1 2010-03-19 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Stub_table::Stub_table): Initialize new data members
4 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5 (Stub_table::add_reloc_stub): Assign stub offset and update
6 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
7 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
9 (Stub_table::update_data_size_and_addralign): Use
10 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
11 instead of going over all reloc stubs.
12 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
13 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
14 Stringpool_template::offset_ to size of Stringpool_char.
15 (Stringpool_template::new_key_offset): Remove code to initialize
16 Stringpool_template::offset_.
17 * stringpool.h (Stringpool_template::set_no_zero_null): Set
18 Stringpool_template::offset_ to zero.
20 2010-03-15 Doug Kwan <dougkwan@google.com>
22 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
24 (Stringpool_template::new_key_offset): New method.
25 (Stringpool_template::add_string): Assign offsets when adding new
27 (Stringpool_template::set_string_offsets): Do not set string offsets
29 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
31 (Chunked_vector::clear): Clear size_.
32 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
33 (Chunked_vector::size): Return size_.
34 (Chunked_vector::push_back): Use size_ to find insert position.
35 (Chunked_vector::size_): New data member.
36 (Stringpool_template::set_no_zero_null): Assert string set is empty.
37 (Stringpool_template::new_key_offset): New method declaration.
38 (Stringpool_template::offset_): New data member.
40 2010-03-15 Rafael Espindola <espindola@google.com>
42 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
43 Add_symbols' constructor.
44 * readsyms.h (Add_symbols): Remove the input_group member.
46 2010-03-10 Ian Lance Taylor <iant@google.com>
48 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
49 target to ask whether a reference to a symbol requires a stack
51 * target.h (Target::is_call_to_non_split): New function.
52 (Target::do_is_call_to_non_split): Declare virtual function.
53 * target.cc: Include "symtab.h".
54 (Target::do_is_call_to_non_split): New function.
55 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
57 2010-03-10 Cary Coutant <ccoutant@google.com>
59 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
60 (File_read::open[1]): Remove initial mapping of whole_file_view_.
61 (File_read::open[2]): Add whole_file_view_ to list of views.
62 (File_read::make_view): Remove test of whole_file_view_.
63 (File_read::find_or_make_view): Create whole_file_view_ if
65 (File_read::clear_views): Replace bool parameter with enum;
66 adjust all callers. Don't delete views with permanent data;
67 do delete cached views and views from archives if
68 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
69 if clearing the corresponding view.
70 * fileread.h (File_read::Clear_views_mode): New enum.
71 (File_read::View::is_permanent_view): New method.
72 (File_read::clear_views): Replace bool parameter
73 with enum; adjust all callers.
74 * options.h (General_options): Change keep_files_mapped option;
76 * readsyms.cc (Add_symbols::run): Delete sd_ object before
78 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
81 2010-03-10 David S. Miller <davem@davemloft.net>
83 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
85 2010-03-09 Sriraman Tallam <tmsriram@google.com>
87 * icf.cc (get_section_contents): Add '@' marker after processing the
90 2010-03-08 Doug Kwan <dougkwan@google.com>
92 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
93 due to a conversion warning.
94 (Arm_relobj::update_output_local_symbol_count): Check for local
95 symbol with unset output index.
97 2010-03-05 Ian Lance Taylor <iant@google.com>
99 * options.h (class General_options): Add --spare-dynamic-tags.
100 * output.cc (Output_data_dynamic::set_final_data_size): Implement
101 --spare-dynamic-tags.
103 2010-03-05 Ian Lance Taylor <iant@google.com>
105 * incremental.cc: Include "libiberty.h".
107 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
109 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
110 function, is_info_ member.
111 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
112 (Versions::Versions): Update caller.
113 (Versions::define_base_version): Likewise.
114 (Versions::add_def): Likewise.
116 2010-03-03 Sriraman Tallam <tmsriram@google.com>
118 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
119 (Scan::possible_function_pointer_reloc): New function.
120 (Scan::local_reloc_may_be_function_pointer): Change to call
121 possible_function_pointer_reloc.
122 (Scan::global_reloc_may_be_function_pointer): Ditto.
123 * icf.h (Icf::check_section_for_function_pointers): Change to reject
124 relocations in ".data.rel.ro._ZTV" section.
125 * testsuite/icf_safe_so_test.sh: Change to pass i386.
126 * testsuite/icf_safe_so_test.cc: Ditto.
127 * testsuite/icf_safe_test.cc: Ditto.
128 * testsuite/icf_safe_test.sh: Ditto.
130 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
131 Ian Lance Taylor <iant@google.com>
133 * target-reloc.h (relocate_section): Check the symbol table index
134 for -1U before setting the local symbol index.
135 (scan_relocatable_relocs): If copying the relocation, record that
136 the local symbol is required.
137 * object.h (Symbol_value::is_output_symtab_index_set): New
139 (Symbol_value::may_be_discarded_from_output_symtab): New
141 (Symbol_value::has_output_symtab_entry): New function.
142 (Symbol_value::needs_output_symtab_entry): Remove.
143 (Symbol_value::output_symtab_index): Make sure the symbol index is
145 (Symbol_value::set_output_symtab_index): Make sure the symbol
146 index is not set. Make sure the new index is valid.
147 (Symbol_value::set_must_have_output_symtab_entry): New function.
148 (Symbol_value::has_output_dynsym_entry): New function.
149 (Symbol_value::set_output_dynsym_index): Make sure the new index
151 (Sized_relobj::set_must_have_output_symtab_entry): New function.
152 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
153 local symbol if permitted.
154 (Sized_relobj::do_finalize_local_symbols): Call
155 is_output_symtab_index_set rather than needs_output_symtab_entry.
156 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
157 rather than needs_output_symtab_entry. Call
158 has_output_dynsym_entry rather than needs_output_dynsym_entry.
159 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
160 is_output_symtab_index_set rather than needs_output_symtab_entry.
161 * testsuite/discard_locals_relocatable_test.c: New file.
162 * testsuite/discard_locals_test.sh: Test -r.
163 * testsuite/Makefile.am (check_DATA): Add
164 discard_locals_relocatable_test1.syms,
165 discard_local_relocatable_test2.syms.
166 (MOSTLYCLEANFILES): Likewise. Also add
167 discard_locals_relocatable_test1.lout and
168 discard_locals_relocatable_test2.out.
169 (discard_locals_relocatable_test1.syms): New target.
170 (discard_locals_relocatable_test.o): New target.
171 (discard_locals_relocatable_test1.out): New target.
172 (discard_locals_relocatable_test2.syms): New target.
173 (discard_locals_relocatable_test2.out): New target.
174 (various): Add missing ../ld-new dependencies.
175 * testsuite/Makefile.in: Rebuild.
177 2010-03-03 Nick Clifton <nickc@redhat.com>
179 * po/fi.po: New Finnish translation.
181 2010-03-01 Doug Kwan <dougkwan@google.com>
183 * layout.cc (Layout::Layout): Force section types of .init_array*,
184 .preinit_array* and .fini_array* sections.
185 * output.cc (Output_section::Input_section_sort_entry::has_priority):
186 Fix check of return value of std::string::find.().
187 (Output_section::Input_section_sort_compare::operator()): Remove
188 comment about .init_array.
189 (Output_section::Input_section_sort_init_fini_compare::operator()):
191 (Output_section::sort_attached_input_sections): Handle .init_array
192 and .fini_array specially.
193 * output.h (Output_section::Inut_section_sort_compare): Update
195 (Output_section::Input_section_sort_init_fini_compare): New struct.
197 2010-02-26 Doug Kwan <dougkwan@google.com>
199 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
200 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
201 * testsuite/debug_msg.sh: Avoid matching source line number for
202 use of global variable undef_int.
204 2010-02-26 Doug Kwan <dougkwan@google.com>
206 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
207 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
208 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
209 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
210 * options.cc (General_options::General_options): Initialize member
212 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
213 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
214 and rm_no_fix_v4bx.stdout
215 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
216 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
217 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
218 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
220 * Makefile.in: Regenerate.
221 * testsuite/arm_fix_v4bx.s: New file.
222 * testsuite/arm_fix_v4bx.sh: Ditto.
224 2010-02-24 Doug Kwan <dougkwan@google.com>
226 * arm.cc (Target_arm::got_section): Make the .got section the first
227 non RELRO section in the data segment.
228 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
229 suffixes of section names.
231 2010-02-24 Doug Kwan <dougkwan@google.com>
233 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
234 flags and attributes merging if an input file is a binary file.
235 * fileread.cc (Input_file::open): Record format of original file.
236 * fileread.h (Input_file::Format): New enum type.
237 (Input_file::Input_file): Initialize data member format_.
238 (Input_file::format): New method definition.
239 (Input_file::format_):: New data member.
241 2010-02-24 Doug Kwan <dougkwan@google.com>
243 * arm.cc (Arm_output_data_got): New class.
244 (ARM_TCB_SIZE): New constant
245 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
246 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
247 If user uses a script with a SECTIONS clause, issue only a warning
248 for a misplaced EXIDX input section. Otherwise, issue an error.
249 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
251 (Target_arm::got_mode_index_entry): Handle static linking.
252 (Target_arm::Scan::local): Ditto.
253 (Target_arm::Scan::global): Ditto.
254 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
255 all incorrectly implemented relocations.
256 (Target_arm::fix_exidx_coverage): Pass layout to
257 Arm_output_section::fix_exidx_coverage.
258 * layout.cc (Layout::section_name_mapping): Remove trailing dots
259 from ".ARM.exidx." and ".ARM.extab.".
261 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
263 * arm.cc (Target_arm::do_finalize_sections): Create attribute
264 section if it does not already exist.
265 * attributes.cc (Attributes_section_data::Attributes_section_data):
266 Don't crash if size is zero.
268 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
269 Ian Lance Taylor <iant@google.com>
271 * gold.cc (queue_middle_tasks): If no input files were opened,
273 * workqueue.h (Task_function::Task_function): Assert that there is
276 2010-02-22 Doug Kwan <dougkwan@google.com>
278 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
279 * icf.cc (get_section_contents): Cast snprintf arguments to long long
280 types to avoid warnings due to different uint64_t implementations
283 2010-02-21 Doug Kwan <dougkwan@google.com>
285 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
286 handling of the maximum backward branch offset.
287 (Arm_relocate_functions::thumb_branch_common): Ditto.
288 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
289 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
290 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
291 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
292 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
293 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
294 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
295 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
296 thumb_bl_out_of_range thumb_bl_out_of_range.o,
297 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
298 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
299 thumb2_bl_out_of_range.o): New rules.
300 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
301 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
302 thumb2_bl_out_of_range
303 * testsuite/Makefile.in: Regenerate.
304 * testsuite/arm_bl_in_range.s: New file.
305 * testsuite/arm_bl_out_of_range.s: Ditto.
306 * testsuite/arm_branch_in_range.sh: Ditto.
307 * testsuite/arm_branch_range.t: Ditto.
308 * testsuite/thumb2_branch_range.t: Ditto.
309 * testsuite/thumb_bl_in_range.s: Ditto.
310 * testsuite/thumb_bl_out_of_range.s: Ditto.
311 * testsuite/thumb_branch_range.t: Ditto.
313 2010-02-20 Sriraman Tallam <tmsriram@google.com>
315 * gc.h (gc_process_relocs): Change vectors to point to the new list.
316 Add reloc offset information.
317 * icf.cc (get_section_contents): Change iterators to point to the new
318 vectors. Add reloc offset information to the contents.
319 * icf.h (Icf::Sections_reachable_info): New typedef.
320 (Icf::Sections_reachable_list): New typedef.
321 (Icf::Offset_info): New typedef.
322 (Icf::Reloc_info): New struct typedef.
323 (Icf::Reloc_info_list): New typedef.
324 (Icf::symbol_reloc_list): Delete method.
325 (Icf::addend_reloc_list): Delete method.
326 (Icf::section_reloc_list): Delete method.
327 (Icf::reloc_info_list): New method.
328 (Icf::reloc_info_list_): New member.
330 2010-02-19 Doug Kwan <dougkwan@google.com>
332 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
333 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
334 * arm.cc (Arm_relocation_functions): New forward declaration.
335 (Target_arm::Target_arm): Initialize new data members
336 got_mod_index_offset_ and tls_base_symbol_defined_.
337 (Target_arm::Relocate::relocate_tls): New method.
338 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
339 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
341 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
342 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
343 (Target_arm::got_mod_index_offset_,
344 Target_arm::tls_base_symbol_defined_): New data members.
345 (Target_arm::Scan::local, Target::Scan::global,
346 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
349 2010-02-18 Doug Kwan <dougkwan@google.com>
351 * arm.cc (Arm_relobj::find_linked_text_section): New method.
352 (Arm_relobj::make_exidx_input_section): Pass section index of linked
353 text section as a parameter becuase some broken tools may not set
354 the link in section header.
355 (Target_arm::has_got_section): New method.
356 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
357 without any mapping symbol as data only. Remove warning.
358 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
359 link in its section header, try to discover the link by inspecting the
360 REL31 relocation at the beginning of the section.
361 (Target_arm::Scan::check_non_pic): Report name of offending relocation
363 (Target_arm::Scan::global): Treat any reference to the symbol
364 _GLOBAL_OFFSET_TABLE_ as a GOT access.
366 2010-02-12 Sriraman Tallam <tmsriram@google.com>
368 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
369 (Scan::global_reloc_may_be_function_pointer): New function.
370 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
371 (Scan::global_reloc_may_be_function_pointer): New function.
372 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
373 (Scan::global_reloc_may_be_function_pointer): New function.
374 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
375 (Scan::global_reloc_may_be_function_pointer): New function.
376 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
377 (Scan::global_reloc_may_be_function_pointer): New function.
378 (Scan::possible_function_pointer_reloc): New function.
379 (Target_x86_64::can_check_for_function_pointers): New function.
380 * gc.h (gc_process_relocs): Scan relocation types to determine if
381 function pointers were taken for targets that support it.
382 * icf.cc (Icf::find_identical_sections): Include functions for
383 folding in safe ICF whose pointer is not taken.
384 * icf.h (Secn_fptr_taken_set): New typedef.
385 (fptr_section_id_): New member.
386 (section_has_function_pointers): New function.
387 (set_section_has_function_pointers): New function.
388 (check_section_for_function_pointers): New function.
389 * options.h: Fix comment for safe ICF option.
390 * target.h (can_check_for_function_pointers): New function.
391 * testsuite/Makefile.am: Add icf_safe_so_test test case.
392 Modify icf_safe_test for X86-64.
393 * testsuite/Makefile.in: Regenerate.
394 * testsuite/icf_safe_so_test.cc: New file.
395 * testsuite/icf_safe_so_test.sh: New file.
396 * testsuite/icf_safe_test.cc (kept_func_3): New function.
397 (main): Change to take pointer to function kept_func_3.
398 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
399 folding is done correctly for X86-64.
401 2010-02-12 David S. Miller <davem@davemloft.net>
403 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
404 is_symbolless parameter.
405 (Output_reloc<SHT_REL>::is_symbolless): New.
406 (Output_reloc<SHT_REL>::is_symbolless_): New.
407 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
408 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
409 (Output_reloc<SHT_RELA>::is_symbolless): New.
410 (Output_data_reloc::add_global): Handle is_symbolless.
411 (Output_data_reloc::add_global_relative): Likewise.
412 (Output_data_reloc::add_local): Likewise.
413 (Output_data_reloc::add_local_relative): Likewise.
414 (Output_data_reloc::add_symbolless_global_addend): New.
415 (Output_data_reloc::add_symbolless_local_addend): New.
416 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
418 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
419 instead of ->is_relative_
420 (Output_reloc::write): Likewise.
421 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
422 (Output_reloc::write_rel): Simplify.
424 * sparc.cc (Target_sparc::Scan::local): Use
425 ->add_symbolless_local_addend as needed.
426 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
427 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
428 based upon relocation offset.
430 2010-02-11 Doug Kwan <dougkwan@google.com>
432 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
433 (Target_arm::Scan::global): Ditto. Also remove a comment before the
434 beginning of function.
435 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
436 and MOVT_ABS relocations. Those are non issued in scanning. Fix
437 parameter is_32bit in calls to should_apply_static_reloc.
438 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
439 (check_DATA): Add arm_abs_global.stdout.
440 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
441 arm_abs_global.stdout): New rules.
442 (MOSTLLYCLEANFILES): Add arm_abs_global
443 * Makefile.in: Regenerate.
444 * testsuite/arm_abs_global.s: New file.
445 * testsuite/arm_abs_global.sh: Ditto.
446 * testsuite/arm_abs_lib.s: Ditto.
448 2010-02-11 Ian Lance Taylor <iant@google.com>
450 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
452 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
453 Allocate_commons_task first.
454 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
455 task, rather than symtab_lock_.
456 (Gc_process_relocs::~Gc_process_relocs): New function.
457 (Gc_process_relocs::is_runnable): Check this_blocker_.
458 (Gc_process_relocs::locks): Use next_blocker_ rather than
460 (Scan_relocs::~Scan_relocs): New function.
461 (Scan_relocs::is_runnable): Check this_blocker_ rather than
463 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
465 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
466 fields. Add this_blocker_ and next_blocker_ fields. Adjust
467 constructor accordingly.
468 (class Gc_process_relocs): Likewise.
469 (class Scan_relocs): Likewise.
470 * common.h (class Allocate_commons_task): Remove symtab_lock_
471 field, and corresponding constructor parameter.
472 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
474 (Allocate_commons_task::locks): Likewise.
476 2010-02-11 Ian Lance Taylor <iant@google.com>
478 * gold-threads.h (class Once): Define.
479 (class Initialize_lock): Rewrite as child of Once.
480 * gold-threads.cc (class Once_initialize): Define.
481 (once_pointer_control): New static variable.
482 (once_pointer, once_arg): New static variables.
483 (c_run_once): New static function.
484 (Once::Once, Once::run_once, Once::internal_run): New functions.
485 (class Initialize_lock_once): Remove.
486 (initialize_lock_control): Remove.
487 (initialize_lock_pointer): Remove.
488 (initialize_lock_once): Remove.
489 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
490 (Initialize_lock::initialize): Rewrite.
491 (Initialize_lock::do_run_once): New function.
492 * archive.cc (Archive::interpret_header): Only clear name if it is
494 * fileread.cc: Include "gold-threads.h"
495 (file_counts_lock): New static variable.
496 (file_counts_initialize_lock): Likewise.
497 (File_read::release): Only increment counts when using --stats.
498 Use a lock around the increment.
499 * parameters.cc (class Set_parameters_target_once): Define.
500 (set_parameters_target_once): New static variable.
501 (Parameters::Parameters): Move here from parameters.h.
502 (Parameters::set_target): Rewrite.
503 (Parameters::set_target_once): New function.
504 (Parameters::clear_target): Move here and rewrite.
505 * parameters.h (class Parameters): Update declarations. Add
506 set_parameters_target_once_ field.
507 (Parameters::Parameters): Move to parameters.cc.
508 (Parameters::clear_target): Likewise.
509 * readsyms.cc (Read_symbols::do_group): Create a Start_group
511 (Start_group::~Start_group): New function.
512 (Start_group::is_runnable): New function.
513 (Start_group::locks, Start_group::run): New functions.
514 (Finish_group::run): Change saw_undefined to size_t.
515 * readsyms.h (class Start_group): Define.
516 (class Finish_group): Change saw_undefined_ field to size_t.
517 (Finish_group::Finish_group): Remove saw_undefined and
518 this_blocker parameters. Change all callers.
519 (Finish_group::set_saw_undefined): New function.
520 (Finish_group::set_blocker): New function.
521 * symtab.h (class Symbol_table): Change saw_undefined to return
522 size_t. Change saw_undefined_ field to size_t.
523 * target-select.cc (Set_target_once::do_run_once): New function.
524 (Target_selector::Target_selector): Initialize set_target_once_
525 field. Don't initialize lock_ and initialize_lock_ fields.
526 (Target_selector::instantiate_target): Rewrite.
527 (Target_selector::set_target): New function.
528 * target-select.h (class Set_target_once): Define.
529 (class Target_selector): Update declarations. Make
530 Set_target_once a friend. Remove lock_ and initialize_lock_
531 fields. Add set_target_once_ field.
533 2010-02-10 Ian Lance Taylor <iant@google.com>
535 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
537 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
538 (queue_middle_tasks): Add all blockers before queueing any tasks.
539 (queue_final_tasks): Likewise.
540 * token.h (Task_token::add_blockers): New function.
541 * object.h (Input_objects::number_of_relobjs): New function.
543 2010-02-10 Ian Lance Taylor <iant@google.com>
545 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
546 shared, not if not position independent.
547 * x86_64.cc (Relocate::relocate_tls): Likewise.
548 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
549 (tls_pie_pic_test): New target.
550 * testsuite/Makefile.in: Rebuild.
552 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
553 (tls_test_main_pie.o, tls_test_pie.o): New targets.
554 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
555 * testsuite/Makefile.in: Rebuild.
557 2010-02-09 David S. Miller <davem@davemloft.net>
559 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
560 R_SPARC_RELATIVE using ->add_local_relative().
561 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
563 * output.h (Output_data_dynamic::add_section_size): New method
564 that takes two Output_data objects.
565 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
566 entry param. Handle it in initializers.
567 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
568 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
569 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
571 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
572 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
573 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
574 for dynrel_includes_plt.
575 * i386.cc (Target_i386::do_finalize_sections): Likewise.
576 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
577 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
579 (Target_sparc::do_finalize_sections): Update to pass true for
581 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
582 output before .rela.plt
583 (Target_powerpc::do_finalize_sections): Update to pass true for
584 dynrel_includes_plt when 32-bit.
586 2010-02-08 Doug Kwan <dougkwan@google.com>
588 * arm.cc (Arm_relobj::simple_input_section_output_address): New
590 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
591 Arm_relobj::scan_section_for_cortex_a8_stubs,
592 Arm_relobj::do_relocation_section): Instead of calling
593 Output_section::output_address, use faster
594 Arm_relobj::simple_input_section_output_address.
596 2010-02-08 David S. Miller <davem@davemloft.net>
598 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
599 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
600 relocation helper function.
602 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
603 just like R_SPARC_GOT{10,13,22}.
604 (Target_sparc::Scan::local): Likewise.
605 (Target_sparc::Relocate:relocate): Likewise.
607 2010-02-06 Ian Lance Taylor <iant@google.com>
609 * configure.ac: Rewrite targetobjs duplicate removal code to use
610 only shell constructs.
611 * configure: Rebuild.
613 2010-02-05 Doug Kwan <dougkwan@google.com>
616 * arm.cc (Arm_relobj::section_is_scannable): New method.
617 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
618 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
620 2010-02-04 Doug Kwan <dougkwan@google.com>
623 * arm-reloc-property.cc (cstdio): Include.
624 * configure.ac (targetobjs): Remove duplicates.
625 * configure: Regenerate.
626 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
627 big and little endian version for a given address size.
629 2010-02-03 Doug Kwan <dougkwan@google.com>
631 * arm-reloc-property.cc
632 (Arm_reloc_property_table::reloc_name_in_error_message): New method
634 * arm-reloc-property.h
635 (Arm_reloc_property_table::get_implemented_static_reloc_property):
636 New method definition.
637 (Arm_reloc_property_table::reloc_name_in_error_message): New method
639 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
641 (GOT_PREL): Change implemented to Y.
642 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
643 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
644 (Arm_relocate_functions::movw_abs_nc): Remove method.
645 (Arm_relocate_functions::movt_abs): Ditto.
646 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
647 (Arm_relocate_functions::thm_movt_abs): Ditto.
648 (Arm_relocate_functions::movw_rel_nc): Ditto.
649 (Arm_relocate_functions::movw_rel): Ditto.
650 (Arm_relocate_functions::movt_rel): Ditto.
651 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
652 (Arm_relocate_functions:thm_movw_rel): Ditto.
653 (Arm_relocate_functions:thm_movt_rel): Ditto.
654 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
655 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
656 New method definitions.
657 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
658 (Arm_relocation_functions::arm_grp_ldr): Ditto.
659 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
660 (Arm_relocation_functions::arm_grp_ldc): Ditto.
661 (Target_arm::Relocate::relocate): Check for non-static or
662 unimplemented relocation code and exit early. Change calls to
663 Target_arm::reloc_uses_thumb_bit and
664 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
665 instead. Refactor code to handle similar relocations to increase
666 code sharing. Remove check for unsupported relocation code in switch
668 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
669 relocation property table to find out size. Change error message to
670 print out the name of a relocation code instead of the numeric value.
671 (Target_arm::scan_reloc_for_stub): Use relocation property table
672 instead of calling Target_arm::reloc_uses_thumb_bit().
674 2010-02-02 Doug Kwan <dougkwan@google.com>
676 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
677 types of relaxed input section.
679 2010-02-02 Doug Kwan <dougkwan@google.com>
681 * Makefile.am (HFILES): Add arm-reloc-property.h.
683 (TARGETSOURCES): Add arm-reloc-property.cc
684 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
685 (libgold_a_SOURCES): $(DEFFILES)
686 * Makefile.in: Regenerate.
687 * arm-reloc-property.cc: New file.
688 * arm-reloc-property.h: New file.
689 * arm-reloc.def: New file.
690 * arm.cc: Update comments.
691 (arm-reloc-property.h): New included header.
692 (arm_reloc_property_table): New global variable.
693 (Target_arm::do_select_as_default_target): New method definition.
694 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
695 arm-reloc-property to targ_extra_obj.
696 * parameters.cc (set_parameters_target): Call
697 Target::select_as_default_target().
698 * target.h (Target::select_as_default_target): New method definition.
699 (Target::do_select_as_default_target): Same.
701 2010-02-01 Doug Kwan <dougkwan@google.com>
703 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
704 first_output_text_section_.
705 (Arm_exidx_fixup::first_output_text_section): New method definition.
706 (Arm_exidx_fixup::first_output_text_section_): New data member.
707 (Arm_exidx_fixup::process_exidx_section): Record the first text
709 (Arm_output_section::fix_exidx_coverage): Set correct linked section
710 and entsize in output section header.
712 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
714 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
715 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
716 (Arm_relocate_functions::thm_alu11): New Method.
717 (Arm_relocate_functions::thm_pc8): New Method.
718 (Arm_relocate_functions::thm_pc12): New Method.
719 (Target_arm::Scan::local): Handle the relocations.
720 (Target_arm::Scan::global): Likewise.
721 (Target_arm::Relocate::relocate): Likewise.
722 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
724 2010-01-29 Doug Kwan <dougkwan@google.com>
726 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
727 of relocation types as ld.
729 2010-01-29 Doug Kwan <dougkwan@google.com>
731 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
733 (Arm_relocate_functions::thumb_branch_common): Ditto.
734 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
735 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
736 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
737 Arm_relocate_functions::jump24): Remove.
738 (Target_arm::Relocate::relocate): Adjust code to call
739 Arm_relocation_functions::arm_branch_common and
740 Arm_relocation_functions::thumb_branch_common instead of their removed
741 wrappers. Merge switch-cases together to reduce source code size.
743 2010-01-29 Doug Kwan <dougkwan@google.com>
745 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
746 output_local_symbol_count_needs_update_.
747 (Arm_relobj::output_local_symbol_count_needs_update,
748 Arm_relobj::set_output_local_symbol_count_needs_update,
749 Arm_relobj::update_output_local_symbol_count): New methods.
750 (Arm_relobj::output_local_symbol_count_needs_update_): New data
752 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
753 of pointed function as in a R_ARM_PREL31 relocation.
754 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
755 for output local symbol count updating.
756 (Target_arm::do_relax): Update output local symbol counts in objects
758 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
760 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
762 * arm.cc: Added support for the ARM relocations:
763 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
764 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
765 (Arm_relocate_functions::movw_rel_nc): Renamed (was
767 (Arm_relocate_functions::movw_rel): New method.
768 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
769 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
771 (Arm_relocate_functions::thm_movw_rel): New method.
772 (Arm_relocate_functions::thm_movt_rel): Renamed (was
774 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
776 (Target_arm::Scan::global): Likewise.
777 (Target_arm::Relocate::relocate): Likewise.
778 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
781 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
783 * arm.cc: Added support for ARM group relocations.
784 (Target_arm::reloc_needs_sym_origin): New method.
785 (Arm_relocate_functions::calc_grp_kn): New method.
786 (Arm_relocate_functions::calc_grp_residual): New method.
787 (Arm_relocate_functions::calc_grp_gn): New method.
788 (Arm_relocate_functions::arm_grp_alu): New Method.
789 (Arm_relocate_functions::arm_grp_ldr): New Method.
790 (Arm_relocate_functions::arm_grp_ldrs): New Method.
791 (Arm_relocate_functions::arm_grp_ldc): New Method.
792 (Target_arm::Scan::local): Handle the ARM group relocations.
793 (Target_arm::Scan::global): Likewise.
794 (Target_arm::Relocate::relocate): Likewise.
795 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
798 2010-01-26 Doug Kwan <dougkwan@google.com>
800 * arm.cc (set): Include.
801 (class Arm_exidx_fixup): Change type of last_input_section_ to const
803 (Arm_output_section::Text_section_list): New type.
804 (Arm_output_section::append_text_sections_to_list): New method.
805 (Arm_output_section::fix_exidx_coverage): Ditto.
806 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
807 (Arm_relobj::convert_input_section_to_relaxed_section): Use
808 Relobj::set_section_offset() instead of
809 Sized_relobj::invalidate_section_offset().
810 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
811 parameter for section headers. Ignore relocation sections for
812 unallocated sections and EXIDX sections.
813 (Target_arm::fix_exidx_coverage): New method.
814 (Target_arm::output_section_address_less_than): New type.
815 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
816 linked text section instead of the EXIDX section.
817 (Arm_output_section::create_stub_group): Add an assertion to check
818 that this is not an EXIDX output section.
819 (Arm_output_section::append_text_sections_to_list): New method.
820 (Arm_output_section::fix_exidx_coverage): Ditto.
821 (Arm_relobj::scan_sections_for_stubs): Adjust call to
822 Arm_relobj::section_needs_reloc_stub_scanning.
823 (Target_arm::do_relax): Fix EXIDX output section coverage in the
825 (Target_arm::fix_exidx_coverage): New method.
826 * object.h (Relobj::set_output_section): New method.
827 (Sized_relobj::invalidate_section_offset): Remove method.
828 (Sized_relobj::do_invalidate_section_offset): Remove method.
829 (Sized_relobj::do_set_section_offset): Handle offset value -1.
831 2010-01-25 Doug Kwan <dougkwan@google.com>
833 * arm.cc (Arm_exidx_merged_section::do_output_offset):
834 Fix warning due to signed and unsigned comparison on a 32-bit host.
836 2010-01-22 Doug Kwan <dougkwan@google.com>
838 * arm.cc (Target_arm::do_relax): Record an output section for section
839 offset adjustment it contains any stub table that has changed.
840 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
841 offsets in an output section if necessary.
842 * output.cc (Output_section::Output_section): Initialize
843 section_offsets_need_adjustments_.
844 (Output_section::add_input_section_for_script): Renamed to
845 Output_section::add_simple_input_section.
846 (Output_section::save_states): Add a comment.
847 (Output_section::discard_states): New method defintion.
848 (Output_section::adjust_section_offsets): Same.
849 * output.h (Output_section::add_input_section_for_script): Renamed to
850 Output_section::add_simple_input_section.
851 (Output_section::discard_states): New method declaration.
852 (Output_section::adjust_section_offsets): Same.
853 (Output_section::section_offsets_need_adjustment,
854 Output_section::set_section_offsets_need_adjustment): New method
856 (Output_section::section_offsets_need_adjustment_): New data member.
858 (Output_section_element_input::set_section_address): Adjust code for
859 renaming of Output_section::add_input_section_for_script.
860 (Orphan_output_section::set_section_address): Same.
862 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
864 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
865 Fix_v4bx enum values .
866 * gold/options.h (General_options): New option definitions.
867 (General_options::fix_v4bx): New method.
868 (General_options::Fix_v4bx): New enum.
869 * gold/options.cc (General_options::parse_fix_v4bx): New method.
870 (General_options::parse_fix_v4bx_interworking): New method.
872 2010-01-22 Doug Kwan <dougkwan@google.com>
874 * arm.cc (Arm_exidx_fixup): New class.
876 2010-01-21 Doug Kwan <dougkwan@google.com>
878 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
880 (Arm_exidx_section_offset_map): New type.
882 2010-01-21 Doug Kwan <dougkwan@google.com>
884 * arm.cc (Arm_exidx_input_section): New class.
885 (Arm_relobj::exidx_input_section_by_link,
886 Arm_relobj::exidx_input_section_by_shndx,
887 Arm_relobj::make_exidx_input_section): New methods.
888 (read_arm_attributes_section): Remove.
889 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
890 information about them.
891 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
894 2010-01-20 Doug Kwan <dougkwan@google.com>
896 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
897 Input_section_specifier to Section_id.
898 (Target_arm::new_arm_input_section: Adjust code for change of key
900 (Target_arm::find_arm_input_section): Ditto.
901 * gc.h (object.h): Include for Section_id nand Section_id_hash.
902 (Section_id): Remove.
903 (Garbage_collection::Section_id_hash): Remove.
904 * icf.h (object.h): Include for Section_id nand Section_id_hash.
905 (Section_id): Remove.
906 (Icf::Section_id_hash): Remove.
