1 2010-03-30 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
5 2010-03-25 Doug Kwan <dougkwan@google.com>
7 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
8 to avoid a conversion warning on a 32-bit host.
10 2010-03-24 Ian Lance Taylor <iant@google.com>
12 * testsuite/script_test_3.t: Add a TLS segment.
13 * testsuite/Makefile.am (check_PROGRAMS): Add
14 tls_phdrs_script_test.
15 (tls_phdrs_script_test_SOURCES): Define.
16 (tls_phdrs_script_test_DEPENDENCIES): Define.
17 (tls_phdrs_script_test_LDFLAGS): Define.
18 (tls_phdrs_script_test_LDADD): Define.
19 * testsuite/Makefile.in: Rebuild.
21 2010-03-23 Cary Coutant <ccoutant@google.com>
23 * fileread.cc (find_or_make_view): Fix comment.
25 2010-03-23 Ian Lance Taylor <iant@google.com>
27 * script-sections.cc (class Orphan_section_placement): Define
28 PLACE_TLS and PLACE_TLS_BSS.
29 (Orphan_section_placement::Orphan_section_placement): Initialize
31 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
32 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
33 (tls_script_test_SOURCES): Define.
34 (tls_script_test_DEPENDENCIES): Define.
35 (tls_script_test_LDFLAGS): Define.
36 (tls_script_test_LDADD): Define.
37 * testsuite/Makefile.in: Rebuild.
39 2010-03-22 Doug Kwan <dougkwan@google.com>
41 * arm.cc (Arm_relocate_functions::abs8,
42 Arm_relocate_functions::abs16): Use correct check for overflow
43 specified in the ARM ELF specs.
44 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
45 target of a BLX instruction specially.
46 (Reloc_stub::stub_type_for_reloc): Ditto.
47 (Relocate::relocate): Use symbolic names instead of numeric relocation
48 codes to report error.
49 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
51 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
52 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
53 thumb2_blx_out_of_range.stdout
54 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
55 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
56 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
57 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
58 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
59 thumb2_blx_in_range, thumb2_blx_in_range.o,
60 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
61 thumb2_blx_out_of_range.o): New rules.
62 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
63 thumb2_blx_in_range and thumb2_blx_out_of_range.
64 * testsuite/Makefile.in: Regenerate.
65 * arm_branch_in_range.sh: Add tests for THUMB BLX.
66 * testsuite/thumb_blx_in_range.s: New file.
67 * testsuite/thumb_blx_out_of_range.s: New file.
69 2010-03-22 Rafael Espindola <espindola@google.com>
71 * archive.cc (Should_include): Move to archive.h.
72 (should_include_member): Make it a member of Archive.
74 (Add_lib_group_symbols): New.
75 * archive.h: Include options.h.
76 (Archive_member): Moved from Archive.
77 (Should_include): Moved from archive.cc.
79 (Add_lib_group_symbols): New.
80 * dynobj.cc (do_should_include_member): New.
81 * dynobj.h (do_should_include_member): New.
82 * gold.cc (queue_initial_tasks): Update call to queue.
83 * main.cc (main): Print lib group stats.
84 * object.cc (do_should_include_member): New.
85 * object.h: Include archive.h.
86 (Object::should_include_member): New.
87 (Object::do_should_include_member): New.
88 (Sized_relobj::do_should_include_member): New.
89 * options.cc (General_options::parse_start_lib): New.
90 (General_options::parse_end_lib): New.
91 (Input_arguments::add_file): Handle lib groups.
92 (Input_arguments::start_group): Check we are not in a lib.
93 (Input_arguments::start_lib): New.
94 (Input_arguments::end_lib): New.
95 * options.h (General_options): Add start_lib and end_lib.
96 (Input_argument::lib_): New.
97 (Input_argument::lib): New.
98 (Input_argument::is_lib): New.
99 (Input_file_lib): New.
100 (Input_arguments::in_lib_): New.
101 (Input_arguments::in_lib): New.
102 (Input_arguments::start_lib): New.
103 (Input_arguments::end_lib_): New.
104 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
105 in unused members as preempted.
106 (Sized_pluginobj::do_should_include_member): New.
107 * plugin.h (Sized_pluginobj::do_should_include_member): New.
108 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
110 (Read_symbols::do_whole_lib_group): New.
111 (Read_symbols::do_lib_group): New.
112 (Read_symbols::do_read_symbols): Handle lib groups.
113 (Read_symbols::get_name): Handle lib groups.
114 * readsyms.h (Read_symbols): Add an archive member pointer.
115 (Read_symbols::do_whole_lib_group): New.
116 (Read_symbols::do_lib_group): New.
117 (Read_symbols::member_): New.
118 * script.cc (read_input_script): Update call to queue_soon.
120 2010-03-19 Doug Kwan <dougkwan@google.com>
122 * arm.cc (Stub_table::Stub_table): Initialize new data members
123 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
124 (Stub_table::add_reloc_stub): Assign stub offset and update
125 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
126 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
128 (Stub_table::update_data_size_and_addralign): Use
129 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
130 instead of going over all reloc stubs.
131 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
132 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
133 Stringpool_template::offset_ to size of Stringpool_char.
134 (Stringpool_template::new_key_offset): Remove code to initialize
135 Stringpool_template::offset_.
136 * stringpool.h (Stringpool_template::set_no_zero_null): Set
137 Stringpool_template::offset_ to zero.
139 2010-03-15 Doug Kwan <dougkwan@google.com>
141 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
143 (Stringpool_template::new_key_offset): New method.
144 (Stringpool_template::add_string): Assign offsets when adding new
146 (Stringpool_template::set_string_offsets): Do not set string offsets
148 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
150 (Chunked_vector::clear): Clear size_.
151 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
152 (Chunked_vector::size): Return size_.
153 (Chunked_vector::push_back): Use size_ to find insert position.
154 (Chunked_vector::size_): New data member.
155 (Stringpool_template::set_no_zero_null): Assert string set is empty.
156 (Stringpool_template::new_key_offset): New method declaration.
157 (Stringpool_template::offset_): New data member.
159 2010-03-15 Rafael Espindola <espindola@google.com>
161 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
162 Add_symbols' constructor.
163 * readsyms.h (Add_symbols): Remove the input_group member.
165 2010-03-10 Ian Lance Taylor <iant@google.com>
167 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
168 target to ask whether a reference to a symbol requires a stack
170 * target.h (Target::is_call_to_non_split): New function.
171 (Target::do_is_call_to_non_split): Declare virtual function.
172 * target.cc: Include "symtab.h".
173 (Target::do_is_call_to_non_split): New function.
174 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
176 2010-03-10 Cary Coutant <ccoutant@google.com>
178 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
179 (File_read::open[1]): Remove initial mapping of whole_file_view_.
180 (File_read::open[2]): Add whole_file_view_ to list of views.
181 (File_read::make_view): Remove test of whole_file_view_.
182 (File_read::find_or_make_view): Create whole_file_view_ if
184 (File_read::clear_views): Replace bool parameter with enum;
185 adjust all callers. Don't delete views with permanent data;
186 do delete cached views and views from archives if
187 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
188 if clearing the corresponding view.
189 * fileread.h (File_read::Clear_views_mode): New enum.
190 (File_read::View::is_permanent_view): New method.
191 (File_read::clear_views): Replace bool parameter
192 with enum; adjust all callers.
193 * options.h (General_options): Change keep_files_mapped option;
195 * readsyms.cc (Add_symbols::run): Delete sd_ object before
197 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
200 2010-03-10 David S. Miller <davem@davemloft.net>
202 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
204 2010-03-09 Sriraman Tallam <tmsriram@google.com>
206 * icf.cc (get_section_contents): Add '@' marker after processing the
209 2010-03-08 Doug Kwan <dougkwan@google.com>
211 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
212 due to a conversion warning.
213 (Arm_relobj::update_output_local_symbol_count): Check for local
214 symbol with unset output index.
216 2010-03-05 Ian Lance Taylor <iant@google.com>
218 * options.h (class General_options): Add --spare-dynamic-tags.
219 * output.cc (Output_data_dynamic::set_final_data_size): Implement
220 --spare-dynamic-tags.
222 2010-03-05 Ian Lance Taylor <iant@google.com>
224 * incremental.cc: Include "libiberty.h".
226 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
228 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
229 function, is_info_ member.
230 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
231 (Versions::Versions): Update caller.
232 (Versions::define_base_version): Likewise.
233 (Versions::add_def): Likewise.
235 2010-03-03 Sriraman Tallam <tmsriram@google.com>
237 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
238 (Scan::possible_function_pointer_reloc): New function.
239 (Scan::local_reloc_may_be_function_pointer): Change to call
240 possible_function_pointer_reloc.
241 (Scan::global_reloc_may_be_function_pointer): Ditto.
242 * icf.h (Icf::check_section_for_function_pointers): Change to reject
243 relocations in ".data.rel.ro._ZTV" section.
244 * testsuite/icf_safe_so_test.sh: Change to pass i386.
245 * testsuite/icf_safe_so_test.cc: Ditto.
246 * testsuite/icf_safe_test.cc: Ditto.
247 * testsuite/icf_safe_test.sh: Ditto.
249 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
250 Ian Lance Taylor <iant@google.com>
252 * target-reloc.h (relocate_section): Check the symbol table index
253 for -1U before setting the local symbol index.
254 (scan_relocatable_relocs): If copying the relocation, record that
255 the local symbol is required.
256 * object.h (Symbol_value::is_output_symtab_index_set): New
258 (Symbol_value::may_be_discarded_from_output_symtab): New
260 (Symbol_value::has_output_symtab_entry): New function.
261 (Symbol_value::needs_output_symtab_entry): Remove.
262 (Symbol_value::output_symtab_index): Make sure the symbol index is
264 (Symbol_value::set_output_symtab_index): Make sure the symbol
265 index is not set. Make sure the new index is valid.
266 (Symbol_value::set_must_have_output_symtab_entry): New function.
267 (Symbol_value::has_output_dynsym_entry): New function.
268 (Symbol_value::set_output_dynsym_index): Make sure the new index
270 (Sized_relobj::set_must_have_output_symtab_entry): New function.
271 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
272 local symbol if permitted.
273 (Sized_relobj::do_finalize_local_symbols): Call
274 is_output_symtab_index_set rather than needs_output_symtab_entry.
275 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
276 rather than needs_output_symtab_entry. Call
277 has_output_dynsym_entry rather than needs_output_dynsym_entry.
278 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
279 is_output_symtab_index_set rather than needs_output_symtab_entry.
280 * testsuite/discard_locals_relocatable_test.c: New file.
281 * testsuite/discard_locals_test.sh: Test -r.
282 * testsuite/Makefile.am (check_DATA): Add
283 discard_locals_relocatable_test1.syms,
284 discard_local_relocatable_test2.syms.
285 (MOSTLYCLEANFILES): Likewise. Also add
286 discard_locals_relocatable_test1.lout and
287 discard_locals_relocatable_test2.out.
288 (discard_locals_relocatable_test1.syms): New target.
289 (discard_locals_relocatable_test.o): New target.
290 (discard_locals_relocatable_test1.out): New target.
291 (discard_locals_relocatable_test2.syms): New target.
292 (discard_locals_relocatable_test2.out): New target.
293 (various): Add missing ../ld-new dependencies.
294 * testsuite/Makefile.in: Rebuild.
296 2010-03-03 Nick Clifton <nickc@redhat.com>
298 * po/fi.po: New Finnish translation.
300 2010-03-01 Doug Kwan <dougkwan@google.com>
302 * layout.cc (Layout::Layout): Force section types of .init_array*,
303 .preinit_array* and .fini_array* sections.
304 * output.cc (Output_section::Input_section_sort_entry::has_priority):
305 Fix check of return value of std::string::find.().
306 (Output_section::Input_section_sort_compare::operator()): Remove
307 comment about .init_array.
308 (Output_section::Input_section_sort_init_fini_compare::operator()):
310 (Output_section::sort_attached_input_sections): Handle .init_array
311 and .fini_array specially.
312 * output.h (Output_section::Inut_section_sort_compare): Update
314 (Output_section::Input_section_sort_init_fini_compare): New struct.
316 2010-02-26 Doug Kwan <dougkwan@google.com>
318 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
319 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
320 * testsuite/debug_msg.sh: Avoid matching source line number for
321 use of global variable undef_int.
323 2010-02-26 Doug Kwan <dougkwan@google.com>
325 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
326 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
327 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
328 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
329 * options.cc (General_options::General_options): Initialize member
331 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
332 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
333 and rm_no_fix_v4bx.stdout
334 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
335 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
336 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
337 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
339 * Makefile.in: Regenerate.
340 * testsuite/arm_fix_v4bx.s: New file.
341 * testsuite/arm_fix_v4bx.sh: Ditto.
343 2010-02-24 Doug Kwan <dougkwan@google.com>
345 * arm.cc (Target_arm::got_section): Make the .got section the first
346 non RELRO section in the data segment.
347 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
348 suffixes of section names.
350 2010-02-24 Doug Kwan <dougkwan@google.com>
352 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
353 flags and attributes merging if an input file is a binary file.
354 * fileread.cc (Input_file::open): Record format of original file.
355 * fileread.h (Input_file::Format): New enum type.
356 (Input_file::Input_file): Initialize data member format_.
357 (Input_file::format): New method definition.
358 (Input_file::format_):: New data member.
360 2010-02-24 Doug Kwan <dougkwan@google.com>
362 * arm.cc (Arm_output_data_got): New class.
363 (ARM_TCB_SIZE): New constant
364 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
365 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
366 If user uses a script with a SECTIONS clause, issue only a warning
367 for a misplaced EXIDX input section. Otherwise, issue an error.
368 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
370 (Target_arm::got_mode_index_entry): Handle static linking.
371 (Target_arm::Scan::local): Ditto.
372 (Target_arm::Scan::global): Ditto.
373 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
374 all incorrectly implemented relocations.
375 (Target_arm::fix_exidx_coverage): Pass layout to
376 Arm_output_section::fix_exidx_coverage.
377 * layout.cc (Layout::section_name_mapping): Remove trailing dots
378 from ".ARM.exidx." and ".ARM.extab.".
380 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
382 * arm.cc (Target_arm::do_finalize_sections): Create attribute
383 section if it does not already exist.
384 * attributes.cc (Attributes_section_data::Attributes_section_data):
385 Don't crash if size is zero.
387 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
388 Ian Lance Taylor <iant@google.com>
390 * gold.cc (queue_middle_tasks): If no input files were opened,
392 * workqueue.h (Task_function::Task_function): Assert that there is
395 2010-02-22 Doug Kwan <dougkwan@google.com>
397 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
398 * icf.cc (get_section_contents): Cast snprintf arguments to long long
399 types to avoid warnings due to different uint64_t implementations
402 2010-02-21 Doug Kwan <dougkwan@google.com>
404 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
405 handling of the maximum backward branch offset.
406 (Arm_relocate_functions::thumb_branch_common): Ditto.
407 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
408 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
409 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
410 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
411 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
412 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
413 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
414 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
415 thumb_bl_out_of_range thumb_bl_out_of_range.o,
416 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
417 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
418 thumb2_bl_out_of_range.o): New rules.
419 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
420 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
421 thumb2_bl_out_of_range
422 * testsuite/Makefile.in: Regenerate.
423 * testsuite/arm_bl_in_range.s: New file.
424 * testsuite/arm_bl_out_of_range.s: Ditto.
425 * testsuite/arm_branch_in_range.sh: Ditto.
426 * testsuite/arm_branch_range.t: Ditto.
427 * testsuite/thumb2_branch_range.t: Ditto.
428 * testsuite/thumb_bl_in_range.s: Ditto.
429 * testsuite/thumb_bl_out_of_range.s: Ditto.
430 * testsuite/thumb_branch_range.t: Ditto.
432 2010-02-20 Sriraman Tallam <tmsriram@google.com>
434 * gc.h (gc_process_relocs): Change vectors to point to the new list.
435 Add reloc offset information.
436 * icf.cc (get_section_contents): Change iterators to point to the new
437 vectors. Add reloc offset information to the contents.
438 * icf.h (Icf::Sections_reachable_info): New typedef.
439 (Icf::Sections_reachable_list): New typedef.
440 (Icf::Offset_info): New typedef.
441 (Icf::Reloc_info): New struct typedef.
442 (Icf::Reloc_info_list): New typedef.
443 (Icf::symbol_reloc_list): Delete method.
444 (Icf::addend_reloc_list): Delete method.
445 (Icf::section_reloc_list): Delete method.
446 (Icf::reloc_info_list): New method.
447 (Icf::reloc_info_list_): New member.
449 2010-02-19 Doug Kwan <dougkwan@google.com>
451 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
452 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
453 * arm.cc (Arm_relocation_functions): New forward declaration.
454 (Target_arm::Target_arm): Initialize new data members
455 got_mod_index_offset_ and tls_base_symbol_defined_.
456 (Target_arm::Relocate::relocate_tls): New method.
457 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
458 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
460 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
461 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
462 (Target_arm::got_mod_index_offset_,
463 Target_arm::tls_base_symbol_defined_): New data members.
464 (Target_arm::Scan::local, Target::Scan::global,
465 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
468 2010-02-18 Doug Kwan <dougkwan@google.com>
470 * arm.cc (Arm_relobj::find_linked_text_section): New method.
471 (Arm_relobj::make_exidx_input_section): Pass section index of linked
472 text section as a parameter becuase some broken tools may not set
473 the link in section header.
474 (Target_arm::has_got_section): New method.
475 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
476 without any mapping symbol as data only. Remove warning.
477 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
478 link in its section header, try to discover the link by inspecting the
479 REL31 relocation at the beginning of the section.
480 (Target_arm::Scan::check_non_pic): Report name of offending relocation
482 (Target_arm::Scan::global): Treat any reference to the symbol
483 _GLOBAL_OFFSET_TABLE_ as a GOT access.
485 2010-02-12 Sriraman Tallam <tmsriram@google.com>
487 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
488 (Scan::global_reloc_may_be_function_pointer): New function.
489 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
490 (Scan::global_reloc_may_be_function_pointer): New function.
491 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
492 (Scan::global_reloc_may_be_function_pointer): New function.
493 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
494 (Scan::global_reloc_may_be_function_pointer): New function.
495 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
496 (Scan::global_reloc_may_be_function_pointer): New function.
497 (Scan::possible_function_pointer_reloc): New function.
498 (Target_x86_64::can_check_for_function_pointers): New function.
499 * gc.h (gc_process_relocs): Scan relocation types to determine if
500 function pointers were taken for targets that support it.
501 * icf.cc (Icf::find_identical_sections): Include functions for
502 folding in safe ICF whose pointer is not taken.
503 * icf.h (Secn_fptr_taken_set): New typedef.
504 (fptr_section_id_): New member.
505 (section_has_function_pointers): New function.
506 (set_section_has_function_pointers): New function.
507 (check_section_for_function_pointers): New function.
508 * options.h: Fix comment for safe ICF option.
509 * target.h (can_check_for_function_pointers): New function.
510 * testsuite/Makefile.am: Add icf_safe_so_test test case.
511 Modify icf_safe_test for X86-64.
512 * testsuite/Makefile.in: Regenerate.
513 * testsuite/icf_safe_so_test.cc: New file.
514 * testsuite/icf_safe_so_test.sh: New file.
515 * testsuite/icf_safe_test.cc (kept_func_3): New function.
516 (main): Change to take pointer to function kept_func_3.
517 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
518 folding is done correctly for X86-64.
520 2010-02-12 David S. Miller <davem@davemloft.net>
522 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
523 is_symbolless parameter.
524 (Output_reloc<SHT_REL>::is_symbolless): New.
525 (Output_reloc<SHT_REL>::is_symbolless_): New.
526 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
527 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
528 (Output_reloc<SHT_RELA>::is_symbolless): New.
529 (Output_data_reloc::add_global): Handle is_symbolless.
530 (Output_data_reloc::add_global_relative): Likewise.
531 (Output_data_reloc::add_local): Likewise.
532 (Output_data_reloc::add_local_relative): Likewise.
533 (Output_data_reloc::add_symbolless_global_addend): New.
534 (Output_data_reloc::add_symbolless_local_addend): New.
535 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
537 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
538 instead of ->is_relative_
539 (Output_reloc::write): Likewise.
540 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
541 (Output_reloc::write_rel): Simplify.
543 * sparc.cc (Target_sparc::Scan::local): Use
544 ->add_symbolless_local_addend as needed.
545 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
546 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
547 based upon relocation offset.
549 2010-02-11 Doug Kwan <dougkwan@google.com>
551 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
552 (Target_arm::Scan::global): Ditto. Also remove a comment before the
553 beginning of function.
554 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
555 and MOVT_ABS relocations. Those are non issued in scanning. Fix
556 parameter is_32bit in calls to should_apply_static_reloc.
557 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
558 (check_DATA): Add arm_abs_global.stdout.
559 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
560 arm_abs_global.stdout): New rules.
561 (MOSTLLYCLEANFILES): Add arm_abs_global
562 * Makefile.in: Regenerate.
563 * testsuite/arm_abs_global.s: New file.
564 * testsuite/arm_abs_global.sh: Ditto.
565 * testsuite/arm_abs_lib.s: Ditto.
567 2010-02-11 Ian Lance Taylor <iant@google.com>
569 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
571 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
572 Allocate_commons_task first.
573 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
574 task, rather than symtab_lock_.
575 (Gc_process_relocs::~Gc_process_relocs): New function.
576 (Gc_process_relocs::is_runnable): Check this_blocker_.
577 (Gc_process_relocs::locks): Use next_blocker_ rather than
579 (Scan_relocs::~Scan_relocs): New function.
580 (Scan_relocs::is_runnable): Check this_blocker_ rather than
582 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
584 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
585 fields. Add this_blocker_ and next_blocker_ fields. Adjust
586 constructor accordingly.
587 (class Gc_process_relocs): Likewise.
588 (class Scan_relocs): Likewise.
589 * common.h (class Allocate_commons_task): Remove symtab_lock_
590 field, and corresponding constructor parameter.
591 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
593 (Allocate_commons_task::locks): Likewise.
595 2010-02-11 Ian Lance Taylor <iant@google.com>
597 * gold-threads.h (class Once): Define.
598 (class Initialize_lock): Rewrite as child of Once.
599 * gold-threads.cc (class Once_initialize): Define.
600 (once_pointer_control): New static variable.
601 (once_pointer, once_arg): New static variables.
602 (c_run_once): New static function.
603 (Once::Once, Once::run_once, Once::internal_run): New functions.
604 (class Initialize_lock_once): Remove.
605 (initialize_lock_control): Remove.
606 (initialize_lock_pointer): Remove.
607 (initialize_lock_once): Remove.
608 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
609 (Initialize_lock::initialize): Rewrite.
610 (Initialize_lock::do_run_once): New function.
611 * archive.cc (Archive::interpret_header): Only clear name if it is
613 * fileread.cc: Include "gold-threads.h"
614 (file_counts_lock): New static variable.
615 (file_counts_initialize_lock): Likewise.
616 (File_read::release): Only increment counts when using --stats.
617 Use a lock around the increment.
618 * parameters.cc (class Set_parameters_target_once): Define.
619 (set_parameters_target_once): New static variable.
620 (Parameters::Parameters): Move here from parameters.h.
621 (Parameters::set_target): Rewrite.
622 (Parameters::set_target_once): New function.
623 (Parameters::clear_target): Move here and rewrite.
624 * parameters.h (class Parameters): Update declarations. Add
625 set_parameters_target_once_ field.
626 (Parameters::Parameters): Move to parameters.cc.
627 (Parameters::clear_target): Likewise.
628 * readsyms.cc (Read_symbols::do_group): Create a Start_group
630 (Start_group::~Start_group): New function.
631 (Start_group::is_runnable): New function.
632 (Start_group::locks, Start_group::run): New functions.
633 (Finish_group::run): Change saw_undefined to size_t.
634 * readsyms.h (class Start_group): Define.
635 (class Finish_group): Change saw_undefined_ field to size_t.
636 (Finish_group::Finish_group): Remove saw_undefined and
637 this_blocker parameters. Change all callers.
638 (Finish_group::set_saw_undefined): New function.
639 (Finish_group::set_blocker): New function.
640 * symtab.h (class Symbol_table): Change saw_undefined to return
641 size_t. Change saw_undefined_ field to size_t.
642 * target-select.cc (Set_target_once::do_run_once): New function.
643 (Target_selector::Target_selector): Initialize set_target_once_
644 field. Don't initialize lock_ and initialize_lock_ fields.
645 (Target_selector::instantiate_target): Rewrite.
646 (Target_selector::set_target): New function.
647 * target-select.h (class Set_target_once): Define.
648 (class Target_selector): Update declarations. Make
649 Set_target_once a friend. Remove lock_ and initialize_lock_
650 fields. Add set_target_once_ field.
652 2010-02-10 Ian Lance Taylor <iant@google.com>
654 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
656 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
657 (queue_middle_tasks): Add all blockers before queueing any tasks.
658 (queue_final_tasks): Likewise.
659 * token.h (Task_token::add_blockers): New function.
660 * object.h (Input_objects::number_of_relobjs): New function.
662 2010-02-10 Ian Lance Taylor <iant@google.com>
664 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
665 shared, not if not position independent.
666 * x86_64.cc (Relocate::relocate_tls): Likewise.
667 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
668 (tls_pie_pic_test): New target.
669 * testsuite/Makefile.in: Rebuild.
671 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
672 (tls_test_main_pie.o, tls_test_pie.o): New targets.
673 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
674 * testsuite/Makefile.in: Rebuild.
676 2010-02-09 David S. Miller <davem@davemloft.net>
678 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
679 R_SPARC_RELATIVE using ->add_local_relative().
680 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
682 * output.h (Output_data_dynamic::add_section_size): New method
683 that takes two Output_data objects.
684 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
685 entry param. Handle it in initializers.
686 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
687 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
688 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
690 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
691 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
692 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
693 for dynrel_includes_plt.
694 * i386.cc (Target_i386::do_finalize_sections): Likewise.
695 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
696 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
698 (Target_sparc::do_finalize_sections): Update to pass true for
700 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
701 output before .rela.plt
702 (Target_powerpc::do_finalize_sections): Update to pass true for
703 dynrel_includes_plt when 32-bit.
705 2010-02-08 Doug Kwan <dougkwan@google.com>
707 * arm.cc (Arm_relobj::simple_input_section_output_address): New
709 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
710 Arm_relobj::scan_section_for_cortex_a8_stubs,
711 Arm_relobj::do_relocation_section): Instead of calling
712 Output_section::output_address, use faster
713 Arm_relobj::simple_input_section_output_address.
715 2010-02-08 David S. Miller <davem@davemloft.net>
717 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
718 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
719 relocation helper function.
721 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
722 just like R_SPARC_GOT{10,13,22}.
723 (Target_sparc::Scan::local): Likewise.
724 (Target_sparc::Relocate:relocate): Likewise.
726 2010-02-06 Ian Lance Taylor <iant@google.com>
728 * configure.ac: Rewrite targetobjs duplicate removal code to use
729 only shell constructs.
730 * configure: Rebuild.
732 2010-02-05 Doug Kwan <dougkwan@google.com>
735 * arm.cc (Arm_relobj::section_is_scannable): New method.
736 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
737 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
739 2010-02-04 Doug Kwan <dougkwan@google.com>
742 * arm-reloc-property.cc (cstdio): Include.
743 * configure.ac (targetobjs): Remove duplicates.
744 * configure: Regenerate.
745 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
746 big and little endian version for a given address size.
748 2010-02-03 Doug Kwan <dougkwan@google.com>
750 * arm-reloc-property.cc
751 (Arm_reloc_property_table::reloc_name_in_error_message): New method
753 * arm-reloc-property.h
754 (Arm_reloc_property_table::get_implemented_static_reloc_property):
755 New method definition.
756 (Arm_reloc_property_table::reloc_name_in_error_message): New method
758 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
760 (GOT_PREL): Change implemented to Y.
761 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
762 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
763 (Arm_relocate_functions::movw_abs_nc): Remove method.
764 (Arm_relocate_functions::movt_abs): Ditto.
765 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
766 (Arm_relocate_functions::thm_movt_abs): Ditto.
767 (Arm_relocate_functions::movw_rel_nc): Ditto.
768 (Arm_relocate_functions::movw_rel): Ditto.
769 (Arm_relocate_functions::movt_rel): Ditto.
770 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
771 (Arm_relocate_functions:thm_movw_rel): Ditto.
772 (Arm_relocate_functions:thm_movt_rel): Ditto.
773 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
774 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
775 New method definitions.
776 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
777 (Arm_relocation_functions::arm_grp_ldr): Ditto.
778 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
779 (Arm_relocation_functions::arm_grp_ldc): Ditto.
780 (Target_arm::Relocate::relocate): Check for non-static or
781 unimplemented relocation code and exit early. Change calls to
782 Target_arm::reloc_uses_thumb_bit and
783 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
784 instead. Refactor code to handle similar relocations to increase
785 code sharing. Remove check for unsupported relocation code in switch
787 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
788 relocation property table to find out size. Change error message to
789 print out the name of a relocation code instead of the numeric value.
790 (Target_arm::scan_reloc_for_stub): Use relocation property table
791 instead of calling Target_arm::reloc_uses_thumb_bit().
793 2010-02-02 Doug Kwan <dougkwan@google.com>
795 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
796 types of relaxed input section.
798 2010-02-02 Doug Kwan <dougkwan@google.com>
800 * Makefile.am (HFILES): Add arm-reloc-property.h.
802 (TARGETSOURCES): Add arm-reloc-property.cc
803 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
804 (libgold_a_SOURCES): $(DEFFILES)
805 * Makefile.in: Regenerate.
806 * arm-reloc-property.cc: New file.
807 * arm-reloc-property.h: New file.
808 * arm-reloc.def: New file.
809 * arm.cc: Update comments.
810 (arm-reloc-property.h): New included header.
811 (arm_reloc_property_table): New global variable.
812 (Target_arm::do_select_as_default_target): New method definition.
813 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
814 arm-reloc-property to targ_extra_obj.
815 * parameters.cc (set_parameters_target): Call
816 Target::select_as_default_target().
817 * target.h (Target::select_as_default_target): New method definition.
818 (Target::do_select_as_default_target): Same.
820 2010-02-01 Doug Kwan <dougkwan@google.com>
822 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
823 first_output_text_section_.
824 (Arm_exidx_fixup::first_output_text_section): New method definition.
825 (Arm_exidx_fixup::first_output_text_section_): New data member.
826 (Arm_exidx_fixup::process_exidx_section): Record the first text
828 (Arm_output_section::fix_exidx_coverage): Set correct linked section
829 and entsize in output section header.
831 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
833 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
834 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
835 (Arm_relocate_functions::thm_alu11): New Method.
836 (Arm_relocate_functions::thm_pc8): New Method.
837 (Arm_relocate_functions::thm_pc12): New Method.
838 (Target_arm::Scan::local): Handle the relocations.
839 (Target_arm::Scan::global): Likewise.
840 (Target_arm::Relocate::relocate): Likewise.
841 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
843 2010-01-29 Doug Kwan <dougkwan@google.com>
845 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
846 of relocation types as ld.
848 2010-01-29 Doug Kwan <dougkwan@google.com>
850 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
852 (Arm_relocate_functions::thumb_branch_common): Ditto.
853 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
854 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
855 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
856 Arm_relocate_functions::jump24): Remove.
857 (Target_arm::Relocate::relocate): Adjust code to call
858 Arm_relocation_functions::arm_branch_common and
859 Arm_relocation_functions::thumb_branch_common instead of their removed
860 wrappers. Merge switch-cases together to reduce source code size.
862 2010-01-29 Doug Kwan <dougkwan@google.com>
864 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
865 output_local_symbol_count_needs_update_.
866 (Arm_relobj::output_local_symbol_count_needs_update,
867 Arm_relobj::set_output_local_symbol_count_needs_update,
868 Arm_relobj::update_output_local_symbol_count): New methods.
869 (Arm_relobj::output_local_symbol_count_needs_update_): New data
871 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
872 of pointed function as in a R_ARM_PREL31 relocation.
873 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
874 for output local symbol count updating.
875 (Target_arm::do_relax): Update output local symbol counts in objects
877 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
879 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
881 * arm.cc: Added support for the ARM relocations:
882 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
883 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
884 (Arm_relocate_functions::movw_rel_nc): Renamed (was
886 (Arm_relocate_functions::movw_rel): New method.
887 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
888 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
890 (Arm_relocate_functions::thm_movw_rel): New method.
891 (Arm_relocate_functions::thm_movt_rel): Renamed (was
893 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
895 (Target_arm::Scan::global): Likewise.
896 (Target_arm::Relocate::relocate): Likewise.
897 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
900 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
902 * arm.cc: Added support for ARM group relocations.
903 (Target_arm::reloc_needs_sym_origin): New method.
904 (Arm_relocate_functions::calc_grp_kn): New method.
905 (Arm_relocate_functions::calc_grp_residual): New method.
906 (Arm_relocate_functions::calc_grp_gn): New method.
907 (Arm_relocate_functions::arm_grp_alu): New Method.
908 (Arm_relocate_functions::arm_grp_ldr): New Method.
909 (Arm_relocate_functions::arm_grp_ldrs): New Method.
910 (Arm_relocate_functions::arm_grp_ldc): New Method.
911 (Target_arm::Scan::local): Handle the ARM group relocations.
912 (Target_arm::Scan::global): Likewise.
913 (Target_arm::Relocate::relocate): Likewise.
914 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
917 2010-01-26 Doug Kwan <dougkwan@google.com>
919 * arm.cc (set): Include.
920 (class Arm_exidx_fixup): Change type of last_input_section_ to const
922 (Arm_output_section::Text_section_list): New type.
923 (Arm_output_section::append_text_sections_to_list): New method.
924 (Arm_output_section::fix_exidx_coverage): Ditto.
