1 2010-03-24 Ian Lance Taylor <iant@google.com>
3 * testsuite/script_test_3.t: Add a TLS segment.
4 * testsuite/Makefile.am (check_PROGRAMS): Add
6 (tls_phdrs_script_test_SOURCES): Define.
7 (tls_phdrs_script_test_DEPENDENCIES): Define.
8 (tls_phdrs_script_test_LDFLAGS): Define.
9 (tls_phdrs_script_test_LDADD): Define.
10 * testsuite/Makefile.in: Rebuild.
12 2010-03-23 Cary Coutant <ccoutant@google.com>
14 * fileread.cc (find_or_make_view): Fix comment.
16 2010-03-23 Ian Lance Taylor <iant@google.com>
18 * script-sections.cc (class Orphan_section_placement): Define
19 PLACE_TLS and PLACE_TLS_BSS.
20 (Orphan_section_placement::Orphan_section_placement): Initialize
22 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
23 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
24 (tls_script_test_SOURCES): Define.
25 (tls_script_test_DEPENDENCIES): Define.
26 (tls_script_test_LDFLAGS): Define.
27 (tls_script_test_LDADD): Define.
28 * testsuite/Makefile.in: Rebuild.
30 2010-03-22 Doug Kwan <dougkwan@google.com>
32 * arm.cc (Arm_relocate_functions::abs8,
33 Arm_relocate_functions::abs16): Use correct check for overflow
34 specified in the ARM ELF specs.
35 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
36 target of a BLX instruction specially.
37 (Reloc_stub::stub_type_for_reloc): Ditto.
38 (Relocate::relocate): Use symbolic names instead of numeric relocation
39 codes to report error.
40 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
42 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
43 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
44 thumb2_blx_out_of_range.stdout
45 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
46 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
47 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
48 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
49 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
50 thumb2_blx_in_range, thumb2_blx_in_range.o,
51 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
52 thumb2_blx_out_of_range.o): New rules.
53 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
54 thumb2_blx_in_range and thumb2_blx_out_of_range.
55 * testsuite/Makefile.in: Regenerate.
56 * arm_branch_in_range.sh: Add tests for THUMB BLX.
57 * testsuite/thumb_blx_in_range.s: New file.
58 * testsuite/thumb_blx_out_of_range.s: New file.
60 2010-03-22 Rafael Espindola <espindola@google.com>
62 * archive.cc (Should_include): Move to archive.h.
63 (should_include_member): Make it a member of Archive.
65 (Add_lib_group_symbols): New.
66 * archive.h: Include options.h.
67 (Archive_member): Moved from Archive.
68 (Should_include): Moved from archive.cc.
70 (Add_lib_group_symbols): New.
71 * dynobj.cc (do_should_include_member): New.
72 * dynobj.h (do_should_include_member): New.
73 * gold.cc (queue_initial_tasks): Update call to queue.
74 * main.cc (main): Print lib group stats.
75 * object.cc (do_should_include_member): New.
76 * object.h: Include archive.h.
77 (Object::should_include_member): New.
78 (Object::do_should_include_member): New.
79 (Sized_relobj::do_should_include_member): New.
80 * options.cc (General_options::parse_start_lib): New.
81 (General_options::parse_end_lib): New.
82 (Input_arguments::add_file): Handle lib groups.
83 (Input_arguments::start_group): Check we are not in a lib.
84 (Input_arguments::start_lib): New.
85 (Input_arguments::end_lib): New.
86 * options.h (General_options): Add start_lib and end_lib.
87 (Input_argument::lib_): New.
88 (Input_argument::lib): New.
89 (Input_argument::is_lib): New.
90 (Input_file_lib): New.
91 (Input_arguments::in_lib_): New.
92 (Input_arguments::in_lib): New.
93 (Input_arguments::start_lib): New.
94 (Input_arguments::end_lib_): New.
95 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
96 in unused members as preempted.
97 (Sized_pluginobj::do_should_include_member): New.
98 * plugin.h (Sized_pluginobj::do_should_include_member): New.
99 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
101 (Read_symbols::do_whole_lib_group): New.
102 (Read_symbols::do_lib_group): New.
103 (Read_symbols::do_read_symbols): Handle lib groups.
104 (Read_symbols::get_name): Handle lib groups.
105 * readsyms.h (Read_symbols): Add an archive member pointer.
106 (Read_symbols::do_whole_lib_group): New.
107 (Read_symbols::do_lib_group): New.
108 (Read_symbols::member_): New.
109 * script.cc (read_input_script): Update call to queue_soon.
111 2010-03-19 Doug Kwan <dougkwan@google.com>
113 * arm.cc (Stub_table::Stub_table): Initialize new data members
114 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
115 (Stub_table::add_reloc_stub): Assign stub offset and update
116 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
117 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
119 (Stub_table::update_data_size_and_addralign): Use
120 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
121 instead of going over all reloc stubs.
122 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
123 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
124 Stringpool_template::offset_ to size of Stringpool_char.
125 (Stringpool_template::new_key_offset): Remove code to initialize
126 Stringpool_template::offset_.
127 * stringpool.h (Stringpool_template::set_no_zero_null): Set
128 Stringpool_template::offset_ to zero.
130 2010-03-15 Doug Kwan <dougkwan@google.com>
132 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
134 (Stringpool_template::new_key_offset): New method.
135 (Stringpool_template::add_string): Assign offsets when adding new
137 (Stringpool_template::set_string_offsets): Do not set string offsets
139 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
141 (Chunked_vector::clear): Clear size_.
142 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
143 (Chunked_vector::size): Return size_.
144 (Chunked_vector::push_back): Use size_ to find insert position.
145 (Chunked_vector::size_): New data member.
146 (Stringpool_template::set_no_zero_null): Assert string set is empty.
147 (Stringpool_template::new_key_offset): New method declaration.
148 (Stringpool_template::offset_): New data member.
150 2010-03-15 Rafael Espindola <espindola@google.com>
152 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
153 Add_symbols' constructor.
154 * readsyms.h (Add_symbols): Remove the input_group member.
156 2010-03-10 Ian Lance Taylor <iant@google.com>
158 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
159 target to ask whether a reference to a symbol requires a stack
161 * target.h (Target::is_call_to_non_split): New function.
162 (Target::do_is_call_to_non_split): Declare virtual function.
163 * target.cc: Include "symtab.h".
164 (Target::do_is_call_to_non_split): New function.
165 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
167 2010-03-10 Cary Coutant <ccoutant@google.com>
169 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
170 (File_read::open[1]): Remove initial mapping of whole_file_view_.
171 (File_read::open[2]): Add whole_file_view_ to list of views.
172 (File_read::make_view): Remove test of whole_file_view_.
173 (File_read::find_or_make_view): Create whole_file_view_ if
175 (File_read::clear_views): Replace bool parameter with enum;
176 adjust all callers. Don't delete views with permanent data;
177 do delete cached views and views from archives if
178 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
179 if clearing the corresponding view.
180 * fileread.h (File_read::Clear_views_mode): New enum.
181 (File_read::View::is_permanent_view): New method.
182 (File_read::clear_views): Replace bool parameter
183 with enum; adjust all callers.
184 * options.h (General_options): Change keep_files_mapped option;
186 * readsyms.cc (Add_symbols::run): Delete sd_ object before
188 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
191 2010-03-10 David S. Miller <davem@davemloft.net>
193 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
195 2010-03-09 Sriraman Tallam <tmsriram@google.com>
197 * icf.cc (get_section_contents): Add '@' marker after processing the
200 2010-03-08 Doug Kwan <dougkwan@google.com>
202 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
203 due to a conversion warning.
204 (Arm_relobj::update_output_local_symbol_count): Check for local
205 symbol with unset output index.
207 2010-03-05 Ian Lance Taylor <iant@google.com>
209 * options.h (class General_options): Add --spare-dynamic-tags.
210 * output.cc (Output_data_dynamic::set_final_data_size): Implement
211 --spare-dynamic-tags.
213 2010-03-05 Ian Lance Taylor <iant@google.com>
215 * incremental.cc: Include "libiberty.h".
217 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
219 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
220 function, is_info_ member.
221 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
222 (Versions::Versions): Update caller.
223 (Versions::define_base_version): Likewise.
224 (Versions::add_def): Likewise.
226 2010-03-03 Sriraman Tallam <tmsriram@google.com>
228 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
229 (Scan::possible_function_pointer_reloc): New function.
230 (Scan::local_reloc_may_be_function_pointer): Change to call
231 possible_function_pointer_reloc.
232 (Scan::global_reloc_may_be_function_pointer): Ditto.
233 * icf.h (Icf::check_section_for_function_pointers): Change to reject
234 relocations in ".data.rel.ro._ZTV" section.
235 * testsuite/icf_safe_so_test.sh: Change to pass i386.
236 * testsuite/icf_safe_so_test.cc: Ditto.
237 * testsuite/icf_safe_test.cc: Ditto.
238 * testsuite/icf_safe_test.sh: Ditto.
240 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
241 Ian Lance Taylor <iant@google.com>
243 * target-reloc.h (relocate_section): Check the symbol table index
244 for -1U before setting the local symbol index.
245 (scan_relocatable_relocs): If copying the relocation, record that
246 the local symbol is required.
247 * object.h (Symbol_value::is_output_symtab_index_set): New
249 (Symbol_value::may_be_discarded_from_output_symtab): New
251 (Symbol_value::has_output_symtab_entry): New function.
252 (Symbol_value::needs_output_symtab_entry): Remove.
253 (Symbol_value::output_symtab_index): Make sure the symbol index is
255 (Symbol_value::set_output_symtab_index): Make sure the symbol
256 index is not set. Make sure the new index is valid.
257 (Symbol_value::set_must_have_output_symtab_entry): New function.
258 (Symbol_value::has_output_dynsym_entry): New function.
259 (Symbol_value::set_output_dynsym_index): Make sure the new index
261 (Sized_relobj::set_must_have_output_symtab_entry): New function.
262 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
263 local symbol if permitted.
264 (Sized_relobj::do_finalize_local_symbols): Call
265 is_output_symtab_index_set rather than needs_output_symtab_entry.
266 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
267 rather than needs_output_symtab_entry. Call
268 has_output_dynsym_entry rather than needs_output_dynsym_entry.
269 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
270 is_output_symtab_index_set rather than needs_output_symtab_entry.
271 * testsuite/discard_locals_relocatable_test.c: New file.
272 * testsuite/discard_locals_test.sh: Test -r.
273 * testsuite/Makefile.am (check_DATA): Add
274 discard_locals_relocatable_test1.syms,
275 discard_local_relocatable_test2.syms.
276 (MOSTLYCLEANFILES): Likewise. Also add
277 discard_locals_relocatable_test1.lout and
278 discard_locals_relocatable_test2.out.
279 (discard_locals_relocatable_test1.syms): New target.
280 (discard_locals_relocatable_test.o): New target.
281 (discard_locals_relocatable_test1.out): New target.
282 (discard_locals_relocatable_test2.syms): New target.
283 (discard_locals_relocatable_test2.out): New target.
284 (various): Add missing ../ld-new dependencies.
285 * testsuite/Makefile.in: Rebuild.
287 2010-03-03 Nick Clifton <nickc@redhat.com>
289 * po/fi.po: New Finnish translation.
291 2010-03-01 Doug Kwan <dougkwan@google.com>
293 * layout.cc (Layout::Layout): Force section types of .init_array*,
294 .preinit_array* and .fini_array* sections.
295 * output.cc (Output_section::Input_section_sort_entry::has_priority):
296 Fix check of return value of std::string::find.().
297 (Output_section::Input_section_sort_compare::operator()): Remove
298 comment about .init_array.
299 (Output_section::Input_section_sort_init_fini_compare::operator()):
301 (Output_section::sort_attached_input_sections): Handle .init_array
302 and .fini_array specially.
303 * output.h (Output_section::Inut_section_sort_compare): Update
305 (Output_section::Input_section_sort_init_fini_compare): New struct.
307 2010-02-26 Doug Kwan <dougkwan@google.com>
309 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
310 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
311 * testsuite/debug_msg.sh: Avoid matching source line number for
312 use of global variable undef_int.
314 2010-02-26 Doug Kwan <dougkwan@google.com>
316 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
317 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
318 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
319 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
320 * options.cc (General_options::General_options): Initialize member
322 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
323 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
324 and rm_no_fix_v4bx.stdout
325 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
326 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
327 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
328 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
330 * Makefile.in: Regenerate.
331 * testsuite/arm_fix_v4bx.s: New file.
332 * testsuite/arm_fix_v4bx.sh: Ditto.
334 2010-02-24 Doug Kwan <dougkwan@google.com>
336 * arm.cc (Target_arm::got_section): Make the .got section the first
337 non RELRO section in the data segment.
338 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
339 suffixes of section names.
341 2010-02-24 Doug Kwan <dougkwan@google.com>
343 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
344 flags and attributes merging if an input file is a binary file.
345 * fileread.cc (Input_file::open): Record format of original file.
346 * fileread.h (Input_file::Format): New enum type.
347 (Input_file::Input_file): Initialize data member format_.
348 (Input_file::format): New method definition.
349 (Input_file::format_):: New data member.
351 2010-02-24 Doug Kwan <dougkwan@google.com>
353 * arm.cc (Arm_output_data_got): New class.
354 (ARM_TCB_SIZE): New constant
355 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
356 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
357 If user uses a script with a SECTIONS clause, issue only a warning
358 for a misplaced EXIDX input section. Otherwise, issue an error.
359 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
361 (Target_arm::got_mode_index_entry): Handle static linking.
362 (Target_arm::Scan::local): Ditto.
363 (Target_arm::Scan::global): Ditto.
364 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
365 all incorrectly implemented relocations.
366 (Target_arm::fix_exidx_coverage): Pass layout to
367 Arm_output_section::fix_exidx_coverage.
368 * layout.cc (Layout::section_name_mapping): Remove trailing dots
369 from ".ARM.exidx." and ".ARM.extab.".
371 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
373 * arm.cc (Target_arm::do_finalize_sections): Create attribute
374 section if it does not already exist.
375 * attributes.cc (Attributes_section_data::Attributes_section_data):
376 Don't crash if size is zero.
378 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
379 Ian Lance Taylor <iant@google.com>
381 * gold.cc (queue_middle_tasks): If no input files were opened,
383 * workqueue.h (Task_function::Task_function): Assert that there is
386 2010-02-22 Doug Kwan <dougkwan@google.com>
388 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
389 * icf.cc (get_section_contents): Cast snprintf arguments to long long
390 types to avoid warnings due to different uint64_t implementations
393 2010-02-21 Doug Kwan <dougkwan@google.com>
395 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
396 handling of the maximum backward branch offset.
397 (Arm_relocate_functions::thumb_branch_common): Ditto.
398 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
399 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
400 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
401 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
402 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
403 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
404 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
405 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
406 thumb_bl_out_of_range thumb_bl_out_of_range.o,
407 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
408 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
409 thumb2_bl_out_of_range.o): New rules.
410 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
411 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
412 thumb2_bl_out_of_range
413 * testsuite/Makefile.in: Regenerate.
414 * testsuite/arm_bl_in_range.s: New file.
415 * testsuite/arm_bl_out_of_range.s: Ditto.
416 * testsuite/arm_branch_in_range.sh: Ditto.
417 * testsuite/arm_branch_range.t: Ditto.
418 * testsuite/thumb2_branch_range.t: Ditto.
419 * testsuite/thumb_bl_in_range.s: Ditto.
420 * testsuite/thumb_bl_out_of_range.s: Ditto.
421 * testsuite/thumb_branch_range.t: Ditto.
423 2010-02-20 Sriraman Tallam <tmsriram@google.com>
425 * gc.h (gc_process_relocs): Change vectors to point to the new list.
426 Add reloc offset information.
427 * icf.cc (get_section_contents): Change iterators to point to the new
428 vectors. Add reloc offset information to the contents.
429 * icf.h (Icf::Sections_reachable_info): New typedef.
430 (Icf::Sections_reachable_list): New typedef.
431 (Icf::Offset_info): New typedef.
432 (Icf::Reloc_info): New struct typedef.
433 (Icf::Reloc_info_list): New typedef.
434 (Icf::symbol_reloc_list): Delete method.
435 (Icf::addend_reloc_list): Delete method.
436 (Icf::section_reloc_list): Delete method.
437 (Icf::reloc_info_list): New method.
438 (Icf::reloc_info_list_): New member.
440 2010-02-19 Doug Kwan <dougkwan@google.com>
442 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
443 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
444 * arm.cc (Arm_relocation_functions): New forward declaration.
445 (Target_arm::Target_arm): Initialize new data members
446 got_mod_index_offset_ and tls_base_symbol_defined_.
447 (Target_arm::Relocate::relocate_tls): New method.
448 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
449 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
451 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
452 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
453 (Target_arm::got_mod_index_offset_,
454 Target_arm::tls_base_symbol_defined_): New data members.
455 (Target_arm::Scan::local, Target::Scan::global,
456 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
459 2010-02-18 Doug Kwan <dougkwan@google.com>
461 * arm.cc (Arm_relobj::find_linked_text_section): New method.
462 (Arm_relobj::make_exidx_input_section): Pass section index of linked
463 text section as a parameter becuase some broken tools may not set
464 the link in section header.
465 (Target_arm::has_got_section): New method.
466 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
467 without any mapping symbol as data only. Remove warning.
468 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
469 link in its section header, try to discover the link by inspecting the
470 REL31 relocation at the beginning of the section.
471 (Target_arm::Scan::check_non_pic): Report name of offending relocation
473 (Target_arm::Scan::global): Treat any reference to the symbol
474 _GLOBAL_OFFSET_TABLE_ as a GOT access.
476 2010-02-12 Sriraman Tallam <tmsriram@google.com>
478 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
479 (Scan::global_reloc_may_be_function_pointer): New function.
480 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
481 (Scan::global_reloc_may_be_function_pointer): New function.
482 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
483 (Scan::global_reloc_may_be_function_pointer): New function.
484 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
485 (Scan::global_reloc_may_be_function_pointer): New function.
486 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
487 (Scan::global_reloc_may_be_function_pointer): New function.
488 (Scan::possible_function_pointer_reloc): New function.
489 (Target_x86_64::can_check_for_function_pointers): New function.
490 * gc.h (gc_process_relocs): Scan relocation types to determine if
491 function pointers were taken for targets that support it.
492 * icf.cc (Icf::find_identical_sections): Include functions for
493 folding in safe ICF whose pointer is not taken.
494 * icf.h (Secn_fptr_taken_set): New typedef.
495 (fptr_section_id_): New member.
496 (section_has_function_pointers): New function.
497 (set_section_has_function_pointers): New function.
498 (check_section_for_function_pointers): New function.
499 * options.h: Fix comment for safe ICF option.
500 * target.h (can_check_for_function_pointers): New function.
501 * testsuite/Makefile.am: Add icf_safe_so_test test case.
502 Modify icf_safe_test for X86-64.
503 * testsuite/Makefile.in: Regenerate.
504 * testsuite/icf_safe_so_test.cc: New file.
505 * testsuite/icf_safe_so_test.sh: New file.
506 * testsuite/icf_safe_test.cc (kept_func_3): New function.
507 (main): Change to take pointer to function kept_func_3.
508 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
509 folding is done correctly for X86-64.
511 2010-02-12 David S. Miller <davem@davemloft.net>
513 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
514 is_symbolless parameter.
515 (Output_reloc<SHT_REL>::is_symbolless): New.
516 (Output_reloc<SHT_REL>::is_symbolless_): New.
517 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
518 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
519 (Output_reloc<SHT_RELA>::is_symbolless): New.
520 (Output_data_reloc::add_global): Handle is_symbolless.
521 (Output_data_reloc::add_global_relative): Likewise.
522 (Output_data_reloc::add_local): Likewise.
523 (Output_data_reloc::add_local_relative): Likewise.
524 (Output_data_reloc::add_symbolless_global_addend): New.
525 (Output_data_reloc::add_symbolless_local_addend): New.
526 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
528 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
529 instead of ->is_relative_
530 (Output_reloc::write): Likewise.
531 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
532 (Output_reloc::write_rel): Simplify.
534 * sparc.cc (Target_sparc::Scan::local): Use
535 ->add_symbolless_local_addend as needed.
536 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
537 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
538 based upon relocation offset.
540 2010-02-11 Doug Kwan <dougkwan@google.com>
542 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
543 (Target_arm::Scan::global): Ditto. Also remove a comment before the
544 beginning of function.
545 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
546 and MOVT_ABS relocations. Those are non issued in scanning. Fix
547 parameter is_32bit in calls to should_apply_static_reloc.
548 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
549 (check_DATA): Add arm_abs_global.stdout.
550 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
551 arm_abs_global.stdout): New rules.
552 (MOSTLLYCLEANFILES): Add arm_abs_global
553 * Makefile.in: Regenerate.
554 * testsuite/arm_abs_global.s: New file.
555 * testsuite/arm_abs_global.sh: Ditto.
556 * testsuite/arm_abs_lib.s: Ditto.
558 2010-02-11 Ian Lance Taylor <iant@google.com>
560 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
562 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
563 Allocate_commons_task first.
564 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
565 task, rather than symtab_lock_.
566 (Gc_process_relocs::~Gc_process_relocs): New function.
567 (Gc_process_relocs::is_runnable): Check this_blocker_.
568 (Gc_process_relocs::locks): Use next_blocker_ rather than
570 (Scan_relocs::~Scan_relocs): New function.
571 (Scan_relocs::is_runnable): Check this_blocker_ rather than
573 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
575 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
576 fields. Add this_blocker_ and next_blocker_ fields. Adjust
577 constructor accordingly.
578 (class Gc_process_relocs): Likewise.
579 (class Scan_relocs): Likewise.
580 * common.h (class Allocate_commons_task): Remove symtab_lock_
581 field, and corresponding constructor parameter.
582 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
584 (Allocate_commons_task::locks): Likewise.
586 2010-02-11 Ian Lance Taylor <iant@google.com>
588 * gold-threads.h (class Once): Define.
589 (class Initialize_lock): Rewrite as child of Once.
590 * gold-threads.cc (class Once_initialize): Define.
591 (once_pointer_control): New static variable.
592 (once_pointer, once_arg): New static variables.
593 (c_run_once): New static function.
594 (Once::Once, Once::run_once, Once::internal_run): New functions.
595 (class Initialize_lock_once): Remove.
596 (initialize_lock_control): Remove.
597 (initialize_lock_pointer): Remove.
598 (initialize_lock_once): Remove.
599 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
600 (Initialize_lock::initialize): Rewrite.
601 (Initialize_lock::do_run_once): New function.
602 * archive.cc (Archive::interpret_header): Only clear name if it is
604 * fileread.cc: Include "gold-threads.h"
605 (file_counts_lock): New static variable.
606 (file_counts_initialize_lock): Likewise.
607 (File_read::release): Only increment counts when using --stats.
608 Use a lock around the increment.
609 * parameters.cc (class Set_parameters_target_once): Define.
610 (set_parameters_target_once): New static variable.
611 (Parameters::Parameters): Move here from parameters.h.
612 (Parameters::set_target): Rewrite.
613 (Parameters::set_target_once): New function.
614 (Parameters::clear_target): Move here and rewrite.
615 * parameters.h (class Parameters): Update declarations. Add
616 set_parameters_target_once_ field.
617 (Parameters::Parameters): Move to parameters.cc.
618 (Parameters::clear_target): Likewise.
619 * readsyms.cc (Read_symbols::do_group): Create a Start_group
621 (Start_group::~Start_group): New function.
622 (Start_group::is_runnable): New function.
623 (Start_group::locks, Start_group::run): New functions.
624 (Finish_group::run): Change saw_undefined to size_t.
625 * readsyms.h (class Start_group): Define.
626 (class Finish_group): Change saw_undefined_ field to size_t.
627 (Finish_group::Finish_group): Remove saw_undefined and
628 this_blocker parameters. Change all callers.
629 (Finish_group::set_saw_undefined): New function.
630 (Finish_group::set_blocker): New function.
631 * symtab.h (class Symbol_table): Change saw_undefined to return
632 size_t. Change saw_undefined_ field to size_t.
633 * target-select.cc (Set_target_once::do_run_once): New function.
634 (Target_selector::Target_selector): Initialize set_target_once_
635 field. Don't initialize lock_ and initialize_lock_ fields.
636 (Target_selector::instantiate_target): Rewrite.
637 (Target_selector::set_target): New function.
638 * target-select.h (class Set_target_once): Define.
639 (class Target_selector): Update declarations. Make
640 Set_target_once a friend. Remove lock_ and initialize_lock_
641 fields. Add set_target_once_ field.
643 2010-02-10 Ian Lance Taylor <iant@google.com>
645 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
647 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
648 (queue_middle_tasks): Add all blockers before queueing any tasks.
649 (queue_final_tasks): Likewise.
650 * token.h (Task_token::add_blockers): New function.
651 * object.h (Input_objects::number_of_relobjs): New function.
653 2010-02-10 Ian Lance Taylor <iant@google.com>
655 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
656 shared, not if not position independent.
657 * x86_64.cc (Relocate::relocate_tls): Likewise.
658 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
659 (tls_pie_pic_test): New target.
660 * testsuite/Makefile.in: Rebuild.
662 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
663 (tls_test_main_pie.o, tls_test_pie.o): New targets.
664 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
665 * testsuite/Makefile.in: Rebuild.
667 2010-02-09 David S. Miller <davem@davemloft.net>
669 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
670 R_SPARC_RELATIVE using ->add_local_relative().
671 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
673 * output.h (Output_data_dynamic::add_section_size): New method
674 that takes two Output_data objects.
675 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
676 entry param. Handle it in initializers.
677 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
678 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
679 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
681 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
682 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
683 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
684 for dynrel_includes_plt.
685 * i386.cc (Target_i386::do_finalize_sections): Likewise.
686 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
687 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
689 (Target_sparc::do_finalize_sections): Update to pass true for
691 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
692 output before .rela.plt
693 (Target_powerpc::do_finalize_sections): Update to pass true for
694 dynrel_includes_plt when 32-bit.
696 2010-02-08 Doug Kwan <dougkwan@google.com>
698 * arm.cc (Arm_relobj::simple_input_section_output_address): New
700 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
701 Arm_relobj::scan_section_for_cortex_a8_stubs,
702 Arm_relobj::do_relocation_section): Instead of calling
703 Output_section::output_address, use faster
704 Arm_relobj::simple_input_section_output_address.
706 2010-02-08 David S. Miller <davem@davemloft.net>
708 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
709 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
710 relocation helper function.
712 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
713 just like R_SPARC_GOT{10,13,22}.
714 (Target_sparc::Scan::local): Likewise.
715 (Target_sparc::Relocate:relocate): Likewise.
717 2010-02-06 Ian Lance Taylor <iant@google.com>
719 * configure.ac: Rewrite targetobjs duplicate removal code to use
720 only shell constructs.
721 * configure: Rebuild.
723 2010-02-05 Doug Kwan <dougkwan@google.com>
726 * arm.cc (Arm_relobj::section_is_scannable): New method.
727 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
728 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
730 2010-02-04 Doug Kwan <dougkwan@google.com>
733 * arm-reloc-property.cc (cstdio): Include.
734 * configure.ac (targetobjs): Remove duplicates.
735 * configure: Regenerate.
736 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
737 big and little endian version for a given address size.
739 2010-02-03 Doug Kwan <dougkwan@google.com>
741 * arm-reloc-property.cc
742 (Arm_reloc_property_table::reloc_name_in_error_message): New method
744 * arm-reloc-property.h
745 (Arm_reloc_property_table::get_implemented_static_reloc_property):
746 New method definition.
747 (Arm_reloc_property_table::reloc_name_in_error_message): New method
749 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
751 (GOT_PREL): Change implemented to Y.
752 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
753 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
754 (Arm_relocate_functions::movw_abs_nc): Remove method.
755 (Arm_relocate_functions::movt_abs): Ditto.
756 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
757 (Arm_relocate_functions::thm_movt_abs): Ditto.
758 (Arm_relocate_functions::movw_rel_nc): Ditto.
759 (Arm_relocate_functions::movw_rel): Ditto.
760 (Arm_relocate_functions::movt_rel): Ditto.
761 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
762 (Arm_relocate_functions:thm_movw_rel): Ditto.
763 (Arm_relocate_functions:thm_movt_rel): Ditto.
764 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
765 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
766 New method definitions.
767 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
768 (Arm_relocation_functions::arm_grp_ldr): Ditto.
769 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
770 (Arm_relocation_functions::arm_grp_ldc): Ditto.
771 (Target_arm::Relocate::relocate): Check for non-static or
772 unimplemented relocation code and exit early. Change calls to
773 Target_arm::reloc_uses_thumb_bit and
774 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
775 instead. Refactor code to handle similar relocations to increase
776 code sharing. Remove check for unsupported relocation code in switch
778 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
779 relocation property table to find out size. Change error message to
780 print out the name of a relocation code instead of the numeric value.
781 (Target_arm::scan_reloc_for_stub): Use relocation property table
782 instead of calling Target_arm::reloc_uses_thumb_bit().
784 2010-02-02 Doug Kwan <dougkwan@google.com>
786 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
787 types of relaxed input section.
789 2010-02-02 Doug Kwan <dougkwan@google.com>
791 * Makefile.am (HFILES): Add arm-reloc-property.h.
793 (TARGETSOURCES): Add arm-reloc-property.cc
794 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
795 (libgold_a_SOURCES): $(DEFFILES)
796 * Makefile.in: Regenerate.
797 * arm-reloc-property.cc: New file.
798 * arm-reloc-property.h: New file.
799 * arm-reloc.def: New file.
800 * arm.cc: Update comments.
801 (arm-reloc-property.h): New included header.
802 (arm_reloc_property_table): New global variable.
803 (Target_arm::do_select_as_default_target): New method definition.
804 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
805 arm-reloc-property to targ_extra_obj.
806 * parameters.cc (set_parameters_target): Call
807 Target::select_as_default_target().
808 * target.h (Target::select_as_default_target): New method definition.
809 (Target::do_select_as_default_target): Same.
811 2010-02-01 Doug Kwan <dougkwan@google.com>
813 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
814 first_output_text_section_.
815 (Arm_exidx_fixup::first_output_text_section): New method definition.
816 (Arm_exidx_fixup::first_output_text_section_): New data member.
817 (Arm_exidx_fixup::process_exidx_section): Record the first text
819 (Arm_output_section::fix_exidx_coverage): Set correct linked section
820 and entsize in output section header.
822 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
824 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
825 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
826 (Arm_relocate_functions::thm_alu11): New Method.
827 (Arm_relocate_functions::thm_pc8): New Method.
828 (Arm_relocate_functions::thm_pc12): New Method.
829 (Target_arm::Scan::local): Handle the relocations.
830 (Target_arm::Scan::global): Likewise.
831 (Target_arm::Relocate::relocate): Likewise.
832 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
834 2010-01-29 Doug Kwan <dougkwan@google.com>
836 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
837 of relocation types as ld.
839 2010-01-29 Doug Kwan <dougkwan@google.com>
841 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
843 (Arm_relocate_functions::thumb_branch_common): Ditto.
844 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
845 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
846 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
847 Arm_relocate_functions::jump24): Remove.
848 (Target_arm::Relocate::relocate): Adjust code to call
849 Arm_relocation_functions::arm_branch_common and
850 Arm_relocation_functions::thumb_branch_common instead of their removed
851 wrappers. Merge switch-cases together to reduce source code size.
853 2010-01-29 Doug Kwan <dougkwan@google.com>
855 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
856 output_local_symbol_count_needs_update_.
857 (Arm_relobj::output_local_symbol_count_needs_update,
858 Arm_relobj::set_output_local_symbol_count_needs_update,
859 Arm_relobj::update_output_local_symbol_count): New methods.
860 (Arm_relobj::output_local_symbol_count_needs_update_): New data
862 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
863 of pointed function as in a R_ARM_PREL31 relocation.
864 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
865 for output local symbol count updating.
866 (Target_arm::do_relax): Update output local symbol counts in objects
868 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
870 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
872 * arm.cc: Added support for the ARM relocations:
873 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
874 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
875 (Arm_relocate_functions::movw_rel_nc): Renamed (was
877 (Arm_relocate_functions::movw_rel): New method.
878 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
879 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
881 (Arm_relocate_functions::thm_movw_rel): New method.
882 (Arm_relocate_functions::thm_movt_rel): Renamed (was
884 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
886 (Target_arm::Scan::global): Likewise.
887 (Target_arm::Relocate::relocate): Likewise.
888 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
891 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
893 * arm.cc: Added support for ARM group relocations.
894 (Target_arm::reloc_needs_sym_origin): New method.
895 (Arm_relocate_functions::calc_grp_kn): New method.
896 (Arm_relocate_functions::calc_grp_residual): New method.
897 (Arm_relocate_functions::calc_grp_gn): New method.
898 (Arm_relocate_functions::arm_grp_alu): New Method.
899 (Arm_relocate_functions::arm_grp_ldr): New Method.
900 (Arm_relocate_functions::arm_grp_ldrs): New Method.
901 (Arm_relocate_functions::arm_grp_ldc): New Method.
902 (Target_arm::Scan::local): Handle the ARM group relocations.
903 (Target_arm::Scan::global): Likewise.
904 (Target_arm::Relocate::relocate): Likewise.
905 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
908 2010-01-26 Doug Kwan <dougkwan@google.com>
910 * arm.cc (set): Include.
911 (class Arm_exidx_fixup): Change type of last_input_section_ to const
913 (Arm_output_section::Text_section_list): New type.
914 (Arm_output_section::append_text_sections_to_list): New method.
915 (Arm_output_section::fix_exidx_coverage): Ditto.
916 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
917 (Arm_relobj::convert_input_section_to_relaxed_section): Use
918 Relobj::set_section_offset() instead of
919 Sized_relobj::invalidate_section_offset().
920 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
921 parameter for section headers. Ignore relocation sections for
922 unallocated sections and EXIDX sections.
