1 2010-04-06 Nick Clifton <nickc@redhat.com>
3 * po/vi.po: New Vietnamese translation.
5 2010-03-30 Doug Kwan <dougkwan@google.com>
7 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
9 2010-03-25 Doug Kwan <dougkwan@google.com>
11 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
12 to avoid a conversion warning on a 32-bit host.
14 2010-03-24 Ian Lance Taylor <iant@google.com>
16 * testsuite/script_test_3.t: Add a TLS segment.
17 * testsuite/Makefile.am (check_PROGRAMS): Add
18 tls_phdrs_script_test.
19 (tls_phdrs_script_test_SOURCES): Define.
20 (tls_phdrs_script_test_DEPENDENCIES): Define.
21 (tls_phdrs_script_test_LDFLAGS): Define.
22 (tls_phdrs_script_test_LDADD): Define.
23 * testsuite/Makefile.in: Rebuild.
25 2010-03-23 Cary Coutant <ccoutant@google.com>
27 * fileread.cc (find_or_make_view): Fix comment.
29 2010-03-23 Ian Lance Taylor <iant@google.com>
31 * script-sections.cc (class Orphan_section_placement): Define
32 PLACE_TLS and PLACE_TLS_BSS.
33 (Orphan_section_placement::Orphan_section_placement): Initialize
35 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
36 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
37 (tls_script_test_SOURCES): Define.
38 (tls_script_test_DEPENDENCIES): Define.
39 (tls_script_test_LDFLAGS): Define.
40 (tls_script_test_LDADD): Define.
41 * testsuite/Makefile.in: Rebuild.
43 2010-03-22 Doug Kwan <dougkwan@google.com>
45 * arm.cc (Arm_relocate_functions::abs8,
46 Arm_relocate_functions::abs16): Use correct check for overflow
47 specified in the ARM ELF specs.
48 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
49 target of a BLX instruction specially.
50 (Reloc_stub::stub_type_for_reloc): Ditto.
51 (Relocate::relocate): Use symbolic names instead of numeric relocation
52 codes to report error.
53 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
55 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
56 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
57 thumb2_blx_out_of_range.stdout
58 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
59 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
60 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
61 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
62 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
63 thumb2_blx_in_range, thumb2_blx_in_range.o,
64 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
65 thumb2_blx_out_of_range.o): New rules.
66 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
67 thumb2_blx_in_range and thumb2_blx_out_of_range.
68 * testsuite/Makefile.in: Regenerate.
69 * arm_branch_in_range.sh: Add tests for THUMB BLX.
70 * testsuite/thumb_blx_in_range.s: New file.
71 * testsuite/thumb_blx_out_of_range.s: New file.
73 2010-03-22 Rafael Espindola <espindola@google.com>
75 * archive.cc (Should_include): Move to archive.h.
76 (should_include_member): Make it a member of Archive.
78 (Add_lib_group_symbols): New.
79 * archive.h: Include options.h.
80 (Archive_member): Moved from Archive.
81 (Should_include): Moved from archive.cc.
83 (Add_lib_group_symbols): New.
84 * dynobj.cc (do_should_include_member): New.
85 * dynobj.h (do_should_include_member): New.
86 * gold.cc (queue_initial_tasks): Update call to queue.
87 * main.cc (main): Print lib group stats.
88 * object.cc (do_should_include_member): New.
89 * object.h: Include archive.h.
90 (Object::should_include_member): New.
91 (Object::do_should_include_member): New.
92 (Sized_relobj::do_should_include_member): New.
93 * options.cc (General_options::parse_start_lib): New.
94 (General_options::parse_end_lib): New.
95 (Input_arguments::add_file): Handle lib groups.
96 (Input_arguments::start_group): Check we are not in a lib.
97 (Input_arguments::start_lib): New.
98 (Input_arguments::end_lib): New.
99 * options.h (General_options): Add start_lib and end_lib.
100 (Input_argument::lib_): New.
101 (Input_argument::lib): New.
102 (Input_argument::is_lib): New.
103 (Input_file_lib): New.
104 (Input_arguments::in_lib_): New.
105 (Input_arguments::in_lib): New.
106 (Input_arguments::start_lib): New.
107 (Input_arguments::end_lib_): New.
108 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
109 in unused members as preempted.
110 (Sized_pluginobj::do_should_include_member): New.
111 * plugin.h (Sized_pluginobj::do_should_include_member): New.
112 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
114 (Read_symbols::do_whole_lib_group): New.
115 (Read_symbols::do_lib_group): New.
116 (Read_symbols::do_read_symbols): Handle lib groups.
117 (Read_symbols::get_name): Handle lib groups.
118 * readsyms.h (Read_symbols): Add an archive member pointer.
119 (Read_symbols::do_whole_lib_group): New.
120 (Read_symbols::do_lib_group): New.
121 (Read_symbols::member_): New.
122 * script.cc (read_input_script): Update call to queue_soon.
124 2010-03-19 Doug Kwan <dougkwan@google.com>
126 * arm.cc (Stub_table::Stub_table): Initialize new data members
127 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
128 (Stub_table::add_reloc_stub): Assign stub offset and update
129 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
130 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
132 (Stub_table::update_data_size_and_addralign): Use
133 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
134 instead of going over all reloc stubs.
135 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
136 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
137 Stringpool_template::offset_ to size of Stringpool_char.
138 (Stringpool_template::new_key_offset): Remove code to initialize
139 Stringpool_template::offset_.
140 * stringpool.h (Stringpool_template::set_no_zero_null): Set
141 Stringpool_template::offset_ to zero.
143 2010-03-15 Doug Kwan <dougkwan@google.com>
145 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
147 (Stringpool_template::new_key_offset): New method.
148 (Stringpool_template::add_string): Assign offsets when adding new
150 (Stringpool_template::set_string_offsets): Do not set string offsets
152 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
154 (Chunked_vector::clear): Clear size_.
155 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
156 (Chunked_vector::size): Return size_.
157 (Chunked_vector::push_back): Use size_ to find insert position.
158 (Chunked_vector::size_): New data member.
159 (Stringpool_template::set_no_zero_null): Assert string set is empty.
160 (Stringpool_template::new_key_offset): New method declaration.
161 (Stringpool_template::offset_): New data member.
163 2010-03-15 Rafael Espindola <espindola@google.com>
165 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
166 Add_symbols' constructor.
167 * readsyms.h (Add_symbols): Remove the input_group member.
169 2010-03-10 Ian Lance Taylor <iant@google.com>
171 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
172 target to ask whether a reference to a symbol requires a stack
174 * target.h (Target::is_call_to_non_split): New function.
175 (Target::do_is_call_to_non_split): Declare virtual function.
176 * target.cc: Include "symtab.h".
177 (Target::do_is_call_to_non_split): New function.
178 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
180 2010-03-10 Cary Coutant <ccoutant@google.com>
182 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
183 (File_read::open[1]): Remove initial mapping of whole_file_view_.
184 (File_read::open[2]): Add whole_file_view_ to list of views.
185 (File_read::make_view): Remove test of whole_file_view_.
186 (File_read::find_or_make_view): Create whole_file_view_ if
188 (File_read::clear_views): Replace bool parameter with enum;
189 adjust all callers. Don't delete views with permanent data;
190 do delete cached views and views from archives if
191 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
192 if clearing the corresponding view.
193 * fileread.h (File_read::Clear_views_mode): New enum.
194 (File_read::View::is_permanent_view): New method.
195 (File_read::clear_views): Replace bool parameter
196 with enum; adjust all callers.
197 * options.h (General_options): Change keep_files_mapped option;
199 * readsyms.cc (Add_symbols::run): Delete sd_ object before
201 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
204 2010-03-10 David S. Miller <davem@davemloft.net>
206 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
208 2010-03-09 Sriraman Tallam <tmsriram@google.com>
210 * icf.cc (get_section_contents): Add '@' marker after processing the
213 2010-03-08 Doug Kwan <dougkwan@google.com>
215 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
216 due to a conversion warning.
217 (Arm_relobj::update_output_local_symbol_count): Check for local
218 symbol with unset output index.
220 2010-03-05 Ian Lance Taylor <iant@google.com>
222 * options.h (class General_options): Add --spare-dynamic-tags.
223 * output.cc (Output_data_dynamic::set_final_data_size): Implement
224 --spare-dynamic-tags.
226 2010-03-05 Ian Lance Taylor <iant@google.com>
228 * incremental.cc: Include "libiberty.h".
230 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
232 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
233 function, is_info_ member.
234 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
235 (Versions::Versions): Update caller.
236 (Versions::define_base_version): Likewise.
237 (Versions::add_def): Likewise.
239 2010-03-03 Sriraman Tallam <tmsriram@google.com>
241 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
242 (Scan::possible_function_pointer_reloc): New function.
243 (Scan::local_reloc_may_be_function_pointer): Change to call
244 possible_function_pointer_reloc.
245 (Scan::global_reloc_may_be_function_pointer): Ditto.
246 * icf.h (Icf::check_section_for_function_pointers): Change to reject
247 relocations in ".data.rel.ro._ZTV" section.
248 * testsuite/icf_safe_so_test.sh: Change to pass i386.
249 * testsuite/icf_safe_so_test.cc: Ditto.
250 * testsuite/icf_safe_test.cc: Ditto.
251 * testsuite/icf_safe_test.sh: Ditto.
253 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
254 Ian Lance Taylor <iant@google.com>
256 * target-reloc.h (relocate_section): Check the symbol table index
257 for -1U before setting the local symbol index.
258 (scan_relocatable_relocs): If copying the relocation, record that
259 the local symbol is required.
260 * object.h (Symbol_value::is_output_symtab_index_set): New
262 (Symbol_value::may_be_discarded_from_output_symtab): New
264 (Symbol_value::has_output_symtab_entry): New function.
265 (Symbol_value::needs_output_symtab_entry): Remove.
266 (Symbol_value::output_symtab_index): Make sure the symbol index is
268 (Symbol_value::set_output_symtab_index): Make sure the symbol
269 index is not set. Make sure the new index is valid.
270 (Symbol_value::set_must_have_output_symtab_entry): New function.
271 (Symbol_value::has_output_dynsym_entry): New function.
272 (Symbol_value::set_output_dynsym_index): Make sure the new index
274 (Sized_relobj::set_must_have_output_symtab_entry): New function.
275 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
276 local symbol if permitted.
277 (Sized_relobj::do_finalize_local_symbols): Call
278 is_output_symtab_index_set rather than needs_output_symtab_entry.
279 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
280 rather than needs_output_symtab_entry. Call
281 has_output_dynsym_entry rather than needs_output_dynsym_entry.
282 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
283 is_output_symtab_index_set rather than needs_output_symtab_entry.
284 * testsuite/discard_locals_relocatable_test.c: New file.
285 * testsuite/discard_locals_test.sh: Test -r.
286 * testsuite/Makefile.am (check_DATA): Add
287 discard_locals_relocatable_test1.syms,
288 discard_local_relocatable_test2.syms.
289 (MOSTLYCLEANFILES): Likewise. Also add
290 discard_locals_relocatable_test1.lout and
291 discard_locals_relocatable_test2.out.
292 (discard_locals_relocatable_test1.syms): New target.
293 (discard_locals_relocatable_test.o): New target.
294 (discard_locals_relocatable_test1.out): New target.
295 (discard_locals_relocatable_test2.syms): New target.
296 (discard_locals_relocatable_test2.out): New target.
297 (various): Add missing ../ld-new dependencies.
298 * testsuite/Makefile.in: Rebuild.
300 2010-03-03 Nick Clifton <nickc@redhat.com>
302 * po/fi.po: New Finnish translation.
304 2010-03-01 Doug Kwan <dougkwan@google.com>
306 * layout.cc (Layout::Layout): Force section types of .init_array*,
307 .preinit_array* and .fini_array* sections.
308 * output.cc (Output_section::Input_section_sort_entry::has_priority):
309 Fix check of return value of std::string::find.().
310 (Output_section::Input_section_sort_compare::operator()): Remove
311 comment about .init_array.
312 (Output_section::Input_section_sort_init_fini_compare::operator()):
314 (Output_section::sort_attached_input_sections): Handle .init_array
315 and .fini_array specially.
316 * output.h (Output_section::Inut_section_sort_compare): Update
318 (Output_section::Input_section_sort_init_fini_compare): New struct.
320 2010-02-26 Doug Kwan <dougkwan@google.com>
322 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
323 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
324 * testsuite/debug_msg.sh: Avoid matching source line number for
325 use of global variable undef_int.
327 2010-02-26 Doug Kwan <dougkwan@google.com>
329 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
330 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
331 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
332 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
333 * options.cc (General_options::General_options): Initialize member
335 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
336 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
337 and rm_no_fix_v4bx.stdout
338 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
339 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
340 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
341 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
343 * Makefile.in: Regenerate.
344 * testsuite/arm_fix_v4bx.s: New file.
345 * testsuite/arm_fix_v4bx.sh: Ditto.
347 2010-02-24 Doug Kwan <dougkwan@google.com>
349 * arm.cc (Target_arm::got_section): Make the .got section the first
350 non RELRO section in the data segment.
351 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
352 suffixes of section names.
354 2010-02-24 Doug Kwan <dougkwan@google.com>
356 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
357 flags and attributes merging if an input file is a binary file.
358 * fileread.cc (Input_file::open): Record format of original file.
359 * fileread.h (Input_file::Format): New enum type.
360 (Input_file::Input_file): Initialize data member format_.
361 (Input_file::format): New method definition.
362 (Input_file::format_):: New data member.
364 2010-02-24 Doug Kwan <dougkwan@google.com>
366 * arm.cc (Arm_output_data_got): New class.
367 (ARM_TCB_SIZE): New constant
368 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
369 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
370 If user uses a script with a SECTIONS clause, issue only a warning
371 for a misplaced EXIDX input section. Otherwise, issue an error.
372 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
374 (Target_arm::got_mode_index_entry): Handle static linking.
375 (Target_arm::Scan::local): Ditto.
376 (Target_arm::Scan::global): Ditto.
377 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
378 all incorrectly implemented relocations.
379 (Target_arm::fix_exidx_coverage): Pass layout to
380 Arm_output_section::fix_exidx_coverage.
381 * layout.cc (Layout::section_name_mapping): Remove trailing dots
382 from ".ARM.exidx." and ".ARM.extab.".
384 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
386 * arm.cc (Target_arm::do_finalize_sections): Create attribute
387 section if it does not already exist.
388 * attributes.cc (Attributes_section_data::Attributes_section_data):
389 Don't crash if size is zero.
391 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
392 Ian Lance Taylor <iant@google.com>
394 * gold.cc (queue_middle_tasks): If no input files were opened,
396 * workqueue.h (Task_function::Task_function): Assert that there is
399 2010-02-22 Doug Kwan <dougkwan@google.com>
401 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
402 * icf.cc (get_section_contents): Cast snprintf arguments to long long
403 types to avoid warnings due to different uint64_t implementations
406 2010-02-21 Doug Kwan <dougkwan@google.com>
408 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
409 handling of the maximum backward branch offset.
410 (Arm_relocate_functions::thumb_branch_common): Ditto.
411 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
412 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
413 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
414 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
415 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
416 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
417 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
418 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
419 thumb_bl_out_of_range thumb_bl_out_of_range.o,
420 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
421 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
422 thumb2_bl_out_of_range.o): New rules.
423 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
424 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
425 thumb2_bl_out_of_range
426 * testsuite/Makefile.in: Regenerate.
427 * testsuite/arm_bl_in_range.s: New file.
428 * testsuite/arm_bl_out_of_range.s: Ditto.
429 * testsuite/arm_branch_in_range.sh: Ditto.
430 * testsuite/arm_branch_range.t: Ditto.
431 * testsuite/thumb2_branch_range.t: Ditto.
432 * testsuite/thumb_bl_in_range.s: Ditto.
433 * testsuite/thumb_bl_out_of_range.s: Ditto.
434 * testsuite/thumb_branch_range.t: Ditto.
436 2010-02-20 Sriraman Tallam <tmsriram@google.com>
438 * gc.h (gc_process_relocs): Change vectors to point to the new list.
439 Add reloc offset information.
440 * icf.cc (get_section_contents): Change iterators to point to the new
441 vectors. Add reloc offset information to the contents.
442 * icf.h (Icf::Sections_reachable_info): New typedef.
443 (Icf::Sections_reachable_list): New typedef.
444 (Icf::Offset_info): New typedef.
445 (Icf::Reloc_info): New struct typedef.
446 (Icf::Reloc_info_list): New typedef.
447 (Icf::symbol_reloc_list): Delete method.
448 (Icf::addend_reloc_list): Delete method.
449 (Icf::section_reloc_list): Delete method.
450 (Icf::reloc_info_list): New method.
451 (Icf::reloc_info_list_): New member.
453 2010-02-19 Doug Kwan <dougkwan@google.com>
455 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
456 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
457 * arm.cc (Arm_relocation_functions): New forward declaration.
458 (Target_arm::Target_arm): Initialize new data members
459 got_mod_index_offset_ and tls_base_symbol_defined_.
460 (Target_arm::Relocate::relocate_tls): New method.
461 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
462 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
464 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
465 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
466 (Target_arm::got_mod_index_offset_,
467 Target_arm::tls_base_symbol_defined_): New data members.
468 (Target_arm::Scan::local, Target::Scan::global,
469 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
472 2010-02-18 Doug Kwan <dougkwan@google.com>
474 * arm.cc (Arm_relobj::find_linked_text_section): New method.
475 (Arm_relobj::make_exidx_input_section): Pass section index of linked
476 text section as a parameter becuase some broken tools may not set
477 the link in section header.
478 (Target_arm::has_got_section): New method.
479 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
480 without any mapping symbol as data only. Remove warning.
481 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
482 link in its section header, try to discover the link by inspecting the
483 REL31 relocation at the beginning of the section.
484 (Target_arm::Scan::check_non_pic): Report name of offending relocation
486 (Target_arm::Scan::global): Treat any reference to the symbol
487 _GLOBAL_OFFSET_TABLE_ as a GOT access.
489 2010-02-12 Sriraman Tallam <tmsriram@google.com>
491 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
492 (Scan::global_reloc_may_be_function_pointer): New function.
493 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
494 (Scan::global_reloc_may_be_function_pointer): New function.
495 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
496 (Scan::global_reloc_may_be_function_pointer): New function.
497 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
498 (Scan::global_reloc_may_be_function_pointer): New function.
499 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
500 (Scan::global_reloc_may_be_function_pointer): New function.
501 (Scan::possible_function_pointer_reloc): New function.
502 (Target_x86_64::can_check_for_function_pointers): New function.
503 * gc.h (gc_process_relocs): Scan relocation types to determine if
504 function pointers were taken for targets that support it.
505 * icf.cc (Icf::find_identical_sections): Include functions for
506 folding in safe ICF whose pointer is not taken.
507 * icf.h (Secn_fptr_taken_set): New typedef.
508 (fptr_section_id_): New member.
509 (section_has_function_pointers): New function.
510 (set_section_has_function_pointers): New function.
511 (check_section_for_function_pointers): New function.
512 * options.h: Fix comment for safe ICF option.
513 * target.h (can_check_for_function_pointers): New function.
514 * testsuite/Makefile.am: Add icf_safe_so_test test case.
515 Modify icf_safe_test for X86-64.
516 * testsuite/Makefile.in: Regenerate.
517 * testsuite/icf_safe_so_test.cc: New file.
518 * testsuite/icf_safe_so_test.sh: New file.
519 * testsuite/icf_safe_test.cc (kept_func_3): New function.
520 (main): Change to take pointer to function kept_func_3.
521 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
522 folding is done correctly for X86-64.
524 2010-02-12 David S. Miller <davem@davemloft.net>
526 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
527 is_symbolless parameter.
528 (Output_reloc<SHT_REL>::is_symbolless): New.
529 (Output_reloc<SHT_REL>::is_symbolless_): New.
530 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
531 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
532 (Output_reloc<SHT_RELA>::is_symbolless): New.
533 (Output_data_reloc::add_global): Handle is_symbolless.
534 (Output_data_reloc::add_global_relative): Likewise.
535 (Output_data_reloc::add_local): Likewise.
536 (Output_data_reloc::add_local_relative): Likewise.
537 (Output_data_reloc::add_symbolless_global_addend): New.
538 (Output_data_reloc::add_symbolless_local_addend): New.
539 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
541 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
542 instead of ->is_relative_
543 (Output_reloc::write): Likewise.
544 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
545 (Output_reloc::write_rel): Simplify.
547 * sparc.cc (Target_sparc::Scan::local): Use
548 ->add_symbolless_local_addend as needed.
549 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
550 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
551 based upon relocation offset.
553 2010-02-11 Doug Kwan <dougkwan@google.com>
555 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
556 (Target_arm::Scan::global): Ditto. Also remove a comment before the
557 beginning of function.
558 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
559 and MOVT_ABS relocations. Those are non issued in scanning. Fix
560 parameter is_32bit in calls to should_apply_static_reloc.
561 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
562 (check_DATA): Add arm_abs_global.stdout.
563 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
564 arm_abs_global.stdout): New rules.
565 (MOSTLLYCLEANFILES): Add arm_abs_global
566 * Makefile.in: Regenerate.
567 * testsuite/arm_abs_global.s: New file.
568 * testsuite/arm_abs_global.sh: Ditto.
569 * testsuite/arm_abs_lib.s: Ditto.
571 2010-02-11 Ian Lance Taylor <iant@google.com>
573 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
575 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
576 Allocate_commons_task first.
577 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
578 task, rather than symtab_lock_.
579 (Gc_process_relocs::~Gc_process_relocs): New function.
580 (Gc_process_relocs::is_runnable): Check this_blocker_.
581 (Gc_process_relocs::locks): Use next_blocker_ rather than
583 (Scan_relocs::~Scan_relocs): New function.
584 (Scan_relocs::is_runnable): Check this_blocker_ rather than
586 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
588 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
589 fields. Add this_blocker_ and next_blocker_ fields. Adjust
590 constructor accordingly.
591 (class Gc_process_relocs): Likewise.
592 (class Scan_relocs): Likewise.
593 * common.h (class Allocate_commons_task): Remove symtab_lock_
594 field, and corresponding constructor parameter.
595 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
597 (Allocate_commons_task::locks): Likewise.
599 2010-02-11 Ian Lance Taylor <iant@google.com>
601 * gold-threads.h (class Once): Define.
602 (class Initialize_lock): Rewrite as child of Once.
603 * gold-threads.cc (class Once_initialize): Define.
604 (once_pointer_control): New static variable.
605 (once_pointer, once_arg): New static variables.
606 (c_run_once): New static function.
607 (Once::Once, Once::run_once, Once::internal_run): New functions.
608 (class Initialize_lock_once): Remove.
609 (initialize_lock_control): Remove.
610 (initialize_lock_pointer): Remove.
611 (initialize_lock_once): Remove.
612 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
613 (Initialize_lock::initialize): Rewrite.
614 (Initialize_lock::do_run_once): New function.
615 * archive.cc (Archive::interpret_header): Only clear name if it is
617 * fileread.cc: Include "gold-threads.h"
618 (file_counts_lock): New static variable.
619 (file_counts_initialize_lock): Likewise.
620 (File_read::release): Only increment counts when using --stats.
621 Use a lock around the increment.
622 * parameters.cc (class Set_parameters_target_once): Define.
623 (set_parameters_target_once): New static variable.
624 (Parameters::Parameters): Move here from parameters.h.
625 (Parameters::set_target): Rewrite.
626 (Parameters::set_target_once): New function.
627 (Parameters::clear_target): Move here and rewrite.
628 * parameters.h (class Parameters): Update declarations. Add
629 set_parameters_target_once_ field.
630 (Parameters::Parameters): Move to parameters.cc.
631 (Parameters::clear_target): Likewise.
632 * readsyms.cc (Read_symbols::do_group): Create a Start_group
634 (Start_group::~Start_group): New function.
635 (Start_group::is_runnable): New function.
636 (Start_group::locks, Start_group::run): New functions.
637 (Finish_group::run): Change saw_undefined to size_t.
638 * readsyms.h (class Start_group): Define.
639 (class Finish_group): Change saw_undefined_ field to size_t.
640 (Finish_group::Finish_group): Remove saw_undefined and
641 this_blocker parameters. Change all callers.
642 (Finish_group::set_saw_undefined): New function.
643 (Finish_group::set_blocker): New function.
644 * symtab.h (class Symbol_table): Change saw_undefined to return
645 size_t. Change saw_undefined_ field to size_t.
646 * target-select.cc (Set_target_once::do_run_once): New function.
647 (Target_selector::Target_selector): Initialize set_target_once_
648 field. Don't initialize lock_ and initialize_lock_ fields.
649 (Target_selector::instantiate_target): Rewrite.
650 (Target_selector::set_target): New function.
651 * target-select.h (class Set_target_once): Define.
652 (class Target_selector): Update declarations. Make
653 Set_target_once a friend. Remove lock_ and initialize_lock_
654 fields. Add set_target_once_ field.
656 2010-02-10 Ian Lance Taylor <iant@google.com>
658 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
660 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
661 (queue_middle_tasks): Add all blockers before queueing any tasks.
662 (queue_final_tasks): Likewise.
663 * token.h (Task_token::add_blockers): New function.
664 * object.h (Input_objects::number_of_relobjs): New function.
666 2010-02-10 Ian Lance Taylor <iant@google.com>
668 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
669 shared, not if not position independent.
670 * x86_64.cc (Relocate::relocate_tls): Likewise.
671 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
672 (tls_pie_pic_test): New target.
673 * testsuite/Makefile.in: Rebuild.
675 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
676 (tls_test_main_pie.o, tls_test_pie.o): New targets.
677 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
678 * testsuite/Makefile.in: Rebuild.
680 2010-02-09 David S. Miller <davem@davemloft.net>
682 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
683 R_SPARC_RELATIVE using ->add_local_relative().
684 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
686 * output.h (Output_data_dynamic::add_section_size): New method
687 that takes two Output_data objects.
688 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
689 entry param. Handle it in initializers.
690 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
691 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
692 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
694 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
695 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
696 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
697 for dynrel_includes_plt.
698 * i386.cc (Target_i386::do_finalize_sections): Likewise.
699 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
700 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
702 (Target_sparc::do_finalize_sections): Update to pass true for
704 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
705 output before .rela.plt
706 (Target_powerpc::do_finalize_sections): Update to pass true for
707 dynrel_includes_plt when 32-bit.
709 2010-02-08 Doug Kwan <dougkwan@google.com>
711 * arm.cc (Arm_relobj::simple_input_section_output_address): New
713 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
714 Arm_relobj::scan_section_for_cortex_a8_stubs,
715 Arm_relobj::do_relocation_section): Instead of calling
716 Output_section::output_address, use faster
717 Arm_relobj::simple_input_section_output_address.
719 2010-02-08 David S. Miller <davem@davemloft.net>
721 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
722 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
723 relocation helper function.
725 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
726 just like R_SPARC_GOT{10,13,22}.
727 (Target_sparc::Scan::local): Likewise.
728 (Target_sparc::Relocate:relocate): Likewise.
730 2010-02-06 Ian Lance Taylor <iant@google.com>
732 * configure.ac: Rewrite targetobjs duplicate removal code to use
733 only shell constructs.
734 * configure: Rebuild.
736 2010-02-05 Doug Kwan <dougkwan@google.com>
739 * arm.cc (Arm_relobj::section_is_scannable): New method.
740 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
741 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
743 2010-02-04 Doug Kwan <dougkwan@google.com>
746 * arm-reloc-property.cc (cstdio): Include.
747 * configure.ac (targetobjs): Remove duplicates.
748 * configure: Regenerate.
749 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
750 big and little endian version for a given address size.
752 2010-02-03 Doug Kwan <dougkwan@google.com>
754 * arm-reloc-property.cc
755 (Arm_reloc_property_table::reloc_name_in_error_message): New method
757 * arm-reloc-property.h
758 (Arm_reloc_property_table::get_implemented_static_reloc_property):
759 New method definition.
760 (Arm_reloc_property_table::reloc_name_in_error_message): New method
762 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
764 (GOT_PREL): Change implemented to Y.
765 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
766 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
767 (Arm_relocate_functions::movw_abs_nc): Remove method.
768 (Arm_relocate_functions::movt_abs): Ditto.
769 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
770 (Arm_relocate_functions::thm_movt_abs): Ditto.
771 (Arm_relocate_functions::movw_rel_nc): Ditto.
772 (Arm_relocate_functions::movw_rel): Ditto.
773 (Arm_relocate_functions::movt_rel): Ditto.
774 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
775 (Arm_relocate_functions:thm_movw_rel): Ditto.
776 (Arm_relocate_functions:thm_movt_rel): Ditto.
777 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
778 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
779 New method definitions.
780 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
781 (Arm_relocation_functions::arm_grp_ldr): Ditto.
782 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
783 (Arm_relocation_functions::arm_grp_ldc): Ditto.
784 (Target_arm::Relocate::relocate): Check for non-static or
785 unimplemented relocation code and exit early. Change calls to
786 Target_arm::reloc_uses_thumb_bit and
787 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
788 instead. Refactor code to handle similar relocations to increase
789 code sharing. Remove check for unsupported relocation code in switch
791 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
792 relocation property table to find out size. Change error message to
793 print out the name of a relocation code instead of the numeric value.
794 (Target_arm::scan_reloc_for_stub): Use relocation property table
795 instead of calling Target_arm::reloc_uses_thumb_bit().
797 2010-02-02 Doug Kwan <dougkwan@google.com>
799 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
800 types of relaxed input section.
802 2010-02-02 Doug Kwan <dougkwan@google.com>
804 * Makefile.am (HFILES): Add arm-reloc-property.h.
806 (TARGETSOURCES): Add arm-reloc-property.cc
807 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
808 (libgold_a_SOURCES): $(DEFFILES)
809 * Makefile.in: Regenerate.
810 * arm-reloc-property.cc: New file.
811 * arm-reloc-property.h: New file.
812 * arm-reloc.def: New file.
813 * arm.cc: Update comments.
814 (arm-reloc-property.h): New included header.
815 (arm_reloc_property_table): New global variable.
816 (Target_arm::do_select_as_default_target): New method definition.
817 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
818 arm-reloc-property to targ_extra_obj.
819 * parameters.cc (set_parameters_target): Call
820 Target::select_as_default_target().
821 * target.h (Target::select_as_default_target): New method definition.
822 (Target::do_select_as_default_target): Same.
824 2010-02-01 Doug Kwan <dougkwan@google.com>
826 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
827 first_output_text_section_.
828 (Arm_exidx_fixup::first_output_text_section): New method definition.
829 (Arm_exidx_fixup::first_output_text_section_): New data member.
830 (Arm_exidx_fixup::process_exidx_section): Record the first text
832 (Arm_output_section::fix_exidx_coverage): Set correct linked section
833 and entsize in output section header.
835 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
837 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
838 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
839 (Arm_relocate_functions::thm_alu11): New Method.
840 (Arm_relocate_functions::thm_pc8): New Method.
841 (Arm_relocate_functions::thm_pc12): New Method.
842 (Target_arm::Scan::local): Handle the relocations.
843 (Target_arm::Scan::global): Likewise.
844 (Target_arm::Relocate::relocate): Likewise.
845 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
847 2010-01-29 Doug Kwan <dougkwan@google.com>
849 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
850 of relocation types as ld.
852 2010-01-29 Doug Kwan <dougkwan@google.com>
854 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
856 (Arm_relocate_functions::thumb_branch_common): Ditto.
857 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
858 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
859 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
860 Arm_relocate_functions::jump24): Remove.
861 (Target_arm::Relocate::relocate): Adjust code to call
862 Arm_relocation_functions::arm_branch_common and
863 Arm_relocation_functions::thumb_branch_common instead of their removed
864 wrappers. Merge switch-cases together to reduce source code size.
866 2010-01-29 Doug Kwan <dougkwan@google.com>
868 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
869 output_local_symbol_count_needs_update_.
870 (Arm_relobj::output_local_symbol_count_needs_update,
871 Arm_relobj::set_output_local_symbol_count_needs_update,
872 Arm_relobj::update_output_local_symbol_count): New methods.
873 (Arm_relobj::output_local_symbol_count_needs_update_): New data
875 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
876 of pointed function as in a R_ARM_PREL31 relocation.
877 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
878 for output local symbol count updating.
879 (Target_arm::do_relax): Update output local symbol counts in objects
881 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
883 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
885 * arm.cc: Added support for the ARM relocations:
886 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
887 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
888 (Arm_relocate_functions::movw_rel_nc): Renamed (was
890 (Arm_relocate_functions::movw_rel): New method.
891 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
892 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
894 (Arm_relocate_functions::thm_movw_rel): New method.
895 (Arm_relocate_functions::thm_movt_rel): Renamed (was
897 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
899 (Target_arm::Scan::global): Likewise.
900 (Target_arm::Relocate::relocate): Likewise.
901 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
904 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
906 * arm.cc: Added support for ARM group relocations.
907 (Target_arm::reloc_needs_sym_origin): New method.
908 (Arm_relocate_functions::calc_grp_kn): New method.
909 (Arm_relocate_functions::calc_grp_residual): New method.
910 (Arm_relocate_functions::calc_grp_gn): New method.
911 (Arm_relocate_functions::arm_grp_alu): New Method.
912 (Arm_relocate_functions::arm_grp_ldr): New Method.
913 (Arm_relocate_functions::arm_grp_ldrs): New Method.
914 (Arm_relocate_functions::arm_grp_ldc): New Method.
915 (Target_arm::Scan::local): Handle the ARM group relocations.
916 (Target_arm::Scan::global): Likewise.
917 (Target_arm::Relocate::relocate): Likewise.
918 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
921 2010-01-26 Doug Kwan <dougkwan@google.com>
923 * arm.cc (set): Include.
924 (class Arm_exidx_fixup): Change type of last_input_section_ to const
926 (Arm_output_section::Text_section_list): New type.
927 (Arm_output_section::append_text_sections_to_list): New method.
