1 2010-03-23 Ian Lance Taylor <iant@google.com>
3 * script-sections.cc (class Orphan_section_placement): Define
4 PLACE_TLS and PLACE_TLS_BSS.
5 (Orphan_section_placement::Orphan_section_placement): Initialize
7 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
8 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
9 (tls_script_test_SOURCES): Define.
10 (tls_script_test_DEPENDENCIES): Define.
11 (tls_script_test_LDFLAGS): Define.
12 (tls_script_test_LDADD): Define.
13 * testsuite/Makefile.in: Rebuild.
15 2010-03-22 Doug Kwan <dougkwan@google.com>
17 * arm.cc (Arm_relocate_functions::abs8,
18 Arm_relocate_functions::abs16): Use correct check for overflow
19 specified in the ARM ELF specs.
20 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
21 target of a BLX instruction specially.
22 (Reloc_stub::stub_type_for_reloc): Ditto.
23 (Relocate::relocate): Use symbolic names instead of numeric relocation
24 codes to report error.
25 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
27 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
28 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
29 thumb2_blx_out_of_range.stdout
30 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
31 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
32 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
33 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
34 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
35 thumb2_blx_in_range, thumb2_blx_in_range.o,
36 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
37 thumb2_blx_out_of_range.o): New rules.
38 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
39 thumb2_blx_in_range and thumb2_blx_out_of_range.
40 * testsuite/Makefile.in: Regenerate.
41 * arm_branch_in_range.sh: Add tests for THUMB BLX.
42 * testsuite/thumb_blx_in_range.s: New file.
43 * testsuite/thumb_blx_out_of_range.s: New file.
45 2010-03-22 Rafael Espindola <espindola@google.com>
47 * archive.cc (Should_include): Move to archive.h.
48 (should_include_member): Make it a member of Archive.
50 (Add_lib_group_symbols): New.
51 * archive.h: Include options.h.
52 (Archive_member): Moved from Archive.
53 (Should_include): Moved from archive.cc.
55 (Add_lib_group_symbols): New.
56 * dynobj.cc (do_should_include_member): New.
57 * dynobj.h (do_should_include_member): New.
58 * gold.cc (queue_initial_tasks): Update call to queue.
59 * main.cc (main): Print lib group stats.
60 * object.cc (do_should_include_member): New.
61 * object.h: Include archive.h.
62 (Object::should_include_member): New.
63 (Object::do_should_include_member): New.
64 (Sized_relobj::do_should_include_member): New.
65 * options.cc (General_options::parse_start_lib): New.
66 (General_options::parse_end_lib): New.
67 (Input_arguments::add_file): Handle lib groups.
68 (Input_arguments::start_group): Check we are not in a lib.
69 (Input_arguments::start_lib): New.
70 (Input_arguments::end_lib): New.
71 * options.h (General_options): Add start_lib and end_lib.
72 (Input_argument::lib_): New.
73 (Input_argument::lib): New.
74 (Input_argument::is_lib): New.
75 (Input_file_lib): New.
76 (Input_arguments::in_lib_): New.
77 (Input_arguments::in_lib): New.
78 (Input_arguments::start_lib): New.
79 (Input_arguments::end_lib_): New.
80 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
81 in unused members as preempted.
82 (Sized_pluginobj::do_should_include_member): New.
83 * plugin.h (Sized_pluginobj::do_should_include_member): New.
84 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
86 (Read_symbols::do_whole_lib_group): New.
87 (Read_symbols::do_lib_group): New.
88 (Read_symbols::do_read_symbols): Handle lib groups.
89 (Read_symbols::get_name): Handle lib groups.
90 * readsyms.h (Read_symbols): Add an archive member pointer.
91 (Read_symbols::do_whole_lib_group): New.
92 (Read_symbols::do_lib_group): New.
93 (Read_symbols::member_): New.
94 * script.cc (read_input_script): Update call to queue_soon.
96 2010-03-19 Doug Kwan <dougkwan@google.com>
98 * arm.cc (Stub_table::Stub_table): Initialize new data members
99 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
100 (Stub_table::add_reloc_stub): Assign stub offset and update
101 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
102 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
104 (Stub_table::update_data_size_and_addralign): Use
105 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
106 instead of going over all reloc stubs.
107 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
108 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
109 Stringpool_template::offset_ to size of Stringpool_char.
110 (Stringpool_template::new_key_offset): Remove code to initialize
111 Stringpool_template::offset_.
112 * stringpool.h (Stringpool_template::set_no_zero_null): Set
113 Stringpool_template::offset_ to zero.
115 2010-03-15 Doug Kwan <dougkwan@google.com>
117 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
119 (Stringpool_template::new_key_offset): New method.
120 (Stringpool_template::add_string): Assign offsets when adding new
122 (Stringpool_template::set_string_offsets): Do not set string offsets
124 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
126 (Chunked_vector::clear): Clear size_.
127 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
128 (Chunked_vector::size): Return size_.
129 (Chunked_vector::push_back): Use size_ to find insert position.
130 (Chunked_vector::size_): New data member.
131 (Stringpool_template::set_no_zero_null): Assert string set is empty.
132 (Stringpool_template::new_key_offset): New method declaration.
133 (Stringpool_template::offset_): New data member.
135 2010-03-15 Rafael Espindola <espindola@google.com>
137 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
138 Add_symbols' constructor.
139 * readsyms.h (Add_symbols): Remove the input_group member.
141 2010-03-10 Ian Lance Taylor <iant@google.com>
143 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
144 target to ask whether a reference to a symbol requires a stack
146 * target.h (Target::is_call_to_non_split): New function.
147 (Target::do_is_call_to_non_split): Declare virtual function.
148 * target.cc: Include "symtab.h".
149 (Target::do_is_call_to_non_split): New function.
150 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
152 2010-03-10 Cary Coutant <ccoutant@google.com>
154 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
155 (File_read::open[1]): Remove initial mapping of whole_file_view_.
156 (File_read::open[2]): Add whole_file_view_ to list of views.
157 (File_read::make_view): Remove test of whole_file_view_.
158 (File_read::find_or_make_view): Create whole_file_view_ if
160 (File_read::clear_views): Replace bool parameter with enum;
161 adjust all callers. Don't delete views with permanent data;
162 do delete cached views and views from archives if
163 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
164 if clearing the corresponding view.
165 * fileread.h (File_read::Clear_views_mode): New enum.
166 (File_read::View::is_permanent_view): New method.
167 (File_read::clear_views): Replace bool parameter
168 with enum; adjust all callers.
169 * options.h (General_options): Change keep_files_mapped option;
171 * readsyms.cc (Add_symbols::run): Delete sd_ object before
173 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
176 2010-03-10 David S. Miller <davem@davemloft.net>
178 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
180 2010-03-09 Sriraman Tallam <tmsriram@google.com>
182 * icf.cc (get_section_contents): Add '@' marker after processing the
185 2010-03-08 Doug Kwan <dougkwan@google.com>
187 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
188 due to a conversion warning.
189 (Arm_relobj::update_output_local_symbol_count): Check for local
190 symbol with unset output index.
192 2010-03-05 Ian Lance Taylor <iant@google.com>
194 * options.h (class General_options): Add --spare-dynamic-tags.
195 * output.cc (Output_data_dynamic::set_final_data_size): Implement
196 --spare-dynamic-tags.
198 2010-03-05 Ian Lance Taylor <iant@google.com>
200 * incremental.cc: Include "libiberty.h".
202 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
204 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
205 function, is_info_ member.
206 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
207 (Versions::Versions): Update caller.
208 (Versions::define_base_version): Likewise.
209 (Versions::add_def): Likewise.
211 2010-03-03 Sriraman Tallam <tmsriram@google.com>
213 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
214 (Scan::possible_function_pointer_reloc): New function.
215 (Scan::local_reloc_may_be_function_pointer): Change to call
216 possible_function_pointer_reloc.
217 (Scan::global_reloc_may_be_function_pointer): Ditto.
218 * icf.h (Icf::check_section_for_function_pointers): Change to reject
219 relocations in ".data.rel.ro._ZTV" section.
220 * testsuite/icf_safe_so_test.sh: Change to pass i386.
221 * testsuite/icf_safe_so_test.cc: Ditto.
222 * testsuite/icf_safe_test.cc: Ditto.
223 * testsuite/icf_safe_test.sh: Ditto.
225 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
226 Ian Lance Taylor <iant@google.com>
228 * target-reloc.h (relocate_section): Check the symbol table index
229 for -1U before setting the local symbol index.
230 (scan_relocatable_relocs): If copying the relocation, record that
231 the local symbol is required.
232 * object.h (Symbol_value::is_output_symtab_index_set): New
234 (Symbol_value::may_be_discarded_from_output_symtab): New
236 (Symbol_value::has_output_symtab_entry): New function.
237 (Symbol_value::needs_output_symtab_entry): Remove.
238 (Symbol_value::output_symtab_index): Make sure the symbol index is
240 (Symbol_value::set_output_symtab_index): Make sure the symbol
241 index is not set. Make sure the new index is valid.
242 (Symbol_value::set_must_have_output_symtab_entry): New function.
243 (Symbol_value::has_output_dynsym_entry): New function.
244 (Symbol_value::set_output_dynsym_index): Make sure the new index
246 (Sized_relobj::set_must_have_output_symtab_entry): New function.
247 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
248 local symbol if permitted.
249 (Sized_relobj::do_finalize_local_symbols): Call
250 is_output_symtab_index_set rather than needs_output_symtab_entry.
251 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
252 rather than needs_output_symtab_entry. Call
253 has_output_dynsym_entry rather than needs_output_dynsym_entry.
254 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
255 is_output_symtab_index_set rather than needs_output_symtab_entry.
256 * testsuite/discard_locals_relocatable_test.c: New file.
257 * testsuite/discard_locals_test.sh: Test -r.
258 * testsuite/Makefile.am (check_DATA): Add
259 discard_locals_relocatable_test1.syms,
260 discard_local_relocatable_test2.syms.
261 (MOSTLYCLEANFILES): Likewise. Also add
262 discard_locals_relocatable_test1.lout and
263 discard_locals_relocatable_test2.out.
264 (discard_locals_relocatable_test1.syms): New target.
265 (discard_locals_relocatable_test.o): New target.
266 (discard_locals_relocatable_test1.out): New target.
267 (discard_locals_relocatable_test2.syms): New target.
268 (discard_locals_relocatable_test2.out): New target.
269 (various): Add missing ../ld-new dependencies.
270 * testsuite/Makefile.in: Rebuild.
272 2010-03-03 Nick Clifton <nickc@redhat.com>
274 * po/fi.po: New Finnish translation.
276 2010-03-01 Doug Kwan <dougkwan@google.com>
278 * layout.cc (Layout::Layout): Force section types of .init_array*,
279 .preinit_array* and .fini_array* sections.
280 * output.cc (Output_section::Input_section_sort_entry::has_priority):
281 Fix check of return value of std::string::find.().
282 (Output_section::Input_section_sort_compare::operator()): Remove
283 comment about .init_array.
284 (Output_section::Input_section_sort_init_fini_compare::operator()):
286 (Output_section::sort_attached_input_sections): Handle .init_array
287 and .fini_array specially.
288 * output.h (Output_section::Inut_section_sort_compare): Update
290 (Output_section::Input_section_sort_init_fini_compare): New struct.
292 2010-02-26 Doug Kwan <dougkwan@google.com>
294 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
295 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
296 * testsuite/debug_msg.sh: Avoid matching source line number for
297 use of global variable undef_int.
299 2010-02-26 Doug Kwan <dougkwan@google.com>
301 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
302 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
303 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
304 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
305 * options.cc (General_options::General_options): Initialize member
307 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
308 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
309 and rm_no_fix_v4bx.stdout
310 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
311 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
312 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
313 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
315 * Makefile.in: Regenerate.
316 * testsuite/arm_fix_v4bx.s: New file.
317 * testsuite/arm_fix_v4bx.sh: Ditto.
319 2010-02-24 Doug Kwan <dougkwan@google.com>
321 * arm.cc (Target_arm::got_section): Make the .got section the first
322 non RELRO section in the data segment.
323 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
324 suffixes of section names.
326 2010-02-24 Doug Kwan <dougkwan@google.com>
328 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
329 flags and attributes merging if an input file is a binary file.
330 * fileread.cc (Input_file::open): Record format of original file.
331 * fileread.h (Input_file::Format): New enum type.
332 (Input_file::Input_file): Initialize data member format_.
333 (Input_file::format): New method definition.
334 (Input_file::format_):: New data member.
336 2010-02-24 Doug Kwan <dougkwan@google.com>
338 * arm.cc (Arm_output_data_got): New class.
339 (ARM_TCB_SIZE): New constant
340 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
341 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
342 If user uses a script with a SECTIONS clause, issue only a warning
343 for a misplaced EXIDX input section. Otherwise, issue an error.
344 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
346 (Target_arm::got_mode_index_entry): Handle static linking.
347 (Target_arm::Scan::local): Ditto.
348 (Target_arm::Scan::global): Ditto.
349 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
350 all incorrectly implemented relocations.
351 (Target_arm::fix_exidx_coverage): Pass layout to
352 Arm_output_section::fix_exidx_coverage.
353 * layout.cc (Layout::section_name_mapping): Remove trailing dots
354 from ".ARM.exidx." and ".ARM.extab.".
356 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
358 * arm.cc (Target_arm::do_finalize_sections): Create attribute
359 section if it does not already exist.
360 * attributes.cc (Attributes_section_data::Attributes_section_data):
361 Don't crash if size is zero.
363 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
364 Ian Lance Taylor <iant@google.com>
366 * gold.cc (queue_middle_tasks): If no input files were opened,
368 * workqueue.h (Task_function::Task_function): Assert that there is
371 2010-02-22 Doug Kwan <dougkwan@google.com>
373 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
374 * icf.cc (get_section_contents): Cast snprintf arguments to long long
375 types to avoid warnings due to different uint64_t implementations
378 2010-02-21 Doug Kwan <dougkwan@google.com>
380 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
381 handling of the maximum backward branch offset.
382 (Arm_relocate_functions::thumb_branch_common): Ditto.
383 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
384 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
385 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
386 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
387 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
388 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
389 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
390 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
391 thumb_bl_out_of_range thumb_bl_out_of_range.o,
392 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
393 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
394 thumb2_bl_out_of_range.o): New rules.
395 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
396 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
397 thumb2_bl_out_of_range
398 * testsuite/Makefile.in: Regenerate.
399 * testsuite/arm_bl_in_range.s: New file.
400 * testsuite/arm_bl_out_of_range.s: Ditto.
401 * testsuite/arm_branch_in_range.sh: Ditto.
402 * testsuite/arm_branch_range.t: Ditto.
403 * testsuite/thumb2_branch_range.t: Ditto.
404 * testsuite/thumb_bl_in_range.s: Ditto.
405 * testsuite/thumb_bl_out_of_range.s: Ditto.
406 * testsuite/thumb_branch_range.t: Ditto.
408 2010-02-20 Sriraman Tallam <tmsriram@google.com>
410 * gc.h (gc_process_relocs): Change vectors to point to the new list.
411 Add reloc offset information.
412 * icf.cc (get_section_contents): Change iterators to point to the new
413 vectors. Add reloc offset information to the contents.
414 * icf.h (Icf::Sections_reachable_info): New typedef.
415 (Icf::Sections_reachable_list): New typedef.
416 (Icf::Offset_info): New typedef.
417 (Icf::Reloc_info): New struct typedef.
418 (Icf::Reloc_info_list): New typedef.
419 (Icf::symbol_reloc_list): Delete method.
420 (Icf::addend_reloc_list): Delete method.
421 (Icf::section_reloc_list): Delete method.
422 (Icf::reloc_info_list): New method.
423 (Icf::reloc_info_list_): New member.
425 2010-02-19 Doug Kwan <dougkwan@google.com>
427 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
428 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
429 * arm.cc (Arm_relocation_functions): New forward declaration.
430 (Target_arm::Target_arm): Initialize new data members
431 got_mod_index_offset_ and tls_base_symbol_defined_.
432 (Target_arm::Relocate::relocate_tls): New method.
433 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
434 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
436 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
437 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
438 (Target_arm::got_mod_index_offset_,
439 Target_arm::tls_base_symbol_defined_): New data members.
440 (Target_arm::Scan::local, Target::Scan::global,
441 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
444 2010-02-18 Doug Kwan <dougkwan@google.com>
446 * arm.cc (Arm_relobj::find_linked_text_section): New method.
447 (Arm_relobj::make_exidx_input_section): Pass section index of linked
448 text section as a parameter becuase some broken tools may not set
449 the link in section header.
450 (Target_arm::has_got_section): New method.
451 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
452 without any mapping symbol as data only. Remove warning.
453 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
454 link in its section header, try to discover the link by inspecting the
455 REL31 relocation at the beginning of the section.
456 (Target_arm::Scan::check_non_pic): Report name of offending relocation
458 (Target_arm::Scan::global): Treat any reference to the symbol
459 _GLOBAL_OFFSET_TABLE_ as a GOT access.
461 2010-02-12 Sriraman Tallam <tmsriram@google.com>
463 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
464 (Scan::global_reloc_may_be_function_pointer): New function.
465 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
466 (Scan::global_reloc_may_be_function_pointer): New function.
467 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
468 (Scan::global_reloc_may_be_function_pointer): New function.
469 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
470 (Scan::global_reloc_may_be_function_pointer): New function.
471 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
472 (Scan::global_reloc_may_be_function_pointer): New function.
473 (Scan::possible_function_pointer_reloc): New function.
474 (Target_x86_64::can_check_for_function_pointers): New function.
475 * gc.h (gc_process_relocs): Scan relocation types to determine if
476 function pointers were taken for targets that support it.
477 * icf.cc (Icf::find_identical_sections): Include functions for
478 folding in safe ICF whose pointer is not taken.
479 * icf.h (Secn_fptr_taken_set): New typedef.
480 (fptr_section_id_): New member.
481 (section_has_function_pointers): New function.
482 (set_section_has_function_pointers): New function.
483 (check_section_for_function_pointers): New function.
484 * options.h: Fix comment for safe ICF option.
485 * target.h (can_check_for_function_pointers): New function.
486 * testsuite/Makefile.am: Add icf_safe_so_test test case.
487 Modify icf_safe_test for X86-64.
488 * testsuite/Makefile.in: Regenerate.
489 * testsuite/icf_safe_so_test.cc: New file.
490 * testsuite/icf_safe_so_test.sh: New file.
491 * testsuite/icf_safe_test.cc (kept_func_3): New function.
492 (main): Change to take pointer to function kept_func_3.
493 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
494 folding is done correctly for X86-64.
496 2010-02-12 David S. Miller <davem@davemloft.net>
498 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
499 is_symbolless parameter.
500 (Output_reloc<SHT_REL>::is_symbolless): New.
501 (Output_reloc<SHT_REL>::is_symbolless_): New.
502 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
503 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
504 (Output_reloc<SHT_RELA>::is_symbolless): New.
505 (Output_data_reloc::add_global): Handle is_symbolless.
506 (Output_data_reloc::add_global_relative): Likewise.
507 (Output_data_reloc::add_local): Likewise.
508 (Output_data_reloc::add_local_relative): Likewise.
509 (Output_data_reloc::add_symbolless_global_addend): New.
510 (Output_data_reloc::add_symbolless_local_addend): New.
511 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
513 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
514 instead of ->is_relative_
515 (Output_reloc::write): Likewise.
516 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
517 (Output_reloc::write_rel): Simplify.
519 * sparc.cc (Target_sparc::Scan::local): Use
520 ->add_symbolless_local_addend as needed.
521 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
522 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
523 based upon relocation offset.
525 2010-02-11 Doug Kwan <dougkwan@google.com>
527 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
528 (Target_arm::Scan::global): Ditto. Also remove a comment before the
529 beginning of function.
530 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
531 and MOVT_ABS relocations. Those are non issued in scanning. Fix
532 parameter is_32bit in calls to should_apply_static_reloc.
533 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
534 (check_DATA): Add arm_abs_global.stdout.
535 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
536 arm_abs_global.stdout): New rules.
537 (MOSTLLYCLEANFILES): Add arm_abs_global
538 * Makefile.in: Regenerate.
539 * testsuite/arm_abs_global.s: New file.
540 * testsuite/arm_abs_global.sh: Ditto.
541 * testsuite/arm_abs_lib.s: Ditto.
543 2010-02-11 Ian Lance Taylor <iant@google.com>
545 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
547 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
548 Allocate_commons_task first.
549 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
550 task, rather than symtab_lock_.
551 (Gc_process_relocs::~Gc_process_relocs): New function.
552 (Gc_process_relocs::is_runnable): Check this_blocker_.
553 (Gc_process_relocs::locks): Use next_blocker_ rather than
555 (Scan_relocs::~Scan_relocs): New function.
556 (Scan_relocs::is_runnable): Check this_blocker_ rather than
558 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
560 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
561 fields. Add this_blocker_ and next_blocker_ fields. Adjust
562 constructor accordingly.
563 (class Gc_process_relocs): Likewise.
564 (class Scan_relocs): Likewise.
565 * common.h (class Allocate_commons_task): Remove symtab_lock_
566 field, and corresponding constructor parameter.
567 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
569 (Allocate_commons_task::locks): Likewise.
571 2010-02-11 Ian Lance Taylor <iant@google.com>
573 * gold-threads.h (class Once): Define.
574 (class Initialize_lock): Rewrite as child of Once.
575 * gold-threads.cc (class Once_initialize): Define.
576 (once_pointer_control): New static variable.
577 (once_pointer, once_arg): New static variables.
578 (c_run_once): New static function.
579 (Once::Once, Once::run_once, Once::internal_run): New functions.
580 (class Initialize_lock_once): Remove.
581 (initialize_lock_control): Remove.
582 (initialize_lock_pointer): Remove.
583 (initialize_lock_once): Remove.
584 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
585 (Initialize_lock::initialize): Rewrite.
586 (Initialize_lock::do_run_once): New function.
587 * archive.cc (Archive::interpret_header): Only clear name if it is
589 * fileread.cc: Include "gold-threads.h"
590 (file_counts_lock): New static variable.
591 (file_counts_initialize_lock): Likewise.
592 (File_read::release): Only increment counts when using --stats.
593 Use a lock around the increment.
594 * parameters.cc (class Set_parameters_target_once): Define.
595 (set_parameters_target_once): New static variable.
596 (Parameters::Parameters): Move here from parameters.h.
597 (Parameters::set_target): Rewrite.
598 (Parameters::set_target_once): New function.
599 (Parameters::clear_target): Move here and rewrite.
600 * parameters.h (class Parameters): Update declarations. Add
601 set_parameters_target_once_ field.
602 (Parameters::Parameters): Move to parameters.cc.
603 (Parameters::clear_target): Likewise.
604 * readsyms.cc (Read_symbols::do_group): Create a Start_group
606 (Start_group::~Start_group): New function.
607 (Start_group::is_runnable): New function.
608 (Start_group::locks, Start_group::run): New functions.
609 (Finish_group::run): Change saw_undefined to size_t.
610 * readsyms.h (class Start_group): Define.
611 (class Finish_group): Change saw_undefined_ field to size_t.
612 (Finish_group::Finish_group): Remove saw_undefined and
613 this_blocker parameters. Change all callers.
614 (Finish_group::set_saw_undefined): New function.
615 (Finish_group::set_blocker): New function.
616 * symtab.h (class Symbol_table): Change saw_undefined to return
617 size_t. Change saw_undefined_ field to size_t.
618 * target-select.cc (Set_target_once::do_run_once): New function.
619 (Target_selector::Target_selector): Initialize set_target_once_
620 field. Don't initialize lock_ and initialize_lock_ fields.
621 (Target_selector::instantiate_target): Rewrite.
622 (Target_selector::set_target): New function.
623 * target-select.h (class Set_target_once): Define.
624 (class Target_selector): Update declarations. Make
625 Set_target_once a friend. Remove lock_ and initialize_lock_
626 fields. Add set_target_once_ field.
628 2010-02-10 Ian Lance Taylor <iant@google.com>
630 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
632 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
633 (queue_middle_tasks): Add all blockers before queueing any tasks.
634 (queue_final_tasks): Likewise.
635 * token.h (Task_token::add_blockers): New function.
636 * object.h (Input_objects::number_of_relobjs): New function.
638 2010-02-10 Ian Lance Taylor <iant@google.com>
640 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
641 shared, not if not position independent.
642 * x86_64.cc (Relocate::relocate_tls): Likewise.
643 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
644 (tls_pie_pic_test): New target.
645 * testsuite/Makefile.in: Rebuild.
647 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
648 (tls_test_main_pie.o, tls_test_pie.o): New targets.
649 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
650 * testsuite/Makefile.in: Rebuild.
652 2010-02-09 David S. Miller <davem@davemloft.net>
654 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
655 R_SPARC_RELATIVE using ->add_local_relative().
656 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
658 * output.h (Output_data_dynamic::add_section_size): New method
659 that takes two Output_data objects.
660 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
661 entry param. Handle it in initializers.
662 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
663 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
664 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
666 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
667 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
668 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
669 for dynrel_includes_plt.
670 * i386.cc (Target_i386::do_finalize_sections): Likewise.
671 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
672 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
674 (Target_sparc::do_finalize_sections): Update to pass true for
676 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
677 output before .rela.plt
678 (Target_powerpc::do_finalize_sections): Update to pass true for
679 dynrel_includes_plt when 32-bit.
681 2010-02-08 Doug Kwan <dougkwan@google.com>
683 * arm.cc (Arm_relobj::simple_input_section_output_address): New
685 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
686 Arm_relobj::scan_section_for_cortex_a8_stubs,
687 Arm_relobj::do_relocation_section): Instead of calling
688 Output_section::output_address, use faster
689 Arm_relobj::simple_input_section_output_address.
691 2010-02-08 David S. Miller <davem@davemloft.net>
693 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
694 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
695 relocation helper function.
697 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
698 just like R_SPARC_GOT{10,13,22}.
699 (Target_sparc::Scan::local): Likewise.
700 (Target_sparc::Relocate:relocate): Likewise.
702 2010-02-06 Ian Lance Taylor <iant@google.com>
704 * configure.ac: Rewrite targetobjs duplicate removal code to use
705 only shell constructs.
706 * configure: Rebuild.
708 2010-02-05 Doug Kwan <dougkwan@google.com>
711 * arm.cc (Arm_relobj::section_is_scannable): New method.
712 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
713 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
715 2010-02-04 Doug Kwan <dougkwan@google.com>
718 * arm-reloc-property.cc (cstdio): Include.
719 * configure.ac (targetobjs): Remove duplicates.
720 * configure: Regenerate.
721 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
722 big and little endian version for a given address size.
724 2010-02-03 Doug Kwan <dougkwan@google.com>
726 * arm-reloc-property.cc
727 (Arm_reloc_property_table::reloc_name_in_error_message): New method
729 * arm-reloc-property.h
730 (Arm_reloc_property_table::get_implemented_static_reloc_property):
731 New method definition.
732 (Arm_reloc_property_table::reloc_name_in_error_message): New method
734 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
736 (GOT_PREL): Change implemented to Y.
737 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
738 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
739 (Arm_relocate_functions::movw_abs_nc): Remove method.
740 (Arm_relocate_functions::movt_abs): Ditto.
741 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
742 (Arm_relocate_functions::thm_movt_abs): Ditto.
743 (Arm_relocate_functions::movw_rel_nc): Ditto.
744 (Arm_relocate_functions::movw_rel): Ditto.
745 (Arm_relocate_functions::movt_rel): Ditto.
746 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
747 (Arm_relocate_functions:thm_movw_rel): Ditto.
748 (Arm_relocate_functions:thm_movt_rel): Ditto.
749 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
750 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
751 New method definitions.
752 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
753 (Arm_relocation_functions::arm_grp_ldr): Ditto.
754 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
755 (Arm_relocation_functions::arm_grp_ldc): Ditto.
756 (Target_arm::Relocate::relocate): Check for non-static or
757 unimplemented relocation code and exit early. Change calls to
758 Target_arm::reloc_uses_thumb_bit and
759 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
760 instead. Refactor code to handle similar relocations to increase
761 code sharing. Remove check for unsupported relocation code in switch
763 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
764 relocation property table to find out size. Change error message to
765 print out the name of a relocation code instead of the numeric value.
766 (Target_arm::scan_reloc_for_stub): Use relocation property table
767 instead of calling Target_arm::reloc_uses_thumb_bit().
769 2010-02-02 Doug Kwan <dougkwan@google.com>
771 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
772 types of relaxed input section.
774 2010-02-02 Doug Kwan <dougkwan@google.com>
776 * Makefile.am (HFILES): Add arm-reloc-property.h.
778 (TARGETSOURCES): Add arm-reloc-property.cc
779 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
780 (libgold_a_SOURCES): $(DEFFILES)
781 * Makefile.in: Regenerate.
782 * arm-reloc-property.cc: New file.
783 * arm-reloc-property.h: New file.
784 * arm-reloc.def: New file.
785 * arm.cc: Update comments.
786 (arm-reloc-property.h): New included header.
787 (arm_reloc_property_table): New global variable.
788 (Target_arm::do_select_as_default_target): New method definition.
789 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
790 arm-reloc-property to targ_extra_obj.
791 * parameters.cc (set_parameters_target): Call
792 Target::select_as_default_target().
793 * target.h (Target::select_as_default_target): New method definition.
794 (Target::do_select_as_default_target): Same.
796 2010-02-01 Doug Kwan <dougkwan@google.com>
798 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
799 first_output_text_section_.
800 (Arm_exidx_fixup::first_output_text_section): New method definition.
801 (Arm_exidx_fixup::first_output_text_section_): New data member.
802 (Arm_exidx_fixup::process_exidx_section): Record the first text
804 (Arm_output_section::fix_exidx_coverage): Set correct linked section
805 and entsize in output section header.
807 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
809 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
810 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
811 (Arm_relocate_functions::thm_alu11): New Method.
812 (Arm_relocate_functions::thm_pc8): New Method.
813 (Arm_relocate_functions::thm_pc12): New Method.
814 (Target_arm::Scan::local): Handle the relocations.
815 (Target_arm::Scan::global): Likewise.
816 (Target_arm::Relocate::relocate): Likewise.
817 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
819 2010-01-29 Doug Kwan <dougkwan@google.com>
821 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
822 of relocation types as ld.
824 2010-01-29 Doug Kwan <dougkwan@google.com>
826 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
828 (Arm_relocate_functions::thumb_branch_common): Ditto.
829 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
830 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
831 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
832 Arm_relocate_functions::jump24): Remove.
833 (Target_arm::Relocate::relocate): Adjust code to call
834 Arm_relocation_functions::arm_branch_common and
835 Arm_relocation_functions::thumb_branch_common instead of their removed
836 wrappers. Merge switch-cases together to reduce source code size.
838 2010-01-29 Doug Kwan <dougkwan@google.com>
840 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
841 output_local_symbol_count_needs_update_.
842 (Arm_relobj::output_local_symbol_count_needs_update,
843 Arm_relobj::set_output_local_symbol_count_needs_update,
844 Arm_relobj::update_output_local_symbol_count): New methods.
845 (Arm_relobj::output_local_symbol_count_needs_update_): New data
847 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
848 of pointed function as in a R_ARM_PREL31 relocation.
849 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
850 for output local symbol count updating.
851 (Target_arm::do_relax): Update output local symbol counts in objects
853 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
855 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
857 * arm.cc: Added support for the ARM relocations:
858 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
859 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
860 (Arm_relocate_functions::movw_rel_nc): Renamed (was
862 (Arm_relocate_functions::movw_rel): New method.
863 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
864 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
866 (Arm_relocate_functions::thm_movw_rel): New method.
867 (Arm_relocate_functions::thm_movt_rel): Renamed (was
869 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
871 (Target_arm::Scan::global): Likewise.
872 (Target_arm::Relocate::relocate): Likewise.
873 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
876 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
878 * arm.cc: Added support for ARM group relocations.
879 (Target_arm::reloc_needs_sym_origin): New method.
880 (Arm_relocate_functions::calc_grp_kn): New method.
881 (Arm_relocate_functions::calc_grp_residual): New method.
882 (Arm_relocate_functions::calc_grp_gn): New method.
883 (Arm_relocate_functions::arm_grp_alu): New Method.
884 (Arm_relocate_functions::arm_grp_ldr): New Method.
885 (Arm_relocate_functions::arm_grp_ldrs): New Method.
886 (Arm_relocate_functions::arm_grp_ldc): New Method.
887 (Target_arm::Scan::local): Handle the ARM group relocations.
888 (Target_arm::Scan::global): Likewise.
889 (Target_arm::Relocate::relocate): Likewise.
890 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
893 2010-01-26 Doug Kwan <dougkwan@google.com>
895 * arm.cc (set): Include.
896 (class Arm_exidx_fixup): Change type of last_input_section_ to const
898 (Arm_output_section::Text_section_list): New type.
899 (Arm_output_section::append_text_sections_to_list): New method.
900 (Arm_output_section::fix_exidx_coverage): Ditto.
901 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
902 (Arm_relobj::convert_input_section_to_relaxed_section): Use
903 Relobj::set_section_offset() instead of
904 Sized_relobj::invalidate_section_offset().
905 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
906 parameter for section headers. Ignore relocation sections for
907 unallocated sections and EXIDX sections.
908 (Target_arm::fix_exidx_coverage): New method.
909 (Target_arm::output_section_address_less_than): New type.
910 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
911 linked text section instead of the EXIDX section.
912 (Arm_output_section::create_stub_group): Add an assertion to check
913 that this is not an EXIDX output section.
914 (Arm_output_section::append_text_sections_to_list): New method.
915 (Arm_output_section::fix_exidx_coverage): Ditto.
