1 2010-04-07 Doug Kwan <dougkwan@google.com>
3 * arm.cc: Replace "endianity" with "endianness" in comments.
4 (Arm_exidx_cantunwind): Ditto.
5 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
6 (Arm_relobj::merge_flags_and_attributes): New method.
7 (Arm_relobj::merge_flags_and_attributes_): New data member.
8 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
9 (Arm_relobj::scan_sections_for_stubs): Ditto.
10 (Arm_relobj::do_read_symbols): Check to see if we really want to
11 merge processor-specific flags and attributes. Exit early if
12 an object is empty except for section names and the undefined symbol.
13 (Target_arm::do_finalize_sections): Move check for ELF format to
14 Arm_relobj::do_read_symbols. Merge processor specific flags and
15 attributes from a regular object only when we have determined that
16 it is aapropriate. Do not create an .ARM.attributes section in
17 output if there is no regular input object.
18 (Target_arm::merge_processor_specific_flags): Check
19 --warn-mismatch before printing any error.
20 (Target_arm::merge_object_attributes): Ditto.
21 * gold.cc (queue_middle_tasks): Handle the case in which there is
22 no regular object in input.
23 * options.cc (General_options::parse_EB): New method.
24 (General_options::parse_EL): Same.
25 (General_options::General_options): Initialize endianness_.
26 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
28 (General_options::Endianness): New enum.
29 (General_options::endianness): New method.
30 (General_options::endianness_): New data member.
31 * parameters.cc (Parameters::set_options): Check target endianness.
32 (Parameters::set_target_once): Ditto.
33 (Parameters::check_target_endianness): New method.
34 (parameters_force_valid_target): If either -EL or -EB is specified,
35 use it to define endianness of default target.
36 * parameters.h (Parameters::check_target_endianness): New method
38 * target.h (class Target): Change "endianity" to "endianness"
41 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
43 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
44 * configure: Regenerate.
45 * Makefile.in: Regenerate.
46 * testsuite/Makefile.in: Regenerate.
48 2010-04-06 Cary Coutant <ccoutant@google.com>
51 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
52 prevailing definitions of common symbols.
53 * testsuite/plugin_test_6.sh: New test case.
54 * testsuite/plugin_common_test_1.c: New test case.
55 * testsuite/plugin_common_test_2.c: New test case.
56 * testsuite/Makefile.am (plugin_test_6): New test case.
57 * testsuite/Makefile.in: Regenerate.
59 2010-04-06 Nick Clifton <nickc@redhat.com>
61 * po/vi.po: New Vietnamese translation.
63 2010-03-30 Doug Kwan <dougkwan@google.com>
65 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
67 2010-03-25 Doug Kwan <dougkwan@google.com>
69 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
70 to avoid a conversion warning on a 32-bit host.
72 2010-03-24 Ian Lance Taylor <iant@google.com>
74 * testsuite/script_test_3.t: Add a TLS segment.
75 * testsuite/Makefile.am (check_PROGRAMS): Add
76 tls_phdrs_script_test.
77 (tls_phdrs_script_test_SOURCES): Define.
78 (tls_phdrs_script_test_DEPENDENCIES): Define.
79 (tls_phdrs_script_test_LDFLAGS): Define.
80 (tls_phdrs_script_test_LDADD): Define.
81 * testsuite/Makefile.in: Rebuild.
83 2010-03-23 Cary Coutant <ccoutant@google.com>
85 * fileread.cc (find_or_make_view): Fix comment.
87 2010-03-23 Ian Lance Taylor <iant@google.com>
89 * script-sections.cc (class Orphan_section_placement): Define
90 PLACE_TLS and PLACE_TLS_BSS.
91 (Orphan_section_placement::Orphan_section_placement): Initialize
93 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
94 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
95 (tls_script_test_SOURCES): Define.
96 (tls_script_test_DEPENDENCIES): Define.
97 (tls_script_test_LDFLAGS): Define.
98 (tls_script_test_LDADD): Define.
99 * testsuite/Makefile.in: Rebuild.
101 2010-03-22 Doug Kwan <dougkwan@google.com>
103 * arm.cc (Arm_relocate_functions::abs8,
104 Arm_relocate_functions::abs16): Use correct check for overflow
105 specified in the ARM ELF specs.
106 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
107 target of a BLX instruction specially.
108 (Reloc_stub::stub_type_for_reloc): Ditto.
109 (Relocate::relocate): Use symbolic names instead of numeric relocation
110 codes to report error.
111 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
113 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
114 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
115 thumb2_blx_out_of_range.stdout
116 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
117 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
118 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
119 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
120 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
121 thumb2_blx_in_range, thumb2_blx_in_range.o,
122 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
123 thumb2_blx_out_of_range.o): New rules.
124 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
125 thumb2_blx_in_range and thumb2_blx_out_of_range.
126 * testsuite/Makefile.in: Regenerate.
127 * arm_branch_in_range.sh: Add tests for THUMB BLX.
128 * testsuite/thumb_blx_in_range.s: New file.
129 * testsuite/thumb_blx_out_of_range.s: New file.
131 2010-03-22 Rafael Espindola <espindola@google.com>
133 * archive.cc (Should_include): Move to archive.h.
134 (should_include_member): Make it a member of Archive.
136 (Add_lib_group_symbols): New.
137 * archive.h: Include options.h.
138 (Archive_member): Moved from Archive.
139 (Should_include): Moved from archive.cc.
141 (Add_lib_group_symbols): New.
142 * dynobj.cc (do_should_include_member): New.
143 * dynobj.h (do_should_include_member): New.
144 * gold.cc (queue_initial_tasks): Update call to queue.
145 * main.cc (main): Print lib group stats.
146 * object.cc (do_should_include_member): New.
147 * object.h: Include archive.h.
148 (Object::should_include_member): New.
149 (Object::do_should_include_member): New.
150 (Sized_relobj::do_should_include_member): New.
151 * options.cc (General_options::parse_start_lib): New.
152 (General_options::parse_end_lib): New.
153 (Input_arguments::add_file): Handle lib groups.
154 (Input_arguments::start_group): Check we are not in a lib.
155 (Input_arguments::start_lib): New.
156 (Input_arguments::end_lib): New.
157 * options.h (General_options): Add start_lib and end_lib.
158 (Input_argument::lib_): New.
159 (Input_argument::lib): New.
160 (Input_argument::is_lib): New.
161 (Input_file_lib): New.
162 (Input_arguments::in_lib_): New.
163 (Input_arguments::in_lib): New.
164 (Input_arguments::start_lib): New.
165 (Input_arguments::end_lib_): New.
166 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
167 in unused members as preempted.
168 (Sized_pluginobj::do_should_include_member): New.
169 * plugin.h (Sized_pluginobj::do_should_include_member): New.
170 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
172 (Read_symbols::do_whole_lib_group): New.
173 (Read_symbols::do_lib_group): New.
174 (Read_symbols::do_read_symbols): Handle lib groups.
175 (Read_symbols::get_name): Handle lib groups.
176 * readsyms.h (Read_symbols): Add an archive member pointer.
177 (Read_symbols::do_whole_lib_group): New.
178 (Read_symbols::do_lib_group): New.
179 (Read_symbols::member_): New.
180 * script.cc (read_input_script): Update call to queue_soon.
182 2010-03-19 Doug Kwan <dougkwan@google.com>
184 * arm.cc (Stub_table::Stub_table): Initialize new data members
185 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
186 (Stub_table::add_reloc_stub): Assign stub offset and update
187 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
188 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
190 (Stub_table::update_data_size_and_addralign): Use
191 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
192 instead of going over all reloc stubs.
193 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
194 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
195 Stringpool_template::offset_ to size of Stringpool_char.
196 (Stringpool_template::new_key_offset): Remove code to initialize
197 Stringpool_template::offset_.
198 * stringpool.h (Stringpool_template::set_no_zero_null): Set
199 Stringpool_template::offset_ to zero.
201 2010-03-15 Doug Kwan <dougkwan@google.com>
203 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
205 (Stringpool_template::new_key_offset): New method.
206 (Stringpool_template::add_string): Assign offsets when adding new
208 (Stringpool_template::set_string_offsets): Do not set string offsets
210 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
212 (Chunked_vector::clear): Clear size_.
213 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
214 (Chunked_vector::size): Return size_.
215 (Chunked_vector::push_back): Use size_ to find insert position.
216 (Chunked_vector::size_): New data member.
217 (Stringpool_template::set_no_zero_null): Assert string set is empty.
218 (Stringpool_template::new_key_offset): New method declaration.
219 (Stringpool_template::offset_): New data member.
221 2010-03-15 Rafael Espindola <espindola@google.com>
223 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
224 Add_symbols' constructor.
225 * readsyms.h (Add_symbols): Remove the input_group member.
227 2010-03-10 Ian Lance Taylor <iant@google.com>
229 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
230 target to ask whether a reference to a symbol requires a stack
232 * target.h (Target::is_call_to_non_split): New function.
233 (Target::do_is_call_to_non_split): Declare virtual function.
234 * target.cc: Include "symtab.h".
235 (Target::do_is_call_to_non_split): New function.
236 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
238 2010-03-10 Cary Coutant <ccoutant@google.com>
240 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
241 (File_read::open[1]): Remove initial mapping of whole_file_view_.
242 (File_read::open[2]): Add whole_file_view_ to list of views.
243 (File_read::make_view): Remove test of whole_file_view_.
244 (File_read::find_or_make_view): Create whole_file_view_ if
246 (File_read::clear_views): Replace bool parameter with enum;
247 adjust all callers. Don't delete views with permanent data;
248 do delete cached views and views from archives if
249 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
250 if clearing the corresponding view.
251 * fileread.h (File_read::Clear_views_mode): New enum.
252 (File_read::View::is_permanent_view): New method.
253 (File_read::clear_views): Replace bool parameter
254 with enum; adjust all callers.
255 * options.h (General_options): Change keep_files_mapped option;
257 * readsyms.cc (Add_symbols::run): Delete sd_ object before
259 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
262 2010-03-10 David S. Miller <davem@davemloft.net>
264 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
266 2010-03-09 Sriraman Tallam <tmsriram@google.com>
268 * icf.cc (get_section_contents): Add '@' marker after processing the
271 2010-03-08 Doug Kwan <dougkwan@google.com>
273 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
274 due to a conversion warning.
275 (Arm_relobj::update_output_local_symbol_count): Check for local
276 symbol with unset output index.
278 2010-03-05 Ian Lance Taylor <iant@google.com>
280 * options.h (class General_options): Add --spare-dynamic-tags.
281 * output.cc (Output_data_dynamic::set_final_data_size): Implement
282 --spare-dynamic-tags.
284 2010-03-05 Ian Lance Taylor <iant@google.com>
286 * incremental.cc: Include "libiberty.h".
288 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
290 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
291 function, is_info_ member.
292 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
293 (Versions::Versions): Update caller.
294 (Versions::define_base_version): Likewise.
295 (Versions::add_def): Likewise.
297 2010-03-03 Sriraman Tallam <tmsriram@google.com>
299 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
300 (Scan::possible_function_pointer_reloc): New function.
301 (Scan::local_reloc_may_be_function_pointer): Change to call
302 possible_function_pointer_reloc.
303 (Scan::global_reloc_may_be_function_pointer): Ditto.
304 * icf.h (Icf::check_section_for_function_pointers): Change to reject
305 relocations in ".data.rel.ro._ZTV" section.
306 * testsuite/icf_safe_so_test.sh: Change to pass i386.
307 * testsuite/icf_safe_so_test.cc: Ditto.
308 * testsuite/icf_safe_test.cc: Ditto.
309 * testsuite/icf_safe_test.sh: Ditto.
311 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
312 Ian Lance Taylor <iant@google.com>
314 * target-reloc.h (relocate_section): Check the symbol table index
315 for -1U before setting the local symbol index.
316 (scan_relocatable_relocs): If copying the relocation, record that
317 the local symbol is required.
318 * object.h (Symbol_value::is_output_symtab_index_set): New
320 (Symbol_value::may_be_discarded_from_output_symtab): New
322 (Symbol_value::has_output_symtab_entry): New function.
323 (Symbol_value::needs_output_symtab_entry): Remove.
324 (Symbol_value::output_symtab_index): Make sure the symbol index is
326 (Symbol_value::set_output_symtab_index): Make sure the symbol
327 index is not set. Make sure the new index is valid.
328 (Symbol_value::set_must_have_output_symtab_entry): New function.
329 (Symbol_value::has_output_dynsym_entry): New function.
330 (Symbol_value::set_output_dynsym_index): Make sure the new index
332 (Sized_relobj::set_must_have_output_symtab_entry): New function.
333 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
334 local symbol if permitted.
335 (Sized_relobj::do_finalize_local_symbols): Call
336 is_output_symtab_index_set rather than needs_output_symtab_entry.
337 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
338 rather than needs_output_symtab_entry. Call
339 has_output_dynsym_entry rather than needs_output_dynsym_entry.
340 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
341 is_output_symtab_index_set rather than needs_output_symtab_entry.
342 * testsuite/discard_locals_relocatable_test.c: New file.
343 * testsuite/discard_locals_test.sh: Test -r.
344 * testsuite/Makefile.am (check_DATA): Add
345 discard_locals_relocatable_test1.syms,
346 discard_local_relocatable_test2.syms.
347 (MOSTLYCLEANFILES): Likewise. Also add
348 discard_locals_relocatable_test1.lout and
349 discard_locals_relocatable_test2.out.
350 (discard_locals_relocatable_test1.syms): New target.
351 (discard_locals_relocatable_test.o): New target.
352 (discard_locals_relocatable_test1.out): New target.
353 (discard_locals_relocatable_test2.syms): New target.
354 (discard_locals_relocatable_test2.out): New target.
355 (various): Add missing ../ld-new dependencies.
356 * testsuite/Makefile.in: Rebuild.
358 2010-03-03 Nick Clifton <nickc@redhat.com>
360 * po/fi.po: New Finnish translation.
362 2010-03-01 Doug Kwan <dougkwan@google.com>
364 * layout.cc (Layout::Layout): Force section types of .init_array*,
365 .preinit_array* and .fini_array* sections.
366 * output.cc (Output_section::Input_section_sort_entry::has_priority):
367 Fix check of return value of std::string::find.().
368 (Output_section::Input_section_sort_compare::operator()): Remove
369 comment about .init_array.
370 (Output_section::Input_section_sort_init_fini_compare::operator()):
372 (Output_section::sort_attached_input_sections): Handle .init_array
373 and .fini_array specially.
374 * output.h (Output_section::Inut_section_sort_compare): Update
376 (Output_section::Input_section_sort_init_fini_compare): New struct.
378 2010-02-26 Doug Kwan <dougkwan@google.com>
380 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
381 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
382 * testsuite/debug_msg.sh: Avoid matching source line number for
383 use of global variable undef_int.
385 2010-02-26 Doug Kwan <dougkwan@google.com>
387 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
388 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
389 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
390 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
391 * options.cc (General_options::General_options): Initialize member
393 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
394 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
395 and rm_no_fix_v4bx.stdout
396 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
397 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
398 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
399 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
401 * Makefile.in: Regenerate.
402 * testsuite/arm_fix_v4bx.s: New file.
403 * testsuite/arm_fix_v4bx.sh: Ditto.
405 2010-02-24 Doug Kwan <dougkwan@google.com>
407 * arm.cc (Target_arm::got_section): Make the .got section the first
408 non RELRO section in the data segment.
409 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
410 suffixes of section names.
412 2010-02-24 Doug Kwan <dougkwan@google.com>
414 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
415 flags and attributes merging if an input file is a binary file.
416 * fileread.cc (Input_file::open): Record format of original file.
417 * fileread.h (Input_file::Format): New enum type.
418 (Input_file::Input_file): Initialize data member format_.
419 (Input_file::format): New method definition.
420 (Input_file::format_):: New data member.
422 2010-02-24 Doug Kwan <dougkwan@google.com>
424 * arm.cc (Arm_output_data_got): New class.
425 (ARM_TCB_SIZE): New constant
426 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
427 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
428 If user uses a script with a SECTIONS clause, issue only a warning
429 for a misplaced EXIDX input section. Otherwise, issue an error.
430 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
432 (Target_arm::got_mode_index_entry): Handle static linking.
433 (Target_arm::Scan::local): Ditto.
434 (Target_arm::Scan::global): Ditto.
435 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
436 all incorrectly implemented relocations.
437 (Target_arm::fix_exidx_coverage): Pass layout to
438 Arm_output_section::fix_exidx_coverage.
439 * layout.cc (Layout::section_name_mapping): Remove trailing dots
440 from ".ARM.exidx." and ".ARM.extab.".
442 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
444 * arm.cc (Target_arm::do_finalize_sections): Create attribute
445 section if it does not already exist.
446 * attributes.cc (Attributes_section_data::Attributes_section_data):
447 Don't crash if size is zero.
449 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
450 Ian Lance Taylor <iant@google.com>
452 * gold.cc (queue_middle_tasks): If no input files were opened,
454 * workqueue.h (Task_function::Task_function): Assert that there is
457 2010-02-22 Doug Kwan <dougkwan@google.com>
459 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
460 * icf.cc (get_section_contents): Cast snprintf arguments to long long
461 types to avoid warnings due to different uint64_t implementations
464 2010-02-21 Doug Kwan <dougkwan@google.com>
466 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
467 handling of the maximum backward branch offset.
468 (Arm_relocate_functions::thumb_branch_common): Ditto.
469 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
470 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
471 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
472 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
473 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
474 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
475 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
476 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
477 thumb_bl_out_of_range thumb_bl_out_of_range.o,
478 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
479 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
480 thumb2_bl_out_of_range.o): New rules.
481 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
482 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
483 thumb2_bl_out_of_range
484 * testsuite/Makefile.in: Regenerate.
485 * testsuite/arm_bl_in_range.s: New file.
486 * testsuite/arm_bl_out_of_range.s: Ditto.
487 * testsuite/arm_branch_in_range.sh: Ditto.
488 * testsuite/arm_branch_range.t: Ditto.
489 * testsuite/thumb2_branch_range.t: Ditto.
490 * testsuite/thumb_bl_in_range.s: Ditto.
491 * testsuite/thumb_bl_out_of_range.s: Ditto.
492 * testsuite/thumb_branch_range.t: Ditto.
494 2010-02-20 Sriraman Tallam <tmsriram@google.com>
496 * gc.h (gc_process_relocs): Change vectors to point to the new list.
497 Add reloc offset information.
498 * icf.cc (get_section_contents): Change iterators to point to the new
499 vectors. Add reloc offset information to the contents.
500 * icf.h (Icf::Sections_reachable_info): New typedef.
501 (Icf::Sections_reachable_list): New typedef.
502 (Icf::Offset_info): New typedef.
503 (Icf::Reloc_info): New struct typedef.
504 (Icf::Reloc_info_list): New typedef.
505 (Icf::symbol_reloc_list): Delete method.
506 (Icf::addend_reloc_list): Delete method.
507 (Icf::section_reloc_list): Delete method.
508 (Icf::reloc_info_list): New method.
509 (Icf::reloc_info_list_): New member.
511 2010-02-19 Doug Kwan <dougkwan@google.com>
513 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
514 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
515 * arm.cc (Arm_relocation_functions): New forward declaration.
516 (Target_arm::Target_arm): Initialize new data members
517 got_mod_index_offset_ and tls_base_symbol_defined_.
518 (Target_arm::Relocate::relocate_tls): New method.
519 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
520 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
522 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
523 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
524 (Target_arm::got_mod_index_offset_,
525 Target_arm::tls_base_symbol_defined_): New data members.
526 (Target_arm::Scan::local, Target::Scan::global,
527 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
530 2010-02-18 Doug Kwan <dougkwan@google.com>
532 * arm.cc (Arm_relobj::find_linked_text_section): New method.
533 (Arm_relobj::make_exidx_input_section): Pass section index of linked
534 text section as a parameter becuase some broken tools may not set
535 the link in section header.
536 (Target_arm::has_got_section): New method.
537 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
538 without any mapping symbol as data only. Remove warning.
539 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
540 link in its section header, try to discover the link by inspecting the
541 REL31 relocation at the beginning of the section.
542 (Target_arm::Scan::check_non_pic): Report name of offending relocation
544 (Target_arm::Scan::global): Treat any reference to the symbol
545 _GLOBAL_OFFSET_TABLE_ as a GOT access.
547 2010-02-12 Sriraman Tallam <tmsriram@google.com>
549 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
550 (Scan::global_reloc_may_be_function_pointer): New function.
551 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
552 (Scan::global_reloc_may_be_function_pointer): New function.
553 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
554 (Scan::global_reloc_may_be_function_pointer): New function.
555 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
556 (Scan::global_reloc_may_be_function_pointer): New function.
557 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
558 (Scan::global_reloc_may_be_function_pointer): New function.
559 (Scan::possible_function_pointer_reloc): New function.
560 (Target_x86_64::can_check_for_function_pointers): New function.
561 * gc.h (gc_process_relocs): Scan relocation types to determine if
562 function pointers were taken for targets that support it.
563 * icf.cc (Icf::find_identical_sections): Include functions for
564 folding in safe ICF whose pointer is not taken.
565 * icf.h (Secn_fptr_taken_set): New typedef.
566 (fptr_section_id_): New member.
567 (section_has_function_pointers): New function.
568 (set_section_has_function_pointers): New function.
569 (check_section_for_function_pointers): New function.
570 * options.h: Fix comment for safe ICF option.
571 * target.h (can_check_for_function_pointers): New function.
572 * testsuite/Makefile.am: Add icf_safe_so_test test case.
573 Modify icf_safe_test for X86-64.
574 * testsuite/Makefile.in: Regenerate.
575 * testsuite/icf_safe_so_test.cc: New file.
576 * testsuite/icf_safe_so_test.sh: New file.
577 * testsuite/icf_safe_test.cc (kept_func_3): New function.
578 (main): Change to take pointer to function kept_func_3.
579 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
580 folding is done correctly for X86-64.
582 2010-02-12 David S. Miller <davem@davemloft.net>
584 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
585 is_symbolless parameter.
586 (Output_reloc<SHT_REL>::is_symbolless): New.
587 (Output_reloc<SHT_REL>::is_symbolless_): New.
588 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
589 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
590 (Output_reloc<SHT_RELA>::is_symbolless): New.
591 (Output_data_reloc::add_global): Handle is_symbolless.
592 (Output_data_reloc::add_global_relative): Likewise.
593 (Output_data_reloc::add_local): Likewise.
594 (Output_data_reloc::add_local_relative): Likewise.
595 (Output_data_reloc::add_symbolless_global_addend): New.
596 (Output_data_reloc::add_symbolless_local_addend): New.
597 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
599 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
600 instead of ->is_relative_
601 (Output_reloc::write): Likewise.
602 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
603 (Output_reloc::write_rel): Simplify.
605 * sparc.cc (Target_sparc::Scan::local): Use
606 ->add_symbolless_local_addend as needed.
607 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
608 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
609 based upon relocation offset.
611 2010-02-11 Doug Kwan <dougkwan@google.com>
613 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
614 (Target_arm::Scan::global): Ditto. Also remove a comment before the
615 beginning of function.
616 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
617 and MOVT_ABS relocations. Those are non issued in scanning. Fix
618 parameter is_32bit in calls to should_apply_static_reloc.
619 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
620 (check_DATA): Add arm_abs_global.stdout.
621 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
622 arm_abs_global.stdout): New rules.
623 (MOSTLLYCLEANFILES): Add arm_abs_global
624 * Makefile.in: Regenerate.
625 * testsuite/arm_abs_global.s: New file.
626 * testsuite/arm_abs_global.sh: Ditto.
627 * testsuite/arm_abs_lib.s: Ditto.
629 2010-02-11 Ian Lance Taylor <iant@google.com>
631 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
633 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
634 Allocate_commons_task first.
635 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
636 task, rather than symtab_lock_.
637 (Gc_process_relocs::~Gc_process_relocs): New function.
638 (Gc_process_relocs::is_runnable): Check this_blocker_.
639 (Gc_process_relocs::locks): Use next_blocker_ rather than
641 (Scan_relocs::~Scan_relocs): New function.
642 (Scan_relocs::is_runnable): Check this_blocker_ rather than
644 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
646 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
647 fields. Add this_blocker_ and next_blocker_ fields. Adjust
648 constructor accordingly.
649 (class Gc_process_relocs): Likewise.
650 (class Scan_relocs): Likewise.
651 * common.h (class Allocate_commons_task): Remove symtab_lock_
652 field, and corresponding constructor parameter.
653 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
655 (Allocate_commons_task::locks): Likewise.
657 2010-02-11 Ian Lance Taylor <iant@google.com>
659 * gold-threads.h (class Once): Define.
660 (class Initialize_lock): Rewrite as child of Once.
661 * gold-threads.cc (class Once_initialize): Define.
662 (once_pointer_control): New static variable.
663 (once_pointer, once_arg): New static variables.
664 (c_run_once): New static function.
665 (Once::Once, Once::run_once, Once::internal_run): New functions.
666 (class Initialize_lock_once): Remove.
667 (initialize_lock_control): Remove.
668 (initialize_lock_pointer): Remove.
669 (initialize_lock_once): Remove.
670 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
671 (Initialize_lock::initialize): Rewrite.
672 (Initialize_lock::do_run_once): New function.
673 * archive.cc (Archive::interpret_header): Only clear name if it is
675 * fileread.cc: Include "gold-threads.h"
676 (file_counts_lock): New static variable.
677 (file_counts_initialize_lock): Likewise.
678 (File_read::release): Only increment counts when using --stats.
679 Use a lock around the increment.
680 * parameters.cc (class Set_parameters_target_once): Define.
681 (set_parameters_target_once): New static variable.
682 (Parameters::Parameters): Move here from parameters.h.
683 (Parameters::set_target): Rewrite.
684 (Parameters::set_target_once): New function.
685 (Parameters::clear_target): Move here and rewrite.
686 * parameters.h (class Parameters): Update declarations. Add
687 set_parameters_target_once_ field.
688 (Parameters::Parameters): Move to parameters.cc.
689 (Parameters::clear_target): Likewise.
690 * readsyms.cc (Read_symbols::do_group): Create a Start_group
692 (Start_group::~Start_group): New function.
693 (Start_group::is_runnable): New function.
694 (Start_group::locks, Start_group::run): New functions.
695 (Finish_group::run): Change saw_undefined to size_t.
696 * readsyms.h (class Start_group): Define.
697 (class Finish_group): Change saw_undefined_ field to size_t.
698 (Finish_group::Finish_group): Remove saw_undefined and
699 this_blocker parameters. Change all callers.
700 (Finish_group::set_saw_undefined): New function.
701 (Finish_group::set_blocker): New function.
702 * symtab.h (class Symbol_table): Change saw_undefined to return
703 size_t. Change saw_undefined_ field to size_t.
704 * target-select.cc (Set_target_once::do_run_once): New function.
705 (Target_selector::Target_selector): Initialize set_target_once_
706 field. Don't initialize lock_ and initialize_lock_ fields.
707 (Target_selector::instantiate_target): Rewrite.
708 (Target_selector::set_target): New function.
709 * target-select.h (class Set_target_once): Define.
710 (class Target_selector): Update declarations. Make
711 Set_target_once a friend. Remove lock_ and initialize_lock_
712 fields. Add set_target_once_ field.
714 2010-02-10 Ian Lance Taylor <iant@google.com>
716 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
718 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
719 (queue_middle_tasks): Add all blockers before queueing any tasks.
720 (queue_final_tasks): Likewise.
721 * token.h (Task_token::add_blockers): New function.
722 * object.h (Input_objects::number_of_relobjs): New function.
724 2010-02-10 Ian Lance Taylor <iant@google.com>
726 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
727 shared, not if not position independent.
728 * x86_64.cc (Relocate::relocate_tls): Likewise.
729 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
730 (tls_pie_pic_test): New target.
731 * testsuite/Makefile.in: Rebuild.
733 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
734 (tls_test_main_pie.o, tls_test_pie.o): New targets.
735 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
736 * testsuite/Makefile.in: Rebuild.
738 2010-02-09 David S. Miller <davem@davemloft.net>
740 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
741 R_SPARC_RELATIVE using ->add_local_relative().
742 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
744 * output.h (Output_data_dynamic::add_section_size): New method
745 that takes two Output_data objects.
746 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
747 entry param. Handle it in initializers.
748 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
749 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
750 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
752 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
753 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
754 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
755 for dynrel_includes_plt.
756 * i386.cc (Target_i386::do_finalize_sections): Likewise.
757 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
758 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
760 (Target_sparc::do_finalize_sections): Update to pass true for
762 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
763 output before .rela.plt
764 (Target_powerpc::do_finalize_sections): Update to pass true for
765 dynrel_includes_plt when 32-bit.
767 2010-02-08 Doug Kwan <dougkwan@google.com>
769 * arm.cc (Arm_relobj::simple_input_section_output_address): New
771 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
772 Arm_relobj::scan_section_for_cortex_a8_stubs,
773 Arm_relobj::do_relocation_section): Instead of calling
774 Output_section::output_address, use faster
775 Arm_relobj::simple_input_section_output_address.
777 2010-02-08 David S. Miller <davem@davemloft.net>
779 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
780 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
781 relocation helper function.
783 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
784 just like R_SPARC_GOT{10,13,22}.
785 (Target_sparc::Scan::local): Likewise.
786 (Target_sparc::Relocate:relocate): Likewise.
788 2010-02-06 Ian Lance Taylor <iant@google.com>
790 * configure.ac: Rewrite targetobjs duplicate removal code to use
791 only shell constructs.
792 * configure: Rebuild.
794 2010-02-05 Doug Kwan <dougkwan@google.com>
797 * arm.cc (Arm_relobj::section_is_scannable): New method.
798 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
799 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
801 2010-02-04 Doug Kwan <dougkwan@google.com>
804 * arm-reloc-property.cc (cstdio): Include.
805 * configure.ac (targetobjs): Remove duplicates.
806 * configure: Regenerate.
807 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
808 big and little endian version for a given address size.
810 2010-02-03 Doug Kwan <dougkwan@google.com>
812 * arm-reloc-property.cc
813 (Arm_reloc_property_table::reloc_name_in_error_message): New method
815 * arm-reloc-property.h
816 (Arm_reloc_property_table::get_implemented_static_reloc_property):
817 New method definition.
818 (Arm_reloc_property_table::reloc_name_in_error_message): New method
820 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
822 (GOT_PREL): Change implemented to Y.
823 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
824 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
825 (Arm_relocate_functions::movw_abs_nc): Remove method.
826 (Arm_relocate_functions::movt_abs): Ditto.
827 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
828 (Arm_relocate_functions::thm_movt_abs): Ditto.
829 (Arm_relocate_functions::movw_rel_nc): Ditto.
830 (Arm_relocate_functions::movw_rel): Ditto.
831 (Arm_relocate_functions::movt_rel): Ditto.
832 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
833 (Arm_relocate_functions:thm_movw_rel): Ditto.
834 (Arm_relocate_functions:thm_movt_rel): Ditto.
835 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
836 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
837 New method definitions.
838 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
839 (Arm_relocation_functions::arm_grp_ldr): Ditto.
840 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
841 (Arm_relocation_functions::arm_grp_ldc): Ditto.
842 (Target_arm::Relocate::relocate): Check for non-static or
843 unimplemented relocation code and exit early. Change calls to
844 Target_arm::reloc_uses_thumb_bit and
845 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
846 instead. Refactor code to handle similar relocations to increase
847 code sharing. Remove check for unsupported relocation code in switch
849 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
850 relocation property table to find out size. Change error message to
851 print out the name of a relocation code instead of the numeric value.
852 (Target_arm::scan_reloc_for_stub): Use relocation property table
853 instead of calling Target_arm::reloc_uses_thumb_bit().
855 2010-02-02 Doug Kwan <dougkwan@google.com>
857 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
858 types of relaxed input section.
860 2010-02-02 Doug Kwan <dougkwan@google.com>
862 * Makefile.am (HFILES): Add arm-reloc-property.h.
864 (TARGETSOURCES): Add arm-reloc-property.cc
865 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
866 (libgold_a_SOURCES): $(DEFFILES)
867 * Makefile.in: Regenerate.
868 * arm-reloc-property.cc: New file.
869 * arm-reloc-property.h: New file.
870 * arm-reloc.def: New file.
871 * arm.cc: Update comments.
872 (arm-reloc-property.h): New included header.
873 (arm_reloc_property_table): New global variable.
874 (Target_arm::do_select_as_default_target): New method definition.
875 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
876 arm-reloc-property to targ_extra_obj.
877 * parameters.cc (set_parameters_target): Call
878 Target::select_as_default_target().
879 * target.h (Target::select_as_default_target): New method definition.
880 (Target::do_select_as_default_target): Same.
882 2010-02-01 Doug Kwan <dougkwan@google.com>
884 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
885 first_output_text_section_.
886 (Arm_exidx_fixup::first_output_text_section): New method definition.
887 (Arm_exidx_fixup::first_output_text_section_): New data member.
888 (Arm_exidx_fixup::process_exidx_section): Record the first text
890 (Arm_output_section::fix_exidx_coverage): Set correct linked section
891 and entsize in output section header.
893 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
895 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
896 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
897 (Arm_relocate_functions::thm_alu11): New Method.
898 (Arm_relocate_functions::thm_pc8): New Method.
899 (Arm_relocate_functions::thm_pc12): New Method.
900 (Target_arm::Scan::local): Handle the relocations.
901 (Target_arm::Scan::global): Likewise.
902 (Target_arm::Relocate::relocate): Likewise.
903 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
905 2010-01-29 Doug Kwan <dougkwan@google.com>
907 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
908 of relocation types as ld.
910 2010-01-29 Doug Kwan <dougkwan@google.com>
912 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
914 (Arm_relocate_functions::thumb_branch_common): Ditto.
915 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
916 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
917 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
918 Arm_relocate_functions::jump24): Remove.
919 (Target_arm::Relocate::relocate): Adjust code to call
920 Arm_relocation_functions::arm_branch_common and
921 Arm_relocation_functions::thumb_branch_common instead of their removed
922 wrappers. Merge switch-cases together to reduce source code size.
924 2010-01-29 Doug Kwan <dougkwan@google.com>
926 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
927 output_local_symbol_count_needs_update_.
