1 2010-03-23 Cary Coutant <ccoutant@google.com>
3 * fileread.cc (find_or_make_view): Fix comment.
5 2010-03-23 Ian Lance Taylor <iant@google.com>
7 * script-sections.cc (class Orphan_section_placement): Define
8 PLACE_TLS and PLACE_TLS_BSS.
9 (Orphan_section_placement::Orphan_section_placement): Initialize
11 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
12 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
13 (tls_script_test_SOURCES): Define.
14 (tls_script_test_DEPENDENCIES): Define.
15 (tls_script_test_LDFLAGS): Define.
16 (tls_script_test_LDADD): Define.
17 * testsuite/Makefile.in: Rebuild.
19 2010-03-22 Doug Kwan <dougkwan@google.com>
21 * arm.cc (Arm_relocate_functions::abs8,
22 Arm_relocate_functions::abs16): Use correct check for overflow
23 specified in the ARM ELF specs.
24 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
25 target of a BLX instruction specially.
26 (Reloc_stub::stub_type_for_reloc): Ditto.
27 (Relocate::relocate): Use symbolic names instead of numeric relocation
28 codes to report error.
29 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
31 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
32 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
33 thumb2_blx_out_of_range.stdout
34 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
35 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
36 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
37 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
38 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
39 thumb2_blx_in_range, thumb2_blx_in_range.o,
40 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
41 thumb2_blx_out_of_range.o): New rules.
42 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
43 thumb2_blx_in_range and thumb2_blx_out_of_range.
44 * testsuite/Makefile.in: Regenerate.
45 * arm_branch_in_range.sh: Add tests for THUMB BLX.
46 * testsuite/thumb_blx_in_range.s: New file.
47 * testsuite/thumb_blx_out_of_range.s: New file.
49 2010-03-22 Rafael Espindola <espindola@google.com>
51 * archive.cc (Should_include): Move to archive.h.
52 (should_include_member): Make it a member of Archive.
54 (Add_lib_group_symbols): New.
55 * archive.h: Include options.h.
56 (Archive_member): Moved from Archive.
57 (Should_include): Moved from archive.cc.
59 (Add_lib_group_symbols): New.
60 * dynobj.cc (do_should_include_member): New.
61 * dynobj.h (do_should_include_member): New.
62 * gold.cc (queue_initial_tasks): Update call to queue.
63 * main.cc (main): Print lib group stats.
64 * object.cc (do_should_include_member): New.
65 * object.h: Include archive.h.
66 (Object::should_include_member): New.
67 (Object::do_should_include_member): New.
68 (Sized_relobj::do_should_include_member): New.
69 * options.cc (General_options::parse_start_lib): New.
70 (General_options::parse_end_lib): New.
71 (Input_arguments::add_file): Handle lib groups.
72 (Input_arguments::start_group): Check we are not in a lib.
73 (Input_arguments::start_lib): New.
74 (Input_arguments::end_lib): New.
75 * options.h (General_options): Add start_lib and end_lib.
76 (Input_argument::lib_): New.
77 (Input_argument::lib): New.
78 (Input_argument::is_lib): New.
79 (Input_file_lib): New.
80 (Input_arguments::in_lib_): New.
81 (Input_arguments::in_lib): New.
82 (Input_arguments::start_lib): New.
83 (Input_arguments::end_lib_): New.
84 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
85 in unused members as preempted.
86 (Sized_pluginobj::do_should_include_member): New.
87 * plugin.h (Sized_pluginobj::do_should_include_member): New.
88 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
90 (Read_symbols::do_whole_lib_group): New.
91 (Read_symbols::do_lib_group): New.
92 (Read_symbols::do_read_symbols): Handle lib groups.
93 (Read_symbols::get_name): Handle lib groups.
94 * readsyms.h (Read_symbols): Add an archive member pointer.
95 (Read_symbols::do_whole_lib_group): New.
96 (Read_symbols::do_lib_group): New.
97 (Read_symbols::member_): New.
98 * script.cc (read_input_script): Update call to queue_soon.
100 2010-03-19 Doug Kwan <dougkwan@google.com>
102 * arm.cc (Stub_table::Stub_table): Initialize new data members
103 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
104 (Stub_table::add_reloc_stub): Assign stub offset and update
105 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
106 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
108 (Stub_table::update_data_size_and_addralign): Use
109 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
110 instead of going over all reloc stubs.
111 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
112 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
113 Stringpool_template::offset_ to size of Stringpool_char.
114 (Stringpool_template::new_key_offset): Remove code to initialize
115 Stringpool_template::offset_.
116 * stringpool.h (Stringpool_template::set_no_zero_null): Set
117 Stringpool_template::offset_ to zero.
119 2010-03-15 Doug Kwan <dougkwan@google.com>
121 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
123 (Stringpool_template::new_key_offset): New method.
124 (Stringpool_template::add_string): Assign offsets when adding new
126 (Stringpool_template::set_string_offsets): Do not set string offsets
128 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
130 (Chunked_vector::clear): Clear size_.
131 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
132 (Chunked_vector::size): Return size_.
133 (Chunked_vector::push_back): Use size_ to find insert position.
134 (Chunked_vector::size_): New data member.
135 (Stringpool_template::set_no_zero_null): Assert string set is empty.
136 (Stringpool_template::new_key_offset): New method declaration.
137 (Stringpool_template::offset_): New data member.
139 2010-03-15 Rafael Espindola <espindola@google.com>
141 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
142 Add_symbols' constructor.
143 * readsyms.h (Add_symbols): Remove the input_group member.
145 2010-03-10 Ian Lance Taylor <iant@google.com>
147 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
148 target to ask whether a reference to a symbol requires a stack
150 * target.h (Target::is_call_to_non_split): New function.
151 (Target::do_is_call_to_non_split): Declare virtual function.
152 * target.cc: Include "symtab.h".
153 (Target::do_is_call_to_non_split): New function.
154 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
156 2010-03-10 Cary Coutant <ccoutant@google.com>
158 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
159 (File_read::open[1]): Remove initial mapping of whole_file_view_.
160 (File_read::open[2]): Add whole_file_view_ to list of views.
161 (File_read::make_view): Remove test of whole_file_view_.
162 (File_read::find_or_make_view): Create whole_file_view_ if
164 (File_read::clear_views): Replace bool parameter with enum;
165 adjust all callers. Don't delete views with permanent data;
166 do delete cached views and views from archives if
167 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
168 if clearing the corresponding view.
169 * fileread.h (File_read::Clear_views_mode): New enum.
170 (File_read::View::is_permanent_view): New method.
171 (File_read::clear_views): Replace bool parameter
172 with enum; adjust all callers.
173 * options.h (General_options): Change keep_files_mapped option;
175 * readsyms.cc (Add_symbols::run): Delete sd_ object before
177 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
180 2010-03-10 David S. Miller <davem@davemloft.net>
182 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
184 2010-03-09 Sriraman Tallam <tmsriram@google.com>
186 * icf.cc (get_section_contents): Add '@' marker after processing the
189 2010-03-08 Doug Kwan <dougkwan@google.com>
191 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
192 due to a conversion warning.
193 (Arm_relobj::update_output_local_symbol_count): Check for local
194 symbol with unset output index.
196 2010-03-05 Ian Lance Taylor <iant@google.com>
198 * options.h (class General_options): Add --spare-dynamic-tags.
199 * output.cc (Output_data_dynamic::set_final_data_size): Implement
200 --spare-dynamic-tags.
202 2010-03-05 Ian Lance Taylor <iant@google.com>
204 * incremental.cc: Include "libiberty.h".
206 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
208 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
209 function, is_info_ member.
210 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
211 (Versions::Versions): Update caller.
212 (Versions::define_base_version): Likewise.
213 (Versions::add_def): Likewise.
215 2010-03-03 Sriraman Tallam <tmsriram@google.com>
217 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
218 (Scan::possible_function_pointer_reloc): New function.
219 (Scan::local_reloc_may_be_function_pointer): Change to call
220 possible_function_pointer_reloc.
221 (Scan::global_reloc_may_be_function_pointer): Ditto.
222 * icf.h (Icf::check_section_for_function_pointers): Change to reject
223 relocations in ".data.rel.ro._ZTV" section.
224 * testsuite/icf_safe_so_test.sh: Change to pass i386.
225 * testsuite/icf_safe_so_test.cc: Ditto.
226 * testsuite/icf_safe_test.cc: Ditto.
227 * testsuite/icf_safe_test.sh: Ditto.
229 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
230 Ian Lance Taylor <iant@google.com>
232 * target-reloc.h (relocate_section): Check the symbol table index
233 for -1U before setting the local symbol index.
234 (scan_relocatable_relocs): If copying the relocation, record that
235 the local symbol is required.
236 * object.h (Symbol_value::is_output_symtab_index_set): New
238 (Symbol_value::may_be_discarded_from_output_symtab): New
240 (Symbol_value::has_output_symtab_entry): New function.
241 (Symbol_value::needs_output_symtab_entry): Remove.
242 (Symbol_value::output_symtab_index): Make sure the symbol index is
244 (Symbol_value::set_output_symtab_index): Make sure the symbol
245 index is not set. Make sure the new index is valid.
246 (Symbol_value::set_must_have_output_symtab_entry): New function.
247 (Symbol_value::has_output_dynsym_entry): New function.
248 (Symbol_value::set_output_dynsym_index): Make sure the new index
250 (Sized_relobj::set_must_have_output_symtab_entry): New function.
251 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
252 local symbol if permitted.
253 (Sized_relobj::do_finalize_local_symbols): Call
254 is_output_symtab_index_set rather than needs_output_symtab_entry.
255 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
256 rather than needs_output_symtab_entry. Call
257 has_output_dynsym_entry rather than needs_output_dynsym_entry.
258 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
259 is_output_symtab_index_set rather than needs_output_symtab_entry.
260 * testsuite/discard_locals_relocatable_test.c: New file.
261 * testsuite/discard_locals_test.sh: Test -r.
262 * testsuite/Makefile.am (check_DATA): Add
263 discard_locals_relocatable_test1.syms,
264 discard_local_relocatable_test2.syms.
265 (MOSTLYCLEANFILES): Likewise. Also add
266 discard_locals_relocatable_test1.lout and
267 discard_locals_relocatable_test2.out.
268 (discard_locals_relocatable_test1.syms): New target.
269 (discard_locals_relocatable_test.o): New target.
270 (discard_locals_relocatable_test1.out): New target.
271 (discard_locals_relocatable_test2.syms): New target.
272 (discard_locals_relocatable_test2.out): New target.
273 (various): Add missing ../ld-new dependencies.
274 * testsuite/Makefile.in: Rebuild.
276 2010-03-03 Nick Clifton <nickc@redhat.com>
278 * po/fi.po: New Finnish translation.
280 2010-03-01 Doug Kwan <dougkwan@google.com>
282 * layout.cc (Layout::Layout): Force section types of .init_array*,
283 .preinit_array* and .fini_array* sections.
284 * output.cc (Output_section::Input_section_sort_entry::has_priority):
285 Fix check of return value of std::string::find.().
286 (Output_section::Input_section_sort_compare::operator()): Remove
287 comment about .init_array.
288 (Output_section::Input_section_sort_init_fini_compare::operator()):
290 (Output_section::sort_attached_input_sections): Handle .init_array
291 and .fini_array specially.
292 * output.h (Output_section::Inut_section_sort_compare): Update
294 (Output_section::Input_section_sort_init_fini_compare): New struct.
296 2010-02-26 Doug Kwan <dougkwan@google.com>
298 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
299 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
300 * testsuite/debug_msg.sh: Avoid matching source line number for
301 use of global variable undef_int.
303 2010-02-26 Doug Kwan <dougkwan@google.com>
305 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
306 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
307 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
308 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
309 * options.cc (General_options::General_options): Initialize member
311 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
312 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
313 and rm_no_fix_v4bx.stdout
314 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
315 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
316 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
317 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
319 * Makefile.in: Regenerate.
320 * testsuite/arm_fix_v4bx.s: New file.
321 * testsuite/arm_fix_v4bx.sh: Ditto.
323 2010-02-24 Doug Kwan <dougkwan@google.com>
325 * arm.cc (Target_arm::got_section): Make the .got section the first
326 non RELRO section in the data segment.
327 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
328 suffixes of section names.
330 2010-02-24 Doug Kwan <dougkwan@google.com>
332 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
333 flags and attributes merging if an input file is a binary file.
334 * fileread.cc (Input_file::open): Record format of original file.
335 * fileread.h (Input_file::Format): New enum type.
336 (Input_file::Input_file): Initialize data member format_.
337 (Input_file::format): New method definition.
338 (Input_file::format_):: New data member.
340 2010-02-24 Doug Kwan <dougkwan@google.com>
342 * arm.cc (Arm_output_data_got): New class.
343 (ARM_TCB_SIZE): New constant
344 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
345 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
346 If user uses a script with a SECTIONS clause, issue only a warning
347 for a misplaced EXIDX input section. Otherwise, issue an error.
348 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
350 (Target_arm::got_mode_index_entry): Handle static linking.
351 (Target_arm::Scan::local): Ditto.
352 (Target_arm::Scan::global): Ditto.
353 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
354 all incorrectly implemented relocations.
355 (Target_arm::fix_exidx_coverage): Pass layout to
356 Arm_output_section::fix_exidx_coverage.
357 * layout.cc (Layout::section_name_mapping): Remove trailing dots
358 from ".ARM.exidx." and ".ARM.extab.".
360 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
362 * arm.cc (Target_arm::do_finalize_sections): Create attribute
363 section if it does not already exist.
364 * attributes.cc (Attributes_section_data::Attributes_section_data):
365 Don't crash if size is zero.
367 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
368 Ian Lance Taylor <iant@google.com>
370 * gold.cc (queue_middle_tasks): If no input files were opened,
372 * workqueue.h (Task_function::Task_function): Assert that there is
375 2010-02-22 Doug Kwan <dougkwan@google.com>
377 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
378 * icf.cc (get_section_contents): Cast snprintf arguments to long long
379 types to avoid warnings due to different uint64_t implementations
382 2010-02-21 Doug Kwan <dougkwan@google.com>
384 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
385 handling of the maximum backward branch offset.
386 (Arm_relocate_functions::thumb_branch_common): Ditto.
387 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
388 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
389 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
390 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
391 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
392 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
393 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
394 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
395 thumb_bl_out_of_range thumb_bl_out_of_range.o,
396 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
397 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
398 thumb2_bl_out_of_range.o): New rules.
399 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
400 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
401 thumb2_bl_out_of_range
402 * testsuite/Makefile.in: Regenerate.
403 * testsuite/arm_bl_in_range.s: New file.
404 * testsuite/arm_bl_out_of_range.s: Ditto.
405 * testsuite/arm_branch_in_range.sh: Ditto.
406 * testsuite/arm_branch_range.t: Ditto.
407 * testsuite/thumb2_branch_range.t: Ditto.
408 * testsuite/thumb_bl_in_range.s: Ditto.
409 * testsuite/thumb_bl_out_of_range.s: Ditto.
410 * testsuite/thumb_branch_range.t: Ditto.
412 2010-02-20 Sriraman Tallam <tmsriram@google.com>
414 * gc.h (gc_process_relocs): Change vectors to point to the new list.
415 Add reloc offset information.
416 * icf.cc (get_section_contents): Change iterators to point to the new
417 vectors. Add reloc offset information to the contents.
418 * icf.h (Icf::Sections_reachable_info): New typedef.
419 (Icf::Sections_reachable_list): New typedef.
420 (Icf::Offset_info): New typedef.
421 (Icf::Reloc_info): New struct typedef.
422 (Icf::Reloc_info_list): New typedef.
423 (Icf::symbol_reloc_list): Delete method.
424 (Icf::addend_reloc_list): Delete method.
425 (Icf::section_reloc_list): Delete method.
426 (Icf::reloc_info_list): New method.
427 (Icf::reloc_info_list_): New member.
429 2010-02-19 Doug Kwan <dougkwan@google.com>
431 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
432 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
433 * arm.cc (Arm_relocation_functions): New forward declaration.
434 (Target_arm::Target_arm): Initialize new data members
435 got_mod_index_offset_ and tls_base_symbol_defined_.
436 (Target_arm::Relocate::relocate_tls): New method.
437 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
438 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
440 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
441 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
442 (Target_arm::got_mod_index_offset_,
443 Target_arm::tls_base_symbol_defined_): New data members.
444 (Target_arm::Scan::local, Target::Scan::global,
445 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
448 2010-02-18 Doug Kwan <dougkwan@google.com>
450 * arm.cc (Arm_relobj::find_linked_text_section): New method.
451 (Arm_relobj::make_exidx_input_section): Pass section index of linked
452 text section as a parameter becuase some broken tools may not set
453 the link in section header.
454 (Target_arm::has_got_section): New method.
455 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
456 without any mapping symbol as data only. Remove warning.
457 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
458 link in its section header, try to discover the link by inspecting the
459 REL31 relocation at the beginning of the section.
460 (Target_arm::Scan::check_non_pic): Report name of offending relocation
462 (Target_arm::Scan::global): Treat any reference to the symbol
463 _GLOBAL_OFFSET_TABLE_ as a GOT access.
465 2010-02-12 Sriraman Tallam <tmsriram@google.com>
467 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
468 (Scan::global_reloc_may_be_function_pointer): New function.
469 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
470 (Scan::global_reloc_may_be_function_pointer): New function.
471 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
472 (Scan::global_reloc_may_be_function_pointer): New function.
473 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
474 (Scan::global_reloc_may_be_function_pointer): New function.
475 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
476 (Scan::global_reloc_may_be_function_pointer): New function.
477 (Scan::possible_function_pointer_reloc): New function.
478 (Target_x86_64::can_check_for_function_pointers): New function.
479 * gc.h (gc_process_relocs): Scan relocation types to determine if
480 function pointers were taken for targets that support it.
481 * icf.cc (Icf::find_identical_sections): Include functions for
482 folding in safe ICF whose pointer is not taken.
483 * icf.h (Secn_fptr_taken_set): New typedef.
484 (fptr_section_id_): New member.
485 (section_has_function_pointers): New function.
486 (set_section_has_function_pointers): New function.
487 (check_section_for_function_pointers): New function.
488 * options.h: Fix comment for safe ICF option.
489 * target.h (can_check_for_function_pointers): New function.
490 * testsuite/Makefile.am: Add icf_safe_so_test test case.
491 Modify icf_safe_test for X86-64.
492 * testsuite/Makefile.in: Regenerate.
493 * testsuite/icf_safe_so_test.cc: New file.
494 * testsuite/icf_safe_so_test.sh: New file.
495 * testsuite/icf_safe_test.cc (kept_func_3): New function.
496 (main): Change to take pointer to function kept_func_3.
497 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
498 folding is done correctly for X86-64.
500 2010-02-12 David S. Miller <davem@davemloft.net>
502 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
503 is_symbolless parameter.
504 (Output_reloc<SHT_REL>::is_symbolless): New.
505 (Output_reloc<SHT_REL>::is_symbolless_): New.
506 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
507 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
508 (Output_reloc<SHT_RELA>::is_symbolless): New.
509 (Output_data_reloc::add_global): Handle is_symbolless.
510 (Output_data_reloc::add_global_relative): Likewise.
511 (Output_data_reloc::add_local): Likewise.
512 (Output_data_reloc::add_local_relative): Likewise.
513 (Output_data_reloc::add_symbolless_global_addend): New.
514 (Output_data_reloc::add_symbolless_local_addend): New.
515 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
517 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
518 instead of ->is_relative_
519 (Output_reloc::write): Likewise.
520 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
521 (Output_reloc::write_rel): Simplify.
523 * sparc.cc (Target_sparc::Scan::local): Use
524 ->add_symbolless_local_addend as needed.
525 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
526 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
527 based upon relocation offset.
529 2010-02-11 Doug Kwan <dougkwan@google.com>
531 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
532 (Target_arm::Scan::global): Ditto. Also remove a comment before the
533 beginning of function.
534 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
535 and MOVT_ABS relocations. Those are non issued in scanning. Fix
536 parameter is_32bit in calls to should_apply_static_reloc.
537 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
538 (check_DATA): Add arm_abs_global.stdout.
539 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
540 arm_abs_global.stdout): New rules.
541 (MOSTLLYCLEANFILES): Add arm_abs_global
542 * Makefile.in: Regenerate.
543 * testsuite/arm_abs_global.s: New file.
544 * testsuite/arm_abs_global.sh: Ditto.
545 * testsuite/arm_abs_lib.s: Ditto.
547 2010-02-11 Ian Lance Taylor <iant@google.com>
549 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
551 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
552 Allocate_commons_task first.
553 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
554 task, rather than symtab_lock_.
555 (Gc_process_relocs::~Gc_process_relocs): New function.
556 (Gc_process_relocs::is_runnable): Check this_blocker_.
557 (Gc_process_relocs::locks): Use next_blocker_ rather than
559 (Scan_relocs::~Scan_relocs): New function.
560 (Scan_relocs::is_runnable): Check this_blocker_ rather than
562 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
564 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
565 fields. Add this_blocker_ and next_blocker_ fields. Adjust
566 constructor accordingly.
567 (class Gc_process_relocs): Likewise.
568 (class Scan_relocs): Likewise.
569 * common.h (class Allocate_commons_task): Remove symtab_lock_
570 field, and corresponding constructor parameter.
571 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
573 (Allocate_commons_task::locks): Likewise.
575 2010-02-11 Ian Lance Taylor <iant@google.com>
577 * gold-threads.h (class Once): Define.
578 (class Initialize_lock): Rewrite as child of Once.
579 * gold-threads.cc (class Once_initialize): Define.
580 (once_pointer_control): New static variable.
581 (once_pointer, once_arg): New static variables.
582 (c_run_once): New static function.
583 (Once::Once, Once::run_once, Once::internal_run): New functions.
584 (class Initialize_lock_once): Remove.
585 (initialize_lock_control): Remove.
586 (initialize_lock_pointer): Remove.
587 (initialize_lock_once): Remove.
588 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
589 (Initialize_lock::initialize): Rewrite.
590 (Initialize_lock::do_run_once): New function.
591 * archive.cc (Archive::interpret_header): Only clear name if it is
593 * fileread.cc: Include "gold-threads.h"
594 (file_counts_lock): New static variable.
595 (file_counts_initialize_lock): Likewise.
596 (File_read::release): Only increment counts when using --stats.
597 Use a lock around the increment.
598 * parameters.cc (class Set_parameters_target_once): Define.
599 (set_parameters_target_once): New static variable.
600 (Parameters::Parameters): Move here from parameters.h.
601 (Parameters::set_target): Rewrite.
602 (Parameters::set_target_once): New function.
603 (Parameters::clear_target): Move here and rewrite.
604 * parameters.h (class Parameters): Update declarations. Add
605 set_parameters_target_once_ field.
606 (Parameters::Parameters): Move to parameters.cc.
607 (Parameters::clear_target): Likewise.
608 * readsyms.cc (Read_symbols::do_group): Create a Start_group
610 (Start_group::~Start_group): New function.
611 (Start_group::is_runnable): New function.
612 (Start_group::locks, Start_group::run): New functions.
613 (Finish_group::run): Change saw_undefined to size_t.
614 * readsyms.h (class Start_group): Define.
615 (class Finish_group): Change saw_undefined_ field to size_t.
616 (Finish_group::Finish_group): Remove saw_undefined and
617 this_blocker parameters. Change all callers.
618 (Finish_group::set_saw_undefined): New function.
619 (Finish_group::set_blocker): New function.
620 * symtab.h (class Symbol_table): Change saw_undefined to return
621 size_t. Change saw_undefined_ field to size_t.
622 * target-select.cc (Set_target_once::do_run_once): New function.
623 (Target_selector::Target_selector): Initialize set_target_once_
624 field. Don't initialize lock_ and initialize_lock_ fields.
625 (Target_selector::instantiate_target): Rewrite.
626 (Target_selector::set_target): New function.
627 * target-select.h (class Set_target_once): Define.
628 (class Target_selector): Update declarations. Make
629 Set_target_once a friend. Remove lock_ and initialize_lock_
630 fields. Add set_target_once_ field.
632 2010-02-10 Ian Lance Taylor <iant@google.com>
634 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
636 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
637 (queue_middle_tasks): Add all blockers before queueing any tasks.
638 (queue_final_tasks): Likewise.
639 * token.h (Task_token::add_blockers): New function.
640 * object.h (Input_objects::number_of_relobjs): New function.
642 2010-02-10 Ian Lance Taylor <iant@google.com>
644 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
645 shared, not if not position independent.
646 * x86_64.cc (Relocate::relocate_tls): Likewise.
647 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
648 (tls_pie_pic_test): New target.
649 * testsuite/Makefile.in: Rebuild.
651 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
652 (tls_test_main_pie.o, tls_test_pie.o): New targets.
653 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
654 * testsuite/Makefile.in: Rebuild.
656 2010-02-09 David S. Miller <davem@davemloft.net>
658 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
659 R_SPARC_RELATIVE using ->add_local_relative().
660 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
662 * output.h (Output_data_dynamic::add_section_size): New method
663 that takes two Output_data objects.
664 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
665 entry param. Handle it in initializers.
666 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
667 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
668 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
670 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
671 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
672 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
673 for dynrel_includes_plt.
674 * i386.cc (Target_i386::do_finalize_sections): Likewise.
675 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
676 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
678 (Target_sparc::do_finalize_sections): Update to pass true for
680 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
681 output before .rela.plt
682 (Target_powerpc::do_finalize_sections): Update to pass true for
683 dynrel_includes_plt when 32-bit.
685 2010-02-08 Doug Kwan <dougkwan@google.com>
687 * arm.cc (Arm_relobj::simple_input_section_output_address): New
689 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
690 Arm_relobj::scan_section_for_cortex_a8_stubs,
691 Arm_relobj::do_relocation_section): Instead of calling
692 Output_section::output_address, use faster
693 Arm_relobj::simple_input_section_output_address.
695 2010-02-08 David S. Miller <davem@davemloft.net>
697 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
698 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
699 relocation helper function.
701 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
702 just like R_SPARC_GOT{10,13,22}.
703 (Target_sparc::Scan::local): Likewise.
704 (Target_sparc::Relocate:relocate): Likewise.
706 2010-02-06 Ian Lance Taylor <iant@google.com>
708 * configure.ac: Rewrite targetobjs duplicate removal code to use
709 only shell constructs.
710 * configure: Rebuild.
712 2010-02-05 Doug Kwan <dougkwan@google.com>
715 * arm.cc (Arm_relobj::section_is_scannable): New method.
716 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
717 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
719 2010-02-04 Doug Kwan <dougkwan@google.com>
722 * arm-reloc-property.cc (cstdio): Include.
723 * configure.ac (targetobjs): Remove duplicates.
724 * configure: Regenerate.
725 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
726 big and little endian version for a given address size.
728 2010-02-03 Doug Kwan <dougkwan@google.com>
730 * arm-reloc-property.cc
731 (Arm_reloc_property_table::reloc_name_in_error_message): New method
733 * arm-reloc-property.h
734 (Arm_reloc_property_table::get_implemented_static_reloc_property):
735 New method definition.
736 (Arm_reloc_property_table::reloc_name_in_error_message): New method
738 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
740 (GOT_PREL): Change implemented to Y.
741 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
742 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
743 (Arm_relocate_functions::movw_abs_nc): Remove method.
744 (Arm_relocate_functions::movt_abs): Ditto.
745 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
746 (Arm_relocate_functions::thm_movt_abs): Ditto.
747 (Arm_relocate_functions::movw_rel_nc): Ditto.
748 (Arm_relocate_functions::movw_rel): Ditto.
749 (Arm_relocate_functions::movt_rel): Ditto.
750 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
751 (Arm_relocate_functions:thm_movw_rel): Ditto.
752 (Arm_relocate_functions:thm_movt_rel): Ditto.
753 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
754 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
755 New method definitions.
756 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
757 (Arm_relocation_functions::arm_grp_ldr): Ditto.
758 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
759 (Arm_relocation_functions::arm_grp_ldc): Ditto.
760 (Target_arm::Relocate::relocate): Check for non-static or
761 unimplemented relocation code and exit early. Change calls to
762 Target_arm::reloc_uses_thumb_bit and
763 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
764 instead. Refactor code to handle similar relocations to increase
765 code sharing. Remove check for unsupported relocation code in switch
767 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
768 relocation property table to find out size. Change error message to
769 print out the name of a relocation code instead of the numeric value.
770 (Target_arm::scan_reloc_for_stub): Use relocation property table
771 instead of calling Target_arm::reloc_uses_thumb_bit().
773 2010-02-02 Doug Kwan <dougkwan@google.com>
775 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
776 types of relaxed input section.
778 2010-02-02 Doug Kwan <dougkwan@google.com>
780 * Makefile.am (HFILES): Add arm-reloc-property.h.
782 (TARGETSOURCES): Add arm-reloc-property.cc
783 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
784 (libgold_a_SOURCES): $(DEFFILES)
785 * Makefile.in: Regenerate.
786 * arm-reloc-property.cc: New file.
787 * arm-reloc-property.h: New file.
788 * arm-reloc.def: New file.
789 * arm.cc: Update comments.
790 (arm-reloc-property.h): New included header.
791 (arm_reloc_property_table): New global variable.
792 (Target_arm::do_select_as_default_target): New method definition.
793 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
794 arm-reloc-property to targ_extra_obj.
795 * parameters.cc (set_parameters_target): Call
796 Target::select_as_default_target().
797 * target.h (Target::select_as_default_target): New method definition.
798 (Target::do_select_as_default_target): Same.
800 2010-02-01 Doug Kwan <dougkwan@google.com>
802 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
803 first_output_text_section_.
804 (Arm_exidx_fixup::first_output_text_section): New method definition.
805 (Arm_exidx_fixup::first_output_text_section_): New data member.
806 (Arm_exidx_fixup::process_exidx_section): Record the first text
808 (Arm_output_section::fix_exidx_coverage): Set correct linked section
809 and entsize in output section header.
811 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
813 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
814 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
815 (Arm_relocate_functions::thm_alu11): New Method.
816 (Arm_relocate_functions::thm_pc8): New Method.
817 (Arm_relocate_functions::thm_pc12): New Method.
818 (Target_arm::Scan::local): Handle the relocations.
819 (Target_arm::Scan::global): Likewise.
820 (Target_arm::Relocate::relocate): Likewise.
821 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
823 2010-01-29 Doug Kwan <dougkwan@google.com>
825 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
826 of relocation types as ld.
828 2010-01-29 Doug Kwan <dougkwan@google.com>
830 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
832 (Arm_relocate_functions::thumb_branch_common): Ditto.
833 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
834 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
835 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
836 Arm_relocate_functions::jump24): Remove.
837 (Target_arm::Relocate::relocate): Adjust code to call
838 Arm_relocation_functions::arm_branch_common and
839 Arm_relocation_functions::thumb_branch_common instead of their removed
840 wrappers. Merge switch-cases together to reduce source code size.
842 2010-01-29 Doug Kwan <dougkwan@google.com>
844 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
845 output_local_symbol_count_needs_update_.
846 (Arm_relobj::output_local_symbol_count_needs_update,
847 Arm_relobj::set_output_local_symbol_count_needs_update,
848 Arm_relobj::update_output_local_symbol_count): New methods.
849 (Arm_relobj::output_local_symbol_count_needs_update_): New data
851 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
852 of pointed function as in a R_ARM_PREL31 relocation.
853 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
854 for output local symbol count updating.
855 (Target_arm::do_relax): Update output local symbol counts in objects
857 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
859 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
861 * arm.cc: Added support for the ARM relocations:
862 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
863 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
864 (Arm_relocate_functions::movw_rel_nc): Renamed (was
866 (Arm_relocate_functions::movw_rel): New method.
867 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
868 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
870 (Arm_relocate_functions::thm_movw_rel): New method.
871 (Arm_relocate_functions::thm_movt_rel): Renamed (was
873 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
875 (Target_arm::Scan::global): Likewise.
876 (Target_arm::Relocate::relocate): Likewise.
877 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
880 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
882 * arm.cc: Added support for ARM group relocations.
883 (Target_arm::reloc_needs_sym_origin): New method.
884 (Arm_relocate_functions::calc_grp_kn): New method.
885 (Arm_relocate_functions::calc_grp_residual): New method.
886 (Arm_relocate_functions::calc_grp_gn): New method.
887 (Arm_relocate_functions::arm_grp_alu): New Method.
888 (Arm_relocate_functions::arm_grp_ldr): New Method.
889 (Arm_relocate_functions::arm_grp_ldrs): New Method.
890 (Arm_relocate_functions::arm_grp_ldc): New Method.
891 (Target_arm::Scan::local): Handle the ARM group relocations.
892 (Target_arm::Scan::global): Likewise.
893 (Target_arm::Relocate::relocate): Likewise.
894 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
897 2010-01-26 Doug Kwan <dougkwan@google.com>
899 * arm.cc (set): Include.
900 (class Arm_exidx_fixup): Change type of last_input_section_ to const
902 (Arm_output_section::Text_section_list): New type.
903 (Arm_output_section::append_text_sections_to_list): New method.
904 (Arm_output_section::fix_exidx_coverage): Ditto.
905 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
906 (Arm_relobj::convert_input_section_to_relaxed_section): Use
907 Relobj::set_section_offset() instead of
908 Sized_relobj::invalidate_section_offset().
909 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
910 parameter for section headers. Ignore relocation sections for
911 unallocated sections and EXIDX sections.
912 (Target_arm::fix_exidx_coverage): New method.
913 (Target_arm::output_section_address_less_than): New type.
914 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
915 linked text section instead of the EXIDX section.
916 (Arm_output_section::create_stub_group): Add an assertion to check
917 that this is not an EXIDX output section.
918 (Arm_output_section::append_text_sections_to_list): New method.
919 (Arm_output_section::fix_exidx_coverage): Ditto.