916 (Arm_relobj::scan_sections_for_stubs): Adjust call to
917 Arm_relobj::section_needs_reloc_stub_scanning.
918 (Target_arm::do_relax): Fix EXIDX output section coverage in the
920 (Target_arm::fix_exidx_coverage): New method.
921 * object.h (Relobj::set_output_section): New method.
922 (Sized_relobj::invalidate_section_offset): Remove method.
923 (Sized_relobj::do_invalidate_section_offset): Remove method.
924 (Sized_relobj::do_set_section_offset): Handle offset value -1.
926 2010-01-25 Doug Kwan <dougkwan@google.com>
928 * arm.cc (Arm_exidx_merged_section::do_output_offset):
929 Fix warning due to signed and unsigned comparison on a 32-bit host.
931 2010-01-22 Doug Kwan <dougkwan@google.com>
933 * arm.cc (Target_arm::do_relax): Record an output section for section
934 offset adjustment it contains any stub table that has changed.
935 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
936 offsets in an output section if necessary.
937 * output.cc (Output_section::Output_section): Initialize
938 section_offsets_need_adjustments_.
939 (Output_section::add_input_section_for_script): Renamed to
940 Output_section::add_simple_input_section.
941 (Output_section::save_states): Add a comment.
942 (Output_section::discard_states): New method defintion.
943 (Output_section::adjust_section_offsets): Same.
944 * output.h (Output_section::add_input_section_for_script): Renamed to
945 Output_section::add_simple_input_section.
946 (Output_section::discard_states): New method declaration.
947 (Output_section::adjust_section_offsets): Same.
948 (Output_section::section_offsets_need_adjustment,
949 Output_section::set_section_offsets_need_adjustment): New method
951 (Output_section::section_offsets_need_adjustment_): New data member.
953 (Output_section_element_input::set_section_address): Adjust code for
954 renaming of Output_section::add_input_section_for_script.
955 (Orphan_output_section::set_section_address): Same.
957 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
959 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
960 Fix_v4bx enum values .
961 * gold/options.h (General_options): New option definitions.
962 (General_options::fix_v4bx): New method.
963 (General_options::Fix_v4bx): New enum.
964 * gold/options.cc (General_options::parse_fix_v4bx): New method.
965 (General_options::parse_fix_v4bx_interworking): New method.
967 2010-01-22 Doug Kwan <dougkwan@google.com>
969 * arm.cc (Arm_exidx_fixup): New class.
971 2010-01-21 Doug Kwan <dougkwan@google.com>
973 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
975 (Arm_exidx_section_offset_map): New type.
977 2010-01-21 Doug Kwan <dougkwan@google.com>
979 * arm.cc (Arm_exidx_input_section): New class.
980 (Arm_relobj::exidx_input_section_by_link,
981 Arm_relobj::exidx_input_section_by_shndx,
982 Arm_relobj::make_exidx_input_section): New methods.
983 (read_arm_attributes_section): Remove.
984 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
985 information about them.
986 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
989 2010-01-20 Doug Kwan <dougkwan@google.com>
991 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
992 Input_section_specifier to Section_id.
993 (Target_arm::new_arm_input_section: Adjust code for change of key
995 (Target_arm::find_arm_input_section): Ditto.
996 * gc.h (object.h): Include for Section_id nand Section_id_hash.
997 (Section_id): Remove.
998 (Garbage_collection::Section_id_hash): Remove.
999 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1000 (Section_id): Remove.
1001 (Icf::Section_id_hash): Remove.
1002 * object.h (Section_id, Const_section_id, Section_id_hash,
1003 Const_section_id_hash): New type definitions.
1004 * output.cc (Output_section::add_relaxed_input_section): Change to
1005 use Const_section_id instead of Input_section_specifier as key type.
1006 (Output_section::add_merge_input_section): Ditto.
1007 (Output_section::build_relaxation_map): Change to use Section_id
1008 instead of Input_section_specifier as key type.
1009 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1011 (Output_section::convert_input_sections_to_relaxed_sections): Change
1012 to use Const_section_id instead of Input_section_specifier as key type.
1013 (Output_section::find_merge_section): Ditto.
1014 (Output_section::find_relaxed_input_section): Ditto.
1015 * output.h (Input_section_specifier): Remove class.
1016 (Output_section::Output_section_data_by_input_section_map): Change
1017 key type to Const_section_id.
1018 (Output_section::Output_relaxed_input_section_by_input_section_map):
1020 (Output_section::Relaxation_map): Change key type to Section_id.
1022 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1024 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1025 (class Arm_v4bx_stub): New class.
1026 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1027 (Stub_factory::make_arm_v4bx_stub): New method.
1028 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1029 (Stub_table::empty): Handle v4bx stubs.
1030 (Stub_table::add_arm_v4bx_stub): New method.
1031 (Stub_table::find_arm_v4bx_stub): New method.
1032 (Arm_relocate_functions::v4bx): New method.
1033 (Target_arm::fix_v4bx): New method.
1034 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1035 (Stub_table::relocate_stubs): Likewise.
1036 (Stub_table::do_write): Likewise.
1037 (Stub_table::update_data_size_and_addralign): Likewise.
1038 (Stub_table::finalize_stubs): Likewise.
1039 (Target_arm::Scan::local): Likewise.
1040 (Target_arm::Scan::global): Likewise.
1041 (Target_arm::do_finalize_sections): Likewise.
1042 (Target_arm::Relocate::relocate): Likewise.
1043 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1045 (Target_arm::scan_reloc_for_stub): Likewise.
1046 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1048 2010-01-19 Ian Lance Taylor <iant@google.com>
1050 * output.cc (Output_section_headers::do_sized_write): Write large
1051 segment count to sh_info field.
1052 (Output_file_header::do_sized_write): For large segment count,
1053 write PN_XNUM to e_phnum field.
1055 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1057 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1058 (Arm_relocate_functions::thm_jump8): New function.
1059 (Arm_relocate_functions::thm_jump11): New function.
1060 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1062 (Target_arm::Scan::global): Likewise.
1063 (Target_arm::Relocate::relocate): Likewise.
1064 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1067 2010-01-14 Doug Kwan <dougkwan@google.com>
1069 * arm.cc (map, utility): Include headers.
1070 (Target_arm::apply_cortex_a8_workaround): New method.
1071 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1072 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1073 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1074 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1075 the --[no-]fix-cortex-a8 command line options.
1076 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1077 (Target_arm::relocate_stub): Use addend in instruction template.
1078 * options.h (DEFINE_bool): Set the user-set flag.
1079 (General_options): Add --[no-]-fix-cortex options.
1080 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1081 : Update fast look-up map after conversion.
1083 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1085 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1086 in the first pass of do_layout.
1088 2010-01-13 Doug Kwan <dougkwan@google.com>
1090 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1091 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1092 apparent compiler problem of not folding static constant integral
1093 data members of elfcpp::Elf_sizes<32>.
1095 2010-01-13 Doug Kwan <dougkwan@google.com>
1097 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1098 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1099 Arm_relobj::scan_section_for_cortex_a8_erratum,
1100 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1101 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1102 sections to scan for relocation stubs into a new method
1103 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1104 relocation and Cortex-A8 stub scanning.
1105 (Target_arm::do_relax): Force stubs to be after stubbed sections
1106 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1107 the beginning of a new relaxation pass. Update a comment.
1108 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1110 2010-01-12 Ian Lance Taylor <iant@google.com>
1112 * target-reloc.h (visibility_error): New inline function.
1113 (relocate_section): Call visibility_error.
1114 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1115 (MOSTLYCLEANFILES): Likewise.
1116 (protected_4_pic.o, protected_3.err): New targets.
1117 * testsuite/protected_4.cc: New file.
1119 2010-01-12 Doug Kwan <dougkwan@google.com>
1121 * arm.cc (Cortex_a8_reloc): New class.
1122 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1123 and cortex_a8_relocs_info_.
1124 (Target_arm::fix_cortex_a8): New method definition.
1125 (Target_arm::Cortex_a8_relocs_info): New type.
1126 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1127 New data member declarations.
1128 (Target_arm::scan_reloc_for_stub): Record information about
1129 relocations for THUMB branches that might be exempted from the
1130 Cortex-A8 workaround.
1131 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1132 at the beginning of a relaxation pass.
1134 2010-01-12 Doug Kwan <dougkwan@google.com>
1136 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1137 (Arm_relobj::Mapping_symbol_position,
1138 Arm_reloj::Mapping_symbol_position_less,
1139 Arm_relobj::Mapping_symbols_info): New types.
1140 (Target_arm::is_mapping_symbol_name): New method definition.
1141 (Arm_relobj::do_count_local_symbols): Save information about mapping
1144 2010-01-11 Doug Kwan <dougkwan@google.com>
1146 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1147 Arm_relocate_functions::thumb32_branch_upper,
1148 Arm_relocate_functions::thumb32_branch_lower,
1149 Arm_relocate_functions::thumb32_cond_branch_offset,
1150 Arm_relocate_functions::thumb32_cond_branch_upper,
1151 Arm_relocate_functions::thumb32_cond_branch_lower,
1152 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1153 branch offset encoding.
1154 (Arm_relocate_functions::thumb_branch_common): Use new branch
1155 offset encoding methods to avoid code duplication.
1156 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1157 (Stub_addend_reader::operator()): Use new branch encoding method
1158 to avoid code duplication.
1160 2010-01-11 Doug Kwan <dougkwan@google.com>
1162 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1163 (Target_arm::do_finalize_sections): Define special EXIDX section
1164 symbols only if referenced.
1165 * gc.h (Garbage_collection::add_reference): New method.
1166 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1169 2010-01-11 Ian Lance Taylor <iant@google.com>
1171 * script.cc (Version_script_info::build_expression_list_lookup):
1172 Change complaing about duplicate wildcard match from error to
1175 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1177 (Version_script_info::Version_script_info): Initialize globs_,
1178 default_version_, default_is_global_, and exact_. Don't
1179 initialize globals_ or locals_.
1180 (Version_script_info::build_lookup_tables): Build local symbols
1182 (Version_script_info::unquote): New function.
1183 (Version_script_info::add_exact_match): New function.
1184 (Version_script_info::build_expression_list_lookup): Remove lookup
1185 parameter. Add is_global parameter. Change all callers. Handle
1186 wildcard pattern specially. Unquote pattern. Call
1188 (Version_script_info::get_name_to_match): New function.
1189 (Version_script_info::get_symbol_version): New function.
1190 (Version_script_info::get_symbol_version_helper): Remove.
1191 (Version_script_info::check_unmatched_names): Call unquote.
1192 * script.h (class Version_script_info): Change get_symbol_version
1193 to be non-inline and add is_global parameter; change all callers.
1194 Rewrite symbol_is_local. Update declarations. Define struct
1195 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1196 Remove globals_ and locals_ members. Add exact_, globs_,
1197 default_version_, is_global_.
1198 (Version_script_info::Glob): Remove pattern, add expression and
1199 is_global. Update constructor. Change all callers.
1200 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1202 (Versions::symbol_section_contents): If a symbol is undefined, or
1203 defined in a dynamic object, set the version index to
1205 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1207 (Symbol_table::add_from_pluginobj): Likewise.
1208 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1210 2010-01-11 Doug Kwan <dougkwan@google.com>
1212 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1213 (incremental_dump_LDADD): Add linking option for libintl.
1214 * Makefile.in: Regenerate.
1216 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1219 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1221 * testsuite/Makefile.in: Regenerated.
1223 2010-01-10 Doug Kwan <dougkwan@google.com>
1225 * options.h (DEFINE_var): Use parentheses around argument varname__
1226 in macro body to avoid any unintended subsequent substitutions.
1228 2010-01-10 Ian Lance Taylor <iant@google.com>
1230 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1231 candidates before doing symbol resolution.
1233 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1234 ODR candidates if only one is weak.
1236 2010-01-08 Ian Lance Taylor <iant@google.com>
1238 * script.cc (Version_script_info::build_expression_list_lookup):
1239 Don't warn about ambiguous version, just record the ambiguity.
1240 (Version_script_info::get_symbol_version_helper): Give error if
1241 version is ambiguous.
1243 2010-01-08 Doug Kwan <dougkwan@google.com>
1245 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1246 prev_data_size_ and prev_addralign_. Remove initializer for
1247 deleted data member has_been_changed_.
1248 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1249 to determine if the table is empty.
1250 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1252 (Stub_table::add_reloc_stub): Define method in class definition
1253 instead of just declaring it there.
1254 (Stub_table::add_cortex_a8_stub): New method definition.
1255 (Stub_table::update_data_size_and_addralign): Ditto.
1256 (Stub_table::finalize_stubs): Ditto.
1257 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1258 (Stub_table::do_addralign_): Return address alignment in the
1259 (Stub_table::do_reset_address_and_file_offset): Define method in
1260 class definition instead of declaring it there. Set current data
1261 size to be the data size of the previous pass.
1262 (Stub_table::set_final_data_size): Use current data size as the
1264 (Stub_table::relocate_stub): Change parameter type of stub from
1265 Reloc_stub pointer to Stub pointer.
1266 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1267 (Stub_table::Cortex_a8_stub_list): New typedef.
1268 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1269 Stub_table::prev_addralign_): New data member.
1270 (Arm_relobj::Arm_relobj): Initialize data member
1271 section_has_cortex_a8_workaround_.
1272 (Arm_relobj::section_has_cortex_a8_workaround,
1273 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1275 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1277 (Target_arm::relocate_stub): Change parameter type of stub from
1278 Reloc_stub pointer to Stub pointer.
1279 (Insn_template::size, Insn_template::alignment): Handle
1280 THUMB16_SPECIAL_TYPE.
1281 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1282 Stub_table::update_data_size_and_addralign,
1283 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1285 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1286 (Stub_table::do_write): Ditto.
1287 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1289 2010-01-08 Ian Lance Taylor <iant@google.com>
1292 * symtab.h (class Symbol): Remove fields is_target_special_ and
1293 has_plt_offset_. Add field is_defined_in_discarded_section_.
1294 (Symbol::is_defined_in_discarded_section): New function.
1295 (Symbol::set_is_defined_in_discarded_section): New function.
1296 (Symbol::has_plt_offset): Rewrite.
1297 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1298 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1299 Don't initialize is_target_special_ or has_plt_offset_.
1300 Initialize is_defined_in_discarded_section_.
1301 (Symbol_table::add_from_relobj): If appropriate, set
1302 is_defined_in_discarded_section.
1303 * resolve.cc (Symbol::override_base_with_special): Don't test
1304 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1305 * target-reloc.h (relocate_section): Do special handling for
1306 symbols defined in discarded sections for global symbols as well
1309 2010-01-08 Ian Lance Taylor <iant@google.com>
1311 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1312 the SHT_SYMTAB case.
1314 2010-01-08 Ian Lance Taylor <iant@google.com>
1316 * object.cc (Sized_relobj::do_layout): Don't get confused if
1317 layout_eh_frame returns NULL.
1319 2010-01-08 Ian Lance Taylor <iant@google.com>
1322 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1323 dynamic symbol table, use the normal symbol table.
1324 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1327 2010-01-08 Ian Lance Taylor <iant@google.com>
1330 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1333 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1335 * version.cc (print_version): Change to "Copyright 2010".
1337 2010-01-08 Ian Lance Taylor <iant@google.com>
1341 * i386.cc (class Target_i386): Change return type of plt_section
1343 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1344 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1345 tls_desc_rel_ field.
1346 (Output_data_plt_i386::rel_tls_desc): New function.
1347 (Target_i386::rel_tls_desc_section): New function.
1348 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1349 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1350 R_386_TLS_DESC reloc in rel_tls_desc_section.
1351 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1352 Define struct Tlsdesc_info.
1353 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1354 (Target_x86_64::do_reloc_symbol_index): New function.
1355 (Target_x86_64::add_tlsdesc_info): New function.
1356 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1357 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1359 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1361 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1362 (Target_x86_64::rela_tlsdesc_section): New function.
1363 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1365 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1366 (Target_x86_64::do_reloc_addend): New function.
1367 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1368 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1369 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1370 (Output_reloc::type): New function.
1371 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1372 (Output_reloc::is_target_specific): New function.
1373 (Output_reloc::target_arg): New function.
1374 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1375 absolute relocs and target specific relocs.
1376 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1377 add_target_specific.
1378 (class Output_data_reloc) [SHT_RELA]: Likewise.
1379 * output.cc (Output_reloc::Output_reloc): Add four new versions
1380 for absolute relocs and target specific relocs.
1381 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1382 (Output_reloc::get_symbol_index): Likewise.
1383 (Output_reloc::local_section_offset): Check that local_sym_index_
1384 is not TARGET_CODE or 0.
1385 (Output_reloc::symbol_value): Likewise.
1386 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1388 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1389 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1391 * layout.cc (add_target_dynamic_tags): Use output section for
1392 DT_PLTRELSZ and DT_JMPREL.
1394 2010-01-07 Ian Lance Taylor <iant@google.com>
1397 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1399 (class Output_data_reloc_generic): Define.
1400 (class Output_data_reloc_base): Change base class to
1401 Output_data_reloc_generic. Change add() method to call
1402 bump_relative_reloc_count for a relative reloc. Remove
1404 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1406 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1407 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1409 * layout.h (class Layout): Update declaration.
1411 2010-01-07 Ian Lance Taylor <iant@google.com>
1413 * output.h (class Output_data): Add const version of
1414 output_section and do_output_section.
1415 (class Output_section_data): Add const version of
1417 (class Output_section): Likewise.
1418 * layout.cc (Layout::add_target_dynamic_tags): New function.
1419 * layout.h (class Layout): Update declarations.
1420 * arm.cc (Target_arm::do_finalize_sections): Use
1421 add_target_dynamic_tags.
1422 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1423 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1424 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1425 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1427 2010-01-07 Ian Lance Taylor <iant@google.com>
1430 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1433 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1434 Ian Lance Taylor <iant@google.com>
1437 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1438 Xindex::read_symtab_xindex.
1440 2010-01-07 Doug Kwan <dougkwan@google.com>
1442 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1443 (Insn_template::thumb16_bcond_insn): New method declaration.
1444 (Insn_template): Fix spelling.
1445 (Stub::thumb16_special): New method declaration.
1446 (Stub::do_write): Define virtual method which was previously pure
1448 (Stub::do_thumb16_special): New method declaration.
1449 (Stub::do_fixed_endian_write): New template member.
1450 (Reloc_stub::do_write): Remove.
1451 (Reloc_stub::do_fixed_endian_write): Remove.
1452 (Cortex_a8_stub): New class definition.
1453 (Stub_factory::make_cortex_a8_stub): New method definition.
1454 (Stub_factory::Stub_factory): Add missing static storage class
1455 qualifier for elf32_arm_stub_a8_veneer_blx.
1457 2010-01-07 Ian Lance Taylor <iant@google.com>
1460 * options.h (class General_options): Add --warn-unresolved-symbols
1461 and --error-unresolved-symbols.
1462 * errors.cc (Errors::undefined_symbol): Implement
1463 --warn-unresolved-symbols.
1465 * options.h (class General_options): Add -z text and -z textoff.
1466 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1468 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1470 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1471 (Garbage_collection::cident_sections): New function.
1472 (Garbage_collection::add_cident_section): New function.
1473 (Garbage_collection::cident_sections_): New member.
1474 (gc_process_relocs): Add references to sections whose names are C
1476 * gold.h (cident_section_start_prefix): New constant.
1477 (cident_section_stop_prefix): New constant.
1478 (is_cident): New function.
1479 * layout.cc (Layout::define_section_symbols): Replace string constants
1480 with the newly defined constants.
1481 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1483 * testsuite/Makefile.am: Add gc_orphan_section_test.
1484 * testsuite/Makefile.in: Regenerate.
1485 * testsuite/gc_orphan_section_test.cc: New file.
1486 * testsuite/gc_orphan_section_test.sh: New file.
1488 2010-01-06 Ian Lance Taylor <iant@google.com>
1491 * options.h (class General_options): Add --warn-shared-textrel.
1492 * layout.cc (Layout::finish_dynamic_section): Implement
1493 --warn-shared-textrel.
1496 * options.h (class General_options): Add --warn-multiple-gp.
1498 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1500 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1501 $(THREADSLIB) and $(LIBDL).
1502 * Makefile.in: Rebuild.
1504 2010-01-06 Ian Lance Taylor <iant@google.com>
1507 * options.cc (General_options::parse_section_start): New function.
1508 (General_options::section_start): New function.
1509 (General_options::General_options): Initialize all members.
1510 * options.h: Include <map>
1511 (class General_options): Add --section-start. Add section_starts_
1513 * layout.cc (Layout::attach_allocated_section_to_segment): If
1514 --section-start was used, set the address of the segment. Remove
1515 local sort_sections.
1516 (Layout::relaxation_loop_body): If the address of the load segment
1517 has been set by --section-start, don't use it.
1518 * output.h (Output_segment::update_flags_for_output_section): New
1520 * output.cc (Output_segment::add_output_section): Call
1521 update_flags_for_output_section.
1523 2010-01-05 Ian Lance Taylor <iant@google.com>
1526 * options.h (class General_options): Add --undefined-version.
1527 * script.cc (struct Version_expression): Add was_matched_by_symbol
1529 (Version_script_info::matched_symbol): New function.
1530 (Version_script_info::get_symbol_version_helper): Call
1532 (Version_script_info::check_unmatched_names): New function.
1533 * script.h (class Version_script_info): Update declarations.
1534 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1536 * options.h (class General_options): Use DEFINE_bool_alias for
1537 allow_multiple_definition.
1538 * resolve.cc (Symbol_table::should_override): Don't test
1539 allow_multiple_definition.
1542 * options.h (class General_options): Add --cref.
1543 * main.cc (main): Print cref table if --cref. Don't close mapfile
1544 until after printing cref table.
1545 * cref.cc: Include "symtab.h".
1546 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1547 (Cref_table_compare::operator()): New function.
1548 (Cref_inputs::gather_cref): New function.
1549 (filecol): New static const.
1550 (Cref_inputs::print_cref): New function.
1551 (Cref::print_cref): New function.
1552 * cref.h: Include <cstdio>.
1553 (class Cref): Update declarations.
1554 * mapfile.h (Mapfile::file): New function.
1555 * object.h (class Object): Define Symbols. Declare virtual
1556 do_get_global_symbols.
1557 (Object::get_global_symbols): New function.
1558 * object.cc (Input_objects::add_object): Pass object to cref_ if
1560 (Input_objects::archive_start): Likewise.
1561 (Input_objects::archive_stop): Likewise.
1562 (Input_objects::print_cref): New function.
1563 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1564 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1566 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1568 * plugin.h (class Sized_pluginobj): Update declarations.
1570 2010-01-05 Ian Lance Taylor <iant@google.com>
1572 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1573 to is_default_version. Rename insdef to insdefault.
1574 (Symbol_table::add_from_relobj): Rename def to is_default_version
1575 and local to is_forced_local.
1576 (Symbol_table::add_from_pluginobj): Likewise.
1577 (Symbol_table::add_from_dynobj): Likewise.
1578 (Symbol_table::define_special_symbol): Rename insdef to
1581 2010-01-04 Ian Lance Taylor <iant@google.com>
1584 * options.h (class General_options): Add
1585 --allow-multiple-definition and -z muldefs.
1586 * resolve.cc (Symbol_table::should_override): Don't warn about a
1587 multiple symbol definition if --allow-multiple-definition or -z
1591 * options.h (class General_options): Add --add-needed and
1592 --copy-dt-needed-entries. Tweak --as-needed help entry.
1593 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1594 error if --copy-dt-needed-entries aka --add-needed is used and
1595 would cause a change in behaviour.
1598 * options.h (class General_options): Add -G as a short version of
1599 --shared. Add no-op options -assert, -g, and -i.
1601 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1603 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1604 check for .text or .gnu.linkonce.t sections.
1605 * icf.cc (Icf::find_identical_sections): Ditto.
1606 Change the detection for mangled function name within the section
1608 * icf.h (is_section_foldable_candidate): New function.
1610 2009-12-30 Ian Lance Taylor <iant@google.com>
1613 * options.h (class General_options): Permit two dashes with
1614 --retain-symbols-file.
1616 2009-12-30 Ian Lance Taylor <iant@google.com>
1619 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1620 don't put the file header and segment headers in the text
1624 * common.cc (Sort_commons::operator()): Stabilize sort when both
1626 (Symbol_table::do_allocate_commons_list): When allocating common
1627 symbols, skip a symbol which is no longer common.
1628 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1629 an object before checking its type.
1630 * testsuite/common_test_2.c: New file.
1631 * testsuite/common_test_3.c: New file.
1632 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1633 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1634 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1635 (common_test_2_pic.o, common_test_2.so): New targets.
1636 (common_test_3_pic.o, common_test_3.so): New targets.
1637 * testsuite/Makefile.in: Rebuild.
1640 * script.cc (read_input_script): If we see a new SECTIONS clause,
1641 and we have added an input section, give an error.
1642 * layout.h (class Layout): Add have_added_input_section function.
1643 Add have_added_input_section_ field.
1644 * layout.cc (Layout::Layout): Initialize
1645 have_added_input_section_.
1646 (Layout::layout): Set have_added_input_section_.
1647 (Layout::layout_eh_frame): Likewise.
1649 2009-12-30 Ian Lance Taylor <iant@google.com>
1652 * options.h (class General_options): Add --sort-common option.
1653 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1654 * common.cc (Sort_common): Add sort_order parameter to
1655 constructor. Add sort_order_ field.
1656 (Sort_commons::operator): Check sort_order_.
1657 (Symbol_table::allocate_commons): Determine the sort order.
1658 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1660 (Symbol_table::do_allocate_commons_list): Likewise.
1662 2009-12-30 Ian Lance Taylor <iant@google.com>
1665 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1666 symbols from this object, don't change the visibility of an
1668 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1670 2009-12-30 Ian Lance Taylor <iant@google.com>
1673 * script.h (class Version_script_info): Define Language enum.
1674 Update declarations. Define Glob, Exact, and Lookup types. Add
1675 new fields globals_, locals_, and is_finalized_.
1676 * script.cc: Various formatting fixes.
1677 (class Parser_closure): Change language_stack_ from a vector of
1678 std::string to one of Version_script_info::Language. Adjust all
1680 (class Lazy_demangler): Remove.
1681 (struct Version_expression): Change language from std::string to
1682 Version_script_info::Language.
1683 (Version_script_info::Version_script_info): New function.
1684 (Version_script_info::~Version_script_info): Don't call clear.
1685 (Version_script_info::finalize): New function.
1686 (Version_script_info::build_lookup_tables): New function.
1687 (Version_script_info::build_expression_list_lookup): New
1689 (Version_script_info::get_symbol_version_helper): Rewrite to use
1691 (Version_script_info::print_expression_list): Adjust to use
1692 Version_script_info::Language.
1693 (script_push_lex_into_version_mode): Check that the version script
1694 has not been finalized.
1695 (version_script_push_lang): Change language string to
1696 Version_script_info::Language.
1697 * options.cc (Command_line::version_script): New function.
1698 * options.h (class General_options): Add finalize_dynamic_list
1699 function. Change version_script from declaration to definition.
1700 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1701 * testsuite/version_script.map: Remove duplicate def of foo.
1702 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1704 * testsuite/Makefile.in: Rebuild.
1706 2009-12-30 Ian Lance Taylor <iant@google.com>
1709 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1710 if the input symbol index is 0, make the output symbol index 0.
1712 2009-12-30 Ian Lance Taylor <iant@google.com>
1715 * options.h (class General_options): Add -x/--discard-all.
1716 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1717 --discard-all. If the local symbol needs a dynamic entry, check
1718 that before handling --discard-locals.
1720 2009-12-30 Ian Lance Taylor <iant@google.com>
1723 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1725 (Output_segment::add_output_section): Don't change the flags if
1729 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1730 GNU hash table if they need a dynamic value. Otherwise, don't add
1731 them if they are defined in a dynamic object or are forced local.
1733 2009-12-29 Ian Lance Taylor <iant@google.com>
1736 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1737 .gnu.hash table for a 32-bit target.
1740 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1741 regular and a dynamic object only needs a dynamic symbol table
1742 entry if it is externally visible.
1745 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1746 constructor. Add global_offset_table_ field.
1747 (Target_i386::got_section): Set global_offset_table_.
1748 (Target_i386::do_finalize_sections): Set global_offset_table_
1750 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1751 in constructor. Add global_offset_table_ field.
1752 (Target_x86_64::got_section): Set global_offset_table_.
1753 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1756 * layout.cc (Layout::Layout): Initialize increase_relro_.
1757 (Layout::get_output_section): Add is_relro, is_last_relro, and
1758 is_first_non_relro parameters. Change all callers.
1759 (Layout::choose_output_section): Likewise.
1760 (Layout::add_output_section_data): Likewise.
1761 (Layout::make_output_section): Likewise.
1762 (Layout::set_segment_offsets): Clear increase_relro when using a
1764 * layout.h (class Layout): Add increase_relro method. Add
1765 increase_relro_ field. Update declarations.
1766 * output.cc (Output_section::Output_section): Initialize
1767 is_last_relro_ and is_first_non_relro_.
1768 (Output_segment::add_output_section): Group relro sections is
1769 do_sort is true. Handle is_last_relro and is_first_non_relro.
1770 (Output_segment::maximum_alignment): Remove relro handling.
1771 (Output_segment::set_section_addresses): Add increase_relro
1772 parameter. Change all callers. Add initial alignment to align
1773 relro sections on separate page. Remove old relro handling.
1774 (Output_segment::set_section_list_addresses): Remove in_relro
1775 parameter. Change all callers.
1776 (Output_segment::set_offset): Add increase parameter. Change all
1777 callers. Remove old relro handling.
1778 * output.h (class Output_section): Add new methods: is_last_relro,
1779 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1780 Add is_last_relro_ and is_first_non_relro_ fields.
1781 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1782 Create separate .got.plt section. Call increase_relro.
1783 * x86_64.cc (Target_x86_64::got_section): Likewise.
1784 * testsuite/relro_script_test.t: Add .got.plt.
1787 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1788 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1789 (Layout::finalize): Call set_dynamic_symbol_size.
1790 (Layout::set_dynamic_symbol_size): New function.
1791 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1792 set_dynamic_symbol_size.
1795 * output.h (class Output_section): Add is_entsize_zero_ field.
1796 * output.cc (Output_section::Output_section): Initialize
1798 (Output_section::set_entsize): If two different entsizes are
1799 requested, force it to zero.
1800 (Output_section::add_input_section): Set flags for .debug_str
1801 before updating section flags. Set entsize.
1802 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1803 and SHF_STRING if all input sections have those flags.
1805 2009-12-29 Rafael Espindola <espindola@google.com>
1807 * main.cc (main): Fix the sys time reporting.
1808 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1811 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1813 * options.cc (General_options::parse_version): Allow -v to exit
1814 without an error if there is nothing to link.
1816 2009-12-29 Ian Lance Taylor <iant@google.com>
1818 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1819 using a version of gcc before 4.1.
1820 * configure: Rebuild.
1822 2009-12-28 Chris Demetriou <cgd@google.com>
1824 * attributes.cc (Output_attributes_section_data::do_write): Use
1825 std::vector::front rather than std::vector::data.
1827 2009-12-28 Ian Lance Taylor <iant@google.com>
1829 * symtab.h (class Symbol_table): Add enum Defined.
1830 * resolve.cc (Symbol_table::should_override): Add defined
1831 parameter. Change all callers. Test whether object is NULL
1832 before calling a method on it.
1833 (Symbol_table::report_resolve_problem): Add defined parameter.
1835 (Symbol_table::should_override_with_special): Likewise.
1836 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1837 parameter. Change all callers.
1838 (Symbol_table::do_define_in_output_data): Likewise.
1839 (Symbol_table::define_in_output_segment): Likewise.
1840 (Symbol_table::do_define_in_output_segment): Likewise.
1841 (Symbol_table::define_as_constant): Likewise.
1842 (Symbol_table::do_define_as_constant): Likewise.
1843 * script.h (class Symbol_assignment): Add is_defsym parameter to
1844 constructor; change all callers.
1845 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1846 parameter. Change all callers. Add is_defsym_ field.
1847 (class Parser_closure): Add parsing_defsym parameter to
1848 constructor; change all callers. Add parsing_defsym accessor
1849 function. Add parsing_defsym_ field.
1851 2009-12-28 Ian Lance Taylor <iant@google.com>
1853 * gold.cc (queue_middle_tasks): Fix formatting.
1854 * object.cc (Relobj::is_section_name_included): Likewise.
1856 2009-12-23 Ian Lance Taylor <iant@google.com>
1858 * i386.cc (Target_i386::do_calls_non_split): Recognize
1859 -fsplit-stack prologue for a function with a static chain.
1860 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1861 -fsplit-stack prologue when using %r11.
1863 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1865 * options.cc (General_options::parse_version): Make -v continue and do
1866 the link like GNU ld does.
1868 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1870 * Makefile.am (CCFILES): Add timer.cc.
1871 (HFILES): Add timer.h.
1872 * configure.ac: Check for sysconf and times.
1873 * main.cc: include timer.h.
1874 (main): Use Timer instead of get_run_time.
1877 * workqueue.cc: include timer.h.
1878 (Workqueue::find_and_run_task):
1879 Report user, sys and wall time.
1880 * Makefile.in: Regenerate.
1881 * config.in: Regenerate.
1882 * configure: Regenerate.
1884 2009-12-16 Doug Kwan <dougkwan@google.com>
1886 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1888 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1889 relaxed input sections.
1890 * output.cc (Output_section::find_relaxed_input_section): Change
1891 return type to Output_relaxed_input_section pointer. Adjust code
1892 for new type of relaxed_input_section_map_.
1893 * output.h (Output_section::find_relaxed_input_section): Change
1894 return type to Output_relaxed_input_section pointer.