928 (Arm_output_section::fix_exidx_coverage): Ditto.
929 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
930 (Arm_relobj::convert_input_section_to_relaxed_section): Use
931 Relobj::set_section_offset() instead of
932 Sized_relobj::invalidate_section_offset().
933 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
934 parameter for section headers. Ignore relocation sections for
935 unallocated sections and EXIDX sections.
936 (Target_arm::fix_exidx_coverage): New method.
937 (Target_arm::output_section_address_less_than): New type.
938 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
939 linked text section instead of the EXIDX section.
940 (Arm_output_section::create_stub_group): Add an assertion to check
941 that this is not an EXIDX output section.
942 (Arm_output_section::append_text_sections_to_list): New method.
943 (Arm_output_section::fix_exidx_coverage): Ditto.
944 (Arm_relobj::scan_sections_for_stubs): Adjust call to
945 Arm_relobj::section_needs_reloc_stub_scanning.
946 (Target_arm::do_relax): Fix EXIDX output section coverage in the
948 (Target_arm::fix_exidx_coverage): New method.
949 * object.h (Relobj::set_output_section): New method.
950 (Sized_relobj::invalidate_section_offset): Remove method.
951 (Sized_relobj::do_invalidate_section_offset): Remove method.
952 (Sized_relobj::do_set_section_offset): Handle offset value -1.
954 2010-01-25 Doug Kwan <dougkwan@google.com>
956 * arm.cc (Arm_exidx_merged_section::do_output_offset):
957 Fix warning due to signed and unsigned comparison on a 32-bit host.
959 2010-01-22 Doug Kwan <dougkwan@google.com>
961 * arm.cc (Target_arm::do_relax): Record an output section for section
962 offset adjustment it contains any stub table that has changed.
963 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
964 offsets in an output section if necessary.
965 * output.cc (Output_section::Output_section): Initialize
966 section_offsets_need_adjustments_.
967 (Output_section::add_input_section_for_script): Renamed to
968 Output_section::add_simple_input_section.
969 (Output_section::save_states): Add a comment.
970 (Output_section::discard_states): New method defintion.
971 (Output_section::adjust_section_offsets): Same.
972 * output.h (Output_section::add_input_section_for_script): Renamed to
973 Output_section::add_simple_input_section.
974 (Output_section::discard_states): New method declaration.
975 (Output_section::adjust_section_offsets): Same.
976 (Output_section::section_offsets_need_adjustment,
977 Output_section::set_section_offsets_need_adjustment): New method
979 (Output_section::section_offsets_need_adjustment_): New data member.
981 (Output_section_element_input::set_section_address): Adjust code for
982 renaming of Output_section::add_input_section_for_script.
983 (Orphan_output_section::set_section_address): Same.
985 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
987 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
988 Fix_v4bx enum values .
989 * gold/options.h (General_options): New option definitions.
990 (General_options::fix_v4bx): New method.
991 (General_options::Fix_v4bx): New enum.
992 * gold/options.cc (General_options::parse_fix_v4bx): New method.
993 (General_options::parse_fix_v4bx_interworking): New method.
995 2010-01-22 Doug Kwan <dougkwan@google.com>
997 * arm.cc (Arm_exidx_fixup): New class.
999 2010-01-21 Doug Kwan <dougkwan@google.com>
1001 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1003 (Arm_exidx_section_offset_map): New type.
1005 2010-01-21 Doug Kwan <dougkwan@google.com>
1007 * arm.cc (Arm_exidx_input_section): New class.
1008 (Arm_relobj::exidx_input_section_by_link,
1009 Arm_relobj::exidx_input_section_by_shndx,
1010 Arm_relobj::make_exidx_input_section): New methods.
1011 (read_arm_attributes_section): Remove.
1012 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1013 information about them.
1014 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1017 2010-01-20 Doug Kwan <dougkwan@google.com>
1019 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1020 Input_section_specifier to Section_id.
1021 (Target_arm::new_arm_input_section: Adjust code for change of key
1023 (Target_arm::find_arm_input_section): Ditto.
1024 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1025 (Section_id): Remove.
1026 (Garbage_collection::Section_id_hash): Remove.
1027 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1028 (Section_id): Remove.
1029 (Icf::Section_id_hash): Remove.
1030 * object.h (Section_id, Const_section_id, Section_id_hash,
1031 Const_section_id_hash): New type definitions.
1032 * output.cc (Output_section::add_relaxed_input_section): Change to
1033 use Const_section_id instead of Input_section_specifier as key type.
1034 (Output_section::add_merge_input_section): Ditto.
1035 (Output_section::build_relaxation_map): Change to use Section_id
1036 instead of Input_section_specifier as key type.
1037 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1039 (Output_section::convert_input_sections_to_relaxed_sections): Change
1040 to use Const_section_id instead of Input_section_specifier as key type.
1041 (Output_section::find_merge_section): Ditto.
1042 (Output_section::find_relaxed_input_section): Ditto.
1043 * output.h (Input_section_specifier): Remove class.
1044 (Output_section::Output_section_data_by_input_section_map): Change
1045 key type to Const_section_id.
1046 (Output_section::Output_relaxed_input_section_by_input_section_map):
1048 (Output_section::Relaxation_map): Change key type to Section_id.
1050 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1052 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1053 (class Arm_v4bx_stub): New class.
1054 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1055 (Stub_factory::make_arm_v4bx_stub): New method.
1056 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1057 (Stub_table::empty): Handle v4bx stubs.
1058 (Stub_table::add_arm_v4bx_stub): New method.
1059 (Stub_table::find_arm_v4bx_stub): New method.
1060 (Arm_relocate_functions::v4bx): New method.
1061 (Target_arm::fix_v4bx): New method.
1062 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1063 (Stub_table::relocate_stubs): Likewise.
1064 (Stub_table::do_write): Likewise.
1065 (Stub_table::update_data_size_and_addralign): Likewise.
1066 (Stub_table::finalize_stubs): Likewise.
1067 (Target_arm::Scan::local): Likewise.
1068 (Target_arm::Scan::global): Likewise.
1069 (Target_arm::do_finalize_sections): Likewise.
1070 (Target_arm::Relocate::relocate): Likewise.
1071 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1073 (Target_arm::scan_reloc_for_stub): Likewise.
1074 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1076 2010-01-19 Ian Lance Taylor <iant@google.com>
1078 * output.cc (Output_section_headers::do_sized_write): Write large
1079 segment count to sh_info field.
1080 (Output_file_header::do_sized_write): For large segment count,
1081 write PN_XNUM to e_phnum field.
1083 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1085 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1086 (Arm_relocate_functions::thm_jump8): New function.
1087 (Arm_relocate_functions::thm_jump11): New function.
1088 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1090 (Target_arm::Scan::global): Likewise.
1091 (Target_arm::Relocate::relocate): Likewise.
1092 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1095 2010-01-14 Doug Kwan <dougkwan@google.com>
1097 * arm.cc (map, utility): Include headers.
1098 (Target_arm::apply_cortex_a8_workaround): New method.
1099 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1100 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1101 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1102 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1103 the --[no-]fix-cortex-a8 command line options.
1104 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1105 (Target_arm::relocate_stub): Use addend in instruction template.
1106 * options.h (DEFINE_bool): Set the user-set flag.
1107 (General_options): Add --[no-]-fix-cortex options.
1108 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1109 : Update fast look-up map after conversion.
1111 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1113 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1114 in the first pass of do_layout.
1116 2010-01-13 Doug Kwan <dougkwan@google.com>
1118 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1119 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1120 apparent compiler problem of not folding static constant integral
1121 data members of elfcpp::Elf_sizes<32>.
1123 2010-01-13 Doug Kwan <dougkwan@google.com>
1125 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1126 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1127 Arm_relobj::scan_section_for_cortex_a8_erratum,
1128 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1129 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1130 sections to scan for relocation stubs into a new method
1131 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1132 relocation and Cortex-A8 stub scanning.
1133 (Target_arm::do_relax): Force stubs to be after stubbed sections
1134 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1135 the beginning of a new relaxation pass. Update a comment.
1136 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1138 2010-01-12 Ian Lance Taylor <iant@google.com>
1140 * target-reloc.h (visibility_error): New inline function.
1141 (relocate_section): Call visibility_error.
1142 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1143 (MOSTLYCLEANFILES): Likewise.
1144 (protected_4_pic.o, protected_3.err): New targets.
1145 * testsuite/protected_4.cc: New file.
1147 2010-01-12 Doug Kwan <dougkwan@google.com>
1149 * arm.cc (Cortex_a8_reloc): New class.
1150 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1151 and cortex_a8_relocs_info_.
1152 (Target_arm::fix_cortex_a8): New method definition.
1153 (Target_arm::Cortex_a8_relocs_info): New type.
1154 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1155 New data member declarations.
1156 (Target_arm::scan_reloc_for_stub): Record information about
1157 relocations for THUMB branches that might be exempted from the
1158 Cortex-A8 workaround.
1159 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1160 at the beginning of a relaxation pass.
1162 2010-01-12 Doug Kwan <dougkwan@google.com>
1164 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1165 (Arm_relobj::Mapping_symbol_position,
1166 Arm_reloj::Mapping_symbol_position_less,
1167 Arm_relobj::Mapping_symbols_info): New types.
1168 (Target_arm::is_mapping_symbol_name): New method definition.
1169 (Arm_relobj::do_count_local_symbols): Save information about mapping
1172 2010-01-11 Doug Kwan <dougkwan@google.com>
1174 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1175 Arm_relocate_functions::thumb32_branch_upper,
1176 Arm_relocate_functions::thumb32_branch_lower,
1177 Arm_relocate_functions::thumb32_cond_branch_offset,
1178 Arm_relocate_functions::thumb32_cond_branch_upper,
1179 Arm_relocate_functions::thumb32_cond_branch_lower,
1180 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1181 branch offset encoding.
1182 (Arm_relocate_functions::thumb_branch_common): Use new branch
1183 offset encoding methods to avoid code duplication.
1184 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1185 (Stub_addend_reader::operator()): Use new branch encoding method
1186 to avoid code duplication.
1188 2010-01-11 Doug Kwan <dougkwan@google.com>
1190 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1191 (Target_arm::do_finalize_sections): Define special EXIDX section
1192 symbols only if referenced.
1193 * gc.h (Garbage_collection::add_reference): New method.
1194 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1197 2010-01-11 Ian Lance Taylor <iant@google.com>
1199 * script.cc (Version_script_info::build_expression_list_lookup):
1200 Change complaing about duplicate wildcard match from error to
1203 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1205 (Version_script_info::Version_script_info): Initialize globs_,
1206 default_version_, default_is_global_, and exact_. Don't
1207 initialize globals_ or locals_.
1208 (Version_script_info::build_lookup_tables): Build local symbols
1210 (Version_script_info::unquote): New function.
1211 (Version_script_info::add_exact_match): New function.
1212 (Version_script_info::build_expression_list_lookup): Remove lookup
1213 parameter. Add is_global parameter. Change all callers. Handle
1214 wildcard pattern specially. Unquote pattern. Call
1216 (Version_script_info::get_name_to_match): New function.
1217 (Version_script_info::get_symbol_version): New function.
1218 (Version_script_info::get_symbol_version_helper): Remove.
1219 (Version_script_info::check_unmatched_names): Call unquote.
1220 * script.h (class Version_script_info): Change get_symbol_version
1221 to be non-inline and add is_global parameter; change all callers.
1222 Rewrite symbol_is_local. Update declarations. Define struct
1223 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1224 Remove globals_ and locals_ members. Add exact_, globs_,
1225 default_version_, is_global_.
1226 (Version_script_info::Glob): Remove pattern, add expression and
1227 is_global. Update constructor. Change all callers.
1228 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1230 (Versions::symbol_section_contents): If a symbol is undefined, or
1231 defined in a dynamic object, set the version index to
1233 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1235 (Symbol_table::add_from_pluginobj): Likewise.
1236 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1238 2010-01-11 Doug Kwan <dougkwan@google.com>
1240 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1241 (incremental_dump_LDADD): Add linking option for libintl.
1242 * Makefile.in: Regenerate.
1244 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1247 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1249 * testsuite/Makefile.in: Regenerated.
1251 2010-01-10 Doug Kwan <dougkwan@google.com>
1253 * options.h (DEFINE_var): Use parentheses around argument varname__
1254 in macro body to avoid any unintended subsequent substitutions.
1256 2010-01-10 Ian Lance Taylor <iant@google.com>
1258 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1259 candidates before doing symbol resolution.
1261 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1262 ODR candidates if only one is weak.
1264 2010-01-08 Ian Lance Taylor <iant@google.com>
1266 * script.cc (Version_script_info::build_expression_list_lookup):
1267 Don't warn about ambiguous version, just record the ambiguity.
1268 (Version_script_info::get_symbol_version_helper): Give error if
1269 version is ambiguous.
1271 2010-01-08 Doug Kwan <dougkwan@google.com>
1273 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1274 prev_data_size_ and prev_addralign_. Remove initializer for
1275 deleted data member has_been_changed_.
1276 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1277 to determine if the table is empty.
1278 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1280 (Stub_table::add_reloc_stub): Define method in class definition
1281 instead of just declaring it there.
1282 (Stub_table::add_cortex_a8_stub): New method definition.
1283 (Stub_table::update_data_size_and_addralign): Ditto.
1284 (Stub_table::finalize_stubs): Ditto.
1285 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1286 (Stub_table::do_addralign_): Return address alignment in the
1287 (Stub_table::do_reset_address_and_file_offset): Define method in
1288 class definition instead of declaring it there. Set current data
1289 size to be the data size of the previous pass.
1290 (Stub_table::set_final_data_size): Use current data size as the
1292 (Stub_table::relocate_stub): Change parameter type of stub from
1293 Reloc_stub pointer to Stub pointer.
1294 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1295 (Stub_table::Cortex_a8_stub_list): New typedef.
1296 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1297 Stub_table::prev_addralign_): New data member.
1298 (Arm_relobj::Arm_relobj): Initialize data member
1299 section_has_cortex_a8_workaround_.
1300 (Arm_relobj::section_has_cortex_a8_workaround,
1301 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1303 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1305 (Target_arm::relocate_stub): Change parameter type of stub from
1306 Reloc_stub pointer to Stub pointer.
1307 (Insn_template::size, Insn_template::alignment): Handle
1308 THUMB16_SPECIAL_TYPE.
1309 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1310 Stub_table::update_data_size_and_addralign,
1311 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1313 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1314 (Stub_table::do_write): Ditto.
1315 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1317 2010-01-08 Ian Lance Taylor <iant@google.com>
1320 * symtab.h (class Symbol): Remove fields is_target_special_ and
1321 has_plt_offset_. Add field is_defined_in_discarded_section_.
1322 (Symbol::is_defined_in_discarded_section): New function.
1323 (Symbol::set_is_defined_in_discarded_section): New function.
1324 (Symbol::has_plt_offset): Rewrite.
1325 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1326 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1327 Don't initialize is_target_special_ or has_plt_offset_.
1328 Initialize is_defined_in_discarded_section_.
1329 (Symbol_table::add_from_relobj): If appropriate, set
1330 is_defined_in_discarded_section.
1331 * resolve.cc (Symbol::override_base_with_special): Don't test
1332 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1333 * target-reloc.h (relocate_section): Do special handling for
1334 symbols defined in discarded sections for global symbols as well
1337 2010-01-08 Ian Lance Taylor <iant@google.com>
1339 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1340 the SHT_SYMTAB case.
1342 2010-01-08 Ian Lance Taylor <iant@google.com>
1344 * object.cc (Sized_relobj::do_layout): Don't get confused if
1345 layout_eh_frame returns NULL.
1347 2010-01-08 Ian Lance Taylor <iant@google.com>
1350 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1351 dynamic symbol table, use the normal symbol table.
1352 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1355 2010-01-08 Ian Lance Taylor <iant@google.com>
1358 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1361 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1363 * version.cc (print_version): Change to "Copyright 2010".
1365 2010-01-08 Ian Lance Taylor <iant@google.com>
1369 * i386.cc (class Target_i386): Change return type of plt_section
1371 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1372 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1373 tls_desc_rel_ field.
1374 (Output_data_plt_i386::rel_tls_desc): New function.
1375 (Target_i386::rel_tls_desc_section): New function.
1376 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1377 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1378 R_386_TLS_DESC reloc in rel_tls_desc_section.
1379 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1380 Define struct Tlsdesc_info.
1381 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1382 (Target_x86_64::do_reloc_symbol_index): New function.
1383 (Target_x86_64::add_tlsdesc_info): New function.
1384 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1385 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1387 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1389 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1390 (Target_x86_64::rela_tlsdesc_section): New function.
1391 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1393 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1394 (Target_x86_64::do_reloc_addend): New function.
1395 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1396 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1397 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1398 (Output_reloc::type): New function.
1399 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1400 (Output_reloc::is_target_specific): New function.
1401 (Output_reloc::target_arg): New function.
1402 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1403 absolute relocs and target specific relocs.
1404 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1405 add_target_specific.
1406 (class Output_data_reloc) [SHT_RELA]: Likewise.
1407 * output.cc (Output_reloc::Output_reloc): Add four new versions
1408 for absolute relocs and target specific relocs.
1409 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1410 (Output_reloc::get_symbol_index): Likewise.
1411 (Output_reloc::local_section_offset): Check that local_sym_index_
1412 is not TARGET_CODE or 0.
1413 (Output_reloc::symbol_value): Likewise.
1414 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1416 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1417 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1419 * layout.cc (add_target_dynamic_tags): Use output section for
1420 DT_PLTRELSZ and DT_JMPREL.
1422 2010-01-07 Ian Lance Taylor <iant@google.com>
1425 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1427 (class Output_data_reloc_generic): Define.
1428 (class Output_data_reloc_base): Change base class to
1429 Output_data_reloc_generic. Change add() method to call
1430 bump_relative_reloc_count for a relative reloc. Remove
1432 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1434 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1435 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1437 * layout.h (class Layout): Update declaration.
1439 2010-01-07 Ian Lance Taylor <iant@google.com>
1441 * output.h (class Output_data): Add const version of
1442 output_section and do_output_section.
1443 (class Output_section_data): Add const version of
1445 (class Output_section): Likewise.
1446 * layout.cc (Layout::add_target_dynamic_tags): New function.
1447 * layout.h (class Layout): Update declarations.
1448 * arm.cc (Target_arm::do_finalize_sections): Use
1449 add_target_dynamic_tags.
1450 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1451 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1452 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1453 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1455 2010-01-07 Ian Lance Taylor <iant@google.com>
1458 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1461 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1462 Ian Lance Taylor <iant@google.com>
1465 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1466 Xindex::read_symtab_xindex.
1468 2010-01-07 Doug Kwan <dougkwan@google.com>
1470 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1471 (Insn_template::thumb16_bcond_insn): New method declaration.
1472 (Insn_template): Fix spelling.
1473 (Stub::thumb16_special): New method declaration.
1474 (Stub::do_write): Define virtual method which was previously pure
1476 (Stub::do_thumb16_special): New method declaration.
1477 (Stub::do_fixed_endian_write): New template member.
1478 (Reloc_stub::do_write): Remove.
1479 (Reloc_stub::do_fixed_endian_write): Remove.
1480 (Cortex_a8_stub): New class definition.
1481 (Stub_factory::make_cortex_a8_stub): New method definition.
1482 (Stub_factory::Stub_factory): Add missing static storage class
1483 qualifier for elf32_arm_stub_a8_veneer_blx.
1485 2010-01-07 Ian Lance Taylor <iant@google.com>
1488 * options.h (class General_options): Add --warn-unresolved-symbols
1489 and --error-unresolved-symbols.
1490 * errors.cc (Errors::undefined_symbol): Implement
1491 --warn-unresolved-symbols.
1493 * options.h (class General_options): Add -z text and -z textoff.
1494 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1496 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1498 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1499 (Garbage_collection::cident_sections): New function.
1500 (Garbage_collection::add_cident_section): New function.
1501 (Garbage_collection::cident_sections_): New member.
1502 (gc_process_relocs): Add references to sections whose names are C
1504 * gold.h (cident_section_start_prefix): New constant.
1505 (cident_section_stop_prefix): New constant.
1506 (is_cident): New function.
1507 * layout.cc (Layout::define_section_symbols): Replace string constants
1508 with the newly defined constants.
1509 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1511 * testsuite/Makefile.am: Add gc_orphan_section_test.
1512 * testsuite/Makefile.in: Regenerate.
1513 * testsuite/gc_orphan_section_test.cc: New file.
1514 * testsuite/gc_orphan_section_test.sh: New file.
1516 2010-01-06 Ian Lance Taylor <iant@google.com>
1519 * options.h (class General_options): Add --warn-shared-textrel.
1520 * layout.cc (Layout::finish_dynamic_section): Implement
1521 --warn-shared-textrel.
1524 * options.h (class General_options): Add --warn-multiple-gp.
1526 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1528 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1529 $(THREADSLIB) and $(LIBDL).
1530 * Makefile.in: Rebuild.
1532 2010-01-06 Ian Lance Taylor <iant@google.com>
1535 * options.cc (General_options::parse_section_start): New function.
1536 (General_options::section_start): New function.
1537 (General_options::General_options): Initialize all members.
1538 * options.h: Include <map>
1539 (class General_options): Add --section-start. Add section_starts_
1541 * layout.cc (Layout::attach_allocated_section_to_segment): If
1542 --section-start was used, set the address of the segment. Remove
1543 local sort_sections.
1544 (Layout::relaxation_loop_body): If the address of the load segment
1545 has been set by --section-start, don't use it.
1546 * output.h (Output_segment::update_flags_for_output_section): New
1548 * output.cc (Output_segment::add_output_section): Call
1549 update_flags_for_output_section.
1551 2010-01-05 Ian Lance Taylor <iant@google.com>
1554 * options.h (class General_options): Add --undefined-version.
1555 * script.cc (struct Version_expression): Add was_matched_by_symbol
1557 (Version_script_info::matched_symbol): New function.
1558 (Version_script_info::get_symbol_version_helper): Call
1560 (Version_script_info::check_unmatched_names): New function.
1561 * script.h (class Version_script_info): Update declarations.
1562 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1564 * options.h (class General_options): Use DEFINE_bool_alias for
1565 allow_multiple_definition.
1566 * resolve.cc (Symbol_table::should_override): Don't test
1567 allow_multiple_definition.
1570 * options.h (class General_options): Add --cref.
1571 * main.cc (main): Print cref table if --cref. Don't close mapfile
1572 until after printing cref table.
1573 * cref.cc: Include "symtab.h".
1574 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1575 (Cref_table_compare::operator()): New function.
1576 (Cref_inputs::gather_cref): New function.
1577 (filecol): New static const.
1578 (Cref_inputs::print_cref): New function.
1579 (Cref::print_cref): New function.
1580 * cref.h: Include <cstdio>.
1581 (class Cref): Update declarations.
1582 * mapfile.h (Mapfile::file): New function.
1583 * object.h (class Object): Define Symbols. Declare virtual
1584 do_get_global_symbols.
1585 (Object::get_global_symbols): New function.
1586 * object.cc (Input_objects::add_object): Pass object to cref_ if
1588 (Input_objects::archive_start): Likewise.
1589 (Input_objects::archive_stop): Likewise.
1590 (Input_objects::print_cref): New function.
1591 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1592 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1594 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1596 * plugin.h (class Sized_pluginobj): Update declarations.
1598 2010-01-05 Ian Lance Taylor <iant@google.com>
1600 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1601 to is_default_version. Rename insdef to insdefault.
1602 (Symbol_table::add_from_relobj): Rename def to is_default_version
1603 and local to is_forced_local.
1604 (Symbol_table::add_from_pluginobj): Likewise.
1605 (Symbol_table::add_from_dynobj): Likewise.
1606 (Symbol_table::define_special_symbol): Rename insdef to
1609 2010-01-04 Ian Lance Taylor <iant@google.com>
1612 * options.h (class General_options): Add
1613 --allow-multiple-definition and -z muldefs.
1614 * resolve.cc (Symbol_table::should_override): Don't warn about a
1615 multiple symbol definition if --allow-multiple-definition or -z
1619 * options.h (class General_options): Add --add-needed and
1620 --copy-dt-needed-entries. Tweak --as-needed help entry.
1621 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1622 error if --copy-dt-needed-entries aka --add-needed is used and
1623 would cause a change in behaviour.
1626 * options.h (class General_options): Add -G as a short version of
1627 --shared. Add no-op options -assert, -g, and -i.
1629 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1631 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1632 check for .text or .gnu.linkonce.t sections.
1633 * icf.cc (Icf::find_identical_sections): Ditto.
1634 Change the detection for mangled function name within the section
1636 * icf.h (is_section_foldable_candidate): New function.
1638 2009-12-30 Ian Lance Taylor <iant@google.com>
1641 * options.h (class General_options): Permit two dashes with
1642 --retain-symbols-file.
1644 2009-12-30 Ian Lance Taylor <iant@google.com>
1647 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1648 don't put the file header and segment headers in the text
1652 * common.cc (Sort_commons::operator()): Stabilize sort when both
1654 (Symbol_table::do_allocate_commons_list): When allocating common
1655 symbols, skip a symbol which is no longer common.
1656 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1657 an object before checking its type.
1658 * testsuite/common_test_2.c: New file.
1659 * testsuite/common_test_3.c: New file.
1660 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1661 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1662 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1663 (common_test_2_pic.o, common_test_2.so): New targets.
1664 (common_test_3_pic.o, common_test_3.so): New targets.
1665 * testsuite/Makefile.in: Rebuild.
1668 * script.cc (read_input_script): If we see a new SECTIONS clause,
1669 and we have added an input section, give an error.
1670 * layout.h (class Layout): Add have_added_input_section function.
1671 Add have_added_input_section_ field.
1672 * layout.cc (Layout::Layout): Initialize
1673 have_added_input_section_.
1674 (Layout::layout): Set have_added_input_section_.
1675 (Layout::layout_eh_frame): Likewise.
1677 2009-12-30 Ian Lance Taylor <iant@google.com>
1680 * options.h (class General_options): Add --sort-common option.
1681 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1682 * common.cc (Sort_common): Add sort_order parameter to
1683 constructor. Add sort_order_ field.
1684 (Sort_commons::operator): Check sort_order_.
1685 (Symbol_table::allocate_commons): Determine the sort order.
1686 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1688 (Symbol_table::do_allocate_commons_list): Likewise.
1690 2009-12-30 Ian Lance Taylor <iant@google.com>
1693 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1694 symbols from this object, don't change the visibility of an
1696 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1698 2009-12-30 Ian Lance Taylor <iant@google.com>
1701 * script.h (class Version_script_info): Define Language enum.
1702 Update declarations. Define Glob, Exact, and Lookup types. Add
1703 new fields globals_, locals_, and is_finalized_.
1704 * script.cc: Various formatting fixes.
1705 (class Parser_closure): Change language_stack_ from a vector of
1706 std::string to one of Version_script_info::Language. Adjust all
1708 (class Lazy_demangler): Remove.
1709 (struct Version_expression): Change language from std::string to
1710 Version_script_info::Language.
1711 (Version_script_info::Version_script_info): New function.
1712 (Version_script_info::~Version_script_info): Don't call clear.
1713 (Version_script_info::finalize): New function.
1714 (Version_script_info::build_lookup_tables): New function.
1715 (Version_script_info::build_expression_list_lookup): New
1717 (Version_script_info::get_symbol_version_helper): Rewrite to use
1719 (Version_script_info::print_expression_list): Adjust to use
1720 Version_script_info::Language.
1721 (script_push_lex_into_version_mode): Check that the version script
1722 has not been finalized.
1723 (version_script_push_lang): Change language string to
1724 Version_script_info::Language.
1725 * options.cc (Command_line::version_script): New function.
1726 * options.h (class General_options): Add finalize_dynamic_list
1727 function. Change version_script from declaration to definition.
1728 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1729 * testsuite/version_script.map: Remove duplicate def of foo.
1730 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1732 * testsuite/Makefile.in: Rebuild.
1734 2009-12-30 Ian Lance Taylor <iant@google.com>
1737 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1738 if the input symbol index is 0, make the output symbol index 0.
1740 2009-12-30 Ian Lance Taylor <iant@google.com>
1743 * options.h (class General_options): Add -x/--discard-all.
1744 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1745 --discard-all. If the local symbol needs a dynamic entry, check
1746 that before handling --discard-locals.
1748 2009-12-30 Ian Lance Taylor <iant@google.com>
1751 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1753 (Output_segment::add_output_section): Don't change the flags if
1757 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1758 GNU hash table if they need a dynamic value. Otherwise, don't add
1759 them if they are defined in a dynamic object or are forced local.
1761 2009-12-29 Ian Lance Taylor <iant@google.com>
1764 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1765 .gnu.hash table for a 32-bit target.
1768 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1769 regular and a dynamic object only needs a dynamic symbol table
1770 entry if it is externally visible.
1773 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1774 constructor. Add global_offset_table_ field.
1775 (Target_i386::got_section): Set global_offset_table_.
1776 (Target_i386::do_finalize_sections): Set global_offset_table_
1778 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1779 in constructor. Add global_offset_table_ field.
1780 (Target_x86_64::got_section): Set global_offset_table_.
1781 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1784 * layout.cc (Layout::Layout): Initialize increase_relro_.
1785 (Layout::get_output_section): Add is_relro, is_last_relro, and
1786 is_first_non_relro parameters. Change all callers.
1787 (Layout::choose_output_section): Likewise.
1788 (Layout::add_output_section_data): Likewise.
1789 (Layout::make_output_section): Likewise.
1790 (Layout::set_segment_offsets): Clear increase_relro when using a
1792 * layout.h (class Layout): Add increase_relro method. Add
1793 increase_relro_ field. Update declarations.
1794 * output.cc (Output_section::Output_section): Initialize
1795 is_last_relro_ and is_first_non_relro_.
1796 (Output_segment::add_output_section): Group relro sections is
1797 do_sort is true. Handle is_last_relro and is_first_non_relro.
1798 (Output_segment::maximum_alignment): Remove relro handling.
1799 (Output_segment::set_section_addresses): Add increase_relro
1800 parameter. Change all callers. Add initial alignment to align
1801 relro sections on separate page. Remove old relro handling.
1802 (Output_segment::set_section_list_addresses): Remove in_relro
1803 parameter. Change all callers.
1804 (Output_segment::set_offset): Add increase parameter. Change all
1805 callers. Remove old relro handling.
1806 * output.h (class Output_section): Add new methods: is_last_relro,
1807 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1808 Add is_last_relro_ and is_first_non_relro_ fields.
1809 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1810 Create separate .got.plt section. Call increase_relro.
1811 * x86_64.cc (Target_x86_64::got_section): Likewise.
1812 * testsuite/relro_script_test.t: Add .got.plt.
1815 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1816 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1817 (Layout::finalize): Call set_dynamic_symbol_size.
1818 (Layout::set_dynamic_symbol_size): New function.
1819 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1820 set_dynamic_symbol_size.
1823 * output.h (class Output_section): Add is_entsize_zero_ field.
1824 * output.cc (Output_section::Output_section): Initialize
1826 (Output_section::set_entsize): If two different entsizes are
1827 requested, force it to zero.
1828 (Output_section::add_input_section): Set flags for .debug_str
1829 before updating section flags. Set entsize.
1830 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1831 and SHF_STRING if all input sections have those flags.
1833 2009-12-29 Rafael Espindola <espindola@google.com>
1835 * main.cc (main): Fix the sys time reporting.
1836 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1839 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1841 * options.cc (General_options::parse_version): Allow -v to exit
1842 without an error if there is nothing to link.
1844 2009-12-29 Ian Lance Taylor <iant@google.com>
1846 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1847 using a version of gcc before 4.1.
1848 * configure: Rebuild.
1850 2009-12-28 Chris Demetriou <cgd@google.com>
1852 * attributes.cc (Output_attributes_section_data::do_write): Use
1853 std::vector::front rather than std::vector::data.
1855 2009-12-28 Ian Lance Taylor <iant@google.com>
1857 * symtab.h (class Symbol_table): Add enum Defined.
1858 * resolve.cc (Symbol_table::should_override): Add defined
1859 parameter. Change all callers. Test whether object is NULL
1860 before calling a method on it.
1861 (Symbol_table::report_resolve_problem): Add defined parameter.
1863 (Symbol_table::should_override_with_special): Likewise.
1864 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1865 parameter. Change all callers.
1866 (Symbol_table::do_define_in_output_data): Likewise.
1867 (Symbol_table::define_in_output_segment): Likewise.
1868 (Symbol_table::do_define_in_output_segment): Likewise.
1869 (Symbol_table::define_as_constant): Likewise.
1870 (Symbol_table::do_define_as_constant): Likewise.
1871 * script.h (class Symbol_assignment): Add is_defsym parameter to
1872 constructor; change all callers.
1873 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1874 parameter. Change all callers. Add is_defsym_ field.
1875 (class Parser_closure): Add parsing_defsym parameter to
1876 constructor; change all callers. Add parsing_defsym accessor
1877 function. Add parsing_defsym_ field.
1879 2009-12-28 Ian Lance Taylor <iant@google.com>
1881 * gold.cc (queue_middle_tasks): Fix formatting.
1882 * object.cc (Relobj::is_section_name_included): Likewise.
1884 2009-12-23 Ian Lance Taylor <iant@google.com>
1886 * i386.cc (Target_i386::do_calls_non_split): Recognize
1887 -fsplit-stack prologue for a function with a static chain.
1888 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1889 -fsplit-stack prologue when using %r11.
1891 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1893 * options.cc (General_options::parse_version): Make -v continue and do
1894 the link like GNU ld does.
1896 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1898 * Makefile.am (CCFILES): Add timer.cc.
1899 (HFILES): Add timer.h.
1900 * configure.ac: Check for sysconf and times.
1901 * main.cc: include timer.h.
1902 (main): Use Timer instead of get_run_time.
1905 * workqueue.cc: include timer.h.