907 * object.h (Section_id, Const_section_id, Section_id_hash,
908 Const_section_id_hash): New type definitions.
909 * output.cc (Output_section::add_relaxed_input_section): Change to
910 use Const_section_id instead of Input_section_specifier as key type.
911 (Output_section::add_merge_input_section): Ditto.
912 (Output_section::build_relaxation_map): Change to use Section_id
913 instead of Input_section_specifier as key type.
914 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
916 (Output_section::convert_input_sections_to_relaxed_sections): Change
917 to use Const_section_id instead of Input_section_specifier as key type.
918 (Output_section::find_merge_section): Ditto.
919 (Output_section::find_relaxed_input_section): Ditto.
920 * output.h (Input_section_specifier): Remove class.
921 (Output_section::Output_section_data_by_input_section_map): Change
922 key type to Const_section_id.
923 (Output_section::Output_relaxed_input_section_by_input_section_map):
925 (Output_section::Relaxation_map): Change key type to Section_id.
927 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
929 * gold/arm.cc: Added support for R_ARM_V4BX relocation
930 (class Arm_v4bx_stub): New class.
931 (DEF_STUBS): Updated definition to support v4_veneer_bx.
932 (Stub_factory::make_arm_v4bx_stub): New method.
933 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
934 (Stub_table::empty): Handle v4bx stubs.
935 (Stub_table::add_arm_v4bx_stub): New method.
936 (Stub_table::find_arm_v4bx_stub): New method.
937 (Arm_relocate_functions::v4bx): New method.
938 (Target_arm::fix_v4bx): New method.
939 (Target_arm::Target_arm): Handle R_ARM_V4BX.
940 (Stub_table::relocate_stubs): Likewise.
941 (Stub_table::do_write): Likewise.
942 (Stub_table::update_data_size_and_addralign): Likewise.
943 (Stub_table::finalize_stubs): Likewise.
944 (Target_arm::Scan::local): Likewise.
945 (Target_arm::Scan::global): Likewise.
946 (Target_arm::do_finalize_sections): Likewise.
947 (Target_arm::Relocate::relocate): Likewise.
948 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
950 (Target_arm::scan_reloc_for_stub): Likewise.
951 (Target_arm::scan_reloc_section_for_stubs): Likewise.
953 2010-01-19 Ian Lance Taylor <iant@google.com>
955 * output.cc (Output_section_headers::do_sized_write): Write large
956 segment count to sh_info field.
957 (Output_file_header::do_sized_write): For large segment count,
958 write PN_XNUM to e_phnum field.
960 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
962 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
963 (Arm_relocate_functions::thm_jump8): New function.
964 (Arm_relocate_functions::thm_jump11): New function.
965 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
967 (Target_arm::Scan::global): Likewise.
968 (Target_arm::Relocate::relocate): Likewise.
969 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
972 2010-01-14 Doug Kwan <dougkwan@google.com>
974 * arm.cc (map, utility): Include headers.
975 (Target_arm::apply_cortex_a8_workaround): New method.
976 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
977 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
978 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
979 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
980 the --[no-]fix-cortex-a8 command line options.
981 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
982 (Target_arm::relocate_stub): Use addend in instruction template.
983 * options.h (DEFINE_bool): Set the user-set flag.
984 (General_options): Add --[no-]-fix-cortex options.
985 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
986 : Update fast look-up map after conversion.
988 2010-01-14 Sriraman Tallam <tmsriram@google.com>
990 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
991 in the first pass of do_layout.
993 2010-01-13 Doug Kwan <dougkwan@google.com>
995 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
996 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
997 apparent compiler problem of not folding static constant integral
998 data members of elfcpp::Elf_sizes<32>.
1000 2010-01-13 Doug Kwan <dougkwan@google.com>
1002 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1003 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1004 Arm_relobj::scan_section_for_cortex_a8_erratum,
1005 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1006 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1007 sections to scan for relocation stubs into a new method
1008 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1009 relocation and Cortex-A8 stub scanning.
1010 (Target_arm::do_relax): Force stubs to be after stubbed sections
1011 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1012 the beginning of a new relaxation pass. Update a comment.
1013 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1015 2010-01-12 Ian Lance Taylor <iant@google.com>
1017 * target-reloc.h (visibility_error): New inline function.
1018 (relocate_section): Call visibility_error.
1019 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1020 (MOSTLYCLEANFILES): Likewise.
1021 (protected_4_pic.o, protected_3.err): New targets.
1022 * testsuite/protected_4.cc: New file.
1024 2010-01-12 Doug Kwan <dougkwan@google.com>
1026 * arm.cc (Cortex_a8_reloc): New class.
1027 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1028 and cortex_a8_relocs_info_.
1029 (Target_arm::fix_cortex_a8): New method definition.
1030 (Target_arm::Cortex_a8_relocs_info): New type.
1031 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1032 New data member declarations.
1033 (Target_arm::scan_reloc_for_stub): Record information about
1034 relocations for THUMB branches that might be exempted from the
1035 Cortex-A8 workaround.
1036 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1037 at the beginning of a relaxation pass.
1039 2010-01-12 Doug Kwan <dougkwan@google.com>
1041 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1042 (Arm_relobj::Mapping_symbol_position,
1043 Arm_reloj::Mapping_symbol_position_less,
1044 Arm_relobj::Mapping_symbols_info): New types.
1045 (Target_arm::is_mapping_symbol_name): New method definition.
1046 (Arm_relobj::do_count_local_symbols): Save information about mapping
1049 2010-01-11 Doug Kwan <dougkwan@google.com>
1051 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1052 Arm_relocate_functions::thumb32_branch_upper,
1053 Arm_relocate_functions::thumb32_branch_lower,
1054 Arm_relocate_functions::thumb32_cond_branch_offset,
1055 Arm_relocate_functions::thumb32_cond_branch_upper,
1056 Arm_relocate_functions::thumb32_cond_branch_lower,
1057 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1058 branch offset encoding.
1059 (Arm_relocate_functions::thumb_branch_common): Use new branch
1060 offset encoding methods to avoid code duplication.
1061 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1062 (Stub_addend_reader::operator()): Use new branch encoding method
1063 to avoid code duplication.
1065 2010-01-11 Doug Kwan <dougkwan@google.com>
1067 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1068 (Target_arm::do_finalize_sections): Define special EXIDX section
1069 symbols only if referenced.
1070 * gc.h (Garbage_collection::add_reference): New method.
1071 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1074 2010-01-11 Ian Lance Taylor <iant@google.com>
1076 * script.cc (Version_script_info::build_expression_list_lookup):
1077 Change complaing about duplicate wildcard match from error to
1080 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1082 (Version_script_info::Version_script_info): Initialize globs_,
1083 default_version_, default_is_global_, and exact_. Don't
1084 initialize globals_ or locals_.
1085 (Version_script_info::build_lookup_tables): Build local symbols
1087 (Version_script_info::unquote): New function.
1088 (Version_script_info::add_exact_match): New function.
1089 (Version_script_info::build_expression_list_lookup): Remove lookup
1090 parameter. Add is_global parameter. Change all callers. Handle
1091 wildcard pattern specially. Unquote pattern. Call
1093 (Version_script_info::get_name_to_match): New function.
1094 (Version_script_info::get_symbol_version): New function.
1095 (Version_script_info::get_symbol_version_helper): Remove.
1096 (Version_script_info::check_unmatched_names): Call unquote.
1097 * script.h (class Version_script_info): Change get_symbol_version
1098 to be non-inline and add is_global parameter; change all callers.
1099 Rewrite symbol_is_local. Update declarations. Define struct
1100 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1101 Remove globals_ and locals_ members. Add exact_, globs_,
1102 default_version_, is_global_.
1103 (Version_script_info::Glob): Remove pattern, add expression and
1104 is_global. Update constructor. Change all callers.
1105 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1107 (Versions::symbol_section_contents): If a symbol is undefined, or
1108 defined in a dynamic object, set the version index to
1110 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1112 (Symbol_table::add_from_pluginobj): Likewise.
1113 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1115 2010-01-11 Doug Kwan <dougkwan@google.com>
1117 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1118 (incremental_dump_LDADD): Add linking option for libintl.
1119 * Makefile.in: Regenerate.
1121 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1124 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1126 * testsuite/Makefile.in: Regenerated.
1128 2010-01-10 Doug Kwan <dougkwan@google.com>
1130 * options.h (DEFINE_var): Use parentheses around argument varname__
1131 in macro body to avoid any unintended subsequent substitutions.
1133 2010-01-10 Ian Lance Taylor <iant@google.com>
1135 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1136 candidates before doing symbol resolution.
1138 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1139 ODR candidates if only one is weak.
1141 2010-01-08 Ian Lance Taylor <iant@google.com>
1143 * script.cc (Version_script_info::build_expression_list_lookup):
1144 Don't warn about ambiguous version, just record the ambiguity.
1145 (Version_script_info::get_symbol_version_helper): Give error if
1146 version is ambiguous.
1148 2010-01-08 Doug Kwan <dougkwan@google.com>
1150 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1151 prev_data_size_ and prev_addralign_. Remove initializer for
1152 deleted data member has_been_changed_.
1153 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1154 to determine if the table is empty.
1155 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1157 (Stub_table::add_reloc_stub): Define method in class definition
1158 instead of just declaring it there.
1159 (Stub_table::add_cortex_a8_stub): New method definition.
1160 (Stub_table::update_data_size_and_addralign): Ditto.
1161 (Stub_table::finalize_stubs): Ditto.
1162 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1163 (Stub_table::do_addralign_): Return address alignment in the
1164 (Stub_table::do_reset_address_and_file_offset): Define method in
1165 class definition instead of declaring it there. Set current data
1166 size to be the data size of the previous pass.
1167 (Stub_table::set_final_data_size): Use current data size as the
1169 (Stub_table::relocate_stub): Change parameter type of stub from
1170 Reloc_stub pointer to Stub pointer.
1171 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1172 (Stub_table::Cortex_a8_stub_list): New typedef.
1173 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1174 Stub_table::prev_addralign_): New data member.
1175 (Arm_relobj::Arm_relobj): Initialize data member
1176 section_has_cortex_a8_workaround_.
1177 (Arm_relobj::section_has_cortex_a8_workaround,
1178 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1180 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1182 (Target_arm::relocate_stub): Change parameter type of stub from
1183 Reloc_stub pointer to Stub pointer.
1184 (Insn_template::size, Insn_template::alignment): Handle
1185 THUMB16_SPECIAL_TYPE.
1186 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1187 Stub_table::update_data_size_and_addralign,
1188 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1190 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1191 (Stub_table::do_write): Ditto.
1192 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1194 2010-01-08 Ian Lance Taylor <iant@google.com>
1197 * symtab.h (class Symbol): Remove fields is_target_special_ and
1198 has_plt_offset_. Add field is_defined_in_discarded_section_.
1199 (Symbol::is_defined_in_discarded_section): New function.
1200 (Symbol::set_is_defined_in_discarded_section): New function.
1201 (Symbol::has_plt_offset): Rewrite.
1202 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1203 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1204 Don't initialize is_target_special_ or has_plt_offset_.
1205 Initialize is_defined_in_discarded_section_.
1206 (Symbol_table::add_from_relobj): If appropriate, set
1207 is_defined_in_discarded_section.
1208 * resolve.cc (Symbol::override_base_with_special): Don't test
1209 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1210 * target-reloc.h (relocate_section): Do special handling for
1211 symbols defined in discarded sections for global symbols as well
1214 2010-01-08 Ian Lance Taylor <iant@google.com>
1216 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1217 the SHT_SYMTAB case.
1219 2010-01-08 Ian Lance Taylor <iant@google.com>
1221 * object.cc (Sized_relobj::do_layout): Don't get confused if
1222 layout_eh_frame returns NULL.
1224 2010-01-08 Ian Lance Taylor <iant@google.com>
1227 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1228 dynamic symbol table, use the normal symbol table.
1229 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1232 2010-01-08 Ian Lance Taylor <iant@google.com>
1235 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1238 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1240 * version.cc (print_version): Change to "Copyright 2010".
1242 2010-01-08 Ian Lance Taylor <iant@google.com>
1246 * i386.cc (class Target_i386): Change return type of plt_section
1248 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1249 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1250 tls_desc_rel_ field.
1251 (Output_data_plt_i386::rel_tls_desc): New function.
1252 (Target_i386::rel_tls_desc_section): New function.
1253 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1254 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1255 R_386_TLS_DESC reloc in rel_tls_desc_section.
1256 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1257 Define struct Tlsdesc_info.
1258 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1259 (Target_x86_64::do_reloc_symbol_index): New function.
1260 (Target_x86_64::add_tlsdesc_info): New function.
1261 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1262 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1264 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1266 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1267 (Target_x86_64::rela_tlsdesc_section): New function.
1268 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1270 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1271 (Target_x86_64::do_reloc_addend): New function.
1272 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1273 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1274 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1275 (Output_reloc::type): New function.
1276 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1277 (Output_reloc::is_target_specific): New function.
1278 (Output_reloc::target_arg): New function.
1279 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1280 absolute relocs and target specific relocs.
1281 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1282 add_target_specific.
1283 (class Output_data_reloc) [SHT_RELA]: Likewise.
1284 * output.cc (Output_reloc::Output_reloc): Add four new versions
1285 for absolute relocs and target specific relocs.
1286 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1287 (Output_reloc::get_symbol_index): Likewise.
1288 (Output_reloc::local_section_offset): Check that local_sym_index_
1289 is not TARGET_CODE or 0.
1290 (Output_reloc::symbol_value): Likewise.
1291 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1293 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1294 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1296 * layout.cc (add_target_dynamic_tags): Use output section for
1297 DT_PLTRELSZ and DT_JMPREL.
1299 2010-01-07 Ian Lance Taylor <iant@google.com>
1302 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1304 (class Output_data_reloc_generic): Define.
1305 (class Output_data_reloc_base): Change base class to
1306 Output_data_reloc_generic. Change add() method to call
1307 bump_relative_reloc_count for a relative reloc. Remove
1309 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1311 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1312 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1314 * layout.h (class Layout): Update declaration.
1316 2010-01-07 Ian Lance Taylor <iant@google.com>
1318 * output.h (class Output_data): Add const version of
1319 output_section and do_output_section.
1320 (class Output_section_data): Add const version of
1322 (class Output_section): Likewise.
1323 * layout.cc (Layout::add_target_dynamic_tags): New function.
1324 * layout.h (class Layout): Update declarations.
1325 * arm.cc (Target_arm::do_finalize_sections): Use
1326 add_target_dynamic_tags.
1327 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1328 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1329 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1330 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1332 2010-01-07 Ian Lance Taylor <iant@google.com>
1335 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1338 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1339 Ian Lance Taylor <iant@google.com>
1342 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1343 Xindex::read_symtab_xindex.
1345 2010-01-07 Doug Kwan <dougkwan@google.com>
1347 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1348 (Insn_template::thumb16_bcond_insn): New method declaration.
1349 (Insn_template): Fix spelling.
1350 (Stub::thumb16_special): New method declaration.
1351 (Stub::do_write): Define virtual method which was previously pure
1353 (Stub::do_thumb16_special): New method declaration.
1354 (Stub::do_fixed_endian_write): New template member.
1355 (Reloc_stub::do_write): Remove.
1356 (Reloc_stub::do_fixed_endian_write): Remove.
1357 (Cortex_a8_stub): New class definition.
1358 (Stub_factory::make_cortex_a8_stub): New method definition.
1359 (Stub_factory::Stub_factory): Add missing static storage class
1360 qualifier for elf32_arm_stub_a8_veneer_blx.
1362 2010-01-07 Ian Lance Taylor <iant@google.com>
1365 * options.h (class General_options): Add --warn-unresolved-symbols
1366 and --error-unresolved-symbols.
1367 * errors.cc (Errors::undefined_symbol): Implement
1368 --warn-unresolved-symbols.
1370 * options.h (class General_options): Add -z text and -z textoff.
1371 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1373 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1375 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1376 (Garbage_collection::cident_sections): New function.
1377 (Garbage_collection::add_cident_section): New function.
1378 (Garbage_collection::cident_sections_): New member.
1379 (gc_process_relocs): Add references to sections whose names are C
1381 * gold.h (cident_section_start_prefix): New constant.
1382 (cident_section_stop_prefix): New constant.
1383 (is_cident): New function.
1384 * layout.cc (Layout::define_section_symbols): Replace string constants
1385 with the newly defined constants.
1386 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1388 * testsuite/Makefile.am: Add gc_orphan_section_test.
1389 * testsuite/Makefile.in: Regenerate.
1390 * testsuite/gc_orphan_section_test.cc: New file.
1391 * testsuite/gc_orphan_section_test.sh: New file.
1393 2010-01-06 Ian Lance Taylor <iant@google.com>
1396 * options.h (class General_options): Add --warn-shared-textrel.
1397 * layout.cc (Layout::finish_dynamic_section): Implement
1398 --warn-shared-textrel.
1401 * options.h (class General_options): Add --warn-multiple-gp.
1403 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1405 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1406 $(THREADSLIB) and $(LIBDL).
1407 * Makefile.in: Rebuild.
1409 2010-01-06 Ian Lance Taylor <iant@google.com>
1412 * options.cc (General_options::parse_section_start): New function.
1413 (General_options::section_start): New function.
1414 (General_options::General_options): Initialize all members.
1415 * options.h: Include <map>
1416 (class General_options): Add --section-start. Add section_starts_
1418 * layout.cc (Layout::attach_allocated_section_to_segment): If
1419 --section-start was used, set the address of the segment. Remove
1420 local sort_sections.
1421 (Layout::relaxation_loop_body): If the address of the load segment
1422 has been set by --section-start, don't use it.
1423 * output.h (Output_segment::update_flags_for_output_section): New
1425 * output.cc (Output_segment::add_output_section): Call
1426 update_flags_for_output_section.
1428 2010-01-05 Ian Lance Taylor <iant@google.com>
1431 * options.h (class General_options): Add --undefined-version.
1432 * script.cc (struct Version_expression): Add was_matched_by_symbol
1434 (Version_script_info::matched_symbol): New function.
1435 (Version_script_info::get_symbol_version_helper): Call
1437 (Version_script_info::check_unmatched_names): New function.
1438 * script.h (class Version_script_info): Update declarations.
1439 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1441 * options.h (class General_options): Use DEFINE_bool_alias for
1442 allow_multiple_definition.
1443 * resolve.cc (Symbol_table::should_override): Don't test
1444 allow_multiple_definition.
1447 * options.h (class General_options): Add --cref.
1448 * main.cc (main): Print cref table if --cref. Don't close mapfile
1449 until after printing cref table.
1450 * cref.cc: Include "symtab.h".
1451 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1452 (Cref_table_compare::operator()): New function.
1453 (Cref_inputs::gather_cref): New function.
1454 (filecol): New static const.
1455 (Cref_inputs::print_cref): New function.
1456 (Cref::print_cref): New function.
1457 * cref.h: Include <cstdio>.
1458 (class Cref): Update declarations.
1459 * mapfile.h (Mapfile::file): New function.
1460 * object.h (class Object): Define Symbols. Declare virtual
1461 do_get_global_symbols.
1462 (Object::get_global_symbols): New function.
1463 * object.cc (Input_objects::add_object): Pass object to cref_ if
1465 (Input_objects::archive_start): Likewise.
1466 (Input_objects::archive_stop): Likewise.
1467 (Input_objects::print_cref): New function.
1468 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1469 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1471 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1473 * plugin.h (class Sized_pluginobj): Update declarations.
1475 2010-01-05 Ian Lance Taylor <iant@google.com>
1477 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1478 to is_default_version. Rename insdef to insdefault.
1479 (Symbol_table::add_from_relobj): Rename def to is_default_version
1480 and local to is_forced_local.
1481 (Symbol_table::add_from_pluginobj): Likewise.
1482 (Symbol_table::add_from_dynobj): Likewise.
1483 (Symbol_table::define_special_symbol): Rename insdef to
1486 2010-01-04 Ian Lance Taylor <iant@google.com>
1489 * options.h (class General_options): Add
1490 --allow-multiple-definition and -z muldefs.
1491 * resolve.cc (Symbol_table::should_override): Don't warn about a
1492 multiple symbol definition if --allow-multiple-definition or -z
1496 * options.h (class General_options): Add --add-needed and
1497 --copy-dt-needed-entries. Tweak --as-needed help entry.
1498 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1499 error if --copy-dt-needed-entries aka --add-needed is used and
1500 would cause a change in behaviour.
1503 * options.h (class General_options): Add -G as a short version of
1504 --shared. Add no-op options -assert, -g, and -i.
1506 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1508 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1509 check for .text or .gnu.linkonce.t sections.
1510 * icf.cc (Icf::find_identical_sections): Ditto.
1511 Change the detection for mangled function name within the section
1513 * icf.h (is_section_foldable_candidate): New function.
1515 2009-12-30 Ian Lance Taylor <iant@google.com>
1518 * options.h (class General_options): Permit two dashes with
1519 --retain-symbols-file.
1521 2009-12-30 Ian Lance Taylor <iant@google.com>
1524 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1525 don't put the file header and segment headers in the text
1529 * common.cc (Sort_commons::operator()): Stabilize sort when both
1531 (Symbol_table::do_allocate_commons_list): When allocating common
1532 symbols, skip a symbol which is no longer common.
1533 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1534 an object before checking its type.
1535 * testsuite/common_test_2.c: New file.
1536 * testsuite/common_test_3.c: New file.
1537 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1538 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1539 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1540 (common_test_2_pic.o, common_test_2.so): New targets.
1541 (common_test_3_pic.o, common_test_3.so): New targets.
1542 * testsuite/Makefile.in: Rebuild.
1545 * script.cc (read_input_script): If we see a new SECTIONS clause,
1546 and we have added an input section, give an error.
1547 * layout.h (class Layout): Add have_added_input_section function.
1548 Add have_added_input_section_ field.
1549 * layout.cc (Layout::Layout): Initialize
1550 have_added_input_section_.
1551 (Layout::layout): Set have_added_input_section_.
1552 (Layout::layout_eh_frame): Likewise.
1554 2009-12-30 Ian Lance Taylor <iant@google.com>
1557 * options.h (class General_options): Add --sort-common option.
1558 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1559 * common.cc (Sort_common): Add sort_order parameter to
1560 constructor. Add sort_order_ field.
1561 (Sort_commons::operator): Check sort_order_.
1562 (Symbol_table::allocate_commons): Determine the sort order.
1563 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1565 (Symbol_table::do_allocate_commons_list): Likewise.
1567 2009-12-30 Ian Lance Taylor <iant@google.com>
1570 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1571 symbols from this object, don't change the visibility of an
1573 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1575 2009-12-30 Ian Lance Taylor <iant@google.com>
1578 * script.h (class Version_script_info): Define Language enum.
1579 Update declarations. Define Glob, Exact, and Lookup types. Add
1580 new fields globals_, locals_, and is_finalized_.
1581 * script.cc: Various formatting fixes.
1582 (class Parser_closure): Change language_stack_ from a vector of
1583 std::string to one of Version_script_info::Language. Adjust all
1585 (class Lazy_demangler): Remove.
1586 (struct Version_expression): Change language from std::string to
1587 Version_script_info::Language.
1588 (Version_script_info::Version_script_info): New function.
1589 (Version_script_info::~Version_script_info): Don't call clear.
1590 (Version_script_info::finalize): New function.
1591 (Version_script_info::build_lookup_tables): New function.
1592 (Version_script_info::build_expression_list_lookup): New
1594 (Version_script_info::get_symbol_version_helper): Rewrite to use
1596 (Version_script_info::print_expression_list): Adjust to use
1597 Version_script_info::Language.
1598 (script_push_lex_into_version_mode): Check that the version script
1599 has not been finalized.
1600 (version_script_push_lang): Change language string to
1601 Version_script_info::Language.
1602 * options.cc (Command_line::version_script): New function.
1603 * options.h (class General_options): Add finalize_dynamic_list
1604 function. Change version_script from declaration to definition.
1605 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1606 * testsuite/version_script.map: Remove duplicate def of foo.
1607 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1609 * testsuite/Makefile.in: Rebuild.
1611 2009-12-30 Ian Lance Taylor <iant@google.com>
1614 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1615 if the input symbol index is 0, make the output symbol index 0.
1617 2009-12-30 Ian Lance Taylor <iant@google.com>
1620 * options.h (class General_options): Add -x/--discard-all.
1621 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1622 --discard-all. If the local symbol needs a dynamic entry, check
1623 that before handling --discard-locals.
1625 2009-12-30 Ian Lance Taylor <iant@google.com>
1628 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1630 (Output_segment::add_output_section): Don't change the flags if
1634 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1635 GNU hash table if they need a dynamic value. Otherwise, don't add
1636 them if they are defined in a dynamic object or are forced local.
1638 2009-12-29 Ian Lance Taylor <iant@google.com>
1641 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1642 .gnu.hash table for a 32-bit target.
1645 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1646 regular and a dynamic object only needs a dynamic symbol table
1647 entry if it is externally visible.
1650 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1651 constructor. Add global_offset_table_ field.
1652 (Target_i386::got_section): Set global_offset_table_.
1653 (Target_i386::do_finalize_sections): Set global_offset_table_
1655 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1656 in constructor. Add global_offset_table_ field.
1657 (Target_x86_64::got_section): Set global_offset_table_.
1658 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1661 * layout.cc (Layout::Layout): Initialize increase_relro_.
1662 (Layout::get_output_section): Add is_relro, is_last_relro, and
1663 is_first_non_relro parameters. Change all callers.
1664 (Layout::choose_output_section): Likewise.
1665 (Layout::add_output_section_data): Likewise.
1666 (Layout::make_output_section): Likewise.
1667 (Layout::set_segment_offsets): Clear increase_relro when using a
1669 * layout.h (class Layout): Add increase_relro method. Add
1670 increase_relro_ field. Update declarations.
1671 * output.cc (Output_section::Output_section): Initialize
1672 is_last_relro_ and is_first_non_relro_.
1673 (Output_segment::add_output_section): Group relro sections is
1674 do_sort is true. Handle is_last_relro and is_first_non_relro.
1675 (Output_segment::maximum_alignment): Remove relro handling.
1676 (Output_segment::set_section_addresses): Add increase_relro
1677 parameter. Change all callers. Add initial alignment to align
1678 relro sections on separate page. Remove old relro handling.
1679 (Output_segment::set_section_list_addresses): Remove in_relro
1680 parameter. Change all callers.
1681 (Output_segment::set_offset): Add increase parameter. Change all
1682 callers. Remove old relro handling.
1683 * output.h (class Output_section): Add new methods: is_last_relro,
1684 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1685 Add is_last_relro_ and is_first_non_relro_ fields.
1686 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1687 Create separate .got.plt section. Call increase_relro.
1688 * x86_64.cc (Target_x86_64::got_section): Likewise.
1689 * testsuite/relro_script_test.t: Add .got.plt.
1692 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1693 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1694 (Layout::finalize): Call set_dynamic_symbol_size.
1695 (Layout::set_dynamic_symbol_size): New function.
1696 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1697 set_dynamic_symbol_size.
1700 * output.h (class Output_section): Add is_entsize_zero_ field.
1701 * output.cc (Output_section::Output_section): Initialize
1703 (Output_section::set_entsize): If two different entsizes are
1704 requested, force it to zero.
1705 (Output_section::add_input_section): Set flags for .debug_str
1706 before updating section flags. Set entsize.
1707 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1708 and SHF_STRING if all input sections have those flags.
1710 2009-12-29 Rafael Espindola <espindola@google.com>
1712 * main.cc (main): Fix the sys time reporting.
1713 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1716 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1718 * options.cc (General_options::parse_version): Allow -v to exit
1719 without an error if there is nothing to link.
1721 2009-12-29 Ian Lance Taylor <iant@google.com>
1723 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1724 using a version of gcc before 4.1.
1725 * configure: Rebuild.
1727 2009-12-28 Chris Demetriou <cgd@google.com>
1729 * attributes.cc (Output_attributes_section_data::do_write): Use
1730 std::vector::front rather than std::vector::data.
1732 2009-12-28 Ian Lance Taylor <iant@google.com>
1734 * symtab.h (class Symbol_table): Add enum Defined.
1735 * resolve.cc (Symbol_table::should_override): Add defined
1736 parameter. Change all callers. Test whether object is NULL
1737 before calling a method on it.
1738 (Symbol_table::report_resolve_problem): Add defined parameter.
1740 (Symbol_table::should_override_with_special): Likewise.
1741 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1742 parameter. Change all callers.
1743 (Symbol_table::do_define_in_output_data): Likewise.
1744 (Symbol_table::define_in_output_segment): Likewise.
1745 (Symbol_table::do_define_in_output_segment): Likewise.
1746 (Symbol_table::define_as_constant): Likewise.
1747 (Symbol_table::do_define_as_constant): Likewise.
1748 * script.h (class Symbol_assignment): Add is_defsym parameter to
1749 constructor; change all callers.
1750 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1751 parameter. Change all callers. Add is_defsym_ field.
1752 (class Parser_closure): Add parsing_defsym parameter to
1753 constructor; change all callers. Add parsing_defsym accessor
1754 function. Add parsing_defsym_ field.
1756 2009-12-28 Ian Lance Taylor <iant@google.com>
1758 * gold.cc (queue_middle_tasks): Fix formatting.
1759 * object.cc (Relobj::is_section_name_included): Likewise.
1761 2009-12-23 Ian Lance Taylor <iant@google.com>
1763 * i386.cc (Target_i386::do_calls_non_split): Recognize
1764 -fsplit-stack prologue for a function with a static chain.
1765 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1766 -fsplit-stack prologue when using %r11.
1768 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1770 * options.cc (General_options::parse_version): Make -v continue and do
1771 the link like GNU ld does.
1773 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1775 * Makefile.am (CCFILES): Add timer.cc.
1776 (HFILES): Add timer.h.
1777 * configure.ac: Check for sysconf and times.
1778 * main.cc: include timer.h.
1779 (main): Use Timer instead of get_run_time.
1782 * workqueue.cc: include timer.h.
1783 (Workqueue::find_and_run_task):
1784 Report user, sys and wall time.
1785 * Makefile.in: Regenerate.
1786 * config.in: Regenerate.
1787 * configure: Regenerate.
1789 2009-12-16 Doug Kwan <dougkwan@google.com>
1791 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1793 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1794 relaxed input sections.
1795 * output.cc (Output_section::find_relaxed_input_section): Change
1796 return type to Output_relaxed_input_section pointer. Adjust code
1797 for new type of relaxed_input_section_map_.
1798 * output.h (Output_section::find_relaxed_input_section): Change
1799 return type to Output_relaxed_input_section pointer.
1800 (Output_section::Output_relaxed_input_section_by_input_section_map):
1802 (Output_section::relaxed_input_section_map_): Change type to
1803 Output_section::Output_relaxed_input_section_by_input_section_map.
1804 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1807 2009-12-15 Ian Lance Taylor <iant@google.com>
1809 * layout.cc (Layout::create_shstrtab): Only write out after input
1810 sections if we are compressing debug sections.
1812 2009-12-15 Ian Lance Taylor <iant@google.com>
1814 * archive.cc (Archive::add_symbols): Only look up a symbol without
1815 a version if there is, in fact, a version.
1817 2009-12-14 Ian Lance Taylor <iant@google.com>
1819 Revert -Wshadow changes, all changes from:
1820 2009-12-11 Doug Kwan <dougkwan@google.com>
1821 2009-12-11 Nick Clifton <nickc@redhat.com>
1822 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1824 2009-12-11 Doug Kwan <dougkwan@google.com>
1826 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1828 * attributes.cc (Object_attribute::size): Ditto.
1829 (Attributes_section_data::size): Ditto.
1830 (Attributes_section_data::Attributes_section_data): Ditto.
1831 (Output_attributes_section_data::do_write): Ditto.
1832 * attributes.h (Object_attribute::set_type): Ditto.
1833 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1835 2009-12-11 Nick Clifton <nickc@redhat.com>
1837 * archive.cc: Fix shadowed variable warnings.
1839 * compressed_output.cc: Likewise.
1840 * compressed_output.h: Likewise.
1841 * configure: Likewise.
1842 * dwarf_reader.cc: Likewise.
1843 * dynobj.cc: Likewise.
1844 * dynobj.h: Likewise.
1845 * ehframe.cc: Likewise.
1846 * ehframe.h: Likewise.
1847 * errors.cc: Likewise.
1848 * expression.cc: Likewise.
1849 * fileread.cc: Likewise.
1850 * fileread.h: Likewise.
1851 * freebsd.h: Likewise.
1852 * i386.cc: Likewise.
1854 * incremental.h: Likewise.
1855 * layout.cc: Likewise.
1856 * layout.h: Likewise.
1857 * mapfile.cc: Likewise.
1858 * merge.cc: Likewise.
1859 * merge.h: Likewise.
1860 * object.cc: Likewise.
1861 * object.h: Likewise.
1862 * options.h: Likewise.
1863 * output.cc: Likewise.
1864 * output.h: Likewise.
1865 * parameters.cc: Likewise.
1866 * plugin.cc: Likewise.
1867 * powerpc.cc: Likewise.
1868 * reduced_debug_output.cc: Likewise.
1869 * reduced_debug_output.h: Likewise.
1870 * reloc.cc: Likewise.
1871 * reloc.h: Likewise.
1872 * resolve.cc: Likewise.
1873 * script-sections.cc: Likewise.
1874 * script.cc: Likewise.
1875 * script.h: Likewise.
