1 2010-03-22 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Arm_relocate_functions::abs8,
4 Arm_relocate_functions::abs16): Use correct check for overflow
5 specified in the ARM ELF specs.
6 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
7 target of a BLX instruction specially.
8 (Reloc_stub::stub_type_for_reloc): Ditto.
9 (Relocate::relocate): Use symbolic names instead of numeric relocation
10 codes to report error.
11 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
13 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
14 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
15 thumb2_blx_out_of_range.stdout
16 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
17 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
18 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
19 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
20 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
21 thumb2_blx_in_range, thumb2_blx_in_range.o,
22 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
23 thumb2_blx_out_of_range.o): New rules.
24 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
25 thumb2_blx_in_range and thumb2_blx_out_of_range.
26 * testsuite/Makefile.in: Regenerate.
27 * arm_branch_in_range.sh: Add tests for THUMB BLX.
28 * testsuite/thumb_blx_in_range.s: New file.
29 * testsuite/thumb_blx_out_of_range.s: New file.
31 2010-03-22 Rafael Espindola <espindola@google.com>
33 * archive.cc (Should_include): Move to archive.h.
34 (should_include_member): Make it a member of Archive.
36 (Add_lib_group_symbols): New.
37 * archive.h: Include options.h.
38 (Archive_member): Moved from Archive.
39 (Should_include): Moved from archive.cc.
41 (Add_lib_group_symbols): New.
42 * dynobj.cc (do_should_include_member): New.
43 * dynobj.h (do_should_include_member): New.
44 * gold.cc (queue_initial_tasks): Update call to queue.
45 * main.cc (main): Print lib group stats.
46 * object.cc (do_should_include_member): New.
47 * object.h: Include archive.h.
48 (Object::should_include_member): New.
49 (Object::do_should_include_member): New.
50 (Sized_relobj::do_should_include_member): New.
51 * options.cc (General_options::parse_start_lib): New.
52 (General_options::parse_end_lib): New.
53 (Input_arguments::add_file): Handle lib groups.
54 (Input_arguments::start_group): Check we are not in a lib.
55 (Input_arguments::start_lib): New.
56 (Input_arguments::end_lib): New.
57 * options.h (General_options): Add start_lib and end_lib.
58 (Input_argument::lib_): New.
59 (Input_argument::lib): New.
60 (Input_argument::is_lib): New.
61 (Input_file_lib): New.
62 (Input_arguments::in_lib_): New.
63 (Input_arguments::in_lib): New.
64 (Input_arguments::start_lib): New.
65 (Input_arguments::end_lib_): New.
66 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
67 in unused members as preempted.
68 (Sized_pluginobj::do_should_include_member): New.
69 * plugin.h (Sized_pluginobj::do_should_include_member): New.
70 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
72 (Read_symbols::do_whole_lib_group): New.
73 (Read_symbols::do_lib_group): New.
74 (Read_symbols::do_read_symbols): Handle lib groups.
75 (Read_symbols::get_name): Handle lib groups.
76 * readsyms.h (Read_symbols): Add an archive member pointer.
77 (Read_symbols::do_whole_lib_group): New.
78 (Read_symbols::do_lib_group): New.
79 (Read_symbols::member_): New.
80 * script.cc (read_input_script): Update call to queue_soon.
82 2010-03-19 Doug Kwan <dougkwan@google.com>
84 * arm.cc (Stub_table::Stub_table): Initialize new data members
85 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
86 (Stub_table::add_reloc_stub): Assign stub offset and update
87 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
88 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
90 (Stub_table::update_data_size_and_addralign): Use
91 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
92 instead of going over all reloc stubs.
93 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
94 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
95 Stringpool_template::offset_ to size of Stringpool_char.
96 (Stringpool_template::new_key_offset): Remove code to initialize
97 Stringpool_template::offset_.
98 * stringpool.h (Stringpool_template::set_no_zero_null): Set
99 Stringpool_template::offset_ to zero.
101 2010-03-15 Doug Kwan <dougkwan@google.com>
103 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
105 (Stringpool_template::new_key_offset): New method.
106 (Stringpool_template::add_string): Assign offsets when adding new
108 (Stringpool_template::set_string_offsets): Do not set string offsets
110 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
112 (Chunked_vector::clear): Clear size_.
113 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
114 (Chunked_vector::size): Return size_.
115 (Chunked_vector::push_back): Use size_ to find insert position.
116 (Chunked_vector::size_): New data member.
117 (Stringpool_template::set_no_zero_null): Assert string set is empty.
118 (Stringpool_template::new_key_offset): New method declaration.
119 (Stringpool_template::offset_): New data member.
121 2010-03-15 Rafael Espindola <espindola@google.com>
123 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
124 Add_symbols' constructor.
125 * readsyms.h (Add_symbols): Remove the input_group member.
127 2010-03-10 Ian Lance Taylor <iant@google.com>
129 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
130 target to ask whether a reference to a symbol requires a stack
132 * target.h (Target::is_call_to_non_split): New function.
133 (Target::do_is_call_to_non_split): Declare virtual function.
134 * target.cc: Include "symtab.h".
135 (Target::do_is_call_to_non_split): New function.
136 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
138 2010-03-10 Cary Coutant <ccoutant@google.com>
140 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
141 (File_read::open[1]): Remove initial mapping of whole_file_view_.
142 (File_read::open[2]): Add whole_file_view_ to list of views.
143 (File_read::make_view): Remove test of whole_file_view_.
144 (File_read::find_or_make_view): Create whole_file_view_ if
146 (File_read::clear_views): Replace bool parameter with enum;
147 adjust all callers. Don't delete views with permanent data;
148 do delete cached views and views from archives if
149 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
150 if clearing the corresponding view.
151 * fileread.h (File_read::Clear_views_mode): New enum.
152 (File_read::View::is_permanent_view): New method.
153 (File_read::clear_views): Replace bool parameter
154 with enum; adjust all callers.
155 * options.h (General_options): Change keep_files_mapped option;
157 * readsyms.cc (Add_symbols::run): Delete sd_ object before
159 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
162 2010-03-10 David S. Miller <davem@davemloft.net>
164 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
166 2010-03-09 Sriraman Tallam <tmsriram@google.com>
168 * icf.cc (get_section_contents): Add '@' marker after processing the
171 2010-03-08 Doug Kwan <dougkwan@google.com>
173 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
174 due to a conversion warning.
175 (Arm_relobj::update_output_local_symbol_count): Check for local
176 symbol with unset output index.
178 2010-03-05 Ian Lance Taylor <iant@google.com>
180 * options.h (class General_options): Add --spare-dynamic-tags.
181 * output.cc (Output_data_dynamic::set_final_data_size): Implement
182 --spare-dynamic-tags.
184 2010-03-05 Ian Lance Taylor <iant@google.com>
186 * incremental.cc: Include "libiberty.h".
188 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
190 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
191 function, is_info_ member.
192 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
193 (Versions::Versions): Update caller.
194 (Versions::define_base_version): Likewise.
195 (Versions::add_def): Likewise.
197 2010-03-03 Sriraman Tallam <tmsriram@google.com>
199 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
200 (Scan::possible_function_pointer_reloc): New function.
201 (Scan::local_reloc_may_be_function_pointer): Change to call
202 possible_function_pointer_reloc.
203 (Scan::global_reloc_may_be_function_pointer): Ditto.
204 * icf.h (Icf::check_section_for_function_pointers): Change to reject
205 relocations in ".data.rel.ro._ZTV" section.
206 * testsuite/icf_safe_so_test.sh: Change to pass i386.
207 * testsuite/icf_safe_so_test.cc: Ditto.
208 * testsuite/icf_safe_test.cc: Ditto.
209 * testsuite/icf_safe_test.sh: Ditto.
211 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
212 Ian Lance Taylor <iant@google.com>
214 * target-reloc.h (relocate_section): Check the symbol table index
215 for -1U before setting the local symbol index.
216 (scan_relocatable_relocs): If copying the relocation, record that
217 the local symbol is required.
218 * object.h (Symbol_value::is_output_symtab_index_set): New
220 (Symbol_value::may_be_discarded_from_output_symtab): New
222 (Symbol_value::has_output_symtab_entry): New function.
223 (Symbol_value::needs_output_symtab_entry): Remove.
224 (Symbol_value::output_symtab_index): Make sure the symbol index is
226 (Symbol_value::set_output_symtab_index): Make sure the symbol
227 index is not set. Make sure the new index is valid.
228 (Symbol_value::set_must_have_output_symtab_entry): New function.
229 (Symbol_value::has_output_dynsym_entry): New function.
230 (Symbol_value::set_output_dynsym_index): Make sure the new index
232 (Sized_relobj::set_must_have_output_symtab_entry): New function.
233 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
234 local symbol if permitted.
235 (Sized_relobj::do_finalize_local_symbols): Call
236 is_output_symtab_index_set rather than needs_output_symtab_entry.
237 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
238 rather than needs_output_symtab_entry. Call
239 has_output_dynsym_entry rather than needs_output_dynsym_entry.
240 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
241 is_output_symtab_index_set rather than needs_output_symtab_entry.
242 * testsuite/discard_locals_relocatable_test.c: New file.
243 * testsuite/discard_locals_test.sh: Test -r.
244 * testsuite/Makefile.am (check_DATA): Add
245 discard_locals_relocatable_test1.syms,
246 discard_local_relocatable_test2.syms.
247 (MOSTLYCLEANFILES): Likewise. Also add
248 discard_locals_relocatable_test1.lout and
249 discard_locals_relocatable_test2.out.
250 (discard_locals_relocatable_test1.syms): New target.
251 (discard_locals_relocatable_test.o): New target.
252 (discard_locals_relocatable_test1.out): New target.
253 (discard_locals_relocatable_test2.syms): New target.
254 (discard_locals_relocatable_test2.out): New target.
255 (various): Add missing ../ld-new dependencies.
256 * testsuite/Makefile.in: Rebuild.
258 2010-03-03 Nick Clifton <nickc@redhat.com>
260 * po/fi.po: New Finnish translation.
262 2010-03-01 Doug Kwan <dougkwan@google.com>
264 * layout.cc (Layout::Layout): Force section types of .init_array*,
265 .preinit_array* and .fini_array* sections.
266 * output.cc (Output_section::Input_section_sort_entry::has_priority):
267 Fix check of return value of std::string::find.().
268 (Output_section::Input_section_sort_compare::operator()): Remove
269 comment about .init_array.
270 (Output_section::Input_section_sort_init_fini_compare::operator()):
272 (Output_section::sort_attached_input_sections): Handle .init_array
273 and .fini_array specially.
274 * output.h (Output_section::Inut_section_sort_compare): Update
276 (Output_section::Input_section_sort_init_fini_compare): New struct.
278 2010-02-26 Doug Kwan <dougkwan@google.com>
280 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
281 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
282 * testsuite/debug_msg.sh: Avoid matching source line number for
283 use of global variable undef_int.
285 2010-02-26 Doug Kwan <dougkwan@google.com>
287 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
288 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
289 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
290 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
291 * options.cc (General_options::General_options): Initialize member
293 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
294 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
295 and rm_no_fix_v4bx.stdout
296 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
297 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
298 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
299 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
301 * Makefile.in: Regenerate.
302 * testsuite/arm_fix_v4bx.s: New file.
303 * testsuite/arm_fix_v4bx.sh: Ditto.
305 2010-02-24 Doug Kwan <dougkwan@google.com>
307 * arm.cc (Target_arm::got_section): Make the .got section the first
308 non RELRO section in the data segment.
309 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
310 suffixes of section names.
312 2010-02-24 Doug Kwan <dougkwan@google.com>
314 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
315 flags and attributes merging if an input file is a binary file.
316 * fileread.cc (Input_file::open): Record format of original file.
317 * fileread.h (Input_file::Format): New enum type.
318 (Input_file::Input_file): Initialize data member format_.
319 (Input_file::format): New method definition.
320 (Input_file::format_):: New data member.
322 2010-02-24 Doug Kwan <dougkwan@google.com>
324 * arm.cc (Arm_output_data_got): New class.
325 (ARM_TCB_SIZE): New constant
326 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
327 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
328 If user uses a script with a SECTIONS clause, issue only a warning
329 for a misplaced EXIDX input section. Otherwise, issue an error.
330 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
332 (Target_arm::got_mode_index_entry): Handle static linking.
333 (Target_arm::Scan::local): Ditto.
334 (Target_arm::Scan::global): Ditto.
335 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
336 all incorrectly implemented relocations.
337 (Target_arm::fix_exidx_coverage): Pass layout to
338 Arm_output_section::fix_exidx_coverage.
339 * layout.cc (Layout::section_name_mapping): Remove trailing dots
340 from ".ARM.exidx." and ".ARM.extab.".
342 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
344 * arm.cc (Target_arm::do_finalize_sections): Create attribute
345 section if it does not already exist.
346 * attributes.cc (Attributes_section_data::Attributes_section_data):
347 Don't crash if size is zero.
349 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
350 Ian Lance Taylor <iant@google.com>
352 * gold.cc (queue_middle_tasks): If no input files were opened,
354 * workqueue.h (Task_function::Task_function): Assert that there is
357 2010-02-22 Doug Kwan <dougkwan@google.com>
359 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
360 * icf.cc (get_section_contents): Cast snprintf arguments to long long
361 types to avoid warnings due to different uint64_t implementations
364 2010-02-21 Doug Kwan <dougkwan@google.com>
366 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
367 handling of the maximum backward branch offset.
368 (Arm_relocate_functions::thumb_branch_common): Ditto.
369 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
370 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
371 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
372 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
373 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
374 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
375 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
376 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
377 thumb_bl_out_of_range thumb_bl_out_of_range.o,
378 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
379 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
380 thumb2_bl_out_of_range.o): New rules.
381 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
382 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
383 thumb2_bl_out_of_range
384 * testsuite/Makefile.in: Regenerate.
385 * testsuite/arm_bl_in_range.s: New file.
386 * testsuite/arm_bl_out_of_range.s: Ditto.
387 * testsuite/arm_branch_in_range.sh: Ditto.
388 * testsuite/arm_branch_range.t: Ditto.
389 * testsuite/thumb2_branch_range.t: Ditto.
390 * testsuite/thumb_bl_in_range.s: Ditto.
391 * testsuite/thumb_bl_out_of_range.s: Ditto.
392 * testsuite/thumb_branch_range.t: Ditto.
394 2010-02-20 Sriraman Tallam <tmsriram@google.com>
396 * gc.h (gc_process_relocs): Change vectors to point to the new list.
397 Add reloc offset information.
398 * icf.cc (get_section_contents): Change iterators to point to the new
399 vectors. Add reloc offset information to the contents.
400 * icf.h (Icf::Sections_reachable_info): New typedef.
401 (Icf::Sections_reachable_list): New typedef.
402 (Icf::Offset_info): New typedef.
403 (Icf::Reloc_info): New struct typedef.
404 (Icf::Reloc_info_list): New typedef.
405 (Icf::symbol_reloc_list): Delete method.
406 (Icf::addend_reloc_list): Delete method.
407 (Icf::section_reloc_list): Delete method.
408 (Icf::reloc_info_list): New method.
409 (Icf::reloc_info_list_): New member.
411 2010-02-19 Doug Kwan <dougkwan@google.com>
413 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
414 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
415 * arm.cc (Arm_relocation_functions): New forward declaration.
416 (Target_arm::Target_arm): Initialize new data members
417 got_mod_index_offset_ and tls_base_symbol_defined_.
418 (Target_arm::Relocate::relocate_tls): New method.
419 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
420 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
422 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
423 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
424 (Target_arm::got_mod_index_offset_,
425 Target_arm::tls_base_symbol_defined_): New data members.
426 (Target_arm::Scan::local, Target::Scan::global,
427 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
430 2010-02-18 Doug Kwan <dougkwan@google.com>
432 * arm.cc (Arm_relobj::find_linked_text_section): New method.
433 (Arm_relobj::make_exidx_input_section): Pass section index of linked
434 text section as a parameter becuase some broken tools may not set
435 the link in section header.
436 (Target_arm::has_got_section): New method.
437 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
438 without any mapping symbol as data only. Remove warning.
439 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
440 link in its section header, try to discover the link by inspecting the
441 REL31 relocation at the beginning of the section.
442 (Target_arm::Scan::check_non_pic): Report name of offending relocation
444 (Target_arm::Scan::global): Treat any reference to the symbol
445 _GLOBAL_OFFSET_TABLE_ as a GOT access.
447 2010-02-12 Sriraman Tallam <tmsriram@google.com>
449 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
450 (Scan::global_reloc_may_be_function_pointer): New function.
451 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
452 (Scan::global_reloc_may_be_function_pointer): New function.
453 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
454 (Scan::global_reloc_may_be_function_pointer): New function.
455 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
456 (Scan::global_reloc_may_be_function_pointer): New function.
457 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
458 (Scan::global_reloc_may_be_function_pointer): New function.
459 (Scan::possible_function_pointer_reloc): New function.
460 (Target_x86_64::can_check_for_function_pointers): New function.
461 * gc.h (gc_process_relocs): Scan relocation types to determine if
462 function pointers were taken for targets that support it.
463 * icf.cc (Icf::find_identical_sections): Include functions for
464 folding in safe ICF whose pointer is not taken.
465 * icf.h (Secn_fptr_taken_set): New typedef.
466 (fptr_section_id_): New member.
467 (section_has_function_pointers): New function.
468 (set_section_has_function_pointers): New function.
469 (check_section_for_function_pointers): New function.
470 * options.h: Fix comment for safe ICF option.
471 * target.h (can_check_for_function_pointers): New function.
472 * testsuite/Makefile.am: Add icf_safe_so_test test case.
473 Modify icf_safe_test for X86-64.
474 * testsuite/Makefile.in: Regenerate.
475 * testsuite/icf_safe_so_test.cc: New file.
476 * testsuite/icf_safe_so_test.sh: New file.
477 * testsuite/icf_safe_test.cc (kept_func_3): New function.
478 (main): Change to take pointer to function kept_func_3.
479 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
480 folding is done correctly for X86-64.
482 2010-02-12 David S. Miller <davem@davemloft.net>
484 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
485 is_symbolless parameter.
486 (Output_reloc<SHT_REL>::is_symbolless): New.
487 (Output_reloc<SHT_REL>::is_symbolless_): New.
488 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
489 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
490 (Output_reloc<SHT_RELA>::is_symbolless): New.
491 (Output_data_reloc::add_global): Handle is_symbolless.
492 (Output_data_reloc::add_global_relative): Likewise.
493 (Output_data_reloc::add_local): Likewise.
494 (Output_data_reloc::add_local_relative): Likewise.
495 (Output_data_reloc::add_symbolless_global_addend): New.
496 (Output_data_reloc::add_symbolless_local_addend): New.
497 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
499 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
500 instead of ->is_relative_
501 (Output_reloc::write): Likewise.
502 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
503 (Output_reloc::write_rel): Simplify.
505 * sparc.cc (Target_sparc::Scan::local): Use
506 ->add_symbolless_local_addend as needed.
507 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
508 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
509 based upon relocation offset.
511 2010-02-11 Doug Kwan <dougkwan@google.com>
513 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
514 (Target_arm::Scan::global): Ditto. Also remove a comment before the
515 beginning of function.
516 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
517 and MOVT_ABS relocations. Those are non issued in scanning. Fix
518 parameter is_32bit in calls to should_apply_static_reloc.
519 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
520 (check_DATA): Add arm_abs_global.stdout.
521 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
522 arm_abs_global.stdout): New rules.
523 (MOSTLLYCLEANFILES): Add arm_abs_global
524 * Makefile.in: Regenerate.
525 * testsuite/arm_abs_global.s: New file.
526 * testsuite/arm_abs_global.sh: Ditto.
527 * testsuite/arm_abs_lib.s: Ditto.
529 2010-02-11 Ian Lance Taylor <iant@google.com>
531 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
533 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
534 Allocate_commons_task first.
535 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
536 task, rather than symtab_lock_.
537 (Gc_process_relocs::~Gc_process_relocs): New function.
538 (Gc_process_relocs::is_runnable): Check this_blocker_.
539 (Gc_process_relocs::locks): Use next_blocker_ rather than
541 (Scan_relocs::~Scan_relocs): New function.
542 (Scan_relocs::is_runnable): Check this_blocker_ rather than
544 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
546 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
547 fields. Add this_blocker_ and next_blocker_ fields. Adjust
548 constructor accordingly.
549 (class Gc_process_relocs): Likewise.
550 (class Scan_relocs): Likewise.
551 * common.h (class Allocate_commons_task): Remove symtab_lock_
552 field, and corresponding constructor parameter.
553 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
555 (Allocate_commons_task::locks): Likewise.
557 2010-02-11 Ian Lance Taylor <iant@google.com>
559 * gold-threads.h (class Once): Define.
560 (class Initialize_lock): Rewrite as child of Once.
561 * gold-threads.cc (class Once_initialize): Define.
562 (once_pointer_control): New static variable.
563 (once_pointer, once_arg): New static variables.
564 (c_run_once): New static function.
565 (Once::Once, Once::run_once, Once::internal_run): New functions.
566 (class Initialize_lock_once): Remove.
567 (initialize_lock_control): Remove.
568 (initialize_lock_pointer): Remove.
569 (initialize_lock_once): Remove.
570 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
571 (Initialize_lock::initialize): Rewrite.
572 (Initialize_lock::do_run_once): New function.
573 * archive.cc (Archive::interpret_header): Only clear name if it is
575 * fileread.cc: Include "gold-threads.h"
576 (file_counts_lock): New static variable.
577 (file_counts_initialize_lock): Likewise.
578 (File_read::release): Only increment counts when using --stats.
579 Use a lock around the increment.
580 * parameters.cc (class Set_parameters_target_once): Define.
581 (set_parameters_target_once): New static variable.
582 (Parameters::Parameters): Move here from parameters.h.
583 (Parameters::set_target): Rewrite.
584 (Parameters::set_target_once): New function.
585 (Parameters::clear_target): Move here and rewrite.
586 * parameters.h (class Parameters): Update declarations. Add
587 set_parameters_target_once_ field.
588 (Parameters::Parameters): Move to parameters.cc.
589 (Parameters::clear_target): Likewise.
590 * readsyms.cc (Read_symbols::do_group): Create a Start_group
592 (Start_group::~Start_group): New function.
593 (Start_group::is_runnable): New function.
594 (Start_group::locks, Start_group::run): New functions.
595 (Finish_group::run): Change saw_undefined to size_t.
596 * readsyms.h (class Start_group): Define.
597 (class Finish_group): Change saw_undefined_ field to size_t.
598 (Finish_group::Finish_group): Remove saw_undefined and
599 this_blocker parameters. Change all callers.
600 (Finish_group::set_saw_undefined): New function.
601 (Finish_group::set_blocker): New function.
602 * symtab.h (class Symbol_table): Change saw_undefined to return
603 size_t. Change saw_undefined_ field to size_t.
604 * target-select.cc (Set_target_once::do_run_once): New function.
605 (Target_selector::Target_selector): Initialize set_target_once_
606 field. Don't initialize lock_ and initialize_lock_ fields.
607 (Target_selector::instantiate_target): Rewrite.
608 (Target_selector::set_target): New function.
609 * target-select.h (class Set_target_once): Define.
610 (class Target_selector): Update declarations. Make
611 Set_target_once a friend. Remove lock_ and initialize_lock_
612 fields. Add set_target_once_ field.
614 2010-02-10 Ian Lance Taylor <iant@google.com>
616 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
618 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
619 (queue_middle_tasks): Add all blockers before queueing any tasks.
620 (queue_final_tasks): Likewise.
621 * token.h (Task_token::add_blockers): New function.
622 * object.h (Input_objects::number_of_relobjs): New function.
624 2010-02-10 Ian Lance Taylor <iant@google.com>
626 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
627 shared, not if not position independent.
628 * x86_64.cc (Relocate::relocate_tls): Likewise.
629 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
630 (tls_pie_pic_test): New target.
631 * testsuite/Makefile.in: Rebuild.
633 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
634 (tls_test_main_pie.o, tls_test_pie.o): New targets.
635 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
636 * testsuite/Makefile.in: Rebuild.
638 2010-02-09 David S. Miller <davem@davemloft.net>
640 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
641 R_SPARC_RELATIVE using ->add_local_relative().
642 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
644 * output.h (Output_data_dynamic::add_section_size): New method
645 that takes two Output_data objects.
646 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
647 entry param. Handle it in initializers.
648 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
649 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
650 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
652 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
653 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
654 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
655 for dynrel_includes_plt.
656 * i386.cc (Target_i386::do_finalize_sections): Likewise.
657 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
658 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
660 (Target_sparc::do_finalize_sections): Update to pass true for
662 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
663 output before .rela.plt
664 (Target_powerpc::do_finalize_sections): Update to pass true for
665 dynrel_includes_plt when 32-bit.
667 2010-02-08 Doug Kwan <dougkwan@google.com>
669 * arm.cc (Arm_relobj::simple_input_section_output_address): New
671 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
672 Arm_relobj::scan_section_for_cortex_a8_stubs,
673 Arm_relobj::do_relocation_section): Instead of calling
674 Output_section::output_address, use faster
675 Arm_relobj::simple_input_section_output_address.
677 2010-02-08 David S. Miller <davem@davemloft.net>
679 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
680 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
681 relocation helper function.
683 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
684 just like R_SPARC_GOT{10,13,22}.
685 (Target_sparc::Scan::local): Likewise.
686 (Target_sparc::Relocate:relocate): Likewise.
688 2010-02-06 Ian Lance Taylor <iant@google.com>
690 * configure.ac: Rewrite targetobjs duplicate removal code to use
691 only shell constructs.
692 * configure: Rebuild.
694 2010-02-05 Doug Kwan <dougkwan@google.com>
697 * arm.cc (Arm_relobj::section_is_scannable): New method.
698 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
699 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
701 2010-02-04 Doug Kwan <dougkwan@google.com>
704 * arm-reloc-property.cc (cstdio): Include.
705 * configure.ac (targetobjs): Remove duplicates.
706 * configure: Regenerate.
707 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
708 big and little endian version for a given address size.
710 2010-02-03 Doug Kwan <dougkwan@google.com>
712 * arm-reloc-property.cc
713 (Arm_reloc_property_table::reloc_name_in_error_message): New method
715 * arm-reloc-property.h
716 (Arm_reloc_property_table::get_implemented_static_reloc_property):
717 New method definition.
718 (Arm_reloc_property_table::reloc_name_in_error_message): New method
720 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
722 (GOT_PREL): Change implemented to Y.
723 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
724 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
725 (Arm_relocate_functions::movw_abs_nc): Remove method.
726 (Arm_relocate_functions::movt_abs): Ditto.
727 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
728 (Arm_relocate_functions::thm_movt_abs): Ditto.
729 (Arm_relocate_functions::movw_rel_nc): Ditto.
730 (Arm_relocate_functions::movw_rel): Ditto.
731 (Arm_relocate_functions::movt_rel): Ditto.
732 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
733 (Arm_relocate_functions:thm_movw_rel): Ditto.
734 (Arm_relocate_functions:thm_movt_rel): Ditto.
735 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
736 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
737 New method definitions.
738 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
739 (Arm_relocation_functions::arm_grp_ldr): Ditto.
740 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
741 (Arm_relocation_functions::arm_grp_ldc): Ditto.
742 (Target_arm::Relocate::relocate): Check for non-static or
743 unimplemented relocation code and exit early. Change calls to
744 Target_arm::reloc_uses_thumb_bit and
745 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
746 instead. Refactor code to handle similar relocations to increase
747 code sharing. Remove check for unsupported relocation code in switch
749 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
750 relocation property table to find out size. Change error message to
751 print out the name of a relocation code instead of the numeric value.
752 (Target_arm::scan_reloc_for_stub): Use relocation property table
753 instead of calling Target_arm::reloc_uses_thumb_bit().
755 2010-02-02 Doug Kwan <dougkwan@google.com>
757 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
758 types of relaxed input section.
760 2010-02-02 Doug Kwan <dougkwan@google.com>
762 * Makefile.am (HFILES): Add arm-reloc-property.h.
764 (TARGETSOURCES): Add arm-reloc-property.cc
765 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
766 (libgold_a_SOURCES): $(DEFFILES)
767 * Makefile.in: Regenerate.
768 * arm-reloc-property.cc: New file.
769 * arm-reloc-property.h: New file.
770 * arm-reloc.def: New file.
771 * arm.cc: Update comments.
772 (arm-reloc-property.h): New included header.
773 (arm_reloc_property_table): New global variable.
774 (Target_arm::do_select_as_default_target): New method definition.
775 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
776 arm-reloc-property to targ_extra_obj.
777 * parameters.cc (set_parameters_target): Call
778 Target::select_as_default_target().
779 * target.h (Target::select_as_default_target): New method definition.
780 (Target::do_select_as_default_target): Same.
782 2010-02-01 Doug Kwan <dougkwan@google.com>
784 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
785 first_output_text_section_.
786 (Arm_exidx_fixup::first_output_text_section): New method definition.
787 (Arm_exidx_fixup::first_output_text_section_): New data member.
788 (Arm_exidx_fixup::process_exidx_section): Record the first text
790 (Arm_output_section::fix_exidx_coverage): Set correct linked section
791 and entsize in output section header.
793 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
795 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
796 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
797 (Arm_relocate_functions::thm_alu11): New Method.
798 (Arm_relocate_functions::thm_pc8): New Method.
799 (Arm_relocate_functions::thm_pc12): New Method.
800 (Target_arm::Scan::local): Handle the relocations.
801 (Target_arm::Scan::global): Likewise.
802 (Target_arm::Relocate::relocate): Likewise.
803 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
805 2010-01-29 Doug Kwan <dougkwan@google.com>
807 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
808 of relocation types as ld.
810 2010-01-29 Doug Kwan <dougkwan@google.com>
812 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
814 (Arm_relocate_functions::thumb_branch_common): Ditto.
815 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
816 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
817 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
818 Arm_relocate_functions::jump24): Remove.
819 (Target_arm::Relocate::relocate): Adjust code to call
820 Arm_relocation_functions::arm_branch_common and
821 Arm_relocation_functions::thumb_branch_common instead of their removed
822 wrappers. Merge switch-cases together to reduce source code size.
824 2010-01-29 Doug Kwan <dougkwan@google.com>
826 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
827 output_local_symbol_count_needs_update_.
828 (Arm_relobj::output_local_symbol_count_needs_update,
829 Arm_relobj::set_output_local_symbol_count_needs_update,
830 Arm_relobj::update_output_local_symbol_count): New methods.
831 (Arm_relobj::output_local_symbol_count_needs_update_): New data
833 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
834 of pointed function as in a R_ARM_PREL31 relocation.
835 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
836 for output local symbol count updating.
837 (Target_arm::do_relax): Update output local symbol counts in objects
839 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
841 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
843 * arm.cc: Added support for the ARM relocations:
844 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
845 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
846 (Arm_relocate_functions::movw_rel_nc): Renamed (was
848 (Arm_relocate_functions::movw_rel): New method.
849 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
850 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
852 (Arm_relocate_functions::thm_movw_rel): New method.
853 (Arm_relocate_functions::thm_movt_rel): Renamed (was
855 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
857 (Target_arm::Scan::global): Likewise.
858 (Target_arm::Relocate::relocate): Likewise.
859 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
862 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
864 * arm.cc: Added support for ARM group relocations.
865 (Target_arm::reloc_needs_sym_origin): New method.
866 (Arm_relocate_functions::calc_grp_kn): New method.
867 (Arm_relocate_functions::calc_grp_residual): New method.
868 (Arm_relocate_functions::calc_grp_gn): New method.
869 (Arm_relocate_functions::arm_grp_alu): New Method.
870 (Arm_relocate_functions::arm_grp_ldr): New Method.
871 (Arm_relocate_functions::arm_grp_ldrs): New Method.
872 (Arm_relocate_functions::arm_grp_ldc): New Method.
873 (Target_arm::Scan::local): Handle the ARM group relocations.
874 (Target_arm::Scan::global): Likewise.
875 (Target_arm::Relocate::relocate): Likewise.
876 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
879 2010-01-26 Doug Kwan <dougkwan@google.com>
881 * arm.cc (set): Include.
882 (class Arm_exidx_fixup): Change type of last_input_section_ to const
884 (Arm_output_section::Text_section_list): New type.
885 (Arm_output_section::append_text_sections_to_list): New method.
886 (Arm_output_section::fix_exidx_coverage): Ditto.
887 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
888 (Arm_relobj::convert_input_section_to_relaxed_section): Use
889 Relobj::set_section_offset() instead of
890 Sized_relobj::invalidate_section_offset().
891 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
892 parameter for section headers. Ignore relocation sections for
893 unallocated sections and EXIDX sections.
894 (Target_arm::fix_exidx_coverage): New method.
895 (Target_arm::output_section_address_less_than): New type.
896 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
897 linked text section instead of the EXIDX section.
898 (Arm_output_section::create_stub_group): Add an assertion to check
899 that this is not an EXIDX output section.
900 (Arm_output_section::append_text_sections_to_list): New method.
901 (Arm_output_section::fix_exidx_coverage): Ditto.
902 (Arm_relobj::scan_sections_for_stubs): Adjust call to
903 Arm_relobj::section_needs_reloc_stub_scanning.
904 (Target_arm::do_relax): Fix EXIDX output section coverage in the
906 (Target_arm::fix_exidx_coverage): New method.
907 * object.h (Relobj::set_output_section): New method.
908 (Sized_relobj::invalidate_section_offset): Remove method.
909 (Sized_relobj::do_invalidate_section_offset): Remove method.
910 (Sized_relobj::do_set_section_offset): Handle offset value -1.