925 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
926 (Arm_relobj::convert_input_section_to_relaxed_section): Use
927 Relobj::set_section_offset() instead of
928 Sized_relobj::invalidate_section_offset().
929 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
930 parameter for section headers. Ignore relocation sections for
931 unallocated sections and EXIDX sections.
932 (Target_arm::fix_exidx_coverage): New method.
933 (Target_arm::output_section_address_less_than): New type.
934 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
935 linked text section instead of the EXIDX section.
936 (Arm_output_section::create_stub_group): Add an assertion to check
937 that this is not an EXIDX output section.
938 (Arm_output_section::append_text_sections_to_list): New method.
939 (Arm_output_section::fix_exidx_coverage): Ditto.
940 (Arm_relobj::scan_sections_for_stubs): Adjust call to
941 Arm_relobj::section_needs_reloc_stub_scanning.
942 (Target_arm::do_relax): Fix EXIDX output section coverage in the
944 (Target_arm::fix_exidx_coverage): New method.
945 * object.h (Relobj::set_output_section): New method.
946 (Sized_relobj::invalidate_section_offset): Remove method.
947 (Sized_relobj::do_invalidate_section_offset): Remove method.
948 (Sized_relobj::do_set_section_offset): Handle offset value -1.
950 2010-01-25 Doug Kwan <dougkwan@google.com>
952 * arm.cc (Arm_exidx_merged_section::do_output_offset):
953 Fix warning due to signed and unsigned comparison on a 32-bit host.
955 2010-01-22 Doug Kwan <dougkwan@google.com>
957 * arm.cc (Target_arm::do_relax): Record an output section for section
958 offset adjustment it contains any stub table that has changed.
959 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
960 offsets in an output section if necessary.
961 * output.cc (Output_section::Output_section): Initialize
962 section_offsets_need_adjustments_.
963 (Output_section::add_input_section_for_script): Renamed to
964 Output_section::add_simple_input_section.
965 (Output_section::save_states): Add a comment.
966 (Output_section::discard_states): New method defintion.
967 (Output_section::adjust_section_offsets): Same.
968 * output.h (Output_section::add_input_section_for_script): Renamed to
969 Output_section::add_simple_input_section.
970 (Output_section::discard_states): New method declaration.
971 (Output_section::adjust_section_offsets): Same.
972 (Output_section::section_offsets_need_adjustment,
973 Output_section::set_section_offsets_need_adjustment): New method
975 (Output_section::section_offsets_need_adjustment_): New data member.
977 (Output_section_element_input::set_section_address): Adjust code for
978 renaming of Output_section::add_input_section_for_script.
979 (Orphan_output_section::set_section_address): Same.
981 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
983 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
984 Fix_v4bx enum values .
985 * gold/options.h (General_options): New option definitions.
986 (General_options::fix_v4bx): New method.
987 (General_options::Fix_v4bx): New enum.
988 * gold/options.cc (General_options::parse_fix_v4bx): New method.
989 (General_options::parse_fix_v4bx_interworking): New method.
991 2010-01-22 Doug Kwan <dougkwan@google.com>
993 * arm.cc (Arm_exidx_fixup): New class.
995 2010-01-21 Doug Kwan <dougkwan@google.com>
997 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
999 (Arm_exidx_section_offset_map): New type.
1001 2010-01-21 Doug Kwan <dougkwan@google.com>
1003 * arm.cc (Arm_exidx_input_section): New class.
1004 (Arm_relobj::exidx_input_section_by_link,
1005 Arm_relobj::exidx_input_section_by_shndx,
1006 Arm_relobj::make_exidx_input_section): New methods.
1007 (read_arm_attributes_section): Remove.
1008 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1009 information about them.
1010 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1013 2010-01-20 Doug Kwan <dougkwan@google.com>
1015 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1016 Input_section_specifier to Section_id.
1017 (Target_arm::new_arm_input_section: Adjust code for change of key
1019 (Target_arm::find_arm_input_section): Ditto.
1020 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1021 (Section_id): Remove.
1022 (Garbage_collection::Section_id_hash): Remove.
1023 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1024 (Section_id): Remove.
1025 (Icf::Section_id_hash): Remove.
1026 * object.h (Section_id, Const_section_id, Section_id_hash,
1027 Const_section_id_hash): New type definitions.
1028 * output.cc (Output_section::add_relaxed_input_section): Change to
1029 use Const_section_id instead of Input_section_specifier as key type.
1030 (Output_section::add_merge_input_section): Ditto.
1031 (Output_section::build_relaxation_map): Change to use Section_id
1032 instead of Input_section_specifier as key type.
1033 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1035 (Output_section::convert_input_sections_to_relaxed_sections): Change
1036 to use Const_section_id instead of Input_section_specifier as key type.
1037 (Output_section::find_merge_section): Ditto.
1038 (Output_section::find_relaxed_input_section): Ditto.
1039 * output.h (Input_section_specifier): Remove class.
1040 (Output_section::Output_section_data_by_input_section_map): Change
1041 key type to Const_section_id.
1042 (Output_section::Output_relaxed_input_section_by_input_section_map):
1044 (Output_section::Relaxation_map): Change key type to Section_id.
1046 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1048 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1049 (class Arm_v4bx_stub): New class.
1050 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1051 (Stub_factory::make_arm_v4bx_stub): New method.
1052 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1053 (Stub_table::empty): Handle v4bx stubs.
1054 (Stub_table::add_arm_v4bx_stub): New method.
1055 (Stub_table::find_arm_v4bx_stub): New method.
1056 (Arm_relocate_functions::v4bx): New method.
1057 (Target_arm::fix_v4bx): New method.
1058 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1059 (Stub_table::relocate_stubs): Likewise.
1060 (Stub_table::do_write): Likewise.
1061 (Stub_table::update_data_size_and_addralign): Likewise.
1062 (Stub_table::finalize_stubs): Likewise.
1063 (Target_arm::Scan::local): Likewise.
1064 (Target_arm::Scan::global): Likewise.
1065 (Target_arm::do_finalize_sections): Likewise.
1066 (Target_arm::Relocate::relocate): Likewise.
1067 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1069 (Target_arm::scan_reloc_for_stub): Likewise.
1070 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1072 2010-01-19 Ian Lance Taylor <iant@google.com>
1074 * output.cc (Output_section_headers::do_sized_write): Write large
1075 segment count to sh_info field.
1076 (Output_file_header::do_sized_write): For large segment count,
1077 write PN_XNUM to e_phnum field.
1079 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1081 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1082 (Arm_relocate_functions::thm_jump8): New function.
1083 (Arm_relocate_functions::thm_jump11): New function.
1084 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1086 (Target_arm::Scan::global): Likewise.
1087 (Target_arm::Relocate::relocate): Likewise.
1088 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1091 2010-01-14 Doug Kwan <dougkwan@google.com>
1093 * arm.cc (map, utility): Include headers.
1094 (Target_arm::apply_cortex_a8_workaround): New method.
1095 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1096 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1097 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1098 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1099 the --[no-]fix-cortex-a8 command line options.
1100 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1101 (Target_arm::relocate_stub): Use addend in instruction template.
1102 * options.h (DEFINE_bool): Set the user-set flag.
1103 (General_options): Add --[no-]-fix-cortex options.
1104 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1105 : Update fast look-up map after conversion.
1107 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1109 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1110 in the first pass of do_layout.
1112 2010-01-13 Doug Kwan <dougkwan@google.com>
1114 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1115 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1116 apparent compiler problem of not folding static constant integral
1117 data members of elfcpp::Elf_sizes<32>.
1119 2010-01-13 Doug Kwan <dougkwan@google.com>
1121 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1122 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1123 Arm_relobj::scan_section_for_cortex_a8_erratum,
1124 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1125 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1126 sections to scan for relocation stubs into a new method
1127 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1128 relocation and Cortex-A8 stub scanning.
1129 (Target_arm::do_relax): Force stubs to be after stubbed sections
1130 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1131 the beginning of a new relaxation pass. Update a comment.
1132 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1134 2010-01-12 Ian Lance Taylor <iant@google.com>
1136 * target-reloc.h (visibility_error): New inline function.
1137 (relocate_section): Call visibility_error.
1138 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1139 (MOSTLYCLEANFILES): Likewise.
1140 (protected_4_pic.o, protected_3.err): New targets.
1141 * testsuite/protected_4.cc: New file.
1143 2010-01-12 Doug Kwan <dougkwan@google.com>
1145 * arm.cc (Cortex_a8_reloc): New class.
1146 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1147 and cortex_a8_relocs_info_.
1148 (Target_arm::fix_cortex_a8): New method definition.
1149 (Target_arm::Cortex_a8_relocs_info): New type.
1150 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1151 New data member declarations.
1152 (Target_arm::scan_reloc_for_stub): Record information about
1153 relocations for THUMB branches that might be exempted from the
1154 Cortex-A8 workaround.
1155 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1156 at the beginning of a relaxation pass.
1158 2010-01-12 Doug Kwan <dougkwan@google.com>
1160 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1161 (Arm_relobj::Mapping_symbol_position,
1162 Arm_reloj::Mapping_symbol_position_less,
1163 Arm_relobj::Mapping_symbols_info): New types.
1164 (Target_arm::is_mapping_symbol_name): New method definition.
1165 (Arm_relobj::do_count_local_symbols): Save information about mapping
1168 2010-01-11 Doug Kwan <dougkwan@google.com>
1170 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1171 Arm_relocate_functions::thumb32_branch_upper,
1172 Arm_relocate_functions::thumb32_branch_lower,
1173 Arm_relocate_functions::thumb32_cond_branch_offset,
1174 Arm_relocate_functions::thumb32_cond_branch_upper,
1175 Arm_relocate_functions::thumb32_cond_branch_lower,
1176 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1177 branch offset encoding.
1178 (Arm_relocate_functions::thumb_branch_common): Use new branch
1179 offset encoding methods to avoid code duplication.
1180 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1181 (Stub_addend_reader::operator()): Use new branch encoding method
1182 to avoid code duplication.
1184 2010-01-11 Doug Kwan <dougkwan@google.com>
1186 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1187 (Target_arm::do_finalize_sections): Define special EXIDX section
1188 symbols only if referenced.
1189 * gc.h (Garbage_collection::add_reference): New method.
1190 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1193 2010-01-11 Ian Lance Taylor <iant@google.com>
1195 * script.cc (Version_script_info::build_expression_list_lookup):
1196 Change complaing about duplicate wildcard match from error to
1199 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1201 (Version_script_info::Version_script_info): Initialize globs_,
1202 default_version_, default_is_global_, and exact_. Don't
1203 initialize globals_ or locals_.
1204 (Version_script_info::build_lookup_tables): Build local symbols
1206 (Version_script_info::unquote): New function.
1207 (Version_script_info::add_exact_match): New function.
1208 (Version_script_info::build_expression_list_lookup): Remove lookup
1209 parameter. Add is_global parameter. Change all callers. Handle
1210 wildcard pattern specially. Unquote pattern. Call
1212 (Version_script_info::get_name_to_match): New function.
1213 (Version_script_info::get_symbol_version): New function.
1214 (Version_script_info::get_symbol_version_helper): Remove.
1215 (Version_script_info::check_unmatched_names): Call unquote.
1216 * script.h (class Version_script_info): Change get_symbol_version
1217 to be non-inline and add is_global parameter; change all callers.
1218 Rewrite symbol_is_local. Update declarations. Define struct
1219 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1220 Remove globals_ and locals_ members. Add exact_, globs_,
1221 default_version_, is_global_.
1222 (Version_script_info::Glob): Remove pattern, add expression and
1223 is_global. Update constructor. Change all callers.
1224 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1226 (Versions::symbol_section_contents): If a symbol is undefined, or
1227 defined in a dynamic object, set the version index to
1229 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1231 (Symbol_table::add_from_pluginobj): Likewise.
1232 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1234 2010-01-11 Doug Kwan <dougkwan@google.com>
1236 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1237 (incremental_dump_LDADD): Add linking option for libintl.
1238 * Makefile.in: Regenerate.
1240 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1243 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1245 * testsuite/Makefile.in: Regenerated.
1247 2010-01-10 Doug Kwan <dougkwan@google.com>
1249 * options.h (DEFINE_var): Use parentheses around argument varname__
1250 in macro body to avoid any unintended subsequent substitutions.
1252 2010-01-10 Ian Lance Taylor <iant@google.com>
1254 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1255 candidates before doing symbol resolution.
1257 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1258 ODR candidates if only one is weak.
1260 2010-01-08 Ian Lance Taylor <iant@google.com>
1262 * script.cc (Version_script_info::build_expression_list_lookup):
1263 Don't warn about ambiguous version, just record the ambiguity.
1264 (Version_script_info::get_symbol_version_helper): Give error if
1265 version is ambiguous.
1267 2010-01-08 Doug Kwan <dougkwan@google.com>
1269 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1270 prev_data_size_ and prev_addralign_. Remove initializer for
1271 deleted data member has_been_changed_.
1272 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1273 to determine if the table is empty.
1274 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1276 (Stub_table::add_reloc_stub): Define method in class definition
1277 instead of just declaring it there.
1278 (Stub_table::add_cortex_a8_stub): New method definition.
1279 (Stub_table::update_data_size_and_addralign): Ditto.
1280 (Stub_table::finalize_stubs): Ditto.
1281 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1282 (Stub_table::do_addralign_): Return address alignment in the
1283 (Stub_table::do_reset_address_and_file_offset): Define method in
1284 class definition instead of declaring it there. Set current data
1285 size to be the data size of the previous pass.
1286 (Stub_table::set_final_data_size): Use current data size as the
1288 (Stub_table::relocate_stub): Change parameter type of stub from
1289 Reloc_stub pointer to Stub pointer.
1290 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1291 (Stub_table::Cortex_a8_stub_list): New typedef.
1292 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1293 Stub_table::prev_addralign_): New data member.
1294 (Arm_relobj::Arm_relobj): Initialize data member
1295 section_has_cortex_a8_workaround_.
1296 (Arm_relobj::section_has_cortex_a8_workaround,
1297 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1299 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1301 (Target_arm::relocate_stub): Change parameter type of stub from
1302 Reloc_stub pointer to Stub pointer.
1303 (Insn_template::size, Insn_template::alignment): Handle
1304 THUMB16_SPECIAL_TYPE.
1305 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1306 Stub_table::update_data_size_and_addralign,
1307 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1309 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1310 (Stub_table::do_write): Ditto.
1311 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1313 2010-01-08 Ian Lance Taylor <iant@google.com>
1316 * symtab.h (class Symbol): Remove fields is_target_special_ and
1317 has_plt_offset_. Add field is_defined_in_discarded_section_.
1318 (Symbol::is_defined_in_discarded_section): New function.
1319 (Symbol::set_is_defined_in_discarded_section): New function.
1320 (Symbol::has_plt_offset): Rewrite.
1321 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1322 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1323 Don't initialize is_target_special_ or has_plt_offset_.
1324 Initialize is_defined_in_discarded_section_.
1325 (Symbol_table::add_from_relobj): If appropriate, set
1326 is_defined_in_discarded_section.
1327 * resolve.cc (Symbol::override_base_with_special): Don't test
1328 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1329 * target-reloc.h (relocate_section): Do special handling for
1330 symbols defined in discarded sections for global symbols as well
1333 2010-01-08 Ian Lance Taylor <iant@google.com>
1335 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1336 the SHT_SYMTAB case.
1338 2010-01-08 Ian Lance Taylor <iant@google.com>
1340 * object.cc (Sized_relobj::do_layout): Don't get confused if
1341 layout_eh_frame returns NULL.
1343 2010-01-08 Ian Lance Taylor <iant@google.com>
1346 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1347 dynamic symbol table, use the normal symbol table.
1348 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1351 2010-01-08 Ian Lance Taylor <iant@google.com>
1354 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1357 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1359 * version.cc (print_version): Change to "Copyright 2010".
1361 2010-01-08 Ian Lance Taylor <iant@google.com>
1365 * i386.cc (class Target_i386): Change return type of plt_section
1367 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1368 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1369 tls_desc_rel_ field.
1370 (Output_data_plt_i386::rel_tls_desc): New function.
1371 (Target_i386::rel_tls_desc_section): New function.
1372 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1373 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1374 R_386_TLS_DESC reloc in rel_tls_desc_section.
1375 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1376 Define struct Tlsdesc_info.
1377 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1378 (Target_x86_64::do_reloc_symbol_index): New function.
1379 (Target_x86_64::add_tlsdesc_info): New function.
1380 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1381 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1383 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1385 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1386 (Target_x86_64::rela_tlsdesc_section): New function.
1387 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1389 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1390 (Target_x86_64::do_reloc_addend): New function.
1391 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1392 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1393 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1394 (Output_reloc::type): New function.
1395 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1396 (Output_reloc::is_target_specific): New function.
1397 (Output_reloc::target_arg): New function.
1398 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1399 absolute relocs and target specific relocs.
1400 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1401 add_target_specific.
1402 (class Output_data_reloc) [SHT_RELA]: Likewise.
1403 * output.cc (Output_reloc::Output_reloc): Add four new versions
1404 for absolute relocs and target specific relocs.
1405 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1406 (Output_reloc::get_symbol_index): Likewise.
1407 (Output_reloc::local_section_offset): Check that local_sym_index_
1408 is not TARGET_CODE or 0.
1409 (Output_reloc::symbol_value): Likewise.
1410 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1412 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1413 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1415 * layout.cc (add_target_dynamic_tags): Use output section for
1416 DT_PLTRELSZ and DT_JMPREL.
1418 2010-01-07 Ian Lance Taylor <iant@google.com>
1421 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1423 (class Output_data_reloc_generic): Define.
1424 (class Output_data_reloc_base): Change base class to
1425 Output_data_reloc_generic. Change add() method to call
1426 bump_relative_reloc_count for a relative reloc. Remove
1428 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1430 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1431 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1433 * layout.h (class Layout): Update declaration.
1435 2010-01-07 Ian Lance Taylor <iant@google.com>
1437 * output.h (class Output_data): Add const version of
1438 output_section and do_output_section.
1439 (class Output_section_data): Add const version of
1441 (class Output_section): Likewise.
1442 * layout.cc (Layout::add_target_dynamic_tags): New function.
1443 * layout.h (class Layout): Update declarations.
1444 * arm.cc (Target_arm::do_finalize_sections): Use
1445 add_target_dynamic_tags.
1446 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1447 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1448 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1449 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1451 2010-01-07 Ian Lance Taylor <iant@google.com>
1454 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1457 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1458 Ian Lance Taylor <iant@google.com>
1461 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1462 Xindex::read_symtab_xindex.
1464 2010-01-07 Doug Kwan <dougkwan@google.com>
1466 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1467 (Insn_template::thumb16_bcond_insn): New method declaration.
1468 (Insn_template): Fix spelling.
1469 (Stub::thumb16_special): New method declaration.
1470 (Stub::do_write): Define virtual method which was previously pure
1472 (Stub::do_thumb16_special): New method declaration.
1473 (Stub::do_fixed_endian_write): New template member.
1474 (Reloc_stub::do_write): Remove.
1475 (Reloc_stub::do_fixed_endian_write): Remove.
1476 (Cortex_a8_stub): New class definition.
1477 (Stub_factory::make_cortex_a8_stub): New method definition.
1478 (Stub_factory::Stub_factory): Add missing static storage class
1479 qualifier for elf32_arm_stub_a8_veneer_blx.
1481 2010-01-07 Ian Lance Taylor <iant@google.com>
1484 * options.h (class General_options): Add --warn-unresolved-symbols
1485 and --error-unresolved-symbols.
1486 * errors.cc (Errors::undefined_symbol): Implement
1487 --warn-unresolved-symbols.
1489 * options.h (class General_options): Add -z text and -z textoff.
1490 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1492 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1494 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1495 (Garbage_collection::cident_sections): New function.
1496 (Garbage_collection::add_cident_section): New function.
1497 (Garbage_collection::cident_sections_): New member.
1498 (gc_process_relocs): Add references to sections whose names are C
1500 * gold.h (cident_section_start_prefix): New constant.
1501 (cident_section_stop_prefix): New constant.
1502 (is_cident): New function.
1503 * layout.cc (Layout::define_section_symbols): Replace string constants
1504 with the newly defined constants.
1505 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1507 * testsuite/Makefile.am: Add gc_orphan_section_test.
1508 * testsuite/Makefile.in: Regenerate.
1509 * testsuite/gc_orphan_section_test.cc: New file.
1510 * testsuite/gc_orphan_section_test.sh: New file.
1512 2010-01-06 Ian Lance Taylor <iant@google.com>
1515 * options.h (class General_options): Add --warn-shared-textrel.
1516 * layout.cc (Layout::finish_dynamic_section): Implement
1517 --warn-shared-textrel.
1520 * options.h (class General_options): Add --warn-multiple-gp.
1522 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1524 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1525 $(THREADSLIB) and $(LIBDL).
1526 * Makefile.in: Rebuild.
1528 2010-01-06 Ian Lance Taylor <iant@google.com>
1531 * options.cc (General_options::parse_section_start): New function.
1532 (General_options::section_start): New function.
1533 (General_options::General_options): Initialize all members.
1534 * options.h: Include <map>
1535 (class General_options): Add --section-start. Add section_starts_
1537 * layout.cc (Layout::attach_allocated_section_to_segment): If
1538 --section-start was used, set the address of the segment. Remove
1539 local sort_sections.
1540 (Layout::relaxation_loop_body): If the address of the load segment
1541 has been set by --section-start, don't use it.
1542 * output.h (Output_segment::update_flags_for_output_section): New
1544 * output.cc (Output_segment::add_output_section): Call
1545 update_flags_for_output_section.
1547 2010-01-05 Ian Lance Taylor <iant@google.com>
1550 * options.h (class General_options): Add --undefined-version.
1551 * script.cc (struct Version_expression): Add was_matched_by_symbol
1553 (Version_script_info::matched_symbol): New function.
1554 (Version_script_info::get_symbol_version_helper): Call
1556 (Version_script_info::check_unmatched_names): New function.
1557 * script.h (class Version_script_info): Update declarations.
1558 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1560 * options.h (class General_options): Use DEFINE_bool_alias for
1561 allow_multiple_definition.
1562 * resolve.cc (Symbol_table::should_override): Don't test
1563 allow_multiple_definition.
1566 * options.h (class General_options): Add --cref.
1567 * main.cc (main): Print cref table if --cref. Don't close mapfile
1568 until after printing cref table.
1569 * cref.cc: Include "symtab.h".
1570 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1571 (Cref_table_compare::operator()): New function.
1572 (Cref_inputs::gather_cref): New function.
1573 (filecol): New static const.
1574 (Cref_inputs::print_cref): New function.
1575 (Cref::print_cref): New function.
1576 * cref.h: Include <cstdio>.
1577 (class Cref): Update declarations.
1578 * mapfile.h (Mapfile::file): New function.
1579 * object.h (class Object): Define Symbols. Declare virtual
1580 do_get_global_symbols.
1581 (Object::get_global_symbols): New function.
1582 * object.cc (Input_objects::add_object): Pass object to cref_ if
1584 (Input_objects::archive_start): Likewise.
1585 (Input_objects::archive_stop): Likewise.
1586 (Input_objects::print_cref): New function.
1587 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1588 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1590 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1592 * plugin.h (class Sized_pluginobj): Update declarations.
1594 2010-01-05 Ian Lance Taylor <iant@google.com>
1596 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1597 to is_default_version. Rename insdef to insdefault.
1598 (Symbol_table::add_from_relobj): Rename def to is_default_version
1599 and local to is_forced_local.
1600 (Symbol_table::add_from_pluginobj): Likewise.
1601 (Symbol_table::add_from_dynobj): Likewise.
1602 (Symbol_table::define_special_symbol): Rename insdef to
1605 2010-01-04 Ian Lance Taylor <iant@google.com>
1608 * options.h (class General_options): Add
1609 --allow-multiple-definition and -z muldefs.
1610 * resolve.cc (Symbol_table::should_override): Don't warn about a
1611 multiple symbol definition if --allow-multiple-definition or -z
1615 * options.h (class General_options): Add --add-needed and
1616 --copy-dt-needed-entries. Tweak --as-needed help entry.
1617 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1618 error if --copy-dt-needed-entries aka --add-needed is used and
1619 would cause a change in behaviour.
1622 * options.h (class General_options): Add -G as a short version of
1623 --shared. Add no-op options -assert, -g, and -i.
1625 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1627 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1628 check for .text or .gnu.linkonce.t sections.
1629 * icf.cc (Icf::find_identical_sections): Ditto.
1630 Change the detection for mangled function name within the section
1632 * icf.h (is_section_foldable_candidate): New function.
1634 2009-12-30 Ian Lance Taylor <iant@google.com>
1637 * options.h (class General_options): Permit two dashes with
1638 --retain-symbols-file.
1640 2009-12-30 Ian Lance Taylor <iant@google.com>
1643 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1644 don't put the file header and segment headers in the text
1648 * common.cc (Sort_commons::operator()): Stabilize sort when both
1650 (Symbol_table::do_allocate_commons_list): When allocating common
1651 symbols, skip a symbol which is no longer common.
1652 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1653 an object before checking its type.
1654 * testsuite/common_test_2.c: New file.
1655 * testsuite/common_test_3.c: New file.
1656 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1657 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1658 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1659 (common_test_2_pic.o, common_test_2.so): New targets.
1660 (common_test_3_pic.o, common_test_3.so): New targets.
1661 * testsuite/Makefile.in: Rebuild.
1664 * script.cc (read_input_script): If we see a new SECTIONS clause,
1665 and we have added an input section, give an error.
1666 * layout.h (class Layout): Add have_added_input_section function.
1667 Add have_added_input_section_ field.
1668 * layout.cc (Layout::Layout): Initialize
1669 have_added_input_section_.
1670 (Layout::layout): Set have_added_input_section_.
1671 (Layout::layout_eh_frame): Likewise.
1673 2009-12-30 Ian Lance Taylor <iant@google.com>
1676 * options.h (class General_options): Add --sort-common option.
1677 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1678 * common.cc (Sort_common): Add sort_order parameter to
1679 constructor. Add sort_order_ field.
1680 (Sort_commons::operator): Check sort_order_.
1681 (Symbol_table::allocate_commons): Determine the sort order.
1682 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1684 (Symbol_table::do_allocate_commons_list): Likewise.
1686 2009-12-30 Ian Lance Taylor <iant@google.com>
1689 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1690 symbols from this object, don't change the visibility of an
1692 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1694 2009-12-30 Ian Lance Taylor <iant@google.com>
1697 * script.h (class Version_script_info): Define Language enum.
1698 Update declarations. Define Glob, Exact, and Lookup types. Add
1699 new fields globals_, locals_, and is_finalized_.
1700 * script.cc: Various formatting fixes.
1701 (class Parser_closure): Change language_stack_ from a vector of
1702 std::string to one of Version_script_info::Language. Adjust all
1704 (class Lazy_demangler): Remove.
1705 (struct Version_expression): Change language from std::string to
1706 Version_script_info::Language.
1707 (Version_script_info::Version_script_info): New function.
1708 (Version_script_info::~Version_script_info): Don't call clear.
1709 (Version_script_info::finalize): New function.
1710 (Version_script_info::build_lookup_tables): New function.
1711 (Version_script_info::build_expression_list_lookup): New
1713 (Version_script_info::get_symbol_version_helper): Rewrite to use
1715 (Version_script_info::print_expression_list): Adjust to use
1716 Version_script_info::Language.
1717 (script_push_lex_into_version_mode): Check that the version script
1718 has not been finalized.
1719 (version_script_push_lang): Change language string to
1720 Version_script_info::Language.
1721 * options.cc (Command_line::version_script): New function.
1722 * options.h (class General_options): Add finalize_dynamic_list
1723 function. Change version_script from declaration to definition.
1724 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1725 * testsuite/version_script.map: Remove duplicate def of foo.
1726 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1728 * testsuite/Makefile.in: Rebuild.
1730 2009-12-30 Ian Lance Taylor <iant@google.com>
1733 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1734 if the input symbol index is 0, make the output symbol index 0.
1736 2009-12-30 Ian Lance Taylor <iant@google.com>
1739 * options.h (class General_options): Add -x/--discard-all.
1740 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1741 --discard-all. If the local symbol needs a dynamic entry, check
1742 that before handling --discard-locals.
1744 2009-12-30 Ian Lance Taylor <iant@google.com>
1747 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1749 (Output_segment::add_output_section): Don't change the flags if
1753 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1754 GNU hash table if they need a dynamic value. Otherwise, don't add
1755 them if they are defined in a dynamic object or are forced local.
1757 2009-12-29 Ian Lance Taylor <iant@google.com>
1760 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1761 .gnu.hash table for a 32-bit target.
1764 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1765 regular and a dynamic object only needs a dynamic symbol table
1766 entry if it is externally visible.
1769 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1770 constructor. Add global_offset_table_ field.
1771 (Target_i386::got_section): Set global_offset_table_.
1772 (Target_i386::do_finalize_sections): Set global_offset_table_
1774 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1775 in constructor. Add global_offset_table_ field.
1776 (Target_x86_64::got_section): Set global_offset_table_.
1777 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1780 * layout.cc (Layout::Layout): Initialize increase_relro_.
1781 (Layout::get_output_section): Add is_relro, is_last_relro, and
1782 is_first_non_relro parameters. Change all callers.
1783 (Layout::choose_output_section): Likewise.
1784 (Layout::add_output_section_data): Likewise.
1785 (Layout::make_output_section): Likewise.
1786 (Layout::set_segment_offsets): Clear increase_relro when using a
1788 * layout.h (class Layout): Add increase_relro method. Add
1789 increase_relro_ field. Update declarations.
1790 * output.cc (Output_section::Output_section): Initialize
1791 is_last_relro_ and is_first_non_relro_.
1792 (Output_segment::add_output_section): Group relro sections is
1793 do_sort is true. Handle is_last_relro and is_first_non_relro.
1794 (Output_segment::maximum_alignment): Remove relro handling.
1795 (Output_segment::set_section_addresses): Add increase_relro
1796 parameter. Change all callers. Add initial alignment to align
1797 relro sections on separate page. Remove old relro handling.
1798 (Output_segment::set_section_list_addresses): Remove in_relro
1799 parameter. Change all callers.
1800 (Output_segment::set_offset): Add increase parameter. Change all
1801 callers. Remove old relro handling.
1802 * output.h (class Output_section): Add new methods: is_last_relro,
1803 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1804 Add is_last_relro_ and is_first_non_relro_ fields.
1805 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1806 Create separate .got.plt section. Call increase_relro.
1807 * x86_64.cc (Target_x86_64::got_section): Likewise.
1808 * testsuite/relro_script_test.t: Add .got.plt.
1811 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1812 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1813 (Layout::finalize): Call set_dynamic_symbol_size.
1814 (Layout::set_dynamic_symbol_size): New function.
1815 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1816 set_dynamic_symbol_size.
1819 * output.h (class Output_section): Add is_entsize_zero_ field.
1820 * output.cc (Output_section::Output_section): Initialize
1822 (Output_section::set_entsize): If two different entsizes are
1823 requested, force it to zero.
1824 (Output_section::add_input_section): Set flags for .debug_str
1825 before updating section flags. Set entsize.
1826 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1827 and SHF_STRING if all input sections have those flags.
1829 2009-12-29 Rafael Espindola <espindola@google.com>
1831 * main.cc (main): Fix the sys time reporting.
1832 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1835 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1837 * options.cc (General_options::parse_version): Allow -v to exit
1838 without an error if there is nothing to link.
1840 2009-12-29 Ian Lance Taylor <iant@google.com>
1842 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1843 using a version of gcc before 4.1.
1844 * configure: Rebuild.
1846 2009-12-28 Chris Demetriou <cgd@google.com>
1848 * attributes.cc (Output_attributes_section_data::do_write): Use
1849 std::vector::front rather than std::vector::data.
1851 2009-12-28 Ian Lance Taylor <iant@google.com>
1853 * symtab.h (class Symbol_table): Add enum Defined.
1854 * resolve.cc (Symbol_table::should_override): Add defined
1855 parameter. Change all callers. Test whether object is NULL
1856 before calling a method on it.
1857 (Symbol_table::report_resolve_problem): Add defined parameter.
1859 (Symbol_table::should_override_with_special): Likewise.
1860 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1861 parameter. Change all callers.
1862 (Symbol_table::do_define_in_output_data): Likewise.
1863 (Symbol_table::define_in_output_segment): Likewise.
1864 (Symbol_table::do_define_in_output_segment): Likewise.
1865 (Symbol_table::define_as_constant): Likewise.
1866 (Symbol_table::do_define_as_constant): Likewise.
1867 * script.h (class Symbol_assignment): Add is_defsym parameter to
1868 constructor; change all callers.
1869 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1870 parameter. Change all callers. Add is_defsym_ field.
1871 (class Parser_closure): Add parsing_defsym parameter to
1872 constructor; change all callers. Add parsing_defsym accessor
1873 function. Add parsing_defsym_ field.
1875 2009-12-28 Ian Lance Taylor <iant@google.com>
1877 * gold.cc (queue_middle_tasks): Fix formatting.
1878 * object.cc (Relobj::is_section_name_included): Likewise.
1880 2009-12-23 Ian Lance Taylor <iant@google.com>
1882 * i386.cc (Target_i386::do_calls_non_split): Recognize
1883 -fsplit-stack prologue for a function with a static chain.
1884 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1885 -fsplit-stack prologue when using %r11.
1887 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1889 * options.cc (General_options::parse_version): Make -v continue and do
1890 the link like GNU ld does.
1892 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1894 * Makefile.am (CCFILES): Add timer.cc.
1895 (HFILES): Add timer.h.
1896 * configure.ac: Check for sysconf and times.
1897 * main.cc: include timer.h.
1898 (main): Use Timer instead of get_run_time.
1901 * workqueue.cc: include timer.h.
1902 (Workqueue::find_and_run_task):
1903 Report user, sys and wall time.
1904 * Makefile.in: Regenerate.
1905 * config.in: Regenerate.