920 (Arm_relobj::scan_sections_for_stubs): Adjust call to
921 Arm_relobj::section_needs_reloc_stub_scanning.
922 (Target_arm::do_relax): Fix EXIDX output section coverage in the
924 (Target_arm::fix_exidx_coverage): New method.
925 * object.h (Relobj::set_output_section): New method.
926 (Sized_relobj::invalidate_section_offset): Remove method.
927 (Sized_relobj::do_invalidate_section_offset): Remove method.
928 (Sized_relobj::do_set_section_offset): Handle offset value -1.
930 2010-01-25 Doug Kwan <dougkwan@google.com>
932 * arm.cc (Arm_exidx_merged_section::do_output_offset):
933 Fix warning due to signed and unsigned comparison on a 32-bit host.
935 2010-01-22 Doug Kwan <dougkwan@google.com>
937 * arm.cc (Target_arm::do_relax): Record an output section for section
938 offset adjustment it contains any stub table that has changed.
939 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
940 offsets in an output section if necessary.
941 * output.cc (Output_section::Output_section): Initialize
942 section_offsets_need_adjustments_.
943 (Output_section::add_input_section_for_script): Renamed to
944 Output_section::add_simple_input_section.
945 (Output_section::save_states): Add a comment.
946 (Output_section::discard_states): New method defintion.
947 (Output_section::adjust_section_offsets): Same.
948 * output.h (Output_section::add_input_section_for_script): Renamed to
949 Output_section::add_simple_input_section.
950 (Output_section::discard_states): New method declaration.
951 (Output_section::adjust_section_offsets): Same.
952 (Output_section::section_offsets_need_adjustment,
953 Output_section::set_section_offsets_need_adjustment): New method
955 (Output_section::section_offsets_need_adjustment_): New data member.
957 (Output_section_element_input::set_section_address): Adjust code for
958 renaming of Output_section::add_input_section_for_script.
959 (Orphan_output_section::set_section_address): Same.
961 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
963 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
964 Fix_v4bx enum values .
965 * gold/options.h (General_options): New option definitions.
966 (General_options::fix_v4bx): New method.
967 (General_options::Fix_v4bx): New enum.
968 * gold/options.cc (General_options::parse_fix_v4bx): New method.
969 (General_options::parse_fix_v4bx_interworking): New method.
971 2010-01-22 Doug Kwan <dougkwan@google.com>
973 * arm.cc (Arm_exidx_fixup): New class.
975 2010-01-21 Doug Kwan <dougkwan@google.com>
977 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
979 (Arm_exidx_section_offset_map): New type.
981 2010-01-21 Doug Kwan <dougkwan@google.com>
983 * arm.cc (Arm_exidx_input_section): New class.
984 (Arm_relobj::exidx_input_section_by_link,
985 Arm_relobj::exidx_input_section_by_shndx,
986 Arm_relobj::make_exidx_input_section): New methods.
987 (read_arm_attributes_section): Remove.
988 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
989 information about them.
990 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
993 2010-01-20 Doug Kwan <dougkwan@google.com>
995 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
996 Input_section_specifier to Section_id.
997 (Target_arm::new_arm_input_section: Adjust code for change of key
999 (Target_arm::find_arm_input_section): Ditto.
1000 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1001 (Section_id): Remove.
1002 (Garbage_collection::Section_id_hash): Remove.
1003 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1004 (Section_id): Remove.
1005 (Icf::Section_id_hash): Remove.
1006 * object.h (Section_id, Const_section_id, Section_id_hash,
1007 Const_section_id_hash): New type definitions.
1008 * output.cc (Output_section::add_relaxed_input_section): Change to
1009 use Const_section_id instead of Input_section_specifier as key type.
1010 (Output_section::add_merge_input_section): Ditto.
1011 (Output_section::build_relaxation_map): Change to use Section_id
1012 instead of Input_section_specifier as key type.
1013 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1015 (Output_section::convert_input_sections_to_relaxed_sections): Change
1016 to use Const_section_id instead of Input_section_specifier as key type.
1017 (Output_section::find_merge_section): Ditto.
1018 (Output_section::find_relaxed_input_section): Ditto.
1019 * output.h (Input_section_specifier): Remove class.
1020 (Output_section::Output_section_data_by_input_section_map): Change
1021 key type to Const_section_id.
1022 (Output_section::Output_relaxed_input_section_by_input_section_map):
1024 (Output_section::Relaxation_map): Change key type to Section_id.
1026 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1028 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1029 (class Arm_v4bx_stub): New class.
1030 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1031 (Stub_factory::make_arm_v4bx_stub): New method.
1032 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1033 (Stub_table::empty): Handle v4bx stubs.
1034 (Stub_table::add_arm_v4bx_stub): New method.
1035 (Stub_table::find_arm_v4bx_stub): New method.
1036 (Arm_relocate_functions::v4bx): New method.
1037 (Target_arm::fix_v4bx): New method.
1038 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1039 (Stub_table::relocate_stubs): Likewise.
1040 (Stub_table::do_write): Likewise.
1041 (Stub_table::update_data_size_and_addralign): Likewise.
1042 (Stub_table::finalize_stubs): Likewise.
1043 (Target_arm::Scan::local): Likewise.
1044 (Target_arm::Scan::global): Likewise.
1045 (Target_arm::do_finalize_sections): Likewise.
1046 (Target_arm::Relocate::relocate): Likewise.
1047 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1049 (Target_arm::scan_reloc_for_stub): Likewise.
1050 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1052 2010-01-19 Ian Lance Taylor <iant@google.com>
1054 * output.cc (Output_section_headers::do_sized_write): Write large
1055 segment count to sh_info field.
1056 (Output_file_header::do_sized_write): For large segment count,
1057 write PN_XNUM to e_phnum field.
1059 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1061 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1062 (Arm_relocate_functions::thm_jump8): New function.
1063 (Arm_relocate_functions::thm_jump11): New function.
1064 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1066 (Target_arm::Scan::global): Likewise.
1067 (Target_arm::Relocate::relocate): Likewise.
1068 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1071 2010-01-14 Doug Kwan <dougkwan@google.com>
1073 * arm.cc (map, utility): Include headers.
1074 (Target_arm::apply_cortex_a8_workaround): New method.
1075 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1076 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1077 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1078 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1079 the --[no-]fix-cortex-a8 command line options.
1080 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1081 (Target_arm::relocate_stub): Use addend in instruction template.
1082 * options.h (DEFINE_bool): Set the user-set flag.
1083 (General_options): Add --[no-]-fix-cortex options.
1084 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1085 : Update fast look-up map after conversion.
1087 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1089 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1090 in the first pass of do_layout.
1092 2010-01-13 Doug Kwan <dougkwan@google.com>
1094 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1095 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1096 apparent compiler problem of not folding static constant integral
1097 data members of elfcpp::Elf_sizes<32>.
1099 2010-01-13 Doug Kwan <dougkwan@google.com>
1101 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1102 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1103 Arm_relobj::scan_section_for_cortex_a8_erratum,
1104 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1105 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1106 sections to scan for relocation stubs into a new method
1107 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1108 relocation and Cortex-A8 stub scanning.
1109 (Target_arm::do_relax): Force stubs to be after stubbed sections
1110 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1111 the beginning of a new relaxation pass. Update a comment.
1112 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1114 2010-01-12 Ian Lance Taylor <iant@google.com>
1116 * target-reloc.h (visibility_error): New inline function.
1117 (relocate_section): Call visibility_error.
1118 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1119 (MOSTLYCLEANFILES): Likewise.
1120 (protected_4_pic.o, protected_3.err): New targets.
1121 * testsuite/protected_4.cc: New file.
1123 2010-01-12 Doug Kwan <dougkwan@google.com>
1125 * arm.cc (Cortex_a8_reloc): New class.
1126 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1127 and cortex_a8_relocs_info_.
1128 (Target_arm::fix_cortex_a8): New method definition.
1129 (Target_arm::Cortex_a8_relocs_info): New type.
1130 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1131 New data member declarations.
1132 (Target_arm::scan_reloc_for_stub): Record information about
1133 relocations for THUMB branches that might be exempted from the
1134 Cortex-A8 workaround.
1135 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1136 at the beginning of a relaxation pass.
1138 2010-01-12 Doug Kwan <dougkwan@google.com>
1140 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1141 (Arm_relobj::Mapping_symbol_position,
1142 Arm_reloj::Mapping_symbol_position_less,
1143 Arm_relobj::Mapping_symbols_info): New types.
1144 (Target_arm::is_mapping_symbol_name): New method definition.
1145 (Arm_relobj::do_count_local_symbols): Save information about mapping
1148 2010-01-11 Doug Kwan <dougkwan@google.com>
1150 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1151 Arm_relocate_functions::thumb32_branch_upper,
1152 Arm_relocate_functions::thumb32_branch_lower,
1153 Arm_relocate_functions::thumb32_cond_branch_offset,
1154 Arm_relocate_functions::thumb32_cond_branch_upper,
1155 Arm_relocate_functions::thumb32_cond_branch_lower,
1156 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1157 branch offset encoding.
1158 (Arm_relocate_functions::thumb_branch_common): Use new branch
1159 offset encoding methods to avoid code duplication.
1160 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1161 (Stub_addend_reader::operator()): Use new branch encoding method
1162 to avoid code duplication.
1164 2010-01-11 Doug Kwan <dougkwan@google.com>
1166 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1167 (Target_arm::do_finalize_sections): Define special EXIDX section
1168 symbols only if referenced.
1169 * gc.h (Garbage_collection::add_reference): New method.
1170 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1173 2010-01-11 Ian Lance Taylor <iant@google.com>
1175 * script.cc (Version_script_info::build_expression_list_lookup):
1176 Change complaing about duplicate wildcard match from error to
1179 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1181 (Version_script_info::Version_script_info): Initialize globs_,
1182 default_version_, default_is_global_, and exact_. Don't
1183 initialize globals_ or locals_.
1184 (Version_script_info::build_lookup_tables): Build local symbols
1186 (Version_script_info::unquote): New function.
1187 (Version_script_info::add_exact_match): New function.
1188 (Version_script_info::build_expression_list_lookup): Remove lookup
1189 parameter. Add is_global parameter. Change all callers. Handle
1190 wildcard pattern specially. Unquote pattern. Call
1192 (Version_script_info::get_name_to_match): New function.
1193 (Version_script_info::get_symbol_version): New function.
1194 (Version_script_info::get_symbol_version_helper): Remove.
1195 (Version_script_info::check_unmatched_names): Call unquote.
1196 * script.h (class Version_script_info): Change get_symbol_version
1197 to be non-inline and add is_global parameter; change all callers.
1198 Rewrite symbol_is_local. Update declarations. Define struct
1199 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1200 Remove globals_ and locals_ members. Add exact_, globs_,
1201 default_version_, is_global_.
1202 (Version_script_info::Glob): Remove pattern, add expression and
1203 is_global. Update constructor. Change all callers.
1204 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1206 (Versions::symbol_section_contents): If a symbol is undefined, or
1207 defined in a dynamic object, set the version index to
1209 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1211 (Symbol_table::add_from_pluginobj): Likewise.
1212 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1214 2010-01-11 Doug Kwan <dougkwan@google.com>
1216 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1217 (incremental_dump_LDADD): Add linking option for libintl.
1218 * Makefile.in: Regenerate.
1220 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1223 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1225 * testsuite/Makefile.in: Regenerated.
1227 2010-01-10 Doug Kwan <dougkwan@google.com>
1229 * options.h (DEFINE_var): Use parentheses around argument varname__
1230 in macro body to avoid any unintended subsequent substitutions.
1232 2010-01-10 Ian Lance Taylor <iant@google.com>
1234 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1235 candidates before doing symbol resolution.
1237 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1238 ODR candidates if only one is weak.
1240 2010-01-08 Ian Lance Taylor <iant@google.com>
1242 * script.cc (Version_script_info::build_expression_list_lookup):
1243 Don't warn about ambiguous version, just record the ambiguity.
1244 (Version_script_info::get_symbol_version_helper): Give error if
1245 version is ambiguous.
1247 2010-01-08 Doug Kwan <dougkwan@google.com>
1249 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1250 prev_data_size_ and prev_addralign_. Remove initializer for
1251 deleted data member has_been_changed_.
1252 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1253 to determine if the table is empty.
1254 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1256 (Stub_table::add_reloc_stub): Define method in class definition
1257 instead of just declaring it there.
1258 (Stub_table::add_cortex_a8_stub): New method definition.
1259 (Stub_table::update_data_size_and_addralign): Ditto.
1260 (Stub_table::finalize_stubs): Ditto.
1261 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1262 (Stub_table::do_addralign_): Return address alignment in the
1263 (Stub_table::do_reset_address_and_file_offset): Define method in
1264 class definition instead of declaring it there. Set current data
1265 size to be the data size of the previous pass.
1266 (Stub_table::set_final_data_size): Use current data size as the
1268 (Stub_table::relocate_stub): Change parameter type of stub from
1269 Reloc_stub pointer to Stub pointer.
1270 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1271 (Stub_table::Cortex_a8_stub_list): New typedef.
1272 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1273 Stub_table::prev_addralign_): New data member.
1274 (Arm_relobj::Arm_relobj): Initialize data member
1275 section_has_cortex_a8_workaround_.
1276 (Arm_relobj::section_has_cortex_a8_workaround,
1277 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1279 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1281 (Target_arm::relocate_stub): Change parameter type of stub from
1282 Reloc_stub pointer to Stub pointer.
1283 (Insn_template::size, Insn_template::alignment): Handle
1284 THUMB16_SPECIAL_TYPE.
1285 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1286 Stub_table::update_data_size_and_addralign,
1287 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1289 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1290 (Stub_table::do_write): Ditto.
1291 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1293 2010-01-08 Ian Lance Taylor <iant@google.com>
1296 * symtab.h (class Symbol): Remove fields is_target_special_ and
1297 has_plt_offset_. Add field is_defined_in_discarded_section_.
1298 (Symbol::is_defined_in_discarded_section): New function.
1299 (Symbol::set_is_defined_in_discarded_section): New function.
1300 (Symbol::has_plt_offset): Rewrite.
1301 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1302 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1303 Don't initialize is_target_special_ or has_plt_offset_.
1304 Initialize is_defined_in_discarded_section_.
1305 (Symbol_table::add_from_relobj): If appropriate, set
1306 is_defined_in_discarded_section.
1307 * resolve.cc (Symbol::override_base_with_special): Don't test
1308 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1309 * target-reloc.h (relocate_section): Do special handling for
1310 symbols defined in discarded sections for global symbols as well
1313 2010-01-08 Ian Lance Taylor <iant@google.com>
1315 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1316 the SHT_SYMTAB case.
1318 2010-01-08 Ian Lance Taylor <iant@google.com>
1320 * object.cc (Sized_relobj::do_layout): Don't get confused if
1321 layout_eh_frame returns NULL.
1323 2010-01-08 Ian Lance Taylor <iant@google.com>
1326 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1327 dynamic symbol table, use the normal symbol table.
1328 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1331 2010-01-08 Ian Lance Taylor <iant@google.com>
1334 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1337 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1339 * version.cc (print_version): Change to "Copyright 2010".
1341 2010-01-08 Ian Lance Taylor <iant@google.com>
1345 * i386.cc (class Target_i386): Change return type of plt_section
1347 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1348 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1349 tls_desc_rel_ field.
1350 (Output_data_plt_i386::rel_tls_desc): New function.
1351 (Target_i386::rel_tls_desc_section): New function.
1352 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1353 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1354 R_386_TLS_DESC reloc in rel_tls_desc_section.
1355 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1356 Define struct Tlsdesc_info.
1357 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1358 (Target_x86_64::do_reloc_symbol_index): New function.
1359 (Target_x86_64::add_tlsdesc_info): New function.
1360 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1361 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1363 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1365 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1366 (Target_x86_64::rela_tlsdesc_section): New function.
1367 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1369 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1370 (Target_x86_64::do_reloc_addend): New function.
1371 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1372 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1373 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1374 (Output_reloc::type): New function.
1375 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1376 (Output_reloc::is_target_specific): New function.
1377 (Output_reloc::target_arg): New function.
1378 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1379 absolute relocs and target specific relocs.
1380 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1381 add_target_specific.
1382 (class Output_data_reloc) [SHT_RELA]: Likewise.
1383 * output.cc (Output_reloc::Output_reloc): Add four new versions
1384 for absolute relocs and target specific relocs.
1385 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1386 (Output_reloc::get_symbol_index): Likewise.
1387 (Output_reloc::local_section_offset): Check that local_sym_index_
1388 is not TARGET_CODE or 0.
1389 (Output_reloc::symbol_value): Likewise.
1390 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1392 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1393 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1395 * layout.cc (add_target_dynamic_tags): Use output section for
1396 DT_PLTRELSZ and DT_JMPREL.
1398 2010-01-07 Ian Lance Taylor <iant@google.com>
1401 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1403 (class Output_data_reloc_generic): Define.
1404 (class Output_data_reloc_base): Change base class to
1405 Output_data_reloc_generic. Change add() method to call
1406 bump_relative_reloc_count for a relative reloc. Remove
1408 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1410 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1411 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1413 * layout.h (class Layout): Update declaration.
1415 2010-01-07 Ian Lance Taylor <iant@google.com>
1417 * output.h (class Output_data): Add const version of
1418 output_section and do_output_section.
1419 (class Output_section_data): Add const version of
1421 (class Output_section): Likewise.
1422 * layout.cc (Layout::add_target_dynamic_tags): New function.
1423 * layout.h (class Layout): Update declarations.
1424 * arm.cc (Target_arm::do_finalize_sections): Use
1425 add_target_dynamic_tags.
1426 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1427 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1428 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1429 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1431 2010-01-07 Ian Lance Taylor <iant@google.com>
1434 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1437 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1438 Ian Lance Taylor <iant@google.com>
1441 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1442 Xindex::read_symtab_xindex.
1444 2010-01-07 Doug Kwan <dougkwan@google.com>
1446 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1447 (Insn_template::thumb16_bcond_insn): New method declaration.
1448 (Insn_template): Fix spelling.
1449 (Stub::thumb16_special): New method declaration.
1450 (Stub::do_write): Define virtual method which was previously pure
1452 (Stub::do_thumb16_special): New method declaration.
1453 (Stub::do_fixed_endian_write): New template member.
1454 (Reloc_stub::do_write): Remove.
1455 (Reloc_stub::do_fixed_endian_write): Remove.
1456 (Cortex_a8_stub): New class definition.
1457 (Stub_factory::make_cortex_a8_stub): New method definition.
1458 (Stub_factory::Stub_factory): Add missing static storage class
1459 qualifier for elf32_arm_stub_a8_veneer_blx.
1461 2010-01-07 Ian Lance Taylor <iant@google.com>
1464 * options.h (class General_options): Add --warn-unresolved-symbols
1465 and --error-unresolved-symbols.
1466 * errors.cc (Errors::undefined_symbol): Implement
1467 --warn-unresolved-symbols.
1469 * options.h (class General_options): Add -z text and -z textoff.
1470 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1472 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1474 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1475 (Garbage_collection::cident_sections): New function.
1476 (Garbage_collection::add_cident_section): New function.
1477 (Garbage_collection::cident_sections_): New member.
1478 (gc_process_relocs): Add references to sections whose names are C
1480 * gold.h (cident_section_start_prefix): New constant.
1481 (cident_section_stop_prefix): New constant.
1482 (is_cident): New function.
1483 * layout.cc (Layout::define_section_symbols): Replace string constants
1484 with the newly defined constants.
1485 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1487 * testsuite/Makefile.am: Add gc_orphan_section_test.
1488 * testsuite/Makefile.in: Regenerate.
1489 * testsuite/gc_orphan_section_test.cc: New file.
1490 * testsuite/gc_orphan_section_test.sh: New file.
1492 2010-01-06 Ian Lance Taylor <iant@google.com>
1495 * options.h (class General_options): Add --warn-shared-textrel.
1496 * layout.cc (Layout::finish_dynamic_section): Implement
1497 --warn-shared-textrel.
1500 * options.h (class General_options): Add --warn-multiple-gp.
1502 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1504 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1505 $(THREADSLIB) and $(LIBDL).
1506 * Makefile.in: Rebuild.
1508 2010-01-06 Ian Lance Taylor <iant@google.com>
1511 * options.cc (General_options::parse_section_start): New function.
1512 (General_options::section_start): New function.
1513 (General_options::General_options): Initialize all members.
1514 * options.h: Include <map>
1515 (class General_options): Add --section-start. Add section_starts_
1517 * layout.cc (Layout::attach_allocated_section_to_segment): If
1518 --section-start was used, set the address of the segment. Remove
1519 local sort_sections.
1520 (Layout::relaxation_loop_body): If the address of the load segment
1521 has been set by --section-start, don't use it.
1522 * output.h (Output_segment::update_flags_for_output_section): New
1524 * output.cc (Output_segment::add_output_section): Call
1525 update_flags_for_output_section.
1527 2010-01-05 Ian Lance Taylor <iant@google.com>
1530 * options.h (class General_options): Add --undefined-version.
1531 * script.cc (struct Version_expression): Add was_matched_by_symbol
1533 (Version_script_info::matched_symbol): New function.
1534 (Version_script_info::get_symbol_version_helper): Call
1536 (Version_script_info::check_unmatched_names): New function.
1537 * script.h (class Version_script_info): Update declarations.
1538 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1540 * options.h (class General_options): Use DEFINE_bool_alias for
1541 allow_multiple_definition.
1542 * resolve.cc (Symbol_table::should_override): Don't test
1543 allow_multiple_definition.
1546 * options.h (class General_options): Add --cref.
1547 * main.cc (main): Print cref table if --cref. Don't close mapfile
1548 until after printing cref table.
1549 * cref.cc: Include "symtab.h".
1550 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1551 (Cref_table_compare::operator()): New function.
1552 (Cref_inputs::gather_cref): New function.
1553 (filecol): New static const.
1554 (Cref_inputs::print_cref): New function.
1555 (Cref::print_cref): New function.
1556 * cref.h: Include <cstdio>.
1557 (class Cref): Update declarations.
1558 * mapfile.h (Mapfile::file): New function.
1559 * object.h (class Object): Define Symbols. Declare virtual
1560 do_get_global_symbols.
1561 (Object::get_global_symbols): New function.
1562 * object.cc (Input_objects::add_object): Pass object to cref_ if
1564 (Input_objects::archive_start): Likewise.
1565 (Input_objects::archive_stop): Likewise.
1566 (Input_objects::print_cref): New function.
1567 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1568 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1570 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1572 * plugin.h (class Sized_pluginobj): Update declarations.
1574 2010-01-05 Ian Lance Taylor <iant@google.com>
1576 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1577 to is_default_version. Rename insdef to insdefault.
1578 (Symbol_table::add_from_relobj): Rename def to is_default_version
1579 and local to is_forced_local.
1580 (Symbol_table::add_from_pluginobj): Likewise.
1581 (Symbol_table::add_from_dynobj): Likewise.
1582 (Symbol_table::define_special_symbol): Rename insdef to
1585 2010-01-04 Ian Lance Taylor <iant@google.com>
1588 * options.h (class General_options): Add
1589 --allow-multiple-definition and -z muldefs.
1590 * resolve.cc (Symbol_table::should_override): Don't warn about a
1591 multiple symbol definition if --allow-multiple-definition or -z
1595 * options.h (class General_options): Add --add-needed and
1596 --copy-dt-needed-entries. Tweak --as-needed help entry.
1597 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1598 error if --copy-dt-needed-entries aka --add-needed is used and
1599 would cause a change in behaviour.
1602 * options.h (class General_options): Add -G as a short version of
1603 --shared. Add no-op options -assert, -g, and -i.
1605 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1607 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1608 check for .text or .gnu.linkonce.t sections.
1609 * icf.cc (Icf::find_identical_sections): Ditto.
1610 Change the detection for mangled function name within the section
1612 * icf.h (is_section_foldable_candidate): New function.
1614 2009-12-30 Ian Lance Taylor <iant@google.com>
1617 * options.h (class General_options): Permit two dashes with
1618 --retain-symbols-file.
1620 2009-12-30 Ian Lance Taylor <iant@google.com>
1623 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1624 don't put the file header and segment headers in the text
1628 * common.cc (Sort_commons::operator()): Stabilize sort when both
1630 (Symbol_table::do_allocate_commons_list): When allocating common
1631 symbols, skip a symbol which is no longer common.
1632 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1633 an object before checking its type.
1634 * testsuite/common_test_2.c: New file.
1635 * testsuite/common_test_3.c: New file.
1636 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1637 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1638 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1639 (common_test_2_pic.o, common_test_2.so): New targets.
1640 (common_test_3_pic.o, common_test_3.so): New targets.
1641 * testsuite/Makefile.in: Rebuild.
1644 * script.cc (read_input_script): If we see a new SECTIONS clause,
1645 and we have added an input section, give an error.
1646 * layout.h (class Layout): Add have_added_input_section function.
1647 Add have_added_input_section_ field.
1648 * layout.cc (Layout::Layout): Initialize
1649 have_added_input_section_.
1650 (Layout::layout): Set have_added_input_section_.
1651 (Layout::layout_eh_frame): Likewise.
1653 2009-12-30 Ian Lance Taylor <iant@google.com>
1656 * options.h (class General_options): Add --sort-common option.
1657 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1658 * common.cc (Sort_common): Add sort_order parameter to
1659 constructor. Add sort_order_ field.
1660 (Sort_commons::operator): Check sort_order_.
1661 (Symbol_table::allocate_commons): Determine the sort order.
1662 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1664 (Symbol_table::do_allocate_commons_list): Likewise.
1666 2009-12-30 Ian Lance Taylor <iant@google.com>
1669 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1670 symbols from this object, don't change the visibility of an
1672 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1674 2009-12-30 Ian Lance Taylor <iant@google.com>
1677 * script.h (class Version_script_info): Define Language enum.
1678 Update declarations. Define Glob, Exact, and Lookup types. Add
1679 new fields globals_, locals_, and is_finalized_.
1680 * script.cc: Various formatting fixes.
1681 (class Parser_closure): Change language_stack_ from a vector of
1682 std::string to one of Version_script_info::Language. Adjust all
1684 (class Lazy_demangler): Remove.
1685 (struct Version_expression): Change language from std::string to
1686 Version_script_info::Language.
1687 (Version_script_info::Version_script_info): New function.
1688 (Version_script_info::~Version_script_info): Don't call clear.
1689 (Version_script_info::finalize): New function.
1690 (Version_script_info::build_lookup_tables): New function.
1691 (Version_script_info::build_expression_list_lookup): New
1693 (Version_script_info::get_symbol_version_helper): Rewrite to use
1695 (Version_script_info::print_expression_list): Adjust to use
1696 Version_script_info::Language.
1697 (script_push_lex_into_version_mode): Check that the version script
1698 has not been finalized.
1699 (version_script_push_lang): Change language string to
1700 Version_script_info::Language.
1701 * options.cc (Command_line::version_script): New function.
1702 * options.h (class General_options): Add finalize_dynamic_list
1703 function. Change version_script from declaration to definition.
1704 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1705 * testsuite/version_script.map: Remove duplicate def of foo.
1706 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1708 * testsuite/Makefile.in: Rebuild.
1710 2009-12-30 Ian Lance Taylor <iant@google.com>
1713 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1714 if the input symbol index is 0, make the output symbol index 0.
1716 2009-12-30 Ian Lance Taylor <iant@google.com>
1719 * options.h (class General_options): Add -x/--discard-all.
1720 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1721 --discard-all. If the local symbol needs a dynamic entry, check
1722 that before handling --discard-locals.
1724 2009-12-30 Ian Lance Taylor <iant@google.com>
1727 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1729 (Output_segment::add_output_section): Don't change the flags if
1733 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1734 GNU hash table if they need a dynamic value. Otherwise, don't add
1735 them if they are defined in a dynamic object or are forced local.
1737 2009-12-29 Ian Lance Taylor <iant@google.com>
1740 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1741 .gnu.hash table for a 32-bit target.
1744 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1745 regular and a dynamic object only needs a dynamic symbol table
1746 entry if it is externally visible.
1749 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1750 constructor. Add global_offset_table_ field.
1751 (Target_i386::got_section): Set global_offset_table_.
1752 (Target_i386::do_finalize_sections): Set global_offset_table_
1754 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1755 in constructor. Add global_offset_table_ field.
1756 (Target_x86_64::got_section): Set global_offset_table_.
1757 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1760 * layout.cc (Layout::Layout): Initialize increase_relro_.
1761 (Layout::get_output_section): Add is_relro, is_last_relro, and
1762 is_first_non_relro parameters. Change all callers.
1763 (Layout::choose_output_section): Likewise.
1764 (Layout::add_output_section_data): Likewise.
1765 (Layout::make_output_section): Likewise.
1766 (Layout::set_segment_offsets): Clear increase_relro when using a
1768 * layout.h (class Layout): Add increase_relro method. Add
1769 increase_relro_ field. Update declarations.
1770 * output.cc (Output_section::Output_section): Initialize
1771 is_last_relro_ and is_first_non_relro_.
1772 (Output_segment::add_output_section): Group relro sections is
1773 do_sort is true. Handle is_last_relro and is_first_non_relro.
1774 (Output_segment::maximum_alignment): Remove relro handling.
1775 (Output_segment::set_section_addresses): Add increase_relro
1776 parameter. Change all callers. Add initial alignment to align
1777 relro sections on separate page. Remove old relro handling.
1778 (Output_segment::set_section_list_addresses): Remove in_relro
1779 parameter. Change all callers.
1780 (Output_segment::set_offset): Add increase parameter. Change all
1781 callers. Remove old relro handling.
1782 * output.h (class Output_section): Add new methods: is_last_relro,
1783 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1784 Add is_last_relro_ and is_first_non_relro_ fields.
1785 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1786 Create separate .got.plt section. Call increase_relro.
1787 * x86_64.cc (Target_x86_64::got_section): Likewise.
1788 * testsuite/relro_script_test.t: Add .got.plt.
1791 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1792 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1793 (Layout::finalize): Call set_dynamic_symbol_size.
1794 (Layout::set_dynamic_symbol_size): New function.
1795 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1796 set_dynamic_symbol_size.
1799 * output.h (class Output_section): Add is_entsize_zero_ field.
1800 * output.cc (Output_section::Output_section): Initialize
1802 (Output_section::set_entsize): If two different entsizes are
1803 requested, force it to zero.
1804 (Output_section::add_input_section): Set flags for .debug_str
1805 before updating section flags. Set entsize.
1806 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1807 and SHF_STRING if all input sections have those flags.
1809 2009-12-29 Rafael Espindola <espindola@google.com>
1811 * main.cc (main): Fix the sys time reporting.
1812 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1815 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1817 * options.cc (General_options::parse_version): Allow -v to exit
1818 without an error if there is nothing to link.
1820 2009-12-29 Ian Lance Taylor <iant@google.com>
1822 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1823 using a version of gcc before 4.1.
1824 * configure: Rebuild.
1826 2009-12-28 Chris Demetriou <cgd@google.com>
1828 * attributes.cc (Output_attributes_section_data::do_write): Use
1829 std::vector::front rather than std::vector::data.
1831 2009-12-28 Ian Lance Taylor <iant@google.com>
1833 * symtab.h (class Symbol_table): Add enum Defined.
1834 * resolve.cc (Symbol_table::should_override): Add defined
1835 parameter. Change all callers. Test whether object is NULL
1836 before calling a method on it.
1837 (Symbol_table::report_resolve_problem): Add defined parameter.
1839 (Symbol_table::should_override_with_special): Likewise.
1840 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1841 parameter. Change all callers.
1842 (Symbol_table::do_define_in_output_data): Likewise.
1843 (Symbol_table::define_in_output_segment): Likewise.
1844 (Symbol_table::do_define_in_output_segment): Likewise.
1845 (Symbol_table::define_as_constant): Likewise.
1846 (Symbol_table::do_define_as_constant): Likewise.
1847 * script.h (class Symbol_assignment): Add is_defsym parameter to
1848 constructor; change all callers.
1849 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1850 parameter. Change all callers. Add is_defsym_ field.
1851 (class Parser_closure): Add parsing_defsym parameter to
1852 constructor; change all callers. Add parsing_defsym accessor
1853 function. Add parsing_defsym_ field.
1855 2009-12-28 Ian Lance Taylor <iant@google.com>
1857 * gold.cc (queue_middle_tasks): Fix formatting.
1858 * object.cc (Relobj::is_section_name_included): Likewise.
1860 2009-12-23 Ian Lance Taylor <iant@google.com>
1862 * i386.cc (Target_i386::do_calls_non_split): Recognize
1863 -fsplit-stack prologue for a function with a static chain.
1864 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1865 -fsplit-stack prologue when using %r11.
1867 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1869 * options.cc (General_options::parse_version): Make -v continue and do
1870 the link like GNU ld does.
1872 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1874 * Makefile.am (CCFILES): Add timer.cc.
1875 (HFILES): Add timer.h.
1876 * configure.ac: Check for sysconf and times.
1877 * main.cc: include timer.h.
1878 (main): Use Timer instead of get_run_time.
1881 * workqueue.cc: include timer.h.
1882 (Workqueue::find_and_run_task):
1883 Report user, sys and wall time.
1884 * Makefile.in: Regenerate.
1885 * config.in: Regenerate.
1886 * configure: Regenerate.
1888 2009-12-16 Doug Kwan <dougkwan@google.com>
1890 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1892 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1893 relaxed input sections.
1894 * output.cc (Output_section::find_relaxed_input_section): Change
1895 return type to Output_relaxed_input_section pointer. Adjust code
1896 for new type of relaxed_input_section_map_.
1897 * output.h (Output_section::find_relaxed_input_section): Change
1898 return type to Output_relaxed_input_section pointer.
