sized_relobj::do_layout): Use separate arrays for output section
10938 and output offset.
10939 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10940 output_sections.
10941 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10942 output_sections and section_offsets.
10943 (Sized_relobj::write_local_symbols): Likewise.
10944 (map_to_kept_section): Compute output address directly.
10945 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10946 output_sections and section_offsets.
10947 (Sized_relobj::write_sections): Likewise.
10948 (Sized_relobj::relocate_sections): Likewise.
10949 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10950 * output.h (class Output_reloc): Update declarations. Change
10951 u2_.relobj to Sized_relobj*.
10952 (class Output_data_reloc): Change add functions to use
10953 Sized_relobj*.
10954 * output.cc (Output_reloc::Output_reloc): Change relobj to
10955 Sized_relobj*.
10956 (Output_reloc::local_section_offset): Change return type to
10957 Elf_Addr. Use get_output_section_offset.
10958 (Output_reloc::get_address): Likewise.
10959 (Output_section::is_input_address_mapped): Don't call
10960 is_section_specially_mapped.
10961 (Output_section::output_offset): Likewise.
10962 (Output_section::output_address): Likewise.
10963 (Output_section::starting_output_address): Likewise.
10964 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10965 parameter to Sized_relobj*.
10966 (Copy_relocs::need_copy_reloc): Likewise.
10967 (Copy_relocs::save): Likewise.
10968 * copy-relocs.h (class Copy_relocs): Update declarations.
10969 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10970 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10971 * target-reloc.h (relocate_for_relocatable): Change
10972 offset_in_output_section type to Elf_Addr. Change code that uses
10973 it as well.
10974 * layout.cc (Layout::layout): Always set *off.
10975 * mapfile.cc (Mapfile::print_input_section): Use
10976 output_section_offset.
10977 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10978 Sized_relobj*.
10979 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10980 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10981 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10983 2008-07-03 Ian Lance Taylor <iant@google.com>
10985 * layout.cc (Layout::include_section): Do not discard unrecognized
10986 SHT_STRTAB sections.
10988 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10990 * script.cc (Lex::can_continue_name): Make '?' allowable in
10991 version-script names.
10992 * testsuite/version_script.map: Change glob pattern to use '?'
10994 2008-06-30 Manish Singh <yosh@gimp.org>
10996 PR 6585
10997 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10998 Correct typo.
11000 2008-06-30 Ian Lance Taylor <iant@google.com>
11002 PR 6660
11003 PR 6682
11004 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
11005 versions]: Don't try to read the value in the contents, since we
11006 don't use it. Use the template endianness when writing.
11008 2008-06-25 Cary Coutant <ccoutant@google.com>
11010 * fileread.cc (File_read::make_view): Assert on zero-length view.
11011 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
11012 symbol table when there are no symbols to read.
11014 2008-06-23 Craig Silverstein <csilvers@google.com>
11016 * version.cc (version_string): Bump to 1.7
11018 2008-06-18 Craig Silverstein <csilvers@google.com>
11020 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
11021 constant 0xFFFF to type Valtype.
11022 (Powerpc_relocate_functions::rel16_ha): Likewise.
11024 2008-06-17 Ian Lance Taylor <iant@google.com>
11026 * output.h (Output_section::Input_section): Initialize p2align_ to
11027 zero for Output_section_data constructors.
11028 (Output_section::Input_section::addralign): If not an input
11029 section, return the alignment of the Output_section_data.
11030 * testsuite/copy_test.cc: New file.
11031 * testsuite/copy_test_1.cc: New file.
11032 * testsuite/copy_test_2.cc: New file.
11033 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
11034 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
11035 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
11036 (copy_test_1_pic.o, copy_test_1.so): New targets.
11037 (copy_test_2_pic.o, copy_test_2.so): New targets.
11038 * testsuite/Makefile.in: Rebuild.
11040 * script-sections.cc (Script_sections::place_orphan): Initialize
11041 local variable exact.
11043 2008-06-13 David Edelsohn <edelsohn@gnu.org>
11045 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
11047 2008-06-12 David Edelsohn <edelsohn@gnu.org>
11048 David S. Miller <davem@davemloft.net>
11050 * powerpc.cc: New file.
11051 * Makefile.am (TARGETSOURCES): Add powerpc.cc
11052 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
11053 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
11054 * Makefile.in: Rebuild.
11056 2008-06-09 Ian Lance Taylor <iant@google.com>
11058 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
11059 <exception>.
11060 (throwing, orig_terminate): New static variables.
11061 (terminate_handler): New static function.
11062 (t2): Set terminate handler.
11064 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
11066 PR 6584
11067 * binary.cc (Binary_to_elf::sized_convert): Fix .data
11068 alignment.
11070 2008-05-30 Cary Coutant <ccoutant@google.com>
11072 * archive.cc (Archive::include_all_members) Correct to step
11073 over symbol table and extended name table in thin archives.
11075 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
11077 PR 6407
11078 * target-reloc.h (relocate_for_relocatable): Fix new_offset
11079 calculation.
11081 2008-05-28 Caleb Howe <cshowe@google.com>
11083 * reduced_debug_output.cc: New file.
11084 * reduced_debug_output.h: New file.
11085 * options.h (class General_options): Add --strip-debug-non-line.
11086 * options.cc (General_options::finalize): Add strip_debug_non_line
11087 to the strip heirarchy.
11088 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
11089 fields.
11090 * layout.cc: Include "reduced_debug_output.h".
11091 (Layout::Layout): Initialize new fields.
11092 (line_only_debug_sections): New static array.
11093 (is_lines_only_debug_sections): New static inline function.
11094 (Layout::include_section): Handle --strip-debug-non-line.
11095 (Layout::make_output_section): If --strip-debug-non-line, build
11096 new output sections for .debug_abbrev and .debug_info.
11097 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
11098 gold. Warn about possible overflow.
11099 (read_signed_LEB_128): Likewise.
11100 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
11101 (read_signed_LEB_128): Declare.
11102 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
11103 (HFILES): Add reduced_debug_output.h.
11104 * Makefile.in: Rebuild.
11106 2008-05-21 Ian Lance Taylor <iant@google.com>
11108 * mapfile.cc: New file.
11109 * mapfile.h: New file.
11110 * options.h (class General_options): Add -M/--print-map and -Map.
11111 * options.cc (General_options::finalize): Make -M equivalent to
11112 -Map -.
11113 * main.cc: Include <cstdio> and "mapfile.h".
11114 (main): Open mapfile if requested.
11115 * gold.cc (class Middle_runner): Add mapfile_ field. Update
11116 constructor. Change caller.
11117 (queue_initial_tasks): Add mapfile parameter. Change caller.
11118 (queue_middle_tasks): Likewise.
11119 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
11120 declarations.
11121 * archive.cc: Include "mapfile.h".
11122 (Archive::add_symbols): Add mapfile parameter. Change all
11123 callers. Pass mapfile, symbol, and reason to include_member.
11124 (Archive::include_all_members): Add mapfile parameter. Change all
11125 callers.
11126 (Archive::include_member): Add mapfile, sym, and why parameters.
11127 Change all callers. Report inclusion to map file.
11128 * archive.h: Include "fileread.h".
11129 (class Archive): Update declarations.
11130 (Archive::file): New const method.
11131 (class Add_archive_symbols): Add mapfile_ field. Update
11132 constructor. Change all callers.
11133 * readsyms.h (class Read_symbols): Likewise.
11134 (class Finish_group): Likewise.
11135 (class Read_script): Likewise.
11136 * common.cc: Include "mapfile.h".
11137 (Symbol_table::allocate_commons): Add mapfile parameter. Change
11138 all callers.
11139 (Symbol_table::do_allocate_commons): Likewise.
11140 (Symbol_table::do_allocate_commons_list): Likewise. Report common
11141 symbol allocation to mapfile.
11142 * common.h (class Allocate_commons_task): Add mapfile_ field.
11143 Update constructor. Change all callers.
11144 * symtab.h (class Symbol_table): Update declarations.
11145 * layout.cc: Include "mapfile.h".
11146 (Layout_task_runner::run): Print information to mapfile.