1906 (Workqueue::find_and_run_task):
1907 Report user, sys and wall time.
1908 * Makefile.in: Regenerate.
1909 * config.in: Regenerate.
1910 * configure: Regenerate.
1912 2009-12-16 Doug Kwan <dougkwan@google.com>
1914 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1916 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1917 relaxed input sections.
1918 * output.cc (Output_section::find_relaxed_input_section): Change
1919 return type to Output_relaxed_input_section pointer. Adjust code
1920 for new type of relaxed_input_section_map_.
1921 * output.h (Output_section::find_relaxed_input_section): Change
1922 return type to Output_relaxed_input_section pointer.
1923 (Output_section::Output_relaxed_input_section_by_input_section_map):
1925 (Output_section::relaxed_input_section_map_): Change type to
1926 Output_section::Output_relaxed_input_section_by_input_section_map.
1927 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1930 2009-12-15 Ian Lance Taylor <iant@google.com>
1932 * layout.cc (Layout::create_shstrtab): Only write out after input
1933 sections if we are compressing debug sections.
1935 2009-12-15 Ian Lance Taylor <iant@google.com>
1937 * archive.cc (Archive::add_symbols): Only look up a symbol without
1938 a version if there is, in fact, a version.
1940 2009-12-14 Ian Lance Taylor <iant@google.com>
1942 Revert -Wshadow changes, all changes from:
1943 2009-12-11 Doug Kwan <dougkwan@google.com>
1944 2009-12-11 Nick Clifton <nickc@redhat.com>
1945 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1947 2009-12-11 Doug Kwan <dougkwan@google.com>
1949 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1951 * attributes.cc (Object_attribute::size): Ditto.
1952 (Attributes_section_data::size): Ditto.
1953 (Attributes_section_data::Attributes_section_data): Ditto.
1954 (Output_attributes_section_data::do_write): Ditto.
1955 * attributes.h (Object_attribute::set_type): Ditto.
1956 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1958 2009-12-11 Nick Clifton <nickc@redhat.com>
1960 * archive.cc: Fix shadowed variable warnings.
1962 * compressed_output.cc: Likewise.
1963 * compressed_output.h: Likewise.
1964 * configure: Likewise.
1965 * dwarf_reader.cc: Likewise.
1966 * dynobj.cc: Likewise.
1967 * dynobj.h: Likewise.
1968 * ehframe.cc: Likewise.
1969 * ehframe.h: Likewise.
1970 * errors.cc: Likewise.
1971 * expression.cc: Likewise.
1972 * fileread.cc: Likewise.
1973 * fileread.h: Likewise.
1974 * freebsd.h: Likewise.
1975 * i386.cc: Likewise.
1977 * incremental.h: Likewise.
1978 * layout.cc: Likewise.
1979 * layout.h: Likewise.
1980 * mapfile.cc: Likewise.
1981 * merge.cc: Likewise.
1982 * merge.h: Likewise.
1983 * object.cc: Likewise.
1984 * object.h: Likewise.
1985 * options.h: Likewise.
1986 * output.cc: Likewise.
1987 * output.h: Likewise.
1988 * parameters.cc: Likewise.
1989 * plugin.cc: Likewise.
1990 * powerpc.cc: Likewise.
1991 * reduced_debug_output.cc: Likewise.
1992 * reduced_debug_output.h: Likewise.
1993 * reloc.cc: Likewise.
1994 * reloc.h: Likewise.
1995 * resolve.cc: Likewise.
1996 * script-sections.cc: Likewise.
1997 * script.cc: Likewise.
1998 * script.h: Likewise.
1999 * sparc.cc: Likewise.
2000 * symtab.cc: Likewise.
2001 * symtab.h: Likewise.
2002 * target-select.cc: Likewise.
2003 * target-select.h: Likewise.
2004 * token.h: Likewise.
2005 * workqueue.cc: Likewise.
2006 * workqueue.h: Likewise.
2007 * x86_64.cc: Likewise.
2009 2009-12-10 Doug Kwan <dougkwan@google.com>
2011 * arm.cc (attributes.h): New include.
2012 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2013 (Arm_relobj::~Arm_relobj): Delete object pointed by
2014 attributes_section_data_.
2015 (Arm_relobj::attributes_section_data): New method definition.
2016 (Arm_relobj::attributes_section_data_): New data member declaration.
2017 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2018 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2019 attributes_section_data_.
2020 (Arm_dynobj::attributes_section_data): New method definition.
2021 (Arm_dynobj::attributes_section_data_): New data member declaration.
2022 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2023 initialization value of may_use_blx_ to false.
2024 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2025 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2026 object attributes to compute results instead of hard-coding.
2027 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2028 Target_arm::get_secondary_compatible_arch,
2029 Target_arm::set_secondary_compatible_arch
2030 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2031 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2032 New method declarations.
2033 (Target_arm::get_aeabi_object_attribute): New method definition.
2034 (Target_arm::attributes_section_data_): New data member declaration.
2035 (read_arm_attributes_section): New template definition.
2036 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2037 (Arm_dynobj::do_read_symbols): Ditto.
2038 (Target_arm::do_finalize_sections): Merge attributes sections from
2039 input. Check for BLX use after attributes section merging.
2040 Fix __exidx_start and __exidx_end visibility. Create an
2041 .ARM.attributes section if necessary.
2042 (Target_arm::get_secondary_compatible_arch,
2043 Target_arm::set_secondary_compatible_arch,
2044 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2045 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2046 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2047 New method definitions.
2049 2009-12-09 Ian Lance Taylor <iant@google.com>
2051 * plugin.cc (Plugin::load): Don't cast from void* to a function
2054 2009-12-09 Ian Lance Taylor <iant@google.com>
2056 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2059 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2061 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2062 Replace two_file_shared_1.so with two_file_shared_2.so.
2063 * testsuite/Makefile.in: Regenerated.
2065 2009-12-08 Doug Kwan <dougkwan@google.com>
2067 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2068 (HFILES): Add attributes.h and int_encoding.h.
2069 * Makefile.in: Regenerate.
2070 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2071 function definitions to int_encoding.cc
2072 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2073 prototypes to int_encoding.h
2074 * reduced_debug_output.cc (int_encoding.h): New include.
2075 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2076 function definitions to int_encoding.cc
2077 (insert_into_vector, read_from_pointer): Move template definitions to
2079 * attributes.cc: New file.
2080 * attributes.h: New file.
2081 * int_encoding.cc: New file.
2082 * int_encoding.h: New file.
2084 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2087 * incremental-dump.cc (dump_incremental_inputs): New.
2088 (main): Use dump_incremental_inputs.
2090 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2093 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2094 checking elfcpp::STT_FUNC.
2095 (Target_i386::Relocate::relocate): Likewise.
2096 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2098 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2099 symbols from shared libraries into normal FUNC symbols.
2101 * symtab.h (Symbol): Add is_func and use it.
2103 2009-12-05 Doug Kwan <dougkwan@google.com>
2105 * arm.cc (Target_arm::arm_info): Initialize new fields
2106 attributes_section and attributes_vendor.
2107 * i386.cc (Target_i386::i386_info): Same.
2108 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2109 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2110 fields attributes_section and attributes_vendor.
2111 * sparc.cc (Target_sparc::sparc_info): Same.
2112 * target.h (Target::attributes_section, Target::attributes_vendor,
2113 Target::is_attributes_section, Target::attribute_arg_type,
2114 Target::attributes_order): New method definitions.
2115 (Target::Target_info::attributes_section,
2116 Target::Target_info::attributes_vendor): New fields.
2117 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2118 virtual method definitions.
2119 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2120 attributes_section and attributes_vendor.
2121 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2123 2009-12-05 Doug Kwan <dougkwan@google.com>
2125 * arm.cc: Update comments about interworking and stub generation.
2126 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2127 considered as non-PIC.
2128 (Arm_relocate_functions::base_abs): Fix formatting.
2129 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2130 of function to use GOT entry address instead of offset.
2131 (Target_arm::Scan::global): Issue an error if a symbol would need a
2132 PLT does not get one because it is untyped. Remove code to create
2133 dynamic symbols for relative branches.
2134 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2135 takes unsigned integer instead of boolean.
2137 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2139 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2140 (two_file_test_LDADD): Likewise.
2141 (common_test_1_LDADD): Likewise.
2142 (exception_test_LDADD) Likewise.
2143 (weak_test_LDADD): Likewise.
2144 (many_sections_test_LDADD): Likewise.
2145 (initpri1_LDADD): Likewise.
2146 (script_test_1_LDADD): Likewise.
2147 (script_test_2_LDADD): Likewise.
2148 (justsyms_LDADD): Likewise.
2149 (binary_test_LDADD): Likewise.
2150 (large_LDADD): Likewise.
2151 * testsuite/Makefile.in: Regenerated.
2153 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2155 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2156 (Symbol_table::override_with_special): Likewise.
2157 (Symbol_table::add_from_object): Likewise.
2159 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2161 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2162 Don't set the data_offset twice.
2164 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2166 * testsuite/Makefile.in: Regenerate.
2168 2009-12-03 Doug Kwan <dougkwan@google.com>
2170 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2171 (Target_arm::do_finalize_sections): Add parameter for symbol table
2172 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2173 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2174 parameter for symbol table pointer.
2175 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2176 an additional parameter for a pointer to symbol table.
2177 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2178 parameter for a symbol table pointer.
2179 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2180 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2182 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2183 parameter for a symbol table pointer.
2185 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2187 * incremental.cc (Incremental_inputs_header)
2188 (Incremental_inputs_header_write, Incremental_inputs_entry)
2189 (Incremental_inputs_entry_write): Move ...
2190 * incremental.h (Incremental_inputs_header)
2191 (Incremental_inputs_header_write, Incremental_inputs_entry)
2192 (Incremental_inputs_entry_write): here.
2194 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2196 * incremental.cc (make_sized_incremental_binary): Set the target.
2197 Error if it is incompatible.
2198 * output.h (Output_file): Add filename method.
2200 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2202 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2203 from the get_* methods.
2205 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2207 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2208 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2209 Write 0 for the data_offset of scripts.
2211 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2213 * testsuite/Makefile.am: Add the incremental_test.sh test.
2214 * testsuite/incremental_test.sh: New.
2215 * testsuite/incremental_test_1.c: New.
2216 * testsuite/incremental_test_2.c: New.
2218 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2220 * incremental-dump.cc (main): Fix typos.
2222 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2225 * incremental-dump.cc (main): Use llu to print 64 bit values.
2227 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2228 H.J. Lu <hongjiu.lu@intel.com>
2230 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2232 (incremental_dump_LDADD): Likewise.
2233 * Makefile.in: Regenerated.
2235 2009-11-25 Doug Kwan <dougkwan@google.com>
2239 2009-11-25 Doug Kwan <dougkwan@google.com>
2241 * arm.cc (Target_arm::Target_arm): Move method definition
2242 outside of class definition. Add code to handle
2243 --target1-rel, --target1-abs and --target2= options.
2244 (Target_arm::get_reloc_reloc_type): Change method to be
2245 non-static and const.
2246 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2247 New data member declaration.
2248 (Target_arm::Scan::local, Target_arm::Scan::global,
2249 Target_arm::Relocate::relocate,
2250 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2251 Adjust call to Target_arm::get_real_reloc_type.
2252 (Target_arm::get_real_reloc_type): Use command line options
2253 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2254 * options.h (--target1-rel, --target1-abs, --target2): New
2257 2009-11-25 Doug Kwan <dougkwan@google.com>
2259 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2260 class definition. Add code to handle --target1-rel, --target1-abs
2261 and --target2= options.
2262 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2264 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2266 (Target_arm::Scan::local, Target_arm::Scan::global,
2267 Target_arm::Relocate::relocate,
2268 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2269 call to Target_arm::get_real_reloc_type.
2270 (Target_arm::get_real_reloc_type): Use command line options to
2271 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2272 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2275 2009-11-25 Doug Kwan <dougkwan@google.com>
2277 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2278 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2279 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2281 (Arm_relocate_functions::thm_call): Replace body with a call to
2282 Arm_relocate_functions::thumb_branch_common.
2283 (Arm_relocate_functions::thm_jump24,
2284 Arm_relocate_functions::thm_xpc22): New method definitions.
2285 (Arm_relocate_functions::thumb_branch_common): New method definition.
2286 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2288 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2289 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2291 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2293 * Makefile.am: Build incremental-dump
2294 * Makefile.in: Regenerate.
2295 * incremental-dump.cc: New.
2296 * incremental.cc (Incremental_inputs_header_data,
2297 Incremental_inputs_entry_data): Move to incremental.h
2298 * incremental.h: (Incremental_inputs_header_data,
2299 Incremental_inputs_entry_data): Move from incremental.cc
2301 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2303 * incremental.cc (Incremental_inputs_header,
2304 Incremental_inputs_header_write, Incremental_inputs_entry,
2305 Incremental_inputs_entry_write): Add a typedef with the data type.
2307 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2309 * incremental.cc (Incremental_inputs_header,
2310 Incremental_inputs_header_write, Incremental_inputs_entry,
2311 Incremental_inputs_entry_write): Update comment about which
2312 type has the filed descriptions.
2314 2009-11-15 Doug Kwan <dougkwan@google.com>
2316 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2317 (Arm_relocate_functions::arm_branch_common): Change method defintion
2318 in class definition to a method declaration and update list of formal
2320 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2321 Arm_relocation_functions::jump24): Adjust call to
2322 Arm_relocate_functions::arm_branch_common. Update list of formal
2324 (Arm_relocate_functions::xpc25): New method definition.
2325 (Arm_relocate_functions::arm_branch_common): Move method defintion
2326 out from class definition. Use stubs for mode-switching and extending
2328 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2329 specially. Change code to enable use of stubs in ARM branches.
2331 2009-11-10 Doug Kwan <dougkwan@google.com>
2333 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2334 in method declaration.
2335 (Target_arm::relocate_stub): New method declaration.
2336 (Target_arm::default_target): Change to return a pointer instead of
2338 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2339 Target_arm::default_target.
2340 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2342 (Target_arm::relocate_section): Adjust view.
2343 (Target_arm::relocate_stub): New method definition.
2345 2009-11-10 Doug Kwan <dougkwan@google.com>
2347 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2349 * incremental.cc (open_incremental_binary): Initialized local
2350 variables to avoid warnings.
2351 * object.cc (make_elf_object): Ditto.
2352 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2355 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2358 * testsuite/plugin_test.c: Include "config.h".
2360 2009-11-09 Doug Kwan <dougkwan@google.com>
2362 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2363 (arm_symbol_value): Remove.
2364 (Arm_relocate_functions::arm_branch_common,
2365 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2366 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2367 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2368 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2369 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2370 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2371 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2372 Arm_relocate_functions::thm_mobw_abs_nc,
2373 Arm_relocate_functions::thm_mov_abs,
2374 Arm_relocate_functions::movw_prel_nc,
2375 Arm_relocate_functions::thm_movt_abs,
2376 Arm_relocate_functions::movt_prel,
2377 Arm_relocate_functions::thm_movw_prel_nc,
2378 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2379 (Target_arm::Relocate::relocate): Only decompose address into two
2380 parts if relocation type uses the thumb-bit and pass the actual
2381 bit instead of a flag indicating that the thumb-bit is used. Adjust
2382 calls to methods in Arm_relocate_functions for this change.
2384 2009-11-08 Ian Lance Taylor <iant@google.com>
2387 * reloc.cc: Instantiate
2388 Sized_relobj::initialize_input_to_output_maps and
2389 Sized_relobj:free_input_to_output_maps.
2391 2009-11-06 Ian Lance Taylor <iant@google.com>
2394 * defstd.cc (in_segment): Set only_if_ref true for "end".
2396 2009-11-06 Doug Kwan <dougkwan@google.com>
2398 * arm.cc (class Reloc_stub): Correct a comment.
2399 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2400 (Target_arm::scan_section_for_stubs): New method declaration.
2401 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2402 Change methods from private to protected.
2403 (Target_arm::do_may_relax): New method definition.
2404 (Target_arm::do_relax, Target_arm::group_sections,
2405 Target_arm::scan_reloc_for_stub,
2406 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2407 (Target_arm::arm_input_section_map_): New data member declaration.
2408 (Target_arm::scan_reloc_for_stub,
2409 Target_arm::scan_reloc_section_for_stubs,
2410 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2411 Target_arm::do_relax): New method definitions.
2413 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2415 * configure.ac: Check for (struct stat)::st_mtim
2416 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2417 * config.in: Regenerate.
2418 * configure: Regenerate.
2420 2009-11-05 Ian Lance Taylor <iant@google.com>
2423 * output.cc (Output_segment::add_output_section): Add missing
2426 2009-11-04 Ian Lance Taylor <iant@google.com>
2429 * object.h (class Object): Add is_needed and set_is_needed
2430 methods. Add is_needed_ field. Make bool fields into bitfields.
2431 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2432 defined in a dynamic object and referenced by a regular object,
2433 set is_needed for the dynamic object.
2434 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2435 if the file is marked with as_needed and it is not needed.
2437 2009-11-04 Ian Lance Taylor <iant@google.com>
2440 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2441 tags if data is discarded by linker script.
2442 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2443 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2444 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2445 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2447 2009-11-04 Ian Lance Taylor <iant@google.com>
2449 * layout.cc (Layout::get_output_section): Add is_interp and
2450 is_dynamic_linker_section parameters. Change all callers.
2451 (Layout::choose_output_section): Likewise.
2452 (Layout::make_output_section): Likewise.
2453 (Layout::add_output_section_data): Add is_dynamic_linker_section
2454 parameter. Change all callers.
2455 * layout.h (class Layout): Update declarations.
2456 * output.h (class Output_section): Add is_interp, set_is_interp,
2457 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2458 Add is_interp_, is_dynamic_linker_section_ fields. Change
2459 generate_code_fills_at_write_ to a bitfield.
2460 * output.cc (Output_section::Output_sections): Initialize new
2462 (Output_segment::add_output_section): Add do_sort parameter.
2465 2009-11-03 Ian Lance Taylor <iant@google.com>
2468 * options.h (class General_options): Add --warn-common.
2469 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2470 merging two common symbols.
2471 (Symbol_table::should_override): Handle --warn-common when merging
2472 a common symbol with a defined symbol. Use report_resolve_problem
2473 for multiple definitions.
2474 (Symbol_table::report_resolve_problem): New function.
2475 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2477 2009-11-03 Doug Kwan <dougkwan@google.com>
2479 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2481 (Target_arm::stub_factory): New method definition.
2482 (Target_arm::new_arm_input_section,
2483 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2484 Target_arm::reloc_uses_thumb_bit): New method declarations.
2485 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2486 New type definitions.
2487 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2488 member declarations.
2489 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2490 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2491 New method definitions.
2493 2009-11-03 Ian Lance Taylor <iant@google.com>
2495 * options.h (class General_options): Add --warn_constructors.
2497 2009-11-03 Ian Lance Taylor <iant@google.com>
2500 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2501 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2503 2009-11-03 Ian Lance Taylor <iant@google.com>
2506 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2507 --msgid-bugs-address.
2508 (install-pdf): New target.
2509 (install-data_yes): Look up one directory to find mkinstalldirs.
2511 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2513 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2516 2009-10-30 Doug Kwan <dougkwan@google.com>
2518 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2520 2009-10-30 Doug Kwan <dougkwan@google.com>
2522 * arm.cc (Stub_addend_reader): New struct template definition
2523 and partial specializations.
2524 (Stub_addend_reader::operator()): New method definition for a
2525 partially specialized template.
2527 2009-10-30 Doug Kwan <dougkwan@google.com>
2529 * arm.cc (Arm_relobj::processor_specific_flags): New method
2531 (Arm_relobj::do_read_symbols): New method declaration.
2532 (Arm_relobj::processor_specific_flags_): New data member declaration.
2533 (Arm_dynobj): New class definition.
2534 (Target_arm::do_finalize_sections): Add input_objects parameter.
2535 (Target_arm::do_adjust_elf_header): New method declaration.
2536 (Target_arm::are_eabi_versions_compatible,
2537 (Target_arm::merge_processor_specific_flags): New method declaration.
2538 (Target_arm::do_make_elf_object): New overloaded method definitions
2540 (Arm_relobj::do_read_symbols): New method definition.
2541 (Arm_dynobj::do_read_symbols): Ditto.
2542 (Target_arm::do_finalize_sections): Add input_objects parameters.
2543 Merge processor-specific flags from all input objects.
2544 (Target_arm::are_eabi_versions_compatible,
2545 Target_arm::merge_processor_specific_flags,
2546 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2547 New method definitions.
2548 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2549 Input_objects pointer type parameter.
2550 * layout.cc (Layout::finalize): Pass input objects to target's.
2551 finalize_sections function.
2552 * output.cc (Output_file_header::do_sized_write): Set ELF file
2553 header's processor-specific flags.
2554 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2555 Input_objects pointer type parameter.
2556 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2557 * target.h (Input_objects): New forward class declaration.
2558 (Target::processor_specific_flags,
2559 Target::are_processor_specific_flags_sect): New method definitions.
2560 (Target::finalize_sections): Add input_objects parameter.
2561 (Target::Target): Initialize processor_specific_flags_ and
2562 are_processor_specific_flags_set_.
2563 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2565 (Target::set_processor_specific_flags): New method definition.
2566 (Target::processor_specific_flags_,
2567 Target::are_processor_specific_flags_set_): New data member
2569 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2570 Input_objects pointer type parameter.
2572 2009-10-30 Doug Kwan <dougkwan@google.com>
2574 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2576 2009-10-28 Ian Lance Taylor <iant@google.com>
2578 * object.h (class Relobj): Drop options parameter from
2579 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2580 do_scan_relocs, do_relocate. Change all callers.
2581 (class Sized_relobj): Drop options parameters from
2582 do_gc_process_relocs, do_scan_relocs, do_relocate,
2583 do_relocate_sections, relocate_sections, emit_relocs_scan,
2584 emit_relocs_scan_reltype. Change all callers.
2585 (struct Relocate_info): Remove options field and all references to
2587 * reloc.h (class Read_relocs): Remove options constructor
2588 parameter and options_ field. Change all callers.
2589 (class Gc_process_relocs, class Scan_relocs): Likewise.
2590 (class Relocate_task): Likewise.
2591 * target-reloc.h (scan_relocs): Remove options parameter. Change
2593 (scan_relocatable_relocs): Likewise.
2594 * target.h (class Sized_target): Remove options parameter from
2595 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2597 * gc.h (gc_process_relocs): Remove options parameter. Change all
2599 * arm.cc: Update functions to remove options parameters.
2600 * i386.cc: Likewise.
2601 * powerpc.cc: Likewise.
2602 * sparc.cc: Likewise.
2603 * x86_64.cc: Likewise.
2604 * testsuite/testfile.cc: Likewise.
2606 2009-10-28 Doug Kwan <dougkwan@google.com>
2608 * arm.cc (Arm_relobj): New class definition.
2609 (Arm_relobj::scan_sections_for_stubs,
2610 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2611 New method definitions.
2613 2009-10-28 Cary Coutant <ccoutant@google.com>
2615 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2616 (Plugin::cleanup_done_): New member.
2617 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2618 (Plugin_manager::cleanup_done_): Remove.
2619 (Plugin_manager::add_input_file): Edit error message.
2620 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2621 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2623 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2625 * fileread.cc: (File_read::View::~View): Use the new
2626 data_ownership_ filed.
2627 (File_read::~File_read): Dispose the new whole_file_view_.
2628 (File_read::open): Mmap the whole file if needed.
2629 (File_read::open): Use whole_file_view_ instead of contents_.
2630 (File_read::find_view): Use whole_file_view_ if applicable.
2631 (File_read::do_read): Use whole_file_view_ instead of contents_.
2632 (File_read::make_view): Use whole_file_view_ instead of contents_,
2633 update File_read::View::View call.
2634 (File_read::find_or_make_view): Update File_read::View::View
2636 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2638 (File_read::View::Data_ownership): New enum.
2639 (File_read::View::View): Replace bool mapped_ with Data_ownership
2641 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2642 (File_read::View::data_ownership_): New field.
2643 (File_read::contents_): Remove (replaced by whole_file_view_).
2644 (File_read::whole_file_view_): New field.
2645 * options.h (class General_options): Add --keep-files-mapped.
2647 2009-10-27 Cary Coutant <ccoutant@google.com>
2649 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2650 * testsuite/Makefile.am (plugin_test_5): New test case.
2651 * testsuite/Makefile.in: Regenerate.
2653 2009-10-25 Doug Kwan <dougkwan@google.com>
2655 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2656 from private to protected to allow access by child class.
2657 (Sized_relobj::do_relocate_sections): New method declaration.
2658 (Sized_relobj::relocate_sections): Virtualize.
2659 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2660 Sized_relobj::relocate_sections. Instantiate template explicitly
2661 for different target sizes and endianity.
2663 2009-10-24 Doug Kwan <dougkwan@google.com>
2665 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2666 (Arm_input_section::as_arm_input_section): New method.
2667 (Arm_output_section): New class definition.
2668 (Arm_output_section::create_stub_group,
2669 Arm_output_section::group_sections): New method definitions.
2671 2009-10-22 Doug Kwan <dougkwan@google.com>
2673 * arm.cc (Arm_input_section): New class definition.
2674 (Arm_input_section::init, Arm_input_section:do_write,
2675 Arm_input_section::set_final_data_size,
2676 Arm_input_section::do_reset_address_and_file_offset): New method
2679 2009-10-21 Doug Kwan <dougkwan@google.com>
2681 * arm.cc (Stub_table, Arm_input_section): New forward class
2683 (Stub_table): New class defintion.
2684 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2685 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2686 New method definition.
2688 2009-10-21 Doug Kwan <dougkwan@google.com>
2690 * arm.cc: Update copyright comments.
2691 (Target_arm): New forward class template declaration.
2692 (Arm_address): New type.
2693 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2694 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2695 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2697 (Insn_template): Same.
2698 (DEF_STUBS): New macro.
2699 (Stub_type): New enum type.
2700 (Stub_template): New class definition.
2703 (Stub_factory): Same.
2704 (Target_arm::Target_arm): Initialize may_use_blx_ and
2705 should_force_pic_veneer_.
2706 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2707 Target_arm::should_force_pic_veneer,
2708 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2709 Target_arm::using_thumb_only, Target_arm:;default_target): New
2711 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2712 New data member declarations.
2713 (Insn_template::size, Insn_template::alignment): New method defintions.
2714 (Stub_template::Stub_template): New method definition.
2715 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2716 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2717 (Stub_factory::Stub_factory): New method definition.
2718 * gold.h (string_hash): New template.
2719 * output.h (Input_section_specifier::hash_value): Use
2721 (Input_section_specifier::string_hash): Remove.
2722 * stringpool.cc (Stringpool_template::string_hash): Use
2725 2009-10-20 Doug Kwan <dougkwan@google.com>
2727 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2728 symbols of relaxed input sections.
2729 * output.h (Output_section::find_relaxed_input_section): Make
2732 2009-10-16 Doug Kwan <dougkwan@google.com>
2734 * dynobj.cc (Versions::Versions): Initialize version_script_.
2735 Only insert base version symbol definition for a shared object
2736 if version script defines any version versions.
2737 (Versions::define_base_version): New method definition.
2738 (Versions::add_def): Check that base version is not needed.
2739 (Versions::add_need): Define base version lazily.
2740 * dynobj.h (Versions::define_base_version): New method declaration.
2741 (Versions::needs_base_version_): New data member declaration.
2742 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2743 (check_DATA): Add no_version_test.stdout.
2744 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2746 * testsuite/Makefile.in: Regenerate.
2747 * testsuite/no_version_test.c: New file.
2748 * testsuite/no_version_test.sh: Ditto.
2750 2009-10-16 Doug Kwan <dougkwan@google.com>
2752 * expression.cc (class Segment_start_expression): New class definition.
2753 (Segment_start_expression::value): New method definition.
2754 (script_exp_function_segment_start): Return a new
2755 Segment_start_expression.
2756 * gold/script-c.h (script_saw_segment_start_expression): New function
2758 * script-sections.cc (Script_sections::Script_sections): Initialize
2759 SAW_SEGMENT_START_EXPRESSION_ to false.
2760 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2761 and -Tbbs options to specify section addresses if given in
2762 command line and no SEGMENT_START expression is seen in a script.
2763 * script-sections.h (Script_sections::saw_segment_start_expression,
2764 Script_sections::set_saw_segment_start_expression): New method
2766 (Script_sections::saw_segment_start_expression_): New data member
2768 * script.cc (script_saw_segment_start_expression): New function.
2769 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2770 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2771 script_test_7.sh and script_test_8.sh.
2772 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2773 script_test_8.stdout.
2774 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2775 (script_test_6, script_test_6.stdout, script_test_7,
2776 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2777 * Makefile.in: Regenerate.
2778 * testsuite/script_test_6.sh: New file.
2779 * testsuite/script_test_6.t: Same.
2780 * testsuite/script_test_7.sh: Same.
2781 * testsuite/script_test_7.t: Same.
2782 * testsuite/script_test_8.sh: Same.
2784 2009-10-16 Doug Kwan <dougkwan@google.com>
2786 * output.cc (Output_segment::set_section_list_address): Cast
2787 expressions to unsigned long long type to avoid format warnings.
2789 2009-10-15 Ian Lance Taylor <iant@google.com>
2791 * script.cc (Script_options::add_symbol_assignment): Always add a
2792 dot assignment to script_sections_.
2793 * script-sections.cc (Script_sections::add_dot_assignment):
2794 Initialize if necessary.
2796 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2797 program headers with no load segment if there is a linker script.
2799 * layout.cc (Layout::set_segment_offsets): Align the file offset
2800 to the segment aligment for -N or -n with no load segment.
2801 * output.cc (Output_segment::add_output_section): Don't crash if
2802 the first section is a TLS section.
2803 (Output_segment::set_section_list_addresses): Print an error
2804 message if the address moves backward in a linker script.
2805 * script-sections.cc
2806 (Output_section_element_input::set_section_addresses): Don't
2807 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2808 (Orphan_output_section::set_section_addresses): Likewise.
2810 2009-10-15 Doug Kwan <dougkwan@google.com>
2812 * layout.cc (Layout::finish_dynamic_section): Generate tags
2813 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2814 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2815 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2817 2009-10-14 Ian Lance Taylor <iant@google.com>
2819 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2821 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2822 data_shdr fields of relinfo.
2823 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2824 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2825 R_386_TLS_LDO_32, adjust based on section flags.
2826 (Target_i386::Relocate::fix_up_ldo): Remove.
2828 2009-10-13 Ian Lance Taylor <iant@google.com>
2830 Add support for -pie.
2831 * options.h (class General_options): Add -pie and
2833 (General_options::output_is_position_independent): Test -pie.
2834 (General_options::output_is_executable): Return true if not shared
2835 and not relocatable.
2836 (General_options::output_is_pie): Remove.
2837 * options.cc (General_options::finalize): Reject incompatible uses
2839 * gold.cc (queue_middle_tasks): A -pie link is not static.
2840 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2841 * symtab.cc (Symbol::final_value_is_known): Return false if
2842 output_is_position_independent.
2843 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2844 output_is_position_independent.
2845 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2846 output_is_position_independent.
2847 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2848 output_is_position_independent.
2849 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2851 (basic_pie_test.o, basic_pie_test): New targets.
2852 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2853 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2854 (two_file_pie_test): New target.
2855 * testsuite/Makefile.in: Rebuild.
2856 * README: Remove note saying that -pie is not supported.
2858 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2860 * options.h (class General_options): Add -init and -fini.
2861 * layout.cc (Layout::finish_dynamic_section): Emit
2862 given init and fini functions.
2864 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2866 * gc.h (gc_process_relocs): Check if icf is enabled using new
2868 * gold.cc (queue_initial_tasks): Likewise.
2869 (queue_middle_tasks): Likewise.
2870 * object.cc (do_layout): Likewise.
2871 * symtab.cc (is_section_folded): Likewise.
2872 * main.cc (main): Likewise.
2873 * reloc.cc (Read_relocs::run): Likewise.
2874 (Sized_relobj::do_scan_relocs): Likewise.
2875 * icf.cc (is_function_ctor_or_dtor): New function.
2876 (Icf::find_identical_sections): Check if function is ctor or dtor when
2878 * options.h (General_options::icf): Change option to be an enum.
2879 (Icf_status): New enum.
2880 (icf_enabled): New method.
2881 (icf_safe_folding): New method.
2882 (set_icf_status): New method.
2883 (icf_status_): New variable.
2884 * (options.cc) (General_options::finalize): Set icf_status_.
2885 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2886 icf_test and icf_keep_unique_test to use the --icf enum flag.
2887 * testsuite/icf_safe_test.sh: New file.
2888 * testsuite/icf_safe_test.cc: New file.
2890 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2892 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2893 includes to gc.h and icf.h.
2894 * arm.cc: Include gc.h.
2895 * gold.cc: Likewise.
2896 * i386.cc: Likewise.
2897 * powerpc.cc: Likewise.
2898 * sparc.cc: Likewise.
2899 * x86_64.cc: Likewise.
2900 * gc.h: Include icf.h.
2902 2009-10-11 Ian Lance Taylor <iant@google.com>
2904 * plugin.cc: Include "gold.h" before other header files.
2906 2009-10-10 Chris Demetriou <cgd@google.com>
2908 * options.h (Input_file_argument::Input_file_type): New enum.
2909 (Input_file_argument::is_lib_): Replace with...
2910 (Input_file_argument::type_): New member.
2911 (Input_file_argument::Input_file_argument): Take Input_file_type
2912 'type' rather than boolean 'is_lib' as second argument.
2913 (Input_file_argument::is_lib): Use type_.
2914 (Input_file_argument::is_searched_file): New function.
2915 (Input_file_argument::may_need_search): Handle is_searched_file.
2916 * options.cc (General_options::parse_library): Support -l:filename.
2917 (General_options::parse_just_symbols): Update for Input_file_argument
2919 (Command_line::process): Likewise.
