1 2010-03-25 Doug Kwan <dougkwan@google.com>
3 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4 to avoid a conversion warning on a 32-bit host.
6 2010-03-24 Ian Lance Taylor <iant@google.com>
8 * testsuite/script_test_3.t: Add a TLS segment.
9 * testsuite/Makefile.am (check_PROGRAMS): Add
10 tls_phdrs_script_test.
11 (tls_phdrs_script_test_SOURCES): Define.
12 (tls_phdrs_script_test_DEPENDENCIES): Define.
13 (tls_phdrs_script_test_LDFLAGS): Define.
14 (tls_phdrs_script_test_LDADD): Define.
15 * testsuite/Makefile.in: Rebuild.
17 2010-03-23 Cary Coutant <ccoutant@google.com>
19 * fileread.cc (find_or_make_view): Fix comment.
21 2010-03-23 Ian Lance Taylor <iant@google.com>
23 * script-sections.cc (class Orphan_section_placement): Define
24 PLACE_TLS and PLACE_TLS_BSS.
25 (Orphan_section_placement::Orphan_section_placement): Initialize
27 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
28 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
29 (tls_script_test_SOURCES): Define.
30 (tls_script_test_DEPENDENCIES): Define.
31 (tls_script_test_LDFLAGS): Define.
32 (tls_script_test_LDADD): Define.
33 * testsuite/Makefile.in: Rebuild.
35 2010-03-22 Doug Kwan <dougkwan@google.com>
37 * arm.cc (Arm_relocate_functions::abs8,
38 Arm_relocate_functions::abs16): Use correct check for overflow
39 specified in the ARM ELF specs.
40 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
41 target of a BLX instruction specially.
42 (Reloc_stub::stub_type_for_reloc): Ditto.
43 (Relocate::relocate): Use symbolic names instead of numeric relocation
44 codes to report error.
45 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
47 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
48 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
49 thumb2_blx_out_of_range.stdout
50 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
51 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
52 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
53 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
54 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
55 thumb2_blx_in_range, thumb2_blx_in_range.o,
56 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
57 thumb2_blx_out_of_range.o): New rules.
58 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
59 thumb2_blx_in_range and thumb2_blx_out_of_range.
60 * testsuite/Makefile.in: Regenerate.
61 * arm_branch_in_range.sh: Add tests for THUMB BLX.
62 * testsuite/thumb_blx_in_range.s: New file.
63 * testsuite/thumb_blx_out_of_range.s: New file.
65 2010-03-22 Rafael Espindola <espindola@google.com>
67 * archive.cc (Should_include): Move to archive.h.
68 (should_include_member): Make it a member of Archive.
70 (Add_lib_group_symbols): New.
71 * archive.h: Include options.h.
72 (Archive_member): Moved from Archive.
73 (Should_include): Moved from archive.cc.
75 (Add_lib_group_symbols): New.
76 * dynobj.cc (do_should_include_member): New.
77 * dynobj.h (do_should_include_member): New.
78 * gold.cc (queue_initial_tasks): Update call to queue.
79 * main.cc (main): Print lib group stats.
80 * object.cc (do_should_include_member): New.
81 * object.h: Include archive.h.
82 (Object::should_include_member): New.
83 (Object::do_should_include_member): New.
84 (Sized_relobj::do_should_include_member): New.
85 * options.cc (General_options::parse_start_lib): New.
86 (General_options::parse_end_lib): New.
87 (Input_arguments::add_file): Handle lib groups.
88 (Input_arguments::start_group): Check we are not in a lib.
89 (Input_arguments::start_lib): New.
90 (Input_arguments::end_lib): New.
91 * options.h (General_options): Add start_lib and end_lib.
92 (Input_argument::lib_): New.
93 (Input_argument::lib): New.
94 (Input_argument::is_lib): New.
95 (Input_file_lib): New.
96 (Input_arguments::in_lib_): New.
97 (Input_arguments::in_lib): New.
98 (Input_arguments::start_lib): New.
99 (Input_arguments::end_lib_): New.
100 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
101 in unused members as preempted.
102 (Sized_pluginobj::do_should_include_member): New.
103 * plugin.h (Sized_pluginobj::do_should_include_member): New.
104 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
106 (Read_symbols::do_whole_lib_group): New.
107 (Read_symbols::do_lib_group): New.
108 (Read_symbols::do_read_symbols): Handle lib groups.
109 (Read_symbols::get_name): Handle lib groups.
110 * readsyms.h (Read_symbols): Add an archive member pointer.
111 (Read_symbols::do_whole_lib_group): New.
112 (Read_symbols::do_lib_group): New.
113 (Read_symbols::member_): New.
114 * script.cc (read_input_script): Update call to queue_soon.
116 2010-03-19 Doug Kwan <dougkwan@google.com>
118 * arm.cc (Stub_table::Stub_table): Initialize new data members
119 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
120 (Stub_table::add_reloc_stub): Assign stub offset and update
121 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
122 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
124 (Stub_table::update_data_size_and_addralign): Use
125 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
126 instead of going over all reloc stubs.
127 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
128 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
129 Stringpool_template::offset_ to size of Stringpool_char.
130 (Stringpool_template::new_key_offset): Remove code to initialize
131 Stringpool_template::offset_.
132 * stringpool.h (Stringpool_template::set_no_zero_null): Set
133 Stringpool_template::offset_ to zero.
135 2010-03-15 Doug Kwan <dougkwan@google.com>
137 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
139 (Stringpool_template::new_key_offset): New method.
140 (Stringpool_template::add_string): Assign offsets when adding new
142 (Stringpool_template::set_string_offsets): Do not set string offsets
144 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
146 (Chunked_vector::clear): Clear size_.
147 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
148 (Chunked_vector::size): Return size_.
149 (Chunked_vector::push_back): Use size_ to find insert position.
150 (Chunked_vector::size_): New data member.
151 (Stringpool_template::set_no_zero_null): Assert string set is empty.
152 (Stringpool_template::new_key_offset): New method declaration.
153 (Stringpool_template::offset_): New data member.
155 2010-03-15 Rafael Espindola <espindola@google.com>
157 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
158 Add_symbols' constructor.
159 * readsyms.h (Add_symbols): Remove the input_group member.
161 2010-03-10 Ian Lance Taylor <iant@google.com>
163 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
164 target to ask whether a reference to a symbol requires a stack
166 * target.h (Target::is_call_to_non_split): New function.
167 (Target::do_is_call_to_non_split): Declare virtual function.
168 * target.cc: Include "symtab.h".
169 (Target::do_is_call_to_non_split): New function.
170 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
172 2010-03-10 Cary Coutant <ccoutant@google.com>
174 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
175 (File_read::open[1]): Remove initial mapping of whole_file_view_.
176 (File_read::open[2]): Add whole_file_view_ to list of views.
177 (File_read::make_view): Remove test of whole_file_view_.
178 (File_read::find_or_make_view): Create whole_file_view_ if
180 (File_read::clear_views): Replace bool parameter with enum;
181 adjust all callers. Don't delete views with permanent data;
182 do delete cached views and views from archives if
183 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
184 if clearing the corresponding view.
185 * fileread.h (File_read::Clear_views_mode): New enum.
186 (File_read::View::is_permanent_view): New method.
187 (File_read::clear_views): Replace bool parameter
188 with enum; adjust all callers.
189 * options.h (General_options): Change keep_files_mapped option;
191 * readsyms.cc (Add_symbols::run): Delete sd_ object before
193 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
196 2010-03-10 David S. Miller <davem@davemloft.net>
198 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
200 2010-03-09 Sriraman Tallam <tmsriram@google.com>
202 * icf.cc (get_section_contents): Add '@' marker after processing the
205 2010-03-08 Doug Kwan <dougkwan@google.com>
207 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
208 due to a conversion warning.
209 (Arm_relobj::update_output_local_symbol_count): Check for local
210 symbol with unset output index.
212 2010-03-05 Ian Lance Taylor <iant@google.com>
214 * options.h (class General_options): Add --spare-dynamic-tags.
215 * output.cc (Output_data_dynamic::set_final_data_size): Implement
216 --spare-dynamic-tags.
218 2010-03-05 Ian Lance Taylor <iant@google.com>
220 * incremental.cc: Include "libiberty.h".
222 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
224 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
225 function, is_info_ member.
226 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
227 (Versions::Versions): Update caller.
228 (Versions::define_base_version): Likewise.
229 (Versions::add_def): Likewise.
231 2010-03-03 Sriraman Tallam <tmsriram@google.com>
233 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
234 (Scan::possible_function_pointer_reloc): New function.
235 (Scan::local_reloc_may_be_function_pointer): Change to call
236 possible_function_pointer_reloc.
237 (Scan::global_reloc_may_be_function_pointer): Ditto.
238 * icf.h (Icf::check_section_for_function_pointers): Change to reject
239 relocations in ".data.rel.ro._ZTV" section.
240 * testsuite/icf_safe_so_test.sh: Change to pass i386.
241 * testsuite/icf_safe_so_test.cc: Ditto.
242 * testsuite/icf_safe_test.cc: Ditto.
243 * testsuite/icf_safe_test.sh: Ditto.
245 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
246 Ian Lance Taylor <iant@google.com>
248 * target-reloc.h (relocate_section): Check the symbol table index
249 for -1U before setting the local symbol index.
250 (scan_relocatable_relocs): If copying the relocation, record that
251 the local symbol is required.
252 * object.h (Symbol_value::is_output_symtab_index_set): New
254 (Symbol_value::may_be_discarded_from_output_symtab): New
256 (Symbol_value::has_output_symtab_entry): New function.
257 (Symbol_value::needs_output_symtab_entry): Remove.
258 (Symbol_value::output_symtab_index): Make sure the symbol index is
260 (Symbol_value::set_output_symtab_index): Make sure the symbol
261 index is not set. Make sure the new index is valid.
262 (Symbol_value::set_must_have_output_symtab_entry): New function.
263 (Symbol_value::has_output_dynsym_entry): New function.
264 (Symbol_value::set_output_dynsym_index): Make sure the new index
266 (Sized_relobj::set_must_have_output_symtab_entry): New function.
267 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
268 local symbol if permitted.
269 (Sized_relobj::do_finalize_local_symbols): Call
270 is_output_symtab_index_set rather than needs_output_symtab_entry.
271 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
272 rather than needs_output_symtab_entry. Call
273 has_output_dynsym_entry rather than needs_output_dynsym_entry.
274 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
275 is_output_symtab_index_set rather than needs_output_symtab_entry.
276 * testsuite/discard_locals_relocatable_test.c: New file.
277 * testsuite/discard_locals_test.sh: Test -r.
278 * testsuite/Makefile.am (check_DATA): Add
279 discard_locals_relocatable_test1.syms,
280 discard_local_relocatable_test2.syms.
281 (MOSTLYCLEANFILES): Likewise. Also add
282 discard_locals_relocatable_test1.lout and
283 discard_locals_relocatable_test2.out.
284 (discard_locals_relocatable_test1.syms): New target.
285 (discard_locals_relocatable_test.o): New target.
286 (discard_locals_relocatable_test1.out): New target.
287 (discard_locals_relocatable_test2.syms): New target.
288 (discard_locals_relocatable_test2.out): New target.
289 (various): Add missing ../ld-new dependencies.
290 * testsuite/Makefile.in: Rebuild.
292 2010-03-03 Nick Clifton <nickc@redhat.com>
294 * po/fi.po: New Finnish translation.
296 2010-03-01 Doug Kwan <dougkwan@google.com>
298 * layout.cc (Layout::Layout): Force section types of .init_array*,
299 .preinit_array* and .fini_array* sections.
300 * output.cc (Output_section::Input_section_sort_entry::has_priority):
301 Fix check of return value of std::string::find.().
302 (Output_section::Input_section_sort_compare::operator()): Remove
303 comment about .init_array.
304 (Output_section::Input_section_sort_init_fini_compare::operator()):
306 (Output_section::sort_attached_input_sections): Handle .init_array
307 and .fini_array specially.
308 * output.h (Output_section::Inut_section_sort_compare): Update
310 (Output_section::Input_section_sort_init_fini_compare): New struct.
312 2010-02-26 Doug Kwan <dougkwan@google.com>
314 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
315 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
316 * testsuite/debug_msg.sh: Avoid matching source line number for
317 use of global variable undef_int.
319 2010-02-26 Doug Kwan <dougkwan@google.com>
321 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
322 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
323 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
324 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
325 * options.cc (General_options::General_options): Initialize member
327 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
328 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
329 and rm_no_fix_v4bx.stdout
330 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
331 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
332 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
333 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
335 * Makefile.in: Regenerate.
336 * testsuite/arm_fix_v4bx.s: New file.
337 * testsuite/arm_fix_v4bx.sh: Ditto.
339 2010-02-24 Doug Kwan <dougkwan@google.com>
341 * arm.cc (Target_arm::got_section): Make the .got section the first
342 non RELRO section in the data segment.
343 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
344 suffixes of section names.
346 2010-02-24 Doug Kwan <dougkwan@google.com>
348 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
349 flags and attributes merging if an input file is a binary file.
350 * fileread.cc (Input_file::open): Record format of original file.
351 * fileread.h (Input_file::Format): New enum type.
352 (Input_file::Input_file): Initialize data member format_.
353 (Input_file::format): New method definition.
354 (Input_file::format_):: New data member.
356 2010-02-24 Doug Kwan <dougkwan@google.com>
358 * arm.cc (Arm_output_data_got): New class.
359 (ARM_TCB_SIZE): New constant
360 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
361 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
362 If user uses a script with a SECTIONS clause, issue only a warning
363 for a misplaced EXIDX input section. Otherwise, issue an error.
364 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
366 (Target_arm::got_mode_index_entry): Handle static linking.
367 (Target_arm::Scan::local): Ditto.
368 (Target_arm::Scan::global): Ditto.
369 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
370 all incorrectly implemented relocations.
371 (Target_arm::fix_exidx_coverage): Pass layout to
372 Arm_output_section::fix_exidx_coverage.
373 * layout.cc (Layout::section_name_mapping): Remove trailing dots
374 from ".ARM.exidx." and ".ARM.extab.".
376 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
378 * arm.cc (Target_arm::do_finalize_sections): Create attribute
379 section if it does not already exist.
380 * attributes.cc (Attributes_section_data::Attributes_section_data):
381 Don't crash if size is zero.
383 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
384 Ian Lance Taylor <iant@google.com>
386 * gold.cc (queue_middle_tasks): If no input files were opened,
388 * workqueue.h (Task_function::Task_function): Assert that there is
391 2010-02-22 Doug Kwan <dougkwan@google.com>
393 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
394 * icf.cc (get_section_contents): Cast snprintf arguments to long long
395 types to avoid warnings due to different uint64_t implementations
398 2010-02-21 Doug Kwan <dougkwan@google.com>
400 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
401 handling of the maximum backward branch offset.
402 (Arm_relocate_functions::thumb_branch_common): Ditto.
403 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
404 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
405 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
406 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
407 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
408 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
409 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
410 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
411 thumb_bl_out_of_range thumb_bl_out_of_range.o,
412 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
413 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
414 thumb2_bl_out_of_range.o): New rules.
415 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
416 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
417 thumb2_bl_out_of_range
418 * testsuite/Makefile.in: Regenerate.
419 * testsuite/arm_bl_in_range.s: New file.
420 * testsuite/arm_bl_out_of_range.s: Ditto.
421 * testsuite/arm_branch_in_range.sh: Ditto.
422 * testsuite/arm_branch_range.t: Ditto.
423 * testsuite/thumb2_branch_range.t: Ditto.
424 * testsuite/thumb_bl_in_range.s: Ditto.
425 * testsuite/thumb_bl_out_of_range.s: Ditto.
426 * testsuite/thumb_branch_range.t: Ditto.
428 2010-02-20 Sriraman Tallam <tmsriram@google.com>
430 * gc.h (gc_process_relocs): Change vectors to point to the new list.
431 Add reloc offset information.
432 * icf.cc (get_section_contents): Change iterators to point to the new
433 vectors. Add reloc offset information to the contents.
434 * icf.h (Icf::Sections_reachable_info): New typedef.
435 (Icf::Sections_reachable_list): New typedef.
436 (Icf::Offset_info): New typedef.
437 (Icf::Reloc_info): New struct typedef.
438 (Icf::Reloc_info_list): New typedef.
439 (Icf::symbol_reloc_list): Delete method.
440 (Icf::addend_reloc_list): Delete method.
441 (Icf::section_reloc_list): Delete method.
442 (Icf::reloc_info_list): New method.
443 (Icf::reloc_info_list_): New member.
445 2010-02-19 Doug Kwan <dougkwan@google.com>
447 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
448 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
449 * arm.cc (Arm_relocation_functions): New forward declaration.
450 (Target_arm::Target_arm): Initialize new data members
451 got_mod_index_offset_ and tls_base_symbol_defined_.
452 (Target_arm::Relocate::relocate_tls): New method.
453 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
454 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
456 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
457 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
458 (Target_arm::got_mod_index_offset_,
459 Target_arm::tls_base_symbol_defined_): New data members.
460 (Target_arm::Scan::local, Target::Scan::global,
461 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
464 2010-02-18 Doug Kwan <dougkwan@google.com>
466 * arm.cc (Arm_relobj::find_linked_text_section): New method.
467 (Arm_relobj::make_exidx_input_section): Pass section index of linked
468 text section as a parameter becuase some broken tools may not set
469 the link in section header.
470 (Target_arm::has_got_section): New method.
471 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
472 without any mapping symbol as data only. Remove warning.
473 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
474 link in its section header, try to discover the link by inspecting the
475 REL31 relocation at the beginning of the section.
476 (Target_arm::Scan::check_non_pic): Report name of offending relocation
478 (Target_arm::Scan::global): Treat any reference to the symbol
479 _GLOBAL_OFFSET_TABLE_ as a GOT access.
481 2010-02-12 Sriraman Tallam <tmsriram@google.com>
483 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
484 (Scan::global_reloc_may_be_function_pointer): New function.
485 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
486 (Scan::global_reloc_may_be_function_pointer): New function.
487 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
488 (Scan::global_reloc_may_be_function_pointer): New function.
489 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
490 (Scan::global_reloc_may_be_function_pointer): New function.
491 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
492 (Scan::global_reloc_may_be_function_pointer): New function.
493 (Scan::possible_function_pointer_reloc): New function.
494 (Target_x86_64::can_check_for_function_pointers): New function.
495 * gc.h (gc_process_relocs): Scan relocation types to determine if
496 function pointers were taken for targets that support it.
497 * icf.cc (Icf::find_identical_sections): Include functions for
498 folding in safe ICF whose pointer is not taken.
499 * icf.h (Secn_fptr_taken_set): New typedef.
500 (fptr_section_id_): New member.
501 (section_has_function_pointers): New function.
502 (set_section_has_function_pointers): New function.
503 (check_section_for_function_pointers): New function.
504 * options.h: Fix comment for safe ICF option.
505 * target.h (can_check_for_function_pointers): New function.
506 * testsuite/Makefile.am: Add icf_safe_so_test test case.
507 Modify icf_safe_test for X86-64.
508 * testsuite/Makefile.in: Regenerate.
509 * testsuite/icf_safe_so_test.cc: New file.
510 * testsuite/icf_safe_so_test.sh: New file.
511 * testsuite/icf_safe_test.cc (kept_func_3): New function.
512 (main): Change to take pointer to function kept_func_3.
513 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
514 folding is done correctly for X86-64.
516 2010-02-12 David S. Miller <davem@davemloft.net>
518 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
519 is_symbolless parameter.
520 (Output_reloc<SHT_REL>::is_symbolless): New.
521 (Output_reloc<SHT_REL>::is_symbolless_): New.
522 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
523 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
524 (Output_reloc<SHT_RELA>::is_symbolless): New.
525 (Output_data_reloc::add_global): Handle is_symbolless.
526 (Output_data_reloc::add_global_relative): Likewise.
527 (Output_data_reloc::add_local): Likewise.
528 (Output_data_reloc::add_local_relative): Likewise.
529 (Output_data_reloc::add_symbolless_global_addend): New.
530 (Output_data_reloc::add_symbolless_local_addend): New.
531 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
533 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
534 instead of ->is_relative_
535 (Output_reloc::write): Likewise.
536 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
537 (Output_reloc::write_rel): Simplify.
539 * sparc.cc (Target_sparc::Scan::local): Use
540 ->add_symbolless_local_addend as needed.
541 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
542 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
543 based upon relocation offset.
545 2010-02-11 Doug Kwan <dougkwan@google.com>
547 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
548 (Target_arm::Scan::global): Ditto. Also remove a comment before the
549 beginning of function.
550 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
551 and MOVT_ABS relocations. Those are non issued in scanning. Fix
552 parameter is_32bit in calls to should_apply_static_reloc.
553 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
554 (check_DATA): Add arm_abs_global.stdout.
555 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
556 arm_abs_global.stdout): New rules.
557 (MOSTLLYCLEANFILES): Add arm_abs_global
558 * Makefile.in: Regenerate.
559 * testsuite/arm_abs_global.s: New file.
560 * testsuite/arm_abs_global.sh: Ditto.
561 * testsuite/arm_abs_lib.s: Ditto.
563 2010-02-11 Ian Lance Taylor <iant@google.com>
565 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
567 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
568 Allocate_commons_task first.
569 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
570 task, rather than symtab_lock_.
571 (Gc_process_relocs::~Gc_process_relocs): New function.
572 (Gc_process_relocs::is_runnable): Check this_blocker_.
573 (Gc_process_relocs::locks): Use next_blocker_ rather than
575 (Scan_relocs::~Scan_relocs): New function.
576 (Scan_relocs::is_runnable): Check this_blocker_ rather than
578 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
580 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
581 fields. Add this_blocker_ and next_blocker_ fields. Adjust
582 constructor accordingly.
583 (class Gc_process_relocs): Likewise.
584 (class Scan_relocs): Likewise.
585 * common.h (class Allocate_commons_task): Remove symtab_lock_
586 field, and corresponding constructor parameter.
587 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
589 (Allocate_commons_task::locks): Likewise.
591 2010-02-11 Ian Lance Taylor <iant@google.com>
593 * gold-threads.h (class Once): Define.
594 (class Initialize_lock): Rewrite as child of Once.
595 * gold-threads.cc (class Once_initialize): Define.
596 (once_pointer_control): New static variable.
597 (once_pointer, once_arg): New static variables.
598 (c_run_once): New static function.
599 (Once::Once, Once::run_once, Once::internal_run): New functions.
600 (class Initialize_lock_once): Remove.
601 (initialize_lock_control): Remove.
602 (initialize_lock_pointer): Remove.
603 (initialize_lock_once): Remove.
604 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
605 (Initialize_lock::initialize): Rewrite.
606 (Initialize_lock::do_run_once): New function.
607 * archive.cc (Archive::interpret_header): Only clear name if it is
609 * fileread.cc: Include "gold-threads.h"
610 (file_counts_lock): New static variable.
611 (file_counts_initialize_lock): Likewise.
612 (File_read::release): Only increment counts when using --stats.
613 Use a lock around the increment.
614 * parameters.cc (class Set_parameters_target_once): Define.
615 (set_parameters_target_once): New static variable.
616 (Parameters::Parameters): Move here from parameters.h.
617 (Parameters::set_target): Rewrite.
618 (Parameters::set_target_once): New function.
619 (Parameters::clear_target): Move here and rewrite.
620 * parameters.h (class Parameters): Update declarations. Add
621 set_parameters_target_once_ field.
622 (Parameters::Parameters): Move to parameters.cc.
623 (Parameters::clear_target): Likewise.
624 * readsyms.cc (Read_symbols::do_group): Create a Start_group
626 (Start_group::~Start_group): New function.
627 (Start_group::is_runnable): New function.
628 (Start_group::locks, Start_group::run): New functions.
629 (Finish_group::run): Change saw_undefined to size_t.
630 * readsyms.h (class Start_group): Define.
631 (class Finish_group): Change saw_undefined_ field to size_t.
632 (Finish_group::Finish_group): Remove saw_undefined and
633 this_blocker parameters. Change all callers.
634 (Finish_group::set_saw_undefined): New function.
635 (Finish_group::set_blocker): New function.
636 * symtab.h (class Symbol_table): Change saw_undefined to return
637 size_t. Change saw_undefined_ field to size_t.
638 * target-select.cc (Set_target_once::do_run_once): New function.
639 (Target_selector::Target_selector): Initialize set_target_once_
640 field. Don't initialize lock_ and initialize_lock_ fields.
641 (Target_selector::instantiate_target): Rewrite.
642 (Target_selector::set_target): New function.
643 * target-select.h (class Set_target_once): Define.
644 (class Target_selector): Update declarations. Make
645 Set_target_once a friend. Remove lock_ and initialize_lock_
646 fields. Add set_target_once_ field.
648 2010-02-10 Ian Lance Taylor <iant@google.com>
650 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
652 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
653 (queue_middle_tasks): Add all blockers before queueing any tasks.
654 (queue_final_tasks): Likewise.
655 * token.h (Task_token::add_blockers): New function.
656 * object.h (Input_objects::number_of_relobjs): New function.
658 2010-02-10 Ian Lance Taylor <iant@google.com>
660 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
661 shared, not if not position independent.
662 * x86_64.cc (Relocate::relocate_tls): Likewise.
663 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
664 (tls_pie_pic_test): New target.
665 * testsuite/Makefile.in: Rebuild.
667 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
668 (tls_test_main_pie.o, tls_test_pie.o): New targets.
669 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
670 * testsuite/Makefile.in: Rebuild.
672 2010-02-09 David S. Miller <davem@davemloft.net>
674 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
675 R_SPARC_RELATIVE using ->add_local_relative().
676 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
678 * output.h (Output_data_dynamic::add_section_size): New method
679 that takes two Output_data objects.
680 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
681 entry param. Handle it in initializers.
682 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
683 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
684 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
686 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
687 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
688 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
689 for dynrel_includes_plt.
690 * i386.cc (Target_i386::do_finalize_sections): Likewise.
691 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
692 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
694 (Target_sparc::do_finalize_sections): Update to pass true for
696 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
697 output before .rela.plt
698 (Target_powerpc::do_finalize_sections): Update to pass true for
699 dynrel_includes_plt when 32-bit.
701 2010-02-08 Doug Kwan <dougkwan@google.com>
703 * arm.cc (Arm_relobj::simple_input_section_output_address): New
705 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
706 Arm_relobj::scan_section_for_cortex_a8_stubs,
707 Arm_relobj::do_relocation_section): Instead of calling
708 Output_section::output_address, use faster
709 Arm_relobj::simple_input_section_output_address.
711 2010-02-08 David S. Miller <davem@davemloft.net>
713 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
714 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
715 relocation helper function.
717 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
718 just like R_SPARC_GOT{10,13,22}.
719 (Target_sparc::Scan::local): Likewise.
720 (Target_sparc::Relocate:relocate): Likewise.
722 2010-02-06 Ian Lance Taylor <iant@google.com>
724 * configure.ac: Rewrite targetobjs duplicate removal code to use
725 only shell constructs.
726 * configure: Rebuild.
728 2010-02-05 Doug Kwan <dougkwan@google.com>
731 * arm.cc (Arm_relobj::section_is_scannable): New method.
732 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
733 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
735 2010-02-04 Doug Kwan <dougkwan@google.com>
738 * arm-reloc-property.cc (cstdio): Include.
739 * configure.ac (targetobjs): Remove duplicates.
740 * configure: Regenerate.
741 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
742 big and little endian version for a given address size.
744 2010-02-03 Doug Kwan <dougkwan@google.com>
746 * arm-reloc-property.cc
747 (Arm_reloc_property_table::reloc_name_in_error_message): New method
749 * arm-reloc-property.h
750 (Arm_reloc_property_table::get_implemented_static_reloc_property):
751 New method definition.
752 (Arm_reloc_property_table::reloc_name_in_error_message): New method
754 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
756 (GOT_PREL): Change implemented to Y.
757 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
758 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
759 (Arm_relocate_functions::movw_abs_nc): Remove method.
760 (Arm_relocate_functions::movt_abs): Ditto.
761 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
762 (Arm_relocate_functions::thm_movt_abs): Ditto.
763 (Arm_relocate_functions::movw_rel_nc): Ditto.
764 (Arm_relocate_functions::movw_rel): Ditto.
765 (Arm_relocate_functions::movt_rel): Ditto.
766 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
767 (Arm_relocate_functions:thm_movw_rel): Ditto.
768 (Arm_relocate_functions:thm_movt_rel): Ditto.
769 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
770 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
771 New method definitions.
772 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
773 (Arm_relocation_functions::arm_grp_ldr): Ditto.
774 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
775 (Arm_relocation_functions::arm_grp_ldc): Ditto.
776 (Target_arm::Relocate::relocate): Check for non-static or
777 unimplemented relocation code and exit early. Change calls to
778 Target_arm::reloc_uses_thumb_bit and
779 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
780 instead. Refactor code to handle similar relocations to increase
781 code sharing. Remove check for unsupported relocation code in switch
783 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
784 relocation property table to find out size. Change error message to
785 print out the name of a relocation code instead of the numeric value.
786 (Target_arm::scan_reloc_for_stub): Use relocation property table
787 instead of calling Target_arm::reloc_uses_thumb_bit().
789 2010-02-02 Doug Kwan <dougkwan@google.com>
791 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
792 types of relaxed input section.
794 2010-02-02 Doug Kwan <dougkwan@google.com>
796 * Makefile.am (HFILES): Add arm-reloc-property.h.
798 (TARGETSOURCES): Add arm-reloc-property.cc
799 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
800 (libgold_a_SOURCES): $(DEFFILES)
801 * Makefile.in: Regenerate.
802 * arm-reloc-property.cc: New file.
803 * arm-reloc-property.h: New file.
804 * arm-reloc.def: New file.
805 * arm.cc: Update comments.
806 (arm-reloc-property.h): New included header.
807 (arm_reloc_property_table): New global variable.
808 (Target_arm::do_select_as_default_target): New method definition.
809 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
810 arm-reloc-property to targ_extra_obj.
811 * parameters.cc (set_parameters_target): Call
812 Target::select_as_default_target().
813 * target.h (Target::select_as_default_target): New method definition.
814 (Target::do_select_as_default_target): Same.
816 2010-02-01 Doug Kwan <dougkwan@google.com>
818 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
819 first_output_text_section_.
820 (Arm_exidx_fixup::first_output_text_section): New method definition.
821 (Arm_exidx_fixup::first_output_text_section_): New data member.
822 (Arm_exidx_fixup::process_exidx_section): Record the first text
824 (Arm_output_section::fix_exidx_coverage): Set correct linked section
825 and entsize in output section header.
827 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
829 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
830 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
831 (Arm_relocate_functions::thm_alu11): New Method.
832 (Arm_relocate_functions::thm_pc8): New Method.
833 (Arm_relocate_functions::thm_pc12): New Method.
834 (Target_arm::Scan::local): Handle the relocations.
835 (Target_arm::Scan::global): Likewise.
836 (Target_arm::Relocate::relocate): Likewise.
837 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
839 2010-01-29 Doug Kwan <dougkwan@google.com>
841 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
842 of relocation types as ld.
844 2010-01-29 Doug Kwan <dougkwan@google.com>
846 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
848 (Arm_relocate_functions::thumb_branch_common): Ditto.
849 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
850 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
851 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
852 Arm_relocate_functions::jump24): Remove.
853 (Target_arm::Relocate::relocate): Adjust code to call
854 Arm_relocation_functions::arm_branch_common and
855 Arm_relocation_functions::thumb_branch_common instead of their removed
856 wrappers. Merge switch-cases together to reduce source code size.
858 2010-01-29 Doug Kwan <dougkwan@google.com>
860 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
861 output_local_symbol_count_needs_update_.
862 (Arm_relobj::output_local_symbol_count_needs_update,
863 Arm_relobj::set_output_local_symbol_count_needs_update,
864 Arm_relobj::update_output_local_symbol_count): New methods.
865 (Arm_relobj::output_local_symbol_count_needs_update_): New data
867 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
868 of pointed function as in a R_ARM_PREL31 relocation.
869 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
870 for output local symbol count updating.
871 (Target_arm::do_relax): Update output local symbol counts in objects
873 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
875 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
877 * arm.cc: Added support for the ARM relocations:
878 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
879 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
880 (Arm_relocate_functions::movw_rel_nc): Renamed (was
882 (Arm_relocate_functions::movw_rel): New method.
883 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
884 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
886 (Arm_relocate_functions::thm_movw_rel): New method.
887 (Arm_relocate_functions::thm_movt_rel): Renamed (was
889 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
891 (Target_arm::Scan::global): Likewise.
892 (Target_arm::Relocate::relocate): Likewise.
893 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
896 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
898 * arm.cc: Added support for ARM group relocations.
899 (Target_arm::reloc_needs_sym_origin): New method.
900 (Arm_relocate_functions::calc_grp_kn): New method.
901 (Arm_relocate_functions::calc_grp_residual): New method.
902 (Arm_relocate_functions::calc_grp_gn): New method.
903 (Arm_relocate_functions::arm_grp_alu): New Method.
904 (Arm_relocate_functions::arm_grp_ldr): New Method.
905 (Arm_relocate_functions::arm_grp_ldrs): New Method.
906 (Arm_relocate_functions::arm_grp_ldc): New Method.
907 (Target_arm::Scan::local): Handle the ARM group relocations.
908 (Target_arm::Scan::global): Likewise.
909 (Target_arm::Relocate::relocate): Likewise.
910 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
913 2010-01-26 Doug Kwan <dougkwan@google.com>
915 * arm.cc (set): Include.
916 (class Arm_exidx_fixup): Change type of last_input_section_ to const
918 (Arm_output_section::Text_section_list): New type.
919 (Arm_output_section::append_text_sections_to_list): New method.
920 (Arm_output_section::fix_exidx_coverage): Ditto.