11147 (Layout::create_gold_note): Change Output_data_fixed_space to
11148 Output_data_zero_fill.
11149 (Layout::create_build_id): Likewise.
11150 (Layout::print_to_mapfile): New function.
11151 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
11152 constructor. Change caller.
11153 (class Layout): Declare print_to_mapfile.
11154 * output.cc (Output_section::Input_section::print_to_mapfile): New
11155 function.
11156 (Output_section::add_input_section): If producing a map, always
11157 add to input_sections_ list.
11158 (Output_section::do_print_to_mapfile): New function.
11159 (Output_segment::print_sections_to_mapfile): New function.
11160 (Output_segment::print_section_list_to_mapfile): New function.
11161 * output.h: Include "mapfile.h".
11162 (Output_data::print_to_mapfile): New function.
11163 (Output_data::do_print_to_mapfile): New virtual function.
11164 (Output_segment_headers::do_print_to_mapfile): New function.
11165 (Output_file_header::do_print_to_mapfile): New function.
11166 (Output_data_const::do_print_to_mapfile): New function.
11167 (class Output_data_const_buffer): Add map_name_ field. Update
11168 constructor. Change all callers. Add do_print_to_mapfile
11169 function.
11170 (class Output_data_fixed_space): Likewise.
11171 (class Output_data_space): Likewise.
11172 (class Output_data_zero_fill): New class.
11173 (Output_data_strtab::do_print_to_mapfile): New function.
11174 (Output_data_reloc_base::do_print_to_mapfile): New function.
11175 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11176 (Output_data_group::do_print_to_mapfile): New function.
11177 (Output_data_got::do_print_to_mapfile): New function.
11178 (Output_data_dynamic::do_print_to_mapfile): New function.
11179 (Output_symtab_xindex::do_print_to_mapfile): New function.
11180 (class Output_section): Declare do_print_to_mapflie. Declare
11181 print_to_mapfile in Input_section.
11182 (class Output_segment): Declare new functions.
11183 * object.h (Sized_relobj::symbol_count): New function.
11184 * script-sections.cc
11185 (Output_section_element_dot_assignment::set_section_addresses):
11186 Change Output_data_fixed_space to Output_data_zero_fill.
11187 (Output_data_expression::do_print_to_mapfile): New function.
11188 * script.cc (read_input_script): Add mapfile parameter. Change
11189 all callers.
11190 * script.h (read_input_script): Update declaration.
11191 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11192 (Eh_frame::do_print_to_mapfile): New function.
11193 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11194 (Output_merge_string::do_print_to_mapfile): New function.
11195 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11196 function.
11197 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11198 function.
11199 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11200 function.
11201 * Makefile.am (CCFILES): Add mapfile.cc.
11202 (HFILES): Add mapfile.h.
11203 * Makefile.in: Rebuild.
11205 2008-05-19 Ian Lance Taylor <iant@google.com>
11207 * options.h (class General_options): Add -z relro.
11208 * layout.cc (Layout::Layout): Initialize relro_segment_.
11209 (Layout::add_output_section_data): Return the output section.
11210 (Layout::make_output_section): Rcognize relro sections and mark
11211 them appropriately.
11212 (Layout::attach_allocated_section_to_segment): Put relro sections
11213 in a PT_GNU_RELRO segment.
11214 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11215 section as relro.
11216 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11217 PT_TLS segments.
11218 (Layout::linkonce_mapping): Map d.rel.ro.local to
11219 .data.rel.ro.local.
11220 (Layout::output_section_name): Us .data.rel.ro.local for any
11221 section which begins with that.
11222 * layout.h (class Layout): Update add_output_section_data
11223 declaration. Add relro_segment_ field.
11224 * output.cc (Output_section::Output_section): Initialize is_relro_
11225 and is_relro_local_ fields.
11226 (Output_segment::add_output_section): Group relro sections.
11227 (Output_segment::is_first_section_relro): New function.
11228 (Output_segment::maximum_alignment): If there is a relro section,
11229 align the segment to the common page size.
11230 (Output_segment::set_section_addresses): Track whether we are
11231 looking at relro sections. If the last section is a relro
11232 section, align to the common page size.
11233 (Output_segment::set_section_list_addresses): Add in_relro
11234 parameter. Change all callers. Align to the page size when
11235 moving from relro to non-relro section.
11236 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11237 segment.
11238 * output.h (class Output_section): Add is_relro_ and
11239 is_relro_local_ fields.
11240 (Output_section::is_relro): New function.
11241 (Output_section::set_is_relro): New function.
11242 (Output_section::is_relro_local): New function.
11243 (Output_section::set_is_relro_local): New function.
11244 (class Output_segment): Update declarations.
11245 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11246 * sparc.cc (Target_sparc::got_section): Likewise.
11247 * x86_64.cc (Target_x86_64::got_section): Likewise.
11248 * testsuite/relro_test_main.cc: New file.
11249 * testsuite/relro_test.cc: New file.
11250 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11251 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11252 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11253 (relro_test.so, relro_test_pic.o): New targets.
11254 * testsuite/Makefile.in: Rebuild.
11256 2008-05-16 Ian Lance Taylor <iant@google.com>
11258 * output.cc (Output_segment::add_output_section): Remove front
11259 parameter.
11260 * output.h (class Output_segment): Remove
11261 add_initial_output_section and overloaded add_output_section.
11262 Update declaration of remaining add_output_section.
11263 * layout.cc (Layout::create_interp): Call add_output_section
11264 rather than add_initial_output_section.
11265 (Layout::finish_dynamic_section): Likewise.
11267 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11268 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11269 know the dynamic type.
11270 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11271 field. Initialize it in constructor.
11272 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11273 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11274 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11275 reloc.
11277 * output.cc (Output_reloc::get_address): Change return type to
11278 Elf_Addr.
11279 * output.h (class Output_reloc): Update get_address declaration.
11280 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11281 for section addresses.
11283 2008-05-09 Ian Lance Taylor <iant@google.com>
11285 PR 6493
11286 * gold.cc (gold_nomem): Use return value of write.
11288 2008-05-08 Ian Lance Taylor <iant@google.com>
11290 * symtab.c (Symbol::init_base_output_data): Add version
11291 parameter. Change all callers.
11292 (Symbol::init_base_output_segment): Likewise.
11293 (Symbol::init_base_constant): Likewise.
11294 (Symbol::init_base_undefined): Likewise.
11295 (Sized_symbol::init_output_data): Likewise.
11296 (Sized_symbol::init_output_segment): Likewise.
11297 (Sized_symbol::init_constant): Likewise.
11298 (Sized_symbol::init_undefined): Likewise.
11299 (Symbol_table::do_define_in_output_data): If the new symbol has a
11300 version, mark it as the default.
11301 (Symbol_table::do_define_in_output_segment): Likewise.
11302 (Symbol_table::do_define_as_constant): Likewise.
11303 * symtab.h (class Symbol): Update declarations.
11304 (class Sized_symbol): Likewise.
11305 * resolve.cc (Symbol::override_version): New function.
11306 (Symbol::override_base): Call override_version.
11307 (Symbol::override_base_with_special): Likewise.
11308 * testsuite/ver_script_8.script: New file.
11309 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11310 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11311 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11312 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11314 2008-05-06 Ian Lance Taylor <iant@google.com>
11316 PR 6049
11317 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11318 functions.
11319 (class General_options): Remove existing --undefined, and add
11320 --no-undefined instead. Add new --undefined as synonym for -u.
11321 * archive.cc (Archive::add_symbols): Check whether symbol was
11322 named with -u.
11323 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11324 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11325 all uses. Add IS_UNDEFINED. Update declarations to split
11326 different versions of init_base. Declare init_base_undefined.
11327 (Symbol::is_defined): Handle IS_UNDEFINED.
11328 (Symbol::is_undefined): Likewise.
11329 (Symbol::is_weak_undefined): Call is_undefined.
11330 (Symbol::is_absolute): Handle IS_CONSTANT.
11331 (class Sized_symbol): Update declarations to split different
11332 versions of init. Declare init_undefined.
11333 (class Symbol_table): Declare new functions.
11334 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11335 Change all callers.
11336 (Symbol::init_base_output_data): Likewise.
11337 (Symbol::init_base_output_segment): Likewise.
