1 2013-03-13 Alan Modra <amodra@gmail.com>
3 * powerpc.cc (is_branch_reloc): Forward declare.
4 (Target_powerpc::do_can_check_for_function_pointers): New predicate.
5 (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
6 false for 64-bit, true for 32-bit non-branch relocs.
7 (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
8 * testsuite/Makefile.am (icf_test): Use linker map file instead of
10 (icf_safe_test): Generate linker map file as well as nm output.
11 (icf_safe_so_test): Likewise.
12 * testsuite/Makefile.in: Regenerate.
13 * testsuite/icf_test.sh: Parse linker map file to determine
15 * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC.
16 * testsuite/icf_safe_so_test.sh: Likewise.
17 (X86_32_or_ARM_specific_safe_fold): Merge into..
18 (arch_specific_safe_fold): ..this.
19 (X86_64_specific_safe_fold): Delete unused function.
21 2013-03-12 Alan Modra <amodra@gmail.com>
23 * gc.h (gc_process_relocs): Look through function descriptors
24 to determine shndx, symvalue and addend used by ICF. Tidy
27 2013-03-11 Alan Modra <amodra@gmail.com>
29 * gold.cc (queue_middle_tasks): Move detect_odr_violations..
30 * layout.cc (Layout_task_runner::run): ..to here.
31 * symtab.h (struct Symbol_location): Extract from..
32 (class Symbol_table): ..here.
33 * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
34 * target.h (class Target): Add function_location and
35 do_function_location functions.
36 (class Sized_target): Add do_function_location.
37 * object.h (class Sized_relobj_file): Move find_shdr..
38 (class Object): ..to here.
39 * object.cc: Likewise. Update to suit. Instantiate.
40 (Sized_relobj_file::find_eh_frame): Update find_shdr call.
41 * powerpc.cc (class Powerpc_dynobj): New.
42 (Target_powerpc::do_function_location): New function.
43 (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
44 (Powerpc_dynobj::do_read_symbols): New function.
45 (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
47 2013-03-08 Ian Lance Taylor <iant@google.com>
49 * options.cc (General_options::string_to_object_format): Accept
52 2013-03-08 Alan Modra <amodra@gmail.com>
54 * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
56 (struct Post_fde): Move definition to here..
57 * ehframe.cc (struct Post_fde): ..from here.
58 (Cie::write): Don't alloc Post_fde.
59 (Eh_frame::do_sized_write): Update. Don't free Post_fde.
61 2013-03-07 Alan Modra <amodra@gmail.com>
63 * testsuite/discard_locals_relocatable_test.c: Add a powerpc
64 relocation referencing .LC0.
65 * testsuite/discard_locals_test.sh: Remove FIXMEs.
67 2013-03-07 Alan Modra <amodra@gmail.com>
69 * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
70 always_inline. Add assembly for powerpc to avoid GOT.
72 2013-03-07 Alan Modra <amodra@gmail.com>
74 * testsuite/script_test_10.sh: Don't test .bss section
77 2013-03-06 Alan Modra <amodra@gmail.com>
79 * powerpc.cc (class Powerpc_relobj): Move some member functions.
80 (Target_powerpc::symval_for_branch): Add symtab param. Update
81 all callers. Handle folded sections.
82 (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
84 (Global_symbol_visitor_opd::operator()): Likewise.
86 2013-03-04 Alan Modra <amodra@gmail.com>
88 * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
89 * testsuite/Makefile.in: Regenerate.
91 2013-03-01 Cary Coutant <ccoutant@google.com>
93 Add dwp support for v2 DWARF package file format.
94 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
95 tu_length parameter. Adjust all callers.
96 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
97 * dwp.cc: Include dwarf.h.
98 (Section_bounds): New struct type.
99 (Unit_set): New struct type.
100 (Dwo_file::Dwo_file): Initialize new data member.
101 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
102 Combine and rename to...
103 (Dwo_file::read_unit_index): ...this.
104 (Dwo_file::sized_read_compunit_index)
105 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
106 (Dwo_file::sized_read_unit_index): ...this.
107 (Dwo_file::copy_section): Remove section_name, is_str_offsets
108 parameters; add section_id parameter.
109 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
110 (Dwo_file::add_unit_set): ...this.
111 (Dwo_file::shndx_map_): Remove.
112 (Dwo_file::sect_offsets_): New data member.
113 (Dwp_output_file::Dwp_output_file): Initialize new data members.
114 (Dwp_output_file::add_section): Rename to...
115 (Dwp_output_file::add_contribution): ...this.
116 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
117 (Dwp_output_file::add_tu_set): Likewise.
118 (Dwp_output_file::Contribution): New type.
119 (Dwp_output_file::Section::contributions): New data member.
120 (Dwp_output_file::Cu_or_tu_set): Remove.
121 (Dwp_output_file::Section::Section): New ctor.
122 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
123 (Dwp_output_file::Dwp_index::Section_table): New type.
124 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
125 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
127 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
128 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
129 (Dwp_output_file::Dwp_index::section_table): New member function.
130 (Dwp_output_file::Dwp_index::section_table_end): New member function.
131 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
132 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
133 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
134 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
135 (Dwp_output_file::Dwp_index::section_table_): New data member.
136 (Dwp_output_file::Dwp_index::section_mask_): New data member.
137 (Dwp_output_file::add_output_section): New member function.
138 (Dwp_output_file::write_new_section): New member function.
139 (Dwp_output_file::write_contributions): New member function.
140 (Dwp_output_file::section_id_map_): New data member.
141 (class Dwo_id_info_reader): Remove.
142 (class Unit_reader): New class.
143 (get_dwarf_section_name): New function.
144 (Dwo_file::read_executable): Adjust initializations of class data.
145 (Dwo_file::read): Add support for v2 package file format.
146 (Dwo_file::read_unit_index): Likewise.
147 (Dwo_file::sized_read_unit_index): Likewise.
148 (Dwo_file::copy_section): Likewise.
149 (Dwo_file::add_unit_set): Likewise.
150 (Dwp_output_file::add_output_section): Likewise.
151 (Dwp_output_file::add_contribution): Likewise.
152 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
154 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
156 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
158 (Dwp_output_file::initialize): Remove unused function.
159 (Dwp_output_file::finalize): Add support for v2 package file format.
160 (Dwp_output_file::write_index): Likewise.
161 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
164 2013-03-01 Cary Coutant <ccoutant@google.com>
166 * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
167 function into class definition in header file.
168 (Dwarf_info_reader::warn_corrupt_debug_section): New function.
169 * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
171 (Dwarf_info_reader::check_buffer): Move here from .cc file.
173 2013-02-28 Alan Modra <amodra@gmail.com>
175 * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
176 * target.cc (Target::do_plt_fde_location): New function.
177 * ehframe.h (class FDE): Add post_map field to u_.from_linker,
178 accessor function, and constructor param.
179 (struct Post_fde, Post_fdes): Declare.
180 (Cie::write): Add post_fdes param.
181 * ehframe.cc (Fde::write): Use plt_fde_location.
182 (struct Post_fde): Define.
183 (Cie::write): Stash FDEs added post merge mapping.
184 (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
185 Adjust Fde constructor call. Bump final_data_size_ for post map FDEs.
186 (Eh_frame::do_sized_write): Arrange to write post map FDES after
188 * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
189 (Target_powerpc::has_glink): New function.
190 (Target_powerpc::do_relax): Add eh_frame info for stubs.
191 (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
192 glink_eh_frame_fde_32, default_fde): New data.
193 (Stub_table::eh_frame_added_): New var.
194 (Stub_table::find_long_branch_entry, stub_address, stub_offset):
196 (Stub_table::add_eh_frame): New function.
197 (Output_data_glink::add_eh_frame): New function.
198 (Target_powerpc::make_glink_section): Call add_eh_frame.
200 2013-02-15 Ian Lance Taylor <iant@google.com>
202 * options.h (DEFINE_uint64_alias): Define.
203 (class General_options): Add -Ttext-segment as an alias for
206 2013-02-15 Alan Modra <amodra@gmail.com>
208 * powerpc.cc (Stub_table::plt_off): New function, extracted from..
209 (Stub_table::do_write): ..here, two places.
210 (Stub_table::plt_call_size): Use it here too.
212 2013-02-11 Ian Lance Taylor <iant@google.com>
214 * descriptors.cc (Descriptors::close_all): New function.
215 * descriptors.h (class Descriptors): Declare close_all.
216 (close_all_descriptors): New inline function.
217 * plugin.cc: Include "descriptors.h".
218 (Plugin_manager::cleanup): Call close_all_descriptors.
220 2013-02-06 Alan Modra <amodra@gmail.com>
222 * README: Update coding style link.
224 2013-01-28 Cary Coutant <ccoutant@google.com>
226 * dwp.cc (File_list): New typedef.
227 (Dwo_name_info_reader): New class.
228 (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
229 (Dwo_id_info_reader::visit_top_die): Remove unused member function.
230 (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
231 (Dwo_file::read_executable): New function.
232 (Dwo_file::read): Move common setup code to ...
233 (Dwo_file::make_object): ... here.
234 (dwp_options): Add --exec/-e.
238 2013-01-24 Sriraman Tallam <tmsriram@google.com>
240 * layout.cc (Layout::layout): Check for option text_reorder.
241 (Layout::make_output_section): Ditto.
242 * options.h (text_reorder): New option.
243 * output.cc (Input_section_sort_compare): Remove special ordering
246 Input_section_sort_section_name_special_ordering_compare::
247 operator()): New function.
248 (Output_section::sort_attached_input_sections): Use new sort function
250 * output.h (Input_section_sort_section_name_special_ordering_compare):
252 * testsuite/Makefile.am (text_section_grouping): Test option
254 * testsuite/Makefile.in: Regenerate.
255 * testsuite/text_section_grouping.sh: Check order of functions without
256 default text reordering.
258 2013-01-18 Mike Frysinger <vapier@gentoo.org>
260 * options.h (General_options): Change default to true for new_dtags.
262 2013-01-18 Mike Frysinger <vapier@gentoo.org>
264 * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
265 when enable_new_dtags is false. Only add DT_RUNPATH when
266 enable_new_dtags is true.
268 2013-01-17 Serge Pavlov <serge.v.pavlov@gmail.com>
270 * powerpc.cc (Stub_table::find_plt_call_entry): Make types
271 used in declaration and definition consistent.
272 (Target_powerpc::symval_for_branch): Ditto.
274 2013-01-16 Sriraman Tallam <tmsriram@google.com>
276 * testsuite/plugin_final_layout.cc: Fix comment.
278 2013-01-16 Sriraman Tallam <tmsriram@google.com>
280 * layout.cc (Layout::layout): Do not do default sorting for
281 text sections when section ordering is specified.
282 (make_output_section): Ditto.
283 * testsuite/plugin_final_layout.cc: Name the function sections
284 to catch reordering issues.
286 2013-01-15 Alan Modra <amodra@gmail.com>
288 * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
291 2013-01-15 Alan Modra <amodra@gmail.com>
293 * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
294 * testsuite/Makefile.in: Regenerate.
296 2013-01-14 Alan Modra <amodra@gmail.com>
298 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
299 * testsuite/Makefile.in: Regenerate.
301 2013-01-11 Pavel Chupin <pavel.v.chupin@intel.com>
304 Fix mingw gold build with plugins enabled
305 * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
306 * configure.ac: Export DLOPEN_LIBS and add headers check.
307 * plugin.cc: Handle non-dlfcn case.
308 * Makefile.in: Regenerate.
309 * config.in: Regenerate.
310 * configure: Regenerate.
311 * testsuite/Makefile.in: Regenerate.
313 2013-01-09 Sriraman Tallam <tmsriram@google.com>
315 * output.h (sort_attached_input_sections): Change to be public.
317 (Output_section_definition::set_section_addresses): Sort
318 attached input sections according to section order before linker
319 script assigns section addresses.
320 (Orphan_output_section::set_section_addresses): Sort
321 attached input sections according to section order before linker
322 script assigns section addresses.
323 * Makefile.am (final_layout.sh): Use a simple linker script to
324 check if section ordering still works.
325 * Makefile.in: Regenerate.
327 2013-01-09 Ben Cheng <bccheng@google.com>
329 * arm.cc (Target_arm::attributes_accept_div): New function.
330 (Target_arm::attributes_forbid_div): New function.
331 (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
332 attribute using the same new functions as what bfd/elf32_arm.c
335 2013-01-07 Cary Coutant <ccoutant@google.com>
338 * output.cc (Output_section::add_input_section): For incremental
339 updates, don't track input sections that are allocated from patch
342 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
343 Ian Lance Taylor <iant@google.com>
346 * configure.ac (--enable-ld): Removed.
347 (install_as_default): Set to yes only for --enable-gold=default
349 * configure: Regenerated.
351 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
353 * options.h (General_options): Add -fuse-ld= for GCC linker
354 option compatibility.
356 2013-01-04 Cary Coutant <ccoutant@google.com>
358 * configure.ac: Fix typo restoring CXXFLAGS.
359 * configure: Regenerate.
361 2013-01-04 Cary Coutant <ccoutant@google.com>
363 * testsuite/Makefile.am (CXXLINK_S): New macro.
364 (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
365 * testsuite/Makefile.in: Regenerate.
367 2013-01-02 H.J. Lu <hongjiu.lu@intel.com>
369 * version.cc (print_version): Update copyright year to 2013.
371 2012-12-20 Ian Lance Taylor <iant@google.com>
373 * layout.cc (Layout::special_ordering_of_input_section): New
375 (Layout::layout): If input section requires special ordering, must
377 (Layout::make_output_section): May sort .text input sections.
378 (Layout::is_section_name_prefix_grouped): Remove.
379 * layout.h (class Layout): Declare
380 special_ordering_of_input_section. Don't declare
381 is_section_name_prefix_grouped.
382 * output.cc (Output_section::add_input_section): Revert last
384 (Output_section::Input_section_sort::match_file_name): Don't crash
385 if called on output section data.
386 (Output_section::Input_section_sort_compare): Sort based on
388 (Output_section::Input_section_sort_section_order_index_compare):
390 (Output_section::sort_attached_input_sections): Likewise.
392 2012-12-18 Sriraman Tallam <tmsriram@google.com>
394 * layout.cc (Layout::is_section_name_prefix_grouped): New function.
395 * layout.h (Layout::is_section_name_prefix_grouped): New function.
396 * output.cc (Output_section::add_input_section): Check if section
397 name contains special prefix. Keep input sections to sort such
399 (Output_section::Input_section_sort_section_order_index_compare
400 ::operator()): Group sections according to prefixes.
401 (Output_section::sort_attached_input_sections): Add condition to
402 Input_section_entry constructor call.
403 * testsuite/Makefile.am (text_section_grouping): New test.
404 * testsuite/Makefile.in: Regenerate.
405 * testsuite/text_section_grouping.cc: New file.
406 * testsuite/text_section_grouping.sh: New file.
408 2012-12-17 Nick Clifton <nickc@redhat.com>
410 * Makefile.am: Add copyright notice.
413 * configure.ac: Likewise.
414 * ftruncate.c: Likewise.
415 * Makefile.in: Regenerate.
417 2012-12-14 Cary Coutant <ccoutant@google.com>
419 * testsuite/Makefile.am (exception_separate_shared_12_test): Add
421 (exception_separate_shared_12_test): Likewise.
422 (incremental_copy_test): Likewise.
423 * testsuite/Makefile.in: Regenerate.
425 2012-12-14 Cary Coutant <ccoutant@google.com>
427 * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
428 (Dwp_output_file::Dwp_index::enter_set): Add assert.
430 2012-12-12 Alan Modra <amodra@gmail.com>
432 * powerpc.cc (class Track_tls): New.
433 (class Relocate, class Scan): Inherit Track_tls.
434 (Target_powerpc::Scan::local, global): Track tls optimization
435 and avoid creating plt entry for __tls_get_addr if all uses
437 (Target_powerpc::Relocate::relocate): Update to use Track_tls.
439 2012-12-12 Alan Modra <amodra@gmail.com>
441 * options.h (General_options): Add --toc-sort/--no-toc-sort.
442 Replace no_toc_optimize with toc_optimize.
443 * output.h (Output_section::input_sections): Provide non-const variant.
444 * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
445 set_has_small_toc_reloc, has_small_toc_reloc): New variable and
447 (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
448 (class Sort_toc_sections): New.
449 (Target_powerpc::do_finalize_sections): Sort toc sections.
450 (Target_powerpc::Relocate::relocate): Update toc_optimize test.
452 2012-12-10 Roland McGrath <mcgrathr@google.com>
454 * testsuite/binary_unittest.cc (read_all): New function.
455 (Sized_binary_test): Use it instead of ::read.
456 * fileread.cc (do_read): Don't assume pread always reads the whole
457 amount in a single call.
459 2012-12-10 Alan Modra <amodra@gmail.com>
461 * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
462 Set EM_PPC64 or EM_PPC here.
463 (Target_selector_powerpc::do_recognize): Delete.
465 2012-12-10 Alan Modra <amodra@gmail.com>
467 * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
469 (Target_powerpc::Branch_info::make_stub): Don't omit addend.
471 2012-12-07 Roland McGrath <mcgrathr@google.com>
473 * testsuite/binary_unittest.cc (Sized_binary_test):
474 Use open_descriptor rather than ::open.
476 2012-12-07 Alan Modra <amodra@gmail.com>
478 * powerpc.cc (Stub_table::do_write): Delete redundant Address
479 typedef and invalid_address constant.
480 (Output_data_glink, Stub_table, Target_powerpc): Explicitly
481 instantiate constants.
483 2012-12-06 Roland McGrath <mcgrathr@google.com>
485 * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
486 Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
487 * aclocal.m4: Regenerate.
488 * configure: Regenerate.
489 * Makefile.in: Regenerate.
490 * testsuite/Makefile.in: Regenerate.
492 2012-12-07 Alan Modra <amodra@gmail.com>
494 * options.h (General_options): Add no_toc_optimize.
495 * powerpc.cc (ok_lo_toc_insn): New function.
496 (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
498 2012-12-06 Alan Modra <amodra@gmail.com>
500 * options.h (General_options): Add plt_align, plt_static_chain,
501 plt_thread_safe. Update stub_group_size help text.
502 * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
503 for new plt_thread_safe_ var.
504 (use_plt_offset): Correct comments.
505 (Target_powerpc::do_relax): Look for thread creation symbols to
506 determine default plt_thread_safe value. Clear plt call stubs
507 as well as branch stubs each iteration.
508 (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
510 (l, hi, ha, write_insn): Move earlier.
511 (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
512 (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
514 (Stub_table::update_size): Adjust.
515 (Stub_table::prev_size, set_prev_size): Delete.
516 (Stub_table::stub_align): Let --plt-align affect result.
517 (Stub_table::plt_call_size): Calculate sizes for various stubs.
518 (Stub_table::branch_stub_size): Use last_plt_size in address calc.
519 (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
520 (Stub_table::do_write): Support more stub variants.
522 2012-12-04 Alan Modra <amodra@gmail.com>
524 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
525 (Target_powerpc::do_define_standard_symbols): New function.
527 2012-12-03 Alan Modra <amodra@gmail.com>
529 * output.h: Formatting, whitespace.
531 2012-12-03 Alan Modra <amodra@gmail.com>
533 * layout.h (Layout::get_executable_sections): Declare.
534 * layout.cc (Layout::get_executable_sections): New function.
535 * arm.cc (Target_arm::group_sections): Use it.
536 (Arm_output_section::group_sections): Delete now redundant test.
537 * output.cc (Output_reloc::Output_reloc): Add is_relative.
538 param to handle relative relocs.
539 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
540 (Output_data_reloc::add_absolute): Adjust.
541 (Output_data_reloc::add_relative): New function.
542 (Output_data::reset_data_size): New function.
543 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
544 (Output_section::set_addralign): New function.
545 (Output_section::checkpoint_set_addralign): New function.
546 (Output_section::clear_section_offsets_need_adjustment): New function.
547 (Output_section::input_sections): Make public.
548 * powerpc.cc (class Output_data_brlt_powerpc): New.
549 (class Stub_table, class Stub_control): New.
550 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
551 stub_table_, set_stub_table, stub_table): New vectors and accessor
553 (Target_powerpc::do_may_relax, do_relax, push_branch,
554 new_stub_table, stub_tables, brlt_section, group_sections,
555 add_branch_lookup_table, find_branch_lookup_table,
556 write_branch_lookup_table, make_brlt_section): New functions.
557 (Target_powerpc::struct Sort_sections, class Branch_info): New.
558 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
559 branch_info_): New vars.
560 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
561 make call stubs here.
562 (Output_data_glink): Remove all call stub handling from this class.
563 (Target_powerpc::Scan::local, global): Save interesting branch
564 relocs and relocs for ifunc. Adjust calls to plt entry functions.
565 (Target_powerpc::do_finalize_sections): Only make reg save/restore
566 functions on final link.
567 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
568 Handle long branch destinations too.
569 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
570 do_plt_address_for_local): Adjust lookup of plt call stubs.
572 2012-11-30 Alan Modra <amodra@gmail.com>
574 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
575 relocs against protected symbols when building 32-bit shared libs.
577 2012-11-30 Alan Modra <amodra@gmail.com>
579 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
580 param. Call got_section() to make .got. Update all callers
581 and their callers and so on.
583 2012-11-30 Alan Modra <amodra@gmail.com>
585 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
586 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
587 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
588 value if it already exists.
590 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
593 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
595 2012-11-14 Roland McGrath <mcgrathr@google.com>
597 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
598 than bfc instruction for data sandboxing.
600 2012-11-08 Alan Modra <amodra@gmail.com>
602 * po/POTFILES.in: Regenerate.
604 2012-11-05 Alan Modra <amodra@gmail.com>
606 * configure.ac: Apply 2012-09-10 change to config.in here.
607 * configure: Regenerate.
609 2012-11-05 Alan Modra <amodra@gmail.com>
611 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
612 (struct Opd_ent): Use "Address" rather than "Offset".
613 (Output_data_got_powerpc::got_base_offset): Return Valtype.
614 (Target_powerpc::got_section): Make public.
615 (Target_powerpc::scan_relocs): Move code setting symbols..
616 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
617 Create _SDA_BASE_ only when referenced.
619 2012-11-02 Roland McGrath <mcgrathr@google.com>
621 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
624 2012-11-01 Roland McGrath <mcgrathr@google.com>
626 * target.h (Sized_target::relocate_relocs): Use Elf_Off
627 for offset_in_output_section parameter.
628 (Sized_target::relocate_special_relocatable): Likewise.
629 * arm.cc (Target_arm::relocate_relocs): Likewise.
630 (Target_arm::relocate_special_relocatable): Likewise.
631 * i386.cc (Target_i386::relocate_relocs): Likewise.
632 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
633 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
634 * target-reloc.h (relocate_relocs): Likewise.
635 * testsuite/testfile.cc (Target_test): Likewise.
636 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
637 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
639 * system.h: Move inclusion of <clocale> to after <libintl.h> in
640 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
642 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
643 parameter, which is unused in the [!F_SETFD] case.
645 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
646 SYMNDX to off_t before comparing it to this->data_size().
647 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
648 * incremental.cc (Output_section_incremental_inputs::do_write):
649 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
651 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
653 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
655 * gold.cc (Target_arm::do_adjust_elf_header): Add the
656 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
659 2012-10-29 Cary Coutant <ccoutant@google.com>
661 * dwp.cc (usage): Add file and exit status parameters;
662 add --help and --version options.
663 (print_version): New function.
664 (main): Add --help and --version options.
666 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
668 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
669 final_layout_sequence.txt.
670 * testsuite/Makefile.in: Regenerated.
672 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
674 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
675 COMPILE generated by automake.
677 (CXXCOMPILE1): Likewise.
678 (CXXLINK1): Likewise.
679 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
681 (CXXCOMPILE): Likewise.
683 * testsuite/Makefile.in: Regenerated.
685 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
687 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
688 on bad fwrite return.
690 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
692 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
695 2012-10-23 Cary Coutant <ccoutant@google.com>
697 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
698 * testsuite/Makefile.in: Regenerate.
699 * testsuite/dwp_test.h: New source file.
700 * testsuite/dwp_test_1.cc: New source file.
701 * testsuite/dwp_test_1.s: New source file.
702 * testsuite/dwp_test_1.sh: New source file.
703 * testsuite/dwp_test_1b.cc: New source file.
704 * testsuite/dwp_test_1b.s: New source file.
705 * testsuite/dwp_test_2.cc: New source file.
706 * testsuite/dwp_test_2.s: New source file.
707 * testsuite/dwp_test_2.sh: New source file.
708 * testsuite/dwp_test_main.cc: New source file.
709 * testsuite/dwp_test_main.s: New source file.
711 2012-10-23 Cary Coutant <ccoutant@google.com>
713 * dwp.h: New header file.
714 * dwp.cc: New source file.
715 * gold.h: Move shared declarations to system.h.
716 * system.h: New header file.
717 * Makefile.am: Add dwp.
718 * Makefile.in: Regenerate.
720 2012-10-23 Cary Coutant <ccoutant@google.com>
722 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
723 Dwarf_info_reader::read_from_pointer.
724 (Dwarf_pubnames_table::read_header): Likewise.
725 (Dwarf_pubnames_table::next_name): Likewise.
726 (Dwarf_die::read_attributes): Likewise.
727 (Dwarf_die::skip_attributes): Likewise.
728 (Dwarf_info_reader::read_from_pointer): New function template.
729 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
730 (Dwarf_pubnames_table): Likewise.
731 (Dwarf_info_reader::read_from_pointer): New function template.
732 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
733 Dwarf_pubnames_table ctor.
735 2012-10-23 Cary Coutant <ccoutant@google.com>
737 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
739 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
741 (Dwarf_info_reader::set_abbrev_shndx): New method.
742 (Dwarf_info_reader::abbrev_shndx_): New data member.
744 2012-10-23 Cary Coutant <ccoutant@google.com>
746 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
747 from object, not parameters.
748 (Dwarf_info_reader::parse): Likewise.
749 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
750 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
751 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
754 2012-10-23 Cary Coutant <ccoutant@google.com>
756 * fileread.cc (Input_file::Input_file): New constructor.
757 * fileread.h (class Input_file): Add new constructor.
759 2012-10-18 Alan Modra <amodra@gmail.com>
762 * object.cc (Relobj::is_section_name_included): Also match
763 .sdata personality section.
765 2012-10-18 Alan Modra <amodra@gmail.com>
767 * target-reloc.h (class Default_comdat_behavior): New, package up..
768 (get_comdat_behaviour): ..this.
769 (relocate_section): Add Relocate_comdat_behavior template arg,
771 * arm.cc (Target_arm::relocate_section): Adjust to suit.
772 (Target_arm::scan_reloc_section): Likewise.
773 * i386.cc (Target_i386::relocate_section): Likewise.
774 * sparc.cc (Target_sparc::relocate_section): Likewise.
775 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
776 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
777 * powerpc.cc (class Relocate_comdat_behavior): New.
778 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
779 gold::relocate_section with new template arg.
781 2012-10-18 Alan Modra <amodra@gmail.com>
783 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
784 dynamic relocs for GOT_TPREL got entries, without symbol if
786 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
787 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
788 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
790 2012-10-17 Alan Modra <amodra@gmail.com>
793 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
795 2012-10-16 Sriraman Tallam <tmsriram@google.com>
797 * layout.cc (Layout::include_section): Keep sections marked
798 SHF_EXCLUDE when doing relocatable links.
800 2012-10-16 Alan Modra <amodra@gmail.com>
802 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
803 (Target_powerpc::do_finalize_sections): Call it.
804 (Output_data_save_res): New class and supporting functions.
805 (Target_powerpc::symval_for_branch): Only look up .opd entry for
806 normal symbols defined in object files.
808 2012-10-12 Alan Modra <amodra@gmail.com>
810 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
811 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
812 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
813 section if scan_opd_relocs not yet called.
814 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
816 2012-10-12 Alan Modra <amodra@gmail.com>
818 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
819 add_local_ifunc_entry): Revert last change.
820 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
822 2012-10-05 Alan Modra <amodra@gmail.com>
824 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
825 do_plt_address_for_global): New functions.
826 (Output_data_got_powerpc::do_write): Don't segfault when linking
828 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
829 add_local_ifunc_entry): Return true on adding entry..
830 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
831 glink->add_entry call. Remove unused symtab param. Adjust calls.
832 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
833 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
835 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
836 syms here. Do so even when no .iplt. Don't segfault when linking
838 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
839 new variants without reloc param.
840 (Glink_sym_ent::Glink_sym_ent): Likewise.
841 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
842 reloc when refs will resolve to plt call stub.
843 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
844 R_PPC_PLTREL24 to resolve locally.
845 (Target_powerpc::Scan::global): Correct ifunc handling.
846 (Target_powerpc::Relocate::relocate): Correct local sym glink
847 lookup. Don't destroy "value" when we have a plt call stub,
848 and when checking plt call validity.
849 (Target_powerpc::do_dynsym_value): Simplify.
851 2012-10-05 Alan Modra <amodra@gmail.com>
853 * i386.cc (Output_data_plt_i386::address_for_global,
854 address_for_local): Add plt offset to returned value. Adjust uses.
855 * sparc.cc (Output_data_plt_sparc::address_for_global,
856 address_for_local): Likewise.
857 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
858 address_for_local): Likewise.
859 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
860 address_for_local): Likewise.
861 * target.h (Target::plt_address_for_global, plt_address_for_local):
863 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
864 (Output_data_got::Got_entry::write): Nor here.
865 * output.h: Comment fix.
867 2012-10-02 Jiong Wang <jiwang@tilera.com>
869 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
870 global_offset_table_ value for larget got.
871 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
873 2012-09-29 Alan Modra <amodra@gmail.com>
875 * powerpc.cc (Target_powerpc::iplt_): New output section.
876 (Target_powerpc::iplt_section, make_iplt_section,
877 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
878 (Target_powerpc::make_plt_entry): Handle ifunc syms.
879 Target_powerpc::plt_entry_count): Count iplt entries too.
880 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
881 reloc section in constructor. New params.
882 (Target_powerpc::make_plt_section): Create reloc section here instead.
883 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
885 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
886 (Output_data_glink::add_entry, find_entry): New functions to
887 deal with local syms.
888 (Glink_sym_ent): Add support for local syms.
889 (Output_data_glink::do_write): Handle ifunc plt entries.
890 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
891 (Target_powerpc::Scan::local, global): Handle ifunc syms.
892 (Target_powerpc::Relocate::relocate): Likewise.
893 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
895 2012-09-25 Alan Modra <amodra@gmail.com>
897 * object.h (Sized_relobj_file::adjust_local_symbol,
898 do_adjust_local_symbol): New functions.
899 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
900 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
901 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
902 and irregular opd entry spacing.
903 (Powerpc_relobj::do_read_relocs): Add opd size checks.
904 (Global_symbol_visitor_opd): New functor.
905 (Target_powerpc::do_finalize_sections): Omit global symbols defined
906 on deleted opd entries.
908 2012-09-15 Jiong Wang <jiwang@tilera.com>
910 * tilegx.cc: New file.
911 * Makefile.am (TARGETSOURCES): Add tilegx.cc
912 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
913 * configure.tgt: Add entries for tilegx*.
914 * configure.ac: Likewise.
915 * Makefile.in: Rebuild.
916 * configure: Likewise.
917 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
920 2012-09-13 Alan Modra <amodra@gmail.com>
922 * target-reloc.h (scan_relocs): Call scan.local for relocs
923 against symbols in discarded sections. Pass is_discarded
925 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
926 Add is_discarded param.
927 * powerpc (Target_powerpc::Scan::local): Likewise. Use
928 is_discarded to flag opd entry as discarded. Don't emit dyn
929 relocs on such entries.
930 (Target_powerpc::Scan::global): Similarly detect and handle
932 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
933 opd_ent_. Update all uses.
934 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
935 (Target_powerpc::relocate_section): Zero out discarded opd
938 2012-09-12 Ian Lance Taylor <iant@google.com>
941 * output.cc: Rename Output_data_got template parameter from size
942 to got_size for all functions. Compile all variants of
944 (Output_data_got::Got_entry::write): Correct use of size for
945 symbol value. Use local_is_tls rather than casting to
947 * object.h (class Object): Add local_is_tls and do_local_is_tls.
948 (class Sized_relobj_file): Add do_local_is_tls.
949 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
951 2012-09-11 Alan Modra <amodra@gmail.com>
954 * layout.cc (Layout::set_segment_offsets): When using
955 common-page-size alignment, ensure we are on a new max-page-size
957 * output.cc (Output_segment::set_section_addresses): Use
958 abi_pagesize, not common_pagesize for relro boundary.
959 (Output_segment::set_offset): Likewise.
961 2012-09-11 Alan Modra <amodra@gmail.com>
963 * output.h (Output_data_got::add_global_tls, add_local_tls,
964 add_local_tls_pair): New functions.
965 (Output_data_got::add_local_pair_with_rel): Remove second
966 reloc param. Expand comment.
967 (Output_data_got::Got_entry): Rename use_plt_offset_ to
968 use_plt_or_tls_offset_, similarly for constructor param.
969 (Output_data_got::Got_entry::write): Add got_index param.
970 * output.cc (Output_data_got::add_global_tls, add_local_tls,
971 add_local_tls_pair): New functions.
972 (Output_data_got::Got_entry::write): Handle tls symbols
973 with use_plt_or_tls_offset_ set specially.
974 (Output_data_got::add_local_pair_with_rel): Only one reloc.
975 (Output_data_got::do_write): Replace iterator with index, pass
976 index to entry write function.
977 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
978 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
979 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
981 * i386.cc (Target_i386::Scan::local): Likewise.
982 * sparc.cc (Target_sparc::Scan::local): Likewise.
983 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
984 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
985 do_tls_offset_for_global): New functions.
986 (Target_powerpc::Scan::local): Correct TLS relocations and got
988 (Target_powerpc::Scan::global): Don't emit unnecessary
989 dynamic relocations on TLS GOT entries.
991 2012-09-10 Matthias Klose <doko@ubuntu.com>
993 * config.in: Disable sanity check for kfreebsd.
995 2012-09-10 Sterling Augustine <saugustine@google.com>
997 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
998 (Gdb_index::pubtypes_read): New parameter.
999 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
1001 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
1004 2012-09-09 Alan Modra <amodra@gmail.com>
1006 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
1007 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
1008 * gc.h (gc_process_relocs): Call target gc_add_reference.
1009 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
1010 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
1011 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
1013 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
1014 to cater for when we don't need code offset. Update use.
1015 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
1016 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
1017 set_opd_valid): New functions.
1018 (Target_powerpc::do_gc_add_reference): New function.
1019 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
1021 (Target_powerpc::do_gc_mark_symbol): New function.
1023 2012-09-06 Cary Coutant <ccoutant@google.com>
1025 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
1026 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
1027 (Dwarf_die::skip_attributes): Likewise.
1028 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
1029 * testsuite/gdb_index_test.cc (inline_func_1): New function.
1031 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
1033 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
1035 * testsuite/script_test_3.t: Add .got.plt output section
1037 * testsuite/script_test_4.t: Likewise.
1039 2012-09-05 Alan Modra <amodra@gmail.com>
1041 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
1042 update all uses and lose "enum" when using type.
1044 2012-09-05 Alan Modra <amodra@gmail.com>
1046 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
1047 * configure: Regenerate.
1048 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
1049 (plugin_final_layout.stdout): Likewise.
1050 (memory_test): Set page sizes to 0x1000.
1051 * testsuite/Makefile.in: Regenerate.
1052 * testsuite/discard_locals_test.sh: Add FIXME comment.
1053 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
1054 * testsuite/pr14265.t: Add .got output section statement.
1055 * testsuite/script_test_2.t: Likewise.
1056 * testsuite/script_test_3.t: Likewise.
1057 * testsuite/script_test_4.t: Likewise.
1058 * testsuite/script_test_5.t: Likewise.
1059 * testsuite/script_test_6.t: Likewise.
1060 * testsuite/script_test_7.t: Likewise.
1061 * testsuite/script_test_9.t: Likewise.
1063 2012-09-05 Alan Modra <amodra@gmail.com>
1065 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
1066 (Powerpc_relocate_functions::Status): New typedef.
1067 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1068 (Target_powerpc::Scan::local): Handle REL64.
1069 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
1070 for REL32 and REL64.
1071 (Target_powerpc::symval_for_branch): New function, extracted from..
1072 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
1073 checks. Report overflow errors.
1075 2012-09-05 Alan Modra <amodra@gmail.com>
1077 * object.h (Sized_relobj_file::emit_relocs): Delete.
1078 (Sized_relobj_file::emit_relocs_reltype): Delete.
1079 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
1080 relocate_relocs for --emit-relocs.
1081 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
1082 * output.h: Update comment.
1083 (Output_segment::first_section): New function.
1084 (Output_segment::first_section_load_address): Use first_section.
1085 * output.cc (Output_segment::first_section): New function extracted..
1086 (Output_segment::first_section_load_address): ..from here. Delete.
1087 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
1088 * target.h (Sized_target::relocate_for_relocatable): Likewise.
1089 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
1090 adjust call to target.h function.
1091 * i386.cc (Target_i386): Likewise.
1092 * sparc.cc (Target_sparc): Likewise.
1093 * x86_64.cc (Target_x86_64): Likewise.
1094 * powerpc.cc (Target_powerpc): Likewise.
1095 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
1096 first tls section has section symbol for optimised local dynamic
1098 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
1099 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
1101 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
1102 Rename to relocate_relocs. Update error message.
1104 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
1106 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
1109 2012-08-31 Alan Modra <amodra@gmail.com>
1111 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
1112 (Powerpc_relobj::toc_base_offset): New stub function.
1113 (Target_powerpc): Add tp_offset, dtp_offset. Rename
1114 got_mod_index_offset to tlsld_got_offset. Update all refs.
1115 (Target_powerpc::Relocate::enum skip_tls): New.
1116 (Target_powerpc::call_tls_get_addr_): New var.
1117 (Target_powerpc::is_branch_reloc): Move to file scope.
1118 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
1119 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
1121 (Target_powerpc::enum Got_type): Delete old values, add new ones.
1122 (powerpc_info): Correct common_pagesize for ppc64.
1123 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
1124 (Powerpc_relocate_functions): Add overflow check enums and functions.
1125 Add non-shift version of rela, rela_ua. Delete all rel public
1126 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
1127 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
1128 addr16_ha3, addr14 functions.
1129 (Output_data_got_powerpc::add_constant_pair): New function.
1130 (Output_data_got_powerpc::got_base_offset): Likewise.
1131 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
1132 (instruction constants): Sort, add some more.
1133 (Output_data_glink::do_write): Add and use Address typedef. Use
1134 object->toc_base_offset() stub for 64-bit.
1135 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
1136 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1137 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
1138 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
1139 Always treat .opd relocs as against locally defined symbol.
1140 Correct condition for RELATIVE relocs.
1141 (Target_powerpc::do_finalize_sections): Test for NULL sections.
1142 (Target_powerpc::Relocate::relocate): Use plt call stub as value
1143 for 32-bit syms with a plt entry. Correct ppc64 toc base
1144 calculations. Handle TLS relocs, and more. Add overflow
1145 checking and adjust for Powerpc_relocate_functions changes.
1146 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
1147 Reinstate --emit-relocs code with FIXME.
1149 2012-08-30 Alan Modra <amodra@gmail.com>
1151 * layout.cc (Layout::set_segment_offsets): Set p_align to
1152 abi_pagesize, not common_pagesize.
1153 (Layout::relaxation_loop_body): Similarly use abi_pagesize
1154 to determine whether file header can go in segment.
1156 2012-08-30 Alan Modra <amodra@gmail.com>
1158 * output.h (Output_reloc::Output_reloc <output section>): Add
1159 is_relative param. Adjust calls.
1160 (Output_reloc::add_output_section_relative): New functions.
1161 * output.cc (Output_reloc::Output_reloc <output section>): Handle
1163 (Output_reloc::symbol_value): Handle SECTION_CODE.
1165 2012-08-24 Sriraman Tallam <tmsriram@google.com>
1167 * gold.cc (queue_middle_tasks): Call layout again when unique
1168 segments for sections is desired.
1169 * layout.cc (Layout::Layout): Initialize new members.
1170 (Layout::get_output_section_flags): New function.
1171 (Layout::choose_output_section): Call get_output_section_flags.
1172 (Layout::layout): Make output section for mapping to a unique segment.
1173 (Layout::insert_section_segment_map): New function.
1174 (Layout::attach_allocated_section_to_segment): Make unique segment for
1175 output sections marked so.
1176 (Layout::segment_precedes): Check for unique segments when sorting.
1177 * layout.h (Layout::Unique_segment_info): New struct.
1178 (Layout::Section_segment_map): New typedef.
1179 (Layout::insert_section_segment_map): New function.
1180 (Layout::get_output_section_flags): New function.
1181 (Layout::is_unique_segment_for_sections_specified): New function.
1182 (Layout::set_unique_segment_for_sections_specified): New function.
1183 (Layout::unique_segment_for_sections_specified_): New member.
1184 (Layout::section_segment_map_): New member.
1185 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
1186 Rename is_gc_pass_one to is_pass_one.
1187 Rename is_gc_pass_two to is_pass_two.
1188 Rename is_gc_or_icf to is_two_pass.
1189 Check for which pass based on whether symbols data is present.
1190 Make it two pass when unique segments for sections is desired.
1191 * output.cc (Output_section::Output_section): Initialize new
1193 * output.h (Output_section::is_unique_segment): New function.
1194 (Output_section::set_is_unique_segment): New function.
1195 (Output_section::is_unique_segment_): New member.
1196 (Output_section::extra_segment_flags): New function.
1197 (Output_section::set_extra_segment_flags): New function.
1198 (Output_section::extra_segment_flags_): New member.
1199 (Output_section::segment_alignment): New function.
1200 (Output_section::set_segment_alignment): New function.
1201 (Output_section::segment_alignment_): New member.
1202 (Output_segment::Output_segment): Initialize is_unique_segment_.
1203 (Output_segment::is_unique_segment): New function.
1204 (Output_segment::set_is_unique_segment): New function.
1205 (Output_segment::is_unique_segment_): New member.
1206 * plugin.cc (allow_unique_segment_for_sections): New function.
1207 (unique_segment_for_sections): New function.
1208 (Plugin::load): Add new functions to transfer vector.
1209 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
1210 * Makefile.in: Regenerate.
1211 * testsuite/plugin_final_layout.sh: Check if unique segment
1212 functionality works.
1213 * testsuite/plugin_section_order.c (onload): Check if new interfaces
1215 (allow_unique_segment_for_sections): New global.
1216 (unique_segment_for_sections): New global.
1217 (claim_file_hook): Call allow_unique_segment_for_sections.
1218 (all_symbols_read_hook): Call unique_segment_for_sections.
1220 2012-08-22 Cary Coutant <ccoutant@google.com>
1222 * layout.cc (Layout::include_section): Don't assert on GROUP
1223 sections with --emit-relocs.
1225 2012-08-21 Cary Coutant <ccoutant@google.com>
1227 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
1228 if --export-dynamic-symbol names an undef symbol.
1230 2012-08-18 Alan Modra <amodra@gmail.com>
1232 * powerpc.cc: Formatting and white space.
1233 (Powerpc_relobj): Rename got2_section_ to special_.
1234 Add opd_ent_shndx_ and opd_ent_off_ vectors.
1235 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
1236 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
1237 (Target_powerpc): Add Address typedef and invalid_address. Use
1239 (Target_powerpc::is_branch_reloc): New function.
1240 (Powerpc_relocate_functions): Add Address typedef, use throughout.
1241 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
1242 for dst_mask, value and addend.
1243 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
1244 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
1245 (Output_data_glink::do_write): Correct toc base. Don't try to use
1246 uint16_t for 24-bit offset. Use get_output_section_offset and
1248 (Target_powerpc::Scan::local): Handle more relocs.
1249 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
1250 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
1251 Plug in toc restoring insn after plt calls. Translate branches
1252 to function descriptor symbols to corresponding entry point.
1253 (Target_powerpc::relocate_for_relocatable): Check return from
1254 get_output_section_offset.
1255 * symtab.h: Comment typo.
1257 2012-08-14 Ian Lance Taylor <iant@google.com>
1259 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
1260 unsupported_relocal_local to call unsupported_reloc_global.
1262 2012-08-14 Nick Clifton <nickc@redhat.com>
1265 * script-sections.cc (Sections_element::output_section_name): Add
1266 keep return parameter.
1267 (Output_section_element::match_name): Add keep return parameter.
1268 Return the value of the keep_ member.
1269 * script-sections.h (class Output_section): Update
1270 output_section_name prototype.
1271 * layout.cc (Layout::keep_input_section): New public member
1273 (Layout::choose_output_section): Pass keep parameter to
1274 output_section_name.
1275 * layout.h (class Layout): Add keep_input_section.
1276 * object.cc (Sized_relobj_file::do_layout): Check for kept input
1278 * testsuite/Makefile.am: Add a test.
1279 * testsuite/Makefile.in: Regenerate.
1280 * testsuite/pr14265.c: Source file for the test.
1281 * testsuite/pr14265.t: Linker script for the test.
1282 * testsuite/pr14265.sh: Shell script for the test.
1284 2012-08-14 Alan Modra <amodra@gmail.com>
1286 * target.h (Target::output_section_name): New function.
1287 (Target::do_output_section_name): New function.
1288 * layout.cc (Layout::choose_output_section): Call the above.
1289 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
1291 2012-08-14 Alan Modra <amodra@gmail.com>
1293 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
1294 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
1295 for replace_constant call.
1296 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
1297 (Output_data_glink::do_print_to_mapfile): New function.
1298 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
1299 (Target_powerpc::Relocate::relocate): Likewise.
1301 2012-08-14 Alan Modra <amodra@gmail.com>
1303 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
1304 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
1305 (Output_data_glink::add_entry,find_entry): Remove shndx param.
1306 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
1307 all references to shndx_. Handle special case for R_PPC_PLTREL24
1309 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
1310 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
1311 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
1313 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
1314 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
1316 2012-08-12 Alan Modra <amodra@gmail.com>
1318 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
1319 (glink insn constants): Use uint32_t.
1320 (Output_data_glink::add_entry): Use insert, not [] operator.
1322 2012-08-11 Alan Modra <amodra@gmail.com>
1324 * object.h (Sized_relobj_file::find_shdr): New function.
1325 (Sized_relobj_file::find_special_sections): New function.
1326 * object.cc (Sized_relobj_file::find_shdr): New function.
1327 (Sized_relobj_file::find_eh_frame): Use find_shdr.
1328 (Sized_relobj_file::find_special_sections): New function, split out..
1329 (Sized_relobj_file::do_read_symbols): ..from here.
1330 * output.h (Output_data_got::replace_constant): New function.
1331 (Output_data_got::num_entries): New function.
1332 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
1333 (Output_data_got::got_offset): Protected rather than private.
1334 (Output_data_got::replace_got_entry): New function.
1335 * output.cc (Output_data_got::replace_got_entry): New function.
1336 * powerpc.cc (class Powerpc_relobj): New.
1337 (class Powerpc_relocate_functions): Delete all psymval variants or
1338 convert to value,addend type. Delete pcrela, pcrela_unaligned.
1339 Implement _ha functions using corresponding _hi function.
1340 (Powerpc_relobj::find_special_sections): New function.
1341 (Target_powerpc::do_make_elf_object): New function.
1342 (class Output_data_got_powerpc): New.
1343 (class Output_data_glink): New.
1344 (class Powerpc_scan_relocatable_reloc): New.
1345 Many more changes througout file.
1347 2012-08-09 Nick Clifton <nickc@redhat.com>
1349 * po/vi.po: Updated Vietnamese translation.
1351 2012-08-07 Ian Lance Taylor <iant@google.com>
1353 * layout.cc (Layout::add_target_dynamic_tags): If
1354 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
1357 2012-07-30 Nick Clifton <nickc@redhat.com>
1359 * po/gold.pot: Updated template.
1360 * po/es.po: Updated Spanish translation.
1362 2012-07-18 Cary Coutant <ccoutant@google.com>
1365 * configure.ac: Add check for -gpubnames support.
1366 * configure: Regenerate.
1367 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
1368 support; force -gno-pubnames.
1369 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
1371 (gdb_index_test_4): New test.
1372 * testsuite/Makefile.in: Regenerate.
1373 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
1374 * testsuite/gdb_index_test_2.sh: Likewise.
1375 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
1376 * testsuite/gdb_index_test_4.sh: New script.
1377 * testsuite/gdb_index_test_comm.sh: New script with common code;
1378 don't look for space after colon.
1380 2012-07-16 Sriraman Tallam <tmsriram@google.com>
1382 * gold.cc (queue_middle_tasks): Update function order only after
1383 deferred objects due to plugins are processed.
1385 2012-07-11 Ian Lance Taylor <iant@google.com>
1387 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
1388 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
1389 (Target_arm::scan_reloc_for_stub): Likewise.
1390 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
1391 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
1392 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
1393 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
1394 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
1396 2012-07-10 Dodji Seketeli <dodji@redhat.com>
1397 Ian Lance Taylor <iant@google.com>
1400 * configure.ac: Test whether std::tr1::hash<off_t> works.
1401 * gold.h: Add a specialization for std::tr1::hash<off_t> if
1403 * output.h (class Output_fill): Add virtual destructor.
1404 * configure, config.in: Rebuild.
1406 2012-06-22 Roland McGrath <mcgrathr@google.com>
1408 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
1410 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
1412 * plugin.cc (Plugin::load): Handle position independent executables.
1414 2012-06-06 Cary Coutant <ccoutant@google.com>
1416 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
1418 (lines_only_debug_sections): Likewise.
1419 (gdb_fast_lookup_sections): New static array.
1420 (is_gdb_debug_section): Rename formal parameter.
1421 (is_lines_only_debug_section): Likewise.
1422 (is_gdb_fast_lookup_section): New function.
1423 (Layout::include_section): Check for ".zdebug_" prefix; pass
1424 section name suffix to is_gdb_debug_section, et al.; check for
1425 fast-lookup sections when building .gdb_index.
1426 * options.h (--strip-debug-gdb): Update GDB version number.
1428 2012-06-06 Cary Coutant <ccoutant@google.com>
1430 * configure.ac: Add check for fallocate.
1431 * configure: Regenerate.
1432 * config.in: Regenerate.
1434 * options.h (class General_options): Add --mmap-output-file and
1435 --posix-fallocate options.
1436 * output.cc: (posix_fallocate): Remove; replace with...
1437 (gold_fallocate): New function.
1438 (Output_file::map_no_anonymous): Call gold_fallocate.
1439 (Output_file::map): Check --mmap-output-file option.
1441 2012-06-05 Jing Yu <jingyu@google.com>
1443 * gold.h (textdomain): Add do {} to empty while(0).
1444 (bindtextdomain): Likewise.
1446 2012-06-04 Cary Coutant <ccoutant@google.com>
1448 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
1451 2012-05-25 Sriraman Tallam <tmsriram@google.com>
1453 * symtab.cc (Symbol_table::define_special_symbol):
1454 Initialize *poldsym to prevent uninitialized variable errors.
1456 2012-05-23 Cary Coutant <ccoutant@google.com>
1458 * layout.cc (Layout::section_name_mapping): Add rules to handle
1459 exact match on .data.rel.ro.local or .data.rel.ro.
1460 (Layout::output_section_name): Check for exact matches.
1462 2012-05-23 Cary Coutant <ccoutant@google.com>
1464 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
1467 2012-05-22 Cary Coutant <ccoutant@google.com>
1469 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
1470 object before exporting symbol.
1472 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1474 * testsuite/tls_test.cc: Include "config.h" first.
1475 * testsuite/tls_test_c.c: Likewise.
1477 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
1478 Nick Clifton <nickc@redhat.com>
1481 * configure.in: Add check that sysdep.h has been included before
1482 any system header files.
1483 * configure: Regenerate.
1484 * config.in: Regenerate.
1486 2012-05-14 Cary Coutant <ccoutant@google.com>
1488 * layout.cc (Layout::make_output_section): Mark .tdata section
1490 * testsuite/relro_test.cc: Add a TLS variable.
1492 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
1495 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
1496 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
1499 2012-05-08 Cary Coutant <ccoutant@google.com>
1501 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
1502 (lines_only_debug_sections): Likewise.
1504 2012-05-02 Roland McGrath <mcgrathr@google.com>
1506 * nacl.cc: New file.
1508 * Makefile.am (CCFILES, HFILES): Add them.
1509 * Makefile.in: Regenerate.
1510 * i386.cc (Output_data_plt_i386_nacl): New class.
1511 (Output_data_plt_i386_nacl_exec): New class.
1512 (Output_data_plt_i386_nacl_dyn): New class.
1513 (Target_i386_nacl): New class.
1514 (Target_selector_i386_nacl): New class.
1515 (target_selector_i386): Use it instead of Target_selector_i386.
1516 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
1517 (Target_x86_64_nacl): New class.
1518 (Target_selector_x86_64_nacl): New class.
1519 (target_selector_x86_64, target_selector_x32): Use it instead of
1520 Target_selector_x86_64.
1521 * arm.cc (Output_data_plt_arm_nacl): New class.
1522 (Target_arm_nacl): New class.
1523 (Target_selector_arm_nacl): New class.
1524 (target_selector_arm, target_selector_armbe): Use it instead of
1525 Target_selector_arm.
1527 * target-select.cc (select_target): Take new Input_file* and off_t
1528 arguments, pass them on to recognize method of selector.
1529 * object.cc (make_elf_sized_object): Update caller.
1530 * parameters.cc (parameters_force_valid_target): Likewise.
1531 * incremental.cc (make_sized_incremental_binary): Likewise.
1532 * target-select.h: Update decl.
1533 (Target_selector::recognize): Take new Input_file* argument,
1534 pass it on to do_recognize.
1535 (Target_selector::do_recognize): Take new Input_file* argument.
1536 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
1537 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
1538 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
1539 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
1541 * target.h (Target::Target_info): New members isolate_execinstr
1543 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
1544 * arm.cc (Target_arm::arm_info): Update initializer.
1545 * i386.cc (Target_i386::i386_info): Likewise.
1546 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
1547 * sparc.cc (Target_sparc::sparc_info): Likewise.
1548 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1549 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
1550 * layout.cc (Layout::attach_allocated_section_to_segment):
1551 Take new const Target* argument. If target->isolate_execinstr(), act
1553 (Layout::find_first_load_seg): Take new const Target* argument;
1554 if target->isolate_execinstr(), reject PF_X segments.
1555 (Layout::relaxation_loop_body): Update caller.
1556 (Layout::set_segment_offsets): If target->isolate_execinstr(),
1557 reset file offset to zero when we hit LOAD_SEG, and then do a second
1558 loop over the segments before LOAD_SEG to reassign offsets after
1559 addresses have been determined. Handle target->rosegment_gap().
1560 (Layout::attach_section_to_segment): Take new const Target* argument;
1561 pass it to attach_allocated_section_to_segment.
1562 (Layout::make_output_section): Update caller.
1563 (Layout::attach_sections_to_segments): Take new const Target* argument;
1564 pass it to attach_section_to_segment.
1565 * gold.cc (queue_middle_tasks): Update caller.
1566 * layout.h (Layout): Update method decls with new arguments.
1568 * arm.cc (Target_arm::Target_arm): Take optional argument for the
1569 Target_info pointer to use.
1570 (Target_arm::do_make_data_plt): New virtual method.
1571 (Target_arm::make_data_plt): New method that calls it.
1572 (Target_arm::make_plt_entry): Use it.
1573 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
1574 for the section alignment.
1575 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
1577 (Output_data_plt_arm::first_plt_entry_offset): Call it.
1578 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
1580 (Output_data_plt_arm::get_plt_entry_size): Call it.
1581 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
1582 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
1583 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
1585 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
1586 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
1587 method instead of sizeof(plt_entry).
1588 (Output_data_plt_arm::add_entry): Likewise.
1589 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
1590 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
1592 (Target_arm::plt_entry_size): Likewise.
1593 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
1595 (Output_data_plt_arm_standard): ... here, new class.
1596 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
1597 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
1598 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
1600 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1601 Take additional argument for the PLT entry size.
1602 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
1603 Use get_plt_entry_size method rather than plt_entry_size variable.
1604 (Output_data_plt_x86_64::reserve_slot): Likewise.
1605 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
1606 (Output_data_plt_x86_64::add_entry): Likewise.
1607 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
1608 (Output_data_plt_x86_64::address_for_global): Likewise.
1609 (Output_data_plt_x86_64::address_for_local): Likewise.
1610 (Output_data_plt_x86_64::set_final_data_size): Likewise.
1611 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
1612 Make method non-static.
1613 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
1615 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
1616 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
1617 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
1618 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
1620 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
1621 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
1623 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
1624 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
1626 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
1627 (Output_data_plt_x86_64::plt_entry_size)
1628 (Output_data_plt_x86_64::first_plt_entry)
1629 (Output_data_plt_x86_64::plt_entry)
1630 (Output_data_plt_x86_64::tlsdesc_plt_entry)
1631 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
1632 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
1633 (Output_data_plt_x86_64_standard): ... here, new class.
1634 (Target_x86_64::Target_x86_64): Take optional argument for the
1635 Target_info pointer to use.
1636 (Target_x86_64::do_make_data_plt): New virtual method.
1637 (Target_x86_64::make_data_plt): New method to call it.
1638 (Target_x86_64::init_got_plt_for_update): Use that.
1639 Call this->plt_->add_eh_frame method here.
1640 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
1641 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
1642 rather than static method.
1643 (Target_x86_64::plt_entry_size): Likewise.
1644 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
1645 rather than plt_entry_size variable. Move guts of PLT filling to...
1646 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
1647 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
1648 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
1650 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
1651 additional argument for the section alignment.
1652 Don't do add_eh_frame_for_plt here.
1653 (Output_data_plt_i386::first_plt_entry_offset): Make the method
1654 non-static. Use get_plt_entry_size method rather than plt_entry_size
1656 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
1658 (Output_data_plt_i386::get_plt_entry_size): Call it.
1659 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
1660 (Output_data_plt_i386::add_eh_frame): New method to call it.
1661 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
1663 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
1664 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
1666 (Output_data_plt_i386::fill_plt_entry): New method to call it.
1667 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
1668 method instead of plt_entry_size.
1669 (Output_data_plt_i386::plt_entry_size)
1670 (Output_data_plt_i386::plt_eh_frame_fde_size)
1671 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
1672 (Output_data_plt_i386_standard): ... here, new class.
1673 (Output_data_plt_i386_exec): New class.
1674 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
1675 (Output_data_plt_i386_exec::first_plt_entry): ... here.
1676 (Output_data_plt_i386::exec_plt_entry): Move to ...
1677 (Output_data_plt_i386_exec::plt_entry): ... here.
1678 (Output_data_plt_i386_dyn): New class.
1679 (Output_data_plt_i386::first_plt_entry): Move to ...
1680 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
1681 (Output_data_plt_i386::dyn_plt_entry): Move to ...
1682 (Output_data_plt_i386_dyn::plt_entry): ... here.
1683 (Target_i386::Target_i386): Take optional argument for the Target_info
1685 (Target_i386::do_make_data_plt): New virtual method.
1686 (Target_i386::make_data_plt): New method to call it.
1687 (Target_i386::make_plt_section): Use that.
1688 Call this->plt_->add_eh_frame method here.
1689 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
1690 rather than plt_entry_size variable.
1691 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
1692 (Output_data_plt_i386::address_for_local): Likewise.
1693 (Output_data_plt_i386::do_write): Likewise.
1694 Move guts of PLT filling to...
1695 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
1696 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
1697 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
1698 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
1700 2012-05-01 Cary Coutant <ccoutant@google.com>
1702 * dwarf_reader.cc (Dwarf_die::read_attributes)
1703 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
1704 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
1705 * reduced_debug_output.cc
1706 (Output_reduced_debug_info_section::get_die_end): Remove
1707 DW_FORM_GNU_ref_index. Add default case.
1709 2012-04-26 Mark Wielaard <mjw@redhat.com>
1711 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
1712 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
1713 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
1714 DW_AT_high_pc as offset from DW_AT_low_pc.
1716 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
1717 * testsuite/Makefile.in: Regenerate.
1718 * testsuite/gdb_index_test_3.c: New test source file.
1719 * testsuite/gdb_index_test_3.sh: New test source file.
1721 2012-04-25 Ian Lance Taylor <iant@google.com>
1723 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
1725 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
1726 as a class, not a struct.
1727 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
1728 (Target_arm::apply_cortex_a8_workaround): Likewise.
1729 * gc.h: Declare Reloc_types as a struct, not a class.
1730 * object.h: Declare Symbols_data as a struct.
1731 * reloc.h: Declare Read_relocs_data as a struct.
1732 * target.h: Declare Relocate_info as a struct.
1734 2012-04-24 David S. Miller <davem@davemloft.net>
1736 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
1737 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
1740 2012-04-24 Cary Coutant <ccoutant@google.com>
1742 * incremental-dump.cc (find_input_containing_global): Replace
1743 magic number with symbolic constant.
1744 (dump_incremental_inputs): Update version number.
1745 * incremental.cc (Output_section_incremental_inputs): Update version
1746 number; import symbolic constants from Incremental_inputs_reader.
1747 (Incremental_inputs::create_data_sections): Align relocations
1748 section correctly for 64-bit targets.
1749 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
1750 constants; add padding.
1751 (Output_section_incremental_inputs::write_header): Add assert for
1753 (Output_section_incremental_inputs::write_input_files): Add assert
1754 for input_entry_size.
1755 (Output_section_incremental_inputs::write_info_blocks): Add padding;
1756 add assert for object_info_size, input_section_entry_size,
1757 global_sym_entry_size.
1758 * incremental.h (Incremental_inputs_reader): Add symbolic constants
1759 for data structure sizes; use them.
1760 (Incremental_input_entry_reader): Import symbolic constants from
1761 Incremental_inputs_reader; use them.
1763 2012-04-23 David S. Miller <davem@davemloft.net>
1765 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
1767 (Target_sparc::Target_sparc): Initialize new fields.
1768 (Target_sparc::do_make_elf_object): New function.
1769 (Target_sparc::do_adjust_elf_header): New function.
1771 2012-04-23 Cary Coutant <ccoutant@google.com>
1773 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
1774 CU range table of gdb index.
1776 2012-04-20 David S. Miller <davem@davemloft.net>
1778 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
1781 2012-04-16 David S. Miller <davem@davemloft.net>
1783 * sparc.cc (Target_sparc::got_address): New function.
1784 (Sparc_relocate_functions::gdop_hix22): New function.
1785 (Sparc_relocate_functions::gdop_lox10): New function.
1786 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
1788 (Target_sparc::Scan::local): Likewise if the global symbol is not
1789 preemptible and is not IFUNC.
1790 (Target_sparc::Relocate::relocate): Perform GOTDATA code
1791 transformations for local and non-preemptible non-IFUNC global
1794 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
1795 writing out 64-bit part of ranges.
1797 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
1798 -fpic and -fpie respectively.
1799 * Makefile.in: Regenerate.
1801 * sparc.cc (class Target_sparc): Add rela_ifunc_.
1802 (Target_sparc::Target_sparc): Initialize new field.
1803 (Target_sparc::do_plt_section_for_global): New function.
1804 (Target_sparc::do_plt_section_for_local): New function.
1805 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
1806 (Target_sparc::make_plt_section): New function, broken out of
1807 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
1808 (Target_sparc::make_plt_entry): Call make_plt_section.
1809 (Target_sparc::make_local_ifunc_plt_entry): New function.
1810 (Target_sparc::rela_ifunc_section): New function.
1811 (Target_sparc::plt_section): Remove const.
1812 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
1813 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
1814 and ifunc_count_ fields.
1815 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
1816 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
1817 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
1818 (Output_data_plt_sparc::rela_ifunc): New function.
1819 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
1820 (Output_data_plt_sparc::has_ifunc_section): New function.
1821 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
1822 (Output_data_plt_sparc::address_for_global): New function.
1823 (Output_data_plt_sparc::address_for_local): New function.
1824 (Output_data_plt_sparc::plt_index_to_offset): New function.
1825 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
1827 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
1829 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
1830 R_SPARC_JMP_IREL to switch.
1831 (Target_sparc::Scan::check_non_pic): Likewise.
1832 (Target_sparc::Scan::local): Handle IFUNC symbols.
1833 (Target_sparc::Scan::local): Likewise.
1834 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
1835 and plt_address_for_local.
1836 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
1837 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
1839 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
1840 (class Output_data_reloc): Adjust calls to Output_reloc_type.
1841 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
1842 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
1844 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
1845 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
1847 * sparc.cc (Target_sparc::Scan::global): Likewise.
1848 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1850 2012-04-16 Cary Coutant <ccoutant@google.com>
1852 * archive.cc (Library_base::should_include_member): Check for
1853 --export-dynamic-symbol.
1854 * options.h (class General_options): Add --export-dynamic-symbol.
1855 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
1856 --export-dynamic-symbol.
1857 (Symbol_table::gc_mark_undef_symbols): Likewise.
1858 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
1860 2012-04-12 David S. Miller <davem@davemloft.net>
1862 * sparc.cc (Reloc::wdisp10): New relocation method.
1863 (Reloc::h34): Likewise.
1864 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
1865 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
1867 (Target_sparc::Scan::local): Likewise.
1868 (Target_sparc::Scan::global): Likewise.
1869 (Target_sparc::Relocate::relocate): Likewise.
1871 2012-04-09 Cary Coutant <ccoutant@google.com>
1873 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
1876 2012-04-06 Ian Lance Taylor <iant@google.com>
1878 * timer.cc: #include <unistd.h>.
1880 2012-04-06 Roland McGrath <mcgrathr@google.com>
1882 * configure.in (AC_CHECK_HEADERS): Add locale.h.
1883 * config.in: Regenerate.
1884 * configure: Regenerate.
1886 2012-04-05 Nick Clifton <nickc@redhat.com>
1888 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
1889 (AM_LC_MESSAGES): Add.
1890 * aclocal.m4: Regenerate.
1891 * config.in: Regenerate.
1892 * configure: Regenerate.
1894 2012-03-21 Cary Coutant <ccoutant@google.com>
1896 * Makefile.am: Add gdb-index.cc, gdb-index.h.
1897 * Makefile.in: Regenerate.
1898 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
1899 (Sized_elf_reloc_mapper::symbol_section): New function.
1900 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
1901 (make_elf_reloc_mapper): New function.
1902 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
1903 (Dwarf_abbrev_table::do_read_abbrevs): New function.
1904 (Dwarf_abbrev_table::do_get_abbrev): New function.
1905 (Dwarf_ranges_table::read_ranges_table): New function.
1906 (Dwarf_ranges_table::read_range_list): New function.
1907 (Dwarf_pubnames_table::read_section): New function.
1908 (Dwarf_pubnames_table::read_header): New function.
1909 (Dwarf_pubnames_table::next_name): New function.
1910 (Dwarf_die::Dwarf_die): New function.
1911 (Dwarf_die::read_attributes): New function.
1912 (Dwarf_die::skip_attributes): New function.
1913 (Dwarf_die::set_name): New function.
1914 (Dwarf_die::set_linkage_name): New function.
1915 (Dwarf_die::attribute): New function.
1916 (Dwarf_die::string_attribute): New function.
1917 (Dwarf_die::int_attribute): New function.
1918 (Dwarf_die::uint_attribute): New function.
1919 (Dwarf_die::ref_attribute): New function.
1920 (Dwarf_die::child_offset): New function.
1921 (Dwarf_die::sibling_offset): New function.
1922 (Dwarf_info_reader::check_buffer): New function.
1923 (Dwarf_info_reader::parse): New function.
1924 (Dwarf_info_reader::do_parse): New function.
1925 (Dwarf_info_reader::do_read_string_table): New function.
1926 (Dwarf_info_reader::lookup_reloc): New function.
1927 (Dwarf_info_reader::get_string): New function.
1928 (Dwarf_info_reader::visit_compilation_unit): New function.
1929 (Dwarf_info_reader::visit_type_unit): New function.
1930 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
1931 Sized_elf_reloc_mapper.
1932 (Sized_dwarf_line_info::symbol_section): Remove function.
1933 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
1934 (Sized_dwarf_line_info::read_line_mappings): Remove object
1935 parameter, adjust callers.
1936 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
1937 * dwarf_reader.h: Include <sys/types.h>.
1938 (class Track_relocs): Remove forward declaration.
1939 (class Elf_reloc_mapper): New class.
1940 (class Sized_elf_reloc_mapper): New class.
1941 (class Dwarf_abbrev_table): New class.
1942 (class Dwarf_range_list): New class.
1943 (class Dwarf_ranges_table): New class.
1944 (class Dwarf_pubnames_table): New class.
1945 (class Dwarf_die): New class.
1946 (class Dwarf_info_reader): New class.
1947 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
1948 (Sized_dwarf_line_info::symbol_section): Remove member function.
1949 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
1951 * gdb-index.cc: New source file.
1952 * gdb-index.h: New source file.
1953 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
1954 and .debug_types sections, call Layout::add_to_gdb_index.
1955 (Sized_relobj_incr::do_section_name): Implement.
1956 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
1957 return type; Implement.
1958 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
1960 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
1961 parameter list and return type.
1962 (Sized_incr_dynobj::do_section_contents): Likewise.
1963 * layout.cc: Include gdb-index.h.
1964 (Layout::Layout): Initialize gdb_index_data_.
1965 (Layout::init_fixed_output_section): Check for .gdb_index section.
1966 (Layout::add_to_gdb_index): New function. Instantiate.
1967 * layout.h: Add forward declaration for class Gdb_index.
1968 (Layout::add_to_gdb_index): New member function.
1969 (Layout::gdb_index_data_): New data member.
1970 * main.cc: Include gdb-index.h.
1971 (main): Print statistics for gdb index.
1972 * object.cc (Object::section_contents): Move code into
1973 do_section_contents.
1974 (need_decompressed_section): Check for sections needed when building
1976 (build_compressed_section_map): Likewise.
1977 (Sized_relobj_file::do_read_symbols): Need local symbols when building
1979 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
1980 sections; call Layout::add_to_gdb_index.
1981 (Sized_relobj_file::do_decompressed_section_contents): Call
1982 do_section_contents directly.
1983 * object.h (Object::do_section_contents): Adjust parameter list and
1985 (Object::do_decompressed_section_contents): Call do_section_contents
1987 (Sized_relobj_file::do_section_contents): Adjust parameter list and
1989 * options.h (class General_options): Add --gdb-index option.
1990 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
1991 list and return type.
1992 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
1993 * reloc.h (Track_relocs::checkpoint): New function.