923 (Target_arm::fix_exidx_coverage): New method.
924 (Target_arm::output_section_address_less_than): New type.
925 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
926 linked text section instead of the EXIDX section.
927 (Arm_output_section::create_stub_group): Add an assertion to check
928 that this is not an EXIDX output section.
929 (Arm_output_section::append_text_sections_to_list): New method.
930 (Arm_output_section::fix_exidx_coverage): Ditto.
931 (Arm_relobj::scan_sections_for_stubs): Adjust call to
932 Arm_relobj::section_needs_reloc_stub_scanning.
933 (Target_arm::do_relax): Fix EXIDX output section coverage in the
935 (Target_arm::fix_exidx_coverage): New method.
936 * object.h (Relobj::set_output_section): New method.
937 (Sized_relobj::invalidate_section_offset): Remove method.
938 (Sized_relobj::do_invalidate_section_offset): Remove method.
939 (Sized_relobj::do_set_section_offset): Handle offset value -1.
941 2010-01-25 Doug Kwan <dougkwan@google.com>
943 * arm.cc (Arm_exidx_merged_section::do_output_offset):
944 Fix warning due to signed and unsigned comparison on a 32-bit host.
946 2010-01-22 Doug Kwan <dougkwan@google.com>
948 * arm.cc (Target_arm::do_relax): Record an output section for section
949 offset adjustment it contains any stub table that has changed.
950 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
951 offsets in an output section if necessary.
952 * output.cc (Output_section::Output_section): Initialize
953 section_offsets_need_adjustments_.
954 (Output_section::add_input_section_for_script): Renamed to
955 Output_section::add_simple_input_section.
956 (Output_section::save_states): Add a comment.
957 (Output_section::discard_states): New method defintion.
958 (Output_section::adjust_section_offsets): Same.
959 * output.h (Output_section::add_input_section_for_script): Renamed to
960 Output_section::add_simple_input_section.
961 (Output_section::discard_states): New method declaration.
962 (Output_section::adjust_section_offsets): Same.
963 (Output_section::section_offsets_need_adjustment,
964 Output_section::set_section_offsets_need_adjustment): New method
966 (Output_section::section_offsets_need_adjustment_): New data member.
968 (Output_section_element_input::set_section_address): Adjust code for
969 renaming of Output_section::add_input_section_for_script.
970 (Orphan_output_section::set_section_address): Same.
972 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
974 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
975 Fix_v4bx enum values .
976 * gold/options.h (General_options): New option definitions.
977 (General_options::fix_v4bx): New method.
978 (General_options::Fix_v4bx): New enum.
979 * gold/options.cc (General_options::parse_fix_v4bx): New method.
980 (General_options::parse_fix_v4bx_interworking): New method.
982 2010-01-22 Doug Kwan <dougkwan@google.com>
984 * arm.cc (Arm_exidx_fixup): New class.
986 2010-01-21 Doug Kwan <dougkwan@google.com>
988 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
990 (Arm_exidx_section_offset_map): New type.
992 2010-01-21 Doug Kwan <dougkwan@google.com>
994 * arm.cc (Arm_exidx_input_section): New class.
995 (Arm_relobj::exidx_input_section_by_link,
996 Arm_relobj::exidx_input_section_by_shndx,
997 Arm_relobj::make_exidx_input_section): New methods.
998 (read_arm_attributes_section): Remove.
999 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1000 information about them.
1001 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1004 2010-01-20 Doug Kwan <dougkwan@google.com>
1006 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1007 Input_section_specifier to Section_id.
1008 (Target_arm::new_arm_input_section: Adjust code for change of key
1010 (Target_arm::find_arm_input_section): Ditto.
1011 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1012 (Section_id): Remove.
1013 (Garbage_collection::Section_id_hash): Remove.
1014 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1015 (Section_id): Remove.
1016 (Icf::Section_id_hash): Remove.
1017 * object.h (Section_id, Const_section_id, Section_id_hash,
1018 Const_section_id_hash): New type definitions.
1019 * output.cc (Output_section::add_relaxed_input_section): Change to
1020 use Const_section_id instead of Input_section_specifier as key type.
1021 (Output_section::add_merge_input_section): Ditto.
1022 (Output_section::build_relaxation_map): Change to use Section_id
1023 instead of Input_section_specifier as key type.
1024 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1026 (Output_section::convert_input_sections_to_relaxed_sections): Change
1027 to use Const_section_id instead of Input_section_specifier as key type.
1028 (Output_section::find_merge_section): Ditto.
1029 (Output_section::find_relaxed_input_section): Ditto.
1030 * output.h (Input_section_specifier): Remove class.
1031 (Output_section::Output_section_data_by_input_section_map): Change
1032 key type to Const_section_id.
1033 (Output_section::Output_relaxed_input_section_by_input_section_map):
1035 (Output_section::Relaxation_map): Change key type to Section_id.
1037 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1039 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1040 (class Arm_v4bx_stub): New class.
1041 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1042 (Stub_factory::make_arm_v4bx_stub): New method.
1043 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1044 (Stub_table::empty): Handle v4bx stubs.
1045 (Stub_table::add_arm_v4bx_stub): New method.
1046 (Stub_table::find_arm_v4bx_stub): New method.
1047 (Arm_relocate_functions::v4bx): New method.
1048 (Target_arm::fix_v4bx): New method.
1049 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1050 (Stub_table::relocate_stubs): Likewise.
1051 (Stub_table::do_write): Likewise.
1052 (Stub_table::update_data_size_and_addralign): Likewise.
1053 (Stub_table::finalize_stubs): Likewise.
1054 (Target_arm::Scan::local): Likewise.
1055 (Target_arm::Scan::global): Likewise.
1056 (Target_arm::do_finalize_sections): Likewise.
1057 (Target_arm::Relocate::relocate): Likewise.
1058 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1060 (Target_arm::scan_reloc_for_stub): Likewise.
1061 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1063 2010-01-19 Ian Lance Taylor <iant@google.com>
1065 * output.cc (Output_section_headers::do_sized_write): Write large
1066 segment count to sh_info field.
1067 (Output_file_header::do_sized_write): For large segment count,
1068 write PN_XNUM to e_phnum field.
1070 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1072 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1073 (Arm_relocate_functions::thm_jump8): New function.
1074 (Arm_relocate_functions::thm_jump11): New function.
1075 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1077 (Target_arm::Scan::global): Likewise.
1078 (Target_arm::Relocate::relocate): Likewise.
1079 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1082 2010-01-14 Doug Kwan <dougkwan@google.com>
1084 * arm.cc (map, utility): Include headers.
1085 (Target_arm::apply_cortex_a8_workaround): New method.
1086 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1087 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1088 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1089 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1090 the --[no-]fix-cortex-a8 command line options.
1091 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1092 (Target_arm::relocate_stub): Use addend in instruction template.
1093 * options.h (DEFINE_bool): Set the user-set flag.
1094 (General_options): Add --[no-]-fix-cortex options.
1095 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1096 : Update fast look-up map after conversion.
1098 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1100 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1101 in the first pass of do_layout.
1103 2010-01-13 Doug Kwan <dougkwan@google.com>
1105 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1106 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1107 apparent compiler problem of not folding static constant integral
1108 data members of elfcpp::Elf_sizes<32>.
1110 2010-01-13 Doug Kwan <dougkwan@google.com>
1112 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1113 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1114 Arm_relobj::scan_section_for_cortex_a8_erratum,
1115 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1116 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1117 sections to scan for relocation stubs into a new method
1118 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1119 relocation and Cortex-A8 stub scanning.
1120 (Target_arm::do_relax): Force stubs to be after stubbed sections
1121 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1122 the beginning of a new relaxation pass. Update a comment.
1123 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1125 2010-01-12 Ian Lance Taylor <iant@google.com>
1127 * target-reloc.h (visibility_error): New inline function.
1128 (relocate_section): Call visibility_error.
1129 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1130 (MOSTLYCLEANFILES): Likewise.
1131 (protected_4_pic.o, protected_3.err): New targets.
1132 * testsuite/protected_4.cc: New file.
1134 2010-01-12 Doug Kwan <dougkwan@google.com>
1136 * arm.cc (Cortex_a8_reloc): New class.
1137 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1138 and cortex_a8_relocs_info_.
1139 (Target_arm::fix_cortex_a8): New method definition.
1140 (Target_arm::Cortex_a8_relocs_info): New type.
1141 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1142 New data member declarations.
1143 (Target_arm::scan_reloc_for_stub): Record information about
1144 relocations for THUMB branches that might be exempted from the
1145 Cortex-A8 workaround.
1146 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1147 at the beginning of a relaxation pass.
1149 2010-01-12 Doug Kwan <dougkwan@google.com>
1151 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1152 (Arm_relobj::Mapping_symbol_position,
1153 Arm_reloj::Mapping_symbol_position_less,
1154 Arm_relobj::Mapping_symbols_info): New types.
1155 (Target_arm::is_mapping_symbol_name): New method definition.
1156 (Arm_relobj::do_count_local_symbols): Save information about mapping
1159 2010-01-11 Doug Kwan <dougkwan@google.com>
1161 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1162 Arm_relocate_functions::thumb32_branch_upper,
1163 Arm_relocate_functions::thumb32_branch_lower,
1164 Arm_relocate_functions::thumb32_cond_branch_offset,
1165 Arm_relocate_functions::thumb32_cond_branch_upper,
1166 Arm_relocate_functions::thumb32_cond_branch_lower,
1167 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1168 branch offset encoding.
1169 (Arm_relocate_functions::thumb_branch_common): Use new branch
1170 offset encoding methods to avoid code duplication.
1171 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1172 (Stub_addend_reader::operator()): Use new branch encoding method
1173 to avoid code duplication.
1175 2010-01-11 Doug Kwan <dougkwan@google.com>
1177 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1178 (Target_arm::do_finalize_sections): Define special EXIDX section
1179 symbols only if referenced.
1180 * gc.h (Garbage_collection::add_reference): New method.
1181 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1184 2010-01-11 Ian Lance Taylor <iant@google.com>
1186 * script.cc (Version_script_info::build_expression_list_lookup):
1187 Change complaing about duplicate wildcard match from error to
1190 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1192 (Version_script_info::Version_script_info): Initialize globs_,
1193 default_version_, default_is_global_, and exact_. Don't
1194 initialize globals_ or locals_.
1195 (Version_script_info::build_lookup_tables): Build local symbols
1197 (Version_script_info::unquote): New function.
1198 (Version_script_info::add_exact_match): New function.
1199 (Version_script_info::build_expression_list_lookup): Remove lookup
1200 parameter. Add is_global parameter. Change all callers. Handle
1201 wildcard pattern specially. Unquote pattern. Call
1203 (Version_script_info::get_name_to_match): New function.
1204 (Version_script_info::get_symbol_version): New function.
1205 (Version_script_info::get_symbol_version_helper): Remove.
1206 (Version_script_info::check_unmatched_names): Call unquote.
1207 * script.h (class Version_script_info): Change get_symbol_version
1208 to be non-inline and add is_global parameter; change all callers.
1209 Rewrite symbol_is_local. Update declarations. Define struct
1210 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1211 Remove globals_ and locals_ members. Add exact_, globs_,
1212 default_version_, is_global_.
1213 (Version_script_info::Glob): Remove pattern, add expression and
1214 is_global. Update constructor. Change all callers.
1215 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1217 (Versions::symbol_section_contents): If a symbol is undefined, or
1218 defined in a dynamic object, set the version index to
1220 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1222 (Symbol_table::add_from_pluginobj): Likewise.
1223 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1225 2010-01-11 Doug Kwan <dougkwan@google.com>
1227 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1228 (incremental_dump_LDADD): Add linking option for libintl.
1229 * Makefile.in: Regenerate.
1231 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1234 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1236 * testsuite/Makefile.in: Regenerated.
1238 2010-01-10 Doug Kwan <dougkwan@google.com>
1240 * options.h (DEFINE_var): Use parentheses around argument varname__
1241 in macro body to avoid any unintended subsequent substitutions.
1243 2010-01-10 Ian Lance Taylor <iant@google.com>
1245 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1246 candidates before doing symbol resolution.
1248 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1249 ODR candidates if only one is weak.
1251 2010-01-08 Ian Lance Taylor <iant@google.com>
1253 * script.cc (Version_script_info::build_expression_list_lookup):
1254 Don't warn about ambiguous version, just record the ambiguity.
1255 (Version_script_info::get_symbol_version_helper): Give error if
1256 version is ambiguous.
1258 2010-01-08 Doug Kwan <dougkwan@google.com>
1260 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1261 prev_data_size_ and prev_addralign_. Remove initializer for
1262 deleted data member has_been_changed_.
1263 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1264 to determine if the table is empty.
1265 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1267 (Stub_table::add_reloc_stub): Define method in class definition
1268 instead of just declaring it there.
1269 (Stub_table::add_cortex_a8_stub): New method definition.
1270 (Stub_table::update_data_size_and_addralign): Ditto.
1271 (Stub_table::finalize_stubs): Ditto.
1272 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1273 (Stub_table::do_addralign_): Return address alignment in the
1274 (Stub_table::do_reset_address_and_file_offset): Define method in
1275 class definition instead of declaring it there. Set current data
1276 size to be the data size of the previous pass.
1277 (Stub_table::set_final_data_size): Use current data size as the
1279 (Stub_table::relocate_stub): Change parameter type of stub from
1280 Reloc_stub pointer to Stub pointer.
1281 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1282 (Stub_table::Cortex_a8_stub_list): New typedef.
1283 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1284 Stub_table::prev_addralign_): New data member.
1285 (Arm_relobj::Arm_relobj): Initialize data member
1286 section_has_cortex_a8_workaround_.
1287 (Arm_relobj::section_has_cortex_a8_workaround,
1288 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1290 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1292 (Target_arm::relocate_stub): Change parameter type of stub from
1293 Reloc_stub pointer to Stub pointer.
1294 (Insn_template::size, Insn_template::alignment): Handle
1295 THUMB16_SPECIAL_TYPE.
1296 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1297 Stub_table::update_data_size_and_addralign,
1298 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1300 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1301 (Stub_table::do_write): Ditto.
1302 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1304 2010-01-08 Ian Lance Taylor <iant@google.com>
1307 * symtab.h (class Symbol): Remove fields is_target_special_ and
1308 has_plt_offset_. Add field is_defined_in_discarded_section_.
1309 (Symbol::is_defined_in_discarded_section): New function.
1310 (Symbol::set_is_defined_in_discarded_section): New function.
1311 (Symbol::has_plt_offset): Rewrite.
1312 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1313 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1314 Don't initialize is_target_special_ or has_plt_offset_.
1315 Initialize is_defined_in_discarded_section_.
1316 (Symbol_table::add_from_relobj): If appropriate, set
1317 is_defined_in_discarded_section.
1318 * resolve.cc (Symbol::override_base_with_special): Don't test
1319 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1320 * target-reloc.h (relocate_section): Do special handling for
1321 symbols defined in discarded sections for global symbols as well
1324 2010-01-08 Ian Lance Taylor <iant@google.com>
1326 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1327 the SHT_SYMTAB case.
1329 2010-01-08 Ian Lance Taylor <iant@google.com>
1331 * object.cc (Sized_relobj::do_layout): Don't get confused if
1332 layout_eh_frame returns NULL.
1334 2010-01-08 Ian Lance Taylor <iant@google.com>
1337 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1338 dynamic symbol table, use the normal symbol table.
1339 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1342 2010-01-08 Ian Lance Taylor <iant@google.com>
1345 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1348 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1350 * version.cc (print_version): Change to "Copyright 2010".
1352 2010-01-08 Ian Lance Taylor <iant@google.com>
1356 * i386.cc (class Target_i386): Change return type of plt_section
1358 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1359 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1360 tls_desc_rel_ field.
1361 (Output_data_plt_i386::rel_tls_desc): New function.
1362 (Target_i386::rel_tls_desc_section): New function.
1363 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1364 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1365 R_386_TLS_DESC reloc in rel_tls_desc_section.
1366 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1367 Define struct Tlsdesc_info.
1368 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1369 (Target_x86_64::do_reloc_symbol_index): New function.
1370 (Target_x86_64::add_tlsdesc_info): New function.
1371 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1372 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1374 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1376 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1377 (Target_x86_64::rela_tlsdesc_section): New function.
1378 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1380 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1381 (Target_x86_64::do_reloc_addend): New function.
1382 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1383 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1384 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1385 (Output_reloc::type): New function.
1386 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1387 (Output_reloc::is_target_specific): New function.
1388 (Output_reloc::target_arg): New function.
1389 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1390 absolute relocs and target specific relocs.
1391 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1392 add_target_specific.
1393 (class Output_data_reloc) [SHT_RELA]: Likewise.
1394 * output.cc (Output_reloc::Output_reloc): Add four new versions
1395 for absolute relocs and target specific relocs.
1396 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1397 (Output_reloc::get_symbol_index): Likewise.
1398 (Output_reloc::local_section_offset): Check that local_sym_index_
1399 is not TARGET_CODE or 0.
1400 (Output_reloc::symbol_value): Likewise.
1401 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1403 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1404 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1406 * layout.cc (add_target_dynamic_tags): Use output section for
1407 DT_PLTRELSZ and DT_JMPREL.
1409 2010-01-07 Ian Lance Taylor <iant@google.com>
1412 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1414 (class Output_data_reloc_generic): Define.
1415 (class Output_data_reloc_base): Change base class to
1416 Output_data_reloc_generic. Change add() method to call
1417 bump_relative_reloc_count for a relative reloc. Remove
1419 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1421 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1422 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1424 * layout.h (class Layout): Update declaration.
1426 2010-01-07 Ian Lance Taylor <iant@google.com>
1428 * output.h (class Output_data): Add const version of
1429 output_section and do_output_section.
1430 (class Output_section_data): Add const version of
1432 (class Output_section): Likewise.
1433 * layout.cc (Layout::add_target_dynamic_tags): New function.
1434 * layout.h (class Layout): Update declarations.
1435 * arm.cc (Target_arm::do_finalize_sections): Use
1436 add_target_dynamic_tags.
1437 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1438 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1439 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1440 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1442 2010-01-07 Ian Lance Taylor <iant@google.com>
1445 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1448 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1449 Ian Lance Taylor <iant@google.com>
1452 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1453 Xindex::read_symtab_xindex.
1455 2010-01-07 Doug Kwan <dougkwan@google.com>
1457 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1458 (Insn_template::thumb16_bcond_insn): New method declaration.
1459 (Insn_template): Fix spelling.
1460 (Stub::thumb16_special): New method declaration.
1461 (Stub::do_write): Define virtual method which was previously pure
1463 (Stub::do_thumb16_special): New method declaration.
1464 (Stub::do_fixed_endian_write): New template member.
1465 (Reloc_stub::do_write): Remove.
1466 (Reloc_stub::do_fixed_endian_write): Remove.
1467 (Cortex_a8_stub): New class definition.
1468 (Stub_factory::make_cortex_a8_stub): New method definition.
1469 (Stub_factory::Stub_factory): Add missing static storage class
1470 qualifier for elf32_arm_stub_a8_veneer_blx.
1472 2010-01-07 Ian Lance Taylor <iant@google.com>
1475 * options.h (class General_options): Add --warn-unresolved-symbols
1476 and --error-unresolved-symbols.
1477 * errors.cc (Errors::undefined_symbol): Implement
1478 --warn-unresolved-symbols.
1480 * options.h (class General_options): Add -z text and -z textoff.
1481 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1483 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1485 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1486 (Garbage_collection::cident_sections): New function.
1487 (Garbage_collection::add_cident_section): New function.
1488 (Garbage_collection::cident_sections_): New member.
1489 (gc_process_relocs): Add references to sections whose names are C
1491 * gold.h (cident_section_start_prefix): New constant.
1492 (cident_section_stop_prefix): New constant.
1493 (is_cident): New function.
1494 * layout.cc (Layout::define_section_symbols): Replace string constants
1495 with the newly defined constants.
1496 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1498 * testsuite/Makefile.am: Add gc_orphan_section_test.
1499 * testsuite/Makefile.in: Regenerate.
1500 * testsuite/gc_orphan_section_test.cc: New file.
1501 * testsuite/gc_orphan_section_test.sh: New file.
1503 2010-01-06 Ian Lance Taylor <iant@google.com>
1506 * options.h (class General_options): Add --warn-shared-textrel.
1507 * layout.cc (Layout::finish_dynamic_section): Implement
1508 --warn-shared-textrel.
1511 * options.h (class General_options): Add --warn-multiple-gp.
1513 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1515 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1516 $(THREADSLIB) and $(LIBDL).
1517 * Makefile.in: Rebuild.
1519 2010-01-06 Ian Lance Taylor <iant@google.com>
1522 * options.cc (General_options::parse_section_start): New function.
1523 (General_options::section_start): New function.
1524 (General_options::General_options): Initialize all members.
1525 * options.h: Include <map>
1526 (class General_options): Add --section-start. Add section_starts_
1528 * layout.cc (Layout::attach_allocated_section_to_segment): If
1529 --section-start was used, set the address of the segment. Remove
1530 local sort_sections.
1531 (Layout::relaxation_loop_body): If the address of the load segment
1532 has been set by --section-start, don't use it.
1533 * output.h (Output_segment::update_flags_for_output_section): New
1535 * output.cc (Output_segment::add_output_section): Call
1536 update_flags_for_output_section.
1538 2010-01-05 Ian Lance Taylor <iant@google.com>
1541 * options.h (class General_options): Add --undefined-version.
1542 * script.cc (struct Version_expression): Add was_matched_by_symbol
1544 (Version_script_info::matched_symbol): New function.
1545 (Version_script_info::get_symbol_version_helper): Call
1547 (Version_script_info::check_unmatched_names): New function.
1548 * script.h (class Version_script_info): Update declarations.
1549 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1551 * options.h (class General_options): Use DEFINE_bool_alias for
1552 allow_multiple_definition.
1553 * resolve.cc (Symbol_table::should_override): Don't test
1554 allow_multiple_definition.
1557 * options.h (class General_options): Add --cref.
1558 * main.cc (main): Print cref table if --cref. Don't close mapfile
1559 until after printing cref table.
1560 * cref.cc: Include "symtab.h".
1561 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1562 (Cref_table_compare::operator()): New function.
1563 (Cref_inputs::gather_cref): New function.
1564 (filecol): New static const.
1565 (Cref_inputs::print_cref): New function.
1566 (Cref::print_cref): New function.
1567 * cref.h: Include <cstdio>.
1568 (class Cref): Update declarations.
1569 * mapfile.h (Mapfile::file): New function.
1570 * object.h (class Object): Define Symbols. Declare virtual
1571 do_get_global_symbols.
1572 (Object::get_global_symbols): New function.
1573 * object.cc (Input_objects::add_object): Pass object to cref_ if
1575 (Input_objects::archive_start): Likewise.
1576 (Input_objects::archive_stop): Likewise.
1577 (Input_objects::print_cref): New function.
1578 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1579 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1581 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1583 * plugin.h (class Sized_pluginobj): Update declarations.
1585 2010-01-05 Ian Lance Taylor <iant@google.com>
1587 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1588 to is_default_version. Rename insdef to insdefault.
1589 (Symbol_table::add_from_relobj): Rename def to is_default_version
1590 and local to is_forced_local.
1591 (Symbol_table::add_from_pluginobj): Likewise.
1592 (Symbol_table::add_from_dynobj): Likewise.
1593 (Symbol_table::define_special_symbol): Rename insdef to
1596 2010-01-04 Ian Lance Taylor <iant@google.com>
1599 * options.h (class General_options): Add
1600 --allow-multiple-definition and -z muldefs.
1601 * resolve.cc (Symbol_table::should_override): Don't warn about a
1602 multiple symbol definition if --allow-multiple-definition or -z
1606 * options.h (class General_options): Add --add-needed and
1607 --copy-dt-needed-entries. Tweak --as-needed help entry.
1608 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1609 error if --copy-dt-needed-entries aka --add-needed is used and
1610 would cause a change in behaviour.
1613 * options.h (class General_options): Add -G as a short version of
1614 --shared. Add no-op options -assert, -g, and -i.
1616 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1618 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1619 check for .text or .gnu.linkonce.t sections.
1620 * icf.cc (Icf::find_identical_sections): Ditto.
1621 Change the detection for mangled function name within the section
1623 * icf.h (is_section_foldable_candidate): New function.
1625 2009-12-30 Ian Lance Taylor <iant@google.com>
1628 * options.h (class General_options): Permit two dashes with
1629 --retain-symbols-file.
1631 2009-12-30 Ian Lance Taylor <iant@google.com>
1634 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1635 don't put the file header and segment headers in the text
1639 * common.cc (Sort_commons::operator()): Stabilize sort when both
1641 (Symbol_table::do_allocate_commons_list): When allocating common
1642 symbols, skip a symbol which is no longer common.
1643 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1644 an object before checking its type.
1645 * testsuite/common_test_2.c: New file.
1646 * testsuite/common_test_3.c: New file.
1647 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1648 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1649 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1650 (common_test_2_pic.o, common_test_2.so): New targets.
1651 (common_test_3_pic.o, common_test_3.so): New targets.
1652 * testsuite/Makefile.in: Rebuild.
1655 * script.cc (read_input_script): If we see a new SECTIONS clause,
1656 and we have added an input section, give an error.
1657 * layout.h (class Layout): Add have_added_input_section function.
1658 Add have_added_input_section_ field.
1659 * layout.cc (Layout::Layout): Initialize
1660 have_added_input_section_.
1661 (Layout::layout): Set have_added_input_section_.
1662 (Layout::layout_eh_frame): Likewise.
1664 2009-12-30 Ian Lance Taylor <iant@google.com>
1667 * options.h (class General_options): Add --sort-common option.
1668 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1669 * common.cc (Sort_common): Add sort_order parameter to
1670 constructor. Add sort_order_ field.
1671 (Sort_commons::operator): Check sort_order_.
1672 (Symbol_table::allocate_commons): Determine the sort order.
1673 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1675 (Symbol_table::do_allocate_commons_list): Likewise.
1677 2009-12-30 Ian Lance Taylor <iant@google.com>
1680 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1681 symbols from this object, don't change the visibility of an
1683 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1685 2009-12-30 Ian Lance Taylor <iant@google.com>
1688 * script.h (class Version_script_info): Define Language enum.
1689 Update declarations. Define Glob, Exact, and Lookup types. Add
1690 new fields globals_, locals_, and is_finalized_.
1691 * script.cc: Various formatting fixes.
1692 (class Parser_closure): Change language_stack_ from a vector of
1693 std::string to one of Version_script_info::Language. Adjust all
1695 (class Lazy_demangler): Remove.
1696 (struct Version_expression): Change language from std::string to
1697 Version_script_info::Language.
1698 (Version_script_info::Version_script_info): New function.
1699 (Version_script_info::~Version_script_info): Don't call clear.
1700 (Version_script_info::finalize): New function.
1701 (Version_script_info::build_lookup_tables): New function.
1702 (Version_script_info::build_expression_list_lookup): New
1704 (Version_script_info::get_symbol_version_helper): Rewrite to use
1706 (Version_script_info::print_expression_list): Adjust to use
1707 Version_script_info::Language.
1708 (script_push_lex_into_version_mode): Check that the version script
1709 has not been finalized.
1710 (version_script_push_lang): Change language string to
1711 Version_script_info::Language.
1712 * options.cc (Command_line::version_script): New function.
1713 * options.h (class General_options): Add finalize_dynamic_list
1714 function. Change version_script from declaration to definition.
1715 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1716 * testsuite/version_script.map: Remove duplicate def of foo.
1717 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1719 * testsuite/Makefile.in: Rebuild.
1721 2009-12-30 Ian Lance Taylor <iant@google.com>
1724 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1725 if the input symbol index is 0, make the output symbol index 0.
1727 2009-12-30 Ian Lance Taylor <iant@google.com>
1730 * options.h (class General_options): Add -x/--discard-all.
1731 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1732 --discard-all. If the local symbol needs a dynamic entry, check
1733 that before handling --discard-locals.
1735 2009-12-30 Ian Lance Taylor <iant@google.com>
1738 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1740 (Output_segment::add_output_section): Don't change the flags if
1744 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1745 GNU hash table if they need a dynamic value. Otherwise, don't add
1746 them if they are defined in a dynamic object or are forced local.
1748 2009-12-29 Ian Lance Taylor <iant@google.com>
1751 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1752 .gnu.hash table for a 32-bit target.
1755 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1756 regular and a dynamic object only needs a dynamic symbol table
1757 entry if it is externally visible.
1760 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1761 constructor. Add global_offset_table_ field.
1762 (Target_i386::got_section): Set global_offset_table_.
1763 (Target_i386::do_finalize_sections): Set global_offset_table_
1765 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1766 in constructor. Add global_offset_table_ field.
1767 (Target_x86_64::got_section): Set global_offset_table_.
1768 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1771 * layout.cc (Layout::Layout): Initialize increase_relro_.
1772 (Layout::get_output_section): Add is_relro, is_last_relro, and
1773 is_first_non_relro parameters. Change all callers.
1774 (Layout::choose_output_section): Likewise.
1775 (Layout::add_output_section_data): Likewise.
1776 (Layout::make_output_section): Likewise.
1777 (Layout::set_segment_offsets): Clear increase_relro when using a
1779 * layout.h (class Layout): Add increase_relro method. Add
1780 increase_relro_ field. Update declarations.
1781 * output.cc (Output_section::Output_section): Initialize
1782 is_last_relro_ and is_first_non_relro_.
1783 (Output_segment::add_output_section): Group relro sections is
1784 do_sort is true. Handle is_last_relro and is_first_non_relro.
1785 (Output_segment::maximum_alignment): Remove relro handling.
1786 (Output_segment::set_section_addresses): Add increase_relro
1787 parameter. Change all callers. Add initial alignment to align
1788 relro sections on separate page. Remove old relro handling.
1789 (Output_segment::set_section_list_addresses): Remove in_relro
1790 parameter. Change all callers.
1791 (Output_segment::set_offset): Add increase parameter. Change all
1792 callers. Remove old relro handling.
1793 * output.h (class Output_section): Add new methods: is_last_relro,
1794 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1795 Add is_last_relro_ and is_first_non_relro_ fields.
1796 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1797 Create separate .got.plt section. Call increase_relro.
1798 * x86_64.cc (Target_x86_64::got_section): Likewise.
1799 * testsuite/relro_script_test.t: Add .got.plt.
1802 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1803 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1804 (Layout::finalize): Call set_dynamic_symbol_size.
1805 (Layout::set_dynamic_symbol_size): New function.
1806 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1807 set_dynamic_symbol_size.
1810 * output.h (class Output_section): Add is_entsize_zero_ field.
1811 * output.cc (Output_section::Output_section): Initialize
1813 (Output_section::set_entsize): If two different entsizes are
1814 requested, force it to zero.
1815 (Output_section::add_input_section): Set flags for .debug_str
1816 before updating section flags. Set entsize.
1817 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1818 and SHF_STRING if all input sections have those flags.
1820 2009-12-29 Rafael Espindola <espindola@google.com>
1822 * main.cc (main): Fix the sys time reporting.
1823 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1826 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1828 * options.cc (General_options::parse_version): Allow -v to exit
1829 without an error if there is nothing to link.
1831 2009-12-29 Ian Lance Taylor <iant@google.com>
1833 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1834 using a version of gcc before 4.1.
1835 * configure: Rebuild.
1837 2009-12-28 Chris Demetriou <cgd@google.com>
1839 * attributes.cc (Output_attributes_section_data::do_write): Use
1840 std::vector::front rather than std::vector::data.
1842 2009-12-28 Ian Lance Taylor <iant@google.com>
1844 * symtab.h (class Symbol_table): Add enum Defined.
1845 * resolve.cc (Symbol_table::should_override): Add defined
1846 parameter. Change all callers. Test whether object is NULL
1847 before calling a method on it.
1848 (Symbol_table::report_resolve_problem): Add defined parameter.
1850 (Symbol_table::should_override_with_special): Likewise.
1851 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1852 parameter. Change all callers.
1853 (Symbol_table::do_define_in_output_data): Likewise.
1854 (Symbol_table::define_in_output_segment): Likewise.
1855 (Symbol_table::do_define_in_output_segment): Likewise.
1856 (Symbol_table::define_as_constant): Likewise.
1857 (Symbol_table::do_define_as_constant): Likewise.
1858 * script.h (class Symbol_assignment): Add is_defsym parameter to
1859 constructor; change all callers.
1860 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1861 parameter. Change all callers. Add is_defsym_ field.
1862 (class Parser_closure): Add parsing_defsym parameter to
1863 constructor; change all callers. Add parsing_defsym accessor
1864 function. Add parsing_defsym_ field.
1866 2009-12-28 Ian Lance Taylor <iant@google.com>
1868 * gold.cc (queue_middle_tasks): Fix formatting.
1869 * object.cc (Relobj::is_section_name_included): Likewise.
1871 2009-12-23 Ian Lance Taylor <iant@google.com>
1873 * i386.cc (Target_i386::do_calls_non_split): Recognize
1874 -fsplit-stack prologue for a function with a static chain.
1875 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1876 -fsplit-stack prologue when using %r11.
1878 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1880 * options.cc (General_options::parse_version): Make -v continue and do
1881 the link like GNU ld does.
1883 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1885 * Makefile.am (CCFILES): Add timer.cc.
1886 (HFILES): Add timer.h.
1887 * configure.ac: Check for sysconf and times.
1888 * main.cc: include timer.h.
1889 (main): Use Timer instead of get_run_time.
1892 * workqueue.cc: include timer.h.
1893 (Workqueue::find_and_run_task):
1894 Report user, sys and wall time.
1895 * Makefile.in: Regenerate.
1896 * config.in: Regenerate.
1897 * configure: Regenerate.
1899 2009-12-16 Doug Kwan <dougkwan@google.com>
1901 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1903 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1904 relaxed input sections.