1906 * configure: Regenerate.
1908 2009-12-16 Doug Kwan <dougkwan@google.com>
1910 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1912 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1913 relaxed input sections.
1914 * output.cc (Output_section::find_relaxed_input_section): Change
1915 return type to Output_relaxed_input_section pointer. Adjust code
1916 for new type of relaxed_input_section_map_.
1917 * output.h (Output_section::find_relaxed_input_section): Change
1918 return type to Output_relaxed_input_section pointer.
1919 (Output_section::Output_relaxed_input_section_by_input_section_map):
1921 (Output_section::relaxed_input_section_map_): Change type to
1922 Output_section::Output_relaxed_input_section_by_input_section_map.
1923 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1926 2009-12-15 Ian Lance Taylor <iant@google.com>
1928 * layout.cc (Layout::create_shstrtab): Only write out after input
1929 sections if we are compressing debug sections.
1931 2009-12-15 Ian Lance Taylor <iant@google.com>
1933 * archive.cc (Archive::add_symbols): Only look up a symbol without
1934 a version if there is, in fact, a version.
1936 2009-12-14 Ian Lance Taylor <iant@google.com>
1938 Revert -Wshadow changes, all changes from:
1939 2009-12-11 Doug Kwan <dougkwan@google.com>
1940 2009-12-11 Nick Clifton <nickc@redhat.com>
1941 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1943 2009-12-11 Doug Kwan <dougkwan@google.com>
1945 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1947 * attributes.cc (Object_attribute::size): Ditto.
1948 (Attributes_section_data::size): Ditto.
1949 (Attributes_section_data::Attributes_section_data): Ditto.
1950 (Output_attributes_section_data::do_write): Ditto.
1951 * attributes.h (Object_attribute::set_type): Ditto.
1952 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1954 2009-12-11 Nick Clifton <nickc@redhat.com>
1956 * archive.cc: Fix shadowed variable warnings.
1958 * compressed_output.cc: Likewise.
1959 * compressed_output.h: Likewise.
1960 * configure: Likewise.
1961 * dwarf_reader.cc: Likewise.
1962 * dynobj.cc: Likewise.
1963 * dynobj.h: Likewise.
1964 * ehframe.cc: Likewise.
1965 * ehframe.h: Likewise.
1966 * errors.cc: Likewise.
1967 * expression.cc: Likewise.
1968 * fileread.cc: Likewise.
1969 * fileread.h: Likewise.
1970 * freebsd.h: Likewise.
1971 * i386.cc: Likewise.
1973 * incremental.h: Likewise.
1974 * layout.cc: Likewise.
1975 * layout.h: Likewise.
1976 * mapfile.cc: Likewise.
1977 * merge.cc: Likewise.
1978 * merge.h: Likewise.
1979 * object.cc: Likewise.
1980 * object.h: Likewise.
1981 * options.h: Likewise.
1982 * output.cc: Likewise.
1983 * output.h: Likewise.
1984 * parameters.cc: Likewise.
1985 * plugin.cc: Likewise.
1986 * powerpc.cc: Likewise.
1987 * reduced_debug_output.cc: Likewise.
1988 * reduced_debug_output.h: Likewise.
1989 * reloc.cc: Likewise.
1990 * reloc.h: Likewise.
1991 * resolve.cc: Likewise.
1992 * script-sections.cc: Likewise.
1993 * script.cc: Likewise.
1994 * script.h: Likewise.
1995 * sparc.cc: Likewise.
1996 * symtab.cc: Likewise.
1997 * symtab.h: Likewise.
1998 * target-select.cc: Likewise.
1999 * target-select.h: Likewise.
2000 * token.h: Likewise.
2001 * workqueue.cc: Likewise.
2002 * workqueue.h: Likewise.
2003 * x86_64.cc: Likewise.
2005 2009-12-10 Doug Kwan <dougkwan@google.com>
2007 * arm.cc (attributes.h): New include.
2008 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2009 (Arm_relobj::~Arm_relobj): Delete object pointed by
2010 attributes_section_data_.
2011 (Arm_relobj::attributes_section_data): New method definition.
2012 (Arm_relobj::attributes_section_data_): New data member declaration.
2013 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2014 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2015 attributes_section_data_.
2016 (Arm_dynobj::attributes_section_data): New method definition.
2017 (Arm_dynobj::attributes_section_data_): New data member declaration.
2018 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2019 initialization value of may_use_blx_ to false.
2020 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2021 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2022 object attributes to compute results instead of hard-coding.
2023 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2024 Target_arm::get_secondary_compatible_arch,
2025 Target_arm::set_secondary_compatible_arch
2026 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2027 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2028 New method declarations.
2029 (Target_arm::get_aeabi_object_attribute): New method definition.
2030 (Target_arm::attributes_section_data_): New data member declaration.
2031 (read_arm_attributes_section): New template definition.
2032 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2033 (Arm_dynobj::do_read_symbols): Ditto.
2034 (Target_arm::do_finalize_sections): Merge attributes sections from
2035 input. Check for BLX use after attributes section merging.
2036 Fix __exidx_start and __exidx_end visibility. Create an
2037 .ARM.attributes section if necessary.
2038 (Target_arm::get_secondary_compatible_arch,
2039 Target_arm::set_secondary_compatible_arch,
2040 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2041 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2042 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2043 New method definitions.
2045 2009-12-09 Ian Lance Taylor <iant@google.com>
2047 * plugin.cc (Plugin::load): Don't cast from void* to a function
2050 2009-12-09 Ian Lance Taylor <iant@google.com>
2052 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2055 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2057 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2058 Replace two_file_shared_1.so with two_file_shared_2.so.
2059 * testsuite/Makefile.in: Regenerated.
2061 2009-12-08 Doug Kwan <dougkwan@google.com>
2063 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2064 (HFILES): Add attributes.h and int_encoding.h.
2065 * Makefile.in: Regenerate.
2066 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2067 function definitions to int_encoding.cc
2068 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2069 prototypes to int_encoding.h
2070 * reduced_debug_output.cc (int_encoding.h): New include.
2071 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2072 function definitions to int_encoding.cc
2073 (insert_into_vector, read_from_pointer): Move template definitions to
2075 * attributes.cc: New file.
2076 * attributes.h: New file.
2077 * int_encoding.cc: New file.
2078 * int_encoding.h: New file.
2080 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2083 * incremental-dump.cc (dump_incremental_inputs): New.
2084 (main): Use dump_incremental_inputs.
2086 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2089 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2090 checking elfcpp::STT_FUNC.
2091 (Target_i386::Relocate::relocate): Likewise.
2092 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2094 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2095 symbols from shared libraries into normal FUNC symbols.
2097 * symtab.h (Symbol): Add is_func and use it.
2099 2009-12-05 Doug Kwan <dougkwan@google.com>
2101 * arm.cc (Target_arm::arm_info): Initialize new fields
2102 attributes_section and attributes_vendor.
2103 * i386.cc (Target_i386::i386_info): Same.
2104 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2105 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2106 fields attributes_section and attributes_vendor.
2107 * sparc.cc (Target_sparc::sparc_info): Same.
2108 * target.h (Target::attributes_section, Target::attributes_vendor,
2109 Target::is_attributes_section, Target::attribute_arg_type,
2110 Target::attributes_order): New method definitions.
2111 (Target::Target_info::attributes_section,
2112 Target::Target_info::attributes_vendor): New fields.
2113 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2114 virtual method definitions.
2115 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2116 attributes_section and attributes_vendor.
2117 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2119 2009-12-05 Doug Kwan <dougkwan@google.com>
2121 * arm.cc: Update comments about interworking and stub generation.
2122 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2123 considered as non-PIC.
2124 (Arm_relocate_functions::base_abs): Fix formatting.
2125 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2126 of function to use GOT entry address instead of offset.
2127 (Target_arm::Scan::global): Issue an error if a symbol would need a
2128 PLT does not get one because it is untyped. Remove code to create
2129 dynamic symbols for relative branches.
2130 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2131 takes unsigned integer instead of boolean.
2133 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2135 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2136 (two_file_test_LDADD): Likewise.
2137 (common_test_1_LDADD): Likewise.
2138 (exception_test_LDADD) Likewise.
2139 (weak_test_LDADD): Likewise.
2140 (many_sections_test_LDADD): Likewise.
2141 (initpri1_LDADD): Likewise.
2142 (script_test_1_LDADD): Likewise.
2143 (script_test_2_LDADD): Likewise.
2144 (justsyms_LDADD): Likewise.
2145 (binary_test_LDADD): Likewise.
2146 (large_LDADD): Likewise.
2147 * testsuite/Makefile.in: Regenerated.
2149 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2151 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2152 (Symbol_table::override_with_special): Likewise.
2153 (Symbol_table::add_from_object): Likewise.
2155 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2157 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2158 Don't set the data_offset twice.
2160 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2162 * testsuite/Makefile.in: Regenerate.
2164 2009-12-03 Doug Kwan <dougkwan@google.com>
2166 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2167 (Target_arm::do_finalize_sections): Add parameter for symbol table
2168 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2169 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2170 parameter for symbol table pointer.
2171 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2172 an additional parameter for a pointer to symbol table.
2173 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2174 parameter for a symbol table pointer.
2175 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2176 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2178 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2179 parameter for a symbol table pointer.
2181 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2183 * incremental.cc (Incremental_inputs_header)
2184 (Incremental_inputs_header_write, Incremental_inputs_entry)
2185 (Incremental_inputs_entry_write): Move ...
2186 * incremental.h (Incremental_inputs_header)
2187 (Incremental_inputs_header_write, Incremental_inputs_entry)
2188 (Incremental_inputs_entry_write): here.
2190 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2192 * incremental.cc (make_sized_incremental_binary): Set the target.
2193 Error if it is incompatible.
2194 * output.h (Output_file): Add filename method.
2196 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2198 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2199 from the get_* methods.
2201 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2203 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2204 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2205 Write 0 for the data_offset of scripts.
2207 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2209 * testsuite/Makefile.am: Add the incremental_test.sh test.
2210 * testsuite/incremental_test.sh: New.
2211 * testsuite/incremental_test_1.c: New.
2212 * testsuite/incremental_test_2.c: New.
2214 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2216 * incremental-dump.cc (main): Fix typos.
2218 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2221 * incremental-dump.cc (main): Use llu to print 64 bit values.
2223 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2224 H.J. Lu <hongjiu.lu@intel.com>
2226 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2228 (incremental_dump_LDADD): Likewise.
2229 * Makefile.in: Regenerated.
2231 2009-11-25 Doug Kwan <dougkwan@google.com>
2235 2009-11-25 Doug Kwan <dougkwan@google.com>
2237 * arm.cc (Target_arm::Target_arm): Move method definition
2238 outside of class definition. Add code to handle
2239 --target1-rel, --target1-abs and --target2= options.
2240 (Target_arm::get_reloc_reloc_type): Change method to be
2241 non-static and const.
2242 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2243 New data member declaration.
2244 (Target_arm::Scan::local, Target_arm::Scan::global,
2245 Target_arm::Relocate::relocate,
2246 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2247 Adjust call to Target_arm::get_real_reloc_type.
2248 (Target_arm::get_real_reloc_type): Use command line options
2249 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2250 * options.h (--target1-rel, --target1-abs, --target2): New
2253 2009-11-25 Doug Kwan <dougkwan@google.com>
2255 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2256 class definition. Add code to handle --target1-rel, --target1-abs
2257 and --target2= options.
2258 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2260 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2262 (Target_arm::Scan::local, Target_arm::Scan::global,
2263 Target_arm::Relocate::relocate,
2264 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2265 call to Target_arm::get_real_reloc_type.
2266 (Target_arm::get_real_reloc_type): Use command line options to
2267 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2268 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2271 2009-11-25 Doug Kwan <dougkwan@google.com>
2273 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2274 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2275 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2277 (Arm_relocate_functions::thm_call): Replace body with a call to
2278 Arm_relocate_functions::thumb_branch_common.
2279 (Arm_relocate_functions::thm_jump24,
2280 Arm_relocate_functions::thm_xpc22): New method definitions.
2281 (Arm_relocate_functions::thumb_branch_common): New method definition.
2282 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2284 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2285 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2287 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2289 * Makefile.am: Build incremental-dump
2290 * Makefile.in: Regenerate.
2291 * incremental-dump.cc: New.
2292 * incremental.cc (Incremental_inputs_header_data,
2293 Incremental_inputs_entry_data): Move to incremental.h
2294 * incremental.h: (Incremental_inputs_header_data,
2295 Incremental_inputs_entry_data): Move from incremental.cc
2297 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2299 * incremental.cc (Incremental_inputs_header,
2300 Incremental_inputs_header_write, Incremental_inputs_entry,
2301 Incremental_inputs_entry_write): Add a typedef with the data type.
2303 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2305 * incremental.cc (Incremental_inputs_header,
2306 Incremental_inputs_header_write, Incremental_inputs_entry,
2307 Incremental_inputs_entry_write): Update comment about which
2308 type has the filed descriptions.
2310 2009-11-15 Doug Kwan <dougkwan@google.com>
2312 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2313 (Arm_relocate_functions::arm_branch_common): Change method defintion
2314 in class definition to a method declaration and update list of formal
2316 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2317 Arm_relocation_functions::jump24): Adjust call to
2318 Arm_relocate_functions::arm_branch_common. Update list of formal
2320 (Arm_relocate_functions::xpc25): New method definition.
2321 (Arm_relocate_functions::arm_branch_common): Move method defintion
2322 out from class definition. Use stubs for mode-switching and extending
2324 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2325 specially. Change code to enable use of stubs in ARM branches.
2327 2009-11-10 Doug Kwan <dougkwan@google.com>
2329 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2330 in method declaration.
2331 (Target_arm::relocate_stub): New method declaration.
2332 (Target_arm::default_target): Change to return a pointer instead of
2334 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2335 Target_arm::default_target.
2336 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2338 (Target_arm::relocate_section): Adjust view.
2339 (Target_arm::relocate_stub): New method definition.
2341 2009-11-10 Doug Kwan <dougkwan@google.com>
2343 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2345 * incremental.cc (open_incremental_binary): Initialized local
2346 variables to avoid warnings.
2347 * object.cc (make_elf_object): Ditto.
2348 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2351 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2354 * testsuite/plugin_test.c: Include "config.h".
2356 2009-11-09 Doug Kwan <dougkwan@google.com>
2358 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2359 (arm_symbol_value): Remove.
2360 (Arm_relocate_functions::arm_branch_common,
2361 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2362 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2363 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2364 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2365 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2366 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2367 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2368 Arm_relocate_functions::thm_mobw_abs_nc,
2369 Arm_relocate_functions::thm_mov_abs,
2370 Arm_relocate_functions::movw_prel_nc,
2371 Arm_relocate_functions::thm_movt_abs,
2372 Arm_relocate_functions::movt_prel,
2373 Arm_relocate_functions::thm_movw_prel_nc,
2374 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2375 (Target_arm::Relocate::relocate): Only decompose address into two
2376 parts if relocation type uses the thumb-bit and pass the actual
2377 bit instead of a flag indicating that the thumb-bit is used. Adjust
2378 calls to methods in Arm_relocate_functions for this change.
2380 2009-11-08 Ian Lance Taylor <iant@google.com>
2383 * reloc.cc: Instantiate
2384 Sized_relobj::initialize_input_to_output_maps and
2385 Sized_relobj:free_input_to_output_maps.
2387 2009-11-06 Ian Lance Taylor <iant@google.com>
2390 * defstd.cc (in_segment): Set only_if_ref true for "end".
2392 2009-11-06 Doug Kwan <dougkwan@google.com>
2394 * arm.cc (class Reloc_stub): Correct a comment.
2395 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2396 (Target_arm::scan_section_for_stubs): New method declaration.
2397 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2398 Change methods from private to protected.
2399 (Target_arm::do_may_relax): New method definition.
2400 (Target_arm::do_relax, Target_arm::group_sections,
2401 Target_arm::scan_reloc_for_stub,
2402 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2403 (Target_arm::arm_input_section_map_): New data member declaration.
2404 (Target_arm::scan_reloc_for_stub,
2405 Target_arm::scan_reloc_section_for_stubs,
2406 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2407 Target_arm::do_relax): New method definitions.
2409 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2411 * configure.ac: Check for (struct stat)::st_mtim
2412 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2413 * config.in: Regenerate.
2414 * configure: Regenerate.
2416 2009-11-05 Ian Lance Taylor <iant@google.com>
2419 * output.cc (Output_segment::add_output_section): Add missing
2422 2009-11-04 Ian Lance Taylor <iant@google.com>
2425 * object.h (class Object): Add is_needed and set_is_needed
2426 methods. Add is_needed_ field. Make bool fields into bitfields.
2427 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2428 defined in a dynamic object and referenced by a regular object,
2429 set is_needed for the dynamic object.
2430 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2431 if the file is marked with as_needed and it is not needed.
2433 2009-11-04 Ian Lance Taylor <iant@google.com>
2436 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2437 tags if data is discarded by linker script.
2438 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2439 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2440 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2441 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2443 2009-11-04 Ian Lance Taylor <iant@google.com>
2445 * layout.cc (Layout::get_output_section): Add is_interp and
2446 is_dynamic_linker_section parameters. Change all callers.
2447 (Layout::choose_output_section): Likewise.
2448 (Layout::make_output_section): Likewise.
2449 (Layout::add_output_section_data): Add is_dynamic_linker_section
2450 parameter. Change all callers.
2451 * layout.h (class Layout): Update declarations.
2452 * output.h (class Output_section): Add is_interp, set_is_interp,
2453 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2454 Add is_interp_, is_dynamic_linker_section_ fields. Change
2455 generate_code_fills_at_write_ to a bitfield.
2456 * output.cc (Output_section::Output_sections): Initialize new
2458 (Output_segment::add_output_section): Add do_sort parameter.
2461 2009-11-03 Ian Lance Taylor <iant@google.com>
2464 * options.h (class General_options): Add --warn-common.
2465 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2466 merging two common symbols.
2467 (Symbol_table::should_override): Handle --warn-common when merging
2468 a common symbol with a defined symbol. Use report_resolve_problem
2469 for multiple definitions.
2470 (Symbol_table::report_resolve_problem): New function.
2471 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2473 2009-11-03 Doug Kwan <dougkwan@google.com>
2475 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2477 (Target_arm::stub_factory): New method definition.
2478 (Target_arm::new_arm_input_section,
2479 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2480 Target_arm::reloc_uses_thumb_bit): New method declarations.
2481 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2482 New type definitions.
2483 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2484 member declarations.
2485 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2486 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2487 New method definitions.
2489 2009-11-03 Ian Lance Taylor <iant@google.com>
2491 * options.h (class General_options): Add --warn_constructors.
2493 2009-11-03 Ian Lance Taylor <iant@google.com>
2496 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2497 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2499 2009-11-03 Ian Lance Taylor <iant@google.com>
2502 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2503 --msgid-bugs-address.
2504 (install-pdf): New target.
2505 (install-data_yes): Look up one directory to find mkinstalldirs.
2507 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2509 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2512 2009-10-30 Doug Kwan <dougkwan@google.com>
2514 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2516 2009-10-30 Doug Kwan <dougkwan@google.com>
2518 * arm.cc (Stub_addend_reader): New struct template definition
2519 and partial specializations.
2520 (Stub_addend_reader::operator()): New method definition for a
2521 partially specialized template.
2523 2009-10-30 Doug Kwan <dougkwan@google.com>
2525 * arm.cc (Arm_relobj::processor_specific_flags): New method
2527 (Arm_relobj::do_read_symbols): New method declaration.
2528 (Arm_relobj::processor_specific_flags_): New data member declaration.
2529 (Arm_dynobj): New class definition.
2530 (Target_arm::do_finalize_sections): Add input_objects parameter.
2531 (Target_arm::do_adjust_elf_header): New method declaration.
2532 (Target_arm::are_eabi_versions_compatible,
2533 (Target_arm::merge_processor_specific_flags): New method declaration.
2534 (Target_arm::do_make_elf_object): New overloaded method definitions
2536 (Arm_relobj::do_read_symbols): New method definition.
2537 (Arm_dynobj::do_read_symbols): Ditto.
2538 (Target_arm::do_finalize_sections): Add input_objects parameters.
2539 Merge processor-specific flags from all input objects.
2540 (Target_arm::are_eabi_versions_compatible,
2541 Target_arm::merge_processor_specific_flags,
2542 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2543 New method definitions.
2544 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2545 Input_objects pointer type parameter.
2546 * layout.cc (Layout::finalize): Pass input objects to target's.
2547 finalize_sections function.
2548 * output.cc (Output_file_header::do_sized_write): Set ELF file
2549 header's processor-specific flags.
2550 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2551 Input_objects pointer type parameter.
2552 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2553 * target.h (Input_objects): New forward class declaration.
2554 (Target::processor_specific_flags,
2555 Target::are_processor_specific_flags_sect): New method definitions.
2556 (Target::finalize_sections): Add input_objects parameter.
2557 (Target::Target): Initialize processor_specific_flags_ and
2558 are_processor_specific_flags_set_.
2559 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2561 (Target::set_processor_specific_flags): New method definition.
2562 (Target::processor_specific_flags_,
2563 Target::are_processor_specific_flags_set_): New data member
2565 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2566 Input_objects pointer type parameter.
2568 2009-10-30 Doug Kwan <dougkwan@google.com>
2570 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2572 2009-10-28 Ian Lance Taylor <iant@google.com>
2574 * object.h (class Relobj): Drop options parameter from
2575 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2576 do_scan_relocs, do_relocate. Change all callers.
2577 (class Sized_relobj): Drop options parameters from
2578 do_gc_process_relocs, do_scan_relocs, do_relocate,
2579 do_relocate_sections, relocate_sections, emit_relocs_scan,
2580 emit_relocs_scan_reltype. Change all callers.
2581 (struct Relocate_info): Remove options field and all references to
2583 * reloc.h (class Read_relocs): Remove options constructor
2584 parameter and options_ field. Change all callers.
2585 (class Gc_process_relocs, class Scan_relocs): Likewise.
2586 (class Relocate_task): Likewise.
2587 * target-reloc.h (scan_relocs): Remove options parameter. Change
2589 (scan_relocatable_relocs): Likewise.
2590 * target.h (class Sized_target): Remove options parameter from
2591 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2593 * gc.h (gc_process_relocs): Remove options parameter. Change all
2595 * arm.cc: Update functions to remove options parameters.
2596 * i386.cc: Likewise.
2597 * powerpc.cc: Likewise.
2598 * sparc.cc: Likewise.
2599 * x86_64.cc: Likewise.
2600 * testsuite/testfile.cc: Likewise.
2602 2009-10-28 Doug Kwan <dougkwan@google.com>
2604 * arm.cc (Arm_relobj): New class definition.
2605 (Arm_relobj::scan_sections_for_stubs,
2606 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2607 New method definitions.
2609 2009-10-28 Cary Coutant <ccoutant@google.com>
2611 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2612 (Plugin::cleanup_done_): New member.
2613 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2614 (Plugin_manager::cleanup_done_): Remove.
2615 (Plugin_manager::add_input_file): Edit error message.
2616 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2617 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2619 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2621 * fileread.cc: (File_read::View::~View): Use the new
2622 data_ownership_ filed.
2623 (File_read::~File_read): Dispose the new whole_file_view_.
2624 (File_read::open): Mmap the whole file if needed.
2625 (File_read::open): Use whole_file_view_ instead of contents_.
2626 (File_read::find_view): Use whole_file_view_ if applicable.
2627 (File_read::do_read): Use whole_file_view_ instead of contents_.
2628 (File_read::make_view): Use whole_file_view_ instead of contents_,
2629 update File_read::View::View call.
2630 (File_read::find_or_make_view): Update File_read::View::View
2632 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2634 (File_read::View::Data_ownership): New enum.
2635 (File_read::View::View): Replace bool mapped_ with Data_ownership
2637 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2638 (File_read::View::data_ownership_): New field.
2639 (File_read::contents_): Remove (replaced by whole_file_view_).
2640 (File_read::whole_file_view_): New field.
2641 * options.h (class General_options): Add --keep-files-mapped.
2643 2009-10-27 Cary Coutant <ccoutant@google.com>
2645 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2646 * testsuite/Makefile.am (plugin_test_5): New test case.
2647 * testsuite/Makefile.in: Regenerate.
2649 2009-10-25 Doug Kwan <dougkwan@google.com>
2651 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2652 from private to protected to allow access by child class.
2653 (Sized_relobj::do_relocate_sections): New method declaration.
2654 (Sized_relobj::relocate_sections): Virtualize.
2655 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2656 Sized_relobj::relocate_sections. Instantiate template explicitly
2657 for different target sizes and endianity.
2659 2009-10-24 Doug Kwan <dougkwan@google.com>
2661 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2662 (Arm_input_section::as_arm_input_section): New method.
2663 (Arm_output_section): New class definition.
2664 (Arm_output_section::create_stub_group,
2665 Arm_output_section::group_sections): New method definitions.
2667 2009-10-22 Doug Kwan <dougkwan@google.com>
2669 * arm.cc (Arm_input_section): New class definition.
2670 (Arm_input_section::init, Arm_input_section:do_write,
2671 Arm_input_section::set_final_data_size,
2672 Arm_input_section::do_reset_address_and_file_offset): New method
2675 2009-10-21 Doug Kwan <dougkwan@google.com>
2677 * arm.cc (Stub_table, Arm_input_section): New forward class
2679 (Stub_table): New class defintion.
2680 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2681 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2682 New method definition.
2684 2009-10-21 Doug Kwan <dougkwan@google.com>
2686 * arm.cc: Update copyright comments.
2687 (Target_arm): New forward class template declaration.
2688 (Arm_address): New type.
2689 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2690 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2691 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2693 (Insn_template): Same.
2694 (DEF_STUBS): New macro.
2695 (Stub_type): New enum type.
2696 (Stub_template): New class definition.
2699 (Stub_factory): Same.
2700 (Target_arm::Target_arm): Initialize may_use_blx_ and
2701 should_force_pic_veneer_.
2702 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2703 Target_arm::should_force_pic_veneer,
2704 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2705 Target_arm::using_thumb_only, Target_arm:;default_target): New
2707 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2708 New data member declarations.
2709 (Insn_template::size, Insn_template::alignment): New method defintions.
2710 (Stub_template::Stub_template): New method definition.
2711 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2712 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2713 (Stub_factory::Stub_factory): New method definition.
2714 * gold.h (string_hash): New template.
2715 * output.h (Input_section_specifier::hash_value): Use
2717 (Input_section_specifier::string_hash): Remove.
2718 * stringpool.cc (Stringpool_template::string_hash): Use
2721 2009-10-20 Doug Kwan <dougkwan@google.com>
2723 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2724 symbols of relaxed input sections.
2725 * output.h (Output_section::find_relaxed_input_section): Make
2728 2009-10-16 Doug Kwan <dougkwan@google.com>
2730 * dynobj.cc (Versions::Versions): Initialize version_script_.
2731 Only insert base version symbol definition for a shared object
2732 if version script defines any version versions.
2733 (Versions::define_base_version): New method definition.
2734 (Versions::add_def): Check that base version is not needed.
2735 (Versions::add_need): Define base version lazily.
2736 * dynobj.h (Versions::define_base_version): New method declaration.
2737 (Versions::needs_base_version_): New data member declaration.
2738 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2739 (check_DATA): Add no_version_test.stdout.
2740 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2742 * testsuite/Makefile.in: Regenerate.
2743 * testsuite/no_version_test.c: New file.
2744 * testsuite/no_version_test.sh: Ditto.
2746 2009-10-16 Doug Kwan <dougkwan@google.com>
2748 * expression.cc (class Segment_start_expression): New class definition.
2749 (Segment_start_expression::value): New method definition.
2750 (script_exp_function_segment_start): Return a new
2751 Segment_start_expression.
2752 * gold/script-c.h (script_saw_segment_start_expression): New function
2754 * script-sections.cc (Script_sections::Script_sections): Initialize
2755 SAW_SEGMENT_START_EXPRESSION_ to false.
2756 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2757 and -Tbbs options to specify section addresses if given in
2758 command line and no SEGMENT_START expression is seen in a script.
2759 * script-sections.h (Script_sections::saw_segment_start_expression,
2760 Script_sections::set_saw_segment_start_expression): New method
2762 (Script_sections::saw_segment_start_expression_): New data member
2764 * script.cc (script_saw_segment_start_expression): New function.
2765 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2766 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2767 script_test_7.sh and script_test_8.sh.
2768 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2769 script_test_8.stdout.
2770 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2771 (script_test_6, script_test_6.stdout, script_test_7,
2772 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2773 * Makefile.in: Regenerate.
2774 * testsuite/script_test_6.sh: New file.
2775 * testsuite/script_test_6.t: Same.
2776 * testsuite/script_test_7.sh: Same.
2777 * testsuite/script_test_7.t: Same.
2778 * testsuite/script_test_8.sh: Same.
2780 2009-10-16 Doug Kwan <dougkwan@google.com>
2782 * output.cc (Output_segment::set_section_list_address): Cast
2783 expressions to unsigned long long type to avoid format warnings.
2785 2009-10-15 Ian Lance Taylor <iant@google.com>
2787 * script.cc (Script_options::add_symbol_assignment): Always add a
2788 dot assignment to script_sections_.
2789 * script-sections.cc (Script_sections::add_dot_assignment):
2790 Initialize if necessary.
2792 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2793 program headers with no load segment if there is a linker script.
2795 * layout.cc (Layout::set_segment_offsets): Align the file offset
2796 to the segment aligment for -N or -n with no load segment.
2797 * output.cc (Output_segment::add_output_section): Don't crash if
2798 the first section is a TLS section.
2799 (Output_segment::set_section_list_addresses): Print an error
2800 message if the address moves backward in a linker script.
2801 * script-sections.cc
2802 (Output_section_element_input::set_section_addresses): Don't
2803 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2804 (Orphan_output_section::set_section_addresses): Likewise.
2806 2009-10-15 Doug Kwan <dougkwan@google.com>
2808 * layout.cc (Layout::finish_dynamic_section): Generate tags
2809 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2810 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2811 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2813 2009-10-14 Ian Lance Taylor <iant@google.com>
2815 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2817 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2818 data_shdr fields of relinfo.
2819 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2820 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2821 R_386_TLS_LDO_32, adjust based on section flags.
2822 (Target_i386::Relocate::fix_up_ldo): Remove.
2824 2009-10-13 Ian Lance Taylor <iant@google.com>
2826 Add support for -pie.
2827 * options.h (class General_options): Add -pie and
2829 (General_options::output_is_position_independent): Test -pie.
2830 (General_options::output_is_executable): Return true if not shared
2831 and not relocatable.
2832 (General_options::output_is_pie): Remove.
2833 * options.cc (General_options::finalize): Reject incompatible uses
2835 * gold.cc (queue_middle_tasks): A -pie link is not static.
2836 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2837 * symtab.cc (Symbol::final_value_is_known): Return false if
2838 output_is_position_independent.
2839 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2840 output_is_position_independent.
2841 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2842 output_is_position_independent.
2843 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2844 output_is_position_independent.
2845 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2847 (basic_pie_test.o, basic_pie_test): New targets.
2848 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2849 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2850 (two_file_pie_test): New target.
2851 * testsuite/Makefile.in: Rebuild.
2852 * README: Remove note saying that -pie is not supported.
2854 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2856 * options.h (class General_options): Add -init and -fini.
2857 * layout.cc (Layout::finish_dynamic_section): Emit
2858 given init and fini functions.
2860 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2862 * gc.h (gc_process_relocs): Check if icf is enabled using new
2864 * gold.cc (queue_initial_tasks): Likewise.
2865 (queue_middle_tasks): Likewise.
2866 * object.cc (do_layout): Likewise.
2867 * symtab.cc (is_section_folded): Likewise.
2868 * main.cc (main): Likewise.
2869 * reloc.cc (Read_relocs::run): Likewise.
2870 (Sized_relobj::do_scan_relocs): Likewise.
2871 * icf.cc (is_function_ctor_or_dtor): New function.
2872 (Icf::find_identical_sections): Check if function is ctor or dtor when
2874 * options.h (General_options::icf): Change option to be an enum.
2875 (Icf_status): New enum.
2876 (icf_enabled): New method.
2877 (icf_safe_folding): New method.
2878 (set_icf_status): New method.
2879 (icf_status_): New variable.
2880 * (options.cc) (General_options::finalize): Set icf_status_.
2881 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2882 icf_test and icf_keep_unique_test to use the --icf enum flag.
2883 * testsuite/icf_safe_test.sh: New file.
2884 * testsuite/icf_safe_test.cc: New file.
2886 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2888 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2889 includes to gc.h and icf.h.
2890 * arm.cc: Include gc.h.
2891 * gold.cc: Likewise.
2892 * i386.cc: Likewise.
2893 * powerpc.cc: Likewise.
2894 * sparc.cc: Likewise.
2895 * x86_64.cc: Likewise.
2896 * gc.h: Include icf.h.
2898 2009-10-11 Ian Lance Taylor <iant@google.com>
2900 * plugin.cc: Include "gold.h" before other header files.
2902 2009-10-10 Chris Demetriou <cgd@google.com>
2904 * options.h (Input_file_argument::Input_file_type): New enum.
2905 (Input_file_argument::is_lib_): Replace with...
2906 (Input_file_argument::type_): New member.
2907 (Input_file_argument::Input_file_argument): Take Input_file_type
2908 'type' rather than boolean 'is_lib' as second argument.
2909 (Input_file_argument::is_lib): Use type_.
2910 (Input_file_argument::is_searched_file): New function.
2911 (Input_file_argument::may_need_search): Handle is_searched_file.
2912 * options.cc (General_options::parse_library): Support -l:filename.
2913 (General_options::parse_just_symbols): Update for Input_file_argument
2915 (Command_line::process): Likewise.
2916 * archive.cc (Archive::get_file_and_offset): Likewise.
2917 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2918 * script.cc (read_script_file, script_add_file): Likewise.