912 2010-01-25 Doug Kwan <dougkwan@google.com>
914 * arm.cc (Arm_exidx_merged_section::do_output_offset):
915 Fix warning due to signed and unsigned comparison on a 32-bit host.
917 2010-01-22 Doug Kwan <dougkwan@google.com>
919 * arm.cc (Target_arm::do_relax): Record an output section for section
920 offset adjustment it contains any stub table that has changed.
921 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
922 offsets in an output section if necessary.
923 * output.cc (Output_section::Output_section): Initialize
924 section_offsets_need_adjustments_.
925 (Output_section::add_input_section_for_script): Renamed to
926 Output_section::add_simple_input_section.
927 (Output_section::save_states): Add a comment.
928 (Output_section::discard_states): New method defintion.
929 (Output_section::adjust_section_offsets): Same.
930 * output.h (Output_section::add_input_section_for_script): Renamed to
931 Output_section::add_simple_input_section.
932 (Output_section::discard_states): New method declaration.
933 (Output_section::adjust_section_offsets): Same.
934 (Output_section::section_offsets_need_adjustment,
935 Output_section::set_section_offsets_need_adjustment): New method
937 (Output_section::section_offsets_need_adjustment_): New data member.
939 (Output_section_element_input::set_section_address): Adjust code for
940 renaming of Output_section::add_input_section_for_script.
941 (Orphan_output_section::set_section_address): Same.
943 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
945 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
946 Fix_v4bx enum values .
947 * gold/options.h (General_options): New option definitions.
948 (General_options::fix_v4bx): New method.
949 (General_options::Fix_v4bx): New enum.
950 * gold/options.cc (General_options::parse_fix_v4bx): New method.
951 (General_options::parse_fix_v4bx_interworking): New method.
953 2010-01-22 Doug Kwan <dougkwan@google.com>
955 * arm.cc (Arm_exidx_fixup): New class.
957 2010-01-21 Doug Kwan <dougkwan@google.com>
959 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
961 (Arm_exidx_section_offset_map): New type.
963 2010-01-21 Doug Kwan <dougkwan@google.com>
965 * arm.cc (Arm_exidx_input_section): New class.
966 (Arm_relobj::exidx_input_section_by_link,
967 Arm_relobj::exidx_input_section_by_shndx,
968 Arm_relobj::make_exidx_input_section): New methods.
969 (read_arm_attributes_section): Remove.
970 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
971 information about them.
972 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
975 2010-01-20 Doug Kwan <dougkwan@google.com>
977 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
978 Input_section_specifier to Section_id.
979 (Target_arm::new_arm_input_section: Adjust code for change of key
981 (Target_arm::find_arm_input_section): Ditto.
982 * gc.h (object.h): Include for Section_id nand Section_id_hash.
983 (Section_id): Remove.
984 (Garbage_collection::Section_id_hash): Remove.
985 * icf.h (object.h): Include for Section_id nand Section_id_hash.
986 (Section_id): Remove.
987 (Icf::Section_id_hash): Remove.
988 * object.h (Section_id, Const_section_id, Section_id_hash,
989 Const_section_id_hash): New type definitions.
990 * output.cc (Output_section::add_relaxed_input_section): Change to
991 use Const_section_id instead of Input_section_specifier as key type.
992 (Output_section::add_merge_input_section): Ditto.
993 (Output_section::build_relaxation_map): Change to use Section_id
994 instead of Input_section_specifier as key type.
995 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
997 (Output_section::convert_input_sections_to_relaxed_sections): Change
998 to use Const_section_id instead of Input_section_specifier as key type.
999 (Output_section::find_merge_section): Ditto.
1000 (Output_section::find_relaxed_input_section): Ditto.
1001 * output.h (Input_section_specifier): Remove class.
1002 (Output_section::Output_section_data_by_input_section_map): Change
1003 key type to Const_section_id.
1004 (Output_section::Output_relaxed_input_section_by_input_section_map):
1006 (Output_section::Relaxation_map): Change key type to Section_id.
1008 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1010 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1011 (class Arm_v4bx_stub): New class.
1012 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1013 (Stub_factory::make_arm_v4bx_stub): New method.
1014 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1015 (Stub_table::empty): Handle v4bx stubs.
1016 (Stub_table::add_arm_v4bx_stub): New method.
1017 (Stub_table::find_arm_v4bx_stub): New method.
1018 (Arm_relocate_functions::v4bx): New method.
1019 (Target_arm::fix_v4bx): New method.
1020 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1021 (Stub_table::relocate_stubs): Likewise.
1022 (Stub_table::do_write): Likewise.
1023 (Stub_table::update_data_size_and_addralign): Likewise.
1024 (Stub_table::finalize_stubs): Likewise.
1025 (Target_arm::Scan::local): Likewise.
1026 (Target_arm::Scan::global): Likewise.
1027 (Target_arm::do_finalize_sections): Likewise.
1028 (Target_arm::Relocate::relocate): Likewise.
1029 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1031 (Target_arm::scan_reloc_for_stub): Likewise.
1032 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1034 2010-01-19 Ian Lance Taylor <iant@google.com>
1036 * output.cc (Output_section_headers::do_sized_write): Write large
1037 segment count to sh_info field.
1038 (Output_file_header::do_sized_write): For large segment count,
1039 write PN_XNUM to e_phnum field.
1041 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1043 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1044 (Arm_relocate_functions::thm_jump8): New function.
1045 (Arm_relocate_functions::thm_jump11): New function.
1046 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1048 (Target_arm::Scan::global): Likewise.
1049 (Target_arm::Relocate::relocate): Likewise.
1050 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1053 2010-01-14 Doug Kwan <dougkwan@google.com>
1055 * arm.cc (map, utility): Include headers.
1056 (Target_arm::apply_cortex_a8_workaround): New method.
1057 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1058 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1059 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1060 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1061 the --[no-]fix-cortex-a8 command line options.
1062 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1063 (Target_arm::relocate_stub): Use addend in instruction template.
1064 * options.h (DEFINE_bool): Set the user-set flag.
1065 (General_options): Add --[no-]-fix-cortex options.
1066 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1067 : Update fast look-up map after conversion.
1069 2010-01-14 Sriraman Tallam <tmsriram@google.com>
1071 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1072 in the first pass of do_layout.
1074 2010-01-13 Doug Kwan <dougkwan@google.com>
1076 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1077 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1078 apparent compiler problem of not folding static constant integral
1079 data members of elfcpp::Elf_sizes<32>.
1081 2010-01-13 Doug Kwan <dougkwan@google.com>
1083 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1084 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1085 Arm_relobj::scan_section_for_cortex_a8_erratum,
1086 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1087 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1088 sections to scan for relocation stubs into a new method
1089 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1090 relocation and Cortex-A8 stub scanning.
1091 (Target_arm::do_relax): Force stubs to be after stubbed sections
1092 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1093 the beginning of a new relaxation pass. Update a comment.
1094 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1096 2010-01-12 Ian Lance Taylor <iant@google.com>
1098 * target-reloc.h (visibility_error): New inline function.
1099 (relocate_section): Call visibility_error.
1100 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1101 (MOSTLYCLEANFILES): Likewise.
1102 (protected_4_pic.o, protected_3.err): New targets.
1103 * testsuite/protected_4.cc: New file.
1105 2010-01-12 Doug Kwan <dougkwan@google.com>
1107 * arm.cc (Cortex_a8_reloc): New class.
1108 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1109 and cortex_a8_relocs_info_.
1110 (Target_arm::fix_cortex_a8): New method definition.
1111 (Target_arm::Cortex_a8_relocs_info): New type.
1112 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1113 New data member declarations.
1114 (Target_arm::scan_reloc_for_stub): Record information about
1115 relocations for THUMB branches that might be exempted from the
1116 Cortex-A8 workaround.
1117 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1118 at the beginning of a relaxation pass.
1120 2010-01-12 Doug Kwan <dougkwan@google.com>
1122 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1123 (Arm_relobj::Mapping_symbol_position,
1124 Arm_reloj::Mapping_symbol_position_less,
1125 Arm_relobj::Mapping_symbols_info): New types.
1126 (Target_arm::is_mapping_symbol_name): New method definition.
1127 (Arm_relobj::do_count_local_symbols): Save information about mapping
1130 2010-01-11 Doug Kwan <dougkwan@google.com>
1132 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1133 Arm_relocate_functions::thumb32_branch_upper,
1134 Arm_relocate_functions::thumb32_branch_lower,
1135 Arm_relocate_functions::thumb32_cond_branch_offset,
1136 Arm_relocate_functions::thumb32_cond_branch_upper,
1137 Arm_relocate_functions::thumb32_cond_branch_lower,
1138 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1139 branch offset encoding.
1140 (Arm_relocate_functions::thumb_branch_common): Use new branch
1141 offset encoding methods to avoid code duplication.
1142 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1143 (Stub_addend_reader::operator()): Use new branch encoding method
1144 to avoid code duplication.
1146 2010-01-11 Doug Kwan <dougkwan@google.com>
1148 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1149 (Target_arm::do_finalize_sections): Define special EXIDX section
1150 symbols only if referenced.
1151 * gc.h (Garbage_collection::add_reference): New method.
1152 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1155 2010-01-11 Ian Lance Taylor <iant@google.com>
1157 * script.cc (Version_script_info::build_expression_list_lookup):
1158 Change complaing about duplicate wildcard match from error to
1161 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1163 (Version_script_info::Version_script_info): Initialize globs_,
1164 default_version_, default_is_global_, and exact_. Don't
1165 initialize globals_ or locals_.
1166 (Version_script_info::build_lookup_tables): Build local symbols
1168 (Version_script_info::unquote): New function.
1169 (Version_script_info::add_exact_match): New function.
1170 (Version_script_info::build_expression_list_lookup): Remove lookup
1171 parameter. Add is_global parameter. Change all callers. Handle
1172 wildcard pattern specially. Unquote pattern. Call
1174 (Version_script_info::get_name_to_match): New function.
1175 (Version_script_info::get_symbol_version): New function.
1176 (Version_script_info::get_symbol_version_helper): Remove.
1177 (Version_script_info::check_unmatched_names): Call unquote.
1178 * script.h (class Version_script_info): Change get_symbol_version
1179 to be non-inline and add is_global parameter; change all callers.
1180 Rewrite symbol_is_local. Update declarations. Define struct
1181 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1182 Remove globals_ and locals_ members. Add exact_, globs_,
1183 default_version_, is_global_.
1184 (Version_script_info::Glob): Remove pattern, add expression and
1185 is_global. Update constructor. Change all callers.
1186 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1188 (Versions::symbol_section_contents): If a symbol is undefined, or
1189 defined in a dynamic object, set the version index to
1191 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1193 (Symbol_table::add_from_pluginobj): Likewise.
1194 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1196 2010-01-11 Doug Kwan <dougkwan@google.com>
1198 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1199 (incremental_dump_LDADD): Add linking option for libintl.
1200 * Makefile.in: Regenerate.
1202 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1205 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1207 * testsuite/Makefile.in: Regenerated.
1209 2010-01-10 Doug Kwan <dougkwan@google.com>
1211 * options.h (DEFINE_var): Use parentheses around argument varname__
1212 in macro body to avoid any unintended subsequent substitutions.
1214 2010-01-10 Ian Lance Taylor <iant@google.com>
1216 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1217 candidates before doing symbol resolution.
1219 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1220 ODR candidates if only one is weak.
1222 2010-01-08 Ian Lance Taylor <iant@google.com>
1224 * script.cc (Version_script_info::build_expression_list_lookup):
1225 Don't warn about ambiguous version, just record the ambiguity.
1226 (Version_script_info::get_symbol_version_helper): Give error if
1227 version is ambiguous.
1229 2010-01-08 Doug Kwan <dougkwan@google.com>
1231 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1232 prev_data_size_ and prev_addralign_. Remove initializer for
1233 deleted data member has_been_changed_.
1234 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1235 to determine if the table is empty.
1236 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1238 (Stub_table::add_reloc_stub): Define method in class definition
1239 instead of just declaring it there.
1240 (Stub_table::add_cortex_a8_stub): New method definition.
1241 (Stub_table::update_data_size_and_addralign): Ditto.
1242 (Stub_table::finalize_stubs): Ditto.
1243 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1244 (Stub_table::do_addralign_): Return address alignment in the
1245 (Stub_table::do_reset_address_and_file_offset): Define method in
1246 class definition instead of declaring it there. Set current data
1247 size to be the data size of the previous pass.
1248 (Stub_table::set_final_data_size): Use current data size as the
1250 (Stub_table::relocate_stub): Change parameter type of stub from
1251 Reloc_stub pointer to Stub pointer.
1252 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1253 (Stub_table::Cortex_a8_stub_list): New typedef.
1254 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1255 Stub_table::prev_addralign_): New data member.
1256 (Arm_relobj::Arm_relobj): Initialize data member
1257 section_has_cortex_a8_workaround_.
1258 (Arm_relobj::section_has_cortex_a8_workaround,
1259 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1261 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1263 (Target_arm::relocate_stub): Change parameter type of stub from
1264 Reloc_stub pointer to Stub pointer.
1265 (Insn_template::size, Insn_template::alignment): Handle
1266 THUMB16_SPECIAL_TYPE.
1267 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1268 Stub_table::update_data_size_and_addralign,
1269 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1271 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1272 (Stub_table::do_write): Ditto.
1273 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1275 2010-01-08 Ian Lance Taylor <iant@google.com>
1278 * symtab.h (class Symbol): Remove fields is_target_special_ and
1279 has_plt_offset_. Add field is_defined_in_discarded_section_.
1280 (Symbol::is_defined_in_discarded_section): New function.
1281 (Symbol::set_is_defined_in_discarded_section): New function.
1282 (Symbol::has_plt_offset): Rewrite.
1283 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1284 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1285 Don't initialize is_target_special_ or has_plt_offset_.
1286 Initialize is_defined_in_discarded_section_.
1287 (Symbol_table::add_from_relobj): If appropriate, set
1288 is_defined_in_discarded_section.
1289 * resolve.cc (Symbol::override_base_with_special): Don't test
1290 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1291 * target-reloc.h (relocate_section): Do special handling for
1292 symbols defined in discarded sections for global symbols as well
1295 2010-01-08 Ian Lance Taylor <iant@google.com>
1297 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1298 the SHT_SYMTAB case.
1300 2010-01-08 Ian Lance Taylor <iant@google.com>
1302 * object.cc (Sized_relobj::do_layout): Don't get confused if
1303 layout_eh_frame returns NULL.
1305 2010-01-08 Ian Lance Taylor <iant@google.com>
1308 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1309 dynamic symbol table, use the normal symbol table.
1310 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1313 2010-01-08 Ian Lance Taylor <iant@google.com>
1316 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1319 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1321 * version.cc (print_version): Change to "Copyright 2010".
1323 2010-01-08 Ian Lance Taylor <iant@google.com>
1327 * i386.cc (class Target_i386): Change return type of plt_section
1329 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1330 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1331 tls_desc_rel_ field.
1332 (Output_data_plt_i386::rel_tls_desc): New function.
1333 (Target_i386::rel_tls_desc_section): New function.
1334 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1335 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1336 R_386_TLS_DESC reloc in rel_tls_desc_section.
1337 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1338 Define struct Tlsdesc_info.
1339 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1340 (Target_x86_64::do_reloc_symbol_index): New function.
1341 (Target_x86_64::add_tlsdesc_info): New function.
1342 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1343 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1345 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1347 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1348 (Target_x86_64::rela_tlsdesc_section): New function.
1349 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1351 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1352 (Target_x86_64::do_reloc_addend): New function.
1353 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1354 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1355 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1356 (Output_reloc::type): New function.
1357 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1358 (Output_reloc::is_target_specific): New function.
1359 (Output_reloc::target_arg): New function.
1360 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1361 absolute relocs and target specific relocs.
1362 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1363 add_target_specific.
1364 (class Output_data_reloc) [SHT_RELA]: Likewise.
1365 * output.cc (Output_reloc::Output_reloc): Add four new versions
1366 for absolute relocs and target specific relocs.
1367 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1368 (Output_reloc::get_symbol_index): Likewise.
1369 (Output_reloc::local_section_offset): Check that local_sym_index_
1370 is not TARGET_CODE or 0.
1371 (Output_reloc::symbol_value): Likewise.
1372 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1374 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1375 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1377 * layout.cc (add_target_dynamic_tags): Use output section for
1378 DT_PLTRELSZ and DT_JMPREL.
1380 2010-01-07 Ian Lance Taylor <iant@google.com>
1383 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1385 (class Output_data_reloc_generic): Define.
1386 (class Output_data_reloc_base): Change base class to
1387 Output_data_reloc_generic. Change add() method to call
1388 bump_relative_reloc_count for a relative reloc. Remove
1390 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1392 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1393 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1395 * layout.h (class Layout): Update declaration.
1397 2010-01-07 Ian Lance Taylor <iant@google.com>
1399 * output.h (class Output_data): Add const version of
1400 output_section and do_output_section.
1401 (class Output_section_data): Add const version of
1403 (class Output_section): Likewise.
1404 * layout.cc (Layout::add_target_dynamic_tags): New function.
1405 * layout.h (class Layout): Update declarations.
1406 * arm.cc (Target_arm::do_finalize_sections): Use
1407 add_target_dynamic_tags.
1408 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1409 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1410 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1411 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1413 2010-01-07 Ian Lance Taylor <iant@google.com>
1416 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1419 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1420 Ian Lance Taylor <iant@google.com>
1423 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1424 Xindex::read_symtab_xindex.
1426 2010-01-07 Doug Kwan <dougkwan@google.com>
1428 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1429 (Insn_template::thumb16_bcond_insn): New method declaration.
1430 (Insn_template): Fix spelling.
1431 (Stub::thumb16_special): New method declaration.
1432 (Stub::do_write): Define virtual method which was previously pure
1434 (Stub::do_thumb16_special): New method declaration.
1435 (Stub::do_fixed_endian_write): New template member.
1436 (Reloc_stub::do_write): Remove.
1437 (Reloc_stub::do_fixed_endian_write): Remove.
1438 (Cortex_a8_stub): New class definition.
1439 (Stub_factory::make_cortex_a8_stub): New method definition.
1440 (Stub_factory::Stub_factory): Add missing static storage class
1441 qualifier for elf32_arm_stub_a8_veneer_blx.
1443 2010-01-07 Ian Lance Taylor <iant@google.com>
1446 * options.h (class General_options): Add --warn-unresolved-symbols
1447 and --error-unresolved-symbols.
1448 * errors.cc (Errors::undefined_symbol): Implement
1449 --warn-unresolved-symbols.
1451 * options.h (class General_options): Add -z text and -z textoff.
1452 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1454 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1456 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1457 (Garbage_collection::cident_sections): New function.
1458 (Garbage_collection::add_cident_section): New function.
1459 (Garbage_collection::cident_sections_): New member.
1460 (gc_process_relocs): Add references to sections whose names are C
1462 * gold.h (cident_section_start_prefix): New constant.
1463 (cident_section_stop_prefix): New constant.
1464 (is_cident): New function.
1465 * layout.cc (Layout::define_section_symbols): Replace string constants
1466 with the newly defined constants.
1467 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1469 * testsuite/Makefile.am: Add gc_orphan_section_test.
1470 * testsuite/Makefile.in: Regenerate.
1471 * testsuite/gc_orphan_section_test.cc: New file.
1472 * testsuite/gc_orphan_section_test.sh: New file.
1474 2010-01-06 Ian Lance Taylor <iant@google.com>
1477 * options.h (class General_options): Add --warn-shared-textrel.
1478 * layout.cc (Layout::finish_dynamic_section): Implement
1479 --warn-shared-textrel.
1482 * options.h (class General_options): Add --warn-multiple-gp.
1484 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1486 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1487 $(THREADSLIB) and $(LIBDL).
1488 * Makefile.in: Rebuild.
1490 2010-01-06 Ian Lance Taylor <iant@google.com>
1493 * options.cc (General_options::parse_section_start): New function.
1494 (General_options::section_start): New function.
1495 (General_options::General_options): Initialize all members.
1496 * options.h: Include <map>
1497 (class General_options): Add --section-start. Add section_starts_
1499 * layout.cc (Layout::attach_allocated_section_to_segment): If
1500 --section-start was used, set the address of the segment. Remove
1501 local sort_sections.
1502 (Layout::relaxation_loop_body): If the address of the load segment
1503 has been set by --section-start, don't use it.
1504 * output.h (Output_segment::update_flags_for_output_section): New
1506 * output.cc (Output_segment::add_output_section): Call
1507 update_flags_for_output_section.
1509 2010-01-05 Ian Lance Taylor <iant@google.com>
1512 * options.h (class General_options): Add --undefined-version.
1513 * script.cc (struct Version_expression): Add was_matched_by_symbol
1515 (Version_script_info::matched_symbol): New function.
1516 (Version_script_info::get_symbol_version_helper): Call
1518 (Version_script_info::check_unmatched_names): New function.
1519 * script.h (class Version_script_info): Update declarations.
1520 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1522 * options.h (class General_options): Use DEFINE_bool_alias for
1523 allow_multiple_definition.
1524 * resolve.cc (Symbol_table::should_override): Don't test
1525 allow_multiple_definition.
1528 * options.h (class General_options): Add --cref.
1529 * main.cc (main): Print cref table if --cref. Don't close mapfile
1530 until after printing cref table.
1531 * cref.cc: Include "symtab.h".
1532 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1533 (Cref_table_compare::operator()): New function.
1534 (Cref_inputs::gather_cref): New function.
1535 (filecol): New static const.
1536 (Cref_inputs::print_cref): New function.
1537 (Cref::print_cref): New function.
1538 * cref.h: Include <cstdio>.
1539 (class Cref): Update declarations.
1540 * mapfile.h (Mapfile::file): New function.
1541 * object.h (class Object): Define Symbols. Declare virtual
1542 do_get_global_symbols.
1543 (Object::get_global_symbols): New function.
1544 * object.cc (Input_objects::add_object): Pass object to cref_ if
1546 (Input_objects::archive_start): Likewise.
1547 (Input_objects::archive_stop): Likewise.
1548 (Input_objects::print_cref): New function.
1549 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1550 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1552 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1554 * plugin.h (class Sized_pluginobj): Update declarations.
1556 2010-01-05 Ian Lance Taylor <iant@google.com>
1558 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1559 to is_default_version. Rename insdef to insdefault.
1560 (Symbol_table::add_from_relobj): Rename def to is_default_version
1561 and local to is_forced_local.
1562 (Symbol_table::add_from_pluginobj): Likewise.
1563 (Symbol_table::add_from_dynobj): Likewise.
1564 (Symbol_table::define_special_symbol): Rename insdef to
1567 2010-01-04 Ian Lance Taylor <iant@google.com>
1570 * options.h (class General_options): Add
1571 --allow-multiple-definition and -z muldefs.
1572 * resolve.cc (Symbol_table::should_override): Don't warn about a
1573 multiple symbol definition if --allow-multiple-definition or -z
1577 * options.h (class General_options): Add --add-needed and
1578 --copy-dt-needed-entries. Tweak --as-needed help entry.
1579 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1580 error if --copy-dt-needed-entries aka --add-needed is used and
1581 would cause a change in behaviour.
1584 * options.h (class General_options): Add -G as a short version of
1585 --shared. Add no-op options -assert, -g, and -i.
1587 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1589 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1590 check for .text or .gnu.linkonce.t sections.
1591 * icf.cc (Icf::find_identical_sections): Ditto.
1592 Change the detection for mangled function name within the section
1594 * icf.h (is_section_foldable_candidate): New function.
1596 2009-12-30 Ian Lance Taylor <iant@google.com>
1599 * options.h (class General_options): Permit two dashes with
1600 --retain-symbols-file.
1602 2009-12-30 Ian Lance Taylor <iant@google.com>
1605 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1606 don't put the file header and segment headers in the text
1610 * common.cc (Sort_commons::operator()): Stabilize sort when both
1612 (Symbol_table::do_allocate_commons_list): When allocating common
1613 symbols, skip a symbol which is no longer common.
1614 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1615 an object before checking its type.
1616 * testsuite/common_test_2.c: New file.
1617 * testsuite/common_test_3.c: New file.
1618 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1619 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1620 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1621 (common_test_2_pic.o, common_test_2.so): New targets.
1622 (common_test_3_pic.o, common_test_3.so): New targets.
1623 * testsuite/Makefile.in: Rebuild.
1626 * script.cc (read_input_script): If we see a new SECTIONS clause,
1627 and we have added an input section, give an error.
1628 * layout.h (class Layout): Add have_added_input_section function.
1629 Add have_added_input_section_ field.
1630 * layout.cc (Layout::Layout): Initialize
1631 have_added_input_section_.
1632 (Layout::layout): Set have_added_input_section_.
1633 (Layout::layout_eh_frame): Likewise.
1635 2009-12-30 Ian Lance Taylor <iant@google.com>
1638 * options.h (class General_options): Add --sort-common option.
1639 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1640 * common.cc (Sort_common): Add sort_order parameter to
1641 constructor. Add sort_order_ field.
1642 (Sort_commons::operator): Check sort_order_.
1643 (Symbol_table::allocate_commons): Determine the sort order.
1644 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1646 (Symbol_table::do_allocate_commons_list): Likewise.
1648 2009-12-30 Ian Lance Taylor <iant@google.com>
1651 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1652 symbols from this object, don't change the visibility of an
1654 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1656 2009-12-30 Ian Lance Taylor <iant@google.com>
1659 * script.h (class Version_script_info): Define Language enum.
1660 Update declarations. Define Glob, Exact, and Lookup types. Add
1661 new fields globals_, locals_, and is_finalized_.
1662 * script.cc: Various formatting fixes.
1663 (class Parser_closure): Change language_stack_ from a vector of
1664 std::string to one of Version_script_info::Language. Adjust all
1666 (class Lazy_demangler): Remove.
1667 (struct Version_expression): Change language from std::string to
1668 Version_script_info::Language.
1669 (Version_script_info::Version_script_info): New function.
1670 (Version_script_info::~Version_script_info): Don't call clear.
1671 (Version_script_info::finalize): New function.
1672 (Version_script_info::build_lookup_tables): New function.
1673 (Version_script_info::build_expression_list_lookup): New
1675 (Version_script_info::get_symbol_version_helper): Rewrite to use
1677 (Version_script_info::print_expression_list): Adjust to use
1678 Version_script_info::Language.
1679 (script_push_lex_into_version_mode): Check that the version script
1680 has not been finalized.
1681 (version_script_push_lang): Change language string to
1682 Version_script_info::Language.
1683 * options.cc (Command_line::version_script): New function.
1684 * options.h (class General_options): Add finalize_dynamic_list
1685 function. Change version_script from declaration to definition.
1686 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1687 * testsuite/version_script.map: Remove duplicate def of foo.
1688 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1690 * testsuite/Makefile.in: Rebuild.
1692 2009-12-30 Ian Lance Taylor <iant@google.com>
1695 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1696 if the input symbol index is 0, make the output symbol index 0.
1698 2009-12-30 Ian Lance Taylor <iant@google.com>
1701 * options.h (class General_options): Add -x/--discard-all.
1702 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1703 --discard-all. If the local symbol needs a dynamic entry, check
1704 that before handling --discard-locals.
1706 2009-12-30 Ian Lance Taylor <iant@google.com>
1709 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1711 (Output_segment::add_output_section): Don't change the flags if
1715 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1716 GNU hash table if they need a dynamic value. Otherwise, don't add
1717 them if they are defined in a dynamic object or are forced local.
1719 2009-12-29 Ian Lance Taylor <iant@google.com>
1722 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1723 .gnu.hash table for a 32-bit target.
1726 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1727 regular and a dynamic object only needs a dynamic symbol table
1728 entry if it is externally visible.
1731 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1732 constructor. Add global_offset_table_ field.
1733 (Target_i386::got_section): Set global_offset_table_.
1734 (Target_i386::do_finalize_sections): Set global_offset_table_
1736 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1737 in constructor. Add global_offset_table_ field.
1738 (Target_x86_64::got_section): Set global_offset_table_.
1739 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1742 * layout.cc (Layout::Layout): Initialize increase_relro_.
1743 (Layout::get_output_section): Add is_relro, is_last_relro, and
1744 is_first_non_relro parameters. Change all callers.
1745 (Layout::choose_output_section): Likewise.
1746 (Layout::add_output_section_data): Likewise.
1747 (Layout::make_output_section): Likewise.
1748 (Layout::set_segment_offsets): Clear increase_relro when using a
1750 * layout.h (class Layout): Add increase_relro method. Add
1751 increase_relro_ field. Update declarations.
1752 * output.cc (Output_section::Output_section): Initialize
1753 is_last_relro_ and is_first_non_relro_.
1754 (Output_segment::add_output_section): Group relro sections is
1755 do_sort is true. Handle is_last_relro and is_first_non_relro.
1756 (Output_segment::maximum_alignment): Remove relro handling.
1757 (Output_segment::set_section_addresses): Add increase_relro
1758 parameter. Change all callers. Add initial alignment to align
1759 relro sections on separate page. Remove old relro handling.
1760 (Output_segment::set_section_list_addresses): Remove in_relro
1761 parameter. Change all callers.
1762 (Output_segment::set_offset): Add increase parameter. Change all
1763 callers. Remove old relro handling.
1764 * output.h (class Output_section): Add new methods: is_last_relro,
1765 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1766 Add is_last_relro_ and is_first_non_relro_ fields.
1767 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1768 Create separate .got.plt section. Call increase_relro.
1769 * x86_64.cc (Target_x86_64::got_section): Likewise.
1770 * testsuite/relro_script_test.t: Add .got.plt.
1773 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1774 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1775 (Layout::finalize): Call set_dynamic_symbol_size.
1776 (Layout::set_dynamic_symbol_size): New function.
1777 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1778 set_dynamic_symbol_size.
1781 * output.h (class Output_section): Add is_entsize_zero_ field.
1782 * output.cc (Output_section::Output_section): Initialize
1784 (Output_section::set_entsize): If two different entsizes are
1785 requested, force it to zero.
1786 (Output_section::add_input_section): Set flags for .debug_str
1787 before updating section flags. Set entsize.
1788 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1789 and SHF_STRING if all input sections have those flags.
1791 2009-12-29 Rafael Espindola <espindola@google.com>
1793 * main.cc (main): Fix the sys time reporting.
1794 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1797 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1799 * options.cc (General_options::parse_version): Allow -v to exit
1800 without an error if there is nothing to link.
1802 2009-12-29 Ian Lance Taylor <iant@google.com>
1804 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1805 using a version of gcc before 4.1.
1806 * configure: Rebuild.
1808 2009-12-28 Chris Demetriou <cgd@google.com>
1810 * attributes.cc (Output_attributes_section_data::do_write): Use
1811 std::vector::front rather than std::vector::data.
1813 2009-12-28 Ian Lance Taylor <iant@google.com>
1815 * symtab.h (class Symbol_table): Add enum Defined.
1816 * resolve.cc (Symbol_table::should_override): Add defined
1817 parameter. Change all callers. Test whether object is NULL
1818 before calling a method on it.
1819 (Symbol_table::report_resolve_problem): Add defined parameter.
1821 (Symbol_table::should_override_with_special): Likewise.
1822 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1823 parameter. Change all callers.
1824 (Symbol_table::do_define_in_output_data): Likewise.
1825 (Symbol_table::define_in_output_segment): Likewise.
1826 (Symbol_table::do_define_in_output_segment): Likewise.
1827 (Symbol_table::define_as_constant): Likewise.
1828 (Symbol_table::do_define_as_constant): Likewise.
1829 * script.h (class Symbol_assignment): Add is_defsym parameter to
1830 constructor; change all callers.
1831 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1832 parameter. Change all callers. Add is_defsym_ field.
1833 (class Parser_closure): Add parsing_defsym parameter to
1834 constructor; change all callers. Add parsing_defsym accessor
1835 function. Add parsing_defsym_ field.
1837 2009-12-28 Ian Lance Taylor <iant@google.com>
1839 * gold.cc (queue_middle_tasks): Fix formatting.
1840 * object.cc (Relobj::is_section_name_included): Likewise.
1842 2009-12-23 Ian Lance Taylor <iant@google.com>
1844 * i386.cc (Target_i386::do_calls_non_split): Recognize
1845 -fsplit-stack prologue for a function with a static chain.
1846 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1847 -fsplit-stack prologue when using %r11.
1849 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1851 * options.cc (General_options::parse_version): Make -v continue and do
1852 the link like GNU ld does.
1854 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1856 * Makefile.am (CCFILES): Add timer.cc.
1857 (HFILES): Add timer.h.
1858 * configure.ac: Check for sysconf and times.
1859 * main.cc: include timer.h.
1860 (main): Use Timer instead of get_run_time.
1863 * workqueue.cc: include timer.h.
1864 (Workqueue::find_and_run_task):
1865 Report user, sys and wall time.
1866 * Makefile.in: Regenerate.
1867 * config.in: Regenerate.
1868 * configure: Regenerate.
1870 2009-12-16 Doug Kwan <dougkwan@google.com>
1872 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1874 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1875 relaxed input sections.
1876 * output.cc (Output_section::find_relaxed_input_section): Change
1877 return type to Output_relaxed_input_section pointer. Adjust code
1878 for new type of relaxed_input_section_map_.
1879 * output.h (Output_section::find_relaxed_input_section): Change
1880 return type to Output_relaxed_input_section pointer.
1881 (Output_section::Output_relaxed_input_section_by_input_section_map):
1883 (Output_section::relaxed_input_section_map_): Change type to
1884 Output_section::Output_relaxed_input_section_by_input_section_map.
1885 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1888 2009-12-15 Ian Lance Taylor <iant@google.com>
1890 * layout.cc (Layout::create_shstrtab): Only write out after input
1891 sections if we are compressing debug sections.
1893 2009-12-15 Ian Lance Taylor <iant@google.com>
1895 * archive.cc (Archive::add_symbols): Only look up a symbol without
1896 a version if there is, in fact, a version.