1899 (Output_section::Output_relaxed_input_section_by_input_section_map):
1901 (Output_section::relaxed_input_section_map_): Change type to
1902 Output_section::Output_relaxed_input_section_by_input_section_map.
1903 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1906 2009-12-15 Ian Lance Taylor <iant@google.com>
1908 * layout.cc (Layout::create_shstrtab): Only write out after input
1909 sections if we are compressing debug sections.
1911 2009-12-15 Ian Lance Taylor <iant@google.com>
1913 * archive.cc (Archive::add_symbols): Only look up a symbol without
1914 a version if there is, in fact, a version.
1916 2009-12-14 Ian Lance Taylor <iant@google.com>
1918 Revert -Wshadow changes, all changes from:
1919 2009-12-11 Doug Kwan <dougkwan@google.com>
1920 2009-12-11 Nick Clifton <nickc@redhat.com>
1921 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1923 2009-12-11 Doug Kwan <dougkwan@google.com>
1925 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1927 * attributes.cc (Object_attribute::size): Ditto.
1928 (Attributes_section_data::size): Ditto.
1929 (Attributes_section_data::Attributes_section_data): Ditto.
1930 (Output_attributes_section_data::do_write): Ditto.
1931 * attributes.h (Object_attribute::set_type): Ditto.
1932 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1934 2009-12-11 Nick Clifton <nickc@redhat.com>
1936 * archive.cc: Fix shadowed variable warnings.
1938 * compressed_output.cc: Likewise.
1939 * compressed_output.h: Likewise.
1940 * configure: Likewise.
1941 * dwarf_reader.cc: Likewise.
1942 * dynobj.cc: Likewise.
1943 * dynobj.h: Likewise.
1944 * ehframe.cc: Likewise.
1945 * ehframe.h: Likewise.
1946 * errors.cc: Likewise.
1947 * expression.cc: Likewise.
1948 * fileread.cc: Likewise.
1949 * fileread.h: Likewise.
1950 * freebsd.h: Likewise.
1951 * i386.cc: Likewise.
1953 * incremental.h: Likewise.
1954 * layout.cc: Likewise.
1955 * layout.h: Likewise.
1956 * mapfile.cc: Likewise.
1957 * merge.cc: Likewise.
1958 * merge.h: Likewise.
1959 * object.cc: Likewise.
1960 * object.h: Likewise.
1961 * options.h: Likewise.
1962 * output.cc: Likewise.
1963 * output.h: Likewise.
1964 * parameters.cc: Likewise.
1965 * plugin.cc: Likewise.
1966 * powerpc.cc: Likewise.
1967 * reduced_debug_output.cc: Likewise.
1968 * reduced_debug_output.h: Likewise.
1969 * reloc.cc: Likewise.
1970 * reloc.h: Likewise.
1971 * resolve.cc: Likewise.
1972 * script-sections.cc: Likewise.
1973 * script.cc: Likewise.
1974 * script.h: Likewise.
1975 * sparc.cc: Likewise.
1976 * symtab.cc: Likewise.
1977 * symtab.h: Likewise.
1978 * target-select.cc: Likewise.
1979 * target-select.h: Likewise.
1980 * token.h: Likewise.
1981 * workqueue.cc: Likewise.
1982 * workqueue.h: Likewise.
1983 * x86_64.cc: Likewise.
1985 2009-12-10 Doug Kwan <dougkwan@google.com>
1987 * arm.cc (attributes.h): New include.
1988 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1989 (Arm_relobj::~Arm_relobj): Delete object pointed by
1990 attributes_section_data_.
1991 (Arm_relobj::attributes_section_data): New method definition.
1992 (Arm_relobj::attributes_section_data_): New data member declaration.
1993 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1994 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1995 attributes_section_data_.
1996 (Arm_dynobj::attributes_section_data): New method definition.
1997 (Arm_dynobj::attributes_section_data_): New data member declaration.
1998 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1999 initialization value of may_use_blx_ to false.
2000 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2001 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2002 object attributes to compute results instead of hard-coding.
2003 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2004 Target_arm::get_secondary_compatible_arch,
2005 Target_arm::set_secondary_compatible_arch
2006 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2007 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2008 New method declarations.
2009 (Target_arm::get_aeabi_object_attribute): New method definition.
2010 (Target_arm::attributes_section_data_): New data member declaration.
2011 (read_arm_attributes_section): New template definition.
2012 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2013 (Arm_dynobj::do_read_symbols): Ditto.
2014 (Target_arm::do_finalize_sections): Merge attributes sections from
2015 input. Check for BLX use after attributes section merging.
2016 Fix __exidx_start and __exidx_end visibility. Create an
2017 .ARM.attributes section if necessary.
2018 (Target_arm::get_secondary_compatible_arch,
2019 Target_arm::set_secondary_compatible_arch,
2020 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2021 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2022 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2023 New method definitions.
2025 2009-12-09 Ian Lance Taylor <iant@google.com>
2027 * plugin.cc (Plugin::load): Don't cast from void* to a function
2030 2009-12-09 Ian Lance Taylor <iant@google.com>
2032 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2035 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2037 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2038 Replace two_file_shared_1.so with two_file_shared_2.so.
2039 * testsuite/Makefile.in: Regenerated.
2041 2009-12-08 Doug Kwan <dougkwan@google.com>
2043 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2044 (HFILES): Add attributes.h and int_encoding.h.
2045 * Makefile.in: Regenerate.
2046 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2047 function definitions to int_encoding.cc
2048 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2049 prototypes to int_encoding.h
2050 * reduced_debug_output.cc (int_encoding.h): New include.
2051 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2052 function definitions to int_encoding.cc
2053 (insert_into_vector, read_from_pointer): Move template definitions to
2055 * attributes.cc: New file.
2056 * attributes.h: New file.
2057 * int_encoding.cc: New file.
2058 * int_encoding.h: New file.
2060 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2063 * incremental-dump.cc (dump_incremental_inputs): New.
2064 (main): Use dump_incremental_inputs.
2066 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2069 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2070 checking elfcpp::STT_FUNC.
2071 (Target_i386::Relocate::relocate): Likewise.
2072 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2074 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2075 symbols from shared libraries into normal FUNC symbols.
2077 * symtab.h (Symbol): Add is_func and use it.
2079 2009-12-05 Doug Kwan <dougkwan@google.com>
2081 * arm.cc (Target_arm::arm_info): Initialize new fields
2082 attributes_section and attributes_vendor.
2083 * i386.cc (Target_i386::i386_info): Same.
2084 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2085 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2086 fields attributes_section and attributes_vendor.
2087 * sparc.cc (Target_sparc::sparc_info): Same.
2088 * target.h (Target::attributes_section, Target::attributes_vendor,
2089 Target::is_attributes_section, Target::attribute_arg_type,
2090 Target::attributes_order): New method definitions.
2091 (Target::Target_info::attributes_section,
2092 Target::Target_info::attributes_vendor): New fields.
2093 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2094 virtual method definitions.
2095 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2096 attributes_section and attributes_vendor.
2097 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2099 2009-12-05 Doug Kwan <dougkwan@google.com>
2101 * arm.cc: Update comments about interworking and stub generation.
2102 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2103 considered as non-PIC.
2104 (Arm_relocate_functions::base_abs): Fix formatting.
2105 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2106 of function to use GOT entry address instead of offset.
2107 (Target_arm::Scan::global): Issue an error if a symbol would need a
2108 PLT does not get one because it is untyped. Remove code to create
2109 dynamic symbols for relative branches.
2110 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2111 takes unsigned integer instead of boolean.
2113 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2115 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2116 (two_file_test_LDADD): Likewise.
2117 (common_test_1_LDADD): Likewise.
2118 (exception_test_LDADD) Likewise.
2119 (weak_test_LDADD): Likewise.
2120 (many_sections_test_LDADD): Likewise.
2121 (initpri1_LDADD): Likewise.
2122 (script_test_1_LDADD): Likewise.
2123 (script_test_2_LDADD): Likewise.
2124 (justsyms_LDADD): Likewise.
2125 (binary_test_LDADD): Likewise.
2126 (large_LDADD): Likewise.
2127 * testsuite/Makefile.in: Regenerated.
2129 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2131 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2132 (Symbol_table::override_with_special): Likewise.
2133 (Symbol_table::add_from_object): Likewise.
2135 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2137 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2138 Don't set the data_offset twice.
2140 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2142 * testsuite/Makefile.in: Regenerate.
2144 2009-12-03 Doug Kwan <dougkwan@google.com>
2146 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2147 (Target_arm::do_finalize_sections): Add parameter for symbol table
2148 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2149 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2150 parameter for symbol table pointer.
2151 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2152 an additional parameter for a pointer to symbol table.
2153 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2154 parameter for a symbol table pointer.
2155 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2156 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2158 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2159 parameter for a symbol table pointer.
2161 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2163 * incremental.cc (Incremental_inputs_header)
2164 (Incremental_inputs_header_write, Incremental_inputs_entry)
2165 (Incremental_inputs_entry_write): Move ...
2166 * incremental.h (Incremental_inputs_header)
2167 (Incremental_inputs_header_write, Incremental_inputs_entry)
2168 (Incremental_inputs_entry_write): here.
2170 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2172 * incremental.cc (make_sized_incremental_binary): Set the target.
2173 Error if it is incompatible.
2174 * output.h (Output_file): Add filename method.
2176 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2178 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2179 from the get_* methods.
2181 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2183 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2184 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2185 Write 0 for the data_offset of scripts.
2187 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2189 * testsuite/Makefile.am: Add the incremental_test.sh test.
2190 * testsuite/incremental_test.sh: New.
2191 * testsuite/incremental_test_1.c: New.
2192 * testsuite/incremental_test_2.c: New.
2194 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2196 * incremental-dump.cc (main): Fix typos.
2198 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2201 * incremental-dump.cc (main): Use llu to print 64 bit values.
2203 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2204 H.J. Lu <hongjiu.lu@intel.com>
2206 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2208 (incremental_dump_LDADD): Likewise.
2209 * Makefile.in: Regenerated.
2211 2009-11-25 Doug Kwan <dougkwan@google.com>
2215 2009-11-25 Doug Kwan <dougkwan@google.com>
2217 * arm.cc (Target_arm::Target_arm): Move method definition
2218 outside of class definition. Add code to handle
2219 --target1-rel, --target1-abs and --target2= options.
2220 (Target_arm::get_reloc_reloc_type): Change method to be
2221 non-static and const.
2222 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2223 New data member declaration.
2224 (Target_arm::Scan::local, Target_arm::Scan::global,
2225 Target_arm::Relocate::relocate,
2226 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2227 Adjust call to Target_arm::get_real_reloc_type.
2228 (Target_arm::get_real_reloc_type): Use command line options
2229 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2230 * options.h (--target1-rel, --target1-abs, --target2): New
2233 2009-11-25 Doug Kwan <dougkwan@google.com>
2235 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2236 class definition. Add code to handle --target1-rel, --target1-abs
2237 and --target2= options.
2238 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2240 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2242 (Target_arm::Scan::local, Target_arm::Scan::global,
2243 Target_arm::Relocate::relocate,
2244 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2245 call to Target_arm::get_real_reloc_type.
2246 (Target_arm::get_real_reloc_type): Use command line options to
2247 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2248 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2251 2009-11-25 Doug Kwan <dougkwan@google.com>
2253 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2254 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2255 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2257 (Arm_relocate_functions::thm_call): Replace body with a call to
2258 Arm_relocate_functions::thumb_branch_common.
2259 (Arm_relocate_functions::thm_jump24,
2260 Arm_relocate_functions::thm_xpc22): New method definitions.
2261 (Arm_relocate_functions::thumb_branch_common): New method definition.
2262 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2264 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2265 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2267 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2269 * Makefile.am: Build incremental-dump
2270 * Makefile.in: Regenerate.
2271 * incremental-dump.cc: New.
2272 * incremental.cc (Incremental_inputs_header_data,
2273 Incremental_inputs_entry_data): Move to incremental.h
2274 * incremental.h: (Incremental_inputs_header_data,
2275 Incremental_inputs_entry_data): Move from incremental.cc
2277 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2279 * incremental.cc (Incremental_inputs_header,
2280 Incremental_inputs_header_write, Incremental_inputs_entry,
2281 Incremental_inputs_entry_write): Add a typedef with the data type.
2283 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2285 * incremental.cc (Incremental_inputs_header,
2286 Incremental_inputs_header_write, Incremental_inputs_entry,
2287 Incremental_inputs_entry_write): Update comment about which
2288 type has the filed descriptions.
2290 2009-11-15 Doug Kwan <dougkwan@google.com>
2292 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2293 (Arm_relocate_functions::arm_branch_common): Change method defintion
2294 in class definition to a method declaration and update list of formal
2296 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2297 Arm_relocation_functions::jump24): Adjust call to
2298 Arm_relocate_functions::arm_branch_common. Update list of formal
2300 (Arm_relocate_functions::xpc25): New method definition.
2301 (Arm_relocate_functions::arm_branch_common): Move method defintion
2302 out from class definition. Use stubs for mode-switching and extending
2304 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2305 specially. Change code to enable use of stubs in ARM branches.
2307 2009-11-10 Doug Kwan <dougkwan@google.com>
2309 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2310 in method declaration.
2311 (Target_arm::relocate_stub): New method declaration.
2312 (Target_arm::default_target): Change to return a pointer instead of
2314 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2315 Target_arm::default_target.
2316 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2318 (Target_arm::relocate_section): Adjust view.
2319 (Target_arm::relocate_stub): New method definition.
2321 2009-11-10 Doug Kwan <dougkwan@google.com>
2323 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2325 * incremental.cc (open_incremental_binary): Initialized local
2326 variables to avoid warnings.
2327 * object.cc (make_elf_object): Ditto.
2328 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2331 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2334 * testsuite/plugin_test.c: Include "config.h".
2336 2009-11-09 Doug Kwan <dougkwan@google.com>
2338 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2339 (arm_symbol_value): Remove.
2340 (Arm_relocate_functions::arm_branch_common,
2341 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2342 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2343 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2344 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2345 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2346 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2347 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2348 Arm_relocate_functions::thm_mobw_abs_nc,
2349 Arm_relocate_functions::thm_mov_abs,
2350 Arm_relocate_functions::movw_prel_nc,
2351 Arm_relocate_functions::thm_movt_abs,
2352 Arm_relocate_functions::movt_prel,
2353 Arm_relocate_functions::thm_movw_prel_nc,
2354 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2355 (Target_arm::Relocate::relocate): Only decompose address into two
2356 parts if relocation type uses the thumb-bit and pass the actual
2357 bit instead of a flag indicating that the thumb-bit is used. Adjust
2358 calls to methods in Arm_relocate_functions for this change.
2360 2009-11-08 Ian Lance Taylor <iant@google.com>
2363 * reloc.cc: Instantiate
2364 Sized_relobj::initialize_input_to_output_maps and
2365 Sized_relobj:free_input_to_output_maps.
2367 2009-11-06 Ian Lance Taylor <iant@google.com>
2370 * defstd.cc (in_segment): Set only_if_ref true for "end".
2372 2009-11-06 Doug Kwan <dougkwan@google.com>
2374 * arm.cc (class Reloc_stub): Correct a comment.
2375 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2376 (Target_arm::scan_section_for_stubs): New method declaration.
2377 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2378 Change methods from private to protected.
2379 (Target_arm::do_may_relax): New method definition.
2380 (Target_arm::do_relax, Target_arm::group_sections,
2381 Target_arm::scan_reloc_for_stub,
2382 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2383 (Target_arm::arm_input_section_map_): New data member declaration.
2384 (Target_arm::scan_reloc_for_stub,
2385 Target_arm::scan_reloc_section_for_stubs,
2386 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2387 Target_arm::do_relax): New method definitions.
2389 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2391 * configure.ac: Check for (struct stat)::st_mtim
2392 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2393 * config.in: Regenerate.
2394 * configure: Regenerate.
2396 2009-11-05 Ian Lance Taylor <iant@google.com>
2399 * output.cc (Output_segment::add_output_section): Add missing
2402 2009-11-04 Ian Lance Taylor <iant@google.com>
2405 * object.h (class Object): Add is_needed and set_is_needed
2406 methods. Add is_needed_ field. Make bool fields into bitfields.
2407 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2408 defined in a dynamic object and referenced by a regular object,
2409 set is_needed for the dynamic object.
2410 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2411 if the file is marked with as_needed and it is not needed.
2413 2009-11-04 Ian Lance Taylor <iant@google.com>
2416 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2417 tags if data is discarded by linker script.
2418 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2419 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2420 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2421 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2423 2009-11-04 Ian Lance Taylor <iant@google.com>
2425 * layout.cc (Layout::get_output_section): Add is_interp and
2426 is_dynamic_linker_section parameters. Change all callers.
2427 (Layout::choose_output_section): Likewise.
2428 (Layout::make_output_section): Likewise.
2429 (Layout::add_output_section_data): Add is_dynamic_linker_section
2430 parameter. Change all callers.
2431 * layout.h (class Layout): Update declarations.
2432 * output.h (class Output_section): Add is_interp, set_is_interp,
2433 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2434 Add is_interp_, is_dynamic_linker_section_ fields. Change
2435 generate_code_fills_at_write_ to a bitfield.
2436 * output.cc (Output_section::Output_sections): Initialize new
2438 (Output_segment::add_output_section): Add do_sort parameter.
2441 2009-11-03 Ian Lance Taylor <iant@google.com>
2444 * options.h (class General_options): Add --warn-common.
2445 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2446 merging two common symbols.
2447 (Symbol_table::should_override): Handle --warn-common when merging
2448 a common symbol with a defined symbol. Use report_resolve_problem
2449 for multiple definitions.
2450 (Symbol_table::report_resolve_problem): New function.
2451 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2453 2009-11-03 Doug Kwan <dougkwan@google.com>
2455 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2457 (Target_arm::stub_factory): New method definition.
2458 (Target_arm::new_arm_input_section,
2459 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2460 Target_arm::reloc_uses_thumb_bit): New method declarations.
2461 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2462 New type definitions.
2463 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2464 member declarations.
2465 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2466 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2467 New method definitions.
2469 2009-11-03 Ian Lance Taylor <iant@google.com>
2471 * options.h (class General_options): Add --warn_constructors.
2473 2009-11-03 Ian Lance Taylor <iant@google.com>
2476 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2477 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2479 2009-11-03 Ian Lance Taylor <iant@google.com>
2482 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2483 --msgid-bugs-address.
2484 (install-pdf): New target.
2485 (install-data_yes): Look up one directory to find mkinstalldirs.
2487 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2489 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2492 2009-10-30 Doug Kwan <dougkwan@google.com>
2494 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2496 2009-10-30 Doug Kwan <dougkwan@google.com>
2498 * arm.cc (Stub_addend_reader): New struct template definition
2499 and partial specializations.
2500 (Stub_addend_reader::operator()): New method definition for a
2501 partially specialized template.
2503 2009-10-30 Doug Kwan <dougkwan@google.com>
2505 * arm.cc (Arm_relobj::processor_specific_flags): New method
2507 (Arm_relobj::do_read_symbols): New method declaration.
2508 (Arm_relobj::processor_specific_flags_): New data member declaration.
2509 (Arm_dynobj): New class definition.
2510 (Target_arm::do_finalize_sections): Add input_objects parameter.
2511 (Target_arm::do_adjust_elf_header): New method declaration.
2512 (Target_arm::are_eabi_versions_compatible,
2513 (Target_arm::merge_processor_specific_flags): New method declaration.
2514 (Target_arm::do_make_elf_object): New overloaded method definitions
2516 (Arm_relobj::do_read_symbols): New method definition.
2517 (Arm_dynobj::do_read_symbols): Ditto.
2518 (Target_arm::do_finalize_sections): Add input_objects parameters.
2519 Merge processor-specific flags from all input objects.
2520 (Target_arm::are_eabi_versions_compatible,
2521 Target_arm::merge_processor_specific_flags,
2522 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2523 New method definitions.
2524 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2525 Input_objects pointer type parameter.
2526 * layout.cc (Layout::finalize): Pass input objects to target's.
2527 finalize_sections function.
2528 * output.cc (Output_file_header::do_sized_write): Set ELF file
2529 header's processor-specific flags.
2530 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2531 Input_objects pointer type parameter.
2532 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2533 * target.h (Input_objects): New forward class declaration.
2534 (Target::processor_specific_flags,
2535 Target::are_processor_specific_flags_sect): New method definitions.
2536 (Target::finalize_sections): Add input_objects parameter.
2537 (Target::Target): Initialize processor_specific_flags_ and
2538 are_processor_specific_flags_set_.
2539 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2541 (Target::set_processor_specific_flags): New method definition.
2542 (Target::processor_specific_flags_,
2543 Target::are_processor_specific_flags_set_): New data member
2545 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2546 Input_objects pointer type parameter.
2548 2009-10-30 Doug Kwan <dougkwan@google.com>
2550 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2552 2009-10-28 Ian Lance Taylor <iant@google.com>
2554 * object.h (class Relobj): Drop options parameter from
2555 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2556 do_scan_relocs, do_relocate. Change all callers.
2557 (class Sized_relobj): Drop options parameters from
2558 do_gc_process_relocs, do_scan_relocs, do_relocate,
2559 do_relocate_sections, relocate_sections, emit_relocs_scan,
2560 emit_relocs_scan_reltype. Change all callers.
2561 (struct Relocate_info): Remove options field and all references to
2563 * reloc.h (class Read_relocs): Remove options constructor
2564 parameter and options_ field. Change all callers.
2565 (class Gc_process_relocs, class Scan_relocs): Likewise.
2566 (class Relocate_task): Likewise.
2567 * target-reloc.h (scan_relocs): Remove options parameter. Change
2569 (scan_relocatable_relocs): Likewise.
2570 * target.h (class Sized_target): Remove options parameter from
2571 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2573 * gc.h (gc_process_relocs): Remove options parameter. Change all
2575 * arm.cc: Update functions to remove options parameters.
2576 * i386.cc: Likewise.
2577 * powerpc.cc: Likewise.
2578 * sparc.cc: Likewise.
2579 * x86_64.cc: Likewise.
2580 * testsuite/testfile.cc: Likewise.
2582 2009-10-28 Doug Kwan <dougkwan@google.com>
2584 * arm.cc (Arm_relobj): New class definition.
2585 (Arm_relobj::scan_sections_for_stubs,
2586 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2587 New method definitions.
2589 2009-10-28 Cary Coutant <ccoutant@google.com>
2591 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2592 (Plugin::cleanup_done_): New member.
2593 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2594 (Plugin_manager::cleanup_done_): Remove.
2595 (Plugin_manager::add_input_file): Edit error message.
2596 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2597 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2599 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2601 * fileread.cc: (File_read::View::~View): Use the new
2602 data_ownership_ filed.
2603 (File_read::~File_read): Dispose the new whole_file_view_.
2604 (File_read::open): Mmap the whole file if needed.
2605 (File_read::open): Use whole_file_view_ instead of contents_.
2606 (File_read::find_view): Use whole_file_view_ if applicable.
2607 (File_read::do_read): Use whole_file_view_ instead of contents_.
2608 (File_read::make_view): Use whole_file_view_ instead of contents_,
2609 update File_read::View::View call.
2610 (File_read::find_or_make_view): Update File_read::View::View
2612 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2614 (File_read::View::Data_ownership): New enum.
2615 (File_read::View::View): Replace bool mapped_ with Data_ownership
2617 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2618 (File_read::View::data_ownership_): New field.
2619 (File_read::contents_): Remove (replaced by whole_file_view_).
2620 (File_read::whole_file_view_): New field.
2621 * options.h (class General_options): Add --keep-files-mapped.
2623 2009-10-27 Cary Coutant <ccoutant@google.com>
2625 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2626 * testsuite/Makefile.am (plugin_test_5): New test case.
2627 * testsuite/Makefile.in: Regenerate.
2629 2009-10-25 Doug Kwan <dougkwan@google.com>
2631 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2632 from private to protected to allow access by child class.
2633 (Sized_relobj::do_relocate_sections): New method declaration.
2634 (Sized_relobj::relocate_sections): Virtualize.
2635 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2636 Sized_relobj::relocate_sections. Instantiate template explicitly
2637 for different target sizes and endianity.
2639 2009-10-24 Doug Kwan <dougkwan@google.com>
2641 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2642 (Arm_input_section::as_arm_input_section): New method.
2643 (Arm_output_section): New class definition.
2644 (Arm_output_section::create_stub_group,
2645 Arm_output_section::group_sections): New method definitions.
2647 2009-10-22 Doug Kwan <dougkwan@google.com>
2649 * arm.cc (Arm_input_section): New class definition.
2650 (Arm_input_section::init, Arm_input_section:do_write,
2651 Arm_input_section::set_final_data_size,
2652 Arm_input_section::do_reset_address_and_file_offset): New method
2655 2009-10-21 Doug Kwan <dougkwan@google.com>
2657 * arm.cc (Stub_table, Arm_input_section): New forward class
2659 (Stub_table): New class defintion.
2660 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2661 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2662 New method definition.
2664 2009-10-21 Doug Kwan <dougkwan@google.com>
2666 * arm.cc: Update copyright comments.
2667 (Target_arm): New forward class template declaration.
2668 (Arm_address): New type.
2669 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2670 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2671 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2673 (Insn_template): Same.
2674 (DEF_STUBS): New macro.
2675 (Stub_type): New enum type.
2676 (Stub_template): New class definition.
2679 (Stub_factory): Same.
2680 (Target_arm::Target_arm): Initialize may_use_blx_ and
2681 should_force_pic_veneer_.
2682 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2683 Target_arm::should_force_pic_veneer,
2684 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2685 Target_arm::using_thumb_only, Target_arm:;default_target): New
2687 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2688 New data member declarations.
2689 (Insn_template::size, Insn_template::alignment): New method defintions.
2690 (Stub_template::Stub_template): New method definition.
2691 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2692 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2693 (Stub_factory::Stub_factory): New method definition.
2694 * gold.h (string_hash): New template.
2695 * output.h (Input_section_specifier::hash_value): Use
2697 (Input_section_specifier::string_hash): Remove.
2698 * stringpool.cc (Stringpool_template::string_hash): Use
2701 2009-10-20 Doug Kwan <dougkwan@google.com>
2703 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2704 symbols of relaxed input sections.
2705 * output.h (Output_section::find_relaxed_input_section): Make
2708 2009-10-16 Doug Kwan <dougkwan@google.com>
2710 * dynobj.cc (Versions::Versions): Initialize version_script_.
2711 Only insert base version symbol definition for a shared object
2712 if version script defines any version versions.
2713 (Versions::define_base_version): New method definition.
2714 (Versions::add_def): Check that base version is not needed.
2715 (Versions::add_need): Define base version lazily.
2716 * dynobj.h (Versions::define_base_version): New method declaration.
2717 (Versions::needs_base_version_): New data member declaration.
2718 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2719 (check_DATA): Add no_version_test.stdout.
2720 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2722 * testsuite/Makefile.in: Regenerate.
2723 * testsuite/no_version_test.c: New file.
2724 * testsuite/no_version_test.sh: Ditto.
2726 2009-10-16 Doug Kwan <dougkwan@google.com>
2728 * expression.cc (class Segment_start_expression): New class definition.
2729 (Segment_start_expression::value): New method definition.
2730 (script_exp_function_segment_start): Return a new
2731 Segment_start_expression.
2732 * gold/script-c.h (script_saw_segment_start_expression): New function
2734 * script-sections.cc (Script_sections::Script_sections): Initialize
2735 SAW_SEGMENT_START_EXPRESSION_ to false.
2736 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2737 and -Tbbs options to specify section addresses if given in
2738 command line and no SEGMENT_START expression is seen in a script.
2739 * script-sections.h (Script_sections::saw_segment_start_expression,
2740 Script_sections::set_saw_segment_start_expression): New method
2742 (Script_sections::saw_segment_start_expression_): New data member
2744 * script.cc (script_saw_segment_start_expression): New function.
2745 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2746 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2747 script_test_7.sh and script_test_8.sh.
2748 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2749 script_test_8.stdout.
2750 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2751 (script_test_6, script_test_6.stdout, script_test_7,
2752 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2753 * Makefile.in: Regenerate.
2754 * testsuite/script_test_6.sh: New file.
2755 * testsuite/script_test_6.t: Same.
2756 * testsuite/script_test_7.sh: Same.
2757 * testsuite/script_test_7.t: Same.
2758 * testsuite/script_test_8.sh: Same.
2760 2009-10-16 Doug Kwan <dougkwan@google.com>
2762 * output.cc (Output_segment::set_section_list_address): Cast
2763 expressions to unsigned long long type to avoid format warnings.
2765 2009-10-15 Ian Lance Taylor <iant@google.com>
2767 * script.cc (Script_options::add_symbol_assignment): Always add a
2768 dot assignment to script_sections_.
2769 * script-sections.cc (Script_sections::add_dot_assignment):
2770 Initialize if necessary.
2772 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2773 program headers with no load segment if there is a linker script.
2775 * layout.cc (Layout::set_segment_offsets): Align the file offset
2776 to the segment aligment for -N or -n with no load segment.
2777 * output.cc (Output_segment::add_output_section): Don't crash if
2778 the first section is a TLS section.
2779 (Output_segment::set_section_list_addresses): Print an error
2780 message if the address moves backward in a linker script.
2781 * script-sections.cc
2782 (Output_section_element_input::set_section_addresses): Don't
2783 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2784 (Orphan_output_section::set_section_addresses): Likewise.
2786 2009-10-15 Doug Kwan <dougkwan@google.com>
2788 * layout.cc (Layout::finish_dynamic_section): Generate tags
2789 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2790 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2791 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2793 2009-10-14 Ian Lance Taylor <iant@google.com>
2795 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2797 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2798 data_shdr fields of relinfo.
2799 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2800 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2801 R_386_TLS_LDO_32, adjust based on section flags.
2802 (Target_i386::Relocate::fix_up_ldo): Remove.
2804 2009-10-13 Ian Lance Taylor <iant@google.com>
2806 Add support for -pie.
2807 * options.h (class General_options): Add -pie and
2809 (General_options::output_is_position_independent): Test -pie.
2810 (General_options::output_is_executable): Return true if not shared
2811 and not relocatable.
2812 (General_options::output_is_pie): Remove.
2813 * options.cc (General_options::finalize): Reject incompatible uses
2815 * gold.cc (queue_middle_tasks): A -pie link is not static.
2816 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2817 * symtab.cc (Symbol::final_value_is_known): Return false if
2818 output_is_position_independent.
2819 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2820 output_is_position_independent.
2821 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2822 output_is_position_independent.
2823 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2824 output_is_position_independent.
2825 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2827 (basic_pie_test.o, basic_pie_test): New targets.
2828 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2829 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2830 (two_file_pie_test): New target.
2831 * testsuite/Makefile.in: Rebuild.
2832 * README: Remove note saying that -pie is not supported.
2834 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2836 * options.h (class General_options): Add -init and -fini.
2837 * layout.cc (Layout::finish_dynamic_section): Emit
2838 given init and fini functions.
2840 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2842 * gc.h (gc_process_relocs): Check if icf is enabled using new
2844 * gold.cc (queue_initial_tasks): Likewise.
2845 (queue_middle_tasks): Likewise.
2846 * object.cc (do_layout): Likewise.
2847 * symtab.cc (is_section_folded): Likewise.
2848 * main.cc (main): Likewise.
2849 * reloc.cc (Read_relocs::run): Likewise.
2850 (Sized_relobj::do_scan_relocs): Likewise.
2851 * icf.cc (is_function_ctor_or_dtor): New function.
2852 (Icf::find_identical_sections): Check if function is ctor or dtor when
2854 * options.h (General_options::icf): Change option to be an enum.
2855 (Icf_status): New enum.
2856 (icf_enabled): New method.
2857 (icf_safe_folding): New method.
2858 (set_icf_status): New method.
2859 (icf_status_): New variable.
2860 * (options.cc) (General_options::finalize): Set icf_status_.
2861 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2862 icf_test and icf_keep_unique_test to use the --icf enum flag.
2863 * testsuite/icf_safe_test.sh: New file.
2864 * testsuite/icf_safe_test.cc: New file.
2866 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2868 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2869 includes to gc.h and icf.h.
2870 * arm.cc: Include gc.h.
2871 * gold.cc: Likewise.
2872 * i386.cc: Likewise.
2873 * powerpc.cc: Likewise.
2874 * sparc.cc: Likewise.
2875 * x86_64.cc: Likewise.
2876 * gc.h: Include icf.h.
2878 2009-10-11 Ian Lance Taylor <iant@google.com>
2880 * plugin.cc: Include "gold.h" before other header files.
2882 2009-10-10 Chris Demetriou <cgd@google.com>
2884 * options.h (Input_file_argument::Input_file_type): New enum.
2885 (Input_file_argument::is_lib_): Replace with...
2886 (Input_file_argument::type_): New member.
2887 (Input_file_argument::Input_file_argument): Take Input_file_type
2888 'type' rather than boolean 'is_lib' as second argument.
2889 (Input_file_argument::is_lib): Use type_.
2890 (Input_file_argument::is_searched_file): New function.
2891 (Input_file_argument::may_need_search): Handle is_searched_file.
2892 * options.cc (General_options::parse_library): Support -l:filename.
2893 (General_options::parse_just_symbols): Update for Input_file_argument
2895 (Command_line::process): Likewise.
2896 * archive.cc (Archive::get_file_and_offset): Likewise.
2897 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2898 * script.cc (read_script_file, script_add_file): Likewise.
2899 * fileread.cc (Input_file::Input_file): Likewise.
2900 (Input_file::will_search_for): Handle is_searched_file.
2901 (Input_file::open): Likewise.
2902 * readsyms.cc (Read_symbols::get_name): Likewise.
2903 * testsuite/Makefile.am (searched_file_test): New test.
2904 * testsuite/Makefile.in: Regenerate.
2905 * testsuite/searched_file_test.cc: New file.