2920 * archive.cc (Archive::get_file_and_offset): Likewise.
2921 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2922 * script.cc (read_script_file, script_add_file): Likewise.
2923 * fileread.cc (Input_file::Input_file): Likewise.
2924 (Input_file::will_search_for): Handle is_searched_file.
2925 (Input_file::open): Likewise.
2926 * readsyms.cc (Read_symbols::get_name): Likewise.
2927 * testsuite/Makefile.am (searched_file_test): New test.
2928 * testsuite/Makefile.in: Regenerate.
2929 * testsuite/searched_file_test.cc: New file.
2930 * testsuite/searched_file_test_lib.cc: New file.
2932 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2933 Ian Lance Taylor <iant@google.com>
2935 * descriptor.cc: Include <cstdio> and "binary-io.h".
2936 (Descriptors::open): Open the files in binary mode always.
2937 * script.cc (Lex::get_token): Treat \r as whitespace.
2939 2009-10-09 Ian Lance Taylor <iant@google.com>
2941 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2943 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2944 Ian Lance Taylor <iant@google.com>
2946 * configure.ac: Check for readv function also.
2947 * fileread.cc (readv): Define if not HAVE_READV.
2948 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2950 * config.in: Regenerate.
2951 * configure: Regenerate.
2953 2009-10-09 Doug Kwan <dougkwan@google.com>
2955 * layout.cc (Layout::make_output_section): Call target hook to make
2956 ordinary output section.
2957 (Layout::finalize): Adjust parameter list of call the
2958 Target::may_relax().
2959 * layout.h (class Layout::section_list): New method.
2960 * merge.h (Output_merge_base::entsize): Change visibility to public.
2961 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2963 (Output_merge_string::do_is_string): New method.
2964 * object.cc (Sized_relobj::do_setup): renamed from
2965 Sized_relobj::set_up.
2966 * object.h (Sized_relobj::adjust_shndx,
2967 Sized_relobj::initializ_input_to_output_maps,
2968 Sized_relobj::free_input_to_output_maps): Change visibilities to
2970 (Sized_relobj::setup): Virtualize.
2971 (Sized_relobj::do_setup): New method declaration.
2972 (Sized_relobj::invalidate_section_offset,
2973 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2974 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2975 * options.cc (parse_int): New function.
2976 * options.h (parse_int): New declaration.
2977 (DEFINE_int): New macro.
2978 (stub_group_size): New option.
2979 * output.cc (Output_section::Output_section): Initialize memebers
2980 merge_section_map_, merge_section_by_properties_map_,
2981 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2982 (Output_section::add_input_section): Handled deferred code-fill
2983 generation and remove an old comment.
2984 (Output_section::add_relaxed_input_section): New method definition.
2985 (Output_section::add_merge_input_section): Use merge section by
2986 properties map to speed to search. Update merge section maps
2988 (Output_section::build_relaxation_map): New method definition.
2989 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2991 (Output_section::relax_input_section): Renamed to
2992 Output_section::convert_input_sections_to_relaxed_sections and change
2993 interface to take a vector of pointers to relaxed sections.
2994 (Output_section::find_merge_section,
2995 Output_section::find_relaxed_input_section): New method definitions.
2996 (Output_section::is_input_address_mapped,
2997 Output_section::output_offset, Output_section::output_address):
2998 Use output section data maps to speed up searching.
2999 (Output_section::find_starting_output_address): Add comments.
3000 (Output_section::do_write,
3001 Output_section::write_to_postprocessing_buffer): Do code-fill
3002 generation as appropriate.
3003 (Output_section::get_input_sections): Invalidate relaxed input section
3005 (Output_section::restore_states): Adjust type of checkpoint .
3006 Invalidate relaxed input section map.
3007 * output.h (Output_merge_base): New class declaration.
3008 (Input_section_specifier): New class defintion.
3009 (class Output_relaxed_input_section) Change base class to
3010 Output_section_data_build.
3011 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3012 base class initializer.
3013 (Output_section::add_relaxed_input_section): New method declaration.
3014 (Output_section::Input_section): Change visibility to protected.
3015 (Output_section::Input_section::relobj,
3016 Output_section::Input_section::shndx): Handle relaxed input sections.
3017 Output_section::input_sections) Change visibility to protected. Also
3018 define overload to return a non-const pointer.
3019 (Output_section::Merge_section_properties): New class defintion.
3020 (Output_section::Merge_section_by_properties_map,
3021 Output_section::Output_section_data_by_input_section_map,
3022 Output_section::Relaxation_map): New types.
3023 (Output_section::relax_input_section): Rename method to
3024 Output_section::convert_input_sections_to_relaxed_sections and change
3025 interface to take a vector of relaxed section pointers.
3026 (Output_section::find_merge_section,
3027 Output_section::find_relaxed_input_section,
3028 Output_section::build_relaxation_map,
3029 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3030 New method declarations.
3031 (Output_section::merge_section_map_
3032 Output_section::merge_section_by_properties_map_,
3033 Output_section::relaxed_input_section_map_,
3034 Output_section::is_relaxed_input_section_map_valid_,
3035 Output_section::generate_code_fills_at_write_): New data members.
3036 * script-sections.cc
3037 (Output_section_element_input::set_section_addresses): Call
3038 current_data_size and addralign methods of relaxed input sections.
3039 (Orphan_output_section::set_section_addresses): Call current_data_size
3040 and addralign methods of relaxed input sections.
3041 * symtab.cc (Symbol_table::compute_final_value): Extract template
3042 from the body of Symbol_table::sized_finalize_symbol.
3043 (Symbol_table::sized_finalized_symbol): Call
3044 Symbol_table::compute_final_value.
3045 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3046 (Symbol_table::compute_final_value): New templated method declaration.
3047 * target.cc (Target::do_make_output_section): New method defintion.
3048 * target.h (Target::make_output_section): New method declaration.
3049 (Target::relax): Add more parameters for input objects, symbol table
3050 and layout. Adjust call to do_relax.
3051 (Target::do_make_output_section): New method declaration.
3052 (Target::do_relax): Add parameters for input objects, symbol table
3055 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3057 * pread.c: Include stdio.h.
3059 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3061 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3064 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3066 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3067 Change read_shndx type to unsigned int.
3068 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3070 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3071 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3072 Change read_shndx type to unsigned int.
3073 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3075 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3076 * layout.cc (Layout::create_symtab_sections): Cast the result of
3077 local_symcount * symsize to off_t in the gold_assert.
3079 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3081 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3082 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3084 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3085 (Arm_relocate_functions::thm_abs5): New function.
3086 (Arm_relocate_functions::abs12): New function.
3087 (Arm_relocate_functions::abs16): New function.
3088 (Arm_relocate_functions::base_abs): New function.
3089 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3090 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3091 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3093 (Scan::global): Likewise.
3094 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3095 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3096 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3097 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3100 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3102 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3103 (Arm_relocate_functions::movt_prel): New function.
3104 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3105 (Arm_relocate_functions::thm_movt_prel): New function.
3106 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3107 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3108 (Scan::global, Relocate::relocate): Likewise.
3109 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3111 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3113 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3114 Incremental_checker.
3115 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3117 (class Incremental_inputs_header): New class.
3118 (Incremental_inputs_header_writer): Edit comment.
3119 (Incremental_inputs_entry): New class.
3120 (Incremental_inputs_entry_writer): Edit comment.
3121 (Sized_incremental_binary::do_find_incremental_inputs_section):
3122 Add *strtab_shndx parameter, fill it.
3123 (Sized_incremental_binary::do_check_inputs): New method.
3124 (Incremental_checker::can_incrementally_link_output_file): Use
3125 Sized_incremental_binary::check_inputs.
3126 (Incremental_inputs::report_command_line): Save command line in
3129 (Incremental_binary::find_incremental_inputs_section): New
3131 (Incremental_binary::do_find_incremental_inputs_section): Add
3132 strtab_shndx parameter.
3133 (Incremental_binary::do_check_inputs): New pure virtual method.
3134 (Sized_incremental_binary::do_check_inputs): Declare.
3135 (Incremental_checker::Incremental_checker): Add incremental_inputs
3136 parameter, use it to initialize incremental_inputs_.
3137 (Incremental_checker::incremental_inputs_): New field.
3138 (Incremental_checker::command_line): New method.
3139 (Incremental_checker::inputs): New method.
3140 (Incremental_checker::command_line_): New field.
3142 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3144 * incremental.cc: Include <cstdarg> and "target-select.h".
3145 (vexplain_no_incremental): New function.
3146 (explain_no_incremental): New function.
3147 (Incremental_binary::error): New method.
3148 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3150 (make_sized_incremental_binary): New function.
3151 (open_incremental_binary): New function.
3152 (can_incrementally_link_file): Add checks if output is ELF and has
3154 * incremental.h: Include "elfcpp_file.h" and "output.h".
3155 (Incremental_binary): New class.
3156 (Sized_incremental_binary): New class.
3157 (open_incremental_binary): Declare.
3158 * object.cc (is_elf_object): Use
3159 elfcpp::Elf_recognizer::is_elf_file.
3160 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3161 * output.h (Output_file::filesize): New method.
3163 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3165 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3167 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3168 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3170 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3172 (Arm_relocate_functions::movw_abs_nc): New function.
3173 (Arm_relocate_functions::movt_abs): New function.
3174 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3175 (Arm_relocate_functions::thm_movt_abs): New function.
3176 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3177 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3178 (Scan::global): Likewise.
3179 (Relocate::relocate): Likewise.
3180 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3182 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3184 * arm.cc (Arm_relocate_functions::got_prel) New function.
3185 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3186 (Relocate::relocate): Likewise.
3187 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3189 2009-10-06 Ian Lance Taylor <iant@google.com>
3191 * options.h (class General_options): Define
3192 split_stack_adjust_size parameter.
3193 * object.h (class Object): Add uses_split_stack_ and
3194 has_no_split_stack_ fields. Add uses_split_stack and
3195 has_no_split_stack accessor functions. Declare
3196 handle_split_stack_section.
3197 (class Reloc_symbol_changes): Define.
3198 (class Sized_relobj): Define Function_offsets. Declare
3199 split_stack_adjust, split_stack_adjust_reltype, and
3201 * object.cc (Object::handle_split_stack_section): New function.
3202 (Sized_relobj::do_layout): Call handle_split_stack_section.
3203 * dynobj.cc (Sized_dynobj::do_layout): Call
3204 handle_split_stack_section.
3205 * reloc.cc (Sized_relobj::relocate_sections): Call
3206 split_stack_adjust for executable sections in split_stack
3207 objects. Pass reloc_map to relocate_section.
3208 (Sized_relobj::split_stack_adjust): New function.
3209 (Sized_relobj::split_stack_adjust_reltype): New function.
3210 (Sized_relobj::find_functions): New function.
3211 * target-reloc.h: Include "object.h".
3212 (relocate_section): Add reloc_symbol_changes parameter. Change
3214 * target.h (class Target): Add calls_non_split method. Declare
3215 do_calls_non_split virtual method. Declare match_view and
3217 * target.cc: Include "elfcpp.h".
3218 (Target::do_calls_non_split): New function.
3219 (Target::match_view): New function.
3220 (Target::set_view_to_nop): New function.
3221 * gold.cc (queue_middle_tasks): Give an error if mixing
3222 split-stack and non-split-stack objects with -r.
3223 * i386.cc (Target_i386::relocate_section): Add
3224 reloc_symbol_changes parameter.
3225 (Target_i386::do_calls_non_split): New function.
3226 * x86_64.cc (Target_x86_64::relocate_section): Add
3227 reloc_symbol_changes parameter.
3228 (Target_x86_64::do_calls_non_split): New function.
3229 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3231 * powerpc.cc (Target_powerpc::relocate_section): Add
3232 reloc_symbol_changes parameter.
3233 * sparc.cc (Target_sparc::relocate_section): Add
3234 reloc_symbol_changes parameter.
3235 * configure.ac: Call AM_CONDITIONAL for the default target.
3236 * configure: Rebuild.
3237 * testsuite/Makefile.am (TEST_AS): New variable.
3238 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3239 (check_DATA): Add split_i386 and split_x86_64 files.
3240 (SPLIT_DEFSYMS): Define.
3241 (split_i386_[1234n].o): New targets.
3242 (split_i386_[124]): New targets.
3243 (split_i386_[1234r].stdout): New targets.
3244 (split_x86_64_[1234n].o): New targets.
3245 (split_x86_64_[124]): New targets.
3246 (split_x86_64_[1234r].stdout): New targets.
3247 (MOSTLYCLEANFILES): Add new executables.
3248 * testsuite/split_i386.sh: New file.
3249 * testsuite/split_x86_64.sh: New file.
3250 * testsuite/split_i386_1.s: New file.
3251 * testsuite/split_i386_2.s: New file.
3252 * testsuite/split_i386_3.s: New file.
3253 * testsuite/split_i386_4.s: New file.
3254 * testsuite/split_i386_n.s: New file.
3255 * testsuite/split_x86_64_1.s: New file.
3256 * testsuite/split_x86_64_2.s: New file.
3257 * testsuite/split_x86_64_3.s: New file.
3258 * testsuite/split_x86_64_4.s: New file.
3259 * testsuite/split_x86_64_n.s: New file.
3260 * testsuite/testfile.cc (Target_test): Update relocation_section
3262 * testsuite/Makefile.in: Rebuild.
3264 2009-10-06 Ian Lance Taylor <iant@google.com>
3266 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3267 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3268 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3269 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3270 the address on ldo_addrs_.
3271 (Target_i386::Relocate::fix_up_ldo): New function.
3273 2009-10-06 Rafael Espindola <espindola@google.com>
3275 * plugin.cc (add_input_library): New.
3276 (Plugin::load): Add add_input_library to tv.
3277 (Plugin_manager::add_input_file): Add the is_lib argument.
3278 (add_input_file): Update call to Plugin_manager::add_input_file.
3279 (add_input_library): New.
3280 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3282 2009-09-30 Doug Kwan <dougkwan@google.com>
3284 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3285 symbol and call Symbol::may_need_copy_reloc to determine if
3286 a copy reloc is needed.
3287 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3288 nocopyreloc is given in command line.
3289 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3290 given in command line.
3291 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3292 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3293 of the removed Target_i386::may_need_copy_reloc.
3294 * options.h (copyreloc): New option with default value false.
3295 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3296 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3297 instead of the removed Target_powerpc::may_need_copy_reloc.
3298 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3299 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3300 instead of the removed Target_sparc::may_need_copy_reloc.
3301 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3302 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3303 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3304 instead of the removed Target_x86_64::may_need_copy_reloc.
3306 2009-09-30 Ian Lance Taylor <iant@google.com>
3308 * object.h (class Object): Remove target_ field, and target,
3309 sized_target, and set_target methods.
3310 (Object::sized_target): Remove.
3311 (class Sized_relobj): Update declarations. Remove sized_target.
3312 * object.cc (Sized_relobj::setup): Remove target parameter.
3314 (Input_objects::add_object): Don't do anything with the target.
3315 (make_elf_sized_object): Add punconfigured parameter. Change all
3316 callers. Set or test parameter target.
3317 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3319 * parameters.cc (Parameters::set_target): Change parameter type to
3321 (Parameters::default_target): Remove.
3322 (set_parameters_target): Change parameter type to be non-const.
3323 (parameters_force_valid_target): New function.
3324 (parameters_clear_target): New function.
3325 * parameters.h (class Parameters): Update declarations. Remove
3326 default_target method. Add sized_target and clear_target
3327 methods. Change target_ to be non-const.
3328 (set_parameters_target): Update declaration.
3329 (parameters_force_valid_target): Declare.
3330 (parameters_clear_target): Declare.
3331 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3332 as NULL if we aren't searching.
3333 (Add_symbols::run): Don't check for compatible target.
3334 * fileread.cc (Input_file::open_binary): Call
3335 parameters_force_valid_target.
3336 * gold.cc (queue_middle_tasks): Likewise.
3337 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3338 set_target on object.
3339 * dynobj.h (class Sized_dynobj): Update declarations.
3340 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3341 make_elf_object returns NULL.
3342 (Archive::include_member): Don't check whether object target is
3344 * output.cc (Output_section::add_input_section): Get target from
3346 (Output_section::relax_input_section): Likewise.
3347 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3349 (Sized_relobj::do_scan_relocs): Likewise.
3350 (Sized_relobj::relocate_sections): Likewise.
3351 * resolve.cc (Symbol_table::resolve): Likewise.
3352 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3353 parameter. Change all callers.
3354 (Symbol_table::add_from_object): Get target from parameters.
3355 (Symbol_table::add_from_relobj): Don't check object target.
3356 (Symbol_table::add_from_dynobj): Likewise.
3357 (Symbol_table::define_special_symbol): Get target from
3359 * symtab.h (class Symbol_table): Update declaration.
3360 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3361 parameter. Change all callers. Clear parameter target.
3362 (Binary_test): Test target here.
3363 * testsuite/object_unittest.cc (gold_testsuite): Remove
3364 target_test_pointer parameter. Change all callers.
3365 (Object_test): Test target here.
3367 2009-09-26 Ian Lance Taylor <iant@google.com>
3369 * testsuite/initpri1.c: Don't try to use constructor priorities if
3370 compiling with gcc before 4.3.
3372 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3374 * testsuite/retain_symbols_file_test.sh (check_present): Change
3375 output file name to retain_symbols_file_test.stdout.
3376 (check_absent): Likewise.
3378 2009-09-18 Craig Silverstein <csilvers@google.com>
3380 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3381 * options.cc: Include <cerrno> and <fstream>.
3382 (General_options::finalize): Parse -retain-symbols-file tag.
3383 * options.h: New flag.
3384 (General_options): New method should_retain_symbol, new
3385 variable symbols_to_retain.
3386 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3387 should_retain_symbol map.
3388 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3389 * testsuite/Makefile.in: Regenerate.
3390 * testsuite/retain_symbols_file_test.sh: New file.
3392 2009-09-18 Nick Clifton <nickc@redhat.com>
3394 * po/es.po: Updated Spanish translation.
3396 2009-09-17 Doug Kwan <dougkwan@google.com>
3398 * debug.h (DEBUG_RELAXATION): New constant.
3399 (DEBUG_ALL): Add DEBUG_RELAXATION.
3400 (debug_string_to_enum): Add relaxation debug option.
3402 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3403 Layout::Relaxation_debug_check::read_sections,
3404 Layout::Relaxation_debug_check::read_sections): New method definitions.
3405 (Layout::Layout): Initialize data members
3406 record_output_section_data_from_scrips_,
3407 script_output_section_data_list_ and relaxation_debug_check_.
3408 (Layout::save_segments, Layout::restore_segments,
3409 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3410 Layout::relaxation_loop_body): New method definitions.
3411 (Layout::finalize): Support relaxation. Move section layout code to
3412 Layout::relaxation_loop_body.
3413 (Layout::set_asection_address_from_script): Move code for orphan
3414 section placement out.
3415 (Layout::place_orphan_sections_in_script): New method definition.
3416 * layout.h (Output_segment_headers, Output_file_header):
3417 New forward class declarations.
3418 (Layout::~Layout): Define.
3419 (Layout::new_output_section_data_from_script): New method definition.
3420 (Layout::place_orphan_sections_in_script): New method declaration.
3421 (Layout::Segment_states): New type declaration.
3422 (Layout::save_segments, Layout::restore_segments,
3423 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3424 Layout::relaxation_loop_body): New method declarations.
3425 (Layout::Output_section_data_list): New type declaration.
3426 (Layout::Relaxation_debug_check): New class definition.
3427 (Layout::record_output_section_data_from_script_,
3428 Layout::script_output_section_data_list_, Layout::segment_states_,
3429 Layout::relaxation_debug_check_): New data members.
3430 * output.cc: (Output_section_headers::do_size): New method definition.
3431 (Output_section_headers::Output_section_headers): Move size
3432 computation to Output_section_headers::do_size.
3433 (Output_segment_headers::do_size): New method definition.
3434 (Output_file_header::Output_file_header): Move size computation to
3435 Output_file_header::do_size and call it.
3436 (Output_file_header::do_size): New method definition.
3437 (Output_data_group::Output_data_group): Adjust call to
3438 Output_section_data.
3439 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3440 (Output_symtab_xindex::do_write): Add array bound check.
3441 (Output_section::Input_section::print_to_mapfile): Handle
3442 RELAXED_INPUT_SECTION_CODE.
3443 (Output_section::Output_section): Initialize data member checkpoint_.
3444 (Output_section::~Output_section): Delete checkpoint object pointed
3446 (Output_section::add_input_section): Always add an Input_section if
3448 (Output_section::add_merge_input_section): Add assert.
3449 (Output_section::relax_input_section): New method definition.
3450 (Output_section::set_final_data_size): Set load address to zero for
3451 an unallocated section.
3452 (Output_section::do_address_and_file_offset_have_reset_values):
3453 New method definition.
3454 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3455 Handle relaxed input section.
3456 (Output_section::sort_attached_input_sections): Checkpoint input
3457 section list lazily.
3458 (Output_section::get_input_sections): Change type of input_sections to
3459 list of Simple_input_section pointers. Checkpoint input section list
3460 lazily. Also handle relaxed input sections.
3461 (Output_section::add_input_section_for_script): Take a reference to
3462 a Simple_input_section object instead of Relobj pointer and section
3463 index as parameter. Handle relaxed input sections.
3464 (Output_section::save_states, Output_section::restore_states): New
3466 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3467 (Output_data::is_data_size_fixed): New method definition.
3468 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3470 (Output_data::address_and_file_offset_have_reset_values): New method
3472 (Output_data::do_address_and_file_offset_have_reset_values): New method
3474 (Output_data::set_data_size): Check that data size is not fixed.
3475 (Output_data::fix_data_size): New method definition.
3476 (Output_data::is_data_size_fixed_): New data member.
3477 (Output_section_headers::set_final_data_size): New method definition.
3478 (Output_section_headers::do_size): New method declaration.
3479 (Output_segment_headers::set_final_data_size): New method definition.
3480 (Output_segment_headers::do_size): New method declaration.
3481 (Output_file_header::set_final_data_size)::New method definition.
3482 (Output_file_header::do_size)::New method declaration.
3483 (Output_section_data::Output_section_data): Add new parameter
3484 is_data_size_fixed and use it to fix data size.
3485 (Output_data_const::Output_data_const): Adjust call to base class
3486 constructor and fix data size.
3487 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3488 base class constructor and fix data size.
3489 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3490 base class constructor and fix data size.
3491 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3492 class constructor and fix data size.
3493 (Output_data_group::set_final_data_size): New method definition.
3494 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3495 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3496 class constructor and fix data size.
3497 (Output_relaxed_input_section): New class definition.
3498 (Output_section::Simple_input_section): New class definition.
3499 (Output_section::get_input_sections): Adjust parameter list.
3500 (Output_section::add_input_section_for_script): Same.
3501 (Output_section::save_states, Output_section::restore_states,
3502 Output_section::do_address_and_file_offset_have_reset_values,
3503 (Output_section::Input_section::Input_section): Handle
3504 RELAXED_INPUT_SECTION_CODE. Add new overload for
3505 Output_relaxed_input_section.
3506 (Output_section::Input_section::is_input_section,
3507 Output_section::Input_section::set_output_section): Handle relaxed
3509 (Output_section::Input_section::is_relaxed_input_section,
3510 Output_section::Input_section::output_section_data,
3511 Output_section::Input_section::relaxed_input_section): New method
3513 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3515 (Output_section::Input_section::u1_): Update comments.
3516 (Output_section::Input_section::u2_): Add new union member poris.
3517 (Output_section::Checkpoint_output_section): New classs definition.
3518 (Output_section::relax_input_section): New method declaration.
3519 (Output_section::checkpoint_): New data member.
3520 (Output_segment): Update comments.
3521 (Output_segment::Output_segment): Un-privatize copy constructor.
3522 (Output_segment::operator=): Un-privatize.
3523 * script-sections.cc (Output_section_element::Input_section_list):
3524 Change element type to Output_section::Simple_input_section.
3525 (Output_section_element_dot_assignment::set_section_addresses):
3526 Register output section data for relaxation clean up.
3527 (Output_data_exression::Output_data_expression): Adjust call to base
3528 constructor to fix data size.
3529 (Output_section_element_data::set_section_addresses): Register
3530 Output_data_expression object for relaxation clean up.
3531 (struct Input_section_info): Replace Relobj pointer and section index
3532 pair with Output_section::Simple_input_section and Convert struct to a
3534 (Input_section_sorter::operator()): Adjust access to
3535 Input_section_info data member to use accessors.
3536 (Output_section_element_input::set_section_addresses): Use layout
3537 parameter. Adjust code to use Output_section::Simple_input_section
3538 and Input_secction_info classes. Register filler for relaxation
3540 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3541 and section index pair with Output_section::Simple_input_section
3542 class. Adjust code accordingly.
3543 (Phdrs_element::release_segment): New method definition.
3544 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3546 (Script_sections::release_segments): New method definition.
3547 * gold/script-sections.h (Script_sections::release_segments): New
3549 * gold/target.h (Target::may_relax, Target::relax,
3550 Target::do_may_relax, Target::do_relax): New method definitions.
3552 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3554 * arm.cc (has_signed_unsigned_overflow): New function.
3555 (Arm_relocate_functions::abs8): New function.
3556 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3557 (Target_arm::Scan::global): Likewise.
3558 (Target_arm::relocate::relocate): Likewise.
3559 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3562 2009-09-16 Cary Coutant <ccoutant@google.com>
3564 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3565 * testsuite/Makefile.in: Regenerate.
3567 2009-09-11 Nick Clifton <nickc@redhat.com>
3569 * po/gold.pot: Updated by the Translation project.
3571 2009-09-08 Cary Coutant <ccoutant@google.com>
3573 * output.cc (Output_file::open): Add execute permission to empty file.
3574 * testsuite/Makefile.am (permission_test): New test.
3575 * testsuite/Makefile.in: Regenerate.
3577 2009-09-02 Ian Lance Taylor <iant@google.com>
3579 * output.cc (Output_file::resize): Call map_no_anonymous rather
3582 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3584 * gold.cc: Include "incremental.h".
3585 (queue_initial_tasks): Call Incremental_checker methods.
3586 * incremental.cc: Include "output.h".
3587 (Incremental_checker::can_incrementally_link_output_file): New
3589 * incremental.h (Incremental_checker): New class.
3591 * output.cc (Output_file::open_for_modification): New method.
3592 (Output_file::map_anonymous): Changed return type to bool. Record
3594 (Output_file::map_no_anonymous): New method, broken out of map.
3595 (Output_file::map): Use map_no_anonymous and map_anonymous.
3596 * output.h (class Output_file): Update declarations.
3598 2009-08-24 Cary Coutant <ccoutant@google.com>
3600 * options.h (Command_line::Pre_options): New class.
3601 (Command_line::pre_options): New member.
3602 * options.cc (gold::options::ready_to_register): New variable.
3603 (One_option::register_option): Do nothing if not registering options.
3604 Assert if same short option registered twice.
3605 (General_options::General_options): Turn off option registration when
3607 (Command_line::Pre_options::Pre_options): New constructor.
3609 2009-08-24 Cary Coutant <ccoutant@google.com>
3611 * options.h (General_options::no_keep_memory): Remove incorrect
3614 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3616 * Makefile.am (am__skiplex, am__skipyacc): New.
3617 * Makefile.in: Regenerate.
3619 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3621 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3622 (INCLUDES): ... this.
3623 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3624 (AM_CPPFLAGS): Renamed from ...
3625 (INCLUDE): ... this.
3626 * Makefile.in, testsuite/Makefile.in: Regenerate.
3628 * Makefile.in: Regenerate.
3629 * aclocal.m4: Likewise.
3630 * config.in: Likewise.
3631 * configure: Likewise.
3632 * testsuite/Makefile.in: Likewise.
3634 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3635 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3636 * Makefile.in: Regenerate.
3637 * testsuite/Makefile.in: Regenerate.
3639 2009-08-19 Cary Coutant <ccoutant@google.com>
3641 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3642 symbols in shared libraries overridden by hidden or internal symbols
3643 in the main program.
3645 2009-08-19 Chris Demetriou <cgd@google.com>
3647 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3648 checking source file names in error messages.
3650 2009-08-18 Doug Kwan <dougkwan@google.com>
3652 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3653 an elcpp::Ehdr as parameter. Adjust call to set_target.
3654 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3655 an elfcpp::Ehdr as parameter.
3656 * object.cc (Object::set_target): Remove the version that looks up
3657 a target and sets it.
3658 (Sized_relobj::setup): Take a Target object instead of
3659 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3660 (make_elf_sized_object): Find target and ask target to
3662 * object.h: (Object::set_target): Remove the version that looks up
3663 a target and sets it.
3664 (Sized_relobj::setup): Take a Target object instead of
3665 an elfcpp:Ehdr as parameter.
3666 * target.cc: Include dynobj.h.
3667 (Target::do_make_elf_object_implementation): New.
3668 (Target::do_make_elf_object): New.
3669 * target.h (Target::make_elf_object): New template declaration.
3670 (Target::do_make_elf_object): New method declarations.
3671 (Target::do_make_elf_object_implementation): New template declaration.
3673 2009-08-14 Ian Lance Taylor <iant@google.com>
3675 * gold.h (FUNCTION_NAME): Define.
3676 (gold_unreachable): Use FUNCTION_NAME.
3678 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3680 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3681 symbol in the --keep-unique list is not found.
3683 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3685 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3686 been maked as --keep-unique.
3687 (Icf::unfold_section): New function.
3688 * icf.h (Icf::unfold_section): New function.
3689 * options.h (General_options::keep_unique): New option.
3690 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3691 * testsuite/Makefile.in: Regenerate.
3692 * testsuite/icf_keep_unique_test.sh: New file.
3693 * testsuite/icf_keep_unique_test.cc: New file.
3695 2009-08-12 Cary Coutant <ccoutant@google.com>
3698 * resolve.cc (Symbol_table::resolve): Check for references from
3699 dynamic objects to hidden and internal symbols.
3700 * testsuite/Makefile.am (hidden_test.sh): New test.
3701 * testsuite/Makefile.in: Regenerate.
3702 * testsuite/hidden_test.sh: New script.
3703 * testsuite/hidden_test_1.c: New test source.
3704 * testsuite/hidden_test_main.c: New test source.
3706 2009-08-11 Doug Kwan <dougkwan@google.com>
3708 * arm.cc: Update comments.
3709 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3710 segment to locate the .ARM.exidx section if present.
3712 2009-08-09 Doug Kwan <dougkwan@google.com>
3714 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3717 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3718 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3721 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3723 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3724 valid tls_segment only for non-debug-section relocations.
3725 * testsuite/Makefile.am: Add gc_tls_test.
3726 * testsuite/Makefile.in: Regenerate.
3727 * testsuite/gc_tls_test.cc: New file.
3728 * testsuite/gc_tls_test.sh: New file.
3730 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3734 * Makefile.am (CCFILES): Add icf.cc.
3736 * Makefile.in: Regenerate.
3737 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3738 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3739 section, symbol and addend information for the relocs.
3740 * gold.cc (queue_middle_tasks): Call identical code folding.
3741 * gold.h: Add defines for multimap.
3742 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3743 to the call of finalize_local_symbols.
3744 * main.cc (main): Create object of class Icf.
3745 * object.cc (Sized_relobj::do_layout): Allow this function to be
3746 called twice during icf.
3747 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3748 to sections marked as identical by icf.
3749 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3751 (Sized_relobj::do_section_entsize): New function.
3752 * object.h (Object::section_entsize): New function.
3753 (Object::do_section_entsize): New pure virtual function.
3754 (Relobj::finalize_local_symbols): Add new parameter.
3755 (Relobj::do_section_entsize): New function.
3756 * options.h (General_options::icf): New option.
3757 (General_options::icf_iterations): New option.
3758 (General_options::print_icf_sections): New option.
3759 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3760 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3761 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3763 * symtab.cc (Symbol_table::is_section_folded): New function.
3764 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3765 to sections marked as identical by icf.
3766 * symtab.h (Symbol_table::set_icf): New function.
3767 (Symbol_table::icf): New function.
3768 (Symbol_table::is_section_folded): New function.
3769 (Symbol_table::icf_): New data member.
3770 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3771 * testsuite/Makefile.am: Add commands to build icf_test.
3772 * testsuite/Makefile.in: Regenerate.
3773 * testsuite/icf_test.sh: New file.
3774 * testsuite/icf_test.cc: New file.
3776 2009-07-24 Chris Demetriou <cgd@google.com>
3778 * layout.cc (is_compressible_debug_section): Fix incorrect
3779 comment about compressed section names.
3781 2009-07-20 Ian Lance Taylor <ian@airs.com>
3784 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3786 2009-07-16 Ian Lance Taylor <iant@google.com>
3789 * layout.h: #include <map>.
3790 (class Kept_section): Change from struct to class. Add accessors
3791 and setters. Add section size to Comdat_group mapping. Change
3792 Comdat_group to std::map. Add is_comdat_ field. Add
3793 linkonce_size field in union.
3794 (class Layout): Update declaration of find_or_add_kept_section.
3795 Don't declare find_kept_object.
3796 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3797 parameter. Add object, shndx, is_comdat, and is_group_name
3798 parameters. Change all callers. Adjust for new Kept_section.
3799 (Layout::find_kept_object): Remove.
3800 * object.cc (Sized_relobj::include_section_group): Update use of
3801 Kept_section. Rename secnum to shndx. Only record
3802 Kept_comdat_section if sections are the same size.
3803 (Sized_relobj::include_linkonce_section): Update use of
3804 Kept_section. Only record Kept_comdat_section if sections are the
3805 same size. Set size of linkonce section.
3806 (Sized_relobj::map_to_kept_section): Update call to
3807 get_kept_comdat_section.
3808 * object.h (class Sized_relobj): Rename fields in
3809 Kept_comdat_section to drop trailing underscores; change object
3810 field to Relobj*. Change Kept_comdat_section_table to store
3811 struct rather than pointer.