928 (Arm_relobj::output_local_symbol_count_needs_update,
929 Arm_relobj::set_output_local_symbol_count_needs_update,
930 Arm_relobj::update_output_local_symbol_count): New methods.
931 (Arm_relobj::output_local_symbol_count_needs_update_): New data
933 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
934 of pointed function as in a R_ARM_PREL31 relocation.
935 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
936 for output local symbol count updating.
937 (Target_arm::do_relax): Update output local symbol counts in objects
939 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
941 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
943 * arm.cc: Added support for the ARM relocations:
944 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
945 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
946 (Arm_relocate_functions::movw_rel_nc): Renamed (was
948 (Arm_relocate_functions::movw_rel): New method.
949 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
950 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
952 (Arm_relocate_functions::thm_movw_rel): New method.
953 (Arm_relocate_functions::thm_movt_rel): Renamed (was
955 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
957 (Target_arm::Scan::global): Likewise.
958 (Target_arm::Relocate::relocate): Likewise.
959 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
962 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
964 * arm.cc: Added support for ARM group relocations.
965 (Target_arm::reloc_needs_sym_origin): New method.
966 (Arm_relocate_functions::calc_grp_kn): New method.
967 (Arm_relocate_functions::calc_grp_residual): New method.
968 (Arm_relocate_functions::calc_grp_gn): New method.
969 (Arm_relocate_functions::arm_grp_alu): New Method.
970 (Arm_relocate_functions::arm_grp_ldr): New Method.
971 (Arm_relocate_functions::arm_grp_ldrs): New Method.
972 (Arm_relocate_functions::arm_grp_ldc): New Method.
973 (Target_arm::Scan::local): Handle the ARM group relocations.
974 (Target_arm::Scan::global): Likewise.
975 (Target_arm::Relocate::relocate): Likewise.
976 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
979 2010-01-26 Doug Kwan <dougkwan@google.com>
981 * arm.cc (set): Include.
982 (class Arm_exidx_fixup): Change type of last_input_section_ to const
984 (Arm_output_section::Text_section_list): New type.
985 (Arm_output_section::append_text_sections_to_list): New method.
986 (Arm_output_section::fix_exidx_coverage): Ditto.
987 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
988 (Arm_relobj::convert_input_section_to_relaxed_section): Use
989 Relobj::set_section_offset() instead of
990 Sized_relobj::invalidate_section_offset().
991 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
992 parameter for section headers. Ignore relocation sections for
993 unallocated sections and EXIDX sections.
994 (Target_arm::fix_exidx_coverage): New method.
995 (Target_arm::output_section_address_less_than): New type.
996 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
997 linked text section instead of the EXIDX section.
998 (Arm_output_section::create_stub_group): Add an assertion to check
999 that this is not an EXIDX output section.
1000 (Arm_output_section::append_text_sections_to_list): New method.
1001 (Arm_output_section::fix_exidx_coverage): Ditto.
1002 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1003 Arm_relobj::section_needs_reloc_stub_scanning.
1004 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1006 (Target_arm::fix_exidx_coverage): New method.
1007 * object.h (Relobj::set_output_section): New method.
1008 (Sized_relobj::invalidate_section_offset): Remove method.
1009 (Sized_relobj::do_invalidate_section_offset): Remove method.
1010 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1012 2010-01-25 Doug Kwan <dougkwan@google.com>
1014 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1015 Fix warning due to signed and unsigned comparison on a 32-bit host.
1017 2010-01-22 Doug Kwan <dougkwan@google.com>
1019 * arm.cc (Target_arm::do_relax): Record an output section for section
1020 offset adjustment it contains any stub table that has changed.
1021 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1022 offsets in an output section if necessary.
1023 * output.cc (Output_section::Output_section): Initialize
1024 section_offsets_need_adjustments_.
1025 (Output_section::add_input_section_for_script): Renamed to
1026 Output_section::add_simple_input_section.
1027 (Output_section::save_states): Add a comment.
1028 (Output_section::discard_states): New method defintion.
1029 (Output_section::adjust_section_offsets): Same.
1030 * output.h (Output_section::add_input_section_for_script): Renamed to
1031 Output_section::add_simple_input_section.
1032 (Output_section::discard_states): New method declaration.
1033 (Output_section::adjust_section_offsets): Same.
1034 (Output_section::section_offsets_need_adjustment,
1035 Output_section::set_section_offsets_need_adjustment): New method
1037 (Output_section::section_offsets_need_adjustment_): New data member.
1038 * script-sections.cc
1039 (Output_section_element_input::set_section_address): Adjust code for
1040 renaming of Output_section::add_input_section_for_script.
1041 (Orphan_output_section::set_section_address): Same.
1043 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1045 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1046 Fix_v4bx enum values .
1047 * gold/options.h (General_options): New option definitions.
1048 (General_options::fix_v4bx): New method.
1049 (General_options::Fix_v4bx): New enum.
1050 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1051 (General_options::parse_fix_v4bx_interworking): New method.
1053 2010-01-22 Doug Kwan <dougkwan@google.com>
1055 * arm.cc (Arm_exidx_fixup): New class.
1057 2010-01-21 Doug Kwan <dougkwan@google.com>
1059 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1061 (Arm_exidx_section_offset_map): New type.
1063 2010-01-21 Doug Kwan <dougkwan@google.com>
1065 * arm.cc (Arm_exidx_input_section): New class.
1066 (Arm_relobj::exidx_input_section_by_link,
1067 Arm_relobj::exidx_input_section_by_shndx,
1068 Arm_relobj::make_exidx_input_section): New methods.
1069 (read_arm_attributes_section): Remove.
1070 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1071 information about them.
1072 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1075 2010-01-20 Doug Kwan <dougkwan@google.com>
1077 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1078 Input_section_specifier to Section_id.
1079 (Target_arm::new_arm_input_section: Adjust code for change of key
1081 (Target_arm::find_arm_input_section): Ditto.
1082 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1083 (Section_id): Remove.
1084 (Garbage_collection::Section_id_hash): Remove.
1085 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1086 (Section_id): Remove.
1087 (Icf::Section_id_hash): Remove.
1088 * object.h (Section_id, Const_section_id, Section_id_hash,
1089 Const_section_id_hash): New type definitions.
1090 * output.cc (Output_section::add_relaxed_input_section): Change to
1091 use Const_section_id instead of Input_section_specifier as key type.
1092 (Output_section::add_merge_input_section): Ditto.
1093 (Output_section::build_relaxation_map): Change to use Section_id
1094 instead of Input_section_specifier as key type.
1095 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1097 (Output_section::convert_input_sections_to_relaxed_sections): Change
1098 to use Const_section_id instead of Input_section_specifier as key type.
1099 (Output_section::find_merge_section): Ditto.
1100 (Output_section::find_relaxed_input_section): Ditto.
1101 * output.h (Input_section_specifier): Remove class.
1102 (Output_section::Output_section_data_by_input_section_map): Change
1103 key type to Const_section_id.
1104 (Output_section::Output_relaxed_input_section_by_input_section_map):
1106 (Output_section::Relaxation_map): Change key type to Section_id.
1108 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1110 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1111 (class Arm_v4bx_stub): New class.
1112 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1113 (Stub_factory::make_arm_v4bx_stub): New method.
1114 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1115 (Stub_table::empty): Handle v4bx stubs.
1116 (Stub_table::add_arm_v4bx_stub): New method.
1117 (Stub_table::find_arm_v4bx_stub): New method.
1118 (Arm_relocate_functions::v4bx): New method.
1119 (Target_arm::fix_v4bx): New method.
1120 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1121 (Stub_table::relocate_stubs): Likewise.
1122 (Stub_table::do_write): Likewise.
1123 (Stub_table::update_data_size_and_addralign): Likewise.
1124 (Stub_table::finalize_stubs): Likewise.
1125 (Target_arm::Scan::local): Likewise.
1126 (Target_arm::Scan::global): Likewise.
1127 (Target_arm::do_finalize_sections): Likewise.
1128 (Target_arm::Relocate::relocate): Likewise.
1129 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1131 (Target_arm::scan_reloc_for_stub): Likewise.
1132 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1134 2010-01-19 Ian Lance Taylor <iant@google.com>
1136 * output.cc (Output_section_headers::do_sized_write): Write large
1137 segment count to sh_info field.
1138 (Output_file_header::do_sized_write): For large segment count,
1139 write PN_XNUM to e_phnum field.
1141 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1143 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1144 (Arm_relocate_functions::thm_jump8): New function.
1145 (Arm_relocate_functions::thm_jump11): New function.
1146 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1148 (Target_arm::Scan::global): Likewise.
1149 (Target_arm::Relocate::relocate): Likewise.
1150 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1153 2010-01-14 Doug Kwan <dougkwan@google.com>
1155 * arm.cc (map, utility): Include headers.
1156 (Target_arm::apply_cortex_a8_workaround): New method.
1157 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1158 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1159 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1160 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1161 the --[no-]fix-cortex-a8 command line options.
1162 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1163 (Target_arm::relocate_stub): Use addend in instruction template.
1164 * options.h (DEFINE_bool): Set the user-set flag.
1165 (General_options): Add --[no-]-fix-cortex options.
1166 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1167 : Update fast look-up map after conversion.
1169 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1171 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1172 in the first pass of do_layout.
1174 2010-01-13 Doug Kwan <dougkwan@google.com>
1176 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1177 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1178 apparent compiler problem of not folding static constant integral
1179 data members of elfcpp::Elf_sizes<32>.
1181 2010-01-13 Doug Kwan <dougkwan@google.com>
1183 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1184 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1185 Arm_relobj::scan_section_for_cortex_a8_erratum,
1186 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1187 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1188 sections to scan for relocation stubs into a new method
1189 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1190 relocation and Cortex-A8 stub scanning.
1191 (Target_arm::do_relax): Force stubs to be after stubbed sections
1192 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1193 the beginning of a new relaxation pass. Update a comment.
1194 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1196 2010-01-12 Ian Lance Taylor <iant@google.com>
1198 * target-reloc.h (visibility_error): New inline function.
1199 (relocate_section): Call visibility_error.
1200 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1201 (MOSTLYCLEANFILES): Likewise.
1202 (protected_4_pic.o, protected_3.err): New targets.
1203 * testsuite/protected_4.cc: New file.
1205 2010-01-12 Doug Kwan <dougkwan@google.com>
1207 * arm.cc (Cortex_a8_reloc): New class.
1208 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1209 and cortex_a8_relocs_info_.
1210 (Target_arm::fix_cortex_a8): New method definition.
1211 (Target_arm::Cortex_a8_relocs_info): New type.
1212 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1213 New data member declarations.
1214 (Target_arm::scan_reloc_for_stub): Record information about
1215 relocations for THUMB branches that might be exempted from the
1216 Cortex-A8 workaround.
1217 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1218 at the beginning of a relaxation pass.
1220 2010-01-12 Doug Kwan <dougkwan@google.com>
1222 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1223 (Arm_relobj::Mapping_symbol_position,
1224 Arm_reloj::Mapping_symbol_position_less,
1225 Arm_relobj::Mapping_symbols_info): New types.
1226 (Target_arm::is_mapping_symbol_name): New method definition.
1227 (Arm_relobj::do_count_local_symbols): Save information about mapping
1230 2010-01-11 Doug Kwan <dougkwan@google.com>
1232 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1233 Arm_relocate_functions::thumb32_branch_upper,
1234 Arm_relocate_functions::thumb32_branch_lower,
1235 Arm_relocate_functions::thumb32_cond_branch_offset,
1236 Arm_relocate_functions::thumb32_cond_branch_upper,
1237 Arm_relocate_functions::thumb32_cond_branch_lower,
1238 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1239 branch offset encoding.
1240 (Arm_relocate_functions::thumb_branch_common): Use new branch
1241 offset encoding methods to avoid code duplication.
1242 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1243 (Stub_addend_reader::operator()): Use new branch encoding method
1244 to avoid code duplication.
1246 2010-01-11 Doug Kwan <dougkwan@google.com>
1248 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1249 (Target_arm::do_finalize_sections): Define special EXIDX section
1250 symbols only if referenced.
1251 * gc.h (Garbage_collection::add_reference): New method.
1252 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1255 2010-01-11 Ian Lance Taylor <iant@google.com>
1257 * script.cc (Version_script_info::build_expression_list_lookup):
1258 Change complaing about duplicate wildcard match from error to
1261 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1263 (Version_script_info::Version_script_info): Initialize globs_,
1264 default_version_, default_is_global_, and exact_. Don't
1265 initialize globals_ or locals_.
1266 (Version_script_info::build_lookup_tables): Build local symbols
1268 (Version_script_info::unquote): New function.
1269 (Version_script_info::add_exact_match): New function.
1270 (Version_script_info::build_expression_list_lookup): Remove lookup
1271 parameter. Add is_global parameter. Change all callers. Handle
1272 wildcard pattern specially. Unquote pattern. Call
1274 (Version_script_info::get_name_to_match): New function.
1275 (Version_script_info::get_symbol_version): New function.
1276 (Version_script_info::get_symbol_version_helper): Remove.
1277 (Version_script_info::check_unmatched_names): Call unquote.
1278 * script.h (class Version_script_info): Change get_symbol_version
1279 to be non-inline and add is_global parameter; change all callers.
1280 Rewrite symbol_is_local. Update declarations. Define struct
1281 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1282 Remove globals_ and locals_ members. Add exact_, globs_,
1283 default_version_, is_global_.
1284 (Version_script_info::Glob): Remove pattern, add expression and
1285 is_global. Update constructor. Change all callers.
1286 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1288 (Versions::symbol_section_contents): If a symbol is undefined, or
1289 defined in a dynamic object, set the version index to
1291 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1293 (Symbol_table::add_from_pluginobj): Likewise.
1294 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1296 2010-01-11 Doug Kwan <dougkwan@google.com>
1298 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1299 (incremental_dump_LDADD): Add linking option for libintl.
1300 * Makefile.in: Regenerate.
1302 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1305 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1307 * testsuite/Makefile.in: Regenerated.
1309 2010-01-10 Doug Kwan <dougkwan@google.com>
1311 * options.h (DEFINE_var): Use parentheses around argument varname__
1312 in macro body to avoid any unintended subsequent substitutions.
1314 2010-01-10 Ian Lance Taylor <iant@google.com>
1316 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1317 candidates before doing symbol resolution.
1319 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1320 ODR candidates if only one is weak.
1322 2010-01-08 Ian Lance Taylor <iant@google.com>
1324 * script.cc (Version_script_info::build_expression_list_lookup):
1325 Don't warn about ambiguous version, just record the ambiguity.
1326 (Version_script_info::get_symbol_version_helper): Give error if
1327 version is ambiguous.
1329 2010-01-08 Doug Kwan <dougkwan@google.com>
1331 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1332 prev_data_size_ and prev_addralign_. Remove initializer for
1333 deleted data member has_been_changed_.
1334 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1335 to determine if the table is empty.
1336 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1338 (Stub_table::add_reloc_stub): Define method in class definition
1339 instead of just declaring it there.
1340 (Stub_table::add_cortex_a8_stub): New method definition.
1341 (Stub_table::update_data_size_and_addralign): Ditto.
1342 (Stub_table::finalize_stubs): Ditto.
1343 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1344 (Stub_table::do_addralign_): Return address alignment in the
1345 (Stub_table::do_reset_address_and_file_offset): Define method in
1346 class definition instead of declaring it there. Set current data
1347 size to be the data size of the previous pass.
1348 (Stub_table::set_final_data_size): Use current data size as the
1350 (Stub_table::relocate_stub): Change parameter type of stub from
1351 Reloc_stub pointer to Stub pointer.
1352 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1353 (Stub_table::Cortex_a8_stub_list): New typedef.
1354 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1355 Stub_table::prev_addralign_): New data member.
1356 (Arm_relobj::Arm_relobj): Initialize data member
1357 section_has_cortex_a8_workaround_.
1358 (Arm_relobj::section_has_cortex_a8_workaround,
1359 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1361 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1363 (Target_arm::relocate_stub): Change parameter type of stub from
1364 Reloc_stub pointer to Stub pointer.
1365 (Insn_template::size, Insn_template::alignment): Handle
1366 THUMB16_SPECIAL_TYPE.
1367 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1368 Stub_table::update_data_size_and_addralign,
1369 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1371 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1372 (Stub_table::do_write): Ditto.
1373 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1375 2010-01-08 Ian Lance Taylor <iant@google.com>
1378 * symtab.h (class Symbol): Remove fields is_target_special_ and
1379 has_plt_offset_. Add field is_defined_in_discarded_section_.
1380 (Symbol::is_defined_in_discarded_section): New function.
1381 (Symbol::set_is_defined_in_discarded_section): New function.
1382 (Symbol::has_plt_offset): Rewrite.
1383 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1384 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1385 Don't initialize is_target_special_ or has_plt_offset_.
1386 Initialize is_defined_in_discarded_section_.
1387 (Symbol_table::add_from_relobj): If appropriate, set
1388 is_defined_in_discarded_section.
1389 * resolve.cc (Symbol::override_base_with_special): Don't test
1390 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1391 * target-reloc.h (relocate_section): Do special handling for
1392 symbols defined in discarded sections for global symbols as well
1395 2010-01-08 Ian Lance Taylor <iant@google.com>
1397 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1398 the SHT_SYMTAB case.
1400 2010-01-08 Ian Lance Taylor <iant@google.com>
1402 * object.cc (Sized_relobj::do_layout): Don't get confused if
1403 layout_eh_frame returns NULL.
1405 2010-01-08 Ian Lance Taylor <iant@google.com>
1408 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1409 dynamic symbol table, use the normal symbol table.
1410 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1413 2010-01-08 Ian Lance Taylor <iant@google.com>
1416 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1419 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1421 * version.cc (print_version): Change to "Copyright 2010".
1423 2010-01-08 Ian Lance Taylor <iant@google.com>
1427 * i386.cc (class Target_i386): Change return type of plt_section
1429 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1430 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1431 tls_desc_rel_ field.
1432 (Output_data_plt_i386::rel_tls_desc): New function.
1433 (Target_i386::rel_tls_desc_section): New function.
1434 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1435 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1436 R_386_TLS_DESC reloc in rel_tls_desc_section.
1437 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1438 Define struct Tlsdesc_info.
1439 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1440 (Target_x86_64::do_reloc_symbol_index): New function.
1441 (Target_x86_64::add_tlsdesc_info): New function.
1442 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1443 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1445 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1447 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1448 (Target_x86_64::rela_tlsdesc_section): New function.
1449 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1451 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1452 (Target_x86_64::do_reloc_addend): New function.
1453 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1454 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1455 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1456 (Output_reloc::type): New function.
1457 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1458 (Output_reloc::is_target_specific): New function.
1459 (Output_reloc::target_arg): New function.
1460 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1461 absolute relocs and target specific relocs.
1462 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1463 add_target_specific.
1464 (class Output_data_reloc) [SHT_RELA]: Likewise.
1465 * output.cc (Output_reloc::Output_reloc): Add four new versions
1466 for absolute relocs and target specific relocs.
1467 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1468 (Output_reloc::get_symbol_index): Likewise.
1469 (Output_reloc::local_section_offset): Check that local_sym_index_
1470 is not TARGET_CODE or 0.
1471 (Output_reloc::symbol_value): Likewise.
1472 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1474 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1475 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1477 * layout.cc (add_target_dynamic_tags): Use output section for
1478 DT_PLTRELSZ and DT_JMPREL.
1480 2010-01-07 Ian Lance Taylor <iant@google.com>
1483 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1485 (class Output_data_reloc_generic): Define.
1486 (class Output_data_reloc_base): Change base class to
1487 Output_data_reloc_generic. Change add() method to call
1488 bump_relative_reloc_count for a relative reloc. Remove
1490 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1492 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1493 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1495 * layout.h (class Layout): Update declaration.
1497 2010-01-07 Ian Lance Taylor <iant@google.com>
1499 * output.h (class Output_data): Add const version of
1500 output_section and do_output_section.
1501 (class Output_section_data): Add const version of
1503 (class Output_section): Likewise.
1504 * layout.cc (Layout::add_target_dynamic_tags): New function.
1505 * layout.h (class Layout): Update declarations.
1506 * arm.cc (Target_arm::do_finalize_sections): Use
1507 add_target_dynamic_tags.
1508 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1509 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1510 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1511 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1513 2010-01-07 Ian Lance Taylor <iant@google.com>
1516 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1519 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1520 Ian Lance Taylor <iant@google.com>
1523 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1524 Xindex::read_symtab_xindex.
1526 2010-01-07 Doug Kwan <dougkwan@google.com>
1528 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1529 (Insn_template::thumb16_bcond_insn): New method declaration.
1530 (Insn_template): Fix spelling.
1531 (Stub::thumb16_special): New method declaration.
1532 (Stub::do_write): Define virtual method which was previously pure
1534 (Stub::do_thumb16_special): New method declaration.
1535 (Stub::do_fixed_endian_write): New template member.
1536 (Reloc_stub::do_write): Remove.
1537 (Reloc_stub::do_fixed_endian_write): Remove.
1538 (Cortex_a8_stub): New class definition.
1539 (Stub_factory::make_cortex_a8_stub): New method definition.
1540 (Stub_factory::Stub_factory): Add missing static storage class
1541 qualifier for elf32_arm_stub_a8_veneer_blx.
1543 2010-01-07 Ian Lance Taylor <iant@google.com>
1546 * options.h (class General_options): Add --warn-unresolved-symbols
1547 and --error-unresolved-symbols.
1548 * errors.cc (Errors::undefined_symbol): Implement
1549 --warn-unresolved-symbols.
1551 * options.h (class General_options): Add -z text and -z textoff.
1552 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1554 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1556 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1557 (Garbage_collection::cident_sections): New function.
1558 (Garbage_collection::add_cident_section): New function.
1559 (Garbage_collection::cident_sections_): New member.
1560 (gc_process_relocs): Add references to sections whose names are C
1562 * gold.h (cident_section_start_prefix): New constant.
1563 (cident_section_stop_prefix): New constant.
1564 (is_cident): New function.
1565 * layout.cc (Layout::define_section_symbols): Replace string constants
1566 with the newly defined constants.
1567 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1569 * testsuite/Makefile.am: Add gc_orphan_section_test.
1570 * testsuite/Makefile.in: Regenerate.
1571 * testsuite/gc_orphan_section_test.cc: New file.
1572 * testsuite/gc_orphan_section_test.sh: New file.
1574 2010-01-06 Ian Lance Taylor <iant@google.com>
1577 * options.h (class General_options): Add --warn-shared-textrel.
1578 * layout.cc (Layout::finish_dynamic_section): Implement
1579 --warn-shared-textrel.
1582 * options.h (class General_options): Add --warn-multiple-gp.
1584 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1586 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1587 $(THREADSLIB) and $(LIBDL).
1588 * Makefile.in: Rebuild.
1590 2010-01-06 Ian Lance Taylor <iant@google.com>
1593 * options.cc (General_options::parse_section_start): New function.
1594 (General_options::section_start): New function.
1595 (General_options::General_options): Initialize all members.
1596 * options.h: Include <map>
1597 (class General_options): Add --section-start. Add section_starts_
1599 * layout.cc (Layout::attach_allocated_section_to_segment): If
1600 --section-start was used, set the address of the segment. Remove
1601 local sort_sections.
1602 (Layout::relaxation_loop_body): If the address of the load segment
1603 has been set by --section-start, don't use it.
1604 * output.h (Output_segment::update_flags_for_output_section): New
1606 * output.cc (Output_segment::add_output_section): Call
1607 update_flags_for_output_section.
1609 2010-01-05 Ian Lance Taylor <iant@google.com>
1612 * options.h (class General_options): Add --undefined-version.
1613 * script.cc (struct Version_expression): Add was_matched_by_symbol
1615 (Version_script_info::matched_symbol): New function.
1616 (Version_script_info::get_symbol_version_helper): Call
1618 (Version_script_info::check_unmatched_names): New function.
1619 * script.h (class Version_script_info): Update declarations.
1620 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1622 * options.h (class General_options): Use DEFINE_bool_alias for
1623 allow_multiple_definition.
1624 * resolve.cc (Symbol_table::should_override): Don't test
1625 allow_multiple_definition.
1628 * options.h (class General_options): Add --cref.
1629 * main.cc (main): Print cref table if --cref. Don't close mapfile
1630 until after printing cref table.
1631 * cref.cc: Include "symtab.h".
1632 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1633 (Cref_table_compare::operator()): New function.
1634 (Cref_inputs::gather_cref): New function.
1635 (filecol): New static const.
1636 (Cref_inputs::print_cref): New function.
1637 (Cref::print_cref): New function.
1638 * cref.h: Include <cstdio>.
1639 (class Cref): Update declarations.
1640 * mapfile.h (Mapfile::file): New function.
1641 * object.h (class Object): Define Symbols. Declare virtual
1642 do_get_global_symbols.
1643 (Object::get_global_symbols): New function.
1644 * object.cc (Input_objects::add_object): Pass object to cref_ if
1646 (Input_objects::archive_start): Likewise.
1647 (Input_objects::archive_stop): Likewise.
1648 (Input_objects::print_cref): New function.
1649 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1650 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1652 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1654 * plugin.h (class Sized_pluginobj): Update declarations.
1656 2010-01-05 Ian Lance Taylor <iant@google.com>
1658 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1659 to is_default_version. Rename insdef to insdefault.
1660 (Symbol_table::add_from_relobj): Rename def to is_default_version
1661 and local to is_forced_local.
1662 (Symbol_table::add_from_pluginobj): Likewise.
1663 (Symbol_table::add_from_dynobj): Likewise.
1664 (Symbol_table::define_special_symbol): Rename insdef to
1667 2010-01-04 Ian Lance Taylor <iant@google.com>
1670 * options.h (class General_options): Add
1671 --allow-multiple-definition and -z muldefs.
1672 * resolve.cc (Symbol_table::should_override): Don't warn about a
1673 multiple symbol definition if --allow-multiple-definition or -z
1677 * options.h (class General_options): Add --add-needed and
1678 --copy-dt-needed-entries. Tweak --as-needed help entry.
1679 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1680 error if --copy-dt-needed-entries aka --add-needed is used and
1681 would cause a change in behaviour.
1684 * options.h (class General_options): Add -G as a short version of
1685 --shared. Add no-op options -assert, -g, and -i.
1687 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1689 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1690 check for .text or .gnu.linkonce.t sections.
1691 * icf.cc (Icf::find_identical_sections): Ditto.
1692 Change the detection for mangled function name within the section
1694 * icf.h (is_section_foldable_candidate): New function.
1696 2009-12-30 Ian Lance Taylor <iant@google.com>
1699 * options.h (class General_options): Permit two dashes with
1700 --retain-symbols-file.
1702 2009-12-30 Ian Lance Taylor <iant@google.com>
1705 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1706 don't put the file header and segment headers in the text
1710 * common.cc (Sort_commons::operator()): Stabilize sort when both
1712 (Symbol_table::do_allocate_commons_list): When allocating common
1713 symbols, skip a symbol which is no longer common.
1714 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1715 an object before checking its type.
1716 * testsuite/common_test_2.c: New file.
1717 * testsuite/common_test_3.c: New file.
1718 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1719 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1720 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1721 (common_test_2_pic.o, common_test_2.so): New targets.
1722 (common_test_3_pic.o, common_test_3.so): New targets.
1723 * testsuite/Makefile.in: Rebuild.
1726 * script.cc (read_input_script): If we see a new SECTIONS clause,
1727 and we have added an input section, give an error.
1728 * layout.h (class Layout): Add have_added_input_section function.
1729 Add have_added_input_section_ field.
1730 * layout.cc (Layout::Layout): Initialize
1731 have_added_input_section_.
1732 (Layout::layout): Set have_added_input_section_.
1733 (Layout::layout_eh_frame): Likewise.
1735 2009-12-30 Ian Lance Taylor <iant@google.com>
1738 * options.h (class General_options): Add --sort-common option.
1739 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1740 * common.cc (Sort_common): Add sort_order parameter to
1741 constructor. Add sort_order_ field.
1742 (Sort_commons::operator): Check sort_order_.
1743 (Symbol_table::allocate_commons): Determine the sort order.
1744 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1746 (Symbol_table::do_allocate_commons_list): Likewise.
1748 2009-12-30 Ian Lance Taylor <iant@google.com>
1751 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1752 symbols from this object, don't change the visibility of an
1754 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1756 2009-12-30 Ian Lance Taylor <iant@google.com>
1759 * script.h (class Version_script_info): Define Language enum.
1760 Update declarations. Define Glob, Exact, and Lookup types. Add
1761 new fields globals_, locals_, and is_finalized_.
1762 * script.cc: Various formatting fixes.
1763 (class Parser_closure): Change language_stack_ from a vector of
1764 std::string to one of Version_script_info::Language. Adjust all
1766 (class Lazy_demangler): Remove.
1767 (struct Version_expression): Change language from std::string to
1768 Version_script_info::Language.
1769 (Version_script_info::Version_script_info): New function.
1770 (Version_script_info::~Version_script_info): Don't call clear.
1771 (Version_script_info::finalize): New function.
1772 (Version_script_info::build_lookup_tables): New function.
1773 (Version_script_info::build_expression_list_lookup): New
1775 (Version_script_info::get_symbol_version_helper): Rewrite to use
1777 (Version_script_info::print_expression_list): Adjust to use
1778 Version_script_info::Language.
1779 (script_push_lex_into_version_mode): Check that the version script
1780 has not been finalized.
1781 (version_script_push_lang): Change language string to
1782 Version_script_info::Language.
1783 * options.cc (Command_line::version_script): New function.
1784 * options.h (class General_options): Add finalize_dynamic_list
1785 function. Change version_script from declaration to definition.
1786 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1787 * testsuite/version_script.map: Remove duplicate def of foo.
1788 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1790 * testsuite/Makefile.in: Rebuild.
1792 2009-12-30 Ian Lance Taylor <iant@google.com>
1795 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1796 if the input symbol index is 0, make the output symbol index 0.
1798 2009-12-30 Ian Lance Taylor <iant@google.com>
1801 * options.h (class General_options): Add -x/--discard-all.
1802 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1803 --discard-all. If the local symbol needs a dynamic entry, check
1804 that before handling --discard-locals.
1806 2009-12-30 Ian Lance Taylor <iant@google.com>
1809 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1811 (Output_segment::add_output_section): Don't change the flags if
1815 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1816 GNU hash table if they need a dynamic value. Otherwise, don't add
1817 them if they are defined in a dynamic object or are forced local.
1819 2009-12-29 Ian Lance Taylor <iant@google.com>
1822 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1823 .gnu.hash table for a 32-bit target.
1826 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1827 regular and a dynamic object only needs a dynamic symbol table
1828 entry if it is externally visible.
1831 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1832 constructor. Add global_offset_table_ field.
1833 (Target_i386::got_section): Set global_offset_table_.
1834 (Target_i386::do_finalize_sections): Set global_offset_table_
1836 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1837 in constructor. Add global_offset_table_ field.
1838 (Target_x86_64::got_section): Set global_offset_table_.
1839 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1842 * layout.cc (Layout::Layout): Initialize increase_relro_.
1843 (Layout::get_output_section): Add is_relro, is_last_relro, and
1844 is_first_non_relro parameters. Change all callers.
1845 (Layout::choose_output_section): Likewise.
1846 (Layout::add_output_section_data): Likewise.
1847 (Layout::make_output_section): Likewise.
1848 (Layout::set_segment_offsets): Clear increase_relro when using a
1850 * layout.h (class Layout): Add increase_relro method. Add
1851 increase_relro_ field. Update declarations.
1852 * output.cc (Output_section::Output_section): Initialize
1853 is_last_relro_ and is_first_non_relro_.
1854 (Output_segment::add_output_section): Group relro sections is
1855 do_sort is true. Handle is_last_relro and is_first_non_relro.
1856 (Output_segment::maximum_alignment): Remove relro handling.
1857 (Output_segment::set_section_addresses): Add increase_relro
1858 parameter. Change all callers. Add initial alignment to align
1859 relro sections on separate page. Remove old relro handling.
1860 (Output_segment::set_section_list_addresses): Remove in_relro
1861 parameter. Change all callers.
1862 (Output_segment::set_offset): Add increase parameter. Change all
1863 callers. Remove old relro handling.
1864 * output.h (class Output_section): Add new methods: is_last_relro,
1865 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1866 Add is_last_relro_ and is_first_non_relro_ fields.
1867 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1868 Create separate .got.plt section. Call increase_relro.
1869 * x86_64.cc (Target_x86_64::got_section): Likewise.
1870 * testsuite/relro_script_test.t: Add .got.plt.
1873 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1874 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1875 (Layout::finalize): Call set_dynamic_symbol_size.
1876 (Layout::set_dynamic_symbol_size): New function.
1877 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1878 set_dynamic_symbol_size.
1881 * output.h (class Output_section): Add is_entsize_zero_ field.
1882 * output.cc (Output_section::Output_section): Initialize
1884 (Output_section::set_entsize): If two different entsizes are
1885 requested, force it to zero.
1886 (Output_section::add_input_section): Set flags for .debug_str
1887 before updating section flags. Set entsize.
1888 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1889 and SHF_STRING if all input sections have those flags.
1891 2009-12-29 Rafael Espindola <espindola@google.com>
1893 * main.cc (main): Fix the sys time reporting.
1894 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1897 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1899 * options.cc (General_options::parse_version): Allow -v to exit
1900 without an error if there is nothing to link.
1902 2009-12-29 Ian Lance Taylor <iant@google.com>
1904 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1905 using a version of gcc before 4.1.
1906 * configure: Rebuild.
1908 2009-12-28 Chris Demetriou <cgd@google.com>
1910 * attributes.cc (Output_attributes_section_data::do_write): Use
1911 std::vector::front rather than std::vector::data.
1913 2009-12-28 Ian Lance Taylor <iant@google.com>
1915 * symtab.h (class Symbol_table): Add enum Defined.
1916 * resolve.cc (Symbol_table::should_override): Add defined
1917 parameter. Change all callers. Test whether object is NULL
1918 before calling a method on it.
1919 (Symbol_table::report_resolve_problem): Add defined parameter.
1921 (Symbol_table::should_override_with_special): Likewise.