1994 (Track_relocs::reset): New function.
1996 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
1998 * testsuite/Makefile.in: Regenerate.
1999 * testsuite/gdb_index_test.cc: New test source file.
2000 * testsuite/gdb_index_test_1.sh: New test source file.
2001 * testsuite/gdb_index_test_2.sh: New test source file.
2003 2012-03-19 Doug Kwan <dougkwan@google.com>
2005 * arm.cc (Target_arm::do_define_standard_symbols): New method.
2006 (Target_arm::do_finalize_sections): Remove code which defines
2007 __exidx_start and __exidx_end. Make symbol table parameter
2008 anonymous as it is not used.
2009 * gold.cc (queue_middle_tasks): Call target hook to define any
2010 target-specific symbols.
2011 * target.h (Target::define_standard_symbols): New method.
2012 (Target::do_define_standard_symbols): Same.
2013 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
2014 * testsuite/Makefile.in: Regenerate.
2015 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
2017 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
2018 relocations are generated for __exidx_start and __exidx_end.
2020 2012-03-16 Doug Kwan <dougkwan@google.com>
2022 * testsuite/Makefile.am: Disable test initpri3b.
2023 * testsuite/Makefile.in: Regenerate.
2025 2012-03-15 Doug Kwan <dougkwan@google.com>
2027 * arm.cc (Target_arm::got_section): Make .got section read-only
2030 2012-03-15 Ian Lance Taylor <iant@google.com>
2033 * layout.cc (Layout::make_output_section): Correctly mark
2034 SHT_INIT_ARRAY, et. al., as relro.
2036 2012-03-14 Doug Kwan <dougkwan@google.com>
2038 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
2039 dynamic relocations for protected symbols in shared objects.
2041 2012-03-13 Ian Lance Taylor <iant@google.com>
2043 * resolve.cc (Symbol_table::resolve): When merging common symbols,
2044 keep the larger alignment.
2046 2012-03-12 Cary Coutant <ccoutant@google.com>
2048 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
2049 handling of DW_LNE_define_file.
2051 2012-03-12 Cary Coutant <ccoutant@google.com>
2053 * reduced_debug_output.cc
2054 (Output_reduced_debug_info_section::get_die_end): Add new FORM
2057 2012-02-29 Cary Coutant <ccoutant@google.com>
2059 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
2061 2012-02-29 Cary Coutant <ccoutant@google.com>
2063 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2064 Call Object::decompressed_section_contents.
2065 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
2067 (Sized_dwarf_line_info::buffer_start_): New data member.
2068 * merge.cc (Output_merge_data::do_add_input_section): Call
2069 Object::decompressed_section_contents.
2070 (Output_merge_string::do_add_input_section): Likewise.
2071 * object.cc (need_decompressed_section): New function.
2072 (build_compressed_section_map): Decompress sections needed later.
2073 (Sized_relobj_file::do_decompressed_section_contents): New function.
2074 (Sized_relobj_file::do_discard_decompressed_sections): New function.
2075 * object.h (Object::decompressed_section_contents): New function.
2076 (Object::discard_decompressed_sections): New function.
2077 (Object::do_decompressed_section_contents): New function.
2078 (Object::do_discard_decompressed_sections): New function.
2079 (Compressed_section_info): New type.
2080 (Compressed_section_map): Include decompressed section contents.
2081 (Sized_relobj_file::do_decompressed_section_contents): New function.
2082 (Sized_relobj_file::do_discard_decompressed_sections): New function.
2084 2012-02-16 Cary Coutant <ccoutant@google.com>
2086 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
2087 * testsuite/Makefile.in: Regenerate.
2089 2012-02-14 Cary Coutant <ccoutant@google.com>
2091 * options.cc (General_options::finalize): Disallow -pie and -static.
2093 2012-02-03 Doug Kwan <dougkwan@google.com>
2095 * arm.cc (Arm_relocate_functions::abs8,
2096 Arm_relocate_functions::abs16): Use
2097 Bits::has_signed_unsigned_overflow32.
2098 (Arm_relocate_functions::thm_abs8): Correct range of
2100 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
2103 2012-02-02 Doug Kwan <dougkwan@google.com>
2105 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
2106 position independent outputs, not just shared objects.
2108 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
2110 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
2111 * configure: Regenerated.
2113 2012-01-27 Ian Lance Taylor <iant@google.com>
2115 * reloc.h (Bits): New class with static functions, copied from
2116 namespace utils in arm.cc.
2117 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
2120 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2122 * incremental.cc (write_info_blocks): Correct relocation offset.
2124 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2126 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
2127 (Relocate::tls_gd_to_le): Likewise.
2129 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2131 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
2133 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2135 * configure.ac: Check if -mcmodel=medium works.
2136 * configure: Regenerated.
2138 2012-01-24 Cary Coutant <ccoutant@google.com>
2140 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
2142 (read_unsigned_LEB_128_x): ... this new function.
2143 (read_signed_LEB_128): Replaced with inline definition and ...
2144 (read_signed_LEB_128_x): ... this new function.
2145 * int_encoding.h (read_unsigned_LEB_128_x): New function.
2146 (read_unsigned_LEB_128): Add inline definition.
2147 (read_signed_LEB_128_x): New function.
2148 (read_signed_LEB_128): Add inline definition.
2149 * testsuite/Makefile.am (leb128_unittest): New unit test.
2150 * testsuite/Makefile.in: Regenerate.
2151 * testsuite/leb128_unittest.cc: New unit test.
2153 2012-01-23 Ian Lance Taylor <iant@google.com>
2156 * i386.cc (Target_i386::do_code_fill): When using a jmp
2157 instruction, pad with nop instructions.
2158 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
2160 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
2162 * x86_64.cc (gc_process_relocs): Add typename on types used in
2164 (scan_relocs): Likewise.
2165 (relocate_section): Likewise.
2166 (apply_relocation): Likewise.
2168 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
2170 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
2171 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
2174 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
2176 * x86_64.cc: Initial support for x32.
2178 2012-01-03 Cary Coutant <ccoutant@google.com>
2180 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
2181 Use abstract base class for GOT.
2182 * gold/output.h (class Output_data_got_base): New abstract base class.
2183 (class Output_data_got): Derive from new base class, adjust ctors.
2184 (Output_data_got::reserve_slot): Make virtual; rename to
2185 do_reserve_slot; Adjust callers.
2186 * gold/target.h (Sized_target::init_got_plt_for_update): Return
2187 pointer to abstract base class.
2188 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
2190 2011-12-18 Ian Lance Taylor <iant@google.com>
2192 * object.h (Relobj::local_symbol_value): New function.
2193 (Relobj::local_plt_offset): New function.
2194 (Relobj::local_has_got_offset): New function.
2195 (Relobj::local_got_offset): New function.
2196 (Relobj::set_local_got_offset): New function.
2197 (Relobj::do_local_symbol_value): New pure virtual function.
2198 (Relobj::do_local_plt_offset): Likewise.
2199 (Relobj::do_local_has_got_offset): Likewise.
2200 (Relobj::do_local_got_offset): Likewise.
2201 (Relobj::do_set_local_got_offset): Likewise.
2202 (Sized_relobj::do_local_has_got_offset): Rename from
2203 local_has_got_offset.
2204 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
2205 (Sized_relobj::do_set_local_got_offset): Rename from
2206 set_local_got_offset.
2207 (Sized_relobj_file::do_local_plt_offset): Rename from
2209 (Sized_relobj_file::do_local_symbol_value): New function.
2210 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
2212 * output.cc (Output_data_got::Got_entry::write): Change object to
2213 Relobj. Use local_symbol_value.
2214 (Output_data_got::add_global_with_rel): Change rel_dyn to
2215 Output_data_reloc_generic*. Use add_global_generic.
2216 (Output_data_got::add_global_with_rela): Remove. Change all
2217 callers to use add_global_with_rel.
2218 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
2219 Output_data_reloc_generic*. Use add_global_generic.
2220 (Output_data_got::add_global_pair_with_rela): Remove. Change all
2221 callers to use add_global_pair_with_rel.
2222 (Output_data_got::add_local): Change object to Relobj*.
2223 (Output_data_got::add_local_plt): Likewise.
2224 (Output_data_got::add_local_with_rel): Change object to Relobj*,
2225 change rel_dyn to Output_data_reloc_generic*. Use
2227 (Output_data_got::add_local_with_rela): Remove. Change all
2228 callers to use all_local_with_rel.
2229 (Output_data_got::add_local_pair_with_rel): Change object to
2230 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
2231 add_output_section_generic.
2232 (Output_data_got::add_local_pair_with_rela): Remove. Change all
2233 callers to use add_local_pair_with_rel.
2234 (Output_data_got::reserve_local): Change object to Relobj*.
2235 * output.h: (class Output_data_reloc_generic): Add pure virtual
2236 declarations for add_global_generic, add_local_generic,
2237 add_output_section_generic.
2238 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
2239 functions for Output_data_reloc_generic. Update declarations for
2240 changes listed in output.cc.
2241 (class Output_data_got): Change template parameter to got_size.
2242 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
2243 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
2245 (Sized_relobj_incr::do_local_plt_offset): New function.
2246 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
2249 2011-12-17 Cary Coutant <ccoutant@google.com>
2251 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
2252 * resolve.cc (Symbol_table::resolve): Likewise.
2253 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
2255 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
2257 2011-12-16 Ian Lance Taylor <iant@google.com>
2259 * output.h (Output_data_reloc_generic::add): Only call
2260 add_dynamic_reloc if this is a dynamic reloc section.
2262 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
2265 * target-reloc.h (apply_relocation): Replace <64, false> with
2268 2011-11-25 Nick Clifton <nickc@redhat.com>
2270 * po/it.po: New Italian translation.
2272 2011-11-17 Sterling Augustine <saugustine@google.com>
2274 * script.cc (script_include_directive): Implement.
2275 (read_script_file): New local variables name and search_path. Update
2276 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
2277 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
2278 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
2280 2011-11-11 Sterling Augustine <saugustine@google.com>
2282 * yyscript.y (section_cmd): Add support for INCLUDE directive.
2283 (file_or_sections_cmd): Likewise.
2285 2011-11-11 Doug Kwan <dougkwan@google.com>
2287 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
2288 if --just-symbols is given.
2290 2011-11-10 Doug Kwan <dougkwan@google.com>
2293 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
2294 when processing data relocs.
2295 * reloc.h (Relocate_functions::rel_unaligned): New method.
2296 (Relocate_functions::pcrel_unaligned): Ditto.
2297 (Relocate_functions::rel32_unaligned): Ditto.
2298 (Relocate_functions::pcrel32_unaligned): Ditto.
2300 2011-11-09 Doug Kwan <dougkwan@google.com>
2303 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
2304 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
2305 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
2306 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
2307 (Relocate_functions::rel_unaligned): New.
2308 (Relocate_functions::rel32_unaligned): New.
2309 * target-reloc.h (relocate_for_relocatable): Add code to handle
2310 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
2311 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
2312 arm_unaligned_reloc_r): New targets.
2313 * testsuite/Makefile.in: Regenerate.
2314 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
2317 2011-11-02 Ian Lance Taylor <iant@google.com>
2319 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
2321 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
2322 * options.cc (General_options::finalize): Use library search path
2323 from configure script if specified. If not native and no sysroot,
2324 only search TOOLLIBDIR.
2325 * options.h (Search_directory::Search_directory): Change name to
2327 (General_options::add_to_library_path_with_sysroot): Change arg to
2329 * configure, Makefile.in, config.in: Rebuild.
2331 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2333 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
2334 we are working around the ARM1176 Erratum.
2335 * options.h (General_options::fix_arm1176): Add option.
2336 * testsuite/Makefile.am: Add testcases, and keep current ones
2338 * testsuite/Makefile.in: Regenerate.
2339 * testsuite/arm_fix_1176.s: New file.
2340 * testsuite/arm_fix_1176.sh: Likewise.
2342 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2344 * arm.cc (Target_arm::Target_arm): Remove initialisation of
2346 (Target_arm::may_use_blx): Remove method.
2347 (Target_arm::set_may_use_blx): Likewise.
2348 (Target_arm::may_use_v4t_interworking): New method.
2349 (Target_arm::may_use_v5t_interworking): Likewise.
2350 (Target_arm::may_use_blx_): Remove member variable.
2351 (Arm_relocate_functions::arm_branch_common): Check for v5T
2353 (Arm_relocate_functions::thumb_branch_common): Likewise.
2354 (Reloc_stub::stub_type_for_reloc): Likewise.
2355 (Target_arm::do_finalize_sections): Correct interworking checks.
2356 * testsuite/Makefile.am: Add new tests.
2357 * testsuite/Makefile.in: Regenerate.
2358 * testsuite/arm_farcall_arm_arm.s: New test.
2359 * testsuite/arm_farcall_arm_arm.sh: Likewise.
2360 * testsuite/arm_farcall_arm_thumb.s: Likewise.
2361 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
2362 * testsuite/arm_farcall_thumb_arm.s: Likewise.
2363 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
2364 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
2365 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
2367 2011-10-31 Cary Coutant <ccoutant@google.com>
2370 * expression.cc (Expression::eval_with_dot): Add
2371 is_section_dot_assignment parameter.
2372 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
2373 absolute and assigning to dot within a section.
2374 * script-sections.cc
2375 (Output_section_element_assignment::set_section_addresses): Pass
2376 dot_section to set_if_absolute.
2377 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
2378 as is_section_dot_assignment flag to eval_with_dot.
2379 (Output_section_element_dot_assignment::set_section_addresses):
2381 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
2382 parameter. Also set value if relative to dot_section; set the
2383 symbol's output_section.
2384 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
2385 parameter. Adjust all callers.
2386 (Expression::eval_maybe_dot): Likewise.
2387 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
2389 * testsuite/script_test_2.t: Test assignment of an absolute value
2390 to dot within an output section element.
2392 2011-10-31 Cary Coutant <ccoutant@google.com>
2394 * options.h (class General_options): Add --[no-]gnu-unique options.
2395 * symtab.cc (Symbol_table::sized_write_globals): Convert
2396 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
2398 2011-10-31 Cary Coutant <ccoutant@google.com>
2401 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
2402 unnecessary assertion.
2403 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
2405 2011-10-31 Sriraman Tallam <tmsriram@google.com>
2407 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
2409 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
2411 Change to just keep the section associated with symbol.
2412 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
2413 they are externally visible and --export-dynamic is turned on.
2414 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
2416 2011-10-19 Ian Lance Taylor <iant@google.com>
2419 * script-sections.cc
2420 (Output_section_element_dot_assignment::needs_output_section): New
2423 2011-10-19 Ian Lance Taylor <iant@google.com>
2426 * layout.cc (Layout::segment_precedes): Don't assert failure if a
2427 --section-start option was seen.
2428 * options.h (General_options::any_section_start): New function.
2430 2011-10-18 David S. Miller <davem@davemloft.net>
2433 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
2434 member to track relocation locations that have moved during TLS
2435 reloc optimizations.
2436 (Target_sparc::Relocate::Relocate): Initialize to NULL.
2437 (Target_sparc::Relocate::relocate): Adjust view down by 4
2438 bytes if it matches reloc_adjust_addr_.
2439 (Target_sparc::Relocate::relocate_tls): Always move the
2440 __tls_get_addr call delay slot instruction forward 4 bytes when
2441 performing relaxation.
2443 2011-10-18 Cary Coutant <ccoutant@google.com>
2445 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
2446 (Output_file::map_no_anonymous): Check for non-zero
2447 return code from posix_fallocate.
2449 2011-10-17 Cary Coutant <ccoutant@google.com>
2452 * plugin.cc (is_visible_from_outside): Check for symbols
2453 referenced from dynamic objects.
2454 * resolve.cc (Symbol_table::resolve): Don't count references
2455 from dynamic objects as references from real ELF files.
2456 * testsuite/plugin_test_2.sh: Adjust expected result.
2458 2011-10-17 Cary Coutant <ccoutant@google.com>
2460 * gold.cc: Include timer.h.
2461 (queue_middle_tasks): Stamp time.
2462 (queue_final_tasks): Likewise.
2463 * main.cc (main): Store timer in parameters. Print timers
2465 * parameters.cc (Parameters::Parameters): Initialize timer_.
2466 (Parameters::set_timer): New function.
2467 (set_parameters_timer): New function.
2468 * parameters.h (Parameters::set_timer): New function.
2469 (Parameters::timer): New function.
2470 (Parameters::timer_): New data member.
2471 (set_parameters_timer): New function.
2472 * timer.cc (Timer::stamp): New function.
2473 (Timer::get_pass_time): New function.
2474 * timer.h (Timer::stamp): New function.
2475 (Timer::get_pass_time): New function.
2476 (Timer::pass_times_): New data member.
2478 2011-10-17 Cary Coutant <ccoutant@google.com>
2480 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
2481 task for members of lib groups.
2483 2011-10-17 Cary Coutant <ccoutant@google.com>
2486 * fileread.cc (File_read::find_view): Add assert.
2487 (File_read::make_view): Move bounds check (replace with assert)...
2488 (File_read::find_or_make_view): ... to here.
2490 2011-10-12 Cary Coutant <ccoutant@google.com>
2492 * output.cc (Output_file::open_base_file): Handle case where
2493 ::read returns less than requested size.
2495 2011-10-10 Cary Coutant <ccoutant@google.com>
2497 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
2498 Initialize defined_count_.
2499 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
2500 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
2501 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
2502 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
2503 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
2504 * incremental.h (Sized_relobj_incr::defined_count_): New data
2506 (Sized_incr_dynobj::defined_count_): New data member.
2507 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
2508 Return zeroes instead of internal error.
2510 2011-10-10 Cary Coutant <ccoutant@google.com>
2513 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
2514 (Output_reloc::symbol_value): Return PLT offset if flag is set.
2515 * output.h (class Output_reloc): Add use_plt_offset flag.
2516 (Output_reloc::type_): Adjust size of bit field.
2517 (Output_reloc::use_plt_offset_): New bit field.
2518 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
2519 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
2520 flag. Adjust all callers.
2521 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
2522 creating RELATIVE relocations.
2524 2011-10-10 Nick Clifton <nickc@redhat.com>
2526 * po/es.po: Updated Spanish translation.
2527 * po/fi.po: Updated Finnish translation.
2529 2011-10-03 Diego Novillo <dnovillo@google.com>
2531 * options.cc (parse_uint): Fix dereference of RETVAL.
2533 2011-09-29 Sriraman Tallam <tmsriram@google.com>
2535 * layout.h (section_order_map_): New member.
2536 (get_section_order_map): New member function.
2537 * output.cc (Output_section::add_input_section): Check for patterns
2538 only when --section-ordering-file is specified.
2539 * gold.cc (queue_middle_tasks): Delay updating order of sections till
2540 output_sections have been formed.
2541 * layout.cc (Layout_Layout): Initialize section_order_map_.
2542 * plugin.cc (update_section_order): Store order in order_map. Do not
2544 * testsuite/Makefile.am: Add test case for plugin_final_layout.
2545 * testsuite/Makefile.in: Regenerate.
2546 * testsuite/plugin_section_order.c: New file.
2547 * testsuite/plugin_final_layout.cc: New file.
2548 * testsuite/plugin_final_layout.sh: New file.
2550 2011-09-29 Cary Coutant <ccoutant@google.com>
2552 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
2554 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
2555 symbols during incremental update.
2556 (Symbol_table::add_from_dynobj): Likewise.
2558 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2559 Ian Lance Taylor <iant@google.com>
2561 * symtab.cc (Symbol_table::define_special_symbol): Always
2562 canonicalize version string.
2564 2011-09-26 Cary Coutant <ccoutant@google.com>
2566 * gold.cc (queue_initial_tasks): Move option checks ...
2567 * options.cc (General_options::finalize): ... to here. Disable
2568 some options; make others fatal.
2570 2011-09-26 Cary Coutant <ccoutant@google.com>
2573 * plugin.cc (get_symbols_v2): New function.
2574 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
2575 (is_referenced_from_outside): New function.
2576 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
2577 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
2578 (get_symbols): Pass version parameter.
2579 (get_symbols_v2): New function.
2580 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
2582 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
2583 (onload): Add LDPT_GET_SYMBOLS_V2.
2584 (all_symbols_read_hook): Use get_symbols_v2; check for
2585 LDPR_PREVAILING_DEF_IRONLY_EXP.
2586 * testsuite/plugin_test_3.sh: Update expected results.
2588 2011-09-23 Simon Baldwin <simonb@google.com>
2590 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
2591 configuration options.
2592 * configure: Regenerate.
2593 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
2594 * Makefile.in: Regenerate.
2595 * testsuite/Makefile.in: Regenerate.
2597 2011-09-19 Sriraman Tallam <tmsriram@google.com>
2599 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
2601 2011-09-19 Cary Coutant <ccoutant@google.com>
2603 * incremental.cc (can_incremental_update): Fix typo in comment.
2604 * incremental.h (can_incremental_update): Likewise.
2606 2011-09-18 Cary Coutant <ccoutant@google.com>
2608 * incremental.cc (can_incremental_update): New function.
2609 * incremental.h (can_incremental_update): New function.
2610 * layout.cc (Layout::init_fixed_output_section): Call it.
2611 (Layout::make_output_section): Don't allow patch space in .eh_frame.
2612 * object.cc (Sized_relobj_file::do_layout): Call
2613 can_incremental_update.
2615 2011-09-13 Cary Coutant <ccoutant@google.com>
2617 * configure.ac: Check for glibc support for gnu_indirect_function
2618 support with static linking, setting automake conditional
2620 * Makefile.in: Regenerate.
2621 * configure: Regenerate.
2623 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
2624 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
2626 * testsuite/Makefile.in: Regenerate.
2628 2011-09-13 Cary Coutant <ccoutant@google.com>
2630 * incremental.cc (Sized_relobj_incr::do_layout): Call
2631 report_comdat_group for kept comdat sections.
2632 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
2633 * testsuite/Makefile.in: Regenerate.
2634 * testsuite/incr_comdat_test_1.cc: New source file.
2635 * testsuite/incr_comdat_test_2_v1.cc: New source file.
2636 * testsuite/incr_comdat_test_2_v2.cc: New source file.
2637 * testsuite/incr_comdat_test_2_v3.cc: New source file.
2639 2011-09-13 Ian Lance Taylor <iant@google.com>
2641 * object.cc (Sized_relobj_file::do_layout): Remove unused local
2642 variable external_symbols_offset.
2644 2011-09-12 Ian Lance Taylor <iant@google.com>
2646 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
2647 triggered if object has no symbols.
2649 2011-09-09 David S. Miller <davem@davemloft.net>
2651 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
2652 (Output_fill_debug_line::do_write): Likewise.
2654 2011-08-29 Cary Coutant <ccoutant@google.com>
2656 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
2657 casts to match formatting specs.
2658 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
2660 2011-08-26 Cary Coutant <ccoutant@google.com>
2662 * layout.cc (Free_list::allocate): Provide guarantee of minimum
2663 remaining hole size when allocating.
2664 (Layout::make_output_section): Set fill methods for debug sections.
2665 * layout.h (Free_list::Free_list_node): Move from private to
2667 (Free_list::set_min_hole_size): New function.
2668 (Free_list::begin, Free_list::end): New functions.
2669 (Free_list::min_hole_): New data member.
2670 * output.cc: Include dwarf.h.
2671 (Output_fill_debug_info::do_minimum_hole_size): New function.
2672 (Output_fill_debug_info::do_write): New function.
2673 (Output_fill_debug_line::do_minimum_hole_size): New function.
2674 (Output_fill_debug_line::do_write): New function.
2675 (Output_section::Output_section): Initialize new data member.
2676 (Output_section::set_final_data_size): Ensure patch space is larger
2677 than minimum hole size.
2678 (Output_section::do_write): Fill holes in debug sections.
2679 * output.h (Output_fill): New class.
2680 (Output_fill_debug_info): New class.
2681 (Output_fill_debug_line): New class.
2682 (Output_section::set_free_space_fill): New function.
2683 (Output_section::free_space_fill_): New data member.
2684 * testsuite/Makefile.am (incremental_test_3): Add
2685 --incremental-patch option.
2686 (incremental_test_4): Likewise.
2687 (incremental_test_5): Likewise.
2688 (incremental_test_6): Likewise.
2689 (incremental_copy_test): Likewise.
2690 (incremental_common_test_1): Likewise.
2691 * testsuite/Makefile.in: Regenerate.
2693 2011-08-26 Nick Clifton <nickc@redhat.com>
2695 * po/es.po: Updated Spanish translation.
2697 2011-08-01 Cary Coutant <ccoutant@google.com>
2699 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
2700 * gold/testsuite/Makefile.in: Regenerate.
2701 * gold/testsuite/justsyms_exec.c: New source file.
2702 * gold/testsuite/justsyms_lib.c: New source file.
2704 2011-08-01 Cary Coutant <ccoutant@google.com>
2706 * layout.cc (Layout::set_segment_offsets): Don't realign text
2707 segment if -Ttext was specified.
2708 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
2710 * object.h (Sized_relobj_file::e_type): New function.
2711 (Sized_relobj_file::e_type_): New data member.
2712 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
2713 base address for ET_EXEC files.
2714 * target.cc (Target::do_make_elf_object_implementation): Allow
2715 ET_EXEC files with --just-symbols option.
2717 2011-07-28 Cary Coutant <ccoutant@google.com>
2719 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
2720 Add thread_number parameter.
2721 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
2722 * workqueue-threads.cc
2723 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
2724 current thread if its thread number is greater than desired thread
2726 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
2727 Add thread_number parameter.
2728 (Workqueue::should_cancel_thread): Likewise.
2729 (Workqueue::find_runnable_or_wait): Pass thread_number to
2730 should_cancel_thread.
2731 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
2734 2011-07-22 Sriraman Tallam <tmsriram@google.com>
2736 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
2737 only after checking if it cannot be forced local.
2738 * symtab.h (is_externally_visible): Check if the symbol is not forced
2741 2011-07-15 Ian Lance Taylor <iant@google.com>
2743 * options.h (class General_options): Add --print-output-format.
2744 Move -EL next to -EB, for better --help output.
2745 * target-select.cc: Include <cstdio>, "options.h", and
2747 (Target_selector::do_target_bfd_name): New function.
2748 (print_output_format): New function.
2749 * target-select.h (class Target_selector): Update declarations.
2750 (Target_selector::target_bfd_name): New function.
2751 (print_output_format): Declare.
2752 * main.cc: Include "target-select.h".
2753 (main): Handle --print-output-format.
2754 * gold.cc: Include "target-select.h".
2755 (queue_initial_tasks): Handle --print-output-format when there are
2757 * parameters.cc (parameters_force_valid_target): Give a better
2758 error message if -EB/-EL does not match target.
2759 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
2762 2011-07-15 Ian Lance Taylor <iant@google.com>
2764 * i386.cc (class Output_data_plt_i386): Add layout_ field.
2765 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
2766 (Output_data_plt_i386::do_write): Write address of .dynamic
2767 section to first entry in .got.plt section.
2768 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
2769 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2771 (Output_data_plt_x86_64::do_write): Write address of .dynamic
2772 section to first entry in .got.plt section.
2773 * layout.h (Layout::dynamic_section): New function.
2775 2011-07-13 Sriraman Tallam <tmsriram@google.com>
2777 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
2779 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
2780 input_section_position_, and input_section_glob_.
2781 (read_layout_from_file): Call function section_ordering_specified.
2782 * layout.h (is_section_ordering_specified): New function.
2783 (section_ordering_specified): New function.
2784 (section_ordering_specified_): New boolean member.
2785 * main.cc(main): Call load_plugins after layout object is defined.
2786 * output.cc (Output_section::add_input_section): Use
2787 function section_ordering_specified to check if section ordering is
2789 * output.cc (Output_section::add_relaxed_input_section): Use
2790 function section_ordering_specified to check if section ordering is
2792 (Output_section::update_section_layout): New function.
2793 (Output_section::sort_attached_input_sections): Check if input section
2795 * output.h (Output_section::update_section_layout): New function.
2796 * plugin.cc (get_section_count): New function.
2797 (get_section_type): New function.
2798 (get_section_name): New function.
2799 (get_section_contents): New function.
2800 (update_section_order): New function.
2801 (allow_section_ordering): New function.
2802 (Plugin::load): Add the new interfaces to the transfer vector.
2803 (Plugin_manager::load_plugins): New parameter.
2804 (Plugin_manager::all_symbols_read): New parameter.
2805 (Plugin_manager::claim_file): New parameter. Save the elf object for
2807 (Plugin_manager::get_elf_object): New function.
2808 (Plugin_manager::get_view): Change to directly use the bool to check
2809 if get_view is called from claim_file_hook.
2810 * plugin.h (input_objects): New function
2811 (Plugin__manager::load_plugins): New parameter.
2812 (Plugin_manager::claim_file): New parameter.
2813 (Plugin_manager::get_elf_object): New function.
2814 (Plugin_manager::in_claim_file_handler): New function.
2815 (Plugin_manager::in_claim_file_handler_): New member.
2816 (layout): New function.
2817 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
2818 handler with an extra parameter. Make the elf object before calling
2820 * testsuite/plugin_test.c (get_section_count): New function pointer.
2821 (get_section_type): New function pointer.
2822 (get_section_name): New function pointer.
2823 (get_section_contents): New function pointer.
2824 (update_section_order): New function pointer.
2825 (allow_section_ordering): New function pointer.
2826 (onload): Check if the new interfaces exist.
2828 2011-07-13 Ian Lance Taylor <iant@google.com>
2830 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
2832 * x86_64.cc (Target_x86_64::got_section): Likewise.
2833 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
2834 (relro_now_test_SOURCES): New variable.
2835 (relro_now_test_DEPENDENCIES): New variable.
2836 (relro_now_test_LDFLAGS): New variable.
2837 (relro_now_test_LDADD): New variable.
2838 (relro_now_test.so): New target.
2839 * testsuite/Makefile.in: Rebuild.
2841 2011-07-12 Ian Lance Taylor <iant@google.com>
2844 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
2845 GLOB_DAT relocation rather than a RELATIVE relocation for a
2846 protected symbol when creating a shared library.
2847 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2848 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
2849 * testsuite/protected_main_1.cc (main): Test that protected
2850 function has same address.
2852 2011-07-11 Ian Lance Taylor <iant@google.com>
2855 * options.h (class General_options): Add -Bgroup.
2856 * options.cc (General_options::finalize): If -Bgroup is set,
2857 default to --unresolved-symbols=report-all.
2858 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
2859 * target-reloc.h (issue_undefined_symbol_error): Handle
2860 --unresolved-symbols=report-all.
2862 2011-07-08 Ian Lance Taylor <iant@google.com>
2865 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
2866 if linker script discards key sections.
2867 (Layout::create_dynamic_symtab): Likewise.
2868 (Layout::assign_local_dynsym_offsets): Likewise.
2869 (Layout::sized_create_version_sections): Likewise.
2870 (Layout::create_interp): Likewise.
2871 (Layout::finish_dynamic_section): Likewise.
2872 (Layout::set_dynamic_symbol_size): Likewise.
2874 2011-07-08 Ian Lance Taylor <iant@google.com>
2877 * options.h (class General_options): Add --unresolved-symbols.
2878 * target-reloc.h (issue_undefined_symbol_error): Check
2879 --unresolved-symbols. Add comments.
2881 2011-07-08 Ian Lance Taylor <iant@google.com>
2883 * testsuite/odr_violation2.cc (Ordering::operator()): Make
2884 expression more complex.
2886 2011-07-08 Ian Lance Taylor <iant@google.com>
2889 * target-reloc.h (issue_undefined_symbol_error): New inline
2890 function, broken out of relocate_section.
2891 (relocate_section): Call issue_undefined_symbol_error.
2892 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2893 there is no TLS segment if we are about to issue an undefined
2895 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2897 2011-07-08 Ian Lance Taylor <iant@google.com>
2900 * resolve.cc (Symbol_table::should_override): Add fromtype
2901 parameter. Change all callers. Give error when linking together
2902 TLS and non-TLS symbol.
2903 (Symbol_table::should_override_with_special): Add fromtype
2904 parameter. Change all callers.
2905 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2906 there is no TLS segment if we have reported some errors.
2907 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2909 2011-07-08 Ian Lance Taylor <iant@google.com>
2912 * target.h (Target::plt_address_for_global): New function.
2913 (Target::plt_address_for_local): New function.
2914 (Target::plt_section_for_global): Remove.
2915 (Target::plt_section_for_local): Remove.
2916 (Target::do_plt_address_for_global): New virtual function.
2917 (Target::do_plt_address_for_local): New virtual function.
2918 (Target::do_plt_section_for_global): Remove.
2919 (Target::do_plt_section_for_local): Remove.
2920 (Target::register_global_plt_entry): Add Symbol_table and Layout
2922 * output.cc (Output_data_got::Got_entry::write): Use
2923 plt_address_for_global and plt_address_for_local.
2924 * layout.cc (Layout::add_target_dynamic_tags): Use size and
2925 address of output section.
2926 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
2927 got_irelative_, and irelative_count_ fields. Update
2929 (Output_data_plt_i386::has_irelative_section): New function.
2930 (Output_data_plt_i386::entry_count): Add irelative_count_.
2931 (Output_data_plt_i386::set_final_data_size): Likewise.
2932 (class Target_i386): Add got_irelative_ and rel_irelative_
2933 fields. Update declarations.
2934 (Target_i386::Target_i386): Initialize new fields.
2935 (Target_i386::do_plt_address_for_global): New function replacing
2936 do_plt_section_for_global.
2937 (Target_i386::do_plt_address_for_local): New function replacing
2938 do_plt_section_for_local.
2939 (Target_i386::got_section): Create got_irelative_.
2940 (Target_i386::rel_irelative_section): New function.
2941 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
2942 fields. Don't define __rel_iplt_{start,end}.
2943 (Output_data_plt_i386::add_entry): Add symtab and layout
2944 parameters. Change all callers. Use different PLT and GOT for
2946 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
2947 layout parameters. Change all callers. Use different PLT and
2949 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
2950 (Output_data_plt_i386::rel_irelative): New function.
2951 (Output_data_plt_i386::address_for_global): New function.
2952 (Output_data_plt_i386::address_for_local): New function.
2953 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
2954 IRELATIVE GOT when changing IFUNC GOT entries.
2955 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
2957 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
2958 if we didn't create an IRELATIVE GOT.
2959 (Target_i386::Relocate::relocate): Use plt_address_for_global and
2960 plt_address_for_local.
2961 (Target_i386::do_dynsym_value): Use plt_address_for_global.
2962 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
2963 got_irelative_, and irelative_count_ fields. Update
2965 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2966 Initialize new fields. Remove symtab parameter. Change all
2968 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
2970 (Output_data_plt_x86_64::has_irelative_section): New function.
2971 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
2972 (class Target_x86_64): Add got_irelative_ and rel_irelative_
2973 fields. Update declarations.
2974 (Target_x86_64::Target_x86_64): Initialize new fields.
2975 (Target_x86_64::do_plt_address_for_global): New function replacing
2976 do_plt_section_for_global.
2977 (Target_x86_64::do_plt_address_for_local): New function replacing
2978 do_plt_section_for_local.
2979 (Target_x86_64::got_section): Create got_irelative_.
2980 (Target_x86_64::rela_irelative_section): New function.
2981 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
2982 all callers. Don't create __rel_iplt_{start,end}.
2983 (Output_data_plt_x86_64::add_entry): Add symtab and layout
2984 parameters. Change all callers. Use different PLT and GOT for
2986 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
2987 layout parameters. Change all callers. Use different PLT and
2989 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
2990 parameters. Change all callers. Use different PLT and GOT for
2992 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
2993 (Output_data_plt_x86_64::rela_irelative): New function.
2994 (Output_data_plt_x86_64::address_for_global): New function.
2995 (Output_data_plt_x86_64::address_for_local): New function.
2996 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2997 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
2998 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
2999 (Target_x86_64::register_global_plt_entry): Add symtab and layout
3001 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
3003 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
3004 symbols if we didn't create an IRELATIVE GOT.
3005 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
3006 plt_address_for_local.
3007 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
3008 * testsuite/ifuncvar1.c: New test file.
3009 * testsuite/ifuncvar2.c: New test file.
3010 * testsuite/ifuncvar3.c: New test file.
3011 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
3012 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
3013 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
3014 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
3015 * testsuite/Makefile.in: Rebuild.
3017 2011-07-07 Cary Coutant <ccoutant@google.com>
3019 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
3020 (two_file_test_1_ndebug.o): Likewise.
3021 (two_file_test_1b_ndebug.o): Likewise.
3022 (two_file_test_2_ndebug.o): Likewise.
3023 (two_file_test_main_ndebug.o): Likewise.
3024 (incremental_test_2): Link with no-debug versions.
3026 2011-07-06 Cary Coutant <ccoutant@google.com>
3028 * gold/incremental.cc
3029 (Output_section_incremental_inputs::write_info_blocks): Check for
3030 hidden and internal symbols.
3032 2011-07-06 Cary Coutant <ccoutant@google.com>
3034 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
3035 Check disposition for startup file.
3036 (Incremental_inputs::report_command_line): Ignore
3037 --incremental-startup-unchanged option.
3038 * options.cc (General_options::parse_incremental_startup_unchanged):
3040 (General_options::General_options): Initialize new data member.
3041 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
3042 (General_options): Add --incremental-startup-unchanged option.
3043 (General_options::incremental_startup_disposition): New function.
3044 (General_options::incremental_startup_disposition_): New data member.
3046 2011-07-06 Cary Coutant <ccoutant@google.com>
3048 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
3049 input file index to Script_info ctor.
3050 (Sized_incremental_binary::do_file_has_changed): Find the
3051 command-line argument for files named in scripts.
3052 * incremental.h (Script_info::Script_info): New ctor
3053 with input file index.
3054 (Script_info::input_file_index): New function.
3055 (Script_info::input_file_index_): New data member.
3056 (Incremental_binary::get_library): Add const.
3057 (Incremental_binary::get_script_info): Add const.
3058 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
3059 * testsuite/Makefile.am (incremental_test_5): New test case.
3060 (incremental_test_6): New test case.
3061 * testsuite/Makefile.in: Regenerate.
3063 2011-07-06 Cary Coutant <ccoutant@google.com>
3065 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
3066 debug output when command lines differ.
3068 2011-07-06 Cary Coutant <ccoutant@google.com>
3070 * incremental.cc (Incremental_inputs::report_command_line): Ignore
3071 --incremental-patch option.
3072 * layout.cc (Free_list::allocate): Extend allocation beyond original
3074 (Layout::make_output_section): Mark sections that should get
3076 * options.cc (parse_percent): New function.
3077 * options.h (parse_percent): New function.
3078 (DEFINE_percent): New macro.
3079 (General_options): Add --incremental-patch option.
3080 * output.cc (Output_section::Output_section): Initialize new data
3082 (Output_section::add_input_section): Print section name when out
3084 (Output_section::add_output_section_data): Likewise.
3085 (Output_section::set_final_data_size): Add patch space when
3086 doing --incremental-full.
3087 (Output_section::do_reset_address_and_file_offset): Remove patch
3089 (Output_segment::set_section_list_addresses): Print debug output
3090 only if --incremental-update.
3091 * output.h (Output_section::set_is_patch_space_allowed): New function.
3092 (Output_section::is_patch_space_allowed_): New data member.
3093 (Output_section::patch_space_): New data member.
3094 * parameters.cc (Parameters::incremental_full): New function.
3095 * parameters.h (Parameters::incremental_full): New function
3096 * testsuite/Makefile.am (incremental_test_2): Add test for
3097 --incremental-patch option.
3098 * testsuite/Makefile.in: Regenerate.
3099 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
3100 (t18): Remove function body.
3102 2011-07-05 Doug Kwan <dougkwan@google.com>
3105 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
3106 Arm_Address type for relocation result.
3107 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
3109 (Arm_relocate_functions::abs32): Use unaligned access.
3110 (Arm_relocate_functions::rel32): Ditto.
3111 (Arm_relocate_functions::prel31): Ditto.
3112 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
3113 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
3114 static data relocations.
3115 * testsuite/Makefile.in: Regnerate.
3116 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
3118 2011-07-05 Ian Lance Taylor <iant@google.com>
3121 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
3122 symbols if necessary.
3123 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3125 2011-07-05 Ian Lance Taylor <iant@google.com>
3128 * resolve.cc (Symbol::override_base_with_special): Simply override
3129 version with special symbol version, ignoring previous version.
3131 2011-07-05 Ian Lance Taylor <iant@google.com>
3133 * object.cc (Sized_relobj_file::include_section_group): Add
3134 information to comment about signature location.
3136 2011-07-02 Ian Lance Taylor <iant@google.com>
3139 * options.h (class General_options): Add -f and -F.
3140 * options.cc (General_options::finalize): Fatal error if -f/-F
3141 are used without -shared.
3142 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
3144 2011-07-02 Ian Lance Taylor <iant@google.com>
3146 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
3148 2011-07-01 Ian Lance Taylor <iant@google.com>
3152 * resolve.cc (Symbol::override_base_with_special): Don't override
3153 the version if the overriding symbol has a different name.
3154 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
3155 all callers. If we give an error about an undefined version,
3156 define the base version if necessary.
3157 * dynobj.h (class Versions): Update declaration.
3158 * testsuite/weak_alias_test_5.cc: New file.
3159 * testsuite/weak_alias_test.script: New file.
3160 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
3161 and versioned_alias have the right value, and call t2.
3162 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
3163 weak_alias_test_5.so.
3164 (weak_alias_test_LDADD): Likewise.
3165 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
3166 * testsuite/Makefile.in: Rebuild.
3168 2011-07-01 Ian Lance Taylor <iant@google.com>
3171 * options.h (class General_options): Support -z notext.
3172 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
3174 (two_file_shared_nonpic.so): Likewise.
3175 (two_file_shared_mixed.so): Likewise.
3176 (two_file_shared_mixed_1.so): Likewise.
3177 (weak_undef_lib_nonpic.so): Likewise.
3178 (alt/weak_undef_lib_nonpic.so): Likewise.
3179 (tls_test_shared_nonpic.so): Likewise.
3180 * testsuite/Makefile.in: Rebuild.
3182 2011-07-01 Ian Lance Taylor <iant@google.com>
3185 * configure.ac: Test whether static linking works, setting
3186 the automake conditional HAVE_STATIC.
3187 * testsuite/Makefile.am: Disable tests using -static if
3188 HAVE_STATIC is not true.
3189 * configure, testsuite/Makefile.in: Rebuild.
3191 2011-07-01 Ian Lance Taylor <iant@google.com>
3194 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
3195 Assert if we see DW_EH_PE_indirect.
3196 * target.h (Target::ehframe_datarel_base): New function.
3197 (Target::do_ehframe_datarel_base): New target function.
3198 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
3199 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
3202 2011-07-01 Ian Lance Taylor <iant@google.com>
3205 * options.h (class General_options): Add
3206 --ld-generated-unwind-info.
3207 * ehframe.cc (Fde::write): Add address parameter. Change all
3208 callers. If associated with PLT, fill in address and size.
3209 (Cie::set_output_offset): Only add merge mapping if there is an
3211 (Cie::write): Add address parameter. Change all callers.
3212 (Eh_frame::add_ehframe_for_plt): New function.
3213 * ehframe.h (class Fde): Update declarations. Move shndx_ and
3214 input_offset_ fields into union u_, with new plt field.
3215 (Fde::Fde): Adjust for new union field.
3216 (Fde::Fde) [Output_data version]: New constructor.
3217 (Fde::add_mapping): Only add merge mapping if there is an object.
3218 (class Cie): Update declarations.
3219 (class Eh_frame): Declare add_ehframe_for_plt.
3220 * layout.cc (Layout::layout_eh_frame): Break out code into
3221 make_eh_frame_section, and call it.
3222 (Layout::make_eh_frame_section): New function.
3223 (Layout::add_eh_frame_for_plt): New function.
3224 * layout.h (class Layout): Update declarations.
3225 * merge.cc (Merge_map::add_mapping): Add assertion.
3226 * i386.cc: Include "dwarf.h".
3227 (class Output_data_plt_i386): Make first_plt_entry,
3228 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
3229 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
3230 and plt_eh_frame_fde.
3231 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
3232 boundary. Call add_eh_frame_for_plt if appropriate.
3233 * x86_64.cc: Include "dwarf.h".
3234 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
3235 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
3236 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
3237 and plt_eh_frame_fde.
3238 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
3241 2011-06-29 Ian Lance Taylor <iant@google.com>
3244 * object.cc (Sized_relobj_file::layout_section): Change shdr
3245 parameter to be const.
3246 (Sized_relobj_file::layout_eh_frame_section): New function, broken
3248 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
3249 appropriate. Call layout_eh_frame_section.
3250 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
3252 * object.h (class Sized_relobj_file): Update declarations.
3254 2011-06-29 Ian Lance Taylor <iant@google.com>
3257 * script.cc (Token::integer_value): Accept trailing M/m/K/k
3259 (Lex::gather_token): Accept trailing M/m/K/k for integers.
3261 2011-06-29 Ian Lance Taylor <iant@google.com>
3264 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
3266 * layout.cc (Layout::layout_eh_frame): Likewise.
3268 2011-06-29 Ian Lance Taylor <iant@google.com>
3271 * layout.cc (Layout::symtab_section_shndx): New function.
3272 * layout.h (class Layout): Declare symtab_section_shndx.
3273 * output.cc (Output_section::write_header): Call it.
3275 2011-06-29 Ian Lance Taylor <iant@google.com>
3278 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
3279 symbols which are not used in a relocation.
3281 2011-06-28 Ian Lance Taylor <iant@google.com>
3284 * layout.cc (Layout::segment_precedes): Don't crash if a linker
3285 script create indistinguishable segments.
3286 (Layout::set_segment_offsets): Use stable_sort when sorting
3287 segments. Pass this to Compare_segments constructor.
3288 * layout.h (class Layout): Make segment_precedes non-static.
3289 (class Compare_segments): Change from struct to class. Add
3290 layout_ field. Add constructor.
3291 * script-sections.cc
3292 (Script_sections::attach_sections_using_phdrs_clause): Rename
3293 local orphan to is_orphan. Don't report failure to put empty
3294 section in segment. On attachment failure, report name of
3295 section, and attach to first PT_LOAD segment.
3297 2011-06-28 Ian Lance Taylor <iant@google.com>
3300 * target-select.cc (Target_selector::Target_selector): Add
3301 emulation parameter. Change all callers.
3302 (select_target_by_bfd_name): Rename from select_target_by_name.
3304 (select_target_by_emulation): New function.
3305 (supported_emulation_names): New function.
3306 * target-select.h (class Target_selector): Add emulation_ field.
3307 Update declarations.
3308 (Target_selector::recognize_by_bfd_name): Rename from
3309 recognize_by_name. Change all callers.
3310 (Target_selector::supported_bfd_names): Rename from
3311 supported_names. Change all callers.
3312 (Target_selector::recognize_by_emulation): New function.
3313 (Target_selector::supported_emulations): New function.
3314 (Target_selector::emulation): New function.
3315 (Target_selector::do_recognize_by_bfd_name): Rename from
3316 do_recognize_by_name. Change all callers.
3317 (Target_selector::do_supported_bfd_names): Rename from
3318 do_supported_names. Change all callers.
3319 (Target_selector::do_recognize_by_emulation): New function.
3320 (Target_selector::do_supported_emulations): New function.
3321 (select_target_by_bfd_name): Change name in declaration.
3322 (select_target_by_emulation): Declare.
3323 (supported_emulation_names): Declare.
3324 * parameters.cc (parameters_force_valid_target): Try to find
3325 target based on emulation from -m option.
3326 * options.h (class General_options): Change doc string for -m.
3327 * options.cc (help): Print emulations.
3328 (General_options::parse_V): Likewise.
3329 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
3330 Add emulation parameter. Change all callers.
3332 2011-06-28 Ian Lance Taylor <iant@google.com>
3334 * target.h (class Target): Add osabi_ field.
3335 (Target::osabi): New function.
3336 (Target::set_osabi): New function.
3337 (Target::Target): Initialize osabi_.
3338 (Target::do_adjust_elf_header): Make pure virtual.
3339 (Sized_target::do_adjust_elf_header): Declare.
3340 * target.cc (Sized_target::do_adjust_elf_header): New function.
3341 (class Sized_target): Instantiate all versions.
3342 * freebsd.h (class Target_freebsd): Remove.
3343 (Target_selector_freebsd::do_recognize): Call set_osabi on
3345 (Target_selector_freebsd::do_recognize_by_name): Likewise.
3346 (Target_selector_freebsd::set_osabi): Remove.
3347 * i386.cc (class Target_i386): Inherit from Sized_target rather
3348 than Target_freebsd.
3349 * x86_64.cc (class Target_x86_64): Likewise.
3351 2011-06-28 Ian Lance Taylor <iant@google.com>
3353 * target.h (Target::can_check_for_function_pointers): Rewrite.
3355 (Target::can_icf_inline_merge_sections): Likewise.
3356 (Target::section_may_have_icf_unsafe_poineters): Likewise.
3357 (Target::Target_info): Add can_icf_inline_merge_sections field.
3358 (Target::do_can_check_for_function_pointers): New virtual
3360 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
3361 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
3362 from can_check_for_function_pointers, move in file.
3363 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
3364 section_may_have_icf_unsafe_poineters, move in file.
3365 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
3366 * i386.cc (Target_i386::do_can_check_for_function_pointers):
3367 Rename from can_check_for_function_pointers, move in file.
3368 (Target_i386::can_icf_inline_merge_sections): Remove.
3369 (Target_i386::i386_info): Initialize
3370 can_icf_inline_merge_sections.
3371 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3372 Initialize can_icf_inline_merge_sections.
3373 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
3374 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
3375 Rename from can_check_for_function_pointers, move in file.
3376 (Target_x86_64::can_icf_inline_merge_sections): Remove.
3377 (Target_x86_64::x86_64_info): Initialize
3378 can_icf_inline_merge_sections.
3379 * testsuite/testfile.cc (Target_test::test_target_info):
3381 * icf.cc (get_section_contents): Correct formatting.
3383 2011-06-27 Ian Lance Taylor <iant@google.com>
3385 * symtab.cc (Symbol::versioned_name): New function.
3386 (Symbol_table::add_to_final_symtab): Use versioned_name when
3388 (Symbol_table::sized_write_symbol): Likewise.
3389 * symtab.h (class Symbol): Declare versioned_name.
3390 * stringpool.h (class Stringpool_template): Add variant of add
3391 which takes a std::basic_string.
3392 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
3393 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
3394 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
3395 (ver_test_12.o): New target.
3396 * testsuite/Makefile.in: Rebuild.
3398 2011-06-27 Doug Kwan <dougkwan@google.com>
3400 * arm.cc (Arm_relocate_functions::thm_jump8,
3401 Arm_relocate_functions::thm_jump11): Use a wider signed
3402 type to compute offset.
3403 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
3405 * testsuite/Makefile.in: Regenerate.
3406 * testsuite/arm_branch_in_range.sh: Check test results of
3407 arm_thm_jump11 and arm_thm_jump8.
3408 * testsuite/arm_thm_jump11.s: New test source file.
3409 * testsuite/arm_thm_jump11.t: New linker script.
3410 * testsuite/arm_thm_jump8.s: New test source file.
3411 * testsuite/arm_thm_jump8.t: New linker script.
3413 2011-06-24 Ian Lance Taylor <iant@google.com>
3415 * layout.cc: Include "object.h".
3416 (ctors_sections_in_init_array): New static variable.
3417 (Layout::is_ctors_in_init_array): New function.
3418 (Layout::layout): Add entry to ctors_sections_in_init_array if
3420 * layout.h (class Layout): Declare is_ctors_in_init_array.
3421 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
3422 is_ctors_reverse_view is set.
3423 (Sized_relobj_file::write_sections): Add layout parameter. Change
3424 all callers. Set is_ctors_reverse_view field of View_size.
3425 (Sized_relobj_file::reverse_words): New function.
3426 * object.h (Sized_relobj_file::View_size): Add
3427 is_ctors_reverse_view field.
3428 (class Sized_relobj_file): Update declarations.
3429 * testsuite/initpri3.c: New test.
3430 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
3432 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
3433 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
3434 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
3435 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
3436 * testsuite/Makefile.in: Rebuild.
3438 2011-06-24 Cary Coutant <ccoutant@google.com>
3440 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
3441 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
3442 (debug_msg_cdebug.err): New targets.
3443 * testsuite/Makefile.in: Regenerate.
3444 * testsuite/debug_msg.sh: Check output of link with compressed debug.
3445 Fix checks for link with shared library.
3447 2011-06-24 Doug Kwan <dougkwan@google.com>
3449 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
3450 skip empty text sections.
3451 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
3453 2011-06-22 Ian Lance Taylor <iant@google.com>
3456 * options.h (class General_options): Add --ctors-in-init-array.
3457 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
3458 friends as SHT_PROGBITS for merging sections.
3459 (Layout::layout): Remove special handling of .init_array and
3460 friends. Don't sort if doing relocatable link. Sort for .ctors
3461 and .dtors if ctors_in_init_array.
3462 (Layout::make_output_section): Force correct section types for
3463 .init_array and friends. Don't sort if doing relocatable link,
3464 Don't sort .ctors and .dtors if ctors_in_init_array.
3465 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
3466 (Layout::output_section_name): Add relobj parameter. Change all
3467 callers. Handle .ctors. and .dtors. in code rather than table.
3468 Handle .ctors and .dtors if ctors_in_init_array.
3469 (Layout::match_file_name): New function, moved from output.cc.
3470 * layout.h (class Layout): Update declarations.
3471 * output.cc: Include "layout.h".
3472 (Input_section_sort_entry::get_priority): New function.
3473 (Input_section_sort_entry::match_file_name): Just call
3474 Layout::match_file_name.
3475 (Output_section::Input_section_sort_init_fini_compare::operator()):
3476 Handle .ctors and .dtors. Sort by explicit priority rather than
3478 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
3479 * testsuite/initpri2.c: New test.
3480 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
3481 (check_PROGRAMS): Add initpri2.
3482 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
3483 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
3484 * configure, testsuite/Makefile.in: Rebuild.
3486 2011-06-19 Ian Lance Taylor <iant@google.com>
3489 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
3490 .interp section to a PT_INTERP segment even if we have seen a
3491 --dynamic-linker option. Don't do it if we have seen a PHDRS
3492 clause in a linker script.
3493 (Layout::finalize): Don't create a .interp section if we've
3494 already create a PT_INTERP segment.
3495 (Layout::create_interp): Always call choose_output_section (revert
3496 patch of 2011-06-17). Don't create PT_INTERP segment.
3497 * script-sections.cc
3498 (Script_sections::create_note_and_tls_segments): Add a .interp
3499 section to a PT_INTERP segment even if we have seen a
3500 --dynamic-linker option.
3502 2011-06-18 Ian Lance Taylor <iant@google.com>
3504 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
3505 merely because a non-PT_LOAD segment has a dynamic reloc.
3507 2011-06-18 Ian Lance Taylor <iant@google.com>
3509 * layout.cc (Layout::finish_dynamic_section): Don't create
3510 DT_FLAGS entry if not needed.
3512 2011-06-18 Ian Lance Taylor <iant@google.com>
3515 * layout.cc (Layout::layout_eh_frame): Correct handling of
3516 writable .eh_frame section.
3518 2011-06-17 Ian Lance Taylor <iant@google.com>
3521 * resolve.cc (Symbol_table::resolve): Don't give an error if a
3522 symbol is redefined with the exact same object and value.
3524 2011-06-17 Ian Lance Taylor <iant@google.com>
3527 * layout.h (class Layout): Add interp_segment_ field.
3528 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
3529 (Layout::attach_allocated_section_to_segment): If making shared
3530 library, put .interp section in PT_INTERP segment.
3531 (Layout::finalize): Also call create_interp if -dynamic-linker
3533 (Layout::create_interp): Assert that there is no PT_INTERP
3534 segment. If not using a SECTIONS clause, use make_output_section.
3535 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
3536 * script-sections.cc
3537 (Script_sections::create_note_and_tls_segments): If making shared
3538 library, put .interp section in PT_INTERP segment.
3540 2011-06-17 Ian Lance Taylor <iant@google.com>
3542 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
3543 when making a shared library.
3545 2011-06-17 Ian Lance Taylor <iant@google.com>
3547 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
3548 parameter. Change all callers. Don't issue warning about PC32
3549 against locally defined symbol.
3551 2011-06-16 Ian Lance Taylor <iant@google.com>
3553 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
3554 occurs in same object.
3556 2011-06-14 Alan Modra <amodra@gmail.com>
3558 * po/POTFILES.in: Regenerate.
3560 2011-06-09 Ian Lance Taylor <iant@google.com>
3562 * script-sections.cc
3563 (Orphan_output_section::set_section_addresses): For a relocatable
3564 link set address to 0.
3566 2011-06-09 Cary Coutant <ccoutant@google.com>
3569 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
3570 used with --compress-debug-sections.
3571 * gold/object.cc (Sized_relobj_file::do_layout): Report
3572 uncompressed size of compressed input sections.
3574 2011-06-08 Cary Coutant <ccoutant@google.com>
3577 * testsuite/two_file_test_2_v1.cc: Change initialization of
3578 v2 to keep it in .data.
3580 2011-06-07 Cary Coutant <ccoutant@google.com>
3582 * common.cc (Symbol_table::do_allocate_commons_list): Call
3584 * errors.cc (Errors::fatal): Adjust call to gold_exit.
3585 (Errors::fallback): New function.
3586 (gold_fallback): New function.
3587 * errors.h (Errors::fallback): New function.
3588 * gold.cc (gold_exit): Change status parameter to enum; adjust
3590 (queue_initial_tasks): Call gold_fallback.
3591 * gold.h: Include cstdlib.
3592 (Exit_status): New enum type.
3593 (gold_exit): Change status parameter to enum.
3594 (gold_fallback): New function.
3595 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
3596 (Layout::create_symtab_sections): Likewise.
3597 (Layout::create_shdrs): Likewise.
3598 * main.cc (main): Adjust call to gold_exit.
3599 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
3600 (Output_data_got::add_got_entry_pair): Likewise.
3601 (Output_section::add_input_section): Likewise.
3602 (Output_section::add_output_section_data): Likewise.
3603 (Output_segment::set_section_list_addresses): Likewise.
3604 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
3606 2011-06-07 Cary Coutant <ccoutant@google.com>
3608 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
3609 for incremental links.
3610 * output.cc (Output_segment::set_section_list_addresses): Remove
3611 FIXME and test for TLS or BSS.
3613 2011-06-07 Cary Coutant <ccoutant@google.com>
3615 * testsuite/Makefile.am: Add incremental_copy_test,
3616 incremental_common_test_1.
3617 * testsuite/Makefile.in: Regenerate.
3618 * testsuite/common_test_1_v1.c: New source file.
3619 * testsuite/common_test_1_v2.c: New source file.
3620 * testsuite/copy_test_v1.cc: New source file.
3622 2011-06-07 Cary Coutant <ccoutant@google.com>
3624 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
3625 update, allocate common from bss section's free list.
3626 * incremental-dump.cc (dump_incremental_inputs): Print flag for
3627 linker-defined symbols.
3628 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
3629 Skip GOT and PLT entries that are no longer referenced.
3630 (Output_section_incremental_inputs::write_info_blocks): Mark
3631 linker-defined symbols.
3632 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
3633 * output.cc (Output_section::allocate): New function.
3634 * output.h (Output_section::allocate): New function.
3635 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
3636 linker-defined symbols.
3637 (Symbol::override_base_with_special): Copy is_predefined_ flag.
3638 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
3639 (Symbol::init_base_output_data): Likewise.
3640 (Symbol::init_base_output_segment): Likewise.
3641 (Symbol::init_base_constant): Likewise.
3642 (Sized_symbol::init_output_data): Likewise.
3643 (Sized_symbol::init_output_segment): Likewise.
3644 (Sized_symbol::init_constant): Likewise.
3645 (Symbol_table::do_define_in_output_data): Likewise.
3646 (Symbol_table::do_define_in_output_segment): Likewise.
3647 (Symbol_table::do_define_as_constant): Likewise.
3648 * symtab.h (Symbol::is_predefined): New function.
3649 (Symbol::init_base_output_data): Add is_predefined parameter.
3650 (Symbol::init_base_output_segment): Likewise.
3651 (Symbol::init_base_constant): Likewise.
3652 (Symbol::is_predefined_): New data member.
3653 (Sized_symbol::init_output_data): Add is_predefined parameter.
3654 (Sized_symbol::init_output_segment): Likewise.
3655 (Sized_symbol::init_constant): Likewise.
3656 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
3658 2011-06-07 Cary Coutant <ccoutant@google.com>
3660 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
3661 instead of emit_copy_reloc.
3662 (Copy_relocs::emit_copy_reloc): Refactor.
3663 (Copy_relocs::make_copy_reloc): New function.
3664 (Copy_relocs::add_copy_reloc): Remove.
3665 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
3667 (Copy_relocs::make_copy_reloc): New function.
3668 (Copy_relocs::add_copy_reloc): Remove.
3669 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
3670 unchanged input files.
3671 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
3672 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
3673 Reserve BSS space for COPY relocations.
3674 (Sized_incremental_binary::do_emit_copy_relocs): New function.
3675 (Output_section_incremental_inputs::write_info_blocks): Record
3676 whether a symbol is copied from a shared object.
3677 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
3678 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
3679 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
3680 (Incremental_input_entry_reader::get_output_symbol_index): Add
3682 (Incremental_binary::emit_copy_relocs): New function.
3683 (Incremental_binary::do_emit_copy_relocs): New function.
3684 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3686 (Sized_incremental_binary::add_copy_reloc): New function.
3687 (Sized_incremental_binary::do_emit_copy_relocs): New function.
3688 (Sized_incremental_binary::Copy_reloc): New struct.
3689 (Sized_incremental_binary::Copy_relocs): New typedef.
3690 (Sized_incremental_binary::copy_relocs_): New data member.
3691 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
3692 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
3693 * target.h (Sized_target::emit_copy_reloc): New function.
3694 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
3696 2011-06-02 Cary Coutant <ccoutant@google.com>
3699 * gold/archive.cc (Archive::Archive): Initialize new data member.
3700 (Archive::include_all_members): Return if archive has already been
3702 * gold/archive.h (Archive::include_all_members_): New data member.
3704 2011-06-02 Nick Clifton <nickc@redhat.com>
3706 * dynobj.h: Fix spelling mistake in comment.
3707 * output.cc: Likewise.
3709 2011-05-31 Doug Kwan <dougkwan@google.com>
3713 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
3714 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
3715 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
3716 redundant arm_exidx_test.so.
3717 * testsuite/Makefile.in: Regenerate.
3718 (check_SCRIPTS): Add pr12826.sh
3719 (check_DATA): Add pr12826.stdout
3720 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
3721 * testsuite/pr12826.sh: New file.
3722 * testsuite/pr12826_1.s: Ditto.
3723 * testsuite/pr12826_1.s: Ditto.
3725 2011-05-30 Ian Lance Taylor <iant@google.com>
3727 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
3730 2011-05-29 Ian Lance Taylor <iant@google.com>
3733 * testsuite/Makefile.am: Use different file name for two_file_test
3734 temporary file for each incremental test.
3735 * testsuite/Makefile.in: Rebuild.
3737 2011-05-29 Ian Lance Taylor <iant@google.com>
3739 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
3740 binary input file is empty.
3742 2011-05-27 Ian Lance Taylor <iant@google.com>
3744 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
3745 (ver_test_9.so): Likewise.
3746 * testsuite/Makefile.in: Rebuild.
3748 2011-05-26 Cary Coutant <ccoutant@google.com>
3750 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
3751 * incremental.cc (Incremental_inputs::report_input_section): Fix
3752 comment, indentation.
3753 (Incremental_inputs::report_comdat_group): New function.
3754 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3755 of data for incremental input file entry.
3756 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
3757 group count, COMDAT group signatures.
3758 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
3759 an unchanged input file.
3760 * incremental.h (Incremental_object_entry::Incremental_object_entry):
3761 Initialize new data member.
3762 (Incremental_object_entry::add_comdat_group): New function.
3763 (Incremental_object_entry::get_comdat_group_count): New function.
3764 (Incremental_object_entry::get_comdat_signature_key): New function.
3765 (Incremental_object_entry::groups_): New data member.
3766 (Incremental_inputs::report_comdat_group): New function.
3767 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
3768 data for incremental input file entry.
3769 (Incremental_input_entry_reader::get_comdat_group_count): New function.
3770 (Incremental_input_entry_reader::get_input_section): Adjust size of
3771 data for incremental input file entry.
3772 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
3773 (Incremental_input_entry_reader::get_comdat_group_signature): New
3775 * object.cc (Sized_relobj::include_section_group): Report kept
3776 COMDAT groups for incremental links.
3778 2011-05-24 David Meyer <pdox@google.com>
3780 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
3781 with name parameter. Add found_name parameter.
3782 * fileread.cc (Input_file::find_file): Adjust code accordingly.
3783 * dirsearch.h (class Dirsearch): Update declaration.
3785 2011-05-24 Ian Lance Taylor <iant@google.com>
3787 * archive.cc (Library_base::should_include_member): Pull in object
3788 from archive if it defines the entry symbol.
3789 * parameters.cc (Parameters::entry): New function.
3790 * parameters.h (class Parameters): Declare entry.
3791 * output.h (class Output_file_header): Remove entry_ field.
3792 * output.cc (Output_file_header::Output_file_header): Remove entry
3793 parameter. Change all callers.
3794 (Output_file_header::entry): Use parameters->entry.
3795 * gold.cc (queue_middle_tasks): Likewise.
3796 * plugin.cc (Plugin_hook::run): Likewise.
3798 2011-05-24 Cary Coutant <ccoutant@google.com>
3800 * gold.cc (queue_initial_tasks): Pass incremental base filename
3801 to Output_file::open_base_file; don't print error message.
3802 * incremental-dump.cc (main): Adjust call to
3803 Output_file::open_for_modification.
3804 * incremental-dump.cc (main): Likewise.
3805 * incremental.cc (Incremental_inputs::report_command_line):
3806 Ignore --incremental-base option when comparing command lines.
3807 Ignore parameter when given as separate argument.
3808 * options.h (class General_options): Add --incremental-base.
3809 * output.cc (Output_file::Output_file):
3810 (Output_file::open_base_file): Add base_name and writable parameters;
3811 read base file into new file; print error message here.
3812 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3814 * output.h (Output_file::open_for_modification): Rename to...
3815 (Output_file::open_base_file): ...this; add base_name and
3816 writable parameters; adjust all callers.
3817 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3819 * testsuite/Makefile.am (incremental_test_4): Test
3821 * testsuite/Makefile.in: Regenerate.
3823 2011-05-24 Cary Coutant <ccoutant@google.com>
3825 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
3827 * testsuite/Makefile.in: Regenerate.
3828 * testsuite/two_file_test_1_v1.cc: New test source file.
3829 * testsuite/two_file_test_1b_v1.cc: New test source file.
3830 * testsuite/two_file_test_2_v1.cc: New test source file.
3832 2011-05-24 Cary Coutant <ccoutant@google.com>
3834 * dynobj.h (Dynobj::do_dynobj): New function.
3835 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
3836 flag and soname for shared objects.
3837 * incremental.cc (Incremental_inputs::report_object): Make
3838 either Incremental_object_entry or Incremental_dynobj_entry; add
3839 soname to string table.
3840 (Incremental_inputs::report_input_section): Add assertion.
3841 (Output_section_incremental_inputs::set_final_data_size): Adjust
3842 type of input file entry for shared libraries; adjust size of
3843 shared library info entry.
3844 (Output_section_incremental_inputs::write_input_files): Write
3845 as_needed flag for shared libraries.
3846 (Output_section_incremental_inputs::write_info_blocks): Adjust type
3847 of input file entry for shared libraries; write soname.
3848 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
3849 soname from incremental info.
3850 * incremental.h (enum Incremental_input_flags): Add
3851 INCREMENTAL_INPUT_AS_NEEDED.
3852 (Incremental_input_entry::Incremental_input_entry): Initialize new
3854 (Incremental_input_entry::set_as_needed): New function.
3855 (Incremental_input_entry::as_needed): New function.
3856 (Incremental_input_entry::do_dynobj_entry): New function.
3857 (Incremental_input_entry::as_needed_): New data member.
3858 (Incremental_object_entry::Incremental_object_entry): Don't check
3860 (Incremental_object_entry::do_type): Likewise.
3861 (class Incremental_dynobj_entry): New class.
3862 (Incremental_input_entry_reader::as_needed): New function.
3863 (Incremental_input_entry_reader::get_soname): New function.
3864 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
3865 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
3866 size of shared library info entry.
3867 * layout.cc (Layout::finish_dynamic_section): Don't test for
3868 incremental link when adding DT_NEEDED entries.
3869 * object.h (Object::Object): Initialize new data member.
3870 (Object::dynobj): New function.
3871 (Object::set_as_needed): New function.
3872 (Object::as_needed): New function.
3873 (Object::do_dynobj): New function.
3874 (Object::as_needed_): New data member.
3876 2011-05-24 Cary Coutant <ccoutant@google.com>
3878 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
3879 info; adjust display of GOT entries.
3880 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3881 vector of input objects; remove file_status_.
3882 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
3883 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
3884 got_plt reader; call target hooks to reserve GOT entries.
3885 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3886 of input file info header and GOT info entry.
3887 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
3889 (Got_plt_view_info::got_descriptor): Remove.
3890 (Got_plt_view_info::sym_index): New data member.
3891 (Got_plt_view_info::input_index): New data member.
3892 (Local_got_offset_visitor::visit): Write input file index.
3893 (Global_got_offset_visitor::visit): Write 0 for input file index.
3894 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
3895 with sym_index and input_index.
3896 (Output_section_incremental_inputs::write_got_plt): Adjust size of
3897 incremental info GOT entry; replace got_descriptor with input_index.
3898 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
3899 map from input file index to object.
3900 (Sized_relobj_incr::do_layout): Replace direct data member reference
3901 with accessor function.
3902 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
3903 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
3904 Adjust size of input file info header.
3905 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
3906 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
3907 (Incremental_input_entry_reader::get_input_section): Adjust size of
3908 input file info header.
3909 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
3910 of incremental info GOT entry.
3911 (Incremental_got_plt_reader::get_got_desc): Remove.
3912 (Incremental_got_plt_reader::get_got_symndx): New function.
3913 (Incremental_got_plt_reader::get_got_input_index): New function.