2906 * testsuite/searched_file_test_lib.cc: New file.
2908 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2909 Ian Lance Taylor <iant@google.com>
2911 * descriptor.cc: Include <cstdio> and "binary-io.h".
2912 (Descriptors::open): Open the files in binary mode always.
2913 * script.cc (Lex::get_token): Treat \r as whitespace.
2915 2009-10-09 Ian Lance Taylor <iant@google.com>
2917 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2919 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2920 Ian Lance Taylor <iant@google.com>
2922 * configure.ac: Check for readv function also.
2923 * fileread.cc (readv): Define if not HAVE_READV.
2924 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2926 * config.in: Regenerate.
2927 * configure: Regenerate.
2929 2009-10-09 Doug Kwan <dougkwan@google.com>
2931 * layout.cc (Layout::make_output_section): Call target hook to make
2932 ordinary output section.
2933 (Layout::finalize): Adjust parameter list of call the
2934 Target::may_relax().
2935 * layout.h (class Layout::section_list): New method.
2936 * merge.h (Output_merge_base::entsize): Change visibility to public.
2937 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2939 (Output_merge_string::do_is_string): New method.
2940 * object.cc (Sized_relobj::do_setup): renamed from
2941 Sized_relobj::set_up.
2942 * object.h (Sized_relobj::adjust_shndx,
2943 Sized_relobj::initializ_input_to_output_maps,
2944 Sized_relobj::free_input_to_output_maps): Change visibilities to
2946 (Sized_relobj::setup): Virtualize.
2947 (Sized_relobj::do_setup): New method declaration.
2948 (Sized_relobj::invalidate_section_offset,
2949 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2950 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2951 * options.cc (parse_int): New function.
2952 * options.h (parse_int): New declaration.
2953 (DEFINE_int): New macro.
2954 (stub_group_size): New option.
2955 * output.cc (Output_section::Output_section): Initialize memebers
2956 merge_section_map_, merge_section_by_properties_map_,
2957 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2958 (Output_section::add_input_section): Handled deferred code-fill
2959 generation and remove an old comment.
2960 (Output_section::add_relaxed_input_section): New method definition.
2961 (Output_section::add_merge_input_section): Use merge section by
2962 properties map to speed to search. Update merge section maps
2964 (Output_section::build_relaxation_map): New method definition.
2965 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2967 (Output_section::relax_input_section): Renamed to
2968 Output_section::convert_input_sections_to_relaxed_sections and change
2969 interface to take a vector of pointers to relaxed sections.
2970 (Output_section::find_merge_section,
2971 Output_section::find_relaxed_input_section): New method definitions.
2972 (Output_section::is_input_address_mapped,
2973 Output_section::output_offset, Output_section::output_address):
2974 Use output section data maps to speed up searching.
2975 (Output_section::find_starting_output_address): Add comments.
2976 (Output_section::do_write,
2977 Output_section::write_to_postprocessing_buffer): Do code-fill
2978 generation as appropriate.
2979 (Output_section::get_input_sections): Invalidate relaxed input section
2981 (Output_section::restore_states): Adjust type of checkpoint .
2982 Invalidate relaxed input section map.
2983 * output.h (Output_merge_base): New class declaration.
2984 (Input_section_specifier): New class defintion.
2985 (class Output_relaxed_input_section) Change base class to
2986 Output_section_data_build.
2987 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2988 base class initializer.
2989 (Output_section::add_relaxed_input_section): New method declaration.
2990 (Output_section::Input_section): Change visibility to protected.
2991 (Output_section::Input_section::relobj,
2992 Output_section::Input_section::shndx): Handle relaxed input sections.
2993 Output_section::input_sections) Change visibility to protected. Also
2994 define overload to return a non-const pointer.
2995 (Output_section::Merge_section_properties): New class defintion.
2996 (Output_section::Merge_section_by_properties_map,
2997 Output_section::Output_section_data_by_input_section_map,
2998 Output_section::Relaxation_map): New types.
2999 (Output_section::relax_input_section): Rename method to
3000 Output_section::convert_input_sections_to_relaxed_sections and change
3001 interface to take a vector of relaxed section pointers.
3002 (Output_section::find_merge_section,
3003 Output_section::find_relaxed_input_section,
3004 Output_section::build_relaxation_map,
3005 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3006 New method declarations.
3007 (Output_section::merge_section_map_
3008 Output_section::merge_section_by_properties_map_,
3009 Output_section::relaxed_input_section_map_,
3010 Output_section::is_relaxed_input_section_map_valid_,
3011 Output_section::generate_code_fills_at_write_): New data members.
3012 * script-sections.cc
3013 (Output_section_element_input::set_section_addresses): Call
3014 current_data_size and addralign methods of relaxed input sections.
3015 (Orphan_output_section::set_section_addresses): Call current_data_size
3016 and addralign methods of relaxed input sections.
3017 * symtab.cc (Symbol_table::compute_final_value): Extract template
3018 from the body of Symbol_table::sized_finalize_symbol.
3019 (Symbol_table::sized_finalized_symbol): Call
3020 Symbol_table::compute_final_value.
3021 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3022 (Symbol_table::compute_final_value): New templated method declaration.
3023 * target.cc (Target::do_make_output_section): New method defintion.
3024 * target.h (Target::make_output_section): New method declaration.
3025 (Target::relax): Add more parameters for input objects, symbol table
3026 and layout. Adjust call to do_relax.
3027 (Target::do_make_output_section): New method declaration.
3028 (Target::do_relax): Add parameters for input objects, symbol table
3031 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3033 * pread.c: Include stdio.h.
3035 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3037 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3040 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3042 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3043 Change read_shndx type to unsigned int.
3044 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3046 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3047 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3048 Change read_shndx type to unsigned int.
3049 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3051 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3052 * layout.cc (Layout::create_symtab_sections): Cast the result of
3053 local_symcount * symsize to off_t in the gold_assert.
3055 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3057 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3058 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3060 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3061 (Arm_relocate_functions::thm_abs5): New function.
3062 (Arm_relocate_functions::abs12): New function.
3063 (Arm_relocate_functions::abs16): New function.
3064 (Arm_relocate_functions::base_abs): New function.
3065 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3066 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3067 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3069 (Scan::global): Likewise.
3070 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3071 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3072 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3073 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3076 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3078 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3079 (Arm_relocate_functions::movt_prel): New function.
3080 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3081 (Arm_relocate_functions::thm_movt_prel): New function.
3082 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3083 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3084 (Scan::global, Relocate::relocate): Likewise.
3085 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3087 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3089 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3090 Incremental_checker.
3091 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3093 (class Incremental_inputs_header): New class.
3094 (Incremental_inputs_header_writer): Edit comment.
3095 (Incremental_inputs_entry): New class.
3096 (Incremental_inputs_entry_writer): Edit comment.
3097 (Sized_incremental_binary::do_find_incremental_inputs_section):
3098 Add *strtab_shndx parameter, fill it.
3099 (Sized_incremental_binary::do_check_inputs): New method.
3100 (Incremental_checker::can_incrementally_link_output_file): Use
3101 Sized_incremental_binary::check_inputs.
3102 (Incremental_inputs::report_command_line): Save command line in
3105 (Incremental_binary::find_incremental_inputs_section): New
3107 (Incremental_binary::do_find_incremental_inputs_section): Add
3108 strtab_shndx parameter.
3109 (Incremental_binary::do_check_inputs): New pure virtual method.
3110 (Sized_incremental_binary::do_check_inputs): Declare.
3111 (Incremental_checker::Incremental_checker): Add incremental_inputs
3112 parameter, use it to initialize incremental_inputs_.
3113 (Incremental_checker::incremental_inputs_): New field.
3114 (Incremental_checker::command_line): New method.
3115 (Incremental_checker::inputs): New method.
3116 (Incremental_checker::command_line_): New field.
3118 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3120 * incremental.cc: Include <cstdarg> and "target-select.h".
3121 (vexplain_no_incremental): New function.
3122 (explain_no_incremental): New function.
3123 (Incremental_binary::error): New method.
3124 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3126 (make_sized_incremental_binary): New function.
3127 (open_incremental_binary): New function.
3128 (can_incrementally_link_file): Add checks if output is ELF and has
3130 * incremental.h: Include "elfcpp_file.h" and "output.h".
3131 (Incremental_binary): New class.
3132 (Sized_incremental_binary): New class.
3133 (open_incremental_binary): Declare.
3134 * object.cc (is_elf_object): Use
3135 elfcpp::Elf_recognizer::is_elf_file.
3136 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3137 * output.h (Output_file::filesize): New method.
3139 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3141 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3143 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3144 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3146 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3148 (Arm_relocate_functions::movw_abs_nc): New function.
3149 (Arm_relocate_functions::movt_abs): New function.
3150 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3151 (Arm_relocate_functions::thm_movt_abs): New function.
3152 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3153 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3154 (Scan::global): Likewise.
3155 (Relocate::relocate): Likewise.
3156 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3158 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3160 * arm.cc (Arm_relocate_functions::got_prel) New function.
3161 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3162 (Relocate::relocate): Likewise.
3163 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3165 2009-10-06 Ian Lance Taylor <iant@google.com>
3167 * options.h (class General_options): Define
3168 split_stack_adjust_size parameter.
3169 * object.h (class Object): Add uses_split_stack_ and
3170 has_no_split_stack_ fields. Add uses_split_stack and
3171 has_no_split_stack accessor functions. Declare
3172 handle_split_stack_section.
3173 (class Reloc_symbol_changes): Define.
3174 (class Sized_relobj): Define Function_offsets. Declare
3175 split_stack_adjust, split_stack_adjust_reltype, and
3177 * object.cc (Object::handle_split_stack_section): New function.
3178 (Sized_relobj::do_layout): Call handle_split_stack_section.
3179 * dynobj.cc (Sized_dynobj::do_layout): Call
3180 handle_split_stack_section.
3181 * reloc.cc (Sized_relobj::relocate_sections): Call
3182 split_stack_adjust for executable sections in split_stack
3183 objects. Pass reloc_map to relocate_section.
3184 (Sized_relobj::split_stack_adjust): New function.
3185 (Sized_relobj::split_stack_adjust_reltype): New function.
3186 (Sized_relobj::find_functions): New function.
3187 * target-reloc.h: Include "object.h".
3188 (relocate_section): Add reloc_symbol_changes parameter. Change
3190 * target.h (class Target): Add calls_non_split method. Declare
3191 do_calls_non_split virtual method. Declare match_view and
3193 * target.cc: Include "elfcpp.h".
3194 (Target::do_calls_non_split): New function.
3195 (Target::match_view): New function.
3196 (Target::set_view_to_nop): New function.
3197 * gold.cc (queue_middle_tasks): Give an error if mixing
3198 split-stack and non-split-stack objects with -r.
3199 * i386.cc (Target_i386::relocate_section): Add
3200 reloc_symbol_changes parameter.
3201 (Target_i386::do_calls_non_split): New function.
3202 * x86_64.cc (Target_x86_64::relocate_section): Add
3203 reloc_symbol_changes parameter.
3204 (Target_x86_64::do_calls_non_split): New function.
3205 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3207 * powerpc.cc (Target_powerpc::relocate_section): Add
3208 reloc_symbol_changes parameter.
3209 * sparc.cc (Target_sparc::relocate_section): Add
3210 reloc_symbol_changes parameter.
3211 * configure.ac: Call AM_CONDITIONAL for the default target.
3212 * configure: Rebuild.
3213 * testsuite/Makefile.am (TEST_AS): New variable.
3214 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3215 (check_DATA): Add split_i386 and split_x86_64 files.
3216 (SPLIT_DEFSYMS): Define.
3217 (split_i386_[1234n].o): New targets.
3218 (split_i386_[124]): New targets.
3219 (split_i386_[1234r].stdout): New targets.
3220 (split_x86_64_[1234n].o): New targets.
3221 (split_x86_64_[124]): New targets.
3222 (split_x86_64_[1234r].stdout): New targets.
3223 (MOSTLYCLEANFILES): Add new executables.
3224 * testsuite/split_i386.sh: New file.
3225 * testsuite/split_x86_64.sh: New file.
3226 * testsuite/split_i386_1.s: New file.
3227 * testsuite/split_i386_2.s: New file.
3228 * testsuite/split_i386_3.s: New file.
3229 * testsuite/split_i386_4.s: New file.
3230 * testsuite/split_i386_n.s: New file.
3231 * testsuite/split_x86_64_1.s: New file.
3232 * testsuite/split_x86_64_2.s: New file.
3233 * testsuite/split_x86_64_3.s: New file.
3234 * testsuite/split_x86_64_4.s: New file.
3235 * testsuite/split_x86_64_n.s: New file.
3236 * testsuite/testfile.cc (Target_test): Update relocation_section
3238 * testsuite/Makefile.in: Rebuild.
3240 2009-10-06 Ian Lance Taylor <iant@google.com>
3242 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3243 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3244 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3245 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3246 the address on ldo_addrs_.
3247 (Target_i386::Relocate::fix_up_ldo): New function.
3249 2009-10-06 Rafael Espindola <espindola@google.com>
3251 * plugin.cc (add_input_library): New.
3252 (Plugin::load): Add add_input_library to tv.
3253 (Plugin_manager::add_input_file): Add the is_lib argument.
3254 (add_input_file): Update call to Plugin_manager::add_input_file.
3255 (add_input_library): New.
3256 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3258 2009-09-30 Doug Kwan <dougkwan@google.com>
3260 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3261 symbol and call Symbol::may_need_copy_reloc to determine if
3262 a copy reloc is needed.
3263 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3264 nocopyreloc is given in command line.
3265 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3266 given in command line.
3267 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3268 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3269 of the removed Target_i386::may_need_copy_reloc.
3270 * options.h (copyreloc): New option with default value false.
3271 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3272 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3273 instead of the removed Target_powerpc::may_need_copy_reloc.
3274 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3275 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3276 instead of the removed Target_sparc::may_need_copy_reloc.
3277 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3278 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3279 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3280 instead of the removed Target_x86_64::may_need_copy_reloc.
3282 2009-09-30 Ian Lance Taylor <iant@google.com>
3284 * object.h (class Object): Remove target_ field, and target,
3285 sized_target, and set_target methods.
3286 (Object::sized_target): Remove.
3287 (class Sized_relobj): Update declarations. Remove sized_target.
3288 * object.cc (Sized_relobj::setup): Remove target parameter.
3290 (Input_objects::add_object): Don't do anything with the target.
3291 (make_elf_sized_object): Add punconfigured parameter. Change all
3292 callers. Set or test parameter target.
3293 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3295 * parameters.cc (Parameters::set_target): Change parameter type to
3297 (Parameters::default_target): Remove.
3298 (set_parameters_target): Change parameter type to be non-const.
3299 (parameters_force_valid_target): New function.
3300 (parameters_clear_target): New function.
3301 * parameters.h (class Parameters): Update declarations. Remove
3302 default_target method. Add sized_target and clear_target
3303 methods. Change target_ to be non-const.
3304 (set_parameters_target): Update declaration.
3305 (parameters_force_valid_target): Declare.
3306 (parameters_clear_target): Declare.
3307 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3308 as NULL if we aren't searching.
3309 (Add_symbols::run): Don't check for compatible target.
3310 * fileread.cc (Input_file::open_binary): Call
3311 parameters_force_valid_target.
3312 * gold.cc (queue_middle_tasks): Likewise.
3313 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3314 set_target on object.
3315 * dynobj.h (class Sized_dynobj): Update declarations.
3316 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3317 make_elf_object returns NULL.
3318 (Archive::include_member): Don't check whether object target is
3320 * output.cc (Output_section::add_input_section): Get target from
3322 (Output_section::relax_input_section): Likewise.
3323 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3325 (Sized_relobj::do_scan_relocs): Likewise.
3326 (Sized_relobj::relocate_sections): Likewise.
3327 * resolve.cc (Symbol_table::resolve): Likewise.
3328 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3329 parameter. Change all callers.
3330 (Symbol_table::add_from_object): Get target from parameters.
3331 (Symbol_table::add_from_relobj): Don't check object target.
3332 (Symbol_table::add_from_dynobj): Likewise.
3333 (Symbol_table::define_special_symbol): Get target from
3335 * symtab.h (class Symbol_table): Update declaration.
3336 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3337 parameter. Change all callers. Clear parameter target.
3338 (Binary_test): Test target here.
3339 * testsuite/object_unittest.cc (gold_testsuite): Remove
3340 target_test_pointer parameter. Change all callers.
3341 (Object_test): Test target here.
3343 2009-09-26 Ian Lance Taylor <iant@google.com>
3345 * testsuite/initpri1.c: Don't try to use constructor priorities if
3346 compiling with gcc before 4.3.
3348 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3350 * testsuite/retain_symbols_file_test.sh (check_present): Change
3351 output file name to retain_symbols_file_test.stdout.
3352 (check_absent): Likewise.
3354 2009-09-18 Craig Silverstein <csilvers@google.com>
3356 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3357 * options.cc: Include <cerrno> and <fstream>.
3358 (General_options::finalize): Parse -retain-symbols-file tag.
3359 * options.h: New flag.
3360 (General_options): New method should_retain_symbol, new
3361 variable symbols_to_retain.
3362 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3363 should_retain_symbol map.
3364 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3365 * testsuite/Makefile.in: Regenerate.
3366 * testsuite/retain_symbols_file_test.sh: New file.
3368 2009-09-18 Nick Clifton <nickc@redhat.com>
3370 * po/es.po: Updated Spanish translation.
3372 2009-09-17 Doug Kwan <dougkwan@google.com>
3374 * debug.h (DEBUG_RELAXATION): New constant.
3375 (DEBUG_ALL): Add DEBUG_RELAXATION.
3376 (debug_string_to_enum): Add relaxation debug option.
3378 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3379 Layout::Relaxation_debug_check::read_sections,
3380 Layout::Relaxation_debug_check::read_sections): New method definitions.
3381 (Layout::Layout): Initialize data members
3382 record_output_section_data_from_scrips_,
3383 script_output_section_data_list_ and relaxation_debug_check_.
3384 (Layout::save_segments, Layout::restore_segments,
3385 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3386 Layout::relaxation_loop_body): New method definitions.
3387 (Layout::finalize): Support relaxation. Move section layout code to
3388 Layout::relaxation_loop_body.
3389 (Layout::set_asection_address_from_script): Move code for orphan
3390 section placement out.
3391 (Layout::place_orphan_sections_in_script): New method definition.
3392 * layout.h (Output_segment_headers, Output_file_header):
3393 New forward class declarations.
3394 (Layout::~Layout): Define.
3395 (Layout::new_output_section_data_from_script): New method definition.
3396 (Layout::place_orphan_sections_in_script): New method declaration.
3397 (Layout::Segment_states): New type declaration.
3398 (Layout::save_segments, Layout::restore_segments,
3399 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3400 Layout::relaxation_loop_body): New method declarations.
3401 (Layout::Output_section_data_list): New type declaration.
3402 (Layout::Relaxation_debug_check): New class definition.
3403 (Layout::record_output_section_data_from_script_,
3404 Layout::script_output_section_data_list_, Layout::segment_states_,
3405 Layout::relaxation_debug_check_): New data members.
3406 * output.cc: (Output_section_headers::do_size): New method definition.
3407 (Output_section_headers::Output_section_headers): Move size
3408 computation to Output_section_headers::do_size.
3409 (Output_segment_headers::do_size): New method definition.
3410 (Output_file_header::Output_file_header): Move size computation to
3411 Output_file_header::do_size and call it.
3412 (Output_file_header::do_size): New method definition.
3413 (Output_data_group::Output_data_group): Adjust call to
3414 Output_section_data.
3415 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3416 (Output_symtab_xindex::do_write): Add array bound check.
3417 (Output_section::Input_section::print_to_mapfile): Handle
3418 RELAXED_INPUT_SECTION_CODE.
3419 (Output_section::Output_section): Initialize data member checkpoint_.
3420 (Output_section::~Output_section): Delete checkpoint object pointed
3422 (Output_section::add_input_section): Always add an Input_section if
3424 (Output_section::add_merge_input_section): Add assert.
3425 (Output_section::relax_input_section): New method definition.
3426 (Output_section::set_final_data_size): Set load address to zero for
3427 an unallocated section.
3428 (Output_section::do_address_and_file_offset_have_reset_values):
3429 New method definition.
3430 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3431 Handle relaxed input section.
3432 (Output_section::sort_attached_input_sections): Checkpoint input
3433 section list lazily.
3434 (Output_section::get_input_sections): Change type of input_sections to
3435 list of Simple_input_section pointers. Checkpoint input section list
3436 lazily. Also handle relaxed input sections.
3437 (Output_section::add_input_section_for_script): Take a reference to
3438 a Simple_input_section object instead of Relobj pointer and section
3439 index as parameter. Handle relaxed input sections.
3440 (Output_section::save_states, Output_section::restore_states): New
3442 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3443 (Output_data::is_data_size_fixed): New method definition.
3444 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3446 (Output_data::address_and_file_offset_have_reset_values): New method
3448 (Output_data::do_address_and_file_offset_have_reset_values): New method
3450 (Output_data::set_data_size): Check that data size is not fixed.
3451 (Output_data::fix_data_size): New method definition.
3452 (Output_data::is_data_size_fixed_): New data member.
3453 (Output_section_headers::set_final_data_size): New method definition.
3454 (Output_section_headers::do_size): New method declaration.
3455 (Output_segment_headers::set_final_data_size): New method definition.
3456 (Output_segment_headers::do_size): New method declaration.
3457 (Output_file_header::set_final_data_size)::New method definition.
3458 (Output_file_header::do_size)::New method declaration.
3459 (Output_section_data::Output_section_data): Add new parameter
3460 is_data_size_fixed and use it to fix data size.
3461 (Output_data_const::Output_data_const): Adjust call to base class
3462 constructor and fix data size.
3463 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3464 base class constructor and fix data size.
3465 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3466 base class constructor and fix data size.
3467 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3468 class constructor and fix data size.
3469 (Output_data_group::set_final_data_size): New method definition.
3470 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3471 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3472 class constructor and fix data size.
3473 (Output_relaxed_input_section): New class definition.
3474 (Output_section::Simple_input_section): New class definition.
3475 (Output_section::get_input_sections): Adjust parameter list.
3476 (Output_section::add_input_section_for_script): Same.
3477 (Output_section::save_states, Output_section::restore_states,
3478 Output_section::do_address_and_file_offset_have_reset_values,
3479 (Output_section::Input_section::Input_section): Handle
3480 RELAXED_INPUT_SECTION_CODE. Add new overload for
3481 Output_relaxed_input_section.
3482 (Output_section::Input_section::is_input_section,
3483 Output_section::Input_section::set_output_section): Handle relaxed
3485 (Output_section::Input_section::is_relaxed_input_section,
3486 Output_section::Input_section::output_section_data,
3487 Output_section::Input_section::relaxed_input_section): New method
3489 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3491 (Output_section::Input_section::u1_): Update comments.
3492 (Output_section::Input_section::u2_): Add new union member poris.
3493 (Output_section::Checkpoint_output_section): New classs definition.
3494 (Output_section::relax_input_section): New method declaration.
3495 (Output_section::checkpoint_): New data member.
3496 (Output_segment): Update comments.
3497 (Output_segment::Output_segment): Un-privatize copy constructor.
3498 (Output_segment::operator=): Un-privatize.
3499 * script-sections.cc (Output_section_element::Input_section_list):
3500 Change element type to Output_section::Simple_input_section.
3501 (Output_section_element_dot_assignment::set_section_addresses):
3502 Register output section data for relaxation clean up.
3503 (Output_data_exression::Output_data_expression): Adjust call to base
3504 constructor to fix data size.
3505 (Output_section_element_data::set_section_addresses): Register
3506 Output_data_expression object for relaxation clean up.
3507 (struct Input_section_info): Replace Relobj pointer and section index
3508 pair with Output_section::Simple_input_section and Convert struct to a
3510 (Input_section_sorter::operator()): Adjust access to
3511 Input_section_info data member to use accessors.
3512 (Output_section_element_input::set_section_addresses): Use layout
3513 parameter. Adjust code to use Output_section::Simple_input_section
3514 and Input_secction_info classes. Register filler for relaxation
3516 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3517 and section index pair with Output_section::Simple_input_section
3518 class. Adjust code accordingly.
3519 (Phdrs_element::release_segment): New method definition.
3520 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3522 (Script_sections::release_segments): New method definition.
3523 * gold/script-sections.h (Script_sections::release_segments): New
3525 * gold/target.h (Target::may_relax, Target::relax,
3526 Target::do_may_relax, Target::do_relax): New method definitions.
3528 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3530 * arm.cc (has_signed_unsigned_overflow): New function.
3531 (Arm_relocate_functions::abs8): New function.
3532 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3533 (Target_arm::Scan::global): Likewise.
3534 (Target_arm::relocate::relocate): Likewise.
3535 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3538 2009-09-16 Cary Coutant <ccoutant@google.com>
3540 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3541 * testsuite/Makefile.in: Regenerate.
3543 2009-09-11 Nick Clifton <nickc@redhat.com>
3545 * po/gold.pot: Updated by the Translation project.
3547 2009-09-08 Cary Coutant <ccoutant@google.com>
3549 * output.cc (Output_file::open): Add execute permission to empty file.
3550 * testsuite/Makefile.am (permission_test): New test.
3551 * testsuite/Makefile.in: Regenerate.
3553 2009-09-02 Ian Lance Taylor <iant@google.com>
3555 * output.cc (Output_file::resize): Call map_no_anonymous rather
3558 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3560 * gold.cc: Include "incremental.h".
3561 (queue_initial_tasks): Call Incremental_checker methods.
3562 * incremental.cc: Include "output.h".
3563 (Incremental_checker::can_incrementally_link_output_file): New
3565 * incremental.h (Incremental_checker): New class.
3567 * output.cc (Output_file::open_for_modification): New method.
3568 (Output_file::map_anonymous): Changed return type to bool. Record
3570 (Output_file::map_no_anonymous): New method, broken out of map.
3571 (Output_file::map): Use map_no_anonymous and map_anonymous.
3572 * output.h (class Output_file): Update declarations.
3574 2009-08-24 Cary Coutant <ccoutant@google.com>
3576 * options.h (Command_line::Pre_options): New class.
3577 (Command_line::pre_options): New member.
3578 * options.cc (gold::options::ready_to_register): New variable.
3579 (One_option::register_option): Do nothing if not registering options.
3580 Assert if same short option registered twice.
3581 (General_options::General_options): Turn off option registration when
3583 (Command_line::Pre_options::Pre_options): New constructor.
3585 2009-08-24 Cary Coutant <ccoutant@google.com>
3587 * options.h (General_options::no_keep_memory): Remove incorrect
3590 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3592 * Makefile.am (am__skiplex, am__skipyacc): New.
3593 * Makefile.in: Regenerate.
3595 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3597 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3598 (INCLUDES): ... this.
3599 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3600 (AM_CPPFLAGS): Renamed from ...
3601 (INCLUDE): ... this.
3602 * Makefile.in, testsuite/Makefile.in: Regenerate.
3604 * Makefile.in: Regenerate.
3605 * aclocal.m4: Likewise.
3606 * config.in: Likewise.
3607 * configure: Likewise.
3608 * testsuite/Makefile.in: Likewise.
3610 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3611 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3612 * Makefile.in: Regenerate.
3613 * testsuite/Makefile.in: Regenerate.
3615 2009-08-19 Cary Coutant <ccoutant@google.com>
3617 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3618 symbols in shared libraries overridden by hidden or internal symbols
3619 in the main program.
3621 2009-08-19 Chris Demetriou <cgd@google.com>
3623 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3624 checking source file names in error messages.
3626 2009-08-18 Doug Kwan <dougkwan@google.com>
3628 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3629 an elcpp::Ehdr as parameter. Adjust call to set_target.
3630 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3631 an elfcpp::Ehdr as parameter.
3632 * object.cc (Object::set_target): Remove the version that looks up
3633 a target and sets it.
3634 (Sized_relobj::setup): Take a Target object instead of
3635 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3636 (make_elf_sized_object): Find target and ask target to
3638 * object.h: (Object::set_target): Remove the version that looks up
3639 a target and sets it.
3640 (Sized_relobj::setup): Take a Target object instead of
3641 an elfcpp:Ehdr as parameter.
3642 * target.cc: Include dynobj.h.
3643 (Target::do_make_elf_object_implementation): New.
3644 (Target::do_make_elf_object): New.
3645 * target.h (Target::make_elf_object): New template declaration.
3646 (Target::do_make_elf_object): New method declarations.
3647 (Target::do_make_elf_object_implementation): New template declaration.
3649 2009-08-14 Ian Lance Taylor <iant@google.com>
3651 * gold.h (FUNCTION_NAME): Define.
3652 (gold_unreachable): Use FUNCTION_NAME.
3654 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3656 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3657 symbol in the --keep-unique list is not found.
3659 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3661 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3662 been maked as --keep-unique.
3663 (Icf::unfold_section): New function.
3664 * icf.h (Icf::unfold_section): New function.
3665 * options.h (General_options::keep_unique): New option.
3666 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3667 * testsuite/Makefile.in: Regenerate.
3668 * testsuite/icf_keep_unique_test.sh: New file.
3669 * testsuite/icf_keep_unique_test.cc: New file.
3671 2009-08-12 Cary Coutant <ccoutant@google.com>
3674 * resolve.cc (Symbol_table::resolve): Check for references from
3675 dynamic objects to hidden and internal symbols.
3676 * testsuite/Makefile.am (hidden_test.sh): New test.
3677 * testsuite/Makefile.in: Regenerate.
3678 * testsuite/hidden_test.sh: New script.
3679 * testsuite/hidden_test_1.c: New test source.
3680 * testsuite/hidden_test_main.c: New test source.
3682 2009-08-11 Doug Kwan <dougkwan@google.com>
3684 * arm.cc: Update comments.
3685 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3686 segment to locate the .ARM.exidx section if present.
3688 2009-08-09 Doug Kwan <dougkwan@google.com>
3690 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3693 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3694 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3697 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3699 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3700 valid tls_segment only for non-debug-section relocations.
3701 * testsuite/Makefile.am: Add gc_tls_test.
3702 * testsuite/Makefile.in: Regenerate.
3703 * testsuite/gc_tls_test.cc: New file.
3704 * testsuite/gc_tls_test.sh: New file.
3706 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3710 * Makefile.am (CCFILES): Add icf.cc.
3712 * Makefile.in: Regenerate.
3713 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3714 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3715 section, symbol and addend information for the relocs.
3716 * gold.cc (queue_middle_tasks): Call identical code folding.
3717 * gold.h: Add defines for multimap.
3718 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3719 to the call of finalize_local_symbols.
3720 * main.cc (main): Create object of class Icf.
3721 * object.cc (Sized_relobj::do_layout): Allow this function to be
3722 called twice during icf.
3723 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3724 to sections marked as identical by icf.
3725 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3727 (Sized_relobj::do_section_entsize): New function.
3728 * object.h (Object::section_entsize): New function.
3729 (Object::do_section_entsize): New pure virtual function.
3730 (Relobj::finalize_local_symbols): Add new parameter.
3731 (Relobj::do_section_entsize): New function.
3732 * options.h (General_options::icf): New option.
3733 (General_options::icf_iterations): New option.
3734 (General_options::print_icf_sections): New option.
3735 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3736 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3737 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3739 * symtab.cc (Symbol_table::is_section_folded): New function.
3740 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3741 to sections marked as identical by icf.
3742 * symtab.h (Symbol_table::set_icf): New function.
3743 (Symbol_table::icf): New function.
3744 (Symbol_table::is_section_folded): New function.
3745 (Symbol_table::icf_): New data member.
3746 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3747 * testsuite/Makefile.am: Add commands to build icf_test.
3748 * testsuite/Makefile.in: Regenerate.
3749 * testsuite/icf_test.sh: New file.
3750 * testsuite/icf_test.cc: New file.
3752 2009-07-24 Chris Demetriou <cgd@google.com>
3754 * layout.cc (is_compressible_debug_section): Fix incorrect
3755 comment about compressed section names.
3757 2009-07-20 Ian Lance Taylor <ian@airs.com>
3760 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3762 2009-07-16 Ian Lance Taylor <iant@google.com>
3765 * layout.h: #include <map>.
3766 (class Kept_section): Change from struct to class. Add accessors
3767 and setters. Add section size to Comdat_group mapping. Change
3768 Comdat_group to std::map. Add is_comdat_ field. Add
3769 linkonce_size field in union.
3770 (class Layout): Update declaration of find_or_add_kept_section.
3771 Don't declare find_kept_object.
3772 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3773 parameter. Add object, shndx, is_comdat, and is_group_name
3774 parameters. Change all callers. Adjust for new Kept_section.
3775 (Layout::find_kept_object): Remove.
3776 * object.cc (Sized_relobj::include_section_group): Update use of
3777 Kept_section. Rename secnum to shndx. Only record
3778 Kept_comdat_section if sections are the same size.
3779 (Sized_relobj::include_linkonce_section): Update use of
3780 Kept_section. Only record Kept_comdat_section if sections are the
3781 same size. Set size of linkonce section.
3782 (Sized_relobj::map_to_kept_section): Update call to
3783 get_kept_comdat_section.
3784 * object.h (class Sized_relobj): Rename fields in
3785 Kept_comdat_section to drop trailing underscores; change object
3786 field to Relobj*. Change Kept_comdat_section_table to store
3787 struct rather than pointer.
3788 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3789 Add kept_object and kept_shndx parameters. Change all callers.
3790 (Sized_relobj::get_kept_comdat_section): Change return type to
3791 bool. Add kept_object and kept_shndx parameters. Change all
3793 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3794 Layout::find_or_add_kept_section.
3796 2009-07-09 Ian Lance Taylor <iant@google.com>
3798 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3799 Reserve space in the hash table.
3801 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3803 * fileread.cc (File_read::get_mtime): New method.