1922 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1923 parameter. Change all callers.
1924 (Symbol_table::do_define_in_output_data): Likewise.
1925 (Symbol_table::define_in_output_segment): Likewise.
1926 (Symbol_table::do_define_in_output_segment): Likewise.
1927 (Symbol_table::define_as_constant): Likewise.
1928 (Symbol_table::do_define_as_constant): Likewise.
1929 * script.h (class Symbol_assignment): Add is_defsym parameter to
1930 constructor; change all callers.
1931 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1932 parameter. Change all callers. Add is_defsym_ field.
1933 (class Parser_closure): Add parsing_defsym parameter to
1934 constructor; change all callers. Add parsing_defsym accessor
1935 function. Add parsing_defsym_ field.
1937 2009-12-28 Ian Lance Taylor <iant@google.com>
1939 * gold.cc (queue_middle_tasks): Fix formatting.
1940 * object.cc (Relobj::is_section_name_included): Likewise.
1942 2009-12-23 Ian Lance Taylor <iant@google.com>
1944 * i386.cc (Target_i386::do_calls_non_split): Recognize
1945 -fsplit-stack prologue for a function with a static chain.
1946 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1947 -fsplit-stack prologue when using %r11.
1949 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1951 * options.cc (General_options::parse_version): Make -v continue and do
1952 the link like GNU ld does.
1954 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1956 * Makefile.am (CCFILES): Add timer.cc.
1957 (HFILES): Add timer.h.
1958 * configure.ac: Check for sysconf and times.
1959 * main.cc: include timer.h.
1960 (main): Use Timer instead of get_run_time.
1963 * workqueue.cc: include timer.h.
1964 (Workqueue::find_and_run_task):
1965 Report user, sys and wall time.
1966 * Makefile.in: Regenerate.
1967 * config.in: Regenerate.
1968 * configure: Regenerate.
1970 2009-12-16 Doug Kwan <dougkwan@google.com>
1972 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1974 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1975 relaxed input sections.
1976 * output.cc (Output_section::find_relaxed_input_section): Change
1977 return type to Output_relaxed_input_section pointer. Adjust code
1978 for new type of relaxed_input_section_map_.
1979 * output.h (Output_section::find_relaxed_input_section): Change
1980 return type to Output_relaxed_input_section pointer.
1981 (Output_section::Output_relaxed_input_section_by_input_section_map):
1983 (Output_section::relaxed_input_section_map_): Change type to
1984 Output_section::Output_relaxed_input_section_by_input_section_map.
1985 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1988 2009-12-15 Ian Lance Taylor <iant@google.com>
1990 * layout.cc (Layout::create_shstrtab): Only write out after input
1991 sections if we are compressing debug sections.
1993 2009-12-15 Ian Lance Taylor <iant@google.com>
1995 * archive.cc (Archive::add_symbols): Only look up a symbol without
1996 a version if there is, in fact, a version.
1998 2009-12-14 Ian Lance Taylor <iant@google.com>
2000 Revert -Wshadow changes, all changes from:
2001 2009-12-11 Doug Kwan <dougkwan@google.com>
2002 2009-12-11 Nick Clifton <nickc@redhat.com>
2003 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2005 2009-12-11 Doug Kwan <dougkwan@google.com>
2007 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2009 * attributes.cc (Object_attribute::size): Ditto.
2010 (Attributes_section_data::size): Ditto.
2011 (Attributes_section_data::Attributes_section_data): Ditto.
2012 (Output_attributes_section_data::do_write): Ditto.
2013 * attributes.h (Object_attribute::set_type): Ditto.
2014 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2016 2009-12-11 Nick Clifton <nickc@redhat.com>
2018 * archive.cc: Fix shadowed variable warnings.
2020 * compressed_output.cc: Likewise.
2021 * compressed_output.h: Likewise.
2022 * configure: Likewise.
2023 * dwarf_reader.cc: Likewise.
2024 * dynobj.cc: Likewise.
2025 * dynobj.h: Likewise.
2026 * ehframe.cc: Likewise.
2027 * ehframe.h: Likewise.
2028 * errors.cc: Likewise.
2029 * expression.cc: Likewise.
2030 * fileread.cc: Likewise.
2031 * fileread.h: Likewise.
2032 * freebsd.h: Likewise.
2033 * i386.cc: Likewise.
2035 * incremental.h: Likewise.
2036 * layout.cc: Likewise.
2037 * layout.h: Likewise.
2038 * mapfile.cc: Likewise.
2039 * merge.cc: Likewise.
2040 * merge.h: Likewise.
2041 * object.cc: Likewise.
2042 * object.h: Likewise.
2043 * options.h: Likewise.
2044 * output.cc: Likewise.
2045 * output.h: Likewise.
2046 * parameters.cc: Likewise.
2047 * plugin.cc: Likewise.
2048 * powerpc.cc: Likewise.
2049 * reduced_debug_output.cc: Likewise.
2050 * reduced_debug_output.h: Likewise.
2051 * reloc.cc: Likewise.
2052 * reloc.h: Likewise.
2053 * resolve.cc: Likewise.
2054 * script-sections.cc: Likewise.
2055 * script.cc: Likewise.
2056 * script.h: Likewise.
2057 * sparc.cc: Likewise.
2058 * symtab.cc: Likewise.
2059 * symtab.h: Likewise.
2060 * target-select.cc: Likewise.
2061 * target-select.h: Likewise.
2062 * token.h: Likewise.
2063 * workqueue.cc: Likewise.
2064 * workqueue.h: Likewise.
2065 * x86_64.cc: Likewise.
2067 2009-12-10 Doug Kwan <dougkwan@google.com>
2069 * arm.cc (attributes.h): New include.
2070 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2071 (Arm_relobj::~Arm_relobj): Delete object pointed by
2072 attributes_section_data_.
2073 (Arm_relobj::attributes_section_data): New method definition.
2074 (Arm_relobj::attributes_section_data_): New data member declaration.
2075 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2076 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2077 attributes_section_data_.
2078 (Arm_dynobj::attributes_section_data): New method definition.
2079 (Arm_dynobj::attributes_section_data_): New data member declaration.
2080 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2081 initialization value of may_use_blx_ to false.
2082 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2083 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2084 object attributes to compute results instead of hard-coding.
2085 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2086 Target_arm::get_secondary_compatible_arch,
2087 Target_arm::set_secondary_compatible_arch
2088 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2089 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2090 New method declarations.
2091 (Target_arm::get_aeabi_object_attribute): New method definition.
2092 (Target_arm::attributes_section_data_): New data member declaration.
2093 (read_arm_attributes_section): New template definition.
2094 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2095 (Arm_dynobj::do_read_symbols): Ditto.
2096 (Target_arm::do_finalize_sections): Merge attributes sections from
2097 input. Check for BLX use after attributes section merging.
2098 Fix __exidx_start and __exidx_end visibility. Create an
2099 .ARM.attributes section if necessary.
2100 (Target_arm::get_secondary_compatible_arch,
2101 Target_arm::set_secondary_compatible_arch,
2102 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2103 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2104 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2105 New method definitions.
2107 2009-12-09 Ian Lance Taylor <iant@google.com>
2109 * plugin.cc (Plugin::load): Don't cast from void* to a function
2112 2009-12-09 Ian Lance Taylor <iant@google.com>
2114 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2117 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2119 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2120 Replace two_file_shared_1.so with two_file_shared_2.so.
2121 * testsuite/Makefile.in: Regenerated.
2123 2009-12-08 Doug Kwan <dougkwan@google.com>
2125 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2126 (HFILES): Add attributes.h and int_encoding.h.
2127 * Makefile.in: Regenerate.
2128 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2129 function definitions to int_encoding.cc
2130 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2131 prototypes to int_encoding.h
2132 * reduced_debug_output.cc (int_encoding.h): New include.
2133 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2134 function definitions to int_encoding.cc
2135 (insert_into_vector, read_from_pointer): Move template definitions to
2137 * attributes.cc: New file.
2138 * attributes.h: New file.
2139 * int_encoding.cc: New file.
2140 * int_encoding.h: New file.
2142 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2145 * incremental-dump.cc (dump_incremental_inputs): New.
2146 (main): Use dump_incremental_inputs.
2148 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2151 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2152 checking elfcpp::STT_FUNC.
2153 (Target_i386::Relocate::relocate): Likewise.
2154 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2156 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2157 symbols from shared libraries into normal FUNC symbols.
2159 * symtab.h (Symbol): Add is_func and use it.
2161 2009-12-05 Doug Kwan <dougkwan@google.com>
2163 * arm.cc (Target_arm::arm_info): Initialize new fields
2164 attributes_section and attributes_vendor.
2165 * i386.cc (Target_i386::i386_info): Same.
2166 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2167 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2168 fields attributes_section and attributes_vendor.
2169 * sparc.cc (Target_sparc::sparc_info): Same.
2170 * target.h (Target::attributes_section, Target::attributes_vendor,
2171 Target::is_attributes_section, Target::attribute_arg_type,
2172 Target::attributes_order): New method definitions.
2173 (Target::Target_info::attributes_section,
2174 Target::Target_info::attributes_vendor): New fields.
2175 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2176 virtual method definitions.
2177 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2178 attributes_section and attributes_vendor.
2179 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2181 2009-12-05 Doug Kwan <dougkwan@google.com>
2183 * arm.cc: Update comments about interworking and stub generation.
2184 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2185 considered as non-PIC.
2186 (Arm_relocate_functions::base_abs): Fix formatting.
2187 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2188 of function to use GOT entry address instead of offset.
2189 (Target_arm::Scan::global): Issue an error if a symbol would need a
2190 PLT does not get one because it is untyped. Remove code to create
2191 dynamic symbols for relative branches.
2192 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2193 takes unsigned integer instead of boolean.
2195 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2197 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2198 (two_file_test_LDADD): Likewise.
2199 (common_test_1_LDADD): Likewise.
2200 (exception_test_LDADD) Likewise.
2201 (weak_test_LDADD): Likewise.
2202 (many_sections_test_LDADD): Likewise.
2203 (initpri1_LDADD): Likewise.
2204 (script_test_1_LDADD): Likewise.
2205 (script_test_2_LDADD): Likewise.
2206 (justsyms_LDADD): Likewise.
2207 (binary_test_LDADD): Likewise.
2208 (large_LDADD): Likewise.
2209 * testsuite/Makefile.in: Regenerated.
2211 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2213 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2214 (Symbol_table::override_with_special): Likewise.
2215 (Symbol_table::add_from_object): Likewise.
2217 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2219 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2220 Don't set the data_offset twice.
2222 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2224 * testsuite/Makefile.in: Regenerate.
2226 2009-12-03 Doug Kwan <dougkwan@google.com>
2228 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2229 (Target_arm::do_finalize_sections): Add parameter for symbol table
2230 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2231 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2232 parameter for symbol table pointer.
2233 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2234 an additional parameter for a pointer to symbol table.
2235 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2236 parameter for a symbol table pointer.
2237 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2238 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2240 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2241 parameter for a symbol table pointer.
2243 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2245 * incremental.cc (Incremental_inputs_header)
2246 (Incremental_inputs_header_write, Incremental_inputs_entry)
2247 (Incremental_inputs_entry_write): Move ...
2248 * incremental.h (Incremental_inputs_header)
2249 (Incremental_inputs_header_write, Incremental_inputs_entry)
2250 (Incremental_inputs_entry_write): here.
2252 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2254 * incremental.cc (make_sized_incremental_binary): Set the target.
2255 Error if it is incompatible.
2256 * output.h (Output_file): Add filename method.
2258 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2260 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2261 from the get_* methods.
2263 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2265 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2266 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2267 Write 0 for the data_offset of scripts.
2269 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2271 * testsuite/Makefile.am: Add the incremental_test.sh test.
2272 * testsuite/incremental_test.sh: New.
2273 * testsuite/incremental_test_1.c: New.
2274 * testsuite/incremental_test_2.c: New.
2276 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2278 * incremental-dump.cc (main): Fix typos.
2280 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2283 * incremental-dump.cc (main): Use llu to print 64 bit values.
2285 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2286 H.J. Lu <hongjiu.lu@intel.com>
2288 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2290 (incremental_dump_LDADD): Likewise.
2291 * Makefile.in: Regenerated.
2293 2009-11-25 Doug Kwan <dougkwan@google.com>
2297 2009-11-25 Doug Kwan <dougkwan@google.com>
2299 * arm.cc (Target_arm::Target_arm): Move method definition
2300 outside of class definition. Add code to handle
2301 --target1-rel, --target1-abs and --target2= options.
2302 (Target_arm::get_reloc_reloc_type): Change method to be
2303 non-static and const.
2304 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2305 New data member declaration.
2306 (Target_arm::Scan::local, Target_arm::Scan::global,
2307 Target_arm::Relocate::relocate,
2308 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2309 Adjust call to Target_arm::get_real_reloc_type.
2310 (Target_arm::get_real_reloc_type): Use command line options
2311 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2312 * options.h (--target1-rel, --target1-abs, --target2): New
2315 2009-11-25 Doug Kwan <dougkwan@google.com>
2317 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2318 class definition. Add code to handle --target1-rel, --target1-abs
2319 and --target2= options.
2320 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2322 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2324 (Target_arm::Scan::local, Target_arm::Scan::global,
2325 Target_arm::Relocate::relocate,
2326 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2327 call to Target_arm::get_real_reloc_type.
2328 (Target_arm::get_real_reloc_type): Use command line options to
2329 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2330 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2333 2009-11-25 Doug Kwan <dougkwan@google.com>
2335 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2336 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2337 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2339 (Arm_relocate_functions::thm_call): Replace body with a call to
2340 Arm_relocate_functions::thumb_branch_common.
2341 (Arm_relocate_functions::thm_jump24,
2342 Arm_relocate_functions::thm_xpc22): New method definitions.
2343 (Arm_relocate_functions::thumb_branch_common): New method definition.
2344 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2346 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2347 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2349 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2351 * Makefile.am: Build incremental-dump
2352 * Makefile.in: Regenerate.
2353 * incremental-dump.cc: New.
2354 * incremental.cc (Incremental_inputs_header_data,
2355 Incremental_inputs_entry_data): Move to incremental.h
2356 * incremental.h: (Incremental_inputs_header_data,
2357 Incremental_inputs_entry_data): Move from incremental.cc
2359 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2361 * incremental.cc (Incremental_inputs_header,
2362 Incremental_inputs_header_write, Incremental_inputs_entry,
2363 Incremental_inputs_entry_write): Add a typedef with the data type.
2365 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2367 * incremental.cc (Incremental_inputs_header,
2368 Incremental_inputs_header_write, Incremental_inputs_entry,
2369 Incremental_inputs_entry_write): Update comment about which
2370 type has the filed descriptions.
2372 2009-11-15 Doug Kwan <dougkwan@google.com>
2374 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2375 (Arm_relocate_functions::arm_branch_common): Change method defintion
2376 in class definition to a method declaration and update list of formal
2378 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2379 Arm_relocation_functions::jump24): Adjust call to
2380 Arm_relocate_functions::arm_branch_common. Update list of formal
2382 (Arm_relocate_functions::xpc25): New method definition.
2383 (Arm_relocate_functions::arm_branch_common): Move method defintion
2384 out from class definition. Use stubs for mode-switching and extending
2386 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2387 specially. Change code to enable use of stubs in ARM branches.
2389 2009-11-10 Doug Kwan <dougkwan@google.com>
2391 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2392 in method declaration.
2393 (Target_arm::relocate_stub): New method declaration.
2394 (Target_arm::default_target): Change to return a pointer instead of
2396 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2397 Target_arm::default_target.
2398 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2400 (Target_arm::relocate_section): Adjust view.
2401 (Target_arm::relocate_stub): New method definition.
2403 2009-11-10 Doug Kwan <dougkwan@google.com>
2405 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2407 * incremental.cc (open_incremental_binary): Initialized local
2408 variables to avoid warnings.
2409 * object.cc (make_elf_object): Ditto.
2410 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2413 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2416 * testsuite/plugin_test.c: Include "config.h".
2418 2009-11-09 Doug Kwan <dougkwan@google.com>
2420 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2421 (arm_symbol_value): Remove.
2422 (Arm_relocate_functions::arm_branch_common,
2423 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2424 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2425 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2426 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2427 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2428 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2429 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2430 Arm_relocate_functions::thm_mobw_abs_nc,
2431 Arm_relocate_functions::thm_mov_abs,
2432 Arm_relocate_functions::movw_prel_nc,
2433 Arm_relocate_functions::thm_movt_abs,
2434 Arm_relocate_functions::movt_prel,
2435 Arm_relocate_functions::thm_movw_prel_nc,
2436 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2437 (Target_arm::Relocate::relocate): Only decompose address into two
2438 parts if relocation type uses the thumb-bit and pass the actual
2439 bit instead of a flag indicating that the thumb-bit is used. Adjust
2440 calls to methods in Arm_relocate_functions for this change.
2442 2009-11-08 Ian Lance Taylor <iant@google.com>
2445 * reloc.cc: Instantiate
2446 Sized_relobj::initialize_input_to_output_maps and
2447 Sized_relobj:free_input_to_output_maps.
2449 2009-11-06 Ian Lance Taylor <iant@google.com>
2452 * defstd.cc (in_segment): Set only_if_ref true for "end".
2454 2009-11-06 Doug Kwan <dougkwan@google.com>
2456 * arm.cc (class Reloc_stub): Correct a comment.
2457 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2458 (Target_arm::scan_section_for_stubs): New method declaration.
2459 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2460 Change methods from private to protected.
2461 (Target_arm::do_may_relax): New method definition.
2462 (Target_arm::do_relax, Target_arm::group_sections,
2463 Target_arm::scan_reloc_for_stub,
2464 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2465 (Target_arm::arm_input_section_map_): New data member declaration.
2466 (Target_arm::scan_reloc_for_stub,
2467 Target_arm::scan_reloc_section_for_stubs,
2468 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2469 Target_arm::do_relax): New method definitions.
2471 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2473 * configure.ac: Check for (struct stat)::st_mtim
2474 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2475 * config.in: Regenerate.
2476 * configure: Regenerate.
2478 2009-11-05 Ian Lance Taylor <iant@google.com>
2481 * output.cc (Output_segment::add_output_section): Add missing
2484 2009-11-04 Ian Lance Taylor <iant@google.com>
2487 * object.h (class Object): Add is_needed and set_is_needed
2488 methods. Add is_needed_ field. Make bool fields into bitfields.
2489 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2490 defined in a dynamic object and referenced by a regular object,
2491 set is_needed for the dynamic object.
2492 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2493 if the file is marked with as_needed and it is not needed.
2495 2009-11-04 Ian Lance Taylor <iant@google.com>
2498 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2499 tags if data is discarded by linker script.
2500 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2501 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2502 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2503 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2505 2009-11-04 Ian Lance Taylor <iant@google.com>
2507 * layout.cc (Layout::get_output_section): Add is_interp and
2508 is_dynamic_linker_section parameters. Change all callers.
2509 (Layout::choose_output_section): Likewise.
2510 (Layout::make_output_section): Likewise.
2511 (Layout::add_output_section_data): Add is_dynamic_linker_section
2512 parameter. Change all callers.
2513 * layout.h (class Layout): Update declarations.
2514 * output.h (class Output_section): Add is_interp, set_is_interp,
2515 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2516 Add is_interp_, is_dynamic_linker_section_ fields. Change
2517 generate_code_fills_at_write_ to a bitfield.
2518 * output.cc (Output_section::Output_sections): Initialize new
2520 (Output_segment::add_output_section): Add do_sort parameter.
2523 2009-11-03 Ian Lance Taylor <iant@google.com>
2526 * options.h (class General_options): Add --warn-common.
2527 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2528 merging two common symbols.
2529 (Symbol_table::should_override): Handle --warn-common when merging
2530 a common symbol with a defined symbol. Use report_resolve_problem
2531 for multiple definitions.
2532 (Symbol_table::report_resolve_problem): New function.
2533 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2535 2009-11-03 Doug Kwan <dougkwan@google.com>
2537 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2539 (Target_arm::stub_factory): New method definition.
2540 (Target_arm::new_arm_input_section,
2541 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2542 Target_arm::reloc_uses_thumb_bit): New method declarations.
2543 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2544 New type definitions.
2545 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2546 member declarations.
2547 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2548 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2549 New method definitions.
2551 2009-11-03 Ian Lance Taylor <iant@google.com>
2553 * options.h (class General_options): Add --warn_constructors.
2555 2009-11-03 Ian Lance Taylor <iant@google.com>
2558 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2559 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2561 2009-11-03 Ian Lance Taylor <iant@google.com>
2564 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2565 --msgid-bugs-address.
2566 (install-pdf): New target.
2567 (install-data_yes): Look up one directory to find mkinstalldirs.
2569 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2571 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2574 2009-10-30 Doug Kwan <dougkwan@google.com>
2576 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2578 2009-10-30 Doug Kwan <dougkwan@google.com>
2580 * arm.cc (Stub_addend_reader): New struct template definition
2581 and partial specializations.
2582 (Stub_addend_reader::operator()): New method definition for a
2583 partially specialized template.
2585 2009-10-30 Doug Kwan <dougkwan@google.com>
2587 * arm.cc (Arm_relobj::processor_specific_flags): New method
2589 (Arm_relobj::do_read_symbols): New method declaration.
2590 (Arm_relobj::processor_specific_flags_): New data member declaration.
2591 (Arm_dynobj): New class definition.
2592 (Target_arm::do_finalize_sections): Add input_objects parameter.
2593 (Target_arm::do_adjust_elf_header): New method declaration.
2594 (Target_arm::are_eabi_versions_compatible,
2595 (Target_arm::merge_processor_specific_flags): New method declaration.
2596 (Target_arm::do_make_elf_object): New overloaded method definitions
2598 (Arm_relobj::do_read_symbols): New method definition.
2599 (Arm_dynobj::do_read_symbols): Ditto.
2600 (Target_arm::do_finalize_sections): Add input_objects parameters.
2601 Merge processor-specific flags from all input objects.
2602 (Target_arm::are_eabi_versions_compatible,
2603 Target_arm::merge_processor_specific_flags,
2604 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2605 New method definitions.
2606 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2607 Input_objects pointer type parameter.
2608 * layout.cc (Layout::finalize): Pass input objects to target's.
2609 finalize_sections function.
2610 * output.cc (Output_file_header::do_sized_write): Set ELF file
2611 header's processor-specific flags.
2612 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2613 Input_objects pointer type parameter.
2614 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2615 * target.h (Input_objects): New forward class declaration.
2616 (Target::processor_specific_flags,
2617 Target::are_processor_specific_flags_sect): New method definitions.
2618 (Target::finalize_sections): Add input_objects parameter.
2619 (Target::Target): Initialize processor_specific_flags_ and
2620 are_processor_specific_flags_set_.
2621 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2623 (Target::set_processor_specific_flags): New method definition.
2624 (Target::processor_specific_flags_,
2625 Target::are_processor_specific_flags_set_): New data member
2627 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2628 Input_objects pointer type parameter.
2630 2009-10-30 Doug Kwan <dougkwan@google.com>
2632 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2634 2009-10-28 Ian Lance Taylor <iant@google.com>
2636 * object.h (class Relobj): Drop options parameter from
2637 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2638 do_scan_relocs, do_relocate. Change all callers.
2639 (class Sized_relobj): Drop options parameters from
2640 do_gc_process_relocs, do_scan_relocs, do_relocate,
2641 do_relocate_sections, relocate_sections, emit_relocs_scan,
2642 emit_relocs_scan_reltype. Change all callers.
2643 (struct Relocate_info): Remove options field and all references to
2645 * reloc.h (class Read_relocs): Remove options constructor
2646 parameter and options_ field. Change all callers.
2647 (class Gc_process_relocs, class Scan_relocs): Likewise.
2648 (class Relocate_task): Likewise.
2649 * target-reloc.h (scan_relocs): Remove options parameter. Change
2651 (scan_relocatable_relocs): Likewise.
2652 * target.h (class Sized_target): Remove options parameter from
2653 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2655 * gc.h (gc_process_relocs): Remove options parameter. Change all
2657 * arm.cc: Update functions to remove options parameters.
2658 * i386.cc: Likewise.
2659 * powerpc.cc: Likewise.
2660 * sparc.cc: Likewise.
2661 * x86_64.cc: Likewise.
2662 * testsuite/testfile.cc: Likewise.
2664 2009-10-28 Doug Kwan <dougkwan@google.com>
2666 * arm.cc (Arm_relobj): New class definition.
2667 (Arm_relobj::scan_sections_for_stubs,
2668 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2669 New method definitions.
2671 2009-10-28 Cary Coutant <ccoutant@google.com>
2673 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2674 (Plugin::cleanup_done_): New member.
2675 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2676 (Plugin_manager::cleanup_done_): Remove.
2677 (Plugin_manager::add_input_file): Edit error message.
2678 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2679 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2681 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2683 * fileread.cc: (File_read::View::~View): Use the new
2684 data_ownership_ filed.
2685 (File_read::~File_read): Dispose the new whole_file_view_.
2686 (File_read::open): Mmap the whole file if needed.
2687 (File_read::open): Use whole_file_view_ instead of contents_.
2688 (File_read::find_view): Use whole_file_view_ if applicable.
2689 (File_read::do_read): Use whole_file_view_ instead of contents_.
2690 (File_read::make_view): Use whole_file_view_ instead of contents_,
2691 update File_read::View::View call.
2692 (File_read::find_or_make_view): Update File_read::View::View
2694 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2696 (File_read::View::Data_ownership): New enum.
2697 (File_read::View::View): Replace bool mapped_ with Data_ownership
2699 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2700 (File_read::View::data_ownership_): New field.
2701 (File_read::contents_): Remove (replaced by whole_file_view_).
2702 (File_read::whole_file_view_): New field.
2703 * options.h (class General_options): Add --keep-files-mapped.
2705 2009-10-27 Cary Coutant <ccoutant@google.com>
2707 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2708 * testsuite/Makefile.am (plugin_test_5): New test case.
2709 * testsuite/Makefile.in: Regenerate.
2711 2009-10-25 Doug Kwan <dougkwan@google.com>
2713 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2714 from private to protected to allow access by child class.
2715 (Sized_relobj::do_relocate_sections): New method declaration.
2716 (Sized_relobj::relocate_sections): Virtualize.
2717 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2718 Sized_relobj::relocate_sections. Instantiate template explicitly
2719 for different target sizes and endianity.
2721 2009-10-24 Doug Kwan <dougkwan@google.com>
2723 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2724 (Arm_input_section::as_arm_input_section): New method.
2725 (Arm_output_section): New class definition.
2726 (Arm_output_section::create_stub_group,
2727 Arm_output_section::group_sections): New method definitions.
2729 2009-10-22 Doug Kwan <dougkwan@google.com>
2731 * arm.cc (Arm_input_section): New class definition.
2732 (Arm_input_section::init, Arm_input_section:do_write,
2733 Arm_input_section::set_final_data_size,
2734 Arm_input_section::do_reset_address_and_file_offset): New method
2737 2009-10-21 Doug Kwan <dougkwan@google.com>
2739 * arm.cc (Stub_table, Arm_input_section): New forward class
2741 (Stub_table): New class defintion.
2742 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2743 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2744 New method definition.
2746 2009-10-21 Doug Kwan <dougkwan@google.com>
2748 * arm.cc: Update copyright comments.
2749 (Target_arm): New forward class template declaration.
2750 (Arm_address): New type.
2751 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2752 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2753 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2755 (Insn_template): Same.
2756 (DEF_STUBS): New macro.
2757 (Stub_type): New enum type.
2758 (Stub_template): New class definition.
2761 (Stub_factory): Same.
2762 (Target_arm::Target_arm): Initialize may_use_blx_ and
2763 should_force_pic_veneer_.
2764 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2765 Target_arm::should_force_pic_veneer,
2766 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2767 Target_arm::using_thumb_only, Target_arm:;default_target): New
2769 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2770 New data member declarations.
2771 (Insn_template::size, Insn_template::alignment): New method defintions.
2772 (Stub_template::Stub_template): New method definition.
2773 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2774 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2775 (Stub_factory::Stub_factory): New method definition.
2776 * gold.h (string_hash): New template.
2777 * output.h (Input_section_specifier::hash_value): Use
2779 (Input_section_specifier::string_hash): Remove.
2780 * stringpool.cc (Stringpool_template::string_hash): Use
2783 2009-10-20 Doug Kwan <dougkwan@google.com>
2785 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2786 symbols of relaxed input sections.
2787 * output.h (Output_section::find_relaxed_input_section): Make
2790 2009-10-16 Doug Kwan <dougkwan@google.com>
2792 * dynobj.cc (Versions::Versions): Initialize version_script_.
2793 Only insert base version symbol definition for a shared object
2794 if version script defines any version versions.
2795 (Versions::define_base_version): New method definition.
2796 (Versions::add_def): Check that base version is not needed.
2797 (Versions::add_need): Define base version lazily.
2798 * dynobj.h (Versions::define_base_version): New method declaration.
2799 (Versions::needs_base_version_): New data member declaration.
2800 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2801 (check_DATA): Add no_version_test.stdout.
2802 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2804 * testsuite/Makefile.in: Regenerate.
2805 * testsuite/no_version_test.c: New file.
2806 * testsuite/no_version_test.sh: Ditto.
2808 2009-10-16 Doug Kwan <dougkwan@google.com>
2810 * expression.cc (class Segment_start_expression): New class definition.
2811 (Segment_start_expression::value): New method definition.
2812 (script_exp_function_segment_start): Return a new
2813 Segment_start_expression.
2814 * gold/script-c.h (script_saw_segment_start_expression): New function
2816 * script-sections.cc (Script_sections::Script_sections): Initialize
2817 SAW_SEGMENT_START_EXPRESSION_ to false.
2818 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2819 and -Tbbs options to specify section addresses if given in
2820 command line and no SEGMENT_START expression is seen in a script.
2821 * script-sections.h (Script_sections::saw_segment_start_expression,
2822 Script_sections::set_saw_segment_start_expression): New method
2824 (Script_sections::saw_segment_start_expression_): New data member
2826 * script.cc (script_saw_segment_start_expression): New function.
2827 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2828 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2829 script_test_7.sh and script_test_8.sh.
2830 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2831 script_test_8.stdout.
2832 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2833 (script_test_6, script_test_6.stdout, script_test_7,
2834 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2835 * Makefile.in: Regenerate.
2836 * testsuite/script_test_6.sh: New file.
2837 * testsuite/script_test_6.t: Same.
2838 * testsuite/script_test_7.sh: Same.
2839 * testsuite/script_test_7.t: Same.
2840 * testsuite/script_test_8.sh: Same.
2842 2009-10-16 Doug Kwan <dougkwan@google.com>
2844 * output.cc (Output_segment::set_section_list_address): Cast
2845 expressions to unsigned long long type to avoid format warnings.
2847 2009-10-15 Ian Lance Taylor <iant@google.com>
2849 * script.cc (Script_options::add_symbol_assignment): Always add a
2850 dot assignment to script_sections_.
2851 * script-sections.cc (Script_sections::add_dot_assignment):
2852 Initialize if necessary.
2854 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2855 program headers with no load segment if there is a linker script.
2857 * layout.cc (Layout::set_segment_offsets): Align the file offset
2858 to the segment aligment for -N or -n with no load segment.
2859 * output.cc (Output_segment::add_output_section): Don't crash if
2860 the first section is a TLS section.
2861 (Output_segment::set_section_list_addresses): Print an error
2862 message if the address moves backward in a linker script.
2863 * script-sections.cc
2864 (Output_section_element_input::set_section_addresses): Don't
2865 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2866 (Orphan_output_section::set_section_addresses): Likewise.
2868 2009-10-15 Doug Kwan <dougkwan@google.com>
2870 * layout.cc (Layout::finish_dynamic_section): Generate tags
2871 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2872 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2873 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2875 2009-10-14 Ian Lance Taylor <iant@google.com>
2877 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2879 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2880 data_shdr fields of relinfo.
2881 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2882 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2883 R_386_TLS_LDO_32, adjust based on section flags.
2884 (Target_i386::Relocate::fix_up_ldo): Remove.
2886 2009-10-13 Ian Lance Taylor <iant@google.com>
2888 Add support for -pie.
2889 * options.h (class General_options): Add -pie and
2891 (General_options::output_is_position_independent): Test -pie.
2892 (General_options::output_is_executable): Return true if not shared
2893 and not relocatable.
2894 (General_options::output_is_pie): Remove.
2895 * options.cc (General_options::finalize): Reject incompatible uses
2897 * gold.cc (queue_middle_tasks): A -pie link is not static.
2898 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2899 * symtab.cc (Symbol::final_value_is_known): Return false if
2900 output_is_position_independent.
2901 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2902 output_is_position_independent.
2903 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2904 output_is_position_independent.
2905 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2906 output_is_position_independent.
2907 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2909 (basic_pie_test.o, basic_pie_test): New targets.
2910 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2911 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2912 (two_file_pie_test): New target.
2913 * testsuite/Makefile.in: Rebuild.
2914 * README: Remove note saying that -pie is not supported.
2916 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2918 * options.h (class General_options): Add -init and -fini.
2919 * layout.cc (Layout::finish_dynamic_section): Emit
2920 given init and fini functions.
2922 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2924 * gc.h (gc_process_relocs): Check if icf is enabled using new
2926 * gold.cc (queue_initial_tasks): Likewise.
2927 (queue_middle_tasks): Likewise.
2928 * object.cc (do_layout): Likewise.
2929 * symtab.cc (is_section_folded): Likewise.
2930 * main.cc (main): Likewise.
2931 * reloc.cc (Read_relocs::run): Likewise.
2932 (Sized_relobj::do_scan_relocs): Likewise.
2933 * icf.cc (is_function_ctor_or_dtor): New function.
2934 (Icf::find_identical_sections): Check if function is ctor or dtor when
2936 * options.h (General_options::icf): Change option to be an enum.
2937 (Icf_status): New enum.
2938 (icf_enabled): New method.
2939 (icf_safe_folding): New method.
2940 (set_icf_status): New method.
2941 (icf_status_): New variable.
2942 * (options.cc) (General_options::finalize): Set icf_status_.
2943 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2944 icf_test and icf_keep_unique_test to use the --icf enum flag.