3914 (Sized_incremental_binary::Sized_incremental_binary): Remove
3915 file_status_; add input_objects_.
3916 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
3917 (Sized_incremental_binary::set_file_is_unchanged): Remove.
3918 (Sized_incremental_binary::file_is_unchanged): Remove.
3919 (Sized_incremental_binary::set_input_object): New function.
3920 (Sized_incremental_binary::input_object): New function.
3921 (Sized_incremental_binary::file_status_): Remove.
3922 (Sized_incremental_binary::input_objects_): New data member.
3923 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
3925 (Sized_relobj_incr::invalid_address): Move to base class.
3926 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
3928 (Sized_relobj_incr::do_output_section_offset): Likewise.
3929 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
3930 (Sized_relobj_incr::section_offsets_): Likewise.
3931 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
3933 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
3934 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
3935 with accessor function.
3936 (Sized_relobj_file::do_layout): Likewise.
3937 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
3938 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
3939 (Sized_relobj_file::compute_final_local_value): Replace refs to
3940 section_offsets_ with accessor function.
3941 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
3942 * object.h (Relobj::Relobj): Initialize new data members.
3943 (Relobj::add_dyn_reloc): New function.
3944 (Relobj::first_dyn_reloc): New function.
3945 (Relobj::dyn_reloc_count): New function.
3946 (Relobj::first_dyn_reloc_): New data member.
3947 (Relobj::dyn_reloc_count_): New data member.
3948 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
3950 (Sized_relobj::Address): New typedef.
3951 (Sized_relobj::invalid_address): Move here from child class.
3952 (Sized_relobj::Sized_relobj): Initialize new data members.
3953 (Sized_relobj::sized_relobj): New function.
3954 (Sized_relobj::is_output_section_offset_invalid): Move here from
3956 (Sized_relobj::get_output_section_offset): Likewise.
3957 (Sized_relobj::local_has_got_offset): Likewise.
3958 (Sized_relobj::local_got_offset): Likewise.
3959 (Sized_relobj::set_local_got_offset): Likewise.
3960 (Sized_relobj::do_for_all_local_got_entries): Likewise.
3961 (Sized_relobj::clear_got_offsets): New function.
3962 (Sized_relobj::section_offsets): Move here from child class.
3963 (Sized_relobj::do_output_section_offset): Likewise.
3964 (Sized_relobj::do_set_section_offset): Likewise.
3965 (Sized_relobj::Local_got_offsets): Likewise.
3966 (Sized_relobj::local_got_offsets_): Likewise.
3967 (Sized_relobj::section_offsets_): Likewise.
3968 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
3970 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
3972 (Sized_relobj_file::sized_relobj): New function
3973 (Sized_relobj_file::local_has_got_offset): Move to base class.
3974 (Sized_relobj_file::local_got_offset): Likewise.
3975 (Sized_relobj_file::set_local_got_offset): Likewise.
3976 (Sized_relobj_file::get_output_section_offset): Likewise.
3977 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
3978 (Sized_relobj_file::do_output_section_offset): Likewise.
3979 (Sized_relobj_file::do_set_section_offset): Likewise.
3980 (Sized_relobj_file::Local_got_offsets): Likewise.
3981 (Sized_relobj_file::local_got_offsets_): Likewise.
3982 (Sized_relobj_file::section_offsets_): Likewise.
3983 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
3985 (set_needs_dynsym_index): Convert relobj to derived class pointer.
3986 (Output_reloc::get_symbol_index): Likewise.
3987 (Output_reloc::local_section_offset): Likewise.
3988 (Output_reloc::get_address): Likewise.
3989 (Output_reloc::symbol_value): Likewise.
3990 (Output_data_got::reserve_slot): Move to class definition.
3991 (Output_data_got::reserve_local): New function.
3992 (Output_data_got::reserve_slot_for_global): Remove.
3993 (Output_data_got::reserve_global): New function.
3994 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
3995 (all constructors, two instantiations).
3996 (Output_reloc::get_relobj): New function (two instantiations).
3997 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
3998 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
3999 (Output_data_reloc::add_global): Adjust type of relobj.
4000 (Output_data_reloc::add_global_relative): Likewise.
4001 (Output_data_reloc::add_symbolless_global_addend): Likewise.
4002 (Output_data_reloc::add_local): Likewise.
4003 (Output_data_reloc::add_local_relative): Likewise.
4004 (Output_data_reloc::add_symbolless_local_addend): Likewise.
4005 (Output_data_reloc::add_local_section): Likewise.
4006 (Output_data_reloc::add_output_section): Likewise.
4007 (Output_data_reloc::add_absolute): Likewise.
4008 (Output_data_reloc::add_target_specific): Likewise.
4009 (Output_data_got::reserve_slot): Move definition here.
4010 (Output_data_got::reserve_local): New function.
4011 (Output_data_got::reserve_global): New function.
4012 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
4013 section_offsets_ with accessor function.
4014 (Sized_relobj_file::write_sections): Likewise.
4015 (Sized_relobj_file::do_relocate_sections): Likewise.
4016 * target.h (Sized_target::reserve_local_got_entry): New function.
4017 (Sized_target::reserve_global_got_entry): New function.
4018 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
4019 (Target_x86_64::reserve_global_got_entry): New function.
4020 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
4022 2011-05-23 Cary Coutant <ccoutant@google.com>
4024 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
4025 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
4026 bit when checking got_type.
4027 * incremental.cc (Sized_incremental_binary::setup_readers):
4028 Store symbol table and string table locations; initialize bit vector
4029 of file status flags.
4030 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
4032 (Sized_incremental_binary::do_process_got_plt): New function.
4033 (Sized_incremental_binary::get_symtab_view): Use stored locations.
4034 (Output_section_incremental_inputs::set_final_data_size): Record
4035 file index for each input file.
4036 (Output_section_incremental_inputs::write_got_plt): Store file index
4037 instead of input entry offset for each GOT entry.
4039 (Incremental_input_entry::Incremental_input_entry): Initialize new
4041 (Incremental_input_entry::set_offset): Store file index.
4042 (Incremental_input_entry::get_file_index): New function.
4043 (Incremental_input_entry::file_index_): New data member.
4044 (Incremental_binary::process_got_plt): New function.
4045 (Incremental_binary::do_process_got_plt): New function.
4046 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
4048 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
4049 (Sized_incremental_binary::set_file_is_unchanged): New function.
4050 (Sized_incremental_binary::file_is_unchanged): New function.
4051 (Sized_incremental_binary::do_process_got_plt): New function.
4052 (Sized_incremental_binary::file_status_): New data member.
4053 (Sized_incremental_binary::main_symtab_loc_): New data member.
4054 (Sized_incremental_binary::main_strtab_loc_): New data member.
4055 * output.cc (Output_data_got::Got_entry::write): Add case
4057 (Output_data_got::add_global): Call add_got_entry.
4058 (Output_data_got::add_global_plt): Likewise.
4059 (Output_data_got::add_global_with_rel): Likewise.
4060 (Output_data_got::add_global_with_rela): Likewise.
4061 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
4062 (Output_data_got::add_global_pair_with_rela): Likewise.
4063 (Output_data_got::add_local): Call add_got_entry.
4064 (Output_data_got::add_local_plt): Likewise.
4065 (Output_data_got::add_local_with_rel): Likewise.
4066 (Output_data_got::add_local_with_rela): Likewise.
4067 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
4068 (Output_data_got::add_local_pair_with_rela): Likewise.
4069 (Output_data_got::reserve_slot): New function.
4070 (Output_data_got::reserve_slot_for_global): New function.
4071 (Output_data_got::add_got_entry): New function.
4072 (Output_data_got::add_got_entry_pair): New function.
4073 (Output_section::add_output_section_data): Edit FIXME.
4075 (Output_section_data_build::Output_section_data_build): New
4076 constructor with size parameter.
4077 (Output_data_space::Output_data_space): Likewise.
4078 (Output_data_got::Output_data_got): Initialize new data member; new
4079 constructor with size parameter.
4080 (Output_data_got::add_constant): Call add_got_entry.
4081 (Output_data_got::reserve_slot): New function.
4082 (Output_data_got::reserve_slot_for_global): New function.
4083 (class Output_data_got::Got_entry): Add RESERVED_CODE.
4084 (Output_data_got::add_got_entry): New function.
4085 (Output_data_got::add_got_entry_pair): New function.
4086 (Output_data_got::free_list_): New data member.
4087 * target.h (Sized_target::init_got_plt_for_update): New function.
4088 (Sized_target::register_global_plt_entry): New function.
4089 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
4090 Initialize new data member; call init; add constructor with PLT count.
4091 (Output_data_plt_x86_64::init): New function.
4092 (Output_data_plt_x86_64::add_relocation): New function.
4093 (Output_data_plt_x86_64::reserve_slot): New function.
4094 (Output_data_plt_x86_64::free_list_): New data member.
4095 (Target_x86_64::init_got_plt_for_update): New function.
4096 (Target_x86_64::register_global_plt_entry): New function.
4097 (Output_data_plt_x86_64::add_entry): Allocate from free list for
4098 incremental updates.
4099 (Output_data_plt_x86_64::add_relocation): New function.
4100 * testsuite/object_unittest.cc (Object_test): Set default options.
4102 2011-05-16 Ian Lance Taylor <iant@google.com>
4104 * options.h (class General_options): Make -i a synonym for -r.
4106 2011-05-16 Ian Lance Taylor <iant@google.com>
4108 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
4110 2011-05-10 Cary Coutant <ccoutant@google.com>
4112 * object.cc (Sized_relobj::do_count_local_symbols): Check for
4115 2011-05-06 Ian Lance Taylor <iant@google.com>
4117 * layout.cc (Layout::layout): If the output section flags change,
4118 update the ordering.
4120 2011-04-25 Cary Coutant <ccoutant@google.com>
4122 * incremental-dump.cc (dump_incremental_inputs): Print local
4123 symbol info for each input file.
4125 (Output_section_incremental_inputs::set_final_data_size): Add local
4126 symbol info to input file entries in incremental info.
4127 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4128 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
4129 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
4130 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
4132 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
4133 (Sized_incr_relobj::do_relocate): Write the local symbols.
4134 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
4135 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
4136 Adjust size of input file header.
4137 (Incremental_inputs_reader::get_local_symbol_offset): New function.
4138 (Incremental_inputs_reader::get_local_symbol_count): New function.
4139 (Incremental_inputs_reader::get_input_section): Adjust size of input
4141 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
4142 (Sized_incr_relobj::This): New typedef.
4143 (Sized_incr_relobj::sym_size): New const data member.
4144 (Sized_incr_relobj::Local_symbol): New struct.
4145 (Sized_incr_relobj::do_output_local_symbol_count): New function.
4146 (Sized_incr_relobj::do_local_symbol_offset): New function.
4147 (Sized_incr_relobj::local_symbol_count_): New data member.
4148 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
4149 (Sized_incr_relobj::local_symbol_index_): New data member.
4150 (Sized_incr_relobj::local_symbol_offset_): New data member.
4151 (Sized_incr_relobj::local_dynsym_offset_): New data member.
4152 (Sized_incr_relobj::local_symbols_): New data member.
4153 * object.h (Relobj::output_local_symbol_count): New function.
4154 (Relobj::local_symbol_offset): New function.
4155 (Relobj::do_output_local_symbol_count): New function.
4156 (Relobj::do_local_symbol_offset): New function.
4157 (Sized_relobj::do_output_local_symbol_count): New function.
4158 (Sized_relobj::do_local_symbol_offset): New function.
4160 2011-04-22 Vladimir Simonov <sv@sw.ru>
4162 * descriptors.cc (set_close_on_exec): New function.
4163 (Descriptors::open): Use set_close_on_exec.
4164 * output.cc (S_ISLNK): Define if not defined.
4166 2011-04-22 Cary Coutant <ccoutant@google.com>
4168 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
4170 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
4171 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
4172 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
4174 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
4175 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
4176 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
4178 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
4180 (Incremental_binary::apply_incremental_relocs): New function.
4181 (Incremental_binary::do_apply_incremental_relocs): New function.
4182 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
4184 (Sized_incremental_binary::add_global_symbol): New function.
4185 (Sized_incremental_binary::global_symbol): New function.
4186 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
4187 (Sized_incremental_binary::symbol_map_): New data member.
4188 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
4189 * target.h (Sized_target::apply_relocation): New function.
4190 * target-reloc.h (apply_relocation): New function.
4191 * x86_64.cc (Target_x86_64::apply_relocation): New function.
4193 2011-04-22 Doug Kwan <dougkwan@google.com>
4195 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
4196 flag of a SHT_ARM_EXIDX section.
4197 * testsuite/Makefile.am (arm_exidx_test): New test rules.
4198 * testsuite/Makefile.in: Regenerate.
4199 * testsuite/arm_exidx_test.s: New file.
4200 * testsuite/arm_exidx_test.sh: Same.
4202 2011-04-20 Cary Coutant <ccoutant@google.com>
4205 * archive.h (Incremental_archive_entry::Archive_member):
4206 Initialize arg_serial_ (second constructor).
4208 2011-04-17 Ian Lance Taylor <iant@google.com>
4210 * object.cc (Relocate_info::location): Simplify location string.
4211 * errors.cc (Errors::error_at_location): Don't print program
4213 (Errors::warning_at_location): Likewise.
4214 (Errors::undefined_symbol): Likewise.
4215 * testsuite/debug_msg.sh: Update accordingly.
4217 2011-04-14 Cary Coutant <ccoutant@google.com>
4219 * gold/layout.cc (Layout::symtab_section_offset): New function.
4220 * gold/layout.h (Layout::symtab_section_offset): New function.
4221 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
4223 2011-04-12 Ian Lance Taylor <iant@google.com>
4225 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
4226 with MREMAP_MAYMOVE.
4227 * output.h (class Output_file): Add map_is_allocated_ field.
4228 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
4229 not available, provide stubs. If mremap is not available, #define
4231 (MREMAP_MAYMOVE): Define if not defined.
4232 (Output_file::Output_file): Initialize map_is_allocated_.
4233 (Output_file::resize): Check map_is_allocated_.
4234 (Output_file::map_anonymous): If mmap fails, use malloc.
4235 (Output_file::unmap): Don't do anything for an anonymous map.
4236 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
4237 is not available, provide stubs.
4238 (File_read::View::~View): Use free rather than delete[].
4239 (File_read::make_view): Use malloc rather than new[]. If mmap
4241 (File_read::find_or_make_view): Use malloc rather than new[].
4242 * gold.h: Remove HAVE_REMAP code.
4243 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
4244 exists. Rename mremap to gold_mremap. If mmap is not available
4246 * configure, config.in: Rebuild.
4248 2011-04-11 Ian Lance Taylor <iant@google.com>
4250 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
4251 initialize local variable v.
4253 2011-04-11 Cary Coutant <ccoutant@google.com>
4255 * archive.cc (Archive::include_member): Adjust call to
4257 (Add_archive_symbols::run): Track argument serial numbers.
4258 (Lib_group::include_member): Likewise.
4259 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
4260 * archive.h (Incremental_archive_entry::Archive_member):
4261 Initialize arg_serial_.
4262 (Archive_member::arg_serial_): New data member.
4263 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
4264 (Sized_dynobj::do_add_symbols): Track symbols when doing an
4266 (Sized_dynobj::do_for_all_local_got_entries): New function.
4267 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
4269 * fileread.cc (get_mtime): New function.
4270 * fileread.h (get_mtime): New function.
4271 * gold.cc (queue_initial_tasks): Check for incremental update.
4272 (process_incremental_input): New function.
4273 (queue_middle_tasks): Don't force valid target for incremental
4275 * incremental-dump.cc (find_input_containing_global): Adjust
4276 size of symbol info entry.
4277 (dump_incremental_inputs): Dump argument serial number and
4278 in_system_directory flag; bias shndx by 1; print symbol names
4279 when dumping per-file symbol lists; use new symbol info readers.
4281 (Output_section_incremental_inputs:update_data_size): New function.
4282 (Sized_incremental_binary::setup_readers): Setup input readers
4283 for each input file; build maps for files added from libraries
4285 (Sized_incremental_binary::check_input_args): New function.
4286 (Sized_incremental_binary::do_check_inputs): Build map of argument
4287 serial numbers to input arguments.
4288 (Sized_incremental_binary::do_file_has_changed): Rename
4289 do_file_is_unchanged to this; compare file modification times.
4290 (Sized_incremental_binary::do_init_layout): New function.
4291 (Sized_incremental_binary::do_reserve_layout): New function.
4292 (Sized_incremental_binary::do_get_input_reader): Remove.
4293 (Sized_incremental_binary::get_symtab_view): New function.
4294 (Incremental_checker::can_incrementally_link_output_file): Remove.
4295 (Incremental_inputs::report_command_line): Exclude --debug options.
4296 (Incremental_inputs::report_archive_begin): Add parameter; track
4297 argument serial numbers; don't put input file entry for archive
4298 before archive members.
4299 (Incremental_inputs::report_archive_end): Put input file entry
4300 for archive after archive members.
4301 (Incremental_inputs::report_object): Add parameter; track argument
4302 serial numbers and in_system_directory flag.
4303 (Incremental_inputs::report_script): Add parameter; track argument
4305 (Output_section_incremental_inputs::set_final_data_size): Adjust
4306 size of symbol info entry; check for forwarding symbols.
4307 (Output_section_incremental_inputs::write_input_files): Write
4308 in_system_directory flag and argument serial number.
4309 (Output_section_incremental_inputs::write_info_blocks): Map section
4310 indices between incremental info and original input file; store
4311 input section index for each symbol.
4312 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
4313 change operator() to visit().
4314 (class Global_got_offset_visitor): Likewise.
4315 (class Global_symbol_visitor_got_plt):
4316 (Output_section_incremental_inputs::write_got_plt): Use new visitor
4318 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
4319 (Sized_incr_relobj::do_read_symbols): New function.
4320 (Sized_incr_relobj::do_layout): New function.
4321 (Sized_incr_relobj::do_layout_deferred_sections): New function.
4322 (Sized_incr_relobj::do_add_symbols): New function.
4323 (Sized_incr_relobj::do_should_include_member): New function.
4324 (Sized_incr_relobj::do_for_all_global_symbols): New function.
4325 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
4326 (Sized_incr_relobj::do_section_size): New function.
4327 (Sized_incr_relobj::do_section_name): New function.
4328 (Sized_incr_relobj::do_section_contents): New function.
4329 (Sized_incr_relobj::do_section_flags): New function.
4330 (Sized_incr_relobj::do_section_entsize): New function.
4331 (Sized_incr_relobj::do_section_address): New function.
4332 (Sized_incr_relobj::do_section_type): New function.
4333 (Sized_incr_relobj::do_section_link): New function.
4334 (Sized_incr_relobj::do_section_info): New function.
4335 (Sized_incr_relobj::do_section_addralign): New function.
4336 (Sized_incr_relobj::do_initialize_xindex): New function.
4337 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
4338 (Sized_incr_relobj::do_read_relocs): New function.
4339 (Sized_incr_relobj::do_gc_process_relocs): New function.
4340 (Sized_incr_relobj::do_scan_relocs): New function.
4341 (Sized_incr_relobj::do_count_local_symbols): New function.
4342 (Sized_incr_relobj::do_finalize_local_symbols): New function.
4343 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
4344 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
4345 (Sized_incr_relobj::do_relocate): New function.
4346 (Sized_incr_relobj::do_set_section_offset): New function.
4347 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
4348 (Sized_incr_dynobj::do_read_symbols): New function.
4349 (Sized_incr_dynobj::do_layout): New function.
4350 (Sized_incr_dynobj::do_add_symbols): New function.
4351 (Sized_incr_dynobj::do_should_include_member): New function.
4352 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
4353 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
4354 (Sized_incr_dynobj::do_section_size): New function.
4355 (Sized_incr_dynobj::do_section_name): New function.
4356 (Sized_incr_dynobj::do_section_contents): New function.
4357 (Sized_incr_dynobj::do_section_flags): New function.
4358 (Sized_incr_dynobj::do_section_entsize): New function.
4359 (Sized_incr_dynobj::do_section_address): New function.
4360 (Sized_incr_dynobj::do_section_type): New function.
4361 (Sized_incr_dynobj::do_section_link): New function.
4362 (Sized_incr_dynobj::do_section_info): New function.
4363 (Sized_incr_dynobj::do_section_addralign): New function.
4364 (Sized_incr_dynobj::do_initialize_xindex): New function.
4365 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
4366 (make_sized_incremental_object): New function.
4367 (Incremental_library::copy_unused_symbols): New function.
4368 (Incremental_library::do_for_all_unused_symbols): New function.
4369 * incremental.h (enum Incremental_input_flags): New type.
4370 (class Incremental_checker): Remove.
4371 (Incremental_input_entry::Incremental_input_entry): Add argument
4373 (Incremental_input_entry::arg_serial): New function.
4374 (Incremental_input_entry::set_is_in_system_directory): New function.
4375 (Incremental_input_entry::is_in_system_directory): New function.
4376 (Incremental_input_entry::arg_serial_): New data member.
4377 (Incremental_input_entry::is_in_system_directory_): New data member.
4378 (class Script_info): Move here from script.h.
4379 (Script_info::Script_info): Add filename parameter.
4380 (Script_info::filename): New function.
4381 (Script_info::filename_): New data member.
4382 (Incremental_script_entry::Incremental_script_entry): Add argument
4384 (Incremental_object_entry::Incremental_object_entry): Likewise.
4385 (Incremental_object_entry::add_input_section): Build list of input
4386 sections with map to original shndx.
4387 (Incremental_object_entry::get_input_section_index): New function.
4388 (Incremental_object_entry::shndx_): New data member.
4389 (Incremental_object_entry::name_key_): Rename; adjust all refs.
4390 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
4391 (Incremental_archive_entry::Incremental_archive_entry): Add argument
4393 (Incremental_inputs::report_archive_begin): Likewise.
4394 (Incremental_inputs::report_object): Likewise.
4395 (Incremental_inputs::report_script): Likewise.
4396 (class Incremental_global_symbol_reader): New class.
4397 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
4398 and store flags and input file type.
4399 (Incremental_input_entry_reader::arg_serial): New function.
4400 (Incremental_input_entry_reader::type): Extract type from flags.
4401 (Incremental_input_entry_reader::is_in_system_directory): New function.
4402 (Incremental_input_entry_reader::get_input_section_count): Call
4403 accessor function for type.
4404 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
4405 function for type; adjust size of global symbol entry.
4406 (Incremental_input_entry_reader::get_global_symbol_count): Call
4407 accessor function for type.
4408 (Incremental_input_entry_reader::get_object_count): Likewise.
4409 (Incremental_input_entry_reader::get_object_offset): Likewise.
4410 (Incremental_input_entry_reader::get_member_count): Likewise.
4411 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
4412 (Incremental_input_entry_reader::get_member_offset): Likewise.
4413 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
4414 (Incremental_input_entry_reader::Global_symbol_info): Remove.
4415 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
4416 (Incremental_input_entry_reader::get_global_symbol_reader): New
4418 (Incremental_input_entry_reader::get_output_symbol_index): New
4420 (Incremental_input_entry_reader::type_): Remove.
4421 (Incremental_input_entry_reader::flags_): New data member.
4422 (Incremental_inputs_reader::input_file_offset): New function.
4423 (Incremental_inputs_reader::input_file_index): New function.
4424 (Incremental_inputs_reader::input_file): Call input_file_offset.
4425 (Incremental_inputs_reader::input_file_at_offset): New function.
4426 (Incremental_relocs_reader::get_r_type): Reformat.
4427 (Incremental_relocs_reader::get_r_shndx): Reformat.
4428 (Incremental_relocs_reader::get_r_offset): Reformat.
4429 (Incremental_relocs_reader::data): New function.
4430 (Incremental_binary::Incremental_binary): Initialize new data members.
4431 (Incremental_binary::check_inputs): Add cmdline parameter.
4432 (Incremental_binary::file_is_unchanged): Remove.
4433 (Input_reader::arg_serial): New function.
4434 (Input_reader::get_unused_symbol_count): New function.
4435 (Input_reader::get_unused_symbol): New function.
4436 (Input_reader::do_arg_serial): New function.
4437 (Input_reader::do_get_unused_symbol_count): New function.
4438 (Input_reader::do_get_unused_symbol): New function.
4439 (Incremental_binary::input_file_count): New function.
4440 (Incremental_binary::get_input_reader): Change signature to use
4441 index instead of filename.
4442 (Incremental_binary::file_has_changed): New function.
4443 (Incremental_binary::get_input_argument): New function.
4444 (Incremental_binary::get_library): New function.
4445 (Incremental_binary::get_script_info): New function.
4446 (Incremental_binary::init_layout): New function.
4447 (Incremental_binary::reserve_layout): New function.
4448 (Incremental_binary::output_file): New function.
4449 (Incremental_binary::do_check_inputs): New function.
4450 (Incremental_binary::do_file_is_unchanged): Remove.
4451 (Incremental_binary::do_file_has_changed): New function.
4452 (Incremental_binary::do_init_layout): New function.
4453 (Incremental_binary::do_reserve_layout): New function.
4454 (Incremental_binary::do_input_file_count): New function.
4455 (Incremental_binary::do_get_input_reader): Change signature.
4456 (Incremental_binary::input_args_map_): New data member.
4457 (Incremental_binary::library_map_): New data member.
4458 (Incremental_binary::script_map_): New data member.
4459 (Sized_incremental_binary::Sized_incremental_binary): Initialize
4461 (Sized_incremental_binary::output_section): New function.
4462 (Sized_incremental_binary::inputs_reader): Add const.
4463 (Sized_incremental_binary::symtab_reader): Add const.
4464 (Sized_incremental_binary::relocs_reader): Add const.
4465 (Sized_incremental_binary::got_plt_reader): Add const.
4466 (Sized_incremental_binary::get_symtab_view): New function.
4467 (Sized_incremental_binary::Inputs_reader): New typedef.
4468 (Sized_incremental_binary::Input_entry_reader): New typedef.
4469 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
4470 (Sized_incremental_binary::do_file_is_unchanged): Remove.
4471 (Sized_incremental_binary::do_file_has_changed): New function.
4472 (Sized_incremental_binary::do_init_layout): New function.
4473 (Sized_incremental_binary::do_reserve_layout): New function.
4474 (Sized_input_reader::Inputs_reader): Remove.
4475 (Sized_input_reader::Input_entry_reader): Remove.
4476 (Sized_input_reader::do_arg_serial): New function.
4477 (Sized_input_reader::do_get_unused_symbol_count): New function.
4478 (Sized_input_reader::do_get_unused_symbol): New function.
4479 (Sized_incremental_binary::do_input_file_count): New function.
4480 (Sized_incremental_binary::do_get_input_reader): Change signature;
4481 use index instead of filename.
4482 (Sized_incremental_binary::section_map_): New data member.
4483 (Sized_incremental_binary::input_entry_readers_): New data member.
4484 (class Sized_incr_relobj): New class.
4485 (class Sized_incr_dynobj): New class.
4486 (make_sized_incremental_object): New function.
4487 (class Incremental_library): New class.
4488 * layout.cc (Free_list::num_lists): New static data member.
4489 (Free_list::num_nodes): New static data member.
4490 (Free_list::num_removes): New static data member.
4491 (Free_list::num_remove_visits): New static data member.
4492 (Free_list::num_allocates): New static data member.
4493 (Free_list::num_allocate_visits): New static data member.
4494 (Free_list::init): New function.
4495 (Free_list::remove): New function.
4496 (Free_list::allocate): New function.
4497 (Free_list::dump): New function.
4498 (Free_list::print_stats): New function.
4499 (Layout_task_runner::run): Resize output file for incremental updates.
4500 (Layout::Layout): Initialize new data members.
4501 (Layout::set_incremental_base): New function.
4502 (Layout::init_fixed_output_section): New function.
4503 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
4504 incremental updates.
4505 (Layout::create_gold_note): Do not create gold note section for
4506 incremental updates.
4507 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
4508 for incremental updates.
4509 (Layout::set_section_offsets): For incremental updates, allocate space
4511 (Layout::create_symtab_sections): Layout with offsets relative to
4512 start of section; for incremental updates, allocate space from free
4514 (Layout::create_shdrs): For incremental updates, allocate space from
4516 (Layout::finish_dynamic_section): For incremental updates, do not
4517 check --as-needed (fixed in subsequent patch).
4518 * layout.h (class Free_list): New class.
4519 (Layout::set_incremental_base): New function.
4520 (Layout::incremental_base): New function.
4521 (Layout::init_fixed_output_section): New function.
4522 (Layout::allocate): New function.
4523 (Layout::incremental_base_): New data member.
4524 (Layout::free_list_): New data member.
4525 * main.cc (main): Print Free_list statistics.
4526 * object.cc (Relobj::finalize_incremental_relocs): Add
4527 clear_counts parameter; clear counts only when clear_counts is set.
4528 (Sized_relobj::Sized_relobj): Initialize new base class.
4529 (Sized_relobj::do_layout): Don't report special sections.
4530 (Sized_relobj::do_for_all_local_got_entries): New function.
4531 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
4532 symtab_off to all symbol table offsets.
4533 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
4534 * object.h (class Got_offset_list): Move to top of file.
4535 (Object::Object): Allow case where input_file == NULL.
4536 (Object::~Object): Likewise.
4537 (Object::input_file): Assert that input_file != NULL.
4538 (Object::lock): Allow case where input_file == NULL.
4539 (Object::unlock): Likewise.
4540 (Object::is_locked): Likewise.
4541 (Object::token): Likewise.
4542 (Object::release): Likewise.
4543 (Object::is_incremental): New function.
4544 (Object::get_mtime): New function.
4545 (Object::for_all_local_got_entries): New function.
4546 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
4547 (Object::set_is_in_system_directory): New function.
4548 (Object::is_in_system_directory): New function.
4549 (Object::do_is_incremental): New function.
4550 (Object::do_get_mtime): New function.
4551 (Object::do_for_all_local_got_entries): New function.
4552 (Object::is_in_system_directory_): New data member.
4553 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
4554 (class Sized_relobj_base): New class.
4555 (class Sized_relobj): Derive from Sized_relobj_base.
4556 (class Sized_relobj::Symbols): Redeclare from base class.
4557 (class Sized_relobj::local_got_offset_list): Remove.
4558 (class Sized_relobj::Output_sections): Redeclare from base class.
4559 (class Sized_relobj::do_for_all_local_got_entries): New function.
4560 (class Sized_relobj::write_local_symbols): Add offset parameter.
4561 (class Sized_relobj::local_symbol_offset_): Update comment.
4562 (class Sized_relobj::local_dynsym_offset_): Update comment.
4563 * options.cc (Input_arguments::add_file): Remove const.
4564 * options.h (Input_file_argument::Input_file_argument):
4565 Initialize arg_serial_ (all constructors).
4566 (Input_file_argument::set_arg_serial): New function.
4567 (Input_file_argument::arg_serial): New function.
4568 (Input_file_argument::arg_serial_): New data member.
4569 (Input_arguments::Input_arguments): Initialize file_count_.
4570 (Input_arguments::add_file): Remove const.
4571 (Input_arguments::number_of_input_files): New function.
4572 (Input_arguments::file_count_): New data member.
4573 (Command_line::number_of_input_files): Call
4574 Input_arguments::number_of_input_files.
4575 * output.cc (Output_segment_headers::Output_segment_headers):
4577 (Output_section::Input_section::current_data_size): New function.
4578 (Output_section::Output_section): Initialize new data members.
4579 (Output_section::add_input_section): Don't do merge sections for
4580 an incremental link; allocate space from free list for an
4582 (Output_section::add_output_section_data): Allocate space from
4583 free list for an incremental update.
4584 (Output_section::update_data_size): New function.
4585 (Output_section::set_fixed_layout): New function.
4586 (Output_section::reserve): New function.
4587 (Output_segment::set_section_addresses): Remove const.
4588 (Output_segment::set_section_list_addresses): Remove const; allocate
4589 space from free list for an incremental update.
4590 (Output_segment::set_offset): Adjust size of RELRO segment for an
4592 * output.h (Output_data::current_data_size): Move here from
4594 (Output_data::pre_finalize_data_size): New function.
4595 (Output_data::update_data_size): New function.
4596 (Output_section_headers::update_data_size): new function.
4597 (Output_section_data_build::current_data_size): Move to Output_data.
4598 (Output_data_strtab::update_data_size): New function.
4599 (Output_section::current_data_size): Move to Output_data.
4600 (Output_section::set_fixed_layout): New function.
4601 (Output_section::has_fixed_layout): New function.
4602 (Output_section::reserve): New function.
4603 (Output_section::update_data_size): New function.
4604 (Output_section::has_fixed_layout_): New data member.
4605 (Output_section::free_list_): New data member.
4606 (Output_segment::set_section_addresses): Remove const.
4607 (Output_segment::set_section_list_addresses): Remove const.
4608 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
4610 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
4612 * readsyms.cc (Read_symbols::do_read_symbols): Add library
4613 parameter when calling Add_symbols constructor; store argument
4614 serial number for members of a lib group.
4615 (Add_symbols::locks): Allow case where token == NULL.
4616 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
4617 (Read_member::~Read_member): New function.
4618 (Read_member::is_runnable): New function.
4619 (Read_member::locks): New function.
4620 (Read_member::run): New function.
4621 (Check_script::~Check_script): New function.
4622 (Check_script::is_runnable): New function.
4623 (Check_script::locks): New function.
4624 (Check_script::run): New function.
4625 (Check_library::~Check_library): New function.
4626 (Check_library::is_runnable): New function.
4627 (Check_library::locks): New function.
4628 (Check_library::run): New function.
4629 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
4630 (Add_symbols::library_): New data member.
4631 (class Read_member): New class.
4632 (class Check_script): New class.
4633 (class Check_library): New class.
4634 * reloc.cc (Read_relocs::is_runnable): Allow case where
4636 (Read_relocs::locks): Likewise.
4637 (Scan_relocs::locks): Likewise.
4638 (Relocate_task::locks): Likewise.
4639 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
4641 (Sized_relobj::incremental_relocs_scan): Fix comment.
4642 (Sized_relobj::do_relocate): Pass output file offset to
4643 write_local_symbols.
4644 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
4645 from class declaration.
4646 * script.cc (read_input_script): Allocate Script_info; pass
4647 argument serial number to report_script.
4648 * script.h (class Script_info): Move to incremental.h.
4649 * symtab.cc (Symbol_table::add_from_incrobj): New function.
4650 * symtab.h (Symbol_table::add_from_incrobj): New function.
4651 (Symbol_table::set_file_offset): New function.
4653 2011-04-05 Cary Coutant <ccoutant@google.com>
4655 * incremental-dump.cc (dump_incremental_inputs): Change signature
4656 to take a Sized_incremental_binary; change caller. Use readers
4657 in Sized_incremental_binary.
4659 (Sized_incremental_binary::find_incremental_inputs_sections):
4660 Rename do_find_incremental_inputs_sections to this.
4661 (Sized_incremental_binary::setup_readers): New function.
4662 (Sized_incremental_binary::do_check_inputs): Check
4663 has_incremental_info_ flag; move setup code to setup_readers;
4665 (Sized_incremental_binary::do_file_is_unchanged): New function.
4666 (Sized_incremental_binary::do_get_input_reader): New function.
4667 * incremental.h (class Incremental_binary): Move to end of file.
4668 (Incremental_binary::file_is_unchanged): New function.
4669 (Incremental_binary::do_file_is_unchanged): New function.
4670 (Incremental_binary::Input_reader): New class.
4671 (Incremental_binary::get_input_reader): New function.
4672 (class Sized_incremental_binary): Move to end of file.
4673 (Sized_incremental_binary::Sized_incremental_binary): Setup the
4674 input section reader classes.
4675 (Sized_incremental_binary::has_incremental_info): New function.
4676 (Sized_incremental_binary::inputs_reader): New function.
4677 (Sized_incremental_binary::symtab_reader): New function.
4678 (Sized_incremental_binary::relocs_reader): New function.
4679 (Sized_incremental_binary::got_plt_reader): New function.
4680 (Sized_incremental_binary::do_file_is_unchanged): New function.
4681 (Sized_incremental_binary::Sized_input_reader): New class.
4682 (Sized_incremental_binary::get_input_reader): New function.
4683 (Sized_incremental_binary::find_incremental_inputs_sections):
4684 Rename do_find_incremental_inputs_sections to this.
4685 (Sized_incremental_binary::setup_readers): New function.
4686 (Sized_incremental_binary::has_incremental_info_): New data member.
4687 (Sized_incremental_binary::inputs_reader_): New data member.
4688 (Sized_incremental_binary::symtab_reader_): New data member.
4689 (Sized_incremental_binary::relocs_reader_): New data member.
4690 (Sized_incremental_binary::got_plt_reader_): New data member.
4691 (Sized_incremental_binary::current_input_file_): New data member.
4693 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
4696 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
4699 2011-03-30 Cary Coutant <ccoutant@google.com>
4701 * archive.cc (Archive::include_member): Adjust call to report_object.
4702 (Add_archive_symbols::run): Add script_info to call to
4703 report_archive_begin.
4704 (Lib_group::include_member): Adjust call to report_object.
4705 (Add_lib_group_symbols::run): Adjust call to report_object.
4706 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
4707 blocks. Add object count for script input files.
4708 * incremental.cc (Incremental_inputs::report_archive_begin): Add
4709 script_info parameter; change all callers.
4710 (Incremental_inputs::report_object): Add script_info parameter;
4712 (Incremental_inputs::report_script): Store backpointer to
4713 incremental info entry.
4714 (Output_section_incremental_inputs::set_final_data_size): Record
4715 additional information for scripts.
4716 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4717 * incremental.h (Incremental_script_entry::add_object): New function.
4718 (Incremental_script_entry::get_object_count): New function.
4719 (Incremental_script_entry::get_object): New function.
4720 (Incremental_script_entry::objects_): New data member; adjust
4722 (Incremental_inputs::report_archive_begin): Add script_info parameter.
4723 (Incremental_inputs::report_object): Add script_info parameter.
4724 (Incremental_inputs_reader::get_object_count): New function.
4725 (Incremental_inputs_reader::get_object_offset): New function.
4726 * options.cc (Input_arguments::add_file): Return reference to
4728 * options.h (Input_argument::set_script_info): New function.
4729 (Input_argument::script_info): New function.
4730 (Input_argument::script_info_): New data member; adjust all
4732 (Input_file_group::add_file): Return reference to new input argument.
4733 (Input_file_lib::add_file): Likewise.
4734 (Input_arguments::add_file): Likewise.
4735 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
4736 * script.cc (Parser_closure::Parser_closure): Add script_info
4737 parameter; adjust all callers.
4738 (Parser_closure::script_info): New function.
4739 (Parser_closure::script_info_): New data member.
4740 (read_input_script): Report scripts earlier to incremental info.
4741 (script_add_file): Set script_info in Input_argument.
4742 (script_add_library): Likewise.
4743 * script.h (Script_options::Script_info): Rewrite class.
4745 2011-03-29 Cary Coutant <ccoutant@google.com>
4747 * archive.cc (Library_base::should_include_member): Move
4748 method here from class Archive.
4749 (Archive::Archive): Initialize base class.
4750 (Archive::should_include_member): Move to base class.
4751 (Archive::do_for_all_unused_symbols): New function.
4752 (Add_archive_symbols::run): Remove redundant access to
4754 (Lib_group::Lib_group): Initialize base class.
4755 (Lib_group::do_filename): New function.
4756 (Lib_group::include_member): Pass pointer to Lib_group to
4758 (Lib_group::do_for_all_unused_symbols): New function.
4759 (Add_lib_group_symbols::run): Report archive information for
4761 * archive.h (class Library_base): New base class.
4762 (class Archive): Derive from Library_base.
4763 (Archive::filename): Move to base class.
4764 (Archive::set_incremental_info): Likewise.
4765 (Archive::incremental_info): Likewise.
4766 (Archive::Should_include): Likewise.
4767 (Archive::should_include_member): Likewise.
4768 (Archive::Armap_entry): Remove.
4769 (Archive::Unused_symbol_iterator): Remove.
4770 (Archive::unused_symbols_begin): Remove.
4771 (Archive::unused_symbols_end): Remove.
4772 (Archive::do_filename): New function.
4773 (Archive::do_get_mtime): New function.
4774 (Archive::do_for_all_unused_symbols): New function.
4775 (Archive::task_): Move to base class.
4776 (Archive::incremental_info_): Likewise.
4777 (class Lib_group): Derive from Library_base.
4778 (Lib_group::do_filename): New function.
4779 (Lib_group::do_get_mtime): New function.
4780 (Lib_group::do_for_all_unused_symbols): New function.
4781 (Lib_group::task_): Move to base class.
4782 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
4784 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
4786 * incremental.cc (Incremental_inputs::report_archive_begin):
4787 Use Library_base; call library's get_mtime; add incremental inputs
4788 entry before members.
4789 (class Unused_symbol_visitor): New class.
4790 (Incremental_inputs::report_archive_end): Use Library_base; use
4791 visitor class to record unused symbols; don't add incremental inputs
4792 entry after members.
4793 (Incremental_inputs::report_object): Use Library_base.
4795 (Incremental_archive_entry::Incremental_archive_entry): Remove
4796 unused Archive parameter.
4797 (Incremental_inputs::report_archive_begin): Use Library_base.
4798 (Incremental_inputs::report_archive_end): Likewise.
4799 (Incremental_inputs::report_object): Likewise.
4800 * object.cc (Sized_relobj::do_for_all_global_symbols): New
4802 * object.h (Object::for_all_global_symbols): New function.
4803 (Object::do_for_all_global_symbols): New function.
4804 (Sized_relobj::do_for_all_global_symbols): New function.
4805 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
4807 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
4810 2011-03-27 Ian Lance Taylor <iant@google.com>
4812 * archive.cc (Archive::interpret_header): Return -1 if something
4813 goes wrong. Change callers accordingly.
4815 2011-03-25 Cary Coutant <ccoutant@google.com>
4817 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
4818 * testsuite/Makefile.in: Regenerate.
4820 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
4822 * plugin.cc (get_view): New.
4823 (Plugin::load): Pass get_view to the plugin.
4824 (Plugin_manager::get_view): New.
4826 2011-03-21 Ian Lance Taylor <iant@google.com>
4828 * testsuite/final_layout.sh: Rewrite to not use dc.
4829 * testsuite/relro_test.sh: Fail if dc is not present.
4831 2011-03-21 Sriraman Tallam <tmsriram@google.com>
4833 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
4835 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
4836 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
4838 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
4839 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
4841 2011-03-14 Ian Lance Taylor <iant@google.com>
4843 * script-sections.cc (Sort_output_sections::script_compare):
4844 Rename from is_before, change return type.
4845 (Sort_output_sections::operator()): Adjust accordingly.
4847 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
4850 * testsuite/odr_violation2.cc: Add comment to make all error line
4851 numbers double digits.
4852 * testsuite/debug_msg.sh: Adjust expected errors.
4854 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
4856 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
4857 but mark earlier ones as non-canonical
4858 (offset_to_iterator): Update search target and example
4859 (do_addr2line): Return extra lines in a vector*
4860 (format_file_lineno): Extract from do_addr2line
4861 (one_addr2line): Add vector* out-param
4862 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
4863 when a lineno entry appeared last for its instruction
4864 (Dwarf_line_info): Add vector* out-param
4865 * object.cc (Relocate_info): Pass NULL for the vector* out-param
4866 * symtab.cc (Odr_violation_compare): Include the lineno in the
4868 (linenos_from_loc): New. Combine the canonical line for an
4869 address with its other lines.
4870 (True_if_intersect): New. Helper functor to make
4871 std::set_intersection a query.
4872 (detect_odr_violations): Compare sets of lines instead of just
4873 one line for each function. This became less deterministic, but
4874 has fewer false positives.
4875 * symtab.h: Declarations.
4876 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
4877 mix an optimized and non-optimized object in the same binary
4878 (odr_violation2.so): Same.
4879 * testsuite/Makefile.in: Regenerate from Makefile.am.
4880 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
4881 * testsuite/debug_msg.sh: Update line numbers and add
4883 * testsuite/odr_violation1.cc: Use OdrDerived, in a
4884 non-optimized context.
4885 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
4886 isn't inlined, and use OdrDerived in an optimized context.
4887 * testsuite/odr_header1.h: Defines OdrDerived, where
4888 optimization will change the
4889 first-instruction-in-the-destructor's file and line number.
4890 * testsuite/odr_header2.h: Defines OdrBase.
4892 2011-03-09 Ian Lance Taylor <iant@google.com>
4894 * fileread.cc (File_read::clear_views): Don't delete the whole
4897 2011-03-08 Ian Lance Taylor <iant@google.com>
4900 * fileread.cc: #include <climits>.
4901 (GOLD_IOV_MAX): Define.
4902 (File_read::read_multiple): Limit number of entries by iov_max.
4903 * fileread.h (class File_read): Always set max_readv_entries to
4906 2011-03-07 Ian Lance Taylor <iant@google.com>
4909 * options.h (class General_options): Add -dy and -dn.
4911 2011-03-02 Cary Coutant <ccoutant@google.com>
4913 * testsuite/script_test_9.t: Add TLS segment.
4915 2011-03-02 Simon Baldwin <simonb@google.com>
4917 * configure.ac: Add check for gnu_indirect_function support in
4918 the toolchain building binutils.
4919 * configure: Rebuild.
4921 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
4923 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
4924 plugin only symbols.
4925 (Symbol_table::sized_finalize_symbol) Mark symbol only present
4926 in plugin files as not needed in the symbol table.
4928 2011-02-11 Sriraman Tallam <tmsriram@google.com>
4930 * output.cc (Output_section::add_input_section): Delay fill
4931 generation for section ordering.
4933 2011-02-09 Ian Lance Taylor <iant@google.com>
4936 * object.h (class Sized_relobj): Remove clear_local_symbols.
4937 * reloc.cc (Sized_relobj::do_relocate): Don't call
4938 clear_local_symbols.
4940 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
4942 * plugin.cc (is_visible_from_outside): Return true for symbols
4945 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
4947 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
4950 2011-02-02 Sriraman Tallam <tmsriram@google.com>
4952 * icf.h (is_section_foldable_candidate): Change type of parameter
4954 * icf.cc (Icf::find_identical_sections): Change type of local variable
4955 section_name to be std::string.
4956 (is_function_ctor_or_dtor): Change type of parameter to std::string.
4958 2011-01-25 Ian Lance Taylor <iant@google.com>
4960 * script.cc (script_add_extern): Rewrite to use
4961 add_symbol_reference.
4963 2011-01-25 Doug Kwan <dougkwan@google.com>
4965 * icf.cc (get_section_contents): Always lock section's object.
4967 2011-01-24 Ian Lance Taylor <iant@google.com>
4969 * options.h (class General_options): Accept
4970 --no-detect-odr-violations.
4972 2011-01-24 Ian Lance Taylor <iant@google.com>
4974 * version.cc (version_string): Bump to 1.11.
4976 2011-01-24 Ian Lance Taylor <iant@google.com>
4978 * plugin.cc (class Plugin_rescan): Define new class.
4979 (Plugin_manager::claim_file): Set any_claimed_.
4980 (Plugin_manager::save_archive): New function.
4981 (Plugin_manager::save_input_group): New function.
4982 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
4984 (Plugin_manager::new_undefined_symbol): New function.
4985 (Plugin_manager::rescan): New function.
4986 (Plugin_manager::rescannable_defines): New function.
4987 (Plugin_manager::add_input_file): Set any_added_.
4988 * plugin.h (class Plugin_manager): define new fields rescannable_,
4989 undefined_symbols_, any_claimed_, and any_added_. Declare
4990 Plugin_rescan as friend. Declare new functions.
4991 (Plugin_manager::Rescannable): Define type.
4992 (Plugin_manager::Rescannable_list): Define type.
4993 (Plugin_manager::Undefined_symbol_list): Define type.
4994 (Plugin_manager::Plugin_manager): Initialize new fields.
4995 * archive.cc (Archive::defines_symbol): New function.
4996 (Add_archive_symbols::run): Pass archive to plugins if any.
4997 * archive.h (class Archive): Declare defines_symbol.
4998 * readsyms.cc (Input_group::~Input_group): New function.
4999 (Finish_group::run): Pass input_group to plugins if any.
5000 * readsyms.h (class Input_group): Declare destructor.
5001 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
5004 2011-01-10 Ian Lance Taylor <iant@google.com>
5006 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
5008 (Layout::set_segment_offsets): Reset increase_relro before calling
5009 set_section_addresses a second time.
5011 2011-01-04 Cary Coutant <ccoutant@google.com>
5013 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
5014 sections before NOBITS sections.
5016 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
5018 * version.cc (print_version): Update copyright to 2011.
5020 2010-12-23 Cary Coutant <ccoutant@google.com>
5022 * output.h (Output_data_reloc::add_output_section): Pass OD instead
5023 of OS to this->add. Add OD parameter to second form of the function.
5025 2010-12-20 Ian Lance Taylor <iant@google.com>
5027 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
5028 second of two consecutive entries with same offset.
5030 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5032 * testsuite/Makefile.am (ifuncmain2static_LDADD)
5033 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
5034 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
5035 to avoid unneeded links against $(LDADD).
5036 * testsuite/Makefile.in: Regenerate.
5038 2010-12-15 Ian Lance Taylor <iant@google.com>
5041 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
5042 for R_X86_64_32 and R_X86_64_PC32.
5043 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
5044 ver_matching_def_pic.o.
5045 (ver_matching_def_pic.o): New target.
5047 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5049 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
5050 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
5051 Move definition before File_read::View member definitions.
5052 (File_read::View::~View): Initialize and hold lock before
5053 updating current_mapped_bytes.
5055 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5057 * dwarf_reader.cc: Remove outdated comment.
5058 * gold-threads.cc: Fix typo in error message.
5059 * archive.cc: Fix typos in comments.
5060 * archive.h: Likewise.
5061 * arm-reloc-property.cc: Likewise.
5062 * arm-reloc-property.h: Likewise.
5063 * arm-reloc.def: Likewise.
5065 * attributes.h: Likewise.
5066 * cref.cc: Likewise.
5067 * ehframe.cc: Likewise.
5068 * fileread.h: Likewise.
5070 * i386.cc: Likewise.
5072 * incremental.h: Likewise.
5073 * int_encoding.cc: Likewise.
5074 * layout.h: Likewise.
5075 * main.cc: Likewise.
5076 * merge.h: Likewise.
5077 * object.cc: Likewise.
5078 * object.h: Likewise.
5079 * options.cc: Likewise.
5080 * readsyms.cc: Likewise.
5081 * reduced_debug_output.cc: Likewise.
5082 * reloc.cc: Likewise.
5083 * script-sections.cc: Likewise.
5084 * sparc.cc: Likewise.
5085 * symtab.h: Likewise.
5086 * target-reloc.h: Likewise.
5087 * target.cc: Likewise.
5088 * target.h: Likewise.
5089 * timer.cc: Likewise.
5090 * timer.h: Likewise.
5091 * x86_64.cc: Likewise.
5093 2010-12-09 Cary Coutant <ccoutant@google.com>
5095 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
5097 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
5098 parameter; change all callers.
5099 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
5100 * options.h (warn_execstack): New option.
5102 2010-12-07 Doug Kwan <dougkwan@google.com>
5104 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
5105 like function call relocations.
5107 2010-12-07 Ian Lance Taylor <iant@google.com>
5109 * archive.cc (Archive::get_elf_object_for_member): Permit
5110 punconfigured to be NULL.
5111 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
5112 (Archive::include_member): Pass NULL to get_elf_object_for_member
5113 if we searched for the archive and this is the first included
5116 2010-12-01 Ian Lance Taylor <iant@google.com>
5118 * dwarf_reader.h (class Sized_dwarf_line_info): Add
5119 track_relocs_type_ field.
5120 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5121 Set track_relocs_type_.
5122 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
5123 contents when using RELA relocs.
5124 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
5126 * reloc.cc (Track_relocs::next_addend): New function.
5127 * reloc.h (class Track_relocs): Declare next_addend.
5129 2010-12-01 Ian Lance Taylor <iant@google.com>
5131 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
5134 2010-12-01 Ian Lance Taylor <iant@google.com>
5136 * README: Update compilers known to work and fail.
5138 2010-11-23 Matthias Klose <doko@ubuntu.com>
5140 * configure.in: For --enable-gold, handle value `default' instead of
5141 `both*'. Always install ld as ld.bfd, install as ld if gold is
5143 * configure: Regenerate.
5145 2010-11-18 Doug Kwan <dougkwan@google.com>
5147 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
5148 and right_alignment to be zero. Store result alignment only if it is
5149 greater than existing alignment.
5151 2010-11-16 Cary Coutant <ccoutant@google.com>
5154 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5155 Check for ".zdebug_line".
5157 2010-11-16 Doug Kwan <dougkwan@google.com>
5158 Cary Coutant <ccoutant@google.com>
5160 * output.h (Output_segment::set_section_addresses): Pass increase_relro
5161 by reference; adjust all callers.
5162 * output.cc (Output_segment::set_section_addresses): Adjust references
5163 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
5165 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
5166 end at page boundary.
5168 2010-11-16 Cary Coutant <ccoutant@google.com>
5171 * layout.cc (Layout::choose_output_section): Transform names of
5172 compressed sections even when using a script with a SECTIONS clause.
5173 (Layout::output_section_name): Remove code to transform
5174 compressed debug section names.
5175 * output.cc (Output_section::add_input_section): Use uncompressed
5176 section size when tracking input sections.
5178 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
5180 * symtab.h (Symbol::NON_PIC_REF): Remove.
5181 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
5182 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
5183 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
5184 (Symbol::use_plt_offset): Take a flags argument and pass it
5185 directly to needs_dynamic_reloc. Restrict check for undefined
5186 weak symbols to function calls.
5187 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
5188 (Target_arm::Scan::global): Use it.
5189 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
5190 (Target_arm::Relocate::relocate): Likewise.
5191 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
5192 parameter with an r_type parameter. Use get_reference_flags
5194 (Target_arm::Relocate::relocate): Update accordingly.
5195 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
5196 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
5197 (Target_i386::Scan::global): Likewise.
5198 (Target_i386::Relocate::relocate): Likewise.
5199 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
5200 parameter with an r_type parameter. Use get_reference_flags
5202 (Target_i386::Relocate::relocate): Update accordingly.
5203 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
5204 (Target_powerpc::Scan::global): Use it.
5205 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
5206 (Target_powerpc::Relocate::relocate): Likewise.
5207 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
5208 (Target_sparc::Scan::global): Use it.
5209 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
5210 (Target_sparc::Relocate::relocate): Likewise.
5211 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
5212 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
5213 (Target_x86_64::Scan::global): Likewise.
5214 (Target_x86_64::Relocate::relocate): Likewise.
5216 2010-11-08 Doug Kwan <dougkwan@google.com>
5217 Cary Coutant <ccoutant@google.com>
5219 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
5220 (Arm_exidx_merge_section::section_contents_): New data member.
5221 (Arm_input_section::Arm_input_section): Initialize original_contents_.
5222 (Arm_input_section::~Arm_input_section): De-allocate memory.
5223 (Arm_input_section::original_contents_): New data member.
5224 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
5225 in parameters instead of calling Object::section_contents without
5227 (Arm_output_section::group_section): New parameter TASK. Pass it
5228 to callees that need locking objects.
5229 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
5230 to lock EXIDX input sections. Fix a formatting issue. Call
5231 Arm_exidx_merged_section::build_contents to create merged section
5233 (Arm_output_section::create_stub_group): New parameter TASK. Use it
5234 to lock object of stub table owner.
5235 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
5236 TEXT_SIZE to initialize data member TEXT_SIZE_.
5237 (Arm_exidx_input_section::addralign): Fix typo in comment.
5238 (Arm_exidx_input_section::text_size): New method.
5239 (Target_arm::do_relax): New parameter TASK. Pass it to callees
5240 that require locking objects. Lock objects before scanning for stubs
5241 and updating local symbols.
5242 (Arm_input_section<big_endian>::init): Copy contents of original
5244 (Arm_input_section<big_endian>::do_write): Use saved contents of
5245 original input section instead of calling Object::section_contents
5247 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
5248 size without calling Object::section_size().
5249 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
5250 for size. Allocate a buffer for merged EXIDX entries.
5251 (Arm_exidx_merged_section::build_contents): New method.
5252 (Arm_exidx_merged_section::do_write): Move merge section contents
5253 building code to Arm_exidx_merged_section::build_contetns. Write
5254 out contetns in buffer instead of building it on the fly.
5255 (Arm_relobj::make_exidx_input_section): Also pass text section size
5256 to Arm_exidx_input_section constructor.
5257 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
5258 (Arm_dynobj::do_read_symbols): Fix memory leak.
5259 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
5260 * target.h: (class Task): Add forward declaration.
5261 (Target::relax): Add new parameter TASK and pass it to
5263 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
5265 2010-11-05 Cary Coutant <ccoutant@google.com>
5268 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
5269 object when reading from the file.
5270 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
5272 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
5273 when reading section contents.
5274 (get_section_contents): Likewise.
5275 (icf::find_identical_sections): Likewise.
5276 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
5277 object when reading from the file.
5278 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
5279 the object when doing deferred section layout.
5281 2010-11-03 Nick Clifton <nickc@redhat.com>
5284 * script.h (class Symbol_assignment: name): New member. Returns
5285 the name of the symbol.
5286 * scrfipt.cc (Script_options::is_pending_assignment): New member.
5287 Returns true if the given symbol name is on the list of
5288 assignments wating to be processed.
5289 * archive.cc (should_incldue_member): If the symbol is undefined,
5290 check to see if it is on the list of symbols pending assignment.
5292 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
5294 * script-sections.cc (Script_sections::find_memory_region): Check
5295 for a NULL output section pointer.
5297 2010-10-29 Doug Kwan <dougkwan@google.com>
5299 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
5300 Output_section::add_relaxed_input_section.
5301 * output.cc (Output_section::add_relaxed_input_section): Add new
5302 arguments LAYOUT and NAME. Set section order index.
5303 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5304 Copy section order index.
5305 * output.h (Output_section::add_relaxed_input_section): Add new
5306 arguments LAYOUT and NAME.
5308 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5310 * testsuite/Makefile.am: Move gcctestdir/ld rule to
5311 NATIVE_OR_CROSS_LINKER.
5312 * testsuite/Makefile.in: Regenerate.
5314 2010-10-20 Doug Kwan <dougkwan@google.com>
5316 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
5317 without SHF_LINK_ORDER flags.
5318 * layout.cc (Layout::choose_output_section): Do not filter
5319 SHF_LINK_ORDER flag in a relocatable link.
5321 2010-10-17 Cary Coutant <ccoutant@google.com>
5323 * output.h (Output_segment::set_section_addresses): Change function
5324 signature. Update all callers.
5325 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
5327 (Output_segment::set_section_addresses): Align after last TLS
5328 section. Add padding before last relro section instead of after.
5330 2010-10-17 Doug Kwan <dougkwan@google.com>
5332 * gold/arm.cc (Target_arm::got_section): Use correct order and set
5333 GOT output section to be writable.
5335 2010-10-14 Cary Coutant <ccoutant@google.com>
5337 * debug.h (DEBUG_INCREMENTAL): New flag.
5338 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
5339 * gold.cc (queue_initial_tasks): Check parameters for incremental link
5341 * incremental.cc (report_command_line): Ignore all forms of
5343 * layout.cc (Layout::Layout): Check parameters for incremental link
5345 * options.cc (General_options::parse_incremental): New function.
5346 (General_options::parse_no_incremental): New function.
5347 (General_options::parse_incremental_full): New function.
5348 (General_options::parse_incremental_update): New function.
5349 (General_options::incremental_mode_): New data member.
5350 (General_options::finalize): Check incremental_mode_.
5351 * options.h (General_options): Update help text for --incremental.
5352 Add --no-incremental, --incremental-full, --incremental-update.
5353 (General_options::Incremental_mode): New enum type.
5354 (General_options::incremental_mode): New function.
5355 (General_options::incremental_mode_): New data member.
5356 * parameters.cc (Parameters::incremental_mode_): New data member.
5357 (Parameters::set_options): Set incremental_mode_.
5358 (Parameters::set_incremental_full): New function.
5359 (Parameters::incremental): New function.
5360 (Parameters::incremental_update): New function.
5361 (set_parameters_incremental_full): New function.
5362 * parameters.h (Parameters::set_incremental_full): New function.
5363 (Parameters::incremental): New function.
5364 (Parameters::incremental_update): New function.
5365 (Parameters::incremental_mode_): New data member.
5366 (set_parameters_incremental_full): New function.
5367 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
5368 incremental link mode.
5369 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
5370 (Sized_relobj::do_relocate_sections): Likewise.
5371 * testsuite/Makefile.am (incremental_test): Use --incremental-full
5373 * testsuite/Makefile.in: Regenerate.
5374 * testsuite/incremental_test.sh: Filter all forms of --incremental.
5376 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5378 * script-sections.h (class Script_sections): Make
5379 Sections_elements typedef public.
5380 * script-sections.cc (class Sort_output_sections): Add elements_
5381 field. Add constructor which sets it; change all callers.
5382 (Sort_output_sections::is_before): New function.
5383 (Sort_output_sections::operator()): Call is_before.
5384 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
5386 * testsuite/script_test_10.sh: New test. Test script section
5388 * testsuite/script_test_10.t: Likewise.
5389 * testsuite/script_test_10.s: Likewise.
5390 * testsuite/Makefile.am: Wrap the cross linker tests and the
5391 common tests into NATIVE_OR_CROSS_LINKER.
5392 (check_SCRIPTS): Add script_test_10.sh.
5393 (check_DATA): Add script_test_10.stdout.
5394 (script_test_10.o, script_test_10): New targets.
5395 (script_test_10.stdout): New target.
5396 * configure, testsuite/Makefile.in: Regenerate.
5398 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5400 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
5401 error for the deprecated relocations.
5402 (Target_arm::Scan::global): Likewise.
5403 (Target_arm::Relocate::relocate): Likewise.
5405 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
5407 * fileread.cc (Input_file::find_file): Initialize *found_name
5408 and *namep when using the fallback search for case 4.
5410 2010-10-11 Cary Coutant <ccoutant@google.com>
5412 * options.h (class General_options): Redefine -z lazy as an alias for
5413 the negation of -z now.
5415 2010-10-11 Ian Lance Taylor <iant@google.com>
5417 * resolve.cc (symbol_to_bits): Report the value of the unsupported
5420 2010-10-06 Nick Clifton <nickc@redhat.com>
5422 * script-sections.cc(class Memory_region): Remove
5423 current_lma_offset_ field. Rename current_vma_offset_ to
5424 current_offset_. Add last_section_ field.
5425 (Memory_region::get_current_vma_address): Rename to
5426 get_current_address.
5427 (Memory_region::get_current_lma_address): Delete.
5428 (Memory_region::increment_vma_offset): Rename to
5430 (Memory_region::increment_lma_offset): Delete.
5431 (Memory_region::attributes_compatible): New method. Returns
5432 true if the provided section is compatible with the region.
5433 (Memory_region::get_last_section): New method. Returns the last
5434 section to use the region.
5435 (Memory_region::set_last_section): New method. Stores the last
5436 section to use the region.
5437 (Script_sections::block_in_region): New method. Returns true if
5438 a block of memory is contained within a region.
5439 (Script_sections::find_memory_region): New method. Locates a
5440 memory region to be used to set a VMA or LMA address.
5441 (Output_section_definition::set_section_addresses): Add code to
5442 check for addresses set by memory regions.
5443 (Output_segment::set_section_addresses): Remove memory region
5445 (Script_sections::create_segment): Add a warning if a header
5446 segment is created outside of any region.
5447 * script-sections.h (class Script_sections): Add prototypes for
5448 find_memory_region and block_in_region methods.
5449 * testsuite/memory_test.s: Use .long instead of .word.
5450 * testsuite/memory_test.t: Add some more output sections.
5451 * testsuite/memory_test.sh: Update expected output.
5453 2010-10-02 Doug Kwan <dougkwan@google.com>
5455 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
5456 defintion to symtab.h
5457 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
5458 declaration to defintion.
5460 2010-10-01 Nick Clifton <nickc@redhat.com>
5462 * expression.cc (eval): Replace dummy argument with NULL.
5463 (eval_maybe_dot): Check for a NULL result section pointer.
5464 (Symbol_expression::value): Likewise.
5465 (Dot_expression::value): Likewise.
5466 (BINARY_EXPRESSION): Likewise.
5467 (Max_expression::value): Likewise.
5468 (Min_expression::value): Likewise.
5469 (Absolute_expression::value): Likewise.
5470 (Addr_expression::value_from_output_section): Likewise.
5471 (Loaddddr_expression::value_from_output_section): Likewise.
5472 (Segment_start_expression::value): Likewise.
5473 * script-sections.cc
5474 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
5476 (Sections_elememt_dot_assignment::set_section_addresses):
5478 (Output_data_expression::do_write_to_buffer): Likewise.
5479 (Output_section_definition::finalize_symbols): Likewise.
5480 (Output_section_definition::set_section_addresses): Likewise.
5482 2010-09-30 Doug Kwan <dougkwan@google.com>
5484 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
5486 2010-09-28 Sriraman Tallam <tmsriram@google.com>
5488 * target.h (Target::can_icf_inline_merge_sections): New virtual
5490 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
5492 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
5494 * icf.cc (get_section_contents): Inline merge sections only when
5497 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5499 * configure: Regenerate.
5501 2010-09-17 Ian Lance Taylor <iant@google.com>
5503 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
5504 * testsuite/Makefile.am (memory_test.o): New target.
5505 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
5507 * testsuite/Makefile.in: Rebuild.
5509 2010-09-17 Doug Kwan <dougkwan@google.com>
5511 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
5512 defintion if relocation uses GOT entries of the symbol.
5513 * testsuite/icf_safe_test.sh: Fix test.
5514 * testsuite/icf_safe_so_test.sh: Fix test.
5516 2010-09-16 Cary Coutant <ccoutant@google.com>
5518 * script_sections.cc (class Memory_region): Remove "NULL" from
5519 vector initializations.
5521 2010-09-15 Cary Coutant <ccoutant@google.com>
5523 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
5524 Resolve forwarding symbols.
5526 2010-09-15 Doug Kwan <dougkwan@google.com>
5528 * gold/testsuite/script_test_3.t: Add ARM special sections.
5529 * gold/testsuite/script_test_4.t: Same.
5530 * gold/testsuite/script_test_5.t: Same.
5531 * gold/testsuite/script_test_6.t: Same.
5532 * gold/testsuite/script_test_7.t: Same.
5533 * gold/testsuite/script_test_7.t: Same.
5534 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
5536 2010-09-14 Cary Coutant <ccoutant@google.com>
5538 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
5539 (Target_x86_64::Relocate::relocate_tls): Replace check for
5540 saw_tls_block_reloc_ with test for executable section.
5542 2010-09-12 Cary Coutant <ccoutant@google.com>
5544 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
5545 position-independent executables to shared libraries need dynamic
5547 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
5548 position-independent executables.
5549 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
5550 * testsuite/Makefile.in: Regenerate.
5552 2010-09-10 Nick Clifton <nickc@redhat.com>
5555 * testsuite/memory_test.t: Discard any sections that are not
5558 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
5561 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
5562 "This::" to work around a bug in gcc 4.2.
5564 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
5566 2010-09-09 Rafael Espindola <espindola@google.com>
5568 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
5569 sections with different PF_X flags in the same segment.
5570 (Layout::find_first_load_seg): Search all segments to find the first
5572 * options.h (rosegment): New.
5574 2010-09-08 Rafael Espindola <espindola@google.com>
5576 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
5578 2010-09-08 Doug Kwan <dougkwan@google.com>
5580 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
5581 (Arm_relobj::do_relocate_sections): Add new parameter for output
5582 file to match the parent.
5583 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
5584 of local symbols instead of input values. Update code to track
5585 changes in gold::relocate_section.
5586 * object.cc (Sized_relobj::compute_final_local_value): New methods.
5587 (Sized_relobj::compute_final_local_value_internal): New methods.
5588 (Sized_relobj::do_finalize_local_symbols): Move code from loop
5589 body into private version of Sized_relobj::compute_final_local_value.
5590 Call the inline method.
5591 * object.h (Symbol_value::Symbol_value): Define destructor. Free
5592 merged symbol value if there is one.
5593 (Symbol_value::has_output_value): New method defintiion.
5594 (Sized_relobj::Compute_final_local_value_status): New enum type.
5595 (Sized_relobj::compute_final_local_value): New methods.
5596 (Sized_relobj::compute_final_local_value_internal): New methods.
5597 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
5598 and arm_cortex_a8.sh.
5599 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
5600 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
5602 * Makefile.in: Regenerate.
5603 * testsuite/arm_bl_out_of_range.s: Update test.
5604 * testsuite/thumb_bl_out_of_range.s: Ditto.
5605 * testsuite/thumb_blx_out_of_range.s: Ditto.
5606 * testsuite/arm_branch_out_of_range.sh: New file.
5607 * testsuite/arm_cortex_a8.sh: Ditto.
5608 * testsuite/arm_cortex_a8_b.s: Ditto.
5609 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
5610 * testsuite/arm_cortex_a8_b_local.s: Ditto.
5611 * testsuite/arm_cortex_a8_bl.s: Ditto.
5612 * testsuite/arm_cortex_a8_blx.s: Ditto.
5613 * testsuite/arm_cortex_a8_local.s: Ditto.
5614 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
5615 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
5617 2010-09-08 Rafael Espindola <espindola@google.com>
5619 * Makefile.am (memory_test.stdout): Run readelf with -W.
5620 * Makefile.in: Regenerate.
5621 * testsuite/memory_test.sh: Make the regexps accept both 32 and
5624 2010-09-08 Rafael Espindola <espindola@google.com>
5626 * script-sections.cc (Script_sections::add_memory_region): Convert
5627 field precision to int.
5628 * script.cc (script_set_section_region, script_set_section_region):
5629 Convert field precision to int.
5631 2010-09-08 Rafael Espindola <espindola@google.com>
5633 * arm.cc (do_finalize_sections): Create the __exidx_start and
5634 __exdix_end symbols even when the section is missing.
5636 2010-09-08 Nick Clifton <nickc@redhat.com>
5638 * README: Remove claim that MEMORY is not supported.
5639 * expression.cc (script_exp_function_origin)
5640 (script_exp_function_length): Move from here to ...
5641 * script.cc: ... here.
5642 (script_set_section_region, script_add_memory)
5643 (script_parse_memory_attr, script_include_directive): New
5645 * script-sections.cc
5646 (class Memory_region): New class.
