1 2013-03-20 Alan Modra <amodra@gmail.com>
3 * symtab.h (Symbol::clear_version): New function.
4 * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
5 is_needed by weak references. Clear version for symbols defined
6 in as-needed objects that are not needed.
8 2013-03-15 Alan Modra <amodra@gmail.com>
10 * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
11 static and public. Add report_err param. Return false for data refs.
12 (Target_powerpc::rela_dyn_section): New overloaded function.
13 (Target_powerpc::plt_, iplt_): Elucidate.
14 (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
15 (Output_data_plt_powerpc::do_write): Don't write .iplt.
16 (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
17 (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
18 calls. Put ifunc dynamic relocs in irela_dyn_section. Only
19 push_branch and make_plt_entry for ifunc syms when
20 reloc_needs_plt_for_ifunc.
21 (Target_powerpc::Relocate::relocate): Don't use plt entry value
22 for ifunc unless reloc_needs_plt_for_ifunc.
24 2013-03-15 Alan Modra <amodra@gmail.com>
26 * gc.h (gc_process_relocs): Don't look through function descriptors.
27 * icf.cc (get_section_contents): Do so here instead.
29 2013-03-13 Alan Modra <amodra@gmail.com>
31 * powerpc.cc (is_branch_reloc): Forward declare.
32 (Target_powerpc::do_can_check_for_function_pointers): New predicate.
33 (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
34 false for 64-bit, true for 32-bit non-branch relocs.
35 (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
36 * testsuite/Makefile.am (icf_test): Use linker map file instead of
38 (icf_safe_test): Generate linker map file as well as nm output.
39 (icf_safe_so_test): Likewise.
40 * testsuite/Makefile.in: Regenerate.
41 * testsuite/icf_test.sh: Parse linker map file to determine
43 * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC.
44 * testsuite/icf_safe_so_test.sh: Likewise.
45 (X86_32_or_ARM_specific_safe_fold): Merge into..
46 (arch_specific_safe_fold): ..this.
47 (X86_64_specific_safe_fold): Delete unused function.
49 2013-03-12 Alan Modra <amodra@gmail.com>
51 * gc.h (gc_process_relocs): Look through function descriptors
52 to determine shndx, symvalue and addend used by ICF. Tidy
55 2013-03-11 Alan Modra <amodra@gmail.com>
57 * gold.cc (queue_middle_tasks): Move detect_odr_violations..
58 * layout.cc (Layout_task_runner::run): ..to here.
59 * symtab.h (struct Symbol_location): Extract from..
60 (class Symbol_table): ..here.
61 * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
62 * target.h (class Target): Add function_location and
63 do_function_location functions.
64 (class Sized_target): Add do_function_location.
65 * object.h (class Sized_relobj_file): Move find_shdr..
66 (class Object): ..to here.
67 * object.cc: Likewise. Update to suit. Instantiate.
68 (Sized_relobj_file::find_eh_frame): Update find_shdr call.
69 * powerpc.cc (class Powerpc_dynobj): New.
70 (Target_powerpc::do_function_location): New function.
71 (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
72 (Powerpc_dynobj::do_read_symbols): New function.
73 (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
75 2013-03-08 Ian Lance Taylor <iant@google.com>
77 * options.cc (General_options::string_to_object_format): Accept
80 2013-03-08 Alan Modra <amodra@gmail.com>
82 * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
84 (struct Post_fde): Move definition to here..
85 * ehframe.cc (struct Post_fde): ..from here.
86 (Cie::write): Don't alloc Post_fde.
87 (Eh_frame::do_sized_write): Update. Don't free Post_fde.
89 2013-03-07 Alan Modra <amodra@gmail.com>
91 * testsuite/discard_locals_relocatable_test.c: Add a powerpc
92 relocation referencing .LC0.
93 * testsuite/discard_locals_test.sh: Remove FIXMEs.
95 2013-03-07 Alan Modra <amodra@gmail.com>
97 * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
98 always_inline. Add assembly for powerpc to avoid GOT.
100 2013-03-07 Alan Modra <amodra@gmail.com>
102 * testsuite/script_test_10.sh: Don't test .bss section
105 2013-03-06 Alan Modra <amodra@gmail.com>
107 * powerpc.cc (class Powerpc_relobj): Move some member functions.
108 (Target_powerpc::symval_for_branch): Add symtab param. Update
109 all callers. Handle folded sections.
110 (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
112 (Global_symbol_visitor_opd::operator()): Likewise.
114 2013-03-04 Alan Modra <amodra@gmail.com>
116 * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
117 * testsuite/Makefile.in: Regenerate.
119 2013-03-01 Cary Coutant <ccoutant@google.com>
121 Add dwp support for v2 DWARF package file format.
122 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
123 tu_length parameter. Adjust all callers.
124 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
125 * dwp.cc: Include dwarf.h.
126 (Section_bounds): New struct type.
127 (Unit_set): New struct type.
128 (Dwo_file::Dwo_file): Initialize new data member.
129 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
130 Combine and rename to...
131 (Dwo_file::read_unit_index): ...this.
132 (Dwo_file::sized_read_compunit_index)
133 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
134 (Dwo_file::sized_read_unit_index): ...this.
135 (Dwo_file::copy_section): Remove section_name, is_str_offsets
136 parameters; add section_id parameter.
137 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
138 (Dwo_file::add_unit_set): ...this.
139 (Dwo_file::shndx_map_): Remove.
140 (Dwo_file::sect_offsets_): New data member.
141 (Dwp_output_file::Dwp_output_file): Initialize new data members.
142 (Dwp_output_file::add_section): Rename to...
143 (Dwp_output_file::add_contribution): ...this.
144 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
145 (Dwp_output_file::add_tu_set): Likewise.
146 (Dwp_output_file::Contribution): New type.
147 (Dwp_output_file::Section::contributions): New data member.
148 (Dwp_output_file::Cu_or_tu_set): Remove.
149 (Dwp_output_file::Section::Section): New ctor.
150 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
151 (Dwp_output_file::Dwp_index::Section_table): New type.
152 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
153 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
155 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
156 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
157 (Dwp_output_file::Dwp_index::section_table): New member function.
158 (Dwp_output_file::Dwp_index::section_table_end): New member function.
159 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
160 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
161 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
162 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
163 (Dwp_output_file::Dwp_index::section_table_): New data member.
164 (Dwp_output_file::Dwp_index::section_mask_): New data member.
165 (Dwp_output_file::add_output_section): New member function.
166 (Dwp_output_file::write_new_section): New member function.
167 (Dwp_output_file::write_contributions): New member function.
168 (Dwp_output_file::section_id_map_): New data member.
169 (class Dwo_id_info_reader): Remove.
170 (class Unit_reader): New class.
171 (get_dwarf_section_name): New function.
172 (Dwo_file::read_executable): Adjust initializations of class data.
173 (Dwo_file::read): Add support for v2 package file format.
174 (Dwo_file::read_unit_index): Likewise.
175 (Dwo_file::sized_read_unit_index): Likewise.
176 (Dwo_file::copy_section): Likewise.
177 (Dwo_file::add_unit_set): Likewise.
178 (Dwp_output_file::add_output_section): Likewise.
179 (Dwp_output_file::add_contribution): Likewise.
180 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
182 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
184 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
186 (Dwp_output_file::initialize): Remove unused function.
187 (Dwp_output_file::finalize): Add support for v2 package file format.
188 (Dwp_output_file::write_index): Likewise.
189 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
192 2013-03-01 Cary Coutant <ccoutant@google.com>
194 * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
195 function into class definition in header file.
196 (Dwarf_info_reader::warn_corrupt_debug_section): New function.
197 * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
199 (Dwarf_info_reader::check_buffer): Move here from .cc file.
201 2013-02-28 Alan Modra <amodra@gmail.com>
203 * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
204 * target.cc (Target::do_plt_fde_location): New function.
205 * ehframe.h (class FDE): Add post_map field to u_.from_linker,
206 accessor function, and constructor param.
207 (struct Post_fde, Post_fdes): Declare.
208 (Cie::write): Add post_fdes param.
209 * ehframe.cc (Fde::write): Use plt_fde_location.
210 (struct Post_fde): Define.
211 (Cie::write): Stash FDEs added post merge mapping.
212 (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
213 Adjust Fde constructor call. Bump final_data_size_ for post map FDEs.
214 (Eh_frame::do_sized_write): Arrange to write post map FDES after
216 * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
217 (Target_powerpc::has_glink): New function.
218 (Target_powerpc::do_relax): Add eh_frame info for stubs.
219 (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
220 glink_eh_frame_fde_32, default_fde): New data.
221 (Stub_table::eh_frame_added_): New var.
222 (Stub_table::find_long_branch_entry, stub_address, stub_offset):
224 (Stub_table::add_eh_frame): New function.
225 (Output_data_glink::add_eh_frame): New function.
226 (Target_powerpc::make_glink_section): Call add_eh_frame.
228 2013-02-15 Ian Lance Taylor <iant@google.com>
230 * options.h (DEFINE_uint64_alias): Define.
231 (class General_options): Add -Ttext-segment as an alias for
234 2013-02-15 Alan Modra <amodra@gmail.com>
236 * powerpc.cc (Stub_table::plt_off): New function, extracted from..
237 (Stub_table::do_write): ..here, two places.
238 (Stub_table::plt_call_size): Use it here too.
240 2013-02-11 Ian Lance Taylor <iant@google.com>
242 * descriptors.cc (Descriptors::close_all): New function.
243 * descriptors.h (class Descriptors): Declare close_all.
244 (close_all_descriptors): New inline function.
245 * plugin.cc: Include "descriptors.h".
246 (Plugin_manager::cleanup): Call close_all_descriptors.
248 2013-02-06 Alan Modra <amodra@gmail.com>
250 * README: Update coding style link.
252 2013-01-28 Cary Coutant <ccoutant@google.com>
254 * dwp.cc (File_list): New typedef.
255 (Dwo_name_info_reader): New class.
256 (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
257 (Dwo_id_info_reader::visit_top_die): Remove unused member function.
258 (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
259 (Dwo_file::read_executable): New function.
260 (Dwo_file::read): Move common setup code to ...
261 (Dwo_file::make_object): ... here.
262 (dwp_options): Add --exec/-e.
266 2013-01-24 Sriraman Tallam <tmsriram@google.com>
268 * layout.cc (Layout::layout): Check for option text_reorder.
269 (Layout::make_output_section): Ditto.
270 * options.h (text_reorder): New option.
271 * output.cc (Input_section_sort_compare): Remove special ordering
274 Input_section_sort_section_name_special_ordering_compare::
275 operator()): New function.
276 (Output_section::sort_attached_input_sections): Use new sort function
278 * output.h (Input_section_sort_section_name_special_ordering_compare):
280 * testsuite/Makefile.am (text_section_grouping): Test option
282 * testsuite/Makefile.in: Regenerate.
283 * testsuite/text_section_grouping.sh: Check order of functions without
284 default text reordering.
286 2013-01-18 Mike Frysinger <vapier@gentoo.org>
288 * options.h (General_options): Change default to true for new_dtags.
290 2013-01-18 Mike Frysinger <vapier@gentoo.org>
292 * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
293 when enable_new_dtags is false. Only add DT_RUNPATH when
294 enable_new_dtags is true.
296 2013-01-17 Serge Pavlov <serge.v.pavlov@gmail.com>
298 * powerpc.cc (Stub_table::find_plt_call_entry): Make types
299 used in declaration and definition consistent.
300 (Target_powerpc::symval_for_branch): Ditto.
302 2013-01-16 Sriraman Tallam <tmsriram@google.com>
304 * testsuite/plugin_final_layout.cc: Fix comment.
306 2013-01-16 Sriraman Tallam <tmsriram@google.com>
308 * layout.cc (Layout::layout): Do not do default sorting for
309 text sections when section ordering is specified.
310 (make_output_section): Ditto.
311 * testsuite/plugin_final_layout.cc: Name the function sections
312 to catch reordering issues.
314 2013-01-15 Alan Modra <amodra@gmail.com>
316 * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
319 2013-01-15 Alan Modra <amodra@gmail.com>
321 * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
322 * testsuite/Makefile.in: Regenerate.
324 2013-01-14 Alan Modra <amodra@gmail.com>
326 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
327 * testsuite/Makefile.in: Regenerate.
329 2013-01-11 Pavel Chupin <pavel.v.chupin@intel.com>
332 Fix mingw gold build with plugins enabled
333 * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
334 * configure.ac: Export DLOPEN_LIBS and add headers check.
335 * plugin.cc: Handle non-dlfcn case.
336 * Makefile.in: Regenerate.
337 * config.in: Regenerate.
338 * configure: Regenerate.
339 * testsuite/Makefile.in: Regenerate.
341 2013-01-09 Sriraman Tallam <tmsriram@google.com>
343 * output.h (sort_attached_input_sections): Change to be public.
345 (Output_section_definition::set_section_addresses): Sort
346 attached input sections according to section order before linker
347 script assigns section addresses.
348 (Orphan_output_section::set_section_addresses): Sort
349 attached input sections according to section order before linker
350 script assigns section addresses.
351 * Makefile.am (final_layout.sh): Use a simple linker script to
352 check if section ordering still works.
353 * Makefile.in: Regenerate.
355 2013-01-09 Ben Cheng <bccheng@google.com>
357 * arm.cc (Target_arm::attributes_accept_div): New function.
358 (Target_arm::attributes_forbid_div): New function.
359 (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
360 attribute using the same new functions as what bfd/elf32_arm.c
363 2013-01-07 Cary Coutant <ccoutant@google.com>
366 * output.cc (Output_section::add_input_section): For incremental
367 updates, don't track input sections that are allocated from patch
370 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
371 Ian Lance Taylor <iant@google.com>
374 * configure.ac (--enable-ld): Removed.
375 (install_as_default): Set to yes only for --enable-gold=default
377 * configure: Regenerated.
379 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
381 * options.h (General_options): Add -fuse-ld= for GCC linker
382 option compatibility.
384 2013-01-04 Cary Coutant <ccoutant@google.com>
386 * configure.ac: Fix typo restoring CXXFLAGS.
387 * configure: Regenerate.
389 2013-01-04 Cary Coutant <ccoutant@google.com>
391 * testsuite/Makefile.am (CXXLINK_S): New macro.
392 (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
393 * testsuite/Makefile.in: Regenerate.
395 2013-01-02 H.J. Lu <hongjiu.lu@intel.com>
397 * version.cc (print_version): Update copyright year to 2013.
399 2012-12-20 Ian Lance Taylor <iant@google.com>
401 * layout.cc (Layout::special_ordering_of_input_section): New
403 (Layout::layout): If input section requires special ordering, must
405 (Layout::make_output_section): May sort .text input sections.
406 (Layout::is_section_name_prefix_grouped): Remove.
407 * layout.h (class Layout): Declare
408 special_ordering_of_input_section. Don't declare
409 is_section_name_prefix_grouped.
410 * output.cc (Output_section::add_input_section): Revert last
412 (Output_section::Input_section_sort::match_file_name): Don't crash
413 if called on output section data.
414 (Output_section::Input_section_sort_compare): Sort based on
416 (Output_section::Input_section_sort_section_order_index_compare):
418 (Output_section::sort_attached_input_sections): Likewise.
420 2012-12-18 Sriraman Tallam <tmsriram@google.com>
422 * layout.cc (Layout::is_section_name_prefix_grouped): New function.
423 * layout.h (Layout::is_section_name_prefix_grouped): New function.
424 * output.cc (Output_section::add_input_section): Check if section
425 name contains special prefix. Keep input sections to sort such
427 (Output_section::Input_section_sort_section_order_index_compare
428 ::operator()): Group sections according to prefixes.
429 (Output_section::sort_attached_input_sections): Add condition to
430 Input_section_entry constructor call.
431 * testsuite/Makefile.am (text_section_grouping): New test.
432 * testsuite/Makefile.in: Regenerate.
433 * testsuite/text_section_grouping.cc: New file.
434 * testsuite/text_section_grouping.sh: New file.
436 2012-12-17 Nick Clifton <nickc@redhat.com>
438 * Makefile.am: Add copyright notice.
441 * configure.ac: Likewise.
442 * ftruncate.c: Likewise.
443 * Makefile.in: Regenerate.
445 2012-12-14 Cary Coutant <ccoutant@google.com>
447 * testsuite/Makefile.am (exception_separate_shared_12_test): Add
449 (exception_separate_shared_12_test): Likewise.
450 (incremental_copy_test): Likewise.
451 * testsuite/Makefile.in: Regenerate.
453 2012-12-14 Cary Coutant <ccoutant@google.com>
455 * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
456 (Dwp_output_file::Dwp_index::enter_set): Add assert.
458 2012-12-12 Alan Modra <amodra@gmail.com>
460 * powerpc.cc (class Track_tls): New.
461 (class Relocate, class Scan): Inherit Track_tls.
462 (Target_powerpc::Scan::local, global): Track tls optimization
463 and avoid creating plt entry for __tls_get_addr if all uses
465 (Target_powerpc::Relocate::relocate): Update to use Track_tls.
467 2012-12-12 Alan Modra <amodra@gmail.com>
469 * options.h (General_options): Add --toc-sort/--no-toc-sort.
470 Replace no_toc_optimize with toc_optimize.
471 * output.h (Output_section::input_sections): Provide non-const variant.
472 * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
473 set_has_small_toc_reloc, has_small_toc_reloc): New variable and
475 (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
476 (class Sort_toc_sections): New.
477 (Target_powerpc::do_finalize_sections): Sort toc sections.
478 (Target_powerpc::Relocate::relocate): Update toc_optimize test.
480 2012-12-10 Roland McGrath <mcgrathr@google.com>
482 * testsuite/binary_unittest.cc (read_all): New function.
483 (Sized_binary_test): Use it instead of ::read.
484 * fileread.cc (do_read): Don't assume pread always reads the whole
485 amount in a single call.
487 2012-12-10 Alan Modra <amodra@gmail.com>
489 * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
490 Set EM_PPC64 or EM_PPC here.
491 (Target_selector_powerpc::do_recognize): Delete.
493 2012-12-10 Alan Modra <amodra@gmail.com>
495 * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
497 (Target_powerpc::Branch_info::make_stub): Don't omit addend.
499 2012-12-07 Roland McGrath <mcgrathr@google.com>
501 * testsuite/binary_unittest.cc (Sized_binary_test):
502 Use open_descriptor rather than ::open.
504 2012-12-07 Alan Modra <amodra@gmail.com>
506 * powerpc.cc (Stub_table::do_write): Delete redundant Address
507 typedef and invalid_address constant.
508 (Output_data_glink, Stub_table, Target_powerpc): Explicitly
509 instantiate constants.
511 2012-12-06 Roland McGrath <mcgrathr@google.com>
513 * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
514 Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
515 * aclocal.m4: Regenerate.
516 * configure: Regenerate.
517 * Makefile.in: Regenerate.
518 * testsuite/Makefile.in: Regenerate.
520 2012-12-07 Alan Modra <amodra@gmail.com>
522 * options.h (General_options): Add no_toc_optimize.
523 * powerpc.cc (ok_lo_toc_insn): New function.
524 (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
526 2012-12-06 Alan Modra <amodra@gmail.com>
528 * options.h (General_options): Add plt_align, plt_static_chain,
529 plt_thread_safe. Update stub_group_size help text.
530 * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
531 for new plt_thread_safe_ var.
532 (use_plt_offset): Correct comments.
533 (Target_powerpc::do_relax): Look for thread creation symbols to
534 determine default plt_thread_safe value. Clear plt call stubs
535 as well as branch stubs each iteration.
536 (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
538 (l, hi, ha, write_insn): Move earlier.
539 (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
540 (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
542 (Stub_table::update_size): Adjust.
543 (Stub_table::prev_size, set_prev_size): Delete.
544 (Stub_table::stub_align): Let --plt-align affect result.
545 (Stub_table::plt_call_size): Calculate sizes for various stubs.
546 (Stub_table::branch_stub_size): Use last_plt_size in address calc.
547 (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
548 (Stub_table::do_write): Support more stub variants.
550 2012-12-04 Alan Modra <amodra@gmail.com>
552 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
553 (Target_powerpc::do_define_standard_symbols): New function.
555 2012-12-03 Alan Modra <amodra@gmail.com>
557 * output.h: Formatting, whitespace.
559 2012-12-03 Alan Modra <amodra@gmail.com>
561 * layout.h (Layout::get_executable_sections): Declare.
562 * layout.cc (Layout::get_executable_sections): New function.
563 * arm.cc (Target_arm::group_sections): Use it.
564 (Arm_output_section::group_sections): Delete now redundant test.
565 * output.cc (Output_reloc::Output_reloc): Add is_relative.
566 param to handle relative relocs.
567 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
568 (Output_data_reloc::add_absolute): Adjust.
569 (Output_data_reloc::add_relative): New function.
570 (Output_data::reset_data_size): New function.
571 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
572 (Output_section::set_addralign): New function.
573 (Output_section::checkpoint_set_addralign): New function.
574 (Output_section::clear_section_offsets_need_adjustment): New function.
575 (Output_section::input_sections): Make public.
576 * powerpc.cc (class Output_data_brlt_powerpc): New.
577 (class Stub_table, class Stub_control): New.
578 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
579 stub_table_, set_stub_table, stub_table): New vectors and accessor
581 (Target_powerpc::do_may_relax, do_relax, push_branch,
582 new_stub_table, stub_tables, brlt_section, group_sections,
583 add_branch_lookup_table, find_branch_lookup_table,
584 write_branch_lookup_table, make_brlt_section): New functions.
585 (Target_powerpc::struct Sort_sections, class Branch_info): New.
586 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
587 branch_info_): New vars.
588 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
589 make call stubs here.
590 (Output_data_glink): Remove all call stub handling from this class.
591 (Target_powerpc::Scan::local, global): Save interesting branch
592 relocs and relocs for ifunc. Adjust calls to plt entry functions.
593 (Target_powerpc::do_finalize_sections): Only make reg save/restore
594 functions on final link.
595 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
596 Handle long branch destinations too.
597 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
598 do_plt_address_for_local): Adjust lookup of plt call stubs.
600 2012-11-30 Alan Modra <amodra@gmail.com>
602 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
603 relocs against protected symbols when building 32-bit shared libs.
605 2012-11-30 Alan Modra <amodra@gmail.com>
607 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
608 param. Call got_section() to make .got. Update all callers
609 and their callers and so on.
611 2012-11-30 Alan Modra <amodra@gmail.com>
613 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
614 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
615 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
616 value if it already exists.
618 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
621 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
623 2012-11-14 Roland McGrath <mcgrathr@google.com>
625 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
626 than bfc instruction for data sandboxing.
628 2012-11-08 Alan Modra <amodra@gmail.com>
630 * po/POTFILES.in: Regenerate.
632 2012-11-05 Alan Modra <amodra@gmail.com>
634 * configure.ac: Apply 2012-09-10 change to config.in here.
635 * configure: Regenerate.
637 2012-11-05 Alan Modra <amodra@gmail.com>
639 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
640 (struct Opd_ent): Use "Address" rather than "Offset".
641 (Output_data_got_powerpc::got_base_offset): Return Valtype.
642 (Target_powerpc::got_section): Make public.
643 (Target_powerpc::scan_relocs): Move code setting symbols..
644 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
645 Create _SDA_BASE_ only when referenced.
647 2012-11-02 Roland McGrath <mcgrathr@google.com>
649 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
652 2012-11-01 Roland McGrath <mcgrathr@google.com>
654 * target.h (Sized_target::relocate_relocs): Use Elf_Off
655 for offset_in_output_section parameter.
656 (Sized_target::relocate_special_relocatable): Likewise.
657 * arm.cc (Target_arm::relocate_relocs): Likewise.
658 (Target_arm::relocate_special_relocatable): Likewise.
659 * i386.cc (Target_i386::relocate_relocs): Likewise.
660 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
661 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
662 * target-reloc.h (relocate_relocs): Likewise.
663 * testsuite/testfile.cc (Target_test): Likewise.
664 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
665 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
667 * system.h: Move inclusion of <clocale> to after <libintl.h> in
668 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
670 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
671 parameter, which is unused in the [!F_SETFD] case.
673 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
674 SYMNDX to off_t before comparing it to this->data_size().
675 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
676 * incremental.cc (Output_section_incremental_inputs::do_write):
677 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
679 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
681 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
683 * gold.cc (Target_arm::do_adjust_elf_header): Add the
684 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
687 2012-10-29 Cary Coutant <ccoutant@google.com>
689 * dwp.cc (usage): Add file and exit status parameters;
690 add --help and --version options.
691 (print_version): New function.
692 (main): Add --help and --version options.
694 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
696 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
697 final_layout_sequence.txt.
698 * testsuite/Makefile.in: Regenerated.
700 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
702 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
703 COMPILE generated by automake.
705 (CXXCOMPILE1): Likewise.
706 (CXXLINK1): Likewise.
707 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
709 (CXXCOMPILE): Likewise.
711 * testsuite/Makefile.in: Regenerated.
713 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
715 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
716 on bad fwrite return.
718 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
720 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
723 2012-10-23 Cary Coutant <ccoutant@google.com>
725 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
726 * testsuite/Makefile.in: Regenerate.
727 * testsuite/dwp_test.h: New source file.
728 * testsuite/dwp_test_1.cc: New source file.
729 * testsuite/dwp_test_1.s: New source file.
730 * testsuite/dwp_test_1.sh: New source file.
731 * testsuite/dwp_test_1b.cc: New source file.
732 * testsuite/dwp_test_1b.s: New source file.
733 * testsuite/dwp_test_2.cc: New source file.
734 * testsuite/dwp_test_2.s: New source file.
735 * testsuite/dwp_test_2.sh: New source file.
736 * testsuite/dwp_test_main.cc: New source file.
737 * testsuite/dwp_test_main.s: New source file.
739 2012-10-23 Cary Coutant <ccoutant@google.com>
741 * dwp.h: New header file.
742 * dwp.cc: New source file.
743 * gold.h: Move shared declarations to system.h.
744 * system.h: New header file.
745 * Makefile.am: Add dwp.
746 * Makefile.in: Regenerate.
748 2012-10-23 Cary Coutant <ccoutant@google.com>
750 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
751 Dwarf_info_reader::read_from_pointer.
752 (Dwarf_pubnames_table::read_header): Likewise.
753 (Dwarf_pubnames_table::next_name): Likewise.
754 (Dwarf_die::read_attributes): Likewise.
755 (Dwarf_die::skip_attributes): Likewise.
756 (Dwarf_info_reader::read_from_pointer): New function template.
757 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
758 (Dwarf_pubnames_table): Likewise.
759 (Dwarf_info_reader::read_from_pointer): New function template.
760 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
761 Dwarf_pubnames_table ctor.
763 2012-10-23 Cary Coutant <ccoutant@google.com>
765 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
767 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
769 (Dwarf_info_reader::set_abbrev_shndx): New method.
770 (Dwarf_info_reader::abbrev_shndx_): New data member.
772 2012-10-23 Cary Coutant <ccoutant@google.com>
774 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
775 from object, not parameters.
776 (Dwarf_info_reader::parse): Likewise.
777 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
778 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
779 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
782 2012-10-23 Cary Coutant <ccoutant@google.com>
784 * fileread.cc (Input_file::Input_file): New constructor.
785 * fileread.h (class Input_file): Add new constructor.
787 2012-10-18 Alan Modra <amodra@gmail.com>
790 * object.cc (Relobj::is_section_name_included): Also match
791 .sdata personality section.
793 2012-10-18 Alan Modra <amodra@gmail.com>
795 * target-reloc.h (class Default_comdat_behavior): New, package up..
796 (get_comdat_behaviour): ..this.
797 (relocate_section): Add Relocate_comdat_behavior template arg,
799 * arm.cc (Target_arm::relocate_section): Adjust to suit.
800 (Target_arm::scan_reloc_section): Likewise.
801 * i386.cc (Target_i386::relocate_section): Likewise.
802 * sparc.cc (Target_sparc::relocate_section): Likewise.
803 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
804 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
805 * powerpc.cc (class Relocate_comdat_behavior): New.
806 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
807 gold::relocate_section with new template arg.
809 2012-10-18 Alan Modra <amodra@gmail.com>
811 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
812 dynamic relocs for GOT_TPREL got entries, without symbol if
814 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
815 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
816 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
818 2012-10-17 Alan Modra <amodra@gmail.com>
821 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
823 2012-10-16 Sriraman Tallam <tmsriram@google.com>
825 * layout.cc (Layout::include_section): Keep sections marked
826 SHF_EXCLUDE when doing relocatable links.
828 2012-10-16 Alan Modra <amodra@gmail.com>
830 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
831 (Target_powerpc::do_finalize_sections): Call it.
832 (Output_data_save_res): New class and supporting functions.
833 (Target_powerpc::symval_for_branch): Only look up .opd entry for
834 normal symbols defined in object files.
836 2012-10-12 Alan Modra <amodra@gmail.com>
838 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
839 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
840 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
841 section if scan_opd_relocs not yet called.
842 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
844 2012-10-12 Alan Modra <amodra@gmail.com>
846 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
847 add_local_ifunc_entry): Revert last change.
848 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
850 2012-10-05 Alan Modra <amodra@gmail.com>
852 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
853 do_plt_address_for_global): New functions.
854 (Output_data_got_powerpc::do_write): Don't segfault when linking
856 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
857 add_local_ifunc_entry): Return true on adding entry..
858 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
859 glink->add_entry call. Remove unused symtab param. Adjust calls.
860 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
861 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
863 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
864 syms here. Do so even when no .iplt. Don't segfault when linking
866 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
867 new variants without reloc param.
868 (Glink_sym_ent::Glink_sym_ent): Likewise.
869 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
870 reloc when refs will resolve to plt call stub.
871 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
872 R_PPC_PLTREL24 to resolve locally.
873 (Target_powerpc::Scan::global): Correct ifunc handling.
874 (Target_powerpc::Relocate::relocate): Correct local sym glink
875 lookup. Don't destroy "value" when we have a plt call stub,
876 and when checking plt call validity.
877 (Target_powerpc::do_dynsym_value): Simplify.
879 2012-10-05 Alan Modra <amodra@gmail.com>
881 * i386.cc (Output_data_plt_i386::address_for_global,
882 address_for_local): Add plt offset to returned value. Adjust uses.
883 * sparc.cc (Output_data_plt_sparc::address_for_global,
884 address_for_local): Likewise.
885 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
886 address_for_local): Likewise.
887 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
888 address_for_local): Likewise.
889 * target.h (Target::plt_address_for_global, plt_address_for_local):
891 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
892 (Output_data_got::Got_entry::write): Nor here.
893 * output.h: Comment fix.
895 2012-10-02 Jiong Wang <jiwang@tilera.com>
897 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
898 global_offset_table_ value for larget got.
899 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
901 2012-09-29 Alan Modra <amodra@gmail.com>
903 * powerpc.cc (Target_powerpc::iplt_): New output section.
904 (Target_powerpc::iplt_section, make_iplt_section,
905 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
906 (Target_powerpc::make_plt_entry): Handle ifunc syms.
907 Target_powerpc::plt_entry_count): Count iplt entries too.
908 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
909 reloc section in constructor. New params.
910 (Target_powerpc::make_plt_section): Create reloc section here instead.
911 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
913 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
914 (Output_data_glink::add_entry, find_entry): New functions to
915 deal with local syms.
916 (Glink_sym_ent): Add support for local syms.
917 (Output_data_glink::do_write): Handle ifunc plt entries.
918 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
919 (Target_powerpc::Scan::local, global): Handle ifunc syms.
920 (Target_powerpc::Relocate::relocate): Likewise.
921 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
923 2012-09-25 Alan Modra <amodra@gmail.com>
925 * object.h (Sized_relobj_file::adjust_local_symbol,
926 do_adjust_local_symbol): New functions.
927 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
928 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
929 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
930 and irregular opd entry spacing.
931 (Powerpc_relobj::do_read_relocs): Add opd size checks.
932 (Global_symbol_visitor_opd): New functor.
933 (Target_powerpc::do_finalize_sections): Omit global symbols defined
934 on deleted opd entries.
936 2012-09-15 Jiong Wang <jiwang@tilera.com>
938 * tilegx.cc: New file.
939 * Makefile.am (TARGETSOURCES): Add tilegx.cc
940 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
941 * configure.tgt: Add entries for tilegx*.
942 * configure.ac: Likewise.
943 * Makefile.in: Rebuild.
944 * configure: Likewise.
945 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
948 2012-09-13 Alan Modra <amodra@gmail.com>
950 * target-reloc.h (scan_relocs): Call scan.local for relocs
951 against symbols in discarded sections. Pass is_discarded
953 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
954 Add is_discarded param.
955 * powerpc (Target_powerpc::Scan::local): Likewise. Use
956 is_discarded to flag opd entry as discarded. Don't emit dyn
957 relocs on such entries.
958 (Target_powerpc::Scan::global): Similarly detect and handle
960 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
961 opd_ent_. Update all uses.
962 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
963 (Target_powerpc::relocate_section): Zero out discarded opd
966 2012-09-12 Ian Lance Taylor <iant@google.com>
969 * output.cc: Rename Output_data_got template parameter from size
970 to got_size for all functions. Compile all variants of
972 (Output_data_got::Got_entry::write): Correct use of size for
973 symbol value. Use local_is_tls rather than casting to
975 * object.h (class Object): Add local_is_tls and do_local_is_tls.
976 (class Sized_relobj_file): Add do_local_is_tls.
977 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
979 2012-09-11 Alan Modra <amodra@gmail.com>
982 * layout.cc (Layout::set_segment_offsets): When using
983 common-page-size alignment, ensure we are on a new max-page-size
985 * output.cc (Output_segment::set_section_addresses): Use
986 abi_pagesize, not common_pagesize for relro boundary.
987 (Output_segment::set_offset): Likewise.
989 2012-09-11 Alan Modra <amodra@gmail.com>
991 * output.h (Output_data_got::add_global_tls, add_local_tls,
992 add_local_tls_pair): New functions.
993 (Output_data_got::add_local_pair_with_rel): Remove second
994 reloc param. Expand comment.
995 (Output_data_got::Got_entry): Rename use_plt_offset_ to
996 use_plt_or_tls_offset_, similarly for constructor param.
997 (Output_data_got::Got_entry::write): Add got_index param.
998 * output.cc (Output_data_got::add_global_tls, add_local_tls,
999 add_local_tls_pair): New functions.
1000 (Output_data_got::Got_entry::write): Handle tls symbols
1001 with use_plt_or_tls_offset_ set specially.
1002 (Output_data_got::add_local_pair_with_rel): Only one reloc.
1003 (Output_data_got::do_write): Replace iterator with index, pass
1004 index to entry write function.
1005 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
1006 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
1007 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
1009 * i386.cc (Target_i386::Scan::local): Likewise.
1010 * sparc.cc (Target_sparc::Scan::local): Likewise.
1011 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
1012 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
1013 do_tls_offset_for_global): New functions.
1014 (Target_powerpc::Scan::local): Correct TLS relocations and got
1016 (Target_powerpc::Scan::global): Don't emit unnecessary
1017 dynamic relocations on TLS GOT entries.
1019 2012-09-10 Matthias Klose <doko@ubuntu.com>
1021 * config.in: Disable sanity check for kfreebsd.
1023 2012-09-10 Sterling Augustine <saugustine@google.com>
1025 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
1026 (Gdb_index::pubtypes_read): New parameter.
1027 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
1029 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
1032 2012-09-09 Alan Modra <amodra@gmail.com>
1034 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
1035 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
1036 * gc.h (gc_process_relocs): Call target gc_add_reference.
1037 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
1038 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
1039 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
1041 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
1042 to cater for when we don't need code offset. Update use.
1043 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
1044 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
1045 set_opd_valid): New functions.
1046 (Target_powerpc::do_gc_add_reference): New function.
1047 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
1049 (Target_powerpc::do_gc_mark_symbol): New function.
1051 2012-09-06 Cary Coutant <ccoutant@google.com>
1053 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
1054 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
1055 (Dwarf_die::skip_attributes): Likewise.
1056 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
1057 * testsuite/gdb_index_test.cc (inline_func_1): New function.
1059 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
1061 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
1063 * testsuite/script_test_3.t: Add .got.plt output section
1065 * testsuite/script_test_4.t: Likewise.
1067 2012-09-05 Alan Modra <amodra@gmail.com>
1069 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
1070 update all uses and lose "enum" when using type.
1072 2012-09-05 Alan Modra <amodra@gmail.com>
1074 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
1075 * configure: Regenerate.
1076 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
1077 (plugin_final_layout.stdout): Likewise.
1078 (memory_test): Set page sizes to 0x1000.
1079 * testsuite/Makefile.in: Regenerate.
1080 * testsuite/discard_locals_test.sh: Add FIXME comment.
1081 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
1082 * testsuite/pr14265.t: Add .got output section statement.
1083 * testsuite/script_test_2.t: Likewise.
1084 * testsuite/script_test_3.t: Likewise.
1085 * testsuite/script_test_4.t: Likewise.
1086 * testsuite/script_test_5.t: Likewise.
1087 * testsuite/script_test_6.t: Likewise.
1088 * testsuite/script_test_7.t: Likewise.
1089 * testsuite/script_test_9.t: Likewise.
1091 2012-09-05 Alan Modra <amodra@gmail.com>
1093 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
1094 (Powerpc_relocate_functions::Status): New typedef.
1095 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1096 (Target_powerpc::Scan::local): Handle REL64.
1097 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
1098 for REL32 and REL64.
1099 (Target_powerpc::symval_for_branch): New function, extracted from..
1100 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
1101 checks. Report overflow errors.
1103 2012-09-05 Alan Modra <amodra@gmail.com>
1105 * object.h (Sized_relobj_file::emit_relocs): Delete.
1106 (Sized_relobj_file::emit_relocs_reltype): Delete.
1107 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
1108 relocate_relocs for --emit-relocs.
1109 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
1110 * output.h: Update comment.
1111 (Output_segment::first_section): New function.
1112 (Output_segment::first_section_load_address): Use first_section.
1113 * output.cc (Output_segment::first_section): New function extracted..
1114 (Output_segment::first_section_load_address): ..from here. Delete.
1115 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
1116 * target.h (Sized_target::relocate_for_relocatable): Likewise.
1117 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
1118 adjust call to target.h function.
1119 * i386.cc (Target_i386): Likewise.
1120 * sparc.cc (Target_sparc): Likewise.
1121 * x86_64.cc (Target_x86_64): Likewise.
1122 * powerpc.cc (Target_powerpc): Likewise.
1123 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
1124 first tls section has section symbol for optimised local dynamic
1126 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
1127 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
1129 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
1130 Rename to relocate_relocs. Update error message.
1132 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
1134 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
1137 2012-08-31 Alan Modra <amodra@gmail.com>
1139 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
1140 (Powerpc_relobj::toc_base_offset): New stub function.
1141 (Target_powerpc): Add tp_offset, dtp_offset. Rename
1142 got_mod_index_offset to tlsld_got_offset. Update all refs.
1143 (Target_powerpc::Relocate::enum skip_tls): New.
1144 (Target_powerpc::call_tls_get_addr_): New var.
1145 (Target_powerpc::is_branch_reloc): Move to file scope.
1146 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
1147 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
1149 (Target_powerpc::enum Got_type): Delete old values, add new ones.
1150 (powerpc_info): Correct common_pagesize for ppc64.
1151 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
1152 (Powerpc_relocate_functions): Add overflow check enums and functions.
1153 Add non-shift version of rela, rela_ua. Delete all rel public
1154 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
1155 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
1156 addr16_ha3, addr14 functions.
1157 (Output_data_got_powerpc::add_constant_pair): New function.
1158 (Output_data_got_powerpc::got_base_offset): Likewise.
1159 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
1160 (instruction constants): Sort, add some more.
1161 (Output_data_glink::do_write): Add and use Address typedef. Use
1162 object->toc_base_offset() stub for 64-bit.
1163 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
1164 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1165 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
1166 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
1167 Always treat .opd relocs as against locally defined symbol.
1168 Correct condition for RELATIVE relocs.
1169 (Target_powerpc::do_finalize_sections): Test for NULL sections.
1170 (Target_powerpc::Relocate::relocate): Use plt call stub as value
1171 for 32-bit syms with a plt entry. Correct ppc64 toc base
1172 calculations. Handle TLS relocs, and more. Add overflow
1173 checking and adjust for Powerpc_relocate_functions changes.
1174 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
1175 Reinstate --emit-relocs code with FIXME.
1177 2012-08-30 Alan Modra <amodra@gmail.com>
1179 * layout.cc (Layout::set_segment_offsets): Set p_align to
1180 abi_pagesize, not common_pagesize.
1181 (Layout::relaxation_loop_body): Similarly use abi_pagesize
1182 to determine whether file header can go in segment.
1184 2012-08-30 Alan Modra <amodra@gmail.com>
1186 * output.h (Output_reloc::Output_reloc <output section>): Add
1187 is_relative param. Adjust calls.
1188 (Output_reloc::add_output_section_relative): New functions.
1189 * output.cc (Output_reloc::Output_reloc <output section>): Handle
1191 (Output_reloc::symbol_value): Handle SECTION_CODE.
1193 2012-08-24 Sriraman Tallam <tmsriram@google.com>
1195 * gold.cc (queue_middle_tasks): Call layout again when unique
1196 segments for sections is desired.
1197 * layout.cc (Layout::Layout): Initialize new members.
1198 (Layout::get_output_section_flags): New function.
1199 (Layout::choose_output_section): Call get_output_section_flags.
1200 (Layout::layout): Make output section for mapping to a unique segment.
1201 (Layout::insert_section_segment_map): New function.
1202 (Layout::attach_allocated_section_to_segment): Make unique segment for
1203 output sections marked so.
1204 (Layout::segment_precedes): Check for unique segments when sorting.
1205 * layout.h (Layout::Unique_segment_info): New struct.
1206 (Layout::Section_segment_map): New typedef.
1207 (Layout::insert_section_segment_map): New function.
1208 (Layout::get_output_section_flags): New function.
1209 (Layout::is_unique_segment_for_sections_specified): New function.
1210 (Layout::set_unique_segment_for_sections_specified): New function.
1211 (Layout::unique_segment_for_sections_specified_): New member.
1212 (Layout::section_segment_map_): New member.
1213 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
1214 Rename is_gc_pass_one to is_pass_one.
1215 Rename is_gc_pass_two to is_pass_two.
1216 Rename is_gc_or_icf to is_two_pass.
1217 Check for which pass based on whether symbols data is present.
1218 Make it two pass when unique segments for sections is desired.
1219 * output.cc (Output_section::Output_section): Initialize new
1221 * output.h (Output_section::is_unique_segment): New function.
1222 (Output_section::set_is_unique_segment): New function.
1223 (Output_section::is_unique_segment_): New member.
1224 (Output_section::extra_segment_flags): New function.
1225 (Output_section::set_extra_segment_flags): New function.
1226 (Output_section::extra_segment_flags_): New member.
1227 (Output_section::segment_alignment): New function.
1228 (Output_section::set_segment_alignment): New function.
1229 (Output_section::segment_alignment_): New member.
1230 (Output_segment::Output_segment): Initialize is_unique_segment_.
1231 (Output_segment::is_unique_segment): New function.
1232 (Output_segment::set_is_unique_segment): New function.
1233 (Output_segment::is_unique_segment_): New member.
1234 * plugin.cc (allow_unique_segment_for_sections): New function.
1235 (unique_segment_for_sections): New function.
1236 (Plugin::load): Add new functions to transfer vector.
1237 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
1238 * Makefile.in: Regenerate.
1239 * testsuite/plugin_final_layout.sh: Check if unique segment
1240 functionality works.
1241 * testsuite/plugin_section_order.c (onload): Check if new interfaces
1243 (allow_unique_segment_for_sections): New global.
1244 (unique_segment_for_sections): New global.
1245 (claim_file_hook): Call allow_unique_segment_for_sections.
1246 (all_symbols_read_hook): Call unique_segment_for_sections.
1248 2012-08-22 Cary Coutant <ccoutant@google.com>
1250 * layout.cc (Layout::include_section): Don't assert on GROUP
1251 sections with --emit-relocs.
1253 2012-08-21 Cary Coutant <ccoutant@google.com>
1255 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
1256 if --export-dynamic-symbol names an undef symbol.
1258 2012-08-18 Alan Modra <amodra@gmail.com>
1260 * powerpc.cc: Formatting and white space.
1261 (Powerpc_relobj): Rename got2_section_ to special_.
1262 Add opd_ent_shndx_ and opd_ent_off_ vectors.
1263 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
1264 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
1265 (Target_powerpc): Add Address typedef and invalid_address. Use
1267 (Target_powerpc::is_branch_reloc): New function.
1268 (Powerpc_relocate_functions): Add Address typedef, use throughout.
1269 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
1270 for dst_mask, value and addend.
1271 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
1272 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
1273 (Output_data_glink::do_write): Correct toc base. Don't try to use
1274 uint16_t for 24-bit offset. Use get_output_section_offset and
1276 (Target_powerpc::Scan::local): Handle more relocs.
1277 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
1278 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
1279 Plug in toc restoring insn after plt calls. Translate branches
1280 to function descriptor symbols to corresponding entry point.
1281 (Target_powerpc::relocate_for_relocatable): Check return from
1282 get_output_section_offset.
1283 * symtab.h: Comment typo.
1285 2012-08-14 Ian Lance Taylor <iant@google.com>
1287 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
1288 unsupported_relocal_local to call unsupported_reloc_global.
1290 2012-08-14 Nick Clifton <nickc@redhat.com>
1293 * script-sections.cc (Sections_element::output_section_name): Add
1294 keep return parameter.
1295 (Output_section_element::match_name): Add keep return parameter.
1296 Return the value of the keep_ member.
1297 * script-sections.h (class Output_section): Update
1298 output_section_name prototype.
1299 * layout.cc (Layout::keep_input_section): New public member
1301 (Layout::choose_output_section): Pass keep parameter to
1302 output_section_name.
1303 * layout.h (class Layout): Add keep_input_section.
1304 * object.cc (Sized_relobj_file::do_layout): Check for kept input
1306 * testsuite/Makefile.am: Add a test.
1307 * testsuite/Makefile.in: Regenerate.
1308 * testsuite/pr14265.c: Source file for the test.
1309 * testsuite/pr14265.t: Linker script for the test.
1310 * testsuite/pr14265.sh: Shell script for the test.
1312 2012-08-14 Alan Modra <amodra@gmail.com>
1314 * target.h (Target::output_section_name): New function.
1315 (Target::do_output_section_name): New function.
1316 * layout.cc (Layout::choose_output_section): Call the above.
1317 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
1319 2012-08-14 Alan Modra <amodra@gmail.com>
1321 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
1322 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
1323 for replace_constant call.
1324 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
1325 (Output_data_glink::do_print_to_mapfile): New function.
1326 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
1327 (Target_powerpc::Relocate::relocate): Likewise.
1329 2012-08-14 Alan Modra <amodra@gmail.com>
1331 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
1332 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
1333 (Output_data_glink::add_entry,find_entry): Remove shndx param.
1334 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
1335 all references to shndx_. Handle special case for R_PPC_PLTREL24
1337 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
1338 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
1339 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
1341 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
1342 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
1344 2012-08-12 Alan Modra <amodra@gmail.com>
1346 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
1347 (glink insn constants): Use uint32_t.
1348 (Output_data_glink::add_entry): Use insert, not [] operator.
1350 2012-08-11 Alan Modra <amodra@gmail.com>
1352 * object.h (Sized_relobj_file::find_shdr): New function.
1353 (Sized_relobj_file::find_special_sections): New function.
1354 * object.cc (Sized_relobj_file::find_shdr): New function.
1355 (Sized_relobj_file::find_eh_frame): Use find_shdr.
1356 (Sized_relobj_file::find_special_sections): New function, split out..
1357 (Sized_relobj_file::do_read_symbols): ..from here.
1358 * output.h (Output_data_got::replace_constant): New function.
1359 (Output_data_got::num_entries): New function.
1360 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
1361 (Output_data_got::got_offset): Protected rather than private.
1362 (Output_data_got::replace_got_entry): New function.
1363 * output.cc (Output_data_got::replace_got_entry): New function.
1364 * powerpc.cc (class Powerpc_relobj): New.
1365 (class Powerpc_relocate_functions): Delete all psymval variants or
1366 convert to value,addend type. Delete pcrela, pcrela_unaligned.
1367 Implement _ha functions using corresponding _hi function.
1368 (Powerpc_relobj::find_special_sections): New function.
1369 (Target_powerpc::do_make_elf_object): New function.
1370 (class Output_data_got_powerpc): New.
1371 (class Output_data_glink): New.
1372 (class Powerpc_scan_relocatable_reloc): New.
1373 Many more changes througout file.
1375 2012-08-09 Nick Clifton <nickc@redhat.com>
1377 * po/vi.po: Updated Vietnamese translation.
1379 2012-08-07 Ian Lance Taylor <iant@google.com>
1381 * layout.cc (Layout::add_target_dynamic_tags): If
1382 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
1385 2012-07-30 Nick Clifton <nickc@redhat.com>
1387 * po/gold.pot: Updated template.
1388 * po/es.po: Updated Spanish translation.
1390 2012-07-18 Cary Coutant <ccoutant@google.com>
1393 * configure.ac: Add check for -gpubnames support.
1394 * configure: Regenerate.
1395 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
1396 support; force -gno-pubnames.
1397 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
1399 (gdb_index_test_4): New test.
1400 * testsuite/Makefile.in: Regenerate.
1401 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
1402 * testsuite/gdb_index_test_2.sh: Likewise.
1403 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
1404 * testsuite/gdb_index_test_4.sh: New script.
1405 * testsuite/gdb_index_test_comm.sh: New script with common code;
1406 don't look for space after colon.
1408 2012-07-16 Sriraman Tallam <tmsriram@google.com>
1410 * gold.cc (queue_middle_tasks): Update function order only after
1411 deferred objects due to plugins are processed.
1413 2012-07-11 Ian Lance Taylor <iant@google.com>
1415 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
1416 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
1417 (Target_arm::scan_reloc_for_stub): Likewise.
1418 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
1419 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
1420 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
1421 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
1422 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
1424 2012-07-10 Dodji Seketeli <dodji@redhat.com>
1425 Ian Lance Taylor <iant@google.com>
1428 * configure.ac: Test whether std::tr1::hash<off_t> works.
1429 * gold.h: Add a specialization for std::tr1::hash<off_t> if
1431 * output.h (class Output_fill): Add virtual destructor.
1432 * configure, config.in: Rebuild.
1434 2012-06-22 Roland McGrath <mcgrathr@google.com>
1436 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
1438 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
1440 * plugin.cc (Plugin::load): Handle position independent executables.
1442 2012-06-06 Cary Coutant <ccoutant@google.com>
1444 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
1446 (lines_only_debug_sections): Likewise.
1447 (gdb_fast_lookup_sections): New static array.
1448 (is_gdb_debug_section): Rename formal parameter.
1449 (is_lines_only_debug_section): Likewise.
1450 (is_gdb_fast_lookup_section): New function.
1451 (Layout::include_section): Check for ".zdebug_" prefix; pass
1452 section name suffix to is_gdb_debug_section, et al.; check for
1453 fast-lookup sections when building .gdb_index.
1454 * options.h (--strip-debug-gdb): Update GDB version number.
1456 2012-06-06 Cary Coutant <ccoutant@google.com>
1458 * configure.ac: Add check for fallocate.
1459 * configure: Regenerate.
1460 * config.in: Regenerate.
1462 * options.h (class General_options): Add --mmap-output-file and
1463 --posix-fallocate options.
1464 * output.cc: (posix_fallocate): Remove; replace with...
1465 (gold_fallocate): New function.
1466 (Output_file::map_no_anonymous): Call gold_fallocate.
1467 (Output_file::map): Check --mmap-output-file option.
1469 2012-06-05 Jing Yu <jingyu@google.com>
1471 * gold.h (textdomain): Add do {} to empty while(0).
1472 (bindtextdomain): Likewise.
1474 2012-06-04 Cary Coutant <ccoutant@google.com>
1476 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
1479 2012-05-25 Sriraman Tallam <tmsriram@google.com>
1481 * symtab.cc (Symbol_table::define_special_symbol):
1482 Initialize *poldsym to prevent uninitialized variable errors.
1484 2012-05-23 Cary Coutant <ccoutant@google.com>
1486 * layout.cc (Layout::section_name_mapping): Add rules to handle
1487 exact match on .data.rel.ro.local or .data.rel.ro.
1488 (Layout::output_section_name): Check for exact matches.
1490 2012-05-23 Cary Coutant <ccoutant@google.com>
1492 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
1495 2012-05-22 Cary Coutant <ccoutant@google.com>
1497 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
1498 object before exporting symbol.
1500 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1502 * testsuite/tls_test.cc: Include "config.h" first.
1503 * testsuite/tls_test_c.c: Likewise.
1505 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
1506 Nick Clifton <nickc@redhat.com>
1509 * configure.in: Add check that sysdep.h has been included before
1510 any system header files.
1511 * configure: Regenerate.
1512 * config.in: Regenerate.
1514 2012-05-14 Cary Coutant <ccoutant@google.com>
1516 * layout.cc (Layout::make_output_section): Mark .tdata section
1518 * testsuite/relro_test.cc: Add a TLS variable.
1520 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
1523 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
1524 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
1527 2012-05-08 Cary Coutant <ccoutant@google.com>
1529 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
1530 (lines_only_debug_sections): Likewise.
1532 2012-05-02 Roland McGrath <mcgrathr@google.com>
1534 * nacl.cc: New file.
1536 * Makefile.am (CCFILES, HFILES): Add them.
1537 * Makefile.in: Regenerate.
1538 * i386.cc (Output_data_plt_i386_nacl): New class.
1539 (Output_data_plt_i386_nacl_exec): New class.
1540 (Output_data_plt_i386_nacl_dyn): New class.
1541 (Target_i386_nacl): New class.
1542 (Target_selector_i386_nacl): New class.
1543 (target_selector_i386): Use it instead of Target_selector_i386.
1544 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
1545 (Target_x86_64_nacl): New class.
1546 (Target_selector_x86_64_nacl): New class.
1547 (target_selector_x86_64, target_selector_x32): Use it instead of
1548 Target_selector_x86_64.
1549 * arm.cc (Output_data_plt_arm_nacl): New class.
1550 (Target_arm_nacl): New class.
1551 (Target_selector_arm_nacl): New class.
1552 (target_selector_arm, target_selector_armbe): Use it instead of
1553 Target_selector_arm.
1555 * target-select.cc (select_target): Take new Input_file* and off_t
1556 arguments, pass them on to recognize method of selector.
1557 * object.cc (make_elf_sized_object): Update caller.
1558 * parameters.cc (parameters_force_valid_target): Likewise.
1559 * incremental.cc (make_sized_incremental_binary): Likewise.
1560 * target-select.h: Update decl.
1561 (Target_selector::recognize): Take new Input_file* argument,
1562 pass it on to do_recognize.
1563 (Target_selector::do_recognize): Take new Input_file* argument.
1564 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
1565 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
1566 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
1567 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
1569 * target.h (Target::Target_info): New members isolate_execinstr
1571 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
1572 * arm.cc (Target_arm::arm_info): Update initializer.
1573 * i386.cc (Target_i386::i386_info): Likewise.
1574 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
1575 * sparc.cc (Target_sparc::sparc_info): Likewise.
1576 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1577 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
1578 * layout.cc (Layout::attach_allocated_section_to_segment):
1579 Take new const Target* argument. If target->isolate_execinstr(), act
1581 (Layout::find_first_load_seg): Take new const Target* argument;
1582 if target->isolate_execinstr(), reject PF_X segments.
1583 (Layout::relaxation_loop_body): Update caller.
1584 (Layout::set_segment_offsets): If target->isolate_execinstr(),
1585 reset file offset to zero when we hit LOAD_SEG, and then do a second
1586 loop over the segments before LOAD_SEG to reassign offsets after
1587 addresses have been determined. Handle target->rosegment_gap().
1588 (Layout::attach_section_to_segment): Take new const Target* argument;
1589 pass it to attach_allocated_section_to_segment.
1590 (Layout::make_output_section): Update caller.
1591 (Layout::attach_sections_to_segments): Take new const Target* argument;
1592 pass it to attach_section_to_segment.
1593 * gold.cc (queue_middle_tasks): Update caller.
1594 * layout.h (Layout): Update method decls with new arguments.
1596 * arm.cc (Target_arm::Target_arm): Take optional argument for the
1597 Target_info pointer to use.
1598 (Target_arm::do_make_data_plt): New virtual method.
1599 (Target_arm::make_data_plt): New method that calls it.
1600 (Target_arm::make_plt_entry): Use it.
1601 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
1602 for the section alignment.
1603 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
1605 (Output_data_plt_arm::first_plt_entry_offset): Call it.
1606 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
1608 (Output_data_plt_arm::get_plt_entry_size): Call it.
1609 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
1610 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
1611 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
1613 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
1614 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
1615 method instead of sizeof(plt_entry).
1616 (Output_data_plt_arm::add_entry): Likewise.
1617 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
1618 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
1620 (Target_arm::plt_entry_size): Likewise.
1621 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
1623 (Output_data_plt_arm_standard): ... here, new class.
1624 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
1625 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
1626 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
1628 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1629 Take additional argument for the PLT entry size.
1630 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
1631 Use get_plt_entry_size method rather than plt_entry_size variable.
1632 (Output_data_plt_x86_64::reserve_slot): Likewise.
1633 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
1634 (Output_data_plt_x86_64::add_entry): Likewise.
1635 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
1636 (Output_data_plt_x86_64::address_for_global): Likewise.
1637 (Output_data_plt_x86_64::address_for_local): Likewise.
1638 (Output_data_plt_x86_64::set_final_data_size): Likewise.
1639 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
1640 Make method non-static.
1641 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
1643 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
1644 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
1645 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
1646 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
1648 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
1649 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
1651 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
1652 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
1654 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
1655 (Output_data_plt_x86_64::plt_entry_size)
1656 (Output_data_plt_x86_64::first_plt_entry)
1657 (Output_data_plt_x86_64::plt_entry)
1658 (Output_data_plt_x86_64::tlsdesc_plt_entry)
1659 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
1660 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
1661 (Output_data_plt_x86_64_standard): ... here, new class.
1662 (Target_x86_64::Target_x86_64): Take optional argument for the
1663 Target_info pointer to use.
1664 (Target_x86_64::do_make_data_plt): New virtual method.
1665 (Target_x86_64::make_data_plt): New method to call it.
1666 (Target_x86_64::init_got_plt_for_update): Use that.
1667 Call this->plt_->add_eh_frame method here.
1668 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
1669 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
1670 rather than static method.
1671 (Target_x86_64::plt_entry_size): Likewise.
1672 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
1673 rather than plt_entry_size variable. Move guts of PLT filling to...
1674 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
1675 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
1676 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
1678 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
1679 additional argument for the section alignment.
1680 Don't do add_eh_frame_for_plt here.
1681 (Output_data_plt_i386::first_plt_entry_offset): Make the method
1682 non-static. Use get_plt_entry_size method rather than plt_entry_size
1684 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
1686 (Output_data_plt_i386::get_plt_entry_size): Call it.
1687 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
1688 (Output_data_plt_i386::add_eh_frame): New method to call it.
1689 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
1691 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
1692 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
1694 (Output_data_plt_i386::fill_plt_entry): New method to call it.
1695 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
1696 method instead of plt_entry_size.
1697 (Output_data_plt_i386::plt_entry_size)
1698 (Output_data_plt_i386::plt_eh_frame_fde_size)
1699 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
1700 (Output_data_plt_i386_standard): ... here, new class.
1701 (Output_data_plt_i386_exec): New class.
1702 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
1703 (Output_data_plt_i386_exec::first_plt_entry): ... here.
1704 (Output_data_plt_i386::exec_plt_entry): Move to ...
1705 (Output_data_plt_i386_exec::plt_entry): ... here.
1706 (Output_data_plt_i386_dyn): New class.
1707 (Output_data_plt_i386::first_plt_entry): Move to ...
1708 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
1709 (Output_data_plt_i386::dyn_plt_entry): Move to ...
1710 (Output_data_plt_i386_dyn::plt_entry): ... here.
1711 (Target_i386::Target_i386): Take optional argument for the Target_info
1713 (Target_i386::do_make_data_plt): New virtual method.
1714 (Target_i386::make_data_plt): New method to call it.
1715 (Target_i386::make_plt_section): Use that.
1716 Call this->plt_->add_eh_frame method here.
1717 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
1718 rather than plt_entry_size variable.
1719 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
1720 (Output_data_plt_i386::address_for_local): Likewise.
1721 (Output_data_plt_i386::do_write): Likewise.
1722 Move guts of PLT filling to...
1723 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
1724 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
1725 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
1726 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
1728 2012-05-01 Cary Coutant <ccoutant@google.com>
1730 * dwarf_reader.cc (Dwarf_die::read_attributes)
1731 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
1732 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
1733 * reduced_debug_output.cc
1734 (Output_reduced_debug_info_section::get_die_end): Remove
1735 DW_FORM_GNU_ref_index. Add default case.
1737 2012-04-26 Mark Wielaard <mjw@redhat.com>
1739 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
1740 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
1741 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
1742 DW_AT_high_pc as offset from DW_AT_low_pc.
1744 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
1745 * testsuite/Makefile.in: Regenerate.
1746 * testsuite/gdb_index_test_3.c: New test source file.
1747 * testsuite/gdb_index_test_3.sh: New test source file.
1749 2012-04-25 Ian Lance Taylor <iant@google.com>
1751 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
1753 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
1754 as a class, not a struct.
1755 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
1756 (Target_arm::apply_cortex_a8_workaround): Likewise.
1757 * gc.h: Declare Reloc_types as a struct, not a class.
1758 * object.h: Declare Symbols_data as a struct.
1759 * reloc.h: Declare Read_relocs_data as a struct.
1760 * target.h: Declare Relocate_info as a struct.
1762 2012-04-24 David S. Miller <davem@davemloft.net>
1764 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
1765 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
1768 2012-04-24 Cary Coutant <ccoutant@google.com>
1770 * incremental-dump.cc (find_input_containing_global): Replace
1771 magic number with symbolic constant.
1772 (dump_incremental_inputs): Update version number.
1773 * incremental.cc (Output_section_incremental_inputs): Update version
1774 number; import symbolic constants from Incremental_inputs_reader.
1775 (Incremental_inputs::create_data_sections): Align relocations
1776 section correctly for 64-bit targets.
1777 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
1778 constants; add padding.
1779 (Output_section_incremental_inputs::write_header): Add assert for
1781 (Output_section_incremental_inputs::write_input_files): Add assert
1782 for input_entry_size.
1783 (Output_section_incremental_inputs::write_info_blocks): Add padding;
1784 add assert for object_info_size, input_section_entry_size,
1785 global_sym_entry_size.
1786 * incremental.h (Incremental_inputs_reader): Add symbolic constants
1787 for data structure sizes; use them.
1788 (Incremental_input_entry_reader): Import symbolic constants from
1789 Incremental_inputs_reader; use them.
1791 2012-04-23 David S. Miller <davem@davemloft.net>
1793 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
1795 (Target_sparc::Target_sparc): Initialize new fields.
1796 (Target_sparc::do_make_elf_object): New function.
1797 (Target_sparc::do_adjust_elf_header): New function.
1799 2012-04-23 Cary Coutant <ccoutant@google.com>
1801 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
1802 CU range table of gdb index.
1804 2012-04-20 David S. Miller <davem@davemloft.net>
1806 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
1809 2012-04-16 David S. Miller <davem@davemloft.net>
1811 * sparc.cc (Target_sparc::got_address): New function.
1812 (Sparc_relocate_functions::gdop_hix22): New function.
1813 (Sparc_relocate_functions::gdop_lox10): New function.
1814 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
1816 (Target_sparc::Scan::local): Likewise if the global symbol is not
1817 preemptible and is not IFUNC.
1818 (Target_sparc::Relocate::relocate): Perform GOTDATA code
1819 transformations for local and non-preemptible non-IFUNC global
1822 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
1823 writing out 64-bit part of ranges.
1825 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
1826 -fpic and -fpie respectively.
1827 * Makefile.in: Regenerate.
1829 * sparc.cc (class Target_sparc): Add rela_ifunc_.
1830 (Target_sparc::Target_sparc): Initialize new field.
1831 (Target_sparc::do_plt_section_for_global): New function.
1832 (Target_sparc::do_plt_section_for_local): New function.
1833 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
1834 (Target_sparc::make_plt_section): New function, broken out of
1835 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
1836 (Target_sparc::make_plt_entry): Call make_plt_section.
1837 (Target_sparc::make_local_ifunc_plt_entry): New function.
1838 (Target_sparc::rela_ifunc_section): New function.
1839 (Target_sparc::plt_section): Remove const.
1840 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
1841 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
1842 and ifunc_count_ fields.
1843 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
1844 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
1845 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
1846 (Output_data_plt_sparc::rela_ifunc): New function.
1847 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
1848 (Output_data_plt_sparc::has_ifunc_section): New function.
1849 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
1850 (Output_data_plt_sparc::address_for_global): New function.
1851 (Output_data_plt_sparc::address_for_local): New function.
1852 (Output_data_plt_sparc::plt_index_to_offset): New function.
1853 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
1855 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
1857 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
1858 R_SPARC_JMP_IREL to switch.
1859 (Target_sparc::Scan::check_non_pic): Likewise.
1860 (Target_sparc::Scan::local): Handle IFUNC symbols.
1861 (Target_sparc::Scan::local): Likewise.
1862 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
1863 and plt_address_for_local.
1864 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
1865 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
1867 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
1868 (class Output_data_reloc): Adjust calls to Output_reloc_type.
1869 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
1870 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
1872 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
1873 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
1875 * sparc.cc (Target_sparc::Scan::global): Likewise.
1876 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1878 2012-04-16 Cary Coutant <ccoutant@google.com>
1880 * archive.cc (Library_base::should_include_member): Check for
1881 --export-dynamic-symbol.
1882 * options.h (class General_options): Add --export-dynamic-symbol.
1883 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
1884 --export-dynamic-symbol.
1885 (Symbol_table::gc_mark_undef_symbols): Likewise.
1886 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
1888 2012-04-12 David S. Miller <davem@davemloft.net>
1890 * sparc.cc (Reloc::wdisp10): New relocation method.
1891 (Reloc::h34): Likewise.
1892 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
1893 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
1895 (Target_sparc::Scan::local): Likewise.
1896 (Target_sparc::Scan::global): Likewise.
1897 (Target_sparc::Relocate::relocate): Likewise.
1899 2012-04-09 Cary Coutant <ccoutant@google.com>
1901 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
1904 2012-04-06 Ian Lance Taylor <iant@google.com>
1906 * timer.cc: #include <unistd.h>.
1908 2012-04-06 Roland McGrath <mcgrathr@google.com>
1910 * configure.in (AC_CHECK_HEADERS): Add locale.h.
1911 * config.in: Regenerate.
1912 * configure: Regenerate.
1914 2012-04-05 Nick Clifton <nickc@redhat.com>
1916 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
1917 (AM_LC_MESSAGES): Add.
1918 * aclocal.m4: Regenerate.
1919 * config.in: Regenerate.
1920 * configure: Regenerate.
1922 2012-03-21 Cary Coutant <ccoutant@google.com>
1924 * Makefile.am: Add gdb-index.cc, gdb-index.h.
1925 * Makefile.in: Regenerate.
1926 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
1927 (Sized_elf_reloc_mapper::symbol_section): New function.
1928 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
1929 (make_elf_reloc_mapper): New function.
1930 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
1931 (Dwarf_abbrev_table::do_read_abbrevs): New function.
1932 (Dwarf_abbrev_table::do_get_abbrev): New function.
1933 (Dwarf_ranges_table::read_ranges_table): New function.
1934 (Dwarf_ranges_table::read_range_list): New function.
1935 (Dwarf_pubnames_table::read_section): New function.
1936 (Dwarf_pubnames_table::read_header): New function.
1937 (Dwarf_pubnames_table::next_name): New function.
1938 (Dwarf_die::Dwarf_die): New function.
1939 (Dwarf_die::read_attributes): New function.
1940 (Dwarf_die::skip_attributes): New function.
1941 (Dwarf_die::set_name): New function.
1942 (Dwarf_die::set_linkage_name): New function.
1943 (Dwarf_die::attribute): New function.
1944 (Dwarf_die::string_attribute): New function.
1945 (Dwarf_die::int_attribute): New function.
1946 (Dwarf_die::uint_attribute): New function.
1947 (Dwarf_die::ref_attribute): New function.
1948 (Dwarf_die::child_offset): New function.
1949 (Dwarf_die::sibling_offset): New function.
1950 (Dwarf_info_reader::check_buffer): New function.
1951 (Dwarf_info_reader::parse): New function.
1952 (Dwarf_info_reader::do_parse): New function.
1953 (Dwarf_info_reader::do_read_string_table): New function.
1954 (Dwarf_info_reader::lookup_reloc): New function.
1955 (Dwarf_info_reader::get_string): New function.
1956 (Dwarf_info_reader::visit_compilation_unit): New function.
1957 (Dwarf_info_reader::visit_type_unit): New function.
1958 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
1959 Sized_elf_reloc_mapper.
1960 (Sized_dwarf_line_info::symbol_section): Remove function.
1961 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
1962 (Sized_dwarf_line_info::read_line_mappings): Remove object
1963 parameter, adjust callers.
1964 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
1965 * dwarf_reader.h: Include <sys/types.h>.
1966 (class Track_relocs): Remove forward declaration.
1967 (class Elf_reloc_mapper): New class.
1968 (class Sized_elf_reloc_mapper): New class.
1969 (class Dwarf_abbrev_table): New class.
1970 (class Dwarf_range_list): New class.
1971 (class Dwarf_ranges_table): New class.
1972 (class Dwarf_pubnames_table): New class.
1973 (class Dwarf_die): New class.
1974 (class Dwarf_info_reader): New class.
1975 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
1976 (Sized_dwarf_line_info::symbol_section): Remove member function.
1977 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
1979 * gdb-index.cc: New source file.
1980 * gdb-index.h: New source file.
1981 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
1982 and .debug_types sections, call Layout::add_to_gdb_index.
1983 (Sized_relobj_incr::do_section_name): Implement.
1984 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
1985 return type; Implement.
1986 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
1988 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
1989 parameter list and return type.
1990 (Sized_incr_dynobj::do_section_contents): Likewise.
1991 * layout.cc: Include gdb-index.h.
1992 (Layout::Layout): Initialize gdb_index_data_.
1993 (Layout::init_fixed_output_section): Check for .gdb_index section.
1994 (Layout::add_to_gdb_index): New function. Instantiate.