1895 (Output_section::Output_relaxed_input_section_by_input_section_map):
1897 (Output_section::relaxed_input_section_map_): Change type to
1898 Output_section::Output_relaxed_input_section_by_input_section_map.
1899 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1902 2009-12-15 Ian Lance Taylor <iant@google.com>
1904 * layout.cc (Layout::create_shstrtab): Only write out after input
1905 sections if we are compressing debug sections.
1907 2009-12-15 Ian Lance Taylor <iant@google.com>
1909 * archive.cc (Archive::add_symbols): Only look up a symbol without
1910 a version if there is, in fact, a version.
1912 2009-12-14 Ian Lance Taylor <iant@google.com>
1914 Revert -Wshadow changes, all changes from:
1915 2009-12-11 Doug Kwan <dougkwan@google.com>
1916 2009-12-11 Nick Clifton <nickc@redhat.com>
1917 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1919 2009-12-11 Doug Kwan <dougkwan@google.com>
1921 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1923 * attributes.cc (Object_attribute::size): Ditto.
1924 (Attributes_section_data::size): Ditto.
1925 (Attributes_section_data::Attributes_section_data): Ditto.
1926 (Output_attributes_section_data::do_write): Ditto.
1927 * attributes.h (Object_attribute::set_type): Ditto.
1928 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1930 2009-12-11 Nick Clifton <nickc@redhat.com>
1932 * archive.cc: Fix shadowed variable warnings.
1934 * compressed_output.cc: Likewise.
1935 * compressed_output.h: Likewise.
1936 * configure: Likewise.
1937 * dwarf_reader.cc: Likewise.
1938 * dynobj.cc: Likewise.
1939 * dynobj.h: Likewise.
1940 * ehframe.cc: Likewise.
1941 * ehframe.h: Likewise.
1942 * errors.cc: Likewise.
1943 * expression.cc: Likewise.
1944 * fileread.cc: Likewise.
1945 * fileread.h: Likewise.
1946 * freebsd.h: Likewise.
1947 * i386.cc: Likewise.
1949 * incremental.h: Likewise.
1950 * layout.cc: Likewise.
1951 * layout.h: Likewise.
1952 * mapfile.cc: Likewise.
1953 * merge.cc: Likewise.
1954 * merge.h: Likewise.
1955 * object.cc: Likewise.
1956 * object.h: Likewise.
1957 * options.h: Likewise.
1958 * output.cc: Likewise.
1959 * output.h: Likewise.
1960 * parameters.cc: Likewise.
1961 * plugin.cc: Likewise.
1962 * powerpc.cc: Likewise.
1963 * reduced_debug_output.cc: Likewise.
1964 * reduced_debug_output.h: Likewise.
1965 * reloc.cc: Likewise.
1966 * reloc.h: Likewise.
1967 * resolve.cc: Likewise.
1968 * script-sections.cc: Likewise.
1969 * script.cc: Likewise.
1970 * script.h: Likewise.
1971 * sparc.cc: Likewise.
1972 * symtab.cc: Likewise.
1973 * symtab.h: Likewise.
1974 * target-select.cc: Likewise.
1975 * target-select.h: Likewise.
1976 * token.h: Likewise.
1977 * workqueue.cc: Likewise.
1978 * workqueue.h: Likewise.
1979 * x86_64.cc: Likewise.
1981 2009-12-10 Doug Kwan <dougkwan@google.com>
1983 * arm.cc (attributes.h): New include.
1984 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1985 (Arm_relobj::~Arm_relobj): Delete object pointed by
1986 attributes_section_data_.
1987 (Arm_relobj::attributes_section_data): New method definition.
1988 (Arm_relobj::attributes_section_data_): New data member declaration.
1989 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1990 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1991 attributes_section_data_.
1992 (Arm_dynobj::attributes_section_data): New method definition.
1993 (Arm_dynobj::attributes_section_data_): New data member declaration.
1994 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1995 initialization value of may_use_blx_ to false.
1996 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1997 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1998 object attributes to compute results instead of hard-coding.
1999 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2000 Target_arm::get_secondary_compatible_arch,
2001 Target_arm::set_secondary_compatible_arch
2002 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2003 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2004 New method declarations.
2005 (Target_arm::get_aeabi_object_attribute): New method definition.
2006 (Target_arm::attributes_section_data_): New data member declaration.
2007 (read_arm_attributes_section): New template definition.
2008 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2009 (Arm_dynobj::do_read_symbols): Ditto.
2010 (Target_arm::do_finalize_sections): Merge attributes sections from
2011 input. Check for BLX use after attributes section merging.
2012 Fix __exidx_start and __exidx_end visibility. Create an
2013 .ARM.attributes section if necessary.
2014 (Target_arm::get_secondary_compatible_arch,
2015 Target_arm::set_secondary_compatible_arch,
2016 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2017 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2018 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2019 New method definitions.
2021 2009-12-09 Ian Lance Taylor <iant@google.com>
2023 * plugin.cc (Plugin::load): Don't cast from void* to a function
2026 2009-12-09 Ian Lance Taylor <iant@google.com>
2028 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2031 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2033 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2034 Replace two_file_shared_1.so with two_file_shared_2.so.
2035 * testsuite/Makefile.in: Regenerated.
2037 2009-12-08 Doug Kwan <dougkwan@google.com>
2039 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2040 (HFILES): Add attributes.h and int_encoding.h.
2041 * Makefile.in: Regenerate.
2042 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2043 function definitions to int_encoding.cc
2044 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2045 prototypes to int_encoding.h
2046 * reduced_debug_output.cc (int_encoding.h): New include.
2047 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2048 function definitions to int_encoding.cc
2049 (insert_into_vector, read_from_pointer): Move template definitions to
2051 * attributes.cc: New file.
2052 * attributes.h: New file.
2053 * int_encoding.cc: New file.
2054 * int_encoding.h: New file.
2056 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2059 * incremental-dump.cc (dump_incremental_inputs): New.
2060 (main): Use dump_incremental_inputs.
2062 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2065 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2066 checking elfcpp::STT_FUNC.
2067 (Target_i386::Relocate::relocate): Likewise.
2068 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2070 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2071 symbols from shared libraries into normal FUNC symbols.
2073 * symtab.h (Symbol): Add is_func and use it.
2075 2009-12-05 Doug Kwan <dougkwan@google.com>
2077 * arm.cc (Target_arm::arm_info): Initialize new fields
2078 attributes_section and attributes_vendor.
2079 * i386.cc (Target_i386::i386_info): Same.
2080 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2081 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2082 fields attributes_section and attributes_vendor.
2083 * sparc.cc (Target_sparc::sparc_info): Same.
2084 * target.h (Target::attributes_section, Target::attributes_vendor,
2085 Target::is_attributes_section, Target::attribute_arg_type,
2086 Target::attributes_order): New method definitions.
2087 (Target::Target_info::attributes_section,
2088 Target::Target_info::attributes_vendor): New fields.
2089 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2090 virtual method definitions.
2091 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2092 attributes_section and attributes_vendor.
2093 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2095 2009-12-05 Doug Kwan <dougkwan@google.com>
2097 * arm.cc: Update comments about interworking and stub generation.
2098 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2099 considered as non-PIC.
2100 (Arm_relocate_functions::base_abs): Fix formatting.
2101 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2102 of function to use GOT entry address instead of offset.
2103 (Target_arm::Scan::global): Issue an error if a symbol would need a
2104 PLT does not get one because it is untyped. Remove code to create
2105 dynamic symbols for relative branches.
2106 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2107 takes unsigned integer instead of boolean.
2109 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2111 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2112 (two_file_test_LDADD): Likewise.
2113 (common_test_1_LDADD): Likewise.
2114 (exception_test_LDADD) Likewise.
2115 (weak_test_LDADD): Likewise.
2116 (many_sections_test_LDADD): Likewise.
2117 (initpri1_LDADD): Likewise.
2118 (script_test_1_LDADD): Likewise.
2119 (script_test_2_LDADD): Likewise.
2120 (justsyms_LDADD): Likewise.
2121 (binary_test_LDADD): Likewise.
2122 (large_LDADD): Likewise.
2123 * testsuite/Makefile.in: Regenerated.
2125 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2127 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2128 (Symbol_table::override_with_special): Likewise.
2129 (Symbol_table::add_from_object): Likewise.
2131 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2133 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2134 Don't set the data_offset twice.
2136 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2138 * testsuite/Makefile.in: Regenerate.
2140 2009-12-03 Doug Kwan <dougkwan@google.com>
2142 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2143 (Target_arm::do_finalize_sections): Add parameter for symbol table
2144 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2145 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2146 parameter for symbol table pointer.
2147 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2148 an additional parameter for a pointer to symbol table.
2149 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2150 parameter for a symbol table pointer.
2151 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2152 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2154 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2155 parameter for a symbol table pointer.
2157 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2159 * incremental.cc (Incremental_inputs_header)
2160 (Incremental_inputs_header_write, Incremental_inputs_entry)
2161 (Incremental_inputs_entry_write): Move ...
2162 * incremental.h (Incremental_inputs_header)
2163 (Incremental_inputs_header_write, Incremental_inputs_entry)
2164 (Incremental_inputs_entry_write): here.
2166 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2168 * incremental.cc (make_sized_incremental_binary): Set the target.
2169 Error if it is incompatible.
2170 * output.h (Output_file): Add filename method.
2172 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2174 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2175 from the get_* methods.
2177 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2179 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2180 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2181 Write 0 for the data_offset of scripts.
2183 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2185 * testsuite/Makefile.am: Add the incremental_test.sh test.
2186 * testsuite/incremental_test.sh: New.
2187 * testsuite/incremental_test_1.c: New.
2188 * testsuite/incremental_test_2.c: New.
2190 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2192 * incremental-dump.cc (main): Fix typos.
2194 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2197 * incremental-dump.cc (main): Use llu to print 64 bit values.
2199 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2200 H.J. Lu <hongjiu.lu@intel.com>
2202 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2204 (incremental_dump_LDADD): Likewise.
2205 * Makefile.in: Regenerated.
2207 2009-11-25 Doug Kwan <dougkwan@google.com>
2211 2009-11-25 Doug Kwan <dougkwan@google.com>
2213 * arm.cc (Target_arm::Target_arm): Move method definition
2214 outside of class definition. Add code to handle
2215 --target1-rel, --target1-abs and --target2= options.
2216 (Target_arm::get_reloc_reloc_type): Change method to be
2217 non-static and const.
2218 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2219 New data member declaration.
2220 (Target_arm::Scan::local, Target_arm::Scan::global,
2221 Target_arm::Relocate::relocate,
2222 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2223 Adjust call to Target_arm::get_real_reloc_type.
2224 (Target_arm::get_real_reloc_type): Use command line options
2225 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2226 * options.h (--target1-rel, --target1-abs, --target2): New
2229 2009-11-25 Doug Kwan <dougkwan@google.com>
2231 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2232 class definition. Add code to handle --target1-rel, --target1-abs
2233 and --target2= options.
2234 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2236 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2238 (Target_arm::Scan::local, Target_arm::Scan::global,
2239 Target_arm::Relocate::relocate,
2240 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2241 call to Target_arm::get_real_reloc_type.
2242 (Target_arm::get_real_reloc_type): Use command line options to
2243 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2244 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2247 2009-11-25 Doug Kwan <dougkwan@google.com>
2249 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2250 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2251 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2253 (Arm_relocate_functions::thm_call): Replace body with a call to
2254 Arm_relocate_functions::thumb_branch_common.
2255 (Arm_relocate_functions::thm_jump24,
2256 Arm_relocate_functions::thm_xpc22): New method definitions.
2257 (Arm_relocate_functions::thumb_branch_common): New method definition.
2258 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2260 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2261 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2263 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2265 * Makefile.am: Build incremental-dump
2266 * Makefile.in: Regenerate.
2267 * incremental-dump.cc: New.
2268 * incremental.cc (Incremental_inputs_header_data,
2269 Incremental_inputs_entry_data): Move to incremental.h
2270 * incremental.h: (Incremental_inputs_header_data,
2271 Incremental_inputs_entry_data): Move from incremental.cc
2273 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2275 * incremental.cc (Incremental_inputs_header,
2276 Incremental_inputs_header_write, Incremental_inputs_entry,
2277 Incremental_inputs_entry_write): Add a typedef with the data type.
2279 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2281 * incremental.cc (Incremental_inputs_header,
2282 Incremental_inputs_header_write, Incremental_inputs_entry,
2283 Incremental_inputs_entry_write): Update comment about which
2284 type has the filed descriptions.
2286 2009-11-15 Doug Kwan <dougkwan@google.com>
2288 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2289 (Arm_relocate_functions::arm_branch_common): Change method defintion
2290 in class definition to a method declaration and update list of formal
2292 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2293 Arm_relocation_functions::jump24): Adjust call to
2294 Arm_relocate_functions::arm_branch_common. Update list of formal
2296 (Arm_relocate_functions::xpc25): New method definition.
2297 (Arm_relocate_functions::arm_branch_common): Move method defintion
2298 out from class definition. Use stubs for mode-switching and extending
2300 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2301 specially. Change code to enable use of stubs in ARM branches.
2303 2009-11-10 Doug Kwan <dougkwan@google.com>
2305 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2306 in method declaration.
2307 (Target_arm::relocate_stub): New method declaration.
2308 (Target_arm::default_target): Change to return a pointer instead of
2310 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2311 Target_arm::default_target.
2312 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2314 (Target_arm::relocate_section): Adjust view.
2315 (Target_arm::relocate_stub): New method definition.
2317 2009-11-10 Doug Kwan <dougkwan@google.com>
2319 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2321 * incremental.cc (open_incremental_binary): Initialized local
2322 variables to avoid warnings.
2323 * object.cc (make_elf_object): Ditto.
2324 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2327 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2330 * testsuite/plugin_test.c: Include "config.h".
2332 2009-11-09 Doug Kwan <dougkwan@google.com>
2334 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2335 (arm_symbol_value): Remove.
2336 (Arm_relocate_functions::arm_branch_common,
2337 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2338 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2339 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2340 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2341 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2342 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2343 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2344 Arm_relocate_functions::thm_mobw_abs_nc,
2345 Arm_relocate_functions::thm_mov_abs,
2346 Arm_relocate_functions::movw_prel_nc,
2347 Arm_relocate_functions::thm_movt_abs,
2348 Arm_relocate_functions::movt_prel,
2349 Arm_relocate_functions::thm_movw_prel_nc,
2350 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2351 (Target_arm::Relocate::relocate): Only decompose address into two
2352 parts if relocation type uses the thumb-bit and pass the actual
2353 bit instead of a flag indicating that the thumb-bit is used. Adjust
2354 calls to methods in Arm_relocate_functions for this change.
2356 2009-11-08 Ian Lance Taylor <iant@google.com>
2359 * reloc.cc: Instantiate
2360 Sized_relobj::initialize_input_to_output_maps and
2361 Sized_relobj:free_input_to_output_maps.
2363 2009-11-06 Ian Lance Taylor <iant@google.com>
2366 * defstd.cc (in_segment): Set only_if_ref true for "end".
2368 2009-11-06 Doug Kwan <dougkwan@google.com>
2370 * arm.cc (class Reloc_stub): Correct a comment.
2371 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2372 (Target_arm::scan_section_for_stubs): New method declaration.
2373 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2374 Change methods from private to protected.
2375 (Target_arm::do_may_relax): New method definition.
2376 (Target_arm::do_relax, Target_arm::group_sections,
2377 Target_arm::scan_reloc_for_stub,
2378 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2379 (Target_arm::arm_input_section_map_): New data member declaration.
2380 (Target_arm::scan_reloc_for_stub,
2381 Target_arm::scan_reloc_section_for_stubs,
2382 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2383 Target_arm::do_relax): New method definitions.
2385 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2387 * configure.ac: Check for (struct stat)::st_mtim
2388 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2389 * config.in: Regenerate.
2390 * configure: Regenerate.
2392 2009-11-05 Ian Lance Taylor <iant@google.com>
2395 * output.cc (Output_segment::add_output_section): Add missing
2398 2009-11-04 Ian Lance Taylor <iant@google.com>
2401 * object.h (class Object): Add is_needed and set_is_needed
2402 methods. Add is_needed_ field. Make bool fields into bitfields.
2403 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2404 defined in a dynamic object and referenced by a regular object,
2405 set is_needed for the dynamic object.
2406 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2407 if the file is marked with as_needed and it is not needed.
2409 2009-11-04 Ian Lance Taylor <iant@google.com>
2412 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2413 tags if data is discarded by linker script.
2414 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2415 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2416 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2417 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2419 2009-11-04 Ian Lance Taylor <iant@google.com>
2421 * layout.cc (Layout::get_output_section): Add is_interp and
2422 is_dynamic_linker_section parameters. Change all callers.
2423 (Layout::choose_output_section): Likewise.
2424 (Layout::make_output_section): Likewise.
2425 (Layout::add_output_section_data): Add is_dynamic_linker_section
2426 parameter. Change all callers.
2427 * layout.h (class Layout): Update declarations.
2428 * output.h (class Output_section): Add is_interp, set_is_interp,
2429 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2430 Add is_interp_, is_dynamic_linker_section_ fields. Change
2431 generate_code_fills_at_write_ to a bitfield.
2432 * output.cc (Output_section::Output_sections): Initialize new
2434 (Output_segment::add_output_section): Add do_sort parameter.
2437 2009-11-03 Ian Lance Taylor <iant@google.com>
2440 * options.h (class General_options): Add --warn-common.
2441 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2442 merging two common symbols.
2443 (Symbol_table::should_override): Handle --warn-common when merging
2444 a common symbol with a defined symbol. Use report_resolve_problem
2445 for multiple definitions.
2446 (Symbol_table::report_resolve_problem): New function.
2447 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2449 2009-11-03 Doug Kwan <dougkwan@google.com>
2451 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2453 (Target_arm::stub_factory): New method definition.
2454 (Target_arm::new_arm_input_section,
2455 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2456 Target_arm::reloc_uses_thumb_bit): New method declarations.
2457 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2458 New type definitions.
2459 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2460 member declarations.
2461 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2462 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2463 New method definitions.
2465 2009-11-03 Ian Lance Taylor <iant@google.com>
2467 * options.h (class General_options): Add --warn_constructors.
2469 2009-11-03 Ian Lance Taylor <iant@google.com>
2472 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2473 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2475 2009-11-03 Ian Lance Taylor <iant@google.com>
2478 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2479 --msgid-bugs-address.
2480 (install-pdf): New target.
2481 (install-data_yes): Look up one directory to find mkinstalldirs.
2483 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2485 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2488 2009-10-30 Doug Kwan <dougkwan@google.com>
2490 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2492 2009-10-30 Doug Kwan <dougkwan@google.com>
2494 * arm.cc (Stub_addend_reader): New struct template definition
2495 and partial specializations.
2496 (Stub_addend_reader::operator()): New method definition for a
2497 partially specialized template.
2499 2009-10-30 Doug Kwan <dougkwan@google.com>
2501 * arm.cc (Arm_relobj::processor_specific_flags): New method
2503 (Arm_relobj::do_read_symbols): New method declaration.
2504 (Arm_relobj::processor_specific_flags_): New data member declaration.
2505 (Arm_dynobj): New class definition.
2506 (Target_arm::do_finalize_sections): Add input_objects parameter.
2507 (Target_arm::do_adjust_elf_header): New method declaration.
2508 (Target_arm::are_eabi_versions_compatible,
2509 (Target_arm::merge_processor_specific_flags): New method declaration.
2510 (Target_arm::do_make_elf_object): New overloaded method definitions
2512 (Arm_relobj::do_read_symbols): New method definition.
2513 (Arm_dynobj::do_read_symbols): Ditto.
2514 (Target_arm::do_finalize_sections): Add input_objects parameters.
2515 Merge processor-specific flags from all input objects.
2516 (Target_arm::are_eabi_versions_compatible,
2517 Target_arm::merge_processor_specific_flags,
2518 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2519 New method definitions.
2520 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2521 Input_objects pointer type parameter.
2522 * layout.cc (Layout::finalize): Pass input objects to target's.
2523 finalize_sections function.
2524 * output.cc (Output_file_header::do_sized_write): Set ELF file
2525 header's processor-specific flags.
2526 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2527 Input_objects pointer type parameter.
2528 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2529 * target.h (Input_objects): New forward class declaration.
2530 (Target::processor_specific_flags,
2531 Target::are_processor_specific_flags_sect): New method definitions.
2532 (Target::finalize_sections): Add input_objects parameter.
2533 (Target::Target): Initialize processor_specific_flags_ and
2534 are_processor_specific_flags_set_.
2535 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2537 (Target::set_processor_specific_flags): New method definition.
2538 (Target::processor_specific_flags_,
2539 Target::are_processor_specific_flags_set_): New data member
2541 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2542 Input_objects pointer type parameter.
2544 2009-10-30 Doug Kwan <dougkwan@google.com>
2546 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2548 2009-10-28 Ian Lance Taylor <iant@google.com>
2550 * object.h (class Relobj): Drop options parameter from
2551 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2552 do_scan_relocs, do_relocate. Change all callers.
2553 (class Sized_relobj): Drop options parameters from
2554 do_gc_process_relocs, do_scan_relocs, do_relocate,
2555 do_relocate_sections, relocate_sections, emit_relocs_scan,
2556 emit_relocs_scan_reltype. Change all callers.
2557 (struct Relocate_info): Remove options field and all references to
2559 * reloc.h (class Read_relocs): Remove options constructor
2560 parameter and options_ field. Change all callers.
2561 (class Gc_process_relocs, class Scan_relocs): Likewise.
2562 (class Relocate_task): Likewise.
2563 * target-reloc.h (scan_relocs): Remove options parameter. Change
2565 (scan_relocatable_relocs): Likewise.
2566 * target.h (class Sized_target): Remove options parameter from
2567 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2569 * gc.h (gc_process_relocs): Remove options parameter. Change all
2571 * arm.cc: Update functions to remove options parameters.
2572 * i386.cc: Likewise.
2573 * powerpc.cc: Likewise.
2574 * sparc.cc: Likewise.
2575 * x86_64.cc: Likewise.
2576 * testsuite/testfile.cc: Likewise.
2578 2009-10-28 Doug Kwan <dougkwan@google.com>
2580 * arm.cc (Arm_relobj): New class definition.
2581 (Arm_relobj::scan_sections_for_stubs,
2582 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2583 New method definitions.
2585 2009-10-28 Cary Coutant <ccoutant@google.com>
2587 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2588 (Plugin::cleanup_done_): New member.
2589 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2590 (Plugin_manager::cleanup_done_): Remove.
2591 (Plugin_manager::add_input_file): Edit error message.
2592 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2593 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2595 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2597 * fileread.cc: (File_read::View::~View): Use the new
2598 data_ownership_ filed.
2599 (File_read::~File_read): Dispose the new whole_file_view_.
2600 (File_read::open): Mmap the whole file if needed.
2601 (File_read::open): Use whole_file_view_ instead of contents_.
2602 (File_read::find_view): Use whole_file_view_ if applicable.
2603 (File_read::do_read): Use whole_file_view_ instead of contents_.
2604 (File_read::make_view): Use whole_file_view_ instead of contents_,
2605 update File_read::View::View call.
2606 (File_read::find_or_make_view): Update File_read::View::View
2608 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2610 (File_read::View::Data_ownership): New enum.
2611 (File_read::View::View): Replace bool mapped_ with Data_ownership
2613 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2614 (File_read::View::data_ownership_): New field.
2615 (File_read::contents_): Remove (replaced by whole_file_view_).
2616 (File_read::whole_file_view_): New field.
2617 * options.h (class General_options): Add --keep-files-mapped.
2619 2009-10-27 Cary Coutant <ccoutant@google.com>
2621 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2622 * testsuite/Makefile.am (plugin_test_5): New test case.
2623 * testsuite/Makefile.in: Regenerate.
2625 2009-10-25 Doug Kwan <dougkwan@google.com>
2627 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2628 from private to protected to allow access by child class.
2629 (Sized_relobj::do_relocate_sections): New method declaration.
2630 (Sized_relobj::relocate_sections): Virtualize.
2631 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2632 Sized_relobj::relocate_sections. Instantiate template explicitly
2633 for different target sizes and endianity.
2635 2009-10-24 Doug Kwan <dougkwan@google.com>
2637 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2638 (Arm_input_section::as_arm_input_section): New method.
2639 (Arm_output_section): New class definition.
2640 (Arm_output_section::create_stub_group,
2641 Arm_output_section::group_sections): New method definitions.
2643 2009-10-22 Doug Kwan <dougkwan@google.com>
2645 * arm.cc (Arm_input_section): New class definition.
2646 (Arm_input_section::init, Arm_input_section:do_write,
2647 Arm_input_section::set_final_data_size,
2648 Arm_input_section::do_reset_address_and_file_offset): New method
2651 2009-10-21 Doug Kwan <dougkwan@google.com>
2653 * arm.cc (Stub_table, Arm_input_section): New forward class
2655 (Stub_table): New class defintion.
2656 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2657 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2658 New method definition.
2660 2009-10-21 Doug Kwan <dougkwan@google.com>
2662 * arm.cc: Update copyright comments.
2663 (Target_arm): New forward class template declaration.
2664 (Arm_address): New type.
2665 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2666 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2667 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2669 (Insn_template): Same.
2670 (DEF_STUBS): New macro.
2671 (Stub_type): New enum type.
2672 (Stub_template): New class definition.
2675 (Stub_factory): Same.
2676 (Target_arm::Target_arm): Initialize may_use_blx_ and
2677 should_force_pic_veneer_.
2678 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2679 Target_arm::should_force_pic_veneer,
2680 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2681 Target_arm::using_thumb_only, Target_arm:;default_target): New
2683 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2684 New data member declarations.
2685 (Insn_template::size, Insn_template::alignment): New method defintions.
2686 (Stub_template::Stub_template): New method definition.
2687 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2688 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2689 (Stub_factory::Stub_factory): New method definition.
2690 * gold.h (string_hash): New template.
2691 * output.h (Input_section_specifier::hash_value): Use
2693 (Input_section_specifier::string_hash): Remove.
2694 * stringpool.cc (Stringpool_template::string_hash): Use
2697 2009-10-20 Doug Kwan <dougkwan@google.com>
2699 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2700 symbols of relaxed input sections.
2701 * output.h (Output_section::find_relaxed_input_section): Make
2704 2009-10-16 Doug Kwan <dougkwan@google.com>
2706 * dynobj.cc (Versions::Versions): Initialize version_script_.
2707 Only insert base version symbol definition for a shared object
2708 if version script defines any version versions.
2709 (Versions::define_base_version): New method definition.
2710 (Versions::add_def): Check that base version is not needed.
2711 (Versions::add_need): Define base version lazily.
2712 * dynobj.h (Versions::define_base_version): New method declaration.
2713 (Versions::needs_base_version_): New data member declaration.
2714 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2715 (check_DATA): Add no_version_test.stdout.
2716 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2718 * testsuite/Makefile.in: Regenerate.
2719 * testsuite/no_version_test.c: New file.
2720 * testsuite/no_version_test.sh: Ditto.
2722 2009-10-16 Doug Kwan <dougkwan@google.com>
2724 * expression.cc (class Segment_start_expression): New class definition.
2725 (Segment_start_expression::value): New method definition.
2726 (script_exp_function_segment_start): Return a new
2727 Segment_start_expression.
2728 * gold/script-c.h (script_saw_segment_start_expression): New function
2730 * script-sections.cc (Script_sections::Script_sections): Initialize
2731 SAW_SEGMENT_START_EXPRESSION_ to false.
2732 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2733 and -Tbbs options to specify section addresses if given in
2734 command line and no SEGMENT_START expression is seen in a script.
2735 * script-sections.h (Script_sections::saw_segment_start_expression,
2736 Script_sections::set_saw_segment_start_expression): New method
2738 (Script_sections::saw_segment_start_expression_): New data member
2740 * script.cc (script_saw_segment_start_expression): New function.
2741 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2742 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2743 script_test_7.sh and script_test_8.sh.
2744 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2745 script_test_8.stdout.
2746 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2747 (script_test_6, script_test_6.stdout, script_test_7,
2748 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2749 * Makefile.in: Regenerate.
2750 * testsuite/script_test_6.sh: New file.
2751 * testsuite/script_test_6.t: Same.
2752 * testsuite/script_test_7.sh: Same.
2753 * testsuite/script_test_7.t: Same.
2754 * testsuite/script_test_8.sh: Same.
2756 2009-10-16 Doug Kwan <dougkwan@google.com>
2758 * output.cc (Output_segment::set_section_list_address): Cast
2759 expressions to unsigned long long type to avoid format warnings.
2761 2009-10-15 Ian Lance Taylor <iant@google.com>
2763 * script.cc (Script_options::add_symbol_assignment): Always add a
2764 dot assignment to script_sections_.
2765 * script-sections.cc (Script_sections::add_dot_assignment):
2766 Initialize if necessary.
2768 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2769 program headers with no load segment if there is a linker script.
2771 * layout.cc (Layout::set_segment_offsets): Align the file offset
2772 to the segment aligment for -N or -n with no load segment.
2773 * output.cc (Output_segment::add_output_section): Don't crash if
2774 the first section is a TLS section.
2775 (Output_segment::set_section_list_addresses): Print an error
2776 message if the address moves backward in a linker script.
2777 * script-sections.cc
2778 (Output_section_element_input::set_section_addresses): Don't
2779 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2780 (Orphan_output_section::set_section_addresses): Likewise.
2782 2009-10-15 Doug Kwan <dougkwan@google.com>
2784 * layout.cc (Layout::finish_dynamic_section): Generate tags
2785 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2786 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2787 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2789 2009-10-14 Ian Lance Taylor <iant@google.com>
2791 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2793 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2794 data_shdr fields of relinfo.
2795 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2796 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2797 R_386_TLS_LDO_32, adjust based on section flags.
2798 (Target_i386::Relocate::fix_up_ldo): Remove.
2800 2009-10-13 Ian Lance Taylor <iant@google.com>
2802 Add support for -pie.
2803 * options.h (class General_options): Add -pie and
2805 (General_options::output_is_position_independent): Test -pie.
2806 (General_options::output_is_executable): Return true if not shared
2807 and not relocatable.
2808 (General_options::output_is_pie): Remove.
2809 * options.cc (General_options::finalize): Reject incompatible uses
2811 * gold.cc (queue_middle_tasks): A -pie link is not static.
2812 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2813 * symtab.cc (Symbol::final_value_is_known): Return false if
2814 output_is_position_independent.
2815 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2816 output_is_position_independent.
2817 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2818 output_is_position_independent.
2819 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2820 output_is_position_independent.
2821 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2823 (basic_pie_test.o, basic_pie_test): New targets.
2824 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2825 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2826 (two_file_pie_test): New target.
2827 * testsuite/Makefile.in: Rebuild.
2828 * README: Remove note saying that -pie is not supported.
2830 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2832 * options.h (class General_options): Add -init and -fini.
2833 * layout.cc (Layout::finish_dynamic_section): Emit
2834 given init and fini functions.
2836 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2838 * gc.h (gc_process_relocs): Check if icf is enabled using new
2840 * gold.cc (queue_initial_tasks): Likewise.
2841 (queue_middle_tasks): Likewise.
2842 * object.cc (do_layout): Likewise.
2843 * symtab.cc (is_section_folded): Likewise.
2844 * main.cc (main): Likewise.
2845 * reloc.cc (Read_relocs::run): Likewise.
2846 (Sized_relobj::do_scan_relocs): Likewise.
2847 * icf.cc (is_function_ctor_or_dtor): New function.
2848 (Icf::find_identical_sections): Check if function is ctor or dtor when
2850 * options.h (General_options::icf): Change option to be an enum.
2851 (Icf_status): New enum.
2852 (icf_enabled): New method.
2853 (icf_safe_folding): New method.
2854 (set_icf_status): New method.
2855 (icf_status_): New variable.
2856 * (options.cc) (General_options::finalize): Set icf_status_.
2857 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2858 icf_test and icf_keep_unique_test to use the --icf enum flag.
2859 * testsuite/icf_safe_test.sh: New file.
2860 * testsuite/icf_safe_test.cc: New file.
2862 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2864 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2865 includes to gc.h and icf.h.
2866 * arm.cc: Include gc.h.
2867 * gold.cc: Likewise.
2868 * i386.cc: Likewise.
2869 * powerpc.cc: Likewise.
2870 * sparc.cc: Likewise.
2871 * x86_64.cc: Likewise.
2872 * gc.h: Include icf.h.
2874 2009-10-11 Ian Lance Taylor <iant@google.com>
2876 * plugin.cc: Include "gold.h" before other header files.
2878 2009-10-10 Chris Demetriou <cgd@google.com>
2880 * options.h (Input_file_argument::Input_file_type): New enum.
2881 (Input_file_argument::is_lib_): Replace with...
2882 (Input_file_argument::type_): New member.
2883 (Input_file_argument::Input_file_argument): Take Input_file_type
2884 'type' rather than boolean 'is_lib' as second argument.
2885 (Input_file_argument::is_lib): Use type_.
2886 (Input_file_argument::is_searched_file): New function.
2887 (Input_file_argument::may_need_search): Handle is_searched_file.
2888 * options.cc (General_options::parse_library): Support -l:filename.
2889 (General_options::parse_just_symbols): Update for Input_file_argument
2891 (Command_line::process): Likewise.
2892 * archive.cc (Archive::get_file_and_offset): Likewise.
2893 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2894 * script.cc (read_script_file, script_add_file): Likewise.
2895 * fileread.cc (Input_file::Input_file): Likewise.
2896 (Input_file::will_search_for): Handle is_searched_file.
2897 (Input_file::open): Likewise.
2898 * readsyms.cc (Read_symbols::get_name): Likewise.
2899 * testsuite/Makefile.am (searched_file_test): New test.
2900 * testsuite/Makefile.in: Regenerate.
2901 * testsuite/searched_file_test.cc: New file.
2902 * testsuite/searched_file_test_lib.cc: New file.