2945 * testsuite/icf_safe_test.sh: New file.
2946 * testsuite/icf_safe_test.cc: New file.
2948 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2950 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2951 includes to gc.h and icf.h.
2952 * arm.cc: Include gc.h.
2953 * gold.cc: Likewise.
2954 * i386.cc: Likewise.
2955 * powerpc.cc: Likewise.
2956 * sparc.cc: Likewise.
2957 * x86_64.cc: Likewise.
2958 * gc.h: Include icf.h.
2960 2009-10-11 Ian Lance Taylor <iant@google.com>
2962 * plugin.cc: Include "gold.h" before other header files.
2964 2009-10-10 Chris Demetriou <cgd@google.com>
2966 * options.h (Input_file_argument::Input_file_type): New enum.
2967 (Input_file_argument::is_lib_): Replace with...
2968 (Input_file_argument::type_): New member.
2969 (Input_file_argument::Input_file_argument): Take Input_file_type
2970 'type' rather than boolean 'is_lib' as second argument.
2971 (Input_file_argument::is_lib): Use type_.
2972 (Input_file_argument::is_searched_file): New function.
2973 (Input_file_argument::may_need_search): Handle is_searched_file.
2974 * options.cc (General_options::parse_library): Support -l:filename.
2975 (General_options::parse_just_symbols): Update for Input_file_argument
2977 (Command_line::process): Likewise.
2978 * archive.cc (Archive::get_file_and_offset): Likewise.
2979 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2980 * script.cc (read_script_file, script_add_file): Likewise.
2981 * fileread.cc (Input_file::Input_file): Likewise.
2982 (Input_file::will_search_for): Handle is_searched_file.
2983 (Input_file::open): Likewise.
2984 * readsyms.cc (Read_symbols::get_name): Likewise.
2985 * testsuite/Makefile.am (searched_file_test): New test.
2986 * testsuite/Makefile.in: Regenerate.
2987 * testsuite/searched_file_test.cc: New file.
2988 * testsuite/searched_file_test_lib.cc: New file.
2990 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2991 Ian Lance Taylor <iant@google.com>
2993 * descriptor.cc: Include <cstdio> and "binary-io.h".
2994 (Descriptors::open): Open the files in binary mode always.
2995 * script.cc (Lex::get_token): Treat \r as whitespace.
2997 2009-10-09 Ian Lance Taylor <iant@google.com>
2999 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3001 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3002 Ian Lance Taylor <iant@google.com>
3004 * configure.ac: Check for readv function also.
3005 * fileread.cc (readv): Define if not HAVE_READV.
3006 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3008 * config.in: Regenerate.
3009 * configure: Regenerate.
3011 2009-10-09 Doug Kwan <dougkwan@google.com>
3013 * layout.cc (Layout::make_output_section): Call target hook to make
3014 ordinary output section.
3015 (Layout::finalize): Adjust parameter list of call the
3016 Target::may_relax().
3017 * layout.h (class Layout::section_list): New method.
3018 * merge.h (Output_merge_base::entsize): Change visibility to public.
3019 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3021 (Output_merge_string::do_is_string): New method.
3022 * object.cc (Sized_relobj::do_setup): renamed from
3023 Sized_relobj::set_up.
3024 * object.h (Sized_relobj::adjust_shndx,
3025 Sized_relobj::initializ_input_to_output_maps,
3026 Sized_relobj::free_input_to_output_maps): Change visibilities to
3028 (Sized_relobj::setup): Virtualize.
3029 (Sized_relobj::do_setup): New method declaration.
3030 (Sized_relobj::invalidate_section_offset,
3031 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3032 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3033 * options.cc (parse_int): New function.
3034 * options.h (parse_int): New declaration.
3035 (DEFINE_int): New macro.
3036 (stub_group_size): New option.
3037 * output.cc (Output_section::Output_section): Initialize memebers
3038 merge_section_map_, merge_section_by_properties_map_,
3039 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3040 (Output_section::add_input_section): Handled deferred code-fill
3041 generation and remove an old comment.
3042 (Output_section::add_relaxed_input_section): New method definition.
3043 (Output_section::add_merge_input_section): Use merge section by
3044 properties map to speed to search. Update merge section maps
3046 (Output_section::build_relaxation_map): New method definition.
3047 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3049 (Output_section::relax_input_section): Renamed to
3050 Output_section::convert_input_sections_to_relaxed_sections and change
3051 interface to take a vector of pointers to relaxed sections.
3052 (Output_section::find_merge_section,
3053 Output_section::find_relaxed_input_section): New method definitions.
3054 (Output_section::is_input_address_mapped,
3055 Output_section::output_offset, Output_section::output_address):
3056 Use output section data maps to speed up searching.
3057 (Output_section::find_starting_output_address): Add comments.
3058 (Output_section::do_write,
3059 Output_section::write_to_postprocessing_buffer): Do code-fill
3060 generation as appropriate.
3061 (Output_section::get_input_sections): Invalidate relaxed input section
3063 (Output_section::restore_states): Adjust type of checkpoint .
3064 Invalidate relaxed input section map.
3065 * output.h (Output_merge_base): New class declaration.
3066 (Input_section_specifier): New class defintion.
3067 (class Output_relaxed_input_section) Change base class to
3068 Output_section_data_build.
3069 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3070 base class initializer.
3071 (Output_section::add_relaxed_input_section): New method declaration.
3072 (Output_section::Input_section): Change visibility to protected.
3073 (Output_section::Input_section::relobj,
3074 Output_section::Input_section::shndx): Handle relaxed input sections.
3075 Output_section::input_sections) Change visibility to protected. Also
3076 define overload to return a non-const pointer.
3077 (Output_section::Merge_section_properties): New class defintion.
3078 (Output_section::Merge_section_by_properties_map,
3079 Output_section::Output_section_data_by_input_section_map,
3080 Output_section::Relaxation_map): New types.
3081 (Output_section::relax_input_section): Rename method to
3082 Output_section::convert_input_sections_to_relaxed_sections and change
3083 interface to take a vector of relaxed section pointers.
3084 (Output_section::find_merge_section,
3085 Output_section::find_relaxed_input_section,
3086 Output_section::build_relaxation_map,
3087 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3088 New method declarations.
3089 (Output_section::merge_section_map_
3090 Output_section::merge_section_by_properties_map_,
3091 Output_section::relaxed_input_section_map_,
3092 Output_section::is_relaxed_input_section_map_valid_,
3093 Output_section::generate_code_fills_at_write_): New data members.
3094 * script-sections.cc
3095 (Output_section_element_input::set_section_addresses): Call
3096 current_data_size and addralign methods of relaxed input sections.
3097 (Orphan_output_section::set_section_addresses): Call current_data_size
3098 and addralign methods of relaxed input sections.
3099 * symtab.cc (Symbol_table::compute_final_value): Extract template
3100 from the body of Symbol_table::sized_finalize_symbol.
3101 (Symbol_table::sized_finalized_symbol): Call
3102 Symbol_table::compute_final_value.
3103 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3104 (Symbol_table::compute_final_value): New templated method declaration.
3105 * target.cc (Target::do_make_output_section): New method defintion.
3106 * target.h (Target::make_output_section): New method declaration.
3107 (Target::relax): Add more parameters for input objects, symbol table
3108 and layout. Adjust call to do_relax.
3109 (Target::do_make_output_section): New method declaration.
3110 (Target::do_relax): Add parameters for input objects, symbol table
3113 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3115 * pread.c: Include stdio.h.
3117 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3119 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3122 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3124 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3125 Change read_shndx type to unsigned int.
3126 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3128 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3129 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3130 Change read_shndx type to unsigned int.
3131 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3133 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3134 * layout.cc (Layout::create_symtab_sections): Cast the result of
3135 local_symcount * symsize to off_t in the gold_assert.
3137 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3139 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3140 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3142 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3143 (Arm_relocate_functions::thm_abs5): New function.
3144 (Arm_relocate_functions::abs12): New function.
3145 (Arm_relocate_functions::abs16): New function.
3146 (Arm_relocate_functions::base_abs): New function.
3147 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3148 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3149 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3151 (Scan::global): Likewise.
3152 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3153 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3154 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3155 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3158 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3160 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3161 (Arm_relocate_functions::movt_prel): New function.
3162 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3163 (Arm_relocate_functions::thm_movt_prel): New function.
3164 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3165 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3166 (Scan::global, Relocate::relocate): Likewise.
3167 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3169 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3171 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3172 Incremental_checker.
3173 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3175 (class Incremental_inputs_header): New class.
3176 (Incremental_inputs_header_writer): Edit comment.
3177 (Incremental_inputs_entry): New class.
3178 (Incremental_inputs_entry_writer): Edit comment.
3179 (Sized_incremental_binary::do_find_incremental_inputs_section):
3180 Add *strtab_shndx parameter, fill it.
3181 (Sized_incremental_binary::do_check_inputs): New method.
3182 (Incremental_checker::can_incrementally_link_output_file): Use
3183 Sized_incremental_binary::check_inputs.
3184 (Incremental_inputs::report_command_line): Save command line in
3187 (Incremental_binary::find_incremental_inputs_section): New
3189 (Incremental_binary::do_find_incremental_inputs_section): Add
3190 strtab_shndx parameter.
3191 (Incremental_binary::do_check_inputs): New pure virtual method.
3192 (Sized_incremental_binary::do_check_inputs): Declare.
3193 (Incremental_checker::Incremental_checker): Add incremental_inputs
3194 parameter, use it to initialize incremental_inputs_.
3195 (Incremental_checker::incremental_inputs_): New field.
3196 (Incremental_checker::command_line): New method.
3197 (Incremental_checker::inputs): New method.
3198 (Incremental_checker::command_line_): New field.
3200 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3202 * incremental.cc: Include <cstdarg> and "target-select.h".
3203 (vexplain_no_incremental): New function.
3204 (explain_no_incremental): New function.
3205 (Incremental_binary::error): New method.
3206 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3208 (make_sized_incremental_binary): New function.
3209 (open_incremental_binary): New function.
3210 (can_incrementally_link_file): Add checks if output is ELF and has
3212 * incremental.h: Include "elfcpp_file.h" and "output.h".
3213 (Incremental_binary): New class.
3214 (Sized_incremental_binary): New class.
3215 (open_incremental_binary): Declare.
3216 * object.cc (is_elf_object): Use
3217 elfcpp::Elf_recognizer::is_elf_file.
3218 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3219 * output.h (Output_file::filesize): New method.
3221 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3223 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3225 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3226 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3228 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3230 (Arm_relocate_functions::movw_abs_nc): New function.
3231 (Arm_relocate_functions::movt_abs): New function.
3232 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3233 (Arm_relocate_functions::thm_movt_abs): New function.
3234 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3235 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3236 (Scan::global): Likewise.
3237 (Relocate::relocate): Likewise.
3238 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3240 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3242 * arm.cc (Arm_relocate_functions::got_prel) New function.
3243 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3244 (Relocate::relocate): Likewise.
3245 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3247 2009-10-06 Ian Lance Taylor <iant@google.com>
3249 * options.h (class General_options): Define
3250 split_stack_adjust_size parameter.
3251 * object.h (class Object): Add uses_split_stack_ and
3252 has_no_split_stack_ fields. Add uses_split_stack and
3253 has_no_split_stack accessor functions. Declare
3254 handle_split_stack_section.
3255 (class Reloc_symbol_changes): Define.
3256 (class Sized_relobj): Define Function_offsets. Declare
3257 split_stack_adjust, split_stack_adjust_reltype, and
3259 * object.cc (Object::handle_split_stack_section): New function.
3260 (Sized_relobj::do_layout): Call handle_split_stack_section.
3261 * dynobj.cc (Sized_dynobj::do_layout): Call
3262 handle_split_stack_section.
3263 * reloc.cc (Sized_relobj::relocate_sections): Call
3264 split_stack_adjust for executable sections in split_stack
3265 objects. Pass reloc_map to relocate_section.
3266 (Sized_relobj::split_stack_adjust): New function.
3267 (Sized_relobj::split_stack_adjust_reltype): New function.
3268 (Sized_relobj::find_functions): New function.
3269 * target-reloc.h: Include "object.h".
3270 (relocate_section): Add reloc_symbol_changes parameter. Change
3272 * target.h (class Target): Add calls_non_split method. Declare
3273 do_calls_non_split virtual method. Declare match_view and
3275 * target.cc: Include "elfcpp.h".
3276 (Target::do_calls_non_split): New function.
3277 (Target::match_view): New function.
3278 (Target::set_view_to_nop): New function.
3279 * gold.cc (queue_middle_tasks): Give an error if mixing
3280 split-stack and non-split-stack objects with -r.
3281 * i386.cc (Target_i386::relocate_section): Add
3282 reloc_symbol_changes parameter.
3283 (Target_i386::do_calls_non_split): New function.
3284 * x86_64.cc (Target_x86_64::relocate_section): Add
3285 reloc_symbol_changes parameter.
3286 (Target_x86_64::do_calls_non_split): New function.
3287 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3289 * powerpc.cc (Target_powerpc::relocate_section): Add
3290 reloc_symbol_changes parameter.
3291 * sparc.cc (Target_sparc::relocate_section): Add
3292 reloc_symbol_changes parameter.
3293 * configure.ac: Call AM_CONDITIONAL for the default target.
3294 * configure: Rebuild.
3295 * testsuite/Makefile.am (TEST_AS): New variable.
3296 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3297 (check_DATA): Add split_i386 and split_x86_64 files.
3298 (SPLIT_DEFSYMS): Define.
3299 (split_i386_[1234n].o): New targets.
3300 (split_i386_[124]): New targets.
3301 (split_i386_[1234r].stdout): New targets.
3302 (split_x86_64_[1234n].o): New targets.
3303 (split_x86_64_[124]): New targets.
3304 (split_x86_64_[1234r].stdout): New targets.
3305 (MOSTLYCLEANFILES): Add new executables.
3306 * testsuite/split_i386.sh: New file.
3307 * testsuite/split_x86_64.sh: New file.
3308 * testsuite/split_i386_1.s: New file.
3309 * testsuite/split_i386_2.s: New file.
3310 * testsuite/split_i386_3.s: New file.
3311 * testsuite/split_i386_4.s: New file.
3312 * testsuite/split_i386_n.s: New file.
3313 * testsuite/split_x86_64_1.s: New file.
3314 * testsuite/split_x86_64_2.s: New file.
3315 * testsuite/split_x86_64_3.s: New file.
3316 * testsuite/split_x86_64_4.s: New file.
3317 * testsuite/split_x86_64_n.s: New file.
3318 * testsuite/testfile.cc (Target_test): Update relocation_section
3320 * testsuite/Makefile.in: Rebuild.
3322 2009-10-06 Ian Lance Taylor <iant@google.com>
3324 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3325 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3326 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3327 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3328 the address on ldo_addrs_.
3329 (Target_i386::Relocate::fix_up_ldo): New function.
3331 2009-10-06 Rafael Espindola <espindola@google.com>
3333 * plugin.cc (add_input_library): New.
3334 (Plugin::load): Add add_input_library to tv.
3335 (Plugin_manager::add_input_file): Add the is_lib argument.
3336 (add_input_file): Update call to Plugin_manager::add_input_file.
3337 (add_input_library): New.
3338 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3340 2009-09-30 Doug Kwan <dougkwan@google.com>
3342 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3343 symbol and call Symbol::may_need_copy_reloc to determine if
3344 a copy reloc is needed.
3345 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3346 nocopyreloc is given in command line.
3347 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3348 given in command line.
3349 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3350 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3351 of the removed Target_i386::may_need_copy_reloc.
3352 * options.h (copyreloc): New option with default value false.
3353 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3354 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3355 instead of the removed Target_powerpc::may_need_copy_reloc.
3356 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3357 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3358 instead of the removed Target_sparc::may_need_copy_reloc.
3359 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3360 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3361 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3362 instead of the removed Target_x86_64::may_need_copy_reloc.
3364 2009-09-30 Ian Lance Taylor <iant@google.com>
3366 * object.h (class Object): Remove target_ field, and target,
3367 sized_target, and set_target methods.
3368 (Object::sized_target): Remove.
3369 (class Sized_relobj): Update declarations. Remove sized_target.
3370 * object.cc (Sized_relobj::setup): Remove target parameter.
3372 (Input_objects::add_object): Don't do anything with the target.
3373 (make_elf_sized_object): Add punconfigured parameter. Change all
3374 callers. Set or test parameter target.
3375 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3377 * parameters.cc (Parameters::set_target): Change parameter type to
3379 (Parameters::default_target): Remove.
3380 (set_parameters_target): Change parameter type to be non-const.
3381 (parameters_force_valid_target): New function.
3382 (parameters_clear_target): New function.
3383 * parameters.h (class Parameters): Update declarations. Remove
3384 default_target method. Add sized_target and clear_target
3385 methods. Change target_ to be non-const.
3386 (set_parameters_target): Update declaration.
3387 (parameters_force_valid_target): Declare.
3388 (parameters_clear_target): Declare.
3389 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3390 as NULL if we aren't searching.
3391 (Add_symbols::run): Don't check for compatible target.
3392 * fileread.cc (Input_file::open_binary): Call
3393 parameters_force_valid_target.
3394 * gold.cc (queue_middle_tasks): Likewise.
3395 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3396 set_target on object.
3397 * dynobj.h (class Sized_dynobj): Update declarations.
3398 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3399 make_elf_object returns NULL.
3400 (Archive::include_member): Don't check whether object target is
3402 * output.cc (Output_section::add_input_section): Get target from
3404 (Output_section::relax_input_section): Likewise.
3405 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3407 (Sized_relobj::do_scan_relocs): Likewise.
3408 (Sized_relobj::relocate_sections): Likewise.
3409 * resolve.cc (Symbol_table::resolve): Likewise.
3410 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3411 parameter. Change all callers.
3412 (Symbol_table::add_from_object): Get target from parameters.
3413 (Symbol_table::add_from_relobj): Don't check object target.
3414 (Symbol_table::add_from_dynobj): Likewise.
3415 (Symbol_table::define_special_symbol): Get target from
3417 * symtab.h (class Symbol_table): Update declaration.
3418 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3419 parameter. Change all callers. Clear parameter target.
3420 (Binary_test): Test target here.
3421 * testsuite/object_unittest.cc (gold_testsuite): Remove
3422 target_test_pointer parameter. Change all callers.
3423 (Object_test): Test target here.
3425 2009-09-26 Ian Lance Taylor <iant@google.com>
3427 * testsuite/initpri1.c: Don't try to use constructor priorities if
3428 compiling with gcc before 4.3.
3430 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3432 * testsuite/retain_symbols_file_test.sh (check_present): Change
3433 output file name to retain_symbols_file_test.stdout.
3434 (check_absent): Likewise.
3436 2009-09-18 Craig Silverstein <csilvers@google.com>
3438 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3439 * options.cc: Include <cerrno> and <fstream>.
3440 (General_options::finalize): Parse -retain-symbols-file tag.
3441 * options.h: New flag.
3442 (General_options): New method should_retain_symbol, new
3443 variable symbols_to_retain.
3444 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3445 should_retain_symbol map.
3446 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3447 * testsuite/Makefile.in: Regenerate.
3448 * testsuite/retain_symbols_file_test.sh: New file.
3450 2009-09-18 Nick Clifton <nickc@redhat.com>
3452 * po/es.po: Updated Spanish translation.
3454 2009-09-17 Doug Kwan <dougkwan@google.com>
3456 * debug.h (DEBUG_RELAXATION): New constant.
3457 (DEBUG_ALL): Add DEBUG_RELAXATION.
3458 (debug_string_to_enum): Add relaxation debug option.
3460 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3461 Layout::Relaxation_debug_check::read_sections,
3462 Layout::Relaxation_debug_check::read_sections): New method definitions.
3463 (Layout::Layout): Initialize data members
3464 record_output_section_data_from_scrips_,
3465 script_output_section_data_list_ and relaxation_debug_check_.
3466 (Layout::save_segments, Layout::restore_segments,
3467 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3468 Layout::relaxation_loop_body): New method definitions.
3469 (Layout::finalize): Support relaxation. Move section layout code to
3470 Layout::relaxation_loop_body.
3471 (Layout::set_asection_address_from_script): Move code for orphan
3472 section placement out.
3473 (Layout::place_orphan_sections_in_script): New method definition.
3474 * layout.h (Output_segment_headers, Output_file_header):
3475 New forward class declarations.
3476 (Layout::~Layout): Define.
3477 (Layout::new_output_section_data_from_script): New method definition.
3478 (Layout::place_orphan_sections_in_script): New method declaration.
3479 (Layout::Segment_states): New type declaration.
3480 (Layout::save_segments, Layout::restore_segments,
3481 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3482 Layout::relaxation_loop_body): New method declarations.
3483 (Layout::Output_section_data_list): New type declaration.
3484 (Layout::Relaxation_debug_check): New class definition.
3485 (Layout::record_output_section_data_from_script_,
3486 Layout::script_output_section_data_list_, Layout::segment_states_,
3487 Layout::relaxation_debug_check_): New data members.
3488 * output.cc: (Output_section_headers::do_size): New method definition.
3489 (Output_section_headers::Output_section_headers): Move size
3490 computation to Output_section_headers::do_size.
3491 (Output_segment_headers::do_size): New method definition.
3492 (Output_file_header::Output_file_header): Move size computation to
3493 Output_file_header::do_size and call it.
3494 (Output_file_header::do_size): New method definition.
3495 (Output_data_group::Output_data_group): Adjust call to
3496 Output_section_data.
3497 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3498 (Output_symtab_xindex::do_write): Add array bound check.
3499 (Output_section::Input_section::print_to_mapfile): Handle
3500 RELAXED_INPUT_SECTION_CODE.
3501 (Output_section::Output_section): Initialize data member checkpoint_.
3502 (Output_section::~Output_section): Delete checkpoint object pointed
3504 (Output_section::add_input_section): Always add an Input_section if
3506 (Output_section::add_merge_input_section): Add assert.
3507 (Output_section::relax_input_section): New method definition.
3508 (Output_section::set_final_data_size): Set load address to zero for
3509 an unallocated section.
3510 (Output_section::do_address_and_file_offset_have_reset_values):
3511 New method definition.
3512 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3513 Handle relaxed input section.
3514 (Output_section::sort_attached_input_sections): Checkpoint input
3515 section list lazily.
3516 (Output_section::get_input_sections): Change type of input_sections to
3517 list of Simple_input_section pointers. Checkpoint input section list
3518 lazily. Also handle relaxed input sections.
3519 (Output_section::add_input_section_for_script): Take a reference to
3520 a Simple_input_section object instead of Relobj pointer and section
3521 index as parameter. Handle relaxed input sections.
3522 (Output_section::save_states, Output_section::restore_states): New
3524 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3525 (Output_data::is_data_size_fixed): New method definition.
3526 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3528 (Output_data::address_and_file_offset_have_reset_values): New method
3530 (Output_data::do_address_and_file_offset_have_reset_values): New method
3532 (Output_data::set_data_size): Check that data size is not fixed.
3533 (Output_data::fix_data_size): New method definition.
3534 (Output_data::is_data_size_fixed_): New data member.
3535 (Output_section_headers::set_final_data_size): New method definition.
3536 (Output_section_headers::do_size): New method declaration.
3537 (Output_segment_headers::set_final_data_size): New method definition.
3538 (Output_segment_headers::do_size): New method declaration.
3539 (Output_file_header::set_final_data_size)::New method definition.
3540 (Output_file_header::do_size)::New method declaration.
3541 (Output_section_data::Output_section_data): Add new parameter
3542 is_data_size_fixed and use it to fix data size.
3543 (Output_data_const::Output_data_const): Adjust call to base class
3544 constructor and fix data size.
3545 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3546 base class constructor and fix data size.
3547 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3548 base class constructor and fix data size.
3549 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3550 class constructor and fix data size.
3551 (Output_data_group::set_final_data_size): New method definition.
3552 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3553 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3554 class constructor and fix data size.
3555 (Output_relaxed_input_section): New class definition.
3556 (Output_section::Simple_input_section): New class definition.
3557 (Output_section::get_input_sections): Adjust parameter list.
3558 (Output_section::add_input_section_for_script): Same.
3559 (Output_section::save_states, Output_section::restore_states,
3560 Output_section::do_address_and_file_offset_have_reset_values,
3561 (Output_section::Input_section::Input_section): Handle
3562 RELAXED_INPUT_SECTION_CODE. Add new overload for
3563 Output_relaxed_input_section.
3564 (Output_section::Input_section::is_input_section,
3565 Output_section::Input_section::set_output_section): Handle relaxed
3567 (Output_section::Input_section::is_relaxed_input_section,
3568 Output_section::Input_section::output_section_data,
3569 Output_section::Input_section::relaxed_input_section): New method
3571 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3573 (Output_section::Input_section::u1_): Update comments.
3574 (Output_section::Input_section::u2_): Add new union member poris.
3575 (Output_section::Checkpoint_output_section): New classs definition.
3576 (Output_section::relax_input_section): New method declaration.
3577 (Output_section::checkpoint_): New data member.
3578 (Output_segment): Update comments.
3579 (Output_segment::Output_segment): Un-privatize copy constructor.
3580 (Output_segment::operator=): Un-privatize.
3581 * script-sections.cc (Output_section_element::Input_section_list):
3582 Change element type to Output_section::Simple_input_section.
3583 (Output_section_element_dot_assignment::set_section_addresses):
3584 Register output section data for relaxation clean up.
3585 (Output_data_exression::Output_data_expression): Adjust call to base
3586 constructor to fix data size.
3587 (Output_section_element_data::set_section_addresses): Register
3588 Output_data_expression object for relaxation clean up.
3589 (struct Input_section_info): Replace Relobj pointer and section index
3590 pair with Output_section::Simple_input_section and Convert struct to a
3592 (Input_section_sorter::operator()): Adjust access to
3593 Input_section_info data member to use accessors.
3594 (Output_section_element_input::set_section_addresses): Use layout
3595 parameter. Adjust code to use Output_section::Simple_input_section
3596 and Input_secction_info classes. Register filler for relaxation
3598 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3599 and section index pair with Output_section::Simple_input_section
3600 class. Adjust code accordingly.
3601 (Phdrs_element::release_segment): New method definition.
3602 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3604 (Script_sections::release_segments): New method definition.
3605 * gold/script-sections.h (Script_sections::release_segments): New
3607 * gold/target.h (Target::may_relax, Target::relax,
3608 Target::do_may_relax, Target::do_relax): New method definitions.
3610 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3612 * arm.cc (has_signed_unsigned_overflow): New function.
3613 (Arm_relocate_functions::abs8): New function.
3614 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3615 (Target_arm::Scan::global): Likewise.
3616 (Target_arm::relocate::relocate): Likewise.
3617 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3620 2009-09-16 Cary Coutant <ccoutant@google.com>
3622 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3623 * testsuite/Makefile.in: Regenerate.
3625 2009-09-11 Nick Clifton <nickc@redhat.com>
3627 * po/gold.pot: Updated by the Translation project.
3629 2009-09-08 Cary Coutant <ccoutant@google.com>
3631 * output.cc (Output_file::open): Add execute permission to empty file.
3632 * testsuite/Makefile.am (permission_test): New test.
3633 * testsuite/Makefile.in: Regenerate.
3635 2009-09-02 Ian Lance Taylor <iant@google.com>
3637 * output.cc (Output_file::resize): Call map_no_anonymous rather
3640 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3642 * gold.cc: Include "incremental.h".
3643 (queue_initial_tasks): Call Incremental_checker methods.
3644 * incremental.cc: Include "output.h".
3645 (Incremental_checker::can_incrementally_link_output_file): New
3647 * incremental.h (Incremental_checker): New class.
3649 * output.cc (Output_file::open_for_modification): New method.
3650 (Output_file::map_anonymous): Changed return type to bool. Record
3652 (Output_file::map_no_anonymous): New method, broken out of map.
3653 (Output_file::map): Use map_no_anonymous and map_anonymous.
3654 * output.h (class Output_file): Update declarations.
3656 2009-08-24 Cary Coutant <ccoutant@google.com>
3658 * options.h (Command_line::Pre_options): New class.
3659 (Command_line::pre_options): New member.
3660 * options.cc (gold::options::ready_to_register): New variable.
3661 (One_option::register_option): Do nothing if not registering options.
3662 Assert if same short option registered twice.
3663 (General_options::General_options): Turn off option registration when
3665 (Command_line::Pre_options::Pre_options): New constructor.
3667 2009-08-24 Cary Coutant <ccoutant@google.com>
3669 * options.h (General_options::no_keep_memory): Remove incorrect
3672 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3674 * Makefile.am (am__skiplex, am__skipyacc): New.
3675 * Makefile.in: Regenerate.
3677 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3679 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3680 (INCLUDES): ... this.
3681 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3682 (AM_CPPFLAGS): Renamed from ...
3683 (INCLUDE): ... this.
3684 * Makefile.in, testsuite/Makefile.in: Regenerate.
3686 * Makefile.in: Regenerate.
3687 * aclocal.m4: Likewise.
3688 * config.in: Likewise.
3689 * configure: Likewise.
3690 * testsuite/Makefile.in: Likewise.
3692 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3693 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3694 * Makefile.in: Regenerate.
3695 * testsuite/Makefile.in: Regenerate.
3697 2009-08-19 Cary Coutant <ccoutant@google.com>
3699 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3700 symbols in shared libraries overridden by hidden or internal symbols
3701 in the main program.
3703 2009-08-19 Chris Demetriou <cgd@google.com>
3705 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3706 checking source file names in error messages.
3708 2009-08-18 Doug Kwan <dougkwan@google.com>
3710 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3711 an elcpp::Ehdr as parameter. Adjust call to set_target.
3712 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3713 an elfcpp::Ehdr as parameter.
3714 * object.cc (Object::set_target): Remove the version that looks up
3715 a target and sets it.
3716 (Sized_relobj::setup): Take a Target object instead of
3717 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3718 (make_elf_sized_object): Find target and ask target to
3720 * object.h: (Object::set_target): Remove the version that looks up
3721 a target and sets it.
3722 (Sized_relobj::setup): Take a Target object instead of
3723 an elfcpp:Ehdr as parameter.
3724 * target.cc: Include dynobj.h.
3725 (Target::do_make_elf_object_implementation): New.
3726 (Target::do_make_elf_object): New.
3727 * target.h (Target::make_elf_object): New template declaration.
3728 (Target::do_make_elf_object): New method declarations.
3729 (Target::do_make_elf_object_implementation): New template declaration.
3731 2009-08-14 Ian Lance Taylor <iant@google.com>
3733 * gold.h (FUNCTION_NAME): Define.
3734 (gold_unreachable): Use FUNCTION_NAME.
3736 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3738 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3739 symbol in the --keep-unique list is not found.
3741 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3743 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3744 been maked as --keep-unique.
3745 (Icf::unfold_section): New function.
3746 * icf.h (Icf::unfold_section): New function.
3747 * options.h (General_options::keep_unique): New option.
3748 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3749 * testsuite/Makefile.in: Regenerate.
3750 * testsuite/icf_keep_unique_test.sh: New file.
3751 * testsuite/icf_keep_unique_test.cc: New file.
3753 2009-08-12 Cary Coutant <ccoutant@google.com>
3756 * resolve.cc (Symbol_table::resolve): Check for references from
3757 dynamic objects to hidden and internal symbols.
3758 * testsuite/Makefile.am (hidden_test.sh): New test.
3759 * testsuite/Makefile.in: Regenerate.
3760 * testsuite/hidden_test.sh: New script.
3761 * testsuite/hidden_test_1.c: New test source.
3762 * testsuite/hidden_test_main.c: New test source.
3764 2009-08-11 Doug Kwan <dougkwan@google.com>
3766 * arm.cc: Update comments.
3767 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3768 segment to locate the .ARM.exidx section if present.
3770 2009-08-09 Doug Kwan <dougkwan@google.com>
3772 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3775 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3776 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3779 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3781 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3782 valid tls_segment only for non-debug-section relocations.
3783 * testsuite/Makefile.am: Add gc_tls_test.
3784 * testsuite/Makefile.in: Regenerate.
3785 * testsuite/gc_tls_test.cc: New file.
3786 * testsuite/gc_tls_test.sh: New file.
3788 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3792 * Makefile.am (CCFILES): Add icf.cc.
3794 * Makefile.in: Regenerate.
3795 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3796 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3797 section, symbol and addend information for the relocs.
3798 * gold.cc (queue_middle_tasks): Call identical code folding.
3799 * gold.h: Add defines for multimap.
3800 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3801 to the call of finalize_local_symbols.
3802 * main.cc (main): Create object of class Icf.
3803 * object.cc (Sized_relobj::do_layout): Allow this function to be
3804 called twice during icf.
3805 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3806 to sections marked as identical by icf.
3807 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3809 (Sized_relobj::do_section_entsize): New function.
3810 * object.h (Object::section_entsize): New function.
3811 (Object::do_section_entsize): New pure virtual function.
3812 (Relobj::finalize_local_symbols): Add new parameter.
3813 (Relobj::do_section_entsize): New function.
3814 * options.h (General_options::icf): New option.
3815 (General_options::icf_iterations): New option.
3816 (General_options::print_icf_sections): New option.
3817 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3818 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3819 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3821 * symtab.cc (Symbol_table::is_section_folded): New function.
3822 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3823 to sections marked as identical by icf.
3824 * symtab.h (Symbol_table::set_icf): New function.
3825 (Symbol_table::icf): New function.
3826 (Symbol_table::is_section_folded): New function.
3827 (Symbol_table::icf_): New data member.
3828 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3829 * testsuite/Makefile.am: Add commands to build icf_test.
3830 * testsuite/Makefile.in: Regenerate.
3831 * testsuite/icf_test.sh: New file.
3832 * testsuite/icf_test.cc: New file.
3834 2009-07-24 Chris Demetriou <cgd@google.com>
3836 * layout.cc (is_compressible_debug_section): Fix incorrect
3837 comment about compressed section names.
3839 2009-07-20 Ian Lance Taylor <ian@airs.com>
3842 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3844 2009-07-16 Ian Lance Taylor <iant@google.com>
3847 * layout.h: #include <map>.
3848 (class Kept_section): Change from struct to class. Add accessors
3849 and setters. Add section size to Comdat_group mapping. Change
3850 Comdat_group to std::map. Add is_comdat_ field. Add
3851 linkonce_size field in union.