1905 * output.cc (Output_section::find_relaxed_input_section): Change
1906 return type to Output_relaxed_input_section pointer. Adjust code
1907 for new type of relaxed_input_section_map_.
1908 * output.h (Output_section::find_relaxed_input_section): Change
1909 return type to Output_relaxed_input_section pointer.
1910 (Output_section::Output_relaxed_input_section_by_input_section_map):
1912 (Output_section::relaxed_input_section_map_): Change type to
1913 Output_section::Output_relaxed_input_section_by_input_section_map.
1914 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1917 2009-12-15 Ian Lance Taylor <iant@google.com>
1919 * layout.cc (Layout::create_shstrtab): Only write out after input
1920 sections if we are compressing debug sections.
1922 2009-12-15 Ian Lance Taylor <iant@google.com>
1924 * archive.cc (Archive::add_symbols): Only look up a symbol without
1925 a version if there is, in fact, a version.
1927 2009-12-14 Ian Lance Taylor <iant@google.com>
1929 Revert -Wshadow changes, all changes from:
1930 2009-12-11 Doug Kwan <dougkwan@google.com>
1931 2009-12-11 Nick Clifton <nickc@redhat.com>
1932 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1934 2009-12-11 Doug Kwan <dougkwan@google.com>
1936 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1938 * attributes.cc (Object_attribute::size): Ditto.
1939 (Attributes_section_data::size): Ditto.
1940 (Attributes_section_data::Attributes_section_data): Ditto.
1941 (Output_attributes_section_data::do_write): Ditto.
1942 * attributes.h (Object_attribute::set_type): Ditto.
1943 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1945 2009-12-11 Nick Clifton <nickc@redhat.com>
1947 * archive.cc: Fix shadowed variable warnings.
1949 * compressed_output.cc: Likewise.
1950 * compressed_output.h: Likewise.
1951 * configure: Likewise.
1952 * dwarf_reader.cc: Likewise.
1953 * dynobj.cc: Likewise.
1954 * dynobj.h: Likewise.
1955 * ehframe.cc: Likewise.
1956 * ehframe.h: Likewise.
1957 * errors.cc: Likewise.
1958 * expression.cc: Likewise.
1959 * fileread.cc: Likewise.
1960 * fileread.h: Likewise.
1961 * freebsd.h: Likewise.
1962 * i386.cc: Likewise.
1964 * incremental.h: Likewise.
1965 * layout.cc: Likewise.
1966 * layout.h: Likewise.
1967 * mapfile.cc: Likewise.
1968 * merge.cc: Likewise.
1969 * merge.h: Likewise.
1970 * object.cc: Likewise.
1971 * object.h: Likewise.
1972 * options.h: Likewise.
1973 * output.cc: Likewise.
1974 * output.h: Likewise.
1975 * parameters.cc: Likewise.
1976 * plugin.cc: Likewise.
1977 * powerpc.cc: Likewise.
1978 * reduced_debug_output.cc: Likewise.
1979 * reduced_debug_output.h: Likewise.
1980 * reloc.cc: Likewise.
1981 * reloc.h: Likewise.
1982 * resolve.cc: Likewise.
1983 * script-sections.cc: Likewise.
1984 * script.cc: Likewise.
1985 * script.h: Likewise.
1986 * sparc.cc: Likewise.
1987 * symtab.cc: Likewise.
1988 * symtab.h: Likewise.
1989 * target-select.cc: Likewise.
1990 * target-select.h: Likewise.
1991 * token.h: Likewise.
1992 * workqueue.cc: Likewise.
1993 * workqueue.h: Likewise.
1994 * x86_64.cc: Likewise.
1996 2009-12-10 Doug Kwan <dougkwan@google.com>
1998 * arm.cc (attributes.h): New include.
1999 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2000 (Arm_relobj::~Arm_relobj): Delete object pointed by
2001 attributes_section_data_.
2002 (Arm_relobj::attributes_section_data): New method definition.
2003 (Arm_relobj::attributes_section_data_): New data member declaration.
2004 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2005 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2006 attributes_section_data_.
2007 (Arm_dynobj::attributes_section_data): New method definition.
2008 (Arm_dynobj::attributes_section_data_): New data member declaration.
2009 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2010 initialization value of may_use_blx_ to false.
2011 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2012 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2013 object attributes to compute results instead of hard-coding.
2014 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2015 Target_arm::get_secondary_compatible_arch,
2016 Target_arm::set_secondary_compatible_arch
2017 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2018 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2019 New method declarations.
2020 (Target_arm::get_aeabi_object_attribute): New method definition.
2021 (Target_arm::attributes_section_data_): New data member declaration.
2022 (read_arm_attributes_section): New template definition.
2023 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2024 (Arm_dynobj::do_read_symbols): Ditto.
2025 (Target_arm::do_finalize_sections): Merge attributes sections from
2026 input. Check for BLX use after attributes section merging.
2027 Fix __exidx_start and __exidx_end visibility. Create an
2028 .ARM.attributes section if necessary.
2029 (Target_arm::get_secondary_compatible_arch,
2030 Target_arm::set_secondary_compatible_arch,
2031 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2032 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2033 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2034 New method definitions.
2036 2009-12-09 Ian Lance Taylor <iant@google.com>
2038 * plugin.cc (Plugin::load): Don't cast from void* to a function
2041 2009-12-09 Ian Lance Taylor <iant@google.com>
2043 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2046 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2048 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2049 Replace two_file_shared_1.so with two_file_shared_2.so.
2050 * testsuite/Makefile.in: Regenerated.
2052 2009-12-08 Doug Kwan <dougkwan@google.com>
2054 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2055 (HFILES): Add attributes.h and int_encoding.h.
2056 * Makefile.in: Regenerate.
2057 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2058 function definitions to int_encoding.cc
2059 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2060 prototypes to int_encoding.h
2061 * reduced_debug_output.cc (int_encoding.h): New include.
2062 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2063 function definitions to int_encoding.cc
2064 (insert_into_vector, read_from_pointer): Move template definitions to
2066 * attributes.cc: New file.
2067 * attributes.h: New file.
2068 * int_encoding.cc: New file.
2069 * int_encoding.h: New file.
2071 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2074 * incremental-dump.cc (dump_incremental_inputs): New.
2075 (main): Use dump_incremental_inputs.
2077 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2080 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2081 checking elfcpp::STT_FUNC.
2082 (Target_i386::Relocate::relocate): Likewise.
2083 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2085 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2086 symbols from shared libraries into normal FUNC symbols.
2088 * symtab.h (Symbol): Add is_func and use it.
2090 2009-12-05 Doug Kwan <dougkwan@google.com>
2092 * arm.cc (Target_arm::arm_info): Initialize new fields
2093 attributes_section and attributes_vendor.
2094 * i386.cc (Target_i386::i386_info): Same.
2095 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2096 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2097 fields attributes_section and attributes_vendor.
2098 * sparc.cc (Target_sparc::sparc_info): Same.
2099 * target.h (Target::attributes_section, Target::attributes_vendor,
2100 Target::is_attributes_section, Target::attribute_arg_type,
2101 Target::attributes_order): New method definitions.
2102 (Target::Target_info::attributes_section,
2103 Target::Target_info::attributes_vendor): New fields.
2104 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2105 virtual method definitions.
2106 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2107 attributes_section and attributes_vendor.
2108 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2110 2009-12-05 Doug Kwan <dougkwan@google.com>
2112 * arm.cc: Update comments about interworking and stub generation.
2113 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2114 considered as non-PIC.
2115 (Arm_relocate_functions::base_abs): Fix formatting.
2116 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2117 of function to use GOT entry address instead of offset.
2118 (Target_arm::Scan::global): Issue an error if a symbol would need a
2119 PLT does not get one because it is untyped. Remove code to create
2120 dynamic symbols for relative branches.
2121 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2122 takes unsigned integer instead of boolean.
2124 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2126 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2127 (two_file_test_LDADD): Likewise.
2128 (common_test_1_LDADD): Likewise.
2129 (exception_test_LDADD) Likewise.
2130 (weak_test_LDADD): Likewise.
2131 (many_sections_test_LDADD): Likewise.
2132 (initpri1_LDADD): Likewise.
2133 (script_test_1_LDADD): Likewise.
2134 (script_test_2_LDADD): Likewise.
2135 (justsyms_LDADD): Likewise.
2136 (binary_test_LDADD): Likewise.
2137 (large_LDADD): Likewise.
2138 * testsuite/Makefile.in: Regenerated.
2140 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2142 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2143 (Symbol_table::override_with_special): Likewise.
2144 (Symbol_table::add_from_object): Likewise.
2146 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2148 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2149 Don't set the data_offset twice.
2151 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2153 * testsuite/Makefile.in: Regenerate.
2155 2009-12-03 Doug Kwan <dougkwan@google.com>
2157 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2158 (Target_arm::do_finalize_sections): Add parameter for symbol table
2159 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2160 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2161 parameter for symbol table pointer.
2162 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2163 an additional parameter for a pointer to symbol table.
2164 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2165 parameter for a symbol table pointer.
2166 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2167 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2169 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2170 parameter for a symbol table pointer.
2172 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2174 * incremental.cc (Incremental_inputs_header)
2175 (Incremental_inputs_header_write, Incremental_inputs_entry)
2176 (Incremental_inputs_entry_write): Move ...
2177 * incremental.h (Incremental_inputs_header)
2178 (Incremental_inputs_header_write, Incremental_inputs_entry)
2179 (Incremental_inputs_entry_write): here.
2181 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2183 * incremental.cc (make_sized_incremental_binary): Set the target.
2184 Error if it is incompatible.
2185 * output.h (Output_file): Add filename method.
2187 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2189 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2190 from the get_* methods.
2192 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2194 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2195 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2196 Write 0 for the data_offset of scripts.
2198 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2200 * testsuite/Makefile.am: Add the incremental_test.sh test.
2201 * testsuite/incremental_test.sh: New.
2202 * testsuite/incremental_test_1.c: New.
2203 * testsuite/incremental_test_2.c: New.
2205 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2207 * incremental-dump.cc (main): Fix typos.
2209 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2212 * incremental-dump.cc (main): Use llu to print 64 bit values.
2214 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2215 H.J. Lu <hongjiu.lu@intel.com>
2217 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2219 (incremental_dump_LDADD): Likewise.
2220 * Makefile.in: Regenerated.
2222 2009-11-25 Doug Kwan <dougkwan@google.com>
2226 2009-11-25 Doug Kwan <dougkwan@google.com>
2228 * arm.cc (Target_arm::Target_arm): Move method definition
2229 outside of class definition. Add code to handle
2230 --target1-rel, --target1-abs and --target2= options.
2231 (Target_arm::get_reloc_reloc_type): Change method to be
2232 non-static and const.
2233 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2234 New data member declaration.
2235 (Target_arm::Scan::local, Target_arm::Scan::global,
2236 Target_arm::Relocate::relocate,
2237 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2238 Adjust call to Target_arm::get_real_reloc_type.
2239 (Target_arm::get_real_reloc_type): Use command line options
2240 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2241 * options.h (--target1-rel, --target1-abs, --target2): New
2244 2009-11-25 Doug Kwan <dougkwan@google.com>
2246 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2247 class definition. Add code to handle --target1-rel, --target1-abs
2248 and --target2= options.
2249 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2251 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2253 (Target_arm::Scan::local, Target_arm::Scan::global,
2254 Target_arm::Relocate::relocate,
2255 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2256 call to Target_arm::get_real_reloc_type.
2257 (Target_arm::get_real_reloc_type): Use command line options to
2258 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2259 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2262 2009-11-25 Doug Kwan <dougkwan@google.com>
2264 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2265 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2266 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2268 (Arm_relocate_functions::thm_call): Replace body with a call to
2269 Arm_relocate_functions::thumb_branch_common.
2270 (Arm_relocate_functions::thm_jump24,
2271 Arm_relocate_functions::thm_xpc22): New method definitions.
2272 (Arm_relocate_functions::thumb_branch_common): New method definition.
2273 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2275 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2276 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2278 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2280 * Makefile.am: Build incremental-dump
2281 * Makefile.in: Regenerate.
2282 * incremental-dump.cc: New.
2283 * incremental.cc (Incremental_inputs_header_data,
2284 Incremental_inputs_entry_data): Move to incremental.h
2285 * incremental.h: (Incremental_inputs_header_data,
2286 Incremental_inputs_entry_data): Move from incremental.cc
2288 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2290 * incremental.cc (Incremental_inputs_header,
2291 Incremental_inputs_header_write, Incremental_inputs_entry,
2292 Incremental_inputs_entry_write): Add a typedef with the data type.
2294 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2296 * incremental.cc (Incremental_inputs_header,
2297 Incremental_inputs_header_write, Incremental_inputs_entry,
2298 Incremental_inputs_entry_write): Update comment about which
2299 type has the filed descriptions.
2301 2009-11-15 Doug Kwan <dougkwan@google.com>
2303 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2304 (Arm_relocate_functions::arm_branch_common): Change method defintion
2305 in class definition to a method declaration and update list of formal
2307 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2308 Arm_relocation_functions::jump24): Adjust call to
2309 Arm_relocate_functions::arm_branch_common. Update list of formal
2311 (Arm_relocate_functions::xpc25): New method definition.
2312 (Arm_relocate_functions::arm_branch_common): Move method defintion
2313 out from class definition. Use stubs for mode-switching and extending
2315 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2316 specially. Change code to enable use of stubs in ARM branches.
2318 2009-11-10 Doug Kwan <dougkwan@google.com>
2320 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2321 in method declaration.
2322 (Target_arm::relocate_stub): New method declaration.
2323 (Target_arm::default_target): Change to return a pointer instead of
2325 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2326 Target_arm::default_target.
2327 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2329 (Target_arm::relocate_section): Adjust view.
2330 (Target_arm::relocate_stub): New method definition.
2332 2009-11-10 Doug Kwan <dougkwan@google.com>
2334 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2336 * incremental.cc (open_incremental_binary): Initialized local
2337 variables to avoid warnings.
2338 * object.cc (make_elf_object): Ditto.
2339 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2342 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2345 * testsuite/plugin_test.c: Include "config.h".
2347 2009-11-09 Doug Kwan <dougkwan@google.com>
2349 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2350 (arm_symbol_value): Remove.
2351 (Arm_relocate_functions::arm_branch_common,
2352 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2353 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2354 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2355 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2356 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2357 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2358 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2359 Arm_relocate_functions::thm_mobw_abs_nc,
2360 Arm_relocate_functions::thm_mov_abs,
2361 Arm_relocate_functions::movw_prel_nc,
2362 Arm_relocate_functions::thm_movt_abs,
2363 Arm_relocate_functions::movt_prel,
2364 Arm_relocate_functions::thm_movw_prel_nc,
2365 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2366 (Target_arm::Relocate::relocate): Only decompose address into two
2367 parts if relocation type uses the thumb-bit and pass the actual
2368 bit instead of a flag indicating that the thumb-bit is used. Adjust
2369 calls to methods in Arm_relocate_functions for this change.
2371 2009-11-08 Ian Lance Taylor <iant@google.com>
2374 * reloc.cc: Instantiate
2375 Sized_relobj::initialize_input_to_output_maps and
2376 Sized_relobj:free_input_to_output_maps.
2378 2009-11-06 Ian Lance Taylor <iant@google.com>
2381 * defstd.cc (in_segment): Set only_if_ref true for "end".
2383 2009-11-06 Doug Kwan <dougkwan@google.com>
2385 * arm.cc (class Reloc_stub): Correct a comment.
2386 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2387 (Target_arm::scan_section_for_stubs): New method declaration.
2388 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2389 Change methods from private to protected.
2390 (Target_arm::do_may_relax): New method definition.
2391 (Target_arm::do_relax, Target_arm::group_sections,
2392 Target_arm::scan_reloc_for_stub,
2393 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2394 (Target_arm::arm_input_section_map_): New data member declaration.
2395 (Target_arm::scan_reloc_for_stub,
2396 Target_arm::scan_reloc_section_for_stubs,
2397 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2398 Target_arm::do_relax): New method definitions.
2400 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2402 * configure.ac: Check for (struct stat)::st_mtim
2403 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2404 * config.in: Regenerate.
2405 * configure: Regenerate.
2407 2009-11-05 Ian Lance Taylor <iant@google.com>
2410 * output.cc (Output_segment::add_output_section): Add missing
2413 2009-11-04 Ian Lance Taylor <iant@google.com>
2416 * object.h (class Object): Add is_needed and set_is_needed
2417 methods. Add is_needed_ field. Make bool fields into bitfields.
2418 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2419 defined in a dynamic object and referenced by a regular object,
2420 set is_needed for the dynamic object.
2421 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2422 if the file is marked with as_needed and it is not needed.
2424 2009-11-04 Ian Lance Taylor <iant@google.com>
2427 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2428 tags if data is discarded by linker script.
2429 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2430 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2431 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2432 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2434 2009-11-04 Ian Lance Taylor <iant@google.com>
2436 * layout.cc (Layout::get_output_section): Add is_interp and
2437 is_dynamic_linker_section parameters. Change all callers.
2438 (Layout::choose_output_section): Likewise.
2439 (Layout::make_output_section): Likewise.
2440 (Layout::add_output_section_data): Add is_dynamic_linker_section
2441 parameter. Change all callers.
2442 * layout.h (class Layout): Update declarations.
2443 * output.h (class Output_section): Add is_interp, set_is_interp,
2444 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2445 Add is_interp_, is_dynamic_linker_section_ fields. Change
2446 generate_code_fills_at_write_ to a bitfield.
2447 * output.cc (Output_section::Output_sections): Initialize new
2449 (Output_segment::add_output_section): Add do_sort parameter.
2452 2009-11-03 Ian Lance Taylor <iant@google.com>
2455 * options.h (class General_options): Add --warn-common.
2456 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2457 merging two common symbols.
2458 (Symbol_table::should_override): Handle --warn-common when merging
2459 a common symbol with a defined symbol. Use report_resolve_problem
2460 for multiple definitions.
2461 (Symbol_table::report_resolve_problem): New function.
2462 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2464 2009-11-03 Doug Kwan <dougkwan@google.com>
2466 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2468 (Target_arm::stub_factory): New method definition.
2469 (Target_arm::new_arm_input_section,
2470 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2471 Target_arm::reloc_uses_thumb_bit): New method declarations.
2472 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2473 New type definitions.
2474 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2475 member declarations.
2476 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2477 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2478 New method definitions.
2480 2009-11-03 Ian Lance Taylor <iant@google.com>
2482 * options.h (class General_options): Add --warn_constructors.
2484 2009-11-03 Ian Lance Taylor <iant@google.com>
2487 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2488 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2490 2009-11-03 Ian Lance Taylor <iant@google.com>
2493 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2494 --msgid-bugs-address.
2495 (install-pdf): New target.
2496 (install-data_yes): Look up one directory to find mkinstalldirs.
2498 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2500 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2503 2009-10-30 Doug Kwan <dougkwan@google.com>
2505 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2507 2009-10-30 Doug Kwan <dougkwan@google.com>
2509 * arm.cc (Stub_addend_reader): New struct template definition
2510 and partial specializations.
2511 (Stub_addend_reader::operator()): New method definition for a
2512 partially specialized template.
2514 2009-10-30 Doug Kwan <dougkwan@google.com>
2516 * arm.cc (Arm_relobj::processor_specific_flags): New method
2518 (Arm_relobj::do_read_symbols): New method declaration.
2519 (Arm_relobj::processor_specific_flags_): New data member declaration.
2520 (Arm_dynobj): New class definition.
2521 (Target_arm::do_finalize_sections): Add input_objects parameter.
2522 (Target_arm::do_adjust_elf_header): New method declaration.
2523 (Target_arm::are_eabi_versions_compatible,
2524 (Target_arm::merge_processor_specific_flags): New method declaration.
2525 (Target_arm::do_make_elf_object): New overloaded method definitions
2527 (Arm_relobj::do_read_symbols): New method definition.
2528 (Arm_dynobj::do_read_symbols): Ditto.
2529 (Target_arm::do_finalize_sections): Add input_objects parameters.
2530 Merge processor-specific flags from all input objects.
2531 (Target_arm::are_eabi_versions_compatible,
2532 Target_arm::merge_processor_specific_flags,
2533 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2534 New method definitions.
2535 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2536 Input_objects pointer type parameter.
2537 * layout.cc (Layout::finalize): Pass input objects to target's.
2538 finalize_sections function.
2539 * output.cc (Output_file_header::do_sized_write): Set ELF file
2540 header's processor-specific flags.
2541 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2542 Input_objects pointer type parameter.
2543 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2544 * target.h (Input_objects): New forward class declaration.
2545 (Target::processor_specific_flags,
2546 Target::are_processor_specific_flags_sect): New method definitions.
2547 (Target::finalize_sections): Add input_objects parameter.
2548 (Target::Target): Initialize processor_specific_flags_ and
2549 are_processor_specific_flags_set_.
2550 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2552 (Target::set_processor_specific_flags): New method definition.
2553 (Target::processor_specific_flags_,
2554 Target::are_processor_specific_flags_set_): New data member
2556 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2557 Input_objects pointer type parameter.
2559 2009-10-30 Doug Kwan <dougkwan@google.com>
2561 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2563 2009-10-28 Ian Lance Taylor <iant@google.com>
2565 * object.h (class Relobj): Drop options parameter from
2566 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2567 do_scan_relocs, do_relocate. Change all callers.
2568 (class Sized_relobj): Drop options parameters from
2569 do_gc_process_relocs, do_scan_relocs, do_relocate,
2570 do_relocate_sections, relocate_sections, emit_relocs_scan,
2571 emit_relocs_scan_reltype. Change all callers.
2572 (struct Relocate_info): Remove options field and all references to
2574 * reloc.h (class Read_relocs): Remove options constructor
2575 parameter and options_ field. Change all callers.
2576 (class Gc_process_relocs, class Scan_relocs): Likewise.
2577 (class Relocate_task): Likewise.
2578 * target-reloc.h (scan_relocs): Remove options parameter. Change
2580 (scan_relocatable_relocs): Likewise.
2581 * target.h (class Sized_target): Remove options parameter from
2582 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2584 * gc.h (gc_process_relocs): Remove options parameter. Change all
2586 * arm.cc: Update functions to remove options parameters.
2587 * i386.cc: Likewise.
2588 * powerpc.cc: Likewise.
2589 * sparc.cc: Likewise.
2590 * x86_64.cc: Likewise.
2591 * testsuite/testfile.cc: Likewise.
2593 2009-10-28 Doug Kwan <dougkwan@google.com>
2595 * arm.cc (Arm_relobj): New class definition.
2596 (Arm_relobj::scan_sections_for_stubs,
2597 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2598 New method definitions.
2600 2009-10-28 Cary Coutant <ccoutant@google.com>
2602 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2603 (Plugin::cleanup_done_): New member.
2604 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2605 (Plugin_manager::cleanup_done_): Remove.
2606 (Plugin_manager::add_input_file): Edit error message.
2607 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2608 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2610 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2612 * fileread.cc: (File_read::View::~View): Use the new
2613 data_ownership_ filed.
2614 (File_read::~File_read): Dispose the new whole_file_view_.
2615 (File_read::open): Mmap the whole file if needed.
2616 (File_read::open): Use whole_file_view_ instead of contents_.
2617 (File_read::find_view): Use whole_file_view_ if applicable.
2618 (File_read::do_read): Use whole_file_view_ instead of contents_.
2619 (File_read::make_view): Use whole_file_view_ instead of contents_,
2620 update File_read::View::View call.
2621 (File_read::find_or_make_view): Update File_read::View::View
2623 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2625 (File_read::View::Data_ownership): New enum.
2626 (File_read::View::View): Replace bool mapped_ with Data_ownership
2628 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2629 (File_read::View::data_ownership_): New field.
2630 (File_read::contents_): Remove (replaced by whole_file_view_).
2631 (File_read::whole_file_view_): New field.
2632 * options.h (class General_options): Add --keep-files-mapped.
2634 2009-10-27 Cary Coutant <ccoutant@google.com>
2636 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2637 * testsuite/Makefile.am (plugin_test_5): New test case.
2638 * testsuite/Makefile.in: Regenerate.
2640 2009-10-25 Doug Kwan <dougkwan@google.com>
2642 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2643 from private to protected to allow access by child class.
2644 (Sized_relobj::do_relocate_sections): New method declaration.
2645 (Sized_relobj::relocate_sections): Virtualize.
2646 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2647 Sized_relobj::relocate_sections. Instantiate template explicitly
2648 for different target sizes and endianity.
2650 2009-10-24 Doug Kwan <dougkwan@google.com>
2652 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2653 (Arm_input_section::as_arm_input_section): New method.
2654 (Arm_output_section): New class definition.
2655 (Arm_output_section::create_stub_group,
2656 Arm_output_section::group_sections): New method definitions.
2658 2009-10-22 Doug Kwan <dougkwan@google.com>
2660 * arm.cc (Arm_input_section): New class definition.
2661 (Arm_input_section::init, Arm_input_section:do_write,
2662 Arm_input_section::set_final_data_size,
2663 Arm_input_section::do_reset_address_and_file_offset): New method
2666 2009-10-21 Doug Kwan <dougkwan@google.com>
2668 * arm.cc (Stub_table, Arm_input_section): New forward class
2670 (Stub_table): New class defintion.
2671 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2672 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2673 New method definition.
2675 2009-10-21 Doug Kwan <dougkwan@google.com>
2677 * arm.cc: Update copyright comments.
2678 (Target_arm): New forward class template declaration.
2679 (Arm_address): New type.
2680 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2681 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2682 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2684 (Insn_template): Same.
2685 (DEF_STUBS): New macro.
2686 (Stub_type): New enum type.
2687 (Stub_template): New class definition.
2690 (Stub_factory): Same.
2691 (Target_arm::Target_arm): Initialize may_use_blx_ and
2692 should_force_pic_veneer_.
2693 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2694 Target_arm::should_force_pic_veneer,
2695 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2696 Target_arm::using_thumb_only, Target_arm:;default_target): New
2698 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2699 New data member declarations.
2700 (Insn_template::size, Insn_template::alignment): New method defintions.
2701 (Stub_template::Stub_template): New method definition.
2702 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2703 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2704 (Stub_factory::Stub_factory): New method definition.
2705 * gold.h (string_hash): New template.
2706 * output.h (Input_section_specifier::hash_value): Use
2708 (Input_section_specifier::string_hash): Remove.
2709 * stringpool.cc (Stringpool_template::string_hash): Use
2712 2009-10-20 Doug Kwan <dougkwan@google.com>
2714 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2715 symbols of relaxed input sections.
2716 * output.h (Output_section::find_relaxed_input_section): Make
2719 2009-10-16 Doug Kwan <dougkwan@google.com>
2721 * dynobj.cc (Versions::Versions): Initialize version_script_.
2722 Only insert base version symbol definition for a shared object
2723 if version script defines any version versions.
2724 (Versions::define_base_version): New method definition.
2725 (Versions::add_def): Check that base version is not needed.
2726 (Versions::add_need): Define base version lazily.
2727 * dynobj.h (Versions::define_base_version): New method declaration.
2728 (Versions::needs_base_version_): New data member declaration.
2729 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2730 (check_DATA): Add no_version_test.stdout.
2731 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2733 * testsuite/Makefile.in: Regenerate.
2734 * testsuite/no_version_test.c: New file.
2735 * testsuite/no_version_test.sh: Ditto.
2737 2009-10-16 Doug Kwan <dougkwan@google.com>
2739 * expression.cc (class Segment_start_expression): New class definition.
2740 (Segment_start_expression::value): New method definition.
2741 (script_exp_function_segment_start): Return a new
2742 Segment_start_expression.
2743 * gold/script-c.h (script_saw_segment_start_expression): New function
2745 * script-sections.cc (Script_sections::Script_sections): Initialize
2746 SAW_SEGMENT_START_EXPRESSION_ to false.
2747 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2748 and -Tbbs options to specify section addresses if given in
2749 command line and no SEGMENT_START expression is seen in a script.
2750 * script-sections.h (Script_sections::saw_segment_start_expression,
2751 Script_sections::set_saw_segment_start_expression): New method
2753 (Script_sections::saw_segment_start_expression_): New data member
2755 * script.cc (script_saw_segment_start_expression): New function.
2756 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2757 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2758 script_test_7.sh and script_test_8.sh.
2759 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2760 script_test_8.stdout.
2761 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2762 (script_test_6, script_test_6.stdout, script_test_7,
2763 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2764 * Makefile.in: Regenerate.
2765 * testsuite/script_test_6.sh: New file.
2766 * testsuite/script_test_6.t: Same.
2767 * testsuite/script_test_7.sh: Same.
2768 * testsuite/script_test_7.t: Same.
2769 * testsuite/script_test_8.sh: Same.
2771 2009-10-16 Doug Kwan <dougkwan@google.com>
2773 * output.cc (Output_segment::set_section_list_address): Cast
2774 expressions to unsigned long long type to avoid format warnings.
2776 2009-10-15 Ian Lance Taylor <iant@google.com>
2778 * script.cc (Script_options::add_symbol_assignment): Always add a
2779 dot assignment to script_sections_.
2780 * script-sections.cc (Script_sections::add_dot_assignment):
2781 Initialize if necessary.
2783 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2784 program headers with no load segment if there is a linker script.
2786 * layout.cc (Layout::set_segment_offsets): Align the file offset
2787 to the segment aligment for -N or -n with no load segment.
2788 * output.cc (Output_segment::add_output_section): Don't crash if
2789 the first section is a TLS section.
2790 (Output_segment::set_section_list_addresses): Print an error
2791 message if the address moves backward in a linker script.
2792 * script-sections.cc
2793 (Output_section_element_input::set_section_addresses): Don't
2794 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2795 (Orphan_output_section::set_section_addresses): Likewise.
2797 2009-10-15 Doug Kwan <dougkwan@google.com>
2799 * layout.cc (Layout::finish_dynamic_section): Generate tags
2800 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2801 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2802 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2804 2009-10-14 Ian Lance Taylor <iant@google.com>
2806 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2808 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2809 data_shdr fields of relinfo.
2810 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2811 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2812 R_386_TLS_LDO_32, adjust based on section flags.
2813 (Target_i386::Relocate::fix_up_ldo): Remove.
2815 2009-10-13 Ian Lance Taylor <iant@google.com>
2817 Add support for -pie.
2818 * options.h (class General_options): Add -pie and
2820 (General_options::output_is_position_independent): Test -pie.
2821 (General_options::output_is_executable): Return true if not shared
2822 and not relocatable.
2823 (General_options::output_is_pie): Remove.
2824 * options.cc (General_options::finalize): Reject incompatible uses
2826 * gold.cc (queue_middle_tasks): A -pie link is not static.
2827 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2828 * symtab.cc (Symbol::final_value_is_known): Return false if
2829 output_is_position_independent.
2830 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2831 output_is_position_independent.
2832 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2833 output_is_position_independent.
2834 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2835 output_is_position_independent.
2836 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2838 (basic_pie_test.o, basic_pie_test): New targets.
2839 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2840 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2841 (two_file_pie_test): New target.
2842 * testsuite/Makefile.in: Rebuild.
2843 * README: Remove note saying that -pie is not supported.
2845 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2847 * options.h (class General_options): Add -init and -fini.
2848 * layout.cc (Layout::finish_dynamic_section): Emit
2849 given init and fini functions.
2851 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2853 * gc.h (gc_process_relocs): Check if icf is enabled using new
2855 * gold.cc (queue_initial_tasks): Likewise.
2856 (queue_middle_tasks): Likewise.
2857 * object.cc (do_layout): Likewise.
2858 * symtab.cc (is_section_folded): Likewise.
2859 * main.cc (main): Likewise.
2860 * reloc.cc (Read_relocs::run): Likewise.
2861 (Sized_relobj::do_scan_relocs): Likewise.
2862 * icf.cc (is_function_ctor_or_dtor): New function.
2863 (Icf::find_identical_sections): Check if function is ctor or dtor when
2865 * options.h (General_options::icf): Change option to be an enum.
2866 (Icf_status): New enum.
2867 (icf_enabled): New method.
2868 (icf_safe_folding): New method.
2869 (set_icf_status): New method.
2870 (icf_status_): New variable.
2871 * (options.cc) (General_options::finalize): Set icf_status_.
2872 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2873 icf_test and icf_keep_unique_test to use the --icf enum flag.
2874 * testsuite/icf_safe_test.sh: New file.
2875 * testsuite/icf_safe_test.cc: New file.
2877 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2879 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2880 includes to gc.h and icf.h.
2881 * arm.cc: Include gc.h.
2882 * gold.cc: Likewise.
2883 * i386.cc: Likewise.
2884 * powerpc.cc: Likewise.
2885 * sparc.cc: Likewise.
2886 * x86_64.cc: Likewise.
2887 * gc.h: Include icf.h.
2889 2009-10-11 Ian Lance Taylor <iant@google.com>
2891 * plugin.cc: Include "gold.h" before other header files.
2893 2009-10-10 Chris Demetriou <cgd@google.com>
2895 * options.h (Input_file_argument::Input_file_type): New enum.
2896 (Input_file_argument::is_lib_): Replace with...
2897 (Input_file_argument::type_): New member.
2898 (Input_file_argument::Input_file_argument): Take Input_file_type
2899 'type' rather than boolean 'is_lib' as second argument.
2900 (Input_file_argument::is_lib): Use type_.
2901 (Input_file_argument::is_searched_file): New function.
2902 (Input_file_argument::may_need_search): Handle is_searched_file.
2903 * options.cc (General_options::parse_library): Support -l:filename.
2904 (General_options::parse_just_symbols): Update for Input_file_argument
2906 (Command_line::process): Likewise.
2907 * archive.cc (Archive::get_file_and_offset): Likewise.
2908 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2909 * script.cc (read_script_file, script_add_file): Likewise.
2910 * fileread.cc (Input_file::Input_file): Likewise.
2911 (Input_file::will_search_for): Handle is_searched_file.