1876 * sparc.cc: Likewise.
1877 * symtab.cc: Likewise.
1878 * symtab.h: Likewise.
1879 * target-select.cc: Likewise.
1880 * target-select.h: Likewise.
1881 * token.h: Likewise.
1882 * workqueue.cc: Likewise.
1883 * workqueue.h: Likewise.
1884 * x86_64.cc: Likewise.
1886 2009-12-10 Doug Kwan <dougkwan@google.com>
1888 * arm.cc (attributes.h): New include.
1889 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1890 (Arm_relobj::~Arm_relobj): Delete object pointed by
1891 attributes_section_data_.
1892 (Arm_relobj::attributes_section_data): New method definition.
1893 (Arm_relobj::attributes_section_data_): New data member declaration.
1894 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1895 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1896 attributes_section_data_.
1897 (Arm_dynobj::attributes_section_data): New method definition.
1898 (Arm_dynobj::attributes_section_data_): New data member declaration.
1899 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1900 initialization value of may_use_blx_ to false.
1901 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1902 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1903 object attributes to compute results instead of hard-coding.
1904 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1905 Target_arm::get_secondary_compatible_arch,
1906 Target_arm::set_secondary_compatible_arch
1907 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1908 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1909 New method declarations.
1910 (Target_arm::get_aeabi_object_attribute): New method definition.
1911 (Target_arm::attributes_section_data_): New data member declaration.
1912 (read_arm_attributes_section): New template definition.
1913 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1914 (Arm_dynobj::do_read_symbols): Ditto.
1915 (Target_arm::do_finalize_sections): Merge attributes sections from
1916 input. Check for BLX use after attributes section merging.
1917 Fix __exidx_start and __exidx_end visibility. Create an
1918 .ARM.attributes section if necessary.
1919 (Target_arm::get_secondary_compatible_arch,
1920 Target_arm::set_secondary_compatible_arch,
1921 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1922 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1923 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1924 New method definitions.
1926 2009-12-09 Ian Lance Taylor <iant@google.com>
1928 * plugin.cc (Plugin::load): Don't cast from void* to a function
1931 2009-12-09 Ian Lance Taylor <iant@google.com>
1933 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1936 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1938 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1939 Replace two_file_shared_1.so with two_file_shared_2.so.
1940 * testsuite/Makefile.in: Regenerated.
1942 2009-12-08 Doug Kwan <dougkwan@google.com>
1944 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1945 (HFILES): Add attributes.h and int_encoding.h.
1946 * Makefile.in: Regenerate.
1947 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1948 function definitions to int_encoding.cc
1949 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1950 prototypes to int_encoding.h
1951 * reduced_debug_output.cc (int_encoding.h): New include.
1952 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1953 function definitions to int_encoding.cc
1954 (insert_into_vector, read_from_pointer): Move template definitions to
1956 * attributes.cc: New file.
1957 * attributes.h: New file.
1958 * int_encoding.cc: New file.
1959 * int_encoding.h: New file.
1961 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1964 * incremental-dump.cc (dump_incremental_inputs): New.
1965 (main): Use dump_incremental_inputs.
1967 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1970 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1971 checking elfcpp::STT_FUNC.
1972 (Target_i386::Relocate::relocate): Likewise.
1973 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1975 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1976 symbols from shared libraries into normal FUNC symbols.
1978 * symtab.h (Symbol): Add is_func and use it.
1980 2009-12-05 Doug Kwan <dougkwan@google.com>
1982 * arm.cc (Target_arm::arm_info): Initialize new fields
1983 attributes_section and attributes_vendor.
1984 * i386.cc (Target_i386::i386_info): Same.
1985 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1986 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1987 fields attributes_section and attributes_vendor.
1988 * sparc.cc (Target_sparc::sparc_info): Same.
1989 * target.h (Target::attributes_section, Target::attributes_vendor,
1990 Target::is_attributes_section, Target::attribute_arg_type,
1991 Target::attributes_order): New method definitions.
1992 (Target::Target_info::attributes_section,
1993 Target::Target_info::attributes_vendor): New fields.
1994 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1995 virtual method definitions.
1996 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1997 attributes_section and attributes_vendor.
1998 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2000 2009-12-05 Doug Kwan <dougkwan@google.com>
2002 * arm.cc: Update comments about interworking and stub generation.
2003 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2004 considered as non-PIC.
2005 (Arm_relocate_functions::base_abs): Fix formatting.
2006 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2007 of function to use GOT entry address instead of offset.
2008 (Target_arm::Scan::global): Issue an error if a symbol would need a
2009 PLT does not get one because it is untyped. Remove code to create
2010 dynamic symbols for relative branches.
2011 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2012 takes unsigned integer instead of boolean.
2014 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2016 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2017 (two_file_test_LDADD): Likewise.
2018 (common_test_1_LDADD): Likewise.
2019 (exception_test_LDADD) Likewise.
2020 (weak_test_LDADD): Likewise.
2021 (many_sections_test_LDADD): Likewise.
2022 (initpri1_LDADD): Likewise.
2023 (script_test_1_LDADD): Likewise.
2024 (script_test_2_LDADD): Likewise.
2025 (justsyms_LDADD): Likewise.
2026 (binary_test_LDADD): Likewise.
2027 (large_LDADD): Likewise.
2028 * testsuite/Makefile.in: Regenerated.
2030 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
2032 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2033 (Symbol_table::override_with_special): Likewise.
2034 (Symbol_table::add_from_object): Likewise.
2036 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2038 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2039 Don't set the data_offset twice.
2041 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2043 * testsuite/Makefile.in: Regenerate.
2045 2009-12-03 Doug Kwan <dougkwan@google.com>
2047 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2048 (Target_arm::do_finalize_sections): Add parameter for symbol table
2049 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2050 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2051 parameter for symbol table pointer.
2052 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2053 an additional parameter for a pointer to symbol table.
2054 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2055 parameter for a symbol table pointer.
2056 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2057 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2059 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2060 parameter for a symbol table pointer.
2062 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2064 * incremental.cc (Incremental_inputs_header)
2065 (Incremental_inputs_header_write, Incremental_inputs_entry)
2066 (Incremental_inputs_entry_write): Move ...
2067 * incremental.h (Incremental_inputs_header)
2068 (Incremental_inputs_header_write, Incremental_inputs_entry)
2069 (Incremental_inputs_entry_write): here.
2071 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2073 * incremental.cc (make_sized_incremental_binary): Set the target.
2074 Error if it is incompatible.
2075 * output.h (Output_file): Add filename method.
2077 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2079 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2080 from the get_* methods.
2082 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2084 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2085 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2086 Write 0 for the data_offset of scripts.
2088 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2090 * testsuite/Makefile.am: Add the incremental_test.sh test.
2091 * testsuite/incremental_test.sh: New.
2092 * testsuite/incremental_test_1.c: New.
2093 * testsuite/incremental_test_2.c: New.
2095 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2097 * incremental-dump.cc (main): Fix typos.
2099 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2102 * incremental-dump.cc (main): Use llu to print 64 bit values.
2104 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2105 H.J. Lu <hongjiu.lu@intel.com>
2107 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2109 (incremental_dump_LDADD): Likewise.
2110 * Makefile.in: Regenerated.
2112 2009-11-25 Doug Kwan <dougkwan@google.com>
2116 2009-11-25 Doug Kwan <dougkwan@google.com>
2118 * arm.cc (Target_arm::Target_arm): Move method definition
2119 outside of class definition. Add code to handle
2120 --target1-rel, --target1-abs and --target2= options.
2121 (Target_arm::get_reloc_reloc_type): Change method to be
2122 non-static and const.
2123 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2124 New data member declaration.
2125 (Target_arm::Scan::local, Target_arm::Scan::global,
2126 Target_arm::Relocate::relocate,
2127 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2128 Adjust call to Target_arm::get_real_reloc_type.
2129 (Target_arm::get_real_reloc_type): Use command line options
2130 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2131 * options.h (--target1-rel, --target1-abs, --target2): New
2134 2009-11-25 Doug Kwan <dougkwan@google.com>
2136 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2137 class definition. Add code to handle --target1-rel, --target1-abs
2138 and --target2= options.
2139 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2141 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2143 (Target_arm::Scan::local, Target_arm::Scan::global,
2144 Target_arm::Relocate::relocate,
2145 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2146 call to Target_arm::get_real_reloc_type.
2147 (Target_arm::get_real_reloc_type): Use command line options to
2148 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2149 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2152 2009-11-25 Doug Kwan <dougkwan@google.com>
2154 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2155 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2156 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2158 (Arm_relocate_functions::thm_call): Replace body with a call to
2159 Arm_relocate_functions::thumb_branch_common.
2160 (Arm_relocate_functions::thm_jump24,
2161 Arm_relocate_functions::thm_xpc22): New method definitions.
2162 (Arm_relocate_functions::thumb_branch_common): New method definition.
2163 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2165 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2166 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2168 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2170 * Makefile.am: Build incremental-dump
2171 * Makefile.in: Regenerate.
2172 * incremental-dump.cc: New.
2173 * incremental.cc (Incremental_inputs_header_data,
2174 Incremental_inputs_entry_data): Move to incremental.h
2175 * incremental.h: (Incremental_inputs_header_data,
2176 Incremental_inputs_entry_data): Move from incremental.cc
2178 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2180 * incremental.cc (Incremental_inputs_header,
2181 Incremental_inputs_header_write, Incremental_inputs_entry,
2182 Incremental_inputs_entry_write): Add a typedef with the data type.
2184 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2186 * incremental.cc (Incremental_inputs_header,
2187 Incremental_inputs_header_write, Incremental_inputs_entry,
2188 Incremental_inputs_entry_write): Update comment about which
2189 type has the filed descriptions.
2191 2009-11-15 Doug Kwan <dougkwan@google.com>
2193 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2194 (Arm_relocate_functions::arm_branch_common): Change method defintion
2195 in class definition to a method declaration and update list of formal
2197 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2198 Arm_relocation_functions::jump24): Adjust call to
2199 Arm_relocate_functions::arm_branch_common. Update list of formal
2201 (Arm_relocate_functions::xpc25): New method definition.
2202 (Arm_relocate_functions::arm_branch_common): Move method defintion
2203 out from class definition. Use stubs for mode-switching and extending
2205 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2206 specially. Change code to enable use of stubs in ARM branches.
2208 2009-11-10 Doug Kwan <dougkwan@google.com>
2210 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2211 in method declaration.
2212 (Target_arm::relocate_stub): New method declaration.
2213 (Target_arm::default_target): Change to return a pointer instead of
2215 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2216 Target_arm::default_target.
2217 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2219 (Target_arm::relocate_section): Adjust view.
2220 (Target_arm::relocate_stub): New method definition.
2222 2009-11-10 Doug Kwan <dougkwan@google.com>
2224 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2226 * incremental.cc (open_incremental_binary): Initialized local
2227 variables to avoid warnings.
2228 * object.cc (make_elf_object): Ditto.
2229 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2232 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2235 * testsuite/plugin_test.c: Include "config.h".
2237 2009-11-09 Doug Kwan <dougkwan@google.com>
2239 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2240 (arm_symbol_value): Remove.
2241 (Arm_relocate_functions::arm_branch_common,
2242 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2243 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2244 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2245 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2246 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2247 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2248 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2249 Arm_relocate_functions::thm_mobw_abs_nc,
2250 Arm_relocate_functions::thm_mov_abs,
2251 Arm_relocate_functions::movw_prel_nc,
2252 Arm_relocate_functions::thm_movt_abs,
2253 Arm_relocate_functions::movt_prel,
2254 Arm_relocate_functions::thm_movw_prel_nc,
2255 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2256 (Target_arm::Relocate::relocate): Only decompose address into two
2257 parts if relocation type uses the thumb-bit and pass the actual
2258 bit instead of a flag indicating that the thumb-bit is used. Adjust
2259 calls to methods in Arm_relocate_functions for this change.
2261 2009-11-08 Ian Lance Taylor <iant@google.com>
2264 * reloc.cc: Instantiate
2265 Sized_relobj::initialize_input_to_output_maps and
2266 Sized_relobj:free_input_to_output_maps.
2268 2009-11-06 Ian Lance Taylor <iant@google.com>
2271 * defstd.cc (in_segment): Set only_if_ref true for "end".
2273 2009-11-06 Doug Kwan <dougkwan@google.com>
2275 * arm.cc (class Reloc_stub): Correct a comment.
2276 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2277 (Target_arm::scan_section_for_stubs): New method declaration.
2278 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2279 Change methods from private to protected.
2280 (Target_arm::do_may_relax): New method definition.
2281 (Target_arm::do_relax, Target_arm::group_sections,
2282 Target_arm::scan_reloc_for_stub,
2283 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2284 (Target_arm::arm_input_section_map_): New data member declaration.
2285 (Target_arm::scan_reloc_for_stub,
2286 Target_arm::scan_reloc_section_for_stubs,
2287 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2288 Target_arm::do_relax): New method definitions.
2290 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2292 * configure.ac: Check for (struct stat)::st_mtim
2293 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2294 * config.in: Regenerate.
2295 * configure: Regenerate.
2297 2009-11-05 Ian Lance Taylor <iant@google.com>
2300 * output.cc (Output_segment::add_output_section): Add missing
2303 2009-11-04 Ian Lance Taylor <iant@google.com>
2306 * object.h (class Object): Add is_needed and set_is_needed
2307 methods. Add is_needed_ field. Make bool fields into bitfields.
2308 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2309 defined in a dynamic object and referenced by a regular object,
2310 set is_needed for the dynamic object.
2311 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2312 if the file is marked with as_needed and it is not needed.
2314 2009-11-04 Ian Lance Taylor <iant@google.com>
2317 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2318 tags if data is discarded by linker script.
2319 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2320 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2321 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2322 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2324 2009-11-04 Ian Lance Taylor <iant@google.com>
2326 * layout.cc (Layout::get_output_section): Add is_interp and
2327 is_dynamic_linker_section parameters. Change all callers.
2328 (Layout::choose_output_section): Likewise.
2329 (Layout::make_output_section): Likewise.
2330 (Layout::add_output_section_data): Add is_dynamic_linker_section
2331 parameter. Change all callers.
2332 * layout.h (class Layout): Update declarations.
2333 * output.h (class Output_section): Add is_interp, set_is_interp,
2334 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2335 Add is_interp_, is_dynamic_linker_section_ fields. Change
2336 generate_code_fills_at_write_ to a bitfield.
2337 * output.cc (Output_section::Output_sections): Initialize new
2339 (Output_segment::add_output_section): Add do_sort parameter.
2342 2009-11-03 Ian Lance Taylor <iant@google.com>
2345 * options.h (class General_options): Add --warn-common.
2346 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2347 merging two common symbols.
2348 (Symbol_table::should_override): Handle --warn-common when merging
2349 a common symbol with a defined symbol. Use report_resolve_problem
2350 for multiple definitions.
2351 (Symbol_table::report_resolve_problem): New function.
2352 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2354 2009-11-03 Doug Kwan <dougkwan@google.com>
2356 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2358 (Target_arm::stub_factory): New method definition.
2359 (Target_arm::new_arm_input_section,
2360 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2361 Target_arm::reloc_uses_thumb_bit): New method declarations.
2362 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2363 New type definitions.
2364 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2365 member declarations.
2366 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2367 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2368 New method definitions.
2370 2009-11-03 Ian Lance Taylor <iant@google.com>
2372 * options.h (class General_options): Add --warn_constructors.
2374 2009-11-03 Ian Lance Taylor <iant@google.com>
2377 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2378 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2380 2009-11-03 Ian Lance Taylor <iant@google.com>
2383 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2384 --msgid-bugs-address.
2385 (install-pdf): New target.
2386 (install-data_yes): Look up one directory to find mkinstalldirs.
2388 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2390 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2393 2009-10-30 Doug Kwan <dougkwan@google.com>
2395 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2397 2009-10-30 Doug Kwan <dougkwan@google.com>
2399 * arm.cc (Stub_addend_reader): New struct template definition
2400 and partial specializations.
2401 (Stub_addend_reader::operator()): New method definition for a
2402 partially specialized template.
2404 2009-10-30 Doug Kwan <dougkwan@google.com>
2406 * arm.cc (Arm_relobj::processor_specific_flags): New method
2408 (Arm_relobj::do_read_symbols): New method declaration.
2409 (Arm_relobj::processor_specific_flags_): New data member declaration.
2410 (Arm_dynobj): New class definition.
2411 (Target_arm::do_finalize_sections): Add input_objects parameter.
2412 (Target_arm::do_adjust_elf_header): New method declaration.
2413 (Target_arm::are_eabi_versions_compatible,
2414 (Target_arm::merge_processor_specific_flags): New method declaration.
2415 (Target_arm::do_make_elf_object): New overloaded method definitions
2417 (Arm_relobj::do_read_symbols): New method definition.
2418 (Arm_dynobj::do_read_symbols): Ditto.
2419 (Target_arm::do_finalize_sections): Add input_objects parameters.
2420 Merge processor-specific flags from all input objects.
2421 (Target_arm::are_eabi_versions_compatible,
2422 Target_arm::merge_processor_specific_flags,
2423 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2424 New method definitions.
2425 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2426 Input_objects pointer type parameter.
2427 * layout.cc (Layout::finalize): Pass input objects to target's.
2428 finalize_sections function.
2429 * output.cc (Output_file_header::do_sized_write): Set ELF file
2430 header's processor-specific flags.
2431 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2432 Input_objects pointer type parameter.
2433 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2434 * target.h (Input_objects): New forward class declaration.
2435 (Target::processor_specific_flags,
2436 Target::are_processor_specific_flags_sect): New method definitions.
2437 (Target::finalize_sections): Add input_objects parameter.
2438 (Target::Target): Initialize processor_specific_flags_ and
2439 are_processor_specific_flags_set_.
2440 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2442 (Target::set_processor_specific_flags): New method definition.
2443 (Target::processor_specific_flags_,
2444 Target::are_processor_specific_flags_set_): New data member
2446 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2447 Input_objects pointer type parameter.
2449 2009-10-30 Doug Kwan <dougkwan@google.com>
2451 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2453 2009-10-28 Ian Lance Taylor <iant@google.com>
2455 * object.h (class Relobj): Drop options parameter from
2456 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2457 do_scan_relocs, do_relocate. Change all callers.
2458 (class Sized_relobj): Drop options parameters from
2459 do_gc_process_relocs, do_scan_relocs, do_relocate,
2460 do_relocate_sections, relocate_sections, emit_relocs_scan,
2461 emit_relocs_scan_reltype. Change all callers.
2462 (struct Relocate_info): Remove options field and all references to
2464 * reloc.h (class Read_relocs): Remove options constructor
2465 parameter and options_ field. Change all callers.
2466 (class Gc_process_relocs, class Scan_relocs): Likewise.
2467 (class Relocate_task): Likewise.
2468 * target-reloc.h (scan_relocs): Remove options parameter. Change
2470 (scan_relocatable_relocs): Likewise.
2471 * target.h (class Sized_target): Remove options parameter from
2472 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2474 * gc.h (gc_process_relocs): Remove options parameter. Change all
2476 * arm.cc: Update functions to remove options parameters.
2477 * i386.cc: Likewise.
2478 * powerpc.cc: Likewise.
2479 * sparc.cc: Likewise.
2480 * x86_64.cc: Likewise.
2481 * testsuite/testfile.cc: Likewise.
2483 2009-10-28 Doug Kwan <dougkwan@google.com>
2485 * arm.cc (Arm_relobj): New class definition.
2486 (Arm_relobj::scan_sections_for_stubs,
2487 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2488 New method definitions.
2490 2009-10-28 Cary Coutant <ccoutant@google.com>
2492 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2493 (Plugin::cleanup_done_): New member.
2494 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2495 (Plugin_manager::cleanup_done_): Remove.
2496 (Plugin_manager::add_input_file): Edit error message.
2497 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2498 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2500 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2502 * fileread.cc: (File_read::View::~View): Use the new
2503 data_ownership_ filed.
2504 (File_read::~File_read): Dispose the new whole_file_view_.
2505 (File_read::open): Mmap the whole file if needed.
2506 (File_read::open): Use whole_file_view_ instead of contents_.
2507 (File_read::find_view): Use whole_file_view_ if applicable.
2508 (File_read::do_read): Use whole_file_view_ instead of contents_.
2509 (File_read::make_view): Use whole_file_view_ instead of contents_,
2510 update File_read::View::View call.
2511 (File_read::find_or_make_view): Update File_read::View::View
2513 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2515 (File_read::View::Data_ownership): New enum.
2516 (File_read::View::View): Replace bool mapped_ with Data_ownership
2518 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2519 (File_read::View::data_ownership_): New field.
2520 (File_read::contents_): Remove (replaced by whole_file_view_).
2521 (File_read::whole_file_view_): New field.
2522 * options.h (class General_options): Add --keep-files-mapped.
2524 2009-10-27 Cary Coutant <ccoutant@google.com>
2526 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2527 * testsuite/Makefile.am (plugin_test_5): New test case.
2528 * testsuite/Makefile.in: Regenerate.
2530 2009-10-25 Doug Kwan <dougkwan@google.com>
2532 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2533 from private to protected to allow access by child class.
2534 (Sized_relobj::do_relocate_sections): New method declaration.
2535 (Sized_relobj::relocate_sections): Virtualize.
2536 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2537 Sized_relobj::relocate_sections. Instantiate template explicitly
2538 for different target sizes and endianity.
2540 2009-10-24 Doug Kwan <dougkwan@google.com>
2542 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2543 (Arm_input_section::as_arm_input_section): New method.
2544 (Arm_output_section): New class definition.
2545 (Arm_output_section::create_stub_group,
2546 Arm_output_section::group_sections): New method definitions.
2548 2009-10-22 Doug Kwan <dougkwan@google.com>
2550 * arm.cc (Arm_input_section): New class definition.
2551 (Arm_input_section::init, Arm_input_section:do_write,
2552 Arm_input_section::set_final_data_size,
2553 Arm_input_section::do_reset_address_and_file_offset): New method
2556 2009-10-21 Doug Kwan <dougkwan@google.com>
2558 * arm.cc (Stub_table, Arm_input_section): New forward class
2560 (Stub_table): New class defintion.
2561 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2562 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2563 New method definition.
2565 2009-10-21 Doug Kwan <dougkwan@google.com>
2567 * arm.cc: Update copyright comments.
2568 (Target_arm): New forward class template declaration.
2569 (Arm_address): New type.
2570 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2571 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2572 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2574 (Insn_template): Same.
2575 (DEF_STUBS): New macro.
2576 (Stub_type): New enum type.
2577 (Stub_template): New class definition.
2580 (Stub_factory): Same.
2581 (Target_arm::Target_arm): Initialize may_use_blx_ and
2582 should_force_pic_veneer_.
2583 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2584 Target_arm::should_force_pic_veneer,
2585 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2586 Target_arm::using_thumb_only, Target_arm:;default_target): New
2588 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2589 New data member declarations.
2590 (Insn_template::size, Insn_template::alignment): New method defintions.
2591 (Stub_template::Stub_template): New method definition.
2592 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2593 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2594 (Stub_factory::Stub_factory): New method definition.
2595 * gold.h (string_hash): New template.
2596 * output.h (Input_section_specifier::hash_value): Use
2598 (Input_section_specifier::string_hash): Remove.
2599 * stringpool.cc (Stringpool_template::string_hash): Use
2602 2009-10-20 Doug Kwan <dougkwan@google.com>
2604 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2605 symbols of relaxed input sections.
2606 * output.h (Output_section::find_relaxed_input_section): Make
2609 2009-10-16 Doug Kwan <dougkwan@google.com>
2611 * dynobj.cc (Versions::Versions): Initialize version_script_.
2612 Only insert base version symbol definition for a shared object
2613 if version script defines any version versions.
2614 (Versions::define_base_version): New method definition.
2615 (Versions::add_def): Check that base version is not needed.
2616 (Versions::add_need): Define base version lazily.
2617 * dynobj.h (Versions::define_base_version): New method declaration.
2618 (Versions::needs_base_version_): New data member declaration.
2619 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2620 (check_DATA): Add no_version_test.stdout.
2621 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2623 * testsuite/Makefile.in: Regenerate.
2624 * testsuite/no_version_test.c: New file.
2625 * testsuite/no_version_test.sh: Ditto.
2627 2009-10-16 Doug Kwan <dougkwan@google.com>
2629 * expression.cc (class Segment_start_expression): New class definition.
2630 (Segment_start_expression::value): New method definition.
2631 (script_exp_function_segment_start): Return a new
2632 Segment_start_expression.
2633 * gold/script-c.h (script_saw_segment_start_expression): New function
2635 * script-sections.cc (Script_sections::Script_sections): Initialize
2636 SAW_SEGMENT_START_EXPRESSION_ to false.
2637 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2638 and -Tbbs options to specify section addresses if given in
2639 command line and no SEGMENT_START expression is seen in a script.
2640 * script-sections.h (Script_sections::saw_segment_start_expression,
2641 Script_sections::set_saw_segment_start_expression): New method
2643 (Script_sections::saw_segment_start_expression_): New data member
2645 * script.cc (script_saw_segment_start_expression): New function.
2646 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2647 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2648 script_test_7.sh and script_test_8.sh.
2649 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2650 script_test_8.stdout.
2651 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2652 (script_test_6, script_test_6.stdout, script_test_7,
2653 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2654 * Makefile.in: Regenerate.
2655 * testsuite/script_test_6.sh: New file.
2656 * testsuite/script_test_6.t: Same.
2657 * testsuite/script_test_7.sh: Same.
2658 * testsuite/script_test_7.t: Same.
2659 * testsuite/script_test_8.sh: Same.
2661 2009-10-16 Doug Kwan <dougkwan@google.com>
2663 * output.cc (Output_segment::set_section_list_address): Cast
2664 expressions to unsigned long long type to avoid format warnings.
2666 2009-10-15 Ian Lance Taylor <iant@google.com>
2668 * script.cc (Script_options::add_symbol_assignment): Always add a
2669 dot assignment to script_sections_.
2670 * script-sections.cc (Script_sections::add_dot_assignment):
2671 Initialize if necessary.
2673 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2674 program headers with no load segment if there is a linker script.
2676 * layout.cc (Layout::set_segment_offsets): Align the file offset
2677 to the segment aligment for -N or -n with no load segment.
2678 * output.cc (Output_segment::add_output_section): Don't crash if
2679 the first section is a TLS section.
2680 (Output_segment::set_section_list_addresses): Print an error
2681 message if the address moves backward in a linker script.
2682 * script-sections.cc
2683 (Output_section_element_input::set_section_addresses): Don't
2684 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2685 (Orphan_output_section::set_section_addresses): Likewise.
2687 2009-10-15 Doug Kwan <dougkwan@google.com>
2689 * layout.cc (Layout::finish_dynamic_section): Generate tags
2690 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2691 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2692 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2694 2009-10-14 Ian Lance Taylor <iant@google.com>
2696 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2698 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2699 data_shdr fields of relinfo.
2700 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2701 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2702 R_386_TLS_LDO_32, adjust based on section flags.
2703 (Target_i386::Relocate::fix_up_ldo): Remove.
2705 2009-10-13 Ian Lance Taylor <iant@google.com>
2707 Add support for -pie.
2708 * options.h (class General_options): Add -pie and
2710 (General_options::output_is_position_independent): Test -pie.
2711 (General_options::output_is_executable): Return true if not shared
2712 and not relocatable.
2713 (General_options::output_is_pie): Remove.
2714 * options.cc (General_options::finalize): Reject incompatible uses
2716 * gold.cc (queue_middle_tasks): A -pie link is not static.
2717 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2718 * symtab.cc (Symbol::final_value_is_known): Return false if
2719 output_is_position_independent.
2720 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2721 output_is_position_independent.
2722 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2723 output_is_position_independent.
2724 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2725 output_is_position_independent.
2726 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2728 (basic_pie_test.o, basic_pie_test): New targets.
2729 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2730 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2731 (two_file_pie_test): New target.
2732 * testsuite/Makefile.in: Rebuild.
2733 * README: Remove note saying that -pie is not supported.
2735 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2737 * options.h (class General_options): Add -init and -fini.
2738 * layout.cc (Layout::finish_dynamic_section): Emit
2739 given init and fini functions.
2741 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2743 * gc.h (gc_process_relocs): Check if icf is enabled using new
2745 * gold.cc (queue_initial_tasks): Likewise.
2746 (queue_middle_tasks): Likewise.
2747 * object.cc (do_layout): Likewise.
2748 * symtab.cc (is_section_folded): Likewise.
2749 * main.cc (main): Likewise.
2750 * reloc.cc (Read_relocs::run): Likewise.
2751 (Sized_relobj::do_scan_relocs): Likewise.
2752 * icf.cc (is_function_ctor_or_dtor): New function.
2753 (Icf::find_identical_sections): Check if function is ctor or dtor when
2755 * options.h (General_options::icf): Change option to be an enum.
2756 (Icf_status): New enum.
2757 (icf_enabled): New method.
2758 (icf_safe_folding): New method.
2759 (set_icf_status): New method.
2760 (icf_status_): New variable.
2761 * (options.cc) (General_options::finalize): Set icf_status_.
2762 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2763 icf_test and icf_keep_unique_test to use the --icf enum flag.
2764 * testsuite/icf_safe_test.sh: New file.
2765 * testsuite/icf_safe_test.cc: New file.
2767 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2769 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2770 includes to gc.h and icf.h.
2771 * arm.cc: Include gc.h.
2772 * gold.cc: Likewise.
2773 * i386.cc: Likewise.
2774 * powerpc.cc: Likewise.
2775 * sparc.cc: Likewise.
2776 * x86_64.cc: Likewise.
2777 * gc.h: Include icf.h.
2779 2009-10-11 Ian Lance Taylor <iant@google.com>
2781 * plugin.cc: Include "gold.h" before other header files.
2783 2009-10-10 Chris Demetriou <cgd@google.com>
2785 * options.h (Input_file_argument::Input_file_type): New enum.
2786 (Input_file_argument::is_lib_): Replace with...
2787 (Input_file_argument::type_): New member.
2788 (Input_file_argument::Input_file_argument): Take Input_file_type
2789 'type' rather than boolean 'is_lib' as second argument.
2790 (Input_file_argument::is_lib): Use type_.
2791 (Input_file_argument::is_searched_file): New function.
2792 (Input_file_argument::may_need_search): Handle is_searched_file.
2793 * options.cc (General_options::parse_library): Support -l:filename.
2794 (General_options::parse_just_symbols): Update for Input_file_argument
2796 (Command_line::process): Likewise.
2797 * archive.cc (Archive::get_file_and_offset): Likewise.
2798 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2799 * script.cc (read_script_file, script_add_file): Likewise.
2800 * fileread.cc (Input_file::Input_file): Likewise.
2801 (Input_file::will_search_for): Handle is_searched_file.
2802 (Input_file::open): Likewise.
2803 * readsyms.cc (Read_symbols::get_name): Likewise.
2804 * testsuite/Makefile.am (searched_file_test): New test.
2805 * testsuite/Makefile.in: Regenerate.
2806 * testsuite/searched_file_test.cc: New file.
2807 * testsuite/searched_file_test_lib.cc: New file.
2809 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2810 Ian Lance Taylor <iant@google.com>
2812 * descriptor.cc: Include <cstdio> and "binary-io.h".
2813 (Descriptors::open): Open the files in binary mode always.
2814 * script.cc (Lex::get_token): Treat \r as whitespace.
2816 2009-10-09 Ian Lance Taylor <iant@google.com>
2818 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2820 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2821 Ian Lance Taylor <iant@google.com>
2823 * configure.ac: Check for readv function also.
2824 * fileread.cc (readv): Define if not HAVE_READV.
2825 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2827 * config.in: Regenerate.
2828 * configure: Regenerate.
2830 2009-10-09 Doug Kwan <dougkwan@google.com>
2832 * layout.cc (Layout::make_output_section): Call target hook to make
2833 ordinary output section.
2834 (Layout::finalize): Adjust parameter list of call the
2835 Target::may_relax().
2836 * layout.h (class Layout::section_list): New method.
2837 * merge.h (Output_merge_base::entsize): Change visibility to public.
2838 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2840 (Output_merge_string::do_is_string): New method.
2841 * object.cc (Sized_relobj::do_setup): renamed from
2842 Sized_relobj::set_up.
2843 * object.h (Sized_relobj::adjust_shndx,
2844 Sized_relobj::initializ_input_to_output_maps,
2845 Sized_relobj::free_input_to_output_maps): Change visibilities to
2847 (Sized_relobj::setup): Virtualize.
2848 (Sized_relobj::do_setup): New method declaration.
2849 (Sized_relobj::invalidate_section_offset,
2850 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2851 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2852 * options.cc (parse_int): New function.
2853 * options.h (parse_int): New declaration.
2854 (DEFINE_int): New macro.
2855 (stub_group_size): New option.
2856 * output.cc (Output_section::Output_section): Initialize memebers
2857 merge_section_map_, merge_section_by_properties_map_,
2858 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2859 (Output_section::add_input_section): Handled deferred code-fill
2860 generation and remove an old comment.
2861 (Output_section::add_relaxed_input_section): New method definition.
2862 (Output_section::add_merge_input_section): Use merge section by
2863 properties map to speed to search. Update merge section maps
2865 (Output_section::build_relaxation_map): New method definition.