2919 * fileread.cc (Input_file::Input_file): Likewise.
2920 (Input_file::will_search_for): Handle is_searched_file.
2921 (Input_file::open): Likewise.
2922 * readsyms.cc (Read_symbols::get_name): Likewise.
2923 * testsuite/Makefile.am (searched_file_test): New test.
2924 * testsuite/Makefile.in: Regenerate.
2925 * testsuite/searched_file_test.cc: New file.
2926 * testsuite/searched_file_test_lib.cc: New file.
2928 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2929 Ian Lance Taylor <iant@google.com>
2931 * descriptor.cc: Include <cstdio> and "binary-io.h".
2932 (Descriptors::open): Open the files in binary mode always.
2933 * script.cc (Lex::get_token): Treat \r as whitespace.
2935 2009-10-09 Ian Lance Taylor <iant@google.com>
2937 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2939 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2940 Ian Lance Taylor <iant@google.com>
2942 * configure.ac: Check for readv function also.
2943 * fileread.cc (readv): Define if not HAVE_READV.
2944 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2946 * config.in: Regenerate.
2947 * configure: Regenerate.
2949 2009-10-09 Doug Kwan <dougkwan@google.com>
2951 * layout.cc (Layout::make_output_section): Call target hook to make
2952 ordinary output section.
2953 (Layout::finalize): Adjust parameter list of call the
2954 Target::may_relax().
2955 * layout.h (class Layout::section_list): New method.
2956 * merge.h (Output_merge_base::entsize): Change visibility to public.
2957 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2959 (Output_merge_string::do_is_string): New method.
2960 * object.cc (Sized_relobj::do_setup): renamed from
2961 Sized_relobj::set_up.
2962 * object.h (Sized_relobj::adjust_shndx,
2963 Sized_relobj::initializ_input_to_output_maps,
2964 Sized_relobj::free_input_to_output_maps): Change visibilities to
2966 (Sized_relobj::setup): Virtualize.
2967 (Sized_relobj::do_setup): New method declaration.
2968 (Sized_relobj::invalidate_section_offset,
2969 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2970 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2971 * options.cc (parse_int): New function.
2972 * options.h (parse_int): New declaration.
2973 (DEFINE_int): New macro.
2974 (stub_group_size): New option.
2975 * output.cc (Output_section::Output_section): Initialize memebers
2976 merge_section_map_, merge_section_by_properties_map_,
2977 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2978 (Output_section::add_input_section): Handled deferred code-fill
2979 generation and remove an old comment.
2980 (Output_section::add_relaxed_input_section): New method definition.
2981 (Output_section::add_merge_input_section): Use merge section by
2982 properties map to speed to search. Update merge section maps
2984 (Output_section::build_relaxation_map): New method definition.
2985 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2987 (Output_section::relax_input_section): Renamed to
2988 Output_section::convert_input_sections_to_relaxed_sections and change
2989 interface to take a vector of pointers to relaxed sections.
2990 (Output_section::find_merge_section,
2991 Output_section::find_relaxed_input_section): New method definitions.
2992 (Output_section::is_input_address_mapped,
2993 Output_section::output_offset, Output_section::output_address):
2994 Use output section data maps to speed up searching.
2995 (Output_section::find_starting_output_address): Add comments.
2996 (Output_section::do_write,
2997 Output_section::write_to_postprocessing_buffer): Do code-fill
2998 generation as appropriate.
2999 (Output_section::get_input_sections): Invalidate relaxed input section
3001 (Output_section::restore_states): Adjust type of checkpoint .
3002 Invalidate relaxed input section map.
3003 * output.h (Output_merge_base): New class declaration.
3004 (Input_section_specifier): New class defintion.
3005 (class Output_relaxed_input_section) Change base class to
3006 Output_section_data_build.
3007 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3008 base class initializer.
3009 (Output_section::add_relaxed_input_section): New method declaration.
3010 (Output_section::Input_section): Change visibility to protected.
3011 (Output_section::Input_section::relobj,
3012 Output_section::Input_section::shndx): Handle relaxed input sections.
3013 Output_section::input_sections) Change visibility to protected. Also
3014 define overload to return a non-const pointer.
3015 (Output_section::Merge_section_properties): New class defintion.
3016 (Output_section::Merge_section_by_properties_map,
3017 Output_section::Output_section_data_by_input_section_map,
3018 Output_section::Relaxation_map): New types.
3019 (Output_section::relax_input_section): Rename method to
3020 Output_section::convert_input_sections_to_relaxed_sections and change
3021 interface to take a vector of relaxed section pointers.
3022 (Output_section::find_merge_section,
3023 Output_section::find_relaxed_input_section,
3024 Output_section::build_relaxation_map,
3025 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3026 New method declarations.
3027 (Output_section::merge_section_map_
3028 Output_section::merge_section_by_properties_map_,
3029 Output_section::relaxed_input_section_map_,
3030 Output_section::is_relaxed_input_section_map_valid_,
3031 Output_section::generate_code_fills_at_write_): New data members.
3032 * script-sections.cc
3033 (Output_section_element_input::set_section_addresses): Call
3034 current_data_size and addralign methods of relaxed input sections.
3035 (Orphan_output_section::set_section_addresses): Call current_data_size
3036 and addralign methods of relaxed input sections.
3037 * symtab.cc (Symbol_table::compute_final_value): Extract template
3038 from the body of Symbol_table::sized_finalize_symbol.
3039 (Symbol_table::sized_finalized_symbol): Call
3040 Symbol_table::compute_final_value.
3041 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3042 (Symbol_table::compute_final_value): New templated method declaration.
3043 * target.cc (Target::do_make_output_section): New method defintion.
3044 * target.h (Target::make_output_section): New method declaration.
3045 (Target::relax): Add more parameters for input objects, symbol table
3046 and layout. Adjust call to do_relax.
3047 (Target::do_make_output_section): New method declaration.
3048 (Target::do_relax): Add parameters for input objects, symbol table
3051 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3053 * pread.c: Include stdio.h.
3055 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3057 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3060 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3062 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3063 Change read_shndx type to unsigned int.
3064 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3066 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3067 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3068 Change read_shndx type to unsigned int.
3069 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3071 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3072 * layout.cc (Layout::create_symtab_sections): Cast the result of
3073 local_symcount * symsize to off_t in the gold_assert.
3075 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3077 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3078 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3080 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3081 (Arm_relocate_functions::thm_abs5): New function.
3082 (Arm_relocate_functions::abs12): New function.
3083 (Arm_relocate_functions::abs16): New function.
3084 (Arm_relocate_functions::base_abs): New function.
3085 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3086 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3087 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3089 (Scan::global): Likewise.
3090 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3091 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3092 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3093 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3096 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3098 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3099 (Arm_relocate_functions::movt_prel): New function.
3100 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3101 (Arm_relocate_functions::thm_movt_prel): New function.
3102 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3103 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3104 (Scan::global, Relocate::relocate): Likewise.
3105 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3107 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3109 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3110 Incremental_checker.
3111 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3113 (class Incremental_inputs_header): New class.
3114 (Incremental_inputs_header_writer): Edit comment.
3115 (Incremental_inputs_entry): New class.
3116 (Incremental_inputs_entry_writer): Edit comment.
3117 (Sized_incremental_binary::do_find_incremental_inputs_section):
3118 Add *strtab_shndx parameter, fill it.
3119 (Sized_incremental_binary::do_check_inputs): New method.
3120 (Incremental_checker::can_incrementally_link_output_file): Use
3121 Sized_incremental_binary::check_inputs.
3122 (Incremental_inputs::report_command_line): Save command line in
3125 (Incremental_binary::find_incremental_inputs_section): New
3127 (Incremental_binary::do_find_incremental_inputs_section): Add
3128 strtab_shndx parameter.
3129 (Incremental_binary::do_check_inputs): New pure virtual method.
3130 (Sized_incremental_binary::do_check_inputs): Declare.
3131 (Incremental_checker::Incremental_checker): Add incremental_inputs
3132 parameter, use it to initialize incremental_inputs_.
3133 (Incremental_checker::incremental_inputs_): New field.
3134 (Incremental_checker::command_line): New method.
3135 (Incremental_checker::inputs): New method.
3136 (Incremental_checker::command_line_): New field.
3138 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3140 * incremental.cc: Include <cstdarg> and "target-select.h".
3141 (vexplain_no_incremental): New function.
3142 (explain_no_incremental): New function.
3143 (Incremental_binary::error): New method.
3144 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3146 (make_sized_incremental_binary): New function.
3147 (open_incremental_binary): New function.
3148 (can_incrementally_link_file): Add checks if output is ELF and has
3150 * incremental.h: Include "elfcpp_file.h" and "output.h".
3151 (Incremental_binary): New class.
3152 (Sized_incremental_binary): New class.
3153 (open_incremental_binary): Declare.
3154 * object.cc (is_elf_object): Use
3155 elfcpp::Elf_recognizer::is_elf_file.
3156 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3157 * output.h (Output_file::filesize): New method.
3159 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3161 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3163 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3164 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3166 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3168 (Arm_relocate_functions::movw_abs_nc): New function.
3169 (Arm_relocate_functions::movt_abs): New function.
3170 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3171 (Arm_relocate_functions::thm_movt_abs): New function.
3172 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3173 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3174 (Scan::global): Likewise.
3175 (Relocate::relocate): Likewise.
3176 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3178 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3180 * arm.cc (Arm_relocate_functions::got_prel) New function.
3181 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3182 (Relocate::relocate): Likewise.
3183 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3185 2009-10-06 Ian Lance Taylor <iant@google.com>
3187 * options.h (class General_options): Define
3188 split_stack_adjust_size parameter.
3189 * object.h (class Object): Add uses_split_stack_ and
3190 has_no_split_stack_ fields. Add uses_split_stack and
3191 has_no_split_stack accessor functions. Declare
3192 handle_split_stack_section.
3193 (class Reloc_symbol_changes): Define.
3194 (class Sized_relobj): Define Function_offsets. Declare
3195 split_stack_adjust, split_stack_adjust_reltype, and
3197 * object.cc (Object::handle_split_stack_section): New function.
3198 (Sized_relobj::do_layout): Call handle_split_stack_section.
3199 * dynobj.cc (Sized_dynobj::do_layout): Call
3200 handle_split_stack_section.
3201 * reloc.cc (Sized_relobj::relocate_sections): Call
3202 split_stack_adjust for executable sections in split_stack
3203 objects. Pass reloc_map to relocate_section.
3204 (Sized_relobj::split_stack_adjust): New function.
3205 (Sized_relobj::split_stack_adjust_reltype): New function.
3206 (Sized_relobj::find_functions): New function.
3207 * target-reloc.h: Include "object.h".
3208 (relocate_section): Add reloc_symbol_changes parameter. Change
3210 * target.h (class Target): Add calls_non_split method. Declare
3211 do_calls_non_split virtual method. Declare match_view and
3213 * target.cc: Include "elfcpp.h".
3214 (Target::do_calls_non_split): New function.
3215 (Target::match_view): New function.
3216 (Target::set_view_to_nop): New function.
3217 * gold.cc (queue_middle_tasks): Give an error if mixing
3218 split-stack and non-split-stack objects with -r.
3219 * i386.cc (Target_i386::relocate_section): Add
3220 reloc_symbol_changes parameter.
3221 (Target_i386::do_calls_non_split): New function.
3222 * x86_64.cc (Target_x86_64::relocate_section): Add
3223 reloc_symbol_changes parameter.
3224 (Target_x86_64::do_calls_non_split): New function.
3225 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3227 * powerpc.cc (Target_powerpc::relocate_section): Add
3228 reloc_symbol_changes parameter.
3229 * sparc.cc (Target_sparc::relocate_section): Add
3230 reloc_symbol_changes parameter.
3231 * configure.ac: Call AM_CONDITIONAL for the default target.
3232 * configure: Rebuild.
3233 * testsuite/Makefile.am (TEST_AS): New variable.
3234 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3235 (check_DATA): Add split_i386 and split_x86_64 files.
3236 (SPLIT_DEFSYMS): Define.
3237 (split_i386_[1234n].o): New targets.
3238 (split_i386_[124]): New targets.
3239 (split_i386_[1234r].stdout): New targets.
3240 (split_x86_64_[1234n].o): New targets.
3241 (split_x86_64_[124]): New targets.
3242 (split_x86_64_[1234r].stdout): New targets.
3243 (MOSTLYCLEANFILES): Add new executables.
3244 * testsuite/split_i386.sh: New file.
3245 * testsuite/split_x86_64.sh: New file.
3246 * testsuite/split_i386_1.s: New file.
3247 * testsuite/split_i386_2.s: New file.
3248 * testsuite/split_i386_3.s: New file.
3249 * testsuite/split_i386_4.s: New file.
3250 * testsuite/split_i386_n.s: New file.
3251 * testsuite/split_x86_64_1.s: New file.
3252 * testsuite/split_x86_64_2.s: New file.
3253 * testsuite/split_x86_64_3.s: New file.
3254 * testsuite/split_x86_64_4.s: New file.
3255 * testsuite/split_x86_64_n.s: New file.
3256 * testsuite/testfile.cc (Target_test): Update relocation_section
3258 * testsuite/Makefile.in: Rebuild.
3260 2009-10-06 Ian Lance Taylor <iant@google.com>
3262 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3263 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3264 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3265 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3266 the address on ldo_addrs_.
3267 (Target_i386::Relocate::fix_up_ldo): New function.
3269 2009-10-06 Rafael Espindola <espindola@google.com>
3271 * plugin.cc (add_input_library): New.
3272 (Plugin::load): Add add_input_library to tv.
3273 (Plugin_manager::add_input_file): Add the is_lib argument.
3274 (add_input_file): Update call to Plugin_manager::add_input_file.
3275 (add_input_library): New.
3276 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3278 2009-09-30 Doug Kwan <dougkwan@google.com>
3280 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3281 symbol and call Symbol::may_need_copy_reloc to determine if
3282 a copy reloc is needed.
3283 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3284 nocopyreloc is given in command line.
3285 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3286 given in command line.
3287 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3288 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3289 of the removed Target_i386::may_need_copy_reloc.
3290 * options.h (copyreloc): New option with default value false.
3291 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3292 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3293 instead of the removed Target_powerpc::may_need_copy_reloc.
3294 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3295 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3296 instead of the removed Target_sparc::may_need_copy_reloc.
3297 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3298 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3299 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3300 instead of the removed Target_x86_64::may_need_copy_reloc.
3302 2009-09-30 Ian Lance Taylor <iant@google.com>
3304 * object.h (class Object): Remove target_ field, and target,
3305 sized_target, and set_target methods.
3306 (Object::sized_target): Remove.
3307 (class Sized_relobj): Update declarations. Remove sized_target.
3308 * object.cc (Sized_relobj::setup): Remove target parameter.
3310 (Input_objects::add_object): Don't do anything with the target.
3311 (make_elf_sized_object): Add punconfigured parameter. Change all
3312 callers. Set or test parameter target.
3313 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3315 * parameters.cc (Parameters::set_target): Change parameter type to
3317 (Parameters::default_target): Remove.
3318 (set_parameters_target): Change parameter type to be non-const.
3319 (parameters_force_valid_target): New function.
3320 (parameters_clear_target): New function.
3321 * parameters.h (class Parameters): Update declarations. Remove
3322 default_target method. Add sized_target and clear_target
3323 methods. Change target_ to be non-const.
3324 (set_parameters_target): Update declaration.
3325 (parameters_force_valid_target): Declare.
3326 (parameters_clear_target): Declare.
3327 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3328 as NULL if we aren't searching.
3329 (Add_symbols::run): Don't check for compatible target.
3330 * fileread.cc (Input_file::open_binary): Call
3331 parameters_force_valid_target.
3332 * gold.cc (queue_middle_tasks): Likewise.
3333 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3334 set_target on object.
3335 * dynobj.h (class Sized_dynobj): Update declarations.
3336 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3337 make_elf_object returns NULL.
3338 (Archive::include_member): Don't check whether object target is
3340 * output.cc (Output_section::add_input_section): Get target from
3342 (Output_section::relax_input_section): Likewise.
3343 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3345 (Sized_relobj::do_scan_relocs): Likewise.
3346 (Sized_relobj::relocate_sections): Likewise.
3347 * resolve.cc (Symbol_table::resolve): Likewise.
3348 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3349 parameter. Change all callers.
3350 (Symbol_table::add_from_object): Get target from parameters.
3351 (Symbol_table::add_from_relobj): Don't check object target.
3352 (Symbol_table::add_from_dynobj): Likewise.
3353 (Symbol_table::define_special_symbol): Get target from
3355 * symtab.h (class Symbol_table): Update declaration.
3356 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3357 parameter. Change all callers. Clear parameter target.
3358 (Binary_test): Test target here.
3359 * testsuite/object_unittest.cc (gold_testsuite): Remove
3360 target_test_pointer parameter. Change all callers.
3361 (Object_test): Test target here.
3363 2009-09-26 Ian Lance Taylor <iant@google.com>
3365 * testsuite/initpri1.c: Don't try to use constructor priorities if
3366 compiling with gcc before 4.3.
3368 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3370 * testsuite/retain_symbols_file_test.sh (check_present): Change
3371 output file name to retain_symbols_file_test.stdout.
3372 (check_absent): Likewise.
3374 2009-09-18 Craig Silverstein <csilvers@google.com>
3376 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3377 * options.cc: Include <cerrno> and <fstream>.
3378 (General_options::finalize): Parse -retain-symbols-file tag.
3379 * options.h: New flag.
3380 (General_options): New method should_retain_symbol, new
3381 variable symbols_to_retain.
3382 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3383 should_retain_symbol map.
3384 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3385 * testsuite/Makefile.in: Regenerate.
3386 * testsuite/retain_symbols_file_test.sh: New file.
3388 2009-09-18 Nick Clifton <nickc@redhat.com>
3390 * po/es.po: Updated Spanish translation.
3392 2009-09-17 Doug Kwan <dougkwan@google.com>
3394 * debug.h (DEBUG_RELAXATION): New constant.
3395 (DEBUG_ALL): Add DEBUG_RELAXATION.
3396 (debug_string_to_enum): Add relaxation debug option.
3398 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3399 Layout::Relaxation_debug_check::read_sections,
3400 Layout::Relaxation_debug_check::read_sections): New method definitions.
3401 (Layout::Layout): Initialize data members
3402 record_output_section_data_from_scrips_,
3403 script_output_section_data_list_ and relaxation_debug_check_.
3404 (Layout::save_segments, Layout::restore_segments,
3405 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3406 Layout::relaxation_loop_body): New method definitions.
3407 (Layout::finalize): Support relaxation. Move section layout code to
3408 Layout::relaxation_loop_body.
3409 (Layout::set_asection_address_from_script): Move code for orphan
3410 section placement out.
3411 (Layout::place_orphan_sections_in_script): New method definition.
3412 * layout.h (Output_segment_headers, Output_file_header):
3413 New forward class declarations.
3414 (Layout::~Layout): Define.
3415 (Layout::new_output_section_data_from_script): New method definition.
3416 (Layout::place_orphan_sections_in_script): New method declaration.
3417 (Layout::Segment_states): New type declaration.
3418 (Layout::save_segments, Layout::restore_segments,
3419 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3420 Layout::relaxation_loop_body): New method declarations.
3421 (Layout::Output_section_data_list): New type declaration.
3422 (Layout::Relaxation_debug_check): New class definition.
3423 (Layout::record_output_section_data_from_script_,
3424 Layout::script_output_section_data_list_, Layout::segment_states_,
3425 Layout::relaxation_debug_check_): New data members.
3426 * output.cc: (Output_section_headers::do_size): New method definition.
3427 (Output_section_headers::Output_section_headers): Move size
3428 computation to Output_section_headers::do_size.
3429 (Output_segment_headers::do_size): New method definition.
3430 (Output_file_header::Output_file_header): Move size computation to
3431 Output_file_header::do_size and call it.
3432 (Output_file_header::do_size): New method definition.
3433 (Output_data_group::Output_data_group): Adjust call to
3434 Output_section_data.
3435 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3436 (Output_symtab_xindex::do_write): Add array bound check.
3437 (Output_section::Input_section::print_to_mapfile): Handle
3438 RELAXED_INPUT_SECTION_CODE.
3439 (Output_section::Output_section): Initialize data member checkpoint_.
3440 (Output_section::~Output_section): Delete checkpoint object pointed
3442 (Output_section::add_input_section): Always add an Input_section if
3444 (Output_section::add_merge_input_section): Add assert.
3445 (Output_section::relax_input_section): New method definition.
3446 (Output_section::set_final_data_size): Set load address to zero for
3447 an unallocated section.
3448 (Output_section::do_address_and_file_offset_have_reset_values):
3449 New method definition.
3450 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3451 Handle relaxed input section.
3452 (Output_section::sort_attached_input_sections): Checkpoint input
3453 section list lazily.
3454 (Output_section::get_input_sections): Change type of input_sections to
3455 list of Simple_input_section pointers. Checkpoint input section list
3456 lazily. Also handle relaxed input sections.
3457 (Output_section::add_input_section_for_script): Take a reference to
3458 a Simple_input_section object instead of Relobj pointer and section
3459 index as parameter. Handle relaxed input sections.
3460 (Output_section::save_states, Output_section::restore_states): New
3462 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3463 (Output_data::is_data_size_fixed): New method definition.
3464 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3466 (Output_data::address_and_file_offset_have_reset_values): New method
3468 (Output_data::do_address_and_file_offset_have_reset_values): New method
3470 (Output_data::set_data_size): Check that data size is not fixed.
3471 (Output_data::fix_data_size): New method definition.
3472 (Output_data::is_data_size_fixed_): New data member.
3473 (Output_section_headers::set_final_data_size): New method definition.
3474 (Output_section_headers::do_size): New method declaration.
3475 (Output_segment_headers::set_final_data_size): New method definition.
3476 (Output_segment_headers::do_size): New method declaration.
3477 (Output_file_header::set_final_data_size)::New method definition.
3478 (Output_file_header::do_size)::New method declaration.
3479 (Output_section_data::Output_section_data): Add new parameter
3480 is_data_size_fixed and use it to fix data size.
3481 (Output_data_const::Output_data_const): Adjust call to base class
3482 constructor and fix data size.
3483 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3484 base class constructor and fix data size.
3485 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3486 base class constructor and fix data size.
3487 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3488 class constructor and fix data size.
3489 (Output_data_group::set_final_data_size): New method definition.
3490 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3491 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3492 class constructor and fix data size.
3493 (Output_relaxed_input_section): New class definition.
3494 (Output_section::Simple_input_section): New class definition.
3495 (Output_section::get_input_sections): Adjust parameter list.
3496 (Output_section::add_input_section_for_script): Same.
3497 (Output_section::save_states, Output_section::restore_states,
3498 Output_section::do_address_and_file_offset_have_reset_values,
3499 (Output_section::Input_section::Input_section): Handle
3500 RELAXED_INPUT_SECTION_CODE. Add new overload for
3501 Output_relaxed_input_section.
3502 (Output_section::Input_section::is_input_section,
3503 Output_section::Input_section::set_output_section): Handle relaxed
3505 (Output_section::Input_section::is_relaxed_input_section,
3506 Output_section::Input_section::output_section_data,
3507 Output_section::Input_section::relaxed_input_section): New method
3509 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3511 (Output_section::Input_section::u1_): Update comments.
3512 (Output_section::Input_section::u2_): Add new union member poris.
3513 (Output_section::Checkpoint_output_section): New classs definition.
3514 (Output_section::relax_input_section): New method declaration.
3515 (Output_section::checkpoint_): New data member.
3516 (Output_segment): Update comments.
3517 (Output_segment::Output_segment): Un-privatize copy constructor.
3518 (Output_segment::operator=): Un-privatize.
3519 * script-sections.cc (Output_section_element::Input_section_list):
3520 Change element type to Output_section::Simple_input_section.
3521 (Output_section_element_dot_assignment::set_section_addresses):
3522 Register output section data for relaxation clean up.
3523 (Output_data_exression::Output_data_expression): Adjust call to base
3524 constructor to fix data size.
3525 (Output_section_element_data::set_section_addresses): Register
3526 Output_data_expression object for relaxation clean up.
3527 (struct Input_section_info): Replace Relobj pointer and section index
3528 pair with Output_section::Simple_input_section and Convert struct to a
3530 (Input_section_sorter::operator()): Adjust access to
3531 Input_section_info data member to use accessors.
3532 (Output_section_element_input::set_section_addresses): Use layout
3533 parameter. Adjust code to use Output_section::Simple_input_section
3534 and Input_secction_info classes. Register filler for relaxation
3536 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3537 and section index pair with Output_section::Simple_input_section
3538 class. Adjust code accordingly.
3539 (Phdrs_element::release_segment): New method definition.
3540 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3542 (Script_sections::release_segments): New method definition.
3543 * gold/script-sections.h (Script_sections::release_segments): New
3545 * gold/target.h (Target::may_relax, Target::relax,
3546 Target::do_may_relax, Target::do_relax): New method definitions.
3548 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3550 * arm.cc (has_signed_unsigned_overflow): New function.
3551 (Arm_relocate_functions::abs8): New function.
3552 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3553 (Target_arm::Scan::global): Likewise.
3554 (Target_arm::relocate::relocate): Likewise.
3555 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3558 2009-09-16 Cary Coutant <ccoutant@google.com>
3560 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3561 * testsuite/Makefile.in: Regenerate.
3563 2009-09-11 Nick Clifton <nickc@redhat.com>
3565 * po/gold.pot: Updated by the Translation project.
3567 2009-09-08 Cary Coutant <ccoutant@google.com>
3569 * output.cc (Output_file::open): Add execute permission to empty file.
3570 * testsuite/Makefile.am (permission_test): New test.
3571 * testsuite/Makefile.in: Regenerate.
3573 2009-09-02 Ian Lance Taylor <iant@google.com>
3575 * output.cc (Output_file::resize): Call map_no_anonymous rather
3578 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3580 * gold.cc: Include "incremental.h".
3581 (queue_initial_tasks): Call Incremental_checker methods.
3582 * incremental.cc: Include "output.h".
3583 (Incremental_checker::can_incrementally_link_output_file): New
3585 * incremental.h (Incremental_checker): New class.
3587 * output.cc (Output_file::open_for_modification): New method.
3588 (Output_file::map_anonymous): Changed return type to bool. Record
3590 (Output_file::map_no_anonymous): New method, broken out of map.
3591 (Output_file::map): Use map_no_anonymous and map_anonymous.
3592 * output.h (class Output_file): Update declarations.
3594 2009-08-24 Cary Coutant <ccoutant@google.com>
3596 * options.h (Command_line::Pre_options): New class.
3597 (Command_line::pre_options): New member.
3598 * options.cc (gold::options::ready_to_register): New variable.
3599 (One_option::register_option): Do nothing if not registering options.
3600 Assert if same short option registered twice.
3601 (General_options::General_options): Turn off option registration when
3603 (Command_line::Pre_options::Pre_options): New constructor.
3605 2009-08-24 Cary Coutant <ccoutant@google.com>
3607 * options.h (General_options::no_keep_memory): Remove incorrect
3610 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3612 * Makefile.am (am__skiplex, am__skipyacc): New.
3613 * Makefile.in: Regenerate.
3615 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3617 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3618 (INCLUDES): ... this.
3619 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3620 (AM_CPPFLAGS): Renamed from ...
3621 (INCLUDE): ... this.
3622 * Makefile.in, testsuite/Makefile.in: Regenerate.
3624 * Makefile.in: Regenerate.
3625 * aclocal.m4: Likewise.
3626 * config.in: Likewise.
3627 * configure: Likewise.
3628 * testsuite/Makefile.in: Likewise.
3630 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3631 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3632 * Makefile.in: Regenerate.
3633 * testsuite/Makefile.in: Regenerate.
3635 2009-08-19 Cary Coutant <ccoutant@google.com>
3637 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3638 symbols in shared libraries overridden by hidden or internal symbols
3639 in the main program.
3641 2009-08-19 Chris Demetriou <cgd@google.com>
3643 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3644 checking source file names in error messages.
3646 2009-08-18 Doug Kwan <dougkwan@google.com>
3648 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3649 an elcpp::Ehdr as parameter. Adjust call to set_target.
3650 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3651 an elfcpp::Ehdr as parameter.
3652 * object.cc (Object::set_target): Remove the version that looks up
3653 a target and sets it.
3654 (Sized_relobj::setup): Take a Target object instead of
3655 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3656 (make_elf_sized_object): Find target and ask target to
3658 * object.h: (Object::set_target): Remove the version that looks up
3659 a target and sets it.
3660 (Sized_relobj::setup): Take a Target object instead of
3661 an elfcpp:Ehdr as parameter.
3662 * target.cc: Include dynobj.h.
3663 (Target::do_make_elf_object_implementation): New.
3664 (Target::do_make_elf_object): New.
3665 * target.h (Target::make_elf_object): New template declaration.
3666 (Target::do_make_elf_object): New method declarations.
3667 (Target::do_make_elf_object_implementation): New template declaration.
3669 2009-08-14 Ian Lance Taylor <iant@google.com>
3671 * gold.h (FUNCTION_NAME): Define.
3672 (gold_unreachable): Use FUNCTION_NAME.
3674 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3676 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3677 symbol in the --keep-unique list is not found.
3679 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3681 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3682 been maked as --keep-unique.
3683 (Icf::unfold_section): New function.
3684 * icf.h (Icf::unfold_section): New function.
3685 * options.h (General_options::keep_unique): New option.
3686 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3687 * testsuite/Makefile.in: Regenerate.
3688 * testsuite/icf_keep_unique_test.sh: New file.
3689 * testsuite/icf_keep_unique_test.cc: New file.
3691 2009-08-12 Cary Coutant <ccoutant@google.com>
3694 * resolve.cc (Symbol_table::resolve): Check for references from
3695 dynamic objects to hidden and internal symbols.
3696 * testsuite/Makefile.am (hidden_test.sh): New test.
3697 * testsuite/Makefile.in: Regenerate.
3698 * testsuite/hidden_test.sh: New script.
3699 * testsuite/hidden_test_1.c: New test source.
3700 * testsuite/hidden_test_main.c: New test source.
3702 2009-08-11 Doug Kwan <dougkwan@google.com>
3704 * arm.cc: Update comments.
3705 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3706 segment to locate the .ARM.exidx section if present.
3708 2009-08-09 Doug Kwan <dougkwan@google.com>
3710 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3713 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3714 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3717 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3719 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3720 valid tls_segment only for non-debug-section relocations.
3721 * testsuite/Makefile.am: Add gc_tls_test.
3722 * testsuite/Makefile.in: Regenerate.
3723 * testsuite/gc_tls_test.cc: New file.
3724 * testsuite/gc_tls_test.sh: New file.
3726 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3730 * Makefile.am (CCFILES): Add icf.cc.
3732 * Makefile.in: Regenerate.
3733 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3734 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3735 section, symbol and addend information for the relocs.
3736 * gold.cc (queue_middle_tasks): Call identical code folding.
3737 * gold.h: Add defines for multimap.
3738 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3739 to the call of finalize_local_symbols.
3740 * main.cc (main): Create object of class Icf.
3741 * object.cc (Sized_relobj::do_layout): Allow this function to be
3742 called twice during icf.
3743 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3744 to sections marked as identical by icf.
3745 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3747 (Sized_relobj::do_section_entsize): New function.
3748 * object.h (Object::section_entsize): New function.
3749 (Object::do_section_entsize): New pure virtual function.
3750 (Relobj::finalize_local_symbols): Add new parameter.
3751 (Relobj::do_section_entsize): New function.
3752 * options.h (General_options::icf): New option.
3753 (General_options::icf_iterations): New option.
3754 (General_options::print_icf_sections): New option.
3755 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3756 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3757 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3759 * symtab.cc (Symbol_table::is_section_folded): New function.
3760 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3761 to sections marked as identical by icf.
3762 * symtab.h (Symbol_table::set_icf): New function.
3763 (Symbol_table::icf): New function.
3764 (Symbol_table::is_section_folded): New function.
3765 (Symbol_table::icf_): New data member.
3766 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3767 * testsuite/Makefile.am: Add commands to build icf_test.
3768 * testsuite/Makefile.in: Regenerate.
3769 * testsuite/icf_test.sh: New file.
3770 * testsuite/icf_test.cc: New file.
3772 2009-07-24 Chris Demetriou <cgd@google.com>
3774 * layout.cc (is_compressible_debug_section): Fix incorrect
3775 comment about compressed section names.
3777 2009-07-20 Ian Lance Taylor <ian@airs.com>
3780 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3782 2009-07-16 Ian Lance Taylor <iant@google.com>
3785 * layout.h: #include <map>.
3786 (class Kept_section): Change from struct to class. Add accessors
3787 and setters. Add section size to Comdat_group mapping. Change
3788 Comdat_group to std::map. Add is_comdat_ field. Add
3789 linkonce_size field in union.
3790 (class Layout): Update declaration of find_or_add_kept_section.
3791 Don't declare find_kept_object.
3792 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3793 parameter. Add object, shndx, is_comdat, and is_group_name
3794 parameters. Change all callers. Adjust for new Kept_section.
3795 (Layout::find_kept_object): Remove.
3796 * object.cc (Sized_relobj::include_section_group): Update use of
3797 Kept_section. Rename secnum to shndx. Only record
3798 Kept_comdat_section if sections are the same size.
3799 (Sized_relobj::include_linkonce_section): Update use of
3800 Kept_section. Only record Kept_comdat_section if sections are the
3801 same size. Set size of linkonce section.
3802 (Sized_relobj::map_to_kept_section): Update call to
3803 get_kept_comdat_section.
3804 * object.h (class Sized_relobj): Rename fields in
3805 Kept_comdat_section to drop trailing underscores; change object
3806 field to Relobj*. Change Kept_comdat_section_table to store
3807 struct rather than pointer.
3808 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3809 Add kept_object and kept_shndx parameters. Change all callers.