1898 2009-12-14 Ian Lance Taylor <iant@google.com>
1900 Revert -Wshadow changes, all changes from:
1901 2009-12-11 Doug Kwan <dougkwan@google.com>
1902 2009-12-11 Nick Clifton <nickc@redhat.com>
1903 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1905 2009-12-11 Doug Kwan <dougkwan@google.com>
1907 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1909 * attributes.cc (Object_attribute::size): Ditto.
1910 (Attributes_section_data::size): Ditto.
1911 (Attributes_section_data::Attributes_section_data): Ditto.
1912 (Output_attributes_section_data::do_write): Ditto.
1913 * attributes.h (Object_attribute::set_type): Ditto.
1914 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1916 2009-12-11 Nick Clifton <nickc@redhat.com>
1918 * archive.cc: Fix shadowed variable warnings.
1920 * compressed_output.cc: Likewise.
1921 * compressed_output.h: Likewise.
1922 * configure: Likewise.
1923 * dwarf_reader.cc: Likewise.
1924 * dynobj.cc: Likewise.
1925 * dynobj.h: Likewise.
1926 * ehframe.cc: Likewise.
1927 * ehframe.h: Likewise.
1928 * errors.cc: Likewise.
1929 * expression.cc: Likewise.
1930 * fileread.cc: Likewise.
1931 * fileread.h: Likewise.
1932 * freebsd.h: Likewise.
1933 * i386.cc: Likewise.
1935 * incremental.h: Likewise.
1936 * layout.cc: Likewise.
1937 * layout.h: Likewise.
1938 * mapfile.cc: Likewise.
1939 * merge.cc: Likewise.
1940 * merge.h: Likewise.
1941 * object.cc: Likewise.
1942 * object.h: Likewise.
1943 * options.h: Likewise.
1944 * output.cc: Likewise.
1945 * output.h: Likewise.
1946 * parameters.cc: Likewise.
1947 * plugin.cc: Likewise.
1948 * powerpc.cc: Likewise.
1949 * reduced_debug_output.cc: Likewise.
1950 * reduced_debug_output.h: Likewise.
1951 * reloc.cc: Likewise.
1952 * reloc.h: Likewise.
1953 * resolve.cc: Likewise.
1954 * script-sections.cc: Likewise.
1955 * script.cc: Likewise.
1956 * script.h: Likewise.
1957 * sparc.cc: Likewise.
1958 * symtab.cc: Likewise.
1959 * symtab.h: Likewise.
1960 * target-select.cc: Likewise.
1961 * target-select.h: Likewise.
1962 * token.h: Likewise.
1963 * workqueue.cc: Likewise.
1964 * workqueue.h: Likewise.
1965 * x86_64.cc: Likewise.
1967 2009-12-10 Doug Kwan <dougkwan@google.com>
1969 * arm.cc (attributes.h): New include.
1970 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1971 (Arm_relobj::~Arm_relobj): Delete object pointed by
1972 attributes_section_data_.
1973 (Arm_relobj::attributes_section_data): New method definition.
1974 (Arm_relobj::attributes_section_data_): New data member declaration.
1975 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1976 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1977 attributes_section_data_.
1978 (Arm_dynobj::attributes_section_data): New method definition.
1979 (Arm_dynobj::attributes_section_data_): New data member declaration.
1980 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1981 initialization value of may_use_blx_ to false.
1982 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1983 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1984 object attributes to compute results instead of hard-coding.
1985 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1986 Target_arm::get_secondary_compatible_arch,
1987 Target_arm::set_secondary_compatible_arch
1988 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1989 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1990 New method declarations.
1991 (Target_arm::get_aeabi_object_attribute): New method definition.
1992 (Target_arm::attributes_section_data_): New data member declaration.
1993 (read_arm_attributes_section): New template definition.
1994 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1995 (Arm_dynobj::do_read_symbols): Ditto.
1996 (Target_arm::do_finalize_sections): Merge attributes sections from
1997 input. Check for BLX use after attributes section merging.
1998 Fix __exidx_start and __exidx_end visibility. Create an
1999 .ARM.attributes section if necessary.
2000 (Target_arm::get_secondary_compatible_arch,
2001 Target_arm::set_secondary_compatible_arch,
2002 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2003 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2004 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2005 New method definitions.
2007 2009-12-09 Ian Lance Taylor <iant@google.com>
2009 * plugin.cc (Plugin::load): Don't cast from void* to a function
2012 2009-12-09 Ian Lance Taylor <iant@google.com>
2014 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2017 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2019 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2020 Replace two_file_shared_1.so with two_file_shared_2.so.
2021 * testsuite/Makefile.in: Regenerated.
2023 2009-12-08 Doug Kwan <dougkwan@google.com>
2025 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2026 (HFILES): Add attributes.h and int_encoding.h.
2027 * Makefile.in: Regenerate.
2028 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2029 function definitions to int_encoding.cc
2030 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2031 prototypes to int_encoding.h
2032 * reduced_debug_output.cc (int_encoding.h): New include.
2033 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2034 function definitions to int_encoding.cc
2035 (insert_into_vector, read_from_pointer): Move template definitions to
2037 * attributes.cc: New file.
2038 * attributes.h: New file.
2039 * int_encoding.cc: New file.
2040 * int_encoding.h: New file.
2042 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
2045 * incremental-dump.cc (dump_incremental_inputs): New.
2046 (main): Use dump_incremental_inputs.
2048 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2051 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2052 checking elfcpp::STT_FUNC.
2053 (Target_i386::Relocate::relocate): Likewise.
2054 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2056 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2057 symbols from shared libraries into normal FUNC symbols.
2059 * symtab.h (Symbol): Add is_func and use it.
2061 2009-12-05 Doug Kwan <dougkwan@google.com>
2063 * arm.cc (Target_arm::arm_info): Initialize new fields
2064 attributes_section and attributes_vendor.
2065 * i386.cc (Target_i386::i386_info): Same.
2066 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2067 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2068 fields attributes_section and attributes_vendor.
2069 * sparc.cc (Target_sparc::sparc_info): Same.
2070 * target.h (Target::attributes_section, Target::attributes_vendor,
2071 Target::is_attributes_section, Target::attribute_arg_type,
2072 Target::attributes_order): New method definitions.
2073 (Target::Target_info::attributes_section,
2074 Target::Target_info::attributes_vendor): New fields.
2075 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2076 virtual method definitions.
2077 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2078 attributes_section and attributes_vendor.
2079 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2081 2009-12-05 Doug Kwan <dougkwan@google.com>
2083 * arm.cc: Update comments about interworking and stub generation.
2084 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2085 considered as non-PIC.
2086 (Arm_relocate_functions::base_abs): Fix formatting.
2087 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2088 of function to use GOT entry address instead of offset.
2089 (Target_arm::Scan::global): Issue an error if a symbol would need a
2090 PLT does not get one because it is untyped. Remove code to create
2091 dynamic symbols for relative branches.
2092 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2093 takes unsigned integer instead of boolean.
2095 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2097 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2098 (two_file_test_LDADD): Likewise.
2099 (common_test_1_LDADD): Likewise.
2100 (exception_test_LDADD) Likewise.
2101 (weak_test_LDADD): Likewise.
2102 (many_sections_test_LDADD): Likewise.
2103 (initpri1_LDADD): Likewise.
2104 (script_test_1_LDADD): Likewise.
2105 (script_test_2_LDADD): Likewise.
2106 (justsyms_LDADD): Likewise.
2107 (binary_test_LDADD): Likewise.
2108 (large_LDADD): Likewise.
2109 * testsuite/Makefile.in: Regenerated.
2111 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2113 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2114 (Symbol_table::override_with_special): Likewise.
2115 (Symbol_table::add_from_object): Likewise.
2117 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2119 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2120 Don't set the data_offset twice.
2122 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2124 * testsuite/Makefile.in: Regenerate.
2126 2009-12-03 Doug Kwan <dougkwan@google.com>
2128 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2129 (Target_arm::do_finalize_sections): Add parameter for symbol table
2130 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2131 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2132 parameter for symbol table pointer.
2133 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2134 an additional parameter for a pointer to symbol table.
2135 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2136 parameter for a symbol table pointer.
2137 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2138 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2140 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2141 parameter for a symbol table pointer.
2143 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2145 * incremental.cc (Incremental_inputs_header)
2146 (Incremental_inputs_header_write, Incremental_inputs_entry)
2147 (Incremental_inputs_entry_write): Move ...
2148 * incremental.h (Incremental_inputs_header)
2149 (Incremental_inputs_header_write, Incremental_inputs_entry)
2150 (Incremental_inputs_entry_write): here.
2152 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2154 * incremental.cc (make_sized_incremental_binary): Set the target.
2155 Error if it is incompatible.
2156 * output.h (Output_file): Add filename method.
2158 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2160 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2161 from the get_* methods.
2163 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2165 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2166 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2167 Write 0 for the data_offset of scripts.
2169 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2171 * testsuite/Makefile.am: Add the incremental_test.sh test.
2172 * testsuite/incremental_test.sh: New.
2173 * testsuite/incremental_test_1.c: New.
2174 * testsuite/incremental_test_2.c: New.
2176 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2178 * incremental-dump.cc (main): Fix typos.
2180 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2183 * incremental-dump.cc (main): Use llu to print 64 bit values.
2185 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2186 H.J. Lu <hongjiu.lu@intel.com>
2188 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2190 (incremental_dump_LDADD): Likewise.
2191 * Makefile.in: Regenerated.
2193 2009-11-25 Doug Kwan <dougkwan@google.com>
2197 2009-11-25 Doug Kwan <dougkwan@google.com>
2199 * arm.cc (Target_arm::Target_arm): Move method definition
2200 outside of class definition. Add code to handle
2201 --target1-rel, --target1-abs and --target2= options.
2202 (Target_arm::get_reloc_reloc_type): Change method to be
2203 non-static and const.
2204 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2205 New data member declaration.
2206 (Target_arm::Scan::local, Target_arm::Scan::global,
2207 Target_arm::Relocate::relocate,
2208 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2209 Adjust call to Target_arm::get_real_reloc_type.
2210 (Target_arm::get_real_reloc_type): Use command line options
2211 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2212 * options.h (--target1-rel, --target1-abs, --target2): New
2215 2009-11-25 Doug Kwan <dougkwan@google.com>
2217 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2218 class definition. Add code to handle --target1-rel, --target1-abs
2219 and --target2= options.
2220 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2222 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2224 (Target_arm::Scan::local, Target_arm::Scan::global,
2225 Target_arm::Relocate::relocate,
2226 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2227 call to Target_arm::get_real_reloc_type.
2228 (Target_arm::get_real_reloc_type): Use command line options to
2229 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2230 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2233 2009-11-25 Doug Kwan <dougkwan@google.com>
2235 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2236 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2237 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2239 (Arm_relocate_functions::thm_call): Replace body with a call to
2240 Arm_relocate_functions::thumb_branch_common.
2241 (Arm_relocate_functions::thm_jump24,
2242 Arm_relocate_functions::thm_xpc22): New method definitions.
2243 (Arm_relocate_functions::thumb_branch_common): New method definition.
2244 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2246 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2247 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2249 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2251 * Makefile.am: Build incremental-dump
2252 * Makefile.in: Regenerate.
2253 * incremental-dump.cc: New.
2254 * incremental.cc (Incremental_inputs_header_data,
2255 Incremental_inputs_entry_data): Move to incremental.h
2256 * incremental.h: (Incremental_inputs_header_data,
2257 Incremental_inputs_entry_data): Move from incremental.cc
2259 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2261 * incremental.cc (Incremental_inputs_header,
2262 Incremental_inputs_header_write, Incremental_inputs_entry,
2263 Incremental_inputs_entry_write): Add a typedef with the data type.
2265 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2267 * incremental.cc (Incremental_inputs_header,
2268 Incremental_inputs_header_write, Incremental_inputs_entry,
2269 Incremental_inputs_entry_write): Update comment about which
2270 type has the filed descriptions.
2272 2009-11-15 Doug Kwan <dougkwan@google.com>
2274 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2275 (Arm_relocate_functions::arm_branch_common): Change method defintion
2276 in class definition to a method declaration and update list of formal
2278 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2279 Arm_relocation_functions::jump24): Adjust call to
2280 Arm_relocate_functions::arm_branch_common. Update list of formal
2282 (Arm_relocate_functions::xpc25): New method definition.
2283 (Arm_relocate_functions::arm_branch_common): Move method defintion
2284 out from class definition. Use stubs for mode-switching and extending
2286 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2287 specially. Change code to enable use of stubs in ARM branches.
2289 2009-11-10 Doug Kwan <dougkwan@google.com>
2291 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2292 in method declaration.
2293 (Target_arm::relocate_stub): New method declaration.
2294 (Target_arm::default_target): Change to return a pointer instead of
2296 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2297 Target_arm::default_target.
2298 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2300 (Target_arm::relocate_section): Adjust view.
2301 (Target_arm::relocate_stub): New method definition.
2303 2009-11-10 Doug Kwan <dougkwan@google.com>
2305 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2307 * incremental.cc (open_incremental_binary): Initialized local
2308 variables to avoid warnings.
2309 * object.cc (make_elf_object): Ditto.
2310 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2313 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2316 * testsuite/plugin_test.c: Include "config.h".
2318 2009-11-09 Doug Kwan <dougkwan@google.com>
2320 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2321 (arm_symbol_value): Remove.
2322 (Arm_relocate_functions::arm_branch_common,
2323 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2324 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2325 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2326 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2327 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2328 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2329 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2330 Arm_relocate_functions::thm_mobw_abs_nc,
2331 Arm_relocate_functions::thm_mov_abs,
2332 Arm_relocate_functions::movw_prel_nc,
2333 Arm_relocate_functions::thm_movt_abs,
2334 Arm_relocate_functions::movt_prel,
2335 Arm_relocate_functions::thm_movw_prel_nc,
2336 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2337 (Target_arm::Relocate::relocate): Only decompose address into two
2338 parts if relocation type uses the thumb-bit and pass the actual
2339 bit instead of a flag indicating that the thumb-bit is used. Adjust
2340 calls to methods in Arm_relocate_functions for this change.
2342 2009-11-08 Ian Lance Taylor <iant@google.com>
2345 * reloc.cc: Instantiate
2346 Sized_relobj::initialize_input_to_output_maps and
2347 Sized_relobj:free_input_to_output_maps.
2349 2009-11-06 Ian Lance Taylor <iant@google.com>
2352 * defstd.cc (in_segment): Set only_if_ref true for "end".
2354 2009-11-06 Doug Kwan <dougkwan@google.com>
2356 * arm.cc (class Reloc_stub): Correct a comment.
2357 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2358 (Target_arm::scan_section_for_stubs): New method declaration.
2359 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2360 Change methods from private to protected.
2361 (Target_arm::do_may_relax): New method definition.
2362 (Target_arm::do_relax, Target_arm::group_sections,
2363 Target_arm::scan_reloc_for_stub,
2364 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2365 (Target_arm::arm_input_section_map_): New data member declaration.
2366 (Target_arm::scan_reloc_for_stub,
2367 Target_arm::scan_reloc_section_for_stubs,
2368 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2369 Target_arm::do_relax): New method definitions.
2371 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2373 * configure.ac: Check for (struct stat)::st_mtim
2374 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2375 * config.in: Regenerate.
2376 * configure: Regenerate.
2378 2009-11-05 Ian Lance Taylor <iant@google.com>
2381 * output.cc (Output_segment::add_output_section): Add missing
2384 2009-11-04 Ian Lance Taylor <iant@google.com>
2387 * object.h (class Object): Add is_needed and set_is_needed
2388 methods. Add is_needed_ field. Make bool fields into bitfields.
2389 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2390 defined in a dynamic object and referenced by a regular object,
2391 set is_needed for the dynamic object.
2392 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2393 if the file is marked with as_needed and it is not needed.
2395 2009-11-04 Ian Lance Taylor <iant@google.com>
2398 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2399 tags if data is discarded by linker script.
2400 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2401 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2402 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2403 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2405 2009-11-04 Ian Lance Taylor <iant@google.com>
2407 * layout.cc (Layout::get_output_section): Add is_interp and
2408 is_dynamic_linker_section parameters. Change all callers.
2409 (Layout::choose_output_section): Likewise.
2410 (Layout::make_output_section): Likewise.
2411 (Layout::add_output_section_data): Add is_dynamic_linker_section
2412 parameter. Change all callers.
2413 * layout.h (class Layout): Update declarations.
2414 * output.h (class Output_section): Add is_interp, set_is_interp,
2415 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2416 Add is_interp_, is_dynamic_linker_section_ fields. Change
2417 generate_code_fills_at_write_ to a bitfield.
2418 * output.cc (Output_section::Output_sections): Initialize new
2420 (Output_segment::add_output_section): Add do_sort parameter.
2423 2009-11-03 Ian Lance Taylor <iant@google.com>
2426 * options.h (class General_options): Add --warn-common.
2427 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2428 merging two common symbols.
2429 (Symbol_table::should_override): Handle --warn-common when merging
2430 a common symbol with a defined symbol. Use report_resolve_problem
2431 for multiple definitions.
2432 (Symbol_table::report_resolve_problem): New function.
2433 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2435 2009-11-03 Doug Kwan <dougkwan@google.com>
2437 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2439 (Target_arm::stub_factory): New method definition.
2440 (Target_arm::new_arm_input_section,
2441 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2442 Target_arm::reloc_uses_thumb_bit): New method declarations.
2443 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2444 New type definitions.
2445 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2446 member declarations.
2447 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2448 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2449 New method definitions.
2451 2009-11-03 Ian Lance Taylor <iant@google.com>
2453 * options.h (class General_options): Add --warn_constructors.
2455 2009-11-03 Ian Lance Taylor <iant@google.com>
2458 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2459 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2461 2009-11-03 Ian Lance Taylor <iant@google.com>
2464 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2465 --msgid-bugs-address.
2466 (install-pdf): New target.
2467 (install-data_yes): Look up one directory to find mkinstalldirs.
2469 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2471 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2474 2009-10-30 Doug Kwan <dougkwan@google.com>
2476 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2478 2009-10-30 Doug Kwan <dougkwan@google.com>
2480 * arm.cc (Stub_addend_reader): New struct template definition
2481 and partial specializations.
2482 (Stub_addend_reader::operator()): New method definition for a
2483 partially specialized template.
2485 2009-10-30 Doug Kwan <dougkwan@google.com>
2487 * arm.cc (Arm_relobj::processor_specific_flags): New method
2489 (Arm_relobj::do_read_symbols): New method declaration.
2490 (Arm_relobj::processor_specific_flags_): New data member declaration.
2491 (Arm_dynobj): New class definition.
2492 (Target_arm::do_finalize_sections): Add input_objects parameter.
2493 (Target_arm::do_adjust_elf_header): New method declaration.
2494 (Target_arm::are_eabi_versions_compatible,
2495 (Target_arm::merge_processor_specific_flags): New method declaration.
2496 (Target_arm::do_make_elf_object): New overloaded method definitions
2498 (Arm_relobj::do_read_symbols): New method definition.
2499 (Arm_dynobj::do_read_symbols): Ditto.
2500 (Target_arm::do_finalize_sections): Add input_objects parameters.
2501 Merge processor-specific flags from all input objects.
2502 (Target_arm::are_eabi_versions_compatible,
2503 Target_arm::merge_processor_specific_flags,
2504 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2505 New method definitions.
2506 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2507 Input_objects pointer type parameter.
2508 * layout.cc (Layout::finalize): Pass input objects to target's.
2509 finalize_sections function.
2510 * output.cc (Output_file_header::do_sized_write): Set ELF file
2511 header's processor-specific flags.
2512 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2513 Input_objects pointer type parameter.
2514 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2515 * target.h (Input_objects): New forward class declaration.
2516 (Target::processor_specific_flags,
2517 Target::are_processor_specific_flags_sect): New method definitions.
2518 (Target::finalize_sections): Add input_objects parameter.
2519 (Target::Target): Initialize processor_specific_flags_ and
2520 are_processor_specific_flags_set_.
2521 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2523 (Target::set_processor_specific_flags): New method definition.
2524 (Target::processor_specific_flags_,
2525 Target::are_processor_specific_flags_set_): New data member
2527 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2528 Input_objects pointer type parameter.
2530 2009-10-30 Doug Kwan <dougkwan@google.com>
2532 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2534 2009-10-28 Ian Lance Taylor <iant@google.com>
2536 * object.h (class Relobj): Drop options parameter from
2537 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2538 do_scan_relocs, do_relocate. Change all callers.
2539 (class Sized_relobj): Drop options parameters from
2540 do_gc_process_relocs, do_scan_relocs, do_relocate,
2541 do_relocate_sections, relocate_sections, emit_relocs_scan,
2542 emit_relocs_scan_reltype. Change all callers.
2543 (struct Relocate_info): Remove options field and all references to
2545 * reloc.h (class Read_relocs): Remove options constructor
2546 parameter and options_ field. Change all callers.
2547 (class Gc_process_relocs, class Scan_relocs): Likewise.
2548 (class Relocate_task): Likewise.
2549 * target-reloc.h (scan_relocs): Remove options parameter. Change
2551 (scan_relocatable_relocs): Likewise.
2552 * target.h (class Sized_target): Remove options parameter from
2553 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2555 * gc.h (gc_process_relocs): Remove options parameter. Change all
2557 * arm.cc: Update functions to remove options parameters.
2558 * i386.cc: Likewise.
2559 * powerpc.cc: Likewise.
2560 * sparc.cc: Likewise.
2561 * x86_64.cc: Likewise.
2562 * testsuite/testfile.cc: Likewise.
2564 2009-10-28 Doug Kwan <dougkwan@google.com>
2566 * arm.cc (Arm_relobj): New class definition.
2567 (Arm_relobj::scan_sections_for_stubs,
2568 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2569 New method definitions.
2571 2009-10-28 Cary Coutant <ccoutant@google.com>
2573 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2574 (Plugin::cleanup_done_): New member.
2575 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2576 (Plugin_manager::cleanup_done_): Remove.
2577 (Plugin_manager::add_input_file): Edit error message.
2578 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2579 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2581 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2583 * fileread.cc: (File_read::View::~View): Use the new
2584 data_ownership_ filed.
2585 (File_read::~File_read): Dispose the new whole_file_view_.
2586 (File_read::open): Mmap the whole file if needed.
2587 (File_read::open): Use whole_file_view_ instead of contents_.
2588 (File_read::find_view): Use whole_file_view_ if applicable.
2589 (File_read::do_read): Use whole_file_view_ instead of contents_.
2590 (File_read::make_view): Use whole_file_view_ instead of contents_,
2591 update File_read::View::View call.
2592 (File_read::find_or_make_view): Update File_read::View::View
2594 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2596 (File_read::View::Data_ownership): New enum.
2597 (File_read::View::View): Replace bool mapped_ with Data_ownership
2599 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2600 (File_read::View::data_ownership_): New field.
2601 (File_read::contents_): Remove (replaced by whole_file_view_).
2602 (File_read::whole_file_view_): New field.
2603 * options.h (class General_options): Add --keep-files-mapped.
2605 2009-10-27 Cary Coutant <ccoutant@google.com>
2607 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2608 * testsuite/Makefile.am (plugin_test_5): New test case.
2609 * testsuite/Makefile.in: Regenerate.
2611 2009-10-25 Doug Kwan <dougkwan@google.com>
2613 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2614 from private to protected to allow access by child class.
2615 (Sized_relobj::do_relocate_sections): New method declaration.
2616 (Sized_relobj::relocate_sections): Virtualize.
2617 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2618 Sized_relobj::relocate_sections. Instantiate template explicitly
2619 for different target sizes and endianity.
2621 2009-10-24 Doug Kwan <dougkwan@google.com>
2623 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2624 (Arm_input_section::as_arm_input_section): New method.
2625 (Arm_output_section): New class definition.
2626 (Arm_output_section::create_stub_group,
2627 Arm_output_section::group_sections): New method definitions.
2629 2009-10-22 Doug Kwan <dougkwan@google.com>
2631 * arm.cc (Arm_input_section): New class definition.
2632 (Arm_input_section::init, Arm_input_section:do_write,
2633 Arm_input_section::set_final_data_size,
2634 Arm_input_section::do_reset_address_and_file_offset): New method
2637 2009-10-21 Doug Kwan <dougkwan@google.com>
2639 * arm.cc (Stub_table, Arm_input_section): New forward class
2641 (Stub_table): New class defintion.
2642 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2643 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2644 New method definition.
2646 2009-10-21 Doug Kwan <dougkwan@google.com>
2648 * arm.cc: Update copyright comments.
2649 (Target_arm): New forward class template declaration.
2650 (Arm_address): New type.
2651 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2652 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2653 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2655 (Insn_template): Same.
2656 (DEF_STUBS): New macro.
2657 (Stub_type): New enum type.
2658 (Stub_template): New class definition.
2661 (Stub_factory): Same.
2662 (Target_arm::Target_arm): Initialize may_use_blx_ and
2663 should_force_pic_veneer_.
2664 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2665 Target_arm::should_force_pic_veneer,
2666 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2667 Target_arm::using_thumb_only, Target_arm:;default_target): New
2669 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2670 New data member declarations.
2671 (Insn_template::size, Insn_template::alignment): New method defintions.
2672 (Stub_template::Stub_template): New method definition.
2673 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2674 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2675 (Stub_factory::Stub_factory): New method definition.
2676 * gold.h (string_hash): New template.
2677 * output.h (Input_section_specifier::hash_value): Use
2679 (Input_section_specifier::string_hash): Remove.
2680 * stringpool.cc (Stringpool_template::string_hash): Use
2683 2009-10-20 Doug Kwan <dougkwan@google.com>
2685 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2686 symbols of relaxed input sections.
2687 * output.h (Output_section::find_relaxed_input_section): Make
2690 2009-10-16 Doug Kwan <dougkwan@google.com>
2692 * dynobj.cc (Versions::Versions): Initialize version_script_.
2693 Only insert base version symbol definition for a shared object
2694 if version script defines any version versions.
2695 (Versions::define_base_version): New method definition.
2696 (Versions::add_def): Check that base version is not needed.
2697 (Versions::add_need): Define base version lazily.
2698 * dynobj.h (Versions::define_base_version): New method declaration.
2699 (Versions::needs_base_version_): New data member declaration.
2700 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2701 (check_DATA): Add no_version_test.stdout.
2702 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2704 * testsuite/Makefile.in: Regenerate.
2705 * testsuite/no_version_test.c: New file.
2706 * testsuite/no_version_test.sh: Ditto.
2708 2009-10-16 Doug Kwan <dougkwan@google.com>
2710 * expression.cc (class Segment_start_expression): New class definition.
2711 (Segment_start_expression::value): New method definition.
2712 (script_exp_function_segment_start): Return a new
2713 Segment_start_expression.
2714 * gold/script-c.h (script_saw_segment_start_expression): New function
2716 * script-sections.cc (Script_sections::Script_sections): Initialize
2717 SAW_SEGMENT_START_EXPRESSION_ to false.
2718 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2719 and -Tbbs options to specify section addresses if given in
2720 command line and no SEGMENT_START expression is seen in a script.
2721 * script-sections.h (Script_sections::saw_segment_start_expression,
2722 Script_sections::set_saw_segment_start_expression): New method
2724 (Script_sections::saw_segment_start_expression_): New data member
2726 * script.cc (script_saw_segment_start_expression): New function.
2727 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2728 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2729 script_test_7.sh and script_test_8.sh.
2730 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2731 script_test_8.stdout.
2732 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2733 (script_test_6, script_test_6.stdout, script_test_7,
2734 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2735 * Makefile.in: Regenerate.
2736 * testsuite/script_test_6.sh: New file.
2737 * testsuite/script_test_6.t: Same.
2738 * testsuite/script_test_7.sh: Same.
2739 * testsuite/script_test_7.t: Same.
2740 * testsuite/script_test_8.sh: Same.
2742 2009-10-16 Doug Kwan <dougkwan@google.com>
2744 * output.cc (Output_segment::set_section_list_address): Cast
2745 expressions to unsigned long long type to avoid format warnings.
2747 2009-10-15 Ian Lance Taylor <iant@google.com>
2749 * script.cc (Script_options::add_symbol_assignment): Always add a
2750 dot assignment to script_sections_.
2751 * script-sections.cc (Script_sections::add_dot_assignment):
2752 Initialize if necessary.
2754 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2755 program headers with no load segment if there is a linker script.
2757 * layout.cc (Layout::set_segment_offsets): Align the file offset
2758 to the segment aligment for -N or -n with no load segment.
2759 * output.cc (Output_segment::add_output_section): Don't crash if
2760 the first section is a TLS section.
2761 (Output_segment::set_section_list_addresses): Print an error
2762 message if the address moves backward in a linker script.
2763 * script-sections.cc
2764 (Output_section_element_input::set_section_addresses): Don't
2765 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2766 (Orphan_output_section::set_section_addresses): Likewise.
2768 2009-10-15 Doug Kwan <dougkwan@google.com>
2770 * layout.cc (Layout::finish_dynamic_section): Generate tags
2771 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2772 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2773 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2775 2009-10-14 Ian Lance Taylor <iant@google.com>
2777 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2779 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2780 data_shdr fields of relinfo.
2781 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2782 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2783 R_386_TLS_LDO_32, adjust based on section flags.
2784 (Target_i386::Relocate::fix_up_ldo): Remove.
2786 2009-10-13 Ian Lance Taylor <iant@google.com>
2788 Add support for -pie.
2789 * options.h (class General_options): Add -pie and
2791 (General_options::output_is_position_independent): Test -pie.
2792 (General_options::output_is_executable): Return true if not shared
2793 and not relocatable.
2794 (General_options::output_is_pie): Remove.
2795 * options.cc (General_options::finalize): Reject incompatible uses
2797 * gold.cc (queue_middle_tasks): A -pie link is not static.
2798 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2799 * symtab.cc (Symbol::final_value_is_known): Return false if
2800 output_is_position_independent.
2801 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2802 output_is_position_independent.
2803 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2804 output_is_position_independent.
2805 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2806 output_is_position_independent.
2807 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2809 (basic_pie_test.o, basic_pie_test): New targets.
2810 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2811 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2812 (two_file_pie_test): New target.
2813 * testsuite/Makefile.in: Rebuild.
2814 * README: Remove note saying that -pie is not supported.
2816 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2818 * options.h (class General_options): Add -init and -fini.
2819 * layout.cc (Layout::finish_dynamic_section): Emit
2820 given init and fini functions.
2822 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2824 * gc.h (gc_process_relocs): Check if icf is enabled using new
2826 * gold.cc (queue_initial_tasks): Likewise.
2827 (queue_middle_tasks): Likewise.
2828 * object.cc (do_layout): Likewise.
2829 * symtab.cc (is_section_folded): Likewise.
2830 * main.cc (main): Likewise.
2831 * reloc.cc (Read_relocs::run): Likewise.
2832 (Sized_relobj::do_scan_relocs): Likewise.
2833 * icf.cc (is_function_ctor_or_dtor): New function.
2834 (Icf::find_identical_sections): Check if function is ctor or dtor when
2836 * options.h (General_options::icf): Change option to be an enum.
2837 (Icf_status): New enum.
2838 (icf_enabled): New method.
2839 (icf_safe_folding): New method.
2840 (set_icf_status): New method.
2841 (icf_status_): New variable.
2842 * (options.cc) (General_options::finalize): Set icf_status_.
2843 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2844 icf_test and icf_keep_unique_test to use the --icf enum flag.
2845 * testsuite/icf_safe_test.sh: New file.
2846 * testsuite/icf_safe_test.cc: New file.
2848 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2850 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2851 includes to gc.h and icf.h.
2852 * arm.cc: Include gc.h.
2853 * gold.cc: Likewise.
2854 * i386.cc: Likewise.
2855 * powerpc.cc: Likewise.
2856 * sparc.cc: Likewise.
2857 * x86_64.cc: Likewise.
2858 * gc.h: Include icf.h.
2860 2009-10-11 Ian Lance Taylor <iant@google.com>
2862 * plugin.cc: Include "gold.h" before other header files.
2864 2009-10-10 Chris Demetriou <cgd@google.com>
2866 * options.h (Input_file_argument::Input_file_type): New enum.
2867 (Input_file_argument::is_lib_): Replace with...
2868 (Input_file_argument::type_): New member.
2869 (Input_file_argument::Input_file_argument): Take Input_file_type
2870 'type' rather than boolean 'is_lib' as second argument.
2871 (Input_file_argument::is_lib): Use type_.
2872 (Input_file_argument::is_searched_file): New function.
2873 (Input_file_argument::may_need_search): Handle is_searched_file.
2874 * options.cc (General_options::parse_library): Support -l:filename.
2875 (General_options::parse_just_symbols): Update for Input_file_argument
2877 (Command_line::process): Likewise.
2878 * archive.cc (Archive::get_file_and_offset): Likewise.
2879 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2880 * script.cc (read_script_file, script_add_file): Likewise.
2881 * fileread.cc (Input_file::Input_file): Likewise.
2882 (Input_file::will_search_for): Handle is_searched_file.
2883 (Input_file::open): Likewise.
2884 * readsyms.cc (Read_symbols::get_name): Likewise.
2885 * testsuite/Makefile.am (searched_file_test): New test.
2886 * testsuite/Makefile.in: Regenerate.
2887 * testsuite/searched_file_test.cc: New file.
2888 * testsuite/searched_file_test_lib.cc: New file.
2890 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2891 Ian Lance Taylor <iant@google.com>
2893 * descriptor.cc: Include <cstdio> and "binary-io.h".
2894 (Descriptors::open): Open the files in binary mode always.
2895 * script.cc (Lex::get_token): Treat \r as whitespace.