2866 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2868 (Output_section::relax_input_section): Renamed to
2869 Output_section::convert_input_sections_to_relaxed_sections and change
2870 interface to take a vector of pointers to relaxed sections.
2871 (Output_section::find_merge_section,
2872 Output_section::find_relaxed_input_section): New method definitions.
2873 (Output_section::is_input_address_mapped,
2874 Output_section::output_offset, Output_section::output_address):
2875 Use output section data maps to speed up searching.
2876 (Output_section::find_starting_output_address): Add comments.
2877 (Output_section::do_write,
2878 Output_section::write_to_postprocessing_buffer): Do code-fill
2879 generation as appropriate.
2880 (Output_section::get_input_sections): Invalidate relaxed input section
2882 (Output_section::restore_states): Adjust type of checkpoint .
2883 Invalidate relaxed input section map.
2884 * output.h (Output_merge_base): New class declaration.
2885 (Input_section_specifier): New class defintion.
2886 (class Output_relaxed_input_section) Change base class to
2887 Output_section_data_build.
2888 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2889 base class initializer.
2890 (Output_section::add_relaxed_input_section): New method declaration.
2891 (Output_section::Input_section): Change visibility to protected.
2892 (Output_section::Input_section::relobj,
2893 Output_section::Input_section::shndx): Handle relaxed input sections.
2894 Output_section::input_sections) Change visibility to protected. Also
2895 define overload to return a non-const pointer.
2896 (Output_section::Merge_section_properties): New class defintion.
2897 (Output_section::Merge_section_by_properties_map,
2898 Output_section::Output_section_data_by_input_section_map,
2899 Output_section::Relaxation_map): New types.
2900 (Output_section::relax_input_section): Rename method to
2901 Output_section::convert_input_sections_to_relaxed_sections and change
2902 interface to take a vector of relaxed section pointers.
2903 (Output_section::find_merge_section,
2904 Output_section::find_relaxed_input_section,
2905 Output_section::build_relaxation_map,
2906 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2907 New method declarations.
2908 (Output_section::merge_section_map_
2909 Output_section::merge_section_by_properties_map_,
2910 Output_section::relaxed_input_section_map_,
2911 Output_section::is_relaxed_input_section_map_valid_,
2912 Output_section::generate_code_fills_at_write_): New data members.
2913 * script-sections.cc
2914 (Output_section_element_input::set_section_addresses): Call
2915 current_data_size and addralign methods of relaxed input sections.
2916 (Orphan_output_section::set_section_addresses): Call current_data_size
2917 and addralign methods of relaxed input sections.
2918 * symtab.cc (Symbol_table::compute_final_value): Extract template
2919 from the body of Symbol_table::sized_finalize_symbol.
2920 (Symbol_table::sized_finalized_symbol): Call
2921 Symbol_table::compute_final_value.
2922 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2923 (Symbol_table::compute_final_value): New templated method declaration.
2924 * target.cc (Target::do_make_output_section): New method defintion.
2925 * target.h (Target::make_output_section): New method declaration.
2926 (Target::relax): Add more parameters for input objects, symbol table
2927 and layout. Adjust call to do_relax.
2928 (Target::do_make_output_section): New method declaration.
2929 (Target::do_relax): Add parameters for input objects, symbol table
2932 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2934 * pread.c: Include stdio.h.
2936 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2938 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2941 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2943 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2944 Change read_shndx type to unsigned int.
2945 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2947 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2948 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2949 Change read_shndx type to unsigned int.
2950 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2952 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2953 * layout.cc (Layout::create_symtab_sections): Cast the result of
2954 local_symcount * symsize to off_t in the gold_assert.
2956 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2958 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2959 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2961 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2962 (Arm_relocate_functions::thm_abs5): New function.
2963 (Arm_relocate_functions::abs12): New function.
2964 (Arm_relocate_functions::abs16): New function.
2965 (Arm_relocate_functions::base_abs): New function.
2966 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2967 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2968 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2970 (Scan::global): Likewise.
2971 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2972 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2973 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2974 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2977 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2979 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2980 (Arm_relocate_functions::movt_prel): New function.
2981 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2982 (Arm_relocate_functions::thm_movt_prel): New function.
2983 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2984 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2985 (Scan::global, Relocate::relocate): Likewise.
2986 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2988 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2990 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2991 Incremental_checker.
2992 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2994 (class Incremental_inputs_header): New class.
2995 (Incremental_inputs_header_writer): Edit comment.
2996 (Incremental_inputs_entry): New class.
2997 (Incremental_inputs_entry_writer): Edit comment.
2998 (Sized_incremental_binary::do_find_incremental_inputs_section):
2999 Add *strtab_shndx parameter, fill it.
3000 (Sized_incremental_binary::do_check_inputs): New method.
3001 (Incremental_checker::can_incrementally_link_output_file): Use
3002 Sized_incremental_binary::check_inputs.
3003 (Incremental_inputs::report_command_line): Save command line in
3006 (Incremental_binary::find_incremental_inputs_section): New
3008 (Incremental_binary::do_find_incremental_inputs_section): Add
3009 strtab_shndx parameter.
3010 (Incremental_binary::do_check_inputs): New pure virtual method.
3011 (Sized_incremental_binary::do_check_inputs): Declare.
3012 (Incremental_checker::Incremental_checker): Add incremental_inputs
3013 parameter, use it to initialize incremental_inputs_.
3014 (Incremental_checker::incremental_inputs_): New field.
3015 (Incremental_checker::command_line): New method.
3016 (Incremental_checker::inputs): New method.
3017 (Incremental_checker::command_line_): New field.
3019 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3021 * incremental.cc: Include <cstdarg> and "target-select.h".
3022 (vexplain_no_incremental): New function.
3023 (explain_no_incremental): New function.
3024 (Incremental_binary::error): New method.
3025 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3027 (make_sized_incremental_binary): New function.
3028 (open_incremental_binary): New function.
3029 (can_incrementally_link_file): Add checks if output is ELF and has
3031 * incremental.h: Include "elfcpp_file.h" and "output.h".
3032 (Incremental_binary): New class.
3033 (Sized_incremental_binary): New class.
3034 (open_incremental_binary): Declare.
3035 * object.cc (is_elf_object): Use
3036 elfcpp::Elf_recognizer::is_elf_file.
3037 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3038 * output.h (Output_file::filesize): New method.
3040 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3042 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3044 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3045 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3047 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3049 (Arm_relocate_functions::movw_abs_nc): New function.
3050 (Arm_relocate_functions::movt_abs): New function.
3051 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3052 (Arm_relocate_functions::thm_movt_abs): New function.
3053 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3054 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3055 (Scan::global): Likewise.
3056 (Relocate::relocate): Likewise.
3057 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3059 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3061 * arm.cc (Arm_relocate_functions::got_prel) New function.
3062 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3063 (Relocate::relocate): Likewise.
3064 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3066 2009-10-06 Ian Lance Taylor <iant@google.com>
3068 * options.h (class General_options): Define
3069 split_stack_adjust_size parameter.
3070 * object.h (class Object): Add uses_split_stack_ and
3071 has_no_split_stack_ fields. Add uses_split_stack and
3072 has_no_split_stack accessor functions. Declare
3073 handle_split_stack_section.
3074 (class Reloc_symbol_changes): Define.
3075 (class Sized_relobj): Define Function_offsets. Declare
3076 split_stack_adjust, split_stack_adjust_reltype, and
3078 * object.cc (Object::handle_split_stack_section): New function.
3079 (Sized_relobj::do_layout): Call handle_split_stack_section.
3080 * dynobj.cc (Sized_dynobj::do_layout): Call
3081 handle_split_stack_section.
3082 * reloc.cc (Sized_relobj::relocate_sections): Call
3083 split_stack_adjust for executable sections in split_stack
3084 objects. Pass reloc_map to relocate_section.
3085 (Sized_relobj::split_stack_adjust): New function.
3086 (Sized_relobj::split_stack_adjust_reltype): New function.
3087 (Sized_relobj::find_functions): New function.
3088 * target-reloc.h: Include "object.h".
3089 (relocate_section): Add reloc_symbol_changes parameter. Change
3091 * target.h (class Target): Add calls_non_split method. Declare
3092 do_calls_non_split virtual method. Declare match_view and
3094 * target.cc: Include "elfcpp.h".
3095 (Target::do_calls_non_split): New function.
3096 (Target::match_view): New function.
3097 (Target::set_view_to_nop): New function.
3098 * gold.cc (queue_middle_tasks): Give an error if mixing
3099 split-stack and non-split-stack objects with -r.
3100 * i386.cc (Target_i386::relocate_section): Add
3101 reloc_symbol_changes parameter.
3102 (Target_i386::do_calls_non_split): New function.
3103 * x86_64.cc (Target_x86_64::relocate_section): Add
3104 reloc_symbol_changes parameter.
3105 (Target_x86_64::do_calls_non_split): New function.
3106 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3108 * powerpc.cc (Target_powerpc::relocate_section): Add
3109 reloc_symbol_changes parameter.
3110 * sparc.cc (Target_sparc::relocate_section): Add
3111 reloc_symbol_changes parameter.
3112 * configure.ac: Call AM_CONDITIONAL for the default target.
3113 * configure: Rebuild.
3114 * testsuite/Makefile.am (TEST_AS): New variable.
3115 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3116 (check_DATA): Add split_i386 and split_x86_64 files.
3117 (SPLIT_DEFSYMS): Define.
3118 (split_i386_[1234n].o): New targets.
3119 (split_i386_[124]): New targets.
3120 (split_i386_[1234r].stdout): New targets.
3121 (split_x86_64_[1234n].o): New targets.
3122 (split_x86_64_[124]): New targets.
3123 (split_x86_64_[1234r].stdout): New targets.
3124 (MOSTLYCLEANFILES): Add new executables.
3125 * testsuite/split_i386.sh: New file.
3126 * testsuite/split_x86_64.sh: New file.
3127 * testsuite/split_i386_1.s: New file.
3128 * testsuite/split_i386_2.s: New file.
3129 * testsuite/split_i386_3.s: New file.
3130 * testsuite/split_i386_4.s: New file.
3131 * testsuite/split_i386_n.s: New file.
3132 * testsuite/split_x86_64_1.s: New file.
3133 * testsuite/split_x86_64_2.s: New file.
3134 * testsuite/split_x86_64_3.s: New file.
3135 * testsuite/split_x86_64_4.s: New file.
3136 * testsuite/split_x86_64_n.s: New file.
3137 * testsuite/testfile.cc (Target_test): Update relocation_section
3139 * testsuite/Makefile.in: Rebuild.
3141 2009-10-06 Ian Lance Taylor <iant@google.com>
3143 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3144 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3145 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3146 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3147 the address on ldo_addrs_.
3148 (Target_i386::Relocate::fix_up_ldo): New function.
3150 2009-10-06 Rafael Espindola <espindola@google.com>
3152 * plugin.cc (add_input_library): New.
3153 (Plugin::load): Add add_input_library to tv.
3154 (Plugin_manager::add_input_file): Add the is_lib argument.
3155 (add_input_file): Update call to Plugin_manager::add_input_file.
3156 (add_input_library): New.
3157 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3159 2009-09-30 Doug Kwan <dougkwan@google.com>
3161 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3162 symbol and call Symbol::may_need_copy_reloc to determine if
3163 a copy reloc is needed.
3164 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3165 nocopyreloc is given in command line.
3166 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3167 given in command line.
3168 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3169 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3170 of the removed Target_i386::may_need_copy_reloc.
3171 * options.h (copyreloc): New option with default value false.
3172 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3173 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3174 instead of the removed Target_powerpc::may_need_copy_reloc.
3175 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3176 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3177 instead of the removed Target_sparc::may_need_copy_reloc.
3178 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3179 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3180 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3181 instead of the removed Target_x86_64::may_need_copy_reloc.
3183 2009-09-30 Ian Lance Taylor <iant@google.com>
3185 * object.h (class Object): Remove target_ field, and target,
3186 sized_target, and set_target methods.
3187 (Object::sized_target): Remove.
3188 (class Sized_relobj): Update declarations. Remove sized_target.
3189 * object.cc (Sized_relobj::setup): Remove target parameter.
3191 (Input_objects::add_object): Don't do anything with the target.
3192 (make_elf_sized_object): Add punconfigured parameter. Change all
3193 callers. Set or test parameter target.
3194 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3196 * parameters.cc (Parameters::set_target): Change parameter type to
3198 (Parameters::default_target): Remove.
3199 (set_parameters_target): Change parameter type to be non-const.
3200 (parameters_force_valid_target): New function.
3201 (parameters_clear_target): New function.
3202 * parameters.h (class Parameters): Update declarations. Remove
3203 default_target method. Add sized_target and clear_target
3204 methods. Change target_ to be non-const.
3205 (set_parameters_target): Update declaration.
3206 (parameters_force_valid_target): Declare.
3207 (parameters_clear_target): Declare.
3208 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3209 as NULL if we aren't searching.
3210 (Add_symbols::run): Don't check for compatible target.
3211 * fileread.cc (Input_file::open_binary): Call
3212 parameters_force_valid_target.
3213 * gold.cc (queue_middle_tasks): Likewise.
3214 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3215 set_target on object.
3216 * dynobj.h (class Sized_dynobj): Update declarations.
3217 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3218 make_elf_object returns NULL.
3219 (Archive::include_member): Don't check whether object target is
3221 * output.cc (Output_section::add_input_section): Get target from
3223 (Output_section::relax_input_section): Likewise.
3224 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3226 (Sized_relobj::do_scan_relocs): Likewise.
3227 (Sized_relobj::relocate_sections): Likewise.
3228 * resolve.cc (Symbol_table::resolve): Likewise.
3229 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3230 parameter. Change all callers.
3231 (Symbol_table::add_from_object): Get target from parameters.
3232 (Symbol_table::add_from_relobj): Don't check object target.
3233 (Symbol_table::add_from_dynobj): Likewise.
3234 (Symbol_table::define_special_symbol): Get target from
3236 * symtab.h (class Symbol_table): Update declaration.
3237 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3238 parameter. Change all callers. Clear parameter target.
3239 (Binary_test): Test target here.
3240 * testsuite/object_unittest.cc (gold_testsuite): Remove
3241 target_test_pointer parameter. Change all callers.
3242 (Object_test): Test target here.
3244 2009-09-26 Ian Lance Taylor <iant@google.com>
3246 * testsuite/initpri1.c: Don't try to use constructor priorities if
3247 compiling with gcc before 4.3.
3249 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3251 * testsuite/retain_symbols_file_test.sh (check_present): Change
3252 output file name to retain_symbols_file_test.stdout.
3253 (check_absent): Likewise.
3255 2009-09-18 Craig Silverstein <csilvers@google.com>
3257 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3258 * options.cc: Include <cerrno> and <fstream>.
3259 (General_options::finalize): Parse -retain-symbols-file tag.
3260 * options.h: New flag.
3261 (General_options): New method should_retain_symbol, new
3262 variable symbols_to_retain.
3263 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3264 should_retain_symbol map.
3265 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3266 * testsuite/Makefile.in: Regenerate.
3267 * testsuite/retain_symbols_file_test.sh: New file.
3269 2009-09-18 Nick Clifton <nickc@redhat.com>
3271 * po/es.po: Updated Spanish translation.
3273 2009-09-17 Doug Kwan <dougkwan@google.com>
3275 * debug.h (DEBUG_RELAXATION): New constant.
3276 (DEBUG_ALL): Add DEBUG_RELAXATION.
3277 (debug_string_to_enum): Add relaxation debug option.
3279 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3280 Layout::Relaxation_debug_check::read_sections,
3281 Layout::Relaxation_debug_check::read_sections): New method definitions.
3282 (Layout::Layout): Initialize data members
3283 record_output_section_data_from_scrips_,
3284 script_output_section_data_list_ and relaxation_debug_check_.
3285 (Layout::save_segments, Layout::restore_segments,
3286 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3287 Layout::relaxation_loop_body): New method definitions.
3288 (Layout::finalize): Support relaxation. Move section layout code to
3289 Layout::relaxation_loop_body.
3290 (Layout::set_asection_address_from_script): Move code for orphan
3291 section placement out.
3292 (Layout::place_orphan_sections_in_script): New method definition.
3293 * layout.h (Output_segment_headers, Output_file_header):
3294 New forward class declarations.
3295 (Layout::~Layout): Define.
3296 (Layout::new_output_section_data_from_script): New method definition.
3297 (Layout::place_orphan_sections_in_script): New method declaration.
3298 (Layout::Segment_states): New type declaration.
3299 (Layout::save_segments, Layout::restore_segments,
3300 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3301 Layout::relaxation_loop_body): New method declarations.
3302 (Layout::Output_section_data_list): New type declaration.
3303 (Layout::Relaxation_debug_check): New class definition.
3304 (Layout::record_output_section_data_from_script_,
3305 Layout::script_output_section_data_list_, Layout::segment_states_,
3306 Layout::relaxation_debug_check_): New data members.
3307 * output.cc: (Output_section_headers::do_size): New method definition.
3308 (Output_section_headers::Output_section_headers): Move size
3309 computation to Output_section_headers::do_size.
3310 (Output_segment_headers::do_size): New method definition.
3311 (Output_file_header::Output_file_header): Move size computation to
3312 Output_file_header::do_size and call it.
3313 (Output_file_header::do_size): New method definition.
3314 (Output_data_group::Output_data_group): Adjust call to
3315 Output_section_data.
3316 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3317 (Output_symtab_xindex::do_write): Add array bound check.
3318 (Output_section::Input_section::print_to_mapfile): Handle
3319 RELAXED_INPUT_SECTION_CODE.
3320 (Output_section::Output_section): Initialize data member checkpoint_.
3321 (Output_section::~Output_section): Delete checkpoint object pointed
3323 (Output_section::add_input_section): Always add an Input_section if
3325 (Output_section::add_merge_input_section): Add assert.
3326 (Output_section::relax_input_section): New method definition.
3327 (Output_section::set_final_data_size): Set load address to zero for
3328 an unallocated section.
3329 (Output_section::do_address_and_file_offset_have_reset_values):
3330 New method definition.
3331 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3332 Handle relaxed input section.
3333 (Output_section::sort_attached_input_sections): Checkpoint input
3334 section list lazily.
3335 (Output_section::get_input_sections): Change type of input_sections to
3336 list of Simple_input_section pointers. Checkpoint input section list
3337 lazily. Also handle relaxed input sections.
3338 (Output_section::add_input_section_for_script): Take a reference to
3339 a Simple_input_section object instead of Relobj pointer and section
3340 index as parameter. Handle relaxed input sections.
3341 (Output_section::save_states, Output_section::restore_states): New
3343 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3344 (Output_data::is_data_size_fixed): New method definition.
3345 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3347 (Output_data::address_and_file_offset_have_reset_values): New method
3349 (Output_data::do_address_and_file_offset_have_reset_values): New method
3351 (Output_data::set_data_size): Check that data size is not fixed.
3352 (Output_data::fix_data_size): New method definition.
3353 (Output_data::is_data_size_fixed_): New data member.
3354 (Output_section_headers::set_final_data_size): New method definition.
3355 (Output_section_headers::do_size): New method declaration.
3356 (Output_segment_headers::set_final_data_size): New method definition.
3357 (Output_segment_headers::do_size): New method declaration.
3358 (Output_file_header::set_final_data_size)::New method definition.
3359 (Output_file_header::do_size)::New method declaration.
3360 (Output_section_data::Output_section_data): Add new parameter
3361 is_data_size_fixed and use it to fix data size.
3362 (Output_data_const::Output_data_const): Adjust call to base class
3363 constructor and fix data size.
3364 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3365 base class constructor and fix data size.
3366 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3367 base class constructor and fix data size.
3368 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3369 class constructor and fix data size.
3370 (Output_data_group::set_final_data_size): New method definition.
3371 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3372 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3373 class constructor and fix data size.
3374 (Output_relaxed_input_section): New class definition.
3375 (Output_section::Simple_input_section): New class definition.
3376 (Output_section::get_input_sections): Adjust parameter list.
3377 (Output_section::add_input_section_for_script): Same.
3378 (Output_section::save_states, Output_section::restore_states,
3379 Output_section::do_address_and_file_offset_have_reset_values,
3380 (Output_section::Input_section::Input_section): Handle
3381 RELAXED_INPUT_SECTION_CODE. Add new overload for
3382 Output_relaxed_input_section.
3383 (Output_section::Input_section::is_input_section,
3384 Output_section::Input_section::set_output_section): Handle relaxed
3386 (Output_section::Input_section::is_relaxed_input_section,
3387 Output_section::Input_section::output_section_data,
3388 Output_section::Input_section::relaxed_input_section): New method
3390 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3392 (Output_section::Input_section::u1_): Update comments.
3393 (Output_section::Input_section::u2_): Add new union member poris.
3394 (Output_section::Checkpoint_output_section): New classs definition.
3395 (Output_section::relax_input_section): New method declaration.
3396 (Output_section::checkpoint_): New data member.
3397 (Output_segment): Update comments.
3398 (Output_segment::Output_segment): Un-privatize copy constructor.
3399 (Output_segment::operator=): Un-privatize.
3400 * script-sections.cc (Output_section_element::Input_section_list):
3401 Change element type to Output_section::Simple_input_section.
3402 (Output_section_element_dot_assignment::set_section_addresses):
3403 Register output section data for relaxation clean up.
3404 (Output_data_exression::Output_data_expression): Adjust call to base
3405 constructor to fix data size.
3406 (Output_section_element_data::set_section_addresses): Register
3407 Output_data_expression object for relaxation clean up.
3408 (struct Input_section_info): Replace Relobj pointer and section index
3409 pair with Output_section::Simple_input_section and Convert struct to a
3411 (Input_section_sorter::operator()): Adjust access to
3412 Input_section_info data member to use accessors.
3413 (Output_section_element_input::set_section_addresses): Use layout
3414 parameter. Adjust code to use Output_section::Simple_input_section
3415 and Input_secction_info classes. Register filler for relaxation
3417 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3418 and section index pair with Output_section::Simple_input_section
3419 class. Adjust code accordingly.
3420 (Phdrs_element::release_segment): New method definition.
3421 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3423 (Script_sections::release_segments): New method definition.
3424 * gold/script-sections.h (Script_sections::release_segments): New
3426 * gold/target.h (Target::may_relax, Target::relax,
3427 Target::do_may_relax, Target::do_relax): New method definitions.
3429 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3431 * arm.cc (has_signed_unsigned_overflow): New function.
3432 (Arm_relocate_functions::abs8): New function.
3433 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3434 (Target_arm::Scan::global): Likewise.
3435 (Target_arm::relocate::relocate): Likewise.
3436 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3439 2009-09-16 Cary Coutant <ccoutant@google.com>
3441 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3442 * testsuite/Makefile.in: Regenerate.
3444 2009-09-11 Nick Clifton <nickc@redhat.com>
3446 * po/gold.pot: Updated by the Translation project.
3448 2009-09-08 Cary Coutant <ccoutant@google.com>
3450 * output.cc (Output_file::open): Add execute permission to empty file.
3451 * testsuite/Makefile.am (permission_test): New test.
3452 * testsuite/Makefile.in: Regenerate.
3454 2009-09-02 Ian Lance Taylor <iant@google.com>
3456 * output.cc (Output_file::resize): Call map_no_anonymous rather
3459 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3461 * gold.cc: Include "incremental.h".
3462 (queue_initial_tasks): Call Incremental_checker methods.
3463 * incremental.cc: Include "output.h".
3464 (Incremental_checker::can_incrementally_link_output_file): New
3466 * incremental.h (Incremental_checker): New class.
3468 * output.cc (Output_file::open_for_modification): New method.
3469 (Output_file::map_anonymous): Changed return type to bool. Record
3471 (Output_file::map_no_anonymous): New method, broken out of map.
3472 (Output_file::map): Use map_no_anonymous and map_anonymous.
3473 * output.h (class Output_file): Update declarations.
3475 2009-08-24 Cary Coutant <ccoutant@google.com>
3477 * options.h (Command_line::Pre_options): New class.
3478 (Command_line::pre_options): New member.
3479 * options.cc (gold::options::ready_to_register): New variable.
3480 (One_option::register_option): Do nothing if not registering options.
3481 Assert if same short option registered twice.
3482 (General_options::General_options): Turn off option registration when
3484 (Command_line::Pre_options::Pre_options): New constructor.
3486 2009-08-24 Cary Coutant <ccoutant@google.com>
3488 * options.h (General_options::no_keep_memory): Remove incorrect
3491 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3493 * Makefile.am (am__skiplex, am__skipyacc): New.
3494 * Makefile.in: Regenerate.
3496 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3498 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3499 (INCLUDES): ... this.
3500 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3501 (AM_CPPFLAGS): Renamed from ...
3502 (INCLUDE): ... this.
3503 * Makefile.in, testsuite/Makefile.in: Regenerate.
3505 * Makefile.in: Regenerate.
3506 * aclocal.m4: Likewise.
3507 * config.in: Likewise.
3508 * configure: Likewise.
3509 * testsuite/Makefile.in: Likewise.
3511 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3512 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3513 * Makefile.in: Regenerate.
3514 * testsuite/Makefile.in: Regenerate.
3516 2009-08-19 Cary Coutant <ccoutant@google.com>
3518 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3519 symbols in shared libraries overridden by hidden or internal symbols
3520 in the main program.
3522 2009-08-19 Chris Demetriou <cgd@google.com>
3524 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3525 checking source file names in error messages.
3527 2009-08-18 Doug Kwan <dougkwan@google.com>
3529 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3530 an elcpp::Ehdr as parameter. Adjust call to set_target.
3531 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3532 an elfcpp::Ehdr as parameter.
3533 * object.cc (Object::set_target): Remove the version that looks up
3534 a target and sets it.
3535 (Sized_relobj::setup): Take a Target object instead of
3536 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3537 (make_elf_sized_object): Find target and ask target to
3539 * object.h: (Object::set_target): Remove the version that looks up
3540 a target and sets it.
3541 (Sized_relobj::setup): Take a Target object instead of
3542 an elfcpp:Ehdr as parameter.
3543 * target.cc: Include dynobj.h.
3544 (Target::do_make_elf_object_implementation): New.
3545 (Target::do_make_elf_object): New.
3546 * target.h (Target::make_elf_object): New template declaration.
3547 (Target::do_make_elf_object): New method declarations.
3548 (Target::do_make_elf_object_implementation): New template declaration.
3550 2009-08-14 Ian Lance Taylor <iant@google.com>
3552 * gold.h (FUNCTION_NAME): Define.
3553 (gold_unreachable): Use FUNCTION_NAME.
3555 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3557 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3558 symbol in the --keep-unique list is not found.
3560 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3562 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3563 been maked as --keep-unique.
3564 (Icf::unfold_section): New function.
3565 * icf.h (Icf::unfold_section): New function.
3566 * options.h (General_options::keep_unique): New option.
3567 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3568 * testsuite/Makefile.in: Regenerate.
3569 * testsuite/icf_keep_unique_test.sh: New file.
3570 * testsuite/icf_keep_unique_test.cc: New file.
3572 2009-08-12 Cary Coutant <ccoutant@google.com>
3575 * resolve.cc (Symbol_table::resolve): Check for references from
3576 dynamic objects to hidden and internal symbols.
3577 * testsuite/Makefile.am (hidden_test.sh): New test.
3578 * testsuite/Makefile.in: Regenerate.
3579 * testsuite/hidden_test.sh: New script.
3580 * testsuite/hidden_test_1.c: New test source.
3581 * testsuite/hidden_test_main.c: New test source.
3583 2009-08-11 Doug Kwan <dougkwan@google.com>
3585 * arm.cc: Update comments.
3586 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3587 segment to locate the .ARM.exidx section if present.
3589 2009-08-09 Doug Kwan <dougkwan@google.com>
3591 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3594 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3595 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3598 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3600 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3601 valid tls_segment only for non-debug-section relocations.
3602 * testsuite/Makefile.am: Add gc_tls_test.
3603 * testsuite/Makefile.in: Regenerate.
3604 * testsuite/gc_tls_test.cc: New file.
3605 * testsuite/gc_tls_test.sh: New file.
3607 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3611 * Makefile.am (CCFILES): Add icf.cc.
3613 * Makefile.in: Regenerate.
3614 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3615 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3616 section, symbol and addend information for the relocs.
3617 * gold.cc (queue_middle_tasks): Call identical code folding.
3618 * gold.h: Add defines for multimap.
3619 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3620 to the call of finalize_local_symbols.
3621 * main.cc (main): Create object of class Icf.
3622 * object.cc (Sized_relobj::do_layout): Allow this function to be
3623 called twice during icf.
3624 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3625 to sections marked as identical by icf.
3626 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3628 (Sized_relobj::do_section_entsize): New function.
3629 * object.h (Object::section_entsize): New function.
3630 (Object::do_section_entsize): New pure virtual function.
3631 (Relobj::finalize_local_symbols): Add new parameter.
3632 (Relobj::do_section_entsize): New function.
3633 * options.h (General_options::icf): New option.
3634 (General_options::icf_iterations): New option.
3635 (General_options::print_icf_sections): New option.
3636 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3637 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3638 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3640 * symtab.cc (Symbol_table::is_section_folded): New function.
3641 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3642 to sections marked as identical by icf.
3643 * symtab.h (Symbol_table::set_icf): New function.
3644 (Symbol_table::icf): New function.
3645 (Symbol_table::is_section_folded): New function.
3646 (Symbol_table::icf_): New data member.
3647 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3648 * testsuite/Makefile.am: Add commands to build icf_test.
3649 * testsuite/Makefile.in: Regenerate.
3650 * testsuite/icf_test.sh: New file.
3651 * testsuite/icf_test.cc: New file.
3653 2009-07-24 Chris Demetriou <cgd@google.com>
3655 * layout.cc (is_compressible_debug_section): Fix incorrect
3656 comment about compressed section names.
3658 2009-07-20 Ian Lance Taylor <ian@airs.com>
3661 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3663 2009-07-16 Ian Lance Taylor <iant@google.com>
3666 * layout.h: #include <map>.
3667 (class Kept_section): Change from struct to class. Add accessors
3668 and setters. Add section size to Comdat_group mapping. Change
3669 Comdat_group to std::map. Add is_comdat_ field. Add
3670 linkonce_size field in union.
3671 (class Layout): Update declaration of find_or_add_kept_section.
3672 Don't declare find_kept_object.
3673 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3674 parameter. Add object, shndx, is_comdat, and is_group_name
3675 parameters. Change all callers. Adjust for new Kept_section.
3676 (Layout::find_kept_object): Remove.
3677 * object.cc (Sized_relobj::include_section_group): Update use of
3678 Kept_section. Rename secnum to shndx. Only record
3679 Kept_comdat_section if sections are the same size.
3680 (Sized_relobj::include_linkonce_section): Update use of
3681 Kept_section. Only record Kept_comdat_section if sections are the
3682 same size. Set size of linkonce section.
3683 (Sized_relobj::map_to_kept_section): Update call to
3684 get_kept_comdat_section.
3685 * object.h (class Sized_relobj): Rename fields in
3686 Kept_comdat_section to drop trailing underscores; change object
3687 field to Relobj*. Change Kept_comdat_section_table to store
3688 struct rather than pointer.
3689 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3690 Add kept_object and kept_shndx parameters. Change all callers.
3691 (Sized_relobj::get_kept_comdat_section): Change return type to
3692 bool. Add kept_object and kept_shndx parameters. Change all
3694 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3695 Layout::find_or_add_kept_section.
3697 2009-07-09 Ian Lance Taylor <iant@google.com>
3699 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3700 Reserve space in the hash table.
3702 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3704 * fileread.cc (File_read::get_mtime): New method.
3705 * fileread.h (Timespec): New structure.
3706 (File_read::get_mtime): New method.
3707 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3708 Renamed from timestamp_nsec.
3709 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3711 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3713 (Incremental_inputs::report_archive): Save mtime; style fix.
3714 (Incremental_inputs::report_obejct): Save mtime; style fix.
3715 (Incremental_inputs::report_script): Save mtime; style fix.
3716 (Incremental_inputs::finalize_inputs): Style fix.
3717 (Incremental_inputs::finalize): Style fix.
3718 (Incremental_inputs::create_input_section_data): Store inputs
3720 * incremental.h (Incremental_inputs::report_script): Add mtime
3722 (Incremental_inputs::Input_info::Input_info): Intialize only one
3724 (Incremental_inputs::Input_info::archive): Move to nameless
3726 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3727 (Incremental_inputs::Input_info::script): Move to nameless union.
3728 (Incremental_inputs::mtime): New field.
3729 * script.cc (read_input_script): Pass file mtime to
3731 * script.h (Script_info::inputs): Style fix.
3733 2009-07-01 Ian Lance Taylor <ian@airs.com>
3735 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3738 2009-06-24 Ian Lance Taylor <iant@google.com>
3741 * layout.cc (Layout::choose_output_section): If we find an
3742 existing section, update the flags.
3743 (Layout::create_notes): New function, broken out of
3745 (Layout::finalize): Don't create note sections.
3746 (Layout::create_note): Don't crash if linker script discards
3748 (Layout::create_gold_note): Likewise.
3749 (Layout::create_build_id): Likewise. Don't set
3750 after_input_sections on the section.
3751 (Layout::create_executable_stack_info): Remove target parameter.
3753 * layout.h (class Layout): Declare create_notes. Update
3754 declaration of create_executable_stack_info.
3755 * gold.cc (queue_middle_tasks): Call create_notes.