921 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
922 (Arm_relobj::convert_input_section_to_relaxed_section): Use
923 Relobj::set_section_offset() instead of
924 Sized_relobj::invalidate_section_offset().
925 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
926 parameter for section headers. Ignore relocation sections for
927 unallocated sections and EXIDX sections.
928 (Target_arm::fix_exidx_coverage): New method.
929 (Target_arm::output_section_address_less_than): New type.
930 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
931 linked text section instead of the EXIDX section.
932 (Arm_output_section::create_stub_group): Add an assertion to check
933 that this is not an EXIDX output section.
934 (Arm_output_section::append_text_sections_to_list): New method.
935 (Arm_output_section::fix_exidx_coverage): Ditto.
936 (Arm_relobj::scan_sections_for_stubs): Adjust call to
937 Arm_relobj::section_needs_reloc_stub_scanning.
938 (Target_arm::do_relax): Fix EXIDX output section coverage in the
940 (Target_arm::fix_exidx_coverage): New method.
941 * object.h (Relobj::set_output_section): New method.
942 (Sized_relobj::invalidate_section_offset): Remove method.
943 (Sized_relobj::do_invalidate_section_offset): Remove method.
944 (Sized_relobj::do_set_section_offset): Handle offset value -1.
946 2010-01-25 Doug Kwan <dougkwan@google.com>
948 * arm.cc (Arm_exidx_merged_section::do_output_offset):
949 Fix warning due to signed and unsigned comparison on a 32-bit host.
951 2010-01-22 Doug Kwan <dougkwan@google.com>
953 * arm.cc (Target_arm::do_relax): Record an output section for section
954 offset adjustment it contains any stub table that has changed.
955 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
956 offsets in an output section if necessary.
957 * output.cc (Output_section::Output_section): Initialize
958 section_offsets_need_adjustments_.
959 (Output_section::add_input_section_for_script): Renamed to
960 Output_section::add_simple_input_section.
961 (Output_section::save_states): Add a comment.
962 (Output_section::discard_states): New method defintion.
963 (Output_section::adjust_section_offsets): Same.
964 * output.h (Output_section::add_input_section_for_script): Renamed to
965 Output_section::add_simple_input_section.
966 (Output_section::discard_states): New method declaration.
967 (Output_section::adjust_section_offsets): Same.
968 (Output_section::section_offsets_need_adjustment,
969 Output_section::set_section_offsets_need_adjustment): New method
971 (Output_section::section_offsets_need_adjustment_): New data member.
973 (Output_section_element_input::set_section_address): Adjust code for
974 renaming of Output_section::add_input_section_for_script.
975 (Orphan_output_section::set_section_address): Same.
977 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
979 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
980 Fix_v4bx enum values .
981 * gold/options.h (General_options): New option definitions.
982 (General_options::fix_v4bx): New method.
983 (General_options::Fix_v4bx): New enum.
984 * gold/options.cc (General_options::parse_fix_v4bx): New method.
985 (General_options::parse_fix_v4bx_interworking): New method.
987 2010-01-22 Doug Kwan <dougkwan@google.com>
989 * arm.cc (Arm_exidx_fixup): New class.
991 2010-01-21 Doug Kwan <dougkwan@google.com>
993 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
995 (Arm_exidx_section_offset_map): New type.
997 2010-01-21 Doug Kwan <dougkwan@google.com>
999 * arm.cc (Arm_exidx_input_section): New class.
1000 (Arm_relobj::exidx_input_section_by_link,
1001 Arm_relobj::exidx_input_section_by_shndx,
1002 Arm_relobj::make_exidx_input_section): New methods.
1003 (read_arm_attributes_section): Remove.
1004 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1005 information about them.
1006 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1009 2010-01-20 Doug Kwan <dougkwan@google.com>
1011 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1012 Input_section_specifier to Section_id.
1013 (Target_arm::new_arm_input_section: Adjust code for change of key
1015 (Target_arm::find_arm_input_section): Ditto.
1016 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1017 (Section_id): Remove.
1018 (Garbage_collection::Section_id_hash): Remove.
1019 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1020 (Section_id): Remove.
1021 (Icf::Section_id_hash): Remove.
1022 * object.h (Section_id, Const_section_id, Section_id_hash,
1023 Const_section_id_hash): New type definitions.
1024 * output.cc (Output_section::add_relaxed_input_section): Change to
1025 use Const_section_id instead of Input_section_specifier as key type.
1026 (Output_section::add_merge_input_section): Ditto.
1027 (Output_section::build_relaxation_map): Change to use Section_id
1028 instead of Input_section_specifier as key type.
1029 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1031 (Output_section::convert_input_sections_to_relaxed_sections): Change
1032 to use Const_section_id instead of Input_section_specifier as key type.
1033 (Output_section::find_merge_section): Ditto.
1034 (Output_section::find_relaxed_input_section): Ditto.
1035 * output.h (Input_section_specifier): Remove class.
1036 (Output_section::Output_section_data_by_input_section_map): Change
1037 key type to Const_section_id.
1038 (Output_section::Output_relaxed_input_section_by_input_section_map):
1040 (Output_section::Relaxation_map): Change key type to Section_id.
1042 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1044 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1045 (class Arm_v4bx_stub): New class.
1046 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1047 (Stub_factory::make_arm_v4bx_stub): New method.
1048 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1049 (Stub_table::empty): Handle v4bx stubs.
1050 (Stub_table::add_arm_v4bx_stub): New method.
1051 (Stub_table::find_arm_v4bx_stub): New method.
1052 (Arm_relocate_functions::v4bx): New method.
1053 (Target_arm::fix_v4bx): New method.
1054 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1055 (Stub_table::relocate_stubs): Likewise.
1056 (Stub_table::do_write): Likewise.
1057 (Stub_table::update_data_size_and_addralign): Likewise.
1058 (Stub_table::finalize_stubs): Likewise.
1059 (Target_arm::Scan::local): Likewise.
1060 (Target_arm::Scan::global): Likewise.
1061 (Target_arm::do_finalize_sections): Likewise.
1062 (Target_arm::Relocate::relocate): Likewise.
1063 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1065 (Target_arm::scan_reloc_for_stub): Likewise.
1066 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1068 2010-01-19 Ian Lance Taylor <iant@google.com>
1070 * output.cc (Output_section_headers::do_sized_write): Write large
1071 segment count to sh_info field.
1072 (Output_file_header::do_sized_write): For large segment count,
1073 write PN_XNUM to e_phnum field.
1075 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1077 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1078 (Arm_relocate_functions::thm_jump8): New function.
1079 (Arm_relocate_functions::thm_jump11): New function.
1080 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1082 (Target_arm::Scan::global): Likewise.
1083 (Target_arm::Relocate::relocate): Likewise.
1084 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1087 2010-01-14 Doug Kwan <dougkwan@google.com>
1089 * arm.cc (map, utility): Include headers.
1090 (Target_arm::apply_cortex_a8_workaround): New method.
1091 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1092 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1093 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1094 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1095 the --[no-]fix-cortex-a8 command line options.
1096 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1097 (Target_arm::relocate_stub): Use addend in instruction template.
1098 * options.h (DEFINE_bool): Set the user-set flag.
1099 (General_options): Add --[no-]-fix-cortex options.
1100 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1101 : Update fast look-up map after conversion.
1103 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1105 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1106 in the first pass of do_layout.
1108 2010-01-13 Doug Kwan <dougkwan@google.com>
1110 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1111 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1112 apparent compiler problem of not folding static constant integral
1113 data members of elfcpp::Elf_sizes<32>.
1115 2010-01-13 Doug Kwan <dougkwan@google.com>
1117 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1118 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1119 Arm_relobj::scan_section_for_cortex_a8_erratum,
1120 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1121 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1122 sections to scan for relocation stubs into a new method
1123 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1124 relocation and Cortex-A8 stub scanning.
1125 (Target_arm::do_relax): Force stubs to be after stubbed sections
1126 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1127 the beginning of a new relaxation pass. Update a comment.
1128 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1130 2010-01-12 Ian Lance Taylor <iant@google.com>
1132 * target-reloc.h (visibility_error): New inline function.
1133 (relocate_section): Call visibility_error.
1134 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1135 (MOSTLYCLEANFILES): Likewise.
1136 (protected_4_pic.o, protected_3.err): New targets.
1137 * testsuite/protected_4.cc: New file.
1139 2010-01-12 Doug Kwan <dougkwan@google.com>
1141 * arm.cc (Cortex_a8_reloc): New class.
1142 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1143 and cortex_a8_relocs_info_.
1144 (Target_arm::fix_cortex_a8): New method definition.
1145 (Target_arm::Cortex_a8_relocs_info): New type.
1146 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1147 New data member declarations.
1148 (Target_arm::scan_reloc_for_stub): Record information about
1149 relocations for THUMB branches that might be exempted from the
1150 Cortex-A8 workaround.
1151 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1152 at the beginning of a relaxation pass.
1154 2010-01-12 Doug Kwan <dougkwan@google.com>
1156 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1157 (Arm_relobj::Mapping_symbol_position,
1158 Arm_reloj::Mapping_symbol_position_less,
1159 Arm_relobj::Mapping_symbols_info): New types.
1160 (Target_arm::is_mapping_symbol_name): New method definition.
1161 (Arm_relobj::do_count_local_symbols): Save information about mapping
1164 2010-01-11 Doug Kwan <dougkwan@google.com>
1166 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1167 Arm_relocate_functions::thumb32_branch_upper,
1168 Arm_relocate_functions::thumb32_branch_lower,
1169 Arm_relocate_functions::thumb32_cond_branch_offset,
1170 Arm_relocate_functions::thumb32_cond_branch_upper,
1171 Arm_relocate_functions::thumb32_cond_branch_lower,
1172 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1173 branch offset encoding.
1174 (Arm_relocate_functions::thumb_branch_common): Use new branch
1175 offset encoding methods to avoid code duplication.
1176 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1177 (Stub_addend_reader::operator()): Use new branch encoding method
1178 to avoid code duplication.
1180 2010-01-11 Doug Kwan <dougkwan@google.com>
1182 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1183 (Target_arm::do_finalize_sections): Define special EXIDX section
1184 symbols only if referenced.
1185 * gc.h (Garbage_collection::add_reference): New method.
1186 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1189 2010-01-11 Ian Lance Taylor <iant@google.com>
1191 * script.cc (Version_script_info::build_expression_list_lookup):
1192 Change complaing about duplicate wildcard match from error to
1195 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1197 (Version_script_info::Version_script_info): Initialize globs_,
1198 default_version_, default_is_global_, and exact_. Don't
1199 initialize globals_ or locals_.
1200 (Version_script_info::build_lookup_tables): Build local symbols
1202 (Version_script_info::unquote): New function.
1203 (Version_script_info::add_exact_match): New function.
1204 (Version_script_info::build_expression_list_lookup): Remove lookup
1205 parameter. Add is_global parameter. Change all callers. Handle
1206 wildcard pattern specially. Unquote pattern. Call
1208 (Version_script_info::get_name_to_match): New function.
1209 (Version_script_info::get_symbol_version): New function.
1210 (Version_script_info::get_symbol_version_helper): Remove.
1211 (Version_script_info::check_unmatched_names): Call unquote.
1212 * script.h (class Version_script_info): Change get_symbol_version
1213 to be non-inline and add is_global parameter; change all callers.
1214 Rewrite symbol_is_local. Update declarations. Define struct
1215 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1216 Remove globals_ and locals_ members. Add exact_, globs_,
1217 default_version_, is_global_.
1218 (Version_script_info::Glob): Remove pattern, add expression and
1219 is_global. Update constructor. Change all callers.
1220 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1222 (Versions::symbol_section_contents): If a symbol is undefined, or
1223 defined in a dynamic object, set the version index to
1225 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1227 (Symbol_table::add_from_pluginobj): Likewise.
1228 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1230 2010-01-11 Doug Kwan <dougkwan@google.com>
1232 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1233 (incremental_dump_LDADD): Add linking option for libintl.
1234 * Makefile.in: Regenerate.
1236 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1239 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1241 * testsuite/Makefile.in: Regenerated.
1243 2010-01-10 Doug Kwan <dougkwan@google.com>
1245 * options.h (DEFINE_var): Use parentheses around argument varname__
1246 in macro body to avoid any unintended subsequent substitutions.
1248 2010-01-10 Ian Lance Taylor <iant@google.com>
1250 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1251 candidates before doing symbol resolution.
1253 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1254 ODR candidates if only one is weak.
1256 2010-01-08 Ian Lance Taylor <iant@google.com>
1258 * script.cc (Version_script_info::build_expression_list_lookup):
1259 Don't warn about ambiguous version, just record the ambiguity.
1260 (Version_script_info::get_symbol_version_helper): Give error if
1261 version is ambiguous.
1263 2010-01-08 Doug Kwan <dougkwan@google.com>
1265 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1266 prev_data_size_ and prev_addralign_. Remove initializer for
1267 deleted data member has_been_changed_.
1268 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1269 to determine if the table is empty.
1270 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1272 (Stub_table::add_reloc_stub): Define method in class definition
1273 instead of just declaring it there.
1274 (Stub_table::add_cortex_a8_stub): New method definition.
1275 (Stub_table::update_data_size_and_addralign): Ditto.
1276 (Stub_table::finalize_stubs): Ditto.
1277 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1278 (Stub_table::do_addralign_): Return address alignment in the
1279 (Stub_table::do_reset_address_and_file_offset): Define method in
1280 class definition instead of declaring it there. Set current data
1281 size to be the data size of the previous pass.
1282 (Stub_table::set_final_data_size): Use current data size as the
1284 (Stub_table::relocate_stub): Change parameter type of stub from
1285 Reloc_stub pointer to Stub pointer.
1286 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1287 (Stub_table::Cortex_a8_stub_list): New typedef.
1288 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1289 Stub_table::prev_addralign_): New data member.
1290 (Arm_relobj::Arm_relobj): Initialize data member
1291 section_has_cortex_a8_workaround_.
1292 (Arm_relobj::section_has_cortex_a8_workaround,
1293 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1295 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1297 (Target_arm::relocate_stub): Change parameter type of stub from
1298 Reloc_stub pointer to Stub pointer.
1299 (Insn_template::size, Insn_template::alignment): Handle
1300 THUMB16_SPECIAL_TYPE.
1301 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1302 Stub_table::update_data_size_and_addralign,
1303 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1305 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1306 (Stub_table::do_write): Ditto.
1307 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1309 2010-01-08 Ian Lance Taylor <iant@google.com>
1312 * symtab.h (class Symbol): Remove fields is_target_special_ and
1313 has_plt_offset_. Add field is_defined_in_discarded_section_.
1314 (Symbol::is_defined_in_discarded_section): New function.
1315 (Symbol::set_is_defined_in_discarded_section): New function.
1316 (Symbol::has_plt_offset): Rewrite.
1317 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1318 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1319 Don't initialize is_target_special_ or has_plt_offset_.
1320 Initialize is_defined_in_discarded_section_.
1321 (Symbol_table::add_from_relobj): If appropriate, set
1322 is_defined_in_discarded_section.
1323 * resolve.cc (Symbol::override_base_with_special): Don't test
1324 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1325 * target-reloc.h (relocate_section): Do special handling for
1326 symbols defined in discarded sections for global symbols as well
1329 2010-01-08 Ian Lance Taylor <iant@google.com>
1331 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1332 the SHT_SYMTAB case.
1334 2010-01-08 Ian Lance Taylor <iant@google.com>
1336 * object.cc (Sized_relobj::do_layout): Don't get confused if
1337 layout_eh_frame returns NULL.
1339 2010-01-08 Ian Lance Taylor <iant@google.com>
1342 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1343 dynamic symbol table, use the normal symbol table.
1344 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1347 2010-01-08 Ian Lance Taylor <iant@google.com>
1350 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1353 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1355 * version.cc (print_version): Change to "Copyright 2010".
1357 2010-01-08 Ian Lance Taylor <iant@google.com>
1361 * i386.cc (class Target_i386): Change return type of plt_section
1363 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1364 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1365 tls_desc_rel_ field.
1366 (Output_data_plt_i386::rel_tls_desc): New function.
1367 (Target_i386::rel_tls_desc_section): New function.
1368 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1369 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1370 R_386_TLS_DESC reloc in rel_tls_desc_section.
1371 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1372 Define struct Tlsdesc_info.
1373 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1374 (Target_x86_64::do_reloc_symbol_index): New function.
1375 (Target_x86_64::add_tlsdesc_info): New function.
1376 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1377 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1379 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1381 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1382 (Target_x86_64::rela_tlsdesc_section): New function.
1383 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1385 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1386 (Target_x86_64::do_reloc_addend): New function.
1387 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1388 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1389 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1390 (Output_reloc::type): New function.
1391 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1392 (Output_reloc::is_target_specific): New function.
1393 (Output_reloc::target_arg): New function.
1394 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1395 absolute relocs and target specific relocs.
1396 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1397 add_target_specific.
1398 (class Output_data_reloc) [SHT_RELA]: Likewise.
1399 * output.cc (Output_reloc::Output_reloc): Add four new versions
1400 for absolute relocs and target specific relocs.
1401 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1402 (Output_reloc::get_symbol_index): Likewise.
1403 (Output_reloc::local_section_offset): Check that local_sym_index_
1404 is not TARGET_CODE or 0.
1405 (Output_reloc::symbol_value): Likewise.
1406 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1408 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1409 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1411 * layout.cc (add_target_dynamic_tags): Use output section for
1412 DT_PLTRELSZ and DT_JMPREL.
1414 2010-01-07 Ian Lance Taylor <iant@google.com>
1417 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1419 (class Output_data_reloc_generic): Define.
1420 (class Output_data_reloc_base): Change base class to
1421 Output_data_reloc_generic. Change add() method to call
1422 bump_relative_reloc_count for a relative reloc. Remove
1424 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1426 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1427 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1429 * layout.h (class Layout): Update declaration.
1431 2010-01-07 Ian Lance Taylor <iant@google.com>
1433 * output.h (class Output_data): Add const version of
1434 output_section and do_output_section.
1435 (class Output_section_data): Add const version of
1437 (class Output_section): Likewise.
1438 * layout.cc (Layout::add_target_dynamic_tags): New function.
1439 * layout.h (class Layout): Update declarations.
1440 * arm.cc (Target_arm::do_finalize_sections): Use
1441 add_target_dynamic_tags.
1442 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1443 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1444 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1445 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1447 2010-01-07 Ian Lance Taylor <iant@google.com>
1450 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1453 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1454 Ian Lance Taylor <iant@google.com>
1457 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1458 Xindex::read_symtab_xindex.
1460 2010-01-07 Doug Kwan <dougkwan@google.com>
1462 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1463 (Insn_template::thumb16_bcond_insn): New method declaration.
1464 (Insn_template): Fix spelling.
1465 (Stub::thumb16_special): New method declaration.
1466 (Stub::do_write): Define virtual method which was previously pure
1468 (Stub::do_thumb16_special): New method declaration.
1469 (Stub::do_fixed_endian_write): New template member.
1470 (Reloc_stub::do_write): Remove.
1471 (Reloc_stub::do_fixed_endian_write): Remove.
1472 (Cortex_a8_stub): New class definition.
1473 (Stub_factory::make_cortex_a8_stub): New method definition.
1474 (Stub_factory::Stub_factory): Add missing static storage class
1475 qualifier for elf32_arm_stub_a8_veneer_blx.
1477 2010-01-07 Ian Lance Taylor <iant@google.com>
1480 * options.h (class General_options): Add --warn-unresolved-symbols
1481 and --error-unresolved-symbols.
1482 * errors.cc (Errors::undefined_symbol): Implement
1483 --warn-unresolved-symbols.
1485 * options.h (class General_options): Add -z text and -z textoff.
1486 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1488 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1490 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1491 (Garbage_collection::cident_sections): New function.
1492 (Garbage_collection::add_cident_section): New function.
1493 (Garbage_collection::cident_sections_): New member.
1494 (gc_process_relocs): Add references to sections whose names are C
1496 * gold.h (cident_section_start_prefix): New constant.
1497 (cident_section_stop_prefix): New constant.
1498 (is_cident): New function.
1499 * layout.cc (Layout::define_section_symbols): Replace string constants
1500 with the newly defined constants.
1501 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1503 * testsuite/Makefile.am: Add gc_orphan_section_test.
1504 * testsuite/Makefile.in: Regenerate.
1505 * testsuite/gc_orphan_section_test.cc: New file.
1506 * testsuite/gc_orphan_section_test.sh: New file.
1508 2010-01-06 Ian Lance Taylor <iant@google.com>
1511 * options.h (class General_options): Add --warn-shared-textrel.
1512 * layout.cc (Layout::finish_dynamic_section): Implement
1513 --warn-shared-textrel.
1516 * options.h (class General_options): Add --warn-multiple-gp.
1518 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1520 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1521 $(THREADSLIB) and $(LIBDL).
1522 * Makefile.in: Rebuild.
1524 2010-01-06 Ian Lance Taylor <iant@google.com>
1527 * options.cc (General_options::parse_section_start): New function.
1528 (General_options::section_start): New function.
1529 (General_options::General_options): Initialize all members.
1530 * options.h: Include <map>
1531 (class General_options): Add --section-start. Add section_starts_
1533 * layout.cc (Layout::attach_allocated_section_to_segment): If
1534 --section-start was used, set the address of the segment. Remove
1535 local sort_sections.
1536 (Layout::relaxation_loop_body): If the address of the load segment
1537 has been set by --section-start, don't use it.
1538 * output.h (Output_segment::update_flags_for_output_section): New
1540 * output.cc (Output_segment::add_output_section): Call
1541 update_flags_for_output_section.
1543 2010-01-05 Ian Lance Taylor <iant@google.com>
1546 * options.h (class General_options): Add --undefined-version.
1547 * script.cc (struct Version_expression): Add was_matched_by_symbol
1549 (Version_script_info::matched_symbol): New function.
1550 (Version_script_info::get_symbol_version_helper): Call
1552 (Version_script_info::check_unmatched_names): New function.
1553 * script.h (class Version_script_info): Update declarations.
1554 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1556 * options.h (class General_options): Use DEFINE_bool_alias for
1557 allow_multiple_definition.
1558 * resolve.cc (Symbol_table::should_override): Don't test
1559 allow_multiple_definition.
1562 * options.h (class General_options): Add --cref.
1563 * main.cc (main): Print cref table if --cref. Don't close mapfile
1564 until after printing cref table.
1565 * cref.cc: Include "symtab.h".
1566 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1567 (Cref_table_compare::operator()): New function.
1568 (Cref_inputs::gather_cref): New function.
1569 (filecol): New static const.
1570 (Cref_inputs::print_cref): New function.
1571 (Cref::print_cref): New function.
1572 * cref.h: Include <cstdio>.
1573 (class Cref): Update declarations.
1574 * mapfile.h (Mapfile::file): New function.
1575 * object.h (class Object): Define Symbols. Declare virtual
1576 do_get_global_symbols.
1577 (Object::get_global_symbols): New function.
1578 * object.cc (Input_objects::add_object): Pass object to cref_ if
1580 (Input_objects::archive_start): Likewise.
1581 (Input_objects::archive_stop): Likewise.
1582 (Input_objects::print_cref): New function.
1583 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1584 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1586 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1588 * plugin.h (class Sized_pluginobj): Update declarations.
1590 2010-01-05 Ian Lance Taylor <iant@google.com>
1592 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1593 to is_default_version. Rename insdef to insdefault.
1594 (Symbol_table::add_from_relobj): Rename def to is_default_version
1595 and local to is_forced_local.
1596 (Symbol_table::add_from_pluginobj): Likewise.
1597 (Symbol_table::add_from_dynobj): Likewise.
1598 (Symbol_table::define_special_symbol): Rename insdef to
1601 2010-01-04 Ian Lance Taylor <iant@google.com>
1604 * options.h (class General_options): Add
1605 --allow-multiple-definition and -z muldefs.
1606 * resolve.cc (Symbol_table::should_override): Don't warn about a
1607 multiple symbol definition if --allow-multiple-definition or -z
1611 * options.h (class General_options): Add --add-needed and
1612 --copy-dt-needed-entries. Tweak --as-needed help entry.
1613 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1614 error if --copy-dt-needed-entries aka --add-needed is used and
1615 would cause a change in behaviour.
1618 * options.h (class General_options): Add -G as a short version of
1619 --shared. Add no-op options -assert, -g, and -i.
1621 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1623 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1624 check for .text or .gnu.linkonce.t sections.
1625 * icf.cc (Icf::find_identical_sections): Ditto.
1626 Change the detection for mangled function name within the section
1628 * icf.h (is_section_foldable_candidate): New function.
1630 2009-12-30 Ian Lance Taylor <iant@google.com>
1633 * options.h (class General_options): Permit two dashes with
1634 --retain-symbols-file.
1636 2009-12-30 Ian Lance Taylor <iant@google.com>
1639 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1640 don't put the file header and segment headers in the text
1644 * common.cc (Sort_commons::operator()): Stabilize sort when both
1646 (Symbol_table::do_allocate_commons_list): When allocating common
1647 symbols, skip a symbol which is no longer common.
1648 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1649 an object before checking its type.
1650 * testsuite/common_test_2.c: New file.
1651 * testsuite/common_test_3.c: New file.
1652 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1653 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1654 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1655 (common_test_2_pic.o, common_test_2.so): New targets.
1656 (common_test_3_pic.o, common_test_3.so): New targets.
1657 * testsuite/Makefile.in: Rebuild.
1660 * script.cc (read_input_script): If we see a new SECTIONS clause,
1661 and we have added an input section, give an error.
1662 * layout.h (class Layout): Add have_added_input_section function.
1663 Add have_added_input_section_ field.
1664 * layout.cc (Layout::Layout): Initialize
1665 have_added_input_section_.
1666 (Layout::layout): Set have_added_input_section_.
1667 (Layout::layout_eh_frame): Likewise.
1669 2009-12-30 Ian Lance Taylor <iant@google.com>
1672 * options.h (class General_options): Add --sort-common option.
1673 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1674 * common.cc (Sort_common): Add sort_order parameter to
1675 constructor. Add sort_order_ field.
1676 (Sort_commons::operator): Check sort_order_.
1677 (Symbol_table::allocate_commons): Determine the sort order.
1678 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1680 (Symbol_table::do_allocate_commons_list): Likewise.
1682 2009-12-30 Ian Lance Taylor <iant@google.com>
1685 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1686 symbols from this object, don't change the visibility of an
1688 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1690 2009-12-30 Ian Lance Taylor <iant@google.com>
1693 * script.h (class Version_script_info): Define Language enum.
1694 Update declarations. Define Glob, Exact, and Lookup types. Add
1695 new fields globals_, locals_, and is_finalized_.
1696 * script.cc: Various formatting fixes.
1697 (class Parser_closure): Change language_stack_ from a vector of
1698 std::string to one of Version_script_info::Language. Adjust all
1700 (class Lazy_demangler): Remove.
1701 (struct Version_expression): Change language from std::string to
1702 Version_script_info::Language.
1703 (Version_script_info::Version_script_info): New function.
1704 (Version_script_info::~Version_script_info): Don't call clear.
1705 (Version_script_info::finalize): New function.
1706 (Version_script_info::build_lookup_tables): New function.
1707 (Version_script_info::build_expression_list_lookup): New
1709 (Version_script_info::get_symbol_version_helper): Rewrite to use
1711 (Version_script_info::print_expression_list): Adjust to use
1712 Version_script_info::Language.
1713 (script_push_lex_into_version_mode): Check that the version script
1714 has not been finalized.
1715 (version_script_push_lang): Change language string to
1716 Version_script_info::Language.
1717 * options.cc (Command_line::version_script): New function.
1718 * options.h (class General_options): Add finalize_dynamic_list
1719 function. Change version_script from declaration to definition.
1720 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1721 * testsuite/version_script.map: Remove duplicate def of foo.
1722 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1724 * testsuite/Makefile.in: Rebuild.
1726 2009-12-30 Ian Lance Taylor <iant@google.com>
1729 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1730 if the input symbol index is 0, make the output symbol index 0.
1732 2009-12-30 Ian Lance Taylor <iant@google.com>
1735 * options.h (class General_options): Add -x/--discard-all.
1736 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1737 --discard-all. If the local symbol needs a dynamic entry, check
1738 that before handling --discard-locals.
1740 2009-12-30 Ian Lance Taylor <iant@google.com>
1743 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1745 (Output_segment::add_output_section): Don't change the flags if
1749 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1750 GNU hash table if they need a dynamic value. Otherwise, don't add
1751 them if they are defined in a dynamic object or are forced local.
1753 2009-12-29 Ian Lance Taylor <iant@google.com>
1756 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1757 .gnu.hash table for a 32-bit target.
1760 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1761 regular and a dynamic object only needs a dynamic symbol table
1762 entry if it is externally visible.
1765 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1766 constructor. Add global_offset_table_ field.
1767 (Target_i386::got_section): Set global_offset_table_.
1768 (Target_i386::do_finalize_sections): Set global_offset_table_
1770 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1771 in constructor. Add global_offset_table_ field.
1772 (Target_x86_64::got_section): Set global_offset_table_.
1773 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1776 * layout.cc (Layout::Layout): Initialize increase_relro_.
1777 (Layout::get_output_section): Add is_relro, is_last_relro, and
1778 is_first_non_relro parameters. Change all callers.
1779 (Layout::choose_output_section): Likewise.
1780 (Layout::add_output_section_data): Likewise.
1781 (Layout::make_output_section): Likewise.
1782 (Layout::set_segment_offsets): Clear increase_relro when using a
1784 * layout.h (class Layout): Add increase_relro method. Add
1785 increase_relro_ field. Update declarations.
1786 * output.cc (Output_section::Output_section): Initialize
1787 is_last_relro_ and is_first_non_relro_.
1788 (Output_segment::add_output_section): Group relro sections is
1789 do_sort is true. Handle is_last_relro and is_first_non_relro.
1790 (Output_segment::maximum_alignment): Remove relro handling.
1791 (Output_segment::set_section_addresses): Add increase_relro
1792 parameter. Change all callers. Add initial alignment to align
1793 relro sections on separate page. Remove old relro handling.
1794 (Output_segment::set_section_list_addresses): Remove in_relro
1795 parameter. Change all callers.
1796 (Output_segment::set_offset): Add increase parameter. Change all
1797 callers. Remove old relro handling.
1798 * output.h (class Output_section): Add new methods: is_last_relro,
1799 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1800 Add is_last_relro_ and is_first_non_relro_ fields.
1801 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1802 Create separate .got.plt section. Call increase_relro.
1803 * x86_64.cc (Target_x86_64::got_section): Likewise.
1804 * testsuite/relro_script_test.t: Add .got.plt.
1807 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1808 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1809 (Layout::finalize): Call set_dynamic_symbol_size.
1810 (Layout::set_dynamic_symbol_size): New function.
1811 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1812 set_dynamic_symbol_size.
1815 * output.h (class Output_section): Add is_entsize_zero_ field.
1816 * output.cc (Output_section::Output_section): Initialize
1818 (Output_section::set_entsize): If two different entsizes are
1819 requested, force it to zero.
1820 (Output_section::add_input_section): Set flags for .debug_str
1821 before updating section flags. Set entsize.
1822 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1823 and SHF_STRING if all input sections have those flags.
1825 2009-12-29 Rafael Espindola <espindola@google.com>
1827 * main.cc (main): Fix the sys time reporting.
1828 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1831 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1833 * options.cc (General_options::parse_version): Allow -v to exit
1834 without an error if there is nothing to link.
1836 2009-12-29 Ian Lance Taylor <iant@google.com>
1838 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1839 using a version of gcc before 4.1.
1840 * configure: Rebuild.
1842 2009-12-28 Chris Demetriou <cgd@google.com>
1844 * attributes.cc (Output_attributes_section_data::do_write): Use
1845 std::vector::front rather than std::vector::data.
1847 2009-12-28 Ian Lance Taylor <iant@google.com>
1849 * symtab.h (class Symbol_table): Add enum Defined.
1850 * resolve.cc (Symbol_table::should_override): Add defined
1851 parameter. Change all callers. Test whether object is NULL
1852 before calling a method on it.
1853 (Symbol_table::report_resolve_problem): Add defined parameter.
1855 (Symbol_table::should_override_with_special): Likewise.
1856 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1857 parameter. Change all callers.
1858 (Symbol_table::do_define_in_output_data): Likewise.
1859 (Symbol_table::define_in_output_segment): Likewise.
1860 (Symbol_table::do_define_in_output_segment): Likewise.
1861 (Symbol_table::define_as_constant): Likewise.
1862 (Symbol_table::do_define_as_constant): Likewise.
1863 * script.h (class Symbol_assignment): Add is_defsym parameter to
1864 constructor; change all callers.
1865 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1866 parameter. Change all callers. Add is_defsym_ field.
1867 (class Parser_closure): Add parsing_defsym parameter to
1868 constructor; change all callers. Add parsing_defsym accessor
1869 function. Add parsing_defsym_ field.
1871 2009-12-28 Ian Lance Taylor <iant@google.com>
1873 * gold.cc (queue_middle_tasks): Fix formatting.
1874 * object.cc (Relobj::is_section_name_included): Likewise.
1876 2009-12-23 Ian Lance Taylor <iant@google.com>
1878 * i386.cc (Target_i386::do_calls_non_split): Recognize
1879 -fsplit-stack prologue for a function with a static chain.
1880 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1881 -fsplit-stack prologue when using %r11.
1883 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1885 * options.cc (General_options::parse_version): Make -v continue and do
1886 the link like GNU ld does.
1888 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1890 * Makefile.am (CCFILES): Add timer.cc.
1891 (HFILES): Add timer.h.
1892 * configure.ac: Check for sysconf and times.
1893 * main.cc: include timer.h.
1894 (main): Use Timer instead of get_run_time.
1897 * workqueue.cc: include timer.h.
1898 (Workqueue::find_and_run_task):
1899 Report user, sys and wall time.
1900 * Makefile.in: Regenerate.
1901 * config.in: Regenerate.
1902 * configure: Regenerate.