3852 (class Layout): Update declaration of find_or_add_kept_section.
3853 Don't declare find_kept_object.
3854 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3855 parameter. Add object, shndx, is_comdat, and is_group_name
3856 parameters. Change all callers. Adjust for new Kept_section.
3857 (Layout::find_kept_object): Remove.
3858 * object.cc (Sized_relobj::include_section_group): Update use of
3859 Kept_section. Rename secnum to shndx. Only record
3860 Kept_comdat_section if sections are the same size.
3861 (Sized_relobj::include_linkonce_section): Update use of
3862 Kept_section. Only record Kept_comdat_section if sections are the
3863 same size. Set size of linkonce section.
3864 (Sized_relobj::map_to_kept_section): Update call to
3865 get_kept_comdat_section.
3866 * object.h (class Sized_relobj): Rename fields in
3867 Kept_comdat_section to drop trailing underscores; change object
3868 field to Relobj*. Change Kept_comdat_section_table to store
3869 struct rather than pointer.
3870 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3871 Add kept_object and kept_shndx parameters. Change all callers.
3872 (Sized_relobj::get_kept_comdat_section): Change return type to
3873 bool. Add kept_object and kept_shndx parameters. Change all
3875 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3876 Layout::find_or_add_kept_section.
3878 2009-07-09 Ian Lance Taylor <iant@google.com>
3880 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3881 Reserve space in the hash table.
3883 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3885 * fileread.cc (File_read::get_mtime): New method.
3886 * fileread.h (Timespec): New structure.
3887 (File_read::get_mtime): New method.
3888 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3889 Renamed from timestamp_nsec.
3890 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3892 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3894 (Incremental_inputs::report_archive): Save mtime; style fix.
3895 (Incremental_inputs::report_obejct): Save mtime; style fix.
3896 (Incremental_inputs::report_script): Save mtime; style fix.
3897 (Incremental_inputs::finalize_inputs): Style fix.
3898 (Incremental_inputs::finalize): Style fix.
3899 (Incremental_inputs::create_input_section_data): Store inputs
3901 * incremental.h (Incremental_inputs::report_script): Add mtime
3903 (Incremental_inputs::Input_info::Input_info): Intialize only one
3905 (Incremental_inputs::Input_info::archive): Move to nameless
3907 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3908 (Incremental_inputs::Input_info::script): Move to nameless union.
3909 (Incremental_inputs::mtime): New field.
3910 * script.cc (read_input_script): Pass file mtime to
3912 * script.h (Script_info::inputs): Style fix.
3914 2009-07-01 Ian Lance Taylor <ian@airs.com>
3916 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3919 2009-06-24 Ian Lance Taylor <iant@google.com>
3922 * layout.cc (Layout::choose_output_section): If we find an
3923 existing section, update the flags.
3924 (Layout::create_notes): New function, broken out of
3926 (Layout::finalize): Don't create note sections.
3927 (Layout::create_note): Don't crash if linker script discards
3929 (Layout::create_gold_note): Likewise.
3930 (Layout::create_build_id): Likewise. Don't set
3931 after_input_sections on the section.
3932 (Layout::create_executable_stack_info): Remove target parameter.
3934 * layout.h (class Layout): Declare create_notes. Update
3935 declaration of create_executable_stack_info.
3936 * gold.cc (queue_middle_tasks): Call create_notes.
3937 * output.cc (Output_section::update_flags_for_input_section): Move
3938 here from output.h. If SHF_ALLOC flag is newly set, mark address
3940 * output.h (Output_data::mark_address_invalid): New function.
3941 (class Output_section): Only declare, not define,
3942 update_flags_for_input_section. Remove set_flags.
3944 2009-06-24 Ian Lance Taylor <iant@google.com>
3946 * script-sections.cc (Output_section_definition::
3947 set_section_addresses): Rename shadowing local load_address to
3950 2009-06-24 Ian Lance Taylor <iant@google.com>
3953 * reloc.cc (relocate_sections): Skip empty relocation sections.
3955 2009-06-23 Ian Lance Taylor <iant@google.com>
3958 * layout.cc (Layout::create_note): Use choose_output_section
3959 rather than make_output_section.
3961 2009-06-23 Ian Lance Taylor <iant@google.com>
3964 * options.cc (General_options::parse_V): Set printed_version_.
3965 (General_options::General_options): Initialize printed_version_.
3966 * options.h (class General_options): Add printed_version_ field.
3967 * gold.cc (queue_initial_tasks): If there are no input files,
3968 don't give a fatal error if we printed the version information.
3969 (queue_middle_tasks): If using -r with a shared object, give a
3970 fatal error rather than an ordinary error.
3972 2009-06-23 Ian Lance Taylor <iant@google.com>
3975 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3976 (Layout::make_output_section): Set have_stabstr_section_ if we see
3977 a .stab*str section.
3978 (Layout::finalize): Call link_stabs_sections.
3979 (Layout::link_stabs_sections): New file.
3980 * layout.h (class Layout): Add have_stabstr_section_ field.
3981 Declare link_stabs_sections.
3983 2009-06-23 Doug Kwan <dougkwan@google.com>
3985 * Makefile.am (libgold_a_LIBADD): New.
3986 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3987 * Makefile.in: Regenerate.
3988 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3989 * configure: Regenerate.
3990 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3991 * fileread.cc: Include sys/state.h
3992 * gold.h: Declare memmem and strndup if found missing.
3993 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3995 2009-06-23 Ian Lance Taylor <iant@google.com>
3997 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3998 * configure: Rebuild.
4000 2009-06-23 Ian Lance Taylor <iant@google.com>
4003 * object.cc (Object::section_contents): Don't try to get a view if
4004 the section has length zero.
4005 (Object::handle_gnu_warning_section): If the section is empty, use
4006 the name of the section as the warning.
4008 2009-06-23 Ian Lance Taylor <iant@google.com>
4011 * stringpool.h (class Stringpool_template): Add optimize_ field.
4012 (Stringpool_template::set_optimize): New function.
4013 * stringpool.cc (Stringpool_template::Stringpool_template):
4014 Initialize optimize_ field.
4015 (Stringpool_template::set_string_offsets): Test local optimize
4016 fild rather than parameter.
4017 * layout.cc (Layout::Layout): Call set_optimize on the section
4020 2009-06-22 Ian Lance Taylor <iant@google.com>
4023 * yyscript.y: Parse TARGET.
4024 * script.cc (script_set_target): New function.
4025 * script-c.h (script_set_target): Declare.
4026 * options.cc (General_options::string_to_object_format): Rename
4027 from string_to_object_format in anonymous namespace. Change
4029 * options.h (class General_options): Declare
4030 string_to_object_format.
4032 2009-06-22 Ian Lance Taylor <iant@google.com>
4034 * script-sections.cc (Script_sections::create_segments): Don't put
4035 program headers in a PT_LOAD segment if -n or -N.
4037 2009-06-22 Ian Lance Taylor <iant@google.com>
4040 * options.h (class General_options): Add -z lazy and -z now. Sort
4041 -z options into alphabetical order.
4042 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4044 2009-06-21 Ian Lance Taylor <iant@google.com>
4046 * layout.cc (Layout::make_output_section): Call
4047 Target::new_output_section.
4048 (Layout::attach_allocated_section_to_segment): Put large section
4049 sections in a separate load segment with the large segment flag
4051 (Layout::segment_precedes): Sort large data segments after other
4053 (align_file_offset): New static function.
4054 (Layout::set_segment_offsets): Use align_file_offset.
4055 * output.h (class Output_section): Add is_small_section_ and
4056 is_large_section_ fields.
4057 (Output_section::is_small_section): New function.
4058 (Output_section::set_is_small_section): New function.
4059 (Output_section::is_large_section): New function.
4060 (Output_section::set_is_large_section): New function.
4061 (Output_section::is_large_data_section): New function.
4062 (class Output_segment): Add is_large_data_segment_ field.
4063 (Output_segment::is_large_data_segment): New function.
4064 (Output_segment::set_is_large_data_segment): New function.
4065 * output.cc (Output_section::Output_section): Initialize new
4067 (Output_segment::Output_segment): Likewise.
4068 (Output_segment::add_output_section): Add assertion that large
4069 data sections always go in large data segments. Force small data
4070 sections to the end of the list of data sections. Force small BSS
4071 sections to the start of the list of BSS sections. For large BSS
4072 sections to the end of the list of BSS sections.
4073 * symtab.h (class Symbol): Declare is_common_shndx.
4074 (Symbol::is_defined): Check Symbol::is_common_shndx.
4075 (Symbol::is_common): Likewise.
4076 (class Symbol_table): Define enum Commons_section_type. Update
4077 declarations. Add small_commons_ and large_commons_ fields.
4078 * symtab.cc (Symbol::is_common_shndx): New function.
4079 (Symbol_table::Symbol_table): Initialize new fields.
4080 (Symbol_table::add_from_object): Put small and large common
4081 symbols in the right list.
4082 (Symbol_table::sized_finalized_symbol): Check
4083 Symbol::is_common_shndx.
4084 (Symbol_table::sized_write_globals): Likewise.
4085 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4086 common symbol lists. Don't call do_allocate_commons_list if the
4088 (Symbol_table::do_allocate_commons_list): Remove is_tls
4089 parameter. Add comons_section_type parameter. Change all
4090 callers. Handle small and large common symbols.
4091 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4092 Symbol::is_common_shndx.
4093 * resolve.cc (symbol_to_bits): Likewise.
4094 * target.h (Target::small_common_shndx): New function.
4095 (Target::small_common_section_flags): New function.
4096 (Target::large_common_shndx): New function.
4097 (Target::large_common_section_flags): New function.
4098 (Target::new_output_section): New function.
4099 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4100 small_common_section_flags, and large_common_section_flags
4102 (Target::do_new_output_section): New virtual function.
4103 * arm.cc (Target_arm::arm_info): Initialize new fields.
4104 * i386.cc (Target_i386::i386_info): Likewise.
4105 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4107 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4108 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4109 (Target_x86_64::do_new_output_section): New function.
4110 * configure.ac: Define conditional MCMODEL_MEDIUM.
4111 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4112 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4113 (large_LDFLAGS): Define.
4114 * testsuite/large.c: New file.
4115 * testsuite/testfile.cc (Target_test::test_target_info):
4116 Initialize new fields.
4117 * configure, testsuite/Makefile.in: Rebuild.
4119 2009-06-05 Doug Kwan <dougkwan@google.com>
4121 * Makefile.am (CCFILES): Add target.cc.
4122 * Makefile.in: Regenerate.
4123 * i386.cc (class Target_i386): Define new virtual method to
4124 override do_is_local_label_name in parent.
4125 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4126 local symbols if --discard-locals or -X is given.
4127 * options.h (class General_options): Declare new options
4128 '--discard-locals' and '-X' for discarding locals.
4129 * target.h (class Target): Define new methods is_local_label_name.
4130 Declare new virtual method do_is_local_label_name.
4131 * target.cc: New file.
4132 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4133 (check_SCRIPTS): Add discard_locals_test.sh.
4134 (check_DATA): Add discard_local_tests.syms.
4135 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4136 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4137 * testsuite/Makefile.in: Regenerate.
4138 * testsuite/discard_locals_test.c: New file.
4139 * testsuite/discard_locals_test.sh: Same.
4141 2009-06-05 Doug Kwan <dougkwan@google.com>
4143 * object.cc (Sized_relobj::Sized_relobj): Initialize
4144 discarded_eh_frame_shndx_ to -1U.
4145 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4147 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4148 a discarded .eh_frame section.
4149 (Sized_relobj::do_finalize_local_symbols): Ditto.
4150 * object.h (class Sized_relobj): Declare new member
4151 discarded_eh_frame_shndx_.
4152 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4153 (local_labels_test.o, local_labels_test): New rules.
4154 * testsuite/Makefile.in: Regenerate.
4156 2009-06-04 Doug Kwan <dougkwan@google.com>
4158 * layout.cc (Layout::section_name_mapping): Add mapping for
4159 special ARM sections.
4161 2009-06-03 Doug Kwan <dougkwan@google.com>
4163 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4164 (utils::has_overflow): Same.
4166 2009-06-03 Ian Lance Taylor <iant@google.com>
4168 * layout.cc (Layout::section_name_mapping): New array, replacing
4169 Layout::linkonce_mapping.
4170 (Layout::section_name_mapping_count): New variable, replacing
4171 Layout::linkonce_mapping_count.
4172 (Layout::linkonce_output_name): Remove.
4173 (Layout::output_section_name): Rewrite.
4174 * layout.h (class Layout): Rename Linkonce_mapping to
4175 Section_name_mapping, linkonce_mapping to section_name_mapping,
4176 linkonce_mapping_count to section_name_mapping_count. Don't
4177 declare linkonce_output_name.
4179 2009-06-03 Doug Kwan <dougkwan@google.com>
4181 * gold/arm.cc (namespace utils): New.
4182 (Target_arm::reloc_is_non_pic): Define new method.
4183 (class Arm_relocate_functions): New.
4184 (Target_arm::Relocate::relocate): Handle relocation types used by
4187 2009-06-03 Ian Lance Taylor <iant@google.com>
4189 * arm.cc (Target_arm::scan::global): Use || instead of |.
4191 2009-06-02 Doug Kwan <dougkwan@google.com>
4193 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4194 issued_non_pic_error_.
4195 (class Target_arm::Scan): Declare new method check_non_pic.
4196 Define new method symbol_needs_plt_entry.
4197 Declare new data member issued_non_pic_error_.
4198 (class Target_arm::Relocate): Declare new method
4199 should_apply_static_reloc.
4200 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4201 (Target_arm::Scan::check_non_pic): Define new method.
4202 (Target_arm::Scan::local): Handle a small subset of reloc types used
4204 (Target_arm::Scan::local): Same.
4205 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4207 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4209 * incremental.cc (Incremental_inputs::report_command_line): Filter
4210 out --incremental-* options.
4212 2009-05-29 Doug Kwan <dougkwan@google.com>
4214 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4216 (class Target_arm): Update comment.
4217 (Target_arm::Target_arm): Initialize new data members GOT_,
4218 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4219 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4220 and Target_arm::rel_dyn_section.
4221 Declare new_enum Target_arm::Got_type.
4222 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4224 Update commments for member do_dynsym_value.
4225 (Target_arm::got_size, Target_arm::plt_section,
4226 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4227 new methods inside class defintion.
4228 (Target_arm::got_section): Define new method.
4229 (Target_arm::rel_dyn_section): Same.
4230 (Output_data_plt_arm): New template class.
4231 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4232 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4233 (Output_data_plt_arm::add_entry): Same.
4234 (Output_data_plt_arm::first_plt_entry): Define new
4235 static data member for PLT instruction template.
4236 (Output_data_plt_arm::plt_entry): Same.
4237 (Output_data_plt_arm::do_write): Define new method.
4238 (Target_arm::make_plt_entry): Same.
4239 (Target_arm::do_finalize_sections): Same.
4240 (Target_arm::do_dynsym_value): Same.
4242 2009-05-28 Doug Kwan <dougkwan@google.com>
4244 * Makefile.am (TARGETSOURCES): Add arm.cc.
4245 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4246 * Makefile.in: Regenerate.
4248 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4250 2009-05-26 Doug Kwan <dougkwan@google.com>
4252 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4253 (General_options::check_excluded_libs): Strip off directories in
4254 archive name before matching like GNU ld does.
4255 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4256 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4257 (exclude_libs_test_LDFLAGS): Add linker option
4258 -Wl,--exclude-libs,libexclude_libs_test_3
4259 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4260 an explicit archive without using -l.
4261 (alt/libexclude_libs_test_3.a): New make rule.
4262 * testsuite/Makefile.in: Regenerate.
4263 * testsuite/exclude_libs_test.c : Declare lib3_default().
4265 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4266 * exclude_libs_test_3.c: New file.
4268 2009-05-26 Nick Clifton <nickc@redhat.com>
4270 * po/id.po: New Indonesian translation.
4271 * po/gold.pot: Updated template file.
4273 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4275 * testsuite/Makefile.am: Add -ffunction-sections to compile
4276 gc_comdat_test files. Add -Wl,--gc-sections to build
4278 * testsuite/Makefile.in: Regenerate.
4279 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4281 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4283 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4284 kept comdat section was garbage collected.
4285 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4286 * testsuite/Makefile.in: Regenerate.
4287 * testsuite/gc_comdat_test.sh: New file.
4288 * testsuite/gc_comdat_test_1.cc: New file.
4289 * testsuite/gc_comdat_test_2.cc: New file.
4291 2009-05-19 Doug Kwan <dougkwan@google.com>
4293 * archive.cc (Archive::Archive): Move constructor from archive.h
4294 to here. Initialize no_export_.
4295 (Archive::get_elf_object_for_member): Set no_export flag of object.
4296 * archive.h (Archive::Archive): Move constructor body to
4298 (Archive::no_export): New method.
4299 (Archive::no_export_): New field.
4300 * object.h (Object::Object): Initialize no_export_ to false.
4301 (Object::no_export, Object::set_no_export): New methods.
4302 (Object::no_export_): New field.
4303 * options.cc (General_options::parse_exclude_libs): New method.
4304 (General_options::check_excluded_libs) Same.
4305 * options.h (exclude_libs): New option.
4306 (General_options::check_excluded_libs): New method declaration.
4307 (General_options::excluded_libs_): New field.
4308 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4309 default or protected visibility if an object has no-export flag set.
4310 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4311 (check_SCRIPTS): Add exclude_libs_test.sh.
4312 (check_DATA): Add exclude_libs_test.syms.
4313 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4314 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4315 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4316 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4317 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4318 libexclude_libs_test_2.a): New rules.
4319 * testsuite/Makefile.in: Regenerate.
4320 * testsuite/exclude_libs_test.c: New file.
4321 * testsuite/exclude_libs_test.sh: Ditto.
4322 * testsuite/exclude_libs_test_1.c: Ditto.
4323 * testsuite/exclude_libs_test_2.c: Ditto.
4325 2009-05-15 Ian Lance Taylor <iant@google.com>
4327 * configure.ac: Check for declarations for cases where libiberty.h
4328 checks HAVE_DECL_xxx.
4329 * configure, config.in: Rebuild.
4331 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4333 * gold.h (Incremental_argument_list): Remove (invalid) forward
4335 * incremental.cc (Incremental_inputs::report_achive): New method.
4336 (Incremental_inputs::report_object): New method.
4337 (Incremental_inputs::report_script): New method.
4338 (Incremental_inputs::finalize_inputs): New method.
4339 (Incremental_inputs::finalize): Call finalize_inputs().
4340 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4341 Create inputs entries.
4342 * incremental.h (Incremental_input_type): New enum.
4343 (Incremental_inputs::Incremental_input): Initialize new fields.
4344 (Incremental_inputs::report_inputs): New method.
4345 (Incremental_inputs::report_achive): New method.
4346 (Incremental_inputs::report_object): New method.
4347 (Incremental_inputs::report_script): New method.
4348 (Incremental_inputs::finalize_inputs): New method.
4349 (Incremental_inputs::Input_info): New struct.
4350 (Incremental_inputs::Input_info_map): New typedef.
4351 (Incremental_inputs::lock_): New field.
4352 (Incremental_inputs::Inputs_): New field.
4353 (Incremental_inputs::Inputs_map): New field.
4354 * main.cc (main): Call Incremental_input::report_inputs.
4355 * options.h (Input_argument_list): Typedef moved from
4357 (Input_file_group::Files): Remove, use ::Input_argument_list.
4358 (Input_file_group::Input_argument_list): Remove, use
4359 ::Input_argument_list.
4360 * plugin.cc (Plugin_manager::add_input_file): Add error in
4362 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4364 * script.cc (read_input_script): Call
4365 Incremental_input::report_script.
4366 * script.h (Script_info): New class.
4368 2009-04-27 Ian Lance Taylor <iant@google.com>
4370 * x86_64.cc (do_adjust_output_section): Set entsize to
4373 2009-04-23 Elliott Hughes <enh@google.com>
4375 * output.cc (Output_file::close): After short writes, continue
4376 writing from the correct offset in the buffer being written.
4378 2009-04-23 Chris Demetriou <cgd@google.com>
4380 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4381 * configure: Regenerate.
4382 * config.in: Regenerate.
4383 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4384 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4386 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4388 * incremental.cc (Incremental_inputs_header_data): Renamed from
4389 Incremental_input_header_data.
4390 (Incremental_inputs_header_data::data_size): New field.
4391 (Incremental_inputs_header_data::put_input_file_count): Renamed
4392 from input_file_count.
4393 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4394 from command_line_offset.
4395 (Incremental_inputs_header_data::put_reserved): Renamed from
4397 (Incremental_inputs_entry_data): Renamed from
4398 Incremental_input_entry_data.
4399 (Incremental_inputs_entry_data::data_size): New field.
4400 (Incremental_inputs::report_command_line): New method.
4401 (Incremental_inputs::finalize): New method.
4402 (Incremental_inputs::create_incremental_inputs_data): New method.
4403 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4404 * incremental.h: New file.
4405 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4406 (Layout::finalize): Create incremental inputs section in
4408 (Layout::create_incremental_info_sections): New method.
4409 * layout.h (Layout::incremental_inputs): New method.
4410 (Layout::create_incremental_info_sections): New method.
4411 (Layout::incremental_inputs_): New field.
4412 * main.cc (main): Notify Incremental_input of the command line.
4414 2009-04-01 Ian Lance Taylor <iant@google.com>
4415 Mikolaj Zalewski <mikolajz@google.com>
4417 * gold.h (reserve_unordered_map): Define, three versions, one for
4418 each version of Unordered_map.
4419 * layout.cc (Layout::Layout): Remove options parameter. Add
4420 number_of_input_files parameter. Don't initialize options_.
4421 Initialize number_of_input_files_ and resized_signatures_. Move
4422 sections_are_attached_.
4423 (Layout::layout_group): Reserve space for group_signatures_.
4424 (Layout::find_or_add_kept_section): Change name parameter to be a
4425 reference. Resize signatures_ map when it gets large enough.
4426 (Layout::layout_eh_frame): Use parameters->options() instead of
4428 (Layout::make_output_section): Likewise.
4429 (Layout::attach_allocated_section_to_segment): Likewise.
4430 (Layout::finalize, Layout::create_executable_stack): Likewise.
4431 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4432 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4433 * layout.h (class Layout): Update declarations. Remove options_
4434 field. Add number_of_input_files_ and resized_signatures_
4435 fields. Move sections_are_attached_ field.
4436 * main.cc (main): Pass number of input files to Layout
4437 constructor. Don't pass options.
4439 2009-03-30 Ian Lance Taylor <iant@google.com>
4441 * ffsll.c (ffsll): Correct implementation.
4443 2009-03-27 Ian Lance Taylor <iant@google.com>
4445 * ffsll.c: New file.
4446 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4447 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4448 * ftruncate.c (ftruncate): Declare before definition.
4449 * mremap.c (mremap): Likewise.
4450 * pread.c (pread): Likewise.
4451 * configure, Makefile.in, config.in: Rebuild.
4453 * mremap.c: New file.
4454 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4455 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4456 (mremap): Declare if HAVE_MREMAP is not defined.
4457 * configure, Makefile.in, config.in: Rebuild.
4459 2009-03-27 Cary Coutant <ccoutant@google.com>
4461 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4462 position independent.
4463 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4464 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4466 2009-03-24 Cary Coutant <ccoutant@google.com>
4468 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4470 (needs_dynamic_reloc): Likewise.
4472 2009-03-24 Ian Lance Taylor <iant@google.com>
4474 * yyscript.y (file_cmd): Recognize EXTERN.
4475 (extern_name_list, extern_name_list_body): New nonterminals.
4476 * script.cc (script_add_extern): Define.
4477 * script-c.h (script_add_extern): Declare.
4479 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4481 * object.cc (is_elf_object): Define.
4482 * object.h (is_elf_object): Declare.
4483 * archive.cc (Archive::get_elf_object_for_member): Call
4485 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4487 2009-03-24 Elliott Hughes <enh@google.com>
4489 * output.cc (Output_file::map_anonymous): Define.
4490 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4491 try an anonymous one. Report the size if the mmap fails.
4492 * output.h (class Output_file): Declare map_anonymous.
4494 2009-03-24 Ian Lance Taylor <iant@google.com>
4496 * target-select.cc (instantiate_target): Don't acquire the lock if
4497 the instantiated_target_ field has already been set.
4499 2009-03-23 Ian Lance Taylor <iant@google.com>
4501 * gold-threads.h (class Initialize_lock): Define.
4502 * gold-threads.cc (class Initialize_lock_once): Define.
4503 (initialize_lock_control): New static variable.
4504 (initialize_lock_pointer): New static variable.
4505 (initialize_lock_once): New static function.
4506 (Initialize_lock::Initialize_lock): Define.
4507 (Initialize_lock::initialize): Define.
4508 * target-select.h: Include "gold-threads.h".
4509 (class Target_selector): Add lock_ and initialize_lock_ fields.
4510 Don't define instantiate_target, just declare it.
4511 * target-select.cc (Target_selector::Target_selector): Initialize
4513 (Target_selector::instantiate_target): Define.
4514 * descriptors.h: Include "gold-threads.h".
4515 (class Descriptors): Add initialize_lock_ field.
4516 * descriptors.cc (Descriptors::Descriptors): Initialize new
4518 (Descriptors::open): Use initialize_lock_ field
4519 * errors.h (class Errors): Add initialize_lock_ field.
4520 * errors.cc (Errors::Errors): Initialize new field.
4521 (Errors::initialize_lock): Use initialize_lock_ field.
4522 * powerpc.cc (class Target_selector_powerpc): Remove
4523 instantiated_target_ field. In do_recognize call
4524 instantiate_target rather than do_instantiate_target. In
4525 do_instantiate_target just allocate a new target.
4526 * sparc.cc (class Target_selector_sparc): Likewise.
4528 * freebsd.h: New file.
4529 * i386.cc: Include "freebsd.h".
4530 (Target_i386): Derive from Target_freebsd rather than
4532 (Target_selector_i386): Derive from Target_selector_freebsd rather
4533 than Target_selector.
4534 * x86_64.cc: Include "freebsd.h".
4535 (Target_x86_64): Derive from Target_freebsd rather than
4537 (Target_selector_x86_64): Derive from Target_selector_freebsd
4538 rather than Target_selector.
4539 * target.h (class Target): Add adjust_elf_header and
4540 do_adjust_elf_header.
4541 * output.cc (Output_file_header:: do_sized_write): Call target
4542 adjust_elf_header routine.
4543 * configure.tgt: Set targ_osabi.
4544 * configure.ac: Define GOLD_DEFAULT_OSABI.
4545 * parameters.cc (Parameters::default_target): Pass
4546 GOLD_DEFAULT_OSABI to select_target.
4547 * target-select.h (class Target_selector): Make instantiate_target
4548 protected rather than private.
4549 * Makefile.am (HFILES): Add freebsd.h.
4550 * configure, Makefile.in, config.in: Rebuild.
4552 * merge.cc (do_add_input_section): Correct pend value. Change
4553 message about last entry not being null terminated from error to
4556 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4558 * incremental.cc: New file.
4559 * Makefile.am (CCFILES): Add incremental.cc.
4560 * Makefile.in: Rebuild.
4562 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4564 * layout.cc (Layout::output_section_name): Preserve names
4565 of '.note.' sections.
4567 2009-03-19 Ian Lance Taylor <iant@google.com>
4569 * descriptors.cc (Descriptors::open): Check that the options are
4570 valid before using them.
4572 2009-03-18 Ian Lance Taylor <iant@google.com>
4574 * script-sections.h: Include <list>.
4575 (class Script_sections): Change Sections_elements from std::vector
4576 to std::list. Typedef public Elements_iterator. Add
4577 orphan_section_placement_, data_segment_align_start_, and
4578 saw_data_segment_align_ fields. Remove data_segment_align_index_
4580 * script-sections.cc (class Orphan_section_placement): New class.
4581 (class Sections_element): Add virtual functions is_relro and
4582 orphan_section_init. Remove virtual function place_orphan_here.
4583 (class Output_section_definition): Add is_relro and
4584 orphan_section_init. Remove place_orphan_here.
4585 (class Orphan_output_section): Likewise.
4586 (Script_sections::Script_sections): Update for field changes.
4587 (Script_sections::data_segment_align): Set saw_data_segment_align_
4588 and data_segment_align_start_, not data_segment_align_index.
4589 (Script_sections::data_segment_relro_end): Check
4590 saw_data_segment_align_. Use data_segment_align_start_ rather
4591 than data_segment_align_index_.
4592 (Script_sections::place_orphan): Rewrite to use
4593 Orphan_section_placement.
4595 2009-03-17 Ian Lance Taylor <iant@google.com>
4597 * archive.cc (Archive::add_symbols): Check for a version attached
4598 to the symbol name in the archive map.
4599 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4600 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4601 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4602 (ver_test_11.a): New target.
4603 * testsuite/Makefile.in: Rebuild.
4605 * configure.ac: Check for chsize and posix_fallocate. Replace
4607 * ftruncate.c: New file, from gnulib.
4608 * output.cc (posix_fallocate): Define dummy version if not
4609 HAVE_POSIX_FALLOCATE.
4610 (Output_file::map): Call posix_fallocate rather than lseek and
4612 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4613 * configure, Makefile.in, config.in: Rebuild.
4615 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4617 * layout.h (Layout::create_note): Add section_name parameter.
4618 * layout.cc (Layout::create_note): Likewise.
4619 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4621 2009-03-17 Ian Lance Taylor <iant@google.com>
4623 * descriptors.cc: Include "options.h".
4624 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4625 (Descriptors::open): Always use O_CLOEXEC when opening a new
4626 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4627 then set FD_CLOEXEC.
4629 * sparc.cc (class Target_sparc): Add has_got_section.
4630 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4631 make sure we have a GOT section.
4633 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4634 (Target_sparc::Scan::local): Likewise.
4635 (Target_sparc::Scan::global): Likewise.
4636 (Target_sparc::Relocate::relocate): Likewise.
4637 (Target_sparc::Relocate::relocate_tls): Likewise.
4639 * symtab.cc (Symbol_table::define_default_version): New function,
4640 broken out of add_from_object.
4641 (Symbol_table::add_from_object): Call define_default_version.
4642 (Symbol_table::define_special_symbol): Add resolve_oldsym
4643 parameter. Change all callers. If the version for a symbol comes
4644 from a version script, resolve it with the symbol with the same
4645 name with no version. Also add the symbol without a version if
4647 (do_define_in_output_data): If resolving with oldsym, don't delete
4649 (do_define_in_output_segment): Likewise.
4650 (do_define_as_constant): Likewise.
4651 * symtab.h (class Symbol_table): Update declarations.
4653 2009-03-13 Ian Lance Taylor <iant@google.com>
4655 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4656 (Read_symbols::requeue): New function.
4657 (Read_symbols::do_read_symbols): If make_elf_object fails because
4658 the target type is not configured, and the file was searched for,
4659 issue a warning and retry with the next directory.
4660 (Add_symbols::run): If the file has an incompatible format, and
4661 it was searched for, requeue the Read_symbols task. On error,
4663 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4664 dirindex parameter to constructor. Change all callers. Declare
4665 incompatible_warning and requeue.
4666 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4667 input_argument_ and input_group_ fields. Add them to
4668 constructor. Change all callers.
4669 (class Read_script): Add dirindex_ field. Add it to constructor.
4671 * archive.cc (Archive::setup): Remove input_objects parameter.
4673 (Archive::get_file_and_offset): Likewise.
4674 (Archive::read_all_symbols): Likewise.
4675 (Archive::read_symbols): Likewise.
4676 (Archive::get_elf_object_for_member): Remove input_objects
4677 parameter. Add punconfigured parameter. Change all callers.
4678 (Archive::add_symbols): Change return type to bool. Check return
4679 value of include_member.
4680 (Archive::include_all_members): Likewise.
4681 (Archive::include_member): Change return type to bool. Return
4682 false if first included object has incompatible target. Set
4683 included_member_ field.
4684 (Add_archive_symbols::run): If add_symbols returns false, requeue
4686 * archive.h (class Archive): Add included_member_ field.
4687 Initialize it in constructor. Add input_file and searched_for
4688 methods. Update declarations.
4689 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4690 input_argument_ fields. Add them to constructor. Change all
4692 * script.cc: Include "target-select.h".
4693 (class Parser_closure): Add skip_on_incompatible_target_ and
4694 found_incompatible_target_ fields. Add
4695 skip_on_incompatible_target parameter to constructor. Change all
4696 callers. Add methods skip_on_incompatible_target,
4697 clear_skip_on_incompatible_target, found_incompatible_target, and
4698 set_found_incompatible_target.
4699 (read_input_script): Add dirindex parameter. Change all callers.
4700 If parser finds an incompatible target, requeue Read_symbols
4702 (script_set_symbol): Clear skip_on_incompatible_target in
4704 (script_add_assertion, script_parse_option): Likewise.
4705 (script_start_sections, script_add_phdr): Likewise.
4706 (script_check_output_format): New function.
4707 * script.h (read_input_script): Update declaration.
4708 * script-c.h (script_check_output_format): Declare.
4709 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4710 (ignore_cmd): Remove OUTPUT_FORMAT.
4711 * fileread.cc (Input_file::Input_file): Add explicit this.
4712 (Input_file::will_search_for): New function.
4713 (Input_file::open): Add pindex parameter. Change all callers.
4714 * fileread.h (class Input_file): Add input_file_argument method.
4715 Declare will_search_for. Update declarations.
4716 * object.cc (make_elf_object): Add punconfigured parameter.
4718 * object.h (class Object): Make input_file public. Add
4719 searched_for method.
4720 (make_elf_object): Update declaration.
4721 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4723 * dirsearch.h (class Dirsearch): Update declaration.
4724 * options.h (class General_options): Add --warn-search-mismatch.
4725 * parameters.cc (Parameters::is_compatible_target): New function.
4726 * parameters.h (class Parameters): Declare is_compatible_target.
4727 * workqueue.cc (Workqueue::add_blocker): New function.
4728 * workqueue.h (class Workqueue): Declare add_blocker.
4730 * fileread.cc (Input_file::open): Remove options parameter.