1995 * layout.h: Add forward declaration for class Gdb_index.
1996 (Layout::add_to_gdb_index): New member function.
1997 (Layout::gdb_index_data_): New data member.
1998 * main.cc: Include gdb-index.h.
1999 (main): Print statistics for gdb index.
2000 * object.cc (Object::section_contents): Move code into
2001 do_section_contents.
2002 (need_decompressed_section): Check for sections needed when building
2004 (build_compressed_section_map): Likewise.
2005 (Sized_relobj_file::do_read_symbols): Need local symbols when building
2007 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
2008 sections; call Layout::add_to_gdb_index.
2009 (Sized_relobj_file::do_decompressed_section_contents): Call
2010 do_section_contents directly.
2011 * object.h (Object::do_section_contents): Adjust parameter list and
2013 (Object::do_decompressed_section_contents): Call do_section_contents
2015 (Sized_relobj_file::do_section_contents): Adjust parameter list and
2017 * options.h (class General_options): Add --gdb-index option.
2018 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
2019 list and return type.
2020 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
2021 * reloc.h (Track_relocs::checkpoint): New function.
2022 (Track_relocs::reset): New function.
2024 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
2026 * testsuite/Makefile.in: Regenerate.
2027 * testsuite/gdb_index_test.cc: New test source file.
2028 * testsuite/gdb_index_test_1.sh: New test source file.
2029 * testsuite/gdb_index_test_2.sh: New test source file.
2031 2012-03-19 Doug Kwan <dougkwan@google.com>
2033 * arm.cc (Target_arm::do_define_standard_symbols): New method.
2034 (Target_arm::do_finalize_sections): Remove code which defines
2035 __exidx_start and __exidx_end. Make symbol table parameter
2036 anonymous as it is not used.
2037 * gold.cc (queue_middle_tasks): Call target hook to define any
2038 target-specific symbols.
2039 * target.h (Target::define_standard_symbols): New method.
2040 (Target::do_define_standard_symbols): Same.
2041 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
2042 * testsuite/Makefile.in: Regenerate.
2043 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
2045 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
2046 relocations are generated for __exidx_start and __exidx_end.
2048 2012-03-16 Doug Kwan <dougkwan@google.com>
2050 * testsuite/Makefile.am: Disable test initpri3b.
2051 * testsuite/Makefile.in: Regenerate.
2053 2012-03-15 Doug Kwan <dougkwan@google.com>
2055 * arm.cc (Target_arm::got_section): Make .got section read-only
2058 2012-03-15 Ian Lance Taylor <iant@google.com>
2061 * layout.cc (Layout::make_output_section): Correctly mark
2062 SHT_INIT_ARRAY, et. al., as relro.
2064 2012-03-14 Doug Kwan <dougkwan@google.com>
2066 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
2067 dynamic relocations for protected symbols in shared objects.
2069 2012-03-13 Ian Lance Taylor <iant@google.com>
2071 * resolve.cc (Symbol_table::resolve): When merging common symbols,
2072 keep the larger alignment.
2074 2012-03-12 Cary Coutant <ccoutant@google.com>
2076 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
2077 handling of DW_LNE_define_file.
2079 2012-03-12 Cary Coutant <ccoutant@google.com>
2081 * reduced_debug_output.cc
2082 (Output_reduced_debug_info_section::get_die_end): Add new FORM
2085 2012-02-29 Cary Coutant <ccoutant@google.com>
2087 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
2089 2012-02-29 Cary Coutant <ccoutant@google.com>
2091 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2092 Call Object::decompressed_section_contents.
2093 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
2095 (Sized_dwarf_line_info::buffer_start_): New data member.
2096 * merge.cc (Output_merge_data::do_add_input_section): Call
2097 Object::decompressed_section_contents.
2098 (Output_merge_string::do_add_input_section): Likewise.
2099 * object.cc (need_decompressed_section): New function.
2100 (build_compressed_section_map): Decompress sections needed later.
2101 (Sized_relobj_file::do_decompressed_section_contents): New function.
2102 (Sized_relobj_file::do_discard_decompressed_sections): New function.
2103 * object.h (Object::decompressed_section_contents): New function.
2104 (Object::discard_decompressed_sections): New function.
2105 (Object::do_decompressed_section_contents): New function.
2106 (Object::do_discard_decompressed_sections): New function.
2107 (Compressed_section_info): New type.
2108 (Compressed_section_map): Include decompressed section contents.
2109 (Sized_relobj_file::do_decompressed_section_contents): New function.
2110 (Sized_relobj_file::do_discard_decompressed_sections): New function.
2112 2012-02-16 Cary Coutant <ccoutant@google.com>
2114 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
2115 * testsuite/Makefile.in: Regenerate.
2117 2012-02-14 Cary Coutant <ccoutant@google.com>
2119 * options.cc (General_options::finalize): Disallow -pie and -static.
2121 2012-02-03 Doug Kwan <dougkwan@google.com>
2123 * arm.cc (Arm_relocate_functions::abs8,
2124 Arm_relocate_functions::abs16): Use
2125 Bits::has_signed_unsigned_overflow32.
2126 (Arm_relocate_functions::thm_abs8): Correct range of
2128 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
2131 2012-02-02 Doug Kwan <dougkwan@google.com>
2133 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
2134 position independent outputs, not just shared objects.
2136 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
2138 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
2139 * configure: Regenerated.
2141 2012-01-27 Ian Lance Taylor <iant@google.com>
2143 * reloc.h (Bits): New class with static functions, copied from
2144 namespace utils in arm.cc.
2145 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
2148 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2150 * incremental.cc (write_info_blocks): Correct relocation offset.
2152 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2154 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
2155 (Relocate::tls_gd_to_le): Likewise.
2157 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2159 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
2161 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2163 * configure.ac: Check if -mcmodel=medium works.
2164 * configure: Regenerated.
2166 2012-01-24 Cary Coutant <ccoutant@google.com>
2168 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
2170 (read_unsigned_LEB_128_x): ... this new function.
2171 (read_signed_LEB_128): Replaced with inline definition and ...
2172 (read_signed_LEB_128_x): ... this new function.
2173 * int_encoding.h (read_unsigned_LEB_128_x): New function.
2174 (read_unsigned_LEB_128): Add inline definition.
2175 (read_signed_LEB_128_x): New function.
2176 (read_signed_LEB_128): Add inline definition.
2177 * testsuite/Makefile.am (leb128_unittest): New unit test.
2178 * testsuite/Makefile.in: Regenerate.
2179 * testsuite/leb128_unittest.cc: New unit test.
2181 2012-01-23 Ian Lance Taylor <iant@google.com>
2184 * i386.cc (Target_i386::do_code_fill): When using a jmp
2185 instruction, pad with nop instructions.
2186 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
2188 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
2190 * x86_64.cc (gc_process_relocs): Add typename on types used in
2192 (scan_relocs): Likewise.
2193 (relocate_section): Likewise.
2194 (apply_relocation): Likewise.
2196 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
2198 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
2199 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
2202 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
2204 * x86_64.cc: Initial support for x32.
2206 2012-01-03 Cary Coutant <ccoutant@google.com>
2208 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
2209 Use abstract base class for GOT.
2210 * gold/output.h (class Output_data_got_base): New abstract base class.
2211 (class Output_data_got): Derive from new base class, adjust ctors.
2212 (Output_data_got::reserve_slot): Make virtual; rename to
2213 do_reserve_slot; Adjust callers.
2214 * gold/target.h (Sized_target::init_got_plt_for_update): Return
2215 pointer to abstract base class.
2216 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
2218 2011-12-18 Ian Lance Taylor <iant@google.com>
2220 * object.h (Relobj::local_symbol_value): New function.
2221 (Relobj::local_plt_offset): New function.
2222 (Relobj::local_has_got_offset): New function.
2223 (Relobj::local_got_offset): New function.
2224 (Relobj::set_local_got_offset): New function.
2225 (Relobj::do_local_symbol_value): New pure virtual function.
2226 (Relobj::do_local_plt_offset): Likewise.
2227 (Relobj::do_local_has_got_offset): Likewise.
2228 (Relobj::do_local_got_offset): Likewise.
2229 (Relobj::do_set_local_got_offset): Likewise.
2230 (Sized_relobj::do_local_has_got_offset): Rename from
2231 local_has_got_offset.
2232 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
2233 (Sized_relobj::do_set_local_got_offset): Rename from
2234 set_local_got_offset.
2235 (Sized_relobj_file::do_local_plt_offset): Rename from
2237 (Sized_relobj_file::do_local_symbol_value): New function.
2238 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
2240 * output.cc (Output_data_got::Got_entry::write): Change object to
2241 Relobj. Use local_symbol_value.
2242 (Output_data_got::add_global_with_rel): Change rel_dyn to
2243 Output_data_reloc_generic*. Use add_global_generic.
2244 (Output_data_got::add_global_with_rela): Remove. Change all
2245 callers to use add_global_with_rel.
2246 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
2247 Output_data_reloc_generic*. Use add_global_generic.
2248 (Output_data_got::add_global_pair_with_rela): Remove. Change all
2249 callers to use add_global_pair_with_rel.
2250 (Output_data_got::add_local): Change object to Relobj*.
2251 (Output_data_got::add_local_plt): Likewise.
2252 (Output_data_got::add_local_with_rel): Change object to Relobj*,
2253 change rel_dyn to Output_data_reloc_generic*. Use
2255 (Output_data_got::add_local_with_rela): Remove. Change all
2256 callers to use all_local_with_rel.
2257 (Output_data_got::add_local_pair_with_rel): Change object to
2258 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
2259 add_output_section_generic.
2260 (Output_data_got::add_local_pair_with_rela): Remove. Change all
2261 callers to use add_local_pair_with_rel.
2262 (Output_data_got::reserve_local): Change object to Relobj*.
2263 * output.h: (class Output_data_reloc_generic): Add pure virtual
2264 declarations for add_global_generic, add_local_generic,
2265 add_output_section_generic.
2266 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
2267 functions for Output_data_reloc_generic. Update declarations for
2268 changes listed in output.cc.
2269 (class Output_data_got): Change template parameter to got_size.
2270 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
2271 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
2273 (Sized_relobj_incr::do_local_plt_offset): New function.
2274 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
2277 2011-12-17 Cary Coutant <ccoutant@google.com>
2279 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
2280 * resolve.cc (Symbol_table::resolve): Likewise.
2281 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
2283 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
2285 2011-12-16 Ian Lance Taylor <iant@google.com>
2287 * output.h (Output_data_reloc_generic::add): Only call
2288 add_dynamic_reloc if this is a dynamic reloc section.
2290 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
2293 * target-reloc.h (apply_relocation): Replace <64, false> with
2296 2011-11-25 Nick Clifton <nickc@redhat.com>
2298 * po/it.po: New Italian translation.
2300 2011-11-17 Sterling Augustine <saugustine@google.com>
2302 * script.cc (script_include_directive): Implement.
2303 (read_script_file): New local variables name and search_path. Update
2304 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
2305 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
2306 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
2308 2011-11-11 Sterling Augustine <saugustine@google.com>
2310 * yyscript.y (section_cmd): Add support for INCLUDE directive.
2311 (file_or_sections_cmd): Likewise.
2313 2011-11-11 Doug Kwan <dougkwan@google.com>
2315 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
2316 if --just-symbols is given.
2318 2011-11-10 Doug Kwan <dougkwan@google.com>
2321 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
2322 when processing data relocs.
2323 * reloc.h (Relocate_functions::rel_unaligned): New method.
2324 (Relocate_functions::pcrel_unaligned): Ditto.
2325 (Relocate_functions::rel32_unaligned): Ditto.
2326 (Relocate_functions::pcrel32_unaligned): Ditto.
2328 2011-11-09 Doug Kwan <dougkwan@google.com>
2331 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
2332 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
2333 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
2334 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
2335 (Relocate_functions::rel_unaligned): New.
2336 (Relocate_functions::rel32_unaligned): New.
2337 * target-reloc.h (relocate_for_relocatable): Add code to handle
2338 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
2339 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
2340 arm_unaligned_reloc_r): New targets.
2341 * testsuite/Makefile.in: Regenerate.
2342 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
2345 2011-11-02 Ian Lance Taylor <iant@google.com>
2347 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
2349 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
2350 * options.cc (General_options::finalize): Use library search path
2351 from configure script if specified. If not native and no sysroot,
2352 only search TOOLLIBDIR.
2353 * options.h (Search_directory::Search_directory): Change name to
2355 (General_options::add_to_library_path_with_sysroot): Change arg to
2357 * configure, Makefile.in, config.in: Rebuild.
2359 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2361 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
2362 we are working around the ARM1176 Erratum.
2363 * options.h (General_options::fix_arm1176): Add option.
2364 * testsuite/Makefile.am: Add testcases, and keep current ones
2366 * testsuite/Makefile.in: Regenerate.
2367 * testsuite/arm_fix_1176.s: New file.
2368 * testsuite/arm_fix_1176.sh: Likewise.
2370 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2372 * arm.cc (Target_arm::Target_arm): Remove initialisation of
2374 (Target_arm::may_use_blx): Remove method.
2375 (Target_arm::set_may_use_blx): Likewise.
2376 (Target_arm::may_use_v4t_interworking): New method.
2377 (Target_arm::may_use_v5t_interworking): Likewise.
2378 (Target_arm::may_use_blx_): Remove member variable.
2379 (Arm_relocate_functions::arm_branch_common): Check for v5T
2381 (Arm_relocate_functions::thumb_branch_common): Likewise.
2382 (Reloc_stub::stub_type_for_reloc): Likewise.
2383 (Target_arm::do_finalize_sections): Correct interworking checks.
2384 * testsuite/Makefile.am: Add new tests.
2385 * testsuite/Makefile.in: Regenerate.
2386 * testsuite/arm_farcall_arm_arm.s: New test.
2387 * testsuite/arm_farcall_arm_arm.sh: Likewise.
2388 * testsuite/arm_farcall_arm_thumb.s: Likewise.
2389 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
2390 * testsuite/arm_farcall_thumb_arm.s: Likewise.
2391 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
2392 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
2393 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
2395 2011-10-31 Cary Coutant <ccoutant@google.com>
2398 * expression.cc (Expression::eval_with_dot): Add
2399 is_section_dot_assignment parameter.
2400 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
2401 absolute and assigning to dot within a section.
2402 * script-sections.cc
2403 (Output_section_element_assignment::set_section_addresses): Pass
2404 dot_section to set_if_absolute.
2405 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
2406 as is_section_dot_assignment flag to eval_with_dot.
2407 (Output_section_element_dot_assignment::set_section_addresses):
2409 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
2410 parameter. Also set value if relative to dot_section; set the
2411 symbol's output_section.
2412 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
2413 parameter. Adjust all callers.
2414 (Expression::eval_maybe_dot): Likewise.
2415 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
2417 * testsuite/script_test_2.t: Test assignment of an absolute value
2418 to dot within an output section element.
2420 2011-10-31 Cary Coutant <ccoutant@google.com>
2422 * options.h (class General_options): Add --[no-]gnu-unique options.
2423 * symtab.cc (Symbol_table::sized_write_globals): Convert
2424 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
2426 2011-10-31 Cary Coutant <ccoutant@google.com>
2429 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
2430 unnecessary assertion.
2431 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
2433 2011-10-31 Sriraman Tallam <tmsriram@google.com>
2435 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
2437 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
2439 Change to just keep the section associated with symbol.
2440 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
2441 they are externally visible and --export-dynamic is turned on.
2442 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
2444 2011-10-19 Ian Lance Taylor <iant@google.com>
2447 * script-sections.cc
2448 (Output_section_element_dot_assignment::needs_output_section): New
2451 2011-10-19 Ian Lance Taylor <iant@google.com>
2454 * layout.cc (Layout::segment_precedes): Don't assert failure if a
2455 --section-start option was seen.
2456 * options.h (General_options::any_section_start): New function.
2458 2011-10-18 David S. Miller <davem@davemloft.net>
2461 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
2462 member to track relocation locations that have moved during TLS
2463 reloc optimizations.
2464 (Target_sparc::Relocate::Relocate): Initialize to NULL.
2465 (Target_sparc::Relocate::relocate): Adjust view down by 4
2466 bytes if it matches reloc_adjust_addr_.
2467 (Target_sparc::Relocate::relocate_tls): Always move the
2468 __tls_get_addr call delay slot instruction forward 4 bytes when
2469 performing relaxation.
2471 2011-10-18 Cary Coutant <ccoutant@google.com>
2473 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
2474 (Output_file::map_no_anonymous): Check for non-zero
2475 return code from posix_fallocate.
2477 2011-10-17 Cary Coutant <ccoutant@google.com>
2480 * plugin.cc (is_visible_from_outside): Check for symbols
2481 referenced from dynamic objects.
2482 * resolve.cc (Symbol_table::resolve): Don't count references
2483 from dynamic objects as references from real ELF files.
2484 * testsuite/plugin_test_2.sh: Adjust expected result.
2486 2011-10-17 Cary Coutant <ccoutant@google.com>
2488 * gold.cc: Include timer.h.
2489 (queue_middle_tasks): Stamp time.
2490 (queue_final_tasks): Likewise.
2491 * main.cc (main): Store timer in parameters. Print timers
2493 * parameters.cc (Parameters::Parameters): Initialize timer_.
2494 (Parameters::set_timer): New function.
2495 (set_parameters_timer): New function.
2496 * parameters.h (Parameters::set_timer): New function.
2497 (Parameters::timer): New function.
2498 (Parameters::timer_): New data member.
2499 (set_parameters_timer): New function.
2500 * timer.cc (Timer::stamp): New function.
2501 (Timer::get_pass_time): New function.
2502 * timer.h (Timer::stamp): New function.
2503 (Timer::get_pass_time): New function.
2504 (Timer::pass_times_): New data member.
2506 2011-10-17 Cary Coutant <ccoutant@google.com>
2508 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
2509 task for members of lib groups.
2511 2011-10-17 Cary Coutant <ccoutant@google.com>
2514 * fileread.cc (File_read::find_view): Add assert.
2515 (File_read::make_view): Move bounds check (replace with assert)...
2516 (File_read::find_or_make_view): ... to here.
2518 2011-10-12 Cary Coutant <ccoutant@google.com>
2520 * output.cc (Output_file::open_base_file): Handle case where
2521 ::read returns less than requested size.
2523 2011-10-10 Cary Coutant <ccoutant@google.com>
2525 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
2526 Initialize defined_count_.
2527 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
2528 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
2529 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
2530 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
2531 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
2532 * incremental.h (Sized_relobj_incr::defined_count_): New data
2534 (Sized_incr_dynobj::defined_count_): New data member.
2535 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
2536 Return zeroes instead of internal error.
2538 2011-10-10 Cary Coutant <ccoutant@google.com>
2541 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
2542 (Output_reloc::symbol_value): Return PLT offset if flag is set.
2543 * output.h (class Output_reloc): Add use_plt_offset flag.
2544 (Output_reloc::type_): Adjust size of bit field.
2545 (Output_reloc::use_plt_offset_): New bit field.
2546 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
2547 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
2548 flag. Adjust all callers.
2549 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
2550 creating RELATIVE relocations.
2552 2011-10-10 Nick Clifton <nickc@redhat.com>
2554 * po/es.po: Updated Spanish translation.
2555 * po/fi.po: Updated Finnish translation.
2557 2011-10-03 Diego Novillo <dnovillo@google.com>
2559 * options.cc (parse_uint): Fix dereference of RETVAL.
2561 2011-09-29 Sriraman Tallam <tmsriram@google.com>
2563 * layout.h (section_order_map_): New member.
2564 (get_section_order_map): New member function.
2565 * output.cc (Output_section::add_input_section): Check for patterns
2566 only when --section-ordering-file is specified.
2567 * gold.cc (queue_middle_tasks): Delay updating order of sections till
2568 output_sections have been formed.
2569 * layout.cc (Layout_Layout): Initialize section_order_map_.
2570 * plugin.cc (update_section_order): Store order in order_map. Do not
2572 * testsuite/Makefile.am: Add test case for plugin_final_layout.
2573 * testsuite/Makefile.in: Regenerate.
2574 * testsuite/plugin_section_order.c: New file.
2575 * testsuite/plugin_final_layout.cc: New file.
2576 * testsuite/plugin_final_layout.sh: New file.
2578 2011-09-29 Cary Coutant <ccoutant@google.com>
2580 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
2582 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
2583 symbols during incremental update.
2584 (Symbol_table::add_from_dynobj): Likewise.
2586 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2587 Ian Lance Taylor <iant@google.com>
2589 * symtab.cc (Symbol_table::define_special_symbol): Always
2590 canonicalize version string.
2592 2011-09-26 Cary Coutant <ccoutant@google.com>
2594 * gold.cc (queue_initial_tasks): Move option checks ...
2595 * options.cc (General_options::finalize): ... to here. Disable
2596 some options; make others fatal.
2598 2011-09-26 Cary Coutant <ccoutant@google.com>
2601 * plugin.cc (get_symbols_v2): New function.
2602 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
2603 (is_referenced_from_outside): New function.
2604 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
2605 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
2606 (get_symbols): Pass version parameter.
2607 (get_symbols_v2): New function.
2608 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
2610 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
2611 (onload): Add LDPT_GET_SYMBOLS_V2.
2612 (all_symbols_read_hook): Use get_symbols_v2; check for
2613 LDPR_PREVAILING_DEF_IRONLY_EXP.
2614 * testsuite/plugin_test_3.sh: Update expected results.
2616 2011-09-23 Simon Baldwin <simonb@google.com>
2618 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
2619 configuration options.
2620 * configure: Regenerate.
2621 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
2622 * Makefile.in: Regenerate.
2623 * testsuite/Makefile.in: Regenerate.
2625 2011-09-19 Sriraman Tallam <tmsriram@google.com>
2627 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
2629 2011-09-19 Cary Coutant <ccoutant@google.com>
2631 * incremental.cc (can_incremental_update): Fix typo in comment.
2632 * incremental.h (can_incremental_update): Likewise.
2634 2011-09-18 Cary Coutant <ccoutant@google.com>
2636 * incremental.cc (can_incremental_update): New function.
2637 * incremental.h (can_incremental_update): New function.
2638 * layout.cc (Layout::init_fixed_output_section): Call it.
2639 (Layout::make_output_section): Don't allow patch space in .eh_frame.
2640 * object.cc (Sized_relobj_file::do_layout): Call
2641 can_incremental_update.
2643 2011-09-13 Cary Coutant <ccoutant@google.com>
2645 * configure.ac: Check for glibc support for gnu_indirect_function
2646 support with static linking, setting automake conditional
2648 * Makefile.in: Regenerate.
2649 * configure: Regenerate.
2651 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
2652 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
2654 * testsuite/Makefile.in: Regenerate.
2656 2011-09-13 Cary Coutant <ccoutant@google.com>
2658 * incremental.cc (Sized_relobj_incr::do_layout): Call
2659 report_comdat_group for kept comdat sections.
2660 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
2661 * testsuite/Makefile.in: Regenerate.
2662 * testsuite/incr_comdat_test_1.cc: New source file.
2663 * testsuite/incr_comdat_test_2_v1.cc: New source file.
2664 * testsuite/incr_comdat_test_2_v2.cc: New source file.
2665 * testsuite/incr_comdat_test_2_v3.cc: New source file.
2667 2011-09-13 Ian Lance Taylor <iant@google.com>
2669 * object.cc (Sized_relobj_file::do_layout): Remove unused local
2670 variable external_symbols_offset.
2672 2011-09-12 Ian Lance Taylor <iant@google.com>
2674 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
2675 triggered if object has no symbols.
2677 2011-09-09 David S. Miller <davem@davemloft.net>
2679 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
2680 (Output_fill_debug_line::do_write): Likewise.
2682 2011-08-29 Cary Coutant <ccoutant@google.com>
2684 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
2685 casts to match formatting specs.
2686 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
2688 2011-08-26 Cary Coutant <ccoutant@google.com>
2690 * layout.cc (Free_list::allocate): Provide guarantee of minimum
2691 remaining hole size when allocating.
2692 (Layout::make_output_section): Set fill methods for debug sections.
2693 * layout.h (Free_list::Free_list_node): Move from private to
2695 (Free_list::set_min_hole_size): New function.
2696 (Free_list::begin, Free_list::end): New functions.
2697 (Free_list::min_hole_): New data member.
2698 * output.cc: Include dwarf.h.
2699 (Output_fill_debug_info::do_minimum_hole_size): New function.
2700 (Output_fill_debug_info::do_write): New function.
2701 (Output_fill_debug_line::do_minimum_hole_size): New function.
2702 (Output_fill_debug_line::do_write): New function.
2703 (Output_section::Output_section): Initialize new data member.
2704 (Output_section::set_final_data_size): Ensure patch space is larger
2705 than minimum hole size.
2706 (Output_section::do_write): Fill holes in debug sections.
2707 * output.h (Output_fill): New class.
2708 (Output_fill_debug_info): New class.
2709 (Output_fill_debug_line): New class.
2710 (Output_section::set_free_space_fill): New function.
2711 (Output_section::free_space_fill_): New data member.
2712 * testsuite/Makefile.am (incremental_test_3): Add
2713 --incremental-patch option.
2714 (incremental_test_4): Likewise.
2715 (incremental_test_5): Likewise.
2716 (incremental_test_6): Likewise.
2717 (incremental_copy_test): Likewise.
2718 (incremental_common_test_1): Likewise.
2719 * testsuite/Makefile.in: Regenerate.
2721 2011-08-26 Nick Clifton <nickc@redhat.com>
2723 * po/es.po: Updated Spanish translation.
2725 2011-08-01 Cary Coutant <ccoutant@google.com>
2727 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
2728 * gold/testsuite/Makefile.in: Regenerate.
2729 * gold/testsuite/justsyms_exec.c: New source file.
2730 * gold/testsuite/justsyms_lib.c: New source file.
2732 2011-08-01 Cary Coutant <ccoutant@google.com>
2734 * layout.cc (Layout::set_segment_offsets): Don't realign text
2735 segment if -Ttext was specified.
2736 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
2738 * object.h (Sized_relobj_file::e_type): New function.
2739 (Sized_relobj_file::e_type_): New data member.
2740 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
2741 base address for ET_EXEC files.
2742 * target.cc (Target::do_make_elf_object_implementation): Allow
2743 ET_EXEC files with --just-symbols option.
2745 2011-07-28 Cary Coutant <ccoutant@google.com>
2747 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
2748 Add thread_number parameter.
2749 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
2750 * workqueue-threads.cc
2751 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
2752 current thread if its thread number is greater than desired thread
2754 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
2755 Add thread_number parameter.
2756 (Workqueue::should_cancel_thread): Likewise.
2757 (Workqueue::find_runnable_or_wait): Pass thread_number to
2758 should_cancel_thread.
2759 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
2762 2011-07-22 Sriraman Tallam <tmsriram@google.com>
2764 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
2765 only after checking if it cannot be forced local.
2766 * symtab.h (is_externally_visible): Check if the symbol is not forced
2769 2011-07-15 Ian Lance Taylor <iant@google.com>
2771 * options.h (class General_options): Add --print-output-format.
2772 Move -EL next to -EB, for better --help output.
2773 * target-select.cc: Include <cstdio>, "options.h", and
2775 (Target_selector::do_target_bfd_name): New function.
2776 (print_output_format): New function.
2777 * target-select.h (class Target_selector): Update declarations.
2778 (Target_selector::target_bfd_name): New function.
2779 (print_output_format): Declare.
2780 * main.cc: Include "target-select.h".
2781 (main): Handle --print-output-format.
2782 * gold.cc: Include "target-select.h".
2783 (queue_initial_tasks): Handle --print-output-format when there are
2785 * parameters.cc (parameters_force_valid_target): Give a better
2786 error message if -EB/-EL does not match target.
2787 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
2790 2011-07-15 Ian Lance Taylor <iant@google.com>
2792 * i386.cc (class Output_data_plt_i386): Add layout_ field.
2793 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
2794 (Output_data_plt_i386::do_write): Write address of .dynamic
2795 section to first entry in .got.plt section.
2796 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
2797 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2799 (Output_data_plt_x86_64::do_write): Write address of .dynamic
2800 section to first entry in .got.plt section.
2801 * layout.h (Layout::dynamic_section): New function.
2803 2011-07-13 Sriraman Tallam <tmsriram@google.com>
2805 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
2807 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
2808 input_section_position_, and input_section_glob_.
2809 (read_layout_from_file): Call function section_ordering_specified.
2810 * layout.h (is_section_ordering_specified): New function.
2811 (section_ordering_specified): New function.
2812 (section_ordering_specified_): New boolean member.
2813 * main.cc(main): Call load_plugins after layout object is defined.
2814 * output.cc (Output_section::add_input_section): Use
2815 function section_ordering_specified to check if section ordering is
2817 * output.cc (Output_section::add_relaxed_input_section): Use
2818 function section_ordering_specified to check if section ordering is
2820 (Output_section::update_section_layout): New function.
2821 (Output_section::sort_attached_input_sections): Check if input section
2823 * output.h (Output_section::update_section_layout): New function.
2824 * plugin.cc (get_section_count): New function.
2825 (get_section_type): New function.
2826 (get_section_name): New function.
2827 (get_section_contents): New function.
2828 (update_section_order): New function.
2829 (allow_section_ordering): New function.
2830 (Plugin::load): Add the new interfaces to the transfer vector.
2831 (Plugin_manager::load_plugins): New parameter.
2832 (Plugin_manager::all_symbols_read): New parameter.
2833 (Plugin_manager::claim_file): New parameter. Save the elf object for
2835 (Plugin_manager::get_elf_object): New function.
2836 (Plugin_manager::get_view): Change to directly use the bool to check
2837 if get_view is called from claim_file_hook.
2838 * plugin.h (input_objects): New function
2839 (Plugin__manager::load_plugins): New parameter.
2840 (Plugin_manager::claim_file): New parameter.
2841 (Plugin_manager::get_elf_object): New function.
2842 (Plugin_manager::in_claim_file_handler): New function.
2843 (Plugin_manager::in_claim_file_handler_): New member.
2844 (layout): New function.
2845 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
2846 handler with an extra parameter. Make the elf object before calling
2848 * testsuite/plugin_test.c (get_section_count): New function pointer.
2849 (get_section_type): New function pointer.
2850 (get_section_name): New function pointer.
2851 (get_section_contents): New function pointer.
2852 (update_section_order): New function pointer.
2853 (allow_section_ordering): New function pointer.
2854 (onload): Check if the new interfaces exist.
2856 2011-07-13 Ian Lance Taylor <iant@google.com>
2858 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
2860 * x86_64.cc (Target_x86_64::got_section): Likewise.
2861 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
2862 (relro_now_test_SOURCES): New variable.
2863 (relro_now_test_DEPENDENCIES): New variable.
2864 (relro_now_test_LDFLAGS): New variable.
2865 (relro_now_test_LDADD): New variable.
2866 (relro_now_test.so): New target.
2867 * testsuite/Makefile.in: Rebuild.
2869 2011-07-12 Ian Lance Taylor <iant@google.com>
2872 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
2873 GLOB_DAT relocation rather than a RELATIVE relocation for a
2874 protected symbol when creating a shared library.
2875 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2876 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
2877 * testsuite/protected_main_1.cc (main): Test that protected
2878 function has same address.
2880 2011-07-11 Ian Lance Taylor <iant@google.com>
2883 * options.h (class General_options): Add -Bgroup.
2884 * options.cc (General_options::finalize): If -Bgroup is set,
2885 default to --unresolved-symbols=report-all.
2886 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
2887 * target-reloc.h (issue_undefined_symbol_error): Handle
2888 --unresolved-symbols=report-all.
2890 2011-07-08 Ian Lance Taylor <iant@google.com>
2893 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
2894 if linker script discards key sections.
2895 (Layout::create_dynamic_symtab): Likewise.
2896 (Layout::assign_local_dynsym_offsets): Likewise.
2897 (Layout::sized_create_version_sections): Likewise.
2898 (Layout::create_interp): Likewise.
2899 (Layout::finish_dynamic_section): Likewise.
2900 (Layout::set_dynamic_symbol_size): Likewise.
2902 2011-07-08 Ian Lance Taylor <iant@google.com>
2905 * options.h (class General_options): Add --unresolved-symbols.
2906 * target-reloc.h (issue_undefined_symbol_error): Check
2907 --unresolved-symbols. Add comments.
2909 2011-07-08 Ian Lance Taylor <iant@google.com>
2911 * testsuite/odr_violation2.cc (Ordering::operator()): Make
2912 expression more complex.
2914 2011-07-08 Ian Lance Taylor <iant@google.com>
2917 * target-reloc.h (issue_undefined_symbol_error): New inline
2918 function, broken out of relocate_section.
2919 (relocate_section): Call issue_undefined_symbol_error.
2920 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2921 there is no TLS segment if we are about to issue an undefined
2923 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2925 2011-07-08 Ian Lance Taylor <iant@google.com>
2928 * resolve.cc (Symbol_table::should_override): Add fromtype
2929 parameter. Change all callers. Give error when linking together
2930 TLS and non-TLS symbol.
2931 (Symbol_table::should_override_with_special): Add fromtype
2932 parameter. Change all callers.
2933 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2934 there is no TLS segment if we have reported some errors.
2935 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2937 2011-07-08 Ian Lance Taylor <iant@google.com>
2940 * target.h (Target::plt_address_for_global): New function.
2941 (Target::plt_address_for_local): New function.
2942 (Target::plt_section_for_global): Remove.
2943 (Target::plt_section_for_local): Remove.
2944 (Target::do_plt_address_for_global): New virtual function.
2945 (Target::do_plt_address_for_local): New virtual function.
2946 (Target::do_plt_section_for_global): Remove.
2947 (Target::do_plt_section_for_local): Remove.
2948 (Target::register_global_plt_entry): Add Symbol_table and Layout
2950 * output.cc (Output_data_got::Got_entry::write): Use
2951 plt_address_for_global and plt_address_for_local.
2952 * layout.cc (Layout::add_target_dynamic_tags): Use size and
2953 address of output section.
2954 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
2955 got_irelative_, and irelative_count_ fields. Update
2957 (Output_data_plt_i386::has_irelative_section): New function.
2958 (Output_data_plt_i386::entry_count): Add irelative_count_.
2959 (Output_data_plt_i386::set_final_data_size): Likewise.
2960 (class Target_i386): Add got_irelative_ and rel_irelative_
2961 fields. Update declarations.
2962 (Target_i386::Target_i386): Initialize new fields.
2963 (Target_i386::do_plt_address_for_global): New function replacing
2964 do_plt_section_for_global.
2965 (Target_i386::do_plt_address_for_local): New function replacing
2966 do_plt_section_for_local.
2967 (Target_i386::got_section): Create got_irelative_.
2968 (Target_i386::rel_irelative_section): New function.
2969 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
2970 fields. Don't define __rel_iplt_{start,end}.
2971 (Output_data_plt_i386::add_entry): Add symtab and layout
2972 parameters. Change all callers. Use different PLT and GOT for
2974 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
2975 layout parameters. Change all callers. Use different PLT and
2977 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
2978 (Output_data_plt_i386::rel_irelative): New function.
2979 (Output_data_plt_i386::address_for_global): New function.
2980 (Output_data_plt_i386::address_for_local): New function.
2981 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
2982 IRELATIVE GOT when changing IFUNC GOT entries.
2983 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
2985 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
2986 if we didn't create an IRELATIVE GOT.
2987 (Target_i386::Relocate::relocate): Use plt_address_for_global and
2988 plt_address_for_local.
2989 (Target_i386::do_dynsym_value): Use plt_address_for_global.
2990 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
2991 got_irelative_, and irelative_count_ fields. Update
2993 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2994 Initialize new fields. Remove symtab parameter. Change all
2996 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
2998 (Output_data_plt_x86_64::has_irelative_section): New function.
2999 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
3000 (class Target_x86_64): Add got_irelative_ and rel_irelative_
3001 fields. Update declarations.
3002 (Target_x86_64::Target_x86_64): Initialize new fields.
3003 (Target_x86_64::do_plt_address_for_global): New function replacing
3004 do_plt_section_for_global.
3005 (Target_x86_64::do_plt_address_for_local): New function replacing
3006 do_plt_section_for_local.
3007 (Target_x86_64::got_section): Create got_irelative_.
3008 (Target_x86_64::rela_irelative_section): New function.
3009 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
3010 all callers. Don't create __rel_iplt_{start,end}.
3011 (Output_data_plt_x86_64::add_entry): Add symtab and layout
3012 parameters. Change all callers. Use different PLT and GOT for
3014 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
3015 layout parameters. Change all callers. Use different PLT and
3017 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
3018 parameters. Change all callers. Use different PLT and GOT for
3020 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
3021 (Output_data_plt_x86_64::rela_irelative): New function.
3022 (Output_data_plt_x86_64::address_for_global): New function.
3023 (Output_data_plt_x86_64::address_for_local): New function.
3024 (Output_data_plt_x86_64::set_final_data_size): Likewise.
3025 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
3026 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
3027 (Target_x86_64::register_global_plt_entry): Add symtab and layout
3029 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
3031 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
3032 symbols if we didn't create an IRELATIVE GOT.
3033 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
3034 plt_address_for_local.
3035 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
3036 * testsuite/ifuncvar1.c: New test file.
3037 * testsuite/ifuncvar2.c: New test file.
3038 * testsuite/ifuncvar3.c: New test file.
3039 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
3040 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
3041 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
3042 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
3043 * testsuite/Makefile.in: Rebuild.
3045 2011-07-07 Cary Coutant <ccoutant@google.com>
3047 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
3048 (two_file_test_1_ndebug.o): Likewise.
3049 (two_file_test_1b_ndebug.o): Likewise.
3050 (two_file_test_2_ndebug.o): Likewise.
3051 (two_file_test_main_ndebug.o): Likewise.
3052 (incremental_test_2): Link with no-debug versions.
3054 2011-07-06 Cary Coutant <ccoutant@google.com>
3056 * gold/incremental.cc
3057 (Output_section_incremental_inputs::write_info_blocks): Check for
3058 hidden and internal symbols.
3060 2011-07-06 Cary Coutant <ccoutant@google.com>
3062 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
3063 Check disposition for startup file.
3064 (Incremental_inputs::report_command_line): Ignore
3065 --incremental-startup-unchanged option.
3066 * options.cc (General_options::parse_incremental_startup_unchanged):
3068 (General_options::General_options): Initialize new data member.
3069 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
3070 (General_options): Add --incremental-startup-unchanged option.
3071 (General_options::incremental_startup_disposition): New function.
3072 (General_options::incremental_startup_disposition_): New data member.
3074 2011-07-06 Cary Coutant <ccoutant@google.com>
3076 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
3077 input file index to Script_info ctor.
3078 (Sized_incremental_binary::do_file_has_changed): Find the
3079 command-line argument for files named in scripts.
3080 * incremental.h (Script_info::Script_info): New ctor
3081 with input file index.
3082 (Script_info::input_file_index): New function.
3083 (Script_info::input_file_index_): New data member.
3084 (Incremental_binary::get_library): Add const.
3085 (Incremental_binary::get_script_info): Add const.
3086 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
3087 * testsuite/Makefile.am (incremental_test_5): New test case.
3088 (incremental_test_6): New test case.
3089 * testsuite/Makefile.in: Regenerate.
3091 2011-07-06 Cary Coutant <ccoutant@google.com>
3093 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
3094 debug output when command lines differ.
3096 2011-07-06 Cary Coutant <ccoutant@google.com>
3098 * incremental.cc (Incremental_inputs::report_command_line): Ignore
3099 --incremental-patch option.
3100 * layout.cc (Free_list::allocate): Extend allocation beyond original
3102 (Layout::make_output_section): Mark sections that should get
3104 * options.cc (parse_percent): New function.
3105 * options.h (parse_percent): New function.
3106 (DEFINE_percent): New macro.
3107 (General_options): Add --incremental-patch option.
3108 * output.cc (Output_section::Output_section): Initialize new data
3110 (Output_section::add_input_section): Print section name when out
3112 (Output_section::add_output_section_data): Likewise.
3113 (Output_section::set_final_data_size): Add patch space when
3114 doing --incremental-full.
3115 (Output_section::do_reset_address_and_file_offset): Remove patch
3117 (Output_segment::set_section_list_addresses): Print debug output
3118 only if --incremental-update.
3119 * output.h (Output_section::set_is_patch_space_allowed): New function.
3120 (Output_section::is_patch_space_allowed_): New data member.
3121 (Output_section::patch_space_): New data member.
3122 * parameters.cc (Parameters::incremental_full): New function.
3123 * parameters.h (Parameters::incremental_full): New function
3124 * testsuite/Makefile.am (incremental_test_2): Add test for
3125 --incremental-patch option.
3126 * testsuite/Makefile.in: Regenerate.
3127 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
3128 (t18): Remove function body.
3130 2011-07-05 Doug Kwan <dougkwan@google.com>
3133 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
3134 Arm_Address type for relocation result.
3135 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
3137 (Arm_relocate_functions::abs32): Use unaligned access.
3138 (Arm_relocate_functions::rel32): Ditto.
3139 (Arm_relocate_functions::prel31): Ditto.
3140 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
3141 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
3142 static data relocations.
3143 * testsuite/Makefile.in: Regnerate.
3144 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
3146 2011-07-05 Ian Lance Taylor <iant@google.com>
3149 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
3150 symbols if necessary.
3151 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3153 2011-07-05 Ian Lance Taylor <iant@google.com>
3156 * resolve.cc (Symbol::override_base_with_special): Simply override
3157 version with special symbol version, ignoring previous version.
3159 2011-07-05 Ian Lance Taylor <iant@google.com>
3161 * object.cc (Sized_relobj_file::include_section_group): Add
3162 information to comment about signature location.
3164 2011-07-02 Ian Lance Taylor <iant@google.com>
3167 * options.h (class General_options): Add -f and -F.
3168 * options.cc (General_options::finalize): Fatal error if -f/-F
3169 are used without -shared.
3170 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
3172 2011-07-02 Ian Lance Taylor <iant@google.com>
3174 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
3176 2011-07-01 Ian Lance Taylor <iant@google.com>
3180 * resolve.cc (Symbol::override_base_with_special): Don't override
3181 the version if the overriding symbol has a different name.
3182 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
3183 all callers. If we give an error about an undefined version,
3184 define the base version if necessary.
3185 * dynobj.h (class Versions): Update declaration.
3186 * testsuite/weak_alias_test_5.cc: New file.
3187 * testsuite/weak_alias_test.script: New file.
3188 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
3189 and versioned_alias have the right value, and call t2.
3190 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
3191 weak_alias_test_5.so.
3192 (weak_alias_test_LDADD): Likewise.
3193 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
3194 * testsuite/Makefile.in: Rebuild.
3196 2011-07-01 Ian Lance Taylor <iant@google.com>
3199 * options.h (class General_options): Support -z notext.
3200 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
3202 (two_file_shared_nonpic.so): Likewise.
3203 (two_file_shared_mixed.so): Likewise.
3204 (two_file_shared_mixed_1.so): Likewise.
3205 (weak_undef_lib_nonpic.so): Likewise.
3206 (alt/weak_undef_lib_nonpic.so): Likewise.
3207 (tls_test_shared_nonpic.so): Likewise.
3208 * testsuite/Makefile.in: Rebuild.
3210 2011-07-01 Ian Lance Taylor <iant@google.com>
3213 * configure.ac: Test whether static linking works, setting
3214 the automake conditional HAVE_STATIC.
3215 * testsuite/Makefile.am: Disable tests using -static if
3216 HAVE_STATIC is not true.
3217 * configure, testsuite/Makefile.in: Rebuild.
3219 2011-07-01 Ian Lance Taylor <iant@google.com>
3222 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
3223 Assert if we see DW_EH_PE_indirect.
3224 * target.h (Target::ehframe_datarel_base): New function.
3225 (Target::do_ehframe_datarel_base): New target function.
3226 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
3227 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
3230 2011-07-01 Ian Lance Taylor <iant@google.com>
3233 * options.h (class General_options): Add
3234 --ld-generated-unwind-info.
3235 * ehframe.cc (Fde::write): Add address parameter. Change all
3236 callers. If associated with PLT, fill in address and size.
3237 (Cie::set_output_offset): Only add merge mapping if there is an
3239 (Cie::write): Add address parameter. Change all callers.
3240 (Eh_frame::add_ehframe_for_plt): New function.
3241 * ehframe.h (class Fde): Update declarations. Move shndx_ and
3242 input_offset_ fields into union u_, with new plt field.
3243 (Fde::Fde): Adjust for new union field.
3244 (Fde::Fde) [Output_data version]: New constructor.
3245 (Fde::add_mapping): Only add merge mapping if there is an object.
3246 (class Cie): Update declarations.
3247 (class Eh_frame): Declare add_ehframe_for_plt.
3248 * layout.cc (Layout::layout_eh_frame): Break out code into
3249 make_eh_frame_section, and call it.
3250 (Layout::make_eh_frame_section): New function.
3251 (Layout::add_eh_frame_for_plt): New function.
3252 * layout.h (class Layout): Update declarations.
3253 * merge.cc (Merge_map::add_mapping): Add assertion.
3254 * i386.cc: Include "dwarf.h".
3255 (class Output_data_plt_i386): Make first_plt_entry,
3256 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
3257 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
3258 and plt_eh_frame_fde.
3259 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
3260 boundary. Call add_eh_frame_for_plt if appropriate.
3261 * x86_64.cc: Include "dwarf.h".
3262 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
3263 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
3264 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
3265 and plt_eh_frame_fde.
3266 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
3269 2011-06-29 Ian Lance Taylor <iant@google.com>
3272 * object.cc (Sized_relobj_file::layout_section): Change shdr
3273 parameter to be const.
3274 (Sized_relobj_file::layout_eh_frame_section): New function, broken
3276 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
3277 appropriate. Call layout_eh_frame_section.
3278 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
3280 * object.h (class Sized_relobj_file): Update declarations.
3282 2011-06-29 Ian Lance Taylor <iant@google.com>
3285 * script.cc (Token::integer_value): Accept trailing M/m/K/k
3287 (Lex::gather_token): Accept trailing M/m/K/k for integers.
3289 2011-06-29 Ian Lance Taylor <iant@google.com>
3292 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
3294 * layout.cc (Layout::layout_eh_frame): Likewise.
3296 2011-06-29 Ian Lance Taylor <iant@google.com>
3299 * layout.cc (Layout::symtab_section_shndx): New function.
3300 * layout.h (class Layout): Declare symtab_section_shndx.
3301 * output.cc (Output_section::write_header): Call it.
3303 2011-06-29 Ian Lance Taylor <iant@google.com>
3306 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
3307 symbols which are not used in a relocation.
3309 2011-06-28 Ian Lance Taylor <iant@google.com>
3312 * layout.cc (Layout::segment_precedes): Don't crash if a linker
3313 script create indistinguishable segments.
3314 (Layout::set_segment_offsets): Use stable_sort when sorting
3315 segments. Pass this to Compare_segments constructor.
3316 * layout.h (class Layout): Make segment_precedes non-static.
3317 (class Compare_segments): Change from struct to class. Add
3318 layout_ field. Add constructor.
3319 * script-sections.cc
3320 (Script_sections::attach_sections_using_phdrs_clause): Rename
3321 local orphan to is_orphan. Don't report failure to put empty
3322 section in segment. On attachment failure, report name of
3323 section, and attach to first PT_LOAD segment.
3325 2011-06-28 Ian Lance Taylor <iant@google.com>
3328 * target-select.cc (Target_selector::Target_selector): Add
3329 emulation parameter. Change all callers.
3330 (select_target_by_bfd_name): Rename from select_target_by_name.
3332 (select_target_by_emulation): New function.
3333 (supported_emulation_names): New function.
3334 * target-select.h (class Target_selector): Add emulation_ field.
3335 Update declarations.
3336 (Target_selector::recognize_by_bfd_name): Rename from
3337 recognize_by_name. Change all callers.
3338 (Target_selector::supported_bfd_names): Rename from
3339 supported_names. Change all callers.
3340 (Target_selector::recognize_by_emulation): New function.
3341 (Target_selector::supported_emulations): New function.
3342 (Target_selector::emulation): New function.
3343 (Target_selector::do_recognize_by_bfd_name): Rename from
3344 do_recognize_by_name. Change all callers.
3345 (Target_selector::do_supported_bfd_names): Rename from
3346 do_supported_names. Change all callers.
3347 (Target_selector::do_recognize_by_emulation): New function.
3348 (Target_selector::do_supported_emulations): New function.
3349 (select_target_by_bfd_name): Change name in declaration.
3350 (select_target_by_emulation): Declare.
3351 (supported_emulation_names): Declare.
3352 * parameters.cc (parameters_force_valid_target): Try to find
3353 target based on emulation from -m option.
3354 * options.h (class General_options): Change doc string for -m.
3355 * options.cc (help): Print emulations.
3356 (General_options::parse_V): Likewise.
3357 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
3358 Add emulation parameter. Change all callers.
3360 2011-06-28 Ian Lance Taylor <iant@google.com>
3362 * target.h (class Target): Add osabi_ field.
3363 (Target::osabi): New function.
3364 (Target::set_osabi): New function.
3365 (Target::Target): Initialize osabi_.
3366 (Target::do_adjust_elf_header): Make pure virtual.
3367 (Sized_target::do_adjust_elf_header): Declare.
3368 * target.cc (Sized_target::do_adjust_elf_header): New function.
3369 (class Sized_target): Instantiate all versions.
3370 * freebsd.h (class Target_freebsd): Remove.
3371 (Target_selector_freebsd::do_recognize): Call set_osabi on
3373 (Target_selector_freebsd::do_recognize_by_name): Likewise.
3374 (Target_selector_freebsd::set_osabi): Remove.
3375 * i386.cc (class Target_i386): Inherit from Sized_target rather
3376 than Target_freebsd.
3377 * x86_64.cc (class Target_x86_64): Likewise.
3379 2011-06-28 Ian Lance Taylor <iant@google.com>
3381 * target.h (Target::can_check_for_function_pointers): Rewrite.
3383 (Target::can_icf_inline_merge_sections): Likewise.
3384 (Target::section_may_have_icf_unsafe_poineters): Likewise.
3385 (Target::Target_info): Add can_icf_inline_merge_sections field.
3386 (Target::do_can_check_for_function_pointers): New virtual
3388 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
3389 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
3390 from can_check_for_function_pointers, move in file.
3391 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
3392 section_may_have_icf_unsafe_poineters, move in file.
3393 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
3394 * i386.cc (Target_i386::do_can_check_for_function_pointers):
3395 Rename from can_check_for_function_pointers, move in file.
3396 (Target_i386::can_icf_inline_merge_sections): Remove.
3397 (Target_i386::i386_info): Initialize
3398 can_icf_inline_merge_sections.
3399 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3400 Initialize can_icf_inline_merge_sections.
3401 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
3402 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
3403 Rename from can_check_for_function_pointers, move in file.
3404 (Target_x86_64::can_icf_inline_merge_sections): Remove.
3405 (Target_x86_64::x86_64_info): Initialize
3406 can_icf_inline_merge_sections.
3407 * testsuite/testfile.cc (Target_test::test_target_info):
3409 * icf.cc (get_section_contents): Correct formatting.
3411 2011-06-27 Ian Lance Taylor <iant@google.com>
3413 * symtab.cc (Symbol::versioned_name): New function.
3414 (Symbol_table::add_to_final_symtab): Use versioned_name when
3416 (Symbol_table::sized_write_symbol): Likewise.
3417 * symtab.h (class Symbol): Declare versioned_name.
3418 * stringpool.h (class Stringpool_template): Add variant of add
3419 which takes a std::basic_string.
3420 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
3421 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
3422 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
3423 (ver_test_12.o): New target.
3424 * testsuite/Makefile.in: Rebuild.
3426 2011-06-27 Doug Kwan <dougkwan@google.com>
3428 * arm.cc (Arm_relocate_functions::thm_jump8,
3429 Arm_relocate_functions::thm_jump11): Use a wider signed
3430 type to compute offset.
3431 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
3433 * testsuite/Makefile.in: Regenerate.
3434 * testsuite/arm_branch_in_range.sh: Check test results of
3435 arm_thm_jump11 and arm_thm_jump8.
3436 * testsuite/arm_thm_jump11.s: New test source file.
3437 * testsuite/arm_thm_jump11.t: New linker script.
3438 * testsuite/arm_thm_jump8.s: New test source file.
3439 * testsuite/arm_thm_jump8.t: New linker script.
3441 2011-06-24 Ian Lance Taylor <iant@google.com>
3443 * layout.cc: Include "object.h".
3444 (ctors_sections_in_init_array): New static variable.
3445 (Layout::is_ctors_in_init_array): New function.
3446 (Layout::layout): Add entry to ctors_sections_in_init_array if
3448 * layout.h (class Layout): Declare is_ctors_in_init_array.
3449 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
3450 is_ctors_reverse_view is set.
3451 (Sized_relobj_file::write_sections): Add layout parameter. Change
3452 all callers. Set is_ctors_reverse_view field of View_size.
3453 (Sized_relobj_file::reverse_words): New function.
3454 * object.h (Sized_relobj_file::View_size): Add
3455 is_ctors_reverse_view field.
3456 (class Sized_relobj_file): Update declarations.
3457 * testsuite/initpri3.c: New test.
3458 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
3460 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
3461 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
3462 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
3463 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
3464 * testsuite/Makefile.in: Rebuild.
3466 2011-06-24 Cary Coutant <ccoutant@google.com>
3468 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
3469 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
3470 (debug_msg_cdebug.err): New targets.
3471 * testsuite/Makefile.in: Regenerate.
3472 * testsuite/debug_msg.sh: Check output of link with compressed debug.
3473 Fix checks for link with shared library.
3475 2011-06-24 Doug Kwan <dougkwan@google.com>
3477 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
3478 skip empty text sections.
3479 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
3481 2011-06-22 Ian Lance Taylor <iant@google.com>
3484 * options.h (class General_options): Add --ctors-in-init-array.
3485 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
3486 friends as SHT_PROGBITS for merging sections.
3487 (Layout::layout): Remove special handling of .init_array and
3488 friends. Don't sort if doing relocatable link. Sort for .ctors
3489 and .dtors if ctors_in_init_array.
3490 (Layout::make_output_section): Force correct section types for
3491 .init_array and friends. Don't sort if doing relocatable link,
3492 Don't sort .ctors and .dtors if ctors_in_init_array.
3493 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
3494 (Layout::output_section_name): Add relobj parameter. Change all
3495 callers. Handle .ctors. and .dtors. in code rather than table.
3496 Handle .ctors and .dtors if ctors_in_init_array.
3497 (Layout::match_file_name): New function, moved from output.cc.
3498 * layout.h (class Layout): Update declarations.
3499 * output.cc: Include "layout.h".
3500 (Input_section_sort_entry::get_priority): New function.
3501 (Input_section_sort_entry::match_file_name): Just call
3502 Layout::match_file_name.
3503 (Output_section::Input_section_sort_init_fini_compare::operator()):
3504 Handle .ctors and .dtors. Sort by explicit priority rather than
3506 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
3507 * testsuite/initpri2.c: New test.
3508 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
3509 (check_PROGRAMS): Add initpri2.
3510 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
3511 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
3512 * configure, testsuite/Makefile.in: Rebuild.
3514 2011-06-19 Ian Lance Taylor <iant@google.com>
3517 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
3518 .interp section to a PT_INTERP segment even if we have seen a
3519 --dynamic-linker option. Don't do it if we have seen a PHDRS
3520 clause in a linker script.
3521 (Layout::finalize): Don't create a .interp section if we've
3522 already create a PT_INTERP segment.
3523 (Layout::create_interp): Always call choose_output_section (revert
3524 patch of 2011-06-17). Don't create PT_INTERP segment.
3525 * script-sections.cc
3526 (Script_sections::create_note_and_tls_segments): Add a .interp
3527 section to a PT_INTERP segment even if we have seen a
3528 --dynamic-linker option.
3530 2011-06-18 Ian Lance Taylor <iant@google.com>
3532 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
3533 merely because a non-PT_LOAD segment has a dynamic reloc.
3535 2011-06-18 Ian Lance Taylor <iant@google.com>
3537 * layout.cc (Layout::finish_dynamic_section): Don't create
3538 DT_FLAGS entry if not needed.
3540 2011-06-18 Ian Lance Taylor <iant@google.com>
3543 * layout.cc (Layout::layout_eh_frame): Correct handling of
3544 writable .eh_frame section.
3546 2011-06-17 Ian Lance Taylor <iant@google.com>
3549 * resolve.cc (Symbol_table::resolve): Don't give an error if a
3550 symbol is redefined with the exact same object and value.
3552 2011-06-17 Ian Lance Taylor <iant@google.com>
3555 * layout.h (class Layout): Add interp_segment_ field.
3556 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
3557 (Layout::attach_allocated_section_to_segment): If making shared
3558 library, put .interp section in PT_INTERP segment.
3559 (Layout::finalize): Also call create_interp if -dynamic-linker
3561 (Layout::create_interp): Assert that there is no PT_INTERP
3562 segment. If not using a SECTIONS clause, use make_output_section.
3563 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
3564 * script-sections.cc
3565 (Script_sections::create_note_and_tls_segments): If making shared
3566 library, put .interp section in PT_INTERP segment.
3568 2011-06-17 Ian Lance Taylor <iant@google.com>
3570 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
3571 when making a shared library.
3573 2011-06-17 Ian Lance Taylor <iant@google.com>
3575 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
3576 parameter. Change all callers. Don't issue warning about PC32
3577 against locally defined symbol.
3579 2011-06-16 Ian Lance Taylor <iant@google.com>
3581 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
3582 occurs in same object.
3584 2011-06-14 Alan Modra <amodra@gmail.com>
3586 * po/POTFILES.in: Regenerate.
3588 2011-06-09 Ian Lance Taylor <iant@google.com>
3590 * script-sections.cc
3591 (Orphan_output_section::set_section_addresses): For a relocatable
3592 link set address to 0.
3594 2011-06-09 Cary Coutant <ccoutant@google.com>
3597 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
3598 used with --compress-debug-sections.
3599 * gold/object.cc (Sized_relobj_file::do_layout): Report
3600 uncompressed size of compressed input sections.
3602 2011-06-08 Cary Coutant <ccoutant@google.com>
3605 * testsuite/two_file_test_2_v1.cc: Change initialization of
3606 v2 to keep it in .data.
3608 2011-06-07 Cary Coutant <ccoutant@google.com>
3610 * common.cc (Symbol_table::do_allocate_commons_list): Call
3612 * errors.cc (Errors::fatal): Adjust call to gold_exit.
3613 (Errors::fallback): New function.
3614 (gold_fallback): New function.
3615 * errors.h (Errors::fallback): New function.
3616 * gold.cc (gold_exit): Change status parameter to enum; adjust
3618 (queue_initial_tasks): Call gold_fallback.
3619 * gold.h: Include cstdlib.
3620 (Exit_status): New enum type.
3621 (gold_exit): Change status parameter to enum.
3622 (gold_fallback): New function.
3623 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
3624 (Layout::create_symtab_sections): Likewise.
3625 (Layout::create_shdrs): Likewise.
3626 * main.cc (main): Adjust call to gold_exit.
3627 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
3628 (Output_data_got::add_got_entry_pair): Likewise.
3629 (Output_section::add_input_section): Likewise.
3630 (Output_section::add_output_section_data): Likewise.
3631 (Output_segment::set_section_list_addresses): Likewise.
3632 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
3634 2011-06-07 Cary Coutant <ccoutant@google.com>
3636 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
3637 for incremental links.
3638 * output.cc (Output_segment::set_section_list_addresses): Remove
3639 FIXME and test for TLS or BSS.
3641 2011-06-07 Cary Coutant <ccoutant@google.com>
3643 * testsuite/Makefile.am: Add incremental_copy_test,
3644 incremental_common_test_1.
3645 * testsuite/Makefile.in: Regenerate.
3646 * testsuite/common_test_1_v1.c: New source file.
3647 * testsuite/common_test_1_v2.c: New source file.
3648 * testsuite/copy_test_v1.cc: New source file.
3650 2011-06-07 Cary Coutant <ccoutant@google.com>
3652 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
3653 update, allocate common from bss section's free list.
3654 * incremental-dump.cc (dump_incremental_inputs): Print flag for
3655 linker-defined symbols.
3656 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
3657 Skip GOT and PLT entries that are no longer referenced.
3658 (Output_section_incremental_inputs::write_info_blocks): Mark
3659 linker-defined symbols.
3660 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
3661 * output.cc (Output_section::allocate): New function.
3662 * output.h (Output_section::allocate): New function.
3663 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
3664 linker-defined symbols.
3665 (Symbol::override_base_with_special): Copy is_predefined_ flag.
3666 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
3667 (Symbol::init_base_output_data): Likewise.
3668 (Symbol::init_base_output_segment): Likewise.
3669 (Symbol::init_base_constant): Likewise.
3670 (Sized_symbol::init_output_data): Likewise.
3671 (Sized_symbol::init_output_segment): Likewise.
3672 (Sized_symbol::init_constant): Likewise.
3673 (Symbol_table::do_define_in_output_data): Likewise.
3674 (Symbol_table::do_define_in_output_segment): Likewise.
3675 (Symbol_table::do_define_as_constant): Likewise.
3676 * symtab.h (Symbol::is_predefined): New function.
3677 (Symbol::init_base_output_data): Add is_predefined parameter.
3678 (Symbol::init_base_output_segment): Likewise.
3679 (Symbol::init_base_constant): Likewise.
3680 (Symbol::is_predefined_): New data member.
3681 (Sized_symbol::init_output_data): Add is_predefined parameter.
3682 (Sized_symbol::init_output_segment): Likewise.
3683 (Sized_symbol::init_constant): Likewise.
3684 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
3686 2011-06-07 Cary Coutant <ccoutant@google.com>
3688 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
3689 instead of emit_copy_reloc.
3690 (Copy_relocs::emit_copy_reloc): Refactor.
3691 (Copy_relocs::make_copy_reloc): New function.
3692 (Copy_relocs::add_copy_reloc): Remove.
3693 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
3695 (Copy_relocs::make_copy_reloc): New function.
3696 (Copy_relocs::add_copy_reloc): Remove.
3697 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
3698 unchanged input files.
3699 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
3700 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
3701 Reserve BSS space for COPY relocations.
3702 (Sized_incremental_binary::do_emit_copy_relocs): New function.
3703 (Output_section_incremental_inputs::write_info_blocks): Record
3704 whether a symbol is copied from a shared object.
3705 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
3706 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
3707 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
3708 (Incremental_input_entry_reader::get_output_symbol_index): Add
3710 (Incremental_binary::emit_copy_relocs): New function.
3711 (Incremental_binary::do_emit_copy_relocs): New function.
3712 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3714 (Sized_incremental_binary::add_copy_reloc): New function.
3715 (Sized_incremental_binary::do_emit_copy_relocs): New function.
3716 (Sized_incremental_binary::Copy_reloc): New struct.
3717 (Sized_incremental_binary::Copy_relocs): New typedef.
3718 (Sized_incremental_binary::copy_relocs_): New data member.
3719 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
3720 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
3721 * target.h (Sized_target::emit_copy_reloc): New function.
3722 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
3724 2011-06-02 Cary Coutant <ccoutant@google.com>
3727 * gold/archive.cc (Archive::Archive): Initialize new data member.
3728 (Archive::include_all_members): Return if archive has already been
3730 * gold/archive.h (Archive::include_all_members_): New data member.
3732 2011-06-02 Nick Clifton <nickc@redhat.com>
3734 * dynobj.h: Fix spelling mistake in comment.
3735 * output.cc: Likewise.
3737 2011-05-31 Doug Kwan <dougkwan@google.com>
3741 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
3742 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
3743 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
3744 redundant arm_exidx_test.so.
3745 * testsuite/Makefile.in: Regenerate.
3746 (check_SCRIPTS): Add pr12826.sh
3747 (check_DATA): Add pr12826.stdout
3748 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
3749 * testsuite/pr12826.sh: New file.
3750 * testsuite/pr12826_1.s: Ditto.
3751 * testsuite/pr12826_1.s: Ditto.
3753 2011-05-30 Ian Lance Taylor <iant@google.com>
3755 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
3758 2011-05-29 Ian Lance Taylor <iant@google.com>
3761 * testsuite/Makefile.am: Use different file name for two_file_test
3762 temporary file for each incremental test.
3763 * testsuite/Makefile.in: Rebuild.
3765 2011-05-29 Ian Lance Taylor <iant@google.com>
3767 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
3768 binary input file is empty.
3770 2011-05-27 Ian Lance Taylor <iant@google.com>
3772 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
3773 (ver_test_9.so): Likewise.
3774 * testsuite/Makefile.in: Rebuild.
3776 2011-05-26 Cary Coutant <ccoutant@google.com>
3778 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
3779 * incremental.cc (Incremental_inputs::report_input_section): Fix
3780 comment, indentation.
3781 (Incremental_inputs::report_comdat_group): New function.
3782 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3783 of data for incremental input file entry.
3784 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
3785 group count, COMDAT group signatures.
3786 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
3787 an unchanged input file.
3788 * incremental.h (Incremental_object_entry::Incremental_object_entry):
3789 Initialize new data member.
3790 (Incremental_object_entry::add_comdat_group): New function.
3791 (Incremental_object_entry::get_comdat_group_count): New function.
3792 (Incremental_object_entry::get_comdat_signature_key): New function.
3793 (Incremental_object_entry::groups_): New data member.
3794 (Incremental_inputs::report_comdat_group): New function.
3795 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
3796 data for incremental input file entry.
3797 (Incremental_input_entry_reader::get_comdat_group_count): New function.
3798 (Incremental_input_entry_reader::get_input_section): Adjust size of
3799 data for incremental input file entry.
3800 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
3801 (Incremental_input_entry_reader::get_comdat_group_signature): New
3803 * object.cc (Sized_relobj::include_section_group): Report kept
3804 COMDAT groups for incremental links.
3806 2011-05-24 David Meyer <pdox@google.com>
3808 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
3809 with name parameter. Add found_name parameter.
3810 * fileread.cc (Input_file::find_file): Adjust code accordingly.
3811 * dirsearch.h (class Dirsearch): Update declaration.
3813 2011-05-24 Ian Lance Taylor <iant@google.com>
3815 * archive.cc (Library_base::should_include_member): Pull in object
3816 from archive if it defines the entry symbol.
3817 * parameters.cc (Parameters::entry): New function.
3818 * parameters.h (class Parameters): Declare entry.
3819 * output.h (class Output_file_header): Remove entry_ field.
3820 * output.cc (Output_file_header::Output_file_header): Remove entry
3821 parameter. Change all callers.
3822 (Output_file_header::entry): Use parameters->entry.
3823 * gold.cc (queue_middle_tasks): Likewise.
3824 * plugin.cc (Plugin_hook::run): Likewise.
3826 2011-05-24 Cary Coutant <ccoutant@google.com>
3828 * gold.cc (queue_initial_tasks): Pass incremental base filename
3829 to Output_file::open_base_file; don't print error message.
3830 * incremental-dump.cc (main): Adjust call to
3831 Output_file::open_for_modification.
3832 * incremental-dump.cc (main): Likewise.
3833 * incremental.cc (Incremental_inputs::report_command_line):
3834 Ignore --incremental-base option when comparing command lines.
3835 Ignore parameter when given as separate argument.
3836 * options.h (class General_options): Add --incremental-base.
3837 * output.cc (Output_file::Output_file):
3838 (Output_file::open_base_file): Add base_name and writable parameters;
3839 read base file into new file; print error message here.
3840 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3842 * output.h (Output_file::open_for_modification): Rename to...
3843 (Output_file::open_base_file): ...this; add base_name and
3844 writable parameters; adjust all callers.
3845 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3847 * testsuite/Makefile.am (incremental_test_4): Test
3849 * testsuite/Makefile.in: Regenerate.
3851 2011-05-24 Cary Coutant <ccoutant@google.com>
3853 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
3855 * testsuite/Makefile.in: Regenerate.
3856 * testsuite/two_file_test_1_v1.cc: New test source file.
3857 * testsuite/two_file_test_1b_v1.cc: New test source file.
3858 * testsuite/two_file_test_2_v1.cc: New test source file.
3860 2011-05-24 Cary Coutant <ccoutant@google.com>
3862 * dynobj.h (Dynobj::do_dynobj): New function.
3863 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
3864 flag and soname for shared objects.
3865 * incremental.cc (Incremental_inputs::report_object): Make
3866 either Incremental_object_entry or Incremental_dynobj_entry; add
3867 soname to string table.
3868 (Incremental_inputs::report_input_section): Add assertion.
3869 (Output_section_incremental_inputs::set_final_data_size): Adjust
3870 type of input file entry for shared libraries; adjust size of
3871 shared library info entry.
3872 (Output_section_incremental_inputs::write_input_files): Write
3873 as_needed flag for shared libraries.
3874 (Output_section_incremental_inputs::write_info_blocks): Adjust type
3875 of input file entry for shared libraries; write soname.
3876 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
3877 soname from incremental info.
3878 * incremental.h (enum Incremental_input_flags): Add
3879 INCREMENTAL_INPUT_AS_NEEDED.
3880 (Incremental_input_entry::Incremental_input_entry): Initialize new
3882 (Incremental_input_entry::set_as_needed): New function.
3883 (Incremental_input_entry::as_needed): New function.
3884 (Incremental_input_entry::do_dynobj_entry): New function.
3885 (Incremental_input_entry::as_needed_): New data member.
3886 (Incremental_object_entry::Incremental_object_entry): Don't check
3888 (Incremental_object_entry::do_type): Likewise.
3889 (class Incremental_dynobj_entry): New class.
3890 (Incremental_input_entry_reader::as_needed): New function.
3891 (Incremental_input_entry_reader::get_soname): New function.
3892 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
3893 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
3894 size of shared library info entry.
3895 * layout.cc (Layout::finish_dynamic_section): Don't test for
3896 incremental link when adding DT_NEEDED entries.
3897 * object.h (Object::Object): Initialize new data member.
3898 (Object::dynobj): New function.
3899 (Object::set_as_needed): New function.
3900 (Object::as_needed): New function.
3901 (Object::do_dynobj): New function.
3902 (Object::as_needed_): New data member.
3904 2011-05-24 Cary Coutant <ccoutant@google.com>
3906 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
3907 info; adjust display of GOT entries.
3908 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3909 vector of input objects; remove file_status_.
3910 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
3911 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
3912 got_plt reader; call target hooks to reserve GOT entries.
3913 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3914 of input file info header and GOT info entry.
3915 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
3917 (Got_plt_view_info::got_descriptor): Remove.
3918 (Got_plt_view_info::sym_index): New data member.
3919 (Got_plt_view_info::input_index): New data member.
3920 (Local_got_offset_visitor::visit): Write input file index.
