1 2010-03-15 Rafael Espindola <espindola@google.com>
3 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4 Add_symbols' constructor.
5 * readsyms.h (Add_symbols): Remove the input_group member.
7 2010-03-10 Ian Lance Taylor <iant@google.com>
9 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
10 target to ask whether a reference to a symbol requires a stack
12 * target.h (Target::is_call_to_non_split): New function.
13 (Target::do_is_call_to_non_split): Declare virtual function.
14 * target.cc: Include "symtab.h".
15 (Target::do_is_call_to_non_split): New function.
16 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
18 2010-03-10 Cary Coutant <ccoutant@google.com>
20 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
21 (File_read::open[1]): Remove initial mapping of whole_file_view_.
22 (File_read::open[2]): Add whole_file_view_ to list of views.
23 (File_read::make_view): Remove test of whole_file_view_.
24 (File_read::find_or_make_view): Create whole_file_view_ if
26 (File_read::clear_views): Replace bool parameter with enum;
27 adjust all callers. Don't delete views with permanent data;
28 do delete cached views and views from archives if
29 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
30 if clearing the corresponding view.
31 * fileread.h (File_read::Clear_views_mode): New enum.
32 (File_read::View::is_permanent_view): New method.
33 (File_read::clear_views): Replace bool parameter
34 with enum; adjust all callers.
35 * options.h (General_options): Change keep_files_mapped option;
37 * readsyms.cc (Add_symbols::run): Delete sd_ object before
39 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
42 2010-03-10 David S. Miller <davem@davemloft.net>
44 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
46 2010-03-09 Sriraman Tallam <tmsriram@google.com>
48 * icf.cc (get_section_contents): Add '@' marker after processing the
51 2010-03-08 Doug Kwan <dougkwan@google.com>
53 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
54 due to a conversion warning.
55 (Arm_relobj::update_output_local_symbol_count): Check for local
56 symbol with unset output index.
58 2010-03-05 Ian Lance Taylor <iant@google.com>
60 * options.h (class General_options): Add --spare-dynamic-tags.
61 * output.cc (Output_data_dynamic::set_final_data_size): Implement
64 2010-03-05 Ian Lance Taylor <iant@google.com>
66 * incremental.cc: Include "libiberty.h".
68 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
70 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
71 function, is_info_ member.
72 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
73 (Versions::Versions): Update caller.
74 (Versions::define_base_version): Likewise.
75 (Versions::add_def): Likewise.
77 2010-03-03 Sriraman Tallam <tmsriram@google.com>
79 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
80 (Scan::possible_function_pointer_reloc): New function.
81 (Scan::local_reloc_may_be_function_pointer): Change to call
82 possible_function_pointer_reloc.
83 (Scan::global_reloc_may_be_function_pointer): Ditto.
84 * icf.h (Icf::check_section_for_function_pointers): Change to reject
85 relocations in ".data.rel.ro._ZTV" section.
86 * testsuite/icf_safe_so_test.sh: Change to pass i386.
87 * testsuite/icf_safe_so_test.cc: Ditto.
88 * testsuite/icf_safe_test.cc: Ditto.
89 * testsuite/icf_safe_test.sh: Ditto.
91 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
92 Ian Lance Taylor <iant@google.com>
94 * target-reloc.h (relocate_section): Check the symbol table index
95 for -1U before setting the local symbol index.
96 (scan_relocatable_relocs): If copying the relocation, record that
97 the local symbol is required.
98 * object.h (Symbol_value::is_output_symtab_index_set): New
100 (Symbol_value::may_be_discarded_from_output_symtab): New
102 (Symbol_value::has_output_symtab_entry): New function.
103 (Symbol_value::needs_output_symtab_entry): Remove.
104 (Symbol_value::output_symtab_index): Make sure the symbol index is
106 (Symbol_value::set_output_symtab_index): Make sure the symbol
107 index is not set. Make sure the new index is valid.
108 (Symbol_value::set_must_have_output_symtab_entry): New function.
109 (Symbol_value::has_output_dynsym_entry): New function.
110 (Symbol_value::set_output_dynsym_index): Make sure the new index
112 (Sized_relobj::set_must_have_output_symtab_entry): New function.
113 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
114 local symbol if permitted.
115 (Sized_relobj::do_finalize_local_symbols): Call
116 is_output_symtab_index_set rather than needs_output_symtab_entry.
117 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
118 rather than needs_output_symtab_entry. Call
119 has_output_dynsym_entry rather than needs_output_dynsym_entry.
120 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
121 is_output_symtab_index_set rather than needs_output_symtab_entry.
122 * testsuite/discard_locals_relocatable_test.c: New file.
123 * testsuite/discard_locals_test.sh: Test -r.
124 * testsuite/Makefile.am (check_DATA): Add
125 discard_locals_relocatable_test1.syms,
126 discard_local_relocatable_test2.syms.
127 (MOSTLYCLEANFILES): Likewise. Also add
128 discard_locals_relocatable_test1.lout and
129 discard_locals_relocatable_test2.out.
130 (discard_locals_relocatable_test1.syms): New target.
131 (discard_locals_relocatable_test.o): New target.
132 (discard_locals_relocatable_test1.out): New target.
133 (discard_locals_relocatable_test2.syms): New target.
134 (discard_locals_relocatable_test2.out): New target.
135 (various): Add missing ../ld-new dependencies.
136 * testsuite/Makefile.in: Rebuild.
138 2010-03-03 Nick Clifton <nickc@redhat.com>
140 * po/fi.po: New Finnish translation.
142 2010-03-01 Doug Kwan <dougkwan@google.com>
144 * layout.cc (Layout::Layout): Force section types of .init_array*,
145 .preinit_array* and .fini_array* sections.
146 * output.cc (Output_section::Input_section_sort_entry::has_priority):
147 Fix check of return value of std::string::find.().
148 (Output_section::Input_section_sort_compare::operator()): Remove
149 comment about .init_array.
150 (Output_section::Input_section_sort_init_fini_compare::operator()):
152 (Output_section::sort_attached_input_sections): Handle .init_array
153 and .fini_array specially.
154 * output.h (Output_section::Inut_section_sort_compare): Update
156 (Output_section::Input_section_sort_init_fini_compare): New struct.
158 2010-02-26 Doug Kwan <dougkwan@google.com>
160 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
161 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
162 * testsuite/debug_msg.sh: Avoid matching source line number for
163 use of global variable undef_int.
165 2010-02-26 Doug Kwan <dougkwan@google.com>
167 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
168 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
169 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
170 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
171 * options.cc (General_options::General_options): Initialize member
173 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
174 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
175 and rm_no_fix_v4bx.stdout
176 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
177 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
178 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
179 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
181 * Makefile.in: Regenerate.
182 * testsuite/arm_fix_v4bx.s: New file.
183 * testsuite/arm_fix_v4bx.sh: Ditto.
185 2010-02-24 Doug Kwan <dougkwan@google.com>
187 * arm.cc (Target_arm::got_section): Make the .got section the first
188 non RELRO section in the data segment.
189 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
190 suffixes of section names.
192 2010-02-24 Doug Kwan <dougkwan@google.com>
194 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
195 flags and attributes merging if an input file is a binary file.
196 * fileread.cc (Input_file::open): Record format of original file.
197 * fileread.h (Input_file::Format): New enum type.
198 (Input_file::Input_file): Initialize data member format_.
199 (Input_file::format): New method definition.
200 (Input_file::format_):: New data member.
202 2010-02-24 Doug Kwan <dougkwan@google.com>
204 * arm.cc (Arm_output_data_got): New class.
205 (ARM_TCB_SIZE): New constant
206 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
207 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
208 If user uses a script with a SECTIONS clause, issue only a warning
209 for a misplaced EXIDX input section. Otherwise, issue an error.
210 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
212 (Target_arm::got_mode_index_entry): Handle static linking.
213 (Target_arm::Scan::local): Ditto.
214 (Target_arm::Scan::global): Ditto.
215 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
216 all incorrectly implemented relocations.
217 (Target_arm::fix_exidx_coverage): Pass layout to
218 Arm_output_section::fix_exidx_coverage.
219 * layout.cc (Layout::section_name_mapping): Remove trailing dots
220 from ".ARM.exidx." and ".ARM.extab.".
222 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
224 * arm.cc (Target_arm::do_finalize_sections): Create attribute
225 section if it does not already exist.
226 * attributes.cc (Attributes_section_data::Attributes_section_data):
227 Don't crash if size is zero.
229 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
230 Ian Lance Taylor <iant@google.com>
232 * gold.cc (queue_middle_tasks): If no input files were opened,
234 * workqueue.h (Task_function::Task_function): Assert that there is
237 2010-02-22 Doug Kwan <dougkwan@google.com>
239 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
240 * icf.cc (get_section_contents): Cast snprintf arguments to long long
241 types to avoid warnings due to different uint64_t implementations
244 2010-02-21 Doug Kwan <dougkwan@google.com>
246 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
247 handling of the maximum backward branch offset.
248 (Arm_relocate_functions::thumb_branch_common): Ditto.
249 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
250 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
251 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
252 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
253 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
254 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
255 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
256 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
257 thumb_bl_out_of_range thumb_bl_out_of_range.o,
258 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
259 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
260 thumb2_bl_out_of_range.o): New rules.
261 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
262 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
263 thumb2_bl_out_of_range
264 * testsuite/Makefile.in: Regenerate.
265 * testsuite/arm_bl_in_range.s: New file.
266 * testsuite/arm_bl_out_of_range.s: Ditto.
267 * testsuite/arm_branch_in_range.sh: Ditto.
268 * testsuite/arm_branch_range.t: Ditto.
269 * testsuite/thumb2_branch_range.t: Ditto.
270 * testsuite/thumb_bl_in_range.s: Ditto.
271 * testsuite/thumb_bl_out_of_range.s: Ditto.
272 * testsuite/thumb_branch_range.t: Ditto.
274 2010-02-20 Sriraman Tallam <tmsriram@google.com>
276 * gc.h (gc_process_relocs): Change vectors to point to the new list.
277 Add reloc offset information.
278 * icf.cc (get_section_contents): Change iterators to point to the new
279 vectors. Add reloc offset information to the contents.
280 * icf.h (Icf::Sections_reachable_info): New typedef.
281 (Icf::Sections_reachable_list): New typedef.
282 (Icf::Offset_info): New typedef.
283 (Icf::Reloc_info): New struct typedef.