2897 2009-10-09 Ian Lance Taylor <iant@google.com>
2899 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2901 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2902 Ian Lance Taylor <iant@google.com>
2904 * configure.ac: Check for readv function also.
2905 * fileread.cc (readv): Define if not HAVE_READV.
2906 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2908 * config.in: Regenerate.
2909 * configure: Regenerate.
2911 2009-10-09 Doug Kwan <dougkwan@google.com>
2913 * layout.cc (Layout::make_output_section): Call target hook to make
2914 ordinary output section.
2915 (Layout::finalize): Adjust parameter list of call the
2916 Target::may_relax().
2917 * layout.h (class Layout::section_list): New method.
2918 * merge.h (Output_merge_base::entsize): Change visibility to public.
2919 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2921 (Output_merge_string::do_is_string): New method.
2922 * object.cc (Sized_relobj::do_setup): renamed from
2923 Sized_relobj::set_up.
2924 * object.h (Sized_relobj::adjust_shndx,
2925 Sized_relobj::initializ_input_to_output_maps,
2926 Sized_relobj::free_input_to_output_maps): Change visibilities to
2928 (Sized_relobj::setup): Virtualize.
2929 (Sized_relobj::do_setup): New method declaration.
2930 (Sized_relobj::invalidate_section_offset,
2931 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2932 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2933 * options.cc (parse_int): New function.
2934 * options.h (parse_int): New declaration.
2935 (DEFINE_int): New macro.
2936 (stub_group_size): New option.
2937 * output.cc (Output_section::Output_section): Initialize memebers
2938 merge_section_map_, merge_section_by_properties_map_,
2939 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2940 (Output_section::add_input_section): Handled deferred code-fill
2941 generation and remove an old comment.
2942 (Output_section::add_relaxed_input_section): New method definition.
2943 (Output_section::add_merge_input_section): Use merge section by
2944 properties map to speed to search. Update merge section maps
2946 (Output_section::build_relaxation_map): New method definition.
2947 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2949 (Output_section::relax_input_section): Renamed to
2950 Output_section::convert_input_sections_to_relaxed_sections and change
2951 interface to take a vector of pointers to relaxed sections.
2952 (Output_section::find_merge_section,
2953 Output_section::find_relaxed_input_section): New method definitions.
2954 (Output_section::is_input_address_mapped,
2955 Output_section::output_offset, Output_section::output_address):
2956 Use output section data maps to speed up searching.
2957 (Output_section::find_starting_output_address): Add comments.
2958 (Output_section::do_write,
2959 Output_section::write_to_postprocessing_buffer): Do code-fill
2960 generation as appropriate.
2961 (Output_section::get_input_sections): Invalidate relaxed input section
2963 (Output_section::restore_states): Adjust type of checkpoint .
2964 Invalidate relaxed input section map.
2965 * output.h (Output_merge_base): New class declaration.
2966 (Input_section_specifier): New class defintion.
2967 (class Output_relaxed_input_section) Change base class to
2968 Output_section_data_build.
2969 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2970 base class initializer.
2971 (Output_section::add_relaxed_input_section): New method declaration.
2972 (Output_section::Input_section): Change visibility to protected.
2973 (Output_section::Input_section::relobj,
2974 Output_section::Input_section::shndx): Handle relaxed input sections.
2975 Output_section::input_sections) Change visibility to protected. Also
2976 define overload to return a non-const pointer.
2977 (Output_section::Merge_section_properties): New class defintion.
2978 (Output_section::Merge_section_by_properties_map,
2979 Output_section::Output_section_data_by_input_section_map,
2980 Output_section::Relaxation_map): New types.
2981 (Output_section::relax_input_section): Rename method to
2982 Output_section::convert_input_sections_to_relaxed_sections and change
2983 interface to take a vector of relaxed section pointers.
2984 (Output_section::find_merge_section,
2985 Output_section::find_relaxed_input_section,
2986 Output_section::build_relaxation_map,
2987 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2988 New method declarations.
2989 (Output_section::merge_section_map_
2990 Output_section::merge_section_by_properties_map_,
2991 Output_section::relaxed_input_section_map_,
2992 Output_section::is_relaxed_input_section_map_valid_,
2993 Output_section::generate_code_fills_at_write_): New data members.
2994 * script-sections.cc
2995 (Output_section_element_input::set_section_addresses): Call
2996 current_data_size and addralign methods of relaxed input sections.
2997 (Orphan_output_section::set_section_addresses): Call current_data_size
2998 and addralign methods of relaxed input sections.
2999 * symtab.cc (Symbol_table::compute_final_value): Extract template
3000 from the body of Symbol_table::sized_finalize_symbol.
3001 (Symbol_table::sized_finalized_symbol): Call
3002 Symbol_table::compute_final_value.
3003 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3004 (Symbol_table::compute_final_value): New templated method declaration.
3005 * target.cc (Target::do_make_output_section): New method defintion.
3006 * target.h (Target::make_output_section): New method declaration.
3007 (Target::relax): Add more parameters for input objects, symbol table
3008 and layout. Adjust call to do_relax.
3009 (Target::do_make_output_section): New method declaration.
3010 (Target::do_relax): Add parameters for input objects, symbol table
3013 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3015 * pread.c: Include stdio.h.
3017 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3019 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3022 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3024 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3025 Change read_shndx type to unsigned int.
3026 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3028 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3029 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3030 Change read_shndx type to unsigned int.
3031 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3033 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3034 * layout.cc (Layout::create_symtab_sections): Cast the result of
3035 local_symcount * symsize to off_t in the gold_assert.
3037 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3039 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3040 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3042 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3043 (Arm_relocate_functions::thm_abs5): New function.
3044 (Arm_relocate_functions::abs12): New function.
3045 (Arm_relocate_functions::abs16): New function.
3046 (Arm_relocate_functions::base_abs): New function.
3047 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3048 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3049 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3051 (Scan::global): Likewise.
3052 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3053 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3054 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3055 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3058 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3060 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3061 (Arm_relocate_functions::movt_prel): New function.
3062 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3063 (Arm_relocate_functions::thm_movt_prel): New function.
3064 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3065 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3066 (Scan::global, Relocate::relocate): Likewise.
3067 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3069 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3071 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3072 Incremental_checker.
3073 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3075 (class Incremental_inputs_header): New class.
3076 (Incremental_inputs_header_writer): Edit comment.
3077 (Incremental_inputs_entry): New class.
3078 (Incremental_inputs_entry_writer): Edit comment.
3079 (Sized_incremental_binary::do_find_incremental_inputs_section):
3080 Add *strtab_shndx parameter, fill it.
3081 (Sized_incremental_binary::do_check_inputs): New method.
3082 (Incremental_checker::can_incrementally_link_output_file): Use
3083 Sized_incremental_binary::check_inputs.
3084 (Incremental_inputs::report_command_line): Save command line in
3087 (Incremental_binary::find_incremental_inputs_section): New
3089 (Incremental_binary::do_find_incremental_inputs_section): Add
3090 strtab_shndx parameter.
3091 (Incremental_binary::do_check_inputs): New pure virtual method.
3092 (Sized_incremental_binary::do_check_inputs): Declare.
3093 (Incremental_checker::Incremental_checker): Add incremental_inputs
3094 parameter, use it to initialize incremental_inputs_.
3095 (Incremental_checker::incremental_inputs_): New field.
3096 (Incremental_checker::command_line): New method.
3097 (Incremental_checker::inputs): New method.
3098 (Incremental_checker::command_line_): New field.
3100 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3102 * incremental.cc: Include <cstdarg> and "target-select.h".
3103 (vexplain_no_incremental): New function.
3104 (explain_no_incremental): New function.
3105 (Incremental_binary::error): New method.
3106 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3108 (make_sized_incremental_binary): New function.
3109 (open_incremental_binary): New function.
3110 (can_incrementally_link_file): Add checks if output is ELF and has
3112 * incremental.h: Include "elfcpp_file.h" and "output.h".
3113 (Incremental_binary): New class.
3114 (Sized_incremental_binary): New class.
3115 (open_incremental_binary): Declare.
3116 * object.cc (is_elf_object): Use
3117 elfcpp::Elf_recognizer::is_elf_file.
3118 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3119 * output.h (Output_file::filesize): New method.
3121 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3123 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3125 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3126 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3128 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3130 (Arm_relocate_functions::movw_abs_nc): New function.
3131 (Arm_relocate_functions::movt_abs): New function.
3132 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3133 (Arm_relocate_functions::thm_movt_abs): New function.
3134 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3135 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3136 (Scan::global): Likewise.
3137 (Relocate::relocate): Likewise.
3138 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3140 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3142 * arm.cc (Arm_relocate_functions::got_prel) New function.
3143 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3144 (Relocate::relocate): Likewise.
3145 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3147 2009-10-06 Ian Lance Taylor <iant@google.com>
3149 * options.h (class General_options): Define
3150 split_stack_adjust_size parameter.
3151 * object.h (class Object): Add uses_split_stack_ and
3152 has_no_split_stack_ fields. Add uses_split_stack and
3153 has_no_split_stack accessor functions. Declare
3154 handle_split_stack_section.
3155 (class Reloc_symbol_changes): Define.
3156 (class Sized_relobj): Define Function_offsets. Declare
3157 split_stack_adjust, split_stack_adjust_reltype, and
3159 * object.cc (Object::handle_split_stack_section): New function.
3160 (Sized_relobj::do_layout): Call handle_split_stack_section.
3161 * dynobj.cc (Sized_dynobj::do_layout): Call
3162 handle_split_stack_section.
3163 * reloc.cc (Sized_relobj::relocate_sections): Call
3164 split_stack_adjust for executable sections in split_stack
3165 objects. Pass reloc_map to relocate_section.
3166 (Sized_relobj::split_stack_adjust): New function.
3167 (Sized_relobj::split_stack_adjust_reltype): New function.
3168 (Sized_relobj::find_functions): New function.
3169 * target-reloc.h: Include "object.h".
3170 (relocate_section): Add reloc_symbol_changes parameter. Change
3172 * target.h (class Target): Add calls_non_split method. Declare
3173 do_calls_non_split virtual method. Declare match_view and
3175 * target.cc: Include "elfcpp.h".
3176 (Target::do_calls_non_split): New function.
3177 (Target::match_view): New function.
3178 (Target::set_view_to_nop): New function.
3179 * gold.cc (queue_middle_tasks): Give an error if mixing
3180 split-stack and non-split-stack objects with -r.
3181 * i386.cc (Target_i386::relocate_section): Add
3182 reloc_symbol_changes parameter.
3183 (Target_i386::do_calls_non_split): New function.
3184 * x86_64.cc (Target_x86_64::relocate_section): Add
3185 reloc_symbol_changes parameter.
3186 (Target_x86_64::do_calls_non_split): New function.
3187 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3189 * powerpc.cc (Target_powerpc::relocate_section): Add
3190 reloc_symbol_changes parameter.
3191 * sparc.cc (Target_sparc::relocate_section): Add
3192 reloc_symbol_changes parameter.
3193 * configure.ac: Call AM_CONDITIONAL for the default target.
3194 * configure: Rebuild.
3195 * testsuite/Makefile.am (TEST_AS): New variable.
3196 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3197 (check_DATA): Add split_i386 and split_x86_64 files.
3198 (SPLIT_DEFSYMS): Define.
3199 (split_i386_[1234n].o): New targets.
3200 (split_i386_[124]): New targets.
3201 (split_i386_[1234r].stdout): New targets.
3202 (split_x86_64_[1234n].o): New targets.
3203 (split_x86_64_[124]): New targets.
3204 (split_x86_64_[1234r].stdout): New targets.
3205 (MOSTLYCLEANFILES): Add new executables.
3206 * testsuite/split_i386.sh: New file.
3207 * testsuite/split_x86_64.sh: New file.
3208 * testsuite/split_i386_1.s: New file.
3209 * testsuite/split_i386_2.s: New file.
3210 * testsuite/split_i386_3.s: New file.
3211 * testsuite/split_i386_4.s: New file.
3212 * testsuite/split_i386_n.s: New file.
3213 * testsuite/split_x86_64_1.s: New file.
3214 * testsuite/split_x86_64_2.s: New file.
3215 * testsuite/split_x86_64_3.s: New file.
3216 * testsuite/split_x86_64_4.s: New file.
3217 * testsuite/split_x86_64_n.s: New file.
3218 * testsuite/testfile.cc (Target_test): Update relocation_section
3220 * testsuite/Makefile.in: Rebuild.
3222 2009-10-06 Ian Lance Taylor <iant@google.com>
3224 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3225 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3226 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3227 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3228 the address on ldo_addrs_.
3229 (Target_i386::Relocate::fix_up_ldo): New function.
3231 2009-10-06 Rafael Espindola <espindola@google.com>
3233 * plugin.cc (add_input_library): New.
3234 (Plugin::load): Add add_input_library to tv.
3235 (Plugin_manager::add_input_file): Add the is_lib argument.
3236 (add_input_file): Update call to Plugin_manager::add_input_file.
3237 (add_input_library): New.
3238 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3240 2009-09-30 Doug Kwan <dougkwan@google.com>
3242 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3243 symbol and call Symbol::may_need_copy_reloc to determine if
3244 a copy reloc is needed.
3245 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3246 nocopyreloc is given in command line.
3247 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3248 given in command line.
3249 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3250 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3251 of the removed Target_i386::may_need_copy_reloc.
3252 * options.h (copyreloc): New option with default value false.
3253 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3254 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3255 instead of the removed Target_powerpc::may_need_copy_reloc.
3256 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3257 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3258 instead of the removed Target_sparc::may_need_copy_reloc.
3259 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3260 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3261 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3262 instead of the removed Target_x86_64::may_need_copy_reloc.
3264 2009-09-30 Ian Lance Taylor <iant@google.com>
3266 * object.h (class Object): Remove target_ field, and target,
3267 sized_target, and set_target methods.
3268 (Object::sized_target): Remove.
3269 (class Sized_relobj): Update declarations. Remove sized_target.
3270 * object.cc (Sized_relobj::setup): Remove target parameter.
3272 (Input_objects::add_object): Don't do anything with the target.
3273 (make_elf_sized_object): Add punconfigured parameter. Change all
3274 callers. Set or test parameter target.
3275 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3277 * parameters.cc (Parameters::set_target): Change parameter type to
3279 (Parameters::default_target): Remove.
3280 (set_parameters_target): Change parameter type to be non-const.
3281 (parameters_force_valid_target): New function.
3282 (parameters_clear_target): New function.
3283 * parameters.h (class Parameters): Update declarations. Remove
3284 default_target method. Add sized_target and clear_target
3285 methods. Change target_ to be non-const.
3286 (set_parameters_target): Update declaration.
3287 (parameters_force_valid_target): Declare.
3288 (parameters_clear_target): Declare.
3289 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3290 as NULL if we aren't searching.
3291 (Add_symbols::run): Don't check for compatible target.
3292 * fileread.cc (Input_file::open_binary): Call
3293 parameters_force_valid_target.
3294 * gold.cc (queue_middle_tasks): Likewise.
3295 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3296 set_target on object.
3297 * dynobj.h (class Sized_dynobj): Update declarations.
3298 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3299 make_elf_object returns NULL.
3300 (Archive::include_member): Don't check whether object target is
3302 * output.cc (Output_section::add_input_section): Get target from
3304 (Output_section::relax_input_section): Likewise.
3305 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3307 (Sized_relobj::do_scan_relocs): Likewise.
3308 (Sized_relobj::relocate_sections): Likewise.
3309 * resolve.cc (Symbol_table::resolve): Likewise.
3310 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3311 parameter. Change all callers.
3312 (Symbol_table::add_from_object): Get target from parameters.
3313 (Symbol_table::add_from_relobj): Don't check object target.
3314 (Symbol_table::add_from_dynobj): Likewise.
3315 (Symbol_table::define_special_symbol): Get target from
3317 * symtab.h (class Symbol_table): Update declaration.
3318 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3319 parameter. Change all callers. Clear parameter target.
3320 (Binary_test): Test target here.
3321 * testsuite/object_unittest.cc (gold_testsuite): Remove
3322 target_test_pointer parameter. Change all callers.
3323 (Object_test): Test target here.
3325 2009-09-26 Ian Lance Taylor <iant@google.com>
3327 * testsuite/initpri1.c: Don't try to use constructor priorities if
3328 compiling with gcc before 4.3.
3330 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3332 * testsuite/retain_symbols_file_test.sh (check_present): Change
3333 output file name to retain_symbols_file_test.stdout.
3334 (check_absent): Likewise.
3336 2009-09-18 Craig Silverstein <csilvers@google.com>
3338 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3339 * options.cc: Include <cerrno> and <fstream>.
3340 (General_options::finalize): Parse -retain-symbols-file tag.
3341 * options.h: New flag.
3342 (General_options): New method should_retain_symbol, new
3343 variable symbols_to_retain.
3344 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3345 should_retain_symbol map.
3346 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3347 * testsuite/Makefile.in: Regenerate.
3348 * testsuite/retain_symbols_file_test.sh: New file.
3350 2009-09-18 Nick Clifton <nickc@redhat.com>
3352 * po/es.po: Updated Spanish translation.
3354 2009-09-17 Doug Kwan <dougkwan@google.com>
3356 * debug.h (DEBUG_RELAXATION): New constant.
3357 (DEBUG_ALL): Add DEBUG_RELAXATION.
3358 (debug_string_to_enum): Add relaxation debug option.
3360 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3361 Layout::Relaxation_debug_check::read_sections,
3362 Layout::Relaxation_debug_check::read_sections): New method definitions.
3363 (Layout::Layout): Initialize data members
3364 record_output_section_data_from_scrips_,
3365 script_output_section_data_list_ and relaxation_debug_check_.
3366 (Layout::save_segments, Layout::restore_segments,
3367 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3368 Layout::relaxation_loop_body): New method definitions.
3369 (Layout::finalize): Support relaxation. Move section layout code to
3370 Layout::relaxation_loop_body.
3371 (Layout::set_asection_address_from_script): Move code for orphan
3372 section placement out.
3373 (Layout::place_orphan_sections_in_script): New method definition.
3374 * layout.h (Output_segment_headers, Output_file_header):
3375 New forward class declarations.
3376 (Layout::~Layout): Define.
3377 (Layout::new_output_section_data_from_script): New method definition.
3378 (Layout::place_orphan_sections_in_script): New method declaration.
3379 (Layout::Segment_states): New type declaration.
3380 (Layout::save_segments, Layout::restore_segments,
3381 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3382 Layout::relaxation_loop_body): New method declarations.
3383 (Layout::Output_section_data_list): New type declaration.
3384 (Layout::Relaxation_debug_check): New class definition.
3385 (Layout::record_output_section_data_from_script_,
3386 Layout::script_output_section_data_list_, Layout::segment_states_,
3387 Layout::relaxation_debug_check_): New data members.
3388 * output.cc: (Output_section_headers::do_size): New method definition.
3389 (Output_section_headers::Output_section_headers): Move size
3390 computation to Output_section_headers::do_size.
3391 (Output_segment_headers::do_size): New method definition.
3392 (Output_file_header::Output_file_header): Move size computation to
3393 Output_file_header::do_size and call it.
3394 (Output_file_header::do_size): New method definition.
3395 (Output_data_group::Output_data_group): Adjust call to
3396 Output_section_data.
3397 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3398 (Output_symtab_xindex::do_write): Add array bound check.
3399 (Output_section::Input_section::print_to_mapfile): Handle
3400 RELAXED_INPUT_SECTION_CODE.
3401 (Output_section::Output_section): Initialize data member checkpoint_.
3402 (Output_section::~Output_section): Delete checkpoint object pointed
3404 (Output_section::add_input_section): Always add an Input_section if
3406 (Output_section::add_merge_input_section): Add assert.
3407 (Output_section::relax_input_section): New method definition.
3408 (Output_section::set_final_data_size): Set load address to zero for
3409 an unallocated section.
3410 (Output_section::do_address_and_file_offset_have_reset_values):
3411 New method definition.
3412 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3413 Handle relaxed input section.
3414 (Output_section::sort_attached_input_sections): Checkpoint input
3415 section list lazily.
3416 (Output_section::get_input_sections): Change type of input_sections to
3417 list of Simple_input_section pointers. Checkpoint input section list
3418 lazily. Also handle relaxed input sections.
3419 (Output_section::add_input_section_for_script): Take a reference to
3420 a Simple_input_section object instead of Relobj pointer and section
3421 index as parameter. Handle relaxed input sections.
3422 (Output_section::save_states, Output_section::restore_states): New
3424 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3425 (Output_data::is_data_size_fixed): New method definition.
3426 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3428 (Output_data::address_and_file_offset_have_reset_values): New method
3430 (Output_data::do_address_and_file_offset_have_reset_values): New method
3432 (Output_data::set_data_size): Check that data size is not fixed.
3433 (Output_data::fix_data_size): New method definition.
3434 (Output_data::is_data_size_fixed_): New data member.
3435 (Output_section_headers::set_final_data_size): New method definition.
3436 (Output_section_headers::do_size): New method declaration.
3437 (Output_segment_headers::set_final_data_size): New method definition.
3438 (Output_segment_headers::do_size): New method declaration.
3439 (Output_file_header::set_final_data_size)::New method definition.
3440 (Output_file_header::do_size)::New method declaration.
3441 (Output_section_data::Output_section_data): Add new parameter
3442 is_data_size_fixed and use it to fix data size.
3443 (Output_data_const::Output_data_const): Adjust call to base class
3444 constructor and fix data size.
3445 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3446 base class constructor and fix data size.
3447 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3448 base class constructor and fix data size.
3449 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3450 class constructor and fix data size.
3451 (Output_data_group::set_final_data_size): New method definition.
3452 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3453 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3454 class constructor and fix data size.
3455 (Output_relaxed_input_section): New class definition.
3456 (Output_section::Simple_input_section): New class definition.
3457 (Output_section::get_input_sections): Adjust parameter list.
3458 (Output_section::add_input_section_for_script): Same.
3459 (Output_section::save_states, Output_section::restore_states,
3460 Output_section::do_address_and_file_offset_have_reset_values,
3461 (Output_section::Input_section::Input_section): Handle
3462 RELAXED_INPUT_SECTION_CODE. Add new overload for
3463 Output_relaxed_input_section.
3464 (Output_section::Input_section::is_input_section,
3465 Output_section::Input_section::set_output_section): Handle relaxed
3467 (Output_section::Input_section::is_relaxed_input_section,
3468 Output_section::Input_section::output_section_data,
3469 Output_section::Input_section::relaxed_input_section): New method
3471 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3473 (Output_section::Input_section::u1_): Update comments.
3474 (Output_section::Input_section::u2_): Add new union member poris.
3475 (Output_section::Checkpoint_output_section): New classs definition.
3476 (Output_section::relax_input_section): New method declaration.
3477 (Output_section::checkpoint_): New data member.
3478 (Output_segment): Update comments.
3479 (Output_segment::Output_segment): Un-privatize copy constructor.
3480 (Output_segment::operator=): Un-privatize.
3481 * script-sections.cc (Output_section_element::Input_section_list):
3482 Change element type to Output_section::Simple_input_section.
3483 (Output_section_element_dot_assignment::set_section_addresses):
3484 Register output section data for relaxation clean up.
3485 (Output_data_exression::Output_data_expression): Adjust call to base
3486 constructor to fix data size.
3487 (Output_section_element_data::set_section_addresses): Register
3488 Output_data_expression object for relaxation clean up.
3489 (struct Input_section_info): Replace Relobj pointer and section index
3490 pair with Output_section::Simple_input_section and Convert struct to a
3492 (Input_section_sorter::operator()): Adjust access to
3493 Input_section_info data member to use accessors.
3494 (Output_section_element_input::set_section_addresses): Use layout
3495 parameter. Adjust code to use Output_section::Simple_input_section
3496 and Input_secction_info classes. Register filler for relaxation
3498 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3499 and section index pair with Output_section::Simple_input_section
3500 class. Adjust code accordingly.
3501 (Phdrs_element::release_segment): New method definition.
3502 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3504 (Script_sections::release_segments): New method definition.
3505 * gold/script-sections.h (Script_sections::release_segments): New
3507 * gold/target.h (Target::may_relax, Target::relax,
3508 Target::do_may_relax, Target::do_relax): New method definitions.
3510 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3512 * arm.cc (has_signed_unsigned_overflow): New function.
3513 (Arm_relocate_functions::abs8): New function.
3514 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3515 (Target_arm::Scan::global): Likewise.
3516 (Target_arm::relocate::relocate): Likewise.
3517 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3520 2009-09-16 Cary Coutant <ccoutant@google.com>
3522 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3523 * testsuite/Makefile.in: Regenerate.
3525 2009-09-11 Nick Clifton <nickc@redhat.com>
3527 * po/gold.pot: Updated by the Translation project.
3529 2009-09-08 Cary Coutant <ccoutant@google.com>
3531 * output.cc (Output_file::open): Add execute permission to empty file.
3532 * testsuite/Makefile.am (permission_test): New test.
3533 * testsuite/Makefile.in: Regenerate.
3535 2009-09-02 Ian Lance Taylor <iant@google.com>
3537 * output.cc (Output_file::resize): Call map_no_anonymous rather
3540 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3542 * gold.cc: Include "incremental.h".
3543 (queue_initial_tasks): Call Incremental_checker methods.
3544 * incremental.cc: Include "output.h".
3545 (Incremental_checker::can_incrementally_link_output_file): New
3547 * incremental.h (Incremental_checker): New class.
3549 * output.cc (Output_file::open_for_modification): New method.
3550 (Output_file::map_anonymous): Changed return type to bool. Record
3552 (Output_file::map_no_anonymous): New method, broken out of map.
3553 (Output_file::map): Use map_no_anonymous and map_anonymous.
3554 * output.h (class Output_file): Update declarations.
3556 2009-08-24 Cary Coutant <ccoutant@google.com>
3558 * options.h (Command_line::Pre_options): New class.
3559 (Command_line::pre_options): New member.
3560 * options.cc (gold::options::ready_to_register): New variable.
3561 (One_option::register_option): Do nothing if not registering options.
3562 Assert if same short option registered twice.
3563 (General_options::General_options): Turn off option registration when
3565 (Command_line::Pre_options::Pre_options): New constructor.
3567 2009-08-24 Cary Coutant <ccoutant@google.com>
3569 * options.h (General_options::no_keep_memory): Remove incorrect
3572 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3574 * Makefile.am (am__skiplex, am__skipyacc): New.
3575 * Makefile.in: Regenerate.
3577 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3579 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3580 (INCLUDES): ... this.
3581 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3582 (AM_CPPFLAGS): Renamed from ...
3583 (INCLUDE): ... this.
3584 * Makefile.in, testsuite/Makefile.in: Regenerate.
3586 * Makefile.in: Regenerate.
3587 * aclocal.m4: Likewise.
3588 * config.in: Likewise.
3589 * configure: Likewise.
3590 * testsuite/Makefile.in: Likewise.
3592 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3593 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3594 * Makefile.in: Regenerate.
3595 * testsuite/Makefile.in: Regenerate.
3597 2009-08-19 Cary Coutant <ccoutant@google.com>
3599 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3600 symbols in shared libraries overridden by hidden or internal symbols
3601 in the main program.
3603 2009-08-19 Chris Demetriou <cgd@google.com>
3605 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3606 checking source file names in error messages.
3608 2009-08-18 Doug Kwan <dougkwan@google.com>
3610 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3611 an elcpp::Ehdr as parameter. Adjust call to set_target.
3612 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3613 an elfcpp::Ehdr as parameter.
3614 * object.cc (Object::set_target): Remove the version that looks up
3615 a target and sets it.
3616 (Sized_relobj::setup): Take a Target object instead of
3617 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3618 (make_elf_sized_object): Find target and ask target to
3620 * object.h: (Object::set_target): Remove the version that looks up
3621 a target and sets it.
3622 (Sized_relobj::setup): Take a Target object instead of
3623 an elfcpp:Ehdr as parameter.
3624 * target.cc: Include dynobj.h.
3625 (Target::do_make_elf_object_implementation): New.
3626 (Target::do_make_elf_object): New.
3627 * target.h (Target::make_elf_object): New template declaration.
3628 (Target::do_make_elf_object): New method declarations.
3629 (Target::do_make_elf_object_implementation): New template declaration.
3631 2009-08-14 Ian Lance Taylor <iant@google.com>
3633 * gold.h (FUNCTION_NAME): Define.
3634 (gold_unreachable): Use FUNCTION_NAME.
3636 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3638 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3639 symbol in the --keep-unique list is not found.
3641 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3643 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3644 been maked as --keep-unique.
3645 (Icf::unfold_section): New function.
3646 * icf.h (Icf::unfold_section): New function.
3647 * options.h (General_options::keep_unique): New option.
3648 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3649 * testsuite/Makefile.in: Regenerate.
3650 * testsuite/icf_keep_unique_test.sh: New file.
3651 * testsuite/icf_keep_unique_test.cc: New file.
3653 2009-08-12 Cary Coutant <ccoutant@google.com>
3656 * resolve.cc (Symbol_table::resolve): Check for references from
3657 dynamic objects to hidden and internal symbols.
3658 * testsuite/Makefile.am (hidden_test.sh): New test.
3659 * testsuite/Makefile.in: Regenerate.
3660 * testsuite/hidden_test.sh: New script.
3661 * testsuite/hidden_test_1.c: New test source.
3662 * testsuite/hidden_test_main.c: New test source.
3664 2009-08-11 Doug Kwan <dougkwan@google.com>
3666 * arm.cc: Update comments.
3667 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3668 segment to locate the .ARM.exidx section if present.
3670 2009-08-09 Doug Kwan <dougkwan@google.com>
3672 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3675 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3676 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3679 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3681 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3682 valid tls_segment only for non-debug-section relocations.
3683 * testsuite/Makefile.am: Add gc_tls_test.
3684 * testsuite/Makefile.in: Regenerate.
3685 * testsuite/gc_tls_test.cc: New file.
3686 * testsuite/gc_tls_test.sh: New file.
3688 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3692 * Makefile.am (CCFILES): Add icf.cc.
3694 * Makefile.in: Regenerate.
3695 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3696 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3697 section, symbol and addend information for the relocs.
3698 * gold.cc (queue_middle_tasks): Call identical code folding.
3699 * gold.h: Add defines for multimap.
3700 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3701 to the call of finalize_local_symbols.
3702 * main.cc (main): Create object of class Icf.
3703 * object.cc (Sized_relobj::do_layout): Allow this function to be
3704 called twice during icf.
3705 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3706 to sections marked as identical by icf.
3707 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3709 (Sized_relobj::do_section_entsize): New function.
3710 * object.h (Object::section_entsize): New function.
3711 (Object::do_section_entsize): New pure virtual function.
3712 (Relobj::finalize_local_symbols): Add new parameter.
3713 (Relobj::do_section_entsize): New function.
3714 * options.h (General_options::icf): New option.
3715 (General_options::icf_iterations): New option.
3716 (General_options::print_icf_sections): New option.
3717 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3718 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3719 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3721 * symtab.cc (Symbol_table::is_section_folded): New function.
3722 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3723 to sections marked as identical by icf.
3724 * symtab.h (Symbol_table::set_icf): New function.
3725 (Symbol_table::icf): New function.
3726 (Symbol_table::is_section_folded): New function.
3727 (Symbol_table::icf_): New data member.
3728 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3729 * testsuite/Makefile.am: Add commands to build icf_test.
3730 * testsuite/Makefile.in: Regenerate.
3731 * testsuite/icf_test.sh: New file.
3732 * testsuite/icf_test.cc: New file.
3734 2009-07-24 Chris Demetriou <cgd@google.com>
3736 * layout.cc (is_compressible_debug_section): Fix incorrect
3737 comment about compressed section names.
3739 2009-07-20 Ian Lance Taylor <ian@airs.com>
3742 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3744 2009-07-16 Ian Lance Taylor <iant@google.com>
3747 * layout.h: #include <map>.
3748 (class Kept_section): Change from struct to class. Add accessors
3749 and setters. Add section size to Comdat_group mapping. Change
3750 Comdat_group to std::map. Add is_comdat_ field. Add
3751 linkonce_size field in union.
3752 (class Layout): Update declaration of find_or_add_kept_section.
3753 Don't declare find_kept_object.
3754 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3755 parameter. Add object, shndx, is_comdat, and is_group_name
3756 parameters. Change all callers. Adjust for new Kept_section.
3757 (Layout::find_kept_object): Remove.
3758 * object.cc (Sized_relobj::include_section_group): Update use of
3759 Kept_section. Rename secnum to shndx. Only record
3760 Kept_comdat_section if sections are the same size.
3761 (Sized_relobj::include_linkonce_section): Update use of
3762 Kept_section. Only record Kept_comdat_section if sections are the
3763 same size. Set size of linkonce section.
3764 (Sized_relobj::map_to_kept_section): Update call to
3765 get_kept_comdat_section.
3766 * object.h (class Sized_relobj): Rename fields in
3767 Kept_comdat_section to drop trailing underscores; change object
3768 field to Relobj*. Change Kept_comdat_section_table to store
3769 struct rather than pointer.
3770 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3771 Add kept_object and kept_shndx parameters. Change all callers.
3772 (Sized_relobj::get_kept_comdat_section): Change return type to
3773 bool. Add kept_object and kept_shndx parameters. Change all
3775 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3776 Layout::find_or_add_kept_section.
3778 2009-07-09 Ian Lance Taylor <iant@google.com>
3780 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3781 Reserve space in the hash table.
3783 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3785 * fileread.cc (File_read::get_mtime): New method.
3786 * fileread.h (Timespec): New structure.
3787 (File_read::get_mtime): New method.
3788 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3789 Renamed from timestamp_nsec.
3790 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3792 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3794 (Incremental_inputs::report_archive): Save mtime; style fix.