3921 (Global_got_offset_visitor::visit): Write 0 for input file index.
3922 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
3923 with sym_index and input_index.
3924 (Output_section_incremental_inputs::write_got_plt): Adjust size of
3925 incremental info GOT entry; replace got_descriptor with input_index.
3926 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
3927 map from input file index to object.
3928 (Sized_relobj_incr::do_layout): Replace direct data member reference
3929 with accessor function.
3930 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
3931 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
3932 Adjust size of input file info header.
3933 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
3934 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
3935 (Incremental_input_entry_reader::get_input_section): Adjust size of
3936 input file info header.
3937 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
3938 of incremental info GOT entry.
3939 (Incremental_got_plt_reader::get_got_desc): Remove.
3940 (Incremental_got_plt_reader::get_got_symndx): New function.
3941 (Incremental_got_plt_reader::get_got_input_index): New function.
3942 (Sized_incremental_binary::Sized_incremental_binary): Remove
3943 file_status_; add input_objects_.
3944 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
3945 (Sized_incremental_binary::set_file_is_unchanged): Remove.
3946 (Sized_incremental_binary::file_is_unchanged): Remove.
3947 (Sized_incremental_binary::set_input_object): New function.
3948 (Sized_incremental_binary::input_object): New function.
3949 (Sized_incremental_binary::file_status_): Remove.
3950 (Sized_incremental_binary::input_objects_): New data member.
3951 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
3953 (Sized_relobj_incr::invalid_address): Move to base class.
3954 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
3956 (Sized_relobj_incr::do_output_section_offset): Likewise.
3957 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
3958 (Sized_relobj_incr::section_offsets_): Likewise.
3959 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
3961 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
3962 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
3963 with accessor function.
3964 (Sized_relobj_file::do_layout): Likewise.
3965 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
3966 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
3967 (Sized_relobj_file::compute_final_local_value): Replace refs to
3968 section_offsets_ with accessor function.
3969 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
3970 * object.h (Relobj::Relobj): Initialize new data members.
3971 (Relobj::add_dyn_reloc): New function.
3972 (Relobj::first_dyn_reloc): New function.
3973 (Relobj::dyn_reloc_count): New function.
3974 (Relobj::first_dyn_reloc_): New data member.
3975 (Relobj::dyn_reloc_count_): New data member.
3976 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
3978 (Sized_relobj::Address): New typedef.
3979 (Sized_relobj::invalid_address): Move here from child class.
3980 (Sized_relobj::Sized_relobj): Initialize new data members.
3981 (Sized_relobj::sized_relobj): New function.
3982 (Sized_relobj::is_output_section_offset_invalid): Move here from
3984 (Sized_relobj::get_output_section_offset): Likewise.
3985 (Sized_relobj::local_has_got_offset): Likewise.
3986 (Sized_relobj::local_got_offset): Likewise.
3987 (Sized_relobj::set_local_got_offset): Likewise.
3988 (Sized_relobj::do_for_all_local_got_entries): Likewise.
3989 (Sized_relobj::clear_got_offsets): New function.
3990 (Sized_relobj::section_offsets): Move here from child class.
3991 (Sized_relobj::do_output_section_offset): Likewise.
3992 (Sized_relobj::do_set_section_offset): Likewise.
3993 (Sized_relobj::Local_got_offsets): Likewise.
3994 (Sized_relobj::local_got_offsets_): Likewise.
3995 (Sized_relobj::section_offsets_): Likewise.
3996 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
3998 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
4000 (Sized_relobj_file::sized_relobj): New function
4001 (Sized_relobj_file::local_has_got_offset): Move to base class.
4002 (Sized_relobj_file::local_got_offset): Likewise.
4003 (Sized_relobj_file::set_local_got_offset): Likewise.
4004 (Sized_relobj_file::get_output_section_offset): Likewise.
4005 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
4006 (Sized_relobj_file::do_output_section_offset): Likewise.
4007 (Sized_relobj_file::do_set_section_offset): Likewise.
4008 (Sized_relobj_file::Local_got_offsets): Likewise.
4009 (Sized_relobj_file::local_got_offsets_): Likewise.
4010 (Sized_relobj_file::section_offsets_): Likewise.
4011 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
4013 (set_needs_dynsym_index): Convert relobj to derived class pointer.
4014 (Output_reloc::get_symbol_index): Likewise.
4015 (Output_reloc::local_section_offset): Likewise.
4016 (Output_reloc::get_address): Likewise.
4017 (Output_reloc::symbol_value): Likewise.
4018 (Output_data_got::reserve_slot): Move to class definition.
4019 (Output_data_got::reserve_local): New function.
4020 (Output_data_got::reserve_slot_for_global): Remove.
4021 (Output_data_got::reserve_global): New function.
4022 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
4023 (all constructors, two instantiations).
4024 (Output_reloc::get_relobj): New function (two instantiations).
4025 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
4026 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
4027 (Output_data_reloc::add_global): Adjust type of relobj.
4028 (Output_data_reloc::add_global_relative): Likewise.
4029 (Output_data_reloc::add_symbolless_global_addend): Likewise.
4030 (Output_data_reloc::add_local): Likewise.
4031 (Output_data_reloc::add_local_relative): Likewise.
4032 (Output_data_reloc::add_symbolless_local_addend): Likewise.
4033 (Output_data_reloc::add_local_section): Likewise.
4034 (Output_data_reloc::add_output_section): Likewise.
4035 (Output_data_reloc::add_absolute): Likewise.
4036 (Output_data_reloc::add_target_specific): Likewise.
4037 (Output_data_got::reserve_slot): Move definition here.
4038 (Output_data_got::reserve_local): New function.
4039 (Output_data_got::reserve_global): New function.
4040 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
4041 section_offsets_ with accessor function.
4042 (Sized_relobj_file::write_sections): Likewise.
4043 (Sized_relobj_file::do_relocate_sections): Likewise.
4044 * target.h (Sized_target::reserve_local_got_entry): New function.
4045 (Sized_target::reserve_global_got_entry): New function.
4046 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
4047 (Target_x86_64::reserve_global_got_entry): New function.
4048 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
4050 2011-05-23 Cary Coutant <ccoutant@google.com>
4052 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
4053 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
4054 bit when checking got_type.
4055 * incremental.cc (Sized_incremental_binary::setup_readers):
4056 Store symbol table and string table locations; initialize bit vector
4057 of file status flags.
4058 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
4060 (Sized_incremental_binary::do_process_got_plt): New function.
4061 (Sized_incremental_binary::get_symtab_view): Use stored locations.
4062 (Output_section_incremental_inputs::set_final_data_size): Record
4063 file index for each input file.
4064 (Output_section_incremental_inputs::write_got_plt): Store file index
4065 instead of input entry offset for each GOT entry.
4067 (Incremental_input_entry::Incremental_input_entry): Initialize new
4069 (Incremental_input_entry::set_offset): Store file index.
4070 (Incremental_input_entry::get_file_index): New function.
4071 (Incremental_input_entry::file_index_): New data member.
4072 (Incremental_binary::process_got_plt): New function.
4073 (Incremental_binary::do_process_got_plt): New function.
4074 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
4076 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
4077 (Sized_incremental_binary::set_file_is_unchanged): New function.
4078 (Sized_incremental_binary::file_is_unchanged): New function.
4079 (Sized_incremental_binary::do_process_got_plt): New function.
4080 (Sized_incremental_binary::file_status_): New data member.
4081 (Sized_incremental_binary::main_symtab_loc_): New data member.
4082 (Sized_incremental_binary::main_strtab_loc_): New data member.
4083 * output.cc (Output_data_got::Got_entry::write): Add case
4085 (Output_data_got::add_global): Call add_got_entry.
4086 (Output_data_got::add_global_plt): Likewise.
4087 (Output_data_got::add_global_with_rel): Likewise.
4088 (Output_data_got::add_global_with_rela): Likewise.
4089 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
4090 (Output_data_got::add_global_pair_with_rela): Likewise.
4091 (Output_data_got::add_local): Call add_got_entry.
4092 (Output_data_got::add_local_plt): Likewise.
4093 (Output_data_got::add_local_with_rel): Likewise.
4094 (Output_data_got::add_local_with_rela): Likewise.
4095 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
4096 (Output_data_got::add_local_pair_with_rela): Likewise.
4097 (Output_data_got::reserve_slot): New function.
4098 (Output_data_got::reserve_slot_for_global): New function.
4099 (Output_data_got::add_got_entry): New function.
4100 (Output_data_got::add_got_entry_pair): New function.
4101 (Output_section::add_output_section_data): Edit FIXME.
4103 (Output_section_data_build::Output_section_data_build): New
4104 constructor with size parameter.
4105 (Output_data_space::Output_data_space): Likewise.
4106 (Output_data_got::Output_data_got): Initialize new data member; new
4107 constructor with size parameter.
4108 (Output_data_got::add_constant): Call add_got_entry.
4109 (Output_data_got::reserve_slot): New function.
4110 (Output_data_got::reserve_slot_for_global): New function.
4111 (class Output_data_got::Got_entry): Add RESERVED_CODE.
4112 (Output_data_got::add_got_entry): New function.
4113 (Output_data_got::add_got_entry_pair): New function.
4114 (Output_data_got::free_list_): New data member.
4115 * target.h (Sized_target::init_got_plt_for_update): New function.
4116 (Sized_target::register_global_plt_entry): New function.
4117 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
4118 Initialize new data member; call init; add constructor with PLT count.
4119 (Output_data_plt_x86_64::init): New function.
4120 (Output_data_plt_x86_64::add_relocation): New function.
4121 (Output_data_plt_x86_64::reserve_slot): New function.
4122 (Output_data_plt_x86_64::free_list_): New data member.
4123 (Target_x86_64::init_got_plt_for_update): New function.
4124 (Target_x86_64::register_global_plt_entry): New function.
4125 (Output_data_plt_x86_64::add_entry): Allocate from free list for
4126 incremental updates.
4127 (Output_data_plt_x86_64::add_relocation): New function.
4128 * testsuite/object_unittest.cc (Object_test): Set default options.
4130 2011-05-16 Ian Lance Taylor <iant@google.com>
4132 * options.h (class General_options): Make -i a synonym for -r.
4134 2011-05-16 Ian Lance Taylor <iant@google.com>
4136 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
4138 2011-05-10 Cary Coutant <ccoutant@google.com>
4140 * object.cc (Sized_relobj::do_count_local_symbols): Check for
4143 2011-05-06 Ian Lance Taylor <iant@google.com>
4145 * layout.cc (Layout::layout): If the output section flags change,
4146 update the ordering.
4148 2011-04-25 Cary Coutant <ccoutant@google.com>
4150 * incremental-dump.cc (dump_incremental_inputs): Print local
4151 symbol info for each input file.
4153 (Output_section_incremental_inputs::set_final_data_size): Add local
4154 symbol info to input file entries in incremental info.
4155 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4156 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
4157 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
4158 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
4160 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
4161 (Sized_incr_relobj::do_relocate): Write the local symbols.
4162 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
4163 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
4164 Adjust size of input file header.
4165 (Incremental_inputs_reader::get_local_symbol_offset): New function.
4166 (Incremental_inputs_reader::get_local_symbol_count): New function.
4167 (Incremental_inputs_reader::get_input_section): Adjust size of input
4169 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
4170 (Sized_incr_relobj::This): New typedef.
4171 (Sized_incr_relobj::sym_size): New const data member.
4172 (Sized_incr_relobj::Local_symbol): New struct.
4173 (Sized_incr_relobj::do_output_local_symbol_count): New function.
4174 (Sized_incr_relobj::do_local_symbol_offset): New function.
4175 (Sized_incr_relobj::local_symbol_count_): New data member.
4176 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
4177 (Sized_incr_relobj::local_symbol_index_): New data member.
4178 (Sized_incr_relobj::local_symbol_offset_): New data member.
4179 (Sized_incr_relobj::local_dynsym_offset_): New data member.
4180 (Sized_incr_relobj::local_symbols_): New data member.
4181 * object.h (Relobj::output_local_symbol_count): New function.
4182 (Relobj::local_symbol_offset): New function.
4183 (Relobj::do_output_local_symbol_count): New function.
4184 (Relobj::do_local_symbol_offset): New function.
4185 (Sized_relobj::do_output_local_symbol_count): New function.
4186 (Sized_relobj::do_local_symbol_offset): New function.
4188 2011-04-22 Vladimir Simonov <sv@sw.ru>
4190 * descriptors.cc (set_close_on_exec): New function.
4191 (Descriptors::open): Use set_close_on_exec.
4192 * output.cc (S_ISLNK): Define if not defined.
4194 2011-04-22 Cary Coutant <ccoutant@google.com>
4196 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
4198 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
4199 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
4200 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
4202 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
4203 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
4204 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
4206 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
4208 (Incremental_binary::apply_incremental_relocs): New function.
4209 (Incremental_binary::do_apply_incremental_relocs): New function.
4210 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
4212 (Sized_incremental_binary::add_global_symbol): New function.
4213 (Sized_incremental_binary::global_symbol): New function.
4214 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
4215 (Sized_incremental_binary::symbol_map_): New data member.
4216 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
4217 * target.h (Sized_target::apply_relocation): New function.
4218 * target-reloc.h (apply_relocation): New function.
4219 * x86_64.cc (Target_x86_64::apply_relocation): New function.
4221 2011-04-22 Doug Kwan <dougkwan@google.com>
4223 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
4224 flag of a SHT_ARM_EXIDX section.
4225 * testsuite/Makefile.am (arm_exidx_test): New test rules.
4226 * testsuite/Makefile.in: Regenerate.
4227 * testsuite/arm_exidx_test.s: New file.
4228 * testsuite/arm_exidx_test.sh: Same.
4230 2011-04-20 Cary Coutant <ccoutant@google.com>
4233 * archive.h (Incremental_archive_entry::Archive_member):
4234 Initialize arg_serial_ (second constructor).
4236 2011-04-17 Ian Lance Taylor <iant@google.com>
4238 * object.cc (Relocate_info::location): Simplify location string.
4239 * errors.cc (Errors::error_at_location): Don't print program
4241 (Errors::warning_at_location): Likewise.
4242 (Errors::undefined_symbol): Likewise.
4243 * testsuite/debug_msg.sh: Update accordingly.
4245 2011-04-14 Cary Coutant <ccoutant@google.com>
4247 * gold/layout.cc (Layout::symtab_section_offset): New function.
4248 * gold/layout.h (Layout::symtab_section_offset): New function.
4249 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
4251 2011-04-12 Ian Lance Taylor <iant@google.com>
4253 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
4254 with MREMAP_MAYMOVE.
4255 * output.h (class Output_file): Add map_is_allocated_ field.
4256 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
4257 not available, provide stubs. If mremap is not available, #define
4259 (MREMAP_MAYMOVE): Define if not defined.
4260 (Output_file::Output_file): Initialize map_is_allocated_.
4261 (Output_file::resize): Check map_is_allocated_.
4262 (Output_file::map_anonymous): If mmap fails, use malloc.
4263 (Output_file::unmap): Don't do anything for an anonymous map.
4264 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
4265 is not available, provide stubs.
4266 (File_read::View::~View): Use free rather than delete[].
4267 (File_read::make_view): Use malloc rather than new[]. If mmap
4269 (File_read::find_or_make_view): Use malloc rather than new[].
4270 * gold.h: Remove HAVE_REMAP code.
4271 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
4272 exists. Rename mremap to gold_mremap. If mmap is not available
4274 * configure, config.in: Rebuild.
4276 2011-04-11 Ian Lance Taylor <iant@google.com>
4278 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
4279 initialize local variable v.
4281 2011-04-11 Cary Coutant <ccoutant@google.com>
4283 * archive.cc (Archive::include_member): Adjust call to
4285 (Add_archive_symbols::run): Track argument serial numbers.
4286 (Lib_group::include_member): Likewise.
4287 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
4288 * archive.h (Incremental_archive_entry::Archive_member):
4289 Initialize arg_serial_.
4290 (Archive_member::arg_serial_): New data member.
4291 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
4292 (Sized_dynobj::do_add_symbols): Track symbols when doing an
4294 (Sized_dynobj::do_for_all_local_got_entries): New function.
4295 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
4297 * fileread.cc (get_mtime): New function.
4298 * fileread.h (get_mtime): New function.
4299 * gold.cc (queue_initial_tasks): Check for incremental update.
4300 (process_incremental_input): New function.
4301 (queue_middle_tasks): Don't force valid target for incremental
4303 * incremental-dump.cc (find_input_containing_global): Adjust
4304 size of symbol info entry.
4305 (dump_incremental_inputs): Dump argument serial number and
4306 in_system_directory flag; bias shndx by 1; print symbol names
4307 when dumping per-file symbol lists; use new symbol info readers.
4309 (Output_section_incremental_inputs:update_data_size): New function.
4310 (Sized_incremental_binary::setup_readers): Setup input readers
4311 for each input file; build maps for files added from libraries
4313 (Sized_incremental_binary::check_input_args): New function.
4314 (Sized_incremental_binary::do_check_inputs): Build map of argument
4315 serial numbers to input arguments.
4316 (Sized_incremental_binary::do_file_has_changed): Rename
4317 do_file_is_unchanged to this; compare file modification times.
4318 (Sized_incremental_binary::do_init_layout): New function.
4319 (Sized_incremental_binary::do_reserve_layout): New function.
4320 (Sized_incremental_binary::do_get_input_reader): Remove.
4321 (Sized_incremental_binary::get_symtab_view): New function.
4322 (Incremental_checker::can_incrementally_link_output_file): Remove.
4323 (Incremental_inputs::report_command_line): Exclude --debug options.
4324 (Incremental_inputs::report_archive_begin): Add parameter; track
4325 argument serial numbers; don't put input file entry for archive
4326 before archive members.
4327 (Incremental_inputs::report_archive_end): Put input file entry
4328 for archive after archive members.
4329 (Incremental_inputs::report_object): Add parameter; track argument
4330 serial numbers and in_system_directory flag.
4331 (Incremental_inputs::report_script): Add parameter; track argument
4333 (Output_section_incremental_inputs::set_final_data_size): Adjust
4334 size of symbol info entry; check for forwarding symbols.
4335 (Output_section_incremental_inputs::write_input_files): Write
4336 in_system_directory flag and argument serial number.
4337 (Output_section_incremental_inputs::write_info_blocks): Map section
4338 indices between incremental info and original input file; store
4339 input section index for each symbol.
4340 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
4341 change operator() to visit().
4342 (class Global_got_offset_visitor): Likewise.
4343 (class Global_symbol_visitor_got_plt):
4344 (Output_section_incremental_inputs::write_got_plt): Use new visitor
4346 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
4347 (Sized_incr_relobj::do_read_symbols): New function.
4348 (Sized_incr_relobj::do_layout): New function.
4349 (Sized_incr_relobj::do_layout_deferred_sections): New function.
4350 (Sized_incr_relobj::do_add_symbols): New function.
4351 (Sized_incr_relobj::do_should_include_member): New function.
4352 (Sized_incr_relobj::do_for_all_global_symbols): New function.
4353 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
4354 (Sized_incr_relobj::do_section_size): New function.
4355 (Sized_incr_relobj::do_section_name): New function.
4356 (Sized_incr_relobj::do_section_contents): New function.
4357 (Sized_incr_relobj::do_section_flags): New function.
4358 (Sized_incr_relobj::do_section_entsize): New function.
4359 (Sized_incr_relobj::do_section_address): New function.
4360 (Sized_incr_relobj::do_section_type): New function.
4361 (Sized_incr_relobj::do_section_link): New function.
4362 (Sized_incr_relobj::do_section_info): New function.
4363 (Sized_incr_relobj::do_section_addralign): New function.
4364 (Sized_incr_relobj::do_initialize_xindex): New function.
4365 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
4366 (Sized_incr_relobj::do_read_relocs): New function.
4367 (Sized_incr_relobj::do_gc_process_relocs): New function.
4368 (Sized_incr_relobj::do_scan_relocs): New function.
4369 (Sized_incr_relobj::do_count_local_symbols): New function.
4370 (Sized_incr_relobj::do_finalize_local_symbols): New function.
4371 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
4372 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
4373 (Sized_incr_relobj::do_relocate): New function.
4374 (Sized_incr_relobj::do_set_section_offset): New function.
4375 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
4376 (Sized_incr_dynobj::do_read_symbols): New function.
4377 (Sized_incr_dynobj::do_layout): New function.
4378 (Sized_incr_dynobj::do_add_symbols): New function.
4379 (Sized_incr_dynobj::do_should_include_member): New function.
4380 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
4381 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
4382 (Sized_incr_dynobj::do_section_size): New function.
4383 (Sized_incr_dynobj::do_section_name): New function.
4384 (Sized_incr_dynobj::do_section_contents): New function.
4385 (Sized_incr_dynobj::do_section_flags): New function.
4386 (Sized_incr_dynobj::do_section_entsize): New function.
4387 (Sized_incr_dynobj::do_section_address): New function.
4388 (Sized_incr_dynobj::do_section_type): New function.
4389 (Sized_incr_dynobj::do_section_link): New function.
4390 (Sized_incr_dynobj::do_section_info): New function.
4391 (Sized_incr_dynobj::do_section_addralign): New function.
4392 (Sized_incr_dynobj::do_initialize_xindex): New function.
4393 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
4394 (make_sized_incremental_object): New function.
4395 (Incremental_library::copy_unused_symbols): New function.
4396 (Incremental_library::do_for_all_unused_symbols): New function.
4397 * incremental.h (enum Incremental_input_flags): New type.
4398 (class Incremental_checker): Remove.
4399 (Incremental_input_entry::Incremental_input_entry): Add argument
4401 (Incremental_input_entry::arg_serial): New function.
4402 (Incremental_input_entry::set_is_in_system_directory): New function.
4403 (Incremental_input_entry::is_in_system_directory): New function.
4404 (Incremental_input_entry::arg_serial_): New data member.
4405 (Incremental_input_entry::is_in_system_directory_): New data member.
4406 (class Script_info): Move here from script.h.
4407 (Script_info::Script_info): Add filename parameter.
4408 (Script_info::filename): New function.
4409 (Script_info::filename_): New data member.
4410 (Incremental_script_entry::Incremental_script_entry): Add argument
4412 (Incremental_object_entry::Incremental_object_entry): Likewise.
4413 (Incremental_object_entry::add_input_section): Build list of input
4414 sections with map to original shndx.
4415 (Incremental_object_entry::get_input_section_index): New function.
4416 (Incremental_object_entry::shndx_): New data member.
4417 (Incremental_object_entry::name_key_): Rename; adjust all refs.
4418 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
4419 (Incremental_archive_entry::Incremental_archive_entry): Add argument
4421 (Incremental_inputs::report_archive_begin): Likewise.
4422 (Incremental_inputs::report_object): Likewise.
4423 (Incremental_inputs::report_script): Likewise.
4424 (class Incremental_global_symbol_reader): New class.
4425 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
4426 and store flags and input file type.
4427 (Incremental_input_entry_reader::arg_serial): New function.
4428 (Incremental_input_entry_reader::type): Extract type from flags.
4429 (Incremental_input_entry_reader::is_in_system_directory): New function.
4430 (Incremental_input_entry_reader::get_input_section_count): Call
4431 accessor function for type.
4432 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
4433 function for type; adjust size of global symbol entry.
4434 (Incremental_input_entry_reader::get_global_symbol_count): Call
4435 accessor function for type.
4436 (Incremental_input_entry_reader::get_object_count): Likewise.
4437 (Incremental_input_entry_reader::get_object_offset): Likewise.
4438 (Incremental_input_entry_reader::get_member_count): Likewise.
4439 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
4440 (Incremental_input_entry_reader::get_member_offset): Likewise.
4441 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
4442 (Incremental_input_entry_reader::Global_symbol_info): Remove.
4443 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
4444 (Incremental_input_entry_reader::get_global_symbol_reader): New
4446 (Incremental_input_entry_reader::get_output_symbol_index): New
4448 (Incremental_input_entry_reader::type_): Remove.
4449 (Incremental_input_entry_reader::flags_): New data member.
4450 (Incremental_inputs_reader::input_file_offset): New function.
4451 (Incremental_inputs_reader::input_file_index): New function.
4452 (Incremental_inputs_reader::input_file): Call input_file_offset.
4453 (Incremental_inputs_reader::input_file_at_offset): New function.
4454 (Incremental_relocs_reader::get_r_type): Reformat.
4455 (Incremental_relocs_reader::get_r_shndx): Reformat.
4456 (Incremental_relocs_reader::get_r_offset): Reformat.
4457 (Incremental_relocs_reader::data): New function.
4458 (Incremental_binary::Incremental_binary): Initialize new data members.
4459 (Incremental_binary::check_inputs): Add cmdline parameter.
4460 (Incremental_binary::file_is_unchanged): Remove.
4461 (Input_reader::arg_serial): New function.
4462 (Input_reader::get_unused_symbol_count): New function.
4463 (Input_reader::get_unused_symbol): New function.
4464 (Input_reader::do_arg_serial): New function.
4465 (Input_reader::do_get_unused_symbol_count): New function.
4466 (Input_reader::do_get_unused_symbol): New function.
4467 (Incremental_binary::input_file_count): New function.
4468 (Incremental_binary::get_input_reader): Change signature to use
4469 index instead of filename.
4470 (Incremental_binary::file_has_changed): New function.
4471 (Incremental_binary::get_input_argument): New function.
4472 (Incremental_binary::get_library): New function.
4473 (Incremental_binary::get_script_info): New function.
4474 (Incremental_binary::init_layout): New function.
4475 (Incremental_binary::reserve_layout): New function.
4476 (Incremental_binary::output_file): New function.
4477 (Incremental_binary::do_check_inputs): New function.
4478 (Incremental_binary::do_file_is_unchanged): Remove.
4479 (Incremental_binary::do_file_has_changed): New function.
4480 (Incremental_binary::do_init_layout): New function.
4481 (Incremental_binary::do_reserve_layout): New function.
4482 (Incremental_binary::do_input_file_count): New function.
4483 (Incremental_binary::do_get_input_reader): Change signature.
4484 (Incremental_binary::input_args_map_): New data member.
4485 (Incremental_binary::library_map_): New data member.
4486 (Incremental_binary::script_map_): New data member.
4487 (Sized_incremental_binary::Sized_incremental_binary): Initialize
4489 (Sized_incremental_binary::output_section): New function.
4490 (Sized_incremental_binary::inputs_reader): Add const.
4491 (Sized_incremental_binary::symtab_reader): Add const.
4492 (Sized_incremental_binary::relocs_reader): Add const.
4493 (Sized_incremental_binary::got_plt_reader): Add const.
4494 (Sized_incremental_binary::get_symtab_view): New function.
4495 (Sized_incremental_binary::Inputs_reader): New typedef.
4496 (Sized_incremental_binary::Input_entry_reader): New typedef.
4497 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
4498 (Sized_incremental_binary::do_file_is_unchanged): Remove.
4499 (Sized_incremental_binary::do_file_has_changed): New function.
4500 (Sized_incremental_binary::do_init_layout): New function.
4501 (Sized_incremental_binary::do_reserve_layout): New function.
4502 (Sized_input_reader::Inputs_reader): Remove.
4503 (Sized_input_reader::Input_entry_reader): Remove.
4504 (Sized_input_reader::do_arg_serial): New function.
4505 (Sized_input_reader::do_get_unused_symbol_count): New function.
4506 (Sized_input_reader::do_get_unused_symbol): New function.
4507 (Sized_incremental_binary::do_input_file_count): New function.
4508 (Sized_incremental_binary::do_get_input_reader): Change signature;
4509 use index instead of filename.
4510 (Sized_incremental_binary::section_map_): New data member.
4511 (Sized_incremental_binary::input_entry_readers_): New data member.
4512 (class Sized_incr_relobj): New class.
4513 (class Sized_incr_dynobj): New class.
4514 (make_sized_incremental_object): New function.
4515 (class Incremental_library): New class.
4516 * layout.cc (Free_list::num_lists): New static data member.
4517 (Free_list::num_nodes): New static data member.
4518 (Free_list::num_removes): New static data member.
4519 (Free_list::num_remove_visits): New static data member.
4520 (Free_list::num_allocates): New static data member.
4521 (Free_list::num_allocate_visits): New static data member.
4522 (Free_list::init): New function.
4523 (Free_list::remove): New function.
4524 (Free_list::allocate): New function.
4525 (Free_list::dump): New function.
4526 (Free_list::print_stats): New function.
4527 (Layout_task_runner::run): Resize output file for incremental updates.
4528 (Layout::Layout): Initialize new data members.
4529 (Layout::set_incremental_base): New function.
4530 (Layout::init_fixed_output_section): New function.
4531 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
4532 incremental updates.
4533 (Layout::create_gold_note): Do not create gold note section for
4534 incremental updates.
4535 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
4536 for incremental updates.
4537 (Layout::set_section_offsets): For incremental updates, allocate space
4539 (Layout::create_symtab_sections): Layout with offsets relative to
4540 start of section; for incremental updates, allocate space from free
4542 (Layout::create_shdrs): For incremental updates, allocate space from
4544 (Layout::finish_dynamic_section): For incremental updates, do not
4545 check --as-needed (fixed in subsequent patch).
4546 * layout.h (class Free_list): New class.
4547 (Layout::set_incremental_base): New function.
4548 (Layout::incremental_base): New function.
4549 (Layout::init_fixed_output_section): New function.
4550 (Layout::allocate): New function.
4551 (Layout::incremental_base_): New data member.
4552 (Layout::free_list_): New data member.
4553 * main.cc (main): Print Free_list statistics.
4554 * object.cc (Relobj::finalize_incremental_relocs): Add
4555 clear_counts parameter; clear counts only when clear_counts is set.
4556 (Sized_relobj::Sized_relobj): Initialize new base class.
4557 (Sized_relobj::do_layout): Don't report special sections.
4558 (Sized_relobj::do_for_all_local_got_entries): New function.
4559 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
4560 symtab_off to all symbol table offsets.
4561 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
4562 * object.h (class Got_offset_list): Move to top of file.
4563 (Object::Object): Allow case where input_file == NULL.
4564 (Object::~Object): Likewise.
4565 (Object::input_file): Assert that input_file != NULL.
4566 (Object::lock): Allow case where input_file == NULL.
4567 (Object::unlock): Likewise.
4568 (Object::is_locked): Likewise.
4569 (Object::token): Likewise.
4570 (Object::release): Likewise.
4571 (Object::is_incremental): New function.
4572 (Object::get_mtime): New function.
4573 (Object::for_all_local_got_entries): New function.
4574 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
4575 (Object::set_is_in_system_directory): New function.
4576 (Object::is_in_system_directory): New function.
4577 (Object::do_is_incremental): New function.
4578 (Object::do_get_mtime): New function.
4579 (Object::do_for_all_local_got_entries): New function.
4580 (Object::is_in_system_directory_): New data member.
4581 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
4582 (class Sized_relobj_base): New class.
4583 (class Sized_relobj): Derive from Sized_relobj_base.
4584 (class Sized_relobj::Symbols): Redeclare from base class.
4585 (class Sized_relobj::local_got_offset_list): Remove.
4586 (class Sized_relobj::Output_sections): Redeclare from base class.
4587 (class Sized_relobj::do_for_all_local_got_entries): New function.
4588 (class Sized_relobj::write_local_symbols): Add offset parameter.
4589 (class Sized_relobj::local_symbol_offset_): Update comment.
4590 (class Sized_relobj::local_dynsym_offset_): Update comment.
4591 * options.cc (Input_arguments::add_file): Remove const.
4592 * options.h (Input_file_argument::Input_file_argument):
4593 Initialize arg_serial_ (all constructors).
4594 (Input_file_argument::set_arg_serial): New function.
4595 (Input_file_argument::arg_serial): New function.
4596 (Input_file_argument::arg_serial_): New data member.
4597 (Input_arguments::Input_arguments): Initialize file_count_.
4598 (Input_arguments::add_file): Remove const.
4599 (Input_arguments::number_of_input_files): New function.
4600 (Input_arguments::file_count_): New data member.
4601 (Command_line::number_of_input_files): Call
4602 Input_arguments::number_of_input_files.
4603 * output.cc (Output_segment_headers::Output_segment_headers):
4605 (Output_section::Input_section::current_data_size): New function.
4606 (Output_section::Output_section): Initialize new data members.
4607 (Output_section::add_input_section): Don't do merge sections for
4608 an incremental link; allocate space from free list for an
4610 (Output_section::add_output_section_data): Allocate space from
4611 free list for an incremental update.
4612 (Output_section::update_data_size): New function.
4613 (Output_section::set_fixed_layout): New function.
4614 (Output_section::reserve): New function.
4615 (Output_segment::set_section_addresses): Remove const.
4616 (Output_segment::set_section_list_addresses): Remove const; allocate
4617 space from free list for an incremental update.
4618 (Output_segment::set_offset): Adjust size of RELRO segment for an
4620 * output.h (Output_data::current_data_size): Move here from
4622 (Output_data::pre_finalize_data_size): New function.
4623 (Output_data::update_data_size): New function.
4624 (Output_section_headers::update_data_size): new function.
4625 (Output_section_data_build::current_data_size): Move to Output_data.
4626 (Output_data_strtab::update_data_size): New function.
4627 (Output_section::current_data_size): Move to Output_data.
4628 (Output_section::set_fixed_layout): New function.
4629 (Output_section::has_fixed_layout): New function.
4630 (Output_section::reserve): New function.
4631 (Output_section::update_data_size): New function.
4632 (Output_section::has_fixed_layout_): New data member.
4633 (Output_section::free_list_): New data member.
4634 (Output_segment::set_section_addresses): Remove const.
4635 (Output_segment::set_section_list_addresses): Remove const.
4636 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
4638 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
4640 * readsyms.cc (Read_symbols::do_read_symbols): Add library
4641 parameter when calling Add_symbols constructor; store argument
4642 serial number for members of a lib group.
4643 (Add_symbols::locks): Allow case where token == NULL.
4644 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
4645 (Read_member::~Read_member): New function.
4646 (Read_member::is_runnable): New function.
4647 (Read_member::locks): New function.
4648 (Read_member::run): New function.
4649 (Check_script::~Check_script): New function.
4650 (Check_script::is_runnable): New function.
4651 (Check_script::locks): New function.
4652 (Check_script::run): New function.
4653 (Check_library::~Check_library): New function.
4654 (Check_library::is_runnable): New function.
4655 (Check_library::locks): New function.
4656 (Check_library::run): New function.
4657 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
4658 (Add_symbols::library_): New data member.
4659 (class Read_member): New class.
4660 (class Check_script): New class.
4661 (class Check_library): New class.
4662 * reloc.cc (Read_relocs::is_runnable): Allow case where
4664 (Read_relocs::locks): Likewise.
4665 (Scan_relocs::locks): Likewise.
4666 (Relocate_task::locks): Likewise.
4667 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
4669 (Sized_relobj::incremental_relocs_scan): Fix comment.
4670 (Sized_relobj::do_relocate): Pass output file offset to
4671 write_local_symbols.
4672 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
4673 from class declaration.
4674 * script.cc (read_input_script): Allocate Script_info; pass
4675 argument serial number to report_script.
4676 * script.h (class Script_info): Move to incremental.h.
4677 * symtab.cc (Symbol_table::add_from_incrobj): New function.
4678 * symtab.h (Symbol_table::add_from_incrobj): New function.
4679 (Symbol_table::set_file_offset): New function.
4681 2011-04-05 Cary Coutant <ccoutant@google.com>
4683 * incremental-dump.cc (dump_incremental_inputs): Change signature
4684 to take a Sized_incremental_binary; change caller. Use readers
4685 in Sized_incremental_binary.
4687 (Sized_incremental_binary::find_incremental_inputs_sections):
4688 Rename do_find_incremental_inputs_sections to this.
4689 (Sized_incremental_binary::setup_readers): New function.
4690 (Sized_incremental_binary::do_check_inputs): Check
4691 has_incremental_info_ flag; move setup code to setup_readers;
4693 (Sized_incremental_binary::do_file_is_unchanged): New function.
4694 (Sized_incremental_binary::do_get_input_reader): New function.
4695 * incremental.h (class Incremental_binary): Move to end of file.
4696 (Incremental_binary::file_is_unchanged): New function.
4697 (Incremental_binary::do_file_is_unchanged): New function.
4698 (Incremental_binary::Input_reader): New class.
4699 (Incremental_binary::get_input_reader): New function.
4700 (class Sized_incremental_binary): Move to end of file.
4701 (Sized_incremental_binary::Sized_incremental_binary): Setup the
4702 input section reader classes.
4703 (Sized_incremental_binary::has_incremental_info): New function.
4704 (Sized_incremental_binary::inputs_reader): New function.
4705 (Sized_incremental_binary::symtab_reader): New function.
4706 (Sized_incremental_binary::relocs_reader): New function.
4707 (Sized_incremental_binary::got_plt_reader): New function.
4708 (Sized_incremental_binary::do_file_is_unchanged): New function.
4709 (Sized_incremental_binary::Sized_input_reader): New class.
4710 (Sized_incremental_binary::get_input_reader): New function.
4711 (Sized_incremental_binary::find_incremental_inputs_sections):
4712 Rename do_find_incremental_inputs_sections to this.
4713 (Sized_incremental_binary::setup_readers): New function.
4714 (Sized_incremental_binary::has_incremental_info_): New data member.
4715 (Sized_incremental_binary::inputs_reader_): New data member.
4716 (Sized_incremental_binary::symtab_reader_): New data member.
4717 (Sized_incremental_binary::relocs_reader_): New data member.
4718 (Sized_incremental_binary::got_plt_reader_): New data member.
4719 (Sized_incremental_binary::current_input_file_): New data member.
4721 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
4724 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
4727 2011-03-30 Cary Coutant <ccoutant@google.com>
4729 * archive.cc (Archive::include_member): Adjust call to report_object.
4730 (Add_archive_symbols::run): Add script_info to call to
4731 report_archive_begin.
4732 (Lib_group::include_member): Adjust call to report_object.
4733 (Add_lib_group_symbols::run): Adjust call to report_object.
4734 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
4735 blocks. Add object count for script input files.
4736 * incremental.cc (Incremental_inputs::report_archive_begin): Add
4737 script_info parameter; change all callers.
4738 (Incremental_inputs::report_object): Add script_info parameter;
4740 (Incremental_inputs::report_script): Store backpointer to
4741 incremental info entry.
4742 (Output_section_incremental_inputs::set_final_data_size): Record
4743 additional information for scripts.
4744 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4745 * incremental.h (Incremental_script_entry::add_object): New function.
4746 (Incremental_script_entry::get_object_count): New function.
4747 (Incremental_script_entry::get_object): New function.
4748 (Incremental_script_entry::objects_): New data member; adjust
4750 (Incremental_inputs::report_archive_begin): Add script_info parameter.
4751 (Incremental_inputs::report_object): Add script_info parameter.
4752 (Incremental_inputs_reader::get_object_count): New function.
4753 (Incremental_inputs_reader::get_object_offset): New function.
4754 * options.cc (Input_arguments::add_file): Return reference to
4756 * options.h (Input_argument::set_script_info): New function.
4757 (Input_argument::script_info): New function.
4758 (Input_argument::script_info_): New data member; adjust all
4760 (Input_file_group::add_file): Return reference to new input argument.
4761 (Input_file_lib::add_file): Likewise.
4762 (Input_arguments::add_file): Likewise.
4763 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
4764 * script.cc (Parser_closure::Parser_closure): Add script_info
4765 parameter; adjust all callers.
4766 (Parser_closure::script_info): New function.
4767 (Parser_closure::script_info_): New data member.
4768 (read_input_script): Report scripts earlier to incremental info.
4769 (script_add_file): Set script_info in Input_argument.
4770 (script_add_library): Likewise.
4771 * script.h (Script_options::Script_info): Rewrite class.
4773 2011-03-29 Cary Coutant <ccoutant@google.com>
4775 * archive.cc (Library_base::should_include_member): Move
4776 method here from class Archive.
4777 (Archive::Archive): Initialize base class.
4778 (Archive::should_include_member): Move to base class.
4779 (Archive::do_for_all_unused_symbols): New function.
4780 (Add_archive_symbols::run): Remove redundant access to
4782 (Lib_group::Lib_group): Initialize base class.
4783 (Lib_group::do_filename): New function.
4784 (Lib_group::include_member): Pass pointer to Lib_group to
4786 (Lib_group::do_for_all_unused_symbols): New function.
4787 (Add_lib_group_symbols::run): Report archive information for
4789 * archive.h (class Library_base): New base class.
4790 (class Archive): Derive from Library_base.
4791 (Archive::filename): Move to base class.
4792 (Archive::set_incremental_info): Likewise.
4793 (Archive::incremental_info): Likewise.
4794 (Archive::Should_include): Likewise.
4795 (Archive::should_include_member): Likewise.
4796 (Archive::Armap_entry): Remove.
4797 (Archive::Unused_symbol_iterator): Remove.
4798 (Archive::unused_symbols_begin): Remove.
4799 (Archive::unused_symbols_end): Remove.
4800 (Archive::do_filename): New function.
4801 (Archive::do_get_mtime): New function.
4802 (Archive::do_for_all_unused_symbols): New function.
4803 (Archive::task_): Move to base class.
4804 (Archive::incremental_info_): Likewise.
4805 (class Lib_group): Derive from Library_base.
4806 (Lib_group::do_filename): New function.
4807 (Lib_group::do_get_mtime): New function.
4808 (Lib_group::do_for_all_unused_symbols): New function.
4809 (Lib_group::task_): Move to base class.
4810 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
4812 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
4814 * incremental.cc (Incremental_inputs::report_archive_begin):
4815 Use Library_base; call library's get_mtime; add incremental inputs
4816 entry before members.
4817 (class Unused_symbol_visitor): New class.
4818 (Incremental_inputs::report_archive_end): Use Library_base; use
4819 visitor class to record unused symbols; don't add incremental inputs
4820 entry after members.
4821 (Incremental_inputs::report_object): Use Library_base.
4823 (Incremental_archive_entry::Incremental_archive_entry): Remove
4824 unused Archive parameter.
4825 (Incremental_inputs::report_archive_begin): Use Library_base.
4826 (Incremental_inputs::report_archive_end): Likewise.
4827 (Incremental_inputs::report_object): Likewise.
4828 * object.cc (Sized_relobj::do_for_all_global_symbols): New
4830 * object.h (Object::for_all_global_symbols): New function.
4831 (Object::do_for_all_global_symbols): New function.
4832 (Sized_relobj::do_for_all_global_symbols): New function.
4833 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
4835 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
4838 2011-03-27 Ian Lance Taylor <iant@google.com>
4840 * archive.cc (Archive::interpret_header): Return -1 if something
4841 goes wrong. Change callers accordingly.
4843 2011-03-25 Cary Coutant <ccoutant@google.com>
4845 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
4846 * testsuite/Makefile.in: Regenerate.
4848 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
4850 * plugin.cc (get_view): New.
4851 (Plugin::load): Pass get_view to the plugin.
4852 (Plugin_manager::get_view): New.
4854 2011-03-21 Ian Lance Taylor <iant@google.com>
4856 * testsuite/final_layout.sh: Rewrite to not use dc.
4857 * testsuite/relro_test.sh: Fail if dc is not present.
4859 2011-03-21 Sriraman Tallam <tmsriram@google.com>
4861 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
4863 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
4864 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
4866 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
4867 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
4869 2011-03-14 Ian Lance Taylor <iant@google.com>
4871 * script-sections.cc (Sort_output_sections::script_compare):
4872 Rename from is_before, change return type.
4873 (Sort_output_sections::operator()): Adjust accordingly.
4875 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
4878 * testsuite/odr_violation2.cc: Add comment to make all error line
4879 numbers double digits.
4880 * testsuite/debug_msg.sh: Adjust expected errors.
4882 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
4884 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
4885 but mark earlier ones as non-canonical
4886 (offset_to_iterator): Update search target and example
4887 (do_addr2line): Return extra lines in a vector*
4888 (format_file_lineno): Extract from do_addr2line
4889 (one_addr2line): Add vector* out-param
4890 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
4891 when a lineno entry appeared last for its instruction
4892 (Dwarf_line_info): Add vector* out-param
4893 * object.cc (Relocate_info): Pass NULL for the vector* out-param
4894 * symtab.cc (Odr_violation_compare): Include the lineno in the
4896 (linenos_from_loc): New. Combine the canonical line for an
4897 address with its other lines.
4898 (True_if_intersect): New. Helper functor to make
4899 std::set_intersection a query.
4900 (detect_odr_violations): Compare sets of lines instead of just
4901 one line for each function. This became less deterministic, but
4902 has fewer false positives.
4903 * symtab.h: Declarations.
4904 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
4905 mix an optimized and non-optimized object in the same binary
4906 (odr_violation2.so): Same.
4907 * testsuite/Makefile.in: Regenerate from Makefile.am.
4908 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
4909 * testsuite/debug_msg.sh: Update line numbers and add
4911 * testsuite/odr_violation1.cc: Use OdrDerived, in a
4912 non-optimized context.
4913 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
4914 isn't inlined, and use OdrDerived in an optimized context.
4915 * testsuite/odr_header1.h: Defines OdrDerived, where
4916 optimization will change the
4917 first-instruction-in-the-destructor's file and line number.
4918 * testsuite/odr_header2.h: Defines OdrBase.
4920 2011-03-09 Ian Lance Taylor <iant@google.com>
4922 * fileread.cc (File_read::clear_views): Don't delete the whole
4925 2011-03-08 Ian Lance Taylor <iant@google.com>
4928 * fileread.cc: #include <climits>.
4929 (GOLD_IOV_MAX): Define.
4930 (File_read::read_multiple): Limit number of entries by iov_max.
4931 * fileread.h (class File_read): Always set max_readv_entries to
4934 2011-03-07 Ian Lance Taylor <iant@google.com>
4937 * options.h (class General_options): Add -dy and -dn.
4939 2011-03-02 Cary Coutant <ccoutant@google.com>
4941 * testsuite/script_test_9.t: Add TLS segment.
4943 2011-03-02 Simon Baldwin <simonb@google.com>
4945 * configure.ac: Add check for gnu_indirect_function support in
4946 the toolchain building binutils.
4947 * configure: Rebuild.
4949 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
4951 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
4952 plugin only symbols.
4953 (Symbol_table::sized_finalize_symbol) Mark symbol only present
4954 in plugin files as not needed in the symbol table.
4956 2011-02-11 Sriraman Tallam <tmsriram@google.com>
4958 * output.cc (Output_section::add_input_section): Delay fill
4959 generation for section ordering.
4961 2011-02-09 Ian Lance Taylor <iant@google.com>
4964 * object.h (class Sized_relobj): Remove clear_local_symbols.
4965 * reloc.cc (Sized_relobj::do_relocate): Don't call
4966 clear_local_symbols.
4968 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
4970 * plugin.cc (is_visible_from_outside): Return true for symbols
4973 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
4975 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
4978 2011-02-02 Sriraman Tallam <tmsriram@google.com>
4980 * icf.h (is_section_foldable_candidate): Change type of parameter
4982 * icf.cc (Icf::find_identical_sections): Change type of local variable
4983 section_name to be std::string.
4984 (is_function_ctor_or_dtor): Change type of parameter to std::string.
4986 2011-01-25 Ian Lance Taylor <iant@google.com>
4988 * script.cc (script_add_extern): Rewrite to use
4989 add_symbol_reference.
4991 2011-01-25 Doug Kwan <dougkwan@google.com>
4993 * icf.cc (get_section_contents): Always lock section's object.
4995 2011-01-24 Ian Lance Taylor <iant@google.com>
4997 * options.h (class General_options): Accept
4998 --no-detect-odr-violations.
5000 2011-01-24 Ian Lance Taylor <iant@google.com>
5002 * version.cc (version_string): Bump to 1.11.
5004 2011-01-24 Ian Lance Taylor <iant@google.com>
5006 * plugin.cc (class Plugin_rescan): Define new class.
5007 (Plugin_manager::claim_file): Set any_claimed_.
5008 (Plugin_manager::save_archive): New function.
5009 (Plugin_manager::save_input_group): New function.
5010 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
5012 (Plugin_manager::new_undefined_symbol): New function.
5013 (Plugin_manager::rescan): New function.
5014 (Plugin_manager::rescannable_defines): New function.
5015 (Plugin_manager::add_input_file): Set any_added_.
5016 * plugin.h (class Plugin_manager): define new fields rescannable_,
5017 undefined_symbols_, any_claimed_, and any_added_. Declare
5018 Plugin_rescan as friend. Declare new functions.
5019 (Plugin_manager::Rescannable): Define type.
5020 (Plugin_manager::Rescannable_list): Define type.
5021 (Plugin_manager::Undefined_symbol_list): Define type.
5022 (Plugin_manager::Plugin_manager): Initialize new fields.
5023 * archive.cc (Archive::defines_symbol): New function.
5024 (Add_archive_symbols::run): Pass archive to plugins if any.
5025 * archive.h (class Archive): Declare defines_symbol.
5026 * readsyms.cc (Input_group::~Input_group): New function.
5027 (Finish_group::run): Pass input_group to plugins if any.
5028 * readsyms.h (class Input_group): Declare destructor.
5029 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
5032 2011-01-10 Ian Lance Taylor <iant@google.com>
5034 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
5036 (Layout::set_segment_offsets): Reset increase_relro before calling
5037 set_section_addresses a second time.
5039 2011-01-04 Cary Coutant <ccoutant@google.com>
5041 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
5042 sections before NOBITS sections.
5044 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
5046 * version.cc (print_version): Update copyright to 2011.
5048 2010-12-23 Cary Coutant <ccoutant@google.com>
5050 * output.h (Output_data_reloc::add_output_section): Pass OD instead
5051 of OS to this->add. Add OD parameter to second form of the function.
5053 2010-12-20 Ian Lance Taylor <iant@google.com>
5055 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
5056 second of two consecutive entries with same offset.
5058 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5060 * testsuite/Makefile.am (ifuncmain2static_LDADD)
5061 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
5062 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
5063 to avoid unneeded links against $(LDADD).
5064 * testsuite/Makefile.in: Regenerate.
5066 2010-12-15 Ian Lance Taylor <iant@google.com>
5069 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
5070 for R_X86_64_32 and R_X86_64_PC32.
5071 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
5072 ver_matching_def_pic.o.
5073 (ver_matching_def_pic.o): New target.
5075 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5077 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
5078 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
5079 Move definition before File_read::View member definitions.
5080 (File_read::View::~View): Initialize and hold lock before
5081 updating current_mapped_bytes.
5083 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5085 * dwarf_reader.cc: Remove outdated comment.
5086 * gold-threads.cc: Fix typo in error message.
5087 * archive.cc: Fix typos in comments.
5088 * archive.h: Likewise.
5089 * arm-reloc-property.cc: Likewise.
5090 * arm-reloc-property.h: Likewise.
5091 * arm-reloc.def: Likewise.
5093 * attributes.h: Likewise.
5094 * cref.cc: Likewise.
5095 * ehframe.cc: Likewise.
5096 * fileread.h: Likewise.
5098 * i386.cc: Likewise.
5100 * incremental.h: Likewise.
5101 * int_encoding.cc: Likewise.
5102 * layout.h: Likewise.
5103 * main.cc: Likewise.
5104 * merge.h: Likewise.
5105 * object.cc: Likewise.
5106 * object.h: Likewise.
5107 * options.cc: Likewise.
5108 * readsyms.cc: Likewise.
5109 * reduced_debug_output.cc: Likewise.
5110 * reloc.cc: Likewise.
5111 * script-sections.cc: Likewise.
5112 * sparc.cc: Likewise.
5113 * symtab.h: Likewise.
5114 * target-reloc.h: Likewise.
5115 * target.cc: Likewise.
5116 * target.h: Likewise.
5117 * timer.cc: Likewise.
5118 * timer.h: Likewise.
5119 * x86_64.cc: Likewise.
5121 2010-12-09 Cary Coutant <ccoutant@google.com>
5123 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
5125 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
5126 parameter; change all callers.
5127 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
5128 * options.h (warn_execstack): New option.
5130 2010-12-07 Doug Kwan <dougkwan@google.com>
5132 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
5133 like function call relocations.
5135 2010-12-07 Ian Lance Taylor <iant@google.com>
5137 * archive.cc (Archive::get_elf_object_for_member): Permit
5138 punconfigured to be NULL.
5139 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
5140 (Archive::include_member): Pass NULL to get_elf_object_for_member
5141 if we searched for the archive and this is the first included
5144 2010-12-01 Ian Lance Taylor <iant@google.com>
5146 * dwarf_reader.h (class Sized_dwarf_line_info): Add
5147 track_relocs_type_ field.
5148 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5149 Set track_relocs_type_.
5150 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
5151 contents when using RELA relocs.
5152 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
5154 * reloc.cc (Track_relocs::next_addend): New function.
5155 * reloc.h (class Track_relocs): Declare next_addend.
5157 2010-12-01 Ian Lance Taylor <iant@google.com>
5159 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
5162 2010-12-01 Ian Lance Taylor <iant@google.com>
5164 * README: Update compilers known to work and fail.
5166 2010-11-23 Matthias Klose <doko@ubuntu.com>
5168 * configure.in: For --enable-gold, handle value `default' instead of
5169 `both*'. Always install ld as ld.bfd, install as ld if gold is
5171 * configure: Regenerate.
5173 2010-11-18 Doug Kwan <dougkwan@google.com>
5175 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
5176 and right_alignment to be zero. Store result alignment only if it is
5177 greater than existing alignment.
5179 2010-11-16 Cary Coutant <ccoutant@google.com>
5182 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5183 Check for ".zdebug_line".
5185 2010-11-16 Doug Kwan <dougkwan@google.com>
5186 Cary Coutant <ccoutant@google.com>
5188 * output.h (Output_segment::set_section_addresses): Pass increase_relro
5189 by reference; adjust all callers.
5190 * output.cc (Output_segment::set_section_addresses): Adjust references
5191 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
5193 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
5194 end at page boundary.
5196 2010-11-16 Cary Coutant <ccoutant@google.com>
5199 * layout.cc (Layout::choose_output_section): Transform names of
5200 compressed sections even when using a script with a SECTIONS clause.
5201 (Layout::output_section_name): Remove code to transform
5202 compressed debug section names.
5203 * output.cc (Output_section::add_input_section): Use uncompressed
5204 section size when tracking input sections.
5206 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
5208 * symtab.h (Symbol::NON_PIC_REF): Remove.
5209 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
5210 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
5211 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
5212 (Symbol::use_plt_offset): Take a flags argument and pass it
5213 directly to needs_dynamic_reloc. Restrict check for undefined
5214 weak symbols to function calls.
5215 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
5216 (Target_arm::Scan::global): Use it.
5217 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
5218 (Target_arm::Relocate::relocate): Likewise.
5219 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
5220 parameter with an r_type parameter. Use get_reference_flags
5222 (Target_arm::Relocate::relocate): Update accordingly.
5223 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
5224 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
5225 (Target_i386::Scan::global): Likewise.
5226 (Target_i386::Relocate::relocate): Likewise.
5227 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
5228 parameter with an r_type parameter. Use get_reference_flags
5230 (Target_i386::Relocate::relocate): Update accordingly.
5231 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
5232 (Target_powerpc::Scan::global): Use it.
5233 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
5234 (Target_powerpc::Relocate::relocate): Likewise.
5235 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
5236 (Target_sparc::Scan::global): Use it.
5237 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
5238 (Target_sparc::Relocate::relocate): Likewise.
5239 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
5240 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
5241 (Target_x86_64::Scan::global): Likewise.
5242 (Target_x86_64::Relocate::relocate): Likewise.
5244 2010-11-08 Doug Kwan <dougkwan@google.com>
5245 Cary Coutant <ccoutant@google.com>
5247 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
5248 (Arm_exidx_merge_section::section_contents_): New data member.
5249 (Arm_input_section::Arm_input_section): Initialize original_contents_.
5250 (Arm_input_section::~Arm_input_section): De-allocate memory.
5251 (Arm_input_section::original_contents_): New data member.
5252 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
5253 in parameters instead of calling Object::section_contents without
5255 (Arm_output_section::group_section): New parameter TASK. Pass it
5256 to callees that need locking objects.
5257 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
5258 to lock EXIDX input sections. Fix a formatting issue. Call
5259 Arm_exidx_merged_section::build_contents to create merged section
5261 (Arm_output_section::create_stub_group): New parameter TASK. Use it
5262 to lock object of stub table owner.
5263 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
5264 TEXT_SIZE to initialize data member TEXT_SIZE_.
5265 (Arm_exidx_input_section::addralign): Fix typo in comment.
5266 (Arm_exidx_input_section::text_size): New method.
5267 (Target_arm::do_relax): New parameter TASK. Pass it to callees
5268 that require locking objects. Lock objects before scanning for stubs
5269 and updating local symbols.
5270 (Arm_input_section<big_endian>::init): Copy contents of original
5272 (Arm_input_section<big_endian>::do_write): Use saved contents of
5273 original input section instead of calling Object::section_contents
5275 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
5276 size without calling Object::section_size().
5277 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
5278 for size. Allocate a buffer for merged EXIDX entries.
5279 (Arm_exidx_merged_section::build_contents): New method.
5280 (Arm_exidx_merged_section::do_write): Move merge section contents
5281 building code to Arm_exidx_merged_section::build_contetns. Write
5282 out contetns in buffer instead of building it on the fly.
5283 (Arm_relobj::make_exidx_input_section): Also pass text section size
5284 to Arm_exidx_input_section constructor.
5285 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
5286 (Arm_dynobj::do_read_symbols): Fix memory leak.
5287 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
5288 * target.h: (class Task): Add forward declaration.
5289 (Target::relax): Add new parameter TASK and pass it to
5291 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
5293 2010-11-05 Cary Coutant <ccoutant@google.com>
5296 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
5297 object when reading from the file.
5298 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
5300 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
5301 when reading section contents.
5302 (get_section_contents): Likewise.
5303 (icf::find_identical_sections): Likewise.
5304 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
5305 object when reading from the file.
5306 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
5307 the object when doing deferred section layout.
5309 2010-11-03 Nick Clifton <nickc@redhat.com>
5312 * script.h (class Symbol_assignment: name): New member. Returns
5313 the name of the symbol.
5314 * scrfipt.cc (Script_options::is_pending_assignment): New member.
5315 Returns true if the given symbol name is on the list of
5316 assignments wating to be processed.
5317 * archive.cc (should_incldue_member): If the symbol is undefined,
5318 check to see if it is on the list of symbols pending assignment.
5320 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
5322 * script-sections.cc (Script_sections::find_memory_region): Check
5323 for a NULL output section pointer.
5325 2010-10-29 Doug Kwan <dougkwan@google.com>
5327 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
5328 Output_section::add_relaxed_input_section.
5329 * output.cc (Output_section::add_relaxed_input_section): Add new
5330 arguments LAYOUT and NAME. Set section order index.
5331 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5332 Copy section order index.
5333 * output.h (Output_section::add_relaxed_input_section): Add new
5334 arguments LAYOUT and NAME.
5336 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5338 * testsuite/Makefile.am: Move gcctestdir/ld rule to
5339 NATIVE_OR_CROSS_LINKER.
5340 * testsuite/Makefile.in: Regenerate.
5342 2010-10-20 Doug Kwan <dougkwan@google.com>
5344 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
5345 without SHF_LINK_ORDER flags.
5346 * layout.cc (Layout::choose_output_section): Do not filter
5347 SHF_LINK_ORDER flag in a relocatable link.
5349 2010-10-17 Cary Coutant <ccoutant@google.com>
5351 * output.h (Output_segment::set_section_addresses): Change function
5352 signature. Update all callers.
5353 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
5355 (Output_segment::set_section_addresses): Align after last TLS
5356 section. Add padding before last relro section instead of after.
5358 2010-10-17 Doug Kwan <dougkwan@google.com>
5360 * gold/arm.cc (Target_arm::got_section): Use correct order and set
5361 GOT output section to be writable.
5363 2010-10-14 Cary Coutant <ccoutant@google.com>
5365 * debug.h (DEBUG_INCREMENTAL): New flag.
5366 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
5367 * gold.cc (queue_initial_tasks): Check parameters for incremental link
5369 * incremental.cc (report_command_line): Ignore all forms of
5371 * layout.cc (Layout::Layout): Check parameters for incremental link
5373 * options.cc (General_options::parse_incremental): New function.
5374 (General_options::parse_no_incremental): New function.
5375 (General_options::parse_incremental_full): New function.
5376 (General_options::parse_incremental_update): New function.
5377 (General_options::incremental_mode_): New data member.
5378 (General_options::finalize): Check incremental_mode_.
5379 * options.h (General_options): Update help text for --incremental.
5380 Add --no-incremental, --incremental-full, --incremental-update.
5381 (General_options::Incremental_mode): New enum type.
5382 (General_options::incremental_mode): New function.
5383 (General_options::incremental_mode_): New data member.
5384 * parameters.cc (Parameters::incremental_mode_): New data member.
5385 (Parameters::set_options): Set incremental_mode_.
5386 (Parameters::set_incremental_full): New function.
5387 (Parameters::incremental): New function.
5388 (Parameters::incremental_update): New function.
5389 (set_parameters_incremental_full): New function.
5390 * parameters.h (Parameters::set_incremental_full): New function.
5391 (Parameters::incremental): New function.
5392 (Parameters::incremental_update): New function.
5393 (Parameters::incremental_mode_): New data member.
5394 (set_parameters_incremental_full): New function.
5395 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
5396 incremental link mode.
5397 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
5398 (Sized_relobj::do_relocate_sections): Likewise.
5399 * testsuite/Makefile.am (incremental_test): Use --incremental-full
5401 * testsuite/Makefile.in: Regenerate.
5402 * testsuite/incremental_test.sh: Filter all forms of --incremental.
5404 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5406 * script-sections.h (class Script_sections): Make
5407 Sections_elements typedef public.
5408 * script-sections.cc (class Sort_output_sections): Add elements_
5409 field. Add constructor which sets it; change all callers.
5410 (Sort_output_sections::is_before): New function.
5411 (Sort_output_sections::operator()): Call is_before.
5412 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
5414 * testsuite/script_test_10.sh: New test. Test script section
5416 * testsuite/script_test_10.t: Likewise.
5417 * testsuite/script_test_10.s: Likewise.
5418 * testsuite/Makefile.am: Wrap the cross linker tests and the
5419 common tests into NATIVE_OR_CROSS_LINKER.
5420 (check_SCRIPTS): Add script_test_10.sh.
5421 (check_DATA): Add script_test_10.stdout.
5422 (script_test_10.o, script_test_10): New targets.
5423 (script_test_10.stdout): New target.
5424 * configure, testsuite/Makefile.in: Regenerate.
5426 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5428 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
5429 error for the deprecated relocations.
5430 (Target_arm::Scan::global): Likewise.
5431 (Target_arm::Relocate::relocate): Likewise.
5433 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
5435 * fileread.cc (Input_file::find_file): Initialize *found_name
5436 and *namep when using the fallback search for case 4.
5438 2010-10-11 Cary Coutant <ccoutant@google.com>
5440 * options.h (class General_options): Redefine -z lazy as an alias for
5441 the negation of -z now.
5443 2010-10-11 Ian Lance Taylor <iant@google.com>
5445 * resolve.cc (symbol_to_bits): Report the value of the unsupported
5448 2010-10-06 Nick Clifton <nickc@redhat.com>
5450 * script-sections.cc(class Memory_region): Remove
5451 current_lma_offset_ field. Rename current_vma_offset_ to
5452 current_offset_. Add last_section_ field.
5453 (Memory_region::get_current_vma_address): Rename to
5454 get_current_address.
5455 (Memory_region::get_current_lma_address): Delete.
5456 (Memory_region::increment_vma_offset): Rename to
5458 (Memory_region::increment_lma_offset): Delete.
5459 (Memory_region::attributes_compatible): New method. Returns
5460 true if the provided section is compatible with the region.
5461 (Memory_region::get_last_section): New method. Returns the last
5462 section to use the region.
5463 (Memory_region::set_last_section): New method. Stores the last
5464 section to use the region.
5465 (Script_sections::block_in_region): New method. Returns true if
5466 a block of memory is contained within a region.
5467 (Script_sections::find_memory_region): New method. Locates a
5468 memory region to be used to set a VMA or LMA address.
5469 (Output_section_definition::set_section_addresses): Add code to
5470 check for addresses set by memory regions.
5471 (Output_segment::set_section_addresses): Remove memory region
5473 (Script_sections::create_segment): Add a warning if a header
5474 segment is created outside of any region.
5475 * script-sections.h (class Script_sections): Add prototypes for
5476 find_memory_region and block_in_region methods.
5477 * testsuite/memory_test.s: Use .long instead of .word.
5478 * testsuite/memory_test.t: Add some more output sections.
5479 * testsuite/memory_test.sh: Update expected output.
5481 2010-10-02 Doug Kwan <dougkwan@google.com>
5483 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
5484 defintion to symtab.h
5485 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
5486 declaration to defintion.
5488 2010-10-01 Nick Clifton <nickc@redhat.com>
5490 * expression.cc (eval): Replace dummy argument with NULL.
5491 (eval_maybe_dot): Check for a NULL result section pointer.
5492 (Symbol_expression::value): Likewise.
5493 (Dot_expression::value): Likewise.
5494 (BINARY_EXPRESSION): Likewise.
5495 (Max_expression::value): Likewise.
5496 (Min_expression::value): Likewise.
5497 (Absolute_expression::value): Likewise.
5498 (Addr_expression::value_from_output_section): Likewise.
5499 (Loaddddr_expression::value_from_output_section): Likewise.
5500 (Segment_start_expression::value): Likewise.
5501 * script-sections.cc
5502 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
5504 (Sections_elememt_dot_assignment::set_section_addresses):
5506 (Output_data_expression::do_write_to_buffer): Likewise.
5507 (Output_section_definition::finalize_symbols): Likewise.
5508 (Output_section_definition::set_section_addresses): Likewise.
5510 2010-09-30 Doug Kwan <dougkwan@google.com>
5512 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
5514 2010-09-28 Sriraman Tallam <tmsriram@google.com>
5516 * target.h (Target::can_icf_inline_merge_sections): New virtual
5518 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
5520 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
5522 * icf.cc (get_section_contents): Inline merge sections only when
5525 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5527 * configure: Regenerate.
5529 2010-09-17 Ian Lance Taylor <iant@google.com>
5531 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
5532 * testsuite/Makefile.am (memory_test.o): New target.
5533 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
5535 * testsuite/Makefile.in: Rebuild.
5537 2010-09-17 Doug Kwan <dougkwan@google.com>
5539 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
5540 defintion if relocation uses GOT entries of the symbol.
5541 * testsuite/icf_safe_test.sh: Fix test.
5542 * testsuite/icf_safe_so_test.sh: Fix test.
5544 2010-09-16 Cary Coutant <ccoutant@google.com>
5546 * script_sections.cc (class Memory_region): Remove "NULL" from
5547 vector initializations.
5549 2010-09-15 Cary Coutant <ccoutant@google.com>
5551 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
5552 Resolve forwarding symbols.
5554 2010-09-15 Doug Kwan <dougkwan@google.com>
5556 * gold/testsuite/script_test_3.t: Add ARM special sections.
5557 * gold/testsuite/script_test_4.t: Same.
5558 * gold/testsuite/script_test_5.t: Same.
5559 * gold/testsuite/script_test_6.t: Same.
5560 * gold/testsuite/script_test_7.t: Same.
5561 * gold/testsuite/script_test_7.t: Same.
5562 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
5564 2010-09-14 Cary Coutant <ccoutant@google.com>
5566 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
5567 (Target_x86_64::Relocate::relocate_tls): Replace check for
5568 saw_tls_block_reloc_ with test for executable section.
5570 2010-09-12 Cary Coutant <ccoutant@google.com>
5572 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
5573 position-independent executables to shared libraries need dynamic
5575 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
5576 position-independent executables.
5577 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
5578 * testsuite/Makefile.in: Regenerate.
5580 2010-09-10 Nick Clifton <nickc@redhat.com>
5583 * testsuite/memory_test.t: Discard any sections that are not
5586 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
5589 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
5590 "This::" to work around a bug in gcc 4.2.
5592 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
5594 2010-09-09 Rafael Espindola <espindola@google.com>
5596 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
5597 sections with different PF_X flags in the same segment.
5598 (Layout::find_first_load_seg): Search all segments to find the first
5600 * options.h (rosegment): New.
5602 2010-09-08 Rafael Espindola <espindola@google.com>
5604 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
5606 2010-09-08 Doug Kwan <dougkwan@google.com>
5608 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
5609 (Arm_relobj::do_relocate_sections): Add new parameter for output
5610 file to match the parent.
5611 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
5612 of local symbols instead of input values. Update code to track
5613 changes in gold::relocate_section.
5614 * object.cc (Sized_relobj::compute_final_local_value): New methods.
5615 (Sized_relobj::compute_final_local_value_internal): New methods.
5616 (Sized_relobj::do_finalize_local_symbols): Move code from loop
5617 body into private version of Sized_relobj::compute_final_local_value.
5618 Call the inline method.
5619 * object.h (Symbol_value::Symbol_value): Define destructor. Free
5620 merged symbol value if there is one.
5621 (Symbol_value::has_output_value): New method defintiion.
5622 (Sized_relobj::Compute_final_local_value_status): New enum type.
5623 (Sized_relobj::compute_final_local_value): New methods.
5624 (Sized_relobj::compute_final_local_value_internal): New methods.
5625 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
5626 and arm_cortex_a8.sh.
5627 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
5628 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
5630 * Makefile.in: Regenerate.
5631 * testsuite/arm_bl_out_of_range.s: Update test.
5632 * testsuite/thumb_bl_out_of_range.s: Ditto.
5633 * testsuite/thumb_blx_out_of_range.s: Ditto.
5634 * testsuite/arm_branch_out_of_range.sh: New file.
5635 * testsuite/arm_cortex_a8.sh: Ditto.
5636 * testsuite/arm_cortex_a8_b.s: Ditto.
5637 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
5638 * testsuite/arm_cortex_a8_b_local.s: Ditto.
5639 * testsuite/arm_cortex_a8_bl.s: Ditto.
5640 * testsuite/arm_cortex_a8_blx.s: Ditto.
5641 * testsuite/arm_cortex_a8_local.s: Ditto.
5642 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
5643 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
5645 2010-09-08 Rafael Espindola <espindola@google.com>
5647 * Makefile.am (memory_test.stdout): Run readelf with -W.
5648 * Makefile.in: Regenerate.
5649 * testsuite/memory_test.sh: Make the regexps accept both 32 and
5652 2010-09-08 Rafael Espindola <espindola@google.com>
5654 * script-sections.cc (Script_sections::add_memory_region): Convert
5655 field precision to int.