3810 (Sized_relobj::get_kept_comdat_section): Change return type to
3811 bool. Add kept_object and kept_shndx parameters. Change all
3813 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3814 Layout::find_or_add_kept_section.
3816 2009-07-09 Ian Lance Taylor <iant@google.com>
3818 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3819 Reserve space in the hash table.
3821 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3823 * fileread.cc (File_read::get_mtime): New method.
3824 * fileread.h (Timespec): New structure.
3825 (File_read::get_mtime): New method.
3826 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3827 Renamed from timestamp_nsec.
3828 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3830 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3832 (Incremental_inputs::report_archive): Save mtime; style fix.
3833 (Incremental_inputs::report_obejct): Save mtime; style fix.
3834 (Incremental_inputs::report_script): Save mtime; style fix.
3835 (Incremental_inputs::finalize_inputs): Style fix.
3836 (Incremental_inputs::finalize): Style fix.
3837 (Incremental_inputs::create_input_section_data): Store inputs
3839 * incremental.h (Incremental_inputs::report_script): Add mtime
3841 (Incremental_inputs::Input_info::Input_info): Intialize only one
3843 (Incremental_inputs::Input_info::archive): Move to nameless
3845 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3846 (Incremental_inputs::Input_info::script): Move to nameless union.
3847 (Incremental_inputs::mtime): New field.
3848 * script.cc (read_input_script): Pass file mtime to
3850 * script.h (Script_info::inputs): Style fix.
3852 2009-07-01 Ian Lance Taylor <ian@airs.com>
3854 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3857 2009-06-24 Ian Lance Taylor <iant@google.com>
3860 * layout.cc (Layout::choose_output_section): If we find an
3861 existing section, update the flags.
3862 (Layout::create_notes): New function, broken out of
3864 (Layout::finalize): Don't create note sections.
3865 (Layout::create_note): Don't crash if linker script discards
3867 (Layout::create_gold_note): Likewise.
3868 (Layout::create_build_id): Likewise. Don't set
3869 after_input_sections on the section.
3870 (Layout::create_executable_stack_info): Remove target parameter.
3872 * layout.h (class Layout): Declare create_notes. Update
3873 declaration of create_executable_stack_info.
3874 * gold.cc (queue_middle_tasks): Call create_notes.
3875 * output.cc (Output_section::update_flags_for_input_section): Move
3876 here from output.h. If SHF_ALLOC flag is newly set, mark address
3878 * output.h (Output_data::mark_address_invalid): New function.
3879 (class Output_section): Only declare, not define,
3880 update_flags_for_input_section. Remove set_flags.
3882 2009-06-24 Ian Lance Taylor <iant@google.com>
3884 * script-sections.cc (Output_section_definition::
3885 set_section_addresses): Rename shadowing local load_address to
3888 2009-06-24 Ian Lance Taylor <iant@google.com>
3891 * reloc.cc (relocate_sections): Skip empty relocation sections.
3893 2009-06-23 Ian Lance Taylor <iant@google.com>
3896 * layout.cc (Layout::create_note): Use choose_output_section
3897 rather than make_output_section.
3899 2009-06-23 Ian Lance Taylor <iant@google.com>
3902 * options.cc (General_options::parse_V): Set printed_version_.
3903 (General_options::General_options): Initialize printed_version_.
3904 * options.h (class General_options): Add printed_version_ field.
3905 * gold.cc (queue_initial_tasks): If there are no input files,
3906 don't give a fatal error if we printed the version information.
3907 (queue_middle_tasks): If using -r with a shared object, give a
3908 fatal error rather than an ordinary error.
3910 2009-06-23 Ian Lance Taylor <iant@google.com>
3913 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3914 (Layout::make_output_section): Set have_stabstr_section_ if we see
3915 a .stab*str section.
3916 (Layout::finalize): Call link_stabs_sections.
3917 (Layout::link_stabs_sections): New file.
3918 * layout.h (class Layout): Add have_stabstr_section_ field.
3919 Declare link_stabs_sections.
3921 2009-06-23 Doug Kwan <dougkwan@google.com>
3923 * Makefile.am (libgold_a_LIBADD): New.
3924 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3925 * Makefile.in: Regenerate.
3926 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3927 * configure: Regenerate.
3928 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3929 * fileread.cc: Include sys/state.h
3930 * gold.h: Declare memmem and strndup if found missing.
3931 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3933 2009-06-23 Ian Lance Taylor <iant@google.com>
3935 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3936 * configure: Rebuild.
3938 2009-06-23 Ian Lance Taylor <iant@google.com>
3941 * object.cc (Object::section_contents): Don't try to get a view if
3942 the section has length zero.
3943 (Object::handle_gnu_warning_section): If the section is empty, use
3944 the name of the section as the warning.
3946 2009-06-23 Ian Lance Taylor <iant@google.com>
3949 * stringpool.h (class Stringpool_template): Add optimize_ field.
3950 (Stringpool_template::set_optimize): New function.
3951 * stringpool.cc (Stringpool_template::Stringpool_template):
3952 Initialize optimize_ field.
3953 (Stringpool_template::set_string_offsets): Test local optimize
3954 fild rather than parameter.
3955 * layout.cc (Layout::Layout): Call set_optimize on the section
3958 2009-06-22 Ian Lance Taylor <iant@google.com>
3961 * yyscript.y: Parse TARGET.
3962 * script.cc (script_set_target): New function.
3963 * script-c.h (script_set_target): Declare.
3964 * options.cc (General_options::string_to_object_format): Rename
3965 from string_to_object_format in anonymous namespace. Change
3967 * options.h (class General_options): Declare
3968 string_to_object_format.
3970 2009-06-22 Ian Lance Taylor <iant@google.com>
3972 * script-sections.cc (Script_sections::create_segments): Don't put
3973 program headers in a PT_LOAD segment if -n or -N.
3975 2009-06-22 Ian Lance Taylor <iant@google.com>
3978 * options.h (class General_options): Add -z lazy and -z now. Sort
3979 -z options into alphabetical order.
3980 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3982 2009-06-21 Ian Lance Taylor <iant@google.com>
3984 * layout.cc (Layout::make_output_section): Call
3985 Target::new_output_section.
3986 (Layout::attach_allocated_section_to_segment): Put large section
3987 sections in a separate load segment with the large segment flag
3989 (Layout::segment_precedes): Sort large data segments after other
3991 (align_file_offset): New static function.
3992 (Layout::set_segment_offsets): Use align_file_offset.
3993 * output.h (class Output_section): Add is_small_section_ and
3994 is_large_section_ fields.
3995 (Output_section::is_small_section): New function.
3996 (Output_section::set_is_small_section): New function.
3997 (Output_section::is_large_section): New function.
3998 (Output_section::set_is_large_section): New function.
3999 (Output_section::is_large_data_section): New function.
4000 (class Output_segment): Add is_large_data_segment_ field.
4001 (Output_segment::is_large_data_segment): New function.
4002 (Output_segment::set_is_large_data_segment): New function.
4003 * output.cc (Output_section::Output_section): Initialize new
4005 (Output_segment::Output_segment): Likewise.
4006 (Output_segment::add_output_section): Add assertion that large
4007 data sections always go in large data segments. Force small data
4008 sections to the end of the list of data sections. Force small BSS
4009 sections to the start of the list of BSS sections. For large BSS
4010 sections to the end of the list of BSS sections.
4011 * symtab.h (class Symbol): Declare is_common_shndx.
4012 (Symbol::is_defined): Check Symbol::is_common_shndx.
4013 (Symbol::is_common): Likewise.
4014 (class Symbol_table): Define enum Commons_section_type. Update
4015 declarations. Add small_commons_ and large_commons_ fields.
4016 * symtab.cc (Symbol::is_common_shndx): New function.
4017 (Symbol_table::Symbol_table): Initialize new fields.
4018 (Symbol_table::add_from_object): Put small and large common
4019 symbols in the right list.
4020 (Symbol_table::sized_finalized_symbol): Check
4021 Symbol::is_common_shndx.
4022 (Symbol_table::sized_write_globals): Likewise.
4023 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4024 common symbol lists. Don't call do_allocate_commons_list if the
4026 (Symbol_table::do_allocate_commons_list): Remove is_tls
4027 parameter. Add comons_section_type parameter. Change all
4028 callers. Handle small and large common symbols.
4029 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4030 Symbol::is_common_shndx.
4031 * resolve.cc (symbol_to_bits): Likewise.
4032 * target.h (Target::small_common_shndx): New function.
4033 (Target::small_common_section_flags): New function.
4034 (Target::large_common_shndx): New function.
4035 (Target::large_common_section_flags): New function.
4036 (Target::new_output_section): New function.
4037 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4038 small_common_section_flags, and large_common_section_flags
4040 (Target::do_new_output_section): New virtual function.
4041 * arm.cc (Target_arm::arm_info): Initialize new fields.
4042 * i386.cc (Target_i386::i386_info): Likewise.
4043 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4045 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4046 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4047 (Target_x86_64::do_new_output_section): New function.
4048 * configure.ac: Define conditional MCMODEL_MEDIUM.
4049 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4050 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4051 (large_LDFLAGS): Define.
4052 * testsuite/large.c: New file.
4053 * testsuite/testfile.cc (Target_test::test_target_info):
4054 Initialize new fields.
4055 * configure, testsuite/Makefile.in: Rebuild.
4057 2009-06-05 Doug Kwan <dougkwan@google.com>
4059 * Makefile.am (CCFILES): Add target.cc.
4060 * Makefile.in: Regenerate.
4061 * i386.cc (class Target_i386): Define new virtual method to
4062 override do_is_local_label_name in parent.
4063 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4064 local symbols if --discard-locals or -X is given.
4065 * options.h (class General_options): Declare new options
4066 '--discard-locals' and '-X' for discarding locals.
4067 * target.h (class Target): Define new methods is_local_label_name.
4068 Declare new virtual method do_is_local_label_name.
4069 * target.cc: New file.
4070 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4071 (check_SCRIPTS): Add discard_locals_test.sh.
4072 (check_DATA): Add discard_local_tests.syms.
4073 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4074 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4075 * testsuite/Makefile.in: Regenerate.
4076 * testsuite/discard_locals_test.c: New file.
4077 * testsuite/discard_locals_test.sh: Same.
4079 2009-06-05 Doug Kwan <dougkwan@google.com>
4081 * object.cc (Sized_relobj::Sized_relobj): Initialize
4082 discarded_eh_frame_shndx_ to -1U.
4083 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4085 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4086 a discarded .eh_frame section.
4087 (Sized_relobj::do_finalize_local_symbols): Ditto.
4088 * object.h (class Sized_relobj): Declare new member
4089 discarded_eh_frame_shndx_.
4090 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4091 (local_labels_test.o, local_labels_test): New rules.
4092 * testsuite/Makefile.in: Regenerate.
4094 2009-06-04 Doug Kwan <dougkwan@google.com>
4096 * layout.cc (Layout::section_name_mapping): Add mapping for
4097 special ARM sections.
4099 2009-06-03 Doug Kwan <dougkwan@google.com>
4101 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4102 (utils::has_overflow): Same.
4104 2009-06-03 Ian Lance Taylor <iant@google.com>
4106 * layout.cc (Layout::section_name_mapping): New array, replacing
4107 Layout::linkonce_mapping.
4108 (Layout::section_name_mapping_count): New variable, replacing
4109 Layout::linkonce_mapping_count.
4110 (Layout::linkonce_output_name): Remove.
4111 (Layout::output_section_name): Rewrite.
4112 * layout.h (class Layout): Rename Linkonce_mapping to
4113 Section_name_mapping, linkonce_mapping to section_name_mapping,
4114 linkonce_mapping_count to section_name_mapping_count. Don't
4115 declare linkonce_output_name.
4117 2009-06-03 Doug Kwan <dougkwan@google.com>
4119 * gold/arm.cc (namespace utils): New.
4120 (Target_arm::reloc_is_non_pic): Define new method.
4121 (class Arm_relocate_functions): New.
4122 (Target_arm::Relocate::relocate): Handle relocation types used by
4125 2009-06-03 Ian Lance Taylor <iant@google.com>
4127 * arm.cc (Target_arm::scan::global): Use || instead of |.
4129 2009-06-02 Doug Kwan <dougkwan@google.com>
4131 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4132 issued_non_pic_error_.
4133 (class Target_arm::Scan): Declare new method check_non_pic.
4134 Define new method symbol_needs_plt_entry.
4135 Declare new data member issued_non_pic_error_.
4136 (class Target_arm::Relocate): Declare new method
4137 should_apply_static_reloc.
4138 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4139 (Target_arm::Scan::check_non_pic): Define new method.
4140 (Target_arm::Scan::local): Handle a small subset of reloc types used
4142 (Target_arm::Scan::local): Same.
4143 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4145 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4147 * incremental.cc (Incremental_inputs::report_command_line): Filter
4148 out --incremental-* options.
4150 2009-05-29 Doug Kwan <dougkwan@google.com>
4152 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4154 (class Target_arm): Update comment.
4155 (Target_arm::Target_arm): Initialize new data members GOT_,
4156 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4157 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4158 and Target_arm::rel_dyn_section.
4159 Declare new_enum Target_arm::Got_type.
4160 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4162 Update commments for member do_dynsym_value.
4163 (Target_arm::got_size, Target_arm::plt_section,
4164 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4165 new methods inside class defintion.
4166 (Target_arm::got_section): Define new method.
4167 (Target_arm::rel_dyn_section): Same.
4168 (Output_data_plt_arm): New template class.
4169 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4170 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4171 (Output_data_plt_arm::add_entry): Same.
4172 (Output_data_plt_arm::first_plt_entry): Define new
4173 static data member for PLT instruction template.
4174 (Output_data_plt_arm::plt_entry): Same.
4175 (Output_data_plt_arm::do_write): Define new method.
4176 (Target_arm::make_plt_entry): Same.
4177 (Target_arm::do_finalize_sections): Same.
4178 (Target_arm::do_dynsym_value): Same.
4180 2009-05-28 Doug Kwan <dougkwan@google.com>
4182 * Makefile.am (TARGETSOURCES): Add arm.cc.
4183 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4184 * Makefile.in: Regenerate.
4186 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4188 2009-05-26 Doug Kwan <dougkwan@google.com>
4190 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4191 (General_options::check_excluded_libs): Strip off directories in
4192 archive name before matching like GNU ld does.
4193 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4194 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4195 (exclude_libs_test_LDFLAGS): Add linker option
4196 -Wl,--exclude-libs,libexclude_libs_test_3
4197 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4198 an explicit archive without using -l.
4199 (alt/libexclude_libs_test_3.a): New make rule.
4200 * testsuite/Makefile.in: Regenerate.
4201 * testsuite/exclude_libs_test.c : Declare lib3_default().
4203 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4204 * exclude_libs_test_3.c: New file.
4206 2009-05-26 Nick Clifton <nickc@redhat.com>
4208 * po/id.po: New Indonesian translation.
4209 * po/gold.pot: Updated template file.
4211 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4213 * testsuite/Makefile.am: Add -ffunction-sections to compile
4214 gc_comdat_test files. Add -Wl,--gc-sections to build
4216 * testsuite/Makefile.in: Regenerate.
4217 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4219 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4221 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4222 kept comdat section was garbage collected.
4223 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4224 * testsuite/Makefile.in: Regenerate.
4225 * testsuite/gc_comdat_test.sh: New file.
4226 * testsuite/gc_comdat_test_1.cc: New file.
4227 * testsuite/gc_comdat_test_2.cc: New file.
4229 2009-05-19 Doug Kwan <dougkwan@google.com>
4231 * archive.cc (Archive::Archive): Move constructor from archive.h
4232 to here. Initialize no_export_.
4233 (Archive::get_elf_object_for_member): Set no_export flag of object.
4234 * archive.h (Archive::Archive): Move constructor body to
4236 (Archive::no_export): New method.
4237 (Archive::no_export_): New field.
4238 * object.h (Object::Object): Initialize no_export_ to false.
4239 (Object::no_export, Object::set_no_export): New methods.
4240 (Object::no_export_): New field.
4241 * options.cc (General_options::parse_exclude_libs): New method.
4242 (General_options::check_excluded_libs) Same.
4243 * options.h (exclude_libs): New option.
4244 (General_options::check_excluded_libs): New method declaration.
4245 (General_options::excluded_libs_): New field.
4246 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4247 default or protected visibility if an object has no-export flag set.
4248 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4249 (check_SCRIPTS): Add exclude_libs_test.sh.
4250 (check_DATA): Add exclude_libs_test.syms.
4251 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4252 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4253 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4254 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4255 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4256 libexclude_libs_test_2.a): New rules.
4257 * testsuite/Makefile.in: Regenerate.
4258 * testsuite/exclude_libs_test.c: New file.
4259 * testsuite/exclude_libs_test.sh: Ditto.
4260 * testsuite/exclude_libs_test_1.c: Ditto.
4261 * testsuite/exclude_libs_test_2.c: Ditto.
4263 2009-05-15 Ian Lance Taylor <iant@google.com>
4265 * configure.ac: Check for declarations for cases where libiberty.h
4266 checks HAVE_DECL_xxx.
4267 * configure, config.in: Rebuild.
4269 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4271 * gold.h (Incremental_argument_list): Remove (invalid) forward
4273 * incremental.cc (Incremental_inputs::report_achive): New method.
4274 (Incremental_inputs::report_object): New method.
4275 (Incremental_inputs::report_script): New method.
4276 (Incremental_inputs::finalize_inputs): New method.
4277 (Incremental_inputs::finalize): Call finalize_inputs().
4278 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4279 Create inputs entries.
4280 * incremental.h (Incremental_input_type): New enum.
4281 (Incremental_inputs::Incremental_input): Initialize new fields.
4282 (Incremental_inputs::report_inputs): New method.
4283 (Incremental_inputs::report_achive): New method.
4284 (Incremental_inputs::report_object): New method.
4285 (Incremental_inputs::report_script): New method.
4286 (Incremental_inputs::finalize_inputs): New method.
4287 (Incremental_inputs::Input_info): New struct.
4288 (Incremental_inputs::Input_info_map): New typedef.
4289 (Incremental_inputs::lock_): New field.
4290 (Incremental_inputs::Inputs_): New field.
4291 (Incremental_inputs::Inputs_map): New field.
4292 * main.cc (main): Call Incremental_input::report_inputs.
4293 * options.h (Input_argument_list): Typedef moved from
4295 (Input_file_group::Files): Remove, use ::Input_argument_list.
4296 (Input_file_group::Input_argument_list): Remove, use
4297 ::Input_argument_list.
4298 * plugin.cc (Plugin_manager::add_input_file): Add error in
4300 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4302 * script.cc (read_input_script): Call
4303 Incremental_input::report_script.
4304 * script.h (Script_info): New class.
4306 2009-04-27 Ian Lance Taylor <iant@google.com>
4308 * x86_64.cc (do_adjust_output_section): Set entsize to
4311 2009-04-23 Elliott Hughes <enh@google.com>
4313 * output.cc (Output_file::close): After short writes, continue
4314 writing from the correct offset in the buffer being written.
4316 2009-04-23 Chris Demetriou <cgd@google.com>
4318 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4319 * configure: Regenerate.
4320 * config.in: Regenerate.
4321 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4322 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4324 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4326 * incremental.cc (Incremental_inputs_header_data): Renamed from
4327 Incremental_input_header_data.
4328 (Incremental_inputs_header_data::data_size): New field.
4329 (Incremental_inputs_header_data::put_input_file_count): Renamed
4330 from input_file_count.
4331 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4332 from command_line_offset.
4333 (Incremental_inputs_header_data::put_reserved): Renamed from
4335 (Incremental_inputs_entry_data): Renamed from
4336 Incremental_input_entry_data.
4337 (Incremental_inputs_entry_data::data_size): New field.
4338 (Incremental_inputs::report_command_line): New method.
4339 (Incremental_inputs::finalize): New method.
4340 (Incremental_inputs::create_incremental_inputs_data): New method.
4341 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4342 * incremental.h: New file.
4343 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4344 (Layout::finalize): Create incremental inputs section in
4346 (Layout::create_incremental_info_sections): New method.
4347 * layout.h (Layout::incremental_inputs): New method.
4348 (Layout::create_incremental_info_sections): New method.
4349 (Layout::incremental_inputs_): New field.
4350 * main.cc (main): Notify Incremental_input of the command line.
4352 2009-04-01 Ian Lance Taylor <iant@google.com>
4353 Mikolaj Zalewski <mikolajz@google.com>
4355 * gold.h (reserve_unordered_map): Define, three versions, one for
4356 each version of Unordered_map.
4357 * layout.cc (Layout::Layout): Remove options parameter. Add
4358 number_of_input_files parameter. Don't initialize options_.
4359 Initialize number_of_input_files_ and resized_signatures_. Move
4360 sections_are_attached_.
4361 (Layout::layout_group): Reserve space for group_signatures_.
4362 (Layout::find_or_add_kept_section): Change name parameter to be a
4363 reference. Resize signatures_ map when it gets large enough.
4364 (Layout::layout_eh_frame): Use parameters->options() instead of
4366 (Layout::make_output_section): Likewise.
4367 (Layout::attach_allocated_section_to_segment): Likewise.
4368 (Layout::finalize, Layout::create_executable_stack): Likewise.
4369 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4370 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4371 * layout.h (class Layout): Update declarations. Remove options_
4372 field. Add number_of_input_files_ and resized_signatures_
4373 fields. Move sections_are_attached_ field.
4374 * main.cc (main): Pass number of input files to Layout
4375 constructor. Don't pass options.
4377 2009-03-30 Ian Lance Taylor <iant@google.com>
4379 * ffsll.c (ffsll): Correct implementation.
4381 2009-03-27 Ian Lance Taylor <iant@google.com>
4383 * ffsll.c: New file.
4384 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4385 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4386 * ftruncate.c (ftruncate): Declare before definition.
4387 * mremap.c (mremap): Likewise.
4388 * pread.c (pread): Likewise.
4389 * configure, Makefile.in, config.in: Rebuild.
4391 * mremap.c: New file.
4392 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4393 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4394 (mremap): Declare if HAVE_MREMAP is not defined.
4395 * configure, Makefile.in, config.in: Rebuild.
4397 2009-03-27 Cary Coutant <ccoutant@google.com>
4399 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4400 position independent.
4401 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4402 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4404 2009-03-24 Cary Coutant <ccoutant@google.com>
4406 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4408 (needs_dynamic_reloc): Likewise.
4410 2009-03-24 Ian Lance Taylor <iant@google.com>
4412 * yyscript.y (file_cmd): Recognize EXTERN.
4413 (extern_name_list, extern_name_list_body): New nonterminals.
4414 * script.cc (script_add_extern): Define.
4415 * script-c.h (script_add_extern): Declare.
4417 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4419 * object.cc (is_elf_object): Define.
4420 * object.h (is_elf_object): Declare.
4421 * archive.cc (Archive::get_elf_object_for_member): Call
4423 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4425 2009-03-24 Elliott Hughes <enh@google.com>
4427 * output.cc (Output_file::map_anonymous): Define.
4428 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4429 try an anonymous one. Report the size if the mmap fails.
4430 * output.h (class Output_file): Declare map_anonymous.
4432 2009-03-24 Ian Lance Taylor <iant@google.com>
4434 * target-select.cc (instantiate_target): Don't acquire the lock if
4435 the instantiated_target_ field has already been set.
4437 2009-03-23 Ian Lance Taylor <iant@google.com>
4439 * gold-threads.h (class Initialize_lock): Define.
4440 * gold-threads.cc (class Initialize_lock_once): Define.
4441 (initialize_lock_control): New static variable.
4442 (initialize_lock_pointer): New static variable.
4443 (initialize_lock_once): New static function.
4444 (Initialize_lock::Initialize_lock): Define.
4445 (Initialize_lock::initialize): Define.
4446 * target-select.h: Include "gold-threads.h".
4447 (class Target_selector): Add lock_ and initialize_lock_ fields.
4448 Don't define instantiate_target, just declare it.
4449 * target-select.cc (Target_selector::Target_selector): Initialize
4451 (Target_selector::instantiate_target): Define.
4452 * descriptors.h: Include "gold-threads.h".
4453 (class Descriptors): Add initialize_lock_ field.
4454 * descriptors.cc (Descriptors::Descriptors): Initialize new
4456 (Descriptors::open): Use initialize_lock_ field
4457 * errors.h (class Errors): Add initialize_lock_ field.
4458 * errors.cc (Errors::Errors): Initialize new field.
4459 (Errors::initialize_lock): Use initialize_lock_ field.
4460 * powerpc.cc (class Target_selector_powerpc): Remove
4461 instantiated_target_ field. In do_recognize call
4462 instantiate_target rather than do_instantiate_target. In
4463 do_instantiate_target just allocate a new target.
4464 * sparc.cc (class Target_selector_sparc): Likewise.
4466 * freebsd.h: New file.
4467 * i386.cc: Include "freebsd.h".
4468 (Target_i386): Derive from Target_freebsd rather than
4470 (Target_selector_i386): Derive from Target_selector_freebsd rather
4471 than Target_selector.
4472 * x86_64.cc: Include "freebsd.h".
4473 (Target_x86_64): Derive from Target_freebsd rather than
4475 (Target_selector_x86_64): Derive from Target_selector_freebsd
4476 rather than Target_selector.
4477 * target.h (class Target): Add adjust_elf_header and
4478 do_adjust_elf_header.
4479 * output.cc (Output_file_header:: do_sized_write): Call target
4480 adjust_elf_header routine.
4481 * configure.tgt: Set targ_osabi.
4482 * configure.ac: Define GOLD_DEFAULT_OSABI.
4483 * parameters.cc (Parameters::default_target): Pass
4484 GOLD_DEFAULT_OSABI to select_target.
4485 * target-select.h (class Target_selector): Make instantiate_target
4486 protected rather than private.
4487 * Makefile.am (HFILES): Add freebsd.h.
4488 * configure, Makefile.in, config.in: Rebuild.
4490 * merge.cc (do_add_input_section): Correct pend value. Change
4491 message about last entry not being null terminated from error to
4494 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4496 * incremental.cc: New file.
4497 * Makefile.am (CCFILES): Add incremental.cc.
4498 * Makefile.in: Rebuild.
4500 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4502 * layout.cc (Layout::output_section_name): Preserve names
4503 of '.note.' sections.
4505 2009-03-19 Ian Lance Taylor <iant@google.com>
4507 * descriptors.cc (Descriptors::open): Check that the options are
4508 valid before using them.
4510 2009-03-18 Ian Lance Taylor <iant@google.com>
4512 * script-sections.h: Include <list>.
4513 (class Script_sections): Change Sections_elements from std::vector
4514 to std::list. Typedef public Elements_iterator. Add
4515 orphan_section_placement_, data_segment_align_start_, and
4516 saw_data_segment_align_ fields. Remove data_segment_align_index_
4518 * script-sections.cc (class Orphan_section_placement): New class.
4519 (class Sections_element): Add virtual functions is_relro and
4520 orphan_section_init. Remove virtual function place_orphan_here.
4521 (class Output_section_definition): Add is_relro and
4522 orphan_section_init. Remove place_orphan_here.
4523 (class Orphan_output_section): Likewise.
4524 (Script_sections::Script_sections): Update for field changes.
4525 (Script_sections::data_segment_align): Set saw_data_segment_align_
4526 and data_segment_align_start_, not data_segment_align_index.
4527 (Script_sections::data_segment_relro_end): Check
4528 saw_data_segment_align_. Use data_segment_align_start_ rather
4529 than data_segment_align_index_.
4530 (Script_sections::place_orphan): Rewrite to use
4531 Orphan_section_placement.
4533 2009-03-17 Ian Lance Taylor <iant@google.com>
4535 * archive.cc (Archive::add_symbols): Check for a version attached
4536 to the symbol name in the archive map.
4537 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4538 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4539 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4540 (ver_test_11.a): New target.
4541 * testsuite/Makefile.in: Rebuild.
4543 * configure.ac: Check for chsize and posix_fallocate. Replace
4545 * ftruncate.c: New file, from gnulib.
4546 * output.cc (posix_fallocate): Define dummy version if not
4547 HAVE_POSIX_FALLOCATE.
4548 (Output_file::map): Call posix_fallocate rather than lseek and
4550 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4551 * configure, Makefile.in, config.in: Rebuild.
4553 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4555 * layout.h (Layout::create_note): Add section_name parameter.
4556 * layout.cc (Layout::create_note): Likewise.
4557 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4559 2009-03-17 Ian Lance Taylor <iant@google.com>
4561 * descriptors.cc: Include "options.h".
4562 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4563 (Descriptors::open): Always use O_CLOEXEC when opening a new
4564 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4565 then set FD_CLOEXEC.
4567 * sparc.cc (class Target_sparc): Add has_got_section.
4568 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4569 make sure we have a GOT section.
4571 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4572 (Target_sparc::Scan::local): Likewise.
4573 (Target_sparc::Scan::global): Likewise.
4574 (Target_sparc::Relocate::relocate): Likewise.
4575 (Target_sparc::Relocate::relocate_tls): Likewise.
4577 * symtab.cc (Symbol_table::define_default_version): New function,
4578 broken out of add_from_object.
4579 (Symbol_table::add_from_object): Call define_default_version.
4580 (Symbol_table::define_special_symbol): Add resolve_oldsym
4581 parameter. Change all callers. If the version for a symbol comes
4582 from a version script, resolve it with the symbol with the same
4583 name with no version. Also add the symbol without a version if
4585 (do_define_in_output_data): If resolving with oldsym, don't delete
4587 (do_define_in_output_segment): Likewise.
4588 (do_define_as_constant): Likewise.
4589 * symtab.h (class Symbol_table): Update declarations.
4591 2009-03-13 Ian Lance Taylor <iant@google.com>
4593 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4594 (Read_symbols::requeue): New function.
4595 (Read_symbols::do_read_symbols): If make_elf_object fails because
4596 the target type is not configured, and the file was searched for,
4597 issue a warning and retry with the next directory.
4598 (Add_symbols::run): If the file has an incompatible format, and
4599 it was searched for, requeue the Read_symbols task. On error,
4601 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4602 dirindex parameter to constructor. Change all callers. Declare
4603 incompatible_warning and requeue.
4604 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4605 input_argument_ and input_group_ fields. Add them to
4606 constructor. Change all callers.
4607 (class Read_script): Add dirindex_ field. Add it to constructor.
4609 * archive.cc (Archive::setup): Remove input_objects parameter.
4611 (Archive::get_file_and_offset): Likewise.
4612 (Archive::read_all_symbols): Likewise.
4613 (Archive::read_symbols): Likewise.
4614 (Archive::get_elf_object_for_member): Remove input_objects
4615 parameter. Add punconfigured parameter. Change all callers.
4616 (Archive::add_symbols): Change return type to bool. Check return
4617 value of include_member.
4618 (Archive::include_all_members): Likewise.
4619 (Archive::include_member): Change return type to bool. Return
4620 false if first included object has incompatible target. Set
4621 included_member_ field.
4622 (Add_archive_symbols::run): If add_symbols returns false, requeue
4624 * archive.h (class Archive): Add included_member_ field.
4625 Initialize it in constructor. Add input_file and searched_for
4626 methods. Update declarations.
4627 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4628 input_argument_ fields. Add them to constructor. Change all
4630 * script.cc: Include "target-select.h".
4631 (class Parser_closure): Add skip_on_incompatible_target_ and
4632 found_incompatible_target_ fields. Add
4633 skip_on_incompatible_target parameter to constructor. Change all
4634 callers. Add methods skip_on_incompatible_target,
4635 clear_skip_on_incompatible_target, found_incompatible_target, and
4636 set_found_incompatible_target.
4637 (read_input_script): Add dirindex parameter. Change all callers.
4638 If parser finds an incompatible target, requeue Read_symbols
4640 (script_set_symbol): Clear skip_on_incompatible_target in
4642 (script_add_assertion, script_parse_option): Likewise.
4643 (script_start_sections, script_add_phdr): Likewise.
4644 (script_check_output_format): New function.
4645 * script.h (read_input_script): Update declaration.
4646 * script-c.h (script_check_output_format): Declare.
4647 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4648 (ignore_cmd): Remove OUTPUT_FORMAT.
4649 * fileread.cc (Input_file::Input_file): Add explicit this.
4650 (Input_file::will_search_for): New function.
4651 (Input_file::open): Add pindex parameter. Change all callers.
4652 * fileread.h (class Input_file): Add input_file_argument method.
4653 Declare will_search_for. Update declarations.
4654 * object.cc (make_elf_object): Add punconfigured parameter.
4656 * object.h (class Object): Make input_file public. Add
4657 searched_for method.
4658 (make_elf_object): Update declaration.
4659 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4661 * dirsearch.h (class Dirsearch): Update declaration.
4662 * options.h (class General_options): Add --warn-search-mismatch.
4663 * parameters.cc (Parameters::is_compatible_target): New function.
4664 * parameters.h (class Parameters): Declare is_compatible_target.
4665 * workqueue.cc (Workqueue::add_blocker): New function.
4666 * workqueue.h (class Workqueue): Declare add_blocker.
4668 * fileread.cc (Input_file::open): Remove options parameter.
4670 (Input_file::open_binary): Likewise.
4671 * script.cc (read_input_script): Likewise.
4672 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4673 options parameter from constructor. Change all callers.
4674 (class Read_script): Likewise.
4675 * fileread.h (class Input_file): Update declarations.
4676 * script.h (read_input_script): Update declaration.
4678 2009-03-10 Nick Clifton <nickc@redhat.com>
4680 * po/es.po: New Spanish translation.
4682 2009-03-06 Cary Coutant <ccoutant@google.com>
4684 * options.cc (parse_short_option): Keep dash_z from registering itself.
4686 2009-03-03 Ian Lance Taylor <iant@google.com>
4689 * target-reloc.h (relocate_section): Pass output_section to
4691 * i386.cc (Target_i386::should_apply_static_reloc): Add
4692 output_section parameter. Change all callers.