284 (Icf::Reloc_info_list): New typedef.
285 (Icf::symbol_reloc_list): Delete method.
286 (Icf::addend_reloc_list): Delete method.
287 (Icf::section_reloc_list): Delete method.
288 (Icf::reloc_info_list): New method.
289 (Icf::reloc_info_list_): New member.
291 2010-02-19 Doug Kwan <dougkwan@google.com>
293 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
294 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
295 * arm.cc (Arm_relocation_functions): New forward declaration.
296 (Target_arm::Target_arm): Initialize new data members
297 got_mod_index_offset_ and tls_base_symbol_defined_.
298 (Target_arm::Relocate::relocate_tls): New method.
299 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
300 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
302 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
303 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
304 (Target_arm::got_mod_index_offset_,
305 Target_arm::tls_base_symbol_defined_): New data members.
306 (Target_arm::Scan::local, Target::Scan::global,
307 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
310 2010-02-18 Doug Kwan <dougkwan@google.com>
312 * arm.cc (Arm_relobj::find_linked_text_section): New method.
313 (Arm_relobj::make_exidx_input_section): Pass section index of linked
314 text section as a parameter becuase some broken tools may not set
315 the link in section header.
316 (Target_arm::has_got_section): New method.
317 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
318 without any mapping symbol as data only. Remove warning.
319 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
320 link in its section header, try to discover the link by inspecting the
321 REL31 relocation at the beginning of the section.
322 (Target_arm::Scan::check_non_pic): Report name of offending relocation
324 (Target_arm::Scan::global): Treat any reference to the symbol
325 _GLOBAL_OFFSET_TABLE_ as a GOT access.
327 2010-02-12 Sriraman Tallam <tmsriram@google.com>
329 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
330 (Scan::global_reloc_may_be_function_pointer): New function.
331 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
332 (Scan::global_reloc_may_be_function_pointer): New function.
333 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
334 (Scan::global_reloc_may_be_function_pointer): New function.
335 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
336 (Scan::global_reloc_may_be_function_pointer): New function.
337 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
338 (Scan::global_reloc_may_be_function_pointer): New function.
339 (Scan::possible_function_pointer_reloc): New function.
340 (Target_x86_64::can_check_for_function_pointers): New function.
341 * gc.h (gc_process_relocs): Scan relocation types to determine if
342 function pointers were taken for targets that support it.
343 * icf.cc (Icf::find_identical_sections): Include functions for
344 folding in safe ICF whose pointer is not taken.
345 * icf.h (Secn_fptr_taken_set): New typedef.
346 (fptr_section_id_): New member.
347 (section_has_function_pointers): New function.
348 (set_section_has_function_pointers): New function.
349 (check_section_for_function_pointers): New function.
350 * options.h: Fix comment for safe ICF option.
351 * target.h (can_check_for_function_pointers): New function.
352 * testsuite/Makefile.am: Add icf_safe_so_test test case.
353 Modify icf_safe_test for X86-64.
354 * testsuite/Makefile.in: Regenerate.
355 * testsuite/icf_safe_so_test.cc: New file.
356 * testsuite/icf_safe_so_test.sh: New file.
357 * testsuite/icf_safe_test.cc (kept_func_3): New function.
358 (main): Change to take pointer to function kept_func_3.
359 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
360 folding is done correctly for X86-64.
362 2010-02-12 David S. Miller <davem@davemloft.net>
364 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
365 is_symbolless parameter.
366 (Output_reloc<SHT_REL>::is_symbolless): New.
367 (Output_reloc<SHT_REL>::is_symbolless_): New.
368 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
369 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
370 (Output_reloc<SHT_RELA>::is_symbolless): New.
371 (Output_data_reloc::add_global): Handle is_symbolless.
372 (Output_data_reloc::add_global_relative): Likewise.
373 (Output_data_reloc::add_local): Likewise.
374 (Output_data_reloc::add_local_relative): Likewise.
375 (Output_data_reloc::add_symbolless_global_addend): New.
376 (Output_data_reloc::add_symbolless_local_addend): New.
377 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
379 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
380 instead of ->is_relative_
381 (Output_reloc::write): Likewise.
382 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
383 (Output_reloc::write_rel): Simplify.
385 * sparc.cc (Target_sparc::Scan::local): Use
386 ->add_symbolless_local_addend as needed.
387 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
388 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
389 based upon relocation offset.
391 2010-02-11 Doug Kwan <dougkwan@google.com>
393 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
394 (Target_arm::Scan::global): Ditto. Also remove a comment before the
395 beginning of function.
396 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
397 and MOVT_ABS relocations. Those are non issued in scanning. Fix
398 parameter is_32bit in calls to should_apply_static_reloc.
399 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
400 (check_DATA): Add arm_abs_global.stdout.
401 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
402 arm_abs_global.stdout): New rules.
403 (MOSTLLYCLEANFILES): Add arm_abs_global
404 * Makefile.in: Regenerate.
405 * testsuite/arm_abs_global.s: New file.
406 * testsuite/arm_abs_global.sh: Ditto.
407 * testsuite/arm_abs_lib.s: Ditto.
409 2010-02-11 Ian Lance Taylor <iant@google.com>
411 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
413 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
414 Allocate_commons_task first.
415 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
416 task, rather than symtab_lock_.
417 (Gc_process_relocs::~Gc_process_relocs): New function.
418 (Gc_process_relocs::is_runnable): Check this_blocker_.
419 (Gc_process_relocs::locks): Use next_blocker_ rather than
421 (Scan_relocs::~Scan_relocs): New function.
422 (Scan_relocs::is_runnable): Check this_blocker_ rather than
424 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
426 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
427 fields. Add this_blocker_ and next_blocker_ fields. Adjust
428 constructor accordingly.
429 (class Gc_process_relocs): Likewise.
430 (class Scan_relocs): Likewise.
431 * common.h (class Allocate_commons_task): Remove symtab_lock_
432 field, and corresponding constructor parameter.
433 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
435 (Allocate_commons_task::locks): Likewise.
437 2010-02-11 Ian Lance Taylor <iant@google.com>
439 * gold-threads.h (class Once): Define.
440 (class Initialize_lock): Rewrite as child of Once.
441 * gold-threads.cc (class Once_initialize): Define.
442 (once_pointer_control): New static variable.
443 (once_pointer, once_arg): New static variables.
444 (c_run_once): New static function.
445 (Once::Once, Once::run_once, Once::internal_run): New functions.
446 (class Initialize_lock_once): Remove.
447 (initialize_lock_control): Remove.
448 (initialize_lock_pointer): Remove.
449 (initialize_lock_once): Remove.
450 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
451 (Initialize_lock::initialize): Rewrite.
452 (Initialize_lock::do_run_once): New function.
453 * archive.cc (Archive::interpret_header): Only clear name if it is
455 * fileread.cc: Include "gold-threads.h"
456 (file_counts_lock): New static variable.
457 (file_counts_initialize_lock): Likewise.
458 (File_read::release): Only increment counts when using --stats.
459 Use a lock around the increment.
460 * parameters.cc (class Set_parameters_target_once): Define.
461 (set_parameters_target_once): New static variable.
462 (Parameters::Parameters): Move here from parameters.h.
463 (Parameters::set_target): Rewrite.
464 (Parameters::set_target_once): New function.
465 (Parameters::clear_target): Move here and rewrite.
466 * parameters.h (class Parameters): Update declarations. Add
467 set_parameters_target_once_ field.
468 (Parameters::Parameters): Move to parameters.cc.
469 (Parameters::clear_target): Likewise.
470 * readsyms.cc (Read_symbols::do_group): Create a Start_group
472 (Start_group::~Start_group): New function.
473 (Start_group::is_runnable): New function.
474 (Start_group::locks, Start_group::run): New functions.
475 (Finish_group::run): Change saw_undefined to size_t.
476 * readsyms.h (class Start_group): Define.
477 (class Finish_group): Change saw_undefined_ field to size_t.
478 (Finish_group::Finish_group): Remove saw_undefined and
479 this_blocker parameters. Change all callers.
480 (Finish_group::set_saw_undefined): New function.
481 (Finish_group::set_blocker): New function.
482 * symtab.h (class Symbol_table): Change saw_undefined to return
483 size_t. Change saw_undefined_ field to size_t.
484 * target-select.cc (Set_target_once::do_run_once): New function.
485 (Target_selector::Target_selector): Initialize set_target_once_
486 field. Don't initialize lock_ and initialize_lock_ fields.
487 (Target_selector::instantiate_target): Rewrite.
488 (Target_selector::set_target): New function.
489 * target-select.h (class Set_target_once): Define.
490 (class Target_selector): Update declarations. Make
491 Set_target_once a friend. Remove lock_ and initialize_lock_
492 fields. Add set_target_once_ field.
494 2010-02-10 Ian Lance Taylor <iant@google.com>
496 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
498 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
499 (queue_middle_tasks): Add all blockers before queueing any tasks.
500 (queue_final_tasks): Likewise.
501 * token.h (Task_token::add_blockers): New function.
502 * object.h (Input_objects::number_of_relobjs): New function.
504 2010-02-10 Ian Lance Taylor <iant@google.com>
506 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
507 shared, not if not position independent.
508 * x86_64.cc (Relocate::relocate_tls): Likewise.
509 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
510 (tls_pie_pic_test): New target.
511 * testsuite/Makefile.in: Rebuild.
513 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
514 (tls_test_main_pie.o, tls_test_pie.o): New targets.
515 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
516 * testsuite/Makefile.in: Rebuild.
518 2010-02-09 David S. Miller <davem@davemloft.net>
520 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
521 R_SPARC_RELATIVE using ->add_local_relative().
522 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
524 * output.h (Output_data_dynamic::add_section_size): New method
525 that takes two Output_data objects.
526 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
527 entry param. Handle it in initializers.
528 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
529 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
530 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
532 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
533 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
534 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
535 for dynrel_includes_plt.
536 * i386.cc (Target_i386::do_finalize_sections): Likewise.
537 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
538 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
540 (Target_sparc::do_finalize_sections): Update to pass true for
542 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
543 output before .rela.plt
544 (Target_powerpc::do_finalize_sections): Update to pass true for
545 dynrel_includes_plt when 32-bit.