4732 (Input_file::open_binary): Likewise.
4733 * script.cc (read_input_script): Likewise.
4734 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4735 options parameter from constructor. Change all callers.
4736 (class Read_script): Likewise.
4737 * fileread.h (class Input_file): Update declarations.
4738 * script.h (read_input_script): Update declaration.
4740 2009-03-10 Nick Clifton <nickc@redhat.com>
4742 * po/es.po: New Spanish translation.
4744 2009-03-06 Cary Coutant <ccoutant@google.com>
4746 * options.cc (parse_short_option): Keep dash_z from registering itself.
4748 2009-03-03 Ian Lance Taylor <iant@google.com>
4751 * target-reloc.h (relocate_section): Pass output_section to
4753 * i386.cc (Target_i386::should_apply_static_reloc): Add
4754 output_section parameter. Change all callers.
4755 (Target_i386::Relocate::relocate): Add output_section parameter.
4756 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4757 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4758 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4759 * testsuite/two_file_shared.sh: New script.
4760 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4761 (check_DATA): Add two_file_shared.dbg.
4762 (two_file_shared.dbg): New target.
4763 * testsuite/Makefile.in: Rebuild.
4765 2009-03-01 Ian Lance Taylor <iant@google.com>
4767 * configure.ac: Check for byteswap.h.
4768 * configure: Rebuild.
4769 * config.in: Rebuild.
4771 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4773 * layout.cc (Layout::find_or_add_kept_section): New function.
4774 (Layout::add_comdat): Removed.
4775 * layout.h (struct Kept_section): Move out of class Layout.
4776 Remove trailing underscores from field names. Add group_sections
4777 field. Rename group_ field to is_group. Change all uses.
4778 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4779 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4780 comdat_groups_ field.
4781 (Sized_relobj::include_section_group): Use
4782 find_or_add_kept_section and Kept_section::group_sections.
4783 (Sized_relobj::include_linkonce_section): Likewise.
4784 * object.cc (class Sized_relobj): Don't define Comdat_group or
4785 Comdat_group_table. Remove find_comdat_group and
4786 add_comdat_group. Remove comdat_groups_ field.
4787 * plugin.cc (include_comdat_group): Use
4788 Layout::find_or_add_kept_section.
4790 2009-02-28 Ian Lance Taylor <iant@google.com>
4792 * README: --gc-sections and map files are now supported. Document
4793 some build requirements.
4796 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4797 relocatable link set the value of the section symbol to zero.
4798 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4799 relocatable link don't include the section address in the local
4802 2009-02-27 Ian Lance Taylor <iant@google.com>
4805 * options.h (class Search_directory): Add is_system_directory.
4806 (class General_options): Declare is_in_system_directory.
4807 * options.cc (get_relative_sysroot): Make static.
4808 (get_default_sysroot): Make static.
4809 (General_optoins::is_in_system_directory): New function.
4810 * fileread.cc (Input_file::is_in_system_directory): New function.
4811 * fileread.h (class Input_file): Declare is_in_system_directory.
4812 * object.h (class Object): Add is_in_system_directory.
4813 (class Input_objects): Remove system_library_directory_ field.
4814 * object.cc (Input_objects::add_object): Don't set
4815 system_library_directory_.
4816 (input_objects::found_in_system_library_directory): Remove.
4817 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4818 parameter. Change all callers.
4819 (Symbol_table::sized_write_globals): Likewise.
4820 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4821 Call Object::is_in_system_directory.
4822 * symtab.h (class Symbol_table): Update declarations.
4825 * descriptors.h (Open_descriptor): Add is_on_stack field.
4826 * descriptors.cc (Descriptors::open): If the descriptor is on the
4827 top of the stack, remove it. Initialize is_on_stack field.
4828 (Descriptors::release): Only add pod to stack if it is not on the
4830 (Descriptors::close_some_descriptor): Clear stack_next and
4834 * output.cc (Output_section::find_starting_output_address): Rename
4835 from starting_output_address; add PADDR parameter; change return
4837 * output.h (class Output_section): Declare
4838 find_starting_output_address instead of starting_output_address.
4839 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4840 section symbol for which we can't find a merge section.
4843 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4844 hidden or internal, force the symbol to be local.
4845 * resolve.cc (Symbol::override_visibility): Define.
4846 (Symbol::override_base): Use override_visibility.
4847 (Symbol_table::resolve): Likewise.
4848 (Symbol::override_base_with_special): Likewise.
4849 (Symbol_table::override_with_special): If the visibility is hidden
4850 or internal, force the symbol to be local.
4851 * symtab.h (class Symbol): Add set_visibility and
4852 override_visibility.
4853 * testsuite/ver_test_1.sh: New file.
4854 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4855 (check_DATA): Add ver_test_1.syms.
4856 (ver_test_1.syms): New target.
4857 * testsuite/Makefile.in: Rebuild.
4859 2009-02-25 Cary Coutant <ccoutant@google.com>
4861 * layout.cc (Layout::choose_output_section): Don't rename sections
4862 when using a linker script that has a SECTIONS clause.
4863 * Makefile.in: Regenerate.
4865 * testsuite/Makefile.am (script_test_5.sh): New test case.
4866 * testsuite/Makefile.in: Regenerate.
4867 * testsuite/script_test_5.cc: New file.
4868 * testsuite/script_test_5.sh: New file.
4869 * testsuite/script_test_5.t: New file.
4871 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4873 * archive.cc (Archive::include_member): Update calls to add_symbols.
4874 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4875 the Layout argument.
4876 * dynobj.h (do_add_symbols): Add the Layout argument.
4877 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4879 * object.h (Object::add_symbols): Add the Layout argument.
4880 (Object::do_add_symbols): Add the Layout argument.
4881 (Sized_relobj::do_add_symbols): Add the Layout argument.
4882 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4883 Unify the two versions.
4884 (Add_plugin_symbols): Remove.
4885 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4886 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4887 (Add_plugin_symbols): Remove.
4888 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4889 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4890 (Add_symbols::run): Make it work with Pulginobj.
4892 2009-02-06 Ian Lance Taylor <iant@google.com>
4894 * object.cc (Sized_relobj::do_layout): Make info message start
4895 with lower case letter.
4897 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4899 * binary.cc: Fix file comment.
4901 * options.h (enum Incremental_disposition): Define.
4902 (class General_options): Add new options: --incremental,
4903 --incremental_changed, --incremental_unchanged,
4904 --incremental_unknown. Add incremental_disposition_ and
4905 implicit_incremental_ fields.
4906 (General_options::incremental_disposition): New function.
4907 (class Position_dependent_options): Add incremental_disposition
4909 (Position_dependent_options::copy_from_options): Set incremental
4911 * options.cc (General_options::parse_incremental_changed): New
4913 (General_options::parse_incremental_unchanged): New function.
4914 (General_options::parse_incremental_unknown): New function.
4915 (General_options::General_options): Initialize new fields
4916 incremental_disposition_ and implicit_incremental_.
4917 (General_options::finalize): Check for uasge of --incremental-*
4918 without --incremental.
4920 2009-02-06 Chris Demetriou <cgd@google.com>
4922 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4923 pointer and to report location as the file name associated with
4925 (gold_undefined_symbol_at_location): New function to replace the
4926 old gold_undefined_symbol functionality.
4927 * target-reloc.h (relocate_section): Update to use
4928 gold_undefined_symbol_at_location.
4929 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4930 Call gold_undefined_symbol function rather than gold_error.
4931 * errors.h (Errors::undefined_symbol): Take location as a
4932 string, rather than calculating it from a relocation.
4933 * errors.cc (Errors::fatal): Print "fatal error:" before the
4935 (Errors::error, Errors::error_at_location): Print "error: "
4936 before the formatted message.
4937 (Errors::undefined_symbol): Take location as a string, rather
4938 than calculating it from a relocation.
4939 (gold_undefined_symbol_at_location): New function akin to
4940 old gold_undefined_symbol, calculates location from relocation.
4941 (gold_undefined_symbol): Change to take only a Symbol pointer
4942 and to report location as the file name associated with the symbol.
4943 * testsuite/debug_msg.sh: Update for changed error messages.
4944 * testsuite/undef_symbol.sh: Likewise.
4946 2009-02-04 Duncan Sands <baldrick@free.fr>
4949 * reduced_debug_output.h
4950 (Output_reduced_debug_abbrev_section::failed): Use format for
4952 (Output_reduced_debug_info_section::faild): Likewise.
4954 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4956 * script.cc (Lazy_demangler): New class.
4957 (Version_script_info::get_symbol_version_helper): Demangle a
4960 2009-01-29 Cary Coutant <ccoutant@google.com>
4962 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4964 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4966 2009-01-28 Ian Lance Taylor <iant@google.com>
4968 * version.cc (version_string): Bump to 1.9.
4970 * gold.h: Include <cstring> and <stdint.h>.
4971 * version.cc: Include <cstdio>.
4972 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4974 * reduced_debug_output.cc (insert_into_vector): Rename from
4975 Insert_into_vector; change all callers. Use Swap_unaligned to
4976 avoid aliasing issue; remove union since it is unnecessary.
4978 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4980 * Makefile.am (CCFILES): Add gc.cc.
4982 * Makefile.in: Regenerate.
4983 * gold.cc (Gc_runner): New class.
4984 (queue_initial_tasks): Call garbage collection related tasks
4985 when corresponding options are invoked.
4986 (queue_middle_gc_tasks): New function.
4987 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4988 processed early before laying out sections during garbage collection.
4989 * gold.h (queue_middle_gc_tasks): New function.
4990 (is_prefix_of): Move from "layout.cc".
4991 * i386.cc (Target_i386::gc_process_relocs): New function.
4992 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4993 * main.cc (main): Create object of class "Garbage_collection".
4994 * object.cc (Relobj::copy_symbols_data): New function.
4995 (Relobj::is_section_name_included): New function.
4996 (Sized_relobj::do_layout): Allow this function to be called twice
4997 during garbage collection and defer layout of section during the
4999 * object.h (Relobj::get_symbols_data): New function.
5000 (Relobj::is_section_name_included): New function.
5001 (Relobj::copy_symbols_data): New function.
5002 (Relobj::set_symbols_data): New function.
5003 (Relobj::get_relocs_data): New function.
5004 (Relobj::set_relocs_data): New function.
5005 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5006 (Relobj::gc_process_relocs): New function.
5007 (Relobj::do_gc_process_relocs): New pure virtual function.
5008 (Relobj::sd_): New data member.
5009 (Sized_relobj::is_output_section_offset_invalid): New function.
5010 (Sized_relobj::do_gc_process_relocs): New function.
5011 * options.h (General_options::gc_sections): Modify to not be a no-op.
5012 (General_options::print_gc_sections): New option.
5013 * plugin.cc (Plugin_finish::run): Remove function call to
5014 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5015 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5016 * reloc.cc (Read_relocs::run): Add task to process relocs and
5017 determine unreferenced sections when doing garbage collection.
5018 (Gc_process_relocs): New class.
5019 (Sized_relobj::do_gc_process_relocs): New function.
5020 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5021 sections that are garbage collected.
5022 * reloc.h (Gc_process_relocs): New class.
5023 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5024 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5025 symbols whose corresponding sections are garbage collected.
5026 (Symbol_table::Symbol_table): Add new parameter for the garbage
5028 (Symbol_table::gc_mark_undef_symbols): New function.
5029 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5030 (Symbol_table::gc_mark_dyn_syms): New function.
5031 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5033 (Symbol_table::add_from_object): Likewise.
5034 (Symbol_table::add_from_relobj): When building shared objects, do not
5035 treat externally visible symbols as garbage.
5036 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5037 table information for static and relocatable links.
5038 * symtab.h (Symbol_table::set_gc): New function.
5039 (Symbol_table::gc): New function.
5040 (Symbol_table::gc_mark_undef_symbols): New function.
5041 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5042 (Symbol_table::gc_mark_dyn_syms): New function.
5043 (Symbol_table::gc_): New data member.
5044 * target.h (Sized_target::gc_process_relocs): New pure virtual
5046 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5047 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5049 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5051 * options.h (General_options::gc_sections): Define as a no-op for now.
5052 (General_options::no_keep_memory): Ditto.
5053 (General_options::Bshareable): Define.
5054 * options.cc (General_options::finalize): Honor -Bshareable.
5056 2009-01-20 Andreas Schwab <schwab@suse.de>
5058 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5059 read the value in the contents, since we don't use it. Use the
5060 template endianness when writing.
5061 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5063 2009-01-19 Andreas Schwab <schwab@suse.de>
5065 * configure.tgt (powerpc64-*): Fix targ_obj.
5067 2009-01-15 Ian Lance Taylor <iant@google.com>
5069 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5070 local symbols when stripping all symbols.
5072 2009-01-14 Cary Coutant <ccoutant@google.com>
5074 * output.cc (Output_reloc): Add explicit instantiations.
5076 2009-01-14 Cary Coutant <ccoutant@google.com>
5078 * archive.cc (Archive::get_elf_object_for_member): Remove call
5079 to File_read::claim_for_plugin.
5080 * descriptors.cc (Descriptors::open): Remove reference to
5082 (Descriptors::claim_for_plugin): Remove.
5083 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5084 (Descriptors::is_claimed): Remove.
5085 (claim_descriptor_for_plugin): Remove.
5086 * fileread.cc (File_read::claim_for_plugin): Remove.
5087 * fileread.h (File_read::claim_for_plugin): Remove.
5088 (File_read::descriptor): Reopen descriptor if necessary.
5089 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5090 (Plugin_manager::all_symbols_read): Add task parameter. Change
5092 (Plugin_manager::get_input_file): New function.
5093 (Plugin_manager::release_input_file): New function.
5094 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5095 corresponding data member.
5096 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5097 and pass to base constructor. Change all callers.
5098 (get_input_file, release_input_file): New functions.
5099 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5100 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5101 (Plugin_manager::all_symbols_read): Add task parameter.
5102 (Plugin_manager::get_input_file): New function.
5103 (Plugin_manager::release_input_file): New function.
5104 (Plugin_manager::task_): New data member.
5105 (Pluginobj::Pluginobj): Add filesize parameter.
5106 (Pluginobj::filename): New function.
5107 (Pluginobj::descriptor): New function.
5108 (Pluginobj::filesize): New function.
5109 (Pluginobj::filesize_): New data member.
5110 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5111 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5112 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5114 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5115 with archive libraries.
5116 * testsuite/Makefile.in: Regenerate.
5117 * testsuite/plugin_test.c (struct sym_info): New type.
5118 (get_input_file, release_input_file): New static variables.
5119 (onload): Capture new transfer vector entries.
5120 (claim_file_hook): Stop reading at end of file according to filesize.
5121 Factor out parsing of readelf output into separate function.
5122 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5123 APIs and get the source file name from the symbol table. Convert
5124 source file name to corresponding object file name. Print info
5125 message when adding new input files.
5126 (parse_readelf_line): New function.
5127 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5128 * testsuite/plugin_test_2.sh: Likewise.
5129 * testsuite/plugin_test_3.sh: Likewise.
5130 * testsuite/plugin_test_4.sh: New test case.
5132 2009-01-07 Ian Lance Taylor <iant@google.com>
5134 * version.cc (version_string): Bump to 1.8.
5136 2008-12-23 Cary Coutant <ccoutant@google.com>
5138 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5139 * plugin.cc (Plugin_manager::finish): Rename as
5140 layout_deferred_objects. Move cleanup to separate function.
5141 (Plugin_manager::cleanup): New function.
5142 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5144 * plugin.h (Plugin_manager::finish): Rename as
5145 layout_deferred_objects.
5146 (Plugin_manager::cleanup): New function.
5147 (Plugin_manager::cleanup_done): New field.
5149 2008-12-23 Cary Coutant <ccoutant@google.com>
5151 * plugin.cc (is_visible_from_outside): New function.
5152 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5153 so we don't return "IR only" status for exported symbols or -r links.
5155 * testsuite/Makefile.am (plugin_test_3): New test case.
5156 * testsuite/Makefile.in: Regenerate.
5157 * testsuite/plugin_test_3.sh: New file.
5159 2008-12-22 Cary Coutant <ccoutant@google.com>
5161 * object.cc (Sized_relobj::layout_section): New function.
5162 (Sized_relobj::do_layout): Defer layout of input sections until after
5163 plugin has provided replacement files.
5164 (Sized_relobj::do_layout_deferred_sections): New function.
5165 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5166 (Relobj::layout_deferred_sections): New function.
5167 (Relobj::do_layout_deferred_sections): New function.
5168 (Sized_relobj::do_layout_deferred_sections): New function.
5169 (Sized_relobj::layout_section): New function.
5170 (Sized_relobj::Deferred_layout): New structure.
5171 (Sized_relobj::deferred_layout_): New field.
5172 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5173 Change all callers. Layout deferred sections.
5174 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5176 (Plugin_hook::run): Move code from do_plugin_hook inline.
5177 (Plugin_hook::do_plugin_hook): Remove.
5178 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5179 (Plugin_manager::finish): Renamed, was cleanup.
5180 (Plugin_manager::should_defer_layout): New function.
5181 (Plugin_manager::add_deferred_layout_object): New function.
5182 (Plugin_manager::Deferred_layout_list): New type.
5183 (Plugin_manager::deferred_layout_objects_): New field.
5184 (Plugin_hook::do_plugin_hook): Remove.
5186 2008-12-17 Ian Lance Taylor <iant@google.com>
5188 * options.h (class General_options): Add --no case for
5191 2008-12-16 Cary Coutant <ccoutant@google.com>
5193 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5195 (Plugin_manager::claim_file): Create plugin object even if
5196 plugin did not call the add_symbols callback.
5197 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5198 asking for more symbols than were added.
5199 * testsuite/Makefile.am (plugin_test_1): Add test case with
5201 (empty.syms): New target.
5202 * testsuite/Makefile.in: Regenerate.
5203 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5204 message. Don't call add_symbols if no globals.
5205 (all_symbols_read_hook): Don't provide replacement for empty
5208 2008-12-12 Ian Lance Taylor <iant@google.com>
5210 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5211 r_type == 0 for a local symbol with r_sym == 0.
5212 (scan_relocatable_relocs): Pass r_sym to
5213 local_non_section_strategy.
5214 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5217 * configure.ac: Update test for TLS descriptors: they are
5218 supported as of glibc 2.9.
5219 * configure: Rebuild.
5221 2008-12-11 Ian Lance Taylor <iant@google.com>
5224 * target-reloc.h (Default_scan_relocatable_relocs): For each
5225 function, map r_type == 0 to RELOC_DISCARD.
5227 2008-12-10 Cary Coutant <ccoutant@google.com>
5229 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5230 object to override a kept COMDAT group from a plugin object.
5232 2008-12-09 Ian Lance Taylor <iant@google.com>
5235 * yyscript.y (file_cmd): Handle INPUT.
5237 * testsuite/initpri1.c: Change all declarations to be full
5238 prototypes by adding void, to avoid compiler warnings.
5240 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5242 * options.cc (General_options::parse_plugin_opt): New.
5243 (General_options::add_plugin): The argument now is just the filename.
5244 (General_options::add_plugin_option): New.
5245 * options.h (plugin_opt): New.
5246 (add_plugin): Change argument name.
5247 (add_plugin_option): New.
5248 * plugin.cc (Plugin::load): Don't parse the plugin option.
5249 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5250 (Plugin::add_option): New.
5251 (Plugin::args_): Change type.
5252 (Plugin::filename_): New.
5253 (Plugin_manager::add_plugin_option): New.
5254 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5255 * testsuite/Makefile.in: Regenerate.
5257 2008-12-05 Cary Coutant <ccoutant@google.com>
5259 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5260 Handle --strip-lto-sections option.
5261 * options.h (strip_lto_sections): New option.
5263 2008-12-01 Cary Coutant <ccoutant@google.com>
5265 * plugin.cc (ld_plugin_message): Change format parameter to const.
5266 Fix mismatch between new[] and delete.
5268 2008-11-14 Cary Coutant <ccoutant@google.com>
5270 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5273 2008-11-05 Craig Silverstein <csilvers@google.com>
5275 * options.cc (General_options::parse_dynamic_list): New function.
5276 * options.h (General_options): New flags dynamic_list,
5277 dynamic_list_data, dynamic_list_cpp_new, and
5278 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5279 (General_options::in_dynamic_list): New function.
5280 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5281 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5282 (Lex::can_continue_name): Likewise.
5284 (read_script_file): New parameter script_options.
5285 (read_dynamic_list): New function.
5286 (Script_options::define_dynamic_list): New function.
5287 (dynamic_list_keyword_parsecodes): New variable.
5288 (dynamic_list_keywords): New variable.
5289 * script.h (Script_options::define_dynamic_list): New function
5291 (read_dynamic_list): New function prototype.
5292 * symtab.cc (strprefix): New macro.
5293 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5294 dynamic_list_data, dynamic_list_cpp_new, and
5295 dynamic_list_cpp_typeinfo.
5296 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5297 (dynamic_list_expr): New rule.
5298 (dynamic_list_nodes): Likewise.
5299 (dynamic_list_node): Likewise.
5300 * testsuite/Makefile.am (dynamic_list): New test.
5301 * testsuite/Makefile.in: Regenerated.
5302 * testsuite/dynamic_list.t: New file.
5303 * testsuite/dynamic_list.sh: New file.
5305 2008-11-05 Craig Silverstein <csilvers@google.com>
5307 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5308 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5309 (t11_last): Likewise.
5310 * testsuite/ver_test_6.c (main): Likewise.
5312 2008-10-07 Cary Coutant <ccoutant@google.com>
5314 * options.c (General_options::finalize): Add check for -static and
5316 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5319 2008-10-02 Cary Coutant <ccoutant@google.com>
5321 * plugin.cc (make_sized_plugin_object): Fix conditional
5322 compilation to work when not all targets are enabled.
5324 2008-09-29 Cary Coutant <ccoutant@google.com>
5326 * archive.cc (Archive::get_file_and_offset): Use filename instead
5327 of name to get library path.
5328 (Archive::include_member): Unlock external member of a thin archive.
5330 * testsuite/Makefile.am (TEST_AR): New variable.
5331 (thin_archive_test_1): New test.
5332 (thin_archive_test_2): New test.
5333 * testsuite/Makefile.in: Regenerate.
5334 * testsuite/thin_archive_main.cc: New file.
5335 * testsuite/thin_archive_test_1.cc: New file.
5336 * testsuite/thin_archive_test_2.cc: New file.
5337 * testsuite/thin_archive_test_3.cc: New file.
5338 * testsuite/thin_archive_test_4.cc: New file.
5340 2008-09-29 Cary Coutant <ccoutant@google.com>
5342 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5343 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5345 (Sized_relobj::do_finalize_local_symbols): Likewise.
5346 (Sized_relobj::map_to_kept_section): Likewise.
5347 * object.h (Sized_relobj::invalid_address): New constant.
5348 (Sized_relobj::do_output_section_offset): Check for invalid_address
5350 * output.cc (Output_reloc::local_section_offset): Use constant
5351 invalid_address instead of -1U.
5352 (Output_reloc::get_address): Likewise.
5353 (Output_section::output_address): Change -1U to -1ULL.
5354 * output.h (Output_reloc::invalid_address): New constant.
5355 * reloc.cc (Sized_relobj::write_sections): Use constant
5356 invalid_address instead of -1U.
5357 (Sized_relobj::relocate_sections): Likewise.
5358 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5359 values for merge sections.
5360 * target-reloc.h (relocate_for_relocatable): Use constant
5361 invalid_address instead of -1U.
5363 2008-09-19 Cary Coutant <ccoutant@google.com>
5365 Add plugin functionality for link-time optimization (LTO).
5366 * configure.ac (plugins): Add --enable-plugins option.
5367 * configure: Regenerate.
5368 * config.in: Regenerate.
5369 * Makefile.am (LIBDL): New variable.
5370 (CCFILES): Add plugin.cc.
5371 (HFILES): Add plugin.h.
5372 (ldadd_var): Add LIBDL.
5373 * Makefile.in: Regenerate.
5375 * archive.cc: Include "plugin.h".
5376 (Archive::setup): Don't preread archive symbols when using a plugin.
5377 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5378 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5380 (Archive::include_member): Add symbols from plugin objects.
5381 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5382 * descriptors.cc (Descriptors::open): Check for file descriptors
5383 abandoned by plugins.
5384 (Descriptors::claim_for_plugin): New function.
5385 * descriptors.h (Descriptors::claim_for_plugin): New function.
5386 (Open_descriptor::is_claimed): New field.
5387 (claim_descriptor_for_plugin): New function.
5388 * fileread.cc (File_read::claim_for_plugin): New function.
5389 * fileread.h (File_read::claim_for_plugin): New function.
5390 (File_read::descriptor): New function.
5391 * gold.cc: Include "plugin.h".
5392 (queue_initial_tasks): Add task to call plugin hooks for generating
5394 * main.cc: Include "plugin.h".
5395 (main): Load plugin libraries.
5396 * object.h (Pluginobj): Declare.
5397 (Object::pluginobj): New function.
5398 (Object::do_pluginobj): New function.
5399 (Object::set_target): New function.
5400 * options.cc: Include "plugin.h".
5401 (General_options::parse_plugin): New function.
5402 (General_options::General_options): Initialize plugins_ field.
5403 (General_options::add_plugin): New function.
5404 * options.h (Plugin_manager): Declare.
5405 (General_options): Add --plugin option.
5406 (General_options::has_plugins): New function.
5407 (General_options::plugins): New function.
5408 (General_options::add_plugin): New function.
5409 (General_options::plugins_): New field.
5410 * plugin.cc: New file.
5411 * plugin.h: New file.
5412 * readsyms.cc: Include "plugin.h".
5413 (Read_symbols::do_read_symbols): Check for archive before checking
5414 for ELF file. Call plugin hooks to claim files.
5415 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5416 from a real object file; force override when processing replacement
5418 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5419 (Symbol::init_base_object): Likewise.
5420 (Symbol::init_base_output_data): Likewise.
5421 (Symbol::init_base_output_segment): Likewise.
5422 (Symbol::init_base_constant): Likewise.
5423 (Symbol::init_base_undefined): Likewise.
5424 (Symbol::output_section): Assert that object is not a plugin.
5425 (Symbol_table::add_from_pluginobj): New function.
5426 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5428 (Symbol_table::sized_write_globals): Likewise.
5429 (Symbol_table::add_from_pluginobj): Instantiate template.
5430 * symtab.h (Sized_pluginobj): Declare.
5431 (Symbol::in_real_elf): New function.
5432 (Symbol::set_in_real_elf): New function.
5433 (Symbol::in_real_elf_): New field.
5434 (Symbol_table::add_from_pluginobj): New function.
5436 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5437 (LIBDL): New variable.
5439 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5440 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5441 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5442 (MOSTLYCLEANFILES): Likewise.
5443 * testsuite/Makefile.in: Regenerate.
5444 * testsuite/plugin_test.c: New file.
5445 * testsuite/plugin_test_1.sh: New file.
5446 * testsuite/plugin_test_2.sh: New file.
5448 2008-09-16 Ian Lance Taylor <iant@google.com>
5450 * target-reloc.h (relocate_section): Check whether a symbol is
5451 defined by the ABI before reporting an undefined symbol error.
5452 * target.h (Target::is_defined_by_abi): Make parameter const.
5453 (Target::do_is_defined_by_abi): Likewise.
5454 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5455 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5456 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5457 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5458 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5459 * testsuite/Makefile.in: Rebuild.
5461 * fileread.cc (make_view): Add casts to avoid warning.
5463 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5465 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5466 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5468 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5470 * options.h (General_options::output_is_executable): New.
5471 (General_options::output_is_pie): New.
5472 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5473 for shared libraries.
5474 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5476 2008-09-11 Chris Demetriou <cgd@google.com>
5478 * options.h (origin): New -z option.
5479 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5480 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5483 2008-09-05 Cary Coutant <ccoutant@google.com>
5485 * fileread.cc (File_read::make_view): Add check for attempt to map
5488 2008-09-05 Cary Coutant <ccoutant@google.com>
5490 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5491 explicit instantiations.
5493 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5496 * options.cc (General_options::finalize): Allow undefined symbols
5497 in shlibs if linking -shared.
5500 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5501 symbols as not needing a dynsym entry.
5503 2008-08-20 Craig Silverstein <csilvers@google.com>
5505 * fileread.cc (File_read::open): Do not lock the file unless it
5506 was successfully opened.
5508 2008-08-14 Cary Coutant <ccoutant@google.com>
5510 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5511 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5512 * testsuite/tls_test.cc (struct int128): 128-bit struct
5513 for testing TLS relocs with non-zero addend.
5514 (v12): New TLS variable.
5516 (t_last): Add check for v12.
5517 * testsuite/tls_test.h (t12): New function.
5518 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5520 2008-08-13 Ian Lance Taylor <iant@google.com>
5522 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5523 set tls_segment_ or relro_segment_.
5524 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5526 * output.h (Output_section::clear_is_relro): New function.
5527 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5528 sections specially even when output_data_ is empty.
5529 (Output_segment::maximum_alignment): When first section is relro,
5530 only force alignment for PT_LOAD segments.
5531 * script.cc (script_data_segment_align): New function.
5532 (script_data_segment_relro_end): New function.
5533 * script-c.h (script_data_segment_align): Declare.
5534 (script_data_segment_relro_end): Declare.
5535 * script-sections.h (class Script_sections): Declare
5536 data_segment_align and data_segment_relro_end. Add fields
5537 segment_align_index_ and saw_relro_end_.
5538 * script-sections.cc (class Sections_element): Add set_is_relro
5539 virtual function. Add new bool* parameter to place_orphan_here.
5540 Add get_output_section virtual function.
5541 (class Output_section_definition): Add set_is_relro. Add new
5542 bool* parameter to place_orphan_here. Add get_output_section.
5543 Add is_relro_ field.
5544 (Output_section_definition::Output_section_definition): Initialize
5545 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5546 and is_relro_ fields.
5547 (Output_section_definition::place_orphan_here): Add is_relro
5549 (Output_section_definition::set_section_addresses): Set relro for
5551 (Output_section_definition::alternate_constraint): Likewise.
5552 (class Orphan_output_section): Add new bool* parameter to
5553 place_orphan_here. Add get_output_section.
5554 (Orphan_output_section::place_orphan_here): Add is_relro
5556 (Script_sections::Script_sections): Initialize
5557 data_segment_align_index_ and saw_relro_end_.
5558 (Script_sections::data_segment_align): New function.
5559 (Script_sections::data_segment_relro_end): New function.
5560 (Script_sections::place_orphan): Set or clear is_relro.
5561 (Script_sections::set_section_addresses): Force alignment of first
5563 * yyscript.y (exp): Call script_data_segment_align and
5564 script_data_segment_relro_end.
5565 * testsuite/relro_script_test.t: New file.
5566 * testsuite/relro_test.cc (using_script): Declare.
5567 (t1, t2): Test using_script.
5568 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5569 (relro_script_test_SOURCES): Define.
5570 (relro_script_test_DEPENDENCIES): Define.
5571 (relro_script_test_LDFLAGS): Define.
5572 (relro_script_test_LDADD): Define.
5573 (relro_script_test.so): New target.
5574 * testsuite/Makefile.in: Rebuild.
5576 2008-08-06 Cary Coutant <ccoutant@google.com>
5578 * archive.cc (Archive::total_archives, Archive::total_members)
5579 (Archive::total_members_loaded): New variables.
5580 (Archive::setup): Add parameter. Add option to preread
5582 (Archive::read_armap): Add counter.
5583 (Archive::get_file_and_offset): New function.
5584 (Archive::get_elf_object_for_member): New function.
5585 (Archive::read_all_symbols): New function.
5586 (Archive::read_symbols): New function.
5587 (Archive::add_symbols): Add counters.
5588 (Archive::include_all_members): Use armap to find members if it's
5590 (Archive::include_member): Skip reading symbols if already read.
5591 Factored code into Archive::get_file_and_offset and
5592 Archive::get_elf_object_for_member. Changed call to
5593 Mapfile::report_include_archive_member.
5594 (Archive::print_stats): New function.
5595 * archive.h: Declare Object and Read_symbols_data classes.
5596 (Archive::Archive): Add initializers for new members.
5597 (Archive::setup): Add parameter.
5598 (Archive::print_stats): New function.
5599 (Archive::total_archives, Archive::total_members)
5600 (Archive::total_members_loaded): New variables.
5601 (Archive::get_file_and_offset): New function.
5602 (Archive::get_elf_object_for_member): New function.
5603 (Archive::read_all_symbols): New function.
5604 (Archive::read_symbols): New function.
5605 (Archive::Archive_member): New class.
5606 (Archive::members_): New member.
5607 (Archive::num_members_): New member.
5608 * main.cc: Include archive.h.
5609 (main): Call Archive::print_stats.
5610 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5611 archive parameter; member_name is now the fully-decorated name.
5612 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5613 * options.h: (General_options): Add --preread-archive-symbols option.
5614 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5617 2008-08-04 Ian Lance Taylor <iant@google.com>
5619 * symtab.h (Symbol::use_plt_offset): New function.
5620 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5621 * powerpc.cc (Relocate::relocate): Likewise.
5622 * sparc.cc (Relocate::relocate): Likewise.
5623 * x86_64.cc (Relocate::relocate): Likewise.
5624 * testsuite/weak_plt.sh: New test.
5625 * testsuite/weak_plt_main.cc: New test.
5626 * testsuite/weak_plt_shared.cc: New test.
5627 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5628 (check_PROGRAMS): Add weak_plt.
5629 (check_DATA): Add weak_plt_shared.so.
5630 (weak_plt_main_pic.o, weak_plt): New targets.
5631 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5632 * testsuite/Makefile.in: Rebuild.
5634 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5636 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5637 * testsuite/Makefile.in: Rebuild.
5639 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5641 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5642 * Makefile.in: Regenerate.
5643 * po/POTFILES.in: Regenerate.
5645 2008-07-29 Ian Lance Taylor <iant@google.com>
5647 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5648 symbols before other symbols.
5649 * testsuite/script_test_2.cc (test_addr): Declare.
5650 (test_addr_alias): Declare.