4693 (Target_i386::Relocate::relocate): Add output_section parameter.
4694 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4695 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4696 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4697 * testsuite/two_file_shared.sh: New script.
4698 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4699 (check_DATA): Add two_file_shared.dbg.
4700 (two_file_shared.dbg): New target.
4701 * testsuite/Makefile.in: Rebuild.
4703 2009-03-01 Ian Lance Taylor <iant@google.com>
4705 * configure.ac: Check for byteswap.h.
4706 * configure: Rebuild.
4707 * config.in: Rebuild.
4709 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4711 * layout.cc (Layout::find_or_add_kept_section): New function.
4712 (Layout::add_comdat): Removed.
4713 * layout.h (struct Kept_section): Move out of class Layout.
4714 Remove trailing underscores from field names. Add group_sections
4715 field. Rename group_ field to is_group. Change all uses.
4716 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4717 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4718 comdat_groups_ field.
4719 (Sized_relobj::include_section_group): Use
4720 find_or_add_kept_section and Kept_section::group_sections.
4721 (Sized_relobj::include_linkonce_section): Likewise.
4722 * object.cc (class Sized_relobj): Don't define Comdat_group or
4723 Comdat_group_table. Remove find_comdat_group and
4724 add_comdat_group. Remove comdat_groups_ field.
4725 * plugin.cc (include_comdat_group): Use
4726 Layout::find_or_add_kept_section.
4728 2009-02-28 Ian Lance Taylor <iant@google.com>
4730 * README: --gc-sections and map files are now supported. Document
4731 some build requirements.
4734 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4735 relocatable link set the value of the section symbol to zero.
4736 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4737 relocatable link don't include the section address in the local
4740 2009-02-27 Ian Lance Taylor <iant@google.com>
4743 * options.h (class Search_directory): Add is_system_directory.
4744 (class General_options): Declare is_in_system_directory.
4745 * options.cc (get_relative_sysroot): Make static.
4746 (get_default_sysroot): Make static.
4747 (General_optoins::is_in_system_directory): New function.
4748 * fileread.cc (Input_file::is_in_system_directory): New function.
4749 * fileread.h (class Input_file): Declare is_in_system_directory.
4750 * object.h (class Object): Add is_in_system_directory.
4751 (class Input_objects): Remove system_library_directory_ field.
4752 * object.cc (Input_objects::add_object): Don't set
4753 system_library_directory_.
4754 (input_objects::found_in_system_library_directory): Remove.
4755 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4756 parameter. Change all callers.
4757 (Symbol_table::sized_write_globals): Likewise.
4758 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4759 Call Object::is_in_system_directory.
4760 * symtab.h (class Symbol_table): Update declarations.
4763 * descriptors.h (Open_descriptor): Add is_on_stack field.
4764 * descriptors.cc (Descriptors::open): If the descriptor is on the
4765 top of the stack, remove it. Initialize is_on_stack field.
4766 (Descriptors::release): Only add pod to stack if it is not on the
4768 (Descriptors::close_some_descriptor): Clear stack_next and
4772 * output.cc (Output_section::find_starting_output_address): Rename
4773 from starting_output_address; add PADDR parameter; change return
4775 * output.h (class Output_section): Declare
4776 find_starting_output_address instead of starting_output_address.
4777 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4778 section symbol for which we can't find a merge section.
4781 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4782 hidden or internal, force the symbol to be local.
4783 * resolve.cc (Symbol::override_visibility): Define.
4784 (Symbol::override_base): Use override_visibility.
4785 (Symbol_table::resolve): Likewise.
4786 (Symbol::override_base_with_special): Likewise.
4787 (Symbol_table::override_with_special): If the visibility is hidden
4788 or internal, force the symbol to be local.
4789 * symtab.h (class Symbol): Add set_visibility and
4790 override_visibility.
4791 * testsuite/ver_test_1.sh: New file.
4792 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4793 (check_DATA): Add ver_test_1.syms.
4794 (ver_test_1.syms): New target.
4795 * testsuite/Makefile.in: Rebuild.
4797 2009-02-25 Cary Coutant <ccoutant@google.com>
4799 * layout.cc (Layout::choose_output_section): Don't rename sections
4800 when using a linker script that has a SECTIONS clause.
4801 * Makefile.in: Regenerate.
4803 * testsuite/Makefile.am (script_test_5.sh): New test case.
4804 * testsuite/Makefile.in: Regenerate.
4805 * testsuite/script_test_5.cc: New file.
4806 * testsuite/script_test_5.sh: New file.
4807 * testsuite/script_test_5.t: New file.
4809 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4811 * archive.cc (Archive::include_member): Update calls to add_symbols.
4812 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4813 the Layout argument.
4814 * dynobj.h (do_add_symbols): Add the Layout argument.
4815 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4817 * object.h (Object::add_symbols): Add the Layout argument.
4818 (Object::do_add_symbols): Add the Layout argument.
4819 (Sized_relobj::do_add_symbols): Add the Layout argument.
4820 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4821 Unify the two versions.
4822 (Add_plugin_symbols): Remove.
4823 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4824 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4825 (Add_plugin_symbols): Remove.
4826 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4827 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4828 (Add_symbols::run): Make it work with Pulginobj.
4830 2009-02-06 Ian Lance Taylor <iant@google.com>
4832 * object.cc (Sized_relobj::do_layout): Make info message start
4833 with lower case letter.
4835 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4837 * binary.cc: Fix file comment.
4839 * options.h (enum Incremental_disposition): Define.
4840 (class General_options): Add new options: --incremental,
4841 --incremental_changed, --incremental_unchanged,
4842 --incremental_unknown. Add incremental_disposition_ and
4843 implicit_incremental_ fields.
4844 (General_options::incremental_disposition): New function.
4845 (class Position_dependent_options): Add incremental_disposition
4847 (Position_dependent_options::copy_from_options): Set incremental
4849 * options.cc (General_options::parse_incremental_changed): New
4851 (General_options::parse_incremental_unchanged): New function.
4852 (General_options::parse_incremental_unknown): New function.
4853 (General_options::General_options): Initialize new fields
4854 incremental_disposition_ and implicit_incremental_.
4855 (General_options::finalize): Check for uasge of --incremental-*
4856 without --incremental.
4858 2009-02-06 Chris Demetriou <cgd@google.com>
4860 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4861 pointer and to report location as the file name associated with
4863 (gold_undefined_symbol_at_location): New function to replace the
4864 old gold_undefined_symbol functionality.
4865 * target-reloc.h (relocate_section): Update to use
4866 gold_undefined_symbol_at_location.
4867 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4868 Call gold_undefined_symbol function rather than gold_error.
4869 * errors.h (Errors::undefined_symbol): Take location as a
4870 string, rather than calculating it from a relocation.
4871 * errors.cc (Errors::fatal): Print "fatal error:" before the
4873 (Errors::error, Errors::error_at_location): Print "error: "
4874 before the formatted message.
4875 (Errors::undefined_symbol): Take location as a string, rather
4876 than calculating it from a relocation.
4877 (gold_undefined_symbol_at_location): New function akin to
4878 old gold_undefined_symbol, calculates location from relocation.
4879 (gold_undefined_symbol): Change to take only a Symbol pointer
4880 and to report location as the file name associated with the symbol.
4881 * testsuite/debug_msg.sh: Update for changed error messages.
4882 * testsuite/undef_symbol.sh: Likewise.
4884 2009-02-04 Duncan Sands <baldrick@free.fr>
4887 * reduced_debug_output.h
4888 (Output_reduced_debug_abbrev_section::failed): Use format for
4890 (Output_reduced_debug_info_section::faild): Likewise.
4892 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4894 * script.cc (Lazy_demangler): New class.
4895 (Version_script_info::get_symbol_version_helper): Demangle a
4898 2009-01-29 Cary Coutant <ccoutant@google.com>
4900 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4902 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4904 2009-01-28 Ian Lance Taylor <iant@google.com>
4906 * version.cc (version_string): Bump to 1.9.
4908 * gold.h: Include <cstring> and <stdint.h>.
4909 * version.cc: Include <cstdio>.
4910 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4912 * reduced_debug_output.cc (insert_into_vector): Rename from
4913 Insert_into_vector; change all callers. Use Swap_unaligned to
4914 avoid aliasing issue; remove union since it is unnecessary.
4916 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4918 * Makefile.am (CCFILES): Add gc.cc.
4920 * Makefile.in: Regenerate.
4921 * gold.cc (Gc_runner): New class.
4922 (queue_initial_tasks): Call garbage collection related tasks
4923 when corresponding options are invoked.
4924 (queue_middle_gc_tasks): New function.
4925 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4926 processed early before laying out sections during garbage collection.
4927 * gold.h (queue_middle_gc_tasks): New function.
4928 (is_prefix_of): Move from "layout.cc".
4929 * i386.cc (Target_i386::gc_process_relocs): New function.
4930 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4931 * main.cc (main): Create object of class "Garbage_collection".
4932 * object.cc (Relobj::copy_symbols_data): New function.
4933 (Relobj::is_section_name_included): New function.
4934 (Sized_relobj::do_layout): Allow this function to be called twice
4935 during garbage collection and defer layout of section during the
4937 * object.h (Relobj::get_symbols_data): New function.
4938 (Relobj::is_section_name_included): New function.
4939 (Relobj::copy_symbols_data): New function.
4940 (Relobj::set_symbols_data): New function.
4941 (Relobj::get_relocs_data): New function.
4942 (Relobj::set_relocs_data): New function.
4943 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4944 (Relobj::gc_process_relocs): New function.
4945 (Relobj::do_gc_process_relocs): New pure virtual function.
4946 (Relobj::sd_): New data member.
4947 (Sized_relobj::is_output_section_offset_invalid): New function.
4948 (Sized_relobj::do_gc_process_relocs): New function.
4949 * options.h (General_options::gc_sections): Modify to not be a no-op.
4950 (General_options::print_gc_sections): New option.
4951 * plugin.cc (Plugin_finish::run): Remove function call to
4952 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4953 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4954 * reloc.cc (Read_relocs::run): Add task to process relocs and
4955 determine unreferenced sections when doing garbage collection.
4956 (Gc_process_relocs): New class.
4957 (Sized_relobj::do_gc_process_relocs): New function.
4958 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4959 sections that are garbage collected.
4960 * reloc.h (Gc_process_relocs): New class.
4961 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4962 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4963 symbols whose corresponding sections are garbage collected.
4964 (Symbol_table::Symbol_table): Add new parameter for the garbage
4966 (Symbol_table::gc_mark_undef_symbols): New function.
4967 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4968 (Symbol_table::gc_mark_dyn_syms): New function.
4969 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4971 (Symbol_table::add_from_object): Likewise.
4972 (Symbol_table::add_from_relobj): When building shared objects, do not
4973 treat externally visible symbols as garbage.
4974 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4975 table information for static and relocatable links.
4976 * symtab.h (Symbol_table::set_gc): New function.
4977 (Symbol_table::gc): New function.
4978 (Symbol_table::gc_mark_undef_symbols): New function.
4979 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4980 (Symbol_table::gc_mark_dyn_syms): New function.
4981 (Symbol_table::gc_): New data member.
4982 * target.h (Sized_target::gc_process_relocs): New pure virtual
4984 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4985 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4987 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4989 * options.h (General_options::gc_sections): Define as a no-op for now.
4990 (General_options::no_keep_memory): Ditto.
4991 (General_options::Bshareable): Define.
4992 * options.cc (General_options::finalize): Honor -Bshareable.
4994 2009-01-20 Andreas Schwab <schwab@suse.de>
4996 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4997 read the value in the contents, since we don't use it. Use the
4998 template endianness when writing.
4999 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5001 2009-01-19 Andreas Schwab <schwab@suse.de>
5003 * configure.tgt (powerpc64-*): Fix targ_obj.
5005 2009-01-15 Ian Lance Taylor <iant@google.com>
5007 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5008 local symbols when stripping all symbols.
5010 2009-01-14 Cary Coutant <ccoutant@google.com>
5012 * output.cc (Output_reloc): Add explicit instantiations.
5014 2009-01-14 Cary Coutant <ccoutant@google.com>
5016 * archive.cc (Archive::get_elf_object_for_member): Remove call
5017 to File_read::claim_for_plugin.
5018 * descriptors.cc (Descriptors::open): Remove reference to
5020 (Descriptors::claim_for_plugin): Remove.
5021 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5022 (Descriptors::is_claimed): Remove.
5023 (claim_descriptor_for_plugin): Remove.
5024 * fileread.cc (File_read::claim_for_plugin): Remove.
5025 * fileread.h (File_read::claim_for_plugin): Remove.
5026 (File_read::descriptor): Reopen descriptor if necessary.
5027 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5028 (Plugin_manager::all_symbols_read): Add task parameter. Change
5030 (Plugin_manager::get_input_file): New function.
5031 (Plugin_manager::release_input_file): New function.
5032 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5033 corresponding data member.
5034 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5035 and pass to base constructor. Change all callers.
5036 (get_input_file, release_input_file): New functions.
5037 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5038 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5039 (Plugin_manager::all_symbols_read): Add task parameter.
5040 (Plugin_manager::get_input_file): New function.
5041 (Plugin_manager::release_input_file): New function.
5042 (Plugin_manager::task_): New data member.
5043 (Pluginobj::Pluginobj): Add filesize parameter.
5044 (Pluginobj::filename): New function.
5045 (Pluginobj::descriptor): New function.
5046 (Pluginobj::filesize): New function.
5047 (Pluginobj::filesize_): New data member.
5048 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5049 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5050 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5052 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5053 with archive libraries.
5054 * testsuite/Makefile.in: Regenerate.
5055 * testsuite/plugin_test.c (struct sym_info): New type.
5056 (get_input_file, release_input_file): New static variables.
5057 (onload): Capture new transfer vector entries.
5058 (claim_file_hook): Stop reading at end of file according to filesize.
5059 Factor out parsing of readelf output into separate function.
5060 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5061 APIs and get the source file name from the symbol table. Convert
5062 source file name to corresponding object file name. Print info
5063 message when adding new input files.
5064 (parse_readelf_line): New function.
5065 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5066 * testsuite/plugin_test_2.sh: Likewise.
5067 * testsuite/plugin_test_3.sh: Likewise.
5068 * testsuite/plugin_test_4.sh: New test case.
5070 2009-01-07 Ian Lance Taylor <iant@google.com>
5072 * version.cc (version_string): Bump to 1.8.
5074 2008-12-23 Cary Coutant <ccoutant@google.com>
5076 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5077 * plugin.cc (Plugin_manager::finish): Rename as
5078 layout_deferred_objects. Move cleanup to separate function.
5079 (Plugin_manager::cleanup): New function.
5080 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5082 * plugin.h (Plugin_manager::finish): Rename as
5083 layout_deferred_objects.
5084 (Plugin_manager::cleanup): New function.
5085 (Plugin_manager::cleanup_done): New field.
5087 2008-12-23 Cary Coutant <ccoutant@google.com>
5089 * plugin.cc (is_visible_from_outside): New function.
5090 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5091 so we don't return "IR only" status for exported symbols or -r links.
5093 * testsuite/Makefile.am (plugin_test_3): New test case.
5094 * testsuite/Makefile.in: Regenerate.
5095 * testsuite/plugin_test_3.sh: New file.
5097 2008-12-22 Cary Coutant <ccoutant@google.com>
5099 * object.cc (Sized_relobj::layout_section): New function.
5100 (Sized_relobj::do_layout): Defer layout of input sections until after
5101 plugin has provided replacement files.
5102 (Sized_relobj::do_layout_deferred_sections): New function.
5103 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5104 (Relobj::layout_deferred_sections): New function.
5105 (Relobj::do_layout_deferred_sections): New function.
5106 (Sized_relobj::do_layout_deferred_sections): New function.
5107 (Sized_relobj::layout_section): New function.
5108 (Sized_relobj::Deferred_layout): New structure.
5109 (Sized_relobj::deferred_layout_): New field.
5110 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5111 Change all callers. Layout deferred sections.
5112 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5114 (Plugin_hook::run): Move code from do_plugin_hook inline.
5115 (Plugin_hook::do_plugin_hook): Remove.
5116 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5117 (Plugin_manager::finish): Renamed, was cleanup.
5118 (Plugin_manager::should_defer_layout): New function.
5119 (Plugin_manager::add_deferred_layout_object): New function.
5120 (Plugin_manager::Deferred_layout_list): New type.
5121 (Plugin_manager::deferred_layout_objects_): New field.
5122 (Plugin_hook::do_plugin_hook): Remove.
5124 2008-12-17 Ian Lance Taylor <iant@google.com>
5126 * options.h (class General_options): Add --no case for
5129 2008-12-16 Cary Coutant <ccoutant@google.com>
5131 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5133 (Plugin_manager::claim_file): Create plugin object even if
5134 plugin did not call the add_symbols callback.
5135 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5136 asking for more symbols than were added.
5137 * testsuite/Makefile.am (plugin_test_1): Add test case with
5139 (empty.syms): New target.
5140 * testsuite/Makefile.in: Regenerate.
5141 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5142 message. Don't call add_symbols if no globals.
5143 (all_symbols_read_hook): Don't provide replacement for empty
5146 2008-12-12 Ian Lance Taylor <iant@google.com>
5148 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5149 r_type == 0 for a local symbol with r_sym == 0.
5150 (scan_relocatable_relocs): Pass r_sym to
5151 local_non_section_strategy.
5152 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5155 * configure.ac: Update test for TLS descriptors: they are
5156 supported as of glibc 2.9.
5157 * configure: Rebuild.
5159 2008-12-11 Ian Lance Taylor <iant@google.com>
5162 * target-reloc.h (Default_scan_relocatable_relocs): For each
5163 function, map r_type == 0 to RELOC_DISCARD.
5165 2008-12-10 Cary Coutant <ccoutant@google.com>
5167 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5168 object to override a kept COMDAT group from a plugin object.
5170 2008-12-09 Ian Lance Taylor <iant@google.com>
5173 * yyscript.y (file_cmd): Handle INPUT.
5175 * testsuite/initpri1.c: Change all declarations to be full
5176 prototypes by adding void, to avoid compiler warnings.
5178 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5180 * options.cc (General_options::parse_plugin_opt): New.
5181 (General_options::add_plugin): The argument now is just the filename.
5182 (General_options::add_plugin_option): New.
5183 * options.h (plugin_opt): New.
5184 (add_plugin): Change argument name.
5185 (add_plugin_option): New.
5186 * plugin.cc (Plugin::load): Don't parse the plugin option.
5187 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5188 (Plugin::add_option): New.
5189 (Plugin::args_): Change type.
5190 (Plugin::filename_): New.
5191 (Plugin_manager::add_plugin_option): New.
5192 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5193 * testsuite/Makefile.in: Regenerate.
5195 2008-12-05 Cary Coutant <ccoutant@google.com>
5197 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5198 Handle --strip-lto-sections option.
5199 * options.h (strip_lto_sections): New option.
5201 2008-12-01 Cary Coutant <ccoutant@google.com>
5203 * plugin.cc (ld_plugin_message): Change format parameter to const.
5204 Fix mismatch between new[] and delete.
5206 2008-11-14 Cary Coutant <ccoutant@google.com>
5208 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5211 2008-11-05 Craig Silverstein <csilvers@google.com>
5213 * options.cc (General_options::parse_dynamic_list): New function.
5214 * options.h (General_options): New flags dynamic_list,
5215 dynamic_list_data, dynamic_list_cpp_new, and
5216 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5217 (General_options::in_dynamic_list): New function.
5218 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5219 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5220 (Lex::can_continue_name): Likewise.
5222 (read_script_file): New parameter script_options.
5223 (read_dynamic_list): New function.
5224 (Script_options::define_dynamic_list): New function.
5225 (dynamic_list_keyword_parsecodes): New variable.
5226 (dynamic_list_keywords): New variable.
5227 * script.h (Script_options::define_dynamic_list): New function
5229 (read_dynamic_list): New function prototype.
5230 * symtab.cc (strprefix): New macro.
5231 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5232 dynamic_list_data, dynamic_list_cpp_new, and
5233 dynamic_list_cpp_typeinfo.
5234 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5235 (dynamic_list_expr): New rule.
5236 (dynamic_list_nodes): Likewise.
5237 (dynamic_list_node): Likewise.
5238 * testsuite/Makefile.am (dynamic_list): New test.
5239 * testsuite/Makefile.in: Regenerated.
5240 * testsuite/dynamic_list.t: New file.
5241 * testsuite/dynamic_list.sh: New file.
5243 2008-11-05 Craig Silverstein <csilvers@google.com>
5245 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5246 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5247 (t11_last): Likewise.
5248 * testsuite/ver_test_6.c (main): Likewise.
5250 2008-10-07 Cary Coutant <ccoutant@google.com>
5252 * options.c (General_options::finalize): Add check for -static and
5254 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5257 2008-10-02 Cary Coutant <ccoutant@google.com>
5259 * plugin.cc (make_sized_plugin_object): Fix conditional
5260 compilation to work when not all targets are enabled.
5262 2008-09-29 Cary Coutant <ccoutant@google.com>
5264 * archive.cc (Archive::get_file_and_offset): Use filename instead
5265 of name to get library path.
5266 (Archive::include_member): Unlock external member of a thin archive.
5268 * testsuite/Makefile.am (TEST_AR): New variable.
5269 (thin_archive_test_1): New test.
5270 (thin_archive_test_2): New test.
5271 * testsuite/Makefile.in: Regenerate.
5272 * testsuite/thin_archive_main.cc: New file.
5273 * testsuite/thin_archive_test_1.cc: New file.
5274 * testsuite/thin_archive_test_2.cc: New file.
5275 * testsuite/thin_archive_test_3.cc: New file.
5276 * testsuite/thin_archive_test_4.cc: New file.
5278 2008-09-29 Cary Coutant <ccoutant@google.com>
5280 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5281 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5283 (Sized_relobj::do_finalize_local_symbols): Likewise.
5284 (Sized_relobj::map_to_kept_section): Likewise.
5285 * object.h (Sized_relobj::invalid_address): New constant.
5286 (Sized_relobj::do_output_section_offset): Check for invalid_address
5288 * output.cc (Output_reloc::local_section_offset): Use constant
5289 invalid_address instead of -1U.
5290 (Output_reloc::get_address): Likewise.
5291 (Output_section::output_address): Change -1U to -1ULL.
5292 * output.h (Output_reloc::invalid_address): New constant.
5293 * reloc.cc (Sized_relobj::write_sections): Use constant
5294 invalid_address instead of -1U.
5295 (Sized_relobj::relocate_sections): Likewise.
5296 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5297 values for merge sections.
5298 * target-reloc.h (relocate_for_relocatable): Use constant
5299 invalid_address instead of -1U.
5301 2008-09-19 Cary Coutant <ccoutant@google.com>
5303 Add plugin functionality for link-time optimization (LTO).
5304 * configure.ac (plugins): Add --enable-plugins option.
5305 * configure: Regenerate.
5306 * config.in: Regenerate.
5307 * Makefile.am (LIBDL): New variable.
5308 (CCFILES): Add plugin.cc.
5309 (HFILES): Add plugin.h.
5310 (ldadd_var): Add LIBDL.
5311 * Makefile.in: Regenerate.
5313 * archive.cc: Include "plugin.h".
5314 (Archive::setup): Don't preread archive symbols when using a plugin.
5315 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5316 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5318 (Archive::include_member): Add symbols from plugin objects.
5319 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5320 * descriptors.cc (Descriptors::open): Check for file descriptors
5321 abandoned by plugins.
5322 (Descriptors::claim_for_plugin): New function.
5323 * descriptors.h (Descriptors::claim_for_plugin): New function.
5324 (Open_descriptor::is_claimed): New field.
5325 (claim_descriptor_for_plugin): New function.
5326 * fileread.cc (File_read::claim_for_plugin): New function.
5327 * fileread.h (File_read::claim_for_plugin): New function.
5328 (File_read::descriptor): New function.
5329 * gold.cc: Include "plugin.h".
5330 (queue_initial_tasks): Add task to call plugin hooks for generating
5332 * main.cc: Include "plugin.h".
5333 (main): Load plugin libraries.
5334 * object.h (Pluginobj): Declare.
5335 (Object::pluginobj): New function.
5336 (Object::do_pluginobj): New function.
5337 (Object::set_target): New function.
5338 * options.cc: Include "plugin.h".
5339 (General_options::parse_plugin): New function.
5340 (General_options::General_options): Initialize plugins_ field.
5341 (General_options::add_plugin): New function.
5342 * options.h (Plugin_manager): Declare.
5343 (General_options): Add --plugin option.
5344 (General_options::has_plugins): New function.
5345 (General_options::plugins): New function.
5346 (General_options::add_plugin): New function.
5347 (General_options::plugins_): New field.
5348 * plugin.cc: New file.
5349 * plugin.h: New file.
5350 * readsyms.cc: Include "plugin.h".
5351 (Read_symbols::do_read_symbols): Check for archive before checking
5352 for ELF file. Call plugin hooks to claim files.
5353 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5354 from a real object file; force override when processing replacement
5356 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5357 (Symbol::init_base_object): Likewise.
5358 (Symbol::init_base_output_data): Likewise.
5359 (Symbol::init_base_output_segment): Likewise.
5360 (Symbol::init_base_constant): Likewise.
5361 (Symbol::init_base_undefined): Likewise.
5362 (Symbol::output_section): Assert that object is not a plugin.
5363 (Symbol_table::add_from_pluginobj): New function.
5364 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5366 (Symbol_table::sized_write_globals): Likewise.
5367 (Symbol_table::add_from_pluginobj): Instantiate template.
5368 * symtab.h (Sized_pluginobj): Declare.
5369 (Symbol::in_real_elf): New function.
5370 (Symbol::set_in_real_elf): New function.
5371 (Symbol::in_real_elf_): New field.
5372 (Symbol_table::add_from_pluginobj): New function.
5374 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5375 (LIBDL): New variable.
5377 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5378 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5379 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5380 (MOSTLYCLEANFILES): Likewise.
5381 * testsuite/Makefile.in: Regenerate.
5382 * testsuite/plugin_test.c: New file.
5383 * testsuite/plugin_test_1.sh: New file.
5384 * testsuite/plugin_test_2.sh: New file.
5386 2008-09-16 Ian Lance Taylor <iant@google.com>
5388 * target-reloc.h (relocate_section): Check whether a symbol is
5389 defined by the ABI before reporting an undefined symbol error.
5390 * target.h (Target::is_defined_by_abi): Make parameter const.
5391 (Target::do_is_defined_by_abi): Likewise.
5392 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5393 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5394 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5395 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5396 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5397 * testsuite/Makefile.in: Rebuild.
5399 * fileread.cc (make_view): Add casts to avoid warning.
5401 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5403 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5404 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5406 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5408 * options.h (General_options::output_is_executable): New.
5409 (General_options::output_is_pie): New.
5410 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5411 for shared libraries.
5412 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5414 2008-09-11 Chris Demetriou <cgd@google.com>
5416 * options.h (origin): New -z option.
5417 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5418 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5421 2008-09-05 Cary Coutant <ccoutant@google.com>
5423 * fileread.cc (File_read::make_view): Add check for attempt to map
5426 2008-09-05 Cary Coutant <ccoutant@google.com>
5428 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5429 explicit instantiations.
5431 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5434 * options.cc (General_options::finalize): Allow undefined symbols
5435 in shlibs if linking -shared.
5438 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5439 symbols as not needing a dynsym entry.
5441 2008-08-20 Craig Silverstein <csilvers@google.com>
5443 * fileread.cc (File_read::open): Do not lock the file unless it
5444 was successfully opened.
5446 2008-08-14 Cary Coutant <ccoutant@google.com>
5448 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5449 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5450 * testsuite/tls_test.cc (struct int128): 128-bit struct
5451 for testing TLS relocs with non-zero addend.
5452 (v12): New TLS variable.
5454 (t_last): Add check for v12.
5455 * testsuite/tls_test.h (t12): New function.
5456 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5458 2008-08-13 Ian Lance Taylor <iant@google.com>
5460 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5461 set tls_segment_ or relro_segment_.
5462 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5464 * output.h (Output_section::clear_is_relro): New function.
5465 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5466 sections specially even when output_data_ is empty.
5467 (Output_segment::maximum_alignment): When first section is relro,
5468 only force alignment for PT_LOAD segments.
5469 * script.cc (script_data_segment_align): New function.
5470 (script_data_segment_relro_end): New function.
5471 * script-c.h (script_data_segment_align): Declare.
5472 (script_data_segment_relro_end): Declare.
5473 * script-sections.h (class Script_sections): Declare
5474 data_segment_align and data_segment_relro_end. Add fields
5475 segment_align_index_ and saw_relro_end_.
5476 * script-sections.cc (class Sections_element): Add set_is_relro
5477 virtual function. Add new bool* parameter to place_orphan_here.
5478 Add get_output_section virtual function.
5479 (class Output_section_definition): Add set_is_relro. Add new
5480 bool* parameter to place_orphan_here. Add get_output_section.
5481 Add is_relro_ field.
5482 (Output_section_definition::Output_section_definition): Initialize
5483 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5484 and is_relro_ fields.
5485 (Output_section_definition::place_orphan_here): Add is_relro
5487 (Output_section_definition::set_section_addresses): Set relro for
5489 (Output_section_definition::alternate_constraint): Likewise.
5490 (class Orphan_output_section): Add new bool* parameter to
5491 place_orphan_here. Add get_output_section.
5492 (Orphan_output_section::place_orphan_here): Add is_relro
5494 (Script_sections::Script_sections): Initialize
5495 data_segment_align_index_ and saw_relro_end_.
5496 (Script_sections::data_segment_align): New function.
5497 (Script_sections::data_segment_relro_end): New function.
5498 (Script_sections::place_orphan): Set or clear is_relro.
5499 (Script_sections::set_section_addresses): Force alignment of first
5501 * yyscript.y (exp): Call script_data_segment_align and
5502 script_data_segment_relro_end.
5503 * testsuite/relro_script_test.t: New file.
5504 * testsuite/relro_test.cc (using_script): Declare.
5505 (t1, t2): Test using_script.
5506 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5507 (relro_script_test_SOURCES): Define.
5508 (relro_script_test_DEPENDENCIES): Define.
5509 (relro_script_test_LDFLAGS): Define.
5510 (relro_script_test_LDADD): Define.
5511 (relro_script_test.so): New target.
5512 * testsuite/Makefile.in: Rebuild.
5514 2008-08-06 Cary Coutant <ccoutant@google.com>
5516 * archive.cc (Archive::total_archives, Archive::total_members)
5517 (Archive::total_members_loaded): New variables.
5518 (Archive::setup): Add parameter. Add option to preread
5520 (Archive::read_armap): Add counter.
5521 (Archive::get_file_and_offset): New function.
5522 (Archive::get_elf_object_for_member): New function.
5523 (Archive::read_all_symbols): New function.
5524 (Archive::read_symbols): New function.
5525 (Archive::add_symbols): Add counters.
5526 (Archive::include_all_members): Use armap to find members if it's
5528 (Archive::include_member): Skip reading symbols if already read.
5529 Factored code into Archive::get_file_and_offset and
5530 Archive::get_elf_object_for_member. Changed call to
5531 Mapfile::report_include_archive_member.
5532 (Archive::print_stats): New function.
5533 * archive.h: Declare Object and Read_symbols_data classes.
5534 (Archive::Archive): Add initializers for new members.
5535 (Archive::setup): Add parameter.
5536 (Archive::print_stats): New function.
5537 (Archive::total_archives, Archive::total_members)
5538 (Archive::total_members_loaded): New variables.
5539 (Archive::get_file_and_offset): New function.
5540 (Archive::get_elf_object_for_member): New function.
5541 (Archive::read_all_symbols): New function.
5542 (Archive::read_symbols): New function.
5543 (Archive::Archive_member): New class.
5544 (Archive::members_): New member.
5545 (Archive::num_members_): New member.
5546 * main.cc: Include archive.h.
5547 (main): Call Archive::print_stats.
5548 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5549 archive parameter; member_name is now the fully-decorated name.
5550 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5551 * options.h: (General_options): Add --preread-archive-symbols option.
5552 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5555 2008-08-04 Ian Lance Taylor <iant@google.com>
5557 * symtab.h (Symbol::use_plt_offset): New function.
5558 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5559 * powerpc.cc (Relocate::relocate): Likewise.
5560 * sparc.cc (Relocate::relocate): Likewise.
5561 * x86_64.cc (Relocate::relocate): Likewise.
5562 * testsuite/weak_plt.sh: New test.
5563 * testsuite/weak_plt_main.cc: New test.
5564 * testsuite/weak_plt_shared.cc: New test.
5565 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5566 (check_PROGRAMS): Add weak_plt.
5567 (check_DATA): Add weak_plt_shared.so.
5568 (weak_plt_main_pic.o, weak_plt): New targets.
5569 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5570 * testsuite/Makefile.in: Rebuild.
5572 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5574 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5575 * testsuite/Makefile.in: Rebuild.
5577 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5579 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5580 * Makefile.in: Regenerate.
5581 * po/POTFILES.in: Regenerate.
5583 2008-07-29 Ian Lance Taylor <iant@google.com>
5585 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5586 symbols before other symbols.
5587 * testsuite/script_test_2.cc (test_addr): Declare.
5588 (test_addr_alias): Declare.
5589 (main): Check that test_addr and test_addr_alias have the right
5591 * testsuite/script_test_2.t: Define test_addr_alias and
5594 2008-07-24 Ian Lance Taylor <iant@google.com>
5597 * descriptors.cc: New file.
5598 * descriptors.h: New file.
5599 * gold-threads.h (class Hold_optional_lock): New class.
5600 * fileread.cc: Include "descriptors.h".
5601 (File_read::~File_read): Release descriptor rather than closing
5603 (File_read::open) [file]: Call open_descriptor rather than open.
5604 Set is_descriptor_opened_.
5605 (File_read::open) [memory]: Assert that descriptor is not open.