3795 (Incremental_inputs::report_obejct): Save mtime; style fix.
3796 (Incremental_inputs::report_script): Save mtime; style fix.
3797 (Incremental_inputs::finalize_inputs): Style fix.
3798 (Incremental_inputs::finalize): Style fix.
3799 (Incremental_inputs::create_input_section_data): Store inputs
3801 * incremental.h (Incremental_inputs::report_script): Add mtime
3803 (Incremental_inputs::Input_info::Input_info): Intialize only one
3805 (Incremental_inputs::Input_info::archive): Move to nameless
3807 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3808 (Incremental_inputs::Input_info::script): Move to nameless union.
3809 (Incremental_inputs::mtime): New field.
3810 * script.cc (read_input_script): Pass file mtime to
3812 * script.h (Script_info::inputs): Style fix.
3814 2009-07-01 Ian Lance Taylor <ian@airs.com>
3816 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3819 2009-06-24 Ian Lance Taylor <iant@google.com>
3822 * layout.cc (Layout::choose_output_section): If we find an
3823 existing section, update the flags.
3824 (Layout::create_notes): New function, broken out of
3826 (Layout::finalize): Don't create note sections.
3827 (Layout::create_note): Don't crash if linker script discards
3829 (Layout::create_gold_note): Likewise.
3830 (Layout::create_build_id): Likewise. Don't set
3831 after_input_sections on the section.
3832 (Layout::create_executable_stack_info): Remove target parameter.
3834 * layout.h (class Layout): Declare create_notes. Update
3835 declaration of create_executable_stack_info.
3836 * gold.cc (queue_middle_tasks): Call create_notes.
3837 * output.cc (Output_section::update_flags_for_input_section): Move
3838 here from output.h. If SHF_ALLOC flag is newly set, mark address
3840 * output.h (Output_data::mark_address_invalid): New function.
3841 (class Output_section): Only declare, not define,
3842 update_flags_for_input_section. Remove set_flags.
3844 2009-06-24 Ian Lance Taylor <iant@google.com>
3846 * script-sections.cc (Output_section_definition::
3847 set_section_addresses): Rename shadowing local load_address to
3850 2009-06-24 Ian Lance Taylor <iant@google.com>
3853 * reloc.cc (relocate_sections): Skip empty relocation sections.
3855 2009-06-23 Ian Lance Taylor <iant@google.com>
3858 * layout.cc (Layout::create_note): Use choose_output_section
3859 rather than make_output_section.
3861 2009-06-23 Ian Lance Taylor <iant@google.com>
3864 * options.cc (General_options::parse_V): Set printed_version_.
3865 (General_options::General_options): Initialize printed_version_.
3866 * options.h (class General_options): Add printed_version_ field.
3867 * gold.cc (queue_initial_tasks): If there are no input files,
3868 don't give a fatal error if we printed the version information.
3869 (queue_middle_tasks): If using -r with a shared object, give a
3870 fatal error rather than an ordinary error.
3872 2009-06-23 Ian Lance Taylor <iant@google.com>
3875 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3876 (Layout::make_output_section): Set have_stabstr_section_ if we see
3877 a .stab*str section.
3878 (Layout::finalize): Call link_stabs_sections.
3879 (Layout::link_stabs_sections): New file.
3880 * layout.h (class Layout): Add have_stabstr_section_ field.
3881 Declare link_stabs_sections.
3883 2009-06-23 Doug Kwan <dougkwan@google.com>
3885 * Makefile.am (libgold_a_LIBADD): New.
3886 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3887 * Makefile.in: Regenerate.
3888 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3889 * configure: Regenerate.
3890 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3891 * fileread.cc: Include sys/state.h
3892 * gold.h: Declare memmem and strndup if found missing.
3893 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3895 2009-06-23 Ian Lance Taylor <iant@google.com>
3897 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3898 * configure: Rebuild.
3900 2009-06-23 Ian Lance Taylor <iant@google.com>
3903 * object.cc (Object::section_contents): Don't try to get a view if
3904 the section has length zero.
3905 (Object::handle_gnu_warning_section): If the section is empty, use
3906 the name of the section as the warning.
3908 2009-06-23 Ian Lance Taylor <iant@google.com>
3911 * stringpool.h (class Stringpool_template): Add optimize_ field.
3912 (Stringpool_template::set_optimize): New function.
3913 * stringpool.cc (Stringpool_template::Stringpool_template):
3914 Initialize optimize_ field.
3915 (Stringpool_template::set_string_offsets): Test local optimize
3916 fild rather than parameter.
3917 * layout.cc (Layout::Layout): Call set_optimize on the section
3920 2009-06-22 Ian Lance Taylor <iant@google.com>
3923 * yyscript.y: Parse TARGET.
3924 * script.cc (script_set_target): New function.
3925 * script-c.h (script_set_target): Declare.
3926 * options.cc (General_options::string_to_object_format): Rename
3927 from string_to_object_format in anonymous namespace. Change
3929 * options.h (class General_options): Declare
3930 string_to_object_format.
3932 2009-06-22 Ian Lance Taylor <iant@google.com>
3934 * script-sections.cc (Script_sections::create_segments): Don't put
3935 program headers in a PT_LOAD segment if -n or -N.
3937 2009-06-22 Ian Lance Taylor <iant@google.com>
3940 * options.h (class General_options): Add -z lazy and -z now. Sort
3941 -z options into alphabetical order.
3942 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3944 2009-06-21 Ian Lance Taylor <iant@google.com>
3946 * layout.cc (Layout::make_output_section): Call
3947 Target::new_output_section.
3948 (Layout::attach_allocated_section_to_segment): Put large section
3949 sections in a separate load segment with the large segment flag
3951 (Layout::segment_precedes): Sort large data segments after other
3953 (align_file_offset): New static function.
3954 (Layout::set_segment_offsets): Use align_file_offset.
3955 * output.h (class Output_section): Add is_small_section_ and
3956 is_large_section_ fields.
3957 (Output_section::is_small_section): New function.
3958 (Output_section::set_is_small_section): New function.
3959 (Output_section::is_large_section): New function.
3960 (Output_section::set_is_large_section): New function.
3961 (Output_section::is_large_data_section): New function.
3962 (class Output_segment): Add is_large_data_segment_ field.
3963 (Output_segment::is_large_data_segment): New function.
3964 (Output_segment::set_is_large_data_segment): New function.
3965 * output.cc (Output_section::Output_section): Initialize new
3967 (Output_segment::Output_segment): Likewise.
3968 (Output_segment::add_output_section): Add assertion that large
3969 data sections always go in large data segments. Force small data
3970 sections to the end of the list of data sections. Force small BSS
3971 sections to the start of the list of BSS sections. For large BSS
3972 sections to the end of the list of BSS sections.
3973 * symtab.h (class Symbol): Declare is_common_shndx.
3974 (Symbol::is_defined): Check Symbol::is_common_shndx.
3975 (Symbol::is_common): Likewise.
3976 (class Symbol_table): Define enum Commons_section_type. Update
3977 declarations. Add small_commons_ and large_commons_ fields.
3978 * symtab.cc (Symbol::is_common_shndx): New function.
3979 (Symbol_table::Symbol_table): Initialize new fields.
3980 (Symbol_table::add_from_object): Put small and large common
3981 symbols in the right list.
3982 (Symbol_table::sized_finalized_symbol): Check
3983 Symbol::is_common_shndx.
3984 (Symbol_table::sized_write_globals): Likewise.
3985 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3986 common symbol lists. Don't call do_allocate_commons_list if the
3988 (Symbol_table::do_allocate_commons_list): Remove is_tls
3989 parameter. Add comons_section_type parameter. Change all
3990 callers. Handle small and large common symbols.
3991 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3992 Symbol::is_common_shndx.
3993 * resolve.cc (symbol_to_bits): Likewise.
3994 * target.h (Target::small_common_shndx): New function.
3995 (Target::small_common_section_flags): New function.
3996 (Target::large_common_shndx): New function.
3997 (Target::large_common_section_flags): New function.
3998 (Target::new_output_section): New function.
3999 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4000 small_common_section_flags, and large_common_section_flags
4002 (Target::do_new_output_section): New virtual function.
4003 * arm.cc (Target_arm::arm_info): Initialize new fields.
4004 * i386.cc (Target_i386::i386_info): Likewise.
4005 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4007 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4008 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4009 (Target_x86_64::do_new_output_section): New function.
4010 * configure.ac: Define conditional MCMODEL_MEDIUM.
4011 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4012 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4013 (large_LDFLAGS): Define.
4014 * testsuite/large.c: New file.
4015 * testsuite/testfile.cc (Target_test::test_target_info):
4016 Initialize new fields.
4017 * configure, testsuite/Makefile.in: Rebuild.
4019 2009-06-05 Doug Kwan <dougkwan@google.com>
4021 * Makefile.am (CCFILES): Add target.cc.
4022 * Makefile.in: Regenerate.
4023 * i386.cc (class Target_i386): Define new virtual method to
4024 override do_is_local_label_name in parent.
4025 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4026 local symbols if --discard-locals or -X is given.
4027 * options.h (class General_options): Declare new options
4028 '--discard-locals' and '-X' for discarding locals.
4029 * target.h (class Target): Define new methods is_local_label_name.
4030 Declare new virtual method do_is_local_label_name.
4031 * target.cc: New file.
4032 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4033 (check_SCRIPTS): Add discard_locals_test.sh.
4034 (check_DATA): Add discard_local_tests.syms.
4035 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4036 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4037 * testsuite/Makefile.in: Regenerate.
4038 * testsuite/discard_locals_test.c: New file.
4039 * testsuite/discard_locals_test.sh: Same.
4041 2009-06-05 Doug Kwan <dougkwan@google.com>
4043 * object.cc (Sized_relobj::Sized_relobj): Initialize
4044 discarded_eh_frame_shndx_ to -1U.
4045 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4047 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4048 a discarded .eh_frame section.
4049 (Sized_relobj::do_finalize_local_symbols): Ditto.
4050 * object.h (class Sized_relobj): Declare new member
4051 discarded_eh_frame_shndx_.
4052 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4053 (local_labels_test.o, local_labels_test): New rules.
4054 * testsuite/Makefile.in: Regenerate.
4056 2009-06-04 Doug Kwan <dougkwan@google.com>
4058 * layout.cc (Layout::section_name_mapping): Add mapping for
4059 special ARM sections.
4061 2009-06-03 Doug Kwan <dougkwan@google.com>
4063 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4064 (utils::has_overflow): Same.
4066 2009-06-03 Ian Lance Taylor <iant@google.com>
4068 * layout.cc (Layout::section_name_mapping): New array, replacing
4069 Layout::linkonce_mapping.
4070 (Layout::section_name_mapping_count): New variable, replacing
4071 Layout::linkonce_mapping_count.
4072 (Layout::linkonce_output_name): Remove.
4073 (Layout::output_section_name): Rewrite.
4074 * layout.h (class Layout): Rename Linkonce_mapping to
4075 Section_name_mapping, linkonce_mapping to section_name_mapping,
4076 linkonce_mapping_count to section_name_mapping_count. Don't
4077 declare linkonce_output_name.
4079 2009-06-03 Doug Kwan <dougkwan@google.com>
4081 * gold/arm.cc (namespace utils): New.
4082 (Target_arm::reloc_is_non_pic): Define new method.
4083 (class Arm_relocate_functions): New.
4084 (Target_arm::Relocate::relocate): Handle relocation types used by
4087 2009-06-03 Ian Lance Taylor <iant@google.com>
4089 * arm.cc (Target_arm::scan::global): Use || instead of |.
4091 2009-06-02 Doug Kwan <dougkwan@google.com>
4093 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4094 issued_non_pic_error_.
4095 (class Target_arm::Scan): Declare new method check_non_pic.
4096 Define new method symbol_needs_plt_entry.
4097 Declare new data member issued_non_pic_error_.
4098 (class Target_arm::Relocate): Declare new method
4099 should_apply_static_reloc.
4100 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4101 (Target_arm::Scan::check_non_pic): Define new method.
4102 (Target_arm::Scan::local): Handle a small subset of reloc types used
4104 (Target_arm::Scan::local): Same.
4105 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4107 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4109 * incremental.cc (Incremental_inputs::report_command_line): Filter
4110 out --incremental-* options.
4112 2009-05-29 Doug Kwan <dougkwan@google.com>
4114 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4116 (class Target_arm): Update comment.
4117 (Target_arm::Target_arm): Initialize new data members GOT_,
4118 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4119 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4120 and Target_arm::rel_dyn_section.
4121 Declare new_enum Target_arm::Got_type.
4122 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4124 Update commments for member do_dynsym_value.
4125 (Target_arm::got_size, Target_arm::plt_section,
4126 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4127 new methods inside class defintion.
4128 (Target_arm::got_section): Define new method.
4129 (Target_arm::rel_dyn_section): Same.
4130 (Output_data_plt_arm): New template class.
4131 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4132 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4133 (Output_data_plt_arm::add_entry): Same.
4134 (Output_data_plt_arm::first_plt_entry): Define new
4135 static data member for PLT instruction template.
4136 (Output_data_plt_arm::plt_entry): Same.
4137 (Output_data_plt_arm::do_write): Define new method.
4138 (Target_arm::make_plt_entry): Same.
4139 (Target_arm::do_finalize_sections): Same.
4140 (Target_arm::do_dynsym_value): Same.
4142 2009-05-28 Doug Kwan <dougkwan@google.com>
4144 * Makefile.am (TARGETSOURCES): Add arm.cc.
4145 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4146 * Makefile.in: Regenerate.
4148 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4150 2009-05-26 Doug Kwan <dougkwan@google.com>
4152 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4153 (General_options::check_excluded_libs): Strip off directories in
4154 archive name before matching like GNU ld does.
4155 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4156 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4157 (exclude_libs_test_LDFLAGS): Add linker option
4158 -Wl,--exclude-libs,libexclude_libs_test_3
4159 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4160 an explicit archive without using -l.
4161 (alt/libexclude_libs_test_3.a): New make rule.
4162 * testsuite/Makefile.in: Regenerate.
4163 * testsuite/exclude_libs_test.c : Declare lib3_default().
4165 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4166 * exclude_libs_test_3.c: New file.
4168 2009-05-26 Nick Clifton <nickc@redhat.com>
4170 * po/id.po: New Indonesian translation.
4171 * po/gold.pot: Updated template file.
4173 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4175 * testsuite/Makefile.am: Add -ffunction-sections to compile
4176 gc_comdat_test files. Add -Wl,--gc-sections to build
4178 * testsuite/Makefile.in: Regenerate.
4179 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4181 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4183 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4184 kept comdat section was garbage collected.
4185 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4186 * testsuite/Makefile.in: Regenerate.
4187 * testsuite/gc_comdat_test.sh: New file.
4188 * testsuite/gc_comdat_test_1.cc: New file.
4189 * testsuite/gc_comdat_test_2.cc: New file.
4191 2009-05-19 Doug Kwan <dougkwan@google.com>
4193 * archive.cc (Archive::Archive): Move constructor from archive.h
4194 to here. Initialize no_export_.
4195 (Archive::get_elf_object_for_member): Set no_export flag of object.
4196 * archive.h (Archive::Archive): Move constructor body to
4198 (Archive::no_export): New method.
4199 (Archive::no_export_): New field.
4200 * object.h (Object::Object): Initialize no_export_ to false.
4201 (Object::no_export, Object::set_no_export): New methods.
4202 (Object::no_export_): New field.
4203 * options.cc (General_options::parse_exclude_libs): New method.
4204 (General_options::check_excluded_libs) Same.
4205 * options.h (exclude_libs): New option.
4206 (General_options::check_excluded_libs): New method declaration.
4207 (General_options::excluded_libs_): New field.
4208 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4209 default or protected visibility if an object has no-export flag set.
4210 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4211 (check_SCRIPTS): Add exclude_libs_test.sh.
4212 (check_DATA): Add exclude_libs_test.syms.
4213 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4214 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4215 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4216 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4217 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4218 libexclude_libs_test_2.a): New rules.
4219 * testsuite/Makefile.in: Regenerate.
4220 * testsuite/exclude_libs_test.c: New file.
4221 * testsuite/exclude_libs_test.sh: Ditto.
4222 * testsuite/exclude_libs_test_1.c: Ditto.
4223 * testsuite/exclude_libs_test_2.c: Ditto.
4225 2009-05-15 Ian Lance Taylor <iant@google.com>
4227 * configure.ac: Check for declarations for cases where libiberty.h
4228 checks HAVE_DECL_xxx.
4229 * configure, config.in: Rebuild.
4231 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4233 * gold.h (Incremental_argument_list): Remove (invalid) forward
4235 * incremental.cc (Incremental_inputs::report_achive): New method.
4236 (Incremental_inputs::report_object): New method.
4237 (Incremental_inputs::report_script): New method.
4238 (Incremental_inputs::finalize_inputs): New method.
4239 (Incremental_inputs::finalize): Call finalize_inputs().
4240 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4241 Create inputs entries.
4242 * incremental.h (Incremental_input_type): New enum.
4243 (Incremental_inputs::Incremental_input): Initialize new fields.
4244 (Incremental_inputs::report_inputs): New method.
4245 (Incremental_inputs::report_achive): New method.
4246 (Incremental_inputs::report_object): New method.
4247 (Incremental_inputs::report_script): New method.
4248 (Incremental_inputs::finalize_inputs): New method.
4249 (Incremental_inputs::Input_info): New struct.
4250 (Incremental_inputs::Input_info_map): New typedef.
4251 (Incremental_inputs::lock_): New field.
4252 (Incremental_inputs::Inputs_): New field.
4253 (Incremental_inputs::Inputs_map): New field.
4254 * main.cc (main): Call Incremental_input::report_inputs.
4255 * options.h (Input_argument_list): Typedef moved from
4257 (Input_file_group::Files): Remove, use ::Input_argument_list.
4258 (Input_file_group::Input_argument_list): Remove, use
4259 ::Input_argument_list.
4260 * plugin.cc (Plugin_manager::add_input_file): Add error in
4262 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4264 * script.cc (read_input_script): Call
4265 Incremental_input::report_script.
4266 * script.h (Script_info): New class.
4268 2009-04-27 Ian Lance Taylor <iant@google.com>
4270 * x86_64.cc (do_adjust_output_section): Set entsize to
4273 2009-04-23 Elliott Hughes <enh@google.com>
4275 * output.cc (Output_file::close): After short writes, continue
4276 writing from the correct offset in the buffer being written.
4278 2009-04-23 Chris Demetriou <cgd@google.com>
4280 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4281 * configure: Regenerate.
4282 * config.in: Regenerate.
4283 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4284 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4286 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4288 * incremental.cc (Incremental_inputs_header_data): Renamed from
4289 Incremental_input_header_data.
4290 (Incremental_inputs_header_data::data_size): New field.
4291 (Incremental_inputs_header_data::put_input_file_count): Renamed
4292 from input_file_count.
4293 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4294 from command_line_offset.
4295 (Incremental_inputs_header_data::put_reserved): Renamed from
4297 (Incremental_inputs_entry_data): Renamed from
4298 Incremental_input_entry_data.
4299 (Incremental_inputs_entry_data::data_size): New field.
4300 (Incremental_inputs::report_command_line): New method.
4301 (Incremental_inputs::finalize): New method.
4302 (Incremental_inputs::create_incremental_inputs_data): New method.
4303 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4304 * incremental.h: New file.
4305 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4306 (Layout::finalize): Create incremental inputs section in
4308 (Layout::create_incremental_info_sections): New method.
4309 * layout.h (Layout::incremental_inputs): New method.
4310 (Layout::create_incremental_info_sections): New method.
4311 (Layout::incremental_inputs_): New field.
4312 * main.cc (main): Notify Incremental_input of the command line.
4314 2009-04-01 Ian Lance Taylor <iant@google.com>
4315 Mikolaj Zalewski <mikolajz@google.com>
4317 * gold.h (reserve_unordered_map): Define, three versions, one for
4318 each version of Unordered_map.
4319 * layout.cc (Layout::Layout): Remove options parameter. Add
4320 number_of_input_files parameter. Don't initialize options_.
4321 Initialize number_of_input_files_ and resized_signatures_. Move
4322 sections_are_attached_.
4323 (Layout::layout_group): Reserve space for group_signatures_.
4324 (Layout::find_or_add_kept_section): Change name parameter to be a
4325 reference. Resize signatures_ map when it gets large enough.
4326 (Layout::layout_eh_frame): Use parameters->options() instead of
4328 (Layout::make_output_section): Likewise.
4329 (Layout::attach_allocated_section_to_segment): Likewise.
4330 (Layout::finalize, Layout::create_executable_stack): Likewise.
4331 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4332 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4333 * layout.h (class Layout): Update declarations. Remove options_
4334 field. Add number_of_input_files_ and resized_signatures_
4335 fields. Move sections_are_attached_ field.
4336 * main.cc (main): Pass number of input files to Layout
4337 constructor. Don't pass options.
4339 2009-03-30 Ian Lance Taylor <iant@google.com>
4341 * ffsll.c (ffsll): Correct implementation.
4343 2009-03-27 Ian Lance Taylor <iant@google.com>
4345 * ffsll.c: New file.
4346 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4347 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4348 * ftruncate.c (ftruncate): Declare before definition.
4349 * mremap.c (mremap): Likewise.
4350 * pread.c (pread): Likewise.
4351 * configure, Makefile.in, config.in: Rebuild.
4353 * mremap.c: New file.
4354 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4355 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4356 (mremap): Declare if HAVE_MREMAP is not defined.
4357 * configure, Makefile.in, config.in: Rebuild.
4359 2009-03-27 Cary Coutant <ccoutant@google.com>
4361 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4362 position independent.
4363 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4364 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4366 2009-03-24 Cary Coutant <ccoutant@google.com>
4368 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4370 (needs_dynamic_reloc): Likewise.
4372 2009-03-24 Ian Lance Taylor <iant@google.com>
4374 * yyscript.y (file_cmd): Recognize EXTERN.
4375 (extern_name_list, extern_name_list_body): New nonterminals.
4376 * script.cc (script_add_extern): Define.
4377 * script-c.h (script_add_extern): Declare.
4379 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4381 * object.cc (is_elf_object): Define.
4382 * object.h (is_elf_object): Declare.
4383 * archive.cc (Archive::get_elf_object_for_member): Call
4385 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4387 2009-03-24 Elliott Hughes <enh@google.com>
4389 * output.cc (Output_file::map_anonymous): Define.
4390 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4391 try an anonymous one. Report the size if the mmap fails.
4392 * output.h (class Output_file): Declare map_anonymous.
4394 2009-03-24 Ian Lance Taylor <iant@google.com>
4396 * target-select.cc (instantiate_target): Don't acquire the lock if
4397 the instantiated_target_ field has already been set.
4399 2009-03-23 Ian Lance Taylor <iant@google.com>
4401 * gold-threads.h (class Initialize_lock): Define.
4402 * gold-threads.cc (class Initialize_lock_once): Define.
4403 (initialize_lock_control): New static variable.
4404 (initialize_lock_pointer): New static variable.
4405 (initialize_lock_once): New static function.
4406 (Initialize_lock::Initialize_lock): Define.
4407 (Initialize_lock::initialize): Define.
4408 * target-select.h: Include "gold-threads.h".
4409 (class Target_selector): Add lock_ and initialize_lock_ fields.
4410 Don't define instantiate_target, just declare it.
4411 * target-select.cc (Target_selector::Target_selector): Initialize
4413 (Target_selector::instantiate_target): Define.
4414 * descriptors.h: Include "gold-threads.h".
4415 (class Descriptors): Add initialize_lock_ field.
4416 * descriptors.cc (Descriptors::Descriptors): Initialize new
4418 (Descriptors::open): Use initialize_lock_ field
4419 * errors.h (class Errors): Add initialize_lock_ field.
4420 * errors.cc (Errors::Errors): Initialize new field.
4421 (Errors::initialize_lock): Use initialize_lock_ field.
4422 * powerpc.cc (class Target_selector_powerpc): Remove
4423 instantiated_target_ field. In do_recognize call
4424 instantiate_target rather than do_instantiate_target. In
4425 do_instantiate_target just allocate a new target.
4426 * sparc.cc (class Target_selector_sparc): Likewise.
4428 * freebsd.h: New file.
4429 * i386.cc: Include "freebsd.h".
4430 (Target_i386): Derive from Target_freebsd rather than
4432 (Target_selector_i386): Derive from Target_selector_freebsd rather
4433 than Target_selector.
4434 * x86_64.cc: Include "freebsd.h".
4435 (Target_x86_64): Derive from Target_freebsd rather than
4437 (Target_selector_x86_64): Derive from Target_selector_freebsd
4438 rather than Target_selector.
4439 * target.h (class Target): Add adjust_elf_header and
4440 do_adjust_elf_header.
4441 * output.cc (Output_file_header:: do_sized_write): Call target
4442 adjust_elf_header routine.
4443 * configure.tgt: Set targ_osabi.
4444 * configure.ac: Define GOLD_DEFAULT_OSABI.
4445 * parameters.cc (Parameters::default_target): Pass
4446 GOLD_DEFAULT_OSABI to select_target.
4447 * target-select.h (class Target_selector): Make instantiate_target
4448 protected rather than private.
4449 * Makefile.am (HFILES): Add freebsd.h.
4450 * configure, Makefile.in, config.in: Rebuild.
4452 * merge.cc (do_add_input_section): Correct pend value. Change
4453 message about last entry not being null terminated from error to
4456 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4458 * incremental.cc: New file.
4459 * Makefile.am (CCFILES): Add incremental.cc.
4460 * Makefile.in: Rebuild.
4462 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4464 * layout.cc (Layout::output_section_name): Preserve names
4465 of '.note.' sections.
4467 2009-03-19 Ian Lance Taylor <iant@google.com>
4469 * descriptors.cc (Descriptors::open): Check that the options are
4470 valid before using them.
4472 2009-03-18 Ian Lance Taylor <iant@google.com>
4474 * script-sections.h: Include <list>.
4475 (class Script_sections): Change Sections_elements from std::vector
4476 to std::list. Typedef public Elements_iterator. Add
4477 orphan_section_placement_, data_segment_align_start_, and
4478 saw_data_segment_align_ fields. Remove data_segment_align_index_
4480 * script-sections.cc (class Orphan_section_placement): New class.
4481 (class Sections_element): Add virtual functions is_relro and
4482 orphan_section_init. Remove virtual function place_orphan_here.
4483 (class Output_section_definition): Add is_relro and
4484 orphan_section_init. Remove place_orphan_here.
4485 (class Orphan_output_section): Likewise.
4486 (Script_sections::Script_sections): Update for field changes.
4487 (Script_sections::data_segment_align): Set saw_data_segment_align_
4488 and data_segment_align_start_, not data_segment_align_index.
4489 (Script_sections::data_segment_relro_end): Check
4490 saw_data_segment_align_. Use data_segment_align_start_ rather
4491 than data_segment_align_index_.
4492 (Script_sections::place_orphan): Rewrite to use
4493 Orphan_section_placement.
4495 2009-03-17 Ian Lance Taylor <iant@google.com>
4497 * archive.cc (Archive::add_symbols): Check for a version attached
4498 to the symbol name in the archive map.
4499 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4500 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4501 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4502 (ver_test_11.a): New target.
4503 * testsuite/Makefile.in: Rebuild.
4505 * configure.ac: Check for chsize and posix_fallocate. Replace
4507 * ftruncate.c: New file, from gnulib.
4508 * output.cc (posix_fallocate): Define dummy version if not
4509 HAVE_POSIX_FALLOCATE.
4510 (Output_file::map): Call posix_fallocate rather than lseek and
4512 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4513 * configure, Makefile.in, config.in: Rebuild.
4515 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4517 * layout.h (Layout::create_note): Add section_name parameter.
4518 * layout.cc (Layout::create_note): Likewise.
4519 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4521 2009-03-17 Ian Lance Taylor <iant@google.com>
4523 * descriptors.cc: Include "options.h".
4524 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4525 (Descriptors::open): Always use O_CLOEXEC when opening a new
4526 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4527 then set FD_CLOEXEC.
4529 * sparc.cc (class Target_sparc): Add has_got_section.
4530 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4531 make sure we have a GOT section.
4533 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4534 (Target_sparc::Scan::local): Likewise.
4535 (Target_sparc::Scan::global): Likewise.
4536 (Target_sparc::Relocate::relocate): Likewise.
4537 (Target_sparc::Relocate::relocate_tls): Likewise.
4539 * symtab.cc (Symbol_table::define_default_version): New function,
4540 broken out of add_from_object.
4541 (Symbol_table::add_from_object): Call define_default_version.
4542 (Symbol_table::define_special_symbol): Add resolve_oldsym
4543 parameter. Change all callers. If the version for a symbol comes
4544 from a version script, resolve it with the symbol with the same
4545 name with no version. Also add the symbol without a version if
4547 (do_define_in_output_data): If resolving with oldsym, don't delete
4549 (do_define_in_output_segment): Likewise.
4550 (do_define_as_constant): Likewise.
4551 * symtab.h (class Symbol_table): Update declarations.
4553 2009-03-13 Ian Lance Taylor <iant@google.com>
4555 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4556 (Read_symbols::requeue): New function.
4557 (Read_symbols::do_read_symbols): If make_elf_object fails because
4558 the target type is not configured, and the file was searched for,
4559 issue a warning and retry with the next directory.
4560 (Add_symbols::run): If the file has an incompatible format, and
4561 it was searched for, requeue the Read_symbols task. On error,
4563 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4564 dirindex parameter to constructor. Change all callers. Declare
4565 incompatible_warning and requeue.
4566 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4567 input_argument_ and input_group_ fields. Add them to
4568 constructor. Change all callers.
4569 (class Read_script): Add dirindex_ field. Add it to constructor.
4571 * archive.cc (Archive::setup): Remove input_objects parameter.
4573 (Archive::get_file_and_offset): Likewise.
4574 (Archive::read_all_symbols): Likewise.
4575 (Archive::read_symbols): Likewise.
4576 (Archive::get_elf_object_for_member): Remove input_objects
4577 parameter. Add punconfigured parameter. Change all callers.
4578 (Archive::add_symbols): Change return type to bool. Check return
4579 value of include_member.
4580 (Archive::include_all_members): Likewise.
4581 (Archive::include_member): Change return type to bool. Return
4582 false if first included object has incompatible target. Set
4583 included_member_ field.
4584 (Add_archive_symbols::run): If add_symbols returns false, requeue
4586 * archive.h (class Archive): Add included_member_ field.
4587 Initialize it in constructor. Add input_file and searched_for
4588 methods. Update declarations.
4589 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4590 input_argument_ fields. Add them to constructor. Change all
4592 * script.cc: Include "target-select.h".
4593 (class Parser_closure): Add skip_on_incompatible_target_ and
4594 found_incompatible_target_ fields. Add
4595 skip_on_incompatible_target parameter to constructor. Change all
4596 callers. Add methods skip_on_incompatible_target,
4597 clear_skip_on_incompatible_target, found_incompatible_target, and
4598 set_found_incompatible_target.
4599 (read_input_script): Add dirindex parameter. Change all callers.
4600 If parser finds an incompatible target, requeue Read_symbols
4602 (script_set_symbol): Clear skip_on_incompatible_target in
4604 (script_add_assertion, script_parse_option): Likewise.
4605 (script_start_sections, script_add_phdr): Likewise.
4606 (script_check_output_format): New function.
4607 * script.h (read_input_script): Update declaration.
4608 * script-c.h (script_check_output_format): Declare.
4609 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4610 (ignore_cmd): Remove OUTPUT_FORMAT.
4611 * fileread.cc (Input_file::Input_file): Add explicit this.
4612 (Input_file::will_search_for): New function.
4613 (Input_file::open): Add pindex parameter. Change all callers.
4614 * fileread.h (class Input_file): Add input_file_argument method.
4615 Declare will_search_for. Update declarations.
4616 * object.cc (make_elf_object): Add punconfigured parameter.
4618 * object.h (class Object): Make input_file public. Add
4619 searched_for method.
4620 (make_elf_object): Update declaration.
4621 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4623 * dirsearch.h (class Dirsearch): Update declaration.
4624 * options.h (class General_options): Add --warn-search-mismatch.
4625 * parameters.cc (Parameters::is_compatible_target): New function.
4626 * parameters.h (class Parameters): Declare is_compatible_target.
4627 * workqueue.cc (Workqueue::add_blocker): New function.
4628 * workqueue.h (class Workqueue): Declare add_blocker.
4630 * fileread.cc (Input_file::open): Remove options parameter.
4632 (Input_file::open_binary): Likewise.
4633 * script.cc (read_input_script): Likewise.
4634 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4635 options parameter from constructor. Change all callers.
4636 (class Read_script): Likewise.
4637 * fileread.h (class Input_file): Update declarations.
4638 * script.h (read_input_script): Update declaration.
4640 2009-03-10 Nick Clifton <nickc@redhat.com>
4642 * po/es.po: New Spanish translation.
4644 2009-03-06 Cary Coutant <ccoutant@google.com>
4646 * options.cc (parse_short_option): Keep dash_z from registering itself.
4648 2009-03-03 Ian Lance Taylor <iant@google.com>
4651 * target-reloc.h (relocate_section): Pass output_section to
4653 * i386.cc (Target_i386::should_apply_static_reloc): Add
4654 output_section parameter. Change all callers.
4655 (Target_i386::Relocate::relocate): Add output_section parameter.
4656 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4657 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4658 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4659 * testsuite/two_file_shared.sh: New script.
4660 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4661 (check_DATA): Add two_file_shared.dbg.
4662 (two_file_shared.dbg): New target.
4663 * testsuite/Makefile.in: Rebuild.
4665 2009-03-01 Ian Lance Taylor <iant@google.com>
4667 * configure.ac: Check for byteswap.h.
4668 * configure: Rebuild.