11338 (Symbol::init_base_constant): Likewise.
11339 (Symbol::init_base_undefined): New function.
11340 (Sized_symbol::init_object): Rename from init. Change all
11341 callers.
11342 (Sized_symbol::init_output_data): Likewise.
11343 (Sized_symbol::init_output_segment): Likewise.
11344 (Sized_symbol::init_constant): Likewise.
11345 (Sized_symbol::init_undefined): New function.
11346 (Symbol_table::add_undefined_symbols_from_command_line): New
11347 function.
11348 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11349 function.
11350 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11351 (Symbol::output_section): Likewise.
11352 (Symbol::set_output_section): Likewise.
11353 (Symbol_table::sized_finalize_symbol): Likewise.
11354 (Symbol_table::sized_write_globals): Likewise.
11355 * resolve.cc (Symbol_table::should_override): Likewise.
11356 (Symbol::override_base_with_special): Likewise.
11358 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11359 symbol, change it to have default visibility.
11360 * testsuite/protected_1.cc: New file.
11361 * testsuite/protected_2.cc: New file.
11362 * testsuite/protected_3.cc: New file.
11363 * testsuite/protected_main_1.cc: New file.
11364 * testsuite/protected_main_2.cc: New file.
11365 * testsuite/protected_main_3.cc: New file.
11366 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11367 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11368 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11369 (protected_1.so): New target.
11370 (protected_1_pic.o, protected_2_pic.o): New targets.
11371 (protected_3_pic.o): New target.
11372 (check_PROGRAMS): Add protected_2.
11373 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11374 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11375 * testsuite/Makefile.in: Rebuild.
11377 * options.h (DEFINE_var): Add set_user_set_##varname__.
11378 (DEFINE_bool_alias): New macro.
11379 (class General_options): Define -Bstatic using DEFINE_bool_alias
11380 rather than DEFINE_special. Add --undefined as an alias for -z
11381 defs.
11382 * options.cc (General_options::parse_Bstatic): Remove.
11384 * options.h (class General_options): Add --fatal-warnings.
11385 * main.cc (main): Implement --fatal-warnings.
11386 * errors.h (Errors::warning_count): New function.
11388 * options.h (class General_options): Add -Bsymbolic-functions.
11389 * symtab.h (Symbol::is_preemptible): Check for
11390 -Bsymbolic-functions.
11392 2008-05-05 Ian Lance Taylor <iant@google.com>
11394 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11395 as noVARNAME rather than no-VARNAME.
11396 (class General_options): Add option -z combreloc.
11397 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11398 get_address.
11399 (Output_reloc::sort_before) [SHT_REL]: New function.
11400 (Output_reloc::sort_before) [SHT_RELA]: New function.
11401 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11402 Sort_relocs_comparison.
11403 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11404 parameter. Change all callers.
11405 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11406 sort_relocs parameter. Change all callers.
11407 * output.cc (Output_reloc::get_address): New function, broken out
11408 of write_rel.
11409 (Output_reloc::write_rel): Call it.
11410 (Output_reloc::compare): New function.
11411 (Output_data_reloc_base::do_write): Optionally sort relocs.
11413 * configure.ac: If targ_extra_obj is set, link it in.
11414 * configure.tgt: Initialize all variables.
11415 (x86_64*): Set targ_extra_obj and targ_extra_size.
11416 * configure: Rebuild.
11418 * object.cc (Sized_relobj::include_section_group): Adjust section
11419 indexes read from group data. Build vector to pass to
11420 layout_group.
11421 * layout.cc (Layout::layout_group): Add flags and shndxes
11422 parameters. Remove contents parameter. Change caller. Update
11423 explicit instantiations.
11424 * layout.h (class Layout): Update layout_group declaration.
11425 * output.cc (Output_data_group::Output_data_group): Add flags and
11426 input_shndxes parameters. Remove contents parameter. Change
11427 caller.
11428 (Output_data_group::do_write): Change input_sections_ to
11429 input_shndxes_.
11430 * output.h (class Output_data_group): Update constructor
11431 declaration. Rename input_sections_ to input_shndxes_.
11432 * testsuite/many_sections_test.cc: Add template.
11434 2008-04-30 Cary Coutant <ccoutant@google.com>
11436 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11438 * layout.cc (Layout::include_section): Refactored check for debug
11439 info section.
11440 (Layout::add_comdat): Add new parameters. Change type
11441 of signature parameter. Add object and shndx to signatures table.
11442 (Layout::find_kept_object): New function.
11443 * layout.h: Include <cstring>.
11444 (Layout::is_debug_info_section): New function.
11445 (Layout::add_comdat): Add new parameters.
11446 (Layout::find_kept_object): New function.
11447 (Layout::Kept_section): New struct.
11448 (Layout::Signatures): Change type of map range.
11449 * object.cc (Relobj::output_section_address): New function.
11450 (Sized_relobj::include_section_group): Add new parameters. Change
11451 calls to Layout::add_comdat. Change to build table of kept comdat
11452 groups and table mapping discarded sections to kept sections.
11453 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11454 (Sized_relobj::do_layout): Change calls to include_section_group and
11455 include_linkonce_section.
11456 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11457 value to zero when section is discarded.
11458 (Sized_relobj::map_to_kept_section): New function.
11459 * object.h (Relobj::output_section_address): New function.
11460 (Relobj::Comdat_group): New type.
11461 (Relobj::find_comdat_group): New function.
11462 (Relobj::Comdat_group_table): New type.
11463 (Relobj::Kept_comdat_section): New type.
11464 (Relobj::Kept_comdat_section_table): New type.
11465 (Relobj::add_comdat_group): New function.
11466 (Relobj::set_kept_comdat_section): New function.
11467 (Relobj::get_kept_comdat_section): New function.
11468 (Relobj::comdat_groups_): New field.
11469 (Relobj::kept_comdat_sections_): New field.
11470 (Symbol_value::input_value): Update comment.
11471 (Sized_relobj::map_to_kept_section) New function.
11472 (Sized_relobj::include_linkonce_section): Add new parameter.
11473 * target-reloc.h (Comdat_behavior): New type.
11474 (get_comdat_behavior): New function.
11475 (relocate_section): Add code to map a discarded section to the
11476 corresponding kept section when applying a relocation.
11478 2008-04-30 Craig Silverstein <csilvers@google.com>
11480 * dwarf_reader.cc (next_generation_count): New static var.
11481 (Addr2line_cache_entry): New struct.
11482 (addr2line_cache): New static var.
11483 (Dwarf_line_info::one_addr2line): Added caching.
11484 (Dwarf_line_info::clear_addr2line_cache): New function.
11485 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11486 cache-size parameter.
11487 (Dwarf_line_info::one_addr2line_cache): New function.
11488 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11489 new cache-size argument to one_addr2line(), and clear cache.
11491 2008-04-28 Cary Coutant <ccoutant@google.com>
11493 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11494 R_386_PC8 relocations.
11496 2008-04-23 Ian Lance Taylor <iant@google.com>
11498 * object.cc (Sized_relobj::include_section_group): Check for
11499 invalid section group.
11501 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11502 header size.
11504 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11505 than read for file header.
11506 * archive.cc (Archive::include_member): Likewise.
11508 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11510 * aclocal.m4: Regenerate.
11511 * configure: Regenerate.
11513 2008-04-19 Ian Lance Taylor <iant@google.com>
11515 * version.cc (version_string): Bump to 1.6.
11517 * testsuite/Makefile.am (many_sections_r_test): New target.
11518 (many_sections_r_test_SOURCES): Remove.
11519 (many_sections_r_test_DEPENDENCIES): Remove.
11520 (many_sections_r_test_LDFLAGS): Remove.
11521 (many_sections_r_test_LDADD): Remove.
11523 * object.cc (Sized_relobj::do_add_symbols): Always pass
11524 local_symbol_count_ to add_from_relobj.
11526 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11527 every thousand variables.
11528 * testsuite/Makefile.in: Rebuild.
11530 * object.cc (Xindex::initialize_symtab_xindex): New function.
11531 (Xindex::read_symtab_xindex): New function.
11532 (Xindex::sym_xindex_to_shndx): New function.