1904 2009-12-16 Doug Kwan <dougkwan@google.com>
1906 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1908 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1909 relaxed input sections.
1910 * output.cc (Output_section::find_relaxed_input_section): Change
1911 return type to Output_relaxed_input_section pointer. Adjust code
1912 for new type of relaxed_input_section_map_.
1913 * output.h (Output_section::find_relaxed_input_section): Change
1914 return type to Output_relaxed_input_section pointer.
1915 (Output_section::Output_relaxed_input_section_by_input_section_map):
1917 (Output_section::relaxed_input_section_map_): Change type to
1918 Output_section::Output_relaxed_input_section_by_input_section_map.
1919 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1922 2009-12-15 Ian Lance Taylor <iant@google.com>
1924 * layout.cc (Layout::create_shstrtab): Only write out after input
1925 sections if we are compressing debug sections.
1927 2009-12-15 Ian Lance Taylor <iant@google.com>
1929 * archive.cc (Archive::add_symbols): Only look up a symbol without
1930 a version if there is, in fact, a version.
1932 2009-12-14 Ian Lance Taylor <iant@google.com>
1934 Revert -Wshadow changes, all changes from:
1935 2009-12-11 Doug Kwan <dougkwan@google.com>
1936 2009-12-11 Nick Clifton <nickc@redhat.com>
1937 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1939 2009-12-11 Doug Kwan <dougkwan@google.com>
1941 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1943 * attributes.cc (Object_attribute::size): Ditto.
1944 (Attributes_section_data::size): Ditto.
1945 (Attributes_section_data::Attributes_section_data): Ditto.
1946 (Output_attributes_section_data::do_write): Ditto.
1947 * attributes.h (Object_attribute::set_type): Ditto.
1948 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1950 2009-12-11 Nick Clifton <nickc@redhat.com>
1952 * archive.cc: Fix shadowed variable warnings.
1954 * compressed_output.cc: Likewise.
1955 * compressed_output.h: Likewise.
1956 * configure: Likewise.
1957 * dwarf_reader.cc: Likewise.
1958 * dynobj.cc: Likewise.
1959 * dynobj.h: Likewise.
1960 * ehframe.cc: Likewise.
1961 * ehframe.h: Likewise.
1962 * errors.cc: Likewise.
1963 * expression.cc: Likewise.
1964 * fileread.cc: Likewise.
1965 * fileread.h: Likewise.
1966 * freebsd.h: Likewise.
1967 * i386.cc: Likewise.
1969 * incremental.h: Likewise.
1970 * layout.cc: Likewise.
1971 * layout.h: Likewise.
1972 * mapfile.cc: Likewise.
1973 * merge.cc: Likewise.
1974 * merge.h: Likewise.
1975 * object.cc: Likewise.
1976 * object.h: Likewise.
1977 * options.h: Likewise.
1978 * output.cc: Likewise.
1979 * output.h: Likewise.
1980 * parameters.cc: Likewise.
1981 * plugin.cc: Likewise.
1982 * powerpc.cc: Likewise.
1983 * reduced_debug_output.cc: Likewise.
1984 * reduced_debug_output.h: Likewise.
1985 * reloc.cc: Likewise.
1986 * reloc.h: Likewise.
1987 * resolve.cc: Likewise.
1988 * script-sections.cc: Likewise.
1989 * script.cc: Likewise.
1990 * script.h: Likewise.
1991 * sparc.cc: Likewise.
1992 * symtab.cc: Likewise.
1993 * symtab.h: Likewise.
1994 * target-select.cc: Likewise.
1995 * target-select.h: Likewise.
1996 * token.h: Likewise.
1997 * workqueue.cc: Likewise.
1998 * workqueue.h: Likewise.
1999 * x86_64.cc: Likewise.
2001 2009-12-10 Doug Kwan <dougkwan@google.com>
2003 * arm.cc (attributes.h): New include.
2004 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2005 (Arm_relobj::~Arm_relobj): Delete object pointed by
2006 attributes_section_data_.
2007 (Arm_relobj::attributes_section_data): New method definition.
2008 (Arm_relobj::attributes_section_data_): New data member declaration.
2009 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2010 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2011 attributes_section_data_.
2012 (Arm_dynobj::attributes_section_data): New method definition.
2013 (Arm_dynobj::attributes_section_data_): New data member declaration.
2014 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2015 initialization value of may_use_blx_ to false.
2016 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2017 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2018 object attributes to compute results instead of hard-coding.
2019 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2020 Target_arm::get_secondary_compatible_arch,
2021 Target_arm::set_secondary_compatible_arch
2022 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2023 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2024 New method declarations.
2025 (Target_arm::get_aeabi_object_attribute): New method definition.
2026 (Target_arm::attributes_section_data_): New data member declaration.
2027 (read_arm_attributes_section): New template definition.
2028 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2029 (Arm_dynobj::do_read_symbols): Ditto.
2030 (Target_arm::do_finalize_sections): Merge attributes sections from
2031 input. Check for BLX use after attributes section merging.
2032 Fix __exidx_start and __exidx_end visibility. Create an
2033 .ARM.attributes section if necessary.
2034 (Target_arm::get_secondary_compatible_arch,
2035 Target_arm::set_secondary_compatible_arch,
2036 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2037 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2038 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2039 New method definitions.
2041 2009-12-09 Ian Lance Taylor <iant@google.com>
2043 * plugin.cc (Plugin::load): Don't cast from void* to a function
2046 2009-12-09 Ian Lance Taylor <iant@google.com>
2048 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2051 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2053 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2054 Replace two_file_shared_1.so with two_file_shared_2.so.
2055 * testsuite/Makefile.in: Regenerated.
2057 2009-12-08 Doug Kwan <dougkwan@google.com>
2059 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2060 (HFILES): Add attributes.h and int_encoding.h.
2061 * Makefile.in: Regenerate.
2062 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2063 function definitions to int_encoding.cc
2064 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2065 prototypes to int_encoding.h
2066 * reduced_debug_output.cc (int_encoding.h): New include.
2067 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2068 function definitions to int_encoding.cc
2069 (insert_into_vector, read_from_pointer): Move template definitions to
2071 * attributes.cc: New file.
2072 * attributes.h: New file.
2073 * int_encoding.cc: New file.
2074 * int_encoding.h: New file.
2076 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2079 * incremental-dump.cc (dump_incremental_inputs): New.
2080 (main): Use dump_incremental_inputs.
2082 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2085 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2086 checking elfcpp::STT_FUNC.
2087 (Target_i386::Relocate::relocate): Likewise.
2088 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2090 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2091 symbols from shared libraries into normal FUNC symbols.
2093 * symtab.h (Symbol): Add is_func and use it.
2095 2009-12-05 Doug Kwan <dougkwan@google.com>
2097 * arm.cc (Target_arm::arm_info): Initialize new fields
2098 attributes_section and attributes_vendor.
2099 * i386.cc (Target_i386::i386_info): Same.
2100 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2101 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2102 fields attributes_section and attributes_vendor.
2103 * sparc.cc (Target_sparc::sparc_info): Same.
2104 * target.h (Target::attributes_section, Target::attributes_vendor,
2105 Target::is_attributes_section, Target::attribute_arg_type,
2106 Target::attributes_order): New method definitions.
2107 (Target::Target_info::attributes_section,
2108 Target::Target_info::attributes_vendor): New fields.
2109 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2110 virtual method definitions.
2111 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2112 attributes_section and attributes_vendor.
2113 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2115 2009-12-05 Doug Kwan <dougkwan@google.com>
2117 * arm.cc: Update comments about interworking and stub generation.
2118 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2119 considered as non-PIC.
2120 (Arm_relocate_functions::base_abs): Fix formatting.
2121 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2122 of function to use GOT entry address instead of offset.
2123 (Target_arm::Scan::global): Issue an error if a symbol would need a
2124 PLT does not get one because it is untyped. Remove code to create
2125 dynamic symbols for relative branches.
2126 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2127 takes unsigned integer instead of boolean.
2129 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2131 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2132 (two_file_test_LDADD): Likewise.
2133 (common_test_1_LDADD): Likewise.
2134 (exception_test_LDADD) Likewise.
2135 (weak_test_LDADD): Likewise.
2136 (many_sections_test_LDADD): Likewise.
2137 (initpri1_LDADD): Likewise.
2138 (script_test_1_LDADD): Likewise.
2139 (script_test_2_LDADD): Likewise.
2140 (justsyms_LDADD): Likewise.
2141 (binary_test_LDADD): Likewise.
2142 (large_LDADD): Likewise.
2143 * testsuite/Makefile.in: Regenerated.
2145 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2147 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2148 (Symbol_table::override_with_special): Likewise.
2149 (Symbol_table::add_from_object): Likewise.
2151 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2153 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2154 Don't set the data_offset twice.
2156 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2158 * testsuite/Makefile.in: Regenerate.
2160 2009-12-03 Doug Kwan <dougkwan@google.com>
2162 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2163 (Target_arm::do_finalize_sections): Add parameter for symbol table
2164 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2165 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2166 parameter for symbol table pointer.
2167 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2168 an additional parameter for a pointer to symbol table.
2169 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2170 parameter for a symbol table pointer.
2171 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2172 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2174 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2175 parameter for a symbol table pointer.
2177 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2179 * incremental.cc (Incremental_inputs_header)
2180 (Incremental_inputs_header_write, Incremental_inputs_entry)
2181 (Incremental_inputs_entry_write): Move ...
2182 * incremental.h (Incremental_inputs_header)
2183 (Incremental_inputs_header_write, Incremental_inputs_entry)
2184 (Incremental_inputs_entry_write): here.
2186 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2188 * incremental.cc (make_sized_incremental_binary): Set the target.
2189 Error if it is incompatible.
2190 * output.h (Output_file): Add filename method.
2192 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2194 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2195 from the get_* methods.
2197 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2199 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2200 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2201 Write 0 for the data_offset of scripts.
2203 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2205 * testsuite/Makefile.am: Add the incremental_test.sh test.
2206 * testsuite/incremental_test.sh: New.
2207 * testsuite/incremental_test_1.c: New.
2208 * testsuite/incremental_test_2.c: New.
2210 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2212 * incremental-dump.cc (main): Fix typos.
2214 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2217 * incremental-dump.cc (main): Use llu to print 64 bit values.
2219 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2220 H.J. Lu <hongjiu.lu@intel.com>
2222 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2224 (incremental_dump_LDADD): Likewise.
2225 * Makefile.in: Regenerated.
2227 2009-11-25 Doug Kwan <dougkwan@google.com>
2231 2009-11-25 Doug Kwan <dougkwan@google.com>
2233 * arm.cc (Target_arm::Target_arm): Move method definition
2234 outside of class definition. Add code to handle
2235 --target1-rel, --target1-abs and --target2= options.
2236 (Target_arm::get_reloc_reloc_type): Change method to be
2237 non-static and const.
2238 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2239 New data member declaration.
2240 (Target_arm::Scan::local, Target_arm::Scan::global,
2241 Target_arm::Relocate::relocate,
2242 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2243 Adjust call to Target_arm::get_real_reloc_type.
2244 (Target_arm::get_real_reloc_type): Use command line options
2245 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2246 * options.h (--target1-rel, --target1-abs, --target2): New
2249 2009-11-25 Doug Kwan <dougkwan@google.com>
2251 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2252 class definition. Add code to handle --target1-rel, --target1-abs
2253 and --target2= options.
2254 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2256 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2258 (Target_arm::Scan::local, Target_arm::Scan::global,
2259 Target_arm::Relocate::relocate,
2260 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2261 call to Target_arm::get_real_reloc_type.
2262 (Target_arm::get_real_reloc_type): Use command line options to
2263 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2264 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2267 2009-11-25 Doug Kwan <dougkwan@google.com>
2269 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2270 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2271 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2273 (Arm_relocate_functions::thm_call): Replace body with a call to
2274 Arm_relocate_functions::thumb_branch_common.
2275 (Arm_relocate_functions::thm_jump24,
2276 Arm_relocate_functions::thm_xpc22): New method definitions.
2277 (Arm_relocate_functions::thumb_branch_common): New method definition.
2278 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2280 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2281 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2283 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2285 * Makefile.am: Build incremental-dump
2286 * Makefile.in: Regenerate.
2287 * incremental-dump.cc: New.
2288 * incremental.cc (Incremental_inputs_header_data,
2289 Incremental_inputs_entry_data): Move to incremental.h
2290 * incremental.h: (Incremental_inputs_header_data,
2291 Incremental_inputs_entry_data): Move from incremental.cc
2293 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2295 * incremental.cc (Incremental_inputs_header,
2296 Incremental_inputs_header_write, Incremental_inputs_entry,
2297 Incremental_inputs_entry_write): Add a typedef with the data type.
2299 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2301 * incremental.cc (Incremental_inputs_header,
2302 Incremental_inputs_header_write, Incremental_inputs_entry,
2303 Incremental_inputs_entry_write): Update comment about which
2304 type has the filed descriptions.
2306 2009-11-15 Doug Kwan <dougkwan@google.com>
2308 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2309 (Arm_relocate_functions::arm_branch_common): Change method defintion
2310 in class definition to a method declaration and update list of formal
2312 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2313 Arm_relocation_functions::jump24): Adjust call to
2314 Arm_relocate_functions::arm_branch_common. Update list of formal
2316 (Arm_relocate_functions::xpc25): New method definition.
2317 (Arm_relocate_functions::arm_branch_common): Move method defintion
2318 out from class definition. Use stubs for mode-switching and extending
2320 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2321 specially. Change code to enable use of stubs in ARM branches.
2323 2009-11-10 Doug Kwan <dougkwan@google.com>
2325 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2326 in method declaration.
2327 (Target_arm::relocate_stub): New method declaration.
2328 (Target_arm::default_target): Change to return a pointer instead of
2330 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2331 Target_arm::default_target.
2332 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2334 (Target_arm::relocate_section): Adjust view.
2335 (Target_arm::relocate_stub): New method definition.
2337 2009-11-10 Doug Kwan <dougkwan@google.com>
2339 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2341 * incremental.cc (open_incremental_binary): Initialized local
2342 variables to avoid warnings.
2343 * object.cc (make_elf_object): Ditto.
2344 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2347 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2350 * testsuite/plugin_test.c: Include "config.h".
2352 2009-11-09 Doug Kwan <dougkwan@google.com>
2354 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2355 (arm_symbol_value): Remove.
2356 (Arm_relocate_functions::arm_branch_common,
2357 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2358 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2359 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2360 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2361 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2362 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2363 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2364 Arm_relocate_functions::thm_mobw_abs_nc,
2365 Arm_relocate_functions::thm_mov_abs,
2366 Arm_relocate_functions::movw_prel_nc,
2367 Arm_relocate_functions::thm_movt_abs,
2368 Arm_relocate_functions::movt_prel,
2369 Arm_relocate_functions::thm_movw_prel_nc,
2370 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2371 (Target_arm::Relocate::relocate): Only decompose address into two
2372 parts if relocation type uses the thumb-bit and pass the actual
2373 bit instead of a flag indicating that the thumb-bit is used. Adjust
2374 calls to methods in Arm_relocate_functions for this change.
2376 2009-11-08 Ian Lance Taylor <iant@google.com>
2379 * reloc.cc: Instantiate
2380 Sized_relobj::initialize_input_to_output_maps and
2381 Sized_relobj:free_input_to_output_maps.
2383 2009-11-06 Ian Lance Taylor <iant@google.com>
2386 * defstd.cc (in_segment): Set only_if_ref true for "end".
2388 2009-11-06 Doug Kwan <dougkwan@google.com>
2390 * arm.cc (class Reloc_stub): Correct a comment.
2391 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2392 (Target_arm::scan_section_for_stubs): New method declaration.
2393 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2394 Change methods from private to protected.
2395 (Target_arm::do_may_relax): New method definition.
2396 (Target_arm::do_relax, Target_arm::group_sections,
2397 Target_arm::scan_reloc_for_stub,
2398 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2399 (Target_arm::arm_input_section_map_): New data member declaration.
2400 (Target_arm::scan_reloc_for_stub,
2401 Target_arm::scan_reloc_section_for_stubs,
2402 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2403 Target_arm::do_relax): New method definitions.
2405 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2407 * configure.ac: Check for (struct stat)::st_mtim
2408 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2409 * config.in: Regenerate.
2410 * configure: Regenerate.
2412 2009-11-05 Ian Lance Taylor <iant@google.com>
2415 * output.cc (Output_segment::add_output_section): Add missing
2418 2009-11-04 Ian Lance Taylor <iant@google.com>
2421 * object.h (class Object): Add is_needed and set_is_needed
2422 methods. Add is_needed_ field. Make bool fields into bitfields.
2423 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2424 defined in a dynamic object and referenced by a regular object,
2425 set is_needed for the dynamic object.
2426 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2427 if the file is marked with as_needed and it is not needed.
2429 2009-11-04 Ian Lance Taylor <iant@google.com>
2432 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2433 tags if data is discarded by linker script.
2434 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2435 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2436 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2437 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2439 2009-11-04 Ian Lance Taylor <iant@google.com>
2441 * layout.cc (Layout::get_output_section): Add is_interp and
2442 is_dynamic_linker_section parameters. Change all callers.
2443 (Layout::choose_output_section): Likewise.
2444 (Layout::make_output_section): Likewise.
2445 (Layout::add_output_section_data): Add is_dynamic_linker_section
2446 parameter. Change all callers.
2447 * layout.h (class Layout): Update declarations.
2448 * output.h (class Output_section): Add is_interp, set_is_interp,
2449 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2450 Add is_interp_, is_dynamic_linker_section_ fields. Change
2451 generate_code_fills_at_write_ to a bitfield.
2452 * output.cc (Output_section::Output_sections): Initialize new
2454 (Output_segment::add_output_section): Add do_sort parameter.
2457 2009-11-03 Ian Lance Taylor <iant@google.com>
2460 * options.h (class General_options): Add --warn-common.
2461 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2462 merging two common symbols.
2463 (Symbol_table::should_override): Handle --warn-common when merging
2464 a common symbol with a defined symbol. Use report_resolve_problem
2465 for multiple definitions.
2466 (Symbol_table::report_resolve_problem): New function.
2467 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2469 2009-11-03 Doug Kwan <dougkwan@google.com>
2471 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2473 (Target_arm::stub_factory): New method definition.
2474 (Target_arm::new_arm_input_section,
2475 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2476 Target_arm::reloc_uses_thumb_bit): New method declarations.
2477 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2478 New type definitions.
2479 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2480 member declarations.
2481 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2482 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2483 New method definitions.
2485 2009-11-03 Ian Lance Taylor <iant@google.com>
2487 * options.h (class General_options): Add --warn_constructors.
2489 2009-11-03 Ian Lance Taylor <iant@google.com>
2492 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2493 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2495 2009-11-03 Ian Lance Taylor <iant@google.com>
2498 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2499 --msgid-bugs-address.
2500 (install-pdf): New target.
2501 (install-data_yes): Look up one directory to find mkinstalldirs.
2503 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2505 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2508 2009-10-30 Doug Kwan <dougkwan@google.com>
2510 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2512 2009-10-30 Doug Kwan <dougkwan@google.com>
2514 * arm.cc (Stub_addend_reader): New struct template definition
2515 and partial specializations.
2516 (Stub_addend_reader::operator()): New method definition for a
2517 partially specialized template.
2519 2009-10-30 Doug Kwan <dougkwan@google.com>
2521 * arm.cc (Arm_relobj::processor_specific_flags): New method
2523 (Arm_relobj::do_read_symbols): New method declaration.
2524 (Arm_relobj::processor_specific_flags_): New data member declaration.
2525 (Arm_dynobj): New class definition.
2526 (Target_arm::do_finalize_sections): Add input_objects parameter.
2527 (Target_arm::do_adjust_elf_header): New method declaration.
2528 (Target_arm::are_eabi_versions_compatible,
2529 (Target_arm::merge_processor_specific_flags): New method declaration.
2530 (Target_arm::do_make_elf_object): New overloaded method definitions
2532 (Arm_relobj::do_read_symbols): New method definition.
2533 (Arm_dynobj::do_read_symbols): Ditto.
2534 (Target_arm::do_finalize_sections): Add input_objects parameters.
2535 Merge processor-specific flags from all input objects.
2536 (Target_arm::are_eabi_versions_compatible,
2537 Target_arm::merge_processor_specific_flags,
2538 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2539 New method definitions.
2540 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2541 Input_objects pointer type parameter.
2542 * layout.cc (Layout::finalize): Pass input objects to target's.
2543 finalize_sections function.
2544 * output.cc (Output_file_header::do_sized_write): Set ELF file
2545 header's processor-specific flags.
2546 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2547 Input_objects pointer type parameter.
2548 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2549 * target.h (Input_objects): New forward class declaration.
2550 (Target::processor_specific_flags,
2551 Target::are_processor_specific_flags_sect): New method definitions.
2552 (Target::finalize_sections): Add input_objects parameter.
2553 (Target::Target): Initialize processor_specific_flags_ and
2554 are_processor_specific_flags_set_.
2555 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2557 (Target::set_processor_specific_flags): New method definition.
2558 (Target::processor_specific_flags_,
2559 Target::are_processor_specific_flags_set_): New data member
2561 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2562 Input_objects pointer type parameter.
2564 2009-10-30 Doug Kwan <dougkwan@google.com>
2566 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2568 2009-10-28 Ian Lance Taylor <iant@google.com>
2570 * object.h (class Relobj): Drop options parameter from
2571 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2572 do_scan_relocs, do_relocate. Change all callers.
2573 (class Sized_relobj): Drop options parameters from
2574 do_gc_process_relocs, do_scan_relocs, do_relocate,
2575 do_relocate_sections, relocate_sections, emit_relocs_scan,
2576 emit_relocs_scan_reltype. Change all callers.
2577 (struct Relocate_info): Remove options field and all references to
2579 * reloc.h (class Read_relocs): Remove options constructor
2580 parameter and options_ field. Change all callers.
2581 (class Gc_process_relocs, class Scan_relocs): Likewise.
2582 (class Relocate_task): Likewise.
2583 * target-reloc.h (scan_relocs): Remove options parameter. Change
2585 (scan_relocatable_relocs): Likewise.
2586 * target.h (class Sized_target): Remove options parameter from
2587 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2589 * gc.h (gc_process_relocs): Remove options parameter. Change all
2591 * arm.cc: Update functions to remove options parameters.
2592 * i386.cc: Likewise.
2593 * powerpc.cc: Likewise.
2594 * sparc.cc: Likewise.
2595 * x86_64.cc: Likewise.
2596 * testsuite/testfile.cc: Likewise.
2598 2009-10-28 Doug Kwan <dougkwan@google.com>
2600 * arm.cc (Arm_relobj): New class definition.
2601 (Arm_relobj::scan_sections_for_stubs,
2602 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2603 New method definitions.
2605 2009-10-28 Cary Coutant <ccoutant@google.com>
2607 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2608 (Plugin::cleanup_done_): New member.
2609 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2610 (Plugin_manager::cleanup_done_): Remove.
2611 (Plugin_manager::add_input_file): Edit error message.
2612 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2613 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2615 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2617 * fileread.cc: (File_read::View::~View): Use the new
2618 data_ownership_ filed.
2619 (File_read::~File_read): Dispose the new whole_file_view_.
2620 (File_read::open): Mmap the whole file if needed.
2621 (File_read::open): Use whole_file_view_ instead of contents_.
2622 (File_read::find_view): Use whole_file_view_ if applicable.
2623 (File_read::do_read): Use whole_file_view_ instead of contents_.
2624 (File_read::make_view): Use whole_file_view_ instead of contents_,
2625 update File_read::View::View call.
2626 (File_read::find_or_make_view): Update File_read::View::View
2628 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2630 (File_read::View::Data_ownership): New enum.
2631 (File_read::View::View): Replace bool mapped_ with Data_ownership
2633 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2634 (File_read::View::data_ownership_): New field.
2635 (File_read::contents_): Remove (replaced by whole_file_view_).
2636 (File_read::whole_file_view_): New field.
2637 * options.h (class General_options): Add --keep-files-mapped.
2639 2009-10-27 Cary Coutant <ccoutant@google.com>
2641 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2642 * testsuite/Makefile.am (plugin_test_5): New test case.
2643 * testsuite/Makefile.in: Regenerate.
2645 2009-10-25 Doug Kwan <dougkwan@google.com>
2647 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2648 from private to protected to allow access by child class.
2649 (Sized_relobj::do_relocate_sections): New method declaration.
2650 (Sized_relobj::relocate_sections): Virtualize.
2651 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2652 Sized_relobj::relocate_sections. Instantiate template explicitly
2653 for different target sizes and endianity.
2655 2009-10-24 Doug Kwan <dougkwan@google.com>
2657 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2658 (Arm_input_section::as_arm_input_section): New method.
2659 (Arm_output_section): New class definition.
2660 (Arm_output_section::create_stub_group,
2661 Arm_output_section::group_sections): New method definitions.
2663 2009-10-22 Doug Kwan <dougkwan@google.com>
2665 * arm.cc (Arm_input_section): New class definition.
2666 (Arm_input_section::init, Arm_input_section:do_write,
2667 Arm_input_section::set_final_data_size,
2668 Arm_input_section::do_reset_address_and_file_offset): New method
2671 2009-10-21 Doug Kwan <dougkwan@google.com>
2673 * arm.cc (Stub_table, Arm_input_section): New forward class
2675 (Stub_table): New class defintion.
2676 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2677 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2678 New method definition.
2680 2009-10-21 Doug Kwan <dougkwan@google.com>
2682 * arm.cc: Update copyright comments.
2683 (Target_arm): New forward class template declaration.
2684 (Arm_address): New type.
2685 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2686 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2687 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2689 (Insn_template): Same.
2690 (DEF_STUBS): New macro.
2691 (Stub_type): New enum type.
2692 (Stub_template): New class definition.
2695 (Stub_factory): Same.
2696 (Target_arm::Target_arm): Initialize may_use_blx_ and
2697 should_force_pic_veneer_.
2698 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2699 Target_arm::should_force_pic_veneer,
2700 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2701 Target_arm::using_thumb_only, Target_arm:;default_target): New
2703 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2704 New data member declarations.
2705 (Insn_template::size, Insn_template::alignment): New method defintions.
2706 (Stub_template::Stub_template): New method definition.
2707 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2708 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2709 (Stub_factory::Stub_factory): New method definition.
2710 * gold.h (string_hash): New template.
2711 * output.h (Input_section_specifier::hash_value): Use
2713 (Input_section_specifier::string_hash): Remove.
2714 * stringpool.cc (Stringpool_template::string_hash): Use
2717 2009-10-20 Doug Kwan <dougkwan@google.com>
2719 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2720 symbols of relaxed input sections.
2721 * output.h (Output_section::find_relaxed_input_section): Make
2724 2009-10-16 Doug Kwan <dougkwan@google.com>
2726 * dynobj.cc (Versions::Versions): Initialize version_script_.
2727 Only insert base version symbol definition for a shared object
2728 if version script defines any version versions.
2729 (Versions::define_base_version): New method definition.
2730 (Versions::add_def): Check that base version is not needed.
2731 (Versions::add_need): Define base version lazily.
2732 * dynobj.h (Versions::define_base_version): New method declaration.
2733 (Versions::needs_base_version_): New data member declaration.
2734 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2735 (check_DATA): Add no_version_test.stdout.
2736 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2738 * testsuite/Makefile.in: Regenerate.
2739 * testsuite/no_version_test.c: New file.
2740 * testsuite/no_version_test.sh: Ditto.
2742 2009-10-16 Doug Kwan <dougkwan@google.com>
2744 * expression.cc (class Segment_start_expression): New class definition.
2745 (Segment_start_expression::value): New method definition.
2746 (script_exp_function_segment_start): Return a new
2747 Segment_start_expression.
2748 * gold/script-c.h (script_saw_segment_start_expression): New function
2750 * script-sections.cc (Script_sections::Script_sections): Initialize
2751 SAW_SEGMENT_START_EXPRESSION_ to false.
2752 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2753 and -Tbbs options to specify section addresses if given in
2754 command line and no SEGMENT_START expression is seen in a script.
2755 * script-sections.h (Script_sections::saw_segment_start_expression,
2756 Script_sections::set_saw_segment_start_expression): New method
2758 (Script_sections::saw_segment_start_expression_): New data member
2760 * script.cc (script_saw_segment_start_expression): New function.
2761 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2762 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2763 script_test_7.sh and script_test_8.sh.
2764 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2765 script_test_8.stdout.
2766 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2767 (script_test_6, script_test_6.stdout, script_test_7,
2768 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2769 * Makefile.in: Regenerate.
2770 * testsuite/script_test_6.sh: New file.
2771 * testsuite/script_test_6.t: Same.
2772 * testsuite/script_test_7.sh: Same.
2773 * testsuite/script_test_7.t: Same.
2774 * testsuite/script_test_8.sh: Same.
2776 2009-10-16 Doug Kwan <dougkwan@google.com>
2778 * output.cc (Output_segment::set_section_list_address): Cast
2779 expressions to unsigned long long type to avoid format warnings.
2781 2009-10-15 Ian Lance Taylor <iant@google.com>
2783 * script.cc (Script_options::add_symbol_assignment): Always add a
2784 dot assignment to script_sections_.
2785 * script-sections.cc (Script_sections::add_dot_assignment):
2786 Initialize if necessary.
2788 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2789 program headers with no load segment if there is a linker script.
2791 * layout.cc (Layout::set_segment_offsets): Align the file offset
2792 to the segment aligment for -N or -n with no load segment.
2793 * output.cc (Output_segment::add_output_section): Don't crash if
2794 the first section is a TLS section.
2795 (Output_segment::set_section_list_addresses): Print an error
2796 message if the address moves backward in a linker script.
2797 * script-sections.cc
2798 (Output_section_element_input::set_section_addresses): Don't
2799 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2800 (Orphan_output_section::set_section_addresses): Likewise.
2802 2009-10-15 Doug Kwan <dougkwan@google.com>
2804 * layout.cc (Layout::finish_dynamic_section): Generate tags
2805 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2806 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2807 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2809 2009-10-14 Ian Lance Taylor <iant@google.com>
2811 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2813 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2814 data_shdr fields of relinfo.
2815 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2816 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2817 R_386_TLS_LDO_32, adjust based on section flags.
2818 (Target_i386::Relocate::fix_up_ldo): Remove.
2820 2009-10-13 Ian Lance Taylor <iant@google.com>
2822 Add support for -pie.
2823 * options.h (class General_options): Add -pie and
2825 (General_options::output_is_position_independent): Test -pie.
2826 (General_options::output_is_executable): Return true if not shared
2827 and not relocatable.
2828 (General_options::output_is_pie): Remove.
2829 * options.cc (General_options::finalize): Reject incompatible uses
2831 * gold.cc (queue_middle_tasks): A -pie link is not static.
2832 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2833 * symtab.cc (Symbol::final_value_is_known): Return false if
2834 output_is_position_independent.
2835 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2836 output_is_position_independent.
2837 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2838 output_is_position_independent.
2839 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2840 output_is_position_independent.
2841 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2843 (basic_pie_test.o, basic_pie_test): New targets.
2844 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2845 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2846 (two_file_pie_test): New target.
2847 * testsuite/Makefile.in: Rebuild.
2848 * README: Remove note saying that -pie is not supported.
2850 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2852 * options.h (class General_options): Add -init and -fini.
2853 * layout.cc (Layout::finish_dynamic_section): Emit
2854 given init and fini functions.
2856 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2858 * gc.h (gc_process_relocs): Check if icf is enabled using new
2860 * gold.cc (queue_initial_tasks): Likewise.
2861 (queue_middle_tasks): Likewise.
2862 * object.cc (do_layout): Likewise.
2863 * symtab.cc (is_section_folded): Likewise.
2864 * main.cc (main): Likewise.
2865 * reloc.cc (Read_relocs::run): Likewise.
2866 (Sized_relobj::do_scan_relocs): Likewise.
2867 * icf.cc (is_function_ctor_or_dtor): New function.
2868 (Icf::find_identical_sections): Check if function is ctor or dtor when
2870 * options.h (General_options::icf): Change option to be an enum.
2871 (Icf_status): New enum.
2872 (icf_enabled): New method.
2873 (icf_safe_folding): New method.
2874 (set_icf_status): New method.
2875 (icf_status_): New variable.
2876 * (options.cc) (General_options::finalize): Set icf_status_.
2877 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2878 icf_test and icf_keep_unique_test to use the --icf enum flag.
2879 * testsuite/icf_safe_test.sh: New file.
2880 * testsuite/icf_safe_test.cc: New file.
2882 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2884 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2885 includes to gc.h and icf.h.
2886 * arm.cc: Include gc.h.
2887 * gold.cc: Likewise.
2888 * i386.cc: Likewise.
2889 * powerpc.cc: Likewise.
2890 * sparc.cc: Likewise.
2891 * x86_64.cc: Likewise.
2892 * gc.h: Include icf.h.
2894 2009-10-11 Ian Lance Taylor <iant@google.com>
2896 * plugin.cc: Include "gold.h" before other header files.
2898 2009-10-10 Chris Demetriou <cgd@google.com>
2900 * options.h (Input_file_argument::Input_file_type): New enum.
2901 (Input_file_argument::is_lib_): Replace with...
2902 (Input_file_argument::type_): New member.
2903 (Input_file_argument::Input_file_argument): Take Input_file_type
2904 'type' rather than boolean 'is_lib' as second argument.
2905 (Input_file_argument::is_lib): Use type_.
2906 (Input_file_argument::is_searched_file): New function.
2907 (Input_file_argument::may_need_search): Handle is_searched_file.
2908 * options.cc (General_options::parse_library): Support -l:filename.
2909 (General_options::parse_just_symbols): Update for Input_file_argument
2911 (Command_line::process): Likewise.
2912 * archive.cc (Archive::get_file_and_offset): Likewise.
2913 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2914 * script.cc (read_script_file, script_add_file): Likewise.