3756 * output.cc (Output_section::update_flags_for_input_section): Move
3757 here from output.h. If SHF_ALLOC flag is newly set, mark address
3759 * output.h (Output_data::mark_address_invalid): New function.
3760 (class Output_section): Only declare, not define,
3761 update_flags_for_input_section. Remove set_flags.
3763 2009-06-24 Ian Lance Taylor <iant@google.com>
3765 * script-sections.cc (Output_section_definition::
3766 set_section_addresses): Rename shadowing local load_address to
3769 2009-06-24 Ian Lance Taylor <iant@google.com>
3772 * reloc.cc (relocate_sections): Skip empty relocation sections.
3774 2009-06-23 Ian Lance Taylor <iant@google.com>
3777 * layout.cc (Layout::create_note): Use choose_output_section
3778 rather than make_output_section.
3780 2009-06-23 Ian Lance Taylor <iant@google.com>
3783 * options.cc (General_options::parse_V): Set printed_version_.
3784 (General_options::General_options): Initialize printed_version_.
3785 * options.h (class General_options): Add printed_version_ field.
3786 * gold.cc (queue_initial_tasks): If there are no input files,
3787 don't give a fatal error if we printed the version information.
3788 (queue_middle_tasks): If using -r with a shared object, give a
3789 fatal error rather than an ordinary error.
3791 2009-06-23 Ian Lance Taylor <iant@google.com>
3794 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3795 (Layout::make_output_section): Set have_stabstr_section_ if we see
3796 a .stab*str section.
3797 (Layout::finalize): Call link_stabs_sections.
3798 (Layout::link_stabs_sections): New file.
3799 * layout.h (class Layout): Add have_stabstr_section_ field.
3800 Declare link_stabs_sections.
3802 2009-06-23 Doug Kwan <dougkwan@google.com>
3804 * Makefile.am (libgold_a_LIBADD): New.
3805 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3806 * Makefile.in: Regenerate.
3807 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3808 * configure: Regenerate.
3809 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3810 * fileread.cc: Include sys/state.h
3811 * gold.h: Declare memmem and strndup if found missing.
3812 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3814 2009-06-23 Ian Lance Taylor <iant@google.com>
3816 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3817 * configure: Rebuild.
3819 2009-06-23 Ian Lance Taylor <iant@google.com>
3822 * object.cc (Object::section_contents): Don't try to get a view if
3823 the section has length zero.
3824 (Object::handle_gnu_warning_section): If the section is empty, use
3825 the name of the section as the warning.
3827 2009-06-23 Ian Lance Taylor <iant@google.com>
3830 * stringpool.h (class Stringpool_template): Add optimize_ field.
3831 (Stringpool_template::set_optimize): New function.
3832 * stringpool.cc (Stringpool_template::Stringpool_template):
3833 Initialize optimize_ field.
3834 (Stringpool_template::set_string_offsets): Test local optimize
3835 fild rather than parameter.
3836 * layout.cc (Layout::Layout): Call set_optimize on the section
3839 2009-06-22 Ian Lance Taylor <iant@google.com>
3842 * yyscript.y: Parse TARGET.
3843 * script.cc (script_set_target): New function.
3844 * script-c.h (script_set_target): Declare.
3845 * options.cc (General_options::string_to_object_format): Rename
3846 from string_to_object_format in anonymous namespace. Change
3848 * options.h (class General_options): Declare
3849 string_to_object_format.
3851 2009-06-22 Ian Lance Taylor <iant@google.com>
3853 * script-sections.cc (Script_sections::create_segments): Don't put
3854 program headers in a PT_LOAD segment if -n or -N.
3856 2009-06-22 Ian Lance Taylor <iant@google.com>
3859 * options.h (class General_options): Add -z lazy and -z now. Sort
3860 -z options into alphabetical order.
3861 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3863 2009-06-21 Ian Lance Taylor <iant@google.com>
3865 * layout.cc (Layout::make_output_section): Call
3866 Target::new_output_section.
3867 (Layout::attach_allocated_section_to_segment): Put large section
3868 sections in a separate load segment with the large segment flag
3870 (Layout::segment_precedes): Sort large data segments after other
3872 (align_file_offset): New static function.
3873 (Layout::set_segment_offsets): Use align_file_offset.
3874 * output.h (class Output_section): Add is_small_section_ and
3875 is_large_section_ fields.
3876 (Output_section::is_small_section): New function.
3877 (Output_section::set_is_small_section): New function.
3878 (Output_section::is_large_section): New function.
3879 (Output_section::set_is_large_section): New function.
3880 (Output_section::is_large_data_section): New function.
3881 (class Output_segment): Add is_large_data_segment_ field.
3882 (Output_segment::is_large_data_segment): New function.
3883 (Output_segment::set_is_large_data_segment): New function.
3884 * output.cc (Output_section::Output_section): Initialize new
3886 (Output_segment::Output_segment): Likewise.
3887 (Output_segment::add_output_section): Add assertion that large
3888 data sections always go in large data segments. Force small data
3889 sections to the end of the list of data sections. Force small BSS
3890 sections to the start of the list of BSS sections. For large BSS
3891 sections to the end of the list of BSS sections.
3892 * symtab.h (class Symbol): Declare is_common_shndx.
3893 (Symbol::is_defined): Check Symbol::is_common_shndx.
3894 (Symbol::is_common): Likewise.
3895 (class Symbol_table): Define enum Commons_section_type. Update
3896 declarations. Add small_commons_ and large_commons_ fields.
3897 * symtab.cc (Symbol::is_common_shndx): New function.
3898 (Symbol_table::Symbol_table): Initialize new fields.
3899 (Symbol_table::add_from_object): Put small and large common
3900 symbols in the right list.
3901 (Symbol_table::sized_finalized_symbol): Check
3902 Symbol::is_common_shndx.
3903 (Symbol_table::sized_write_globals): Likewise.
3904 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3905 common symbol lists. Don't call do_allocate_commons_list if the
3907 (Symbol_table::do_allocate_commons_list): Remove is_tls
3908 parameter. Add comons_section_type parameter. Change all
3909 callers. Handle small and large common symbols.
3910 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3911 Symbol::is_common_shndx.
3912 * resolve.cc (symbol_to_bits): Likewise.
3913 * target.h (Target::small_common_shndx): New function.
3914 (Target::small_common_section_flags): New function.
3915 (Target::large_common_shndx): New function.
3916 (Target::large_common_section_flags): New function.
3917 (Target::new_output_section): New function.
3918 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3919 small_common_section_flags, and large_common_section_flags
3921 (Target::do_new_output_section): New virtual function.
3922 * arm.cc (Target_arm::arm_info): Initialize new fields.
3923 * i386.cc (Target_i386::i386_info): Likewise.
3924 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3926 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3927 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3928 (Target_x86_64::do_new_output_section): New function.
3929 * configure.ac: Define conditional MCMODEL_MEDIUM.
3930 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3931 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3932 (large_LDFLAGS): Define.
3933 * testsuite/large.c: New file.
3934 * testsuite/testfile.cc (Target_test::test_target_info):
3935 Initialize new fields.
3936 * configure, testsuite/Makefile.in: Rebuild.
3938 2009-06-05 Doug Kwan <dougkwan@google.com>
3940 * Makefile.am (CCFILES): Add target.cc.
3941 * Makefile.in: Regenerate.
3942 * i386.cc (class Target_i386): Define new virtual method to
3943 override do_is_local_label_name in parent.
3944 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3945 local symbols if --discard-locals or -X is given.
3946 * options.h (class General_options): Declare new options
3947 '--discard-locals' and '-X' for discarding locals.
3948 * target.h (class Target): Define new methods is_local_label_name.
3949 Declare new virtual method do_is_local_label_name.
3950 * target.cc: New file.
3951 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3952 (check_SCRIPTS): Add discard_locals_test.sh.
3953 (check_DATA): Add discard_local_tests.syms.
3954 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3955 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3956 * testsuite/Makefile.in: Regenerate.
3957 * testsuite/discard_locals_test.c: New file.
3958 * testsuite/discard_locals_test.sh: Same.
3960 2009-06-05 Doug Kwan <dougkwan@google.com>
3962 * object.cc (Sized_relobj::Sized_relobj): Initialize
3963 discarded_eh_frame_shndx_ to -1U.
3964 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3966 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3967 a discarded .eh_frame section.
3968 (Sized_relobj::do_finalize_local_symbols): Ditto.
3969 * object.h (class Sized_relobj): Declare new member
3970 discarded_eh_frame_shndx_.
3971 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3972 (local_labels_test.o, local_labels_test): New rules.
3973 * testsuite/Makefile.in: Regenerate.
3975 2009-06-04 Doug Kwan <dougkwan@google.com>
3977 * layout.cc (Layout::section_name_mapping): Add mapping for
3978 special ARM sections.
3980 2009-06-03 Doug Kwan <dougkwan@google.com>
3982 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3983 (utils::has_overflow): Same.
3985 2009-06-03 Ian Lance Taylor <iant@google.com>
3987 * layout.cc (Layout::section_name_mapping): New array, replacing
3988 Layout::linkonce_mapping.
3989 (Layout::section_name_mapping_count): New variable, replacing
3990 Layout::linkonce_mapping_count.
3991 (Layout::linkonce_output_name): Remove.
3992 (Layout::output_section_name): Rewrite.
3993 * layout.h (class Layout): Rename Linkonce_mapping to
3994 Section_name_mapping, linkonce_mapping to section_name_mapping,
3995 linkonce_mapping_count to section_name_mapping_count. Don't
3996 declare linkonce_output_name.
3998 2009-06-03 Doug Kwan <dougkwan@google.com>
4000 * gold/arm.cc (namespace utils): New.
4001 (Target_arm::reloc_is_non_pic): Define new method.
4002 (class Arm_relocate_functions): New.
4003 (Target_arm::Relocate::relocate): Handle relocation types used by
4006 2009-06-03 Ian Lance Taylor <iant@google.com>
4008 * arm.cc (Target_arm::scan::global): Use || instead of |.
4010 2009-06-02 Doug Kwan <dougkwan@google.com>
4012 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4013 issued_non_pic_error_.
4014 (class Target_arm::Scan): Declare new method check_non_pic.
4015 Define new method symbol_needs_plt_entry.
4016 Declare new data member issued_non_pic_error_.
4017 (class Target_arm::Relocate): Declare new method
4018 should_apply_static_reloc.
4019 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4020 (Target_arm::Scan::check_non_pic): Define new method.
4021 (Target_arm::Scan::local): Handle a small subset of reloc types used
4023 (Target_arm::Scan::local): Same.
4024 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4026 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4028 * incremental.cc (Incremental_inputs::report_command_line): Filter
4029 out --incremental-* options.
4031 2009-05-29 Doug Kwan <dougkwan@google.com>
4033 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4035 (class Target_arm): Update comment.
4036 (Target_arm::Target_arm): Initialize new data members GOT_,
4037 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4038 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4039 and Target_arm::rel_dyn_section.
4040 Declare new_enum Target_arm::Got_type.
4041 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4043 Update commments for member do_dynsym_value.
4044 (Target_arm::got_size, Target_arm::plt_section,
4045 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4046 new methods inside class defintion.
4047 (Target_arm::got_section): Define new method.
4048 (Target_arm::rel_dyn_section): Same.
4049 (Output_data_plt_arm): New template class.
4050 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4051 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4052 (Output_data_plt_arm::add_entry): Same.
4053 (Output_data_plt_arm::first_plt_entry): Define new
4054 static data member for PLT instruction template.
4055 (Output_data_plt_arm::plt_entry): Same.
4056 (Output_data_plt_arm::do_write): Define new method.
4057 (Target_arm::make_plt_entry): Same.
4058 (Target_arm::do_finalize_sections): Same.
4059 (Target_arm::do_dynsym_value): Same.
4061 2009-05-28 Doug Kwan <dougkwan@google.com>
4063 * Makefile.am (TARGETSOURCES): Add arm.cc.
4064 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4065 * Makefile.in: Regenerate.
4067 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4069 2009-05-26 Doug Kwan <dougkwan@google.com>
4071 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4072 (General_options::check_excluded_libs): Strip off directories in
4073 archive name before matching like GNU ld does.
4074 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4075 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4076 (exclude_libs_test_LDFLAGS): Add linker option
4077 -Wl,--exclude-libs,libexclude_libs_test_3
4078 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4079 an explicit archive without using -l.
4080 (alt/libexclude_libs_test_3.a): New make rule.
4081 * testsuite/Makefile.in: Regenerate.
4082 * testsuite/exclude_libs_test.c : Declare lib3_default().
4084 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4085 * exclude_libs_test_3.c: New file.
4087 2009-05-26 Nick Clifton <nickc@redhat.com>
4089 * po/id.po: New Indonesian translation.
4090 * po/gold.pot: Updated template file.
4092 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4094 * testsuite/Makefile.am: Add -ffunction-sections to compile
4095 gc_comdat_test files. Add -Wl,--gc-sections to build
4097 * testsuite/Makefile.in: Regenerate.
4098 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4100 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4102 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4103 kept comdat section was garbage collected.
4104 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4105 * testsuite/Makefile.in: Regenerate.
4106 * testsuite/gc_comdat_test.sh: New file.
4107 * testsuite/gc_comdat_test_1.cc: New file.
4108 * testsuite/gc_comdat_test_2.cc: New file.
4110 2009-05-19 Doug Kwan <dougkwan@google.com>
4112 * archive.cc (Archive::Archive): Move constructor from archive.h
4113 to here. Initialize no_export_.
4114 (Archive::get_elf_object_for_member): Set no_export flag of object.
4115 * archive.h (Archive::Archive): Move constructor body to
4117 (Archive::no_export): New method.
4118 (Archive::no_export_): New field.
4119 * object.h (Object::Object): Initialize no_export_ to false.
4120 (Object::no_export, Object::set_no_export): New methods.
4121 (Object::no_export_): New field.
4122 * options.cc (General_options::parse_exclude_libs): New method.
4123 (General_options::check_excluded_libs) Same.
4124 * options.h (exclude_libs): New option.
4125 (General_options::check_excluded_libs): New method declaration.
4126 (General_options::excluded_libs_): New field.
4127 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4128 default or protected visibility if an object has no-export flag set.
4129 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4130 (check_SCRIPTS): Add exclude_libs_test.sh.
4131 (check_DATA): Add exclude_libs_test.syms.
4132 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4133 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4134 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4135 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4136 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4137 libexclude_libs_test_2.a): New rules.
4138 * testsuite/Makefile.in: Regenerate.
4139 * testsuite/exclude_libs_test.c: New file.
4140 * testsuite/exclude_libs_test.sh: Ditto.
4141 * testsuite/exclude_libs_test_1.c: Ditto.
4142 * testsuite/exclude_libs_test_2.c: Ditto.
4144 2009-05-15 Ian Lance Taylor <iant@google.com>
4146 * configure.ac: Check for declarations for cases where libiberty.h
4147 checks HAVE_DECL_xxx.
4148 * configure, config.in: Rebuild.
4150 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4152 * gold.h (Incremental_argument_list): Remove (invalid) forward
4154 * incremental.cc (Incremental_inputs::report_achive): New method.
4155 (Incremental_inputs::report_object): New method.
4156 (Incremental_inputs::report_script): New method.
4157 (Incremental_inputs::finalize_inputs): New method.
4158 (Incremental_inputs::finalize): Call finalize_inputs().
4159 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4160 Create inputs entries.
4161 * incremental.h (Incremental_input_type): New enum.
4162 (Incremental_inputs::Incremental_input): Initialize new fields.
4163 (Incremental_inputs::report_inputs): New method.
4164 (Incremental_inputs::report_achive): New method.
4165 (Incremental_inputs::report_object): New method.
4166 (Incremental_inputs::report_script): New method.
4167 (Incremental_inputs::finalize_inputs): New method.
4168 (Incremental_inputs::Input_info): New struct.
4169 (Incremental_inputs::Input_info_map): New typedef.
4170 (Incremental_inputs::lock_): New field.
4171 (Incremental_inputs::Inputs_): New field.
4172 (Incremental_inputs::Inputs_map): New field.
4173 * main.cc (main): Call Incremental_input::report_inputs.
4174 * options.h (Input_argument_list): Typedef moved from
4176 (Input_file_group::Files): Remove, use ::Input_argument_list.
4177 (Input_file_group::Input_argument_list): Remove, use
4178 ::Input_argument_list.
4179 * plugin.cc (Plugin_manager::add_input_file): Add error in
4181 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4183 * script.cc (read_input_script): Call
4184 Incremental_input::report_script.
4185 * script.h (Script_info): New class.
4187 2009-04-27 Ian Lance Taylor <iant@google.com>
4189 * x86_64.cc (do_adjust_output_section): Set entsize to
4192 2009-04-23 Elliott Hughes <enh@google.com>
4194 * output.cc (Output_file::close): After short writes, continue
4195 writing from the correct offset in the buffer being written.
4197 2009-04-23 Chris Demetriou <cgd@google.com>
4199 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4200 * configure: Regenerate.
4201 * config.in: Regenerate.
4202 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4203 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4205 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4207 * incremental.cc (Incremental_inputs_header_data): Renamed from
4208 Incremental_input_header_data.
4209 (Incremental_inputs_header_data::data_size): New field.
4210 (Incremental_inputs_header_data::put_input_file_count): Renamed
4211 from input_file_count.
4212 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4213 from command_line_offset.
4214 (Incremental_inputs_header_data::put_reserved): Renamed from
4216 (Incremental_inputs_entry_data): Renamed from
4217 Incremental_input_entry_data.
4218 (Incremental_inputs_entry_data::data_size): New field.
4219 (Incremental_inputs::report_command_line): New method.
4220 (Incremental_inputs::finalize): New method.
4221 (Incremental_inputs::create_incremental_inputs_data): New method.
4222 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4223 * incremental.h: New file.
4224 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4225 (Layout::finalize): Create incremental inputs section in
4227 (Layout::create_incremental_info_sections): New method.
4228 * layout.h (Layout::incremental_inputs): New method.
4229 (Layout::create_incremental_info_sections): New method.
4230 (Layout::incremental_inputs_): New field.
4231 * main.cc (main): Notify Incremental_input of the command line.
4233 2009-04-01 Ian Lance Taylor <iant@google.com>
4234 Mikolaj Zalewski <mikolajz@google.com>
4236 * gold.h (reserve_unordered_map): Define, three versions, one for
4237 each version of Unordered_map.
4238 * layout.cc (Layout::Layout): Remove options parameter. Add
4239 number_of_input_files parameter. Don't initialize options_.
4240 Initialize number_of_input_files_ and resized_signatures_. Move
4241 sections_are_attached_.
4242 (Layout::layout_group): Reserve space for group_signatures_.
4243 (Layout::find_or_add_kept_section): Change name parameter to be a
4244 reference. Resize signatures_ map when it gets large enough.
4245 (Layout::layout_eh_frame): Use parameters->options() instead of
4247 (Layout::make_output_section): Likewise.
4248 (Layout::attach_allocated_section_to_segment): Likewise.
4249 (Layout::finalize, Layout::create_executable_stack): Likewise.
4250 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4251 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4252 * layout.h (class Layout): Update declarations. Remove options_
4253 field. Add number_of_input_files_ and resized_signatures_
4254 fields. Move sections_are_attached_ field.
4255 * main.cc (main): Pass number of input files to Layout
4256 constructor. Don't pass options.
4258 2009-03-30 Ian Lance Taylor <iant@google.com>
4260 * ffsll.c (ffsll): Correct implementation.
4262 2009-03-27 Ian Lance Taylor <iant@google.com>
4264 * ffsll.c: New file.
4265 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4266 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4267 * ftruncate.c (ftruncate): Declare before definition.
4268 * mremap.c (mremap): Likewise.
4269 * pread.c (pread): Likewise.
4270 * configure, Makefile.in, config.in: Rebuild.
4272 * mremap.c: New file.
4273 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4274 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4275 (mremap): Declare if HAVE_MREMAP is not defined.
4276 * configure, Makefile.in, config.in: Rebuild.
4278 2009-03-27 Cary Coutant <ccoutant@google.com>
4280 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4281 position independent.
4282 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4283 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4285 2009-03-24 Cary Coutant <ccoutant@google.com>
4287 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4289 (needs_dynamic_reloc): Likewise.
4291 2009-03-24 Ian Lance Taylor <iant@google.com>
4293 * yyscript.y (file_cmd): Recognize EXTERN.
4294 (extern_name_list, extern_name_list_body): New nonterminals.
4295 * script.cc (script_add_extern): Define.
4296 * script-c.h (script_add_extern): Declare.
4298 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4300 * object.cc (is_elf_object): Define.
4301 * object.h (is_elf_object): Declare.
4302 * archive.cc (Archive::get_elf_object_for_member): Call
4304 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4306 2009-03-24 Elliott Hughes <enh@google.com>
4308 * output.cc (Output_file::map_anonymous): Define.
4309 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4310 try an anonymous one. Report the size if the mmap fails.
4311 * output.h (class Output_file): Declare map_anonymous.
4313 2009-03-24 Ian Lance Taylor <iant@google.com>
4315 * target-select.cc (instantiate_target): Don't acquire the lock if
4316 the instantiated_target_ field has already been set.
4318 2009-03-23 Ian Lance Taylor <iant@google.com>
4320 * gold-threads.h (class Initialize_lock): Define.
4321 * gold-threads.cc (class Initialize_lock_once): Define.
4322 (initialize_lock_control): New static variable.
4323 (initialize_lock_pointer): New static variable.
4324 (initialize_lock_once): New static function.
4325 (Initialize_lock::Initialize_lock): Define.
4326 (Initialize_lock::initialize): Define.
4327 * target-select.h: Include "gold-threads.h".
4328 (class Target_selector): Add lock_ and initialize_lock_ fields.
4329 Don't define instantiate_target, just declare it.
4330 * target-select.cc (Target_selector::Target_selector): Initialize
4332 (Target_selector::instantiate_target): Define.
4333 * descriptors.h: Include "gold-threads.h".
4334 (class Descriptors): Add initialize_lock_ field.
4335 * descriptors.cc (Descriptors::Descriptors): Initialize new
4337 (Descriptors::open): Use initialize_lock_ field
4338 * errors.h (class Errors): Add initialize_lock_ field.
4339 * errors.cc (Errors::Errors): Initialize new field.
4340 (Errors::initialize_lock): Use initialize_lock_ field.
4341 * powerpc.cc (class Target_selector_powerpc): Remove
4342 instantiated_target_ field. In do_recognize call
4343 instantiate_target rather than do_instantiate_target. In
4344 do_instantiate_target just allocate a new target.
4345 * sparc.cc (class Target_selector_sparc): Likewise.
4347 * freebsd.h: New file.
4348 * i386.cc: Include "freebsd.h".
4349 (Target_i386): Derive from Target_freebsd rather than
4351 (Target_selector_i386): Derive from Target_selector_freebsd rather
4352 than Target_selector.
4353 * x86_64.cc: Include "freebsd.h".
4354 (Target_x86_64): Derive from Target_freebsd rather than
4356 (Target_selector_x86_64): Derive from Target_selector_freebsd
4357 rather than Target_selector.
4358 * target.h (class Target): Add adjust_elf_header and
4359 do_adjust_elf_header.
4360 * output.cc (Output_file_header:: do_sized_write): Call target
4361 adjust_elf_header routine.
4362 * configure.tgt: Set targ_osabi.
4363 * configure.ac: Define GOLD_DEFAULT_OSABI.
4364 * parameters.cc (Parameters::default_target): Pass
4365 GOLD_DEFAULT_OSABI to select_target.
4366 * target-select.h (class Target_selector): Make instantiate_target
4367 protected rather than private.
4368 * Makefile.am (HFILES): Add freebsd.h.
4369 * configure, Makefile.in, config.in: Rebuild.
4371 * merge.cc (do_add_input_section): Correct pend value. Change
4372 message about last entry not being null terminated from error to
4375 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4377 * incremental.cc: New file.
4378 * Makefile.am (CCFILES): Add incremental.cc.
4379 * Makefile.in: Rebuild.
4381 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4383 * layout.cc (Layout::output_section_name): Preserve names
4384 of '.note.' sections.
4386 2009-03-19 Ian Lance Taylor <iant@google.com>
4388 * descriptors.cc (Descriptors::open): Check that the options are
4389 valid before using them.
4391 2009-03-18 Ian Lance Taylor <iant@google.com>
4393 * script-sections.h: Include <list>.
4394 (class Script_sections): Change Sections_elements from std::vector
4395 to std::list. Typedef public Elements_iterator. Add
4396 orphan_section_placement_, data_segment_align_start_, and
4397 saw_data_segment_align_ fields. Remove data_segment_align_index_
4399 * script-sections.cc (class Orphan_section_placement): New class.
4400 (class Sections_element): Add virtual functions is_relro and
4401 orphan_section_init. Remove virtual function place_orphan_here.
4402 (class Output_section_definition): Add is_relro and
4403 orphan_section_init. Remove place_orphan_here.
4404 (class Orphan_output_section): Likewise.
4405 (Script_sections::Script_sections): Update for field changes.
4406 (Script_sections::data_segment_align): Set saw_data_segment_align_
4407 and data_segment_align_start_, not data_segment_align_index.
4408 (Script_sections::data_segment_relro_end): Check
4409 saw_data_segment_align_. Use data_segment_align_start_ rather
4410 than data_segment_align_index_.
4411 (Script_sections::place_orphan): Rewrite to use
4412 Orphan_section_placement.
4414 2009-03-17 Ian Lance Taylor <iant@google.com>
4416 * archive.cc (Archive::add_symbols): Check for a version attached
4417 to the symbol name in the archive map.
4418 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4419 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4420 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4421 (ver_test_11.a): New target.
4422 * testsuite/Makefile.in: Rebuild.
4424 * configure.ac: Check for chsize and posix_fallocate. Replace
4426 * ftruncate.c: New file, from gnulib.
4427 * output.cc (posix_fallocate): Define dummy version if not
4428 HAVE_POSIX_FALLOCATE.
4429 (Output_file::map): Call posix_fallocate rather than lseek and
4431 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4432 * configure, Makefile.in, config.in: Rebuild.
4434 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4436 * layout.h (Layout::create_note): Add section_name parameter.
4437 * layout.cc (Layout::create_note): Likewise.
4438 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4440 2009-03-17 Ian Lance Taylor <iant@google.com>
4442 * descriptors.cc: Include "options.h".
4443 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4444 (Descriptors::open): Always use O_CLOEXEC when opening a new
4445 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4446 then set FD_CLOEXEC.
4448 * sparc.cc (class Target_sparc): Add has_got_section.
4449 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4450 make sure we have a GOT section.
4452 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4453 (Target_sparc::Scan::local): Likewise.
4454 (Target_sparc::Scan::global): Likewise.
4455 (Target_sparc::Relocate::relocate): Likewise.
4456 (Target_sparc::Relocate::relocate_tls): Likewise.
4458 * symtab.cc (Symbol_table::define_default_version): New function,
4459 broken out of add_from_object.
4460 (Symbol_table::add_from_object): Call define_default_version.
4461 (Symbol_table::define_special_symbol): Add resolve_oldsym
4462 parameter. Change all callers. If the version for a symbol comes
4463 from a version script, resolve it with the symbol with the same
4464 name with no version. Also add the symbol without a version if
4466 (do_define_in_output_data): If resolving with oldsym, don't delete
4468 (do_define_in_output_segment): Likewise.
4469 (do_define_as_constant): Likewise.
4470 * symtab.h (class Symbol_table): Update declarations.
4472 2009-03-13 Ian Lance Taylor <iant@google.com>
4474 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4475 (Read_symbols::requeue): New function.
4476 (Read_symbols::do_read_symbols): If make_elf_object fails because
4477 the target type is not configured, and the file was searched for,
4478 issue a warning and retry with the next directory.
4479 (Add_symbols::run): If the file has an incompatible format, and
4480 it was searched for, requeue the Read_symbols task. On error,
4482 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4483 dirindex parameter to constructor. Change all callers. Declare
4484 incompatible_warning and requeue.
4485 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4486 input_argument_ and input_group_ fields. Add them to
4487 constructor. Change all callers.
4488 (class Read_script): Add dirindex_ field. Add it to constructor.
4490 * archive.cc (Archive::setup): Remove input_objects parameter.
4492 (Archive::get_file_and_offset): Likewise.
4493 (Archive::read_all_symbols): Likewise.
4494 (Archive::read_symbols): Likewise.
4495 (Archive::get_elf_object_for_member): Remove input_objects
4496 parameter. Add punconfigured parameter. Change all callers.
4497 (Archive::add_symbols): Change return type to bool. Check return
4498 value of include_member.
4499 (Archive::include_all_members): Likewise.
4500 (Archive::include_member): Change return type to bool. Return
4501 false if first included object has incompatible target. Set
4502 included_member_ field.
4503 (Add_archive_symbols::run): If add_symbols returns false, requeue
4505 * archive.h (class Archive): Add included_member_ field.
4506 Initialize it in constructor. Add input_file and searched_for
4507 methods. Update declarations.
4508 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4509 input_argument_ fields. Add them to constructor. Change all
4511 * script.cc: Include "target-select.h".
4512 (class Parser_closure): Add skip_on_incompatible_target_ and
4513 found_incompatible_target_ fields. Add
4514 skip_on_incompatible_target parameter to constructor. Change all
4515 callers. Add methods skip_on_incompatible_target,
4516 clear_skip_on_incompatible_target, found_incompatible_target, and
4517 set_found_incompatible_target.
4518 (read_input_script): Add dirindex parameter. Change all callers.
4519 If parser finds an incompatible target, requeue Read_symbols
4521 (script_set_symbol): Clear skip_on_incompatible_target in
4523 (script_add_assertion, script_parse_option): Likewise.
4524 (script_start_sections, script_add_phdr): Likewise.
4525 (script_check_output_format): New function.
4526 * script.h (read_input_script): Update declaration.
4527 * script-c.h (script_check_output_format): Declare.
4528 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4529 (ignore_cmd): Remove OUTPUT_FORMAT.
4530 * fileread.cc (Input_file::Input_file): Add explicit this.
4531 (Input_file::will_search_for): New function.
4532 (Input_file::open): Add pindex parameter. Change all callers.
4533 * fileread.h (class Input_file): Add input_file_argument method.
4534 Declare will_search_for. Update declarations.
4535 * object.cc (make_elf_object): Add punconfigured parameter.
4537 * object.h (class Object): Make input_file public. Add
4538 searched_for method.
4539 (make_elf_object): Update declaration.
4540 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4542 * dirsearch.h (class Dirsearch): Update declaration.
4543 * options.h (class General_options): Add --warn-search-mismatch.
4544 * parameters.cc (Parameters::is_compatible_target): New function.
4545 * parameters.h (class Parameters): Declare is_compatible_target.
4546 * workqueue.cc (Workqueue::add_blocker): New function.
4547 * workqueue.h (class Workqueue): Declare add_blocker.
4549 * fileread.cc (Input_file::open): Remove options parameter.
4551 (Input_file::open_binary): Likewise.
4552 * script.cc (read_input_script): Likewise.
4553 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4554 options parameter from constructor. Change all callers.
4555 (class Read_script): Likewise.
4556 * fileread.h (class Input_file): Update declarations.
4557 * script.h (read_input_script): Update declaration.
4559 2009-03-10 Nick Clifton <nickc@redhat.com>
4561 * po/es.po: New Spanish translation.
4563 2009-03-06 Cary Coutant <ccoutant@google.com>
4565 * options.cc (parse_short_option): Keep dash_z from registering itself.
4567 2009-03-03 Ian Lance Taylor <iant@google.com>
4570 * target-reloc.h (relocate_section): Pass output_section to
4572 * i386.cc (Target_i386::should_apply_static_reloc): Add
4573 output_section parameter. Change all callers.
4574 (Target_i386::Relocate::relocate): Add output_section parameter.
4575 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4576 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4577 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4578 * testsuite/two_file_shared.sh: New script.
4579 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4580 (check_DATA): Add two_file_shared.dbg.
4581 (two_file_shared.dbg): New target.
4582 * testsuite/Makefile.in: Rebuild.
4584 2009-03-01 Ian Lance Taylor <iant@google.com>
4586 * configure.ac: Check for byteswap.h.
4587 * configure: Rebuild.
4588 * config.in: Rebuild.
4590 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4592 * layout.cc (Layout::find_or_add_kept_section): New function.
4593 (Layout::add_comdat): Removed.
4594 * layout.h (struct Kept_section): Move out of class Layout.
4595 Remove trailing underscores from field names. Add group_sections
4596 field. Rename group_ field to is_group. Change all uses.
4597 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4598 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4599 comdat_groups_ field.
4600 (Sized_relobj::include_section_group): Use
4601 find_or_add_kept_section and Kept_section::group_sections.
4602 (Sized_relobj::include_linkonce_section): Likewise.
4603 * object.cc (class Sized_relobj): Don't define Comdat_group or
4604 Comdat_group_table. Remove find_comdat_group and
4605 add_comdat_group. Remove comdat_groups_ field.
4606 * plugin.cc (include_comdat_group): Use
4607 Layout::find_or_add_kept_section.
4609 2009-02-28 Ian Lance Taylor <iant@google.com>
4611 * README: --gc-sections and map files are now supported. Document
4612 some build requirements.
4615 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4616 relocatable link set the value of the section symbol to zero.