11533 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11534 available.
11535 (Sized_relobj::do_initialize_xindex): New function.
11536 (Sized_relobj::do_read_symbols): Adjust section links.
11537 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11538 parameter. Change all callers.
11539 (Sized_relobj::include_section_group): Adjust section links and
11540 symbol section indexes.
11541 (Sized_relobj::do_layout): Adjust section links.
11542 (Sized_relobj::do_count_local_symbols): Adjust section links and
11543 symbol section indexes.
11544 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11545 ordinary and special symbols.
11546 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11547 dynsym_xindex parameters. Change all callers. Adjust section
11548 links. Use SHN_XINDEX when needed.
11549 (Sized_relobj::get_symbol_location_info): Adjust section links.
11550 Don't get fooled by special symbols.
11551 * object.h (class Xindex): Define.
11552 (class Object): Add xindex_ parameter. Declare virtual functoin
11553 do_initialize_xindex.
11554 (Object::adjust_sym_shndx): New function.
11555 (Object::set_xindex): New protected function.
11556 (class Symbol_value): Add is_ordinary_shndx_ field.
11557 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11558 (Symbol_value::value): Assert ordinary section.
11559 (Symbol_value::initialize_input_to_output_map): Likewise.
11560 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11561 Change all callers.
11562 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11563 all callers.
11564 (class Sized_relobj): Update declarations.
11565 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11566 parameter. Change all callers.
11567 (Sized_relobj::adjust_shndx): New function.
11568 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11569 field.
11570 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11571 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11572 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11573 (Sized_dynobj::read_dynsym_section): Adjust section links.
11574 (Sized_dynobj::read_dynamic): Likewise.
11575 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11576 section links.
11577 (Sized_dynobj::do_initialize_xindex): New function.
11578 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11579 do_initialize_xindex.
11580 (Sized_dynobj::adjust_shndx): New function.
11581 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11582 dynsym_xindex_ fields.
11583 (Layout::finalize): Add a call to set_section_indexes before
11584 creating the symtab sections.
11585 (Layout::set_section_indexes): Don't do anything if the section
11586 already has a section index.
11587 (Layout::create_symtab_sections): Add shnum parameter. Change
11588 caller. Create .symtab_shndx section if needed.
11589 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11590 caller.
11591 (Layout::allocated_output_section_count): New function.
11592 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11593 needed.
11594 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11595 fields. Update declarations.
11596 (Layout::symtab_xindex): New function.
11597 (Layout::dynsym_xindex): New function.
11598 (class Write_symbols_task): Add layout_ field.
11599 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11600 Change caller.
11601 * output.cc (Output_section_headers::Output_section_headers): Add
11602 shstrtab_section parameter. Change all callers.
11603 (Output_section_headers::do_sized_write): Store overflow values
11604 for section count and section string table section index in
11605 section header zero.
11606 (Output_file_header::do_sized_write): Check for overflow of
11607 section count and section string table section index.
11608 (Output_symtab_xindex::do_write): New function.
11609 (Output_symtab_xindex::endian_do_write): New function.
11610 * output.h (class Output_section_headers): Add shstrtab_section_.
11611 Update declarations.
11612 (class Output_symtab_xindex): Define.
11613 (Output_section::has_out_shndx): New function.
11614 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11615 field.
11616 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11617 Change all callers.
11618 (Sized_symbol::init): Likewise.
11619 (Symbol::output_section): Check for ordinary symbol.
11620 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11621 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11622 callers.
11623 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11624 Change all callers. Simplify handling of symbols from sections
11625 not included in the link.
11626 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11627 distinction.
11628 (Weak_alias_sorter::operator()): Assert that symbols are
11629 ordinary.
11630 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11631 distinction.
11632 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11633 parameters. Change all callers.
11634 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11635 symbol distinction. Use SHN_XINDEX when needed.
11636 (Symbol_table::write_section_symbol): Add symtab_xindex
11637 parameter. Change all callers.
11638 (Symbol_table::sized_write_section_symbol): Likewise. Use
11639 SHN_XINDEX when needed.
11640 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11641 declarations.
11642 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11643 (Symbol::is_defined): Check is_ordinary.
11644 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11645 (Symbol::is_absolute, Symbol::is_common): Likewise.
11646 (class Sized_symbol): Update declarations.
11647 (class Symbol_table): Update declarations.
11648 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11649 parameters. Change all callers.
11650 (Sized_symbol::override): Likewise.
11651 (Symbol_table::override): Likewise.
11652 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11653 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11654 is_ordinary, and orig_st_shndx parameters. Change all callers.
11655 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11656 to be in an ordinary section.
11657 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11658 object and is_ordinary parameters. Change all callers.
11659 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11660 Change all callers. Don't add undefined or non-ordinary symbols
11661 to reloc_map_.
11662 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11663 Change all callers.
11664 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11665 declarations.
11666 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11667 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11668 (Sized_relobj::relocate_sections): Likewise.
11669 * target-reloc.h (scan_relocs): Adjust section symbol index.
11670 (scan_relocatable_relocs): Likewise.
11671 * i386.cc (Scan::local): Check for ordinary symbols.
11672 * sparc.cc (Scan::local): Likewise.
11673 * x86_64.cc (Scan::local): Likewise.
11674 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11675 to symbol_section_and_value.
11676 * testsuite/many_sections_test.cc: New file.
11677 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11678 (check_PROGRAMS): Add many_sections_test.
11679 (many_sections_test_SOURCES): Define.
11680 (many_sections_test_DEPENDENCIES): Define.
11681 (many_sections_test_LDFLAGS): Define.
11682 (BUILT_SOURCES): Add many_sections_define.h.
11683 (many_sections_define.h): New target.
11684 (BUILT_SOURCES): Add many_sections_check.h.
11685 (many_sections_check.h): New target.
11686 (check_PROGRAMS): Add many_sections_r_test.
11687 (many_sections_r_test_SOURCES): Define.
11688 (many_sections_r_test_DEPENDENCIES): Define.
11689 (many_sections_r_test_LDFLAGS): Define.
11690 (many_sections_r_test_LDADD): Define.
11691 (many_sections_r_test.o): New target.
11692 * testsuite/Makefile.in: Rebuild.
11694 2008-04-17 Cary Coutant <ccoutant@google.com>
11696 * errors.cc (Errors::info): New function.
11697 (gold_info): New function.
11698 * errors.h (Errors::info): New function.
11699 * gold.h (gold_info): New function.
11700 * object.cc (Input_objects::add_object): Print trace output.
11701 * options.cc (options::parse_set): New function.
11702 (General_options::parse_wrap): Deleted.
11703 (General_options::General_options): Deleted initializer.
11704 * options.h (options::String_set): New typedef.
11705 (options::parse_set): New function.
11706 (DEFINE_set): New macro.
11707 (General_options::wrap): Changed to use DEFINE_set. Changed
11708 callers of any_wrap_symbols and is_wrap_symbol.
11709 (General_options::trace, General_options::trace_symbol):
11710 New options.
11711 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11712 (General_options::wrap_symbols_): Deleted.
11713 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11715 2008-04-17 David S. Miller <davem@davemloft.net>
11717 * options.cc (General_options::parse_V): New function.
11718 * options.h: Add entries for -V and -Qy.
11720 2008-04-17 Ian Lance Taylor <iant@google.com>
11722 * common.cc (Symbol_table::allocate_commons): Remove options
11723 parameter. Change caller.
11724 (Symbol_table::do_allocate_commons): Remove options parameter.
11725 Change caller. Just call do_allocate_commons_list twice.
11726 (Symbol_table::do_allocate_commons_list): New function, broken out
11727 of do_allocate_commons.
11728 * common.h (class Allocate_commons_task): Remove options_ field.
11729 Update constructor.
11730 * symtab.cc (Symbol_table::Symbol_table): Initialize
11731 tls_commons_.
11732 (Symbol_table::add_from_object): Put TLS common symbols on
11733 tls_commons_ list.
11734 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11735 which are IN_OUTPUT_DATA.
11736 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11737 allocate_commons and do_allocate_commons declarations. Declare
11738 do_allocate_commons_list.