3804 * fileread.h (Timespec): New structure.
3805 (File_read::get_mtime): New method.
3806 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3807 Renamed from timestamp_nsec.
3808 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3810 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3812 (Incremental_inputs::report_archive): Save mtime; style fix.
3813 (Incremental_inputs::report_obejct): Save mtime; style fix.
3814 (Incremental_inputs::report_script): Save mtime; style fix.
3815 (Incremental_inputs::finalize_inputs): Style fix.
3816 (Incremental_inputs::finalize): Style fix.
3817 (Incremental_inputs::create_input_section_data): Store inputs
3819 * incremental.h (Incremental_inputs::report_script): Add mtime
3821 (Incremental_inputs::Input_info::Input_info): Intialize only one
3823 (Incremental_inputs::Input_info::archive): Move to nameless
3825 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3826 (Incremental_inputs::Input_info::script): Move to nameless union.
3827 (Incremental_inputs::mtime): New field.
3828 * script.cc (read_input_script): Pass file mtime to
3830 * script.h (Script_info::inputs): Style fix.
3832 2009-07-01 Ian Lance Taylor <ian@airs.com>
3834 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3837 2009-06-24 Ian Lance Taylor <iant@google.com>
3840 * layout.cc (Layout::choose_output_section): If we find an
3841 existing section, update the flags.
3842 (Layout::create_notes): New function, broken out of
3844 (Layout::finalize): Don't create note sections.
3845 (Layout::create_note): Don't crash if linker script discards
3847 (Layout::create_gold_note): Likewise.
3848 (Layout::create_build_id): Likewise. Don't set
3849 after_input_sections on the section.
3850 (Layout::create_executable_stack_info): Remove target parameter.
3852 * layout.h (class Layout): Declare create_notes. Update
3853 declaration of create_executable_stack_info.
3854 * gold.cc (queue_middle_tasks): Call create_notes.
3855 * output.cc (Output_section::update_flags_for_input_section): Move
3856 here from output.h. If SHF_ALLOC flag is newly set, mark address
3858 * output.h (Output_data::mark_address_invalid): New function.
3859 (class Output_section): Only declare, not define,
3860 update_flags_for_input_section. Remove set_flags.
3862 2009-06-24 Ian Lance Taylor <iant@google.com>
3864 * script-sections.cc (Output_section_definition::
3865 set_section_addresses): Rename shadowing local load_address to
3868 2009-06-24 Ian Lance Taylor <iant@google.com>
3871 * reloc.cc (relocate_sections): Skip empty relocation sections.
3873 2009-06-23 Ian Lance Taylor <iant@google.com>
3876 * layout.cc (Layout::create_note): Use choose_output_section
3877 rather than make_output_section.
3879 2009-06-23 Ian Lance Taylor <iant@google.com>
3882 * options.cc (General_options::parse_V): Set printed_version_.
3883 (General_options::General_options): Initialize printed_version_.
3884 * options.h (class General_options): Add printed_version_ field.
3885 * gold.cc (queue_initial_tasks): If there are no input files,
3886 don't give a fatal error if we printed the version information.
3887 (queue_middle_tasks): If using -r with a shared object, give a
3888 fatal error rather than an ordinary error.
3890 2009-06-23 Ian Lance Taylor <iant@google.com>
3893 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3894 (Layout::make_output_section): Set have_stabstr_section_ if we see
3895 a .stab*str section.
3896 (Layout::finalize): Call link_stabs_sections.
3897 (Layout::link_stabs_sections): New file.
3898 * layout.h (class Layout): Add have_stabstr_section_ field.
3899 Declare link_stabs_sections.
3901 2009-06-23 Doug Kwan <dougkwan@google.com>
3903 * Makefile.am (libgold_a_LIBADD): New.
3904 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3905 * Makefile.in: Regenerate.
3906 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3907 * configure: Regenerate.
3908 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3909 * fileread.cc: Include sys/state.h
3910 * gold.h: Declare memmem and strndup if found missing.
3911 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3913 2009-06-23 Ian Lance Taylor <iant@google.com>
3915 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3916 * configure: Rebuild.
3918 2009-06-23 Ian Lance Taylor <iant@google.com>
3921 * object.cc (Object::section_contents): Don't try to get a view if
3922 the section has length zero.
3923 (Object::handle_gnu_warning_section): If the section is empty, use
3924 the name of the section as the warning.
3926 2009-06-23 Ian Lance Taylor <iant@google.com>
3929 * stringpool.h (class Stringpool_template): Add optimize_ field.
3930 (Stringpool_template::set_optimize): New function.
3931 * stringpool.cc (Stringpool_template::Stringpool_template):
3932 Initialize optimize_ field.
3933 (Stringpool_template::set_string_offsets): Test local optimize
3934 fild rather than parameter.
3935 * layout.cc (Layout::Layout): Call set_optimize on the section
3938 2009-06-22 Ian Lance Taylor <iant@google.com>
3941 * yyscript.y: Parse TARGET.
3942 * script.cc (script_set_target): New function.
3943 * script-c.h (script_set_target): Declare.
3944 * options.cc (General_options::string_to_object_format): Rename
3945 from string_to_object_format in anonymous namespace. Change
3947 * options.h (class General_options): Declare
3948 string_to_object_format.
3950 2009-06-22 Ian Lance Taylor <iant@google.com>
3952 * script-sections.cc (Script_sections::create_segments): Don't put
3953 program headers in a PT_LOAD segment if -n or -N.
3955 2009-06-22 Ian Lance Taylor <iant@google.com>
3958 * options.h (class General_options): Add -z lazy and -z now. Sort
3959 -z options into alphabetical order.
3960 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3962 2009-06-21 Ian Lance Taylor <iant@google.com>
3964 * layout.cc (Layout::make_output_section): Call
3965 Target::new_output_section.
3966 (Layout::attach_allocated_section_to_segment): Put large section
3967 sections in a separate load segment with the large segment flag
3969 (Layout::segment_precedes): Sort large data segments after other
3971 (align_file_offset): New static function.
3972 (Layout::set_segment_offsets): Use align_file_offset.
3973 * output.h (class Output_section): Add is_small_section_ and
3974 is_large_section_ fields.
3975 (Output_section::is_small_section): New function.
3976 (Output_section::set_is_small_section): New function.
3977 (Output_section::is_large_section): New function.
3978 (Output_section::set_is_large_section): New function.
3979 (Output_section::is_large_data_section): New function.
3980 (class Output_segment): Add is_large_data_segment_ field.
3981 (Output_segment::is_large_data_segment): New function.
3982 (Output_segment::set_is_large_data_segment): New function.
3983 * output.cc (Output_section::Output_section): Initialize new
3985 (Output_segment::Output_segment): Likewise.
3986 (Output_segment::add_output_section): Add assertion that large
3987 data sections always go in large data segments. Force small data
3988 sections to the end of the list of data sections. Force small BSS
3989 sections to the start of the list of BSS sections. For large BSS
3990 sections to the end of the list of BSS sections.
3991 * symtab.h (class Symbol): Declare is_common_shndx.
3992 (Symbol::is_defined): Check Symbol::is_common_shndx.
3993 (Symbol::is_common): Likewise.
3994 (class Symbol_table): Define enum Commons_section_type. Update
3995 declarations. Add small_commons_ and large_commons_ fields.
3996 * symtab.cc (Symbol::is_common_shndx): New function.
3997 (Symbol_table::Symbol_table): Initialize new fields.
3998 (Symbol_table::add_from_object): Put small and large common
3999 symbols in the right list.
4000 (Symbol_table::sized_finalized_symbol): Check
4001 Symbol::is_common_shndx.
4002 (Symbol_table::sized_write_globals): Likewise.
4003 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4004 common symbol lists. Don't call do_allocate_commons_list if the
4006 (Symbol_table::do_allocate_commons_list): Remove is_tls
4007 parameter. Add comons_section_type parameter. Change all
4008 callers. Handle small and large common symbols.
4009 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4010 Symbol::is_common_shndx.
4011 * resolve.cc (symbol_to_bits): Likewise.
4012 * target.h (Target::small_common_shndx): New function.
4013 (Target::small_common_section_flags): New function.
4014 (Target::large_common_shndx): New function.
4015 (Target::large_common_section_flags): New function.
4016 (Target::new_output_section): New function.
4017 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4018 small_common_section_flags, and large_common_section_flags
4020 (Target::do_new_output_section): New virtual function.
4021 * arm.cc (Target_arm::arm_info): Initialize new fields.
4022 * i386.cc (Target_i386::i386_info): Likewise.
4023 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4025 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4026 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4027 (Target_x86_64::do_new_output_section): New function.
4028 * configure.ac: Define conditional MCMODEL_MEDIUM.
4029 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4030 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4031 (large_LDFLAGS): Define.
4032 * testsuite/large.c: New file.
4033 * testsuite/testfile.cc (Target_test::test_target_info):
4034 Initialize new fields.
4035 * configure, testsuite/Makefile.in: Rebuild.
4037 2009-06-05 Doug Kwan <dougkwan@google.com>
4039 * Makefile.am (CCFILES): Add target.cc.
4040 * Makefile.in: Regenerate.
4041 * i386.cc (class Target_i386): Define new virtual method to
4042 override do_is_local_label_name in parent.
4043 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4044 local symbols if --discard-locals or -X is given.
4045 * options.h (class General_options): Declare new options
4046 '--discard-locals' and '-X' for discarding locals.
4047 * target.h (class Target): Define new methods is_local_label_name.
4048 Declare new virtual method do_is_local_label_name.
4049 * target.cc: New file.
4050 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4051 (check_SCRIPTS): Add discard_locals_test.sh.
4052 (check_DATA): Add discard_local_tests.syms.
4053 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4054 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4055 * testsuite/Makefile.in: Regenerate.
4056 * testsuite/discard_locals_test.c: New file.
4057 * testsuite/discard_locals_test.sh: Same.
4059 2009-06-05 Doug Kwan <dougkwan@google.com>
4061 * object.cc (Sized_relobj::Sized_relobj): Initialize
4062 discarded_eh_frame_shndx_ to -1U.
4063 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4065 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4066 a discarded .eh_frame section.
4067 (Sized_relobj::do_finalize_local_symbols): Ditto.
4068 * object.h (class Sized_relobj): Declare new member
4069 discarded_eh_frame_shndx_.
4070 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4071 (local_labels_test.o, local_labels_test): New rules.
4072 * testsuite/Makefile.in: Regenerate.
4074 2009-06-04 Doug Kwan <dougkwan@google.com>
4076 * layout.cc (Layout::section_name_mapping): Add mapping for
4077 special ARM sections.
4079 2009-06-03 Doug Kwan <dougkwan@google.com>
4081 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4082 (utils::has_overflow): Same.
4084 2009-06-03 Ian Lance Taylor <iant@google.com>
4086 * layout.cc (Layout::section_name_mapping): New array, replacing
4087 Layout::linkonce_mapping.
4088 (Layout::section_name_mapping_count): New variable, replacing
4089 Layout::linkonce_mapping_count.
4090 (Layout::linkonce_output_name): Remove.
4091 (Layout::output_section_name): Rewrite.
4092 * layout.h (class Layout): Rename Linkonce_mapping to
4093 Section_name_mapping, linkonce_mapping to section_name_mapping,
4094 linkonce_mapping_count to section_name_mapping_count. Don't
4095 declare linkonce_output_name.
4097 2009-06-03 Doug Kwan <dougkwan@google.com>
4099 * gold/arm.cc (namespace utils): New.
4100 (Target_arm::reloc_is_non_pic): Define new method.
4101 (class Arm_relocate_functions): New.
4102 (Target_arm::Relocate::relocate): Handle relocation types used by
4105 2009-06-03 Ian Lance Taylor <iant@google.com>
4107 * arm.cc (Target_arm::scan::global): Use || instead of |.
4109 2009-06-02 Doug Kwan <dougkwan@google.com>
4111 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4112 issued_non_pic_error_.
4113 (class Target_arm::Scan): Declare new method check_non_pic.
4114 Define new method symbol_needs_plt_entry.
4115 Declare new data member issued_non_pic_error_.
4116 (class Target_arm::Relocate): Declare new method
4117 should_apply_static_reloc.
4118 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4119 (Target_arm::Scan::check_non_pic): Define new method.
4120 (Target_arm::Scan::local): Handle a small subset of reloc types used
4122 (Target_arm::Scan::local): Same.
4123 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4125 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4127 * incremental.cc (Incremental_inputs::report_command_line): Filter
4128 out --incremental-* options.
4130 2009-05-29 Doug Kwan <dougkwan@google.com>
4132 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4134 (class Target_arm): Update comment.
4135 (Target_arm::Target_arm): Initialize new data members GOT_,
4136 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4137 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4138 and Target_arm::rel_dyn_section.
4139 Declare new_enum Target_arm::Got_type.
4140 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4142 Update commments for member do_dynsym_value.
4143 (Target_arm::got_size, Target_arm::plt_section,
4144 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4145 new methods inside class defintion.
4146 (Target_arm::got_section): Define new method.
4147 (Target_arm::rel_dyn_section): Same.
4148 (Output_data_plt_arm): New template class.
4149 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4150 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4151 (Output_data_plt_arm::add_entry): Same.
4152 (Output_data_plt_arm::first_plt_entry): Define new
4153 static data member for PLT instruction template.
4154 (Output_data_plt_arm::plt_entry): Same.
4155 (Output_data_plt_arm::do_write): Define new method.
4156 (Target_arm::make_plt_entry): Same.
4157 (Target_arm::do_finalize_sections): Same.
4158 (Target_arm::do_dynsym_value): Same.
4160 2009-05-28 Doug Kwan <dougkwan@google.com>
4162 * Makefile.am (TARGETSOURCES): Add arm.cc.
4163 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4164 * Makefile.in: Regenerate.
4166 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4168 2009-05-26 Doug Kwan <dougkwan@google.com>
4170 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4171 (General_options::check_excluded_libs): Strip off directories in
4172 archive name before matching like GNU ld does.
4173 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4174 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4175 (exclude_libs_test_LDFLAGS): Add linker option
4176 -Wl,--exclude-libs,libexclude_libs_test_3
4177 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4178 an explicit archive without using -l.
4179 (alt/libexclude_libs_test_3.a): New make rule.
4180 * testsuite/Makefile.in: Regenerate.
4181 * testsuite/exclude_libs_test.c : Declare lib3_default().
4183 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4184 * exclude_libs_test_3.c: New file.
4186 2009-05-26 Nick Clifton <nickc@redhat.com>
4188 * po/id.po: New Indonesian translation.
4189 * po/gold.pot: Updated template file.
4191 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4193 * testsuite/Makefile.am: Add -ffunction-sections to compile
4194 gc_comdat_test files. Add -Wl,--gc-sections to build
4196 * testsuite/Makefile.in: Regenerate.
4197 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4199 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4201 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4202 kept comdat section was garbage collected.
4203 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4204 * testsuite/Makefile.in: Regenerate.
4205 * testsuite/gc_comdat_test.sh: New file.
4206 * testsuite/gc_comdat_test_1.cc: New file.
4207 * testsuite/gc_comdat_test_2.cc: New file.
4209 2009-05-19 Doug Kwan <dougkwan@google.com>
4211 * archive.cc (Archive::Archive): Move constructor from archive.h
4212 to here. Initialize no_export_.
4213 (Archive::get_elf_object_for_member): Set no_export flag of object.
4214 * archive.h (Archive::Archive): Move constructor body to
4216 (Archive::no_export): New method.
4217 (Archive::no_export_): New field.
4218 * object.h (Object::Object): Initialize no_export_ to false.
4219 (Object::no_export, Object::set_no_export): New methods.
4220 (Object::no_export_): New field.
4221 * options.cc (General_options::parse_exclude_libs): New method.
4222 (General_options::check_excluded_libs) Same.
4223 * options.h (exclude_libs): New option.
4224 (General_options::check_excluded_libs): New method declaration.
4225 (General_options::excluded_libs_): New field.
4226 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4227 default or protected visibility if an object has no-export flag set.
4228 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4229 (check_SCRIPTS): Add exclude_libs_test.sh.
4230 (check_DATA): Add exclude_libs_test.syms.
4231 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4232 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4233 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4234 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4235 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4236 libexclude_libs_test_2.a): New rules.
4237 * testsuite/Makefile.in: Regenerate.
4238 * testsuite/exclude_libs_test.c: New file.
4239 * testsuite/exclude_libs_test.sh: Ditto.
4240 * testsuite/exclude_libs_test_1.c: Ditto.
4241 * testsuite/exclude_libs_test_2.c: Ditto.
4243 2009-05-15 Ian Lance Taylor <iant@google.com>
4245 * configure.ac: Check for declarations for cases where libiberty.h
4246 checks HAVE_DECL_xxx.
4247 * configure, config.in: Rebuild.
4249 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4251 * gold.h (Incremental_argument_list): Remove (invalid) forward
4253 * incremental.cc (Incremental_inputs::report_achive): New method.
4254 (Incremental_inputs::report_object): New method.
4255 (Incremental_inputs::report_script): New method.
4256 (Incremental_inputs::finalize_inputs): New method.
4257 (Incremental_inputs::finalize): Call finalize_inputs().
4258 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4259 Create inputs entries.
4260 * incremental.h (Incremental_input_type): New enum.
4261 (Incremental_inputs::Incremental_input): Initialize new fields.
4262 (Incremental_inputs::report_inputs): New method.
4263 (Incremental_inputs::report_achive): New method.
4264 (Incremental_inputs::report_object): New method.
4265 (Incremental_inputs::report_script): New method.
4266 (Incremental_inputs::finalize_inputs): New method.
4267 (Incremental_inputs::Input_info): New struct.
4268 (Incremental_inputs::Input_info_map): New typedef.
4269 (Incremental_inputs::lock_): New field.
4270 (Incremental_inputs::Inputs_): New field.
4271 (Incremental_inputs::Inputs_map): New field.
4272 * main.cc (main): Call Incremental_input::report_inputs.
4273 * options.h (Input_argument_list): Typedef moved from
4275 (Input_file_group::Files): Remove, use ::Input_argument_list.
4276 (Input_file_group::Input_argument_list): Remove, use
4277 ::Input_argument_list.
4278 * plugin.cc (Plugin_manager::add_input_file): Add error in
4280 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4282 * script.cc (read_input_script): Call
4283 Incremental_input::report_script.
4284 * script.h (Script_info): New class.
4286 2009-04-27 Ian Lance Taylor <iant@google.com>
4288 * x86_64.cc (do_adjust_output_section): Set entsize to
4291 2009-04-23 Elliott Hughes <enh@google.com>
4293 * output.cc (Output_file::close): After short writes, continue
4294 writing from the correct offset in the buffer being written.
4296 2009-04-23 Chris Demetriou <cgd@google.com>
4298 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4299 * configure: Regenerate.
4300 * config.in: Regenerate.
4301 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4302 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4304 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4306 * incremental.cc (Incremental_inputs_header_data): Renamed from
4307 Incremental_input_header_data.
4308 (Incremental_inputs_header_data::data_size): New field.
4309 (Incremental_inputs_header_data::put_input_file_count): Renamed
4310 from input_file_count.
4311 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4312 from command_line_offset.
4313 (Incremental_inputs_header_data::put_reserved): Renamed from
4315 (Incremental_inputs_entry_data): Renamed from
4316 Incremental_input_entry_data.
4317 (Incremental_inputs_entry_data::data_size): New field.
4318 (Incremental_inputs::report_command_line): New method.
4319 (Incremental_inputs::finalize): New method.
4320 (Incremental_inputs::create_incremental_inputs_data): New method.
4321 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4322 * incremental.h: New file.
4323 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4324 (Layout::finalize): Create incremental inputs section in
4326 (Layout::create_incremental_info_sections): New method.
4327 * layout.h (Layout::incremental_inputs): New method.
4328 (Layout::create_incremental_info_sections): New method.
4329 (Layout::incremental_inputs_): New field.
4330 * main.cc (main): Notify Incremental_input of the command line.
4332 2009-04-01 Ian Lance Taylor <iant@google.com>
4333 Mikolaj Zalewski <mikolajz@google.com>
4335 * gold.h (reserve_unordered_map): Define, three versions, one for
4336 each version of Unordered_map.
4337 * layout.cc (Layout::Layout): Remove options parameter. Add
4338 number_of_input_files parameter. Don't initialize options_.
4339 Initialize number_of_input_files_ and resized_signatures_. Move
4340 sections_are_attached_.
4341 (Layout::layout_group): Reserve space for group_signatures_.
4342 (Layout::find_or_add_kept_section): Change name parameter to be a
4343 reference. Resize signatures_ map when it gets large enough.
4344 (Layout::layout_eh_frame): Use parameters->options() instead of
4346 (Layout::make_output_section): Likewise.
4347 (Layout::attach_allocated_section_to_segment): Likewise.
4348 (Layout::finalize, Layout::create_executable_stack): Likewise.
4349 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4350 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4351 * layout.h (class Layout): Update declarations. Remove options_
4352 field. Add number_of_input_files_ and resized_signatures_
4353 fields. Move sections_are_attached_ field.
4354 * main.cc (main): Pass number of input files to Layout
4355 constructor. Don't pass options.
4357 2009-03-30 Ian Lance Taylor <iant@google.com>
4359 * ffsll.c (ffsll): Correct implementation.
4361 2009-03-27 Ian Lance Taylor <iant@google.com>
4363 * ffsll.c: New file.
4364 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4365 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4366 * ftruncate.c (ftruncate): Declare before definition.
4367 * mremap.c (mremap): Likewise.
4368 * pread.c (pread): Likewise.
4369 * configure, Makefile.in, config.in: Rebuild.
4371 * mremap.c: New file.
4372 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4373 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4374 (mremap): Declare if HAVE_MREMAP is not defined.
4375 * configure, Makefile.in, config.in: Rebuild.
4377 2009-03-27 Cary Coutant <ccoutant@google.com>
4379 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4380 position independent.
4381 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4382 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4384 2009-03-24 Cary Coutant <ccoutant@google.com>
4386 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4388 (needs_dynamic_reloc): Likewise.
4390 2009-03-24 Ian Lance Taylor <iant@google.com>
4392 * yyscript.y (file_cmd): Recognize EXTERN.
4393 (extern_name_list, extern_name_list_body): New nonterminals.
4394 * script.cc (script_add_extern): Define.
4395 * script-c.h (script_add_extern): Declare.
4397 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4399 * object.cc (is_elf_object): Define.
4400 * object.h (is_elf_object): Declare.
4401 * archive.cc (Archive::get_elf_object_for_member): Call
4403 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4405 2009-03-24 Elliott Hughes <enh@google.com>
4407 * output.cc (Output_file::map_anonymous): Define.
4408 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4409 try an anonymous one. Report the size if the mmap fails.
4410 * output.h (class Output_file): Declare map_anonymous.
4412 2009-03-24 Ian Lance Taylor <iant@google.com>
4414 * target-select.cc (instantiate_target): Don't acquire the lock if
4415 the instantiated_target_ field has already been set.
4417 2009-03-23 Ian Lance Taylor <iant@google.com>
4419 * gold-threads.h (class Initialize_lock): Define.
4420 * gold-threads.cc (class Initialize_lock_once): Define.
4421 (initialize_lock_control): New static variable.
4422 (initialize_lock_pointer): New static variable.
4423 (initialize_lock_once): New static function.
4424 (Initialize_lock::Initialize_lock): Define.
4425 (Initialize_lock::initialize): Define.
4426 * target-select.h: Include "gold-threads.h".
4427 (class Target_selector): Add lock_ and initialize_lock_ fields.
4428 Don't define instantiate_target, just declare it.
4429 * target-select.cc (Target_selector::Target_selector): Initialize
4431 (Target_selector::instantiate_target): Define.
4432 * descriptors.h: Include "gold-threads.h".
4433 (class Descriptors): Add initialize_lock_ field.
4434 * descriptors.cc (Descriptors::Descriptors): Initialize new
4436 (Descriptors::open): Use initialize_lock_ field
4437 * errors.h (class Errors): Add initialize_lock_ field.
4438 * errors.cc (Errors::Errors): Initialize new field.
4439 (Errors::initialize_lock): Use initialize_lock_ field.
4440 * powerpc.cc (class Target_selector_powerpc): Remove
4441 instantiated_target_ field. In do_recognize call
4442 instantiate_target rather than do_instantiate_target. In
4443 do_instantiate_target just allocate a new target.
4444 * sparc.cc (class Target_selector_sparc): Likewise.
4446 * freebsd.h: New file.
4447 * i386.cc: Include "freebsd.h".
4448 (Target_i386): Derive from Target_freebsd rather than
4450 (Target_selector_i386): Derive from Target_selector_freebsd rather
4451 than Target_selector.
4452 * x86_64.cc: Include "freebsd.h".
4453 (Target_x86_64): Derive from Target_freebsd rather than
4455 (Target_selector_x86_64): Derive from Target_selector_freebsd
4456 rather than Target_selector.
4457 * target.h (class Target): Add adjust_elf_header and
4458 do_adjust_elf_header.
4459 * output.cc (Output_file_header:: do_sized_write): Call target
4460 adjust_elf_header routine.
4461 * configure.tgt: Set targ_osabi.
4462 * configure.ac: Define GOLD_DEFAULT_OSABI.
4463 * parameters.cc (Parameters::default_target): Pass
4464 GOLD_DEFAULT_OSABI to select_target.
4465 * target-select.h (class Target_selector): Make instantiate_target
4466 protected rather than private.
4467 * Makefile.am (HFILES): Add freebsd.h.
4468 * configure, Makefile.in, config.in: Rebuild.
4470 * merge.cc (do_add_input_section): Correct pend value. Change
4471 message about last entry not being null terminated from error to
4474 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4476 * incremental.cc: New file.
4477 * Makefile.am (CCFILES): Add incremental.cc.
4478 * Makefile.in: Rebuild.
4480 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4482 * layout.cc (Layout::output_section_name): Preserve names
4483 of '.note.' sections.
4485 2009-03-19 Ian Lance Taylor <iant@google.com>
4487 * descriptors.cc (Descriptors::open): Check that the options are
4488 valid before using them.
4490 2009-03-18 Ian Lance Taylor <iant@google.com>
4492 * script-sections.h: Include <list>.
4493 (class Script_sections): Change Sections_elements from std::vector
4494 to std::list. Typedef public Elements_iterator. Add
4495 orphan_section_placement_, data_segment_align_start_, and
4496 saw_data_segment_align_ fields. Remove data_segment_align_index_
4498 * script-sections.cc (class Orphan_section_placement): New class.
4499 (class Sections_element): Add virtual functions is_relro and
4500 orphan_section_init. Remove virtual function place_orphan_here.
4501 (class Output_section_definition): Add is_relro and
4502 orphan_section_init. Remove place_orphan_here.
4503 (class Orphan_output_section): Likewise.
4504 (Script_sections::Script_sections): Update for field changes.
4505 (Script_sections::data_segment_align): Set saw_data_segment_align_
4506 and data_segment_align_start_, not data_segment_align_index.
4507 (Script_sections::data_segment_relro_end): Check
4508 saw_data_segment_align_. Use data_segment_align_start_ rather
4509 than data_segment_align_index_.
4510 (Script_sections::place_orphan): Rewrite to use
4511 Orphan_section_placement.
4513 2009-03-17 Ian Lance Taylor <iant@google.com>
4515 * archive.cc (Archive::add_symbols): Check for a version attached
4516 to the symbol name in the archive map.
4517 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4518 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4519 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4520 (ver_test_11.a): New target.
4521 * testsuite/Makefile.in: Rebuild.
4523 * configure.ac: Check for chsize and posix_fallocate. Replace
4525 * ftruncate.c: New file, from gnulib.
4526 * output.cc (posix_fallocate): Define dummy version if not
4527 HAVE_POSIX_FALLOCATE.
4528 (Output_file::map): Call posix_fallocate rather than lseek and
4530 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4531 * configure, Makefile.in, config.in: Rebuild.
4533 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4535 * layout.h (Layout::create_note): Add section_name parameter.
4536 * layout.cc (Layout::create_note): Likewise.
4537 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4539 2009-03-17 Ian Lance Taylor <iant@google.com>
4541 * descriptors.cc: Include "options.h".
4542 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4543 (Descriptors::open): Always use O_CLOEXEC when opening a new
4544 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4545 then set FD_CLOEXEC.
4547 * sparc.cc (class Target_sparc): Add has_got_section.
4548 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4549 make sure we have a GOT section.
4551 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4552 (Target_sparc::Scan::local): Likewise.
4553 (Target_sparc::Scan::global): Likewise.
4554 (Target_sparc::Relocate::relocate): Likewise.
4555 (Target_sparc::Relocate::relocate_tls): Likewise.
4557 * symtab.cc (Symbol_table::define_default_version): New function,
4558 broken out of add_from_object.
4559 (Symbol_table::add_from_object): Call define_default_version.
4560 (Symbol_table::define_special_symbol): Add resolve_oldsym
4561 parameter. Change all callers. If the version for a symbol comes
4562 from a version script, resolve it with the symbol with the same
4563 name with no version. Also add the symbol without a version if
4565 (do_define_in_output_data): If resolving with oldsym, don't delete
4567 (do_define_in_output_segment): Likewise.
4568 (do_define_as_constant): Likewise.
4569 * symtab.h (class Symbol_table): Update declarations.
4571 2009-03-13 Ian Lance Taylor <iant@google.com>
4573 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4574 (Read_symbols::requeue): New function.
4575 (Read_symbols::do_read_symbols): If make_elf_object fails because
4576 the target type is not configured, and the file was searched for,
4577 issue a warning and retry with the next directory.
4578 (Add_symbols::run): If the file has an incompatible format, and
4579 it was searched for, requeue the Read_symbols task. On error,
4581 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4582 dirindex parameter to constructor. Change all callers. Declare
4583 incompatible_warning and requeue.
4584 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4585 input_argument_ and input_group_ fields. Add them to
4586 constructor. Change all callers.
4587 (class Read_script): Add dirindex_ field. Add it to constructor.
4589 * archive.cc (Archive::setup): Remove input_objects parameter.
4591 (Archive::get_file_and_offset): Likewise.
4592 (Archive::read_all_symbols): Likewise.
4593 (Archive::read_symbols): Likewise.
4594 (Archive::get_elf_object_for_member): Remove input_objects
4595 parameter. Add punconfigured parameter. Change all callers.
4596 (Archive::add_symbols): Change return type to bool. Check return
4597 value of include_member.
4598 (Archive::include_all_members): Likewise.
4599 (Archive::include_member): Change return type to bool. Return
4600 false if first included object has incompatible target. Set
4601 included_member_ field.
4602 (Add_archive_symbols::run): If add_symbols returns false, requeue
4604 * archive.h (class Archive): Add included_member_ field.
4605 Initialize it in constructor. Add input_file and searched_for
4606 methods. Update declarations.
4607 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4608 input_argument_ fields. Add them to constructor. Change all
4610 * script.cc: Include "target-select.h".
4611 (class Parser_closure): Add skip_on_incompatible_target_ and
4612 found_incompatible_target_ fields. Add
4613 skip_on_incompatible_target parameter to constructor. Change all
4614 callers. Add methods skip_on_incompatible_target,
4615 clear_skip_on_incompatible_target, found_incompatible_target, and
4616 set_found_incompatible_target.
4617 (read_input_script): Add dirindex parameter. Change all callers.
4618 If parser finds an incompatible target, requeue Read_symbols
4620 (script_set_symbol): Clear skip_on_incompatible_target in
4622 (script_add_assertion, script_parse_option): Likewise.
4623 (script_start_sections, script_add_phdr): Likewise.
4624 (script_check_output_format): New function.
4625 * script.h (read_input_script): Update declaration.
4626 * script-c.h (script_check_output_format): Declare.
4627 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4628 (ignore_cmd): Remove OUTPUT_FORMAT.
4629 * fileread.cc (Input_file::Input_file): Add explicit this.
4630 (Input_file::will_search_for): New function.
4631 (Input_file::open): Add pindex parameter. Change all callers.
4632 * fileread.h (class Input_file): Add input_file_argument method.
4633 Declare will_search_for. Update declarations.
4634 * object.cc (make_elf_object): Add punconfigured parameter.
4636 * object.h (class Object): Make input_file public. Add
4637 searched_for method.
4638 (make_elf_object): Update declaration.
4639 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4641 * dirsearch.h (class Dirsearch): Update declaration.
4642 * options.h (class General_options): Add --warn-search-mismatch.
4643 * parameters.cc (Parameters::is_compatible_target): New function.
4644 * parameters.h (class Parameters): Declare is_compatible_target.
4645 * workqueue.cc (Workqueue::add_blocker): New function.
4646 * workqueue.h (class Workqueue): Declare add_blocker.
4648 * fileread.cc (Input_file::open): Remove options parameter.
4650 (Input_file::open_binary): Likewise.
4651 * script.cc (read_input_script): Likewise.
4652 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4653 options parameter from constructor. Change all callers.
4654 (class Read_script): Likewise.
4655 * fileread.h (class Input_file): Update declarations.
4656 * script.h (read_input_script): Update declaration.
4658 2009-03-10 Nick Clifton <nickc@redhat.com>
4660 * po/es.po: New Spanish translation.
4662 2009-03-06 Cary Coutant <ccoutant@google.com>
4664 * options.cc (parse_short_option): Keep dash_z from registering itself.
4666 2009-03-03 Ian Lance Taylor <iant@google.com>
4669 * target-reloc.h (relocate_section): Pass output_section to
4671 * i386.cc (Target_i386::should_apply_static_reloc): Add
4672 output_section parameter. Change all callers.
4673 (Target_i386::Relocate::relocate): Add output_section parameter.
4674 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4675 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4676 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4677 * testsuite/two_file_shared.sh: New script.
4678 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4679 (check_DATA): Add two_file_shared.dbg.
4680 (two_file_shared.dbg): New target.