5647 (class Output_section_definition): Add set_memory_region,
5648 set_section_vma, set_section_lma and get_section_name methods.
5649 (class Script_Sections): Add add_memory_region,
5650 find_memory_region, find_memory_region_origin,
5651 find_memory_region_length and set_memory_region methods.
5652 Have set_section_addresses method walk the list of set memory
5654 Extend the print methos to display memory regions.
5655 * script-sections.h: Add prototypes for new methods.
5656 Add enum for MEMORY region attributes.
5657 * yyscript.y: Add support for parsing MEMORY regions.
5658 * script-c.h: Add prototypes for new functions.
5659 * testsuite/Makefile.am: Add test of MEMORY region functionality.
5660 * testsuite/Makefile.in: Regenerate.
5661 * testsuite/memory_test.sh: New script.
5662 * testsuite/memory_test.s: New assembler source file.
5663 * testsuite/memory_test.t: New linker script.
5665 2010-08-27 Doug Kwan <dougkwan@google.com>
5667 * gold/resolve.cc (Symbol_table::should_override): Let a weak
5668 reference override an existing dynamic weak reference.
5669 * testsuite/Makefile.am: Add new test dyn_weak_ref.
5670 * testsuite/Makefile.in: Regenerate.
5671 * testsuite/dyn_weak_ref.sh: New file.
5672 * testsuite/dyn_weak_ref_1.c: Ditto.
5673 * testsuite/dyn_weak_ref_2.c: Ditto.
5675 2010-08-27 Ian Lance Taylor <iant@google.com>
5677 * incremental.h (class Incremental_input_entry): Add virtual
5680 2010-08-27 Ian Lance Taylor <iant@google.com>
5682 * testsuite/start_lib_test_3.c: Mark t3 as used.
5684 2010-08-27 Nick Clifton <nickc@redhat.com>
5686 * options.cc (version_script): Fix small typo in previous
5689 2010-08-25 Nick Clifton <nickc@redhat.com>
5691 * archive.cc: Formatting fixes: Remove whitespace between
5692 typename and following asterisk. Remove whitespace between
5693 function name and opening parenthesis.
5694 * archive.h: Likewise.
5696 * attributes.cc: Likewise.
5697 * attributes.h: Likewise.
5698 * common.cc: Likewise.
5699 * copy-relocs.cc: Likewise.
5700 * dirsearch.h: Likewise.
5701 * dynobj.cc: Likewise.
5702 * ehframe.cc: Likewise.
5703 * ehframe.h: Likewise.
5704 * expression.cc: Likewise.
5705 * fileread.cc: Likewise.
5706 * fileread.h: Likewise.
5708 * gold-threads.cc: Likewise.
5709 * gold.cc: Likewise.
5710 * i386.cc: Likewise.
5712 * incremental-dump.cc: Likewise.
5713 * incremental.cc: Likewise.
5714 * layout.cc: Likewise.
5715 * layout.h: Likewise.
5716 * main.cc: Likewise.
5717 * merge.cc: Likewise.
5718 * merge.h: Likewise.
5719 * object.cc: Likewise.
5720 * object.h: Likewise.
5721 * options.cc: Likewise.
5722 * options.h: Likewise.
5723 * output.cc: Likewise.
5724 * output.h: Likewise.
5725 * plugin.cc: Likewise.
5726 * plugin.h: Likewise.
5727 * powerpc.cc: Likewise.
5728 * reloc.cc: Likewise.
5729 * script-c.h: Likewise.
5730 * script-sections.cc: Likewise.
5731 * script.cc: Likewise.
5732 * stringpool.cc: Likewise.
5733 * symtab.cc: Likewise.
5734 * symtab.h: Likewise.
5735 * target.cc: Likewise.
5736 * timer.cc: Likewise.
5737 * timer.h: Likewise.
5738 * version.cc: Likewise.
5739 * x86_64.cc: Likewise.
5741 2010-08-24 Nick Clifton <nickc@redhat.com>
5744 * layout.cc (segment_precedes): Sort segments by their physical
5745 addresses, if they have been set.
5747 2010-08-23 Cary Coutant <ccoutant@google.com>
5749 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
5751 (Lib_group::include_member): Unlock object after deleting its
5753 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
5756 2010-08-19 Neil Vachharajani <nvachhar@google.com>
5757 Cary Coutant <ccoutant@google.com>
5759 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
5760 constructor, and set_blocker.
5761 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
5763 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
5764 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
5765 * testsuite/Makefile.am (start_lib_test): New test case.
5766 * testsuite/Makefile.in: Regenerate.
5767 * testsuite/start_lib_test_main.c: New file.
5768 * testsuite/start_lib_test_1.c: New file.
5769 * testsuite/start_lib_test_2.c: New file.
5770 * testsuite/start_lib_test_3.c: New file.
5772 2010-08-19 Ian Lance Taylor <iant@google.com>
5774 * Makefile.in: Rebuild with automake 1.11.1.
5775 * aclocal.m4: Likewise.
5776 * testsuite/Makefile.in: Likewise.
5778 2010-08-19 Ian Lance Taylor <iant@google.com>
5781 * i386.cc (class Output_data_plt_i386): Update declarations.
5782 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
5783 local_ifuncs_ fields.
5784 (Target_i386::do_plt_section_for_global): New function.
5785 (Target_i386::do_plt_section_for_local): New function.
5786 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
5787 parameter; change all callers. Initialize global_ifuncs_ and
5788 local_ifuncs_. If doing a static link define __rel_iplt_start and
5790 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
5791 (Output_data_plt_i386::add_local_ifunc_entry): New function.
5792 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
5794 (Target_i386::make_plt_section): New function, broken out of
5795 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
5796 (Target_i386::make_plt_entry): Call make_plt_section.
5797 (Target_i386::make_local_ifunc_plt_entry): New function.
5798 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
5799 (Target_i386::Scan::local): Handle IFUNC symbols. Add
5800 R_386_IRELATIVE to switch.
5801 (Target_i386::Scan::global): Likewise.
5802 (Target_i386::Relocate::relocate): Likewise.
5803 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
5805 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
5806 (Target_x86_64::do_plt_section_for_global): New function.
5807 (Target_x86_64::do_plt_section_for_local): New function.
5808 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
5809 parameter; change all callers. If doing a static link define
5810 __rela_iplt_start and __rela_iplt_end.
5811 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
5812 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
5813 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
5815 (Target_x86_64::make_local_ifunc_plt_entry): New function.
5816 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
5818 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
5819 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
5820 R_X86_64_IRELATIVE to switch.
5821 (Target_x86_64::Scan::global): Likewise.
5822 (Target_x86_64::Relocate::relocate): Likewise.
5823 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
5825 * target.h (class Target): Add plt_section_for_global and
5826 plt_section_for_local functions. Add do_plt_section_for_global
5827 and do_plt_section_for_local virtual functions.
5828 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
5829 clarifying comments.
5830 (Symbol::use_plt_offset): Handle IFUNC symbol.
5831 * object.cc (Sized_relobj::Sized_relobj): Initialize
5833 (Sized_relobj::local_has_plt_offset): New function.
5834 (Sized_relobj::local_plt_offset): New function.
5835 (Sized_relobj::set_local_plt_offset): New function.
5836 (Sized_relobj::do_count): Handle IFUNC symbol.
5837 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
5838 a bit away from input_shndx_ field. Add set_is_func_symbol and
5839 is_ifunc_symbol functions.
5840 (class Sized_relobj): Update declarations. Remove Tls_got_entry
5841 and Local_tls_got_offsets. Define Local_plt_offsets. Add
5842 local_plt_offsets_ field.
5843 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
5844 * output.h (class Output_section_data): Add non-const
5845 output_section function.
5846 (class Output_data_got): Update declarations.
5847 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
5848 Add use_plt_offset parameter to global and local constructors.
5849 Change all callers. Change local_sym_index_ field to 31 bits.
5850 Change GSYM_CODE and CONSTANT_CODE accordingly.
5851 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
5852 doing a static link don't set sh_link field.
5853 (Output_data_got::Got_entry::write): Use PLT offset if
5855 (Output_data_got::add_global_plt): New function.
5856 (Output_data_got::add_local_plt): New function.
5857 * target-reloc.h (relocate_section): Handle IFUNC symbol.
5858 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
5859 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
5860 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
5861 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
5863 * testsuite/ifunc-sel.h: New file.
5864 * testsuite/ifuncmain1.c: New file.
5865 * testsuite/ifuncmain1vis.c: New file.
5866 * testsuite/ifuncmod1.c: New file.
5867 * testsuite/ifuncdep2.c: New file.
5868 * testsuite/ifuncmain2.c: New file.
5869 * testsuite/ifuncmain3.c: New file.
5870 * testsuite/ifuncmod3.c: New file.
5871 * testsuite/ifuncmain4.c: New file.
5872 * testsuite/ifuncmain5.c: New file.
5873 * testsuite/ifuncmod5.c: New file.
5874 * testsuite/ifuncmain6pie.c: New file.
5875 * testsuite/ifuncmod6.c: New file.
5876 * testsuite/ifuncmain7.c: New file.
5877 * configure, testsuite/Makefile.in: Rebuild.
5879 2010-08-18 Ian Lance Taylor <iant@google.com>
5882 (Output_section_incremental_inputs::write_input_files): Add cast
5883 to avoid signed/unsigned comparison warning.
5884 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5886 2010-08-12 Cary Coutant <ccoutant@google.com>
5888 * common.cc (Sort_commons::operator()): Remove unnecessary code.
5890 2010-08-13 Ian Lance Taylor <iant@google.com>
5892 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
5894 2010-08-12 Cary Coutant <ccoutant@google.com>
5895 Doug Kwan <dougkwan@google.com>
5897 * resolve.cc (Symbol_table::should_override): When a weak dynamic
5898 defintion overrides non-weak undef, remember that the original undef
5900 * symtab.cc (Symbol_table::sized_write_global): For undef without
5901 an original weak binding, set binding to global in output.
5902 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
5903 * testsuite/Makefile.in: Regenerate.
5904 * testsuite/strong_ref_weak_def.sh: New file.
5905 * testsuite/strong_ref_weak_def_1.c: Ditto.
5906 * testsuite/strong_ref_weak_def_2.c: Ditto.
5908 2010-08-12 Cary Coutant <ccoutant@google.com>
5910 * testsuite/incremental_test.sh: Rewrite.
5911 * testsuite/incremental_test_1.c: Rewrite.
5912 * testsuite/incremental_test_2.c: Rewrite.
5914 2010-08-12 Cary Coutant <ccoutant@google.com>
5916 * arm.cc (Target_arm::got_size): Add const.
5917 (Target_arm::got_entry_count): New function.
5918 (Target_arm::plt_entry_count): New function.
5919 (Target_arm::first_plt_entry_offset): New function.
5920 (Target_arm::plt_entry_size): New function.
5921 (Output_data_plt_arm::entry_count): New function.
5922 (Output_data_plt_arm::first_plt_entry_offset): New function.
5923 (Output_data_plt_arm::get_plt_entry_size): New function.
5924 * i386.cc (Target_i386::got_size): Add const.
5925 (Target_i386::got_entry_count): New function.
5926 (Target_i386::plt_entry_count): New function.
5927 (Target_i386::first_plt_entry_offset): New function.
5928 (Target_i386::plt_entry_size): New function.
5929 (Output_data_plt_i386::entry_count): New function.
5930 (Output_data_plt_i386::first_plt_entry_offset): New function.
5931 (Output_data_plt_i386::get_plt_entry_size): New function.
5932 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
5933 find_incremental_inputs_sections. Dump incremental_got_plt section.
5934 * incremental.cc: Include target.h.
5935 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
5936 parameter. Adjust all callers. Find incremental_got_plt section.
5937 (Incremental_inputs::create_data_sections): Create incremental_got_plt
5939 (Output_section_incremental_inputs::set_final_data_size): Calculate
5940 size of incremental_got_plt section.
5941 (Output_section_incremental_inputs::do_write): Write the
5942 incremental_got_plt section.
5943 (Got_plt_view_info): New struct.
5944 (Local_got_offset_visitor): New class.
5945 (Global_got_offset_visitor): New class.
5946 (Global_symbol_visitor_got_plt): New class.
5947 (Output_section_incremental_inputs::write_got_plt): New function.
5948 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
5949 Add parameter. Adjust all callers.
5950 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5951 (Incremental_inputs::got_plt_section): New function.
5952 (Incremental_inputs::got_plt_section_): New data member.
5953 (Incremental_got_plt_reader): New class.
5954 * layout.cc (Layout::create_incremental_info_sections): Add the
5955 incremental_got_plt section.
5956 * object.h (Got_offset_list::get_list): New function.
5957 (Got offset_list::for_all_got_offsets): New function.
5958 (Sized_relobj::local_got_offset_list): New function.
5959 * powerpc.cc (Target_powerpc::got_size): Add const.
5960 (Target_powerpc::got_entry_count): New function.
5961 (Target_powerpc::plt_entry_count): New function.
5962 (Target_powerpc::first_plt_entry_offset): New function.
5963 (Target_powerpc::plt_entry_size): New function.
5964 (Output_data_plt_powerpc::entry_count): New function.
5965 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
5966 (Output_data_plt_powerpc::get_plt_entry_size): New function.
5967 * sparc.cc (Target_sparc::got_size): Add const.
5968 (Target_sparc::got_entry_count): New function.
5969 (Target_sparc::plt_entry_count): New function.
5970 (Target_sparc::first_plt_entry_offset): New function.
5971 (Target_sparc::plt_entry_size): New function.
5972 (Output_data_plt_sparc::entry_count): New function.
5973 (Output_data_plt_sparc::first_plt_entry_offset): New function.
5974 (Output_data_plt_sparc::get_plt_entry_size): New function.
5975 * symtab.h (Symbol::got_offset_list): New function.
5976 (Symbol_table::for_all_symbols): New function.
5977 * target.h (Sized_target::got_entry_count): New function.
5978 (Sized_target::plt_entry_count): New function.
5979 (Sized_target::plt_entry_size): New function.
5980 * x86_64.cc (Target_x86_64::got_size): Add const.
5981 (Target_x86_64::got_entry_count): New function.
5982 (Target_x86_64::plt_entry_count): New function.
5983 (Target_x86_64::first_plt_entry_offset): New function.
5984 (Target_x86_64::plt_entry_size): New function.
5985 (Output_data_plt_x86_64::entry_count): New function.
5986 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
5987 (Output_data_plt_x86_64::get_plt_entry_size): New function.
5989 2010-08-12 Cary Coutant <ccoutant@google.com>
5991 * archive.cc: Include incremental.h.
5992 (Archive::Archive): Initialize incremental_info_.
5993 (Archive::include_member): Record archive members in incremental info.
5994 (Add_archive_symbols::run): Record begin and end of an archive in
5996 (Lib_group::include_member): Record objects in incremental info.
5997 * archive.h (Incremental_archive_entry): Forward declaration.
5998 (Archive::set_incremental_info): New member function.
5999 (Archive::incremental_info): New member function.
6000 (Archive::Unused_symbol_iterator): New class.
6001 (Archive::unused_symbols_begin): New member function.
6002 (Archive::unused_symbols_end): New member function.
6003 (Archive::incremental_info_): New data member.
6004 * incremental-dump.cc (find_input_containing_global): New function.
6005 (dump_incremental_inputs): Dump new incremental info sections.
6006 * incremental.cc: Include symtab.h.
6007 (Output_section_incremental_inputs): New class.
6008 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
6009 new incremental info sections.
6010 (Sized_incremental_binary::do_check_inputs): Likewise.
6011 (Incremental_inputs::report_archive): Remove.
6012 (Incremental_inputs::report_archive_begin): New function.
6013 (Incremental_inputs::report_archive_end): New function.
6014 (Incremental_inputs::report_object): New function.
6015 (Incremental_inputs::finalize_inputs): Remove.
6016 (Incremental_inputs::report_input_section): New function.
6017 (Incremental_inputs::report_script): Rewrite.
6018 (Incremental_inputs::finalize): Do nothing but finalize string table.
6019 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
6020 (Incremental_inputs::sized_create_inputs_section_data): Remove.
6021 (Incremental_inputs::create_data_sections): New function.
6022 (Incremental_inputs::relocs_entsize): New function.
6023 (Output_section_incremental_inputs::set_final_data_size): New function.
6024 (Output_section_incremental_inputs::do_write): New function.
6025 (Output_section_incremental_inputs::write_header): New function.
6026 (Output_section_incremental_inputs::write_input_files): New function.
6027 (Output_section_incremental_inputs::write_info_blocks): New function.
6028 (Output_section_incremental_inputs::write_symtab): New function.
6029 * incremental.h (Incremental_script_entry): Forward declaration.
6030 (Incremental_object_entry): Forward declaration.
6031 (Incremental_archive_entry): Forward declaration.
6032 (Incremental_inputs): Forward declaration.
6033 (Incremental_inputs_header_data): Remove.
6034 (Incremental_inputs_header): Remove.
6035 (Incremental_inputs_header_write): Remove.
6036 (Incremental_inputs_entry_data): Remove.
6037 (Incremental_inputs_entry): Remove.
6038 (Incremental_inputs_entry_write): Remove.
6039 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
6040 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
6041 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
6042 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
6044 (Incremental_input_entry): New class.
6045 (Incremental_script_entry): New class.
6046 (Incremental_object_entry): New class.
6047 (Incremental_archive_entry): New class.
6048 (Incremental_inputs::Incremental_inputs): Initialize new data members.
6049 (Incremental_inputs::report_inputs): Remove.
6050 (Incremental_inputs::report_archive): Remove.
6051 (Incremental_inputs::report_archive_begin): New function.
6052 (Incremental_inputs::report_archive_end): New function.
6053 (Incremental_inputs::report_object): Change prototype.
6054 (Incremental_inputs::report_input_section): New function.
6055 (Incremental_inputs::report_script): Change prototype.
6056 (Incremental_inputs::get_reloc_count): New function.
6057 (Incremental_inputs::set_reloc_count): New function.
6058 (Incremental_inputs::create_data_sections): New function.
6059 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
6060 (Incremental_inputs::inputs_section): New function.
6061 (Incremental_inputs::symtab_section): New function.
6062 (Incremental_inputs::relocs_section): New function.
6063 (Incremental_inputs::get_stringpool): Add const.
6064 (Incremental_inputs::command_line): Add const.
6065 (Incremental_inputs::inputs): Remove.
6066 (Incremental_inputs::command_line_key): New function.
6067 (Incremental_inputs::input_file_count): New function.
6068 (Incremental_inputs::input_files): New function.
6069 (Incremental_inputs::relocs_entsize): New function.
6070 (Incremental_inputs::sized_create_inputs_section_data): Remove.
6071 (Incremental_inputs::finalize_inputs): Remove.
6072 (Incremental_inputs::Input_info): Remove.
6073 (Incremental_inputs::lock_): Remove.
6074 (Incremental_inputs::inputs_): Change type.
6075 (Incremental_inputs::inputs_map_): Remove.
6076 (Incremental_inputs::current_object_entry_): New data member.
6077 (Incremental_inputs::inputs_section_): New data member.
6078 (Incremental_inputs::symtab_section_): New data member.
6079 (Incremental_inputs::relocs_section_): New data member.
6080 (Incremental_inputs::reloc_count_): New data member.
6081 (Incremental_inputs_reader): New class.
6082 (Incremental_symtab_reader): New class.
6083 (Incremental_relocs_reader): New class.
6084 * layout.cc (Layout::finalize): Move finalization of incremental info
6085 and creation of incremental info sections to follow finalization of
6086 symbol table. Set offsets for postprocessing sections.
6087 (Layout::create_incremental_info_sections): Call
6088 Incremental_inputs::create_data_sections. Add incremental symtab
6089 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
6090 sections to layout after input sections.
6091 * layout.h (struct Timespec): Forward declaration.
6092 (Layout::incremental_inputs): Add const.
6093 (Layout::create_incremental_info_sections): Add parameter.
6094 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
6095 * object.cc: Include incremental.h.
6096 (Relobj::finalize_incremental_relocs): New function.
6097 (Sized_relobj::do_layout): Record input sections in incremental info.
6098 * object.h (Object::output_section): New function.
6099 (Object::output_section_offset): Moved from Relobj.
6100 (Object::get_incremental_reloc_base): New function.
6101 (Object::get_incremental_reloc_count): New function.
6102 (Object::do_output_section): New function.
6103 (Object::do_output_section_offset): Moved from Relobj.
6104 (Object::do_get_incremental_reloc_base): New function.
6105 (Object::do_get_incremental_reloc_count): New function.
6106 (Object::Object): Initialize new data members.
6107 (Relobj::output_section): Renamed do_output_section and moved to
6109 (Relobj::output_section_offset): Moved to Object.
6110 (Relobj::do_get_incremental_reloc_base): New function.
6111 (Relobj::do_get_incremental_reloc_count): New function.
6112 (Relobj::allocate_incremental_reloc_counts): New function.
6113 (Relobj::count_incremental_reloc): New function.
6114 (Relobj::finalize_incremental_relocs): New function.
6115 (Relobj::next_incremental_reloc_index): New function.
6116 (Relobj::reloc_counts_): New data member.
6117 (Relobj::reloc_bases_): New data member.
6118 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
6119 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
6120 (Sized_relobj::incremental_relocs_scan): New function.
6121 (Sized_relobj::incremental_relocs_scan_reltype): New function.
6122 (Sized_relobj::incremental_relocs_write): New function.
6123 (Sized_relobj::incremental_relocs_write_reltype): New function.
6124 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
6126 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
6127 archives and object files elsewhere.
6128 (Add_symbols::run): Report object files here.
6129 (Finish_group::run): Report end of archive at end of group.
6130 * reloc.cc: Include layout.h, incremental.h.
6131 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
6132 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
6133 (Sized_relobj::incremental_relocs_scan): New function.
6134 (Sized_relobj::incremental_relocs_scan_reltype): New function.
6135 (Sized_relobj::do_relocate_sections): Write incremental relocations.
6136 (Sized_relobj::incremental_relocs_write): New function.
6137 (Sized_relobj::incremental_relocs_write_reltype): New function.
6138 * script.cc (read_input_script): Rewrite test for incremental link.
6139 Change call to Incremental_inputs::report_script.
6140 * symtab.h (Symbol_table::first_global_index): New function.
6141 (Symbol_table::output_count): New function.
6143 2010-08-12 Doug Kwan <dougkwan@google.com>
6145 * arm.cc (Target_arm::merge_object_attributes): Check command line
6146 options --no-wchar-size-warning and --no-enum-size-warning.
6147 * options.h (General_options): Add ld-compatible options
6148 --no-enum-size-warning and --no-wchar-size-warning.
6150 2010-08-04 Ian Lance Taylor <iant@google.com>
6152 * x86_64.cc (Target_x86_64::Scan::local): Use
6153 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
6154 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
6155 (Target_x86_64::Scan::global): Likewise.
6156 (Target_x86_64::Relocate::relocate): Likewise.
6157 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
6160 2010-08-03 Cary Coutant <ccoutant@google.com>
6162 * merge.cc (Output_merge_string::do_add_input_section): Count strings
6163 to reserve space in merged_strings vector. Keep total input size
6165 (Output_merge_string::do_print_merge_stats): Print total input size.
6166 * merge.h (Output_merge_string): Add input_size_ field.
6167 * stringpool.cc (Stringpool_template::string_length): Move
6168 implementations out of Stringpool_template class and place in
6170 * stringpool.h (string_length): Move out of Stringpool_template.
6172 2010-08-03 Ian Lance Taylor <iant@google.com>
6175 * layout.cc (relaxation_loop_body): If address of load segment is
6176 set, adjust address to include headers if possible.
6178 2010-08-03 Ian Lance Taylor <iant@google.com>
6180 * version.cc (version_string): Bump to 1.10.
6182 2010-08-03 Ian Lance Taylor <iant@google.com>
6185 * layout.h (enum Output_section_order): Define.
6186 (class Layout): Update declarations.
6187 * layout.cc (Layout::get_output_section): Add order parameter.
6188 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
6189 is_first_non_relro parameters. Change all callers.
6190 (Layout::choose_output_section): Likewise.
6191 (Layout::add_output_section_data): Likewise.
6192 (Layout::make_output_section): Likewise. Set order.
6193 (Layout::default_section_order): New function.
6194 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
6195 * output.cc (Output_section::Output_section): Initialize order_.
6196 Don't initialize deleted fields.
6197 (Output_segment::Output_segment): Don't initialize deleted
6199 (Output_segment::add_output_section_to_load): New function
6200 replacing add_output_section. Change all callers to call this or
6201 add_output_section_to_nonload.
6202 (Output_segment::add_output_section_to_nonload): New function.
6203 (Output_segment::remove_output_section): Rewrite.
6204 (Output_segment::add_initial_output_data): Likewise.
6205 (Output_segment::has_any_data_sections): Likewise.
6206 (Output_segment::is_first_section_relro): Likewise.
6207 (Output_segment::maximum_alignment): Likewise.
6208 (Output_segment::has_dynamic_reloc): New function replacing
6209 dynamic_reloc_count. Change all callers.
6210 (Output_segment::has_dynamic_reloc_list): New function replacing
6211 dynamic_reloc_count_list. Change all callers.
6212 (Output_segment::set_section_addresses): Rewrite.
6213 (Output_segment::set_offset): Rewrite.
6214 (Output_segment::find_first_and_last_list): Remove.
6215 (Output_segment::set_tls_offsets): Rewrite.
6216 (Output_segment::first_section_load_address): Likewise.
6217 (Output_segment::output_section_count): Likewise.
6218 (Output_segment::section_with_lowest_load_address): Likewise.
6219 (Output_segment::write_section_headers): Likewise.
6220 (Output_segment::print_sections_to_map): Likewise.
6221 * output.h (class Output_data): Remove dynamic_reloc_count_
6222 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
6223 (Output_data::add_dynamic_reloc): Rewrite.
6224 (Output_data::has_dynamic_reloc): New function.
6225 (Output_data::dynamic_reloc_count): Remove.
6226 (class Output_section): Add order_ field. Remvoe is_relro_local_,
6227 is_last_relro_, is_first_non_relro_, is_interp_,
6228 is_dynamic_linker_section_ fields. Add order and set_order
6229 functions. Remove is_relro_local, set_is_relro_local,
6230 is_last_relro, set_is_last_relro, is_first_non_relro,
6231 set_is_first_non_relro functions, is_interp, set_is_interp,
6232 is_dynamic_linker_section, and set_is_dynamic_linker_section
6234 (class Output_segment): Change Output_data_list from std::list to
6235 std:;vector. Add output_lists_ field. Remove output_data_ and
6236 output_bss_ fields. Update declarations.
6238 2010-08-02 Ian Lance Taylor <iant@google.com>
6240 * arm.cc (Target_arm::gc_process_relocs): Use typename.
6241 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
6242 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
6244 2010-08-02 Ian Lance Taylor <iant@google.com>
6247 * script.cc (Script_options::Script_options): Initialize
6248 symbol_definitions_ and symbol_references_.
6249 (Script_options::add_symbol_assignment): Update
6250 symbol_definitions_ and symbol_references_.
6251 (Script_options::add_symbol_reference): New function.
6252 (script_symbol): New function.
6253 * script.h (class Script_options): Add symbol_definitions_ and
6254 symbol_references_ fields.
6255 (Script_options::referenced_const_iterator): New type.
6256 (Script_options::referenced_begin): New function.
6257 (Script_options::referenced_end): New function.
6258 (Script_options::is_referenced): New function.
6259 (Script_options::any_unreferenced): New function.
6260 * script-c.h (script_symbol): Declare.
6261 * yyscript.y (exp): Call script_symbol.
6262 * symtab.cc: Include "script.h".
6263 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
6264 Change all callers. Check symbols referenced by scripts.
6265 (Symbol_table::add_undefined_symbols_from_command_line): Add
6266 layout parameter. Change all callers.
6267 (Symbol_table::do_add_undefined_symbols_from_command_line):
6268 Likewise. Break out loop body. Check symbols referenced by
6270 (Symbol_table::add_undefined_symbol_from_command_line): New
6271 function broken out of
6272 do_add_undefined_symbols_from_command_line.
6273 * symtab.h (class Symbol_table): Update declarations.
6274 * archive.cc: Include "layout.h".
6275 (Archive::should_include_member): Add layout parameter. Change
6276 all callers. Check for symbol mentioned in expression.
6277 * archive.h (class Archive): Update declaration.
6278 * object.cc (Sized_relobj::do_should_include_member): Add layout
6280 * object.h (Object::should_include_member): Add layout parameter.
6282 (Object::do_should_include_member): Add layout parameter.
6283 (class Sized_relobj): Update declaration.
6284 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
6286 * dynobj.h (class Sized_dynobj): Update declaration.
6287 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
6289 * plugin.h (class Sized_pluginobj): Update declaration.
6291 2010-08-02 Ian Lance Taylor <iant@google.com>
6294 * output.cc (Output_segment::set_offset): Search for the first and
6295 last sections rather than assuming that the list is in order.
6296 (Output_segment::find_first_and_last_list): New function.
6297 * output.h (class Output_segment): Update declarations.
6298 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
6299 (relro_strip_test_SOURCES): New variable.
6300 (relro_strip_test_DEPENDENCIES): New variable.
6301 (relro_strip_test_LDFLAGS): New variable.
6302 (relro_strip_test_LDADD): New variable.
6303 (relro_strip_test.so): New target.
6305 2010-08-02 Ian Lance Taylor <iant@google.com>
6307 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
6308 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
6309 (Target_i386::got_tlsdesc_section): New function.
6310 (Target_i386::got_section): Create space for GOT entries for
6311 TLSDESC relocations.
6312 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
6314 (Target_i386::Scan::global): Likewise.
6315 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
6317 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
6318 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
6319 (Target_x86_64::got_tlsdesc_section): New function.
6320 (Target_x86_64::got_section): Create space for GOT entries for
6321 TLSDESC relocations.
6322 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
6324 (Target_x86_64::Scan::global): Likewise.
6325 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
6328 2010-08-02 Ian Lance Taylor <iant@google.com>
6330 * testsuite/final_layout.sh: Use dc to convert from hex to
6333 2010-07-29 Sriraman Tallam <tmsriram@google.com>
6335 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
6336 paramter to the call to gold::gc_process_relocs.
6337 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
6338 paramter to the call to gold::gc_process_relocs.
6339 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
6340 parameter to the call to gold::gc_process_relocs.
6341 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
6342 template parameter to the call to gold::gc_process_relocs.
6343 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
6344 paramter to the call to gold::gc_process_relocs.
6345 * gc.h (get_embedded_addend_size): New function.
6346 (gc_process_relocs): Save the size of the reloc for use by ICF.
6347 * icf.cc (get_section_contents): Get the addend from the text section
6348 for SHT_REL relocation sections.
6349 * icf.h (Icf::Reloc_addend_size_info): New typedef.
6350 (Icf::Reloc_info): Add new member reloc_addend_size_info.
6351 * int_encoding.h (read_from_pointer): New overloaded function.
6352 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
6353 * testsuite/icf_sht_rel_addend_test.sh: New file.
6354 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
6355 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
6357 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6359 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
6360 * Makefile.in: Regenerate.
6361 * testsuite/Makefile.in: Regenerate.
6363 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
6365 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
6366 * gold/testsuite/debug_msg.cc: Likewise.
6367 * gold/testsuite/odr_violation1.cc
6368 * gold/testsuite/odr_violation2.cc
6370 2010-07-21 Cary Coutant <ccoutant@google.com>
6372 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
6373 string, and length fields.
6374 (Output_merge_string::Merged_strings_list): New type.
6375 (Output_merge_string::Merged_strings_lists): New typedef.
6376 (Output_merge_string): Replace merged_strings_ with
6377 merged_strings_lists_.
6378 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
6379 Merged_strings_list per input object and section. Don't store pointer
6380 to the string. Don't store length with each merged string entry.
6381 (Output_merge_string::finalize_merged_data): Loop over list of merged
6382 strings lists. Recompute length of each merged string.
6384 2010-07-15 Cary Coutant <ccoutant@google.com>
6386 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
6389 2010-07-14 Ian Lance Taylor <iant@google.com>
6391 * descriptors.cc (Descriptors::open): Report correct name in error
6394 2010-07-13 Doug Kwan <dougkwan@google.com>
6396 * arm.cc (Arm_input_section::Arm_input_section): For a
6397 SHT_ARM_EXIDX section, always keeps the input sections.
6398 (Arm_input_section::set_exidx_section_link): New method.
6399 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
6400 has_errors_ to false.
6401 (Arm_exidx_input_section::has_errors,
6402 Arm_exidx_input_section::set_has_errors): New methods.
6403 (Arm_exidx_input_section::has_errors_): New data member.
6404 (Arm_relobj::get_exidx_shndx_list): New method.
6405 (Arm_output_section::append_text_sections_to_list): Do not skip
6406 section without SHF_EXECINSTR.
6407 (Arm_output_section::fix_exidx_coverage): Skip input sections with
6409 (Arm_relobj::make_exidx_input_section): Add new parameter for text
6410 section header. Make error messages more verbose. Check for
6411 a non-executable section linked to an EXIDX section.
6412 (Arm_relobj::do_read_symbols): Remove error checking, which has been
6413 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
6414 check that there is no deferred EXIDX section if we exit early.
6415 Instead of not making an EXIDX section in case of an error, make one
6416 and set the has_errors flag of it.
6417 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
6418 in a relocatable link.
6419 (Target_arm::do_relax): Look for the EXIDX output section instead of
6420 assuming that it is called .ARM.exidx.
6421 (Target_arm::fix_exidx_coverage): Add a new parameter for input
6422 section list. Do not check for SHF_EXECINSTR section flags but
6423 skip any input section with errors.
6424 * output.cc (Output_section::Output_section): Initialize
6425 always_keeps_input_sections_ to false.
6426 (Output_section::add_input_section): Check for
6427 always_keeps_input_sections_.
6428 * output.h (Output_section::always_keeps_input_sections,
6429 Output_section::set_always_keeps_input_sections): New methods.
6430 (Output_section::always_keeps_input_sections): New data member.
6432 2010-07-13 Rafael Espindola <espindola@google.com>
6434 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
6435 * fileread.h (Input_file): Add try_extra_search_path and find_file.
6437 2010-07-13 Philip Herron <herron.philip@googlemail.com>
6438 Ian Lance Taylor <iant@google.com>
6440 * output.h (Output_section_lookup_maps::add_merge_section):
6441 Correct check of whether value was inserted.
6442 (Output_section_lookup_maps::add_merge_input_section): Likewise.
6443 (Output_section_lookup_maps::add_relaxed_input_section):
6445 * arm.cc (Target_arm::got_section): Remove used local os.
6446 * i386.cc (Target_i386::got_section): Likewise.
6447 * x86_64.cc (Target_x86_64::got_section): Likewise.
6448 * sparc.cc (Target_sparc::got_section): Likewise.
6449 (Target_sparc::relocate): Remove unused local have_got_offset.
6450 * powerpc.cc (Target_powerpc::relocate): Likewise.
6452 2010-07-13 Ian Lance Taylor <iant@google.com>
6454 * compressed_output.cc (zlib_decompress): Fix signature in
6457 * archive.cc (Archive::include_member): Unlock an external member
6458 of a thin archive. Don't bother to delete an object we know is
6461 2010-07-12 Cary Coutant <ccoutant@google.com>
6463 * compressed_output.cc (zlib_decompress): New function.
6464 (get_uncompressed_size): New function.
6465 (decompress_input_section): New function.
6466 * compressed_output.h (get_uncompressed_size): New function.
6467 (decompress_input_section): New function.
6468 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
6469 Handle compressed debug sections.
6470 * layout.cc (is_compressed_debug_section): New function.
6471 (Layout::output_section_name): Map compressed section names to
6473 * layout.h (is_compressed_debug_section): New function.
6474 (is_debug_info_section): Recognize compressed debug sections.
6475 * merge.cc: Include compressed_output.h.
6476 (Output_merge_data::do_add_input_section): Handle compressed
6478 (Output_merge_string::do_add_input_section): Handle compressed
6480 * object.cc: Include compressed_output.h.
6481 (Sized_relobj::Sized_relobj): Initialize new data members.
6482 (build_compressed_section_map): New function.
6483 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
6484 * object.h (Object::section_is_compressed): New method.
6485 (Object::do_section_is_compressed): New method.
6486 (Sized_relobj::Compressed_section_map): New type.
6487 (Sized_relobj::do_section_is_compressed): New method.
6488 (Sized_relobj::compressed_sections_): New data member.
6489 * output.cc (Output_section::add_input_section): Handle compressed
6491 * reloc.cc: Include compressed_output.h.
6492 (Sized_relobj::write_sections): Handle compressed debug sections.
6494 2010-07-08 Cary Coutant <ccoutant@google.com>
6496 * resolve.cc (Symbol_table::resolve): Remember whether undef was
6497 weak when resolving to a dynamic def.
6498 (Symbol_table::should_override): Add adjust_dyndef flag; set it
6499 for weak undef/dynamic def cases. Adjust callers.
6500 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
6501 undef_binding_weak_.
6502 (Symbol_table::sized_write_globals): Adjust symbol binding.
6503 (Symbol_table::sized_write_symbol): Add binding parameter.
6504 * symtab.h (Symbol::set_undef_binding): New method.
6505 (Symbol::is_undef_binding_weak): New method.
6506 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
6507 (Symbol_table::should_override): Add new parameter.
6508 (Symbol_table::sized_write_symbol): Add new parameter.
6510 * testsuite/weak_undef_file1.cc: Add new test case.
6511 * testsuite/weak_undef_file2.cc: Fix header comment.
6512 * testsuite/weak_undef_test.cc: Add new test case.
6514 2010-06-29 Doug Kwan <dougkwan@google.com>
6516 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
6517 Initialize USE_SYMBOL_.
6518 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
6520 (Arm_reloc_property::uses_symbol_): New data member declaration.
6521 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
6522 uses symbol value and symbol is undefined but not weakly undefined.
6524 2010-06-28 Rafael Espindola <espindola@google.com>
6526 * plugin.cc (Plugin::load): Use dlerror.
6528 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
6530 * symtab.cc (detect_odr_violations): When reporting an ODR
6531 violation, report an object where the symbol is defined.
6533 2010-06-25 Doug Kwan <dougkwan@google.com>
6535 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
6536 (Target_arm::section_may_have_icf_unsafe_pointers): New method
6538 (Target_arm::Scan::local_reloc_may_be_function_pointer,
6539 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
6540 target hook to detect function points.
6541 (Target_arm::Scan::possible_function_pointer_reloc): New method.
6542 * icf.h (Icf::check_section_for_function_pointers): Change type of
6543 parameter SECTION_NAME to const reference to std::string. Use
6544 target hook to determine if section may have unsafe pointers.
6545 * target.h (Target::section_may_have_icf_unsafe_pointers): New
6548 2010-06-21 Rafael Espindola <espindola@google.com>
6550 * fileread.cc (Input_file::find_fie): New
6551 (Input_file::open): Use Input_file::find_fie.
6552 * fileread.h (Input_file::find_fie): New
6553 * plugin.cc (set_extra_library_path): New.
6554 (Plugin::load): Add set_extra_library_path to the transfer vector.
6555 (Plugin_manager::set_extra_library_path): New.
6556 (Plugin_manager::add_input_file): Use the extra search path if set.
6557 (set_extra_library_path(): New.
6558 * plugin.h (Plugin_manager): Add set_extra_library_path and
6561 2010-06-19 Cary Coutant <ccoutant@google.com>
6563 * layout.cc (gdb_sections): Add .debug_types.
6564 (lines_only_debug_sections): Likewise.
6566 2010-06-18 Rafael Espindola <espindola@google.com>
6568 * plugin.cc (add_input_file,add_input_library)
6569 (Plugin_manager::add_input_file): Make filename arguments const.
6570 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
6573 2010-06-16 Doug Kwan <dougkwan@google.com>
6575 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
6576 .ARM.attributes section if we have not merged any input
6577 attributes sections.
6579 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6581 * arm.cc: Allow combining objects with no EABI version
6584 2010-06-15 Rafael Espindola <espindola@google.com>
6586 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
6588 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6590 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
6591 (struct iovec): Correct !HAVE_READV definition.
6593 2010-06-10 Cary Coutant <ccoutant@google.com>
6595 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
6596 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
6598 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
6601 * symtab.h (Symbol::is_placeholder): New member function.
6602 * target-reloc.h (relocate_section): Check for placeholder symbols.
6604 * testsuite/Makefile.am (plugin_test_8): New test.
6605 (plugin_test_9): New test.
6606 * testsuite/Makefile.in: Regenerate.
6608 2010-06-09 Nick Clifton <nickc@redhat.com>
6610 * yyscript.y (input_list_element): Allow strings prefixed with
6611 the '-' character. Treat these as libraries.
6612 * script.cc (script_add_library): New function. Adds a library
6613 specified by "-l<name>" found in an input script.
6614 * script-c.h: Add prototype for script_add_library.
6616 2010-06-07 Doug Kwan <dougkwan@google.com>
6618 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
6619 Restrict stub-group size to be within long conditional branch
6620 range when working around cortex-A8 erratum.
6622 2010-06-07 Damien Diederen <dd@crosstwine.com>
6624 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
6627 2010-06-03 Sriraman Tallam <tmsriram@google.com>
6631 (Output_section::Input_section_sort_entry::compare_section_ordering):
6632 Change to return non-zero correctly.
6633 (Output_section::Input_section_sort_section_order_index_compare
6634 ::operator()): Change to fix ambiguity in comparisons.
6636 2010-06-01 Sriraman Tallam <tmsriram@google.com>
6638 * gold.h (is_wildcard_string): New function.
6639 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
6640 (Layout::layout_eh_frame): Ditto.
6641 (Layout::find_section_order_index): New method.
6642 (Layout::read_layout_from_file): New method.
6643 * layout.h (Layout::find_section_order_index): New method.
6644 (Layout::read_layout_from_file): New method.
6645 (Layout::input_section_position_): New private member.
6646 (Layout::input_section_glob_): New private member.
6647 * main.cc (main): Call read_layout_from_file here.
6648 * options.h (--section-ordering-file): New option.
6649 * output.cc (Output_section::input_section_order_specified_): New
6651 (Output_section::Output_section): Initialize new member.
6652 (Output_section::add_input_section): Add new parameter.
6653 Keep input sections when --section-ordering-file is used.
6654 (Output_section::set_final_data_size): Sort input sections when
6655 section ordering file is specified.
6656 (Output_section::Input_section_sort_entry): Add new parameter.
6658 (Output_section::Input_section_sort_entry::compare_section_ordering):
6660 (Output_section::Input_section_sort_compare::operator()): Change to
6661 consider section_order_index.
6662 (Output_section::Input_section_sort_init_fini_compare::operator()):
6663 Change to consider section_order_index.
6664 (Output_section::Input_section_sort_section_order_index_compare
6665 ::operator()): New method.
6666 (Output_section::sort_attached_input_sections): Change to sort
6667 according to section order when specified.
6668 (Output_section::add_input_section<32, true>): Add new parameter.
6669 (Output_section::add_input_section<64, true>): Add new parameter.
6670 (Output_section::add_input_section<32, false>): Add new parameter.
6671 (Output_section::add_input_section<64, false>): Add new parameter.
6672 * output.h (Output_section::add_input_section): Add new parameter.
6673 (Output_section::input_section_order_specified): New
6675 (Output_section::set_input_section_order_specified): New method.
6676 (Input_section::Input_section): Initialize section_order_index_.
6677 (Input_section::section_order_index): New method.
6678 (Input_section::set_section_order_index): New method.
6679 (Input_section::section_order_index_): New member.
6680 (Input_section::Input_section_sort_section_order_index_compare): New
6682 (Output_section::input_section_order_specified_): New member.
6683 * script-sections.cc (is_wildcard_string): Delete and move modified
6685 (Output_section_element_input::Output_section_element_input): Modify
6686 call to is_wildcard_string.
6687 (Output_section_element_input::Input_section_pattern
6688 ::Input_section_pattern): Ditto.
6689 (Output_section_element_input::Output_section_element_input): Ditto.
6690 * testsuite/Makefile.am (final_layout): New test case.
6691 * testsuite/Makefile.in: Regenerate.
6692 * testsuite/final_layout.cc: New file.
6693 * testsuite/final_layout.sh: New file.
6695 2010-06-01 Rafael Espindola <espindola@google.com>
6697 * plugin.cc (Plugin::load): Pass the output name to the plugin.
6699 2010-06-01 Rafael Espindola <espindola@google.com>
6701 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
6702 visibility of symbols.
6704 2010-05-27 Doug Kwan <dougkwan@google.com>
6706 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
6707 from start of output section instead of address for a local symbol
6708 in a merged or relaxed section when doing a relocatable link.
6710 2010-05-26 Rafael Espindola <espindola@google.com>
6713 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
6714 adding sections the garbage collector removed.
6715 * gold/testsuite/Makefile.am: Add test.
6716 * gold/testsuite/Makefile.in: Regenerate.
6717 * gold/testsuite/plugin_test_7.sh: New.
6718 * gold/testsuite/plugin_test_7_1.c: New.
6719 * gold/testsuite/plugin_test_7_2.c: New.
6721 2010-05-26 Rafael Espindola <espindola@google.com>
6723 * script-sections.cc (Output_section_definition::set_section_addresses):
6724 Check for --section-start.
6726 2010-05-26 Doug Kwan <dougkwan@google.com>
6728 * arm.cc (Arm_scan_relocatable_relocs): New class.
6729 (Target_arm::relocate_special_relocatable): New method.
6730 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
6731 (Arm_relocate_functions::thumb_branch_common): Same.
6732 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
6733 instead of Default_scan_relocatable_relocs.
6734 * target-reloc.h (relocate_for_relocatable): Let target handle
6735 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
6736 * target.h (Sized_target::relocate_special_relocatable): New method.
6738 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6740 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
6742 2010-05-23 Doug Kwan <dougkwan@google.com>
6744 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
6746 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
6747 with a direct branch, not a conditional branch, to a stub.
6748 * merge.cc (Output_merge_base::record_input_section): New method
6750 (Output_merge_data::do_add_input_section): Record input section if
6751 keeps-input-sections flag is set.
6752 (Output_merge_string::do_add_input_section): Ditto.
6753 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
6754 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
6756 (Output_merge_base::keeps_input_sections,
6757 Output_merge_base::set_keeps_input_sections,
6758 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
6760 (Output_merge_base::Input_sections): New type declaration.
6761 (Output_merge_base::input_sections_begin,
6762 Output_merge_base::input_sections_end,
6763 Output_merge_base::do_set_keeps_input_sections): New method definitions.
6764 (Output_merge_base::bool keeps_input_sections_,
6765 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
6766 Output_merge_base::input_sections_): New data members.
6767 (Output_merge_data::do_set_keeps_input_sections): New method
6769 (Output_merge_string::do_set_keeps_input_sections): Ditto.
6770 * output.cc (Output_section::Input_section::relobj): Move method
6771 defintion from class declaration to here and handle merge sections.
6772 (Output_section::Input_section::shndx): Ditto.
6773 (Output_section::Output_section): Remove initializations of removed
6774 data members and initialize new data member LOOKUP_MAPS_.
6775 (Output_section::add_input_section): Set keeps-input-sections flag
6776 for a newly created merge output section as appropriate. Adjust code
6777 to use Output_section_lookup_maps class.
6778 (Output_section::add_relaxed_input_section): Adjst code for lookup
6779 maps code refactoring.
6780 (Output_section::add_merge_input_section): Add a new parameter
6781 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
6782 class. If adding input section to a newly created merge output
6783 section fails, remove the new merge section.
6784 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
6785 Adjust code for use of the Output_section_lookup_maps class.
6786 (Output_section::find_merge_section): Ditto.
6787 (Output_section::build_lookup_maps): New method defintion.
6788 (Output_section::find_relaxed_input_section): Adjust code to use
6789 Output_section_lookup_maps class.
6790 (Output_section::get_input_sections): Export merge sections. Adjust
6791 code to use Output_section_lookup_maps class.
6792 (Output_section:::add_script_input_section): Adjust code to use
6793 Output_section_lookup_maps class. Update lookup maps for merge
6795 (Output_section::discard_states): Use Output_section_lookup_maps.
6796 (Output_section::restore_states): Same.
6797 * output.h (Merge_section_properties): Move class defintion out of
6799 (Output_section_lookup_maps): New class.
6800 (Output_section::Input_section::is_merge_section): New method
6802 (Output_section::Input_section::relobj): Move defintion out of class
6803 defintion. Declare method only.
6804 (Output_section::Input_section::shndx): Ditto.
6805 (Output_section::Input_section::output_merge_base): New method defintion.
6806 (Output_section::Input_section::u2_.pomb): New union field.
6807 (Output_section::Merge_section_by_properties_map,
6808 Output_section::Output_section_data_by_input_section_map,
6809 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
6811 (Output_section::add_merge_input_section): Add new parameter
6812 KEEPS_INPUT_SECTIONS.
6813 (Output_section::build_lookup_maps): New method declaration.
6814 (Output_section::merge_section_map_,
6815 Output_section::merge_section_by_properties_map_,
6816 Output_section::relaxed_input_section_map_,
6817 Output_section::is_relaxed_input_section_map_valid_): Remove data
6819 (Output_section::lookup_maps_): New data member.
6821 2010-05-21 Doug Kwan <dougkwan@google.com>
6824 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
6825 avoid a compilation error.
6827 2010-05-19 Rafael Espindola <espindola@google.com>
6829 * script-sections.cc (Output_section_definition::allocate_to_segment):
6830 Update the phdrs_list even when the output section is NULL.
6831 * testsuite/Makefile.am: Add test.
6832 * testsuite/Makefile.in: Regenerate.
6833 * testsuite/script_test_9.cc: New.
6834 * testsuite/script_test_9.sh: New.
6835 * testsuite/script_test_9.t: New.
6837 2010-05-19 Doug Kwan <dougkwan@google.com>
6839 * arm.cc (Arm_input_section::original_size): New method.
6840 (Arm_input_section::do_addralign): Add a cast.
6841 (Arm_input_section::do_output_offset): Remove static cast.
6842 (Arm_input_section::original_addralign,
6843 Arm_input_section::original_size_): Change type to uint32_t.
6844 (Arm_input_section::init): Add safe casts for section alignment
6846 (Arm_input_section::set_final_data_size): Do not set address and
6847 offset of stub table.
6848 (Arm_output_section::fix_exidx_coverage): Change use of of
6849 Output_section::Simple_input_section to that of
6850 Output_section::Input_section.
6851 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
6852 except for the first pass.
6853 * output.cc (Output_section::get_input_sections): Change type of
6854 input_sections to std::list<Input_section>.
6855 (Output_section::add_script_input_section): Rename from
6856 Output_section::add_simple_input_section. Change type of SIS
6857 parameter from Simple_input_section to Input_section.
6858 * output.h (Output_section::Simple_input_section): Remove class.
6859 (Output_section::Input_section): Change class visibility to public.
6860 (Output_section::Input_section::addralign): Use stored alignments
6861 for special input sections if set.
6862 (Output_section::Input_section::set_addralign): New method.
6863 (Output_section::get_input_sections): Change parameter type from
6864 list of Simple_input_section to list of Input_section.
6865 (Output_section::add_script_input_section): Rename from
6866 Output_section::add_simple_input_section. Change first parameter's
6867 type from Simple_input_section to Input_section and remove the
6868 second and third parameters.
6869 * script-sections.cc (Input_section::Input_section_list): Change
6870 type to list of Output_section::Input_section/
6871 (Input_section_info::Input_section_info): Change parameter type of
6872 INPUT_SECTION to Output_section::Input_section.
6873 (Input_section_info::input_section): Change return type.
6874 (Input_section_info::input_section_): Change type to
6875 Output_section::Input_section.
6876 (Output_section_element_input::set_section_addresses): Adjust code
6877 to use Output_section::Input_section instead of
6878 Output_section::Simple_input_section. Adjust code for renaming
6879 of Output_section::add_simple_input_section.
6880 (Orphan_output_section::set_section_addresses): Ditto.
6882 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6884 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
6885 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
6887 2010-05-18 Rafael Espindola <espindola@google.com>
6889 * options.cc (General_options::finalize): Handle -nostdlib.
6890 * options.h (nostdlib): New option.
6891 * script.cc (script_add_search_dir): Handle -nostdlib.
6893 2010-05-12 Doug Kwan <dougkwan@google.com>
6895 * arm.cc (Target_arm::do_finalize_sections): Create an empty
6896 attributes section only if there no attributes section after merging.
6897 (Target_arm::merge_object_attributes): Move value of
6898 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
6899 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
6900 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
6901 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
6902 and arm_attr_merge_7.stdout.
6903 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
6904 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
6905 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
6906 arm_attr_merge_7b.o): New rules.
6907 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
6909 * testsuite/Makefile.in: Regenerate.
6910 * testsuite/arm_attr_merge.sh: New file.
6911 * testsuite/arm_attr_merge_[67][ab].s: Same.
6913 2010-05-05 Nick Clifton <nickc@redhat.com>
6915 * po/es.po: Updated Spanish translation.
6917 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6919 * Makefile.am (install-exec-local): Properly install gold as
6920 default cross linker.
6921 * Makefile.in: Regenerated.
6923 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6924 Nick Clifton <nickc@redhat.com>
6926 * configure.ac (install_as_default): Define and set to false
6927 unless --enable-gold or --enable-gold=both/gold has been
6929 * configure: Regenerate.
6931 * Makefile.am (install-exec-local): Install the executable as
6932 'ld.gold'. If install_as_default is true then also install it as
6934 * Makefile.in: Regenerated.
6936 2010-04-24 Ian Lance Taylor <iant@google.com>
6938 * layout.cc (Layout::layout_reloc): In relocatable link don't
6939 combine reloc sections for grouped sections.
6941 2010-04-23 Sriraman Tallam <tmsriram@google.com>
6943 * gc.h (gc_process_relocs): Pass information on relocs pointing to
6944 sections that are not ordinary to icf.
6945 * icf.cc (get_section_contents): Handle relocation pointing to section
6946 with no object or shndx information.
6947 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
6948 * testsuite/Makefile.in: Regenerate.
6949 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
6950 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
6952 2010-04-22 Ian Lance Taylor <iant@google.com>
6954 * expression.cc (Expression::Expression_eval_info): Add
6955 result_alignment_pointer field.
6956 (Expression::eval_with_dot): Add result_alignment_pointer
6957 parameter. Change all callers.
6958 (Expression::eval_maybe_dot): Likewise.
6959 (class Binary_expression): Add alignment_pointer parameter to
6960 left_value and right_value. Change all callers.
6961 (BINARY_EXPRESSION): Set result alignment.
6962 (class Trinary_expression): Add alignment_pointer parameter to
6963 arg2_value and arg3_value. Change all callers.
6964 (Trinary_cond::value): Set result alignment.
6965 (Max_expression::value, Min_expression::value): Likewise.
6966 (Align_expression::value): Likewise.
6967 * script-sections.cc (class Sections_element): Add dot_alignment
6968 parameter to set_section_addresses virtual function. Update
6970 (class Output_section_element): Likewise.
6971 (Script_sections::create_segments): Add dot_alignment parameter.
6973 (Script_sections::create_segments_from_phdrs_clause): Likewise.
6974 (Script_sections::set_phdrs_clause_addresses): Likewise.
6975 * script-sections.h: Update declarations.
6976 * script.h: Update declarations.
6977 * output.h (Output_segment::set_minimum_p_align): Don't decrease
6979 * testsuite/script_test_3.t: Set large alignment.
6980 * testsuite/script_test_3.sh: Make sure that at least one LOAD
6981 segment has expected alignment.
6983 2010-04-22 Nick Clifton <nickc@redhat.com>
6985 * po/gold.pot: Updated by the Translation project.
6986 * po/vi.po: Updated Vietnamese translation.
6988 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
6990 * testsuite/Makefile.am (check_PROGRAMS): Add
6991 icf_virtual_function_folding_test.
6992 * testsuite/Makefile.in: Regenerated.
6994 2010-04-15 Andrew Haley <aph@redhat.com>
6996 * options.h (merge_exidx_entries): New option.
6997 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
6998 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
6999 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
7000 (Target_arm::merge_exidx_entries): New function.
7001 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
7002 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
7003 to Arm_exidx_fixup constructor.
7004 Add new arg, merge_exidx_entries.
7005 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
7006 Arm_output_section::fix_exidx_coverage.
7008 2010-04-18 Sriraman Tallam <tmsriram@google.com>
7010 * icf.cc (get_section_contents): Check for preemptible functions.
7011 Ignore addend when appropriate.
7012 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
7014 (add_from_relobj): Check for section folded.
7015 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
7016 * symtab.h (should_add_dynsym_entry): Add new parameter.
7017 * target-reloc.h (scan_relocs): Check for section folded.
7018 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
7019 Check reloc types for function pointers in shared objects.
7020 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
7022 (icf_preemptible_functions_test): New test case.
7023 (icf_string_merge_test): New test case.
7024 * testsuite.Makefile.in: Regenerate.
7025 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
7026 bar_glob. Refactor code.
7027 * testsuite/icf_preemptible_functions_test.cc: New file.
7028 * testsuite/icf_preemptible_functions_test.sh: New file.
7029 * testsuite/icf_string_merge_test.cc: New file.
7030 * testsuite/icf_string_merge_test.sh: New file.
7031 * testsuite/icf_virtual_function_folding_test.cc: New file.
7032 * testsuite/icf_virtual_function_folding_test.sh: New file.
7034 2010-04-14 Doug Kwan <dougkwan@google.com>
7036 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
7037 for local symbol recounting if we remove a section due to ICF.
7038 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
7039 there are no regular objects in input.
7041 2010-04-13 Doug Kwan <dougkwan@google.com>
7043 * arm.cc (Arm_input_section::set_final_data_size): Compute
7044 accurate final data size instead of using current data size.
7046 2010-04-09 Doug Kwan <dougkwan@google.com>
7048 * layout.cc (Layout::choose_output_section): Handle script section
7050 (Layout::make_output_section_for_script): Add section type parameter.
7051 Handle script section types.
7052 * layout.h (Layout::make_output_section_for_script): Add section
7054 * output.cc (Output_section::Output_section): Initialize data member
7056 (Output_section::do_reset_address_and_file_offset): Do not set address
7057 to 0 if section is a NOLOAD section.
7058 * output.h (Output_section::is_noload): New method.
7059 (Output_section::set_is_noload): Ditto.
7060 (Output_section::is_noload_): New data member.
7061 * script-c.h (Script_section_type): New enum type.
7062 (struct Parser_output_section_header): Add new file section_type.
7063 * script-sections.cc (Sections_element::output_section_name): Add
7064 parameter for returning script section type.
7065 (Output_section_definition::output_section_name): Ditto.
7066 (Output_section_definition::section_type)P; New method.
7067 (Output_section_definiton::script_section_type_name): Ditto.
7068 (Output_section_definition::script_section_type_): New data member.
7069 (Output_section_definition::Output_section_definition): Initialize
7070 data member Output_section_definition::script_section_type_.
7071 (Output_section_definition::create_sections): Pass script section type
7072 to Layout::make_output_section_for_script.
7073 (Output_section_definition::output_section_name): Return script
7074 section type to caller.
7075 (Output_section_definition::set_section_address): Do not advance
7076 dot value and load address if section type is NOLOAD. Set address
7077 of NOLOAD sections regardless of section flags.
7078 (Output_section_definition::print): Print section type if it is
7079 not SCRIPT_SECTION_TYPE_NONE.
7080 (Output_section_definition::section_type): New method.
7081 (Output_section_definition::script_section_type_name): Ditto.
7082 (Script_sections::output_section_name): Add new parameter
7083 PSECTION_TYPE for returning script section type. Pass it to
7084 section elements. Handle discard sections.
7085 (Sort_output_sections::operator()): Handle NOLOAD sections.
7086 * script-sections.h (Script_sections::Section_type): New enum type.
7087 (Script_sections::output_section_name): Add a new parameter for
7088 returning script section type.
7089 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
7091 * yyscript.y (union): Add new field SECTION_TYPE.
7092 (COPY, DSECT, INFO, NOLOAD): New tokens.
7093 (opt_address_and_section_type): Change type to output_section_header.
7094 (section_type): New non-terminal
7095 (section_header): Handle section type.
7096 (opt_address_and_section_type): Return section type value.
7098 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
7100 * testsuite/plugin_common_test_1.c (foo): Add prototype.
7101 * testsuite/plugin_common_test_2.c (foo): Likewise.
7103 2010-04-08 Doug Kwan <dougkwan@google.com>
7105 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
7107 * output.cc (Output_section::add_merge_input_section): Simplify
7108 code and return status of Output_merge_base::add_input_section.
7109 Update merge section map only if Output_merge_base::add_input_section
7112 2010-04-07 Doug Kwan <dougkwan@google.com>
7114 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
7115 if section is marked as containing instructions but has no mapping
7117 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
7118 correct section index.
7119 (Arm_relobj::find_linked_text_section): Ditto.
7121 2010-04-07 Cary Coutant <ccoutant@google.com>
7123 * archive.cc (include_member): Destroy Read_symbols_data object before
7125 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
7126 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
7127 (Read_symbols_data::~Read_symbols_data) New destructor.
7128 (Section_relocs::Section_relocs) New constructor.
7129 (Section_relocs::~Section_relocs) New destructor.
7130 (Read_relocs_data::Read_relocs_data) New constructor.
7131 (Read_relocs_data::~Read_relocs_data) New destructor.
7132 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
7133 pointers to NULL after deleting.
7135 2010-04-07 Doug Kwan <dougkwan@google.com>
7137 * arm.cc: Replace "endianity" with "endianness" in comments.
7138 (Arm_exidx_cantunwind): Ditto.
7139 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
7140 (Arm_relobj::merge_flags_and_attributes): New method.
7141 (Arm_relobj::merge_flags_and_attributes_): New data member.
7142 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
7143 (Arm_relobj::scan_sections_for_stubs): Ditto.
7144 (Arm_relobj::do_read_symbols): Check to see if we really want to
7145 merge processor-specific flags and attributes. Exit early if
7146 an object is empty except for section names and the undefined symbol.
7147 (Target_arm::do_finalize_sections): Move check for ELF format to
7148 Arm_relobj::do_read_symbols. Merge processor specific flags and
7149 attributes from a regular object only when we have determined that
7150 it is aapropriate. Do not create an .ARM.attributes section in
7151 output if there is no regular input object.
7152 (Target_arm::merge_processor_specific_flags): Check
7153 --warn-mismatch before printing any error.
7154 (Target_arm::merge_object_attributes): Ditto.
7155 * gold.cc (queue_middle_tasks): Handle the case in which there is
7156 no regular object in input.
7157 * options.cc (General_options::parse_EB): New method.
7158 (General_options::parse_EL): Same.
7159 (General_options::General_options): Initialize endianness_.
7160 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
7162 (General_options::Endianness): New enum.
7163 (General_options::endianness): New method.
7164 (General_options::endianness_): New data member.
7165 * parameters.cc (Parameters::set_options): Check target endianness.
7166 (Parameters::set_target_once): Ditto.
7167 (Parameters::check_target_endianness): New method.
7168 (parameters_force_valid_target): If either -EL or -EB is specified,
7169 use it to define endianness of default target.
7170 * parameters.h (Parameters::check_target_endianness): New method
7172 * target.h (class Target): Change "endianity" to "endianness"
7175 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7177 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
7178 * configure: Regenerate.
7179 * Makefile.in: Regenerate.
7180 * testsuite/Makefile.in: Regenerate.
7182 2010-04-06 Cary Coutant <ccoutant@google.com>
7185 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
7186 prevailing definitions of common symbols.
7187 * testsuite/plugin_test_6.sh: New test case.
7188 * testsuite/plugin_common_test_1.c: New test case.
7189 * testsuite/plugin_common_test_2.c: New test case.
7190 * testsuite/Makefile.am (plugin_test_6): New test case.
7191 * testsuite/Makefile.in: Regenerate.
7193 2010-04-06 Nick Clifton <nickc@redhat.com>
7195 * po/vi.po: New Vietnamese translation.
7197 2010-03-30 Doug Kwan <dougkwan@google.com>
7199 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
7201 2010-03-25 Doug Kwan <dougkwan@google.com>
7203 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
7204 to avoid a conversion warning on a 32-bit host.
7206 2010-03-24 Ian Lance Taylor <iant@google.com>
7208 * testsuite/script_test_3.t: Add a TLS segment.
7209 * testsuite/Makefile.am (check_PROGRAMS): Add
7210 tls_phdrs_script_test.
7211 (tls_phdrs_script_test_SOURCES): Define.
7212 (tls_phdrs_script_test_DEPENDENCIES): Define.
7213 (tls_phdrs_script_test_LDFLAGS): Define.
7214 (tls_phdrs_script_test_LDADD): Define.
7215 * testsuite/Makefile.in: Rebuild.
7217 2010-03-23 Cary Coutant <ccoutant@google.com>
7219 * fileread.cc (find_or_make_view): Fix comment.
7221 2010-03-23 Ian Lance Taylor <iant@google.com>
7223 * script-sections.cc (class Orphan_section_placement): Define
7224 PLACE_TLS and PLACE_TLS_BSS.
7225 (Orphan_section_placement::Orphan_section_placement): Initialize
7227 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
7228 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
7229 (tls_script_test_SOURCES): Define.
7230 (tls_script_test_DEPENDENCIES): Define.
7231 (tls_script_test_LDFLAGS): Define.
7232 (tls_script_test_LDADD): Define.
7233 * testsuite/Makefile.in: Rebuild.
7235 2010-03-22 Doug Kwan <dougkwan@google.com>
7237 * arm.cc (Arm_relocate_functions::abs8,
7238 Arm_relocate_functions::abs16): Use correct check for overflow
7239 specified in the ARM ELF specs.
7240 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
7241 target of a BLX instruction specially.
7242 (Reloc_stub::stub_type_for_reloc): Ditto.
7243 (Relocate::relocate): Use symbolic names instead of numeric relocation
7244 codes to report error.
7245 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
7247 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
7248 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
7249 thumb2_blx_out_of_range.stdout
7250 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
7251 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
7252 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
7253 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
7254 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
7255 thumb2_blx_in_range, thumb2_blx_in_range.o,
7256 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
7257 thumb2_blx_out_of_range.o): New rules.
7258 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
7259 thumb2_blx_in_range and thumb2_blx_out_of_range.
7260 * testsuite/Makefile.in: Regenerate.
7261 * arm_branch_in_range.sh: Add tests for THUMB BLX.
7262 * testsuite/thumb_blx_in_range.s: New file.
7263 * testsuite/thumb_blx_out_of_range.s: New file.
7265 2010-03-22 Rafael Espindola <espindola@google.com>
7267 * archive.cc (Should_include): Move to archive.h.
7268 (should_include_member): Make it a member of Archive.
7270 (Add_lib_group_symbols): New.
7271 * archive.h: Include options.h.
7272 (Archive_member): Moved from Archive.
7273 (Should_include): Moved from archive.cc.
7275 (Add_lib_group_symbols): New.
7276 * dynobj.cc (do_should_include_member): New.
7277 * dynobj.h (do_should_include_member): New.
7278 * gold.cc (queue_initial_tasks): Update call to queue.
7279 * main.cc (main): Print lib group stats.
7280 * object.cc (do_should_include_member): New.
7281 * object.h: Include archive.h.
7282 (Object::should_include_member): New.
7283 (Object::do_should_include_member): New.
7284 (Sized_relobj::do_should_include_member): New.
7285 * options.cc (General_options::parse_start_lib): New.
7286 (General_options::parse_end_lib): New.
7287 (Input_arguments::add_file): Handle lib groups.
7288 (Input_arguments::start_group): Check we are not in a lib.
7289 (Input_arguments::start_lib): New.
7290 (Input_arguments::end_lib): New.
7291 * options.h (General_options): Add start_lib and end_lib.
7292 (Input_argument::lib_): New.
7293 (Input_argument::lib): New.
7294 (Input_argument::is_lib): New.
7295 (Input_file_lib): New.
7296 (Input_arguments::in_lib_): New.
7297 (Input_arguments::in_lib): New.
7298 (Input_arguments::start_lib): New.
7299 (Input_arguments::end_lib_): New.
7300 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
7301 in unused members as preempted.
7302 (Sized_pluginobj::do_should_include_member): New.
7303 * plugin.h (Sized_pluginobj::do_should_include_member): New.
7304 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
7306 (Read_symbols::do_whole_lib_group): New.
7307 (Read_symbols::do_lib_group): New.
7308 (Read_symbols::do_read_symbols): Handle lib groups.
7309 (Read_symbols::get_name): Handle lib groups.
7310 * readsyms.h (Read_symbols): Add an archive member pointer.
7311 (Read_symbols::do_whole_lib_group): New.
7312 (Read_symbols::do_lib_group): New.
7313 (Read_symbols::member_): New.
7314 * script.cc (read_input_script): Update call to queue_soon.
7316 2010-03-19 Doug Kwan <dougkwan@google.com>
7318 * arm.cc (Stub_table::Stub_table): Initialize new data members
7319 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
7320 (Stub_table::add_reloc_stub): Assign stub offset and update
7321 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
7322 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
7324 (Stub_table::update_data_size_and_addralign): Use
7325 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
7326 instead of going over all reloc stubs.
7327 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
7328 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
7329 Stringpool_template::offset_ to size of Stringpool_char.
7330 (Stringpool_template::new_key_offset): Remove code to initialize
7331 Stringpool_template::offset_.
7332 * stringpool.h (Stringpool_template::set_no_zero_null): Set
7333 Stringpool_template::offset_ to zero.
7335 2010-03-15 Doug Kwan <dougkwan@google.com>
7337 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
7339 (Stringpool_template::new_key_offset): New method.
7340 (Stringpool_template::add_string): Assign offsets when adding new
7342 (Stringpool_template::set_string_offsets): Do not set string offsets
7343 when not optimizing.
7344 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
7346 (Chunked_vector::clear): Clear size_.
7347 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
7348 (Chunked_vector::size): Return size_.
7349 (Chunked_vector::push_back): Use size_ to find insert position.
7350 (Chunked_vector::size_): New data member.
7351 (Stringpool_template::set_no_zero_null): Assert string set is empty.
7352 (Stringpool_template::new_key_offset): New method declaration.
7353 (Stringpool_template::offset_): New data member.
7355 2010-03-15 Rafael Espindola <espindola@google.com>
7357 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
7358 Add_symbols' constructor.
7359 * readsyms.h (Add_symbols): Remove the input_group member.