11739 * gold.cc (queue_middle_tasks): Update creation of
11740 Allocate_commons_task to not pass options.
11741 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11742 (TLS_TEST_C_FLAGS): New variable.
11743 (tls_test_c_pic.o): New target.
11744 (tls_test_shared.so): Link in tls_test_c_pic.o.
11745 (tls_test_c_pic_ie.o): New target.
11746 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11747 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11748 (tls_test_c.o): New target.
11749 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11750 (tls_pic_test_LDADD): Likewise.
11751 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11752 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11753 (tls_test_c_gnu2.o): New target.
11754 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11755 tls_test_c_gnu2.o.
11756 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11757 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11758 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11759 * testsuite/tls_test.cc: Include "config.h".
11760 (t_last): Call t11_last.
11761 * testsuite/tls_test.h (t11, t11_last): Declare.
11762 * testsuite/tls_test_c.c: New file.
11763 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11764 * configure.ac: Check for OpenMP support.
11765 * configure, config.in, Makefile.in: Rebuild.
11766 * testsuite/Makefile.in: Rebuild.
11768 2008-04-16 Cary Coutant <ccoutant@google.com>
11770 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11771 (Target_i386::tls_base_symbol_defined_): New field.
11772 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11773 (Target_i386::Scan::global): Likewise.
11774 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11775 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11776 (Target_x86_64::tls_base_symbol_defined_): New field.
11777 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11778 (Target_x86_64::Scan::global): Likewise.
11780 2008-04-16 Cary Coutant <ccoutant@google.com>
11782 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11783 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11784 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11785 building shared libraries.
11786 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11787 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11788 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11789 * testsuite/Makefile.in: Rebuild.
11790 * testsuite/weak_undef.h: New file.
11791 * testsuite/weak_undef_file1.cc: Add extra test cases.
11792 * testsuite/weak_undef_file2.cc: Likewise.
11793 * testsuite/weak_undef_test.cc: Likewise.
11795 2008-04-16 David S. Miller <davem@davemloft.net>
11797 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11798 Add issued_non_pic_error_ field. Declare check_non_pic.
11799 (Target_sparc::Scan::check_non_pic): New function.
11800 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11801 (Target_sparc::Scan::global): Likewise.
11803 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11804 * configure: Rebuild.
11806 * options.h (DEFINE_enable): New macro.
11807 (new_dtags): New enable option.
11808 (initfirst, interpose, loadfltr, nodefaultlib,
11809 nodelete, nodlopen, nodump): New -z options.
11810 * layout.cc (Layout:finish_dynamic_section): If new
11811 dtags enabled, emit DT_RUNPATH. Also, emit a
11812 DT_FLAGS_1 containing any specified -z flags.
11814 2008-04-16 Ian Lance Taylor <iant@google.com>
11816 * copy-relocs.cc: New file.
11817 * copy-relocs.h: New file.
11818 * reloc.cc: Remove Copy_relocs code.
11819 * reloc.h: Likewise.
11820 * reloc-types.h (struct Reloc_types) [both versions]: Add
11821 get_reloc_addend_noerror.
11822 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11823 variants of add_global which take an addend which must be zero.
11824 * i386.cc: Include "copy-relocs.h".
11825 (class Target_i386): Change type of copy_relocs_ to variable,
11826 update initializer.
11827 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11828 Change all callers.
11829 (Target_i386::do_finalize_sections): Change handling of
11830 copy_relocs_.
11831 * sparc.cc: Include "copy-relocs.h".
11832 (class Target_sparc): Change type of copy_relocs_ to variable,
11833 update initializer.
11834 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11835 Change all callers.
11836 (Target_sparc::do_finalize_sections): Change handling of
11837 copy_relocs_.
11838 * x86_64.cc: Include "copy-relocs.h".
11839 (class Target_x86_64): Change type of copy_relocs_ to variable,
11840 update initializer.
11841 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11842 class. Change all callers.
11843 (Target_x86_64::do_finalize_sections): Change handling of
11844 copy_relocs_.
11845 * Makefile.am (CCFILES): Add copy-relocs.cc.
11846 (HFILES): Add copy-relocs.h.
11848 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11850 * testsuite/script_test_4.sh: Permit leading zeroes.
11852 2008-04-15 Ian Lance Taylor <iant@google.com>
11854 * script-sections.cc (Script_sections::create_segments): Use
11855 header_size_adjustment even when there is enough room for the
11856 headers.
11857 * testsuite/script_test_4.sh: New file.
11858 * testsuite/script_test_4.t: New file.
11859 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11860 (check_DATA): Add script_test_4.stdout.
11861 (MOSTLYCLEANFILES): Likewise.
11862 (script_test_4): New target.
11863 (script_test_4.stdout): New target.
11864 * testsuite/Makefile.in: Rebuild.
11866 * sparc.cc: Add definitions for Output_data_plt_sparc class
11867 constants.
11869 2008-04-14 David S. Miller <davem@davemloft.net>
11871 * sparc.cc: New file.
11872 * Makefile.am (TARGETSOURCES): Add sparc.cc
11873 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11874 * configure.tgt: Document targ_extra_size and
11875 targ_extra_big_endian. Add entries for sparc-* and
11876 sparc64-*.
11877 * configure.ac: Handle targ_extra_size and
11878 targ_extra_big_endian.
11879 * Makefile.in: Rebuild.
11880 * configure: Likewise.
11881 * po/POTFILES.in: Likewise.
11882 * po/gold.pot: Likewise.
11884 2008-04-14 Ian Lance Taylor <iant@google.com>
11886 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11887 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11888 in the name/type/flags to section mapping. Don't call
11889 allocate_output_section.
11890 (Layout::choose_output_section): Change parameter from adjust_name
11891 to is_input_section. Don't permit input sections after sections
11892 are attached to segments. Don't call allocate_output_section.
11893 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11894 not write_enable_output_section.
11895 (Layout::make_output_section): Don't push to
11896 unattached_section_list_ nor call attach_to_segment. Call
11897 attach_section_to_segment if sections are attached.
11898 (Layout::attach_sections_to_segments): New function.
11899 (Layout::attach_section_to_segment): New function.
11900 (Layout::attach_allocated_section_to_segment): Rename from
11901 attach_to_segment. Remove flags parameter.
11902 (Layout::allocate_output_section): Remove function.
11903 (Layout::write_enable_output_section): Remove function.
11904 * layout.h (class Layout): Update for above changes. Add new
11905 field sections_are_attached_.
11906 * output.h (Output_section::update_flags_for_input_section): New
11907 function.
11908 * output.cc (Output_section::add_input_section): Call
11909 update_flags_for_input_section.
11910 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11912 2008-04-11 Cary Coutant <ccoutant@google.com>
11914 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11915 thought unnecessary.
11916 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11918 2008-04-11 Ian Lance Taylor <iant@google.com>
11920 * output.h (class Output_section_data): Remove inline definition
11921 of set_addralign.
11922 * output.cc (Output_section_data::set_addralign): New function.
11924 2008-04-11 Cary Coutant <ccoutant@google.com>
11926 Add support for TLS descriptors for i386 and x86_64.
11927 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11928 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11929 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11930 GOT_TYPE_TLS_DESC.
11931 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11932 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11933 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11934 relocations.
11935 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11936 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11937 Fix problem with initial-exec relocations.
11938 (Target_i386::Relocate::relocate_tls): Likewise.
11939 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11940 relaxation.
11941 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11942 support for section-plus-offset dynamic table entries.
11943 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11944 (Output_data_dynamic::Dynamic_entry): Add support for
11945 section-plus-offset dynamic table entries.
11946 (Output_data_dynamic::Classification): Likewise.
11947 (Output_data_dynamic::classification_): Renamed offset_.
11948 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11949 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11950 (Target_x86_64::make_plt_section): New function.
11951 (Target_x86_64::reserve_tlsdesc_entries): New function.
11952 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11953 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11954 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11955 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11956 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11957 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11958 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11959 add extra PLT entry for TLS descriptors.
11960 (Output_data_plt_x86_64::got_): New field.
11961 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11962 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11963 fields.
11964 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11965 descriptors.
11966 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11967 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11968 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11969 R_386_TLS_DESC_CALL relocations.
11970 (Target_x86_64::Scan::global): Likewise.