2915 * fileread.cc (Input_file::Input_file): Likewise.
2916 (Input_file::will_search_for): Handle is_searched_file.
2917 (Input_file::open): Likewise.
2918 * readsyms.cc (Read_symbols::get_name): Likewise.
2919 * testsuite/Makefile.am (searched_file_test): New test.
2920 * testsuite/Makefile.in: Regenerate.
2921 * testsuite/searched_file_test.cc: New file.
2922 * testsuite/searched_file_test_lib.cc: New file.
2924 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2925 Ian Lance Taylor <iant@google.com>
2927 * descriptor.cc: Include <cstdio> and "binary-io.h".
2928 (Descriptors::open): Open the files in binary mode always.
2929 * script.cc (Lex::get_token): Treat \r as whitespace.
2931 2009-10-09 Ian Lance Taylor <iant@google.com>
2933 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2935 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2936 Ian Lance Taylor <iant@google.com>
2938 * configure.ac: Check for readv function also.
2939 * fileread.cc (readv): Define if not HAVE_READV.
2940 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2942 * config.in: Regenerate.
2943 * configure: Regenerate.
2945 2009-10-09 Doug Kwan <dougkwan@google.com>
2947 * layout.cc (Layout::make_output_section): Call target hook to make
2948 ordinary output section.
2949 (Layout::finalize): Adjust parameter list of call the
2950 Target::may_relax().
2951 * layout.h (class Layout::section_list): New method.
2952 * merge.h (Output_merge_base::entsize): Change visibility to public.
2953 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2955 (Output_merge_string::do_is_string): New method.
2956 * object.cc (Sized_relobj::do_setup): renamed from
2957 Sized_relobj::set_up.
2958 * object.h (Sized_relobj::adjust_shndx,
2959 Sized_relobj::initializ_input_to_output_maps,
2960 Sized_relobj::free_input_to_output_maps): Change visibilities to
2962 (Sized_relobj::setup): Virtualize.
2963 (Sized_relobj::do_setup): New method declaration.
2964 (Sized_relobj::invalidate_section_offset,
2965 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2966 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2967 * options.cc (parse_int): New function.
2968 * options.h (parse_int): New declaration.
2969 (DEFINE_int): New macro.
2970 (stub_group_size): New option.
2971 * output.cc (Output_section::Output_section): Initialize memebers
2972 merge_section_map_, merge_section_by_properties_map_,
2973 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2974 (Output_section::add_input_section): Handled deferred code-fill
2975 generation and remove an old comment.
2976 (Output_section::add_relaxed_input_section): New method definition.
2977 (Output_section::add_merge_input_section): Use merge section by
2978 properties map to speed to search. Update merge section maps
2980 (Output_section::build_relaxation_map): New method definition.
2981 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2983 (Output_section::relax_input_section): Renamed to
2984 Output_section::convert_input_sections_to_relaxed_sections and change
2985 interface to take a vector of pointers to relaxed sections.
2986 (Output_section::find_merge_section,
2987 Output_section::find_relaxed_input_section): New method definitions.
2988 (Output_section::is_input_address_mapped,
2989 Output_section::output_offset, Output_section::output_address):
2990 Use output section data maps to speed up searching.
2991 (Output_section::find_starting_output_address): Add comments.
2992 (Output_section::do_write,
2993 Output_section::write_to_postprocessing_buffer): Do code-fill
2994 generation as appropriate.
2995 (Output_section::get_input_sections): Invalidate relaxed input section
2997 (Output_section::restore_states): Adjust type of checkpoint .
2998 Invalidate relaxed input section map.
2999 * output.h (Output_merge_base): New class declaration.
3000 (Input_section_specifier): New class defintion.
3001 (class Output_relaxed_input_section) Change base class to
3002 Output_section_data_build.
3003 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3004 base class initializer.
3005 (Output_section::add_relaxed_input_section): New method declaration.
3006 (Output_section::Input_section): Change visibility to protected.
3007 (Output_section::Input_section::relobj,
3008 Output_section::Input_section::shndx): Handle relaxed input sections.
3009 Output_section::input_sections) Change visibility to protected. Also
3010 define overload to return a non-const pointer.
3011 (Output_section::Merge_section_properties): New class defintion.
3012 (Output_section::Merge_section_by_properties_map,
3013 Output_section::Output_section_data_by_input_section_map,
3014 Output_section::Relaxation_map): New types.
3015 (Output_section::relax_input_section): Rename method to
3016 Output_section::convert_input_sections_to_relaxed_sections and change
3017 interface to take a vector of relaxed section pointers.
3018 (Output_section::find_merge_section,
3019 Output_section::find_relaxed_input_section,
3020 Output_section::build_relaxation_map,
3021 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3022 New method declarations.
3023 (Output_section::merge_section_map_
3024 Output_section::merge_section_by_properties_map_,
3025 Output_section::relaxed_input_section_map_,
3026 Output_section::is_relaxed_input_section_map_valid_,
3027 Output_section::generate_code_fills_at_write_): New data members.
3028 * script-sections.cc
3029 (Output_section_element_input::set_section_addresses): Call
3030 current_data_size and addralign methods of relaxed input sections.
3031 (Orphan_output_section::set_section_addresses): Call current_data_size
3032 and addralign methods of relaxed input sections.
3033 * symtab.cc (Symbol_table::compute_final_value): Extract template
3034 from the body of Symbol_table::sized_finalize_symbol.
3035 (Symbol_table::sized_finalized_symbol): Call
3036 Symbol_table::compute_final_value.
3037 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3038 (Symbol_table::compute_final_value): New templated method declaration.
3039 * target.cc (Target::do_make_output_section): New method defintion.
3040 * target.h (Target::make_output_section): New method declaration.
3041 (Target::relax): Add more parameters for input objects, symbol table
3042 and layout. Adjust call to do_relax.
3043 (Target::do_make_output_section): New method declaration.
3044 (Target::do_relax): Add parameters for input objects, symbol table
3047 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3049 * pread.c: Include stdio.h.
3051 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3053 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3056 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3058 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3059 Change read_shndx type to unsigned int.
3060 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3062 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3063 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3064 Change read_shndx type to unsigned int.
3065 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3067 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3068 * layout.cc (Layout::create_symtab_sections): Cast the result of
3069 local_symcount * symsize to off_t in the gold_assert.
3071 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3073 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3074 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3076 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3077 (Arm_relocate_functions::thm_abs5): New function.
3078 (Arm_relocate_functions::abs12): New function.
3079 (Arm_relocate_functions::abs16): New function.
3080 (Arm_relocate_functions::base_abs): New function.
3081 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3082 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3083 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3085 (Scan::global): Likewise.
3086 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3087 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3088 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3089 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3092 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3094 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3095 (Arm_relocate_functions::movt_prel): New function.
3096 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3097 (Arm_relocate_functions::thm_movt_prel): New function.
3098 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3099 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3100 (Scan::global, Relocate::relocate): Likewise.
3101 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3103 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3105 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3106 Incremental_checker.
3107 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3109 (class Incremental_inputs_header): New class.
3110 (Incremental_inputs_header_writer): Edit comment.
3111 (Incremental_inputs_entry): New class.
3112 (Incremental_inputs_entry_writer): Edit comment.
3113 (Sized_incremental_binary::do_find_incremental_inputs_section):
3114 Add *strtab_shndx parameter, fill it.
3115 (Sized_incremental_binary::do_check_inputs): New method.
3116 (Incremental_checker::can_incrementally_link_output_file): Use
3117 Sized_incremental_binary::check_inputs.
3118 (Incremental_inputs::report_command_line): Save command line in
3121 (Incremental_binary::find_incremental_inputs_section): New
3123 (Incremental_binary::do_find_incremental_inputs_section): Add
3124 strtab_shndx parameter.
3125 (Incremental_binary::do_check_inputs): New pure virtual method.
3126 (Sized_incremental_binary::do_check_inputs): Declare.
3127 (Incremental_checker::Incremental_checker): Add incremental_inputs
3128 parameter, use it to initialize incremental_inputs_.
3129 (Incremental_checker::incremental_inputs_): New field.
3130 (Incremental_checker::command_line): New method.
3131 (Incremental_checker::inputs): New method.
3132 (Incremental_checker::command_line_): New field.
3134 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3136 * incremental.cc: Include <cstdarg> and "target-select.h".
3137 (vexplain_no_incremental): New function.
3138 (explain_no_incremental): New function.
3139 (Incremental_binary::error): New method.
3140 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3142 (make_sized_incremental_binary): New function.
3143 (open_incremental_binary): New function.
3144 (can_incrementally_link_file): Add checks if output is ELF and has
3146 * incremental.h: Include "elfcpp_file.h" and "output.h".
3147 (Incremental_binary): New class.
3148 (Sized_incremental_binary): New class.
3149 (open_incremental_binary): Declare.
3150 * object.cc (is_elf_object): Use
3151 elfcpp::Elf_recognizer::is_elf_file.
3152 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3153 * output.h (Output_file::filesize): New method.
3155 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3157 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3159 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3160 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3162 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3164 (Arm_relocate_functions::movw_abs_nc): New function.
3165 (Arm_relocate_functions::movt_abs): New function.
3166 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3167 (Arm_relocate_functions::thm_movt_abs): New function.
3168 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3169 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3170 (Scan::global): Likewise.
3171 (Relocate::relocate): Likewise.
3172 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3174 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3176 * arm.cc (Arm_relocate_functions::got_prel) New function.
3177 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3178 (Relocate::relocate): Likewise.
3179 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3181 2009-10-06 Ian Lance Taylor <iant@google.com>
3183 * options.h (class General_options): Define
3184 split_stack_adjust_size parameter.
3185 * object.h (class Object): Add uses_split_stack_ and
3186 has_no_split_stack_ fields. Add uses_split_stack and
3187 has_no_split_stack accessor functions. Declare
3188 handle_split_stack_section.
3189 (class Reloc_symbol_changes): Define.
3190 (class Sized_relobj): Define Function_offsets. Declare
3191 split_stack_adjust, split_stack_adjust_reltype, and
3193 * object.cc (Object::handle_split_stack_section): New function.
3194 (Sized_relobj::do_layout): Call handle_split_stack_section.
3195 * dynobj.cc (Sized_dynobj::do_layout): Call
3196 handle_split_stack_section.
3197 * reloc.cc (Sized_relobj::relocate_sections): Call
3198 split_stack_adjust for executable sections in split_stack
3199 objects. Pass reloc_map to relocate_section.
3200 (Sized_relobj::split_stack_adjust): New function.
3201 (Sized_relobj::split_stack_adjust_reltype): New function.
3202 (Sized_relobj::find_functions): New function.
3203 * target-reloc.h: Include "object.h".
3204 (relocate_section): Add reloc_symbol_changes parameter. Change
3206 * target.h (class Target): Add calls_non_split method. Declare
3207 do_calls_non_split virtual method. Declare match_view and
3209 * target.cc: Include "elfcpp.h".
3210 (Target::do_calls_non_split): New function.
3211 (Target::match_view): New function.
3212 (Target::set_view_to_nop): New function.
3213 * gold.cc (queue_middle_tasks): Give an error if mixing
3214 split-stack and non-split-stack objects with -r.
3215 * i386.cc (Target_i386::relocate_section): Add
3216 reloc_symbol_changes parameter.
3217 (Target_i386::do_calls_non_split): New function.
3218 * x86_64.cc (Target_x86_64::relocate_section): Add
3219 reloc_symbol_changes parameter.
3220 (Target_x86_64::do_calls_non_split): New function.
3221 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3223 * powerpc.cc (Target_powerpc::relocate_section): Add
3224 reloc_symbol_changes parameter.
3225 * sparc.cc (Target_sparc::relocate_section): Add
3226 reloc_symbol_changes parameter.
3227 * configure.ac: Call AM_CONDITIONAL for the default target.
3228 * configure: Rebuild.
3229 * testsuite/Makefile.am (TEST_AS): New variable.
3230 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3231 (check_DATA): Add split_i386 and split_x86_64 files.
3232 (SPLIT_DEFSYMS): Define.
3233 (split_i386_[1234n].o): New targets.
3234 (split_i386_[124]): New targets.
3235 (split_i386_[1234r].stdout): New targets.
3236 (split_x86_64_[1234n].o): New targets.
3237 (split_x86_64_[124]): New targets.
3238 (split_x86_64_[1234r].stdout): New targets.
3239 (MOSTLYCLEANFILES): Add new executables.
3240 * testsuite/split_i386.sh: New file.
3241 * testsuite/split_x86_64.sh: New file.
3242 * testsuite/split_i386_1.s: New file.
3243 * testsuite/split_i386_2.s: New file.
3244 * testsuite/split_i386_3.s: New file.
3245 * testsuite/split_i386_4.s: New file.
3246 * testsuite/split_i386_n.s: New file.
3247 * testsuite/split_x86_64_1.s: New file.
3248 * testsuite/split_x86_64_2.s: New file.
3249 * testsuite/split_x86_64_3.s: New file.
3250 * testsuite/split_x86_64_4.s: New file.
3251 * testsuite/split_x86_64_n.s: New file.
3252 * testsuite/testfile.cc (Target_test): Update relocation_section
3254 * testsuite/Makefile.in: Rebuild.
3256 2009-10-06 Ian Lance Taylor <iant@google.com>
3258 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3259 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3260 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3261 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3262 the address on ldo_addrs_.
3263 (Target_i386::Relocate::fix_up_ldo): New function.
3265 2009-10-06 Rafael Espindola <espindola@google.com>
3267 * plugin.cc (add_input_library): New.
3268 (Plugin::load): Add add_input_library to tv.
3269 (Plugin_manager::add_input_file): Add the is_lib argument.
3270 (add_input_file): Update call to Plugin_manager::add_input_file.
3271 (add_input_library): New.
3272 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3274 2009-09-30 Doug Kwan <dougkwan@google.com>
3276 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3277 symbol and call Symbol::may_need_copy_reloc to determine if
3278 a copy reloc is needed.
3279 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3280 nocopyreloc is given in command line.
3281 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3282 given in command line.
3283 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3284 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3285 of the removed Target_i386::may_need_copy_reloc.
3286 * options.h (copyreloc): New option with default value false.
3287 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3288 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3289 instead of the removed Target_powerpc::may_need_copy_reloc.
3290 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3291 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3292 instead of the removed Target_sparc::may_need_copy_reloc.
3293 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3294 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3295 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3296 instead of the removed Target_x86_64::may_need_copy_reloc.
3298 2009-09-30 Ian Lance Taylor <iant@google.com>
3300 * object.h (class Object): Remove target_ field, and target,
3301 sized_target, and set_target methods.
3302 (Object::sized_target): Remove.
3303 (class Sized_relobj): Update declarations. Remove sized_target.
3304 * object.cc (Sized_relobj::setup): Remove target parameter.
3306 (Input_objects::add_object): Don't do anything with the target.
3307 (make_elf_sized_object): Add punconfigured parameter. Change all
3308 callers. Set or test parameter target.
3309 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3311 * parameters.cc (Parameters::set_target): Change parameter type to
3313 (Parameters::default_target): Remove.
3314 (set_parameters_target): Change parameter type to be non-const.
3315 (parameters_force_valid_target): New function.
3316 (parameters_clear_target): New function.
3317 * parameters.h (class Parameters): Update declarations. Remove
3318 default_target method. Add sized_target and clear_target
3319 methods. Change target_ to be non-const.
3320 (set_parameters_target): Update declaration.
3321 (parameters_force_valid_target): Declare.
3322 (parameters_clear_target): Declare.
3323 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3324 as NULL if we aren't searching.
3325 (Add_symbols::run): Don't check for compatible target.
3326 * fileread.cc (Input_file::open_binary): Call
3327 parameters_force_valid_target.
3328 * gold.cc (queue_middle_tasks): Likewise.
3329 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3330 set_target on object.
3331 * dynobj.h (class Sized_dynobj): Update declarations.
3332 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3333 make_elf_object returns NULL.
3334 (Archive::include_member): Don't check whether object target is
3336 * output.cc (Output_section::add_input_section): Get target from
3338 (Output_section::relax_input_section): Likewise.
3339 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3341 (Sized_relobj::do_scan_relocs): Likewise.
3342 (Sized_relobj::relocate_sections): Likewise.
3343 * resolve.cc (Symbol_table::resolve): Likewise.
3344 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3345 parameter. Change all callers.
3346 (Symbol_table::add_from_object): Get target from parameters.
3347 (Symbol_table::add_from_relobj): Don't check object target.
3348 (Symbol_table::add_from_dynobj): Likewise.
3349 (Symbol_table::define_special_symbol): Get target from
3351 * symtab.h (class Symbol_table): Update declaration.
3352 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3353 parameter. Change all callers. Clear parameter target.
3354 (Binary_test): Test target here.
3355 * testsuite/object_unittest.cc (gold_testsuite): Remove
3356 target_test_pointer parameter. Change all callers.
3357 (Object_test): Test target here.
3359 2009-09-26 Ian Lance Taylor <iant@google.com>
3361 * testsuite/initpri1.c: Don't try to use constructor priorities if
3362 compiling with gcc before 4.3.
3364 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3366 * testsuite/retain_symbols_file_test.sh (check_present): Change
3367 output file name to retain_symbols_file_test.stdout.
3368 (check_absent): Likewise.
3370 2009-09-18 Craig Silverstein <csilvers@google.com>
3372 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3373 * options.cc: Include <cerrno> and <fstream>.
3374 (General_options::finalize): Parse -retain-symbols-file tag.
3375 * options.h: New flag.
3376 (General_options): New method should_retain_symbol, new
3377 variable symbols_to_retain.
3378 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3379 should_retain_symbol map.
3380 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3381 * testsuite/Makefile.in: Regenerate.
3382 * testsuite/retain_symbols_file_test.sh: New file.
3384 2009-09-18 Nick Clifton <nickc@redhat.com>
3386 * po/es.po: Updated Spanish translation.
3388 2009-09-17 Doug Kwan <dougkwan@google.com>
3390 * debug.h (DEBUG_RELAXATION): New constant.
3391 (DEBUG_ALL): Add DEBUG_RELAXATION.
3392 (debug_string_to_enum): Add relaxation debug option.
3394 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3395 Layout::Relaxation_debug_check::read_sections,
3396 Layout::Relaxation_debug_check::read_sections): New method definitions.
3397 (Layout::Layout): Initialize data members
3398 record_output_section_data_from_scrips_,
3399 script_output_section_data_list_ and relaxation_debug_check_.
3400 (Layout::save_segments, Layout::restore_segments,
3401 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3402 Layout::relaxation_loop_body): New method definitions.
3403 (Layout::finalize): Support relaxation. Move section layout code to
3404 Layout::relaxation_loop_body.
3405 (Layout::set_asection_address_from_script): Move code for orphan
3406 section placement out.
3407 (Layout::place_orphan_sections_in_script): New method definition.
3408 * layout.h (Output_segment_headers, Output_file_header):
3409 New forward class declarations.
3410 (Layout::~Layout): Define.
3411 (Layout::new_output_section_data_from_script): New method definition.
3412 (Layout::place_orphan_sections_in_script): New method declaration.
3413 (Layout::Segment_states): New type declaration.
3414 (Layout::save_segments, Layout::restore_segments,
3415 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3416 Layout::relaxation_loop_body): New method declarations.
3417 (Layout::Output_section_data_list): New type declaration.
3418 (Layout::Relaxation_debug_check): New class definition.
3419 (Layout::record_output_section_data_from_script_,
3420 Layout::script_output_section_data_list_, Layout::segment_states_,
3421 Layout::relaxation_debug_check_): New data members.
3422 * output.cc: (Output_section_headers::do_size): New method definition.
3423 (Output_section_headers::Output_section_headers): Move size
3424 computation to Output_section_headers::do_size.
3425 (Output_segment_headers::do_size): New method definition.
3426 (Output_file_header::Output_file_header): Move size computation to
3427 Output_file_header::do_size and call it.
3428 (Output_file_header::do_size): New method definition.
3429 (Output_data_group::Output_data_group): Adjust call to
3430 Output_section_data.
3431 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3432 (Output_symtab_xindex::do_write): Add array bound check.
3433 (Output_section::Input_section::print_to_mapfile): Handle
3434 RELAXED_INPUT_SECTION_CODE.
3435 (Output_section::Output_section): Initialize data member checkpoint_.
3436 (Output_section::~Output_section): Delete checkpoint object pointed
3438 (Output_section::add_input_section): Always add an Input_section if
3440 (Output_section::add_merge_input_section): Add assert.
3441 (Output_section::relax_input_section): New method definition.
3442 (Output_section::set_final_data_size): Set load address to zero for
3443 an unallocated section.
3444 (Output_section::do_address_and_file_offset_have_reset_values):
3445 New method definition.
3446 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3447 Handle relaxed input section.
3448 (Output_section::sort_attached_input_sections): Checkpoint input
3449 section list lazily.
3450 (Output_section::get_input_sections): Change type of input_sections to
3451 list of Simple_input_section pointers. Checkpoint input section list
3452 lazily. Also handle relaxed input sections.
3453 (Output_section::add_input_section_for_script): Take a reference to
3454 a Simple_input_section object instead of Relobj pointer and section
3455 index as parameter. Handle relaxed input sections.
3456 (Output_section::save_states, Output_section::restore_states): New
3458 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3459 (Output_data::is_data_size_fixed): New method definition.
3460 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3462 (Output_data::address_and_file_offset_have_reset_values): New method
3464 (Output_data::do_address_and_file_offset_have_reset_values): New method
3466 (Output_data::set_data_size): Check that data size is not fixed.
3467 (Output_data::fix_data_size): New method definition.
3468 (Output_data::is_data_size_fixed_): New data member.
3469 (Output_section_headers::set_final_data_size): New method definition.
3470 (Output_section_headers::do_size): New method declaration.
3471 (Output_segment_headers::set_final_data_size): New method definition.
3472 (Output_segment_headers::do_size): New method declaration.
3473 (Output_file_header::set_final_data_size)::New method definition.
3474 (Output_file_header::do_size)::New method declaration.
3475 (Output_section_data::Output_section_data): Add new parameter
3476 is_data_size_fixed and use it to fix data size.
3477 (Output_data_const::Output_data_const): Adjust call to base class
3478 constructor and fix data size.
3479 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3480 base class constructor and fix data size.
3481 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3482 base class constructor and fix data size.
3483 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3484 class constructor and fix data size.
3485 (Output_data_group::set_final_data_size): New method definition.
3486 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3487 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3488 class constructor and fix data size.
3489 (Output_relaxed_input_section): New class definition.
3490 (Output_section::Simple_input_section): New class definition.
3491 (Output_section::get_input_sections): Adjust parameter list.
3492 (Output_section::add_input_section_for_script): Same.
3493 (Output_section::save_states, Output_section::restore_states,
3494 Output_section::do_address_and_file_offset_have_reset_values,
3495 (Output_section::Input_section::Input_section): Handle
3496 RELAXED_INPUT_SECTION_CODE. Add new overload for
3497 Output_relaxed_input_section.
3498 (Output_section::Input_section::is_input_section,
3499 Output_section::Input_section::set_output_section): Handle relaxed
3501 (Output_section::Input_section::is_relaxed_input_section,
3502 Output_section::Input_section::output_section_data,
3503 Output_section::Input_section::relaxed_input_section): New method
3505 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3507 (Output_section::Input_section::u1_): Update comments.
3508 (Output_section::Input_section::u2_): Add new union member poris.
3509 (Output_section::Checkpoint_output_section): New classs definition.
3510 (Output_section::relax_input_section): New method declaration.
3511 (Output_section::checkpoint_): New data member.
3512 (Output_segment): Update comments.
3513 (Output_segment::Output_segment): Un-privatize copy constructor.
3514 (Output_segment::operator=): Un-privatize.
3515 * script-sections.cc (Output_section_element::Input_section_list):
3516 Change element type to Output_section::Simple_input_section.
3517 (Output_section_element_dot_assignment::set_section_addresses):
3518 Register output section data for relaxation clean up.
3519 (Output_data_exression::Output_data_expression): Adjust call to base
3520 constructor to fix data size.
3521 (Output_section_element_data::set_section_addresses): Register
3522 Output_data_expression object for relaxation clean up.
3523 (struct Input_section_info): Replace Relobj pointer and section index
3524 pair with Output_section::Simple_input_section and Convert struct to a
3526 (Input_section_sorter::operator()): Adjust access to
3527 Input_section_info data member to use accessors.
3528 (Output_section_element_input::set_section_addresses): Use layout
3529 parameter. Adjust code to use Output_section::Simple_input_section
3530 and Input_secction_info classes. Register filler for relaxation
3532 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3533 and section index pair with Output_section::Simple_input_section
3534 class. Adjust code accordingly.
3535 (Phdrs_element::release_segment): New method definition.
3536 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3538 (Script_sections::release_segments): New method definition.
3539 * gold/script-sections.h (Script_sections::release_segments): New
3541 * gold/target.h (Target::may_relax, Target::relax,
3542 Target::do_may_relax, Target::do_relax): New method definitions.
3544 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3546 * arm.cc (has_signed_unsigned_overflow): New function.
3547 (Arm_relocate_functions::abs8): New function.
3548 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3549 (Target_arm::Scan::global): Likewise.
3550 (Target_arm::relocate::relocate): Likewise.
3551 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3554 2009-09-16 Cary Coutant <ccoutant@google.com>
3556 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3557 * testsuite/Makefile.in: Regenerate.
3559 2009-09-11 Nick Clifton <nickc@redhat.com>
3561 * po/gold.pot: Updated by the Translation project.
3563 2009-09-08 Cary Coutant <ccoutant@google.com>
3565 * output.cc (Output_file::open): Add execute permission to empty file.
3566 * testsuite/Makefile.am (permission_test): New test.
3567 * testsuite/Makefile.in: Regenerate.
3569 2009-09-02 Ian Lance Taylor <iant@google.com>
3571 * output.cc (Output_file::resize): Call map_no_anonymous rather
3574 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3576 * gold.cc: Include "incremental.h".
3577 (queue_initial_tasks): Call Incremental_checker methods.
3578 * incremental.cc: Include "output.h".
3579 (Incremental_checker::can_incrementally_link_output_file): New
3581 * incremental.h (Incremental_checker): New class.
3583 * output.cc (Output_file::open_for_modification): New method.
3584 (Output_file::map_anonymous): Changed return type to bool. Record
3586 (Output_file::map_no_anonymous): New method, broken out of map.
3587 (Output_file::map): Use map_no_anonymous and map_anonymous.
3588 * output.h (class Output_file): Update declarations.
3590 2009-08-24 Cary Coutant <ccoutant@google.com>
3592 * options.h (Command_line::Pre_options): New class.
3593 (Command_line::pre_options): New member.
3594 * options.cc (gold::options::ready_to_register): New variable.
3595 (One_option::register_option): Do nothing if not registering options.
3596 Assert if same short option registered twice.
3597 (General_options::General_options): Turn off option registration when
3599 (Command_line::Pre_options::Pre_options): New constructor.
3601 2009-08-24 Cary Coutant <ccoutant@google.com>
3603 * options.h (General_options::no_keep_memory): Remove incorrect
3606 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3608 * Makefile.am (am__skiplex, am__skipyacc): New.
3609 * Makefile.in: Regenerate.
3611 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3613 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3614 (INCLUDES): ... this.
3615 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3616 (AM_CPPFLAGS): Renamed from ...
3617 (INCLUDE): ... this.
3618 * Makefile.in, testsuite/Makefile.in: Regenerate.
3620 * Makefile.in: Regenerate.
3621 * aclocal.m4: Likewise.
3622 * config.in: Likewise.
3623 * configure: Likewise.
3624 * testsuite/Makefile.in: Likewise.
3626 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3627 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3628 * Makefile.in: Regenerate.
3629 * testsuite/Makefile.in: Regenerate.
3631 2009-08-19 Cary Coutant <ccoutant@google.com>
3633 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3634 symbols in shared libraries overridden by hidden or internal symbols
3635 in the main program.
3637 2009-08-19 Chris Demetriou <cgd@google.com>
3639 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3640 checking source file names in error messages.
3642 2009-08-18 Doug Kwan <dougkwan@google.com>
3644 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3645 an elcpp::Ehdr as parameter. Adjust call to set_target.
3646 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3647 an elfcpp::Ehdr as parameter.
3648 * object.cc (Object::set_target): Remove the version that looks up
3649 a target and sets it.
3650 (Sized_relobj::setup): Take a Target object instead of
3651 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3652 (make_elf_sized_object): Find target and ask target to
3654 * object.h: (Object::set_target): Remove the version that looks up
3655 a target and sets it.
3656 (Sized_relobj::setup): Take a Target object instead of
3657 an elfcpp:Ehdr as parameter.
3658 * target.cc: Include dynobj.h.
3659 (Target::do_make_elf_object_implementation): New.
3660 (Target::do_make_elf_object): New.
3661 * target.h (Target::make_elf_object): New template declaration.
3662 (Target::do_make_elf_object): New method declarations.
3663 (Target::do_make_elf_object_implementation): New template declaration.
3665 2009-08-14 Ian Lance Taylor <iant@google.com>
3667 * gold.h (FUNCTION_NAME): Define.
3668 (gold_unreachable): Use FUNCTION_NAME.
3670 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3672 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3673 symbol in the --keep-unique list is not found.
3675 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3677 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3678 been maked as --keep-unique.
3679 (Icf::unfold_section): New function.
3680 * icf.h (Icf::unfold_section): New function.
3681 * options.h (General_options::keep_unique): New option.
3682 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3683 * testsuite/Makefile.in: Regenerate.
3684 * testsuite/icf_keep_unique_test.sh: New file.
3685 * testsuite/icf_keep_unique_test.cc: New file.
3687 2009-08-12 Cary Coutant <ccoutant@google.com>
3690 * resolve.cc (Symbol_table::resolve): Check for references from
3691 dynamic objects to hidden and internal symbols.
3692 * testsuite/Makefile.am (hidden_test.sh): New test.
3693 * testsuite/Makefile.in: Regenerate.
3694 * testsuite/hidden_test.sh: New script.
3695 * testsuite/hidden_test_1.c: New test source.
3696 * testsuite/hidden_test_main.c: New test source.
3698 2009-08-11 Doug Kwan <dougkwan@google.com>
3700 * arm.cc: Update comments.
3701 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3702 segment to locate the .ARM.exidx section if present.
3704 2009-08-09 Doug Kwan <dougkwan@google.com>
3706 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3709 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3710 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3713 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3715 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3716 valid tls_segment only for non-debug-section relocations.
3717 * testsuite/Makefile.am: Add gc_tls_test.
3718 * testsuite/Makefile.in: Regenerate.
3719 * testsuite/gc_tls_test.cc: New file.
3720 * testsuite/gc_tls_test.sh: New file.
3722 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3726 * Makefile.am (CCFILES): Add icf.cc.
3728 * Makefile.in: Regenerate.
3729 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3730 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3731 section, symbol and addend information for the relocs.
3732 * gold.cc (queue_middle_tasks): Call identical code folding.
3733 * gold.h: Add defines for multimap.
3734 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3735 to the call of finalize_local_symbols.
3736 * main.cc (main): Create object of class Icf.
3737 * object.cc (Sized_relobj::do_layout): Allow this function to be
3738 called twice during icf.
3739 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3740 to sections marked as identical by icf.
3741 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3743 (Sized_relobj::do_section_entsize): New function.
3744 * object.h (Object::section_entsize): New function.
3745 (Object::do_section_entsize): New pure virtual function.
3746 (Relobj::finalize_local_symbols): Add new parameter.
3747 (Relobj::do_section_entsize): New function.
3748 * options.h (General_options::icf): New option.
3749 (General_options::icf_iterations): New option.
3750 (General_options::print_icf_sections): New option.
3751 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3752 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3753 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3755 * symtab.cc (Symbol_table::is_section_folded): New function.
3756 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3757 to sections marked as identical by icf.
3758 * symtab.h (Symbol_table::set_icf): New function.
3759 (Symbol_table::icf): New function.
3760 (Symbol_table::is_section_folded): New function.
3761 (Symbol_table::icf_): New data member.
3762 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3763 * testsuite/Makefile.am: Add commands to build icf_test.
3764 * testsuite/Makefile.in: Regenerate.
3765 * testsuite/icf_test.sh: New file.
3766 * testsuite/icf_test.cc: New file.
3768 2009-07-24 Chris Demetriou <cgd@google.com>
3770 * layout.cc (is_compressible_debug_section): Fix incorrect
3771 comment about compressed section names.
3773 2009-07-20 Ian Lance Taylor <ian@airs.com>
3776 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3778 2009-07-16 Ian Lance Taylor <iant@google.com>
3781 * layout.h: #include <map>.
3782 (class Kept_section): Change from struct to class. Add accessors
3783 and setters. Add section size to Comdat_group mapping. Change
3784 Comdat_group to std::map. Add is_comdat_ field. Add
3785 linkonce_size field in union.
3786 (class Layout): Update declaration of find_or_add_kept_section.
3787 Don't declare find_kept_object.
3788 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3789 parameter. Add object, shndx, is_comdat, and is_group_name
3790 parameters. Change all callers. Adjust for new Kept_section.
3791 (Layout::find_kept_object): Remove.
3792 * object.cc (Sized_relobj::include_section_group): Update use of
3793 Kept_section. Rename secnum to shndx. Only record
3794 Kept_comdat_section if sections are the same size.
3795 (Sized_relobj::include_linkonce_section): Update use of
3796 Kept_section. Only record Kept_comdat_section if sections are the
3797 same size. Set size of linkonce section.
3798 (Sized_relobj::map_to_kept_section): Update call to
3799 get_kept_comdat_section.
3800 * object.h (class Sized_relobj): Rename fields in
3801 Kept_comdat_section to drop trailing underscores; change object
3802 field to Relobj*. Change Kept_comdat_section_table to store
3803 struct rather than pointer.
3804 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3805 Add kept_object and kept_shndx parameters. Change all callers.