7361 2010-03-10 Ian Lance Taylor <iant@google.com>
7363 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
7364 target to ask whether a reference to a symbol requires a stack
7366 * target.h (Target::is_call_to_non_split): New function.
7367 (Target::do_is_call_to_non_split): Declare virtual function.
7368 * target.cc: Include "symtab.h".
7369 (Target::do_is_call_to_non_split): New function.
7370 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
7372 2010-03-10 Cary Coutant <ccoutant@google.com>
7374 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
7375 (File_read::open[1]): Remove initial mapping of whole_file_view_.
7376 (File_read::open[2]): Add whole_file_view_ to list of views.
7377 (File_read::make_view): Remove test of whole_file_view_.
7378 (File_read::find_or_make_view): Create whole_file_view_ if
7380 (File_read::clear_views): Replace bool parameter with enum;
7381 adjust all callers. Don't delete views with permanent data;
7382 do delete cached views and views from archives if
7383 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
7384 if clearing the corresponding view.
7385 * fileread.h (File_read::Clear_views_mode): New enum.
7386 (File_read::View::is_permanent_view): New method.
7387 (File_read::clear_views): Replace bool parameter
7388 with enum; adjust all callers.
7389 * options.h (General_options): Change keep_files_mapped option;
7390 add map_whole_files.
7391 * readsyms.cc (Add_symbols::run): Delete sd_ object before
7393 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
7396 2010-03-10 David S. Miller <davem@davemloft.net>
7398 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
7400 2010-03-09 Sriraman Tallam <tmsriram@google.com>
7402 * icf.cc (get_section_contents): Add '@' marker after processing the
7405 2010-03-08 Doug Kwan <dougkwan@google.com>
7407 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
7408 due to a conversion warning.
7409 (Arm_relobj::update_output_local_symbol_count): Check for local
7410 symbol with unset output index.
7412 2010-03-05 Ian Lance Taylor <iant@google.com>
7414 * options.h (class General_options): Add --spare-dynamic-tags.
7415 * output.cc (Output_data_dynamic::set_final_data_size): Implement
7416 --spare-dynamic-tags.
7418 2010-03-05 Ian Lance Taylor <iant@google.com>
7420 * incremental.cc: Include "libiberty.h".
7422 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7424 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
7425 function, is_info_ member.
7426 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
7427 (Versions::Versions): Update caller.
7428 (Versions::define_base_version): Likewise.
7429 (Versions::add_def): Likewise.
7431 2010-03-03 Sriraman Tallam <tmsriram@google.com>
7433 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
7434 (Scan::possible_function_pointer_reloc): New function.
7435 (Scan::local_reloc_may_be_function_pointer): Change to call
7436 possible_function_pointer_reloc.
7437 (Scan::global_reloc_may_be_function_pointer): Ditto.
7438 * icf.h (Icf::check_section_for_function_pointers): Change to reject
7439 relocations in ".data.rel.ro._ZTV" section.
7440 * testsuite/icf_safe_so_test.sh: Change to pass i386.
7441 * testsuite/icf_safe_so_test.cc: Ditto.
7442 * testsuite/icf_safe_test.cc: Ditto.
7443 * testsuite/icf_safe_test.sh: Ditto.
7445 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7446 Ian Lance Taylor <iant@google.com>
7448 * target-reloc.h (relocate_section): Check the symbol table index
7449 for -1U before setting the local symbol index.
7450 (scan_relocatable_relocs): If copying the relocation, record that
7451 the local symbol is required.
7452 * object.h (Symbol_value::is_output_symtab_index_set): New
7454 (Symbol_value::may_be_discarded_from_output_symtab): New
7456 (Symbol_value::has_output_symtab_entry): New function.
7457 (Symbol_value::needs_output_symtab_entry): Remove.
7458 (Symbol_value::output_symtab_index): Make sure the symbol index is
7460 (Symbol_value::set_output_symtab_index): Make sure the symbol
7461 index is not set. Make sure the new index is valid.
7462 (Symbol_value::set_must_have_output_symtab_entry): New function.
7463 (Symbol_value::has_output_dynsym_entry): New function.
7464 (Symbol_value::set_output_dynsym_index): Make sure the new index
7466 (Sized_relobj::set_must_have_output_symtab_entry): New function.
7467 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
7468 local symbol if permitted.
7469 (Sized_relobj::do_finalize_local_symbols): Call
7470 is_output_symtab_index_set rather than needs_output_symtab_entry.
7471 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
7472 rather than needs_output_symtab_entry. Call
7473 has_output_dynsym_entry rather than needs_output_dynsym_entry.
7474 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
7475 is_output_symtab_index_set rather than needs_output_symtab_entry.
7476 * testsuite/discard_locals_relocatable_test.c: New file.
7477 * testsuite/discard_locals_test.sh: Test -r.
7478 * testsuite/Makefile.am (check_DATA): Add
7479 discard_locals_relocatable_test1.syms,
7480 discard_local_relocatable_test2.syms.
7481 (MOSTLYCLEANFILES): Likewise. Also add
7482 discard_locals_relocatable_test1.lout and
7483 discard_locals_relocatable_test2.out.
7484 (discard_locals_relocatable_test1.syms): New target.
7485 (discard_locals_relocatable_test.o): New target.
7486 (discard_locals_relocatable_test1.out): New target.
7487 (discard_locals_relocatable_test2.syms): New target.
7488 (discard_locals_relocatable_test2.out): New target.
7489 (various): Add missing ../ld-new dependencies.
7490 * testsuite/Makefile.in: Rebuild.
7492 2010-03-03 Nick Clifton <nickc@redhat.com>
7494 * po/fi.po: New Finnish translation.
7496 2010-03-01 Doug Kwan <dougkwan@google.com>
7498 * layout.cc (Layout::Layout): Force section types of .init_array*,
7499 .preinit_array* and .fini_array* sections.
7500 * output.cc (Output_section::Input_section_sort_entry::has_priority):
7501 Fix check of return value of std::string::find.().
7502 (Output_section::Input_section_sort_compare::operator()): Remove
7503 comment about .init_array.
7504 (Output_section::Input_section_sort_init_fini_compare::operator()):
7506 (Output_section::sort_attached_input_sections): Handle .init_array
7507 and .fini_array specially.
7508 * output.h (Output_section::Inut_section_sort_compare): Update
7510 (Output_section::Input_section_sort_init_fini_compare): New struct.
7512 2010-02-26 Doug Kwan <dougkwan@google.com>
7514 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
7515 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
7516 * testsuite/debug_msg.sh: Avoid matching source line number for
7517 use of global variable undef_int.
7519 2010-02-26 Doug Kwan <dougkwan@google.com>
7521 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
7522 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
7523 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
7524 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
7525 * options.cc (General_options::General_options): Initialize member
7527 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
7528 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
7529 and rm_no_fix_v4bx.stdout
7530 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
7531 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
7532 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
7533 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
7534 and arm_no_fix_v4bx.
7535 * Makefile.in: Regenerate.
7536 * testsuite/arm_fix_v4bx.s: New file.
7537 * testsuite/arm_fix_v4bx.sh: Ditto.
7539 2010-02-24 Doug Kwan <dougkwan@google.com>
7541 * arm.cc (Target_arm::got_section): Make the .got section the first
7542 non RELRO section in the data segment.
7543 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
7544 suffixes of section names.
7546 2010-02-24 Doug Kwan <dougkwan@google.com>
7548 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
7549 flags and attributes merging if an input file is a binary file.
7550 * fileread.cc (Input_file::open): Record format of original file.
7551 * fileread.h (Input_file::Format): New enum type.
7552 (Input_file::Input_file): Initialize data member format_.
7553 (Input_file::format): New method definition.
7554 (Input_file::format_):: New data member.
7556 2010-02-24 Doug Kwan <dougkwan@google.com>
7558 * arm.cc (Arm_output_data_got): New class.
7559 (ARM_TCB_SIZE): New constant
7560 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
7561 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
7562 If user uses a script with a SECTIONS clause, issue only a warning
7563 for a misplaced EXIDX input section. Otherwise, issue an error.
7564 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
7566 (Target_arm::got_mode_index_entry): Handle static linking.
7567 (Target_arm::Scan::local): Ditto.
7568 (Target_arm::Scan::global): Ditto.
7569 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
7570 all incorrectly implemented relocations.
7571 (Target_arm::fix_exidx_coverage): Pass layout to
7572 Arm_output_section::fix_exidx_coverage.
7573 * layout.cc (Layout::section_name_mapping): Remove trailing dots
7574 from ".ARM.exidx." and ".ARM.extab.".
7576 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7578 * arm.cc (Target_arm::do_finalize_sections): Create attribute
7579 section if it does not already exist.
7580 * attributes.cc (Attributes_section_data::Attributes_section_data):
7581 Don't crash if size is zero.
7583 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7584 Ian Lance Taylor <iant@google.com>
7586 * gold.cc (queue_middle_tasks): If no input files were opened,
7588 * workqueue.h (Task_function::Task_function): Assert that there is
7591 2010-02-22 Doug Kwan <dougkwan@google.com>
7593 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
7594 * icf.cc (get_section_contents): Cast snprintf arguments to long long
7595 types to avoid warnings due to different uint64_t implementations
7598 2010-02-21 Doug Kwan <dougkwan@google.com>
7600 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
7601 handling of the maximum backward branch offset.
7602 (Arm_relocate_functions::thumb_branch_common): Ditto.
7603 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
7604 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
7605 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
7606 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
7607 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
7608 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
7609 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
7610 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
7611 thumb_bl_out_of_range thumb_bl_out_of_range.o,
7612 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
7613 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
7614 thumb2_bl_out_of_range.o): New rules.
7615 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
7616 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
7617 thumb2_bl_out_of_range
7618 * testsuite/Makefile.in: Regenerate.
7619 * testsuite/arm_bl_in_range.s: New file.
7620 * testsuite/arm_bl_out_of_range.s: Ditto.
7621 * testsuite/arm_branch_in_range.sh: Ditto.
7622 * testsuite/arm_branch_range.t: Ditto.
7623 * testsuite/thumb2_branch_range.t: Ditto.
7624 * testsuite/thumb_bl_in_range.s: Ditto.
7625 * testsuite/thumb_bl_out_of_range.s: Ditto.
7626 * testsuite/thumb_branch_range.t: Ditto.
7628 2010-02-20 Sriraman Tallam <tmsriram@google.com>
7630 * gc.h (gc_process_relocs): Change vectors to point to the new list.
7631 Add reloc offset information.
7632 * icf.cc (get_section_contents): Change iterators to point to the new
7633 vectors. Add reloc offset information to the contents.
7634 * icf.h (Icf::Sections_reachable_info): New typedef.
7635 (Icf::Sections_reachable_list): New typedef.
7636 (Icf::Offset_info): New typedef.
7637 (Icf::Reloc_info): New struct typedef.
7638 (Icf::Reloc_info_list): New typedef.
7639 (Icf::symbol_reloc_list): Delete method.
7640 (Icf::addend_reloc_list): Delete method.
7641 (Icf::section_reloc_list): Delete method.
7642 (Icf::reloc_info_list): New method.
7643 (Icf::reloc_info_list_): New member.
7645 2010-02-19 Doug Kwan <dougkwan@google.com>
7647 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
7648 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
7649 * arm.cc (Arm_relocation_functions): New forward declaration.
7650 (Target_arm::Target_arm): Initialize new data members
7651 got_mod_index_offset_ and tls_base_symbol_defined_.
7652 (Target_arm::Relocate::relocate_tls): New method.
7653 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
7654 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
7656 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
7657 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
7658 (Target_arm::got_mod_index_offset_,
7659 Target_arm::tls_base_symbol_defined_): New data members.
7660 (Target_arm::Scan::local, Target::Scan::global,
7661 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
7664 2010-02-18 Doug Kwan <dougkwan@google.com>
7666 * arm.cc (Arm_relobj::find_linked_text_section): New method.
7667 (Arm_relobj::make_exidx_input_section): Pass section index of linked
7668 text section as a parameter becuase some broken tools may not set
7669 the link in section header.
7670 (Target_arm::has_got_section): New method.
7671 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
7672 without any mapping symbol as data only. Remove warning.
7673 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
7674 link in its section header, try to discover the link by inspecting the
7675 REL31 relocation at the beginning of the section.
7676 (Target_arm::Scan::check_non_pic): Report name of offending relocation
7678 (Target_arm::Scan::global): Treat any reference to the symbol
7679 _GLOBAL_OFFSET_TABLE_ as a GOT access.
7681 2010-02-12 Sriraman Tallam <tmsriram@google.com>
7683 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
7684 (Scan::global_reloc_may_be_function_pointer): New function.
7685 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7686 (Scan::global_reloc_may_be_function_pointer): New function.
7687 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7688 (Scan::global_reloc_may_be_function_pointer): New function.
7689 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
7690 (Scan::global_reloc_may_be_function_pointer): New function.
7691 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
7692 (Scan::global_reloc_may_be_function_pointer): New function.
7693 (Scan::possible_function_pointer_reloc): New function.
7694 (Target_x86_64::can_check_for_function_pointers): New function.
7695 * gc.h (gc_process_relocs): Scan relocation types to determine if
7696 function pointers were taken for targets that support it.
7697 * icf.cc (Icf::find_identical_sections): Include functions for
7698 folding in safe ICF whose pointer is not taken.
7699 * icf.h (Secn_fptr_taken_set): New typedef.
7700 (fptr_section_id_): New member.
7701 (section_has_function_pointers): New function.
7702 (set_section_has_function_pointers): New function.
7703 (check_section_for_function_pointers): New function.
7704 * options.h: Fix comment for safe ICF option.
7705 * target.h (can_check_for_function_pointers): New function.
7706 * testsuite/Makefile.am: Add icf_safe_so_test test case.
7707 Modify icf_safe_test for X86-64.
7708 * testsuite/Makefile.in: Regenerate.
7709 * testsuite/icf_safe_so_test.cc: New file.
7710 * testsuite/icf_safe_so_test.sh: New file.
7711 * testsuite/icf_safe_test.cc (kept_func_3): New function.
7712 (main): Change to take pointer to function kept_func_3.
7713 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
7714 folding is done correctly for X86-64.
7716 2010-02-12 David S. Miller <davem@davemloft.net>
7718 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
7719 is_symbolless parameter.
7720 (Output_reloc<SHT_REL>::is_symbolless): New.
7721 (Output_reloc<SHT_REL>::is_symbolless_): New.
7722 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
7723 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
7724 (Output_reloc<SHT_RELA>::is_symbolless): New.
7725 (Output_data_reloc::add_global): Handle is_symbolless.
7726 (Output_data_reloc::add_global_relative): Likewise.
7727 (Output_data_reloc::add_local): Likewise.
7728 (Output_data_reloc::add_local_relative): Likewise.
7729 (Output_data_reloc::add_symbolless_global_addend): New.
7730 (Output_data_reloc::add_symbolless_local_addend): New.
7731 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
7733 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
7734 instead of ->is_relative_
7735 (Output_reloc::write): Likewise.
7736 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
7737 (Output_reloc::write_rel): Simplify.
7739 * sparc.cc (Target_sparc::Scan::local): Use
7740 ->add_symbolless_local_addend as needed.
7741 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
7742 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
7743 based upon relocation offset.
7745 2010-02-11 Doug Kwan <dougkwan@google.com>
7747 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
7748 (Target_arm::Scan::global): Ditto. Also remove a comment before the
7749 beginning of function.
7750 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
7751 and MOVT_ABS relocations. Those are non issued in scanning. Fix
7752 parameter is_32bit in calls to should_apply_static_reloc.
7753 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
7754 (check_DATA): Add arm_abs_global.stdout.
7755 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
7756 arm_abs_global.stdout): New rules.
7757 (MOSTLLYCLEANFILES): Add arm_abs_global
7758 * Makefile.in: Regenerate.
7759 * testsuite/arm_abs_global.s: New file.
7760 * testsuite/arm_abs_global.sh: Ditto.
7761 * testsuite/arm_abs_lib.s: Ditto.
7763 2010-02-11 Ian Lance Taylor <iant@google.com>
7765 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
7767 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
7768 Allocate_commons_task first.
7769 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
7770 task, rather than symtab_lock_.
7771 (Gc_process_relocs::~Gc_process_relocs): New function.
7772 (Gc_process_relocs::is_runnable): Check this_blocker_.
7773 (Gc_process_relocs::locks): Use next_blocker_ rather than
7775 (Scan_relocs::~Scan_relocs): New function.
7776 (Scan_relocs::is_runnable): Check this_blocker_ rather than
7778 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
7780 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
7781 fields. Add this_blocker_ and next_blocker_ fields. Adjust
7782 constructor accordingly.
7783 (class Gc_process_relocs): Likewise.
7784 (class Scan_relocs): Likewise.
7785 * common.h (class Allocate_commons_task): Remove symtab_lock_
7786 field, and corresponding constructor parameter.
7787 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
7789 (Allocate_commons_task::locks): Likewise.
7791 2010-02-11 Ian Lance Taylor <iant@google.com>
7793 * gold-threads.h (class Once): Define.
7794 (class Initialize_lock): Rewrite as child of Once.
7795 * gold-threads.cc (class Once_initialize): Define.
7796 (once_pointer_control): New static variable.
7797 (once_pointer, once_arg): New static variables.
7798 (c_run_once): New static function.
7799 (Once::Once, Once::run_once, Once::internal_run): New functions.
7800 (class Initialize_lock_once): Remove.
7801 (initialize_lock_control): Remove.
7802 (initialize_lock_pointer): Remove.
7803 (initialize_lock_once): Remove.
7804 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
7805 (Initialize_lock::initialize): Rewrite.
7806 (Initialize_lock::do_run_once): New function.
7807 * archive.cc (Archive::interpret_header): Only clear name if it is
7809 * fileread.cc: Include "gold-threads.h"
7810 (file_counts_lock): New static variable.
7811 (file_counts_initialize_lock): Likewise.
7812 (File_read::release): Only increment counts when using --stats.
7813 Use a lock around the increment.
7814 * parameters.cc (class Set_parameters_target_once): Define.
7815 (set_parameters_target_once): New static variable.
7816 (Parameters::Parameters): Move here from parameters.h.
7817 (Parameters::set_target): Rewrite.
7818 (Parameters::set_target_once): New function.
7819 (Parameters::clear_target): Move here and rewrite.
7820 * parameters.h (class Parameters): Update declarations. Add
7821 set_parameters_target_once_ field.
7822 (Parameters::Parameters): Move to parameters.cc.
7823 (Parameters::clear_target): Likewise.
7824 * readsyms.cc (Read_symbols::do_group): Create a Start_group
7826 (Start_group::~Start_group): New function.
7827 (Start_group::is_runnable): New function.
7828 (Start_group::locks, Start_group::run): New functions.
7829 (Finish_group::run): Change saw_undefined to size_t.
7830 * readsyms.h (class Start_group): Define.
7831 (class Finish_group): Change saw_undefined_ field to size_t.
7832 (Finish_group::Finish_group): Remove saw_undefined and
7833 this_blocker parameters. Change all callers.
7834 (Finish_group::set_saw_undefined): New function.
7835 (Finish_group::set_blocker): New function.
7836 * symtab.h (class Symbol_table): Change saw_undefined to return
7837 size_t. Change saw_undefined_ field to size_t.
7838 * target-select.cc (Set_target_once::do_run_once): New function.
7839 (Target_selector::Target_selector): Initialize set_target_once_
7840 field. Don't initialize lock_ and initialize_lock_ fields.
7841 (Target_selector::instantiate_target): Rewrite.
7842 (Target_selector::set_target): New function.
7843 * target-select.h (class Set_target_once): Define.
7844 (class Target_selector): Update declarations. Make
7845 Set_target_once a friend. Remove lock_ and initialize_lock_
7846 fields. Add set_target_once_ field.
7848 2010-02-10 Ian Lance Taylor <iant@google.com>
7850 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
7852 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
7853 (queue_middle_tasks): Add all blockers before queueing any tasks.
7854 (queue_final_tasks): Likewise.
7855 * token.h (Task_token::add_blockers): New function.
7856 * object.h (Input_objects::number_of_relobjs): New function.
7858 2010-02-10 Ian Lance Taylor <iant@google.com>
7860 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
7861 shared, not if not position independent.
7862 * x86_64.cc (Relocate::relocate_tls): Likewise.
7863 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
7864 (tls_pie_pic_test): New target.
7865 * testsuite/Makefile.in: Rebuild.
7867 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
7868 (tls_test_main_pie.o, tls_test_pie.o): New targets.
7869 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
7870 * testsuite/Makefile.in: Rebuild.
7872 2010-02-09 David S. Miller <davem@davemloft.net>
7874 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
7875 R_SPARC_RELATIVE using ->add_local_relative().
7876 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
7878 * output.h (Output_data_dynamic::add_section_size): New method
7879 that takes two Output_data objects.
7880 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
7881 entry param. Handle it in initializers.
7882 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
7883 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
7884 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
7886 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
7887 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
7888 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
7889 for dynrel_includes_plt.
7890 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7891 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7892 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
7894 (Target_sparc::do_finalize_sections): Update to pass true for
7895 dynrel_includes_plt.
7896 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
7897 output before .rela.plt
7898 (Target_powerpc::do_finalize_sections): Update to pass true for
7899 dynrel_includes_plt when 32-bit.
7901 2010-02-08 Doug Kwan <dougkwan@google.com>
7903 * arm.cc (Arm_relobj::simple_input_section_output_address): New
7905 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
7906 Arm_relobj::scan_section_for_cortex_a8_stubs,
7907 Arm_relobj::do_relocation_section): Instead of calling
7908 Output_section::output_address, use faster
7909 Arm_relobj::simple_input_section_output_address.
7911 2010-02-08 David S. Miller <davem@davemloft.net>
7913 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
7914 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
7915 relocation helper function.
7917 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
7918 just like R_SPARC_GOT{10,13,22}.
7919 (Target_sparc::Scan::local): Likewise.
7920 (Target_sparc::Relocate:relocate): Likewise.
7922 2010-02-06 Ian Lance Taylor <iant@google.com>
7924 * configure.ac: Rewrite targetobjs duplicate removal code to use
7925 only shell constructs.
7926 * configure: Rebuild.
7928 2010-02-05 Doug Kwan <dougkwan@google.com>
7931 * arm.cc (Arm_relobj::section_is_scannable): New method.
7932 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
7933 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
7935 2010-02-04 Doug Kwan <dougkwan@google.com>
7938 * arm-reloc-property.cc (cstdio): Include.
7939 * configure.ac (targetobjs): Remove duplicates.
7940 * configure: Regenerate.
7941 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
7942 big and little endian version for a given address size.
7944 2010-02-03 Doug Kwan <dougkwan@google.com>
7946 * arm-reloc-property.cc
7947 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7949 * arm-reloc-property.h
7950 (Arm_reloc_property_table::get_implemented_static_reloc_property):
7951 New method definition.
7952 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7954 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
7956 (GOT_PREL): Change implemented to Y.
7957 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
7958 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
7959 (Arm_relocate_functions::movw_abs_nc): Remove method.
7960 (Arm_relocate_functions::movt_abs): Ditto.
7961 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
7962 (Arm_relocate_functions::thm_movt_abs): Ditto.
7963 (Arm_relocate_functions::movw_rel_nc): Ditto.
7964 (Arm_relocate_functions::movw_rel): Ditto.
7965 (Arm_relocate_functions::movt_rel): Ditto.
7966 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
7967 (Arm_relocate_functions:thm_movw_rel): Ditto.
7968 (Arm_relocate_functions:thm_movt_rel): Ditto.
7969 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
7970 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
7971 New method definitions.
7972 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
7973 (Arm_relocation_functions::arm_grp_ldr): Ditto.
7974 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
7975 (Arm_relocation_functions::arm_grp_ldc): Ditto.
7976 (Target_arm::Relocate::relocate): Check for non-static or
7977 unimplemented relocation code and exit early. Change calls to
7978 Target_arm::reloc_uses_thumb_bit and
7979 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
7980 instead. Refactor code to handle similar relocations to increase
7981 code sharing. Remove check for unsupported relocation code in switch
7983 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
7984 relocation property table to find out size. Change error message to
7985 print out the name of a relocation code instead of the numeric value.
7986 (Target_arm::scan_reloc_for_stub): Use relocation property table
7987 instead of calling Target_arm::reloc_uses_thumb_bit().
7989 2010-02-02 Doug Kwan <dougkwan@google.com>
7991 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
7992 types of relaxed input section.
7994 2010-02-02 Doug Kwan <dougkwan@google.com>
7996 * Makefile.am (HFILES): Add arm-reloc-property.h.
7998 (TARGETSOURCES): Add arm-reloc-property.cc
7999 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
8000 (libgold_a_SOURCES): $(DEFFILES)
8001 * Makefile.in: Regenerate.
8002 * arm-reloc-property.cc: New file.
8003 * arm-reloc-property.h: New file.
8004 * arm-reloc.def: New file.
8005 * arm.cc: Update comments.
8006 (arm-reloc-property.h): New included header.
8007 (arm_reloc_property_table): New global variable.
8008 (Target_arm::do_select_as_default_target): New method definition.
8009 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
8010 arm-reloc-property to targ_extra_obj.
8011 * parameters.cc (set_parameters_target): Call
8012 Target::select_as_default_target().
8013 * target.h (Target::select_as_default_target): New method definition.
8014 (Target::do_select_as_default_target): Same.
8016 2010-02-01 Doug Kwan <dougkwan@google.com>
8018 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
8019 first_output_text_section_.
8020 (Arm_exidx_fixup::first_output_text_section): New method definition.
8021 (Arm_exidx_fixup::first_output_text_section_): New data member.
8022 (Arm_exidx_fixup::process_exidx_section): Record the first text
8023 output section seen.
8024 (Arm_output_section::fix_exidx_coverage): Set correct linked section
8025 and entsize in output section header.
8027 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8029 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
8030 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
8031 (Arm_relocate_functions::thm_alu11): New Method.
8032 (Arm_relocate_functions::thm_pc8): New Method.
8033 (Arm_relocate_functions::thm_pc12): New Method.
8034 (Target_arm::Scan::local): Handle the relocations.
8035 (Target_arm::Scan::global): Likewise.
8036 (Target_arm::Relocate::relocate): Likewise.
8037 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8039 2010-01-29 Doug Kwan <dougkwan@google.com>
8041 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
8042 of relocation types as ld.
8044 2010-01-29 Doug Kwan <dougkwan@google.com>
8046 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
8048 (Arm_relocate_functions::thumb_branch_common): Ditto.
8049 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
8050 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
8051 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
8052 Arm_relocate_functions::jump24): Remove.
8053 (Target_arm::Relocate::relocate): Adjust code to call
8054 Arm_relocation_functions::arm_branch_common and
8055 Arm_relocation_functions::thumb_branch_common instead of their removed
8056 wrappers. Merge switch-cases together to reduce source code size.
8058 2010-01-29 Doug Kwan <dougkwan@google.com>
8060 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
8061 output_local_symbol_count_needs_update_.
8062 (Arm_relobj::output_local_symbol_count_needs_update,
8063 Arm_relobj::set_output_local_symbol_count_needs_update,
8064 Arm_relobj::update_output_local_symbol_count): New methods.
8065 (Arm_relobj::output_local_symbol_count_needs_update_): New data
8067 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
8068 of pointed function as in a R_ARM_PREL31 relocation.
8069 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
8070 for output local symbol count updating.
8071 (Target_arm::do_relax): Update output local symbol counts in objects
8073 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
8075 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8077 * arm.cc: Added support for the ARM relocations:
8078 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
8079 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
8080 (Arm_relocate_functions::movw_rel_nc): Renamed (was
8082 (Arm_relocate_functions::movw_rel): New method.
8083 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
8084 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
8086 (Arm_relocate_functions::thm_movw_rel): New method.
8087 (Arm_relocate_functions::thm_movt_rel): Renamed (was
8089 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
8091 (Target_arm::Scan::global): Likewise.
8092 (Target_arm::Relocate::relocate): Likewise.
8093 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8096 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8098 * arm.cc: Added support for ARM group relocations.
8099 (Target_arm::reloc_needs_sym_origin): New method.
8100 (Arm_relocate_functions::calc_grp_kn): New method.
8101 (Arm_relocate_functions::calc_grp_residual): New method.
8102 (Arm_relocate_functions::calc_grp_gn): New method.
8103 (Arm_relocate_functions::arm_grp_alu): New Method.
8104 (Arm_relocate_functions::arm_grp_ldr): New Method.
8105 (Arm_relocate_functions::arm_grp_ldrs): New Method.
8106 (Arm_relocate_functions::arm_grp_ldc): New Method.
8107 (Target_arm::Scan::local): Handle the ARM group relocations.
8108 (Target_arm::Scan::global): Likewise.
8109 (Target_arm::Relocate::relocate): Likewise.
8110 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8113 2010-01-26 Doug Kwan <dougkwan@google.com>
8115 * arm.cc (set): Include.
8116 (class Arm_exidx_fixup): Change type of last_input_section_ to const
8118 (Arm_output_section::Text_section_list): New type.
8119 (Arm_output_section::append_text_sections_to_list): New method.
8120 (Arm_output_section::fix_exidx_coverage): Ditto.
8121 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
8122 (Arm_relobj::convert_input_section_to_relaxed_section): Use
8123 Relobj::set_section_offset() instead of
8124 Sized_relobj::invalidate_section_offset().
8125 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
8126 parameter for section headers. Ignore relocation sections for
8127 unallocated sections and EXIDX sections.
8128 (Target_arm::fix_exidx_coverage): New method.
8129 (Target_arm::output_section_address_less_than): New type.
8130 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
8131 linked text section instead of the EXIDX section.
8132 (Arm_output_section::create_stub_group): Add an assertion to check
8133 that this is not an EXIDX output section.
8134 (Arm_output_section::append_text_sections_to_list): New method.
8135 (Arm_output_section::fix_exidx_coverage): Ditto.
8136 (Arm_relobj::scan_sections_for_stubs): Adjust call to
8137 Arm_relobj::section_needs_reloc_stub_scanning.
8138 (Target_arm::do_relax): Fix EXIDX output section coverage in the
8140 (Target_arm::fix_exidx_coverage): New method.
8141 * object.h (Relobj::set_output_section): New method.
8142 (Sized_relobj::invalidate_section_offset): Remove method.
8143 (Sized_relobj::do_invalidate_section_offset): Remove method.
8144 (Sized_relobj::do_set_section_offset): Handle offset value -1.
8146 2010-01-25 Doug Kwan <dougkwan@google.com>
8148 * arm.cc (Arm_exidx_merged_section::do_output_offset):
8149 Fix warning due to signed and unsigned comparison on a 32-bit host.
8151 2010-01-22 Doug Kwan <dougkwan@google.com>
8153 * arm.cc (Target_arm::do_relax): Record an output section for section
8154 offset adjustment it contains any stub table that has changed.
8155 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
8156 offsets in an output section if necessary.
8157 * output.cc (Output_section::Output_section): Initialize
8158 section_offsets_need_adjustments_.
8159 (Output_section::add_input_section_for_script): Renamed to
8160 Output_section::add_simple_input_section.
8161 (Output_section::save_states): Add a comment.
8162 (Output_section::discard_states): New method defintion.
8163 (Output_section::adjust_section_offsets): Same.
8164 * output.h (Output_section::add_input_section_for_script): Renamed to
8165 Output_section::add_simple_input_section.
8166 (Output_section::discard_states): New method declaration.
8167 (Output_section::adjust_section_offsets): Same.
8168 (Output_section::section_offsets_need_adjustment,
8169 Output_section::set_section_offsets_need_adjustment): New method
8171 (Output_section::section_offsets_need_adjustment_): New data member.
8172 * script-sections.cc
8173 (Output_section_element_input::set_section_address): Adjust code for
8174 renaming of Output_section::add_input_section_for_script.
8175 (Orphan_output_section::set_section_address): Same.
8177 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8179 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
8180 Fix_v4bx enum values .
8181 * gold/options.h (General_options): New option definitions.
8182 (General_options::fix_v4bx): New method.
8183 (General_options::Fix_v4bx): New enum.
8184 * gold/options.cc (General_options::parse_fix_v4bx): New method.
8185 (General_options::parse_fix_v4bx_interworking): New method.
8187 2010-01-22 Doug Kwan <dougkwan@google.com>
8189 * arm.cc (Arm_exidx_fixup): New class.
8191 2010-01-21 Doug Kwan <dougkwan@google.com>
8193 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
8195 (Arm_exidx_section_offset_map): New type.
8197 2010-01-21 Doug Kwan <dougkwan@google.com>
8199 * arm.cc (Arm_exidx_input_section): New class.
8200 (Arm_relobj::exidx_input_section_by_link,
8201 Arm_relobj::exidx_input_section_by_shndx,
8202 Arm_relobj::make_exidx_input_section): New methods.
8203 (read_arm_attributes_section): Remove.
8204 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
8205 information about them.
8206 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
8209 2010-01-20 Doug Kwan <dougkwan@google.com>
8211 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
8212 Input_section_specifier to Section_id.
8213 (Target_arm::new_arm_input_section: Adjust code for change of key
8215 (Target_arm::find_arm_input_section): Ditto.
8216 * gc.h (object.h): Include for Section_id nand Section_id_hash.
8217 (Section_id): Remove.
8218 (Garbage_collection::Section_id_hash): Remove.
8219 * icf.h (object.h): Include for Section_id nand Section_id_hash.
8220 (Section_id): Remove.
8221 (Icf::Section_id_hash): Remove.
8222 * object.h (Section_id, Const_section_id, Section_id_hash,
8223 Const_section_id_hash): New type definitions.
8224 * output.cc (Output_section::add_relaxed_input_section): Change to
8225 use Const_section_id instead of Input_section_specifier as key type.
8226 (Output_section::add_merge_input_section): Ditto.
8227 (Output_section::build_relaxation_map): Change to use Section_id
8228 instead of Input_section_specifier as key type.
8229 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8231 (Output_section::convert_input_sections_to_relaxed_sections): Change
8232 to use Const_section_id instead of Input_section_specifier as key type.
8233 (Output_section::find_merge_section): Ditto.
8234 (Output_section::find_relaxed_input_section): Ditto.
8235 * output.h (Input_section_specifier): Remove class.
8236 (Output_section::Output_section_data_by_input_section_map): Change
8237 key type to Const_section_id.
8238 (Output_section::Output_relaxed_input_section_by_input_section_map):
8240 (Output_section::Relaxation_map): Change key type to Section_id.
8242 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8244 * gold/arm.cc: Added support for R_ARM_V4BX relocation
8245 (class Arm_v4bx_stub): New class.
8246 (DEF_STUBS): Updated definition to support v4_veneer_bx.
8247 (Stub_factory::make_arm_v4bx_stub): New method.
8248 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
8249 (Stub_table::empty): Handle v4bx stubs.
8250 (Stub_table::add_arm_v4bx_stub): New method.
8251 (Stub_table::find_arm_v4bx_stub): New method.
8252 (Arm_relocate_functions::v4bx): New method.
8253 (Target_arm::fix_v4bx): New method.
8254 (Target_arm::Target_arm): Handle R_ARM_V4BX.
8255 (Stub_table::relocate_stubs): Likewise.
8256 (Stub_table::do_write): Likewise.
8257 (Stub_table::update_data_size_and_addralign): Likewise.
8258 (Stub_table::finalize_stubs): Likewise.
8259 (Target_arm::Scan::local): Likewise.
8260 (Target_arm::Scan::global): Likewise.
8261 (Target_arm::do_finalize_sections): Likewise.
8262 (Target_arm::Relocate::relocate): Likewise.
8263 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8265 (Target_arm::scan_reloc_for_stub): Likewise.
8266 (Target_arm::scan_reloc_section_for_stubs): Likewise.
8268 2010-01-19 Ian Lance Taylor <iant@google.com>
8270 * output.cc (Output_section_headers::do_sized_write): Write large
8271 segment count to sh_info field.
8272 (Output_file_header::do_sized_write): For large segment count,
8273 write PN_XNUM to e_phnum field.
8275 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8277 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
8278 (Arm_relocate_functions::thm_jump8): New function.
8279 (Arm_relocate_functions::thm_jump11): New function.
8280 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
8282 (Target_arm::Scan::global): Likewise.
8283 (Target_arm::Relocate::relocate): Likewise.
8284 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8287 2010-01-14 Doug Kwan <dougkwan@google.com>
8289 * arm.cc (map, utility): Include headers.
8290 (Target_arm::apply_cortex_a8_workaround): New method.
8291 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
8292 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
8293 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
8294 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
8295 the --[no-]fix-cortex-a8 command line options.
8296 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
8297 (Target_arm::relocate_stub): Use addend in instruction template.
8298 * options.h (DEFINE_bool): Set the user-set flag.
8299 (General_options): Add --[no-]-fix-cortex options.
8300 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
8301 : Update fast look-up map after conversion.
8303 2010-01-14 Sriraman Tallam <tmsriram@google.com>
8305 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
8306 in the first pass of do_layout.
8308 2010-01-13 Doug Kwan <dougkwan@google.com>
8310 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
8311 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
8312 apparent compiler problem of not folding static constant integral
8313 data members of elfcpp::Elf_sizes<32>.
8315 2010-01-13 Doug Kwan <dougkwan@google.com>
8317 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
8318 Arm_relobj::section_needs_cortex_a8_stub_scanning,
8319 Arm_relobj::scan_section_for_cortex_a8_erratum,
8320 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
8321 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
8322 sections to scan for relocation stubs into a new method
8323 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
8324 relocation and Cortex-A8 stub scanning.
8325 (Target_arm::do_relax): Force stubs to be after stubbed sections
8326 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
8327 the beginning of a new relaxation pass. Update a comment.
8328 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
8330 2010-01-12 Ian Lance Taylor <iant@google.com>
8332 * target-reloc.h (visibility_error): New inline function.
8333 (relocate_section): Call visibility_error.
8334 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
8335 (MOSTLYCLEANFILES): Likewise.
8336 (protected_4_pic.o, protected_3.err): New targets.
8337 * testsuite/protected_4.cc: New file.
8339 2010-01-12 Doug Kwan <dougkwan@google.com>
8341 * arm.cc (Cortex_a8_reloc): New class.
8342 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
8343 and cortex_a8_relocs_info_.
8344 (Target_arm::fix_cortex_a8): New method definition.
8345 (Target_arm::Cortex_a8_relocs_info): New type.
8346 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
8347 New data member declarations.
8348 (Target_arm::scan_reloc_for_stub): Record information about
8349 relocations for THUMB branches that might be exempted from the
8350 Cortex-A8 workaround.
8351 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
8352 at the beginning of a relaxation pass.
8354 2010-01-12 Doug Kwan <dougkwan@google.com>
8356 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
8357 (Arm_relobj::Mapping_symbol_position,
8358 Arm_reloj::Mapping_symbol_position_less,
8359 Arm_relobj::Mapping_symbols_info): New types.
8360 (Target_arm::is_mapping_symbol_name): New method definition.
8361 (Arm_relobj::do_count_local_symbols): Save information about mapping
8364 2010-01-11 Doug Kwan <dougkwan@google.com>
8366 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
8367 Arm_relocate_functions::thumb32_branch_upper,
8368 Arm_relocate_functions::thumb32_branch_lower,
8369 Arm_relocate_functions::thumb32_cond_branch_offset,
8370 Arm_relocate_functions::thumb32_cond_branch_upper,
8371 Arm_relocate_functions::thumb32_cond_branch_lower,
8372 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
8373 branch offset encoding.
8374 (Arm_relocate_functions::thumb_branch_common): Use new branch
8375 offset encoding methods to avoid code duplication.
8376 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
8377 (Stub_addend_reader::operator()): Use new branch encoding method
8378 to avoid code duplication.
8380 2010-01-11 Doug Kwan <dougkwan@google.com>
8382 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
8383 (Target_arm::do_finalize_sections): Define special EXIDX section
8384 symbols only if referenced.
8385 * gc.h (Garbage_collection::add_reference): New method.
8386 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
8389 2010-01-11 Ian Lance Taylor <iant@google.com>
8391 * script.cc (Version_script_info::build_expression_list_lookup):
8392 Change complaing about duplicate wildcard match from error to
8395 * script.cc (class Lazy_demangler): Recreate--revert part of patch
8397 (Version_script_info::Version_script_info): Initialize globs_,
8398 default_version_, default_is_global_, and exact_. Don't
8399 initialize globals_ or locals_.
8400 (Version_script_info::build_lookup_tables): Build local symbols
8402 (Version_script_info::unquote): New function.
8403 (Version_script_info::add_exact_match): New function.
8404 (Version_script_info::build_expression_list_lookup): Remove lookup
8405 parameter. Add is_global parameter. Change all callers. Handle
8406 wildcard pattern specially. Unquote pattern. Call
8408 (Version_script_info::get_name_to_match): New function.
8409 (Version_script_info::get_symbol_version): New function.
8410 (Version_script_info::get_symbol_version_helper): Remove.
8411 (Version_script_info::check_unmatched_names): Call unquote.
8412 * script.h (class Version_script_info): Change get_symbol_version
8413 to be non-inline and add is_global parameter; change all callers.
8414 Rewrite symbol_is_local. Update declarations. Define struct
8415 Version_tree_match, Exact, Globs. Don't define struct Lookup.
8416 Remove globals_ and locals_ members. Add exact_, globs_,
8417 default_version_, is_global_.
8418 (Version_script_info::Glob): Remove pattern, add expression and
8419 is_global. Update constructor. Change all callers.
8420 * dynobj.cc (Versions::finalize): Mark the version symbol as the
8422 (Versions::symbol_section_contents): If a symbol is undefined, or
8423 defined in a dynamic object, set the version index to
8425 * symtab.cc (Symbol_table::add_from_relobj): Don't call
8427 (Symbol_table::add_from_pluginobj): Likewise.
8428 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
8430 2010-01-11 Doug Kwan <dougkwan@google.com>
8432 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
8433 (incremental_dump_LDADD): Add linking option for libintl.
8434 * Makefile.in: Regenerate.
8436 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
8439 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
8441 * testsuite/Makefile.in: Regenerated.
8443 2010-01-10 Doug Kwan <dougkwan@google.com>
8445 * options.h (DEFINE_var): Use parentheses around argument varname__
8446 in macro body to avoid any unintended subsequent substitutions.
8448 2010-01-10 Ian Lance Taylor <iant@google.com>
8450 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
8451 candidates before doing symbol resolution.
8453 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
8454 ODR candidates if only one is weak.
8456 2010-01-08 Ian Lance Taylor <iant@google.com>
8458 * script.cc (Version_script_info::build_expression_list_lookup):
8459 Don't warn about ambiguous version, just record the ambiguity.
8460 (Version_script_info::get_symbol_version_helper): Give error if
8461 version is ambiguous.
8463 2010-01-08 Doug Kwan <dougkwan@google.com>
8465 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
8466 prev_data_size_ and prev_addralign_. Remove initializer for
8467 deleted data member has_been_changed_.
8468 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
8469 to determine if the table is empty.
8470 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
8472 (Stub_table::add_reloc_stub): Define method in class definition
8473 instead of just declaring it there.
8474 (Stub_table::add_cortex_a8_stub): New method definition.
8475 (Stub_table::update_data_size_and_addralign): Ditto.
8476 (Stub_table::finalize_stubs): Ditto.
8477 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
8478 (Stub_table::do_addralign_): Return address alignment in the
8479 (Stub_table::do_reset_address_and_file_offset): Define method in
8480 class definition instead of declaring it there. Set current data
8481 size to be the data size of the previous pass.
8482 (Stub_table::set_final_data_size): Use current data size as the
8484 (Stub_table::relocate_stub): Change parameter type of stub from
8485 Reloc_stub pointer to Stub pointer.
8486 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
8487 (Stub_table::Cortex_a8_stub_list): New typedef.
8488 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
8489 Stub_table::prev_addralign_): New data member.
8490 (Arm_relobj::Arm_relobj): Initialize data member
8491 section_has_cortex_a8_workaround_.
8492 (Arm_relobj::section_has_cortex_a8_workaround,
8493 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
8495 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
8497 (Target_arm::relocate_stub): Change parameter type of stub from
8498 Reloc_stub pointer to Stub pointer.
8499 (Insn_template::size, Insn_template::alignment): Handle
8500 THUMB16_SPECIAL_TYPE.
8501 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
8502 Stub_table::update_data_size_and_addralign,
8503 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
8505 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
8506 (Stub_table::do_write): Ditto.
8507 (Target_arm::do_relax): Adjust code for changes in Stub_table.
8509 2010-01-08 Ian Lance Taylor <iant@google.com>
8512 * symtab.h (class Symbol): Remove fields is_target_special_ and
8513 has_plt_offset_. Add field is_defined_in_discarded_section_.
8514 (Symbol::is_defined_in_discarded_section): New function.
8515 (Symbol::set_is_defined_in_discarded_section): New function.
8516 (Symbol::has_plt_offset): Rewrite.
8517 (Symbol::set_plt_offset): Verify that new offset is not -1U.
8518 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
8519 Don't initialize is_target_special_ or has_plt_offset_.
8520 Initialize is_defined_in_discarded_section_.
8521 (Symbol_table::add_from_relobj): If appropriate, set
8522 is_defined_in_discarded_section.
8523 * resolve.cc (Symbol::override_base_with_special): Don't test
8524 is_target_special_. Change has_plt_offset_ to has_plt_offset().
8525 * target-reloc.h (relocate_section): Do special handling for
8526 symbols defined in discarded sections for global symbols as well
8529 2010-01-08 Ian Lance Taylor <iant@google.com>
8531 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
8532 the SHT_SYMTAB case.
8534 2010-01-08 Ian Lance Taylor <iant@google.com>
8536 * object.cc (Sized_relobj::do_layout): Don't get confused if
8537 layout_eh_frame returns NULL.
8539 2010-01-08 Ian Lance Taylor <iant@google.com>
8542 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
8543 dynamic symbol table, use the normal symbol table.
8544 (Sized_dynobj::do_read_symbols): Remove assertion about type of
8547 2010-01-08 Ian Lance Taylor <iant@google.com>
8550 * layout.cc (Layout::include_section): Remove .gnu_debuglink
8553 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
8555 * version.cc (print_version): Change to "Copyright 2010".
8557 2010-01-08 Ian Lance Taylor <iant@google.com>
8561 * i386.cc (class Target_i386): Change return type of plt_section
8563 (class Output_data_plt_i386): Add tls_desc_rel_ field.
8564 (Output_data_plt_i386::Output_data_plt_i386): Initialize
8565 tls_desc_rel_ field.
8566 (Output_data_plt_i386::rel_tls_desc): New function.
8567 (Target_i386::rel_tls_desc_section): New function.
8568 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
8569 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
8570 R_386_TLS_DESC reloc in rel_tls_desc_section.
8571 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
8572 Define struct Tlsdesc_info.
8573 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
8574 (Target_x86_64::do_reloc_symbol_index): New function.
8575 (Target_x86_64::add_tlsdesc_info): New function.
8576 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
8577 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
8579 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
8581 (Output_data_plt_x86_64::rela_tlsdesc): New function.
8582 (Target_x86_64::rela_tlsdesc_section): New function.
8583 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
8585 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
8586 (Target_x86_64::do_reloc_addend): New function.
8587 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
8588 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
8589 declarations. Define TARGET_CODE. Add arg field to u1_ union.
8590 (Output_reloc::type): New function.
8591 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
8592 (Output_reloc::is_target_specific): New function.
8593 (Output_reloc::target_arg): New function.
8594 (class Output_reloc) [SHT_RELA]: Add four new constructors for
8595 absolute relocs and target specific relocs.
8596 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
8597 add_target_specific.
8598 (class Output_data_reloc) [SHT_RELA]: Likewise.
8599 * output.cc (Output_reloc::Output_reloc): Add four new versions
8600 for absolute relocs and target specific relocs.
8601 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
8602 (Output_reloc::get_symbol_index): Likewise.
8603 (Output_reloc::local_section_offset): Check that local_sym_index_
8604 is not TARGET_CODE or 0.
8605 (Output_reloc::symbol_value): Likewise.
8606 (Output_reloc::write) [SHT_RELA]: Call target for target specific
8608 * target.h (class Target): Add reloc_symbol_index and reloc_addend
8609 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
8611 * layout.cc (add_target_dynamic_tags): Use output section for
8612 DT_PLTRELSZ and DT_JMPREL.
8614 2010-01-07 Ian Lance Taylor <iant@google.com>
8617 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
8619 (class Output_data_reloc_generic): Define.
8620 (class Output_data_reloc_base): Change base class to
8621 Output_data_reloc_generic. Change add() method to call
8622 bump_relative_reloc_count for a relative reloc. Remove
8624 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
8626 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
8627 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
8629 * layout.h (class Layout): Update declaration.
8631 2010-01-07 Ian Lance Taylor <iant@google.com>
8633 * output.h (class Output_data): Add const version of
8634 output_section and do_output_section.
8635 (class Output_section_data): Add const version of
8637 (class Output_section): Likewise.
8638 * layout.cc (Layout::add_target_dynamic_tags): New function.
8639 * layout.h (class Layout): Update declarations.
8640 * arm.cc (Target_arm::do_finalize_sections): Use
8641 add_target_dynamic_tags.
8642 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8643 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8644 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8645 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8647 2010-01-07 Ian Lance Taylor <iant@google.com>
8650 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
8653 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
8654 Ian Lance Taylor <iant@google.com>
8657 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
8658 Xindex::read_symtab_xindex.
8660 2010-01-07 Doug Kwan <dougkwan@google.com>
8662 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
8663 (Insn_template::thumb16_bcond_insn): New method declaration.
8664 (Insn_template): Fix spelling.
8665 (Stub::thumb16_special): New method declaration.
8666 (Stub::do_write): Define virtual method which was previously pure
8668 (Stub::do_thumb16_special): New method declaration.
8669 (Stub::do_fixed_endian_write): New template member.
8670 (Reloc_stub::do_write): Remove.
8671 (Reloc_stub::do_fixed_endian_write): Remove.
8672 (Cortex_a8_stub): New class definition.
8673 (Stub_factory::make_cortex_a8_stub): New method definition.
8674 (Stub_factory::Stub_factory): Add missing static storage class
8675 qualifier for elf32_arm_stub_a8_veneer_blx.
8677 2010-01-07 Ian Lance Taylor <iant@google.com>
8680 * options.h (class General_options): Add --warn-unresolved-symbols
8681 and --error-unresolved-symbols.
8682 * errors.cc (Errors::undefined_symbol): Implement
8683 --warn-unresolved-symbols.
8685 * options.h (class General_options): Add -z text and -z textoff.
8686 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
8688 2010-01-06 Sriraman Tallam <tmsriram@google.com>
8690 * gc.h (Garbage_collection::Cident_section_map): New typedef.
8691 (Garbage_collection::cident_sections): New function.
8692 (Garbage_collection::add_cident_section): New function.
8693 (Garbage_collection::cident_sections_): New member.
8694 (gc_process_relocs): Add references to sections whose names are C
8696 * gold.h (cident_section_start_prefix): New constant.
8697 (cident_section_stop_prefix): New constant.
8698 (is_cident): New function.
8699 * layout.cc (Layout::define_section_symbols): Replace string constants
8700 with the newly defined constants.
8701 * object.cc (Sized_relobj::do_layout): Track sections whose names are
8703 * testsuite/Makefile.am: Add gc_orphan_section_test.
8704 * testsuite/Makefile.in: Regenerate.
8705 * testsuite/gc_orphan_section_test.cc: New file.
8706 * testsuite/gc_orphan_section_test.sh: New file.
8708 2010-01-06 Ian Lance Taylor <iant@google.com>
8711 * options.h (class General_options): Add --warn-shared-textrel.
8712 * layout.cc (Layout::finish_dynamic_section): Implement
8713 --warn-shared-textrel.
8716 * options.h (class General_options): Add --warn-multiple-gp.
8718 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8720 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
8721 $(THREADSLIB) and $(LIBDL).
8722 * Makefile.in: Rebuild.
8724 2010-01-06 Ian Lance Taylor <iant@google.com>
8727 * options.cc (General_options::parse_section_start): New function.
8728 (General_options::section_start): New function.
8729 (General_options::General_options): Initialize all members.
8730 * options.h: Include <map>
8731 (class General_options): Add --section-start. Add section_starts_
8733 * layout.cc (Layout::attach_allocated_section_to_segment): If
8734 --section-start was used, set the address of the segment. Remove
8735 local sort_sections.
8736 (Layout::relaxation_loop_body): If the address of the load segment
8737 has been set by --section-start, don't use it.
8738 * output.h (Output_segment::update_flags_for_output_section): New
8740 * output.cc (Output_segment::add_output_section): Call
8741 update_flags_for_output_section.
8743 2010-01-05 Ian Lance Taylor <iant@google.com>
8746 * options.h (class General_options): Add --undefined-version.
8747 * script.cc (struct Version_expression): Add was_matched_by_symbol
8749 (Version_script_info::matched_symbol): New function.
8750 (Version_script_info::get_symbol_version_helper): Call
8752 (Version_script_info::check_unmatched_names): New function.
8753 * script.h (class Version_script_info): Update declarations.
8754 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
8756 * options.h (class General_options): Use DEFINE_bool_alias for
8757 allow_multiple_definition.
8758 * resolve.cc (Symbol_table::should_override): Don't test
8759 allow_multiple_definition.
8762 * options.h (class General_options): Add --cref.
8763 * main.cc (main): Print cref table if --cref. Don't close mapfile
8764 until after printing cref table.
8765 * cref.cc: Include "symtab.h".
8766 (class Cref_inputs): Define Cref_table_compare and Cref_table.
8767 (Cref_table_compare::operator()): New function.
8768 (Cref_inputs::gather_cref): New function.
8769 (filecol): New static const.
8770 (Cref_inputs::print_cref): New function.
8771 (Cref::print_cref): New function.
8772 * cref.h: Include <cstdio>.
8773 (class Cref): Update declarations.
8774 * mapfile.h (Mapfile::file): New function.
8775 * object.h (class Object): Define Symbols. Declare virtual
8776 do_get_global_symbols.
8777 (Object::get_global_symbols): New function.
8778 * object.cc (Input_objects::add_object): Pass object to cref_ if
8780 (Input_objects::archive_start): Likewise.
8781 (Input_objects::archive_stop): Likewise.
8782 (Input_objects::print_cref): New function.
8783 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
8784 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
8786 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
8788 * plugin.h (class Sized_pluginobj): Update declarations.
8790 2010-01-05 Ian Lance Taylor <iant@google.com>
8792 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
8793 to is_default_version. Rename insdef to insdefault.
8794 (Symbol_table::add_from_relobj): Rename def to is_default_version
8795 and local to is_forced_local.
8796 (Symbol_table::add_from_pluginobj): Likewise.
8797 (Symbol_table::add_from_dynobj): Likewise.
8798 (Symbol_table::define_special_symbol): Rename insdef to
8801 2010-01-04 Ian Lance Taylor <iant@google.com>
8804 * options.h (class General_options): Add
8805 --allow-multiple-definition and -z muldefs.
8806 * resolve.cc (Symbol_table::should_override): Don't warn about a
8807 multiple symbol definition if --allow-multiple-definition or -z
8811 * options.h (class General_options): Add --add-needed and
8812 --copy-dt-needed-entries. Tweak --as-needed help entry.
8813 * object.cc (Input_objects::check_dynamic_dependencies): Give an
8814 error if --copy-dt-needed-entries aka --add-needed is used and
8815 would cause a change in behaviour.
8818 * options.h (class General_options): Add -G as a short version of
8819 --shared. Add no-op options -assert, -g, and -i.
8821 2010-01-04 Sriraman Tallam <tmsriram@google.com>
8823 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
8824 check for .text or .gnu.linkonce.t sections.
8825 * icf.cc (Icf::find_identical_sections): Ditto.
8826 Change the detection for mangled function name within the section
8828 * icf.h (is_section_foldable_candidate): New function.
8830 2009-12-30 Ian Lance Taylor <iant@google.com>
8833 * options.h (class General_options): Permit two dashes with
8834 --retain-symbols-file.
8836 2009-12-30 Ian Lance Taylor <iant@google.com>
8839 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
8840 don't put the file header and segment headers in the text
8844 * common.cc (Sort_commons::operator()): Stabilize sort when both
8846 (Symbol_table::do_allocate_commons_list): When allocating common
8847 symbols, skip a symbol which is no longer common.
8848 * symtab.h (Symbol::is_common): Test whether the symbol comes from
8849 an object before checking its type.
8850 * testsuite/common_test_2.c: New file.
8851 * testsuite/common_test_3.c: New file.
8852 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
8853 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
8854 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
8855 (common_test_2_pic.o, common_test_2.so): New targets.
8856 (common_test_3_pic.o, common_test_3.so): New targets.
8857 * testsuite/Makefile.in: Rebuild.
8860 * script.cc (read_input_script): If we see a new SECTIONS clause,
8861 and we have added an input section, give an error.
8862 * layout.h (class Layout): Add have_added_input_section function.
8863 Add have_added_input_section_ field.
8864 * layout.cc (Layout::Layout): Initialize
8865 have_added_input_section_.
8866 (Layout::layout): Set have_added_input_section_.
8867 (Layout::layout_eh_frame): Likewise.
8869 2009-12-30 Ian Lance Taylor <iant@google.com>
8872 * options.h (class General_options): Add --sort-common option.
8873 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
8874 * common.cc (Sort_common): Add sort_order parameter to
8875 constructor. Add sort_order_ field.
8876 (Sort_commons::operator): Check sort_order_.
8877 (Symbol_table::allocate_commons): Determine the sort order.
8878 (Symbol_table::do_allocate_commons): Add sort_order parameter.
8880 (Symbol_table::do_allocate_commons_list): Likewise.
8882 2009-12-30 Ian Lance Taylor <iant@google.com>
8885 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
8886 symbols from this object, don't change the visibility of an
8888 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
8890 2009-12-30 Ian Lance Taylor <iant@google.com>
8893 * script.h (class Version_script_info): Define Language enum.
8894 Update declarations. Define Glob, Exact, and Lookup types. Add
8895 new fields globals_, locals_, and is_finalized_.
8896 * script.cc: Various formatting fixes.
8897 (class Parser_closure): Change language_stack_ from a vector of
8898 std::string to one of Version_script_info::Language. Adjust all
8900 (class Lazy_demangler): Remove.
8901 (struct Version_expression): Change language from std::string to
8902 Version_script_info::Language.
8903 (Version_script_info::Version_script_info): New function.
8904 (Version_script_info::~Version_script_info): Don't call clear.
8905 (Version_script_info::finalize): New function.
8906 (Version_script_info::build_lookup_tables): New function.
8907 (Version_script_info::build_expression_list_lookup): New
8909 (Version_script_info::get_symbol_version_helper): Rewrite to use
8911 (Version_script_info::print_expression_list): Adjust to use
8912 Version_script_info::Language.
8913 (script_push_lex_into_version_mode): Check that the version script
8914 has not been finalized.
8915 (version_script_push_lang): Change language string to
8916 Version_script_info::Language.
8917 * options.cc (Command_line::version_script): New function.
8918 * options.h (class General_options): Add finalize_dynamic_list
8919 function. Change version_script from declaration to definition.
8920 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
8921 * testsuite/version_script.map: Remove duplicate def of foo.
8922 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
8924 * testsuite/Makefile.in: Rebuild.
8926 2009-12-30 Ian Lance Taylor <iant@google.com>
8929 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
8930 if the input symbol index is 0, make the output symbol index 0.
8932 2009-12-30 Ian Lance Taylor <iant@google.com>
8935 * options.h (class General_options): Add -x/--discard-all.
8936 * object.cc (Sized_relobj::do_count_local_symbols): Handle
8937 --discard-all. If the local symbol needs a dynamic entry, check
8938 that before handling --discard-locals.
8940 2009-12-30 Ian Lance Taylor <iant@google.com>
8943 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
8945 (Output_segment::add_output_section): Don't change the flags if
8949 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
8950 GNU hash table if they need a dynamic value. Otherwise, don't add
8951 them if they are defined in a dynamic object or are forced local.
8953 2009-12-29 Ian Lance Taylor <iant@google.com>
8956 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
8957 .gnu.hash table for a 32-bit target.
8960 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
8961 regular and a dynamic object only needs a dynamic symbol table
8962 entry if it is externally visible.
8965 * i386.cc (class Target_i386): Initialize global_offset_table_ in
8966 constructor. Add global_offset_table_ field.
8967 (Target_i386::got_section): Set global_offset_table_.
8968 (Target_i386::do_finalize_sections): Set global_offset_table_
8970 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
8971 in constructor. Add global_offset_table_ field.
8972 (Target_x86_64::got_section): Set global_offset_table_.
8973 (Target_x86_64::do_finalize_sections): Set global_offset_table_
8976 * layout.cc (Layout::Layout): Initialize increase_relro_.
8977 (Layout::get_output_section): Add is_relro, is_last_relro, and
8978 is_first_non_relro parameters. Change all callers.
8979 (Layout::choose_output_section): Likewise.
8980 (Layout::add_output_section_data): Likewise.
8981 (Layout::make_output_section): Likewise.
8982 (Layout::set_segment_offsets): Clear increase_relro when using a
8984 * layout.h (class Layout): Add increase_relro method. Add
8985 increase_relro_ field. Update declarations.
8986 * output.cc (Output_section::Output_section): Initialize
8987 is_last_relro_ and is_first_non_relro_.
8988 (Output_segment::add_output_section): Group relro sections is
8989 do_sort is true. Handle is_last_relro and is_first_non_relro.
8990 (Output_segment::maximum_alignment): Remove relro handling.
8991 (Output_segment::set_section_addresses): Add increase_relro
8992 parameter. Change all callers. Add initial alignment to align
8993 relro sections on separate page. Remove old relro handling.
8994 (Output_segment::set_section_list_addresses): Remove in_relro
8995 parameter. Change all callers.
8996 (Output_segment::set_offset): Add increase parameter. Change all
8997 callers. Remove old relro handling.
8998 * output.h (class Output_section): Add new methods: is_last_relro,
8999 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
9000 Add is_last_relro_ and is_first_non_relro_ fields.
9001 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
9002 Create separate .got.plt section. Call increase_relro.
9003 * x86_64.cc (Target_x86_64::got_section): Likewise.
9004 * testsuite/relro_script_test.t: Add .got.plt.
9007 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
9008 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
9009 (Layout::finalize): Call set_dynamic_symbol_size.
9010 (Layout::set_dynamic_symbol_size): New function.
9011 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
9012 set_dynamic_symbol_size.
9015 * output.h (class Output_section): Add is_entsize_zero_ field.
9016 * output.cc (Output_section::Output_section): Initialize
9018 (Output_section::set_entsize): If two different entsizes are
9019 requested, force it to zero.
9020 (Output_section::add_input_section): Set flags for .debug_str
9021 before updating section flags. Set entsize.
9022 (Output_section::update_flags_for_input_section): Set SHF_MERGE
9023 and SHF_STRING if all input sections have those flags.
9025 2009-12-29 Rafael Espindola <espindola@google.com>
9027 * main.cc (main): Fix the sys time reporting.
9028 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
9031 2009-12-29 Sriraman Tallam <tmsriram@google.com>
9033 * options.cc (General_options::parse_version): Allow -v to exit
9034 without an error if there is nothing to link.
9036 2009-12-29 Ian Lance Taylor <iant@google.com>
9038 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
9039 using a version of gcc before 4.1.
9040 * configure: Rebuild.
9042 2009-12-28 Chris Demetriou <cgd@google.com>
9044 * attributes.cc (Output_attributes_section_data::do_write): Use
9045 std::vector::front rather than std::vector::data.
9047 2009-12-28 Ian Lance Taylor <iant@google.com>
9049 * symtab.h (class Symbol_table): Add enum Defined.
9050 * resolve.cc (Symbol_table::should_override): Add defined
9051 parameter. Change all callers. Test whether object is NULL
9052 before calling a method on it.
9053 (Symbol_table::report_resolve_problem): Add defined parameter.
9055 (Symbol_table::should_override_with_special): Likewise.
9056 * symtab.cc (Symbol_table::define_in_output_data): Add defined
9057 parameter. Change all callers.
9058 (Symbol_table::do_define_in_output_data): Likewise.
9059 (Symbol_table::define_in_output_segment): Likewise.
9060 (Symbol_table::do_define_in_output_segment): Likewise.
9061 (Symbol_table::define_as_constant): Likewise.
9062 (Symbol_table::do_define_as_constant): Likewise.
9063 * script.h (class Symbol_assignment): Add is_defsym parameter to
9064 constructor; change all callers.
9065 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
9066 parameter. Change all callers. Add is_defsym_ field.
9067 (class Parser_closure): Add parsing_defsym parameter to
9068 constructor; change all callers. Add parsing_defsym accessor
9069 function. Add parsing_defsym_ field.
9071 2009-12-28 Ian Lance Taylor <iant@google.com>
9073 * gold.cc (queue_middle_tasks): Fix formatting.
9074 * object.cc (Relobj::is_section_name_included): Likewise.
9076 2009-12-23 Ian Lance Taylor <iant@google.com>
9078 * i386.cc (Target_i386::do_calls_non_split): Recognize
9079 -fsplit-stack prologue for a function with a static chain.
9080 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
9081 -fsplit-stack prologue when using %r11.
9083 2009-12-21 Sriraman Tallam <tmsriram@google.com>
9085 * options.cc (General_options::parse_version): Make -v continue and do
9086 the link like GNU ld does.
9088 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
9090 * Makefile.am (CCFILES): Add timer.cc.
9091 (HFILES): Add timer.h.
9092 * configure.ac: Check for sysconf and times.
9093 * main.cc: include timer.h.
9094 (main): Use Timer instead of get_run_time.
9097 * workqueue.cc: include timer.h.
9098 (Workqueue::find_and_run_task):
9099 Report user, sys and wall time.
9100 * Makefile.in: Regenerate.
9101 * config.in: Regenerate.
9102 * configure: Regenerate.
9104 2009-12-16 Doug Kwan <dougkwan@google.com>
9106 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
9108 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
9109 relaxed input sections.
9110 * output.cc (Output_section::find_relaxed_input_section): Change
9111 return type to Output_relaxed_input_section pointer. Adjust code
9112 for new type of relaxed_input_section_map_.
9113 * output.h (Output_section::find_relaxed_input_section): Change
9114 return type to Output_relaxed_input_section pointer.
9115 (Output_section::Output_relaxed_input_section_by_input_section_map):
9117 (Output_section::relaxed_input_section_map_): Change type to
9118 Output_section::Output_relaxed_input_section_by_input_section_map.
9119 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
9122 2009-12-15 Ian Lance Taylor <iant@google.com>
9124 * layout.cc (Layout::create_shstrtab): Only write out after input
9125 sections if we are compressing debug sections.
9127 2009-12-15 Ian Lance Taylor <iant@google.com>
9129 * archive.cc (Archive::add_symbols): Only look up a symbol without
9130 a version if there is, in fact, a version.
9132 2009-12-14 Ian Lance Taylor <iant@google.com>
9134 Revert -Wshadow changes, all changes from:
9135 2009-12-11 Doug Kwan <dougkwan@google.com>
9136 2009-12-11 Nick Clifton <nickc@redhat.com>
9137 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
9139 2009-12-11 Doug Kwan <dougkwan@google.com>
9141 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
9143 * attributes.cc (Object_attribute::size): Ditto.
9144 (Attributes_section_data::size): Ditto.
9145 (Attributes_section_data::Attributes_section_data): Ditto.
9146 (Output_attributes_section_data::do_write): Ditto.
9147 * attributes.h (Object_attribute::set_type): Ditto.
9148 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
9150 2009-12-11 Nick Clifton <nickc@redhat.com>
9152 * archive.cc: Fix shadowed variable warnings.
9154 * compressed_output.cc: Likewise.
9155 * compressed_output.h: Likewise.
9156 * configure: Likewise.
9157 * dwarf_reader.cc: Likewise.
9158 * dynobj.cc: Likewise.
9159 * dynobj.h: Likewise.
9160 * ehframe.cc: Likewise.
9161 * ehframe.h: Likewise.
9162 * errors.cc: Likewise.
9163 * expression.cc: Likewise.
9164 * fileread.cc: Likewise.
9165 * fileread.h: Likewise.
9166 * freebsd.h: Likewise.
9167 * i386.cc: Likewise.
9169 * incremental.h: Likewise.
9170 * layout.cc: Likewise.
9171 * layout.h: Likewise.
9172 * mapfile.cc: Likewise.
9173 * merge.cc: Likewise.
9174 * merge.h: Likewise.
9175 * object.cc: Likewise.
9176 * object.h: Likewise.
9177 * options.h: Likewise.
9178 * output.cc: Likewise.
9179 * output.h: Likewise.
9180 * parameters.cc: Likewise.
9181 * plugin.cc: Likewise.
9182 * powerpc.cc: Likewise.
9183 * reduced_debug_output.cc: Likewise.
9184 * reduced_debug_output.h: Likewise.
9185 * reloc.cc: Likewise.
9186 * reloc.h: Likewise.
9187 * resolve.cc: Likewise.
9188 * script-sections.cc: Likewise.
9189 * script.cc: Likewise.
9190 * script.h: Likewise.
9191 * sparc.cc: Likewise.
9192 * symtab.cc: Likewise.
9193 * symtab.h: Likewise.
9194 * target-select.cc: Likewise.
9195 * target-select.h: Likewise.
9196 * token.h: Likewise.
9197 * workqueue.cc: Likewise.
9198 * workqueue.h: Likewise.
9199 * x86_64.cc: Likewise.
9201 2009-12-10 Doug Kwan <dougkwan@google.com>
9203 * arm.cc (attributes.h): New include.
9204 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
9205 (Arm_relobj::~Arm_relobj): Delete object pointed by
9206 attributes_section_data_.
9207 (Arm_relobj::attributes_section_data): New method definition.
9208 (Arm_relobj::attributes_section_data_): New data member declaration.
9209 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
9210 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
9211 attributes_section_data_.
9212 (Arm_dynobj::attributes_section_data): New method definition.
9213 (Arm_dynobj::attributes_section_data_): New data member declaration.
9214 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
9215 initialization value of may_use_blx_ to false.
9216 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
9217 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
9218 object attributes to compute results instead of hard-coding.
9219 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
9220 Target_arm::get_secondary_compatible_arch,
9221 Target_arm::set_secondary_compatible_arch
9222 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
9223 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
9224 New method declarations.
9225 (Target_arm::get_aeabi_object_attribute): New method definition.
9226 (Target_arm::attributes_section_data_): New data member declaration.
9227 (read_arm_attributes_section): New template definition.
9228 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
9229 (Arm_dynobj::do_read_symbols): Ditto.