11971 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11972 for TLS descriptors.
11973 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11974 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11975 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11976 GD-to-IE relaxation.
11977 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11978 and TLS_DESCRIPTORS.
11979 * Makefile.in: Rebuild.
11980 * configure: Rebuild.
11981 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11982 (tls_test_shared2.so): New target.
11983 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11984 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11985 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11986 (tls_shared_gd_to_ie_test_LDADD): New variable.
11987 (tls_shared_gnu2_gd_to_ie_test): New target.
11988 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11989 New targets.
11990 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11991 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11992 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11993 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11994 (tls_shared_gnu2_test): New target.
11995 (tls_test_gnu2_shared.so): New target.
11996 (tls_shared_gnu2_test_SOURCES): New variable.
11997 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11998 (tls_shared_gnu2_test_LDFLAGS): New variable.
11999 (tls_shared_gnu2_test_LDADD): New variable.
12000 * testsuite/Makefile.in: Rebuild.
12001 * testsuite/Makefile.
12003 2008-04-11 Ian Lance Taylor <iant@google.com>
12005 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
12006 justsyms.t.
12007 * testsuite/Makefile.in: Rebuild.
12009 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
12010 long.
12011 * testsuite/script_test_2.cc (main): Adjust test.
12013 2008-04-11 David S. Miller <davem@davemloft.net>
12014 Ian Lance Taylor <iant@google.com>
12016 * options.h (General_options): Add entries for '-Y' and
12017 '-relax'.
12018 * options.cc (General_options:finalize): If -Y was used, add those
12019 entries to the library path instead of the default "/lib" and
12020 "/usr/lib".
12022 2008-04-11 David S. Miller <davem@davemloft.net>
12024 * testsuite/justsyms.t: Start at 0x100.
12025 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
12026 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
12027 long.
12028 * testsuite/script_test_2.cc: Adjust string and section length
12029 checks.
12031 2008-04-09 Ian Lance Taylor <iant@google.com>
12033 PR gold/5996
12034 * script-sections.cc (Sections_element::allocate_to_segment): Add
12035 orphan parameter.
12036 (Output_section_definition::allocate_to_segment): Likewise.
12037 (Orphan_output_section::allocate_to_segment): Likewise.
12038 (Script_sections::attach_sections_using_phdrs_clause): Don't
12039 propagate non-PT_LOAD segments to orphan sections.
12040 * testsuite/Makefile.am (script_test_3.stdout): Generate using
12041 readelf rather than objdump.
12042 * testsuite/script_test_3.sh: Adjust accordingly. Test that
12043 .interp section and PT_INTERP segment are the same size.
12044 * testsuite/Makefile.in: Rebuild.
12046 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
12047 aliases for symbols defined in the same object.
12048 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
12049 (weak_alias_test_SOURCES): New variable.
12050 (weak_alias_test_DEPENDENCIES): New variable.
12051 (weak_alias_test_LDFLAGS): New variable.
12052 (weak_alias_test_LDADD): New variable.
12053 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
12054 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
12055 (weak_alias_test_3.o): New target.
12056 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
12057 * testsuite/weak_alias_test_main.cc: New file.
12058 * testsuite/weak_alias_test_1.cc: New file.
12059 * testsuite/weak_alias_test_2.cc: New file.
12060 * testsuite/weak_alias_test_3.cc: New file.
12062 2008-04-08 Ian Lance Taylor <iant@google.com>
12064 * options.h (class General_options): Add --noinhibit-exec option.
12065 * main.cc (main): Check --noinhibit-exec.
12067 * options.h (class General_options): Define --wrap as a special
12068 option. Add wrap_symbols_ field.
12069 (General_options::any_wrap_symbols): New function.
12070 (General_options::is_wrap_symbol): New function.
12071 * options.cc (General_options::parse_wrap): New function.
12072 (General_options::General_options): Initialize wrap_symbols_.
12073 * symtab.cc (Symbol_table::wrap_symbol): New function.
12074 (Symbol_table::add_from_object): Handle --wrap.
12075 * symtab.h (class Symbol_table): Declare wrap_symbol.
12076 * target.h (Target::wrap_char): New function.
12077 (Target::Target_info): Add wrap_char field.
12078 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
12079 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12080 * testsuite/testfile.cc (Target_test::test_target_info):
12081 Likewise.
12083 * errors.cc (Errors::undefined_symbol): Mention symbol version if
12084 there is one.
12086 * layout.h (class Layout): Add added_eh_frame_data_ field.
12087 * layout.cc (Layout::Layout): Initialize new field.
12088 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
12089 output section until we find a section we merged successfully.
12090 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
12091 that the size be non-zero.
12093 * merge.cc (Object_merge_map::get_output_offset): Remove inline
12094 qualifier.
12096 2008-04-08 Craig Silverstein <csilvers@google.com>
12098 * configure.ac: Export new conditional variable HAVE_ZLIB.
12099 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
12100 on HAVE_ZLIB.
12101 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
12102 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12104 2008-04-07 Ian Lance Taylor <iant@google.com>
12106 * version.cc (version_string): Set to "1.5".
12108 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
12109 Add issued_non_pic_error_ field. Declare check_non_pic.
12110 (Target_x86_64::Scan::check_non_pic): New function.
12111 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
12112 (Target_x86_64::Scan::global): Likewise.
12114 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
12115 addend parameter. Change caller. Handle merge sections.
12116 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
12117 Address to Addend. Don't add in the result of
12118 local_section_offset, pass down the addend and use the returned
12119 value.
12120 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
12121 Update declarations of local_section_offset and symbol_value.
12122 * testsuite/two_file_test_1.cc (t18): New function.
12123 * testsuite/two_file_test_2.cc (f18): New function.
12124 * testsuite/two_file_test_main.cc (main): Call t18.
12125 * testsuite/two_file_test.h (t18, f18): Declare.
12127 * configure.ac: Don't test for objdump, c++filt, or readelf.
12128 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
12129 conditionals.
12130 (TEST_READELF): New variable.
12131 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
12132 (check_PROGRAMS): Add two_file_strip_test.
12133 (two_file_strip_test): New target.
12134 (check_PROGRAMS): Add two_file_same_shared_strip_test.
12135 (two_file_same_shared_strip_test_SOURCES): New variable.
12136 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
12137 (two_file_same_shared_strip_test_LDFLAGS): New variable.
12138 (two_file_same_shared_strip_test_LDADD): New variable.
12139 (two_file_shared_strip.so): New target.
12140 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
12141 (ver_test_5.syms, ver_test_7.syms): Likewise.
12142 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
12143 (strip_test_3.stdout): Use TEST_OBJDUMP.
12144 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12146 2008-04-04 Cary Coutant <ccoutant@google.com>
12148 * symtab.h (Symbol::is_weak_undefined): New function.
12149 (Symbol::is_strong_undefined): New function.
12150 (Symbol::is_absolute): New function.
12151 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
12152 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
12153 absolute symbols.
12154 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
12155 (weak_undef_test): New target.
12156 * testsuite/Makefile.in: Rebuild.
12157 * testsuite/weak_undef_file1.cc: New file.
12158 * testsuite/weak_undef_file2.cc: New file.
12159 * testsuite/weak_undef_test.cc: New file.
12161 2008-04-03 Craig Silverstein <csilvers@google.com>
12163 * compressed_output.h (class Output_compressed_section): Use
12164 unsigned buffer.
12165 * compressed_output.cc (zlib_compress): Use unsigned buffers,
12166 add zlib header.
12167 (zlib_compressed_suffix): Removed.
12168 (Output_compressed_section::set_final_data_size): Use unsigned
12169 buffers.
12170 * testsuite/Makefile.am (flagstest_compress_debug_sections):
12171 Fix linker invocation.
12172 (flagstest_o_specialfile_and_compress_debug_sections):
12173 Likewise.
12174 * testsuite/Makefile.in: Regenerated.
12176 2008-04-02 David S. Miller <davem@davemloft.net>
12178 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12179 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12181 2008-04-02 Craig Silverstein <csilvers@google.com>
12183 * TODO: New file.
12185 2008-04-02 Ian Lance Taylor <iant@google.com>
12187 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12188 parameters. Update for new key type to views_. Change all
12189 callers.