5656 * script.cc (script_set_section_region, script_set_section_region):
5657 Convert field precision to int.
5659 2010-09-08 Rafael Espindola <espindola@google.com>
5661 * arm.cc (do_finalize_sections): Create the __exidx_start and
5662 __exdix_end symbols even when the section is missing.
5664 2010-09-08 Nick Clifton <nickc@redhat.com>
5666 * README: Remove claim that MEMORY is not supported.
5667 * expression.cc (script_exp_function_origin)
5668 (script_exp_function_length): Move from here to ...
5669 * script.cc: ... here.
5670 (script_set_section_region, script_add_memory)
5671 (script_parse_memory_attr, script_include_directive): New
5673 * script-sections.cc
5674 (class Memory_region): New class.
5675 (class Output_section_definition): Add set_memory_region,
5676 set_section_vma, set_section_lma and get_section_name methods.
5677 (class Script_Sections): Add add_memory_region,
5678 find_memory_region, find_memory_region_origin,
5679 find_memory_region_length and set_memory_region methods.
5680 Have set_section_addresses method walk the list of set memory
5682 Extend the print methos to display memory regions.
5683 * script-sections.h: Add prototypes for new methods.
5684 Add enum for MEMORY region attributes.
5685 * yyscript.y: Add support for parsing MEMORY regions.
5686 * script-c.h: Add prototypes for new functions.
5687 * testsuite/Makefile.am: Add test of MEMORY region functionality.
5688 * testsuite/Makefile.in: Regenerate.
5689 * testsuite/memory_test.sh: New script.
5690 * testsuite/memory_test.s: New assembler source file.
5691 * testsuite/memory_test.t: New linker script.
5693 2010-08-27 Doug Kwan <dougkwan@google.com>
5695 * gold/resolve.cc (Symbol_table::should_override): Let a weak
5696 reference override an existing dynamic weak reference.
5697 * testsuite/Makefile.am: Add new test dyn_weak_ref.
5698 * testsuite/Makefile.in: Regenerate.
5699 * testsuite/dyn_weak_ref.sh: New file.
5700 * testsuite/dyn_weak_ref_1.c: Ditto.
5701 * testsuite/dyn_weak_ref_2.c: Ditto.
5703 2010-08-27 Ian Lance Taylor <iant@google.com>
5705 * incremental.h (class Incremental_input_entry): Add virtual
5708 2010-08-27 Ian Lance Taylor <iant@google.com>
5710 * testsuite/start_lib_test_3.c: Mark t3 as used.
5712 2010-08-27 Nick Clifton <nickc@redhat.com>
5714 * options.cc (version_script): Fix small typo in previous
5717 2010-08-25 Nick Clifton <nickc@redhat.com>
5719 * archive.cc: Formatting fixes: Remove whitespace between
5720 typename and following asterisk. Remove whitespace between
5721 function name and opening parenthesis.
5722 * archive.h: Likewise.
5724 * attributes.cc: Likewise.
5725 * attributes.h: Likewise.
5726 * common.cc: Likewise.
5727 * copy-relocs.cc: Likewise.
5728 * dirsearch.h: Likewise.
5729 * dynobj.cc: Likewise.
5730 * ehframe.cc: Likewise.
5731 * ehframe.h: Likewise.
5732 * expression.cc: Likewise.
5733 * fileread.cc: Likewise.
5734 * fileread.h: Likewise.
5736 * gold-threads.cc: Likewise.
5737 * gold.cc: Likewise.
5738 * i386.cc: Likewise.
5740 * incremental-dump.cc: Likewise.
5741 * incremental.cc: Likewise.
5742 * layout.cc: Likewise.
5743 * layout.h: Likewise.
5744 * main.cc: Likewise.
5745 * merge.cc: Likewise.
5746 * merge.h: Likewise.
5747 * object.cc: Likewise.
5748 * object.h: Likewise.
5749 * options.cc: Likewise.
5750 * options.h: Likewise.
5751 * output.cc: Likewise.
5752 * output.h: Likewise.
5753 * plugin.cc: Likewise.
5754 * plugin.h: Likewise.
5755 * powerpc.cc: Likewise.
5756 * reloc.cc: Likewise.
5757 * script-c.h: Likewise.
5758 * script-sections.cc: Likewise.
5759 * script.cc: Likewise.
5760 * stringpool.cc: Likewise.
5761 * symtab.cc: Likewise.
5762 * symtab.h: Likewise.
5763 * target.cc: Likewise.
5764 * timer.cc: Likewise.
5765 * timer.h: Likewise.
5766 * version.cc: Likewise.
5767 * x86_64.cc: Likewise.
5769 2010-08-24 Nick Clifton <nickc@redhat.com>
5772 * layout.cc (segment_precedes): Sort segments by their physical
5773 addresses, if they have been set.
5775 2010-08-23 Cary Coutant <ccoutant@google.com>
5777 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
5779 (Lib_group::include_member): Unlock object after deleting its
5781 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
5784 2010-08-19 Neil Vachharajani <nvachhar@google.com>
5785 Cary Coutant <ccoutant@google.com>
5787 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
5788 constructor, and set_blocker.
5789 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
5791 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
5792 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
5793 * testsuite/Makefile.am (start_lib_test): New test case.
5794 * testsuite/Makefile.in: Regenerate.
5795 * testsuite/start_lib_test_main.c: New file.
5796 * testsuite/start_lib_test_1.c: New file.
5797 * testsuite/start_lib_test_2.c: New file.
5798 * testsuite/start_lib_test_3.c: New file.
5800 2010-08-19 Ian Lance Taylor <iant@google.com>
5802 * Makefile.in: Rebuild with automake 1.11.1.
5803 * aclocal.m4: Likewise.
5804 * testsuite/Makefile.in: Likewise.
5806 2010-08-19 Ian Lance Taylor <iant@google.com>
5809 * i386.cc (class Output_data_plt_i386): Update declarations.
5810 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
5811 local_ifuncs_ fields.
5812 (Target_i386::do_plt_section_for_global): New function.
5813 (Target_i386::do_plt_section_for_local): New function.
5814 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
5815 parameter; change all callers. Initialize global_ifuncs_ and
5816 local_ifuncs_. If doing a static link define __rel_iplt_start and
5818 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
5819 (Output_data_plt_i386::add_local_ifunc_entry): New function.
5820 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
5822 (Target_i386::make_plt_section): New function, broken out of
5823 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
5824 (Target_i386::make_plt_entry): Call make_plt_section.
5825 (Target_i386::make_local_ifunc_plt_entry): New function.
5826 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
5827 (Target_i386::Scan::local): Handle IFUNC symbols. Add
5828 R_386_IRELATIVE to switch.
5829 (Target_i386::Scan::global): Likewise.
5830 (Target_i386::Relocate::relocate): Likewise.
5831 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
5833 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
5834 (Target_x86_64::do_plt_section_for_global): New function.
5835 (Target_x86_64::do_plt_section_for_local): New function.
5836 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
5837 parameter; change all callers. If doing a static link define
5838 __rela_iplt_start and __rela_iplt_end.
5839 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
5840 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
5841 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
5843 (Target_x86_64::make_local_ifunc_plt_entry): New function.
5844 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
5846 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
5847 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
5848 R_X86_64_IRELATIVE to switch.
5849 (Target_x86_64::Scan::global): Likewise.
5850 (Target_x86_64::Relocate::relocate): Likewise.
5851 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
5853 * target.h (class Target): Add plt_section_for_global and
5854 plt_section_for_local functions. Add do_plt_section_for_global
5855 and do_plt_section_for_local virtual functions.
5856 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
5857 clarifying comments.
5858 (Symbol::use_plt_offset): Handle IFUNC symbol.
5859 * object.cc (Sized_relobj::Sized_relobj): Initialize
5861 (Sized_relobj::local_has_plt_offset): New function.
5862 (Sized_relobj::local_plt_offset): New function.
5863 (Sized_relobj::set_local_plt_offset): New function.
5864 (Sized_relobj::do_count): Handle IFUNC symbol.
5865 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
5866 a bit away from input_shndx_ field. Add set_is_func_symbol and
5867 is_ifunc_symbol functions.
5868 (class Sized_relobj): Update declarations. Remove Tls_got_entry
5869 and Local_tls_got_offsets. Define Local_plt_offsets. Add
5870 local_plt_offsets_ field.
5871 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
5872 * output.h (class Output_section_data): Add non-const
5873 output_section function.
5874 (class Output_data_got): Update declarations.
5875 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
5876 Add use_plt_offset parameter to global and local constructors.
5877 Change all callers. Change local_sym_index_ field to 31 bits.
5878 Change GSYM_CODE and CONSTANT_CODE accordingly.
5879 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
5880 doing a static link don't set sh_link field.
5881 (Output_data_got::Got_entry::write): Use PLT offset if
5883 (Output_data_got::add_global_plt): New function.
5884 (Output_data_got::add_local_plt): New function.
5885 * target-reloc.h (relocate_section): Handle IFUNC symbol.
5886 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
5887 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
5888 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
5889 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
5891 * testsuite/ifunc-sel.h: New file.
5892 * testsuite/ifuncmain1.c: New file.
5893 * testsuite/ifuncmain1vis.c: New file.
5894 * testsuite/ifuncmod1.c: New file.
5895 * testsuite/ifuncdep2.c: New file.
5896 * testsuite/ifuncmain2.c: New file.
5897 * testsuite/ifuncmain3.c: New file.
5898 * testsuite/ifuncmod3.c: New file.
5899 * testsuite/ifuncmain4.c: New file.
5900 * testsuite/ifuncmain5.c: New file.
5901 * testsuite/ifuncmod5.c: New file.
5902 * testsuite/ifuncmain6pie.c: New file.
5903 * testsuite/ifuncmod6.c: New file.
5904 * testsuite/ifuncmain7.c: New file.
5905 * configure, testsuite/Makefile.in: Rebuild.
5907 2010-08-18 Ian Lance Taylor <iant@google.com>
5910 (Output_section_incremental_inputs::write_input_files): Add cast
5911 to avoid signed/unsigned comparison warning.
5912 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5914 2010-08-12 Cary Coutant <ccoutant@google.com>
5916 * common.cc (Sort_commons::operator()): Remove unnecessary code.
5918 2010-08-13 Ian Lance Taylor <iant@google.com>
5920 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
5922 2010-08-12 Cary Coutant <ccoutant@google.com>
5923 Doug Kwan <dougkwan@google.com>
5925 * resolve.cc (Symbol_table::should_override): When a weak dynamic
5926 defintion overrides non-weak undef, remember that the original undef
5928 * symtab.cc (Symbol_table::sized_write_global): For undef without
5929 an original weak binding, set binding to global in output.
5930 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
5931 * testsuite/Makefile.in: Regenerate.
5932 * testsuite/strong_ref_weak_def.sh: New file.
5933 * testsuite/strong_ref_weak_def_1.c: Ditto.
5934 * testsuite/strong_ref_weak_def_2.c: Ditto.
5936 2010-08-12 Cary Coutant <ccoutant@google.com>
5938 * testsuite/incremental_test.sh: Rewrite.
5939 * testsuite/incremental_test_1.c: Rewrite.
5940 * testsuite/incremental_test_2.c: Rewrite.
5942 2010-08-12 Cary Coutant <ccoutant@google.com>
5944 * arm.cc (Target_arm::got_size): Add const.
5945 (Target_arm::got_entry_count): New function.
5946 (Target_arm::plt_entry_count): New function.
5947 (Target_arm::first_plt_entry_offset): New function.
5948 (Target_arm::plt_entry_size): New function.
5949 (Output_data_plt_arm::entry_count): New function.
5950 (Output_data_plt_arm::first_plt_entry_offset): New function.
5951 (Output_data_plt_arm::get_plt_entry_size): New function.
5952 * i386.cc (Target_i386::got_size): Add const.
5953 (Target_i386::got_entry_count): New function.
5954 (Target_i386::plt_entry_count): New function.
5955 (Target_i386::first_plt_entry_offset): New function.
5956 (Target_i386::plt_entry_size): New function.
5957 (Output_data_plt_i386::entry_count): New function.
5958 (Output_data_plt_i386::first_plt_entry_offset): New function.
5959 (Output_data_plt_i386::get_plt_entry_size): New function.
5960 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
5961 find_incremental_inputs_sections. Dump incremental_got_plt section.
5962 * incremental.cc: Include target.h.
5963 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
5964 parameter. Adjust all callers. Find incremental_got_plt section.
5965 (Incremental_inputs::create_data_sections): Create incremental_got_plt
5967 (Output_section_incremental_inputs::set_final_data_size): Calculate
5968 size of incremental_got_plt section.
5969 (Output_section_incremental_inputs::do_write): Write the
5970 incremental_got_plt section.
5971 (Got_plt_view_info): New struct.
5972 (Local_got_offset_visitor): New class.
5973 (Global_got_offset_visitor): New class.
5974 (Global_symbol_visitor_got_plt): New class.
5975 (Output_section_incremental_inputs::write_got_plt): New function.
5976 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
5977 Add parameter. Adjust all callers.
5978 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5979 (Incremental_inputs::got_plt_section): New function.
5980 (Incremental_inputs::got_plt_section_): New data member.
5981 (Incremental_got_plt_reader): New class.
5982 * layout.cc (Layout::create_incremental_info_sections): Add the
5983 incremental_got_plt section.
5984 * object.h (Got_offset_list::get_list): New function.
5985 (Got offset_list::for_all_got_offsets): New function.
5986 (Sized_relobj::local_got_offset_list): New function.
5987 * powerpc.cc (Target_powerpc::got_size): Add const.
5988 (Target_powerpc::got_entry_count): New function.
5989 (Target_powerpc::plt_entry_count): New function.
5990 (Target_powerpc::first_plt_entry_offset): New function.
5991 (Target_powerpc::plt_entry_size): New function.
5992 (Output_data_plt_powerpc::entry_count): New function.
5993 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
5994 (Output_data_plt_powerpc::get_plt_entry_size): New function.
5995 * sparc.cc (Target_sparc::got_size): Add const.
5996 (Target_sparc::got_entry_count): New function.
5997 (Target_sparc::plt_entry_count): New function.
5998 (Target_sparc::first_plt_entry_offset): New function.
5999 (Target_sparc::plt_entry_size): New function.
6000 (Output_data_plt_sparc::entry_count): New function.
6001 (Output_data_plt_sparc::first_plt_entry_offset): New function.
6002 (Output_data_plt_sparc::get_plt_entry_size): New function.
6003 * symtab.h (Symbol::got_offset_list): New function.
6004 (Symbol_table::for_all_symbols): New function.
6005 * target.h (Sized_target::got_entry_count): New function.
6006 (Sized_target::plt_entry_count): New function.
6007 (Sized_target::plt_entry_size): New function.
6008 * x86_64.cc (Target_x86_64::got_size): Add const.
6009 (Target_x86_64::got_entry_count): New function.
6010 (Target_x86_64::plt_entry_count): New function.
6011 (Target_x86_64::first_plt_entry_offset): New function.
6012 (Target_x86_64::plt_entry_size): New function.
6013 (Output_data_plt_x86_64::entry_count): New function.
6014 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
6015 (Output_data_plt_x86_64::get_plt_entry_size): New function.
6017 2010-08-12 Cary Coutant <ccoutant@google.com>
6019 * archive.cc: Include incremental.h.
6020 (Archive::Archive): Initialize incremental_info_.
6021 (Archive::include_member): Record archive members in incremental info.
6022 (Add_archive_symbols::run): Record begin and end of an archive in
6024 (Lib_group::include_member): Record objects in incremental info.
6025 * archive.h (Incremental_archive_entry): Forward declaration.
6026 (Archive::set_incremental_info): New member function.
6027 (Archive::incremental_info): New member function.
6028 (Archive::Unused_symbol_iterator): New class.
6029 (Archive::unused_symbols_begin): New member function.
6030 (Archive::unused_symbols_end): New member function.
6031 (Archive::incremental_info_): New data member.
6032 * incremental-dump.cc (find_input_containing_global): New function.
6033 (dump_incremental_inputs): Dump new incremental info sections.
6034 * incremental.cc: Include symtab.h.
6035 (Output_section_incremental_inputs): New class.
6036 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
6037 new incremental info sections.
6038 (Sized_incremental_binary::do_check_inputs): Likewise.
6039 (Incremental_inputs::report_archive): Remove.
6040 (Incremental_inputs::report_archive_begin): New function.
6041 (Incremental_inputs::report_archive_end): New function.
6042 (Incremental_inputs::report_object): New function.
6043 (Incremental_inputs::finalize_inputs): Remove.
6044 (Incremental_inputs::report_input_section): New function.
6045 (Incremental_inputs::report_script): Rewrite.
6046 (Incremental_inputs::finalize): Do nothing but finalize string table.
6047 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
6048 (Incremental_inputs::sized_create_inputs_section_data): Remove.
6049 (Incremental_inputs::create_data_sections): New function.
6050 (Incremental_inputs::relocs_entsize): New function.
6051 (Output_section_incremental_inputs::set_final_data_size): New function.
6052 (Output_section_incremental_inputs::do_write): New function.
6053 (Output_section_incremental_inputs::write_header): New function.
6054 (Output_section_incremental_inputs::write_input_files): New function.
6055 (Output_section_incremental_inputs::write_info_blocks): New function.
6056 (Output_section_incremental_inputs::write_symtab): New function.
6057 * incremental.h (Incremental_script_entry): Forward declaration.
6058 (Incremental_object_entry): Forward declaration.
6059 (Incremental_archive_entry): Forward declaration.
6060 (Incremental_inputs): Forward declaration.
6061 (Incremental_inputs_header_data): Remove.
6062 (Incremental_inputs_header): Remove.
6063 (Incremental_inputs_header_write): Remove.
6064 (Incremental_inputs_entry_data): Remove.
6065 (Incremental_inputs_entry): Remove.
6066 (Incremental_inputs_entry_write): Remove.
6067 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
6068 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
6069 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
6070 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
6072 (Incremental_input_entry): New class.
6073 (Incremental_script_entry): New class.
6074 (Incremental_object_entry): New class.
6075 (Incremental_archive_entry): New class.
6076 (Incremental_inputs::Incremental_inputs): Initialize new data members.
6077 (Incremental_inputs::report_inputs): Remove.
6078 (Incremental_inputs::report_archive): Remove.
6079 (Incremental_inputs::report_archive_begin): New function.
6080 (Incremental_inputs::report_archive_end): New function.
6081 (Incremental_inputs::report_object): Change prototype.
6082 (Incremental_inputs::report_input_section): New function.
6083 (Incremental_inputs::report_script): Change prototype.
6084 (Incremental_inputs::get_reloc_count): New function.
6085 (Incremental_inputs::set_reloc_count): New function.
6086 (Incremental_inputs::create_data_sections): New function.
6087 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
6088 (Incremental_inputs::inputs_section): New function.
6089 (Incremental_inputs::symtab_section): New function.
6090 (Incremental_inputs::relocs_section): New function.
6091 (Incremental_inputs::get_stringpool): Add const.
6092 (Incremental_inputs::command_line): Add const.
6093 (Incremental_inputs::inputs): Remove.
6094 (Incremental_inputs::command_line_key): New function.
6095 (Incremental_inputs::input_file_count): New function.
6096 (Incremental_inputs::input_files): New function.
6097 (Incremental_inputs::relocs_entsize): New function.
6098 (Incremental_inputs::sized_create_inputs_section_data): Remove.
6099 (Incremental_inputs::finalize_inputs): Remove.
6100 (Incremental_inputs::Input_info): Remove.
6101 (Incremental_inputs::lock_): Remove.
6102 (Incremental_inputs::inputs_): Change type.
6103 (Incremental_inputs::inputs_map_): Remove.
6104 (Incremental_inputs::current_object_entry_): New data member.
6105 (Incremental_inputs::inputs_section_): New data member.
6106 (Incremental_inputs::symtab_section_): New data member.
6107 (Incremental_inputs::relocs_section_): New data member.
6108 (Incremental_inputs::reloc_count_): New data member.
6109 (Incremental_inputs_reader): New class.
6110 (Incremental_symtab_reader): New class.
6111 (Incremental_relocs_reader): New class.
6112 * layout.cc (Layout::finalize): Move finalization of incremental info
6113 and creation of incremental info sections to follow finalization of
6114 symbol table. Set offsets for postprocessing sections.
6115 (Layout::create_incremental_info_sections): Call
6116 Incremental_inputs::create_data_sections. Add incremental symtab
6117 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
6118 sections to layout after input sections.
6119 * layout.h (struct Timespec): Forward declaration.
6120 (Layout::incremental_inputs): Add const.
6121 (Layout::create_incremental_info_sections): Add parameter.
6122 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
6123 * object.cc: Include incremental.h.
6124 (Relobj::finalize_incremental_relocs): New function.
6125 (Sized_relobj::do_layout): Record input sections in incremental info.
6126 * object.h (Object::output_section): New function.
6127 (Object::output_section_offset): Moved from Relobj.
6128 (Object::get_incremental_reloc_base): New function.
6129 (Object::get_incremental_reloc_count): New function.
6130 (Object::do_output_section): New function.
6131 (Object::do_output_section_offset): Moved from Relobj.
6132 (Object::do_get_incremental_reloc_base): New function.
6133 (Object::do_get_incremental_reloc_count): New function.
6134 (Object::Object): Initialize new data members.
6135 (Relobj::output_section): Renamed do_output_section and moved to
6137 (Relobj::output_section_offset): Moved to Object.
6138 (Relobj::do_get_incremental_reloc_base): New function.
6139 (Relobj::do_get_incremental_reloc_count): New function.
6140 (Relobj::allocate_incremental_reloc_counts): New function.
6141 (Relobj::count_incremental_reloc): New function.
6142 (Relobj::finalize_incremental_relocs): New function.
6143 (Relobj::next_incremental_reloc_index): New function.
6144 (Relobj::reloc_counts_): New data member.
6145 (Relobj::reloc_bases_): New data member.
6146 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
6147 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
6148 (Sized_relobj::incremental_relocs_scan): New function.
6149 (Sized_relobj::incremental_relocs_scan_reltype): New function.
6150 (Sized_relobj::incremental_relocs_write): New function.
6151 (Sized_relobj::incremental_relocs_write_reltype): New function.
6152 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
6154 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
6155 archives and object files elsewhere.
6156 (Add_symbols::run): Report object files here.
6157 (Finish_group::run): Report end of archive at end of group.
6158 * reloc.cc: Include layout.h, incremental.h.
6159 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
6160 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
6161 (Sized_relobj::incremental_relocs_scan): New function.
6162 (Sized_relobj::incremental_relocs_scan_reltype): New function.
6163 (Sized_relobj::do_relocate_sections): Write incremental relocations.
6164 (Sized_relobj::incremental_relocs_write): New function.
6165 (Sized_relobj::incremental_relocs_write_reltype): New function.
6166 * script.cc (read_input_script): Rewrite test for incremental link.
6167 Change call to Incremental_inputs::report_script.
6168 * symtab.h (Symbol_table::first_global_index): New function.
6169 (Symbol_table::output_count): New function.
6171 2010-08-12 Doug Kwan <dougkwan@google.com>
6173 * arm.cc (Target_arm::merge_object_attributes): Check command line
6174 options --no-wchar-size-warning and --no-enum-size-warning.
6175 * options.h (General_options): Add ld-compatible options
6176 --no-enum-size-warning and --no-wchar-size-warning.
6178 2010-08-04 Ian Lance Taylor <iant@google.com>
6180 * x86_64.cc (Target_x86_64::Scan::local): Use
6181 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
6182 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
6183 (Target_x86_64::Scan::global): Likewise.
6184 (Target_x86_64::Relocate::relocate): Likewise.
6185 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
6188 2010-08-03 Cary Coutant <ccoutant@google.com>
6190 * merge.cc (Output_merge_string::do_add_input_section): Count strings
6191 to reserve space in merged_strings vector. Keep total input size
6193 (Output_merge_string::do_print_merge_stats): Print total input size.
6194 * merge.h (Output_merge_string): Add input_size_ field.
6195 * stringpool.cc (Stringpool_template::string_length): Move
6196 implementations out of Stringpool_template class and place in
6198 * stringpool.h (string_length): Move out of Stringpool_template.
6200 2010-08-03 Ian Lance Taylor <iant@google.com>
6203 * layout.cc (relaxation_loop_body): If address of load segment is
6204 set, adjust address to include headers if possible.
6206 2010-08-03 Ian Lance Taylor <iant@google.com>
6208 * version.cc (version_string): Bump to 1.10.
6210 2010-08-03 Ian Lance Taylor <iant@google.com>
6213 * layout.h (enum Output_section_order): Define.
6214 (class Layout): Update declarations.
6215 * layout.cc (Layout::get_output_section): Add order parameter.
6216 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
6217 is_first_non_relro parameters. Change all callers.
6218 (Layout::choose_output_section): Likewise.
6219 (Layout::add_output_section_data): Likewise.
6220 (Layout::make_output_section): Likewise. Set order.
6221 (Layout::default_section_order): New function.
6222 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
6223 * output.cc (Output_section::Output_section): Initialize order_.
6224 Don't initialize deleted fields.
6225 (Output_segment::Output_segment): Don't initialize deleted
6227 (Output_segment::add_output_section_to_load): New function
6228 replacing add_output_section. Change all callers to call this or
6229 add_output_section_to_nonload.
6230 (Output_segment::add_output_section_to_nonload): New function.
6231 (Output_segment::remove_output_section): Rewrite.
6232 (Output_segment::add_initial_output_data): Likewise.
6233 (Output_segment::has_any_data_sections): Likewise.
6234 (Output_segment::is_first_section_relro): Likewise.
6235 (Output_segment::maximum_alignment): Likewise.
6236 (Output_segment::has_dynamic_reloc): New function replacing
6237 dynamic_reloc_count. Change all callers.
6238 (Output_segment::has_dynamic_reloc_list): New function replacing
6239 dynamic_reloc_count_list. Change all callers.
6240 (Output_segment::set_section_addresses): Rewrite.
6241 (Output_segment::set_offset): Rewrite.
6242 (Output_segment::find_first_and_last_list): Remove.
6243 (Output_segment::set_tls_offsets): Rewrite.
6244 (Output_segment::first_section_load_address): Likewise.
6245 (Output_segment::output_section_count): Likewise.
6246 (Output_segment::section_with_lowest_load_address): Likewise.
6247 (Output_segment::write_section_headers): Likewise.
6248 (Output_segment::print_sections_to_map): Likewise.
6249 * output.h (class Output_data): Remove dynamic_reloc_count_
6250 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
6251 (Output_data::add_dynamic_reloc): Rewrite.
6252 (Output_data::has_dynamic_reloc): New function.
6253 (Output_data::dynamic_reloc_count): Remove.
6254 (class Output_section): Add order_ field. Remvoe is_relro_local_,
6255 is_last_relro_, is_first_non_relro_, is_interp_,
6256 is_dynamic_linker_section_ fields. Add order and set_order
6257 functions. Remove is_relro_local, set_is_relro_local,
6258 is_last_relro, set_is_last_relro, is_first_non_relro,
6259 set_is_first_non_relro functions, is_interp, set_is_interp,
6260 is_dynamic_linker_section, and set_is_dynamic_linker_section
6262 (class Output_segment): Change Output_data_list from std::list to
6263 std:;vector. Add output_lists_ field. Remove output_data_ and
6264 output_bss_ fields. Update declarations.
6266 2010-08-02 Ian Lance Taylor <iant@google.com>
6268 * arm.cc (Target_arm::gc_process_relocs): Use typename.
6269 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
6270 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
6272 2010-08-02 Ian Lance Taylor <iant@google.com>
6275 * script.cc (Script_options::Script_options): Initialize
6276 symbol_definitions_ and symbol_references_.
6277 (Script_options::add_symbol_assignment): Update
6278 symbol_definitions_ and symbol_references_.
6279 (Script_options::add_symbol_reference): New function.
6280 (script_symbol): New function.
6281 * script.h (class Script_options): Add symbol_definitions_ and
6282 symbol_references_ fields.
6283 (Script_options::referenced_const_iterator): New type.
6284 (Script_options::referenced_begin): New function.
6285 (Script_options::referenced_end): New function.
6286 (Script_options::is_referenced): New function.
6287 (Script_options::any_unreferenced): New function.
6288 * script-c.h (script_symbol): Declare.
6289 * yyscript.y (exp): Call script_symbol.
6290 * symtab.cc: Include "script.h".
6291 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
6292 Change all callers. Check symbols referenced by scripts.
6293 (Symbol_table::add_undefined_symbols_from_command_line): Add
6294 layout parameter. Change all callers.
6295 (Symbol_table::do_add_undefined_symbols_from_command_line):
6296 Likewise. Break out loop body. Check symbols referenced by
6298 (Symbol_table::add_undefined_symbol_from_command_line): New
6299 function broken out of
6300 do_add_undefined_symbols_from_command_line.
6301 * symtab.h (class Symbol_table): Update declarations.
6302 * archive.cc: Include "layout.h".
6303 (Archive::should_include_member): Add layout parameter. Change
6304 all callers. Check for symbol mentioned in expression.
6305 * archive.h (class Archive): Update declaration.
6306 * object.cc (Sized_relobj::do_should_include_member): Add layout
6308 * object.h (Object::should_include_member): Add layout parameter.
6310 (Object::do_should_include_member): Add layout parameter.
6311 (class Sized_relobj): Update declaration.
6312 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
6314 * dynobj.h (class Sized_dynobj): Update declaration.
6315 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
6317 * plugin.h (class Sized_pluginobj): Update declaration.
6319 2010-08-02 Ian Lance Taylor <iant@google.com>
6322 * output.cc (Output_segment::set_offset): Search for the first and
6323 last sections rather than assuming that the list is in order.
6324 (Output_segment::find_first_and_last_list): New function.
6325 * output.h (class Output_segment): Update declarations.
6326 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
6327 (relro_strip_test_SOURCES): New variable.
6328 (relro_strip_test_DEPENDENCIES): New variable.
6329 (relro_strip_test_LDFLAGS): New variable.
6330 (relro_strip_test_LDADD): New variable.
6331 (relro_strip_test.so): New target.
6333 2010-08-02 Ian Lance Taylor <iant@google.com>
6335 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
6336 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
6337 (Target_i386::got_tlsdesc_section): New function.
6338 (Target_i386::got_section): Create space for GOT entries for
6339 TLSDESC relocations.
6340 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
6342 (Target_i386::Scan::global): Likewise.
6343 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
6345 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
6346 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
6347 (Target_x86_64::got_tlsdesc_section): New function.
6348 (Target_x86_64::got_section): Create space for GOT entries for
6349 TLSDESC relocations.
6350 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
6352 (Target_x86_64::Scan::global): Likewise.
6353 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
6356 2010-08-02 Ian Lance Taylor <iant@google.com>
6358 * testsuite/final_layout.sh: Use dc to convert from hex to
6361 2010-07-29 Sriraman Tallam <tmsriram@google.com>
6363 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
6364 paramter to the call to gold::gc_process_relocs.
6365 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
6366 paramter to the call to gold::gc_process_relocs.
6367 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
6368 parameter to the call to gold::gc_process_relocs.
6369 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
6370 template parameter to the call to gold::gc_process_relocs.
6371 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
6372 paramter to the call to gold::gc_process_relocs.
6373 * gc.h (get_embedded_addend_size): New function.
6374 (gc_process_relocs): Save the size of the reloc for use by ICF.
6375 * icf.cc (get_section_contents): Get the addend from the text section
6376 for SHT_REL relocation sections.
6377 * icf.h (Icf::Reloc_addend_size_info): New typedef.
6378 (Icf::Reloc_info): Add new member reloc_addend_size_info.
6379 * int_encoding.h (read_from_pointer): New overloaded function.
6380 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
6381 * testsuite/icf_sht_rel_addend_test.sh: New file.
6382 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
6383 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
6385 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6387 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
6388 * Makefile.in: Regenerate.
6389 * testsuite/Makefile.in: Regenerate.
6391 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
6393 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
6394 * gold/testsuite/debug_msg.cc: Likewise.
6395 * gold/testsuite/odr_violation1.cc
6396 * gold/testsuite/odr_violation2.cc
6398 2010-07-21 Cary Coutant <ccoutant@google.com>
6400 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
6401 string, and length fields.
6402 (Output_merge_string::Merged_strings_list): New type.
6403 (Output_merge_string::Merged_strings_lists): New typedef.
6404 (Output_merge_string): Replace merged_strings_ with
6405 merged_strings_lists_.
6406 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
6407 Merged_strings_list per input object and section. Don't store pointer
6408 to the string. Don't store length with each merged string entry.
6409 (Output_merge_string::finalize_merged_data): Loop over list of merged
6410 strings lists. Recompute length of each merged string.
6412 2010-07-15 Cary Coutant <ccoutant@google.com>
6414 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
6417 2010-07-14 Ian Lance Taylor <iant@google.com>
6419 * descriptors.cc (Descriptors::open): Report correct name in error
6422 2010-07-13 Doug Kwan <dougkwan@google.com>
6424 * arm.cc (Arm_input_section::Arm_input_section): For a
6425 SHT_ARM_EXIDX section, always keeps the input sections.
6426 (Arm_input_section::set_exidx_section_link): New method.
6427 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
6428 has_errors_ to false.
6429 (Arm_exidx_input_section::has_errors,
6430 Arm_exidx_input_section::set_has_errors): New methods.
6431 (Arm_exidx_input_section::has_errors_): New data member.
6432 (Arm_relobj::get_exidx_shndx_list): New method.
6433 (Arm_output_section::append_text_sections_to_list): Do not skip
6434 section without SHF_EXECINSTR.
6435 (Arm_output_section::fix_exidx_coverage): Skip input sections with
6437 (Arm_relobj::make_exidx_input_section): Add new parameter for text
6438 section header. Make error messages more verbose. Check for
6439 a non-executable section linked to an EXIDX section.
6440 (Arm_relobj::do_read_symbols): Remove error checking, which has been
6441 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
6442 check that there is no deferred EXIDX section if we exit early.
6443 Instead of not making an EXIDX section in case of an error, make one
6444 and set the has_errors flag of it.
6445 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
6446 in a relocatable link.
6447 (Target_arm::do_relax): Look for the EXIDX output section instead of
6448 assuming that it is called .ARM.exidx.
6449 (Target_arm::fix_exidx_coverage): Add a new parameter for input
6450 section list. Do not check for SHF_EXECINSTR section flags but
6451 skip any input section with errors.
6452 * output.cc (Output_section::Output_section): Initialize
6453 always_keeps_input_sections_ to false.
6454 (Output_section::add_input_section): Check for
6455 always_keeps_input_sections_.
6456 * output.h (Output_section::always_keeps_input_sections,
6457 Output_section::set_always_keeps_input_sections): New methods.
6458 (Output_section::always_keeps_input_sections): New data member.
6460 2010-07-13 Rafael Espindola <espindola@google.com>
6462 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
6463 * fileread.h (Input_file): Add try_extra_search_path and find_file.
6465 2010-07-13 Philip Herron <herron.philip@googlemail.com>
6466 Ian Lance Taylor <iant@google.com>
6468 * output.h (Output_section_lookup_maps::add_merge_section):
6469 Correct check of whether value was inserted.
6470 (Output_section_lookup_maps::add_merge_input_section): Likewise.
6471 (Output_section_lookup_maps::add_relaxed_input_section):
6473 * arm.cc (Target_arm::got_section): Remove used local os.
6474 * i386.cc (Target_i386::got_section): Likewise.
6475 * x86_64.cc (Target_x86_64::got_section): Likewise.
6476 * sparc.cc (Target_sparc::got_section): Likewise.
6477 (Target_sparc::relocate): Remove unused local have_got_offset.
6478 * powerpc.cc (Target_powerpc::relocate): Likewise.
6480 2010-07-13 Ian Lance Taylor <iant@google.com>
6482 * compressed_output.cc (zlib_decompress): Fix signature in
6485 * archive.cc (Archive::include_member): Unlock an external member
6486 of a thin archive. Don't bother to delete an object we know is
6489 2010-07-12 Cary Coutant <ccoutant@google.com>
6491 * compressed_output.cc (zlib_decompress): New function.
6492 (get_uncompressed_size): New function.
6493 (decompress_input_section): New function.
6494 * compressed_output.h (get_uncompressed_size): New function.
6495 (decompress_input_section): New function.
6496 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
6497 Handle compressed debug sections.
6498 * layout.cc (is_compressed_debug_section): New function.
6499 (Layout::output_section_name): Map compressed section names to
6501 * layout.h (is_compressed_debug_section): New function.
6502 (is_debug_info_section): Recognize compressed debug sections.
6503 * merge.cc: Include compressed_output.h.
6504 (Output_merge_data::do_add_input_section): Handle compressed
6506 (Output_merge_string::do_add_input_section): Handle compressed
6508 * object.cc: Include compressed_output.h.
6509 (Sized_relobj::Sized_relobj): Initialize new data members.
6510 (build_compressed_section_map): New function.
6511 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
6512 * object.h (Object::section_is_compressed): New method.
6513 (Object::do_section_is_compressed): New method.
6514 (Sized_relobj::Compressed_section_map): New type.
6515 (Sized_relobj::do_section_is_compressed): New method.
6516 (Sized_relobj::compressed_sections_): New data member.
6517 * output.cc (Output_section::add_input_section): Handle compressed
6519 * reloc.cc: Include compressed_output.h.
6520 (Sized_relobj::write_sections): Handle compressed debug sections.
6522 2010-07-08 Cary Coutant <ccoutant@google.com>
6524 * resolve.cc (Symbol_table::resolve): Remember whether undef was
6525 weak when resolving to a dynamic def.
6526 (Symbol_table::should_override): Add adjust_dyndef flag; set it
6527 for weak undef/dynamic def cases. Adjust callers.
6528 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
6529 undef_binding_weak_.
6530 (Symbol_table::sized_write_globals): Adjust symbol binding.
6531 (Symbol_table::sized_write_symbol): Add binding parameter.
6532 * symtab.h (Symbol::set_undef_binding): New method.
6533 (Symbol::is_undef_binding_weak): New method.
6534 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
6535 (Symbol_table::should_override): Add new parameter.
6536 (Symbol_table::sized_write_symbol): Add new parameter.
6538 * testsuite/weak_undef_file1.cc: Add new test case.
6539 * testsuite/weak_undef_file2.cc: Fix header comment.
6540 * testsuite/weak_undef_test.cc: Add new test case.
6542 2010-06-29 Doug Kwan <dougkwan@google.com>
6544 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
6545 Initialize USE_SYMBOL_.
6546 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
6548 (Arm_reloc_property::uses_symbol_): New data member declaration.
6549 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
6550 uses symbol value and symbol is undefined but not weakly undefined.
6552 2010-06-28 Rafael Espindola <espindola@google.com>
6554 * plugin.cc (Plugin::load): Use dlerror.
6556 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
6558 * symtab.cc (detect_odr_violations): When reporting an ODR
6559 violation, report an object where the symbol is defined.
6561 2010-06-25 Doug Kwan <dougkwan@google.com>
6563 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
6564 (Target_arm::section_may_have_icf_unsafe_pointers): New method
6566 (Target_arm::Scan::local_reloc_may_be_function_pointer,
6567 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
6568 target hook to detect function points.
6569 (Target_arm::Scan::possible_function_pointer_reloc): New method.
6570 * icf.h (Icf::check_section_for_function_pointers): Change type of
6571 parameter SECTION_NAME to const reference to std::string. Use
6572 target hook to determine if section may have unsafe pointers.
6573 * target.h (Target::section_may_have_icf_unsafe_pointers): New
6576 2010-06-21 Rafael Espindola <espindola@google.com>
6578 * fileread.cc (Input_file::find_fie): New
6579 (Input_file::open): Use Input_file::find_fie.
6580 * fileread.h (Input_file::find_fie): New
6581 * plugin.cc (set_extra_library_path): New.
6582 (Plugin::load): Add set_extra_library_path to the transfer vector.
6583 (Plugin_manager::set_extra_library_path): New.
6584 (Plugin_manager::add_input_file): Use the extra search path if set.
6585 (set_extra_library_path(): New.
6586 * plugin.h (Plugin_manager): Add set_extra_library_path and
6589 2010-06-19 Cary Coutant <ccoutant@google.com>
6591 * layout.cc (gdb_sections): Add .debug_types.
6592 (lines_only_debug_sections): Likewise.
6594 2010-06-18 Rafael Espindola <espindola@google.com>
6596 * plugin.cc (add_input_file,add_input_library)
6597 (Plugin_manager::add_input_file): Make filename arguments const.
6598 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
6601 2010-06-16 Doug Kwan <dougkwan@google.com>
6603 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
6604 .ARM.attributes section if we have not merged any input
6605 attributes sections.
6607 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6609 * arm.cc: Allow combining objects with no EABI version
6612 2010-06-15 Rafael Espindola <espindola@google.com>
6614 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
6616 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6618 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
6619 (struct iovec): Correct !HAVE_READV definition.
6621 2010-06-10 Cary Coutant <ccoutant@google.com>
6623 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
6624 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
6626 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
6629 * symtab.h (Symbol::is_placeholder): New member function.
6630 * target-reloc.h (relocate_section): Check for placeholder symbols.
6632 * testsuite/Makefile.am (plugin_test_8): New test.
6633 (plugin_test_9): New test.
6634 * testsuite/Makefile.in: Regenerate.
6636 2010-06-09 Nick Clifton <nickc@redhat.com>
6638 * yyscript.y (input_list_element): Allow strings prefixed with
6639 the '-' character. Treat these as libraries.
6640 * script.cc (script_add_library): New function. Adds a library
6641 specified by "-l<name>" found in an input script.
6642 * script-c.h: Add prototype for script_add_library.
6644 2010-06-07 Doug Kwan <dougkwan@google.com>
6646 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
6647 Restrict stub-group size to be within long conditional branch
6648 range when working around cortex-A8 erratum.
6650 2010-06-07 Damien Diederen <dd@crosstwine.com>
6652 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
6655 2010-06-03 Sriraman Tallam <tmsriram@google.com>
6659 (Output_section::Input_section_sort_entry::compare_section_ordering):
6660 Change to return non-zero correctly.
6661 (Output_section::Input_section_sort_section_order_index_compare
6662 ::operator()): Change to fix ambiguity in comparisons.
6664 2010-06-01 Sriraman Tallam <tmsriram@google.com>
6666 * gold.h (is_wildcard_string): New function.
6667 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
6668 (Layout::layout_eh_frame): Ditto.
6669 (Layout::find_section_order_index): New method.
6670 (Layout::read_layout_from_file): New method.
6671 * layout.h (Layout::find_section_order_index): New method.
6672 (Layout::read_layout_from_file): New method.
6673 (Layout::input_section_position_): New private member.
6674 (Layout::input_section_glob_): New private member.
6675 * main.cc (main): Call read_layout_from_file here.
6676 * options.h (--section-ordering-file): New option.
6677 * output.cc (Output_section::input_section_order_specified_): New
6679 (Output_section::Output_section): Initialize new member.
6680 (Output_section::add_input_section): Add new parameter.
6681 Keep input sections when --section-ordering-file is used.
6682 (Output_section::set_final_data_size): Sort input sections when
6683 section ordering file is specified.
6684 (Output_section::Input_section_sort_entry): Add new parameter.
6686 (Output_section::Input_section_sort_entry::compare_section_ordering):
6688 (Output_section::Input_section_sort_compare::operator()): Change to
6689 consider section_order_index.
6690 (Output_section::Input_section_sort_init_fini_compare::operator()):
6691 Change to consider section_order_index.
6692 (Output_section::Input_section_sort_section_order_index_compare
6693 ::operator()): New method.
6694 (Output_section::sort_attached_input_sections): Change to sort
6695 according to section order when specified.
6696 (Output_section::add_input_section<32, true>): Add new parameter.
6697 (Output_section::add_input_section<64, true>): Add new parameter.
6698 (Output_section::add_input_section<32, false>): Add new parameter.
6699 (Output_section::add_input_section<64, false>): Add new parameter.
6700 * output.h (Output_section::add_input_section): Add new parameter.
6701 (Output_section::input_section_order_specified): New
6703 (Output_section::set_input_section_order_specified): New method.
6704 (Input_section::Input_section): Initialize section_order_index_.
6705 (Input_section::section_order_index): New method.
6706 (Input_section::set_section_order_index): New method.
6707 (Input_section::section_order_index_): New member.
6708 (Input_section::Input_section_sort_section_order_index_compare): New
6710 (Output_section::input_section_order_specified_): New member.
6711 * script-sections.cc (is_wildcard_string): Delete and move modified
6713 (Output_section_element_input::Output_section_element_input): Modify
6714 call to is_wildcard_string.
6715 (Output_section_element_input::Input_section_pattern
6716 ::Input_section_pattern): Ditto.
6717 (Output_section_element_input::Output_section_element_input): Ditto.
6718 * testsuite/Makefile.am (final_layout): New test case.
6719 * testsuite/Makefile.in: Regenerate.
6720 * testsuite/final_layout.cc: New file.
6721 * testsuite/final_layout.sh: New file.
6723 2010-06-01 Rafael Espindola <espindola@google.com>
6725 * plugin.cc (Plugin::load): Pass the output name to the plugin.
6727 2010-06-01 Rafael Espindola <espindola@google.com>
6729 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
6730 visibility of symbols.
6732 2010-05-27 Doug Kwan <dougkwan@google.com>
6734 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
6735 from start of output section instead of address for a local symbol
6736 in a merged or relaxed section when doing a relocatable link.
6738 2010-05-26 Rafael Espindola <espindola@google.com>
6741 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
6742 adding sections the garbage collector removed.
6743 * gold/testsuite/Makefile.am: Add test.
6744 * gold/testsuite/Makefile.in: Regenerate.
6745 * gold/testsuite/plugin_test_7.sh: New.
6746 * gold/testsuite/plugin_test_7_1.c: New.
6747 * gold/testsuite/plugin_test_7_2.c: New.
6749 2010-05-26 Rafael Espindola <espindola@google.com>
6751 * script-sections.cc (Output_section_definition::set_section_addresses):
6752 Check for --section-start.
6754 2010-05-26 Doug Kwan <dougkwan@google.com>
6756 * arm.cc (Arm_scan_relocatable_relocs): New class.
6757 (Target_arm::relocate_special_relocatable): New method.
6758 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
6759 (Arm_relocate_functions::thumb_branch_common): Same.
6760 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
6761 instead of Default_scan_relocatable_relocs.
6762 * target-reloc.h (relocate_for_relocatable): Let target handle
6763 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
6764 * target.h (Sized_target::relocate_special_relocatable): New method.
6766 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6768 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
6770 2010-05-23 Doug Kwan <dougkwan@google.com>
6772 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
6774 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
6775 with a direct branch, not a conditional branch, to a stub.
6776 * merge.cc (Output_merge_base::record_input_section): New method
6778 (Output_merge_data::do_add_input_section): Record input section if
6779 keeps-input-sections flag is set.
6780 (Output_merge_string::do_add_input_section): Ditto.
6781 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
6782 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
6784 (Output_merge_base::keeps_input_sections,
6785 Output_merge_base::set_keeps_input_sections,
6786 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
6788 (Output_merge_base::Input_sections): New type declaration.
6789 (Output_merge_base::input_sections_begin,
6790 Output_merge_base::input_sections_end,
6791 Output_merge_base::do_set_keeps_input_sections): New method definitions.
6792 (Output_merge_base::bool keeps_input_sections_,
6793 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
6794 Output_merge_base::input_sections_): New data members.
6795 (Output_merge_data::do_set_keeps_input_sections): New method
6797 (Output_merge_string::do_set_keeps_input_sections): Ditto.
6798 * output.cc (Output_section::Input_section::relobj): Move method
6799 defintion from class declaration to here and handle merge sections.
6800 (Output_section::Input_section::shndx): Ditto.
6801 (Output_section::Output_section): Remove initializations of removed
6802 data members and initialize new data member LOOKUP_MAPS_.
6803 (Output_section::add_input_section): Set keeps-input-sections flag
6804 for a newly created merge output section as appropriate. Adjust code
6805 to use Output_section_lookup_maps class.
6806 (Output_section::add_relaxed_input_section): Adjst code for lookup
6807 maps code refactoring.
6808 (Output_section::add_merge_input_section): Add a new parameter
6809 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
6810 class. If adding input section to a newly created merge output
6811 section fails, remove the new merge section.
6812 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
6813 Adjust code for use of the Output_section_lookup_maps class.
6814 (Output_section::find_merge_section): Ditto.
6815 (Output_section::build_lookup_maps): New method defintion.
6816 (Output_section::find_relaxed_input_section): Adjust code to use
6817 Output_section_lookup_maps class.
6818 (Output_section::get_input_sections): Export merge sections. Adjust
6819 code to use Output_section_lookup_maps class.
6820 (Output_section:::add_script_input_section): Adjust code to use
6821 Output_section_lookup_maps class. Update lookup maps for merge
6823 (Output_section::discard_states): Use Output_section_lookup_maps.
6824 (Output_section::restore_states): Same.
6825 * output.h (Merge_section_properties): Move class defintion out of
6827 (Output_section_lookup_maps): New class.
6828 (Output_section::Input_section::is_merge_section): New method
6830 (Output_section::Input_section::relobj): Move defintion out of class
6831 defintion. Declare method only.
6832 (Output_section::Input_section::shndx): Ditto.
6833 (Output_section::Input_section::output_merge_base): New method defintion.
6834 (Output_section::Input_section::u2_.pomb): New union field.
6835 (Output_section::Merge_section_by_properties_map,
6836 Output_section::Output_section_data_by_input_section_map,
6837 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
6839 (Output_section::add_merge_input_section): Add new parameter
6840 KEEPS_INPUT_SECTIONS.
6841 (Output_section::build_lookup_maps): New method declaration.
6842 (Output_section::merge_section_map_,
6843 Output_section::merge_section_by_properties_map_,
6844 Output_section::relaxed_input_section_map_,
6845 Output_section::is_relaxed_input_section_map_valid_): Remove data
6847 (Output_section::lookup_maps_): New data member.
6849 2010-05-21 Doug Kwan <dougkwan@google.com>
6852 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
6853 avoid a compilation error.
6855 2010-05-19 Rafael Espindola <espindola@google.com>
6857 * script-sections.cc (Output_section_definition::allocate_to_segment):
6858 Update the phdrs_list even when the output section is NULL.
6859 * testsuite/Makefile.am: Add test.
6860 * testsuite/Makefile.in: Regenerate.
6861 * testsuite/script_test_9.cc: New.
6862 * testsuite/script_test_9.sh: New.
6863 * testsuite/script_test_9.t: New.
6865 2010-05-19 Doug Kwan <dougkwan@google.com>
6867 * arm.cc (Arm_input_section::original_size): New method.
6868 (Arm_input_section::do_addralign): Add a cast.
6869 (Arm_input_section::do_output_offset): Remove static cast.
6870 (Arm_input_section::original_addralign,
6871 Arm_input_section::original_size_): Change type to uint32_t.
6872 (Arm_input_section::init): Add safe casts for section alignment
6874 (Arm_input_section::set_final_data_size): Do not set address and
6875 offset of stub table.
6876 (Arm_output_section::fix_exidx_coverage): Change use of of
6877 Output_section::Simple_input_section to that of
6878 Output_section::Input_section.
6879 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
6880 except for the first pass.
6881 * output.cc (Output_section::get_input_sections): Change type of
6882 input_sections to std::list<Input_section>.
6883 (Output_section::add_script_input_section): Rename from
6884 Output_section::add_simple_input_section. Change type of SIS
6885 parameter from Simple_input_section to Input_section.
6886 * output.h (Output_section::Simple_input_section): Remove class.
6887 (Output_section::Input_section): Change class visibility to public.
6888 (Output_section::Input_section::addralign): Use stored alignments
6889 for special input sections if set.
6890 (Output_section::Input_section::set_addralign): New method.
6891 (Output_section::get_input_sections): Change parameter type from
6892 list of Simple_input_section to list of Input_section.
6893 (Output_section::add_script_input_section): Rename from
6894 Output_section::add_simple_input_section. Change first parameter's
6895 type from Simple_input_section to Input_section and remove the
6896 second and third parameters.
6897 * script-sections.cc (Input_section::Input_section_list): Change
6898 type to list of Output_section::Input_section/
6899 (Input_section_info::Input_section_info): Change parameter type of
6900 INPUT_SECTION to Output_section::Input_section.
6901 (Input_section_info::input_section): Change return type.
6902 (Input_section_info::input_section_): Change type to
6903 Output_section::Input_section.
6904 (Output_section_element_input::set_section_addresses): Adjust code
6905 to use Output_section::Input_section instead of
6906 Output_section::Simple_input_section. Adjust code for renaming
6907 of Output_section::add_simple_input_section.
6908 (Orphan_output_section::set_section_addresses): Ditto.
6910 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6912 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
6913 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
6915 2010-05-18 Rafael Espindola <espindola@google.com>
6917 * options.cc (General_options::finalize): Handle -nostdlib.
6918 * options.h (nostdlib): New option.
6919 * script.cc (script_add_search_dir): Handle -nostdlib.
6921 2010-05-12 Doug Kwan <dougkwan@google.com>
6923 * arm.cc (Target_arm::do_finalize_sections): Create an empty
6924 attributes section only if there no attributes section after merging.
6925 (Target_arm::merge_object_attributes): Move value of
6926 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
6927 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
6928 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
6929 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
6930 and arm_attr_merge_7.stdout.
6931 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
6932 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
6933 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
6934 arm_attr_merge_7b.o): New rules.
6935 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
6937 * testsuite/Makefile.in: Regenerate.
6938 * testsuite/arm_attr_merge.sh: New file.
6939 * testsuite/arm_attr_merge_[67][ab].s: Same.
6941 2010-05-05 Nick Clifton <nickc@redhat.com>
6943 * po/es.po: Updated Spanish translation.
6945 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6947 * Makefile.am (install-exec-local): Properly install gold as
6948 default cross linker.
6949 * Makefile.in: Regenerated.
6951 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6952 Nick Clifton <nickc@redhat.com>
6954 * configure.ac (install_as_default): Define and set to false
6955 unless --enable-gold or --enable-gold=both/gold has been
6957 * configure: Regenerate.
6959 * Makefile.am (install-exec-local): Install the executable as
6960 'ld.gold'. If install_as_default is true then also install it as
6962 * Makefile.in: Regenerated.
6964 2010-04-24 Ian Lance Taylor <iant@google.com>
6966 * layout.cc (Layout::layout_reloc): In relocatable link don't
6967 combine reloc sections for grouped sections.
6969 2010-04-23 Sriraman Tallam <tmsriram@google.com>
6971 * gc.h (gc_process_relocs): Pass information on relocs pointing to
6972 sections that are not ordinary to icf.
6973 * icf.cc (get_section_contents): Handle relocation pointing to section
6974 with no object or shndx information.
6975 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
6976 * testsuite/Makefile.in: Regenerate.
6977 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
6978 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
6980 2010-04-22 Ian Lance Taylor <iant@google.com>
6982 * expression.cc (Expression::Expression_eval_info): Add
6983 result_alignment_pointer field.
6984 (Expression::eval_with_dot): Add result_alignment_pointer
6985 parameter. Change all callers.
6986 (Expression::eval_maybe_dot): Likewise.
6987 (class Binary_expression): Add alignment_pointer parameter to
6988 left_value and right_value. Change all callers.
6989 (BINARY_EXPRESSION): Set result alignment.
6990 (class Trinary_expression): Add alignment_pointer parameter to
6991 arg2_value and arg3_value. Change all callers.
6992 (Trinary_cond::value): Set result alignment.
6993 (Max_expression::value, Min_expression::value): Likewise.
6994 (Align_expression::value): Likewise.
6995 * script-sections.cc (class Sections_element): Add dot_alignment
6996 parameter to set_section_addresses virtual function. Update
6998 (class Output_section_element): Likewise.
6999 (Script_sections::create_segments): Add dot_alignment parameter.
7001 (Script_sections::create_segments_from_phdrs_clause): Likewise.
7002 (Script_sections::set_phdrs_clause_addresses): Likewise.
7003 * script-sections.h: Update declarations.
7004 * script.h: Update declarations.
7005 * output.h (Output_segment::set_minimum_p_align): Don't decrease
7007 * testsuite/script_test_3.t: Set large alignment.
7008 * testsuite/script_test_3.sh: Make sure that at least one LOAD
7009 segment has expected alignment.
7011 2010-04-22 Nick Clifton <nickc@redhat.com>
7013 * po/gold.pot: Updated by the Translation project.
7014 * po/vi.po: Updated Vietnamese translation.
7016 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
7018 * testsuite/Makefile.am (check_PROGRAMS): Add
7019 icf_virtual_function_folding_test.
7020 * testsuite/Makefile.in: Regenerated.
7022 2010-04-15 Andrew Haley <aph@redhat.com>
7024 * options.h (merge_exidx_entries): New option.
7025 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
7026 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
7027 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
7028 (Target_arm::merge_exidx_entries): New function.
7029 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
7030 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
7031 to Arm_exidx_fixup constructor.
7032 Add new arg, merge_exidx_entries.
7033 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
7034 Arm_output_section::fix_exidx_coverage.
7036 2010-04-18 Sriraman Tallam <tmsriram@google.com>
7038 * icf.cc (get_section_contents): Check for preemptible functions.
7039 Ignore addend when appropriate.
7040 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
7042 (add_from_relobj): Check for section folded.
7043 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
7044 * symtab.h (should_add_dynsym_entry): Add new parameter.
7045 * target-reloc.h (scan_relocs): Check for section folded.
7046 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
7047 Check reloc types for function pointers in shared objects.
7048 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
7050 (icf_preemptible_functions_test): New test case.
7051 (icf_string_merge_test): New test case.
7052 * testsuite.Makefile.in: Regenerate.
7053 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
7054 bar_glob. Refactor code.
7055 * testsuite/icf_preemptible_functions_test.cc: New file.
7056 * testsuite/icf_preemptible_functions_test.sh: New file.
7057 * testsuite/icf_string_merge_test.cc: New file.
7058 * testsuite/icf_string_merge_test.sh: New file.
7059 * testsuite/icf_virtual_function_folding_test.cc: New file.
7060 * testsuite/icf_virtual_function_folding_test.sh: New file.
7062 2010-04-14 Doug Kwan <dougkwan@google.com>
7064 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
7065 for local symbol recounting if we remove a section due to ICF.
7066 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
7067 there are no regular objects in input.
7069 2010-04-13 Doug Kwan <dougkwan@google.com>
7071 * arm.cc (Arm_input_section::set_final_data_size): Compute
7072 accurate final data size instead of using current data size.
7074 2010-04-09 Doug Kwan <dougkwan@google.com>
7076 * layout.cc (Layout::choose_output_section): Handle script section
7078 (Layout::make_output_section_for_script): Add section type parameter.
7079 Handle script section types.
7080 * layout.h (Layout::make_output_section_for_script): Add section
7082 * output.cc (Output_section::Output_section): Initialize data member
7084 (Output_section::do_reset_address_and_file_offset): Do not set address
7085 to 0 if section is a NOLOAD section.
7086 * output.h (Output_section::is_noload): New method.
7087 (Output_section::set_is_noload): Ditto.
7088 (Output_section::is_noload_): New data member.
7089 * script-c.h (Script_section_type): New enum type.
7090 (struct Parser_output_section_header): Add new file section_type.
7091 * script-sections.cc (Sections_element::output_section_name): Add
7092 parameter for returning script section type.
7093 (Output_section_definition::output_section_name): Ditto.
7094 (Output_section_definition::section_type)P; New method.
7095 (Output_section_definiton::script_section_type_name): Ditto.
7096 (Output_section_definition::script_section_type_): New data member.
7097 (Output_section_definition::Output_section_definition): Initialize
7098 data member Output_section_definition::script_section_type_.
7099 (Output_section_definition::create_sections): Pass script section type
7100 to Layout::make_output_section_for_script.
7101 (Output_section_definition::output_section_name): Return script
7102 section type to caller.
7103 (Output_section_definition::set_section_address): Do not advance
7104 dot value and load address if section type is NOLOAD. Set address
7105 of NOLOAD sections regardless of section flags.
7106 (Output_section_definition::print): Print section type if it is
7107 not SCRIPT_SECTION_TYPE_NONE.
7108 (Output_section_definition::section_type): New method.
7109 (Output_section_definition::script_section_type_name): Ditto.
7110 (Script_sections::output_section_name): Add new parameter
7111 PSECTION_TYPE for returning script section type. Pass it to
7112 section elements. Handle discard sections.
7113 (Sort_output_sections::operator()): Handle NOLOAD sections.
7114 * script-sections.h (Script_sections::Section_type): New enum type.
7115 (Script_sections::output_section_name): Add a new parameter for
7116 returning script section type.
7117 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
7119 * yyscript.y (union): Add new field SECTION_TYPE.
7120 (COPY, DSECT, INFO, NOLOAD): New tokens.
7121 (opt_address_and_section_type): Change type to output_section_header.
7122 (section_type): New non-terminal
7123 (section_header): Handle section type.
7124 (opt_address_and_section_type): Return section type value.
7126 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
7128 * testsuite/plugin_common_test_1.c (foo): Add prototype.
7129 * testsuite/plugin_common_test_2.c (foo): Likewise.
7131 2010-04-08 Doug Kwan <dougkwan@google.com>
7133 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
7135 * output.cc (Output_section::add_merge_input_section): Simplify
7136 code and return status of Output_merge_base::add_input_section.
7137 Update merge section map only if Output_merge_base::add_input_section
7140 2010-04-07 Doug Kwan <dougkwan@google.com>
7142 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
7143 if section is marked as containing instructions but has no mapping
7145 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
7146 correct section index.
7147 (Arm_relobj::find_linked_text_section): Ditto.
7149 2010-04-07 Cary Coutant <ccoutant@google.com>
7151 * archive.cc (include_member): Destroy Read_symbols_data object before
7153 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
7154 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
7155 (Read_symbols_data::~Read_symbols_data) New destructor.
7156 (Section_relocs::Section_relocs) New constructor.
7157 (Section_relocs::~Section_relocs) New destructor.
7158 (Read_relocs_data::Read_relocs_data) New constructor.
7159 (Read_relocs_data::~Read_relocs_data) New destructor.
7160 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
7161 pointers to NULL after deleting.
7163 2010-04-07 Doug Kwan <dougkwan@google.com>
7165 * arm.cc: Replace "endianity" with "endianness" in comments.
7166 (Arm_exidx_cantunwind): Ditto.
7167 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
7168 (Arm_relobj::merge_flags_and_attributes): New method.
7169 (Arm_relobj::merge_flags_and_attributes_): New data member.
7170 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
7171 (Arm_relobj::scan_sections_for_stubs): Ditto.
7172 (Arm_relobj::do_read_symbols): Check to see if we really want to
7173 merge processor-specific flags and attributes. Exit early if
7174 an object is empty except for section names and the undefined symbol.
7175 (Target_arm::do_finalize_sections): Move check for ELF format to
7176 Arm_relobj::do_read_symbols. Merge processor specific flags and
7177 attributes from a regular object only when we have determined that
7178 it is aapropriate. Do not create an .ARM.attributes section in
7179 output if there is no regular input object.
7180 (Target_arm::merge_processor_specific_flags): Check
7181 --warn-mismatch before printing any error.
7182 (Target_arm::merge_object_attributes): Ditto.
7183 * gold.cc (queue_middle_tasks): Handle the case in which there is
7184 no regular object in input.
7185 * options.cc (General_options::parse_EB): New method.
7186 (General_options::parse_EL): Same.
7187 (General_options::General_options): Initialize endianness_.
7188 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
7190 (General_options::Endianness): New enum.
7191 (General_options::endianness): New method.
7192 (General_options::endianness_): New data member.
7193 * parameters.cc (Parameters::set_options): Check target endianness.
7194 (Parameters::set_target_once): Ditto.
7195 (Parameters::check_target_endianness): New method.
7196 (parameters_force_valid_target): If either -EL or -EB is specified,
7197 use it to define endianness of default target.
7198 * parameters.h (Parameters::check_target_endianness): New method
7200 * target.h (class Target): Change "endianity" to "endianness"
7203 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7205 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
7206 * configure: Regenerate.
7207 * Makefile.in: Regenerate.
7208 * testsuite/Makefile.in: Regenerate.
7210 2010-04-06 Cary Coutant <ccoutant@google.com>
7213 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
7214 prevailing definitions of common symbols.
7215 * testsuite/plugin_test_6.sh: New test case.
7216 * testsuite/plugin_common_test_1.c: New test case.
7217 * testsuite/plugin_common_test_2.c: New test case.
7218 * testsuite/Makefile.am (plugin_test_6): New test case.
7219 * testsuite/Makefile.in: Regenerate.
7221 2010-04-06 Nick Clifton <nickc@redhat.com>
7223 * po/vi.po: New Vietnamese translation.
7225 2010-03-30 Doug Kwan <dougkwan@google.com>
7227 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
7229 2010-03-25 Doug Kwan <dougkwan@google.com>
7231 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
7232 to avoid a conversion warning on a 32-bit host.
7234 2010-03-24 Ian Lance Taylor <iant@google.com>
7236 * testsuite/script_test_3.t: Add a TLS segment.
7237 * testsuite/Makefile.am (check_PROGRAMS): Add
7238 tls_phdrs_script_test.
7239 (tls_phdrs_script_test_SOURCES): Define.
7240 (tls_phdrs_script_test_DEPENDENCIES): Define.
7241 (tls_phdrs_script_test_LDFLAGS): Define.
7242 (tls_phdrs_script_test_LDADD): Define.
7243 * testsuite/Makefile.in: Rebuild.
7245 2010-03-23 Cary Coutant <ccoutant@google.com>
7247 * fileread.cc (find_or_make_view): Fix comment.
7249 2010-03-23 Ian Lance Taylor <iant@google.com>
7251 * script-sections.cc (class Orphan_section_placement): Define
7252 PLACE_TLS and PLACE_TLS_BSS.
7253 (Orphan_section_placement::Orphan_section_placement): Initialize
7255 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
7256 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
7257 (tls_script_test_SOURCES): Define.
7258 (tls_script_test_DEPENDENCIES): Define.
7259 (tls_script_test_LDFLAGS): Define.
7260 (tls_script_test_LDADD): Define.
7261 * testsuite/Makefile.in: Rebuild.
7263 2010-03-22 Doug Kwan <dougkwan@google.com>
7265 * arm.cc (Arm_relocate_functions::abs8,
7266 Arm_relocate_functions::abs16): Use correct check for overflow
7267 specified in the ARM ELF specs.
7268 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
7269 target of a BLX instruction specially.
7270 (Reloc_stub::stub_type_for_reloc): Ditto.
7271 (Relocate::relocate): Use symbolic names instead of numeric relocation
7272 codes to report error.
7273 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
7275 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
7276 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
7277 thumb2_blx_out_of_range.stdout
7278 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
7279 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
7280 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
7281 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
7282 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
7283 thumb2_blx_in_range, thumb2_blx_in_range.o,
7284 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
7285 thumb2_blx_out_of_range.o): New rules.
7286 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
7287 thumb2_blx_in_range and thumb2_blx_out_of_range.
7288 * testsuite/Makefile.in: Regenerate.
7289 * arm_branch_in_range.sh: Add tests for THUMB BLX.
7290 * testsuite/thumb_blx_in_range.s: New file.
7291 * testsuite/thumb_blx_out_of_range.s: New file.
7293 2010-03-22 Rafael Espindola <espindola@google.com>
7295 * archive.cc (Should_include): Move to archive.h.
7296 (should_include_member): Make it a member of Archive.
7298 (Add_lib_group_symbols): New.
7299 * archive.h: Include options.h.
7300 (Archive_member): Moved from Archive.
7301 (Should_include): Moved from archive.cc.
7303 (Add_lib_group_symbols): New.
7304 * dynobj.cc (do_should_include_member): New.
7305 * dynobj.h (do_should_include_member): New.
7306 * gold.cc (queue_initial_tasks): Update call to queue.
7307 * main.cc (main): Print lib group stats.
7308 * object.cc (do_should_include_member): New.
7309 * object.h: Include archive.h.
7310 (Object::should_include_member): New.
7311 (Object::do_should_include_member): New.
7312 (Sized_relobj::do_should_include_member): New.
7313 * options.cc (General_options::parse_start_lib): New.
7314 (General_options::parse_end_lib): New.
7315 (Input_arguments::add_file): Handle lib groups.
7316 (Input_arguments::start_group): Check we are not in a lib.
7317 (Input_arguments::start_lib): New.
7318 (Input_arguments::end_lib): New.
7319 * options.h (General_options): Add start_lib and end_lib.
7320 (Input_argument::lib_): New.
7321 (Input_argument::lib): New.
7322 (Input_argument::is_lib): New.
7323 (Input_file_lib): New.
7324 (Input_arguments::in_lib_): New.
7325 (Input_arguments::in_lib): New.
7326 (Input_arguments::start_lib): New.
7327 (Input_arguments::end_lib_): New.
7328 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
7329 in unused members as preempted.
7330 (Sized_pluginobj::do_should_include_member): New.
7331 * plugin.h (Sized_pluginobj::do_should_include_member): New.
7332 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
7334 (Read_symbols::do_whole_lib_group): New.
7335 (Read_symbols::do_lib_group): New.
7336 (Read_symbols::do_read_symbols): Handle lib groups.
7337 (Read_symbols::get_name): Handle lib groups.
7338 * readsyms.h (Read_symbols): Add an archive member pointer.
7339 (Read_symbols::do_whole_lib_group): New.
7340 (Read_symbols::do_lib_group): New.
7341 (Read_symbols::member_): New.
7342 * script.cc (read_input_script): Update call to queue_soon.
7344 2010-03-19 Doug Kwan <dougkwan@google.com>
7346 * arm.cc (Stub_table::Stub_table): Initialize new data members
7347 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
7348 (Stub_table::add_reloc_stub): Assign stub offset and update
7349 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
7350 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
7352 (Stub_table::update_data_size_and_addralign): Use
7353 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
7354 instead of going over all reloc stubs.
7355 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
7356 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
7357 Stringpool_template::offset_ to size of Stringpool_char.
7358 (Stringpool_template::new_key_offset): Remove code to initialize
7359 Stringpool_template::offset_.
7360 * stringpool.h (Stringpool_template::set_no_zero_null): Set
7361 Stringpool_template::offset_ to zero.
7363 2010-03-15 Doug Kwan <dougkwan@google.com>
7365 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
7367 (Stringpool_template::new_key_offset): New method.
7368 (Stringpool_template::add_string): Assign offsets when adding new
7370 (Stringpool_template::set_string_offsets): Do not set string offsets
7371 when not optimizing.
7372 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
7374 (Chunked_vector::clear): Clear size_.