2904 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2905 Ian Lance Taylor <iant@google.com>
2907 * descriptor.cc: Include <cstdio> and "binary-io.h".
2908 (Descriptors::open): Open the files in binary mode always.
2909 * script.cc (Lex::get_token): Treat \r as whitespace.
2911 2009-10-09 Ian Lance Taylor <iant@google.com>
2913 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2915 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2916 Ian Lance Taylor <iant@google.com>
2918 * configure.ac: Check for readv function also.
2919 * fileread.cc (readv): Define if not HAVE_READV.
2920 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2922 * config.in: Regenerate.
2923 * configure: Regenerate.
2925 2009-10-09 Doug Kwan <dougkwan@google.com>
2927 * layout.cc (Layout::make_output_section): Call target hook to make
2928 ordinary output section.
2929 (Layout::finalize): Adjust parameter list of call the
2930 Target::may_relax().
2931 * layout.h (class Layout::section_list): New method.
2932 * merge.h (Output_merge_base::entsize): Change visibility to public.
2933 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2935 (Output_merge_string::do_is_string): New method.
2936 * object.cc (Sized_relobj::do_setup): renamed from
2937 Sized_relobj::set_up.
2938 * object.h (Sized_relobj::adjust_shndx,
2939 Sized_relobj::initializ_input_to_output_maps,
2940 Sized_relobj::free_input_to_output_maps): Change visibilities to
2942 (Sized_relobj::setup): Virtualize.
2943 (Sized_relobj::do_setup): New method declaration.
2944 (Sized_relobj::invalidate_section_offset,
2945 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2946 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2947 * options.cc (parse_int): New function.
2948 * options.h (parse_int): New declaration.
2949 (DEFINE_int): New macro.
2950 (stub_group_size): New option.
2951 * output.cc (Output_section::Output_section): Initialize memebers
2952 merge_section_map_, merge_section_by_properties_map_,
2953 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2954 (Output_section::add_input_section): Handled deferred code-fill
2955 generation and remove an old comment.
2956 (Output_section::add_relaxed_input_section): New method definition.
2957 (Output_section::add_merge_input_section): Use merge section by
2958 properties map to speed to search. Update merge section maps
2960 (Output_section::build_relaxation_map): New method definition.
2961 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2963 (Output_section::relax_input_section): Renamed to
2964 Output_section::convert_input_sections_to_relaxed_sections and change
2965 interface to take a vector of pointers to relaxed sections.
2966 (Output_section::find_merge_section,
2967 Output_section::find_relaxed_input_section): New method definitions.
2968 (Output_section::is_input_address_mapped,
2969 Output_section::output_offset, Output_section::output_address):
2970 Use output section data maps to speed up searching.
2971 (Output_section::find_starting_output_address): Add comments.
2972 (Output_section::do_write,
2973 Output_section::write_to_postprocessing_buffer): Do code-fill
2974 generation as appropriate.
2975 (Output_section::get_input_sections): Invalidate relaxed input section
2977 (Output_section::restore_states): Adjust type of checkpoint .
2978 Invalidate relaxed input section map.
2979 * output.h (Output_merge_base): New class declaration.
2980 (Input_section_specifier): New class defintion.
2981 (class Output_relaxed_input_section) Change base class to
2982 Output_section_data_build.
2983 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2984 base class initializer.
2985 (Output_section::add_relaxed_input_section): New method declaration.
2986 (Output_section::Input_section): Change visibility to protected.
2987 (Output_section::Input_section::relobj,
2988 Output_section::Input_section::shndx): Handle relaxed input sections.
2989 Output_section::input_sections) Change visibility to protected. Also
2990 define overload to return a non-const pointer.
2991 (Output_section::Merge_section_properties): New class defintion.
2992 (Output_section::Merge_section_by_properties_map,
2993 Output_section::Output_section_data_by_input_section_map,
2994 Output_section::Relaxation_map): New types.
2995 (Output_section::relax_input_section): Rename method to
2996 Output_section::convert_input_sections_to_relaxed_sections and change
2997 interface to take a vector of relaxed section pointers.
2998 (Output_section::find_merge_section,
2999 Output_section::find_relaxed_input_section,
3000 Output_section::build_relaxation_map,
3001 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3002 New method declarations.
3003 (Output_section::merge_section_map_
3004 Output_section::merge_section_by_properties_map_,
3005 Output_section::relaxed_input_section_map_,
3006 Output_section::is_relaxed_input_section_map_valid_,
3007 Output_section::generate_code_fills_at_write_): New data members.
3008 * script-sections.cc
3009 (Output_section_element_input::set_section_addresses): Call
3010 current_data_size and addralign methods of relaxed input sections.
3011 (Orphan_output_section::set_section_addresses): Call current_data_size
3012 and addralign methods of relaxed input sections.
3013 * symtab.cc (Symbol_table::compute_final_value): Extract template
3014 from the body of Symbol_table::sized_finalize_symbol.
3015 (Symbol_table::sized_finalized_symbol): Call
3016 Symbol_table::compute_final_value.
3017 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3018 (Symbol_table::compute_final_value): New templated method declaration.
3019 * target.cc (Target::do_make_output_section): New method defintion.
3020 * target.h (Target::make_output_section): New method declaration.
3021 (Target::relax): Add more parameters for input objects, symbol table
3022 and layout. Adjust call to do_relax.
3023 (Target::do_make_output_section): New method declaration.
3024 (Target::do_relax): Add parameters for input objects, symbol table
3027 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3029 * pread.c: Include stdio.h.
3031 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3033 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3036 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3038 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3039 Change read_shndx type to unsigned int.
3040 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3042 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3043 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3044 Change read_shndx type to unsigned int.
3045 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3047 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3048 * layout.cc (Layout::create_symtab_sections): Cast the result of
3049 local_symcount * symsize to off_t in the gold_assert.
3051 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3053 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3054 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3056 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3057 (Arm_relocate_functions::thm_abs5): New function.
3058 (Arm_relocate_functions::abs12): New function.
3059 (Arm_relocate_functions::abs16): New function.
3060 (Arm_relocate_functions::base_abs): New function.
3061 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3062 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3063 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3065 (Scan::global): Likewise.
3066 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3067 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3068 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3069 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3072 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3074 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3075 (Arm_relocate_functions::movt_prel): New function.
3076 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3077 (Arm_relocate_functions::thm_movt_prel): New function.
3078 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3079 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3080 (Scan::global, Relocate::relocate): Likewise.
3081 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3083 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3085 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3086 Incremental_checker.
3087 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3089 (class Incremental_inputs_header): New class.
3090 (Incremental_inputs_header_writer): Edit comment.
3091 (Incremental_inputs_entry): New class.
3092 (Incremental_inputs_entry_writer): Edit comment.
3093 (Sized_incremental_binary::do_find_incremental_inputs_section):
3094 Add *strtab_shndx parameter, fill it.
3095 (Sized_incremental_binary::do_check_inputs): New method.
3096 (Incremental_checker::can_incrementally_link_output_file): Use
3097 Sized_incremental_binary::check_inputs.
3098 (Incremental_inputs::report_command_line): Save command line in
3101 (Incremental_binary::find_incremental_inputs_section): New
3103 (Incremental_binary::do_find_incremental_inputs_section): Add
3104 strtab_shndx parameter.
3105 (Incremental_binary::do_check_inputs): New pure virtual method.
3106 (Sized_incremental_binary::do_check_inputs): Declare.
3107 (Incremental_checker::Incremental_checker): Add incremental_inputs
3108 parameter, use it to initialize incremental_inputs_.
3109 (Incremental_checker::incremental_inputs_): New field.
3110 (Incremental_checker::command_line): New method.
3111 (Incremental_checker::inputs): New method.
3112 (Incremental_checker::command_line_): New field.
3114 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3116 * incremental.cc: Include <cstdarg> and "target-select.h".
3117 (vexplain_no_incremental): New function.
3118 (explain_no_incremental): New function.
3119 (Incremental_binary::error): New method.
3120 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3122 (make_sized_incremental_binary): New function.
3123 (open_incremental_binary): New function.
3124 (can_incrementally_link_file): Add checks if output is ELF and has
3126 * incremental.h: Include "elfcpp_file.h" and "output.h".
3127 (Incremental_binary): New class.
3128 (Sized_incremental_binary): New class.
3129 (open_incremental_binary): Declare.
3130 * object.cc (is_elf_object): Use
3131 elfcpp::Elf_recognizer::is_elf_file.
3132 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3133 * output.h (Output_file::filesize): New method.
3135 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3137 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3139 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3140 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3142 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3144 (Arm_relocate_functions::movw_abs_nc): New function.
3145 (Arm_relocate_functions::movt_abs): New function.
3146 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3147 (Arm_relocate_functions::thm_movt_abs): New function.
3148 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3149 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3150 (Scan::global): Likewise.
3151 (Relocate::relocate): Likewise.
3152 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3154 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3156 * arm.cc (Arm_relocate_functions::got_prel) New function.
3157 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3158 (Relocate::relocate): Likewise.
3159 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3161 2009-10-06 Ian Lance Taylor <iant@google.com>
3163 * options.h (class General_options): Define
3164 split_stack_adjust_size parameter.
3165 * object.h (class Object): Add uses_split_stack_ and
3166 has_no_split_stack_ fields. Add uses_split_stack and
3167 has_no_split_stack accessor functions. Declare
3168 handle_split_stack_section.
3169 (class Reloc_symbol_changes): Define.
3170 (class Sized_relobj): Define Function_offsets. Declare
3171 split_stack_adjust, split_stack_adjust_reltype, and
3173 * object.cc (Object::handle_split_stack_section): New function.
3174 (Sized_relobj::do_layout): Call handle_split_stack_section.
3175 * dynobj.cc (Sized_dynobj::do_layout): Call
3176 handle_split_stack_section.
3177 * reloc.cc (Sized_relobj::relocate_sections): Call
3178 split_stack_adjust for executable sections in split_stack
3179 objects. Pass reloc_map to relocate_section.
3180 (Sized_relobj::split_stack_adjust): New function.
3181 (Sized_relobj::split_stack_adjust_reltype): New function.
3182 (Sized_relobj::find_functions): New function.
3183 * target-reloc.h: Include "object.h".
3184 (relocate_section): Add reloc_symbol_changes parameter. Change
3186 * target.h (class Target): Add calls_non_split method. Declare
3187 do_calls_non_split virtual method. Declare match_view and
3189 * target.cc: Include "elfcpp.h".
3190 (Target::do_calls_non_split): New function.
3191 (Target::match_view): New function.
3192 (Target::set_view_to_nop): New function.
3193 * gold.cc (queue_middle_tasks): Give an error if mixing
3194 split-stack and non-split-stack objects with -r.
3195 * i386.cc (Target_i386::relocate_section): Add
3196 reloc_symbol_changes parameter.
3197 (Target_i386::do_calls_non_split): New function.
3198 * x86_64.cc (Target_x86_64::relocate_section): Add
3199 reloc_symbol_changes parameter.
3200 (Target_x86_64::do_calls_non_split): New function.
3201 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3203 * powerpc.cc (Target_powerpc::relocate_section): Add
3204 reloc_symbol_changes parameter.
3205 * sparc.cc (Target_sparc::relocate_section): Add
3206 reloc_symbol_changes parameter.
3207 * configure.ac: Call AM_CONDITIONAL for the default target.
3208 * configure: Rebuild.
3209 * testsuite/Makefile.am (TEST_AS): New variable.
3210 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3211 (check_DATA): Add split_i386 and split_x86_64 files.
3212 (SPLIT_DEFSYMS): Define.
3213 (split_i386_[1234n].o): New targets.
3214 (split_i386_[124]): New targets.
3215 (split_i386_[1234r].stdout): New targets.
3216 (split_x86_64_[1234n].o): New targets.
3217 (split_x86_64_[124]): New targets.
3218 (split_x86_64_[1234r].stdout): New targets.
3219 (MOSTLYCLEANFILES): Add new executables.
3220 * testsuite/split_i386.sh: New file.
3221 * testsuite/split_x86_64.sh: New file.
3222 * testsuite/split_i386_1.s: New file.
3223 * testsuite/split_i386_2.s: New file.
3224 * testsuite/split_i386_3.s: New file.
3225 * testsuite/split_i386_4.s: New file.
3226 * testsuite/split_i386_n.s: New file.
3227 * testsuite/split_x86_64_1.s: New file.
3228 * testsuite/split_x86_64_2.s: New file.
3229 * testsuite/split_x86_64_3.s: New file.
3230 * testsuite/split_x86_64_4.s: New file.
3231 * testsuite/split_x86_64_n.s: New file.
3232 * testsuite/testfile.cc (Target_test): Update relocation_section
3234 * testsuite/Makefile.in: Rebuild.
3236 2009-10-06 Ian Lance Taylor <iant@google.com>
3238 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3239 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3240 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3241 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3242 the address on ldo_addrs_.
3243 (Target_i386::Relocate::fix_up_ldo): New function.
3245 2009-10-06 Rafael Espindola <espindola@google.com>
3247 * plugin.cc (add_input_library): New.
3248 (Plugin::load): Add add_input_library to tv.
3249 (Plugin_manager::add_input_file): Add the is_lib argument.
3250 (add_input_file): Update call to Plugin_manager::add_input_file.
3251 (add_input_library): New.
3252 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3254 2009-09-30 Doug Kwan <dougkwan@google.com>
3256 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3257 symbol and call Symbol::may_need_copy_reloc to determine if
3258 a copy reloc is needed.
3259 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3260 nocopyreloc is given in command line.
3261 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3262 given in command line.
3263 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3264 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3265 of the removed Target_i386::may_need_copy_reloc.
3266 * options.h (copyreloc): New option with default value false.
3267 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3268 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3269 instead of the removed Target_powerpc::may_need_copy_reloc.
3270 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3271 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3272 instead of the removed Target_sparc::may_need_copy_reloc.
3273 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3274 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3275 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3276 instead of the removed Target_x86_64::may_need_copy_reloc.
3278 2009-09-30 Ian Lance Taylor <iant@google.com>
3280 * object.h (class Object): Remove target_ field, and target,
3281 sized_target, and set_target methods.
3282 (Object::sized_target): Remove.
3283 (class Sized_relobj): Update declarations. Remove sized_target.
3284 * object.cc (Sized_relobj::setup): Remove target parameter.
3286 (Input_objects::add_object): Don't do anything with the target.
3287 (make_elf_sized_object): Add punconfigured parameter. Change all
3288 callers. Set or test parameter target.
3289 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3291 * parameters.cc (Parameters::set_target): Change parameter type to
3293 (Parameters::default_target): Remove.
3294 (set_parameters_target): Change parameter type to be non-const.
3295 (parameters_force_valid_target): New function.
3296 (parameters_clear_target): New function.
3297 * parameters.h (class Parameters): Update declarations. Remove
3298 default_target method. Add sized_target and clear_target
3299 methods. Change target_ to be non-const.
3300 (set_parameters_target): Update declaration.
3301 (parameters_force_valid_target): Declare.
3302 (parameters_clear_target): Declare.
3303 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3304 as NULL if we aren't searching.
3305 (Add_symbols::run): Don't check for compatible target.
3306 * fileread.cc (Input_file::open_binary): Call
3307 parameters_force_valid_target.
3308 * gold.cc (queue_middle_tasks): Likewise.
3309 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3310 set_target on object.
3311 * dynobj.h (class Sized_dynobj): Update declarations.
3312 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3313 make_elf_object returns NULL.
3314 (Archive::include_member): Don't check whether object target is
3316 * output.cc (Output_section::add_input_section): Get target from
3318 (Output_section::relax_input_section): Likewise.
3319 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3321 (Sized_relobj::do_scan_relocs): Likewise.
3322 (Sized_relobj::relocate_sections): Likewise.
3323 * resolve.cc (Symbol_table::resolve): Likewise.
3324 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3325 parameter. Change all callers.
3326 (Symbol_table::add_from_object): Get target from parameters.
3327 (Symbol_table::add_from_relobj): Don't check object target.
3328 (Symbol_table::add_from_dynobj): Likewise.
3329 (Symbol_table::define_special_symbol): Get target from
3331 * symtab.h (class Symbol_table): Update declaration.
3332 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3333 parameter. Change all callers. Clear parameter target.
3334 (Binary_test): Test target here.
3335 * testsuite/object_unittest.cc (gold_testsuite): Remove
3336 target_test_pointer parameter. Change all callers.
3337 (Object_test): Test target here.
3339 2009-09-26 Ian Lance Taylor <iant@google.com>
3341 * testsuite/initpri1.c: Don't try to use constructor priorities if
3342 compiling with gcc before 4.3.
3344 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3346 * testsuite/retain_symbols_file_test.sh (check_present): Change
3347 output file name to retain_symbols_file_test.stdout.
3348 (check_absent): Likewise.
3350 2009-09-18 Craig Silverstein <csilvers@google.com>
3352 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3353 * options.cc: Include <cerrno> and <fstream>.
3354 (General_options::finalize): Parse -retain-symbols-file tag.
3355 * options.h: New flag.
3356 (General_options): New method should_retain_symbol, new
3357 variable symbols_to_retain.
3358 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3359 should_retain_symbol map.
3360 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3361 * testsuite/Makefile.in: Regenerate.
3362 * testsuite/retain_symbols_file_test.sh: New file.
3364 2009-09-18 Nick Clifton <nickc@redhat.com>
3366 * po/es.po: Updated Spanish translation.
3368 2009-09-17 Doug Kwan <dougkwan@google.com>
3370 * debug.h (DEBUG_RELAXATION): New constant.
3371 (DEBUG_ALL): Add DEBUG_RELAXATION.
3372 (debug_string_to_enum): Add relaxation debug option.
3374 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3375 Layout::Relaxation_debug_check::read_sections,
3376 Layout::Relaxation_debug_check::read_sections): New method definitions.
3377 (Layout::Layout): Initialize data members
3378 record_output_section_data_from_scrips_,
3379 script_output_section_data_list_ and relaxation_debug_check_.
3380 (Layout::save_segments, Layout::restore_segments,
3381 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3382 Layout::relaxation_loop_body): New method definitions.
3383 (Layout::finalize): Support relaxation. Move section layout code to
3384 Layout::relaxation_loop_body.
3385 (Layout::set_asection_address_from_script): Move code for orphan
3386 section placement out.
3387 (Layout::place_orphan_sections_in_script): New method definition.
3388 * layout.h (Output_segment_headers, Output_file_header):
3389 New forward class declarations.
3390 (Layout::~Layout): Define.
3391 (Layout::new_output_section_data_from_script): New method definition.
3392 (Layout::place_orphan_sections_in_script): New method declaration.
3393 (Layout::Segment_states): New type declaration.
3394 (Layout::save_segments, Layout::restore_segments,
3395 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3396 Layout::relaxation_loop_body): New method declarations.
3397 (Layout::Output_section_data_list): New type declaration.
3398 (Layout::Relaxation_debug_check): New class definition.
3399 (Layout::record_output_section_data_from_script_,
3400 Layout::script_output_section_data_list_, Layout::segment_states_,
3401 Layout::relaxation_debug_check_): New data members.
3402 * output.cc: (Output_section_headers::do_size): New method definition.
3403 (Output_section_headers::Output_section_headers): Move size
3404 computation to Output_section_headers::do_size.
3405 (Output_segment_headers::do_size): New method definition.
3406 (Output_file_header::Output_file_header): Move size computation to
3407 Output_file_header::do_size and call it.
3408 (Output_file_header::do_size): New method definition.
3409 (Output_data_group::Output_data_group): Adjust call to
3410 Output_section_data.
3411 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3412 (Output_symtab_xindex::do_write): Add array bound check.
3413 (Output_section::Input_section::print_to_mapfile): Handle
3414 RELAXED_INPUT_SECTION_CODE.
3415 (Output_section::Output_section): Initialize data member checkpoint_.
3416 (Output_section::~Output_section): Delete checkpoint object pointed
3418 (Output_section::add_input_section): Always add an Input_section if
3420 (Output_section::add_merge_input_section): Add assert.
3421 (Output_section::relax_input_section): New method definition.
3422 (Output_section::set_final_data_size): Set load address to zero for
3423 an unallocated section.
3424 (Output_section::do_address_and_file_offset_have_reset_values):
3425 New method definition.
3426 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3427 Handle relaxed input section.
3428 (Output_section::sort_attached_input_sections): Checkpoint input
3429 section list lazily.
3430 (Output_section::get_input_sections): Change type of input_sections to
3431 list of Simple_input_section pointers. Checkpoint input section list
3432 lazily. Also handle relaxed input sections.
3433 (Output_section::add_input_section_for_script): Take a reference to
3434 a Simple_input_section object instead of Relobj pointer and section
3435 index as parameter. Handle relaxed input sections.
3436 (Output_section::save_states, Output_section::restore_states): New
3438 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3439 (Output_data::is_data_size_fixed): New method definition.
3440 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3442 (Output_data::address_and_file_offset_have_reset_values): New method
3444 (Output_data::do_address_and_file_offset_have_reset_values): New method
3446 (Output_data::set_data_size): Check that data size is not fixed.
3447 (Output_data::fix_data_size): New method definition.
3448 (Output_data::is_data_size_fixed_): New data member.
3449 (Output_section_headers::set_final_data_size): New method definition.
3450 (Output_section_headers::do_size): New method declaration.
3451 (Output_segment_headers::set_final_data_size): New method definition.
3452 (Output_segment_headers::do_size): New method declaration.
3453 (Output_file_header::set_final_data_size)::New method definition.
3454 (Output_file_header::do_size)::New method declaration.
3455 (Output_section_data::Output_section_data): Add new parameter
3456 is_data_size_fixed and use it to fix data size.
3457 (Output_data_const::Output_data_const): Adjust call to base class
3458 constructor and fix data size.
3459 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3460 base class constructor and fix data size.
3461 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3462 base class constructor and fix data size.
3463 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3464 class constructor and fix data size.
3465 (Output_data_group::set_final_data_size): New method definition.
3466 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3467 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3468 class constructor and fix data size.
3469 (Output_relaxed_input_section): New class definition.
3470 (Output_section::Simple_input_section): New class definition.
3471 (Output_section::get_input_sections): Adjust parameter list.
3472 (Output_section::add_input_section_for_script): Same.
3473 (Output_section::save_states, Output_section::restore_states,
3474 Output_section::do_address_and_file_offset_have_reset_values,
3475 (Output_section::Input_section::Input_section): Handle
3476 RELAXED_INPUT_SECTION_CODE. Add new overload for
3477 Output_relaxed_input_section.
3478 (Output_section::Input_section::is_input_section,
3479 Output_section::Input_section::set_output_section): Handle relaxed
3481 (Output_section::Input_section::is_relaxed_input_section,
3482 Output_section::Input_section::output_section_data,
3483 Output_section::Input_section::relaxed_input_section): New method
3485 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3487 (Output_section::Input_section::u1_): Update comments.
3488 (Output_section::Input_section::u2_): Add new union member poris.
3489 (Output_section::Checkpoint_output_section): New classs definition.
3490 (Output_section::relax_input_section): New method declaration.
3491 (Output_section::checkpoint_): New data member.
3492 (Output_segment): Update comments.
3493 (Output_segment::Output_segment): Un-privatize copy constructor.
3494 (Output_segment::operator=): Un-privatize.
3495 * script-sections.cc (Output_section_element::Input_section_list):
3496 Change element type to Output_section::Simple_input_section.
3497 (Output_section_element_dot_assignment::set_section_addresses):
3498 Register output section data for relaxation clean up.
3499 (Output_data_exression::Output_data_expression): Adjust call to base
3500 constructor to fix data size.
3501 (Output_section_element_data::set_section_addresses): Register
3502 Output_data_expression object for relaxation clean up.
3503 (struct Input_section_info): Replace Relobj pointer and section index
3504 pair with Output_section::Simple_input_section and Convert struct to a
3506 (Input_section_sorter::operator()): Adjust access to
3507 Input_section_info data member to use accessors.
3508 (Output_section_element_input::set_section_addresses): Use layout
3509 parameter. Adjust code to use Output_section::Simple_input_section
3510 and Input_secction_info classes. Register filler for relaxation
3512 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3513 and section index pair with Output_section::Simple_input_section
3514 class. Adjust code accordingly.
3515 (Phdrs_element::release_segment): New method definition.
3516 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3518 (Script_sections::release_segments): New method definition.
3519 * gold/script-sections.h (Script_sections::release_segments): New
3521 * gold/target.h (Target::may_relax, Target::relax,
3522 Target::do_may_relax, Target::do_relax): New method definitions.
3524 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3526 * arm.cc (has_signed_unsigned_overflow): New function.
3527 (Arm_relocate_functions::abs8): New function.
3528 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3529 (Target_arm::Scan::global): Likewise.
3530 (Target_arm::relocate::relocate): Likewise.
3531 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3534 2009-09-16 Cary Coutant <ccoutant@google.com>
3536 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3537 * testsuite/Makefile.in: Regenerate.
3539 2009-09-11 Nick Clifton <nickc@redhat.com>
3541 * po/gold.pot: Updated by the Translation project.
3543 2009-09-08 Cary Coutant <ccoutant@google.com>
3545 * output.cc (Output_file::open): Add execute permission to empty file.
3546 * testsuite/Makefile.am (permission_test): New test.
3547 * testsuite/Makefile.in: Regenerate.
3549 2009-09-02 Ian Lance Taylor <iant@google.com>
3551 * output.cc (Output_file::resize): Call map_no_anonymous rather
3554 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3556 * gold.cc: Include "incremental.h".
3557 (queue_initial_tasks): Call Incremental_checker methods.
3558 * incremental.cc: Include "output.h".
3559 (Incremental_checker::can_incrementally_link_output_file): New
3561 * incremental.h (Incremental_checker): New class.
3563 * output.cc (Output_file::open_for_modification): New method.
3564 (Output_file::map_anonymous): Changed return type to bool. Record
3566 (Output_file::map_no_anonymous): New method, broken out of map.
3567 (Output_file::map): Use map_no_anonymous and map_anonymous.
3568 * output.h (class Output_file): Update declarations.
3570 2009-08-24 Cary Coutant <ccoutant@google.com>
3572 * options.h (Command_line::Pre_options): New class.
3573 (Command_line::pre_options): New member.
3574 * options.cc (gold::options::ready_to_register): New variable.
3575 (One_option::register_option): Do nothing if not registering options.
3576 Assert if same short option registered twice.
3577 (General_options::General_options): Turn off option registration when
3579 (Command_line::Pre_options::Pre_options): New constructor.
3581 2009-08-24 Cary Coutant <ccoutant@google.com>
3583 * options.h (General_options::no_keep_memory): Remove incorrect
3586 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3588 * Makefile.am (am__skiplex, am__skipyacc): New.
3589 * Makefile.in: Regenerate.
3591 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3593 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3594 (INCLUDES): ... this.
3595 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3596 (AM_CPPFLAGS): Renamed from ...
3597 (INCLUDE): ... this.
3598 * Makefile.in, testsuite/Makefile.in: Regenerate.
3600 * Makefile.in: Regenerate.
3601 * aclocal.m4: Likewise.
3602 * config.in: Likewise.
3603 * configure: Likewise.
3604 * testsuite/Makefile.in: Likewise.
3606 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3607 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3608 * Makefile.in: Regenerate.
3609 * testsuite/Makefile.in: Regenerate.
3611 2009-08-19 Cary Coutant <ccoutant@google.com>
3613 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3614 symbols in shared libraries overridden by hidden or internal symbols
3615 in the main program.
3617 2009-08-19 Chris Demetriou <cgd@google.com>
3619 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3620 checking source file names in error messages.
3622 2009-08-18 Doug Kwan <dougkwan@google.com>
3624 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3625 an elcpp::Ehdr as parameter. Adjust call to set_target.
3626 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3627 an elfcpp::Ehdr as parameter.
3628 * object.cc (Object::set_target): Remove the version that looks up
3629 a target and sets it.
3630 (Sized_relobj::setup): Take a Target object instead of
3631 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3632 (make_elf_sized_object): Find target and ask target to
3634 * object.h: (Object::set_target): Remove the version that looks up
3635 a target and sets it.
3636 (Sized_relobj::setup): Take a Target object instead of
3637 an elfcpp:Ehdr as parameter.
3638 * target.cc: Include dynobj.h.
3639 (Target::do_make_elf_object_implementation): New.
3640 (Target::do_make_elf_object): New.
3641 * target.h (Target::make_elf_object): New template declaration.
3642 (Target::do_make_elf_object): New method declarations.
3643 (Target::do_make_elf_object_implementation): New template declaration.
3645 2009-08-14 Ian Lance Taylor <iant@google.com>
3647 * gold.h (FUNCTION_NAME): Define.
3648 (gold_unreachable): Use FUNCTION_NAME.
3650 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3652 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3653 symbol in the --keep-unique list is not found.
3655 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3657 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3658 been maked as --keep-unique.
3659 (Icf::unfold_section): New function.
3660 * icf.h (Icf::unfold_section): New function.
3661 * options.h (General_options::keep_unique): New option.
3662 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3663 * testsuite/Makefile.in: Regenerate.
3664 * testsuite/icf_keep_unique_test.sh: New file.
3665 * testsuite/icf_keep_unique_test.cc: New file.
3667 2009-08-12 Cary Coutant <ccoutant@google.com>
3670 * resolve.cc (Symbol_table::resolve): Check for references from
3671 dynamic objects to hidden and internal symbols.
3672 * testsuite/Makefile.am (hidden_test.sh): New test.
3673 * testsuite/Makefile.in: Regenerate.
3674 * testsuite/hidden_test.sh: New script.
3675 * testsuite/hidden_test_1.c: New test source.
3676 * testsuite/hidden_test_main.c: New test source.
3678 2009-08-11 Doug Kwan <dougkwan@google.com>
3680 * arm.cc: Update comments.
3681 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3682 segment to locate the .ARM.exidx section if present.
3684 2009-08-09 Doug Kwan <dougkwan@google.com>
3686 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3689 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3690 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3693 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3695 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3696 valid tls_segment only for non-debug-section relocations.
3697 * testsuite/Makefile.am: Add gc_tls_test.
3698 * testsuite/Makefile.in: Regenerate.
3699 * testsuite/gc_tls_test.cc: New file.
3700 * testsuite/gc_tls_test.sh: New file.
3702 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3706 * Makefile.am (CCFILES): Add icf.cc.
3708 * Makefile.in: Regenerate.
3709 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3710 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3711 section, symbol and addend information for the relocs.
3712 * gold.cc (queue_middle_tasks): Call identical code folding.
3713 * gold.h: Add defines for multimap.
3714 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3715 to the call of finalize_local_symbols.
3716 * main.cc (main): Create object of class Icf.
3717 * object.cc (Sized_relobj::do_layout): Allow this function to be
3718 called twice during icf.
3719 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3720 to sections marked as identical by icf.
3721 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3723 (Sized_relobj::do_section_entsize): New function.
3724 * object.h (Object::section_entsize): New function.
3725 (Object::do_section_entsize): New pure virtual function.
3726 (Relobj::finalize_local_symbols): Add new parameter.
3727 (Relobj::do_section_entsize): New function.
3728 * options.h (General_options::icf): New option.
3729 (General_options::icf_iterations): New option.
3730 (General_options::print_icf_sections): New option.
3731 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3732 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3733 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3735 * symtab.cc (Symbol_table::is_section_folded): New function.
3736 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3737 to sections marked as identical by icf.
3738 * symtab.h (Symbol_table::set_icf): New function.
3739 (Symbol_table::icf): New function.
3740 (Symbol_table::is_section_folded): New function.
3741 (Symbol_table::icf_): New data member.
3742 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3743 * testsuite/Makefile.am: Add commands to build icf_test.
3744 * testsuite/Makefile.in: Regenerate.
3745 * testsuite/icf_test.sh: New file.
3746 * testsuite/icf_test.cc: New file.
3748 2009-07-24 Chris Demetriou <cgd@google.com>
3750 * layout.cc (is_compressible_debug_section): Fix incorrect
3751 comment about compressed section names.
3753 2009-07-20 Ian Lance Taylor <ian@airs.com>
3756 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3758 2009-07-16 Ian Lance Taylor <iant@google.com>
3761 * layout.h: #include <map>.
3762 (class Kept_section): Change from struct to class. Add accessors
3763 and setters. Add section size to Comdat_group mapping. Change
3764 Comdat_group to std::map. Add is_comdat_ field. Add
3765 linkonce_size field in union.
3766 (class Layout): Update declaration of find_or_add_kept_section.
3767 Don't declare find_kept_object.
3768 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3769 parameter. Add object, shndx, is_comdat, and is_group_name
3770 parameters. Change all callers. Adjust for new Kept_section.
3771 (Layout::find_kept_object): Remove.
3772 * object.cc (Sized_relobj::include_section_group): Update use of
3773 Kept_section. Rename secnum to shndx. Only record
3774 Kept_comdat_section if sections are the same size.
3775 (Sized_relobj::include_linkonce_section): Update use of
3776 Kept_section. Only record Kept_comdat_section if sections are the
3777 same size. Set size of linkonce section.
3778 (Sized_relobj::map_to_kept_section): Update call to
3779 get_kept_comdat_section.
3780 * object.h (class Sized_relobj): Rename fields in
3781 Kept_comdat_section to drop trailing underscores; change object
3782 field to Relobj*. Change Kept_comdat_section_table to store
3783 struct rather than pointer.
3784 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3785 Add kept_object and kept_shndx parameters. Change all callers.
3786 (Sized_relobj::get_kept_comdat_section): Change return type to
3787 bool. Add kept_object and kept_shndx parameters. Change all
3789 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3790 Layout::find_or_add_kept_section.
3792 2009-07-09 Ian Lance Taylor <iant@google.com>
3794 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3795 Reserve space in the hash table.
3797 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3799 * fileread.cc (File_read::get_mtime): New method.