4669 * config.in: Rebuild.
4671 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4673 * layout.cc (Layout::find_or_add_kept_section): New function.
4674 (Layout::add_comdat): Removed.
4675 * layout.h (struct Kept_section): Move out of class Layout.
4676 Remove trailing underscores from field names. Add group_sections
4677 field. Rename group_ field to is_group. Change all uses.
4678 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4679 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4680 comdat_groups_ field.
4681 (Sized_relobj::include_section_group): Use
4682 find_or_add_kept_section and Kept_section::group_sections.
4683 (Sized_relobj::include_linkonce_section): Likewise.
4684 * object.cc (class Sized_relobj): Don't define Comdat_group or
4685 Comdat_group_table. Remove find_comdat_group and
4686 add_comdat_group. Remove comdat_groups_ field.
4687 * plugin.cc (include_comdat_group): Use
4688 Layout::find_or_add_kept_section.
4690 2009-02-28 Ian Lance Taylor <iant@google.com>
4692 * README: --gc-sections and map files are now supported. Document
4693 some build requirements.
4696 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4697 relocatable link set the value of the section symbol to zero.
4698 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4699 relocatable link don't include the section address in the local
4702 2009-02-27 Ian Lance Taylor <iant@google.com>
4705 * options.h (class Search_directory): Add is_system_directory.
4706 (class General_options): Declare is_in_system_directory.
4707 * options.cc (get_relative_sysroot): Make static.
4708 (get_default_sysroot): Make static.
4709 (General_optoins::is_in_system_directory): New function.
4710 * fileread.cc (Input_file::is_in_system_directory): New function.
4711 * fileread.h (class Input_file): Declare is_in_system_directory.
4712 * object.h (class Object): Add is_in_system_directory.
4713 (class Input_objects): Remove system_library_directory_ field.
4714 * object.cc (Input_objects::add_object): Don't set
4715 system_library_directory_.
4716 (input_objects::found_in_system_library_directory): Remove.
4717 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4718 parameter. Change all callers.
4719 (Symbol_table::sized_write_globals): Likewise.
4720 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4721 Call Object::is_in_system_directory.
4722 * symtab.h (class Symbol_table): Update declarations.
4725 * descriptors.h (Open_descriptor): Add is_on_stack field.
4726 * descriptors.cc (Descriptors::open): If the descriptor is on the
4727 top of the stack, remove it. Initialize is_on_stack field.
4728 (Descriptors::release): Only add pod to stack if it is not on the
4730 (Descriptors::close_some_descriptor): Clear stack_next and
4734 * output.cc (Output_section::find_starting_output_address): Rename
4735 from starting_output_address; add PADDR parameter; change return
4737 * output.h (class Output_section): Declare
4738 find_starting_output_address instead of starting_output_address.
4739 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4740 section symbol for which we can't find a merge section.
4743 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4744 hidden or internal, force the symbol to be local.
4745 * resolve.cc (Symbol::override_visibility): Define.
4746 (Symbol::override_base): Use override_visibility.
4747 (Symbol_table::resolve): Likewise.
4748 (Symbol::override_base_with_special): Likewise.
4749 (Symbol_table::override_with_special): If the visibility is hidden
4750 or internal, force the symbol to be local.
4751 * symtab.h (class Symbol): Add set_visibility and
4752 override_visibility.
4753 * testsuite/ver_test_1.sh: New file.
4754 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4755 (check_DATA): Add ver_test_1.syms.
4756 (ver_test_1.syms): New target.
4757 * testsuite/Makefile.in: Rebuild.
4759 2009-02-25 Cary Coutant <ccoutant@google.com>
4761 * layout.cc (Layout::choose_output_section): Don't rename sections
4762 when using a linker script that has a SECTIONS clause.
4763 * Makefile.in: Regenerate.
4765 * testsuite/Makefile.am (script_test_5.sh): New test case.
4766 * testsuite/Makefile.in: Regenerate.
4767 * testsuite/script_test_5.cc: New file.
4768 * testsuite/script_test_5.sh: New file.
4769 * testsuite/script_test_5.t: New file.
4771 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4773 * archive.cc (Archive::include_member): Update calls to add_symbols.
4774 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4775 the Layout argument.
4776 * dynobj.h (do_add_symbols): Add the Layout argument.
4777 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4779 * object.h (Object::add_symbols): Add the Layout argument.
4780 (Object::do_add_symbols): Add the Layout argument.
4781 (Sized_relobj::do_add_symbols): Add the Layout argument.
4782 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4783 Unify the two versions.
4784 (Add_plugin_symbols): Remove.
4785 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4786 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4787 (Add_plugin_symbols): Remove.
4788 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4789 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4790 (Add_symbols::run): Make it work with Pulginobj.
4792 2009-02-06 Ian Lance Taylor <iant@google.com>
4794 * object.cc (Sized_relobj::do_layout): Make info message start
4795 with lower case letter.
4797 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4799 * binary.cc: Fix file comment.
4801 * options.h (enum Incremental_disposition): Define.
4802 (class General_options): Add new options: --incremental,
4803 --incremental_changed, --incremental_unchanged,
4804 --incremental_unknown. Add incremental_disposition_ and
4805 implicit_incremental_ fields.
4806 (General_options::incremental_disposition): New function.
4807 (class Position_dependent_options): Add incremental_disposition
4809 (Position_dependent_options::copy_from_options): Set incremental
4811 * options.cc (General_options::parse_incremental_changed): New
4813 (General_options::parse_incremental_unchanged): New function.
4814 (General_options::parse_incremental_unknown): New function.
4815 (General_options::General_options): Initialize new fields
4816 incremental_disposition_ and implicit_incremental_.
4817 (General_options::finalize): Check for uasge of --incremental-*
4818 without --incremental.
4820 2009-02-06 Chris Demetriou <cgd@google.com>
4822 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4823 pointer and to report location as the file name associated with
4825 (gold_undefined_symbol_at_location): New function to replace the
4826 old gold_undefined_symbol functionality.
4827 * target-reloc.h (relocate_section): Update to use
4828 gold_undefined_symbol_at_location.
4829 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4830 Call gold_undefined_symbol function rather than gold_error.
4831 * errors.h (Errors::undefined_symbol): Take location as a
4832 string, rather than calculating it from a relocation.
4833 * errors.cc (Errors::fatal): Print "fatal error:" before the
4835 (Errors::error, Errors::error_at_location): Print "error: "
4836 before the formatted message.
4837 (Errors::undefined_symbol): Take location as a string, rather
4838 than calculating it from a relocation.
4839 (gold_undefined_symbol_at_location): New function akin to
4840 old gold_undefined_symbol, calculates location from relocation.
4841 (gold_undefined_symbol): Change to take only a Symbol pointer
4842 and to report location as the file name associated with the symbol.
4843 * testsuite/debug_msg.sh: Update for changed error messages.
4844 * testsuite/undef_symbol.sh: Likewise.
4846 2009-02-04 Duncan Sands <baldrick@free.fr>
4849 * reduced_debug_output.h
4850 (Output_reduced_debug_abbrev_section::failed): Use format for
4852 (Output_reduced_debug_info_section::faild): Likewise.
4854 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4856 * script.cc (Lazy_demangler): New class.
4857 (Version_script_info::get_symbol_version_helper): Demangle a
4860 2009-01-29 Cary Coutant <ccoutant@google.com>
4862 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4864 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4866 2009-01-28 Ian Lance Taylor <iant@google.com>
4868 * version.cc (version_string): Bump to 1.9.
4870 * gold.h: Include <cstring> and <stdint.h>.
4871 * version.cc: Include <cstdio>.
4872 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4874 * reduced_debug_output.cc (insert_into_vector): Rename from
4875 Insert_into_vector; change all callers. Use Swap_unaligned to
4876 avoid aliasing issue; remove union since it is unnecessary.
4878 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4880 * Makefile.am (CCFILES): Add gc.cc.
4882 * Makefile.in: Regenerate.
4883 * gold.cc (Gc_runner): New class.
4884 (queue_initial_tasks): Call garbage collection related tasks
4885 when corresponding options are invoked.
4886 (queue_middle_gc_tasks): New function.
4887 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4888 processed early before laying out sections during garbage collection.
4889 * gold.h (queue_middle_gc_tasks): New function.
4890 (is_prefix_of): Move from "layout.cc".
4891 * i386.cc (Target_i386::gc_process_relocs): New function.
4892 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4893 * main.cc (main): Create object of class "Garbage_collection".
4894 * object.cc (Relobj::copy_symbols_data): New function.
4895 (Relobj::is_section_name_included): New function.
4896 (Sized_relobj::do_layout): Allow this function to be called twice
4897 during garbage collection and defer layout of section during the
4899 * object.h (Relobj::get_symbols_data): New function.
4900 (Relobj::is_section_name_included): New function.
4901 (Relobj::copy_symbols_data): New function.
4902 (Relobj::set_symbols_data): New function.
4903 (Relobj::get_relocs_data): New function.
4904 (Relobj::set_relocs_data): New function.
4905 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4906 (Relobj::gc_process_relocs): New function.
4907 (Relobj::do_gc_process_relocs): New pure virtual function.
4908 (Relobj::sd_): New data member.
4909 (Sized_relobj::is_output_section_offset_invalid): New function.
4910 (Sized_relobj::do_gc_process_relocs): New function.
4911 * options.h (General_options::gc_sections): Modify to not be a no-op.
4912 (General_options::print_gc_sections): New option.
4913 * plugin.cc (Plugin_finish::run): Remove function call to
4914 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4915 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4916 * reloc.cc (Read_relocs::run): Add task to process relocs and
4917 determine unreferenced sections when doing garbage collection.
4918 (Gc_process_relocs): New class.
4919 (Sized_relobj::do_gc_process_relocs): New function.
4920 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4921 sections that are garbage collected.
4922 * reloc.h (Gc_process_relocs): New class.
4923 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4924 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4925 symbols whose corresponding sections are garbage collected.
4926 (Symbol_table::Symbol_table): Add new parameter for the garbage
4928 (Symbol_table::gc_mark_undef_symbols): New function.
4929 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4930 (Symbol_table::gc_mark_dyn_syms): New function.
4931 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4933 (Symbol_table::add_from_object): Likewise.
4934 (Symbol_table::add_from_relobj): When building shared objects, do not
4935 treat externally visible symbols as garbage.
4936 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4937 table information for static and relocatable links.
4938 * symtab.h (Symbol_table::set_gc): New function.
4939 (Symbol_table::gc): New function.
4940 (Symbol_table::gc_mark_undef_symbols): New function.
4941 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4942 (Symbol_table::gc_mark_dyn_syms): New function.
4943 (Symbol_table::gc_): New data member.
4944 * target.h (Sized_target::gc_process_relocs): New pure virtual
4946 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4947 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4949 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4951 * options.h (General_options::gc_sections): Define as a no-op for now.
4952 (General_options::no_keep_memory): Ditto.
4953 (General_options::Bshareable): Define.
4954 * options.cc (General_options::finalize): Honor -Bshareable.
4956 2009-01-20 Andreas Schwab <schwab@suse.de>
4958 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4959 read the value in the contents, since we don't use it. Use the
4960 template endianness when writing.
4961 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4963 2009-01-19 Andreas Schwab <schwab@suse.de>
4965 * configure.tgt (powerpc64-*): Fix targ_obj.
4967 2009-01-15 Ian Lance Taylor <iant@google.com>
4969 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4970 local symbols when stripping all symbols.
4972 2009-01-14 Cary Coutant <ccoutant@google.com>
4974 * output.cc (Output_reloc): Add explicit instantiations.
4976 2009-01-14 Cary Coutant <ccoutant@google.com>
4978 * archive.cc (Archive::get_elf_object_for_member): Remove call
4979 to File_read::claim_for_plugin.
4980 * descriptors.cc (Descriptors::open): Remove reference to
4982 (Descriptors::claim_for_plugin): Remove.
4983 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4984 (Descriptors::is_claimed): Remove.
4985 (claim_descriptor_for_plugin): Remove.
4986 * fileread.cc (File_read::claim_for_plugin): Remove.
4987 * fileread.h (File_read::claim_for_plugin): Remove.
4988 (File_read::descriptor): Reopen descriptor if necessary.
4989 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4990 (Plugin_manager::all_symbols_read): Add task parameter. Change
4992 (Plugin_manager::get_input_file): New function.
4993 (Plugin_manager::release_input_file): New function.
4994 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4995 corresponding data member.
4996 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4997 and pass to base constructor. Change all callers.
4998 (get_input_file, release_input_file): New functions.
4999 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5000 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5001 (Plugin_manager::all_symbols_read): Add task parameter.
5002 (Plugin_manager::get_input_file): New function.
5003 (Plugin_manager::release_input_file): New function.
5004 (Plugin_manager::task_): New data member.
5005 (Pluginobj::Pluginobj): Add filesize parameter.
5006 (Pluginobj::filename): New function.
5007 (Pluginobj::descriptor): New function.
5008 (Pluginobj::filesize): New function.
5009 (Pluginobj::filesize_): New data member.
5010 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5011 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5012 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5014 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5015 with archive libraries.
5016 * testsuite/Makefile.in: Regenerate.
5017 * testsuite/plugin_test.c (struct sym_info): New type.
5018 (get_input_file, release_input_file): New static variables.
5019 (onload): Capture new transfer vector entries.
5020 (claim_file_hook): Stop reading at end of file according to filesize.
5021 Factor out parsing of readelf output into separate function.
5022 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5023 APIs and get the source file name from the symbol table. Convert
5024 source file name to corresponding object file name. Print info
5025 message when adding new input files.
5026 (parse_readelf_line): New function.
5027 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5028 * testsuite/plugin_test_2.sh: Likewise.
5029 * testsuite/plugin_test_3.sh: Likewise.
5030 * testsuite/plugin_test_4.sh: New test case.
5032 2009-01-07 Ian Lance Taylor <iant@google.com>
5034 * version.cc (version_string): Bump to 1.8.
5036 2008-12-23 Cary Coutant <ccoutant@google.com>
5038 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5039 * plugin.cc (Plugin_manager::finish): Rename as
5040 layout_deferred_objects. Move cleanup to separate function.
5041 (Plugin_manager::cleanup): New function.
5042 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5044 * plugin.h (Plugin_manager::finish): Rename as
5045 layout_deferred_objects.
5046 (Plugin_manager::cleanup): New function.
5047 (Plugin_manager::cleanup_done): New field.
5049 2008-12-23 Cary Coutant <ccoutant@google.com>
5051 * plugin.cc (is_visible_from_outside): New function.
5052 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5053 so we don't return "IR only" status for exported symbols or -r links.
5055 * testsuite/Makefile.am (plugin_test_3): New test case.
5056 * testsuite/Makefile.in: Regenerate.
5057 * testsuite/plugin_test_3.sh: New file.
5059 2008-12-22 Cary Coutant <ccoutant@google.com>
5061 * object.cc (Sized_relobj::layout_section): New function.
5062 (Sized_relobj::do_layout): Defer layout of input sections until after
5063 plugin has provided replacement files.
5064 (Sized_relobj::do_layout_deferred_sections): New function.
5065 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5066 (Relobj::layout_deferred_sections): New function.
5067 (Relobj::do_layout_deferred_sections): New function.
5068 (Sized_relobj::do_layout_deferred_sections): New function.
5069 (Sized_relobj::layout_section): New function.
5070 (Sized_relobj::Deferred_layout): New structure.
5071 (Sized_relobj::deferred_layout_): New field.
5072 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5073 Change all callers. Layout deferred sections.
5074 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5076 (Plugin_hook::run): Move code from do_plugin_hook inline.
5077 (Plugin_hook::do_plugin_hook): Remove.
5078 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5079 (Plugin_manager::finish): Renamed, was cleanup.
5080 (Plugin_manager::should_defer_layout): New function.
5081 (Plugin_manager::add_deferred_layout_object): New function.
5082 (Plugin_manager::Deferred_layout_list): New type.
5083 (Plugin_manager::deferred_layout_objects_): New field.
5084 (Plugin_hook::do_plugin_hook): Remove.
5086 2008-12-17 Ian Lance Taylor <iant@google.com>
5088 * options.h (class General_options): Add --no case for
5091 2008-12-16 Cary Coutant <ccoutant@google.com>
5093 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5095 (Plugin_manager::claim_file): Create plugin object even if
5096 plugin did not call the add_symbols callback.
5097 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5098 asking for more symbols than were added.
5099 * testsuite/Makefile.am (plugin_test_1): Add test case with
5101 (empty.syms): New target.
5102 * testsuite/Makefile.in: Regenerate.
5103 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5104 message. Don't call add_symbols if no globals.
5105 (all_symbols_read_hook): Don't provide replacement for empty
5108 2008-12-12 Ian Lance Taylor <iant@google.com>
5110 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5111 r_type == 0 for a local symbol with r_sym == 0.
5112 (scan_relocatable_relocs): Pass r_sym to
5113 local_non_section_strategy.
5114 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5117 * configure.ac: Update test for TLS descriptors: they are
5118 supported as of glibc 2.9.
5119 * configure: Rebuild.
5121 2008-12-11 Ian Lance Taylor <iant@google.com>
5124 * target-reloc.h (Default_scan_relocatable_relocs): For each
5125 function, map r_type == 0 to RELOC_DISCARD.
5127 2008-12-10 Cary Coutant <ccoutant@google.com>
5129 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5130 object to override a kept COMDAT group from a plugin object.
5132 2008-12-09 Ian Lance Taylor <iant@google.com>
5135 * yyscript.y (file_cmd): Handle INPUT.
5137 * testsuite/initpri1.c: Change all declarations to be full
5138 prototypes by adding void, to avoid compiler warnings.
5140 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5142 * options.cc (General_options::parse_plugin_opt): New.
5143 (General_options::add_plugin): The argument now is just the filename.
5144 (General_options::add_plugin_option): New.
5145 * options.h (plugin_opt): New.
5146 (add_plugin): Change argument name.
5147 (add_plugin_option): New.
5148 * plugin.cc (Plugin::load): Don't parse the plugin option.
5149 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5150 (Plugin::add_option): New.
5151 (Plugin::args_): Change type.
5152 (Plugin::filename_): New.
5153 (Plugin_manager::add_plugin_option): New.
5154 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5155 * testsuite/Makefile.in: Regenerate.
5157 2008-12-05 Cary Coutant <ccoutant@google.com>
5159 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5160 Handle --strip-lto-sections option.
5161 * options.h (strip_lto_sections): New option.
5163 2008-12-01 Cary Coutant <ccoutant@google.com>
5165 * plugin.cc (ld_plugin_message): Change format parameter to const.
5166 Fix mismatch between new[] and delete.
5168 2008-11-14 Cary Coutant <ccoutant@google.com>
5170 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5173 2008-11-05 Craig Silverstein <csilvers@google.com>
5175 * options.cc (General_options::parse_dynamic_list): New function.
5176 * options.h (General_options): New flags dynamic_list,
5177 dynamic_list_data, dynamic_list_cpp_new, and
5178 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5179 (General_options::in_dynamic_list): New function.
5180 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5181 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5182 (Lex::can_continue_name): Likewise.
5184 (read_script_file): New parameter script_options.
5185 (read_dynamic_list): New function.
5186 (Script_options::define_dynamic_list): New function.
5187 (dynamic_list_keyword_parsecodes): New variable.
5188 (dynamic_list_keywords): New variable.
5189 * script.h (Script_options::define_dynamic_list): New function
5191 (read_dynamic_list): New function prototype.
5192 * symtab.cc (strprefix): New macro.
5193 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5194 dynamic_list_data, dynamic_list_cpp_new, and
5195 dynamic_list_cpp_typeinfo.
5196 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5197 (dynamic_list_expr): New rule.
5198 (dynamic_list_nodes): Likewise.
5199 (dynamic_list_node): Likewise.
5200 * testsuite/Makefile.am (dynamic_list): New test.
5201 * testsuite/Makefile.in: Regenerated.
5202 * testsuite/dynamic_list.t: New file.
5203 * testsuite/dynamic_list.sh: New file.
5205 2008-11-05 Craig Silverstein <csilvers@google.com>
5207 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5208 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5209 (t11_last): Likewise.
5210 * testsuite/ver_test_6.c (main): Likewise.
5212 2008-10-07 Cary Coutant <ccoutant@google.com>
5214 * options.c (General_options::finalize): Add check for -static and
5216 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5219 2008-10-02 Cary Coutant <ccoutant@google.com>
5221 * plugin.cc (make_sized_plugin_object): Fix conditional
5222 compilation to work when not all targets are enabled.
5224 2008-09-29 Cary Coutant <ccoutant@google.com>
5226 * archive.cc (Archive::get_file_and_offset): Use filename instead
5227 of name to get library path.
5228 (Archive::include_member): Unlock external member of a thin archive.
5230 * testsuite/Makefile.am (TEST_AR): New variable.
5231 (thin_archive_test_1): New test.
5232 (thin_archive_test_2): New test.
5233 * testsuite/Makefile.in: Regenerate.
5234 * testsuite/thin_archive_main.cc: New file.
5235 * testsuite/thin_archive_test_1.cc: New file.
5236 * testsuite/thin_archive_test_2.cc: New file.
5237 * testsuite/thin_archive_test_3.cc: New file.
5238 * testsuite/thin_archive_test_4.cc: New file.
5240 2008-09-29 Cary Coutant <ccoutant@google.com>
5242 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5243 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5245 (Sized_relobj::do_finalize_local_symbols): Likewise.
5246 (Sized_relobj::map_to_kept_section): Likewise.
5247 * object.h (Sized_relobj::invalid_address): New constant.
5248 (Sized_relobj::do_output_section_offset): Check for invalid_address
5250 * output.cc (Output_reloc::local_section_offset): Use constant
5251 invalid_address instead of -1U.
5252 (Output_reloc::get_address): Likewise.
5253 (Output_section::output_address): Change -1U to -1ULL.
5254 * output.h (Output_reloc::invalid_address): New constant.
5255 * reloc.cc (Sized_relobj::write_sections): Use constant
5256 invalid_address instead of -1U.
5257 (Sized_relobj::relocate_sections): Likewise.
5258 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5259 values for merge sections.
5260 * target-reloc.h (relocate_for_relocatable): Use constant
5261 invalid_address instead of -1U.
5263 2008-09-19 Cary Coutant <ccoutant@google.com>
5265 Add plugin functionality for link-time optimization (LTO).
5266 * configure.ac (plugins): Add --enable-plugins option.
5267 * configure: Regenerate.
5268 * config.in: Regenerate.
5269 * Makefile.am (LIBDL): New variable.
5270 (CCFILES): Add plugin.cc.
5271 (HFILES): Add plugin.h.
5272 (ldadd_var): Add LIBDL.
5273 * Makefile.in: Regenerate.
5275 * archive.cc: Include "plugin.h".
5276 (Archive::setup): Don't preread archive symbols when using a plugin.
5277 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5278 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5280 (Archive::include_member): Add symbols from plugin objects.
5281 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5282 * descriptors.cc (Descriptors::open): Check for file descriptors
5283 abandoned by plugins.
5284 (Descriptors::claim_for_plugin): New function.
5285 * descriptors.h (Descriptors::claim_for_plugin): New function.
5286 (Open_descriptor::is_claimed): New field.
5287 (claim_descriptor_for_plugin): New function.
5288 * fileread.cc (File_read::claim_for_plugin): New function.
5289 * fileread.h (File_read::claim_for_plugin): New function.
5290 (File_read::descriptor): New function.
5291 * gold.cc: Include "plugin.h".
5292 (queue_initial_tasks): Add task to call plugin hooks for generating
5294 * main.cc: Include "plugin.h".
5295 (main): Load plugin libraries.
5296 * object.h (Pluginobj): Declare.
5297 (Object::pluginobj): New function.
5298 (Object::do_pluginobj): New function.
5299 (Object::set_target): New function.
5300 * options.cc: Include "plugin.h".
5301 (General_options::parse_plugin): New function.
5302 (General_options::General_options): Initialize plugins_ field.
5303 (General_options::add_plugin): New function.
5304 * options.h (Plugin_manager): Declare.
5305 (General_options): Add --plugin option.
5306 (General_options::has_plugins): New function.
5307 (General_options::plugins): New function.
5308 (General_options::add_plugin): New function.
5309 (General_options::plugins_): New field.
5310 * plugin.cc: New file.
5311 * plugin.h: New file.
5312 * readsyms.cc: Include "plugin.h".
5313 (Read_symbols::do_read_symbols): Check for archive before checking
5314 for ELF file. Call plugin hooks to claim files.
5315 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5316 from a real object file; force override when processing replacement
5318 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5319 (Symbol::init_base_object): Likewise.
5320 (Symbol::init_base_output_data): Likewise.
5321 (Symbol::init_base_output_segment): Likewise.
5322 (Symbol::init_base_constant): Likewise.
5323 (Symbol::init_base_undefined): Likewise.
5324 (Symbol::output_section): Assert that object is not a plugin.
5325 (Symbol_table::add_from_pluginobj): New function.
5326 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5328 (Symbol_table::sized_write_globals): Likewise.
5329 (Symbol_table::add_from_pluginobj): Instantiate template.
5330 * symtab.h (Sized_pluginobj): Declare.
5331 (Symbol::in_real_elf): New function.
5332 (Symbol::set_in_real_elf): New function.
5333 (Symbol::in_real_elf_): New field.
5334 (Symbol_table::add_from_pluginobj): New function.
5336 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5337 (LIBDL): New variable.
5339 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5340 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5341 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5342 (MOSTLYCLEANFILES): Likewise.
5343 * testsuite/Makefile.in: Regenerate.
5344 * testsuite/plugin_test.c: New file.
5345 * testsuite/plugin_test_1.sh: New file.
5346 * testsuite/plugin_test_2.sh: New file.
5348 2008-09-16 Ian Lance Taylor <iant@google.com>
5350 * target-reloc.h (relocate_section): Check whether a symbol is
5351 defined by the ABI before reporting an undefined symbol error.
5352 * target.h (Target::is_defined_by_abi): Make parameter const.
5353 (Target::do_is_defined_by_abi): Likewise.
5354 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5355 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5356 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5357 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5358 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5359 * testsuite/Makefile.in: Rebuild.
5361 * fileread.cc (make_view): Add casts to avoid warning.
5363 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5365 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5366 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5368 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5370 * options.h (General_options::output_is_executable): New.
5371 (General_options::output_is_pie): New.
5372 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5373 for shared libraries.
5374 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5376 2008-09-11 Chris Demetriou <cgd@google.com>
5378 * options.h (origin): New -z option.
5379 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5380 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5383 2008-09-05 Cary Coutant <ccoutant@google.com>
5385 * fileread.cc (File_read::make_view): Add check for attempt to map
5388 2008-09-05 Cary Coutant <ccoutant@google.com>
5390 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5391 explicit instantiations.
5393 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5396 * options.cc (General_options::finalize): Allow undefined symbols
5397 in shlibs if linking -shared.
5400 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5401 symbols as not needing a dynsym entry.
5403 2008-08-20 Craig Silverstein <csilvers@google.com>
5405 * fileread.cc (File_read::open): Do not lock the file unless it
5406 was successfully opened.
5408 2008-08-14 Cary Coutant <ccoutant@google.com>
5410 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5411 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5412 * testsuite/tls_test.cc (struct int128): 128-bit struct
5413 for testing TLS relocs with non-zero addend.
5414 (v12): New TLS variable.
5416 (t_last): Add check for v12.
5417 * testsuite/tls_test.h (t12): New function.
5418 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5420 2008-08-13 Ian Lance Taylor <iant@google.com>
5422 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5423 set tls_segment_ or relro_segment_.
5424 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5426 * output.h (Output_section::clear_is_relro): New function.
5427 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5428 sections specially even when output_data_ is empty.
5429 (Output_segment::maximum_alignment): When first section is relro,
5430 only force alignment for PT_LOAD segments.
5431 * script.cc (script_data_segment_align): New function.
5432 (script_data_segment_relro_end): New function.
5433 * script-c.h (script_data_segment_align): Declare.
5434 (script_data_segment_relro_end): Declare.
5435 * script-sections.h (class Script_sections): Declare
5436 data_segment_align and data_segment_relro_end. Add fields
5437 segment_align_index_ and saw_relro_end_.
5438 * script-sections.cc (class Sections_element): Add set_is_relro
5439 virtual function. Add new bool* parameter to place_orphan_here.
5440 Add get_output_section virtual function.
5441 (class Output_section_definition): Add set_is_relro. Add new
5442 bool* parameter to place_orphan_here. Add get_output_section.
5443 Add is_relro_ field.
5444 (Output_section_definition::Output_section_definition): Initialize
5445 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5446 and is_relro_ fields.
5447 (Output_section_definition::place_orphan_here): Add is_relro
5449 (Output_section_definition::set_section_addresses): Set relro for
5451 (Output_section_definition::alternate_constraint): Likewise.
5452 (class Orphan_output_section): Add new bool* parameter to
5453 place_orphan_here. Add get_output_section.
5454 (Orphan_output_section::place_orphan_here): Add is_relro
5456 (Script_sections::Script_sections): Initialize
5457 data_segment_align_index_ and saw_relro_end_.
5458 (Script_sections::data_segment_align): New function.
5459 (Script_sections::data_segment_relro_end): New function.
5460 (Script_sections::place_orphan): Set or clear is_relro.
5461 (Script_sections::set_section_addresses): Force alignment of first
5463 * yyscript.y (exp): Call script_data_segment_align and
5464 script_data_segment_relro_end.
5465 * testsuite/relro_script_test.t: New file.
5466 * testsuite/relro_test.cc (using_script): Declare.
5467 (t1, t2): Test using_script.
5468 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5469 (relro_script_test_SOURCES): Define.
5470 (relro_script_test_DEPENDENCIES): Define.
5471 (relro_script_test_LDFLAGS): Define.
5472 (relro_script_test_LDADD): Define.
5473 (relro_script_test.so): New target.
5474 * testsuite/Makefile.in: Rebuild.
5476 2008-08-06 Cary Coutant <ccoutant@google.com>
5478 * archive.cc (Archive::total_archives, Archive::total_members)
5479 (Archive::total_members_loaded): New variables.
5480 (Archive::setup): Add parameter. Add option to preread
5482 (Archive::read_armap): Add counter.
5483 (Archive::get_file_and_offset): New function.
5484 (Archive::get_elf_object_for_member): New function.
5485 (Archive::read_all_symbols): New function.
5486 (Archive::read_symbols): New function.
5487 (Archive::add_symbols): Add counters.
5488 (Archive::include_all_members): Use armap to find members if it's
5490 (Archive::include_member): Skip reading symbols if already read.
5491 Factored code into Archive::get_file_and_offset and
5492 Archive::get_elf_object_for_member. Changed call to
5493 Mapfile::report_include_archive_member.
5494 (Archive::print_stats): New function.
5495 * archive.h: Declare Object and Read_symbols_data classes.
5496 (Archive::Archive): Add initializers for new members.
5497 (Archive::setup): Add parameter.
5498 (Archive::print_stats): New function.
5499 (Archive::total_archives, Archive::total_members)
5500 (Archive::total_members_loaded): New variables.
5501 (Archive::get_file_and_offset): New function.
5502 (Archive::get_elf_object_for_member): New function.
5503 (Archive::read_all_symbols): New function.
5504 (Archive::read_symbols): New function.
5505 (Archive::Archive_member): New class.
5506 (Archive::members_): New member.
5507 (Archive::num_members_): New member.
5508 * main.cc: Include archive.h.
5509 (main): Call Archive::print_stats.
5510 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5511 archive parameter; member_name is now the fully-decorated name.
5512 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5513 * options.h: (General_options): Add --preread-archive-symbols option.
5514 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5517 2008-08-04 Ian Lance Taylor <iant@google.com>
5519 * symtab.h (Symbol::use_plt_offset): New function.
5520 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5521 * powerpc.cc (Relocate::relocate): Likewise.
5522 * sparc.cc (Relocate::relocate): Likewise.
5523 * x86_64.cc (Relocate::relocate): Likewise.
5524 * testsuite/weak_plt.sh: New test.
5525 * testsuite/weak_plt_main.cc: New test.
5526 * testsuite/weak_plt_shared.cc: New test.
5527 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5528 (check_PROGRAMS): Add weak_plt.
5529 (check_DATA): Add weak_plt_shared.so.
5530 (weak_plt_main_pic.o, weak_plt): New targets.
5531 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5532 * testsuite/Makefile.in: Rebuild.
5534 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5536 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5537 * testsuite/Makefile.in: Rebuild.
5539 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5541 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5542 * Makefile.in: Regenerate.
5543 * po/POTFILES.in: Regenerate.
5545 2008-07-29 Ian Lance Taylor <iant@google.com>
5547 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5548 symbols before other symbols.
5549 * testsuite/script_test_2.cc (test_addr): Declare.
5550 (test_addr_alias): Declare.
5551 (main): Check that test_addr and test_addr_alias have the right
5553 * testsuite/script_test_2.t: Define test_addr_alias and
5556 2008-07-24 Ian Lance Taylor <iant@google.com>
5559 * descriptors.cc: New file.
5560 * descriptors.h: New file.
5561 * gold-threads.h (class Hold_optional_lock): New class.
5562 * fileread.cc: Include "descriptors.h".
5563 (File_read::~File_read): Release descriptor rather than closing
5565 (File_read::open) [file]: Call open_descriptor rather than open.
5566 Set is_descriptor_opened_.
5567 (File_read::open) [memory]: Assert that descriptor is not open.
5568 (File_read::reopen_descriptor): New function.
5569 (File_read::release): Release descriptor.
5570 (File_read::do_read): Make non-const. Reopen descriptor.
5571 (File_read::read): Make non-const.
5572 (File_read::make_view): Reopen descriptor.
5573 (File_read::do_readv): Likewise.
5574 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5575 Update declarations.