4617 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4618 relocatable link don't include the section address in the local
4621 2009-02-27 Ian Lance Taylor <iant@google.com>
4624 * options.h (class Search_directory): Add is_system_directory.
4625 (class General_options): Declare is_in_system_directory.
4626 * options.cc (get_relative_sysroot): Make static.
4627 (get_default_sysroot): Make static.
4628 (General_optoins::is_in_system_directory): New function.
4629 * fileread.cc (Input_file::is_in_system_directory): New function.
4630 * fileread.h (class Input_file): Declare is_in_system_directory.
4631 * object.h (class Object): Add is_in_system_directory.
4632 (class Input_objects): Remove system_library_directory_ field.
4633 * object.cc (Input_objects::add_object): Don't set
4634 system_library_directory_.
4635 (input_objects::found_in_system_library_directory): Remove.
4636 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4637 parameter. Change all callers.
4638 (Symbol_table::sized_write_globals): Likewise.
4639 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4640 Call Object::is_in_system_directory.
4641 * symtab.h (class Symbol_table): Update declarations.
4644 * descriptors.h (Open_descriptor): Add is_on_stack field.
4645 * descriptors.cc (Descriptors::open): If the descriptor is on the
4646 top of the stack, remove it. Initialize is_on_stack field.
4647 (Descriptors::release): Only add pod to stack if it is not on the
4649 (Descriptors::close_some_descriptor): Clear stack_next and
4653 * output.cc (Output_section::find_starting_output_address): Rename
4654 from starting_output_address; add PADDR parameter; change return
4656 * output.h (class Output_section): Declare
4657 find_starting_output_address instead of starting_output_address.
4658 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4659 section symbol for which we can't find a merge section.
4662 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4663 hidden or internal, force the symbol to be local.
4664 * resolve.cc (Symbol::override_visibility): Define.
4665 (Symbol::override_base): Use override_visibility.
4666 (Symbol_table::resolve): Likewise.
4667 (Symbol::override_base_with_special): Likewise.
4668 (Symbol_table::override_with_special): If the visibility is hidden
4669 or internal, force the symbol to be local.
4670 * symtab.h (class Symbol): Add set_visibility and
4671 override_visibility.
4672 * testsuite/ver_test_1.sh: New file.
4673 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4674 (check_DATA): Add ver_test_1.syms.
4675 (ver_test_1.syms): New target.
4676 * testsuite/Makefile.in: Rebuild.
4678 2009-02-25 Cary Coutant <ccoutant@google.com>
4680 * layout.cc (Layout::choose_output_section): Don't rename sections
4681 when using a linker script that has a SECTIONS clause.
4682 * Makefile.in: Regenerate.
4684 * testsuite/Makefile.am (script_test_5.sh): New test case.
4685 * testsuite/Makefile.in: Regenerate.
4686 * testsuite/script_test_5.cc: New file.
4687 * testsuite/script_test_5.sh: New file.
4688 * testsuite/script_test_5.t: New file.
4690 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4692 * archive.cc (Archive::include_member): Update calls to add_symbols.
4693 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4694 the Layout argument.
4695 * dynobj.h (do_add_symbols): Add the Layout argument.
4696 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4698 * object.h (Object::add_symbols): Add the Layout argument.
4699 (Object::do_add_symbols): Add the Layout argument.
4700 (Sized_relobj::do_add_symbols): Add the Layout argument.
4701 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4702 Unify the two versions.
4703 (Add_plugin_symbols): Remove.
4704 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4705 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4706 (Add_plugin_symbols): Remove.
4707 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4708 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4709 (Add_symbols::run): Make it work with Pulginobj.
4711 2009-02-06 Ian Lance Taylor <iant@google.com>
4713 * object.cc (Sized_relobj::do_layout): Make info message start
4714 with lower case letter.
4716 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4718 * binary.cc: Fix file comment.
4720 * options.h (enum Incremental_disposition): Define.
4721 (class General_options): Add new options: --incremental,
4722 --incremental_changed, --incremental_unchanged,
4723 --incremental_unknown. Add incremental_disposition_ and
4724 implicit_incremental_ fields.
4725 (General_options::incremental_disposition): New function.
4726 (class Position_dependent_options): Add incremental_disposition
4728 (Position_dependent_options::copy_from_options): Set incremental
4730 * options.cc (General_options::parse_incremental_changed): New
4732 (General_options::parse_incremental_unchanged): New function.
4733 (General_options::parse_incremental_unknown): New function.
4734 (General_options::General_options): Initialize new fields
4735 incremental_disposition_ and implicit_incremental_.
4736 (General_options::finalize): Check for uasge of --incremental-*
4737 without --incremental.
4739 2009-02-06 Chris Demetriou <cgd@google.com>
4741 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4742 pointer and to report location as the file name associated with
4744 (gold_undefined_symbol_at_location): New function to replace the
4745 old gold_undefined_symbol functionality.
4746 * target-reloc.h (relocate_section): Update to use
4747 gold_undefined_symbol_at_location.
4748 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4749 Call gold_undefined_symbol function rather than gold_error.
4750 * errors.h (Errors::undefined_symbol): Take location as a
4751 string, rather than calculating it from a relocation.
4752 * errors.cc (Errors::fatal): Print "fatal error:" before the
4754 (Errors::error, Errors::error_at_location): Print "error: "
4755 before the formatted message.
4756 (Errors::undefined_symbol): Take location as a string, rather
4757 than calculating it from a relocation.
4758 (gold_undefined_symbol_at_location): New function akin to
4759 old gold_undefined_symbol, calculates location from relocation.
4760 (gold_undefined_symbol): Change to take only a Symbol pointer
4761 and to report location as the file name associated with the symbol.
4762 * testsuite/debug_msg.sh: Update for changed error messages.
4763 * testsuite/undef_symbol.sh: Likewise.
4765 2009-02-04 Duncan Sands <baldrick@free.fr>
4768 * reduced_debug_output.h
4769 (Output_reduced_debug_abbrev_section::failed): Use format for
4771 (Output_reduced_debug_info_section::faild): Likewise.
4773 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4775 * script.cc (Lazy_demangler): New class.
4776 (Version_script_info::get_symbol_version_helper): Demangle a
4779 2009-01-29 Cary Coutant <ccoutant@google.com>
4781 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4783 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4785 2009-01-28 Ian Lance Taylor <iant@google.com>
4787 * version.cc (version_string): Bump to 1.9.
4789 * gold.h: Include <cstring> and <stdint.h>.
4790 * version.cc: Include <cstdio>.
4791 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4793 * reduced_debug_output.cc (insert_into_vector): Rename from
4794 Insert_into_vector; change all callers. Use Swap_unaligned to
4795 avoid aliasing issue; remove union since it is unnecessary.
4797 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4799 * Makefile.am (CCFILES): Add gc.cc.
4801 * Makefile.in: Regenerate.
4802 * gold.cc (Gc_runner): New class.
4803 (queue_initial_tasks): Call garbage collection related tasks
4804 when corresponding options are invoked.
4805 (queue_middle_gc_tasks): New function.
4806 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4807 processed early before laying out sections during garbage collection.
4808 * gold.h (queue_middle_gc_tasks): New function.
4809 (is_prefix_of): Move from "layout.cc".
4810 * i386.cc (Target_i386::gc_process_relocs): New function.
4811 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4812 * main.cc (main): Create object of class "Garbage_collection".
4813 * object.cc (Relobj::copy_symbols_data): New function.
4814 (Relobj::is_section_name_included): New function.
4815 (Sized_relobj::do_layout): Allow this function to be called twice
4816 during garbage collection and defer layout of section during the
4818 * object.h (Relobj::get_symbols_data): New function.
4819 (Relobj::is_section_name_included): New function.
4820 (Relobj::copy_symbols_data): New function.
4821 (Relobj::set_symbols_data): New function.
4822 (Relobj::get_relocs_data): New function.
4823 (Relobj::set_relocs_data): New function.
4824 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4825 (Relobj::gc_process_relocs): New function.
4826 (Relobj::do_gc_process_relocs): New pure virtual function.
4827 (Relobj::sd_): New data member.
4828 (Sized_relobj::is_output_section_offset_invalid): New function.
4829 (Sized_relobj::do_gc_process_relocs): New function.
4830 * options.h (General_options::gc_sections): Modify to not be a no-op.
4831 (General_options::print_gc_sections): New option.
4832 * plugin.cc (Plugin_finish::run): Remove function call to
4833 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4834 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4835 * reloc.cc (Read_relocs::run): Add task to process relocs and
4836 determine unreferenced sections when doing garbage collection.
4837 (Gc_process_relocs): New class.
4838 (Sized_relobj::do_gc_process_relocs): New function.
4839 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4840 sections that are garbage collected.
4841 * reloc.h (Gc_process_relocs): New class.
4842 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4843 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4844 symbols whose corresponding sections are garbage collected.
4845 (Symbol_table::Symbol_table): Add new parameter for the garbage
4847 (Symbol_table::gc_mark_undef_symbols): New function.
4848 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4849 (Symbol_table::gc_mark_dyn_syms): New function.
4850 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4852 (Symbol_table::add_from_object): Likewise.
4853 (Symbol_table::add_from_relobj): When building shared objects, do not
4854 treat externally visible symbols as garbage.
4855 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4856 table information for static and relocatable links.
4857 * symtab.h (Symbol_table::set_gc): New function.
4858 (Symbol_table::gc): New function.
4859 (Symbol_table::gc_mark_undef_symbols): New function.
4860 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4861 (Symbol_table::gc_mark_dyn_syms): New function.
4862 (Symbol_table::gc_): New data member.
4863 * target.h (Sized_target::gc_process_relocs): New pure virtual
4865 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4866 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4868 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4870 * options.h (General_options::gc_sections): Define as a no-op for now.
4871 (General_options::no_keep_memory): Ditto.
4872 (General_options::Bshareable): Define.
4873 * options.cc (General_options::finalize): Honor -Bshareable.
4875 2009-01-20 Andreas Schwab <schwab@suse.de>
4877 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4878 read the value in the contents, since we don't use it. Use the
4879 template endianness when writing.
4880 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4882 2009-01-19 Andreas Schwab <schwab@suse.de>
4884 * configure.tgt (powerpc64-*): Fix targ_obj.
4886 2009-01-15 Ian Lance Taylor <iant@google.com>
4888 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4889 local symbols when stripping all symbols.
4891 2009-01-14 Cary Coutant <ccoutant@google.com>
4893 * output.cc (Output_reloc): Add explicit instantiations.
4895 2009-01-14 Cary Coutant <ccoutant@google.com>
4897 * archive.cc (Archive::get_elf_object_for_member): Remove call
4898 to File_read::claim_for_plugin.
4899 * descriptors.cc (Descriptors::open): Remove reference to
4901 (Descriptors::claim_for_plugin): Remove.
4902 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4903 (Descriptors::is_claimed): Remove.
4904 (claim_descriptor_for_plugin): Remove.
4905 * fileread.cc (File_read::claim_for_plugin): Remove.
4906 * fileread.h (File_read::claim_for_plugin): Remove.
4907 (File_read::descriptor): Reopen descriptor if necessary.
4908 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4909 (Plugin_manager::all_symbols_read): Add task parameter. Change
4911 (Plugin_manager::get_input_file): New function.
4912 (Plugin_manager::release_input_file): New function.
4913 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4914 corresponding data member.
4915 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4916 and pass to base constructor. Change all callers.
4917 (get_input_file, release_input_file): New functions.
4918 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4919 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4920 (Plugin_manager::all_symbols_read): Add task parameter.
4921 (Plugin_manager::get_input_file): New function.
4922 (Plugin_manager::release_input_file): New function.
4923 (Plugin_manager::task_): New data member.
4924 (Pluginobj::Pluginobj): Add filesize parameter.
4925 (Pluginobj::filename): New function.
4926 (Pluginobj::descriptor): New function.
4927 (Pluginobj::filesize): New function.
4928 (Pluginobj::filesize_): New data member.
4929 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4930 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4931 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4933 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4934 with archive libraries.
4935 * testsuite/Makefile.in: Regenerate.
4936 * testsuite/plugin_test.c (struct sym_info): New type.
4937 (get_input_file, release_input_file): New static variables.
4938 (onload): Capture new transfer vector entries.
4939 (claim_file_hook): Stop reading at end of file according to filesize.
4940 Factor out parsing of readelf output into separate function.
4941 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4942 APIs and get the source file name from the symbol table. Convert
4943 source file name to corresponding object file name. Print info
4944 message when adding new input files.
4945 (parse_readelf_line): New function.
4946 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4947 * testsuite/plugin_test_2.sh: Likewise.
4948 * testsuite/plugin_test_3.sh: Likewise.
4949 * testsuite/plugin_test_4.sh: New test case.
4951 2009-01-07 Ian Lance Taylor <iant@google.com>
4953 * version.cc (version_string): Bump to 1.8.
4955 2008-12-23 Cary Coutant <ccoutant@google.com>
4957 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4958 * plugin.cc (Plugin_manager::finish): Rename as
4959 layout_deferred_objects. Move cleanup to separate function.
4960 (Plugin_manager::cleanup): New function.
4961 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4963 * plugin.h (Plugin_manager::finish): Rename as
4964 layout_deferred_objects.
4965 (Plugin_manager::cleanup): New function.
4966 (Plugin_manager::cleanup_done): New field.
4968 2008-12-23 Cary Coutant <ccoutant@google.com>
4970 * plugin.cc (is_visible_from_outside): New function.
4971 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4972 so we don't return "IR only" status for exported symbols or -r links.
4974 * testsuite/Makefile.am (plugin_test_3): New test case.
4975 * testsuite/Makefile.in: Regenerate.
4976 * testsuite/plugin_test_3.sh: New file.
4978 2008-12-22 Cary Coutant <ccoutant@google.com>
4980 * object.cc (Sized_relobj::layout_section): New function.
4981 (Sized_relobj::do_layout): Defer layout of input sections until after
4982 plugin has provided replacement files.
4983 (Sized_relobj::do_layout_deferred_sections): New function.
4984 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4985 (Relobj::layout_deferred_sections): New function.
4986 (Relobj::do_layout_deferred_sections): New function.
4987 (Sized_relobj::do_layout_deferred_sections): New function.
4988 (Sized_relobj::layout_section): New function.
4989 (Sized_relobj::Deferred_layout): New structure.
4990 (Sized_relobj::deferred_layout_): New field.
4991 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4992 Change all callers. Layout deferred sections.
4993 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4995 (Plugin_hook::run): Move code from do_plugin_hook inline.
4996 (Plugin_hook::do_plugin_hook): Remove.
4997 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4998 (Plugin_manager::finish): Renamed, was cleanup.
4999 (Plugin_manager::should_defer_layout): New function.
5000 (Plugin_manager::add_deferred_layout_object): New function.
5001 (Plugin_manager::Deferred_layout_list): New type.
5002 (Plugin_manager::deferred_layout_objects_): New field.
5003 (Plugin_hook::do_plugin_hook): Remove.
5005 2008-12-17 Ian Lance Taylor <iant@google.com>
5007 * options.h (class General_options): Add --no case for
5010 2008-12-16 Cary Coutant <ccoutant@google.com>
5012 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5014 (Plugin_manager::claim_file): Create plugin object even if
5015 plugin did not call the add_symbols callback.
5016 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5017 asking for more symbols than were added.
5018 * testsuite/Makefile.am (plugin_test_1): Add test case with
5020 (empty.syms): New target.
5021 * testsuite/Makefile.in: Regenerate.
5022 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5023 message. Don't call add_symbols if no globals.
5024 (all_symbols_read_hook): Don't provide replacement for empty
5027 2008-12-12 Ian Lance Taylor <iant@google.com>
5029 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5030 r_type == 0 for a local symbol with r_sym == 0.
5031 (scan_relocatable_relocs): Pass r_sym to
5032 local_non_section_strategy.
5033 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5036 * configure.ac: Update test for TLS descriptors: they are
5037 supported as of glibc 2.9.
5038 * configure: Rebuild.
5040 2008-12-11 Ian Lance Taylor <iant@google.com>
5043 * target-reloc.h (Default_scan_relocatable_relocs): For each
5044 function, map r_type == 0 to RELOC_DISCARD.
5046 2008-12-10 Cary Coutant <ccoutant@google.com>
5048 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5049 object to override a kept COMDAT group from a plugin object.
5051 2008-12-09 Ian Lance Taylor <iant@google.com>
5054 * yyscript.y (file_cmd): Handle INPUT.
5056 * testsuite/initpri1.c: Change all declarations to be full
5057 prototypes by adding void, to avoid compiler warnings.
5059 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5061 * options.cc (General_options::parse_plugin_opt): New.
5062 (General_options::add_plugin): The argument now is just the filename.
5063 (General_options::add_plugin_option): New.
5064 * options.h (plugin_opt): New.
5065 (add_plugin): Change argument name.
5066 (add_plugin_option): New.
5067 * plugin.cc (Plugin::load): Don't parse the plugin option.
5068 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5069 (Plugin::add_option): New.
5070 (Plugin::args_): Change type.
5071 (Plugin::filename_): New.
5072 (Plugin_manager::add_plugin_option): New.
5073 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5074 * testsuite/Makefile.in: Regenerate.
5076 2008-12-05 Cary Coutant <ccoutant@google.com>
5078 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5079 Handle --strip-lto-sections option.
5080 * options.h (strip_lto_sections): New option.
5082 2008-12-01 Cary Coutant <ccoutant@google.com>
5084 * plugin.cc (ld_plugin_message): Change format parameter to const.
5085 Fix mismatch between new[] and delete.
5087 2008-11-14 Cary Coutant <ccoutant@google.com>
5089 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5092 2008-11-05 Craig Silverstein <csilvers@google.com>
5094 * options.cc (General_options::parse_dynamic_list): New function.
5095 * options.h (General_options): New flags dynamic_list,
5096 dynamic_list_data, dynamic_list_cpp_new, and
5097 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5098 (General_options::in_dynamic_list): New function.
5099 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5100 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5101 (Lex::can_continue_name): Likewise.
5103 (read_script_file): New parameter script_options.
5104 (read_dynamic_list): New function.
5105 (Script_options::define_dynamic_list): New function.
5106 (dynamic_list_keyword_parsecodes): New variable.
5107 (dynamic_list_keywords): New variable.
5108 * script.h (Script_options::define_dynamic_list): New function
5110 (read_dynamic_list): New function prototype.
5111 * symtab.cc (strprefix): New macro.
5112 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5113 dynamic_list_data, dynamic_list_cpp_new, and
5114 dynamic_list_cpp_typeinfo.
5115 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5116 (dynamic_list_expr): New rule.
5117 (dynamic_list_nodes): Likewise.
5118 (dynamic_list_node): Likewise.
5119 * testsuite/Makefile.am (dynamic_list): New test.
5120 * testsuite/Makefile.in: Regenerated.
5121 * testsuite/dynamic_list.t: New file.
5122 * testsuite/dynamic_list.sh: New file.
5124 2008-11-05 Craig Silverstein <csilvers@google.com>
5126 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5127 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5128 (t11_last): Likewise.
5129 * testsuite/ver_test_6.c (main): Likewise.
5131 2008-10-07 Cary Coutant <ccoutant@google.com>
5133 * options.c (General_options::finalize): Add check for -static and
5135 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5138 2008-10-02 Cary Coutant <ccoutant@google.com>
5140 * plugin.cc (make_sized_plugin_object): Fix conditional
5141 compilation to work when not all targets are enabled.
5143 2008-09-29 Cary Coutant <ccoutant@google.com>
5145 * archive.cc (Archive::get_file_and_offset): Use filename instead
5146 of name to get library path.
5147 (Archive::include_member): Unlock external member of a thin archive.
5149 * testsuite/Makefile.am (TEST_AR): New variable.
5150 (thin_archive_test_1): New test.
5151 (thin_archive_test_2): New test.
5152 * testsuite/Makefile.in: Regenerate.
5153 * testsuite/thin_archive_main.cc: New file.
5154 * testsuite/thin_archive_test_1.cc: New file.
5155 * testsuite/thin_archive_test_2.cc: New file.
5156 * testsuite/thin_archive_test_3.cc: New file.
5157 * testsuite/thin_archive_test_4.cc: New file.
5159 2008-09-29 Cary Coutant <ccoutant@google.com>
5161 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5162 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5164 (Sized_relobj::do_finalize_local_symbols): Likewise.
5165 (Sized_relobj::map_to_kept_section): Likewise.
5166 * object.h (Sized_relobj::invalid_address): New constant.
5167 (Sized_relobj::do_output_section_offset): Check for invalid_address
5169 * output.cc (Output_reloc::local_section_offset): Use constant
5170 invalid_address instead of -1U.
5171 (Output_reloc::get_address): Likewise.
5172 (Output_section::output_address): Change -1U to -1ULL.
5173 * output.h (Output_reloc::invalid_address): New constant.
5174 * reloc.cc (Sized_relobj::write_sections): Use constant
5175 invalid_address instead of -1U.
5176 (Sized_relobj::relocate_sections): Likewise.
5177 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5178 values for merge sections.
5179 * target-reloc.h (relocate_for_relocatable): Use constant
5180 invalid_address instead of -1U.
5182 2008-09-19 Cary Coutant <ccoutant@google.com>
5184 Add plugin functionality for link-time optimization (LTO).
5185 * configure.ac (plugins): Add --enable-plugins option.
5186 * configure: Regenerate.
5187 * config.in: Regenerate.
5188 * Makefile.am (LIBDL): New variable.
5189 (CCFILES): Add plugin.cc.
5190 (HFILES): Add plugin.h.
5191 (ldadd_var): Add LIBDL.
5192 * Makefile.in: Regenerate.
5194 * archive.cc: Include "plugin.h".
5195 (Archive::setup): Don't preread archive symbols when using a plugin.
5196 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5197 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5199 (Archive::include_member): Add symbols from plugin objects.
5200 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5201 * descriptors.cc (Descriptors::open): Check for file descriptors
5202 abandoned by plugins.
5203 (Descriptors::claim_for_plugin): New function.
5204 * descriptors.h (Descriptors::claim_for_plugin): New function.
5205 (Open_descriptor::is_claimed): New field.
5206 (claim_descriptor_for_plugin): New function.
5207 * fileread.cc (File_read::claim_for_plugin): New function.
5208 * fileread.h (File_read::claim_for_plugin): New function.
5209 (File_read::descriptor): New function.
5210 * gold.cc: Include "plugin.h".
5211 (queue_initial_tasks): Add task to call plugin hooks for generating
5213 * main.cc: Include "plugin.h".
5214 (main): Load plugin libraries.
5215 * object.h (Pluginobj): Declare.
5216 (Object::pluginobj): New function.
5217 (Object::do_pluginobj): New function.
5218 (Object::set_target): New function.
5219 * options.cc: Include "plugin.h".
5220 (General_options::parse_plugin): New function.
5221 (General_options::General_options): Initialize plugins_ field.
5222 (General_options::add_plugin): New function.
5223 * options.h (Plugin_manager): Declare.
5224 (General_options): Add --plugin option.
5225 (General_options::has_plugins): New function.
5226 (General_options::plugins): New function.
5227 (General_options::add_plugin): New function.
5228 (General_options::plugins_): New field.
5229 * plugin.cc: New file.
5230 * plugin.h: New file.
5231 * readsyms.cc: Include "plugin.h".
5232 (Read_symbols::do_read_symbols): Check for archive before checking
5233 for ELF file. Call plugin hooks to claim files.
5234 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5235 from a real object file; force override when processing replacement
5237 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5238 (Symbol::init_base_object): Likewise.
5239 (Symbol::init_base_output_data): Likewise.
5240 (Symbol::init_base_output_segment): Likewise.
5241 (Symbol::init_base_constant): Likewise.
5242 (Symbol::init_base_undefined): Likewise.
5243 (Symbol::output_section): Assert that object is not a plugin.
5244 (Symbol_table::add_from_pluginobj): New function.
5245 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5247 (Symbol_table::sized_write_globals): Likewise.
5248 (Symbol_table::add_from_pluginobj): Instantiate template.
5249 * symtab.h (Sized_pluginobj): Declare.
5250 (Symbol::in_real_elf): New function.
5251 (Symbol::set_in_real_elf): New function.
5252 (Symbol::in_real_elf_): New field.
5253 (Symbol_table::add_from_pluginobj): New function.
5255 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5256 (LIBDL): New variable.
5258 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5259 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5260 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5261 (MOSTLYCLEANFILES): Likewise.
5262 * testsuite/Makefile.in: Regenerate.
5263 * testsuite/plugin_test.c: New file.
5264 * testsuite/plugin_test_1.sh: New file.
5265 * testsuite/plugin_test_2.sh: New file.
5267 2008-09-16 Ian Lance Taylor <iant@google.com>
5269 * target-reloc.h (relocate_section): Check whether a symbol is
5270 defined by the ABI before reporting an undefined symbol error.
5271 * target.h (Target::is_defined_by_abi): Make parameter const.
5272 (Target::do_is_defined_by_abi): Likewise.
5273 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5274 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5275 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5276 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5277 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5278 * testsuite/Makefile.in: Rebuild.
5280 * fileread.cc (make_view): Add casts to avoid warning.
5282 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5284 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5285 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5287 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5289 * options.h (General_options::output_is_executable): New.
5290 (General_options::output_is_pie): New.
5291 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5292 for shared libraries.
5293 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5295 2008-09-11 Chris Demetriou <cgd@google.com>
5297 * options.h (origin): New -z option.
5298 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5299 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5302 2008-09-05 Cary Coutant <ccoutant@google.com>
5304 * fileread.cc (File_read::make_view): Add check for attempt to map
5307 2008-09-05 Cary Coutant <ccoutant@google.com>
5309 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5310 explicit instantiations.
5312 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5315 * options.cc (General_options::finalize): Allow undefined symbols
5316 in shlibs if linking -shared.
5319 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5320 symbols as not needing a dynsym entry.
5322 2008-08-20 Craig Silverstein <csilvers@google.com>
5324 * fileread.cc (File_read::open): Do not lock the file unless it
5325 was successfully opened.
5327 2008-08-14 Cary Coutant <ccoutant@google.com>
5329 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5330 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5331 * testsuite/tls_test.cc (struct int128): 128-bit struct
5332 for testing TLS relocs with non-zero addend.
5333 (v12): New TLS variable.
5335 (t_last): Add check for v12.
5336 * testsuite/tls_test.h (t12): New function.
5337 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5339 2008-08-13 Ian Lance Taylor <iant@google.com>
5341 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5342 set tls_segment_ or relro_segment_.
5343 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5345 * output.h (Output_section::clear_is_relro): New function.
5346 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5347 sections specially even when output_data_ is empty.
5348 (Output_segment::maximum_alignment): When first section is relro,
5349 only force alignment for PT_LOAD segments.
5350 * script.cc (script_data_segment_align): New function.
5351 (script_data_segment_relro_end): New function.
5352 * script-c.h (script_data_segment_align): Declare.
5353 (script_data_segment_relro_end): Declare.
5354 * script-sections.h (class Script_sections): Declare
5355 data_segment_align and data_segment_relro_end. Add fields
5356 segment_align_index_ and saw_relro_end_.
5357 * script-sections.cc (class Sections_element): Add set_is_relro
5358 virtual function. Add new bool* parameter to place_orphan_here.
5359 Add get_output_section virtual function.
5360 (class Output_section_definition): Add set_is_relro. Add new
5361 bool* parameter to place_orphan_here. Add get_output_section.
5362 Add is_relro_ field.
5363 (Output_section_definition::Output_section_definition): Initialize
5364 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5365 and is_relro_ fields.
5366 (Output_section_definition::place_orphan_here): Add is_relro
5368 (Output_section_definition::set_section_addresses): Set relro for
5370 (Output_section_definition::alternate_constraint): Likewise.
5371 (class Orphan_output_section): Add new bool* parameter to
5372 place_orphan_here. Add get_output_section.
5373 (Orphan_output_section::place_orphan_here): Add is_relro
5375 (Script_sections::Script_sections): Initialize
5376 data_segment_align_index_ and saw_relro_end_.
5377 (Script_sections::data_segment_align): New function.
5378 (Script_sections::data_segment_relro_end): New function.
5379 (Script_sections::place_orphan): Set or clear is_relro.
5380 (Script_sections::set_section_addresses): Force alignment of first
5382 * yyscript.y (exp): Call script_data_segment_align and
5383 script_data_segment_relro_end.
5384 * testsuite/relro_script_test.t: New file.
5385 * testsuite/relro_test.cc (using_script): Declare.
5386 (t1, t2): Test using_script.
5387 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5388 (relro_script_test_SOURCES): Define.
5389 (relro_script_test_DEPENDENCIES): Define.
5390 (relro_script_test_LDFLAGS): Define.
5391 (relro_script_test_LDADD): Define.
5392 (relro_script_test.so): New target.
5393 * testsuite/Makefile.in: Rebuild.
5395 2008-08-06 Cary Coutant <ccoutant@google.com>
5397 * archive.cc (Archive::total_archives, Archive::total_members)
5398 (Archive::total_members_loaded): New variables.
5399 (Archive::setup): Add parameter. Add option to preread
5401 (Archive::read_armap): Add counter.
5402 (Archive::get_file_and_offset): New function.
5403 (Archive::get_elf_object_for_member): New function.
5404 (Archive::read_all_symbols): New function.
5405 (Archive::read_symbols): New function.
5406 (Archive::add_symbols): Add counters.
5407 (Archive::include_all_members): Use armap to find members if it's
5409 (Archive::include_member): Skip reading symbols if already read.
5410 Factored code into Archive::get_file_and_offset and
5411 Archive::get_elf_object_for_member. Changed call to
5412 Mapfile::report_include_archive_member.
5413 (Archive::print_stats): New function.
5414 * archive.h: Declare Object and Read_symbols_data classes.
5415 (Archive::Archive): Add initializers for new members.
5416 (Archive::setup): Add parameter.
5417 (Archive::print_stats): New function.
5418 (Archive::total_archives, Archive::total_members)
5419 (Archive::total_members_loaded): New variables.
5420 (Archive::get_file_and_offset): New function.
5421 (Archive::get_elf_object_for_member): New function.
5422 (Archive::read_all_symbols): New function.
5423 (Archive::read_symbols): New function.
5424 (Archive::Archive_member): New class.
5425 (Archive::members_): New member.
5426 (Archive::num_members_): New member.
5427 * main.cc: Include archive.h.
5428 (main): Call Archive::print_stats.
5429 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5430 archive parameter; member_name is now the fully-decorated name.
5431 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5432 * options.h: (General_options): Add --preread-archive-symbols option.
5433 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5436 2008-08-04 Ian Lance Taylor <iant@google.com>
5438 * symtab.h (Symbol::use_plt_offset): New function.
5439 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5440 * powerpc.cc (Relocate::relocate): Likewise.
5441 * sparc.cc (Relocate::relocate): Likewise.
5442 * x86_64.cc (Relocate::relocate): Likewise.
5443 * testsuite/weak_plt.sh: New test.
5444 * testsuite/weak_plt_main.cc: New test.
5445 * testsuite/weak_plt_shared.cc: New test.
5446 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5447 (check_PROGRAMS): Add weak_plt.
5448 (check_DATA): Add weak_plt_shared.so.
5449 (weak_plt_main_pic.o, weak_plt): New targets.
5450 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5451 * testsuite/Makefile.in: Rebuild.
5453 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5455 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5456 * testsuite/Makefile.in: Rebuild.
5458 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5460 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5461 * Makefile.in: Regenerate.
5462 * po/POTFILES.in: Regenerate.
5464 2008-07-29 Ian Lance Taylor <iant@google.com>
5466 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5467 symbols before other symbols.
5468 * testsuite/script_test_2.cc (test_addr): Declare.
5469 (test_addr_alias): Declare.
5470 (main): Check that test_addr and test_addr_alias have the right
5472 * testsuite/script_test_2.t: Define test_addr_alias and
5475 2008-07-24 Ian Lance Taylor <iant@google.com>
5478 * descriptors.cc: New file.
5479 * descriptors.h: New file.
5480 * gold-threads.h (class Hold_optional_lock): New class.
5481 * fileread.cc: Include "descriptors.h".
5482 (File_read::~File_read): Release descriptor rather than closing
5484 (File_read::open) [file]: Call open_descriptor rather than open.
5485 Set is_descriptor_opened_.
5486 (File_read::open) [memory]: Assert that descriptor is not open.
5487 (File_read::reopen_descriptor): New function.
5488 (File_read::release): Release descriptor.
5489 (File_read::do_read): Make non-const. Reopen descriptor.
5490 (File_read::read): Make non-const.
5491 (File_read::make_view): Reopen descriptor.
5492 (File_read::do_readv): Likewise.
5493 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5494 Update declarations.
5495 * layout.cc: Include "descriptors.h".
5496 (Layout::create_build_id): Use open_descriptor rather than open.
5497 * output.cc: Include "descriptors.h".
5498 (Output_file::open): Use open_descriptor rather than open.
5499 * archive.cc (Archive::const_iterator): Change Archive to be
5501 (Archive::begin, Archive::end): Make non-const.
5502 (Archive::count_members): Likewise.
5503 * archive.h (class Archive): Update declarations.
5504 * object.h (Object::read): Make non-const.
5505 * Makefile.am (CCFILES): Add descriptors.cc.
5506 (HFILES): Add descriptors.h.
5507 * Makefile.in: Rebuild.
5510 * gold.h: Always include <clocale>. Add Solaris workarounds
5511 following code in binutils/sysdep.h.