3800 * fileread.h (Timespec): New structure.
3801 (File_read::get_mtime): New method.
3802 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3803 Renamed from timestamp_nsec.
3804 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3806 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3808 (Incremental_inputs::report_archive): Save mtime; style fix.
3809 (Incremental_inputs::report_obejct): Save mtime; style fix.
3810 (Incremental_inputs::report_script): Save mtime; style fix.
3811 (Incremental_inputs::finalize_inputs): Style fix.
3812 (Incremental_inputs::finalize): Style fix.
3813 (Incremental_inputs::create_input_section_data): Store inputs
3815 * incremental.h (Incremental_inputs::report_script): Add mtime
3817 (Incremental_inputs::Input_info::Input_info): Intialize only one
3819 (Incremental_inputs::Input_info::archive): Move to nameless
3821 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3822 (Incremental_inputs::Input_info::script): Move to nameless union.
3823 (Incremental_inputs::mtime): New field.
3824 * script.cc (read_input_script): Pass file mtime to
3826 * script.h (Script_info::inputs): Style fix.
3828 2009-07-01 Ian Lance Taylor <ian@airs.com>
3830 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3833 2009-06-24 Ian Lance Taylor <iant@google.com>
3836 * layout.cc (Layout::choose_output_section): If we find an
3837 existing section, update the flags.
3838 (Layout::create_notes): New function, broken out of
3840 (Layout::finalize): Don't create note sections.
3841 (Layout::create_note): Don't crash if linker script discards
3843 (Layout::create_gold_note): Likewise.
3844 (Layout::create_build_id): Likewise. Don't set
3845 after_input_sections on the section.
3846 (Layout::create_executable_stack_info): Remove target parameter.
3848 * layout.h (class Layout): Declare create_notes. Update
3849 declaration of create_executable_stack_info.
3850 * gold.cc (queue_middle_tasks): Call create_notes.
3851 * output.cc (Output_section::update_flags_for_input_section): Move
3852 here from output.h. If SHF_ALLOC flag is newly set, mark address
3854 * output.h (Output_data::mark_address_invalid): New function.
3855 (class Output_section): Only declare, not define,
3856 update_flags_for_input_section. Remove set_flags.
3858 2009-06-24 Ian Lance Taylor <iant@google.com>
3860 * script-sections.cc (Output_section_definition::
3861 set_section_addresses): Rename shadowing local load_address to
3864 2009-06-24 Ian Lance Taylor <iant@google.com>
3867 * reloc.cc (relocate_sections): Skip empty relocation sections.
3869 2009-06-23 Ian Lance Taylor <iant@google.com>
3872 * layout.cc (Layout::create_note): Use choose_output_section
3873 rather than make_output_section.
3875 2009-06-23 Ian Lance Taylor <iant@google.com>
3878 * options.cc (General_options::parse_V): Set printed_version_.
3879 (General_options::General_options): Initialize printed_version_.
3880 * options.h (class General_options): Add printed_version_ field.
3881 * gold.cc (queue_initial_tasks): If there are no input files,
3882 don't give a fatal error if we printed the version information.
3883 (queue_middle_tasks): If using -r with a shared object, give a
3884 fatal error rather than an ordinary error.
3886 2009-06-23 Ian Lance Taylor <iant@google.com>
3889 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3890 (Layout::make_output_section): Set have_stabstr_section_ if we see
3891 a .stab*str section.
3892 (Layout::finalize): Call link_stabs_sections.
3893 (Layout::link_stabs_sections): New file.
3894 * layout.h (class Layout): Add have_stabstr_section_ field.
3895 Declare link_stabs_sections.
3897 2009-06-23 Doug Kwan <dougkwan@google.com>
3899 * Makefile.am (libgold_a_LIBADD): New.
3900 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3901 * Makefile.in: Regenerate.
3902 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3903 * configure: Regenerate.
3904 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3905 * fileread.cc: Include sys/state.h
3906 * gold.h: Declare memmem and strndup if found missing.
3907 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3909 2009-06-23 Ian Lance Taylor <iant@google.com>
3911 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3912 * configure: Rebuild.
3914 2009-06-23 Ian Lance Taylor <iant@google.com>
3917 * object.cc (Object::section_contents): Don't try to get a view if
3918 the section has length zero.
3919 (Object::handle_gnu_warning_section): If the section is empty, use
3920 the name of the section as the warning.
3922 2009-06-23 Ian Lance Taylor <iant@google.com>
3925 * stringpool.h (class Stringpool_template): Add optimize_ field.
3926 (Stringpool_template::set_optimize): New function.
3927 * stringpool.cc (Stringpool_template::Stringpool_template):
3928 Initialize optimize_ field.
3929 (Stringpool_template::set_string_offsets): Test local optimize
3930 fild rather than parameter.
3931 * layout.cc (Layout::Layout): Call set_optimize on the section
3934 2009-06-22 Ian Lance Taylor <iant@google.com>
3937 * yyscript.y: Parse TARGET.
3938 * script.cc (script_set_target): New function.
3939 * script-c.h (script_set_target): Declare.
3940 * options.cc (General_options::string_to_object_format): Rename
3941 from string_to_object_format in anonymous namespace. Change
3943 * options.h (class General_options): Declare
3944 string_to_object_format.
3946 2009-06-22 Ian Lance Taylor <iant@google.com>
3948 * script-sections.cc (Script_sections::create_segments): Don't put
3949 program headers in a PT_LOAD segment if -n or -N.
3951 2009-06-22 Ian Lance Taylor <iant@google.com>
3954 * options.h (class General_options): Add -z lazy and -z now. Sort
3955 -z options into alphabetical order.
3956 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3958 2009-06-21 Ian Lance Taylor <iant@google.com>
3960 * layout.cc (Layout::make_output_section): Call
3961 Target::new_output_section.
3962 (Layout::attach_allocated_section_to_segment): Put large section
3963 sections in a separate load segment with the large segment flag
3965 (Layout::segment_precedes): Sort large data segments after other
3967 (align_file_offset): New static function.
3968 (Layout::set_segment_offsets): Use align_file_offset.
3969 * output.h (class Output_section): Add is_small_section_ and
3970 is_large_section_ fields.
3971 (Output_section::is_small_section): New function.
3972 (Output_section::set_is_small_section): New function.
3973 (Output_section::is_large_section): New function.
3974 (Output_section::set_is_large_section): New function.
3975 (Output_section::is_large_data_section): New function.
3976 (class Output_segment): Add is_large_data_segment_ field.
3977 (Output_segment::is_large_data_segment): New function.
3978 (Output_segment::set_is_large_data_segment): New function.
3979 * output.cc (Output_section::Output_section): Initialize new
3981 (Output_segment::Output_segment): Likewise.
3982 (Output_segment::add_output_section): Add assertion that large
3983 data sections always go in large data segments. Force small data
3984 sections to the end of the list of data sections. Force small BSS
3985 sections to the start of the list of BSS sections. For large BSS
3986 sections to the end of the list of BSS sections.
3987 * symtab.h (class Symbol): Declare is_common_shndx.
3988 (Symbol::is_defined): Check Symbol::is_common_shndx.
3989 (Symbol::is_common): Likewise.
3990 (class Symbol_table): Define enum Commons_section_type. Update
3991 declarations. Add small_commons_ and large_commons_ fields.
3992 * symtab.cc (Symbol::is_common_shndx): New function.
3993 (Symbol_table::Symbol_table): Initialize new fields.
3994 (Symbol_table::add_from_object): Put small and large common
3995 symbols in the right list.
3996 (Symbol_table::sized_finalized_symbol): Check
3997 Symbol::is_common_shndx.
3998 (Symbol_table::sized_write_globals): Likewise.
3999 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4000 common symbol lists. Don't call do_allocate_commons_list if the
4002 (Symbol_table::do_allocate_commons_list): Remove is_tls
4003 parameter. Add comons_section_type parameter. Change all
4004 callers. Handle small and large common symbols.
4005 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4006 Symbol::is_common_shndx.
4007 * resolve.cc (symbol_to_bits): Likewise.
4008 * target.h (Target::small_common_shndx): New function.
4009 (Target::small_common_section_flags): New function.
4010 (Target::large_common_shndx): New function.
4011 (Target::large_common_section_flags): New function.
4012 (Target::new_output_section): New function.
4013 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4014 small_common_section_flags, and large_common_section_flags
4016 (Target::do_new_output_section): New virtual function.
4017 * arm.cc (Target_arm::arm_info): Initialize new fields.
4018 * i386.cc (Target_i386::i386_info): Likewise.
4019 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4021 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4022 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4023 (Target_x86_64::do_new_output_section): New function.
4024 * configure.ac: Define conditional MCMODEL_MEDIUM.
4025 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4026 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4027 (large_LDFLAGS): Define.
4028 * testsuite/large.c: New file.
4029 * testsuite/testfile.cc (Target_test::test_target_info):
4030 Initialize new fields.
4031 * configure, testsuite/Makefile.in: Rebuild.
4033 2009-06-05 Doug Kwan <dougkwan@google.com>
4035 * Makefile.am (CCFILES): Add target.cc.
4036 * Makefile.in: Regenerate.
4037 * i386.cc (class Target_i386): Define new virtual method to
4038 override do_is_local_label_name in parent.
4039 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4040 local symbols if --discard-locals or -X is given.
4041 * options.h (class General_options): Declare new options
4042 '--discard-locals' and '-X' for discarding locals.
4043 * target.h (class Target): Define new methods is_local_label_name.
4044 Declare new virtual method do_is_local_label_name.
4045 * target.cc: New file.
4046 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4047 (check_SCRIPTS): Add discard_locals_test.sh.
4048 (check_DATA): Add discard_local_tests.syms.
4049 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4050 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4051 * testsuite/Makefile.in: Regenerate.
4052 * testsuite/discard_locals_test.c: New file.
4053 * testsuite/discard_locals_test.sh: Same.
4055 2009-06-05 Doug Kwan <dougkwan@google.com>
4057 * object.cc (Sized_relobj::Sized_relobj): Initialize
4058 discarded_eh_frame_shndx_ to -1U.
4059 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4061 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4062 a discarded .eh_frame section.
4063 (Sized_relobj::do_finalize_local_symbols): Ditto.
4064 * object.h (class Sized_relobj): Declare new member
4065 discarded_eh_frame_shndx_.
4066 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4067 (local_labels_test.o, local_labels_test): New rules.
4068 * testsuite/Makefile.in: Regenerate.
4070 2009-06-04 Doug Kwan <dougkwan@google.com>
4072 * layout.cc (Layout::section_name_mapping): Add mapping for
4073 special ARM sections.
4075 2009-06-03 Doug Kwan <dougkwan@google.com>
4077 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4078 (utils::has_overflow): Same.
4080 2009-06-03 Ian Lance Taylor <iant@google.com>
4082 * layout.cc (Layout::section_name_mapping): New array, replacing
4083 Layout::linkonce_mapping.
4084 (Layout::section_name_mapping_count): New variable, replacing
4085 Layout::linkonce_mapping_count.
4086 (Layout::linkonce_output_name): Remove.
4087 (Layout::output_section_name): Rewrite.
4088 * layout.h (class Layout): Rename Linkonce_mapping to
4089 Section_name_mapping, linkonce_mapping to section_name_mapping,
4090 linkonce_mapping_count to section_name_mapping_count. Don't
4091 declare linkonce_output_name.
4093 2009-06-03 Doug Kwan <dougkwan@google.com>
4095 * gold/arm.cc (namespace utils): New.
4096 (Target_arm::reloc_is_non_pic): Define new method.
4097 (class Arm_relocate_functions): New.
4098 (Target_arm::Relocate::relocate): Handle relocation types used by
4101 2009-06-03 Ian Lance Taylor <iant@google.com>
4103 * arm.cc (Target_arm::scan::global): Use || instead of |.
4105 2009-06-02 Doug Kwan <dougkwan@google.com>
4107 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4108 issued_non_pic_error_.
4109 (class Target_arm::Scan): Declare new method check_non_pic.
4110 Define new method symbol_needs_plt_entry.
4111 Declare new data member issued_non_pic_error_.
4112 (class Target_arm::Relocate): Declare new method
4113 should_apply_static_reloc.
4114 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4115 (Target_arm::Scan::check_non_pic): Define new method.
4116 (Target_arm::Scan::local): Handle a small subset of reloc types used
4118 (Target_arm::Scan::local): Same.
4119 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4121 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4123 * incremental.cc (Incremental_inputs::report_command_line): Filter
4124 out --incremental-* options.
4126 2009-05-29 Doug Kwan <dougkwan@google.com>
4128 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4130 (class Target_arm): Update comment.
4131 (Target_arm::Target_arm): Initialize new data members GOT_,
4132 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4133 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4134 and Target_arm::rel_dyn_section.
4135 Declare new_enum Target_arm::Got_type.
4136 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4138 Update commments for member do_dynsym_value.
4139 (Target_arm::got_size, Target_arm::plt_section,
4140 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4141 new methods inside class defintion.
4142 (Target_arm::got_section): Define new method.
4143 (Target_arm::rel_dyn_section): Same.
4144 (Output_data_plt_arm): New template class.
4145 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4146 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4147 (Output_data_plt_arm::add_entry): Same.
4148 (Output_data_plt_arm::first_plt_entry): Define new
4149 static data member for PLT instruction template.
4150 (Output_data_plt_arm::plt_entry): Same.
4151 (Output_data_plt_arm::do_write): Define new method.
4152 (Target_arm::make_plt_entry): Same.
4153 (Target_arm::do_finalize_sections): Same.
4154 (Target_arm::do_dynsym_value): Same.
4156 2009-05-28 Doug Kwan <dougkwan@google.com>
4158 * Makefile.am (TARGETSOURCES): Add arm.cc.
4159 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4160 * Makefile.in: Regenerate.
4162 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4164 2009-05-26 Doug Kwan <dougkwan@google.com>
4166 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4167 (General_options::check_excluded_libs): Strip off directories in
4168 archive name before matching like GNU ld does.
4169 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4170 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4171 (exclude_libs_test_LDFLAGS): Add linker option
4172 -Wl,--exclude-libs,libexclude_libs_test_3
4173 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4174 an explicit archive without using -l.
4175 (alt/libexclude_libs_test_3.a): New make rule.
4176 * testsuite/Makefile.in: Regenerate.
4177 * testsuite/exclude_libs_test.c : Declare lib3_default().
4179 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4180 * exclude_libs_test_3.c: New file.
4182 2009-05-26 Nick Clifton <nickc@redhat.com>
4184 * po/id.po: New Indonesian translation.
4185 * po/gold.pot: Updated template file.
4187 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4189 * testsuite/Makefile.am: Add -ffunction-sections to compile
4190 gc_comdat_test files. Add -Wl,--gc-sections to build
4192 * testsuite/Makefile.in: Regenerate.
4193 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4195 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4197 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4198 kept comdat section was garbage collected.
4199 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4200 * testsuite/Makefile.in: Regenerate.
4201 * testsuite/gc_comdat_test.sh: New file.
4202 * testsuite/gc_comdat_test_1.cc: New file.
4203 * testsuite/gc_comdat_test_2.cc: New file.
4205 2009-05-19 Doug Kwan <dougkwan@google.com>
4207 * archive.cc (Archive::Archive): Move constructor from archive.h
4208 to here. Initialize no_export_.
4209 (Archive::get_elf_object_for_member): Set no_export flag of object.
4210 * archive.h (Archive::Archive): Move constructor body to
4212 (Archive::no_export): New method.
4213 (Archive::no_export_): New field.
4214 * object.h (Object::Object): Initialize no_export_ to false.
4215 (Object::no_export, Object::set_no_export): New methods.
4216 (Object::no_export_): New field.
4217 * options.cc (General_options::parse_exclude_libs): New method.
4218 (General_options::check_excluded_libs) Same.
4219 * options.h (exclude_libs): New option.
4220 (General_options::check_excluded_libs): New method declaration.
4221 (General_options::excluded_libs_): New field.
4222 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4223 default or protected visibility if an object has no-export flag set.
4224 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4225 (check_SCRIPTS): Add exclude_libs_test.sh.
4226 (check_DATA): Add exclude_libs_test.syms.
4227 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4228 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4229 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4230 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4231 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4232 libexclude_libs_test_2.a): New rules.
4233 * testsuite/Makefile.in: Regenerate.
4234 * testsuite/exclude_libs_test.c: New file.
4235 * testsuite/exclude_libs_test.sh: Ditto.
4236 * testsuite/exclude_libs_test_1.c: Ditto.
4237 * testsuite/exclude_libs_test_2.c: Ditto.
4239 2009-05-15 Ian Lance Taylor <iant@google.com>
4241 * configure.ac: Check for declarations for cases where libiberty.h
4242 checks HAVE_DECL_xxx.
4243 * configure, config.in: Rebuild.
4245 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4247 * gold.h (Incremental_argument_list): Remove (invalid) forward
4249 * incremental.cc (Incremental_inputs::report_achive): New method.
4250 (Incremental_inputs::report_object): New method.
4251 (Incremental_inputs::report_script): New method.
4252 (Incremental_inputs::finalize_inputs): New method.
4253 (Incremental_inputs::finalize): Call finalize_inputs().
4254 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4255 Create inputs entries.
4256 * incremental.h (Incremental_input_type): New enum.
4257 (Incremental_inputs::Incremental_input): Initialize new fields.
4258 (Incremental_inputs::report_inputs): New method.
4259 (Incremental_inputs::report_achive): New method.
4260 (Incremental_inputs::report_object): New method.
4261 (Incremental_inputs::report_script): New method.
4262 (Incremental_inputs::finalize_inputs): New method.
4263 (Incremental_inputs::Input_info): New struct.
4264 (Incremental_inputs::Input_info_map): New typedef.
4265 (Incremental_inputs::lock_): New field.
4266 (Incremental_inputs::Inputs_): New field.
4267 (Incremental_inputs::Inputs_map): New field.
4268 * main.cc (main): Call Incremental_input::report_inputs.
4269 * options.h (Input_argument_list): Typedef moved from
4271 (Input_file_group::Files): Remove, use ::Input_argument_list.
4272 (Input_file_group::Input_argument_list): Remove, use
4273 ::Input_argument_list.
4274 * plugin.cc (Plugin_manager::add_input_file): Add error in
4276 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4278 * script.cc (read_input_script): Call
4279 Incremental_input::report_script.
4280 * script.h (Script_info): New class.
4282 2009-04-27 Ian Lance Taylor <iant@google.com>
4284 * x86_64.cc (do_adjust_output_section): Set entsize to
4287 2009-04-23 Elliott Hughes <enh@google.com>
4289 * output.cc (Output_file::close): After short writes, continue
4290 writing from the correct offset in the buffer being written.
4292 2009-04-23 Chris Demetriou <cgd@google.com>
4294 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4295 * configure: Regenerate.
4296 * config.in: Regenerate.
4297 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4298 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4300 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4302 * incremental.cc (Incremental_inputs_header_data): Renamed from
4303 Incremental_input_header_data.
4304 (Incremental_inputs_header_data::data_size): New field.
4305 (Incremental_inputs_header_data::put_input_file_count): Renamed
4306 from input_file_count.
4307 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4308 from command_line_offset.
4309 (Incremental_inputs_header_data::put_reserved): Renamed from
4311 (Incremental_inputs_entry_data): Renamed from
4312 Incremental_input_entry_data.
4313 (Incremental_inputs_entry_data::data_size): New field.
4314 (Incremental_inputs::report_command_line): New method.
4315 (Incremental_inputs::finalize): New method.
4316 (Incremental_inputs::create_incremental_inputs_data): New method.
4317 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4318 * incremental.h: New file.
4319 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4320 (Layout::finalize): Create incremental inputs section in
4322 (Layout::create_incremental_info_sections): New method.
4323 * layout.h (Layout::incremental_inputs): New method.
4324 (Layout::create_incremental_info_sections): New method.
4325 (Layout::incremental_inputs_): New field.
4326 * main.cc (main): Notify Incremental_input of the command line.
4328 2009-04-01 Ian Lance Taylor <iant@google.com>
4329 Mikolaj Zalewski <mikolajz@google.com>
4331 * gold.h (reserve_unordered_map): Define, three versions, one for
4332 each version of Unordered_map.
4333 * layout.cc (Layout::Layout): Remove options parameter. Add
4334 number_of_input_files parameter. Don't initialize options_.
4335 Initialize number_of_input_files_ and resized_signatures_. Move
4336 sections_are_attached_.
4337 (Layout::layout_group): Reserve space for group_signatures_.
4338 (Layout::find_or_add_kept_section): Change name parameter to be a
4339 reference. Resize signatures_ map when it gets large enough.
4340 (Layout::layout_eh_frame): Use parameters->options() instead of
4342 (Layout::make_output_section): Likewise.
4343 (Layout::attach_allocated_section_to_segment): Likewise.
4344 (Layout::finalize, Layout::create_executable_stack): Likewise.
4345 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4346 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4347 * layout.h (class Layout): Update declarations. Remove options_
4348 field. Add number_of_input_files_ and resized_signatures_
4349 fields. Move sections_are_attached_ field.
4350 * main.cc (main): Pass number of input files to Layout
4351 constructor. Don't pass options.
4353 2009-03-30 Ian Lance Taylor <iant@google.com>
4355 * ffsll.c (ffsll): Correct implementation.
4357 2009-03-27 Ian Lance Taylor <iant@google.com>
4359 * ffsll.c: New file.
4360 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4361 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4362 * ftruncate.c (ftruncate): Declare before definition.
4363 * mremap.c (mremap): Likewise.
4364 * pread.c (pread): Likewise.
4365 * configure, Makefile.in, config.in: Rebuild.
4367 * mremap.c: New file.
4368 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4369 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4370 (mremap): Declare if HAVE_MREMAP is not defined.
4371 * configure, Makefile.in, config.in: Rebuild.
4373 2009-03-27 Cary Coutant <ccoutant@google.com>
4375 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4376 position independent.
4377 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4378 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4380 2009-03-24 Cary Coutant <ccoutant@google.com>
4382 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4384 (needs_dynamic_reloc): Likewise.
4386 2009-03-24 Ian Lance Taylor <iant@google.com>
4388 * yyscript.y (file_cmd): Recognize EXTERN.
4389 (extern_name_list, extern_name_list_body): New nonterminals.
4390 * script.cc (script_add_extern): Define.
4391 * script-c.h (script_add_extern): Declare.
4393 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4395 * object.cc (is_elf_object): Define.
4396 * object.h (is_elf_object): Declare.
4397 * archive.cc (Archive::get_elf_object_for_member): Call
4399 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4401 2009-03-24 Elliott Hughes <enh@google.com>
4403 * output.cc (Output_file::map_anonymous): Define.
4404 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4405 try an anonymous one. Report the size if the mmap fails.
4406 * output.h (class Output_file): Declare map_anonymous.
4408 2009-03-24 Ian Lance Taylor <iant@google.com>
4410 * target-select.cc (instantiate_target): Don't acquire the lock if
4411 the instantiated_target_ field has already been set.
4413 2009-03-23 Ian Lance Taylor <iant@google.com>
4415 * gold-threads.h (class Initialize_lock): Define.
4416 * gold-threads.cc (class Initialize_lock_once): Define.
4417 (initialize_lock_control): New static variable.
4418 (initialize_lock_pointer): New static variable.
4419 (initialize_lock_once): New static function.
4420 (Initialize_lock::Initialize_lock): Define.
4421 (Initialize_lock::initialize): Define.
4422 * target-select.h: Include "gold-threads.h".
4423 (class Target_selector): Add lock_ and initialize_lock_ fields.
4424 Don't define instantiate_target, just declare it.
4425 * target-select.cc (Target_selector::Target_selector): Initialize
4427 (Target_selector::instantiate_target): Define.
4428 * descriptors.h: Include "gold-threads.h".
4429 (class Descriptors): Add initialize_lock_ field.
4430 * descriptors.cc (Descriptors::Descriptors): Initialize new
4432 (Descriptors::open): Use initialize_lock_ field
4433 * errors.h (class Errors): Add initialize_lock_ field.
4434 * errors.cc (Errors::Errors): Initialize new field.
4435 (Errors::initialize_lock): Use initialize_lock_ field.
4436 * powerpc.cc (class Target_selector_powerpc): Remove
4437 instantiated_target_ field. In do_recognize call
4438 instantiate_target rather than do_instantiate_target. In
4439 do_instantiate_target just allocate a new target.
4440 * sparc.cc (class Target_selector_sparc): Likewise.
4442 * freebsd.h: New file.
4443 * i386.cc: Include "freebsd.h".
4444 (Target_i386): Derive from Target_freebsd rather than
4446 (Target_selector_i386): Derive from Target_selector_freebsd rather
4447 than Target_selector.
4448 * x86_64.cc: Include "freebsd.h".
4449 (Target_x86_64): Derive from Target_freebsd rather than
4451 (Target_selector_x86_64): Derive from Target_selector_freebsd
4452 rather than Target_selector.
4453 * target.h (class Target): Add adjust_elf_header and
4454 do_adjust_elf_header.
4455 * output.cc (Output_file_header:: do_sized_write): Call target
4456 adjust_elf_header routine.
4457 * configure.tgt: Set targ_osabi.
4458 * configure.ac: Define GOLD_DEFAULT_OSABI.
4459 * parameters.cc (Parameters::default_target): Pass
4460 GOLD_DEFAULT_OSABI to select_target.
4461 * target-select.h (class Target_selector): Make instantiate_target
4462 protected rather than private.
4463 * Makefile.am (HFILES): Add freebsd.h.
4464 * configure, Makefile.in, config.in: Rebuild.
4466 * merge.cc (do_add_input_section): Correct pend value. Change
4467 message about last entry not being null terminated from error to
4470 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4472 * incremental.cc: New file.
4473 * Makefile.am (CCFILES): Add incremental.cc.
4474 * Makefile.in: Rebuild.
4476 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4478 * layout.cc (Layout::output_section_name): Preserve names
4479 of '.note.' sections.
4481 2009-03-19 Ian Lance Taylor <iant@google.com>
4483 * descriptors.cc (Descriptors::open): Check that the options are
4484 valid before using them.
4486 2009-03-18 Ian Lance Taylor <iant@google.com>
4488 * script-sections.h: Include <list>.
4489 (class Script_sections): Change Sections_elements from std::vector
4490 to std::list. Typedef public Elements_iterator. Add
4491 orphan_section_placement_, data_segment_align_start_, and
4492 saw_data_segment_align_ fields. Remove data_segment_align_index_
4494 * script-sections.cc (class Orphan_section_placement): New class.
4495 (class Sections_element): Add virtual functions is_relro and
4496 orphan_section_init. Remove virtual function place_orphan_here.
4497 (class Output_section_definition): Add is_relro and
4498 orphan_section_init. Remove place_orphan_here.
4499 (class Orphan_output_section): Likewise.
4500 (Script_sections::Script_sections): Update for field changes.
4501 (Script_sections::data_segment_align): Set saw_data_segment_align_
4502 and data_segment_align_start_, not data_segment_align_index.
4503 (Script_sections::data_segment_relro_end): Check
4504 saw_data_segment_align_. Use data_segment_align_start_ rather
4505 than data_segment_align_index_.
4506 (Script_sections::place_orphan): Rewrite to use
4507 Orphan_section_placement.
4509 2009-03-17 Ian Lance Taylor <iant@google.com>
4511 * archive.cc (Archive::add_symbols): Check for a version attached
4512 to the symbol name in the archive map.
4513 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4514 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4515 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4516 (ver_test_11.a): New target.
4517 * testsuite/Makefile.in: Rebuild.
4519 * configure.ac: Check for chsize and posix_fallocate. Replace
4521 * ftruncate.c: New file, from gnulib.
4522 * output.cc (posix_fallocate): Define dummy version if not
4523 HAVE_POSIX_FALLOCATE.
4524 (Output_file::map): Call posix_fallocate rather than lseek and
4526 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4527 * configure, Makefile.in, config.in: Rebuild.
4529 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4531 * layout.h (Layout::create_note): Add section_name parameter.
4532 * layout.cc (Layout::create_note): Likewise.
4533 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4535 2009-03-17 Ian Lance Taylor <iant@google.com>
4537 * descriptors.cc: Include "options.h".
4538 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4539 (Descriptors::open): Always use O_CLOEXEC when opening a new
4540 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4541 then set FD_CLOEXEC.
4543 * sparc.cc (class Target_sparc): Add has_got_section.
4544 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4545 make sure we have a GOT section.
4547 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4548 (Target_sparc::Scan::local): Likewise.
4549 (Target_sparc::Scan::global): Likewise.
4550 (Target_sparc::Relocate::relocate): Likewise.
4551 (Target_sparc::Relocate::relocate_tls): Likewise.
4553 * symtab.cc (Symbol_table::define_default_version): New function,
4554 broken out of add_from_object.
4555 (Symbol_table::add_from_object): Call define_default_version.
4556 (Symbol_table::define_special_symbol): Add resolve_oldsym
4557 parameter. Change all callers. If the version for a symbol comes
4558 from a version script, resolve it with the symbol with the same
4559 name with no version. Also add the symbol without a version if
4561 (do_define_in_output_data): If resolving with oldsym, don't delete
4563 (do_define_in_output_segment): Likewise.
4564 (do_define_as_constant): Likewise.
4565 * symtab.h (class Symbol_table): Update declarations.
4567 2009-03-13 Ian Lance Taylor <iant@google.com>
4569 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4570 (Read_symbols::requeue): New function.
4571 (Read_symbols::do_read_symbols): If make_elf_object fails because
4572 the target type is not configured, and the file was searched for,
4573 issue a warning and retry with the next directory.
4574 (Add_symbols::run): If the file has an incompatible format, and
4575 it was searched for, requeue the Read_symbols task. On error,
4577 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4578 dirindex parameter to constructor. Change all callers. Declare
4579 incompatible_warning and requeue.
4580 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4581 input_argument_ and input_group_ fields. Add them to
4582 constructor. Change all callers.
4583 (class Read_script): Add dirindex_ field. Add it to constructor.
4585 * archive.cc (Archive::setup): Remove input_objects parameter.
4587 (Archive::get_file_and_offset): Likewise.
4588 (Archive::read_all_symbols): Likewise.
4589 (Archive::read_symbols): Likewise.
4590 (Archive::get_elf_object_for_member): Remove input_objects
4591 parameter. Add punconfigured parameter. Change all callers.
4592 (Archive::add_symbols): Change return type to bool. Check return
4593 value of include_member.
4594 (Archive::include_all_members): Likewise.
4595 (Archive::include_member): Change return type to bool. Return
4596 false if first included object has incompatible target. Set
4597 included_member_ field.
4598 (Add_archive_symbols::run): If add_symbols returns false, requeue
4600 * archive.h (class Archive): Add included_member_ field.
4601 Initialize it in constructor. Add input_file and searched_for
4602 methods. Update declarations.
4603 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4604 input_argument_ fields. Add them to constructor. Change all
4606 * script.cc: Include "target-select.h".
4607 (class Parser_closure): Add skip_on_incompatible_target_ and
4608 found_incompatible_target_ fields. Add
4609 skip_on_incompatible_target parameter to constructor. Change all
4610 callers. Add methods skip_on_incompatible_target,
4611 clear_skip_on_incompatible_target, found_incompatible_target, and
4612 set_found_incompatible_target.
4613 (read_input_script): Add dirindex parameter. Change all callers.
4614 If parser finds an incompatible target, requeue Read_symbols
4616 (script_set_symbol): Clear skip_on_incompatible_target in
4618 (script_add_assertion, script_parse_option): Likewise.
4619 (script_start_sections, script_add_phdr): Likewise.
4620 (script_check_output_format): New function.
4621 * script.h (read_input_script): Update declaration.
4622 * script-c.h (script_check_output_format): Declare.
4623 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4624 (ignore_cmd): Remove OUTPUT_FORMAT.
4625 * fileread.cc (Input_file::Input_file): Add explicit this.
4626 (Input_file::will_search_for): New function.
4627 (Input_file::open): Add pindex parameter. Change all callers.
4628 * fileread.h (class Input_file): Add input_file_argument method.
4629 Declare will_search_for. Update declarations.
4630 * object.cc (make_elf_object): Add punconfigured parameter.
4632 * object.h (class Object): Make input_file public. Add
4633 searched_for method.
4634 (make_elf_object): Update declaration.
4635 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4637 * dirsearch.h (class Dirsearch): Update declaration.
4638 * options.h (class General_options): Add --warn-search-mismatch.
4639 * parameters.cc (Parameters::is_compatible_target): New function.
4640 * parameters.h (class Parameters): Declare is_compatible_target.
4641 * workqueue.cc (Workqueue::add_blocker): New function.
4642 * workqueue.h (class Workqueue): Declare add_blocker.
4644 * fileread.cc (Input_file::open): Remove options parameter.
4646 (Input_file::open_binary): Likewise.
4647 * script.cc (read_input_script): Likewise.
4648 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4649 options parameter from constructor. Change all callers.
4650 (class Read_script): Likewise.
4651 * fileread.h (class Input_file): Update declarations.
4652 * script.h (read_input_script): Update declaration.
4654 2009-03-10 Nick Clifton <nickc@redhat.com>
4656 * po/es.po: New Spanish translation.
4658 2009-03-06 Cary Coutant <ccoutant@google.com>
4660 * options.cc (parse_short_option): Keep dash_z from registering itself.
4662 2009-03-03 Ian Lance Taylor <iant@google.com>
4665 * target-reloc.h (relocate_section): Pass output_section to
4667 * i386.cc (Target_i386::should_apply_static_reloc): Add
4668 output_section parameter. Change all callers.
4669 (Target_i386::Relocate::relocate): Add output_section parameter.
4670 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4671 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4672 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4673 * testsuite/two_file_shared.sh: New script.
4674 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4675 (check_DATA): Add two_file_shared.dbg.
4676 (two_file_shared.dbg): New target.