2912 (Input_file::open): Likewise.
2913 * readsyms.cc (Read_symbols::get_name): Likewise.
2914 * testsuite/Makefile.am (searched_file_test): New test.
2915 * testsuite/Makefile.in: Regenerate.
2916 * testsuite/searched_file_test.cc: New file.
2917 * testsuite/searched_file_test_lib.cc: New file.
2919 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2920 Ian Lance Taylor <iant@google.com>
2922 * descriptor.cc: Include <cstdio> and "binary-io.h".
2923 (Descriptors::open): Open the files in binary mode always.
2924 * script.cc (Lex::get_token): Treat \r as whitespace.
2926 2009-10-09 Ian Lance Taylor <iant@google.com>
2928 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2930 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2931 Ian Lance Taylor <iant@google.com>
2933 * configure.ac: Check for readv function also.
2934 * fileread.cc (readv): Define if not HAVE_READV.
2935 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2937 * config.in: Regenerate.
2938 * configure: Regenerate.
2940 2009-10-09 Doug Kwan <dougkwan@google.com>
2942 * layout.cc (Layout::make_output_section): Call target hook to make
2943 ordinary output section.
2944 (Layout::finalize): Adjust parameter list of call the
2945 Target::may_relax().
2946 * layout.h (class Layout::section_list): New method.
2947 * merge.h (Output_merge_base::entsize): Change visibility to public.
2948 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2950 (Output_merge_string::do_is_string): New method.
2951 * object.cc (Sized_relobj::do_setup): renamed from
2952 Sized_relobj::set_up.
2953 * object.h (Sized_relobj::adjust_shndx,
2954 Sized_relobj::initializ_input_to_output_maps,
2955 Sized_relobj::free_input_to_output_maps): Change visibilities to
2957 (Sized_relobj::setup): Virtualize.
2958 (Sized_relobj::do_setup): New method declaration.
2959 (Sized_relobj::invalidate_section_offset,
2960 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2961 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2962 * options.cc (parse_int): New function.
2963 * options.h (parse_int): New declaration.
2964 (DEFINE_int): New macro.
2965 (stub_group_size): New option.
2966 * output.cc (Output_section::Output_section): Initialize memebers
2967 merge_section_map_, merge_section_by_properties_map_,
2968 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2969 (Output_section::add_input_section): Handled deferred code-fill
2970 generation and remove an old comment.
2971 (Output_section::add_relaxed_input_section): New method definition.
2972 (Output_section::add_merge_input_section): Use merge section by
2973 properties map to speed to search. Update merge section maps
2975 (Output_section::build_relaxation_map): New method definition.
2976 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2978 (Output_section::relax_input_section): Renamed to
2979 Output_section::convert_input_sections_to_relaxed_sections and change
2980 interface to take a vector of pointers to relaxed sections.
2981 (Output_section::find_merge_section,
2982 Output_section::find_relaxed_input_section): New method definitions.
2983 (Output_section::is_input_address_mapped,
2984 Output_section::output_offset, Output_section::output_address):
2985 Use output section data maps to speed up searching.
2986 (Output_section::find_starting_output_address): Add comments.
2987 (Output_section::do_write,
2988 Output_section::write_to_postprocessing_buffer): Do code-fill
2989 generation as appropriate.
2990 (Output_section::get_input_sections): Invalidate relaxed input section
2992 (Output_section::restore_states): Adjust type of checkpoint .
2993 Invalidate relaxed input section map.
2994 * output.h (Output_merge_base): New class declaration.
2995 (Input_section_specifier): New class defintion.
2996 (class Output_relaxed_input_section) Change base class to
2997 Output_section_data_build.
2998 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2999 base class initializer.
3000 (Output_section::add_relaxed_input_section): New method declaration.
3001 (Output_section::Input_section): Change visibility to protected.
3002 (Output_section::Input_section::relobj,
3003 Output_section::Input_section::shndx): Handle relaxed input sections.
3004 Output_section::input_sections) Change visibility to protected. Also
3005 define overload to return a non-const pointer.
3006 (Output_section::Merge_section_properties): New class defintion.
3007 (Output_section::Merge_section_by_properties_map,
3008 Output_section::Output_section_data_by_input_section_map,
3009 Output_section::Relaxation_map): New types.
3010 (Output_section::relax_input_section): Rename method to
3011 Output_section::convert_input_sections_to_relaxed_sections and change
3012 interface to take a vector of relaxed section pointers.
3013 (Output_section::find_merge_section,
3014 Output_section::find_relaxed_input_section,
3015 Output_section::build_relaxation_map,
3016 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3017 New method declarations.
3018 (Output_section::merge_section_map_
3019 Output_section::merge_section_by_properties_map_,
3020 Output_section::relaxed_input_section_map_,
3021 Output_section::is_relaxed_input_section_map_valid_,
3022 Output_section::generate_code_fills_at_write_): New data members.
3023 * script-sections.cc
3024 (Output_section_element_input::set_section_addresses): Call
3025 current_data_size and addralign methods of relaxed input sections.
3026 (Orphan_output_section::set_section_addresses): Call current_data_size
3027 and addralign methods of relaxed input sections.
3028 * symtab.cc (Symbol_table::compute_final_value): Extract template
3029 from the body of Symbol_table::sized_finalize_symbol.
3030 (Symbol_table::sized_finalized_symbol): Call
3031 Symbol_table::compute_final_value.
3032 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3033 (Symbol_table::compute_final_value): New templated method declaration.
3034 * target.cc (Target::do_make_output_section): New method defintion.
3035 * target.h (Target::make_output_section): New method declaration.
3036 (Target::relax): Add more parameters for input objects, symbol table
3037 and layout. Adjust call to do_relax.
3038 (Target::do_make_output_section): New method declaration.
3039 (Target::do_relax): Add parameters for input objects, symbol table
3042 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3044 * pread.c: Include stdio.h.
3046 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3048 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3051 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3053 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3054 Change read_shndx type to unsigned int.
3055 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3057 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3058 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3059 Change read_shndx type to unsigned int.
3060 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3062 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3063 * layout.cc (Layout::create_symtab_sections): Cast the result of
3064 local_symcount * symsize to off_t in the gold_assert.
3066 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3068 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3069 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3071 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3072 (Arm_relocate_functions::thm_abs5): New function.
3073 (Arm_relocate_functions::abs12): New function.
3074 (Arm_relocate_functions::abs16): New function.
3075 (Arm_relocate_functions::base_abs): New function.
3076 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3077 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3078 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3080 (Scan::global): Likewise.
3081 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3082 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3083 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3084 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3087 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3089 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3090 (Arm_relocate_functions::movt_prel): New function.
3091 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3092 (Arm_relocate_functions::thm_movt_prel): New function.
3093 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3094 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3095 (Scan::global, Relocate::relocate): Likewise.
3096 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3098 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3100 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3101 Incremental_checker.
3102 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3104 (class Incremental_inputs_header): New class.
3105 (Incremental_inputs_header_writer): Edit comment.
3106 (Incremental_inputs_entry): New class.
3107 (Incremental_inputs_entry_writer): Edit comment.
3108 (Sized_incremental_binary::do_find_incremental_inputs_section):
3109 Add *strtab_shndx parameter, fill it.
3110 (Sized_incremental_binary::do_check_inputs): New method.
3111 (Incremental_checker::can_incrementally_link_output_file): Use
3112 Sized_incremental_binary::check_inputs.
3113 (Incremental_inputs::report_command_line): Save command line in
3116 (Incremental_binary::find_incremental_inputs_section): New
3118 (Incremental_binary::do_find_incremental_inputs_section): Add
3119 strtab_shndx parameter.
3120 (Incremental_binary::do_check_inputs): New pure virtual method.
3121 (Sized_incremental_binary::do_check_inputs): Declare.
3122 (Incremental_checker::Incremental_checker): Add incremental_inputs
3123 parameter, use it to initialize incremental_inputs_.
3124 (Incremental_checker::incremental_inputs_): New field.
3125 (Incremental_checker::command_line): New method.
3126 (Incremental_checker::inputs): New method.
3127 (Incremental_checker::command_line_): New field.
3129 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3131 * incremental.cc: Include <cstdarg> and "target-select.h".
3132 (vexplain_no_incremental): New function.
3133 (explain_no_incremental): New function.
3134 (Incremental_binary::error): New method.
3135 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3137 (make_sized_incremental_binary): New function.
3138 (open_incremental_binary): New function.
3139 (can_incrementally_link_file): Add checks if output is ELF and has
3141 * incremental.h: Include "elfcpp_file.h" and "output.h".
3142 (Incremental_binary): New class.
3143 (Sized_incremental_binary): New class.
3144 (open_incremental_binary): Declare.
3145 * object.cc (is_elf_object): Use
3146 elfcpp::Elf_recognizer::is_elf_file.
3147 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3148 * output.h (Output_file::filesize): New method.
3150 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3152 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3154 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3155 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3157 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3159 (Arm_relocate_functions::movw_abs_nc): New function.
3160 (Arm_relocate_functions::movt_abs): New function.
3161 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3162 (Arm_relocate_functions::thm_movt_abs): New function.
3163 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3164 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3165 (Scan::global): Likewise.
3166 (Relocate::relocate): Likewise.
3167 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3169 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3171 * arm.cc (Arm_relocate_functions::got_prel) New function.
3172 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3173 (Relocate::relocate): Likewise.
3174 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3176 2009-10-06 Ian Lance Taylor <iant@google.com>
3178 * options.h (class General_options): Define
3179 split_stack_adjust_size parameter.
3180 * object.h (class Object): Add uses_split_stack_ and
3181 has_no_split_stack_ fields. Add uses_split_stack and
3182 has_no_split_stack accessor functions. Declare
3183 handle_split_stack_section.
3184 (class Reloc_symbol_changes): Define.
3185 (class Sized_relobj): Define Function_offsets. Declare
3186 split_stack_adjust, split_stack_adjust_reltype, and
3188 * object.cc (Object::handle_split_stack_section): New function.
3189 (Sized_relobj::do_layout): Call handle_split_stack_section.
3190 * dynobj.cc (Sized_dynobj::do_layout): Call
3191 handle_split_stack_section.
3192 * reloc.cc (Sized_relobj::relocate_sections): Call
3193 split_stack_adjust for executable sections in split_stack
3194 objects. Pass reloc_map to relocate_section.
3195 (Sized_relobj::split_stack_adjust): New function.
3196 (Sized_relobj::split_stack_adjust_reltype): New function.
3197 (Sized_relobj::find_functions): New function.
3198 * target-reloc.h: Include "object.h".
3199 (relocate_section): Add reloc_symbol_changes parameter. Change
3201 * target.h (class Target): Add calls_non_split method. Declare
3202 do_calls_non_split virtual method. Declare match_view and
3204 * target.cc: Include "elfcpp.h".
3205 (Target::do_calls_non_split): New function.
3206 (Target::match_view): New function.
3207 (Target::set_view_to_nop): New function.
3208 * gold.cc (queue_middle_tasks): Give an error if mixing
3209 split-stack and non-split-stack objects with -r.
3210 * i386.cc (Target_i386::relocate_section): Add
3211 reloc_symbol_changes parameter.
3212 (Target_i386::do_calls_non_split): New function.
3213 * x86_64.cc (Target_x86_64::relocate_section): Add
3214 reloc_symbol_changes parameter.
3215 (Target_x86_64::do_calls_non_split): New function.
3216 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3218 * powerpc.cc (Target_powerpc::relocate_section): Add
3219 reloc_symbol_changes parameter.
3220 * sparc.cc (Target_sparc::relocate_section): Add
3221 reloc_symbol_changes parameter.
3222 * configure.ac: Call AM_CONDITIONAL for the default target.
3223 * configure: Rebuild.
3224 * testsuite/Makefile.am (TEST_AS): New variable.
3225 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3226 (check_DATA): Add split_i386 and split_x86_64 files.
3227 (SPLIT_DEFSYMS): Define.
3228 (split_i386_[1234n].o): New targets.
3229 (split_i386_[124]): New targets.
3230 (split_i386_[1234r].stdout): New targets.
3231 (split_x86_64_[1234n].o): New targets.
3232 (split_x86_64_[124]): New targets.
3233 (split_x86_64_[1234r].stdout): New targets.
3234 (MOSTLYCLEANFILES): Add new executables.
3235 * testsuite/split_i386.sh: New file.
3236 * testsuite/split_x86_64.sh: New file.
3237 * testsuite/split_i386_1.s: New file.
3238 * testsuite/split_i386_2.s: New file.
3239 * testsuite/split_i386_3.s: New file.
3240 * testsuite/split_i386_4.s: New file.
3241 * testsuite/split_i386_n.s: New file.
3242 * testsuite/split_x86_64_1.s: New file.
3243 * testsuite/split_x86_64_2.s: New file.
3244 * testsuite/split_x86_64_3.s: New file.
3245 * testsuite/split_x86_64_4.s: New file.
3246 * testsuite/split_x86_64_n.s: New file.
3247 * testsuite/testfile.cc (Target_test): Update relocation_section
3249 * testsuite/Makefile.in: Rebuild.
3251 2009-10-06 Ian Lance Taylor <iant@google.com>
3253 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3254 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3255 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3256 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3257 the address on ldo_addrs_.
3258 (Target_i386::Relocate::fix_up_ldo): New function.
3260 2009-10-06 Rafael Espindola <espindola@google.com>
3262 * plugin.cc (add_input_library): New.
3263 (Plugin::load): Add add_input_library to tv.
3264 (Plugin_manager::add_input_file): Add the is_lib argument.
3265 (add_input_file): Update call to Plugin_manager::add_input_file.
3266 (add_input_library): New.
3267 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3269 2009-09-30 Doug Kwan <dougkwan@google.com>
3271 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3272 symbol and call Symbol::may_need_copy_reloc to determine if
3273 a copy reloc is needed.
3274 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3275 nocopyreloc is given in command line.
3276 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3277 given in command line.
3278 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3279 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3280 of the removed Target_i386::may_need_copy_reloc.
3281 * options.h (copyreloc): New option with default value false.
3282 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3283 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3284 instead of the removed Target_powerpc::may_need_copy_reloc.
3285 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3286 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3287 instead of the removed Target_sparc::may_need_copy_reloc.
3288 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3289 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3290 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3291 instead of the removed Target_x86_64::may_need_copy_reloc.
3293 2009-09-30 Ian Lance Taylor <iant@google.com>
3295 * object.h (class Object): Remove target_ field, and target,
3296 sized_target, and set_target methods.
3297 (Object::sized_target): Remove.
3298 (class Sized_relobj): Update declarations. Remove sized_target.
3299 * object.cc (Sized_relobj::setup): Remove target parameter.
3301 (Input_objects::add_object): Don't do anything with the target.
3302 (make_elf_sized_object): Add punconfigured parameter. Change all
3303 callers. Set or test parameter target.
3304 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3306 * parameters.cc (Parameters::set_target): Change parameter type to
3308 (Parameters::default_target): Remove.
3309 (set_parameters_target): Change parameter type to be non-const.
3310 (parameters_force_valid_target): New function.
3311 (parameters_clear_target): New function.
3312 * parameters.h (class Parameters): Update declarations. Remove
3313 default_target method. Add sized_target and clear_target
3314 methods. Change target_ to be non-const.
3315 (set_parameters_target): Update declaration.
3316 (parameters_force_valid_target): Declare.
3317 (parameters_clear_target): Declare.
3318 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3319 as NULL if we aren't searching.
3320 (Add_symbols::run): Don't check for compatible target.
3321 * fileread.cc (Input_file::open_binary): Call
3322 parameters_force_valid_target.
3323 * gold.cc (queue_middle_tasks): Likewise.
3324 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3325 set_target on object.
3326 * dynobj.h (class Sized_dynobj): Update declarations.
3327 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3328 make_elf_object returns NULL.
3329 (Archive::include_member): Don't check whether object target is
3331 * output.cc (Output_section::add_input_section): Get target from
3333 (Output_section::relax_input_section): Likewise.
3334 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3336 (Sized_relobj::do_scan_relocs): Likewise.
3337 (Sized_relobj::relocate_sections): Likewise.
3338 * resolve.cc (Symbol_table::resolve): Likewise.
3339 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3340 parameter. Change all callers.
3341 (Symbol_table::add_from_object): Get target from parameters.
3342 (Symbol_table::add_from_relobj): Don't check object target.
3343 (Symbol_table::add_from_dynobj): Likewise.
3344 (Symbol_table::define_special_symbol): Get target from
3346 * symtab.h (class Symbol_table): Update declaration.
3347 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3348 parameter. Change all callers. Clear parameter target.
3349 (Binary_test): Test target here.
3350 * testsuite/object_unittest.cc (gold_testsuite): Remove
3351 target_test_pointer parameter. Change all callers.
3352 (Object_test): Test target here.
3354 2009-09-26 Ian Lance Taylor <iant@google.com>
3356 * testsuite/initpri1.c: Don't try to use constructor priorities if
3357 compiling with gcc before 4.3.
3359 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3361 * testsuite/retain_symbols_file_test.sh (check_present): Change
3362 output file name to retain_symbols_file_test.stdout.
3363 (check_absent): Likewise.
3365 2009-09-18 Craig Silverstein <csilvers@google.com>
3367 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3368 * options.cc: Include <cerrno> and <fstream>.
3369 (General_options::finalize): Parse -retain-symbols-file tag.
3370 * options.h: New flag.
3371 (General_options): New method should_retain_symbol, new
3372 variable symbols_to_retain.
3373 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3374 should_retain_symbol map.
3375 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3376 * testsuite/Makefile.in: Regenerate.
3377 * testsuite/retain_symbols_file_test.sh: New file.
3379 2009-09-18 Nick Clifton <nickc@redhat.com>
3381 * po/es.po: Updated Spanish translation.
3383 2009-09-17 Doug Kwan <dougkwan@google.com>
3385 * debug.h (DEBUG_RELAXATION): New constant.
3386 (DEBUG_ALL): Add DEBUG_RELAXATION.
3387 (debug_string_to_enum): Add relaxation debug option.
3389 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3390 Layout::Relaxation_debug_check::read_sections,
3391 Layout::Relaxation_debug_check::read_sections): New method definitions.
3392 (Layout::Layout): Initialize data members
3393 record_output_section_data_from_scrips_,
3394 script_output_section_data_list_ and relaxation_debug_check_.
3395 (Layout::save_segments, Layout::restore_segments,
3396 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3397 Layout::relaxation_loop_body): New method definitions.
3398 (Layout::finalize): Support relaxation. Move section layout code to
3399 Layout::relaxation_loop_body.
3400 (Layout::set_asection_address_from_script): Move code for orphan
3401 section placement out.
3402 (Layout::place_orphan_sections_in_script): New method definition.
3403 * layout.h (Output_segment_headers, Output_file_header):
3404 New forward class declarations.
3405 (Layout::~Layout): Define.
3406 (Layout::new_output_section_data_from_script): New method definition.
3407 (Layout::place_orphan_sections_in_script): New method declaration.
3408 (Layout::Segment_states): New type declaration.
3409 (Layout::save_segments, Layout::restore_segments,
3410 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3411 Layout::relaxation_loop_body): New method declarations.
3412 (Layout::Output_section_data_list): New type declaration.
3413 (Layout::Relaxation_debug_check): New class definition.
3414 (Layout::record_output_section_data_from_script_,
3415 Layout::script_output_section_data_list_, Layout::segment_states_,
3416 Layout::relaxation_debug_check_): New data members.
3417 * output.cc: (Output_section_headers::do_size): New method definition.
3418 (Output_section_headers::Output_section_headers): Move size
3419 computation to Output_section_headers::do_size.
3420 (Output_segment_headers::do_size): New method definition.
3421 (Output_file_header::Output_file_header): Move size computation to
3422 Output_file_header::do_size and call it.
3423 (Output_file_header::do_size): New method definition.
3424 (Output_data_group::Output_data_group): Adjust call to
3425 Output_section_data.
3426 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3427 (Output_symtab_xindex::do_write): Add array bound check.
3428 (Output_section::Input_section::print_to_mapfile): Handle
3429 RELAXED_INPUT_SECTION_CODE.
3430 (Output_section::Output_section): Initialize data member checkpoint_.
3431 (Output_section::~Output_section): Delete checkpoint object pointed
3433 (Output_section::add_input_section): Always add an Input_section if
3435 (Output_section::add_merge_input_section): Add assert.
3436 (Output_section::relax_input_section): New method definition.
3437 (Output_section::set_final_data_size): Set load address to zero for
3438 an unallocated section.
3439 (Output_section::do_address_and_file_offset_have_reset_values):
3440 New method definition.
3441 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3442 Handle relaxed input section.
3443 (Output_section::sort_attached_input_sections): Checkpoint input
3444 section list lazily.
3445 (Output_section::get_input_sections): Change type of input_sections to
3446 list of Simple_input_section pointers. Checkpoint input section list
3447 lazily. Also handle relaxed input sections.
3448 (Output_section::add_input_section_for_script): Take a reference to
3449 a Simple_input_section object instead of Relobj pointer and section
3450 index as parameter. Handle relaxed input sections.
3451 (Output_section::save_states, Output_section::restore_states): New
3453 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3454 (Output_data::is_data_size_fixed): New method definition.
3455 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3457 (Output_data::address_and_file_offset_have_reset_values): New method
3459 (Output_data::do_address_and_file_offset_have_reset_values): New method
3461 (Output_data::set_data_size): Check that data size is not fixed.
3462 (Output_data::fix_data_size): New method definition.
3463 (Output_data::is_data_size_fixed_): New data member.
3464 (Output_section_headers::set_final_data_size): New method definition.
3465 (Output_section_headers::do_size): New method declaration.
3466 (Output_segment_headers::set_final_data_size): New method definition.
3467 (Output_segment_headers::do_size): New method declaration.
3468 (Output_file_header::set_final_data_size)::New method definition.
3469 (Output_file_header::do_size)::New method declaration.
3470 (Output_section_data::Output_section_data): Add new parameter
3471 is_data_size_fixed and use it to fix data size.
3472 (Output_data_const::Output_data_const): Adjust call to base class
3473 constructor and fix data size.
3474 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3475 base class constructor and fix data size.
3476 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3477 base class constructor and fix data size.
3478 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3479 class constructor and fix data size.
3480 (Output_data_group::set_final_data_size): New method definition.
3481 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3482 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3483 class constructor and fix data size.
3484 (Output_relaxed_input_section): New class definition.
3485 (Output_section::Simple_input_section): New class definition.
3486 (Output_section::get_input_sections): Adjust parameter list.
3487 (Output_section::add_input_section_for_script): Same.
3488 (Output_section::save_states, Output_section::restore_states,
3489 Output_section::do_address_and_file_offset_have_reset_values,
3490 (Output_section::Input_section::Input_section): Handle
3491 RELAXED_INPUT_SECTION_CODE. Add new overload for
3492 Output_relaxed_input_section.
3493 (Output_section::Input_section::is_input_section,
3494 Output_section::Input_section::set_output_section): Handle relaxed
3496 (Output_section::Input_section::is_relaxed_input_section,
3497 Output_section::Input_section::output_section_data,
3498 Output_section::Input_section::relaxed_input_section): New method
3500 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3502 (Output_section::Input_section::u1_): Update comments.
3503 (Output_section::Input_section::u2_): Add new union member poris.
3504 (Output_section::Checkpoint_output_section): New classs definition.
3505 (Output_section::relax_input_section): New method declaration.
3506 (Output_section::checkpoint_): New data member.
3507 (Output_segment): Update comments.
3508 (Output_segment::Output_segment): Un-privatize copy constructor.
3509 (Output_segment::operator=): Un-privatize.
3510 * script-sections.cc (Output_section_element::Input_section_list):
3511 Change element type to Output_section::Simple_input_section.
3512 (Output_section_element_dot_assignment::set_section_addresses):
3513 Register output section data for relaxation clean up.
3514 (Output_data_exression::Output_data_expression): Adjust call to base
3515 constructor to fix data size.
3516 (Output_section_element_data::set_section_addresses): Register
3517 Output_data_expression object for relaxation clean up.
3518 (struct Input_section_info): Replace Relobj pointer and section index
3519 pair with Output_section::Simple_input_section and Convert struct to a
3521 (Input_section_sorter::operator()): Adjust access to
3522 Input_section_info data member to use accessors.
3523 (Output_section_element_input::set_section_addresses): Use layout
3524 parameter. Adjust code to use Output_section::Simple_input_section
3525 and Input_secction_info classes. Register filler for relaxation
3527 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3528 and section index pair with Output_section::Simple_input_section
3529 class. Adjust code accordingly.
3530 (Phdrs_element::release_segment): New method definition.
3531 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3533 (Script_sections::release_segments): New method definition.
3534 * gold/script-sections.h (Script_sections::release_segments): New
3536 * gold/target.h (Target::may_relax, Target::relax,
3537 Target::do_may_relax, Target::do_relax): New method definitions.
3539 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3541 * arm.cc (has_signed_unsigned_overflow): New function.
3542 (Arm_relocate_functions::abs8): New function.
3543 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3544 (Target_arm::Scan::global): Likewise.
3545 (Target_arm::relocate::relocate): Likewise.
3546 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3549 2009-09-16 Cary Coutant <ccoutant@google.com>
3551 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3552 * testsuite/Makefile.in: Regenerate.
3554 2009-09-11 Nick Clifton <nickc@redhat.com>
3556 * po/gold.pot: Updated by the Translation project.
3558 2009-09-08 Cary Coutant <ccoutant@google.com>
3560 * output.cc (Output_file::open): Add execute permission to empty file.
3561 * testsuite/Makefile.am (permission_test): New test.
3562 * testsuite/Makefile.in: Regenerate.
3564 2009-09-02 Ian Lance Taylor <iant@google.com>
3566 * output.cc (Output_file::resize): Call map_no_anonymous rather
3569 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3571 * gold.cc: Include "incremental.h".
3572 (queue_initial_tasks): Call Incremental_checker methods.
3573 * incremental.cc: Include "output.h".
3574 (Incremental_checker::can_incrementally_link_output_file): New
3576 * incremental.h (Incremental_checker): New class.
3578 * output.cc (Output_file::open_for_modification): New method.
3579 (Output_file::map_anonymous): Changed return type to bool. Record
3581 (Output_file::map_no_anonymous): New method, broken out of map.
3582 (Output_file::map): Use map_no_anonymous and map_anonymous.
3583 * output.h (class Output_file): Update declarations.
3585 2009-08-24 Cary Coutant <ccoutant@google.com>
3587 * options.h (Command_line::Pre_options): New class.
3588 (Command_line::pre_options): New member.
3589 * options.cc (gold::options::ready_to_register): New variable.
3590 (One_option::register_option): Do nothing if not registering options.
3591 Assert if same short option registered twice.
3592 (General_options::General_options): Turn off option registration when
3594 (Command_line::Pre_options::Pre_options): New constructor.
3596 2009-08-24 Cary Coutant <ccoutant@google.com>
3598 * options.h (General_options::no_keep_memory): Remove incorrect
3601 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3603 * Makefile.am (am__skiplex, am__skipyacc): New.
3604 * Makefile.in: Regenerate.
3606 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3608 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3609 (INCLUDES): ... this.
3610 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3611 (AM_CPPFLAGS): Renamed from ...
3612 (INCLUDE): ... this.
3613 * Makefile.in, testsuite/Makefile.in: Regenerate.
3615 * Makefile.in: Regenerate.
3616 * aclocal.m4: Likewise.
3617 * config.in: Likewise.
3618 * configure: Likewise.
3619 * testsuite/Makefile.in: Likewise.
3621 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3622 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3623 * Makefile.in: Regenerate.
3624 * testsuite/Makefile.in: Regenerate.
3626 2009-08-19 Cary Coutant <ccoutant@google.com>
3628 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3629 symbols in shared libraries overridden by hidden or internal symbols
3630 in the main program.
3632 2009-08-19 Chris Demetriou <cgd@google.com>
3634 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3635 checking source file names in error messages.
3637 2009-08-18 Doug Kwan <dougkwan@google.com>
3639 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3640 an elcpp::Ehdr as parameter. Adjust call to set_target.
3641 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3642 an elfcpp::Ehdr as parameter.
3643 * object.cc (Object::set_target): Remove the version that looks up
3644 a target and sets it.
3645 (Sized_relobj::setup): Take a Target object instead of
3646 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3647 (make_elf_sized_object): Find target and ask target to
3649 * object.h: (Object::set_target): Remove the version that looks up
3650 a target and sets it.
3651 (Sized_relobj::setup): Take a Target object instead of
3652 an elfcpp:Ehdr as parameter.
3653 * target.cc: Include dynobj.h.
3654 (Target::do_make_elf_object_implementation): New.
3655 (Target::do_make_elf_object): New.
3656 * target.h (Target::make_elf_object): New template declaration.
3657 (Target::do_make_elf_object): New method declarations.
3658 (Target::do_make_elf_object_implementation): New template declaration.
3660 2009-08-14 Ian Lance Taylor <iant@google.com>
3662 * gold.h (FUNCTION_NAME): Define.
3663 (gold_unreachable): Use FUNCTION_NAME.
3665 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3667 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3668 symbol in the --keep-unique list is not found.
3670 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3672 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3673 been maked as --keep-unique.
3674 (Icf::unfold_section): New function.
3675 * icf.h (Icf::unfold_section): New function.
3676 * options.h (General_options::keep_unique): New option.
3677 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3678 * testsuite/Makefile.in: Regenerate.
3679 * testsuite/icf_keep_unique_test.sh: New file.
3680 * testsuite/icf_keep_unique_test.cc: New file.
3682 2009-08-12 Cary Coutant <ccoutant@google.com>
3685 * resolve.cc (Symbol_table::resolve): Check for references from
3686 dynamic objects to hidden and internal symbols.
3687 * testsuite/Makefile.am (hidden_test.sh): New test.
3688 * testsuite/Makefile.in: Regenerate.
3689 * testsuite/hidden_test.sh: New script.
3690 * testsuite/hidden_test_1.c: New test source.
3691 * testsuite/hidden_test_main.c: New test source.
3693 2009-08-11 Doug Kwan <dougkwan@google.com>
3695 * arm.cc: Update comments.
3696 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3697 segment to locate the .ARM.exidx section if present.
3699 2009-08-09 Doug Kwan <dougkwan@google.com>
3701 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3704 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3705 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3708 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3710 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3711 valid tls_segment only for non-debug-section relocations.
3712 * testsuite/Makefile.am: Add gc_tls_test.
3713 * testsuite/Makefile.in: Regenerate.
3714 * testsuite/gc_tls_test.cc: New file.
3715 * testsuite/gc_tls_test.sh: New file.
3717 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3721 * Makefile.am (CCFILES): Add icf.cc.
3723 * Makefile.in: Regenerate.
3724 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3725 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3726 section, symbol and addend information for the relocs.
3727 * gold.cc (queue_middle_tasks): Call identical code folding.
3728 * gold.h: Add defines for multimap.
3729 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3730 to the call of finalize_local_symbols.
3731 * main.cc (main): Create object of class Icf.
3732 * object.cc (Sized_relobj::do_layout): Allow this function to be
3733 called twice during icf.
3734 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3735 to sections marked as identical by icf.
3736 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3738 (Sized_relobj::do_section_entsize): New function.
3739 * object.h (Object::section_entsize): New function.
3740 (Object::do_section_entsize): New pure virtual function.
3741 (Relobj::finalize_local_symbols): Add new parameter.
3742 (Relobj::do_section_entsize): New function.
3743 * options.h (General_options::icf): New option.
3744 (General_options::icf_iterations): New option.
3745 (General_options::print_icf_sections): New option.
3746 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3747 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3748 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3750 * symtab.cc (Symbol_table::is_section_folded): New function.
3751 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3752 to sections marked as identical by icf.
3753 * symtab.h (Symbol_table::set_icf): New function.
3754 (Symbol_table::icf): New function.
3755 (Symbol_table::is_section_folded): New function.
3756 (Symbol_table::icf_): New data member.
3757 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3758 * testsuite/Makefile.am: Add commands to build icf_test.
3759 * testsuite/Makefile.in: Regenerate.
3760 * testsuite/icf_test.sh: New file.
3761 * testsuite/icf_test.cc: New file.
3763 2009-07-24 Chris Demetriou <cgd@google.com>
3765 * layout.cc (is_compressible_debug_section): Fix incorrect
3766 comment about compressed section names.
3768 2009-07-20 Ian Lance Taylor <ian@airs.com>
3771 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3773 2009-07-16 Ian Lance Taylor <iant@google.com>
3776 * layout.h: #include <map>.
3777 (class Kept_section): Change from struct to class. Add accessors
3778 and setters. Add section size to Comdat_group mapping. Change
3779 Comdat_group to std::map. Add is_comdat_ field. Add
3780 linkonce_size field in union.
3781 (class Layout): Update declaration of find_or_add_kept_section.
3782 Don't declare find_kept_object.
3783 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3784 parameter. Add object, shndx, is_comdat, and is_group_name
3785 parameters. Change all callers. Adjust for new Kept_section.
3786 (Layout::find_kept_object): Remove.
3787 * object.cc (Sized_relobj::include_section_group): Update use of
3788 Kept_section. Rename secnum to shndx. Only record
3789 Kept_comdat_section if sections are the same size.
3790 (Sized_relobj::include_linkonce_section): Update use of
3791 Kept_section. Only record Kept_comdat_section if sections are the
3792 same size. Set size of linkonce section.
3793 (Sized_relobj::map_to_kept_section): Update call to
3794 get_kept_comdat_section.
3795 * object.h (class Sized_relobj): Rename fields in
3796 Kept_comdat_section to drop trailing underscores; change object
3797 field to Relobj*. Change Kept_comdat_section_table to store
3798 struct rather than pointer.
3799 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3800 Add kept_object and kept_shndx parameters. Change all callers.
3801 (Sized_relobj::get_kept_comdat_section): Change return type to
3802 bool. Add kept_object and kept_shndx parameters. Change all
3804 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3805 Layout::find_or_add_kept_section.