547 2010-02-08 Doug Kwan <dougkwan@google.com>
549 * arm.cc (Arm_relobj::simple_input_section_output_address): New
551 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
552 Arm_relobj::scan_section_for_cortex_a8_stubs,
553 Arm_relobj::do_relocation_section): Instead of calling
554 Output_section::output_address, use faster
555 Arm_relobj::simple_input_section_output_address.
557 2010-02-08 David S. Miller <davem@davemloft.net>
559 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
560 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
561 relocation helper function.
563 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
564 just like R_SPARC_GOT{10,13,22}.
565 (Target_sparc::Scan::local): Likewise.
566 (Target_sparc::Relocate:relocate): Likewise.
568 2010-02-06 Ian Lance Taylor <iant@google.com>
570 * configure.ac: Rewrite targetobjs duplicate removal code to use
571 only shell constructs.
572 * configure: Rebuild.
574 2010-02-05 Doug Kwan <dougkwan@google.com>
577 * arm.cc (Arm_relobj::section_is_scannable): New method.
578 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
579 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
581 2010-02-04 Doug Kwan <dougkwan@google.com>
584 * arm-reloc-property.cc (cstdio): Include.
585 * configure.ac (targetobjs): Remove duplicates.
586 * configure: Regenerate.
587 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
588 big and little endian version for a given address size.
590 2010-02-03 Doug Kwan <dougkwan@google.com>
592 * arm-reloc-property.cc
593 (Arm_reloc_property_table::reloc_name_in_error_message): New method
595 * arm-reloc-property.h
596 (Arm_reloc_property_table::get_implemented_static_reloc_property):
597 New method definition.
598 (Arm_reloc_property_table::reloc_name_in_error_message): New method
600 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
602 (GOT_PREL): Change implemented to Y.
603 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
604 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
605 (Arm_relocate_functions::movw_abs_nc): Remove method.
606 (Arm_relocate_functions::movt_abs): Ditto.
607 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
608 (Arm_relocate_functions::thm_movt_abs): Ditto.
609 (Arm_relocate_functions::movw_rel_nc): Ditto.
610 (Arm_relocate_functions::movw_rel): Ditto.
611 (Arm_relocate_functions::movt_rel): Ditto.
612 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
613 (Arm_relocate_functions:thm_movw_rel): Ditto.
614 (Arm_relocate_functions:thm_movt_rel): Ditto.
615 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
616 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
617 New method definitions.
618 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
619 (Arm_relocation_functions::arm_grp_ldr): Ditto.
620 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
621 (Arm_relocation_functions::arm_grp_ldc): Ditto.
622 (Target_arm::Relocate::relocate): Check for non-static or
623 unimplemented relocation code and exit early. Change calls to
624 Target_arm::reloc_uses_thumb_bit and
625 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
626 instead. Refactor code to handle similar relocations to increase
627 code sharing. Remove check for unsupported relocation code in switch
629 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
630 relocation property table to find out size. Change error message to
631 print out the name of a relocation code instead of the numeric value.
632 (Target_arm::scan_reloc_for_stub): Use relocation property table
633 instead of calling Target_arm::reloc_uses_thumb_bit().
635 2010-02-02 Doug Kwan <dougkwan@google.com>
637 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
638 types of relaxed input section.
640 2010-02-02 Doug Kwan <dougkwan@google.com>
642 * Makefile.am (HFILES): Add arm-reloc-property.h.
644 (TARGETSOURCES): Add arm-reloc-property.cc
645 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
646 (libgold_a_SOURCES): $(DEFFILES)
647 * Makefile.in: Regenerate.
648 * arm-reloc-property.cc: New file.
649 * arm-reloc-property.h: New file.
650 * arm-reloc.def: New file.
651 * arm.cc: Update comments.
652 (arm-reloc-property.h): New included header.
653 (arm_reloc_property_table): New global variable.
654 (Target_arm::do_select_as_default_target): New method definition.
655 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
656 arm-reloc-property to targ_extra_obj.
657 * parameters.cc (set_parameters_target): Call
658 Target::select_as_default_target().
659 * target.h (Target::select_as_default_target): New method definition.
660 (Target::do_select_as_default_target): Same.
662 2010-02-01 Doug Kwan <dougkwan@google.com>
664 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
665 first_output_text_section_.
666 (Arm_exidx_fixup::first_output_text_section): New method definition.
667 (Arm_exidx_fixup::first_output_text_section_): New data member.
668 (Arm_exidx_fixup::process_exidx_section): Record the first text
670 (Arm_output_section::fix_exidx_coverage): Set correct linked section
671 and entsize in output section header.
673 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
675 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
676 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
677 (Arm_relocate_functions::thm_alu11): New Method.
678 (Arm_relocate_functions::thm_pc8): New Method.
679 (Arm_relocate_functions::thm_pc12): New Method.
680 (Target_arm::Scan::local): Handle the relocations.
681 (Target_arm::Scan::global): Likewise.
682 (Target_arm::Relocate::relocate): Likewise.
683 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
685 2010-01-29 Doug Kwan <dougkwan@google.com>
687 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
688 of relocation types as ld.
690 2010-01-29 Doug Kwan <dougkwan@google.com>
692 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
694 (Arm_relocate_functions::thumb_branch_common): Ditto.
695 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
696 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
697 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
698 Arm_relocate_functions::jump24): Remove.
699 (Target_arm::Relocate::relocate): Adjust code to call
700 Arm_relocation_functions::arm_branch_common and
701 Arm_relocation_functions::thumb_branch_common instead of their removed
702 wrappers. Merge switch-cases together to reduce source code size.
704 2010-01-29 Doug Kwan <dougkwan@google.com>
706 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
707 output_local_symbol_count_needs_update_.
708 (Arm_relobj::output_local_symbol_count_needs_update,
709 Arm_relobj::set_output_local_symbol_count_needs_update,
710 Arm_relobj::update_output_local_symbol_count): New methods.
711 (Arm_relobj::output_local_symbol_count_needs_update_): New data
713 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
714 of pointed function as in a R_ARM_PREL31 relocation.
715 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
716 for output local symbol count updating.
717 (Target_arm::do_relax): Update output local symbol counts in objects
719 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
721 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
723 * arm.cc: Added support for the ARM relocations:
724 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
725 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
726 (Arm_relocate_functions::movw_rel_nc): Renamed (was
728 (Arm_relocate_functions::movw_rel): New method.
729 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
730 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
732 (Arm_relocate_functions::thm_movw_rel): New method.
733 (Arm_relocate_functions::thm_movt_rel): Renamed (was
735 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
737 (Target_arm::Scan::global): Likewise.
738 (Target_arm::Relocate::relocate): Likewise.
739 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
742 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
744 * arm.cc: Added support for ARM group relocations.
745 (Target_arm::reloc_needs_sym_origin): New method.
746 (Arm_relocate_functions::calc_grp_kn): New method.
747 (Arm_relocate_functions::calc_grp_residual): New method.
748 (Arm_relocate_functions::calc_grp_gn): New method.
749 (Arm_relocate_functions::arm_grp_alu): New Method.
750 (Arm_relocate_functions::arm_grp_ldr): New Method.
751 (Arm_relocate_functions::arm_grp_ldrs): New Method.
752 (Arm_relocate_functions::arm_grp_ldc): New Method.
753 (Target_arm::Scan::local): Handle the ARM group relocations.
754 (Target_arm::Scan::global): Likewise.
755 (Target_arm::Relocate::relocate): Likewise.
756 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
759 2010-01-26 Doug Kwan <dougkwan@google.com>
761 * arm.cc (set): Include.
762 (class Arm_exidx_fixup): Change type of last_input_section_ to const
764 (Arm_output_section::Text_section_list): New type.
765 (Arm_output_section::append_text_sections_to_list): New method.
766 (Arm_output_section::fix_exidx_coverage): Ditto.
767 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
768 (Arm_relobj::convert_input_section_to_relaxed_section): Use
769 Relobj::set_section_offset() instead of
770 Sized_relobj::invalidate_section_offset().
771 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
772 parameter for section headers. Ignore relocation sections for
773 unallocated sections and EXIDX sections.
774 (Target_arm::fix_exidx_coverage): New method.
775 (Target_arm::output_section_address_less_than): New type.
776 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
777 linked text section instead of the EXIDX section.
778 (Arm_output_section::create_stub_group): Add an assertion to check
779 that this is not an EXIDX output section.
780 (Arm_output_section::append_text_sections_to_list): New method.
781 (Arm_output_section::fix_exidx_coverage): Ditto.
782 (Arm_relobj::scan_sections_for_stubs): Adjust call to
783 Arm_relobj::section_needs_reloc_stub_scanning.
784 (Target_arm::do_relax): Fix EXIDX output section coverage in the
786 (Target_arm::fix_exidx_coverage): New method.
787 * object.h (Relobj::set_output_section): New method.
788 (Sized_relobj::invalidate_section_offset): Remove method.
789 (Sized_relobj::do_invalidate_section_offset): Remove method.
790 (Sized_relobj::do_set_section_offset): Handle offset value -1.
792 2010-01-25 Doug Kwan <dougkwan@google.com>
794 * arm.cc (Arm_exidx_merged_section::do_output_offset):
795 Fix warning due to signed and unsigned comparison on a 32-bit host.
797 2010-01-22 Doug Kwan <dougkwan@google.com>
799 * arm.cc (Target_arm::do_relax): Record an output section for section
800 offset adjustment it contains any stub table that has changed.
801 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
802 offsets in an output section if necessary.
803 * output.cc (Output_section::Output_section): Initialize
804 section_offsets_need_adjustments_.
805 (Output_section::add_input_section_for_script): Renamed to
806 Output_section::add_simple_input_section.
807 (Output_section::save_states): Add a comment.
808 (Output_section::discard_states): New method defintion.
809 (Output_section::adjust_section_offsets): Same.
810 * output.h (Output_section::add_input_section_for_script): Renamed to
811 Output_section::add_simple_input_section.
812 (Output_section::discard_states): New method declaration.
813 (Output_section::adjust_section_offsets): Same.
814 (Output_section::section_offsets_need_adjustment,
815 Output_section::set_section_offsets_need_adjustment): New method
817 (Output_section::section_offsets_need_adjustment_): New data member.
819 (Output_section_element_input::set_section_address): Adjust code for
820 renaming of Output_section::add_input_section_for_script.
821 (Orphan_output_section::set_section_address): Same.
823 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
825 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
826 Fix_v4bx enum values .
827 * gold/options.h (General_options): New option definitions.
828 (General_options::fix_v4bx): New method.
829 (General_options::Fix_v4bx): New enum.
830 * gold/options.cc (General_options::parse_fix_v4bx): New method.