7375 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
7376 (Chunked_vector::size): Return size_.
7377 (Chunked_vector::push_back): Use size_ to find insert position.
7378 (Chunked_vector::size_): New data member.
7379 (Stringpool_template::set_no_zero_null): Assert string set is empty.
7380 (Stringpool_template::new_key_offset): New method declaration.
7381 (Stringpool_template::offset_): New data member.
7383 2010-03-15 Rafael Espindola <espindola@google.com>
7385 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
7386 Add_symbols' constructor.
7387 * readsyms.h (Add_symbols): Remove the input_group member.
7389 2010-03-10 Ian Lance Taylor <iant@google.com>
7391 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
7392 target to ask whether a reference to a symbol requires a stack
7394 * target.h (Target::is_call_to_non_split): New function.
7395 (Target::do_is_call_to_non_split): Declare virtual function.
7396 * target.cc: Include "symtab.h".
7397 (Target::do_is_call_to_non_split): New function.
7398 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
7400 2010-03-10 Cary Coutant <ccoutant@google.com>
7402 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
7403 (File_read::open[1]): Remove initial mapping of whole_file_view_.
7404 (File_read::open[2]): Add whole_file_view_ to list of views.
7405 (File_read::make_view): Remove test of whole_file_view_.
7406 (File_read::find_or_make_view): Create whole_file_view_ if
7408 (File_read::clear_views): Replace bool parameter with enum;
7409 adjust all callers. Don't delete views with permanent data;
7410 do delete cached views and views from archives if
7411 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
7412 if clearing the corresponding view.
7413 * fileread.h (File_read::Clear_views_mode): New enum.
7414 (File_read::View::is_permanent_view): New method.
7415 (File_read::clear_views): Replace bool parameter
7416 with enum; adjust all callers.
7417 * options.h (General_options): Change keep_files_mapped option;
7418 add map_whole_files.
7419 * readsyms.cc (Add_symbols::run): Delete sd_ object before
7421 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
7424 2010-03-10 David S. Miller <davem@davemloft.net>
7426 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
7428 2010-03-09 Sriraman Tallam <tmsriram@google.com>
7430 * icf.cc (get_section_contents): Add '@' marker after processing the
7433 2010-03-08 Doug Kwan <dougkwan@google.com>
7435 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
7436 due to a conversion warning.
7437 (Arm_relobj::update_output_local_symbol_count): Check for local
7438 symbol with unset output index.
7440 2010-03-05 Ian Lance Taylor <iant@google.com>
7442 * options.h (class General_options): Add --spare-dynamic-tags.
7443 * output.cc (Output_data_dynamic::set_final_data_size): Implement
7444 --spare-dynamic-tags.
7446 2010-03-05 Ian Lance Taylor <iant@google.com>
7448 * incremental.cc: Include "libiberty.h".
7450 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7452 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
7453 function, is_info_ member.
7454 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
7455 (Versions::Versions): Update caller.
7456 (Versions::define_base_version): Likewise.
7457 (Versions::add_def): Likewise.
7459 2010-03-03 Sriraman Tallam <tmsriram@google.com>
7461 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
7462 (Scan::possible_function_pointer_reloc): New function.
7463 (Scan::local_reloc_may_be_function_pointer): Change to call
7464 possible_function_pointer_reloc.
7465 (Scan::global_reloc_may_be_function_pointer): Ditto.
7466 * icf.h (Icf::check_section_for_function_pointers): Change to reject
7467 relocations in ".data.rel.ro._ZTV" section.
7468 * testsuite/icf_safe_so_test.sh: Change to pass i386.
7469 * testsuite/icf_safe_so_test.cc: Ditto.
7470 * testsuite/icf_safe_test.cc: Ditto.
7471 * testsuite/icf_safe_test.sh: Ditto.
7473 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7474 Ian Lance Taylor <iant@google.com>
7476 * target-reloc.h (relocate_section): Check the symbol table index
7477 for -1U before setting the local symbol index.
7478 (scan_relocatable_relocs): If copying the relocation, record that
7479 the local symbol is required.
7480 * object.h (Symbol_value::is_output_symtab_index_set): New
7482 (Symbol_value::may_be_discarded_from_output_symtab): New
7484 (Symbol_value::has_output_symtab_entry): New function.
7485 (Symbol_value::needs_output_symtab_entry): Remove.
7486 (Symbol_value::output_symtab_index): Make sure the symbol index is
7488 (Symbol_value::set_output_symtab_index): Make sure the symbol
7489 index is not set. Make sure the new index is valid.
7490 (Symbol_value::set_must_have_output_symtab_entry): New function.
7491 (Symbol_value::has_output_dynsym_entry): New function.
7492 (Symbol_value::set_output_dynsym_index): Make sure the new index
7494 (Sized_relobj::set_must_have_output_symtab_entry): New function.
7495 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
7496 local symbol if permitted.
7497 (Sized_relobj::do_finalize_local_symbols): Call
7498 is_output_symtab_index_set rather than needs_output_symtab_entry.
7499 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
7500 rather than needs_output_symtab_entry. Call
7501 has_output_dynsym_entry rather than needs_output_dynsym_entry.
7502 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
7503 is_output_symtab_index_set rather than needs_output_symtab_entry.
7504 * testsuite/discard_locals_relocatable_test.c: New file.
7505 * testsuite/discard_locals_test.sh: Test -r.
7506 * testsuite/Makefile.am (check_DATA): Add
7507 discard_locals_relocatable_test1.syms,
7508 discard_local_relocatable_test2.syms.
7509 (MOSTLYCLEANFILES): Likewise. Also add
7510 discard_locals_relocatable_test1.lout and
7511 discard_locals_relocatable_test2.out.
7512 (discard_locals_relocatable_test1.syms): New target.
7513 (discard_locals_relocatable_test.o): New target.
7514 (discard_locals_relocatable_test1.out): New target.
7515 (discard_locals_relocatable_test2.syms): New target.
7516 (discard_locals_relocatable_test2.out): New target.
7517 (various): Add missing ../ld-new dependencies.
7518 * testsuite/Makefile.in: Rebuild.
7520 2010-03-03 Nick Clifton <nickc@redhat.com>
7522 * po/fi.po: New Finnish translation.
7524 2010-03-01 Doug Kwan <dougkwan@google.com>
7526 * layout.cc (Layout::Layout): Force section types of .init_array*,
7527 .preinit_array* and .fini_array* sections.
7528 * output.cc (Output_section::Input_section_sort_entry::has_priority):
7529 Fix check of return value of std::string::find.().
7530 (Output_section::Input_section_sort_compare::operator()): Remove
7531 comment about .init_array.
7532 (Output_section::Input_section_sort_init_fini_compare::operator()):
7534 (Output_section::sort_attached_input_sections): Handle .init_array
7535 and .fini_array specially.
7536 * output.h (Output_section::Inut_section_sort_compare): Update
7538 (Output_section::Input_section_sort_init_fini_compare): New struct.
7540 2010-02-26 Doug Kwan <dougkwan@google.com>
7542 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
7543 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
7544 * testsuite/debug_msg.sh: Avoid matching source line number for
7545 use of global variable undef_int.
7547 2010-02-26 Doug Kwan <dougkwan@google.com>
7549 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
7550 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
7551 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
7552 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
7553 * options.cc (General_options::General_options): Initialize member
7555 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
7556 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
7557 and rm_no_fix_v4bx.stdout
7558 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
7559 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
7560 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
7561 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
7562 and arm_no_fix_v4bx.
7563 * Makefile.in: Regenerate.
7564 * testsuite/arm_fix_v4bx.s: New file.
7565 * testsuite/arm_fix_v4bx.sh: Ditto.
7567 2010-02-24 Doug Kwan <dougkwan@google.com>
7569 * arm.cc (Target_arm::got_section): Make the .got section the first
7570 non RELRO section in the data segment.
7571 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
7572 suffixes of section names.
7574 2010-02-24 Doug Kwan <dougkwan@google.com>
7576 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
7577 flags and attributes merging if an input file is a binary file.
7578 * fileread.cc (Input_file::open): Record format of original file.
7579 * fileread.h (Input_file::Format): New enum type.
7580 (Input_file::Input_file): Initialize data member format_.
7581 (Input_file::format): New method definition.
7582 (Input_file::format_):: New data member.
7584 2010-02-24 Doug Kwan <dougkwan@google.com>
7586 * arm.cc (Arm_output_data_got): New class.
7587 (ARM_TCB_SIZE): New constant
7588 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
7589 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
7590 If user uses a script with a SECTIONS clause, issue only a warning
7591 for a misplaced EXIDX input section. Otherwise, issue an error.
7592 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
7594 (Target_arm::got_mode_index_entry): Handle static linking.
7595 (Target_arm::Scan::local): Ditto.
7596 (Target_arm::Scan::global): Ditto.
7597 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
7598 all incorrectly implemented relocations.
7599 (Target_arm::fix_exidx_coverage): Pass layout to
7600 Arm_output_section::fix_exidx_coverage.
7601 * layout.cc (Layout::section_name_mapping): Remove trailing dots
7602 from ".ARM.exidx." and ".ARM.extab.".
7604 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7606 * arm.cc (Target_arm::do_finalize_sections): Create attribute
7607 section if it does not already exist.
7608 * attributes.cc (Attributes_section_data::Attributes_section_data):
7609 Don't crash if size is zero.
7611 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7612 Ian Lance Taylor <iant@google.com>
7614 * gold.cc (queue_middle_tasks): If no input files were opened,
7616 * workqueue.h (Task_function::Task_function): Assert that there is
7619 2010-02-22 Doug Kwan <dougkwan@google.com>
7621 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
7622 * icf.cc (get_section_contents): Cast snprintf arguments to long long
7623 types to avoid warnings due to different uint64_t implementations
7626 2010-02-21 Doug Kwan <dougkwan@google.com>
7628 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
7629 handling of the maximum backward branch offset.
7630 (Arm_relocate_functions::thumb_branch_common): Ditto.
7631 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
7632 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
7633 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
7634 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
7635 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
7636 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
7637 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
7638 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
7639 thumb_bl_out_of_range thumb_bl_out_of_range.o,
7640 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
7641 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
7642 thumb2_bl_out_of_range.o): New rules.
7643 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
7644 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
7645 thumb2_bl_out_of_range
7646 * testsuite/Makefile.in: Regenerate.
7647 * testsuite/arm_bl_in_range.s: New file.
7648 * testsuite/arm_bl_out_of_range.s: Ditto.
7649 * testsuite/arm_branch_in_range.sh: Ditto.
7650 * testsuite/arm_branch_range.t: Ditto.
7651 * testsuite/thumb2_branch_range.t: Ditto.
7652 * testsuite/thumb_bl_in_range.s: Ditto.
7653 * testsuite/thumb_bl_out_of_range.s: Ditto.
7654 * testsuite/thumb_branch_range.t: Ditto.
7656 2010-02-20 Sriraman Tallam <tmsriram@google.com>
7658 * gc.h (gc_process_relocs): Change vectors to point to the new list.
7659 Add reloc offset information.
7660 * icf.cc (get_section_contents): Change iterators to point to the new
7661 vectors. Add reloc offset information to the contents.
7662 * icf.h (Icf::Sections_reachable_info): New typedef.
7663 (Icf::Sections_reachable_list): New typedef.
7664 (Icf::Offset_info): New typedef.
7665 (Icf::Reloc_info): New struct typedef.
7666 (Icf::Reloc_info_list): New typedef.
7667 (Icf::symbol_reloc_list): Delete method.
7668 (Icf::addend_reloc_list): Delete method.
7669 (Icf::section_reloc_list): Delete method.
7670 (Icf::reloc_info_list): New method.
7671 (Icf::reloc_info_list_): New member.
7673 2010-02-19 Doug Kwan <dougkwan@google.com>
7675 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
7676 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
7677 * arm.cc (Arm_relocation_functions): New forward declaration.
7678 (Target_arm::Target_arm): Initialize new data members
7679 got_mod_index_offset_ and tls_base_symbol_defined_.
7680 (Target_arm::Relocate::relocate_tls): New method.
7681 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
7682 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
7684 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
7685 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
7686 (Target_arm::got_mod_index_offset_,
7687 Target_arm::tls_base_symbol_defined_): New data members.
7688 (Target_arm::Scan::local, Target::Scan::global,
7689 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
7692 2010-02-18 Doug Kwan <dougkwan@google.com>
7694 * arm.cc (Arm_relobj::find_linked_text_section): New method.
7695 (Arm_relobj::make_exidx_input_section): Pass section index of linked
7696 text section as a parameter becuase some broken tools may not set
7697 the link in section header.
7698 (Target_arm::has_got_section): New method.
7699 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
7700 without any mapping symbol as data only. Remove warning.
7701 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
7702 link in its section header, try to discover the link by inspecting the
7703 REL31 relocation at the beginning of the section.
7704 (Target_arm::Scan::check_non_pic): Report name of offending relocation
7706 (Target_arm::Scan::global): Treat any reference to the symbol
7707 _GLOBAL_OFFSET_TABLE_ as a GOT access.
7709 2010-02-12 Sriraman Tallam <tmsriram@google.com>
7711 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
7712 (Scan::global_reloc_may_be_function_pointer): New function.
7713 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7714 (Scan::global_reloc_may_be_function_pointer): New function.
7715 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7716 (Scan::global_reloc_may_be_function_pointer): New function.
7717 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
7718 (Scan::global_reloc_may_be_function_pointer): New function.
7719 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
7720 (Scan::global_reloc_may_be_function_pointer): New function.
7721 (Scan::possible_function_pointer_reloc): New function.
7722 (Target_x86_64::can_check_for_function_pointers): New function.
7723 * gc.h (gc_process_relocs): Scan relocation types to determine if
7724 function pointers were taken for targets that support it.
7725 * icf.cc (Icf::find_identical_sections): Include functions for
7726 folding in safe ICF whose pointer is not taken.
7727 * icf.h (Secn_fptr_taken_set): New typedef.
7728 (fptr_section_id_): New member.
7729 (section_has_function_pointers): New function.
7730 (set_section_has_function_pointers): New function.
7731 (check_section_for_function_pointers): New function.
7732 * options.h: Fix comment for safe ICF option.
7733 * target.h (can_check_for_function_pointers): New function.
7734 * testsuite/Makefile.am: Add icf_safe_so_test test case.
7735 Modify icf_safe_test for X86-64.
7736 * testsuite/Makefile.in: Regenerate.
7737 * testsuite/icf_safe_so_test.cc: New file.
7738 * testsuite/icf_safe_so_test.sh: New file.
7739 * testsuite/icf_safe_test.cc (kept_func_3): New function.
7740 (main): Change to take pointer to function kept_func_3.
7741 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
7742 folding is done correctly for X86-64.
7744 2010-02-12 David S. Miller <davem@davemloft.net>
7746 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
7747 is_symbolless parameter.
7748 (Output_reloc<SHT_REL>::is_symbolless): New.
7749 (Output_reloc<SHT_REL>::is_symbolless_): New.
7750 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
7751 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
7752 (Output_reloc<SHT_RELA>::is_symbolless): New.
7753 (Output_data_reloc::add_global): Handle is_symbolless.
7754 (Output_data_reloc::add_global_relative): Likewise.
7755 (Output_data_reloc::add_local): Likewise.
7756 (Output_data_reloc::add_local_relative): Likewise.
7757 (Output_data_reloc::add_symbolless_global_addend): New.
7758 (Output_data_reloc::add_symbolless_local_addend): New.
7759 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
7761 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
7762 instead of ->is_relative_
7763 (Output_reloc::write): Likewise.
7764 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
7765 (Output_reloc::write_rel): Simplify.
7767 * sparc.cc (Target_sparc::Scan::local): Use
7768 ->add_symbolless_local_addend as needed.
7769 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
7770 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
7771 based upon relocation offset.
7773 2010-02-11 Doug Kwan <dougkwan@google.com>
7775 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
7776 (Target_arm::Scan::global): Ditto. Also remove a comment before the
7777 beginning of function.
7778 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
7779 and MOVT_ABS relocations. Those are non issued in scanning. Fix
7780 parameter is_32bit in calls to should_apply_static_reloc.
7781 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
7782 (check_DATA): Add arm_abs_global.stdout.
7783 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
7784 arm_abs_global.stdout): New rules.
7785 (MOSTLLYCLEANFILES): Add arm_abs_global
7786 * Makefile.in: Regenerate.
7787 * testsuite/arm_abs_global.s: New file.
7788 * testsuite/arm_abs_global.sh: Ditto.
7789 * testsuite/arm_abs_lib.s: Ditto.
7791 2010-02-11 Ian Lance Taylor <iant@google.com>
7793 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
7795 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
7796 Allocate_commons_task first.
7797 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
7798 task, rather than symtab_lock_.
7799 (Gc_process_relocs::~Gc_process_relocs): New function.
7800 (Gc_process_relocs::is_runnable): Check this_blocker_.
7801 (Gc_process_relocs::locks): Use next_blocker_ rather than
7803 (Scan_relocs::~Scan_relocs): New function.
7804 (Scan_relocs::is_runnable): Check this_blocker_ rather than
7806 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
7808 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
7809 fields. Add this_blocker_ and next_blocker_ fields. Adjust
7810 constructor accordingly.
7811 (class Gc_process_relocs): Likewise.
7812 (class Scan_relocs): Likewise.
7813 * common.h (class Allocate_commons_task): Remove symtab_lock_
7814 field, and corresponding constructor parameter.
7815 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
7817 (Allocate_commons_task::locks): Likewise.
7819 2010-02-11 Ian Lance Taylor <iant@google.com>
7821 * gold-threads.h (class Once): Define.
7822 (class Initialize_lock): Rewrite as child of Once.
7823 * gold-threads.cc (class Once_initialize): Define.
7824 (once_pointer_control): New static variable.
7825 (once_pointer, once_arg): New static variables.
7826 (c_run_once): New static function.
7827 (Once::Once, Once::run_once, Once::internal_run): New functions.
7828 (class Initialize_lock_once): Remove.
7829 (initialize_lock_control): Remove.
7830 (initialize_lock_pointer): Remove.
7831 (initialize_lock_once): Remove.
7832 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
7833 (Initialize_lock::initialize): Rewrite.
7834 (Initialize_lock::do_run_once): New function.
7835 * archive.cc (Archive::interpret_header): Only clear name if it is
7837 * fileread.cc: Include "gold-threads.h"
7838 (file_counts_lock): New static variable.
7839 (file_counts_initialize_lock): Likewise.
7840 (File_read::release): Only increment counts when using --stats.
7841 Use a lock around the increment.
7842 * parameters.cc (class Set_parameters_target_once): Define.
7843 (set_parameters_target_once): New static variable.
7844 (Parameters::Parameters): Move here from parameters.h.
7845 (Parameters::set_target): Rewrite.
7846 (Parameters::set_target_once): New function.
7847 (Parameters::clear_target): Move here and rewrite.
7848 * parameters.h (class Parameters): Update declarations. Add
7849 set_parameters_target_once_ field.
7850 (Parameters::Parameters): Move to parameters.cc.
7851 (Parameters::clear_target): Likewise.
7852 * readsyms.cc (Read_symbols::do_group): Create a Start_group
7854 (Start_group::~Start_group): New function.
7855 (Start_group::is_runnable): New function.
7856 (Start_group::locks, Start_group::run): New functions.
7857 (Finish_group::run): Change saw_undefined to size_t.
7858 * readsyms.h (class Start_group): Define.
7859 (class Finish_group): Change saw_undefined_ field to size_t.
7860 (Finish_group::Finish_group): Remove saw_undefined and
7861 this_blocker parameters. Change all callers.
7862 (Finish_group::set_saw_undefined): New function.
7863 (Finish_group::set_blocker): New function.
7864 * symtab.h (class Symbol_table): Change saw_undefined to return
7865 size_t. Change saw_undefined_ field to size_t.
7866 * target-select.cc (Set_target_once::do_run_once): New function.
7867 (Target_selector::Target_selector): Initialize set_target_once_
7868 field. Don't initialize lock_ and initialize_lock_ fields.
7869 (Target_selector::instantiate_target): Rewrite.
7870 (Target_selector::set_target): New function.
7871 * target-select.h (class Set_target_once): Define.
7872 (class Target_selector): Update declarations. Make
7873 Set_target_once a friend. Remove lock_ and initialize_lock_
7874 fields. Add set_target_once_ field.
7876 2010-02-10 Ian Lance Taylor <iant@google.com>
7878 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
7880 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
7881 (queue_middle_tasks): Add all blockers before queueing any tasks.
7882 (queue_final_tasks): Likewise.
7883 * token.h (Task_token::add_blockers): New function.
7884 * object.h (Input_objects::number_of_relobjs): New function.
7886 2010-02-10 Ian Lance Taylor <iant@google.com>
7888 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
7889 shared, not if not position independent.
7890 * x86_64.cc (Relocate::relocate_tls): Likewise.
7891 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
7892 (tls_pie_pic_test): New target.
7893 * testsuite/Makefile.in: Rebuild.
7895 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
7896 (tls_test_main_pie.o, tls_test_pie.o): New targets.
7897 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
7898 * testsuite/Makefile.in: Rebuild.
7900 2010-02-09 David S. Miller <davem@davemloft.net>
7902 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
7903 R_SPARC_RELATIVE using ->add_local_relative().
7904 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
7906 * output.h (Output_data_dynamic::add_section_size): New method
7907 that takes two Output_data objects.
7908 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
7909 entry param. Handle it in initializers.
7910 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
7911 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
7912 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
7914 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
7915 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
7916 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
7917 for dynrel_includes_plt.
7918 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7919 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7920 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
7922 (Target_sparc::do_finalize_sections): Update to pass true for
7923 dynrel_includes_plt.
7924 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
7925 output before .rela.plt
7926 (Target_powerpc::do_finalize_sections): Update to pass true for
7927 dynrel_includes_plt when 32-bit.
7929 2010-02-08 Doug Kwan <dougkwan@google.com>
7931 * arm.cc (Arm_relobj::simple_input_section_output_address): New
7933 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
7934 Arm_relobj::scan_section_for_cortex_a8_stubs,
7935 Arm_relobj::do_relocation_section): Instead of calling
7936 Output_section::output_address, use faster
7937 Arm_relobj::simple_input_section_output_address.
7939 2010-02-08 David S. Miller <davem@davemloft.net>
7941 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
7942 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
7943 relocation helper function.
7945 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
7946 just like R_SPARC_GOT{10,13,22}.
7947 (Target_sparc::Scan::local): Likewise.
7948 (Target_sparc::Relocate:relocate): Likewise.
7950 2010-02-06 Ian Lance Taylor <iant@google.com>
7952 * configure.ac: Rewrite targetobjs duplicate removal code to use
7953 only shell constructs.
7954 * configure: Rebuild.
7956 2010-02-05 Doug Kwan <dougkwan@google.com>
7959 * arm.cc (Arm_relobj::section_is_scannable): New method.
7960 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
7961 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
7963 2010-02-04 Doug Kwan <dougkwan@google.com>
7966 * arm-reloc-property.cc (cstdio): Include.
7967 * configure.ac (targetobjs): Remove duplicates.
7968 * configure: Regenerate.
7969 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
7970 big and little endian version for a given address size.
7972 2010-02-03 Doug Kwan <dougkwan@google.com>
7974 * arm-reloc-property.cc
7975 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7977 * arm-reloc-property.h
7978 (Arm_reloc_property_table::get_implemented_static_reloc_property):
7979 New method definition.
7980 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7982 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
7984 (GOT_PREL): Change implemented to Y.
7985 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
7986 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
7987 (Arm_relocate_functions::movw_abs_nc): Remove method.
7988 (Arm_relocate_functions::movt_abs): Ditto.
7989 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
7990 (Arm_relocate_functions::thm_movt_abs): Ditto.
7991 (Arm_relocate_functions::movw_rel_nc): Ditto.
7992 (Arm_relocate_functions::movw_rel): Ditto.
7993 (Arm_relocate_functions::movt_rel): Ditto.
7994 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
7995 (Arm_relocate_functions:thm_movw_rel): Ditto.
7996 (Arm_relocate_functions:thm_movt_rel): Ditto.
7997 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
7998 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
7999 New method definitions.
8000 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
8001 (Arm_relocation_functions::arm_grp_ldr): Ditto.
8002 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
8003 (Arm_relocation_functions::arm_grp_ldc): Ditto.
8004 (Target_arm::Relocate::relocate): Check for non-static or
8005 unimplemented relocation code and exit early. Change calls to
8006 Target_arm::reloc_uses_thumb_bit and
8007 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
8008 instead. Refactor code to handle similar relocations to increase
8009 code sharing. Remove check for unsupported relocation code in switch
8011 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
8012 relocation property table to find out size. Change error message to
8013 print out the name of a relocation code instead of the numeric value.
8014 (Target_arm::scan_reloc_for_stub): Use relocation property table
8015 instead of calling Target_arm::reloc_uses_thumb_bit().
8017 2010-02-02 Doug Kwan <dougkwan@google.com>
8019 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
8020 types of relaxed input section.
8022 2010-02-02 Doug Kwan <dougkwan@google.com>
8024 * Makefile.am (HFILES): Add arm-reloc-property.h.
8026 (TARGETSOURCES): Add arm-reloc-property.cc
8027 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
8028 (libgold_a_SOURCES): $(DEFFILES)
8029 * Makefile.in: Regenerate.
8030 * arm-reloc-property.cc: New file.
8031 * arm-reloc-property.h: New file.
8032 * arm-reloc.def: New file.
8033 * arm.cc: Update comments.
8034 (arm-reloc-property.h): New included header.
8035 (arm_reloc_property_table): New global variable.
8036 (Target_arm::do_select_as_default_target): New method definition.
8037 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
8038 arm-reloc-property to targ_extra_obj.
8039 * parameters.cc (set_parameters_target): Call
8040 Target::select_as_default_target().
8041 * target.h (Target::select_as_default_target): New method definition.
8042 (Target::do_select_as_default_target): Same.
8044 2010-02-01 Doug Kwan <dougkwan@google.com>
8046 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
8047 first_output_text_section_.
8048 (Arm_exidx_fixup::first_output_text_section): New method definition.
8049 (Arm_exidx_fixup::first_output_text_section_): New data member.
8050 (Arm_exidx_fixup::process_exidx_section): Record the first text
8051 output section seen.
8052 (Arm_output_section::fix_exidx_coverage): Set correct linked section
8053 and entsize in output section header.
8055 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8057 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
8058 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
8059 (Arm_relocate_functions::thm_alu11): New Method.
8060 (Arm_relocate_functions::thm_pc8): New Method.
8061 (Arm_relocate_functions::thm_pc12): New Method.
8062 (Target_arm::Scan::local): Handle the relocations.
8063 (Target_arm::Scan::global): Likewise.
8064 (Target_arm::Relocate::relocate): Likewise.
8065 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8067 2010-01-29 Doug Kwan <dougkwan@google.com>
8069 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
8070 of relocation types as ld.
8072 2010-01-29 Doug Kwan <dougkwan@google.com>
8074 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
8076 (Arm_relocate_functions::thumb_branch_common): Ditto.
8077 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
8078 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
8079 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
8080 Arm_relocate_functions::jump24): Remove.
8081 (Target_arm::Relocate::relocate): Adjust code to call
8082 Arm_relocation_functions::arm_branch_common and
8083 Arm_relocation_functions::thumb_branch_common instead of their removed
8084 wrappers. Merge switch-cases together to reduce source code size.
8086 2010-01-29 Doug Kwan <dougkwan@google.com>
8088 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
8089 output_local_symbol_count_needs_update_.
8090 (Arm_relobj::output_local_symbol_count_needs_update,
8091 Arm_relobj::set_output_local_symbol_count_needs_update,
8092 Arm_relobj::update_output_local_symbol_count): New methods.
8093 (Arm_relobj::output_local_symbol_count_needs_update_): New data
8095 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
8096 of pointed function as in a R_ARM_PREL31 relocation.
8097 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
8098 for output local symbol count updating.
8099 (Target_arm::do_relax): Update output local symbol counts in objects
8101 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
8103 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8105 * arm.cc: Added support for the ARM relocations:
8106 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
8107 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
8108 (Arm_relocate_functions::movw_rel_nc): Renamed (was
8110 (Arm_relocate_functions::movw_rel): New method.
8111 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
8112 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
8114 (Arm_relocate_functions::thm_movw_rel): New method.
8115 (Arm_relocate_functions::thm_movt_rel): Renamed (was
8117 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
8119 (Target_arm::Scan::global): Likewise.
8120 (Target_arm::Relocate::relocate): Likewise.
8121 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8124 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8126 * arm.cc: Added support for ARM group relocations.
8127 (Target_arm::reloc_needs_sym_origin): New method.
8128 (Arm_relocate_functions::calc_grp_kn): New method.
8129 (Arm_relocate_functions::calc_grp_residual): New method.
8130 (Arm_relocate_functions::calc_grp_gn): New method.
8131 (Arm_relocate_functions::arm_grp_alu): New Method.
8132 (Arm_relocate_functions::arm_grp_ldr): New Method.
8133 (Arm_relocate_functions::arm_grp_ldrs): New Method.
8134 (Arm_relocate_functions::arm_grp_ldc): New Method.
8135 (Target_arm::Scan::local): Handle the ARM group relocations.
8136 (Target_arm::Scan::global): Likewise.
8137 (Target_arm::Relocate::relocate): Likewise.
8138 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8141 2010-01-26 Doug Kwan <dougkwan@google.com>
8143 * arm.cc (set): Include.
8144 (class Arm_exidx_fixup): Change type of last_input_section_ to const
8146 (Arm_output_section::Text_section_list): New type.
8147 (Arm_output_section::append_text_sections_to_list): New method.
8148 (Arm_output_section::fix_exidx_coverage): Ditto.
8149 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
8150 (Arm_relobj::convert_input_section_to_relaxed_section): Use
8151 Relobj::set_section_offset() instead of
8152 Sized_relobj::invalidate_section_offset().
8153 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
8154 parameter for section headers. Ignore relocation sections for
8155 unallocated sections and EXIDX sections.
8156 (Target_arm::fix_exidx_coverage): New method.
8157 (Target_arm::output_section_address_less_than): New type.
8158 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
8159 linked text section instead of the EXIDX section.
8160 (Arm_output_section::create_stub_group): Add an assertion to check
8161 that this is not an EXIDX output section.
8162 (Arm_output_section::append_text_sections_to_list): New method.
8163 (Arm_output_section::fix_exidx_coverage): Ditto.
8164 (Arm_relobj::scan_sections_for_stubs): Adjust call to
8165 Arm_relobj::section_needs_reloc_stub_scanning.
8166 (Target_arm::do_relax): Fix EXIDX output section coverage in the
8168 (Target_arm::fix_exidx_coverage): New method.
8169 * object.h (Relobj::set_output_section): New method.
8170 (Sized_relobj::invalidate_section_offset): Remove method.
8171 (Sized_relobj::do_invalidate_section_offset): Remove method.
8172 (Sized_relobj::do_set_section_offset): Handle offset value -1.
8174 2010-01-25 Doug Kwan <dougkwan@google.com>
8176 * arm.cc (Arm_exidx_merged_section::do_output_offset):
8177 Fix warning due to signed and unsigned comparison on a 32-bit host.
8179 2010-01-22 Doug Kwan <dougkwan@google.com>
8181 * arm.cc (Target_arm::do_relax): Record an output section for section
8182 offset adjustment it contains any stub table that has changed.
8183 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
8184 offsets in an output section if necessary.
8185 * output.cc (Output_section::Output_section): Initialize
8186 section_offsets_need_adjustments_.
8187 (Output_section::add_input_section_for_script): Renamed to
8188 Output_section::add_simple_input_section.
8189 (Output_section::save_states): Add a comment.
8190 (Output_section::discard_states): New method defintion.
8191 (Output_section::adjust_section_offsets): Same.
8192 * output.h (Output_section::add_input_section_for_script): Renamed to
8193 Output_section::add_simple_input_section.
8194 (Output_section::discard_states): New method declaration.
8195 (Output_section::adjust_section_offsets): Same.
8196 (Output_section::section_offsets_need_adjustment,
8197 Output_section::set_section_offsets_need_adjustment): New method
8199 (Output_section::section_offsets_need_adjustment_): New data member.
8200 * script-sections.cc
8201 (Output_section_element_input::set_section_address): Adjust code for
8202 renaming of Output_section::add_input_section_for_script.
8203 (Orphan_output_section::set_section_address): Same.
8205 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8207 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
8208 Fix_v4bx enum values .
8209 * gold/options.h (General_options): New option definitions.
8210 (General_options::fix_v4bx): New method.
8211 (General_options::Fix_v4bx): New enum.
8212 * gold/options.cc (General_options::parse_fix_v4bx): New method.
8213 (General_options::parse_fix_v4bx_interworking): New method.
8215 2010-01-22 Doug Kwan <dougkwan@google.com>
8217 * arm.cc (Arm_exidx_fixup): New class.
8219 2010-01-21 Doug Kwan <dougkwan@google.com>
8221 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
8223 (Arm_exidx_section_offset_map): New type.
8225 2010-01-21 Doug Kwan <dougkwan@google.com>
8227 * arm.cc (Arm_exidx_input_section): New class.
8228 (Arm_relobj::exidx_input_section_by_link,
8229 Arm_relobj::exidx_input_section_by_shndx,
8230 Arm_relobj::make_exidx_input_section): New methods.
8231 (read_arm_attributes_section): Remove.
8232 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
8233 information about them.
8234 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
8237 2010-01-20 Doug Kwan <dougkwan@google.com>
8239 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
8240 Input_section_specifier to Section_id.
8241 (Target_arm::new_arm_input_section: Adjust code for change of key
8243 (Target_arm::find_arm_input_section): Ditto.
8244 * gc.h (object.h): Include for Section_id nand Section_id_hash.
8245 (Section_id): Remove.
8246 (Garbage_collection::Section_id_hash): Remove.
8247 * icf.h (object.h): Include for Section_id nand Section_id_hash.
8248 (Section_id): Remove.
8249 (Icf::Section_id_hash): Remove.
8250 * object.h (Section_id, Const_section_id, Section_id_hash,
8251 Const_section_id_hash): New type definitions.
8252 * output.cc (Output_section::add_relaxed_input_section): Change to
8253 use Const_section_id instead of Input_section_specifier as key type.
8254 (Output_section::add_merge_input_section): Ditto.
8255 (Output_section::build_relaxation_map): Change to use Section_id
8256 instead of Input_section_specifier as key type.
8257 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8259 (Output_section::convert_input_sections_to_relaxed_sections): Change
8260 to use Const_section_id instead of Input_section_specifier as key type.
8261 (Output_section::find_merge_section): Ditto.
8262 (Output_section::find_relaxed_input_section): Ditto.
8263 * output.h (Input_section_specifier): Remove class.
8264 (Output_section::Output_section_data_by_input_section_map): Change
8265 key type to Const_section_id.
8266 (Output_section::Output_relaxed_input_section_by_input_section_map):
8268 (Output_section::Relaxation_map): Change key type to Section_id.
8270 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8272 * gold/arm.cc: Added support for R_ARM_V4BX relocation
8273 (class Arm_v4bx_stub): New class.
8274 (DEF_STUBS): Updated definition to support v4_veneer_bx.
8275 (Stub_factory::make_arm_v4bx_stub): New method.
8276 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
8277 (Stub_table::empty): Handle v4bx stubs.
8278 (Stub_table::add_arm_v4bx_stub): New method.
8279 (Stub_table::find_arm_v4bx_stub): New method.
8280 (Arm_relocate_functions::v4bx): New method.
8281 (Target_arm::fix_v4bx): New method.
8282 (Target_arm::Target_arm): Handle R_ARM_V4BX.
8283 (Stub_table::relocate_stubs): Likewise.
8284 (Stub_table::do_write): Likewise.
8285 (Stub_table::update_data_size_and_addralign): Likewise.
8286 (Stub_table::finalize_stubs): Likewise.
8287 (Target_arm::Scan::local): Likewise.
8288 (Target_arm::Scan::global): Likewise.
8289 (Target_arm::do_finalize_sections): Likewise.
8290 (Target_arm::Relocate::relocate): Likewise.
8291 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8293 (Target_arm::scan_reloc_for_stub): Likewise.
8294 (Target_arm::scan_reloc_section_for_stubs): Likewise.
8296 2010-01-19 Ian Lance Taylor <iant@google.com>
8298 * output.cc (Output_section_headers::do_sized_write): Write large
8299 segment count to sh_info field.
8300 (Output_file_header::do_sized_write): For large segment count,
8301 write PN_XNUM to e_phnum field.
8303 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8305 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
8306 (Arm_relocate_functions::thm_jump8): New function.
8307 (Arm_relocate_functions::thm_jump11): New function.
8308 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
8310 (Target_arm::Scan::global): Likewise.
8311 (Target_arm::Relocate::relocate): Likewise.
8312 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8315 2010-01-14 Doug Kwan <dougkwan@google.com>
8317 * arm.cc (map, utility): Include headers.
8318 (Target_arm::apply_cortex_a8_workaround): New method.
8319 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
8320 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
8321 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
8322 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
8323 the --[no-]fix-cortex-a8 command line options.
8324 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
8325 (Target_arm::relocate_stub): Use addend in instruction template.
8326 * options.h (DEFINE_bool): Set the user-set flag.
8327 (General_options): Add --[no-]-fix-cortex options.
8328 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
8329 : Update fast look-up map after conversion.
8331 2010-01-14 Sriraman Tallam <tmsriram@google.com>
8333 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
8334 in the first pass of do_layout.
8336 2010-01-13 Doug Kwan <dougkwan@google.com>
8338 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
8339 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
8340 apparent compiler problem of not folding static constant integral
8341 data members of elfcpp::Elf_sizes<32>.
8343 2010-01-13 Doug Kwan <dougkwan@google.com>
8345 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
8346 Arm_relobj::section_needs_cortex_a8_stub_scanning,
8347 Arm_relobj::scan_section_for_cortex_a8_erratum,
8348 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
8349 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
8350 sections to scan for relocation stubs into a new method
8351 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
8352 relocation and Cortex-A8 stub scanning.
8353 (Target_arm::do_relax): Force stubs to be after stubbed sections
8354 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
8355 the beginning of a new relaxation pass. Update a comment.
8356 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
8358 2010-01-12 Ian Lance Taylor <iant@google.com>
8360 * target-reloc.h (visibility_error): New inline function.
8361 (relocate_section): Call visibility_error.
8362 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
8363 (MOSTLYCLEANFILES): Likewise.
8364 (protected_4_pic.o, protected_3.err): New targets.
8365 * testsuite/protected_4.cc: New file.
8367 2010-01-12 Doug Kwan <dougkwan@google.com>
8369 * arm.cc (Cortex_a8_reloc): New class.
8370 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
8371 and cortex_a8_relocs_info_.
8372 (Target_arm::fix_cortex_a8): New method definition.
8373 (Target_arm::Cortex_a8_relocs_info): New type.
8374 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
8375 New data member declarations.
8376 (Target_arm::scan_reloc_for_stub): Record information about
8377 relocations for THUMB branches that might be exempted from the
8378 Cortex-A8 workaround.
8379 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
8380 at the beginning of a relaxation pass.
8382 2010-01-12 Doug Kwan <dougkwan@google.com>
8384 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
8385 (Arm_relobj::Mapping_symbol_position,
8386 Arm_reloj::Mapping_symbol_position_less,
8387 Arm_relobj::Mapping_symbols_info): New types.
8388 (Target_arm::is_mapping_symbol_name): New method definition.
8389 (Arm_relobj::do_count_local_symbols): Save information about mapping
8392 2010-01-11 Doug Kwan <dougkwan@google.com>
8394 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
8395 Arm_relocate_functions::thumb32_branch_upper,
8396 Arm_relocate_functions::thumb32_branch_lower,
8397 Arm_relocate_functions::thumb32_cond_branch_offset,
8398 Arm_relocate_functions::thumb32_cond_branch_upper,
8399 Arm_relocate_functions::thumb32_cond_branch_lower,
8400 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
8401 branch offset encoding.
8402 (Arm_relocate_functions::thumb_branch_common): Use new branch
8403 offset encoding methods to avoid code duplication.
8404 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
8405 (Stub_addend_reader::operator()): Use new branch encoding method
8406 to avoid code duplication.
8408 2010-01-11 Doug Kwan <dougkwan@google.com>
8410 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
8411 (Target_arm::do_finalize_sections): Define special EXIDX section
8412 symbols only if referenced.
8413 * gc.h (Garbage_collection::add_reference): New method.
8414 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
8417 2010-01-11 Ian Lance Taylor <iant@google.com>
8419 * script.cc (Version_script_info::build_expression_list_lookup):
8420 Change complaing about duplicate wildcard match from error to
8423 * script.cc (class Lazy_demangler): Recreate--revert part of patch
8425 (Version_script_info::Version_script_info): Initialize globs_,
8426 default_version_, default_is_global_, and exact_. Don't
8427 initialize globals_ or locals_.
8428 (Version_script_info::build_lookup_tables): Build local symbols
8430 (Version_script_info::unquote): New function.
8431 (Version_script_info::add_exact_match): New function.
8432 (Version_script_info::build_expression_list_lookup): Remove lookup
8433 parameter. Add is_global parameter. Change all callers. Handle
8434 wildcard pattern specially. Unquote pattern. Call
8436 (Version_script_info::get_name_to_match): New function.
8437 (Version_script_info::get_symbol_version): New function.
8438 (Version_script_info::get_symbol_version_helper): Remove.
8439 (Version_script_info::check_unmatched_names): Call unquote.
8440 * script.h (class Version_script_info): Change get_symbol_version
8441 to be non-inline and add is_global parameter; change all callers.
8442 Rewrite symbol_is_local. Update declarations. Define struct
8443 Version_tree_match, Exact, Globs. Don't define struct Lookup.
8444 Remove globals_ and locals_ members. Add exact_, globs_,
8445 default_version_, is_global_.
8446 (Version_script_info::Glob): Remove pattern, add expression and
8447 is_global. Update constructor. Change all callers.
8448 * dynobj.cc (Versions::finalize): Mark the version symbol as the
8450 (Versions::symbol_section_contents): If a symbol is undefined, or
8451 defined in a dynamic object, set the version index to
8453 * symtab.cc (Symbol_table::add_from_relobj): Don't call
8455 (Symbol_table::add_from_pluginobj): Likewise.
8456 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
8458 2010-01-11 Doug Kwan <dougkwan@google.com>
8460 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
8461 (incremental_dump_LDADD): Add linking option for libintl.
8462 * Makefile.in: Regenerate.
8464 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
8467 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
8469 * testsuite/Makefile.in: Regenerated.
8471 2010-01-10 Doug Kwan <dougkwan@google.com>
8473 * options.h (DEFINE_var): Use parentheses around argument varname__
8474 in macro body to avoid any unintended subsequent substitutions.
8476 2010-01-10 Ian Lance Taylor <iant@google.com>
8478 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
8479 candidates before doing symbol resolution.
8481 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
8482 ODR candidates if only one is weak.
8484 2010-01-08 Ian Lance Taylor <iant@google.com>
8486 * script.cc (Version_script_info::build_expression_list_lookup):
8487 Don't warn about ambiguous version, just record the ambiguity.
8488 (Version_script_info::get_symbol_version_helper): Give error if
8489 version is ambiguous.
8491 2010-01-08 Doug Kwan <dougkwan@google.com>
8493 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
8494 prev_data_size_ and prev_addralign_. Remove initializer for
8495 deleted data member has_been_changed_.
8496 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
8497 to determine if the table is empty.
8498 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
8500 (Stub_table::add_reloc_stub): Define method in class definition
8501 instead of just declaring it there.
8502 (Stub_table::add_cortex_a8_stub): New method definition.
8503 (Stub_table::update_data_size_and_addralign): Ditto.
8504 (Stub_table::finalize_stubs): Ditto.
8505 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
8506 (Stub_table::do_addralign_): Return address alignment in the
8507 (Stub_table::do_reset_address_and_file_offset): Define method in
8508 class definition instead of declaring it there. Set current data
8509 size to be the data size of the previous pass.
8510 (Stub_table::set_final_data_size): Use current data size as the
8512 (Stub_table::relocate_stub): Change parameter type of stub from
8513 Reloc_stub pointer to Stub pointer.
8514 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
8515 (Stub_table::Cortex_a8_stub_list): New typedef.
8516 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
8517 Stub_table::prev_addralign_): New data member.
8518 (Arm_relobj::Arm_relobj): Initialize data member
8519 section_has_cortex_a8_workaround_.
8520 (Arm_relobj::section_has_cortex_a8_workaround,
8521 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
8523 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
8525 (Target_arm::relocate_stub): Change parameter type of stub from
8526 Reloc_stub pointer to Stub pointer.
8527 (Insn_template::size, Insn_template::alignment): Handle
8528 THUMB16_SPECIAL_TYPE.
8529 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
8530 Stub_table::update_data_size_and_addralign,
8531 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
8533 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
8534 (Stub_table::do_write): Ditto.
8535 (Target_arm::do_relax): Adjust code for changes in Stub_table.
8537 2010-01-08 Ian Lance Taylor <iant@google.com>
8540 * symtab.h (class Symbol): Remove fields is_target_special_ and
8541 has_plt_offset_. Add field is_defined_in_discarded_section_.
8542 (Symbol::is_defined_in_discarded_section): New function.
8543 (Symbol::set_is_defined_in_discarded_section): New function.
8544 (Symbol::has_plt_offset): Rewrite.
8545 (Symbol::set_plt_offset): Verify that new offset is not -1U.
8546 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
8547 Don't initialize is_target_special_ or has_plt_offset_.
8548 Initialize is_defined_in_discarded_section_.
8549 (Symbol_table::add_from_relobj): If appropriate, set
8550 is_defined_in_discarded_section.
8551 * resolve.cc (Symbol::override_base_with_special): Don't test
8552 is_target_special_. Change has_plt_offset_ to has_plt_offset().
8553 * target-reloc.h (relocate_section): Do special handling for
8554 symbols defined in discarded sections for global symbols as well
8557 2010-01-08 Ian Lance Taylor <iant@google.com>
8559 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
8560 the SHT_SYMTAB case.
8562 2010-01-08 Ian Lance Taylor <iant@google.com>
8564 * object.cc (Sized_relobj::do_layout): Don't get confused if
8565 layout_eh_frame returns NULL.
8567 2010-01-08 Ian Lance Taylor <iant@google.com>
8570 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
8571 dynamic symbol table, use the normal symbol table.
8572 (Sized_dynobj::do_read_symbols): Remove assertion about type of
8575 2010-01-08 Ian Lance Taylor <iant@google.com>
8578 * layout.cc (Layout::include_section): Remove .gnu_debuglink
8581 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
8583 * version.cc (print_version): Change to "Copyright 2010".
8585 2010-01-08 Ian Lance Taylor <iant@google.com>
8589 * i386.cc (class Target_i386): Change return type of plt_section
8591 (class Output_data_plt_i386): Add tls_desc_rel_ field.
8592 (Output_data_plt_i386::Output_data_plt_i386): Initialize
8593 tls_desc_rel_ field.
8594 (Output_data_plt_i386::rel_tls_desc): New function.
8595 (Target_i386::rel_tls_desc_section): New function.
8596 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
8597 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
8598 R_386_TLS_DESC reloc in rel_tls_desc_section.
8599 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
8600 Define struct Tlsdesc_info.
8601 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
8602 (Target_x86_64::do_reloc_symbol_index): New function.
8603 (Target_x86_64::add_tlsdesc_info): New function.
8604 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
8605 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
8607 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
8609 (Output_data_plt_x86_64::rela_tlsdesc): New function.
8610 (Target_x86_64::rela_tlsdesc_section): New function.
8611 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
8613 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
8614 (Target_x86_64::do_reloc_addend): New function.
8615 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
8616 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
8617 declarations. Define TARGET_CODE. Add arg field to u1_ union.
8618 (Output_reloc::type): New function.
8619 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
8620 (Output_reloc::is_target_specific): New function.
8621 (Output_reloc::target_arg): New function.
8622 (class Output_reloc) [SHT_RELA]: Add four new constructors for
8623 absolute relocs and target specific relocs.
8624 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
8625 add_target_specific.
8626 (class Output_data_reloc) [SHT_RELA]: Likewise.
8627 * output.cc (Output_reloc::Output_reloc): Add four new versions
8628 for absolute relocs and target specific relocs.
8629 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
8630 (Output_reloc::get_symbol_index): Likewise.
8631 (Output_reloc::local_section_offset): Check that local_sym_index_
8632 is not TARGET_CODE or 0.
8633 (Output_reloc::symbol_value): Likewise.
8634 (Output_reloc::write) [SHT_RELA]: Call target for target specific
8636 * target.h (class Target): Add reloc_symbol_index and reloc_addend
8637 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
8639 * layout.cc (add_target_dynamic_tags): Use output section for
8640 DT_PLTRELSZ and DT_JMPREL.
8642 2010-01-07 Ian Lance Taylor <iant@google.com>
8645 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
8647 (class Output_data_reloc_generic): Define.
8648 (class Output_data_reloc_base): Change base class to
8649 Output_data_reloc_generic. Change add() method to call
8650 bump_relative_reloc_count for a relative reloc. Remove
8652 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
8654 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
8655 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
8657 * layout.h (class Layout): Update declaration.
8659 2010-01-07 Ian Lance Taylor <iant@google.com>
8661 * output.h (class Output_data): Add const version of
8662 output_section and do_output_section.
8663 (class Output_section_data): Add const version of
8665 (class Output_section): Likewise.
8666 * layout.cc (Layout::add_target_dynamic_tags): New function.
8667 * layout.h (class Layout): Update declarations.
8668 * arm.cc (Target_arm::do_finalize_sections): Use
8669 add_target_dynamic_tags.
8670 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8671 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8672 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8673 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8675 2010-01-07 Ian Lance Taylor <iant@google.com>
8678 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
8681 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
8682 Ian Lance Taylor <iant@google.com>
8685 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
8686 Xindex::read_symtab_xindex.
8688 2010-01-07 Doug Kwan <dougkwan@google.com>
8690 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
8691 (Insn_template::thumb16_bcond_insn): New method declaration.
8692 (Insn_template): Fix spelling.
8693 (Stub::thumb16_special): New method declaration.
8694 (Stub::do_write): Define virtual method which was previously pure
8696 (Stub::do_thumb16_special): New method declaration.
8697 (Stub::do_fixed_endian_write): New template member.
8698 (Reloc_stub::do_write): Remove.
8699 (Reloc_stub::do_fixed_endian_write): Remove.
8700 (Cortex_a8_stub): New class definition.
8701 (Stub_factory::make_cortex_a8_stub): New method definition.
8702 (Stub_factory::Stub_factory): Add missing static storage class
8703 qualifier for elf32_arm_stub_a8_veneer_blx.
8705 2010-01-07 Ian Lance Taylor <iant@google.com>
8708 * options.h (class General_options): Add --warn-unresolved-symbols
8709 and --error-unresolved-symbols.
8710 * errors.cc (Errors::undefined_symbol): Implement
8711 --warn-unresolved-symbols.
8713 * options.h (class General_options): Add -z text and -z textoff.
8714 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
8716 2010-01-06 Sriraman Tallam <tmsriram@google.com>
8718 * gc.h (Garbage_collection::Cident_section_map): New typedef.
8719 (Garbage_collection::cident_sections): New function.
8720 (Garbage_collection::add_cident_section): New function.
8721 (Garbage_collection::cident_sections_): New member.
8722 (gc_process_relocs): Add references to sections whose names are C
8724 * gold.h (cident_section_start_prefix): New constant.
8725 (cident_section_stop_prefix): New constant.
8726 (is_cident): New function.
8727 * layout.cc (Layout::define_section_symbols): Replace string constants
8728 with the newly defined constants.
8729 * object.cc (Sized_relobj::do_layout): Track sections whose names are
8731 * testsuite/Makefile.am: Add gc_orphan_section_test.
8732 * testsuite/Makefile.in: Regenerate.
8733 * testsuite/gc_orphan_section_test.cc: New file.
8734 * testsuite/gc_orphan_section_test.sh: New file.
8736 2010-01-06 Ian Lance Taylor <iant@google.com>
8739 * options.h (class General_options): Add --warn-shared-textrel.
8740 * layout.cc (Layout::finish_dynamic_section): Implement
8741 --warn-shared-textrel.
8744 * options.h (class General_options): Add --warn-multiple-gp.
8746 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8748 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
8749 $(THREADSLIB) and $(LIBDL).
8750 * Makefile.in: Rebuild.
8752 2010-01-06 Ian Lance Taylor <iant@google.com>
8755 * options.cc (General_options::parse_section_start): New function.
8756 (General_options::section_start): New function.
8757 (General_options::General_options): Initialize all members.
8758 * options.h: Include <map>
8759 (class General_options): Add --section-start. Add section_starts_
8761 * layout.cc (Layout::attach_allocated_section_to_segment): If
8762 --section-start was used, set the address of the segment. Remove
8763 local sort_sections.
8764 (Layout::relaxation_loop_body): If the address of the load segment
8765 has been set by --section-start, don't use it.
8766 * output.h (Output_segment::update_flags_for_output_section): New
8768 * output.cc (Output_segment::add_output_section): Call
8769 update_flags_for_output_section.
8771 2010-01-05 Ian Lance Taylor <iant@google.com>
8774 * options.h (class General_options): Add --undefined-version.
8775 * script.cc (struct Version_expression): Add was_matched_by_symbol
8777 (Version_script_info::matched_symbol): New function.
8778 (Version_script_info::get_symbol_version_helper): Call
8780 (Version_script_info::check_unmatched_names): New function.
8781 * script.h (class Version_script_info): Update declarations.
8782 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
8784 * options.h (class General_options): Use DEFINE_bool_alias for
8785 allow_multiple_definition.
8786 * resolve.cc (Symbol_table::should_override): Don't test
8787 allow_multiple_definition.
8790 * options.h (class General_options): Add --cref.
8791 * main.cc (main): Print cref table if --cref. Don't close mapfile
8792 until after printing cref table.
8793 * cref.cc: Include "symtab.h".
8794 (class Cref_inputs): Define Cref_table_compare and Cref_table.
8795 (Cref_table_compare::operator()): New function.
8796 (Cref_inputs::gather_cref): New function.
8797 (filecol): New static const.
8798 (Cref_inputs::print_cref): New function.
8799 (Cref::print_cref): New function.
8800 * cref.h: Include <cstdio>.
8801 (class Cref): Update declarations.
8802 * mapfile.h (Mapfile::file): New function.
8803 * object.h (class Object): Define Symbols. Declare virtual
8804 do_get_global_symbols.
8805 (Object::get_global_symbols): New function.
8806 * object.cc (Input_objects::add_object): Pass object to cref_ if
8808 (Input_objects::archive_start): Likewise.
8809 (Input_objects::archive_stop): Likewise.
8810 (Input_objects::print_cref): New function.
8811 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
8812 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
8814 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
8816 * plugin.h (class Sized_pluginobj): Update declarations.
8818 2010-01-05 Ian Lance Taylor <iant@google.com>
8820 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
8821 to is_default_version. Rename insdef to insdefault.
8822 (Symbol_table::add_from_relobj): Rename def to is_default_version
8823 and local to is_forced_local.
8824 (Symbol_table::add_from_pluginobj): Likewise.
8825 (Symbol_table::add_from_dynobj): Likewise.
8826 (Symbol_table::define_special_symbol): Rename insdef to
8829 2010-01-04 Ian Lance Taylor <iant@google.com>
8832 * options.h (class General_options): Add
8833 --allow-multiple-definition and -z muldefs.
8834 * resolve.cc (Symbol_table::should_override): Don't warn about a
8835 multiple symbol definition if --allow-multiple-definition or -z
8839 * options.h (class General_options): Add --add-needed and
8840 --copy-dt-needed-entries. Tweak --as-needed help entry.
8841 * object.cc (Input_objects::check_dynamic_dependencies): Give an
8842 error if --copy-dt-needed-entries aka --add-needed is used and
8843 would cause a change in behaviour.
8846 * options.h (class General_options): Add -G as a short version of
8847 --shared. Add no-op options -assert, -g, and -i.
8849 2010-01-04 Sriraman Tallam <tmsriram@google.com>
8851 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
8852 check for .text or .gnu.linkonce.t sections.
8853 * icf.cc (Icf::find_identical_sections): Ditto.
8854 Change the detection for mangled function name within the section
8856 * icf.h (is_section_foldable_candidate): New function.
8858 2009-12-30 Ian Lance Taylor <iant@google.com>
8861 * options.h (class General_options): Permit two dashes with
8862 --retain-symbols-file.
8864 2009-12-30 Ian Lance Taylor <iant@google.com>
8867 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
8868 don't put the file header and segment headers in the text
8872 * common.cc (Sort_commons::operator()): Stabilize sort when both
8874 (Symbol_table::do_allocate_commons_list): When allocating common
8875 symbols, skip a symbol which is no longer common.
8876 * symtab.h (Symbol::is_common): Test whether the symbol comes from
8877 an object before checking its type.
8878 * testsuite/common_test_2.c: New file.
8879 * testsuite/common_test_3.c: New file.
8880 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
8881 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
8882 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
8883 (common_test_2_pic.o, common_test_2.so): New targets.
8884 (common_test_3_pic.o, common_test_3.so): New targets.
8885 * testsuite/Makefile.in: Rebuild.
8888 * script.cc (read_input_script): If we see a new SECTIONS clause,
8889 and we have added an input section, give an error.
8890 * layout.h (class Layout): Add have_added_input_section function.
8891 Add have_added_input_section_ field.
8892 * layout.cc (Layout::Layout): Initialize
8893 have_added_input_section_.
8894 (Layout::layout): Set have_added_input_section_.
8895 (Layout::layout_eh_frame): Likewise.
8897 2009-12-30 Ian Lance Taylor <iant@google.com>
8900 * options.h (class General_options): Add --sort-common option.
8901 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
8902 * common.cc (Sort_common): Add sort_order parameter to
8903 constructor. Add sort_order_ field.
8904 (Sort_commons::operator): Check sort_order_.
8905 (Symbol_table::allocate_commons): Determine the sort order.
8906 (Symbol_table::do_allocate_commons): Add sort_order parameter.
8908 (Symbol_table::do_allocate_commons_list): Likewise.
8910 2009-12-30 Ian Lance Taylor <iant@google.com>
8913 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
8914 symbols from this object, don't change the visibility of an
8916 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
8918 2009-12-30 Ian Lance Taylor <iant@google.com>
8921 * script.h (class Version_script_info): Define Language enum.
8922 Update declarations. Define Glob, Exact, and Lookup types. Add
8923 new fields globals_, locals_, and is_finalized_.
8924 * script.cc: Various formatting fixes.
8925 (class Parser_closure): Change language_stack_ from a vector of
8926 std::string to one of Version_script_info::Language. Adjust all
8928 (class Lazy_demangler): Remove.
8929 (struct Version_expression): Change language from std::string to
8930 Version_script_info::Language.
8931 (Version_script_info::Version_script_info): New function.
8932 (Version_script_info::~Version_script_info): Don't call clear.
8933 (Version_script_info::finalize): New function.
8934 (Version_script_info::build_lookup_tables): New function.
8935 (Version_script_info::build_expression_list_lookup): New
8937 (Version_script_info::get_symbol_version_helper): Rewrite to use
8939 (Version_script_info::print_expression_list): Adjust to use
8940 Version_script_info::Language.
8941 (script_push_lex_into_version_mode): Check that the version script
8942 has not been finalized.
8943 (version_script_push_lang): Change language string to
8944 Version_script_info::Language.
8945 * options.cc (Command_line::version_script): New function.
8946 * options.h (class General_options): Add finalize_dynamic_list
8947 function. Change version_script from declaration to definition.
8948 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
8949 * testsuite/version_script.map: Remove duplicate def of foo.
8950 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
8952 * testsuite/Makefile.in: Rebuild.
8954 2009-12-30 Ian Lance Taylor <iant@google.com>
8957 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
8958 if the input symbol index is 0, make the output symbol index 0.
8960 2009-12-30 Ian Lance Taylor <iant@google.com>
8963 * options.h (class General_options): Add -x/--discard-all.
8964 * object.cc (Sized_relobj::do_count_local_symbols): Handle
8965 --discard-all. If the local symbol needs a dynamic entry, check
8966 that before handling --discard-locals.
8968 2009-12-30 Ian Lance Taylor <iant@google.com>
8971 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
8973 (Output_segment::add_output_section): Don't change the flags if
8977 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
8978 GNU hash table if they need a dynamic value. Otherwise, don't add
8979 them if they are defined in a dynamic object or are forced local.
8981 2009-12-29 Ian Lance Taylor <iant@google.com>
8984 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
8985 .gnu.hash table for a 32-bit target.
8988 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
8989 regular and a dynamic object only needs a dynamic symbol table
8990 entry if it is externally visible.
8993 * i386.cc (class Target_i386): Initialize global_offset_table_ in
8994 constructor. Add global_offset_table_ field.
8995 (Target_i386::got_section): Set global_offset_table_.
8996 (Target_i386::do_finalize_sections): Set global_offset_table_
8998 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
8999 in constructor. Add global_offset_table_ field.
9000 (Target_x86_64::got_section): Set global_offset_table_.
9001 (Target_x86_64::do_finalize_sections): Set global_offset_table_
9004 * layout.cc (Layout::Layout): Initialize increase_relro_.
9005 (Layout::get_output_section): Add is_relro, is_last_relro, and
9006 is_first_non_relro parameters. Change all callers.
9007 (Layout::choose_output_section): Likewise.
9008 (Layout::add_output_section_data): Likewise.
9009 (Layout::make_output_section): Likewise.
9010 (Layout::set_segment_offsets): Clear increase_relro when using a
9012 * layout.h (class Layout): Add increase_relro method. Add
9013 increase_relro_ field. Update declarations.
9014 * output.cc (Output_section::Output_section): Initialize
9015 is_last_relro_ and is_first_non_relro_.
9016 (Output_segment::add_output_section): Group relro sections is
9017 do_sort is true. Handle is_last_relro and is_first_non_relro.
9018 (Output_segment::maximum_alignment): Remove relro handling.
9019 (Output_segment::set_section_addresses): Add increase_relro
9020 parameter. Change all callers. Add initial alignment to align
9021 relro sections on separate page. Remove old relro handling.
9022 (Output_segment::set_section_list_addresses): Remove in_relro
9023 parameter. Change all callers.
9024 (Output_segment::set_offset): Add increase parameter. Change all
9025 callers. Remove old relro handling.
9026 * output.h (class Output_section): Add new methods: is_last_relro,
9027 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
9028 Add is_last_relro_ and is_first_non_relro_ fields.
9029 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
9030 Create separate .got.plt section. Call increase_relro.
9031 * x86_64.cc (Target_x86_64::got_section): Likewise.
9032 * testsuite/relro_script_test.t: Add .got.plt.
9035 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
9036 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
9037 (Layout::finalize): Call set_dynamic_symbol_size.
9038 (Layout::set_dynamic_symbol_size): New function.
9039 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
9040 set_dynamic_symbol_size.
9043 * output.h (class Output_section): Add is_entsize_zero_ field.
9044 * output.cc (Output_section::Output_section): Initialize
9046 (Output_section::set_entsize): If two different entsizes are
9047 requested, force it to zero.
9048 (Output_section::add_input_section): Set flags for .debug_str
9049 before updating section flags. Set entsize.
9050 (Output_section::update_flags_for_input_section): Set SHF_MERGE
9051 and SHF_STRING if all input sections have those flags.
9053 2009-12-29 Rafael Espindola <espindola@google.com>
9055 * main.cc (main): Fix the sys time reporting.
9056 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
9059 2009-12-29 Sriraman Tallam <tmsriram@google.com>
9061 * options.cc (General_options::parse_version): Allow -v to exit
9062 without an error if there is nothing to link.
9064 2009-12-29 Ian Lance Taylor <iant@google.com>
9066 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
9067 using a version of gcc before 4.1.
9068 * configure: Rebuild.
9070 2009-12-28 Chris Demetriou <cgd@google.com>
9072 * attributes.cc (Output_attributes_section_data::do_write): Use
9073 std::vector::front rather than std::vector::data.
9075 2009-12-28 Ian Lance Taylor <iant@google.com>
9077 * symtab.h (class Symbol_table): Add enum Defined.
9078 * resolve.cc (Symbol_table::should_override): Add defined
9079 parameter. Change all callers. Test whether object is NULL
9080 before calling a method on it.
9081 (Symbol_table::report_resolve_problem): Add defined parameter.
9083 (Symbol_table::should_override_with_special): Likewise.
9084 * symtab.cc (Symbol_table::define_in_output_data): Add defined
9085 parameter. Change all callers.
9086 (Symbol_table::do_define_in_output_data): Likewise.
9087 (Symbol_table::define_in_output_segment): Likewise.
9088 (Symbol_table::do_define_in_output_segment): Likewise.
9089 (Symbol_table::define_as_constant): Likewise.
9090 (Symbol_table::do_define_as_constant): Likewise.
9091 * script.h (class Symbol_assignment): Add is_defsym parameter to
9092 constructor; change all callers.
9093 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
9094 parameter. Change all callers. Add is_defsym_ field.
9095 (class Parser_closure): Add parsing_defsym parameter to
9096 constructor; change all callers. Add parsing_defsym accessor
9097 function. Add parsing_defsym_ field.
9099 2009-12-28 Ian Lance Taylor <iant@google.com>
9101 * gold.cc (queue_middle_tasks): Fix formatting.
9102 * object.cc (Relobj::is_section_name_included): Likewise.
9104 2009-12-23 Ian Lance Taylor <iant@google.com>
9106 * i386.cc (Target_i386::do_calls_non_split): Recognize
9107 -fsplit-stack prologue for a function with a static chain.
9108 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
9109 -fsplit-stack prologue when using %r11.
9111 2009-12-21 Sriraman Tallam <tmsriram@google.com>
9113 * options.cc (General_options::parse_version): Make -v continue and do
9114 the link like GNU ld does.
9116 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
9118 * Makefile.am (CCFILES): Add timer.cc.
9119 (HFILES): Add timer.h.
9120 * configure.ac: Check for sysconf and times.
9121 * main.cc: include timer.h.
9122 (main): Use Timer instead of get_run_time.
9125 * workqueue.cc: include timer.h.
9126 (Workqueue::find_and_run_task):
9127 Report user, sys and wall time.
9128 * Makefile.in: Regenerate.
9129 * config.in: Regenerate.
9130 * configure: Regenerate.
9132 2009-12-16 Doug Kwan <dougkwan@google.com>
9134 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
9136 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
9137 relaxed input sections.
9138 * output.cc (Output_section::find_relaxed_input_section): Change
9139 return type to Output_relaxed_input_section pointer. Adjust code
9140 for new type of relaxed_input_section_map_.
9141 * output.h (Output_section::find_relaxed_input_section): Change
9142 return type to Output_relaxed_input_section pointer.
9143 (Output_section::Output_relaxed_input_section_by_input_section_map):
9145 (Output_section::relaxed_input_section_map_): Change type to
9146 Output_section::Output_relaxed_input_section_by_input_section_map.
9147 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
9150 2009-12-15 Ian Lance Taylor <iant@google.com>
9152 * layout.cc (Layout::create_shstrtab): Only write out after input
9153 sections if we are compressing debug sections.
9155 2009-12-15 Ian Lance Taylor <iant@google.com>
9157 * archive.cc (Archive::add_symbols): Only look up a symbol without
9158 a version if there is, in fact, a version.
9160 2009-12-14 Ian Lance Taylor <iant@google.com>
9162 Revert -Wshadow changes, all changes from:
9163 2009-12-11 Doug Kwan <dougkwan@google.com>
9164 2009-12-11 Nick Clifton <nickc@redhat.com>
9165 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
9167 2009-12-11 Doug Kwan <dougkwan@google.com>
9169 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
9171 * attributes.cc (Object_attribute::size): Ditto.
9172 (Attributes_section_data::size): Ditto.
9173 (Attributes_section_data::Attributes_section_data): Ditto.
9174 (Output_attributes_section_data::do_write): Ditto.
9175 * attributes.h (Object_attribute::set_type): Ditto.
9176 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
9178 2009-12-11 Nick Clifton <nickc@redhat.com>
9180 * archive.cc: Fix shadowed variable warnings.
9182 * compressed_output.cc: Likewise.
9183 * compressed_output.h: Likewise.
9184 * configure: Likewise.
9185 * dwarf_reader.cc: Likewise.
9186 * dynobj.cc: Likewise.
9187 * dynobj.h: Likewise.
9188 * ehframe.cc: Likewise.
9189 * ehframe.h: Likewise.
9190 * errors.cc: Likewise.
9191 * expression.cc: Likewise.
9192 * fileread.cc: Likewise.
9193 * fileread.h: Likewise.
9194 * freebsd.h: Likewise.
9195 * i386.cc: Likewise.
9197 * incremental.h: Likewise.
9198 * layout.cc: Likewise.
9199 * layout.h: Likewise.
9200 * mapfile.cc: Likewise.
9201 * merge.cc: Likewise.
9202 * merge.h: Likewise.
9203 * object.cc: Likewise.
9204 * object.h: Likewise.
9205 * options.h: Likewise.
9206 * output.cc: Likewise.
9207 * output.h: Likewise.
9208 * parameters.cc: Likewise.
9209 * plugin.cc: Likewise.
9210 * powerpc.cc: Likewise.
9211 * reduced_debug_output.cc: Likewise.
9212 * reduced_debug_output.h: Likewise.
9213 * reloc.cc: Likewise.
9214 * reloc.h: Likewise.
9215 * resolve.cc: Likewise.
9216 * script-sections.cc: Likewise.
9217 * script.cc: Likewise.
9218 * script.h: Likewise.
9219 * sparc.cc: Likewise.
9220 * symtab.cc: Likewise.
9221 * symtab.h: Likewise.
9222 * target-select.cc: Likewise.
9223 * target-select.h: Likewise.
9224 * token.h: Likewise.
9225 * workqueue.cc: Likewise.
9226 * workqueue.h: Likewise.
9227 * x86_64.cc: Likewise.
9229 2009-12-10 Doug Kwan <dougkwan@google.com>
9231 * arm.cc (attributes.h): New include.
9232 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
9233 (Arm_relobj::~Arm_relobj): Delete object pointed by
9234 attributes_section_data_.
9235 (Arm_relobj::attributes_section_data): New method definition.
9236 (Arm_relobj::attributes_section_data_): New data member declaration.
9237 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
9238 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
9239 attributes_section_data_.
9240 (Arm_dynobj::attributes_section_data): New method definition.
9241 (Arm_dynobj::attributes_section_data_): New data member declaration.
9242 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
9243 initialization value of may_use_blx_ to false.