3807 2009-07-09 Ian Lance Taylor <iant@google.com>
3809 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3810 Reserve space in the hash table.
3812 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3814 * fileread.cc (File_read::get_mtime): New method.
3815 * fileread.h (Timespec): New structure.
3816 (File_read::get_mtime): New method.
3817 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3818 Renamed from timestamp_nsec.
3819 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3821 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3823 (Incremental_inputs::report_archive): Save mtime; style fix.
3824 (Incremental_inputs::report_obejct): Save mtime; style fix.
3825 (Incremental_inputs::report_script): Save mtime; style fix.
3826 (Incremental_inputs::finalize_inputs): Style fix.
3827 (Incremental_inputs::finalize): Style fix.
3828 (Incremental_inputs::create_input_section_data): Store inputs
3830 * incremental.h (Incremental_inputs::report_script): Add mtime
3832 (Incremental_inputs::Input_info::Input_info): Intialize only one
3834 (Incremental_inputs::Input_info::archive): Move to nameless
3836 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3837 (Incremental_inputs::Input_info::script): Move to nameless union.
3838 (Incremental_inputs::mtime): New field.
3839 * script.cc (read_input_script): Pass file mtime to
3841 * script.h (Script_info::inputs): Style fix.
3843 2009-07-01 Ian Lance Taylor <ian@airs.com>
3845 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3848 2009-06-24 Ian Lance Taylor <iant@google.com>
3851 * layout.cc (Layout::choose_output_section): If we find an
3852 existing section, update the flags.
3853 (Layout::create_notes): New function, broken out of
3855 (Layout::finalize): Don't create note sections.
3856 (Layout::create_note): Don't crash if linker script discards
3858 (Layout::create_gold_note): Likewise.
3859 (Layout::create_build_id): Likewise. Don't set
3860 after_input_sections on the section.
3861 (Layout::create_executable_stack_info): Remove target parameter.
3863 * layout.h (class Layout): Declare create_notes. Update
3864 declaration of create_executable_stack_info.
3865 * gold.cc (queue_middle_tasks): Call create_notes.
3866 * output.cc (Output_section::update_flags_for_input_section): Move
3867 here from output.h. If SHF_ALLOC flag is newly set, mark address
3869 * output.h (Output_data::mark_address_invalid): New function.
3870 (class Output_section): Only declare, not define,
3871 update_flags_for_input_section. Remove set_flags.
3873 2009-06-24 Ian Lance Taylor <iant@google.com>
3875 * script-sections.cc (Output_section_definition::
3876 set_section_addresses): Rename shadowing local load_address to
3879 2009-06-24 Ian Lance Taylor <iant@google.com>
3882 * reloc.cc (relocate_sections): Skip empty relocation sections.
3884 2009-06-23 Ian Lance Taylor <iant@google.com>
3887 * layout.cc (Layout::create_note): Use choose_output_section
3888 rather than make_output_section.
3890 2009-06-23 Ian Lance Taylor <iant@google.com>
3893 * options.cc (General_options::parse_V): Set printed_version_.
3894 (General_options::General_options): Initialize printed_version_.
3895 * options.h (class General_options): Add printed_version_ field.
3896 * gold.cc (queue_initial_tasks): If there are no input files,
3897 don't give a fatal error if we printed the version information.
3898 (queue_middle_tasks): If using -r with a shared object, give a
3899 fatal error rather than an ordinary error.
3901 2009-06-23 Ian Lance Taylor <iant@google.com>
3904 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3905 (Layout::make_output_section): Set have_stabstr_section_ if we see
3906 a .stab*str section.
3907 (Layout::finalize): Call link_stabs_sections.
3908 (Layout::link_stabs_sections): New file.
3909 * layout.h (class Layout): Add have_stabstr_section_ field.
3910 Declare link_stabs_sections.
3912 2009-06-23 Doug Kwan <dougkwan@google.com>
3914 * Makefile.am (libgold_a_LIBADD): New.
3915 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3916 * Makefile.in: Regenerate.
3917 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3918 * configure: Regenerate.
3919 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3920 * fileread.cc: Include sys/state.h
3921 * gold.h: Declare memmem and strndup if found missing.
3922 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3924 2009-06-23 Ian Lance Taylor <iant@google.com>
3926 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3927 * configure: Rebuild.
3929 2009-06-23 Ian Lance Taylor <iant@google.com>
3932 * object.cc (Object::section_contents): Don't try to get a view if
3933 the section has length zero.
3934 (Object::handle_gnu_warning_section): If the section is empty, use
3935 the name of the section as the warning.
3937 2009-06-23 Ian Lance Taylor <iant@google.com>
3940 * stringpool.h (class Stringpool_template): Add optimize_ field.
3941 (Stringpool_template::set_optimize): New function.
3942 * stringpool.cc (Stringpool_template::Stringpool_template):
3943 Initialize optimize_ field.
3944 (Stringpool_template::set_string_offsets): Test local optimize
3945 fild rather than parameter.
3946 * layout.cc (Layout::Layout): Call set_optimize on the section
3949 2009-06-22 Ian Lance Taylor <iant@google.com>
3952 * yyscript.y: Parse TARGET.
3953 * script.cc (script_set_target): New function.
3954 * script-c.h (script_set_target): Declare.
3955 * options.cc (General_options::string_to_object_format): Rename
3956 from string_to_object_format in anonymous namespace. Change
3958 * options.h (class General_options): Declare
3959 string_to_object_format.
3961 2009-06-22 Ian Lance Taylor <iant@google.com>
3963 * script-sections.cc (Script_sections::create_segments): Don't put
3964 program headers in a PT_LOAD segment if -n or -N.
3966 2009-06-22 Ian Lance Taylor <iant@google.com>
3969 * options.h (class General_options): Add -z lazy and -z now. Sort
3970 -z options into alphabetical order.
3971 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3973 2009-06-21 Ian Lance Taylor <iant@google.com>
3975 * layout.cc (Layout::make_output_section): Call
3976 Target::new_output_section.
3977 (Layout::attach_allocated_section_to_segment): Put large section
3978 sections in a separate load segment with the large segment flag
3980 (Layout::segment_precedes): Sort large data segments after other
3982 (align_file_offset): New static function.
3983 (Layout::set_segment_offsets): Use align_file_offset.
3984 * output.h (class Output_section): Add is_small_section_ and
3985 is_large_section_ fields.
3986 (Output_section::is_small_section): New function.
3987 (Output_section::set_is_small_section): New function.
3988 (Output_section::is_large_section): New function.
3989 (Output_section::set_is_large_section): New function.
3990 (Output_section::is_large_data_section): New function.
3991 (class Output_segment): Add is_large_data_segment_ field.
3992 (Output_segment::is_large_data_segment): New function.
3993 (Output_segment::set_is_large_data_segment): New function.
3994 * output.cc (Output_section::Output_section): Initialize new
3996 (Output_segment::Output_segment): Likewise.
3997 (Output_segment::add_output_section): Add assertion that large
3998 data sections always go in large data segments. Force small data
3999 sections to the end of the list of data sections. Force small BSS
4000 sections to the start of the list of BSS sections. For large BSS
4001 sections to the end of the list of BSS sections.
4002 * symtab.h (class Symbol): Declare is_common_shndx.
4003 (Symbol::is_defined): Check Symbol::is_common_shndx.
4004 (Symbol::is_common): Likewise.
4005 (class Symbol_table): Define enum Commons_section_type. Update
4006 declarations. Add small_commons_ and large_commons_ fields.
4007 * symtab.cc (Symbol::is_common_shndx): New function.
4008 (Symbol_table::Symbol_table): Initialize new fields.
4009 (Symbol_table::add_from_object): Put small and large common
4010 symbols in the right list.
4011 (Symbol_table::sized_finalized_symbol): Check
4012 Symbol::is_common_shndx.
4013 (Symbol_table::sized_write_globals): Likewise.
4014 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4015 common symbol lists. Don't call do_allocate_commons_list if the
4017 (Symbol_table::do_allocate_commons_list): Remove is_tls
4018 parameter. Add comons_section_type parameter. Change all
4019 callers. Handle small and large common symbols.
4020 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4021 Symbol::is_common_shndx.
4022 * resolve.cc (symbol_to_bits): Likewise.
4023 * target.h (Target::small_common_shndx): New function.
4024 (Target::small_common_section_flags): New function.
4025 (Target::large_common_shndx): New function.
4026 (Target::large_common_section_flags): New function.
4027 (Target::new_output_section): New function.
4028 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4029 small_common_section_flags, and large_common_section_flags
4031 (Target::do_new_output_section): New virtual function.
4032 * arm.cc (Target_arm::arm_info): Initialize new fields.
4033 * i386.cc (Target_i386::i386_info): Likewise.
4034 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4036 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4037 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4038 (Target_x86_64::do_new_output_section): New function.
4039 * configure.ac: Define conditional MCMODEL_MEDIUM.
4040 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4041 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4042 (large_LDFLAGS): Define.
4043 * testsuite/large.c: New file.
4044 * testsuite/testfile.cc (Target_test::test_target_info):
4045 Initialize new fields.
4046 * configure, testsuite/Makefile.in: Rebuild.
4048 2009-06-05 Doug Kwan <dougkwan@google.com>
4050 * Makefile.am (CCFILES): Add target.cc.
4051 * Makefile.in: Regenerate.
4052 * i386.cc (class Target_i386): Define new virtual method to
4053 override do_is_local_label_name in parent.
4054 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4055 local symbols if --discard-locals or -X is given.
4056 * options.h (class General_options): Declare new options
4057 '--discard-locals' and '-X' for discarding locals.
4058 * target.h (class Target): Define new methods is_local_label_name.
4059 Declare new virtual method do_is_local_label_name.
4060 * target.cc: New file.
4061 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4062 (check_SCRIPTS): Add discard_locals_test.sh.
4063 (check_DATA): Add discard_local_tests.syms.
4064 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4065 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4066 * testsuite/Makefile.in: Regenerate.
4067 * testsuite/discard_locals_test.c: New file.
4068 * testsuite/discard_locals_test.sh: Same.
4070 2009-06-05 Doug Kwan <dougkwan@google.com>
4072 * object.cc (Sized_relobj::Sized_relobj): Initialize
4073 discarded_eh_frame_shndx_ to -1U.
4074 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4076 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4077 a discarded .eh_frame section.
4078 (Sized_relobj::do_finalize_local_symbols): Ditto.
4079 * object.h (class Sized_relobj): Declare new member
4080 discarded_eh_frame_shndx_.
4081 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4082 (local_labels_test.o, local_labels_test): New rules.
4083 * testsuite/Makefile.in: Regenerate.
4085 2009-06-04 Doug Kwan <dougkwan@google.com>
4087 * layout.cc (Layout::section_name_mapping): Add mapping for
4088 special ARM sections.
4090 2009-06-03 Doug Kwan <dougkwan@google.com>
4092 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4093 (utils::has_overflow): Same.
4095 2009-06-03 Ian Lance Taylor <iant@google.com>
4097 * layout.cc (Layout::section_name_mapping): New array, replacing
4098 Layout::linkonce_mapping.
4099 (Layout::section_name_mapping_count): New variable, replacing
4100 Layout::linkonce_mapping_count.
4101 (Layout::linkonce_output_name): Remove.
4102 (Layout::output_section_name): Rewrite.
4103 * layout.h (class Layout): Rename Linkonce_mapping to
4104 Section_name_mapping, linkonce_mapping to section_name_mapping,
4105 linkonce_mapping_count to section_name_mapping_count. Don't
4106 declare linkonce_output_name.
4108 2009-06-03 Doug Kwan <dougkwan@google.com>
4110 * gold/arm.cc (namespace utils): New.
4111 (Target_arm::reloc_is_non_pic): Define new method.
4112 (class Arm_relocate_functions): New.
4113 (Target_arm::Relocate::relocate): Handle relocation types used by
4116 2009-06-03 Ian Lance Taylor <iant@google.com>
4118 * arm.cc (Target_arm::scan::global): Use || instead of |.
4120 2009-06-02 Doug Kwan <dougkwan@google.com>
4122 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4123 issued_non_pic_error_.
4124 (class Target_arm::Scan): Declare new method check_non_pic.
4125 Define new method symbol_needs_plt_entry.
4126 Declare new data member issued_non_pic_error_.
4127 (class Target_arm::Relocate): Declare new method
4128 should_apply_static_reloc.
4129 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4130 (Target_arm::Scan::check_non_pic): Define new method.
4131 (Target_arm::Scan::local): Handle a small subset of reloc types used
4133 (Target_arm::Scan::local): Same.
4134 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4136 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4138 * incremental.cc (Incremental_inputs::report_command_line): Filter
4139 out --incremental-* options.
4141 2009-05-29 Doug Kwan <dougkwan@google.com>
4143 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4145 (class Target_arm): Update comment.
4146 (Target_arm::Target_arm): Initialize new data members GOT_,
4147 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4148 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4149 and Target_arm::rel_dyn_section.
4150 Declare new_enum Target_arm::Got_type.
4151 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4153 Update commments for member do_dynsym_value.
4154 (Target_arm::got_size, Target_arm::plt_section,
4155 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4156 new methods inside class defintion.
4157 (Target_arm::got_section): Define new method.
4158 (Target_arm::rel_dyn_section): Same.
4159 (Output_data_plt_arm): New template class.
4160 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4161 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4162 (Output_data_plt_arm::add_entry): Same.
4163 (Output_data_plt_arm::first_plt_entry): Define new
4164 static data member for PLT instruction template.
4165 (Output_data_plt_arm::plt_entry): Same.
4166 (Output_data_plt_arm::do_write): Define new method.
4167 (Target_arm::make_plt_entry): Same.
4168 (Target_arm::do_finalize_sections): Same.
4169 (Target_arm::do_dynsym_value): Same.
4171 2009-05-28 Doug Kwan <dougkwan@google.com>
4173 * Makefile.am (TARGETSOURCES): Add arm.cc.
4174 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4175 * Makefile.in: Regenerate.
4177 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4179 2009-05-26 Doug Kwan <dougkwan@google.com>
4181 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4182 (General_options::check_excluded_libs): Strip off directories in
4183 archive name before matching like GNU ld does.
4184 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4185 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4186 (exclude_libs_test_LDFLAGS): Add linker option
4187 -Wl,--exclude-libs,libexclude_libs_test_3
4188 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4189 an explicit archive without using -l.
4190 (alt/libexclude_libs_test_3.a): New make rule.
4191 * testsuite/Makefile.in: Regenerate.
4192 * testsuite/exclude_libs_test.c : Declare lib3_default().
4194 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4195 * exclude_libs_test_3.c: New file.
4197 2009-05-26 Nick Clifton <nickc@redhat.com>
4199 * po/id.po: New Indonesian translation.
4200 * po/gold.pot: Updated template file.
4202 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4204 * testsuite/Makefile.am: Add -ffunction-sections to compile
4205 gc_comdat_test files. Add -Wl,--gc-sections to build
4207 * testsuite/Makefile.in: Regenerate.
4208 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4210 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4212 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4213 kept comdat section was garbage collected.
4214 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4215 * testsuite/Makefile.in: Regenerate.
4216 * testsuite/gc_comdat_test.sh: New file.
4217 * testsuite/gc_comdat_test_1.cc: New file.
4218 * testsuite/gc_comdat_test_2.cc: New file.
4220 2009-05-19 Doug Kwan <dougkwan@google.com>
4222 * archive.cc (Archive::Archive): Move constructor from archive.h
4223 to here. Initialize no_export_.
4224 (Archive::get_elf_object_for_member): Set no_export flag of object.
4225 * archive.h (Archive::Archive): Move constructor body to
4227 (Archive::no_export): New method.
4228 (Archive::no_export_): New field.
4229 * object.h (Object::Object): Initialize no_export_ to false.
4230 (Object::no_export, Object::set_no_export): New methods.
4231 (Object::no_export_): New field.
4232 * options.cc (General_options::parse_exclude_libs): New method.
4233 (General_options::check_excluded_libs) Same.
4234 * options.h (exclude_libs): New option.
4235 (General_options::check_excluded_libs): New method declaration.
4236 (General_options::excluded_libs_): New field.
4237 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4238 default or protected visibility if an object has no-export flag set.
4239 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4240 (check_SCRIPTS): Add exclude_libs_test.sh.
4241 (check_DATA): Add exclude_libs_test.syms.
4242 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4243 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4244 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4245 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4246 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4247 libexclude_libs_test_2.a): New rules.
4248 * testsuite/Makefile.in: Regenerate.
4249 * testsuite/exclude_libs_test.c: New file.
4250 * testsuite/exclude_libs_test.sh: Ditto.
4251 * testsuite/exclude_libs_test_1.c: Ditto.
4252 * testsuite/exclude_libs_test_2.c: Ditto.
4254 2009-05-15 Ian Lance Taylor <iant@google.com>
4256 * configure.ac: Check for declarations for cases where libiberty.h
4257 checks HAVE_DECL_xxx.
4258 * configure, config.in: Rebuild.
4260 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4262 * gold.h (Incremental_argument_list): Remove (invalid) forward
4264 * incremental.cc (Incremental_inputs::report_achive): New method.
4265 (Incremental_inputs::report_object): New method.
4266 (Incremental_inputs::report_script): New method.
4267 (Incremental_inputs::finalize_inputs): New method.
4268 (Incremental_inputs::finalize): Call finalize_inputs().
4269 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4270 Create inputs entries.
4271 * incremental.h (Incremental_input_type): New enum.
4272 (Incremental_inputs::Incremental_input): Initialize new fields.
4273 (Incremental_inputs::report_inputs): New method.
4274 (Incremental_inputs::report_achive): New method.
4275 (Incremental_inputs::report_object): New method.
4276 (Incremental_inputs::report_script): New method.
4277 (Incremental_inputs::finalize_inputs): New method.
4278 (Incremental_inputs::Input_info): New struct.
4279 (Incremental_inputs::Input_info_map): New typedef.
4280 (Incremental_inputs::lock_): New field.
4281 (Incremental_inputs::Inputs_): New field.
4282 (Incremental_inputs::Inputs_map): New field.
4283 * main.cc (main): Call Incremental_input::report_inputs.
4284 * options.h (Input_argument_list): Typedef moved from
4286 (Input_file_group::Files): Remove, use ::Input_argument_list.
4287 (Input_file_group::Input_argument_list): Remove, use
4288 ::Input_argument_list.
4289 * plugin.cc (Plugin_manager::add_input_file): Add error in
4291 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4293 * script.cc (read_input_script): Call
4294 Incremental_input::report_script.
4295 * script.h (Script_info): New class.
4297 2009-04-27 Ian Lance Taylor <iant@google.com>
4299 * x86_64.cc (do_adjust_output_section): Set entsize to
4302 2009-04-23 Elliott Hughes <enh@google.com>
4304 * output.cc (Output_file::close): After short writes, continue
4305 writing from the correct offset in the buffer being written.
4307 2009-04-23 Chris Demetriou <cgd@google.com>
4309 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4310 * configure: Regenerate.
4311 * config.in: Regenerate.
4312 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4313 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4315 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4317 * incremental.cc (Incremental_inputs_header_data): Renamed from
4318 Incremental_input_header_data.
4319 (Incremental_inputs_header_data::data_size): New field.
4320 (Incremental_inputs_header_data::put_input_file_count): Renamed
4321 from input_file_count.
4322 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4323 from command_line_offset.
4324 (Incremental_inputs_header_data::put_reserved): Renamed from
4326 (Incremental_inputs_entry_data): Renamed from
4327 Incremental_input_entry_data.
4328 (Incremental_inputs_entry_data::data_size): New field.
4329 (Incremental_inputs::report_command_line): New method.
4330 (Incremental_inputs::finalize): New method.
4331 (Incremental_inputs::create_incremental_inputs_data): New method.
4332 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4333 * incremental.h: New file.
4334 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4335 (Layout::finalize): Create incremental inputs section in
4337 (Layout::create_incremental_info_sections): New method.
4338 * layout.h (Layout::incremental_inputs): New method.
4339 (Layout::create_incremental_info_sections): New method.
4340 (Layout::incremental_inputs_): New field.
4341 * main.cc (main): Notify Incremental_input of the command line.
4343 2009-04-01 Ian Lance Taylor <iant@google.com>
4344 Mikolaj Zalewski <mikolajz@google.com>
4346 * gold.h (reserve_unordered_map): Define, three versions, one for
4347 each version of Unordered_map.
4348 * layout.cc (Layout::Layout): Remove options parameter. Add
4349 number_of_input_files parameter. Don't initialize options_.
4350 Initialize number_of_input_files_ and resized_signatures_. Move
4351 sections_are_attached_.
4352 (Layout::layout_group): Reserve space for group_signatures_.
4353 (Layout::find_or_add_kept_section): Change name parameter to be a
4354 reference. Resize signatures_ map when it gets large enough.
4355 (Layout::layout_eh_frame): Use parameters->options() instead of
4357 (Layout::make_output_section): Likewise.
4358 (Layout::attach_allocated_section_to_segment): Likewise.
4359 (Layout::finalize, Layout::create_executable_stack): Likewise.
4360 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4361 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4362 * layout.h (class Layout): Update declarations. Remove options_
4363 field. Add number_of_input_files_ and resized_signatures_
4364 fields. Move sections_are_attached_ field.
4365 * main.cc (main): Pass number of input files to Layout
4366 constructor. Don't pass options.
4368 2009-03-30 Ian Lance Taylor <iant@google.com>
4370 * ffsll.c (ffsll): Correct implementation.
4372 2009-03-27 Ian Lance Taylor <iant@google.com>
4374 * ffsll.c: New file.
4375 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4376 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4377 * ftruncate.c (ftruncate): Declare before definition.
4378 * mremap.c (mremap): Likewise.
4379 * pread.c (pread): Likewise.
4380 * configure, Makefile.in, config.in: Rebuild.
4382 * mremap.c: New file.
4383 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4384 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4385 (mremap): Declare if HAVE_MREMAP is not defined.
4386 * configure, Makefile.in, config.in: Rebuild.
4388 2009-03-27 Cary Coutant <ccoutant@google.com>
4390 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4391 position independent.
4392 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4393 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4395 2009-03-24 Cary Coutant <ccoutant@google.com>
4397 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4399 (needs_dynamic_reloc): Likewise.
4401 2009-03-24 Ian Lance Taylor <iant@google.com>
4403 * yyscript.y (file_cmd): Recognize EXTERN.
4404 (extern_name_list, extern_name_list_body): New nonterminals.
4405 * script.cc (script_add_extern): Define.
4406 * script-c.h (script_add_extern): Declare.
4408 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4410 * object.cc (is_elf_object): Define.
4411 * object.h (is_elf_object): Declare.
4412 * archive.cc (Archive::get_elf_object_for_member): Call
4414 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4416 2009-03-24 Elliott Hughes <enh@google.com>
4418 * output.cc (Output_file::map_anonymous): Define.
4419 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4420 try an anonymous one. Report the size if the mmap fails.
4421 * output.h (class Output_file): Declare map_anonymous.
4423 2009-03-24 Ian Lance Taylor <iant@google.com>
4425 * target-select.cc (instantiate_target): Don't acquire the lock if
4426 the instantiated_target_ field has already been set.
4428 2009-03-23 Ian Lance Taylor <iant@google.com>
4430 * gold-threads.h (class Initialize_lock): Define.
4431 * gold-threads.cc (class Initialize_lock_once): Define.
4432 (initialize_lock_control): New static variable.
4433 (initialize_lock_pointer): New static variable.
4434 (initialize_lock_once): New static function.
4435 (Initialize_lock::Initialize_lock): Define.
4436 (Initialize_lock::initialize): Define.
4437 * target-select.h: Include "gold-threads.h".
4438 (class Target_selector): Add lock_ and initialize_lock_ fields.
4439 Don't define instantiate_target, just declare it.
4440 * target-select.cc (Target_selector::Target_selector): Initialize
4442 (Target_selector::instantiate_target): Define.
4443 * descriptors.h: Include "gold-threads.h".
4444 (class Descriptors): Add initialize_lock_ field.
4445 * descriptors.cc (Descriptors::Descriptors): Initialize new
4447 (Descriptors::open): Use initialize_lock_ field
4448 * errors.h (class Errors): Add initialize_lock_ field.
4449 * errors.cc (Errors::Errors): Initialize new field.
4450 (Errors::initialize_lock): Use initialize_lock_ field.
4451 * powerpc.cc (class Target_selector_powerpc): Remove
4452 instantiated_target_ field. In do_recognize call
4453 instantiate_target rather than do_instantiate_target. In
4454 do_instantiate_target just allocate a new target.
4455 * sparc.cc (class Target_selector_sparc): Likewise.
4457 * freebsd.h: New file.
4458 * i386.cc: Include "freebsd.h".
4459 (Target_i386): Derive from Target_freebsd rather than
4461 (Target_selector_i386): Derive from Target_selector_freebsd rather
4462 than Target_selector.
4463 * x86_64.cc: Include "freebsd.h".
4464 (Target_x86_64): Derive from Target_freebsd rather than
4466 (Target_selector_x86_64): Derive from Target_selector_freebsd
4467 rather than Target_selector.
4468 * target.h (class Target): Add adjust_elf_header and
4469 do_adjust_elf_header.
4470 * output.cc (Output_file_header:: do_sized_write): Call target
4471 adjust_elf_header routine.
4472 * configure.tgt: Set targ_osabi.
4473 * configure.ac: Define GOLD_DEFAULT_OSABI.
4474 * parameters.cc (Parameters::default_target): Pass
4475 GOLD_DEFAULT_OSABI to select_target.
4476 * target-select.h (class Target_selector): Make instantiate_target
4477 protected rather than private.
4478 * Makefile.am (HFILES): Add freebsd.h.
4479 * configure, Makefile.in, config.in: Rebuild.
4481 * merge.cc (do_add_input_section): Correct pend value. Change
4482 message about last entry not being null terminated from error to
4485 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4487 * incremental.cc: New file.
4488 * Makefile.am (CCFILES): Add incremental.cc.
4489 * Makefile.in: Rebuild.
4491 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4493 * layout.cc (Layout::output_section_name): Preserve names
4494 of '.note.' sections.
4496 2009-03-19 Ian Lance Taylor <iant@google.com>
4498 * descriptors.cc (Descriptors::open): Check that the options are
4499 valid before using them.
4501 2009-03-18 Ian Lance Taylor <iant@google.com>
4503 * script-sections.h: Include <list>.
4504 (class Script_sections): Change Sections_elements from std::vector
4505 to std::list. Typedef public Elements_iterator. Add
4506 orphan_section_placement_, data_segment_align_start_, and
4507 saw_data_segment_align_ fields. Remove data_segment_align_index_
4509 * script-sections.cc (class Orphan_section_placement): New class.
4510 (class Sections_element): Add virtual functions is_relro and
4511 orphan_section_init. Remove virtual function place_orphan_here.
4512 (class Output_section_definition): Add is_relro and
4513 orphan_section_init. Remove place_orphan_here.
4514 (class Orphan_output_section): Likewise.
4515 (Script_sections::Script_sections): Update for field changes.
4516 (Script_sections::data_segment_align): Set saw_data_segment_align_
4517 and data_segment_align_start_, not data_segment_align_index.
4518 (Script_sections::data_segment_relro_end): Check
4519 saw_data_segment_align_. Use data_segment_align_start_ rather
4520 than data_segment_align_index_.
4521 (Script_sections::place_orphan): Rewrite to use
4522 Orphan_section_placement.
4524 2009-03-17 Ian Lance Taylor <iant@google.com>
4526 * archive.cc (Archive::add_symbols): Check for a version attached
4527 to the symbol name in the archive map.
4528 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4529 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4530 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4531 (ver_test_11.a): New target.
4532 * testsuite/Makefile.in: Rebuild.
4534 * configure.ac: Check for chsize and posix_fallocate. Replace
4536 * ftruncate.c: New file, from gnulib.
4537 * output.cc (posix_fallocate): Define dummy version if not
4538 HAVE_POSIX_FALLOCATE.
4539 (Output_file::map): Call posix_fallocate rather than lseek and
4541 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4542 * configure, Makefile.in, config.in: Rebuild.
4544 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4546 * layout.h (Layout::create_note): Add section_name parameter.
4547 * layout.cc (Layout::create_note): Likewise.
4548 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4550 2009-03-17 Ian Lance Taylor <iant@google.com>
4552 * descriptors.cc: Include "options.h".
4553 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4554 (Descriptors::open): Always use O_CLOEXEC when opening a new
4555 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4556 then set FD_CLOEXEC.
4558 * sparc.cc (class Target_sparc): Add has_got_section.
4559 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4560 make sure we have a GOT section.
4562 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4563 (Target_sparc::Scan::local): Likewise.
4564 (Target_sparc::Scan::global): Likewise.
4565 (Target_sparc::Relocate::relocate): Likewise.
4566 (Target_sparc::Relocate::relocate_tls): Likewise.
4568 * symtab.cc (Symbol_table::define_default_version): New function,
4569 broken out of add_from_object.
4570 (Symbol_table::add_from_object): Call define_default_version.
4571 (Symbol_table::define_special_symbol): Add resolve_oldsym
4572 parameter. Change all callers. If the version for a symbol comes
4573 from a version script, resolve it with the symbol with the same
4574 name with no version. Also add the symbol without a version if
4576 (do_define_in_output_data): If resolving with oldsym, don't delete
4578 (do_define_in_output_segment): Likewise.
4579 (do_define_as_constant): Likewise.
4580 * symtab.h (class Symbol_table): Update declarations.
4582 2009-03-13 Ian Lance Taylor <iant@google.com>
4584 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4585 (Read_symbols::requeue): New function.
4586 (Read_symbols::do_read_symbols): If make_elf_object fails because
4587 the target type is not configured, and the file was searched for,
4588 issue a warning and retry with the next directory.
4589 (Add_symbols::run): If the file has an incompatible format, and
4590 it was searched for, requeue the Read_symbols task. On error,
4592 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4593 dirindex parameter to constructor. Change all callers. Declare
4594 incompatible_warning and requeue.
4595 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4596 input_argument_ and input_group_ fields. Add them to
4597 constructor. Change all callers.
4598 (class Read_script): Add dirindex_ field. Add it to constructor.
4600 * archive.cc (Archive::setup): Remove input_objects parameter.
4602 (Archive::get_file_and_offset): Likewise.
4603 (Archive::read_all_symbols): Likewise.
4604 (Archive::read_symbols): Likewise.
4605 (Archive::get_elf_object_for_member): Remove input_objects
4606 parameter. Add punconfigured parameter. Change all callers.
4607 (Archive::add_symbols): Change return type to bool. Check return
4608 value of include_member.
4609 (Archive::include_all_members): Likewise.
4610 (Archive::include_member): Change return type to bool. Return
4611 false if first included object has incompatible target. Set
4612 included_member_ field.
4613 (Add_archive_symbols::run): If add_symbols returns false, requeue
4615 * archive.h (class Archive): Add included_member_ field.
4616 Initialize it in constructor. Add input_file and searched_for
4617 methods. Update declarations.
4618 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4619 input_argument_ fields. Add them to constructor. Change all
4621 * script.cc: Include "target-select.h".
4622 (class Parser_closure): Add skip_on_incompatible_target_ and
4623 found_incompatible_target_ fields. Add
4624 skip_on_incompatible_target parameter to constructor. Change all
4625 callers. Add methods skip_on_incompatible_target,
4626 clear_skip_on_incompatible_target, found_incompatible_target, and
4627 set_found_incompatible_target.
4628 (read_input_script): Add dirindex parameter. Change all callers.
4629 If parser finds an incompatible target, requeue Read_symbols
4631 (script_set_symbol): Clear skip_on_incompatible_target in
4633 (script_add_assertion, script_parse_option): Likewise.
4634 (script_start_sections, script_add_phdr): Likewise.
4635 (script_check_output_format): New function.
4636 * script.h (read_input_script): Update declaration.
4637 * script-c.h (script_check_output_format): Declare.
4638 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4639 (ignore_cmd): Remove OUTPUT_FORMAT.
4640 * fileread.cc (Input_file::Input_file): Add explicit this.
4641 (Input_file::will_search_for): New function.
4642 (Input_file::open): Add pindex parameter. Change all callers.
4643 * fileread.h (class Input_file): Add input_file_argument method.
4644 Declare will_search_for. Update declarations.
4645 * object.cc (make_elf_object): Add punconfigured parameter.
4647 * object.h (class Object): Make input_file public. Add
4648 searched_for method.
4649 (make_elf_object): Update declaration.
4650 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4652 * dirsearch.h (class Dirsearch): Update declaration.
4653 * options.h (class General_options): Add --warn-search-mismatch.
4654 * parameters.cc (Parameters::is_compatible_target): New function.
4655 * parameters.h (class Parameters): Declare is_compatible_target.
4656 * workqueue.cc (Workqueue::add_blocker): New function.
4657 * workqueue.h (class Workqueue): Declare add_blocker.
4659 * fileread.cc (Input_file::open): Remove options parameter.
4661 (Input_file::open_binary): Likewise.
4662 * script.cc (read_input_script): Likewise.
4663 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4664 options parameter from constructor. Change all callers.
4665 (class Read_script): Likewise.
4666 * fileread.h (class Input_file): Update declarations.
4667 * script.h (read_input_script): Update declaration.
4669 2009-03-10 Nick Clifton <nickc@redhat.com>
4671 * po/es.po: New Spanish translation.
4673 2009-03-06 Cary Coutant <ccoutant@google.com>
4675 * options.cc (parse_short_option): Keep dash_z from registering itself.
4677 2009-03-03 Ian Lance Taylor <iant@google.com>
4680 * target-reloc.h (relocate_section): Pass output_section to
4682 * i386.cc (Target_i386::should_apply_static_reloc): Add
4683 output_section parameter. Change all callers.
4684 (Target_i386::Relocate::relocate): Add output_section parameter.