831 (General_options::parse_fix_v4bx_interworking): New method.
833 2010-01-22 Doug Kwan <dougkwan@google.com>
835 * arm.cc (Arm_exidx_fixup): New class.
837 2010-01-21 Doug Kwan <dougkwan@google.com>
839 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
841 (Arm_exidx_section_offset_map): New type.
843 2010-01-21 Doug Kwan <dougkwan@google.com>
845 * arm.cc (Arm_exidx_input_section): New class.
846 (Arm_relobj::exidx_input_section_by_link,
847 Arm_relobj::exidx_input_section_by_shndx,
848 Arm_relobj::make_exidx_input_section): New methods.
849 (read_arm_attributes_section): Remove.
850 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
851 information about them.
852 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
855 2010-01-20 Doug Kwan <dougkwan@google.com>
857 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
858 Input_section_specifier to Section_id.
859 (Target_arm::new_arm_input_section: Adjust code for change of key
861 (Target_arm::find_arm_input_section): Ditto.
862 * gc.h (object.h): Include for Section_id nand Section_id_hash.
863 (Section_id): Remove.
864 (Garbage_collection::Section_id_hash): Remove.
865 * icf.h (object.h): Include for Section_id nand Section_id_hash.
866 (Section_id): Remove.
867 (Icf::Section_id_hash): Remove.
868 * object.h (Section_id, Const_section_id, Section_id_hash,
869 Const_section_id_hash): New type definitions.
870 * output.cc (Output_section::add_relaxed_input_section): Change to
871 use Const_section_id instead of Input_section_specifier as key type.
872 (Output_section::add_merge_input_section): Ditto.
873 (Output_section::build_relaxation_map): Change to use Section_id
874 instead of Input_section_specifier as key type.
875 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
877 (Output_section::convert_input_sections_to_relaxed_sections): Change
878 to use Const_section_id instead of Input_section_specifier as key type.
879 (Output_section::find_merge_section): Ditto.
880 (Output_section::find_relaxed_input_section): Ditto.
881 * output.h (Input_section_specifier): Remove class.
882 (Output_section::Output_section_data_by_input_section_map): Change
883 key type to Const_section_id.
884 (Output_section::Output_relaxed_input_section_by_input_section_map):
886 (Output_section::Relaxation_map): Change key type to Section_id.
888 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
890 * gold/arm.cc: Added support for R_ARM_V4BX relocation
891 (class Arm_v4bx_stub): New class.
892 (DEF_STUBS): Updated definition to support v4_veneer_bx.
893 (Stub_factory::make_arm_v4bx_stub): New method.
894 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
895 (Stub_table::empty): Handle v4bx stubs.
896 (Stub_table::add_arm_v4bx_stub): New method.
897 (Stub_table::find_arm_v4bx_stub): New method.
898 (Arm_relocate_functions::v4bx): New method.
899 (Target_arm::fix_v4bx): New method.
900 (Target_arm::Target_arm): Handle R_ARM_V4BX.
901 (Stub_table::relocate_stubs): Likewise.
902 (Stub_table::do_write): Likewise.
903 (Stub_table::update_data_size_and_addralign): Likewise.
904 (Stub_table::finalize_stubs): Likewise.
905 (Target_arm::Scan::local): Likewise.
906 (Target_arm::Scan::global): Likewise.
907 (Target_arm::do_finalize_sections): Likewise.
908 (Target_arm::Relocate::relocate): Likewise.
909 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
911 (Target_arm::scan_reloc_for_stub): Likewise.
912 (Target_arm::scan_reloc_section_for_stubs): Likewise.
914 2010-01-19 Ian Lance Taylor <iant@google.com>
916 * output.cc (Output_section_headers::do_sized_write): Write large
917 segment count to sh_info field.
918 (Output_file_header::do_sized_write): For large segment count,
919 write PN_XNUM to e_phnum field.
921 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
923 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
924 (Arm_relocate_functions::thm_jump8): New function.
925 (Arm_relocate_functions::thm_jump11): New function.
926 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
928 (Target_arm::Scan::global): Likewise.
929 (Target_arm::Relocate::relocate): Likewise.
930 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
933 2010-01-14 Doug Kwan <dougkwan@google.com>
935 * arm.cc (map, utility): Include headers.
936 (Target_arm::apply_cortex_a8_workaround): New method.
937 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
938 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
939 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
940 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
941 the --[no-]fix-cortex-a8 command line options.
942 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
943 (Target_arm::relocate_stub): Use addend in instruction template.
944 * options.h (DEFINE_bool): Set the user-set flag.
945 (General_options): Add --[no-]-fix-cortex options.
946 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
947 : Update fast look-up map after conversion.
949 2010-01-14 Sriraman Tallam <tmsriram@google.com>
951 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
952 in the first pass of do_layout.
954 2010-01-13 Doug Kwan <dougkwan@google.com>
956 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
957 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
958 apparent compiler problem of not folding static constant integral
959 data members of elfcpp::Elf_sizes<32>.
961 2010-01-13 Doug Kwan <dougkwan@google.com>
963 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
964 Arm_relobj::section_needs_cortex_a8_stub_scanning,
965 Arm_relobj::scan_section_for_cortex_a8_erratum,
966 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
967 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
968 sections to scan for relocation stubs into a new method
969 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
970 relocation and Cortex-A8 stub scanning.
971 (Target_arm::do_relax): Force stubs to be after stubbed sections
972 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
973 the beginning of a new relaxation pass. Update a comment.
974 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
976 2010-01-12 Ian Lance Taylor <iant@google.com>
978 * target-reloc.h (visibility_error): New inline function.
979 (relocate_section): Call visibility_error.
980 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
981 (MOSTLYCLEANFILES): Likewise.
982 (protected_4_pic.o, protected_3.err): New targets.
983 * testsuite/protected_4.cc: New file.
985 2010-01-12 Doug Kwan <dougkwan@google.com>
987 * arm.cc (Cortex_a8_reloc): New class.
988 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
989 and cortex_a8_relocs_info_.
990 (Target_arm::fix_cortex_a8): New method definition.
991 (Target_arm::Cortex_a8_relocs_info): New type.
992 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
993 New data member declarations.
994 (Target_arm::scan_reloc_for_stub): Record information about
995 relocations for THUMB branches that might be exempted from the
996 Cortex-A8 workaround.
997 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
998 at the beginning of a relaxation pass.
1000 2010-01-12 Doug Kwan <dougkwan@google.com>
1002 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1003 (Arm_relobj::Mapping_symbol_position,
1004 Arm_reloj::Mapping_symbol_position_less,
1005 Arm_relobj::Mapping_symbols_info): New types.
1006 (Target_arm::is_mapping_symbol_name): New method definition.
1007 (Arm_relobj::do_count_local_symbols): Save information about mapping
1010 2010-01-11 Doug Kwan <dougkwan@google.com>
1012 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1013 Arm_relocate_functions::thumb32_branch_upper,
1014 Arm_relocate_functions::thumb32_branch_lower,
1015 Arm_relocate_functions::thumb32_cond_branch_offset,
1016 Arm_relocate_functions::thumb32_cond_branch_upper,
1017 Arm_relocate_functions::thumb32_cond_branch_lower,
1018 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1019 branch offset encoding.
1020 (Arm_relocate_functions::thumb_branch_common): Use new branch
1021 offset encoding methods to avoid code duplication.
1022 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1023 (Stub_addend_reader::operator()): Use new branch encoding method
1024 to avoid code duplication.
1026 2010-01-11 Doug Kwan <dougkwan@google.com>
1028 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1029 (Target_arm::do_finalize_sections): Define special EXIDX section
1030 symbols only if referenced.
1031 * gc.h (Garbage_collection::add_reference): New method.
1032 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1035 2010-01-11 Ian Lance Taylor <iant@google.com>
1037 * script.cc (Version_script_info::build_expression_list_lookup):
1038 Change complaing about duplicate wildcard match from error to
1041 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1043 (Version_script_info::Version_script_info): Initialize globs_,
1044 default_version_, default_is_global_, and exact_. Don't
1045 initialize globals_ or locals_.
1046 (Version_script_info::build_lookup_tables): Build local symbols
1048 (Version_script_info::unquote): New function.
1049 (Version_script_info::add_exact_match): New function.
1050 (Version_script_info::build_expression_list_lookup): Remove lookup
1051 parameter. Add is_global parameter. Change all callers. Handle
1052 wildcard pattern specially. Unquote pattern. Call
1054 (Version_script_info::get_name_to_match): New function.
1055 (Version_script_info::get_symbol_version): New function.
1056 (Version_script_info::get_symbol_version_helper): Remove.
1057 (Version_script_info::check_unmatched_names): Call unquote.
1058 * script.h (class Version_script_info): Change get_symbol_version
1059 to be non-inline and add is_global parameter; change all callers.
1060 Rewrite symbol_is_local. Update declarations. Define struct
1061 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1062 Remove globals_ and locals_ members. Add exact_, globs_,
1063 default_version_, is_global_.
1064 (Version_script_info::Glob): Remove pattern, add expression and
1065 is_global. Update constructor. Change all callers.
1066 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1068 (Versions::symbol_section_contents): If a symbol is undefined, or
1069 defined in a dynamic object, set the version index to
1071 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1073 (Symbol_table::add_from_pluginobj): Likewise.
1074 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1076 2010-01-11 Doug Kwan <dougkwan@google.com>
1078 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1079 (incremental_dump_LDADD): Add linking option for libintl.
1080 * Makefile.in: Regenerate.
1082 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1085 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1087 * testsuite/Makefile.in: Regenerated.
1089 2010-01-10 Doug Kwan <dougkwan@google.com>
1091 * options.h (DEFINE_var): Use parentheses around argument varname__
1092 in macro body to avoid any unintended subsequent substitutions.
1094 2010-01-10 Ian Lance Taylor <iant@google.com>
1096 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1097 candidates before doing symbol resolution.
1099 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1100 ODR candidates if only one is weak.
1102 2010-01-08 Ian Lance Taylor <iant@google.com>
1104 * script.cc (Version_script_info::build_expression_list_lookup):
1105 Don't warn about ambiguous version, just record the ambiguity.
1106 (Version_script_info::get_symbol_version_helper): Give error if
1107 version is ambiguous.
1109 2010-01-08 Doug Kwan <dougkwan@google.com>
1111 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1112 prev_data_size_ and prev_addralign_. Remove initializer for
1113 deleted data member has_been_changed_.