3812 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3813 Add kept_object and kept_shndx parameters. Change all callers.
3814 (Sized_relobj::get_kept_comdat_section): Change return type to
3815 bool. Add kept_object and kept_shndx parameters. Change all
3817 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3818 Layout::find_or_add_kept_section.
3820 2009-07-09 Ian Lance Taylor <iant@google.com>
3822 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3823 Reserve space in the hash table.
3825 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3827 * fileread.cc (File_read::get_mtime): New method.
3828 * fileread.h (Timespec): New structure.
3829 (File_read::get_mtime): New method.
3830 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3831 Renamed from timestamp_nsec.
3832 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3834 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3836 (Incremental_inputs::report_archive): Save mtime; style fix.
3837 (Incremental_inputs::report_obejct): Save mtime; style fix.
3838 (Incremental_inputs::report_script): Save mtime; style fix.
3839 (Incremental_inputs::finalize_inputs): Style fix.
3840 (Incremental_inputs::finalize): Style fix.
3841 (Incremental_inputs::create_input_section_data): Store inputs
3843 * incremental.h (Incremental_inputs::report_script): Add mtime
3845 (Incremental_inputs::Input_info::Input_info): Intialize only one
3847 (Incremental_inputs::Input_info::archive): Move to nameless
3849 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3850 (Incremental_inputs::Input_info::script): Move to nameless union.
3851 (Incremental_inputs::mtime): New field.
3852 * script.cc (read_input_script): Pass file mtime to
3854 * script.h (Script_info::inputs): Style fix.
3856 2009-07-01 Ian Lance Taylor <ian@airs.com>
3858 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3861 2009-06-24 Ian Lance Taylor <iant@google.com>
3864 * layout.cc (Layout::choose_output_section): If we find an
3865 existing section, update the flags.
3866 (Layout::create_notes): New function, broken out of
3868 (Layout::finalize): Don't create note sections.
3869 (Layout::create_note): Don't crash if linker script discards
3871 (Layout::create_gold_note): Likewise.
3872 (Layout::create_build_id): Likewise. Don't set
3873 after_input_sections on the section.
3874 (Layout::create_executable_stack_info): Remove target parameter.
3876 * layout.h (class Layout): Declare create_notes. Update
3877 declaration of create_executable_stack_info.
3878 * gold.cc (queue_middle_tasks): Call create_notes.
3879 * output.cc (Output_section::update_flags_for_input_section): Move
3880 here from output.h. If SHF_ALLOC flag is newly set, mark address
3882 * output.h (Output_data::mark_address_invalid): New function.
3883 (class Output_section): Only declare, not define,
3884 update_flags_for_input_section. Remove set_flags.
3886 2009-06-24 Ian Lance Taylor <iant@google.com>
3888 * script-sections.cc (Output_section_definition::
3889 set_section_addresses): Rename shadowing local load_address to
3892 2009-06-24 Ian Lance Taylor <iant@google.com>
3895 * reloc.cc (relocate_sections): Skip empty relocation sections.
3897 2009-06-23 Ian Lance Taylor <iant@google.com>
3900 * layout.cc (Layout::create_note): Use choose_output_section
3901 rather than make_output_section.
3903 2009-06-23 Ian Lance Taylor <iant@google.com>
3906 * options.cc (General_options::parse_V): Set printed_version_.
3907 (General_options::General_options): Initialize printed_version_.
3908 * options.h (class General_options): Add printed_version_ field.
3909 * gold.cc (queue_initial_tasks): If there are no input files,
3910 don't give a fatal error if we printed the version information.
3911 (queue_middle_tasks): If using -r with a shared object, give a
3912 fatal error rather than an ordinary error.
3914 2009-06-23 Ian Lance Taylor <iant@google.com>
3917 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3918 (Layout::make_output_section): Set have_stabstr_section_ if we see
3919 a .stab*str section.
3920 (Layout::finalize): Call link_stabs_sections.
3921 (Layout::link_stabs_sections): New file.
3922 * layout.h (class Layout): Add have_stabstr_section_ field.
3923 Declare link_stabs_sections.
3925 2009-06-23 Doug Kwan <dougkwan@google.com>
3927 * Makefile.am (libgold_a_LIBADD): New.
3928 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3929 * Makefile.in: Regenerate.
3930 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3931 * configure: Regenerate.
3932 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3933 * fileread.cc: Include sys/state.h
3934 * gold.h: Declare memmem and strndup if found missing.
3935 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3937 2009-06-23 Ian Lance Taylor <iant@google.com>
3939 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3940 * configure: Rebuild.
3942 2009-06-23 Ian Lance Taylor <iant@google.com>
3945 * object.cc (Object::section_contents): Don't try to get a view if
3946 the section has length zero.
3947 (Object::handle_gnu_warning_section): If the section is empty, use
3948 the name of the section as the warning.
3950 2009-06-23 Ian Lance Taylor <iant@google.com>
3953 * stringpool.h (class Stringpool_template): Add optimize_ field.
3954 (Stringpool_template::set_optimize): New function.
3955 * stringpool.cc (Stringpool_template::Stringpool_template):
3956 Initialize optimize_ field.
3957 (Stringpool_template::set_string_offsets): Test local optimize
3958 fild rather than parameter.
3959 * layout.cc (Layout::Layout): Call set_optimize on the section
3962 2009-06-22 Ian Lance Taylor <iant@google.com>
3965 * yyscript.y: Parse TARGET.
3966 * script.cc (script_set_target): New function.
3967 * script-c.h (script_set_target): Declare.
3968 * options.cc (General_options::string_to_object_format): Rename
3969 from string_to_object_format in anonymous namespace. Change
3971 * options.h (class General_options): Declare
3972 string_to_object_format.
3974 2009-06-22 Ian Lance Taylor <iant@google.com>
3976 * script-sections.cc (Script_sections::create_segments): Don't put
3977 program headers in a PT_LOAD segment if -n or -N.
3979 2009-06-22 Ian Lance Taylor <iant@google.com>
3982 * options.h (class General_options): Add -z lazy and -z now. Sort
3983 -z options into alphabetical order.
3984 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3986 2009-06-21 Ian Lance Taylor <iant@google.com>
3988 * layout.cc (Layout::make_output_section): Call
3989 Target::new_output_section.
3990 (Layout::attach_allocated_section_to_segment): Put large section
3991 sections in a separate load segment with the large segment flag
3993 (Layout::segment_precedes): Sort large data segments after other
3995 (align_file_offset): New static function.
3996 (Layout::set_segment_offsets): Use align_file_offset.
3997 * output.h (class Output_section): Add is_small_section_ and
3998 is_large_section_ fields.
3999 (Output_section::is_small_section): New function.
4000 (Output_section::set_is_small_section): New function.
4001 (Output_section::is_large_section): New function.
4002 (Output_section::set_is_large_section): New function.
4003 (Output_section::is_large_data_section): New function.
4004 (class Output_segment): Add is_large_data_segment_ field.
4005 (Output_segment::is_large_data_segment): New function.
4006 (Output_segment::set_is_large_data_segment): New function.
4007 * output.cc (Output_section::Output_section): Initialize new
4009 (Output_segment::Output_segment): Likewise.
4010 (Output_segment::add_output_section): Add assertion that large
4011 data sections always go in large data segments. Force small data
4012 sections to the end of the list of data sections. Force small BSS
4013 sections to the start of the list of BSS sections. For large BSS
4014 sections to the end of the list of BSS sections.
4015 * symtab.h (class Symbol): Declare is_common_shndx.
4016 (Symbol::is_defined): Check Symbol::is_common_shndx.
4017 (Symbol::is_common): Likewise.
4018 (class Symbol_table): Define enum Commons_section_type. Update
4019 declarations. Add small_commons_ and large_commons_ fields.
4020 * symtab.cc (Symbol::is_common_shndx): New function.
4021 (Symbol_table::Symbol_table): Initialize new fields.
4022 (Symbol_table::add_from_object): Put small and large common
4023 symbols in the right list.
4024 (Symbol_table::sized_finalized_symbol): Check
4025 Symbol::is_common_shndx.
4026 (Symbol_table::sized_write_globals): Likewise.
4027 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4028 common symbol lists. Don't call do_allocate_commons_list if the
4030 (Symbol_table::do_allocate_commons_list): Remove is_tls
4031 parameter. Add comons_section_type parameter. Change all
4032 callers. Handle small and large common symbols.
4033 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4034 Symbol::is_common_shndx.
4035 * resolve.cc (symbol_to_bits): Likewise.
4036 * target.h (Target::small_common_shndx): New function.
4037 (Target::small_common_section_flags): New function.
4038 (Target::large_common_shndx): New function.
4039 (Target::large_common_section_flags): New function.
4040 (Target::new_output_section): New function.
4041 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4042 small_common_section_flags, and large_common_section_flags
4044 (Target::do_new_output_section): New virtual function.
4045 * arm.cc (Target_arm::arm_info): Initialize new fields.
4046 * i386.cc (Target_i386::i386_info): Likewise.
4047 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4049 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4050 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4051 (Target_x86_64::do_new_output_section): New function.
4052 * configure.ac: Define conditional MCMODEL_MEDIUM.
4053 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4054 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4055 (large_LDFLAGS): Define.
4056 * testsuite/large.c: New file.
4057 * testsuite/testfile.cc (Target_test::test_target_info):
4058 Initialize new fields.
4059 * configure, testsuite/Makefile.in: Rebuild.
4061 2009-06-05 Doug Kwan <dougkwan@google.com>
4063 * Makefile.am (CCFILES): Add target.cc.
4064 * Makefile.in: Regenerate.
4065 * i386.cc (class Target_i386): Define new virtual method to
4066 override do_is_local_label_name in parent.
4067 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4068 local symbols if --discard-locals or -X is given.
4069 * options.h (class General_options): Declare new options
4070 '--discard-locals' and '-X' for discarding locals.
4071 * target.h (class Target): Define new methods is_local_label_name.
4072 Declare new virtual method do_is_local_label_name.
4073 * target.cc: New file.
4074 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4075 (check_SCRIPTS): Add discard_locals_test.sh.
4076 (check_DATA): Add discard_local_tests.syms.
4077 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4078 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4079 * testsuite/Makefile.in: Regenerate.
4080 * testsuite/discard_locals_test.c: New file.
4081 * testsuite/discard_locals_test.sh: Same.
4083 2009-06-05 Doug Kwan <dougkwan@google.com>
4085 * object.cc (Sized_relobj::Sized_relobj): Initialize
4086 discarded_eh_frame_shndx_ to -1U.
4087 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4089 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4090 a discarded .eh_frame section.
4091 (Sized_relobj::do_finalize_local_symbols): Ditto.
4092 * object.h (class Sized_relobj): Declare new member
4093 discarded_eh_frame_shndx_.
4094 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4095 (local_labels_test.o, local_labels_test): New rules.
4096 * testsuite/Makefile.in: Regenerate.
4098 2009-06-04 Doug Kwan <dougkwan@google.com>
4100 * layout.cc (Layout::section_name_mapping): Add mapping for
4101 special ARM sections.
4103 2009-06-03 Doug Kwan <dougkwan@google.com>
4105 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4106 (utils::has_overflow): Same.
4108 2009-06-03 Ian Lance Taylor <iant@google.com>
4110 * layout.cc (Layout::section_name_mapping): New array, replacing
4111 Layout::linkonce_mapping.
4112 (Layout::section_name_mapping_count): New variable, replacing
4113 Layout::linkonce_mapping_count.
4114 (Layout::linkonce_output_name): Remove.
4115 (Layout::output_section_name): Rewrite.
4116 * layout.h (class Layout): Rename Linkonce_mapping to
4117 Section_name_mapping, linkonce_mapping to section_name_mapping,
4118 linkonce_mapping_count to section_name_mapping_count. Don't
4119 declare linkonce_output_name.
4121 2009-06-03 Doug Kwan <dougkwan@google.com>
4123 * gold/arm.cc (namespace utils): New.
4124 (Target_arm::reloc_is_non_pic): Define new method.
4125 (class Arm_relocate_functions): New.
4126 (Target_arm::Relocate::relocate): Handle relocation types used by
4129 2009-06-03 Ian Lance Taylor <iant@google.com>
4131 * arm.cc (Target_arm::scan::global): Use || instead of |.
4133 2009-06-02 Doug Kwan <dougkwan@google.com>
4135 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4136 issued_non_pic_error_.
4137 (class Target_arm::Scan): Declare new method check_non_pic.
4138 Define new method symbol_needs_plt_entry.
4139 Declare new data member issued_non_pic_error_.
4140 (class Target_arm::Relocate): Declare new method
4141 should_apply_static_reloc.
4142 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4143 (Target_arm::Scan::check_non_pic): Define new method.
4144 (Target_arm::Scan::local): Handle a small subset of reloc types used
4146 (Target_arm::Scan::local): Same.
4147 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4149 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4151 * incremental.cc (Incremental_inputs::report_command_line): Filter
4152 out --incremental-* options.
4154 2009-05-29 Doug Kwan <dougkwan@google.com>
4156 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4158 (class Target_arm): Update comment.
4159 (Target_arm::Target_arm): Initialize new data members GOT_,
4160 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4161 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4162 and Target_arm::rel_dyn_section.
4163 Declare new_enum Target_arm::Got_type.
4164 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4166 Update commments for member do_dynsym_value.
4167 (Target_arm::got_size, Target_arm::plt_section,
4168 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4169 new methods inside class defintion.
4170 (Target_arm::got_section): Define new method.
4171 (Target_arm::rel_dyn_section): Same.
4172 (Output_data_plt_arm): New template class.
4173 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4174 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4175 (Output_data_plt_arm::add_entry): Same.
4176 (Output_data_plt_arm::first_plt_entry): Define new
4177 static data member for PLT instruction template.
4178 (Output_data_plt_arm::plt_entry): Same.
4179 (Output_data_plt_arm::do_write): Define new method.
4180 (Target_arm::make_plt_entry): Same.
4181 (Target_arm::do_finalize_sections): Same.
4182 (Target_arm::do_dynsym_value): Same.
4184 2009-05-28 Doug Kwan <dougkwan@google.com>
4186 * Makefile.am (TARGETSOURCES): Add arm.cc.
4187 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4188 * Makefile.in: Regenerate.
4190 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4192 2009-05-26 Doug Kwan <dougkwan@google.com>
4194 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4195 (General_options::check_excluded_libs): Strip off directories in
4196 archive name before matching like GNU ld does.
4197 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4198 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4199 (exclude_libs_test_LDFLAGS): Add linker option
4200 -Wl,--exclude-libs,libexclude_libs_test_3
4201 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4202 an explicit archive without using -l.
4203 (alt/libexclude_libs_test_3.a): New make rule.
4204 * testsuite/Makefile.in: Regenerate.
4205 * testsuite/exclude_libs_test.c : Declare lib3_default().
4207 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4208 * exclude_libs_test_3.c: New file.
4210 2009-05-26 Nick Clifton <nickc@redhat.com>
4212 * po/id.po: New Indonesian translation.
4213 * po/gold.pot: Updated template file.
4215 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4217 * testsuite/Makefile.am: Add -ffunction-sections to compile
4218 gc_comdat_test files. Add -Wl,--gc-sections to build
4220 * testsuite/Makefile.in: Regenerate.
4221 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4223 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4225 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4226 kept comdat section was garbage collected.
4227 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4228 * testsuite/Makefile.in: Regenerate.
4229 * testsuite/gc_comdat_test.sh: New file.
4230 * testsuite/gc_comdat_test_1.cc: New file.
4231 * testsuite/gc_comdat_test_2.cc: New file.
4233 2009-05-19 Doug Kwan <dougkwan@google.com>
4235 * archive.cc (Archive::Archive): Move constructor from archive.h
4236 to here. Initialize no_export_.
4237 (Archive::get_elf_object_for_member): Set no_export flag of object.
4238 * archive.h (Archive::Archive): Move constructor body to
4240 (Archive::no_export): New method.
4241 (Archive::no_export_): New field.
4242 * object.h (Object::Object): Initialize no_export_ to false.
4243 (Object::no_export, Object::set_no_export): New methods.
4244 (Object::no_export_): New field.
4245 * options.cc (General_options::parse_exclude_libs): New method.
4246 (General_options::check_excluded_libs) Same.
4247 * options.h (exclude_libs): New option.
4248 (General_options::check_excluded_libs): New method declaration.
4249 (General_options::excluded_libs_): New field.
4250 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4251 default or protected visibility if an object has no-export flag set.
4252 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4253 (check_SCRIPTS): Add exclude_libs_test.sh.
4254 (check_DATA): Add exclude_libs_test.syms.
4255 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4256 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4257 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4258 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4259 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4260 libexclude_libs_test_2.a): New rules.
4261 * testsuite/Makefile.in: Regenerate.
4262 * testsuite/exclude_libs_test.c: New file.
4263 * testsuite/exclude_libs_test.sh: Ditto.
4264 * testsuite/exclude_libs_test_1.c: Ditto.
4265 * testsuite/exclude_libs_test_2.c: Ditto.
4267 2009-05-15 Ian Lance Taylor <iant@google.com>
4269 * configure.ac: Check for declarations for cases where libiberty.h
4270 checks HAVE_DECL_xxx.
4271 * configure, config.in: Rebuild.
4273 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4275 * gold.h (Incremental_argument_list): Remove (invalid) forward
4277 * incremental.cc (Incremental_inputs::report_achive): New method.
4278 (Incremental_inputs::report_object): New method.
4279 (Incremental_inputs::report_script): New method.
4280 (Incremental_inputs::finalize_inputs): New method.
4281 (Incremental_inputs::finalize): Call finalize_inputs().
4282 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4283 Create inputs entries.
4284 * incremental.h (Incremental_input_type): New enum.
4285 (Incremental_inputs::Incremental_input): Initialize new fields.
4286 (Incremental_inputs::report_inputs): New method.
4287 (Incremental_inputs::report_achive): New method.
4288 (Incremental_inputs::report_object): New method.
4289 (Incremental_inputs::report_script): New method.
4290 (Incremental_inputs::finalize_inputs): New method.
4291 (Incremental_inputs::Input_info): New struct.
4292 (Incremental_inputs::Input_info_map): New typedef.
4293 (Incremental_inputs::lock_): New field.
4294 (Incremental_inputs::Inputs_): New field.
4295 (Incremental_inputs::Inputs_map): New field.
4296 * main.cc (main): Call Incremental_input::report_inputs.
4297 * options.h (Input_argument_list): Typedef moved from
4299 (Input_file_group::Files): Remove, use ::Input_argument_list.
4300 (Input_file_group::Input_argument_list): Remove, use
4301 ::Input_argument_list.
4302 * plugin.cc (Plugin_manager::add_input_file): Add error in
4304 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4306 * script.cc (read_input_script): Call
4307 Incremental_input::report_script.
4308 * script.h (Script_info): New class.
4310 2009-04-27 Ian Lance Taylor <iant@google.com>
4312 * x86_64.cc (do_adjust_output_section): Set entsize to
4315 2009-04-23 Elliott Hughes <enh@google.com>
4317 * output.cc (Output_file::close): After short writes, continue
4318 writing from the correct offset in the buffer being written.
4320 2009-04-23 Chris Demetriou <cgd@google.com>
4322 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4323 * configure: Regenerate.
4324 * config.in: Regenerate.
4325 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4326 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4328 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4330 * incremental.cc (Incremental_inputs_header_data): Renamed from
4331 Incremental_input_header_data.
4332 (Incremental_inputs_header_data::data_size): New field.
4333 (Incremental_inputs_header_data::put_input_file_count): Renamed
4334 from input_file_count.
4335 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4336 from command_line_offset.
4337 (Incremental_inputs_header_data::put_reserved): Renamed from
4339 (Incremental_inputs_entry_data): Renamed from
4340 Incremental_input_entry_data.
4341 (Incremental_inputs_entry_data::data_size): New field.
4342 (Incremental_inputs::report_command_line): New method.
4343 (Incremental_inputs::finalize): New method.
4344 (Incremental_inputs::create_incremental_inputs_data): New method.
4345 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4346 * incremental.h: New file.
4347 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4348 (Layout::finalize): Create incremental inputs section in
4350 (Layout::create_incremental_info_sections): New method.
4351 * layout.h (Layout::incremental_inputs): New method.
4352 (Layout::create_incremental_info_sections): New method.
4353 (Layout::incremental_inputs_): New field.
4354 * main.cc (main): Notify Incremental_input of the command line.
4356 2009-04-01 Ian Lance Taylor <iant@google.com>
4357 Mikolaj Zalewski <mikolajz@google.com>
4359 * gold.h (reserve_unordered_map): Define, three versions, one for
4360 each version of Unordered_map.
4361 * layout.cc (Layout::Layout): Remove options parameter. Add
4362 number_of_input_files parameter. Don't initialize options_.
4363 Initialize number_of_input_files_ and resized_signatures_. Move
4364 sections_are_attached_.
4365 (Layout::layout_group): Reserve space for group_signatures_.
4366 (Layout::find_or_add_kept_section): Change name parameter to be a
4367 reference. Resize signatures_ map when it gets large enough.
4368 (Layout::layout_eh_frame): Use parameters->options() instead of
4370 (Layout::make_output_section): Likewise.
4371 (Layout::attach_allocated_section_to_segment): Likewise.
4372 (Layout::finalize, Layout::create_executable_stack): Likewise.
4373 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4374 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4375 * layout.h (class Layout): Update declarations. Remove options_
4376 field. Add number_of_input_files_ and resized_signatures_
4377 fields. Move sections_are_attached_ field.
4378 * main.cc (main): Pass number of input files to Layout
4379 constructor. Don't pass options.
4381 2009-03-30 Ian Lance Taylor <iant@google.com>
4383 * ffsll.c (ffsll): Correct implementation.
4385 2009-03-27 Ian Lance Taylor <iant@google.com>
4387 * ffsll.c: New file.
4388 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4389 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4390 * ftruncate.c (ftruncate): Declare before definition.
4391 * mremap.c (mremap): Likewise.
4392 * pread.c (pread): Likewise.
4393 * configure, Makefile.in, config.in: Rebuild.
4395 * mremap.c: New file.
4396 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4397 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4398 (mremap): Declare if HAVE_MREMAP is not defined.
4399 * configure, Makefile.in, config.in: Rebuild.
4401 2009-03-27 Cary Coutant <ccoutant@google.com>
4403 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4404 position independent.
4405 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4406 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4408 2009-03-24 Cary Coutant <ccoutant@google.com>
4410 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4412 (needs_dynamic_reloc): Likewise.
4414 2009-03-24 Ian Lance Taylor <iant@google.com>
4416 * yyscript.y (file_cmd): Recognize EXTERN.
4417 (extern_name_list, extern_name_list_body): New nonterminals.
4418 * script.cc (script_add_extern): Define.
4419 * script-c.h (script_add_extern): Declare.
4421 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4423 * object.cc (is_elf_object): Define.
4424 * object.h (is_elf_object): Declare.
4425 * archive.cc (Archive::get_elf_object_for_member): Call
4427 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4429 2009-03-24 Elliott Hughes <enh@google.com>
4431 * output.cc (Output_file::map_anonymous): Define.
4432 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4433 try an anonymous one. Report the size if the mmap fails.
4434 * output.h (class Output_file): Declare map_anonymous.
4436 2009-03-24 Ian Lance Taylor <iant@google.com>
4438 * target-select.cc (instantiate_target): Don't acquire the lock if
4439 the instantiated_target_ field has already been set.
4441 2009-03-23 Ian Lance Taylor <iant@google.com>
4443 * gold-threads.h (class Initialize_lock): Define.
4444 * gold-threads.cc (class Initialize_lock_once): Define.
4445 (initialize_lock_control): New static variable.
4446 (initialize_lock_pointer): New static variable.
4447 (initialize_lock_once): New static function.
4448 (Initialize_lock::Initialize_lock): Define.
4449 (Initialize_lock::initialize): Define.
4450 * target-select.h: Include "gold-threads.h".
4451 (class Target_selector): Add lock_ and initialize_lock_ fields.
4452 Don't define instantiate_target, just declare it.
4453 * target-select.cc (Target_selector::Target_selector): Initialize
4455 (Target_selector::instantiate_target): Define.
4456 * descriptors.h: Include "gold-threads.h".
4457 (class Descriptors): Add initialize_lock_ field.
4458 * descriptors.cc (Descriptors::Descriptors): Initialize new
4460 (Descriptors::open): Use initialize_lock_ field
4461 * errors.h (class Errors): Add initialize_lock_ field.
4462 * errors.cc (Errors::Errors): Initialize new field.
4463 (Errors::initialize_lock): Use initialize_lock_ field.
4464 * powerpc.cc (class Target_selector_powerpc): Remove
4465 instantiated_target_ field. In do_recognize call
4466 instantiate_target rather than do_instantiate_target. In
4467 do_instantiate_target just allocate a new target.
4468 * sparc.cc (class Target_selector_sparc): Likewise.
4470 * freebsd.h: New file.
4471 * i386.cc: Include "freebsd.h".
4472 (Target_i386): Derive from Target_freebsd rather than
4474 (Target_selector_i386): Derive from Target_selector_freebsd rather
4475 than Target_selector.
4476 * x86_64.cc: Include "freebsd.h".
4477 (Target_x86_64): Derive from Target_freebsd rather than
4479 (Target_selector_x86_64): Derive from Target_selector_freebsd
4480 rather than Target_selector.
4481 * target.h (class Target): Add adjust_elf_header and
4482 do_adjust_elf_header.
4483 * output.cc (Output_file_header:: do_sized_write): Call target
4484 adjust_elf_header routine.
4485 * configure.tgt: Set targ_osabi.
4486 * configure.ac: Define GOLD_DEFAULT_OSABI.
4487 * parameters.cc (Parameters::default_target): Pass
4488 GOLD_DEFAULT_OSABI to select_target.
4489 * target-select.h (class Target_selector): Make instantiate_target
4490 protected rather than private.
4491 * Makefile.am (HFILES): Add freebsd.h.
4492 * configure, Makefile.in, config.in: Rebuild.
4494 * merge.cc (do_add_input_section): Correct pend value. Change
4495 message about last entry not being null terminated from error to
4498 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4500 * incremental.cc: New file.
4501 * Makefile.am (CCFILES): Add incremental.cc.
4502 * Makefile.in: Rebuild.
4504 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4506 * layout.cc (Layout::output_section_name): Preserve names
4507 of '.note.' sections.
4509 2009-03-19 Ian Lance Taylor <iant@google.com>
4511 * descriptors.cc (Descriptors::open): Check that the options are
4512 valid before using them.
4514 2009-03-18 Ian Lance Taylor <iant@google.com>
4516 * script-sections.h: Include <list>.
4517 (class Script_sections): Change Sections_elements from std::vector
4518 to std::list. Typedef public Elements_iterator. Add
4519 orphan_section_placement_, data_segment_align_start_, and
4520 saw_data_segment_align_ fields. Remove data_segment_align_index_
4522 * script-sections.cc (class Orphan_section_placement): New class.
4523 (class Sections_element): Add virtual functions is_relro and
4524 orphan_section_init. Remove virtual function place_orphan_here.
4525 (class Output_section_definition): Add is_relro and
4526 orphan_section_init. Remove place_orphan_here.
4527 (class Orphan_output_section): Likewise.
4528 (Script_sections::Script_sections): Update for field changes.
4529 (Script_sections::data_segment_align): Set saw_data_segment_align_
4530 and data_segment_align_start_, not data_segment_align_index.
4531 (Script_sections::data_segment_relro_end): Check
4532 saw_data_segment_align_. Use data_segment_align_start_ rather
4533 than data_segment_align_index_.
4534 (Script_sections::place_orphan): Rewrite to use
4535 Orphan_section_placement.
4537 2009-03-17 Ian Lance Taylor <iant@google.com>
4539 * archive.cc (Archive::add_symbols): Check for a version attached
4540 to the symbol name in the archive map.
4541 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4542 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4543 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4544 (ver_test_11.a): New target.
4545 * testsuite/Makefile.in: Rebuild.
4547 * configure.ac: Check for chsize and posix_fallocate. Replace
4549 * ftruncate.c: New file, from gnulib.
4550 * output.cc (posix_fallocate): Define dummy version if not
4551 HAVE_POSIX_FALLOCATE.
4552 (Output_file::map): Call posix_fallocate rather than lseek and
4554 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4555 * configure, Makefile.in, config.in: Rebuild.
4557 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4559 * layout.h (Layout::create_note): Add section_name parameter.
4560 * layout.cc (Layout::create_note): Likewise.
4561 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4563 2009-03-17 Ian Lance Taylor <iant@google.com>
4565 * descriptors.cc: Include "options.h".
4566 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4567 (Descriptors::open): Always use O_CLOEXEC when opening a new
4568 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4569 then set FD_CLOEXEC.
4571 * sparc.cc (class Target_sparc): Add has_got_section.
4572 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4573 make sure we have a GOT section.
4575 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4576 (Target_sparc::Scan::local): Likewise.
4577 (Target_sparc::Scan::global): Likewise.
4578 (Target_sparc::Relocate::relocate): Likewise.
4579 (Target_sparc::Relocate::relocate_tls): Likewise.
4581 * symtab.cc (Symbol_table::define_default_version): New function,
4582 broken out of add_from_object.
4583 (Symbol_table::add_from_object): Call define_default_version.
4584 (Symbol_table::define_special_symbol): Add resolve_oldsym
4585 parameter. Change all callers. If the version for a symbol comes
4586 from a version script, resolve it with the symbol with the same
4587 name with no version. Also add the symbol without a version if
4589 (do_define_in_output_data): If resolving with oldsym, don't delete
4591 (do_define_in_output_segment): Likewise.
4592 (do_define_as_constant): Likewise.
4593 * symtab.h (class Symbol_table): Update declarations.
4595 2009-03-13 Ian Lance Taylor <iant@google.com>
4597 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4598 (Read_symbols::requeue): New function.
4599 (Read_symbols::do_read_symbols): If make_elf_object fails because
4600 the target type is not configured, and the file was searched for,
4601 issue a warning and retry with the next directory.
4602 (Add_symbols::run): If the file has an incompatible format, and
4603 it was searched for, requeue the Read_symbols task. On error,
4605 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4606 dirindex parameter to constructor. Change all callers. Declare
4607 incompatible_warning and requeue.
4608 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4609 input_argument_ and input_group_ fields. Add them to
4610 constructor. Change all callers.
4611 (class Read_script): Add dirindex_ field. Add it to constructor.
4613 * archive.cc (Archive::setup): Remove input_objects parameter.
4615 (Archive::get_file_and_offset): Likewise.
4616 (Archive::read_all_symbols): Likewise.
4617 (Archive::read_symbols): Likewise.
4618 (Archive::get_elf_object_for_member): Remove input_objects
4619 parameter. Add punconfigured parameter. Change all callers.
4620 (Archive::add_symbols): Change return type to bool. Check return
4621 value of include_member.
4622 (Archive::include_all_members): Likewise.
4623 (Archive::include_member): Change return type to bool. Return
4624 false if first included object has incompatible target. Set
4625 included_member_ field.
4626 (Add_archive_symbols::run): If add_symbols returns false, requeue
4628 * archive.h (class Archive): Add included_member_ field.
4629 Initialize it in constructor. Add input_file and searched_for
4630 methods. Update declarations.
4631 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4632 input_argument_ fields. Add them to constructor. Change all
4634 * script.cc: Include "target-select.h".
4635 (class Parser_closure): Add skip_on_incompatible_target_ and
4636 found_incompatible_target_ fields. Add
4637 skip_on_incompatible_target parameter to constructor. Change all
4638 callers. Add methods skip_on_incompatible_target,
4639 clear_skip_on_incompatible_target, found_incompatible_target, and
4640 set_found_incompatible_target.
4641 (read_input_script): Add dirindex parameter. Change all callers.
4642 If parser finds an incompatible target, requeue Read_symbols
4644 (script_set_symbol): Clear skip_on_incompatible_target in
4646 (script_add_assertion, script_parse_option): Likewise.
4647 (script_start_sections, script_add_phdr): Likewise.
4648 (script_check_output_format): New function.
4649 * script.h (read_input_script): Update declaration.
4650 * script-c.h (script_check_output_format): Declare.
4651 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4652 (ignore_cmd): Remove OUTPUT_FORMAT.
4653 * fileread.cc (Input_file::Input_file): Add explicit this.
4654 (Input_file::will_search_for): New function.
4655 (Input_file::open): Add pindex parameter. Change all callers.
4656 * fileread.h (class Input_file): Add input_file_argument method.
4657 Declare will_search_for. Update declarations.
4658 * object.cc (make_elf_object): Add punconfigured parameter.
4660 * object.h (class Object): Make input_file public. Add
4661 searched_for method.
4662 (make_elf_object): Update declaration.
4663 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4665 * dirsearch.h (class Dirsearch): Update declaration.
4666 * options.h (class General_options): Add --warn-search-mismatch.
4667 * parameters.cc (Parameters::is_compatible_target): New function.
4668 * parameters.h (class Parameters): Declare is_compatible_target.
4669 * workqueue.cc (Workqueue::add_blocker): New function.
4670 * workqueue.h (class Workqueue): Declare add_blocker.
4672 * fileread.cc (Input_file::open): Remove options parameter.
4674 (Input_file::open_binary): Likewise.
4675 * script.cc (read_input_script): Likewise.
4676 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4677 options parameter from constructor. Change all callers.
4678 (class Read_script): Likewise.
4679 * fileread.h (class Input_file): Update declarations.
4680 * script.h (read_input_script): Update declaration.
4682 2009-03-10 Nick Clifton <nickc@redhat.com>
4684 * po/es.po: New Spanish translation.
4686 2009-03-06 Cary Coutant <ccoutant@google.com>
4688 * options.cc (parse_short_option): Keep dash_z from registering itself.
4690 2009-03-03 Ian Lance Taylor <iant@google.com>
4693 * target-reloc.h (relocate_section): Pass output_section to
4695 * i386.cc (Target_i386::should_apply_static_reloc): Add
4696 output_section parameter. Change all callers.