4685 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4686 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4687 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4688 * testsuite/two_file_shared.sh: New script.
4689 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4690 (check_DATA): Add two_file_shared.dbg.
4691 (two_file_shared.dbg): New target.
4692 * testsuite/Makefile.in: Rebuild.
4694 2009-03-01 Ian Lance Taylor <iant@google.com>
4696 * configure.ac: Check for byteswap.h.
4697 * configure: Rebuild.
4698 * config.in: Rebuild.
4700 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4702 * layout.cc (Layout::find_or_add_kept_section): New function.
4703 (Layout::add_comdat): Removed.
4704 * layout.h (struct Kept_section): Move out of class Layout.
4705 Remove trailing underscores from field names. Add group_sections
4706 field. Rename group_ field to is_group. Change all uses.
4707 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4708 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4709 comdat_groups_ field.
4710 (Sized_relobj::include_section_group): Use
4711 find_or_add_kept_section and Kept_section::group_sections.
4712 (Sized_relobj::include_linkonce_section): Likewise.
4713 * object.cc (class Sized_relobj): Don't define Comdat_group or
4714 Comdat_group_table. Remove find_comdat_group and
4715 add_comdat_group. Remove comdat_groups_ field.
4716 * plugin.cc (include_comdat_group): Use
4717 Layout::find_or_add_kept_section.
4719 2009-02-28 Ian Lance Taylor <iant@google.com>
4721 * README: --gc-sections and map files are now supported. Document
4722 some build requirements.
4725 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4726 relocatable link set the value of the section symbol to zero.
4727 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4728 relocatable link don't include the section address in the local
4731 2009-02-27 Ian Lance Taylor <iant@google.com>
4734 * options.h (class Search_directory): Add is_system_directory.
4735 (class General_options): Declare is_in_system_directory.
4736 * options.cc (get_relative_sysroot): Make static.
4737 (get_default_sysroot): Make static.
4738 (General_optoins::is_in_system_directory): New function.
4739 * fileread.cc (Input_file::is_in_system_directory): New function.
4740 * fileread.h (class Input_file): Declare is_in_system_directory.
4741 * object.h (class Object): Add is_in_system_directory.
4742 (class Input_objects): Remove system_library_directory_ field.
4743 * object.cc (Input_objects::add_object): Don't set
4744 system_library_directory_.
4745 (input_objects::found_in_system_library_directory): Remove.
4746 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4747 parameter. Change all callers.
4748 (Symbol_table::sized_write_globals): Likewise.
4749 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4750 Call Object::is_in_system_directory.
4751 * symtab.h (class Symbol_table): Update declarations.
4754 * descriptors.h (Open_descriptor): Add is_on_stack field.
4755 * descriptors.cc (Descriptors::open): If the descriptor is on the
4756 top of the stack, remove it. Initialize is_on_stack field.
4757 (Descriptors::release): Only add pod to stack if it is not on the
4759 (Descriptors::close_some_descriptor): Clear stack_next and
4763 * output.cc (Output_section::find_starting_output_address): Rename
4764 from starting_output_address; add PADDR parameter; change return
4766 * output.h (class Output_section): Declare
4767 find_starting_output_address instead of starting_output_address.
4768 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4769 section symbol for which we can't find a merge section.
4772 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4773 hidden or internal, force the symbol to be local.
4774 * resolve.cc (Symbol::override_visibility): Define.
4775 (Symbol::override_base): Use override_visibility.
4776 (Symbol_table::resolve): Likewise.
4777 (Symbol::override_base_with_special): Likewise.
4778 (Symbol_table::override_with_special): If the visibility is hidden
4779 or internal, force the symbol to be local.
4780 * symtab.h (class Symbol): Add set_visibility and
4781 override_visibility.
4782 * testsuite/ver_test_1.sh: New file.
4783 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4784 (check_DATA): Add ver_test_1.syms.
4785 (ver_test_1.syms): New target.
4786 * testsuite/Makefile.in: Rebuild.
4788 2009-02-25 Cary Coutant <ccoutant@google.com>
4790 * layout.cc (Layout::choose_output_section): Don't rename sections
4791 when using a linker script that has a SECTIONS clause.
4792 * Makefile.in: Regenerate.
4794 * testsuite/Makefile.am (script_test_5.sh): New test case.
4795 * testsuite/Makefile.in: Regenerate.
4796 * testsuite/script_test_5.cc: New file.
4797 * testsuite/script_test_5.sh: New file.
4798 * testsuite/script_test_5.t: New file.
4800 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4802 * archive.cc (Archive::include_member): Update calls to add_symbols.
4803 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4804 the Layout argument.
4805 * dynobj.h (do_add_symbols): Add the Layout argument.
4806 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4808 * object.h (Object::add_symbols): Add the Layout argument.
4809 (Object::do_add_symbols): Add the Layout argument.
4810 (Sized_relobj::do_add_symbols): Add the Layout argument.
4811 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4812 Unify the two versions.
4813 (Add_plugin_symbols): Remove.
4814 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4815 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4816 (Add_plugin_symbols): Remove.
4817 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4818 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4819 (Add_symbols::run): Make it work with Pulginobj.
4821 2009-02-06 Ian Lance Taylor <iant@google.com>
4823 * object.cc (Sized_relobj::do_layout): Make info message start
4824 with lower case letter.
4826 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4828 * binary.cc: Fix file comment.
4830 * options.h (enum Incremental_disposition): Define.
4831 (class General_options): Add new options: --incremental,
4832 --incremental_changed, --incremental_unchanged,
4833 --incremental_unknown. Add incremental_disposition_ and
4834 implicit_incremental_ fields.
4835 (General_options::incremental_disposition): New function.
4836 (class Position_dependent_options): Add incremental_disposition
4838 (Position_dependent_options::copy_from_options): Set incremental
4840 * options.cc (General_options::parse_incremental_changed): New
4842 (General_options::parse_incremental_unchanged): New function.
4843 (General_options::parse_incremental_unknown): New function.
4844 (General_options::General_options): Initialize new fields
4845 incremental_disposition_ and implicit_incremental_.
4846 (General_options::finalize): Check for uasge of --incremental-*
4847 without --incremental.
4849 2009-02-06 Chris Demetriou <cgd@google.com>
4851 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4852 pointer and to report location as the file name associated with
4854 (gold_undefined_symbol_at_location): New function to replace the
4855 old gold_undefined_symbol functionality.
4856 * target-reloc.h (relocate_section): Update to use
4857 gold_undefined_symbol_at_location.
4858 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4859 Call gold_undefined_symbol function rather than gold_error.
4860 * errors.h (Errors::undefined_symbol): Take location as a
4861 string, rather than calculating it from a relocation.
4862 * errors.cc (Errors::fatal): Print "fatal error:" before the
4864 (Errors::error, Errors::error_at_location): Print "error: "
4865 before the formatted message.
4866 (Errors::undefined_symbol): Take location as a string, rather
4867 than calculating it from a relocation.
4868 (gold_undefined_symbol_at_location): New function akin to
4869 old gold_undefined_symbol, calculates location from relocation.
4870 (gold_undefined_symbol): Change to take only a Symbol pointer
4871 and to report location as the file name associated with the symbol.
4872 * testsuite/debug_msg.sh: Update for changed error messages.
4873 * testsuite/undef_symbol.sh: Likewise.
4875 2009-02-04 Duncan Sands <baldrick@free.fr>
4878 * reduced_debug_output.h
4879 (Output_reduced_debug_abbrev_section::failed): Use format for
4881 (Output_reduced_debug_info_section::faild): Likewise.
4883 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4885 * script.cc (Lazy_demangler): New class.
4886 (Version_script_info::get_symbol_version_helper): Demangle a
4889 2009-01-29 Cary Coutant <ccoutant@google.com>
4891 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4893 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4895 2009-01-28 Ian Lance Taylor <iant@google.com>
4897 * version.cc (version_string): Bump to 1.9.
4899 * gold.h: Include <cstring> and <stdint.h>.
4900 * version.cc: Include <cstdio>.
4901 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4903 * reduced_debug_output.cc (insert_into_vector): Rename from
4904 Insert_into_vector; change all callers. Use Swap_unaligned to
4905 avoid aliasing issue; remove union since it is unnecessary.
4907 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4909 * Makefile.am (CCFILES): Add gc.cc.
4911 * Makefile.in: Regenerate.
4912 * gold.cc (Gc_runner): New class.
4913 (queue_initial_tasks): Call garbage collection related tasks
4914 when corresponding options are invoked.
4915 (queue_middle_gc_tasks): New function.
4916 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4917 processed early before laying out sections during garbage collection.
4918 * gold.h (queue_middle_gc_tasks): New function.
4919 (is_prefix_of): Move from "layout.cc".
4920 * i386.cc (Target_i386::gc_process_relocs): New function.
4921 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4922 * main.cc (main): Create object of class "Garbage_collection".
4923 * object.cc (Relobj::copy_symbols_data): New function.
4924 (Relobj::is_section_name_included): New function.
4925 (Sized_relobj::do_layout): Allow this function to be called twice
4926 during garbage collection and defer layout of section during the
4928 * object.h (Relobj::get_symbols_data): New function.
4929 (Relobj::is_section_name_included): New function.
4930 (Relobj::copy_symbols_data): New function.
4931 (Relobj::set_symbols_data): New function.
4932 (Relobj::get_relocs_data): New function.
4933 (Relobj::set_relocs_data): New function.
4934 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4935 (Relobj::gc_process_relocs): New function.
4936 (Relobj::do_gc_process_relocs): New pure virtual function.
4937 (Relobj::sd_): New data member.
4938 (Sized_relobj::is_output_section_offset_invalid): New function.
4939 (Sized_relobj::do_gc_process_relocs): New function.
4940 * options.h (General_options::gc_sections): Modify to not be a no-op.
4941 (General_options::print_gc_sections): New option.
4942 * plugin.cc (Plugin_finish::run): Remove function call to
4943 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4944 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4945 * reloc.cc (Read_relocs::run): Add task to process relocs and
4946 determine unreferenced sections when doing garbage collection.
4947 (Gc_process_relocs): New class.
4948 (Sized_relobj::do_gc_process_relocs): New function.
4949 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4950 sections that are garbage collected.
4951 * reloc.h (Gc_process_relocs): New class.
4952 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4953 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4954 symbols whose corresponding sections are garbage collected.
4955 (Symbol_table::Symbol_table): Add new parameter for the garbage
4957 (Symbol_table::gc_mark_undef_symbols): New function.
4958 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4959 (Symbol_table::gc_mark_dyn_syms): New function.
4960 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4962 (Symbol_table::add_from_object): Likewise.
4963 (Symbol_table::add_from_relobj): When building shared objects, do not
4964 treat externally visible symbols as garbage.
4965 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4966 table information for static and relocatable links.
4967 * symtab.h (Symbol_table::set_gc): New function.
4968 (Symbol_table::gc): New function.
4969 (Symbol_table::gc_mark_undef_symbols): New function.
4970 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4971 (Symbol_table::gc_mark_dyn_syms): New function.
4972 (Symbol_table::gc_): New data member.
4973 * target.h (Sized_target::gc_process_relocs): New pure virtual
4975 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4976 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4978 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4980 * options.h (General_options::gc_sections): Define as a no-op for now.
4981 (General_options::no_keep_memory): Ditto.
4982 (General_options::Bshareable): Define.
4983 * options.cc (General_options::finalize): Honor -Bshareable.
4985 2009-01-20 Andreas Schwab <schwab@suse.de>
4987 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4988 read the value in the contents, since we don't use it. Use the
4989 template endianness when writing.
4990 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4992 2009-01-19 Andreas Schwab <schwab@suse.de>
4994 * configure.tgt (powerpc64-*): Fix targ_obj.
4996 2009-01-15 Ian Lance Taylor <iant@google.com>
4998 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4999 local symbols when stripping all symbols.
5001 2009-01-14 Cary Coutant <ccoutant@google.com>
5003 * output.cc (Output_reloc): Add explicit instantiations.
5005 2009-01-14 Cary Coutant <ccoutant@google.com>
5007 * archive.cc (Archive::get_elf_object_for_member): Remove call
5008 to File_read::claim_for_plugin.
5009 * descriptors.cc (Descriptors::open): Remove reference to
5011 (Descriptors::claim_for_plugin): Remove.
5012 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5013 (Descriptors::is_claimed): Remove.
5014 (claim_descriptor_for_plugin): Remove.
5015 * fileread.cc (File_read::claim_for_plugin): Remove.
5016 * fileread.h (File_read::claim_for_plugin): Remove.
5017 (File_read::descriptor): Reopen descriptor if necessary.
5018 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5019 (Plugin_manager::all_symbols_read): Add task parameter. Change
5021 (Plugin_manager::get_input_file): New function.
5022 (Plugin_manager::release_input_file): New function.
5023 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5024 corresponding data member.
5025 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5026 and pass to base constructor. Change all callers.
5027 (get_input_file, release_input_file): New functions.
5028 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5029 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5030 (Plugin_manager::all_symbols_read): Add task parameter.
5031 (Plugin_manager::get_input_file): New function.
5032 (Plugin_manager::release_input_file): New function.
5033 (Plugin_manager::task_): New data member.
5034 (Pluginobj::Pluginobj): Add filesize parameter.
5035 (Pluginobj::filename): New function.
5036 (Pluginobj::descriptor): New function.
5037 (Pluginobj::filesize): New function.
5038 (Pluginobj::filesize_): New data member.
5039 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5040 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5041 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5043 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5044 with archive libraries.
5045 * testsuite/Makefile.in: Regenerate.
5046 * testsuite/plugin_test.c (struct sym_info): New type.
5047 (get_input_file, release_input_file): New static variables.
5048 (onload): Capture new transfer vector entries.
5049 (claim_file_hook): Stop reading at end of file according to filesize.
5050 Factor out parsing of readelf output into separate function.
5051 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5052 APIs and get the source file name from the symbol table. Convert
5053 source file name to corresponding object file name. Print info
5054 message when adding new input files.
5055 (parse_readelf_line): New function.
5056 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5057 * testsuite/plugin_test_2.sh: Likewise.
5058 * testsuite/plugin_test_3.sh: Likewise.
5059 * testsuite/plugin_test_4.sh: New test case.
5061 2009-01-07 Ian Lance Taylor <iant@google.com>
5063 * version.cc (version_string): Bump to 1.8.
5065 2008-12-23 Cary Coutant <ccoutant@google.com>
5067 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5068 * plugin.cc (Plugin_manager::finish): Rename as
5069 layout_deferred_objects. Move cleanup to separate function.
5070 (Plugin_manager::cleanup): New function.
5071 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5073 * plugin.h (Plugin_manager::finish): Rename as
5074 layout_deferred_objects.
5075 (Plugin_manager::cleanup): New function.
5076 (Plugin_manager::cleanup_done): New field.
5078 2008-12-23 Cary Coutant <ccoutant@google.com>
5080 * plugin.cc (is_visible_from_outside): New function.
5081 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5082 so we don't return "IR only" status for exported symbols or -r links.
5084 * testsuite/Makefile.am (plugin_test_3): New test case.
5085 * testsuite/Makefile.in: Regenerate.
5086 * testsuite/plugin_test_3.sh: New file.
5088 2008-12-22 Cary Coutant <ccoutant@google.com>
5090 * object.cc (Sized_relobj::layout_section): New function.
5091 (Sized_relobj::do_layout): Defer layout of input sections until after
5092 plugin has provided replacement files.
5093 (Sized_relobj::do_layout_deferred_sections): New function.
5094 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5095 (Relobj::layout_deferred_sections): New function.
5096 (Relobj::do_layout_deferred_sections): New function.
5097 (Sized_relobj::do_layout_deferred_sections): New function.
5098 (Sized_relobj::layout_section): New function.
5099 (Sized_relobj::Deferred_layout): New structure.
5100 (Sized_relobj::deferred_layout_): New field.
5101 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5102 Change all callers. Layout deferred sections.
5103 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5105 (Plugin_hook::run): Move code from do_plugin_hook inline.
5106 (Plugin_hook::do_plugin_hook): Remove.
5107 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5108 (Plugin_manager::finish): Renamed, was cleanup.
5109 (Plugin_manager::should_defer_layout): New function.
5110 (Plugin_manager::add_deferred_layout_object): New function.
5111 (Plugin_manager::Deferred_layout_list): New type.
5112 (Plugin_manager::deferred_layout_objects_): New field.
5113 (Plugin_hook::do_plugin_hook): Remove.
5115 2008-12-17 Ian Lance Taylor <iant@google.com>
5117 * options.h (class General_options): Add --no case for
5120 2008-12-16 Cary Coutant <ccoutant@google.com>
5122 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5124 (Plugin_manager::claim_file): Create plugin object even if
5125 plugin did not call the add_symbols callback.
5126 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5127 asking for more symbols than were added.
5128 * testsuite/Makefile.am (plugin_test_1): Add test case with
5130 (empty.syms): New target.
5131 * testsuite/Makefile.in: Regenerate.
5132 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5133 message. Don't call add_symbols if no globals.
5134 (all_symbols_read_hook): Don't provide replacement for empty
5137 2008-12-12 Ian Lance Taylor <iant@google.com>
5139 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5140 r_type == 0 for a local symbol with r_sym == 0.
5141 (scan_relocatable_relocs): Pass r_sym to
5142 local_non_section_strategy.
5143 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5146 * configure.ac: Update test for TLS descriptors: they are
5147 supported as of glibc 2.9.
5148 * configure: Rebuild.
5150 2008-12-11 Ian Lance Taylor <iant@google.com>
5153 * target-reloc.h (Default_scan_relocatable_relocs): For each
5154 function, map r_type == 0 to RELOC_DISCARD.
5156 2008-12-10 Cary Coutant <ccoutant@google.com>
5158 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5159 object to override a kept COMDAT group from a plugin object.
5161 2008-12-09 Ian Lance Taylor <iant@google.com>
5164 * yyscript.y (file_cmd): Handle INPUT.
5166 * testsuite/initpri1.c: Change all declarations to be full
5167 prototypes by adding void, to avoid compiler warnings.
5169 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5171 * options.cc (General_options::parse_plugin_opt): New.
5172 (General_options::add_plugin): The argument now is just the filename.
5173 (General_options::add_plugin_option): New.
5174 * options.h (plugin_opt): New.
5175 (add_plugin): Change argument name.
5176 (add_plugin_option): New.
5177 * plugin.cc (Plugin::load): Don't parse the plugin option.
5178 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5179 (Plugin::add_option): New.
5180 (Plugin::args_): Change type.
5181 (Plugin::filename_): New.
5182 (Plugin_manager::add_plugin_option): New.
5183 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5184 * testsuite/Makefile.in: Regenerate.
5186 2008-12-05 Cary Coutant <ccoutant@google.com>
5188 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5189 Handle --strip-lto-sections option.
5190 * options.h (strip_lto_sections): New option.
5192 2008-12-01 Cary Coutant <ccoutant@google.com>
5194 * plugin.cc (ld_plugin_message): Change format parameter to const.
5195 Fix mismatch between new[] and delete.
5197 2008-11-14 Cary Coutant <ccoutant@google.com>
5199 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5202 2008-11-05 Craig Silverstein <csilvers@google.com>
5204 * options.cc (General_options::parse_dynamic_list): New function.
5205 * options.h (General_options): New flags dynamic_list,
5206 dynamic_list_data, dynamic_list_cpp_new, and
5207 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5208 (General_options::in_dynamic_list): New function.
5209 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5210 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5211 (Lex::can_continue_name): Likewise.
5213 (read_script_file): New parameter script_options.
5214 (read_dynamic_list): New function.
5215 (Script_options::define_dynamic_list): New function.
5216 (dynamic_list_keyword_parsecodes): New variable.
5217 (dynamic_list_keywords): New variable.
5218 * script.h (Script_options::define_dynamic_list): New function
5220 (read_dynamic_list): New function prototype.
5221 * symtab.cc (strprefix): New macro.
5222 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5223 dynamic_list_data, dynamic_list_cpp_new, and
5224 dynamic_list_cpp_typeinfo.
5225 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5226 (dynamic_list_expr): New rule.
5227 (dynamic_list_nodes): Likewise.
5228 (dynamic_list_node): Likewise.
5229 * testsuite/Makefile.am (dynamic_list): New test.
5230 * testsuite/Makefile.in: Regenerated.
5231 * testsuite/dynamic_list.t: New file.
5232 * testsuite/dynamic_list.sh: New file.
5234 2008-11-05 Craig Silverstein <csilvers@google.com>
5236 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5237 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5238 (t11_last): Likewise.
5239 * testsuite/ver_test_6.c (main): Likewise.
5241 2008-10-07 Cary Coutant <ccoutant@google.com>
5243 * options.c (General_options::finalize): Add check for -static and
5245 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5248 2008-10-02 Cary Coutant <ccoutant@google.com>
5250 * plugin.cc (make_sized_plugin_object): Fix conditional
5251 compilation to work when not all targets are enabled.
5253 2008-09-29 Cary Coutant <ccoutant@google.com>
5255 * archive.cc (Archive::get_file_and_offset): Use filename instead
5256 of name to get library path.
5257 (Archive::include_member): Unlock external member of a thin archive.
5259 * testsuite/Makefile.am (TEST_AR): New variable.
5260 (thin_archive_test_1): New test.
5261 (thin_archive_test_2): New test.
5262 * testsuite/Makefile.in: Regenerate.
5263 * testsuite/thin_archive_main.cc: New file.
5264 * testsuite/thin_archive_test_1.cc: New file.
5265 * testsuite/thin_archive_test_2.cc: New file.
5266 * testsuite/thin_archive_test_3.cc: New file.
5267 * testsuite/thin_archive_test_4.cc: New file.
5269 2008-09-29 Cary Coutant <ccoutant@google.com>
5271 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5272 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5274 (Sized_relobj::do_finalize_local_symbols): Likewise.
5275 (Sized_relobj::map_to_kept_section): Likewise.
5276 * object.h (Sized_relobj::invalid_address): New constant.
5277 (Sized_relobj::do_output_section_offset): Check for invalid_address
5279 * output.cc (Output_reloc::local_section_offset): Use constant
5280 invalid_address instead of -1U.
5281 (Output_reloc::get_address): Likewise.
5282 (Output_section::output_address): Change -1U to -1ULL.
5283 * output.h (Output_reloc::invalid_address): New constant.
5284 * reloc.cc (Sized_relobj::write_sections): Use constant
5285 invalid_address instead of -1U.
5286 (Sized_relobj::relocate_sections): Likewise.
5287 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5288 values for merge sections.
5289 * target-reloc.h (relocate_for_relocatable): Use constant
5290 invalid_address instead of -1U.
5292 2008-09-19 Cary Coutant <ccoutant@google.com>
5294 Add plugin functionality for link-time optimization (LTO).
5295 * configure.ac (plugins): Add --enable-plugins option.
5296 * configure: Regenerate.
5297 * config.in: Regenerate.
5298 * Makefile.am (LIBDL): New variable.
5299 (CCFILES): Add plugin.cc.
5300 (HFILES): Add plugin.h.
5301 (ldadd_var): Add LIBDL.
5302 * Makefile.in: Regenerate.
5304 * archive.cc: Include "plugin.h".
5305 (Archive::setup): Don't preread archive symbols when using a plugin.
5306 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5307 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5309 (Archive::include_member): Add symbols from plugin objects.
5310 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5311 * descriptors.cc (Descriptors::open): Check for file descriptors
5312 abandoned by plugins.
5313 (Descriptors::claim_for_plugin): New function.
5314 * descriptors.h (Descriptors::claim_for_plugin): New function.
5315 (Open_descriptor::is_claimed): New field.
5316 (claim_descriptor_for_plugin): New function.
5317 * fileread.cc (File_read::claim_for_plugin): New function.
5318 * fileread.h (File_read::claim_for_plugin): New function.
5319 (File_read::descriptor): New function.
5320 * gold.cc: Include "plugin.h".
5321 (queue_initial_tasks): Add task to call plugin hooks for generating
5323 * main.cc: Include "plugin.h".
5324 (main): Load plugin libraries.
5325 * object.h (Pluginobj): Declare.
5326 (Object::pluginobj): New function.
5327 (Object::do_pluginobj): New function.
5328 (Object::set_target): New function.
5329 * options.cc: Include "plugin.h".
5330 (General_options::parse_plugin): New function.
5331 (General_options::General_options): Initialize plugins_ field.
5332 (General_options::add_plugin): New function.
5333 * options.h (Plugin_manager): Declare.
5334 (General_options): Add --plugin option.
5335 (General_options::has_plugins): New function.
5336 (General_options::plugins): New function.
5337 (General_options::add_plugin): New function.
5338 (General_options::plugins_): New field.
5339 * plugin.cc: New file.
5340 * plugin.h: New file.
5341 * readsyms.cc: Include "plugin.h".
5342 (Read_symbols::do_read_symbols): Check for archive before checking
5343 for ELF file. Call plugin hooks to claim files.
5344 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5345 from a real object file; force override when processing replacement
5347 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5348 (Symbol::init_base_object): Likewise.
5349 (Symbol::init_base_output_data): Likewise.
5350 (Symbol::init_base_output_segment): Likewise.
5351 (Symbol::init_base_constant): Likewise.
5352 (Symbol::init_base_undefined): Likewise.
5353 (Symbol::output_section): Assert that object is not a plugin.
5354 (Symbol_table::add_from_pluginobj): New function.
5355 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5357 (Symbol_table::sized_write_globals): Likewise.
5358 (Symbol_table::add_from_pluginobj): Instantiate template.
5359 * symtab.h (Sized_pluginobj): Declare.
5360 (Symbol::in_real_elf): New function.
5361 (Symbol::set_in_real_elf): New function.
5362 (Symbol::in_real_elf_): New field.
5363 (Symbol_table::add_from_pluginobj): New function.
5365 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5366 (LIBDL): New variable.
5368 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5369 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5370 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5371 (MOSTLYCLEANFILES): Likewise.
5372 * testsuite/Makefile.in: Regenerate.
5373 * testsuite/plugin_test.c: New file.
5374 * testsuite/plugin_test_1.sh: New file.
5375 * testsuite/plugin_test_2.sh: New file.
5377 2008-09-16 Ian Lance Taylor <iant@google.com>
5379 * target-reloc.h (relocate_section): Check whether a symbol is
5380 defined by the ABI before reporting an undefined symbol error.
5381 * target.h (Target::is_defined_by_abi): Make parameter const.
5382 (Target::do_is_defined_by_abi): Likewise.
5383 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5384 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5385 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5386 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5387 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5388 * testsuite/Makefile.in: Rebuild.
5390 * fileread.cc (make_view): Add casts to avoid warning.
5392 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5394 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5395 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5397 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5399 * options.h (General_options::output_is_executable): New.
5400 (General_options::output_is_pie): New.
5401 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5402 for shared libraries.
5403 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5405 2008-09-11 Chris Demetriou <cgd@google.com>
5407 * options.h (origin): New -z option.
5408 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5409 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5412 2008-09-05 Cary Coutant <ccoutant@google.com>
5414 * fileread.cc (File_read::make_view): Add check for attempt to map
5417 2008-09-05 Cary Coutant <ccoutant@google.com>
5419 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5420 explicit instantiations.
5422 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5425 * options.cc (General_options::finalize): Allow undefined symbols
5426 in shlibs if linking -shared.
5429 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5430 symbols as not needing a dynsym entry.
5432 2008-08-20 Craig Silverstein <csilvers@google.com>
5434 * fileread.cc (File_read::open): Do not lock the file unless it
5435 was successfully opened.
5437 2008-08-14 Cary Coutant <ccoutant@google.com>
5439 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5440 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5441 * testsuite/tls_test.cc (struct int128): 128-bit struct
5442 for testing TLS relocs with non-zero addend.
5443 (v12): New TLS variable.
5445 (t_last): Add check for v12.
5446 * testsuite/tls_test.h (t12): New function.
5447 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5449 2008-08-13 Ian Lance Taylor <iant@google.com>
5451 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5452 set tls_segment_ or relro_segment_.
5453 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5455 * output.h (Output_section::clear_is_relro): New function.
5456 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5457 sections specially even when output_data_ is empty.
5458 (Output_segment::maximum_alignment): When first section is relro,
5459 only force alignment for PT_LOAD segments.
5460 * script.cc (script_data_segment_align): New function.
5461 (script_data_segment_relro_end): New function.
5462 * script-c.h (script_data_segment_align): Declare.
5463 (script_data_segment_relro_end): Declare.
5464 * script-sections.h (class Script_sections): Declare
5465 data_segment_align and data_segment_relro_end. Add fields
5466 segment_align_index_ and saw_relro_end_.
5467 * script-sections.cc (class Sections_element): Add set_is_relro
5468 virtual function. Add new bool* parameter to place_orphan_here.
5469 Add get_output_section virtual function.
5470 (class Output_section_definition): Add set_is_relro. Add new
5471 bool* parameter to place_orphan_here. Add get_output_section.
5472 Add is_relro_ field.
5473 (Output_section_definition::Output_section_definition): Initialize
5474 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5475 and is_relro_ fields.
5476 (Output_section_definition::place_orphan_here): Add is_relro
5478 (Output_section_definition::set_section_addresses): Set relro for
5480 (Output_section_definition::alternate_constraint): Likewise.
5481 (class Orphan_output_section): Add new bool* parameter to
5482 place_orphan_here. Add get_output_section.
5483 (Orphan_output_section::place_orphan_here): Add is_relro
5485 (Script_sections::Script_sections): Initialize
5486 data_segment_align_index_ and saw_relro_end_.
5487 (Script_sections::data_segment_align): New function.
5488 (Script_sections::data_segment_relro_end): New function.
5489 (Script_sections::place_orphan): Set or clear is_relro.
5490 (Script_sections::set_section_addresses): Force alignment of first
5492 * yyscript.y (exp): Call script_data_segment_align and
5493 script_data_segment_relro_end.
5494 * testsuite/relro_script_test.t: New file.
5495 * testsuite/relro_test.cc (using_script): Declare.
5496 (t1, t2): Test using_script.
5497 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5498 (relro_script_test_SOURCES): Define.
5499 (relro_script_test_DEPENDENCIES): Define.
5500 (relro_script_test_LDFLAGS): Define.
5501 (relro_script_test_LDADD): Define.
5502 (relro_script_test.so): New target.
5503 * testsuite/Makefile.in: Rebuild.
5505 2008-08-06 Cary Coutant <ccoutant@google.com>
5507 * archive.cc (Archive::total_archives, Archive::total_members)
5508 (Archive::total_members_loaded): New variables.
5509 (Archive::setup): Add parameter. Add option to preread
5511 (Archive::read_armap): Add counter.
5512 (Archive::get_file_and_offset): New function.
5513 (Archive::get_elf_object_for_member): New function.
5514 (Archive::read_all_symbols): New function.
5515 (Archive::read_symbols): New function.
5516 (Archive::add_symbols): Add counters.
5517 (Archive::include_all_members): Use armap to find members if it's
5519 (Archive::include_member): Skip reading symbols if already read.
5520 Factored code into Archive::get_file_and_offset and
5521 Archive::get_elf_object_for_member. Changed call to
5522 Mapfile::report_include_archive_member.
5523 (Archive::print_stats): New function.
5524 * archive.h: Declare Object and Read_symbols_data classes.
5525 (Archive::Archive): Add initializers for new members.
5526 (Archive::setup): Add parameter.
5527 (Archive::print_stats): New function.
5528 (Archive::total_archives, Archive::total_members)
5529 (Archive::total_members_loaded): New variables.
5530 (Archive::get_file_and_offset): New function.
5531 (Archive::get_elf_object_for_member): New function.
5532 (Archive::read_all_symbols): New function.
5533 (Archive::read_symbols): New function.
5534 (Archive::Archive_member): New class.
5535 (Archive::members_): New member.
5536 (Archive::num_members_): New member.
5537 * main.cc: Include archive.h.
5538 (main): Call Archive::print_stats.
5539 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5540 archive parameter; member_name is now the fully-decorated name.
5541 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5542 * options.h: (General_options): Add --preread-archive-symbols option.
5543 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5546 2008-08-04 Ian Lance Taylor <iant@google.com>
5548 * symtab.h (Symbol::use_plt_offset): New function.
5549 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5550 * powerpc.cc (Relocate::relocate): Likewise.
5551 * sparc.cc (Relocate::relocate): Likewise.
5552 * x86_64.cc (Relocate::relocate): Likewise.
5553 * testsuite/weak_plt.sh: New test.
5554 * testsuite/weak_plt_main.cc: New test.
5555 * testsuite/weak_plt_shared.cc: New test.
5556 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5557 (check_PROGRAMS): Add weak_plt.
5558 (check_DATA): Add weak_plt_shared.so.
5559 (weak_plt_main_pic.o, weak_plt): New targets.
5560 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5561 * testsuite/Makefile.in: Rebuild.
5563 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5565 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5566 * testsuite/Makefile.in: Rebuild.
5568 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5570 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5571 * Makefile.in: Regenerate.
5572 * po/POTFILES.in: Regenerate.
5574 2008-07-29 Ian Lance Taylor <iant@google.com>
5576 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5577 symbols before other symbols.
5578 * testsuite/script_test_2.cc (test_addr): Declare.
5579 (test_addr_alias): Declare.
5580 (main): Check that test_addr and test_addr_alias have the right
5582 * testsuite/script_test_2.t: Define test_addr_alias and
5585 2008-07-24 Ian Lance Taylor <iant@google.com>
5588 * descriptors.cc: New file.
5589 * descriptors.h: New file.
5590 * gold-threads.h (class Hold_optional_lock): New class.
5591 * fileread.cc: Include "descriptors.h".
5592 (File_read::~File_read): Release descriptor rather than closing
5594 (File_read::open) [file]: Call open_descriptor rather than open.
5595 Set is_descriptor_opened_.
5596 (File_read::open) [memory]: Assert that descriptor is not open.
5597 (File_read::reopen_descriptor): New function.