12190 (File_read::read): Adjust for byteshift in returned view.
12191 (File_read::add_view): New function, broken out of
12192 find_and_make_view.
12193 (File_read::make_view): New function, broken out of
12194 find_and_make_view.
12195 (File_read::find_or_make_view): Add offset and aligned
12196 parameters. Rewrite accordingly. Change all callers.
12197 (File_read::get_view): Add offset and aligned parameters. Adjust
12198 for byteshift in return value.
12199 (File_read::get_lasting_view): Likewise.
12200 * fileread.h (class File_read): Update declarations.
12201 (class File_read::View): Add byteshift_ field. Add byteshift to
12202 constructor. Add byteshift method.
12203 * archive.h (Archive::clear_uncached_views): New function.
12204 (Archive::get_view): Add aligned parameter. Change all callers.
12205 * object.h (Object::get_view): Add aligned parameter. Change all
12206 callers.
12207 (Object::get_lasting_view): Likewise.
12209 * fileread.cc (File_read::release): Don't call clear_views if
12210 there are multiple objects.
12211 * fileread.h (File_read::clear_uncached_views): New function.
12212 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12213 on the archive.
12215 2008-03-31 Cary Coutant <ccoutant@google.com>
12217 Add thin archive support.
12218 * archive.cc (Archive::armagt): New const.
12219 (Archive::setup): Remove task parameter and calls to unlock.
12220 (Archive::unlock_nested_archives): New function.
12221 (Archive::read_header): Add nested_off parameter. Change
12222 all callers.
12223 (Archive::interpret_header): Likewise.
12224 (Archive::include_all_members): Change to handle thin
12225 archives.
12226 (Archive::include_member): Likewise.
12227 * archive.h (Archive::Archive): Add new parameters and
12228 initializers.
12229 (Archive::armagt): New const.
12230 (Archive::setup): Remove task parameter.
12231 (Archive::unlock_nested_archives): New function.
12232 (Archive::read_header): Add nested_off parameter.
12233 (Archive::interpret_header): Likewise.
12234 (Archive::Nested_archive_table): New typedef.
12235 (Archive::is_thin_archive_): New field.
12236 (Archive::nested_archives_): New field.
12237 (Archive::options_): New field.
12238 (Archive::dirpath_): New field.
12239 (Archive::task_): New field.
12240 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12241 for thin archives. Pass additional parameters to
12242 Archive::Archive. Unlock the archive file after calling
12243 Archive::setup.
12245 2008-03-29 Ian Lance Taylor <iant@google.com>
12247 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12248 version symbol to be local.
12249 * testsuite/ver_test_4.sh: New file.
12250 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12251 (check_DATA): Add ver_test_4.syms.
12252 (ver_test_4.syms): New target.
12253 * testsuite/Makefile.in: Rebuild.
12255 * output.cc
12256 (Output_section::Input_section_sort_entry::has_priority): New
12257 function.
12258 (Output_section::Input_section_sort_entry::match_file_name): New
12259 function.
12260 (Output_section::Input_section_sort_entry::match_section_name):
12261 Remove.
12262 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12263 Remove.
12264 (Output_section::Input_section_sort_entry::match_section_file):
12265 Remove.
12266 (Output_section::Input_section_sort_compare::operator()): Rewrite
12267 using new Input_section_sort_entry functions. Sort crtbegin and
12268 crtend first. Sort sections with no priority before sections with
12269 a priority.
12270 * testsuite/initpri1.c (d3): Check j != 4.
12271 (cd5): New constructor/destructor function.
12272 (main): Check j != 2.
12274 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12275 new symbol when resolving, don't call set_is_default.
12276 * testsuite/ver_test_7.cc: New file.
12277 * testsuite/ver_test_7.sh: New file.
12278 * testsuite/Makefile.am (ver_test_7.so): New target.
12279 (ver_test_7.o): New target.
12280 (check_SCRIPTS): Add ver_test_7.sh.
12281 (check_DATA): Add ver_test_7.syms.
12282 (ver_test_7.syms): New target.
12284 2008-03-28 Ian Lance Taylor <iant@google.com>
12286 * layout.cc (Layout::layout): If we see an input section with a
12287 name that needs sorting, set the must_sort flag for the output
12288 section.
12289 (Layout::make_output_section): If the name of the output section
12290 indicates that it might require sorting, set the may_sort flag.
12291 * output.h (Output_section::may_sort_attached_input_sections): New
12292 function.
12293 (Output_section::set_may_sort_attached_input_sections): New
12294 function.
12295 (Output_section::must_sort_attached_input_sections): New
12296 function.
12297 (Output_section::set_must_sort_attached_input_sections): New
12298 function.
12299 (class Output_section): Declare Input_section_sort_entry. Define
12300 Input_section_sort_compare. Declare
12301 sort_attached_input_sections. Add new fields:
12302 may_sort_attached_input_sections_,
12303 must_sort_attached_input_sections_,
12304 attached_input_sections_are_sorted_.
12305 * output.cc (Output_section::Output_section): Initialize new
12306 fields.
12307 (Output_section::add_input_section): Add an entry to
12308 input_sections_ if may_sort or must_sort are true.
12309 (Output_section::set_final_data_size): Call
12310 sort_attached_input_sections if necessary.
12311 (Output_section::Input_section_sort_entry): Define new class.
12312 (Output_section::Input_section_sort_compare::operator()): New
12313 function.
12314 (Output_section::sort_attached_input_sections): New function.
12315 * configure.ac: Check whether the compiler supports constructor
12316 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12317 * testsuite/initpri1.c: New file.
12318 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12319 CONSTRUCTOR_PRIORITY.
12320 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12321 (initpri1_LDFLAGS): New variable.
12322 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12324 2008-03-27 Ian Lance Taylor <iant@google.com>
12326 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12327 * testsuite/common_test_1.c: New file.
12328 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12329 (common_test_1_SOURCES): New variable.
12330 (common_test_1_DEPENDENCIES): New variable.
12331 (common_test_1_LDFLAGS): New variable.
12333 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12334 and commons_ correctly when NAME/VERSION does not override
12335 NAME/NULL.
12336 * testsuite/ver_test_6.c: New file.
12337 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12338 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12339 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12341 2008-03-26 Ian Lance Taylor <iant@google.com>
12343 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12344 of an undefined symbol from a version script.
12345 * testsuite/Makefile.am (ver_test_5.so): New target.
12346 (ver_test_5.o): New target.
12347 (check_SCRIPTS): Add ver_test_5.sh.
12348 (check_DATA): Add ver_test_5.syms.
12349 (ver_test_5.syms): New target.
12350 * testsuite/ver_test_5.cc: New file.
12351 * testsuite/ver_test_5.script: New file.
12352 * testsuite/ver_test_5.sh: New file.
12353 * Makefile.in, testsuite/Makefile.in: Rebuild.
12355 PR gold/5986
12356 Fix problems building gold with gcc 4.3.0.
12357 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12358 (gold_error_at_location, gold_warning_at_location): Use it.
12359 * configure.ac: Check whether we can compile and use a template
12360 function with a printf attribute.
12361 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12362 when jumping over bytes.
12363 * object.cc: Instantiate Object::read_section_data.
12364 * debug.h: Include <cstring>
12365 * dwarf_reader.cc: Include <algorithm>
12366 * main.cc: Include <cstring>.
12367 * options.cc: Include <cstring>.
12368 * output.cc: Include <cstring>.
12369 * script.cc: Include <cstring>.
12370 * script.h: Include <string>.
12371 * symtab.cc: Include <cstring> and <algorithm>.
12372 * target-select.cc: Include <cstring>.
12373 * version.cc: Include <string>.
12374 * testsuite/testmain.cc: Include <cstdlib>.
12375 * configure, config.in: Rebuild.
12377 2008-03-25 Ian Lance Taylor <iant@google.com>
12379 * options.cc: Include "../bfd/bfdver.h".
12380 (options::help): Print bug reporting address.
12382 * version.cc (print_version): Adjust output for current value of
12383 BFD_VERSION_STRING.
12385 * NEWS: New file.
12387 * options.cc (options::help): Print list of supported targets.