5514 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5515 this->eh_frame_hdr_ is NULL before using it.
5517 * dynobj.cc (Versions::Versions): Update comment.
5519 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5520 the base version name.
5522 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5523 array size plus one.
5524 (Stringpool_template::set_string_offsets): Subtract one from key
5525 before using it as an array index.
5526 (Stringpool_template::get_offset_with_length): Likewise.
5527 (Stringpool_template::write_to_buffer): Likewise.
5528 * stringpool.h (Stringpool_template::get_offset_from_key):
5531 2008-07-23 Ian Lance Taylor <iant@google.com>
5534 * object.h (Merged_symbol_value::value): Do our best to handle a
5538 * script.cc (Version_script_info::get_versions): Don't add empty
5539 version tag to return value.
5540 (Version_script_info::get_symbol_version_helper): Change return
5541 type to bool. Add pversion parameter. Change all callers.
5542 (script_register_vers_node): Don't require a non-NULL tag.
5543 * script.h (class Version_script_info): Update declarations.
5544 (Version_script_info::get_symbol_version): Change return type to
5545 bool. Add version parameter. Change all callers.
5546 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5547 handling. Handle an empty version from a version script.
5548 (Symbol_table::define_special_symbol): Likewise.
5549 * testsuite/ver_test_10.script: New file.
5550 * testsuite/ver_test_10.sh: New file.
5551 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5552 (check_DATA): Add ver_test_10.syms.
5553 (ver_test_10.syms, ver_test_10.so): New target.
5554 * testsuite/Makefile.in: Rebuild.
5556 2008-07-23 Simon Baldwin <simonb@google.com>
5558 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5559 to zero for undefined symbols from dynamic libraries.
5561 2008-07-23 Ian Lance Taylor <iant@google.com>
5563 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5565 * symtab.h (class Symbol_table): Update declaration.
5566 * testsuite/ver_test_9.cc: New file.
5567 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5568 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5569 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5570 (ver_test_9.so, ver_test_9.o): New targets.
5571 * testsuite/Makefile.in: Rebuild.
5573 2008-07-22 Ian Lance Taylor <iant@google.com>
5575 * options.h (class General_options): Define --check-sections.
5576 * layout.cc (Layout::set_segment_offsets): Handle
5579 * options.h (class General_options): Define -n/--nmagic and
5581 * options.cc (General_options::finalize): For -n/--nmagic or
5582 -N/--omagic, set -static.
5583 * layout.cc (Layout::attach_allocated_section_to_segment): If
5584 -N/--omagic, don't put read-only and read-write sections in
5586 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5587 finding a read-only segment.
5588 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5589 don't set the minimum segment alignment to the common page size,
5590 and don't set the file offset to the address modulo the page size.
5591 * script-sections.cc (Script_sections::create_segments): If
5592 -n/--omagic, don't put read-only and read-write sections in
5595 * cref.cc: New file.
5597 * options.h (class General_options): Add --print-symbol-counts.
5598 * main.cc (main): Issue defined symbol report if requested.
5599 * archive.cc (Archive::interpret_header): Make into a const member
5601 (Archive::add_symbols): Call Input_objects::archive_start and
5603 (Archive::const_iterator): Define new class.
5604 (Archive::begin, Archive::end): New functions.
5605 (Archive::include_all_members): Rewrite to use iterator.
5606 (Archive::count_members): New function.
5607 * archive.h (class Archive): Update declarations.
5608 (Archive::filename): New function.
5609 * object.cc: Include "cref.h".
5610 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5611 (Sized_relobj::do_get_global_symbol_counts): New function.
5612 (Input_objects::add_object): Add object to cross-referencer.
5613 (Input_objects::archive_start): New function.
5614 (Input_objects::archive_stop): New function.
5615 (Input_objects::print_symbol_counts): New function.
5616 * object.h: Declare Cref and Archive.
5617 (Object::get_global_symbol_counts): New function.
5618 (Object::do_get_global_symbol_counts): New pure virtual function.
5619 (class Sized_relobj): Add defined_count_ field. Update
5621 (class Input_objects): Add cref_ field. Update constructor.
5622 Update declarations.
5623 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5625 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5627 (Sized_dynobj::do_get_global_symbol_counts): New function.
5628 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5629 defined_count_. Update declarations. Define Symbols typedef.
5630 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5631 parameter. Change all callers.
5632 (Symbol_table::add_from_dynobj): Add sympointers and defined
5633 parameters. Change all callers.
5634 * symtab.h (class Symbol_table): Update declarations.
5635 * Makefile.am (CCFILES): Add cref.cc.
5636 (HFILES): Add cref.h.
5637 * Makefile.in: Rebuild.
5639 2008-07-22 Simon Baldwin <simonb@google.com>
5641 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5642 to zero when writing undefined symbols.
5644 2008-07-22 Ian Lance Taylor <iant@google.com>
5646 * output.cc (Output_section::add_input_section): Don't try to
5647 merge empty merge sections.
5649 2008-07-21 Craig Silverstein <csilvers@google.com>
5651 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5652 Include symbol version in error message.
5654 2008-07-20 Chris Demetriou <cgd@google.com>
5656 * configure.ac (gold_cv_c_random_seed): New configured variable.
5657 (RANDOM_SEED_CFLAGS): New substituted variable.
5658 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5659 * configure: Rebuild.
5660 * Makefile.in: Likewise.
5661 * testsuite/Makefile.in: Likewise.
5663 2008-07-18 Ian Lance Taylor <iant@google.com>
5665 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5666 where we see NAME/NULL and NAME/VERSION as separate symbols.
5667 * testsuite/ver_test_main.cc (main): Call t4.
5668 (t4, t4_2a): Define.
5669 * testsuite/ver_test_2.cc (t4_2): Define.
5670 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5671 * testsuite/ver_test_4.cc (t4_2a): Define.
5672 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5673 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5675 2008-07-17 Ian Lance Taylor <iant@google.com>
5677 * dynobj.cc (Versions::add_def): If we give an error about a
5678 missing version, go ahead and create the version anyhow.
5680 2008-07-10 Ian Lance Taylor <iant@google.com>
5682 Handle output sections with more than 0x7fffffff bytes.
5683 * object.h (class Relobj): Change map_to_output_ to
5684 output_sections_, and just keep a section pointer. Change all
5685 uses. Move comdat group support to Sized_relobj.
5686 (Relobj::is_section_specially_mapped): Remove.
5687 (Relobj::output_section): Remove poff parameter. Change all
5689 (Relobj::output_section_offset): New function.
5690 (Relobj::set_section_offset): Rewrite.
5691 (Relobj::map_to_output): Remove.
5692 (Relobj::output_sections): New function.
5693 (Relobj::do_output_section_offset): New pure virtual function.
5694 (Relobj::do_set_section_offset): Likewise.
5695 (class Sized_relobj): Add section_offsets_ field. Add comdat
5696 group support from Relobj. Update declarations.
5697 (Sized_relobj::get_output_section_offset): New function.
5698 (Sized_relobj::do_output_section_offset): New function.
5699 (Sized_relobj::do_set_section_offset): New function.
5700 * object.cc (Relobj::output_section_address): Remove.
5701 (Sized_relobj::Sized_relobj): Initialize new fields.
5702 (Sized_relobj::include_section_group): Cast find_kept_object to
5704 (Sized_relobj::include_linkonce_section): Likewise.
5705 (Sized_relobj::do_layout): Use separate arrays for output section
5707 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5709 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5710 output_sections and section_offsets.
5711 (Sized_relobj::write_local_symbols): Likewise.
5712 (map_to_kept_section): Compute output address directly.
5713 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5714 output_sections and section_offsets.
5715 (Sized_relobj::write_sections): Likewise.
5716 (Sized_relobj::relocate_sections): Likewise.
5717 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5718 * output.h (class Output_reloc): Update declarations. Change
5719 u2_.relobj to Sized_relobj*.
5720 (class Output_data_reloc): Change add functions to use
5722 * output.cc (Output_reloc::Output_reloc): Change relobj to
5724 (Output_reloc::local_section_offset): Change return type to
5725 Elf_Addr. Use get_output_section_offset.
5726 (Output_reloc::get_address): Likewise.
5727 (Output_section::is_input_address_mapped): Don't call
5728 is_section_specially_mapped.
5729 (Output_section::output_offset): Likewise.
5730 (Output_section::output_address): Likewise.
5731 (Output_section::starting_output_address): Likewise.
5732 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5733 parameter to Sized_relobj*.
5734 (Copy_relocs::need_copy_reloc): Likewise.
5735 (Copy_relocs::save): Likewise.
5736 * copy-relocs.h (class Copy_relocs): Update declarations.
5737 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5738 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5739 * target-reloc.h (relocate_for_relocatable): Change
5740 offset_in_output_section type to Elf_Addr. Change code that uses
5742 * layout.cc (Layout::layout): Always set *off.
5743 * mapfile.cc (Mapfile::print_input_section): Use
5744 output_section_offset.
5745 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5747 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5748 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5749 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5751 2008-07-03 Ian Lance Taylor <iant@google.com>
5753 * layout.cc (Layout::include_section): Do not discard unrecognized
5754 SHT_STRTAB sections.
5756 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5758 * script.cc (Lex::can_continue_name): Make '?' allowable in
5759 version-script names.
5760 * testsuite/version_script.map: Change glob pattern to use '?'
5762 2008-06-30 Manish Singh <yosh@gimp.org>
5765 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5768 2008-06-30 Ian Lance Taylor <iant@google.com>
5772 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5773 versions]: Don't try to read the value in the contents, since we
5774 don't use it. Use the template endianness when writing.
5776 2008-06-25 Cary Coutant <ccoutant@google.com>
5778 * fileread.cc (File_read::make_view): Assert on zero-length view.
5779 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5780 symbol table when there are no symbols to read.
5782 2008-06-23 Craig Silverstein <csilvers@google.com>
5784 * version.cc (version_string): Bump to 1.7
5786 2008-06-18 Craig Silverstein <csilvers@google.com>
5788 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5789 constant 0xFFFF to type Valtype.
5790 (Powerpc_relocate_functions::rel16_ha): Likewise.
5792 2008-06-17 Ian Lance Taylor <iant@google.com>
5794 * output.h (Output_section::Input_section): Initialize p2align_ to
5795 zero for Output_section_data constructors.
5796 (Output_section::Input_section::addralign): If not an input
5797 section, return the alignment of the Output_section_data.
5798 * testsuite/copy_test.cc: New file.
5799 * testsuite/copy_test_1.cc: New file.
5800 * testsuite/copy_test_2.cc: New file.
5801 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5802 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5803 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5804 (copy_test_1_pic.o, copy_test_1.so): New targets.
5805 (copy_test_2_pic.o, copy_test_2.so): New targets.
5806 * testsuite/Makefile.in: Rebuild.
5808 * script-sections.cc (Script_sections::place_orphan): Initialize
5809 local variable exact.
5811 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5813 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5815 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5816 David S. Miller <davem@davemloft.net>
5818 * powerpc.cc: New file.
5819 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5820 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5821 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5822 * Makefile.in: Rebuild.
5824 2008-06-09 Ian Lance Taylor <iant@google.com>
5826 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5828 (throwing, orig_terminate): New static variables.
5829 (terminate_handler): New static function.
5830 (t2): Set terminate handler.
5832 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5835 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5838 2008-05-30 Cary Coutant <ccoutant@google.com>
5840 * archive.cc (Archive::include_all_members) Correct to step
5841 over symbol table and extended name table in thin archives.
5843 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5846 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5849 2008-05-28 Caleb Howe <cshowe@google.com>
5851 * reduced_debug_output.cc: New file.
5852 * reduced_debug_output.h: New file.
5853 * options.h (class General_options): Add --strip-debug-non-line.
5854 * options.cc (General_options::finalize): Add strip_debug_non_line
5855 to the strip heirarchy.
5856 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5858 * layout.cc: Include "reduced_debug_output.h".
5859 (Layout::Layout): Initialize new fields.
5860 (line_only_debug_sections): New static array.
5861 (is_lines_only_debug_sections): New static inline function.
5862 (Layout::include_section): Handle --strip-debug-non-line.
5863 (Layout::make_output_section): If --strip-debug-non-line, build
5864 new output sections for .debug_abbrev and .debug_info.
5865 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5866 gold. Warn about possible overflow.
5867 (read_signed_LEB_128): Likewise.
5868 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5869 (read_signed_LEB_128): Declare.
5870 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5871 (HFILES): Add reduced_debug_output.h.
5872 * Makefile.in: Rebuild.
5874 2008-05-21 Ian Lance Taylor <iant@google.com>
5876 * mapfile.cc: New file.
5877 * mapfile.h: New file.
5878 * options.h (class General_options): Add -M/--print-map and -Map.
5879 * options.cc (General_options::finalize): Make -M equivalent to
5881 * main.cc: Include <cstdio> and "mapfile.h".
5882 (main): Open mapfile if requested.
5883 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5884 constructor. Change caller.
5885 (queue_initial_tasks): Add mapfile parameter. Change caller.
5886 (queue_middle_tasks): Likewise.
5887 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5889 * archive.cc: Include "mapfile.h".
5890 (Archive::add_symbols): Add mapfile parameter. Change all
5891 callers. Pass mapfile, symbol, and reason to include_member.
5892 (Archive::include_all_members): Add mapfile parameter. Change all
5894 (Archive::include_member): Add mapfile, sym, and why parameters.
5895 Change all callers. Report inclusion to map file.
5896 * archive.h: Include "fileread.h".
5897 (class Archive): Update declarations.
5898 (Archive::file): New const method.
5899 (class Add_archive_symbols): Add mapfile_ field. Update
5900 constructor. Change all callers.
5901 * readsyms.h (class Read_symbols): Likewise.
5902 (class Finish_group): Likewise.
5903 (class Read_script): Likewise.
5904 * common.cc: Include "mapfile.h".
5905 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5907 (Symbol_table::do_allocate_commons): Likewise.
5908 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5909 symbol allocation to mapfile.
5910 * common.h (class Allocate_commons_task): Add mapfile_ field.
5911 Update constructor. Change all callers.
5912 * symtab.h (class Symbol_table): Update declarations.
5913 * layout.cc: Include "mapfile.h".
5914 (Layout_task_runner::run): Print information to mapfile.
5915 (Layout::create_gold_note): Change Output_data_fixed_space to
5916 Output_data_zero_fill.
5917 (Layout::create_build_id): Likewise.
5918 (Layout::print_to_mapfile): New function.
5919 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5920 constructor. Change caller.
5921 (class Layout): Declare print_to_mapfile.
5922 * output.cc (Output_section::Input_section::print_to_mapfile): New
5924 (Output_section::add_input_section): If producing a map, always
5925 add to input_sections_ list.
5926 (Output_section::do_print_to_mapfile): New function.
5927 (Output_segment::print_sections_to_mapfile): New function.
5928 (Output_segment::print_section_list_to_mapfile): New function.
5929 * output.h: Include "mapfile.h".
5930 (Output_data::print_to_mapfile): New function.
5931 (Output_data::do_print_to_mapfile): New virtual function.
5932 (Output_segment_headers::do_print_to_mapfile): New function.
5933 (Output_file_header::do_print_to_mapfile): New function.
5934 (Output_data_const::do_print_to_mapfile): New function.
5935 (class Output_data_const_buffer): Add map_name_ field. Update
5936 constructor. Change all callers. Add do_print_to_mapfile
5938 (class Output_data_fixed_space): Likewise.
5939 (class Output_data_space): Likewise.
5940 (class Output_data_zero_fill): New class.
5941 (Output_data_strtab::do_print_to_mapfile): New function.
5942 (Output_data_reloc_base::do_print_to_mapfile): New function.
5943 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5944 (Output_data_group::do_print_to_mapfile): New function.
5945 (Output_data_got::do_print_to_mapfile): New function.
5946 (Output_data_dynamic::do_print_to_mapfile): New function.
5947 (Output_symtab_xindex::do_print_to_mapfile): New function.
5948 (class Output_section): Declare do_print_to_mapflie. Declare
5949 print_to_mapfile in Input_section.
5950 (class Output_segment): Declare new functions.
5951 * object.h (Sized_relobj::symbol_count): New function.
5952 * script-sections.cc
5953 (Output_section_element_dot_assignment::set_section_addresses):
5954 Change Output_data_fixed_space to Output_data_zero_fill.
5955 (Output_data_expression::do_print_to_mapfile): New function.
5956 * script.cc (read_input_script): Add mapfile parameter. Change
5958 * script.h (read_input_script): Update declaration.
5959 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5960 (Eh_frame::do_print_to_mapfile): New function.
5961 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5962 (Output_merge_string::do_print_to_mapfile): New function.
5963 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5965 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5967 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5969 * Makefile.am (CCFILES): Add mapfile.cc.
5970 (HFILES): Add mapfile.h.
5971 * Makefile.in: Rebuild.
5973 2008-05-19 Ian Lance Taylor <iant@google.com>
5975 * options.h (class General_options): Add -z relro.
5976 * layout.cc (Layout::Layout): Initialize relro_segment_.
5977 (Layout::add_output_section_data): Return the output section.
5978 (Layout::make_output_section): Rcognize relro sections and mark
5980 (Layout::attach_allocated_section_to_segment): Put relro sections
5981 in a PT_GNU_RELRO segment.
5982 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5984 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5986 (Layout::linkonce_mapping): Map d.rel.ro.local to
5988 (Layout::output_section_name): Us .data.rel.ro.local for any
5989 section which begins with that.
5990 * layout.h (class Layout): Update add_output_section_data
5991 declaration. Add relro_segment_ field.
5992 * output.cc (Output_section::Output_section): Initialize is_relro_
5993 and is_relro_local_ fields.
5994 (Output_segment::add_output_section): Group relro sections.
5995 (Output_segment::is_first_section_relro): New function.
5996 (Output_segment::maximum_alignment): If there is a relro section,
5997 align the segment to the common page size.
5998 (Output_segment::set_section_addresses): Track whether we are
5999 looking at relro sections. If the last section is a relro
6000 section, align to the common page size.
6001 (Output_segment::set_section_list_addresses): Add in_relro
6002 parameter. Change all callers. Align to the page size when
6003 moving from relro to non-relro section.
6004 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6006 * output.h (class Output_section): Add is_relro_ and
6007 is_relro_local_ fields.
6008 (Output_section::is_relro): New function.
6009 (Output_section::set_is_relro): New function.
6010 (Output_section::is_relro_local): New function.
6011 (Output_section::set_is_relro_local): New function.
6012 (class Output_segment): Update declarations.
6013 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6014 * sparc.cc (Target_sparc::got_section): Likewise.
6015 * x86_64.cc (Target_x86_64::got_section): Likewise.
6016 * testsuite/relro_test_main.cc: New file.
6017 * testsuite/relro_test.cc: New file.
6018 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6019 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6020 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6021 (relro_test.so, relro_test_pic.o): New targets.
6022 * testsuite/Makefile.in: Rebuild.
6024 2008-05-16 Ian Lance Taylor <iant@google.com>
6026 * output.cc (Output_segment::add_output_section): Remove front
6028 * output.h (class Output_segment): Remove
6029 add_initial_output_section and overloaded add_output_section.
6030 Update declaration of remaining add_output_section.
6031 * layout.cc (Layout::create_interp): Call add_output_section
6032 rather than add_initial_output_section.
6033 (Layout::finish_dynamic_section): Likewise.
6035 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6036 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6037 know the dynamic type.
6038 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6039 field. Initialize it in constructor.
6040 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6041 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6042 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6045 * output.cc (Output_reloc::get_address): Change return type to
6047 * output.h (class Output_reloc): Update get_address declaration.
6048 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6049 for section addresses.
6051 2008-05-09 Ian Lance Taylor <iant@google.com>
6054 * gold.cc (gold_nomem): Use return value of write.
6056 2008-05-08 Ian Lance Taylor <iant@google.com>
6058 * symtab.c (Symbol::init_base_output_data): Add version
6059 parameter. Change all callers.
6060 (Symbol::init_base_output_segment): Likewise.
6061 (Symbol::init_base_constant): Likewise.
6062 (Symbol::init_base_undefined): Likewise.
6063 (Sized_symbol::init_output_data): Likewise.
6064 (Sized_symbol::init_output_segment): Likewise.
6065 (Sized_symbol::init_constant): Likewise.
6066 (Sized_symbol::init_undefined): Likewise.
6067 (Symbol_table::do_define_in_output_data): If the new symbol has a
6068 version, mark it as the default.
6069 (Symbol_table::do_define_in_output_segment): Likewise.
6070 (Symbol_table::do_define_as_constant): Likewise.
6071 * symtab.h (class Symbol): Update declarations.
6072 (class Sized_symbol): Likewise.
6073 * resolve.cc (Symbol::override_version): New function.
6074 (Symbol::override_base): Call override_version.
6075 (Symbol::override_base_with_special): Likewise.
6076 * testsuite/ver_script_8.script: New file.
6077 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6078 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6079 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6080 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6082 2008-05-06 Ian Lance Taylor <iant@google.com>
6085 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6087 (class General_options): Remove existing --undefined, and add
6088 --no-undefined instead. Add new --undefined as synonym for -u.
6089 * archive.cc (Archive::add_symbols): Check whether symbol was
6091 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6092 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6093 all uses. Add IS_UNDEFINED. Update declarations to split
6094 different versions of init_base. Declare init_base_undefined.
6095 (Symbol::is_defined): Handle IS_UNDEFINED.
6096 (Symbol::is_undefined): Likewise.
6097 (Symbol::is_weak_undefined): Call is_undefined.
6098 (Symbol::is_absolute): Handle IS_CONSTANT.
6099 (class Sized_symbol): Update declarations to split different
6100 versions of init. Declare init_undefined.
6101 (class Symbol_table): Declare new functions.
6102 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6104 (Symbol::init_base_output_data): Likewise.
6105 (Symbol::init_base_output_segment): Likewise.
6106 (Symbol::init_base_constant): Likewise.
6107 (Symbol::init_base_undefined): New function.
6108 (Sized_symbol::init_object): Rename from init. Change all
6110 (Sized_symbol::init_output_data): Likewise.
6111 (Sized_symbol::init_output_segment): Likewise.
6112 (Sized_symbol::init_constant): Likewise.
6113 (Sized_symbol::init_undefined): New function.
6114 (Symbol_table::add_undefined_symbols_from_command_line): New
6116 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6118 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6119 (Symbol::output_section): Likewise.
6120 (Symbol::set_output_section): Likewise.
6121 (Symbol_table::sized_finalize_symbol): Likewise.
6122 (Symbol_table::sized_write_globals): Likewise.
6123 * resolve.cc (Symbol_table::should_override): Likewise.
6124 (Symbol::override_base_with_special): Likewise.
6126 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6127 symbol, change it to have default visibility.
6128 * testsuite/protected_1.cc: New file.
6129 * testsuite/protected_2.cc: New file.
6130 * testsuite/protected_3.cc: New file.
6131 * testsuite/protected_main_1.cc: New file.
6132 * testsuite/protected_main_2.cc: New file.
6133 * testsuite/protected_main_3.cc: New file.
6134 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6135 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6136 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6137 (protected_1.so): New target.
6138 (protected_1_pic.o, protected_2_pic.o): New targets.
6139 (protected_3_pic.o): New target.
6140 (check_PROGRAMS): Add protected_2.
6141 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6142 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6143 * testsuite/Makefile.in: Rebuild.
6145 * options.h (DEFINE_var): Add set_user_set_##varname__.
6146 (DEFINE_bool_alias): New macro.
6147 (class General_options): Define -Bstatic using DEFINE_bool_alias
6148 rather than DEFINE_special. Add --undefined as an alias for -z
6150 * options.cc (General_options::parse_Bstatic): Remove.
6152 * options.h (class General_options): Add --fatal-warnings.
6153 * main.cc (main): Implement --fatal-warnings.
6154 * errors.h (Errors::warning_count): New function.
6156 * options.h (class General_options): Add -Bsymbolic-functions.
6157 * symtab.h (Symbol::is_preemptible): Check for
6158 -Bsymbolic-functions.
6160 2008-05-05 Ian Lance Taylor <iant@google.com>
6162 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6163 as noVARNAME rather than no-VARNAME.
6164 (class General_options): Add option -z combreloc.
6165 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6167 (Output_reloc::sort_before) [SHT_REL]: New function.
6168 (Output_reloc::sort_before) [SHT_RELA]: New function.
6169 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6170 Sort_relocs_comparison.
6171 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6172 parameter. Change all callers.
6173 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6174 sort_relocs parameter. Change all callers.
6175 * output.cc (Output_reloc::get_address): New function, broken out
6177 (Output_reloc::write_rel): Call it.
6178 (Output_reloc::compare): New function.
6179 (Output_data_reloc_base::do_write): Optionally sort relocs.
6181 * configure.ac: If targ_extra_obj is set, link it in.
6182 * configure.tgt: Initialize all variables.
6183 (x86_64*): Set targ_extra_obj and targ_extra_size.
6184 * configure: Rebuild.
6186 * object.cc (Sized_relobj::include_section_group): Adjust section
6187 indexes read from group data. Build vector to pass to
6189 * layout.cc (Layout::layout_group): Add flags and shndxes
6190 parameters. Remove contents parameter. Change caller. Update
6191 explicit instantiations.
6192 * layout.h (class Layout): Update layout_group declaration.
6193 * output.cc (Output_data_group::Output_data_group): Add flags and
6194 input_shndxes parameters. Remove contents parameter. Change
6196 (Output_data_group::do_write): Change input_sections_ to
6198 * output.h (class Output_data_group): Update constructor
6199 declaration. Rename input_sections_ to input_shndxes_.
6200 * testsuite/many_sections_test.cc: Add template.
6202 2008-04-30 Cary Coutant <ccoutant@google.com>
6204 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6206 * layout.cc (Layout::include_section): Refactored check for debug
6208 (Layout::add_comdat): Add new parameters. Change type
6209 of signature parameter. Add object and shndx to signatures table.
6210 (Layout::find_kept_object): New function.
6211 * layout.h: Include <cstring>.
6212 (Layout::is_debug_info_section): New function.
6213 (Layout::add_comdat): Add new parameters.
6214 (Layout::find_kept_object): New function.
6215 (Layout::Kept_section): New struct.
6216 (Layout::Signatures): Change type of map range.
6217 * object.cc (Relobj::output_section_address): New function.
6218 (Sized_relobj::include_section_group): Add new parameters. Change
6219 calls to Layout::add_comdat. Change to build table of kept comdat
6220 groups and table mapping discarded sections to kept sections.
6221 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6222 (Sized_relobj::do_layout): Change calls to include_section_group and
6223 include_linkonce_section.
6224 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6225 value to zero when section is discarded.
6226 (Sized_relobj::map_to_kept_section): New function.
6227 * object.h (Relobj::output_section_address): New function.
6228 (Relobj::Comdat_group): New type.
6229 (Relobj::find_comdat_group): New function.
6230 (Relobj::Comdat_group_table): New type.
6231 (Relobj::Kept_comdat_section): New type.
6232 (Relobj::Kept_comdat_section_table): New type.
6233 (Relobj::add_comdat_group): New function.
6234 (Relobj::set_kept_comdat_section): New function.
6235 (Relobj::get_kept_comdat_section): New function.
6236 (Relobj::comdat_groups_): New field.
6237 (Relobj::kept_comdat_sections_): New field.
6238 (Symbol_value::input_value): Update comment.
6239 (Sized_relobj::map_to_kept_section) New function.
6240 (Sized_relobj::include_linkonce_section): Add new parameter.
6241 * target-reloc.h (Comdat_behavior): New type.
6242 (get_comdat_behavior): New function.
6243 (relocate_section): Add code to map a discarded section to the
6244 corresponding kept section when applying a relocation.
6246 2008-04-30 Craig Silverstein <csilvers@google.com>
6248 * dwarf_reader.cc (next_generation_count): New static var.
6249 (Addr2line_cache_entry): New struct.
6250 (addr2line_cache): New static var.
6251 (Dwarf_line_info::one_addr2line): Added caching.
6252 (Dwarf_line_info::clear_addr2line_cache): New function.
6253 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6254 cache-size parameter.
6255 (Dwarf_line_info::one_addr2line_cache): New function.
6256 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6257 new cache-size argument to one_addr2line(), and clear cache.
6259 2008-04-28 Cary Coutant <ccoutant@google.com>
6261 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6262 R_386_PC8 relocations.
6264 2008-04-23 Ian Lance Taylor <iant@google.com>
6266 * object.cc (Sized_relobj::include_section_group): Check for
6267 invalid section group.
6269 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6272 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6273 than read for file header.
6274 * archive.cc (Archive::include_member): Likewise.
6276 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6278 * aclocal.m4: Regenerate.
6279 * configure: Regenerate.
6281 2008-04-19 Ian Lance Taylor <iant@google.com>
6283 * version.cc (version_string): Bump to 1.6.
6285 * testsuite/Makefile.am (many_sections_r_test): New target.
6286 (many_sections_r_test_SOURCES): Remove.
6287 (many_sections_r_test_DEPENDENCIES): Remove.
6288 (many_sections_r_test_LDFLAGS): Remove.
6289 (many_sections_r_test_LDADD): Remove.
6291 * object.cc (Sized_relobj::do_add_symbols): Always pass
6292 local_symbol_count_ to add_from_relobj.
6294 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6295 every thousand variables.
6296 * testsuite/Makefile.in: Rebuild.
6298 * object.cc (Xindex::initialize_symtab_xindex): New function.
6299 (Xindex::read_symtab_xindex): New function.
6300 (Xindex::sym_xindex_to_shndx): New function.
6301 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6303 (Sized_relobj::do_initialize_xindex): New function.
6304 (Sized_relobj::do_read_symbols): Adjust section links.
6305 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6306 parameter. Change all callers.
6307 (Sized_relobj::include_section_group): Adjust section links and
6308 symbol section indexes.
6309 (Sized_relobj::do_layout): Adjust section links.
6310 (Sized_relobj::do_count_local_symbols): Adjust section links and
6311 symbol section indexes.
6312 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6313 ordinary and special symbols.
6314 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6315 dynsym_xindex parameters. Change all callers. Adjust section
6316 links. Use SHN_XINDEX when needed.
6317 (Sized_relobj::get_symbol_location_info): Adjust section links.
6318 Don't get fooled by special symbols.
6319 * object.h (class Xindex): Define.
6320 (class Object): Add xindex_ parameter. Declare virtual functoin
6321 do_initialize_xindex.
6322 (Object::adjust_sym_shndx): New function.
6323 (Object::set_xindex): New protected function.
6324 (class Symbol_value): Add is_ordinary_shndx_ field.
6325 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6326 (Symbol_value::value): Assert ordinary section.
6327 (Symbol_value::initialize_input_to_output_map): Likewise.
6328 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6330 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6332 (class Sized_relobj): Update declarations.
6333 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6334 parameter. Change all callers.
6335 (Sized_relobj::adjust_shndx): New function.
6336 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6338 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6339 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6340 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6341 (Sized_dynobj::read_dynsym_section): Adjust section links.
6342 (Sized_dynobj::read_dynamic): Likewise.
6343 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6345 (Sized_dynobj::do_initialize_xindex): New function.
6346 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6347 do_initialize_xindex.
6348 (Sized_dynobj::adjust_shndx): New function.
6349 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6350 dynsym_xindex_ fields.
6351 (Layout::finalize): Add a call to set_section_indexes before
6352 creating the symtab sections.
6353 (Layout::set_section_indexes): Don't do anything if the section
6354 already has a section index.
6355 (Layout::create_symtab_sections): Add shnum parameter. Change
6356 caller. Create .symtab_shndx section if needed.
6357 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6359 (Layout::allocated_output_section_count): New function.
6360 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6362 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6363 fields. Update declarations.
6364 (Layout::symtab_xindex): New function.
6365 (Layout::dynsym_xindex): New function.
6366 (class Write_symbols_task): Add layout_ field.
6367 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6369 * output.cc (Output_section_headers::Output_section_headers): Add
6370 shstrtab_section parameter. Change all callers.
6371 (Output_section_headers::do_sized_write): Store overflow values
6372 for section count and section string table section index in
6373 section header zero.
6374 (Output_file_header::do_sized_write): Check for overflow of
6375 section count and section string table section index.
6376 (Output_symtab_xindex::do_write): New function.
6377 (Output_symtab_xindex::endian_do_write): New function.
6378 * output.h (class Output_section_headers): Add shstrtab_section_.
6379 Update declarations.
6380 (class Output_symtab_xindex): Define.
6381 (Output_section::has_out_shndx): New function.
6382 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6384 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6386 (Sized_symbol::init): Likewise.
6387 (Symbol::output_section): Check for ordinary symbol.
6388 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6389 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6391 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6392 Change all callers. Simplify handling of symbols from sections
6393 not included in the link.
6394 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6396 (Weak_alias_sorter::operator()): Assert that symbols are
6398 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6400 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6401 parameters. Change all callers.
6402 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6403 symbol distinction. Use SHN_XINDEX when needed.
6404 (Symbol_table::write_section_symbol): Add symtab_xindex
6405 parameter. Change all callers.
6406 (Symbol_table::sized_write_section_symbol): Likewise. Use
6407 SHN_XINDEX when needed.
6408 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6410 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6411 (Symbol::is_defined): Check is_ordinary.
6412 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6413 (Symbol::is_absolute, Symbol::is_common): Likewise.
6414 (class Sized_symbol): Update declarations.