4677 * testsuite/Makefile.in: Rebuild.
4679 2009-03-01 Ian Lance Taylor <iant@google.com>
4681 * configure.ac: Check for byteswap.h.
4682 * configure: Rebuild.
4683 * config.in: Rebuild.
4685 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4687 * layout.cc (Layout::find_or_add_kept_section): New function.
4688 (Layout::add_comdat): Removed.
4689 * layout.h (struct Kept_section): Move out of class Layout.
4690 Remove trailing underscores from field names. Add group_sections
4691 field. Rename group_ field to is_group. Change all uses.
4692 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4693 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4694 comdat_groups_ field.
4695 (Sized_relobj::include_section_group): Use
4696 find_or_add_kept_section and Kept_section::group_sections.
4697 (Sized_relobj::include_linkonce_section): Likewise.
4698 * object.cc (class Sized_relobj): Don't define Comdat_group or
4699 Comdat_group_table. Remove find_comdat_group and
4700 add_comdat_group. Remove comdat_groups_ field.
4701 * plugin.cc (include_comdat_group): Use
4702 Layout::find_or_add_kept_section.
4704 2009-02-28 Ian Lance Taylor <iant@google.com>
4706 * README: --gc-sections and map files are now supported. Document
4707 some build requirements.
4710 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4711 relocatable link set the value of the section symbol to zero.
4712 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4713 relocatable link don't include the section address in the local
4716 2009-02-27 Ian Lance Taylor <iant@google.com>
4719 * options.h (class Search_directory): Add is_system_directory.
4720 (class General_options): Declare is_in_system_directory.
4721 * options.cc (get_relative_sysroot): Make static.
4722 (get_default_sysroot): Make static.
4723 (General_optoins::is_in_system_directory): New function.
4724 * fileread.cc (Input_file::is_in_system_directory): New function.
4725 * fileread.h (class Input_file): Declare is_in_system_directory.
4726 * object.h (class Object): Add is_in_system_directory.
4727 (class Input_objects): Remove system_library_directory_ field.
4728 * object.cc (Input_objects::add_object): Don't set
4729 system_library_directory_.
4730 (input_objects::found_in_system_library_directory): Remove.
4731 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4732 parameter. Change all callers.
4733 (Symbol_table::sized_write_globals): Likewise.
4734 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4735 Call Object::is_in_system_directory.
4736 * symtab.h (class Symbol_table): Update declarations.
4739 * descriptors.h (Open_descriptor): Add is_on_stack field.
4740 * descriptors.cc (Descriptors::open): If the descriptor is on the
4741 top of the stack, remove it. Initialize is_on_stack field.
4742 (Descriptors::release): Only add pod to stack if it is not on the
4744 (Descriptors::close_some_descriptor): Clear stack_next and
4748 * output.cc (Output_section::find_starting_output_address): Rename
4749 from starting_output_address; add PADDR parameter; change return
4751 * output.h (class Output_section): Declare
4752 find_starting_output_address instead of starting_output_address.
4753 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4754 section symbol for which we can't find a merge section.
4757 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4758 hidden or internal, force the symbol to be local.
4759 * resolve.cc (Symbol::override_visibility): Define.
4760 (Symbol::override_base): Use override_visibility.
4761 (Symbol_table::resolve): Likewise.
4762 (Symbol::override_base_with_special): Likewise.
4763 (Symbol_table::override_with_special): If the visibility is hidden
4764 or internal, force the symbol to be local.
4765 * symtab.h (class Symbol): Add set_visibility and
4766 override_visibility.
4767 * testsuite/ver_test_1.sh: New file.
4768 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4769 (check_DATA): Add ver_test_1.syms.
4770 (ver_test_1.syms): New target.
4771 * testsuite/Makefile.in: Rebuild.
4773 2009-02-25 Cary Coutant <ccoutant@google.com>
4775 * layout.cc (Layout::choose_output_section): Don't rename sections
4776 when using a linker script that has a SECTIONS clause.
4777 * Makefile.in: Regenerate.
4779 * testsuite/Makefile.am (script_test_5.sh): New test case.
4780 * testsuite/Makefile.in: Regenerate.
4781 * testsuite/script_test_5.cc: New file.
4782 * testsuite/script_test_5.sh: New file.
4783 * testsuite/script_test_5.t: New file.
4785 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4787 * archive.cc (Archive::include_member): Update calls to add_symbols.
4788 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4789 the Layout argument.
4790 * dynobj.h (do_add_symbols): Add the Layout argument.
4791 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4793 * object.h (Object::add_symbols): Add the Layout argument.
4794 (Object::do_add_symbols): Add the Layout argument.
4795 (Sized_relobj::do_add_symbols): Add the Layout argument.
4796 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4797 Unify the two versions.
4798 (Add_plugin_symbols): Remove.
4799 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4800 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4801 (Add_plugin_symbols): Remove.
4802 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4803 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4804 (Add_symbols::run): Make it work with Pulginobj.
4806 2009-02-06 Ian Lance Taylor <iant@google.com>
4808 * object.cc (Sized_relobj::do_layout): Make info message start
4809 with lower case letter.
4811 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4813 * binary.cc: Fix file comment.
4815 * options.h (enum Incremental_disposition): Define.
4816 (class General_options): Add new options: --incremental,
4817 --incremental_changed, --incremental_unchanged,
4818 --incremental_unknown. Add incremental_disposition_ and
4819 implicit_incremental_ fields.
4820 (General_options::incremental_disposition): New function.
4821 (class Position_dependent_options): Add incremental_disposition
4823 (Position_dependent_options::copy_from_options): Set incremental
4825 * options.cc (General_options::parse_incremental_changed): New
4827 (General_options::parse_incremental_unchanged): New function.
4828 (General_options::parse_incremental_unknown): New function.
4829 (General_options::General_options): Initialize new fields
4830 incremental_disposition_ and implicit_incremental_.
4831 (General_options::finalize): Check for uasge of --incremental-*
4832 without --incremental.
4834 2009-02-06 Chris Demetriou <cgd@google.com>
4836 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4837 pointer and to report location as the file name associated with
4839 (gold_undefined_symbol_at_location): New function to replace the
4840 old gold_undefined_symbol functionality.
4841 * target-reloc.h (relocate_section): Update to use
4842 gold_undefined_symbol_at_location.
4843 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4844 Call gold_undefined_symbol function rather than gold_error.
4845 * errors.h (Errors::undefined_symbol): Take location as a
4846 string, rather than calculating it from a relocation.
4847 * errors.cc (Errors::fatal): Print "fatal error:" before the
4849 (Errors::error, Errors::error_at_location): Print "error: "
4850 before the formatted message.
4851 (Errors::undefined_symbol): Take location as a string, rather
4852 than calculating it from a relocation.
4853 (gold_undefined_symbol_at_location): New function akin to
4854 old gold_undefined_symbol, calculates location from relocation.
4855 (gold_undefined_symbol): Change to take only a Symbol pointer
4856 and to report location as the file name associated with the symbol.
4857 * testsuite/debug_msg.sh: Update for changed error messages.
4858 * testsuite/undef_symbol.sh: Likewise.
4860 2009-02-04 Duncan Sands <baldrick@free.fr>
4863 * reduced_debug_output.h
4864 (Output_reduced_debug_abbrev_section::failed): Use format for
4866 (Output_reduced_debug_info_section::faild): Likewise.
4868 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4870 * script.cc (Lazy_demangler): New class.
4871 (Version_script_info::get_symbol_version_helper): Demangle a
4874 2009-01-29 Cary Coutant <ccoutant@google.com>
4876 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4878 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4880 2009-01-28 Ian Lance Taylor <iant@google.com>
4882 * version.cc (version_string): Bump to 1.9.
4884 * gold.h: Include <cstring> and <stdint.h>.
4885 * version.cc: Include <cstdio>.
4886 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4888 * reduced_debug_output.cc (insert_into_vector): Rename from
4889 Insert_into_vector; change all callers. Use Swap_unaligned to
4890 avoid aliasing issue; remove union since it is unnecessary.
4892 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4894 * Makefile.am (CCFILES): Add gc.cc.
4896 * Makefile.in: Regenerate.
4897 * gold.cc (Gc_runner): New class.
4898 (queue_initial_tasks): Call garbage collection related tasks
4899 when corresponding options are invoked.
4900 (queue_middle_gc_tasks): New function.
4901 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4902 processed early before laying out sections during garbage collection.
4903 * gold.h (queue_middle_gc_tasks): New function.
4904 (is_prefix_of): Move from "layout.cc".
4905 * i386.cc (Target_i386::gc_process_relocs): New function.
4906 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4907 * main.cc (main): Create object of class "Garbage_collection".
4908 * object.cc (Relobj::copy_symbols_data): New function.
4909 (Relobj::is_section_name_included): New function.
4910 (Sized_relobj::do_layout): Allow this function to be called twice
4911 during garbage collection and defer layout of section during the
4913 * object.h (Relobj::get_symbols_data): New function.
4914 (Relobj::is_section_name_included): New function.
4915 (Relobj::copy_symbols_data): New function.
4916 (Relobj::set_symbols_data): New function.
4917 (Relobj::get_relocs_data): New function.
4918 (Relobj::set_relocs_data): New function.
4919 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4920 (Relobj::gc_process_relocs): New function.
4921 (Relobj::do_gc_process_relocs): New pure virtual function.
4922 (Relobj::sd_): New data member.
4923 (Sized_relobj::is_output_section_offset_invalid): New function.
4924 (Sized_relobj::do_gc_process_relocs): New function.
4925 * options.h (General_options::gc_sections): Modify to not be a no-op.
4926 (General_options::print_gc_sections): New option.
4927 * plugin.cc (Plugin_finish::run): Remove function call to
4928 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4929 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4930 * reloc.cc (Read_relocs::run): Add task to process relocs and
4931 determine unreferenced sections when doing garbage collection.
4932 (Gc_process_relocs): New class.
4933 (Sized_relobj::do_gc_process_relocs): New function.
4934 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4935 sections that are garbage collected.
4936 * reloc.h (Gc_process_relocs): New class.
4937 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4938 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4939 symbols whose corresponding sections are garbage collected.
4940 (Symbol_table::Symbol_table): Add new parameter for the garbage
4942 (Symbol_table::gc_mark_undef_symbols): New function.
4943 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4944 (Symbol_table::gc_mark_dyn_syms): New function.
4945 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4947 (Symbol_table::add_from_object): Likewise.
4948 (Symbol_table::add_from_relobj): When building shared objects, do not
4949 treat externally visible symbols as garbage.
4950 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4951 table information for static and relocatable links.
4952 * symtab.h (Symbol_table::set_gc): New function.
4953 (Symbol_table::gc): New function.
4954 (Symbol_table::gc_mark_undef_symbols): New function.
4955 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4956 (Symbol_table::gc_mark_dyn_syms): New function.
4957 (Symbol_table::gc_): New data member.
4958 * target.h (Sized_target::gc_process_relocs): New pure virtual
4960 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4961 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4963 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4965 * options.h (General_options::gc_sections): Define as a no-op for now.
4966 (General_options::no_keep_memory): Ditto.
4967 (General_options::Bshareable): Define.
4968 * options.cc (General_options::finalize): Honor -Bshareable.
4970 2009-01-20 Andreas Schwab <schwab@suse.de>
4972 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4973 read the value in the contents, since we don't use it. Use the
4974 template endianness when writing.
4975 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4977 2009-01-19 Andreas Schwab <schwab@suse.de>
4979 * configure.tgt (powerpc64-*): Fix targ_obj.
4981 2009-01-15 Ian Lance Taylor <iant@google.com>
4983 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4984 local symbols when stripping all symbols.
4986 2009-01-14 Cary Coutant <ccoutant@google.com>
4988 * output.cc (Output_reloc): Add explicit instantiations.
4990 2009-01-14 Cary Coutant <ccoutant@google.com>
4992 * archive.cc (Archive::get_elf_object_for_member): Remove call
4993 to File_read::claim_for_plugin.
4994 * descriptors.cc (Descriptors::open): Remove reference to
4996 (Descriptors::claim_for_plugin): Remove.
4997 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4998 (Descriptors::is_claimed): Remove.
4999 (claim_descriptor_for_plugin): Remove.
5000 * fileread.cc (File_read::claim_for_plugin): Remove.
5001 * fileread.h (File_read::claim_for_plugin): Remove.
5002 (File_read::descriptor): Reopen descriptor if necessary.
5003 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5004 (Plugin_manager::all_symbols_read): Add task parameter. Change
5006 (Plugin_manager::get_input_file): New function.
5007 (Plugin_manager::release_input_file): New function.
5008 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5009 corresponding data member.
5010 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5011 and pass to base constructor. Change all callers.
5012 (get_input_file, release_input_file): New functions.
5013 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5014 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5015 (Plugin_manager::all_symbols_read): Add task parameter.
5016 (Plugin_manager::get_input_file): New function.
5017 (Plugin_manager::release_input_file): New function.
5018 (Plugin_manager::task_): New data member.
5019 (Pluginobj::Pluginobj): Add filesize parameter.
5020 (Pluginobj::filename): New function.
5021 (Pluginobj::descriptor): New function.
5022 (Pluginobj::filesize): New function.
5023 (Pluginobj::filesize_): New data member.
5024 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5025 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5026 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5028 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5029 with archive libraries.
5030 * testsuite/Makefile.in: Regenerate.
5031 * testsuite/plugin_test.c (struct sym_info): New type.
5032 (get_input_file, release_input_file): New static variables.
5033 (onload): Capture new transfer vector entries.
5034 (claim_file_hook): Stop reading at end of file according to filesize.
5035 Factor out parsing of readelf output into separate function.
5036 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5037 APIs and get the source file name from the symbol table. Convert
5038 source file name to corresponding object file name. Print info
5039 message when adding new input files.
5040 (parse_readelf_line): New function.
5041 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5042 * testsuite/plugin_test_2.sh: Likewise.
5043 * testsuite/plugin_test_3.sh: Likewise.
5044 * testsuite/plugin_test_4.sh: New test case.
5046 2009-01-07 Ian Lance Taylor <iant@google.com>
5048 * version.cc (version_string): Bump to 1.8.
5050 2008-12-23 Cary Coutant <ccoutant@google.com>
5052 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5053 * plugin.cc (Plugin_manager::finish): Rename as
5054 layout_deferred_objects. Move cleanup to separate function.
5055 (Plugin_manager::cleanup): New function.
5056 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5058 * plugin.h (Plugin_manager::finish): Rename as
5059 layout_deferred_objects.
5060 (Plugin_manager::cleanup): New function.
5061 (Plugin_manager::cleanup_done): New field.
5063 2008-12-23 Cary Coutant <ccoutant@google.com>
5065 * plugin.cc (is_visible_from_outside): New function.
5066 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5067 so we don't return "IR only" status for exported symbols or -r links.
5069 * testsuite/Makefile.am (plugin_test_3): New test case.
5070 * testsuite/Makefile.in: Regenerate.
5071 * testsuite/plugin_test_3.sh: New file.
5073 2008-12-22 Cary Coutant <ccoutant@google.com>
5075 * object.cc (Sized_relobj::layout_section): New function.
5076 (Sized_relobj::do_layout): Defer layout of input sections until after
5077 plugin has provided replacement files.
5078 (Sized_relobj::do_layout_deferred_sections): New function.
5079 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5080 (Relobj::layout_deferred_sections): New function.
5081 (Relobj::do_layout_deferred_sections): New function.
5082 (Sized_relobj::do_layout_deferred_sections): New function.
5083 (Sized_relobj::layout_section): New function.
5084 (Sized_relobj::Deferred_layout): New structure.
5085 (Sized_relobj::deferred_layout_): New field.
5086 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5087 Change all callers. Layout deferred sections.
5088 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5090 (Plugin_hook::run): Move code from do_plugin_hook inline.
5091 (Plugin_hook::do_plugin_hook): Remove.
5092 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5093 (Plugin_manager::finish): Renamed, was cleanup.
5094 (Plugin_manager::should_defer_layout): New function.
5095 (Plugin_manager::add_deferred_layout_object): New function.
5096 (Plugin_manager::Deferred_layout_list): New type.
5097 (Plugin_manager::deferred_layout_objects_): New field.
5098 (Plugin_hook::do_plugin_hook): Remove.
5100 2008-12-17 Ian Lance Taylor <iant@google.com>
5102 * options.h (class General_options): Add --no case for
5105 2008-12-16 Cary Coutant <ccoutant@google.com>
5107 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5109 (Plugin_manager::claim_file): Create plugin object even if
5110 plugin did not call the add_symbols callback.
5111 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5112 asking for more symbols than were added.
5113 * testsuite/Makefile.am (plugin_test_1): Add test case with
5115 (empty.syms): New target.
5116 * testsuite/Makefile.in: Regenerate.
5117 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5118 message. Don't call add_symbols if no globals.
5119 (all_symbols_read_hook): Don't provide replacement for empty
5122 2008-12-12 Ian Lance Taylor <iant@google.com>
5124 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5125 r_type == 0 for a local symbol with r_sym == 0.
5126 (scan_relocatable_relocs): Pass r_sym to
5127 local_non_section_strategy.
5128 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5131 * configure.ac: Update test for TLS descriptors: they are
5132 supported as of glibc 2.9.
5133 * configure: Rebuild.
5135 2008-12-11 Ian Lance Taylor <iant@google.com>
5138 * target-reloc.h (Default_scan_relocatable_relocs): For each
5139 function, map r_type == 0 to RELOC_DISCARD.
5141 2008-12-10 Cary Coutant <ccoutant@google.com>
5143 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5144 object to override a kept COMDAT group from a plugin object.
5146 2008-12-09 Ian Lance Taylor <iant@google.com>
5149 * yyscript.y (file_cmd): Handle INPUT.
5151 * testsuite/initpri1.c: Change all declarations to be full
5152 prototypes by adding void, to avoid compiler warnings.
5154 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5156 * options.cc (General_options::parse_plugin_opt): New.
5157 (General_options::add_plugin): The argument now is just the filename.
5158 (General_options::add_plugin_option): New.
5159 * options.h (plugin_opt): New.
5160 (add_plugin): Change argument name.
5161 (add_plugin_option): New.
5162 * plugin.cc (Plugin::load): Don't parse the plugin option.
5163 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5164 (Plugin::add_option): New.
5165 (Plugin::args_): Change type.
5166 (Plugin::filename_): New.
5167 (Plugin_manager::add_plugin_option): New.
5168 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5169 * testsuite/Makefile.in: Regenerate.
5171 2008-12-05 Cary Coutant <ccoutant@google.com>
5173 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5174 Handle --strip-lto-sections option.
5175 * options.h (strip_lto_sections): New option.
5177 2008-12-01 Cary Coutant <ccoutant@google.com>
5179 * plugin.cc (ld_plugin_message): Change format parameter to const.
5180 Fix mismatch between new[] and delete.
5182 2008-11-14 Cary Coutant <ccoutant@google.com>
5184 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5187 2008-11-05 Craig Silverstein <csilvers@google.com>
5189 * options.cc (General_options::parse_dynamic_list): New function.
5190 * options.h (General_options): New flags dynamic_list,
5191 dynamic_list_data, dynamic_list_cpp_new, and
5192 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5193 (General_options::in_dynamic_list): New function.
5194 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5195 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5196 (Lex::can_continue_name): Likewise.
5198 (read_script_file): New parameter script_options.
5199 (read_dynamic_list): New function.
5200 (Script_options::define_dynamic_list): New function.
5201 (dynamic_list_keyword_parsecodes): New variable.
5202 (dynamic_list_keywords): New variable.
5203 * script.h (Script_options::define_dynamic_list): New function
5205 (read_dynamic_list): New function prototype.
5206 * symtab.cc (strprefix): New macro.
5207 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5208 dynamic_list_data, dynamic_list_cpp_new, and
5209 dynamic_list_cpp_typeinfo.
5210 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5211 (dynamic_list_expr): New rule.
5212 (dynamic_list_nodes): Likewise.
5213 (dynamic_list_node): Likewise.
5214 * testsuite/Makefile.am (dynamic_list): New test.
5215 * testsuite/Makefile.in: Regenerated.
5216 * testsuite/dynamic_list.t: New file.
5217 * testsuite/dynamic_list.sh: New file.
5219 2008-11-05 Craig Silverstein <csilvers@google.com>
5221 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5222 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5223 (t11_last): Likewise.
5224 * testsuite/ver_test_6.c (main): Likewise.
5226 2008-10-07 Cary Coutant <ccoutant@google.com>
5228 * options.c (General_options::finalize): Add check for -static and
5230 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5233 2008-10-02 Cary Coutant <ccoutant@google.com>
5235 * plugin.cc (make_sized_plugin_object): Fix conditional
5236 compilation to work when not all targets are enabled.
5238 2008-09-29 Cary Coutant <ccoutant@google.com>
5240 * archive.cc (Archive::get_file_and_offset): Use filename instead
5241 of name to get library path.
5242 (Archive::include_member): Unlock external member of a thin archive.
5244 * testsuite/Makefile.am (TEST_AR): New variable.
5245 (thin_archive_test_1): New test.
5246 (thin_archive_test_2): New test.
5247 * testsuite/Makefile.in: Regenerate.
5248 * testsuite/thin_archive_main.cc: New file.
5249 * testsuite/thin_archive_test_1.cc: New file.
5250 * testsuite/thin_archive_test_2.cc: New file.
5251 * testsuite/thin_archive_test_3.cc: New file.
5252 * testsuite/thin_archive_test_4.cc: New file.
5254 2008-09-29 Cary Coutant <ccoutant@google.com>
5256 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5257 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5259 (Sized_relobj::do_finalize_local_symbols): Likewise.
5260 (Sized_relobj::map_to_kept_section): Likewise.
5261 * object.h (Sized_relobj::invalid_address): New constant.
5262 (Sized_relobj::do_output_section_offset): Check for invalid_address
5264 * output.cc (Output_reloc::local_section_offset): Use constant
5265 invalid_address instead of -1U.
5266 (Output_reloc::get_address): Likewise.
5267 (Output_section::output_address): Change -1U to -1ULL.
5268 * output.h (Output_reloc::invalid_address): New constant.
5269 * reloc.cc (Sized_relobj::write_sections): Use constant
5270 invalid_address instead of -1U.
5271 (Sized_relobj::relocate_sections): Likewise.
5272 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5273 values for merge sections.
5274 * target-reloc.h (relocate_for_relocatable): Use constant
5275 invalid_address instead of -1U.
5277 2008-09-19 Cary Coutant <ccoutant@google.com>
5279 Add plugin functionality for link-time optimization (LTO).
5280 * configure.ac (plugins): Add --enable-plugins option.
5281 * configure: Regenerate.
5282 * config.in: Regenerate.
5283 * Makefile.am (LIBDL): New variable.
5284 (CCFILES): Add plugin.cc.
5285 (HFILES): Add plugin.h.
5286 (ldadd_var): Add LIBDL.
5287 * Makefile.in: Regenerate.
5289 * archive.cc: Include "plugin.h".
5290 (Archive::setup): Don't preread archive symbols when using a plugin.
5291 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5292 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5294 (Archive::include_member): Add symbols from plugin objects.
5295 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5296 * descriptors.cc (Descriptors::open): Check for file descriptors
5297 abandoned by plugins.
5298 (Descriptors::claim_for_plugin): New function.
5299 * descriptors.h (Descriptors::claim_for_plugin): New function.
5300 (Open_descriptor::is_claimed): New field.
5301 (claim_descriptor_for_plugin): New function.
5302 * fileread.cc (File_read::claim_for_plugin): New function.
5303 * fileread.h (File_read::claim_for_plugin): New function.
5304 (File_read::descriptor): New function.
5305 * gold.cc: Include "plugin.h".
5306 (queue_initial_tasks): Add task to call plugin hooks for generating
5308 * main.cc: Include "plugin.h".
5309 (main): Load plugin libraries.
5310 * object.h (Pluginobj): Declare.
5311 (Object::pluginobj): New function.
5312 (Object::do_pluginobj): New function.
5313 (Object::set_target): New function.
5314 * options.cc: Include "plugin.h".
5315 (General_options::parse_plugin): New function.
5316 (General_options::General_options): Initialize plugins_ field.
5317 (General_options::add_plugin): New function.
5318 * options.h (Plugin_manager): Declare.
5319 (General_options): Add --plugin option.
5320 (General_options::has_plugins): New function.
5321 (General_options::plugins): New function.
5322 (General_options::add_plugin): New function.
5323 (General_options::plugins_): New field.
5324 * plugin.cc: New file.
5325 * plugin.h: New file.
5326 * readsyms.cc: Include "plugin.h".
5327 (Read_symbols::do_read_symbols): Check for archive before checking
5328 for ELF file. Call plugin hooks to claim files.
5329 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5330 from a real object file; force override when processing replacement
5332 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5333 (Symbol::init_base_object): Likewise.
5334 (Symbol::init_base_output_data): Likewise.
5335 (Symbol::init_base_output_segment): Likewise.
5336 (Symbol::init_base_constant): Likewise.
5337 (Symbol::init_base_undefined): Likewise.
5338 (Symbol::output_section): Assert that object is not a plugin.
5339 (Symbol_table::add_from_pluginobj): New function.
5340 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5342 (Symbol_table::sized_write_globals): Likewise.
5343 (Symbol_table::add_from_pluginobj): Instantiate template.
5344 * symtab.h (Sized_pluginobj): Declare.
5345 (Symbol::in_real_elf): New function.
5346 (Symbol::set_in_real_elf): New function.
5347 (Symbol::in_real_elf_): New field.
5348 (Symbol_table::add_from_pluginobj): New function.
5350 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5351 (LIBDL): New variable.
5353 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5354 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5355 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5356 (MOSTLYCLEANFILES): Likewise.
5357 * testsuite/Makefile.in: Regenerate.
5358 * testsuite/plugin_test.c: New file.
5359 * testsuite/plugin_test_1.sh: New file.
5360 * testsuite/plugin_test_2.sh: New file.
5362 2008-09-16 Ian Lance Taylor <iant@google.com>
5364 * target-reloc.h (relocate_section): Check whether a symbol is
5365 defined by the ABI before reporting an undefined symbol error.
5366 * target.h (Target::is_defined_by_abi): Make parameter const.
5367 (Target::do_is_defined_by_abi): Likewise.
5368 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5369 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5370 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5371 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5372 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5373 * testsuite/Makefile.in: Rebuild.
5375 * fileread.cc (make_view): Add casts to avoid warning.
5377 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5379 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5380 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5382 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5384 * options.h (General_options::output_is_executable): New.
5385 (General_options::output_is_pie): New.
5386 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5387 for shared libraries.
5388 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5390 2008-09-11 Chris Demetriou <cgd@google.com>
5392 * options.h (origin): New -z option.
5393 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5394 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5397 2008-09-05 Cary Coutant <ccoutant@google.com>
5399 * fileread.cc (File_read::make_view): Add check for attempt to map
5402 2008-09-05 Cary Coutant <ccoutant@google.com>
5404 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5405 explicit instantiations.
5407 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5410 * options.cc (General_options::finalize): Allow undefined symbols
5411 in shlibs if linking -shared.
5414 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5415 symbols as not needing a dynsym entry.
5417 2008-08-20 Craig Silverstein <csilvers@google.com>
5419 * fileread.cc (File_read::open): Do not lock the file unless it
5420 was successfully opened.
5422 2008-08-14 Cary Coutant <ccoutant@google.com>
5424 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5425 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5426 * testsuite/tls_test.cc (struct int128): 128-bit struct
5427 for testing TLS relocs with non-zero addend.
5428 (v12): New TLS variable.
5430 (t_last): Add check for v12.
5431 * testsuite/tls_test.h (t12): New function.
5432 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5434 2008-08-13 Ian Lance Taylor <iant@google.com>
5436 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5437 set tls_segment_ or relro_segment_.
5438 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5440 * output.h (Output_section::clear_is_relro): New function.
5441 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5442 sections specially even when output_data_ is empty.
5443 (Output_segment::maximum_alignment): When first section is relro,
5444 only force alignment for PT_LOAD segments.
5445 * script.cc (script_data_segment_align): New function.
5446 (script_data_segment_relro_end): New function.
5447 * script-c.h (script_data_segment_align): Declare.
5448 (script_data_segment_relro_end): Declare.
5449 * script-sections.h (class Script_sections): Declare
5450 data_segment_align and data_segment_relro_end. Add fields
5451 segment_align_index_ and saw_relro_end_.
5452 * script-sections.cc (class Sections_element): Add set_is_relro
5453 virtual function. Add new bool* parameter to place_orphan_here.
5454 Add get_output_section virtual function.
5455 (class Output_section_definition): Add set_is_relro. Add new
5456 bool* parameter to place_orphan_here. Add get_output_section.
5457 Add is_relro_ field.
5458 (Output_section_definition::Output_section_definition): Initialize
5459 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5460 and is_relro_ fields.
5461 (Output_section_definition::place_orphan_here): Add is_relro
5463 (Output_section_definition::set_section_addresses): Set relro for
5465 (Output_section_definition::alternate_constraint): Likewise.
5466 (class Orphan_output_section): Add new bool* parameter to
5467 place_orphan_here. Add get_output_section.
5468 (Orphan_output_section::place_orphan_here): Add is_relro
5470 (Script_sections::Script_sections): Initialize
5471 data_segment_align_index_ and saw_relro_end_.
5472 (Script_sections::data_segment_align): New function.
5473 (Script_sections::data_segment_relro_end): New function.
5474 (Script_sections::place_orphan): Set or clear is_relro.
5475 (Script_sections::set_section_addresses): Force alignment of first
5477 * yyscript.y (exp): Call script_data_segment_align and
5478 script_data_segment_relro_end.
5479 * testsuite/relro_script_test.t: New file.
5480 * testsuite/relro_test.cc (using_script): Declare.
5481 (t1, t2): Test using_script.
5482 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5483 (relro_script_test_SOURCES): Define.
5484 (relro_script_test_DEPENDENCIES): Define.
5485 (relro_script_test_LDFLAGS): Define.
5486 (relro_script_test_LDADD): Define.
5487 (relro_script_test.so): New target.
5488 * testsuite/Makefile.in: Rebuild.
5490 2008-08-06 Cary Coutant <ccoutant@google.com>
5492 * archive.cc (Archive::total_archives, Archive::total_members)
5493 (Archive::total_members_loaded): New variables.
5494 (Archive::setup): Add parameter. Add option to preread
5496 (Archive::read_armap): Add counter.
5497 (Archive::get_file_and_offset): New function.
5498 (Archive::get_elf_object_for_member): New function.
5499 (Archive::read_all_symbols): New function.
5500 (Archive::read_symbols): New function.
5501 (Archive::add_symbols): Add counters.
5502 (Archive::include_all_members): Use armap to find members if it's
5504 (Archive::include_member): Skip reading symbols if already read.
5505 Factored code into Archive::get_file_and_offset and
5506 Archive::get_elf_object_for_member. Changed call to
5507 Mapfile::report_include_archive_member.
5508 (Archive::print_stats): New function.
5509 * archive.h: Declare Object and Read_symbols_data classes.
5510 (Archive::Archive): Add initializers for new members.
5511 (Archive::setup): Add parameter.
5512 (Archive::print_stats): New function.
5513 (Archive::total_archives, Archive::total_members)
5514 (Archive::total_members_loaded): New variables.
5515 (Archive::get_file_and_offset): New function.
5516 (Archive::get_elf_object_for_member): New function.
5517 (Archive::read_all_symbols): New function.
5518 (Archive::read_symbols): New function.
5519 (Archive::Archive_member): New class.
5520 (Archive::members_): New member.
5521 (Archive::num_members_): New member.
5522 * main.cc: Include archive.h.
5523 (main): Call Archive::print_stats.
5524 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5525 archive parameter; member_name is now the fully-decorated name.
5526 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5527 * options.h: (General_options): Add --preread-archive-symbols option.
5528 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5531 2008-08-04 Ian Lance Taylor <iant@google.com>
5533 * symtab.h (Symbol::use_plt_offset): New function.
5534 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5535 * powerpc.cc (Relocate::relocate): Likewise.
5536 * sparc.cc (Relocate::relocate): Likewise.
5537 * x86_64.cc (Relocate::relocate): Likewise.
5538 * testsuite/weak_plt.sh: New test.
5539 * testsuite/weak_plt_main.cc: New test.
5540 * testsuite/weak_plt_shared.cc: New test.
5541 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5542 (check_PROGRAMS): Add weak_plt.
5543 (check_DATA): Add weak_plt_shared.so.
5544 (weak_plt_main_pic.o, weak_plt): New targets.
5545 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5546 * testsuite/Makefile.in: Rebuild.
5548 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5550 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5551 * testsuite/Makefile.in: Rebuild.
5553 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5555 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5556 * Makefile.in: Regenerate.
5557 * po/POTFILES.in: Regenerate.
5559 2008-07-29 Ian Lance Taylor <iant@google.com>
5561 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5562 symbols before other symbols.
5563 * testsuite/script_test_2.cc (test_addr): Declare.
5564 (test_addr_alias): Declare.
5565 (main): Check that test_addr and test_addr_alias have the right
5567 * testsuite/script_test_2.t: Define test_addr_alias and
5570 2008-07-24 Ian Lance Taylor <iant@google.com>
5573 * descriptors.cc: New file.
5574 * descriptors.h: New file.
5575 * gold-threads.h (class Hold_optional_lock): New class.
5576 * fileread.cc: Include "descriptors.h".
5577 (File_read::~File_read): Release descriptor rather than closing
5579 (File_read::open) [file]: Call open_descriptor rather than open.
5580 Set is_descriptor_opened_.
5581 (File_read::open) [memory]: Assert that descriptor is not open.
5582 (File_read::reopen_descriptor): New function.
5583 (File_read::release): Release descriptor.
5584 (File_read::do_read): Make non-const. Reopen descriptor.
5585 (File_read::read): Make non-const.