5598 (File_read::release): Release descriptor.
5599 (File_read::do_read): Make non-const. Reopen descriptor.
5600 (File_read::read): Make non-const.
5601 (File_read::make_view): Reopen descriptor.
5602 (File_read::do_readv): Likewise.
5603 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5604 Update declarations.
5605 * layout.cc: Include "descriptors.h".
5606 (Layout::create_build_id): Use open_descriptor rather than open.
5607 * output.cc: Include "descriptors.h".
5608 (Output_file::open): Use open_descriptor rather than open.
5609 * archive.cc (Archive::const_iterator): Change Archive to be
5611 (Archive::begin, Archive::end): Make non-const.
5612 (Archive::count_members): Likewise.
5613 * archive.h (class Archive): Update declarations.
5614 * object.h (Object::read): Make non-const.
5615 * Makefile.am (CCFILES): Add descriptors.cc.
5616 (HFILES): Add descriptors.h.
5617 * Makefile.in: Rebuild.
5620 * gold.h: Always include <clocale>. Add Solaris workarounds
5621 following code in binutils/sysdep.h.
5624 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5625 this->eh_frame_hdr_ is NULL before using it.
5627 * dynobj.cc (Versions::Versions): Update comment.
5629 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5630 the base version name.
5632 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5633 array size plus one.
5634 (Stringpool_template::set_string_offsets): Subtract one from key
5635 before using it as an array index.
5636 (Stringpool_template::get_offset_with_length): Likewise.
5637 (Stringpool_template::write_to_buffer): Likewise.
5638 * stringpool.h (Stringpool_template::get_offset_from_key):
5641 2008-07-23 Ian Lance Taylor <iant@google.com>
5644 * object.h (Merged_symbol_value::value): Do our best to handle a
5648 * script.cc (Version_script_info::get_versions): Don't add empty
5649 version tag to return value.
5650 (Version_script_info::get_symbol_version_helper): Change return
5651 type to bool. Add pversion parameter. Change all callers.
5652 (script_register_vers_node): Don't require a non-NULL tag.
5653 * script.h (class Version_script_info): Update declarations.
5654 (Version_script_info::get_symbol_version): Change return type to
5655 bool. Add version parameter. Change all callers.
5656 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5657 handling. Handle an empty version from a version script.
5658 (Symbol_table::define_special_symbol): Likewise.
5659 * testsuite/ver_test_10.script: New file.
5660 * testsuite/ver_test_10.sh: New file.
5661 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5662 (check_DATA): Add ver_test_10.syms.
5663 (ver_test_10.syms, ver_test_10.so): New target.
5664 * testsuite/Makefile.in: Rebuild.
5666 2008-07-23 Simon Baldwin <simonb@google.com>
5668 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5669 to zero for undefined symbols from dynamic libraries.
5671 2008-07-23 Ian Lance Taylor <iant@google.com>
5673 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5675 * symtab.h (class Symbol_table): Update declaration.
5676 * testsuite/ver_test_9.cc: New file.
5677 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5678 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5679 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5680 (ver_test_9.so, ver_test_9.o): New targets.
5681 * testsuite/Makefile.in: Rebuild.
5683 2008-07-22 Ian Lance Taylor <iant@google.com>
5685 * options.h (class General_options): Define --check-sections.
5686 * layout.cc (Layout::set_segment_offsets): Handle
5689 * options.h (class General_options): Define -n/--nmagic and
5691 * options.cc (General_options::finalize): For -n/--nmagic or
5692 -N/--omagic, set -static.
5693 * layout.cc (Layout::attach_allocated_section_to_segment): If
5694 -N/--omagic, don't put read-only and read-write sections in
5696 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5697 finding a read-only segment.
5698 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5699 don't set the minimum segment alignment to the common page size,
5700 and don't set the file offset to the address modulo the page size.
5701 * script-sections.cc (Script_sections::create_segments): If
5702 -n/--omagic, don't put read-only and read-write sections in
5705 * cref.cc: New file.
5707 * options.h (class General_options): Add --print-symbol-counts.
5708 * main.cc (main): Issue defined symbol report if requested.
5709 * archive.cc (Archive::interpret_header): Make into a const member
5711 (Archive::add_symbols): Call Input_objects::archive_start and
5713 (Archive::const_iterator): Define new class.
5714 (Archive::begin, Archive::end): New functions.
5715 (Archive::include_all_members): Rewrite to use iterator.
5716 (Archive::count_members): New function.
5717 * archive.h (class Archive): Update declarations.
5718 (Archive::filename): New function.
5719 * object.cc: Include "cref.h".
5720 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5721 (Sized_relobj::do_get_global_symbol_counts): New function.
5722 (Input_objects::add_object): Add object to cross-referencer.
5723 (Input_objects::archive_start): New function.
5724 (Input_objects::archive_stop): New function.
5725 (Input_objects::print_symbol_counts): New function.
5726 * object.h: Declare Cref and Archive.
5727 (Object::get_global_symbol_counts): New function.
5728 (Object::do_get_global_symbol_counts): New pure virtual function.
5729 (class Sized_relobj): Add defined_count_ field. Update
5731 (class Input_objects): Add cref_ field. Update constructor.
5732 Update declarations.
5733 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5735 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5737 (Sized_dynobj::do_get_global_symbol_counts): New function.
5738 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5739 defined_count_. Update declarations. Define Symbols typedef.
5740 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5741 parameter. Change all callers.
5742 (Symbol_table::add_from_dynobj): Add sympointers and defined
5743 parameters. Change all callers.
5744 * symtab.h (class Symbol_table): Update declarations.
5745 * Makefile.am (CCFILES): Add cref.cc.
5746 (HFILES): Add cref.h.
5747 * Makefile.in: Rebuild.
5749 2008-07-22 Simon Baldwin <simonb@google.com>
5751 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5752 to zero when writing undefined symbols.
5754 2008-07-22 Ian Lance Taylor <iant@google.com>
5756 * output.cc (Output_section::add_input_section): Don't try to
5757 merge empty merge sections.
5759 2008-07-21 Craig Silverstein <csilvers@google.com>
5761 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5762 Include symbol version in error message.
5764 2008-07-20 Chris Demetriou <cgd@google.com>
5766 * configure.ac (gold_cv_c_random_seed): New configured variable.
5767 (RANDOM_SEED_CFLAGS): New substituted variable.
5768 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5769 * configure: Rebuild.
5770 * Makefile.in: Likewise.
5771 * testsuite/Makefile.in: Likewise.
5773 2008-07-18 Ian Lance Taylor <iant@google.com>
5775 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5776 where we see NAME/NULL and NAME/VERSION as separate symbols.
5777 * testsuite/ver_test_main.cc (main): Call t4.
5778 (t4, t4_2a): Define.
5779 * testsuite/ver_test_2.cc (t4_2): Define.
5780 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5781 * testsuite/ver_test_4.cc (t4_2a): Define.
5782 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5783 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5785 2008-07-17 Ian Lance Taylor <iant@google.com>
5787 * dynobj.cc (Versions::add_def): If we give an error about a
5788 missing version, go ahead and create the version anyhow.
5790 2008-07-10 Ian Lance Taylor <iant@google.com>
5792 Handle output sections with more than 0x7fffffff bytes.
5793 * object.h (class Relobj): Change map_to_output_ to
5794 output_sections_, and just keep a section pointer. Change all
5795 uses. Move comdat group support to Sized_relobj.
5796 (Relobj::is_section_specially_mapped): Remove.
5797 (Relobj::output_section): Remove poff parameter. Change all
5799 (Relobj::output_section_offset): New function.
5800 (Relobj::set_section_offset): Rewrite.
5801 (Relobj::map_to_output): Remove.
5802 (Relobj::output_sections): New function.
5803 (Relobj::do_output_section_offset): New pure virtual function.
5804 (Relobj::do_set_section_offset): Likewise.
5805 (class Sized_relobj): Add section_offsets_ field. Add comdat
5806 group support from Relobj. Update declarations.
5807 (Sized_relobj::get_output_section_offset): New function.
5808 (Sized_relobj::do_output_section_offset): New function.
5809 (Sized_relobj::do_set_section_offset): New function.
5810 * object.cc (Relobj::output_section_address): Remove.
5811 (Sized_relobj::Sized_relobj): Initialize new fields.
5812 (Sized_relobj::include_section_group): Cast find_kept_object to
5814 (Sized_relobj::include_linkonce_section): Likewise.
5815 (Sized_relobj::do_layout): Use separate arrays for output section
5817 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5819 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5820 output_sections and section_offsets.
5821 (Sized_relobj::write_local_symbols): Likewise.
5822 (map_to_kept_section): Compute output address directly.
5823 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5824 output_sections and section_offsets.
5825 (Sized_relobj::write_sections): Likewise.
5826 (Sized_relobj::relocate_sections): Likewise.
5827 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5828 * output.h (class Output_reloc): Update declarations. Change
5829 u2_.relobj to Sized_relobj*.
5830 (class Output_data_reloc): Change add functions to use
5832 * output.cc (Output_reloc::Output_reloc): Change relobj to
5834 (Output_reloc::local_section_offset): Change return type to
5835 Elf_Addr. Use get_output_section_offset.
5836 (Output_reloc::get_address): Likewise.
5837 (Output_section::is_input_address_mapped): Don't call
5838 is_section_specially_mapped.
5839 (Output_section::output_offset): Likewise.
5840 (Output_section::output_address): Likewise.
5841 (Output_section::starting_output_address): Likewise.
5842 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5843 parameter to Sized_relobj*.
5844 (Copy_relocs::need_copy_reloc): Likewise.
5845 (Copy_relocs::save): Likewise.
5846 * copy-relocs.h (class Copy_relocs): Update declarations.
5847 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5848 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5849 * target-reloc.h (relocate_for_relocatable): Change
5850 offset_in_output_section type to Elf_Addr. Change code that uses
5852 * layout.cc (Layout::layout): Always set *off.
5853 * mapfile.cc (Mapfile::print_input_section): Use
5854 output_section_offset.
5855 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5857 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5858 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5859 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5861 2008-07-03 Ian Lance Taylor <iant@google.com>
5863 * layout.cc (Layout::include_section): Do not discard unrecognized
5864 SHT_STRTAB sections.
5866 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5868 * script.cc (Lex::can_continue_name): Make '?' allowable in
5869 version-script names.
5870 * testsuite/version_script.map: Change glob pattern to use '?'
5872 2008-06-30 Manish Singh <yosh@gimp.org>
5875 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5878 2008-06-30 Ian Lance Taylor <iant@google.com>
5882 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5883 versions]: Don't try to read the value in the contents, since we
5884 don't use it. Use the template endianness when writing.
5886 2008-06-25 Cary Coutant <ccoutant@google.com>
5888 * fileread.cc (File_read::make_view): Assert on zero-length view.
5889 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5890 symbol table when there are no symbols to read.
5892 2008-06-23 Craig Silverstein <csilvers@google.com>
5894 * version.cc (version_string): Bump to 1.7
5896 2008-06-18 Craig Silverstein <csilvers@google.com>
5898 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5899 constant 0xFFFF to type Valtype.
5900 (Powerpc_relocate_functions::rel16_ha): Likewise.
5902 2008-06-17 Ian Lance Taylor <iant@google.com>
5904 * output.h (Output_section::Input_section): Initialize p2align_ to
5905 zero for Output_section_data constructors.
5906 (Output_section::Input_section::addralign): If not an input
5907 section, return the alignment of the Output_section_data.
5908 * testsuite/copy_test.cc: New file.
5909 * testsuite/copy_test_1.cc: New file.
5910 * testsuite/copy_test_2.cc: New file.
5911 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5912 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5913 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5914 (copy_test_1_pic.o, copy_test_1.so): New targets.
5915 (copy_test_2_pic.o, copy_test_2.so): New targets.
5916 * testsuite/Makefile.in: Rebuild.
5918 * script-sections.cc (Script_sections::place_orphan): Initialize
5919 local variable exact.
5921 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5923 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5925 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5926 David S. Miller <davem@davemloft.net>
5928 * powerpc.cc: New file.
5929 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5930 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5931 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5932 * Makefile.in: Rebuild.
5934 2008-06-09 Ian Lance Taylor <iant@google.com>
5936 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5938 (throwing, orig_terminate): New static variables.
5939 (terminate_handler): New static function.
5940 (t2): Set terminate handler.
5942 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5945 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5948 2008-05-30 Cary Coutant <ccoutant@google.com>
5950 * archive.cc (Archive::include_all_members) Correct to step
5951 over symbol table and extended name table in thin archives.
5953 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5956 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5959 2008-05-28 Caleb Howe <cshowe@google.com>
5961 * reduced_debug_output.cc: New file.
5962 * reduced_debug_output.h: New file.
5963 * options.h (class General_options): Add --strip-debug-non-line.
5964 * options.cc (General_options::finalize): Add strip_debug_non_line
5965 to the strip heirarchy.
5966 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5968 * layout.cc: Include "reduced_debug_output.h".
5969 (Layout::Layout): Initialize new fields.
5970 (line_only_debug_sections): New static array.
5971 (is_lines_only_debug_sections): New static inline function.
5972 (Layout::include_section): Handle --strip-debug-non-line.
5973 (Layout::make_output_section): If --strip-debug-non-line, build
5974 new output sections for .debug_abbrev and .debug_info.
5975 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5976 gold. Warn about possible overflow.
5977 (read_signed_LEB_128): Likewise.
5978 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5979 (read_signed_LEB_128): Declare.
5980 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5981 (HFILES): Add reduced_debug_output.h.
5982 * Makefile.in: Rebuild.
5984 2008-05-21 Ian Lance Taylor <iant@google.com>
5986 * mapfile.cc: New file.
5987 * mapfile.h: New file.
5988 * options.h (class General_options): Add -M/--print-map and -Map.
5989 * options.cc (General_options::finalize): Make -M equivalent to
5991 * main.cc: Include <cstdio> and "mapfile.h".
5992 (main): Open mapfile if requested.
5993 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5994 constructor. Change caller.
5995 (queue_initial_tasks): Add mapfile parameter. Change caller.
5996 (queue_middle_tasks): Likewise.
5997 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5999 * archive.cc: Include "mapfile.h".
6000 (Archive::add_symbols): Add mapfile parameter. Change all
6001 callers. Pass mapfile, symbol, and reason to include_member.
6002 (Archive::include_all_members): Add mapfile parameter. Change all
6004 (Archive::include_member): Add mapfile, sym, and why parameters.
6005 Change all callers. Report inclusion to map file.
6006 * archive.h: Include "fileread.h".
6007 (class Archive): Update declarations.
6008 (Archive::file): New const method.
6009 (class Add_archive_symbols): Add mapfile_ field. Update
6010 constructor. Change all callers.
6011 * readsyms.h (class Read_symbols): Likewise.
6012 (class Finish_group): Likewise.
6013 (class Read_script): Likewise.
6014 * common.cc: Include "mapfile.h".
6015 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6017 (Symbol_table::do_allocate_commons): Likewise.
6018 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6019 symbol allocation to mapfile.
6020 * common.h (class Allocate_commons_task): Add mapfile_ field.
6021 Update constructor. Change all callers.
6022 * symtab.h (class Symbol_table): Update declarations.
6023 * layout.cc: Include "mapfile.h".
6024 (Layout_task_runner::run): Print information to mapfile.
6025 (Layout::create_gold_note): Change Output_data_fixed_space to
6026 Output_data_zero_fill.
6027 (Layout::create_build_id): Likewise.
6028 (Layout::print_to_mapfile): New function.
6029 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6030 constructor. Change caller.
6031 (class Layout): Declare print_to_mapfile.
6032 * output.cc (Output_section::Input_section::print_to_mapfile): New
6034 (Output_section::add_input_section): If producing a map, always
6035 add to input_sections_ list.
6036 (Output_section::do_print_to_mapfile): New function.
6037 (Output_segment::print_sections_to_mapfile): New function.
6038 (Output_segment::print_section_list_to_mapfile): New function.
6039 * output.h: Include "mapfile.h".
6040 (Output_data::print_to_mapfile): New function.
6041 (Output_data::do_print_to_mapfile): New virtual function.
6042 (Output_segment_headers::do_print_to_mapfile): New function.
6043 (Output_file_header::do_print_to_mapfile): New function.
6044 (Output_data_const::do_print_to_mapfile): New function.
6045 (class Output_data_const_buffer): Add map_name_ field. Update
6046 constructor. Change all callers. Add do_print_to_mapfile
6048 (class Output_data_fixed_space): Likewise.
6049 (class Output_data_space): Likewise.
6050 (class Output_data_zero_fill): New class.
6051 (Output_data_strtab::do_print_to_mapfile): New function.
6052 (Output_data_reloc_base::do_print_to_mapfile): New function.
6053 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6054 (Output_data_group::do_print_to_mapfile): New function.
6055 (Output_data_got::do_print_to_mapfile): New function.
6056 (Output_data_dynamic::do_print_to_mapfile): New function.
6057 (Output_symtab_xindex::do_print_to_mapfile): New function.
6058 (class Output_section): Declare do_print_to_mapflie. Declare
6059 print_to_mapfile in Input_section.
6060 (class Output_segment): Declare new functions.
6061 * object.h (Sized_relobj::symbol_count): New function.
6062 * script-sections.cc
6063 (Output_section_element_dot_assignment::set_section_addresses):
6064 Change Output_data_fixed_space to Output_data_zero_fill.
6065 (Output_data_expression::do_print_to_mapfile): New function.
6066 * script.cc (read_input_script): Add mapfile parameter. Change
6068 * script.h (read_input_script): Update declaration.
6069 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6070 (Eh_frame::do_print_to_mapfile): New function.
6071 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6072 (Output_merge_string::do_print_to_mapfile): New function.
6073 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6075 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6077 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6079 * Makefile.am (CCFILES): Add mapfile.cc.
6080 (HFILES): Add mapfile.h.
6081 * Makefile.in: Rebuild.
6083 2008-05-19 Ian Lance Taylor <iant@google.com>
6085 * options.h (class General_options): Add -z relro.
6086 * layout.cc (Layout::Layout): Initialize relro_segment_.
6087 (Layout::add_output_section_data): Return the output section.
6088 (Layout::make_output_section): Rcognize relro sections and mark
6090 (Layout::attach_allocated_section_to_segment): Put relro sections
6091 in a PT_GNU_RELRO segment.
6092 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6094 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6096 (Layout::linkonce_mapping): Map d.rel.ro.local to
6098 (Layout::output_section_name): Us .data.rel.ro.local for any
6099 section which begins with that.
6100 * layout.h (class Layout): Update add_output_section_data
6101 declaration. Add relro_segment_ field.
6102 * output.cc (Output_section::Output_section): Initialize is_relro_
6103 and is_relro_local_ fields.
6104 (Output_segment::add_output_section): Group relro sections.
6105 (Output_segment::is_first_section_relro): New function.
6106 (Output_segment::maximum_alignment): If there is a relro section,
6107 align the segment to the common page size.
6108 (Output_segment::set_section_addresses): Track whether we are
6109 looking at relro sections. If the last section is a relro
6110 section, align to the common page size.
6111 (Output_segment::set_section_list_addresses): Add in_relro
6112 parameter. Change all callers. Align to the page size when
6113 moving from relro to non-relro section.
6114 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6116 * output.h (class Output_section): Add is_relro_ and
6117 is_relro_local_ fields.
6118 (Output_section::is_relro): New function.
6119 (Output_section::set_is_relro): New function.
6120 (Output_section::is_relro_local): New function.
6121 (Output_section::set_is_relro_local): New function.
6122 (class Output_segment): Update declarations.
6123 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6124 * sparc.cc (Target_sparc::got_section): Likewise.
6125 * x86_64.cc (Target_x86_64::got_section): Likewise.
6126 * testsuite/relro_test_main.cc: New file.
6127 * testsuite/relro_test.cc: New file.
6128 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6129 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6130 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6131 (relro_test.so, relro_test_pic.o): New targets.
6132 * testsuite/Makefile.in: Rebuild.
6134 2008-05-16 Ian Lance Taylor <iant@google.com>
6136 * output.cc (Output_segment::add_output_section): Remove front
6138 * output.h (class Output_segment): Remove
6139 add_initial_output_section and overloaded add_output_section.
6140 Update declaration of remaining add_output_section.
6141 * layout.cc (Layout::create_interp): Call add_output_section
6142 rather than add_initial_output_section.
6143 (Layout::finish_dynamic_section): Likewise.
6145 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6146 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6147 know the dynamic type.
6148 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6149 field. Initialize it in constructor.
6150 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6151 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6152 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6155 * output.cc (Output_reloc::get_address): Change return type to
6157 * output.h (class Output_reloc): Update get_address declaration.
6158 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6159 for section addresses.
6161 2008-05-09 Ian Lance Taylor <iant@google.com>
6164 * gold.cc (gold_nomem): Use return value of write.
6166 2008-05-08 Ian Lance Taylor <iant@google.com>
6168 * symtab.c (Symbol::init_base_output_data): Add version
6169 parameter. Change all callers.
6170 (Symbol::init_base_output_segment): Likewise.
6171 (Symbol::init_base_constant): Likewise.
6172 (Symbol::init_base_undefined): Likewise.
6173 (Sized_symbol::init_output_data): Likewise.
6174 (Sized_symbol::init_output_segment): Likewise.
6175 (Sized_symbol::init_constant): Likewise.
6176 (Sized_symbol::init_undefined): Likewise.
6177 (Symbol_table::do_define_in_output_data): If the new symbol has a
6178 version, mark it as the default.
6179 (Symbol_table::do_define_in_output_segment): Likewise.
6180 (Symbol_table::do_define_as_constant): Likewise.
6181 * symtab.h (class Symbol): Update declarations.
6182 (class Sized_symbol): Likewise.
6183 * resolve.cc (Symbol::override_version): New function.
6184 (Symbol::override_base): Call override_version.
6185 (Symbol::override_base_with_special): Likewise.
6186 * testsuite/ver_script_8.script: New file.
6187 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6188 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6189 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6190 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6192 2008-05-06 Ian Lance Taylor <iant@google.com>
6195 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6197 (class General_options): Remove existing --undefined, and add
6198 --no-undefined instead. Add new --undefined as synonym for -u.
6199 * archive.cc (Archive::add_symbols): Check whether symbol was
6201 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6202 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6203 all uses. Add IS_UNDEFINED. Update declarations to split
6204 different versions of init_base. Declare init_base_undefined.
6205 (Symbol::is_defined): Handle IS_UNDEFINED.
6206 (Symbol::is_undefined): Likewise.
6207 (Symbol::is_weak_undefined): Call is_undefined.
6208 (Symbol::is_absolute): Handle IS_CONSTANT.
6209 (class Sized_symbol): Update declarations to split different
6210 versions of init. Declare init_undefined.
6211 (class Symbol_table): Declare new functions.
6212 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6214 (Symbol::init_base_output_data): Likewise.
6215 (Symbol::init_base_output_segment): Likewise.
6216 (Symbol::init_base_constant): Likewise.
6217 (Symbol::init_base_undefined): New function.
6218 (Sized_symbol::init_object): Rename from init. Change all
6220 (Sized_symbol::init_output_data): Likewise.
6221 (Sized_symbol::init_output_segment): Likewise.
6222 (Sized_symbol::init_constant): Likewise.
6223 (Sized_symbol::init_undefined): New function.
6224 (Symbol_table::add_undefined_symbols_from_command_line): New
6226 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6228 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6229 (Symbol::output_section): Likewise.
6230 (Symbol::set_output_section): Likewise.
6231 (Symbol_table::sized_finalize_symbol): Likewise.
6232 (Symbol_table::sized_write_globals): Likewise.
6233 * resolve.cc (Symbol_table::should_override): Likewise.
6234 (Symbol::override_base_with_special): Likewise.
6236 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6237 symbol, change it to have default visibility.
6238 * testsuite/protected_1.cc: New file.
6239 * testsuite/protected_2.cc: New file.
6240 * testsuite/protected_3.cc: New file.
6241 * testsuite/protected_main_1.cc: New file.
6242 * testsuite/protected_main_2.cc: New file.
6243 * testsuite/protected_main_3.cc: New file.
6244 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6245 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6246 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6247 (protected_1.so): New target.
6248 (protected_1_pic.o, protected_2_pic.o): New targets.
6249 (protected_3_pic.o): New target.
6250 (check_PROGRAMS): Add protected_2.
6251 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6252 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6253 * testsuite/Makefile.in: Rebuild.
6255 * options.h (DEFINE_var): Add set_user_set_##varname__.
6256 (DEFINE_bool_alias): New macro.
6257 (class General_options): Define -Bstatic using DEFINE_bool_alias
6258 rather than DEFINE_special. Add --undefined as an alias for -z
6260 * options.cc (General_options::parse_Bstatic): Remove.
6262 * options.h (class General_options): Add --fatal-warnings.
6263 * main.cc (main): Implement --fatal-warnings.
6264 * errors.h (Errors::warning_count): New function.
6266 * options.h (class General_options): Add -Bsymbolic-functions.
6267 * symtab.h (Symbol::is_preemptible): Check for
6268 -Bsymbolic-functions.
6270 2008-05-05 Ian Lance Taylor <iant@google.com>
6272 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6273 as noVARNAME rather than no-VARNAME.
6274 (class General_options): Add option -z combreloc.
6275 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6277 (Output_reloc::sort_before) [SHT_REL]: New function.
6278 (Output_reloc::sort_before) [SHT_RELA]: New function.
6279 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6280 Sort_relocs_comparison.
6281 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6282 parameter. Change all callers.
6283 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6284 sort_relocs parameter. Change all callers.
6285 * output.cc (Output_reloc::get_address): New function, broken out
6287 (Output_reloc::write_rel): Call it.
6288 (Output_reloc::compare): New function.
6289 (Output_data_reloc_base::do_write): Optionally sort relocs.
6291 * configure.ac: If targ_extra_obj is set, link it in.
6292 * configure.tgt: Initialize all variables.
6293 (x86_64*): Set targ_extra_obj and targ_extra_size.
6294 * configure: Rebuild.
6296 * object.cc (Sized_relobj::include_section_group): Adjust section
6297 indexes read from group data. Build vector to pass to
6299 * layout.cc (Layout::layout_group): Add flags and shndxes
6300 parameters. Remove contents parameter. Change caller. Update
6301 explicit instantiations.
6302 * layout.h (class Layout): Update layout_group declaration.
6303 * output.cc (Output_data_group::Output_data_group): Add flags and
6304 input_shndxes parameters. Remove contents parameter. Change
6306 (Output_data_group::do_write): Change input_sections_ to
6308 * output.h (class Output_data_group): Update constructor
6309 declaration. Rename input_sections_ to input_shndxes_.
6310 * testsuite/many_sections_test.cc: Add template.
6312 2008-04-30 Cary Coutant <ccoutant@google.com>
6314 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6316 * layout.cc (Layout::include_section): Refactored check for debug
6318 (Layout::add_comdat): Add new parameters. Change type
6319 of signature parameter. Add object and shndx to signatures table.
6320 (Layout::find_kept_object): New function.
6321 * layout.h: Include <cstring>.
6322 (Layout::is_debug_info_section): New function.
6323 (Layout::add_comdat): Add new parameters.
6324 (Layout::find_kept_object): New function.
6325 (Layout::Kept_section): New struct.
6326 (Layout::Signatures): Change type of map range.
6327 * object.cc (Relobj::output_section_address): New function.
6328 (Sized_relobj::include_section_group): Add new parameters. Change
6329 calls to Layout::add_comdat. Change to build table of kept comdat
6330 groups and table mapping discarded sections to kept sections.
6331 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6332 (Sized_relobj::do_layout): Change calls to include_section_group and
6333 include_linkonce_section.
6334 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6335 value to zero when section is discarded.
6336 (Sized_relobj::map_to_kept_section): New function.
6337 * object.h (Relobj::output_section_address): New function.
6338 (Relobj::Comdat_group): New type.
6339 (Relobj::find_comdat_group): New function.
6340 (Relobj::Comdat_group_table): New type.
6341 (Relobj::Kept_comdat_section): New type.
6342 (Relobj::Kept_comdat_section_table): New type.
6343 (Relobj::add_comdat_group): New function.
6344 (Relobj::set_kept_comdat_section): New function.
6345 (Relobj::get_kept_comdat_section): New function.
6346 (Relobj::comdat_groups_): New field.
6347 (Relobj::kept_comdat_sections_): New field.
6348 (Symbol_value::input_value): Update comment.
6349 (Sized_relobj::map_to_kept_section) New function.
6350 (Sized_relobj::include_linkonce_section): Add new parameter.
6351 * target-reloc.h (Comdat_behavior): New type.
6352 (get_comdat_behavior): New function.
6353 (relocate_section): Add code to map a discarded section to the
6354 corresponding kept section when applying a relocation.
6356 2008-04-30 Craig Silverstein <csilvers@google.com>
6358 * dwarf_reader.cc (next_generation_count): New static var.
6359 (Addr2line_cache_entry): New struct.
6360 (addr2line_cache): New static var.
6361 (Dwarf_line_info::one_addr2line): Added caching.
6362 (Dwarf_line_info::clear_addr2line_cache): New function.
6363 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6364 cache-size parameter.
6365 (Dwarf_line_info::one_addr2line_cache): New function.
6366 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6367 new cache-size argument to one_addr2line(), and clear cache.
6369 2008-04-28 Cary Coutant <ccoutant@google.com>
6371 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6372 R_386_PC8 relocations.
6374 2008-04-23 Ian Lance Taylor <iant@google.com>
6376 * object.cc (Sized_relobj::include_section_group): Check for
6377 invalid section group.
6379 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6382 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6383 than read for file header.
6384 * archive.cc (Archive::include_member): Likewise.
6386 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6388 * aclocal.m4: Regenerate.
6389 * configure: Regenerate.
6391 2008-04-19 Ian Lance Taylor <iant@google.com>
6393 * version.cc (version_string): Bump to 1.6.
6395 * testsuite/Makefile.am (many_sections_r_test): New target.
6396 (many_sections_r_test_SOURCES): Remove.
6397 (many_sections_r_test_DEPENDENCIES): Remove.
6398 (many_sections_r_test_LDFLAGS): Remove.
6399 (many_sections_r_test_LDADD): Remove.
6401 * object.cc (Sized_relobj::do_add_symbols): Always pass
6402 local_symbol_count_ to add_from_relobj.
6404 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6405 every thousand variables.
6406 * testsuite/Makefile.in: Rebuild.
6408 * object.cc (Xindex::initialize_symtab_xindex): New function.
6409 (Xindex::read_symtab_xindex): New function.
6410 (Xindex::sym_xindex_to_shndx): New function.
6411 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6413 (Sized_relobj::do_initialize_xindex): New function.
6414 (Sized_relobj::do_read_symbols): Adjust section links.
6415 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6416 parameter. Change all callers.
6417 (Sized_relobj::include_section_group): Adjust section links and
6418 symbol section indexes.
6419 (Sized_relobj::do_layout): Adjust section links.
6420 (Sized_relobj::do_count_local_symbols): Adjust section links and
6421 symbol section indexes.
6422 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6423 ordinary and special symbols.
6424 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6425 dynsym_xindex parameters. Change all callers. Adjust section
6426 links. Use SHN_XINDEX when needed.
6427 (Sized_relobj::get_symbol_location_info): Adjust section links.
6428 Don't get fooled by special symbols.
6429 * object.h (class Xindex): Define.
6430 (class Object): Add xindex_ parameter. Declare virtual functoin
6431 do_initialize_xindex.
6432 (Object::adjust_sym_shndx): New function.
6433 (Object::set_xindex): New protected function.
6434 (class Symbol_value): Add is_ordinary_shndx_ field.
6435 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6436 (Symbol_value::value): Assert ordinary section.
6437 (Symbol_value::initialize_input_to_output_map): Likewise.
6438 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6440 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6442 (class Sized_relobj): Update declarations.
6443 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6444 parameter. Change all callers.
6445 (Sized_relobj::adjust_shndx): New function.
6446 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6448 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6449 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6450 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6451 (Sized_dynobj::read_dynsym_section): Adjust section links.
6452 (Sized_dynobj::read_dynamic): Likewise.
6453 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6455 (Sized_dynobj::do_initialize_xindex): New function.
6456 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6457 do_initialize_xindex.
6458 (Sized_dynobj::adjust_shndx): New function.
6459 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6460 dynsym_xindex_ fields.
6461 (Layout::finalize): Add a call to set_section_indexes before
6462 creating the symtab sections.
6463 (Layout::set_section_indexes): Don't do anything if the section
6464 already has a section index.
6465 (Layout::create_symtab_sections): Add shnum parameter. Change
6466 caller. Create .symtab_shndx section if needed.
6467 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6469 (Layout::allocated_output_section_count): New function.
6470 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6472 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6473 fields. Update declarations.
6474 (Layout::symtab_xindex): New function.
6475 (Layout::dynsym_xindex): New function.
6476 (class Write_symbols_task): Add layout_ field.
6477 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6479 * output.cc (Output_section_headers::Output_section_headers): Add
6480 shstrtab_section parameter. Change all callers.
6481 (Output_section_headers::do_sized_write): Store overflow values
6482 for section count and section string table section index in
6483 section header zero.
6484 (Output_file_header::do_sized_write): Check for overflow of
6485 section count and section string table section index.
6486 (Output_symtab_xindex::do_write): New function.
6487 (Output_symtab_xindex::endian_do_write): New function.
6488 * output.h (class Output_section_headers): Add shstrtab_section_.
6489 Update declarations.
6490 (class Output_symtab_xindex): Define.
6491 (Output_section::has_out_shndx): New function.
6492 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6494 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6496 (Sized_symbol::init): Likewise.
6497 (Symbol::output_section): Check for ordinary symbol.
6498 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6499 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6501 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6502 Change all callers. Simplify handling of symbols from sections
6503 not included in the link.
6504 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6506 (Weak_alias_sorter::operator()): Assert that symbols are
6508 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6510 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6511 parameters. Change all callers.