3806 (Sized_relobj::get_kept_comdat_section): Change return type to
3807 bool. Add kept_object and kept_shndx parameters. Change all
3809 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3810 Layout::find_or_add_kept_section.
3812 2009-07-09 Ian Lance Taylor <iant@google.com>
3814 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3815 Reserve space in the hash table.
3817 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3819 * fileread.cc (File_read::get_mtime): New method.
3820 * fileread.h (Timespec): New structure.
3821 (File_read::get_mtime): New method.
3822 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3823 Renamed from timestamp_nsec.
3824 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3826 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3828 (Incremental_inputs::report_archive): Save mtime; style fix.
3829 (Incremental_inputs::report_obejct): Save mtime; style fix.
3830 (Incremental_inputs::report_script): Save mtime; style fix.
3831 (Incremental_inputs::finalize_inputs): Style fix.
3832 (Incremental_inputs::finalize): Style fix.
3833 (Incremental_inputs::create_input_section_data): Store inputs
3835 * incremental.h (Incremental_inputs::report_script): Add mtime
3837 (Incremental_inputs::Input_info::Input_info): Intialize only one
3839 (Incremental_inputs::Input_info::archive): Move to nameless
3841 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3842 (Incremental_inputs::Input_info::script): Move to nameless union.
3843 (Incremental_inputs::mtime): New field.
3844 * script.cc (read_input_script): Pass file mtime to
3846 * script.h (Script_info::inputs): Style fix.
3848 2009-07-01 Ian Lance Taylor <ian@airs.com>
3850 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3853 2009-06-24 Ian Lance Taylor <iant@google.com>
3856 * layout.cc (Layout::choose_output_section): If we find an
3857 existing section, update the flags.
3858 (Layout::create_notes): New function, broken out of
3860 (Layout::finalize): Don't create note sections.
3861 (Layout::create_note): Don't crash if linker script discards
3863 (Layout::create_gold_note): Likewise.
3864 (Layout::create_build_id): Likewise. Don't set
3865 after_input_sections on the section.
3866 (Layout::create_executable_stack_info): Remove target parameter.
3868 * layout.h (class Layout): Declare create_notes. Update
3869 declaration of create_executable_stack_info.
3870 * gold.cc (queue_middle_tasks): Call create_notes.
3871 * output.cc (Output_section::update_flags_for_input_section): Move
3872 here from output.h. If SHF_ALLOC flag is newly set, mark address
3874 * output.h (Output_data::mark_address_invalid): New function.
3875 (class Output_section): Only declare, not define,
3876 update_flags_for_input_section. Remove set_flags.
3878 2009-06-24 Ian Lance Taylor <iant@google.com>
3880 * script-sections.cc (Output_section_definition::
3881 set_section_addresses): Rename shadowing local load_address to
3884 2009-06-24 Ian Lance Taylor <iant@google.com>
3887 * reloc.cc (relocate_sections): Skip empty relocation sections.
3889 2009-06-23 Ian Lance Taylor <iant@google.com>
3892 * layout.cc (Layout::create_note): Use choose_output_section
3893 rather than make_output_section.
3895 2009-06-23 Ian Lance Taylor <iant@google.com>
3898 * options.cc (General_options::parse_V): Set printed_version_.
3899 (General_options::General_options): Initialize printed_version_.
3900 * options.h (class General_options): Add printed_version_ field.
3901 * gold.cc (queue_initial_tasks): If there are no input files,
3902 don't give a fatal error if we printed the version information.
3903 (queue_middle_tasks): If using -r with a shared object, give a
3904 fatal error rather than an ordinary error.
3906 2009-06-23 Ian Lance Taylor <iant@google.com>
3909 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3910 (Layout::make_output_section): Set have_stabstr_section_ if we see
3911 a .stab*str section.
3912 (Layout::finalize): Call link_stabs_sections.
3913 (Layout::link_stabs_sections): New file.
3914 * layout.h (class Layout): Add have_stabstr_section_ field.
3915 Declare link_stabs_sections.
3917 2009-06-23 Doug Kwan <dougkwan@google.com>
3919 * Makefile.am (libgold_a_LIBADD): New.
3920 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3921 * Makefile.in: Regenerate.
3922 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3923 * configure: Regenerate.
3924 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3925 * fileread.cc: Include sys/state.h
3926 * gold.h: Declare memmem and strndup if found missing.
3927 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3929 2009-06-23 Ian Lance Taylor <iant@google.com>
3931 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3932 * configure: Rebuild.
3934 2009-06-23 Ian Lance Taylor <iant@google.com>
3937 * object.cc (Object::section_contents): Don't try to get a view if
3938 the section has length zero.
3939 (Object::handle_gnu_warning_section): If the section is empty, use
3940 the name of the section as the warning.
3942 2009-06-23 Ian Lance Taylor <iant@google.com>
3945 * stringpool.h (class Stringpool_template): Add optimize_ field.
3946 (Stringpool_template::set_optimize): New function.
3947 * stringpool.cc (Stringpool_template::Stringpool_template):
3948 Initialize optimize_ field.
3949 (Stringpool_template::set_string_offsets): Test local optimize
3950 fild rather than parameter.
3951 * layout.cc (Layout::Layout): Call set_optimize on the section
3954 2009-06-22 Ian Lance Taylor <iant@google.com>
3957 * yyscript.y: Parse TARGET.
3958 * script.cc (script_set_target): New function.
3959 * script-c.h (script_set_target): Declare.
3960 * options.cc (General_options::string_to_object_format): Rename
3961 from string_to_object_format in anonymous namespace. Change
3963 * options.h (class General_options): Declare
3964 string_to_object_format.
3966 2009-06-22 Ian Lance Taylor <iant@google.com>
3968 * script-sections.cc (Script_sections::create_segments): Don't put
3969 program headers in a PT_LOAD segment if -n or -N.
3971 2009-06-22 Ian Lance Taylor <iant@google.com>
3974 * options.h (class General_options): Add -z lazy and -z now. Sort
3975 -z options into alphabetical order.
3976 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3978 2009-06-21 Ian Lance Taylor <iant@google.com>
3980 * layout.cc (Layout::make_output_section): Call
3981 Target::new_output_section.
3982 (Layout::attach_allocated_section_to_segment): Put large section
3983 sections in a separate load segment with the large segment flag
3985 (Layout::segment_precedes): Sort large data segments after other
3987 (align_file_offset): New static function.
3988 (Layout::set_segment_offsets): Use align_file_offset.
3989 * output.h (class Output_section): Add is_small_section_ and
3990 is_large_section_ fields.
3991 (Output_section::is_small_section): New function.
3992 (Output_section::set_is_small_section): New function.
3993 (Output_section::is_large_section): New function.
3994 (Output_section::set_is_large_section): New function.
3995 (Output_section::is_large_data_section): New function.
3996 (class Output_segment): Add is_large_data_segment_ field.
3997 (Output_segment::is_large_data_segment): New function.
3998 (Output_segment::set_is_large_data_segment): New function.
3999 * output.cc (Output_section::Output_section): Initialize new
4001 (Output_segment::Output_segment): Likewise.
4002 (Output_segment::add_output_section): Add assertion that large
4003 data sections always go in large data segments. Force small data
4004 sections to the end of the list of data sections. Force small BSS
4005 sections to the start of the list of BSS sections. For large BSS
4006 sections to the end of the list of BSS sections.
4007 * symtab.h (class Symbol): Declare is_common_shndx.
4008 (Symbol::is_defined): Check Symbol::is_common_shndx.
4009 (Symbol::is_common): Likewise.
4010 (class Symbol_table): Define enum Commons_section_type. Update
4011 declarations. Add small_commons_ and large_commons_ fields.
4012 * symtab.cc (Symbol::is_common_shndx): New function.
4013 (Symbol_table::Symbol_table): Initialize new fields.
4014 (Symbol_table::add_from_object): Put small and large common
4015 symbols in the right list.
4016 (Symbol_table::sized_finalized_symbol): Check
4017 Symbol::is_common_shndx.
4018 (Symbol_table::sized_write_globals): Likewise.
4019 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4020 common symbol lists. Don't call do_allocate_commons_list if the
4022 (Symbol_table::do_allocate_commons_list): Remove is_tls
4023 parameter. Add comons_section_type parameter. Change all
4024 callers. Handle small and large common symbols.
4025 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4026 Symbol::is_common_shndx.
4027 * resolve.cc (symbol_to_bits): Likewise.
4028 * target.h (Target::small_common_shndx): New function.
4029 (Target::small_common_section_flags): New function.
4030 (Target::large_common_shndx): New function.
4031 (Target::large_common_section_flags): New function.
4032 (Target::new_output_section): New function.
4033 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4034 small_common_section_flags, and large_common_section_flags
4036 (Target::do_new_output_section): New virtual function.
4037 * arm.cc (Target_arm::arm_info): Initialize new fields.
4038 * i386.cc (Target_i386::i386_info): Likewise.
4039 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4041 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4042 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4043 (Target_x86_64::do_new_output_section): New function.
4044 * configure.ac: Define conditional MCMODEL_MEDIUM.
4045 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4046 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4047 (large_LDFLAGS): Define.
4048 * testsuite/large.c: New file.
4049 * testsuite/testfile.cc (Target_test::test_target_info):
4050 Initialize new fields.
4051 * configure, testsuite/Makefile.in: Rebuild.
4053 2009-06-05 Doug Kwan <dougkwan@google.com>
4055 * Makefile.am (CCFILES): Add target.cc.
4056 * Makefile.in: Regenerate.
4057 * i386.cc (class Target_i386): Define new virtual method to
4058 override do_is_local_label_name in parent.
4059 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4060 local symbols if --discard-locals or -X is given.
4061 * options.h (class General_options): Declare new options
4062 '--discard-locals' and '-X' for discarding locals.
4063 * target.h (class Target): Define new methods is_local_label_name.
4064 Declare new virtual method do_is_local_label_name.
4065 * target.cc: New file.
4066 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4067 (check_SCRIPTS): Add discard_locals_test.sh.
4068 (check_DATA): Add discard_local_tests.syms.
4069 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4070 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4071 * testsuite/Makefile.in: Regenerate.
4072 * testsuite/discard_locals_test.c: New file.
4073 * testsuite/discard_locals_test.sh: Same.
4075 2009-06-05 Doug Kwan <dougkwan@google.com>
4077 * object.cc (Sized_relobj::Sized_relobj): Initialize
4078 discarded_eh_frame_shndx_ to -1U.
4079 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4081 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4082 a discarded .eh_frame section.
4083 (Sized_relobj::do_finalize_local_symbols): Ditto.
4084 * object.h (class Sized_relobj): Declare new member
4085 discarded_eh_frame_shndx_.
4086 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4087 (local_labels_test.o, local_labels_test): New rules.
4088 * testsuite/Makefile.in: Regenerate.
4090 2009-06-04 Doug Kwan <dougkwan@google.com>
4092 * layout.cc (Layout::section_name_mapping): Add mapping for
4093 special ARM sections.
4095 2009-06-03 Doug Kwan <dougkwan@google.com>
4097 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4098 (utils::has_overflow): Same.
4100 2009-06-03 Ian Lance Taylor <iant@google.com>
4102 * layout.cc (Layout::section_name_mapping): New array, replacing
4103 Layout::linkonce_mapping.
4104 (Layout::section_name_mapping_count): New variable, replacing
4105 Layout::linkonce_mapping_count.
4106 (Layout::linkonce_output_name): Remove.
4107 (Layout::output_section_name): Rewrite.
4108 * layout.h (class Layout): Rename Linkonce_mapping to
4109 Section_name_mapping, linkonce_mapping to section_name_mapping,
4110 linkonce_mapping_count to section_name_mapping_count. Don't
4111 declare linkonce_output_name.
4113 2009-06-03 Doug Kwan <dougkwan@google.com>
4115 * gold/arm.cc (namespace utils): New.
4116 (Target_arm::reloc_is_non_pic): Define new method.
4117 (class Arm_relocate_functions): New.
4118 (Target_arm::Relocate::relocate): Handle relocation types used by
4121 2009-06-03 Ian Lance Taylor <iant@google.com>
4123 * arm.cc (Target_arm::scan::global): Use || instead of |.
4125 2009-06-02 Doug Kwan <dougkwan@google.com>
4127 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4128 issued_non_pic_error_.
4129 (class Target_arm::Scan): Declare new method check_non_pic.
4130 Define new method symbol_needs_plt_entry.
4131 Declare new data member issued_non_pic_error_.
4132 (class Target_arm::Relocate): Declare new method
4133 should_apply_static_reloc.
4134 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4135 (Target_arm::Scan::check_non_pic): Define new method.
4136 (Target_arm::Scan::local): Handle a small subset of reloc types used
4138 (Target_arm::Scan::local): Same.
4139 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4141 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4143 * incremental.cc (Incremental_inputs::report_command_line): Filter
4144 out --incremental-* options.
4146 2009-05-29 Doug Kwan <dougkwan@google.com>
4148 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4150 (class Target_arm): Update comment.
4151 (Target_arm::Target_arm): Initialize new data members GOT_,
4152 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4153 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4154 and Target_arm::rel_dyn_section.
4155 Declare new_enum Target_arm::Got_type.
4156 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4158 Update commments for member do_dynsym_value.
4159 (Target_arm::got_size, Target_arm::plt_section,
4160 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4161 new methods inside class defintion.
4162 (Target_arm::got_section): Define new method.
4163 (Target_arm::rel_dyn_section): Same.
4164 (Output_data_plt_arm): New template class.
4165 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4166 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4167 (Output_data_plt_arm::add_entry): Same.
4168 (Output_data_plt_arm::first_plt_entry): Define new
4169 static data member for PLT instruction template.
4170 (Output_data_plt_arm::plt_entry): Same.
4171 (Output_data_plt_arm::do_write): Define new method.
4172 (Target_arm::make_plt_entry): Same.
4173 (Target_arm::do_finalize_sections): Same.
4174 (Target_arm::do_dynsym_value): Same.
4176 2009-05-28 Doug Kwan <dougkwan@google.com>
4178 * Makefile.am (TARGETSOURCES): Add arm.cc.
4179 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4180 * Makefile.in: Regenerate.
4182 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4184 2009-05-26 Doug Kwan <dougkwan@google.com>
4186 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4187 (General_options::check_excluded_libs): Strip off directories in
4188 archive name before matching like GNU ld does.
4189 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4190 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4191 (exclude_libs_test_LDFLAGS): Add linker option
4192 -Wl,--exclude-libs,libexclude_libs_test_3
4193 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4194 an explicit archive without using -l.
4195 (alt/libexclude_libs_test_3.a): New make rule.
4196 * testsuite/Makefile.in: Regenerate.
4197 * testsuite/exclude_libs_test.c : Declare lib3_default().
4199 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4200 * exclude_libs_test_3.c: New file.
4202 2009-05-26 Nick Clifton <nickc@redhat.com>
4204 * po/id.po: New Indonesian translation.
4205 * po/gold.pot: Updated template file.
4207 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4209 * testsuite/Makefile.am: Add -ffunction-sections to compile
4210 gc_comdat_test files. Add -Wl,--gc-sections to build
4212 * testsuite/Makefile.in: Regenerate.
4213 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4215 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4217 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4218 kept comdat section was garbage collected.
4219 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4220 * testsuite/Makefile.in: Regenerate.
4221 * testsuite/gc_comdat_test.sh: New file.
4222 * testsuite/gc_comdat_test_1.cc: New file.
4223 * testsuite/gc_comdat_test_2.cc: New file.
4225 2009-05-19 Doug Kwan <dougkwan@google.com>
4227 * archive.cc (Archive::Archive): Move constructor from archive.h
4228 to here. Initialize no_export_.
4229 (Archive::get_elf_object_for_member): Set no_export flag of object.
4230 * archive.h (Archive::Archive): Move constructor body to
4232 (Archive::no_export): New method.
4233 (Archive::no_export_): New field.
4234 * object.h (Object::Object): Initialize no_export_ to false.
4235 (Object::no_export, Object::set_no_export): New methods.
4236 (Object::no_export_): New field.
4237 * options.cc (General_options::parse_exclude_libs): New method.
4238 (General_options::check_excluded_libs) Same.
4239 * options.h (exclude_libs): New option.
4240 (General_options::check_excluded_libs): New method declaration.
4241 (General_options::excluded_libs_): New field.
4242 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4243 default or protected visibility if an object has no-export flag set.
4244 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4245 (check_SCRIPTS): Add exclude_libs_test.sh.
4246 (check_DATA): Add exclude_libs_test.syms.
4247 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4248 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4249 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4250 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4251 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4252 libexclude_libs_test_2.a): New rules.
4253 * testsuite/Makefile.in: Regenerate.
4254 * testsuite/exclude_libs_test.c: New file.
4255 * testsuite/exclude_libs_test.sh: Ditto.
4256 * testsuite/exclude_libs_test_1.c: Ditto.
4257 * testsuite/exclude_libs_test_2.c: Ditto.
4259 2009-05-15 Ian Lance Taylor <iant@google.com>
4261 * configure.ac: Check for declarations for cases where libiberty.h
4262 checks HAVE_DECL_xxx.
4263 * configure, config.in: Rebuild.
4265 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4267 * gold.h (Incremental_argument_list): Remove (invalid) forward
4269 * incremental.cc (Incremental_inputs::report_achive): New method.
4270 (Incremental_inputs::report_object): New method.
4271 (Incremental_inputs::report_script): New method.
4272 (Incremental_inputs::finalize_inputs): New method.
4273 (Incremental_inputs::finalize): Call finalize_inputs().
4274 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4275 Create inputs entries.
4276 * incremental.h (Incremental_input_type): New enum.
4277 (Incremental_inputs::Incremental_input): Initialize new fields.
4278 (Incremental_inputs::report_inputs): New method.
4279 (Incremental_inputs::report_achive): New method.
4280 (Incremental_inputs::report_object): New method.
4281 (Incremental_inputs::report_script): New method.
4282 (Incremental_inputs::finalize_inputs): New method.
4283 (Incremental_inputs::Input_info): New struct.
4284 (Incremental_inputs::Input_info_map): New typedef.
4285 (Incremental_inputs::lock_): New field.
4286 (Incremental_inputs::Inputs_): New field.
4287 (Incremental_inputs::Inputs_map): New field.
4288 * main.cc (main): Call Incremental_input::report_inputs.
4289 * options.h (Input_argument_list): Typedef moved from
4291 (Input_file_group::Files): Remove, use ::Input_argument_list.
4292 (Input_file_group::Input_argument_list): Remove, use
4293 ::Input_argument_list.
4294 * plugin.cc (Plugin_manager::add_input_file): Add error in
4296 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4298 * script.cc (read_input_script): Call
4299 Incremental_input::report_script.
4300 * script.h (Script_info): New class.
4302 2009-04-27 Ian Lance Taylor <iant@google.com>
4304 * x86_64.cc (do_adjust_output_section): Set entsize to
4307 2009-04-23 Elliott Hughes <enh@google.com>
4309 * output.cc (Output_file::close): After short writes, continue
4310 writing from the correct offset in the buffer being written.
4312 2009-04-23 Chris Demetriou <cgd@google.com>
4314 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4315 * configure: Regenerate.
4316 * config.in: Regenerate.
4317 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4318 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4320 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4322 * incremental.cc (Incremental_inputs_header_data): Renamed from
4323 Incremental_input_header_data.
4324 (Incremental_inputs_header_data::data_size): New field.
4325 (Incremental_inputs_header_data::put_input_file_count): Renamed
4326 from input_file_count.
4327 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4328 from command_line_offset.
4329 (Incremental_inputs_header_data::put_reserved): Renamed from
4331 (Incremental_inputs_entry_data): Renamed from
4332 Incremental_input_entry_data.
4333 (Incremental_inputs_entry_data::data_size): New field.
4334 (Incremental_inputs::report_command_line): New method.
4335 (Incremental_inputs::finalize): New method.
4336 (Incremental_inputs::create_incremental_inputs_data): New method.
4337 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4338 * incremental.h: New file.
4339 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4340 (Layout::finalize): Create incremental inputs section in
4342 (Layout::create_incremental_info_sections): New method.
4343 * layout.h (Layout::incremental_inputs): New method.
4344 (Layout::create_incremental_info_sections): New method.
4345 (Layout::incremental_inputs_): New field.
4346 * main.cc (main): Notify Incremental_input of the command line.
4348 2009-04-01 Ian Lance Taylor <iant@google.com>
4349 Mikolaj Zalewski <mikolajz@google.com>
4351 * gold.h (reserve_unordered_map): Define, three versions, one for
4352 each version of Unordered_map.
4353 * layout.cc (Layout::Layout): Remove options parameter. Add
4354 number_of_input_files parameter. Don't initialize options_.
4355 Initialize number_of_input_files_ and resized_signatures_. Move
4356 sections_are_attached_.
4357 (Layout::layout_group): Reserve space for group_signatures_.
4358 (Layout::find_or_add_kept_section): Change name parameter to be a
4359 reference. Resize signatures_ map when it gets large enough.
4360 (Layout::layout_eh_frame): Use parameters->options() instead of
4362 (Layout::make_output_section): Likewise.
4363 (Layout::attach_allocated_section_to_segment): Likewise.
4364 (Layout::finalize, Layout::create_executable_stack): Likewise.
4365 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4366 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4367 * layout.h (class Layout): Update declarations. Remove options_
4368 field. Add number_of_input_files_ and resized_signatures_
4369 fields. Move sections_are_attached_ field.
4370 * main.cc (main): Pass number of input files to Layout
4371 constructor. Don't pass options.
4373 2009-03-30 Ian Lance Taylor <iant@google.com>
4375 * ffsll.c (ffsll): Correct implementation.
4377 2009-03-27 Ian Lance Taylor <iant@google.com>
4379 * ffsll.c: New file.
4380 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4381 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4382 * ftruncate.c (ftruncate): Declare before definition.
4383 * mremap.c (mremap): Likewise.
4384 * pread.c (pread): Likewise.
4385 * configure, Makefile.in, config.in: Rebuild.
4387 * mremap.c: New file.
4388 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4389 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4390 (mremap): Declare if HAVE_MREMAP is not defined.
4391 * configure, Makefile.in, config.in: Rebuild.
4393 2009-03-27 Cary Coutant <ccoutant@google.com>
4395 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4396 position independent.
4397 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4398 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4400 2009-03-24 Cary Coutant <ccoutant@google.com>
4402 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4404 (needs_dynamic_reloc): Likewise.
4406 2009-03-24 Ian Lance Taylor <iant@google.com>
4408 * yyscript.y (file_cmd): Recognize EXTERN.
4409 (extern_name_list, extern_name_list_body): New nonterminals.
4410 * script.cc (script_add_extern): Define.
4411 * script-c.h (script_add_extern): Declare.
4413 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4415 * object.cc (is_elf_object): Define.
4416 * object.h (is_elf_object): Declare.
4417 * archive.cc (Archive::get_elf_object_for_member): Call
4419 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4421 2009-03-24 Elliott Hughes <enh@google.com>
4423 * output.cc (Output_file::map_anonymous): Define.
4424 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4425 try an anonymous one. Report the size if the mmap fails.
4426 * output.h (class Output_file): Declare map_anonymous.
4428 2009-03-24 Ian Lance Taylor <iant@google.com>
4430 * target-select.cc (instantiate_target): Don't acquire the lock if
4431 the instantiated_target_ field has already been set.
4433 2009-03-23 Ian Lance Taylor <iant@google.com>
4435 * gold-threads.h (class Initialize_lock): Define.
4436 * gold-threads.cc (class Initialize_lock_once): Define.
4437 (initialize_lock_control): New static variable.
4438 (initialize_lock_pointer): New static variable.
4439 (initialize_lock_once): New static function.
4440 (Initialize_lock::Initialize_lock): Define.
4441 (Initialize_lock::initialize): Define.
4442 * target-select.h: Include "gold-threads.h".
4443 (class Target_selector): Add lock_ and initialize_lock_ fields.
4444 Don't define instantiate_target, just declare it.
4445 * target-select.cc (Target_selector::Target_selector): Initialize
4447 (Target_selector::instantiate_target): Define.
4448 * descriptors.h: Include "gold-threads.h".
4449 (class Descriptors): Add initialize_lock_ field.
4450 * descriptors.cc (Descriptors::Descriptors): Initialize new
4452 (Descriptors::open): Use initialize_lock_ field
4453 * errors.h (class Errors): Add initialize_lock_ field.
4454 * errors.cc (Errors::Errors): Initialize new field.
4455 (Errors::initialize_lock): Use initialize_lock_ field.
4456 * powerpc.cc (class Target_selector_powerpc): Remove
4457 instantiated_target_ field. In do_recognize call
4458 instantiate_target rather than do_instantiate_target. In
4459 do_instantiate_target just allocate a new target.
4460 * sparc.cc (class Target_selector_sparc): Likewise.
4462 * freebsd.h: New file.
4463 * i386.cc: Include "freebsd.h".
4464 (Target_i386): Derive from Target_freebsd rather than
4466 (Target_selector_i386): Derive from Target_selector_freebsd rather
4467 than Target_selector.
4468 * x86_64.cc: Include "freebsd.h".
4469 (Target_x86_64): Derive from Target_freebsd rather than
4471 (Target_selector_x86_64): Derive from Target_selector_freebsd
4472 rather than Target_selector.
4473 * target.h (class Target): Add adjust_elf_header and
4474 do_adjust_elf_header.
4475 * output.cc (Output_file_header:: do_sized_write): Call target
4476 adjust_elf_header routine.
4477 * configure.tgt: Set targ_osabi.
4478 * configure.ac: Define GOLD_DEFAULT_OSABI.
4479 * parameters.cc (Parameters::default_target): Pass
4480 GOLD_DEFAULT_OSABI to select_target.
4481 * target-select.h (class Target_selector): Make instantiate_target
4482 protected rather than private.
4483 * Makefile.am (HFILES): Add freebsd.h.
4484 * configure, Makefile.in, config.in: Rebuild.
4486 * merge.cc (do_add_input_section): Correct pend value. Change
4487 message about last entry not being null terminated from error to
4490 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4492 * incremental.cc: New file.
4493 * Makefile.am (CCFILES): Add incremental.cc.
4494 * Makefile.in: Rebuild.
4496 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4498 * layout.cc (Layout::output_section_name): Preserve names
4499 of '.note.' sections.
4501 2009-03-19 Ian Lance Taylor <iant@google.com>
4503 * descriptors.cc (Descriptors::open): Check that the options are
4504 valid before using them.
4506 2009-03-18 Ian Lance Taylor <iant@google.com>
4508 * script-sections.h: Include <list>.
4509 (class Script_sections): Change Sections_elements from std::vector
4510 to std::list. Typedef public Elements_iterator. Add
4511 orphan_section_placement_, data_segment_align_start_, and
4512 saw_data_segment_align_ fields. Remove data_segment_align_index_
4514 * script-sections.cc (class Orphan_section_placement): New class.
4515 (class Sections_element): Add virtual functions is_relro and
4516 orphan_section_init. Remove virtual function place_orphan_here.
4517 (class Output_section_definition): Add is_relro and
4518 orphan_section_init. Remove place_orphan_here.
4519 (class Orphan_output_section): Likewise.
4520 (Script_sections::Script_sections): Update for field changes.
4521 (Script_sections::data_segment_align): Set saw_data_segment_align_
4522 and data_segment_align_start_, not data_segment_align_index.
4523 (Script_sections::data_segment_relro_end): Check
4524 saw_data_segment_align_. Use data_segment_align_start_ rather
4525 than data_segment_align_index_.
4526 (Script_sections::place_orphan): Rewrite to use
4527 Orphan_section_placement.
4529 2009-03-17 Ian Lance Taylor <iant@google.com>
4531 * archive.cc (Archive::add_symbols): Check for a version attached
4532 to the symbol name in the archive map.
4533 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4534 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4535 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4536 (ver_test_11.a): New target.
4537 * testsuite/Makefile.in: Rebuild.
4539 * configure.ac: Check for chsize and posix_fallocate. Replace
4541 * ftruncate.c: New file, from gnulib.
4542 * output.cc (posix_fallocate): Define dummy version if not
4543 HAVE_POSIX_FALLOCATE.
4544 (Output_file::map): Call posix_fallocate rather than lseek and
4546 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4547 * configure, Makefile.in, config.in: Rebuild.
4549 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4551 * layout.h (Layout::create_note): Add section_name parameter.
4552 * layout.cc (Layout::create_note): Likewise.
4553 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4555 2009-03-17 Ian Lance Taylor <iant@google.com>
4557 * descriptors.cc: Include "options.h".
4558 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4559 (Descriptors::open): Always use O_CLOEXEC when opening a new
4560 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4561 then set FD_CLOEXEC.
4563 * sparc.cc (class Target_sparc): Add has_got_section.
4564 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4565 make sure we have a GOT section.
4567 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4568 (Target_sparc::Scan::local): Likewise.
4569 (Target_sparc::Scan::global): Likewise.
4570 (Target_sparc::Relocate::relocate): Likewise.
4571 (Target_sparc::Relocate::relocate_tls): Likewise.
4573 * symtab.cc (Symbol_table::define_default_version): New function,
4574 broken out of add_from_object.
4575 (Symbol_table::add_from_object): Call define_default_version.
4576 (Symbol_table::define_special_symbol): Add resolve_oldsym
4577 parameter. Change all callers. If the version for a symbol comes
4578 from a version script, resolve it with the symbol with the same
4579 name with no version. Also add the symbol without a version if
4581 (do_define_in_output_data): If resolving with oldsym, don't delete
4583 (do_define_in_output_segment): Likewise.
4584 (do_define_as_constant): Likewise.
4585 * symtab.h (class Symbol_table): Update declarations.
4587 2009-03-13 Ian Lance Taylor <iant@google.com>
4589 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4590 (Read_symbols::requeue): New function.
4591 (Read_symbols::do_read_symbols): If make_elf_object fails because
4592 the target type is not configured, and the file was searched for,
4593 issue a warning and retry with the next directory.
4594 (Add_symbols::run): If the file has an incompatible format, and
4595 it was searched for, requeue the Read_symbols task. On error,
4597 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4598 dirindex parameter to constructor. Change all callers. Declare
4599 incompatible_warning and requeue.
4600 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4601 input_argument_ and input_group_ fields. Add them to
4602 constructor. Change all callers.
4603 (class Read_script): Add dirindex_ field. Add it to constructor.
4605 * archive.cc (Archive::setup): Remove input_objects parameter.
4607 (Archive::get_file_and_offset): Likewise.
4608 (Archive::read_all_symbols): Likewise.
4609 (Archive::read_symbols): Likewise.
4610 (Archive::get_elf_object_for_member): Remove input_objects
4611 parameter. Add punconfigured parameter. Change all callers.
4612 (Archive::add_symbols): Change return type to bool. Check return
4613 value of include_member.
4614 (Archive::include_all_members): Likewise.
4615 (Archive::include_member): Change return type to bool. Return
4616 false if first included object has incompatible target. Set
4617 included_member_ field.
4618 (Add_archive_symbols::run): If add_symbols returns false, requeue
4620 * archive.h (class Archive): Add included_member_ field.
4621 Initialize it in constructor. Add input_file and searched_for
4622 methods. Update declarations.
4623 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4624 input_argument_ fields. Add them to constructor. Change all
4626 * script.cc: Include "target-select.h".
4627 (class Parser_closure): Add skip_on_incompatible_target_ and
4628 found_incompatible_target_ fields. Add
4629 skip_on_incompatible_target parameter to constructor. Change all
4630 callers. Add methods skip_on_incompatible_target,
4631 clear_skip_on_incompatible_target, found_incompatible_target, and
4632 set_found_incompatible_target.
4633 (read_input_script): Add dirindex parameter. Change all callers.
4634 If parser finds an incompatible target, requeue Read_symbols
4636 (script_set_symbol): Clear skip_on_incompatible_target in
4638 (script_add_assertion, script_parse_option): Likewise.
4639 (script_start_sections, script_add_phdr): Likewise.
4640 (script_check_output_format): New function.
4641 * script.h (read_input_script): Update declaration.
4642 * script-c.h (script_check_output_format): Declare.
4643 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4644 (ignore_cmd): Remove OUTPUT_FORMAT.
4645 * fileread.cc (Input_file::Input_file): Add explicit this.
4646 (Input_file::will_search_for): New function.
4647 (Input_file::open): Add pindex parameter. Change all callers.
4648 * fileread.h (class Input_file): Add input_file_argument method.
4649 Declare will_search_for. Update declarations.
4650 * object.cc (make_elf_object): Add punconfigured parameter.
4652 * object.h (class Object): Make input_file public. Add
4653 searched_for method.
4654 (make_elf_object): Update declaration.
4655 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4657 * dirsearch.h (class Dirsearch): Update declaration.
4658 * options.h (class General_options): Add --warn-search-mismatch.
4659 * parameters.cc (Parameters::is_compatible_target): New function.
4660 * parameters.h (class Parameters): Declare is_compatible_target.
4661 * workqueue.cc (Workqueue::add_blocker): New function.
4662 * workqueue.h (class Workqueue): Declare add_blocker.
4664 * fileread.cc (Input_file::open): Remove options parameter.
4666 (Input_file::open_binary): Likewise.
4667 * script.cc (read_input_script): Likewise.
4668 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4669 options parameter from constructor. Change all callers.
4670 (class Read_script): Likewise.
4671 * fileread.h (class Input_file): Update declarations.
4672 * script.h (read_input_script): Update declaration.
4674 2009-03-10 Nick Clifton <nickc@redhat.com>
4676 * po/es.po: New Spanish translation.
4678 2009-03-06 Cary Coutant <ccoutant@google.com>
4680 * options.cc (parse_short_option): Keep dash_z from registering itself.
4682 2009-03-03 Ian Lance Taylor <iant@google.com>
4685 * target-reloc.h (relocate_section): Pass output_section to
4687 * i386.cc (Target_i386::should_apply_static_reloc): Add
4688 output_section parameter. Change all callers.