5586 (File_read::make_view): Reopen descriptor.
5587 (File_read::do_readv): Likewise.
5588 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5589 Update declarations.
5590 * layout.cc: Include "descriptors.h".
5591 (Layout::create_build_id): Use open_descriptor rather than open.
5592 * output.cc: Include "descriptors.h".
5593 (Output_file::open): Use open_descriptor rather than open.
5594 * archive.cc (Archive::const_iterator): Change Archive to be
5596 (Archive::begin, Archive::end): Make non-const.
5597 (Archive::count_members): Likewise.
5598 * archive.h (class Archive): Update declarations.
5599 * object.h (Object::read): Make non-const.
5600 * Makefile.am (CCFILES): Add descriptors.cc.
5601 (HFILES): Add descriptors.h.
5602 * Makefile.in: Rebuild.
5605 * gold.h: Always include <clocale>. Add Solaris workarounds
5606 following code in binutils/sysdep.h.
5609 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5610 this->eh_frame_hdr_ is NULL before using it.
5612 * dynobj.cc (Versions::Versions): Update comment.
5614 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5615 the base version name.
5617 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5618 array size plus one.
5619 (Stringpool_template::set_string_offsets): Subtract one from key
5620 before using it as an array index.
5621 (Stringpool_template::get_offset_with_length): Likewise.
5622 (Stringpool_template::write_to_buffer): Likewise.
5623 * stringpool.h (Stringpool_template::get_offset_from_key):
5626 2008-07-23 Ian Lance Taylor <iant@google.com>
5629 * object.h (Merged_symbol_value::value): Do our best to handle a
5633 * script.cc (Version_script_info::get_versions): Don't add empty
5634 version tag to return value.
5635 (Version_script_info::get_symbol_version_helper): Change return
5636 type to bool. Add pversion parameter. Change all callers.
5637 (script_register_vers_node): Don't require a non-NULL tag.
5638 * script.h (class Version_script_info): Update declarations.
5639 (Version_script_info::get_symbol_version): Change return type to
5640 bool. Add version parameter. Change all callers.
5641 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5642 handling. Handle an empty version from a version script.
5643 (Symbol_table::define_special_symbol): Likewise.
5644 * testsuite/ver_test_10.script: New file.
5645 * testsuite/ver_test_10.sh: New file.
5646 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5647 (check_DATA): Add ver_test_10.syms.
5648 (ver_test_10.syms, ver_test_10.so): New target.
5649 * testsuite/Makefile.in: Rebuild.
5651 2008-07-23 Simon Baldwin <simonb@google.com>
5653 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5654 to zero for undefined symbols from dynamic libraries.
5656 2008-07-23 Ian Lance Taylor <iant@google.com>
5658 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5660 * symtab.h (class Symbol_table): Update declaration.
5661 * testsuite/ver_test_9.cc: New file.
5662 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5663 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5664 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5665 (ver_test_9.so, ver_test_9.o): New targets.
5666 * testsuite/Makefile.in: Rebuild.
5668 2008-07-22 Ian Lance Taylor <iant@google.com>
5670 * options.h (class General_options): Define --check-sections.
5671 * layout.cc (Layout::set_segment_offsets): Handle
5674 * options.h (class General_options): Define -n/--nmagic and
5676 * options.cc (General_options::finalize): For -n/--nmagic or
5677 -N/--omagic, set -static.
5678 * layout.cc (Layout::attach_allocated_section_to_segment): If
5679 -N/--omagic, don't put read-only and read-write sections in
5681 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5682 finding a read-only segment.
5683 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5684 don't set the minimum segment alignment to the common page size,
5685 and don't set the file offset to the address modulo the page size.
5686 * script-sections.cc (Script_sections::create_segments): If
5687 -n/--omagic, don't put read-only and read-write sections in
5690 * cref.cc: New file.
5692 * options.h (class General_options): Add --print-symbol-counts.
5693 * main.cc (main): Issue defined symbol report if requested.
5694 * archive.cc (Archive::interpret_header): Make into a const member
5696 (Archive::add_symbols): Call Input_objects::archive_start and
5698 (Archive::const_iterator): Define new class.
5699 (Archive::begin, Archive::end): New functions.
5700 (Archive::include_all_members): Rewrite to use iterator.
5701 (Archive::count_members): New function.
5702 * archive.h (class Archive): Update declarations.
5703 (Archive::filename): New function.
5704 * object.cc: Include "cref.h".
5705 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5706 (Sized_relobj::do_get_global_symbol_counts): New function.
5707 (Input_objects::add_object): Add object to cross-referencer.
5708 (Input_objects::archive_start): New function.
5709 (Input_objects::archive_stop): New function.
5710 (Input_objects::print_symbol_counts): New function.
5711 * object.h: Declare Cref and Archive.
5712 (Object::get_global_symbol_counts): New function.
5713 (Object::do_get_global_symbol_counts): New pure virtual function.
5714 (class Sized_relobj): Add defined_count_ field. Update
5716 (class Input_objects): Add cref_ field. Update constructor.
5717 Update declarations.
5718 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5720 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5722 (Sized_dynobj::do_get_global_symbol_counts): New function.
5723 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5724 defined_count_. Update declarations. Define Symbols typedef.
5725 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5726 parameter. Change all callers.
5727 (Symbol_table::add_from_dynobj): Add sympointers and defined
5728 parameters. Change all callers.
5729 * symtab.h (class Symbol_table): Update declarations.
5730 * Makefile.am (CCFILES): Add cref.cc.
5731 (HFILES): Add cref.h.
5732 * Makefile.in: Rebuild.
5734 2008-07-22 Simon Baldwin <simonb@google.com>
5736 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5737 to zero when writing undefined symbols.
5739 2008-07-22 Ian Lance Taylor <iant@google.com>
5741 * output.cc (Output_section::add_input_section): Don't try to
5742 merge empty merge sections.
5744 2008-07-21 Craig Silverstein <csilvers@google.com>
5746 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5747 Include symbol version in error message.
5749 2008-07-20 Chris Demetriou <cgd@google.com>
5751 * configure.ac (gold_cv_c_random_seed): New configured variable.
5752 (RANDOM_SEED_CFLAGS): New substituted variable.
5753 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5754 * configure: Rebuild.
5755 * Makefile.in: Likewise.
5756 * testsuite/Makefile.in: Likewise.
5758 2008-07-18 Ian Lance Taylor <iant@google.com>
5760 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5761 where we see NAME/NULL and NAME/VERSION as separate symbols.
5762 * testsuite/ver_test_main.cc (main): Call t4.
5763 (t4, t4_2a): Define.
5764 * testsuite/ver_test_2.cc (t4_2): Define.
5765 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5766 * testsuite/ver_test_4.cc (t4_2a): Define.
5767 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5768 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5770 2008-07-17 Ian Lance Taylor <iant@google.com>
5772 * dynobj.cc (Versions::add_def): If we give an error about a
5773 missing version, go ahead and create the version anyhow.
5775 2008-07-10 Ian Lance Taylor <iant@google.com>
5777 Handle output sections with more than 0x7fffffff bytes.
5778 * object.h (class Relobj): Change map_to_output_ to
5779 output_sections_, and just keep a section pointer. Change all
5780 uses. Move comdat group support to Sized_relobj.
5781 (Relobj::is_section_specially_mapped): Remove.
5782 (Relobj::output_section): Remove poff parameter. Change all
5784 (Relobj::output_section_offset): New function.
5785 (Relobj::set_section_offset): Rewrite.
5786 (Relobj::map_to_output): Remove.
5787 (Relobj::output_sections): New function.
5788 (Relobj::do_output_section_offset): New pure virtual function.
5789 (Relobj::do_set_section_offset): Likewise.
5790 (class Sized_relobj): Add section_offsets_ field. Add comdat
5791 group support from Relobj. Update declarations.
5792 (Sized_relobj::get_output_section_offset): New function.
5793 (Sized_relobj::do_output_section_offset): New function.
5794 (Sized_relobj::do_set_section_offset): New function.
5795 * object.cc (Relobj::output_section_address): Remove.
5796 (Sized_relobj::Sized_relobj): Initialize new fields.
5797 (Sized_relobj::include_section_group): Cast find_kept_object to
5799 (Sized_relobj::include_linkonce_section): Likewise.
5800 (Sized_relobj::do_layout): Use separate arrays for output section
5802 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5804 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5805 output_sections and section_offsets.
5806 (Sized_relobj::write_local_symbols): Likewise.
5807 (map_to_kept_section): Compute output address directly.
5808 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5809 output_sections and section_offsets.
5810 (Sized_relobj::write_sections): Likewise.
5811 (Sized_relobj::relocate_sections): Likewise.
5812 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5813 * output.h (class Output_reloc): Update declarations. Change
5814 u2_.relobj to Sized_relobj*.
5815 (class Output_data_reloc): Change add functions to use
5817 * output.cc (Output_reloc::Output_reloc): Change relobj to
5819 (Output_reloc::local_section_offset): Change return type to
5820 Elf_Addr. Use get_output_section_offset.
5821 (Output_reloc::get_address): Likewise.
5822 (Output_section::is_input_address_mapped): Don't call
5823 is_section_specially_mapped.
5824 (Output_section::output_offset): Likewise.
5825 (Output_section::output_address): Likewise.
5826 (Output_section::starting_output_address): Likewise.
5827 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5828 parameter to Sized_relobj*.
5829 (Copy_relocs::need_copy_reloc): Likewise.
5830 (Copy_relocs::save): Likewise.
5831 * copy-relocs.h (class Copy_relocs): Update declarations.
5832 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5833 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5834 * target-reloc.h (relocate_for_relocatable): Change
5835 offset_in_output_section type to Elf_Addr. Change code that uses
5837 * layout.cc (Layout::layout): Always set *off.
5838 * mapfile.cc (Mapfile::print_input_section): Use
5839 output_section_offset.
5840 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5842 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5843 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5844 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5846 2008-07-03 Ian Lance Taylor <iant@google.com>
5848 * layout.cc (Layout::include_section): Do not discard unrecognized
5849 SHT_STRTAB sections.
5851 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5853 * script.cc (Lex::can_continue_name): Make '?' allowable in
5854 version-script names.
5855 * testsuite/version_script.map: Change glob pattern to use '?'
5857 2008-06-30 Manish Singh <yosh@gimp.org>
5860 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5863 2008-06-30 Ian Lance Taylor <iant@google.com>
5867 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5868 versions]: Don't try to read the value in the contents, since we
5869 don't use it. Use the template endianness when writing.
5871 2008-06-25 Cary Coutant <ccoutant@google.com>
5873 * fileread.cc (File_read::make_view): Assert on zero-length view.
5874 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5875 symbol table when there are no symbols to read.
5877 2008-06-23 Craig Silverstein <csilvers@google.com>
5879 * version.cc (version_string): Bump to 1.7
5881 2008-06-18 Craig Silverstein <csilvers@google.com>
5883 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5884 constant 0xFFFF to type Valtype.
5885 (Powerpc_relocate_functions::rel16_ha): Likewise.
5887 2008-06-17 Ian Lance Taylor <iant@google.com>
5889 * output.h (Output_section::Input_section): Initialize p2align_ to
5890 zero for Output_section_data constructors.
5891 (Output_section::Input_section::addralign): If not an input
5892 section, return the alignment of the Output_section_data.
5893 * testsuite/copy_test.cc: New file.
5894 * testsuite/copy_test_1.cc: New file.
5895 * testsuite/copy_test_2.cc: New file.
5896 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5897 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5898 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5899 (copy_test_1_pic.o, copy_test_1.so): New targets.
5900 (copy_test_2_pic.o, copy_test_2.so): New targets.
5901 * testsuite/Makefile.in: Rebuild.
5903 * script-sections.cc (Script_sections::place_orphan): Initialize
5904 local variable exact.
5906 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5908 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5910 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5911 David S. Miller <davem@davemloft.net>
5913 * powerpc.cc: New file.
5914 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5915 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5916 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5917 * Makefile.in: Rebuild.
5919 2008-06-09 Ian Lance Taylor <iant@google.com>
5921 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5923 (throwing, orig_terminate): New static variables.
5924 (terminate_handler): New static function.
5925 (t2): Set terminate handler.
5927 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5930 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5933 2008-05-30 Cary Coutant <ccoutant@google.com>
5935 * archive.cc (Archive::include_all_members) Correct to step
5936 over symbol table and extended name table in thin archives.
5938 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5941 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5944 2008-05-28 Caleb Howe <cshowe@google.com>
5946 * reduced_debug_output.cc: New file.
5947 * reduced_debug_output.h: New file.
5948 * options.h (class General_options): Add --strip-debug-non-line.
5949 * options.cc (General_options::finalize): Add strip_debug_non_line
5950 to the strip heirarchy.
5951 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5953 * layout.cc: Include "reduced_debug_output.h".
5954 (Layout::Layout): Initialize new fields.
5955 (line_only_debug_sections): New static array.
5956 (is_lines_only_debug_sections): New static inline function.
5957 (Layout::include_section): Handle --strip-debug-non-line.
5958 (Layout::make_output_section): If --strip-debug-non-line, build
5959 new output sections for .debug_abbrev and .debug_info.
5960 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5961 gold. Warn about possible overflow.
5962 (read_signed_LEB_128): Likewise.
5963 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5964 (read_signed_LEB_128): Declare.
5965 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5966 (HFILES): Add reduced_debug_output.h.
5967 * Makefile.in: Rebuild.
5969 2008-05-21 Ian Lance Taylor <iant@google.com>
5971 * mapfile.cc: New file.
5972 * mapfile.h: New file.
5973 * options.h (class General_options): Add -M/--print-map and -Map.
5974 * options.cc (General_options::finalize): Make -M equivalent to
5976 * main.cc: Include <cstdio> and "mapfile.h".
5977 (main): Open mapfile if requested.
5978 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5979 constructor. Change caller.
5980 (queue_initial_tasks): Add mapfile parameter. Change caller.
5981 (queue_middle_tasks): Likewise.
5982 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5984 * archive.cc: Include "mapfile.h".
5985 (Archive::add_symbols): Add mapfile parameter. Change all
5986 callers. Pass mapfile, symbol, and reason to include_member.
5987 (Archive::include_all_members): Add mapfile parameter. Change all
5989 (Archive::include_member): Add mapfile, sym, and why parameters.
5990 Change all callers. Report inclusion to map file.
5991 * archive.h: Include "fileread.h".
5992 (class Archive): Update declarations.
5993 (Archive::file): New const method.
5994 (class Add_archive_symbols): Add mapfile_ field. Update
5995 constructor. Change all callers.
5996 * readsyms.h (class Read_symbols): Likewise.
5997 (class Finish_group): Likewise.
5998 (class Read_script): Likewise.
5999 * common.cc: Include "mapfile.h".
6000 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6002 (Symbol_table::do_allocate_commons): Likewise.
6003 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6004 symbol allocation to mapfile.
6005 * common.h (class Allocate_commons_task): Add mapfile_ field.
6006 Update constructor. Change all callers.
6007 * symtab.h (class Symbol_table): Update declarations.
6008 * layout.cc: Include "mapfile.h".
6009 (Layout_task_runner::run): Print information to mapfile.
6010 (Layout::create_gold_note): Change Output_data_fixed_space to
6011 Output_data_zero_fill.
6012 (Layout::create_build_id): Likewise.
6013 (Layout::print_to_mapfile): New function.
6014 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6015 constructor. Change caller.
6016 (class Layout): Declare print_to_mapfile.
6017 * output.cc (Output_section::Input_section::print_to_mapfile): New
6019 (Output_section::add_input_section): If producing a map, always
6020 add to input_sections_ list.
6021 (Output_section::do_print_to_mapfile): New function.
6022 (Output_segment::print_sections_to_mapfile): New function.
6023 (Output_segment::print_section_list_to_mapfile): New function.
6024 * output.h: Include "mapfile.h".
6025 (Output_data::print_to_mapfile): New function.
6026 (Output_data::do_print_to_mapfile): New virtual function.
6027 (Output_segment_headers::do_print_to_mapfile): New function.
6028 (Output_file_header::do_print_to_mapfile): New function.
6029 (Output_data_const::do_print_to_mapfile): New function.
6030 (class Output_data_const_buffer): Add map_name_ field. Update
6031 constructor. Change all callers. Add do_print_to_mapfile
6033 (class Output_data_fixed_space): Likewise.
6034 (class Output_data_space): Likewise.
6035 (class Output_data_zero_fill): New class.
6036 (Output_data_strtab::do_print_to_mapfile): New function.
6037 (Output_data_reloc_base::do_print_to_mapfile): New function.
6038 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6039 (Output_data_group::do_print_to_mapfile): New function.
6040 (Output_data_got::do_print_to_mapfile): New function.
6041 (Output_data_dynamic::do_print_to_mapfile): New function.
6042 (Output_symtab_xindex::do_print_to_mapfile): New function.
6043 (class Output_section): Declare do_print_to_mapflie. Declare
6044 print_to_mapfile in Input_section.
6045 (class Output_segment): Declare new functions.
6046 * object.h (Sized_relobj::symbol_count): New function.
6047 * script-sections.cc
6048 (Output_section_element_dot_assignment::set_section_addresses):
6049 Change Output_data_fixed_space to Output_data_zero_fill.
6050 (Output_data_expression::do_print_to_mapfile): New function.
6051 * script.cc (read_input_script): Add mapfile parameter. Change
6053 * script.h (read_input_script): Update declaration.
6054 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6055 (Eh_frame::do_print_to_mapfile): New function.
6056 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6057 (Output_merge_string::do_print_to_mapfile): New function.
6058 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6060 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6062 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6064 * Makefile.am (CCFILES): Add mapfile.cc.
6065 (HFILES): Add mapfile.h.
6066 * Makefile.in: Rebuild.
6068 2008-05-19 Ian Lance Taylor <iant@google.com>
6070 * options.h (class General_options): Add -z relro.
6071 * layout.cc (Layout::Layout): Initialize relro_segment_.
6072 (Layout::add_output_section_data): Return the output section.
6073 (Layout::make_output_section): Rcognize relro sections and mark
6075 (Layout::attach_allocated_section_to_segment): Put relro sections
6076 in a PT_GNU_RELRO segment.
6077 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6079 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6081 (Layout::linkonce_mapping): Map d.rel.ro.local to
6083 (Layout::output_section_name): Us .data.rel.ro.local for any
6084 section which begins with that.
6085 * layout.h (class Layout): Update add_output_section_data
6086 declaration. Add relro_segment_ field.
6087 * output.cc (Output_section::Output_section): Initialize is_relro_
6088 and is_relro_local_ fields.
6089 (Output_segment::add_output_section): Group relro sections.
6090 (Output_segment::is_first_section_relro): New function.
6091 (Output_segment::maximum_alignment): If there is a relro section,
6092 align the segment to the common page size.
6093 (Output_segment::set_section_addresses): Track whether we are
6094 looking at relro sections. If the last section is a relro
6095 section, align to the common page size.
6096 (Output_segment::set_section_list_addresses): Add in_relro
6097 parameter. Change all callers. Align to the page size when
6098 moving from relro to non-relro section.
6099 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6101 * output.h (class Output_section): Add is_relro_ and
6102 is_relro_local_ fields.
6103 (Output_section::is_relro): New function.
6104 (Output_section::set_is_relro): New function.
6105 (Output_section::is_relro_local): New function.
6106 (Output_section::set_is_relro_local): New function.
6107 (class Output_segment): Update declarations.
6108 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6109 * sparc.cc (Target_sparc::got_section): Likewise.
6110 * x86_64.cc (Target_x86_64::got_section): Likewise.
6111 * testsuite/relro_test_main.cc: New file.
6112 * testsuite/relro_test.cc: New file.
6113 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6114 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6115 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6116 (relro_test.so, relro_test_pic.o): New targets.
6117 * testsuite/Makefile.in: Rebuild.
6119 2008-05-16 Ian Lance Taylor <iant@google.com>
6121 * output.cc (Output_segment::add_output_section): Remove front
6123 * output.h (class Output_segment): Remove
6124 add_initial_output_section and overloaded add_output_section.
6125 Update declaration of remaining add_output_section.
6126 * layout.cc (Layout::create_interp): Call add_output_section
6127 rather than add_initial_output_section.
6128 (Layout::finish_dynamic_section): Likewise.
6130 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6131 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6132 know the dynamic type.
6133 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6134 field. Initialize it in constructor.
6135 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6136 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6137 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6140 * output.cc (Output_reloc::get_address): Change return type to
6142 * output.h (class Output_reloc): Update get_address declaration.
6143 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6144 for section addresses.
6146 2008-05-09 Ian Lance Taylor <iant@google.com>
6149 * gold.cc (gold_nomem): Use return value of write.
6151 2008-05-08 Ian Lance Taylor <iant@google.com>
6153 * symtab.c (Symbol::init_base_output_data): Add version
6154 parameter. Change all callers.
6155 (Symbol::init_base_output_segment): Likewise.
6156 (Symbol::init_base_constant): Likewise.
6157 (Symbol::init_base_undefined): Likewise.
6158 (Sized_symbol::init_output_data): Likewise.
6159 (Sized_symbol::init_output_segment): Likewise.
6160 (Sized_symbol::init_constant): Likewise.
6161 (Sized_symbol::init_undefined): Likewise.
6162 (Symbol_table::do_define_in_output_data): If the new symbol has a
6163 version, mark it as the default.
6164 (Symbol_table::do_define_in_output_segment): Likewise.
6165 (Symbol_table::do_define_as_constant): Likewise.
6166 * symtab.h (class Symbol): Update declarations.
6167 (class Sized_symbol): Likewise.
6168 * resolve.cc (Symbol::override_version): New function.
6169 (Symbol::override_base): Call override_version.
6170 (Symbol::override_base_with_special): Likewise.
6171 * testsuite/ver_script_8.script: New file.
6172 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6173 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6174 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6175 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6177 2008-05-06 Ian Lance Taylor <iant@google.com>
6180 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6182 (class General_options): Remove existing --undefined, and add
6183 --no-undefined instead. Add new --undefined as synonym for -u.
6184 * archive.cc (Archive::add_symbols): Check whether symbol was
6186 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6187 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6188 all uses. Add IS_UNDEFINED. Update declarations to split
6189 different versions of init_base. Declare init_base_undefined.
6190 (Symbol::is_defined): Handle IS_UNDEFINED.
6191 (Symbol::is_undefined): Likewise.
6192 (Symbol::is_weak_undefined): Call is_undefined.
6193 (Symbol::is_absolute): Handle IS_CONSTANT.
6194 (class Sized_symbol): Update declarations to split different
6195 versions of init. Declare init_undefined.
6196 (class Symbol_table): Declare new functions.
6197 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6199 (Symbol::init_base_output_data): Likewise.
6200 (Symbol::init_base_output_segment): Likewise.
6201 (Symbol::init_base_constant): Likewise.
6202 (Symbol::init_base_undefined): New function.
6203 (Sized_symbol::init_object): Rename from init. Change all
6205 (Sized_symbol::init_output_data): Likewise.
6206 (Sized_symbol::init_output_segment): Likewise.
6207 (Sized_symbol::init_constant): Likewise.
6208 (Sized_symbol::init_undefined): New function.
6209 (Symbol_table::add_undefined_symbols_from_command_line): New
6211 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6213 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6214 (Symbol::output_section): Likewise.
6215 (Symbol::set_output_section): Likewise.
6216 (Symbol_table::sized_finalize_symbol): Likewise.
6217 (Symbol_table::sized_write_globals): Likewise.
6218 * resolve.cc (Symbol_table::should_override): Likewise.
6219 (Symbol::override_base_with_special): Likewise.
6221 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6222 symbol, change it to have default visibility.
6223 * testsuite/protected_1.cc: New file.
6224 * testsuite/protected_2.cc: New file.
6225 * testsuite/protected_3.cc: New file.
6226 * testsuite/protected_main_1.cc: New file.
6227 * testsuite/protected_main_2.cc: New file.
6228 * testsuite/protected_main_3.cc: New file.
6229 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6230 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6231 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6232 (protected_1.so): New target.
6233 (protected_1_pic.o, protected_2_pic.o): New targets.
6234 (protected_3_pic.o): New target.
6235 (check_PROGRAMS): Add protected_2.
6236 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6237 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6238 * testsuite/Makefile.in: Rebuild.
6240 * options.h (DEFINE_var): Add set_user_set_##varname__.
6241 (DEFINE_bool_alias): New macro.
6242 (class General_options): Define -Bstatic using DEFINE_bool_alias
6243 rather than DEFINE_special. Add --undefined as an alias for -z
6245 * options.cc (General_options::parse_Bstatic): Remove.
6247 * options.h (class General_options): Add --fatal-warnings.
6248 * main.cc (main): Implement --fatal-warnings.
6249 * errors.h (Errors::warning_count): New function.
6251 * options.h (class General_options): Add -Bsymbolic-functions.
6252 * symtab.h (Symbol::is_preemptible): Check for
6253 -Bsymbolic-functions.
6255 2008-05-05 Ian Lance Taylor <iant@google.com>
6257 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6258 as noVARNAME rather than no-VARNAME.
6259 (class General_options): Add option -z combreloc.
6260 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6262 (Output_reloc::sort_before) [SHT_REL]: New function.
6263 (Output_reloc::sort_before) [SHT_RELA]: New function.
6264 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6265 Sort_relocs_comparison.
6266 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6267 parameter. Change all callers.
6268 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6269 sort_relocs parameter. Change all callers.
6270 * output.cc (Output_reloc::get_address): New function, broken out
6272 (Output_reloc::write_rel): Call it.
6273 (Output_reloc::compare): New function.
6274 (Output_data_reloc_base::do_write): Optionally sort relocs.
6276 * configure.ac: If targ_extra_obj is set, link it in.
6277 * configure.tgt: Initialize all variables.
6278 (x86_64*): Set targ_extra_obj and targ_extra_size.
6279 * configure: Rebuild.
6281 * object.cc (Sized_relobj::include_section_group): Adjust section
6282 indexes read from group data. Build vector to pass to
6284 * layout.cc (Layout::layout_group): Add flags and shndxes
6285 parameters. Remove contents parameter. Change caller. Update
6286 explicit instantiations.
6287 * layout.h (class Layout): Update layout_group declaration.
6288 * output.cc (Output_data_group::Output_data_group): Add flags and
6289 input_shndxes parameters. Remove contents parameter. Change
6291 (Output_data_group::do_write): Change input_sections_ to
6293 * output.h (class Output_data_group): Update constructor
6294 declaration. Rename input_sections_ to input_shndxes_.
6295 * testsuite/many_sections_test.cc: Add template.
6297 2008-04-30 Cary Coutant <ccoutant@google.com>
6299 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6301 * layout.cc (Layout::include_section): Refactored check for debug
6303 (Layout::add_comdat): Add new parameters. Change type
6304 of signature parameter. Add object and shndx to signatures table.
6305 (Layout::find_kept_object): New function.
6306 * layout.h: Include <cstring>.
6307 (Layout::is_debug_info_section): New function.
6308 (Layout::add_comdat): Add new parameters.
6309 (Layout::find_kept_object): New function.
6310 (Layout::Kept_section): New struct.
6311 (Layout::Signatures): Change type of map range.
6312 * object.cc (Relobj::output_section_address): New function.
6313 (Sized_relobj::include_section_group): Add new parameters. Change
6314 calls to Layout::add_comdat. Change to build table of kept comdat
6315 groups and table mapping discarded sections to kept sections.
6316 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6317 (Sized_relobj::do_layout): Change calls to include_section_group and
6318 include_linkonce_section.
6319 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6320 value to zero when section is discarded.
6321 (Sized_relobj::map_to_kept_section): New function.
6322 * object.h (Relobj::output_section_address): New function.
6323 (Relobj::Comdat_group): New type.
6324 (Relobj::find_comdat_group): New function.
6325 (Relobj::Comdat_group_table): New type.
6326 (Relobj::Kept_comdat_section): New type.
6327 (Relobj::Kept_comdat_section_table): New type.
6328 (Relobj::add_comdat_group): New function.
6329 (Relobj::set_kept_comdat_section): New function.
6330 (Relobj::get_kept_comdat_section): New function.
6331 (Relobj::comdat_groups_): New field.
6332 (Relobj::kept_comdat_sections_): New field.
6333 (Symbol_value::input_value): Update comment.
6334 (Sized_relobj::map_to_kept_section) New function.
6335 (Sized_relobj::include_linkonce_section): Add new parameter.
6336 * target-reloc.h (Comdat_behavior): New type.
6337 (get_comdat_behavior): New function.
6338 (relocate_section): Add code to map a discarded section to the
6339 corresponding kept section when applying a relocation.
6341 2008-04-30 Craig Silverstein <csilvers@google.com>
6343 * dwarf_reader.cc (next_generation_count): New static var.
6344 (Addr2line_cache_entry): New struct.
6345 (addr2line_cache): New static var.
6346 (Dwarf_line_info::one_addr2line): Added caching.
6347 (Dwarf_line_info::clear_addr2line_cache): New function.
6348 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6349 cache-size parameter.
6350 (Dwarf_line_info::one_addr2line_cache): New function.
6351 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6352 new cache-size argument to one_addr2line(), and clear cache.
6354 2008-04-28 Cary Coutant <ccoutant@google.com>
6356 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6357 R_386_PC8 relocations.
6359 2008-04-23 Ian Lance Taylor <iant@google.com>
6361 * object.cc (Sized_relobj::include_section_group): Check for
6362 invalid section group.
6364 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6367 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6368 than read for file header.
6369 * archive.cc (Archive::include_member): Likewise.
6371 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6373 * aclocal.m4: Regenerate.
6374 * configure: Regenerate.
6376 2008-04-19 Ian Lance Taylor <iant@google.com>
6378 * version.cc (version_string): Bump to 1.6.
6380 * testsuite/Makefile.am (many_sections_r_test): New target.
6381 (many_sections_r_test_SOURCES): Remove.
6382 (many_sections_r_test_DEPENDENCIES): Remove.
6383 (many_sections_r_test_LDFLAGS): Remove.
6384 (many_sections_r_test_LDADD): Remove.
6386 * object.cc (Sized_relobj::do_add_symbols): Always pass
6387 local_symbol_count_ to add_from_relobj.
6389 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6390 every thousand variables.
6391 * testsuite/Makefile.in: Rebuild.
6393 * object.cc (Xindex::initialize_symtab_xindex): New function.
6394 (Xindex::read_symtab_xindex): New function.
6395 (Xindex::sym_xindex_to_shndx): New function.
6396 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6398 (Sized_relobj::do_initialize_xindex): New function.
6399 (Sized_relobj::do_read_symbols): Adjust section links.
6400 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6401 parameter. Change all callers.
6402 (Sized_relobj::include_section_group): Adjust section links and
6403 symbol section indexes.
6404 (Sized_relobj::do_layout): Adjust section links.
6405 (Sized_relobj::do_count_local_symbols): Adjust section links and
6406 symbol section indexes.
6407 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6408 ordinary and special symbols.
6409 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6410 dynsym_xindex parameters. Change all callers. Adjust section
6411 links. Use SHN_XINDEX when needed.
6412 (Sized_relobj::get_symbol_location_info): Adjust section links.
6413 Don't get fooled by special symbols.
6414 * object.h (class Xindex): Define.
6415 (class Object): Add xindex_ parameter. Declare virtual functoin
6416 do_initialize_xindex.
6417 (Object::adjust_sym_shndx): New function.
6418 (Object::set_xindex): New protected function.
6419 (class Symbol_value): Add is_ordinary_shndx_ field.
6420 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6421 (Symbol_value::value): Assert ordinary section.
6422 (Symbol_value::initialize_input_to_output_map): Likewise.
6423 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6425 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6427 (class Sized_relobj): Update declarations.
6428 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6429 parameter. Change all callers.
6430 (Sized_relobj::adjust_shndx): New function.
6431 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6433 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6434 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6435 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6436 (Sized_dynobj::read_dynsym_section): Adjust section links.
6437 (Sized_dynobj::read_dynamic): Likewise.
6438 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6440 (Sized_dynobj::do_initialize_xindex): New function.
6441 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6442 do_initialize_xindex.
6443 (Sized_dynobj::adjust_shndx): New function.
6444 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6445 dynsym_xindex_ fields.
6446 (Layout::finalize): Add a call to set_section_indexes before
6447 creating the symtab sections.
6448 (Layout::set_section_indexes): Don't do anything if the section
6449 already has a section index.
6450 (Layout::create_symtab_sections): Add shnum parameter. Change
6451 caller. Create .symtab_shndx section if needed.
6452 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6454 (Layout::allocated_output_section_count): New function.
6455 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6457 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6458 fields. Update declarations.
6459 (Layout::symtab_xindex): New function.
6460 (Layout::dynsym_xindex): New function.
6461 (class Write_symbols_task): Add layout_ field.
6462 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6464 * output.cc (Output_section_headers::Output_section_headers): Add
6465 shstrtab_section parameter. Change all callers.
6466 (Output_section_headers::do_sized_write): Store overflow values
6467 for section count and section string table section index in
6468 section header zero.
6469 (Output_file_header::do_sized_write): Check for overflow of
6470 section count and section string table section index.
6471 (Output_symtab_xindex::do_write): New function.
6472 (Output_symtab_xindex::endian_do_write): New function.
6473 * output.h (class Output_section_headers): Add shstrtab_section_.
6474 Update declarations.
6475 (class Output_symtab_xindex): Define.
6476 (Output_section::has_out_shndx): New function.
6477 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6479 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6481 (Sized_symbol::init): Likewise.
6482 (Symbol::output_section): Check for ordinary symbol.
6483 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6484 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6486 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6487 Change all callers. Simplify handling of symbols from sections
6488 not included in the link.
6489 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6491 (Weak_alias_sorter::operator()): Assert that symbols are
6493 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6495 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6496 parameters. Change all callers.
6497 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6498 symbol distinction. Use SHN_XINDEX when needed.