1114 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1115 to determine if the table is empty.
1116 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1118 (Stub_table::add_reloc_stub): Define method in class definition
1119 instead of just declaring it there.
1120 (Stub_table::add_cortex_a8_stub): New method definition.
1121 (Stub_table::update_data_size_and_addralign): Ditto.
1122 (Stub_table::finalize_stubs): Ditto.
1123 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1124 (Stub_table::do_addralign_): Return address alignment in the
1125 (Stub_table::do_reset_address_and_file_offset): Define method in
1126 class definition instead of declaring it there. Set current data
1127 size to be the data size of the previous pass.
1128 (Stub_table::set_final_data_size): Use current data size as the
1130 (Stub_table::relocate_stub): Change parameter type of stub from
1131 Reloc_stub pointer to Stub pointer.
1132 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1133 (Stub_table::Cortex_a8_stub_list): New typedef.
1134 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1135 Stub_table::prev_addralign_): New data member.
1136 (Arm_relobj::Arm_relobj): Initialize data member
1137 section_has_cortex_a8_workaround_.
1138 (Arm_relobj::section_has_cortex_a8_workaround,
1139 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1141 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1143 (Target_arm::relocate_stub): Change parameter type of stub from
1144 Reloc_stub pointer to Stub pointer.
1145 (Insn_template::size, Insn_template::alignment): Handle
1146 THUMB16_SPECIAL_TYPE.
1147 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1148 Stub_table::update_data_size_and_addralign,
1149 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1151 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1152 (Stub_table::do_write): Ditto.
1153 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1155 2010-01-08 Ian Lance Taylor <iant@google.com>
1158 * symtab.h (class Symbol): Remove fields is_target_special_ and
1159 has_plt_offset_. Add field is_defined_in_discarded_section_.
1160 (Symbol::is_defined_in_discarded_section): New function.
1161 (Symbol::set_is_defined_in_discarded_section): New function.
1162 (Symbol::has_plt_offset): Rewrite.
1163 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1164 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1165 Don't initialize is_target_special_ or has_plt_offset_.
1166 Initialize is_defined_in_discarded_section_.
1167 (Symbol_table::add_from_relobj): If appropriate, set
1168 is_defined_in_discarded_section.
1169 * resolve.cc (Symbol::override_base_with_special): Don't test
1170 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1171 * target-reloc.h (relocate_section): Do special handling for
1172 symbols defined in discarded sections for global symbols as well
1175 2010-01-08 Ian Lance Taylor <iant@google.com>
1177 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1178 the SHT_SYMTAB case.
1180 2010-01-08 Ian Lance Taylor <iant@google.com>
1182 * object.cc (Sized_relobj::do_layout): Don't get confused if
1183 layout_eh_frame returns NULL.
1185 2010-01-08 Ian Lance Taylor <iant@google.com>
1188 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1189 dynamic symbol table, use the normal symbol table.
1190 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1193 2010-01-08 Ian Lance Taylor <iant@google.com>
1196 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1199 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1201 * version.cc (print_version): Change to "Copyright 2010".
1203 2010-01-08 Ian Lance Taylor <iant@google.com>
1207 * i386.cc (class Target_i386): Change return type of plt_section
1209 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1210 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1211 tls_desc_rel_ field.
1212 (Output_data_plt_i386::rel_tls_desc): New function.
1213 (Target_i386::rel_tls_desc_section): New function.
1214 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1215 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1216 R_386_TLS_DESC reloc in rel_tls_desc_section.
1217 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1218 Define struct Tlsdesc_info.
1219 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1220 (Target_x86_64::do_reloc_symbol_index): New function.
1221 (Target_x86_64::add_tlsdesc_info): New function.
1222 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1223 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1225 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1227 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1228 (Target_x86_64::rela_tlsdesc_section): New function.
1229 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1231 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1232 (Target_x86_64::do_reloc_addend): New function.
1233 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1234 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1235 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1236 (Output_reloc::type): New function.
1237 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1238 (Output_reloc::is_target_specific): New function.
1239 (Output_reloc::target_arg): New function.
1240 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1241 absolute relocs and target specific relocs.
1242 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1243 add_target_specific.
1244 (class Output_data_reloc) [SHT_RELA]: Likewise.
1245 * output.cc (Output_reloc::Output_reloc): Add four new versions
1246 for absolute relocs and target specific relocs.
1247 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1248 (Output_reloc::get_symbol_index): Likewise.
1249 (Output_reloc::local_section_offset): Check that local_sym_index_
1250 is not TARGET_CODE or 0.
1251 (Output_reloc::symbol_value): Likewise.
1252 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1254 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1255 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1257 * layout.cc (add_target_dynamic_tags): Use output section for
1258 DT_PLTRELSZ and DT_JMPREL.
1260 2010-01-07 Ian Lance Taylor <iant@google.com>
1263 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1265 (class Output_data_reloc_generic): Define.
1266 (class Output_data_reloc_base): Change base class to
1267 Output_data_reloc_generic. Change add() method to call
1268 bump_relative_reloc_count for a relative reloc. Remove
1270 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1272 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1273 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1275 * layout.h (class Layout): Update declaration.
1277 2010-01-07 Ian Lance Taylor <iant@google.com>
1279 * output.h (class Output_data): Add const version of
1280 output_section and do_output_section.
1281 (class Output_section_data): Add const version of
1283 (class Output_section): Likewise.
1284 * layout.cc (Layout::add_target_dynamic_tags): New function.
1285 * layout.h (class Layout): Update declarations.
1286 * arm.cc (Target_arm::do_finalize_sections): Use
1287 add_target_dynamic_tags.
1288 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1289 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1290 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1291 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1293 2010-01-07 Ian Lance Taylor <iant@google.com>
1296 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1299 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1300 Ian Lance Taylor <iant@google.com>
1303 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1304 Xindex::read_symtab_xindex.
1306 2010-01-07 Doug Kwan <dougkwan@google.com>
1308 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1309 (Insn_template::thumb16_bcond_insn): New method declaration.
1310 (Insn_template): Fix spelling.
1311 (Stub::thumb16_special): New method declaration.
1312 (Stub::do_write): Define virtual method which was previously pure
1314 (Stub::do_thumb16_special): New method declaration.
1315 (Stub::do_fixed_endian_write): New template member.
1316 (Reloc_stub::do_write): Remove.
1317 (Reloc_stub::do_fixed_endian_write): Remove.
1318 (Cortex_a8_stub): New class definition.
1319 (Stub_factory::make_cortex_a8_stub): New method definition.
1320 (Stub_factory::Stub_factory): Add missing static storage class
1321 qualifier for elf32_arm_stub_a8_veneer_blx.
1323 2010-01-07 Ian Lance Taylor <iant@google.com>
1326 * options.h (class General_options): Add --warn-unresolved-symbols
1327 and --error-unresolved-symbols.
1328 * errors.cc (Errors::undefined_symbol): Implement
1329 --warn-unresolved-symbols.
1331 * options.h (class General_options): Add -z text and -z textoff.
1332 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1334 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1336 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1337 (Garbage_collection::cident_sections): New function.
1338 (Garbage_collection::add_cident_section): New function.
1339 (Garbage_collection::cident_sections_): New member.
1340 (gc_process_relocs): Add references to sections whose names are C
1342 * gold.h (cident_section_start_prefix): New constant.
1343 (cident_section_stop_prefix): New constant.
1344 (is_cident): New function.
1345 * layout.cc (Layout::define_section_symbols): Replace string constants
1346 with the newly defined constants.
1347 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1349 * testsuite/Makefile.am: Add gc_orphan_section_test.
1350 * testsuite/Makefile.in: Regenerate.
1351 * testsuite/gc_orphan_section_test.cc: New file.
1352 * testsuite/gc_orphan_section_test.sh: New file.
1354 2010-01-06 Ian Lance Taylor <iant@google.com>
1357 * options.h (class General_options): Add --warn-shared-textrel.
1358 * layout.cc (Layout::finish_dynamic_section): Implement
1359 --warn-shared-textrel.
1362 * options.h (class General_options): Add --warn-multiple-gp.
1364 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1366 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1367 $(THREADSLIB) and $(LIBDL).
1368 * Makefile.in: Rebuild.
1370 2010-01-06 Ian Lance Taylor <iant@google.com>
1373 * options.cc (General_options::parse_section_start): New function.
1374 (General_options::section_start): New function.
1375 (General_options::General_options): Initialize all members.
1376 * options.h: Include <map>
1377 (class General_options): Add --section-start. Add section_starts_
1379 * layout.cc (Layout::attach_allocated_section_to_segment): If
1380 --section-start was used, set the address of the segment. Remove
1381 local sort_sections.
1382 (Layout::relaxation_loop_body): If the address of the load segment
1383 has been set by --section-start, don't use it.
1384 * output.h (Output_segment::update_flags_for_output_section): New
1386 * output.cc (Output_segment::add_output_section): Call
1387 update_flags_for_output_section.
1389 2010-01-05 Ian Lance Taylor <iant@google.com>
1392 * options.h (class General_options): Add --undefined-version.
1393 * script.cc (struct Version_expression): Add was_matched_by_symbol
1395 (Version_script_info::matched_symbol): New function.
1396 (Version_script_info::get_symbol_version_helper): Call
1398 (Version_script_info::check_unmatched_names): New function.
1399 * script.h (class Version_script_info): Update declarations.
1400 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1402 * options.h (class General_options): Use DEFINE_bool_alias for
1403 allow_multiple_definition.
1404 * resolve.cc (Symbol_table::should_override): Don't test
1405 allow_multiple_definition.
1408 * options.h (class General_options): Add --cref.
1409 * main.cc (main): Print cref table if --cref. Don't close mapfile
1410 until after printing cref table.
1411 * cref.cc: Include "symtab.h".
1412 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1413 (Cref_table_compare::operator()): New function.
1414 (Cref_inputs::gather_cref): New function.
1415 (filecol): New static const.
1416 (Cref_inputs::print_cref): New function.
1417 (Cref::print_cref): New function.
1418 * cref.h: Include <cstdio>.
1419 (class Cref): Update declarations.
1420 * mapfile.h (Mapfile::file): New function.
1421 * object.h (class Object): Define Symbols. Declare virtual
1422 do_get_global_symbols.
1423 (Object::get_global_symbols): New function.
1424 * object.cc (Input_objects::add_object): Pass object to cref_ if
1426 (Input_objects::archive_start): Likewise.