4689 (Target_i386::Relocate::relocate): Add output_section parameter.
4690 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4691 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4692 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4693 * testsuite/two_file_shared.sh: New script.
4694 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4695 (check_DATA): Add two_file_shared.dbg.
4696 (two_file_shared.dbg): New target.
4697 * testsuite/Makefile.in: Rebuild.
4699 2009-03-01 Ian Lance Taylor <iant@google.com>
4701 * configure.ac: Check for byteswap.h.
4702 * configure: Rebuild.
4703 * config.in: Rebuild.
4705 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4707 * layout.cc (Layout::find_or_add_kept_section): New function.
4708 (Layout::add_comdat): Removed.
4709 * layout.h (struct Kept_section): Move out of class Layout.
4710 Remove trailing underscores from field names. Add group_sections
4711 field. Rename group_ field to is_group. Change all uses.
4712 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4713 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4714 comdat_groups_ field.
4715 (Sized_relobj::include_section_group): Use
4716 find_or_add_kept_section and Kept_section::group_sections.
4717 (Sized_relobj::include_linkonce_section): Likewise.
4718 * object.cc (class Sized_relobj): Don't define Comdat_group or
4719 Comdat_group_table. Remove find_comdat_group and
4720 add_comdat_group. Remove comdat_groups_ field.
4721 * plugin.cc (include_comdat_group): Use
4722 Layout::find_or_add_kept_section.
4724 2009-02-28 Ian Lance Taylor <iant@google.com>
4726 * README: --gc-sections and map files are now supported. Document
4727 some build requirements.
4730 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4731 relocatable link set the value of the section symbol to zero.
4732 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4733 relocatable link don't include the section address in the local
4736 2009-02-27 Ian Lance Taylor <iant@google.com>
4739 * options.h (class Search_directory): Add is_system_directory.
4740 (class General_options): Declare is_in_system_directory.
4741 * options.cc (get_relative_sysroot): Make static.
4742 (get_default_sysroot): Make static.
4743 (General_optoins::is_in_system_directory): New function.
4744 * fileread.cc (Input_file::is_in_system_directory): New function.
4745 * fileread.h (class Input_file): Declare is_in_system_directory.
4746 * object.h (class Object): Add is_in_system_directory.
4747 (class Input_objects): Remove system_library_directory_ field.
4748 * object.cc (Input_objects::add_object): Don't set
4749 system_library_directory_.
4750 (input_objects::found_in_system_library_directory): Remove.
4751 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4752 parameter. Change all callers.
4753 (Symbol_table::sized_write_globals): Likewise.
4754 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4755 Call Object::is_in_system_directory.
4756 * symtab.h (class Symbol_table): Update declarations.
4759 * descriptors.h (Open_descriptor): Add is_on_stack field.
4760 * descriptors.cc (Descriptors::open): If the descriptor is on the
4761 top of the stack, remove it. Initialize is_on_stack field.
4762 (Descriptors::release): Only add pod to stack if it is not on the
4764 (Descriptors::close_some_descriptor): Clear stack_next and
4768 * output.cc (Output_section::find_starting_output_address): Rename
4769 from starting_output_address; add PADDR parameter; change return
4771 * output.h (class Output_section): Declare
4772 find_starting_output_address instead of starting_output_address.
4773 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4774 section symbol for which we can't find a merge section.
4777 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4778 hidden or internal, force the symbol to be local.
4779 * resolve.cc (Symbol::override_visibility): Define.
4780 (Symbol::override_base): Use override_visibility.
4781 (Symbol_table::resolve): Likewise.
4782 (Symbol::override_base_with_special): Likewise.
4783 (Symbol_table::override_with_special): If the visibility is hidden
4784 or internal, force the symbol to be local.
4785 * symtab.h (class Symbol): Add set_visibility and
4786 override_visibility.
4787 * testsuite/ver_test_1.sh: New file.
4788 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4789 (check_DATA): Add ver_test_1.syms.
4790 (ver_test_1.syms): New target.
4791 * testsuite/Makefile.in: Rebuild.
4793 2009-02-25 Cary Coutant <ccoutant@google.com>
4795 * layout.cc (Layout::choose_output_section): Don't rename sections
4796 when using a linker script that has a SECTIONS clause.
4797 * Makefile.in: Regenerate.
4799 * testsuite/Makefile.am (script_test_5.sh): New test case.
4800 * testsuite/Makefile.in: Regenerate.
4801 * testsuite/script_test_5.cc: New file.
4802 * testsuite/script_test_5.sh: New file.
4803 * testsuite/script_test_5.t: New file.
4805 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4807 * archive.cc (Archive::include_member): Update calls to add_symbols.
4808 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4809 the Layout argument.
4810 * dynobj.h (do_add_symbols): Add the Layout argument.
4811 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4813 * object.h (Object::add_symbols): Add the Layout argument.
4814 (Object::do_add_symbols): Add the Layout argument.
4815 (Sized_relobj::do_add_symbols): Add the Layout argument.
4816 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4817 Unify the two versions.
4818 (Add_plugin_symbols): Remove.
4819 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4820 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4821 (Add_plugin_symbols): Remove.
4822 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4823 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4824 (Add_symbols::run): Make it work with Pulginobj.
4826 2009-02-06 Ian Lance Taylor <iant@google.com>
4828 * object.cc (Sized_relobj::do_layout): Make info message start
4829 with lower case letter.
4831 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4833 * binary.cc: Fix file comment.
4835 * options.h (enum Incremental_disposition): Define.
4836 (class General_options): Add new options: --incremental,
4837 --incremental_changed, --incremental_unchanged,
4838 --incremental_unknown. Add incremental_disposition_ and
4839 implicit_incremental_ fields.
4840 (General_options::incremental_disposition): New function.
4841 (class Position_dependent_options): Add incremental_disposition
4843 (Position_dependent_options::copy_from_options): Set incremental
4845 * options.cc (General_options::parse_incremental_changed): New
4847 (General_options::parse_incremental_unchanged): New function.
4848 (General_options::parse_incremental_unknown): New function.
4849 (General_options::General_options): Initialize new fields
4850 incremental_disposition_ and implicit_incremental_.
4851 (General_options::finalize): Check for uasge of --incremental-*
4852 without --incremental.
4854 2009-02-06 Chris Demetriou <cgd@google.com>
4856 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4857 pointer and to report location as the file name associated with
4859 (gold_undefined_symbol_at_location): New function to replace the
4860 old gold_undefined_symbol functionality.
4861 * target-reloc.h (relocate_section): Update to use
4862 gold_undefined_symbol_at_location.
4863 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4864 Call gold_undefined_symbol function rather than gold_error.
4865 * errors.h (Errors::undefined_symbol): Take location as a
4866 string, rather than calculating it from a relocation.
4867 * errors.cc (Errors::fatal): Print "fatal error:" before the
4869 (Errors::error, Errors::error_at_location): Print "error: "
4870 before the formatted message.
4871 (Errors::undefined_symbol): Take location as a string, rather
4872 than calculating it from a relocation.
4873 (gold_undefined_symbol_at_location): New function akin to
4874 old gold_undefined_symbol, calculates location from relocation.
4875 (gold_undefined_symbol): Change to take only a Symbol pointer
4876 and to report location as the file name associated with the symbol.
4877 * testsuite/debug_msg.sh: Update for changed error messages.
4878 * testsuite/undef_symbol.sh: Likewise.
4880 2009-02-04 Duncan Sands <baldrick@free.fr>
4883 * reduced_debug_output.h
4884 (Output_reduced_debug_abbrev_section::failed): Use format for
4886 (Output_reduced_debug_info_section::faild): Likewise.
4888 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4890 * script.cc (Lazy_demangler): New class.
4891 (Version_script_info::get_symbol_version_helper): Demangle a
4894 2009-01-29 Cary Coutant <ccoutant@google.com>
4896 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4898 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4900 2009-01-28 Ian Lance Taylor <iant@google.com>
4902 * version.cc (version_string): Bump to 1.9.
4904 * gold.h: Include <cstring> and <stdint.h>.
4905 * version.cc: Include <cstdio>.
4906 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4908 * reduced_debug_output.cc (insert_into_vector): Rename from
4909 Insert_into_vector; change all callers. Use Swap_unaligned to
4910 avoid aliasing issue; remove union since it is unnecessary.
4912 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4914 * Makefile.am (CCFILES): Add gc.cc.
4916 * Makefile.in: Regenerate.
4917 * gold.cc (Gc_runner): New class.
4918 (queue_initial_tasks): Call garbage collection related tasks
4919 when corresponding options are invoked.
4920 (queue_middle_gc_tasks): New function.
4921 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4922 processed early before laying out sections during garbage collection.
4923 * gold.h (queue_middle_gc_tasks): New function.
4924 (is_prefix_of): Move from "layout.cc".
4925 * i386.cc (Target_i386::gc_process_relocs): New function.
4926 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4927 * main.cc (main): Create object of class "Garbage_collection".
4928 * object.cc (Relobj::copy_symbols_data): New function.
4929 (Relobj::is_section_name_included): New function.
4930 (Sized_relobj::do_layout): Allow this function to be called twice
4931 during garbage collection and defer layout of section during the
4933 * object.h (Relobj::get_symbols_data): New function.
4934 (Relobj::is_section_name_included): New function.
4935 (Relobj::copy_symbols_data): New function.
4936 (Relobj::set_symbols_data): New function.
4937 (Relobj::get_relocs_data): New function.
4938 (Relobj::set_relocs_data): New function.
4939 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4940 (Relobj::gc_process_relocs): New function.
4941 (Relobj::do_gc_process_relocs): New pure virtual function.
4942 (Relobj::sd_): New data member.
4943 (Sized_relobj::is_output_section_offset_invalid): New function.
4944 (Sized_relobj::do_gc_process_relocs): New function.
4945 * options.h (General_options::gc_sections): Modify to not be a no-op.
4946 (General_options::print_gc_sections): New option.
4947 * plugin.cc (Plugin_finish::run): Remove function call to
4948 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4949 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4950 * reloc.cc (Read_relocs::run): Add task to process relocs and
4951 determine unreferenced sections when doing garbage collection.
4952 (Gc_process_relocs): New class.
4953 (Sized_relobj::do_gc_process_relocs): New function.
4954 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4955 sections that are garbage collected.
4956 * reloc.h (Gc_process_relocs): New class.
4957 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4958 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4959 symbols whose corresponding sections are garbage collected.
4960 (Symbol_table::Symbol_table): Add new parameter for the garbage
4962 (Symbol_table::gc_mark_undef_symbols): New function.
4963 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4964 (Symbol_table::gc_mark_dyn_syms): New function.
4965 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4967 (Symbol_table::add_from_object): Likewise.
4968 (Symbol_table::add_from_relobj): When building shared objects, do not
4969 treat externally visible symbols as garbage.
4970 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4971 table information for static and relocatable links.
4972 * symtab.h (Symbol_table::set_gc): New function.
4973 (Symbol_table::gc): New function.
4974 (Symbol_table::gc_mark_undef_symbols): New function.
4975 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4976 (Symbol_table::gc_mark_dyn_syms): New function.
4977 (Symbol_table::gc_): New data member.
4978 * target.h (Sized_target::gc_process_relocs): New pure virtual
4980 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4981 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4983 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4985 * options.h (General_options::gc_sections): Define as a no-op for now.
4986 (General_options::no_keep_memory): Ditto.
4987 (General_options::Bshareable): Define.
4988 * options.cc (General_options::finalize): Honor -Bshareable.
4990 2009-01-20 Andreas Schwab <schwab@suse.de>
4992 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4993 read the value in the contents, since we don't use it. Use the
4994 template endianness when writing.
4995 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4997 2009-01-19 Andreas Schwab <schwab@suse.de>
4999 * configure.tgt (powerpc64-*): Fix targ_obj.
5001 2009-01-15 Ian Lance Taylor <iant@google.com>
5003 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5004 local symbols when stripping all symbols.
5006 2009-01-14 Cary Coutant <ccoutant@google.com>
5008 * output.cc (Output_reloc): Add explicit instantiations.
5010 2009-01-14 Cary Coutant <ccoutant@google.com>
5012 * archive.cc (Archive::get_elf_object_for_member): Remove call
5013 to File_read::claim_for_plugin.
5014 * descriptors.cc (Descriptors::open): Remove reference to
5016 (Descriptors::claim_for_plugin): Remove.
5017 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5018 (Descriptors::is_claimed): Remove.
5019 (claim_descriptor_for_plugin): Remove.
5020 * fileread.cc (File_read::claim_for_plugin): Remove.
5021 * fileread.h (File_read::claim_for_plugin): Remove.
5022 (File_read::descriptor): Reopen descriptor if necessary.
5023 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5024 (Plugin_manager::all_symbols_read): Add task parameter. Change
5026 (Plugin_manager::get_input_file): New function.
5027 (Plugin_manager::release_input_file): New function.
5028 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5029 corresponding data member.
5030 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5031 and pass to base constructor. Change all callers.
5032 (get_input_file, release_input_file): New functions.
5033 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5034 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5035 (Plugin_manager::all_symbols_read): Add task parameter.
5036 (Plugin_manager::get_input_file): New function.
5037 (Plugin_manager::release_input_file): New function.
5038 (Plugin_manager::task_): New data member.
5039 (Pluginobj::Pluginobj): Add filesize parameter.
5040 (Pluginobj::filename): New function.
5041 (Pluginobj::descriptor): New function.
5042 (Pluginobj::filesize): New function.
5043 (Pluginobj::filesize_): New data member.
5044 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5045 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5046 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5048 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5049 with archive libraries.
5050 * testsuite/Makefile.in: Regenerate.
5051 * testsuite/plugin_test.c (struct sym_info): New type.
5052 (get_input_file, release_input_file): New static variables.
5053 (onload): Capture new transfer vector entries.
5054 (claim_file_hook): Stop reading at end of file according to filesize.
5055 Factor out parsing of readelf output into separate function.
5056 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5057 APIs and get the source file name from the symbol table. Convert
5058 source file name to corresponding object file name. Print info
5059 message when adding new input files.
5060 (parse_readelf_line): New function.
5061 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5062 * testsuite/plugin_test_2.sh: Likewise.
5063 * testsuite/plugin_test_3.sh: Likewise.
5064 * testsuite/plugin_test_4.sh: New test case.
5066 2009-01-07 Ian Lance Taylor <iant@google.com>
5068 * version.cc (version_string): Bump to 1.8.
5070 2008-12-23 Cary Coutant <ccoutant@google.com>
5072 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5073 * plugin.cc (Plugin_manager::finish): Rename as
5074 layout_deferred_objects. Move cleanup to separate function.
5075 (Plugin_manager::cleanup): New function.
5076 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5078 * plugin.h (Plugin_manager::finish): Rename as
5079 layout_deferred_objects.
5080 (Plugin_manager::cleanup): New function.
5081 (Plugin_manager::cleanup_done): New field.
5083 2008-12-23 Cary Coutant <ccoutant@google.com>
5085 * plugin.cc (is_visible_from_outside): New function.
5086 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5087 so we don't return "IR only" status for exported symbols or -r links.
5089 * testsuite/Makefile.am (plugin_test_3): New test case.
5090 * testsuite/Makefile.in: Regenerate.
5091 * testsuite/plugin_test_3.sh: New file.
5093 2008-12-22 Cary Coutant <ccoutant@google.com>
5095 * object.cc (Sized_relobj::layout_section): New function.
5096 (Sized_relobj::do_layout): Defer layout of input sections until after
5097 plugin has provided replacement files.
5098 (Sized_relobj::do_layout_deferred_sections): New function.
5099 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5100 (Relobj::layout_deferred_sections): New function.
5101 (Relobj::do_layout_deferred_sections): New function.
5102 (Sized_relobj::do_layout_deferred_sections): New function.
5103 (Sized_relobj::layout_section): New function.
5104 (Sized_relobj::Deferred_layout): New structure.
5105 (Sized_relobj::deferred_layout_): New field.
5106 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5107 Change all callers. Layout deferred sections.
5108 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5110 (Plugin_hook::run): Move code from do_plugin_hook inline.
5111 (Plugin_hook::do_plugin_hook): Remove.
5112 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5113 (Plugin_manager::finish): Renamed, was cleanup.
5114 (Plugin_manager::should_defer_layout): New function.
5115 (Plugin_manager::add_deferred_layout_object): New function.
5116 (Plugin_manager::Deferred_layout_list): New type.
5117 (Plugin_manager::deferred_layout_objects_): New field.
5118 (Plugin_hook::do_plugin_hook): Remove.
5120 2008-12-17 Ian Lance Taylor <iant@google.com>
5122 * options.h (class General_options): Add --no case for
5125 2008-12-16 Cary Coutant <ccoutant@google.com>
5127 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5129 (Plugin_manager::claim_file): Create plugin object even if
5130 plugin did not call the add_symbols callback.
5131 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5132 asking for more symbols than were added.
5133 * testsuite/Makefile.am (plugin_test_1): Add test case with
5135 (empty.syms): New target.
5136 * testsuite/Makefile.in: Regenerate.
5137 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5138 message. Don't call add_symbols if no globals.
5139 (all_symbols_read_hook): Don't provide replacement for empty
5142 2008-12-12 Ian Lance Taylor <iant@google.com>
5144 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5145 r_type == 0 for a local symbol with r_sym == 0.
5146 (scan_relocatable_relocs): Pass r_sym to
5147 local_non_section_strategy.
5148 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5151 * configure.ac: Update test for TLS descriptors: they are
5152 supported as of glibc 2.9.
5153 * configure: Rebuild.
5155 2008-12-11 Ian Lance Taylor <iant@google.com>
5158 * target-reloc.h (Default_scan_relocatable_relocs): For each
5159 function, map r_type == 0 to RELOC_DISCARD.
5161 2008-12-10 Cary Coutant <ccoutant@google.com>
5163 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5164 object to override a kept COMDAT group from a plugin object.
5166 2008-12-09 Ian Lance Taylor <iant@google.com>
5169 * yyscript.y (file_cmd): Handle INPUT.
5171 * testsuite/initpri1.c: Change all declarations to be full
5172 prototypes by adding void, to avoid compiler warnings.
5174 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5176 * options.cc (General_options::parse_plugin_opt): New.
5177 (General_options::add_plugin): The argument now is just the filename.
5178 (General_options::add_plugin_option): New.
5179 * options.h (plugin_opt): New.
5180 (add_plugin): Change argument name.
5181 (add_plugin_option): New.
5182 * plugin.cc (Plugin::load): Don't parse the plugin option.
5183 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5184 (Plugin::add_option): New.
5185 (Plugin::args_): Change type.
5186 (Plugin::filename_): New.
5187 (Plugin_manager::add_plugin_option): New.
5188 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5189 * testsuite/Makefile.in: Regenerate.
5191 2008-12-05 Cary Coutant <ccoutant@google.com>
5193 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5194 Handle --strip-lto-sections option.
5195 * options.h (strip_lto_sections): New option.
5197 2008-12-01 Cary Coutant <ccoutant@google.com>
5199 * plugin.cc (ld_plugin_message): Change format parameter to const.
5200 Fix mismatch between new[] and delete.
5202 2008-11-14 Cary Coutant <ccoutant@google.com>
5204 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5207 2008-11-05 Craig Silverstein <csilvers@google.com>
5209 * options.cc (General_options::parse_dynamic_list): New function.
5210 * options.h (General_options): New flags dynamic_list,
5211 dynamic_list_data, dynamic_list_cpp_new, and
5212 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5213 (General_options::in_dynamic_list): New function.
5214 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5215 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5216 (Lex::can_continue_name): Likewise.
5218 (read_script_file): New parameter script_options.
5219 (read_dynamic_list): New function.
5220 (Script_options::define_dynamic_list): New function.
5221 (dynamic_list_keyword_parsecodes): New variable.
5222 (dynamic_list_keywords): New variable.
5223 * script.h (Script_options::define_dynamic_list): New function
5225 (read_dynamic_list): New function prototype.
5226 * symtab.cc (strprefix): New macro.
5227 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5228 dynamic_list_data, dynamic_list_cpp_new, and
5229 dynamic_list_cpp_typeinfo.
5230 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5231 (dynamic_list_expr): New rule.
5232 (dynamic_list_nodes): Likewise.
5233 (dynamic_list_node): Likewise.
5234 * testsuite/Makefile.am (dynamic_list): New test.
5235 * testsuite/Makefile.in: Regenerated.
5236 * testsuite/dynamic_list.t: New file.
5237 * testsuite/dynamic_list.sh: New file.
5239 2008-11-05 Craig Silverstein <csilvers@google.com>
5241 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5242 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5243 (t11_last): Likewise.
5244 * testsuite/ver_test_6.c (main): Likewise.
5246 2008-10-07 Cary Coutant <ccoutant@google.com>
5248 * options.c (General_options::finalize): Add check for -static and
5250 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5253 2008-10-02 Cary Coutant <ccoutant@google.com>
5255 * plugin.cc (make_sized_plugin_object): Fix conditional
5256 compilation to work when not all targets are enabled.
5258 2008-09-29 Cary Coutant <ccoutant@google.com>
5260 * archive.cc (Archive::get_file_and_offset): Use filename instead
5261 of name to get library path.
5262 (Archive::include_member): Unlock external member of a thin archive.
5264 * testsuite/Makefile.am (TEST_AR): New variable.
5265 (thin_archive_test_1): New test.
5266 (thin_archive_test_2): New test.
5267 * testsuite/Makefile.in: Regenerate.
5268 * testsuite/thin_archive_main.cc: New file.
5269 * testsuite/thin_archive_test_1.cc: New file.
5270 * testsuite/thin_archive_test_2.cc: New file.
5271 * testsuite/thin_archive_test_3.cc: New file.
5272 * testsuite/thin_archive_test_4.cc: New file.
5274 2008-09-29 Cary Coutant <ccoutant@google.com>
5276 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5277 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5279 (Sized_relobj::do_finalize_local_symbols): Likewise.
5280 (Sized_relobj::map_to_kept_section): Likewise.
5281 * object.h (Sized_relobj::invalid_address): New constant.
5282 (Sized_relobj::do_output_section_offset): Check for invalid_address
5284 * output.cc (Output_reloc::local_section_offset): Use constant
5285 invalid_address instead of -1U.
5286 (Output_reloc::get_address): Likewise.
5287 (Output_section::output_address): Change -1U to -1ULL.
5288 * output.h (Output_reloc::invalid_address): New constant.
5289 * reloc.cc (Sized_relobj::write_sections): Use constant
5290 invalid_address instead of -1U.
5291 (Sized_relobj::relocate_sections): Likewise.
5292 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5293 values for merge sections.
5294 * target-reloc.h (relocate_for_relocatable): Use constant
5295 invalid_address instead of -1U.
5297 2008-09-19 Cary Coutant <ccoutant@google.com>
5299 Add plugin functionality for link-time optimization (LTO).
5300 * configure.ac (plugins): Add --enable-plugins option.
5301 * configure: Regenerate.
5302 * config.in: Regenerate.
5303 * Makefile.am (LIBDL): New variable.
5304 (CCFILES): Add plugin.cc.
5305 (HFILES): Add plugin.h.
5306 (ldadd_var): Add LIBDL.
5307 * Makefile.in: Regenerate.
5309 * archive.cc: Include "plugin.h".
5310 (Archive::setup): Don't preread archive symbols when using a plugin.
5311 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5312 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5314 (Archive::include_member): Add symbols from plugin objects.
5315 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5316 * descriptors.cc (Descriptors::open): Check for file descriptors
5317 abandoned by plugins.
5318 (Descriptors::claim_for_plugin): New function.
5319 * descriptors.h (Descriptors::claim_for_plugin): New function.
5320 (Open_descriptor::is_claimed): New field.
5321 (claim_descriptor_for_plugin): New function.
5322 * fileread.cc (File_read::claim_for_plugin): New function.
5323 * fileread.h (File_read::claim_for_plugin): New function.
5324 (File_read::descriptor): New function.
5325 * gold.cc: Include "plugin.h".
5326 (queue_initial_tasks): Add task to call plugin hooks for generating
5328 * main.cc: Include "plugin.h".
5329 (main): Load plugin libraries.
5330 * object.h (Pluginobj): Declare.
5331 (Object::pluginobj): New function.
5332 (Object::do_pluginobj): New function.
5333 (Object::set_target): New function.
5334 * options.cc: Include "plugin.h".
5335 (General_options::parse_plugin): New function.
5336 (General_options::General_options): Initialize plugins_ field.
5337 (General_options::add_plugin): New function.
5338 * options.h (Plugin_manager): Declare.
5339 (General_options): Add --plugin option.
5340 (General_options::has_plugins): New function.
5341 (General_options::plugins): New function.
5342 (General_options::add_plugin): New function.
5343 (General_options::plugins_): New field.
5344 * plugin.cc: New file.
5345 * plugin.h: New file.
5346 * readsyms.cc: Include "plugin.h".
5347 (Read_symbols::do_read_symbols): Check for archive before checking
5348 for ELF file. Call plugin hooks to claim files.
5349 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5350 from a real object file; force override when processing replacement
5352 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5353 (Symbol::init_base_object): Likewise.
5354 (Symbol::init_base_output_data): Likewise.
5355 (Symbol::init_base_output_segment): Likewise.
5356 (Symbol::init_base_constant): Likewise.
5357 (Symbol::init_base_undefined): Likewise.
5358 (Symbol::output_section): Assert that object is not a plugin.
5359 (Symbol_table::add_from_pluginobj): New function.
5360 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5362 (Symbol_table::sized_write_globals): Likewise.
5363 (Symbol_table::add_from_pluginobj): Instantiate template.
5364 * symtab.h (Sized_pluginobj): Declare.
5365 (Symbol::in_real_elf): New function.
5366 (Symbol::set_in_real_elf): New function.
5367 (Symbol::in_real_elf_): New field.
5368 (Symbol_table::add_from_pluginobj): New function.
5370 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5371 (LIBDL): New variable.
5373 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5374 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5375 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5376 (MOSTLYCLEANFILES): Likewise.
5377 * testsuite/Makefile.in: Regenerate.
5378 * testsuite/plugin_test.c: New file.
5379 * testsuite/plugin_test_1.sh: New file.
5380 * testsuite/plugin_test_2.sh: New file.
5382 2008-09-16 Ian Lance Taylor <iant@google.com>
5384 * target-reloc.h (relocate_section): Check whether a symbol is
5385 defined by the ABI before reporting an undefined symbol error.
5386 * target.h (Target::is_defined_by_abi): Make parameter const.
5387 (Target::do_is_defined_by_abi): Likewise.
5388 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5389 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5390 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5391 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5392 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5393 * testsuite/Makefile.in: Rebuild.
5395 * fileread.cc (make_view): Add casts to avoid warning.
5397 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5399 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5400 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5402 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5404 * options.h (General_options::output_is_executable): New.
5405 (General_options::output_is_pie): New.
5406 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5407 for shared libraries.
5408 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5410 2008-09-11 Chris Demetriou <cgd@google.com>
5412 * options.h (origin): New -z option.
5413 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5414 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5417 2008-09-05 Cary Coutant <ccoutant@google.com>
5419 * fileread.cc (File_read::make_view): Add check for attempt to map
5422 2008-09-05 Cary Coutant <ccoutant@google.com>
5424 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5425 explicit instantiations.
5427 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5430 * options.cc (General_options::finalize): Allow undefined symbols
5431 in shlibs if linking -shared.
5434 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5435 symbols as not needing a dynsym entry.
5437 2008-08-20 Craig Silverstein <csilvers@google.com>
5439 * fileread.cc (File_read::open): Do not lock the file unless it
5440 was successfully opened.
5442 2008-08-14 Cary Coutant <ccoutant@google.com>
5444 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5445 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5446 * testsuite/tls_test.cc (struct int128): 128-bit struct
5447 for testing TLS relocs with non-zero addend.
5448 (v12): New TLS variable.
5450 (t_last): Add check for v12.
5451 * testsuite/tls_test.h (t12): New function.
5452 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5454 2008-08-13 Ian Lance Taylor <iant@google.com>
5456 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5457 set tls_segment_ or relro_segment_.
5458 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5460 * output.h (Output_section::clear_is_relro): New function.
5461 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5462 sections specially even when output_data_ is empty.
5463 (Output_segment::maximum_alignment): When first section is relro,
5464 only force alignment for PT_LOAD segments.
5465 * script.cc (script_data_segment_align): New function.
5466 (script_data_segment_relro_end): New function.
5467 * script-c.h (script_data_segment_align): Declare.
5468 (script_data_segment_relro_end): Declare.
5469 * script-sections.h (class Script_sections): Declare
5470 data_segment_align and data_segment_relro_end. Add fields
5471 segment_align_index_ and saw_relro_end_.
5472 * script-sections.cc (class Sections_element): Add set_is_relro
5473 virtual function. Add new bool* parameter to place_orphan_here.
5474 Add get_output_section virtual function.
5475 (class Output_section_definition): Add set_is_relro. Add new
5476 bool* parameter to place_orphan_here. Add get_output_section.
5477 Add is_relro_ field.
5478 (Output_section_definition::Output_section_definition): Initialize
5479 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5480 and is_relro_ fields.
5481 (Output_section_definition::place_orphan_here): Add is_relro
5483 (Output_section_definition::set_section_addresses): Set relro for
5485 (Output_section_definition::alternate_constraint): Likewise.
5486 (class Orphan_output_section): Add new bool* parameter to
5487 place_orphan_here. Add get_output_section.
5488 (Orphan_output_section::place_orphan_here): Add is_relro
5490 (Script_sections::Script_sections): Initialize
5491 data_segment_align_index_ and saw_relro_end_.
5492 (Script_sections::data_segment_align): New function.
5493 (Script_sections::data_segment_relro_end): New function.
5494 (Script_sections::place_orphan): Set or clear is_relro.
5495 (Script_sections::set_section_addresses): Force alignment of first
5497 * yyscript.y (exp): Call script_data_segment_align and
5498 script_data_segment_relro_end.
5499 * testsuite/relro_script_test.t: New file.
5500 * testsuite/relro_test.cc (using_script): Declare.
5501 (t1, t2): Test using_script.
5502 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5503 (relro_script_test_SOURCES): Define.
5504 (relro_script_test_DEPENDENCIES): Define.
5505 (relro_script_test_LDFLAGS): Define.
5506 (relro_script_test_LDADD): Define.
5507 (relro_script_test.so): New target.
5508 * testsuite/Makefile.in: Rebuild.
5510 2008-08-06 Cary Coutant <ccoutant@google.com>
5512 * archive.cc (Archive::total_archives, Archive::total_members)
5513 (Archive::total_members_loaded): New variables.
5514 (Archive::setup): Add parameter. Add option to preread
5516 (Archive::read_armap): Add counter.
5517 (Archive::get_file_and_offset): New function.
5518 (Archive::get_elf_object_for_member): New function.
5519 (Archive::read_all_symbols): New function.
5520 (Archive::read_symbols): New function.
5521 (Archive::add_symbols): Add counters.
5522 (Archive::include_all_members): Use armap to find members if it's
5524 (Archive::include_member): Skip reading symbols if already read.
5525 Factored code into Archive::get_file_and_offset and
5526 Archive::get_elf_object_for_member. Changed call to
5527 Mapfile::report_include_archive_member.
5528 (Archive::print_stats): New function.
5529 * archive.h: Declare Object and Read_symbols_data classes.
5530 (Archive::Archive): Add initializers for new members.
5531 (Archive::setup): Add parameter.
5532 (Archive::print_stats): New function.
5533 (Archive::total_archives, Archive::total_members)
5534 (Archive::total_members_loaded): New variables.
5535 (Archive::get_file_and_offset): New function.
5536 (Archive::get_elf_object_for_member): New function.
5537 (Archive::read_all_symbols): New function.
5538 (Archive::read_symbols): New function.
5539 (Archive::Archive_member): New class.
5540 (Archive::members_): New member.
5541 (Archive::num_members_): New member.
5542 * main.cc: Include archive.h.
5543 (main): Call Archive::print_stats.
5544 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5545 archive parameter; member_name is now the fully-decorated name.
5546 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5547 * options.h: (General_options): Add --preread-archive-symbols option.
5548 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5551 2008-08-04 Ian Lance Taylor <iant@google.com>
5553 * symtab.h (Symbol::use_plt_offset): New function.
5554 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5555 * powerpc.cc (Relocate::relocate): Likewise.
5556 * sparc.cc (Relocate::relocate): Likewise.
5557 * x86_64.cc (Relocate::relocate): Likewise.
5558 * testsuite/weak_plt.sh: New test.
5559 * testsuite/weak_plt_main.cc: New test.
5560 * testsuite/weak_plt_shared.cc: New test.
5561 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5562 (check_PROGRAMS): Add weak_plt.
5563 (check_DATA): Add weak_plt_shared.so.
5564 (weak_plt_main_pic.o, weak_plt): New targets.
5565 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5566 * testsuite/Makefile.in: Rebuild.
5568 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5570 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5571 * testsuite/Makefile.in: Rebuild.
5573 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5575 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5576 * Makefile.in: Regenerate.
5577 * po/POTFILES.in: Regenerate.
5579 2008-07-29 Ian Lance Taylor <iant@google.com>
5581 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5582 symbols before other symbols.
5583 * testsuite/script_test_2.cc (test_addr): Declare.
5584 (test_addr_alias): Declare.
5585 (main): Check that test_addr and test_addr_alias have the right
5587 * testsuite/script_test_2.t: Define test_addr_alias and
5590 2008-07-24 Ian Lance Taylor <iant@google.com>
5593 * descriptors.cc: New file.
5594 * descriptors.h: New file.
5595 * gold-threads.h (class Hold_optional_lock): New class.
5596 * fileread.cc: Include "descriptors.h".
5597 (File_read::~File_read): Release descriptor rather than closing
5599 (File_read::open) [file]: Call open_descriptor rather than open.
5600 Set is_descriptor_opened_.
5601 (File_read::open) [memory]: Assert that descriptor is not open.