4697 (Target_i386::Relocate::relocate): Add output_section parameter.
4698 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4699 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4700 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4701 * testsuite/two_file_shared.sh: New script.
4702 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4703 (check_DATA): Add two_file_shared.dbg.
4704 (two_file_shared.dbg): New target.
4705 * testsuite/Makefile.in: Rebuild.
4707 2009-03-01 Ian Lance Taylor <iant@google.com>
4709 * configure.ac: Check for byteswap.h.
4710 * configure: Rebuild.
4711 * config.in: Rebuild.
4713 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4715 * layout.cc (Layout::find_or_add_kept_section): New function.
4716 (Layout::add_comdat): Removed.
4717 * layout.h (struct Kept_section): Move out of class Layout.
4718 Remove trailing underscores from field names. Add group_sections
4719 field. Rename group_ field to is_group. Change all uses.
4720 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4721 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4722 comdat_groups_ field.
4723 (Sized_relobj::include_section_group): Use
4724 find_or_add_kept_section and Kept_section::group_sections.
4725 (Sized_relobj::include_linkonce_section): Likewise.
4726 * object.cc (class Sized_relobj): Don't define Comdat_group or
4727 Comdat_group_table. Remove find_comdat_group and
4728 add_comdat_group. Remove comdat_groups_ field.
4729 * plugin.cc (include_comdat_group): Use
4730 Layout::find_or_add_kept_section.
4732 2009-02-28 Ian Lance Taylor <iant@google.com>
4734 * README: --gc-sections and map files are now supported. Document
4735 some build requirements.
4738 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4739 relocatable link set the value of the section symbol to zero.
4740 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4741 relocatable link don't include the section address in the local
4744 2009-02-27 Ian Lance Taylor <iant@google.com>
4747 * options.h (class Search_directory): Add is_system_directory.
4748 (class General_options): Declare is_in_system_directory.
4749 * options.cc (get_relative_sysroot): Make static.
4750 (get_default_sysroot): Make static.
4751 (General_optoins::is_in_system_directory): New function.
4752 * fileread.cc (Input_file::is_in_system_directory): New function.
4753 * fileread.h (class Input_file): Declare is_in_system_directory.
4754 * object.h (class Object): Add is_in_system_directory.
4755 (class Input_objects): Remove system_library_directory_ field.
4756 * object.cc (Input_objects::add_object): Don't set
4757 system_library_directory_.
4758 (input_objects::found_in_system_library_directory): Remove.
4759 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4760 parameter. Change all callers.
4761 (Symbol_table::sized_write_globals): Likewise.
4762 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4763 Call Object::is_in_system_directory.
4764 * symtab.h (class Symbol_table): Update declarations.
4767 * descriptors.h (Open_descriptor): Add is_on_stack field.
4768 * descriptors.cc (Descriptors::open): If the descriptor is on the
4769 top of the stack, remove it. Initialize is_on_stack field.
4770 (Descriptors::release): Only add pod to stack if it is not on the
4772 (Descriptors::close_some_descriptor): Clear stack_next and
4776 * output.cc (Output_section::find_starting_output_address): Rename
4777 from starting_output_address; add PADDR parameter; change return
4779 * output.h (class Output_section): Declare
4780 find_starting_output_address instead of starting_output_address.
4781 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4782 section symbol for which we can't find a merge section.
4785 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4786 hidden or internal, force the symbol to be local.
4787 * resolve.cc (Symbol::override_visibility): Define.
4788 (Symbol::override_base): Use override_visibility.
4789 (Symbol_table::resolve): Likewise.
4790 (Symbol::override_base_with_special): Likewise.
4791 (Symbol_table::override_with_special): If the visibility is hidden
4792 or internal, force the symbol to be local.
4793 * symtab.h (class Symbol): Add set_visibility and
4794 override_visibility.
4795 * testsuite/ver_test_1.sh: New file.
4796 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4797 (check_DATA): Add ver_test_1.syms.
4798 (ver_test_1.syms): New target.
4799 * testsuite/Makefile.in: Rebuild.
4801 2009-02-25 Cary Coutant <ccoutant@google.com>
4803 * layout.cc (Layout::choose_output_section): Don't rename sections
4804 when using a linker script that has a SECTIONS clause.
4805 * Makefile.in: Regenerate.
4807 * testsuite/Makefile.am (script_test_5.sh): New test case.
4808 * testsuite/Makefile.in: Regenerate.
4809 * testsuite/script_test_5.cc: New file.
4810 * testsuite/script_test_5.sh: New file.
4811 * testsuite/script_test_5.t: New file.
4813 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4815 * archive.cc (Archive::include_member): Update calls to add_symbols.
4816 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4817 the Layout argument.
4818 * dynobj.h (do_add_symbols): Add the Layout argument.
4819 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4821 * object.h (Object::add_symbols): Add the Layout argument.
4822 (Object::do_add_symbols): Add the Layout argument.
4823 (Sized_relobj::do_add_symbols): Add the Layout argument.
4824 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4825 Unify the two versions.
4826 (Add_plugin_symbols): Remove.
4827 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4828 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4829 (Add_plugin_symbols): Remove.
4830 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4831 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4832 (Add_symbols::run): Make it work with Pulginobj.
4834 2009-02-06 Ian Lance Taylor <iant@google.com>
4836 * object.cc (Sized_relobj::do_layout): Make info message start
4837 with lower case letter.
4839 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4841 * binary.cc: Fix file comment.
4843 * options.h (enum Incremental_disposition): Define.
4844 (class General_options): Add new options: --incremental,
4845 --incremental_changed, --incremental_unchanged,
4846 --incremental_unknown. Add incremental_disposition_ and
4847 implicit_incremental_ fields.
4848 (General_options::incremental_disposition): New function.
4849 (class Position_dependent_options): Add incremental_disposition
4851 (Position_dependent_options::copy_from_options): Set incremental
4853 * options.cc (General_options::parse_incremental_changed): New
4855 (General_options::parse_incremental_unchanged): New function.
4856 (General_options::parse_incremental_unknown): New function.
4857 (General_options::General_options): Initialize new fields
4858 incremental_disposition_ and implicit_incremental_.
4859 (General_options::finalize): Check for uasge of --incremental-*
4860 without --incremental.
4862 2009-02-06 Chris Demetriou <cgd@google.com>
4864 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4865 pointer and to report location as the file name associated with
4867 (gold_undefined_symbol_at_location): New function to replace the
4868 old gold_undefined_symbol functionality.
4869 * target-reloc.h (relocate_section): Update to use
4870 gold_undefined_symbol_at_location.
4871 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4872 Call gold_undefined_symbol function rather than gold_error.
4873 * errors.h (Errors::undefined_symbol): Take location as a
4874 string, rather than calculating it from a relocation.
4875 * errors.cc (Errors::fatal): Print "fatal error:" before the
4877 (Errors::error, Errors::error_at_location): Print "error: "
4878 before the formatted message.
4879 (Errors::undefined_symbol): Take location as a string, rather
4880 than calculating it from a relocation.
4881 (gold_undefined_symbol_at_location): New function akin to
4882 old gold_undefined_symbol, calculates location from relocation.
4883 (gold_undefined_symbol): Change to take only a Symbol pointer
4884 and to report location as the file name associated with the symbol.
4885 * testsuite/debug_msg.sh: Update for changed error messages.
4886 * testsuite/undef_symbol.sh: Likewise.
4888 2009-02-04 Duncan Sands <baldrick@free.fr>
4891 * reduced_debug_output.h
4892 (Output_reduced_debug_abbrev_section::failed): Use format for
4894 (Output_reduced_debug_info_section::faild): Likewise.
4896 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4898 * script.cc (Lazy_demangler): New class.
4899 (Version_script_info::get_symbol_version_helper): Demangle a
4902 2009-01-29 Cary Coutant <ccoutant@google.com>
4904 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4906 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4908 2009-01-28 Ian Lance Taylor <iant@google.com>
4910 * version.cc (version_string): Bump to 1.9.
4912 * gold.h: Include <cstring> and <stdint.h>.
4913 * version.cc: Include <cstdio>.
4914 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4916 * reduced_debug_output.cc (insert_into_vector): Rename from
4917 Insert_into_vector; change all callers. Use Swap_unaligned to
4918 avoid aliasing issue; remove union since it is unnecessary.
4920 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4922 * Makefile.am (CCFILES): Add gc.cc.
4924 * Makefile.in: Regenerate.
4925 * gold.cc (Gc_runner): New class.
4926 (queue_initial_tasks): Call garbage collection related tasks
4927 when corresponding options are invoked.
4928 (queue_middle_gc_tasks): New function.
4929 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4930 processed early before laying out sections during garbage collection.
4931 * gold.h (queue_middle_gc_tasks): New function.
4932 (is_prefix_of): Move from "layout.cc".
4933 * i386.cc (Target_i386::gc_process_relocs): New function.
4934 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4935 * main.cc (main): Create object of class "Garbage_collection".
4936 * object.cc (Relobj::copy_symbols_data): New function.
4937 (Relobj::is_section_name_included): New function.
4938 (Sized_relobj::do_layout): Allow this function to be called twice
4939 during garbage collection and defer layout of section during the
4941 * object.h (Relobj::get_symbols_data): New function.
4942 (Relobj::is_section_name_included): New function.
4943 (Relobj::copy_symbols_data): New function.
4944 (Relobj::set_symbols_data): New function.
4945 (Relobj::get_relocs_data): New function.
4946 (Relobj::set_relocs_data): New function.
4947 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4948 (Relobj::gc_process_relocs): New function.
4949 (Relobj::do_gc_process_relocs): New pure virtual function.
4950 (Relobj::sd_): New data member.
4951 (Sized_relobj::is_output_section_offset_invalid): New function.
4952 (Sized_relobj::do_gc_process_relocs): New function.
4953 * options.h (General_options::gc_sections): Modify to not be a no-op.
4954 (General_options::print_gc_sections): New option.
4955 * plugin.cc (Plugin_finish::run): Remove function call to
4956 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4957 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4958 * reloc.cc (Read_relocs::run): Add task to process relocs and
4959 determine unreferenced sections when doing garbage collection.
4960 (Gc_process_relocs): New class.
4961 (Sized_relobj::do_gc_process_relocs): New function.
4962 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4963 sections that are garbage collected.
4964 * reloc.h (Gc_process_relocs): New class.
4965 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4966 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4967 symbols whose corresponding sections are garbage collected.
4968 (Symbol_table::Symbol_table): Add new parameter for the garbage
4970 (Symbol_table::gc_mark_undef_symbols): New function.
4971 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4972 (Symbol_table::gc_mark_dyn_syms): New function.
4973 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4975 (Symbol_table::add_from_object): Likewise.
4976 (Symbol_table::add_from_relobj): When building shared objects, do not
4977 treat externally visible symbols as garbage.
4978 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4979 table information for static and relocatable links.
4980 * symtab.h (Symbol_table::set_gc): New function.
4981 (Symbol_table::gc): New function.
4982 (Symbol_table::gc_mark_undef_symbols): New function.
4983 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4984 (Symbol_table::gc_mark_dyn_syms): New function.
4985 (Symbol_table::gc_): New data member.
4986 * target.h (Sized_target::gc_process_relocs): New pure virtual
4988 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4989 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4991 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4993 * options.h (General_options::gc_sections): Define as a no-op for now.
4994 (General_options::no_keep_memory): Ditto.
4995 (General_options::Bshareable): Define.
4996 * options.cc (General_options::finalize): Honor -Bshareable.
4998 2009-01-20 Andreas Schwab <schwab@suse.de>
5000 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5001 read the value in the contents, since we don't use it. Use the
5002 template endianness when writing.
5003 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5005 2009-01-19 Andreas Schwab <schwab@suse.de>
5007 * configure.tgt (powerpc64-*): Fix targ_obj.
5009 2009-01-15 Ian Lance Taylor <iant@google.com>
5011 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5012 local symbols when stripping all symbols.
5014 2009-01-14 Cary Coutant <ccoutant@google.com>
5016 * output.cc (Output_reloc): Add explicit instantiations.
5018 2009-01-14 Cary Coutant <ccoutant@google.com>
5020 * archive.cc (Archive::get_elf_object_for_member): Remove call
5021 to File_read::claim_for_plugin.
5022 * descriptors.cc (Descriptors::open): Remove reference to
5024 (Descriptors::claim_for_plugin): Remove.
5025 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5026 (Descriptors::is_claimed): Remove.
5027 (claim_descriptor_for_plugin): Remove.
5028 * fileread.cc (File_read::claim_for_plugin): Remove.
5029 * fileread.h (File_read::claim_for_plugin): Remove.
5030 (File_read::descriptor): Reopen descriptor if necessary.
5031 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5032 (Plugin_manager::all_symbols_read): Add task parameter. Change
5034 (Plugin_manager::get_input_file): New function.
5035 (Plugin_manager::release_input_file): New function.
5036 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5037 corresponding data member.
5038 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5039 and pass to base constructor. Change all callers.
5040 (get_input_file, release_input_file): New functions.
5041 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5042 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5043 (Plugin_manager::all_symbols_read): Add task parameter.
5044 (Plugin_manager::get_input_file): New function.
5045 (Plugin_manager::release_input_file): New function.
5046 (Plugin_manager::task_): New data member.
5047 (Pluginobj::Pluginobj): Add filesize parameter.
5048 (Pluginobj::filename): New function.
5049 (Pluginobj::descriptor): New function.
5050 (Pluginobj::filesize): New function.
5051 (Pluginobj::filesize_): New data member.
5052 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5053 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5054 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5056 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5057 with archive libraries.
5058 * testsuite/Makefile.in: Regenerate.
5059 * testsuite/plugin_test.c (struct sym_info): New type.
5060 (get_input_file, release_input_file): New static variables.
5061 (onload): Capture new transfer vector entries.
5062 (claim_file_hook): Stop reading at end of file according to filesize.
5063 Factor out parsing of readelf output into separate function.
5064 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5065 APIs and get the source file name from the symbol table. Convert
5066 source file name to corresponding object file name. Print info
5067 message when adding new input files.
5068 (parse_readelf_line): New function.
5069 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5070 * testsuite/plugin_test_2.sh: Likewise.
5071 * testsuite/plugin_test_3.sh: Likewise.
5072 * testsuite/plugin_test_4.sh: New test case.
5074 2009-01-07 Ian Lance Taylor <iant@google.com>
5076 * version.cc (version_string): Bump to 1.8.
5078 2008-12-23 Cary Coutant <ccoutant@google.com>
5080 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5081 * plugin.cc (Plugin_manager::finish): Rename as
5082 layout_deferred_objects. Move cleanup to separate function.
5083 (Plugin_manager::cleanup): New function.
5084 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5086 * plugin.h (Plugin_manager::finish): Rename as
5087 layout_deferred_objects.
5088 (Plugin_manager::cleanup): New function.
5089 (Plugin_manager::cleanup_done): New field.
5091 2008-12-23 Cary Coutant <ccoutant@google.com>
5093 * plugin.cc (is_visible_from_outside): New function.
5094 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5095 so we don't return "IR only" status for exported symbols or -r links.
5097 * testsuite/Makefile.am (plugin_test_3): New test case.
5098 * testsuite/Makefile.in: Regenerate.
5099 * testsuite/plugin_test_3.sh: New file.
5101 2008-12-22 Cary Coutant <ccoutant@google.com>
5103 * object.cc (Sized_relobj::layout_section): New function.
5104 (Sized_relobj::do_layout): Defer layout of input sections until after
5105 plugin has provided replacement files.
5106 (Sized_relobj::do_layout_deferred_sections): New function.
5107 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5108 (Relobj::layout_deferred_sections): New function.
5109 (Relobj::do_layout_deferred_sections): New function.
5110 (Sized_relobj::do_layout_deferred_sections): New function.
5111 (Sized_relobj::layout_section): New function.
5112 (Sized_relobj::Deferred_layout): New structure.
5113 (Sized_relobj::deferred_layout_): New field.
5114 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5115 Change all callers. Layout deferred sections.
5116 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5118 (Plugin_hook::run): Move code from do_plugin_hook inline.
5119 (Plugin_hook::do_plugin_hook): Remove.
5120 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5121 (Plugin_manager::finish): Renamed, was cleanup.
5122 (Plugin_manager::should_defer_layout): New function.
5123 (Plugin_manager::add_deferred_layout_object): New function.
5124 (Plugin_manager::Deferred_layout_list): New type.
5125 (Plugin_manager::deferred_layout_objects_): New field.
5126 (Plugin_hook::do_plugin_hook): Remove.
5128 2008-12-17 Ian Lance Taylor <iant@google.com>
5130 * options.h (class General_options): Add --no case for
5133 2008-12-16 Cary Coutant <ccoutant@google.com>
5135 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5137 (Plugin_manager::claim_file): Create plugin object even if
5138 plugin did not call the add_symbols callback.
5139 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5140 asking for more symbols than were added.
5141 * testsuite/Makefile.am (plugin_test_1): Add test case with
5143 (empty.syms): New target.
5144 * testsuite/Makefile.in: Regenerate.
5145 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5146 message. Don't call add_symbols if no globals.
5147 (all_symbols_read_hook): Don't provide replacement for empty
5150 2008-12-12 Ian Lance Taylor <iant@google.com>
5152 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5153 r_type == 0 for a local symbol with r_sym == 0.
5154 (scan_relocatable_relocs): Pass r_sym to
5155 local_non_section_strategy.
5156 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5159 * configure.ac: Update test for TLS descriptors: they are
5160 supported as of glibc 2.9.
5161 * configure: Rebuild.
5163 2008-12-11 Ian Lance Taylor <iant@google.com>
5166 * target-reloc.h (Default_scan_relocatable_relocs): For each
5167 function, map r_type == 0 to RELOC_DISCARD.
5169 2008-12-10 Cary Coutant <ccoutant@google.com>
5171 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5172 object to override a kept COMDAT group from a plugin object.
5174 2008-12-09 Ian Lance Taylor <iant@google.com>
5177 * yyscript.y (file_cmd): Handle INPUT.
5179 * testsuite/initpri1.c: Change all declarations to be full
5180 prototypes by adding void, to avoid compiler warnings.
5182 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5184 * options.cc (General_options::parse_plugin_opt): New.
5185 (General_options::add_plugin): The argument now is just the filename.
5186 (General_options::add_plugin_option): New.
5187 * options.h (plugin_opt): New.
5188 (add_plugin): Change argument name.
5189 (add_plugin_option): New.
5190 * plugin.cc (Plugin::load): Don't parse the plugin option.
5191 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5192 (Plugin::add_option): New.
5193 (Plugin::args_): Change type.
5194 (Plugin::filename_): New.
5195 (Plugin_manager::add_plugin_option): New.
5196 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5197 * testsuite/Makefile.in: Regenerate.
5199 2008-12-05 Cary Coutant <ccoutant@google.com>
5201 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5202 Handle --strip-lto-sections option.
5203 * options.h (strip_lto_sections): New option.
5205 2008-12-01 Cary Coutant <ccoutant@google.com>
5207 * plugin.cc (ld_plugin_message): Change format parameter to const.
5208 Fix mismatch between new[] and delete.
5210 2008-11-14 Cary Coutant <ccoutant@google.com>
5212 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5215 2008-11-05 Craig Silverstein <csilvers@google.com>
5217 * options.cc (General_options::parse_dynamic_list): New function.
5218 * options.h (General_options): New flags dynamic_list,
5219 dynamic_list_data, dynamic_list_cpp_new, and
5220 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5221 (General_options::in_dynamic_list): New function.
5222 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5223 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5224 (Lex::can_continue_name): Likewise.
5226 (read_script_file): New parameter script_options.
5227 (read_dynamic_list): New function.
5228 (Script_options::define_dynamic_list): New function.
5229 (dynamic_list_keyword_parsecodes): New variable.
5230 (dynamic_list_keywords): New variable.
5231 * script.h (Script_options::define_dynamic_list): New function
5233 (read_dynamic_list): New function prototype.
5234 * symtab.cc (strprefix): New macro.
5235 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5236 dynamic_list_data, dynamic_list_cpp_new, and
5237 dynamic_list_cpp_typeinfo.
5238 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5239 (dynamic_list_expr): New rule.
5240 (dynamic_list_nodes): Likewise.
5241 (dynamic_list_node): Likewise.
5242 * testsuite/Makefile.am (dynamic_list): New test.
5243 * testsuite/Makefile.in: Regenerated.
5244 * testsuite/dynamic_list.t: New file.
5245 * testsuite/dynamic_list.sh: New file.
5247 2008-11-05 Craig Silverstein <csilvers@google.com>
5249 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5250 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5251 (t11_last): Likewise.
5252 * testsuite/ver_test_6.c (main): Likewise.
5254 2008-10-07 Cary Coutant <ccoutant@google.com>
5256 * options.c (General_options::finalize): Add check for -static and
5258 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5261 2008-10-02 Cary Coutant <ccoutant@google.com>
5263 * plugin.cc (make_sized_plugin_object): Fix conditional
5264 compilation to work when not all targets are enabled.
5266 2008-09-29 Cary Coutant <ccoutant@google.com>
5268 * archive.cc (Archive::get_file_and_offset): Use filename instead
5269 of name to get library path.
5270 (Archive::include_member): Unlock external member of a thin archive.
5272 * testsuite/Makefile.am (TEST_AR): New variable.
5273 (thin_archive_test_1): New test.
5274 (thin_archive_test_2): New test.
5275 * testsuite/Makefile.in: Regenerate.
5276 * testsuite/thin_archive_main.cc: New file.
5277 * testsuite/thin_archive_test_1.cc: New file.
5278 * testsuite/thin_archive_test_2.cc: New file.
5279 * testsuite/thin_archive_test_3.cc: New file.
5280 * testsuite/thin_archive_test_4.cc: New file.
5282 2008-09-29 Cary Coutant <ccoutant@google.com>
5284 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5285 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5287 (Sized_relobj::do_finalize_local_symbols): Likewise.
5288 (Sized_relobj::map_to_kept_section): Likewise.
5289 * object.h (Sized_relobj::invalid_address): New constant.
5290 (Sized_relobj::do_output_section_offset): Check for invalid_address
5292 * output.cc (Output_reloc::local_section_offset): Use constant
5293 invalid_address instead of -1U.
5294 (Output_reloc::get_address): Likewise.
5295 (Output_section::output_address): Change -1U to -1ULL.
5296 * output.h (Output_reloc::invalid_address): New constant.
5297 * reloc.cc (Sized_relobj::write_sections): Use constant
5298 invalid_address instead of -1U.
5299 (Sized_relobj::relocate_sections): Likewise.
5300 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5301 values for merge sections.
5302 * target-reloc.h (relocate_for_relocatable): Use constant
5303 invalid_address instead of -1U.
5305 2008-09-19 Cary Coutant <ccoutant@google.com>
5307 Add plugin functionality for link-time optimization (LTO).
5308 * configure.ac (plugins): Add --enable-plugins option.
5309 * configure: Regenerate.
5310 * config.in: Regenerate.
5311 * Makefile.am (LIBDL): New variable.
5312 (CCFILES): Add plugin.cc.
5313 (HFILES): Add plugin.h.
5314 (ldadd_var): Add LIBDL.
5315 * Makefile.in: Regenerate.
5317 * archive.cc: Include "plugin.h".
5318 (Archive::setup): Don't preread archive symbols when using a plugin.
5319 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5320 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5322 (Archive::include_member): Add symbols from plugin objects.
5323 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5324 * descriptors.cc (Descriptors::open): Check for file descriptors
5325 abandoned by plugins.
5326 (Descriptors::claim_for_plugin): New function.
5327 * descriptors.h (Descriptors::claim_for_plugin): New function.
5328 (Open_descriptor::is_claimed): New field.
5329 (claim_descriptor_for_plugin): New function.
5330 * fileread.cc (File_read::claim_for_plugin): New function.
5331 * fileread.h (File_read::claim_for_plugin): New function.
5332 (File_read::descriptor): New function.
5333 * gold.cc: Include "plugin.h".
5334 (queue_initial_tasks): Add task to call plugin hooks for generating
5336 * main.cc: Include "plugin.h".
5337 (main): Load plugin libraries.
5338 * object.h (Pluginobj): Declare.
5339 (Object::pluginobj): New function.
5340 (Object::do_pluginobj): New function.
5341 (Object::set_target): New function.
5342 * options.cc: Include "plugin.h".
5343 (General_options::parse_plugin): New function.
5344 (General_options::General_options): Initialize plugins_ field.
5345 (General_options::add_plugin): New function.
5346 * options.h (Plugin_manager): Declare.
5347 (General_options): Add --plugin option.
5348 (General_options::has_plugins): New function.
5349 (General_options::plugins): New function.
5350 (General_options::add_plugin): New function.
5351 (General_options::plugins_): New field.
5352 * plugin.cc: New file.
5353 * plugin.h: New file.
5354 * readsyms.cc: Include "plugin.h".
5355 (Read_symbols::do_read_symbols): Check for archive before checking
5356 for ELF file. Call plugin hooks to claim files.
5357 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5358 from a real object file; force override when processing replacement
5360 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5361 (Symbol::init_base_object): Likewise.
5362 (Symbol::init_base_output_data): Likewise.
5363 (Symbol::init_base_output_segment): Likewise.
5364 (Symbol::init_base_constant): Likewise.
5365 (Symbol::init_base_undefined): Likewise.
5366 (Symbol::output_section): Assert that object is not a plugin.
5367 (Symbol_table::add_from_pluginobj): New function.
5368 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5370 (Symbol_table::sized_write_globals): Likewise.
5371 (Symbol_table::add_from_pluginobj): Instantiate template.
5372 * symtab.h (Sized_pluginobj): Declare.
5373 (Symbol::in_real_elf): New function.
5374 (Symbol::set_in_real_elf): New function.
5375 (Symbol::in_real_elf_): New field.
5376 (Symbol_table::add_from_pluginobj): New function.
5378 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5379 (LIBDL): New variable.
5381 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5382 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5383 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5384 (MOSTLYCLEANFILES): Likewise.
5385 * testsuite/Makefile.in: Regenerate.
5386 * testsuite/plugin_test.c: New file.
5387 * testsuite/plugin_test_1.sh: New file.
5388 * testsuite/plugin_test_2.sh: New file.
5390 2008-09-16 Ian Lance Taylor <iant@google.com>
5392 * target-reloc.h (relocate_section): Check whether a symbol is
5393 defined by the ABI before reporting an undefined symbol error.
5394 * target.h (Target::is_defined_by_abi): Make parameter const.
5395 (Target::do_is_defined_by_abi): Likewise.
5396 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5397 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5398 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5399 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5400 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5401 * testsuite/Makefile.in: Rebuild.
5403 * fileread.cc (make_view): Add casts to avoid warning.
5405 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5407 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5408 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5410 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5412 * options.h (General_options::output_is_executable): New.
5413 (General_options::output_is_pie): New.
5414 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5415 for shared libraries.
5416 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5418 2008-09-11 Chris Demetriou <cgd@google.com>
5420 * options.h (origin): New -z option.
5421 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5422 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5425 2008-09-05 Cary Coutant <ccoutant@google.com>
5427 * fileread.cc (File_read::make_view): Add check for attempt to map
5430 2008-09-05 Cary Coutant <ccoutant@google.com>
5432 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5433 explicit instantiations.
5435 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5438 * options.cc (General_options::finalize): Allow undefined symbols
5439 in shlibs if linking -shared.
5442 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5443 symbols as not needing a dynsym entry.
5445 2008-08-20 Craig Silverstein <csilvers@google.com>
5447 * fileread.cc (File_read::open): Do not lock the file unless it
5448 was successfully opened.
5450 2008-08-14 Cary Coutant <ccoutant@google.com>
5452 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5453 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5454 * testsuite/tls_test.cc (struct int128): 128-bit struct
5455 for testing TLS relocs with non-zero addend.
5456 (v12): New TLS variable.
5458 (t_last): Add check for v12.
5459 * testsuite/tls_test.h (t12): New function.
5460 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5462 2008-08-13 Ian Lance Taylor <iant@google.com>
5464 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5465 set tls_segment_ or relro_segment_.
5466 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5468 * output.h (Output_section::clear_is_relro): New function.
5469 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5470 sections specially even when output_data_ is empty.
5471 (Output_segment::maximum_alignment): When first section is relro,
5472 only force alignment for PT_LOAD segments.
5473 * script.cc (script_data_segment_align): New function.
5474 (script_data_segment_relro_end): New function.
5475 * script-c.h (script_data_segment_align): Declare.
5476 (script_data_segment_relro_end): Declare.
5477 * script-sections.h (class Script_sections): Declare
5478 data_segment_align and data_segment_relro_end. Add fields
5479 segment_align_index_ and saw_relro_end_.
5480 * script-sections.cc (class Sections_element): Add set_is_relro
5481 virtual function. Add new bool* parameter to place_orphan_here.
5482 Add get_output_section virtual function.
5483 (class Output_section_definition): Add set_is_relro. Add new
5484 bool* parameter to place_orphan_here. Add get_output_section.
5485 Add is_relro_ field.
5486 (Output_section_definition::Output_section_definition): Initialize
5487 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5488 and is_relro_ fields.
5489 (Output_section_definition::place_orphan_here): Add is_relro
5491 (Output_section_definition::set_section_addresses): Set relro for
5493 (Output_section_definition::alternate_constraint): Likewise.
5494 (class Orphan_output_section): Add new bool* parameter to
5495 place_orphan_here. Add get_output_section.
5496 (Orphan_output_section::place_orphan_here): Add is_relro
5498 (Script_sections::Script_sections): Initialize
5499 data_segment_align_index_ and saw_relro_end_.
5500 (Script_sections::data_segment_align): New function.
5501 (Script_sections::data_segment_relro_end): New function.
5502 (Script_sections::place_orphan): Set or clear is_relro.
5503 (Script_sections::set_section_addresses): Force alignment of first
5505 * yyscript.y (exp): Call script_data_segment_align and
5506 script_data_segment_relro_end.
5507 * testsuite/relro_script_test.t: New file.
5508 * testsuite/relro_test.cc (using_script): Declare.
5509 (t1, t2): Test using_script.
5510 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5511 (relro_script_test_SOURCES): Define.
5512 (relro_script_test_DEPENDENCIES): Define.
5513 (relro_script_test_LDFLAGS): Define.
5514 (relro_script_test_LDADD): Define.
5515 (relro_script_test.so): New target.
5516 * testsuite/Makefile.in: Rebuild.
5518 2008-08-06 Cary Coutant <ccoutant@google.com>
5520 * archive.cc (Archive::total_archives, Archive::total_members)
5521 (Archive::total_members_loaded): New variables.
5522 (Archive::setup): Add parameter. Add option to preread
5524 (Archive::read_armap): Add counter.
5525 (Archive::get_file_and_offset): New function.
5526 (Archive::get_elf_object_for_member): New function.
5527 (Archive::read_all_symbols): New function.
5528 (Archive::read_symbols): New function.
5529 (Archive::add_symbols): Add counters.
5530 (Archive::include_all_members): Use armap to find members if it's
5532 (Archive::include_member): Skip reading symbols if already read.
5533 Factored code into Archive::get_file_and_offset and
5534 Archive::get_elf_object_for_member. Changed call to
5535 Mapfile::report_include_archive_member.
5536 (Archive::print_stats): New function.
5537 * archive.h: Declare Object and Read_symbols_data classes.
5538 (Archive::Archive): Add initializers for new members.
5539 (Archive::setup): Add parameter.
5540 (Archive::print_stats): New function.
5541 (Archive::total_archives, Archive::total_members)
5542 (Archive::total_members_loaded): New variables.
5543 (Archive::get_file_and_offset): New function.
5544 (Archive::get_elf_object_for_member): New function.
5545 (Archive::read_all_symbols): New function.
5546 (Archive::read_symbols): New function.
5547 (Archive::Archive_member): New class.
5548 (Archive::members_): New member.
5549 (Archive::num_members_): New member.
5550 * main.cc: Include archive.h.
5551 (main): Call Archive::print_stats.
5552 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5553 archive parameter; member_name is now the fully-decorated name.
5554 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5555 * options.h: (General_options): Add --preread-archive-symbols option.
5556 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5559 2008-08-04 Ian Lance Taylor <iant@google.com>
5561 * symtab.h (Symbol::use_plt_offset): New function.
5562 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5563 * powerpc.cc (Relocate::relocate): Likewise.
5564 * sparc.cc (Relocate::relocate): Likewise.
5565 * x86_64.cc (Relocate::relocate): Likewise.
5566 * testsuite/weak_plt.sh: New test.
5567 * testsuite/weak_plt_main.cc: New test.
5568 * testsuite/weak_plt_shared.cc: New test.
5569 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5570 (check_PROGRAMS): Add weak_plt.
5571 (check_DATA): Add weak_plt_shared.so.
5572 (weak_plt_main_pic.o, weak_plt): New targets.
5573 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5574 * testsuite/Makefile.in: Rebuild.
5576 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5578 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5579 * testsuite/Makefile.in: Rebuild.
5581 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5583 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5584 * Makefile.in: Regenerate.
5585 * po/POTFILES.in: Regenerate.
5587 2008-07-29 Ian Lance Taylor <iant@google.com>
5589 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5590 symbols before other symbols.
5591 * testsuite/script_test_2.cc (test_addr): Declare.
5592 (test_addr_alias): Declare.
5593 (main): Check that test_addr and test_addr_alias have the right
5595 * testsuite/script_test_2.t: Define test_addr_alias and
5598 2008-07-24 Ian Lance Taylor <iant@google.com>
5601 * descriptors.cc: New file.
5602 * descriptors.h: New file.
5603 * gold-threads.h (class Hold_optional_lock): New class.
5604 * fileread.cc: Include "descriptors.h".
5605 (File_read::~File_read): Release descriptor rather than closing
5607 (File_read::open) [file]: Call open_descriptor rather than open.
5608 Set is_descriptor_opened_.
5609 (File_read::open) [memory]: Assert that descriptor is not open.