1427 (Input_objects::archive_stop): Likewise.
1428 (Input_objects::print_cref): New function.
1429 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1430 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1432 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1434 * plugin.h (class Sized_pluginobj): Update declarations.
1436 2010-01-05 Ian Lance Taylor <iant@google.com>
1438 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1439 to is_default_version. Rename insdef to insdefault.
1440 (Symbol_table::add_from_relobj): Rename def to is_default_version
1441 and local to is_forced_local.
1442 (Symbol_table::add_from_pluginobj): Likewise.
1443 (Symbol_table::add_from_dynobj): Likewise.
1444 (Symbol_table::define_special_symbol): Rename insdef to
1447 2010-01-04 Ian Lance Taylor <iant@google.com>
1450 * options.h (class General_options): Add
1451 --allow-multiple-definition and -z muldefs.
1452 * resolve.cc (Symbol_table::should_override): Don't warn about a
1453 multiple symbol definition if --allow-multiple-definition or -z
1457 * options.h (class General_options): Add --add-needed and
1458 --copy-dt-needed-entries. Tweak --as-needed help entry.
1459 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1460 error if --copy-dt-needed-entries aka --add-needed is used and
1461 would cause a change in behaviour.
1464 * options.h (class General_options): Add -G as a short version of
1465 --shared. Add no-op options -assert, -g, and -i.
1467 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1469 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1470 check for .text or .gnu.linkonce.t sections.
1471 * icf.cc (Icf::find_identical_sections): Ditto.
1472 Change the detection for mangled function name within the section
1474 * icf.h (is_section_foldable_candidate): New function.
1476 2009-12-30 Ian Lance Taylor <iant@google.com>
1479 * options.h (class General_options): Permit two dashes with
1480 --retain-symbols-file.
1482 2009-12-30 Ian Lance Taylor <iant@google.com>
1485 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1486 don't put the file header and segment headers in the text
1490 * common.cc (Sort_commons::operator()): Stabilize sort when both
1492 (Symbol_table::do_allocate_commons_list): When allocating common
1493 symbols, skip a symbol which is no longer common.
1494 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1495 an object before checking its type.
1496 * testsuite/common_test_2.c: New file.
1497 * testsuite/common_test_3.c: New file.
1498 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1499 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1500 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1501 (common_test_2_pic.o, common_test_2.so): New targets.
1502 (common_test_3_pic.o, common_test_3.so): New targets.
1503 * testsuite/Makefile.in: Rebuild.
1506 * script.cc (read_input_script): If we see a new SECTIONS clause,
1507 and we have added an input section, give an error.
1508 * layout.h (class Layout): Add have_added_input_section function.
1509 Add have_added_input_section_ field.
1510 * layout.cc (Layout::Layout): Initialize
1511 have_added_input_section_.
1512 (Layout::layout): Set have_added_input_section_.
1513 (Layout::layout_eh_frame): Likewise.
1515 2009-12-30 Ian Lance Taylor <iant@google.com>
1518 * options.h (class General_options): Add --sort-common option.
1519 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1520 * common.cc (Sort_common): Add sort_order parameter to
1521 constructor. Add sort_order_ field.
1522 (Sort_commons::operator): Check sort_order_.
1523 (Symbol_table::allocate_commons): Determine the sort order.
1524 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1526 (Symbol_table::do_allocate_commons_list): Likewise.
1528 2009-12-30 Ian Lance Taylor <iant@google.com>
1531 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1532 symbols from this object, don't change the visibility of an
1534 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1536 2009-12-30 Ian Lance Taylor <iant@google.com>
1539 * script.h (class Version_script_info): Define Language enum.
1540 Update declarations. Define Glob, Exact, and Lookup types. Add
1541 new fields globals_, locals_, and is_finalized_.
1542 * script.cc: Various formatting fixes.
1543 (class Parser_closure): Change language_stack_ from a vector of
1544 std::string to one of Version_script_info::Language. Adjust all
1546 (class Lazy_demangler): Remove.
1547 (struct Version_expression): Change language from std::string to
1548 Version_script_info::Language.
1549 (Version_script_info::Version_script_info): New function.
1550 (Version_script_info::~Version_script_info): Don't call clear.
1551 (Version_script_info::finalize): New function.
1552 (Version_script_info::build_lookup_tables): New function.
1553 (Version_script_info::build_expression_list_lookup): New
1555 (Version_script_info::get_symbol_version_helper): Rewrite to use
1557 (Version_script_info::print_expression_list): Adjust to use
1558 Version_script_info::Language.
1559 (script_push_lex_into_version_mode): Check that the version script
1560 has not been finalized.
1561 (version_script_push_lang): Change language string to
1562 Version_script_info::Language.
1563 * options.cc (Command_line::version_script): New function.
1564 * options.h (class General_options): Add finalize_dynamic_list
1565 function. Change version_script from declaration to definition.
1566 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1567 * testsuite/version_script.map: Remove duplicate def of foo.
1568 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1570 * testsuite/Makefile.in: Rebuild.
1572 2009-12-30 Ian Lance Taylor <iant@google.com>
1575 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1576 if the input symbol index is 0, make the output symbol index 0.
1578 2009-12-30 Ian Lance Taylor <iant@google.com>
1581 * options.h (class General_options): Add -x/--discard-all.
1582 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1583 --discard-all. If the local symbol needs a dynamic entry, check
1584 that before handling --discard-locals.
1586 2009-12-30 Ian Lance Taylor <iant@google.com>
1589 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1591 (Output_segment::add_output_section): Don't change the flags if
1595 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1596 GNU hash table if they need a dynamic value. Otherwise, don't add
1597 them if they are defined in a dynamic object or are forced local.
1599 2009-12-29 Ian Lance Taylor <iant@google.com>
1602 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1603 .gnu.hash table for a 32-bit target.
1606 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1607 regular and a dynamic object only needs a dynamic symbol table
1608 entry if it is externally visible.
1611 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1612 constructor. Add global_offset_table_ field.
1613 (Target_i386::got_section): Set global_offset_table_.
1614 (Target_i386::do_finalize_sections): Set global_offset_table_
1616 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1617 in constructor. Add global_offset_table_ field.
1618 (Target_x86_64::got_section): Set global_offset_table_.
1619 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1622 * layout.cc (Layout::Layout): Initialize increase_relro_.
1623 (Layout::get_output_section): Add is_relro, is_last_relro, and
1624 is_first_non_relro parameters. Change all callers.
1625 (Layout::choose_output_section): Likewise.
1626 (Layout::add_output_section_data): Likewise.
1627 (Layout::make_output_section): Likewise.
1628 (Layout::set_segment_offsets): Clear increase_relro when using a
1630 * layout.h (class Layout): Add increase_relro method. Add
1631 increase_relro_ field. Update declarations.
1632 * output.cc (Output_section::Output_section): Initialize
1633 is_last_relro_ and is_first_non_relro_.
1634 (Output_segment::add_output_section): Group relro sections is
1635 do_sort is true. Handle is_last_relro and is_first_non_relro.
1636 (Output_segment::maximum_alignment): Remove relro handling.
1637 (Output_segment::set_section_addresses): Add increase_relro
1638 parameter. Change all callers. Add initial alignment to align
1639 relro sections on separate page. Remove old relro handling.
1640 (Output_segment::set_section_list_addresses): Remove in_relro
1641 parameter. Change all callers.
1642 (Output_segment::set_offset): Add increase parameter. Change all
1643 callers. Remove old relro handling.
1644 * output.h (class Output_section): Add new methods: is_last_relro,
1645 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1646 Add is_last_relro_ and is_first_non_relro_ fields.
1647 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1648 Create separate .got.plt section. Call increase_relro.
1649 * x86_64.cc (Target_x86_64::got_section): Likewise.
1650 * testsuite/relro_script_test.t: Add .got.plt.
1653 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1654 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1655 (Layout::finalize): Call set_dynamic_symbol_size.
1656 (Layout::set_dynamic_symbol_size): New function.
1657 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1658 set_dynamic_symbol_size.
1661 * output.h (class Output_section): Add is_entsize_zero_ field.
1662 * output.cc (Output_section::Output_section): Initialize
1664 (Output_section::set_entsize): If two different entsizes are
1665 requested, force it to zero.
1666 (Output_section::add_input_section): Set flags for .debug_str
1667 before updating section flags. Set entsize.
1668 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1669 and SHF_STRING if all input sections have those flags.
1671 2009-12-29 Rafael Espindola <espindola@google.com>
1673 * main.cc (main): Fix the sys time reporting.
1674 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1677 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1679 * options.cc (General_options::parse_version): Allow -v to exit
1680 without an error if there is nothing to link.
1682 2009-12-29 Ian Lance Taylor <iant@google.com>
1684 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1685 using a version of gcc before 4.1.
1686 * configure: Rebuild.
1688 2009-12-28 Chris Demetriou <cgd@google.com>
1690 * attributes.cc (Output_attributes_section_data::do_write): Use
1691 std::vector::front rather than std::vector::data.
1693 2009-12-28 Ian Lance Taylor <iant@google.com>
1695 * symtab.h (class Symbol_table): Add enum Defined.
1696 * resolve.cc (Symbol_table::should_override): Add defined
1697 parameter. Change all callers. Test whether object is NULL
1698 before calling a method on it.
1699 (Symbol_table::report_resolve_problem): Add defined parameter.
1701 (Symbol_table::should_override_with_special): Likewise.
1702 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1703 parameter. Change all callers.
1704 (Symbol_table::do_define_in_output_data): Likewise.
1705 (Symbol_table::define_in_output_segment): Likewise.
1706 (Symbol_table::do_define_in_output_segment): Likewise.
1707 (Symbol_table::define_as_constant): Likewise.
1708 (Symbol_table::do_define_as_constant): Likewise.
1709 * script.h (class Symbol_assignment): Add is_defsym parameter to
1710 constructor; change all callers.
1711 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1712 parameter. Change all callers. Add is_defsym_ field.
1713 (class Parser_closure): Add parsing_defsym parameter to
1714 constructor; change all callers. Add parsing_defsym accessor
1715 function. Add parsing_defsym_ field.
1717 2009-12-28 Ian Lance Taylor <iant@google.com>
1719 * gold.cc (queue_middle_tasks): Fix formatting.
1720 * object.cc (Relobj::is_section_name_included): Likewise.