9230 (Target_arm::do_finalize_sections): Merge attributes sections from
9231 input. Check for BLX use after attributes section merging.
9232 Fix __exidx_start and __exidx_end visibility. Create an
9233 .ARM.attributes section if necessary.
9234 (Target_arm::get_secondary_compatible_arch,
9235 Target_arm::set_secondary_compatible_arch,
9236 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
9237 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
9238 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
9239 New method definitions.
9241 2009-12-09 Ian Lance Taylor <iant@google.com>
9243 * plugin.cc (Plugin::load): Don't cast from void* to a function
9246 2009-12-09 Ian Lance Taylor <iant@google.com>
9248 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
9251 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
9253 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
9254 Replace two_file_shared_1.so with two_file_shared_2.so.
9255 * testsuite/Makefile.in: Regenerated.
9257 2009-12-08 Doug Kwan <dougkwan@google.com>
9259 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
9260 (HFILES): Add attributes.h and int_encoding.h.
9261 * Makefile.in: Regenerate.
9262 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
9263 function definitions to int_encoding.cc
9264 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
9265 prototypes to int_encoding.h
9266 * reduced_debug_output.cc (int_encoding.h): New include.
9267 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
9268 function definitions to int_encoding.cc
9269 (insert_into_vector, read_from_pointer): Move template definitions to
9271 * attributes.cc: New file.
9272 * attributes.h: New file.
9273 * int_encoding.cc: New file.
9274 * int_encoding.h: New file.
9276 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
9279 * incremental-dump.cc (dump_incremental_inputs): New.
9280 (main): Use dump_incremental_inputs.
9282 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
9285 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
9286 checking elfcpp::STT_FUNC.
9287 (Target_i386::Relocate::relocate): Likewise.
9288 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
9290 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
9291 symbols from shared libraries into normal FUNC symbols.
9293 * symtab.h (Symbol): Add is_func and use it.
9295 2009-12-05 Doug Kwan <dougkwan@google.com>
9297 * arm.cc (Target_arm::arm_info): Initialize new fields
9298 attributes_section and attributes_vendor.
9299 * i386.cc (Target_i386::i386_info): Same.
9300 * object.cc (Sized_relobj::do_layout): Skip attribute section.
9301 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
9302 fields attributes_section and attributes_vendor.
9303 * sparc.cc (Target_sparc::sparc_info): Same.
9304 * target.h (Target::attributes_section, Target::attributes_vendor,
9305 Target::is_attributes_section, Target::attribute_arg_type,
9306 Target::attributes_order): New method definitions.
9307 (Target::Target_info::attributes_section,
9308 Target::Target_info::attributes_vendor): New fields.
9309 (Target::do_attribute_arg_type, Target::do_attributes_order): New
9310 virtual method definitions.
9311 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
9312 attributes_section and attributes_vendor.
9313 * testsuite/testfile.cc (Target_test::test_target_info): Same.
9315 2009-12-05 Doug Kwan <dougkwan@google.com>
9317 * arm.cc: Update comments about interworking and stub generation.
9318 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
9319 considered as non-PIC.
9320 (Arm_relocate_functions::base_abs): Fix formatting.
9321 (Arm_relocate_functions::got_prel): Fix comment. Change interface
9322 of function to use GOT entry address instead of offset.
9323 (Target_arm::Scan::global): Issue an error if a symbol would need a
9324 PLT does not get one because it is untyped. Remove code to create
9325 dynamic symbols for relative branches.
9326 (Target_arm::Relocate::relocate: Use 0 instead of false since function
9327 takes unsigned integer instead of boolean.
9329 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
9331 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
9332 (two_file_test_LDADD): Likewise.
9333 (common_test_1_LDADD): Likewise.
9334 (exception_test_LDADD) Likewise.
9335 (weak_test_LDADD): Likewise.
9336 (many_sections_test_LDADD): Likewise.
9337 (initpri1_LDADD): Likewise.
9338 (script_test_1_LDADD): Likewise.
9339 (script_test_2_LDADD): Likewise.
9340 (justsyms_LDADD): Likewise.
9341 (binary_test_LDADD): Likewise.
9342 (large_LDADD): Likewise.
9343 * testsuite/Makefile.in: Regenerated.
9345 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
9347 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
9348 (Symbol_table::override_with_special): Likewise.
9349 (Symbol_table::add_from_object): Likewise.
9351 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
9353 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
9354 Don't set the data_offset twice.
9356 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
9358 * testsuite/Makefile.in: Regenerate.
9360 2009-12-03 Doug Kwan <dougkwan@google.com>
9362 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
9363 (Target_arm::do_finalize_sections): Add parameter for symbol table
9364 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
9365 * i386.cc (Target_i386::do_finalize_sections): Add an additional
9366 parameter for symbol table pointer.
9367 * layout.cc (Layout::finalize): Call Target::finalize_sections with
9368 an additional parameter for a pointer to symbol table.
9369 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
9370 parameter for a symbol table pointer.
9371 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
9372 * target.h (Target::finalize_sections, Target::do_finalize_sections):
9374 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
9375 parameter for a symbol table pointer.
9377 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
9379 * incremental.cc (Incremental_inputs_header)
9380 (Incremental_inputs_header_write, Incremental_inputs_entry)
9381 (Incremental_inputs_entry_write): Move ...
9382 * incremental.h (Incremental_inputs_header)
9383 (Incremental_inputs_header_write, Incremental_inputs_entry)
9384 (Incremental_inputs_entry_write): here.
9386 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
9388 * incremental.cc (make_sized_incremental_binary): Set the target.
9389 Error if it is incompatible.
9390 * output.h (Output_file): Add filename method.
9392 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
9394 * incremental.cc (Incremental_inputs_entry): Remove unused argument
9395 from the get_* methods.
9397 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
9399 * incremental-dump.cc (main): Check that the offeset of a script is 0.
9400 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
9401 Write 0 for the data_offset of scripts.
9403 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
9405 * testsuite/Makefile.am: Add the incremental_test.sh test.
9406 * testsuite/incremental_test.sh: New.
9407 * testsuite/incremental_test_1.c: New.
9408 * testsuite/incremental_test_2.c: New.
9410 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
9412 * incremental-dump.cc (main): Fix typos.
9414 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
9417 * incremental-dump.cc (main): Use llu to print 64 bit values.
9419 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
9420 H.J. Lu <hongjiu.lu@intel.com>
9422 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
9424 (incremental_dump_LDADD): Likewise.
9425 * Makefile.in: Regenerated.
9427 2009-11-25 Doug Kwan <dougkwan@google.com>
9431 2009-11-25 Doug Kwan <dougkwan@google.com>
9433 * arm.cc (Target_arm::Target_arm): Move method definition
9434 outside of class definition. Add code to handle
9435 --target1-rel, --target1-abs and --target2= options.
9436 (Target_arm::get_reloc_reloc_type): Change method to be
9437 non-static and const.
9438 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
9439 New data member declaration.
9440 (Target_arm::Scan::local, Target_arm::Scan::global,
9441 Target_arm::Relocate::relocate,
9442 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9443 Adjust call to Target_arm::get_real_reloc_type.
9444 (Target_arm::get_real_reloc_type): Use command line options
9445 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
9446 * options.h (--target1-rel, --target1-abs, --target2): New
9449 2009-11-25 Doug Kwan <dougkwan@google.com>
9451 * arm.cc (Target_arm::Target_arm): Move method definition outside of
9452 class definition. Add code to handle --target1-rel, --target1-abs
9453 and --target2= options.
9454 (Target_arm::get_reloc_reloc_type): Change method to be non-static
9456 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
9458 (Target_arm::Scan::local, Target_arm::Scan::global,
9459 Target_arm::Relocate::relocate,
9460 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
9461 call to Target_arm::get_real_reloc_type.
9462 (Target_arm::get_real_reloc_type): Use command line options to
9463 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
9464 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
9467 2009-11-25 Doug Kwan <dougkwan@google.com>
9469 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
9470 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
9471 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
9473 (Arm_relocate_functions::thm_call): Replace body with a call to
9474 Arm_relocate_functions::thumb_branch_common.
9475 (Arm_relocate_functions::thm_jump24,
9476 Arm_relocate_functions::thm_xpc22): New method definitions.
9477 (Arm_relocate_functions::thumb_branch_common): New method definition.
9478 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
9480 (Target_arm::Relocate::relocate): Adjust call to thm_call.
9481 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
9483 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
9485 * Makefile.am: Build incremental-dump
9486 * Makefile.in: Regenerate.
9487 * incremental-dump.cc: New.
9488 * incremental.cc (Incremental_inputs_header_data,
9489 Incremental_inputs_entry_data): Move to incremental.h
9490 * incremental.h: (Incremental_inputs_header_data,
9491 Incremental_inputs_entry_data): Move from incremental.cc
9493 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
9495 * incremental.cc (Incremental_inputs_header,
9496 Incremental_inputs_header_write, Incremental_inputs_entry,
9497 Incremental_inputs_entry_write): Add a typedef with the data type.
9499 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
9501 * incremental.cc (Incremental_inputs_header,
9502 Incremental_inputs_header_write, Incremental_inputs_entry,
9503 Incremental_inputs_entry_write): Update comment about which
9504 type has the filed descriptions.
9506 2009-11-15 Doug Kwan <dougkwan@google.com>
9508 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
9509 (Arm_relocate_functions::arm_branch_common): Change method defintion
9510 in class definition to a method declaration and update list of formal
9512 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
9513 Arm_relocation_functions::jump24): Adjust call to
9514 Arm_relocate_functions::arm_branch_common. Update list of formal
9516 (Arm_relocate_functions::xpc25): New method definition.
9517 (Arm_relocate_functions::arm_branch_common): Move method defintion
9518 out from class definition. Use stubs for mode-switching and extending
9520 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
9521 specially. Change code to enable use of stubs in ARM branches.
9523 2009-11-10 Doug Kwan <dougkwan@google.com>
9525 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
9526 in method declaration.
9527 (Target_arm::relocate_stub): New method declaration.
9528 (Target_arm::default_target): Change to return a pointer instead of
9530 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
9531 Target_arm::default_target.
9532 (Arm_Relobj::do_relocate_sections): Remove options paramater in
9534 (Target_arm::relocate_section): Adjust view.
9535 (Target_arm::relocate_stub): New method definition.
9537 2009-11-10 Doug Kwan <dougkwan@google.com>
9539 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
9541 * incremental.cc (open_incremental_binary): Initialized local
9542 variables to avoid warnings.
9543 * object.cc (make_elf_object): Ditto.
9544 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
9547 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
9550 * testsuite/plugin_test.c: Include "config.h".
9552 2009-11-09 Doug Kwan <dougkwan@google.com>
9554 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
9555 (arm_symbol_value): Remove.
9556 (Arm_relocate_functions::arm_branch_common,
9557 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
9558 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
9559 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
9560 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
9561 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
9562 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
9563 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
9564 Arm_relocate_functions::thm_mobw_abs_nc,
9565 Arm_relocate_functions::thm_mov_abs,
9566 Arm_relocate_functions::movw_prel_nc,
9567 Arm_relocate_functions::thm_movt_abs,
9568 Arm_relocate_functions::movt_prel,
9569 Arm_relocate_functions::thm_movw_prel_nc,
9570 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
9571 (Target_arm::Relocate::relocate): Only decompose address into two
9572 parts if relocation type uses the thumb-bit and pass the actual
9573 bit instead of a flag indicating that the thumb-bit is used. Adjust
9574 calls to methods in Arm_relocate_functions for this change.
9576 2009-11-08 Ian Lance Taylor <iant@google.com>
9579 * reloc.cc: Instantiate
9580 Sized_relobj::initialize_input_to_output_maps and
9581 Sized_relobj:free_input_to_output_maps.
9583 2009-11-06 Ian Lance Taylor <iant@google.com>
9586 * defstd.cc (in_segment): Set only_if_ref true for "end".
9588 2009-11-06 Doug Kwan <dougkwan@google.com>
9590 * arm.cc (class Reloc_stub): Correct a comment.
9591 (Target_arm::Target_arm): Initialize arm_input_section_map_.
9592 (Target_arm::scan_section_for_stubs): New method declaration.
9593 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
9594 Change methods from private to protected.
9595 (Target_arm::do_may_relax): New method definition.
9596 (Target_arm::do_relax, Target_arm::group_sections,
9597 Target_arm::scan_reloc_for_stub,
9598 Target_arm::scan_reloc_section_for_stubs): New method declarations.
9599 (Target_arm::arm_input_section_map_): New data member declaration.
9600 (Target_arm::scan_reloc_for_stub,
9601 Target_arm::scan_reloc_section_for_stubs,
9602 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
9603 Target_arm::do_relax): New method definitions.
9605 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
9607 * configure.ac: Check for (struct stat)::st_mtim
9608 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
9609 * config.in: Regenerate.
9610 * configure: Regenerate.
9612 2009-11-05 Ian Lance Taylor <iant@google.com>
9615 * output.cc (Output_segment::add_output_section): Add missing
9618 2009-11-04 Ian Lance Taylor <iant@google.com>
9621 * object.h (class Object): Add is_needed and set_is_needed
9622 methods. Add is_needed_ field. Make bool fields into bitfields.
9623 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
9624 defined in a dynamic object and referenced by a regular object,
9625 set is_needed for the dynamic object.
9626 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
9627 if the file is marked with as_needed and it is not needed.
9629 2009-11-04 Ian Lance Taylor <iant@google.com>
9632 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
9633 tags if data is discarded by linker script.
9634 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9635 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9636 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9637 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9639 2009-11-04 Ian Lance Taylor <iant@google.com>
9641 * layout.cc (Layout::get_output_section): Add is_interp and
9642 is_dynamic_linker_section parameters. Change all callers.
9643 (Layout::choose_output_section): Likewise.
9644 (Layout::make_output_section): Likewise.
9645 (Layout::add_output_section_data): Add is_dynamic_linker_section
9646 parameter. Change all callers.
9647 * layout.h (class Layout): Update declarations.
9648 * output.h (class Output_section): Add is_interp, set_is_interp,
9649 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
9650 Add is_interp_, is_dynamic_linker_section_ fields. Change
9651 generate_code_fills_at_write_ to a bitfield.
9652 * output.cc (Output_section::Output_sections): Initialize new
9654 (Output_segment::add_output_section): Add do_sort parameter.
9657 2009-11-03 Ian Lance Taylor <iant@google.com>
9660 * options.h (class General_options): Add --warn-common.
9661 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
9662 merging two common symbols.
9663 (Symbol_table::should_override): Handle --warn-common when merging
9664 a common symbol with a defined symbol. Use report_resolve_problem
9665 for multiple definitions.
9666 (Symbol_table::report_resolve_problem): New function.
9667 * symtab.h (class Symbol_table): Declare report_resolve_problem.
9669 2009-11-03 Doug Kwan <dougkwan@google.com>
9671 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
9673 (Target_arm::stub_factory): New method definition.
9674 (Target_arm::new_arm_input_section,
9675 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
9676 Target_arm::reloc_uses_thumb_bit): New method declarations.
9677 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
9678 New type definitions.
9679 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
9680 member declarations.
9681 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
9682 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
9683 New method definitions.
9685 2009-11-03 Ian Lance Taylor <iant@google.com>
9687 * options.h (class General_options): Add --warn_constructors.
9689 2009-11-03 Ian Lance Taylor <iant@google.com>
9692 * defstd.cc (in_section): Add entries for __rel_iplt_start,
9693 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
9695 2009-11-03 Ian Lance Taylor <iant@google.com>
9698 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
9699 --msgid-bugs-address.
9700 (install-pdf): New target.
9701 (install-data_yes): Look up one directory to find mkinstalldirs.
9703 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
9705 * po/Make-in (.po.gmo): Don't generate .gmo files in source
9708 2009-10-30 Doug Kwan <dougkwan@google.com>
9710 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
9712 2009-10-30 Doug Kwan <dougkwan@google.com>
9714 * arm.cc (Stub_addend_reader): New struct template definition
9715 and partial specializations.
9716 (Stub_addend_reader::operator()): New method definition for a
9717 partially specialized template.
9719 2009-10-30 Doug Kwan <dougkwan@google.com>
9721 * arm.cc (Arm_relobj::processor_specific_flags): New method
9723 (Arm_relobj::do_read_symbols): New method declaration.
9724 (Arm_relobj::processor_specific_flags_): New data member declaration.
9725 (Arm_dynobj): New class definition.
9726 (Target_arm::do_finalize_sections): Add input_objects parameter.
9727 (Target_arm::do_adjust_elf_header): New method declaration.
9728 (Target_arm::are_eabi_versions_compatible,
9729 (Target_arm::merge_processor_specific_flags): New method declaration.
9730 (Target_arm::do_make_elf_object): New overloaded method definitions
9732 (Arm_relobj::do_read_symbols): New method definition.
9733 (Arm_dynobj::do_read_symbols): Ditto.
9734 (Target_arm::do_finalize_sections): Add input_objects parameters.
9735 Merge processor-specific flags from all input objects.
9736 (Target_arm::are_eabi_versions_compatible,
9737 Target_arm::merge_processor_specific_flags,
9738 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
9739 New method definitions.
9740 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
9741 Input_objects pointer type parameter.
9742 * layout.cc (Layout::finalize): Pass input objects to target's.
9743 finalize_sections function.
9744 * output.cc (Output_file_header::do_sized_write): Set ELF file
9745 header's processor-specific flags.
9746 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
9747 Input_objects pointer type parameter.
9748 * sparc.cc (Target_sparc::do_finalize_sections): Same.
9749 * target.h (Input_objects): New forward class declaration.
9750 (Target::processor_specific_flags,
9751 Target::are_processor_specific_flags_sect): New method definitions.
9752 (Target::finalize_sections): Add input_objects parameter.
9753 (Target::Target): Initialize processor_specific_flags_ and
9754 are_processor_specific_flags_set_.
9755 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
9757 (Target::set_processor_specific_flags): New method definition.
9758 (Target::processor_specific_flags_,
9759 Target::are_processor_specific_flags_set_): New data member
9761 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
9762 Input_objects pointer type parameter.
9764 2009-10-30 Doug Kwan <dougkwan@google.com>
9766 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
9768 2009-10-28 Ian Lance Taylor <iant@google.com>
9770 * object.h (class Relobj): Drop options parameter from
9771 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
9772 do_scan_relocs, do_relocate. Change all callers.
9773 (class Sized_relobj): Drop options parameters from
9774 do_gc_process_relocs, do_scan_relocs, do_relocate,
9775 do_relocate_sections, relocate_sections, emit_relocs_scan,
9776 emit_relocs_scan_reltype. Change all callers.
9777 (struct Relocate_info): Remove options field and all references to
9779 * reloc.h (class Read_relocs): Remove options constructor
9780 parameter and options_ field. Change all callers.
9781 (class Gc_process_relocs, class Scan_relocs): Likewise.
9782 (class Relocate_task): Likewise.
9783 * target-reloc.h (scan_relocs): Remove options parameter. Change
9785 (scan_relocatable_relocs): Likewise.
9786 * target.h (class Sized_target): Remove options parameter from
9787 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
9789 * gc.h (gc_process_relocs): Remove options parameter. Change all
9791 * arm.cc: Update functions to remove options parameters.
9792 * i386.cc: Likewise.
9793 * powerpc.cc: Likewise.
9794 * sparc.cc: Likewise.
9795 * x86_64.cc: Likewise.
9796 * testsuite/testfile.cc: Likewise.
9798 2009-10-28 Doug Kwan <dougkwan@google.com>
9800 * arm.cc (Arm_relobj): New class definition.
9801 (Arm_relobj::scan_sections_for_stubs,
9802 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
9803 New method definitions.
9805 2009-10-28 Cary Coutant <ccoutant@google.com>
9807 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
9808 (Plugin::cleanup_done_): New member.
9809 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
9810 (Plugin_manager::cleanup_done_): Remove.
9811 (Plugin_manager::add_input_file): Edit error message.
9812 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
9813 (Plugin_manager::cleanup): Remove use of cleanup_done_.
9815 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
9817 * fileread.cc: (File_read::View::~View): Use the new
9818 data_ownership_ filed.
9819 (File_read::~File_read): Dispose the new whole_file_view_.
9820 (File_read::open): Mmap the whole file if needed.
9821 (File_read::open): Use whole_file_view_ instead of contents_.
9822 (File_read::find_view): Use whole_file_view_ if applicable.
9823 (File_read::do_read): Use whole_file_view_ instead of contents_.
9824 (File_read::make_view): Use whole_file_view_ instead of contents_,
9825 update File_read::View::View call.
9826 (File_read::find_or_make_view): Update File_read::View::View
9828 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
9830 (File_read::View::Data_ownership): New enum.
9831 (File_read::View::View): Replace bool mapped_ with Data_ownership
9833 (File_read::View::mapped_): Remove (replaced by data_ownership_).
9834 (File_read::View::data_ownership_): New field.
9835 (File_read::contents_): Remove (replaced by whole_file_view_).
9836 (File_read::whole_file_view_): New field.
9837 * options.h (class General_options): Add --keep-files-mapped.
9839 2009-10-27 Cary Coutant <ccoutant@google.com>
9841 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
9842 * testsuite/Makefile.am (plugin_test_5): New test case.
9843 * testsuite/Makefile.in: Regenerate.
9845 2009-10-25 Doug Kwan <dougkwan@google.com>
9847 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
9848 from private to protected to allow access by child class.
9849 (Sized_relobj::do_relocate_sections): New method declaration.
9850 (Sized_relobj::relocate_sections): Virtualize.
9851 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
9852 Sized_relobj::relocate_sections. Instantiate template explicitly
9853 for different target sizes and endianity.
9855 2009-10-24 Doug Kwan <dougkwan@google.com>
9857 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
9858 (Arm_input_section::as_arm_input_section): New method.
9859 (Arm_output_section): New class definition.
9860 (Arm_output_section::create_stub_group,
9861 Arm_output_section::group_sections): New method definitions.
9863 2009-10-22 Doug Kwan <dougkwan@google.com>
9865 * arm.cc (Arm_input_section): New class definition.
9866 (Arm_input_section::init, Arm_input_section:do_write,
9867 Arm_input_section::set_final_data_size,
9868 Arm_input_section::do_reset_address_and_file_offset): New method
9871 2009-10-21 Doug Kwan <dougkwan@google.com>
9873 * arm.cc (Stub_table, Arm_input_section): New forward class
9875 (Stub_table): New class defintion.
9876 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
9877 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
9878 New method definition.
9880 2009-10-21 Doug Kwan <dougkwan@google.com>
9882 * arm.cc: Update copyright comments.
9883 (Target_arm): New forward class template declaration.
9884 (Arm_address): New type.
9885 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
9886 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
9887 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
9889 (Insn_template): Same.
9890 (DEF_STUBS): New macro.
9891 (Stub_type): New enum type.
9892 (Stub_template): New class definition.
9895 (Stub_factory): Same.
9896 (Target_arm::Target_arm): Initialize may_use_blx_ and
9897 should_force_pic_veneer_.
9898 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
9899 Target_arm::should_force_pic_veneer,
9900 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
9901 Target_arm::using_thumb_only, Target_arm:;default_target): New
9903 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
9904 New data member declarations.
9905 (Insn_template::size, Insn_template::alignment): New method defintions.
9906 (Stub_template::Stub_template): New method definition.
9907 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
9908 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
9909 (Stub_factory::Stub_factory): New method definition.
9910 * gold.h (string_hash): New template.
9911 * output.h (Input_section_specifier::hash_value): Use
9913 (Input_section_specifier::string_hash): Remove.
9914 * stringpool.cc (Stringpool_template::string_hash): Use
9917 2009-10-20 Doug Kwan <dougkwan@google.com>
9919 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
9920 symbols of relaxed input sections.
9921 * output.h (Output_section::find_relaxed_input_section): Make
9924 2009-10-16 Doug Kwan <dougkwan@google.com>
9926 * dynobj.cc (Versions::Versions): Initialize version_script_.
9927 Only insert base version symbol definition for a shared object
9928 if version script defines any version versions.
9929 (Versions::define_base_version): New method definition.
9930 (Versions::add_def): Check that base version is not needed.
9931 (Versions::add_need): Define base version lazily.
9932 * dynobj.h (Versions::define_base_version): New method declaration.
9933 (Versions::needs_base_version_): New data member declaration.
9934 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
9935 (check_DATA): Add no_version_test.stdout.
9936 (libno_version_test.so, no_version_test.o no_version_test.stdout):
9938 * testsuite/Makefile.in: Regenerate.
9939 * testsuite/no_version_test.c: New file.
9940 * testsuite/no_version_test.sh: Ditto.
9942 2009-10-16 Doug Kwan <dougkwan@google.com>
9944 * expression.cc (class Segment_start_expression): New class definition.
9945 (Segment_start_expression::value): New method definition.
9946 (script_exp_function_segment_start): Return a new
9947 Segment_start_expression.
9948 * gold/script-c.h (script_saw_segment_start_expression): New function
9950 * script-sections.cc (Script_sections::Script_sections): Initialize
9951 SAW_SEGMENT_START_EXPRESSION_ to false.
9952 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
9953 and -Tbbs options to specify section addresses if given in
9954 command line and no SEGMENT_START expression is seen in a script.
9955 * script-sections.h (Script_sections::saw_segment_start_expression,
9956 Script_sections::set_saw_segment_start_expression): New method
9958 (Script_sections::saw_segment_start_expression_): New data member
9960 * script.cc (script_saw_segment_start_expression): New function.
9961 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
9962 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
9963 script_test_7.sh and script_test_8.sh.
9964 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
9965 script_test_8.stdout.
9966 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
9967 (script_test_6, script_test_6.stdout, script_test_7,
9968 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
9969 * Makefile.in: Regenerate.
9970 * testsuite/script_test_6.sh: New file.
9971 * testsuite/script_test_6.t: Same.
9972 * testsuite/script_test_7.sh: Same.
9973 * testsuite/script_test_7.t: Same.
9974 * testsuite/script_test_8.sh: Same.
9976 2009-10-16 Doug Kwan <dougkwan@google.com>
9978 * output.cc (Output_segment::set_section_list_address): Cast
9979 expressions to unsigned long long type to avoid format warnings.
9981 2009-10-15 Ian Lance Taylor <iant@google.com>
9983 * script.cc (Script_options::add_symbol_assignment): Always add a
9984 dot assignment to script_sections_.
9985 * script-sections.cc (Script_sections::add_dot_assignment):
9986 Initialize if necessary.
9988 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
9989 program headers with no load segment if there is a linker script.
9991 * layout.cc (Layout::set_segment_offsets): Align the file offset
9992 to the segment aligment for -N or -n with no load segment.
9993 * output.cc (Output_segment::add_output_section): Don't crash if
9994 the first section is a TLS section.
9995 (Output_segment::set_section_list_addresses): Print an error
9996 message if the address moves backward in a linker script.
9997 * script-sections.cc
9998 (Output_section_element_input::set_section_addresses): Don't
9999 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
10000 (Orphan_output_section::set_section_addresses): Likewise.
10002 2009-10-15 Doug Kwan <dougkwan@google.com>
10004 * layout.cc (Layout::finish_dynamic_section): Generate tags
10005 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
10006 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
10007 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
10009 2009-10-14 Ian Lance Taylor <iant@google.com>
10011 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
10013 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
10014 data_shdr fields of relinfo.
10015 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
10016 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
10017 R_386_TLS_LDO_32, adjust based on section flags.
10018 (Target_i386::Relocate::fix_up_ldo): Remove.
10020 2009-10-13 Ian Lance Taylor <iant@google.com>
10022 Add support for -pie.
10023 * options.h (class General_options): Add -pie and
10025 (General_options::output_is_position_independent): Test -pie.
10026 (General_options::output_is_executable): Return true if not shared
10027 and not relocatable.
10028 (General_options::output_is_pie): Remove.
10029 * options.cc (General_options::finalize): Reject incompatible uses
10031 * gold.cc (queue_middle_tasks): A -pie link is not static.
10032 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
10033 * symtab.cc (Symbol::final_value_is_known): Return false if
10034 output_is_position_independent.
10035 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
10036 output_is_position_independent.
10037 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
10038 output_is_position_independent.
10039 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
10040 output_is_position_independent.
10041 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
10043 (basic_pie_test.o, basic_pie_test): New targets.
10044 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
10045 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
10046 (two_file_pie_test): New target.
10047 * testsuite/Makefile.in: Rebuild.
10048 * README: Remove note saying that -pie is not supported.
10050 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10052 * options.h (class General_options): Add -init and -fini.
10053 * layout.cc (Layout::finish_dynamic_section): Emit
10054 given init and fini functions.
10056 2009-10-13 Sriraman Tallam <tmsriram@google.com>
10058 * gc.h (gc_process_relocs): Check if icf is enabled using new
10060 * gold.cc (queue_initial_tasks): Likewise.
10061 (queue_middle_tasks): Likewise.
10062 * object.cc (do_layout): Likewise.
10063 * symtab.cc (is_section_folded): Likewise.
10064 * main.cc (main): Likewise.
10065 * reloc.cc (Read_relocs::run): Likewise.
10066 (Sized_relobj::do_scan_relocs): Likewise.
10067 * icf.cc (is_function_ctor_or_dtor): New function.
10068 (Icf::find_identical_sections): Check if function is ctor or dtor when
10069 safe icf is chosen.
10070 * options.h (General_options::icf): Change option to be an enum.
10071 (Icf_status): New enum.
10072 (icf_enabled): New method.
10073 (icf_safe_folding): New method.
10074 (set_icf_status): New method.
10075 (icf_status_): New variable.
10076 * (options.cc) (General_options::finalize): Set icf_status_.
10077 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
10078 icf_test and icf_keep_unique_test to use the --icf enum flag.
10079 * testsuite/icf_safe_test.sh: New file.
10080 * testsuite/icf_safe_test.cc: New file.
10082 2009-10-12 Sriraman Tallam <tmsriram@google.com>
10084 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
10085 includes to gc.h and icf.h.
10086 * arm.cc: Include gc.h.
10087 * gold.cc: Likewise.
10088 * i386.cc: Likewise.
10089 * powerpc.cc: Likewise.
10090 * sparc.cc: Likewise.
10091 * x86_64.cc: Likewise.
10092 * gc.h: Include icf.h.
10094 2009-10-11 Ian Lance Taylor <iant@google.com>
10096 * plugin.cc: Include "gold.h" before other header files.
10098 2009-10-10 Chris Demetriou <cgd@google.com>
10100 * options.h (Input_file_argument::Input_file_type): New enum.
10101 (Input_file_argument::is_lib_): Replace with...
10102 (Input_file_argument::type_): New member.
10103 (Input_file_argument::Input_file_argument): Take Input_file_type
10104 'type' rather than boolean 'is_lib' as second argument.
10105 (Input_file_argument::is_lib): Use type_.
10106 (Input_file_argument::is_searched_file): New function.
10107 (Input_file_argument::may_need_search): Handle is_searched_file.
10108 * options.cc (General_options::parse_library): Support -l:filename.
10109 (General_options::parse_just_symbols): Update for Input_file_argument
10111 (Command_line::process): Likewise.
10112 * archive.cc (Archive::get_file_and_offset): Likewise.
10113 * plugin.cc (Plugin_manager::release_input_file): Likewise.
10114 * script.cc (read_script_file, script_add_file): Likewise.
10115 * fileread.cc (Input_file::Input_file): Likewise.
10116 (Input_file::will_search_for): Handle is_searched_file.
10117 (Input_file::open): Likewise.
10118 * readsyms.cc (Read_symbols::get_name): Likewise.
10119 * testsuite/Makefile.am (searched_file_test): New test.
10120 * testsuite/Makefile.in: Regenerate.
10121 * testsuite/searched_file_test.cc: New file.
10122 * testsuite/searched_file_test_lib.cc: New file.
10124 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10125 Ian Lance Taylor <iant@google.com>
10127 * descriptor.cc: Include <cstdio> and "binary-io.h".
10128 (Descriptors::open): Open the files in binary mode always.
10129 * script.cc (Lex::get_token): Treat \r as whitespace.
10131 2009-10-09 Ian Lance Taylor <iant@google.com>
10133 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
10135 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10136 Ian Lance Taylor <iant@google.com>
10138 * configure.ac: Check for readv function also.
10139 * fileread.cc (readv): Define if not HAVE_READV.
10140 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
10142 * config.in: Regenerate.
10143 * configure: Regenerate.
10145 2009-10-09 Doug Kwan <dougkwan@google.com>
10147 * layout.cc (Layout::make_output_section): Call target hook to make
10148 ordinary output section.
10149 (Layout::finalize): Adjust parameter list of call the
10150 Target::may_relax().
10151 * layout.h (class Layout::section_list): New method.
10152 * merge.h (Output_merge_base::entsize): Change visibility to public.
10153 (Output_merge_base::is_string, Output_merge_base::do_is_string):
10155 (Output_merge_string::do_is_string): New method.
10156 * object.cc (Sized_relobj::do_setup): renamed from
10157 Sized_relobj::set_up.
10158 * object.h (Sized_relobj::adjust_shndx,
10159 Sized_relobj::initializ_input_to_output_maps,
10160 Sized_relobj::free_input_to_output_maps): Change visibilities to
10162 (Sized_relobj::setup): Virtualize.
10163 (Sized_relobj::do_setup): New method declaration.
10164 (Sized_relobj::invalidate_section_offset,
10165 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
10166 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
10167 * options.cc (parse_int): New function.
10168 * options.h (parse_int): New declaration.
10169 (DEFINE_int): New macro.
10170 (stub_group_size): New option.
10171 * output.cc (Output_section::Output_section): Initialize memebers
10172 merge_section_map_, merge_section_by_properties_map_,
10173 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
10174 (Output_section::add_input_section): Handled deferred code-fill
10175 generation and remove an old comment.
10176 (Output_section::add_relaxed_input_section): New method definition.
10177 (Output_section::add_merge_input_section): Use merge section by
10178 properties map to speed to search. Update merge section maps
10180 (Output_section::build_relaxation_map): New method definition.
10181 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
10183 (Output_section::relax_input_section): Renamed to
10184 Output_section::convert_input_sections_to_relaxed_sections and change
10185 interface to take a vector of pointers to relaxed sections.
10186 (Output_section::find_merge_section,
10187 Output_section::find_relaxed_input_section): New method definitions.
10188 (Output_section::is_input_address_mapped,
10189 Output_section::output_offset, Output_section::output_address):
10190 Use output section data maps to speed up searching.
10191 (Output_section::find_starting_output_address): Add comments.
10192 (Output_section::do_write,
10193 Output_section::write_to_postprocessing_buffer): Do code-fill
10194 generation as appropriate.
10195 (Output_section::get_input_sections): Invalidate relaxed input section
10197 (Output_section::restore_states): Adjust type of checkpoint .
10198 Invalidate relaxed input section map.
10199 * output.h (Output_merge_base): New class declaration.
10200 (Input_section_specifier): New class defintion.
10201 (class Output_relaxed_input_section) Change base class to
10202 Output_section_data_build.
10203 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
10204 base class initializer.
10205 (Output_section::add_relaxed_input_section): New method declaration.
10206 (Output_section::Input_section): Change visibility to protected.
10207 (Output_section::Input_section::relobj,
10208 Output_section::Input_section::shndx): Handle relaxed input sections.
10209 Output_section::input_sections) Change visibility to protected. Also
10210 define overload to return a non-const pointer.
10211 (Output_section::Merge_section_properties): New class defintion.
10212 (Output_section::Merge_section_by_properties_map,
10213 Output_section::Output_section_data_by_input_section_map,
10214 Output_section::Relaxation_map): New types.
10215 (Output_section::relax_input_section): Rename method to
10216 Output_section::convert_input_sections_to_relaxed_sections and change
10217 interface to take a vector of relaxed section pointers.
10218 (Output_section::find_merge_section,
10219 Output_section::find_relaxed_input_section,
10220 Output_section::build_relaxation_map,
10221 Output_section::convert_input_sections_in_list_to_relaxed_sections):
10222 New method declarations.
10223 (Output_section::merge_section_map_
10224 Output_section::merge_section_by_properties_map_,
10225 Output_section::relaxed_input_section_map_,
10226 Output_section::is_relaxed_input_section_map_valid_,
10227 Output_section::generate_code_fills_at_write_): New data members.
10228 * script-sections.cc
10229 (Output_section_element_input::set_section_addresses): Call
10230 current_data_size and addralign methods of relaxed input sections.
10231 (Orphan_output_section::set_section_addresses): Call current_data_size
10232 and addralign methods of relaxed input sections.
10233 * symtab.cc (Symbol_table::compute_final_value): Extract template
10234 from the body of Symbol_table::sized_finalize_symbol.
10235 (Symbol_table::sized_finalized_symbol): Call
10236 Symbol_table::compute_final_value.
10237 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
10238 (Symbol_table::compute_final_value): New templated method declaration.
10239 * target.cc (Target::do_make_output_section): New method defintion.
10240 * target.h (Target::make_output_section): New method declaration.
10241 (Target::relax): Add more parameters for input objects, symbol table
10242 and layout. Adjust call to do_relax.
10243 (Target::do_make_output_section): New method declaration.
10244 (Target::do_relax): Add parameters for input objects, symbol table
10247 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10249 * pread.c: Include stdio.h.
10251 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10253 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
10256 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10258 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
10259 Change read_shndx type to unsigned int.
10260 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
10262 (Sized_dwarf_line_info::read_line_mappings): Likewise.
10263 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
10264 Change read_shndx type to unsigned int.
10265 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
10267 (Sized_dwarf_line_info::read_line_mappings): Likewise.
10268 * layout.cc (Layout::create_symtab_sections): Cast the result of
10269 local_symcount * symsize to off_t in the gold_assert.
10271 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10273 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
10274 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
10276 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
10277 (Arm_relocate_functions::thm_abs5): New function.
10278 (Arm_relocate_functions::abs12): New function.
10279 (Arm_relocate_functions::abs16): New function.
10280 (Arm_relocate_functions::base_abs): New function.
10281 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
10282 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
10283 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
10285 (Scan::global): Likewise.
10286 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
10287 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
10288 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
10289 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
10292 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10294 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
10295 (Arm_relocate_functions::movt_prel): New function.
10296 (Arm_relocate_functions::thm_movw_prel_nc): New function.
10297 (Arm_relocate_functions::thm_movt_prel): New function.
10298 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
10299 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
10300 (Scan::global, Relocate::relocate): Likewise.
10301 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10303 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
10305 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
10306 Incremental_checker.
10307 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
10309 (class Incremental_inputs_header): New class.
10310 (Incremental_inputs_header_writer): Edit comment.
10311 (Incremental_inputs_entry): New class.
10312 (Incremental_inputs_entry_writer): Edit comment.
10313 (Sized_incremental_binary::do_find_incremental_inputs_section):
10314 Add *strtab_shndx parameter, fill it.
10315 (Sized_incremental_binary::do_check_inputs): New method.
10316 (Incremental_checker::can_incrementally_link_output_file): Use
10317 Sized_incremental_binary::check_inputs.
10318 (Incremental_inputs::report_command_line): Save command line in
10321 (Incremental_binary::find_incremental_inputs_section): New
10323 (Incremental_binary::do_find_incremental_inputs_section): Add
10324 strtab_shndx parameter.
10325 (Incremental_binary::do_check_inputs): New pure virtual method.
10326 (Sized_incremental_binary::do_check_inputs): Declare.
10327 (Incremental_checker::Incremental_checker): Add incremental_inputs
10328 parameter, use it to initialize incremental_inputs_.
10329 (Incremental_checker::incremental_inputs_): New field.
10330 (Incremental_checker::command_line): New method.
10331 (Incremental_checker::inputs): New method.
10332 (Incremental_checker::command_line_): New field.
10334 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
10336 * incremental.cc: Include <cstdarg> and "target-select.h".
10337 (vexplain_no_incremental): New function.
10338 (explain_no_incremental): New function.
10339 (Incremental_binary::error): New method.
10340 (Sized_incremental_binary::do_find_incremental_inputs_section): New
10342 (make_sized_incremental_binary): New function.
10343 (open_incremental_binary): New function.
10344 (can_incrementally_link_file): Add checks if output is ELF and has
10346 * incremental.h: Include "elfcpp_file.h" and "output.h".
10347 (Incremental_binary): New class.
10348 (Sized_incremental_binary): New class.
10349 (open_incremental_binary): Declare.
10350 * object.cc (is_elf_object): Use
10351 elfcpp::Elf_recognizer::is_elf_file.
10352 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
10353 * output.h (Output_file::filesize): New method.
10355 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10357 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
10359 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
10360 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
10362 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
10364 (Arm_relocate_functions::movw_abs_nc): New function.
10365 (Arm_relocate_functions::movt_abs): New function.
10366 (Arm_relocate_functions::thm_movw_abs_nc): New function.
10367 (Arm_relocate_functions::thm_movt_abs): New function.
10368 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
10369 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
10370 (Scan::global): Likewise.
10371 (Relocate::relocate): Likewise.
10372 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10374 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10376 * arm.cc (Arm_relocate_functions::got_prel) New function.
10377 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
10378 (Relocate::relocate): Likewise.
10379 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10381 2009-10-06 Ian Lance Taylor <iant@google.com>
10383 * options.h (class General_options): Define
10384 split_stack_adjust_size parameter.
10385 * object.h (class Object): Add uses_split_stack_ and
10386 has_no_split_stack_ fields. Add uses_split_stack and
10387 has_no_split_stack accessor functions. Declare
10388 handle_split_stack_section.
10389 (class Reloc_symbol_changes): Define.
10390 (class Sized_relobj): Define Function_offsets. Declare
10391 split_stack_adjust, split_stack_adjust_reltype, and
10393 * object.cc (Object::handle_split_stack_section): New function.
10394 (Sized_relobj::do_layout): Call handle_split_stack_section.
10395 * dynobj.cc (Sized_dynobj::do_layout): Call
10396 handle_split_stack_section.
10397 * reloc.cc (Sized_relobj::relocate_sections): Call
10398 split_stack_adjust for executable sections in split_stack
10399 objects. Pass reloc_map to relocate_section.
10400 (Sized_relobj::split_stack_adjust): New function.
10401 (Sized_relobj::split_stack_adjust_reltype): New function.
10402 (Sized_relobj::find_functions): New function.
10403 * target-reloc.h: Include "object.h".
10404 (relocate_section): Add reloc_symbol_changes parameter. Change
10406 * target.h (class Target): Add calls_non_split method. Declare
10407 do_calls_non_split virtual method. Declare match_view and
10409 * target.cc: Include "elfcpp.h".
10410 (Target::do_calls_non_split): New function.
10411 (Target::match_view): New function.
10412 (Target::set_view_to_nop): New function.
10413 * gold.cc (queue_middle_tasks): Give an error if mixing
10414 split-stack and non-split-stack objects with -r.
10415 * i386.cc (Target_i386::relocate_section): Add
10416 reloc_symbol_changes parameter.
10417 (Target_i386::do_calls_non_split): New function.
10418 * x86_64.cc (Target_x86_64::relocate_section): Add
10419 reloc_symbol_changes parameter.
10420 (Target_x86_64::do_calls_non_split): New function.
10421 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
10423 * powerpc.cc (Target_powerpc::relocate_section): Add
10424 reloc_symbol_changes parameter.
10425 * sparc.cc (Target_sparc::relocate_section): Add
10426 reloc_symbol_changes parameter.
10427 * configure.ac: Call AM_CONDITIONAL for the default target.
10428 * configure: Rebuild.
10429 * testsuite/Makefile.am (TEST_AS): New variable.
10430 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
10431 (check_DATA): Add split_i386 and split_x86_64 files.
10432 (SPLIT_DEFSYMS): Define.
10433 (split_i386_[1234n].o): New targets.
10434 (split_i386_[124]): New targets.
10435 (split_i386_[1234r].stdout): New targets.
10436 (split_x86_64_[1234n].o): New targets.
10437 (split_x86_64_[124]): New targets.
10438 (split_x86_64_[1234r].stdout): New targets.
10439 (MOSTLYCLEANFILES): Add new executables.
10440 * testsuite/split_i386.sh: New file.
10441 * testsuite/split_x86_64.sh: New file.
10442 * testsuite/split_i386_1.s: New file.
10443 * testsuite/split_i386_2.s: New file.
10444 * testsuite/split_i386_3.s: New file.
10445 * testsuite/split_i386_4.s: New file.
10446 * testsuite/split_i386_n.s: New file.
10447 * testsuite/split_x86_64_1.s: New file.
10448 * testsuite/split_x86_64_2.s: New file.
10449 * testsuite/split_x86_64_3.s: New file.
10450 * testsuite/split_x86_64_4.s: New file.
10451 * testsuite/split_x86_64_n.s: New file.
10452 * testsuite/testfile.cc (Target_test): Update relocation_section
10454 * testsuite/Makefile.in: Rebuild.
10456 2009-10-06 Ian Lance Taylor <iant@google.com>
10458 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
10459 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
10460 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
10461 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
10462 the address on ldo_addrs_.
10463 (Target_i386::Relocate::fix_up_ldo): New function.
10465 2009-10-06 Rafael Espindola <espindola@google.com>
10467 * plugin.cc (add_input_library): New.
10468 (Plugin::load): Add add_input_library to tv.
10469 (Plugin_manager::add_input_file): Add the is_lib argument.
10470 (add_input_file): Update call to Plugin_manager::add_input_file.
10471 (add_input_library): New.
10472 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
10474 2009-09-30 Doug Kwan <dougkwan@google.com>
10476 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
10477 symbol and call Symbol::may_need_copy_reloc to determine if
10478 a copy reloc is needed.
10479 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
10480 nocopyreloc is given in command line.
10481 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
10482 given in command line.
10483 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
10484 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
10485 of the removed Target_i386::may_need_copy_reloc.
10486 * options.h (copyreloc): New option with default value false.
10487 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
10488 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
10489 instead of the removed Target_powerpc::may_need_copy_reloc.
10490 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
10491 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
10492 instead of the removed Target_sparc::may_need_copy_reloc.
10493 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
10494 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
10495 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
10496 instead of the removed Target_x86_64::may_need_copy_reloc.
10498 2009-09-30 Ian Lance Taylor <iant@google.com>
10500 * object.h (class Object): Remove target_ field, and target,
10501 sized_target, and set_target methods.
10502 (Object::sized_target): Remove.
10503 (class Sized_relobj): Update declarations. Remove sized_target.
10504 * object.cc (Sized_relobj::setup): Remove target parameter.
10505 Change all callers.
10506 (Input_objects::add_object): Don't do anything with the target.
10507 (make_elf_sized_object): Add punconfigured parameter. Change all
10508 callers. Set or test parameter target.
10509 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
10510 Change all callers.
10511 * parameters.cc (Parameters::set_target): Change parameter type to
10513 (Parameters::default_target): Remove.
10514 (set_parameters_target): Change parameter type to be non-const.
10515 (parameters_force_valid_target): New function.
10516 (parameters_clear_target): New function.
10517 * parameters.h (class Parameters): Update declarations. Remove
10518 default_target method. Add sized_target and clear_target
10519 methods. Change target_ to be non-const.
10520 (set_parameters_target): Update declaration.
10521 (parameters_force_valid_target): Declare.
10522 (parameters_clear_target): Declare.
10523 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
10524 as NULL if we aren't searching.
10525 (Add_symbols::run): Don't check for compatible target.
10526 * fileread.cc (Input_file::open_binary): Call
10527 parameters_force_valid_target.
10528 * gold.cc (queue_middle_tasks): Likewise.
10529 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
10530 set_target on object.
10531 * dynobj.h (class Sized_dynobj): Update declarations.
10532 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
10533 make_elf_object returns NULL.
10534 (Archive::include_member): Don't check whether object target is
10536 * output.cc (Output_section::add_input_section): Get target from
10538 (Output_section::relax_input_section): Likewise.
10539 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
10541 (Sized_relobj::do_scan_relocs): Likewise.
10542 (Sized_relobj::relocate_sections): Likewise.
10543 * resolve.cc (Symbol_table::resolve): Likewise.
10544 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
10545 parameter. Change all callers.
10546 (Symbol_table::add_from_object): Get target from parameters.
10547 (Symbol_table::add_from_relobj): Don't check object target.
10548 (Symbol_table::add_from_dynobj): Likewise.
10549 (Symbol_table::define_special_symbol): Get target from
10551 * symtab.h (class Symbol_table): Update declaration.
10552 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
10553 parameter. Change all callers. Clear parameter target.
10554 (Binary_test): Test target here.
10555 * testsuite/object_unittest.cc (gold_testsuite): Remove
10556 target_test_pointer parameter. Change all callers.
10557 (Object_test): Test target here.
10559 2009-09-26 Ian Lance Taylor <iant@google.com>
10561 * testsuite/initpri1.c: Don't try to use constructor priorities if
10562 compiling with gcc before 4.3.
10564 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
10566 * testsuite/retain_symbols_file_test.sh (check_present): Change
10567 output file name to retain_symbols_file_test.stdout.
10568 (check_absent): Likewise.
10570 2009-09-18 Craig Silverstein <csilvers@google.com>
10572 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
10573 * options.cc: Include <cerrno> and <fstream>.
10574 (General_options::finalize): Parse -retain-symbols-file tag.
10575 * options.h: New flag.
10576 (General_options): New method should_retain_symbol, new
10577 variable symbols_to_retain.
10578 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
10579 should_retain_symbol map.
10580 * testsuite/Makefile.am (retain_symbols_file_test): New test.
10581 * testsuite/Makefile.in: Regenerate.
10582 * testsuite/retain_symbols_file_test.sh: New file.
10584 2009-09-18 Nick Clifton <nickc@redhat.com>
10586 * po/es.po: Updated Spanish translation.
10588 2009-09-17 Doug Kwan <dougkwan@google.com>
10590 * debug.h (DEBUG_RELAXATION): New constant.
10591 (DEBUG_ALL): Add DEBUG_RELAXATION.
10592 (debug_string_to_enum): Add relaxation debug option.
10594 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
10595 Layout::Relaxation_debug_check::read_sections,
10596 Layout::Relaxation_debug_check::read_sections): New method definitions.
10597 (Layout::Layout): Initialize data members
10598 record_output_section_data_from_scrips_,
10599 script_output_section_data_list_ and relaxation_debug_check_.
10600 (Layout::save_segments, Layout::restore_segments,
10601 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
10602 Layout::relaxation_loop_body): New method definitions.
10603 (Layout::finalize): Support relaxation. Move section layout code to
10604 Layout::relaxation_loop_body.
10605 (Layout::set_asection_address_from_script): Move code for orphan
10606 section placement out.
10607 (Layout::place_orphan_sections_in_script): New method definition.
10608 * layout.h (Output_segment_headers, Output_file_header):
10609 New forward class declarations.
10610 (Layout::~Layout): Define.
10611 (Layout::new_output_section_data_from_script): New method definition.
10612 (Layout::place_orphan_sections_in_script): New method declaration.
10613 (Layout::Segment_states): New type declaration.
10614 (Layout::save_segments, Layout::restore_segments,
10615 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
10616 Layout::relaxation_loop_body): New method declarations.
10617 (Layout::Output_section_data_list): New type declaration.
10618 (Layout::Relaxation_debug_check): New class definition.
10619 (Layout::record_output_section_data_from_script_,
10620 Layout::script_output_section_data_list_, Layout::segment_states_,
10621 Layout::relaxation_debug_check_): New data members.
10622 * output.cc: (Output_section_headers::do_size): New method definition.
10623 (Output_section_headers::Output_section_headers): Move size
10624 computation to Output_section_headers::do_size.
10625 (Output_segment_headers::do_size): New method definition.
10626 (Output_file_header::Output_file_header): Move size computation to
10627 Output_file_header::do_size and call it.
10628 (Output_file_header::do_size): New method definition.
10629 (Output_data_group::Output_data_group): Adjust call to
10630 Output_section_data.
10631 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
10632 (Output_symtab_xindex::do_write): Add array bound check.
10633 (Output_section::Input_section::print_to_mapfile): Handle
10634 RELAXED_INPUT_SECTION_CODE.
10635 (Output_section::Output_section): Initialize data member checkpoint_.
10636 (Output_section::~Output_section): Delete checkpoint object pointed
10638 (Output_section::add_input_section): Always add an Input_section if
10640 (Output_section::add_merge_input_section): Add assert.
10641 (Output_section::relax_input_section): New method definition.
10642 (Output_section::set_final_data_size): Set load address to zero for
10643 an unallocated section.
10644 (Output_section::do_address_and_file_offset_have_reset_values):
10645 New method definition.
10646 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
10647 Handle relaxed input section.
10648 (Output_section::sort_attached_input_sections): Checkpoint input
10649 section list lazily.
10650 (Output_section::get_input_sections): Change type of input_sections to
10651 list of Simple_input_section pointers. Checkpoint input section list
10652 lazily. Also handle relaxed input sections.
10653 (Output_section::add_input_section_for_script): Take a reference to
10654 a Simple_input_section object instead of Relobj pointer and section
10655 index as parameter. Handle relaxed input sections.
10656 (Output_section::save_states, Output_section::restore_states): New
10657 method definitions.
10658 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
10659 (Output_data::is_data_size_fixed): New method definition.
10660 (Output_data::reset_addresss_and_file_offset): Do not reset data size
10662 (Output_data::address_and_file_offset_have_reset_values): New method
10664 (Output_data::do_address_and_file_offset_have_reset_values): New method
10666 (Output_data::set_data_size): Check that data size is not fixed.
10667 (Output_data::fix_data_size): New method definition.
10668 (Output_data::is_data_size_fixed_): New data member.
10669 (Output_section_headers::set_final_data_size): New method definition.
10670 (Output_section_headers::do_size): New method declaration.
10671 (Output_segment_headers::set_final_data_size): New method definition.
10672 (Output_segment_headers::do_size): New method declaration.
10673 (Output_file_header::set_final_data_size)::New method definition.
10674 (Output_file_header::do_size)::New method declaration.
10675 (Output_section_data::Output_section_data): Add new parameter
10676 is_data_size_fixed and use it to fix data size.
10677 (Output_data_const::Output_data_const): Adjust call to base class
10678 constructor and fix data size.
10679 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
10680 base class constructor and fix data size.
10681 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
10682 base class constructor and fix data size.
10683 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
10684 class constructor and fix data size.
10685 (Output_data_group::set_final_data_size): New method definition.
10686 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
10687 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
10688 class constructor and fix data size.
10689 (Output_relaxed_input_section): New class definition.
10690 (Output_section::Simple_input_section): New class definition.
10691 (Output_section::get_input_sections): Adjust parameter list.
10692 (Output_section::add_input_section_for_script): Same.
10693 (Output_section::save_states, Output_section::restore_states,
10694 Output_section::do_address_and_file_offset_have_reset_values,
10695 (Output_section::Input_section::Input_section): Handle
10696 RELAXED_INPUT_SECTION_CODE. Add new overload for
10697 Output_relaxed_input_section.
10698 (Output_section::Input_section::is_input_section,
10699 Output_section::Input_section::set_output_section): Handle relaxed
10701 (Output_section::Input_section::is_relaxed_input_section,
10702 Output_section::Input_section::output_section_data,
10703 Output_section::Input_section::relaxed_input_section): New method
10705 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
10707 (Output_section::Input_section::u1_): Update comments.
10708 (Output_section::Input_section::u2_): Add new union member poris.
10709 (Output_section::Checkpoint_output_section): New classs definition.
10710 (Output_section::relax_input_section): New method declaration.
10711 (Output_section::checkpoint_): New data member.
10712 (Output_segment): Update comments.
10713 (Output_segment::Output_segment): Un-privatize copy constructor.
10714 (Output_segment::operator=): Un-privatize.
10715 * script-sections.cc (Output_section_element::Input_section_list):
10716 Change element type to Output_section::Simple_input_section.
10717 (Output_section_element_dot_assignment::set_section_addresses):
10718 Register output section data for relaxation clean up.
10719 (Output_data_exression::Output_data_expression): Adjust call to base
10720 constructor to fix data size.
10721 (Output_section_element_data::set_section_addresses): Register
10722 Output_data_expression object for relaxation clean up.
10723 (struct Input_section_info): Replace Relobj pointer and section index
10724 pair with Output_section::Simple_input_section and Convert struct to a
10726 (Input_section_sorter::operator()): Adjust access to
10727 Input_section_info data member to use accessors.
10728 (Output_section_element_input::set_section_addresses): Use layout
10729 parameter. Adjust code to use Output_section::Simple_input_section
10730 and Input_secction_info classes. Register filler for relaxation
10732 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
10733 and section index pair with Output_section::Simple_input_section
10734 class. Adjust code accordingly.
10735 (Phdrs_element::release_segment): New method definition.
10736 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
10738 (Script_sections::release_segments): New method definition.
10739 * gold/script-sections.h (Script_sections::release_segments): New
10740 method declaration.
10741 * gold/target.h (Target::may_relax, Target::relax,
10742 Target::do_may_relax, Target::do_relax): New method definitions.
10744 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10746 * arm.cc (has_signed_unsigned_overflow): New function.
10747 (Arm_relocate_functions::abs8): New function.
10748 (Target_arm::Scan::local): Handle R_ARM_ABS8.
10749 (Target_arm::Scan::global): Likewise.
10750 (Target_arm::relocate::relocate): Likewise.
10751 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10754 2009-09-16 Cary Coutant <ccoutant@google.com>
10756 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
10757 * testsuite/Makefile.in: Regenerate.
10759 2009-09-11 Nick Clifton <nickc@redhat.com>
10761 * po/gold.pot: Updated by the Translation project.
10763 2009-09-08 Cary Coutant <ccoutant@google.com>
10765 * output.cc (Output_file::open): Add execute permission to empty file.
10766 * testsuite/Makefile.am (permission_test): New test.
10767 * testsuite/Makefile.in: Regenerate.
10769 2009-09-02 Ian Lance Taylor <iant@google.com>
10771 * output.cc (Output_file::resize): Call map_no_anonymous rather
10774 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
10776 * gold.cc: Include "incremental.h".
10777 (queue_initial_tasks): Call Incremental_checker methods.
10778 * incremental.cc: Include "output.h".
10779 (Incremental_checker::can_incrementally_link_output_file): New
10781 * incremental.h (Incremental_checker): New class.
10783 * output.cc (Output_file::open_for_modification): New method.
10784 (Output_file::map_anonymous): Changed return type to bool. Record
10785 map in base_ field.
10786 (Output_file::map_no_anonymous): New method, broken out of map.
10787 (Output_file::map): Use map_no_anonymous and map_anonymous.
10788 * output.h (class Output_file): Update declarations.
10790 2009-08-24 Cary Coutant <ccoutant@google.com>
10792 * options.h (Command_line::Pre_options): New class.
10793 (Command_line::pre_options): New member.
10794 * options.cc (gold::options::ready_to_register): New variable.
10795 (One_option::register_option): Do nothing if not registering options.
10796 Assert if same short option registered twice.
10797 (General_options::General_options): Turn off option registration when
10799 (Command_line::Pre_options::Pre_options): New constructor.
10801 2009-08-24 Cary Coutant <ccoutant@google.com>
10803 * options.h (General_options::no_keep_memory): Remove incorrect
10806 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10808 * Makefile.am (am__skiplex, am__skipyacc): New.
10809 * Makefile.in: Regenerate.
10811 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10813 * Makefile.am (AM_CPPFLAGS): Renamed from ...
10814 (INCLUDES): ... this.
10815 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
10816 (AM_CPPFLAGS): Renamed from ...
10817 (INCLUDE): ... this.
10818 * Makefile.in, testsuite/Makefile.in: Regenerate.
10820 * Makefile.in: Regenerate.
10821 * aclocal.m4: Likewise.
10822 * config.in: Likewise.
10823 * configure: Likewise.
10824 * testsuite/Makefile.in: Likewise.
10826 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10827 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10828 * Makefile.in: Regenerate.
10829 * testsuite/Makefile.in: Regenerate.
10831 2009-08-19 Cary Coutant <ccoutant@google.com>
10833 * resolve.cc (Symbol_table::resolve): Don't complain about defined
10834 symbols in shared libraries overridden by hidden or internal symbols
10835 in the main program.
10837 2009-08-19 Chris Demetriou <cgd@google.com>
10839 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
10840 checking source file names in error messages.
10842 2009-08-18 Doug Kwan <dougkwan@google.com>
10844 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
10845 an elcpp::Ehdr as parameter. Adjust call to set_target.
10846 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
10847 an elfcpp::Ehdr as parameter.
10848 * object.cc (Object::set_target): Remove the version that looks up
10849 a target and sets it.
10850 (Sized_relobj::setup): Take a Target object instead of
10851 an elfcpp::Ehdr as parameter. Adjust call to set_target.
10852 (make_elf_sized_object): Find target and ask target to
10853 make an ELF object.
10854 * object.h: (Object::set_target): Remove the version that looks up
10855 a target and sets it.
10856 (Sized_relobj::setup): Take a Target object instead of
10857 an elfcpp:Ehdr as parameter.
10858 * target.cc: Include dynobj.h.
10859 (Target::do_make_elf_object_implementation): New.
10860 (Target::do_make_elf_object): New.
10861 * target.h (Target::make_elf_object): New template declaration.
10862 (Target::do_make_elf_object): New method declarations.
10863 (Target::do_make_elf_object_implementation): New template declaration.
10865 2009-08-14 Ian Lance Taylor <iant@google.com>
10867 * gold.h (FUNCTION_NAME): Define.
10868 (gold_unreachable): Use FUNCTION_NAME.
10870 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10872 * icf.cc (Icf::find_identical_sections): Issue a warning when a
10873 symbol in the --keep-unique list is not found.
10875 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10877 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
10878 been maked as --keep-unique.
10879 (Icf::unfold_section): New function.
10880 * icf.h (Icf::unfold_section): New function.
10881 * options.h (General_options::keep_unique): New option.
10882 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
10883 * testsuite/Makefile.in: Regenerate.
10884 * testsuite/icf_keep_unique_test.sh: New file.
10885 * testsuite/icf_keep_unique_test.cc: New file.
10887 2009-08-12 Cary Coutant <ccoutant@google.com>
10890 * resolve.cc (Symbol_table::resolve): Check for references from
10891 dynamic objects to hidden and internal symbols.
10892 * testsuite/Makefile.am (hidden_test.sh): New test.
10893 * testsuite/Makefile.in: Regenerate.
10894 * testsuite/hidden_test.sh: New script.
10895 * testsuite/hidden_test_1.c: New test source.
10896 * testsuite/hidden_test_main.c: New test source.
10898 2009-08-11 Doug Kwan <dougkwan@google.com>
10900 * arm.cc: Update comments.
10901 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
10902 segment to locate the .ARM.exidx section if present.
10904 2009-08-09 Doug Kwan <dougkwan@google.com>
10906 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
10909 2009-08-07 Sriraman Tallam <tmsriram@google.com>
10910 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
10913 2009-08-06 Sriraman Tallam <tmsriram@google.com>
10915 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
10916 valid tls_segment only for non-debug-section relocations.
10917 * testsuite/Makefile.am: Add gc_tls_test.
10918 * testsuite/Makefile.in: Regenerate.
10919 * testsuite/gc_tls_test.cc: New file.
10920 * testsuite/gc_tls_test.sh: New file.
10922 2009-08-05 Sriraman Tallam <tmsriram@google.com>
10924 * icf.cc: New file.
10926 * Makefile.am (CCFILES): Add icf.cc.
10927 (HFILES): Add icf.h
10928 * Makefile.in: Regenerate.
10929 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
10930 * gc.h (gc_process_relocs): Populate lists used by icf to contain
10931 section, symbol and addend information for the relocs.
10932 * gold.cc (queue_middle_tasks): Call identical code folding.
10933 * gold.h: Add defines for multimap.
10934 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
10935 to the call of finalize_local_symbols.
10936 * main.cc (main): Create object of class Icf.
10937 * object.cc (Sized_relobj::do_layout): Allow this function to be
10938 called twice during icf.
10939 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
10940 to sections marked as identical by icf.
10941 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
10943 (Sized_relobj::do_section_entsize): New function.
10944 * object.h (Object::section_entsize): New function.
10945 (Object::do_section_entsize): New pure virtual function.
10946 (Relobj::finalize_local_symbols): Add new parameter.
10947 (Relobj::do_section_entsize): New function.
10948 * options.h (General_options::icf): New option.
10949 (General_options::icf_iterations): New option.
10950 (General_options::print_icf_sections): New option.
10951 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
10952 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
10953 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
10955 * symtab.cc (Symbol_table::is_section_folded): New function.
10956 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
10957 to sections marked as identical by icf.
10958 * symtab.h (Symbol_table::set_icf): New function.
10959 (Symbol_table::icf): New function.
10960 (Symbol_table::is_section_folded): New function.
10961 (Symbol_table::icf_): New data member.
10962 * target-reloc.h (relocate_section): Ignore sections folded by icf.
10963 * testsuite/Makefile.am: Add commands to build icf_test.
10964 * testsuite/Makefile.in: Regenerate.
10965 * testsuite/icf_test.sh: New file.
10966 * testsuite/icf_test.cc: New file.
10968 2009-07-24 Chris Demetriou <cgd@google.com>
10970 * layout.cc (is_compressible_debug_section): Fix incorrect
10971 comment about compressed section names.
10973 2009-07-20 Ian Lance Taylor <ian@airs.com>
10976 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
10978 2009-07-16 Ian Lance Taylor <iant@google.com>
10981 * layout.h: #include <map>.
10982 (class Kept_section): Change from struct to class. Add accessors
10983 and setters. Add section size to Comdat_group mapping. Change
10984 Comdat_group to std::map. Add is_comdat_ field. Add
10985 linkonce_size field in union.
10986 (class Layout): Update declaration of find_or_add_kept_section.
10987 Don't declare find_kept_object.
10988 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
10989 parameter. Add object, shndx, is_comdat, and is_group_name
10990 parameters. Change all callers. Adjust for new Kept_section.
10991 (Layout::find_kept_object): Remove.
10992 * object.cc (Sized_relobj::include_section_group): Update use of
10993 Kept_section. Rename secnum to shndx. Only record
10994 Kept_comdat_section if sections are the same size.
10995 (Sized_relobj::include_linkonce_section): Update use of
10996 Kept_section. Only record Kept_comdat_section if sections are the
10997 same size. Set size of linkonce section.
10998 (Sized_relobj::map_to_kept_section): Update call to
10999 get_kept_comdat_section.
11000 * object.h (class Sized_relobj): Rename fields in
11001 Kept_comdat_section to drop trailing underscores; change object
11002 field to Relobj*. Change Kept_comdat_section_table to store
11003 struct rather than pointer.
11004 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
11005 Add kept_object and kept_shndx parameters. Change all callers.
11006 (Sized_relobj::get_kept_comdat_section): Change return type to
11007 bool. Add kept_object and kept_shndx parameters. Change all
11009 * plugin.cc (Pluginobj::include_comdat_group): Update call to
11010 Layout::find_or_add_kept_section.
11012 2009-07-09 Ian Lance Taylor <iant@google.com>
11014 * merge.cc (Object_merge_map::initialize_input_to_output_map):
11015 Reserve space in the hash table.
11017 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
11019 * fileread.cc (File_read::get_mtime): New method.
11020 * fileread.h (Timespec): New structure.
11021 (File_read::get_mtime): New method.
11022 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
11023 Renamed from timestamp_nsec.
11024 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
11026 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
11028 (Incremental_inputs::report_archive): Save mtime; style fix.
11029 (Incremental_inputs::report_obejct): Save mtime; style fix.
11030 (Incremental_inputs::report_script): Save mtime; style fix.
11031 (Incremental_inputs::finalize_inputs): Style fix.
11032 (Incremental_inputs::finalize): Style fix.
11033 (Incremental_inputs::create_input_section_data): Store inputs
11035 * incremental.h (Incremental_inputs::report_script): Add mtime
11037 (Incremental_inputs::Input_info::Input_info): Intialize only one
11039 (Incremental_inputs::Input_info::archive): Move to nameless
11041 (Incremental_inputs::Input_info::obejct): Move to nameless union.
11042 (Incremental_inputs::Input_info::script): Move to nameless union.
11043 (Incremental_inputs::mtime): New field.
11044 * script.cc (read_input_script): Pass file mtime to
11046 * script.h (Script_info::inputs): Style fix.
11048 2009-07-01 Ian Lance Taylor <ian@airs.com>
11050 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
11053 2009-06-24 Ian Lance Taylor <iant@google.com>
11056 * layout.cc (Layout::choose_output_section): If we find an
11057 existing section, update the flags.
11058 (Layout::create_notes): New function, broken out of
11060 (Layout::finalize): Don't create note sections.
11061 (Layout::create_note): Don't crash if linker script discards
11063 (Layout::create_gold_note): Likewise.
11064 (Layout::create_build_id): Likewise. Don't set
11065 after_input_sections on the section.
11066 (Layout::create_executable_stack_info): Remove target parameter.
11068 * layout.h (class Layout): Declare create_notes. Update
11069 declaration of create_executable_stack_info.
11070 * gold.cc (queue_middle_tasks): Call create_notes.
11071 * output.cc (Output_section::update_flags_for_input_section): Move
11072 here from output.h. If SHF_ALLOC flag is newly set, mark address
11074 * output.h (Output_data::mark_address_invalid): New function.
11075 (class Output_section): Only declare, not define,
11076 update_flags_for_input_section. Remove set_flags.
11078 2009-06-24 Ian Lance Taylor <iant@google.com>
11080 * script-sections.cc (Output_section_definition::
11081 set_section_addresses): Rename shadowing local load_address to
11084 2009-06-24 Ian Lance Taylor <iant@google.com>
11087 * reloc.cc (relocate_sections): Skip empty relocation sections.
11089 2009-06-23 Ian Lance Taylor <iant@google.com>
11092 * layout.cc (Layout::create_note): Use choose_output_section
11093 rather than make_output_section.
11095 2009-06-23 Ian Lance Taylor <iant@google.com>
11098 * options.cc (General_options::parse_V): Set printed_version_.
11099 (General_options::General_options): Initialize printed_version_.
11100 * options.h (class General_options): Add printed_version_ field.
11101 * gold.cc (queue_initial_tasks): If there are no input files,
11102 don't give a fatal error if we printed the version information.
11103 (queue_middle_tasks): If using -r with a shared object, give a
11104 fatal error rather than an ordinary error.
11106 2009-06-23 Ian Lance Taylor <iant@google.com>
11109 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
11110 (Layout::make_output_section): Set have_stabstr_section_ if we see
11111 a .stab*str section.
11112 (Layout::finalize): Call link_stabs_sections.
11113 (Layout::link_stabs_sections): New file.