5606 (File_read::reopen_descriptor): New function.
5607 (File_read::release): Release descriptor.
5608 (File_read::do_read): Make non-const. Reopen descriptor.
5609 (File_read::read): Make non-const.
5610 (File_read::make_view): Reopen descriptor.
5611 (File_read::do_readv): Likewise.
5612 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5613 Update declarations.
5614 * layout.cc: Include "descriptors.h".
5615 (Layout::create_build_id): Use open_descriptor rather than open.
5616 * output.cc: Include "descriptors.h".
5617 (Output_file::open): Use open_descriptor rather than open.
5618 * archive.cc (Archive::const_iterator): Change Archive to be
5620 (Archive::begin, Archive::end): Make non-const.
5621 (Archive::count_members): Likewise.
5622 * archive.h (class Archive): Update declarations.
5623 * object.h (Object::read): Make non-const.
5624 * Makefile.am (CCFILES): Add descriptors.cc.
5625 (HFILES): Add descriptors.h.
5626 * Makefile.in: Rebuild.
5629 * gold.h: Always include <clocale>. Add Solaris workarounds
5630 following code in binutils/sysdep.h.
5633 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5634 this->eh_frame_hdr_ is NULL before using it.
5636 * dynobj.cc (Versions::Versions): Update comment.
5638 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5639 the base version name.
5641 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5642 array size plus one.
5643 (Stringpool_template::set_string_offsets): Subtract one from key
5644 before using it as an array index.
5645 (Stringpool_template::get_offset_with_length): Likewise.
5646 (Stringpool_template::write_to_buffer): Likewise.
5647 * stringpool.h (Stringpool_template::get_offset_from_key):
5650 2008-07-23 Ian Lance Taylor <iant@google.com>
5653 * object.h (Merged_symbol_value::value): Do our best to handle a
5657 * script.cc (Version_script_info::get_versions): Don't add empty
5658 version tag to return value.
5659 (Version_script_info::get_symbol_version_helper): Change return
5660 type to bool. Add pversion parameter. Change all callers.
5661 (script_register_vers_node): Don't require a non-NULL tag.
5662 * script.h (class Version_script_info): Update declarations.
5663 (Version_script_info::get_symbol_version): Change return type to
5664 bool. Add version parameter. Change all callers.
5665 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5666 handling. Handle an empty version from a version script.
5667 (Symbol_table::define_special_symbol): Likewise.
5668 * testsuite/ver_test_10.script: New file.
5669 * testsuite/ver_test_10.sh: New file.
5670 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5671 (check_DATA): Add ver_test_10.syms.
5672 (ver_test_10.syms, ver_test_10.so): New target.
5673 * testsuite/Makefile.in: Rebuild.
5675 2008-07-23 Simon Baldwin <simonb@google.com>
5677 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5678 to zero for undefined symbols from dynamic libraries.
5680 2008-07-23 Ian Lance Taylor <iant@google.com>
5682 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5684 * symtab.h (class Symbol_table): Update declaration.
5685 * testsuite/ver_test_9.cc: New file.
5686 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5687 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5688 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5689 (ver_test_9.so, ver_test_9.o): New targets.
5690 * testsuite/Makefile.in: Rebuild.
5692 2008-07-22 Ian Lance Taylor <iant@google.com>
5694 * options.h (class General_options): Define --check-sections.
5695 * layout.cc (Layout::set_segment_offsets): Handle
5698 * options.h (class General_options): Define -n/--nmagic and
5700 * options.cc (General_options::finalize): For -n/--nmagic or
5701 -N/--omagic, set -static.
5702 * layout.cc (Layout::attach_allocated_section_to_segment): If
5703 -N/--omagic, don't put read-only and read-write sections in
5705 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5706 finding a read-only segment.
5707 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5708 don't set the minimum segment alignment to the common page size,
5709 and don't set the file offset to the address modulo the page size.
5710 * script-sections.cc (Script_sections::create_segments): If
5711 -n/--omagic, don't put read-only and read-write sections in
5714 * cref.cc: New file.
5716 * options.h (class General_options): Add --print-symbol-counts.
5717 * main.cc (main): Issue defined symbol report if requested.
5718 * archive.cc (Archive::interpret_header): Make into a const member
5720 (Archive::add_symbols): Call Input_objects::archive_start and
5722 (Archive::const_iterator): Define new class.
5723 (Archive::begin, Archive::end): New functions.
5724 (Archive::include_all_members): Rewrite to use iterator.
5725 (Archive::count_members): New function.
5726 * archive.h (class Archive): Update declarations.
5727 (Archive::filename): New function.
5728 * object.cc: Include "cref.h".
5729 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5730 (Sized_relobj::do_get_global_symbol_counts): New function.
5731 (Input_objects::add_object): Add object to cross-referencer.
5732 (Input_objects::archive_start): New function.
5733 (Input_objects::archive_stop): New function.
5734 (Input_objects::print_symbol_counts): New function.
5735 * object.h: Declare Cref and Archive.
5736 (Object::get_global_symbol_counts): New function.
5737 (Object::do_get_global_symbol_counts): New pure virtual function.
5738 (class Sized_relobj): Add defined_count_ field. Update
5740 (class Input_objects): Add cref_ field. Update constructor.
5741 Update declarations.
5742 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5744 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5746 (Sized_dynobj::do_get_global_symbol_counts): New function.
5747 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5748 defined_count_. Update declarations. Define Symbols typedef.
5749 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5750 parameter. Change all callers.
5751 (Symbol_table::add_from_dynobj): Add sympointers and defined
5752 parameters. Change all callers.
5753 * symtab.h (class Symbol_table): Update declarations.
5754 * Makefile.am (CCFILES): Add cref.cc.
5755 (HFILES): Add cref.h.
5756 * Makefile.in: Rebuild.
5758 2008-07-22 Simon Baldwin <simonb@google.com>
5760 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5761 to zero when writing undefined symbols.
5763 2008-07-22 Ian Lance Taylor <iant@google.com>
5765 * output.cc (Output_section::add_input_section): Don't try to
5766 merge empty merge sections.
5768 2008-07-21 Craig Silverstein <csilvers@google.com>
5770 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5771 Include symbol version in error message.
5773 2008-07-20 Chris Demetriou <cgd@google.com>
5775 * configure.ac (gold_cv_c_random_seed): New configured variable.
5776 (RANDOM_SEED_CFLAGS): New substituted variable.
5777 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5778 * configure: Rebuild.
5779 * Makefile.in: Likewise.
5780 * testsuite/Makefile.in: Likewise.
5782 2008-07-18 Ian Lance Taylor <iant@google.com>
5784 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5785 where we see NAME/NULL and NAME/VERSION as separate symbols.
5786 * testsuite/ver_test_main.cc (main): Call t4.
5787 (t4, t4_2a): Define.
5788 * testsuite/ver_test_2.cc (t4_2): Define.
5789 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5790 * testsuite/ver_test_4.cc (t4_2a): Define.
5791 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5792 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5794 2008-07-17 Ian Lance Taylor <iant@google.com>
5796 * dynobj.cc (Versions::add_def): If we give an error about a
5797 missing version, go ahead and create the version anyhow.
5799 2008-07-10 Ian Lance Taylor <iant@google.com>
5801 Handle output sections with more than 0x7fffffff bytes.
5802 * object.h (class Relobj): Change map_to_output_ to
5803 output_sections_, and just keep a section pointer. Change all
5804 uses. Move comdat group support to Sized_relobj.
5805 (Relobj::is_section_specially_mapped): Remove.
5806 (Relobj::output_section): Remove poff parameter. Change all
5808 (Relobj::output_section_offset): New function.
5809 (Relobj::set_section_offset): Rewrite.
5810 (Relobj::map_to_output): Remove.
5811 (Relobj::output_sections): New function.
5812 (Relobj::do_output_section_offset): New pure virtual function.
5813 (Relobj::do_set_section_offset): Likewise.
5814 (class Sized_relobj): Add section_offsets_ field. Add comdat
5815 group support from Relobj. Update declarations.
5816 (Sized_relobj::get_output_section_offset): New function.
5817 (Sized_relobj::do_output_section_offset): New function.
5818 (Sized_relobj::do_set_section_offset): New function.
5819 * object.cc (Relobj::output_section_address): Remove.
5820 (Sized_relobj::Sized_relobj): Initialize new fields.
5821 (Sized_relobj::include_section_group): Cast find_kept_object to
5823 (Sized_relobj::include_linkonce_section): Likewise.
5824 (Sized_relobj::do_layout): Use separate arrays for output section
5826 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5828 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5829 output_sections and section_offsets.
5830 (Sized_relobj::write_local_symbols): Likewise.
5831 (map_to_kept_section): Compute output address directly.
5832 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5833 output_sections and section_offsets.
5834 (Sized_relobj::write_sections): Likewise.
5835 (Sized_relobj::relocate_sections): Likewise.
5836 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5837 * output.h (class Output_reloc): Update declarations. Change
5838 u2_.relobj to Sized_relobj*.
5839 (class Output_data_reloc): Change add functions to use
5841 * output.cc (Output_reloc::Output_reloc): Change relobj to
5843 (Output_reloc::local_section_offset): Change return type to
5844 Elf_Addr. Use get_output_section_offset.
5845 (Output_reloc::get_address): Likewise.
5846 (Output_section::is_input_address_mapped): Don't call
5847 is_section_specially_mapped.
5848 (Output_section::output_offset): Likewise.
5849 (Output_section::output_address): Likewise.
5850 (Output_section::starting_output_address): Likewise.
5851 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5852 parameter to Sized_relobj*.
5853 (Copy_relocs::need_copy_reloc): Likewise.
5854 (Copy_relocs::save): Likewise.
5855 * copy-relocs.h (class Copy_relocs): Update declarations.
5856 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5857 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5858 * target-reloc.h (relocate_for_relocatable): Change
5859 offset_in_output_section type to Elf_Addr. Change code that uses
5861 * layout.cc (Layout::layout): Always set *off.
5862 * mapfile.cc (Mapfile::print_input_section): Use
5863 output_section_offset.
5864 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5866 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5867 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5868 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5870 2008-07-03 Ian Lance Taylor <iant@google.com>
5872 * layout.cc (Layout::include_section): Do not discard unrecognized
5873 SHT_STRTAB sections.
5875 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5877 * script.cc (Lex::can_continue_name): Make '?' allowable in
5878 version-script names.
5879 * testsuite/version_script.map: Change glob pattern to use '?'
5881 2008-06-30 Manish Singh <yosh@gimp.org>
5884 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5887 2008-06-30 Ian Lance Taylor <iant@google.com>
5891 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5892 versions]: Don't try to read the value in the contents, since we
5893 don't use it. Use the template endianness when writing.
5895 2008-06-25 Cary Coutant <ccoutant@google.com>
5897 * fileread.cc (File_read::make_view): Assert on zero-length view.
5898 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5899 symbol table when there are no symbols to read.
5901 2008-06-23 Craig Silverstein <csilvers@google.com>
5903 * version.cc (version_string): Bump to 1.7
5905 2008-06-18 Craig Silverstein <csilvers@google.com>
5907 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5908 constant 0xFFFF to type Valtype.
5909 (Powerpc_relocate_functions::rel16_ha): Likewise.
5911 2008-06-17 Ian Lance Taylor <iant@google.com>
5913 * output.h (Output_section::Input_section): Initialize p2align_ to
5914 zero for Output_section_data constructors.
5915 (Output_section::Input_section::addralign): If not an input
5916 section, return the alignment of the Output_section_data.
5917 * testsuite/copy_test.cc: New file.
5918 * testsuite/copy_test_1.cc: New file.
5919 * testsuite/copy_test_2.cc: New file.
5920 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5921 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5922 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5923 (copy_test_1_pic.o, copy_test_1.so): New targets.
5924 (copy_test_2_pic.o, copy_test_2.so): New targets.
5925 * testsuite/Makefile.in: Rebuild.
5927 * script-sections.cc (Script_sections::place_orphan): Initialize
5928 local variable exact.
5930 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5932 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5934 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5935 David S. Miller <davem@davemloft.net>
5937 * powerpc.cc: New file.
5938 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5939 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5940 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5941 * Makefile.in: Rebuild.
5943 2008-06-09 Ian Lance Taylor <iant@google.com>
5945 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5947 (throwing, orig_terminate): New static variables.
5948 (terminate_handler): New static function.
5949 (t2): Set terminate handler.
5951 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5954 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5957 2008-05-30 Cary Coutant <ccoutant@google.com>
5959 * archive.cc (Archive::include_all_members) Correct to step
5960 over symbol table and extended name table in thin archives.
5962 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5965 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5968 2008-05-28 Caleb Howe <cshowe@google.com>
5970 * reduced_debug_output.cc: New file.
5971 * reduced_debug_output.h: New file.
5972 * options.h (class General_options): Add --strip-debug-non-line.
5973 * options.cc (General_options::finalize): Add strip_debug_non_line
5974 to the strip heirarchy.
5975 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5977 * layout.cc: Include "reduced_debug_output.h".
5978 (Layout::Layout): Initialize new fields.
5979 (line_only_debug_sections): New static array.
5980 (is_lines_only_debug_sections): New static inline function.
5981 (Layout::include_section): Handle --strip-debug-non-line.
5982 (Layout::make_output_section): If --strip-debug-non-line, build
5983 new output sections for .debug_abbrev and .debug_info.
5984 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5985 gold. Warn about possible overflow.
5986 (read_signed_LEB_128): Likewise.
5987 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5988 (read_signed_LEB_128): Declare.
5989 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5990 (HFILES): Add reduced_debug_output.h.
5991 * Makefile.in: Rebuild.
5993 2008-05-21 Ian Lance Taylor <iant@google.com>
5995 * mapfile.cc: New file.
5996 * mapfile.h: New file.
5997 * options.h (class General_options): Add -M/--print-map and -Map.
5998 * options.cc (General_options::finalize): Make -M equivalent to
6000 * main.cc: Include <cstdio> and "mapfile.h".
6001 (main): Open mapfile if requested.
6002 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6003 constructor. Change caller.
6004 (queue_initial_tasks): Add mapfile parameter. Change caller.
6005 (queue_middle_tasks): Likewise.
6006 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6008 * archive.cc: Include "mapfile.h".
6009 (Archive::add_symbols): Add mapfile parameter. Change all
6010 callers. Pass mapfile, symbol, and reason to include_member.
6011 (Archive::include_all_members): Add mapfile parameter. Change all
6013 (Archive::include_member): Add mapfile, sym, and why parameters.
6014 Change all callers. Report inclusion to map file.
6015 * archive.h: Include "fileread.h".
6016 (class Archive): Update declarations.
6017 (Archive::file): New const method.
6018 (class Add_archive_symbols): Add mapfile_ field. Update
6019 constructor. Change all callers.
6020 * readsyms.h (class Read_symbols): Likewise.
6021 (class Finish_group): Likewise.
6022 (class Read_script): Likewise.
6023 * common.cc: Include "mapfile.h".
6024 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6026 (Symbol_table::do_allocate_commons): Likewise.
6027 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6028 symbol allocation to mapfile.
6029 * common.h (class Allocate_commons_task): Add mapfile_ field.
6030 Update constructor. Change all callers.
6031 * symtab.h (class Symbol_table): Update declarations.
6032 * layout.cc: Include "mapfile.h".
6033 (Layout_task_runner::run): Print information to mapfile.
6034 (Layout::create_gold_note): Change Output_data_fixed_space to
6035 Output_data_zero_fill.
6036 (Layout::create_build_id): Likewise.
6037 (Layout::print_to_mapfile): New function.
6038 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6039 constructor. Change caller.
6040 (class Layout): Declare print_to_mapfile.
6041 * output.cc (Output_section::Input_section::print_to_mapfile): New
6043 (Output_section::add_input_section): If producing a map, always
6044 add to input_sections_ list.
6045 (Output_section::do_print_to_mapfile): New function.
6046 (Output_segment::print_sections_to_mapfile): New function.
6047 (Output_segment::print_section_list_to_mapfile): New function.
6048 * output.h: Include "mapfile.h".
6049 (Output_data::print_to_mapfile): New function.
6050 (Output_data::do_print_to_mapfile): New virtual function.
6051 (Output_segment_headers::do_print_to_mapfile): New function.
6052 (Output_file_header::do_print_to_mapfile): New function.
6053 (Output_data_const::do_print_to_mapfile): New function.
6054 (class Output_data_const_buffer): Add map_name_ field. Update
6055 constructor. Change all callers. Add do_print_to_mapfile
6057 (class Output_data_fixed_space): Likewise.
6058 (class Output_data_space): Likewise.
6059 (class Output_data_zero_fill): New class.
6060 (Output_data_strtab::do_print_to_mapfile): New function.
6061 (Output_data_reloc_base::do_print_to_mapfile): New function.
6062 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6063 (Output_data_group::do_print_to_mapfile): New function.
6064 (Output_data_got::do_print_to_mapfile): New function.
6065 (Output_data_dynamic::do_print_to_mapfile): New function.
6066 (Output_symtab_xindex::do_print_to_mapfile): New function.
6067 (class Output_section): Declare do_print_to_mapflie. Declare
6068 print_to_mapfile in Input_section.
6069 (class Output_segment): Declare new functions.
6070 * object.h (Sized_relobj::symbol_count): New function.
6071 * script-sections.cc
6072 (Output_section_element_dot_assignment::set_section_addresses):
6073 Change Output_data_fixed_space to Output_data_zero_fill.
6074 (Output_data_expression::do_print_to_mapfile): New function.
6075 * script.cc (read_input_script): Add mapfile parameter. Change
6077 * script.h (read_input_script): Update declaration.
6078 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6079 (Eh_frame::do_print_to_mapfile): New function.
6080 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6081 (Output_merge_string::do_print_to_mapfile): New function.
6082 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6084 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6086 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6088 * Makefile.am (CCFILES): Add mapfile.cc.
6089 (HFILES): Add mapfile.h.
6090 * Makefile.in: Rebuild.
6092 2008-05-19 Ian Lance Taylor <iant@google.com>
6094 * options.h (class General_options): Add -z relro.
6095 * layout.cc (Layout::Layout): Initialize relro_segment_.
6096 (Layout::add_output_section_data): Return the output section.
6097 (Layout::make_output_section): Rcognize relro sections and mark
6099 (Layout::attach_allocated_section_to_segment): Put relro sections
6100 in a PT_GNU_RELRO segment.
6101 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6103 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6105 (Layout::linkonce_mapping): Map d.rel.ro.local to
6107 (Layout::output_section_name): Us .data.rel.ro.local for any
6108 section which begins with that.
6109 * layout.h (class Layout): Update add_output_section_data
6110 declaration. Add relro_segment_ field.
6111 * output.cc (Output_section::Output_section): Initialize is_relro_
6112 and is_relro_local_ fields.
6113 (Output_segment::add_output_section): Group relro sections.
6114 (Output_segment::is_first_section_relro): New function.
6115 (Output_segment::maximum_alignment): If there is a relro section,
6116 align the segment to the common page size.
6117 (Output_segment::set_section_addresses): Track whether we are
6118 looking at relro sections. If the last section is a relro
6119 section, align to the common page size.
6120 (Output_segment::set_section_list_addresses): Add in_relro
6121 parameter. Change all callers. Align to the page size when
6122 moving from relro to non-relro section.
6123 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6125 * output.h (class Output_section): Add is_relro_ and
6126 is_relro_local_ fields.
6127 (Output_section::is_relro): New function.
6128 (Output_section::set_is_relro): New function.
6129 (Output_section::is_relro_local): New function.
6130 (Output_section::set_is_relro_local): New function.
6131 (class Output_segment): Update declarations.
6132 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6133 * sparc.cc (Target_sparc::got_section): Likewise.
6134 * x86_64.cc (Target_x86_64::got_section): Likewise.
6135 * testsuite/relro_test_main.cc: New file.
6136 * testsuite/relro_test.cc: New file.
6137 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6138 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6139 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6140 (relro_test.so, relro_test_pic.o): New targets.
6141 * testsuite/Makefile.in: Rebuild.
6143 2008-05-16 Ian Lance Taylor <iant@google.com>
6145 * output.cc (Output_segment::add_output_section): Remove front
6147 * output.h (class Output_segment): Remove
6148 add_initial_output_section and overloaded add_output_section.
6149 Update declaration of remaining add_output_section.
6150 * layout.cc (Layout::create_interp): Call add_output_section
6151 rather than add_initial_output_section.
6152 (Layout::finish_dynamic_section): Likewise.
6154 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6155 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6156 know the dynamic type.
6157 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6158 field. Initialize it in constructor.
6159 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6160 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6161 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6164 * output.cc (Output_reloc::get_address): Change return type to
6166 * output.h (class Output_reloc): Update get_address declaration.
6167 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6168 for section addresses.
6170 2008-05-09 Ian Lance Taylor <iant@google.com>
6173 * gold.cc (gold_nomem): Use return value of write.
6175 2008-05-08 Ian Lance Taylor <iant@google.com>
6177 * symtab.c (Symbol::init_base_output_data): Add version
6178 parameter. Change all callers.
6179 (Symbol::init_base_output_segment): Likewise.
6180 (Symbol::init_base_constant): Likewise.
6181 (Symbol::init_base_undefined): Likewise.
6182 (Sized_symbol::init_output_data): Likewise.
6183 (Sized_symbol::init_output_segment): Likewise.
6184 (Sized_symbol::init_constant): Likewise.
6185 (Sized_symbol::init_undefined): Likewise.
6186 (Symbol_table::do_define_in_output_data): If the new symbol has a
6187 version, mark it as the default.
6188 (Symbol_table::do_define_in_output_segment): Likewise.
6189 (Symbol_table::do_define_as_constant): Likewise.
6190 * symtab.h (class Symbol): Update declarations.
6191 (class Sized_symbol): Likewise.
6192 * resolve.cc (Symbol::override_version): New function.
6193 (Symbol::override_base): Call override_version.
6194 (Symbol::override_base_with_special): Likewise.
6195 * testsuite/ver_script_8.script: New file.
6196 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6197 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6198 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6199 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6201 2008-05-06 Ian Lance Taylor <iant@google.com>
6204 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6206 (class General_options): Remove existing --undefined, and add
6207 --no-undefined instead. Add new --undefined as synonym for -u.
6208 * archive.cc (Archive::add_symbols): Check whether symbol was
6210 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6211 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6212 all uses. Add IS_UNDEFINED. Update declarations to split
6213 different versions of init_base. Declare init_base_undefined.
6214 (Symbol::is_defined): Handle IS_UNDEFINED.
6215 (Symbol::is_undefined): Likewise.
6216 (Symbol::is_weak_undefined): Call is_undefined.
6217 (Symbol::is_absolute): Handle IS_CONSTANT.
6218 (class Sized_symbol): Update declarations to split different
6219 versions of init. Declare init_undefined.
6220 (class Symbol_table): Declare new functions.
6221 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6223 (Symbol::init_base_output_data): Likewise.
6224 (Symbol::init_base_output_segment): Likewise.
6225 (Symbol::init_base_constant): Likewise.
6226 (Symbol::init_base_undefined): New function.
6227 (Sized_symbol::init_object): Rename from init. Change all
6229 (Sized_symbol::init_output_data): Likewise.
6230 (Sized_symbol::init_output_segment): Likewise.
6231 (Sized_symbol::init_constant): Likewise.
6232 (Sized_symbol::init_undefined): New function.
6233 (Symbol_table::add_undefined_symbols_from_command_line): New
6235 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6237 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6238 (Symbol::output_section): Likewise.
6239 (Symbol::set_output_section): Likewise.
6240 (Symbol_table::sized_finalize_symbol): Likewise.
6241 (Symbol_table::sized_write_globals): Likewise.
6242 * resolve.cc (Symbol_table::should_override): Likewise.
6243 (Symbol::override_base_with_special): Likewise.
6245 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6246 symbol, change it to have default visibility.
6247 * testsuite/protected_1.cc: New file.
6248 * testsuite/protected_2.cc: New file.
6249 * testsuite/protected_3.cc: New file.
6250 * testsuite/protected_main_1.cc: New file.
6251 * testsuite/protected_main_2.cc: New file.
6252 * testsuite/protected_main_3.cc: New file.
6253 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6254 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6255 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6256 (protected_1.so): New target.
6257 (protected_1_pic.o, protected_2_pic.o): New targets.
6258 (protected_3_pic.o): New target.
6259 (check_PROGRAMS): Add protected_2.
6260 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6261 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6262 * testsuite/Makefile.in: Rebuild.
6264 * options.h (DEFINE_var): Add set_user_set_##varname__.
6265 (DEFINE_bool_alias): New macro.
6266 (class General_options): Define -Bstatic using DEFINE_bool_alias
6267 rather than DEFINE_special. Add --undefined as an alias for -z
6269 * options.cc (General_options::parse_Bstatic): Remove.
6271 * options.h (class General_options): Add --fatal-warnings.
6272 * main.cc (main): Implement --fatal-warnings.
6273 * errors.h (Errors::warning_count): New function.
6275 * options.h (class General_options): Add -Bsymbolic-functions.
6276 * symtab.h (Symbol::is_preemptible): Check for
6277 -Bsymbolic-functions.
6279 2008-05-05 Ian Lance Taylor <iant@google.com>
6281 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6282 as noVARNAME rather than no-VARNAME.
6283 (class General_options): Add option -z combreloc.
6284 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6286 (Output_reloc::sort_before) [SHT_REL]: New function.
6287 (Output_reloc::sort_before) [SHT_RELA]: New function.
6288 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6289 Sort_relocs_comparison.
6290 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6291 parameter. Change all callers.
6292 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6293 sort_relocs parameter. Change all callers.
6294 * output.cc (Output_reloc::get_address): New function, broken out
6296 (Output_reloc::write_rel): Call it.
6297 (Output_reloc::compare): New function.
6298 (Output_data_reloc_base::do_write): Optionally sort relocs.
6300 * configure.ac: If targ_extra_obj is set, link it in.
6301 * configure.tgt: Initialize all variables.
6302 (x86_64*): Set targ_extra_obj and targ_extra_size.
6303 * configure: Rebuild.
6305 * object.cc (Sized_relobj::include_section_group): Adjust section
6306 indexes read from group data. Build vector to pass to
6308 * layout.cc (Layout::layout_group): Add flags and shndxes
6309 parameters. Remove contents parameter. Change caller. Update
6310 explicit instantiations.
6311 * layout.h (class Layout): Update layout_group declaration.
6312 * output.cc (Output_data_group::Output_data_group): Add flags and
6313 input_shndxes parameters. Remove contents parameter. Change
6315 (Output_data_group::do_write): Change input_sections_ to
6317 * output.h (class Output_data_group): Update constructor
6318 declaration. Rename input_sections_ to input_shndxes_.
6319 * testsuite/many_sections_test.cc: Add template.
6321 2008-04-30 Cary Coutant <ccoutant@google.com>
6323 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6325 * layout.cc (Layout::include_section): Refactored check for debug
6327 (Layout::add_comdat): Add new parameters. Change type
6328 of signature parameter. Add object and shndx to signatures table.
6329 (Layout::find_kept_object): New function.
6330 * layout.h: Include <cstring>.
6331 (Layout::is_debug_info_section): New function.
6332 (Layout::add_comdat): Add new parameters.
6333 (Layout::find_kept_object): New function.
6334 (Layout::Kept_section): New struct.
6335 (Layout::Signatures): Change type of map range.
6336 * object.cc (Relobj::output_section_address): New function.
6337 (Sized_relobj::include_section_group): Add new parameters. Change
6338 calls to Layout::add_comdat. Change to build table of kept comdat
6339 groups and table mapping discarded sections to kept sections.
6340 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6341 (Sized_relobj::do_layout): Change calls to include_section_group and
6342 include_linkonce_section.
6343 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6344 value to zero when section is discarded.
6345 (Sized_relobj::map_to_kept_section): New function.
6346 * object.h (Relobj::output_section_address): New function.
6347 (Relobj::Comdat_group): New type.
6348 (Relobj::find_comdat_group): New function.
6349 (Relobj::Comdat_group_table): New type.
6350 (Relobj::Kept_comdat_section): New type.
6351 (Relobj::Kept_comdat_section_table): New type.
6352 (Relobj::add_comdat_group): New function.
6353 (Relobj::set_kept_comdat_section): New function.
6354 (Relobj::get_kept_comdat_section): New function.
6355 (Relobj::comdat_groups_): New field.
6356 (Relobj::kept_comdat_sections_): New field.
6357 (Symbol_value::input_value): Update comment.
6358 (Sized_relobj::map_to_kept_section) New function.
6359 (Sized_relobj::include_linkonce_section): Add new parameter.
6360 * target-reloc.h (Comdat_behavior): New type.
6361 (get_comdat_behavior): New function.
6362 (relocate_section): Add code to map a discarded section to the
6363 corresponding kept section when applying a relocation.
6365 2008-04-30 Craig Silverstein <csilvers@google.com>
6367 * dwarf_reader.cc (next_generation_count): New static var.
6368 (Addr2line_cache_entry): New struct.
6369 (addr2line_cache): New static var.
6370 (Dwarf_line_info::one_addr2line): Added caching.
6371 (Dwarf_line_info::clear_addr2line_cache): New function.
6372 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6373 cache-size parameter.
6374 (Dwarf_line_info::one_addr2line_cache): New function.
6375 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6376 new cache-size argument to one_addr2line(), and clear cache.
6378 2008-04-28 Cary Coutant <ccoutant@google.com>
6380 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6381 R_386_PC8 relocations.
6383 2008-04-23 Ian Lance Taylor <iant@google.com>
6385 * object.cc (Sized_relobj::include_section_group): Check for
6386 invalid section group.
6388 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6391 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6392 than read for file header.
6393 * archive.cc (Archive::include_member): Likewise.
6395 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6397 * aclocal.m4: Regenerate.
6398 * configure: Regenerate.
6400 2008-04-19 Ian Lance Taylor <iant@google.com>
6402 * version.cc (version_string): Bump to 1.6.
6404 * testsuite/Makefile.am (many_sections_r_test): New target.
6405 (many_sections_r_test_SOURCES): Remove.
6406 (many_sections_r_test_DEPENDENCIES): Remove.
6407 (many_sections_r_test_LDFLAGS): Remove.
6408 (many_sections_r_test_LDADD): Remove.
6410 * object.cc (Sized_relobj::do_add_symbols): Always pass
6411 local_symbol_count_ to add_from_relobj.
6413 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6414 every thousand variables.
6415 * testsuite/Makefile.in: Rebuild.
6417 * object.cc (Xindex::initialize_symtab_xindex): New function.
6418 (Xindex::read_symtab_xindex): New function.
6419 (Xindex::sym_xindex_to_shndx): New function.
6420 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6422 (Sized_relobj::do_initialize_xindex): New function.
6423 (Sized_relobj::do_read_symbols): Adjust section links.
6424 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6425 parameter. Change all callers.
6426 (Sized_relobj::include_section_group): Adjust section links and
6427 symbol section indexes.
6428 (Sized_relobj::do_layout): Adjust section links.
6429 (Sized_relobj::do_count_local_symbols): Adjust section links and
6430 symbol section indexes.
6431 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6432 ordinary and special symbols.
6433 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6434 dynsym_xindex parameters. Change all callers. Adjust section
6435 links. Use SHN_XINDEX when needed.
6436 (Sized_relobj::get_symbol_location_info): Adjust section links.
6437 Don't get fooled by special symbols.
6438 * object.h (class Xindex): Define.
6439 (class Object): Add xindex_ parameter. Declare virtual functoin
6440 do_initialize_xindex.
6441 (Object::adjust_sym_shndx): New function.
6442 (Object::set_xindex): New protected function.
6443 (class Symbol_value): Add is_ordinary_shndx_ field.
6444 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6445 (Symbol_value::value): Assert ordinary section.
6446 (Symbol_value::initialize_input_to_output_map): Likewise.
6447 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6449 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6451 (class Sized_relobj): Update declarations.
6452 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6453 parameter. Change all callers.
6454 (Sized_relobj::adjust_shndx): New function.
6455 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6457 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6458 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6459 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6460 (Sized_dynobj::read_dynsym_section): Adjust section links.
6461 (Sized_dynobj::read_dynamic): Likewise.
6462 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6464 (Sized_dynobj::do_initialize_xindex): New function.
6465 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6466 do_initialize_xindex.
6467 (Sized_dynobj::adjust_shndx): New function.
6468 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6469 dynsym_xindex_ fields.
6470 (Layout::finalize): Add a call to set_section_indexes before
6471 creating the symtab sections.
6472 (Layout::set_section_indexes): Don't do anything if the section
6473 already has a section index.
6474 (Layout::create_symtab_sections): Add shnum parameter. Change
6475 caller. Create .symtab_shndx section if needed.
6476 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6478 (Layout::allocated_output_section_count): New function.
6479 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6481 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6482 fields. Update declarations.
6483 (Layout::symtab_xindex): New function.
6484 (Layout::dynsym_xindex): New function.
6485 (class Write_symbols_task): Add layout_ field.
6486 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6488 * output.cc (Output_section_headers::Output_section_headers): Add
6489 shstrtab_section parameter. Change all callers.
6490 (Output_section_headers::do_sized_write): Store overflow values
6491 for section count and section string table section index in
6492 section header zero.
6493 (Output_file_header::do_sized_write): Check for overflow of
6494 section count and section string table section index.
6495 (Output_symtab_xindex::do_write): New function.
6496 (Output_symtab_xindex::endian_do_write): New function.
6497 * output.h (class Output_section_headers): Add shstrtab_section_.
6498 Update declarations.
6499 (class Output_symtab_xindex): Define.
6500 (Output_section::has_out_shndx): New function.
6501 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6503 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6505 (Sized_symbol::init): Likewise.
6506 (Symbol::output_section): Check for ordinary symbol.
6507 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6508 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6510 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6511 Change all callers. Simplify handling of symbols from sections
6512 not included in the link.
6513 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6515 (Weak_alias_sorter::operator()): Assert that symbols are
6517 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6519 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6520 parameters. Change all callers.