6512 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6513 symbol distinction. Use SHN_XINDEX when needed.
6514 (Symbol_table::write_section_symbol): Add symtab_xindex
6515 parameter. Change all callers.
6516 (Symbol_table::sized_write_section_symbol): Likewise. Use
6517 SHN_XINDEX when needed.
6518 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6520 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6521 (Symbol::is_defined): Check is_ordinary.
6522 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6523 (Symbol::is_absolute, Symbol::is_common): Likewise.
6524 (class Sized_symbol): Update declarations.
6525 (class Symbol_table): Update declarations.
6526 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6527 parameters. Change all callers.
6528 (Sized_symbol::override): Likewise.
6529 (Symbol_table::override): Likewise.
6530 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6531 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6532 is_ordinary, and orig_st_shndx parameters. Change all callers.
6533 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6534 to be in an ordinary section.
6535 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6536 object and is_ordinary parameters. Change all callers.
6537 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6538 Change all callers. Don't add undefined or non-ordinary symbols
6540 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6542 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6544 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6545 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6546 (Sized_relobj::relocate_sections): Likewise.
6547 * target-reloc.h (scan_relocs): Adjust section symbol index.
6548 (scan_relocatable_relocs): Likewise.
6549 * i386.cc (Scan::local): Check for ordinary symbols.
6550 * sparc.cc (Scan::local): Likewise.
6551 * x86_64.cc (Scan::local): Likewise.
6552 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6553 to symbol_section_and_value.
6554 * testsuite/many_sections_test.cc: New file.
6555 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6556 (check_PROGRAMS): Add many_sections_test.
6557 (many_sections_test_SOURCES): Define.
6558 (many_sections_test_DEPENDENCIES): Define.
6559 (many_sections_test_LDFLAGS): Define.
6560 (BUILT_SOURCES): Add many_sections_define.h.
6561 (many_sections_define.h): New target.
6562 (BUILT_SOURCES): Add many_sections_check.h.
6563 (many_sections_check.h): New target.
6564 (check_PROGRAMS): Add many_sections_r_test.
6565 (many_sections_r_test_SOURCES): Define.
6566 (many_sections_r_test_DEPENDENCIES): Define.
6567 (many_sections_r_test_LDFLAGS): Define.
6568 (many_sections_r_test_LDADD): Define.
6569 (many_sections_r_test.o): New target.
6570 * testsuite/Makefile.in: Rebuild.
6572 2008-04-17 Cary Coutant <ccoutant@google.com>
6574 * errors.cc (Errors::info): New function.
6575 (gold_info): New function.
6576 * errors.h (Errors::info): New function.
6577 * gold.h (gold_info): New function.
6578 * object.cc (Input_objects::add_object): Print trace output.
6579 * options.cc (options::parse_set): New function.
6580 (General_options::parse_wrap): Deleted.
6581 (General_options::General_options): Deleted initializer.
6582 * options.h (options::String_set): New typedef.
6583 (options::parse_set): New function.
6584 (DEFINE_set): New macro.
6585 (General_options::wrap): Changed to use DEFINE_set. Changed
6586 callers of any_wrap_symbols and is_wrap_symbol.
6587 (General_options::trace, General_options::trace_symbol):
6589 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6590 (General_options::wrap_symbols_): Deleted.
6591 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6593 2008-04-17 David S. Miller <davem@davemloft.net>
6595 * options.cc (General_options::parse_V): New function.
6596 * options.h: Add entries for -V and -Qy.
6598 2008-04-17 Ian Lance Taylor <iant@google.com>
6600 * common.cc (Symbol_table::allocate_commons): Remove options
6601 parameter. Change caller.
6602 (Symbol_table::do_allocate_commons): Remove options parameter.
6603 Change caller. Just call do_allocate_commons_list twice.
6604 (Symbol_table::do_allocate_commons_list): New function, broken out
6605 of do_allocate_commons.
6606 * common.h (class Allocate_commons_task): Remove options_ field.
6608 * symtab.cc (Symbol_table::Symbol_table): Initialize
6610 (Symbol_table::add_from_object): Put TLS common symbols on
6612 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6613 which are IN_OUTPUT_DATA.
6614 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6615 allocate_commons and do_allocate_commons declarations. Declare
6616 do_allocate_commons_list.
6617 * gold.cc (queue_middle_tasks): Update creation of
6618 Allocate_commons_task to not pass options.
6619 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6620 (TLS_TEST_C_FLAGS): New variable.
6621 (tls_test_c_pic.o): New target.
6622 (tls_test_shared.so): Link in tls_test_c_pic.o.
6623 (tls_test_c_pic_ie.o): New target.
6624 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6625 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6626 (tls_test_c.o): New target.
6627 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6628 (tls_pic_test_LDADD): Likewise.
6629 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6630 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6631 (tls_test_c_gnu2.o): New target.
6632 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6634 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6635 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6636 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6637 * testsuite/tls_test.cc: Include "config.h".
6638 (t_last): Call t11_last.
6639 * testsuite/tls_test.h (t11, t11_last): Declare.
6640 * testsuite/tls_test_c.c: New file.
6641 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6642 * configure.ac: Check for OpenMP support.
6643 * configure, config.in, Makefile.in: Rebuild.
6644 * testsuite/Makefile.in: Rebuild.
6646 2008-04-16 Cary Coutant <ccoutant@google.com>
6648 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6649 (Target_i386::tls_base_symbol_defined_): New field.
6650 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6651 (Target_i386::Scan::global): Likewise.
6652 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6653 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6654 (Target_x86_64::tls_base_symbol_defined_): New field.
6655 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6656 (Target_x86_64::Scan::global): Likewise.
6658 2008-04-16 Cary Coutant <ccoutant@google.com>
6660 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6661 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6662 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6663 building shared libraries.
6664 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6665 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6666 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6667 * testsuite/Makefile.in: Rebuild.
6668 * testsuite/weak_undef.h: New file.
6669 * testsuite/weak_undef_file1.cc: Add extra test cases.
6670 * testsuite/weak_undef_file2.cc: Likewise.
6671 * testsuite/weak_undef_test.cc: Likewise.
6673 2008-04-16 David S. Miller <davem@davemloft.net>
6675 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6676 Add issued_non_pic_error_ field. Declare check_non_pic.
6677 (Target_sparc::Scan::check_non_pic): New function.
6678 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6679 (Target_sparc::Scan::global): Likewise.
6681 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6682 * configure: Rebuild.
6684 * options.h (DEFINE_enable): New macro.
6685 (new_dtags): New enable option.
6686 (initfirst, interpose, loadfltr, nodefaultlib,
6687 nodelete, nodlopen, nodump): New -z options.
6688 * layout.cc (Layout:finish_dynamic_section): If new
6689 dtags enabled, emit DT_RUNPATH. Also, emit a
6690 DT_FLAGS_1 containing any specified -z flags.
6692 2008-04-16 Ian Lance Taylor <iant@google.com>
6694 * copy-relocs.cc: New file.
6695 * copy-relocs.h: New file.
6696 * reloc.cc: Remove Copy_relocs code.
6697 * reloc.h: Likewise.
6698 * reloc-types.h (struct Reloc_types) [both versions]: Add
6699 get_reloc_addend_noerror.
6700 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6701 variants of add_global which take an addend which must be zero.
6702 * i386.cc: Include "copy-relocs.h".
6703 (class Target_i386): Change type of copy_relocs_ to variable,
6705 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6707 (Target_i386::do_finalize_sections): Change handling of
6709 * sparc.cc: Include "copy-relocs.h".
6710 (class Target_sparc): Change type of copy_relocs_ to variable,
6712 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6714 (Target_sparc::do_finalize_sections): Change handling of
6716 * x86_64.cc: Include "copy-relocs.h".
6717 (class Target_x86_64): Change type of copy_relocs_ to variable,
6719 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6720 class. Change all callers.
6721 (Target_x86_64::do_finalize_sections): Change handling of
6723 * Makefile.am (CCFILES): Add copy-relocs.cc.
6724 (HFILES): Add copy-relocs.h.
6726 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6728 * testsuite/script_test_4.sh: Permit leading zeroes.
6730 2008-04-15 Ian Lance Taylor <iant@google.com>
6732 * script-sections.cc (Script_sections::create_segments): Use
6733 header_size_adjustment even when there is enough room for the
6735 * testsuite/script_test_4.sh: New file.
6736 * testsuite/script_test_4.t: New file.
6737 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6738 (check_DATA): Add script_test_4.stdout.
6739 (MOSTLYCLEANFILES): Likewise.
6740 (script_test_4): New target.
6741 (script_test_4.stdout): New target.
6742 * testsuite/Makefile.in: Rebuild.
6744 * sparc.cc: Add definitions for Output_data_plt_sparc class
6747 2008-04-14 David S. Miller <davem@davemloft.net>
6749 * sparc.cc: New file.
6750 * Makefile.am (TARGETSOURCES): Add sparc.cc
6751 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6752 * configure.tgt: Document targ_extra_size and
6753 targ_extra_big_endian. Add entries for sparc-* and
6755 * configure.ac: Handle targ_extra_size and
6756 targ_extra_big_endian.
6757 * Makefile.in: Rebuild.
6758 * configure: Likewise.
6759 * po/POTFILES.in: Likewise.
6760 * po/gold.pot: Likewise.
6762 2008-04-14 Ian Lance Taylor <iant@google.com>
6764 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6765 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6766 in the name/type/flags to section mapping. Don't call
6767 allocate_output_section.
6768 (Layout::choose_output_section): Change parameter from adjust_name
6769 to is_input_section. Don't permit input sections after sections
6770 are attached to segments. Don't call allocate_output_section.
6771 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6772 not write_enable_output_section.
6773 (Layout::make_output_section): Don't push to
6774 unattached_section_list_ nor call attach_to_segment. Call
6775 attach_section_to_segment if sections are attached.
6776 (Layout::attach_sections_to_segments): New function.
6777 (Layout::attach_section_to_segment): New function.
6778 (Layout::attach_allocated_section_to_segment): Rename from
6779 attach_to_segment. Remove flags parameter.
6780 (Layout::allocate_output_section): Remove function.
6781 (Layout::write_enable_output_section): Remove function.
6782 * layout.h (class Layout): Update for above changes. Add new
6783 field sections_are_attached_.
6784 * output.h (Output_section::update_flags_for_input_section): New
6786 * output.cc (Output_section::add_input_section): Call
6787 update_flags_for_input_section.
6788 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6790 2008-04-11 Cary Coutant <ccoutant@google.com>
6792 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6793 thought unnecessary.
6794 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6796 2008-04-11 Ian Lance Taylor <iant@google.com>
6798 * output.h (class Output_section_data): Remove inline definition
6800 * output.cc (Output_section_data::set_addralign): New function.
6802 2008-04-11 Cary Coutant <ccoutant@google.com>
6804 Add support for TLS descriptors for i386 and x86_64.
6805 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6806 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6807 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6809 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6810 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6811 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6813 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6814 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6815 Fix problem with initial-exec relocations.
6816 (Target_i386::Relocate::relocate_tls): Likewise.
6817 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6819 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6820 support for section-plus-offset dynamic table entries.
6821 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6822 (Output_data_dynamic::Dynamic_entry): Add support for
6823 section-plus-offset dynamic table entries.
6824 (Output_data_dynamic::Classification): Likewise.
6825 (Output_data_dynamic::classification_): Renamed offset_.
6826 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6827 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6828 (Target_x86_64::make_plt_section): New function.
6829 (Target_x86_64::reserve_tlsdesc_entries): New function.
6830 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6831 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6832 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6833 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6834 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6835 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6836 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6837 add extra PLT entry for TLS descriptors.
6838 (Output_data_plt_x86_64::got_): New field.
6839 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6840 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6842 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6844 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6845 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6846 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6847 R_386_TLS_DESC_CALL relocations.
6848 (Target_x86_64::Scan::global): Likewise.
6849 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6850 for TLS descriptors.
6851 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6852 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6853 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6854 GD-to-IE relaxation.
6855 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6856 and TLS_DESCRIPTORS.
6857 * Makefile.in: Rebuild.
6858 * configure: Rebuild.
6859 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6860 (tls_test_shared2.so): New target.
6861 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6862 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6863 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6864 (tls_shared_gd_to_ie_test_LDADD): New variable.
6865 (tls_shared_gnu2_gd_to_ie_test): New target.
6866 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6868 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6869 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6870 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6871 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6872 (tls_shared_gnu2_test): New target.
6873 (tls_test_gnu2_shared.so): New target.
6874 (tls_shared_gnu2_test_SOURCES): New variable.
6875 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6876 (tls_shared_gnu2_test_LDFLAGS): New variable.
6877 (tls_shared_gnu2_test_LDADD): New variable.
6878 * testsuite/Makefile.in: Rebuild.
6879 * testsuite/Makefile.
6881 2008-04-11 Ian Lance Taylor <iant@google.com>
6883 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6885 * testsuite/Makefile.in: Rebuild.
6887 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6889 * testsuite/script_test_2.cc (main): Adjust test.
6891 2008-04-11 David S. Miller <davem@davemloft.net>
6892 Ian Lance Taylor <iant@google.com>
6894 * options.h (General_options): Add entries for '-Y' and
6896 * options.cc (General_options:finalize): If -Y was used, add those
6897 entries to the library path instead of the default "/lib" and
6900 2008-04-11 David S. Miller <davem@davemloft.net>
6902 * testsuite/justsyms.t: Start at 0x100.
6903 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6904 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6906 * testsuite/script_test_2.cc: Adjust string and section length
6909 2008-04-09 Ian Lance Taylor <iant@google.com>
6912 * script-sections.cc (Sections_element::allocate_to_segment): Add
6914 (Output_section_definition::allocate_to_segment): Likewise.
6915 (Orphan_output_section::allocate_to_segment): Likewise.
6916 (Script_sections::attach_sections_using_phdrs_clause): Don't
6917 propagate non-PT_LOAD segments to orphan sections.
6918 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6919 readelf rather than objdump.
6920 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6921 .interp section and PT_INTERP segment are the same size.
6922 * testsuite/Makefile.in: Rebuild.
6924 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6925 aliases for symbols defined in the same object.
6926 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6927 (weak_alias_test_SOURCES): New variable.
6928 (weak_alias_test_DEPENDENCIES): New variable.
6929 (weak_alias_test_LDFLAGS): New variable.
6930 (weak_alias_test_LDADD): New variable.
6931 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6932 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6933 (weak_alias_test_3.o): New target.
6934 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6935 * testsuite/weak_alias_test_main.cc: New file.
6936 * testsuite/weak_alias_test_1.cc: New file.
6937 * testsuite/weak_alias_test_2.cc: New file.
6938 * testsuite/weak_alias_test_3.cc: New file.
6940 2008-04-08 Ian Lance Taylor <iant@google.com>
6942 * options.h (class General_options): Add --noinhibit-exec option.
6943 * main.cc (main): Check --noinhibit-exec.
6945 * options.h (class General_options): Define --wrap as a special
6946 option. Add wrap_symbols_ field.
6947 (General_options::any_wrap_symbols): New function.
6948 (General_options::is_wrap_symbol): New function.
6949 * options.cc (General_options::parse_wrap): New function.
6950 (General_options::General_options): Initialize wrap_symbols_.
6951 * symtab.cc (Symbol_table::wrap_symbol): New function.
6952 (Symbol_table::add_from_object): Handle --wrap.
6953 * symtab.h (class Symbol_table): Declare wrap_symbol.
6954 * target.h (Target::wrap_char): New function.
6955 (Target::Target_info): Add wrap_char field.
6956 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6957 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6958 * testsuite/testfile.cc (Target_test::test_target_info):
6961 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6964 * layout.h (class Layout): Add added_eh_frame_data_ field.
6965 * layout.cc (Layout::Layout): Initialize new field.
6966 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6967 output section until we find a section we merged successfully.
6968 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6969 that the size be non-zero.
6971 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6974 2008-04-08 Craig Silverstein <csilvers@google.com>
6976 * configure.ac: Export new conditional variable HAVE_ZLIB.
6977 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6979 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6980 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6982 2008-04-07 Ian Lance Taylor <iant@google.com>
6984 * version.cc (version_string): Set to "1.5".
6986 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6987 Add issued_non_pic_error_ field. Declare check_non_pic.
6988 (Target_x86_64::Scan::check_non_pic): New function.
6989 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6990 (Target_x86_64::Scan::global): Likewise.
6992 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6993 addend parameter. Change caller. Handle merge sections.
6994 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6995 Address to Addend. Don't add in the result of
6996 local_section_offset, pass down the addend and use the returned
6998 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6999 Update declarations of local_section_offset and symbol_value.
7000 * testsuite/two_file_test_1.cc (t18): New function.
7001 * testsuite/two_file_test_2.cc (f18): New function.
7002 * testsuite/two_file_test_main.cc (main): Call t18.
7003 * testsuite/two_file_test.h (t18, f18): Declare.
7005 * configure.ac: Don't test for objdump, c++filt, or readelf.
7006 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7008 (TEST_READELF): New variable.
7009 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7010 (check_PROGRAMS): Add two_file_strip_test.
7011 (two_file_strip_test): New target.
7012 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7013 (two_file_same_shared_strip_test_SOURCES): New variable.
7014 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7015 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7016 (two_file_same_shared_strip_test_LDADD): New variable.
7017 (two_file_shared_strip.so): New target.
7018 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7019 (ver_test_5.syms, ver_test_7.syms): Likewise.
7020 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7021 (strip_test_3.stdout): Use TEST_OBJDUMP.
7022 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7024 2008-04-04 Cary Coutant <ccoutant@google.com>
7026 * symtab.h (Symbol::is_weak_undefined): New function.
7027 (Symbol::is_strong_undefined): New function.
7028 (Symbol::is_absolute): New function.
7029 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7030 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7032 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7033 (weak_undef_test): New target.
7034 * testsuite/Makefile.in: Rebuild.
7035 * testsuite/weak_undef_file1.cc: New file.
7036 * testsuite/weak_undef_file2.cc: New file.
7037 * testsuite/weak_undef_test.cc: New file.
7039 2008-04-03 Craig Silverstein <csilvers@google.com>
7041 * compressed_output.h (class Output_compressed_section): Use
7043 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7045 (zlib_compressed_suffix): Removed.
7046 (Output_compressed_section::set_final_data_size): Use unsigned
7048 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7049 Fix linker invocation.
7050 (flagstest_o_specialfile_and_compress_debug_sections):
7052 * testsuite/Makefile.in: Regenerated.
7054 2008-04-02 David S. Miller <davem@davemloft.net>
7056 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7057 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7059 2008-04-02 Craig Silverstein <csilvers@google.com>
7063 2008-04-02 Ian Lance Taylor <iant@google.com>
7065 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7066 parameters. Update for new key type to views_. Change all
7068 (File_read::read): Adjust for byteshift in returned view.
7069 (File_read::add_view): New function, broken out of
7071 (File_read::make_view): New function, broken out of
7073 (File_read::find_or_make_view): Add offset and aligned
7074 parameters. Rewrite accordingly. Change all callers.
7075 (File_read::get_view): Add offset and aligned parameters. Adjust
7076 for byteshift in return value.
7077 (File_read::get_lasting_view): Likewise.
7078 * fileread.h (class File_read): Update declarations.
7079 (class File_read::View): Add byteshift_ field. Add byteshift to
7080 constructor. Add byteshift method.
7081 * archive.h (Archive::clear_uncached_views): New function.
7082 (Archive::get_view): Add aligned parameter. Change all callers.
7083 * object.h (Object::get_view): Add aligned parameter. Change all
7085 (Object::get_lasting_view): Likewise.
7087 * fileread.cc (File_read::release): Don't call clear_views if
7088 there are multiple objects.
7089 * fileread.h (File_read::clear_uncached_views): New function.
7090 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7093 2008-03-31 Cary Coutant <ccoutant@google.com>
7095 Add thin archive support.
7096 * archive.cc (Archive::armagt): New const.
7097 (Archive::setup): Remove task parameter and calls to unlock.
7098 (Archive::unlock_nested_archives): New function.
7099 (Archive::read_header): Add nested_off parameter. Change
7101 (Archive::interpret_header): Likewise.
7102 (Archive::include_all_members): Change to handle thin
7104 (Archive::include_member): Likewise.
7105 * archive.h (Archive::Archive): Add new parameters and
7107 (Archive::armagt): New const.
7108 (Archive::setup): Remove task parameter.
7109 (Archive::unlock_nested_archives): New function.
7110 (Archive::read_header): Add nested_off parameter.
7111 (Archive::interpret_header): Likewise.
7112 (Archive::Nested_archive_table): New typedef.
7113 (Archive::is_thin_archive_): New field.
7114 (Archive::nested_archives_): New field.
7115 (Archive::options_): New field.
7116 (Archive::dirpath_): New field.
7117 (Archive::task_): New field.
7118 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7119 for thin archives. Pass additional parameters to
7120 Archive::Archive. Unlock the archive file after calling
7123 2008-03-29 Ian Lance Taylor <iant@google.com>
7125 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7126 version symbol to be local.
7127 * testsuite/ver_test_4.sh: New file.
7128 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7129 (check_DATA): Add ver_test_4.syms.
7130 (ver_test_4.syms): New target.
7131 * testsuite/Makefile.in: Rebuild.
7134 (Output_section::Input_section_sort_entry::has_priority): New
7136 (Output_section::Input_section_sort_entry::match_file_name): New
7138 (Output_section::Input_section_sort_entry::match_section_name):
7140 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7142 (Output_section::Input_section_sort_entry::match_section_file):
7144 (Output_section::Input_section_sort_compare::operator()): Rewrite
7145 using new Input_section_sort_entry functions. Sort crtbegin and
7146 crtend first. Sort sections with no priority before sections with
7148 * testsuite/initpri1.c (d3): Check j != 4.
7149 (cd5): New constructor/destructor function.
7150 (main): Check j != 2.
7152 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7153 new symbol when resolving, don't call set_is_default.
7154 * testsuite/ver_test_7.cc: New file.
7155 * testsuite/ver_test_7.sh: New file.
7156 * testsuite/Makefile.am (ver_test_7.so): New target.
7157 (ver_test_7.o): New target.
7158 (check_SCRIPTS): Add ver_test_7.sh.
7159 (check_DATA): Add ver_test_7.syms.
7160 (ver_test_7.syms): New target.
7162 2008-03-28 Ian Lance Taylor <iant@google.com>
7164 * layout.cc (Layout::layout): If we see an input section with a
7165 name that needs sorting, set the must_sort flag for the output
7167 (Layout::make_output_section): If the name of the output section
7168 indicates that it might require sorting, set the may_sort flag.
7169 * output.h (Output_section::may_sort_attached_input_sections): New
7171 (Output_section::set_may_sort_attached_input_sections): New
7173 (Output_section::must_sort_attached_input_sections): New
7175 (Output_section::set_must_sort_attached_input_sections): New
7177 (class Output_section): Declare Input_section_sort_entry. Define
7178 Input_section_sort_compare. Declare
7179 sort_attached_input_sections. Add new fields:
7180 may_sort_attached_input_sections_,
7181 must_sort_attached_input_sections_,
7182 attached_input_sections_are_sorted_.
7183 * output.cc (Output_section::Output_section): Initialize new
7185 (Output_section::add_input_section): Add an entry to
7186 input_sections_ if may_sort or must_sort are true.
7187 (Output_section::set_final_data_size): Call
7188 sort_attached_input_sections if necessary.
7189 (Output_section::Input_section_sort_entry): Define new class.
7190 (Output_section::Input_section_sort_compare::operator()): New
7192 (Output_section::sort_attached_input_sections): New function.
7193 * configure.ac: Check whether the compiler supports constructor
7194 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7195 * testsuite/initpri1.c: New file.
7196 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7197 CONSTRUCTOR_PRIORITY.
7198 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7199 (initpri1_LDFLAGS): New variable.
7200 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7202 2008-03-27 Ian Lance Taylor <iant@google.com>
7204 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7205 * testsuite/common_test_1.c: New file.
7206 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7207 (common_test_1_SOURCES): New variable.
7208 (common_test_1_DEPENDENCIES): New variable.
7209 (common_test_1_LDFLAGS): New variable.
7211 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7212 and commons_ correctly when NAME/VERSION does not override
7214 * testsuite/ver_test_6.c: New file.
7215 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7216 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7217 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7219 2008-03-26 Ian Lance Taylor <iant@google.com>
7221 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7222 of an undefined symbol from a version script.
7223 * testsuite/Makefile.am (ver_test_5.so): New target.
7224 (ver_test_5.o): New target.
7225 (check_SCRIPTS): Add ver_test_5.sh.
7226 (check_DATA): Add ver_test_5.syms.
7227 (ver_test_5.syms): New target.
7228 * testsuite/ver_test_5.cc: New file.
7229 * testsuite/ver_test_5.script: New file.
7230 * testsuite/ver_test_5.sh: New file.
7231 * Makefile.in, testsuite/Makefile.in: Rebuild.
7234 Fix problems building gold with gcc 4.3.0.
7235 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7236 (gold_error_at_location, gold_warning_at_location): Use it.
7237 * configure.ac: Check whether we can compile and use a template
7238 function with a printf attribute.
7239 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7240 when jumping over bytes.
7241 * object.cc: Instantiate Object::read_section_data.
7242 * debug.h: Include <cstring>
7243 * dwarf_reader.cc: Include <algorithm>
7244 * main.cc: Include <cstring>.
7245 * options.cc: Include <cstring>.
7246 * output.cc: Include <cstring>.
7247 * script.cc: Include <cstring>.
7248 * script.h: Include <string>.
7249 * symtab.cc: Include <cstring> and <algorithm>.
7250 * target-select.cc: Include <cstring>.
7251 * version.cc: Include <string>.
7252 * testsuite/testmain.cc: Include <cstdlib>.
7253 * configure, config.in: Rebuild.
7255 2008-03-25 Ian Lance Taylor <iant@google.com>
7257 * options.cc: Include "../bfd/bfdver.h".
7258 (options::help): Print bug reporting address.
7260 * version.cc (print_version): Adjust output for current value of
7265 * options.cc (options::help): Print list of supported targets.
7266 * target-select.h: Include <vector>.
7267 (class Target_selector): Make machine_, size_, and is_big_endian_
7268 fields const. Add bfd_name_ and instantiated_target_ fields.
7269 (Target_selector::Target_selector): Add bfd_name parameter.
7270 (Target_selector::recognize): Make non-virtual, call
7272 (Target_selector::recognize_by_name): Make non-virtual, call
7273 do_recognize_by_name.
7274 (Target_selector::supported_names): New function.
7275 (Target_selector::bfd_name): New function.
7276 (Target_selector::do_instantiate_target): New pure virtual
7278 (Target_selector::do_recognize): New virtual function.
7279 (Target_selector::do_recognize_by_name): New virtual function.
7280 (Target_selector::instantiate_target): New private function.
7281 (supported_target_names): Declare.
7282 * target-select.cc (Target_selector::Target_selector): Update for
7283 new parameter and fields.
7284 (select_target_by_name): Check that the name matches before
7285 calling recognize_by_name.
7286 (supported_target_names): New function.
7287 * i386.cc (class Target_selector_i386): Update Target_selector
7288 constructor call. Remove recognize and recognize_by_name. Add
7289 do_instantiate_target.
7290 * x86_64.cc (class Target_selector_x86_64): Likewise.
7291 * testsuite/testfile.cc (class Target_selector_test): Update for
7292 changes to Target_selector.
7294 * README: Rewrite, with some notes on unsupported features.
7296 2008-03-24 Cary Coutant <ccoutant@google.com>
7298 * i386.cc (Target_i386::Got_type): New enum declaration.
7299 (Target_i386::Scan::local): Updated callers of Output_data_got
7301 (Target_i386::Scan::global): Likewise.
7302 (Target_i386::Relocate::relocate): Likewise.
7303 (Target_i386::Relocate::relocate_tls): Likewise.
7304 * object.h (Got_offset_list): New class.
7305 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7306 (Sized_relobj::local_got_offset): Likewise.
7307 (Sized_relobj::set_local_got_offset): Likewise.
7308 (Sized_relobj::local_has_tls_got_offset): Removed.
7309 (Sized_relobj::local_tls_got_offset): Removed.
7310 (Sized_relobj::set_local_tls_got_offset): Removed.
7311 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7312 * output.cc (Output_data_got::add_global): Added got_type parameter.
7313 (Output_data_got::add_global_with_rel): Likewise.
7314 (Output_data_got::add_global_with_rela): Likewise.
7315 (Output_data_got::add_global_pair_with_rel): New function.
7316 (Output_data_got::add_global_pair_with_rela): New function.
7317 (Output_data_got::add_local): Added got_type parameter.
7318 (Output_data_got::add_local_with_rel): Likewise.
7319 (Output_data_got::add_local_with_rela): Likewise.
7320 (Output_data_got::add_local_pair_with_rel): New function.
7321 (Output_data_got::add_local_pair_with_rela): New function.
7322 (Output_data_got::add_global_tls): Removed.
7323 (Output_data_got::add_global_tls_with_rel): Removed.
7324 (Output_data_got::add_global_tls_with_rela): Removed.
7325 (Output_data_got::add_local_tls): Removed.
7326 (Output_data_got::add_local_tls_with_rel): Removed.
7327 (Output_data_got::add_local_tls_with_rela): Removed.
7328 * output.h (Output_data_got::add_global): Added got_type parameter.
7329 (Output_data_got::add_global_with_rel): Likewise.
7330 (Output_data_got::add_global_with_rela): Likewise.
7331 (Output_data_got::add_global_pair_with_rel): New function.
7332 (Output_data_got::add_global_pair_with_rela): New function.
7333 (Output_data_got::add_local): Added got_type parameter.
7334 (Output_data_got::add_local_with_rel): Likewise.
7335 (Output_data_got::add_local_with_rela): Likewise.
7336 (Output_data_got::add_local_pair_with_rel): New function.
7337 (Output_data_got::add_local_pair_with_rela): New function.
7338 (Output_data_got::add_global_tls): Removed.
7339 (Output_data_got::add_global_tls_with_rel): Removed.
7340 (Output_data_got::add_global_tls_with_rela): Removed.
7341 (Output_data_got::add_local_tls): Removed.
7342 (Output_data_got::add_local_tls_with_rel): Removed.
7343 (Output_data_got::add_local_tls_with_rela): Removed.
7344 * resolve.cc (Symbol::override_base_with_special): Removed
7345 reference to has_got_offset_ field.
7346 * symtab.cc (Symbol::init_fields): Replaced initialization
7347 of got_offset_ with got_offsets_. Removed initialization
7349 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7350 (Symbol::got_offset): Likewise.
7351 (Symbol::set_got_offset): Likewise.
7352 (Symbol::has_tls_got_offset): Removed.
7353 (Symbol::tls_got_offset): Removed.
7354 (Symbol::set_tls_got_offset): Removed.
7355 (Symbol::got_offset_): Removed.
7356 (Symbol::tls_mod_got_offset_): Removed.
7357 (Symbol::tls_pair_got_offset_): Removed.
7358 (Symbol::got_offsets_): New field.
7359 (Symbol::has_got_offset): Removed.
7360 (Symbol::has_tls_mod_got_offset): Removed.
7361 (Symbol::has_tls_pair_got_offset): Removed.
7362 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7363 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7365 (Target_x86_64::Scan::global): Likewise.
7366 (Target_x86_64::Relocate::relocate): Likewise.
7367 (Target_x86_64::Relocate::relocate_tls): Likewise.
7369 2008-03-25 Ben Elliston <bje@au.ibm.com>
7371 * yyscript.y: Fix spelling error in comment.
7373 2008-03-24 Ian Lance Taylor <iant@google.com>
7375 * options.h (class General_options): Define build_id option.
7376 * layout.h (class Layout): Declare write_build_id, create_note,
7377 create_build_id. Add build_id_note_ member.
7378 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7379 "libiberty.h", "md5.h", "sha1.h".
7380 (Layout::Layout): Initialize eh_frame_data_,
7381 eh_frame_hdr_section_, and build_id_note_.
7382 (Layout::finalize): Call create_build_id.
7383 (Layout::create_note): New function, broken out of
7384 Layout::create_gold_note.
7385 (Layout::create_gold_note): Call create_note.
7386 (Layout::create_build_id): New function.
7387 (Layout::write_build_id): New function.
7388 (Close_task_runner::run): Call write_build_id.
7390 * x86_64.cc: Correct license to GPLv3.
7392 2008-03-23 Ian Lance Taylor <iant@google.com>
7394 * options.cc: Include "demangle.h".
7395 (parse_optional_string): New function.
7396 (parse_long_option): Handle takes_optional_argument.
7397 (parse_short_option): Update dash_z initializer. Handle
7398 takes_optional_argument.
7399 (General_options::General_options): Initialize do_demangle_.
7400 (General_options::finalize): Set do_demangle_. Handle demangling
7402 * options.h (parse_optional_string): Declare.
7403 (struct One_option): Add optional_arg field. Update constructor.
7404 Update call constructor calls. Add takes_optional_argument
7406 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7407 (DEFINE_optional_string): Define.
7408 (General_options::demangle): Change from DEFINE_bool to
7409 DEFINE_optional_string.
7410 (General_options::no_demangle): New function.
7411 (General_options::do_demangle): New function.
7412 (General_options::set_do_demangle): New function.
7413 (General_options::execstack_status_): Move definition to end of
7415 (General_options::static_): Likewise.
7416 (General_options::do_demangle_): New field.
7417 * object.cc (big_endian>::get_symbol_location_info): Call
7418 Options::do_demangle, not Options::demangle.
7419 * symtab.cc (demangle): Likewise.
7421 2008-03-22 Ian Lance Taylor <iant@google.com>
7423 * gold.h: Include <cstddef> and <sys/types.h>
7424 * options.h: Include <cstring>.
7426 2008-03-21 Ian Lance Taylor <iant@google.com>
7428 * Added source code to GNU binutils.