4681 * testsuite/Makefile.in: Rebuild.
4683 2009-03-01 Ian Lance Taylor <iant@google.com>
4685 * configure.ac: Check for byteswap.h.
4686 * configure: Rebuild.
4687 * config.in: Rebuild.
4689 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4691 * layout.cc (Layout::find_or_add_kept_section): New function.
4692 (Layout::add_comdat): Removed.
4693 * layout.h (struct Kept_section): Move out of class Layout.
4694 Remove trailing underscores from field names. Add group_sections
4695 field. Rename group_ field to is_group. Change all uses.
4696 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4697 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4698 comdat_groups_ field.
4699 (Sized_relobj::include_section_group): Use
4700 find_or_add_kept_section and Kept_section::group_sections.
4701 (Sized_relobj::include_linkonce_section): Likewise.
4702 * object.cc (class Sized_relobj): Don't define Comdat_group or
4703 Comdat_group_table. Remove find_comdat_group and
4704 add_comdat_group. Remove comdat_groups_ field.
4705 * plugin.cc (include_comdat_group): Use
4706 Layout::find_or_add_kept_section.
4708 2009-02-28 Ian Lance Taylor <iant@google.com>
4710 * README: --gc-sections and map files are now supported. Document
4711 some build requirements.
4714 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4715 relocatable link set the value of the section symbol to zero.
4716 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4717 relocatable link don't include the section address in the local
4720 2009-02-27 Ian Lance Taylor <iant@google.com>
4723 * options.h (class Search_directory): Add is_system_directory.
4724 (class General_options): Declare is_in_system_directory.
4725 * options.cc (get_relative_sysroot): Make static.
4726 (get_default_sysroot): Make static.
4727 (General_optoins::is_in_system_directory): New function.
4728 * fileread.cc (Input_file::is_in_system_directory): New function.
4729 * fileread.h (class Input_file): Declare is_in_system_directory.
4730 * object.h (class Object): Add is_in_system_directory.
4731 (class Input_objects): Remove system_library_directory_ field.
4732 * object.cc (Input_objects::add_object): Don't set
4733 system_library_directory_.
4734 (input_objects::found_in_system_library_directory): Remove.
4735 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4736 parameter. Change all callers.
4737 (Symbol_table::sized_write_globals): Likewise.
4738 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4739 Call Object::is_in_system_directory.
4740 * symtab.h (class Symbol_table): Update declarations.
4743 * descriptors.h (Open_descriptor): Add is_on_stack field.
4744 * descriptors.cc (Descriptors::open): If the descriptor is on the
4745 top of the stack, remove it. Initialize is_on_stack field.
4746 (Descriptors::release): Only add pod to stack if it is not on the
4748 (Descriptors::close_some_descriptor): Clear stack_next and
4752 * output.cc (Output_section::find_starting_output_address): Rename
4753 from starting_output_address; add PADDR parameter; change return
4755 * output.h (class Output_section): Declare
4756 find_starting_output_address instead of starting_output_address.
4757 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4758 section symbol for which we can't find a merge section.
4761 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4762 hidden or internal, force the symbol to be local.
4763 * resolve.cc (Symbol::override_visibility): Define.
4764 (Symbol::override_base): Use override_visibility.
4765 (Symbol_table::resolve): Likewise.
4766 (Symbol::override_base_with_special): Likewise.
4767 (Symbol_table::override_with_special): If the visibility is hidden
4768 or internal, force the symbol to be local.
4769 * symtab.h (class Symbol): Add set_visibility and
4770 override_visibility.
4771 * testsuite/ver_test_1.sh: New file.
4772 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4773 (check_DATA): Add ver_test_1.syms.
4774 (ver_test_1.syms): New target.
4775 * testsuite/Makefile.in: Rebuild.
4777 2009-02-25 Cary Coutant <ccoutant@google.com>
4779 * layout.cc (Layout::choose_output_section): Don't rename sections
4780 when using a linker script that has a SECTIONS clause.
4781 * Makefile.in: Regenerate.
4783 * testsuite/Makefile.am (script_test_5.sh): New test case.
4784 * testsuite/Makefile.in: Regenerate.
4785 * testsuite/script_test_5.cc: New file.
4786 * testsuite/script_test_5.sh: New file.
4787 * testsuite/script_test_5.t: New file.
4789 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4791 * archive.cc (Archive::include_member): Update calls to add_symbols.
4792 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4793 the Layout argument.
4794 * dynobj.h (do_add_symbols): Add the Layout argument.
4795 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4797 * object.h (Object::add_symbols): Add the Layout argument.
4798 (Object::do_add_symbols): Add the Layout argument.
4799 (Sized_relobj::do_add_symbols): Add the Layout argument.
4800 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4801 Unify the two versions.
4802 (Add_plugin_symbols): Remove.
4803 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4804 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4805 (Add_plugin_symbols): Remove.
4806 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4807 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4808 (Add_symbols::run): Make it work with Pulginobj.
4810 2009-02-06 Ian Lance Taylor <iant@google.com>
4812 * object.cc (Sized_relobj::do_layout): Make info message start
4813 with lower case letter.
4815 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4817 * binary.cc: Fix file comment.
4819 * options.h (enum Incremental_disposition): Define.
4820 (class General_options): Add new options: --incremental,
4821 --incremental_changed, --incremental_unchanged,
4822 --incremental_unknown. Add incremental_disposition_ and
4823 implicit_incremental_ fields.
4824 (General_options::incremental_disposition): New function.
4825 (class Position_dependent_options): Add incremental_disposition
4827 (Position_dependent_options::copy_from_options): Set incremental
4829 * options.cc (General_options::parse_incremental_changed): New
4831 (General_options::parse_incremental_unchanged): New function.
4832 (General_options::parse_incremental_unknown): New function.
4833 (General_options::General_options): Initialize new fields
4834 incremental_disposition_ and implicit_incremental_.
4835 (General_options::finalize): Check for uasge of --incremental-*
4836 without --incremental.
4838 2009-02-06 Chris Demetriou <cgd@google.com>
4840 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4841 pointer and to report location as the file name associated with
4843 (gold_undefined_symbol_at_location): New function to replace the
4844 old gold_undefined_symbol functionality.
4845 * target-reloc.h (relocate_section): Update to use
4846 gold_undefined_symbol_at_location.
4847 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4848 Call gold_undefined_symbol function rather than gold_error.
4849 * errors.h (Errors::undefined_symbol): Take location as a
4850 string, rather than calculating it from a relocation.
4851 * errors.cc (Errors::fatal): Print "fatal error:" before the
4853 (Errors::error, Errors::error_at_location): Print "error: "
4854 before the formatted message.
4855 (Errors::undefined_symbol): Take location as a string, rather
4856 than calculating it from a relocation.
4857 (gold_undefined_symbol_at_location): New function akin to
4858 old gold_undefined_symbol, calculates location from relocation.
4859 (gold_undefined_symbol): Change to take only a Symbol pointer
4860 and to report location as the file name associated with the symbol.
4861 * testsuite/debug_msg.sh: Update for changed error messages.
4862 * testsuite/undef_symbol.sh: Likewise.
4864 2009-02-04 Duncan Sands <baldrick@free.fr>
4867 * reduced_debug_output.h
4868 (Output_reduced_debug_abbrev_section::failed): Use format for
4870 (Output_reduced_debug_info_section::faild): Likewise.
4872 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4874 * script.cc (Lazy_demangler): New class.
4875 (Version_script_info::get_symbol_version_helper): Demangle a
4878 2009-01-29 Cary Coutant <ccoutant@google.com>
4880 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4882 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4884 2009-01-28 Ian Lance Taylor <iant@google.com>
4886 * version.cc (version_string): Bump to 1.9.
4888 * gold.h: Include <cstring> and <stdint.h>.
4889 * version.cc: Include <cstdio>.
4890 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4892 * reduced_debug_output.cc (insert_into_vector): Rename from
4893 Insert_into_vector; change all callers. Use Swap_unaligned to
4894 avoid aliasing issue; remove union since it is unnecessary.
4896 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4898 * Makefile.am (CCFILES): Add gc.cc.
4900 * Makefile.in: Regenerate.
4901 * gold.cc (Gc_runner): New class.
4902 (queue_initial_tasks): Call garbage collection related tasks
4903 when corresponding options are invoked.
4904 (queue_middle_gc_tasks): New function.
4905 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4906 processed early before laying out sections during garbage collection.
4907 * gold.h (queue_middle_gc_tasks): New function.
4908 (is_prefix_of): Move from "layout.cc".
4909 * i386.cc (Target_i386::gc_process_relocs): New function.
4910 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4911 * main.cc (main): Create object of class "Garbage_collection".
4912 * object.cc (Relobj::copy_symbols_data): New function.
4913 (Relobj::is_section_name_included): New function.
4914 (Sized_relobj::do_layout): Allow this function to be called twice
4915 during garbage collection and defer layout of section during the
4917 * object.h (Relobj::get_symbols_data): New function.
4918 (Relobj::is_section_name_included): New function.
4919 (Relobj::copy_symbols_data): New function.
4920 (Relobj::set_symbols_data): New function.
4921 (Relobj::get_relocs_data): New function.
4922 (Relobj::set_relocs_data): New function.
4923 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4924 (Relobj::gc_process_relocs): New function.
4925 (Relobj::do_gc_process_relocs): New pure virtual function.
4926 (Relobj::sd_): New data member.
4927 (Sized_relobj::is_output_section_offset_invalid): New function.
4928 (Sized_relobj::do_gc_process_relocs): New function.
4929 * options.h (General_options::gc_sections): Modify to not be a no-op.
4930 (General_options::print_gc_sections): New option.
4931 * plugin.cc (Plugin_finish::run): Remove function call to
4932 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4933 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4934 * reloc.cc (Read_relocs::run): Add task to process relocs and
4935 determine unreferenced sections when doing garbage collection.
4936 (Gc_process_relocs): New class.
4937 (Sized_relobj::do_gc_process_relocs): New function.
4938 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4939 sections that are garbage collected.
4940 * reloc.h (Gc_process_relocs): New class.
4941 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4942 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4943 symbols whose corresponding sections are garbage collected.
4944 (Symbol_table::Symbol_table): Add new parameter for the garbage
4946 (Symbol_table::gc_mark_undef_symbols): New function.
4947 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4948 (Symbol_table::gc_mark_dyn_syms): New function.
4949 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4951 (Symbol_table::add_from_object): Likewise.
4952 (Symbol_table::add_from_relobj): When building shared objects, do not
4953 treat externally visible symbols as garbage.
4954 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4955 table information for static and relocatable links.
4956 * symtab.h (Symbol_table::set_gc): New function.
4957 (Symbol_table::gc): New function.
4958 (Symbol_table::gc_mark_undef_symbols): New function.
4959 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4960 (Symbol_table::gc_mark_dyn_syms): New function.
4961 (Symbol_table::gc_): New data member.
4962 * target.h (Sized_target::gc_process_relocs): New pure virtual
4964 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4965 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4967 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4969 * options.h (General_options::gc_sections): Define as a no-op for now.
4970 (General_options::no_keep_memory): Ditto.
4971 (General_options::Bshareable): Define.
4972 * options.cc (General_options::finalize): Honor -Bshareable.
4974 2009-01-20 Andreas Schwab <schwab@suse.de>
4976 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4977 read the value in the contents, since we don't use it. Use the
4978 template endianness when writing.
4979 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4981 2009-01-19 Andreas Schwab <schwab@suse.de>
4983 * configure.tgt (powerpc64-*): Fix targ_obj.
4985 2009-01-15 Ian Lance Taylor <iant@google.com>
4987 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4988 local symbols when stripping all symbols.
4990 2009-01-14 Cary Coutant <ccoutant@google.com>
4992 * output.cc (Output_reloc): Add explicit instantiations.
4994 2009-01-14 Cary Coutant <ccoutant@google.com>
4996 * archive.cc (Archive::get_elf_object_for_member): Remove call
4997 to File_read::claim_for_plugin.
4998 * descriptors.cc (Descriptors::open): Remove reference to
5000 (Descriptors::claim_for_plugin): Remove.
5001 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5002 (Descriptors::is_claimed): Remove.
5003 (claim_descriptor_for_plugin): Remove.
5004 * fileread.cc (File_read::claim_for_plugin): Remove.
5005 * fileread.h (File_read::claim_for_plugin): Remove.
5006 (File_read::descriptor): Reopen descriptor if necessary.
5007 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5008 (Plugin_manager::all_symbols_read): Add task parameter. Change
5010 (Plugin_manager::get_input_file): New function.
5011 (Plugin_manager::release_input_file): New function.
5012 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5013 corresponding data member.
5014 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5015 and pass to base constructor. Change all callers.
5016 (get_input_file, release_input_file): New functions.
5017 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5018 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5019 (Plugin_manager::all_symbols_read): Add task parameter.
5020 (Plugin_manager::get_input_file): New function.
5021 (Plugin_manager::release_input_file): New function.
5022 (Plugin_manager::task_): New data member.
5023 (Pluginobj::Pluginobj): Add filesize parameter.
5024 (Pluginobj::filename): New function.
5025 (Pluginobj::descriptor): New function.
5026 (Pluginobj::filesize): New function.
5027 (Pluginobj::filesize_): New data member.
5028 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5029 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5030 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5032 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5033 with archive libraries.
5034 * testsuite/Makefile.in: Regenerate.
5035 * testsuite/plugin_test.c (struct sym_info): New type.
5036 (get_input_file, release_input_file): New static variables.
5037 (onload): Capture new transfer vector entries.
5038 (claim_file_hook): Stop reading at end of file according to filesize.
5039 Factor out parsing of readelf output into separate function.
5040 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5041 APIs and get the source file name from the symbol table. Convert
5042 source file name to corresponding object file name. Print info
5043 message when adding new input files.
5044 (parse_readelf_line): New function.
5045 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5046 * testsuite/plugin_test_2.sh: Likewise.
5047 * testsuite/plugin_test_3.sh: Likewise.
5048 * testsuite/plugin_test_4.sh: New test case.
5050 2009-01-07 Ian Lance Taylor <iant@google.com>
5052 * version.cc (version_string): Bump to 1.8.
5054 2008-12-23 Cary Coutant <ccoutant@google.com>
5056 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5057 * plugin.cc (Plugin_manager::finish): Rename as
5058 layout_deferred_objects. Move cleanup to separate function.
5059 (Plugin_manager::cleanup): New function.
5060 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5062 * plugin.h (Plugin_manager::finish): Rename as
5063 layout_deferred_objects.
5064 (Plugin_manager::cleanup): New function.
5065 (Plugin_manager::cleanup_done): New field.
5067 2008-12-23 Cary Coutant <ccoutant@google.com>
5069 * plugin.cc (is_visible_from_outside): New function.
5070 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5071 so we don't return "IR only" status for exported symbols or -r links.
5073 * testsuite/Makefile.am (plugin_test_3): New test case.
5074 * testsuite/Makefile.in: Regenerate.
5075 * testsuite/plugin_test_3.sh: New file.
5077 2008-12-22 Cary Coutant <ccoutant@google.com>
5079 * object.cc (Sized_relobj::layout_section): New function.
5080 (Sized_relobj::do_layout): Defer layout of input sections until after
5081 plugin has provided replacement files.
5082 (Sized_relobj::do_layout_deferred_sections): New function.
5083 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5084 (Relobj::layout_deferred_sections): New function.
5085 (Relobj::do_layout_deferred_sections): New function.
5086 (Sized_relobj::do_layout_deferred_sections): New function.
5087 (Sized_relobj::layout_section): New function.
5088 (Sized_relobj::Deferred_layout): New structure.
5089 (Sized_relobj::deferred_layout_): New field.
5090 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5091 Change all callers. Layout deferred sections.
5092 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5094 (Plugin_hook::run): Move code from do_plugin_hook inline.
5095 (Plugin_hook::do_plugin_hook): Remove.
5096 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5097 (Plugin_manager::finish): Renamed, was cleanup.
5098 (Plugin_manager::should_defer_layout): New function.
5099 (Plugin_manager::add_deferred_layout_object): New function.
5100 (Plugin_manager::Deferred_layout_list): New type.
5101 (Plugin_manager::deferred_layout_objects_): New field.
5102 (Plugin_hook::do_plugin_hook): Remove.
5104 2008-12-17 Ian Lance Taylor <iant@google.com>
5106 * options.h (class General_options): Add --no case for
5109 2008-12-16 Cary Coutant <ccoutant@google.com>
5111 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5113 (Plugin_manager::claim_file): Create plugin object even if
5114 plugin did not call the add_symbols callback.
5115 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5116 asking for more symbols than were added.
5117 * testsuite/Makefile.am (plugin_test_1): Add test case with
5119 (empty.syms): New target.
5120 * testsuite/Makefile.in: Regenerate.
5121 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5122 message. Don't call add_symbols if no globals.
5123 (all_symbols_read_hook): Don't provide replacement for empty
5126 2008-12-12 Ian Lance Taylor <iant@google.com>
5128 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5129 r_type == 0 for a local symbol with r_sym == 0.
5130 (scan_relocatable_relocs): Pass r_sym to
5131 local_non_section_strategy.
5132 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5135 * configure.ac: Update test for TLS descriptors: they are
5136 supported as of glibc 2.9.
5137 * configure: Rebuild.
5139 2008-12-11 Ian Lance Taylor <iant@google.com>
5142 * target-reloc.h (Default_scan_relocatable_relocs): For each
5143 function, map r_type == 0 to RELOC_DISCARD.
5145 2008-12-10 Cary Coutant <ccoutant@google.com>
5147 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5148 object to override a kept COMDAT group from a plugin object.
5150 2008-12-09 Ian Lance Taylor <iant@google.com>
5153 * yyscript.y (file_cmd): Handle INPUT.
5155 * testsuite/initpri1.c: Change all declarations to be full
5156 prototypes by adding void, to avoid compiler warnings.
5158 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5160 * options.cc (General_options::parse_plugin_opt): New.
5161 (General_options::add_plugin): The argument now is just the filename.
5162 (General_options::add_plugin_option): New.
5163 * options.h (plugin_opt): New.
5164 (add_plugin): Change argument name.
5165 (add_plugin_option): New.
5166 * plugin.cc (Plugin::load): Don't parse the plugin option.
5167 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5168 (Plugin::add_option): New.
5169 (Plugin::args_): Change type.
5170 (Plugin::filename_): New.
5171 (Plugin_manager::add_plugin_option): New.
5172 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5173 * testsuite/Makefile.in: Regenerate.
5175 2008-12-05 Cary Coutant <ccoutant@google.com>
5177 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5178 Handle --strip-lto-sections option.
5179 * options.h (strip_lto_sections): New option.
5181 2008-12-01 Cary Coutant <ccoutant@google.com>
5183 * plugin.cc (ld_plugin_message): Change format parameter to const.
5184 Fix mismatch between new[] and delete.
5186 2008-11-14 Cary Coutant <ccoutant@google.com>
5188 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5191 2008-11-05 Craig Silverstein <csilvers@google.com>
5193 * options.cc (General_options::parse_dynamic_list): New function.
5194 * options.h (General_options): New flags dynamic_list,
5195 dynamic_list_data, dynamic_list_cpp_new, and
5196 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5197 (General_options::in_dynamic_list): New function.
5198 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5199 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5200 (Lex::can_continue_name): Likewise.
5202 (read_script_file): New parameter script_options.
5203 (read_dynamic_list): New function.
5204 (Script_options::define_dynamic_list): New function.
5205 (dynamic_list_keyword_parsecodes): New variable.
5206 (dynamic_list_keywords): New variable.
5207 * script.h (Script_options::define_dynamic_list): New function
5209 (read_dynamic_list): New function prototype.
5210 * symtab.cc (strprefix): New macro.
5211 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5212 dynamic_list_data, dynamic_list_cpp_new, and
5213 dynamic_list_cpp_typeinfo.
5214 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5215 (dynamic_list_expr): New rule.
5216 (dynamic_list_nodes): Likewise.
5217 (dynamic_list_node): Likewise.
5218 * testsuite/Makefile.am (dynamic_list): New test.
5219 * testsuite/Makefile.in: Regenerated.
5220 * testsuite/dynamic_list.t: New file.
5221 * testsuite/dynamic_list.sh: New file.
5223 2008-11-05 Craig Silverstein <csilvers@google.com>
5225 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5226 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5227 (t11_last): Likewise.
5228 * testsuite/ver_test_6.c (main): Likewise.
5230 2008-10-07 Cary Coutant <ccoutant@google.com>
5232 * options.c (General_options::finalize): Add check for -static and
5234 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5237 2008-10-02 Cary Coutant <ccoutant@google.com>
5239 * plugin.cc (make_sized_plugin_object): Fix conditional
5240 compilation to work when not all targets are enabled.
5242 2008-09-29 Cary Coutant <ccoutant@google.com>
5244 * archive.cc (Archive::get_file_and_offset): Use filename instead
5245 of name to get library path.
5246 (Archive::include_member): Unlock external member of a thin archive.
5248 * testsuite/Makefile.am (TEST_AR): New variable.
5249 (thin_archive_test_1): New test.
5250 (thin_archive_test_2): New test.
5251 * testsuite/Makefile.in: Regenerate.
5252 * testsuite/thin_archive_main.cc: New file.
5253 * testsuite/thin_archive_test_1.cc: New file.
5254 * testsuite/thin_archive_test_2.cc: New file.
5255 * testsuite/thin_archive_test_3.cc: New file.
5256 * testsuite/thin_archive_test_4.cc: New file.
5258 2008-09-29 Cary Coutant <ccoutant@google.com>
5260 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5261 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5263 (Sized_relobj::do_finalize_local_symbols): Likewise.
5264 (Sized_relobj::map_to_kept_section): Likewise.
5265 * object.h (Sized_relobj::invalid_address): New constant.
5266 (Sized_relobj::do_output_section_offset): Check for invalid_address
5268 * output.cc (Output_reloc::local_section_offset): Use constant
5269 invalid_address instead of -1U.
5270 (Output_reloc::get_address): Likewise.
5271 (Output_section::output_address): Change -1U to -1ULL.
5272 * output.h (Output_reloc::invalid_address): New constant.
5273 * reloc.cc (Sized_relobj::write_sections): Use constant
5274 invalid_address instead of -1U.
5275 (Sized_relobj::relocate_sections): Likewise.
5276 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5277 values for merge sections.
5278 * target-reloc.h (relocate_for_relocatable): Use constant
5279 invalid_address instead of -1U.
5281 2008-09-19 Cary Coutant <ccoutant@google.com>
5283 Add plugin functionality for link-time optimization (LTO).
5284 * configure.ac (plugins): Add --enable-plugins option.
5285 * configure: Regenerate.
5286 * config.in: Regenerate.
5287 * Makefile.am (LIBDL): New variable.
5288 (CCFILES): Add plugin.cc.
5289 (HFILES): Add plugin.h.
5290 (ldadd_var): Add LIBDL.
5291 * Makefile.in: Regenerate.
5293 * archive.cc: Include "plugin.h".
5294 (Archive::setup): Don't preread archive symbols when using a plugin.
5295 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5296 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5298 (Archive::include_member): Add symbols from plugin objects.
5299 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5300 * descriptors.cc (Descriptors::open): Check for file descriptors
5301 abandoned by plugins.
5302 (Descriptors::claim_for_plugin): New function.
5303 * descriptors.h (Descriptors::claim_for_plugin): New function.
5304 (Open_descriptor::is_claimed): New field.
5305 (claim_descriptor_for_plugin): New function.
5306 * fileread.cc (File_read::claim_for_plugin): New function.
5307 * fileread.h (File_read::claim_for_plugin): New function.
5308 (File_read::descriptor): New function.
5309 * gold.cc: Include "plugin.h".
5310 (queue_initial_tasks): Add task to call plugin hooks for generating
5312 * main.cc: Include "plugin.h".
5313 (main): Load plugin libraries.
5314 * object.h (Pluginobj): Declare.
5315 (Object::pluginobj): New function.
5316 (Object::do_pluginobj): New function.
5317 (Object::set_target): New function.
5318 * options.cc: Include "plugin.h".
5319 (General_options::parse_plugin): New function.
5320 (General_options::General_options): Initialize plugins_ field.
5321 (General_options::add_plugin): New function.
5322 * options.h (Plugin_manager): Declare.
5323 (General_options): Add --plugin option.
5324 (General_options::has_plugins): New function.
5325 (General_options::plugins): New function.
5326 (General_options::add_plugin): New function.
5327 (General_options::plugins_): New field.
5328 * plugin.cc: New file.
5329 * plugin.h: New file.
5330 * readsyms.cc: Include "plugin.h".
5331 (Read_symbols::do_read_symbols): Check for archive before checking
5332 for ELF file. Call plugin hooks to claim files.
5333 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5334 from a real object file; force override when processing replacement
5336 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5337 (Symbol::init_base_object): Likewise.
5338 (Symbol::init_base_output_data): Likewise.
5339 (Symbol::init_base_output_segment): Likewise.
5340 (Symbol::init_base_constant): Likewise.
5341 (Symbol::init_base_undefined): Likewise.
5342 (Symbol::output_section): Assert that object is not a plugin.
5343 (Symbol_table::add_from_pluginobj): New function.
5344 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5346 (Symbol_table::sized_write_globals): Likewise.
5347 (Symbol_table::add_from_pluginobj): Instantiate template.
5348 * symtab.h (Sized_pluginobj): Declare.
5349 (Symbol::in_real_elf): New function.
5350 (Symbol::set_in_real_elf): New function.
5351 (Symbol::in_real_elf_): New field.
5352 (Symbol_table::add_from_pluginobj): New function.
5354 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5355 (LIBDL): New variable.
5357 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5358 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5359 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5360 (MOSTLYCLEANFILES): Likewise.
5361 * testsuite/Makefile.in: Regenerate.
5362 * testsuite/plugin_test.c: New file.
5363 * testsuite/plugin_test_1.sh: New file.
5364 * testsuite/plugin_test_2.sh: New file.
5366 2008-09-16 Ian Lance Taylor <iant@google.com>
5368 * target-reloc.h (relocate_section): Check whether a symbol is
5369 defined by the ABI before reporting an undefined symbol error.
5370 * target.h (Target::is_defined_by_abi): Make parameter const.
5371 (Target::do_is_defined_by_abi): Likewise.
5372 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5373 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5374 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5375 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5376 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5377 * testsuite/Makefile.in: Rebuild.
5379 * fileread.cc (make_view): Add casts to avoid warning.
5381 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5383 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5384 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5386 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5388 * options.h (General_options::output_is_executable): New.
5389 (General_options::output_is_pie): New.
5390 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5391 for shared libraries.
5392 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5394 2008-09-11 Chris Demetriou <cgd@google.com>
5396 * options.h (origin): New -z option.
5397 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5398 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5401 2008-09-05 Cary Coutant <ccoutant@google.com>
5403 * fileread.cc (File_read::make_view): Add check for attempt to map
5406 2008-09-05 Cary Coutant <ccoutant@google.com>
5408 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5409 explicit instantiations.
5411 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5414 * options.cc (General_options::finalize): Allow undefined symbols
5415 in shlibs if linking -shared.
5418 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5419 symbols as not needing a dynsym entry.
5421 2008-08-20 Craig Silverstein <csilvers@google.com>
5423 * fileread.cc (File_read::open): Do not lock the file unless it
5424 was successfully opened.
5426 2008-08-14 Cary Coutant <ccoutant@google.com>
5428 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5429 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5430 * testsuite/tls_test.cc (struct int128): 128-bit struct
5431 for testing TLS relocs with non-zero addend.
5432 (v12): New TLS variable.
5434 (t_last): Add check for v12.
5435 * testsuite/tls_test.h (t12): New function.
5436 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5438 2008-08-13 Ian Lance Taylor <iant@google.com>
5440 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5441 set tls_segment_ or relro_segment_.
5442 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5444 * output.h (Output_section::clear_is_relro): New function.
5445 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5446 sections specially even when output_data_ is empty.
5447 (Output_segment::maximum_alignment): When first section is relro,
5448 only force alignment for PT_LOAD segments.
5449 * script.cc (script_data_segment_align): New function.
5450 (script_data_segment_relro_end): New function.
5451 * script-c.h (script_data_segment_align): Declare.
5452 (script_data_segment_relro_end): Declare.
5453 * script-sections.h (class Script_sections): Declare
5454 data_segment_align and data_segment_relro_end. Add fields
5455 segment_align_index_ and saw_relro_end_.
5456 * script-sections.cc (class Sections_element): Add set_is_relro
5457 virtual function. Add new bool* parameter to place_orphan_here.
5458 Add get_output_section virtual function.
5459 (class Output_section_definition): Add set_is_relro. Add new
5460 bool* parameter to place_orphan_here. Add get_output_section.
5461 Add is_relro_ field.
5462 (Output_section_definition::Output_section_definition): Initialize
5463 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5464 and is_relro_ fields.
5465 (Output_section_definition::place_orphan_here): Add is_relro
5467 (Output_section_definition::set_section_addresses): Set relro for
5469 (Output_section_definition::alternate_constraint): Likewise.
5470 (class Orphan_output_section): Add new bool* parameter to
5471 place_orphan_here. Add get_output_section.
5472 (Orphan_output_section::place_orphan_here): Add is_relro
5474 (Script_sections::Script_sections): Initialize
5475 data_segment_align_index_ and saw_relro_end_.
5476 (Script_sections::data_segment_align): New function.
5477 (Script_sections::data_segment_relro_end): New function.
5478 (Script_sections::place_orphan): Set or clear is_relro.
5479 (Script_sections::set_section_addresses): Force alignment of first
5481 * yyscript.y (exp): Call script_data_segment_align and
5482 script_data_segment_relro_end.
5483 * testsuite/relro_script_test.t: New file.
5484 * testsuite/relro_test.cc (using_script): Declare.
5485 (t1, t2): Test using_script.
5486 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5487 (relro_script_test_SOURCES): Define.
5488 (relro_script_test_DEPENDENCIES): Define.
5489 (relro_script_test_LDFLAGS): Define.
5490 (relro_script_test_LDADD): Define.
5491 (relro_script_test.so): New target.
5492 * testsuite/Makefile.in: Rebuild.
5494 2008-08-06 Cary Coutant <ccoutant@google.com>
5496 * archive.cc (Archive::total_archives, Archive::total_members)
5497 (Archive::total_members_loaded): New variables.
5498 (Archive::setup): Add parameter. Add option to preread
5500 (Archive::read_armap): Add counter.
5501 (Archive::get_file_and_offset): New function.
5502 (Archive::get_elf_object_for_member): New function.
5503 (Archive::read_all_symbols): New function.
5504 (Archive::read_symbols): New function.
5505 (Archive::add_symbols): Add counters.
5506 (Archive::include_all_members): Use armap to find members if it's
5508 (Archive::include_member): Skip reading symbols if already read.
5509 Factored code into Archive::get_file_and_offset and
5510 Archive::get_elf_object_for_member. Changed call to
5511 Mapfile::report_include_archive_member.
5512 (Archive::print_stats): New function.
5513 * archive.h: Declare Object and Read_symbols_data classes.
5514 (Archive::Archive): Add initializers for new members.
5515 (Archive::setup): Add parameter.
5516 (Archive::print_stats): New function.
5517 (Archive::total_archives, Archive::total_members)
5518 (Archive::total_members_loaded): New variables.
5519 (Archive::get_file_and_offset): New function.
5520 (Archive::get_elf_object_for_member): New function.
5521 (Archive::read_all_symbols): New function.
5522 (Archive::read_symbols): New function.
5523 (Archive::Archive_member): New class.
5524 (Archive::members_): New member.
5525 (Archive::num_members_): New member.
5526 * main.cc: Include archive.h.
5527 (main): Call Archive::print_stats.
5528 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5529 archive parameter; member_name is now the fully-decorated name.
5530 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5531 * options.h: (General_options): Add --preread-archive-symbols option.
5532 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5535 2008-08-04 Ian Lance Taylor <iant@google.com>
5537 * symtab.h (Symbol::use_plt_offset): New function.
5538 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5539 * powerpc.cc (Relocate::relocate): Likewise.
5540 * sparc.cc (Relocate::relocate): Likewise.
5541 * x86_64.cc (Relocate::relocate): Likewise.
5542 * testsuite/weak_plt.sh: New test.
5543 * testsuite/weak_plt_main.cc: New test.
5544 * testsuite/weak_plt_shared.cc: New test.
5545 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5546 (check_PROGRAMS): Add weak_plt.
5547 (check_DATA): Add weak_plt_shared.so.
5548 (weak_plt_main_pic.o, weak_plt): New targets.
5549 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5550 * testsuite/Makefile.in: Rebuild.
5552 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5554 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5555 * testsuite/Makefile.in: Rebuild.
5557 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5559 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5560 * Makefile.in: Regenerate.
5561 * po/POTFILES.in: Regenerate.
5563 2008-07-29 Ian Lance Taylor <iant@google.com>
5565 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5566 symbols before other symbols.
5567 * testsuite/script_test_2.cc (test_addr): Declare.
5568 (test_addr_alias): Declare.
5569 (main): Check that test_addr and test_addr_alias have the right
5571 * testsuite/script_test_2.t: Define test_addr_alias and
5574 2008-07-24 Ian Lance Taylor <iant@google.com>
5577 * descriptors.cc: New file.
5578 * descriptors.h: New file.
5579 * gold-threads.h (class Hold_optional_lock): New class.
5580 * fileread.cc: Include "descriptors.h".
5581 (File_read::~File_read): Release descriptor rather than closing
5583 (File_read::open) [file]: Call open_descriptor rather than open.
5584 Set is_descriptor_opened_.
5585 (File_read::open) [memory]: Assert that descriptor is not open.
5586 (File_read::reopen_descriptor): New function.
5587 (File_read::release): Release descriptor.
5588 (File_read::do_read): Make non-const. Reopen descriptor.
5589 (File_read::read): Make non-const.