1722 2009-12-23 Ian Lance Taylor <iant@google.com>
1724 * i386.cc (Target_i386::do_calls_non_split): Recognize
1725 -fsplit-stack prologue for a function with a static chain.
1726 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1727 -fsplit-stack prologue when using %r11.
1729 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1731 * options.cc (General_options::parse_version): Make -v continue and do
1732 the link like GNU ld does.
1734 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1736 * Makefile.am (CCFILES): Add timer.cc.
1737 (HFILES): Add timer.h.
1738 * configure.ac: Check for sysconf and times.
1739 * main.cc: include timer.h.
1740 (main): Use Timer instead of get_run_time.
1743 * workqueue.cc: include timer.h.
1744 (Workqueue::find_and_run_task):
1745 Report user, sys and wall time.
1746 * Makefile.in: Regenerate.
1747 * config.in: Regenerate.
1748 * configure: Regenerate.
1750 2009-12-16 Doug Kwan <dougkwan@google.com>
1752 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1754 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1755 relaxed input sections.
1756 * output.cc (Output_section::find_relaxed_input_section): Change
1757 return type to Output_relaxed_input_section pointer. Adjust code
1758 for new type of relaxed_input_section_map_.
1759 * output.h (Output_section::find_relaxed_input_section): Change
1760 return type to Output_relaxed_input_section pointer.
1761 (Output_section::Output_relaxed_input_section_by_input_section_map):
1763 (Output_section::relaxed_input_section_map_): Change type to
1764 Output_section::Output_relaxed_input_section_by_input_section_map.
1765 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1768 2009-12-15 Ian Lance Taylor <iant@google.com>
1770 * layout.cc (Layout::create_shstrtab): Only write out after input
1771 sections if we are compressing debug sections.
1773 2009-12-15 Ian Lance Taylor <iant@google.com>
1775 * archive.cc (Archive::add_symbols): Only look up a symbol without
1776 a version if there is, in fact, a version.
1778 2009-12-14 Ian Lance Taylor <iant@google.com>
1780 Revert -Wshadow changes, all changes from:
1781 2009-12-11 Doug Kwan <dougkwan@google.com>
1782 2009-12-11 Nick Clifton <nickc@redhat.com>
1783 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1785 2009-12-11 Doug Kwan <dougkwan@google.com>
1787 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1789 * attributes.cc (Object_attribute::size): Ditto.
1790 (Attributes_section_data::size): Ditto.
1791 (Attributes_section_data::Attributes_section_data): Ditto.
1792 (Output_attributes_section_data::do_write): Ditto.
1793 * attributes.h (Object_attribute::set_type): Ditto.
1794 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1796 2009-12-11 Nick Clifton <nickc@redhat.com>
1798 * archive.cc: Fix shadowed variable warnings.
1800 * compressed_output.cc: Likewise.
1801 * compressed_output.h: Likewise.
1802 * configure: Likewise.
1803 * dwarf_reader.cc: Likewise.
1804 * dynobj.cc: Likewise.
1805 * dynobj.h: Likewise.
1806 * ehframe.cc: Likewise.
1807 * ehframe.h: Likewise.
1808 * errors.cc: Likewise.
1809 * expression.cc: Likewise.
1810 * fileread.cc: Likewise.
1811 * fileread.h: Likewise.
1812 * freebsd.h: Likewise.
1813 * i386.cc: Likewise.
1815 * incremental.h: Likewise.
1816 * layout.cc: Likewise.
1817 * layout.h: Likewise.
1818 * mapfile.cc: Likewise.
1819 * merge.cc: Likewise.
1820 * merge.h: Likewise.
1821 * object.cc: Likewise.
1822 * object.h: Likewise.
1823 * options.h: Likewise.
1824 * output.cc: Likewise.
1825 * output.h: Likewise.
1826 * parameters.cc: Likewise.
1827 * plugin.cc: Likewise.
1828 * powerpc.cc: Likewise.
1829 * reduced_debug_output.cc: Likewise.
1830 * reduced_debug_output.h: Likewise.
1831 * reloc.cc: Likewise.
1832 * reloc.h: Likewise.
1833 * resolve.cc: Likewise.
1834 * script-sections.cc: Likewise.
1835 * script.cc: Likewise.
1836 * script.h: Likewise.
1837 * sparc.cc: Likewise.
1838 * symtab.cc: Likewise.
1839 * symtab.h: Likewise.
1840 * target-select.cc: Likewise.
1841 * target-select.h: Likewise.
1842 * token.h: Likewise.
1843 * workqueue.cc: Likewise.
1844 * workqueue.h: Likewise.
1845 * x86_64.cc: Likewise.
1847 2009-12-10 Doug Kwan <dougkwan@google.com>
1849 * arm.cc (attributes.h): New include.
1850 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1851 (Arm_relobj::~Arm_relobj): Delete object pointed by
1852 attributes_section_data_.
1853 (Arm_relobj::attributes_section_data): New method definition.
1854 (Arm_relobj::attributes_section_data_): New data member declaration.
1855 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1856 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1857 attributes_section_data_.
1858 (Arm_dynobj::attributes_section_data): New method definition.
1859 (Arm_dynobj::attributes_section_data_): New data member declaration.
1860 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1861 initialization value of may_use_blx_ to false.
1862 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1863 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1864 object attributes to compute results instead of hard-coding.
1865 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1866 Target_arm::get_secondary_compatible_arch,
1867 Target_arm::set_secondary_compatible_arch
1868 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1869 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1870 New method declarations.
1871 (Target_arm::get_aeabi_object_attribute): New method definition.
1872 (Target_arm::attributes_section_data_): New data member declaration.
1873 (read_arm_attributes_section): New template definition.
1874 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1875 (Arm_dynobj::do_read_symbols): Ditto.
1876 (Target_arm::do_finalize_sections): Merge attributes sections from
1877 input. Check for BLX use after attributes section merging.
1878 Fix __exidx_start and __exidx_end visibility. Create an
1879 .ARM.attributes section if necessary.
1880 (Target_arm::get_secondary_compatible_arch,
1881 Target_arm::set_secondary_compatible_arch,
1882 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1883 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1884 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1885 New method definitions.
1887 2009-12-09 Ian Lance Taylor <iant@google.com>
1889 * plugin.cc (Plugin::load): Don't cast from void* to a function
1892 2009-12-09 Ian Lance Taylor <iant@google.com>
1894 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1897 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1899 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1900 Replace two_file_shared_1.so with two_file_shared_2.so.
1901 * testsuite/Makefile.in: Regenerated.
1903 2009-12-08 Doug Kwan <dougkwan@google.com>
1905 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1906 (HFILES): Add attributes.h and int_encoding.h.
1907 * Makefile.in: Regenerate.
1908 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1909 function definitions to int_encoding.cc
1910 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1911 prototypes to int_encoding.h
1912 * reduced_debug_output.cc (int_encoding.h): New include.
1913 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1914 function definitions to int_encoding.cc
1915 (insert_into_vector, read_from_pointer): Move template definitions to
1917 * attributes.cc: New file.
1918 * attributes.h: New file.
1919 * int_encoding.cc: New file.
1920 * int_encoding.h: New file.
1922 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1925 * incremental-dump.cc (dump_incremental_inputs): New.
1926 (main): Use dump_incremental_inputs.
1928 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1931 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1932 checking elfcpp::STT_FUNC.
1933 (Target_i386::Relocate::relocate): Likewise.
1934 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1936 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1937 symbols from shared libraries into normal FUNC symbols.
1939 * symtab.h (Symbol): Add is_func and use it.
1941 2009-12-05 Doug Kwan <dougkwan@google.com>
1943 * arm.cc (Target_arm::arm_info): Initialize new fields
1944 attributes_section and attributes_vendor.
1945 * i386.cc (Target_i386::i386_info): Same.
1946 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1947 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1948 fields attributes_section and attributes_vendor.
1949 * sparc.cc (Target_sparc::sparc_info): Same.
1950 * target.h (Target::attributes_section, Target::attributes_vendor,
1951 Target::is_attributes_section, Target::attribute_arg_type,
1952 Target::attributes_order): New method definitions.
1953 (Target::Target_info::attributes_section,
1954 Target::Target_info::attributes_vendor): New fields.
1955 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1956 virtual method definitions.
1957 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1958 attributes_section and attributes_vendor.
1959 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1961 2009-12-05 Doug Kwan <dougkwan@google.com>
1963 * arm.cc: Update comments about interworking and stub generation.
1964 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1965 considered as non-PIC.
1966 (Arm_relocate_functions::base_abs): Fix formatting.
1967 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1968 of function to use GOT entry address instead of offset.
1969 (Target_arm::Scan::global): Issue an error if a symbol would need a
1970 PLT does not get one because it is untyped. Remove code to create
1971 dynamic symbols for relative branches.
1972 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1973 takes unsigned integer instead of boolean.
1975 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1977 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1978 (two_file_test_LDADD): Likewise.
1979 (common_test_1_LDADD): Likewise.
1980 (exception_test_LDADD) Likewise.
1981 (weak_test_LDADD): Likewise.
1982 (many_sections_test_LDADD): Likewise.
1983 (initpri1_LDADD): Likewise.
1984 (script_test_1_LDADD): Likewise.
1985 (script_test_2_LDADD): Likewise.
1986 (justsyms_LDADD): Likewise.
1987 (binary_test_LDADD): Likewise.
1988 (large_LDADD): Likewise.
1989 * testsuite/Makefile.in: Regenerated.
1991 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1993 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1994 (Symbol_table::override_with_special): Likewise.
1995 (Symbol_table::add_from_object): Likewise.
1997 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1999 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2000 Don't set the data_offset twice.
2002 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
2004 * testsuite/Makefile.in: Regenerate.
2006 2009-12-03 Doug Kwan <dougkwan@google.com>
2008 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2009 (Target_arm::do_finalize_sections): Add parameter for symbol table
2010 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2011 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2012 parameter for symbol table pointer.
2013 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2014 an additional parameter for a pointer to symbol table.
2015 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2016 parameter for a symbol table pointer.
2017 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2018 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2020 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2021 parameter for a symbol table pointer.
2023 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
2025 * incremental.cc (Incremental_inputs_header)
2026 (Incremental_inputs_header_write, Incremental_inputs_entry)
2027 (Incremental_inputs_entry_write): Move ...
2028 * incremental.h (Incremental_inputs_header)
2029 (Incremental_inputs_header_write, Incremental_inputs_entry)
2030 (Incremental_inputs_entry_write): here.