5651 (main): Check that test_addr and test_addr_alias have the right
5653 * testsuite/script_test_2.t: Define test_addr_alias and
5656 2008-07-24 Ian Lance Taylor <iant@google.com>
5659 * descriptors.cc: New file.
5660 * descriptors.h: New file.
5661 * gold-threads.h (class Hold_optional_lock): New class.
5662 * fileread.cc: Include "descriptors.h".
5663 (File_read::~File_read): Release descriptor rather than closing
5665 (File_read::open) [file]: Call open_descriptor rather than open.
5666 Set is_descriptor_opened_.
5667 (File_read::open) [memory]: Assert that descriptor is not open.
5668 (File_read::reopen_descriptor): New function.
5669 (File_read::release): Release descriptor.
5670 (File_read::do_read): Make non-const. Reopen descriptor.
5671 (File_read::read): Make non-const.
5672 (File_read::make_view): Reopen descriptor.
5673 (File_read::do_readv): Likewise.
5674 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5675 Update declarations.
5676 * layout.cc: Include "descriptors.h".
5677 (Layout::create_build_id): Use open_descriptor rather than open.
5678 * output.cc: Include "descriptors.h".
5679 (Output_file::open): Use open_descriptor rather than open.
5680 * archive.cc (Archive::const_iterator): Change Archive to be
5682 (Archive::begin, Archive::end): Make non-const.
5683 (Archive::count_members): Likewise.
5684 * archive.h (class Archive): Update declarations.
5685 * object.h (Object::read): Make non-const.
5686 * Makefile.am (CCFILES): Add descriptors.cc.
5687 (HFILES): Add descriptors.h.
5688 * Makefile.in: Rebuild.
5691 * gold.h: Always include <clocale>. Add Solaris workarounds
5692 following code in binutils/sysdep.h.
5695 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5696 this->eh_frame_hdr_ is NULL before using it.
5698 * dynobj.cc (Versions::Versions): Update comment.
5700 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5701 the base version name.
5703 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5704 array size plus one.
5705 (Stringpool_template::set_string_offsets): Subtract one from key
5706 before using it as an array index.
5707 (Stringpool_template::get_offset_with_length): Likewise.
5708 (Stringpool_template::write_to_buffer): Likewise.
5709 * stringpool.h (Stringpool_template::get_offset_from_key):
5712 2008-07-23 Ian Lance Taylor <iant@google.com>
5715 * object.h (Merged_symbol_value::value): Do our best to handle a
5719 * script.cc (Version_script_info::get_versions): Don't add empty
5720 version tag to return value.
5721 (Version_script_info::get_symbol_version_helper): Change return
5722 type to bool. Add pversion parameter. Change all callers.
5723 (script_register_vers_node): Don't require a non-NULL tag.
5724 * script.h (class Version_script_info): Update declarations.
5725 (Version_script_info::get_symbol_version): Change return type to
5726 bool. Add version parameter. Change all callers.
5727 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5728 handling. Handle an empty version from a version script.
5729 (Symbol_table::define_special_symbol): Likewise.
5730 * testsuite/ver_test_10.script: New file.
5731 * testsuite/ver_test_10.sh: New file.
5732 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5733 (check_DATA): Add ver_test_10.syms.
5734 (ver_test_10.syms, ver_test_10.so): New target.
5735 * testsuite/Makefile.in: Rebuild.
5737 2008-07-23 Simon Baldwin <simonb@google.com>
5739 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5740 to zero for undefined symbols from dynamic libraries.
5742 2008-07-23 Ian Lance Taylor <iant@google.com>
5744 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5746 * symtab.h (class Symbol_table): Update declaration.
5747 * testsuite/ver_test_9.cc: New file.
5748 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5749 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5750 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5751 (ver_test_9.so, ver_test_9.o): New targets.
5752 * testsuite/Makefile.in: Rebuild.
5754 2008-07-22 Ian Lance Taylor <iant@google.com>
5756 * options.h (class General_options): Define --check-sections.
5757 * layout.cc (Layout::set_segment_offsets): Handle
5760 * options.h (class General_options): Define -n/--nmagic and
5762 * options.cc (General_options::finalize): For -n/--nmagic or
5763 -N/--omagic, set -static.
5764 * layout.cc (Layout::attach_allocated_section_to_segment): If
5765 -N/--omagic, don't put read-only and read-write sections in
5767 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5768 finding a read-only segment.
5769 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5770 don't set the minimum segment alignment to the common page size,
5771 and don't set the file offset to the address modulo the page size.
5772 * script-sections.cc (Script_sections::create_segments): If
5773 -n/--omagic, don't put read-only and read-write sections in
5776 * cref.cc: New file.
5778 * options.h (class General_options): Add --print-symbol-counts.
5779 * main.cc (main): Issue defined symbol report if requested.
5780 * archive.cc (Archive::interpret_header): Make into a const member
5782 (Archive::add_symbols): Call Input_objects::archive_start and
5784 (Archive::const_iterator): Define new class.
5785 (Archive::begin, Archive::end): New functions.
5786 (Archive::include_all_members): Rewrite to use iterator.
5787 (Archive::count_members): New function.
5788 * archive.h (class Archive): Update declarations.
5789 (Archive::filename): New function.
5790 * object.cc: Include "cref.h".
5791 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5792 (Sized_relobj::do_get_global_symbol_counts): New function.
5793 (Input_objects::add_object): Add object to cross-referencer.
5794 (Input_objects::archive_start): New function.
5795 (Input_objects::archive_stop): New function.
5796 (Input_objects::print_symbol_counts): New function.
5797 * object.h: Declare Cref and Archive.
5798 (Object::get_global_symbol_counts): New function.
5799 (Object::do_get_global_symbol_counts): New pure virtual function.
5800 (class Sized_relobj): Add defined_count_ field. Update
5802 (class Input_objects): Add cref_ field. Update constructor.
5803 Update declarations.
5804 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5806 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5808 (Sized_dynobj::do_get_global_symbol_counts): New function.
5809 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5810 defined_count_. Update declarations. Define Symbols typedef.
5811 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5812 parameter. Change all callers.
5813 (Symbol_table::add_from_dynobj): Add sympointers and defined
5814 parameters. Change all callers.
5815 * symtab.h (class Symbol_table): Update declarations.
5816 * Makefile.am (CCFILES): Add cref.cc.
5817 (HFILES): Add cref.h.
5818 * Makefile.in: Rebuild.
5820 2008-07-22 Simon Baldwin <simonb@google.com>
5822 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5823 to zero when writing undefined symbols.
5825 2008-07-22 Ian Lance Taylor <iant@google.com>
5827 * output.cc (Output_section::add_input_section): Don't try to
5828 merge empty merge sections.
5830 2008-07-21 Craig Silverstein <csilvers@google.com>
5832 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5833 Include symbol version in error message.
5835 2008-07-20 Chris Demetriou <cgd@google.com>
5837 * configure.ac (gold_cv_c_random_seed): New configured variable.
5838 (RANDOM_SEED_CFLAGS): New substituted variable.
5839 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5840 * configure: Rebuild.
5841 * Makefile.in: Likewise.
5842 * testsuite/Makefile.in: Likewise.
5844 2008-07-18 Ian Lance Taylor <iant@google.com>
5846 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5847 where we see NAME/NULL and NAME/VERSION as separate symbols.
5848 * testsuite/ver_test_main.cc (main): Call t4.
5849 (t4, t4_2a): Define.
5850 * testsuite/ver_test_2.cc (t4_2): Define.
5851 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5852 * testsuite/ver_test_4.cc (t4_2a): Define.
5853 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5854 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5856 2008-07-17 Ian Lance Taylor <iant@google.com>
5858 * dynobj.cc (Versions::add_def): If we give an error about a
5859 missing version, go ahead and create the version anyhow.
5861 2008-07-10 Ian Lance Taylor <iant@google.com>
5863 Handle output sections with more than 0x7fffffff bytes.
5864 * object.h (class Relobj): Change map_to_output_ to
5865 output_sections_, and just keep a section pointer. Change all
5866 uses. Move comdat group support to Sized_relobj.
5867 (Relobj::is_section_specially_mapped): Remove.
5868 (Relobj::output_section): Remove poff parameter. Change all
5870 (Relobj::output_section_offset): New function.
5871 (Relobj::set_section_offset): Rewrite.
5872 (Relobj::map_to_output): Remove.
5873 (Relobj::output_sections): New function.
5874 (Relobj::do_output_section_offset): New pure virtual function.
5875 (Relobj::do_set_section_offset): Likewise.
5876 (class Sized_relobj): Add section_offsets_ field. Add comdat
5877 group support from Relobj. Update declarations.
5878 (Sized_relobj::get_output_section_offset): New function.
5879 (Sized_relobj::do_output_section_offset): New function.
5880 (Sized_relobj::do_set_section_offset): New function.
5881 * object.cc (Relobj::output_section_address): Remove.
5882 (Sized_relobj::Sized_relobj): Initialize new fields.
5883 (Sized_relobj::include_section_group): Cast find_kept_object to
5885 (Sized_relobj::include_linkonce_section): Likewise.
5886 (Sized_relobj::do_layout): Use separate arrays for output section
5888 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5890 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5891 output_sections and section_offsets.
5892 (Sized_relobj::write_local_symbols): Likewise.
5893 (map_to_kept_section): Compute output address directly.
5894 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5895 output_sections and section_offsets.
5896 (Sized_relobj::write_sections): Likewise.
5897 (Sized_relobj::relocate_sections): Likewise.
5898 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5899 * output.h (class Output_reloc): Update declarations. Change
5900 u2_.relobj to Sized_relobj*.
5901 (class Output_data_reloc): Change add functions to use
5903 * output.cc (Output_reloc::Output_reloc): Change relobj to
5905 (Output_reloc::local_section_offset): Change return type to
5906 Elf_Addr. Use get_output_section_offset.
5907 (Output_reloc::get_address): Likewise.
5908 (Output_section::is_input_address_mapped): Don't call
5909 is_section_specially_mapped.
5910 (Output_section::output_offset): Likewise.
5911 (Output_section::output_address): Likewise.
5912 (Output_section::starting_output_address): Likewise.
5913 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5914 parameter to Sized_relobj*.
5915 (Copy_relocs::need_copy_reloc): Likewise.
5916 (Copy_relocs::save): Likewise.
5917 * copy-relocs.h (class Copy_relocs): Update declarations.
5918 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5919 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5920 * target-reloc.h (relocate_for_relocatable): Change
5921 offset_in_output_section type to Elf_Addr. Change code that uses
5923 * layout.cc (Layout::layout): Always set *off.
5924 * mapfile.cc (Mapfile::print_input_section): Use
5925 output_section_offset.
5926 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5928 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5929 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5930 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5932 2008-07-03 Ian Lance Taylor <iant@google.com>
5934 * layout.cc (Layout::include_section): Do not discard unrecognized
5935 SHT_STRTAB sections.
5937 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5939 * script.cc (Lex::can_continue_name): Make '?' allowable in
5940 version-script names.
5941 * testsuite/version_script.map: Change glob pattern to use '?'
5943 2008-06-30 Manish Singh <yosh@gimp.org>
5946 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5949 2008-06-30 Ian Lance Taylor <iant@google.com>
5953 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5954 versions]: Don't try to read the value in the contents, since we
5955 don't use it. Use the template endianness when writing.
5957 2008-06-25 Cary Coutant <ccoutant@google.com>
5959 * fileread.cc (File_read::make_view): Assert on zero-length view.
5960 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5961 symbol table when there are no symbols to read.
5963 2008-06-23 Craig Silverstein <csilvers@google.com>
5965 * version.cc (version_string): Bump to 1.7
5967 2008-06-18 Craig Silverstein <csilvers@google.com>
5969 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5970 constant 0xFFFF to type Valtype.
5971 (Powerpc_relocate_functions::rel16_ha): Likewise.
5973 2008-06-17 Ian Lance Taylor <iant@google.com>
5975 * output.h (Output_section::Input_section): Initialize p2align_ to
5976 zero for Output_section_data constructors.
5977 (Output_section::Input_section::addralign): If not an input
5978 section, return the alignment of the Output_section_data.
5979 * testsuite/copy_test.cc: New file.
5980 * testsuite/copy_test_1.cc: New file.
5981 * testsuite/copy_test_2.cc: New file.
5982 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5983 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5984 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5985 (copy_test_1_pic.o, copy_test_1.so): New targets.
5986 (copy_test_2_pic.o, copy_test_2.so): New targets.
5987 * testsuite/Makefile.in: Rebuild.
5989 * script-sections.cc (Script_sections::place_orphan): Initialize
5990 local variable exact.
5992 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5994 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5996 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5997 David S. Miller <davem@davemloft.net>
5999 * powerpc.cc: New file.
6000 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6001 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6002 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6003 * Makefile.in: Rebuild.
6005 2008-06-09 Ian Lance Taylor <iant@google.com>
6007 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6009 (throwing, orig_terminate): New static variables.
6010 (terminate_handler): New static function.
6011 (t2): Set terminate handler.
6013 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6016 * binary.cc (Binary_to_elf::sized_convert): Fix .data
6019 2008-05-30 Cary Coutant <ccoutant@google.com>
6021 * archive.cc (Archive::include_all_members) Correct to step
6022 over symbol table and extended name table in thin archives.
6024 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6027 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6030 2008-05-28 Caleb Howe <cshowe@google.com>
6032 * reduced_debug_output.cc: New file.
6033 * reduced_debug_output.h: New file.
6034 * options.h (class General_options): Add --strip-debug-non-line.
6035 * options.cc (General_options::finalize): Add strip_debug_non_line
6036 to the strip heirarchy.
6037 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6039 * layout.cc: Include "reduced_debug_output.h".
6040 (Layout::Layout): Initialize new fields.
6041 (line_only_debug_sections): New static array.
6042 (is_lines_only_debug_sections): New static inline function.
6043 (Layout::include_section): Handle --strip-debug-non-line.
6044 (Layout::make_output_section): If --strip-debug-non-line, build
6045 new output sections for .debug_abbrev and .debug_info.
6046 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6047 gold. Warn about possible overflow.
6048 (read_signed_LEB_128): Likewise.
6049 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6050 (read_signed_LEB_128): Declare.
6051 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6052 (HFILES): Add reduced_debug_output.h.
6053 * Makefile.in: Rebuild.
6055 2008-05-21 Ian Lance Taylor <iant@google.com>
6057 * mapfile.cc: New file.
6058 * mapfile.h: New file.
6059 * options.h (class General_options): Add -M/--print-map and -Map.
6060 * options.cc (General_options::finalize): Make -M equivalent to
6062 * main.cc: Include <cstdio> and "mapfile.h".
6063 (main): Open mapfile if requested.
6064 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6065 constructor. Change caller.
6066 (queue_initial_tasks): Add mapfile parameter. Change caller.
6067 (queue_middle_tasks): Likewise.
6068 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6070 * archive.cc: Include "mapfile.h".
6071 (Archive::add_symbols): Add mapfile parameter. Change all
6072 callers. Pass mapfile, symbol, and reason to include_member.
6073 (Archive::include_all_members): Add mapfile parameter. Change all
6075 (Archive::include_member): Add mapfile, sym, and why parameters.
6076 Change all callers. Report inclusion to map file.
6077 * archive.h: Include "fileread.h".
6078 (class Archive): Update declarations.
6079 (Archive::file): New const method.
6080 (class Add_archive_symbols): Add mapfile_ field. Update
6081 constructor. Change all callers.
6082 * readsyms.h (class Read_symbols): Likewise.
6083 (class Finish_group): Likewise.
6084 (class Read_script): Likewise.
6085 * common.cc: Include "mapfile.h".
6086 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6088 (Symbol_table::do_allocate_commons): Likewise.
6089 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6090 symbol allocation to mapfile.
6091 * common.h (class Allocate_commons_task): Add mapfile_ field.
6092 Update constructor. Change all callers.
6093 * symtab.h (class Symbol_table): Update declarations.
6094 * layout.cc: Include "mapfile.h".
6095 (Layout_task_runner::run): Print information to mapfile.
6096 (Layout::create_gold_note): Change Output_data_fixed_space to
6097 Output_data_zero_fill.
6098 (Layout::create_build_id): Likewise.
6099 (Layout::print_to_mapfile): New function.
6100 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6101 constructor. Change caller.
6102 (class Layout): Declare print_to_mapfile.
6103 * output.cc (Output_section::Input_section::print_to_mapfile): New
6105 (Output_section::add_input_section): If producing a map, always
6106 add to input_sections_ list.
6107 (Output_section::do_print_to_mapfile): New function.
6108 (Output_segment::print_sections_to_mapfile): New function.
6109 (Output_segment::print_section_list_to_mapfile): New function.
6110 * output.h: Include "mapfile.h".
6111 (Output_data::print_to_mapfile): New function.
6112 (Output_data::do_print_to_mapfile): New virtual function.
6113 (Output_segment_headers::do_print_to_mapfile): New function.
6114 (Output_file_header::do_print_to_mapfile): New function.
6115 (Output_data_const::do_print_to_mapfile): New function.
6116 (class Output_data_const_buffer): Add map_name_ field. Update
6117 constructor. Change all callers. Add do_print_to_mapfile
6119 (class Output_data_fixed_space): Likewise.
6120 (class Output_data_space): Likewise.
6121 (class Output_data_zero_fill): New class.
6122 (Output_data_strtab::do_print_to_mapfile): New function.
6123 (Output_data_reloc_base::do_print_to_mapfile): New function.
6124 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6125 (Output_data_group::do_print_to_mapfile): New function.
6126 (Output_data_got::do_print_to_mapfile): New function.
6127 (Output_data_dynamic::do_print_to_mapfile): New function.
6128 (Output_symtab_xindex::do_print_to_mapfile): New function.
6129 (class Output_section): Declare do_print_to_mapflie. Declare
6130 print_to_mapfile in Input_section.
6131 (class Output_segment): Declare new functions.
6132 * object.h (Sized_relobj::symbol_count): New function.
6133 * script-sections.cc
6134 (Output_section_element_dot_assignment::set_section_addresses):
6135 Change Output_data_fixed_space to Output_data_zero_fill.
6136 (Output_data_expression::do_print_to_mapfile): New function.
6137 * script.cc (read_input_script): Add mapfile parameter. Change
6139 * script.h (read_input_script): Update declaration.
6140 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6141 (Eh_frame::do_print_to_mapfile): New function.
6142 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6143 (Output_merge_string::do_print_to_mapfile): New function.
6144 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6146 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6148 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6150 * Makefile.am (CCFILES): Add mapfile.cc.
6151 (HFILES): Add mapfile.h.
6152 * Makefile.in: Rebuild.
6154 2008-05-19 Ian Lance Taylor <iant@google.com>
6156 * options.h (class General_options): Add -z relro.
6157 * layout.cc (Layout::Layout): Initialize relro_segment_.
6158 (Layout::add_output_section_data): Return the output section.
6159 (Layout::make_output_section): Rcognize relro sections and mark
6161 (Layout::attach_allocated_section_to_segment): Put relro sections
6162 in a PT_GNU_RELRO segment.
6163 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6165 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6167 (Layout::linkonce_mapping): Map d.rel.ro.local to
6169 (Layout::output_section_name): Us .data.rel.ro.local for any
6170 section which begins with that.
6171 * layout.h (class Layout): Update add_output_section_data
6172 declaration. Add relro_segment_ field.
6173 * output.cc (Output_section::Output_section): Initialize is_relro_
6174 and is_relro_local_ fields.
6175 (Output_segment::add_output_section): Group relro sections.
6176 (Output_segment::is_first_section_relro): New function.
6177 (Output_segment::maximum_alignment): If there is a relro section,
6178 align the segment to the common page size.
6179 (Output_segment::set_section_addresses): Track whether we are
6180 looking at relro sections. If the last section is a relro
6181 section, align to the common page size.
6182 (Output_segment::set_section_list_addresses): Add in_relro
6183 parameter. Change all callers. Align to the page size when
6184 moving from relro to non-relro section.
6185 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6187 * output.h (class Output_section): Add is_relro_ and
6188 is_relro_local_ fields.
6189 (Output_section::is_relro): New function.
6190 (Output_section::set_is_relro): New function.
6191 (Output_section::is_relro_local): New function.
6192 (Output_section::set_is_relro_local): New function.
6193 (class Output_segment): Update declarations.
6194 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6195 * sparc.cc (Target_sparc::got_section): Likewise.
6196 * x86_64.cc (Target_x86_64::got_section): Likewise.
6197 * testsuite/relro_test_main.cc: New file.
6198 * testsuite/relro_test.cc: New file.
6199 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6200 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6201 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6202 (relro_test.so, relro_test_pic.o): New targets.
6203 * testsuite/Makefile.in: Rebuild.
6205 2008-05-16 Ian Lance Taylor <iant@google.com>
6207 * output.cc (Output_segment::add_output_section): Remove front
6209 * output.h (class Output_segment): Remove
6210 add_initial_output_section and overloaded add_output_section.
6211 Update declaration of remaining add_output_section.
6212 * layout.cc (Layout::create_interp): Call add_output_section
6213 rather than add_initial_output_section.
6214 (Layout::finish_dynamic_section): Likewise.
6216 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6217 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6218 know the dynamic type.
6219 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6220 field. Initialize it in constructor.
6221 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6222 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6223 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6226 * output.cc (Output_reloc::get_address): Change return type to
6228 * output.h (class Output_reloc): Update get_address declaration.
6229 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6230 for section addresses.
6232 2008-05-09 Ian Lance Taylor <iant@google.com>
6235 * gold.cc (gold_nomem): Use return value of write.
6237 2008-05-08 Ian Lance Taylor <iant@google.com>
6239 * symtab.c (Symbol::init_base_output_data): Add version
6240 parameter. Change all callers.
6241 (Symbol::init_base_output_segment): Likewise.
6242 (Symbol::init_base_constant): Likewise.
6243 (Symbol::init_base_undefined): Likewise.
6244 (Sized_symbol::init_output_data): Likewise.
6245 (Sized_symbol::init_output_segment): Likewise.
6246 (Sized_symbol::init_constant): Likewise.
6247 (Sized_symbol::init_undefined): Likewise.
6248 (Symbol_table::do_define_in_output_data): If the new symbol has a
6249 version, mark it as the default.
6250 (Symbol_table::do_define_in_output_segment): Likewise.
6251 (Symbol_table::do_define_as_constant): Likewise.
6252 * symtab.h (class Symbol): Update declarations.
6253 (class Sized_symbol): Likewise.
6254 * resolve.cc (Symbol::override_version): New function.
6255 (Symbol::override_base): Call override_version.
6256 (Symbol::override_base_with_special): Likewise.
6257 * testsuite/ver_script_8.script: New file.
6258 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6259 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6260 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6261 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6263 2008-05-06 Ian Lance Taylor <iant@google.com>
6266 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6268 (class General_options): Remove existing --undefined, and add
6269 --no-undefined instead. Add new --undefined as synonym for -u.
6270 * archive.cc (Archive::add_symbols): Check whether symbol was
6272 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6273 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6274 all uses. Add IS_UNDEFINED. Update declarations to split
6275 different versions of init_base. Declare init_base_undefined.
6276 (Symbol::is_defined): Handle IS_UNDEFINED.
6277 (Symbol::is_undefined): Likewise.
6278 (Symbol::is_weak_undefined): Call is_undefined.
6279 (Symbol::is_absolute): Handle IS_CONSTANT.
6280 (class Sized_symbol): Update declarations to split different
6281 versions of init. Declare init_undefined.
6282 (class Symbol_table): Declare new functions.
6283 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6285 (Symbol::init_base_output_data): Likewise.
6286 (Symbol::init_base_output_segment): Likewise.
6287 (Symbol::init_base_constant): Likewise.
6288 (Symbol::init_base_undefined): New function.
6289 (Sized_symbol::init_object): Rename from init. Change all
6291 (Sized_symbol::init_output_data): Likewise.
6292 (Sized_symbol::init_output_segment): Likewise.
6293 (Sized_symbol::init_constant): Likewise.
6294 (Sized_symbol::init_undefined): New function.
6295 (Symbol_table::add_undefined_symbols_from_command_line): New
6297 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6299 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6300 (Symbol::output_section): Likewise.
6301 (Symbol::set_output_section): Likewise.
6302 (Symbol_table::sized_finalize_symbol): Likewise.
6303 (Symbol_table::sized_write_globals): Likewise.
6304 * resolve.cc (Symbol_table::should_override): Likewise.
6305 (Symbol::override_base_with_special): Likewise.
6307 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6308 symbol, change it to have default visibility.
6309 * testsuite/protected_1.cc: New file.
6310 * testsuite/protected_2.cc: New file.
6311 * testsuite/protected_3.cc: New file.
6312 * testsuite/protected_main_1.cc: New file.
6313 * testsuite/protected_main_2.cc: New file.
6314 * testsuite/protected_main_3.cc: New file.
6315 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6316 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6317 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6318 (protected_1.so): New target.
6319 (protected_1_pic.o, protected_2_pic.o): New targets.
6320 (protected_3_pic.o): New target.
6321 (check_PROGRAMS): Add protected_2.
6322 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6323 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6324 * testsuite/Makefile.in: Rebuild.
6326 * options.h (DEFINE_var): Add set_user_set_##varname__.
6327 (DEFINE_bool_alias): New macro.
6328 (class General_options): Define -Bstatic using DEFINE_bool_alias
6329 rather than DEFINE_special. Add --undefined as an alias for -z
6331 * options.cc (General_options::parse_Bstatic): Remove.
6333 * options.h (class General_options): Add --fatal-warnings.
6334 * main.cc (main): Implement --fatal-warnings.
6335 * errors.h (Errors::warning_count): New function.
6337 * options.h (class General_options): Add -Bsymbolic-functions.
6338 * symtab.h (Symbol::is_preemptible): Check for
6339 -Bsymbolic-functions.
6341 2008-05-05 Ian Lance Taylor <iant@google.com>
6343 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6344 as noVARNAME rather than no-VARNAME.
6345 (class General_options): Add option -z combreloc.
6346 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6348 (Output_reloc::sort_before) [SHT_REL]: New function.
6349 (Output_reloc::sort_before) [SHT_RELA]: New function.
6350 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6351 Sort_relocs_comparison.
6352 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6353 parameter. Change all callers.
6354 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6355 sort_relocs parameter. Change all callers.
6356 * output.cc (Output_reloc::get_address): New function, broken out
6358 (Output_reloc::write_rel): Call it.
6359 (Output_reloc::compare): New function.
6360 (Output_data_reloc_base::do_write): Optionally sort relocs.
6362 * configure.ac: If targ_extra_obj is set, link it in.
6363 * configure.tgt: Initialize all variables.
6364 (x86_64*): Set targ_extra_obj and targ_extra_size.
6365 * configure: Rebuild.
6367 * object.cc (Sized_relobj::include_section_group): Adjust section
6368 indexes read from group data. Build vector to pass to
6370 * layout.cc (Layout::layout_group): Add flags and shndxes
6371 parameters. Remove contents parameter. Change caller. Update
6372 explicit instantiations.
6373 * layout.h (class Layout): Update layout_group declaration.
6374 * output.cc (Output_data_group::Output_data_group): Add flags and
6375 input_shndxes parameters. Remove contents parameter. Change
6377 (Output_data_group::do_write): Change input_sections_ to
6379 * output.h (class Output_data_group): Update constructor
6380 declaration. Rename input_sections_ to input_shndxes_.
6381 * testsuite/many_sections_test.cc: Add template.
6383 2008-04-30 Cary Coutant <ccoutant@google.com>
6385 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6387 * layout.cc (Layout::include_section): Refactored check for debug
6389 (Layout::add_comdat): Add new parameters. Change type
6390 of signature parameter. Add object and shndx to signatures table.
6391 (Layout::find_kept_object): New function.
6392 * layout.h: Include <cstring>.
6393 (Layout::is_debug_info_section): New function.
6394 (Layout::add_comdat): Add new parameters.
6395 (Layout::find_kept_object): New function.
6396 (Layout::Kept_section): New struct.
6397 (Layout::Signatures): Change type of map range.
6398 * object.cc (Relobj::output_section_address): New function.
6399 (Sized_relobj::include_section_group): Add new parameters. Change
6400 calls to Layout::add_comdat. Change to build table of kept comdat
6401 groups and table mapping discarded sections to kept sections.
6402 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6403 (Sized_relobj::do_layout): Change calls to include_section_group and
6404 include_linkonce_section.
6405 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6406 value to zero when section is discarded.
6407 (Sized_relobj::map_to_kept_section): New function.
6408 * object.h (Relobj::output_section_address): New function.
6409 (Relobj::Comdat_group): New type.
6410 (Relobj::find_comdat_group): New function.
6411 (Relobj::Comdat_group_table): New type.
6412 (Relobj::Kept_comdat_section): New type.
6413 (Relobj::Kept_comdat_section_table): New type.
6414 (Relobj::add_comdat_group): New function.
6415 (Relobj::set_kept_comdat_section): New function.
6416 (Relobj::get_kept_comdat_section): New function.
6417 (Relobj::comdat_groups_): New field.
6418 (Relobj::kept_comdat_sections_): New field.
6419 (Symbol_value::input_value): Update comment.
6420 (Sized_relobj::map_to_kept_section) New function.
6421 (Sized_relobj::include_linkonce_section): Add new parameter.
6422 * target-reloc.h (Comdat_behavior): New type.
6423 (get_comdat_behavior): New function.
6424 (relocate_section): Add code to map a discarded section to the
6425 corresponding kept section when applying a relocation.
6427 2008-04-30 Craig Silverstein <csilvers@google.com>
6429 * dwarf_reader.cc (next_generation_count): New static var.
6430 (Addr2line_cache_entry): New struct.
6431 (addr2line_cache): New static var.
6432 (Dwarf_line_info::one_addr2line): Added caching.
6433 (Dwarf_line_info::clear_addr2line_cache): New function.
6434 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6435 cache-size parameter.
6436 (Dwarf_line_info::one_addr2line_cache): New function.
6437 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6438 new cache-size argument to one_addr2line(), and clear cache.
6440 2008-04-28 Cary Coutant <ccoutant@google.com>
6442 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6443 R_386_PC8 relocations.
6445 2008-04-23 Ian Lance Taylor <iant@google.com>
6447 * object.cc (Sized_relobj::include_section_group): Check for
6448 invalid section group.
6450 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6453 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6454 than read for file header.
6455 * archive.cc (Archive::include_member): Likewise.
6457 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6459 * aclocal.m4: Regenerate.
6460 * configure: Regenerate.
6462 2008-04-19 Ian Lance Taylor <iant@google.com>
6464 * version.cc (version_string): Bump to 1.6.
6466 * testsuite/Makefile.am (many_sections_r_test): New target.
6467 (many_sections_r_test_SOURCES): Remove.
6468 (many_sections_r_test_DEPENDENCIES): Remove.
6469 (many_sections_r_test_LDFLAGS): Remove.
6470 (many_sections_r_test_LDADD): Remove.
6472 * object.cc (Sized_relobj::do_add_symbols): Always pass
6473 local_symbol_count_ to add_from_relobj.
6475 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6476 every thousand variables.
6477 * testsuite/Makefile.in: Rebuild.
6479 * object.cc (Xindex::initialize_symtab_xindex): New function.
6480 (Xindex::read_symtab_xindex): New function.
6481 (Xindex::sym_xindex_to_shndx): New function.
6482 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6484 (Sized_relobj::do_initialize_xindex): New function.
6485 (Sized_relobj::do_read_symbols): Adjust section links.
6486 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6487 parameter. Change all callers.
6488 (Sized_relobj::include_section_group): Adjust section links and
6489 symbol section indexes.
6490 (Sized_relobj::do_layout): Adjust section links.
6491 (Sized_relobj::do_count_local_symbols): Adjust section links and
6492 symbol section indexes.
6493 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6494 ordinary and special symbols.
6495 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6496 dynsym_xindex parameters. Change all callers. Adjust section
6497 links. Use SHN_XINDEX when needed.
6498 (Sized_relobj::get_symbol_location_info): Adjust section links.
6499 Don't get fooled by special symbols.
6500 * object.h (class Xindex): Define.
6501 (class Object): Add xindex_ parameter. Declare virtual functoin
6502 do_initialize_xindex.
6503 (Object::adjust_sym_shndx): New function.
6504 (Object::set_xindex): New protected function.
6505 (class Symbol_value): Add is_ordinary_shndx_ field.
6506 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6507 (Symbol_value::value): Assert ordinary section.
6508 (Symbol_value::initialize_input_to_output_map): Likewise.
6509 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6511 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6513 (class Sized_relobj): Update declarations.
6514 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6515 parameter. Change all callers.
6516 (Sized_relobj::adjust_shndx): New function.
6517 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6519 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6520 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6521 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6522 (Sized_dynobj::read_dynsym_section): Adjust section links.
6523 (Sized_dynobj::read_dynamic): Likewise.
6524 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6526 (Sized_dynobj::do_initialize_xindex): New function.
6527 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6528 do_initialize_xindex.
6529 (Sized_dynobj::adjust_shndx): New function.
6530 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6531 dynsym_xindex_ fields.
6532 (Layout::finalize): Add a call to set_section_indexes before
6533 creating the symtab sections.
6534 (Layout::set_section_indexes): Don't do anything if the section
6535 already has a section index.
6536 (Layout::create_symtab_sections): Add shnum parameter. Change
6537 caller. Create .symtab_shndx section if needed.
6538 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6540 (Layout::allocated_output_section_count): New function.
6541 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6543 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6544 fields. Update declarations.
6545 (Layout::symtab_xindex): New function.
6546 (Layout::dynsym_xindex): New function.
6547 (class Write_symbols_task): Add layout_ field.
6548 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6550 * output.cc (Output_section_headers::Output_section_headers): Add
6551 shstrtab_section parameter. Change all callers.
6552 (Output_section_headers::do_sized_write): Store overflow values
6553 for section count and section string table section index in
6554 section header zero.
6555 (Output_file_header::do_sized_write): Check for overflow of
6556 section count and section string table section index.
6557 (Output_symtab_xindex::do_write): New function.
6558 (Output_symtab_xindex::endian_do_write): New function.
6559 * output.h (class Output_section_headers): Add shstrtab_section_.
6560 Update declarations.
6561 (class Output_symtab_xindex): Define.
6562 (Output_section::has_out_shndx): New function.