5602 (File_read::reopen_descriptor): New function.
5603 (File_read::release): Release descriptor.
5604 (File_read::do_read): Make non-const. Reopen descriptor.
5605 (File_read::read): Make non-const.
5606 (File_read::make_view): Reopen descriptor.
5607 (File_read::do_readv): Likewise.
5608 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5609 Update declarations.
5610 * layout.cc: Include "descriptors.h".
5611 (Layout::create_build_id): Use open_descriptor rather than open.
5612 * output.cc: Include "descriptors.h".
5613 (Output_file::open): Use open_descriptor rather than open.
5614 * archive.cc (Archive::const_iterator): Change Archive to be
5616 (Archive::begin, Archive::end): Make non-const.
5617 (Archive::count_members): Likewise.
5618 * archive.h (class Archive): Update declarations.
5619 * object.h (Object::read): Make non-const.
5620 * Makefile.am (CCFILES): Add descriptors.cc.
5621 (HFILES): Add descriptors.h.
5622 * Makefile.in: Rebuild.
5625 * gold.h: Always include <clocale>. Add Solaris workarounds
5626 following code in binutils/sysdep.h.
5629 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5630 this->eh_frame_hdr_ is NULL before using it.
5632 * dynobj.cc (Versions::Versions): Update comment.
5634 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5635 the base version name.
5637 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5638 array size plus one.
5639 (Stringpool_template::set_string_offsets): Subtract one from key
5640 before using it as an array index.
5641 (Stringpool_template::get_offset_with_length): Likewise.
5642 (Stringpool_template::write_to_buffer): Likewise.
5643 * stringpool.h (Stringpool_template::get_offset_from_key):
5646 2008-07-23 Ian Lance Taylor <iant@google.com>
5649 * object.h (Merged_symbol_value::value): Do our best to handle a
5653 * script.cc (Version_script_info::get_versions): Don't add empty
5654 version tag to return value.
5655 (Version_script_info::get_symbol_version_helper): Change return
5656 type to bool. Add pversion parameter. Change all callers.
5657 (script_register_vers_node): Don't require a non-NULL tag.
5658 * script.h (class Version_script_info): Update declarations.
5659 (Version_script_info::get_symbol_version): Change return type to
5660 bool. Add version parameter. Change all callers.
5661 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5662 handling. Handle an empty version from a version script.
5663 (Symbol_table::define_special_symbol): Likewise.
5664 * testsuite/ver_test_10.script: New file.
5665 * testsuite/ver_test_10.sh: New file.
5666 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5667 (check_DATA): Add ver_test_10.syms.
5668 (ver_test_10.syms, ver_test_10.so): New target.
5669 * testsuite/Makefile.in: Rebuild.
5671 2008-07-23 Simon Baldwin <simonb@google.com>
5673 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5674 to zero for undefined symbols from dynamic libraries.
5676 2008-07-23 Ian Lance Taylor <iant@google.com>
5678 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5680 * symtab.h (class Symbol_table): Update declaration.
5681 * testsuite/ver_test_9.cc: New file.
5682 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5683 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5684 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5685 (ver_test_9.so, ver_test_9.o): New targets.
5686 * testsuite/Makefile.in: Rebuild.
5688 2008-07-22 Ian Lance Taylor <iant@google.com>
5690 * options.h (class General_options): Define --check-sections.
5691 * layout.cc (Layout::set_segment_offsets): Handle
5694 * options.h (class General_options): Define -n/--nmagic and
5696 * options.cc (General_options::finalize): For -n/--nmagic or
5697 -N/--omagic, set -static.
5698 * layout.cc (Layout::attach_allocated_section_to_segment): If
5699 -N/--omagic, don't put read-only and read-write sections in
5701 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5702 finding a read-only segment.
5703 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5704 don't set the minimum segment alignment to the common page size,
5705 and don't set the file offset to the address modulo the page size.
5706 * script-sections.cc (Script_sections::create_segments): If
5707 -n/--omagic, don't put read-only and read-write sections in
5710 * cref.cc: New file.
5712 * options.h (class General_options): Add --print-symbol-counts.
5713 * main.cc (main): Issue defined symbol report if requested.
5714 * archive.cc (Archive::interpret_header): Make into a const member
5716 (Archive::add_symbols): Call Input_objects::archive_start and
5718 (Archive::const_iterator): Define new class.
5719 (Archive::begin, Archive::end): New functions.
5720 (Archive::include_all_members): Rewrite to use iterator.
5721 (Archive::count_members): New function.
5722 * archive.h (class Archive): Update declarations.
5723 (Archive::filename): New function.
5724 * object.cc: Include "cref.h".
5725 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5726 (Sized_relobj::do_get_global_symbol_counts): New function.
5727 (Input_objects::add_object): Add object to cross-referencer.
5728 (Input_objects::archive_start): New function.
5729 (Input_objects::archive_stop): New function.
5730 (Input_objects::print_symbol_counts): New function.
5731 * object.h: Declare Cref and Archive.
5732 (Object::get_global_symbol_counts): New function.
5733 (Object::do_get_global_symbol_counts): New pure virtual function.
5734 (class Sized_relobj): Add defined_count_ field. Update
5736 (class Input_objects): Add cref_ field. Update constructor.
5737 Update declarations.
5738 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5740 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5742 (Sized_dynobj::do_get_global_symbol_counts): New function.
5743 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5744 defined_count_. Update declarations. Define Symbols typedef.
5745 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5746 parameter. Change all callers.
5747 (Symbol_table::add_from_dynobj): Add sympointers and defined
5748 parameters. Change all callers.
5749 * symtab.h (class Symbol_table): Update declarations.
5750 * Makefile.am (CCFILES): Add cref.cc.
5751 (HFILES): Add cref.h.
5752 * Makefile.in: Rebuild.
5754 2008-07-22 Simon Baldwin <simonb@google.com>
5756 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5757 to zero when writing undefined symbols.
5759 2008-07-22 Ian Lance Taylor <iant@google.com>
5761 * output.cc (Output_section::add_input_section): Don't try to
5762 merge empty merge sections.
5764 2008-07-21 Craig Silverstein <csilvers@google.com>
5766 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5767 Include symbol version in error message.
5769 2008-07-20 Chris Demetriou <cgd@google.com>
5771 * configure.ac (gold_cv_c_random_seed): New configured variable.
5772 (RANDOM_SEED_CFLAGS): New substituted variable.
5773 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5774 * configure: Rebuild.
5775 * Makefile.in: Likewise.
5776 * testsuite/Makefile.in: Likewise.
5778 2008-07-18 Ian Lance Taylor <iant@google.com>
5780 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5781 where we see NAME/NULL and NAME/VERSION as separate symbols.
5782 * testsuite/ver_test_main.cc (main): Call t4.
5783 (t4, t4_2a): Define.
5784 * testsuite/ver_test_2.cc (t4_2): Define.
5785 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5786 * testsuite/ver_test_4.cc (t4_2a): Define.
5787 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5788 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5790 2008-07-17 Ian Lance Taylor <iant@google.com>
5792 * dynobj.cc (Versions::add_def): If we give an error about a
5793 missing version, go ahead and create the version anyhow.
5795 2008-07-10 Ian Lance Taylor <iant@google.com>
5797 Handle output sections with more than 0x7fffffff bytes.
5798 * object.h (class Relobj): Change map_to_output_ to
5799 output_sections_, and just keep a section pointer. Change all
5800 uses. Move comdat group support to Sized_relobj.
5801 (Relobj::is_section_specially_mapped): Remove.
5802 (Relobj::output_section): Remove poff parameter. Change all
5804 (Relobj::output_section_offset): New function.
5805 (Relobj::set_section_offset): Rewrite.
5806 (Relobj::map_to_output): Remove.
5807 (Relobj::output_sections): New function.
5808 (Relobj::do_output_section_offset): New pure virtual function.
5809 (Relobj::do_set_section_offset): Likewise.
5810 (class Sized_relobj): Add section_offsets_ field. Add comdat
5811 group support from Relobj. Update declarations.
5812 (Sized_relobj::get_output_section_offset): New function.
5813 (Sized_relobj::do_output_section_offset): New function.
5814 (Sized_relobj::do_set_section_offset): New function.
5815 * object.cc (Relobj::output_section_address): Remove.
5816 (Sized_relobj::Sized_relobj): Initialize new fields.
5817 (Sized_relobj::include_section_group): Cast find_kept_object to
5819 (Sized_relobj::include_linkonce_section): Likewise.
5820 (Sized_relobj::do_layout): Use separate arrays for output section
5822 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5824 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5825 output_sections and section_offsets.
5826 (Sized_relobj::write_local_symbols): Likewise.
5827 (map_to_kept_section): Compute output address directly.
5828 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5829 output_sections and section_offsets.
5830 (Sized_relobj::write_sections): Likewise.
5831 (Sized_relobj::relocate_sections): Likewise.
5832 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5833 * output.h (class Output_reloc): Update declarations. Change
5834 u2_.relobj to Sized_relobj*.
5835 (class Output_data_reloc): Change add functions to use
5837 * output.cc (Output_reloc::Output_reloc): Change relobj to
5839 (Output_reloc::local_section_offset): Change return type to
5840 Elf_Addr. Use get_output_section_offset.
5841 (Output_reloc::get_address): Likewise.
5842 (Output_section::is_input_address_mapped): Don't call
5843 is_section_specially_mapped.
5844 (Output_section::output_offset): Likewise.
5845 (Output_section::output_address): Likewise.
5846 (Output_section::starting_output_address): Likewise.
5847 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5848 parameter to Sized_relobj*.
5849 (Copy_relocs::need_copy_reloc): Likewise.
5850 (Copy_relocs::save): Likewise.
5851 * copy-relocs.h (class Copy_relocs): Update declarations.
5852 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5853 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5854 * target-reloc.h (relocate_for_relocatable): Change
5855 offset_in_output_section type to Elf_Addr. Change code that uses
5857 * layout.cc (Layout::layout): Always set *off.
5858 * mapfile.cc (Mapfile::print_input_section): Use
5859 output_section_offset.
5860 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5862 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5863 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5864 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5866 2008-07-03 Ian Lance Taylor <iant@google.com>
5868 * layout.cc (Layout::include_section): Do not discard unrecognized
5869 SHT_STRTAB sections.
5871 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5873 * script.cc (Lex::can_continue_name): Make '?' allowable in
5874 version-script names.
5875 * testsuite/version_script.map: Change glob pattern to use '?'
5877 2008-06-30 Manish Singh <yosh@gimp.org>
5880 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5883 2008-06-30 Ian Lance Taylor <iant@google.com>
5887 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5888 versions]: Don't try to read the value in the contents, since we
5889 don't use it. Use the template endianness when writing.
5891 2008-06-25 Cary Coutant <ccoutant@google.com>
5893 * fileread.cc (File_read::make_view): Assert on zero-length view.
5894 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5895 symbol table when there are no symbols to read.
5897 2008-06-23 Craig Silverstein <csilvers@google.com>
5899 * version.cc (version_string): Bump to 1.7
5901 2008-06-18 Craig Silverstein <csilvers@google.com>
5903 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5904 constant 0xFFFF to type Valtype.
5905 (Powerpc_relocate_functions::rel16_ha): Likewise.
5907 2008-06-17 Ian Lance Taylor <iant@google.com>
5909 * output.h (Output_section::Input_section): Initialize p2align_ to
5910 zero for Output_section_data constructors.
5911 (Output_section::Input_section::addralign): If not an input
5912 section, return the alignment of the Output_section_data.
5913 * testsuite/copy_test.cc: New file.
5914 * testsuite/copy_test_1.cc: New file.
5915 * testsuite/copy_test_2.cc: New file.
5916 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5917 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5918 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5919 (copy_test_1_pic.o, copy_test_1.so): New targets.
5920 (copy_test_2_pic.o, copy_test_2.so): New targets.
5921 * testsuite/Makefile.in: Rebuild.
5923 * script-sections.cc (Script_sections::place_orphan): Initialize
5924 local variable exact.
5926 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5928 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5930 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5931 David S. Miller <davem@davemloft.net>
5933 * powerpc.cc: New file.
5934 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5935 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5936 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5937 * Makefile.in: Rebuild.
5939 2008-06-09 Ian Lance Taylor <iant@google.com>
5941 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5943 (throwing, orig_terminate): New static variables.
5944 (terminate_handler): New static function.
5945 (t2): Set terminate handler.
5947 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5950 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5953 2008-05-30 Cary Coutant <ccoutant@google.com>
5955 * archive.cc (Archive::include_all_members) Correct to step
5956 over symbol table and extended name table in thin archives.
5958 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5961 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5964 2008-05-28 Caleb Howe <cshowe@google.com>
5966 * reduced_debug_output.cc: New file.
5967 * reduced_debug_output.h: New file.
5968 * options.h (class General_options): Add --strip-debug-non-line.
5969 * options.cc (General_options::finalize): Add strip_debug_non_line
5970 to the strip heirarchy.
5971 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5973 * layout.cc: Include "reduced_debug_output.h".
5974 (Layout::Layout): Initialize new fields.
5975 (line_only_debug_sections): New static array.
5976 (is_lines_only_debug_sections): New static inline function.
5977 (Layout::include_section): Handle --strip-debug-non-line.
5978 (Layout::make_output_section): If --strip-debug-non-line, build
5979 new output sections for .debug_abbrev and .debug_info.
5980 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5981 gold. Warn about possible overflow.
5982 (read_signed_LEB_128): Likewise.
5983 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5984 (read_signed_LEB_128): Declare.
5985 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5986 (HFILES): Add reduced_debug_output.h.
5987 * Makefile.in: Rebuild.
5989 2008-05-21 Ian Lance Taylor <iant@google.com>
5991 * mapfile.cc: New file.
5992 * mapfile.h: New file.
5993 * options.h (class General_options): Add -M/--print-map and -Map.
5994 * options.cc (General_options::finalize): Make -M equivalent to
5996 * main.cc: Include <cstdio> and "mapfile.h".
5997 (main): Open mapfile if requested.
5998 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5999 constructor. Change caller.
6000 (queue_initial_tasks): Add mapfile parameter. Change caller.
6001 (queue_middle_tasks): Likewise.
6002 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6004 * archive.cc: Include "mapfile.h".
6005 (Archive::add_symbols): Add mapfile parameter. Change all
6006 callers. Pass mapfile, symbol, and reason to include_member.
6007 (Archive::include_all_members): Add mapfile parameter. Change all
6009 (Archive::include_member): Add mapfile, sym, and why parameters.
6010 Change all callers. Report inclusion to map file.
6011 * archive.h: Include "fileread.h".
6012 (class Archive): Update declarations.
6013 (Archive::file): New const method.
6014 (class Add_archive_symbols): Add mapfile_ field. Update
6015 constructor. Change all callers.
6016 * readsyms.h (class Read_symbols): Likewise.
6017 (class Finish_group): Likewise.
6018 (class Read_script): Likewise.
6019 * common.cc: Include "mapfile.h".
6020 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6022 (Symbol_table::do_allocate_commons): Likewise.
6023 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6024 symbol allocation to mapfile.
6025 * common.h (class Allocate_commons_task): Add mapfile_ field.
6026 Update constructor. Change all callers.
6027 * symtab.h (class Symbol_table): Update declarations.
6028 * layout.cc: Include "mapfile.h".
6029 (Layout_task_runner::run): Print information to mapfile.
6030 (Layout::create_gold_note): Change Output_data_fixed_space to
6031 Output_data_zero_fill.
6032 (Layout::create_build_id): Likewise.
6033 (Layout::print_to_mapfile): New function.
6034 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6035 constructor. Change caller.
6036 (class Layout): Declare print_to_mapfile.
6037 * output.cc (Output_section::Input_section::print_to_mapfile): New
6039 (Output_section::add_input_section): If producing a map, always
6040 add to input_sections_ list.
6041 (Output_section::do_print_to_mapfile): New function.
6042 (Output_segment::print_sections_to_mapfile): New function.
6043 (Output_segment::print_section_list_to_mapfile): New function.
6044 * output.h: Include "mapfile.h".
6045 (Output_data::print_to_mapfile): New function.
6046 (Output_data::do_print_to_mapfile): New virtual function.
6047 (Output_segment_headers::do_print_to_mapfile): New function.
6048 (Output_file_header::do_print_to_mapfile): New function.
6049 (Output_data_const::do_print_to_mapfile): New function.
6050 (class Output_data_const_buffer): Add map_name_ field. Update
6051 constructor. Change all callers. Add do_print_to_mapfile
6053 (class Output_data_fixed_space): Likewise.
6054 (class Output_data_space): Likewise.
6055 (class Output_data_zero_fill): New class.
6056 (Output_data_strtab::do_print_to_mapfile): New function.
6057 (Output_data_reloc_base::do_print_to_mapfile): New function.
6058 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6059 (Output_data_group::do_print_to_mapfile): New function.
6060 (Output_data_got::do_print_to_mapfile): New function.
6061 (Output_data_dynamic::do_print_to_mapfile): New function.
6062 (Output_symtab_xindex::do_print_to_mapfile): New function.
6063 (class Output_section): Declare do_print_to_mapflie. Declare
6064 print_to_mapfile in Input_section.
6065 (class Output_segment): Declare new functions.
6066 * object.h (Sized_relobj::symbol_count): New function.
6067 * script-sections.cc
6068 (Output_section_element_dot_assignment::set_section_addresses):
6069 Change Output_data_fixed_space to Output_data_zero_fill.
6070 (Output_data_expression::do_print_to_mapfile): New function.
6071 * script.cc (read_input_script): Add mapfile parameter. Change
6073 * script.h (read_input_script): Update declaration.
6074 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6075 (Eh_frame::do_print_to_mapfile): New function.
6076 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6077 (Output_merge_string::do_print_to_mapfile): New function.
6078 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6080 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6082 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6084 * Makefile.am (CCFILES): Add mapfile.cc.
6085 (HFILES): Add mapfile.h.
6086 * Makefile.in: Rebuild.
6088 2008-05-19 Ian Lance Taylor <iant@google.com>
6090 * options.h (class General_options): Add -z relro.
6091 * layout.cc (Layout::Layout): Initialize relro_segment_.
6092 (Layout::add_output_section_data): Return the output section.
6093 (Layout::make_output_section): Rcognize relro sections and mark
6095 (Layout::attach_allocated_section_to_segment): Put relro sections
6096 in a PT_GNU_RELRO segment.
6097 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6099 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6101 (Layout::linkonce_mapping): Map d.rel.ro.local to
6103 (Layout::output_section_name): Us .data.rel.ro.local for any
6104 section which begins with that.
6105 * layout.h (class Layout): Update add_output_section_data
6106 declaration. Add relro_segment_ field.
6107 * output.cc (Output_section::Output_section): Initialize is_relro_
6108 and is_relro_local_ fields.
6109 (Output_segment::add_output_section): Group relro sections.
6110 (Output_segment::is_first_section_relro): New function.
6111 (Output_segment::maximum_alignment): If there is a relro section,
6112 align the segment to the common page size.
6113 (Output_segment::set_section_addresses): Track whether we are
6114 looking at relro sections. If the last section is a relro
6115 section, align to the common page size.
6116 (Output_segment::set_section_list_addresses): Add in_relro
6117 parameter. Change all callers. Align to the page size when
6118 moving from relro to non-relro section.
6119 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6121 * output.h (class Output_section): Add is_relro_ and
6122 is_relro_local_ fields.
6123 (Output_section::is_relro): New function.
6124 (Output_section::set_is_relro): New function.
6125 (Output_section::is_relro_local): New function.
6126 (Output_section::set_is_relro_local): New function.
6127 (class Output_segment): Update declarations.
6128 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6129 * sparc.cc (Target_sparc::got_section): Likewise.
6130 * x86_64.cc (Target_x86_64::got_section): Likewise.
6131 * testsuite/relro_test_main.cc: New file.
6132 * testsuite/relro_test.cc: New file.
6133 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6134 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6135 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6136 (relro_test.so, relro_test_pic.o): New targets.
6137 * testsuite/Makefile.in: Rebuild.
6139 2008-05-16 Ian Lance Taylor <iant@google.com>
6141 * output.cc (Output_segment::add_output_section): Remove front
6143 * output.h (class Output_segment): Remove
6144 add_initial_output_section and overloaded add_output_section.
6145 Update declaration of remaining add_output_section.
6146 * layout.cc (Layout::create_interp): Call add_output_section
6147 rather than add_initial_output_section.
6148 (Layout::finish_dynamic_section): Likewise.
6150 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6151 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6152 know the dynamic type.
6153 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6154 field. Initialize it in constructor.
6155 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6156 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6157 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6160 * output.cc (Output_reloc::get_address): Change return type to
6162 * output.h (class Output_reloc): Update get_address declaration.
6163 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6164 for section addresses.
6166 2008-05-09 Ian Lance Taylor <iant@google.com>
6169 * gold.cc (gold_nomem): Use return value of write.
6171 2008-05-08 Ian Lance Taylor <iant@google.com>
6173 * symtab.c (Symbol::init_base_output_data): Add version
6174 parameter. Change all callers.
6175 (Symbol::init_base_output_segment): Likewise.
6176 (Symbol::init_base_constant): Likewise.
6177 (Symbol::init_base_undefined): Likewise.
6178 (Sized_symbol::init_output_data): Likewise.
6179 (Sized_symbol::init_output_segment): Likewise.
6180 (Sized_symbol::init_constant): Likewise.
6181 (Sized_symbol::init_undefined): Likewise.
6182 (Symbol_table::do_define_in_output_data): If the new symbol has a
6183 version, mark it as the default.
6184 (Symbol_table::do_define_in_output_segment): Likewise.
6185 (Symbol_table::do_define_as_constant): Likewise.
6186 * symtab.h (class Symbol): Update declarations.
6187 (class Sized_symbol): Likewise.
6188 * resolve.cc (Symbol::override_version): New function.
6189 (Symbol::override_base): Call override_version.
6190 (Symbol::override_base_with_special): Likewise.
6191 * testsuite/ver_script_8.script: New file.
6192 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6193 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6194 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6195 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6197 2008-05-06 Ian Lance Taylor <iant@google.com>
6200 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6202 (class General_options): Remove existing --undefined, and add
6203 --no-undefined instead. Add new --undefined as synonym for -u.
6204 * archive.cc (Archive::add_symbols): Check whether symbol was
6206 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6207 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6208 all uses. Add IS_UNDEFINED. Update declarations to split
6209 different versions of init_base. Declare init_base_undefined.
6210 (Symbol::is_defined): Handle IS_UNDEFINED.
6211 (Symbol::is_undefined): Likewise.
6212 (Symbol::is_weak_undefined): Call is_undefined.
6213 (Symbol::is_absolute): Handle IS_CONSTANT.
6214 (class Sized_symbol): Update declarations to split different
6215 versions of init. Declare init_undefined.
6216 (class Symbol_table): Declare new functions.
6217 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6219 (Symbol::init_base_output_data): Likewise.
6220 (Symbol::init_base_output_segment): Likewise.
6221 (Symbol::init_base_constant): Likewise.
6222 (Symbol::init_base_undefined): New function.
6223 (Sized_symbol::init_object): Rename from init. Change all
6225 (Sized_symbol::init_output_data): Likewise.
6226 (Sized_symbol::init_output_segment): Likewise.
6227 (Sized_symbol::init_constant): Likewise.
6228 (Sized_symbol::init_undefined): New function.
6229 (Symbol_table::add_undefined_symbols_from_command_line): New
6231 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6233 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6234 (Symbol::output_section): Likewise.
6235 (Symbol::set_output_section): Likewise.
6236 (Symbol_table::sized_finalize_symbol): Likewise.
6237 (Symbol_table::sized_write_globals): Likewise.
6238 * resolve.cc (Symbol_table::should_override): Likewise.
6239 (Symbol::override_base_with_special): Likewise.
6241 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6242 symbol, change it to have default visibility.
6243 * testsuite/protected_1.cc: New file.
6244 * testsuite/protected_2.cc: New file.
6245 * testsuite/protected_3.cc: New file.
6246 * testsuite/protected_main_1.cc: New file.
6247 * testsuite/protected_main_2.cc: New file.
6248 * testsuite/protected_main_3.cc: New file.
6249 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6250 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6251 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6252 (protected_1.so): New target.
6253 (protected_1_pic.o, protected_2_pic.o): New targets.
6254 (protected_3_pic.o): New target.
6255 (check_PROGRAMS): Add protected_2.
6256 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6257 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6258 * testsuite/Makefile.in: Rebuild.
6260 * options.h (DEFINE_var): Add set_user_set_##varname__.
6261 (DEFINE_bool_alias): New macro.
6262 (class General_options): Define -Bstatic using DEFINE_bool_alias
6263 rather than DEFINE_special. Add --undefined as an alias for -z
6265 * options.cc (General_options::parse_Bstatic): Remove.
6267 * options.h (class General_options): Add --fatal-warnings.
6268 * main.cc (main): Implement --fatal-warnings.
6269 * errors.h (Errors::warning_count): New function.
6271 * options.h (class General_options): Add -Bsymbolic-functions.
6272 * symtab.h (Symbol::is_preemptible): Check for
6273 -Bsymbolic-functions.
6275 2008-05-05 Ian Lance Taylor <iant@google.com>
6277 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6278 as noVARNAME rather than no-VARNAME.
6279 (class General_options): Add option -z combreloc.
6280 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6282 (Output_reloc::sort_before) [SHT_REL]: New function.
6283 (Output_reloc::sort_before) [SHT_RELA]: New function.
6284 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6285 Sort_relocs_comparison.
6286 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6287 parameter. Change all callers.
6288 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6289 sort_relocs parameter. Change all callers.
6290 * output.cc (Output_reloc::get_address): New function, broken out
6292 (Output_reloc::write_rel): Call it.
6293 (Output_reloc::compare): New function.
6294 (Output_data_reloc_base::do_write): Optionally sort relocs.
6296 * configure.ac: If targ_extra_obj is set, link it in.
6297 * configure.tgt: Initialize all variables.
6298 (x86_64*): Set targ_extra_obj and targ_extra_size.
6299 * configure: Rebuild.
6301 * object.cc (Sized_relobj::include_section_group): Adjust section
6302 indexes read from group data. Build vector to pass to
6304 * layout.cc (Layout::layout_group): Add flags and shndxes
6305 parameters. Remove contents parameter. Change caller. Update
6306 explicit instantiations.
6307 * layout.h (class Layout): Update layout_group declaration.
6308 * output.cc (Output_data_group::Output_data_group): Add flags and
6309 input_shndxes parameters. Remove contents parameter. Change
6311 (Output_data_group::do_write): Change input_sections_ to
6313 * output.h (class Output_data_group): Update constructor
6314 declaration. Rename input_sections_ to input_shndxes_.
6315 * testsuite/many_sections_test.cc: Add template.
6317 2008-04-30 Cary Coutant <ccoutant@google.com>
6319 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6321 * layout.cc (Layout::include_section): Refactored check for debug
6323 (Layout::add_comdat): Add new parameters. Change type
6324 of signature parameter. Add object and shndx to signatures table.
6325 (Layout::find_kept_object): New function.
6326 * layout.h: Include <cstring>.
6327 (Layout::is_debug_info_section): New function.
6328 (Layout::add_comdat): Add new parameters.
6329 (Layout::find_kept_object): New function.
6330 (Layout::Kept_section): New struct.
6331 (Layout::Signatures): Change type of map range.
6332 * object.cc (Relobj::output_section_address): New function.
6333 (Sized_relobj::include_section_group): Add new parameters. Change
6334 calls to Layout::add_comdat. Change to build table of kept comdat
6335 groups and table mapping discarded sections to kept sections.
6336 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6337 (Sized_relobj::do_layout): Change calls to include_section_group and
6338 include_linkonce_section.
6339 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6340 value to zero when section is discarded.
6341 (Sized_relobj::map_to_kept_section): New function.
6342 * object.h (Relobj::output_section_address): New function.
6343 (Relobj::Comdat_group): New type.
6344 (Relobj::find_comdat_group): New function.
6345 (Relobj::Comdat_group_table): New type.
6346 (Relobj::Kept_comdat_section): New type.
6347 (Relobj::Kept_comdat_section_table): New type.
6348 (Relobj::add_comdat_group): New function.
6349 (Relobj::set_kept_comdat_section): New function.
6350 (Relobj::get_kept_comdat_section): New function.
6351 (Relobj::comdat_groups_): New field.
6352 (Relobj::kept_comdat_sections_): New field.
6353 (Symbol_value::input_value): Update comment.
6354 (Sized_relobj::map_to_kept_section) New function.
6355 (Sized_relobj::include_linkonce_section): Add new parameter.
6356 * target-reloc.h (Comdat_behavior): New type.
6357 (get_comdat_behavior): New function.
6358 (relocate_section): Add code to map a discarded section to the
6359 corresponding kept section when applying a relocation.
6361 2008-04-30 Craig Silverstein <csilvers@google.com>
6363 * dwarf_reader.cc (next_generation_count): New static var.
6364 (Addr2line_cache_entry): New struct.
6365 (addr2line_cache): New static var.
6366 (Dwarf_line_info::one_addr2line): Added caching.
6367 (Dwarf_line_info::clear_addr2line_cache): New function.
6368 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6369 cache-size parameter.
6370 (Dwarf_line_info::one_addr2line_cache): New function.
6371 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6372 new cache-size argument to one_addr2line(), and clear cache.
6374 2008-04-28 Cary Coutant <ccoutant@google.com>
6376 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6377 R_386_PC8 relocations.
6379 2008-04-23 Ian Lance Taylor <iant@google.com>
6381 * object.cc (Sized_relobj::include_section_group): Check for
6382 invalid section group.
6384 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6387 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6388 than read for file header.
6389 * archive.cc (Archive::include_member): Likewise.
6391 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6393 * aclocal.m4: Regenerate.
6394 * configure: Regenerate.
6396 2008-04-19 Ian Lance Taylor <iant@google.com>
6398 * version.cc (version_string): Bump to 1.6.
6400 * testsuite/Makefile.am (many_sections_r_test): New target.
6401 (many_sections_r_test_SOURCES): Remove.
6402 (many_sections_r_test_DEPENDENCIES): Remove.
6403 (many_sections_r_test_LDFLAGS): Remove.
6404 (many_sections_r_test_LDADD): Remove.
6406 * object.cc (Sized_relobj::do_add_symbols): Always pass
6407 local_symbol_count_ to add_from_relobj.
6409 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6410 every thousand variables.
6411 * testsuite/Makefile.in: Rebuild.
6413 * object.cc (Xindex::initialize_symtab_xindex): New function.
6414 (Xindex::read_symtab_xindex): New function.
6415 (Xindex::sym_xindex_to_shndx): New function.
6416 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6418 (Sized_relobj::do_initialize_xindex): New function.
6419 (Sized_relobj::do_read_symbols): Adjust section links.
6420 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6421 parameter. Change all callers.
6422 (Sized_relobj::include_section_group): Adjust section links and
6423 symbol section indexes.
6424 (Sized_relobj::do_layout): Adjust section links.
6425 (Sized_relobj::do_count_local_symbols): Adjust section links and
6426 symbol section indexes.
6427 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6428 ordinary and special symbols.
6429 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6430 dynsym_xindex parameters. Change all callers. Adjust section
6431 links. Use SHN_XINDEX when needed.
6432 (Sized_relobj::get_symbol_location_info): Adjust section links.
6433 Don't get fooled by special symbols.
6434 * object.h (class Xindex): Define.
6435 (class Object): Add xindex_ parameter. Declare virtual functoin
6436 do_initialize_xindex.
6437 (Object::adjust_sym_shndx): New function.
6438 (Object::set_xindex): New protected function.
6439 (class Symbol_value): Add is_ordinary_shndx_ field.
6440 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6441 (Symbol_value::value): Assert ordinary section.
6442 (Symbol_value::initialize_input_to_output_map): Likewise.
6443 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6445 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6447 (class Sized_relobj): Update declarations.
6448 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6449 parameter. Change all callers.
6450 (Sized_relobj::adjust_shndx): New function.
6451 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6453 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6454 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6455 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6456 (Sized_dynobj::read_dynsym_section): Adjust section links.
6457 (Sized_dynobj::read_dynamic): Likewise.
6458 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6460 (Sized_dynobj::do_initialize_xindex): New function.
6461 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6462 do_initialize_xindex.
6463 (Sized_dynobj::adjust_shndx): New function.
6464 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6465 dynsym_xindex_ fields.
6466 (Layout::finalize): Add a call to set_section_indexes before
6467 creating the symtab sections.
6468 (Layout::set_section_indexes): Don't do anything if the section
6469 already has a section index.
6470 (Layout::create_symtab_sections): Add shnum parameter. Change
6471 caller. Create .symtab_shndx section if needed.
6472 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6474 (Layout::allocated_output_section_count): New function.
6475 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6477 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6478 fields. Update declarations.
6479 (Layout::symtab_xindex): New function.
6480 (Layout::dynsym_xindex): New function.
6481 (class Write_symbols_task): Add layout_ field.
6482 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6484 * output.cc (Output_section_headers::Output_section_headers): Add
6485 shstrtab_section parameter. Change all callers.
6486 (Output_section_headers::do_sized_write): Store overflow values
6487 for section count and section string table section index in
6488 section header zero.
6489 (Output_file_header::do_sized_write): Check for overflow of
6490 section count and section string table section index.
6491 (Output_symtab_xindex::do_write): New function.
6492 (Output_symtab_xindex::endian_do_write): New function.
6493 * output.h (class Output_section_headers): Add shstrtab_section_.
6494 Update declarations.
6495 (class Output_symtab_xindex): Define.
6496 (Output_section::has_out_shndx): New function.
6497 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6499 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6501 (Sized_symbol::init): Likewise.
6502 (Symbol::output_section): Check for ordinary symbol.
6503 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6504 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6506 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6507 Change all callers. Simplify handling of symbols from sections
6508 not included in the link.
6509 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6511 (Weak_alias_sorter::operator()): Assert that symbols are
6513 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6515 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6516 parameters. Change all callers.