12388 * target-select.h: Include <vector>.
12389 (class Target_selector): Make machine_, size_, and is_big_endian_
12390 fields const. Add bfd_name_ and instantiated_target_ fields.
12391 (Target_selector::Target_selector): Add bfd_name parameter.
12392 (Target_selector::recognize): Make non-virtual, call
12393 do_recognize.
12394 (Target_selector::recognize_by_name): Make non-virtual, call
12395 do_recognize_by_name.
12396 (Target_selector::supported_names): New function.
12397 (Target_selector::bfd_name): New function.
12398 (Target_selector::do_instantiate_target): New pure virtual
12399 function.
12400 (Target_selector::do_recognize): New virtual function.
12401 (Target_selector::do_recognize_by_name): New virtual function.
12402 (Target_selector::instantiate_target): New private function.
12403 (supported_target_names): Declare.
12404 * target-select.cc (Target_selector::Target_selector): Update for
12405 new parameter and fields.
12406 (select_target_by_name): Check that the name matches before
12407 calling recognize_by_name.
12408 (supported_target_names): New function.
12409 * i386.cc (class Target_selector_i386): Update Target_selector
12410 constructor call. Remove recognize and recognize_by_name. Add
12411 do_instantiate_target.
12412 * x86_64.cc (class Target_selector_x86_64): Likewise.
12413 * testsuite/testfile.cc (class Target_selector_test): Update for
12414 changes to Target_selector.
12416 * README: Rewrite, with some notes on unsupported features.
12418 2008-03-24 Cary Coutant <ccoutant@google.com>
12420 * i386.cc (Target_i386::Got_type): New enum declaration.
12421 (Target_i386::Scan::local): Updated callers of Output_data_got
12422 member functions.
12423 (Target_i386::Scan::global): Likewise.
12424 (Target_i386::Relocate::relocate): Likewise.
12425 (Target_i386::Relocate::relocate_tls): Likewise.
12426 * object.h (Got_offset_list): New class.
12427 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12428 (Sized_relobj::local_got_offset): Likewise.
12429 (Sized_relobj::set_local_got_offset): Likewise.
12430 (Sized_relobj::local_has_tls_got_offset): Removed.
12431 (Sized_relobj::local_tls_got_offset): Removed.
12432 (Sized_relobj::set_local_tls_got_offset): Removed.
12433 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12434 * output.cc (Output_data_got::add_global): Added got_type parameter.
12435 (Output_data_got::add_global_with_rel): Likewise.
12436 (Output_data_got::add_global_with_rela): Likewise.
12437 (Output_data_got::add_global_pair_with_rel): New function.
12438 (Output_data_got::add_global_pair_with_rela): New function.
12439 (Output_data_got::add_local): Added got_type parameter.
12440 (Output_data_got::add_local_with_rel): Likewise.
12441 (Output_data_got::add_local_with_rela): Likewise.
12442 (Output_data_got::add_local_pair_with_rel): New function.
12443 (Output_data_got::add_local_pair_with_rela): New function.
12444 (Output_data_got::add_global_tls): Removed.
12445 (Output_data_got::add_global_tls_with_rel): Removed.
12446 (Output_data_got::add_global_tls_with_rela): Removed.
12447 (Output_data_got::add_local_tls): Removed.
12448 (Output_data_got::add_local_tls_with_rel): Removed.
12449 (Output_data_got::add_local_tls_with_rela): Removed.
12450 * output.h (Output_data_got::add_global): Added got_type parameter.
12451 (Output_data_got::add_global_with_rel): Likewise.
12452 (Output_data_got::add_global_with_rela): Likewise.
12453 (Output_data_got::add_global_pair_with_rel): New function.
12454 (Output_data_got::add_global_pair_with_rela): New function.
12455 (Output_data_got::add_local): Added got_type parameter.
12456 (Output_data_got::add_local_with_rel): Likewise.
12457 (Output_data_got::add_local_with_rela): Likewise.
12458 (Output_data_got::add_local_pair_with_rel): New function.
12459 (Output_data_got::add_local_pair_with_rela): New function.
12460 (Output_data_got::add_global_tls): Removed.
12461 (Output_data_got::add_global_tls_with_rel): Removed.
12462 (Output_data_got::add_global_tls_with_rela): Removed.
12463 (Output_data_got::add_local_tls): Removed.
12464 (Output_data_got::add_local_tls_with_rel): Removed.
12465 (Output_data_got::add_local_tls_with_rela): Removed.
12466 * resolve.cc (Symbol::override_base_with_special): Removed
12467 reference to has_got_offset_ field.
12468 * symtab.cc (Symbol::init_fields): Replaced initialization
12469 of got_offset_ with got_offsets_. Removed initialization
12470 of has_got_offset_
12471 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
12472 (Symbol::got_offset): Likewise.
12473 (Symbol::set_got_offset): Likewise.
12474 (Symbol::has_tls_got_offset): Removed.
12475 (Symbol::tls_got_offset): Removed.
12476 (Symbol::set_tls_got_offset): Removed.
12477 (Symbol::got_offset_): Removed.
12478 (Symbol::tls_mod_got_offset_): Removed.
12479 (Symbol::tls_pair_got_offset_): Removed.
12480 (Symbol::got_offsets_): New field.
12481 (Symbol::has_got_offset): Removed.
12482 (Symbol::has_tls_mod_got_offset): Removed.
12483 (Symbol::has_tls_pair_got_offset): Removed.
12484 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12485 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12486 member functions.
12487 (Target_x86_64::Scan::global): Likewise.
12488 (Target_x86_64::Relocate::relocate): Likewise.
12489 (Target_x86_64::Relocate::relocate_tls): Likewise.
12491 2008-03-25 Ben Elliston <bje@au.ibm.com>
12493 * yyscript.y: Fix spelling error in comment.
12495 2008-03-24 Ian Lance Taylor <iant@google.com>
12497 * options.h (class General_options): Define build_id option.
12498 * layout.h (class Layout): Declare write_build_id, create_note,
12499 create_build_id. Add build_id_note_ member.
12500 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12501 "libiberty.h", "md5.h", "sha1.h".
12502 (Layout::Layout): Initialize eh_frame_data_,
12503 eh_frame_hdr_section_, and build_id_note_.
12504 (Layout::finalize): Call create_build_id.
12505 (Layout::create_note): New function, broken out of
12506 Layout::create_gold_note.
12507 (Layout::create_gold_note): Call create_note.
12508 (Layout::create_build_id): New function.
12509 (Layout::write_build_id): New function.
12510 (Close_task_runner::run): Call write_build_id.
12512 * x86_64.cc: Correct license to GPLv3.
12514 2008-03-23 Ian Lance Taylor <iant@google.com>
12516 * options.cc: Include "demangle.h".
12517 (parse_optional_string): New function.
12518 (parse_long_option): Handle takes_optional_argument.
12519 (parse_short_option): Update dash_z initializer. Handle
12520 takes_optional_argument.
12521 (General_options::General_options): Initialize do_demangle_.
12522 (General_options::finalize): Set do_demangle_. Handle demangling
12523 style.
12524 * options.h (parse_optional_string): Declare.
12525 (struct One_option): Add optional_arg field. Update constructor.
12526 Update call constructor calls. Add takes_optional_argument
12527 function.
12528 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12529 (DEFINE_optional_string): Define.
12530 (General_options::demangle): Change from DEFINE_bool to
12531 DEFINE_optional_string.
12532 (General_options::no_demangle): New function.
12533 (General_options::do_demangle): New function.
12534 (General_options::set_do_demangle): New function.
12535 (General_options::execstack_status_): Move definition to end of
12536 class definition.
12537 (General_options::static_): Likewise.
12538 (General_options::do_demangle_): New field.
12539 * object.cc (big_endian>::get_symbol_location_info): Call
12540 Options::do_demangle, not Options::demangle.
12541 * symtab.cc (demangle): Likewise.
12543 2008-03-22 Ian Lance Taylor <iant@google.com>
12545 * gold.h: Include <cstddef> and <sys/types.h>
12546 * options.h: Include <cstring>.
12548 2008-03-21 Ian Lance Taylor <iant@google.com>
12550 * Added source code to GNU binutils.