5610 (File_read::reopen_descriptor): New function.
5611 (File_read::release): Release descriptor.
5612 (File_read::do_read): Make non-const. Reopen descriptor.
5613 (File_read::read): Make non-const.
5614 (File_read::make_view): Reopen descriptor.
5615 (File_read::do_readv): Likewise.
5616 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5617 Update declarations.
5618 * layout.cc: Include "descriptors.h".
5619 (Layout::create_build_id): Use open_descriptor rather than open.
5620 * output.cc: Include "descriptors.h".
5621 (Output_file::open): Use open_descriptor rather than open.
5622 * archive.cc (Archive::const_iterator): Change Archive to be
5624 (Archive::begin, Archive::end): Make non-const.
5625 (Archive::count_members): Likewise.
5626 * archive.h (class Archive): Update declarations.
5627 * object.h (Object::read): Make non-const.
5628 * Makefile.am (CCFILES): Add descriptors.cc.
5629 (HFILES): Add descriptors.h.
5630 * Makefile.in: Rebuild.
5633 * gold.h: Always include <clocale>. Add Solaris workarounds
5634 following code in binutils/sysdep.h.
5637 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5638 this->eh_frame_hdr_ is NULL before using it.
5640 * dynobj.cc (Versions::Versions): Update comment.
5642 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5643 the base version name.
5645 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5646 array size plus one.
5647 (Stringpool_template::set_string_offsets): Subtract one from key
5648 before using it as an array index.
5649 (Stringpool_template::get_offset_with_length): Likewise.
5650 (Stringpool_template::write_to_buffer): Likewise.
5651 * stringpool.h (Stringpool_template::get_offset_from_key):
5654 2008-07-23 Ian Lance Taylor <iant@google.com>
5657 * object.h (Merged_symbol_value::value): Do our best to handle a
5661 * script.cc (Version_script_info::get_versions): Don't add empty
5662 version tag to return value.
5663 (Version_script_info::get_symbol_version_helper): Change return
5664 type to bool. Add pversion parameter. Change all callers.
5665 (script_register_vers_node): Don't require a non-NULL tag.
5666 * script.h (class Version_script_info): Update declarations.
5667 (Version_script_info::get_symbol_version): Change return type to
5668 bool. Add version parameter. Change all callers.
5669 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5670 handling. Handle an empty version from a version script.
5671 (Symbol_table::define_special_symbol): Likewise.
5672 * testsuite/ver_test_10.script: New file.
5673 * testsuite/ver_test_10.sh: New file.
5674 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5675 (check_DATA): Add ver_test_10.syms.
5676 (ver_test_10.syms, ver_test_10.so): New target.
5677 * testsuite/Makefile.in: Rebuild.
5679 2008-07-23 Simon Baldwin <simonb@google.com>
5681 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5682 to zero for undefined symbols from dynamic libraries.
5684 2008-07-23 Ian Lance Taylor <iant@google.com>
5686 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5688 * symtab.h (class Symbol_table): Update declaration.
5689 * testsuite/ver_test_9.cc: New file.
5690 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5691 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5692 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5693 (ver_test_9.so, ver_test_9.o): New targets.
5694 * testsuite/Makefile.in: Rebuild.
5696 2008-07-22 Ian Lance Taylor <iant@google.com>
5698 * options.h (class General_options): Define --check-sections.
5699 * layout.cc (Layout::set_segment_offsets): Handle
5702 * options.h (class General_options): Define -n/--nmagic and
5704 * options.cc (General_options::finalize): For -n/--nmagic or
5705 -N/--omagic, set -static.
5706 * layout.cc (Layout::attach_allocated_section_to_segment): If
5707 -N/--omagic, don't put read-only and read-write sections in
5709 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5710 finding a read-only segment.
5711 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5712 don't set the minimum segment alignment to the common page size,
5713 and don't set the file offset to the address modulo the page size.
5714 * script-sections.cc (Script_sections::create_segments): If
5715 -n/--omagic, don't put read-only and read-write sections in
5718 * cref.cc: New file.
5720 * options.h (class General_options): Add --print-symbol-counts.
5721 * main.cc (main): Issue defined symbol report if requested.
5722 * archive.cc (Archive::interpret_header): Make into a const member
5724 (Archive::add_symbols): Call Input_objects::archive_start and
5726 (Archive::const_iterator): Define new class.
5727 (Archive::begin, Archive::end): New functions.
5728 (Archive::include_all_members): Rewrite to use iterator.
5729 (Archive::count_members): New function.
5730 * archive.h (class Archive): Update declarations.
5731 (Archive::filename): New function.
5732 * object.cc: Include "cref.h".
5733 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5734 (Sized_relobj::do_get_global_symbol_counts): New function.
5735 (Input_objects::add_object): Add object to cross-referencer.
5736 (Input_objects::archive_start): New function.
5737 (Input_objects::archive_stop): New function.
5738 (Input_objects::print_symbol_counts): New function.
5739 * object.h: Declare Cref and Archive.
5740 (Object::get_global_symbol_counts): New function.
5741 (Object::do_get_global_symbol_counts): New pure virtual function.
5742 (class Sized_relobj): Add defined_count_ field. Update
5744 (class Input_objects): Add cref_ field. Update constructor.
5745 Update declarations.
5746 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5748 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5750 (Sized_dynobj::do_get_global_symbol_counts): New function.
5751 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5752 defined_count_. Update declarations. Define Symbols typedef.
5753 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5754 parameter. Change all callers.
5755 (Symbol_table::add_from_dynobj): Add sympointers and defined
5756 parameters. Change all callers.
5757 * symtab.h (class Symbol_table): Update declarations.
5758 * Makefile.am (CCFILES): Add cref.cc.
5759 (HFILES): Add cref.h.
5760 * Makefile.in: Rebuild.
5762 2008-07-22 Simon Baldwin <simonb@google.com>
5764 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5765 to zero when writing undefined symbols.
5767 2008-07-22 Ian Lance Taylor <iant@google.com>
5769 * output.cc (Output_section::add_input_section): Don't try to
5770 merge empty merge sections.
5772 2008-07-21 Craig Silverstein <csilvers@google.com>
5774 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5775 Include symbol version in error message.
5777 2008-07-20 Chris Demetriou <cgd@google.com>
5779 * configure.ac (gold_cv_c_random_seed): New configured variable.
5780 (RANDOM_SEED_CFLAGS): New substituted variable.
5781 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5782 * configure: Rebuild.
5783 * Makefile.in: Likewise.
5784 * testsuite/Makefile.in: Likewise.
5786 2008-07-18 Ian Lance Taylor <iant@google.com>
5788 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5789 where we see NAME/NULL and NAME/VERSION as separate symbols.
5790 * testsuite/ver_test_main.cc (main): Call t4.
5791 (t4, t4_2a): Define.
5792 * testsuite/ver_test_2.cc (t4_2): Define.
5793 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5794 * testsuite/ver_test_4.cc (t4_2a): Define.
5795 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5796 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5798 2008-07-17 Ian Lance Taylor <iant@google.com>
5800 * dynobj.cc (Versions::add_def): If we give an error about a
5801 missing version, go ahead and create the version anyhow.
5803 2008-07-10 Ian Lance Taylor <iant@google.com>
5805 Handle output sections with more than 0x7fffffff bytes.
5806 * object.h (class Relobj): Change map_to_output_ to
5807 output_sections_, and just keep a section pointer. Change all
5808 uses. Move comdat group support to Sized_relobj.
5809 (Relobj::is_section_specially_mapped): Remove.
5810 (Relobj::output_section): Remove poff parameter. Change all
5812 (Relobj::output_section_offset): New function.
5813 (Relobj::set_section_offset): Rewrite.
5814 (Relobj::map_to_output): Remove.
5815 (Relobj::output_sections): New function.
5816 (Relobj::do_output_section_offset): New pure virtual function.
5817 (Relobj::do_set_section_offset): Likewise.
5818 (class Sized_relobj): Add section_offsets_ field. Add comdat
5819 group support from Relobj. Update declarations.
5820 (Sized_relobj::get_output_section_offset): New function.
5821 (Sized_relobj::do_output_section_offset): New function.
5822 (Sized_relobj::do_set_section_offset): New function.
5823 * object.cc (Relobj::output_section_address): Remove.
5824 (Sized_relobj::Sized_relobj): Initialize new fields.
5825 (Sized_relobj::include_section_group): Cast find_kept_object to
5827 (Sized_relobj::include_linkonce_section): Likewise.
5828 (Sized_relobj::do_layout): Use separate arrays for output section
5830 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5832 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5833 output_sections and section_offsets.
5834 (Sized_relobj::write_local_symbols): Likewise.
5835 (map_to_kept_section): Compute output address directly.
5836 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5837 output_sections and section_offsets.
5838 (Sized_relobj::write_sections): Likewise.
5839 (Sized_relobj::relocate_sections): Likewise.
5840 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5841 * output.h (class Output_reloc): Update declarations. Change
5842 u2_.relobj to Sized_relobj*.
5843 (class Output_data_reloc): Change add functions to use
5845 * output.cc (Output_reloc::Output_reloc): Change relobj to
5847 (Output_reloc::local_section_offset): Change return type to
5848 Elf_Addr. Use get_output_section_offset.
5849 (Output_reloc::get_address): Likewise.
5850 (Output_section::is_input_address_mapped): Don't call
5851 is_section_specially_mapped.
5852 (Output_section::output_offset): Likewise.
5853 (Output_section::output_address): Likewise.
5854 (Output_section::starting_output_address): Likewise.
5855 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5856 parameter to Sized_relobj*.
5857 (Copy_relocs::need_copy_reloc): Likewise.
5858 (Copy_relocs::save): Likewise.
5859 * copy-relocs.h (class Copy_relocs): Update declarations.
5860 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5861 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5862 * target-reloc.h (relocate_for_relocatable): Change
5863 offset_in_output_section type to Elf_Addr. Change code that uses
5865 * layout.cc (Layout::layout): Always set *off.
5866 * mapfile.cc (Mapfile::print_input_section): Use
5867 output_section_offset.
5868 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5870 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5871 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5872 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5874 2008-07-03 Ian Lance Taylor <iant@google.com>
5876 * layout.cc (Layout::include_section): Do not discard unrecognized
5877 SHT_STRTAB sections.
5879 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5881 * script.cc (Lex::can_continue_name): Make '?' allowable in
5882 version-script names.
5883 * testsuite/version_script.map: Change glob pattern to use '?'
5885 2008-06-30 Manish Singh <yosh@gimp.org>
5888 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5891 2008-06-30 Ian Lance Taylor <iant@google.com>
5895 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5896 versions]: Don't try to read the value in the contents, since we
5897 don't use it. Use the template endianness when writing.
5899 2008-06-25 Cary Coutant <ccoutant@google.com>
5901 * fileread.cc (File_read::make_view): Assert on zero-length view.
5902 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5903 symbol table when there are no symbols to read.
5905 2008-06-23 Craig Silverstein <csilvers@google.com>
5907 * version.cc (version_string): Bump to 1.7
5909 2008-06-18 Craig Silverstein <csilvers@google.com>
5911 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5912 constant 0xFFFF to type Valtype.
5913 (Powerpc_relocate_functions::rel16_ha): Likewise.
5915 2008-06-17 Ian Lance Taylor <iant@google.com>
5917 * output.h (Output_section::Input_section): Initialize p2align_ to
5918 zero for Output_section_data constructors.
5919 (Output_section::Input_section::addralign): If not an input
5920 section, return the alignment of the Output_section_data.
5921 * testsuite/copy_test.cc: New file.
5922 * testsuite/copy_test_1.cc: New file.
5923 * testsuite/copy_test_2.cc: New file.
5924 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5925 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5926 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5927 (copy_test_1_pic.o, copy_test_1.so): New targets.
5928 (copy_test_2_pic.o, copy_test_2.so): New targets.
5929 * testsuite/Makefile.in: Rebuild.
5931 * script-sections.cc (Script_sections::place_orphan): Initialize
5932 local variable exact.
5934 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5936 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5938 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5939 David S. Miller <davem@davemloft.net>
5941 * powerpc.cc: New file.
5942 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5943 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5944 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5945 * Makefile.in: Rebuild.
5947 2008-06-09 Ian Lance Taylor <iant@google.com>
5949 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5951 (throwing, orig_terminate): New static variables.
5952 (terminate_handler): New static function.
5953 (t2): Set terminate handler.
5955 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5958 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5961 2008-05-30 Cary Coutant <ccoutant@google.com>
5963 * archive.cc (Archive::include_all_members) Correct to step
5964 over symbol table and extended name table in thin archives.
5966 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5969 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5972 2008-05-28 Caleb Howe <cshowe@google.com>
5974 * reduced_debug_output.cc: New file.
5975 * reduced_debug_output.h: New file.
5976 * options.h (class General_options): Add --strip-debug-non-line.
5977 * options.cc (General_options::finalize): Add strip_debug_non_line
5978 to the strip heirarchy.
5979 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5981 * layout.cc: Include "reduced_debug_output.h".
5982 (Layout::Layout): Initialize new fields.
5983 (line_only_debug_sections): New static array.
5984 (is_lines_only_debug_sections): New static inline function.
5985 (Layout::include_section): Handle --strip-debug-non-line.
5986 (Layout::make_output_section): If --strip-debug-non-line, build
5987 new output sections for .debug_abbrev and .debug_info.
5988 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5989 gold. Warn about possible overflow.
5990 (read_signed_LEB_128): Likewise.
5991 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5992 (read_signed_LEB_128): Declare.
5993 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5994 (HFILES): Add reduced_debug_output.h.
5995 * Makefile.in: Rebuild.
5997 2008-05-21 Ian Lance Taylor <iant@google.com>
5999 * mapfile.cc: New file.
6000 * mapfile.h: New file.
6001 * options.h (class General_options): Add -M/--print-map and -Map.
6002 * options.cc (General_options::finalize): Make -M equivalent to
6004 * main.cc: Include <cstdio> and "mapfile.h".
6005 (main): Open mapfile if requested.
6006 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6007 constructor. Change caller.
6008 (queue_initial_tasks): Add mapfile parameter. Change caller.
6009 (queue_middle_tasks): Likewise.
6010 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6012 * archive.cc: Include "mapfile.h".
6013 (Archive::add_symbols): Add mapfile parameter. Change all
6014 callers. Pass mapfile, symbol, and reason to include_member.
6015 (Archive::include_all_members): Add mapfile parameter. Change all
6017 (Archive::include_member): Add mapfile, sym, and why parameters.
6018 Change all callers. Report inclusion to map file.
6019 * archive.h: Include "fileread.h".
6020 (class Archive): Update declarations.
6021 (Archive::file): New const method.
6022 (class Add_archive_symbols): Add mapfile_ field. Update
6023 constructor. Change all callers.
6024 * readsyms.h (class Read_symbols): Likewise.
6025 (class Finish_group): Likewise.
6026 (class Read_script): Likewise.
6027 * common.cc: Include "mapfile.h".
6028 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6030 (Symbol_table::do_allocate_commons): Likewise.
6031 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6032 symbol allocation to mapfile.
6033 * common.h (class Allocate_commons_task): Add mapfile_ field.
6034 Update constructor. Change all callers.
6035 * symtab.h (class Symbol_table): Update declarations.
6036 * layout.cc: Include "mapfile.h".
6037 (Layout_task_runner::run): Print information to mapfile.
6038 (Layout::create_gold_note): Change Output_data_fixed_space to
6039 Output_data_zero_fill.
6040 (Layout::create_build_id): Likewise.
6041 (Layout::print_to_mapfile): New function.
6042 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6043 constructor. Change caller.
6044 (class Layout): Declare print_to_mapfile.
6045 * output.cc (Output_section::Input_section::print_to_mapfile): New
6047 (Output_section::add_input_section): If producing a map, always
6048 add to input_sections_ list.
6049 (Output_section::do_print_to_mapfile): New function.
6050 (Output_segment::print_sections_to_mapfile): New function.
6051 (Output_segment::print_section_list_to_mapfile): New function.
6052 * output.h: Include "mapfile.h".
6053 (Output_data::print_to_mapfile): New function.
6054 (Output_data::do_print_to_mapfile): New virtual function.
6055 (Output_segment_headers::do_print_to_mapfile): New function.
6056 (Output_file_header::do_print_to_mapfile): New function.
6057 (Output_data_const::do_print_to_mapfile): New function.
6058 (class Output_data_const_buffer): Add map_name_ field. Update
6059 constructor. Change all callers. Add do_print_to_mapfile
6061 (class Output_data_fixed_space): Likewise.
6062 (class Output_data_space): Likewise.
6063 (class Output_data_zero_fill): New class.
6064 (Output_data_strtab::do_print_to_mapfile): New function.
6065 (Output_data_reloc_base::do_print_to_mapfile): New function.
6066 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6067 (Output_data_group::do_print_to_mapfile): New function.
6068 (Output_data_got::do_print_to_mapfile): New function.
6069 (Output_data_dynamic::do_print_to_mapfile): New function.
6070 (Output_symtab_xindex::do_print_to_mapfile): New function.
6071 (class Output_section): Declare do_print_to_mapflie. Declare
6072 print_to_mapfile in Input_section.
6073 (class Output_segment): Declare new functions.
6074 * object.h (Sized_relobj::symbol_count): New function.
6075 * script-sections.cc
6076 (Output_section_element_dot_assignment::set_section_addresses):
6077 Change Output_data_fixed_space to Output_data_zero_fill.
6078 (Output_data_expression::do_print_to_mapfile): New function.
6079 * script.cc (read_input_script): Add mapfile parameter. Change
6081 * script.h (read_input_script): Update declaration.
6082 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6083 (Eh_frame::do_print_to_mapfile): New function.
6084 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6085 (Output_merge_string::do_print_to_mapfile): New function.
6086 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6088 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6090 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6092 * Makefile.am (CCFILES): Add mapfile.cc.
6093 (HFILES): Add mapfile.h.
6094 * Makefile.in: Rebuild.
6096 2008-05-19 Ian Lance Taylor <iant@google.com>
6098 * options.h (class General_options): Add -z relro.
6099 * layout.cc (Layout::Layout): Initialize relro_segment_.
6100 (Layout::add_output_section_data): Return the output section.
6101 (Layout::make_output_section): Rcognize relro sections and mark
6103 (Layout::attach_allocated_section_to_segment): Put relro sections
6104 in a PT_GNU_RELRO segment.
6105 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6107 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6109 (Layout::linkonce_mapping): Map d.rel.ro.local to
6111 (Layout::output_section_name): Us .data.rel.ro.local for any
6112 section which begins with that.
6113 * layout.h (class Layout): Update add_output_section_data
6114 declaration. Add relro_segment_ field.
6115 * output.cc (Output_section::Output_section): Initialize is_relro_
6116 and is_relro_local_ fields.
6117 (Output_segment::add_output_section): Group relro sections.
6118 (Output_segment::is_first_section_relro): New function.
6119 (Output_segment::maximum_alignment): If there is a relro section,
6120 align the segment to the common page size.
6121 (Output_segment::set_section_addresses): Track whether we are
6122 looking at relro sections. If the last section is a relro
6123 section, align to the common page size.
6124 (Output_segment::set_section_list_addresses): Add in_relro
6125 parameter. Change all callers. Align to the page size when
6126 moving from relro to non-relro section.
6127 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6129 * output.h (class Output_section): Add is_relro_ and
6130 is_relro_local_ fields.
6131 (Output_section::is_relro): New function.
6132 (Output_section::set_is_relro): New function.
6133 (Output_section::is_relro_local): New function.
6134 (Output_section::set_is_relro_local): New function.
6135 (class Output_segment): Update declarations.
6136 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6137 * sparc.cc (Target_sparc::got_section): Likewise.
6138 * x86_64.cc (Target_x86_64::got_section): Likewise.
6139 * testsuite/relro_test_main.cc: New file.
6140 * testsuite/relro_test.cc: New file.
6141 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6142 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6143 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6144 (relro_test.so, relro_test_pic.o): New targets.
6145 * testsuite/Makefile.in: Rebuild.
6147 2008-05-16 Ian Lance Taylor <iant@google.com>
6149 * output.cc (Output_segment::add_output_section): Remove front
6151 * output.h (class Output_segment): Remove
6152 add_initial_output_section and overloaded add_output_section.
6153 Update declaration of remaining add_output_section.
6154 * layout.cc (Layout::create_interp): Call add_output_section
6155 rather than add_initial_output_section.
6156 (Layout::finish_dynamic_section): Likewise.
6158 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6159 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6160 know the dynamic type.
6161 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6162 field. Initialize it in constructor.
6163 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6164 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6165 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6168 * output.cc (Output_reloc::get_address): Change return type to
6170 * output.h (class Output_reloc): Update get_address declaration.
6171 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6172 for section addresses.
6174 2008-05-09 Ian Lance Taylor <iant@google.com>
6177 * gold.cc (gold_nomem): Use return value of write.
6179 2008-05-08 Ian Lance Taylor <iant@google.com>
6181 * symtab.c (Symbol::init_base_output_data): Add version
6182 parameter. Change all callers.
6183 (Symbol::init_base_output_segment): Likewise.
6184 (Symbol::init_base_constant): Likewise.
6185 (Symbol::init_base_undefined): Likewise.
6186 (Sized_symbol::init_output_data): Likewise.
6187 (Sized_symbol::init_output_segment): Likewise.
6188 (Sized_symbol::init_constant): Likewise.
6189 (Sized_symbol::init_undefined): Likewise.
6190 (Symbol_table::do_define_in_output_data): If the new symbol has a
6191 version, mark it as the default.
6192 (Symbol_table::do_define_in_output_segment): Likewise.
6193 (Symbol_table::do_define_as_constant): Likewise.
6194 * symtab.h (class Symbol): Update declarations.
6195 (class Sized_symbol): Likewise.
6196 * resolve.cc (Symbol::override_version): New function.
6197 (Symbol::override_base): Call override_version.
6198 (Symbol::override_base_with_special): Likewise.
6199 * testsuite/ver_script_8.script: New file.
6200 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6201 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6202 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6203 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6205 2008-05-06 Ian Lance Taylor <iant@google.com>
6208 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6210 (class General_options): Remove existing --undefined, and add
6211 --no-undefined instead. Add new --undefined as synonym for -u.
6212 * archive.cc (Archive::add_symbols): Check whether symbol was
6214 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6215 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6216 all uses. Add IS_UNDEFINED. Update declarations to split
6217 different versions of init_base. Declare init_base_undefined.
6218 (Symbol::is_defined): Handle IS_UNDEFINED.
6219 (Symbol::is_undefined): Likewise.
6220 (Symbol::is_weak_undefined): Call is_undefined.
6221 (Symbol::is_absolute): Handle IS_CONSTANT.
6222 (class Sized_symbol): Update declarations to split different
6223 versions of init. Declare init_undefined.
6224 (class Symbol_table): Declare new functions.
6225 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6227 (Symbol::init_base_output_data): Likewise.
6228 (Symbol::init_base_output_segment): Likewise.
6229 (Symbol::init_base_constant): Likewise.
6230 (Symbol::init_base_undefined): New function.
6231 (Sized_symbol::init_object): Rename from init. Change all
6233 (Sized_symbol::init_output_data): Likewise.
6234 (Sized_symbol::init_output_segment): Likewise.
6235 (Sized_symbol::init_constant): Likewise.
6236 (Sized_symbol::init_undefined): New function.
6237 (Symbol_table::add_undefined_symbols_from_command_line): New
6239 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6241 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6242 (Symbol::output_section): Likewise.
6243 (Symbol::set_output_section): Likewise.
6244 (Symbol_table::sized_finalize_symbol): Likewise.
6245 (Symbol_table::sized_write_globals): Likewise.
6246 * resolve.cc (Symbol_table::should_override): Likewise.
6247 (Symbol::override_base_with_special): Likewise.
6249 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6250 symbol, change it to have default visibility.
6251 * testsuite/protected_1.cc: New file.
6252 * testsuite/protected_2.cc: New file.
6253 * testsuite/protected_3.cc: New file.
6254 * testsuite/protected_main_1.cc: New file.
6255 * testsuite/protected_main_2.cc: New file.
6256 * testsuite/protected_main_3.cc: New file.
6257 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6258 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6259 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6260 (protected_1.so): New target.
6261 (protected_1_pic.o, protected_2_pic.o): New targets.
6262 (protected_3_pic.o): New target.
6263 (check_PROGRAMS): Add protected_2.
6264 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6265 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6266 * testsuite/Makefile.in: Rebuild.
6268 * options.h (DEFINE_var): Add set_user_set_##varname__.
6269 (DEFINE_bool_alias): New macro.
6270 (class General_options): Define -Bstatic using DEFINE_bool_alias
6271 rather than DEFINE_special. Add --undefined as an alias for -z
6273 * options.cc (General_options::parse_Bstatic): Remove.
6275 * options.h (class General_options): Add --fatal-warnings.
6276 * main.cc (main): Implement --fatal-warnings.
6277 * errors.h (Errors::warning_count): New function.
6279 * options.h (class General_options): Add -Bsymbolic-functions.
6280 * symtab.h (Symbol::is_preemptible): Check for
6281 -Bsymbolic-functions.
6283 2008-05-05 Ian Lance Taylor <iant@google.com>
6285 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6286 as noVARNAME rather than no-VARNAME.
6287 (class General_options): Add option -z combreloc.
6288 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6290 (Output_reloc::sort_before) [SHT_REL]: New function.
6291 (Output_reloc::sort_before) [SHT_RELA]: New function.
6292 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6293 Sort_relocs_comparison.
6294 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6295 parameter. Change all callers.
6296 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6297 sort_relocs parameter. Change all callers.
6298 * output.cc (Output_reloc::get_address): New function, broken out
6300 (Output_reloc::write_rel): Call it.
6301 (Output_reloc::compare): New function.
6302 (Output_data_reloc_base::do_write): Optionally sort relocs.
6304 * configure.ac: If targ_extra_obj is set, link it in.
6305 * configure.tgt: Initialize all variables.
6306 (x86_64*): Set targ_extra_obj and targ_extra_size.
6307 * configure: Rebuild.
6309 * object.cc (Sized_relobj::include_section_group): Adjust section
6310 indexes read from group data. Build vector to pass to
6312 * layout.cc (Layout::layout_group): Add flags and shndxes
6313 parameters. Remove contents parameter. Change caller. Update
6314 explicit instantiations.
6315 * layout.h (class Layout): Update layout_group declaration.
6316 * output.cc (Output_data_group::Output_data_group): Add flags and
6317 input_shndxes parameters. Remove contents parameter. Change
6319 (Output_data_group::do_write): Change input_sections_ to
6321 * output.h (class Output_data_group): Update constructor
6322 declaration. Rename input_sections_ to input_shndxes_.
6323 * testsuite/many_sections_test.cc: Add template.
6325 2008-04-30 Cary Coutant <ccoutant@google.com>
6327 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6329 * layout.cc (Layout::include_section): Refactored check for debug
6331 (Layout::add_comdat): Add new parameters. Change type
6332 of signature parameter. Add object and shndx to signatures table.
6333 (Layout::find_kept_object): New function.
6334 * layout.h: Include <cstring>.
6335 (Layout::is_debug_info_section): New function.
6336 (Layout::add_comdat): Add new parameters.
6337 (Layout::find_kept_object): New function.
6338 (Layout::Kept_section): New struct.
6339 (Layout::Signatures): Change type of map range.
6340 * object.cc (Relobj::output_section_address): New function.
6341 (Sized_relobj::include_section_group): Add new parameters. Change
6342 calls to Layout::add_comdat. Change to build table of kept comdat
6343 groups and table mapping discarded sections to kept sections.
6344 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6345 (Sized_relobj::do_layout): Change calls to include_section_group and
6346 include_linkonce_section.
6347 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6348 value to zero when section is discarded.
6349 (Sized_relobj::map_to_kept_section): New function.
6350 * object.h (Relobj::output_section_address): New function.
6351 (Relobj::Comdat_group): New type.
6352 (Relobj::find_comdat_group): New function.
6353 (Relobj::Comdat_group_table): New type.
6354 (Relobj::Kept_comdat_section): New type.
6355 (Relobj::Kept_comdat_section_table): New type.
6356 (Relobj::add_comdat_group): New function.
6357 (Relobj::set_kept_comdat_section): New function.
6358 (Relobj::get_kept_comdat_section): New function.
6359 (Relobj::comdat_groups_): New field.
6360 (Relobj::kept_comdat_sections_): New field.
6361 (Symbol_value::input_value): Update comment.
6362 (Sized_relobj::map_to_kept_section) New function.
6363 (Sized_relobj::include_linkonce_section): Add new parameter.
6364 * target-reloc.h (Comdat_behavior): New type.
6365 (get_comdat_behavior): New function.
6366 (relocate_section): Add code to map a discarded section to the
6367 corresponding kept section when applying a relocation.
6369 2008-04-30 Craig Silverstein <csilvers@google.com>
6371 * dwarf_reader.cc (next_generation_count): New static var.
6372 (Addr2line_cache_entry): New struct.
6373 (addr2line_cache): New static var.
6374 (Dwarf_line_info::one_addr2line): Added caching.
6375 (Dwarf_line_info::clear_addr2line_cache): New function.
6376 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6377 cache-size parameter.
6378 (Dwarf_line_info::one_addr2line_cache): New function.
6379 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6380 new cache-size argument to one_addr2line(), and clear cache.
6382 2008-04-28 Cary Coutant <ccoutant@google.com>
6384 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6385 R_386_PC8 relocations.
6387 2008-04-23 Ian Lance Taylor <iant@google.com>
6389 * object.cc (Sized_relobj::include_section_group): Check for
6390 invalid section group.
6392 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6395 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6396 than read for file header.
6397 * archive.cc (Archive::include_member): Likewise.
6399 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6401 * aclocal.m4: Regenerate.
6402 * configure: Regenerate.
6404 2008-04-19 Ian Lance Taylor <iant@google.com>
6406 * version.cc (version_string): Bump to 1.6.
6408 * testsuite/Makefile.am (many_sections_r_test): New target.
6409 (many_sections_r_test_SOURCES): Remove.
6410 (many_sections_r_test_DEPENDENCIES): Remove.
6411 (many_sections_r_test_LDFLAGS): Remove.
6412 (many_sections_r_test_LDADD): Remove.
6414 * object.cc (Sized_relobj::do_add_symbols): Always pass
6415 local_symbol_count_ to add_from_relobj.
6417 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6418 every thousand variables.
6419 * testsuite/Makefile.in: Rebuild.
6421 * object.cc (Xindex::initialize_symtab_xindex): New function.
6422 (Xindex::read_symtab_xindex): New function.
6423 (Xindex::sym_xindex_to_shndx): New function.
6424 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6426 (Sized_relobj::do_initialize_xindex): New function.
6427 (Sized_relobj::do_read_symbols): Adjust section links.
6428 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6429 parameter. Change all callers.
6430 (Sized_relobj::include_section_group): Adjust section links and
6431 symbol section indexes.
6432 (Sized_relobj::do_layout): Adjust section links.
6433 (Sized_relobj::do_count_local_symbols): Adjust section links and
6434 symbol section indexes.
6435 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6436 ordinary and special symbols.
6437 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6438 dynsym_xindex parameters. Change all callers. Adjust section
6439 links. Use SHN_XINDEX when needed.
6440 (Sized_relobj::get_symbol_location_info): Adjust section links.
6441 Don't get fooled by special symbols.
6442 * object.h (class Xindex): Define.
6443 (class Object): Add xindex_ parameter. Declare virtual functoin
6444 do_initialize_xindex.
6445 (Object::adjust_sym_shndx): New function.
6446 (Object::set_xindex): New protected function.
6447 (class Symbol_value): Add is_ordinary_shndx_ field.
6448 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6449 (Symbol_value::value): Assert ordinary section.
6450 (Symbol_value::initialize_input_to_output_map): Likewise.
6451 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6453 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6455 (class Sized_relobj): Update declarations.
6456 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6457 parameter. Change all callers.
6458 (Sized_relobj::adjust_shndx): New function.
6459 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6461 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6462 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6463 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6464 (Sized_dynobj::read_dynsym_section): Adjust section links.
6465 (Sized_dynobj::read_dynamic): Likewise.
6466 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6468 (Sized_dynobj::do_initialize_xindex): New function.
6469 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6470 do_initialize_xindex.
6471 (Sized_dynobj::adjust_shndx): New function.
6472 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6473 dynsym_xindex_ fields.
6474 (Layout::finalize): Add a call to set_section_indexes before
6475 creating the symtab sections.
6476 (Layout::set_section_indexes): Don't do anything if the section
6477 already has a section index.
6478 (Layout::create_symtab_sections): Add shnum parameter. Change
6479 caller. Create .symtab_shndx section if needed.
6480 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6482 (Layout::allocated_output_section_count): New function.
6483 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6485 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6486 fields. Update declarations.
6487 (Layout::symtab_xindex): New function.
6488 (Layout::dynsym_xindex): New function.
6489 (class Write_symbols_task): Add layout_ field.
6490 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6492 * output.cc (Output_section_headers::Output_section_headers): Add
6493 shstrtab_section parameter. Change all callers.
6494 (Output_section_headers::do_sized_write): Store overflow values
6495 for section count and section string table section index in
6496 section header zero.
6497 (Output_file_header::do_sized_write): Check for overflow of
6498 section count and section string table section index.
6499 (Output_symtab_xindex::do_write): New function.
6500 (Output_symtab_xindex::endian_do_write): New function.
6501 * output.h (class Output_section_headers): Add shstrtab_section_.
6502 Update declarations.
6503 (class Output_symtab_xindex): Define.
6504 (Output_section::has_out_shndx): New function.
6505 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6507 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6509 (Sized_symbol::init): Likewise.
6510 (Symbol::output_section): Check for ordinary symbol.
6511 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6512 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6514 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6515 Change all callers. Simplify handling of symbols from sections
6516 not included in the link.