6521 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6522 symbol distinction. Use SHN_XINDEX when needed.
6523 (Symbol_table::write_section_symbol): Add symtab_xindex
6524 parameter. Change all callers.
6525 (Symbol_table::sized_write_section_symbol): Likewise. Use
6526 SHN_XINDEX when needed.
6527 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6529 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6530 (Symbol::is_defined): Check is_ordinary.
6531 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6532 (Symbol::is_absolute, Symbol::is_common): Likewise.
6533 (class Sized_symbol): Update declarations.
6534 (class Symbol_table): Update declarations.
6535 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6536 parameters. Change all callers.
6537 (Sized_symbol::override): Likewise.
6538 (Symbol_table::override): Likewise.
6539 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6540 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6541 is_ordinary, and orig_st_shndx parameters. Change all callers.
6542 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6543 to be in an ordinary section.
6544 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6545 object and is_ordinary parameters. Change all callers.
6546 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6547 Change all callers. Don't add undefined or non-ordinary symbols
6549 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6551 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6553 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6554 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6555 (Sized_relobj::relocate_sections): Likewise.
6556 * target-reloc.h (scan_relocs): Adjust section symbol index.
6557 (scan_relocatable_relocs): Likewise.
6558 * i386.cc (Scan::local): Check for ordinary symbols.
6559 * sparc.cc (Scan::local): Likewise.
6560 * x86_64.cc (Scan::local): Likewise.
6561 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6562 to symbol_section_and_value.
6563 * testsuite/many_sections_test.cc: New file.
6564 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6565 (check_PROGRAMS): Add many_sections_test.
6566 (many_sections_test_SOURCES): Define.
6567 (many_sections_test_DEPENDENCIES): Define.
6568 (many_sections_test_LDFLAGS): Define.
6569 (BUILT_SOURCES): Add many_sections_define.h.
6570 (many_sections_define.h): New target.
6571 (BUILT_SOURCES): Add many_sections_check.h.
6572 (many_sections_check.h): New target.
6573 (check_PROGRAMS): Add many_sections_r_test.
6574 (many_sections_r_test_SOURCES): Define.
6575 (many_sections_r_test_DEPENDENCIES): Define.
6576 (many_sections_r_test_LDFLAGS): Define.
6577 (many_sections_r_test_LDADD): Define.
6578 (many_sections_r_test.o): New target.
6579 * testsuite/Makefile.in: Rebuild.
6581 2008-04-17 Cary Coutant <ccoutant@google.com>
6583 * errors.cc (Errors::info): New function.
6584 (gold_info): New function.
6585 * errors.h (Errors::info): New function.
6586 * gold.h (gold_info): New function.
6587 * object.cc (Input_objects::add_object): Print trace output.
6588 * options.cc (options::parse_set): New function.
6589 (General_options::parse_wrap): Deleted.
6590 (General_options::General_options): Deleted initializer.
6591 * options.h (options::String_set): New typedef.
6592 (options::parse_set): New function.
6593 (DEFINE_set): New macro.
6594 (General_options::wrap): Changed to use DEFINE_set. Changed
6595 callers of any_wrap_symbols and is_wrap_symbol.
6596 (General_options::trace, General_options::trace_symbol):
6598 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6599 (General_options::wrap_symbols_): Deleted.
6600 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6602 2008-04-17 David S. Miller <davem@davemloft.net>
6604 * options.cc (General_options::parse_V): New function.
6605 * options.h: Add entries for -V and -Qy.
6607 2008-04-17 Ian Lance Taylor <iant@google.com>
6609 * common.cc (Symbol_table::allocate_commons): Remove options
6610 parameter. Change caller.
6611 (Symbol_table::do_allocate_commons): Remove options parameter.
6612 Change caller. Just call do_allocate_commons_list twice.
6613 (Symbol_table::do_allocate_commons_list): New function, broken out
6614 of do_allocate_commons.
6615 * common.h (class Allocate_commons_task): Remove options_ field.
6617 * symtab.cc (Symbol_table::Symbol_table): Initialize
6619 (Symbol_table::add_from_object): Put TLS common symbols on
6621 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6622 which are IN_OUTPUT_DATA.
6623 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6624 allocate_commons and do_allocate_commons declarations. Declare
6625 do_allocate_commons_list.
6626 * gold.cc (queue_middle_tasks): Update creation of
6627 Allocate_commons_task to not pass options.
6628 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6629 (TLS_TEST_C_FLAGS): New variable.
6630 (tls_test_c_pic.o): New target.
6631 (tls_test_shared.so): Link in tls_test_c_pic.o.
6632 (tls_test_c_pic_ie.o): New target.
6633 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6634 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6635 (tls_test_c.o): New target.
6636 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6637 (tls_pic_test_LDADD): Likewise.
6638 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6639 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6640 (tls_test_c_gnu2.o): New target.
6641 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6643 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6644 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6645 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6646 * testsuite/tls_test.cc: Include "config.h".
6647 (t_last): Call t11_last.
6648 * testsuite/tls_test.h (t11, t11_last): Declare.
6649 * testsuite/tls_test_c.c: New file.
6650 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6651 * configure.ac: Check for OpenMP support.
6652 * configure, config.in, Makefile.in: Rebuild.
6653 * testsuite/Makefile.in: Rebuild.
6655 2008-04-16 Cary Coutant <ccoutant@google.com>
6657 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6658 (Target_i386::tls_base_symbol_defined_): New field.
6659 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6660 (Target_i386::Scan::global): Likewise.
6661 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6662 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6663 (Target_x86_64::tls_base_symbol_defined_): New field.
6664 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6665 (Target_x86_64::Scan::global): Likewise.
6667 2008-04-16 Cary Coutant <ccoutant@google.com>
6669 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6670 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6671 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6672 building shared libraries.
6673 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6674 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6675 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6676 * testsuite/Makefile.in: Rebuild.
6677 * testsuite/weak_undef.h: New file.
6678 * testsuite/weak_undef_file1.cc: Add extra test cases.
6679 * testsuite/weak_undef_file2.cc: Likewise.
6680 * testsuite/weak_undef_test.cc: Likewise.
6682 2008-04-16 David S. Miller <davem@davemloft.net>
6684 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6685 Add issued_non_pic_error_ field. Declare check_non_pic.
6686 (Target_sparc::Scan::check_non_pic): New function.
6687 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6688 (Target_sparc::Scan::global): Likewise.
6690 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6691 * configure: Rebuild.
6693 * options.h (DEFINE_enable): New macro.
6694 (new_dtags): New enable option.
6695 (initfirst, interpose, loadfltr, nodefaultlib,
6696 nodelete, nodlopen, nodump): New -z options.
6697 * layout.cc (Layout:finish_dynamic_section): If new
6698 dtags enabled, emit DT_RUNPATH. Also, emit a
6699 DT_FLAGS_1 containing any specified -z flags.
6701 2008-04-16 Ian Lance Taylor <iant@google.com>
6703 * copy-relocs.cc: New file.
6704 * copy-relocs.h: New file.
6705 * reloc.cc: Remove Copy_relocs code.
6706 * reloc.h: Likewise.
6707 * reloc-types.h (struct Reloc_types) [both versions]: Add
6708 get_reloc_addend_noerror.
6709 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6710 variants of add_global which take an addend which must be zero.
6711 * i386.cc: Include "copy-relocs.h".
6712 (class Target_i386): Change type of copy_relocs_ to variable,
6714 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6716 (Target_i386::do_finalize_sections): Change handling of
6718 * sparc.cc: Include "copy-relocs.h".
6719 (class Target_sparc): Change type of copy_relocs_ to variable,
6721 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6723 (Target_sparc::do_finalize_sections): Change handling of
6725 * x86_64.cc: Include "copy-relocs.h".
6726 (class Target_x86_64): Change type of copy_relocs_ to variable,
6728 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6729 class. Change all callers.
6730 (Target_x86_64::do_finalize_sections): Change handling of
6732 * Makefile.am (CCFILES): Add copy-relocs.cc.
6733 (HFILES): Add copy-relocs.h.
6735 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6737 * testsuite/script_test_4.sh: Permit leading zeroes.
6739 2008-04-15 Ian Lance Taylor <iant@google.com>
6741 * script-sections.cc (Script_sections::create_segments): Use
6742 header_size_adjustment even when there is enough room for the
6744 * testsuite/script_test_4.sh: New file.
6745 * testsuite/script_test_4.t: New file.
6746 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6747 (check_DATA): Add script_test_4.stdout.
6748 (MOSTLYCLEANFILES): Likewise.
6749 (script_test_4): New target.
6750 (script_test_4.stdout): New target.
6751 * testsuite/Makefile.in: Rebuild.
6753 * sparc.cc: Add definitions for Output_data_plt_sparc class
6756 2008-04-14 David S. Miller <davem@davemloft.net>
6758 * sparc.cc: New file.
6759 * Makefile.am (TARGETSOURCES): Add sparc.cc
6760 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6761 * configure.tgt: Document targ_extra_size and
6762 targ_extra_big_endian. Add entries for sparc-* and
6764 * configure.ac: Handle targ_extra_size and
6765 targ_extra_big_endian.
6766 * Makefile.in: Rebuild.
6767 * configure: Likewise.
6768 * po/POTFILES.in: Likewise.
6769 * po/gold.pot: Likewise.
6771 2008-04-14 Ian Lance Taylor <iant@google.com>
6773 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6774 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6775 in the name/type/flags to section mapping. Don't call
6776 allocate_output_section.
6777 (Layout::choose_output_section): Change parameter from adjust_name
6778 to is_input_section. Don't permit input sections after sections
6779 are attached to segments. Don't call allocate_output_section.
6780 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6781 not write_enable_output_section.
6782 (Layout::make_output_section): Don't push to
6783 unattached_section_list_ nor call attach_to_segment. Call
6784 attach_section_to_segment if sections are attached.
6785 (Layout::attach_sections_to_segments): New function.
6786 (Layout::attach_section_to_segment): New function.
6787 (Layout::attach_allocated_section_to_segment): Rename from
6788 attach_to_segment. Remove flags parameter.
6789 (Layout::allocate_output_section): Remove function.
6790 (Layout::write_enable_output_section): Remove function.
6791 * layout.h (class Layout): Update for above changes. Add new
6792 field sections_are_attached_.
6793 * output.h (Output_section::update_flags_for_input_section): New
6795 * output.cc (Output_section::add_input_section): Call
6796 update_flags_for_input_section.
6797 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6799 2008-04-11 Cary Coutant <ccoutant@google.com>
6801 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6802 thought unnecessary.
6803 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6805 2008-04-11 Ian Lance Taylor <iant@google.com>
6807 * output.h (class Output_section_data): Remove inline definition
6809 * output.cc (Output_section_data::set_addralign): New function.
6811 2008-04-11 Cary Coutant <ccoutant@google.com>
6813 Add support for TLS descriptors for i386 and x86_64.
6814 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6815 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6816 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6818 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6819 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6820 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6822 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6823 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6824 Fix problem with initial-exec relocations.
6825 (Target_i386::Relocate::relocate_tls): Likewise.
6826 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6828 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6829 support for section-plus-offset dynamic table entries.
6830 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6831 (Output_data_dynamic::Dynamic_entry): Add support for
6832 section-plus-offset dynamic table entries.
6833 (Output_data_dynamic::Classification): Likewise.
6834 (Output_data_dynamic::classification_): Renamed offset_.
6835 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6836 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6837 (Target_x86_64::make_plt_section): New function.
6838 (Target_x86_64::reserve_tlsdesc_entries): New function.
6839 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6840 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6841 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6842 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6843 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6844 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6845 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6846 add extra PLT entry for TLS descriptors.
6847 (Output_data_plt_x86_64::got_): New field.
6848 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6849 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6851 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6853 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6854 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6855 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6856 R_386_TLS_DESC_CALL relocations.
6857 (Target_x86_64::Scan::global): Likewise.
6858 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6859 for TLS descriptors.
6860 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6861 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6862 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6863 GD-to-IE relaxation.
6864 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6865 and TLS_DESCRIPTORS.
6866 * Makefile.in: Rebuild.
6867 * configure: Rebuild.
6868 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6869 (tls_test_shared2.so): New target.
6870 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6871 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6872 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6873 (tls_shared_gd_to_ie_test_LDADD): New variable.
6874 (tls_shared_gnu2_gd_to_ie_test): New target.
6875 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6877 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6878 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6879 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6880 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6881 (tls_shared_gnu2_test): New target.
6882 (tls_test_gnu2_shared.so): New target.
6883 (tls_shared_gnu2_test_SOURCES): New variable.
6884 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6885 (tls_shared_gnu2_test_LDFLAGS): New variable.
6886 (tls_shared_gnu2_test_LDADD): New variable.
6887 * testsuite/Makefile.in: Rebuild.
6888 * testsuite/Makefile.
6890 2008-04-11 Ian Lance Taylor <iant@google.com>
6892 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6894 * testsuite/Makefile.in: Rebuild.
6896 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6898 * testsuite/script_test_2.cc (main): Adjust test.
6900 2008-04-11 David S. Miller <davem@davemloft.net>
6901 Ian Lance Taylor <iant@google.com>
6903 * options.h (General_options): Add entries for '-Y' and
6905 * options.cc (General_options:finalize): If -Y was used, add those
6906 entries to the library path instead of the default "/lib" and
6909 2008-04-11 David S. Miller <davem@davemloft.net>
6911 * testsuite/justsyms.t: Start at 0x100.
6912 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6913 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6915 * testsuite/script_test_2.cc: Adjust string and section length
6918 2008-04-09 Ian Lance Taylor <iant@google.com>
6921 * script-sections.cc (Sections_element::allocate_to_segment): Add
6923 (Output_section_definition::allocate_to_segment): Likewise.
6924 (Orphan_output_section::allocate_to_segment): Likewise.
6925 (Script_sections::attach_sections_using_phdrs_clause): Don't
6926 propagate non-PT_LOAD segments to orphan sections.
6927 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6928 readelf rather than objdump.
6929 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6930 .interp section and PT_INTERP segment are the same size.
6931 * testsuite/Makefile.in: Rebuild.
6933 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6934 aliases for symbols defined in the same object.
6935 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6936 (weak_alias_test_SOURCES): New variable.
6937 (weak_alias_test_DEPENDENCIES): New variable.
6938 (weak_alias_test_LDFLAGS): New variable.
6939 (weak_alias_test_LDADD): New variable.
6940 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6941 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6942 (weak_alias_test_3.o): New target.
6943 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6944 * testsuite/weak_alias_test_main.cc: New file.
6945 * testsuite/weak_alias_test_1.cc: New file.
6946 * testsuite/weak_alias_test_2.cc: New file.
6947 * testsuite/weak_alias_test_3.cc: New file.
6949 2008-04-08 Ian Lance Taylor <iant@google.com>
6951 * options.h (class General_options): Add --noinhibit-exec option.
6952 * main.cc (main): Check --noinhibit-exec.
6954 * options.h (class General_options): Define --wrap as a special
6955 option. Add wrap_symbols_ field.
6956 (General_options::any_wrap_symbols): New function.
6957 (General_options::is_wrap_symbol): New function.
6958 * options.cc (General_options::parse_wrap): New function.
6959 (General_options::General_options): Initialize wrap_symbols_.
6960 * symtab.cc (Symbol_table::wrap_symbol): New function.
6961 (Symbol_table::add_from_object): Handle --wrap.
6962 * symtab.h (class Symbol_table): Declare wrap_symbol.
6963 * target.h (Target::wrap_char): New function.
6964 (Target::Target_info): Add wrap_char field.
6965 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6966 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6967 * testsuite/testfile.cc (Target_test::test_target_info):
6970 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6973 * layout.h (class Layout): Add added_eh_frame_data_ field.
6974 * layout.cc (Layout::Layout): Initialize new field.
6975 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6976 output section until we find a section we merged successfully.
6977 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6978 that the size be non-zero.
6980 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6983 2008-04-08 Craig Silverstein <csilvers@google.com>
6985 * configure.ac: Export new conditional variable HAVE_ZLIB.
6986 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6988 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6989 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6991 2008-04-07 Ian Lance Taylor <iant@google.com>
6993 * version.cc (version_string): Set to "1.5".
6995 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6996 Add issued_non_pic_error_ field. Declare check_non_pic.
6997 (Target_x86_64::Scan::check_non_pic): New function.
6998 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6999 (Target_x86_64::Scan::global): Likewise.
7001 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7002 addend parameter. Change caller. Handle merge sections.
7003 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7004 Address to Addend. Don't add in the result of
7005 local_section_offset, pass down the addend and use the returned
7007 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7008 Update declarations of local_section_offset and symbol_value.
7009 * testsuite/two_file_test_1.cc (t18): New function.
7010 * testsuite/two_file_test_2.cc (f18): New function.
7011 * testsuite/two_file_test_main.cc (main): Call t18.
7012 * testsuite/two_file_test.h (t18, f18): Declare.
7014 * configure.ac: Don't test for objdump, c++filt, or readelf.
7015 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7017 (TEST_READELF): New variable.
7018 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7019 (check_PROGRAMS): Add two_file_strip_test.
7020 (two_file_strip_test): New target.
7021 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7022 (two_file_same_shared_strip_test_SOURCES): New variable.
7023 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7024 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7025 (two_file_same_shared_strip_test_LDADD): New variable.
7026 (two_file_shared_strip.so): New target.
7027 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7028 (ver_test_5.syms, ver_test_7.syms): Likewise.
7029 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7030 (strip_test_3.stdout): Use TEST_OBJDUMP.
7031 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7033 2008-04-04 Cary Coutant <ccoutant@google.com>
7035 * symtab.h (Symbol::is_weak_undefined): New function.
7036 (Symbol::is_strong_undefined): New function.
7037 (Symbol::is_absolute): New function.
7038 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7039 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7041 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7042 (weak_undef_test): New target.
7043 * testsuite/Makefile.in: Rebuild.
7044 * testsuite/weak_undef_file1.cc: New file.
7045 * testsuite/weak_undef_file2.cc: New file.
7046 * testsuite/weak_undef_test.cc: New file.
7048 2008-04-03 Craig Silverstein <csilvers@google.com>
7050 * compressed_output.h (class Output_compressed_section): Use
7052 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7054 (zlib_compressed_suffix): Removed.
7055 (Output_compressed_section::set_final_data_size): Use unsigned
7057 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7058 Fix linker invocation.
7059 (flagstest_o_specialfile_and_compress_debug_sections):
7061 * testsuite/Makefile.in: Regenerated.
7063 2008-04-02 David S. Miller <davem@davemloft.net>
7065 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7066 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7068 2008-04-02 Craig Silverstein <csilvers@google.com>
7072 2008-04-02 Ian Lance Taylor <iant@google.com>
7074 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7075 parameters. Update for new key type to views_. Change all
7077 (File_read::read): Adjust for byteshift in returned view.
7078 (File_read::add_view): New function, broken out of
7080 (File_read::make_view): New function, broken out of
7082 (File_read::find_or_make_view): Add offset and aligned
7083 parameters. Rewrite accordingly. Change all callers.
7084 (File_read::get_view): Add offset and aligned parameters. Adjust
7085 for byteshift in return value.
7086 (File_read::get_lasting_view): Likewise.
7087 * fileread.h (class File_read): Update declarations.
7088 (class File_read::View): Add byteshift_ field. Add byteshift to
7089 constructor. Add byteshift method.
7090 * archive.h (Archive::clear_uncached_views): New function.
7091 (Archive::get_view): Add aligned parameter. Change all callers.
7092 * object.h (Object::get_view): Add aligned parameter. Change all
7094 (Object::get_lasting_view): Likewise.
7096 * fileread.cc (File_read::release): Don't call clear_views if
7097 there are multiple objects.
7098 * fileread.h (File_read::clear_uncached_views): New function.
7099 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7102 2008-03-31 Cary Coutant <ccoutant@google.com>
7104 Add thin archive support.
7105 * archive.cc (Archive::armagt): New const.
7106 (Archive::setup): Remove task parameter and calls to unlock.
7107 (Archive::unlock_nested_archives): New function.
7108 (Archive::read_header): Add nested_off parameter. Change
7110 (Archive::interpret_header): Likewise.
7111 (Archive::include_all_members): Change to handle thin
7113 (Archive::include_member): Likewise.
7114 * archive.h (Archive::Archive): Add new parameters and
7116 (Archive::armagt): New const.
7117 (Archive::setup): Remove task parameter.
7118 (Archive::unlock_nested_archives): New function.
7119 (Archive::read_header): Add nested_off parameter.
7120 (Archive::interpret_header): Likewise.
7121 (Archive::Nested_archive_table): New typedef.
7122 (Archive::is_thin_archive_): New field.
7123 (Archive::nested_archives_): New field.
7124 (Archive::options_): New field.
7125 (Archive::dirpath_): New field.
7126 (Archive::task_): New field.
7127 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7128 for thin archives. Pass additional parameters to
7129 Archive::Archive. Unlock the archive file after calling
7132 2008-03-29 Ian Lance Taylor <iant@google.com>
7134 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7135 version symbol to be local.
7136 * testsuite/ver_test_4.sh: New file.
7137 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7138 (check_DATA): Add ver_test_4.syms.
7139 (ver_test_4.syms): New target.
7140 * testsuite/Makefile.in: Rebuild.
7143 (Output_section::Input_section_sort_entry::has_priority): New
7145 (Output_section::Input_section_sort_entry::match_file_name): New
7147 (Output_section::Input_section_sort_entry::match_section_name):
7149 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7151 (Output_section::Input_section_sort_entry::match_section_file):
7153 (Output_section::Input_section_sort_compare::operator()): Rewrite
7154 using new Input_section_sort_entry functions. Sort crtbegin and
7155 crtend first. Sort sections with no priority before sections with
7157 * testsuite/initpri1.c (d3): Check j != 4.
7158 (cd5): New constructor/destructor function.
7159 (main): Check j != 2.
7161 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7162 new symbol when resolving, don't call set_is_default.
7163 * testsuite/ver_test_7.cc: New file.
7164 * testsuite/ver_test_7.sh: New file.
7165 * testsuite/Makefile.am (ver_test_7.so): New target.
7166 (ver_test_7.o): New target.
7167 (check_SCRIPTS): Add ver_test_7.sh.
7168 (check_DATA): Add ver_test_7.syms.
7169 (ver_test_7.syms): New target.
7171 2008-03-28 Ian Lance Taylor <iant@google.com>
7173 * layout.cc (Layout::layout): If we see an input section with a
7174 name that needs sorting, set the must_sort flag for the output
7176 (Layout::make_output_section): If the name of the output section
7177 indicates that it might require sorting, set the may_sort flag.
7178 * output.h (Output_section::may_sort_attached_input_sections): New
7180 (Output_section::set_may_sort_attached_input_sections): New
7182 (Output_section::must_sort_attached_input_sections): New
7184 (Output_section::set_must_sort_attached_input_sections): New
7186 (class Output_section): Declare Input_section_sort_entry. Define
7187 Input_section_sort_compare. Declare
7188 sort_attached_input_sections. Add new fields:
7189 may_sort_attached_input_sections_,
7190 must_sort_attached_input_sections_,
7191 attached_input_sections_are_sorted_.
7192 * output.cc (Output_section::Output_section): Initialize new
7194 (Output_section::add_input_section): Add an entry to
7195 input_sections_ if may_sort or must_sort are true.
7196 (Output_section::set_final_data_size): Call
7197 sort_attached_input_sections if necessary.
7198 (Output_section::Input_section_sort_entry): Define new class.
7199 (Output_section::Input_section_sort_compare::operator()): New
7201 (Output_section::sort_attached_input_sections): New function.
7202 * configure.ac: Check whether the compiler supports constructor
7203 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7204 * testsuite/initpri1.c: New file.
7205 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7206 CONSTRUCTOR_PRIORITY.
7207 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7208 (initpri1_LDFLAGS): New variable.
7209 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7211 2008-03-27 Ian Lance Taylor <iant@google.com>
7213 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7214 * testsuite/common_test_1.c: New file.
7215 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7216 (common_test_1_SOURCES): New variable.
7217 (common_test_1_DEPENDENCIES): New variable.
7218 (common_test_1_LDFLAGS): New variable.
7220 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7221 and commons_ correctly when NAME/VERSION does not override
7223 * testsuite/ver_test_6.c: New file.
7224 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7225 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7226 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7228 2008-03-26 Ian Lance Taylor <iant@google.com>
7230 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7231 of an undefined symbol from a version script.
7232 * testsuite/Makefile.am (ver_test_5.so): New target.
7233 (ver_test_5.o): New target.
7234 (check_SCRIPTS): Add ver_test_5.sh.
7235 (check_DATA): Add ver_test_5.syms.
7236 (ver_test_5.syms): New target.
7237 * testsuite/ver_test_5.cc: New file.
7238 * testsuite/ver_test_5.script: New file.
7239 * testsuite/ver_test_5.sh: New file.
7240 * Makefile.in, testsuite/Makefile.in: Rebuild.
7243 Fix problems building gold with gcc 4.3.0.
7244 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7245 (gold_error_at_location, gold_warning_at_location): Use it.
7246 * configure.ac: Check whether we can compile and use a template
7247 function with a printf attribute.
7248 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7249 when jumping over bytes.
7250 * object.cc: Instantiate Object::read_section_data.
7251 * debug.h: Include <cstring>
7252 * dwarf_reader.cc: Include <algorithm>
7253 * main.cc: Include <cstring>.
7254 * options.cc: Include <cstring>.
7255 * output.cc: Include <cstring>.
7256 * script.cc: Include <cstring>.
7257 * script.h: Include <string>.
7258 * symtab.cc: Include <cstring> and <algorithm>.
7259 * target-select.cc: Include <cstring>.
7260 * version.cc: Include <string>.
7261 * testsuite/testmain.cc: Include <cstdlib>.
7262 * configure, config.in: Rebuild.
7264 2008-03-25 Ian Lance Taylor <iant@google.com>
7266 * options.cc: Include "../bfd/bfdver.h".
7267 (options::help): Print bug reporting address.
7269 * version.cc (print_version): Adjust output for current value of
7274 * options.cc (options::help): Print list of supported targets.
7275 * target-select.h: Include <vector>.
7276 (class Target_selector): Make machine_, size_, and is_big_endian_
7277 fields const. Add bfd_name_ and instantiated_target_ fields.
7278 (Target_selector::Target_selector): Add bfd_name parameter.
7279 (Target_selector::recognize): Make non-virtual, call
7281 (Target_selector::recognize_by_name): Make non-virtual, call
7282 do_recognize_by_name.
7283 (Target_selector::supported_names): New function.
7284 (Target_selector::bfd_name): New function.
7285 (Target_selector::do_instantiate_target): New pure virtual
7287 (Target_selector::do_recognize): New virtual function.
7288 (Target_selector::do_recognize_by_name): New virtual function.
7289 (Target_selector::instantiate_target): New private function.
7290 (supported_target_names): Declare.
7291 * target-select.cc (Target_selector::Target_selector): Update for
7292 new parameter and fields.
7293 (select_target_by_name): Check that the name matches before
7294 calling recognize_by_name.
7295 (supported_target_names): New function.
7296 * i386.cc (class Target_selector_i386): Update Target_selector
7297 constructor call. Remove recognize and recognize_by_name. Add
7298 do_instantiate_target.
7299 * x86_64.cc (class Target_selector_x86_64): Likewise.
7300 * testsuite/testfile.cc (class Target_selector_test): Update for
7301 changes to Target_selector.
7303 * README: Rewrite, with some notes on unsupported features.
7305 2008-03-24 Cary Coutant <ccoutant@google.com>
7307 * i386.cc (Target_i386::Got_type): New enum declaration.
7308 (Target_i386::Scan::local): Updated callers of Output_data_got
7310 (Target_i386::Scan::global): Likewise.
7311 (Target_i386::Relocate::relocate): Likewise.
7312 (Target_i386::Relocate::relocate_tls): Likewise.
7313 * object.h (Got_offset_list): New class.
7314 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7315 (Sized_relobj::local_got_offset): Likewise.
7316 (Sized_relobj::set_local_got_offset): Likewise.
7317 (Sized_relobj::local_has_tls_got_offset): Removed.
7318 (Sized_relobj::local_tls_got_offset): Removed.
7319 (Sized_relobj::set_local_tls_got_offset): Removed.
7320 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7321 * output.cc (Output_data_got::add_global): Added got_type parameter.
7322 (Output_data_got::add_global_with_rel): Likewise.
7323 (Output_data_got::add_global_with_rela): Likewise.
7324 (Output_data_got::add_global_pair_with_rel): New function.
7325 (Output_data_got::add_global_pair_with_rela): New function.
7326 (Output_data_got::add_local): Added got_type parameter.
7327 (Output_data_got::add_local_with_rel): Likewise.
7328 (Output_data_got::add_local_with_rela): Likewise.
7329 (Output_data_got::add_local_pair_with_rel): New function.
7330 (Output_data_got::add_local_pair_with_rela): New function.
7331 (Output_data_got::add_global_tls): Removed.
7332 (Output_data_got::add_global_tls_with_rel): Removed.
7333 (Output_data_got::add_global_tls_with_rela): Removed.
7334 (Output_data_got::add_local_tls): Removed.
7335 (Output_data_got::add_local_tls_with_rel): Removed.
7336 (Output_data_got::add_local_tls_with_rela): Removed.
7337 * output.h (Output_data_got::add_global): Added got_type parameter.
7338 (Output_data_got::add_global_with_rel): Likewise.
7339 (Output_data_got::add_global_with_rela): Likewise.
7340 (Output_data_got::add_global_pair_with_rel): New function.
7341 (Output_data_got::add_global_pair_with_rela): New function.
7342 (Output_data_got::add_local): Added got_type parameter.
7343 (Output_data_got::add_local_with_rel): Likewise.
7344 (Output_data_got::add_local_with_rela): Likewise.
7345 (Output_data_got::add_local_pair_with_rel): New function.
7346 (Output_data_got::add_local_pair_with_rela): New function.
7347 (Output_data_got::add_global_tls): Removed.
7348 (Output_data_got::add_global_tls_with_rel): Removed.
7349 (Output_data_got::add_global_tls_with_rela): Removed.
7350 (Output_data_got::add_local_tls): Removed.
7351 (Output_data_got::add_local_tls_with_rel): Removed.
7352 (Output_data_got::add_local_tls_with_rela): Removed.
7353 * resolve.cc (Symbol::override_base_with_special): Removed
7354 reference to has_got_offset_ field.
7355 * symtab.cc (Symbol::init_fields): Replaced initialization
7356 of got_offset_ with got_offsets_. Removed initialization
7358 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7359 (Symbol::got_offset): Likewise.
7360 (Symbol::set_got_offset): Likewise.
7361 (Symbol::has_tls_got_offset): Removed.
7362 (Symbol::tls_got_offset): Removed.
7363 (Symbol::set_tls_got_offset): Removed.
7364 (Symbol::got_offset_): Removed.
7365 (Symbol::tls_mod_got_offset_): Removed.
7366 (Symbol::tls_pair_got_offset_): Removed.
7367 (Symbol::got_offsets_): New field.
7368 (Symbol::has_got_offset): Removed.
7369 (Symbol::has_tls_mod_got_offset): Removed.
7370 (Symbol::has_tls_pair_got_offset): Removed.
7371 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7372 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7374 (Target_x86_64::Scan::global): Likewise.
7375 (Target_x86_64::Relocate::relocate): Likewise.
7376 (Target_x86_64::Relocate::relocate_tls): Likewise.
7378 2008-03-25 Ben Elliston <bje@au.ibm.com>
7380 * yyscript.y: Fix spelling error in comment.
7382 2008-03-24 Ian Lance Taylor <iant@google.com>
7384 * options.h (class General_options): Define build_id option.
7385 * layout.h (class Layout): Declare write_build_id, create_note,
7386 create_build_id. Add build_id_note_ member.
7387 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7388 "libiberty.h", "md5.h", "sha1.h".
7389 (Layout::Layout): Initialize eh_frame_data_,
7390 eh_frame_hdr_section_, and build_id_note_.
7391 (Layout::finalize): Call create_build_id.
7392 (Layout::create_note): New function, broken out of
7393 Layout::create_gold_note.
7394 (Layout::create_gold_note): Call create_note.
7395 (Layout::create_build_id): New function.
7396 (Layout::write_build_id): New function.
7397 (Close_task_runner::run): Call write_build_id.
7399 * x86_64.cc: Correct license to GPLv3.
7401 2008-03-23 Ian Lance Taylor <iant@google.com>
7403 * options.cc: Include "demangle.h".
7404 (parse_optional_string): New function.
7405 (parse_long_option): Handle takes_optional_argument.
7406 (parse_short_option): Update dash_z initializer. Handle
7407 takes_optional_argument.
7408 (General_options::General_options): Initialize do_demangle_.
7409 (General_options::finalize): Set do_demangle_. Handle demangling
7411 * options.h (parse_optional_string): Declare.
7412 (struct One_option): Add optional_arg field. Update constructor.
7413 Update call constructor calls. Add takes_optional_argument
7415 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7416 (DEFINE_optional_string): Define.
7417 (General_options::demangle): Change from DEFINE_bool to
7418 DEFINE_optional_string.
7419 (General_options::no_demangle): New function.
7420 (General_options::do_demangle): New function.
7421 (General_options::set_do_demangle): New function.
7422 (General_options::execstack_status_): Move definition to end of
7424 (General_options::static_): Likewise.
7425 (General_options::do_demangle_): New field.
7426 * object.cc (big_endian>::get_symbol_location_info): Call
7427 Options::do_demangle, not Options::demangle.
7428 * symtab.cc (demangle): Likewise.
7430 2008-03-22 Ian Lance Taylor <iant@google.com>
7432 * gold.h: Include <cstddef> and <sys/types.h>
7433 * options.h: Include <cstring>.
7435 2008-03-21 Ian Lance Taylor <iant@google.com>
7437 * Added source code to GNU binutils.