5576 * layout.cc: Include "descriptors.h".
5577 (Layout::create_build_id): Use open_descriptor rather than open.
5578 * output.cc: Include "descriptors.h".
5579 (Output_file::open): Use open_descriptor rather than open.
5580 * archive.cc (Archive::const_iterator): Change Archive to be
5582 (Archive::begin, Archive::end): Make non-const.
5583 (Archive::count_members): Likewise.
5584 * archive.h (class Archive): Update declarations.
5585 * object.h (Object::read): Make non-const.
5586 * Makefile.am (CCFILES): Add descriptors.cc.
5587 (HFILES): Add descriptors.h.
5588 * Makefile.in: Rebuild.
5591 * gold.h: Always include <clocale>. Add Solaris workarounds
5592 following code in binutils/sysdep.h.
5595 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5596 this->eh_frame_hdr_ is NULL before using it.
5598 * dynobj.cc (Versions::Versions): Update comment.
5600 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5601 the base version name.
5603 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5604 array size plus one.
5605 (Stringpool_template::set_string_offsets): Subtract one from key
5606 before using it as an array index.
5607 (Stringpool_template::get_offset_with_length): Likewise.
5608 (Stringpool_template::write_to_buffer): Likewise.
5609 * stringpool.h (Stringpool_template::get_offset_from_key):
5612 2008-07-23 Ian Lance Taylor <iant@google.com>
5615 * object.h (Merged_symbol_value::value): Do our best to handle a
5619 * script.cc (Version_script_info::get_versions): Don't add empty
5620 version tag to return value.
5621 (Version_script_info::get_symbol_version_helper): Change return
5622 type to bool. Add pversion parameter. Change all callers.
5623 (script_register_vers_node): Don't require a non-NULL tag.
5624 * script.h (class Version_script_info): Update declarations.
5625 (Version_script_info::get_symbol_version): Change return type to
5626 bool. Add version parameter. Change all callers.
5627 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5628 handling. Handle an empty version from a version script.
5629 (Symbol_table::define_special_symbol): Likewise.
5630 * testsuite/ver_test_10.script: New file.
5631 * testsuite/ver_test_10.sh: New file.
5632 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5633 (check_DATA): Add ver_test_10.syms.
5634 (ver_test_10.syms, ver_test_10.so): New target.
5635 * testsuite/Makefile.in: Rebuild.
5637 2008-07-23 Simon Baldwin <simonb@google.com>
5639 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5640 to zero for undefined symbols from dynamic libraries.
5642 2008-07-23 Ian Lance Taylor <iant@google.com>
5644 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5646 * symtab.h (class Symbol_table): Update declaration.
5647 * testsuite/ver_test_9.cc: New file.
5648 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5649 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5650 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5651 (ver_test_9.so, ver_test_9.o): New targets.
5652 * testsuite/Makefile.in: Rebuild.
5654 2008-07-22 Ian Lance Taylor <iant@google.com>
5656 * options.h (class General_options): Define --check-sections.
5657 * layout.cc (Layout::set_segment_offsets): Handle
5660 * options.h (class General_options): Define -n/--nmagic and
5662 * options.cc (General_options::finalize): For -n/--nmagic or
5663 -N/--omagic, set -static.
5664 * layout.cc (Layout::attach_allocated_section_to_segment): If
5665 -N/--omagic, don't put read-only and read-write sections in
5667 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5668 finding a read-only segment.
5669 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5670 don't set the minimum segment alignment to the common page size,
5671 and don't set the file offset to the address modulo the page size.
5672 * script-sections.cc (Script_sections::create_segments): If
5673 -n/--omagic, don't put read-only and read-write sections in
5676 * cref.cc: New file.
5678 * options.h (class General_options): Add --print-symbol-counts.
5679 * main.cc (main): Issue defined symbol report if requested.
5680 * archive.cc (Archive::interpret_header): Make into a const member
5682 (Archive::add_symbols): Call Input_objects::archive_start and
5684 (Archive::const_iterator): Define new class.
5685 (Archive::begin, Archive::end): New functions.
5686 (Archive::include_all_members): Rewrite to use iterator.
5687 (Archive::count_members): New function.
5688 * archive.h (class Archive): Update declarations.
5689 (Archive::filename): New function.
5690 * object.cc: Include "cref.h".
5691 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5692 (Sized_relobj::do_get_global_symbol_counts): New function.
5693 (Input_objects::add_object): Add object to cross-referencer.
5694 (Input_objects::archive_start): New function.
5695 (Input_objects::archive_stop): New function.
5696 (Input_objects::print_symbol_counts): New function.
5697 * object.h: Declare Cref and Archive.
5698 (Object::get_global_symbol_counts): New function.
5699 (Object::do_get_global_symbol_counts): New pure virtual function.
5700 (class Sized_relobj): Add defined_count_ field. Update
5702 (class Input_objects): Add cref_ field. Update constructor.
5703 Update declarations.
5704 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5706 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5708 (Sized_dynobj::do_get_global_symbol_counts): New function.
5709 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5710 defined_count_. Update declarations. Define Symbols typedef.
5711 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5712 parameter. Change all callers.
5713 (Symbol_table::add_from_dynobj): Add sympointers and defined
5714 parameters. Change all callers.
5715 * symtab.h (class Symbol_table): Update declarations.
5716 * Makefile.am (CCFILES): Add cref.cc.
5717 (HFILES): Add cref.h.
5718 * Makefile.in: Rebuild.
5720 2008-07-22 Simon Baldwin <simonb@google.com>
5722 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5723 to zero when writing undefined symbols.
5725 2008-07-22 Ian Lance Taylor <iant@google.com>
5727 * output.cc (Output_section::add_input_section): Don't try to
5728 merge empty merge sections.
5730 2008-07-21 Craig Silverstein <csilvers@google.com>
5732 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5733 Include symbol version in error message.
5735 2008-07-20 Chris Demetriou <cgd@google.com>
5737 * configure.ac (gold_cv_c_random_seed): New configured variable.
5738 (RANDOM_SEED_CFLAGS): New substituted variable.
5739 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5740 * configure: Rebuild.
5741 * Makefile.in: Likewise.
5742 * testsuite/Makefile.in: Likewise.
5744 2008-07-18 Ian Lance Taylor <iant@google.com>
5746 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5747 where we see NAME/NULL and NAME/VERSION as separate symbols.
5748 * testsuite/ver_test_main.cc (main): Call t4.
5749 (t4, t4_2a): Define.
5750 * testsuite/ver_test_2.cc (t4_2): Define.
5751 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5752 * testsuite/ver_test_4.cc (t4_2a): Define.
5753 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5754 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5756 2008-07-17 Ian Lance Taylor <iant@google.com>
5758 * dynobj.cc (Versions::add_def): If we give an error about a
5759 missing version, go ahead and create the version anyhow.
5761 2008-07-10 Ian Lance Taylor <iant@google.com>
5763 Handle output sections with more than 0x7fffffff bytes.
5764 * object.h (class Relobj): Change map_to_output_ to
5765 output_sections_, and just keep a section pointer. Change all
5766 uses. Move comdat group support to Sized_relobj.
5767 (Relobj::is_section_specially_mapped): Remove.
5768 (Relobj::output_section): Remove poff parameter. Change all
5770 (Relobj::output_section_offset): New function.
5771 (Relobj::set_section_offset): Rewrite.
5772 (Relobj::map_to_output): Remove.
5773 (Relobj::output_sections): New function.
5774 (Relobj::do_output_section_offset): New pure virtual function.
5775 (Relobj::do_set_section_offset): Likewise.
5776 (class Sized_relobj): Add section_offsets_ field. Add comdat
5777 group support from Relobj. Update declarations.
5778 (Sized_relobj::get_output_section_offset): New function.
5779 (Sized_relobj::do_output_section_offset): New function.
5780 (Sized_relobj::do_set_section_offset): New function.
5781 * object.cc (Relobj::output_section_address): Remove.
5782 (Sized_relobj::Sized_relobj): Initialize new fields.
5783 (Sized_relobj::include_section_group): Cast find_kept_object to
5785 (Sized_relobj::include_linkonce_section): Likewise.
5786 (Sized_relobj::do_layout): Use separate arrays for output section
5788 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5790 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5791 output_sections and section_offsets.
5792 (Sized_relobj::write_local_symbols): Likewise.
5793 (map_to_kept_section): Compute output address directly.
5794 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5795 output_sections and section_offsets.
5796 (Sized_relobj::write_sections): Likewise.
5797 (Sized_relobj::relocate_sections): Likewise.
5798 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5799 * output.h (class Output_reloc): Update declarations. Change
5800 u2_.relobj to Sized_relobj*.
5801 (class Output_data_reloc): Change add functions to use
5803 * output.cc (Output_reloc::Output_reloc): Change relobj to
5805 (Output_reloc::local_section_offset): Change return type to
5806 Elf_Addr. Use get_output_section_offset.
5807 (Output_reloc::get_address): Likewise.
5808 (Output_section::is_input_address_mapped): Don't call
5809 is_section_specially_mapped.
5810 (Output_section::output_offset): Likewise.
5811 (Output_section::output_address): Likewise.
5812 (Output_section::starting_output_address): Likewise.
5813 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5814 parameter to Sized_relobj*.
5815 (Copy_relocs::need_copy_reloc): Likewise.
5816 (Copy_relocs::save): Likewise.
5817 * copy-relocs.h (class Copy_relocs): Update declarations.
5818 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5819 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5820 * target-reloc.h (relocate_for_relocatable): Change
5821 offset_in_output_section type to Elf_Addr. Change code that uses
5823 * layout.cc (Layout::layout): Always set *off.
5824 * mapfile.cc (Mapfile::print_input_section): Use
5825 output_section_offset.
5826 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5828 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5829 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5830 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5832 2008-07-03 Ian Lance Taylor <iant@google.com>
5834 * layout.cc (Layout::include_section): Do not discard unrecognized
5835 SHT_STRTAB sections.
5837 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5839 * script.cc (Lex::can_continue_name): Make '?' allowable in
5840 version-script names.
5841 * testsuite/version_script.map: Change glob pattern to use '?'
5843 2008-06-30 Manish Singh <yosh@gimp.org>
5846 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5849 2008-06-30 Ian Lance Taylor <iant@google.com>
5853 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5854 versions]: Don't try to read the value in the contents, since we
5855 don't use it. Use the template endianness when writing.
5857 2008-06-25 Cary Coutant <ccoutant@google.com>
5859 * fileread.cc (File_read::make_view): Assert on zero-length view.
5860 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5861 symbol table when there are no symbols to read.
5863 2008-06-23 Craig Silverstein <csilvers@google.com>
5865 * version.cc (version_string): Bump to 1.7
5867 2008-06-18 Craig Silverstein <csilvers@google.com>
5869 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5870 constant 0xFFFF to type Valtype.
5871 (Powerpc_relocate_functions::rel16_ha): Likewise.
5873 2008-06-17 Ian Lance Taylor <iant@google.com>
5875 * output.h (Output_section::Input_section): Initialize p2align_ to
5876 zero for Output_section_data constructors.
5877 (Output_section::Input_section::addralign): If not an input
5878 section, return the alignment of the Output_section_data.
5879 * testsuite/copy_test.cc: New file.
5880 * testsuite/copy_test_1.cc: New file.
5881 * testsuite/copy_test_2.cc: New file.
5882 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5883 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5884 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5885 (copy_test_1_pic.o, copy_test_1.so): New targets.
5886 (copy_test_2_pic.o, copy_test_2.so): New targets.
5887 * testsuite/Makefile.in: Rebuild.
5889 * script-sections.cc (Script_sections::place_orphan): Initialize
5890 local variable exact.
5892 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5894 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5896 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5897 David S. Miller <davem@davemloft.net>
5899 * powerpc.cc: New file.
5900 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5901 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5902 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5903 * Makefile.in: Rebuild.
5905 2008-06-09 Ian Lance Taylor <iant@google.com>
5907 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5909 (throwing, orig_terminate): New static variables.
5910 (terminate_handler): New static function.
5911 (t2): Set terminate handler.
5913 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5916 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5919 2008-05-30 Cary Coutant <ccoutant@google.com>
5921 * archive.cc (Archive::include_all_members) Correct to step
5922 over symbol table and extended name table in thin archives.
5924 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5927 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5930 2008-05-28 Caleb Howe <cshowe@google.com>
5932 * reduced_debug_output.cc: New file.
5933 * reduced_debug_output.h: New file.
5934 * options.h (class General_options): Add --strip-debug-non-line.
5935 * options.cc (General_options::finalize): Add strip_debug_non_line
5936 to the strip heirarchy.
5937 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5939 * layout.cc: Include "reduced_debug_output.h".
5940 (Layout::Layout): Initialize new fields.
5941 (line_only_debug_sections): New static array.
5942 (is_lines_only_debug_sections): New static inline function.
5943 (Layout::include_section): Handle --strip-debug-non-line.
5944 (Layout::make_output_section): If --strip-debug-non-line, build
5945 new output sections for .debug_abbrev and .debug_info.
5946 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5947 gold. Warn about possible overflow.
5948 (read_signed_LEB_128): Likewise.
5949 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5950 (read_signed_LEB_128): Declare.
5951 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5952 (HFILES): Add reduced_debug_output.h.
5953 * Makefile.in: Rebuild.
5955 2008-05-21 Ian Lance Taylor <iant@google.com>
5957 * mapfile.cc: New file.
5958 * mapfile.h: New file.
5959 * options.h (class General_options): Add -M/--print-map and -Map.
5960 * options.cc (General_options::finalize): Make -M equivalent to
5962 * main.cc: Include <cstdio> and "mapfile.h".
5963 (main): Open mapfile if requested.
5964 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5965 constructor. Change caller.
5966 (queue_initial_tasks): Add mapfile parameter. Change caller.
5967 (queue_middle_tasks): Likewise.
5968 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5970 * archive.cc: Include "mapfile.h".
5971 (Archive::add_symbols): Add mapfile parameter. Change all
5972 callers. Pass mapfile, symbol, and reason to include_member.
5973 (Archive::include_all_members): Add mapfile parameter. Change all
5975 (Archive::include_member): Add mapfile, sym, and why parameters.
5976 Change all callers. Report inclusion to map file.
5977 * archive.h: Include "fileread.h".
5978 (class Archive): Update declarations.
5979 (Archive::file): New const method.
5980 (class Add_archive_symbols): Add mapfile_ field. Update
5981 constructor. Change all callers.
5982 * readsyms.h (class Read_symbols): Likewise.
5983 (class Finish_group): Likewise.
5984 (class Read_script): Likewise.
5985 * common.cc: Include "mapfile.h".
5986 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5988 (Symbol_table::do_allocate_commons): Likewise.
5989 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5990 symbol allocation to mapfile.
5991 * common.h (class Allocate_commons_task): Add mapfile_ field.
5992 Update constructor. Change all callers.
5993 * symtab.h (class Symbol_table): Update declarations.
5994 * layout.cc: Include "mapfile.h".
5995 (Layout_task_runner::run): Print information to mapfile.
5996 (Layout::create_gold_note): Change Output_data_fixed_space to
5997 Output_data_zero_fill.
5998 (Layout::create_build_id): Likewise.
5999 (Layout::print_to_mapfile): New function.
6000 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6001 constructor. Change caller.
6002 (class Layout): Declare print_to_mapfile.
6003 * output.cc (Output_section::Input_section::print_to_mapfile): New
6005 (Output_section::add_input_section): If producing a map, always
6006 add to input_sections_ list.
6007 (Output_section::do_print_to_mapfile): New function.
6008 (Output_segment::print_sections_to_mapfile): New function.
6009 (Output_segment::print_section_list_to_mapfile): New function.
6010 * output.h: Include "mapfile.h".
6011 (Output_data::print_to_mapfile): New function.
6012 (Output_data::do_print_to_mapfile): New virtual function.
6013 (Output_segment_headers::do_print_to_mapfile): New function.
6014 (Output_file_header::do_print_to_mapfile): New function.
6015 (Output_data_const::do_print_to_mapfile): New function.
6016 (class Output_data_const_buffer): Add map_name_ field. Update
6017 constructor. Change all callers. Add do_print_to_mapfile
6019 (class Output_data_fixed_space): Likewise.
6020 (class Output_data_space): Likewise.
6021 (class Output_data_zero_fill): New class.
6022 (Output_data_strtab::do_print_to_mapfile): New function.
6023 (Output_data_reloc_base::do_print_to_mapfile): New function.
6024 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6025 (Output_data_group::do_print_to_mapfile): New function.
6026 (Output_data_got::do_print_to_mapfile): New function.
6027 (Output_data_dynamic::do_print_to_mapfile): New function.
6028 (Output_symtab_xindex::do_print_to_mapfile): New function.
6029 (class Output_section): Declare do_print_to_mapflie. Declare
6030 print_to_mapfile in Input_section.
6031 (class Output_segment): Declare new functions.
6032 * object.h (Sized_relobj::symbol_count): New function.
6033 * script-sections.cc
6034 (Output_section_element_dot_assignment::set_section_addresses):
6035 Change Output_data_fixed_space to Output_data_zero_fill.
6036 (Output_data_expression::do_print_to_mapfile): New function.
6037 * script.cc (read_input_script): Add mapfile parameter. Change
6039 * script.h (read_input_script): Update declaration.
6040 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6041 (Eh_frame::do_print_to_mapfile): New function.
6042 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6043 (Output_merge_string::do_print_to_mapfile): New function.
6044 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6046 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6048 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6050 * Makefile.am (CCFILES): Add mapfile.cc.
6051 (HFILES): Add mapfile.h.
6052 * Makefile.in: Rebuild.
6054 2008-05-19 Ian Lance Taylor <iant@google.com>
6056 * options.h (class General_options): Add -z relro.
6057 * layout.cc (Layout::Layout): Initialize relro_segment_.
6058 (Layout::add_output_section_data): Return the output section.
6059 (Layout::make_output_section): Rcognize relro sections and mark
6061 (Layout::attach_allocated_section_to_segment): Put relro sections
6062 in a PT_GNU_RELRO segment.
6063 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6065 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6067 (Layout::linkonce_mapping): Map d.rel.ro.local to
6069 (Layout::output_section_name): Us .data.rel.ro.local for any
6070 section which begins with that.
6071 * layout.h (class Layout): Update add_output_section_data
6072 declaration. Add relro_segment_ field.
6073 * output.cc (Output_section::Output_section): Initialize is_relro_
6074 and is_relro_local_ fields.
6075 (Output_segment::add_output_section): Group relro sections.
6076 (Output_segment::is_first_section_relro): New function.
6077 (Output_segment::maximum_alignment): If there is a relro section,
6078 align the segment to the common page size.
6079 (Output_segment::set_section_addresses): Track whether we are
6080 looking at relro sections. If the last section is a relro
6081 section, align to the common page size.
6082 (Output_segment::set_section_list_addresses): Add in_relro
6083 parameter. Change all callers. Align to the page size when
6084 moving from relro to non-relro section.
6085 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6087 * output.h (class Output_section): Add is_relro_ and
6088 is_relro_local_ fields.
6089 (Output_section::is_relro): New function.
6090 (Output_section::set_is_relro): New function.
6091 (Output_section::is_relro_local): New function.
6092 (Output_section::set_is_relro_local): New function.
6093 (class Output_segment): Update declarations.
6094 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6095 * sparc.cc (Target_sparc::got_section): Likewise.
6096 * x86_64.cc (Target_x86_64::got_section): Likewise.
6097 * testsuite/relro_test_main.cc: New file.
6098 * testsuite/relro_test.cc: New file.
6099 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6100 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6101 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6102 (relro_test.so, relro_test_pic.o): New targets.
6103 * testsuite/Makefile.in: Rebuild.
6105 2008-05-16 Ian Lance Taylor <iant@google.com>
6107 * output.cc (Output_segment::add_output_section): Remove front
6109 * output.h (class Output_segment): Remove
6110 add_initial_output_section and overloaded add_output_section.
6111 Update declaration of remaining add_output_section.
6112 * layout.cc (Layout::create_interp): Call add_output_section
6113 rather than add_initial_output_section.
6114 (Layout::finish_dynamic_section): Likewise.
6116 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6117 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6118 know the dynamic type.
6119 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6120 field. Initialize it in constructor.
6121 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6122 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6123 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6126 * output.cc (Output_reloc::get_address): Change return type to
6128 * output.h (class Output_reloc): Update get_address declaration.
6129 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6130 for section addresses.
6132 2008-05-09 Ian Lance Taylor <iant@google.com>
6135 * gold.cc (gold_nomem): Use return value of write.
6137 2008-05-08 Ian Lance Taylor <iant@google.com>
6139 * symtab.c (Symbol::init_base_output_data): Add version
6140 parameter. Change all callers.
6141 (Symbol::init_base_output_segment): Likewise.
6142 (Symbol::init_base_constant): Likewise.
6143 (Symbol::init_base_undefined): Likewise.
6144 (Sized_symbol::init_output_data): Likewise.
6145 (Sized_symbol::init_output_segment): Likewise.
6146 (Sized_symbol::init_constant): Likewise.
6147 (Sized_symbol::init_undefined): Likewise.
6148 (Symbol_table::do_define_in_output_data): If the new symbol has a
6149 version, mark it as the default.
6150 (Symbol_table::do_define_in_output_segment): Likewise.
6151 (Symbol_table::do_define_as_constant): Likewise.
6152 * symtab.h (class Symbol): Update declarations.
6153 (class Sized_symbol): Likewise.
6154 * resolve.cc (Symbol::override_version): New function.
6155 (Symbol::override_base): Call override_version.
6156 (Symbol::override_base_with_special): Likewise.
6157 * testsuite/ver_script_8.script: New file.
6158 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6159 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6160 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6161 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6163 2008-05-06 Ian Lance Taylor <iant@google.com>
6166 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6168 (class General_options): Remove existing --undefined, and add
6169 --no-undefined instead. Add new --undefined as synonym for -u.
6170 * archive.cc (Archive::add_symbols): Check whether symbol was
6172 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6173 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6174 all uses. Add IS_UNDEFINED. Update declarations to split
6175 different versions of init_base. Declare init_base_undefined.
6176 (Symbol::is_defined): Handle IS_UNDEFINED.
6177 (Symbol::is_undefined): Likewise.
6178 (Symbol::is_weak_undefined): Call is_undefined.
6179 (Symbol::is_absolute): Handle IS_CONSTANT.
6180 (class Sized_symbol): Update declarations to split different
6181 versions of init. Declare init_undefined.
6182 (class Symbol_table): Declare new functions.
6183 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6185 (Symbol::init_base_output_data): Likewise.
6186 (Symbol::init_base_output_segment): Likewise.
6187 (Symbol::init_base_constant): Likewise.
6188 (Symbol::init_base_undefined): New function.
6189 (Sized_symbol::init_object): Rename from init. Change all
6191 (Sized_symbol::init_output_data): Likewise.
6192 (Sized_symbol::init_output_segment): Likewise.
6193 (Sized_symbol::init_constant): Likewise.
6194 (Sized_symbol::init_undefined): New function.
6195 (Symbol_table::add_undefined_symbols_from_command_line): New
6197 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6199 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6200 (Symbol::output_section): Likewise.
6201 (Symbol::set_output_section): Likewise.
6202 (Symbol_table::sized_finalize_symbol): Likewise.
6203 (Symbol_table::sized_write_globals): Likewise.
6204 * resolve.cc (Symbol_table::should_override): Likewise.
6205 (Symbol::override_base_with_special): Likewise.
6207 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6208 symbol, change it to have default visibility.
6209 * testsuite/protected_1.cc: New file.
6210 * testsuite/protected_2.cc: New file.
6211 * testsuite/protected_3.cc: New file.
6212 * testsuite/protected_main_1.cc: New file.
6213 * testsuite/protected_main_2.cc: New file.
6214 * testsuite/protected_main_3.cc: New file.
6215 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6216 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6217 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6218 (protected_1.so): New target.
6219 (protected_1_pic.o, protected_2_pic.o): New targets.
6220 (protected_3_pic.o): New target.
6221 (check_PROGRAMS): Add protected_2.
6222 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6223 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6224 * testsuite/Makefile.in: Rebuild.
6226 * options.h (DEFINE_var): Add set_user_set_##varname__.
6227 (DEFINE_bool_alias): New macro.
6228 (class General_options): Define -Bstatic using DEFINE_bool_alias
6229 rather than DEFINE_special. Add --undefined as an alias for -z
6231 * options.cc (General_options::parse_Bstatic): Remove.
6233 * options.h (class General_options): Add --fatal-warnings.
6234 * main.cc (main): Implement --fatal-warnings.
6235 * errors.h (Errors::warning_count): New function.
6237 * options.h (class General_options): Add -Bsymbolic-functions.
6238 * symtab.h (Symbol::is_preemptible): Check for
6239 -Bsymbolic-functions.
6241 2008-05-05 Ian Lance Taylor <iant@google.com>
6243 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6244 as noVARNAME rather than no-VARNAME.
6245 (class General_options): Add option -z combreloc.
6246 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6248 (Output_reloc::sort_before) [SHT_REL]: New function.
6249 (Output_reloc::sort_before) [SHT_RELA]: New function.
6250 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6251 Sort_relocs_comparison.
6252 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6253 parameter. Change all callers.
6254 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6255 sort_relocs parameter. Change all callers.
6256 * output.cc (Output_reloc::get_address): New function, broken out
6258 (Output_reloc::write_rel): Call it.
6259 (Output_reloc::compare): New function.
6260 (Output_data_reloc_base::do_write): Optionally sort relocs.
6262 * configure.ac: If targ_extra_obj is set, link it in.
6263 * configure.tgt: Initialize all variables.
6264 (x86_64*): Set targ_extra_obj and targ_extra_size.
6265 * configure: Rebuild.
6267 * object.cc (Sized_relobj::include_section_group): Adjust section
6268 indexes read from group data. Build vector to pass to
6270 * layout.cc (Layout::layout_group): Add flags and shndxes
6271 parameters. Remove contents parameter. Change caller. Update
6272 explicit instantiations.
6273 * layout.h (class Layout): Update layout_group declaration.
6274 * output.cc (Output_data_group::Output_data_group): Add flags and
6275 input_shndxes parameters. Remove contents parameter. Change
6277 (Output_data_group::do_write): Change input_sections_ to
6279 * output.h (class Output_data_group): Update constructor
6280 declaration. Rename input_sections_ to input_shndxes_.
6281 * testsuite/many_sections_test.cc: Add template.
6283 2008-04-30 Cary Coutant <ccoutant@google.com>
6285 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6287 * layout.cc (Layout::include_section): Refactored check for debug
6289 (Layout::add_comdat): Add new parameters. Change type
6290 of signature parameter. Add object and shndx to signatures table.
6291 (Layout::find_kept_object): New function.
6292 * layout.h: Include <cstring>.
6293 (Layout::is_debug_info_section): New function.
6294 (Layout::add_comdat): Add new parameters.
6295 (Layout::find_kept_object): New function.
6296 (Layout::Kept_section): New struct.
6297 (Layout::Signatures): Change type of map range.
6298 * object.cc (Relobj::output_section_address): New function.
6299 (Sized_relobj::include_section_group): Add new parameters. Change
6300 calls to Layout::add_comdat. Change to build table of kept comdat
6301 groups and table mapping discarded sections to kept sections.
6302 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6303 (Sized_relobj::do_layout): Change calls to include_section_group and
6304 include_linkonce_section.
6305 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6306 value to zero when section is discarded.
6307 (Sized_relobj::map_to_kept_section): New function.
6308 * object.h (Relobj::output_section_address): New function.
6309 (Relobj::Comdat_group): New type.
6310 (Relobj::find_comdat_group): New function.
6311 (Relobj::Comdat_group_table): New type.
6312 (Relobj::Kept_comdat_section): New type.
6313 (Relobj::Kept_comdat_section_table): New type.
6314 (Relobj::add_comdat_group): New function.
6315 (Relobj::set_kept_comdat_section): New function.
6316 (Relobj::get_kept_comdat_section): New function.
6317 (Relobj::comdat_groups_): New field.
6318 (Relobj::kept_comdat_sections_): New field.
6319 (Symbol_value::input_value): Update comment.
6320 (Sized_relobj::map_to_kept_section) New function.
6321 (Sized_relobj::include_linkonce_section): Add new parameter.
6322 * target-reloc.h (Comdat_behavior): New type.
6323 (get_comdat_behavior): New function.
6324 (relocate_section): Add code to map a discarded section to the
6325 corresponding kept section when applying a relocation.
6327 2008-04-30 Craig Silverstein <csilvers@google.com>
6329 * dwarf_reader.cc (next_generation_count): New static var.
6330 (Addr2line_cache_entry): New struct.
6331 (addr2line_cache): New static var.
6332 (Dwarf_line_info::one_addr2line): Added caching.
6333 (Dwarf_line_info::clear_addr2line_cache): New function.
6334 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6335 cache-size parameter.
6336 (Dwarf_line_info::one_addr2line_cache): New function.
6337 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6338 new cache-size argument to one_addr2line(), and clear cache.
6340 2008-04-28 Cary Coutant <ccoutant@google.com>
6342 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6343 R_386_PC8 relocations.
6345 2008-04-23 Ian Lance Taylor <iant@google.com>
6347 * object.cc (Sized_relobj::include_section_group): Check for
6348 invalid section group.
6350 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6353 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6354 than read for file header.
6355 * archive.cc (Archive::include_member): Likewise.
6357 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6359 * aclocal.m4: Regenerate.
6360 * configure: Regenerate.
6362 2008-04-19 Ian Lance Taylor <iant@google.com>
6364 * version.cc (version_string): Bump to 1.6.
6366 * testsuite/Makefile.am (many_sections_r_test): New target.
6367 (many_sections_r_test_SOURCES): Remove.
6368 (many_sections_r_test_DEPENDENCIES): Remove.
6369 (many_sections_r_test_LDFLAGS): Remove.
6370 (many_sections_r_test_LDADD): Remove.
6372 * object.cc (Sized_relobj::do_add_symbols): Always pass
6373 local_symbol_count_ to add_from_relobj.
6375 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6376 every thousand variables.
6377 * testsuite/Makefile.in: Rebuild.
6379 * object.cc (Xindex::initialize_symtab_xindex): New function.
6380 (Xindex::read_symtab_xindex): New function.
6381 (Xindex::sym_xindex_to_shndx): New function.
6382 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6384 (Sized_relobj::do_initialize_xindex): New function.
6385 (Sized_relobj::do_read_symbols): Adjust section links.
6386 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6387 parameter. Change all callers.
6388 (Sized_relobj::include_section_group): Adjust section links and
6389 symbol section indexes.
6390 (Sized_relobj::do_layout): Adjust section links.
6391 (Sized_relobj::do_count_local_symbols): Adjust section links and
6392 symbol section indexes.
6393 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6394 ordinary and special symbols.
6395 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6396 dynsym_xindex parameters. Change all callers. Adjust section
6397 links. Use SHN_XINDEX when needed.
6398 (Sized_relobj::get_symbol_location_info): Adjust section links.
6399 Don't get fooled by special symbols.
6400 * object.h (class Xindex): Define.
6401 (class Object): Add xindex_ parameter. Declare virtual functoin
6402 do_initialize_xindex.
6403 (Object::adjust_sym_shndx): New function.
6404 (Object::set_xindex): New protected function.
6405 (class Symbol_value): Add is_ordinary_shndx_ field.
6406 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6407 (Symbol_value::value): Assert ordinary section.
6408 (Symbol_value::initialize_input_to_output_map): Likewise.
6409 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6411 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6413 (class Sized_relobj): Update declarations.
6414 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6415 parameter. Change all callers.
6416 (Sized_relobj::adjust_shndx): New function.
6417 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6419 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6420 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6421 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6422 (Sized_dynobj::read_dynsym_section): Adjust section links.
6423 (Sized_dynobj::read_dynamic): Likewise.
6424 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6426 (Sized_dynobj::do_initialize_xindex): New function.
6427 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6428 do_initialize_xindex.
6429 (Sized_dynobj::adjust_shndx): New function.
6430 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6431 dynsym_xindex_ fields.
6432 (Layout::finalize): Add a call to set_section_indexes before
6433 creating the symtab sections.
6434 (Layout::set_section_indexes): Don't do anything if the section
6435 already has a section index.
6436 (Layout::create_symtab_sections): Add shnum parameter. Change
6437 caller. Create .symtab_shndx section if needed.
6438 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6440 (Layout::allocated_output_section_count): New function.
6441 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6443 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6444 fields. Update declarations.
6445 (Layout::symtab_xindex): New function.
6446 (Layout::dynsym_xindex): New function.
6447 (class Write_symbols_task): Add layout_ field.
6448 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6450 * output.cc (Output_section_headers::Output_section_headers): Add
6451 shstrtab_section parameter. Change all callers.
6452 (Output_section_headers::do_sized_write): Store overflow values
6453 for section count and section string table section index in
6454 section header zero.
6455 (Output_file_header::do_sized_write): Check for overflow of
6456 section count and section string table section index.
6457 (Output_symtab_xindex::do_write): New function.
6458 (Output_symtab_xindex::endian_do_write): New function.
6459 * output.h (class Output_section_headers): Add shstrtab_section_.
6460 Update declarations.
6461 (class Output_symtab_xindex): Define.
6462 (Output_section::has_out_shndx): New function.
6463 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6465 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6467 (Sized_symbol::init): Likewise.
6468 (Symbol::output_section): Check for ordinary symbol.
6469 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6470 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6472 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6473 Change all callers. Simplify handling of symbols from sections
6474 not included in the link.
6475 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6477 (Weak_alias_sorter::operator()): Assert that symbols are
6479 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6481 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6482 parameters. Change all callers.
6483 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6484 symbol distinction. Use SHN_XINDEX when needed.