6517 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6519 (Weak_alias_sorter::operator()): Assert that symbols are
6521 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6523 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6524 parameters. Change all callers.
6525 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6526 symbol distinction. Use SHN_XINDEX when needed.
6527 (Symbol_table::write_section_symbol): Add symtab_xindex
6528 parameter. Change all callers.
6529 (Symbol_table::sized_write_section_symbol): Likewise. Use
6530 SHN_XINDEX when needed.
6531 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6533 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6534 (Symbol::is_defined): Check is_ordinary.
6535 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6536 (Symbol::is_absolute, Symbol::is_common): Likewise.
6537 (class Sized_symbol): Update declarations.
6538 (class Symbol_table): Update declarations.
6539 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6540 parameters. Change all callers.
6541 (Sized_symbol::override): Likewise.
6542 (Symbol_table::override): Likewise.
6543 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6544 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6545 is_ordinary, and orig_st_shndx parameters. Change all callers.
6546 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6547 to be in an ordinary section.
6548 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6549 object and is_ordinary parameters. Change all callers.
6550 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6551 Change all callers. Don't add undefined or non-ordinary symbols
6553 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6555 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6557 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6558 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6559 (Sized_relobj::relocate_sections): Likewise.
6560 * target-reloc.h (scan_relocs): Adjust section symbol index.
6561 (scan_relocatable_relocs): Likewise.
6562 * i386.cc (Scan::local): Check for ordinary symbols.
6563 * sparc.cc (Scan::local): Likewise.
6564 * x86_64.cc (Scan::local): Likewise.
6565 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6566 to symbol_section_and_value.
6567 * testsuite/many_sections_test.cc: New file.
6568 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6569 (check_PROGRAMS): Add many_sections_test.
6570 (many_sections_test_SOURCES): Define.
6571 (many_sections_test_DEPENDENCIES): Define.
6572 (many_sections_test_LDFLAGS): Define.
6573 (BUILT_SOURCES): Add many_sections_define.h.
6574 (many_sections_define.h): New target.
6575 (BUILT_SOURCES): Add many_sections_check.h.
6576 (many_sections_check.h): New target.
6577 (check_PROGRAMS): Add many_sections_r_test.
6578 (many_sections_r_test_SOURCES): Define.
6579 (many_sections_r_test_DEPENDENCIES): Define.
6580 (many_sections_r_test_LDFLAGS): Define.
6581 (many_sections_r_test_LDADD): Define.
6582 (many_sections_r_test.o): New target.
6583 * testsuite/Makefile.in: Rebuild.
6585 2008-04-17 Cary Coutant <ccoutant@google.com>
6587 * errors.cc (Errors::info): New function.
6588 (gold_info): New function.
6589 * errors.h (Errors::info): New function.
6590 * gold.h (gold_info): New function.
6591 * object.cc (Input_objects::add_object): Print trace output.
6592 * options.cc (options::parse_set): New function.
6593 (General_options::parse_wrap): Deleted.
6594 (General_options::General_options): Deleted initializer.
6595 * options.h (options::String_set): New typedef.
6596 (options::parse_set): New function.
6597 (DEFINE_set): New macro.
6598 (General_options::wrap): Changed to use DEFINE_set. Changed
6599 callers of any_wrap_symbols and is_wrap_symbol.
6600 (General_options::trace, General_options::trace_symbol):
6602 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6603 (General_options::wrap_symbols_): Deleted.
6604 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6606 2008-04-17 David S. Miller <davem@davemloft.net>
6608 * options.cc (General_options::parse_V): New function.
6609 * options.h: Add entries for -V and -Qy.
6611 2008-04-17 Ian Lance Taylor <iant@google.com>
6613 * common.cc (Symbol_table::allocate_commons): Remove options
6614 parameter. Change caller.
6615 (Symbol_table::do_allocate_commons): Remove options parameter.
6616 Change caller. Just call do_allocate_commons_list twice.
6617 (Symbol_table::do_allocate_commons_list): New function, broken out
6618 of do_allocate_commons.
6619 * common.h (class Allocate_commons_task): Remove options_ field.
6621 * symtab.cc (Symbol_table::Symbol_table): Initialize
6623 (Symbol_table::add_from_object): Put TLS common symbols on
6625 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6626 which are IN_OUTPUT_DATA.
6627 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6628 allocate_commons and do_allocate_commons declarations. Declare
6629 do_allocate_commons_list.
6630 * gold.cc (queue_middle_tasks): Update creation of
6631 Allocate_commons_task to not pass options.
6632 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6633 (TLS_TEST_C_FLAGS): New variable.
6634 (tls_test_c_pic.o): New target.
6635 (tls_test_shared.so): Link in tls_test_c_pic.o.
6636 (tls_test_c_pic_ie.o): New target.
6637 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6638 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6639 (tls_test_c.o): New target.
6640 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6641 (tls_pic_test_LDADD): Likewise.
6642 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6643 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6644 (tls_test_c_gnu2.o): New target.
6645 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6647 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6648 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6649 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6650 * testsuite/tls_test.cc: Include "config.h".
6651 (t_last): Call t11_last.
6652 * testsuite/tls_test.h (t11, t11_last): Declare.
6653 * testsuite/tls_test_c.c: New file.
6654 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6655 * configure.ac: Check for OpenMP support.
6656 * configure, config.in, Makefile.in: Rebuild.
6657 * testsuite/Makefile.in: Rebuild.
6659 2008-04-16 Cary Coutant <ccoutant@google.com>
6661 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6662 (Target_i386::tls_base_symbol_defined_): New field.
6663 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6664 (Target_i386::Scan::global): Likewise.
6665 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6666 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6667 (Target_x86_64::tls_base_symbol_defined_): New field.
6668 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6669 (Target_x86_64::Scan::global): Likewise.
6671 2008-04-16 Cary Coutant <ccoutant@google.com>
6673 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6674 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6675 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6676 building shared libraries.
6677 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6678 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6679 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6680 * testsuite/Makefile.in: Rebuild.
6681 * testsuite/weak_undef.h: New file.
6682 * testsuite/weak_undef_file1.cc: Add extra test cases.
6683 * testsuite/weak_undef_file2.cc: Likewise.
6684 * testsuite/weak_undef_test.cc: Likewise.
6686 2008-04-16 David S. Miller <davem@davemloft.net>
6688 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6689 Add issued_non_pic_error_ field. Declare check_non_pic.
6690 (Target_sparc::Scan::check_non_pic): New function.
6691 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6692 (Target_sparc::Scan::global): Likewise.
6694 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6695 * configure: Rebuild.
6697 * options.h (DEFINE_enable): New macro.
6698 (new_dtags): New enable option.
6699 (initfirst, interpose, loadfltr, nodefaultlib,
6700 nodelete, nodlopen, nodump): New -z options.
6701 * layout.cc (Layout:finish_dynamic_section): If new
6702 dtags enabled, emit DT_RUNPATH. Also, emit a
6703 DT_FLAGS_1 containing any specified -z flags.
6705 2008-04-16 Ian Lance Taylor <iant@google.com>
6707 * copy-relocs.cc: New file.
6708 * copy-relocs.h: New file.
6709 * reloc.cc: Remove Copy_relocs code.
6710 * reloc.h: Likewise.
6711 * reloc-types.h (struct Reloc_types) [both versions]: Add
6712 get_reloc_addend_noerror.
6713 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6714 variants of add_global which take an addend which must be zero.
6715 * i386.cc: Include "copy-relocs.h".
6716 (class Target_i386): Change type of copy_relocs_ to variable,
6718 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6720 (Target_i386::do_finalize_sections): Change handling of
6722 * sparc.cc: Include "copy-relocs.h".
6723 (class Target_sparc): Change type of copy_relocs_ to variable,
6725 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6727 (Target_sparc::do_finalize_sections): Change handling of
6729 * x86_64.cc: Include "copy-relocs.h".
6730 (class Target_x86_64): Change type of copy_relocs_ to variable,
6732 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6733 class. Change all callers.
6734 (Target_x86_64::do_finalize_sections): Change handling of
6736 * Makefile.am (CCFILES): Add copy-relocs.cc.
6737 (HFILES): Add copy-relocs.h.
6739 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6741 * testsuite/script_test_4.sh: Permit leading zeroes.
6743 2008-04-15 Ian Lance Taylor <iant@google.com>
6745 * script-sections.cc (Script_sections::create_segments): Use
6746 header_size_adjustment even when there is enough room for the
6748 * testsuite/script_test_4.sh: New file.
6749 * testsuite/script_test_4.t: New file.
6750 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6751 (check_DATA): Add script_test_4.stdout.
6752 (MOSTLYCLEANFILES): Likewise.
6753 (script_test_4): New target.
6754 (script_test_4.stdout): New target.
6755 * testsuite/Makefile.in: Rebuild.
6757 * sparc.cc: Add definitions for Output_data_plt_sparc class
6760 2008-04-14 David S. Miller <davem@davemloft.net>
6762 * sparc.cc: New file.
6763 * Makefile.am (TARGETSOURCES): Add sparc.cc
6764 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6765 * configure.tgt: Document targ_extra_size and
6766 targ_extra_big_endian. Add entries for sparc-* and
6768 * configure.ac: Handle targ_extra_size and
6769 targ_extra_big_endian.
6770 * Makefile.in: Rebuild.
6771 * configure: Likewise.
6772 * po/POTFILES.in: Likewise.
6773 * po/gold.pot: Likewise.
6775 2008-04-14 Ian Lance Taylor <iant@google.com>
6777 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6778 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6779 in the name/type/flags to section mapping. Don't call
6780 allocate_output_section.
6781 (Layout::choose_output_section): Change parameter from adjust_name
6782 to is_input_section. Don't permit input sections after sections
6783 are attached to segments. Don't call allocate_output_section.
6784 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6785 not write_enable_output_section.
6786 (Layout::make_output_section): Don't push to
6787 unattached_section_list_ nor call attach_to_segment. Call
6788 attach_section_to_segment if sections are attached.
6789 (Layout::attach_sections_to_segments): New function.
6790 (Layout::attach_section_to_segment): New function.
6791 (Layout::attach_allocated_section_to_segment): Rename from
6792 attach_to_segment. Remove flags parameter.
6793 (Layout::allocate_output_section): Remove function.
6794 (Layout::write_enable_output_section): Remove function.
6795 * layout.h (class Layout): Update for above changes. Add new
6796 field sections_are_attached_.
6797 * output.h (Output_section::update_flags_for_input_section): New
6799 * output.cc (Output_section::add_input_section): Call
6800 update_flags_for_input_section.
6801 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6803 2008-04-11 Cary Coutant <ccoutant@google.com>
6805 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6806 thought unnecessary.
6807 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6809 2008-04-11 Ian Lance Taylor <iant@google.com>
6811 * output.h (class Output_section_data): Remove inline definition
6813 * output.cc (Output_section_data::set_addralign): New function.
6815 2008-04-11 Cary Coutant <ccoutant@google.com>
6817 Add support for TLS descriptors for i386 and x86_64.
6818 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6819 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6820 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6822 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6823 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6824 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6826 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6827 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6828 Fix problem with initial-exec relocations.
6829 (Target_i386::Relocate::relocate_tls): Likewise.
6830 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6832 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6833 support for section-plus-offset dynamic table entries.
6834 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6835 (Output_data_dynamic::Dynamic_entry): Add support for
6836 section-plus-offset dynamic table entries.
6837 (Output_data_dynamic::Classification): Likewise.
6838 (Output_data_dynamic::classification_): Renamed offset_.
6839 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6840 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6841 (Target_x86_64::make_plt_section): New function.
6842 (Target_x86_64::reserve_tlsdesc_entries): New function.
6843 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6844 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6845 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6846 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6847 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6848 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6849 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6850 add extra PLT entry for TLS descriptors.
6851 (Output_data_plt_x86_64::got_): New field.
6852 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6853 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6855 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6857 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6858 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6859 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6860 R_386_TLS_DESC_CALL relocations.
6861 (Target_x86_64::Scan::global): Likewise.
6862 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6863 for TLS descriptors.
6864 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6865 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6866 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6867 GD-to-IE relaxation.
6868 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6869 and TLS_DESCRIPTORS.
6870 * Makefile.in: Rebuild.
6871 * configure: Rebuild.
6872 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6873 (tls_test_shared2.so): New target.
6874 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6875 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6876 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6877 (tls_shared_gd_to_ie_test_LDADD): New variable.
6878 (tls_shared_gnu2_gd_to_ie_test): New target.
6879 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6881 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6882 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6883 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6884 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6885 (tls_shared_gnu2_test): New target.
6886 (tls_test_gnu2_shared.so): New target.
6887 (tls_shared_gnu2_test_SOURCES): New variable.
6888 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6889 (tls_shared_gnu2_test_LDFLAGS): New variable.
6890 (tls_shared_gnu2_test_LDADD): New variable.
6891 * testsuite/Makefile.in: Rebuild.
6892 * testsuite/Makefile.
6894 2008-04-11 Ian Lance Taylor <iant@google.com>
6896 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6898 * testsuite/Makefile.in: Rebuild.
6900 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6902 * testsuite/script_test_2.cc (main): Adjust test.
6904 2008-04-11 David S. Miller <davem@davemloft.net>
6905 Ian Lance Taylor <iant@google.com>
6907 * options.h (General_options): Add entries for '-Y' and
6909 * options.cc (General_options:finalize): If -Y was used, add those
6910 entries to the library path instead of the default "/lib" and
6913 2008-04-11 David S. Miller <davem@davemloft.net>
6915 * testsuite/justsyms.t: Start at 0x100.
6916 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6917 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6919 * testsuite/script_test_2.cc: Adjust string and section length
6922 2008-04-09 Ian Lance Taylor <iant@google.com>
6925 * script-sections.cc (Sections_element::allocate_to_segment): Add
6927 (Output_section_definition::allocate_to_segment): Likewise.
6928 (Orphan_output_section::allocate_to_segment): Likewise.
6929 (Script_sections::attach_sections_using_phdrs_clause): Don't
6930 propagate non-PT_LOAD segments to orphan sections.
6931 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6932 readelf rather than objdump.
6933 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6934 .interp section and PT_INTERP segment are the same size.
6935 * testsuite/Makefile.in: Rebuild.
6937 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6938 aliases for symbols defined in the same object.
6939 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6940 (weak_alias_test_SOURCES): New variable.
6941 (weak_alias_test_DEPENDENCIES): New variable.
6942 (weak_alias_test_LDFLAGS): New variable.
6943 (weak_alias_test_LDADD): New variable.
6944 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6945 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6946 (weak_alias_test_3.o): New target.
6947 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6948 * testsuite/weak_alias_test_main.cc: New file.
6949 * testsuite/weak_alias_test_1.cc: New file.
6950 * testsuite/weak_alias_test_2.cc: New file.
6951 * testsuite/weak_alias_test_3.cc: New file.
6953 2008-04-08 Ian Lance Taylor <iant@google.com>
6955 * options.h (class General_options): Add --noinhibit-exec option.
6956 * main.cc (main): Check --noinhibit-exec.
6958 * options.h (class General_options): Define --wrap as a special
6959 option. Add wrap_symbols_ field.
6960 (General_options::any_wrap_symbols): New function.
6961 (General_options::is_wrap_symbol): New function.
6962 * options.cc (General_options::parse_wrap): New function.
6963 (General_options::General_options): Initialize wrap_symbols_.
6964 * symtab.cc (Symbol_table::wrap_symbol): New function.
6965 (Symbol_table::add_from_object): Handle --wrap.
6966 * symtab.h (class Symbol_table): Declare wrap_symbol.
6967 * target.h (Target::wrap_char): New function.
6968 (Target::Target_info): Add wrap_char field.
6969 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6970 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6971 * testsuite/testfile.cc (Target_test::test_target_info):
6974 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6977 * layout.h (class Layout): Add added_eh_frame_data_ field.
6978 * layout.cc (Layout::Layout): Initialize new field.
6979 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6980 output section until we find a section we merged successfully.
6981 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6982 that the size be non-zero.
6984 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6987 2008-04-08 Craig Silverstein <csilvers@google.com>
6989 * configure.ac: Export new conditional variable HAVE_ZLIB.
6990 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6992 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6993 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6995 2008-04-07 Ian Lance Taylor <iant@google.com>
6997 * version.cc (version_string): Set to "1.5".
6999 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7000 Add issued_non_pic_error_ field. Declare check_non_pic.
7001 (Target_x86_64::Scan::check_non_pic): New function.
7002 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7003 (Target_x86_64::Scan::global): Likewise.
7005 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7006 addend parameter. Change caller. Handle merge sections.
7007 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7008 Address to Addend. Don't add in the result of
7009 local_section_offset, pass down the addend and use the returned
7011 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7012 Update declarations of local_section_offset and symbol_value.
7013 * testsuite/two_file_test_1.cc (t18): New function.
7014 * testsuite/two_file_test_2.cc (f18): New function.
7015 * testsuite/two_file_test_main.cc (main): Call t18.
7016 * testsuite/two_file_test.h (t18, f18): Declare.
7018 * configure.ac: Don't test for objdump, c++filt, or readelf.
7019 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7021 (TEST_READELF): New variable.
7022 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7023 (check_PROGRAMS): Add two_file_strip_test.
7024 (two_file_strip_test): New target.
7025 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7026 (two_file_same_shared_strip_test_SOURCES): New variable.
7027 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7028 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7029 (two_file_same_shared_strip_test_LDADD): New variable.
7030 (two_file_shared_strip.so): New target.
7031 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7032 (ver_test_5.syms, ver_test_7.syms): Likewise.
7033 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7034 (strip_test_3.stdout): Use TEST_OBJDUMP.
7035 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7037 2008-04-04 Cary Coutant <ccoutant@google.com>
7039 * symtab.h (Symbol::is_weak_undefined): New function.
7040 (Symbol::is_strong_undefined): New function.
7041 (Symbol::is_absolute): New function.
7042 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7043 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7045 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7046 (weak_undef_test): New target.
7047 * testsuite/Makefile.in: Rebuild.
7048 * testsuite/weak_undef_file1.cc: New file.
7049 * testsuite/weak_undef_file2.cc: New file.
7050 * testsuite/weak_undef_test.cc: New file.
7052 2008-04-03 Craig Silverstein <csilvers@google.com>
7054 * compressed_output.h (class Output_compressed_section): Use
7056 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7058 (zlib_compressed_suffix): Removed.
7059 (Output_compressed_section::set_final_data_size): Use unsigned
7061 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7062 Fix linker invocation.
7063 (flagstest_o_specialfile_and_compress_debug_sections):
7065 * testsuite/Makefile.in: Regenerated.
7067 2008-04-02 David S. Miller <davem@davemloft.net>
7069 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7070 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7072 2008-04-02 Craig Silverstein <csilvers@google.com>
7076 2008-04-02 Ian Lance Taylor <iant@google.com>
7078 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7079 parameters. Update for new key type to views_. Change all
7081 (File_read::read): Adjust for byteshift in returned view.
7082 (File_read::add_view): New function, broken out of
7084 (File_read::make_view): New function, broken out of
7086 (File_read::find_or_make_view): Add offset and aligned
7087 parameters. Rewrite accordingly. Change all callers.
7088 (File_read::get_view): Add offset and aligned parameters. Adjust
7089 for byteshift in return value.
7090 (File_read::get_lasting_view): Likewise.
7091 * fileread.h (class File_read): Update declarations.
7092 (class File_read::View): Add byteshift_ field. Add byteshift to
7093 constructor. Add byteshift method.
7094 * archive.h (Archive::clear_uncached_views): New function.
7095 (Archive::get_view): Add aligned parameter. Change all callers.
7096 * object.h (Object::get_view): Add aligned parameter. Change all
7098 (Object::get_lasting_view): Likewise.
7100 * fileread.cc (File_read::release): Don't call clear_views if
7101 there are multiple objects.
7102 * fileread.h (File_read::clear_uncached_views): New function.
7103 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7106 2008-03-31 Cary Coutant <ccoutant@google.com>
7108 Add thin archive support.
7109 * archive.cc (Archive::armagt): New const.
7110 (Archive::setup): Remove task parameter and calls to unlock.
7111 (Archive::unlock_nested_archives): New function.
7112 (Archive::read_header): Add nested_off parameter. Change
7114 (Archive::interpret_header): Likewise.
7115 (Archive::include_all_members): Change to handle thin
7117 (Archive::include_member): Likewise.
7118 * archive.h (Archive::Archive): Add new parameters and
7120 (Archive::armagt): New const.
7121 (Archive::setup): Remove task parameter.
7122 (Archive::unlock_nested_archives): New function.
7123 (Archive::read_header): Add nested_off parameter.
7124 (Archive::interpret_header): Likewise.
7125 (Archive::Nested_archive_table): New typedef.
7126 (Archive::is_thin_archive_): New field.
7127 (Archive::nested_archives_): New field.
7128 (Archive::options_): New field.
7129 (Archive::dirpath_): New field.
7130 (Archive::task_): New field.
7131 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7132 for thin archives. Pass additional parameters to
7133 Archive::Archive. Unlock the archive file after calling
7136 2008-03-29 Ian Lance Taylor <iant@google.com>
7138 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7139 version symbol to be local.
7140 * testsuite/ver_test_4.sh: New file.
7141 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7142 (check_DATA): Add ver_test_4.syms.
7143 (ver_test_4.syms): New target.
7144 * testsuite/Makefile.in: Rebuild.
7147 (Output_section::Input_section_sort_entry::has_priority): New
7149 (Output_section::Input_section_sort_entry::match_file_name): New
7151 (Output_section::Input_section_sort_entry::match_section_name):
7153 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7155 (Output_section::Input_section_sort_entry::match_section_file):
7157 (Output_section::Input_section_sort_compare::operator()): Rewrite
7158 using new Input_section_sort_entry functions. Sort crtbegin and
7159 crtend first. Sort sections with no priority before sections with
7161 * testsuite/initpri1.c (d3): Check j != 4.
7162 (cd5): New constructor/destructor function.
7163 (main): Check j != 2.
7165 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7166 new symbol when resolving, don't call set_is_default.
7167 * testsuite/ver_test_7.cc: New file.
7168 * testsuite/ver_test_7.sh: New file.
7169 * testsuite/Makefile.am (ver_test_7.so): New target.
7170 (ver_test_7.o): New target.
7171 (check_SCRIPTS): Add ver_test_7.sh.
7172 (check_DATA): Add ver_test_7.syms.
7173 (ver_test_7.syms): New target.
7175 2008-03-28 Ian Lance Taylor <iant@google.com>
7177 * layout.cc (Layout::layout): If we see an input section with a
7178 name that needs sorting, set the must_sort flag for the output
7180 (Layout::make_output_section): If the name of the output section
7181 indicates that it might require sorting, set the may_sort flag.
7182 * output.h (Output_section::may_sort_attached_input_sections): New
7184 (Output_section::set_may_sort_attached_input_sections): New
7186 (Output_section::must_sort_attached_input_sections): New
7188 (Output_section::set_must_sort_attached_input_sections): New
7190 (class Output_section): Declare Input_section_sort_entry. Define
7191 Input_section_sort_compare. Declare
7192 sort_attached_input_sections. Add new fields:
7193 may_sort_attached_input_sections_,
7194 must_sort_attached_input_sections_,
7195 attached_input_sections_are_sorted_.
7196 * output.cc (Output_section::Output_section): Initialize new
7198 (Output_section::add_input_section): Add an entry to
7199 input_sections_ if may_sort or must_sort are true.
7200 (Output_section::set_final_data_size): Call
7201 sort_attached_input_sections if necessary.
7202 (Output_section::Input_section_sort_entry): Define new class.
7203 (Output_section::Input_section_sort_compare::operator()): New
7205 (Output_section::sort_attached_input_sections): New function.
7206 * configure.ac: Check whether the compiler supports constructor
7207 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7208 * testsuite/initpri1.c: New file.
7209 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7210 CONSTRUCTOR_PRIORITY.
7211 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7212 (initpri1_LDFLAGS): New variable.
7213 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7215 2008-03-27 Ian Lance Taylor <iant@google.com>
7217 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7218 * testsuite/common_test_1.c: New file.
7219 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7220 (common_test_1_SOURCES): New variable.
7221 (common_test_1_DEPENDENCIES): New variable.
7222 (common_test_1_LDFLAGS): New variable.
7224 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7225 and commons_ correctly when NAME/VERSION does not override
7227 * testsuite/ver_test_6.c: New file.
7228 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7229 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7230 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7232 2008-03-26 Ian Lance Taylor <iant@google.com>
7234 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7235 of an undefined symbol from a version script.
7236 * testsuite/Makefile.am (ver_test_5.so): New target.
7237 (ver_test_5.o): New target.
7238 (check_SCRIPTS): Add ver_test_5.sh.
7239 (check_DATA): Add ver_test_5.syms.
7240 (ver_test_5.syms): New target.
7241 * testsuite/ver_test_5.cc: New file.
7242 * testsuite/ver_test_5.script: New file.
7243 * testsuite/ver_test_5.sh: New file.
7244 * Makefile.in, testsuite/Makefile.in: Rebuild.
7247 Fix problems building gold with gcc 4.3.0.
7248 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7249 (gold_error_at_location, gold_warning_at_location): Use it.
7250 * configure.ac: Check whether we can compile and use a template
7251 function with a printf attribute.
7252 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7253 when jumping over bytes.
7254 * object.cc: Instantiate Object::read_section_data.
7255 * debug.h: Include <cstring>
7256 * dwarf_reader.cc: Include <algorithm>
7257 * main.cc: Include <cstring>.
7258 * options.cc: Include <cstring>.
7259 * output.cc: Include <cstring>.
7260 * script.cc: Include <cstring>.
7261 * script.h: Include <string>.
7262 * symtab.cc: Include <cstring> and <algorithm>.
7263 * target-select.cc: Include <cstring>.
7264 * version.cc: Include <string>.
7265 * testsuite/testmain.cc: Include <cstdlib>.
7266 * configure, config.in: Rebuild.
7268 2008-03-25 Ian Lance Taylor <iant@google.com>
7270 * options.cc: Include "../bfd/bfdver.h".
7271 (options::help): Print bug reporting address.
7273 * version.cc (print_version): Adjust output for current value of
7278 * options.cc (options::help): Print list of supported targets.
7279 * target-select.h: Include <vector>.
7280 (class Target_selector): Make machine_, size_, and is_big_endian_
7281 fields const. Add bfd_name_ and instantiated_target_ fields.
7282 (Target_selector::Target_selector): Add bfd_name parameter.
7283 (Target_selector::recognize): Make non-virtual, call
7285 (Target_selector::recognize_by_name): Make non-virtual, call
7286 do_recognize_by_name.
7287 (Target_selector::supported_names): New function.
7288 (Target_selector::bfd_name): New function.
7289 (Target_selector::do_instantiate_target): New pure virtual
7291 (Target_selector::do_recognize): New virtual function.
7292 (Target_selector::do_recognize_by_name): New virtual function.
7293 (Target_selector::instantiate_target): New private function.
7294 (supported_target_names): Declare.
7295 * target-select.cc (Target_selector::Target_selector): Update for
7296 new parameter and fields.
7297 (select_target_by_name): Check that the name matches before
7298 calling recognize_by_name.
7299 (supported_target_names): New function.
7300 * i386.cc (class Target_selector_i386): Update Target_selector
7301 constructor call. Remove recognize and recognize_by_name. Add
7302 do_instantiate_target.
7303 * x86_64.cc (class Target_selector_x86_64): Likewise.
7304 * testsuite/testfile.cc (class Target_selector_test): Update for
7305 changes to Target_selector.
7307 * README: Rewrite, with some notes on unsupported features.
7309 2008-03-24 Cary Coutant <ccoutant@google.com>
7311 * i386.cc (Target_i386::Got_type): New enum declaration.
7312 (Target_i386::Scan::local): Updated callers of Output_data_got
7314 (Target_i386::Scan::global): Likewise.
7315 (Target_i386::Relocate::relocate): Likewise.
7316 (Target_i386::Relocate::relocate_tls): Likewise.
7317 * object.h (Got_offset_list): New class.
7318 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7319 (Sized_relobj::local_got_offset): Likewise.
7320 (Sized_relobj::set_local_got_offset): Likewise.
7321 (Sized_relobj::local_has_tls_got_offset): Removed.
7322 (Sized_relobj::local_tls_got_offset): Removed.
7323 (Sized_relobj::set_local_tls_got_offset): Removed.
7324 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7325 * output.cc (Output_data_got::add_global): Added got_type parameter.
7326 (Output_data_got::add_global_with_rel): Likewise.
7327 (Output_data_got::add_global_with_rela): Likewise.
7328 (Output_data_got::add_global_pair_with_rel): New function.
7329 (Output_data_got::add_global_pair_with_rela): New function.
7330 (Output_data_got::add_local): Added got_type parameter.
7331 (Output_data_got::add_local_with_rel): Likewise.
7332 (Output_data_got::add_local_with_rela): Likewise.
7333 (Output_data_got::add_local_pair_with_rel): New function.
7334 (Output_data_got::add_local_pair_with_rela): New function.
7335 (Output_data_got::add_global_tls): Removed.
7336 (Output_data_got::add_global_tls_with_rel): Removed.
7337 (Output_data_got::add_global_tls_with_rela): Removed.
7338 (Output_data_got::add_local_tls): Removed.
7339 (Output_data_got::add_local_tls_with_rel): Removed.
7340 (Output_data_got::add_local_tls_with_rela): Removed.
7341 * output.h (Output_data_got::add_global): Added got_type parameter.
7342 (Output_data_got::add_global_with_rel): Likewise.
7343 (Output_data_got::add_global_with_rela): Likewise.
7344 (Output_data_got::add_global_pair_with_rel): New function.
7345 (Output_data_got::add_global_pair_with_rela): New function.
7346 (Output_data_got::add_local): Added got_type parameter.
7347 (Output_data_got::add_local_with_rel): Likewise.
7348 (Output_data_got::add_local_with_rela): Likewise.
7349 (Output_data_got::add_local_pair_with_rel): New function.
7350 (Output_data_got::add_local_pair_with_rela): New function.
7351 (Output_data_got::add_global_tls): Removed.
7352 (Output_data_got::add_global_tls_with_rel): Removed.
7353 (Output_data_got::add_global_tls_with_rela): Removed.
7354 (Output_data_got::add_local_tls): Removed.
7355 (Output_data_got::add_local_tls_with_rel): Removed.
7356 (Output_data_got::add_local_tls_with_rela): Removed.
7357 * resolve.cc (Symbol::override_base_with_special): Removed
7358 reference to has_got_offset_ field.
7359 * symtab.cc (Symbol::init_fields): Replaced initialization
7360 of got_offset_ with got_offsets_. Removed initialization
7362 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7363 (Symbol::got_offset): Likewise.
7364 (Symbol::set_got_offset): Likewise.
7365 (Symbol::has_tls_got_offset): Removed.
7366 (Symbol::tls_got_offset): Removed.
7367 (Symbol::set_tls_got_offset): Removed.
7368 (Symbol::got_offset_): Removed.
7369 (Symbol::tls_mod_got_offset_): Removed.
7370 (Symbol::tls_pair_got_offset_): Removed.
7371 (Symbol::got_offsets_): New field.
7372 (Symbol::has_got_offset): Removed.
7373 (Symbol::has_tls_mod_got_offset): Removed.
7374 (Symbol::has_tls_pair_got_offset): Removed.
7375 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7376 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7378 (Target_x86_64::Scan::global): Likewise.
7379 (Target_x86_64::Relocate::relocate): Likewise.
7380 (Target_x86_64::Relocate::relocate_tls): Likewise.
7382 2008-03-25 Ben Elliston <bje@au.ibm.com>
7384 * yyscript.y: Fix spelling error in comment.
7386 2008-03-24 Ian Lance Taylor <iant@google.com>
7388 * options.h (class General_options): Define build_id option.
7389 * layout.h (class Layout): Declare write_build_id, create_note,
7390 create_build_id. Add build_id_note_ member.
7391 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7392 "libiberty.h", "md5.h", "sha1.h".
7393 (Layout::Layout): Initialize eh_frame_data_,
7394 eh_frame_hdr_section_, and build_id_note_.
7395 (Layout::finalize): Call create_build_id.
7396 (Layout::create_note): New function, broken out of
7397 Layout::create_gold_note.
7398 (Layout::create_gold_note): Call create_note.
7399 (Layout::create_build_id): New function.
7400 (Layout::write_build_id): New function.
7401 (Close_task_runner::run): Call write_build_id.
7403 * x86_64.cc: Correct license to GPLv3.
7405 2008-03-23 Ian Lance Taylor <iant@google.com>
7407 * options.cc: Include "demangle.h".
7408 (parse_optional_string): New function.
7409 (parse_long_option): Handle takes_optional_argument.
7410 (parse_short_option): Update dash_z initializer. Handle
7411 takes_optional_argument.
7412 (General_options::General_options): Initialize do_demangle_.
7413 (General_options::finalize): Set do_demangle_. Handle demangling
7415 * options.h (parse_optional_string): Declare.
7416 (struct One_option): Add optional_arg field. Update constructor.
7417 Update call constructor calls. Add takes_optional_argument
7419 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7420 (DEFINE_optional_string): Define.
7421 (General_options::demangle): Change from DEFINE_bool to
7422 DEFINE_optional_string.
7423 (General_options::no_demangle): New function.
7424 (General_options::do_demangle): New function.
7425 (General_options::set_do_demangle): New function.
7426 (General_options::execstack_status_): Move definition to end of
7428 (General_options::static_): Likewise.
7429 (General_options::do_demangle_): New field.
7430 * object.cc (big_endian>::get_symbol_location_info): Call
7431 Options::do_demangle, not Options::demangle.
7432 * symtab.cc (demangle): Likewise.
7434 2008-03-22 Ian Lance Taylor <iant@google.com>
7436 * gold.h: Include <cstddef> and <sys/types.h>
7437 * options.h: Include <cstring>.
7439 2008-03-21 Ian Lance Taylor <iant@google.com>
7441 * Added source code to GNU binutils.