6517 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6518 symbol distinction. Use SHN_XINDEX when needed.
6519 (Symbol_table::write_section_symbol): Add symtab_xindex
6520 parameter. Change all callers.
6521 (Symbol_table::sized_write_section_symbol): Likewise. Use
6522 SHN_XINDEX when needed.
6523 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6525 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6526 (Symbol::is_defined): Check is_ordinary.
6527 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6528 (Symbol::is_absolute, Symbol::is_common): Likewise.
6529 (class Sized_symbol): Update declarations.
6530 (class Symbol_table): Update declarations.
6531 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6532 parameters. Change all callers.
6533 (Sized_symbol::override): Likewise.
6534 (Symbol_table::override): Likewise.
6535 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6536 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6537 is_ordinary, and orig_st_shndx parameters. Change all callers.
6538 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6539 to be in an ordinary section.
6540 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6541 object and is_ordinary parameters. Change all callers.
6542 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6543 Change all callers. Don't add undefined or non-ordinary symbols
6545 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6547 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6549 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6550 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6551 (Sized_relobj::relocate_sections): Likewise.
6552 * target-reloc.h (scan_relocs): Adjust section symbol index.
6553 (scan_relocatable_relocs): Likewise.
6554 * i386.cc (Scan::local): Check for ordinary symbols.
6555 * sparc.cc (Scan::local): Likewise.
6556 * x86_64.cc (Scan::local): Likewise.
6557 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6558 to symbol_section_and_value.
6559 * testsuite/many_sections_test.cc: New file.
6560 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6561 (check_PROGRAMS): Add many_sections_test.
6562 (many_sections_test_SOURCES): Define.
6563 (many_sections_test_DEPENDENCIES): Define.
6564 (many_sections_test_LDFLAGS): Define.
6565 (BUILT_SOURCES): Add many_sections_define.h.
6566 (many_sections_define.h): New target.
6567 (BUILT_SOURCES): Add many_sections_check.h.
6568 (many_sections_check.h): New target.
6569 (check_PROGRAMS): Add many_sections_r_test.
6570 (many_sections_r_test_SOURCES): Define.
6571 (many_sections_r_test_DEPENDENCIES): Define.
6572 (many_sections_r_test_LDFLAGS): Define.
6573 (many_sections_r_test_LDADD): Define.
6574 (many_sections_r_test.o): New target.
6575 * testsuite/Makefile.in: Rebuild.
6577 2008-04-17 Cary Coutant <ccoutant@google.com>
6579 * errors.cc (Errors::info): New function.
6580 (gold_info): New function.
6581 * errors.h (Errors::info): New function.
6582 * gold.h (gold_info): New function.
6583 * object.cc (Input_objects::add_object): Print trace output.
6584 * options.cc (options::parse_set): New function.
6585 (General_options::parse_wrap): Deleted.
6586 (General_options::General_options): Deleted initializer.
6587 * options.h (options::String_set): New typedef.
6588 (options::parse_set): New function.
6589 (DEFINE_set): New macro.
6590 (General_options::wrap): Changed to use DEFINE_set. Changed
6591 callers of any_wrap_symbols and is_wrap_symbol.
6592 (General_options::trace, General_options::trace_symbol):
6594 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6595 (General_options::wrap_symbols_): Deleted.
6596 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6598 2008-04-17 David S. Miller <davem@davemloft.net>
6600 * options.cc (General_options::parse_V): New function.
6601 * options.h: Add entries for -V and -Qy.
6603 2008-04-17 Ian Lance Taylor <iant@google.com>
6605 * common.cc (Symbol_table::allocate_commons): Remove options
6606 parameter. Change caller.
6607 (Symbol_table::do_allocate_commons): Remove options parameter.
6608 Change caller. Just call do_allocate_commons_list twice.
6609 (Symbol_table::do_allocate_commons_list): New function, broken out
6610 of do_allocate_commons.
6611 * common.h (class Allocate_commons_task): Remove options_ field.
6613 * symtab.cc (Symbol_table::Symbol_table): Initialize
6615 (Symbol_table::add_from_object): Put TLS common symbols on
6617 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6618 which are IN_OUTPUT_DATA.
6619 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6620 allocate_commons and do_allocate_commons declarations. Declare
6621 do_allocate_commons_list.
6622 * gold.cc (queue_middle_tasks): Update creation of
6623 Allocate_commons_task to not pass options.
6624 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6625 (TLS_TEST_C_FLAGS): New variable.
6626 (tls_test_c_pic.o): New target.
6627 (tls_test_shared.so): Link in tls_test_c_pic.o.
6628 (tls_test_c_pic_ie.o): New target.
6629 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6630 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6631 (tls_test_c.o): New target.
6632 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6633 (tls_pic_test_LDADD): Likewise.
6634 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6635 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6636 (tls_test_c_gnu2.o): New target.
6637 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6639 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6640 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6641 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6642 * testsuite/tls_test.cc: Include "config.h".
6643 (t_last): Call t11_last.
6644 * testsuite/tls_test.h (t11, t11_last): Declare.
6645 * testsuite/tls_test_c.c: New file.
6646 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6647 * configure.ac: Check for OpenMP support.
6648 * configure, config.in, Makefile.in: Rebuild.
6649 * testsuite/Makefile.in: Rebuild.
6651 2008-04-16 Cary Coutant <ccoutant@google.com>
6653 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6654 (Target_i386::tls_base_symbol_defined_): New field.
6655 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6656 (Target_i386::Scan::global): Likewise.
6657 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6658 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6659 (Target_x86_64::tls_base_symbol_defined_): New field.
6660 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6661 (Target_x86_64::Scan::global): Likewise.
6663 2008-04-16 Cary Coutant <ccoutant@google.com>
6665 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6666 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6667 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6668 building shared libraries.
6669 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6670 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6671 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6672 * testsuite/Makefile.in: Rebuild.
6673 * testsuite/weak_undef.h: New file.
6674 * testsuite/weak_undef_file1.cc: Add extra test cases.
6675 * testsuite/weak_undef_file2.cc: Likewise.
6676 * testsuite/weak_undef_test.cc: Likewise.
6678 2008-04-16 David S. Miller <davem@davemloft.net>
6680 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6681 Add issued_non_pic_error_ field. Declare check_non_pic.
6682 (Target_sparc::Scan::check_non_pic): New function.
6683 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6684 (Target_sparc::Scan::global): Likewise.
6686 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6687 * configure: Rebuild.
6689 * options.h (DEFINE_enable): New macro.
6690 (new_dtags): New enable option.
6691 (initfirst, interpose, loadfltr, nodefaultlib,
6692 nodelete, nodlopen, nodump): New -z options.
6693 * layout.cc (Layout:finish_dynamic_section): If new
6694 dtags enabled, emit DT_RUNPATH. Also, emit a
6695 DT_FLAGS_1 containing any specified -z flags.
6697 2008-04-16 Ian Lance Taylor <iant@google.com>
6699 * copy-relocs.cc: New file.
6700 * copy-relocs.h: New file.
6701 * reloc.cc: Remove Copy_relocs code.
6702 * reloc.h: Likewise.
6703 * reloc-types.h (struct Reloc_types) [both versions]: Add
6704 get_reloc_addend_noerror.
6705 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6706 variants of add_global which take an addend which must be zero.
6707 * i386.cc: Include "copy-relocs.h".
6708 (class Target_i386): Change type of copy_relocs_ to variable,
6710 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6712 (Target_i386::do_finalize_sections): Change handling of
6714 * sparc.cc: Include "copy-relocs.h".
6715 (class Target_sparc): Change type of copy_relocs_ to variable,
6717 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6719 (Target_sparc::do_finalize_sections): Change handling of
6721 * x86_64.cc: Include "copy-relocs.h".
6722 (class Target_x86_64): Change type of copy_relocs_ to variable,
6724 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6725 class. Change all callers.
6726 (Target_x86_64::do_finalize_sections): Change handling of
6728 * Makefile.am (CCFILES): Add copy-relocs.cc.
6729 (HFILES): Add copy-relocs.h.
6731 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6733 * testsuite/script_test_4.sh: Permit leading zeroes.
6735 2008-04-15 Ian Lance Taylor <iant@google.com>
6737 * script-sections.cc (Script_sections::create_segments): Use
6738 header_size_adjustment even when there is enough room for the
6740 * testsuite/script_test_4.sh: New file.
6741 * testsuite/script_test_4.t: New file.
6742 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6743 (check_DATA): Add script_test_4.stdout.
6744 (MOSTLYCLEANFILES): Likewise.
6745 (script_test_4): New target.
6746 (script_test_4.stdout): New target.
6747 * testsuite/Makefile.in: Rebuild.
6749 * sparc.cc: Add definitions for Output_data_plt_sparc class
6752 2008-04-14 David S. Miller <davem@davemloft.net>
6754 * sparc.cc: New file.
6755 * Makefile.am (TARGETSOURCES): Add sparc.cc
6756 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6757 * configure.tgt: Document targ_extra_size and
6758 targ_extra_big_endian. Add entries for sparc-* and
6760 * configure.ac: Handle targ_extra_size and
6761 targ_extra_big_endian.
6762 * Makefile.in: Rebuild.
6763 * configure: Likewise.
6764 * po/POTFILES.in: Likewise.
6765 * po/gold.pot: Likewise.
6767 2008-04-14 Ian Lance Taylor <iant@google.com>
6769 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6770 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6771 in the name/type/flags to section mapping. Don't call
6772 allocate_output_section.
6773 (Layout::choose_output_section): Change parameter from adjust_name
6774 to is_input_section. Don't permit input sections after sections
6775 are attached to segments. Don't call allocate_output_section.
6776 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6777 not write_enable_output_section.
6778 (Layout::make_output_section): Don't push to
6779 unattached_section_list_ nor call attach_to_segment. Call
6780 attach_section_to_segment if sections are attached.
6781 (Layout::attach_sections_to_segments): New function.
6782 (Layout::attach_section_to_segment): New function.
6783 (Layout::attach_allocated_section_to_segment): Rename from
6784 attach_to_segment. Remove flags parameter.
6785 (Layout::allocate_output_section): Remove function.
6786 (Layout::write_enable_output_section): Remove function.
6787 * layout.h (class Layout): Update for above changes. Add new
6788 field sections_are_attached_.
6789 * output.h (Output_section::update_flags_for_input_section): New
6791 * output.cc (Output_section::add_input_section): Call
6792 update_flags_for_input_section.
6793 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6795 2008-04-11 Cary Coutant <ccoutant@google.com>
6797 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6798 thought unnecessary.
6799 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6801 2008-04-11 Ian Lance Taylor <iant@google.com>
6803 * output.h (class Output_section_data): Remove inline definition
6805 * output.cc (Output_section_data::set_addralign): New function.
6807 2008-04-11 Cary Coutant <ccoutant@google.com>
6809 Add support for TLS descriptors for i386 and x86_64.
6810 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6811 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6812 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6814 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6815 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6816 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6818 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6819 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6820 Fix problem with initial-exec relocations.
6821 (Target_i386::Relocate::relocate_tls): Likewise.
6822 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6824 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6825 support for section-plus-offset dynamic table entries.
6826 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6827 (Output_data_dynamic::Dynamic_entry): Add support for
6828 section-plus-offset dynamic table entries.
6829 (Output_data_dynamic::Classification): Likewise.
6830 (Output_data_dynamic::classification_): Renamed offset_.
6831 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6832 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6833 (Target_x86_64::make_plt_section): New function.
6834 (Target_x86_64::reserve_tlsdesc_entries): New function.
6835 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6836 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6837 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6838 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6839 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6840 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6841 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6842 add extra PLT entry for TLS descriptors.
6843 (Output_data_plt_x86_64::got_): New field.
6844 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6845 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6847 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6849 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6850 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6851 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6852 R_386_TLS_DESC_CALL relocations.
6853 (Target_x86_64::Scan::global): Likewise.
6854 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6855 for TLS descriptors.
6856 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6857 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6858 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6859 GD-to-IE relaxation.
6860 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6861 and TLS_DESCRIPTORS.
6862 * Makefile.in: Rebuild.
6863 * configure: Rebuild.
6864 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6865 (tls_test_shared2.so): New target.
6866 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6867 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6868 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6869 (tls_shared_gd_to_ie_test_LDADD): New variable.
6870 (tls_shared_gnu2_gd_to_ie_test): New target.
6871 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6873 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6874 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6875 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6876 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6877 (tls_shared_gnu2_test): New target.
6878 (tls_test_gnu2_shared.so): New target.
6879 (tls_shared_gnu2_test_SOURCES): New variable.
6880 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6881 (tls_shared_gnu2_test_LDFLAGS): New variable.
6882 (tls_shared_gnu2_test_LDADD): New variable.
6883 * testsuite/Makefile.in: Rebuild.
6884 * testsuite/Makefile.
6886 2008-04-11 Ian Lance Taylor <iant@google.com>
6888 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6890 * testsuite/Makefile.in: Rebuild.
6892 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6894 * testsuite/script_test_2.cc (main): Adjust test.
6896 2008-04-11 David S. Miller <davem@davemloft.net>
6897 Ian Lance Taylor <iant@google.com>
6899 * options.h (General_options): Add entries for '-Y' and
6901 * options.cc (General_options:finalize): If -Y was used, add those
6902 entries to the library path instead of the default "/lib" and
6905 2008-04-11 David S. Miller <davem@davemloft.net>
6907 * testsuite/justsyms.t: Start at 0x100.
6908 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6909 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6911 * testsuite/script_test_2.cc: Adjust string and section length
6914 2008-04-09 Ian Lance Taylor <iant@google.com>
6917 * script-sections.cc (Sections_element::allocate_to_segment): Add
6919 (Output_section_definition::allocate_to_segment): Likewise.
6920 (Orphan_output_section::allocate_to_segment): Likewise.
6921 (Script_sections::attach_sections_using_phdrs_clause): Don't
6922 propagate non-PT_LOAD segments to orphan sections.
6923 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6924 readelf rather than objdump.
6925 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6926 .interp section and PT_INTERP segment are the same size.
6927 * testsuite/Makefile.in: Rebuild.
6929 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6930 aliases for symbols defined in the same object.
6931 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6932 (weak_alias_test_SOURCES): New variable.
6933 (weak_alias_test_DEPENDENCIES): New variable.
6934 (weak_alias_test_LDFLAGS): New variable.
6935 (weak_alias_test_LDADD): New variable.
6936 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6937 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6938 (weak_alias_test_3.o): New target.
6939 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6940 * testsuite/weak_alias_test_main.cc: New file.
6941 * testsuite/weak_alias_test_1.cc: New file.
6942 * testsuite/weak_alias_test_2.cc: New file.
6943 * testsuite/weak_alias_test_3.cc: New file.
6945 2008-04-08 Ian Lance Taylor <iant@google.com>
6947 * options.h (class General_options): Add --noinhibit-exec option.
6948 * main.cc (main): Check --noinhibit-exec.
6950 * options.h (class General_options): Define --wrap as a special
6951 option. Add wrap_symbols_ field.
6952 (General_options::any_wrap_symbols): New function.
6953 (General_options::is_wrap_symbol): New function.
6954 * options.cc (General_options::parse_wrap): New function.
6955 (General_options::General_options): Initialize wrap_symbols_.
6956 * symtab.cc (Symbol_table::wrap_symbol): New function.
6957 (Symbol_table::add_from_object): Handle --wrap.
6958 * symtab.h (class Symbol_table): Declare wrap_symbol.
6959 * target.h (Target::wrap_char): New function.
6960 (Target::Target_info): Add wrap_char field.
6961 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6962 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6963 * testsuite/testfile.cc (Target_test::test_target_info):
6966 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6969 * layout.h (class Layout): Add added_eh_frame_data_ field.
6970 * layout.cc (Layout::Layout): Initialize new field.
6971 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6972 output section until we find a section we merged successfully.
6973 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6974 that the size be non-zero.
6976 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6979 2008-04-08 Craig Silverstein <csilvers@google.com>
6981 * configure.ac: Export new conditional variable HAVE_ZLIB.
6982 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6984 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6985 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6987 2008-04-07 Ian Lance Taylor <iant@google.com>
6989 * version.cc (version_string): Set to "1.5".
6991 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6992 Add issued_non_pic_error_ field. Declare check_non_pic.
6993 (Target_x86_64::Scan::check_non_pic): New function.
6994 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6995 (Target_x86_64::Scan::global): Likewise.
6997 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6998 addend parameter. Change caller. Handle merge sections.
6999 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7000 Address to Addend. Don't add in the result of
7001 local_section_offset, pass down the addend and use the returned
7003 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7004 Update declarations of local_section_offset and symbol_value.
7005 * testsuite/two_file_test_1.cc (t18): New function.
7006 * testsuite/two_file_test_2.cc (f18): New function.
7007 * testsuite/two_file_test_main.cc (main): Call t18.
7008 * testsuite/two_file_test.h (t18, f18): Declare.
7010 * configure.ac: Don't test for objdump, c++filt, or readelf.
7011 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7013 (TEST_READELF): New variable.
7014 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7015 (check_PROGRAMS): Add two_file_strip_test.
7016 (two_file_strip_test): New target.
7017 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7018 (two_file_same_shared_strip_test_SOURCES): New variable.
7019 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7020 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7021 (two_file_same_shared_strip_test_LDADD): New variable.
7022 (two_file_shared_strip.so): New target.
7023 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7024 (ver_test_5.syms, ver_test_7.syms): Likewise.
7025 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7026 (strip_test_3.stdout): Use TEST_OBJDUMP.
7027 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7029 2008-04-04 Cary Coutant <ccoutant@google.com>
7031 * symtab.h (Symbol::is_weak_undefined): New function.
7032 (Symbol::is_strong_undefined): New function.
7033 (Symbol::is_absolute): New function.
7034 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7035 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7037 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7038 (weak_undef_test): New target.
7039 * testsuite/Makefile.in: Rebuild.
7040 * testsuite/weak_undef_file1.cc: New file.
7041 * testsuite/weak_undef_file2.cc: New file.
7042 * testsuite/weak_undef_test.cc: New file.
7044 2008-04-03 Craig Silverstein <csilvers@google.com>
7046 * compressed_output.h (class Output_compressed_section): Use
7048 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7050 (zlib_compressed_suffix): Removed.
7051 (Output_compressed_section::set_final_data_size): Use unsigned
7053 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7054 Fix linker invocation.
7055 (flagstest_o_specialfile_and_compress_debug_sections):
7057 * testsuite/Makefile.in: Regenerated.
7059 2008-04-02 David S. Miller <davem@davemloft.net>
7061 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7062 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7064 2008-04-02 Craig Silverstein <csilvers@google.com>
7068 2008-04-02 Ian Lance Taylor <iant@google.com>
7070 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7071 parameters. Update for new key type to views_. Change all
7073 (File_read::read): Adjust for byteshift in returned view.
7074 (File_read::add_view): New function, broken out of
7076 (File_read::make_view): New function, broken out of
7078 (File_read::find_or_make_view): Add offset and aligned
7079 parameters. Rewrite accordingly. Change all callers.
7080 (File_read::get_view): Add offset and aligned parameters. Adjust
7081 for byteshift in return value.
7082 (File_read::get_lasting_view): Likewise.
7083 * fileread.h (class File_read): Update declarations.
7084 (class File_read::View): Add byteshift_ field. Add byteshift to
7085 constructor. Add byteshift method.
7086 * archive.h (Archive::clear_uncached_views): New function.
7087 (Archive::get_view): Add aligned parameter. Change all callers.
7088 * object.h (Object::get_view): Add aligned parameter. Change all
7090 (Object::get_lasting_view): Likewise.
7092 * fileread.cc (File_read::release): Don't call clear_views if
7093 there are multiple objects.
7094 * fileread.h (File_read::clear_uncached_views): New function.
7095 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7098 2008-03-31 Cary Coutant <ccoutant@google.com>
7100 Add thin archive support.
7101 * archive.cc (Archive::armagt): New const.
7102 (Archive::setup): Remove task parameter and calls to unlock.
7103 (Archive::unlock_nested_archives): New function.
7104 (Archive::read_header): Add nested_off parameter. Change
7106 (Archive::interpret_header): Likewise.
7107 (Archive::include_all_members): Change to handle thin
7109 (Archive::include_member): Likewise.
7110 * archive.h (Archive::Archive): Add new parameters and
7112 (Archive::armagt): New const.
7113 (Archive::setup): Remove task parameter.
7114 (Archive::unlock_nested_archives): New function.
7115 (Archive::read_header): Add nested_off parameter.
7116 (Archive::interpret_header): Likewise.
7117 (Archive::Nested_archive_table): New typedef.
7118 (Archive::is_thin_archive_): New field.
7119 (Archive::nested_archives_): New field.
7120 (Archive::options_): New field.
7121 (Archive::dirpath_): New field.
7122 (Archive::task_): New field.
7123 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7124 for thin archives. Pass additional parameters to
7125 Archive::Archive. Unlock the archive file after calling
7128 2008-03-29 Ian Lance Taylor <iant@google.com>
7130 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7131 version symbol to be local.
7132 * testsuite/ver_test_4.sh: New file.
7133 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7134 (check_DATA): Add ver_test_4.syms.
7135 (ver_test_4.syms): New target.
7136 * testsuite/Makefile.in: Rebuild.
7139 (Output_section::Input_section_sort_entry::has_priority): New
7141 (Output_section::Input_section_sort_entry::match_file_name): New
7143 (Output_section::Input_section_sort_entry::match_section_name):
7145 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7147 (Output_section::Input_section_sort_entry::match_section_file):
7149 (Output_section::Input_section_sort_compare::operator()): Rewrite
7150 using new Input_section_sort_entry functions. Sort crtbegin and
7151 crtend first. Sort sections with no priority before sections with
7153 * testsuite/initpri1.c (d3): Check j != 4.
7154 (cd5): New constructor/destructor function.
7155 (main): Check j != 2.
7157 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7158 new symbol when resolving, don't call set_is_default.
7159 * testsuite/ver_test_7.cc: New file.
7160 * testsuite/ver_test_7.sh: New file.
7161 * testsuite/Makefile.am (ver_test_7.so): New target.
7162 (ver_test_7.o): New target.
7163 (check_SCRIPTS): Add ver_test_7.sh.
7164 (check_DATA): Add ver_test_7.syms.
7165 (ver_test_7.syms): New target.
7167 2008-03-28 Ian Lance Taylor <iant@google.com>
7169 * layout.cc (Layout::layout): If we see an input section with a
7170 name that needs sorting, set the must_sort flag for the output
7172 (Layout::make_output_section): If the name of the output section
7173 indicates that it might require sorting, set the may_sort flag.
7174 * output.h (Output_section::may_sort_attached_input_sections): New
7176 (Output_section::set_may_sort_attached_input_sections): New
7178 (Output_section::must_sort_attached_input_sections): New
7180 (Output_section::set_must_sort_attached_input_sections): New
7182 (class Output_section): Declare Input_section_sort_entry. Define
7183 Input_section_sort_compare. Declare
7184 sort_attached_input_sections. Add new fields:
7185 may_sort_attached_input_sections_,
7186 must_sort_attached_input_sections_,
7187 attached_input_sections_are_sorted_.
7188 * output.cc (Output_section::Output_section): Initialize new
7190 (Output_section::add_input_section): Add an entry to
7191 input_sections_ if may_sort or must_sort are true.
7192 (Output_section::set_final_data_size): Call
7193 sort_attached_input_sections if necessary.
7194 (Output_section::Input_section_sort_entry): Define new class.
7195 (Output_section::Input_section_sort_compare::operator()): New
7197 (Output_section::sort_attached_input_sections): New function.
7198 * configure.ac: Check whether the compiler supports constructor
7199 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7200 * testsuite/initpri1.c: New file.
7201 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7202 CONSTRUCTOR_PRIORITY.
7203 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7204 (initpri1_LDFLAGS): New variable.
7205 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7207 2008-03-27 Ian Lance Taylor <iant@google.com>
7209 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7210 * testsuite/common_test_1.c: New file.
7211 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7212 (common_test_1_SOURCES): New variable.
7213 (common_test_1_DEPENDENCIES): New variable.
7214 (common_test_1_LDFLAGS): New variable.
7216 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7217 and commons_ correctly when NAME/VERSION does not override
7219 * testsuite/ver_test_6.c: New file.
7220 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7221 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7222 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7224 2008-03-26 Ian Lance Taylor <iant@google.com>
7226 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7227 of an undefined symbol from a version script.
7228 * testsuite/Makefile.am (ver_test_5.so): New target.
7229 (ver_test_5.o): New target.
7230 (check_SCRIPTS): Add ver_test_5.sh.
7231 (check_DATA): Add ver_test_5.syms.
7232 (ver_test_5.syms): New target.
7233 * testsuite/ver_test_5.cc: New file.
7234 * testsuite/ver_test_5.script: New file.
7235 * testsuite/ver_test_5.sh: New file.
7236 * Makefile.in, testsuite/Makefile.in: Rebuild.
7239 Fix problems building gold with gcc 4.3.0.
7240 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7241 (gold_error_at_location, gold_warning_at_location): Use it.
7242 * configure.ac: Check whether we can compile and use a template
7243 function with a printf attribute.
7244 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7245 when jumping over bytes.
7246 * object.cc: Instantiate Object::read_section_data.
7247 * debug.h: Include <cstring>
7248 * dwarf_reader.cc: Include <algorithm>
7249 * main.cc: Include <cstring>.
7250 * options.cc: Include <cstring>.
7251 * output.cc: Include <cstring>.
7252 * script.cc: Include <cstring>.
7253 * script.h: Include <string>.
7254 * symtab.cc: Include <cstring> and <algorithm>.
7255 * target-select.cc: Include <cstring>.
7256 * version.cc: Include <string>.
7257 * testsuite/testmain.cc: Include <cstdlib>.
7258 * configure, config.in: Rebuild.
7260 2008-03-25 Ian Lance Taylor <iant@google.com>
7262 * options.cc: Include "../bfd/bfdver.h".
7263 (options::help): Print bug reporting address.
7265 * version.cc (print_version): Adjust output for current value of
7270 * options.cc (options::help): Print list of supported targets.
7271 * target-select.h: Include <vector>.
7272 (class Target_selector): Make machine_, size_, and is_big_endian_
7273 fields const. Add bfd_name_ and instantiated_target_ fields.
7274 (Target_selector::Target_selector): Add bfd_name parameter.
7275 (Target_selector::recognize): Make non-virtual, call
7277 (Target_selector::recognize_by_name): Make non-virtual, call
7278 do_recognize_by_name.
7279 (Target_selector::supported_names): New function.
7280 (Target_selector::bfd_name): New function.
7281 (Target_selector::do_instantiate_target): New pure virtual
7283 (Target_selector::do_recognize): New virtual function.
7284 (Target_selector::do_recognize_by_name): New virtual function.
7285 (Target_selector::instantiate_target): New private function.
7286 (supported_target_names): Declare.
7287 * target-select.cc (Target_selector::Target_selector): Update for
7288 new parameter and fields.
7289 (select_target_by_name): Check that the name matches before
7290 calling recognize_by_name.
7291 (supported_target_names): New function.
7292 * i386.cc (class Target_selector_i386): Update Target_selector
7293 constructor call. Remove recognize and recognize_by_name. Add
7294 do_instantiate_target.
7295 * x86_64.cc (class Target_selector_x86_64): Likewise.
7296 * testsuite/testfile.cc (class Target_selector_test): Update for
7297 changes to Target_selector.
7299 * README: Rewrite, with some notes on unsupported features.
7301 2008-03-24 Cary Coutant <ccoutant@google.com>
7303 * i386.cc (Target_i386::Got_type): New enum declaration.
7304 (Target_i386::Scan::local): Updated callers of Output_data_got
7306 (Target_i386::Scan::global): Likewise.
7307 (Target_i386::Relocate::relocate): Likewise.
7308 (Target_i386::Relocate::relocate_tls): Likewise.
7309 * object.h (Got_offset_list): New class.
7310 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7311 (Sized_relobj::local_got_offset): Likewise.
7312 (Sized_relobj::set_local_got_offset): Likewise.
7313 (Sized_relobj::local_has_tls_got_offset): Removed.
7314 (Sized_relobj::local_tls_got_offset): Removed.
7315 (Sized_relobj::set_local_tls_got_offset): Removed.
7316 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7317 * output.cc (Output_data_got::add_global): Added got_type parameter.
7318 (Output_data_got::add_global_with_rel): Likewise.
7319 (Output_data_got::add_global_with_rela): Likewise.
7320 (Output_data_got::add_global_pair_with_rel): New function.
7321 (Output_data_got::add_global_pair_with_rela): New function.
7322 (Output_data_got::add_local): Added got_type parameter.
7323 (Output_data_got::add_local_with_rel): Likewise.
7324 (Output_data_got::add_local_with_rela): Likewise.
7325 (Output_data_got::add_local_pair_with_rel): New function.
7326 (Output_data_got::add_local_pair_with_rela): New function.
7327 (Output_data_got::add_global_tls): Removed.
7328 (Output_data_got::add_global_tls_with_rel): Removed.
7329 (Output_data_got::add_global_tls_with_rela): Removed.
7330 (Output_data_got::add_local_tls): Removed.
7331 (Output_data_got::add_local_tls_with_rel): Removed.
7332 (Output_data_got::add_local_tls_with_rela): Removed.
7333 * output.h (Output_data_got::add_global): Added got_type parameter.
7334 (Output_data_got::add_global_with_rel): Likewise.
7335 (Output_data_got::add_global_with_rela): Likewise.
7336 (Output_data_got::add_global_pair_with_rel): New function.
7337 (Output_data_got::add_global_pair_with_rela): New function.
7338 (Output_data_got::add_local): Added got_type parameter.
7339 (Output_data_got::add_local_with_rel): Likewise.
7340 (Output_data_got::add_local_with_rela): Likewise.
7341 (Output_data_got::add_local_pair_with_rel): New function.
7342 (Output_data_got::add_local_pair_with_rela): New function.
7343 (Output_data_got::add_global_tls): Removed.
7344 (Output_data_got::add_global_tls_with_rel): Removed.
7345 (Output_data_got::add_global_tls_with_rela): Removed.
7346 (Output_data_got::add_local_tls): Removed.
7347 (Output_data_got::add_local_tls_with_rel): Removed.
7348 (Output_data_got::add_local_tls_with_rela): Removed.
7349 * resolve.cc (Symbol::override_base_with_special): Removed
7350 reference to has_got_offset_ field.
7351 * symtab.cc (Symbol::init_fields): Replaced initialization
7352 of got_offset_ with got_offsets_. Removed initialization
7354 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7355 (Symbol::got_offset): Likewise.
7356 (Symbol::set_got_offset): Likewise.
7357 (Symbol::has_tls_got_offset): Removed.
7358 (Symbol::tls_got_offset): Removed.
7359 (Symbol::set_tls_got_offset): Removed.
7360 (Symbol::got_offset_): Removed.
7361 (Symbol::tls_mod_got_offset_): Removed.
7362 (Symbol::tls_pair_got_offset_): Removed.
7363 (Symbol::got_offsets_): New field.
7364 (Symbol::has_got_offset): Removed.
7365 (Symbol::has_tls_mod_got_offset): Removed.
7366 (Symbol::has_tls_pair_got_offset): Removed.
7367 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7368 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7370 (Target_x86_64::Scan::global): Likewise.
7371 (Target_x86_64::Relocate::relocate): Likewise.
7372 (Target_x86_64::Relocate::relocate_tls): Likewise.
7374 2008-03-25 Ben Elliston <bje@au.ibm.com>
7376 * yyscript.y: Fix spelling error in comment.
7378 2008-03-24 Ian Lance Taylor <iant@google.com>
7380 * options.h (class General_options): Define build_id option.
7381 * layout.h (class Layout): Declare write_build_id, create_note,
7382 create_build_id. Add build_id_note_ member.
7383 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7384 "libiberty.h", "md5.h", "sha1.h".
7385 (Layout::Layout): Initialize eh_frame_data_,
7386 eh_frame_hdr_section_, and build_id_note_.
7387 (Layout::finalize): Call create_build_id.
7388 (Layout::create_note): New function, broken out of
7389 Layout::create_gold_note.
7390 (Layout::create_gold_note): Call create_note.
7391 (Layout::create_build_id): New function.
7392 (Layout::write_build_id): New function.
7393 (Close_task_runner::run): Call write_build_id.
7395 * x86_64.cc: Correct license to GPLv3.
7397 2008-03-23 Ian Lance Taylor <iant@google.com>
7399 * options.cc: Include "demangle.h".
7400 (parse_optional_string): New function.
7401 (parse_long_option): Handle takes_optional_argument.
7402 (parse_short_option): Update dash_z initializer. Handle
7403 takes_optional_argument.
7404 (General_options::General_options): Initialize do_demangle_.
7405 (General_options::finalize): Set do_demangle_. Handle demangling
7407 * options.h (parse_optional_string): Declare.
7408 (struct One_option): Add optional_arg field. Update constructor.
7409 Update call constructor calls. Add takes_optional_argument
7411 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7412 (DEFINE_optional_string): Define.
7413 (General_options::demangle): Change from DEFINE_bool to
7414 DEFINE_optional_string.
7415 (General_options::no_demangle): New function.
7416 (General_options::do_demangle): New function.
7417 (General_options::set_do_demangle): New function.
7418 (General_options::execstack_status_): Move definition to end of
7420 (General_options::static_): Likewise.
7421 (General_options::do_demangle_): New field.
7422 * object.cc (big_endian>::get_symbol_location_info): Call
7423 Options::do_demangle, not Options::demangle.
7424 * symtab.cc (demangle): Likewise.
7426 2008-03-22 Ian Lance Taylor <iant@google.com>
7428 * gold.h: Include <cstddef> and <sys/types.h>
7429 * options.h: Include <cstring>.
7431 2008-03-21 Ian Lance Taylor <iant@google.com>
7433 * Added source code to GNU binutils.