11114 * layout.h (class Layout): Add have_stabstr_section_ field.
11115 Declare link_stabs_sections.
11117 2009-06-23 Doug Kwan <dougkwan@google.com>
11119 * Makefile.am (libgold_a_LIBADD): New.
11120 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
11121 * Makefile.in: Regenerate.
11122 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
11123 * configure: Regenerate.
11124 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
11125 * fileread.cc: Include sys/state.h
11126 * gold.h: Declare memmem and strndup if found missing.
11127 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
11129 2009-06-23 Ian Lance Taylor <iant@google.com>
11131 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
11132 * configure: Rebuild.
11134 2009-06-23 Ian Lance Taylor <iant@google.com>
11137 * object.cc (Object::section_contents): Don't try to get a view if
11138 the section has length zero.
11139 (Object::handle_gnu_warning_section): If the section is empty, use
11140 the name of the section as the warning.
11142 2009-06-23 Ian Lance Taylor <iant@google.com>
11145 * stringpool.h (class Stringpool_template): Add optimize_ field.
11146 (Stringpool_template::set_optimize): New function.
11147 * stringpool.cc (Stringpool_template::Stringpool_template):
11148 Initialize optimize_ field.
11149 (Stringpool_template::set_string_offsets): Test local optimize
11150 fild rather than parameter.
11151 * layout.cc (Layout::Layout): Call set_optimize on the section
11154 2009-06-22 Ian Lance Taylor <iant@google.com>
11157 * yyscript.y: Parse TARGET.
11158 * script.cc (script_set_target): New function.
11159 * script-c.h (script_set_target): Declare.
11160 * options.cc (General_options::string_to_object_format): Rename
11161 from string_to_object_format in anonymous namespace. Change
11163 * options.h (class General_options): Declare
11164 string_to_object_format.
11166 2009-06-22 Ian Lance Taylor <iant@google.com>
11168 * script-sections.cc (Script_sections::create_segments): Don't put
11169 program headers in a PT_LOAD segment if -n or -N.
11171 2009-06-22 Ian Lance Taylor <iant@google.com>
11174 * options.h (class General_options): Add -z lazy and -z now. Sort
11175 -z options into alphabetical order.
11176 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
11178 2009-06-21 Ian Lance Taylor <iant@google.com>
11180 * layout.cc (Layout::make_output_section): Call
11181 Target::new_output_section.
11182 (Layout::attach_allocated_section_to_segment): Put large section
11183 sections in a separate load segment with the large segment flag
11185 (Layout::segment_precedes): Sort large data segments after other
11187 (align_file_offset): New static function.
11188 (Layout::set_segment_offsets): Use align_file_offset.
11189 * output.h (class Output_section): Add is_small_section_ and
11190 is_large_section_ fields.
11191 (Output_section::is_small_section): New function.
11192 (Output_section::set_is_small_section): New function.
11193 (Output_section::is_large_section): New function.
11194 (Output_section::set_is_large_section): New function.
11195 (Output_section::is_large_data_section): New function.
11196 (class Output_segment): Add is_large_data_segment_ field.
11197 (Output_segment::is_large_data_segment): New function.
11198 (Output_segment::set_is_large_data_segment): New function.
11199 * output.cc (Output_section::Output_section): Initialize new
11201 (Output_segment::Output_segment): Likewise.
11202 (Output_segment::add_output_section): Add assertion that large
11203 data sections always go in large data segments. Force small data
11204 sections to the end of the list of data sections. Force small BSS
11205 sections to the start of the list of BSS sections. For large BSS
11206 sections to the end of the list of BSS sections.
11207 * symtab.h (class Symbol): Declare is_common_shndx.
11208 (Symbol::is_defined): Check Symbol::is_common_shndx.
11209 (Symbol::is_common): Likewise.
11210 (class Symbol_table): Define enum Commons_section_type. Update
11211 declarations. Add small_commons_ and large_commons_ fields.
11212 * symtab.cc (Symbol::is_common_shndx): New function.
11213 (Symbol_table::Symbol_table): Initialize new fields.
11214 (Symbol_table::add_from_object): Put small and large common
11215 symbols in the right list.
11216 (Symbol_table::sized_finalized_symbol): Check
11217 Symbol::is_common_shndx.
11218 (Symbol_table::sized_write_globals): Likewise.
11219 * common.cc (Symbol_table::do_allocate_commons): Allocate new
11220 common symbol lists. Don't call do_allocate_commons_list if the
11222 (Symbol_table::do_allocate_commons_list): Remove is_tls
11223 parameter. Add comons_section_type parameter. Change all
11224 callers. Handle small and large common symbols.
11225 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
11226 Symbol::is_common_shndx.
11227 * resolve.cc (symbol_to_bits): Likewise.
11228 * target.h (Target::small_common_shndx): New function.
11229 (Target::small_common_section_flags): New function.
11230 (Target::large_common_shndx): New function.
11231 (Target::large_common_section_flags): New function.
11232 (Target::new_output_section): New function.
11233 (Target::Target_info): Add small_common_shndx, large_common_shndx,
11234 small_common_section_flags, and large_common_section_flags
11236 (Target::do_new_output_section): New virtual function.
11237 * arm.cc (Target_arm::arm_info): Initialize new fields.
11238 * i386.cc (Target_i386::i386_info): Likewise.
11239 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
11241 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
11242 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11243 (Target_x86_64::do_new_output_section): New function.
11244 * configure.ac: Define conditional MCMODEL_MEDIUM.
11245 * testsuite/Makefile.am (check_PROGRAMS): Add large.
11246 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
11247 (large_LDFLAGS): Define.
11248 * testsuite/large.c: New file.
11249 * testsuite/testfile.cc (Target_test::test_target_info):
11250 Initialize new fields.
11251 * configure, testsuite/Makefile.in: Rebuild.
11253 2009-06-05 Doug Kwan <dougkwan@google.com>
11255 * Makefile.am (CCFILES): Add target.cc.
11256 * Makefile.in: Regenerate.
11257 * i386.cc (class Target_i386): Define new virtual method to
11258 override do_is_local_label_name in parent.
11259 * object.cc (Sized_relobj::do_count_local_symbols): Discard
11260 local symbols if --discard-locals or -X is given.
11261 * options.h (class General_options): Declare new options
11262 '--discard-locals' and '-X' for discarding locals.
11263 * target.h (class Target): Define new methods is_local_label_name.
11264 Declare new virtual method do_is_local_label_name.
11265 * target.cc: New file.
11266 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
11267 (check_SCRIPTS): Add discard_locals_test.sh.
11268 (check_DATA): Add discard_local_tests.syms.
11269 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
11270 (discard_local_tests.syms, discard_locals_test.o): New make rules.
11271 * testsuite/Makefile.in: Regenerate.
11272 * testsuite/discard_locals_test.c: New file.
11273 * testsuite/discard_locals_test.sh: Same.
11275 2009-06-05 Doug Kwan <dougkwan@google.com>
11277 * object.cc (Sized_relobj::Sized_relobj): Initialize
11278 discarded_eh_frame_shndx_ to -1U.
11279 (Sized_relobj::do_layout): Record index of a discard .eh_frame
11281 (Sized_relobj::do_count_local_symbols): Skip local symbols in
11282 a discarded .eh_frame section.
11283 (Sized_relobj::do_finalize_local_symbols): Ditto.
11284 * object.h (class Sized_relobj): Declare new member
11285 discarded_eh_frame_shndx_.
11286 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
11287 (local_labels_test.o, local_labels_test): New rules.
11288 * testsuite/Makefile.in: Regenerate.
11290 2009-06-04 Doug Kwan <dougkwan@google.com>
11292 * layout.cc (Layout::section_name_mapping): Add mapping for
11293 special ARM sections.
11295 2009-06-03 Doug Kwan <dougkwan@google.com>
11297 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
11298 (utils::has_overflow): Same.
11300 2009-06-03 Ian Lance Taylor <iant@google.com>
11302 * layout.cc (Layout::section_name_mapping): New array, replacing
11303 Layout::linkonce_mapping.
11304 (Layout::section_name_mapping_count): New variable, replacing
11305 Layout::linkonce_mapping_count.
11306 (Layout::linkonce_output_name): Remove.
11307 (Layout::output_section_name): Rewrite.
11308 * layout.h (class Layout): Rename Linkonce_mapping to
11309 Section_name_mapping, linkonce_mapping to section_name_mapping,
11310 linkonce_mapping_count to section_name_mapping_count. Don't
11311 declare linkonce_output_name.
11313 2009-06-03 Doug Kwan <dougkwan@google.com>
11315 * gold/arm.cc (namespace utils): New.
11316 (Target_arm::reloc_is_non_pic): Define new method.
11317 (class Arm_relocate_functions): New.
11318 (Target_arm::Relocate::relocate): Handle relocation types used by
11321 2009-06-03 Ian Lance Taylor <iant@google.com>
11323 * arm.cc (Target_arm::scan::global): Use || instead of |.
11325 2009-06-02 Doug Kwan <dougkwan@google.com>
11327 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
11328 issued_non_pic_error_.
11329 (class Target_arm::Scan): Declare new method check_non_pic.
11330 Define new method symbol_needs_plt_entry.
11331 Declare new data member issued_non_pic_error_.
11332 (class Target_arm::Relocate): Declare new method
11333 should_apply_static_reloc.
11334 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
11335 (Target_arm::Scan::check_non_pic): Define new method.
11336 (Target_arm::Scan::local): Handle a small subset of reloc types used
11338 (Target_arm::Scan::local): Same.
11339 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
11341 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
11343 * incremental.cc (Incremental_inputs::report_command_line): Filter
11344 out --incremental-* options.
11346 2009-05-29 Doug Kwan <dougkwan@google.com>
11348 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
11350 (class Target_arm): Update comment.
11351 (Target_arm::Target_arm): Initialize new data members GOT_,
11352 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
11353 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
11354 and Target_arm::rel_dyn_section.
11355 Declare new_enum Target_arm::Got_type.
11356 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
11358 Update commments for member do_dynsym_value.
11359 (Target_arm::got_size, Target_arm::plt_section,
11360 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
11361 new methods inside class defintion.
11362 (Target_arm::got_section): Define new method.
11363 (Target_arm::rel_dyn_section): Same.
11364 (Output_data_plt_arm): New template class.
11365 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
11366 (Output_data_plt_arm:do_adjust_output_section): Define new method.
11367 (Output_data_plt_arm::add_entry): Same.
11368 (Output_data_plt_arm::first_plt_entry): Define new
11369 static data member for PLT instruction template.
11370 (Output_data_plt_arm::plt_entry): Same.
11371 (Output_data_plt_arm::do_write): Define new method.
11372 (Target_arm::make_plt_entry): Same.
11373 (Target_arm::do_finalize_sections): Same.
11374 (Target_arm::do_dynsym_value): Same.
11376 2009-05-28 Doug Kwan <dougkwan@google.com>
11378 * Makefile.am (TARGETSOURCES): Add arm.cc.
11379 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
11380 * Makefile.in: Regenerate.
11381 * arm.cc: New file.
11382 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
11384 2009-05-26 Doug Kwan <dougkwan@google.com>
11386 * options.cc (General_options::parse_exclude_libs). Fix a comment.
11387 (General_options::check_excluded_libs): Strip off directories in
11388 archive name before matching like GNU ld does.
11389 * testsuite/Makefile.am (MOSTLYCLEANFILES,
11390 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
11391 (exclude_libs_test_LDFLAGS): Add linker option
11392 -Wl,--exclude-libs,libexclude_libs_test_3
11393 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
11394 an explicit archive without using -l.
11395 (alt/libexclude_libs_test_3.a): New make rule.
11396 * testsuite/Makefile.in: Regenerate.
11397 * testsuite/exclude_libs_test.c : Declare lib3_default().
11399 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
11400 * exclude_libs_test_3.c: New file.
11402 2009-05-26 Nick Clifton <nickc@redhat.com>
11404 * po/id.po: New Indonesian translation.
11405 * po/gold.pot: Updated template file.
11407 2009-05-22 Sriraman Tallam <tmsriram@google.com>
11409 * testsuite/Makefile.am: Add -ffunction-sections to compile
11410 gc_comdat_test files. Add -Wl,--gc-sections to build
11412 * testsuite/Makefile.in: Regenerate.
11413 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
11415 2009-05-21 Sriraman Tallam <tmsriram@google.com>
11417 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
11418 kept comdat section was garbage collected.
11419 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
11420 * testsuite/Makefile.in: Regenerate.
11421 * testsuite/gc_comdat_test.sh: New file.
11422 * testsuite/gc_comdat_test_1.cc: New file.
11423 * testsuite/gc_comdat_test_2.cc: New file.
11425 2009-05-19 Doug Kwan <dougkwan@google.com>
11427 * archive.cc (Archive::Archive): Move constructor from archive.h
11428 to here. Initialize no_export_.
11429 (Archive::get_elf_object_for_member): Set no_export flag of object.
11430 * archive.h (Archive::Archive): Move constructor body to
11432 (Archive::no_export): New method.
11433 (Archive::no_export_): New field.
11434 * object.h (Object::Object): Initialize no_export_ to false.
11435 (Object::no_export, Object::set_no_export): New methods.
11436 (Object::no_export_): New field.
11437 * options.cc (General_options::parse_exclude_libs): New method.
11438 (General_options::check_excluded_libs) Same.
11439 * options.h (exclude_libs): New option.
11440 (General_options::check_excluded_libs): New method declaration.
11441 (General_options::excluded_libs_): New field.
11442 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
11443 default or protected visibility if an object has no-export flag set.
11444 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
11445 (check_SCRIPTS): Add exclude_libs_test.sh.
11446 (check_DATA): Add exclude_libs_test.syms.
11447 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
11448 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
11449 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
11450 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
11451 (exclude_libs_test.syms, libexclude_libs_test_1.a,
11452 libexclude_libs_test_2.a): New rules.
11453 * testsuite/Makefile.in: Regenerate.
11454 * testsuite/exclude_libs_test.c: New file.
11455 * testsuite/exclude_libs_test.sh: Ditto.
11456 * testsuite/exclude_libs_test_1.c: Ditto.
11457 * testsuite/exclude_libs_test_2.c: Ditto.
11459 2009-05-15 Ian Lance Taylor <iant@google.com>
11461 * configure.ac: Check for declarations for cases where libiberty.h
11462 checks HAVE_DECL_xxx.
11463 * configure, config.in: Rebuild.
11465 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
11467 * gold.h (Incremental_argument_list): Remove (invalid) forward
11469 * incremental.cc (Incremental_inputs::report_achive): New method.
11470 (Incremental_inputs::report_object): New method.
11471 (Incremental_inputs::report_script): New method.
11472 (Incremental_inputs::finalize_inputs): New method.
11473 (Incremental_inputs::finalize): Call finalize_inputs().
11474 (Incremental_inputs::sized_create_incremental_inputs_section_data):
11475 Create inputs entries.
11476 * incremental.h (Incremental_input_type): New enum.
11477 (Incremental_inputs::Incremental_input): Initialize new fields.
11478 (Incremental_inputs::report_inputs): New method.
11479 (Incremental_inputs::report_achive): New method.
11480 (Incremental_inputs::report_object): New method.
11481 (Incremental_inputs::report_script): New method.
11482 (Incremental_inputs::finalize_inputs): New method.
11483 (Incremental_inputs::Input_info): New struct.
11484 (Incremental_inputs::Input_info_map): New typedef.
11485 (Incremental_inputs::lock_): New field.
11486 (Incremental_inputs::Inputs_): New field.
11487 (Incremental_inputs::Inputs_map): New field.
11488 * main.cc (main): Call Incremental_input::report_inputs.
11489 * options.h (Input_argument_list): Typedef moved from
11491 (Input_file_group::Files): Remove, use ::Input_argument_list.
11492 (Input_file_group::Input_argument_list): Remove, use
11493 ::Input_argument_list.
11494 * plugin.cc (Plugin_manager::add_input_file): Add error in
11496 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
11498 * script.cc (read_input_script): Call
11499 Incremental_input::report_script.
11500 * script.h (Script_info): New class.
11502 2009-04-27 Ian Lance Taylor <iant@google.com>
11504 * x86_64.cc (do_adjust_output_section): Set entsize to
11507 2009-04-23 Elliott Hughes <enh@google.com>
11509 * output.cc (Output_file::close): After short writes, continue
11510 writing from the correct offset in the buffer being written.
11512 2009-04-23 Chris Demetriou <cgd@google.com>
11514 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
11515 * configure: Regenerate.
11516 * config.in: Regenerate.
11517 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
11518 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
11520 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
11522 * incremental.cc (Incremental_inputs_header_data): Renamed from
11523 Incremental_input_header_data.
11524 (Incremental_inputs_header_data::data_size): New field.
11525 (Incremental_inputs_header_data::put_input_file_count): Renamed
11526 from input_file_count.
11527 (Incremental_inputs_header_data::put_command_line_offset): Renamed
11528 from command_line_offset.
11529 (Incremental_inputs_header_data::put_reserved): Renamed from
11531 (Incremental_inputs_entry_data): Renamed from
11532 Incremental_input_entry_data.
11533 (Incremental_inputs_entry_data::data_size): New field.
11534 (Incremental_inputs::report_command_line): New method.
11535 (Incremental_inputs::finalize): New method.
11536 (Incremental_inputs::create_incremental_inputs_data): New method.
11537 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
11538 * incremental.h: New file.
11539 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
11540 (Layout::finalize): Create incremental inputs section in
11541 incremental builds.
11542 (Layout::create_incremental_info_sections): New method.
11543 * layout.h (Layout::incremental_inputs): New method.
11544 (Layout::create_incremental_info_sections): New method.
11545 (Layout::incremental_inputs_): New field.
11546 * main.cc (main): Notify Incremental_input of the command line.
11548 2009-04-01 Ian Lance Taylor <iant@google.com>
11549 Mikolaj Zalewski <mikolajz@google.com>
11551 * gold.h (reserve_unordered_map): Define, three versions, one for
11552 each version of Unordered_map.
11553 * layout.cc (Layout::Layout): Remove options parameter. Add
11554 number_of_input_files parameter. Don't initialize options_.
11555 Initialize number_of_input_files_ and resized_signatures_. Move
11556 sections_are_attached_.
11557 (Layout::layout_group): Reserve space for group_signatures_.
11558 (Layout::find_or_add_kept_section): Change name parameter to be a
11559 reference. Resize signatures_ map when it gets large enough.
11560 (Layout::layout_eh_frame): Use parameters->options() instead of
11562 (Layout::make_output_section): Likewise.
11563 (Layout::attach_allocated_section_to_segment): Likewise.
11564 (Layout::finalize, Layout::create_executable_stack): Likewise.
11565 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
11566 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
11567 * layout.h (class Layout): Update declarations. Remove options_
11568 field. Add number_of_input_files_ and resized_signatures_
11569 fields. Move sections_are_attached_ field.
11570 * main.cc (main): Pass number of input files to Layout
11571 constructor. Don't pass options.
11573 2009-03-30 Ian Lance Taylor <iant@google.com>
11575 * ffsll.c (ffsll): Correct implementation.
11577 2009-03-27 Ian Lance Taylor <iant@google.com>
11579 * ffsll.c: New file.
11580 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
11581 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
11582 * ftruncate.c (ftruncate): Declare before definition.
11583 * mremap.c (mremap): Likewise.
11584 * pread.c (pread): Likewise.
11585 * configure, Makefile.in, config.in: Rebuild.
11587 * mremap.c: New file.
11588 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
11589 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
11590 (mremap): Declare if HAVE_MREMAP is not defined.
11591 * configure, Makefile.in, config.in: Rebuild.
11593 2009-03-27 Cary Coutant <ccoutant@google.com>
11595 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
11596 position independent.
11597 * sparc.cc (Target_sparc::check_non_pic): Likewise.
11598 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
11600 2009-03-24 Cary Coutant <ccoutant@google.com>
11602 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
11604 (needs_dynamic_reloc): Likewise.
11606 2009-03-24 Ian Lance Taylor <iant@google.com>
11608 * yyscript.y (file_cmd): Recognize EXTERN.
11609 (extern_name_list, extern_name_list_body): New nonterminals.
11610 * script.cc (script_add_extern): Define.
11611 * script-c.h (script_add_extern): Declare.
11613 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
11615 * object.cc (is_elf_object): Define.
11616 * object.h (is_elf_object): Declare.
11617 * archive.cc (Archive::get_elf_object_for_member): Call
11619 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
11621 2009-03-24 Elliott Hughes <enh@google.com>
11623 * output.cc (Output_file::map_anonymous): Define.
11624 (Output_file::map): Use map_anonymous. If the regular mmap fails,
11625 try an anonymous one. Report the size if the mmap fails.
11626 * output.h (class Output_file): Declare map_anonymous.
11628 2009-03-24 Ian Lance Taylor <iant@google.com>
11630 * target-select.cc (instantiate_target): Don't acquire the lock if
11631 the instantiated_target_ field has already been set.
11633 2009-03-23 Ian Lance Taylor <iant@google.com>
11635 * gold-threads.h (class Initialize_lock): Define.
11636 * gold-threads.cc (class Initialize_lock_once): Define.
11637 (initialize_lock_control): New static variable.
11638 (initialize_lock_pointer): New static variable.
11639 (initialize_lock_once): New static function.
11640 (Initialize_lock::Initialize_lock): Define.
11641 (Initialize_lock::initialize): Define.
11642 * target-select.h: Include "gold-threads.h".
11643 (class Target_selector): Add lock_ and initialize_lock_ fields.
11644 Don't define instantiate_target, just declare it.
11645 * target-select.cc (Target_selector::Target_selector): Initialize
11647 (Target_selector::instantiate_target): Define.
11648 * descriptors.h: Include "gold-threads.h".
11649 (class Descriptors): Add initialize_lock_ field.
11650 * descriptors.cc (Descriptors::Descriptors): Initialize new
11652 (Descriptors::open): Use initialize_lock_ field
11653 * errors.h (class Errors): Add initialize_lock_ field.
11654 * errors.cc (Errors::Errors): Initialize new field.
11655 (Errors::initialize_lock): Use initialize_lock_ field.
11656 * powerpc.cc (class Target_selector_powerpc): Remove
11657 instantiated_target_ field. In do_recognize call
11658 instantiate_target rather than do_instantiate_target. In
11659 do_instantiate_target just allocate a new target.
11660 * sparc.cc (class Target_selector_sparc): Likewise.
11662 * freebsd.h: New file.
11663 * i386.cc: Include "freebsd.h".
11664 (Target_i386): Derive from Target_freebsd rather than
11666 (Target_selector_i386): Derive from Target_selector_freebsd rather
11667 than Target_selector.
11668 * x86_64.cc: Include "freebsd.h".
11669 (Target_x86_64): Derive from Target_freebsd rather than
11671 (Target_selector_x86_64): Derive from Target_selector_freebsd
11672 rather than Target_selector.
11673 * target.h (class Target): Add adjust_elf_header and
11674 do_adjust_elf_header.
11675 * output.cc (Output_file_header:: do_sized_write): Call target
11676 adjust_elf_header routine.
11677 * configure.tgt: Set targ_osabi.
11678 * configure.ac: Define GOLD_DEFAULT_OSABI.
11679 * parameters.cc (Parameters::default_target): Pass
11680 GOLD_DEFAULT_OSABI to select_target.
11681 * target-select.h (class Target_selector): Make instantiate_target
11682 protected rather than private.
11683 * Makefile.am (HFILES): Add freebsd.h.
11684 * configure, Makefile.in, config.in: Rebuild.
11686 * merge.cc (do_add_input_section): Correct pend value. Change
11687 message about last entry not being null terminated from error to
11690 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
11692 * incremental.cc: New file.
11693 * Makefile.am (CCFILES): Add incremental.cc.
11694 * Makefile.in: Rebuild.
11696 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
11698 * layout.cc (Layout::output_section_name): Preserve names
11699 of '.note.' sections.
11701 2009-03-19 Ian Lance Taylor <iant@google.com>
11703 * descriptors.cc (Descriptors::open): Check that the options are
11704 valid before using them.
11706 2009-03-18 Ian Lance Taylor <iant@google.com>
11708 * script-sections.h: Include <list>.
11709 (class Script_sections): Change Sections_elements from std::vector
11710 to std::list. Typedef public Elements_iterator. Add
11711 orphan_section_placement_, data_segment_align_start_, and
11712 saw_data_segment_align_ fields. Remove data_segment_align_index_
11714 * script-sections.cc (class Orphan_section_placement): New class.
11715 (class Sections_element): Add virtual functions is_relro and
11716 orphan_section_init. Remove virtual function place_orphan_here.
11717 (class Output_section_definition): Add is_relro and
11718 orphan_section_init. Remove place_orphan_here.
11719 (class Orphan_output_section): Likewise.
11720 (Script_sections::Script_sections): Update for field changes.
11721 (Script_sections::data_segment_align): Set saw_data_segment_align_
11722 and data_segment_align_start_, not data_segment_align_index.
11723 (Script_sections::data_segment_relro_end): Check
11724 saw_data_segment_align_. Use data_segment_align_start_ rather
11725 than data_segment_align_index_.
11726 (Script_sections::place_orphan): Rewrite to use
11727 Orphan_section_placement.
11729 2009-03-17 Ian Lance Taylor <iant@google.com>
11731 * archive.cc (Archive::add_symbols): Check for a version attached
11732 to the symbol name in the archive map.
11733 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
11734 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
11735 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
11736 (ver_test_11.a): New target.
11737 * testsuite/Makefile.in: Rebuild.
11739 * configure.ac: Check for chsize and posix_fallocate. Replace
11741 * ftruncate.c: New file, from gnulib.
11742 * output.cc (posix_fallocate): Define dummy version if not
11743 HAVE_POSIX_FALLOCATE.
11744 (Output_file::map): Call posix_fallocate rather than lseek and
11746 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
11747 * configure, Makefile.in, config.in: Rebuild.
11749 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
11751 * layout.h (Layout::create_note): Add section_name parameter.
11752 * layout.cc (Layout::create_note): Likewise.
11753 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
11755 2009-03-17 Ian Lance Taylor <iant@google.com>
11757 * descriptors.cc: Include "options.h".
11758 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
11759 (Descriptors::open): Always use O_CLOEXEC when opening a new
11760 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
11761 then set FD_CLOEXEC.
11763 * sparc.cc (class Target_sparc): Add has_got_section.
11764 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
11765 make sure we have a GOT section.
11767 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
11768 (Target_sparc::Scan::local): Likewise.
11769 (Target_sparc::Scan::global): Likewise.
11770 (Target_sparc::Relocate::relocate): Likewise.
11771 (Target_sparc::Relocate::relocate_tls): Likewise.
11773 * symtab.cc (Symbol_table::define_default_version): New function,
11774 broken out of add_from_object.
11775 (Symbol_table::add_from_object): Call define_default_version.
11776 (Symbol_table::define_special_symbol): Add resolve_oldsym
11777 parameter. Change all callers. If the version for a symbol comes
11778 from a version script, resolve it with the symbol with the same
11779 name with no version. Also add the symbol without a version if
11781 (do_define_in_output_data): If resolving with oldsym, don't delete
11783 (do_define_in_output_segment): Likewise.
11784 (do_define_as_constant): Likewise.
11785 * symtab.h (class Symbol_table): Update declarations.
11787 2009-03-13 Ian Lance Taylor <iant@google.com>
11789 * readsyms.cc (Read_symbols::incompatible_warning): New function.
11790 (Read_symbols::requeue): New function.
11791 (Read_symbols::do_read_symbols): If make_elf_object fails because
11792 the target type is not configured, and the file was searched for,
11793 issue a warning and retry with the next directory.
11794 (Add_symbols::run): If the file has an incompatible format, and
11795 it was searched for, requeue the Read_symbols task. On error,
11796 release the object.
11797 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
11798 dirindex parameter to constructor. Change all callers. Declare
11799 incompatible_warning and requeue.
11800 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
11801 input_argument_ and input_group_ fields. Add them to
11802 constructor. Change all callers.
11803 (class Read_script): Add dirindex_ field. Add it to constructor.
11804 Change all callers.
11805 * archive.cc (Archive::setup): Remove input_objects parameter.
11806 Change all callers.
11807 (Archive::get_file_and_offset): Likewise.
11808 (Archive::read_all_symbols): Likewise.
11809 (Archive::read_symbols): Likewise.
11810 (Archive::get_elf_object_for_member): Remove input_objects
11811 parameter. Add punconfigured parameter. Change all callers.
11812 (Archive::add_symbols): Change return type to bool. Check return
11813 value of include_member.
11814 (Archive::include_all_members): Likewise.
11815 (Archive::include_member): Change return type to bool. Return
11816 false if first included object has incompatible target. Set
11817 included_member_ field.
11818 (Add_archive_symbols::run): If add_symbols returns false, requeue
11820 * archive.h (class Archive): Add included_member_ field.
11821 Initialize it in constructor. Add input_file and searched_for
11822 methods. Update declarations.
11823 (class Add_archive_symbols): Add dirpath_, dirindex_, and
11824 input_argument_ fields. Add them to constructor. Change all
11826 * script.cc: Include "target-select.h".
11827 (class Parser_closure): Add skip_on_incompatible_target_ and
11828 found_incompatible_target_ fields. Add
11829 skip_on_incompatible_target parameter to constructor. Change all
11830 callers. Add methods skip_on_incompatible_target,
11831 clear_skip_on_incompatible_target, found_incompatible_target, and
11832 set_found_incompatible_target.
11833 (read_input_script): Add dirindex parameter. Change all callers.
11834 If parser finds an incompatible target, requeue Read_symbols
11836 (script_set_symbol): Clear skip_on_incompatible_target in
11838 (script_add_assertion, script_parse_option): Likewise.
11839 (script_start_sections, script_add_phdr): Likewise.
11840 (script_check_output_format): New function.
11841 * script.h (read_input_script): Update declaration.
11842 * script-c.h (script_check_output_format): Declare.
11843 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
11844 (ignore_cmd): Remove OUTPUT_FORMAT.
11845 * fileread.cc (Input_file::Input_file): Add explicit this.
11846 (Input_file::will_search_for): New function.
11847 (Input_file::open): Add pindex parameter. Change all callers.
11848 * fileread.h (class Input_file): Add input_file_argument method.
11849 Declare will_search_for. Update declarations.
11850 * object.cc (make_elf_object): Add punconfigured parameter.
11851 Change all callers.
11852 * object.h (class Object): Make input_file public. Add
11853 searched_for method.
11854 (make_elf_object): Update declaration.
11855 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
11857 * dirsearch.h (class Dirsearch): Update declaration.
11858 * options.h (class General_options): Add --warn-search-mismatch.
11859 * parameters.cc (Parameters::is_compatible_target): New function.
11860 * parameters.h (class Parameters): Declare is_compatible_target.
11861 * workqueue.cc (Workqueue::add_blocker): New function.
11862 * workqueue.h (class Workqueue): Declare add_blocker.
11864 * fileread.cc (Input_file::open): Remove options parameter.
11865 Change all callers.
11866 (Input_file::open_binary): Likewise.
11867 * script.cc (read_input_script): Likewise.
11868 * readsyms.h (class Read_symbols): Remove options_ field. Remove
11869 options parameter from constructor. Change all callers.
11870 (class Read_script): Likewise.
11871 * fileread.h (class Input_file): Update declarations.
11872 * script.h (read_input_script): Update declaration.
11874 2009-03-10 Nick Clifton <nickc@redhat.com>
11876 * po/es.po: New Spanish translation.
11878 2009-03-06 Cary Coutant <ccoutant@google.com>
11880 * options.cc (parse_short_option): Keep dash_z from registering itself.
11882 2009-03-03 Ian Lance Taylor <iant@google.com>
11885 * target-reloc.h (relocate_section): Pass output_section to
11887 * i386.cc (Target_i386::should_apply_static_reloc): Add
11888 output_section parameter. Change all callers.
11889 (Target_i386::Relocate::relocate): Add output_section parameter.
11890 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11891 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
11892 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
11893 * testsuite/two_file_shared.sh: New script.
11894 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
11895 (check_DATA): Add two_file_shared.dbg.
11896 (two_file_shared.dbg): New target.
11897 * testsuite/Makefile.in: Rebuild.
11899 2009-03-01 Ian Lance Taylor <iant@google.com>
11901 * configure.ac: Check for byteswap.h.
11902 * configure: Rebuild.
11903 * config.in: Rebuild.
11905 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
11907 * layout.cc (Layout::find_or_add_kept_section): New function.
11908 (Layout::add_comdat): Removed.
11909 * layout.h (struct Kept_section): Move out of class Layout.
11910 Remove trailing underscores from field names. Add group_sections
11911 field. Rename group_ field to is_group. Change all uses.
11912 (class Layout): Declare find_or_add_kept_section, not add_comdat.
11913 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
11914 comdat_groups_ field.
11915 (Sized_relobj::include_section_group): Use
11916 find_or_add_kept_section and Kept_section::group_sections.
11917 (Sized_relobj::include_linkonce_section): Likewise.
11918 * object.cc (class Sized_relobj): Don't define Comdat_group or
11919 Comdat_group_table. Remove find_comdat_group and
11920 add_comdat_group. Remove comdat_groups_ field.
11921 * plugin.cc (include_comdat_group): Use
11922 Layout::find_or_add_kept_section.
11924 2009-02-28 Ian Lance Taylor <iant@google.com>
11926 * README: --gc-sections and map files are now supported. Document
11927 some build requirements.
11930 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
11931 relocatable link set the value of the section symbol to zero.
11932 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
11933 relocatable link don't include the section address in the local
11936 2009-02-27 Ian Lance Taylor <iant@google.com>
11939 * options.h (class Search_directory): Add is_system_directory.
11940 (class General_options): Declare is_in_system_directory.
11941 * options.cc (get_relative_sysroot): Make static.
11942 (get_default_sysroot): Make static.
11943 (General_optoins::is_in_system_directory): New function.
11944 * fileread.cc (Input_file::is_in_system_directory): New function.
11945 * fileread.h (class Input_file): Declare is_in_system_directory.
11946 * object.h (class Object): Add is_in_system_directory.
11947 (class Input_objects): Remove system_library_directory_ field.
11948 * object.cc (Input_objects::add_object): Don't set
11949 system_library_directory_.
11950 (input_objects::found_in_system_library_directory): Remove.
11951 * symtab.cc (Symbol_table::write_globals): Remove input_objects
11952 parameter. Change all callers.
11953 (Symbol_table::sized_write_globals): Likewise.
11954 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
11955 Call Object::is_in_system_directory.
11956 * symtab.h (class Symbol_table): Update declarations.
11959 * descriptors.h (Open_descriptor): Add is_on_stack field.
11960 * descriptors.cc (Descriptors::open): If the descriptor is on the
11961 top of the stack, remove it. Initialize is_on_stack field.
11962 (Descriptors::release): Only add pod to stack if it is not on the
11964 (Descriptors::close_some_descriptor): Clear stack_next and
11965 is_on_stack fields.
11968 * output.cc (Output_section::find_starting_output_address): Rename
11969 from starting_output_address; add PADDR parameter; change return
11971 * output.h (class Output_section): Declare
11972 find_starting_output_address instead of starting_output_address.
11973 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
11974 section symbol for which we can't find a merge section.
11977 * symtab.cc (Symbol_table::add_from_object): If the visibility is
11978 hidden or internal, force the symbol to be local.
11979 * resolve.cc (Symbol::override_visibility): Define.
11980 (Symbol::override_base): Use override_visibility.
11981 (Symbol_table::resolve): Likewise.
11982 (Symbol::override_base_with_special): Likewise.
11983 (Symbol_table::override_with_special): If the visibility is hidden
11984 or internal, force the symbol to be local.
11985 * symtab.h (class Symbol): Add set_visibility and
11986 override_visibility.
11987 * testsuite/ver_test_1.sh: New file.
11988 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
11989 (check_DATA): Add ver_test_1.syms.
11990 (ver_test_1.syms): New target.
11991 * testsuite/Makefile.in: Rebuild.
11993 2009-02-25 Cary Coutant <ccoutant@google.com>
11995 * layout.cc (Layout::choose_output_section): Don't rename sections
11996 when using a linker script that has a SECTIONS clause.
11997 * Makefile.in: Regenerate.
11999 * testsuite/Makefile.am (script_test_5.sh): New test case.
12000 * testsuite/Makefile.in: Regenerate.
12001 * testsuite/script_test_5.cc: New file.
12002 * testsuite/script_test_5.sh: New file.
12003 * testsuite/script_test_5.t: New file.
12005 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
12007 * archive.cc (Archive::include_member): Update calls to add_symbols.
12008 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
12009 the Layout argument.
12010 * dynobj.h (do_add_symbols): Add the Layout argument.
12011 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
12013 * object.h (Object::add_symbols): Add the Layout argument.
12014 (Object::do_add_symbols): Add the Layout argument.
12015 (Sized_relobj::do_add_symbols): Add the Layout argument.
12016 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
12017 Unify the two versions.
12018 (Add_plugin_symbols): Remove.
12019 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
12020 (Sized_pluginobj::do_add_symbols): Unify the two versions.
12021 (Add_plugin_symbols): Remove.
12022 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
12023 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
12024 (Add_symbols::run): Make it work with Pulginobj.
12026 2009-02-06 Ian Lance Taylor <iant@google.com>
12028 * object.cc (Sized_relobj::do_layout): Make info message start
12029 with lower case letter.
12031 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
12033 * binary.cc: Fix file comment.
12035 * options.h (enum Incremental_disposition): Define.
12036 (class General_options): Add new options: --incremental,
12037 --incremental_changed, --incremental_unchanged,
12038 --incremental_unknown. Add incremental_disposition_ and
12039 implicit_incremental_ fields.
12040 (General_options::incremental_disposition): New function.
12041 (class Position_dependent_options): Add incremental_disposition
12043 (Position_dependent_options::copy_from_options): Set incremental
12045 * options.cc (General_options::parse_incremental_changed): New
12047 (General_options::parse_incremental_unchanged): New function.
12048 (General_options::parse_incremental_unknown): New function.
12049 (General_options::General_options): Initialize new fields
12050 incremental_disposition_ and implicit_incremental_.
12051 (General_options::finalize): Check for uasge of --incremental-*
12052 without --incremental.
12054 2009-02-06 Chris Demetriou <cgd@google.com>
12056 * gold.h (gold_undefined_symbol): Change to take only a Symbol
12057 pointer and to report location as the file name associated with
12059 (gold_undefined_symbol_at_location): New function to replace the
12060 old gold_undefined_symbol functionality.
12061 * target-reloc.h (relocate_section): Update to use
12062 gold_undefined_symbol_at_location.
12063 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12064 Call gold_undefined_symbol function rather than gold_error.
12065 * errors.h (Errors::undefined_symbol): Take location as a
12066 string, rather than calculating it from a relocation.
12067 * errors.cc (Errors::fatal): Print "fatal error:" before the
12069 (Errors::error, Errors::error_at_location): Print "error: "
12070 before the formatted message.
12071 (Errors::undefined_symbol): Take location as a string, rather
12072 than calculating it from a relocation.
12073 (gold_undefined_symbol_at_location): New function akin to
12074 old gold_undefined_symbol, calculates location from relocation.
12075 (gold_undefined_symbol): Change to take only a Symbol pointer
12076 and to report location as the file name associated with the symbol.
12077 * testsuite/debug_msg.sh: Update for changed error messages.
12078 * testsuite/undef_symbol.sh: Likewise.
12080 2009-02-04 Duncan Sands <baldrick@free.fr>
12083 * reduced_debug_output.h
12084 (Output_reduced_debug_abbrev_section::failed): Use format for
12086 (Output_reduced_debug_info_section::faild): Likewise.
12088 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
12090 * script.cc (Lazy_demangler): New class.
12091 (Version_script_info::get_symbol_version_helper): Demangle a
12094 2009-01-29 Cary Coutant <ccoutant@google.com>
12096 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
12098 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
12100 2009-01-28 Ian Lance Taylor <iant@google.com>
12102 * version.cc (version_string): Bump to 1.9.
12104 * gold.h: Include <cstring> and <stdint.h>.
12105 * version.cc: Include <cstdio>.
12106 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
12108 * reduced_debug_output.cc (insert_into_vector): Rename from
12109 Insert_into_vector; change all callers. Use Swap_unaligned to
12110 avoid aliasing issue; remove union since it is unnecessary.
12112 2009-01-27 Sriraman Tallam <tmsriram@google.com>
12114 * Makefile.am (CCFILES): Add gc.cc.
12115 (HFILES): Add gc.h.
12116 * Makefile.in: Regenerate.
12117 * gold.cc (Gc_runner): New class.
12118 (queue_initial_tasks): Call garbage collection related tasks
12119 when corresponding options are invoked.
12120 (queue_middle_gc_tasks): New function.
12121 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
12122 processed early before laying out sections during garbage collection.
12123 * gold.h (queue_middle_gc_tasks): New function.
12124 (is_prefix_of): Move from "layout.cc".
12125 * i386.cc (Target_i386::gc_process_relocs): New function.
12126 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
12127 * main.cc (main): Create object of class "Garbage_collection".
12128 * object.cc (Relobj::copy_symbols_data): New function.
12129 (Relobj::is_section_name_included): New function.
12130 (Sized_relobj::do_layout): Allow this function to be called twice
12131 during garbage collection and defer layout of section during the
12133 * object.h (Relobj::get_symbols_data): New function.
12134 (Relobj::is_section_name_included): New function.
12135 (Relobj::copy_symbols_data): New function.
12136 (Relobj::set_symbols_data): New function.
12137 (Relobj::get_relocs_data): New function.
12138 (Relobj::set_relocs_data): New function.
12139 (Relobj::is_output_section_offset_invalid): New pure virtual function.
12140 (Relobj::gc_process_relocs): New function.
12141 (Relobj::do_gc_process_relocs): New pure virtual function.
12142 (Relobj::sd_): New data member.
12143 (Sized_relobj::is_output_section_offset_invalid): New function.
12144 (Sized_relobj::do_gc_process_relocs): New function.
12145 * options.h (General_options::gc_sections): Modify to not be a no-op.
12146 (General_options::print_gc_sections): New option.
12147 * plugin.cc (Plugin_finish::run): Remove function call to
12148 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
12149 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
12150 * reloc.cc (Read_relocs::run): Add task to process relocs and
12151 determine unreferenced sections when doing garbage collection.
12152 (Gc_process_relocs): New class.
12153 (Sized_relobj::do_gc_process_relocs): New function.
12154 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
12155 sections that are garbage collected.
12156 * reloc.h (Gc_process_relocs): New class.
12157 * sparc.cc (Target_sparc::gc_process_relocs): New function.
12158 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
12159 symbols whose corresponding sections are garbage collected.
12160 (Symbol_table::Symbol_table): Add new parameter for the garbage
12162 (Symbol_table::gc_mark_undef_symbols): New function.
12163 (Symbol_table::gc_mark_symbol_for_shlib): New function.
12164 (Symbol_table::gc_mark_dyn_syms): New function.
12165 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
12167 (Symbol_table::add_from_object): Likewise.
12168 (Symbol_table::add_from_relobj): When building shared objects, do not
12169 treat externally visible symbols as garbage.
12170 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
12171 table information for static and relocatable links.
12172 * symtab.h (Symbol_table::set_gc): New function.
12173 (Symbol_table::gc): New function.
12174 (Symbol_table::gc_mark_undef_symbols): New function.
12175 (Symbol_table::gc_mark_symbol_for_shlib): New function.
12176 (Symbol_table::gc_mark_dyn_syms): New function.
12177 (Symbol_table::gc_): New data member.
12178 * target.h (Sized_target::gc_process_relocs): New pure virtual
12180 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
12181 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
12183 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
12185 * options.h (General_options::gc_sections): Define as a no-op for now.
12186 (General_options::no_keep_memory): Ditto.
12187 (General_options::Bshareable): Define.
12188 * options.cc (General_options::finalize): Honor -Bshareable.
12190 2009-01-20 Andreas Schwab <schwab@suse.de>
12192 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
12193 read the value in the contents, since we don't use it. Use the
12194 template endianness when writing.
12195 (Relocate::relocate): Use it for R_PPC_REL16_HA.
12197 2009-01-19 Andreas Schwab <schwab@suse.de>
12199 * configure.tgt (powerpc64-*): Fix targ_obj.
12201 2009-01-15 Ian Lance Taylor <iant@google.com>
12203 * object.cc (Sized_relobj::write_local_symbols): Don't write out
12204 local symbols when stripping all symbols.
12206 2009-01-14 Cary Coutant <ccoutant@google.com>
12208 * output.cc (Output_reloc): Add explicit instantiations.
12210 2009-01-14 Cary Coutant <ccoutant@google.com>
12212 * archive.cc (Archive::get_elf_object_for_member): Remove call
12213 to File_read::claim_for_plugin.
12214 * descriptors.cc (Descriptors::open): Remove reference to
12216 (Descriptors::claim_for_plugin): Remove.
12217 * descriptors.h (Descriptors::claim_for_plugin): Remove.
12218 (Descriptors::is_claimed): Remove.
12219 (claim_descriptor_for_plugin): Remove.
12220 * fileread.cc (File_read::claim_for_plugin): Remove.
12221 * fileread.h (File_read::claim_for_plugin): Remove.
12222 (File_read::descriptor): Reopen descriptor if necessary.
12223 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
12224 (Plugin_manager::all_symbols_read): Add task parameter. Change
12226 (Plugin_manager::get_input_file): New function.
12227 (Plugin_manager::release_input_file): New function.
12228 (Pluginobj::Pluginobj): Add filesize parameter and initialize
12229 corresponding data member.
12230 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
12231 and pass to base constructor. Change all callers.
12232 (get_input_file, release_input_file): New functions.
12233 (make_sized_plugin_object): Add filesize parameter. Change all callers.
12234 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
12235 (Plugin_manager::all_symbols_read): Add task parameter.
12236 (Plugin_manager::get_input_file): New function.
12237 (Plugin_manager::release_input_file): New function.
12238 (Plugin_manager::task_): New data member.
12239 (Pluginobj::Pluginobj): Add filesize parameter.
12240 (Pluginobj::filename): New function.
12241 (Pluginobj::descriptor): New function.
12242 (Pluginobj::filesize): New function.
12243 (Pluginobj::filesize_): New data member.
12244 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
12245 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
12246 File_read::claim_for_plugin; use Object::unlock to unlock the file.
12248 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
12249 with archive libraries.
12250 * testsuite/Makefile.in: Regenerate.
12251 * testsuite/plugin_test.c (struct sym_info): New type.
12252 (get_input_file, release_input_file): New static variables.
12253 (onload): Capture new transfer vector entries.
12254 (claim_file_hook): Stop reading at end of file according to filesize.
12255 Factor out parsing of readelf output into separate function.
12256 (all_symbols_read_hook): Exercise get_input_file and release_input_file
12257 APIs and get the source file name from the symbol table. Convert
12258 source file name to corresponding object file name. Print info
12259 message when adding new input files.
12260 (parse_readelf_line): New function.
12261 * testsuite/plugin_test_1.sh: Add checks for new info messages.
12262 * testsuite/plugin_test_2.sh: Likewise.
12263 * testsuite/plugin_test_3.sh: Likewise.
12264 * testsuite/plugin_test_4.sh: New test case.
12266 2009-01-07 Ian Lance Taylor <iant@google.com>
12268 * version.cc (version_string): Bump to 1.8.
12270 2008-12-23 Cary Coutant <ccoutant@google.com>
12272 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
12273 * plugin.cc (Plugin_manager::finish): Rename as
12274 layout_deferred_objects. Move cleanup to separate function.
12275 (Plugin_manager::cleanup): New function.
12276 (Plugin_finish::run): Call layout_deferred_objects and cleanup
12278 * plugin.h (Plugin_manager::finish): Rename as
12279 layout_deferred_objects.
12280 (Plugin_manager::cleanup): New function.
12281 (Plugin_manager::cleanup_done): New field.
12283 2008-12-23 Cary Coutant <ccoutant@google.com>
12285 * plugin.cc (is_visible_from_outside): New function.
12286 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
12287 so we don't return "IR only" status for exported symbols or -r links.
12289 * testsuite/Makefile.am (plugin_test_3): New test case.
12290 * testsuite/Makefile.in: Regenerate.
12291 * testsuite/plugin_test_3.sh: New file.
12293 2008-12-22 Cary Coutant <ccoutant@google.com>
12295 * object.cc (Sized_relobj::layout_section): New function.
12296 (Sized_relobj::do_layout): Defer layout of input sections until after
12297 plugin has provided replacement files.
12298 (Sized_relobj::do_layout_deferred_sections): New function.
12299 * object.h (Relobj::set_section_offset): Remove virtual keyword.
12300 (Relobj::layout_deferred_sections): New function.
12301 (Relobj::do_layout_deferred_sections): New function.
12302 (Sized_relobj::do_layout_deferred_sections): New function.
12303 (Sized_relobj::layout_section): New function.
12304 (Sized_relobj::Deferred_layout): New structure.
12305 (Sized_relobj::deferred_layout_): New field.
12306 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
12307 Change all callers. Layout deferred sections.
12308 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
12310 (Plugin_hook::run): Move code from do_plugin_hook inline.
12311 (Plugin_hook::do_plugin_hook): Remove.
12312 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
12313 (Plugin_manager::finish): Renamed, was cleanup.
12314 (Plugin_manager::should_defer_layout): New function.
12315 (Plugin_manager::add_deferred_layout_object): New function.
12316 (Plugin_manager::Deferred_layout_list): New type.
12317 (Plugin_manager::deferred_layout_objects_): New field.
12318 (Plugin_hook::do_plugin_hook): Remove.
12320 2008-12-17 Ian Lance Taylor <iant@google.com>
12322 * options.h (class General_options): Add --no case for
12325 2008-12-16 Cary Coutant <ccoutant@google.com>
12327 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
12329 (Plugin_manager::claim_file): Create plugin object even if
12330 plugin did not call the add_symbols callback.
12331 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
12332 asking for more symbols than were added.
12333 * testsuite/Makefile.am (plugin_test_1): Add test case with
12335 (empty.syms): New target.
12336 * testsuite/Makefile.in: Regenerate.
12337 * testsuite/plugin_test.c (claim_file_hook): Add new debug
12338 message. Don't call add_symbols if no globals.
12339 (all_symbols_read_hook): Don't provide replacement for empty
12342 2008-12-12 Ian Lance Taylor <iant@google.com>
12344 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
12345 r_type == 0 for a local symbol with r_sym == 0.
12346 (scan_relocatable_relocs): Pass r_sym to
12347 local_non_section_strategy.
12348 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
12351 * configure.ac: Update test for TLS descriptors: they are
12352 supported as of glibc 2.9.
12353 * configure: Rebuild.
12355 2008-12-11 Ian Lance Taylor <iant@google.com>
12358 * target-reloc.h (Default_scan_relocatable_relocs): For each
12359 function, map r_type == 0 to RELOC_DISCARD.
12361 2008-12-10 Cary Coutant <ccoutant@google.com>
12363 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
12364 object to override a kept COMDAT group from a plugin object.
12366 2008-12-09 Ian Lance Taylor <iant@google.com>
12369 * yyscript.y (file_cmd): Handle INPUT.
12371 * testsuite/initpri1.c: Change all declarations to be full
12372 prototypes by adding void, to avoid compiler warnings.
12374 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
12376 * options.cc (General_options::parse_plugin_opt): New.
12377 (General_options::add_plugin): The argument now is just the filename.
12378 (General_options::add_plugin_option): New.
12379 * options.h (plugin_opt): New.
12380 (add_plugin): Change argument name.
12381 (add_plugin_option): New.
12382 * plugin.cc (Plugin::load): Don't parse the plugin option.
12383 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
12384 (Plugin::add_option): New.
12385 (Plugin::args_): Change type.
12386 (Plugin::filename_): New.
12387 (Plugin_manager::add_plugin_option): New.
12388 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
12389 * testsuite/Makefile.in: Regenerate.
12391 2008-12-05 Cary Coutant <ccoutant@google.com>
12393 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
12394 Handle --strip-lto-sections option.
12395 * options.h (strip_lto_sections): New option.
12397 2008-12-01 Cary Coutant <ccoutant@google.com>
12399 * plugin.cc (ld_plugin_message): Change format parameter to const.
12400 Fix mismatch between new[] and delete.
12402 2008-11-14 Cary Coutant <ccoutant@google.com>
12404 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
12407 2008-11-05 Craig Silverstein <csilvers@google.com>
12409 * options.cc (General_options::parse_dynamic_list): New function.
12410 * options.h (General_options): New flags dynamic_list,
12411 dynamic_list_data, dynamic_list_cpp_new, and
12412 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
12413 (General_options::in_dynamic_list): New function.
12414 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
12415 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
12416 (Lex::can_continue_name): Likewise.
12418 (read_script_file): New parameter script_options.
12419 (read_dynamic_list): New function.
12420 (Script_options::define_dynamic_list): New function.
12421 (dynamic_list_keyword_parsecodes): New variable.
12422 (dynamic_list_keywords): New variable.
12423 * script.h (Script_options::define_dynamic_list): New function
12425 (read_dynamic_list): New function prototype.
12426 * symtab.cc (strprefix): New macro.
12427 (Symbol::should_add_dynsym_entry): Support dynamic_list,
12428 dynamic_list_data, dynamic_list_cpp_new, and
12429 dynamic_list_cpp_typeinfo.
12430 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
12431 (dynamic_list_expr): New rule.
12432 (dynamic_list_nodes): Likewise.
12433 (dynamic_list_node): Likewise.
12434 * testsuite/Makefile.am (dynamic_list): New test.
12435 * testsuite/Makefile.in: Regenerated.
12436 * testsuite/dynamic_list.t: New file.
12437 * testsuite/dynamic_list.sh: New file.
12439 2008-11-05 Craig Silverstein <csilvers@google.com>
12441 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
12442 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
12443 (t11_last): Likewise.
12444 * testsuite/ver_test_6.c (main): Likewise.
12446 2008-10-07 Cary Coutant <ccoutant@google.com>
12448 * options.c (General_options::finalize): Add check for -static and
12450 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
12453 2008-10-02 Cary Coutant <ccoutant@google.com>
12455 * plugin.cc (make_sized_plugin_object): Fix conditional
12456 compilation to work when not all targets are enabled.
12458 2008-09-29 Cary Coutant <ccoutant@google.com>
12460 * archive.cc (Archive::get_file_and_offset): Use filename instead
12461 of name to get library path.
12462 (Archive::include_member): Unlock external member of a thin archive.
12464 * testsuite/Makefile.am (TEST_AR): New variable.
12465 (thin_archive_test_1): New test.
12466 (thin_archive_test_2): New test.
12467 * testsuite/Makefile.in: Regenerate.
12468 * testsuite/thin_archive_main.cc: New file.
12469 * testsuite/thin_archive_test_1.cc: New file.
12470 * testsuite/thin_archive_test_2.cc: New file.
12471 * testsuite/thin_archive_test_3.cc: New file.
12472 * testsuite/thin_archive_test_4.cc: New file.
12474 2008-09-29 Cary Coutant <ccoutant@google.com>
12476 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
12477 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
12479 (Sized_relobj::do_finalize_local_symbols): Likewise.
12480 (Sized_relobj::map_to_kept_section): Likewise.
12481 * object.h (Sized_relobj::invalid_address): New constant.
12482 (Sized_relobj::do_output_section_offset): Check for invalid_address
12484 * output.cc (Output_reloc::local_section_offset): Use constant
12485 invalid_address instead of -1U.
12486 (Output_reloc::get_address): Likewise.
12487 (Output_section::output_address): Change -1U to -1ULL.
12488 * output.h (Output_reloc::invalid_address): New constant.
12489 * reloc.cc (Sized_relobj::write_sections): Use constant
12490 invalid_address instead of -1U.
12491 (Sized_relobj::relocate_sections): Likewise.
12492 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
12493 values for merge sections.
12494 * target-reloc.h (relocate_for_relocatable): Use constant
12495 invalid_address instead of -1U.
12497 2008-09-19 Cary Coutant <ccoutant@google.com>
12499 Add plugin functionality for link-time optimization (LTO).
12500 * configure.ac (plugins): Add --enable-plugins option.
12501 * configure: Regenerate.
12502 * config.in: Regenerate.
12503 * Makefile.am (LIBDL): New variable.
12504 (CCFILES): Add plugin.cc.
12505 (HFILES): Add plugin.h.
12506 (ldadd_var): Add LIBDL.
12507 * Makefile.in: Regenerate.
12509 * archive.cc: Include "plugin.h".
12510 (Archive::setup): Don't preread archive symbols when using a plugin.
12511 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
12512 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
12514 (Archive::include_member): Add symbols from plugin objects.
12515 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
12516 * descriptors.cc (Descriptors::open): Check for file descriptors
12517 abandoned by plugins.
12518 (Descriptors::claim_for_plugin): New function.
12519 * descriptors.h (Descriptors::claim_for_plugin): New function.
12520 (Open_descriptor::is_claimed): New field.
12521 (claim_descriptor_for_plugin): New function.
12522 * fileread.cc (File_read::claim_for_plugin): New function.
12523 * fileread.h (File_read::claim_for_plugin): New function.
12524 (File_read::descriptor): New function.
12525 * gold.cc: Include "plugin.h".
12526 (queue_initial_tasks): Add task to call plugin hooks for generating
12528 * main.cc: Include "plugin.h".
12529 (main): Load plugin libraries.
12530 * object.h (Pluginobj): Declare.
12531 (Object::pluginobj): New function.
12532 (Object::do_pluginobj): New function.
12533 (Object::set_target): New function.
12534 * options.cc: Include "plugin.h".
12535 (General_options::parse_plugin): New function.
12536 (General_options::General_options): Initialize plugins_ field.
12537 (General_options::add_plugin): New function.
12538 * options.h (Plugin_manager): Declare.
12539 (General_options): Add --plugin option.
12540 (General_options::has_plugins): New function.
12541 (General_options::plugins): New function.
12542 (General_options::add_plugin): New function.
12543 (General_options::plugins_): New field.
12544 * plugin.cc: New file.
12545 * plugin.h: New file.
12546 * readsyms.cc: Include "plugin.h".
12547 (Read_symbols::do_read_symbols): Check for archive before checking
12548 for ELF file. Call plugin hooks to claim files.
12549 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
12550 from a real object file; force override when processing replacement
12552 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
12553 (Symbol::init_base_object): Likewise.
12554 (Symbol::init_base_output_data): Likewise.
12555 (Symbol::init_base_output_segment): Likewise.
12556 (Symbol::init_base_constant): Likewise.
12557 (Symbol::init_base_undefined): Likewise.
12558 (Symbol::output_section): Assert that object is not a plugin.
12559 (Symbol_table::add_from_pluginobj): New function.
12560 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
12562 (Symbol_table::sized_write_globals): Likewise.
12563 (Symbol_table::add_from_pluginobj): Instantiate template.
12564 * symtab.h (Sized_pluginobj): Declare.
12565 (Symbol::in_real_elf): New function.
12566 (Symbol::set_in_real_elf): New function.
12567 (Symbol::in_real_elf_): New field.
12568 (Symbol_table::add_from_pluginobj): New function.
12570 * testsuite/Makefile.am (AM_CFLAGS): New variable.
12571 (LIBDL): New variable.
12572 (LDADD): Add LIBDL.
12573 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
12574 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
12575 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
12576 (MOSTLYCLEANFILES): Likewise.
12577 * testsuite/Makefile.in: Regenerate.
12578 * testsuite/plugin_test.c: New file.
12579 * testsuite/plugin_test_1.sh: New file.
12580 * testsuite/plugin_test_2.sh: New file.
12582 2008-09-16 Ian Lance Taylor <iant@google.com>
12584 * target-reloc.h (relocate_section): Check whether a symbol is
12585 defined by the ABI before reporting an undefined symbol error.
12586 * target.h (Target::is_defined_by_abi): Make parameter const.
12587 (Target::do_is_defined_by_abi): Likewise.
12588 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
12589 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
12590 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
12591 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
12592 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
12593 * testsuite/Makefile.in: Rebuild.
12595 * fileread.cc (make_view): Add casts to avoid warning.
12597 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
12599 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
12600 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
12602 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
12604 * options.h (General_options::output_is_executable): New.
12605 (General_options::output_is_pie): New.
12606 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
12607 for shared libraries.
12608 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
12610 2008-09-11 Chris Demetriou <cgd@google.com>
12612 * options.h (origin): New -z option.
12613 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
12614 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
12617 2008-09-05 Cary Coutant <ccoutant@google.com>
12619 * fileread.cc (File_read::make_view): Add check for attempt to map
12620 beyond end of file.
12622 2008-09-05 Cary Coutant <ccoutant@google.com>
12624 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
12625 explicit instantiations.
12627 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
12630 * options.cc (General_options::finalize): Allow undefined symbols
12631 in shlibs if linking -shared.
12634 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
12635 symbols as not needing a dynsym entry.
12637 2008-08-20 Craig Silverstein <csilvers@google.com>
12639 * fileread.cc (File_read::open): Do not lock the file unless it
12640 was successfully opened.
12642 2008-08-14 Cary Coutant <ccoutant@google.com>
12644 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
12645 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
12646 * testsuite/tls_test.cc (struct int128): 128-bit struct
12647 for testing TLS relocs with non-zero addend.
12648 (v12): New TLS variable.
12650 (t_last): Add check for v12.
12651 * testsuite/tls_test.h (t12): New function.
12652 * testsuite/tls_test_main.cc (thread_routine): Call new test.
12654 2008-08-13 Ian Lance Taylor <iant@google.com>
12656 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
12657 set tls_segment_ or relro_segment_.
12658 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
12660 * output.h (Output_section::clear_is_relro): New function.
12661 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
12662 sections specially even when output_data_ is empty.
12663 (Output_segment::maximum_alignment): When first section is relro,
12664 only force alignment for PT_LOAD segments.
12665 * script.cc (script_data_segment_align): New function.
12666 (script_data_segment_relro_end): New function.
12667 * script-c.h (script_data_segment_align): Declare.
12668 (script_data_segment_relro_end): Declare.
12669 * script-sections.h (class Script_sections): Declare
12670 data_segment_align and data_segment_relro_end. Add fields
12671 segment_align_index_ and saw_relro_end_.
12672 * script-sections.cc (class Sections_element): Add set_is_relro
12673 virtual function. Add new bool* parameter to place_orphan_here.
12674 Add get_output_section virtual function.
12675 (class Output_section_definition): Add set_is_relro. Add new
12676 bool* parameter to place_orphan_here. Add get_output_section.
12677 Add is_relro_ field.
12678 (Output_section_definition::Output_section_definition): Initialize
12679 evaluated_address_, evaluated_load_address, evaluated_addralign_,
12680 and is_relro_ fields.
12681 (Output_section_definition::place_orphan_here): Add is_relro
12683 (Output_section_definition::set_section_addresses): Set relro for
12685 (Output_section_definition::alternate_constraint): Likewise.
12686 (class Orphan_output_section): Add new bool* parameter to
12687 place_orphan_here. Add get_output_section.
12688 (Orphan_output_section::place_orphan_here): Add is_relro
12690 (Script_sections::Script_sections): Initialize
12691 data_segment_align_index_ and saw_relro_end_.
12692 (Script_sections::data_segment_align): New function.
12693 (Script_sections::data_segment_relro_end): New function.
12694 (Script_sections::place_orphan): Set or clear is_relro.
12695 (Script_sections::set_section_addresses): Force alignment of first
12697 * yyscript.y (exp): Call script_data_segment_align and
12698 script_data_segment_relro_end.
12699 * testsuite/relro_script_test.t: New file.
12700 * testsuite/relro_test.cc (using_script): Declare.
12701 (t1, t2): Test using_script.
12702 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
12703 (relro_script_test_SOURCES): Define.
12704 (relro_script_test_DEPENDENCIES): Define.
12705 (relro_script_test_LDFLAGS): Define.
12706 (relro_script_test_LDADD): Define.
12707 (relro_script_test.so): New target.
12708 * testsuite/Makefile.in: Rebuild.
12710 2008-08-06 Cary Coutant <ccoutant@google.com>
12712 * archive.cc (Archive::total_archives, Archive::total_members)
12713 (Archive::total_members_loaded): New variables.
12714 (Archive::setup): Add parameter. Add option to preread
12716 (Archive::read_armap): Add counter.
12717 (Archive::get_file_and_offset): New function.
12718 (Archive::get_elf_object_for_member): New function.
12719 (Archive::read_all_symbols): New function.
12720 (Archive::read_symbols): New function.
12721 (Archive::add_symbols): Add counters.
12722 (Archive::include_all_members): Use armap to find members if it's
12724 (Archive::include_member): Skip reading symbols if already read.
12725 Factored code into Archive::get_file_and_offset and
12726 Archive::get_elf_object_for_member. Changed call to
12727 Mapfile::report_include_archive_member.
12728 (Archive::print_stats): New function.
12729 * archive.h: Declare Object and Read_symbols_data classes.
12730 (Archive::Archive): Add initializers for new members.
12731 (Archive::setup): Add parameter.
12732 (Archive::print_stats): New function.
12733 (Archive::total_archives, Archive::total_members)
12734 (Archive::total_members_loaded): New variables.
12735 (Archive::get_file_and_offset): New function.
12736 (Archive::get_elf_object_for_member): New function.
12737 (Archive::read_all_symbols): New function.
12738 (Archive::read_symbols): New function.
12739 (Archive::Archive_member): New class.
12740 (Archive::members_): New member.
12741 (Archive::num_members_): New member.
12742 * main.cc: Include archive.h.
12743 (main): Call Archive::print_stats.
12744 * mapfile.cc (Mapfile::report_include_archive_member): Delete
12745 archive parameter; member_name is now the fully-decorated name.
12746 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
12747 * options.h: (General_options): Add --preread-archive-symbols option.
12748 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
12751 2008-08-04 Ian Lance Taylor <iant@google.com>
12753 * symtab.h (Symbol::use_plt_offset): New function.
12754 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
12755 * powerpc.cc (Relocate::relocate): Likewise.
12756 * sparc.cc (Relocate::relocate): Likewise.
12757 * x86_64.cc (Relocate::relocate): Likewise.
12758 * testsuite/weak_plt.sh: New test.
12759 * testsuite/weak_plt_main.cc: New test.
12760 * testsuite/weak_plt_shared.cc: New test.
12761 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
12762 (check_PROGRAMS): Add weak_plt.
12763 (check_DATA): Add weak_plt_shared.so.
12764 (weak_plt_main_pic.o, weak_plt): New targets.
12765 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
12766 * testsuite/Makefile.in: Rebuild.
12768 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
12770 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
12771 * testsuite/Makefile.in: Rebuild.
12773 2008-08-04 Alan Modra <amodra@bigpond.net.au>
12775 * Makefile.am (POTFILES.in): Set LC_ALL=C.
12776 * Makefile.in: Regenerate.
12777 * po/POTFILES.in: Regenerate.
12779 2008-07-29 Ian Lance Taylor <iant@google.com>
12781 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
12782 symbols before other symbols.
12783 * testsuite/script_test_2.cc (test_addr): Declare.
12784 (test_addr_alias): Declare.
12785 (main): Check that test_addr and test_addr_alias have the right
12787 * testsuite/script_test_2.t: Define test_addr_alias and
12790 2008-07-24 Ian Lance Taylor <iant@google.com>
12793 * descriptors.cc: New file.
12794 * descriptors.h: New file.
12795 * gold-threads.h (class Hold_optional_lock): New class.
12796 * fileread.cc: Include "descriptors.h".
12797 (File_read::~File_read): Release descriptor rather than closing
12799 (File_read::open) [file]: Call open_descriptor rather than open.
12800 Set is_descriptor_opened_.
12801 (File_read::open) [memory]: Assert that descriptor is not open.
12802 (File_read::reopen_descriptor): New function.
12803 (File_read::release): Release descriptor.
12804 (File_read::do_read): Make non-const. Reopen descriptor.
12805 (File_read::read): Make non-const.
12806 (File_read::make_view): Reopen descriptor.
12807 (File_read::do_readv): Likewise.
12808 * fileread.h (class File_read): Add is_descriptor_opened_ field.
12809 Update declarations.
12810 * layout.cc: Include "descriptors.h".
12811 (Layout::create_build_id): Use open_descriptor rather than open.
12812 * output.cc: Include "descriptors.h".
12813 (Output_file::open): Use open_descriptor rather than open.
12814 * archive.cc (Archive::const_iterator): Change Archive to be
12816 (Archive::begin, Archive::end): Make non-const.
12817 (Archive::count_members): Likewise.
12818 * archive.h (class Archive): Update declarations.
12819 * object.h (Object::read): Make non-const.
12820 * Makefile.am (CCFILES): Add descriptors.cc.
12821 (HFILES): Add descriptors.h.
12822 * Makefile.in: Rebuild.
12825 * gold.h: Always include <clocale>. Add Solaris workarounds
12826 following code in binutils/sysdep.h.
12829 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
12830 this->eh_frame_hdr_ is NULL before using it.
12832 * dynobj.cc (Versions::Versions): Update comment.
12834 * dynobj.cc (Versions::Versions): If there is an soname, use it as
12835 the base version name.
12837 * stringpool.cc (Stringpool_template::add_with_length): Set key to
12838 array size plus one.
12839 (Stringpool_template::set_string_offsets): Subtract one from key
12840 before using it as an array index.
12841 (Stringpool_template::get_offset_with_length): Likewise.
12842 (Stringpool_template::write_to_buffer): Likewise.
12843 * stringpool.h (Stringpool_template::get_offset_from_key):
12846 2008-07-23 Ian Lance Taylor <iant@google.com>
12849 * object.h (Merged_symbol_value::value): Do our best to handle a
12853 * script.cc (Version_script_info::get_versions): Don't add empty
12854 version tag to return value.
12855 (Version_script_info::get_symbol_version_helper): Change return
12856 type to bool. Add pversion parameter. Change all callers.
12857 (script_register_vers_node): Don't require a non-NULL tag.
12858 * script.h (class Version_script_info): Update declarations.
12859 (Version_script_info::get_symbol_version): Change return type to
12860 bool. Add version parameter. Change all callers.
12861 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
12862 handling. Handle an empty version from a version script.
12863 (Symbol_table::define_special_symbol): Likewise.
12864 * testsuite/ver_test_10.script: New file.
12865 * testsuite/ver_test_10.sh: New file.
12866 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
12867 (check_DATA): Add ver_test_10.syms.
12868 (ver_test_10.syms, ver_test_10.so): New target.
12869 * testsuite/Makefile.in: Rebuild.