6415 (class Symbol_table): Update declarations.
6416 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6417 parameters. Change all callers.
6418 (Sized_symbol::override): Likewise.
6419 (Symbol_table::override): Likewise.
6420 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6421 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6422 is_ordinary, and orig_st_shndx parameters. Change all callers.
6423 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6424 to be in an ordinary section.
6425 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6426 object and is_ordinary parameters. Change all callers.
6427 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6428 Change all callers. Don't add undefined or non-ordinary symbols
6430 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6432 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6434 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6435 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6436 (Sized_relobj::relocate_sections): Likewise.
6437 * target-reloc.h (scan_relocs): Adjust section symbol index.
6438 (scan_relocatable_relocs): Likewise.
6439 * i386.cc (Scan::local): Check for ordinary symbols.
6440 * sparc.cc (Scan::local): Likewise.
6441 * x86_64.cc (Scan::local): Likewise.
6442 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6443 to symbol_section_and_value.
6444 * testsuite/many_sections_test.cc: New file.
6445 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6446 (check_PROGRAMS): Add many_sections_test.
6447 (many_sections_test_SOURCES): Define.
6448 (many_sections_test_DEPENDENCIES): Define.
6449 (many_sections_test_LDFLAGS): Define.
6450 (BUILT_SOURCES): Add many_sections_define.h.
6451 (many_sections_define.h): New target.
6452 (BUILT_SOURCES): Add many_sections_check.h.
6453 (many_sections_check.h): New target.
6454 (check_PROGRAMS): Add many_sections_r_test.
6455 (many_sections_r_test_SOURCES): Define.
6456 (many_sections_r_test_DEPENDENCIES): Define.
6457 (many_sections_r_test_LDFLAGS): Define.
6458 (many_sections_r_test_LDADD): Define.
6459 (many_sections_r_test.o): New target.
6460 * testsuite/Makefile.in: Rebuild.
6462 2008-04-17 Cary Coutant <ccoutant@google.com>
6464 * errors.cc (Errors::info): New function.
6465 (gold_info): New function.
6466 * errors.h (Errors::info): New function.
6467 * gold.h (gold_info): New function.
6468 * object.cc (Input_objects::add_object): Print trace output.
6469 * options.cc (options::parse_set): New function.
6470 (General_options::parse_wrap): Deleted.
6471 (General_options::General_options): Deleted initializer.
6472 * options.h (options::String_set): New typedef.
6473 (options::parse_set): New function.
6474 (DEFINE_set): New macro.
6475 (General_options::wrap): Changed to use DEFINE_set. Changed
6476 callers of any_wrap_symbols and is_wrap_symbol.
6477 (General_options::trace, General_options::trace_symbol):
6479 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6480 (General_options::wrap_symbols_): Deleted.
6481 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6483 2008-04-17 David S. Miller <davem@davemloft.net>
6485 * options.cc (General_options::parse_V): New function.
6486 * options.h: Add entries for -V and -Qy.
6488 2008-04-17 Ian Lance Taylor <iant@google.com>
6490 * common.cc (Symbol_table::allocate_commons): Remove options
6491 parameter. Change caller.
6492 (Symbol_table::do_allocate_commons): Remove options parameter.
6493 Change caller. Just call do_allocate_commons_list twice.
6494 (Symbol_table::do_allocate_commons_list): New function, broken out
6495 of do_allocate_commons.
6496 * common.h (class Allocate_commons_task): Remove options_ field.
6498 * symtab.cc (Symbol_table::Symbol_table): Initialize
6500 (Symbol_table::add_from_object): Put TLS common symbols on
6502 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6503 which are IN_OUTPUT_DATA.
6504 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6505 allocate_commons and do_allocate_commons declarations. Declare
6506 do_allocate_commons_list.
6507 * gold.cc (queue_middle_tasks): Update creation of
6508 Allocate_commons_task to not pass options.
6509 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6510 (TLS_TEST_C_FLAGS): New variable.
6511 (tls_test_c_pic.o): New target.
6512 (tls_test_shared.so): Link in tls_test_c_pic.o.
6513 (tls_test_c_pic_ie.o): New target.
6514 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6515 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6516 (tls_test_c.o): New target.
6517 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6518 (tls_pic_test_LDADD): Likewise.
6519 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6520 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6521 (tls_test_c_gnu2.o): New target.
6522 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6524 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6525 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6526 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6527 * testsuite/tls_test.cc: Include "config.h".
6528 (t_last): Call t11_last.
6529 * testsuite/tls_test.h (t11, t11_last): Declare.
6530 * testsuite/tls_test_c.c: New file.
6531 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6532 * configure.ac: Check for OpenMP support.
6533 * configure, config.in, Makefile.in: Rebuild.
6534 * testsuite/Makefile.in: Rebuild.
6536 2008-04-16 Cary Coutant <ccoutant@google.com>
6538 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6539 (Target_i386::tls_base_symbol_defined_): New field.
6540 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6541 (Target_i386::Scan::global): Likewise.
6542 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6543 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6544 (Target_x86_64::tls_base_symbol_defined_): New field.
6545 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6546 (Target_x86_64::Scan::global): Likewise.
6548 2008-04-16 Cary Coutant <ccoutant@google.com>
6550 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6551 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6552 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6553 building shared libraries.
6554 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6555 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6556 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6557 * testsuite/Makefile.in: Rebuild.
6558 * testsuite/weak_undef.h: New file.
6559 * testsuite/weak_undef_file1.cc: Add extra test cases.
6560 * testsuite/weak_undef_file2.cc: Likewise.
6561 * testsuite/weak_undef_test.cc: Likewise.
6563 2008-04-16 David S. Miller <davem@davemloft.net>
6565 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6566 Add issued_non_pic_error_ field. Declare check_non_pic.
6567 (Target_sparc::Scan::check_non_pic): New function.
6568 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6569 (Target_sparc::Scan::global): Likewise.
6571 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6572 * configure: Rebuild.
6574 * options.h (DEFINE_enable): New macro.
6575 (new_dtags): New enable option.
6576 (initfirst, interpose, loadfltr, nodefaultlib,
6577 nodelete, nodlopen, nodump): New -z options.
6578 * layout.cc (Layout:finish_dynamic_section): If new
6579 dtags enabled, emit DT_RUNPATH. Also, emit a
6580 DT_FLAGS_1 containing any specified -z flags.
6582 2008-04-16 Ian Lance Taylor <iant@google.com>
6584 * copy-relocs.cc: New file.
6585 * copy-relocs.h: New file.
6586 * reloc.cc: Remove Copy_relocs code.
6587 * reloc.h: Likewise.
6588 * reloc-types.h (struct Reloc_types) [both versions]: Add
6589 get_reloc_addend_noerror.
6590 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6591 variants of add_global which take an addend which must be zero.
6592 * i386.cc: Include "copy-relocs.h".
6593 (class Target_i386): Change type of copy_relocs_ to variable,
6595 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6597 (Target_i386::do_finalize_sections): Change handling of
6599 * sparc.cc: Include "copy-relocs.h".
6600 (class Target_sparc): Change type of copy_relocs_ to variable,
6602 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6604 (Target_sparc::do_finalize_sections): Change handling of
6606 * x86_64.cc: Include "copy-relocs.h".
6607 (class Target_x86_64): Change type of copy_relocs_ to variable,
6609 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6610 class. Change all callers.
6611 (Target_x86_64::do_finalize_sections): Change handling of
6613 * Makefile.am (CCFILES): Add copy-relocs.cc.
6614 (HFILES): Add copy-relocs.h.
6616 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6618 * testsuite/script_test_4.sh: Permit leading zeroes.
6620 2008-04-15 Ian Lance Taylor <iant@google.com>
6622 * script-sections.cc (Script_sections::create_segments): Use
6623 header_size_adjustment even when there is enough room for the
6625 * testsuite/script_test_4.sh: New file.
6626 * testsuite/script_test_4.t: New file.
6627 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6628 (check_DATA): Add script_test_4.stdout.
6629 (MOSTLYCLEANFILES): Likewise.
6630 (script_test_4): New target.
6631 (script_test_4.stdout): New target.
6632 * testsuite/Makefile.in: Rebuild.
6634 * sparc.cc: Add definitions for Output_data_plt_sparc class
6637 2008-04-14 David S. Miller <davem@davemloft.net>
6639 * sparc.cc: New file.
6640 * Makefile.am (TARGETSOURCES): Add sparc.cc
6641 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6642 * configure.tgt: Document targ_extra_size and
6643 targ_extra_big_endian. Add entries for sparc-* and
6645 * configure.ac: Handle targ_extra_size and
6646 targ_extra_big_endian.
6647 * Makefile.in: Rebuild.
6648 * configure: Likewise.
6649 * po/POTFILES.in: Likewise.
6650 * po/gold.pot: Likewise.
6652 2008-04-14 Ian Lance Taylor <iant@google.com>
6654 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6655 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6656 in the name/type/flags to section mapping. Don't call
6657 allocate_output_section.
6658 (Layout::choose_output_section): Change parameter from adjust_name
6659 to is_input_section. Don't permit input sections after sections
6660 are attached to segments. Don't call allocate_output_section.
6661 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6662 not write_enable_output_section.
6663 (Layout::make_output_section): Don't push to
6664 unattached_section_list_ nor call attach_to_segment. Call
6665 attach_section_to_segment if sections are attached.
6666 (Layout::attach_sections_to_segments): New function.
6667 (Layout::attach_section_to_segment): New function.
6668 (Layout::attach_allocated_section_to_segment): Rename from
6669 attach_to_segment. Remove flags parameter.
6670 (Layout::allocate_output_section): Remove function.
6671 (Layout::write_enable_output_section): Remove function.
6672 * layout.h (class Layout): Update for above changes. Add new
6673 field sections_are_attached_.
6674 * output.h (Output_section::update_flags_for_input_section): New
6676 * output.cc (Output_section::add_input_section): Call
6677 update_flags_for_input_section.
6678 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6680 2008-04-11 Cary Coutant <ccoutant@google.com>
6682 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6683 thought unnecessary.
6684 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6686 2008-04-11 Ian Lance Taylor <iant@google.com>
6688 * output.h (class Output_section_data): Remove inline definition
6690 * output.cc (Output_section_data::set_addralign): New function.
6692 2008-04-11 Cary Coutant <ccoutant@google.com>
6694 Add support for TLS descriptors for i386 and x86_64.
6695 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6696 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6697 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6699 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6700 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6701 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6703 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6704 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6705 Fix problem with initial-exec relocations.
6706 (Target_i386::Relocate::relocate_tls): Likewise.
6707 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6709 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6710 support for section-plus-offset dynamic table entries.
6711 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6712 (Output_data_dynamic::Dynamic_entry): Add support for
6713 section-plus-offset dynamic table entries.
6714 (Output_data_dynamic::Classification): Likewise.
6715 (Output_data_dynamic::classification_): Renamed offset_.
6716 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6717 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6718 (Target_x86_64::make_plt_section): New function.
6719 (Target_x86_64::reserve_tlsdesc_entries): New function.
6720 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6721 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6722 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6723 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6724 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6725 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6726 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6727 add extra PLT entry for TLS descriptors.
6728 (Output_data_plt_x86_64::got_): New field.
6729 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6730 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6732 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6734 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6735 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6736 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6737 R_386_TLS_DESC_CALL relocations.
6738 (Target_x86_64::Scan::global): Likewise.
6739 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6740 for TLS descriptors.
6741 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6742 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6743 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6744 GD-to-IE relaxation.
6745 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6746 and TLS_DESCRIPTORS.
6747 * Makefile.in: Rebuild.
6748 * configure: Rebuild.
6749 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6750 (tls_test_shared2.so): New target.
6751 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6752 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6753 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6754 (tls_shared_gd_to_ie_test_LDADD): New variable.
6755 (tls_shared_gnu2_gd_to_ie_test): New target.
6756 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6758 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6759 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6760 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6761 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6762 (tls_shared_gnu2_test): New target.
6763 (tls_test_gnu2_shared.so): New target.
6764 (tls_shared_gnu2_test_SOURCES): New variable.
6765 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6766 (tls_shared_gnu2_test_LDFLAGS): New variable.
6767 (tls_shared_gnu2_test_LDADD): New variable.
6768 * testsuite/Makefile.in: Rebuild.
6769 * testsuite/Makefile.
6771 2008-04-11 Ian Lance Taylor <iant@google.com>
6773 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6775 * testsuite/Makefile.in: Rebuild.
6777 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6779 * testsuite/script_test_2.cc (main): Adjust test.
6781 2008-04-11 David S. Miller <davem@davemloft.net>
6782 Ian Lance Taylor <iant@google.com>
6784 * options.h (General_options): Add entries for '-Y' and
6786 * options.cc (General_options:finalize): If -Y was used, add those
6787 entries to the library path instead of the default "/lib" and
6790 2008-04-11 David S. Miller <davem@davemloft.net>
6792 * testsuite/justsyms.t: Start at 0x100.
6793 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6794 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6796 * testsuite/script_test_2.cc: Adjust string and section length
6799 2008-04-09 Ian Lance Taylor <iant@google.com>
6802 * script-sections.cc (Sections_element::allocate_to_segment): Add
6804 (Output_section_definition::allocate_to_segment): Likewise.
6805 (Orphan_output_section::allocate_to_segment): Likewise.
6806 (Script_sections::attach_sections_using_phdrs_clause): Don't
6807 propagate non-PT_LOAD segments to orphan sections.
6808 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6809 readelf rather than objdump.
6810 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6811 .interp section and PT_INTERP segment are the same size.
6812 * testsuite/Makefile.in: Rebuild.
6814 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6815 aliases for symbols defined in the same object.
6816 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6817 (weak_alias_test_SOURCES): New variable.
6818 (weak_alias_test_DEPENDENCIES): New variable.
6819 (weak_alias_test_LDFLAGS): New variable.
6820 (weak_alias_test_LDADD): New variable.
6821 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6822 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6823 (weak_alias_test_3.o): New target.
6824 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6825 * testsuite/weak_alias_test_main.cc: New file.
6826 * testsuite/weak_alias_test_1.cc: New file.
6827 * testsuite/weak_alias_test_2.cc: New file.
6828 * testsuite/weak_alias_test_3.cc: New file.
6830 2008-04-08 Ian Lance Taylor <iant@google.com>
6832 * options.h (class General_options): Add --noinhibit-exec option.
6833 * main.cc (main): Check --noinhibit-exec.
6835 * options.h (class General_options): Define --wrap as a special
6836 option. Add wrap_symbols_ field.
6837 (General_options::any_wrap_symbols): New function.
6838 (General_options::is_wrap_symbol): New function.
6839 * options.cc (General_options::parse_wrap): New function.
6840 (General_options::General_options): Initialize wrap_symbols_.
6841 * symtab.cc (Symbol_table::wrap_symbol): New function.
6842 (Symbol_table::add_from_object): Handle --wrap.
6843 * symtab.h (class Symbol_table): Declare wrap_symbol.
6844 * target.h (Target::wrap_char): New function.
6845 (Target::Target_info): Add wrap_char field.
6846 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6847 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6848 * testsuite/testfile.cc (Target_test::test_target_info):
6851 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6854 * layout.h (class Layout): Add added_eh_frame_data_ field.
6855 * layout.cc (Layout::Layout): Initialize new field.
6856 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6857 output section until we find a section we merged successfully.
6858 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6859 that the size be non-zero.
6861 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6864 2008-04-08 Craig Silverstein <csilvers@google.com>
6866 * configure.ac: Export new conditional variable HAVE_ZLIB.
6867 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6869 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6870 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6872 2008-04-07 Ian Lance Taylor <iant@google.com>
6874 * version.cc (version_string): Set to "1.5".
6876 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6877 Add issued_non_pic_error_ field. Declare check_non_pic.
6878 (Target_x86_64::Scan::check_non_pic): New function.
6879 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6880 (Target_x86_64::Scan::global): Likewise.
6882 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6883 addend parameter. Change caller. Handle merge sections.
6884 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6885 Address to Addend. Don't add in the result of
6886 local_section_offset, pass down the addend and use the returned
6888 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6889 Update declarations of local_section_offset and symbol_value.
6890 * testsuite/two_file_test_1.cc (t18): New function.
6891 * testsuite/two_file_test_2.cc (f18): New function.
6892 * testsuite/two_file_test_main.cc (main): Call t18.
6893 * testsuite/two_file_test.h (t18, f18): Declare.
6895 * configure.ac: Don't test for objdump, c++filt, or readelf.
6896 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6898 (TEST_READELF): New variable.
6899 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6900 (check_PROGRAMS): Add two_file_strip_test.
6901 (two_file_strip_test): New target.
6902 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6903 (two_file_same_shared_strip_test_SOURCES): New variable.
6904 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6905 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6906 (two_file_same_shared_strip_test_LDADD): New variable.
6907 (two_file_shared_strip.so): New target.
6908 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6909 (ver_test_5.syms, ver_test_7.syms): Likewise.
6910 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6911 (strip_test_3.stdout): Use TEST_OBJDUMP.
6912 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6914 2008-04-04 Cary Coutant <ccoutant@google.com>
6916 * symtab.h (Symbol::is_weak_undefined): New function.
6917 (Symbol::is_strong_undefined): New function.
6918 (Symbol::is_absolute): New function.
6919 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6920 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6922 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6923 (weak_undef_test): New target.
6924 * testsuite/Makefile.in: Rebuild.
6925 * testsuite/weak_undef_file1.cc: New file.
6926 * testsuite/weak_undef_file2.cc: New file.
6927 * testsuite/weak_undef_test.cc: New file.
6929 2008-04-03 Craig Silverstein <csilvers@google.com>
6931 * compressed_output.h (class Output_compressed_section): Use
6933 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6935 (zlib_compressed_suffix): Removed.
6936 (Output_compressed_section::set_final_data_size): Use unsigned
6938 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6939 Fix linker invocation.
6940 (flagstest_o_specialfile_and_compress_debug_sections):
6942 * testsuite/Makefile.in: Regenerated.
6944 2008-04-02 David S. Miller <davem@davemloft.net>
6946 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6947 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6949 2008-04-02 Craig Silverstein <csilvers@google.com>
6953 2008-04-02 Ian Lance Taylor <iant@google.com>
6955 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6956 parameters. Update for new key type to views_. Change all
6958 (File_read::read): Adjust for byteshift in returned view.
6959 (File_read::add_view): New function, broken out of
6961 (File_read::make_view): New function, broken out of
6963 (File_read::find_or_make_view): Add offset and aligned
6964 parameters. Rewrite accordingly. Change all callers.
6965 (File_read::get_view): Add offset and aligned parameters. Adjust
6966 for byteshift in return value.
6967 (File_read::get_lasting_view): Likewise.
6968 * fileread.h (class File_read): Update declarations.
6969 (class File_read::View): Add byteshift_ field. Add byteshift to
6970 constructor. Add byteshift method.
6971 * archive.h (Archive::clear_uncached_views): New function.
6972 (Archive::get_view): Add aligned parameter. Change all callers.
6973 * object.h (Object::get_view): Add aligned parameter. Change all
6975 (Object::get_lasting_view): Likewise.
6977 * fileread.cc (File_read::release): Don't call clear_views if
6978 there are multiple objects.
6979 * fileread.h (File_read::clear_uncached_views): New function.
6980 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6983 2008-03-31 Cary Coutant <ccoutant@google.com>
6985 Add thin archive support.
6986 * archive.cc (Archive::armagt): New const.
6987 (Archive::setup): Remove task parameter and calls to unlock.
6988 (Archive::unlock_nested_archives): New function.
6989 (Archive::read_header): Add nested_off parameter. Change
6991 (Archive::interpret_header): Likewise.
6992 (Archive::include_all_members): Change to handle thin
6994 (Archive::include_member): Likewise.
6995 * archive.h (Archive::Archive): Add new parameters and
6997 (Archive::armagt): New const.
6998 (Archive::setup): Remove task parameter.
6999 (Archive::unlock_nested_archives): New function.
7000 (Archive::read_header): Add nested_off parameter.
7001 (Archive::interpret_header): Likewise.
7002 (Archive::Nested_archive_table): New typedef.
7003 (Archive::is_thin_archive_): New field.
7004 (Archive::nested_archives_): New field.
7005 (Archive::options_): New field.
7006 (Archive::dirpath_): New field.
7007 (Archive::task_): New field.
7008 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7009 for thin archives. Pass additional parameters to
7010 Archive::Archive. Unlock the archive file after calling
7013 2008-03-29 Ian Lance Taylor <iant@google.com>
7015 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7016 version symbol to be local.
7017 * testsuite/ver_test_4.sh: New file.
7018 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7019 (check_DATA): Add ver_test_4.syms.
7020 (ver_test_4.syms): New target.
7021 * testsuite/Makefile.in: Rebuild.
7024 (Output_section::Input_section_sort_entry::has_priority): New
7026 (Output_section::Input_section_sort_entry::match_file_name): New
7028 (Output_section::Input_section_sort_entry::match_section_name):
7030 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7032 (Output_section::Input_section_sort_entry::match_section_file):
7034 (Output_section::Input_section_sort_compare::operator()): Rewrite
7035 using new Input_section_sort_entry functions. Sort crtbegin and
7036 crtend first. Sort sections with no priority before sections with
7038 * testsuite/initpri1.c (d3): Check j != 4.
7039 (cd5): New constructor/destructor function.
7040 (main): Check j != 2.
7042 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7043 new symbol when resolving, don't call set_is_default.
7044 * testsuite/ver_test_7.cc: New file.
7045 * testsuite/ver_test_7.sh: New file.
7046 * testsuite/Makefile.am (ver_test_7.so): New target.
7047 (ver_test_7.o): New target.
7048 (check_SCRIPTS): Add ver_test_7.sh.
7049 (check_DATA): Add ver_test_7.syms.
7050 (ver_test_7.syms): New target.
7052 2008-03-28 Ian Lance Taylor <iant@google.com>
7054 * layout.cc (Layout::layout): If we see an input section with a
7055 name that needs sorting, set the must_sort flag for the output
7057 (Layout::make_output_section): If the name of the output section
7058 indicates that it might require sorting, set the may_sort flag.
7059 * output.h (Output_section::may_sort_attached_input_sections): New
7061 (Output_section::set_may_sort_attached_input_sections): New
7063 (Output_section::must_sort_attached_input_sections): New
7065 (Output_section::set_must_sort_attached_input_sections): New
7067 (class Output_section): Declare Input_section_sort_entry. Define
7068 Input_section_sort_compare. Declare
7069 sort_attached_input_sections. Add new fields:
7070 may_sort_attached_input_sections_,
7071 must_sort_attached_input_sections_,
7072 attached_input_sections_are_sorted_.
7073 * output.cc (Output_section::Output_section): Initialize new
7075 (Output_section::add_input_section): Add an entry to
7076 input_sections_ if may_sort or must_sort are true.
7077 (Output_section::set_final_data_size): Call
7078 sort_attached_input_sections if necessary.
7079 (Output_section::Input_section_sort_entry): Define new class.
7080 (Output_section::Input_section_sort_compare::operator()): New
7082 (Output_section::sort_attached_input_sections): New function.
7083 * configure.ac: Check whether the compiler supports constructor
7084 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7085 * testsuite/initpri1.c: New file.
7086 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7087 CONSTRUCTOR_PRIORITY.
7088 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7089 (initpri1_LDFLAGS): New variable.
7090 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7092 2008-03-27 Ian Lance Taylor <iant@google.com>
7094 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7095 * testsuite/common_test_1.c: New file.
7096 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7097 (common_test_1_SOURCES): New variable.
7098 (common_test_1_DEPENDENCIES): New variable.
7099 (common_test_1_LDFLAGS): New variable.
7101 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7102 and commons_ correctly when NAME/VERSION does not override
7104 * testsuite/ver_test_6.c: New file.
7105 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7106 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7107 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7109 2008-03-26 Ian Lance Taylor <iant@google.com>
7111 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7112 of an undefined symbol from a version script.
7113 * testsuite/Makefile.am (ver_test_5.so): New target.
7114 (ver_test_5.o): New target.
7115 (check_SCRIPTS): Add ver_test_5.sh.
7116 (check_DATA): Add ver_test_5.syms.
7117 (ver_test_5.syms): New target.
7118 * testsuite/ver_test_5.cc: New file.
7119 * testsuite/ver_test_5.script: New file.
7120 * testsuite/ver_test_5.sh: New file.
7121 * Makefile.in, testsuite/Makefile.in: Rebuild.
7124 Fix problems building gold with gcc 4.3.0.
7125 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7126 (gold_error_at_location, gold_warning_at_location): Use it.
7127 * configure.ac: Check whether we can compile and use a template
7128 function with a printf attribute.
7129 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7130 when jumping over bytes.
7131 * object.cc: Instantiate Object::read_section_data.
7132 * debug.h: Include <cstring>
7133 * dwarf_reader.cc: Include <algorithm>
7134 * main.cc: Include <cstring>.
7135 * options.cc: Include <cstring>.
7136 * output.cc: Include <cstring>.
7137 * script.cc: Include <cstring>.
7138 * script.h: Include <string>.
7139 * symtab.cc: Include <cstring> and <algorithm>.
7140 * target-select.cc: Include <cstring>.
7141 * version.cc: Include <string>.
7142 * testsuite/testmain.cc: Include <cstdlib>.
7143 * configure, config.in: Rebuild.
7145 2008-03-25 Ian Lance Taylor <iant@google.com>
7147 * options.cc: Include "../bfd/bfdver.h".
7148 (options::help): Print bug reporting address.
7150 * version.cc (print_version): Adjust output for current value of
7155 * options.cc (options::help): Print list of supported targets.
7156 * target-select.h: Include <vector>.
7157 (class Target_selector): Make machine_, size_, and is_big_endian_
7158 fields const. Add bfd_name_ and instantiated_target_ fields.
7159 (Target_selector::Target_selector): Add bfd_name parameter.
7160 (Target_selector::recognize): Make non-virtual, call
7162 (Target_selector::recognize_by_name): Make non-virtual, call
7163 do_recognize_by_name.
7164 (Target_selector::supported_names): New function.
7165 (Target_selector::bfd_name): New function.
7166 (Target_selector::do_instantiate_target): New pure virtual
7168 (Target_selector::do_recognize): New virtual function.
7169 (Target_selector::do_recognize_by_name): New virtual function.
7170 (Target_selector::instantiate_target): New private function.
7171 (supported_target_names): Declare.
7172 * target-select.cc (Target_selector::Target_selector): Update for
7173 new parameter and fields.
7174 (select_target_by_name): Check that the name matches before
7175 calling recognize_by_name.
7176 (supported_target_names): New function.
7177 * i386.cc (class Target_selector_i386): Update Target_selector
7178 constructor call. Remove recognize and recognize_by_name. Add
7179 do_instantiate_target.
7180 * x86_64.cc (class Target_selector_x86_64): Likewise.
7181 * testsuite/testfile.cc (class Target_selector_test): Update for
7182 changes to Target_selector.
7184 * README: Rewrite, with some notes on unsupported features.
7186 2008-03-24 Cary Coutant <ccoutant@google.com>
7188 * i386.cc (Target_i386::Got_type): New enum declaration.
7189 (Target_i386::Scan::local): Updated callers of Output_data_got
7191 (Target_i386::Scan::global): Likewise.
7192 (Target_i386::Relocate::relocate): Likewise.
7193 (Target_i386::Relocate::relocate_tls): Likewise.
7194 * object.h (Got_offset_list): New class.
7195 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7196 (Sized_relobj::local_got_offset): Likewise.
7197 (Sized_relobj::set_local_got_offset): Likewise.
7198 (Sized_relobj::local_has_tls_got_offset): Removed.
7199 (Sized_relobj::local_tls_got_offset): Removed.
7200 (Sized_relobj::set_local_tls_got_offset): Removed.
7201 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7202 * output.cc (Output_data_got::add_global): Added got_type parameter.
7203 (Output_data_got::add_global_with_rel): Likewise.
7204 (Output_data_got::add_global_with_rela): Likewise.
7205 (Output_data_got::add_global_pair_with_rel): New function.
7206 (Output_data_got::add_global_pair_with_rela): New function.
7207 (Output_data_got::add_local): Added got_type parameter.
7208 (Output_data_got::add_local_with_rel): Likewise.
7209 (Output_data_got::add_local_with_rela): Likewise.
7210 (Output_data_got::add_local_pair_with_rel): New function.
7211 (Output_data_got::add_local_pair_with_rela): New function.
7212 (Output_data_got::add_global_tls): Removed.
7213 (Output_data_got::add_global_tls_with_rel): Removed.
7214 (Output_data_got::add_global_tls_with_rela): Removed.
7215 (Output_data_got::add_local_tls): Removed.
7216 (Output_data_got::add_local_tls_with_rel): Removed.
7217 (Output_data_got::add_local_tls_with_rela): Removed.
7218 * output.h (Output_data_got::add_global): Added got_type parameter.
7219 (Output_data_got::add_global_with_rel): Likewise.
7220 (Output_data_got::add_global_with_rela): Likewise.
7221 (Output_data_got::add_global_pair_with_rel): New function.
7222 (Output_data_got::add_global_pair_with_rela): New function.
7223 (Output_data_got::add_local): Added got_type parameter.
7224 (Output_data_got::add_local_with_rel): Likewise.
7225 (Output_data_got::add_local_with_rela): Likewise.
7226 (Output_data_got::add_local_pair_with_rel): New function.
7227 (Output_data_got::add_local_pair_with_rela): New function.
7228 (Output_data_got::add_global_tls): Removed.
7229 (Output_data_got::add_global_tls_with_rel): Removed.
7230 (Output_data_got::add_global_tls_with_rela): Removed.
7231 (Output_data_got::add_local_tls): Removed.
7232 (Output_data_got::add_local_tls_with_rel): Removed.
7233 (Output_data_got::add_local_tls_with_rela): Removed.
7234 * resolve.cc (Symbol::override_base_with_special): Removed
7235 reference to has_got_offset_ field.
7236 * symtab.cc (Symbol::init_fields): Replaced initialization
7237 of got_offset_ with got_offsets_. Removed initialization
7239 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7240 (Symbol::got_offset): Likewise.
7241 (Symbol::set_got_offset): Likewise.
7242 (Symbol::has_tls_got_offset): Removed.
7243 (Symbol::tls_got_offset): Removed.
7244 (Symbol::set_tls_got_offset): Removed.
7245 (Symbol::got_offset_): Removed.
7246 (Symbol::tls_mod_got_offset_): Removed.
7247 (Symbol::tls_pair_got_offset_): Removed.
7248 (Symbol::got_offsets_): New field.
7249 (Symbol::has_got_offset): Removed.
7250 (Symbol::has_tls_mod_got_offset): Removed.
7251 (Symbol::has_tls_pair_got_offset): Removed.
7252 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7253 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7255 (Target_x86_64::Scan::global): Likewise.
7256 (Target_x86_64::Relocate::relocate): Likewise.
7257 (Target_x86_64::Relocate::relocate_tls): Likewise.
7259 2008-03-25 Ben Elliston <bje@au.ibm.com>
7261 * yyscript.y: Fix spelling error in comment.
7263 2008-03-24 Ian Lance Taylor <iant@google.com>
7265 * options.h (class General_options): Define build_id option.
7266 * layout.h (class Layout): Declare write_build_id, create_note,
7267 create_build_id. Add build_id_note_ member.
7268 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7269 "libiberty.h", "md5.h", "sha1.h".
7270 (Layout::Layout): Initialize eh_frame_data_,
7271 eh_frame_hdr_section_, and build_id_note_.
7272 (Layout::finalize): Call create_build_id.
7273 (Layout::create_note): New function, broken out of
7274 Layout::create_gold_note.
7275 (Layout::create_gold_note): Call create_note.
7276 (Layout::create_build_id): New function.
7277 (Layout::write_build_id): New function.
7278 (Close_task_runner::run): Call write_build_id.
7280 * x86_64.cc: Correct license to GPLv3.
7282 2008-03-23 Ian Lance Taylor <iant@google.com>
7284 * options.cc: Include "demangle.h".
7285 (parse_optional_string): New function.
7286 (parse_long_option): Handle takes_optional_argument.
7287 (parse_short_option): Update dash_z initializer. Handle
7288 takes_optional_argument.
7289 (General_options::General_options): Initialize do_demangle_.
7290 (General_options::finalize): Set do_demangle_. Handle demangling
7292 * options.h (parse_optional_string): Declare.
7293 (struct One_option): Add optional_arg field. Update constructor.
7294 Update call constructor calls. Add takes_optional_argument
7296 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7297 (DEFINE_optional_string): Define.
7298 (General_options::demangle): Change from DEFINE_bool to
7299 DEFINE_optional_string.
7300 (General_options::no_demangle): New function.
7301 (General_options::do_demangle): New function.
7302 (General_options::set_do_demangle): New function.
7303 (General_options::execstack_status_): Move definition to end of
7305 (General_options::static_): Likewise.
7306 (General_options::do_demangle_): New field.
7307 * object.cc (big_endian>::get_symbol_location_info): Call
7308 Options::do_demangle, not Options::demangle.
7309 * symtab.cc (demangle): Likewise.
7311 2008-03-22 Ian Lance Taylor <iant@google.com>
7313 * gold.h: Include <cstddef> and <sys/types.h>
7314 * options.h: Include <cstring>.
7316 2008-03-21 Ian Lance Taylor <iant@google.com>
7318 * Added source code to GNU binutils.