9244 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
9245 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
9246 object attributes to compute results instead of hard-coding.
9247 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
9248 Target_arm::get_secondary_compatible_arch,
9249 Target_arm::set_secondary_compatible_arch
9250 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
9251 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
9252 New method declarations.
9253 (Target_arm::get_aeabi_object_attribute): New method definition.
9254 (Target_arm::attributes_section_data_): New data member declaration.
9255 (read_arm_attributes_section): New template definition.
9256 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
9257 (Arm_dynobj::do_read_symbols): Ditto.
9258 (Target_arm::do_finalize_sections): Merge attributes sections from
9259 input. Check for BLX use after attributes section merging.
9260 Fix __exidx_start and __exidx_end visibility. Create an
9261 .ARM.attributes section if necessary.
9262 (Target_arm::get_secondary_compatible_arch,
9263 Target_arm::set_secondary_compatible_arch,
9264 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
9265 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
9266 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
9267 New method definitions.
9269 2009-12-09 Ian Lance Taylor <iant@google.com>
9271 * plugin.cc (Plugin::load): Don't cast from void* to a function
9274 2009-12-09 Ian Lance Taylor <iant@google.com>
9276 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
9279 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
9281 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
9282 Replace two_file_shared_1.so with two_file_shared_2.so.
9283 * testsuite/Makefile.in: Regenerated.
9285 2009-12-08 Doug Kwan <dougkwan@google.com>
9287 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
9288 (HFILES): Add attributes.h and int_encoding.h.
9289 * Makefile.in: Regenerate.
9290 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
9291 function definitions to int_encoding.cc
9292 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
9293 prototypes to int_encoding.h
9294 * reduced_debug_output.cc (int_encoding.h): New include.
9295 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
9296 function definitions to int_encoding.cc
9297 (insert_into_vector, read_from_pointer): Move template definitions to
9299 * attributes.cc: New file.
9300 * attributes.h: New file.
9301 * int_encoding.cc: New file.
9302 * int_encoding.h: New file.
9304 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
9307 * incremental-dump.cc (dump_incremental_inputs): New.
9308 (main): Use dump_incremental_inputs.
9310 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
9313 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
9314 checking elfcpp::STT_FUNC.
9315 (Target_i386::Relocate::relocate): Likewise.
9316 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
9318 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
9319 symbols from shared libraries into normal FUNC symbols.
9321 * symtab.h (Symbol): Add is_func and use it.
9323 2009-12-05 Doug Kwan <dougkwan@google.com>
9325 * arm.cc (Target_arm::arm_info): Initialize new fields
9326 attributes_section and attributes_vendor.
9327 * i386.cc (Target_i386::i386_info): Same.
9328 * object.cc (Sized_relobj::do_layout): Skip attribute section.
9329 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
9330 fields attributes_section and attributes_vendor.
9331 * sparc.cc (Target_sparc::sparc_info): Same.
9332 * target.h (Target::attributes_section, Target::attributes_vendor,
9333 Target::is_attributes_section, Target::attribute_arg_type,
9334 Target::attributes_order): New method definitions.
9335 (Target::Target_info::attributes_section,
9336 Target::Target_info::attributes_vendor): New fields.
9337 (Target::do_attribute_arg_type, Target::do_attributes_order): New
9338 virtual method definitions.
9339 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
9340 attributes_section and attributes_vendor.
9341 * testsuite/testfile.cc (Target_test::test_target_info): Same.
9343 2009-12-05 Doug Kwan <dougkwan@google.com>
9345 * arm.cc: Update comments about interworking and stub generation.
9346 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
9347 considered as non-PIC.
9348 (Arm_relocate_functions::base_abs): Fix formatting.
9349 (Arm_relocate_functions::got_prel): Fix comment. Change interface
9350 of function to use GOT entry address instead of offset.
9351 (Target_arm::Scan::global): Issue an error if a symbol would need a
9352 PLT does not get one because it is untyped. Remove code to create
9353 dynamic symbols for relative branches.
9354 (Target_arm::Relocate::relocate: Use 0 instead of false since function
9355 takes unsigned integer instead of boolean.
9357 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
9359 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
9360 (two_file_test_LDADD): Likewise.
9361 (common_test_1_LDADD): Likewise.
9362 (exception_test_LDADD) Likewise.
9363 (weak_test_LDADD): Likewise.
9364 (many_sections_test_LDADD): Likewise.
9365 (initpri1_LDADD): Likewise.
9366 (script_test_1_LDADD): Likewise.
9367 (script_test_2_LDADD): Likewise.
9368 (justsyms_LDADD): Likewise.
9369 (binary_test_LDADD): Likewise.
9370 (large_LDADD): Likewise.
9371 * testsuite/Makefile.in: Regenerated.
9373 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
9375 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
9376 (Symbol_table::override_with_special): Likewise.
9377 (Symbol_table::add_from_object): Likewise.
9379 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
9381 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
9382 Don't set the data_offset twice.
9384 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
9386 * testsuite/Makefile.in: Regenerate.
9388 2009-12-03 Doug Kwan <dougkwan@google.com>
9390 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
9391 (Target_arm::do_finalize_sections): Add parameter for symbol table
9392 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
9393 * i386.cc (Target_i386::do_finalize_sections): Add an additional
9394 parameter for symbol table pointer.
9395 * layout.cc (Layout::finalize): Call Target::finalize_sections with
9396 an additional parameter for a pointer to symbol table.
9397 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
9398 parameter for a symbol table pointer.
9399 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
9400 * target.h (Target::finalize_sections, Target::do_finalize_sections):
9402 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
9403 parameter for a symbol table pointer.
9405 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
9407 * incremental.cc (Incremental_inputs_header)
9408 (Incremental_inputs_header_write, Incremental_inputs_entry)
9409 (Incremental_inputs_entry_write): Move ...
9410 * incremental.h (Incremental_inputs_header)
9411 (Incremental_inputs_header_write, Incremental_inputs_entry)
9412 (Incremental_inputs_entry_write): here.
9414 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
9416 * incremental.cc (make_sized_incremental_binary): Set the target.
9417 Error if it is incompatible.
9418 * output.h (Output_file): Add filename method.
9420 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
9422 * incremental.cc (Incremental_inputs_entry): Remove unused argument
9423 from the get_* methods.
9425 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
9427 * incremental-dump.cc (main): Check that the offeset of a script is 0.
9428 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
9429 Write 0 for the data_offset of scripts.
9431 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
9433 * testsuite/Makefile.am: Add the incremental_test.sh test.
9434 * testsuite/incremental_test.sh: New.
9435 * testsuite/incremental_test_1.c: New.
9436 * testsuite/incremental_test_2.c: New.
9438 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
9440 * incremental-dump.cc (main): Fix typos.
9442 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
9445 * incremental-dump.cc (main): Use llu to print 64 bit values.
9447 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
9448 H.J. Lu <hongjiu.lu@intel.com>
9450 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
9452 (incremental_dump_LDADD): Likewise.
9453 * Makefile.in: Regenerated.
9455 2009-11-25 Doug Kwan <dougkwan@google.com>
9459 2009-11-25 Doug Kwan <dougkwan@google.com>
9461 * arm.cc (Target_arm::Target_arm): Move method definition
9462 outside of class definition. Add code to handle
9463 --target1-rel, --target1-abs and --target2= options.
9464 (Target_arm::get_reloc_reloc_type): Change method to be
9465 non-static and const.
9466 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
9467 New data member declaration.
9468 (Target_arm::Scan::local, Target_arm::Scan::global,
9469 Target_arm::Relocate::relocate,
9470 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9471 Adjust call to Target_arm::get_real_reloc_type.
9472 (Target_arm::get_real_reloc_type): Use command line options
9473 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
9474 * options.h (--target1-rel, --target1-abs, --target2): New
9477 2009-11-25 Doug Kwan <dougkwan@google.com>
9479 * arm.cc (Target_arm::Target_arm): Move method definition outside of
9480 class definition. Add code to handle --target1-rel, --target1-abs
9481 and --target2= options.
9482 (Target_arm::get_reloc_reloc_type): Change method to be non-static
9484 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
9486 (Target_arm::Scan::local, Target_arm::Scan::global,
9487 Target_arm::Relocate::relocate,
9488 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
9489 call to Target_arm::get_real_reloc_type.
9490 (Target_arm::get_real_reloc_type): Use command line options to
9491 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
9492 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
9495 2009-11-25 Doug Kwan <dougkwan@google.com>
9497 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
9498 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
9499 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
9501 (Arm_relocate_functions::thm_call): Replace body with a call to
9502 Arm_relocate_functions::thumb_branch_common.
9503 (Arm_relocate_functions::thm_jump24,
9504 Arm_relocate_functions::thm_xpc22): New method definitions.
9505 (Arm_relocate_functions::thumb_branch_common): New method definition.
9506 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
9508 (Target_arm::Relocate::relocate): Adjust call to thm_call.
9509 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
9511 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
9513 * Makefile.am: Build incremental-dump
9514 * Makefile.in: Regenerate.
9515 * incremental-dump.cc: New.
9516 * incremental.cc (Incremental_inputs_header_data,
9517 Incremental_inputs_entry_data): Move to incremental.h
9518 * incremental.h: (Incremental_inputs_header_data,
9519 Incremental_inputs_entry_data): Move from incremental.cc
9521 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
9523 * incremental.cc (Incremental_inputs_header,
9524 Incremental_inputs_header_write, Incremental_inputs_entry,
9525 Incremental_inputs_entry_write): Add a typedef with the data type.
9527 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
9529 * incremental.cc (Incremental_inputs_header,
9530 Incremental_inputs_header_write, Incremental_inputs_entry,
9531 Incremental_inputs_entry_write): Update comment about which
9532 type has the filed descriptions.
9534 2009-11-15 Doug Kwan <dougkwan@google.com>
9536 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
9537 (Arm_relocate_functions::arm_branch_common): Change method defintion
9538 in class definition to a method declaration and update list of formal
9540 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
9541 Arm_relocation_functions::jump24): Adjust call to
9542 Arm_relocate_functions::arm_branch_common. Update list of formal
9544 (Arm_relocate_functions::xpc25): New method definition.
9545 (Arm_relocate_functions::arm_branch_common): Move method defintion
9546 out from class definition. Use stubs for mode-switching and extending
9548 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
9549 specially. Change code to enable use of stubs in ARM branches.
9551 2009-11-10 Doug Kwan <dougkwan@google.com>
9553 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
9554 in method declaration.
9555 (Target_arm::relocate_stub): New method declaration.
9556 (Target_arm::default_target): Change to return a pointer instead of
9558 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
9559 Target_arm::default_target.
9560 (Arm_Relobj::do_relocate_sections): Remove options paramater in
9562 (Target_arm::relocate_section): Adjust view.
9563 (Target_arm::relocate_stub): New method definition.
9565 2009-11-10 Doug Kwan <dougkwan@google.com>
9567 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
9569 * incremental.cc (open_incremental_binary): Initialized local
9570 variables to avoid warnings.
9571 * object.cc (make_elf_object): Ditto.
9572 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
9575 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
9578 * testsuite/plugin_test.c: Include "config.h".
9580 2009-11-09 Doug Kwan <dougkwan@google.com>
9582 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
9583 (arm_symbol_value): Remove.
9584 (Arm_relocate_functions::arm_branch_common,
9585 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
9586 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
9587 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
9588 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
9589 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
9590 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
9591 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
9592 Arm_relocate_functions::thm_mobw_abs_nc,
9593 Arm_relocate_functions::thm_mov_abs,
9594 Arm_relocate_functions::movw_prel_nc,
9595 Arm_relocate_functions::thm_movt_abs,
9596 Arm_relocate_functions::movt_prel,
9597 Arm_relocate_functions::thm_movw_prel_nc,
9598 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
9599 (Target_arm::Relocate::relocate): Only decompose address into two
9600 parts if relocation type uses the thumb-bit and pass the actual
9601 bit instead of a flag indicating that the thumb-bit is used. Adjust
9602 calls to methods in Arm_relocate_functions for this change.
9604 2009-11-08 Ian Lance Taylor <iant@google.com>
9607 * reloc.cc: Instantiate
9608 Sized_relobj::initialize_input_to_output_maps and
9609 Sized_relobj:free_input_to_output_maps.
9611 2009-11-06 Ian Lance Taylor <iant@google.com>
9614 * defstd.cc (in_segment): Set only_if_ref true for "end".
9616 2009-11-06 Doug Kwan <dougkwan@google.com>
9618 * arm.cc (class Reloc_stub): Correct a comment.
9619 (Target_arm::Target_arm): Initialize arm_input_section_map_.
9620 (Target_arm::scan_section_for_stubs): New method declaration.
9621 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
9622 Change methods from private to protected.
9623 (Target_arm::do_may_relax): New method definition.
9624 (Target_arm::do_relax, Target_arm::group_sections,
9625 Target_arm::scan_reloc_for_stub,
9626 Target_arm::scan_reloc_section_for_stubs): New method declarations.
9627 (Target_arm::arm_input_section_map_): New data member declaration.
9628 (Target_arm::scan_reloc_for_stub,
9629 Target_arm::scan_reloc_section_for_stubs,
9630 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
9631 Target_arm::do_relax): New method definitions.
9633 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
9635 * configure.ac: Check for (struct stat)::st_mtim
9636 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
9637 * config.in: Regenerate.
9638 * configure: Regenerate.
9640 2009-11-05 Ian Lance Taylor <iant@google.com>
9643 * output.cc (Output_segment::add_output_section): Add missing
9646 2009-11-04 Ian Lance Taylor <iant@google.com>
9649 * object.h (class Object): Add is_needed and set_is_needed
9650 methods. Add is_needed_ field. Make bool fields into bitfields.
9651 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
9652 defined in a dynamic object and referenced by a regular object,
9653 set is_needed for the dynamic object.
9654 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
9655 if the file is marked with as_needed and it is not needed.
9657 2009-11-04 Ian Lance Taylor <iant@google.com>
9660 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
9661 tags if data is discarded by linker script.
9662 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9663 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9664 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9665 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9667 2009-11-04 Ian Lance Taylor <iant@google.com>
9669 * layout.cc (Layout::get_output_section): Add is_interp and
9670 is_dynamic_linker_section parameters. Change all callers.
9671 (Layout::choose_output_section): Likewise.
9672 (Layout::make_output_section): Likewise.
9673 (Layout::add_output_section_data): Add is_dynamic_linker_section
9674 parameter. Change all callers.
9675 * layout.h (class Layout): Update declarations.
9676 * output.h (class Output_section): Add is_interp, set_is_interp,
9677 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
9678 Add is_interp_, is_dynamic_linker_section_ fields. Change
9679 generate_code_fills_at_write_ to a bitfield.
9680 * output.cc (Output_section::Output_sections): Initialize new
9682 (Output_segment::add_output_section): Add do_sort parameter.
9685 2009-11-03 Ian Lance Taylor <iant@google.com>
9688 * options.h (class General_options): Add --warn-common.
9689 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
9690 merging two common symbols.
9691 (Symbol_table::should_override): Handle --warn-common when merging
9692 a common symbol with a defined symbol. Use report_resolve_problem
9693 for multiple definitions.
9694 (Symbol_table::report_resolve_problem): New function.
9695 * symtab.h (class Symbol_table): Declare report_resolve_problem.
9697 2009-11-03 Doug Kwan <dougkwan@google.com>
9699 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
9701 (Target_arm::stub_factory): New method definition.
9702 (Target_arm::new_arm_input_section,
9703 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
9704 Target_arm::reloc_uses_thumb_bit): New method declarations.
9705 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
9706 New type definitions.
9707 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
9708 member declarations.
9709 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
9710 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
9711 New method definitions.
9713 2009-11-03 Ian Lance Taylor <iant@google.com>
9715 * options.h (class General_options): Add --warn_constructors.
9717 2009-11-03 Ian Lance Taylor <iant@google.com>
9720 * defstd.cc (in_section): Add entries for __rel_iplt_start,
9721 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
9723 2009-11-03 Ian Lance Taylor <iant@google.com>
9726 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
9727 --msgid-bugs-address.
9728 (install-pdf): New target.
9729 (install-data_yes): Look up one directory to find mkinstalldirs.
9731 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
9733 * po/Make-in (.po.gmo): Don't generate .gmo files in source
9736 2009-10-30 Doug Kwan <dougkwan@google.com>
9738 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
9740 2009-10-30 Doug Kwan <dougkwan@google.com>
9742 * arm.cc (Stub_addend_reader): New struct template definition
9743 and partial specializations.
9744 (Stub_addend_reader::operator()): New method definition for a
9745 partially specialized template.
9747 2009-10-30 Doug Kwan <dougkwan@google.com>
9749 * arm.cc (Arm_relobj::processor_specific_flags): New method
9751 (Arm_relobj::do_read_symbols): New method declaration.
9752 (Arm_relobj::processor_specific_flags_): New data member declaration.
9753 (Arm_dynobj): New class definition.
9754 (Target_arm::do_finalize_sections): Add input_objects parameter.
9755 (Target_arm::do_adjust_elf_header): New method declaration.
9756 (Target_arm::are_eabi_versions_compatible,
9757 (Target_arm::merge_processor_specific_flags): New method declaration.
9758 (Target_arm::do_make_elf_object): New overloaded method definitions
9760 (Arm_relobj::do_read_symbols): New method definition.
9761 (Arm_dynobj::do_read_symbols): Ditto.
9762 (Target_arm::do_finalize_sections): Add input_objects parameters.
9763 Merge processor-specific flags from all input objects.
9764 (Target_arm::are_eabi_versions_compatible,
9765 Target_arm::merge_processor_specific_flags,
9766 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
9767 New method definitions.
9768 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
9769 Input_objects pointer type parameter.
9770 * layout.cc (Layout::finalize): Pass input objects to target's.
9771 finalize_sections function.
9772 * output.cc (Output_file_header::do_sized_write): Set ELF file
9773 header's processor-specific flags.
9774 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
9775 Input_objects pointer type parameter.
9776 * sparc.cc (Target_sparc::do_finalize_sections): Same.
9777 * target.h (Input_objects): New forward class declaration.
9778 (Target::processor_specific_flags,
9779 Target::are_processor_specific_flags_sect): New method definitions.
9780 (Target::finalize_sections): Add input_objects parameter.
9781 (Target::Target): Initialize processor_specific_flags_ and
9782 are_processor_specific_flags_set_.
9783 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
9785 (Target::set_processor_specific_flags): New method definition.
9786 (Target::processor_specific_flags_,
9787 Target::are_processor_specific_flags_set_): New data member
9789 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
9790 Input_objects pointer type parameter.
9792 2009-10-30 Doug Kwan <dougkwan@google.com>
9794 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
9796 2009-10-28 Ian Lance Taylor <iant@google.com>
9798 * object.h (class Relobj): Drop options parameter from
9799 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
9800 do_scan_relocs, do_relocate. Change all callers.
9801 (class Sized_relobj): Drop options parameters from
9802 do_gc_process_relocs, do_scan_relocs, do_relocate,
9803 do_relocate_sections, relocate_sections, emit_relocs_scan,
9804 emit_relocs_scan_reltype. Change all callers.
9805 (struct Relocate_info): Remove options field and all references to
9807 * reloc.h (class Read_relocs): Remove options constructor
9808 parameter and options_ field. Change all callers.
9809 (class Gc_process_relocs, class Scan_relocs): Likewise.
9810 (class Relocate_task): Likewise.
9811 * target-reloc.h (scan_relocs): Remove options parameter. Change
9813 (scan_relocatable_relocs): Likewise.
9814 * target.h (class Sized_target): Remove options parameter from
9815 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
9817 * gc.h (gc_process_relocs): Remove options parameter. Change all
9819 * arm.cc: Update functions to remove options parameters.
9820 * i386.cc: Likewise.
9821 * powerpc.cc: Likewise.
9822 * sparc.cc: Likewise.
9823 * x86_64.cc: Likewise.
9824 * testsuite/testfile.cc: Likewise.
9826 2009-10-28 Doug Kwan <dougkwan@google.com>
9828 * arm.cc (Arm_relobj): New class definition.
9829 (Arm_relobj::scan_sections_for_stubs,
9830 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
9831 New method definitions.
9833 2009-10-28 Cary Coutant <ccoutant@google.com>
9835 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
9836 (Plugin::cleanup_done_): New member.
9837 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
9838 (Plugin_manager::cleanup_done_): Remove.
9839 (Plugin_manager::add_input_file): Edit error message.
9840 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
9841 (Plugin_manager::cleanup): Remove use of cleanup_done_.
9843 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
9845 * fileread.cc: (File_read::View::~View): Use the new
9846 data_ownership_ filed.
9847 (File_read::~File_read): Dispose the new whole_file_view_.
9848 (File_read::open): Mmap the whole file if needed.
9849 (File_read::open): Use whole_file_view_ instead of contents_.
9850 (File_read::find_view): Use whole_file_view_ if applicable.
9851 (File_read::do_read): Use whole_file_view_ instead of contents_.
9852 (File_read::make_view): Use whole_file_view_ instead of contents_,
9853 update File_read::View::View call.
9854 (File_read::find_or_make_view): Update File_read::View::View
9856 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
9858 (File_read::View::Data_ownership): New enum.
9859 (File_read::View::View): Replace bool mapped_ with Data_ownership
9861 (File_read::View::mapped_): Remove (replaced by data_ownership_).
9862 (File_read::View::data_ownership_): New field.
9863 (File_read::contents_): Remove (replaced by whole_file_view_).
9864 (File_read::whole_file_view_): New field.
9865 * options.h (class General_options): Add --keep-files-mapped.
9867 2009-10-27 Cary Coutant <ccoutant@google.com>
9869 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
9870 * testsuite/Makefile.am (plugin_test_5): New test case.
9871 * testsuite/Makefile.in: Regenerate.
9873 2009-10-25 Doug Kwan <dougkwan@google.com>
9875 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
9876 from private to protected to allow access by child class.
9877 (Sized_relobj::do_relocate_sections): New method declaration.
9878 (Sized_relobj::relocate_sections): Virtualize.
9879 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
9880 Sized_relobj::relocate_sections. Instantiate template explicitly
9881 for different target sizes and endianity.
9883 2009-10-24 Doug Kwan <dougkwan@google.com>
9885 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
9886 (Arm_input_section::as_arm_input_section): New method.
9887 (Arm_output_section): New class definition.
9888 (Arm_output_section::create_stub_group,
9889 Arm_output_section::group_sections): New method definitions.
9891 2009-10-22 Doug Kwan <dougkwan@google.com>
9893 * arm.cc (Arm_input_section): New class definition.
9894 (Arm_input_section::init, Arm_input_section:do_write,
9895 Arm_input_section::set_final_data_size,
9896 Arm_input_section::do_reset_address_and_file_offset): New method
9899 2009-10-21 Doug Kwan <dougkwan@google.com>
9901 * arm.cc (Stub_table, Arm_input_section): New forward class
9903 (Stub_table): New class defintion.
9904 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
9905 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
9906 New method definition.
9908 2009-10-21 Doug Kwan <dougkwan@google.com>
9910 * arm.cc: Update copyright comments.
9911 (Target_arm): New forward class template declaration.
9912 (Arm_address): New type.
9913 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
9914 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
9915 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
9917 (Insn_template): Same.
9918 (DEF_STUBS): New macro.
9919 (Stub_type): New enum type.
9920 (Stub_template): New class definition.
9923 (Stub_factory): Same.
9924 (Target_arm::Target_arm): Initialize may_use_blx_ and
9925 should_force_pic_veneer_.
9926 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
9927 Target_arm::should_force_pic_veneer,
9928 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
9929 Target_arm::using_thumb_only, Target_arm:;default_target): New
9931 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
9932 New data member declarations.
9933 (Insn_template::size, Insn_template::alignment): New method defintions.
9934 (Stub_template::Stub_template): New method definition.
9935 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
9936 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
9937 (Stub_factory::Stub_factory): New method definition.
9938 * gold.h (string_hash): New template.
9939 * output.h (Input_section_specifier::hash_value): Use
9941 (Input_section_specifier::string_hash): Remove.
9942 * stringpool.cc (Stringpool_template::string_hash): Use
9945 2009-10-20 Doug Kwan <dougkwan@google.com>
9947 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
9948 symbols of relaxed input sections.
9949 * output.h (Output_section::find_relaxed_input_section): Make
9952 2009-10-16 Doug Kwan <dougkwan@google.com>
9954 * dynobj.cc (Versions::Versions): Initialize version_script_.
9955 Only insert base version symbol definition for a shared object
9956 if version script defines any version versions.
9957 (Versions::define_base_version): New method definition.
9958 (Versions::add_def): Check that base version is not needed.
9959 (Versions::add_need): Define base version lazily.
9960 * dynobj.h (Versions::define_base_version): New method declaration.
9961 (Versions::needs_base_version_): New data member declaration.
9962 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
9963 (check_DATA): Add no_version_test.stdout.
9964 (libno_version_test.so, no_version_test.o no_version_test.stdout):
9966 * testsuite/Makefile.in: Regenerate.
9967 * testsuite/no_version_test.c: New file.
9968 * testsuite/no_version_test.sh: Ditto.
9970 2009-10-16 Doug Kwan <dougkwan@google.com>
9972 * expression.cc (class Segment_start_expression): New class definition.
9973 (Segment_start_expression::value): New method definition.
9974 (script_exp_function_segment_start): Return a new
9975 Segment_start_expression.
9976 * gold/script-c.h (script_saw_segment_start_expression): New function
9978 * script-sections.cc (Script_sections::Script_sections): Initialize
9979 SAW_SEGMENT_START_EXPRESSION_ to false.
9980 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
9981 and -Tbbs options to specify section addresses if given in
9982 command line and no SEGMENT_START expression is seen in a script.
9983 * script-sections.h (Script_sections::saw_segment_start_expression,
9984 Script_sections::set_saw_segment_start_expression): New method
9986 (Script_sections::saw_segment_start_expression_): New data member
9988 * script.cc (script_saw_segment_start_expression): New function.
9989 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
9990 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
9991 script_test_7.sh and script_test_8.sh.
9992 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
9993 script_test_8.stdout.
9994 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
9995 (script_test_6, script_test_6.stdout, script_test_7,
9996 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
9997 * Makefile.in: Regenerate.
9998 * testsuite/script_test_6.sh: New file.
9999 * testsuite/script_test_6.t: Same.
10000 * testsuite/script_test_7.sh: Same.
10001 * testsuite/script_test_7.t: Same.
10002 * testsuite/script_test_8.sh: Same.
10004 2009-10-16 Doug Kwan <dougkwan@google.com>
10006 * output.cc (Output_segment::set_section_list_address): Cast
10007 expressions to unsigned long long type to avoid format warnings.
10009 2009-10-15 Ian Lance Taylor <iant@google.com>
10011 * script.cc (Script_options::add_symbol_assignment): Always add a
10012 dot assignment to script_sections_.
10013 * script-sections.cc (Script_sections::add_dot_assignment):
10014 Initialize if necessary.
10016 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
10017 program headers with no load segment if there is a linker script.
10019 * layout.cc (Layout::set_segment_offsets): Align the file offset
10020 to the segment aligment for -N or -n with no load segment.
10021 * output.cc (Output_segment::add_output_section): Don't crash if
10022 the first section is a TLS section.
10023 (Output_segment::set_section_list_addresses): Print an error
10024 message if the address moves backward in a linker script.
10025 * script-sections.cc
10026 (Output_section_element_input::set_section_addresses): Don't
10027 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
10028 (Orphan_output_section::set_section_addresses): Likewise.
10030 2009-10-15 Doug Kwan <dougkwan@google.com>
10032 * layout.cc (Layout::finish_dynamic_section): Generate tags
10033 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
10034 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
10035 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
10037 2009-10-14 Ian Lance Taylor <iant@google.com>
10039 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
10041 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
10042 data_shdr fields of relinfo.
10043 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
10044 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
10045 R_386_TLS_LDO_32, adjust based on section flags.
10046 (Target_i386::Relocate::fix_up_ldo): Remove.
10048 2009-10-13 Ian Lance Taylor <iant@google.com>
10050 Add support for -pie.
10051 * options.h (class General_options): Add -pie and
10053 (General_options::output_is_position_independent): Test -pie.
10054 (General_options::output_is_executable): Return true if not shared
10055 and not relocatable.
10056 (General_options::output_is_pie): Remove.
10057 * options.cc (General_options::finalize): Reject incompatible uses
10059 * gold.cc (queue_middle_tasks): A -pie link is not static.
10060 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
10061 * symtab.cc (Symbol::final_value_is_known): Return false if
10062 output_is_position_independent.
10063 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
10064 output_is_position_independent.
10065 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
10066 output_is_position_independent.
10067 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
10068 output_is_position_independent.
10069 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
10071 (basic_pie_test.o, basic_pie_test): New targets.
10072 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
10073 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
10074 (two_file_pie_test): New target.
10075 * testsuite/Makefile.in: Rebuild.
10076 * README: Remove note saying that -pie is not supported.
10078 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10080 * options.h (class General_options): Add -init and -fini.
10081 * layout.cc (Layout::finish_dynamic_section): Emit
10082 given init and fini functions.
10084 2009-10-13 Sriraman Tallam <tmsriram@google.com>
10086 * gc.h (gc_process_relocs): Check if icf is enabled using new
10088 * gold.cc (queue_initial_tasks): Likewise.
10089 (queue_middle_tasks): Likewise.
10090 * object.cc (do_layout): Likewise.
10091 * symtab.cc (is_section_folded): Likewise.
10092 * main.cc (main): Likewise.
10093 * reloc.cc (Read_relocs::run): Likewise.
10094 (Sized_relobj::do_scan_relocs): Likewise.
10095 * icf.cc (is_function_ctor_or_dtor): New function.
10096 (Icf::find_identical_sections): Check if function is ctor or dtor when
10097 safe icf is chosen.
10098 * options.h (General_options::icf): Change option to be an enum.
10099 (Icf_status): New enum.
10100 (icf_enabled): New method.
10101 (icf_safe_folding): New method.
10102 (set_icf_status): New method.
10103 (icf_status_): New variable.
10104 * (options.cc) (General_options::finalize): Set icf_status_.
10105 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
10106 icf_test and icf_keep_unique_test to use the --icf enum flag.
10107 * testsuite/icf_safe_test.sh: New file.
10108 * testsuite/icf_safe_test.cc: New file.
10110 2009-10-12 Sriraman Tallam <tmsriram@google.com>
10112 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
10113 includes to gc.h and icf.h.
10114 * arm.cc: Include gc.h.
10115 * gold.cc: Likewise.
10116 * i386.cc: Likewise.
10117 * powerpc.cc: Likewise.
10118 * sparc.cc: Likewise.
10119 * x86_64.cc: Likewise.
10120 * gc.h: Include icf.h.
10122 2009-10-11 Ian Lance Taylor <iant@google.com>
10124 * plugin.cc: Include "gold.h" before other header files.
10126 2009-10-10 Chris Demetriou <cgd@google.com>
10128 * options.h (Input_file_argument::Input_file_type): New enum.
10129 (Input_file_argument::is_lib_): Replace with...
10130 (Input_file_argument::type_): New member.
10131 (Input_file_argument::Input_file_argument): Take Input_file_type
10132 'type' rather than boolean 'is_lib' as second argument.
10133 (Input_file_argument::is_lib): Use type_.
10134 (Input_file_argument::is_searched_file): New function.
10135 (Input_file_argument::may_need_search): Handle is_searched_file.
10136 * options.cc (General_options::parse_library): Support -l:filename.
10137 (General_options::parse_just_symbols): Update for Input_file_argument
10139 (Command_line::process): Likewise.
10140 * archive.cc (Archive::get_file_and_offset): Likewise.
10141 * plugin.cc (Plugin_manager::release_input_file): Likewise.
10142 * script.cc (read_script_file, script_add_file): Likewise.
10143 * fileread.cc (Input_file::Input_file): Likewise.
10144 (Input_file::will_search_for): Handle is_searched_file.
10145 (Input_file::open): Likewise.
10146 * readsyms.cc (Read_symbols::get_name): Likewise.
10147 * testsuite/Makefile.am (searched_file_test): New test.
10148 * testsuite/Makefile.in: Regenerate.
10149 * testsuite/searched_file_test.cc: New file.
10150 * testsuite/searched_file_test_lib.cc: New file.
10152 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10153 Ian Lance Taylor <iant@google.com>
10155 * descriptor.cc: Include <cstdio> and "binary-io.h".
10156 (Descriptors::open): Open the files in binary mode always.
10157 * script.cc (Lex::get_token): Treat \r as whitespace.
10159 2009-10-09 Ian Lance Taylor <iant@google.com>
10161 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
10163 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10164 Ian Lance Taylor <iant@google.com>
10166 * configure.ac: Check for readv function also.
10167 * fileread.cc (readv): Define if not HAVE_READV.
10168 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
10170 * config.in: Regenerate.
10171 * configure: Regenerate.
10173 2009-10-09 Doug Kwan <dougkwan@google.com>
10175 * layout.cc (Layout::make_output_section): Call target hook to make
10176 ordinary output section.
10177 (Layout::finalize): Adjust parameter list of call the
10178 Target::may_relax().
10179 * layout.h (class Layout::section_list): New method.
10180 * merge.h (Output_merge_base::entsize): Change visibility to public.
10181 (Output_merge_base::is_string, Output_merge_base::do_is_string):
10183 (Output_merge_string::do_is_string): New method.
10184 * object.cc (Sized_relobj::do_setup): renamed from
10185 Sized_relobj::set_up.
10186 * object.h (Sized_relobj::adjust_shndx,
10187 Sized_relobj::initializ_input_to_output_maps,
10188 Sized_relobj::free_input_to_output_maps): Change visibilities to
10190 (Sized_relobj::setup): Virtualize.
10191 (Sized_relobj::do_setup): New method declaration.
10192 (Sized_relobj::invalidate_section_offset,
10193 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
10194 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
10195 * options.cc (parse_int): New function.
10196 * options.h (parse_int): New declaration.
10197 (DEFINE_int): New macro.
10198 (stub_group_size): New option.
10199 * output.cc (Output_section::Output_section): Initialize memebers
10200 merge_section_map_, merge_section_by_properties_map_,
10201 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
10202 (Output_section::add_input_section): Handled deferred code-fill
10203 generation and remove an old comment.
10204 (Output_section::add_relaxed_input_section): New method definition.
10205 (Output_section::add_merge_input_section): Use merge section by
10206 properties map to speed to search. Update merge section maps
10208 (Output_section::build_relaxation_map): New method definition.
10209 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
10211 (Output_section::relax_input_section): Renamed to
10212 Output_section::convert_input_sections_to_relaxed_sections and change
10213 interface to take a vector of pointers to relaxed sections.
10214 (Output_section::find_merge_section,
10215 Output_section::find_relaxed_input_section): New method definitions.
10216 (Output_section::is_input_address_mapped,
10217 Output_section::output_offset, Output_section::output_address):
10218 Use output section data maps to speed up searching.
10219 (Output_section::find_starting_output_address): Add comments.
10220 (Output_section::do_write,
10221 Output_section::write_to_postprocessing_buffer): Do code-fill
10222 generation as appropriate.
10223 (Output_section::get_input_sections): Invalidate relaxed input section
10225 (Output_section::restore_states): Adjust type of checkpoint .
10226 Invalidate relaxed input section map.
10227 * output.h (Output_merge_base): New class declaration.
10228 (Input_section_specifier): New class defintion.
10229 (class Output_relaxed_input_section) Change base class to
10230 Output_section_data_build.
10231 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
10232 base class initializer.
10233 (Output_section::add_relaxed_input_section): New method declaration.
10234 (Output_section::Input_section): Change visibility to protected.
10235 (Output_section::Input_section::relobj,
10236 Output_section::Input_section::shndx): Handle relaxed input sections.
10237 Output_section::input_sections) Change visibility to protected. Also
10238 define overload to return a non-const pointer.
10239 (Output_section::Merge_section_properties): New class defintion.
10240 (Output_section::Merge_section_by_properties_map,
10241 Output_section::Output_section_data_by_input_section_map,
10242 Output_section::Relaxation_map): New types.
10243 (Output_section::relax_input_section): Rename method to
10244 Output_section::convert_input_sections_to_relaxed_sections and change
10245 interface to take a vector of relaxed section pointers.
10246 (Output_section::find_merge_section,
10247 Output_section::find_relaxed_input_section,
10248 Output_section::build_relaxation_map,
10249 Output_section::convert_input_sections_in_list_to_relaxed_sections):
10250 New method declarations.
10251 (Output_section::merge_section_map_
10252 Output_section::merge_section_by_properties_map_,
10253 Output_section::relaxed_input_section_map_,
10254 Output_section::is_relaxed_input_section_map_valid_,
10255 Output_section::generate_code_fills_at_write_): New data members.
10256 * script-sections.cc
10257 (Output_section_element_input::set_section_addresses): Call
10258 current_data_size and addralign methods of relaxed input sections.
10259 (Orphan_output_section::set_section_addresses): Call current_data_size
10260 and addralign methods of relaxed input sections.
10261 * symtab.cc (Symbol_table::compute_final_value): Extract template
10262 from the body of Symbol_table::sized_finalize_symbol.
10263 (Symbol_table::sized_finalized_symbol): Call
10264 Symbol_table::compute_final_value.
10265 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
10266 (Symbol_table::compute_final_value): New templated method declaration.
10267 * target.cc (Target::do_make_output_section): New method defintion.
10268 * target.h (Target::make_output_section): New method declaration.
10269 (Target::relax): Add more parameters for input objects, symbol table
10270 and layout. Adjust call to do_relax.
10271 (Target::do_make_output_section): New method declaration.
10272 (Target::do_relax): Add parameters for input objects, symbol table
10275 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10277 * pread.c: Include stdio.h.
10279 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10281 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
10284 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10286 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
10287 Change read_shndx type to unsigned int.
10288 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
10290 (Sized_dwarf_line_info::read_line_mappings): Likewise.
10291 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
10292 Change read_shndx type to unsigned int.
10293 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
10295 (Sized_dwarf_line_info::read_line_mappings): Likewise.
10296 * layout.cc (Layout::create_symtab_sections): Cast the result of
10297 local_symcount * symsize to off_t in the gold_assert.
10299 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10301 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
10302 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
10304 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
10305 (Arm_relocate_functions::thm_abs5): New function.
10306 (Arm_relocate_functions::abs12): New function.
10307 (Arm_relocate_functions::abs16): New function.
10308 (Arm_relocate_functions::base_abs): New function.
10309 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
10310 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
10311 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
10313 (Scan::global): Likewise.
10314 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
10315 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
10316 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
10317 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
10320 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10322 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
10323 (Arm_relocate_functions::movt_prel): New function.
10324 (Arm_relocate_functions::thm_movw_prel_nc): New function.
10325 (Arm_relocate_functions::thm_movt_prel): New function.
10326 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
10327 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
10328 (Scan::global, Relocate::relocate): Likewise.
10329 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10331 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
10333 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
10334 Incremental_checker.
10335 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
10337 (class Incremental_inputs_header): New class.
10338 (Incremental_inputs_header_writer): Edit comment.
10339 (Incremental_inputs_entry): New class.
10340 (Incremental_inputs_entry_writer): Edit comment.
10341 (Sized_incremental_binary::do_find_incremental_inputs_section):
10342 Add *strtab_shndx parameter, fill it.
10343 (Sized_incremental_binary::do_check_inputs): New method.
10344 (Incremental_checker::can_incrementally_link_output_file): Use
10345 Sized_incremental_binary::check_inputs.
10346 (Incremental_inputs::report_command_line): Save command line in
10349 (Incremental_binary::find_incremental_inputs_section): New
10351 (Incremental_binary::do_find_incremental_inputs_section): Add
10352 strtab_shndx parameter.
10353 (Incremental_binary::do_check_inputs): New pure virtual method.
10354 (Sized_incremental_binary::do_check_inputs): Declare.
10355 (Incremental_checker::Incremental_checker): Add incremental_inputs
10356 parameter, use it to initialize incremental_inputs_.
10357 (Incremental_checker::incremental_inputs_): New field.
10358 (Incremental_checker::command_line): New method.
10359 (Incremental_checker::inputs): New method.
10360 (Incremental_checker::command_line_): New field.
10362 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
10364 * incremental.cc: Include <cstdarg> and "target-select.h".
10365 (vexplain_no_incremental): New function.
10366 (explain_no_incremental): New function.
10367 (Incremental_binary::error): New method.
10368 (Sized_incremental_binary::do_find_incremental_inputs_section): New
10370 (make_sized_incremental_binary): New function.
10371 (open_incremental_binary): New function.
10372 (can_incrementally_link_file): Add checks if output is ELF and has
10374 * incremental.h: Include "elfcpp_file.h" and "output.h".
10375 (Incremental_binary): New class.
10376 (Sized_incremental_binary): New class.
10377 (open_incremental_binary): Declare.
10378 * object.cc (is_elf_object): Use
10379 elfcpp::Elf_recognizer::is_elf_file.
10380 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
10381 * output.h (Output_file::filesize): New method.
10383 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10385 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
10387 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
10388 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
10390 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
10392 (Arm_relocate_functions::movw_abs_nc): New function.
10393 (Arm_relocate_functions::movt_abs): New function.
10394 (Arm_relocate_functions::thm_movw_abs_nc): New function.
10395 (Arm_relocate_functions::thm_movt_abs): New function.
10396 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
10397 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
10398 (Scan::global): Likewise.
10399 (Relocate::relocate): Likewise.
10400 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10402 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10404 * arm.cc (Arm_relocate_functions::got_prel) New function.
10405 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
10406 (Relocate::relocate): Likewise.
10407 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10409 2009-10-06 Ian Lance Taylor <iant@google.com>
10411 * options.h (class General_options): Define
10412 split_stack_adjust_size parameter.
10413 * object.h (class Object): Add uses_split_stack_ and
10414 has_no_split_stack_ fields. Add uses_split_stack and
10415 has_no_split_stack accessor functions. Declare
10416 handle_split_stack_section.
10417 (class Reloc_symbol_changes): Define.
10418 (class Sized_relobj): Define Function_offsets. Declare
10419 split_stack_adjust, split_stack_adjust_reltype, and
10421 * object.cc (Object::handle_split_stack_section): New function.
10422 (Sized_relobj::do_layout): Call handle_split_stack_section.
10423 * dynobj.cc (Sized_dynobj::do_layout): Call
10424 handle_split_stack_section.
10425 * reloc.cc (Sized_relobj::relocate_sections): Call
10426 split_stack_adjust for executable sections in split_stack
10427 objects. Pass reloc_map to relocate_section.
10428 (Sized_relobj::split_stack_adjust): New function.
10429 (Sized_relobj::split_stack_adjust_reltype): New function.
10430 (Sized_relobj::find_functions): New function.
10431 * target-reloc.h: Include "object.h".
10432 (relocate_section): Add reloc_symbol_changes parameter. Change
10434 * target.h (class Target): Add calls_non_split method. Declare
10435 do_calls_non_split virtual method. Declare match_view and
10437 * target.cc: Include "elfcpp.h".
10438 (Target::do_calls_non_split): New function.
10439 (Target::match_view): New function.
10440 (Target::set_view_to_nop): New function.
10441 * gold.cc (queue_middle_tasks): Give an error if mixing
10442 split-stack and non-split-stack objects with -r.
10443 * i386.cc (Target_i386::relocate_section): Add
10444 reloc_symbol_changes parameter.
10445 (Target_i386::do_calls_non_split): New function.
10446 * x86_64.cc (Target_x86_64::relocate_section): Add
10447 reloc_symbol_changes parameter.
10448 (Target_x86_64::do_calls_non_split): New function.
10449 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
10451 * powerpc.cc (Target_powerpc::relocate_section): Add
10452 reloc_symbol_changes parameter.
10453 * sparc.cc (Target_sparc::relocate_section): Add
10454 reloc_symbol_changes parameter.
10455 * configure.ac: Call AM_CONDITIONAL for the default target.
10456 * configure: Rebuild.
10457 * testsuite/Makefile.am (TEST_AS): New variable.
10458 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
10459 (check_DATA): Add split_i386 and split_x86_64 files.
10460 (SPLIT_DEFSYMS): Define.
10461 (split_i386_[1234n].o): New targets.
10462 (split_i386_[124]): New targets.
10463 (split_i386_[1234r].stdout): New targets.
10464 (split_x86_64_[1234n].o): New targets.
10465 (split_x86_64_[124]): New targets.
10466 (split_x86_64_[1234r].stdout): New targets.
10467 (MOSTLYCLEANFILES): Add new executables.
10468 * testsuite/split_i386.sh: New file.
10469 * testsuite/split_x86_64.sh: New file.
10470 * testsuite/split_i386_1.s: New file.
10471 * testsuite/split_i386_2.s: New file.
10472 * testsuite/split_i386_3.s: New file.
10473 * testsuite/split_i386_4.s: New file.
10474 * testsuite/split_i386_n.s: New file.
10475 * testsuite/split_x86_64_1.s: New file.
10476 * testsuite/split_x86_64_2.s: New file.
10477 * testsuite/split_x86_64_3.s: New file.
10478 * testsuite/split_x86_64_4.s: New file.
10479 * testsuite/split_x86_64_n.s: New file.
10480 * testsuite/testfile.cc (Target_test): Update relocation_section
10482 * testsuite/Makefile.in: Rebuild.
10484 2009-10-06 Ian Lance Taylor <iant@google.com>
10486 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
10487 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
10488 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
10489 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
10490 the address on ldo_addrs_.
10491 (Target_i386::Relocate::fix_up_ldo): New function.
10493 2009-10-06 Rafael Espindola <espindola@google.com>
10495 * plugin.cc (add_input_library): New.
10496 (Plugin::load): Add add_input_library to tv.
10497 (Plugin_manager::add_input_file): Add the is_lib argument.
10498 (add_input_file): Update call to Plugin_manager::add_input_file.
10499 (add_input_library): New.
10500 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
10502 2009-09-30 Doug Kwan <dougkwan@google.com>
10504 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
10505 symbol and call Symbol::may_need_copy_reloc to determine if
10506 a copy reloc is needed.
10507 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
10508 nocopyreloc is given in command line.
10509 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
10510 given in command line.
10511 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
10512 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
10513 of the removed Target_i386::may_need_copy_reloc.
10514 * options.h (copyreloc): New option with default value false.
10515 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
10516 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
10517 instead of the removed Target_powerpc::may_need_copy_reloc.
10518 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
10519 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
10520 instead of the removed Target_sparc::may_need_copy_reloc.
10521 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
10522 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
10523 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
10524 instead of the removed Target_x86_64::may_need_copy_reloc.
10526 2009-09-30 Ian Lance Taylor <iant@google.com>
10528 * object.h (class Object): Remove target_ field, and target,
10529 sized_target, and set_target methods.
10530 (Object::sized_target): Remove.
10531 (class Sized_relobj): Update declarations. Remove sized_target.
10532 * object.cc (Sized_relobj::setup): Remove target parameter.
10533 Change all callers.
10534 (Input_objects::add_object): Don't do anything with the target.
10535 (make_elf_sized_object): Add punconfigured parameter. Change all
10536 callers. Set or test parameter target.
10537 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
10538 Change all callers.
10539 * parameters.cc (Parameters::set_target): Change parameter type to
10541 (Parameters::default_target): Remove.
10542 (set_parameters_target): Change parameter type to be non-const.
10543 (parameters_force_valid_target): New function.
10544 (parameters_clear_target): New function.
10545 * parameters.h (class Parameters): Update declarations. Remove
10546 default_target method. Add sized_target and clear_target
10547 methods. Change target_ to be non-const.
10548 (set_parameters_target): Update declaration.
10549 (parameters_force_valid_target): Declare.
10550 (parameters_clear_target): Declare.
10551 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
10552 as NULL if we aren't searching.
10553 (Add_symbols::run): Don't check for compatible target.
10554 * fileread.cc (Input_file::open_binary): Call
10555 parameters_force_valid_target.
10556 * gold.cc (queue_middle_tasks): Likewise.
10557 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
10558 set_target on object.
10559 * dynobj.h (class Sized_dynobj): Update declarations.
10560 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
10561 make_elf_object returns NULL.
10562 (Archive::include_member): Don't check whether object target is
10564 * output.cc (Output_section::add_input_section): Get target from
10566 (Output_section::relax_input_section): Likewise.
10567 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
10569 (Sized_relobj::do_scan_relocs): Likewise.
10570 (Sized_relobj::relocate_sections): Likewise.
10571 * resolve.cc (Symbol_table::resolve): Likewise.
10572 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
10573 parameter. Change all callers.
10574 (Symbol_table::add_from_object): Get target from parameters.
10575 (Symbol_table::add_from_relobj): Don't check object target.
10576 (Symbol_table::add_from_dynobj): Likewise.
10577 (Symbol_table::define_special_symbol): Get target from
10579 * symtab.h (class Symbol_table): Update declaration.
10580 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
10581 parameter. Change all callers. Clear parameter target.
10582 (Binary_test): Test target here.
10583 * testsuite/object_unittest.cc (gold_testsuite): Remove
10584 target_test_pointer parameter. Change all callers.
10585 (Object_test): Test target here.
10587 2009-09-26 Ian Lance Taylor <iant@google.com>
10589 * testsuite/initpri1.c: Don't try to use constructor priorities if
10590 compiling with gcc before 4.3.
10592 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
10594 * testsuite/retain_symbols_file_test.sh (check_present): Change
10595 output file name to retain_symbols_file_test.stdout.
10596 (check_absent): Likewise.
10598 2009-09-18 Craig Silverstein <csilvers@google.com>
10600 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
10601 * options.cc: Include <cerrno> and <fstream>.
10602 (General_options::finalize): Parse -retain-symbols-file tag.
10603 * options.h: New flag.
10604 (General_options): New method should_retain_symbol, new
10605 variable symbols_to_retain.
10606 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
10607 should_retain_symbol map.
10608 * testsuite/Makefile.am (retain_symbols_file_test): New test.
10609 * testsuite/Makefile.in: Regenerate.
10610 * testsuite/retain_symbols_file_test.sh: New file.
10612 2009-09-18 Nick Clifton <nickc@redhat.com>
10614 * po/es.po: Updated Spanish translation.
10616 2009-09-17 Doug Kwan <dougkwan@google.com>
10618 * debug.h (DEBUG_RELAXATION): New constant.
10619 (DEBUG_ALL): Add DEBUG_RELAXATION.
10620 (debug_string_to_enum): Add relaxation debug option.
10622 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
10623 Layout::Relaxation_debug_check::read_sections,
10624 Layout::Relaxation_debug_check::read_sections): New method definitions.
10625 (Layout::Layout): Initialize data members
10626 record_output_section_data_from_scrips_,
10627 script_output_section_data_list_ and relaxation_debug_check_.
10628 (Layout::save_segments, Layout::restore_segments,
10629 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
10630 Layout::relaxation_loop_body): New method definitions.
10631 (Layout::finalize): Support relaxation. Move section layout code to
10632 Layout::relaxation_loop_body.
10633 (Layout::set_asection_address_from_script): Move code for orphan
10634 section placement out.
10635 (Layout::place_orphan_sections_in_script): New method definition.
10636 * layout.h (Output_segment_headers, Output_file_header):
10637 New forward class declarations.
10638 (Layout::~Layout): Define.
10639 (Layout::new_output_section_data_from_script): New method definition.
10640 (Layout::place_orphan_sections_in_script): New method declaration.
10641 (Layout::Segment_states): New type declaration.
10642 (Layout::save_segments, Layout::restore_segments,
10643 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
10644 Layout::relaxation_loop_body): New method declarations.
10645 (Layout::Output_section_data_list): New type declaration.
10646 (Layout::Relaxation_debug_check): New class definition.
10647 (Layout::record_output_section_data_from_script_,
10648 Layout::script_output_section_data_list_, Layout::segment_states_,
10649 Layout::relaxation_debug_check_): New data members.
10650 * output.cc: (Output_section_headers::do_size): New method definition.
10651 (Output_section_headers::Output_section_headers): Move size
10652 computation to Output_section_headers::do_size.
10653 (Output_segment_headers::do_size): New method definition.
10654 (Output_file_header::Output_file_header): Move size computation to
10655 Output_file_header::do_size and call it.
10656 (Output_file_header::do_size): New method definition.
10657 (Output_data_group::Output_data_group): Adjust call to
10658 Output_section_data.
10659 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
10660 (Output_symtab_xindex::do_write): Add array bound check.
10661 (Output_section::Input_section::print_to_mapfile): Handle
10662 RELAXED_INPUT_SECTION_CODE.
10663 (Output_section::Output_section): Initialize data member checkpoint_.
10664 (Output_section::~Output_section): Delete checkpoint object pointed
10666 (Output_section::add_input_section): Always add an Input_section if
10668 (Output_section::add_merge_input_section): Add assert.
10669 (Output_section::relax_input_section): New method definition.
10670 (Output_section::set_final_data_size): Set load address to zero for
10671 an unallocated section.
10672 (Output_section::do_address_and_file_offset_have_reset_values):
10673 New method definition.
10674 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
10675 Handle relaxed input section.
10676 (Output_section::sort_attached_input_sections): Checkpoint input
10677 section list lazily.
10678 (Output_section::get_input_sections): Change type of input_sections to
10679 list of Simple_input_section pointers. Checkpoint input section list
10680 lazily. Also handle relaxed input sections.
10681 (Output_section::add_input_section_for_script): Take a reference to
10682 a Simple_input_section object instead of Relobj pointer and section
10683 index as parameter. Handle relaxed input sections.
10684 (Output_section::save_states, Output_section::restore_states): New
10685 method definitions.
10686 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
10687 (Output_data::is_data_size_fixed): New method definition.
10688 (Output_data::reset_addresss_and_file_offset): Do not reset data size
10690 (Output_data::address_and_file_offset_have_reset_values): New method
10692 (Output_data::do_address_and_file_offset_have_reset_values): New method
10694 (Output_data::set_data_size): Check that data size is not fixed.
10695 (Output_data::fix_data_size): New method definition.
10696 (Output_data::is_data_size_fixed_): New data member.
10697 (Output_section_headers::set_final_data_size): New method definition.
10698 (Output_section_headers::do_size): New method declaration.
10699 (Output_segment_headers::set_final_data_size): New method definition.
10700 (Output_segment_headers::do_size): New method declaration.
10701 (Output_file_header::set_final_data_size)::New method definition.
10702 (Output_file_header::do_size)::New method declaration.
10703 (Output_section_data::Output_section_data): Add new parameter
10704 is_data_size_fixed and use it to fix data size.
10705 (Output_data_const::Output_data_const): Adjust call to base class
10706 constructor and fix data size.
10707 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
10708 base class constructor and fix data size.
10709 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
10710 base class constructor and fix data size.
10711 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
10712 class constructor and fix data size.
10713 (Output_data_group::set_final_data_size): New method definition.
10714 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
10715 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
10716 class constructor and fix data size.
10717 (Output_relaxed_input_section): New class definition.
10718 (Output_section::Simple_input_section): New class definition.
10719 (Output_section::get_input_sections): Adjust parameter list.
10720 (Output_section::add_input_section_for_script): Same.
10721 (Output_section::save_states, Output_section::restore_states,
10722 Output_section::do_address_and_file_offset_have_reset_values,
10723 (Output_section::Input_section::Input_section): Handle
10724 RELAXED_INPUT_SECTION_CODE. Add new overload for
10725 Output_relaxed_input_section.
10726 (Output_section::Input_section::is_input_section,
10727 Output_section::Input_section::set_output_section): Handle relaxed
10729 (Output_section::Input_section::is_relaxed_input_section,
10730 Output_section::Input_section::output_section_data,
10731 Output_section::Input_section::relaxed_input_section): New method
10733 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
10735 (Output_section::Input_section::u1_): Update comments.
10736 (Output_section::Input_section::u2_): Add new union member poris.
10737 (Output_section::Checkpoint_output_section): New classs definition.
10738 (Output_section::relax_input_section): New method declaration.
10739 (Output_section::checkpoint_): New data member.
10740 (Output_segment): Update comments.
10741 (Output_segment::Output_segment): Un-privatize copy constructor.
10742 (Output_segment::operator=): Un-privatize.
10743 * script-sections.cc (Output_section_element::Input_section_list):
10744 Change element type to Output_section::Simple_input_section.
10745 (Output_section_element_dot_assignment::set_section_addresses):
10746 Register output section data for relaxation clean up.
10747 (Output_data_exression::Output_data_expression): Adjust call to base
10748 constructor to fix data size.
10749 (Output_section_element_data::set_section_addresses): Register
10750 Output_data_expression object for relaxation clean up.
10751 (struct Input_section_info): Replace Relobj pointer and section index
10752 pair with Output_section::Simple_input_section and Convert struct to a
10754 (Input_section_sorter::operator()): Adjust access to
10755 Input_section_info data member to use accessors.
10756 (Output_section_element_input::set_section_addresses): Use layout
10757 parameter. Adjust code to use Output_section::Simple_input_section
10758 and Input_secction_info classes. Register filler for relaxation
10760 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
10761 and section index pair with Output_section::Simple_input_section
10762 class. Adjust code accordingly.
10763 (Phdrs_element::release_segment): New method definition.
10764 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
10766 (Script_sections::release_segments): New method definition.
10767 * gold/script-sections.h (Script_sections::release_segments): New
10768 method declaration.
10769 * gold/target.h (Target::may_relax, Target::relax,
10770 Target::do_may_relax, Target::do_relax): New method definitions.
10772 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10774 * arm.cc (has_signed_unsigned_overflow): New function.
10775 (Arm_relocate_functions::abs8): New function.
10776 (Target_arm::Scan::local): Handle R_ARM_ABS8.
10777 (Target_arm::Scan::global): Likewise.
10778 (Target_arm::relocate::relocate): Likewise.
10779 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10782 2009-09-16 Cary Coutant <ccoutant@google.com>
10784 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
10785 * testsuite/Makefile.in: Regenerate.
10787 2009-09-11 Nick Clifton <nickc@redhat.com>
10789 * po/gold.pot: Updated by the Translation project.
10791 2009-09-08 Cary Coutant <ccoutant@google.com>
10793 * output.cc (Output_file::open): Add execute permission to empty file.
10794 * testsuite/Makefile.am (permission_test): New test.
10795 * testsuite/Makefile.in: Regenerate.
10797 2009-09-02 Ian Lance Taylor <iant@google.com>
10799 * output.cc (Output_file::resize): Call map_no_anonymous rather
10802 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
10804 * gold.cc: Include "incremental.h".
10805 (queue_initial_tasks): Call Incremental_checker methods.
10806 * incremental.cc: Include "output.h".
10807 (Incremental_checker::can_incrementally_link_output_file): New
10809 * incremental.h (Incremental_checker): New class.
10811 * output.cc (Output_file::open_for_modification): New method.
10812 (Output_file::map_anonymous): Changed return type to bool. Record
10813 map in base_ field.
10814 (Output_file::map_no_anonymous): New method, broken out of map.
10815 (Output_file::map): Use map_no_anonymous and map_anonymous.
10816 * output.h (class Output_file): Update declarations.
10818 2009-08-24 Cary Coutant <ccoutant@google.com>
10820 * options.h (Command_line::Pre_options): New class.
10821 (Command_line::pre_options): New member.
10822 * options.cc (gold::options::ready_to_register): New variable.
10823 (One_option::register_option): Do nothing if not registering options.
10824 Assert if same short option registered twice.
10825 (General_options::General_options): Turn off option registration when
10827 (Command_line::Pre_options::Pre_options): New constructor.
10829 2009-08-24 Cary Coutant <ccoutant@google.com>
10831 * options.h (General_options::no_keep_memory): Remove incorrect
10834 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10836 * Makefile.am (am__skiplex, am__skipyacc): New.
10837 * Makefile.in: Regenerate.
10839 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10841 * Makefile.am (AM_CPPFLAGS): Renamed from ...
10842 (INCLUDES): ... this.
10843 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
10844 (AM_CPPFLAGS): Renamed from ...
10845 (INCLUDE): ... this.
10846 * Makefile.in, testsuite/Makefile.in: Regenerate.
10848 * Makefile.in: Regenerate.
10849 * aclocal.m4: Likewise.
10850 * config.in: Likewise.
10851 * configure: Likewise.
10852 * testsuite/Makefile.in: Likewise.
10854 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10855 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10856 * Makefile.in: Regenerate.
10857 * testsuite/Makefile.in: Regenerate.
10859 2009-08-19 Cary Coutant <ccoutant@google.com>
10861 * resolve.cc (Symbol_table::resolve): Don't complain about defined
10862 symbols in shared libraries overridden by hidden or internal symbols
10863 in the main program.
10865 2009-08-19 Chris Demetriou <cgd@google.com>
10867 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
10868 checking source file names in error messages.
10870 2009-08-18 Doug Kwan <dougkwan@google.com>
10872 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
10873 an elcpp::Ehdr as parameter. Adjust call to set_target.
10874 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
10875 an elfcpp::Ehdr as parameter.
10876 * object.cc (Object::set_target): Remove the version that looks up
10877 a target and sets it.
10878 (Sized_relobj::setup): Take a Target object instead of
10879 an elfcpp::Ehdr as parameter. Adjust call to set_target.
10880 (make_elf_sized_object): Find target and ask target to
10881 make an ELF object.
10882 * object.h: (Object::set_target): Remove the version that looks up
10883 a target and sets it.
10884 (Sized_relobj::setup): Take a Target object instead of
10885 an elfcpp:Ehdr as parameter.
10886 * target.cc: Include dynobj.h.
10887 (Target::do_make_elf_object_implementation): New.
10888 (Target::do_make_elf_object): New.
10889 * target.h (Target::make_elf_object): New template declaration.
10890 (Target::do_make_elf_object): New method declarations.
10891 (Target::do_make_elf_object_implementation): New template declaration.
10893 2009-08-14 Ian Lance Taylor <iant@google.com>
10895 * gold.h (FUNCTION_NAME): Define.
10896 (gold_unreachable): Use FUNCTION_NAME.
10898 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10900 * icf.cc (Icf::find_identical_sections): Issue a warning when a
10901 symbol in the --keep-unique list is not found.
10903 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10905 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
10906 been maked as --keep-unique.
10907 (Icf::unfold_section): New function.
10908 * icf.h (Icf::unfold_section): New function.
10909 * options.h (General_options::keep_unique): New option.
10910 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
10911 * testsuite/Makefile.in: Regenerate.
10912 * testsuite/icf_keep_unique_test.sh: New file.
10913 * testsuite/icf_keep_unique_test.cc: New file.
10915 2009-08-12 Cary Coutant <ccoutant@google.com>
10918 * resolve.cc (Symbol_table::resolve): Check for references from
10919 dynamic objects to hidden and internal symbols.
10920 * testsuite/Makefile.am (hidden_test.sh): New test.
10921 * testsuite/Makefile.in: Regenerate.
10922 * testsuite/hidden_test.sh: New script.
10923 * testsuite/hidden_test_1.c: New test source.
10924 * testsuite/hidden_test_main.c: New test source.
10926 2009-08-11 Doug Kwan <dougkwan@google.com>
10928 * arm.cc: Update comments.
10929 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
10930 segment to locate the .ARM.exidx section if present.
10932 2009-08-09 Doug Kwan <dougkwan@google.com>
10934 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
10937 2009-08-07 Sriraman Tallam <tmsriram@google.com>
10938 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
10941 2009-08-06 Sriraman Tallam <tmsriram@google.com>
10943 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
10944 valid tls_segment only for non-debug-section relocations.
10945 * testsuite/Makefile.am: Add gc_tls_test.
10946 * testsuite/Makefile.in: Regenerate.
10947 * testsuite/gc_tls_test.cc: New file.
10948 * testsuite/gc_tls_test.sh: New file.
10950 2009-08-05 Sriraman Tallam <tmsriram@google.com>
10952 * icf.cc: New file.
10954 * Makefile.am (CCFILES): Add icf.cc.
10955 (HFILES): Add icf.h
10956 * Makefile.in: Regenerate.
10957 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
10958 * gc.h (gc_process_relocs): Populate lists used by icf to contain
10959 section, symbol and addend information for the relocs.
10960 * gold.cc (queue_middle_tasks): Call identical code folding.
10961 * gold.h: Add defines for multimap.
10962 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
10963 to the call of finalize_local_symbols.
10964 * main.cc (main): Create object of class Icf.
10965 * object.cc (Sized_relobj::do_layout): Allow this function to be
10966 called twice during icf.
10967 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
10968 to sections marked as identical by icf.
10969 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
10971 (Sized_relobj::do_section_entsize): New function.
10972 * object.h (Object::section_entsize): New function.
10973 (Object::do_section_entsize): New pure virtual function.
10974 (Relobj::finalize_local_symbols): Add new parameter.
10975 (Relobj::do_section_entsize): New function.
10976 * options.h (General_options::icf): New option.
10977 (General_options::icf_iterations): New option.
10978 (General_options::print_icf_sections): New option.
10979 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
10980 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
10981 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
10983 * symtab.cc (Symbol_table::is_section_folded): New function.
10984 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
10985 to sections marked as identical by icf.
10986 * symtab.h (Symbol_table::set_icf): New function.
10987 (Symbol_table::icf): New function.
10988 (Symbol_table::is_section_folded): New function.
10989 (Symbol_table::icf_): New data member.
10990 * target-reloc.h (relocate_section): Ignore sections folded by icf.
10991 * testsuite/Makefile.am: Add commands to build icf_test.
10992 * testsuite/Makefile.in: Regenerate.
10993 * testsuite/icf_test.sh: New file.
10994 * testsuite/icf_test.cc: New file.
10996 2009-07-24 Chris Demetriou <cgd@google.com>
10998 * layout.cc (is_compressible_debug_section): Fix incorrect
10999 comment about compressed section names.
11001 2009-07-20 Ian Lance Taylor <ian@airs.com>
11004 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
11006 2009-07-16 Ian Lance Taylor <iant@google.com>
11009 * layout.h: #include <map>.
11010 (class Kept_section): Change from struct to class. Add accessors
11011 and setters. Add section size to Comdat_group mapping. Change
11012 Comdat_group to std::map. Add is_comdat_ field. Add
11013 linkonce_size field in union.
11014 (class Layout): Update declaration of find_or_add_kept_section.
11015 Don't declare find_kept_object.
11016 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
11017 parameter. Add object, shndx, is_comdat, and is_group_name
11018 parameters. Change all callers. Adjust for new Kept_section.
11019 (Layout::find_kept_object): Remove.
11020 * object.cc (Sized_relobj::include_section_group): Update use of
11021 Kept_section. Rename secnum to shndx. Only record
11022 Kept_comdat_section if sections are the same size.
11023 (Sized_relobj::include_linkonce_section): Update use of
11024 Kept_section. Only record Kept_comdat_section if sections are the
11025 same size. Set size of linkonce section.
11026 (Sized_relobj::map_to_kept_section): Update call to
11027 get_kept_comdat_section.
11028 * object.h (class Sized_relobj): Rename fields in
11029 Kept_comdat_section to drop trailing underscores; change object
11030 field to Relobj*. Change Kept_comdat_section_table to store
11031 struct rather than pointer.
11032 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
11033 Add kept_object and kept_shndx parameters. Change all callers.
11034 (Sized_relobj::get_kept_comdat_section): Change return type to
11035 bool. Add kept_object and kept_shndx parameters. Change all
11037 * plugin.cc (Pluginobj::include_comdat_group): Update call to
11038 Layout::find_or_add_kept_section.
11040 2009-07-09 Ian Lance Taylor <iant@google.com>
11042 * merge.cc (Object_merge_map::initialize_input_to_output_map):
11043 Reserve space in the hash table.
11045 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
11047 * fileread.cc (File_read::get_mtime): New method.
11048 * fileread.h (Timespec): New structure.
11049 (File_read::get_mtime): New method.
11050 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
11051 Renamed from timestamp_nsec.
11052 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
11054 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
11056 (Incremental_inputs::report_archive): Save mtime; style fix.
11057 (Incremental_inputs::report_obejct): Save mtime; style fix.
11058 (Incremental_inputs::report_script): Save mtime; style fix.
11059 (Incremental_inputs::finalize_inputs): Style fix.
11060 (Incremental_inputs::finalize): Style fix.
11061 (Incremental_inputs::create_input_section_data): Store inputs
11063 * incremental.h (Incremental_inputs::report_script): Add mtime
11065 (Incremental_inputs::Input_info::Input_info): Intialize only one
11067 (Incremental_inputs::Input_info::archive): Move to nameless
11069 (Incremental_inputs::Input_info::obejct): Move to nameless union.
11070 (Incremental_inputs::Input_info::script): Move to nameless union.
11071 (Incremental_inputs::mtime): New field.
11072 * script.cc (read_input_script): Pass file mtime to
11074 * script.h (Script_info::inputs): Style fix.
11076 2009-07-01 Ian Lance Taylor <ian@airs.com>
11078 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
11081 2009-06-24 Ian Lance Taylor <iant@google.com>
11084 * layout.cc (Layout::choose_output_section): If we find an
11085 existing section, update the flags.
11086 (Layout::create_notes): New function, broken out of
11088 (Layout::finalize): Don't create note sections.
11089 (Layout::create_note): Don't crash if linker script discards
11091 (Layout::create_gold_note): Likewise.
11092 (Layout::create_build_id): Likewise. Don't set
11093 after_input_sections on the section.
11094 (Layout::create_executable_stack_info): Remove target parameter.
11096 * layout.h (class Layout): Declare create_notes. Update
11097 declaration of create_executable_stack_info.
11098 * gold.cc (queue_middle_tasks): Call create_notes.
11099 * output.cc (Output_section::update_flags_for_input_section): Move
11100 here from output.h. If SHF_ALLOC flag is newly set, mark address
11102 * output.h (Output_data::mark_address_invalid): New function.
11103 (class Output_section): Only declare, not define,
11104 update_flags_for_input_section. Remove set_flags.
11106 2009-06-24 Ian Lance Taylor <iant@google.com>
11108 * script-sections.cc (Output_section_definition::
11109 set_section_addresses): Rename shadowing local load_address to
11112 2009-06-24 Ian Lance Taylor <iant@google.com>
11115 * reloc.cc (relocate_sections): Skip empty relocation sections.
11117 2009-06-23 Ian Lance Taylor <iant@google.com>
11120 * layout.cc (Layout::create_note): Use choose_output_section
11121 rather than make_output_section.
11123 2009-06-23 Ian Lance Taylor <iant@google.com>
11126 * options.cc (General_options::parse_V): Set printed_version_.
11127 (General_options::General_options): Initialize printed_version_.
11128 * options.h (class General_options): Add printed_version_ field.
11129 * gold.cc (queue_initial_tasks): If there are no input files,
11130 don't give a fatal error if we printed the version information.
11131 (queue_middle_tasks): If using -r with a shared object, give a
11132 fatal error rather than an ordinary error.