5590 (File_read::make_view): Reopen descriptor.
5591 (File_read::do_readv): Likewise.
5592 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5593 Update declarations.
5594 * layout.cc: Include "descriptors.h".
5595 (Layout::create_build_id): Use open_descriptor rather than open.
5596 * output.cc: Include "descriptors.h".
5597 (Output_file::open): Use open_descriptor rather than open.
5598 * archive.cc (Archive::const_iterator): Change Archive to be
5600 (Archive::begin, Archive::end): Make non-const.
5601 (Archive::count_members): Likewise.
5602 * archive.h (class Archive): Update declarations.
5603 * object.h (Object::read): Make non-const.
5604 * Makefile.am (CCFILES): Add descriptors.cc.
5605 (HFILES): Add descriptors.h.
5606 * Makefile.in: Rebuild.
5609 * gold.h: Always include <clocale>. Add Solaris workarounds
5610 following code in binutils/sysdep.h.
5613 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5614 this->eh_frame_hdr_ is NULL before using it.
5616 * dynobj.cc (Versions::Versions): Update comment.
5618 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5619 the base version name.
5621 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5622 array size plus one.
5623 (Stringpool_template::set_string_offsets): Subtract one from key
5624 before using it as an array index.
5625 (Stringpool_template::get_offset_with_length): Likewise.
5626 (Stringpool_template::write_to_buffer): Likewise.
5627 * stringpool.h (Stringpool_template::get_offset_from_key):
5630 2008-07-23 Ian Lance Taylor <iant@google.com>
5633 * object.h (Merged_symbol_value::value): Do our best to handle a
5637 * script.cc (Version_script_info::get_versions): Don't add empty
5638 version tag to return value.
5639 (Version_script_info::get_symbol_version_helper): Change return
5640 type to bool. Add pversion parameter. Change all callers.
5641 (script_register_vers_node): Don't require a non-NULL tag.
5642 * script.h (class Version_script_info): Update declarations.
5643 (Version_script_info::get_symbol_version): Change return type to
5644 bool. Add version parameter. Change all callers.
5645 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5646 handling. Handle an empty version from a version script.
5647 (Symbol_table::define_special_symbol): Likewise.
5648 * testsuite/ver_test_10.script: New file.
5649 * testsuite/ver_test_10.sh: New file.
5650 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5651 (check_DATA): Add ver_test_10.syms.
5652 (ver_test_10.syms, ver_test_10.so): New target.
5653 * testsuite/Makefile.in: Rebuild.
5655 2008-07-23 Simon Baldwin <simonb@google.com>
5657 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5658 to zero for undefined symbols from dynamic libraries.
5660 2008-07-23 Ian Lance Taylor <iant@google.com>
5662 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5664 * symtab.h (class Symbol_table): Update declaration.
5665 * testsuite/ver_test_9.cc: New file.
5666 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5667 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5668 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5669 (ver_test_9.so, ver_test_9.o): New targets.
5670 * testsuite/Makefile.in: Rebuild.
5672 2008-07-22 Ian Lance Taylor <iant@google.com>
5674 * options.h (class General_options): Define --check-sections.
5675 * layout.cc (Layout::set_segment_offsets): Handle
5678 * options.h (class General_options): Define -n/--nmagic and
5680 * options.cc (General_options::finalize): For -n/--nmagic or
5681 -N/--omagic, set -static.
5682 * layout.cc (Layout::attach_allocated_section_to_segment): If
5683 -N/--omagic, don't put read-only and read-write sections in
5685 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5686 finding a read-only segment.
5687 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5688 don't set the minimum segment alignment to the common page size,
5689 and don't set the file offset to the address modulo the page size.
5690 * script-sections.cc (Script_sections::create_segments): If
5691 -n/--omagic, don't put read-only and read-write sections in
5694 * cref.cc: New file.
5696 * options.h (class General_options): Add --print-symbol-counts.
5697 * main.cc (main): Issue defined symbol report if requested.
5698 * archive.cc (Archive::interpret_header): Make into a const member
5700 (Archive::add_symbols): Call Input_objects::archive_start and
5702 (Archive::const_iterator): Define new class.
5703 (Archive::begin, Archive::end): New functions.
5704 (Archive::include_all_members): Rewrite to use iterator.
5705 (Archive::count_members): New function.
5706 * archive.h (class Archive): Update declarations.
5707 (Archive::filename): New function.
5708 * object.cc: Include "cref.h".
5709 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5710 (Sized_relobj::do_get_global_symbol_counts): New function.
5711 (Input_objects::add_object): Add object to cross-referencer.
5712 (Input_objects::archive_start): New function.
5713 (Input_objects::archive_stop): New function.
5714 (Input_objects::print_symbol_counts): New function.
5715 * object.h: Declare Cref and Archive.
5716 (Object::get_global_symbol_counts): New function.
5717 (Object::do_get_global_symbol_counts): New pure virtual function.
5718 (class Sized_relobj): Add defined_count_ field. Update
5720 (class Input_objects): Add cref_ field. Update constructor.
5721 Update declarations.
5722 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5724 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5726 (Sized_dynobj::do_get_global_symbol_counts): New function.
5727 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5728 defined_count_. Update declarations. Define Symbols typedef.
5729 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5730 parameter. Change all callers.
5731 (Symbol_table::add_from_dynobj): Add sympointers and defined
5732 parameters. Change all callers.
5733 * symtab.h (class Symbol_table): Update declarations.
5734 * Makefile.am (CCFILES): Add cref.cc.
5735 (HFILES): Add cref.h.
5736 * Makefile.in: Rebuild.
5738 2008-07-22 Simon Baldwin <simonb@google.com>
5740 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5741 to zero when writing undefined symbols.
5743 2008-07-22 Ian Lance Taylor <iant@google.com>
5745 * output.cc (Output_section::add_input_section): Don't try to
5746 merge empty merge sections.
5748 2008-07-21 Craig Silverstein <csilvers@google.com>
5750 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5751 Include symbol version in error message.
5753 2008-07-20 Chris Demetriou <cgd@google.com>
5755 * configure.ac (gold_cv_c_random_seed): New configured variable.
5756 (RANDOM_SEED_CFLAGS): New substituted variable.
5757 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5758 * configure: Rebuild.
5759 * Makefile.in: Likewise.
5760 * testsuite/Makefile.in: Likewise.
5762 2008-07-18 Ian Lance Taylor <iant@google.com>
5764 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5765 where we see NAME/NULL and NAME/VERSION as separate symbols.
5766 * testsuite/ver_test_main.cc (main): Call t4.
5767 (t4, t4_2a): Define.
5768 * testsuite/ver_test_2.cc (t4_2): Define.
5769 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5770 * testsuite/ver_test_4.cc (t4_2a): Define.
5771 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5772 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5774 2008-07-17 Ian Lance Taylor <iant@google.com>
5776 * dynobj.cc (Versions::add_def): If we give an error about a
5777 missing version, go ahead and create the version anyhow.
5779 2008-07-10 Ian Lance Taylor <iant@google.com>
5781 Handle output sections with more than 0x7fffffff bytes.
5782 * object.h (class Relobj): Change map_to_output_ to
5783 output_sections_, and just keep a section pointer. Change all
5784 uses. Move comdat group support to Sized_relobj.
5785 (Relobj::is_section_specially_mapped): Remove.
5786 (Relobj::output_section): Remove poff parameter. Change all
5788 (Relobj::output_section_offset): New function.
5789 (Relobj::set_section_offset): Rewrite.
5790 (Relobj::map_to_output): Remove.
5791 (Relobj::output_sections): New function.
5792 (Relobj::do_output_section_offset): New pure virtual function.
5793 (Relobj::do_set_section_offset): Likewise.
5794 (class Sized_relobj): Add section_offsets_ field. Add comdat
5795 group support from Relobj. Update declarations.
5796 (Sized_relobj::get_output_section_offset): New function.
5797 (Sized_relobj::do_output_section_offset): New function.
5798 (Sized_relobj::do_set_section_offset): New function.
5799 * object.cc (Relobj::output_section_address): Remove.
5800 (Sized_relobj::Sized_relobj): Initialize new fields.
5801 (Sized_relobj::include_section_group): Cast find_kept_object to
5803 (Sized_relobj::include_linkonce_section): Likewise.
5804 (Sized_relobj::do_layout): Use separate arrays for output section
5806 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5808 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5809 output_sections and section_offsets.
5810 (Sized_relobj::write_local_symbols): Likewise.
5811 (map_to_kept_section): Compute output address directly.
5812 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5813 output_sections and section_offsets.
5814 (Sized_relobj::write_sections): Likewise.
5815 (Sized_relobj::relocate_sections): Likewise.
5816 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5817 * output.h (class Output_reloc): Update declarations. Change
5818 u2_.relobj to Sized_relobj*.
5819 (class Output_data_reloc): Change add functions to use
5821 * output.cc (Output_reloc::Output_reloc): Change relobj to
5823 (Output_reloc::local_section_offset): Change return type to
5824 Elf_Addr. Use get_output_section_offset.
5825 (Output_reloc::get_address): Likewise.
5826 (Output_section::is_input_address_mapped): Don't call
5827 is_section_specially_mapped.
5828 (Output_section::output_offset): Likewise.
5829 (Output_section::output_address): Likewise.
5830 (Output_section::starting_output_address): Likewise.
5831 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5832 parameter to Sized_relobj*.
5833 (Copy_relocs::need_copy_reloc): Likewise.
5834 (Copy_relocs::save): Likewise.
5835 * copy-relocs.h (class Copy_relocs): Update declarations.
5836 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5837 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5838 * target-reloc.h (relocate_for_relocatable): Change
5839 offset_in_output_section type to Elf_Addr. Change code that uses
5841 * layout.cc (Layout::layout): Always set *off.
5842 * mapfile.cc (Mapfile::print_input_section): Use
5843 output_section_offset.
5844 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5846 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5847 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5848 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5850 2008-07-03 Ian Lance Taylor <iant@google.com>
5852 * layout.cc (Layout::include_section): Do not discard unrecognized
5853 SHT_STRTAB sections.
5855 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5857 * script.cc (Lex::can_continue_name): Make '?' allowable in
5858 version-script names.
5859 * testsuite/version_script.map: Change glob pattern to use '?'
5861 2008-06-30 Manish Singh <yosh@gimp.org>
5864 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5867 2008-06-30 Ian Lance Taylor <iant@google.com>
5871 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5872 versions]: Don't try to read the value in the contents, since we
5873 don't use it. Use the template endianness when writing.
5875 2008-06-25 Cary Coutant <ccoutant@google.com>
5877 * fileread.cc (File_read::make_view): Assert on zero-length view.
5878 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5879 symbol table when there are no symbols to read.
5881 2008-06-23 Craig Silverstein <csilvers@google.com>
5883 * version.cc (version_string): Bump to 1.7
5885 2008-06-18 Craig Silverstein <csilvers@google.com>
5887 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5888 constant 0xFFFF to type Valtype.
5889 (Powerpc_relocate_functions::rel16_ha): Likewise.
5891 2008-06-17 Ian Lance Taylor <iant@google.com>
5893 * output.h (Output_section::Input_section): Initialize p2align_ to
5894 zero for Output_section_data constructors.
5895 (Output_section::Input_section::addralign): If not an input
5896 section, return the alignment of the Output_section_data.
5897 * testsuite/copy_test.cc: New file.
5898 * testsuite/copy_test_1.cc: New file.
5899 * testsuite/copy_test_2.cc: New file.
5900 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5901 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5902 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5903 (copy_test_1_pic.o, copy_test_1.so): New targets.
5904 (copy_test_2_pic.o, copy_test_2.so): New targets.
5905 * testsuite/Makefile.in: Rebuild.
5907 * script-sections.cc (Script_sections::place_orphan): Initialize
5908 local variable exact.
5910 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5912 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5914 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5915 David S. Miller <davem@davemloft.net>
5917 * powerpc.cc: New file.
5918 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5919 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5920 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5921 * Makefile.in: Rebuild.
5923 2008-06-09 Ian Lance Taylor <iant@google.com>
5925 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5927 (throwing, orig_terminate): New static variables.
5928 (terminate_handler): New static function.
5929 (t2): Set terminate handler.
5931 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5934 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5937 2008-05-30 Cary Coutant <ccoutant@google.com>
5939 * archive.cc (Archive::include_all_members) Correct to step
5940 over symbol table and extended name table in thin archives.
5942 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5945 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5948 2008-05-28 Caleb Howe <cshowe@google.com>
5950 * reduced_debug_output.cc: New file.
5951 * reduced_debug_output.h: New file.
5952 * options.h (class General_options): Add --strip-debug-non-line.
5953 * options.cc (General_options::finalize): Add strip_debug_non_line
5954 to the strip heirarchy.
5955 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5957 * layout.cc: Include "reduced_debug_output.h".
5958 (Layout::Layout): Initialize new fields.
5959 (line_only_debug_sections): New static array.
5960 (is_lines_only_debug_sections): New static inline function.
5961 (Layout::include_section): Handle --strip-debug-non-line.
5962 (Layout::make_output_section): If --strip-debug-non-line, build
5963 new output sections for .debug_abbrev and .debug_info.
5964 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5965 gold. Warn about possible overflow.
5966 (read_signed_LEB_128): Likewise.
5967 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5968 (read_signed_LEB_128): Declare.
5969 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5970 (HFILES): Add reduced_debug_output.h.
5971 * Makefile.in: Rebuild.
5973 2008-05-21 Ian Lance Taylor <iant@google.com>
5975 * mapfile.cc: New file.
5976 * mapfile.h: New file.
5977 * options.h (class General_options): Add -M/--print-map and -Map.
5978 * options.cc (General_options::finalize): Make -M equivalent to
5980 * main.cc: Include <cstdio> and "mapfile.h".
5981 (main): Open mapfile if requested.
5982 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5983 constructor. Change caller.
5984 (queue_initial_tasks): Add mapfile parameter. Change caller.
5985 (queue_middle_tasks): Likewise.
5986 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5988 * archive.cc: Include "mapfile.h".
5989 (Archive::add_symbols): Add mapfile parameter. Change all
5990 callers. Pass mapfile, symbol, and reason to include_member.
5991 (Archive::include_all_members): Add mapfile parameter. Change all
5993 (Archive::include_member): Add mapfile, sym, and why parameters.
5994 Change all callers. Report inclusion to map file.
5995 * archive.h: Include "fileread.h".
5996 (class Archive): Update declarations.
5997 (Archive::file): New const method.
5998 (class Add_archive_symbols): Add mapfile_ field. Update
5999 constructor. Change all callers.
6000 * readsyms.h (class Read_symbols): Likewise.
6001 (class Finish_group): Likewise.
6002 (class Read_script): Likewise.
6003 * common.cc: Include "mapfile.h".
6004 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6006 (Symbol_table::do_allocate_commons): Likewise.
6007 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6008 symbol allocation to mapfile.
6009 * common.h (class Allocate_commons_task): Add mapfile_ field.
6010 Update constructor. Change all callers.
6011 * symtab.h (class Symbol_table): Update declarations.
6012 * layout.cc: Include "mapfile.h".
6013 (Layout_task_runner::run): Print information to mapfile.
6014 (Layout::create_gold_note): Change Output_data_fixed_space to
6015 Output_data_zero_fill.
6016 (Layout::create_build_id): Likewise.
6017 (Layout::print_to_mapfile): New function.
6018 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6019 constructor. Change caller.
6020 (class Layout): Declare print_to_mapfile.
6021 * output.cc (Output_section::Input_section::print_to_mapfile): New
6023 (Output_section::add_input_section): If producing a map, always
6024 add to input_sections_ list.
6025 (Output_section::do_print_to_mapfile): New function.
6026 (Output_segment::print_sections_to_mapfile): New function.
6027 (Output_segment::print_section_list_to_mapfile): New function.
6028 * output.h: Include "mapfile.h".
6029 (Output_data::print_to_mapfile): New function.
6030 (Output_data::do_print_to_mapfile): New virtual function.
6031 (Output_segment_headers::do_print_to_mapfile): New function.
6032 (Output_file_header::do_print_to_mapfile): New function.
6033 (Output_data_const::do_print_to_mapfile): New function.
6034 (class Output_data_const_buffer): Add map_name_ field. Update
6035 constructor. Change all callers. Add do_print_to_mapfile
6037 (class Output_data_fixed_space): Likewise.
6038 (class Output_data_space): Likewise.
6039 (class Output_data_zero_fill): New class.
6040 (Output_data_strtab::do_print_to_mapfile): New function.
6041 (Output_data_reloc_base::do_print_to_mapfile): New function.
6042 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6043 (Output_data_group::do_print_to_mapfile): New function.
6044 (Output_data_got::do_print_to_mapfile): New function.
6045 (Output_data_dynamic::do_print_to_mapfile): New function.
6046 (Output_symtab_xindex::do_print_to_mapfile): New function.
6047 (class Output_section): Declare do_print_to_mapflie. Declare
6048 print_to_mapfile in Input_section.
6049 (class Output_segment): Declare new functions.
6050 * object.h (Sized_relobj::symbol_count): New function.
6051 * script-sections.cc
6052 (Output_section_element_dot_assignment::set_section_addresses):
6053 Change Output_data_fixed_space to Output_data_zero_fill.
6054 (Output_data_expression::do_print_to_mapfile): New function.
6055 * script.cc (read_input_script): Add mapfile parameter. Change
6057 * script.h (read_input_script): Update declaration.
6058 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6059 (Eh_frame::do_print_to_mapfile): New function.
6060 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6061 (Output_merge_string::do_print_to_mapfile): New function.
6062 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6064 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6066 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6068 * Makefile.am (CCFILES): Add mapfile.cc.
6069 (HFILES): Add mapfile.h.
6070 * Makefile.in: Rebuild.
6072 2008-05-19 Ian Lance Taylor <iant@google.com>
6074 * options.h (class General_options): Add -z relro.
6075 * layout.cc (Layout::Layout): Initialize relro_segment_.
6076 (Layout::add_output_section_data): Return the output section.
6077 (Layout::make_output_section): Rcognize relro sections and mark
6079 (Layout::attach_allocated_section_to_segment): Put relro sections
6080 in a PT_GNU_RELRO segment.
6081 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6083 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6085 (Layout::linkonce_mapping): Map d.rel.ro.local to
6087 (Layout::output_section_name): Us .data.rel.ro.local for any
6088 section which begins with that.
6089 * layout.h (class Layout): Update add_output_section_data
6090 declaration. Add relro_segment_ field.
6091 * output.cc (Output_section::Output_section): Initialize is_relro_
6092 and is_relro_local_ fields.
6093 (Output_segment::add_output_section): Group relro sections.
6094 (Output_segment::is_first_section_relro): New function.
6095 (Output_segment::maximum_alignment): If there is a relro section,
6096 align the segment to the common page size.
6097 (Output_segment::set_section_addresses): Track whether we are
6098 looking at relro sections. If the last section is a relro
6099 section, align to the common page size.
6100 (Output_segment::set_section_list_addresses): Add in_relro
6101 parameter. Change all callers. Align to the page size when
6102 moving from relro to non-relro section.
6103 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6105 * output.h (class Output_section): Add is_relro_ and
6106 is_relro_local_ fields.
6107 (Output_section::is_relro): New function.
6108 (Output_section::set_is_relro): New function.
6109 (Output_section::is_relro_local): New function.
6110 (Output_section::set_is_relro_local): New function.
6111 (class Output_segment): Update declarations.
6112 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6113 * sparc.cc (Target_sparc::got_section): Likewise.
6114 * x86_64.cc (Target_x86_64::got_section): Likewise.
6115 * testsuite/relro_test_main.cc: New file.
6116 * testsuite/relro_test.cc: New file.
6117 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6118 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6119 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6120 (relro_test.so, relro_test_pic.o): New targets.
6121 * testsuite/Makefile.in: Rebuild.
6123 2008-05-16 Ian Lance Taylor <iant@google.com>
6125 * output.cc (Output_segment::add_output_section): Remove front
6127 * output.h (class Output_segment): Remove
6128 add_initial_output_section and overloaded add_output_section.
6129 Update declaration of remaining add_output_section.
6130 * layout.cc (Layout::create_interp): Call add_output_section
6131 rather than add_initial_output_section.
6132 (Layout::finish_dynamic_section): Likewise.
6134 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6135 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6136 know the dynamic type.
6137 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6138 field. Initialize it in constructor.
6139 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6140 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6141 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6144 * output.cc (Output_reloc::get_address): Change return type to
6146 * output.h (class Output_reloc): Update get_address declaration.
6147 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6148 for section addresses.
6150 2008-05-09 Ian Lance Taylor <iant@google.com>
6153 * gold.cc (gold_nomem): Use return value of write.
6155 2008-05-08 Ian Lance Taylor <iant@google.com>
6157 * symtab.c (Symbol::init_base_output_data): Add version
6158 parameter. Change all callers.
6159 (Symbol::init_base_output_segment): Likewise.
6160 (Symbol::init_base_constant): Likewise.
6161 (Symbol::init_base_undefined): Likewise.
6162 (Sized_symbol::init_output_data): Likewise.
6163 (Sized_symbol::init_output_segment): Likewise.
6164 (Sized_symbol::init_constant): Likewise.
6165 (Sized_symbol::init_undefined): Likewise.
6166 (Symbol_table::do_define_in_output_data): If the new symbol has a
6167 version, mark it as the default.
6168 (Symbol_table::do_define_in_output_segment): Likewise.
6169 (Symbol_table::do_define_as_constant): Likewise.
6170 * symtab.h (class Symbol): Update declarations.
6171 (class Sized_symbol): Likewise.
6172 * resolve.cc (Symbol::override_version): New function.
6173 (Symbol::override_base): Call override_version.
6174 (Symbol::override_base_with_special): Likewise.
6175 * testsuite/ver_script_8.script: New file.
6176 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6177 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6178 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6179 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6181 2008-05-06 Ian Lance Taylor <iant@google.com>
6184 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6186 (class General_options): Remove existing --undefined, and add
6187 --no-undefined instead. Add new --undefined as synonym for -u.
6188 * archive.cc (Archive::add_symbols): Check whether symbol was
6190 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6191 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6192 all uses. Add IS_UNDEFINED. Update declarations to split
6193 different versions of init_base. Declare init_base_undefined.
6194 (Symbol::is_defined): Handle IS_UNDEFINED.
6195 (Symbol::is_undefined): Likewise.
6196 (Symbol::is_weak_undefined): Call is_undefined.
6197 (Symbol::is_absolute): Handle IS_CONSTANT.
6198 (class Sized_symbol): Update declarations to split different
6199 versions of init. Declare init_undefined.
6200 (class Symbol_table): Declare new functions.
6201 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6203 (Symbol::init_base_output_data): Likewise.
6204 (Symbol::init_base_output_segment): Likewise.
6205 (Symbol::init_base_constant): Likewise.
6206 (Symbol::init_base_undefined): New function.
6207 (Sized_symbol::init_object): Rename from init. Change all
6209 (Sized_symbol::init_output_data): Likewise.
6210 (Sized_symbol::init_output_segment): Likewise.
6211 (Sized_symbol::init_constant): Likewise.
6212 (Sized_symbol::init_undefined): New function.
6213 (Symbol_table::add_undefined_symbols_from_command_line): New
6215 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6217 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6218 (Symbol::output_section): Likewise.
6219 (Symbol::set_output_section): Likewise.
6220 (Symbol_table::sized_finalize_symbol): Likewise.
6221 (Symbol_table::sized_write_globals): Likewise.
6222 * resolve.cc (Symbol_table::should_override): Likewise.
6223 (Symbol::override_base_with_special): Likewise.
6225 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6226 symbol, change it to have default visibility.
6227 * testsuite/protected_1.cc: New file.
6228 * testsuite/protected_2.cc: New file.
6229 * testsuite/protected_3.cc: New file.
6230 * testsuite/protected_main_1.cc: New file.
6231 * testsuite/protected_main_2.cc: New file.
6232 * testsuite/protected_main_3.cc: New file.
6233 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6234 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6235 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6236 (protected_1.so): New target.
6237 (protected_1_pic.o, protected_2_pic.o): New targets.
6238 (protected_3_pic.o): New target.
6239 (check_PROGRAMS): Add protected_2.
6240 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6241 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6242 * testsuite/Makefile.in: Rebuild.
6244 * options.h (DEFINE_var): Add set_user_set_##varname__.
6245 (DEFINE_bool_alias): New macro.
6246 (class General_options): Define -Bstatic using DEFINE_bool_alias
6247 rather than DEFINE_special. Add --undefined as an alias for -z
6249 * options.cc (General_options::parse_Bstatic): Remove.
6251 * options.h (class General_options): Add --fatal-warnings.
6252 * main.cc (main): Implement --fatal-warnings.
6253 * errors.h (Errors::warning_count): New function.
6255 * options.h (class General_options): Add -Bsymbolic-functions.
6256 * symtab.h (Symbol::is_preemptible): Check for
6257 -Bsymbolic-functions.
6259 2008-05-05 Ian Lance Taylor <iant@google.com>
6261 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6262 as noVARNAME rather than no-VARNAME.
6263 (class General_options): Add option -z combreloc.
6264 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6266 (Output_reloc::sort_before) [SHT_REL]: New function.
6267 (Output_reloc::sort_before) [SHT_RELA]: New function.
6268 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6269 Sort_relocs_comparison.
6270 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6271 parameter. Change all callers.
6272 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6273 sort_relocs parameter. Change all callers.
6274 * output.cc (Output_reloc::get_address): New function, broken out
6276 (Output_reloc::write_rel): Call it.
6277 (Output_reloc::compare): New function.
6278 (Output_data_reloc_base::do_write): Optionally sort relocs.
6280 * configure.ac: If targ_extra_obj is set, link it in.
6281 * configure.tgt: Initialize all variables.
6282 (x86_64*): Set targ_extra_obj and targ_extra_size.
6283 * configure: Rebuild.
6285 * object.cc (Sized_relobj::include_section_group): Adjust section
6286 indexes read from group data. Build vector to pass to
6288 * layout.cc (Layout::layout_group): Add flags and shndxes
6289 parameters. Remove contents parameter. Change caller. Update
6290 explicit instantiations.
6291 * layout.h (class Layout): Update layout_group declaration.
6292 * output.cc (Output_data_group::Output_data_group): Add flags and
6293 input_shndxes parameters. Remove contents parameter. Change
6295 (Output_data_group::do_write): Change input_sections_ to
6297 * output.h (class Output_data_group): Update constructor
6298 declaration. Rename input_sections_ to input_shndxes_.
6299 * testsuite/many_sections_test.cc: Add template.
6301 2008-04-30 Cary Coutant <ccoutant@google.com>
6303 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6305 * layout.cc (Layout::include_section): Refactored check for debug
6307 (Layout::add_comdat): Add new parameters. Change type
6308 of signature parameter. Add object and shndx to signatures table.
6309 (Layout::find_kept_object): New function.
6310 * layout.h: Include <cstring>.
6311 (Layout::is_debug_info_section): New function.
6312 (Layout::add_comdat): Add new parameters.
6313 (Layout::find_kept_object): New function.
6314 (Layout::Kept_section): New struct.
6315 (Layout::Signatures): Change type of map range.
6316 * object.cc (Relobj::output_section_address): New function.
6317 (Sized_relobj::include_section_group): Add new parameters. Change
6318 calls to Layout::add_comdat. Change to build table of kept comdat
6319 groups and table mapping discarded sections to kept sections.
6320 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6321 (Sized_relobj::do_layout): Change calls to include_section_group and
6322 include_linkonce_section.
6323 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6324 value to zero when section is discarded.
6325 (Sized_relobj::map_to_kept_section): New function.
6326 * object.h (Relobj::output_section_address): New function.
6327 (Relobj::Comdat_group): New type.
6328 (Relobj::find_comdat_group): New function.
6329 (Relobj::Comdat_group_table): New type.
6330 (Relobj::Kept_comdat_section): New type.
6331 (Relobj::Kept_comdat_section_table): New type.
6332 (Relobj::add_comdat_group): New function.
6333 (Relobj::set_kept_comdat_section): New function.
6334 (Relobj::get_kept_comdat_section): New function.
6335 (Relobj::comdat_groups_): New field.
6336 (Relobj::kept_comdat_sections_): New field.
6337 (Symbol_value::input_value): Update comment.
6338 (Sized_relobj::map_to_kept_section) New function.
6339 (Sized_relobj::include_linkonce_section): Add new parameter.
6340 * target-reloc.h (Comdat_behavior): New type.
6341 (get_comdat_behavior): New function.
6342 (relocate_section): Add code to map a discarded section to the
6343 corresponding kept section when applying a relocation.
6345 2008-04-30 Craig Silverstein <csilvers@google.com>
6347 * dwarf_reader.cc (next_generation_count): New static var.
6348 (Addr2line_cache_entry): New struct.
6349 (addr2line_cache): New static var.
6350 (Dwarf_line_info::one_addr2line): Added caching.
6351 (Dwarf_line_info::clear_addr2line_cache): New function.
6352 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6353 cache-size parameter.
6354 (Dwarf_line_info::one_addr2line_cache): New function.
6355 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6356 new cache-size argument to one_addr2line(), and clear cache.
6358 2008-04-28 Cary Coutant <ccoutant@google.com>
6360 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6361 R_386_PC8 relocations.
6363 2008-04-23 Ian Lance Taylor <iant@google.com>
6365 * object.cc (Sized_relobj::include_section_group): Check for
6366 invalid section group.
6368 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6371 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6372 than read for file header.
6373 * archive.cc (Archive::include_member): Likewise.
6375 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6377 * aclocal.m4: Regenerate.
6378 * configure: Regenerate.
6380 2008-04-19 Ian Lance Taylor <iant@google.com>
6382 * version.cc (version_string): Bump to 1.6.
6384 * testsuite/Makefile.am (many_sections_r_test): New target.
6385 (many_sections_r_test_SOURCES): Remove.
6386 (many_sections_r_test_DEPENDENCIES): Remove.
6387 (many_sections_r_test_LDFLAGS): Remove.
6388 (many_sections_r_test_LDADD): Remove.
6390 * object.cc (Sized_relobj::do_add_symbols): Always pass
6391 local_symbol_count_ to add_from_relobj.
6393 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6394 every thousand variables.
6395 * testsuite/Makefile.in: Rebuild.
6397 * object.cc (Xindex::initialize_symtab_xindex): New function.
6398 (Xindex::read_symtab_xindex): New function.
6399 (Xindex::sym_xindex_to_shndx): New function.
6400 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6402 (Sized_relobj::do_initialize_xindex): New function.
6403 (Sized_relobj::do_read_symbols): Adjust section links.
6404 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6405 parameter. Change all callers.
6406 (Sized_relobj::include_section_group): Adjust section links and
6407 symbol section indexes.
6408 (Sized_relobj::do_layout): Adjust section links.
6409 (Sized_relobj::do_count_local_symbols): Adjust section links and
6410 symbol section indexes.
6411 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6412 ordinary and special symbols.
6413 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6414 dynsym_xindex parameters. Change all callers. Adjust section
6415 links. Use SHN_XINDEX when needed.
6416 (Sized_relobj::get_symbol_location_info): Adjust section links.
6417 Don't get fooled by special symbols.
6418 * object.h (class Xindex): Define.
6419 (class Object): Add xindex_ parameter. Declare virtual functoin
6420 do_initialize_xindex.
6421 (Object::adjust_sym_shndx): New function.
6422 (Object::set_xindex): New protected function.
6423 (class Symbol_value): Add is_ordinary_shndx_ field.
6424 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6425 (Symbol_value::value): Assert ordinary section.
6426 (Symbol_value::initialize_input_to_output_map): Likewise.
6427 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6429 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6431 (class Sized_relobj): Update declarations.
6432 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6433 parameter. Change all callers.
6434 (Sized_relobj::adjust_shndx): New function.
6435 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6437 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6438 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6439 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6440 (Sized_dynobj::read_dynsym_section): Adjust section links.
6441 (Sized_dynobj::read_dynamic): Likewise.
6442 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6444 (Sized_dynobj::do_initialize_xindex): New function.
6445 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6446 do_initialize_xindex.
6447 (Sized_dynobj::adjust_shndx): New function.
6448 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6449 dynsym_xindex_ fields.
6450 (Layout::finalize): Add a call to set_section_indexes before
6451 creating the symtab sections.
6452 (Layout::set_section_indexes): Don't do anything if the section
6453 already has a section index.
6454 (Layout::create_symtab_sections): Add shnum parameter. Change
6455 caller. Create .symtab_shndx section if needed.
6456 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6458 (Layout::allocated_output_section_count): New function.
6459 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6461 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6462 fields. Update declarations.
6463 (Layout::symtab_xindex): New function.
6464 (Layout::dynsym_xindex): New function.
6465 (class Write_symbols_task): Add layout_ field.
6466 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6468 * output.cc (Output_section_headers::Output_section_headers): Add
6469 shstrtab_section parameter. Change all callers.
6470 (Output_section_headers::do_sized_write): Store overflow values
6471 for section count and section string table section index in
6472 section header zero.
6473 (Output_file_header::do_sized_write): Check for overflow of
6474 section count and section string table section index.
6475 (Output_symtab_xindex::do_write): New function.
6476 (Output_symtab_xindex::endian_do_write): New function.
6477 * output.h (class Output_section_headers): Add shstrtab_section_.
6478 Update declarations.
6479 (class Output_symtab_xindex): Define.
6480 (Output_section::has_out_shndx): New function.
6481 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6483 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6485 (Sized_symbol::init): Likewise.
6486 (Symbol::output_section): Check for ordinary symbol.
6487 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6488 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6490 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6491 Change all callers. Simplify handling of symbols from sections
6492 not included in the link.
6493 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6495 (Weak_alias_sorter::operator()): Assert that symbols are
6497 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6499 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6500 parameters. Change all callers.