12871 2008-07-23 Simon Baldwin <simonb@google.com>
12873 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
12874 to zero for undefined symbols from dynamic libraries.
12876 2008-07-23 Ian Lance Taylor <iant@google.com>
12878 * symtab.cc (Symbol_table::resolve): Remove version parameter.
12879 Change all callers.
12880 * symtab.h (class Symbol_table): Update declaration.
12881 * testsuite/ver_test_9.cc: New file.
12882 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
12883 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
12884 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
12885 (ver_test_9.so, ver_test_9.o): New targets.
12886 * testsuite/Makefile.in: Rebuild.
12888 2008-07-22 Ian Lance Taylor <iant@google.com>
12890 * options.h (class General_options): Define --check-sections.
12891 * layout.cc (Layout::set_segment_offsets): Handle
12894 * options.h (class General_options): Define -n/--nmagic and
12896 * options.cc (General_options::finalize): For -n/--nmagic or
12897 -N/--omagic, set -static.
12898 * layout.cc (Layout::attach_allocated_section_to_segment): If
12899 -N/--omagic, don't put read-only and read-write sections in
12900 different segments.
12901 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
12902 finding a read-only segment.
12903 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
12904 don't set the minimum segment alignment to the common page size,
12905 and don't set the file offset to the address modulo the page size.
12906 * script-sections.cc (Script_sections::create_segments): If
12907 -n/--omagic, don't put read-only and read-write sections in
12908 different segments.
12910 * cref.cc: New file.
12911 * cref.h: New file.
12912 * options.h (class General_options): Add --print-symbol-counts.
12913 * main.cc (main): Issue defined symbol report if requested.
12914 * archive.cc (Archive::interpret_header): Make into a const member
12916 (Archive::add_symbols): Call Input_objects::archive_start and
12918 (Archive::const_iterator): Define new class.
12919 (Archive::begin, Archive::end): New functions.
12920 (Archive::include_all_members): Rewrite to use iterator.
12921 (Archive::count_members): New function.
12922 * archive.h (class Archive): Update declarations.
12923 (Archive::filename): New function.
12924 * object.cc: Include "cref.h".
12925 (Sized_relobj::Sized_relobj): Initialize defined_count_.
12926 (Sized_relobj::do_get_global_symbol_counts): New function.
12927 (Input_objects::add_object): Add object to cross-referencer.
12928 (Input_objects::archive_start): New function.
12929 (Input_objects::archive_stop): New function.
12930 (Input_objects::print_symbol_counts): New function.
12931 * object.h: Declare Cref and Archive.
12932 (Object::get_global_symbol_counts): New function.
12933 (Object::do_get_global_symbol_counts): New pure virtual function.
12934 (class Sized_relobj): Add defined_count_ field. Update
12936 (class Input_objects): Add cref_ field. Update constructor.
12937 Update declarations.
12938 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
12940 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
12942 (Sized_dynobj::do_get_global_symbol_counts): New function.
12943 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
12944 defined_count_. Update declarations. Define Symbols typedef.
12945 * symtab.cc (Symbol_table::add_from_relobj): Add defined
12946 parameter. Change all callers.
12947 (Symbol_table::add_from_dynobj): Add sympointers and defined
12948 parameters. Change all callers.
12949 * symtab.h (class Symbol_table): Update declarations.
12950 * Makefile.am (CCFILES): Add cref.cc.
12951 (HFILES): Add cref.h.
12952 * Makefile.in: Rebuild.
12954 2008-07-22 Simon Baldwin <simonb@google.com>
12956 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
12957 to zero when writing undefined symbols.
12959 2008-07-22 Ian Lance Taylor <iant@google.com>
12961 * output.cc (Output_section::add_input_section): Don't try to
12962 merge empty merge sections.
12964 2008-07-21 Craig Silverstein <csilvers@google.com>
12966 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12967 Include symbol version in error message.
12969 2008-07-20 Chris Demetriou <cgd@google.com>
12971 * configure.ac (gold_cv_c_random_seed): New configured variable.
12972 (RANDOM_SEED_CFLAGS): New substituted variable.
12973 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
12974 * configure: Rebuild.
12975 * Makefile.in: Likewise.
12976 * testsuite/Makefile.in: Likewise.
12978 2008-07-18 Ian Lance Taylor <iant@google.com>
12980 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
12981 where we see NAME/NULL and NAME/VERSION as separate symbols.
12982 * testsuite/ver_test_main.cc (main): Call t4.
12983 (t4, t4_2a): Define.
12984 * testsuite/ver_test_2.cc (t4_2): Define.
12985 * testsuite/ver_test_2.script: Put t4_2a in VER2.
12986 * testsuite/ver_test_4.cc (t4_2a): Define.
12987 * testsuite/ver_test_4.script: Put t4_2a in VER2.
12988 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
12990 2008-07-17 Ian Lance Taylor <iant@google.com>
12992 * dynobj.cc (Versions::add_def): If we give an error about a
12993 missing version, go ahead and create the version anyhow.
12995 2008-07-10 Ian Lance Taylor <iant@google.com>
12997 Handle output sections with more than 0x7fffffff bytes.
12998 * object.h (class Relobj): Change map_to_output_ to
12999 output_sections_, and just keep a section pointer. Change all
13000 uses. Move comdat group support to Sized_relobj.
13001 (Relobj::is_section_specially_mapped): Remove.
13002 (Relobj::output_section): Remove poff parameter. Change all
13004 (Relobj::output_section_offset): New function.
13005 (Relobj::set_section_offset): Rewrite.
13006 (Relobj::map_to_output): Remove.
13007 (Relobj::output_sections): New function.
13008 (Relobj::do_output_section_offset): New pure virtual function.
13009 (Relobj::do_set_section_offset): Likewise.
13010 (class Sized_relobj): Add section_offsets_ field. Add comdat
13011 group support from Relobj. Update declarations.
13012 (Sized_relobj::get_output_section_offset): New function.
13013 (Sized_relobj::do_output_section_offset): New function.
13014 (Sized_relobj::do_set_section_offset): New function.
13015 * object.cc (Relobj::output_section_address): Remove.
13016 (Sized_relobj::Sized_relobj): Initialize new fields.
13017 (Sized_relobj::include_section_group): Cast find_kept_object to
13019 (Sized_relobj::include_linkonce_section): Likewise.
13020 (Sized_relobj::do_layout): Use separate arrays for output section
13022 (Sized_relobj::do_count_local_symbols): Change map_to_output to
13024 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
13025 output_sections and section_offsets.
13026 (Sized_relobj::write_local_symbols): Likewise.
13027 (map_to_kept_section): Compute output address directly.
13028 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
13029 output_sections and section_offsets.
13030 (Sized_relobj::write_sections): Likewise.
13031 (Sized_relobj::relocate_sections): Likewise.
13032 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
13033 * output.h (class Output_reloc): Update declarations. Change
13034 u2_.relobj to Sized_relobj*.
13035 (class Output_data_reloc): Change add functions to use
13037 * output.cc (Output_reloc::Output_reloc): Change relobj to
13039 (Output_reloc::local_section_offset): Change return type to
13040 Elf_Addr. Use get_output_section_offset.
13041 (Output_reloc::get_address): Likewise.
13042 (Output_section::is_input_address_mapped): Don't call
13043 is_section_specially_mapped.
13044 (Output_section::output_offset): Likewise.
13045 (Output_section::output_address): Likewise.
13046 (Output_section::starting_output_address): Likewise.
13047 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
13048 parameter to Sized_relobj*.
13049 (Copy_relocs::need_copy_reloc): Likewise.
13050 (Copy_relocs::save): Likewise.
13051 * copy-relocs.h (class Copy_relocs): Update declarations.
13052 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
13053 Sized_relobj*. Change relobj_ field to Sized_relobj*.
13054 * target-reloc.h (relocate_for_relocatable): Change
13055 offset_in_output_section type to Elf_Addr. Change code that uses
13057 * layout.cc (Layout::layout): Always set *off.
13058 * mapfile.cc (Mapfile::print_input_section): Use
13059 output_section_offset.
13060 * i386.cc (Target_i386::copy_reloc): Change object parameter to
13062 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
13063 * sparc.cc (Target_sparc::copy_reloc): Likewise.
13064 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
13066 2008-07-03 Ian Lance Taylor <iant@google.com>
13068 * layout.cc (Layout::include_section): Do not discard unrecognized
13069 SHT_STRTAB sections.
13071 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
13073 * script.cc (Lex::can_continue_name): Make '?' allowable in
13074 version-script names.
13075 * testsuite/version_script.map: Change glob pattern to use '?'
13077 2008-06-30 Manish Singh <yosh@gimp.org>
13080 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
13083 2008-06-30 Ian Lance Taylor <iant@google.com>
13087 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
13088 versions]: Don't try to read the value in the contents, since we
13089 don't use it. Use the template endianness when writing.
13091 2008-06-25 Cary Coutant <ccoutant@google.com>
13093 * fileread.cc (File_read::make_view): Assert on zero-length view.
13094 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
13095 symbol table when there are no symbols to read.
13097 2008-06-23 Craig Silverstein <csilvers@google.com>
13099 * version.cc (version_string): Bump to 1.7
13101 2008-06-18 Craig Silverstein <csilvers@google.com>
13103 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
13104 constant 0xFFFF to type Valtype.
13105 (Powerpc_relocate_functions::rel16_ha): Likewise.
13107 2008-06-17 Ian Lance Taylor <iant@google.com>
13109 * output.h (Output_section::Input_section): Initialize p2align_ to
13110 zero for Output_section_data constructors.
13111 (Output_section::Input_section::addralign): If not an input
13112 section, return the alignment of the Output_section_data.
13113 * testsuite/copy_test.cc: New file.
13114 * testsuite/copy_test_1.cc: New file.
13115 * testsuite/copy_test_2.cc: New file.
13116 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
13117 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
13118 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
13119 (copy_test_1_pic.o, copy_test_1.so): New targets.
13120 (copy_test_2_pic.o, copy_test_2.so): New targets.
13121 * testsuite/Makefile.in: Rebuild.
13123 * script-sections.cc (Script_sections::place_orphan): Initialize
13124 local variable exact.
13126 2008-06-13 David Edelsohn <edelsohn@gnu.org>
13128 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
13130 2008-06-12 David Edelsohn <edelsohn@gnu.org>
13131 David S. Miller <davem@davemloft.net>
13133 * powerpc.cc: New file.
13134 * Makefile.am (TARGETSOURCES): Add powerpc.cc
13135 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
13136 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
13137 * Makefile.in: Rebuild.
13139 2008-06-09 Ian Lance Taylor <iant@google.com>
13141 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
13143 (throwing, orig_terminate): New static variables.
13144 (terminate_handler): New static function.
13145 (t2): Set terminate handler.
13147 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
13150 * binary.cc (Binary_to_elf::sized_convert): Fix .data
13153 2008-05-30 Cary Coutant <ccoutant@google.com>
13155 * archive.cc (Archive::include_all_members) Correct to step
13156 over symbol table and extended name table in thin archives.
13158 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
13161 * target-reloc.h (relocate_for_relocatable): Fix new_offset
13164 2008-05-28 Caleb Howe <cshowe@google.com>
13166 * reduced_debug_output.cc: New file.
13167 * reduced_debug_output.h: New file.
13168 * options.h (class General_options): Add --strip-debug-non-line.
13169 * options.cc (General_options::finalize): Add strip_debug_non_line
13170 to the strip heirarchy.
13171 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
13173 * layout.cc: Include "reduced_debug_output.h".
13174 (Layout::Layout): Initialize new fields.
13175 (line_only_debug_sections): New static array.
13176 (is_lines_only_debug_sections): New static inline function.
13177 (Layout::include_section): Handle --strip-debug-non-line.
13178 (Layout::make_output_section): If --strip-debug-non-line, build
13179 new output sections for .debug_abbrev and .debug_info.
13180 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
13181 gold. Warn about possible overflow.
13182 (read_signed_LEB_128): Likewise.
13183 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
13184 (read_signed_LEB_128): Declare.
13185 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
13186 (HFILES): Add reduced_debug_output.h.
13187 * Makefile.in: Rebuild.
13189 2008-05-21 Ian Lance Taylor <iant@google.com>
13191 * mapfile.cc: New file.
13192 * mapfile.h: New file.
13193 * options.h (class General_options): Add -M/--print-map and -Map.
13194 * options.cc (General_options::finalize): Make -M equivalent to
13196 * main.cc: Include <cstdio> and "mapfile.h".
13197 (main): Open mapfile if requested.
13198 * gold.cc (class Middle_runner): Add mapfile_ field. Update
13199 constructor. Change caller.
13200 (queue_initial_tasks): Add mapfile parameter. Change caller.
13201 (queue_middle_tasks): Likewise.
13202 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
13204 * archive.cc: Include "mapfile.h".
13205 (Archive::add_symbols): Add mapfile parameter. Change all
13206 callers. Pass mapfile, symbol, and reason to include_member.
13207 (Archive::include_all_members): Add mapfile parameter. Change all
13209 (Archive::include_member): Add mapfile, sym, and why parameters.
13210 Change all callers. Report inclusion to map file.
13211 * archive.h: Include "fileread.h".
13212 (class Archive): Update declarations.
13213 (Archive::file): New const method.
13214 (class Add_archive_symbols): Add mapfile_ field. Update
13215 constructor. Change all callers.
13216 * readsyms.h (class Read_symbols): Likewise.
13217 (class Finish_group): Likewise.
13218 (class Read_script): Likewise.
13219 * common.cc: Include "mapfile.h".
13220 (Symbol_table::allocate_commons): Add mapfile parameter. Change
13222 (Symbol_table::do_allocate_commons): Likewise.
13223 (Symbol_table::do_allocate_commons_list): Likewise. Report common
13224 symbol allocation to mapfile.
13225 * common.h (class Allocate_commons_task): Add mapfile_ field.
13226 Update constructor. Change all callers.
13227 * symtab.h (class Symbol_table): Update declarations.
13228 * layout.cc: Include "mapfile.h".
13229 (Layout_task_runner::run): Print information to mapfile.
13230 (Layout::create_gold_note): Change Output_data_fixed_space to
13231 Output_data_zero_fill.
13232 (Layout::create_build_id): Likewise.
13233 (Layout::print_to_mapfile): New function.
13234 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
13235 constructor. Change caller.
13236 (class Layout): Declare print_to_mapfile.
13237 * output.cc (Output_section::Input_section::print_to_mapfile): New
13239 (Output_section::add_input_section): If producing a map, always
13240 add to input_sections_ list.
13241 (Output_section::do_print_to_mapfile): New function.
13242 (Output_segment::print_sections_to_mapfile): New function.
13243 (Output_segment::print_section_list_to_mapfile): New function.
13244 * output.h: Include "mapfile.h".
13245 (Output_data::print_to_mapfile): New function.
13246 (Output_data::do_print_to_mapfile): New virtual function.
13247 (Output_segment_headers::do_print_to_mapfile): New function.
13248 (Output_file_header::do_print_to_mapfile): New function.
13249 (Output_data_const::do_print_to_mapfile): New function.
13250 (class Output_data_const_buffer): Add map_name_ field. Update
13251 constructor. Change all callers. Add do_print_to_mapfile
13253 (class Output_data_fixed_space): Likewise.
13254 (class Output_data_space): Likewise.
13255 (class Output_data_zero_fill): New class.
13256 (Output_data_strtab::do_print_to_mapfile): New function.
13257 (Output_data_reloc_base::do_print_to_mapfile): New function.
13258 (Output_relocatable_relocs::do_print_to_mapfile): New function.
13259 (Output_data_group::do_print_to_mapfile): New function.
13260 (Output_data_got::do_print_to_mapfile): New function.
13261 (Output_data_dynamic::do_print_to_mapfile): New function.
13262 (Output_symtab_xindex::do_print_to_mapfile): New function.
13263 (class Output_section): Declare do_print_to_mapflie. Declare
13264 print_to_mapfile in Input_section.
13265 (class Output_segment): Declare new functions.
13266 * object.h (Sized_relobj::symbol_count): New function.
13267 * script-sections.cc
13268 (Output_section_element_dot_assignment::set_section_addresses):
13269 Change Output_data_fixed_space to Output_data_zero_fill.
13270 (Output_data_expression::do_print_to_mapfile): New function.
13271 * script.cc (read_input_script): Add mapfile parameter. Change
13273 * script.h (read_input_script): Update declaration.
13274 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
13275 (Eh_frame::do_print_to_mapfile): New function.
13276 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
13277 (Output_merge_string::do_print_to_mapfile): New function.
13278 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
13280 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
13282 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
13284 * Makefile.am (CCFILES): Add mapfile.cc.
13285 (HFILES): Add mapfile.h.
13286 * Makefile.in: Rebuild.
13288 2008-05-19 Ian Lance Taylor <iant@google.com>
13290 * options.h (class General_options): Add -z relro.
13291 * layout.cc (Layout::Layout): Initialize relro_segment_.
13292 (Layout::add_output_section_data): Return the output section.
13293 (Layout::make_output_section): Rcognize relro sections and mark
13294 them appropriately.
13295 (Layout::attach_allocated_section_to_segment): Put relro sections
13296 in a PT_GNU_RELRO segment.
13297 (Layout::create_initial_dynamic_sections): Mark the .dynamic
13299 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
13301 (Layout::linkonce_mapping): Map d.rel.ro.local to
13302 .data.rel.ro.local.
13303 (Layout::output_section_name): Us .data.rel.ro.local for any
13304 section which begins with that.
13305 * layout.h (class Layout): Update add_output_section_data
13306 declaration. Add relro_segment_ field.
13307 * output.cc (Output_section::Output_section): Initialize is_relro_
13308 and is_relro_local_ fields.
13309 (Output_segment::add_output_section): Group relro sections.
13310 (Output_segment::is_first_section_relro): New function.
13311 (Output_segment::maximum_alignment): If there is a relro section,
13312 align the segment to the common page size.
13313 (Output_segment::set_section_addresses): Track whether we are
13314 looking at relro sections. If the last section is a relro
13315 section, align to the common page size.
13316 (Output_segment::set_section_list_addresses): Add in_relro
13317 parameter. Change all callers. Align to the page size when
13318 moving from relro to non-relro section.
13319 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
13321 * output.h (class Output_section): Add is_relro_ and
13322 is_relro_local_ fields.
13323 (Output_section::is_relro): New function.
13324 (Output_section::set_is_relro): New function.
13325 (Output_section::is_relro_local): New function.
13326 (Output_section::set_is_relro_local): New function.
13327 (class Output_segment): Update declarations.
13328 * i386.cc (Target_i386::got_section): Mark .got section as relro.
13329 * sparc.cc (Target_sparc::got_section): Likewise.
13330 * x86_64.cc (Target_x86_64::got_section): Likewise.
13331 * testsuite/relro_test_main.cc: New file.
13332 * testsuite/relro_test.cc: New file.
13333 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
13334 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
13335 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
13336 (relro_test.so, relro_test_pic.o): New targets.
13337 * testsuite/Makefile.in: Rebuild.
13339 2008-05-16 Ian Lance Taylor <iant@google.com>
13341 * output.cc (Output_segment::add_output_section): Remove front
13343 * output.h (class Output_segment): Remove
13344 add_initial_output_section and overloaded add_output_section.
13345 Update declaration of remaining add_output_section.
13346 * layout.cc (Layout::create_interp): Call add_output_section
13347 rather than add_initial_output_section.
13348 (Layout::finish_dynamic_section): Likewise.
13350 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
13351 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
13352 know the dynamic type.
13353 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
13354 field. Initialize it in constructor.
13355 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
13356 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
13357 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
13360 * output.cc (Output_reloc::get_address): Change return type to
13362 * output.h (class Output_reloc): Update get_address declaration.
13363 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
13364 for section addresses.
13366 2008-05-09 Ian Lance Taylor <iant@google.com>
13369 * gold.cc (gold_nomem): Use return value of write.
13371 2008-05-08 Ian Lance Taylor <iant@google.com>
13373 * symtab.c (Symbol::init_base_output_data): Add version
13374 parameter. Change all callers.
13375 (Symbol::init_base_output_segment): Likewise.
13376 (Symbol::init_base_constant): Likewise.
13377 (Symbol::init_base_undefined): Likewise.
13378 (Sized_symbol::init_output_data): Likewise.
13379 (Sized_symbol::init_output_segment): Likewise.
13380 (Sized_symbol::init_constant): Likewise.
13381 (Sized_symbol::init_undefined): Likewise.
13382 (Symbol_table::do_define_in_output_data): If the new symbol has a
13383 version, mark it as the default.
13384 (Symbol_table::do_define_in_output_segment): Likewise.
13385 (Symbol_table::do_define_as_constant): Likewise.
13386 * symtab.h (class Symbol): Update declarations.
13387 (class Sized_symbol): Likewise.
13388 * resolve.cc (Symbol::override_version): New function.
13389 (Symbol::override_base): Call override_version.
13390 (Symbol::override_base_with_special): Likewise.
13391 * testsuite/ver_script_8.script: New file.
13392 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
13393 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
13394 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
13395 (ver_test_8_1.so, ver_test_8_2.so): New targets.
13397 2008-05-06 Ian Lance Taylor <iant@google.com>
13400 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
13402 (class General_options): Remove existing --undefined, and add
13403 --no-undefined instead. Add new --undefined as synonym for -u.
13404 * archive.cc (Archive::add_symbols): Check whether symbol was
13406 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
13407 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
13408 all uses. Add IS_UNDEFINED. Update declarations to split
13409 different versions of init_base. Declare init_base_undefined.
13410 (Symbol::is_defined): Handle IS_UNDEFINED.
13411 (Symbol::is_undefined): Likewise.
13412 (Symbol::is_weak_undefined): Call is_undefined.
13413 (Symbol::is_absolute): Handle IS_CONSTANT.
13414 (class Sized_symbol): Update declarations to split different
13415 versions of init. Declare init_undefined.
13416 (class Symbol_table): Declare new functions.
13417 * symtab.cc (Symbol::init_base_object): Rename from init_base.
13418 Change all callers.
13419 (Symbol::init_base_output_data): Likewise.
13420 (Symbol::init_base_output_segment): Likewise.
13421 (Symbol::init_base_constant): Likewise.
13422 (Symbol::init_base_undefined): New function.
13423 (Sized_symbol::init_object): Rename from init. Change all
13425 (Sized_symbol::init_output_data): Likewise.
13426 (Sized_symbol::init_output_segment): Likewise.
13427 (Sized_symbol::init_constant): Likewise.
13428 (Sized_symbol::init_undefined): New function.
13429 (Symbol_table::add_undefined_symbols_from_command_line): New
13431 (Symbol_table::do_add_undefined_symbols_from_command_line): New
13433 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
13434 (Symbol::output_section): Likewise.
13435 (Symbol::set_output_section): Likewise.
13436 (Symbol_table::sized_finalize_symbol): Likewise.
13437 (Symbol_table::sized_write_globals): Likewise.
13438 * resolve.cc (Symbol_table::should_override): Likewise.
13439 (Symbol::override_base_with_special): Likewise.
13441 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
13442 symbol, change it to have default visibility.
13443 * testsuite/protected_1.cc: New file.
13444 * testsuite/protected_2.cc: New file.
13445 * testsuite/protected_3.cc: New file.
13446 * testsuite/protected_main_1.cc: New file.
13447 * testsuite/protected_main_2.cc: New file.
13448 * testsuite/protected_main_3.cc: New file.
13449 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
13450 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
13451 (protected_1_LDFLAGS, protected_1_LDADD): Define.
13452 (protected_1.so): New target.
13453 (protected_1_pic.o, protected_2_pic.o): New targets.
13454 (protected_3_pic.o): New target.
13455 (check_PROGRAMS): Add protected_2.
13456 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
13457 (protected_2_LDFLAGS, protected_2_LDADD): Define.
13458 * testsuite/Makefile.in: Rebuild.
13460 * options.h (DEFINE_var): Add set_user_set_##varname__.
13461 (DEFINE_bool_alias): New macro.
13462 (class General_options): Define -Bstatic using DEFINE_bool_alias
13463 rather than DEFINE_special. Add --undefined as an alias for -z
13465 * options.cc (General_options::parse_Bstatic): Remove.
13467 * options.h (class General_options): Add --fatal-warnings.
13468 * main.cc (main): Implement --fatal-warnings.
13469 * errors.h (Errors::warning_count): New function.
13471 * options.h (class General_options): Add -Bsymbolic-functions.
13472 * symtab.h (Symbol::is_preemptible): Check for
13473 -Bsymbolic-functions.
13475 2008-05-05 Ian Lance Taylor <iant@google.com>
13477 * options.h (DEFINE_bool): For DASH_Z, create the negative option
13478 as noVARNAME rather than no-VARNAME.
13479 (class General_options): Add option -z combreloc.
13480 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
13482 (Output_reloc::sort_before) [SHT_REL]: New function.
13483 (Output_reloc::sort_before) [SHT_RELA]: New function.
13484 (class Output_data_reloc_base): Add sort_relocs_ field. Define
13485 Sort_relocs_comparison.
13486 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
13487 parameter. Change all callers.
13488 (Output_data_reloc::Output_data_reloc) [both versions]: Add
13489 sort_relocs parameter. Change all callers.
13490 * output.cc (Output_reloc::get_address): New function, broken out
13492 (Output_reloc::write_rel): Call it.
13493 (Output_reloc::compare): New function.
13494 (Output_data_reloc_base::do_write): Optionally sort relocs.
13496 * configure.ac: If targ_extra_obj is set, link it in.
13497 * configure.tgt: Initialize all variables.
13498 (x86_64*): Set targ_extra_obj and targ_extra_size.
13499 * configure: Rebuild.
13501 * object.cc (Sized_relobj::include_section_group): Adjust section
13502 indexes read from group data. Build vector to pass to
13504 * layout.cc (Layout::layout_group): Add flags and shndxes
13505 parameters. Remove contents parameter. Change caller. Update
13506 explicit instantiations.
13507 * layout.h (class Layout): Update layout_group declaration.
13508 * output.cc (Output_data_group::Output_data_group): Add flags and
13509 input_shndxes parameters. Remove contents parameter. Change
13511 (Output_data_group::do_write): Change input_sections_ to
13513 * output.h (class Output_data_group): Update constructor
13514 declaration. Rename input_sections_ to input_shndxes_.
13515 * testsuite/many_sections_test.cc: Add template.
13517 2008-04-30 Cary Coutant <ccoutant@google.com>
13519 * target-reloc.h (relocate_section): Fix dead-pointer bug.
13521 * layout.cc (Layout::include_section): Refactored check for debug
13523 (Layout::add_comdat): Add new parameters. Change type
13524 of signature parameter. Add object and shndx to signatures table.
13525 (Layout::find_kept_object): New function.
13526 * layout.h: Include <cstring>.
13527 (Layout::is_debug_info_section): New function.
13528 (Layout::add_comdat): Add new parameters.
13529 (Layout::find_kept_object): New function.
13530 (Layout::Kept_section): New struct.
13531 (Layout::Signatures): Change type of map range.
13532 * object.cc (Relobj::output_section_address): New function.
13533 (Sized_relobj::include_section_group): Add new parameters. Change
13534 calls to Layout::add_comdat. Change to build table of kept comdat
13535 groups and table mapping discarded sections to kept sections.
13536 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
13537 (Sized_relobj::do_layout): Change calls to include_section_group and
13538 include_linkonce_section.
13539 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
13540 value to zero when section is discarded.
13541 (Sized_relobj::map_to_kept_section): New function.
13542 * object.h (Relobj::output_section_address): New function.
13543 (Relobj::Comdat_group): New type.
13544 (Relobj::find_comdat_group): New function.
13545 (Relobj::Comdat_group_table): New type.
13546 (Relobj::Kept_comdat_section): New type.
13547 (Relobj::Kept_comdat_section_table): New type.
13548 (Relobj::add_comdat_group): New function.
13549 (Relobj::set_kept_comdat_section): New function.
13550 (Relobj::get_kept_comdat_section): New function.
13551 (Relobj::comdat_groups_): New field.
13552 (Relobj::kept_comdat_sections_): New field.
13553 (Symbol_value::input_value): Update comment.
13554 (Sized_relobj::map_to_kept_section) New function.
13555 (Sized_relobj::include_linkonce_section): Add new parameter.
13556 * target-reloc.h (Comdat_behavior): New type.
13557 (get_comdat_behavior): New function.
13558 (relocate_section): Add code to map a discarded section to the
13559 corresponding kept section when applying a relocation.
13561 2008-04-30 Craig Silverstein <csilvers@google.com>
13563 * dwarf_reader.cc (next_generation_count): New static var.
13564 (Addr2line_cache_entry): New struct.
13565 (addr2line_cache): New static var.
13566 (Dwarf_line_info::one_addr2line): Added caching.
13567 (Dwarf_line_info::clear_addr2line_cache): New function.
13568 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
13569 cache-size parameter.
13570 (Dwarf_line_info::one_addr2line_cache): New function.
13571 * symtab.cc (Symbol_table::detect_odr_violations): Pass
13572 new cache-size argument to one_addr2line(), and clear cache.
13574 2008-04-28 Cary Coutant <ccoutant@google.com>
13576 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
13577 R_386_PC8 relocations.
13579 2008-04-23 Ian Lance Taylor <iant@google.com>
13581 * object.cc (Sized_relobj::include_section_group): Check for
13582 invalid section group.
13584 * object.cc (make_elf_object): Correct test for 64-bit ELF file
13587 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
13588 than read for file header.
13589 * archive.cc (Archive::include_member): Likewise.
13591 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
13593 * aclocal.m4: Regenerate.
13594 * configure: Regenerate.
13596 2008-04-19 Ian Lance Taylor <iant@google.com>
13598 * version.cc (version_string): Bump to 1.6.
13600 * testsuite/Makefile.am (many_sections_r_test): New target.
13601 (many_sections_r_test_SOURCES): Remove.
13602 (many_sections_r_test_DEPENDENCIES): Remove.
13603 (many_sections_r_test_LDFLAGS): Remove.
13604 (many_sections_r_test_LDADD): Remove.
13606 * object.cc (Sized_relobj::do_add_symbols): Always pass
13607 local_symbol_count_ to add_from_relobj.
13609 * testsuite/Makefile.am (many_sections_check.h): Only check one in
13610 every thousand variables.
13611 * testsuite/Makefile.in: Rebuild.
13613 * object.cc (Xindex::initialize_symtab_xindex): New function.
13614 (Xindex::read_symtab_xindex): New function.
13615 (Xindex::sym_xindex_to_shndx): New function.
13616 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
13618 (Sized_relobj::do_initialize_xindex): New function.
13619 (Sized_relobj::do_read_symbols): Adjust section links.
13620 (Sized_relobj::symbol_section_and_value): Add is_ordinary
13621 parameter. Change all callers.
13622 (Sized_relobj::include_section_group): Adjust section links and
13623 symbol section indexes.
13624 (Sized_relobj::do_layout): Adjust section links.
13625 (Sized_relobj::do_count_local_symbols): Adjust section links and
13626 symbol section indexes.
13627 (Sized_relobj::do_finalize_local_symbols): Distinguish between
13628 ordinary and special symbols.
13629 (Sized_relobj::write_local_symbols): Add symtab_xindex and
13630 dynsym_xindex parameters. Change all callers. Adjust section
13631 links. Use SHN_XINDEX when needed.
13632 (Sized_relobj::get_symbol_location_info): Adjust section links.
13633 Don't get fooled by special symbols.
13634 * object.h (class Xindex): Define.
13635 (class Object): Add xindex_ parameter. Declare virtual functoin
13636 do_initialize_xindex.
13637 (Object::adjust_sym_shndx): New function.
13638 (Object::set_xindex): New protected function.
13639 (class Symbol_value): Add is_ordinary_shndx_ field.
13640 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
13641 (Symbol_value::value): Assert ordinary section.
13642 (Symbol_value::initialize_input_to_output_map): Likewise.
13643 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
13644 Change all callers.
13645 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
13647 (class Sized_relobj): Update declarations.
13648 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
13649 parameter. Change all callers.
13650 (Sized_relobj::adjust_shndx): New function.
13651 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
13653 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
13654 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
13655 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
13656 (Sized_dynobj::read_dynsym_section): Adjust section links.
13657 (Sized_dynobj::read_dynamic): Likewise.
13658 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
13660 (Sized_dynobj::do_initialize_xindex): New function.
13661 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
13662 do_initialize_xindex.
13663 (Sized_dynobj::adjust_shndx): New function.
13664 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
13665 dynsym_xindex_ fields.
13666 (Layout::finalize): Add a call to set_section_indexes before
13667 creating the symtab sections.
13668 (Layout::set_section_indexes): Don't do anything if the section
13669 already has a section index.
13670 (Layout::create_symtab_sections): Add shnum parameter. Change
13671 caller. Create .symtab_shndx section if needed.
13672 (Layout::create_shdrs): Add shstrtab_section parameter. Change
13674 (Layout::allocated_output_section_count): New function.
13675 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
13677 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
13678 fields. Update declarations.
13679 (Layout::symtab_xindex): New function.
13680 (Layout::dynsym_xindex): New function.
13681 (class Write_symbols_task): Add layout_ field.
13682 (Write_symbols_task::Write_symbols_task): Add layout parameter.
13684 * output.cc (Output_section_headers::Output_section_headers): Add
13685 shstrtab_section parameter. Change all callers.
13686 (Output_section_headers::do_sized_write): Store overflow values
13687 for section count and section string table section index in
13688 section header zero.
13689 (Output_file_header::do_sized_write): Check for overflow of
13690 section count and section string table section index.
13691 (Output_symtab_xindex::do_write): New function.
13692 (Output_symtab_xindex::endian_do_write): New function.
13693 * output.h (class Output_section_headers): Add shstrtab_section_.
13694 Update declarations.
13695 (class Output_symtab_xindex): Define.
13696 (Output_section::has_out_shndx): New function.
13697 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
13699 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
13700 Change all callers.
13701 (Sized_symbol::init): Likewise.
13702 (Symbol::output_section): Check for ordinary symbol.
13703 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
13704 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
13706 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
13707 Change all callers. Simplify handling of symbols from sections
13708 not included in the link.
13709 (Symbol_table::add_from_dynobj): Handle ordinary symbol
13711 (Weak_alias_sorter::operator()): Assert that symbols are
13713 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
13715 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
13716 parameters. Change all callers.
13717 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
13718 symbol distinction. Use SHN_XINDEX when needed.
13719 (Symbol_table::write_section_symbol): Add symtab_xindex
13720 parameter. Change all callers.
13721 (Symbol_table::sized_write_section_symbol): Likewise. Use
13722 SHN_XINDEX when needed.
13723 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
13725 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
13726 (Symbol::is_defined): Check is_ordinary.
13727 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
13728 (Symbol::is_absolute, Symbol::is_common): Likewise.
13729 (class Sized_symbol): Update declarations.
13730 (class Symbol_table): Update declarations.
13731 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
13732 parameters. Change all callers.
13733 (Sized_symbol::override): Likewise.
13734 (Symbol_table::override): Likewise.
13735 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
13736 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
13737 is_ordinary, and orig_st_shndx parameters. Change all callers.
13738 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
13739 to be in an ordinary section.
13740 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
13741 object and is_ordinary parameters. Change all callers.
13742 (Sized_dwarf_line_info::read_relocs): Add object parameter.
13743 Change all callers. Don't add undefined or non-ordinary symbols
13745 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
13746 Change all callers.
13747 * dwarf_reader.h (class Sized_dwarf_line_info): Update
13749 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
13750 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
13751 (Sized_relobj::relocate_sections): Likewise.
13752 * target-reloc.h (scan_relocs): Adjust section symbol index.
13753 (scan_relocatable_relocs): Likewise.
13754 * i386.cc (Scan::local): Check for ordinary symbols.
13755 * sparc.cc (Scan::local): Likewise.
13756 * x86_64.cc (Scan::local): Likewise.
13757 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
13758 to symbol_section_and_value.
13759 * testsuite/many_sections_test.cc: New file.
13760 * testsuite/Makefile.am (BUILT_SOURCES): Define.
13761 (check_PROGRAMS): Add many_sections_test.
13762 (many_sections_test_SOURCES): Define.
13763 (many_sections_test_DEPENDENCIES): Define.
13764 (many_sections_test_LDFLAGS): Define.
13765 (BUILT_SOURCES): Add many_sections_define.h.
13766 (many_sections_define.h): New target.
13767 (BUILT_SOURCES): Add many_sections_check.h.
13768 (many_sections_check.h): New target.
13769 (check_PROGRAMS): Add many_sections_r_test.
13770 (many_sections_r_test_SOURCES): Define.
13771 (many_sections_r_test_DEPENDENCIES): Define.
13772 (many_sections_r_test_LDFLAGS): Define.
13773 (many_sections_r_test_LDADD): Define.
13774 (many_sections_r_test.o): New target.
13775 * testsuite/Makefile.in: Rebuild.
13777 2008-04-17 Cary Coutant <ccoutant@google.com>
13779 * errors.cc (Errors::info): New function.
13780 (gold_info): New function.
13781 * errors.h (Errors::info): New function.
13782 * gold.h (gold_info): New function.
13783 * object.cc (Input_objects::add_object): Print trace output.
13784 * options.cc (options::parse_set): New function.
13785 (General_options::parse_wrap): Deleted.
13786 (General_options::General_options): Deleted initializer.
13787 * options.h (options::String_set): New typedef.
13788 (options::parse_set): New function.
13789 (DEFINE_set): New macro.
13790 (General_options::wrap): Changed to use DEFINE_set. Changed
13791 callers of any_wrap_symbols and is_wrap_symbol.
13792 (General_options::trace, General_options::trace_symbol):
13794 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
13795 (General_options::wrap_symbols_): Deleted.
13796 * symtab.cc (Symbol_table::add_from_object): Print trace output.
13798 2008-04-17 David S. Miller <davem@davemloft.net>
13800 * options.cc (General_options::parse_V): New function.
13801 * options.h: Add entries for -V and -Qy.
13803 2008-04-17 Ian Lance Taylor <iant@google.com>
13805 * common.cc (Symbol_table::allocate_commons): Remove options
13806 parameter. Change caller.
13807 (Symbol_table::do_allocate_commons): Remove options parameter.
13808 Change caller. Just call do_allocate_commons_list twice.
13809 (Symbol_table::do_allocate_commons_list): New function, broken out
13810 of do_allocate_commons.
13811 * common.h (class Allocate_commons_task): Remove options_ field.
13812 Update constructor.
13813 * symtab.cc (Symbol_table::Symbol_table): Initialize
13815 (Symbol_table::add_from_object): Put TLS common symbols on
13817 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
13818 which are IN_OUTPUT_DATA.
13819 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
13820 allocate_commons and do_allocate_commons declarations. Declare
13821 do_allocate_commons_list.
13822 * gold.cc (queue_middle_tasks): Update creation of
13823 Allocate_commons_task to not pass options.
13824 * testsuite/Makefile.am (INCLUDES): Add -I.. .
13825 (TLS_TEST_C_FLAGS): New variable.
13826 (tls_test_c_pic.o): New target.
13827 (tls_test_shared.so): Link in tls_test_c_pic.o.
13828 (tls_test_c_pic_ie.o): New target.
13829 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
13830 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
13831 (tls_test_c.o): New target.
13832 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
13833 (tls_pic_test_LDADD): Likewise.
13834 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
13835 (tls_shared_gd_to_ie_test_LDADD): Likewise.
13836 (tls_test_c_gnu2.o): New target.
13837 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
13839 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
13840 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
13841 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
13842 * testsuite/tls_test.cc: Include "config.h".
13843 (t_last): Call t11_last.
13844 * testsuite/tls_test.h (t11, t11_last): Declare.
13845 * testsuite/tls_test_c.c: New file.
13846 * testsuite/tls_test_main.cc (thread_routine): Call t11.
13847 * configure.ac: Check for OpenMP support.
13848 * configure, config.in, Makefile.in: Rebuild.
13849 * testsuite/Makefile.in: Rebuild.
13851 2008-04-16 Cary Coutant <ccoutant@google.com>
13853 * i386.cc (Target_i386::define_tls_base_symbol): New function.
13854 (Target_i386::tls_base_symbol_defined_): New field.
13855 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13856 (Target_i386::Scan::global): Likewise.
13857 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
13858 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
13859 (Target_x86_64::tls_base_symbol_defined_): New field.
13860 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13861 (Target_x86_64::Scan::global): Likewise.
13863 2008-04-16 Cary Coutant <ccoutant@google.com>
13865 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
13866 (Symbol::needs_plt_entry): Allow weak undefined symbols.
13867 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
13868 building shared libraries.
13869 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
13870 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
13871 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
13872 * testsuite/Makefile.in: Rebuild.
13873 * testsuite/weak_undef.h: New file.
13874 * testsuite/weak_undef_file1.cc: Add extra test cases.
13875 * testsuite/weak_undef_file2.cc: Likewise.
13876 * testsuite/weak_undef_test.cc: Likewise.
13878 2008-04-16 David S. Miller <davem@davemloft.net>
13880 * sparc.cc (Target_sparc::Scan): Change from struct to class.
13881 Add issued_non_pic_error_ field. Declare check_non_pic.
13882 (Target_sparc::Scan::check_non_pic): New function.
13883 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
13884 (Target_sparc::Scan::global): Likewise.
13886 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
13887 * configure: Rebuild.
13889 * options.h (DEFINE_enable): New macro.
13890 (new_dtags): New enable option.
13891 (initfirst, interpose, loadfltr, nodefaultlib,
13892 nodelete, nodlopen, nodump): New -z options.
13893 * layout.cc (Layout:finish_dynamic_section): If new
13894 dtags enabled, emit DT_RUNPATH. Also, emit a
13895 DT_FLAGS_1 containing any specified -z flags.
13897 2008-04-16 Ian Lance Taylor <iant@google.com>
13899 * copy-relocs.cc: New file.
13900 * copy-relocs.h: New file.
13901 * reloc.cc: Remove Copy_relocs code.
13902 * reloc.h: Likewise.
13903 * reloc-types.h (struct Reloc_types) [both versions]: Add
13904 get_reloc_addend_noerror.
13905 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
13906 variants of add_global which take an addend which must be zero.
13907 * i386.cc: Include "copy-relocs.h".
13908 (class Target_i386): Change type of copy_relocs_ to variable,
13909 update initializer.
13910 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
13911 Change all callers.
13912 (Target_i386::do_finalize_sections): Change handling of
13914 * sparc.cc: Include "copy-relocs.h".
13915 (class Target_sparc): Change type of copy_relocs_ to variable,
13916 update initializer.
13917 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
13918 Change all callers.
13919 (Target_sparc::do_finalize_sections): Change handling of
13921 * x86_64.cc: Include "copy-relocs.h".
13922 (class Target_x86_64): Change type of copy_relocs_ to variable,
13923 update initializer.
13924 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
13925 class. Change all callers.
13926 (Target_x86_64::do_finalize_sections): Change handling of
13928 * Makefile.am (CCFILES): Add copy-relocs.cc.
13929 (HFILES): Add copy-relocs.h.
13931 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
13933 * testsuite/script_test_4.sh: Permit leading zeroes.
13935 2008-04-15 Ian Lance Taylor <iant@google.com>
13937 * script-sections.cc (Script_sections::create_segments): Use
13938 header_size_adjustment even when there is enough room for the
13940 * testsuite/script_test_4.sh: New file.
13941 * testsuite/script_test_4.t: New file.
13942 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
13943 (check_DATA): Add script_test_4.stdout.
13944 (MOSTLYCLEANFILES): Likewise.
13945 (script_test_4): New target.
13946 (script_test_4.stdout): New target.
13947 * testsuite/Makefile.in: Rebuild.
13949 * sparc.cc: Add definitions for Output_data_plt_sparc class
13952 2008-04-14 David S. Miller <davem@davemloft.net>
13954 * sparc.cc: New file.
13955 * Makefile.am (TARGETSOURCES): Add sparc.cc
13956 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
13957 * configure.tgt: Document targ_extra_size and
13958 targ_extra_big_endian. Add entries for sparc-* and
13960 * configure.ac: Handle targ_extra_size and
13961 targ_extra_big_endian.
13962 * Makefile.in: Rebuild.
13963 * configure: Likewise.
13964 * po/POTFILES.in: Likewise.
13965 * po/gold.pot: Likewise.
13967 2008-04-14 Ian Lance Taylor <iant@google.com>
13969 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
13970 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
13971 in the name/type/flags to section mapping. Don't call
13972 allocate_output_section.
13973 (Layout::choose_output_section): Change parameter from adjust_name
13974 to is_input_section. Don't permit input sections after sections
13975 are attached to segments. Don't call allocate_output_section.
13976 (Layout::layout_eh_frame): Call update_flags_for_input_section,
13977 not write_enable_output_section.
13978 (Layout::make_output_section): Don't push to
13979 unattached_section_list_ nor call attach_to_segment. Call
13980 attach_section_to_segment if sections are attached.
13981 (Layout::attach_sections_to_segments): New function.
13982 (Layout::attach_section_to_segment): New function.
13983 (Layout::attach_allocated_section_to_segment): Rename from
13984 attach_to_segment. Remove flags parameter.
13985 (Layout::allocate_output_section): Remove function.
13986 (Layout::write_enable_output_section): Remove function.
13987 * layout.h (class Layout): Update for above changes. Add new
13988 field sections_are_attached_.
13989 * output.h (Output_section::update_flags_for_input_section): New
13991 * output.cc (Output_section::add_input_section): Call
13992 update_flags_for_input_section.
13993 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
13995 2008-04-11 Cary Coutant <ccoutant@google.com>
13997 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
13998 thought unnecessary.
13999 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
14001 2008-04-11 Ian Lance Taylor <iant@google.com>
14003 * output.h (class Output_section_data): Remove inline definition
14005 * output.cc (Output_section_data::set_addralign): New function.
14007 2008-04-11 Cary Coutant <ccoutant@google.com>
14009 Add support for TLS descriptors for i386 and x86_64.
14010 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
14011 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
14012 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
14014 (Target_i386::got_mod_index_entry): Remove unnecessary code.
14015 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
14016 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
14018 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
14019 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
14020 Fix problem with initial-exec relocations.
14021 (Target_i386::Relocate::relocate_tls): Likewise.
14022 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
14024 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
14025 support for section-plus-offset dynamic table entries.
14026 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
14027 (Output_data_dynamic::Dynamic_entry): Add support for
14028 section-plus-offset dynamic table entries.
14029 (Output_data_dynamic::Classification): Likewise.
14030 (Output_data_dynamic::classification_): Renamed offset_.
14031 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
14032 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
14033 (Target_x86_64::make_plt_section): New function.
14034 (Target_x86_64::reserve_tlsdesc_entries): New function.
14035 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
14036 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
14037 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
14038 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
14039 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
14040 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
14041 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
14042 add extra PLT entry for TLS descriptors.
14043 (Output_data_plt_x86_64::got_): New field.
14044 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
14045 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
14047 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
14049 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
14050 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
14051 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
14052 R_386_TLS_DESC_CALL relocations.
14053 (Target_x86_64::Scan::global): Likewise.
14054 (Target_x86_64::do_finalize_sections): Add dynamic table entries
14055 for TLS descriptors.
14056 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
14057 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
14058 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
14059 GD-to-IE relaxation.
14060 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
14061 and TLS_DESCRIPTORS.
14062 * Makefile.in: Rebuild.
14063 * configure: Rebuild.
14064 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
14065 (tls_test_shared2.so): New target.
14066 (tls_shared_gd_to_ie_test_SOURCES): New variable.
14067 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
14068 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
14069 (tls_shared_gd_to_ie_test_LDADD): New variable.
14070 (tls_shared_gnu2_gd_to_ie_test): New target.
14071 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
14073 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
14074 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
14075 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
14076 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
14077 (tls_shared_gnu2_test): New target.
14078 (tls_test_gnu2_shared.so): New target.
14079 (tls_shared_gnu2_test_SOURCES): New variable.
14080 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
14081 (tls_shared_gnu2_test_LDFLAGS): New variable.
14082 (tls_shared_gnu2_test_LDADD): New variable.
14083 * testsuite/Makefile.in: Rebuild.
14084 * testsuite/Makefile.
14086 2008-04-11 Ian Lance Taylor <iant@google.com>
14088 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
14090 * testsuite/Makefile.in: Rebuild.
14092 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
14094 * testsuite/script_test_2.cc (main): Adjust test.
14096 2008-04-11 David S. Miller <davem@davemloft.net>
14097 Ian Lance Taylor <iant@google.com>
14099 * options.h (General_options): Add entries for '-Y' and
14101 * options.cc (General_options:finalize): If -Y was used, add those
14102 entries to the library path instead of the default "/lib" and
14105 2008-04-11 David S. Miller <davem@davemloft.net>
14107 * testsuite/justsyms.t: Start at 0x100.
14108 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
14109 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
14111 * testsuite/script_test_2.cc: Adjust string and section length
14114 2008-04-09 Ian Lance Taylor <iant@google.com>
14117 * script-sections.cc (Sections_element::allocate_to_segment): Add
14119 (Output_section_definition::allocate_to_segment): Likewise.
14120 (Orphan_output_section::allocate_to_segment): Likewise.
14121 (Script_sections::attach_sections_using_phdrs_clause): Don't
14122 propagate non-PT_LOAD segments to orphan sections.
14123 * testsuite/Makefile.am (script_test_3.stdout): Generate using
14124 readelf rather than objdump.
14125 * testsuite/script_test_3.sh: Adjust accordingly. Test that
14126 .interp section and PT_INTERP segment are the same size.
14127 * testsuite/Makefile.in: Rebuild.
14129 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
14130 aliases for symbols defined in the same object.
14131 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
14132 (weak_alias_test_SOURCES): New variable.
14133 (weak_alias_test_DEPENDENCIES): New variable.
14134 (weak_alias_test_LDFLAGS): New variable.
14135 (weak_alias_test_LDADD): New variable.
14136 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
14137 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
14138 (weak_alias_test_3.o): New target.
14139 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
14140 * testsuite/weak_alias_test_main.cc: New file.
14141 * testsuite/weak_alias_test_1.cc: New file.
14142 * testsuite/weak_alias_test_2.cc: New file.
14143 * testsuite/weak_alias_test_3.cc: New file.
14145 2008-04-08 Ian Lance Taylor <iant@google.com>
14147 * options.h (class General_options): Add --noinhibit-exec option.
14148 * main.cc (main): Check --noinhibit-exec.
14150 * options.h (class General_options): Define --wrap as a special
14151 option. Add wrap_symbols_ field.
14152 (General_options::any_wrap_symbols): New function.
14153 (General_options::is_wrap_symbol): New function.
14154 * options.cc (General_options::parse_wrap): New function.
14155 (General_options::General_options): Initialize wrap_symbols_.
14156 * symtab.cc (Symbol_table::wrap_symbol): New function.
14157 (Symbol_table::add_from_object): Handle --wrap.
14158 * symtab.h (class Symbol_table): Declare wrap_symbol.
14159 * target.h (Target::wrap_char): New function.
14160 (Target::Target_info): Add wrap_char field.
14161 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
14162 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
14163 * testsuite/testfile.cc (Target_test::test_target_info):
14166 * errors.cc (Errors::undefined_symbol): Mention symbol version if
14169 * layout.h (class Layout): Add added_eh_frame_data_ field.
14170 * layout.cc (Layout::Layout): Initialize new field.
14171 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
14172 output section until we find a section we merged successfully.
14173 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
14174 that the size be non-zero.
14176 * merge.cc (Object_merge_map::get_output_offset): Remove inline
14179 2008-04-08 Craig Silverstein <csilvers@google.com>
14181 * configure.ac: Export new conditional variable HAVE_ZLIB.
14182 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
14184 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
14185 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
14187 2008-04-07 Ian Lance Taylor <iant@google.com>
14189 * version.cc (version_string): Set to "1.5".
14191 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
14192 Add issued_non_pic_error_ field. Declare check_non_pic.
14193 (Target_x86_64::Scan::check_non_pic): New function.
14194 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
14195 (Target_x86_64::Scan::global): Likewise.
14197 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
14198 addend parameter. Change caller. Handle merge sections.
14199 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
14200 Address to Addend. Don't add in the result of
14201 local_section_offset, pass down the addend and use the returned
14203 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
14204 Update declarations of local_section_offset and symbol_value.
14205 * testsuite/two_file_test_1.cc (t18): New function.
14206 * testsuite/two_file_test_2.cc (f18): New function.
14207 * testsuite/two_file_test_main.cc (main): Call t18.
14208 * testsuite/two_file_test.h (t18, f18): Declare.
14210 * configure.ac: Don't test for objdump, c++filt, or readelf.
14211 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
14213 (TEST_READELF): New variable.
14214 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
14215 (check_PROGRAMS): Add two_file_strip_test.
14216 (two_file_strip_test): New target.
14217 (check_PROGRAMS): Add two_file_same_shared_strip_test.
14218 (two_file_same_shared_strip_test_SOURCES): New variable.
14219 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
14220 (two_file_same_shared_strip_test_LDFLAGS): New variable.
14221 (two_file_same_shared_strip_test_LDADD): New variable.
14222 (two_file_shared_strip.so): New target.
14223 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
14224 (ver_test_5.syms, ver_test_7.syms): Likewise.
14225 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
14226 (strip_test_3.stdout): Use TEST_OBJDUMP.
14227 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
14229 2008-04-04 Cary Coutant <ccoutant@google.com>
14231 * symtab.h (Symbol::is_weak_undefined): New function.
14232 (Symbol::is_strong_undefined): New function.
14233 (Symbol::is_absolute): New function.
14234 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
14235 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
14237 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
14238 (weak_undef_test): New target.
14239 * testsuite/Makefile.in: Rebuild.
14240 * testsuite/weak_undef_file1.cc: New file.
14241 * testsuite/weak_undef_file2.cc: New file.
14242 * testsuite/weak_undef_test.cc: New file.
14244 2008-04-03 Craig Silverstein <csilvers@google.com>
14246 * compressed_output.h (class Output_compressed_section): Use
14248 * compressed_output.cc (zlib_compress): Use unsigned buffers,
14250 (zlib_compressed_suffix): Removed.
14251 (Output_compressed_section::set_final_data_size): Use unsigned
14253 * testsuite/Makefile.am (flagstest_compress_debug_sections):
14254 Fix linker invocation.
14255 (flagstest_o_specialfile_and_compress_debug_sections):
14257 * testsuite/Makefile.in: Regenerated.
14259 2008-04-02 David S. Miller <davem@davemloft.net>
14261 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
14262 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
14264 2008-04-02 Craig Silverstein <csilvers@google.com>
14268 2008-04-02 Ian Lance Taylor <iant@google.com>
14270 * fileread.cc (File_read::find_view): Add byteshift and vshifted
14271 parameters. Update for new key type to views_. Change all
14273 (File_read::read): Adjust for byteshift in returned view.
14274 (File_read::add_view): New function, broken out of
14275 find_and_make_view.
14276 (File_read::make_view): New function, broken out of
14277 find_and_make_view.
14278 (File_read::find_or_make_view): Add offset and aligned
14279 parameters. Rewrite accordingly. Change all callers.
14280 (File_read::get_view): Add offset and aligned parameters. Adjust
14281 for byteshift in return value.
14282 (File_read::get_lasting_view): Likewise.
14283 * fileread.h (class File_read): Update declarations.
14284 (class File_read::View): Add byteshift_ field. Add byteshift to
14285 constructor. Add byteshift method.
14286 * archive.h (Archive::clear_uncached_views): New function.
14287 (Archive::get_view): Add aligned parameter. Change all callers.
14288 * object.h (Object::get_view): Add aligned parameter. Change all
14290 (Object::get_lasting_view): Likewise.
14292 * fileread.cc (File_read::release): Don't call clear_views if
14293 there are multiple objects.
14294 * fileread.h (File_read::clear_uncached_views): New function.
14295 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
14298 2008-03-31 Cary Coutant <ccoutant@google.com>
14300 Add thin archive support.
14301 * archive.cc (Archive::armagt): New const.
14302 (Archive::setup): Remove task parameter and calls to unlock.
14303 (Archive::unlock_nested_archives): New function.
14304 (Archive::read_header): Add nested_off parameter. Change
14306 (Archive::interpret_header): Likewise.
14307 (Archive::include_all_members): Change to handle thin
14309 (Archive::include_member): Likewise.
14310 * archive.h (Archive::Archive): Add new parameters and
14312 (Archive::armagt): New const.
14313 (Archive::setup): Remove task parameter.
14314 (Archive::unlock_nested_archives): New function.
14315 (Archive::read_header): Add nested_off parameter.
14316 (Archive::interpret_header): Likewise.
14317 (Archive::Nested_archive_table): New typedef.
14318 (Archive::is_thin_archive_): New field.
14319 (Archive::nested_archives_): New field.
14320 (Archive::options_): New field.
14321 (Archive::dirpath_): New field.
14322 (Archive::task_): New field.
14323 * readsyms.cc (Read_symbols::do_read_symbols): Add check
14324 for thin archives. Pass additional parameters to
14325 Archive::Archive. Unlock the archive file after calling
14328 2008-03-29 Ian Lance Taylor <iant@google.com>
14330 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
14331 version symbol to be local.
14332 * testsuite/ver_test_4.sh: New file.
14333 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
14334 (check_DATA): Add ver_test_4.syms.
14335 (ver_test_4.syms): New target.
14336 * testsuite/Makefile.in: Rebuild.
14339 (Output_section::Input_section_sort_entry::has_priority): New
14341 (Output_section::Input_section_sort_entry::match_file_name): New
14343 (Output_section::Input_section_sort_entry::match_section_name):
14345 (Output_section::Input_section_sort_entry::match_section_name_prefix):
14347 (Output_section::Input_section_sort_entry::match_section_file):
14349 (Output_section::Input_section_sort_compare::operator()): Rewrite
14350 using new Input_section_sort_entry functions. Sort crtbegin and
14351 crtend first. Sort sections with no priority before sections with
14353 * testsuite/initpri1.c (d3): Check j != 4.
14354 (cd5): New constructor/destructor function.
14355 (main): Check j != 2.
14357 * symtab.cc (Symbol_table::add_from_object): If we don't use the
14358 new symbol when resolving, don't call set_is_default.
14359 * testsuite/ver_test_7.cc: New file.
14360 * testsuite/ver_test_7.sh: New file.
14361 * testsuite/Makefile.am (ver_test_7.so): New target.
14362 (ver_test_7.o): New target.
14363 (check_SCRIPTS): Add ver_test_7.sh.
14364 (check_DATA): Add ver_test_7.syms.
14365 (ver_test_7.syms): New target.
14367 2008-03-28 Ian Lance Taylor <iant@google.com>
14369 * layout.cc (Layout::layout): If we see an input section with a
14370 name that needs sorting, set the must_sort flag for the output
14372 (Layout::make_output_section): If the name of the output section
14373 indicates that it might require sorting, set the may_sort flag.
14374 * output.h (Output_section::may_sort_attached_input_sections): New
14376 (Output_section::set_may_sort_attached_input_sections): New
14378 (Output_section::must_sort_attached_input_sections): New
14380 (Output_section::set_must_sort_attached_input_sections): New
14382 (class Output_section): Declare Input_section_sort_entry. Define
14383 Input_section_sort_compare. Declare
14384 sort_attached_input_sections. Add new fields:
14385 may_sort_attached_input_sections_,
14386 must_sort_attached_input_sections_,
14387 attached_input_sections_are_sorted_.
14388 * output.cc (Output_section::Output_section): Initialize new
14390 (Output_section::add_input_section): Add an entry to
14391 input_sections_ if may_sort or must_sort are true.
14392 (Output_section::set_final_data_size): Call
14393 sort_attached_input_sections if necessary.
14394 (Output_section::Input_section_sort_entry): Define new class.
14395 (Output_section::Input_section_sort_compare::operator()): New
14397 (Output_section::sort_attached_input_sections): New function.
14398 * configure.ac: Check whether the compiler supports constructor
14399 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
14400 * testsuite/initpri1.c: New file.
14401 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
14402 CONSTRUCTOR_PRIORITY.
14403 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
14404 (initpri1_LDFLAGS): New variable.
14405 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
14407 2008-03-27 Ian Lance Taylor <iant@google.com>
14409 * common.cc (Sort_commons::operator): Correct sorting algorithm.
14410 * testsuite/common_test_1.c: New file.
14411 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
14412 (common_test_1_SOURCES): New variable.
14413 (common_test_1_DEPENDENCIES): New variable.
14414 (common_test_1_LDFLAGS): New variable.
14416 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
14417 and commons_ correctly when NAME/VERSION does not override
14419 * testsuite/ver_test_6.c: New file.
14420 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
14421 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
14422 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
14424 2008-03-26 Ian Lance Taylor <iant@google.com>
14426 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
14427 of an undefined symbol from a version script.
14428 * testsuite/Makefile.am (ver_test_5.so): New target.
14429 (ver_test_5.o): New target.
14430 (check_SCRIPTS): Add ver_test_5.sh.
14431 (check_DATA): Add ver_test_5.syms.
14432 (ver_test_5.syms): New target.
14433 * testsuite/ver_test_5.cc: New file.
14434 * testsuite/ver_test_5.script: New file.
14435 * testsuite/ver_test_5.sh: New file.
14436 * Makefile.in, testsuite/Makefile.in: Rebuild.
14439 Fix problems building gold with gcc 4.3.0.
14440 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
14441 (gold_error_at_location, gold_warning_at_location): Use it.
14442 * configure.ac: Check whether we can compile and use a template
14443 function with a printf attribute.
14444 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
14445 when jumping over bytes.
14446 * object.cc: Instantiate Object::read_section_data.
14447 * debug.h: Include <cstring>
14448 * dwarf_reader.cc: Include <algorithm>
14449 * main.cc: Include <cstring>.
14450 * options.cc: Include <cstring>.
14451 * output.cc: Include <cstring>.
14452 * script.cc: Include <cstring>.
14453 * script.h: Include <string>.
14454 * symtab.cc: Include <cstring> and <algorithm>.
14455 * target-select.cc: Include <cstring>.
14456 * version.cc: Include <string>.
14457 * testsuite/testmain.cc: Include <cstdlib>.
14458 * configure, config.in: Rebuild.
14460 2008-03-25 Ian Lance Taylor <iant@google.com>
14462 * options.cc: Include "../bfd/bfdver.h".
14463 (options::help): Print bug reporting address.
14465 * version.cc (print_version): Adjust output for current value of
14466 BFD_VERSION_STRING.
14470 * options.cc (options::help): Print list of supported targets.
14471 * target-select.h: Include <vector>.
14472 (class Target_selector): Make machine_, size_, and is_big_endian_
14473 fields const. Add bfd_name_ and instantiated_target_ fields.
14474 (Target_selector::Target_selector): Add bfd_name parameter.
14475 (Target_selector::recognize): Make non-virtual, call
14477 (Target_selector::recognize_by_name): Make non-virtual, call
14478 do_recognize_by_name.
14479 (Target_selector::supported_names): New function.
14480 (Target_selector::bfd_name): New function.
14481 (Target_selector::do_instantiate_target): New pure virtual
14483 (Target_selector::do_recognize): New virtual function.
14484 (Target_selector::do_recognize_by_name): New virtual function.
14485 (Target_selector::instantiate_target): New private function.
14486 (supported_target_names): Declare.
14487 * target-select.cc (Target_selector::Target_selector): Update for
14488 new parameter and fields.
14489 (select_target_by_name): Check that the name matches before
14490 calling recognize_by_name.
14491 (supported_target_names): New function.
14492 * i386.cc (class Target_selector_i386): Update Target_selector
14493 constructor call. Remove recognize and recognize_by_name. Add
14494 do_instantiate_target.
14495 * x86_64.cc (class Target_selector_x86_64): Likewise.
14496 * testsuite/testfile.cc (class Target_selector_test): Update for
14497 changes to Target_selector.
14499 * README: Rewrite, with some notes on unsupported features.
14501 2008-03-24 Cary Coutant <ccoutant@google.com>
14503 * i386.cc (Target_i386::Got_type): New enum declaration.
14504 (Target_i386::Scan::local): Updated callers of Output_data_got
14506 (Target_i386::Scan::global): Likewise.
14507 (Target_i386::Relocate::relocate): Likewise.
14508 (Target_i386::Relocate::relocate_tls): Likewise.
14509 * object.h (Got_offset_list): New class.
14510 (Sized_relobj::local_has_got_offset): Added got_type parameter.
14511 (Sized_relobj::local_got_offset): Likewise.
14512 (Sized_relobj::set_local_got_offset): Likewise.
14513 (Sized_relobj::local_has_tls_got_offset): Removed.
14514 (Sized_relobj::local_tls_got_offset): Removed.
14515 (Sized_relobj::set_local_tls_got_offset): Removed.
14516 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
14517 * output.cc (Output_data_got::add_global): Added got_type parameter.
14518 (Output_data_got::add_global_with_rel): Likewise.
14519 (Output_data_got::add_global_with_rela): Likewise.
14520 (Output_data_got::add_global_pair_with_rel): New function.
14521 (Output_data_got::add_global_pair_with_rela): New function.
14522 (Output_data_got::add_local): Added got_type parameter.
14523 (Output_data_got::add_local_with_rel): Likewise.
14524 (Output_data_got::add_local_with_rela): Likewise.
14525 (Output_data_got::add_local_pair_with_rel): New function.
14526 (Output_data_got::add_local_pair_with_rela): New function.
14527 (Output_data_got::add_global_tls): Removed.
14528 (Output_data_got::add_global_tls_with_rel): Removed.
14529 (Output_data_got::add_global_tls_with_rela): Removed.
14530 (Output_data_got::add_local_tls): Removed.
14531 (Output_data_got::add_local_tls_with_rel): Removed.
14532 (Output_data_got::add_local_tls_with_rela): Removed.
14533 * output.h (Output_data_got::add_global): Added got_type parameter.
14534 (Output_data_got::add_global_with_rel): Likewise.
14535 (Output_data_got::add_global_with_rela): Likewise.
14536 (Output_data_got::add_global_pair_with_rel): New function.
14537 (Output_data_got::add_global_pair_with_rela): New function.
14538 (Output_data_got::add_local): Added got_type parameter.
14539 (Output_data_got::add_local_with_rel): Likewise.
14540 (Output_data_got::add_local_with_rela): Likewise.
14541 (Output_data_got::add_local_pair_with_rel): New function.
14542 (Output_data_got::add_local_pair_with_rela): New function.
14543 (Output_data_got::add_global_tls): Removed.
14544 (Output_data_got::add_global_tls_with_rel): Removed.
14545 (Output_data_got::add_global_tls_with_rela): Removed.
14546 (Output_data_got::add_local_tls): Removed.
14547 (Output_data_got::add_local_tls_with_rel): Removed.
14548 (Output_data_got::add_local_tls_with_rela): Removed.
14549 * resolve.cc (Symbol::override_base_with_special): Removed
14550 reference to has_got_offset_ field.
14551 * symtab.cc (Symbol::init_fields): Replaced initialization
14552 of got_offset_ with got_offsets_. Removed initialization
14554 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
14555 (Symbol::got_offset): Likewise.
14556 (Symbol::set_got_offset): Likewise.
14557 (Symbol::has_tls_got_offset): Removed.
14558 (Symbol::tls_got_offset): Removed.
14559 (Symbol::set_tls_got_offset): Removed.
14560 (Symbol::got_offset_): Removed.
14561 (Symbol::tls_mod_got_offset_): Removed.
14562 (Symbol::tls_pair_got_offset_): Removed.
14563 (Symbol::got_offsets_): New field.
14564 (Symbol::has_got_offset): Removed.
14565 (Symbol::has_tls_mod_got_offset): Removed.
14566 (Symbol::has_tls_pair_got_offset): Removed.
14567 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
14568 (Target_x86_64::Scan::local): Updated callers of Output_data_got
14570 (Target_x86_64::Scan::global): Likewise.
14571 (Target_x86_64::Relocate::relocate): Likewise.
14572 (Target_x86_64::Relocate::relocate_tls): Likewise.
14574 2008-03-25 Ben Elliston <bje@au.ibm.com>
14576 * yyscript.y: Fix spelling error in comment.
14578 2008-03-24 Ian Lance Taylor <iant@google.com>
14580 * options.h (class General_options): Define build_id option.
14581 * layout.h (class Layout): Declare write_build_id, create_note,
14582 create_build_id. Add build_id_note_ member.
14583 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
14584 "libiberty.h", "md5.h", "sha1.h".
14585 (Layout::Layout): Initialize eh_frame_data_,
14586 eh_frame_hdr_section_, and build_id_note_.
14587 (Layout::finalize): Call create_build_id.
14588 (Layout::create_note): New function, broken out of
14589 Layout::create_gold_note.
14590 (Layout::create_gold_note): Call create_note.
14591 (Layout::create_build_id): New function.
14592 (Layout::write_build_id): New function.
14593 (Close_task_runner::run): Call write_build_id.
14595 * x86_64.cc: Correct license to GPLv3.
14597 2008-03-23 Ian Lance Taylor <iant@google.com>
14599 * options.cc: Include "demangle.h".
14600 (parse_optional_string): New function.
14601 (parse_long_option): Handle takes_optional_argument.
14602 (parse_short_option): Update dash_z initializer. Handle
14603 takes_optional_argument.
14604 (General_options::General_options): Initialize do_demangle_.
14605 (General_options::finalize): Set do_demangle_. Handle demangling
14607 * options.h (parse_optional_string): Declare.
14608 (struct One_option): Add optional_arg field. Update constructor.
14609 Update call constructor calls. Add takes_optional_argument
14611 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
14612 (DEFINE_optional_string): Define.
14613 (General_options::demangle): Change from DEFINE_bool to
14614 DEFINE_optional_string.
14615 (General_options::no_demangle): New function.
14616 (General_options::do_demangle): New function.
14617 (General_options::set_do_demangle): New function.
14618 (General_options::execstack_status_): Move definition to end of
14620 (General_options::static_): Likewise.
14621 (General_options::do_demangle_): New field.
14622 * object.cc (big_endian>::get_symbol_location_info): Call
14623 Options::do_demangle, not Options::demangle.
14624 * symtab.cc (demangle): Likewise.
14626 2008-03-22 Ian Lance Taylor <iant@google.com>
14628 * gold.h: Include <cstddef> and <sys/types.h>
14629 * options.h: Include <cstring>.
14631 2008-03-21 Ian Lance Taylor <iant@google.com>
14633 * Added source code to GNU binutils.
14635 Copyright (C) 2008-2012 Free Software Foundation, Inc.
14637 Copying and distribution of this file, with or without modification,
14638 are permitted in any medium without royalty provided the copyright
14639 notice and this notice are preserved.
14645 version-control: never