11134 2009-06-23 Ian Lance Taylor <iant@google.com>
11137 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
11138 (Layout::make_output_section): Set have_stabstr_section_ if we see
11139 a .stab*str section.
11140 (Layout::finalize): Call link_stabs_sections.
11141 (Layout::link_stabs_sections): New file.
11142 * layout.h (class Layout): Add have_stabstr_section_ field.
11143 Declare link_stabs_sections.
11145 2009-06-23 Doug Kwan <dougkwan@google.com>
11147 * Makefile.am (libgold_a_LIBADD): New.
11148 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
11149 * Makefile.in: Regenerate.
11150 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
11151 * configure: Regenerate.
11152 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
11153 * fileread.cc: Include sys/state.h
11154 * gold.h: Declare memmem and strndup if found missing.
11155 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
11157 2009-06-23 Ian Lance Taylor <iant@google.com>
11159 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
11160 * configure: Rebuild.
11162 2009-06-23 Ian Lance Taylor <iant@google.com>
11165 * object.cc (Object::section_contents): Don't try to get a view if
11166 the section has length zero.
11167 (Object::handle_gnu_warning_section): If the section is empty, use
11168 the name of the section as the warning.
11170 2009-06-23 Ian Lance Taylor <iant@google.com>
11173 * stringpool.h (class Stringpool_template): Add optimize_ field.
11174 (Stringpool_template::set_optimize): New function.
11175 * stringpool.cc (Stringpool_template::Stringpool_template):
11176 Initialize optimize_ field.
11177 (Stringpool_template::set_string_offsets): Test local optimize
11178 fild rather than parameter.
11179 * layout.cc (Layout::Layout): Call set_optimize on the section
11182 2009-06-22 Ian Lance Taylor <iant@google.com>
11185 * yyscript.y: Parse TARGET.
11186 * script.cc (script_set_target): New function.
11187 * script-c.h (script_set_target): Declare.
11188 * options.cc (General_options::string_to_object_format): Rename
11189 from string_to_object_format in anonymous namespace. Change
11191 * options.h (class General_options): Declare
11192 string_to_object_format.
11194 2009-06-22 Ian Lance Taylor <iant@google.com>
11196 * script-sections.cc (Script_sections::create_segments): Don't put
11197 program headers in a PT_LOAD segment if -n or -N.
11199 2009-06-22 Ian Lance Taylor <iant@google.com>
11202 * options.h (class General_options): Add -z lazy and -z now. Sort
11203 -z options into alphabetical order.
11204 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
11206 2009-06-21 Ian Lance Taylor <iant@google.com>
11208 * layout.cc (Layout::make_output_section): Call
11209 Target::new_output_section.
11210 (Layout::attach_allocated_section_to_segment): Put large section
11211 sections in a separate load segment with the large segment flag
11213 (Layout::segment_precedes): Sort large data segments after other
11215 (align_file_offset): New static function.
11216 (Layout::set_segment_offsets): Use align_file_offset.
11217 * output.h (class Output_section): Add is_small_section_ and
11218 is_large_section_ fields.
11219 (Output_section::is_small_section): New function.
11220 (Output_section::set_is_small_section): New function.
11221 (Output_section::is_large_section): New function.
11222 (Output_section::set_is_large_section): New function.
11223 (Output_section::is_large_data_section): New function.
11224 (class Output_segment): Add is_large_data_segment_ field.
11225 (Output_segment::is_large_data_segment): New function.
11226 (Output_segment::set_is_large_data_segment): New function.
11227 * output.cc (Output_section::Output_section): Initialize new
11229 (Output_segment::Output_segment): Likewise.
11230 (Output_segment::add_output_section): Add assertion that large
11231 data sections always go in large data segments. Force small data
11232 sections to the end of the list of data sections. Force small BSS
11233 sections to the start of the list of BSS sections. For large BSS
11234 sections to the end of the list of BSS sections.
11235 * symtab.h (class Symbol): Declare is_common_shndx.
11236 (Symbol::is_defined): Check Symbol::is_common_shndx.
11237 (Symbol::is_common): Likewise.
11238 (class Symbol_table): Define enum Commons_section_type. Update
11239 declarations. Add small_commons_ and large_commons_ fields.
11240 * symtab.cc (Symbol::is_common_shndx): New function.
11241 (Symbol_table::Symbol_table): Initialize new fields.
11242 (Symbol_table::add_from_object): Put small and large common
11243 symbols in the right list.
11244 (Symbol_table::sized_finalized_symbol): Check
11245 Symbol::is_common_shndx.
11246 (Symbol_table::sized_write_globals): Likewise.
11247 * common.cc (Symbol_table::do_allocate_commons): Allocate new
11248 common symbol lists. Don't call do_allocate_commons_list if the
11250 (Symbol_table::do_allocate_commons_list): Remove is_tls
11251 parameter. Add comons_section_type parameter. Change all
11252 callers. Handle small and large common symbols.
11253 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
11254 Symbol::is_common_shndx.
11255 * resolve.cc (symbol_to_bits): Likewise.
11256 * target.h (Target::small_common_shndx): New function.
11257 (Target::small_common_section_flags): New function.
11258 (Target::large_common_shndx): New function.
11259 (Target::large_common_section_flags): New function.
11260 (Target::new_output_section): New function.
11261 (Target::Target_info): Add small_common_shndx, large_common_shndx,
11262 small_common_section_flags, and large_common_section_flags
11264 (Target::do_new_output_section): New virtual function.
11265 * arm.cc (Target_arm::arm_info): Initialize new fields.
11266 * i386.cc (Target_i386::i386_info): Likewise.
11267 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
11269 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
11270 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11271 (Target_x86_64::do_new_output_section): New function.
11272 * configure.ac: Define conditional MCMODEL_MEDIUM.
11273 * testsuite/Makefile.am (check_PROGRAMS): Add large.
11274 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
11275 (large_LDFLAGS): Define.
11276 * testsuite/large.c: New file.
11277 * testsuite/testfile.cc (Target_test::test_target_info):
11278 Initialize new fields.
11279 * configure, testsuite/Makefile.in: Rebuild.
11281 2009-06-05 Doug Kwan <dougkwan@google.com>
11283 * Makefile.am (CCFILES): Add target.cc.
11284 * Makefile.in: Regenerate.
11285 * i386.cc (class Target_i386): Define new virtual method to
11286 override do_is_local_label_name in parent.
11287 * object.cc (Sized_relobj::do_count_local_symbols): Discard
11288 local symbols if --discard-locals or -X is given.
11289 * options.h (class General_options): Declare new options
11290 '--discard-locals' and '-X' for discarding locals.
11291 * target.h (class Target): Define new methods is_local_label_name.
11292 Declare new virtual method do_is_local_label_name.
11293 * target.cc: New file.
11294 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
11295 (check_SCRIPTS): Add discard_locals_test.sh.
11296 (check_DATA): Add discard_local_tests.syms.
11297 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
11298 (discard_local_tests.syms, discard_locals_test.o): New make rules.
11299 * testsuite/Makefile.in: Regenerate.
11300 * testsuite/discard_locals_test.c: New file.
11301 * testsuite/discard_locals_test.sh: Same.
11303 2009-06-05 Doug Kwan <dougkwan@google.com>
11305 * object.cc (Sized_relobj::Sized_relobj): Initialize
11306 discarded_eh_frame_shndx_ to -1U.
11307 (Sized_relobj::do_layout): Record index of a discard .eh_frame
11309 (Sized_relobj::do_count_local_symbols): Skip local symbols in
11310 a discarded .eh_frame section.
11311 (Sized_relobj::do_finalize_local_symbols): Ditto.
11312 * object.h (class Sized_relobj): Declare new member
11313 discarded_eh_frame_shndx_.
11314 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
11315 (local_labels_test.o, local_labels_test): New rules.
11316 * testsuite/Makefile.in: Regenerate.
11318 2009-06-04 Doug Kwan <dougkwan@google.com>
11320 * layout.cc (Layout::section_name_mapping): Add mapping for
11321 special ARM sections.
11323 2009-06-03 Doug Kwan <dougkwan@google.com>
11325 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
11326 (utils::has_overflow): Same.
11328 2009-06-03 Ian Lance Taylor <iant@google.com>
11330 * layout.cc (Layout::section_name_mapping): New array, replacing
11331 Layout::linkonce_mapping.
11332 (Layout::section_name_mapping_count): New variable, replacing
11333 Layout::linkonce_mapping_count.
11334 (Layout::linkonce_output_name): Remove.
11335 (Layout::output_section_name): Rewrite.
11336 * layout.h (class Layout): Rename Linkonce_mapping to
11337 Section_name_mapping, linkonce_mapping to section_name_mapping,
11338 linkonce_mapping_count to section_name_mapping_count. Don't
11339 declare linkonce_output_name.
11341 2009-06-03 Doug Kwan <dougkwan@google.com>
11343 * gold/arm.cc (namespace utils): New.
11344 (Target_arm::reloc_is_non_pic): Define new method.
11345 (class Arm_relocate_functions): New.
11346 (Target_arm::Relocate::relocate): Handle relocation types used by
11349 2009-06-03 Ian Lance Taylor <iant@google.com>
11351 * arm.cc (Target_arm::scan::global): Use || instead of |.
11353 2009-06-02 Doug Kwan <dougkwan@google.com>
11355 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
11356 issued_non_pic_error_.
11357 (class Target_arm::Scan): Declare new method check_non_pic.
11358 Define new method symbol_needs_plt_entry.
11359 Declare new data member issued_non_pic_error_.
11360 (class Target_arm::Relocate): Declare new method
11361 should_apply_static_reloc.
11362 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
11363 (Target_arm::Scan::check_non_pic): Define new method.
11364 (Target_arm::Scan::local): Handle a small subset of reloc types used
11366 (Target_arm::Scan::local): Same.
11367 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
11369 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
11371 * incremental.cc (Incremental_inputs::report_command_line): Filter
11372 out --incremental-* options.
11374 2009-05-29 Doug Kwan <dougkwan@google.com>
11376 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
11378 (class Target_arm): Update comment.
11379 (Target_arm::Target_arm): Initialize new data members GOT_,
11380 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
11381 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
11382 and Target_arm::rel_dyn_section.
11383 Declare new_enum Target_arm::Got_type.
11384 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
11386 Update commments for member do_dynsym_value.
11387 (Target_arm::got_size, Target_arm::plt_section,
11388 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
11389 new methods inside class defintion.
11390 (Target_arm::got_section): Define new method.
11391 (Target_arm::rel_dyn_section): Same.
11392 (Output_data_plt_arm): New template class.
11393 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
11394 (Output_data_plt_arm:do_adjust_output_section): Define new method.
11395 (Output_data_plt_arm::add_entry): Same.
11396 (Output_data_plt_arm::first_plt_entry): Define new
11397 static data member for PLT instruction template.
11398 (Output_data_plt_arm::plt_entry): Same.
11399 (Output_data_plt_arm::do_write): Define new method.
11400 (Target_arm::make_plt_entry): Same.
11401 (Target_arm::do_finalize_sections): Same.
11402 (Target_arm::do_dynsym_value): Same.
11404 2009-05-28 Doug Kwan <dougkwan@google.com>
11406 * Makefile.am (TARGETSOURCES): Add arm.cc.
11407 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
11408 * Makefile.in: Regenerate.
11409 * arm.cc: New file.
11410 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
11412 2009-05-26 Doug Kwan <dougkwan@google.com>
11414 * options.cc (General_options::parse_exclude_libs). Fix a comment.
11415 (General_options::check_excluded_libs): Strip off directories in
11416 archive name before matching like GNU ld does.
11417 * testsuite/Makefile.am (MOSTLYCLEANFILES,
11418 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
11419 (exclude_libs_test_LDFLAGS): Add linker option
11420 -Wl,--exclude-libs,libexclude_libs_test_3
11421 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
11422 an explicit archive without using -l.
11423 (alt/libexclude_libs_test_3.a): New make rule.
11424 * testsuite/Makefile.in: Regenerate.
11425 * testsuite/exclude_libs_test.c : Declare lib3_default().
11427 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
11428 * exclude_libs_test_3.c: New file.
11430 2009-05-26 Nick Clifton <nickc@redhat.com>
11432 * po/id.po: New Indonesian translation.
11433 * po/gold.pot: Updated template file.
11435 2009-05-22 Sriraman Tallam <tmsriram@google.com>
11437 * testsuite/Makefile.am: Add -ffunction-sections to compile
11438 gc_comdat_test files. Add -Wl,--gc-sections to build
11440 * testsuite/Makefile.in: Regenerate.
11441 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
11443 2009-05-21 Sriraman Tallam <tmsriram@google.com>
11445 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
11446 kept comdat section was garbage collected.
11447 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
11448 * testsuite/Makefile.in: Regenerate.
11449 * testsuite/gc_comdat_test.sh: New file.
11450 * testsuite/gc_comdat_test_1.cc: New file.
11451 * testsuite/gc_comdat_test_2.cc: New file.
11453 2009-05-19 Doug Kwan <dougkwan@google.com>
11455 * archive.cc (Archive::Archive): Move constructor from archive.h
11456 to here. Initialize no_export_.
11457 (Archive::get_elf_object_for_member): Set no_export flag of object.
11458 * archive.h (Archive::Archive): Move constructor body to
11460 (Archive::no_export): New method.
11461 (Archive::no_export_): New field.
11462 * object.h (Object::Object): Initialize no_export_ to false.
11463 (Object::no_export, Object::set_no_export): New methods.
11464 (Object::no_export_): New field.
11465 * options.cc (General_options::parse_exclude_libs): New method.
11466 (General_options::check_excluded_libs) Same.
11467 * options.h (exclude_libs): New option.
11468 (General_options::check_excluded_libs): New method declaration.
11469 (General_options::excluded_libs_): New field.
11470 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
11471 default or protected visibility if an object has no-export flag set.
11472 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
11473 (check_SCRIPTS): Add exclude_libs_test.sh.
11474 (check_DATA): Add exclude_libs_test.syms.
11475 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
11476 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
11477 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
11478 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
11479 (exclude_libs_test.syms, libexclude_libs_test_1.a,
11480 libexclude_libs_test_2.a): New rules.
11481 * testsuite/Makefile.in: Regenerate.
11482 * testsuite/exclude_libs_test.c: New file.
11483 * testsuite/exclude_libs_test.sh: Ditto.
11484 * testsuite/exclude_libs_test_1.c: Ditto.
11485 * testsuite/exclude_libs_test_2.c: Ditto.
11487 2009-05-15 Ian Lance Taylor <iant@google.com>
11489 * configure.ac: Check for declarations for cases where libiberty.h
11490 checks HAVE_DECL_xxx.
11491 * configure, config.in: Rebuild.
11493 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
11495 * gold.h (Incremental_argument_list): Remove (invalid) forward
11497 * incremental.cc (Incremental_inputs::report_achive): New method.
11498 (Incremental_inputs::report_object): New method.
11499 (Incremental_inputs::report_script): New method.
11500 (Incremental_inputs::finalize_inputs): New method.
11501 (Incremental_inputs::finalize): Call finalize_inputs().
11502 (Incremental_inputs::sized_create_incremental_inputs_section_data):
11503 Create inputs entries.
11504 * incremental.h (Incremental_input_type): New enum.
11505 (Incremental_inputs::Incremental_input): Initialize new fields.
11506 (Incremental_inputs::report_inputs): New method.
11507 (Incremental_inputs::report_achive): New method.
11508 (Incremental_inputs::report_object): New method.
11509 (Incremental_inputs::report_script): New method.
11510 (Incremental_inputs::finalize_inputs): New method.
11511 (Incremental_inputs::Input_info): New struct.
11512 (Incremental_inputs::Input_info_map): New typedef.
11513 (Incremental_inputs::lock_): New field.
11514 (Incremental_inputs::Inputs_): New field.
11515 (Incremental_inputs::Inputs_map): New field.
11516 * main.cc (main): Call Incremental_input::report_inputs.
11517 * options.h (Input_argument_list): Typedef moved from
11519 (Input_file_group::Files): Remove, use ::Input_argument_list.
11520 (Input_file_group::Input_argument_list): Remove, use
11521 ::Input_argument_list.
11522 * plugin.cc (Plugin_manager::add_input_file): Add error in
11524 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
11526 * script.cc (read_input_script): Call
11527 Incremental_input::report_script.
11528 * script.h (Script_info): New class.
11530 2009-04-27 Ian Lance Taylor <iant@google.com>
11532 * x86_64.cc (do_adjust_output_section): Set entsize to
11535 2009-04-23 Elliott Hughes <enh@google.com>
11537 * output.cc (Output_file::close): After short writes, continue
11538 writing from the correct offset in the buffer being written.
11540 2009-04-23 Chris Demetriou <cgd@google.com>
11542 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
11543 * configure: Regenerate.
11544 * config.in: Regenerate.
11545 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
11546 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
11548 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
11550 * incremental.cc (Incremental_inputs_header_data): Renamed from
11551 Incremental_input_header_data.
11552 (Incremental_inputs_header_data::data_size): New field.
11553 (Incremental_inputs_header_data::put_input_file_count): Renamed
11554 from input_file_count.
11555 (Incremental_inputs_header_data::put_command_line_offset): Renamed
11556 from command_line_offset.
11557 (Incremental_inputs_header_data::put_reserved): Renamed from
11559 (Incremental_inputs_entry_data): Renamed from
11560 Incremental_input_entry_data.
11561 (Incremental_inputs_entry_data::data_size): New field.
11562 (Incremental_inputs::report_command_line): New method.
11563 (Incremental_inputs::finalize): New method.
11564 (Incremental_inputs::create_incremental_inputs_data): New method.
11565 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
11566 * incremental.h: New file.
11567 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
11568 (Layout::finalize): Create incremental inputs section in
11569 incremental builds.
11570 (Layout::create_incremental_info_sections): New method.
11571 * layout.h (Layout::incremental_inputs): New method.
11572 (Layout::create_incremental_info_sections): New method.
11573 (Layout::incremental_inputs_): New field.
11574 * main.cc (main): Notify Incremental_input of the command line.
11576 2009-04-01 Ian Lance Taylor <iant@google.com>
11577 Mikolaj Zalewski <mikolajz@google.com>
11579 * gold.h (reserve_unordered_map): Define, three versions, one for
11580 each version of Unordered_map.
11581 * layout.cc (Layout::Layout): Remove options parameter. Add
11582 number_of_input_files parameter. Don't initialize options_.
11583 Initialize number_of_input_files_ and resized_signatures_. Move
11584 sections_are_attached_.
11585 (Layout::layout_group): Reserve space for group_signatures_.
11586 (Layout::find_or_add_kept_section): Change name parameter to be a
11587 reference. Resize signatures_ map when it gets large enough.
11588 (Layout::layout_eh_frame): Use parameters->options() instead of
11590 (Layout::make_output_section): Likewise.
11591 (Layout::attach_allocated_section_to_segment): Likewise.
11592 (Layout::finalize, Layout::create_executable_stack): Likewise.
11593 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
11594 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
11595 * layout.h (class Layout): Update declarations. Remove options_
11596 field. Add number_of_input_files_ and resized_signatures_
11597 fields. Move sections_are_attached_ field.
11598 * main.cc (main): Pass number of input files to Layout
11599 constructor. Don't pass options.
11601 2009-03-30 Ian Lance Taylor <iant@google.com>
11603 * ffsll.c (ffsll): Correct implementation.
11605 2009-03-27 Ian Lance Taylor <iant@google.com>
11607 * ffsll.c: New file.
11608 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
11609 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
11610 * ftruncate.c (ftruncate): Declare before definition.
11611 * mremap.c (mremap): Likewise.
11612 * pread.c (pread): Likewise.
11613 * configure, Makefile.in, config.in: Rebuild.
11615 * mremap.c: New file.
11616 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
11617 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
11618 (mremap): Declare if HAVE_MREMAP is not defined.
11619 * configure, Makefile.in, config.in: Rebuild.
11621 2009-03-27 Cary Coutant <ccoutant@google.com>
11623 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
11624 position independent.
11625 * sparc.cc (Target_sparc::check_non_pic): Likewise.
11626 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
11628 2009-03-24 Cary Coutant <ccoutant@google.com>
11630 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
11632 (needs_dynamic_reloc): Likewise.
11634 2009-03-24 Ian Lance Taylor <iant@google.com>
11636 * yyscript.y (file_cmd): Recognize EXTERN.
11637 (extern_name_list, extern_name_list_body): New nonterminals.
11638 * script.cc (script_add_extern): Define.
11639 * script-c.h (script_add_extern): Declare.
11641 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
11643 * object.cc (is_elf_object): Define.
11644 * object.h (is_elf_object): Declare.
11645 * archive.cc (Archive::get_elf_object_for_member): Call
11647 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
11649 2009-03-24 Elliott Hughes <enh@google.com>
11651 * output.cc (Output_file::map_anonymous): Define.
11652 (Output_file::map): Use map_anonymous. If the regular mmap fails,
11653 try an anonymous one. Report the size if the mmap fails.
11654 * output.h (class Output_file): Declare map_anonymous.
11656 2009-03-24 Ian Lance Taylor <iant@google.com>
11658 * target-select.cc (instantiate_target): Don't acquire the lock if
11659 the instantiated_target_ field has already been set.
11661 2009-03-23 Ian Lance Taylor <iant@google.com>
11663 * gold-threads.h (class Initialize_lock): Define.
11664 * gold-threads.cc (class Initialize_lock_once): Define.
11665 (initialize_lock_control): New static variable.
11666 (initialize_lock_pointer): New static variable.
11667 (initialize_lock_once): New static function.
11668 (Initialize_lock::Initialize_lock): Define.
11669 (Initialize_lock::initialize): Define.
11670 * target-select.h: Include "gold-threads.h".
11671 (class Target_selector): Add lock_ and initialize_lock_ fields.
11672 Don't define instantiate_target, just declare it.
11673 * target-select.cc (Target_selector::Target_selector): Initialize
11675 (Target_selector::instantiate_target): Define.
11676 * descriptors.h: Include "gold-threads.h".
11677 (class Descriptors): Add initialize_lock_ field.
11678 * descriptors.cc (Descriptors::Descriptors): Initialize new
11680 (Descriptors::open): Use initialize_lock_ field
11681 * errors.h (class Errors): Add initialize_lock_ field.
11682 * errors.cc (Errors::Errors): Initialize new field.
11683 (Errors::initialize_lock): Use initialize_lock_ field.
11684 * powerpc.cc (class Target_selector_powerpc): Remove
11685 instantiated_target_ field. In do_recognize call
11686 instantiate_target rather than do_instantiate_target. In
11687 do_instantiate_target just allocate a new target.
11688 * sparc.cc (class Target_selector_sparc): Likewise.
11690 * freebsd.h: New file.
11691 * i386.cc: Include "freebsd.h".
11692 (Target_i386): Derive from Target_freebsd rather than
11694 (Target_selector_i386): Derive from Target_selector_freebsd rather
11695 than Target_selector.
11696 * x86_64.cc: Include "freebsd.h".
11697 (Target_x86_64): Derive from Target_freebsd rather than
11699 (Target_selector_x86_64): Derive from Target_selector_freebsd
11700 rather than Target_selector.
11701 * target.h (class Target): Add adjust_elf_header and
11702 do_adjust_elf_header.
11703 * output.cc (Output_file_header:: do_sized_write): Call target
11704 adjust_elf_header routine.
11705 * configure.tgt: Set targ_osabi.
11706 * configure.ac: Define GOLD_DEFAULT_OSABI.
11707 * parameters.cc (Parameters::default_target): Pass
11708 GOLD_DEFAULT_OSABI to select_target.
11709 * target-select.h (class Target_selector): Make instantiate_target
11710 protected rather than private.
11711 * Makefile.am (HFILES): Add freebsd.h.
11712 * configure, Makefile.in, config.in: Rebuild.
11714 * merge.cc (do_add_input_section): Correct pend value. Change
11715 message about last entry not being null terminated from error to
11718 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
11720 * incremental.cc: New file.
11721 * Makefile.am (CCFILES): Add incremental.cc.
11722 * Makefile.in: Rebuild.
11724 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
11726 * layout.cc (Layout::output_section_name): Preserve names
11727 of '.note.' sections.
11729 2009-03-19 Ian Lance Taylor <iant@google.com>
11731 * descriptors.cc (Descriptors::open): Check that the options are
11732 valid before using them.
11734 2009-03-18 Ian Lance Taylor <iant@google.com>
11736 * script-sections.h: Include <list>.
11737 (class Script_sections): Change Sections_elements from std::vector
11738 to std::list. Typedef public Elements_iterator. Add
11739 orphan_section_placement_, data_segment_align_start_, and
11740 saw_data_segment_align_ fields. Remove data_segment_align_index_
11742 * script-sections.cc (class Orphan_section_placement): New class.
11743 (class Sections_element): Add virtual functions is_relro and
11744 orphan_section_init. Remove virtual function place_orphan_here.
11745 (class Output_section_definition): Add is_relro and
11746 orphan_section_init. Remove place_orphan_here.
11747 (class Orphan_output_section): Likewise.
11748 (Script_sections::Script_sections): Update for field changes.
11749 (Script_sections::data_segment_align): Set saw_data_segment_align_
11750 and data_segment_align_start_, not data_segment_align_index.
11751 (Script_sections::data_segment_relro_end): Check
11752 saw_data_segment_align_. Use data_segment_align_start_ rather
11753 than data_segment_align_index_.
11754 (Script_sections::place_orphan): Rewrite to use
11755 Orphan_section_placement.
11757 2009-03-17 Ian Lance Taylor <iant@google.com>
11759 * archive.cc (Archive::add_symbols): Check for a version attached
11760 to the symbol name in the archive map.
11761 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
11762 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
11763 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
11764 (ver_test_11.a): New target.
11765 * testsuite/Makefile.in: Rebuild.
11767 * configure.ac: Check for chsize and posix_fallocate. Replace
11769 * ftruncate.c: New file, from gnulib.
11770 * output.cc (posix_fallocate): Define dummy version if not
11771 HAVE_POSIX_FALLOCATE.
11772 (Output_file::map): Call posix_fallocate rather than lseek and
11774 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
11775 * configure, Makefile.in, config.in: Rebuild.
11777 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
11779 * layout.h (Layout::create_note): Add section_name parameter.
11780 * layout.cc (Layout::create_note): Likewise.
11781 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
11783 2009-03-17 Ian Lance Taylor <iant@google.com>
11785 * descriptors.cc: Include "options.h".
11786 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
11787 (Descriptors::open): Always use O_CLOEXEC when opening a new
11788 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
11789 then set FD_CLOEXEC.
11791 * sparc.cc (class Target_sparc): Add has_got_section.
11792 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
11793 make sure we have a GOT section.
11795 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
11796 (Target_sparc::Scan::local): Likewise.
11797 (Target_sparc::Scan::global): Likewise.
11798 (Target_sparc::Relocate::relocate): Likewise.
11799 (Target_sparc::Relocate::relocate_tls): Likewise.
11801 * symtab.cc (Symbol_table::define_default_version): New function,
11802 broken out of add_from_object.
11803 (Symbol_table::add_from_object): Call define_default_version.
11804 (Symbol_table::define_special_symbol): Add resolve_oldsym
11805 parameter. Change all callers. If the version for a symbol comes
11806 from a version script, resolve it with the symbol with the same
11807 name with no version. Also add the symbol without a version if
11809 (do_define_in_output_data): If resolving with oldsym, don't delete
11811 (do_define_in_output_segment): Likewise.
11812 (do_define_as_constant): Likewise.
11813 * symtab.h (class Symbol_table): Update declarations.
11815 2009-03-13 Ian Lance Taylor <iant@google.com>
11817 * readsyms.cc (Read_symbols::incompatible_warning): New function.
11818 (Read_symbols::requeue): New function.
11819 (Read_symbols::do_read_symbols): If make_elf_object fails because
11820 the target type is not configured, and the file was searched for,
11821 issue a warning and retry with the next directory.
11822 (Add_symbols::run): If the file has an incompatible format, and
11823 it was searched for, requeue the Read_symbols task. On error,
11824 release the object.
11825 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
11826 dirindex parameter to constructor. Change all callers. Declare
11827 incompatible_warning and requeue.
11828 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
11829 input_argument_ and input_group_ fields. Add them to
11830 constructor. Change all callers.
11831 (class Read_script): Add dirindex_ field. Add it to constructor.
11832 Change all callers.
11833 * archive.cc (Archive::setup): Remove input_objects parameter.
11834 Change all callers.
11835 (Archive::get_file_and_offset): Likewise.
11836 (Archive::read_all_symbols): Likewise.
11837 (Archive::read_symbols): Likewise.
11838 (Archive::get_elf_object_for_member): Remove input_objects
11839 parameter. Add punconfigured parameter. Change all callers.
11840 (Archive::add_symbols): Change return type to bool. Check return
11841 value of include_member.
11842 (Archive::include_all_members): Likewise.
11843 (Archive::include_member): Change return type to bool. Return
11844 false if first included object has incompatible target. Set
11845 included_member_ field.
11846 (Add_archive_symbols::run): If add_symbols returns false, requeue
11848 * archive.h (class Archive): Add included_member_ field.
11849 Initialize it in constructor. Add input_file and searched_for
11850 methods. Update declarations.
11851 (class Add_archive_symbols): Add dirpath_, dirindex_, and
11852 input_argument_ fields. Add them to constructor. Change all
11854 * script.cc: Include "target-select.h".
11855 (class Parser_closure): Add skip_on_incompatible_target_ and
11856 found_incompatible_target_ fields. Add
11857 skip_on_incompatible_target parameter to constructor. Change all
11858 callers. Add methods skip_on_incompatible_target,
11859 clear_skip_on_incompatible_target, found_incompatible_target, and
11860 set_found_incompatible_target.
11861 (read_input_script): Add dirindex parameter. Change all callers.
11862 If parser finds an incompatible target, requeue Read_symbols
11864 (script_set_symbol): Clear skip_on_incompatible_target in
11866 (script_add_assertion, script_parse_option): Likewise.
11867 (script_start_sections, script_add_phdr): Likewise.
11868 (script_check_output_format): New function.
11869 * script.h (read_input_script): Update declaration.
11870 * script-c.h (script_check_output_format): Declare.
11871 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
11872 (ignore_cmd): Remove OUTPUT_FORMAT.
11873 * fileread.cc (Input_file::Input_file): Add explicit this.
11874 (Input_file::will_search_for): New function.
11875 (Input_file::open): Add pindex parameter. Change all callers.
11876 * fileread.h (class Input_file): Add input_file_argument method.
11877 Declare will_search_for. Update declarations.
11878 * object.cc (make_elf_object): Add punconfigured parameter.
11879 Change all callers.
11880 * object.h (class Object): Make input_file public. Add
11881 searched_for method.
11882 (make_elf_object): Update declaration.
11883 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
11885 * dirsearch.h (class Dirsearch): Update declaration.
11886 * options.h (class General_options): Add --warn-search-mismatch.
11887 * parameters.cc (Parameters::is_compatible_target): New function.
11888 * parameters.h (class Parameters): Declare is_compatible_target.
11889 * workqueue.cc (Workqueue::add_blocker): New function.
11890 * workqueue.h (class Workqueue): Declare add_blocker.
11892 * fileread.cc (Input_file::open): Remove options parameter.
11893 Change all callers.
11894 (Input_file::open_binary): Likewise.
11895 * script.cc (read_input_script): Likewise.
11896 * readsyms.h (class Read_symbols): Remove options_ field. Remove
11897 options parameter from constructor. Change all callers.
11898 (class Read_script): Likewise.
11899 * fileread.h (class Input_file): Update declarations.
11900 * script.h (read_input_script): Update declaration.
11902 2009-03-10 Nick Clifton <nickc@redhat.com>
11904 * po/es.po: New Spanish translation.
11906 2009-03-06 Cary Coutant <ccoutant@google.com>
11908 * options.cc (parse_short_option): Keep dash_z from registering itself.
11910 2009-03-03 Ian Lance Taylor <iant@google.com>
11913 * target-reloc.h (relocate_section): Pass output_section to
11915 * i386.cc (Target_i386::should_apply_static_reloc): Add
11916 output_section parameter. Change all callers.
11917 (Target_i386::Relocate::relocate): Add output_section parameter.
11918 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11919 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
11920 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
11921 * testsuite/two_file_shared.sh: New script.
11922 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
11923 (check_DATA): Add two_file_shared.dbg.
11924 (two_file_shared.dbg): New target.
11925 * testsuite/Makefile.in: Rebuild.
11927 2009-03-01 Ian Lance Taylor <iant@google.com>
11929 * configure.ac: Check for byteswap.h.
11930 * configure: Rebuild.
11931 * config.in: Rebuild.
11933 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
11935 * layout.cc (Layout::find_or_add_kept_section): New function.
11936 (Layout::add_comdat): Removed.
11937 * layout.h (struct Kept_section): Move out of class Layout.
11938 Remove trailing underscores from field names. Add group_sections
11939 field. Rename group_ field to is_group. Change all uses.
11940 (class Layout): Declare find_or_add_kept_section, not add_comdat.
11941 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
11942 comdat_groups_ field.
11943 (Sized_relobj::include_section_group): Use
11944 find_or_add_kept_section and Kept_section::group_sections.
11945 (Sized_relobj::include_linkonce_section): Likewise.
11946 * object.cc (class Sized_relobj): Don't define Comdat_group or
11947 Comdat_group_table. Remove find_comdat_group and
11948 add_comdat_group. Remove comdat_groups_ field.
11949 * plugin.cc (include_comdat_group): Use
11950 Layout::find_or_add_kept_section.
11952 2009-02-28 Ian Lance Taylor <iant@google.com>
11954 * README: --gc-sections and map files are now supported. Document
11955 some build requirements.
11958 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
11959 relocatable link set the value of the section symbol to zero.
11960 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
11961 relocatable link don't include the section address in the local
11964 2009-02-27 Ian Lance Taylor <iant@google.com>
11967 * options.h (class Search_directory): Add is_system_directory.
11968 (class General_options): Declare is_in_system_directory.
11969 * options.cc (get_relative_sysroot): Make static.
11970 (get_default_sysroot): Make static.
11971 (General_optoins::is_in_system_directory): New function.
11972 * fileread.cc (Input_file::is_in_system_directory): New function.
11973 * fileread.h (class Input_file): Declare is_in_system_directory.
11974 * object.h (class Object): Add is_in_system_directory.
11975 (class Input_objects): Remove system_library_directory_ field.
11976 * object.cc (Input_objects::add_object): Don't set
11977 system_library_directory_.
11978 (input_objects::found_in_system_library_directory): Remove.
11979 * symtab.cc (Symbol_table::write_globals): Remove input_objects
11980 parameter. Change all callers.
11981 (Symbol_table::sized_write_globals): Likewise.
11982 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
11983 Call Object::is_in_system_directory.
11984 * symtab.h (class Symbol_table): Update declarations.
11987 * descriptors.h (Open_descriptor): Add is_on_stack field.
11988 * descriptors.cc (Descriptors::open): If the descriptor is on the
11989 top of the stack, remove it. Initialize is_on_stack field.
11990 (Descriptors::release): Only add pod to stack if it is not on the
11992 (Descriptors::close_some_descriptor): Clear stack_next and
11993 is_on_stack fields.
11996 * output.cc (Output_section::find_starting_output_address): Rename
11997 from starting_output_address; add PADDR parameter; change return
11999 * output.h (class Output_section): Declare
12000 find_starting_output_address instead of starting_output_address.
12001 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
12002 section symbol for which we can't find a merge section.
12005 * symtab.cc (Symbol_table::add_from_object): If the visibility is
12006 hidden or internal, force the symbol to be local.
12007 * resolve.cc (Symbol::override_visibility): Define.
12008 (Symbol::override_base): Use override_visibility.
12009 (Symbol_table::resolve): Likewise.
12010 (Symbol::override_base_with_special): Likewise.
12011 (Symbol_table::override_with_special): If the visibility is hidden
12012 or internal, force the symbol to be local.
12013 * symtab.h (class Symbol): Add set_visibility and
12014 override_visibility.
12015 * testsuite/ver_test_1.sh: New file.
12016 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
12017 (check_DATA): Add ver_test_1.syms.
12018 (ver_test_1.syms): New target.
12019 * testsuite/Makefile.in: Rebuild.
12021 2009-02-25 Cary Coutant <ccoutant@google.com>
12023 * layout.cc (Layout::choose_output_section): Don't rename sections
12024 when using a linker script that has a SECTIONS clause.
12025 * Makefile.in: Regenerate.
12027 * testsuite/Makefile.am (script_test_5.sh): New test case.
12028 * testsuite/Makefile.in: Regenerate.
12029 * testsuite/script_test_5.cc: New file.
12030 * testsuite/script_test_5.sh: New file.
12031 * testsuite/script_test_5.t: New file.
12033 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
12035 * archive.cc (Archive::include_member): Update calls to add_symbols.
12036 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
12037 the Layout argument.
12038 * dynobj.h (do_add_symbols): Add the Layout argument.
12039 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
12041 * object.h (Object::add_symbols): Add the Layout argument.
12042 (Object::do_add_symbols): Add the Layout argument.
12043 (Sized_relobj::do_add_symbols): Add the Layout argument.
12044 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
12045 Unify the two versions.
12046 (Add_plugin_symbols): Remove.
12047 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
12048 (Sized_pluginobj::do_add_symbols): Unify the two versions.
12049 (Add_plugin_symbols): Remove.
12050 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
12051 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
12052 (Add_symbols::run): Make it work with Pulginobj.
12054 2009-02-06 Ian Lance Taylor <iant@google.com>
12056 * object.cc (Sized_relobj::do_layout): Make info message start
12057 with lower case letter.
12059 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
12061 * binary.cc: Fix file comment.
12063 * options.h (enum Incremental_disposition): Define.
12064 (class General_options): Add new options: --incremental,
12065 --incremental_changed, --incremental_unchanged,
12066 --incremental_unknown. Add incremental_disposition_ and
12067 implicit_incremental_ fields.
12068 (General_options::incremental_disposition): New function.
12069 (class Position_dependent_options): Add incremental_disposition
12071 (Position_dependent_options::copy_from_options): Set incremental
12073 * options.cc (General_options::parse_incremental_changed): New
12075 (General_options::parse_incremental_unchanged): New function.
12076 (General_options::parse_incremental_unknown): New function.
12077 (General_options::General_options): Initialize new fields
12078 incremental_disposition_ and implicit_incremental_.
12079 (General_options::finalize): Check for uasge of --incremental-*
12080 without --incremental.
12082 2009-02-06 Chris Demetriou <cgd@google.com>
12084 * gold.h (gold_undefined_symbol): Change to take only a Symbol
12085 pointer and to report location as the file name associated with
12087 (gold_undefined_symbol_at_location): New function to replace the
12088 old gold_undefined_symbol functionality.
12089 * target-reloc.h (relocate_section): Update to use
12090 gold_undefined_symbol_at_location.
12091 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12092 Call gold_undefined_symbol function rather than gold_error.
12093 * errors.h (Errors::undefined_symbol): Take location as a
12094 string, rather than calculating it from a relocation.
12095 * errors.cc (Errors::fatal): Print "fatal error:" before the
12097 (Errors::error, Errors::error_at_location): Print "error: "
12098 before the formatted message.
12099 (Errors::undefined_symbol): Take location as a string, rather
12100 than calculating it from a relocation.
12101 (gold_undefined_symbol_at_location): New function akin to
12102 old gold_undefined_symbol, calculates location from relocation.
12103 (gold_undefined_symbol): Change to take only a Symbol pointer
12104 and to report location as the file name associated with the symbol.
12105 * testsuite/debug_msg.sh: Update for changed error messages.
12106 * testsuite/undef_symbol.sh: Likewise.
12108 2009-02-04 Duncan Sands <baldrick@free.fr>
12111 * reduced_debug_output.h
12112 (Output_reduced_debug_abbrev_section::failed): Use format for
12114 (Output_reduced_debug_info_section::faild): Likewise.
12116 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
12118 * script.cc (Lazy_demangler): New class.
12119 (Version_script_info::get_symbol_version_helper): Demangle a
12122 2009-01-29 Cary Coutant <ccoutant@google.com>
12124 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
12126 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
12128 2009-01-28 Ian Lance Taylor <iant@google.com>
12130 * version.cc (version_string): Bump to 1.9.
12132 * gold.h: Include <cstring> and <stdint.h>.
12133 * version.cc: Include <cstdio>.
12134 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
12136 * reduced_debug_output.cc (insert_into_vector): Rename from
12137 Insert_into_vector; change all callers. Use Swap_unaligned to
12138 avoid aliasing issue; remove union since it is unnecessary.
12140 2009-01-27 Sriraman Tallam <tmsriram@google.com>
12142 * Makefile.am (CCFILES): Add gc.cc.
12143 (HFILES): Add gc.h.
12144 * Makefile.in: Regenerate.
12145 * gold.cc (Gc_runner): New class.
12146 (queue_initial_tasks): Call garbage collection related tasks
12147 when corresponding options are invoked.
12148 (queue_middle_gc_tasks): New function.
12149 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
12150 processed early before laying out sections during garbage collection.
12151 * gold.h (queue_middle_gc_tasks): New function.
12152 (is_prefix_of): Move from "layout.cc".
12153 * i386.cc (Target_i386::gc_process_relocs): New function.
12154 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
12155 * main.cc (main): Create object of class "Garbage_collection".
12156 * object.cc (Relobj::copy_symbols_data): New function.
12157 (Relobj::is_section_name_included): New function.
12158 (Sized_relobj::do_layout): Allow this function to be called twice
12159 during garbage collection and defer layout of section during the
12161 * object.h (Relobj::get_symbols_data): New function.
12162 (Relobj::is_section_name_included): New function.
12163 (Relobj::copy_symbols_data): New function.
12164 (Relobj::set_symbols_data): New function.
12165 (Relobj::get_relocs_data): New function.
12166 (Relobj::set_relocs_data): New function.
12167 (Relobj::is_output_section_offset_invalid): New pure virtual function.
12168 (Relobj::gc_process_relocs): New function.
12169 (Relobj::do_gc_process_relocs): New pure virtual function.
12170 (Relobj::sd_): New data member.
12171 (Sized_relobj::is_output_section_offset_invalid): New function.
12172 (Sized_relobj::do_gc_process_relocs): New function.
12173 * options.h (General_options::gc_sections): Modify to not be a no-op.
12174 (General_options::print_gc_sections): New option.
12175 * plugin.cc (Plugin_finish::run): Remove function call to
12176 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
12177 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
12178 * reloc.cc (Read_relocs::run): Add task to process relocs and
12179 determine unreferenced sections when doing garbage collection.
12180 (Gc_process_relocs): New class.
12181 (Sized_relobj::do_gc_process_relocs): New function.
12182 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
12183 sections that are garbage collected.
12184 * reloc.h (Gc_process_relocs): New class.
12185 * sparc.cc (Target_sparc::gc_process_relocs): New function.
12186 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
12187 symbols whose corresponding sections are garbage collected.
12188 (Symbol_table::Symbol_table): Add new parameter for the garbage
12190 (Symbol_table::gc_mark_undef_symbols): New function.
12191 (Symbol_table::gc_mark_symbol_for_shlib): New function.
12192 (Symbol_table::gc_mark_dyn_syms): New function.
12193 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
12195 (Symbol_table::add_from_object): Likewise.
12196 (Symbol_table::add_from_relobj): When building shared objects, do not
12197 treat externally visible symbols as garbage.
12198 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
12199 table information for static and relocatable links.
12200 * symtab.h (Symbol_table::set_gc): New function.
12201 (Symbol_table::gc): New function.
12202 (Symbol_table::gc_mark_undef_symbols): New function.
12203 (Symbol_table::gc_mark_symbol_for_shlib): New function.
12204 (Symbol_table::gc_mark_dyn_syms): New function.
12205 (Symbol_table::gc_): New data member.
12206 * target.h (Sized_target::gc_process_relocs): New pure virtual
12208 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
12209 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
12211 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
12213 * options.h (General_options::gc_sections): Define as a no-op for now.
12214 (General_options::no_keep_memory): Ditto.
12215 (General_options::Bshareable): Define.
12216 * options.cc (General_options::finalize): Honor -Bshareable.
12218 2009-01-20 Andreas Schwab <schwab@suse.de>
12220 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
12221 read the value in the contents, since we don't use it. Use the
12222 template endianness when writing.
12223 (Relocate::relocate): Use it for R_PPC_REL16_HA.
12225 2009-01-19 Andreas Schwab <schwab@suse.de>
12227 * configure.tgt (powerpc64-*): Fix targ_obj.
12229 2009-01-15 Ian Lance Taylor <iant@google.com>
12231 * object.cc (Sized_relobj::write_local_symbols): Don't write out
12232 local symbols when stripping all symbols.
12234 2009-01-14 Cary Coutant <ccoutant@google.com>
12236 * output.cc (Output_reloc): Add explicit instantiations.
12238 2009-01-14 Cary Coutant <ccoutant@google.com>
12240 * archive.cc (Archive::get_elf_object_for_member): Remove call
12241 to File_read::claim_for_plugin.
12242 * descriptors.cc (Descriptors::open): Remove reference to
12244 (Descriptors::claim_for_plugin): Remove.
12245 * descriptors.h (Descriptors::claim_for_plugin): Remove.
12246 (Descriptors::is_claimed): Remove.
12247 (claim_descriptor_for_plugin): Remove.
12248 * fileread.cc (File_read::claim_for_plugin): Remove.
12249 * fileread.h (File_read::claim_for_plugin): Remove.
12250 (File_read::descriptor): Reopen descriptor if necessary.
12251 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
12252 (Plugin_manager::all_symbols_read): Add task parameter. Change
12254 (Plugin_manager::get_input_file): New function.
12255 (Plugin_manager::release_input_file): New function.
12256 (Pluginobj::Pluginobj): Add filesize parameter and initialize
12257 corresponding data member.
12258 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
12259 and pass to base constructor. Change all callers.
12260 (get_input_file, release_input_file): New functions.
12261 (make_sized_plugin_object): Add filesize parameter. Change all callers.
12262 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
12263 (Plugin_manager::all_symbols_read): Add task parameter.
12264 (Plugin_manager::get_input_file): New function.
12265 (Plugin_manager::release_input_file): New function.
12266 (Plugin_manager::task_): New data member.
12267 (Pluginobj::Pluginobj): Add filesize parameter.
12268 (Pluginobj::filename): New function.
12269 (Pluginobj::descriptor): New function.
12270 (Pluginobj::filesize): New function.
12271 (Pluginobj::filesize_): New data member.
12272 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
12273 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
12274 File_read::claim_for_plugin; use Object::unlock to unlock the file.
12276 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
12277 with archive libraries.
12278 * testsuite/Makefile.in: Regenerate.
12279 * testsuite/plugin_test.c (struct sym_info): New type.
12280 (get_input_file, release_input_file): New static variables.
12281 (onload): Capture new transfer vector entries.
12282 (claim_file_hook): Stop reading at end of file according to filesize.
12283 Factor out parsing of readelf output into separate function.
12284 (all_symbols_read_hook): Exercise get_input_file and release_input_file
12285 APIs and get the source file name from the symbol table. Convert
12286 source file name to corresponding object file name. Print info
12287 message when adding new input files.
12288 (parse_readelf_line): New function.
12289 * testsuite/plugin_test_1.sh: Add checks for new info messages.
12290 * testsuite/plugin_test_2.sh: Likewise.
12291 * testsuite/plugin_test_3.sh: Likewise.
12292 * testsuite/plugin_test_4.sh: New test case.
12294 2009-01-07 Ian Lance Taylor <iant@google.com>
12296 * version.cc (version_string): Bump to 1.8.
12298 2008-12-23 Cary Coutant <ccoutant@google.com>
12300 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
12301 * plugin.cc (Plugin_manager::finish): Rename as
12302 layout_deferred_objects. Move cleanup to separate function.
12303 (Plugin_manager::cleanup): New function.
12304 (Plugin_finish::run): Call layout_deferred_objects and cleanup
12306 * plugin.h (Plugin_manager::finish): Rename as
12307 layout_deferred_objects.
12308 (Plugin_manager::cleanup): New function.
12309 (Plugin_manager::cleanup_done): New field.
12311 2008-12-23 Cary Coutant <ccoutant@google.com>
12313 * plugin.cc (is_visible_from_outside): New function.
12314 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
12315 so we don't return "IR only" status for exported symbols or -r links.
12317 * testsuite/Makefile.am (plugin_test_3): New test case.
12318 * testsuite/Makefile.in: Regenerate.
12319 * testsuite/plugin_test_3.sh: New file.
12321 2008-12-22 Cary Coutant <ccoutant@google.com>
12323 * object.cc (Sized_relobj::layout_section): New function.
12324 (Sized_relobj::do_layout): Defer layout of input sections until after
12325 plugin has provided replacement files.
12326 (Sized_relobj::do_layout_deferred_sections): New function.
12327 * object.h (Relobj::set_section_offset): Remove virtual keyword.
12328 (Relobj::layout_deferred_sections): New function.
12329 (Relobj::do_layout_deferred_sections): New function.
12330 (Sized_relobj::do_layout_deferred_sections): New function.
12331 (Sized_relobj::layout_section): New function.
12332 (Sized_relobj::Deferred_layout): New structure.
12333 (Sized_relobj::deferred_layout_): New field.
12334 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
12335 Change all callers. Layout deferred sections.
12336 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
12338 (Plugin_hook::run): Move code from do_plugin_hook inline.
12339 (Plugin_hook::do_plugin_hook): Remove.
12340 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
12341 (Plugin_manager::finish): Renamed, was cleanup.
12342 (Plugin_manager::should_defer_layout): New function.
12343 (Plugin_manager::add_deferred_layout_object): New function.
12344 (Plugin_manager::Deferred_layout_list): New type.
12345 (Plugin_manager::deferred_layout_objects_): New field.
12346 (Plugin_hook::do_plugin_hook): Remove.
12348 2008-12-17 Ian Lance Taylor <iant@google.com>
12350 * options.h (class General_options): Add --no case for
12353 2008-12-16 Cary Coutant <ccoutant@google.com>
12355 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
12357 (Plugin_manager::claim_file): Create plugin object even if
12358 plugin did not call the add_symbols callback.
12359 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
12360 asking for more symbols than were added.
12361 * testsuite/Makefile.am (plugin_test_1): Add test case with
12363 (empty.syms): New target.
12364 * testsuite/Makefile.in: Regenerate.
12365 * testsuite/plugin_test.c (claim_file_hook): Add new debug
12366 message. Don't call add_symbols if no globals.
12367 (all_symbols_read_hook): Don't provide replacement for empty
12370 2008-12-12 Ian Lance Taylor <iant@google.com>
12372 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
12373 r_type == 0 for a local symbol with r_sym == 0.
12374 (scan_relocatable_relocs): Pass r_sym to
12375 local_non_section_strategy.
12376 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
12379 * configure.ac: Update test for TLS descriptors: they are
12380 supported as of glibc 2.9.
12381 * configure: Rebuild.
12383 2008-12-11 Ian Lance Taylor <iant@google.com>
12386 * target-reloc.h (Default_scan_relocatable_relocs): For each
12387 function, map r_type == 0 to RELOC_DISCARD.
12389 2008-12-10 Cary Coutant <ccoutant@google.com>
12391 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
12392 object to override a kept COMDAT group from a plugin object.
12394 2008-12-09 Ian Lance Taylor <iant@google.com>
12397 * yyscript.y (file_cmd): Handle INPUT.
12399 * testsuite/initpri1.c: Change all declarations to be full
12400 prototypes by adding void, to avoid compiler warnings.
12402 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
12404 * options.cc (General_options::parse_plugin_opt): New.
12405 (General_options::add_plugin): The argument now is just the filename.
12406 (General_options::add_plugin_option): New.
12407 * options.h (plugin_opt): New.
12408 (add_plugin): Change argument name.
12409 (add_plugin_option): New.
12410 * plugin.cc (Plugin::load): Don't parse the plugin option.
12411 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
12412 (Plugin::add_option): New.
12413 (Plugin::args_): Change type.
12414 (Plugin::filename_): New.
12415 (Plugin_manager::add_plugin_option): New.
12416 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
12417 * testsuite/Makefile.in: Regenerate.
12419 2008-12-05 Cary Coutant <ccoutant@google.com>
12421 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
12422 Handle --strip-lto-sections option.
12423 * options.h (strip_lto_sections): New option.
12425 2008-12-01 Cary Coutant <ccoutant@google.com>
12427 * plugin.cc (ld_plugin_message): Change format parameter to const.
12428 Fix mismatch between new[] and delete.
12430 2008-11-14 Cary Coutant <ccoutant@google.com>
12432 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
12435 2008-11-05 Craig Silverstein <csilvers@google.com>
12437 * options.cc (General_options::parse_dynamic_list): New function.
12438 * options.h (General_options): New flags dynamic_list,
12439 dynamic_list_data, dynamic_list_cpp_new, and
12440 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
12441 (General_options::in_dynamic_list): New function.
12442 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
12443 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
12444 (Lex::can_continue_name): Likewise.
12446 (read_script_file): New parameter script_options.
12447 (read_dynamic_list): New function.
12448 (Script_options::define_dynamic_list): New function.
12449 (dynamic_list_keyword_parsecodes): New variable.
12450 (dynamic_list_keywords): New variable.
12451 * script.h (Script_options::define_dynamic_list): New function
12453 (read_dynamic_list): New function prototype.
12454 * symtab.cc (strprefix): New macro.
12455 (Symbol::should_add_dynsym_entry): Support dynamic_list,
12456 dynamic_list_data, dynamic_list_cpp_new, and
12457 dynamic_list_cpp_typeinfo.
12458 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
12459 (dynamic_list_expr): New rule.
12460 (dynamic_list_nodes): Likewise.
12461 (dynamic_list_node): Likewise.
12462 * testsuite/Makefile.am (dynamic_list): New test.
12463 * testsuite/Makefile.in: Regenerated.
12464 * testsuite/dynamic_list.t: New file.
12465 * testsuite/dynamic_list.sh: New file.
12467 2008-11-05 Craig Silverstein <csilvers@google.com>
12469 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
12470 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
12471 (t11_last): Likewise.
12472 * testsuite/ver_test_6.c (main): Likewise.
12474 2008-10-07 Cary Coutant <ccoutant@google.com>
12476 * options.c (General_options::finalize): Add check for -static and
12478 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
12481 2008-10-02 Cary Coutant <ccoutant@google.com>
12483 * plugin.cc (make_sized_plugin_object): Fix conditional
12484 compilation to work when not all targets are enabled.
12486 2008-09-29 Cary Coutant <ccoutant@google.com>
12488 * archive.cc (Archive::get_file_and_offset): Use filename instead
12489 of name to get library path.
12490 (Archive::include_member): Unlock external member of a thin archive.
12492 * testsuite/Makefile.am (TEST_AR): New variable.
12493 (thin_archive_test_1): New test.
12494 (thin_archive_test_2): New test.
12495 * testsuite/Makefile.in: Regenerate.
12496 * testsuite/thin_archive_main.cc: New file.
12497 * testsuite/thin_archive_test_1.cc: New file.
12498 * testsuite/thin_archive_test_2.cc: New file.
12499 * testsuite/thin_archive_test_3.cc: New file.
12500 * testsuite/thin_archive_test_4.cc: New file.
12502 2008-09-29 Cary Coutant <ccoutant@google.com>
12504 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
12505 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
12507 (Sized_relobj::do_finalize_local_symbols): Likewise.
12508 (Sized_relobj::map_to_kept_section): Likewise.
12509 * object.h (Sized_relobj::invalid_address): New constant.
12510 (Sized_relobj::do_output_section_offset): Check for invalid_address
12512 * output.cc (Output_reloc::local_section_offset): Use constant
12513 invalid_address instead of -1U.
12514 (Output_reloc::get_address): Likewise.
12515 (Output_section::output_address): Change -1U to -1ULL.
12516 * output.h (Output_reloc::invalid_address): New constant.
12517 * reloc.cc (Sized_relobj::write_sections): Use constant
12518 invalid_address instead of -1U.
12519 (Sized_relobj::relocate_sections): Likewise.
12520 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
12521 values for merge sections.
12522 * target-reloc.h (relocate_for_relocatable): Use constant
12523 invalid_address instead of -1U.
12525 2008-09-19 Cary Coutant <ccoutant@google.com>
12527 Add plugin functionality for link-time optimization (LTO).
12528 * configure.ac (plugins): Add --enable-plugins option.
12529 * configure: Regenerate.
12530 * config.in: Regenerate.
12531 * Makefile.am (LIBDL): New variable.
12532 (CCFILES): Add plugin.cc.
12533 (HFILES): Add plugin.h.
12534 (ldadd_var): Add LIBDL.
12535 * Makefile.in: Regenerate.
12537 * archive.cc: Include "plugin.h".
12538 (Archive::setup): Don't preread archive symbols when using a plugin.
12539 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
12540 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
12542 (Archive::include_member): Add symbols from plugin objects.
12543 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
12544 * descriptors.cc (Descriptors::open): Check for file descriptors
12545 abandoned by plugins.
12546 (Descriptors::claim_for_plugin): New function.
12547 * descriptors.h (Descriptors::claim_for_plugin): New function.
12548 (Open_descriptor::is_claimed): New field.
12549 (claim_descriptor_for_plugin): New function.
12550 * fileread.cc (File_read::claim_for_plugin): New function.
12551 * fileread.h (File_read::claim_for_plugin): New function.
12552 (File_read::descriptor): New function.
12553 * gold.cc: Include "plugin.h".
12554 (queue_initial_tasks): Add task to call plugin hooks for generating
12556 * main.cc: Include "plugin.h".
12557 (main): Load plugin libraries.
12558 * object.h (Pluginobj): Declare.
12559 (Object::pluginobj): New function.
12560 (Object::do_pluginobj): New function.
12561 (Object::set_target): New function.
12562 * options.cc: Include "plugin.h".
12563 (General_options::parse_plugin): New function.
12564 (General_options::General_options): Initialize plugins_ field.
12565 (General_options::add_plugin): New function.
12566 * options.h (Plugin_manager): Declare.
12567 (General_options): Add --plugin option.
12568 (General_options::has_plugins): New function.
12569 (General_options::plugins): New function.
12570 (General_options::add_plugin): New function.
12571 (General_options::plugins_): New field.
12572 * plugin.cc: New file.
12573 * plugin.h: New file.
12574 * readsyms.cc: Include "plugin.h".
12575 (Read_symbols::do_read_symbols): Check for archive before checking
12576 for ELF file. Call plugin hooks to claim files.
12577 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
12578 from a real object file; force override when processing replacement
12580 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
12581 (Symbol::init_base_object): Likewise.
12582 (Symbol::init_base_output_data): Likewise.
12583 (Symbol::init_base_output_segment): Likewise.
12584 (Symbol::init_base_constant): Likewise.
12585 (Symbol::init_base_undefined): Likewise.
12586 (Symbol::output_section): Assert that object is not a plugin.
12587 (Symbol_table::add_from_pluginobj): New function.
12588 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
12590 (Symbol_table::sized_write_globals): Likewise.
12591 (Symbol_table::add_from_pluginobj): Instantiate template.
12592 * symtab.h (Sized_pluginobj): Declare.
12593 (Symbol::in_real_elf): New function.
12594 (Symbol::set_in_real_elf): New function.
12595 (Symbol::in_real_elf_): New field.
12596 (Symbol_table::add_from_pluginobj): New function.
12598 * testsuite/Makefile.am (AM_CFLAGS): New variable.
12599 (LIBDL): New variable.
12600 (LDADD): Add LIBDL.
12601 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
12602 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
12603 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
12604 (MOSTLYCLEANFILES): Likewise.
12605 * testsuite/Makefile.in: Regenerate.
12606 * testsuite/plugin_test.c: New file.
12607 * testsuite/plugin_test_1.sh: New file.
12608 * testsuite/plugin_test_2.sh: New file.
12610 2008-09-16 Ian Lance Taylor <iant@google.com>
12612 * target-reloc.h (relocate_section): Check whether a symbol is
12613 defined by the ABI before reporting an undefined symbol error.
12614 * target.h (Target::is_defined_by_abi): Make parameter const.
12615 (Target::do_is_defined_by_abi): Likewise.
12616 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
12617 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
12618 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
12619 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
12620 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
12621 * testsuite/Makefile.in: Rebuild.
12623 * fileread.cc (make_view): Add casts to avoid warning.
12625 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
12627 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
12628 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
12630 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
12632 * options.h (General_options::output_is_executable): New.
12633 (General_options::output_is_pie): New.
12634 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
12635 for shared libraries.
12636 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
12638 2008-09-11 Chris Demetriou <cgd@google.com>
12640 * options.h (origin): New -z option.
12641 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
12642 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
12645 2008-09-05 Cary Coutant <ccoutant@google.com>
12647 * fileread.cc (File_read::make_view): Add check for attempt to map
12648 beyond end of file.
12650 2008-09-05 Cary Coutant <ccoutant@google.com>
12652 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
12653 explicit instantiations.
12655 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
12658 * options.cc (General_options::finalize): Allow undefined symbols
12659 in shlibs if linking -shared.
12662 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
12663 symbols as not needing a dynsym entry.
12665 2008-08-20 Craig Silverstein <csilvers@google.com>
12667 * fileread.cc (File_read::open): Do not lock the file unless it
12668 was successfully opened.
12670 2008-08-14 Cary Coutant <ccoutant@google.com>
12672 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
12673 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
12674 * testsuite/tls_test.cc (struct int128): 128-bit struct
12675 for testing TLS relocs with non-zero addend.
12676 (v12): New TLS variable.
12678 (t_last): Add check for v12.
12679 * testsuite/tls_test.h (t12): New function.
12680 * testsuite/tls_test_main.cc (thread_routine): Call new test.
12682 2008-08-13 Ian Lance Taylor <iant@google.com>
12684 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
12685 set tls_segment_ or relro_segment_.
12686 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
12688 * output.h (Output_section::clear_is_relro): New function.
12689 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
12690 sections specially even when output_data_ is empty.
12691 (Output_segment::maximum_alignment): When first section is relro,
12692 only force alignment for PT_LOAD segments.
12693 * script.cc (script_data_segment_align): New function.
12694 (script_data_segment_relro_end): New function.
12695 * script-c.h (script_data_segment_align): Declare.
12696 (script_data_segment_relro_end): Declare.
12697 * script-sections.h (class Script_sections): Declare
12698 data_segment_align and data_segment_relro_end. Add fields
12699 segment_align_index_ and saw_relro_end_.
12700 * script-sections.cc (class Sections_element): Add set_is_relro
12701 virtual function. Add new bool* parameter to place_orphan_here.
12702 Add get_output_section virtual function.
12703 (class Output_section_definition): Add set_is_relro. Add new
12704 bool* parameter to place_orphan_here. Add get_output_section.
12705 Add is_relro_ field.
12706 (Output_section_definition::Output_section_definition): Initialize
12707 evaluated_address_, evaluated_load_address, evaluated_addralign_,
12708 and is_relro_ fields.
12709 (Output_section_definition::place_orphan_here): Add is_relro
12711 (Output_section_definition::set_section_addresses): Set relro for
12713 (Output_section_definition::alternate_constraint): Likewise.
12714 (class Orphan_output_section): Add new bool* parameter to
12715 place_orphan_here. Add get_output_section.
12716 (Orphan_output_section::place_orphan_here): Add is_relro
12718 (Script_sections::Script_sections): Initialize
12719 data_segment_align_index_ and saw_relro_end_.
12720 (Script_sections::data_segment_align): New function.
12721 (Script_sections::data_segment_relro_end): New function.
12722 (Script_sections::place_orphan): Set or clear is_relro.
12723 (Script_sections::set_section_addresses): Force alignment of first
12725 * yyscript.y (exp): Call script_data_segment_align and
12726 script_data_segment_relro_end.
12727 * testsuite/relro_script_test.t: New file.
12728 * testsuite/relro_test.cc (using_script): Declare.
12729 (t1, t2): Test using_script.
12730 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
12731 (relro_script_test_SOURCES): Define.
12732 (relro_script_test_DEPENDENCIES): Define.
12733 (relro_script_test_LDFLAGS): Define.
12734 (relro_script_test_LDADD): Define.
12735 (relro_script_test.so): New target.
12736 * testsuite/Makefile.in: Rebuild.
12738 2008-08-06 Cary Coutant <ccoutant@google.com>
12740 * archive.cc (Archive::total_archives, Archive::total_members)
12741 (Archive::total_members_loaded): New variables.
12742 (Archive::setup): Add parameter. Add option to preread
12744 (Archive::read_armap): Add counter.
12745 (Archive::get_file_and_offset): New function.
12746 (Archive::get_elf_object_for_member): New function.
12747 (Archive::read_all_symbols): New function.
12748 (Archive::read_symbols): New function.
12749 (Archive::add_symbols): Add counters.
12750 (Archive::include_all_members): Use armap to find members if it's
12752 (Archive::include_member): Skip reading symbols if already read.
12753 Factored code into Archive::get_file_and_offset and
12754 Archive::get_elf_object_for_member. Changed call to
12755 Mapfile::report_include_archive_member.
12756 (Archive::print_stats): New function.
12757 * archive.h: Declare Object and Read_symbols_data classes.
12758 (Archive::Archive): Add initializers for new members.
12759 (Archive::setup): Add parameter.
12760 (Archive::print_stats): New function.
12761 (Archive::total_archives, Archive::total_members)
12762 (Archive::total_members_loaded): New variables.
12763 (Archive::get_file_and_offset): New function.
12764 (Archive::get_elf_object_for_member): New function.
12765 (Archive::read_all_symbols): New function.
12766 (Archive::read_symbols): New function.
12767 (Archive::Archive_member): New class.
12768 (Archive::members_): New member.
12769 (Archive::num_members_): New member.
12770 * main.cc: Include archive.h.
12771 (main): Call Archive::print_stats.
12772 * mapfile.cc (Mapfile::report_include_archive_member): Delete
12773 archive parameter; member_name is now the fully-decorated name.
12774 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
12775 * options.h: (General_options): Add --preread-archive-symbols option.
12776 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
12779 2008-08-04 Ian Lance Taylor <iant@google.com>
12781 * symtab.h (Symbol::use_plt_offset): New function.
12782 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
12783 * powerpc.cc (Relocate::relocate): Likewise.
12784 * sparc.cc (Relocate::relocate): Likewise.
12785 * x86_64.cc (Relocate::relocate): Likewise.
12786 * testsuite/weak_plt.sh: New test.
12787 * testsuite/weak_plt_main.cc: New test.
12788 * testsuite/weak_plt_shared.cc: New test.
12789 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
12790 (check_PROGRAMS): Add weak_plt.
12791 (check_DATA): Add weak_plt_shared.so.
12792 (weak_plt_main_pic.o, weak_plt): New targets.
12793 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
12794 * testsuite/Makefile.in: Rebuild.
12796 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
12798 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
12799 * testsuite/Makefile.in: Rebuild.
12801 2008-08-04 Alan Modra <amodra@bigpond.net.au>
12803 * Makefile.am (POTFILES.in): Set LC_ALL=C.
12804 * Makefile.in: Regenerate.
12805 * po/POTFILES.in: Regenerate.
12807 2008-07-29 Ian Lance Taylor <iant@google.com>
12809 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
12810 symbols before other symbols.
12811 * testsuite/script_test_2.cc (test_addr): Declare.
12812 (test_addr_alias): Declare.
12813 (main): Check that test_addr and test_addr_alias have the right
12815 * testsuite/script_test_2.t: Define test_addr_alias and
12818 2008-07-24 Ian Lance Taylor <iant@google.com>
12821 * descriptors.cc: New file.
12822 * descriptors.h: New file.
12823 * gold-threads.h (class Hold_optional_lock): New class.
12824 * fileread.cc: Include "descriptors.h".
12825 (File_read::~File_read): Release descriptor rather than closing
12827 (File_read::open) [file]: Call open_descriptor rather than open.
12828 Set is_descriptor_opened_.
12829 (File_read::open) [memory]: Assert that descriptor is not open.
12830 (File_read::reopen_descriptor): New function.
12831 (File_read::release): Release descriptor.
12832 (File_read::do_read): Make non-const. Reopen descriptor.
12833 (File_read::read): Make non-const.
12834 (File_read::make_view): Reopen descriptor.
12835 (File_read::do_readv): Likewise.
12836 * fileread.h (class File_read): Add is_descriptor_opened_ field.
12837 Update declarations.
12838 * layout.cc: Include "descriptors.h".
12839 (Layout::create_build_id): Use open_descriptor rather than open.
12840 * output.cc: Include "descriptors.h".
12841 (Output_file::open): Use open_descriptor rather than open.
12842 * archive.cc (Archive::const_iterator): Change Archive to be
12844 (Archive::begin, Archive::end): Make non-const.
12845 (Archive::count_members): Likewise.
12846 * archive.h (class Archive): Update declarations.
12847 * object.h (Object::read): Make non-const.
12848 * Makefile.am (CCFILES): Add descriptors.cc.
12849 (HFILES): Add descriptors.h.
12850 * Makefile.in: Rebuild.
12853 * gold.h: Always include <clocale>. Add Solaris workarounds
12854 following code in binutils/sysdep.h.
12857 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
12858 this->eh_frame_hdr_ is NULL before using it.
12860 * dynobj.cc (Versions::Versions): Update comment.
12862 * dynobj.cc (Versions::Versions): If there is an soname, use it as
12863 the base version name.
12865 * stringpool.cc (Stringpool_template::add_with_length): Set key to
12866 array size plus one.
12867 (Stringpool_template::set_string_offsets): Subtract one from key
12868 before using it as an array index.
12869 (Stringpool_template::get_offset_with_length): Likewise.
12870 (Stringpool_template::write_to_buffer): Likewise.
12871 * stringpool.h (Stringpool_template::get_offset_from_key):
12874 2008-07-23 Ian Lance Taylor <iant@google.com>
12877 * object.h (Merged_symbol_value::value): Do our best to handle a
12881 * script.cc (Version_script_info::get_versions): Don't add empty
12882 version tag to return value.
12883 (Version_script_info::get_symbol_version_helper): Change return
12884 type to bool. Add pversion parameter. Change all callers.
12885 (script_register_vers_node): Don't require a non-NULL tag.
12886 * script.h (class Version_script_info): Update declarations.
12887 (Version_script_info::get_symbol_version): Change return type to
12888 bool. Add version parameter. Change all callers.
12889 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
12890 handling. Handle an empty version from a version script.
12891 (Symbol_table::define_special_symbol): Likewise.
12892 * testsuite/ver_test_10.script: New file.
12893 * testsuite/ver_test_10.sh: New file.
12894 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
12895 (check_DATA): Add ver_test_10.syms.
12896 (ver_test_10.syms, ver_test_10.so): New target.