6501 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6502 symbol distinction. Use SHN_XINDEX when needed.
6503 (Symbol_table::write_section_symbol): Add symtab_xindex
6504 parameter. Change all callers.
6505 (Symbol_table::sized_write_section_symbol): Likewise. Use
6506 SHN_XINDEX when needed.
6507 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6509 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6510 (Symbol::is_defined): Check is_ordinary.
6511 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6512 (Symbol::is_absolute, Symbol::is_common): Likewise.
6513 (class Sized_symbol): Update declarations.
6514 (class Symbol_table): Update declarations.
6515 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6516 parameters. Change all callers.
6517 (Sized_symbol::override): Likewise.
6518 (Symbol_table::override): Likewise.
6519 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6520 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6521 is_ordinary, and orig_st_shndx parameters. Change all callers.
6522 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6523 to be in an ordinary section.
6524 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6525 object and is_ordinary parameters. Change all callers.
6526 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6527 Change all callers. Don't add undefined or non-ordinary symbols
6529 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6531 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6533 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6534 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6535 (Sized_relobj::relocate_sections): Likewise.
6536 * target-reloc.h (scan_relocs): Adjust section symbol index.
6537 (scan_relocatable_relocs): Likewise.
6538 * i386.cc (Scan::local): Check for ordinary symbols.
6539 * sparc.cc (Scan::local): Likewise.
6540 * x86_64.cc (Scan::local): Likewise.
6541 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6542 to symbol_section_and_value.
6543 * testsuite/many_sections_test.cc: New file.
6544 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6545 (check_PROGRAMS): Add many_sections_test.
6546 (many_sections_test_SOURCES): Define.
6547 (many_sections_test_DEPENDENCIES): Define.
6548 (many_sections_test_LDFLAGS): Define.
6549 (BUILT_SOURCES): Add many_sections_define.h.
6550 (many_sections_define.h): New target.
6551 (BUILT_SOURCES): Add many_sections_check.h.
6552 (many_sections_check.h): New target.
6553 (check_PROGRAMS): Add many_sections_r_test.
6554 (many_sections_r_test_SOURCES): Define.
6555 (many_sections_r_test_DEPENDENCIES): Define.
6556 (many_sections_r_test_LDFLAGS): Define.
6557 (many_sections_r_test_LDADD): Define.
6558 (many_sections_r_test.o): New target.
6559 * testsuite/Makefile.in: Rebuild.
6561 2008-04-17 Cary Coutant <ccoutant@google.com>
6563 * errors.cc (Errors::info): New function.
6564 (gold_info): New function.
6565 * errors.h (Errors::info): New function.
6566 * gold.h (gold_info): New function.
6567 * object.cc (Input_objects::add_object): Print trace output.
6568 * options.cc (options::parse_set): New function.
6569 (General_options::parse_wrap): Deleted.
6570 (General_options::General_options): Deleted initializer.
6571 * options.h (options::String_set): New typedef.
6572 (options::parse_set): New function.
6573 (DEFINE_set): New macro.
6574 (General_options::wrap): Changed to use DEFINE_set. Changed
6575 callers of any_wrap_symbols and is_wrap_symbol.
6576 (General_options::trace, General_options::trace_symbol):
6578 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6579 (General_options::wrap_symbols_): Deleted.
6580 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6582 2008-04-17 David S. Miller <davem@davemloft.net>
6584 * options.cc (General_options::parse_V): New function.
6585 * options.h: Add entries for -V and -Qy.
6587 2008-04-17 Ian Lance Taylor <iant@google.com>
6589 * common.cc (Symbol_table::allocate_commons): Remove options
6590 parameter. Change caller.
6591 (Symbol_table::do_allocate_commons): Remove options parameter.
6592 Change caller. Just call do_allocate_commons_list twice.
6593 (Symbol_table::do_allocate_commons_list): New function, broken out
6594 of do_allocate_commons.
6595 * common.h (class Allocate_commons_task): Remove options_ field.
6597 * symtab.cc (Symbol_table::Symbol_table): Initialize
6599 (Symbol_table::add_from_object): Put TLS common symbols on
6601 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6602 which are IN_OUTPUT_DATA.
6603 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6604 allocate_commons and do_allocate_commons declarations. Declare
6605 do_allocate_commons_list.
6606 * gold.cc (queue_middle_tasks): Update creation of
6607 Allocate_commons_task to not pass options.
6608 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6609 (TLS_TEST_C_FLAGS): New variable.
6610 (tls_test_c_pic.o): New target.
6611 (tls_test_shared.so): Link in tls_test_c_pic.o.
6612 (tls_test_c_pic_ie.o): New target.
6613 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6614 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6615 (tls_test_c.o): New target.
6616 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6617 (tls_pic_test_LDADD): Likewise.
6618 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6619 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6620 (tls_test_c_gnu2.o): New target.
6621 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6623 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6624 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6625 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6626 * testsuite/tls_test.cc: Include "config.h".
6627 (t_last): Call t11_last.
6628 * testsuite/tls_test.h (t11, t11_last): Declare.
6629 * testsuite/tls_test_c.c: New file.
6630 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6631 * configure.ac: Check for OpenMP support.
6632 * configure, config.in, Makefile.in: Rebuild.
6633 * testsuite/Makefile.in: Rebuild.
6635 2008-04-16 Cary Coutant <ccoutant@google.com>
6637 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6638 (Target_i386::tls_base_symbol_defined_): New field.
6639 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6640 (Target_i386::Scan::global): Likewise.
6641 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6642 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6643 (Target_x86_64::tls_base_symbol_defined_): New field.
6644 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6645 (Target_x86_64::Scan::global): Likewise.
6647 2008-04-16 Cary Coutant <ccoutant@google.com>
6649 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6650 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6651 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6652 building shared libraries.
6653 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6654 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6655 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6656 * testsuite/Makefile.in: Rebuild.
6657 * testsuite/weak_undef.h: New file.
6658 * testsuite/weak_undef_file1.cc: Add extra test cases.
6659 * testsuite/weak_undef_file2.cc: Likewise.
6660 * testsuite/weak_undef_test.cc: Likewise.
6662 2008-04-16 David S. Miller <davem@davemloft.net>
6664 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6665 Add issued_non_pic_error_ field. Declare check_non_pic.
6666 (Target_sparc::Scan::check_non_pic): New function.
6667 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6668 (Target_sparc::Scan::global): Likewise.
6670 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6671 * configure: Rebuild.
6673 * options.h (DEFINE_enable): New macro.
6674 (new_dtags): New enable option.
6675 (initfirst, interpose, loadfltr, nodefaultlib,
6676 nodelete, nodlopen, nodump): New -z options.
6677 * layout.cc (Layout:finish_dynamic_section): If new
6678 dtags enabled, emit DT_RUNPATH. Also, emit a
6679 DT_FLAGS_1 containing any specified -z flags.
6681 2008-04-16 Ian Lance Taylor <iant@google.com>
6683 * copy-relocs.cc: New file.
6684 * copy-relocs.h: New file.
6685 * reloc.cc: Remove Copy_relocs code.
6686 * reloc.h: Likewise.
6687 * reloc-types.h (struct Reloc_types) [both versions]: Add
6688 get_reloc_addend_noerror.
6689 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6690 variants of add_global which take an addend which must be zero.
6691 * i386.cc: Include "copy-relocs.h".
6692 (class Target_i386): Change type of copy_relocs_ to variable,
6694 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6696 (Target_i386::do_finalize_sections): Change handling of
6698 * sparc.cc: Include "copy-relocs.h".
6699 (class Target_sparc): Change type of copy_relocs_ to variable,
6701 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6703 (Target_sparc::do_finalize_sections): Change handling of
6705 * x86_64.cc: Include "copy-relocs.h".
6706 (class Target_x86_64): Change type of copy_relocs_ to variable,
6708 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6709 class. Change all callers.
6710 (Target_x86_64::do_finalize_sections): Change handling of
6712 * Makefile.am (CCFILES): Add copy-relocs.cc.
6713 (HFILES): Add copy-relocs.h.
6715 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6717 * testsuite/script_test_4.sh: Permit leading zeroes.
6719 2008-04-15 Ian Lance Taylor <iant@google.com>
6721 * script-sections.cc (Script_sections::create_segments): Use
6722 header_size_adjustment even when there is enough room for the
6724 * testsuite/script_test_4.sh: New file.
6725 * testsuite/script_test_4.t: New file.
6726 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6727 (check_DATA): Add script_test_4.stdout.
6728 (MOSTLYCLEANFILES): Likewise.
6729 (script_test_4): New target.
6730 (script_test_4.stdout): New target.
6731 * testsuite/Makefile.in: Rebuild.
6733 * sparc.cc: Add definitions for Output_data_plt_sparc class
6736 2008-04-14 David S. Miller <davem@davemloft.net>
6738 * sparc.cc: New file.
6739 * Makefile.am (TARGETSOURCES): Add sparc.cc
6740 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6741 * configure.tgt: Document targ_extra_size and
6742 targ_extra_big_endian. Add entries for sparc-* and
6744 * configure.ac: Handle targ_extra_size and
6745 targ_extra_big_endian.
6746 * Makefile.in: Rebuild.
6747 * configure: Likewise.
6748 * po/POTFILES.in: Likewise.
6749 * po/gold.pot: Likewise.
6751 2008-04-14 Ian Lance Taylor <iant@google.com>
6753 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6754 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6755 in the name/type/flags to section mapping. Don't call
6756 allocate_output_section.
6757 (Layout::choose_output_section): Change parameter from adjust_name
6758 to is_input_section. Don't permit input sections after sections
6759 are attached to segments. Don't call allocate_output_section.
6760 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6761 not write_enable_output_section.
6762 (Layout::make_output_section): Don't push to
6763 unattached_section_list_ nor call attach_to_segment. Call
6764 attach_section_to_segment if sections are attached.
6765 (Layout::attach_sections_to_segments): New function.
6766 (Layout::attach_section_to_segment): New function.
6767 (Layout::attach_allocated_section_to_segment): Rename from
6768 attach_to_segment. Remove flags parameter.
6769 (Layout::allocate_output_section): Remove function.
6770 (Layout::write_enable_output_section): Remove function.
6771 * layout.h (class Layout): Update for above changes. Add new
6772 field sections_are_attached_.
6773 * output.h (Output_section::update_flags_for_input_section): New
6775 * output.cc (Output_section::add_input_section): Call
6776 update_flags_for_input_section.
6777 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6779 2008-04-11 Cary Coutant <ccoutant@google.com>
6781 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6782 thought unnecessary.
6783 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6785 2008-04-11 Ian Lance Taylor <iant@google.com>
6787 * output.h (class Output_section_data): Remove inline definition
6789 * output.cc (Output_section_data::set_addralign): New function.
6791 2008-04-11 Cary Coutant <ccoutant@google.com>
6793 Add support for TLS descriptors for i386 and x86_64.
6794 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6795 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6796 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6798 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6799 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6800 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6802 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6803 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6804 Fix problem with initial-exec relocations.
6805 (Target_i386::Relocate::relocate_tls): Likewise.
6806 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6808 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6809 support for section-plus-offset dynamic table entries.
6810 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6811 (Output_data_dynamic::Dynamic_entry): Add support for
6812 section-plus-offset dynamic table entries.
6813 (Output_data_dynamic::Classification): Likewise.
6814 (Output_data_dynamic::classification_): Renamed offset_.
6815 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6816 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6817 (Target_x86_64::make_plt_section): New function.
6818 (Target_x86_64::reserve_tlsdesc_entries): New function.
6819 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6820 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6821 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6822 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6823 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6824 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6825 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6826 add extra PLT entry for TLS descriptors.
6827 (Output_data_plt_x86_64::got_): New field.
6828 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6829 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6831 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6833 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6834 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6835 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6836 R_386_TLS_DESC_CALL relocations.
6837 (Target_x86_64::Scan::global): Likewise.
6838 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6839 for TLS descriptors.
6840 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6841 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6842 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6843 GD-to-IE relaxation.
6844 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6845 and TLS_DESCRIPTORS.
6846 * Makefile.in: Rebuild.
6847 * configure: Rebuild.
6848 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6849 (tls_test_shared2.so): New target.
6850 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6851 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6852 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6853 (tls_shared_gd_to_ie_test_LDADD): New variable.
6854 (tls_shared_gnu2_gd_to_ie_test): New target.
6855 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6857 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6858 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6859 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6860 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6861 (tls_shared_gnu2_test): New target.
6862 (tls_test_gnu2_shared.so): New target.
6863 (tls_shared_gnu2_test_SOURCES): New variable.
6864 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6865 (tls_shared_gnu2_test_LDFLAGS): New variable.
6866 (tls_shared_gnu2_test_LDADD): New variable.
6867 * testsuite/Makefile.in: Rebuild.
6868 * testsuite/Makefile.
6870 2008-04-11 Ian Lance Taylor <iant@google.com>
6872 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6874 * testsuite/Makefile.in: Rebuild.
6876 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6878 * testsuite/script_test_2.cc (main): Adjust test.
6880 2008-04-11 David S. Miller <davem@davemloft.net>
6881 Ian Lance Taylor <iant@google.com>
6883 * options.h (General_options): Add entries for '-Y' and
6885 * options.cc (General_options:finalize): If -Y was used, add those
6886 entries to the library path instead of the default "/lib" and
6889 2008-04-11 David S. Miller <davem@davemloft.net>
6891 * testsuite/justsyms.t: Start at 0x100.
6892 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6893 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6895 * testsuite/script_test_2.cc: Adjust string and section length
6898 2008-04-09 Ian Lance Taylor <iant@google.com>
6901 * script-sections.cc (Sections_element::allocate_to_segment): Add
6903 (Output_section_definition::allocate_to_segment): Likewise.
6904 (Orphan_output_section::allocate_to_segment): Likewise.
6905 (Script_sections::attach_sections_using_phdrs_clause): Don't
6906 propagate non-PT_LOAD segments to orphan sections.
6907 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6908 readelf rather than objdump.
6909 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6910 .interp section and PT_INTERP segment are the same size.
6911 * testsuite/Makefile.in: Rebuild.
6913 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6914 aliases for symbols defined in the same object.
6915 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6916 (weak_alias_test_SOURCES): New variable.
6917 (weak_alias_test_DEPENDENCIES): New variable.
6918 (weak_alias_test_LDFLAGS): New variable.
6919 (weak_alias_test_LDADD): New variable.
6920 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6921 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6922 (weak_alias_test_3.o): New target.
6923 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6924 * testsuite/weak_alias_test_main.cc: New file.
6925 * testsuite/weak_alias_test_1.cc: New file.
6926 * testsuite/weak_alias_test_2.cc: New file.
6927 * testsuite/weak_alias_test_3.cc: New file.
6929 2008-04-08 Ian Lance Taylor <iant@google.com>
6931 * options.h (class General_options): Add --noinhibit-exec option.
6932 * main.cc (main): Check --noinhibit-exec.
6934 * options.h (class General_options): Define --wrap as a special
6935 option. Add wrap_symbols_ field.
6936 (General_options::any_wrap_symbols): New function.
6937 (General_options::is_wrap_symbol): New function.
6938 * options.cc (General_options::parse_wrap): New function.
6939 (General_options::General_options): Initialize wrap_symbols_.
6940 * symtab.cc (Symbol_table::wrap_symbol): New function.
6941 (Symbol_table::add_from_object): Handle --wrap.
6942 * symtab.h (class Symbol_table): Declare wrap_symbol.
6943 * target.h (Target::wrap_char): New function.
6944 (Target::Target_info): Add wrap_char field.
6945 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6946 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6947 * testsuite/testfile.cc (Target_test::test_target_info):
6950 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6953 * layout.h (class Layout): Add added_eh_frame_data_ field.
6954 * layout.cc (Layout::Layout): Initialize new field.
6955 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6956 output section until we find a section we merged successfully.
6957 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6958 that the size be non-zero.
6960 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6963 2008-04-08 Craig Silverstein <csilvers@google.com>
6965 * configure.ac: Export new conditional variable HAVE_ZLIB.
6966 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6968 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6969 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6971 2008-04-07 Ian Lance Taylor <iant@google.com>
6973 * version.cc (version_string): Set to "1.5".
6975 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6976 Add issued_non_pic_error_ field. Declare check_non_pic.
6977 (Target_x86_64::Scan::check_non_pic): New function.
6978 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6979 (Target_x86_64::Scan::global): Likewise.
6981 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6982 addend parameter. Change caller. Handle merge sections.
6983 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6984 Address to Addend. Don't add in the result of
6985 local_section_offset, pass down the addend and use the returned
6987 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6988 Update declarations of local_section_offset and symbol_value.
6989 * testsuite/two_file_test_1.cc (t18): New function.
6990 * testsuite/two_file_test_2.cc (f18): New function.
6991 * testsuite/two_file_test_main.cc (main): Call t18.
6992 * testsuite/two_file_test.h (t18, f18): Declare.
6994 * configure.ac: Don't test for objdump, c++filt, or readelf.
6995 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6997 (TEST_READELF): New variable.
6998 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6999 (check_PROGRAMS): Add two_file_strip_test.
7000 (two_file_strip_test): New target.
7001 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7002 (two_file_same_shared_strip_test_SOURCES): New variable.
7003 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7004 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7005 (two_file_same_shared_strip_test_LDADD): New variable.
7006 (two_file_shared_strip.so): New target.
7007 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7008 (ver_test_5.syms, ver_test_7.syms): Likewise.
7009 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7010 (strip_test_3.stdout): Use TEST_OBJDUMP.
7011 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7013 2008-04-04 Cary Coutant <ccoutant@google.com>
7015 * symtab.h (Symbol::is_weak_undefined): New function.
7016 (Symbol::is_strong_undefined): New function.
7017 (Symbol::is_absolute): New function.
7018 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7019 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7021 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7022 (weak_undef_test): New target.
7023 * testsuite/Makefile.in: Rebuild.
7024 * testsuite/weak_undef_file1.cc: New file.
7025 * testsuite/weak_undef_file2.cc: New file.
7026 * testsuite/weak_undef_test.cc: New file.
7028 2008-04-03 Craig Silverstein <csilvers@google.com>
7030 * compressed_output.h (class Output_compressed_section): Use
7032 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7034 (zlib_compressed_suffix): Removed.
7035 (Output_compressed_section::set_final_data_size): Use unsigned
7037 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7038 Fix linker invocation.
7039 (flagstest_o_specialfile_and_compress_debug_sections):
7041 * testsuite/Makefile.in: Regenerated.
7043 2008-04-02 David S. Miller <davem@davemloft.net>
7045 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7046 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7048 2008-04-02 Craig Silverstein <csilvers@google.com>
7052 2008-04-02 Ian Lance Taylor <iant@google.com>
7054 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7055 parameters. Update for new key type to views_. Change all
7057 (File_read::read): Adjust for byteshift in returned view.
7058 (File_read::add_view): New function, broken out of
7060 (File_read::make_view): New function, broken out of
7062 (File_read::find_or_make_view): Add offset and aligned
7063 parameters. Rewrite accordingly. Change all callers.
7064 (File_read::get_view): Add offset and aligned parameters. Adjust
7065 for byteshift in return value.
7066 (File_read::get_lasting_view): Likewise.
7067 * fileread.h (class File_read): Update declarations.
7068 (class File_read::View): Add byteshift_ field. Add byteshift to
7069 constructor. Add byteshift method.
7070 * archive.h (Archive::clear_uncached_views): New function.
7071 (Archive::get_view): Add aligned parameter. Change all callers.
7072 * object.h (Object::get_view): Add aligned parameter. Change all
7074 (Object::get_lasting_view): Likewise.
7076 * fileread.cc (File_read::release): Don't call clear_views if
7077 there are multiple objects.
7078 * fileread.h (File_read::clear_uncached_views): New function.
7079 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7082 2008-03-31 Cary Coutant <ccoutant@google.com>
7084 Add thin archive support.
7085 * archive.cc (Archive::armagt): New const.
7086 (Archive::setup): Remove task parameter and calls to unlock.
7087 (Archive::unlock_nested_archives): New function.
7088 (Archive::read_header): Add nested_off parameter. Change
7090 (Archive::interpret_header): Likewise.
7091 (Archive::include_all_members): Change to handle thin
7093 (Archive::include_member): Likewise.
7094 * archive.h (Archive::Archive): Add new parameters and
7096 (Archive::armagt): New const.
7097 (Archive::setup): Remove task parameter.
7098 (Archive::unlock_nested_archives): New function.
7099 (Archive::read_header): Add nested_off parameter.
7100 (Archive::interpret_header): Likewise.
7101 (Archive::Nested_archive_table): New typedef.
7102 (Archive::is_thin_archive_): New field.
7103 (Archive::nested_archives_): New field.
7104 (Archive::options_): New field.
7105 (Archive::dirpath_): New field.
7106 (Archive::task_): New field.
7107 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7108 for thin archives. Pass additional parameters to
7109 Archive::Archive. Unlock the archive file after calling
7112 2008-03-29 Ian Lance Taylor <iant@google.com>
7114 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7115 version symbol to be local.
7116 * testsuite/ver_test_4.sh: New file.
7117 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7118 (check_DATA): Add ver_test_4.syms.
7119 (ver_test_4.syms): New target.
7120 * testsuite/Makefile.in: Rebuild.
7123 (Output_section::Input_section_sort_entry::has_priority): New
7125 (Output_section::Input_section_sort_entry::match_file_name): New
7127 (Output_section::Input_section_sort_entry::match_section_name):
7129 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7131 (Output_section::Input_section_sort_entry::match_section_file):
7133 (Output_section::Input_section_sort_compare::operator()): Rewrite
7134 using new Input_section_sort_entry functions. Sort crtbegin and
7135 crtend first. Sort sections with no priority before sections with
7137 * testsuite/initpri1.c (d3): Check j != 4.
7138 (cd5): New constructor/destructor function.
7139 (main): Check j != 2.
7141 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7142 new symbol when resolving, don't call set_is_default.
7143 * testsuite/ver_test_7.cc: New file.
7144 * testsuite/ver_test_7.sh: New file.
7145 * testsuite/Makefile.am (ver_test_7.so): New target.
7146 (ver_test_7.o): New target.
7147 (check_SCRIPTS): Add ver_test_7.sh.
7148 (check_DATA): Add ver_test_7.syms.
7149 (ver_test_7.syms): New target.
7151 2008-03-28 Ian Lance Taylor <iant@google.com>
7153 * layout.cc (Layout::layout): If we see an input section with a
7154 name that needs sorting, set the must_sort flag for the output
7156 (Layout::make_output_section): If the name of the output section
7157 indicates that it might require sorting, set the may_sort flag.
7158 * output.h (Output_section::may_sort_attached_input_sections): New
7160 (Output_section::set_may_sort_attached_input_sections): New
7162 (Output_section::must_sort_attached_input_sections): New
7164 (Output_section::set_must_sort_attached_input_sections): New
7166 (class Output_section): Declare Input_section_sort_entry. Define
7167 Input_section_sort_compare. Declare
7168 sort_attached_input_sections. Add new fields:
7169 may_sort_attached_input_sections_,
7170 must_sort_attached_input_sections_,
7171 attached_input_sections_are_sorted_.
7172 * output.cc (Output_section::Output_section): Initialize new
7174 (Output_section::add_input_section): Add an entry to
7175 input_sections_ if may_sort or must_sort are true.
7176 (Output_section::set_final_data_size): Call
7177 sort_attached_input_sections if necessary.
7178 (Output_section::Input_section_sort_entry): Define new class.
7179 (Output_section::Input_section_sort_compare::operator()): New
7181 (Output_section::sort_attached_input_sections): New function.
7182 * configure.ac: Check whether the compiler supports constructor
7183 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7184 * testsuite/initpri1.c: New file.
7185 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7186 CONSTRUCTOR_PRIORITY.
7187 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7188 (initpri1_LDFLAGS): New variable.
7189 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7191 2008-03-27 Ian Lance Taylor <iant@google.com>
7193 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7194 * testsuite/common_test_1.c: New file.
7195 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7196 (common_test_1_SOURCES): New variable.
7197 (common_test_1_DEPENDENCIES): New variable.
7198 (common_test_1_LDFLAGS): New variable.
7200 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7201 and commons_ correctly when NAME/VERSION does not override
7203 * testsuite/ver_test_6.c: New file.
7204 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7205 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7206 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7208 2008-03-26 Ian Lance Taylor <iant@google.com>
7210 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7211 of an undefined symbol from a version script.
7212 * testsuite/Makefile.am (ver_test_5.so): New target.
7213 (ver_test_5.o): New target.
7214 (check_SCRIPTS): Add ver_test_5.sh.
7215 (check_DATA): Add ver_test_5.syms.
7216 (ver_test_5.syms): New target.
7217 * testsuite/ver_test_5.cc: New file.
7218 * testsuite/ver_test_5.script: New file.
7219 * testsuite/ver_test_5.sh: New file.
7220 * Makefile.in, testsuite/Makefile.in: Rebuild.
7223 Fix problems building gold with gcc 4.3.0.
7224 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7225 (gold_error_at_location, gold_warning_at_location): Use it.
7226 * configure.ac: Check whether we can compile and use a template
7227 function with a printf attribute.
7228 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7229 when jumping over bytes.
7230 * object.cc: Instantiate Object::read_section_data.
7231 * debug.h: Include <cstring>
7232 * dwarf_reader.cc: Include <algorithm>
7233 * main.cc: Include <cstring>.
7234 * options.cc: Include <cstring>.
7235 * output.cc: Include <cstring>.
7236 * script.cc: Include <cstring>.
7237 * script.h: Include <string>.
7238 * symtab.cc: Include <cstring> and <algorithm>.
7239 * target-select.cc: Include <cstring>.
7240 * version.cc: Include <string>.
7241 * testsuite/testmain.cc: Include <cstdlib>.
7242 * configure, config.in: Rebuild.
7244 2008-03-25 Ian Lance Taylor <iant@google.com>
7246 * options.cc: Include "../bfd/bfdver.h".
7247 (options::help): Print bug reporting address.
7249 * version.cc (print_version): Adjust output for current value of
7254 * options.cc (options::help): Print list of supported targets.
7255 * target-select.h: Include <vector>.
7256 (class Target_selector): Make machine_, size_, and is_big_endian_
7257 fields const. Add bfd_name_ and instantiated_target_ fields.
7258 (Target_selector::Target_selector): Add bfd_name parameter.
7259 (Target_selector::recognize): Make non-virtual, call
7261 (Target_selector::recognize_by_name): Make non-virtual, call
7262 do_recognize_by_name.
7263 (Target_selector::supported_names): New function.
7264 (Target_selector::bfd_name): New function.
7265 (Target_selector::do_instantiate_target): New pure virtual
7267 (Target_selector::do_recognize): New virtual function.
7268 (Target_selector::do_recognize_by_name): New virtual function.
7269 (Target_selector::instantiate_target): New private function.
7270 (supported_target_names): Declare.
7271 * target-select.cc (Target_selector::Target_selector): Update for
7272 new parameter and fields.
7273 (select_target_by_name): Check that the name matches before
7274 calling recognize_by_name.
7275 (supported_target_names): New function.
7276 * i386.cc (class Target_selector_i386): Update Target_selector
7277 constructor call. Remove recognize and recognize_by_name. Add
7278 do_instantiate_target.
7279 * x86_64.cc (class Target_selector_x86_64): Likewise.
7280 * testsuite/testfile.cc (class Target_selector_test): Update for
7281 changes to Target_selector.
7283 * README: Rewrite, with some notes on unsupported features.
7285 2008-03-24 Cary Coutant <ccoutant@google.com>
7287 * i386.cc (Target_i386::Got_type): New enum declaration.
7288 (Target_i386::Scan::local): Updated callers of Output_data_got
7290 (Target_i386::Scan::global): Likewise.
7291 (Target_i386::Relocate::relocate): Likewise.
7292 (Target_i386::Relocate::relocate_tls): Likewise.
7293 * object.h (Got_offset_list): New class.
7294 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7295 (Sized_relobj::local_got_offset): Likewise.
7296 (Sized_relobj::set_local_got_offset): Likewise.
7297 (Sized_relobj::local_has_tls_got_offset): Removed.
7298 (Sized_relobj::local_tls_got_offset): Removed.
7299 (Sized_relobj::set_local_tls_got_offset): Removed.
7300 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7301 * output.cc (Output_data_got::add_global): Added got_type parameter.
7302 (Output_data_got::add_global_with_rel): Likewise.
7303 (Output_data_got::add_global_with_rela): Likewise.
7304 (Output_data_got::add_global_pair_with_rel): New function.
7305 (Output_data_got::add_global_pair_with_rela): New function.
7306 (Output_data_got::add_local): Added got_type parameter.
7307 (Output_data_got::add_local_with_rel): Likewise.
7308 (Output_data_got::add_local_with_rela): Likewise.
7309 (Output_data_got::add_local_pair_with_rel): New function.
7310 (Output_data_got::add_local_pair_with_rela): New function.
7311 (Output_data_got::add_global_tls): Removed.
7312 (Output_data_got::add_global_tls_with_rel): Removed.
7313 (Output_data_got::add_global_tls_with_rela): Removed.
7314 (Output_data_got::add_local_tls): Removed.
7315 (Output_data_got::add_local_tls_with_rel): Removed.
7316 (Output_data_got::add_local_tls_with_rela): Removed.
7317 * output.h (Output_data_got::add_global): Added got_type parameter.
7318 (Output_data_got::add_global_with_rel): Likewise.
7319 (Output_data_got::add_global_with_rela): Likewise.
7320 (Output_data_got::add_global_pair_with_rel): New function.
7321 (Output_data_got::add_global_pair_with_rela): New function.
7322 (Output_data_got::add_local): Added got_type parameter.
7323 (Output_data_got::add_local_with_rel): Likewise.
7324 (Output_data_got::add_local_with_rela): Likewise.
7325 (Output_data_got::add_local_pair_with_rel): New function.
7326 (Output_data_got::add_local_pair_with_rela): New function.
7327 (Output_data_got::add_global_tls): Removed.
7328 (Output_data_got::add_global_tls_with_rel): Removed.
7329 (Output_data_got::add_global_tls_with_rela): Removed.
7330 (Output_data_got::add_local_tls): Removed.
7331 (Output_data_got::add_local_tls_with_rel): Removed.
7332 (Output_data_got::add_local_tls_with_rela): Removed.
7333 * resolve.cc (Symbol::override_base_with_special): Removed
7334 reference to has_got_offset_ field.
7335 * symtab.cc (Symbol::init_fields): Replaced initialization
7336 of got_offset_ with got_offsets_. Removed initialization
7338 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7339 (Symbol::got_offset): Likewise.
7340 (Symbol::set_got_offset): Likewise.
7341 (Symbol::has_tls_got_offset): Removed.
7342 (Symbol::tls_got_offset): Removed.
7343 (Symbol::set_tls_got_offset): Removed.
7344 (Symbol::got_offset_): Removed.
7345 (Symbol::tls_mod_got_offset_): Removed.
7346 (Symbol::tls_pair_got_offset_): Removed.
7347 (Symbol::got_offsets_): New field.
7348 (Symbol::has_got_offset): Removed.
7349 (Symbol::has_tls_mod_got_offset): Removed.
7350 (Symbol::has_tls_pair_got_offset): Removed.
7351 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7352 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7354 (Target_x86_64::Scan::global): Likewise.
7355 (Target_x86_64::Relocate::relocate): Likewise.
7356 (Target_x86_64::Relocate::relocate_tls): Likewise.
7358 2008-03-25 Ben Elliston <bje@au.ibm.com>
7360 * yyscript.y: Fix spelling error in comment.
7362 2008-03-24 Ian Lance Taylor <iant@google.com>
7364 * options.h (class General_options): Define build_id option.
7365 * layout.h (class Layout): Declare write_build_id, create_note,
7366 create_build_id. Add build_id_note_ member.
7367 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7368 "libiberty.h", "md5.h", "sha1.h".
7369 (Layout::Layout): Initialize eh_frame_data_,
7370 eh_frame_hdr_section_, and build_id_note_.
7371 (Layout::finalize): Call create_build_id.
7372 (Layout::create_note): New function, broken out of
7373 Layout::create_gold_note.
7374 (Layout::create_gold_note): Call create_note.
7375 (Layout::create_build_id): New function.
7376 (Layout::write_build_id): New function.
7377 (Close_task_runner::run): Call write_build_id.
7379 * x86_64.cc: Correct license to GPLv3.
7381 2008-03-23 Ian Lance Taylor <iant@google.com>
7383 * options.cc: Include "demangle.h".
7384 (parse_optional_string): New function.
7385 (parse_long_option): Handle takes_optional_argument.
7386 (parse_short_option): Update dash_z initializer. Handle
7387 takes_optional_argument.
7388 (General_options::General_options): Initialize do_demangle_.
7389 (General_options::finalize): Set do_demangle_. Handle demangling
7391 * options.h (parse_optional_string): Declare.
7392 (struct One_option): Add optional_arg field. Update constructor.
7393 Update call constructor calls. Add takes_optional_argument
7395 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7396 (DEFINE_optional_string): Define.
7397 (General_options::demangle): Change from DEFINE_bool to
7398 DEFINE_optional_string.
7399 (General_options::no_demangle): New function.
7400 (General_options::do_demangle): New function.
7401 (General_options::set_do_demangle): New function.
7402 (General_options::execstack_status_): Move definition to end of
7404 (General_options::static_): Likewise.
7405 (General_options::do_demangle_): New field.
7406 * object.cc (big_endian>::get_symbol_location_info): Call
7407 Options::do_demangle, not Options::demangle.
7408 * symtab.cc (demangle): Likewise.
7410 2008-03-22 Ian Lance Taylor <iant@google.com>
7412 * gold.h: Include <cstddef> and <sys/types.h>
7413 * options.h: Include <cstring>.
7415 2008-03-21 Ian Lance Taylor <iant@google.com>
7417 * Added source code to GNU binutils.