6563 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6565 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6567 (Sized_symbol::init): Likewise.
6568 (Symbol::output_section): Check for ordinary symbol.
6569 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6570 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6572 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6573 Change all callers. Simplify handling of symbols from sections
6574 not included in the link.
6575 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6577 (Weak_alias_sorter::operator()): Assert that symbols are
6579 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6581 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6582 parameters. Change all callers.
6583 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6584 symbol distinction. Use SHN_XINDEX when needed.
6585 (Symbol_table::write_section_symbol): Add symtab_xindex
6586 parameter. Change all callers.
6587 (Symbol_table::sized_write_section_symbol): Likewise. Use
6588 SHN_XINDEX when needed.
6589 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6591 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6592 (Symbol::is_defined): Check is_ordinary.
6593 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6594 (Symbol::is_absolute, Symbol::is_common): Likewise.
6595 (class Sized_symbol): Update declarations.
6596 (class Symbol_table): Update declarations.
6597 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6598 parameters. Change all callers.
6599 (Sized_symbol::override): Likewise.
6600 (Symbol_table::override): Likewise.
6601 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6602 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6603 is_ordinary, and orig_st_shndx parameters. Change all callers.
6604 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6605 to be in an ordinary section.
6606 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6607 object and is_ordinary parameters. Change all callers.
6608 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6609 Change all callers. Don't add undefined or non-ordinary symbols
6611 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6613 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6615 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6616 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6617 (Sized_relobj::relocate_sections): Likewise.
6618 * target-reloc.h (scan_relocs): Adjust section symbol index.
6619 (scan_relocatable_relocs): Likewise.
6620 * i386.cc (Scan::local): Check for ordinary symbols.
6621 * sparc.cc (Scan::local): Likewise.
6622 * x86_64.cc (Scan::local): Likewise.
6623 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6624 to symbol_section_and_value.
6625 * testsuite/many_sections_test.cc: New file.
6626 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6627 (check_PROGRAMS): Add many_sections_test.
6628 (many_sections_test_SOURCES): Define.
6629 (many_sections_test_DEPENDENCIES): Define.
6630 (many_sections_test_LDFLAGS): Define.
6631 (BUILT_SOURCES): Add many_sections_define.h.
6632 (many_sections_define.h): New target.
6633 (BUILT_SOURCES): Add many_sections_check.h.
6634 (many_sections_check.h): New target.
6635 (check_PROGRAMS): Add many_sections_r_test.
6636 (many_sections_r_test_SOURCES): Define.
6637 (many_sections_r_test_DEPENDENCIES): Define.
6638 (many_sections_r_test_LDFLAGS): Define.
6639 (many_sections_r_test_LDADD): Define.
6640 (many_sections_r_test.o): New target.
6641 * testsuite/Makefile.in: Rebuild.
6643 2008-04-17 Cary Coutant <ccoutant@google.com>
6645 * errors.cc (Errors::info): New function.
6646 (gold_info): New function.
6647 * errors.h (Errors::info): New function.
6648 * gold.h (gold_info): New function.
6649 * object.cc (Input_objects::add_object): Print trace output.
6650 * options.cc (options::parse_set): New function.
6651 (General_options::parse_wrap): Deleted.
6652 (General_options::General_options): Deleted initializer.
6653 * options.h (options::String_set): New typedef.
6654 (options::parse_set): New function.
6655 (DEFINE_set): New macro.
6656 (General_options::wrap): Changed to use DEFINE_set. Changed
6657 callers of any_wrap_symbols and is_wrap_symbol.
6658 (General_options::trace, General_options::trace_symbol):
6660 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6661 (General_options::wrap_symbols_): Deleted.
6662 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6664 2008-04-17 David S. Miller <davem@davemloft.net>
6666 * options.cc (General_options::parse_V): New function.
6667 * options.h: Add entries for -V and -Qy.
6669 2008-04-17 Ian Lance Taylor <iant@google.com>
6671 * common.cc (Symbol_table::allocate_commons): Remove options
6672 parameter. Change caller.
6673 (Symbol_table::do_allocate_commons): Remove options parameter.
6674 Change caller. Just call do_allocate_commons_list twice.
6675 (Symbol_table::do_allocate_commons_list): New function, broken out
6676 of do_allocate_commons.
6677 * common.h (class Allocate_commons_task): Remove options_ field.
6679 * symtab.cc (Symbol_table::Symbol_table): Initialize
6681 (Symbol_table::add_from_object): Put TLS common symbols on
6683 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6684 which are IN_OUTPUT_DATA.
6685 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6686 allocate_commons and do_allocate_commons declarations. Declare
6687 do_allocate_commons_list.
6688 * gold.cc (queue_middle_tasks): Update creation of
6689 Allocate_commons_task to not pass options.
6690 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6691 (TLS_TEST_C_FLAGS): New variable.
6692 (tls_test_c_pic.o): New target.
6693 (tls_test_shared.so): Link in tls_test_c_pic.o.
6694 (tls_test_c_pic_ie.o): New target.
6695 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6696 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6697 (tls_test_c.o): New target.
6698 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6699 (tls_pic_test_LDADD): Likewise.
6700 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6701 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6702 (tls_test_c_gnu2.o): New target.
6703 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6705 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6706 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6707 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6708 * testsuite/tls_test.cc: Include "config.h".
6709 (t_last): Call t11_last.
6710 * testsuite/tls_test.h (t11, t11_last): Declare.
6711 * testsuite/tls_test_c.c: New file.
6712 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6713 * configure.ac: Check for OpenMP support.
6714 * configure, config.in, Makefile.in: Rebuild.
6715 * testsuite/Makefile.in: Rebuild.
6717 2008-04-16 Cary Coutant <ccoutant@google.com>
6719 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6720 (Target_i386::tls_base_symbol_defined_): New field.
6721 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6722 (Target_i386::Scan::global): Likewise.
6723 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6724 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6725 (Target_x86_64::tls_base_symbol_defined_): New field.
6726 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6727 (Target_x86_64::Scan::global): Likewise.
6729 2008-04-16 Cary Coutant <ccoutant@google.com>
6731 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6732 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6733 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6734 building shared libraries.
6735 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6736 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6737 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6738 * testsuite/Makefile.in: Rebuild.
6739 * testsuite/weak_undef.h: New file.
6740 * testsuite/weak_undef_file1.cc: Add extra test cases.
6741 * testsuite/weak_undef_file2.cc: Likewise.
6742 * testsuite/weak_undef_test.cc: Likewise.
6744 2008-04-16 David S. Miller <davem@davemloft.net>
6746 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6747 Add issued_non_pic_error_ field. Declare check_non_pic.
6748 (Target_sparc::Scan::check_non_pic): New function.
6749 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6750 (Target_sparc::Scan::global): Likewise.
6752 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6753 * configure: Rebuild.
6755 * options.h (DEFINE_enable): New macro.
6756 (new_dtags): New enable option.
6757 (initfirst, interpose, loadfltr, nodefaultlib,
6758 nodelete, nodlopen, nodump): New -z options.
6759 * layout.cc (Layout:finish_dynamic_section): If new
6760 dtags enabled, emit DT_RUNPATH. Also, emit a
6761 DT_FLAGS_1 containing any specified -z flags.
6763 2008-04-16 Ian Lance Taylor <iant@google.com>
6765 * copy-relocs.cc: New file.
6766 * copy-relocs.h: New file.
6767 * reloc.cc: Remove Copy_relocs code.
6768 * reloc.h: Likewise.
6769 * reloc-types.h (struct Reloc_types) [both versions]: Add
6770 get_reloc_addend_noerror.
6771 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6772 variants of add_global which take an addend which must be zero.
6773 * i386.cc: Include "copy-relocs.h".
6774 (class Target_i386): Change type of copy_relocs_ to variable,
6776 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6778 (Target_i386::do_finalize_sections): Change handling of
6780 * sparc.cc: Include "copy-relocs.h".
6781 (class Target_sparc): Change type of copy_relocs_ to variable,
6783 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6785 (Target_sparc::do_finalize_sections): Change handling of
6787 * x86_64.cc: Include "copy-relocs.h".
6788 (class Target_x86_64): Change type of copy_relocs_ to variable,
6790 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6791 class. Change all callers.
6792 (Target_x86_64::do_finalize_sections): Change handling of
6794 * Makefile.am (CCFILES): Add copy-relocs.cc.
6795 (HFILES): Add copy-relocs.h.
6797 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6799 * testsuite/script_test_4.sh: Permit leading zeroes.
6801 2008-04-15 Ian Lance Taylor <iant@google.com>
6803 * script-sections.cc (Script_sections::create_segments): Use
6804 header_size_adjustment even when there is enough room for the
6806 * testsuite/script_test_4.sh: New file.
6807 * testsuite/script_test_4.t: New file.
6808 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6809 (check_DATA): Add script_test_4.stdout.
6810 (MOSTLYCLEANFILES): Likewise.
6811 (script_test_4): New target.
6812 (script_test_4.stdout): New target.
6813 * testsuite/Makefile.in: Rebuild.
6815 * sparc.cc: Add definitions for Output_data_plt_sparc class
6818 2008-04-14 David S. Miller <davem@davemloft.net>
6820 * sparc.cc: New file.
6821 * Makefile.am (TARGETSOURCES): Add sparc.cc
6822 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6823 * configure.tgt: Document targ_extra_size and
6824 targ_extra_big_endian. Add entries for sparc-* and
6826 * configure.ac: Handle targ_extra_size and
6827 targ_extra_big_endian.
6828 * Makefile.in: Rebuild.
6829 * configure: Likewise.
6830 * po/POTFILES.in: Likewise.
6831 * po/gold.pot: Likewise.
6833 2008-04-14 Ian Lance Taylor <iant@google.com>
6835 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6836 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6837 in the name/type/flags to section mapping. Don't call
6838 allocate_output_section.
6839 (Layout::choose_output_section): Change parameter from adjust_name
6840 to is_input_section. Don't permit input sections after sections
6841 are attached to segments. Don't call allocate_output_section.
6842 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6843 not write_enable_output_section.
6844 (Layout::make_output_section): Don't push to
6845 unattached_section_list_ nor call attach_to_segment. Call
6846 attach_section_to_segment if sections are attached.
6847 (Layout::attach_sections_to_segments): New function.
6848 (Layout::attach_section_to_segment): New function.
6849 (Layout::attach_allocated_section_to_segment): Rename from
6850 attach_to_segment. Remove flags parameter.
6851 (Layout::allocate_output_section): Remove function.
6852 (Layout::write_enable_output_section): Remove function.
6853 * layout.h (class Layout): Update for above changes. Add new
6854 field sections_are_attached_.
6855 * output.h (Output_section::update_flags_for_input_section): New
6857 * output.cc (Output_section::add_input_section): Call
6858 update_flags_for_input_section.
6859 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6861 2008-04-11 Cary Coutant <ccoutant@google.com>
6863 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6864 thought unnecessary.
6865 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6867 2008-04-11 Ian Lance Taylor <iant@google.com>
6869 * output.h (class Output_section_data): Remove inline definition
6871 * output.cc (Output_section_data::set_addralign): New function.
6873 2008-04-11 Cary Coutant <ccoutant@google.com>
6875 Add support for TLS descriptors for i386 and x86_64.
6876 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6877 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6878 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6880 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6881 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6882 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6884 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6885 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6886 Fix problem with initial-exec relocations.
6887 (Target_i386::Relocate::relocate_tls): Likewise.
6888 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6890 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6891 support for section-plus-offset dynamic table entries.
6892 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6893 (Output_data_dynamic::Dynamic_entry): Add support for
6894 section-plus-offset dynamic table entries.
6895 (Output_data_dynamic::Classification): Likewise.
6896 (Output_data_dynamic::classification_): Renamed offset_.
6897 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6898 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6899 (Target_x86_64::make_plt_section): New function.
6900 (Target_x86_64::reserve_tlsdesc_entries): New function.
6901 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6902 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6903 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6904 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6905 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6906 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6907 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6908 add extra PLT entry for TLS descriptors.
6909 (Output_data_plt_x86_64::got_): New field.
6910 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6911 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6913 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6915 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6916 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6917 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6918 R_386_TLS_DESC_CALL relocations.
6919 (Target_x86_64::Scan::global): Likewise.
6920 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6921 for TLS descriptors.
6922 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6923 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6924 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6925 GD-to-IE relaxation.
6926 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6927 and TLS_DESCRIPTORS.
6928 * Makefile.in: Rebuild.
6929 * configure: Rebuild.
6930 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6931 (tls_test_shared2.so): New target.
6932 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6933 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6934 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6935 (tls_shared_gd_to_ie_test_LDADD): New variable.
6936 (tls_shared_gnu2_gd_to_ie_test): New target.
6937 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6939 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6940 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6941 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6942 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6943 (tls_shared_gnu2_test): New target.
6944 (tls_test_gnu2_shared.so): New target.
6945 (tls_shared_gnu2_test_SOURCES): New variable.
6946 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6947 (tls_shared_gnu2_test_LDFLAGS): New variable.
6948 (tls_shared_gnu2_test_LDADD): New variable.
6949 * testsuite/Makefile.in: Rebuild.
6950 * testsuite/Makefile.
6952 2008-04-11 Ian Lance Taylor <iant@google.com>
6954 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6956 * testsuite/Makefile.in: Rebuild.
6958 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6960 * testsuite/script_test_2.cc (main): Adjust test.
6962 2008-04-11 David S. Miller <davem@davemloft.net>
6963 Ian Lance Taylor <iant@google.com>
6965 * options.h (General_options): Add entries for '-Y' and
6967 * options.cc (General_options:finalize): If -Y was used, add those
6968 entries to the library path instead of the default "/lib" and
6971 2008-04-11 David S. Miller <davem@davemloft.net>
6973 * testsuite/justsyms.t: Start at 0x100.
6974 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6975 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6977 * testsuite/script_test_2.cc: Adjust string and section length
6980 2008-04-09 Ian Lance Taylor <iant@google.com>
6983 * script-sections.cc (Sections_element::allocate_to_segment): Add
6985 (Output_section_definition::allocate_to_segment): Likewise.
6986 (Orphan_output_section::allocate_to_segment): Likewise.
6987 (Script_sections::attach_sections_using_phdrs_clause): Don't
6988 propagate non-PT_LOAD segments to orphan sections.
6989 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6990 readelf rather than objdump.
6991 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6992 .interp section and PT_INTERP segment are the same size.
6993 * testsuite/Makefile.in: Rebuild.
6995 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6996 aliases for symbols defined in the same object.
6997 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6998 (weak_alias_test_SOURCES): New variable.
6999 (weak_alias_test_DEPENDENCIES): New variable.
7000 (weak_alias_test_LDFLAGS): New variable.
7001 (weak_alias_test_LDADD): New variable.
7002 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7003 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7004 (weak_alias_test_3.o): New target.
7005 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7006 * testsuite/weak_alias_test_main.cc: New file.
7007 * testsuite/weak_alias_test_1.cc: New file.
7008 * testsuite/weak_alias_test_2.cc: New file.
7009 * testsuite/weak_alias_test_3.cc: New file.
7011 2008-04-08 Ian Lance Taylor <iant@google.com>
7013 * options.h (class General_options): Add --noinhibit-exec option.
7014 * main.cc (main): Check --noinhibit-exec.
7016 * options.h (class General_options): Define --wrap as a special
7017 option. Add wrap_symbols_ field.
7018 (General_options::any_wrap_symbols): New function.
7019 (General_options::is_wrap_symbol): New function.
7020 * options.cc (General_options::parse_wrap): New function.
7021 (General_options::General_options): Initialize wrap_symbols_.
7022 * symtab.cc (Symbol_table::wrap_symbol): New function.
7023 (Symbol_table::add_from_object): Handle --wrap.
7024 * symtab.h (class Symbol_table): Declare wrap_symbol.
7025 * target.h (Target::wrap_char): New function.
7026 (Target::Target_info): Add wrap_char field.
7027 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7028 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7029 * testsuite/testfile.cc (Target_test::test_target_info):
7032 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7035 * layout.h (class Layout): Add added_eh_frame_data_ field.
7036 * layout.cc (Layout::Layout): Initialize new field.
7037 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7038 output section until we find a section we merged successfully.
7039 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7040 that the size be non-zero.
7042 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7045 2008-04-08 Craig Silverstein <csilvers@google.com>
7047 * configure.ac: Export new conditional variable HAVE_ZLIB.
7048 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7050 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7051 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7053 2008-04-07 Ian Lance Taylor <iant@google.com>
7055 * version.cc (version_string): Set to "1.5".
7057 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7058 Add issued_non_pic_error_ field. Declare check_non_pic.
7059 (Target_x86_64::Scan::check_non_pic): New function.
7060 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7061 (Target_x86_64::Scan::global): Likewise.
7063 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7064 addend parameter. Change caller. Handle merge sections.
7065 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7066 Address to Addend. Don't add in the result of
7067 local_section_offset, pass down the addend and use the returned
7069 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7070 Update declarations of local_section_offset and symbol_value.
7071 * testsuite/two_file_test_1.cc (t18): New function.
7072 * testsuite/two_file_test_2.cc (f18): New function.
7073 * testsuite/two_file_test_main.cc (main): Call t18.
7074 * testsuite/two_file_test.h (t18, f18): Declare.
7076 * configure.ac: Don't test for objdump, c++filt, or readelf.
7077 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7079 (TEST_READELF): New variable.
7080 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7081 (check_PROGRAMS): Add two_file_strip_test.
7082 (two_file_strip_test): New target.
7083 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7084 (two_file_same_shared_strip_test_SOURCES): New variable.
7085 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7086 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7087 (two_file_same_shared_strip_test_LDADD): New variable.
7088 (two_file_shared_strip.so): New target.
7089 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7090 (ver_test_5.syms, ver_test_7.syms): Likewise.
7091 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7092 (strip_test_3.stdout): Use TEST_OBJDUMP.
7093 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7095 2008-04-04 Cary Coutant <ccoutant@google.com>
7097 * symtab.h (Symbol::is_weak_undefined): New function.
7098 (Symbol::is_strong_undefined): New function.
7099 (Symbol::is_absolute): New function.
7100 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7101 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7103 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7104 (weak_undef_test): New target.
7105 * testsuite/Makefile.in: Rebuild.
7106 * testsuite/weak_undef_file1.cc: New file.
7107 * testsuite/weak_undef_file2.cc: New file.
7108 * testsuite/weak_undef_test.cc: New file.
7110 2008-04-03 Craig Silverstein <csilvers@google.com>
7112 * compressed_output.h (class Output_compressed_section): Use
7114 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7116 (zlib_compressed_suffix): Removed.
7117 (Output_compressed_section::set_final_data_size): Use unsigned
7119 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7120 Fix linker invocation.
7121 (flagstest_o_specialfile_and_compress_debug_sections):
7123 * testsuite/Makefile.in: Regenerated.
7125 2008-04-02 David S. Miller <davem@davemloft.net>
7127 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7128 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7130 2008-04-02 Craig Silverstein <csilvers@google.com>
7134 2008-04-02 Ian Lance Taylor <iant@google.com>
7136 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7137 parameters. Update for new key type to views_. Change all
7139 (File_read::read): Adjust for byteshift in returned view.
7140 (File_read::add_view): New function, broken out of
7142 (File_read::make_view): New function, broken out of
7144 (File_read::find_or_make_view): Add offset and aligned
7145 parameters. Rewrite accordingly. Change all callers.
7146 (File_read::get_view): Add offset and aligned parameters. Adjust
7147 for byteshift in return value.
7148 (File_read::get_lasting_view): Likewise.
7149 * fileread.h (class File_read): Update declarations.
7150 (class File_read::View): Add byteshift_ field. Add byteshift to
7151 constructor. Add byteshift method.
7152 * archive.h (Archive::clear_uncached_views): New function.
7153 (Archive::get_view): Add aligned parameter. Change all callers.
7154 * object.h (Object::get_view): Add aligned parameter. Change all
7156 (Object::get_lasting_view): Likewise.
7158 * fileread.cc (File_read::release): Don't call clear_views if
7159 there are multiple objects.
7160 * fileread.h (File_read::clear_uncached_views): New function.
7161 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7164 2008-03-31 Cary Coutant <ccoutant@google.com>
7166 Add thin archive support.
7167 * archive.cc (Archive::armagt): New const.
7168 (Archive::setup): Remove task parameter and calls to unlock.
7169 (Archive::unlock_nested_archives): New function.
7170 (Archive::read_header): Add nested_off parameter. Change
7172 (Archive::interpret_header): Likewise.
7173 (Archive::include_all_members): Change to handle thin
7175 (Archive::include_member): Likewise.
7176 * archive.h (Archive::Archive): Add new parameters and
7178 (Archive::armagt): New const.
7179 (Archive::setup): Remove task parameter.
7180 (Archive::unlock_nested_archives): New function.
7181 (Archive::read_header): Add nested_off parameter.
7182 (Archive::interpret_header): Likewise.
7183 (Archive::Nested_archive_table): New typedef.
7184 (Archive::is_thin_archive_): New field.
7185 (Archive::nested_archives_): New field.
7186 (Archive::options_): New field.
7187 (Archive::dirpath_): New field.
7188 (Archive::task_): New field.
7189 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7190 for thin archives. Pass additional parameters to
7191 Archive::Archive. Unlock the archive file after calling
7194 2008-03-29 Ian Lance Taylor <iant@google.com>
7196 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7197 version symbol to be local.
7198 * testsuite/ver_test_4.sh: New file.
7199 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7200 (check_DATA): Add ver_test_4.syms.
7201 (ver_test_4.syms): New target.
7202 * testsuite/Makefile.in: Rebuild.
7205 (Output_section::Input_section_sort_entry::has_priority): New
7207 (Output_section::Input_section_sort_entry::match_file_name): New
7209 (Output_section::Input_section_sort_entry::match_section_name):
7211 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7213 (Output_section::Input_section_sort_entry::match_section_file):
7215 (Output_section::Input_section_sort_compare::operator()): Rewrite
7216 using new Input_section_sort_entry functions. Sort crtbegin and
7217 crtend first. Sort sections with no priority before sections with
7219 * testsuite/initpri1.c (d3): Check j != 4.
7220 (cd5): New constructor/destructor function.
7221 (main): Check j != 2.
7223 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7224 new symbol when resolving, don't call set_is_default.
7225 * testsuite/ver_test_7.cc: New file.
7226 * testsuite/ver_test_7.sh: New file.
7227 * testsuite/Makefile.am (ver_test_7.so): New target.
7228 (ver_test_7.o): New target.
7229 (check_SCRIPTS): Add ver_test_7.sh.
7230 (check_DATA): Add ver_test_7.syms.
7231 (ver_test_7.syms): New target.
7233 2008-03-28 Ian Lance Taylor <iant@google.com>
7235 * layout.cc (Layout::layout): If we see an input section with a
7236 name that needs sorting, set the must_sort flag for the output
7238 (Layout::make_output_section): If the name of the output section
7239 indicates that it might require sorting, set the may_sort flag.
7240 * output.h (Output_section::may_sort_attached_input_sections): New
7242 (Output_section::set_may_sort_attached_input_sections): New
7244 (Output_section::must_sort_attached_input_sections): New
7246 (Output_section::set_must_sort_attached_input_sections): New
7248 (class Output_section): Declare Input_section_sort_entry. Define
7249 Input_section_sort_compare. Declare
7250 sort_attached_input_sections. Add new fields:
7251 may_sort_attached_input_sections_,
7252 must_sort_attached_input_sections_,
7253 attached_input_sections_are_sorted_.
7254 * output.cc (Output_section::Output_section): Initialize new
7256 (Output_section::add_input_section): Add an entry to
7257 input_sections_ if may_sort or must_sort are true.
7258 (Output_section::set_final_data_size): Call
7259 sort_attached_input_sections if necessary.
7260 (Output_section::Input_section_sort_entry): Define new class.
7261 (Output_section::Input_section_sort_compare::operator()): New
7263 (Output_section::sort_attached_input_sections): New function.
7264 * configure.ac: Check whether the compiler supports constructor
7265 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7266 * testsuite/initpri1.c: New file.
7267 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7268 CONSTRUCTOR_PRIORITY.
7269 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7270 (initpri1_LDFLAGS): New variable.
7271 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7273 2008-03-27 Ian Lance Taylor <iant@google.com>
7275 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7276 * testsuite/common_test_1.c: New file.
7277 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7278 (common_test_1_SOURCES): New variable.
7279 (common_test_1_DEPENDENCIES): New variable.
7280 (common_test_1_LDFLAGS): New variable.
7282 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7283 and commons_ correctly when NAME/VERSION does not override
7285 * testsuite/ver_test_6.c: New file.
7286 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7287 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7288 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7290 2008-03-26 Ian Lance Taylor <iant@google.com>
7292 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7293 of an undefined symbol from a version script.
7294 * testsuite/Makefile.am (ver_test_5.so): New target.
7295 (ver_test_5.o): New target.
7296 (check_SCRIPTS): Add ver_test_5.sh.
7297 (check_DATA): Add ver_test_5.syms.
7298 (ver_test_5.syms): New target.
7299 * testsuite/ver_test_5.cc: New file.
7300 * testsuite/ver_test_5.script: New file.
7301 * testsuite/ver_test_5.sh: New file.
7302 * Makefile.in, testsuite/Makefile.in: Rebuild.
7305 Fix problems building gold with gcc 4.3.0.
7306 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7307 (gold_error_at_location, gold_warning_at_location): Use it.
7308 * configure.ac: Check whether we can compile and use a template
7309 function with a printf attribute.
7310 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7311 when jumping over bytes.
7312 * object.cc: Instantiate Object::read_section_data.
7313 * debug.h: Include <cstring>
7314 * dwarf_reader.cc: Include <algorithm>
7315 * main.cc: Include <cstring>.
7316 * options.cc: Include <cstring>.
7317 * output.cc: Include <cstring>.
7318 * script.cc: Include <cstring>.
7319 * script.h: Include <string>.
7320 * symtab.cc: Include <cstring> and <algorithm>.
7321 * target-select.cc: Include <cstring>.
7322 * version.cc: Include <string>.
7323 * testsuite/testmain.cc: Include <cstdlib>.
7324 * configure, config.in: Rebuild.
7326 2008-03-25 Ian Lance Taylor <iant@google.com>
7328 * options.cc: Include "../bfd/bfdver.h".
7329 (options::help): Print bug reporting address.
7331 * version.cc (print_version): Adjust output for current value of
7336 * options.cc (options::help): Print list of supported targets.
7337 * target-select.h: Include <vector>.
7338 (class Target_selector): Make machine_, size_, and is_big_endian_
7339 fields const. Add bfd_name_ and instantiated_target_ fields.
7340 (Target_selector::Target_selector): Add bfd_name parameter.
7341 (Target_selector::recognize): Make non-virtual, call
7343 (Target_selector::recognize_by_name): Make non-virtual, call
7344 do_recognize_by_name.
7345 (Target_selector::supported_names): New function.
7346 (Target_selector::bfd_name): New function.
7347 (Target_selector::do_instantiate_target): New pure virtual
7349 (Target_selector::do_recognize): New virtual function.
7350 (Target_selector::do_recognize_by_name): New virtual function.
7351 (Target_selector::instantiate_target): New private function.
7352 (supported_target_names): Declare.
7353 * target-select.cc (Target_selector::Target_selector): Update for
7354 new parameter and fields.
7355 (select_target_by_name): Check that the name matches before
7356 calling recognize_by_name.
7357 (supported_target_names): New function.
7358 * i386.cc (class Target_selector_i386): Update Target_selector
7359 constructor call. Remove recognize and recognize_by_name. Add
7360 do_instantiate_target.
7361 * x86_64.cc (class Target_selector_x86_64): Likewise.
7362 * testsuite/testfile.cc (class Target_selector_test): Update for
7363 changes to Target_selector.
7365 * README: Rewrite, with some notes on unsupported features.
7367 2008-03-24 Cary Coutant <ccoutant@google.com>
7369 * i386.cc (Target_i386::Got_type): New enum declaration.
7370 (Target_i386::Scan::local): Updated callers of Output_data_got
7372 (Target_i386::Scan::global): Likewise.
7373 (Target_i386::Relocate::relocate): Likewise.
7374 (Target_i386::Relocate::relocate_tls): Likewise.
7375 * object.h (Got_offset_list): New class.
7376 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7377 (Sized_relobj::local_got_offset): Likewise.
7378 (Sized_relobj::set_local_got_offset): Likewise.
7379 (Sized_relobj::local_has_tls_got_offset): Removed.
7380 (Sized_relobj::local_tls_got_offset): Removed.
7381 (Sized_relobj::set_local_tls_got_offset): Removed.
7382 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7383 * output.cc (Output_data_got::add_global): Added got_type parameter.
7384 (Output_data_got::add_global_with_rel): Likewise.
7385 (Output_data_got::add_global_with_rela): Likewise.
7386 (Output_data_got::add_global_pair_with_rel): New function.
7387 (Output_data_got::add_global_pair_with_rela): New function.
7388 (Output_data_got::add_local): Added got_type parameter.
7389 (Output_data_got::add_local_with_rel): Likewise.
7390 (Output_data_got::add_local_with_rela): Likewise.
7391 (Output_data_got::add_local_pair_with_rel): New function.
7392 (Output_data_got::add_local_pair_with_rela): New function.
7393 (Output_data_got::add_global_tls): Removed.
7394 (Output_data_got::add_global_tls_with_rel): Removed.
7395 (Output_data_got::add_global_tls_with_rela): Removed.
7396 (Output_data_got::add_local_tls): Removed.
7397 (Output_data_got::add_local_tls_with_rel): Removed.
7398 (Output_data_got::add_local_tls_with_rela): Removed.
7399 * output.h (Output_data_got::add_global): Added got_type parameter.
7400 (Output_data_got::add_global_with_rel): Likewise.
7401 (Output_data_got::add_global_with_rela): Likewise.
7402 (Output_data_got::add_global_pair_with_rel): New function.
7403 (Output_data_got::add_global_pair_with_rela): New function.
7404 (Output_data_got::add_local): Added got_type parameter.
7405 (Output_data_got::add_local_with_rel): Likewise.
7406 (Output_data_got::add_local_with_rela): Likewise.
7407 (Output_data_got::add_local_pair_with_rel): New function.
7408 (Output_data_got::add_local_pair_with_rela): New function.
7409 (Output_data_got::add_global_tls): Removed.
7410 (Output_data_got::add_global_tls_with_rel): Removed.
7411 (Output_data_got::add_global_tls_with_rela): Removed.
7412 (Output_data_got::add_local_tls): Removed.
7413 (Output_data_got::add_local_tls_with_rel): Removed.
7414 (Output_data_got::add_local_tls_with_rela): Removed.
7415 * resolve.cc (Symbol::override_base_with_special): Removed
7416 reference to has_got_offset_ field.
7417 * symtab.cc (Symbol::init_fields): Replaced initialization
7418 of got_offset_ with got_offsets_. Removed initialization
7420 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7421 (Symbol::got_offset): Likewise.
7422 (Symbol::set_got_offset): Likewise.
7423 (Symbol::has_tls_got_offset): Removed.
7424 (Symbol::tls_got_offset): Removed.
7425 (Symbol::set_tls_got_offset): Removed.
7426 (Symbol::got_offset_): Removed.
7427 (Symbol::tls_mod_got_offset_): Removed.
7428 (Symbol::tls_pair_got_offset_): Removed.
7429 (Symbol::got_offsets_): New field.
7430 (Symbol::has_got_offset): Removed.
7431 (Symbol::has_tls_mod_got_offset): Removed.
7432 (Symbol::has_tls_pair_got_offset): Removed.
7433 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7434 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7436 (Target_x86_64::Scan::global): Likewise.
7437 (Target_x86_64::Relocate::relocate): Likewise.
7438 (Target_x86_64::Relocate::relocate_tls): Likewise.
7440 2008-03-25 Ben Elliston <bje@au.ibm.com>
7442 * yyscript.y: Fix spelling error in comment.
7444 2008-03-24 Ian Lance Taylor <iant@google.com>
7446 * options.h (class General_options): Define build_id option.
7447 * layout.h (class Layout): Declare write_build_id, create_note,
7448 create_build_id. Add build_id_note_ member.
7449 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7450 "libiberty.h", "md5.h", "sha1.h".
7451 (Layout::Layout): Initialize eh_frame_data_,
7452 eh_frame_hdr_section_, and build_id_note_.
7453 (Layout::finalize): Call create_build_id.
7454 (Layout::create_note): New function, broken out of
7455 Layout::create_gold_note.
7456 (Layout::create_gold_note): Call create_note.
7457 (Layout::create_build_id): New function.
7458 (Layout::write_build_id): New function.
7459 (Close_task_runner::run): Call write_build_id.
7461 * x86_64.cc: Correct license to GPLv3.
7463 2008-03-23 Ian Lance Taylor <iant@google.com>
7465 * options.cc: Include "demangle.h".
7466 (parse_optional_string): New function.
7467 (parse_long_option): Handle takes_optional_argument.
7468 (parse_short_option): Update dash_z initializer. Handle
7469 takes_optional_argument.
7470 (General_options::General_options): Initialize do_demangle_.
7471 (General_options::finalize): Set do_demangle_. Handle demangling
7473 * options.h (parse_optional_string): Declare.
7474 (struct One_option): Add optional_arg field. Update constructor.
7475 Update call constructor calls. Add takes_optional_argument
7477 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7478 (DEFINE_optional_string): Define.
7479 (General_options::demangle): Change from DEFINE_bool to
7480 DEFINE_optional_string.
7481 (General_options::no_demangle): New function.
7482 (General_options::do_demangle): New function.
7483 (General_options::set_do_demangle): New function.
7484 (General_options::execstack_status_): Move definition to end of
7486 (General_options::static_): Likewise.
7487 (General_options::do_demangle_): New field.
7488 * object.cc (big_endian>::get_symbol_location_info): Call
7489 Options::do_demangle, not Options::demangle.
7490 * symtab.cc (demangle): Likewise.
7492 2008-03-22 Ian Lance Taylor <iant@google.com>
7494 * gold.h: Include <cstddef> and <sys/types.h>
7495 * options.h: Include <cstring>.
7497 2008-03-21 Ian Lance Taylor <iant@google.com>
7499 * Added source code to GNU binutils.