6485 (Symbol_table::write_section_symbol): Add symtab_xindex
6486 parameter. Change all callers.
6487 (Symbol_table::sized_write_section_symbol): Likewise. Use
6488 SHN_XINDEX when needed.
6489 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6491 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6492 (Symbol::is_defined): Check is_ordinary.
6493 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6494 (Symbol::is_absolute, Symbol::is_common): Likewise.
6495 (class Sized_symbol): Update declarations.
6496 (class Symbol_table): Update declarations.
6497 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6498 parameters. Change all callers.
6499 (Sized_symbol::override): Likewise.
6500 (Symbol_table::override): Likewise.
6501 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6502 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6503 is_ordinary, and orig_st_shndx parameters. Change all callers.
6504 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6505 to be in an ordinary section.
6506 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6507 object and is_ordinary parameters. Change all callers.
6508 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6509 Change all callers. Don't add undefined or non-ordinary symbols
6511 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6513 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6515 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6516 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6517 (Sized_relobj::relocate_sections): Likewise.
6518 * target-reloc.h (scan_relocs): Adjust section symbol index.
6519 (scan_relocatable_relocs): Likewise.
6520 * i386.cc (Scan::local): Check for ordinary symbols.
6521 * sparc.cc (Scan::local): Likewise.
6522 * x86_64.cc (Scan::local): Likewise.
6523 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6524 to symbol_section_and_value.
6525 * testsuite/many_sections_test.cc: New file.
6526 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6527 (check_PROGRAMS): Add many_sections_test.
6528 (many_sections_test_SOURCES): Define.
6529 (many_sections_test_DEPENDENCIES): Define.
6530 (many_sections_test_LDFLAGS): Define.
6531 (BUILT_SOURCES): Add many_sections_define.h.
6532 (many_sections_define.h): New target.
6533 (BUILT_SOURCES): Add many_sections_check.h.
6534 (many_sections_check.h): New target.
6535 (check_PROGRAMS): Add many_sections_r_test.
6536 (many_sections_r_test_SOURCES): Define.
6537 (many_sections_r_test_DEPENDENCIES): Define.
6538 (many_sections_r_test_LDFLAGS): Define.
6539 (many_sections_r_test_LDADD): Define.
6540 (many_sections_r_test.o): New target.
6541 * testsuite/Makefile.in: Rebuild.
6543 2008-04-17 Cary Coutant <ccoutant@google.com>
6545 * errors.cc (Errors::info): New function.
6546 (gold_info): New function.
6547 * errors.h (Errors::info): New function.
6548 * gold.h (gold_info): New function.
6549 * object.cc (Input_objects::add_object): Print trace output.
6550 * options.cc (options::parse_set): New function.
6551 (General_options::parse_wrap): Deleted.
6552 (General_options::General_options): Deleted initializer.
6553 * options.h (options::String_set): New typedef.
6554 (options::parse_set): New function.
6555 (DEFINE_set): New macro.
6556 (General_options::wrap): Changed to use DEFINE_set. Changed
6557 callers of any_wrap_symbols and is_wrap_symbol.
6558 (General_options::trace, General_options::trace_symbol):
6560 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6561 (General_options::wrap_symbols_): Deleted.
6562 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6564 2008-04-17 David S. Miller <davem@davemloft.net>
6566 * options.cc (General_options::parse_V): New function.
6567 * options.h: Add entries for -V and -Qy.
6569 2008-04-17 Ian Lance Taylor <iant@google.com>
6571 * common.cc (Symbol_table::allocate_commons): Remove options
6572 parameter. Change caller.
6573 (Symbol_table::do_allocate_commons): Remove options parameter.
6574 Change caller. Just call do_allocate_commons_list twice.
6575 (Symbol_table::do_allocate_commons_list): New function, broken out
6576 of do_allocate_commons.
6577 * common.h (class Allocate_commons_task): Remove options_ field.
6579 * symtab.cc (Symbol_table::Symbol_table): Initialize
6581 (Symbol_table::add_from_object): Put TLS common symbols on
6583 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6584 which are IN_OUTPUT_DATA.
6585 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6586 allocate_commons and do_allocate_commons declarations. Declare
6587 do_allocate_commons_list.
6588 * gold.cc (queue_middle_tasks): Update creation of
6589 Allocate_commons_task to not pass options.
6590 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6591 (TLS_TEST_C_FLAGS): New variable.
6592 (tls_test_c_pic.o): New target.
6593 (tls_test_shared.so): Link in tls_test_c_pic.o.
6594 (tls_test_c_pic_ie.o): New target.
6595 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6596 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6597 (tls_test_c.o): New target.
6598 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6599 (tls_pic_test_LDADD): Likewise.
6600 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6601 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6602 (tls_test_c_gnu2.o): New target.
6603 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6605 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6606 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6607 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6608 * testsuite/tls_test.cc: Include "config.h".
6609 (t_last): Call t11_last.
6610 * testsuite/tls_test.h (t11, t11_last): Declare.
6611 * testsuite/tls_test_c.c: New file.
6612 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6613 * configure.ac: Check for OpenMP support.
6614 * configure, config.in, Makefile.in: Rebuild.
6615 * testsuite/Makefile.in: Rebuild.
6617 2008-04-16 Cary Coutant <ccoutant@google.com>
6619 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6620 (Target_i386::tls_base_symbol_defined_): New field.
6621 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6622 (Target_i386::Scan::global): Likewise.
6623 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6624 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6625 (Target_x86_64::tls_base_symbol_defined_): New field.
6626 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6627 (Target_x86_64::Scan::global): Likewise.
6629 2008-04-16 Cary Coutant <ccoutant@google.com>
6631 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6632 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6633 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6634 building shared libraries.
6635 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6636 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6637 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6638 * testsuite/Makefile.in: Rebuild.
6639 * testsuite/weak_undef.h: New file.
6640 * testsuite/weak_undef_file1.cc: Add extra test cases.
6641 * testsuite/weak_undef_file2.cc: Likewise.
6642 * testsuite/weak_undef_test.cc: Likewise.
6644 2008-04-16 David S. Miller <davem@davemloft.net>
6646 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6647 Add issued_non_pic_error_ field. Declare check_non_pic.
6648 (Target_sparc::Scan::check_non_pic): New function.
6649 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6650 (Target_sparc::Scan::global): Likewise.
6652 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6653 * configure: Rebuild.
6655 * options.h (DEFINE_enable): New macro.
6656 (new_dtags): New enable option.
6657 (initfirst, interpose, loadfltr, nodefaultlib,
6658 nodelete, nodlopen, nodump): New -z options.
6659 * layout.cc (Layout:finish_dynamic_section): If new
6660 dtags enabled, emit DT_RUNPATH. Also, emit a
6661 DT_FLAGS_1 containing any specified -z flags.
6663 2008-04-16 Ian Lance Taylor <iant@google.com>
6665 * copy-relocs.cc: New file.
6666 * copy-relocs.h: New file.
6667 * reloc.cc: Remove Copy_relocs code.
6668 * reloc.h: Likewise.
6669 * reloc-types.h (struct Reloc_types) [both versions]: Add
6670 get_reloc_addend_noerror.
6671 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6672 variants of add_global which take an addend which must be zero.
6673 * i386.cc: Include "copy-relocs.h".
6674 (class Target_i386): Change type of copy_relocs_ to variable,
6676 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6678 (Target_i386::do_finalize_sections): Change handling of
6680 * sparc.cc: Include "copy-relocs.h".
6681 (class Target_sparc): Change type of copy_relocs_ to variable,
6683 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6685 (Target_sparc::do_finalize_sections): Change handling of
6687 * x86_64.cc: Include "copy-relocs.h".
6688 (class Target_x86_64): Change type of copy_relocs_ to variable,
6690 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6691 class. Change all callers.
6692 (Target_x86_64::do_finalize_sections): Change handling of
6694 * Makefile.am (CCFILES): Add copy-relocs.cc.
6695 (HFILES): Add copy-relocs.h.
6697 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6699 * testsuite/script_test_4.sh: Permit leading zeroes.
6701 2008-04-15 Ian Lance Taylor <iant@google.com>
6703 * script-sections.cc (Script_sections::create_segments): Use
6704 header_size_adjustment even when there is enough room for the
6706 * testsuite/script_test_4.sh: New file.
6707 * testsuite/script_test_4.t: New file.
6708 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6709 (check_DATA): Add script_test_4.stdout.
6710 (MOSTLYCLEANFILES): Likewise.
6711 (script_test_4): New target.
6712 (script_test_4.stdout): New target.
6713 * testsuite/Makefile.in: Rebuild.
6715 * sparc.cc: Add definitions for Output_data_plt_sparc class
6718 2008-04-14 David S. Miller <davem@davemloft.net>
6720 * sparc.cc: New file.
6721 * Makefile.am (TARGETSOURCES): Add sparc.cc
6722 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6723 * configure.tgt: Document targ_extra_size and
6724 targ_extra_big_endian. Add entries for sparc-* and
6726 * configure.ac: Handle targ_extra_size and
6727 targ_extra_big_endian.
6728 * Makefile.in: Rebuild.
6729 * configure: Likewise.
6730 * po/POTFILES.in: Likewise.
6731 * po/gold.pot: Likewise.
6733 2008-04-14 Ian Lance Taylor <iant@google.com>
6735 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6736 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6737 in the name/type/flags to section mapping. Don't call
6738 allocate_output_section.
6739 (Layout::choose_output_section): Change parameter from adjust_name
6740 to is_input_section. Don't permit input sections after sections
6741 are attached to segments. Don't call allocate_output_section.
6742 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6743 not write_enable_output_section.
6744 (Layout::make_output_section): Don't push to
6745 unattached_section_list_ nor call attach_to_segment. Call
6746 attach_section_to_segment if sections are attached.
6747 (Layout::attach_sections_to_segments): New function.
6748 (Layout::attach_section_to_segment): New function.
6749 (Layout::attach_allocated_section_to_segment): Rename from
6750 attach_to_segment. Remove flags parameter.
6751 (Layout::allocate_output_section): Remove function.
6752 (Layout::write_enable_output_section): Remove function.
6753 * layout.h (class Layout): Update for above changes. Add new
6754 field sections_are_attached_.
6755 * output.h (Output_section::update_flags_for_input_section): New
6757 * output.cc (Output_section::add_input_section): Call
6758 update_flags_for_input_section.
6759 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6761 2008-04-11 Cary Coutant <ccoutant@google.com>
6763 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6764 thought unnecessary.
6765 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6767 2008-04-11 Ian Lance Taylor <iant@google.com>
6769 * output.h (class Output_section_data): Remove inline definition
6771 * output.cc (Output_section_data::set_addralign): New function.
6773 2008-04-11 Cary Coutant <ccoutant@google.com>
6775 Add support for TLS descriptors for i386 and x86_64.
6776 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6777 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6778 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6780 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6781 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6782 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6784 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6785 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6786 Fix problem with initial-exec relocations.
6787 (Target_i386::Relocate::relocate_tls): Likewise.
6788 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6790 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6791 support for section-plus-offset dynamic table entries.
6792 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6793 (Output_data_dynamic::Dynamic_entry): Add support for
6794 section-plus-offset dynamic table entries.
6795 (Output_data_dynamic::Classification): Likewise.
6796 (Output_data_dynamic::classification_): Renamed offset_.
6797 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6798 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6799 (Target_x86_64::make_plt_section): New function.
6800 (Target_x86_64::reserve_tlsdesc_entries): New function.
6801 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6802 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6803 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6804 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6805 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6806 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6807 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6808 add extra PLT entry for TLS descriptors.
6809 (Output_data_plt_x86_64::got_): New field.
6810 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6811 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6813 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6815 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6816 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6817 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6818 R_386_TLS_DESC_CALL relocations.
6819 (Target_x86_64::Scan::global): Likewise.
6820 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6821 for TLS descriptors.
6822 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6823 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6824 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6825 GD-to-IE relaxation.
6826 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6827 and TLS_DESCRIPTORS.
6828 * Makefile.in: Rebuild.
6829 * configure: Rebuild.
6830 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6831 (tls_test_shared2.so): New target.
6832 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6833 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6834 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6835 (tls_shared_gd_to_ie_test_LDADD): New variable.
6836 (tls_shared_gnu2_gd_to_ie_test): New target.
6837 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6839 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6840 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6841 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6842 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6843 (tls_shared_gnu2_test): New target.
6844 (tls_test_gnu2_shared.so): New target.
6845 (tls_shared_gnu2_test_SOURCES): New variable.
6846 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6847 (tls_shared_gnu2_test_LDFLAGS): New variable.
6848 (tls_shared_gnu2_test_LDADD): New variable.
6849 * testsuite/Makefile.in: Rebuild.
6850 * testsuite/Makefile.
6852 2008-04-11 Ian Lance Taylor <iant@google.com>
6854 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6856 * testsuite/Makefile.in: Rebuild.
6858 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6860 * testsuite/script_test_2.cc (main): Adjust test.
6862 2008-04-11 David S. Miller <davem@davemloft.net>
6863 Ian Lance Taylor <iant@google.com>
6865 * options.h (General_options): Add entries for '-Y' and
6867 * options.cc (General_options:finalize): If -Y was used, add those
6868 entries to the library path instead of the default "/lib" and
6871 2008-04-11 David S. Miller <davem@davemloft.net>
6873 * testsuite/justsyms.t: Start at 0x100.
6874 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6875 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6877 * testsuite/script_test_2.cc: Adjust string and section length
6880 2008-04-09 Ian Lance Taylor <iant@google.com>
6883 * script-sections.cc (Sections_element::allocate_to_segment): Add
6885 (Output_section_definition::allocate_to_segment): Likewise.
6886 (Orphan_output_section::allocate_to_segment): Likewise.
6887 (Script_sections::attach_sections_using_phdrs_clause): Don't
6888 propagate non-PT_LOAD segments to orphan sections.
6889 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6890 readelf rather than objdump.
6891 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6892 .interp section and PT_INTERP segment are the same size.
6893 * testsuite/Makefile.in: Rebuild.
6895 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6896 aliases for symbols defined in the same object.
6897 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6898 (weak_alias_test_SOURCES): New variable.
6899 (weak_alias_test_DEPENDENCIES): New variable.
6900 (weak_alias_test_LDFLAGS): New variable.
6901 (weak_alias_test_LDADD): New variable.
6902 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6903 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6904 (weak_alias_test_3.o): New target.
6905 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6906 * testsuite/weak_alias_test_main.cc: New file.
6907 * testsuite/weak_alias_test_1.cc: New file.
6908 * testsuite/weak_alias_test_2.cc: New file.
6909 * testsuite/weak_alias_test_3.cc: New file.
6911 2008-04-08 Ian Lance Taylor <iant@google.com>
6913 * options.h (class General_options): Add --noinhibit-exec option.
6914 * main.cc (main): Check --noinhibit-exec.
6916 * options.h (class General_options): Define --wrap as a special
6917 option. Add wrap_symbols_ field.
6918 (General_options::any_wrap_symbols): New function.
6919 (General_options::is_wrap_symbol): New function.
6920 * options.cc (General_options::parse_wrap): New function.
6921 (General_options::General_options): Initialize wrap_symbols_.
6922 * symtab.cc (Symbol_table::wrap_symbol): New function.
6923 (Symbol_table::add_from_object): Handle --wrap.
6924 * symtab.h (class Symbol_table): Declare wrap_symbol.
6925 * target.h (Target::wrap_char): New function.
6926 (Target::Target_info): Add wrap_char field.
6927 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6928 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6929 * testsuite/testfile.cc (Target_test::test_target_info):
6932 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6935 * layout.h (class Layout): Add added_eh_frame_data_ field.
6936 * layout.cc (Layout::Layout): Initialize new field.
6937 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6938 output section until we find a section we merged successfully.
6939 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6940 that the size be non-zero.
6942 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6945 2008-04-08 Craig Silverstein <csilvers@google.com>
6947 * configure.ac: Export new conditional variable HAVE_ZLIB.
6948 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6950 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6951 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6953 2008-04-07 Ian Lance Taylor <iant@google.com>
6955 * version.cc (version_string): Set to "1.5".
6957 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6958 Add issued_non_pic_error_ field. Declare check_non_pic.
6959 (Target_x86_64::Scan::check_non_pic): New function.
6960 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6961 (Target_x86_64::Scan::global): Likewise.
6963 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6964 addend parameter. Change caller. Handle merge sections.
6965 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6966 Address to Addend. Don't add in the result of
6967 local_section_offset, pass down the addend and use the returned
6969 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6970 Update declarations of local_section_offset and symbol_value.
6971 * testsuite/two_file_test_1.cc (t18): New function.
6972 * testsuite/two_file_test_2.cc (f18): New function.
6973 * testsuite/two_file_test_main.cc (main): Call t18.
6974 * testsuite/two_file_test.h (t18, f18): Declare.
6976 * configure.ac: Don't test for objdump, c++filt, or readelf.
6977 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6979 (TEST_READELF): New variable.
6980 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6981 (check_PROGRAMS): Add two_file_strip_test.
6982 (two_file_strip_test): New target.
6983 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6984 (two_file_same_shared_strip_test_SOURCES): New variable.
6985 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6986 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6987 (two_file_same_shared_strip_test_LDADD): New variable.
6988 (two_file_shared_strip.so): New target.
6989 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6990 (ver_test_5.syms, ver_test_7.syms): Likewise.
6991 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6992 (strip_test_3.stdout): Use TEST_OBJDUMP.
6993 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6995 2008-04-04 Cary Coutant <ccoutant@google.com>
6997 * symtab.h (Symbol::is_weak_undefined): New function.
6998 (Symbol::is_strong_undefined): New function.
6999 (Symbol::is_absolute): New function.
7000 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7001 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7003 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7004 (weak_undef_test): New target.
7005 * testsuite/Makefile.in: Rebuild.
7006 * testsuite/weak_undef_file1.cc: New file.
7007 * testsuite/weak_undef_file2.cc: New file.
7008 * testsuite/weak_undef_test.cc: New file.
7010 2008-04-03 Craig Silverstein <csilvers@google.com>
7012 * compressed_output.h (class Output_compressed_section): Use
7014 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7016 (zlib_compressed_suffix): Removed.
7017 (Output_compressed_section::set_final_data_size): Use unsigned
7019 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7020 Fix linker invocation.
7021 (flagstest_o_specialfile_and_compress_debug_sections):
7023 * testsuite/Makefile.in: Regenerated.
7025 2008-04-02 David S. Miller <davem@davemloft.net>
7027 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7028 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7030 2008-04-02 Craig Silverstein <csilvers@google.com>
7034 2008-04-02 Ian Lance Taylor <iant@google.com>
7036 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7037 parameters. Update for new key type to views_. Change all
7039 (File_read::read): Adjust for byteshift in returned view.
7040 (File_read::add_view): New function, broken out of
7042 (File_read::make_view): New function, broken out of
7044 (File_read::find_or_make_view): Add offset and aligned
7045 parameters. Rewrite accordingly. Change all callers.
7046 (File_read::get_view): Add offset and aligned parameters. Adjust
7047 for byteshift in return value.
7048 (File_read::get_lasting_view): Likewise.
7049 * fileread.h (class File_read): Update declarations.
7050 (class File_read::View): Add byteshift_ field. Add byteshift to
7051 constructor. Add byteshift method.
7052 * archive.h (Archive::clear_uncached_views): New function.
7053 (Archive::get_view): Add aligned parameter. Change all callers.
7054 * object.h (Object::get_view): Add aligned parameter. Change all
7056 (Object::get_lasting_view): Likewise.
7058 * fileread.cc (File_read::release): Don't call clear_views if
7059 there are multiple objects.
7060 * fileread.h (File_read::clear_uncached_views): New function.
7061 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7064 2008-03-31 Cary Coutant <ccoutant@google.com>
7066 Add thin archive support.
7067 * archive.cc (Archive::armagt): New const.
7068 (Archive::setup): Remove task parameter and calls to unlock.
7069 (Archive::unlock_nested_archives): New function.
7070 (Archive::read_header): Add nested_off parameter. Change
7072 (Archive::interpret_header): Likewise.
7073 (Archive::include_all_members): Change to handle thin
7075 (Archive::include_member): Likewise.
7076 * archive.h (Archive::Archive): Add new parameters and
7078 (Archive::armagt): New const.
7079 (Archive::setup): Remove task parameter.
7080 (Archive::unlock_nested_archives): New function.
7081 (Archive::read_header): Add nested_off parameter.
7082 (Archive::interpret_header): Likewise.
7083 (Archive::Nested_archive_table): New typedef.
7084 (Archive::is_thin_archive_): New field.
7085 (Archive::nested_archives_): New field.
7086 (Archive::options_): New field.
7087 (Archive::dirpath_): New field.
7088 (Archive::task_): New field.
7089 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7090 for thin archives. Pass additional parameters to
7091 Archive::Archive. Unlock the archive file after calling
7094 2008-03-29 Ian Lance Taylor <iant@google.com>
7096 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7097 version symbol to be local.
7098 * testsuite/ver_test_4.sh: New file.
7099 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7100 (check_DATA): Add ver_test_4.syms.
7101 (ver_test_4.syms): New target.
7102 * testsuite/Makefile.in: Rebuild.
7105 (Output_section::Input_section_sort_entry::has_priority): New
7107 (Output_section::Input_section_sort_entry::match_file_name): New
7109 (Output_section::Input_section_sort_entry::match_section_name):
7111 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7113 (Output_section::Input_section_sort_entry::match_section_file):
7115 (Output_section::Input_section_sort_compare::operator()): Rewrite
7116 using new Input_section_sort_entry functions. Sort crtbegin and
7117 crtend first. Sort sections with no priority before sections with
7119 * testsuite/initpri1.c (d3): Check j != 4.
7120 (cd5): New constructor/destructor function.
7121 (main): Check j != 2.
7123 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7124 new symbol when resolving, don't call set_is_default.
7125 * testsuite/ver_test_7.cc: New file.
7126 * testsuite/ver_test_7.sh: New file.
7127 * testsuite/Makefile.am (ver_test_7.so): New target.
7128 (ver_test_7.o): New target.
7129 (check_SCRIPTS): Add ver_test_7.sh.
7130 (check_DATA): Add ver_test_7.syms.
7131 (ver_test_7.syms): New target.
7133 2008-03-28 Ian Lance Taylor <iant@google.com>
7135 * layout.cc (Layout::layout): If we see an input section with a
7136 name that needs sorting, set the must_sort flag for the output
7138 (Layout::make_output_section): If the name of the output section
7139 indicates that it might require sorting, set the may_sort flag.
7140 * output.h (Output_section::may_sort_attached_input_sections): New
7142 (Output_section::set_may_sort_attached_input_sections): New
7144 (Output_section::must_sort_attached_input_sections): New
7146 (Output_section::set_must_sort_attached_input_sections): New
7148 (class Output_section): Declare Input_section_sort_entry. Define
7149 Input_section_sort_compare. Declare
7150 sort_attached_input_sections. Add new fields:
7151 may_sort_attached_input_sections_,
7152 must_sort_attached_input_sections_,
7153 attached_input_sections_are_sorted_.
7154 * output.cc (Output_section::Output_section): Initialize new
7156 (Output_section::add_input_section): Add an entry to
7157 input_sections_ if may_sort or must_sort are true.
7158 (Output_section::set_final_data_size): Call
7159 sort_attached_input_sections if necessary.
7160 (Output_section::Input_section_sort_entry): Define new class.
7161 (Output_section::Input_section_sort_compare::operator()): New
7163 (Output_section::sort_attached_input_sections): New function.
7164 * configure.ac: Check whether the compiler supports constructor
7165 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7166 * testsuite/initpri1.c: New file.
7167 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7168 CONSTRUCTOR_PRIORITY.
7169 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7170 (initpri1_LDFLAGS): New variable.
7171 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7173 2008-03-27 Ian Lance Taylor <iant@google.com>
7175 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7176 * testsuite/common_test_1.c: New file.
7177 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7178 (common_test_1_SOURCES): New variable.
7179 (common_test_1_DEPENDENCIES): New variable.
7180 (common_test_1_LDFLAGS): New variable.
7182 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7183 and commons_ correctly when NAME/VERSION does not override
7185 * testsuite/ver_test_6.c: New file.
7186 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7187 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7188 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7190 2008-03-26 Ian Lance Taylor <iant@google.com>
7192 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7193 of an undefined symbol from a version script.
7194 * testsuite/Makefile.am (ver_test_5.so): New target.
7195 (ver_test_5.o): New target.
7196 (check_SCRIPTS): Add ver_test_5.sh.
7197 (check_DATA): Add ver_test_5.syms.
7198 (ver_test_5.syms): New target.
7199 * testsuite/ver_test_5.cc: New file.
7200 * testsuite/ver_test_5.script: New file.
7201 * testsuite/ver_test_5.sh: New file.
7202 * Makefile.in, testsuite/Makefile.in: Rebuild.
7205 Fix problems building gold with gcc 4.3.0.
7206 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7207 (gold_error_at_location, gold_warning_at_location): Use it.
7208 * configure.ac: Check whether we can compile and use a template
7209 function with a printf attribute.
7210 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7211 when jumping over bytes.
7212 * object.cc: Instantiate Object::read_section_data.
7213 * debug.h: Include <cstring>
7214 * dwarf_reader.cc: Include <algorithm>
7215 * main.cc: Include <cstring>.
7216 * options.cc: Include <cstring>.
7217 * output.cc: Include <cstring>.
7218 * script.cc: Include <cstring>.
7219 * script.h: Include <string>.
7220 * symtab.cc: Include <cstring> and <algorithm>.
7221 * target-select.cc: Include <cstring>.
7222 * version.cc: Include <string>.
7223 * testsuite/testmain.cc: Include <cstdlib>.
7224 * configure, config.in: Rebuild.
7226 2008-03-25 Ian Lance Taylor <iant@google.com>
7228 * options.cc: Include "../bfd/bfdver.h".
7229 (options::help): Print bug reporting address.
7231 * version.cc (print_version): Adjust output for current value of
7236 * options.cc (options::help): Print list of supported targets.
7237 * target-select.h: Include <vector>.
7238 (class Target_selector): Make machine_, size_, and is_big_endian_
7239 fields const. Add bfd_name_ and instantiated_target_ fields.
7240 (Target_selector::Target_selector): Add bfd_name parameter.
7241 (Target_selector::recognize): Make non-virtual, call
7243 (Target_selector::recognize_by_name): Make non-virtual, call
7244 do_recognize_by_name.
7245 (Target_selector::supported_names): New function.
7246 (Target_selector::bfd_name): New function.
7247 (Target_selector::do_instantiate_target): New pure virtual
7249 (Target_selector::do_recognize): New virtual function.
7250 (Target_selector::do_recognize_by_name): New virtual function.
7251 (Target_selector::instantiate_target): New private function.
7252 (supported_target_names): Declare.
7253 * target-select.cc (Target_selector::Target_selector): Update for
7254 new parameter and fields.
7255 (select_target_by_name): Check that the name matches before
7256 calling recognize_by_name.
7257 (supported_target_names): New function.
7258 * i386.cc (class Target_selector_i386): Update Target_selector
7259 constructor call. Remove recognize and recognize_by_name. Add
7260 do_instantiate_target.
7261 * x86_64.cc (class Target_selector_x86_64): Likewise.
7262 * testsuite/testfile.cc (class Target_selector_test): Update for
7263 changes to Target_selector.
7265 * README: Rewrite, with some notes on unsupported features.
7267 2008-03-24 Cary Coutant <ccoutant@google.com>
7269 * i386.cc (Target_i386::Got_type): New enum declaration.
7270 (Target_i386::Scan::local): Updated callers of Output_data_got
7272 (Target_i386::Scan::global): Likewise.
7273 (Target_i386::Relocate::relocate): Likewise.
7274 (Target_i386::Relocate::relocate_tls): Likewise.
7275 * object.h (Got_offset_list): New class.
7276 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7277 (Sized_relobj::local_got_offset): Likewise.
7278 (Sized_relobj::set_local_got_offset): Likewise.
7279 (Sized_relobj::local_has_tls_got_offset): Removed.
7280 (Sized_relobj::local_tls_got_offset): Removed.
7281 (Sized_relobj::set_local_tls_got_offset): Removed.
7282 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7283 * output.cc (Output_data_got::add_global): Added got_type parameter.
7284 (Output_data_got::add_global_with_rel): Likewise.
7285 (Output_data_got::add_global_with_rela): Likewise.
7286 (Output_data_got::add_global_pair_with_rel): New function.
7287 (Output_data_got::add_global_pair_with_rela): New function.
7288 (Output_data_got::add_local): Added got_type parameter.
7289 (Output_data_got::add_local_with_rel): Likewise.
7290 (Output_data_got::add_local_with_rela): Likewise.
7291 (Output_data_got::add_local_pair_with_rel): New function.
7292 (Output_data_got::add_local_pair_with_rela): New function.
7293 (Output_data_got::add_global_tls): Removed.
7294 (Output_data_got::add_global_tls_with_rel): Removed.
7295 (Output_data_got::add_global_tls_with_rela): Removed.
7296 (Output_data_got::add_local_tls): Removed.
7297 (Output_data_got::add_local_tls_with_rel): Removed.
7298 (Output_data_got::add_local_tls_with_rela): Removed.
7299 * output.h (Output_data_got::add_global): Added got_type parameter.
7300 (Output_data_got::add_global_with_rel): Likewise.
7301 (Output_data_got::add_global_with_rela): Likewise.
7302 (Output_data_got::add_global_pair_with_rel): New function.
7303 (Output_data_got::add_global_pair_with_rela): New function.
7304 (Output_data_got::add_local): Added got_type parameter.
7305 (Output_data_got::add_local_with_rel): Likewise.
7306 (Output_data_got::add_local_with_rela): Likewise.
7307 (Output_data_got::add_local_pair_with_rel): New function.
7308 (Output_data_got::add_local_pair_with_rela): New function.
7309 (Output_data_got::add_global_tls): Removed.
7310 (Output_data_got::add_global_tls_with_rel): Removed.
7311 (Output_data_got::add_global_tls_with_rela): Removed.
7312 (Output_data_got::add_local_tls): Removed.
7313 (Output_data_got::add_local_tls_with_rel): Removed.
7314 (Output_data_got::add_local_tls_with_rela): Removed.
7315 * resolve.cc (Symbol::override_base_with_special): Removed
7316 reference to has_got_offset_ field.
7317 * symtab.cc (Symbol::init_fields): Replaced initialization
7318 of got_offset_ with got_offsets_. Removed initialization
7320 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7321 (Symbol::got_offset): Likewise.
7322 (Symbol::set_got_offset): Likewise.
7323 (Symbol::has_tls_got_offset): Removed.
7324 (Symbol::tls_got_offset): Removed.
7325 (Symbol::set_tls_got_offset): Removed.
7326 (Symbol::got_offset_): Removed.
7327 (Symbol::tls_mod_got_offset_): Removed.
7328 (Symbol::tls_pair_got_offset_): Removed.
7329 (Symbol::got_offsets_): New field.
7330 (Symbol::has_got_offset): Removed.
7331 (Symbol::has_tls_mod_got_offset): Removed.
7332 (Symbol::has_tls_pair_got_offset): Removed.
7333 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7334 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7336 (Target_x86_64::Scan::global): Likewise.
7337 (Target_x86_64::Relocate::relocate): Likewise.
7338 (Target_x86_64::Relocate::relocate_tls): Likewise.
7340 2008-03-25 Ben Elliston <bje@au.ibm.com>
7342 * yyscript.y: Fix spelling error in comment.
7344 2008-03-24 Ian Lance Taylor <iant@google.com>
7346 * options.h (class General_options): Define build_id option.
7347 * layout.h (class Layout): Declare write_build_id, create_note,
7348 create_build_id. Add build_id_note_ member.
7349 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7350 "libiberty.h", "md5.h", "sha1.h".
7351 (Layout::Layout): Initialize eh_frame_data_,
7352 eh_frame_hdr_section_, and build_id_note_.
7353 (Layout::finalize): Call create_build_id.
7354 (Layout::create_note): New function, broken out of
7355 Layout::create_gold_note.
7356 (Layout::create_gold_note): Call create_note.
7357 (Layout::create_build_id): New function.
7358 (Layout::write_build_id): New function.
7359 (Close_task_runner::run): Call write_build_id.
7361 * x86_64.cc: Correct license to GPLv3.
7363 2008-03-23 Ian Lance Taylor <iant@google.com>
7365 * options.cc: Include "demangle.h".
7366 (parse_optional_string): New function.
7367 (parse_long_option): Handle takes_optional_argument.
7368 (parse_short_option): Update dash_z initializer. Handle
7369 takes_optional_argument.
7370 (General_options::General_options): Initialize do_demangle_.
7371 (General_options::finalize): Set do_demangle_. Handle demangling
7373 * options.h (parse_optional_string): Declare.
7374 (struct One_option): Add optional_arg field. Update constructor.
7375 Update call constructor calls. Add takes_optional_argument
7377 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7378 (DEFINE_optional_string): Define.
7379 (General_options::demangle): Change from DEFINE_bool to
7380 DEFINE_optional_string.
7381 (General_options::no_demangle): New function.
7382 (General_options::do_demangle): New function.
7383 (General_options::set_do_demangle): New function.
7384 (General_options::execstack_status_): Move definition to end of
7386 (General_options::static_): Likewise.
7387 (General_options::do_demangle_): New field.
7388 * object.cc (big_endian>::get_symbol_location_info): Call
7389 Options::do_demangle, not Options::demangle.
7390 * symtab.cc (demangle): Likewise.
7392 2008-03-22 Ian Lance Taylor <iant@google.com>
7394 * gold.h: Include <cstddef> and <sys/types.h>
7395 * options.h: Include <cstring>.
7397 2008-03-21 Ian Lance Taylor <iant@google.com>
7399 * Added source code to GNU binutils.