12897 * testsuite/Makefile.in: Rebuild.
12899 2008-07-23 Simon Baldwin <simonb@google.com>
12901 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
12902 to zero for undefined symbols from dynamic libraries.
12904 2008-07-23 Ian Lance Taylor <iant@google.com>
12906 * symtab.cc (Symbol_table::resolve): Remove version parameter.
12907 Change all callers.
12908 * symtab.h (class Symbol_table): Update declaration.
12909 * testsuite/ver_test_9.cc: New file.
12910 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
12911 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
12912 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
12913 (ver_test_9.so, ver_test_9.o): New targets.
12914 * testsuite/Makefile.in: Rebuild.
12916 2008-07-22 Ian Lance Taylor <iant@google.com>
12918 * options.h (class General_options): Define --check-sections.
12919 * layout.cc (Layout::set_segment_offsets): Handle
12922 * options.h (class General_options): Define -n/--nmagic and
12924 * options.cc (General_options::finalize): For -n/--nmagic or
12925 -N/--omagic, set -static.
12926 * layout.cc (Layout::attach_allocated_section_to_segment): If
12927 -N/--omagic, don't put read-only and read-write sections in
12928 different segments.
12929 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
12930 finding a read-only segment.
12931 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
12932 don't set the minimum segment alignment to the common page size,
12933 and don't set the file offset to the address modulo the page size.
12934 * script-sections.cc (Script_sections::create_segments): If
12935 -n/--omagic, don't put read-only and read-write sections in
12936 different segments.
12938 * cref.cc: New file.
12939 * cref.h: New file.
12940 * options.h (class General_options): Add --print-symbol-counts.
12941 * main.cc (main): Issue defined symbol report if requested.
12942 * archive.cc (Archive::interpret_header): Make into a const member
12944 (Archive::add_symbols): Call Input_objects::archive_start and
12946 (Archive::const_iterator): Define new class.
12947 (Archive::begin, Archive::end): New functions.
12948 (Archive::include_all_members): Rewrite to use iterator.
12949 (Archive::count_members): New function.
12950 * archive.h (class Archive): Update declarations.
12951 (Archive::filename): New function.
12952 * object.cc: Include "cref.h".
12953 (Sized_relobj::Sized_relobj): Initialize defined_count_.
12954 (Sized_relobj::do_get_global_symbol_counts): New function.
12955 (Input_objects::add_object): Add object to cross-referencer.
12956 (Input_objects::archive_start): New function.
12957 (Input_objects::archive_stop): New function.
12958 (Input_objects::print_symbol_counts): New function.
12959 * object.h: Declare Cref and Archive.
12960 (Object::get_global_symbol_counts): New function.
12961 (Object::do_get_global_symbol_counts): New pure virtual function.
12962 (class Sized_relobj): Add defined_count_ field. Update
12964 (class Input_objects): Add cref_ field. Update constructor.
12965 Update declarations.
12966 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
12968 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
12970 (Sized_dynobj::do_get_global_symbol_counts): New function.
12971 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
12972 defined_count_. Update declarations. Define Symbols typedef.
12973 * symtab.cc (Symbol_table::add_from_relobj): Add defined
12974 parameter. Change all callers.
12975 (Symbol_table::add_from_dynobj): Add sympointers and defined
12976 parameters. Change all callers.
12977 * symtab.h (class Symbol_table): Update declarations.
12978 * Makefile.am (CCFILES): Add cref.cc.
12979 (HFILES): Add cref.h.
12980 * Makefile.in: Rebuild.
12982 2008-07-22 Simon Baldwin <simonb@google.com>
12984 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
12985 to zero when writing undefined symbols.
12987 2008-07-22 Ian Lance Taylor <iant@google.com>
12989 * output.cc (Output_section::add_input_section): Don't try to
12990 merge empty merge sections.
12992 2008-07-21 Craig Silverstein <csilvers@google.com>
12994 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12995 Include symbol version in error message.
12997 2008-07-20 Chris Demetriou <cgd@google.com>
12999 * configure.ac (gold_cv_c_random_seed): New configured variable.
13000 (RANDOM_SEED_CFLAGS): New substituted variable.
13001 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
13002 * configure: Rebuild.
13003 * Makefile.in: Likewise.
13004 * testsuite/Makefile.in: Likewise.
13006 2008-07-18 Ian Lance Taylor <iant@google.com>
13008 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
13009 where we see NAME/NULL and NAME/VERSION as separate symbols.
13010 * testsuite/ver_test_main.cc (main): Call t4.
13011 (t4, t4_2a): Define.
13012 * testsuite/ver_test_2.cc (t4_2): Define.
13013 * testsuite/ver_test_2.script: Put t4_2a in VER2.
13014 * testsuite/ver_test_4.cc (t4_2a): Define.
13015 * testsuite/ver_test_4.script: Put t4_2a in VER2.
13016 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
13018 2008-07-17 Ian Lance Taylor <iant@google.com>
13020 * dynobj.cc (Versions::add_def): If we give an error about a
13021 missing version, go ahead and create the version anyhow.
13023 2008-07-10 Ian Lance Taylor <iant@google.com>
13025 Handle output sections with more than 0x7fffffff bytes.
13026 * object.h (class Relobj): Change map_to_output_ to
13027 output_sections_, and just keep a section pointer. Change all
13028 uses. Move comdat group support to Sized_relobj.
13029 (Relobj::is_section_specially_mapped): Remove.
13030 (Relobj::output_section): Remove poff parameter. Change all
13032 (Relobj::output_section_offset): New function.
13033 (Relobj::set_section_offset): Rewrite.
13034 (Relobj::map_to_output): Remove.
13035 (Relobj::output_sections): New function.
13036 (Relobj::do_output_section_offset): New pure virtual function.
13037 (Relobj::do_set_section_offset): Likewise.
13038 (class Sized_relobj): Add section_offsets_ field. Add comdat
13039 group support from Relobj. Update declarations.
13040 (Sized_relobj::get_output_section_offset): New function.
13041 (Sized_relobj::do_output_section_offset): New function.
13042 (Sized_relobj::do_set_section_offset): New function.
13043 * object.cc (Relobj::output_section_address): Remove.
13044 (Sized_relobj::Sized_relobj): Initialize new fields.
13045 (Sized_relobj::include_section_group): Cast find_kept_object to
13047 (Sized_relobj::include_linkonce_section): Likewise.
13048 (Sized_relobj::do_layout): Use separate arrays for output section
13050 (Sized_relobj::do_count_local_symbols): Change map_to_output to
13052 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
13053 output_sections and section_offsets.
13054 (Sized_relobj::write_local_symbols): Likewise.
13055 (map_to_kept_section): Compute output address directly.
13056 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
13057 output_sections and section_offsets.
13058 (Sized_relobj::write_sections): Likewise.
13059 (Sized_relobj::relocate_sections): Likewise.
13060 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
13061 * output.h (class Output_reloc): Update declarations. Change
13062 u2_.relobj to Sized_relobj*.
13063 (class Output_data_reloc): Change add functions to use
13065 * output.cc (Output_reloc::Output_reloc): Change relobj to
13067 (Output_reloc::local_section_offset): Change return type to
13068 Elf_Addr. Use get_output_section_offset.
13069 (Output_reloc::get_address): Likewise.
13070 (Output_section::is_input_address_mapped): Don't call
13071 is_section_specially_mapped.
13072 (Output_section::output_offset): Likewise.
13073 (Output_section::output_address): Likewise.
13074 (Output_section::starting_output_address): Likewise.
13075 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
13076 parameter to Sized_relobj*.
13077 (Copy_relocs::need_copy_reloc): Likewise.
13078 (Copy_relocs::save): Likewise.
13079 * copy-relocs.h (class Copy_relocs): Update declarations.
13080 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
13081 Sized_relobj*. Change relobj_ field to Sized_relobj*.
13082 * target-reloc.h (relocate_for_relocatable): Change
13083 offset_in_output_section type to Elf_Addr. Change code that uses
13085 * layout.cc (Layout::layout): Always set *off.
13086 * mapfile.cc (Mapfile::print_input_section): Use
13087 output_section_offset.
13088 * i386.cc (Target_i386::copy_reloc): Change object parameter to
13090 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
13091 * sparc.cc (Target_sparc::copy_reloc): Likewise.
13092 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
13094 2008-07-03 Ian Lance Taylor <iant@google.com>
13096 * layout.cc (Layout::include_section): Do not discard unrecognized
13097 SHT_STRTAB sections.
13099 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
13101 * script.cc (Lex::can_continue_name): Make '?' allowable in
13102 version-script names.
13103 * testsuite/version_script.map: Change glob pattern to use '?'
13105 2008-06-30 Manish Singh <yosh@gimp.org>
13108 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
13111 2008-06-30 Ian Lance Taylor <iant@google.com>
13115 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
13116 versions]: Don't try to read the value in the contents, since we
13117 don't use it. Use the template endianness when writing.
13119 2008-06-25 Cary Coutant <ccoutant@google.com>
13121 * fileread.cc (File_read::make_view): Assert on zero-length view.
13122 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
13123 symbol table when there are no symbols to read.
13125 2008-06-23 Craig Silverstein <csilvers@google.com>
13127 * version.cc (version_string): Bump to 1.7
13129 2008-06-18 Craig Silverstein <csilvers@google.com>
13131 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
13132 constant 0xFFFF to type Valtype.
13133 (Powerpc_relocate_functions::rel16_ha): Likewise.
13135 2008-06-17 Ian Lance Taylor <iant@google.com>
13137 * output.h (Output_section::Input_section): Initialize p2align_ to
13138 zero for Output_section_data constructors.
13139 (Output_section::Input_section::addralign): If not an input
13140 section, return the alignment of the Output_section_data.
13141 * testsuite/copy_test.cc: New file.
13142 * testsuite/copy_test_1.cc: New file.
13143 * testsuite/copy_test_2.cc: New file.
13144 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
13145 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
13146 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
13147 (copy_test_1_pic.o, copy_test_1.so): New targets.
13148 (copy_test_2_pic.o, copy_test_2.so): New targets.
13149 * testsuite/Makefile.in: Rebuild.
13151 * script-sections.cc (Script_sections::place_orphan): Initialize
13152 local variable exact.
13154 2008-06-13 David Edelsohn <edelsohn@gnu.org>
13156 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
13158 2008-06-12 David Edelsohn <edelsohn@gnu.org>
13159 David S. Miller <davem@davemloft.net>
13161 * powerpc.cc: New file.
13162 * Makefile.am (TARGETSOURCES): Add powerpc.cc
13163 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
13164 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
13165 * Makefile.in: Rebuild.
13167 2008-06-09 Ian Lance Taylor <iant@google.com>
13169 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
13171 (throwing, orig_terminate): New static variables.
13172 (terminate_handler): New static function.
13173 (t2): Set terminate handler.
13175 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
13178 * binary.cc (Binary_to_elf::sized_convert): Fix .data
13181 2008-05-30 Cary Coutant <ccoutant@google.com>
13183 * archive.cc (Archive::include_all_members) Correct to step
13184 over symbol table and extended name table in thin archives.
13186 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
13189 * target-reloc.h (relocate_for_relocatable): Fix new_offset
13192 2008-05-28 Caleb Howe <cshowe@google.com>
13194 * reduced_debug_output.cc: New file.
13195 * reduced_debug_output.h: New file.
13196 * options.h (class General_options): Add --strip-debug-non-line.
13197 * options.cc (General_options::finalize): Add strip_debug_non_line
13198 to the strip heirarchy.
13199 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
13201 * layout.cc: Include "reduced_debug_output.h".
13202 (Layout::Layout): Initialize new fields.
13203 (line_only_debug_sections): New static array.
13204 (is_lines_only_debug_sections): New static inline function.
13205 (Layout::include_section): Handle --strip-debug-non-line.
13206 (Layout::make_output_section): If --strip-debug-non-line, build
13207 new output sections for .debug_abbrev and .debug_info.
13208 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
13209 gold. Warn about possible overflow.
13210 (read_signed_LEB_128): Likewise.
13211 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
13212 (read_signed_LEB_128): Declare.
13213 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
13214 (HFILES): Add reduced_debug_output.h.
13215 * Makefile.in: Rebuild.
13217 2008-05-21 Ian Lance Taylor <iant@google.com>
13219 * mapfile.cc: New file.
13220 * mapfile.h: New file.
13221 * options.h (class General_options): Add -M/--print-map and -Map.
13222 * options.cc (General_options::finalize): Make -M equivalent to
13224 * main.cc: Include <cstdio> and "mapfile.h".
13225 (main): Open mapfile if requested.
13226 * gold.cc (class Middle_runner): Add mapfile_ field. Update
13227 constructor. Change caller.
13228 (queue_initial_tasks): Add mapfile parameter. Change caller.
13229 (queue_middle_tasks): Likewise.
13230 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
13232 * archive.cc: Include "mapfile.h".
13233 (Archive::add_symbols): Add mapfile parameter. Change all
13234 callers. Pass mapfile, symbol, and reason to include_member.
13235 (Archive::include_all_members): Add mapfile parameter. Change all
13237 (Archive::include_member): Add mapfile, sym, and why parameters.
13238 Change all callers. Report inclusion to map file.
13239 * archive.h: Include "fileread.h".
13240 (class Archive): Update declarations.
13241 (Archive::file): New const method.
13242 (class Add_archive_symbols): Add mapfile_ field. Update
13243 constructor. Change all callers.
13244 * readsyms.h (class Read_symbols): Likewise.
13245 (class Finish_group): Likewise.
13246 (class Read_script): Likewise.
13247 * common.cc: Include "mapfile.h".
13248 (Symbol_table::allocate_commons): Add mapfile parameter. Change
13250 (Symbol_table::do_allocate_commons): Likewise.
13251 (Symbol_table::do_allocate_commons_list): Likewise. Report common
13252 symbol allocation to mapfile.
13253 * common.h (class Allocate_commons_task): Add mapfile_ field.
13254 Update constructor. Change all callers.
13255 * symtab.h (class Symbol_table): Update declarations.
13256 * layout.cc: Include "mapfile.h".
13257 (Layout_task_runner::run): Print information to mapfile.
13258 (Layout::create_gold_note): Change Output_data_fixed_space to
13259 Output_data_zero_fill.
13260 (Layout::create_build_id): Likewise.
13261 (Layout::print_to_mapfile): New function.
13262 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
13263 constructor. Change caller.
13264 (class Layout): Declare print_to_mapfile.
13265 * output.cc (Output_section::Input_section::print_to_mapfile): New
13267 (Output_section::add_input_section): If producing a map, always
13268 add to input_sections_ list.
13269 (Output_section::do_print_to_mapfile): New function.
13270 (Output_segment::print_sections_to_mapfile): New function.
13271 (Output_segment::print_section_list_to_mapfile): New function.
13272 * output.h: Include "mapfile.h".
13273 (Output_data::print_to_mapfile): New function.
13274 (Output_data::do_print_to_mapfile): New virtual function.
13275 (Output_segment_headers::do_print_to_mapfile): New function.
13276 (Output_file_header::do_print_to_mapfile): New function.
13277 (Output_data_const::do_print_to_mapfile): New function.
13278 (class Output_data_const_buffer): Add map_name_ field. Update
13279 constructor. Change all callers. Add do_print_to_mapfile
13281 (class Output_data_fixed_space): Likewise.
13282 (class Output_data_space): Likewise.
13283 (class Output_data_zero_fill): New class.
13284 (Output_data_strtab::do_print_to_mapfile): New function.
13285 (Output_data_reloc_base::do_print_to_mapfile): New function.
13286 (Output_relocatable_relocs::do_print_to_mapfile): New function.
13287 (Output_data_group::do_print_to_mapfile): New function.
13288 (Output_data_got::do_print_to_mapfile): New function.
13289 (Output_data_dynamic::do_print_to_mapfile): New function.
13290 (Output_symtab_xindex::do_print_to_mapfile): New function.
13291 (class Output_section): Declare do_print_to_mapflie. Declare
13292 print_to_mapfile in Input_section.
13293 (class Output_segment): Declare new functions.
13294 * object.h (Sized_relobj::symbol_count): New function.
13295 * script-sections.cc
13296 (Output_section_element_dot_assignment::set_section_addresses):
13297 Change Output_data_fixed_space to Output_data_zero_fill.
13298 (Output_data_expression::do_print_to_mapfile): New function.
13299 * script.cc (read_input_script): Add mapfile parameter. Change
13301 * script.h (read_input_script): Update declaration.
13302 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
13303 (Eh_frame::do_print_to_mapfile): New function.
13304 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
13305 (Output_merge_string::do_print_to_mapfile): New function.
13306 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
13308 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
13310 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
13312 * Makefile.am (CCFILES): Add mapfile.cc.
13313 (HFILES): Add mapfile.h.
13314 * Makefile.in: Rebuild.
13316 2008-05-19 Ian Lance Taylor <iant@google.com>
13318 * options.h (class General_options): Add -z relro.
13319 * layout.cc (Layout::Layout): Initialize relro_segment_.
13320 (Layout::add_output_section_data): Return the output section.
13321 (Layout::make_output_section): Rcognize relro sections and mark
13322 them appropriately.
13323 (Layout::attach_allocated_section_to_segment): Put relro sections
13324 in a PT_GNU_RELRO segment.
13325 (Layout::create_initial_dynamic_sections): Mark the .dynamic
13327 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
13329 (Layout::linkonce_mapping): Map d.rel.ro.local to
13330 .data.rel.ro.local.
13331 (Layout::output_section_name): Us .data.rel.ro.local for any
13332 section which begins with that.
13333 * layout.h (class Layout): Update add_output_section_data
13334 declaration. Add relro_segment_ field.
13335 * output.cc (Output_section::Output_section): Initialize is_relro_
13336 and is_relro_local_ fields.
13337 (Output_segment::add_output_section): Group relro sections.
13338 (Output_segment::is_first_section_relro): New function.
13339 (Output_segment::maximum_alignment): If there is a relro section,
13340 align the segment to the common page size.
13341 (Output_segment::set_section_addresses): Track whether we are
13342 looking at relro sections. If the last section is a relro
13343 section, align to the common page size.
13344 (Output_segment::set_section_list_addresses): Add in_relro
13345 parameter. Change all callers. Align to the page size when
13346 moving from relro to non-relro section.
13347 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
13349 * output.h (class Output_section): Add is_relro_ and
13350 is_relro_local_ fields.
13351 (Output_section::is_relro): New function.
13352 (Output_section::set_is_relro): New function.
13353 (Output_section::is_relro_local): New function.
13354 (Output_section::set_is_relro_local): New function.
13355 (class Output_segment): Update declarations.
13356 * i386.cc (Target_i386::got_section): Mark .got section as relro.
13357 * sparc.cc (Target_sparc::got_section): Likewise.
13358 * x86_64.cc (Target_x86_64::got_section): Likewise.
13359 * testsuite/relro_test_main.cc: New file.
13360 * testsuite/relro_test.cc: New file.
13361 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
13362 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
13363 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
13364 (relro_test.so, relro_test_pic.o): New targets.
13365 * testsuite/Makefile.in: Rebuild.
13367 2008-05-16 Ian Lance Taylor <iant@google.com>
13369 * output.cc (Output_segment::add_output_section): Remove front
13371 * output.h (class Output_segment): Remove
13372 add_initial_output_section and overloaded add_output_section.
13373 Update declaration of remaining add_output_section.
13374 * layout.cc (Layout::create_interp): Call add_output_section
13375 rather than add_initial_output_section.
13376 (Layout::finish_dynamic_section): Likewise.
13378 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
13379 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
13380 know the dynamic type.
13381 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
13382 field. Initialize it in constructor.
13383 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
13384 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
13385 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
13388 * output.cc (Output_reloc::get_address): Change return type to
13390 * output.h (class Output_reloc): Update get_address declaration.
13391 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
13392 for section addresses.
13394 2008-05-09 Ian Lance Taylor <iant@google.com>
13397 * gold.cc (gold_nomem): Use return value of write.
13399 2008-05-08 Ian Lance Taylor <iant@google.com>
13401 * symtab.c (Symbol::init_base_output_data): Add version
13402 parameter. Change all callers.
13403 (Symbol::init_base_output_segment): Likewise.
13404 (Symbol::init_base_constant): Likewise.
13405 (Symbol::init_base_undefined): Likewise.
13406 (Sized_symbol::init_output_data): Likewise.
13407 (Sized_symbol::init_output_segment): Likewise.
13408 (Sized_symbol::init_constant): Likewise.
13409 (Sized_symbol::init_undefined): Likewise.
13410 (Symbol_table::do_define_in_output_data): If the new symbol has a
13411 version, mark it as the default.
13412 (Symbol_table::do_define_in_output_segment): Likewise.
13413 (Symbol_table::do_define_as_constant): Likewise.
13414 * symtab.h (class Symbol): Update declarations.
13415 (class Sized_symbol): Likewise.
13416 * resolve.cc (Symbol::override_version): New function.
13417 (Symbol::override_base): Call override_version.
13418 (Symbol::override_base_with_special): Likewise.
13419 * testsuite/ver_script_8.script: New file.
13420 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
13421 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
13422 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
13423 (ver_test_8_1.so, ver_test_8_2.so): New targets.
13425 2008-05-06 Ian Lance Taylor <iant@google.com>
13428 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
13430 (class General_options): Remove existing --undefined, and add
13431 --no-undefined instead. Add new --undefined as synonym for -u.
13432 * archive.cc (Archive::add_symbols): Check whether symbol was
13434 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
13435 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
13436 all uses. Add IS_UNDEFINED. Update declarations to split
13437 different versions of init_base. Declare init_base_undefined.
13438 (Symbol::is_defined): Handle IS_UNDEFINED.
13439 (Symbol::is_undefined): Likewise.
13440 (Symbol::is_weak_undefined): Call is_undefined.
13441 (Symbol::is_absolute): Handle IS_CONSTANT.
13442 (class Sized_symbol): Update declarations to split different
13443 versions of init. Declare init_undefined.
13444 (class Symbol_table): Declare new functions.
13445 * symtab.cc (Symbol::init_base_object): Rename from init_base.
13446 Change all callers.
13447 (Symbol::init_base_output_data): Likewise.
13448 (Symbol::init_base_output_segment): Likewise.
13449 (Symbol::init_base_constant): Likewise.
13450 (Symbol::init_base_undefined): New function.
13451 (Sized_symbol::init_object): Rename from init. Change all
13453 (Sized_symbol::init_output_data): Likewise.
13454 (Sized_symbol::init_output_segment): Likewise.
13455 (Sized_symbol::init_constant): Likewise.
13456 (Sized_symbol::init_undefined): New function.
13457 (Symbol_table::add_undefined_symbols_from_command_line): New
13459 (Symbol_table::do_add_undefined_symbols_from_command_line): New
13461 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
13462 (Symbol::output_section): Likewise.
13463 (Symbol::set_output_section): Likewise.
13464 (Symbol_table::sized_finalize_symbol): Likewise.
13465 (Symbol_table::sized_write_globals): Likewise.
13466 * resolve.cc (Symbol_table::should_override): Likewise.
13467 (Symbol::override_base_with_special): Likewise.
13469 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
13470 symbol, change it to have default visibility.
13471 * testsuite/protected_1.cc: New file.
13472 * testsuite/protected_2.cc: New file.
13473 * testsuite/protected_3.cc: New file.
13474 * testsuite/protected_main_1.cc: New file.
13475 * testsuite/protected_main_2.cc: New file.
13476 * testsuite/protected_main_3.cc: New file.
13477 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
13478 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
13479 (protected_1_LDFLAGS, protected_1_LDADD): Define.
13480 (protected_1.so): New target.
13481 (protected_1_pic.o, protected_2_pic.o): New targets.
13482 (protected_3_pic.o): New target.
13483 (check_PROGRAMS): Add protected_2.
13484 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
13485 (protected_2_LDFLAGS, protected_2_LDADD): Define.
13486 * testsuite/Makefile.in: Rebuild.
13488 * options.h (DEFINE_var): Add set_user_set_##varname__.
13489 (DEFINE_bool_alias): New macro.
13490 (class General_options): Define -Bstatic using DEFINE_bool_alias
13491 rather than DEFINE_special. Add --undefined as an alias for -z
13493 * options.cc (General_options::parse_Bstatic): Remove.
13495 * options.h (class General_options): Add --fatal-warnings.
13496 * main.cc (main): Implement --fatal-warnings.
13497 * errors.h (Errors::warning_count): New function.
13499 * options.h (class General_options): Add -Bsymbolic-functions.
13500 * symtab.h (Symbol::is_preemptible): Check for
13501 -Bsymbolic-functions.
13503 2008-05-05 Ian Lance Taylor <iant@google.com>
13505 * options.h (DEFINE_bool): For DASH_Z, create the negative option
13506 as noVARNAME rather than no-VARNAME.
13507 (class General_options): Add option -z combreloc.
13508 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
13510 (Output_reloc::sort_before) [SHT_REL]: New function.
13511 (Output_reloc::sort_before) [SHT_RELA]: New function.
13512 (class Output_data_reloc_base): Add sort_relocs_ field. Define
13513 Sort_relocs_comparison.
13514 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
13515 parameter. Change all callers.
13516 (Output_data_reloc::Output_data_reloc) [both versions]: Add
13517 sort_relocs parameter. Change all callers.
13518 * output.cc (Output_reloc::get_address): New function, broken out
13520 (Output_reloc::write_rel): Call it.
13521 (Output_reloc::compare): New function.
13522 (Output_data_reloc_base::do_write): Optionally sort relocs.
13524 * configure.ac: If targ_extra_obj is set, link it in.
13525 * configure.tgt: Initialize all variables.
13526 (x86_64*): Set targ_extra_obj and targ_extra_size.
13527 * configure: Rebuild.
13529 * object.cc (Sized_relobj::include_section_group): Adjust section
13530 indexes read from group data. Build vector to pass to
13532 * layout.cc (Layout::layout_group): Add flags and shndxes
13533 parameters. Remove contents parameter. Change caller. Update
13534 explicit instantiations.
13535 * layout.h (class Layout): Update layout_group declaration.
13536 * output.cc (Output_data_group::Output_data_group): Add flags and
13537 input_shndxes parameters. Remove contents parameter. Change
13539 (Output_data_group::do_write): Change input_sections_ to
13541 * output.h (class Output_data_group): Update constructor
13542 declaration. Rename input_sections_ to input_shndxes_.
13543 * testsuite/many_sections_test.cc: Add template.
13545 2008-04-30 Cary Coutant <ccoutant@google.com>
13547 * target-reloc.h (relocate_section): Fix dead-pointer bug.
13549 * layout.cc (Layout::include_section): Refactored check for debug
13551 (Layout::add_comdat): Add new parameters. Change type
13552 of signature parameter. Add object and shndx to signatures table.
13553 (Layout::find_kept_object): New function.
13554 * layout.h: Include <cstring>.
13555 (Layout::is_debug_info_section): New function.
13556 (Layout::add_comdat): Add new parameters.
13557 (Layout::find_kept_object): New function.
13558 (Layout::Kept_section): New struct.
13559 (Layout::Signatures): Change type of map range.
13560 * object.cc (Relobj::output_section_address): New function.
13561 (Sized_relobj::include_section_group): Add new parameters. Change
13562 calls to Layout::add_comdat. Change to build table of kept comdat
13563 groups and table mapping discarded sections to kept sections.
13564 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
13565 (Sized_relobj::do_layout): Change calls to include_section_group and
13566 include_linkonce_section.
13567 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
13568 value to zero when section is discarded.
13569 (Sized_relobj::map_to_kept_section): New function.
13570 * object.h (Relobj::output_section_address): New function.
13571 (Relobj::Comdat_group): New type.
13572 (Relobj::find_comdat_group): New function.
13573 (Relobj::Comdat_group_table): New type.
13574 (Relobj::Kept_comdat_section): New type.
13575 (Relobj::Kept_comdat_section_table): New type.
13576 (Relobj::add_comdat_group): New function.
13577 (Relobj::set_kept_comdat_section): New function.
13578 (Relobj::get_kept_comdat_section): New function.
13579 (Relobj::comdat_groups_): New field.
13580 (Relobj::kept_comdat_sections_): New field.
13581 (Symbol_value::input_value): Update comment.
13582 (Sized_relobj::map_to_kept_section) New function.
13583 (Sized_relobj::include_linkonce_section): Add new parameter.
13584 * target-reloc.h (Comdat_behavior): New type.
13585 (get_comdat_behavior): New function.
13586 (relocate_section): Add code to map a discarded section to the
13587 corresponding kept section when applying a relocation.
13589 2008-04-30 Craig Silverstein <csilvers@google.com>
13591 * dwarf_reader.cc (next_generation_count): New static var.
13592 (Addr2line_cache_entry): New struct.
13593 (addr2line_cache): New static var.
13594 (Dwarf_line_info::one_addr2line): Added caching.
13595 (Dwarf_line_info::clear_addr2line_cache): New function.
13596 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
13597 cache-size parameter.
13598 (Dwarf_line_info::one_addr2line_cache): New function.
13599 * symtab.cc (Symbol_table::detect_odr_violations): Pass
13600 new cache-size argument to one_addr2line(), and clear cache.
13602 2008-04-28 Cary Coutant <ccoutant@google.com>
13604 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
13605 R_386_PC8 relocations.
13607 2008-04-23 Ian Lance Taylor <iant@google.com>
13609 * object.cc (Sized_relobj::include_section_group): Check for
13610 invalid section group.
13612 * object.cc (make_elf_object): Correct test for 64-bit ELF file
13615 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
13616 than read for file header.
13617 * archive.cc (Archive::include_member): Likewise.
13619 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
13621 * aclocal.m4: Regenerate.
13622 * configure: Regenerate.
13624 2008-04-19 Ian Lance Taylor <iant@google.com>
13626 * version.cc (version_string): Bump to 1.6.
13628 * testsuite/Makefile.am (many_sections_r_test): New target.
13629 (many_sections_r_test_SOURCES): Remove.
13630 (many_sections_r_test_DEPENDENCIES): Remove.
13631 (many_sections_r_test_LDFLAGS): Remove.
13632 (many_sections_r_test_LDADD): Remove.
13634 * object.cc (Sized_relobj::do_add_symbols): Always pass
13635 local_symbol_count_ to add_from_relobj.
13637 * testsuite/Makefile.am (many_sections_check.h): Only check one in
13638 every thousand variables.
13639 * testsuite/Makefile.in: Rebuild.
13641 * object.cc (Xindex::initialize_symtab_xindex): New function.
13642 (Xindex::read_symtab_xindex): New function.
13643 (Xindex::sym_xindex_to_shndx): New function.
13644 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
13646 (Sized_relobj::do_initialize_xindex): New function.
13647 (Sized_relobj::do_read_symbols): Adjust section links.
13648 (Sized_relobj::symbol_section_and_value): Add is_ordinary
13649 parameter. Change all callers.
13650 (Sized_relobj::include_section_group): Adjust section links and
13651 symbol section indexes.
13652 (Sized_relobj::do_layout): Adjust section links.
13653 (Sized_relobj::do_count_local_symbols): Adjust section links and
13654 symbol section indexes.
13655 (Sized_relobj::do_finalize_local_symbols): Distinguish between
13656 ordinary and special symbols.
13657 (Sized_relobj::write_local_symbols): Add symtab_xindex and
13658 dynsym_xindex parameters. Change all callers. Adjust section
13659 links. Use SHN_XINDEX when needed.
13660 (Sized_relobj::get_symbol_location_info): Adjust section links.
13661 Don't get fooled by special symbols.
13662 * object.h (class Xindex): Define.
13663 (class Object): Add xindex_ parameter. Declare virtual functoin
13664 do_initialize_xindex.
13665 (Object::adjust_sym_shndx): New function.
13666 (Object::set_xindex): New protected function.
13667 (class Symbol_value): Add is_ordinary_shndx_ field.
13668 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
13669 (Symbol_value::value): Assert ordinary section.
13670 (Symbol_value::initialize_input_to_output_map): Likewise.
13671 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
13672 Change all callers.
13673 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
13675 (class Sized_relobj): Update declarations.
13676 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
13677 parameter. Change all callers.
13678 (Sized_relobj::adjust_shndx): New function.
13679 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
13681 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
13682 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
13683 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
13684 (Sized_dynobj::read_dynsym_section): Adjust section links.
13685 (Sized_dynobj::read_dynamic): Likewise.
13686 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
13688 (Sized_dynobj::do_initialize_xindex): New function.
13689 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
13690 do_initialize_xindex.
13691 (Sized_dynobj::adjust_shndx): New function.
13692 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
13693 dynsym_xindex_ fields.
13694 (Layout::finalize): Add a call to set_section_indexes before
13695 creating the symtab sections.
13696 (Layout::set_section_indexes): Don't do anything if the section
13697 already has a section index.
13698 (Layout::create_symtab_sections): Add shnum parameter. Change
13699 caller. Create .symtab_shndx section if needed.
13700 (Layout::create_shdrs): Add shstrtab_section parameter. Change
13702 (Layout::allocated_output_section_count): New function.
13703 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
13705 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
13706 fields. Update declarations.
13707 (Layout::symtab_xindex): New function.
13708 (Layout::dynsym_xindex): New function.
13709 (class Write_symbols_task): Add layout_ field.
13710 (Write_symbols_task::Write_symbols_task): Add layout parameter.
13712 * output.cc (Output_section_headers::Output_section_headers): Add
13713 shstrtab_section parameter. Change all callers.
13714 (Output_section_headers::do_sized_write): Store overflow values
13715 for section count and section string table section index in
13716 section header zero.
13717 (Output_file_header::do_sized_write): Check for overflow of
13718 section count and section string table section index.
13719 (Output_symtab_xindex::do_write): New function.
13720 (Output_symtab_xindex::endian_do_write): New function.
13721 * output.h (class Output_section_headers): Add shstrtab_section_.
13722 Update declarations.
13723 (class Output_symtab_xindex): Define.
13724 (Output_section::has_out_shndx): New function.
13725 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
13727 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
13728 Change all callers.
13729 (Sized_symbol::init): Likewise.
13730 (Symbol::output_section): Check for ordinary symbol.
13731 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
13732 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
13734 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
13735 Change all callers. Simplify handling of symbols from sections
13736 not included in the link.
13737 (Symbol_table::add_from_dynobj): Handle ordinary symbol
13739 (Weak_alias_sorter::operator()): Assert that symbols are
13741 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
13743 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
13744 parameters. Change all callers.
13745 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
13746 symbol distinction. Use SHN_XINDEX when needed.
13747 (Symbol_table::write_section_symbol): Add symtab_xindex
13748 parameter. Change all callers.
13749 (Symbol_table::sized_write_section_symbol): Likewise. Use
13750 SHN_XINDEX when needed.
13751 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
13753 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
13754 (Symbol::is_defined): Check is_ordinary.
13755 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
13756 (Symbol::is_absolute, Symbol::is_common): Likewise.
13757 (class Sized_symbol): Update declarations.
13758 (class Symbol_table): Update declarations.
13759 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
13760 parameters. Change all callers.
13761 (Sized_symbol::override): Likewise.
13762 (Symbol_table::override): Likewise.
13763 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
13764 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
13765 is_ordinary, and orig_st_shndx parameters. Change all callers.
13766 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
13767 to be in an ordinary section.
13768 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
13769 object and is_ordinary parameters. Change all callers.
13770 (Sized_dwarf_line_info::read_relocs): Add object parameter.
13771 Change all callers. Don't add undefined or non-ordinary symbols
13773 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
13774 Change all callers.
13775 * dwarf_reader.h (class Sized_dwarf_line_info): Update
13777 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
13778 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
13779 (Sized_relobj::relocate_sections): Likewise.
13780 * target-reloc.h (scan_relocs): Adjust section symbol index.
13781 (scan_relocatable_relocs): Likewise.
13782 * i386.cc (Scan::local): Check for ordinary symbols.
13783 * sparc.cc (Scan::local): Likewise.
13784 * x86_64.cc (Scan::local): Likewise.
13785 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
13786 to symbol_section_and_value.
13787 * testsuite/many_sections_test.cc: New file.
13788 * testsuite/Makefile.am (BUILT_SOURCES): Define.
13789 (check_PROGRAMS): Add many_sections_test.
13790 (many_sections_test_SOURCES): Define.
13791 (many_sections_test_DEPENDENCIES): Define.
13792 (many_sections_test_LDFLAGS): Define.
13793 (BUILT_SOURCES): Add many_sections_define.h.
13794 (many_sections_define.h): New target.
13795 (BUILT_SOURCES): Add many_sections_check.h.
13796 (many_sections_check.h): New target.
13797 (check_PROGRAMS): Add many_sections_r_test.
13798 (many_sections_r_test_SOURCES): Define.
13799 (many_sections_r_test_DEPENDENCIES): Define.
13800 (many_sections_r_test_LDFLAGS): Define.
13801 (many_sections_r_test_LDADD): Define.
13802 (many_sections_r_test.o): New target.
13803 * testsuite/Makefile.in: Rebuild.
13805 2008-04-17 Cary Coutant <ccoutant@google.com>
13807 * errors.cc (Errors::info): New function.
13808 (gold_info): New function.
13809 * errors.h (Errors::info): New function.
13810 * gold.h (gold_info): New function.
13811 * object.cc (Input_objects::add_object): Print trace output.
13812 * options.cc (options::parse_set): New function.
13813 (General_options::parse_wrap): Deleted.
13814 (General_options::General_options): Deleted initializer.
13815 * options.h (options::String_set): New typedef.
13816 (options::parse_set): New function.
13817 (DEFINE_set): New macro.
13818 (General_options::wrap): Changed to use DEFINE_set. Changed
13819 callers of any_wrap_symbols and is_wrap_symbol.
13820 (General_options::trace, General_options::trace_symbol):
13822 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
13823 (General_options::wrap_symbols_): Deleted.
13824 * symtab.cc (Symbol_table::add_from_object): Print trace output.
13826 2008-04-17 David S. Miller <davem@davemloft.net>
13828 * options.cc (General_options::parse_V): New function.
13829 * options.h: Add entries for -V and -Qy.
13831 2008-04-17 Ian Lance Taylor <iant@google.com>
13833 * common.cc (Symbol_table::allocate_commons): Remove options
13834 parameter. Change caller.
13835 (Symbol_table::do_allocate_commons): Remove options parameter.
13836 Change caller. Just call do_allocate_commons_list twice.
13837 (Symbol_table::do_allocate_commons_list): New function, broken out
13838 of do_allocate_commons.
13839 * common.h (class Allocate_commons_task): Remove options_ field.
13840 Update constructor.
13841 * symtab.cc (Symbol_table::Symbol_table): Initialize
13843 (Symbol_table::add_from_object): Put TLS common symbols on
13845 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
13846 which are IN_OUTPUT_DATA.
13847 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
13848 allocate_commons and do_allocate_commons declarations. Declare
13849 do_allocate_commons_list.
13850 * gold.cc (queue_middle_tasks): Update creation of
13851 Allocate_commons_task to not pass options.
13852 * testsuite/Makefile.am (INCLUDES): Add -I.. .
13853 (TLS_TEST_C_FLAGS): New variable.
13854 (tls_test_c_pic.o): New target.
13855 (tls_test_shared.so): Link in tls_test_c_pic.o.
13856 (tls_test_c_pic_ie.o): New target.
13857 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
13858 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
13859 (tls_test_c.o): New target.
13860 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
13861 (tls_pic_test_LDADD): Likewise.
13862 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
13863 (tls_shared_gd_to_ie_test_LDADD): Likewise.
13864 (tls_test_c_gnu2.o): New target.
13865 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
13867 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
13868 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
13869 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
13870 * testsuite/tls_test.cc: Include "config.h".
13871 (t_last): Call t11_last.
13872 * testsuite/tls_test.h (t11, t11_last): Declare.
13873 * testsuite/tls_test_c.c: New file.
13874 * testsuite/tls_test_main.cc (thread_routine): Call t11.
13875 * configure.ac: Check for OpenMP support.
13876 * configure, config.in, Makefile.in: Rebuild.
13877 * testsuite/Makefile.in: Rebuild.
13879 2008-04-16 Cary Coutant <ccoutant@google.com>
13881 * i386.cc (Target_i386::define_tls_base_symbol): New function.
13882 (Target_i386::tls_base_symbol_defined_): New field.
13883 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13884 (Target_i386::Scan::global): Likewise.
13885 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
13886 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
13887 (Target_x86_64::tls_base_symbol_defined_): New field.
13888 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13889 (Target_x86_64::Scan::global): Likewise.
13891 2008-04-16 Cary Coutant <ccoutant@google.com>
13893 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
13894 (Symbol::needs_plt_entry): Allow weak undefined symbols.
13895 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
13896 building shared libraries.
13897 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
13898 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
13899 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
13900 * testsuite/Makefile.in: Rebuild.
13901 * testsuite/weak_undef.h: New file.
13902 * testsuite/weak_undef_file1.cc: Add extra test cases.
13903 * testsuite/weak_undef_file2.cc: Likewise.
13904 * testsuite/weak_undef_test.cc: Likewise.
13906 2008-04-16 David S. Miller <davem@davemloft.net>
13908 * sparc.cc (Target_sparc::Scan): Change from struct to class.
13909 Add issued_non_pic_error_ field. Declare check_non_pic.
13910 (Target_sparc::Scan::check_non_pic): New function.
13911 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
13912 (Target_sparc::Scan::global): Likewise.
13914 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
13915 * configure: Rebuild.
13917 * options.h (DEFINE_enable): New macro.
13918 (new_dtags): New enable option.
13919 (initfirst, interpose, loadfltr, nodefaultlib,
13920 nodelete, nodlopen, nodump): New -z options.
13921 * layout.cc (Layout:finish_dynamic_section): If new
13922 dtags enabled, emit DT_RUNPATH. Also, emit a
13923 DT_FLAGS_1 containing any specified -z flags.
13925 2008-04-16 Ian Lance Taylor <iant@google.com>
13927 * copy-relocs.cc: New file.
13928 * copy-relocs.h: New file.
13929 * reloc.cc: Remove Copy_relocs code.
13930 * reloc.h: Likewise.
13931 * reloc-types.h (struct Reloc_types) [both versions]: Add
13932 get_reloc_addend_noerror.
13933 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
13934 variants of add_global which take an addend which must be zero.
13935 * i386.cc: Include "copy-relocs.h".
13936 (class Target_i386): Change type of copy_relocs_ to variable,
13937 update initializer.
13938 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
13939 Change all callers.
13940 (Target_i386::do_finalize_sections): Change handling of
13942 * sparc.cc: Include "copy-relocs.h".
13943 (class Target_sparc): Change type of copy_relocs_ to variable,
13944 update initializer.
13945 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
13946 Change all callers.
13947 (Target_sparc::do_finalize_sections): Change handling of
13949 * x86_64.cc: Include "copy-relocs.h".
13950 (class Target_x86_64): Change type of copy_relocs_ to variable,
13951 update initializer.
13952 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
13953 class. Change all callers.
13954 (Target_x86_64::do_finalize_sections): Change handling of
13956 * Makefile.am (CCFILES): Add copy-relocs.cc.
13957 (HFILES): Add copy-relocs.h.
13959 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
13961 * testsuite/script_test_4.sh: Permit leading zeroes.
13963 2008-04-15 Ian Lance Taylor <iant@google.com>
13965 * script-sections.cc (Script_sections::create_segments): Use
13966 header_size_adjustment even when there is enough room for the
13968 * testsuite/script_test_4.sh: New file.
13969 * testsuite/script_test_4.t: New file.
13970 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
13971 (check_DATA): Add script_test_4.stdout.
13972 (MOSTLYCLEANFILES): Likewise.
13973 (script_test_4): New target.
13974 (script_test_4.stdout): New target.
13975 * testsuite/Makefile.in: Rebuild.
13977 * sparc.cc: Add definitions for Output_data_plt_sparc class
13980 2008-04-14 David S. Miller <davem@davemloft.net>
13982 * sparc.cc: New file.
13983 * Makefile.am (TARGETSOURCES): Add sparc.cc
13984 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
13985 * configure.tgt: Document targ_extra_size and
13986 targ_extra_big_endian. Add entries for sparc-* and
13988 * configure.ac: Handle targ_extra_size and
13989 targ_extra_big_endian.
13990 * Makefile.in: Rebuild.
13991 * configure: Likewise.
13992 * po/POTFILES.in: Likewise.
13993 * po/gold.pot: Likewise.
13995 2008-04-14 Ian Lance Taylor <iant@google.com>
13997 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
13998 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
13999 in the name/type/flags to section mapping. Don't call
14000 allocate_output_section.
14001 (Layout::choose_output_section): Change parameter from adjust_name
14002 to is_input_section. Don't permit input sections after sections
14003 are attached to segments. Don't call allocate_output_section.
14004 (Layout::layout_eh_frame): Call update_flags_for_input_section,
14005 not write_enable_output_section.
14006 (Layout::make_output_section): Don't push to
14007 unattached_section_list_ nor call attach_to_segment. Call
14008 attach_section_to_segment if sections are attached.
14009 (Layout::attach_sections_to_segments): New function.
14010 (Layout::attach_section_to_segment): New function.
14011 (Layout::attach_allocated_section_to_segment): Rename from
14012 attach_to_segment. Remove flags parameter.
14013 (Layout::allocate_output_section): Remove function.
14014 (Layout::write_enable_output_section): Remove function.
14015 * layout.h (class Layout): Update for above changes. Add new
14016 field sections_are_attached_.
14017 * output.h (Output_section::update_flags_for_input_section): New
14019 * output.cc (Output_section::add_input_section): Call
14020 update_flags_for_input_section.
14021 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
14023 2008-04-11 Cary Coutant <ccoutant@google.com>
14025 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
14026 thought unnecessary.
14027 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
14029 2008-04-11 Ian Lance Taylor <iant@google.com>
14031 * output.h (class Output_section_data): Remove inline definition
14033 * output.cc (Output_section_data::set_addralign): New function.
14035 2008-04-11 Cary Coutant <ccoutant@google.com>
14037 Add support for TLS descriptors for i386 and x86_64.
14038 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
14039 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
14040 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
14042 (Target_i386::got_mod_index_entry): Remove unnecessary code.
14043 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
14044 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
14046 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
14047 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
14048 Fix problem with initial-exec relocations.
14049 (Target_i386::Relocate::relocate_tls): Likewise.
14050 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
14052 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
14053 support for section-plus-offset dynamic table entries.
14054 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
14055 (Output_data_dynamic::Dynamic_entry): Add support for
14056 section-plus-offset dynamic table entries.
14057 (Output_data_dynamic::Classification): Likewise.
14058 (Output_data_dynamic::classification_): Renamed offset_.
14059 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
14060 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
14061 (Target_x86_64::make_plt_section): New function.
14062 (Target_x86_64::reserve_tlsdesc_entries): New function.
14063 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
14064 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
14065 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
14066 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
14067 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
14068 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
14069 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
14070 add extra PLT entry for TLS descriptors.
14071 (Output_data_plt_x86_64::got_): New field.
14072 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
14073 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
14075 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
14077 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
14078 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
14079 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
14080 R_386_TLS_DESC_CALL relocations.
14081 (Target_x86_64::Scan::global): Likewise.
14082 (Target_x86_64::do_finalize_sections): Add dynamic table entries
14083 for TLS descriptors.
14084 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
14085 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
14086 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
14087 GD-to-IE relaxation.
14088 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
14089 and TLS_DESCRIPTORS.
14090 * Makefile.in: Rebuild.
14091 * configure: Rebuild.
14092 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
14093 (tls_test_shared2.so): New target.
14094 (tls_shared_gd_to_ie_test_SOURCES): New variable.
14095 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
14096 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
14097 (tls_shared_gd_to_ie_test_LDADD): New variable.
14098 (tls_shared_gnu2_gd_to_ie_test): New target.
14099 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
14101 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
14102 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
14103 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
14104 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
14105 (tls_shared_gnu2_test): New target.
14106 (tls_test_gnu2_shared.so): New target.
14107 (tls_shared_gnu2_test_SOURCES): New variable.
14108 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
14109 (tls_shared_gnu2_test_LDFLAGS): New variable.
14110 (tls_shared_gnu2_test_LDADD): New variable.
14111 * testsuite/Makefile.in: Rebuild.
14112 * testsuite/Makefile.
14114 2008-04-11 Ian Lance Taylor <iant@google.com>
14116 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
14118 * testsuite/Makefile.in: Rebuild.
14120 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
14122 * testsuite/script_test_2.cc (main): Adjust test.
14124 2008-04-11 David S. Miller <davem@davemloft.net>
14125 Ian Lance Taylor <iant@google.com>
14127 * options.h (General_options): Add entries for '-Y' and
14129 * options.cc (General_options:finalize): If -Y was used, add those
14130 entries to the library path instead of the default "/lib" and
14133 2008-04-11 David S. Miller <davem@davemloft.net>
14135 * testsuite/justsyms.t: Start at 0x100.
14136 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
14137 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
14139 * testsuite/script_test_2.cc: Adjust string and section length
14142 2008-04-09 Ian Lance Taylor <iant@google.com>
14145 * script-sections.cc (Sections_element::allocate_to_segment): Add
14147 (Output_section_definition::allocate_to_segment): Likewise.
14148 (Orphan_output_section::allocate_to_segment): Likewise.
14149 (Script_sections::attach_sections_using_phdrs_clause): Don't
14150 propagate non-PT_LOAD segments to orphan sections.
14151 * testsuite/Makefile.am (script_test_3.stdout): Generate using
14152 readelf rather than objdump.
14153 * testsuite/script_test_3.sh: Adjust accordingly. Test that
14154 .interp section and PT_INTERP segment are the same size.
14155 * testsuite/Makefile.in: Rebuild.
14157 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
14158 aliases for symbols defined in the same object.
14159 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
14160 (weak_alias_test_SOURCES): New variable.
14161 (weak_alias_test_DEPENDENCIES): New variable.
14162 (weak_alias_test_LDFLAGS): New variable.
14163 (weak_alias_test_LDADD): New variable.
14164 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
14165 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
14166 (weak_alias_test_3.o): New target.
14167 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
14168 * testsuite/weak_alias_test_main.cc: New file.
14169 * testsuite/weak_alias_test_1.cc: New file.
14170 * testsuite/weak_alias_test_2.cc: New file.
14171 * testsuite/weak_alias_test_3.cc: New file.
14173 2008-04-08 Ian Lance Taylor <iant@google.com>
14175 * options.h (class General_options): Add --noinhibit-exec option.
14176 * main.cc (main): Check --noinhibit-exec.
14178 * options.h (class General_options): Define --wrap as a special
14179 option. Add wrap_symbols_ field.
14180 (General_options::any_wrap_symbols): New function.
14181 (General_options::is_wrap_symbol): New function.
14182 * options.cc (General_options::parse_wrap): New function.
14183 (General_options::General_options): Initialize wrap_symbols_.
14184 * symtab.cc (Symbol_table::wrap_symbol): New function.
14185 (Symbol_table::add_from_object): Handle --wrap.
14186 * symtab.h (class Symbol_table): Declare wrap_symbol.
14187 * target.h (Target::wrap_char): New function.
14188 (Target::Target_info): Add wrap_char field.
14189 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
14190 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
14191 * testsuite/testfile.cc (Target_test::test_target_info):
14194 * errors.cc (Errors::undefined_symbol): Mention symbol version if
14197 * layout.h (class Layout): Add added_eh_frame_data_ field.
14198 * layout.cc (Layout::Layout): Initialize new field.
14199 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
14200 output section until we find a section we merged successfully.
14201 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
14202 that the size be non-zero.
14204 * merge.cc (Object_merge_map::get_output_offset): Remove inline
14207 2008-04-08 Craig Silverstein <csilvers@google.com>
14209 * configure.ac: Export new conditional variable HAVE_ZLIB.
14210 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
14212 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
14213 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
14215 2008-04-07 Ian Lance Taylor <iant@google.com>
14217 * version.cc (version_string): Set to "1.5".
14219 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
14220 Add issued_non_pic_error_ field. Declare check_non_pic.
14221 (Target_x86_64::Scan::check_non_pic): New function.
14222 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
14223 (Target_x86_64::Scan::global): Likewise.
14225 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
14226 addend parameter. Change caller. Handle merge sections.
14227 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
14228 Address to Addend. Don't add in the result of
14229 local_section_offset, pass down the addend and use the returned
14231 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
14232 Update declarations of local_section_offset and symbol_value.
14233 * testsuite/two_file_test_1.cc (t18): New function.
14234 * testsuite/two_file_test_2.cc (f18): New function.
14235 * testsuite/two_file_test_main.cc (main): Call t18.
14236 * testsuite/two_file_test.h (t18, f18): Declare.
14238 * configure.ac: Don't test for objdump, c++filt, or readelf.
14239 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
14241 (TEST_READELF): New variable.
14242 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
14243 (check_PROGRAMS): Add two_file_strip_test.
14244 (two_file_strip_test): New target.
14245 (check_PROGRAMS): Add two_file_same_shared_strip_test.
14246 (two_file_same_shared_strip_test_SOURCES): New variable.
14247 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
14248 (two_file_same_shared_strip_test_LDFLAGS): New variable.
14249 (two_file_same_shared_strip_test_LDADD): New variable.
14250 (two_file_shared_strip.so): New target.
14251 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
14252 (ver_test_5.syms, ver_test_7.syms): Likewise.
14253 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
14254 (strip_test_3.stdout): Use TEST_OBJDUMP.
14255 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
14257 2008-04-04 Cary Coutant <ccoutant@google.com>
14259 * symtab.h (Symbol::is_weak_undefined): New function.
14260 (Symbol::is_strong_undefined): New function.
14261 (Symbol::is_absolute): New function.
14262 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
14263 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
14265 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
14266 (weak_undef_test): New target.
14267 * testsuite/Makefile.in: Rebuild.
14268 * testsuite/weak_undef_file1.cc: New file.
14269 * testsuite/weak_undef_file2.cc: New file.
14270 * testsuite/weak_undef_test.cc: New file.
14272 2008-04-03 Craig Silverstein <csilvers@google.com>
14274 * compressed_output.h (class Output_compressed_section): Use
14276 * compressed_output.cc (zlib_compress): Use unsigned buffers,
14278 (zlib_compressed_suffix): Removed.
14279 (Output_compressed_section::set_final_data_size): Use unsigned
14281 * testsuite/Makefile.am (flagstest_compress_debug_sections):
14282 Fix linker invocation.
14283 (flagstest_o_specialfile_and_compress_debug_sections):
14285 * testsuite/Makefile.in: Regenerated.
14287 2008-04-02 David S. Miller <davem@davemloft.net>
14289 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
14290 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
14292 2008-04-02 Craig Silverstein <csilvers@google.com>
14296 2008-04-02 Ian Lance Taylor <iant@google.com>
14298 * fileread.cc (File_read::find_view): Add byteshift and vshifted
14299 parameters. Update for new key type to views_. Change all
14301 (File_read::read): Adjust for byteshift in returned view.
14302 (File_read::add_view): New function, broken out of
14303 find_and_make_view.
14304 (File_read::make_view): New function, broken out of
14305 find_and_make_view.
14306 (File_read::find_or_make_view): Add offset and aligned
14307 parameters. Rewrite accordingly. Change all callers.
14308 (File_read::get_view): Add offset and aligned parameters. Adjust
14309 for byteshift in return value.
14310 (File_read::get_lasting_view): Likewise.
14311 * fileread.h (class File_read): Update declarations.
14312 (class File_read::View): Add byteshift_ field. Add byteshift to
14313 constructor. Add byteshift method.
14314 * archive.h (Archive::clear_uncached_views): New function.
14315 (Archive::get_view): Add aligned parameter. Change all callers.
14316 * object.h (Object::get_view): Add aligned parameter. Change all
14318 (Object::get_lasting_view): Likewise.
14320 * fileread.cc (File_read::release): Don't call clear_views if
14321 there are multiple objects.
14322 * fileread.h (File_read::clear_uncached_views): New function.
14323 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
14326 2008-03-31 Cary Coutant <ccoutant@google.com>
14328 Add thin archive support.
14329 * archive.cc (Archive::armagt): New const.
14330 (Archive::setup): Remove task parameter and calls to unlock.
14331 (Archive::unlock_nested_archives): New function.
14332 (Archive::read_header): Add nested_off parameter. Change
14334 (Archive::interpret_header): Likewise.
14335 (Archive::include_all_members): Change to handle thin
14337 (Archive::include_member): Likewise.
14338 * archive.h (Archive::Archive): Add new parameters and
14340 (Archive::armagt): New const.
14341 (Archive::setup): Remove task parameter.
14342 (Archive::unlock_nested_archives): New function.
14343 (Archive::read_header): Add nested_off parameter.
14344 (Archive::interpret_header): Likewise.
14345 (Archive::Nested_archive_table): New typedef.
14346 (Archive::is_thin_archive_): New field.
14347 (Archive::nested_archives_): New field.
14348 (Archive::options_): New field.
14349 (Archive::dirpath_): New field.
14350 (Archive::task_): New field.
14351 * readsyms.cc (Read_symbols::do_read_symbols): Add check
14352 for thin archives. Pass additional parameters to
14353 Archive::Archive. Unlock the archive file after calling
14356 2008-03-29 Ian Lance Taylor <iant@google.com>
14358 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
14359 version symbol to be local.
14360 * testsuite/ver_test_4.sh: New file.
14361 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
14362 (check_DATA): Add ver_test_4.syms.
14363 (ver_test_4.syms): New target.
14364 * testsuite/Makefile.in: Rebuild.
14367 (Output_section::Input_section_sort_entry::has_priority): New
14369 (Output_section::Input_section_sort_entry::match_file_name): New
14371 (Output_section::Input_section_sort_entry::match_section_name):
14373 (Output_section::Input_section_sort_entry::match_section_name_prefix):
14375 (Output_section::Input_section_sort_entry::match_section_file):
14377 (Output_section::Input_section_sort_compare::operator()): Rewrite
14378 using new Input_section_sort_entry functions. Sort crtbegin and
14379 crtend first. Sort sections with no priority before sections with
14381 * testsuite/initpri1.c (d3): Check j != 4.
14382 (cd5): New constructor/destructor function.
14383 (main): Check j != 2.
14385 * symtab.cc (Symbol_table::add_from_object): If we don't use the
14386 new symbol when resolving, don't call set_is_default.
14387 * testsuite/ver_test_7.cc: New file.
14388 * testsuite/ver_test_7.sh: New file.
14389 * testsuite/Makefile.am (ver_test_7.so): New target.
14390 (ver_test_7.o): New target.
14391 (check_SCRIPTS): Add ver_test_7.sh.
14392 (check_DATA): Add ver_test_7.syms.
14393 (ver_test_7.syms): New target.
14395 2008-03-28 Ian Lance Taylor <iant@google.com>
14397 * layout.cc (Layout::layout): If we see an input section with a
14398 name that needs sorting, set the must_sort flag for the output
14400 (Layout::make_output_section): If the name of the output section
14401 indicates that it might require sorting, set the may_sort flag.
14402 * output.h (Output_section::may_sort_attached_input_sections): New
14404 (Output_section::set_may_sort_attached_input_sections): New
14406 (Output_section::must_sort_attached_input_sections): New
14408 (Output_section::set_must_sort_attached_input_sections): New
14410 (class Output_section): Declare Input_section_sort_entry. Define
14411 Input_section_sort_compare. Declare
14412 sort_attached_input_sections. Add new fields:
14413 may_sort_attached_input_sections_,
14414 must_sort_attached_input_sections_,
14415 attached_input_sections_are_sorted_.
14416 * output.cc (Output_section::Output_section): Initialize new
14418 (Output_section::add_input_section): Add an entry to
14419 input_sections_ if may_sort or must_sort are true.
14420 (Output_section::set_final_data_size): Call
14421 sort_attached_input_sections if necessary.
14422 (Output_section::Input_section_sort_entry): Define new class.
14423 (Output_section::Input_section_sort_compare::operator()): New
14425 (Output_section::sort_attached_input_sections): New function.
14426 * configure.ac: Check whether the compiler supports constructor
14427 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
14428 * testsuite/initpri1.c: New file.
14429 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
14430 CONSTRUCTOR_PRIORITY.
14431 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
14432 (initpri1_LDFLAGS): New variable.
14433 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
14435 2008-03-27 Ian Lance Taylor <iant@google.com>
14437 * common.cc (Sort_commons::operator): Correct sorting algorithm.
14438 * testsuite/common_test_1.c: New file.
14439 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
14440 (common_test_1_SOURCES): New variable.
14441 (common_test_1_DEPENDENCIES): New variable.
14442 (common_test_1_LDFLAGS): New variable.
14444 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
14445 and commons_ correctly when NAME/VERSION does not override
14447 * testsuite/ver_test_6.c: New file.
14448 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
14449 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
14450 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
14452 2008-03-26 Ian Lance Taylor <iant@google.com>
14454 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
14455 of an undefined symbol from a version script.
14456 * testsuite/Makefile.am (ver_test_5.so): New target.
14457 (ver_test_5.o): New target.
14458 (check_SCRIPTS): Add ver_test_5.sh.
14459 (check_DATA): Add ver_test_5.syms.
14460 (ver_test_5.syms): New target.
14461 * testsuite/ver_test_5.cc: New file.
14462 * testsuite/ver_test_5.script: New file.
14463 * testsuite/ver_test_5.sh: New file.
14464 * Makefile.in, testsuite/Makefile.in: Rebuild.
14467 Fix problems building gold with gcc 4.3.0.
14468 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
14469 (gold_error_at_location, gold_warning_at_location): Use it.
14470 * configure.ac: Check whether we can compile and use a template
14471 function with a printf attribute.
14472 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
14473 when jumping over bytes.
14474 * object.cc: Instantiate Object::read_section_data.
14475 * debug.h: Include <cstring>
14476 * dwarf_reader.cc: Include <algorithm>
14477 * main.cc: Include <cstring>.
14478 * options.cc: Include <cstring>.
14479 * output.cc: Include <cstring>.
14480 * script.cc: Include <cstring>.
14481 * script.h: Include <string>.
14482 * symtab.cc: Include <cstring> and <algorithm>.
14483 * target-select.cc: Include <cstring>.
14484 * version.cc: Include <string>.
14485 * testsuite/testmain.cc: Include <cstdlib>.
14486 * configure, config.in: Rebuild.
14488 2008-03-25 Ian Lance Taylor <iant@google.com>
14490 * options.cc: Include "../bfd/bfdver.h".
14491 (options::help): Print bug reporting address.
14493 * version.cc (print_version): Adjust output for current value of
14494 BFD_VERSION_STRING.
14498 * options.cc (options::help): Print list of supported targets.
14499 * target-select.h: Include <vector>.
14500 (class Target_selector): Make machine_, size_, and is_big_endian_
14501 fields const. Add bfd_name_ and instantiated_target_ fields.
14502 (Target_selector::Target_selector): Add bfd_name parameter.
14503 (Target_selector::recognize): Make non-virtual, call
14505 (Target_selector::recognize_by_name): Make non-virtual, call
14506 do_recognize_by_name.
14507 (Target_selector::supported_names): New function.
14508 (Target_selector::bfd_name): New function.
14509 (Target_selector::do_instantiate_target): New pure virtual
14511 (Target_selector::do_recognize): New virtual function.
14512 (Target_selector::do_recognize_by_name): New virtual function.
14513 (Target_selector::instantiate_target): New private function.
14514 (supported_target_names): Declare.
14515 * target-select.cc (Target_selector::Target_selector): Update for
14516 new parameter and fields.
14517 (select_target_by_name): Check that the name matches before
14518 calling recognize_by_name.
14519 (supported_target_names): New function.
14520 * i386.cc (class Target_selector_i386): Update Target_selector
14521 constructor call. Remove recognize and recognize_by_name. Add
14522 do_instantiate_target.
14523 * x86_64.cc (class Target_selector_x86_64): Likewise.
14524 * testsuite/testfile.cc (class Target_selector_test): Update for
14525 changes to Target_selector.
14527 * README: Rewrite, with some notes on unsupported features.
14529 2008-03-24 Cary Coutant <ccoutant@google.com>
14531 * i386.cc (Target_i386::Got_type): New enum declaration.
14532 (Target_i386::Scan::local): Updated callers of Output_data_got
14534 (Target_i386::Scan::global): Likewise.
14535 (Target_i386::Relocate::relocate): Likewise.
14536 (Target_i386::Relocate::relocate_tls): Likewise.
14537 * object.h (Got_offset_list): New class.
14538 (Sized_relobj::local_has_got_offset): Added got_type parameter.
14539 (Sized_relobj::local_got_offset): Likewise.
14540 (Sized_relobj::set_local_got_offset): Likewise.
14541 (Sized_relobj::local_has_tls_got_offset): Removed.
14542 (Sized_relobj::local_tls_got_offset): Removed.
14543 (Sized_relobj::set_local_tls_got_offset): Removed.
14544 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
14545 * output.cc (Output_data_got::add_global): Added got_type parameter.
14546 (Output_data_got::add_global_with_rel): Likewise.
14547 (Output_data_got::add_global_with_rela): Likewise.
14548 (Output_data_got::add_global_pair_with_rel): New function.
14549 (Output_data_got::add_global_pair_with_rela): New function.
14550 (Output_data_got::add_local): Added got_type parameter.
14551 (Output_data_got::add_local_with_rel): Likewise.
14552 (Output_data_got::add_local_with_rela): Likewise.
14553 (Output_data_got::add_local_pair_with_rel): New function.
14554 (Output_data_got::add_local_pair_with_rela): New function.
14555 (Output_data_got::add_global_tls): Removed.
14556 (Output_data_got::add_global_tls_with_rel): Removed.
14557 (Output_data_got::add_global_tls_with_rela): Removed.
14558 (Output_data_got::add_local_tls): Removed.
14559 (Output_data_got::add_local_tls_with_rel): Removed.
14560 (Output_data_got::add_local_tls_with_rela): Removed.
14561 * output.h (Output_data_got::add_global): Added got_type parameter.
14562 (Output_data_got::add_global_with_rel): Likewise.
14563 (Output_data_got::add_global_with_rela): Likewise.
14564 (Output_data_got::add_global_pair_with_rel): New function.
14565 (Output_data_got::add_global_pair_with_rela): New function.
14566 (Output_data_got::add_local): Added got_type parameter.
14567 (Output_data_got::add_local_with_rel): Likewise.
14568 (Output_data_got::add_local_with_rela): Likewise.
14569 (Output_data_got::add_local_pair_with_rel): New function.
14570 (Output_data_got::add_local_pair_with_rela): New function.
14571 (Output_data_got::add_global_tls): Removed.
14572 (Output_data_got::add_global_tls_with_rel): Removed.
14573 (Output_data_got::add_global_tls_with_rela): Removed.
14574 (Output_data_got::add_local_tls): Removed.
14575 (Output_data_got::add_local_tls_with_rel): Removed.
14576 (Output_data_got::add_local_tls_with_rela): Removed.
14577 * resolve.cc (Symbol::override_base_with_special): Removed
14578 reference to has_got_offset_ field.
14579 * symtab.cc (Symbol::init_fields): Replaced initialization
14580 of got_offset_ with got_offsets_. Removed initialization
14582 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
14583 (Symbol::got_offset): Likewise.
14584 (Symbol::set_got_offset): Likewise.
14585 (Symbol::has_tls_got_offset): Removed.
14586 (Symbol::tls_got_offset): Removed.
14587 (Symbol::set_tls_got_offset): Removed.
14588 (Symbol::got_offset_): Removed.
14589 (Symbol::tls_mod_got_offset_): Removed.
14590 (Symbol::tls_pair_got_offset_): Removed.
14591 (Symbol::got_offsets_): New field.
14592 (Symbol::has_got_offset): Removed.
14593 (Symbol::has_tls_mod_got_offset): Removed.
14594 (Symbol::has_tls_pair_got_offset): Removed.
14595 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
14596 (Target_x86_64::Scan::local): Updated callers of Output_data_got
14598 (Target_x86_64::Scan::global): Likewise.
14599 (Target_x86_64::Relocate::relocate): Likewise.
14600 (Target_x86_64::Relocate::relocate_tls): Likewise.
14602 2008-03-25 Ben Elliston <bje@au.ibm.com>
14604 * yyscript.y: Fix spelling error in comment.
14606 2008-03-24 Ian Lance Taylor <iant@google.com>
14608 * options.h (class General_options): Define build_id option.
14609 * layout.h (class Layout): Declare write_build_id, create_note,
14610 create_build_id. Add build_id_note_ member.
14611 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
14612 "libiberty.h", "md5.h", "sha1.h".
14613 (Layout::Layout): Initialize eh_frame_data_,
14614 eh_frame_hdr_section_, and build_id_note_.
14615 (Layout::finalize): Call create_build_id.
14616 (Layout::create_note): New function, broken out of
14617 Layout::create_gold_note.
14618 (Layout::create_gold_note): Call create_note.
14619 (Layout::create_build_id): New function.
14620 (Layout::write_build_id): New function.
14621 (Close_task_runner::run): Call write_build_id.
14623 * x86_64.cc: Correct license to GPLv3.
14625 2008-03-23 Ian Lance Taylor <iant@google.com>
14627 * options.cc: Include "demangle.h".
14628 (parse_optional_string): New function.
14629 (parse_long_option): Handle takes_optional_argument.
14630 (parse_short_option): Update dash_z initializer. Handle
14631 takes_optional_argument.
14632 (General_options::General_options): Initialize do_demangle_.
14633 (General_options::finalize): Set do_demangle_. Handle demangling
14635 * options.h (parse_optional_string): Declare.
14636 (struct One_option): Add optional_arg field. Update constructor.
14637 Update call constructor calls. Add takes_optional_argument
14639 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
14640 (DEFINE_optional_string): Define.
14641 (General_options::demangle): Change from DEFINE_bool to
14642 DEFINE_optional_string.
14643 (General_options::no_demangle): New function.
14644 (General_options::do_demangle): New function.
14645 (General_options::set_do_demangle): New function.
14646 (General_options::execstack_status_): Move definition to end of
14648 (General_options::static_): Likewise.
14649 (General_options::do_demangle_): New field.
14650 * object.cc (big_endian>::get_symbol_location_info): Call
14651 Options::do_demangle, not Options::demangle.
14652 * symtab.cc (demangle): Likewise.
14654 2008-03-22 Ian Lance Taylor <iant@google.com>
14656 * gold.h: Include <cstddef> and <sys/types.h>
14657 * options.h: Include <cstring>.
14659 2008-03-21 Ian Lance Taylor <iant@google.com>
14661 * Added source code to GNU binutils.
14663 Copyright (C) 2008-2012 Free Software Foundation, Inc.
14665 Copying and distribution of this file, with or without modification,
14666 are permitted in any medium without royalty provided the copyright
14667 notice and this notice are preserved.
14673 version-control: never