6499 (Symbol_table::write_section_symbol): Add symtab_xindex
6500 parameter. Change all callers.
6501 (Symbol_table::sized_write_section_symbol): Likewise. Use
6502 SHN_XINDEX when needed.
6503 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6505 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6506 (Symbol::is_defined): Check is_ordinary.
6507 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6508 (Symbol::is_absolute, Symbol::is_common): Likewise.
6509 (class Sized_symbol): Update declarations.
6510 (class Symbol_table): Update declarations.
6511 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6512 parameters. Change all callers.
6513 (Sized_symbol::override): Likewise.
6514 (Symbol_table::override): Likewise.
6515 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6516 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6517 is_ordinary, and orig_st_shndx parameters. Change all callers.
6518 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6519 to be in an ordinary section.
6520 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6521 object and is_ordinary parameters. Change all callers.
6522 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6523 Change all callers. Don't add undefined or non-ordinary symbols
6525 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6527 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6529 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6530 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6531 (Sized_relobj::relocate_sections): Likewise.
6532 * target-reloc.h (scan_relocs): Adjust section symbol index.
6533 (scan_relocatable_relocs): Likewise.
6534 * i386.cc (Scan::local): Check for ordinary symbols.
6535 * sparc.cc (Scan::local): Likewise.
6536 * x86_64.cc (Scan::local): Likewise.
6537 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6538 to symbol_section_and_value.
6539 * testsuite/many_sections_test.cc: New file.
6540 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6541 (check_PROGRAMS): Add many_sections_test.
6542 (many_sections_test_SOURCES): Define.
6543 (many_sections_test_DEPENDENCIES): Define.
6544 (many_sections_test_LDFLAGS): Define.
6545 (BUILT_SOURCES): Add many_sections_define.h.
6546 (many_sections_define.h): New target.
6547 (BUILT_SOURCES): Add many_sections_check.h.
6548 (many_sections_check.h): New target.
6549 (check_PROGRAMS): Add many_sections_r_test.
6550 (many_sections_r_test_SOURCES): Define.
6551 (many_sections_r_test_DEPENDENCIES): Define.
6552 (many_sections_r_test_LDFLAGS): Define.
6553 (many_sections_r_test_LDADD): Define.
6554 (many_sections_r_test.o): New target.
6555 * testsuite/Makefile.in: Rebuild.
6557 2008-04-17 Cary Coutant <ccoutant@google.com>
6559 * errors.cc (Errors::info): New function.
6560 (gold_info): New function.
6561 * errors.h (Errors::info): New function.
6562 * gold.h (gold_info): New function.
6563 * object.cc (Input_objects::add_object): Print trace output.
6564 * options.cc (options::parse_set): New function.
6565 (General_options::parse_wrap): Deleted.
6566 (General_options::General_options): Deleted initializer.
6567 * options.h (options::String_set): New typedef.
6568 (options::parse_set): New function.
6569 (DEFINE_set): New macro.
6570 (General_options::wrap): Changed to use DEFINE_set. Changed
6571 callers of any_wrap_symbols and is_wrap_symbol.
6572 (General_options::trace, General_options::trace_symbol):
6574 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6575 (General_options::wrap_symbols_): Deleted.
6576 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6578 2008-04-17 David S. Miller <davem@davemloft.net>
6580 * options.cc (General_options::parse_V): New function.
6581 * options.h: Add entries for -V and -Qy.
6583 2008-04-17 Ian Lance Taylor <iant@google.com>
6585 * common.cc (Symbol_table::allocate_commons): Remove options
6586 parameter. Change caller.
6587 (Symbol_table::do_allocate_commons): Remove options parameter.
6588 Change caller. Just call do_allocate_commons_list twice.
6589 (Symbol_table::do_allocate_commons_list): New function, broken out
6590 of do_allocate_commons.
6591 * common.h (class Allocate_commons_task): Remove options_ field.
6593 * symtab.cc (Symbol_table::Symbol_table): Initialize
6595 (Symbol_table::add_from_object): Put TLS common symbols on
6597 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6598 which are IN_OUTPUT_DATA.
6599 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6600 allocate_commons and do_allocate_commons declarations. Declare
6601 do_allocate_commons_list.
6602 * gold.cc (queue_middle_tasks): Update creation of
6603 Allocate_commons_task to not pass options.
6604 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6605 (TLS_TEST_C_FLAGS): New variable.
6606 (tls_test_c_pic.o): New target.
6607 (tls_test_shared.so): Link in tls_test_c_pic.o.
6608 (tls_test_c_pic_ie.o): New target.
6609 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6610 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6611 (tls_test_c.o): New target.
6612 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6613 (tls_pic_test_LDADD): Likewise.
6614 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6615 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6616 (tls_test_c_gnu2.o): New target.
6617 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6619 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6620 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6621 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6622 * testsuite/tls_test.cc: Include "config.h".
6623 (t_last): Call t11_last.
6624 * testsuite/tls_test.h (t11, t11_last): Declare.
6625 * testsuite/tls_test_c.c: New file.
6626 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6627 * configure.ac: Check for OpenMP support.
6628 * configure, config.in, Makefile.in: Rebuild.
6629 * testsuite/Makefile.in: Rebuild.
6631 2008-04-16 Cary Coutant <ccoutant@google.com>
6633 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6634 (Target_i386::tls_base_symbol_defined_): New field.
6635 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6636 (Target_i386::Scan::global): Likewise.
6637 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6638 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6639 (Target_x86_64::tls_base_symbol_defined_): New field.
6640 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6641 (Target_x86_64::Scan::global): Likewise.
6643 2008-04-16 Cary Coutant <ccoutant@google.com>
6645 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6646 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6647 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6648 building shared libraries.
6649 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6650 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6651 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6652 * testsuite/Makefile.in: Rebuild.
6653 * testsuite/weak_undef.h: New file.
6654 * testsuite/weak_undef_file1.cc: Add extra test cases.
6655 * testsuite/weak_undef_file2.cc: Likewise.
6656 * testsuite/weak_undef_test.cc: Likewise.
6658 2008-04-16 David S. Miller <davem@davemloft.net>
6660 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6661 Add issued_non_pic_error_ field. Declare check_non_pic.
6662 (Target_sparc::Scan::check_non_pic): New function.
6663 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6664 (Target_sparc::Scan::global): Likewise.
6666 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6667 * configure: Rebuild.
6669 * options.h (DEFINE_enable): New macro.
6670 (new_dtags): New enable option.
6671 (initfirst, interpose, loadfltr, nodefaultlib,
6672 nodelete, nodlopen, nodump): New -z options.
6673 * layout.cc (Layout:finish_dynamic_section): If new
6674 dtags enabled, emit DT_RUNPATH. Also, emit a
6675 DT_FLAGS_1 containing any specified -z flags.
6677 2008-04-16 Ian Lance Taylor <iant@google.com>
6679 * copy-relocs.cc: New file.
6680 * copy-relocs.h: New file.
6681 * reloc.cc: Remove Copy_relocs code.
6682 * reloc.h: Likewise.
6683 * reloc-types.h (struct Reloc_types) [both versions]: Add
6684 get_reloc_addend_noerror.
6685 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6686 variants of add_global which take an addend which must be zero.
6687 * i386.cc: Include "copy-relocs.h".
6688 (class Target_i386): Change type of copy_relocs_ to variable,
6690 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6692 (Target_i386::do_finalize_sections): Change handling of
6694 * sparc.cc: Include "copy-relocs.h".
6695 (class Target_sparc): Change type of copy_relocs_ to variable,
6697 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6699 (Target_sparc::do_finalize_sections): Change handling of
6701 * x86_64.cc: Include "copy-relocs.h".
6702 (class Target_x86_64): Change type of copy_relocs_ to variable,
6704 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6705 class. Change all callers.
6706 (Target_x86_64::do_finalize_sections): Change handling of
6708 * Makefile.am (CCFILES): Add copy-relocs.cc.
6709 (HFILES): Add copy-relocs.h.
6711 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6713 * testsuite/script_test_4.sh: Permit leading zeroes.
6715 2008-04-15 Ian Lance Taylor <iant@google.com>
6717 * script-sections.cc (Script_sections::create_segments): Use
6718 header_size_adjustment even when there is enough room for the
6720 * testsuite/script_test_4.sh: New file.
6721 * testsuite/script_test_4.t: New file.
6722 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6723 (check_DATA): Add script_test_4.stdout.
6724 (MOSTLYCLEANFILES): Likewise.
6725 (script_test_4): New target.
6726 (script_test_4.stdout): New target.
6727 * testsuite/Makefile.in: Rebuild.
6729 * sparc.cc: Add definitions for Output_data_plt_sparc class
6732 2008-04-14 David S. Miller <davem@davemloft.net>
6734 * sparc.cc: New file.
6735 * Makefile.am (TARGETSOURCES): Add sparc.cc
6736 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6737 * configure.tgt: Document targ_extra_size and
6738 targ_extra_big_endian. Add entries for sparc-* and
6740 * configure.ac: Handle targ_extra_size and
6741 targ_extra_big_endian.
6742 * Makefile.in: Rebuild.
6743 * configure: Likewise.
6744 * po/POTFILES.in: Likewise.
6745 * po/gold.pot: Likewise.
6747 2008-04-14 Ian Lance Taylor <iant@google.com>
6749 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6750 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6751 in the name/type/flags to section mapping. Don't call
6752 allocate_output_section.
6753 (Layout::choose_output_section): Change parameter from adjust_name
6754 to is_input_section. Don't permit input sections after sections
6755 are attached to segments. Don't call allocate_output_section.
6756 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6757 not write_enable_output_section.
6758 (Layout::make_output_section): Don't push to
6759 unattached_section_list_ nor call attach_to_segment. Call
6760 attach_section_to_segment if sections are attached.
6761 (Layout::attach_sections_to_segments): New function.
6762 (Layout::attach_section_to_segment): New function.
6763 (Layout::attach_allocated_section_to_segment): Rename from
6764 attach_to_segment. Remove flags parameter.
6765 (Layout::allocate_output_section): Remove function.
6766 (Layout::write_enable_output_section): Remove function.
6767 * layout.h (class Layout): Update for above changes. Add new
6768 field sections_are_attached_.
6769 * output.h (Output_section::update_flags_for_input_section): New
6771 * output.cc (Output_section::add_input_section): Call
6772 update_flags_for_input_section.
6773 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6775 2008-04-11 Cary Coutant <ccoutant@google.com>
6777 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6778 thought unnecessary.
6779 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6781 2008-04-11 Ian Lance Taylor <iant@google.com>
6783 * output.h (class Output_section_data): Remove inline definition
6785 * output.cc (Output_section_data::set_addralign): New function.
6787 2008-04-11 Cary Coutant <ccoutant@google.com>
6789 Add support for TLS descriptors for i386 and x86_64.
6790 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6791 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6792 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6794 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6795 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6796 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6798 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6799 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6800 Fix problem with initial-exec relocations.
6801 (Target_i386::Relocate::relocate_tls): Likewise.
6802 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6804 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6805 support for section-plus-offset dynamic table entries.
6806 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6807 (Output_data_dynamic::Dynamic_entry): Add support for
6808 section-plus-offset dynamic table entries.
6809 (Output_data_dynamic::Classification): Likewise.
6810 (Output_data_dynamic::classification_): Renamed offset_.
6811 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6812 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6813 (Target_x86_64::make_plt_section): New function.
6814 (Target_x86_64::reserve_tlsdesc_entries): New function.
6815 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6816 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6817 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6818 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6819 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6820 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6821 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6822 add extra PLT entry for TLS descriptors.
6823 (Output_data_plt_x86_64::got_): New field.
6824 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6825 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6827 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6829 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6830 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6831 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6832 R_386_TLS_DESC_CALL relocations.
6833 (Target_x86_64::Scan::global): Likewise.
6834 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6835 for TLS descriptors.
6836 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6837 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6838 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6839 GD-to-IE relaxation.
6840 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6841 and TLS_DESCRIPTORS.
6842 * Makefile.in: Rebuild.
6843 * configure: Rebuild.
6844 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6845 (tls_test_shared2.so): New target.
6846 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6847 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6848 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6849 (tls_shared_gd_to_ie_test_LDADD): New variable.
6850 (tls_shared_gnu2_gd_to_ie_test): New target.
6851 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6853 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6854 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6855 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6856 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6857 (tls_shared_gnu2_test): New target.
6858 (tls_test_gnu2_shared.so): New target.
6859 (tls_shared_gnu2_test_SOURCES): New variable.
6860 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6861 (tls_shared_gnu2_test_LDFLAGS): New variable.
6862 (tls_shared_gnu2_test_LDADD): New variable.
6863 * testsuite/Makefile.in: Rebuild.
6864 * testsuite/Makefile.
6866 2008-04-11 Ian Lance Taylor <iant@google.com>
6868 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6870 * testsuite/Makefile.in: Rebuild.
6872 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6874 * testsuite/script_test_2.cc (main): Adjust test.
6876 2008-04-11 David S. Miller <davem@davemloft.net>
6877 Ian Lance Taylor <iant@google.com>
6879 * options.h (General_options): Add entries for '-Y' and
6881 * options.cc (General_options:finalize): If -Y was used, add those
6882 entries to the library path instead of the default "/lib" and
6885 2008-04-11 David S. Miller <davem@davemloft.net>
6887 * testsuite/justsyms.t: Start at 0x100.
6888 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6889 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6891 * testsuite/script_test_2.cc: Adjust string and section length
6894 2008-04-09 Ian Lance Taylor <iant@google.com>
6897 * script-sections.cc (Sections_element::allocate_to_segment): Add
6899 (Output_section_definition::allocate_to_segment): Likewise.
6900 (Orphan_output_section::allocate_to_segment): Likewise.
6901 (Script_sections::attach_sections_using_phdrs_clause): Don't
6902 propagate non-PT_LOAD segments to orphan sections.
6903 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6904 readelf rather than objdump.
6905 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6906 .interp section and PT_INTERP segment are the same size.
6907 * testsuite/Makefile.in: Rebuild.
6909 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6910 aliases for symbols defined in the same object.
6911 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6912 (weak_alias_test_SOURCES): New variable.
6913 (weak_alias_test_DEPENDENCIES): New variable.
6914 (weak_alias_test_LDFLAGS): New variable.
6915 (weak_alias_test_LDADD): New variable.
6916 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6917 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6918 (weak_alias_test_3.o): New target.
6919 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6920 * testsuite/weak_alias_test_main.cc: New file.
6921 * testsuite/weak_alias_test_1.cc: New file.
6922 * testsuite/weak_alias_test_2.cc: New file.
6923 * testsuite/weak_alias_test_3.cc: New file.
6925 2008-04-08 Ian Lance Taylor <iant@google.com>
6927 * options.h (class General_options): Add --noinhibit-exec option.
6928 * main.cc (main): Check --noinhibit-exec.
6930 * options.h (class General_options): Define --wrap as a special
6931 option. Add wrap_symbols_ field.
6932 (General_options::any_wrap_symbols): New function.
6933 (General_options::is_wrap_symbol): New function.
6934 * options.cc (General_options::parse_wrap): New function.
6935 (General_options::General_options): Initialize wrap_symbols_.
6936 * symtab.cc (Symbol_table::wrap_symbol): New function.
6937 (Symbol_table::add_from_object): Handle --wrap.
6938 * symtab.h (class Symbol_table): Declare wrap_symbol.
6939 * target.h (Target::wrap_char): New function.
6940 (Target::Target_info): Add wrap_char field.
6941 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6942 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6943 * testsuite/testfile.cc (Target_test::test_target_info):
6946 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6949 * layout.h (class Layout): Add added_eh_frame_data_ field.
6950 * layout.cc (Layout::Layout): Initialize new field.
6951 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6952 output section until we find a section we merged successfully.
6953 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6954 that the size be non-zero.
6956 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6959 2008-04-08 Craig Silverstein <csilvers@google.com>
6961 * configure.ac: Export new conditional variable HAVE_ZLIB.
6962 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6964 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6965 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6967 2008-04-07 Ian Lance Taylor <iant@google.com>
6969 * version.cc (version_string): Set to "1.5".
6971 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6972 Add issued_non_pic_error_ field. Declare check_non_pic.
6973 (Target_x86_64::Scan::check_non_pic): New function.
6974 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6975 (Target_x86_64::Scan::global): Likewise.
6977 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6978 addend parameter. Change caller. Handle merge sections.
6979 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6980 Address to Addend. Don't add in the result of
6981 local_section_offset, pass down the addend and use the returned
6983 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6984 Update declarations of local_section_offset and symbol_value.
6985 * testsuite/two_file_test_1.cc (t18): New function.
6986 * testsuite/two_file_test_2.cc (f18): New function.
6987 * testsuite/two_file_test_main.cc (main): Call t18.
6988 * testsuite/two_file_test.h (t18, f18): Declare.
6990 * configure.ac: Don't test for objdump, c++filt, or readelf.
6991 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6993 (TEST_READELF): New variable.
6994 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6995 (check_PROGRAMS): Add two_file_strip_test.
6996 (two_file_strip_test): New target.
6997 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6998 (two_file_same_shared_strip_test_SOURCES): New variable.
6999 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7000 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7001 (two_file_same_shared_strip_test_LDADD): New variable.
7002 (two_file_shared_strip.so): New target.
7003 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7004 (ver_test_5.syms, ver_test_7.syms): Likewise.
7005 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7006 (strip_test_3.stdout): Use TEST_OBJDUMP.
7007 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7009 2008-04-04 Cary Coutant <ccoutant@google.com>
7011 * symtab.h (Symbol::is_weak_undefined): New function.
7012 (Symbol::is_strong_undefined): New function.
7013 (Symbol::is_absolute): New function.
7014 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7015 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7017 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7018 (weak_undef_test): New target.
7019 * testsuite/Makefile.in: Rebuild.
7020 * testsuite/weak_undef_file1.cc: New file.
7021 * testsuite/weak_undef_file2.cc: New file.
7022 * testsuite/weak_undef_test.cc: New file.
7024 2008-04-03 Craig Silverstein <csilvers@google.com>
7026 * compressed_output.h (class Output_compressed_section): Use
7028 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7030 (zlib_compressed_suffix): Removed.
7031 (Output_compressed_section::set_final_data_size): Use unsigned
7033 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7034 Fix linker invocation.
7035 (flagstest_o_specialfile_and_compress_debug_sections):
7037 * testsuite/Makefile.in: Regenerated.
7039 2008-04-02 David S. Miller <davem@davemloft.net>
7041 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7042 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7044 2008-04-02 Craig Silverstein <csilvers@google.com>
7048 2008-04-02 Ian Lance Taylor <iant@google.com>
7050 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7051 parameters. Update for new key type to views_. Change all
7053 (File_read::read): Adjust for byteshift in returned view.
7054 (File_read::add_view): New function, broken out of
7056 (File_read::make_view): New function, broken out of
7058 (File_read::find_or_make_view): Add offset and aligned
7059 parameters. Rewrite accordingly. Change all callers.
7060 (File_read::get_view): Add offset and aligned parameters. Adjust
7061 for byteshift in return value.
7062 (File_read::get_lasting_view): Likewise.
7063 * fileread.h (class File_read): Update declarations.
7064 (class File_read::View): Add byteshift_ field. Add byteshift to
7065 constructor. Add byteshift method.
7066 * archive.h (Archive::clear_uncached_views): New function.
7067 (Archive::get_view): Add aligned parameter. Change all callers.
7068 * object.h (Object::get_view): Add aligned parameter. Change all
7070 (Object::get_lasting_view): Likewise.
7072 * fileread.cc (File_read::release): Don't call clear_views if
7073 there are multiple objects.
7074 * fileread.h (File_read::clear_uncached_views): New function.
7075 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7078 2008-03-31 Cary Coutant <ccoutant@google.com>
7080 Add thin archive support.
7081 * archive.cc (Archive::armagt): New const.
7082 (Archive::setup): Remove task parameter and calls to unlock.
7083 (Archive::unlock_nested_archives): New function.
7084 (Archive::read_header): Add nested_off parameter. Change
7086 (Archive::interpret_header): Likewise.
7087 (Archive::include_all_members): Change to handle thin
7089 (Archive::include_member): Likewise.
7090 * archive.h (Archive::Archive): Add new parameters and
7092 (Archive::armagt): New const.
7093 (Archive::setup): Remove task parameter.
7094 (Archive::unlock_nested_archives): New function.
7095 (Archive::read_header): Add nested_off parameter.
7096 (Archive::interpret_header): Likewise.
7097 (Archive::Nested_archive_table): New typedef.
7098 (Archive::is_thin_archive_): New field.
7099 (Archive::nested_archives_): New field.
7100 (Archive::options_): New field.
7101 (Archive::dirpath_): New field.
7102 (Archive::task_): New field.
7103 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7104 for thin archives. Pass additional parameters to
7105 Archive::Archive. Unlock the archive file after calling
7108 2008-03-29 Ian Lance Taylor <iant@google.com>
7110 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7111 version symbol to be local.
7112 * testsuite/ver_test_4.sh: New file.
7113 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7114 (check_DATA): Add ver_test_4.syms.
7115 (ver_test_4.syms): New target.
7116 * testsuite/Makefile.in: Rebuild.
7119 (Output_section::Input_section_sort_entry::has_priority): New
7121 (Output_section::Input_section_sort_entry::match_file_name): New
7123 (Output_section::Input_section_sort_entry::match_section_name):
7125 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7127 (Output_section::Input_section_sort_entry::match_section_file):
7129 (Output_section::Input_section_sort_compare::operator()): Rewrite
7130 using new Input_section_sort_entry functions. Sort crtbegin and
7131 crtend first. Sort sections with no priority before sections with
7133 * testsuite/initpri1.c (d3): Check j != 4.
7134 (cd5): New constructor/destructor function.
7135 (main): Check j != 2.
7137 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7138 new symbol when resolving, don't call set_is_default.
7139 * testsuite/ver_test_7.cc: New file.
7140 * testsuite/ver_test_7.sh: New file.
7141 * testsuite/Makefile.am (ver_test_7.so): New target.
7142 (ver_test_7.o): New target.
7143 (check_SCRIPTS): Add ver_test_7.sh.
7144 (check_DATA): Add ver_test_7.syms.
7145 (ver_test_7.syms): New target.
7147 2008-03-28 Ian Lance Taylor <iant@google.com>
7149 * layout.cc (Layout::layout): If we see an input section with a
7150 name that needs sorting, set the must_sort flag for the output
7152 (Layout::make_output_section): If the name of the output section
7153 indicates that it might require sorting, set the may_sort flag.
7154 * output.h (Output_section::may_sort_attached_input_sections): New
7156 (Output_section::set_may_sort_attached_input_sections): New
7158 (Output_section::must_sort_attached_input_sections): New
7160 (Output_section::set_must_sort_attached_input_sections): New
7162 (class Output_section): Declare Input_section_sort_entry. Define
7163 Input_section_sort_compare. Declare
7164 sort_attached_input_sections. Add new fields:
7165 may_sort_attached_input_sections_,
7166 must_sort_attached_input_sections_,
7167 attached_input_sections_are_sorted_.
7168 * output.cc (Output_section::Output_section): Initialize new
7170 (Output_section::add_input_section): Add an entry to
7171 input_sections_ if may_sort or must_sort are true.
7172 (Output_section::set_final_data_size): Call
7173 sort_attached_input_sections if necessary.
7174 (Output_section::Input_section_sort_entry): Define new class.
7175 (Output_section::Input_section_sort_compare::operator()): New
7177 (Output_section::sort_attached_input_sections): New function.
7178 * configure.ac: Check whether the compiler supports constructor
7179 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7180 * testsuite/initpri1.c: New file.
7181 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7182 CONSTRUCTOR_PRIORITY.
7183 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7184 (initpri1_LDFLAGS): New variable.
7185 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7187 2008-03-27 Ian Lance Taylor <iant@google.com>
7189 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7190 * testsuite/common_test_1.c: New file.
7191 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7192 (common_test_1_SOURCES): New variable.
7193 (common_test_1_DEPENDENCIES): New variable.
7194 (common_test_1_LDFLAGS): New variable.
7196 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7197 and commons_ correctly when NAME/VERSION does not override
7199 * testsuite/ver_test_6.c: New file.
7200 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7201 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7202 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7204 2008-03-26 Ian Lance Taylor <iant@google.com>
7206 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7207 of an undefined symbol from a version script.
7208 * testsuite/Makefile.am (ver_test_5.so): New target.
7209 (ver_test_5.o): New target.
7210 (check_SCRIPTS): Add ver_test_5.sh.
7211 (check_DATA): Add ver_test_5.syms.
7212 (ver_test_5.syms): New target.
7213 * testsuite/ver_test_5.cc: New file.
7214 * testsuite/ver_test_5.script: New file.
7215 * testsuite/ver_test_5.sh: New file.
7216 * Makefile.in, testsuite/Makefile.in: Rebuild.
7219 Fix problems building gold with gcc 4.3.0.
7220 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7221 (gold_error_at_location, gold_warning_at_location): Use it.
7222 * configure.ac: Check whether we can compile and use a template
7223 function with a printf attribute.
7224 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7225 when jumping over bytes.
7226 * object.cc: Instantiate Object::read_section_data.
7227 * debug.h: Include <cstring>
7228 * dwarf_reader.cc: Include <algorithm>
7229 * main.cc: Include <cstring>.
7230 * options.cc: Include <cstring>.
7231 * output.cc: Include <cstring>.
7232 * script.cc: Include <cstring>.
7233 * script.h: Include <string>.
7234 * symtab.cc: Include <cstring> and <algorithm>.
7235 * target-select.cc: Include <cstring>.
7236 * version.cc: Include <string>.
7237 * testsuite/testmain.cc: Include <cstdlib>.
7238 * configure, config.in: Rebuild.
7240 2008-03-25 Ian Lance Taylor <iant@google.com>
7242 * options.cc: Include "../bfd/bfdver.h".
7243 (options::help): Print bug reporting address.
7245 * version.cc (print_version): Adjust output for current value of
7250 * options.cc (options::help): Print list of supported targets.
7251 * target-select.h: Include <vector>.
7252 (class Target_selector): Make machine_, size_, and is_big_endian_
7253 fields const. Add bfd_name_ and instantiated_target_ fields.
7254 (Target_selector::Target_selector): Add bfd_name parameter.
7255 (Target_selector::recognize): Make non-virtual, call
7257 (Target_selector::recognize_by_name): Make non-virtual, call
7258 do_recognize_by_name.
7259 (Target_selector::supported_names): New function.
7260 (Target_selector::bfd_name): New function.
7261 (Target_selector::do_instantiate_target): New pure virtual
7263 (Target_selector::do_recognize): New virtual function.
7264 (Target_selector::do_recognize_by_name): New virtual function.
7265 (Target_selector::instantiate_target): New private function.
7266 (supported_target_names): Declare.
7267 * target-select.cc (Target_selector::Target_selector): Update for
7268 new parameter and fields.
7269 (select_target_by_name): Check that the name matches before
7270 calling recognize_by_name.
7271 (supported_target_names): New function.
7272 * i386.cc (class Target_selector_i386): Update Target_selector
7273 constructor call. Remove recognize and recognize_by_name. Add
7274 do_instantiate_target.
7275 * x86_64.cc (class Target_selector_x86_64): Likewise.
7276 * testsuite/testfile.cc (class Target_selector_test): Update for
7277 changes to Target_selector.
7279 * README: Rewrite, with some notes on unsupported features.
7281 2008-03-24 Cary Coutant <ccoutant@google.com>
7283 * i386.cc (Target_i386::Got_type): New enum declaration.
7284 (Target_i386::Scan::local): Updated callers of Output_data_got
7286 (Target_i386::Scan::global): Likewise.
7287 (Target_i386::Relocate::relocate): Likewise.
7288 (Target_i386::Relocate::relocate_tls): Likewise.
7289 * object.h (Got_offset_list): New class.
7290 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7291 (Sized_relobj::local_got_offset): Likewise.
7292 (Sized_relobj::set_local_got_offset): Likewise.
7293 (Sized_relobj::local_has_tls_got_offset): Removed.
7294 (Sized_relobj::local_tls_got_offset): Removed.
7295 (Sized_relobj::set_local_tls_got_offset): Removed.
7296 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7297 * output.cc (Output_data_got::add_global): Added got_type parameter.
7298 (Output_data_got::add_global_with_rel): Likewise.
7299 (Output_data_got::add_global_with_rela): Likewise.
7300 (Output_data_got::add_global_pair_with_rel): New function.
7301 (Output_data_got::add_global_pair_with_rela): New function.
7302 (Output_data_got::add_local): Added got_type parameter.
7303 (Output_data_got::add_local_with_rel): Likewise.
7304 (Output_data_got::add_local_with_rela): Likewise.
7305 (Output_data_got::add_local_pair_with_rel): New function.
7306 (Output_data_got::add_local_pair_with_rela): New function.
7307 (Output_data_got::add_global_tls): Removed.
7308 (Output_data_got::add_global_tls_with_rel): Removed.
7309 (Output_data_got::add_global_tls_with_rela): Removed.
7310 (Output_data_got::add_local_tls): Removed.
7311 (Output_data_got::add_local_tls_with_rel): Removed.
7312 (Output_data_got::add_local_tls_with_rela): Removed.
7313 * output.h (Output_data_got::add_global): Added got_type parameter.
7314 (Output_data_got::add_global_with_rel): Likewise.
7315 (Output_data_got::add_global_with_rela): Likewise.
7316 (Output_data_got::add_global_pair_with_rel): New function.
7317 (Output_data_got::add_global_pair_with_rela): New function.
7318 (Output_data_got::add_local): Added got_type parameter.
7319 (Output_data_got::add_local_with_rel): Likewise.
7320 (Output_data_got::add_local_with_rela): Likewise.
7321 (Output_data_got::add_local_pair_with_rel): New function.
7322 (Output_data_got::add_local_pair_with_rela): New function.
7323 (Output_data_got::add_global_tls): Removed.
7324 (Output_data_got::add_global_tls_with_rel): Removed.
7325 (Output_data_got::add_global_tls_with_rela): Removed.
7326 (Output_data_got::add_local_tls): Removed.
7327 (Output_data_got::add_local_tls_with_rel): Removed.
7328 (Output_data_got::add_local_tls_with_rela): Removed.
7329 * resolve.cc (Symbol::override_base_with_special): Removed
7330 reference to has_got_offset_ field.
7331 * symtab.cc (Symbol::init_fields): Replaced initialization
7332 of got_offset_ with got_offsets_. Removed initialization
7334 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7335 (Symbol::got_offset): Likewise.
7336 (Symbol::set_got_offset): Likewise.
7337 (Symbol::has_tls_got_offset): Removed.
7338 (Symbol::tls_got_offset): Removed.
7339 (Symbol::set_tls_got_offset): Removed.
7340 (Symbol::got_offset_): Removed.
7341 (Symbol::tls_mod_got_offset_): Removed.
7342 (Symbol::tls_pair_got_offset_): Removed.
7343 (Symbol::got_offsets_): New field.
7344 (Symbol::has_got_offset): Removed.
7345 (Symbol::has_tls_mod_got_offset): Removed.
7346 (Symbol::has_tls_pair_got_offset): Removed.
7347 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7348 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7350 (Target_x86_64::Scan::global): Likewise.
7351 (Target_x86_64::Relocate::relocate): Likewise.
7352 (Target_x86_64::Relocate::relocate_tls): Likewise.
7354 2008-03-25 Ben Elliston <bje@au.ibm.com>
7356 * yyscript.y: Fix spelling error in comment.
7358 2008-03-24 Ian Lance Taylor <iant@google.com>
7360 * options.h (class General_options): Define build_id option.
7361 * layout.h (class Layout): Declare write_build_id, create_note,
7362 create_build_id. Add build_id_note_ member.
7363 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7364 "libiberty.h", "md5.h", "sha1.h".
7365 (Layout::Layout): Initialize eh_frame_data_,
7366 eh_frame_hdr_section_, and build_id_note_.
7367 (Layout::finalize): Call create_build_id.
7368 (Layout::create_note): New function, broken out of
7369 Layout::create_gold_note.
7370 (Layout::create_gold_note): Call create_note.
7371 (Layout::create_build_id): New function.
7372 (Layout::write_build_id): New function.
7373 (Close_task_runner::run): Call write_build_id.
7375 * x86_64.cc: Correct license to GPLv3.
7377 2008-03-23 Ian Lance Taylor <iant@google.com>
7379 * options.cc: Include "demangle.h".
7380 (parse_optional_string): New function.
7381 (parse_long_option): Handle takes_optional_argument.
7382 (parse_short_option): Update dash_z initializer. Handle
7383 takes_optional_argument.
7384 (General_options::General_options): Initialize do_demangle_.
7385 (General_options::finalize): Set do_demangle_. Handle demangling
7387 * options.h (parse_optional_string): Declare.
7388 (struct One_option): Add optional_arg field. Update constructor.
7389 Update call constructor calls. Add takes_optional_argument
7391 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7392 (DEFINE_optional_string): Define.
7393 (General_options::demangle): Change from DEFINE_bool to
7394 DEFINE_optional_string.
7395 (General_options::no_demangle): New function.
7396 (General_options::do_demangle): New function.
7397 (General_options::set_do_demangle): New function.
7398 (General_options::execstack_status_): Move definition to end of
7400 (General_options::static_): Likewise.
7401 (General_options::do_demangle_): New field.
7402 * object.cc (big_endian>::get_symbol_location_info): Call
7403 Options::do_demangle, not Options::demangle.
7404 * symtab.cc (demangle): Likewise.
7406 2008-03-22 Ian Lance Taylor <iant@google.com>
7408 * gold.h: Include <cstddef> and <sys/types.h>
7409 * options.h: Include <cstring>.
7411 2008-03-21 Ian Lance Taylor <iant@google.com>
7413 * Added source code to GNU binutils.