2032 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2034 * incremental.cc (make_sized_incremental_binary): Set the target.
2035 Error if it is incompatible.
2036 * output.h (Output_file): Add filename method.
2038 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2040 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2041 from the get_* methods.
2043 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2045 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2046 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2047 Write 0 for the data_offset of scripts.
2049 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2051 * testsuite/Makefile.am: Add the incremental_test.sh test.
2052 * testsuite/incremental_test.sh: New.
2053 * testsuite/incremental_test_1.c: New.
2054 * testsuite/incremental_test_2.c: New.
2056 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2058 * incremental-dump.cc (main): Fix typos.
2060 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2063 * incremental-dump.cc (main): Use llu to print 64 bit values.
2065 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2066 H.J. Lu <hongjiu.lu@intel.com>
2068 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2070 (incremental_dump_LDADD): Likewise.
2071 * Makefile.in: Regenerated.
2073 2009-11-25 Doug Kwan <dougkwan@google.com>
2077 2009-11-25 Doug Kwan <dougkwan@google.com>
2079 * arm.cc (Target_arm::Target_arm): Move method definition
2080 outside of class definition. Add code to handle
2081 --target1-rel, --target1-abs and --target2= options.
2082 (Target_arm::get_reloc_reloc_type): Change method to be
2083 non-static and const.
2084 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2085 New data member declaration.
2086 (Target_arm::Scan::local, Target_arm::Scan::global,
2087 Target_arm::Relocate::relocate,
2088 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2089 Adjust call to Target_arm::get_real_reloc_type.
2090 (Target_arm::get_real_reloc_type): Use command line options
2091 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2092 * options.h (--target1-rel, --target1-abs, --target2): New
2095 2009-11-25 Doug Kwan <dougkwan@google.com>
2097 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2098 class definition. Add code to handle --target1-rel, --target1-abs
2099 and --target2= options.
2100 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2102 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2104 (Target_arm::Scan::local, Target_arm::Scan::global,
2105 Target_arm::Relocate::relocate,
2106 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2107 call to Target_arm::get_real_reloc_type.
2108 (Target_arm::get_real_reloc_type): Use command line options to
2109 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2110 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2113 2009-11-25 Doug Kwan <dougkwan@google.com>
2115 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2116 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2117 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2119 (Arm_relocate_functions::thm_call): Replace body with a call to
2120 Arm_relocate_functions::thumb_branch_common.
2121 (Arm_relocate_functions::thm_jump24,
2122 Arm_relocate_functions::thm_xpc22): New method definitions.
2123 (Arm_relocate_functions::thumb_branch_common): New method definition.
2124 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2126 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2127 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2129 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2131 * Makefile.am: Build incremental-dump
2132 * Makefile.in: Regenerate.
2133 * incremental-dump.cc: New.
2134 * incremental.cc (Incremental_inputs_header_data,
2135 Incremental_inputs_entry_data): Move to incremental.h
2136 * incremental.h: (Incremental_inputs_header_data,
2137 Incremental_inputs_entry_data): Move from incremental.cc
2139 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2141 * incremental.cc (Incremental_inputs_header,
2142 Incremental_inputs_header_write, Incremental_inputs_entry,
2143 Incremental_inputs_entry_write): Add a typedef with the data type.
2145 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2147 * incremental.cc (Incremental_inputs_header,
2148 Incremental_inputs_header_write, Incremental_inputs_entry,
2149 Incremental_inputs_entry_write): Update comment about which
2150 type has the filed descriptions.
2152 2009-11-15 Doug Kwan <dougkwan@google.com>
2154 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2155 (Arm_relocate_functions::arm_branch_common): Change method defintion
2156 in class definition to a method declaration and update list of formal
2158 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2159 Arm_relocation_functions::jump24): Adjust call to
2160 Arm_relocate_functions::arm_branch_common. Update list of formal
2162 (Arm_relocate_functions::xpc25): New method definition.
2163 (Arm_relocate_functions::arm_branch_common): Move method defintion
2164 out from class definition. Use stubs for mode-switching and extending
2166 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2167 specially. Change code to enable use of stubs in ARM branches.
2169 2009-11-10 Doug Kwan <dougkwan@google.com>
2171 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2172 in method declaration.
2173 (Target_arm::relocate_stub): New method declaration.
2174 (Target_arm::default_target): Change to return a pointer instead of
2176 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2177 Target_arm::default_target.
2178 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2180 (Target_arm::relocate_section): Adjust view.
2181 (Target_arm::relocate_stub): New method definition.
2183 2009-11-10 Doug Kwan <dougkwan@google.com>
2185 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2187 * incremental.cc (open_incremental_binary): Initialized local
2188 variables to avoid warnings.
2189 * object.cc (make_elf_object): Ditto.
2190 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2193 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2196 * testsuite/plugin_test.c: Include "config.h".
2198 2009-11-09 Doug Kwan <dougkwan@google.com>
2200 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2201 (arm_symbol_value): Remove.
2202 (Arm_relocate_functions::arm_branch_common,
2203 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2204 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2205 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2206 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2207 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2208 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2209 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2210 Arm_relocate_functions::thm_mobw_abs_nc,
2211 Arm_relocate_functions::thm_mov_abs,
2212 Arm_relocate_functions::movw_prel_nc,
2213 Arm_relocate_functions::thm_movt_abs,
2214 Arm_relocate_functions::movt_prel,
2215 Arm_relocate_functions::thm_movw_prel_nc,
2216 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2217 (Target_arm::Relocate::relocate): Only decompose address into two
2218 parts if relocation type uses the thumb-bit and pass the actual
2219 bit instead of a flag indicating that the thumb-bit is used. Adjust
2220 calls to methods in Arm_relocate_functions for this change.
2222 2009-11-08 Ian Lance Taylor <iant@google.com>
2225 * reloc.cc: Instantiate
2226 Sized_relobj::initialize_input_to_output_maps and
2227 Sized_relobj:free_input_to_output_maps.
2229 2009-11-06 Ian Lance Taylor <iant@google.com>
2232 * defstd.cc (in_segment): Set only_if_ref true for "end".
2234 2009-11-06 Doug Kwan <dougkwan@google.com>
2236 * arm.cc (class Reloc_stub): Correct a comment.
2237 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2238 (Target_arm::scan_section_for_stubs): New method declaration.
2239 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2240 Change methods from private to protected.
2241 (Target_arm::do_may_relax): New method definition.
2242 (Target_arm::do_relax, Target_arm::group_sections,
2243 Target_arm::scan_reloc_for_stub,
2244 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2245 (Target_arm::arm_input_section_map_): New data member declaration.
2246 (Target_arm::scan_reloc_for_stub,
2247 Target_arm::scan_reloc_section_for_stubs,
2248 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2249 Target_arm::do_relax): New method definitions.
2251 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2253 * configure.ac: Check for (struct stat)::st_mtim
2254 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2255 * config.in: Regenerate.
2256 * configure: Regenerate.
2258 2009-11-05 Ian Lance Taylor <iant@google.com>
2261 * output.cc (Output_segment::add_output_section): Add missing
2264 2009-11-04 Ian Lance Taylor <iant@google.com>
2267 * object.h (class Object): Add is_needed and set_is_needed
2268 methods. Add is_needed_ field. Make bool fields into bitfields.
2269 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2270 defined in a dynamic object and referenced by a regular object,
2271 set is_needed for the dynamic object.
2272 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2273 if the file is marked with as_needed and it is not needed.
2275 2009-11-04 Ian Lance Taylor <iant@google.com>
2278 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2279 tags if data is discarded by linker script.
2280 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2281 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2282 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2283 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2285 2009-11-04 Ian Lance Taylor <iant@google.com>
2287 * layout.cc (Layout::get_output_section): Add is_interp and
2288 is_dynamic_linker_section parameters. Change all callers.
2289 (Layout::choose_output_section): Likewise.
2290 (Layout::make_output_section): Likewise.
2291 (Layout::add_output_section_data): Add is_dynamic_linker_section
2292 parameter. Change all callers.
2293 * layout.h (class Layout): Update declarations.
2294 * output.h (class Output_section): Add is_interp, set_is_interp,
2295 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2296 Add is_interp_, is_dynamic_linker_section_ fields. Change
2297 generate_code_fills_at_write_ to a bitfield.
2298 * output.cc (Output_section::Output_sections): Initialize new
2300 (Output_segment::add_output_section): Add do_sort parameter.
2303 2009-11-03 Ian Lance Taylor <iant@google.com>
2306 * options.h (class General_options): Add --warn-common.
2307 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2308 merging two common symbols.
2309 (Symbol_table::should_override): Handle --warn-common when merging
2310 a common symbol with a defined symbol. Use report_resolve_problem
2311 for multiple definitions.
2312 (Symbol_table::report_resolve_problem): New function.
2313 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2315 2009-11-03 Doug Kwan <dougkwan@google.com>
2317 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2319 (Target_arm::stub_factory): New method definition.
2320 (Target_arm::new_arm_input_section,
2321 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2322 Target_arm::reloc_uses_thumb_bit): New method declarations.
2323 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2324 New type definitions.
2325 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2326 member declarations.
2327 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2328 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2329 New method definitions.
2331 2009-11-03 Ian Lance Taylor <iant@google.com>
2333 * options.h (class General_options): Add --warn_constructors.
2335 2009-11-03 Ian Lance Taylor <iant@google.com>
2338 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2339 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2341 2009-11-03 Ian Lance Taylor <iant@google.com>
2344 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2345 --msgid-bugs-address.
2346 (install-pdf): New target.
2347 (install-data_yes): Look up one directory to find mkinstalldirs.
2349 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2351 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2354 2009-10-30 Doug Kwan <dougkwan@google.com>
2356 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2358 2009-10-30 Doug Kwan <dougkwan@google.com>
2360 * arm.cc (Stub_addend_reader): New struct template definition
2361 and partial specializations.
2362 (Stub_addend_reader::operator()): New method definition for a
2363 partially specialized template.
2365 2009-10-30 Doug Kwan <dougkwan@google.com>
2367 * arm.cc (Arm_relobj::processor_specific_flags): New method
2369 (Arm_relobj::do_read_symbols): New method declaration.
2370 (Arm_relobj::processor_specific_flags_): New data member declaration.
2371 (Arm_dynobj): New class definition.
2372 (Target_arm::do_finalize_sections): Add input_objects parameter.
2373 (Target_arm::do_adjust_elf_header): New method declaration.
2374 (Target_arm::are_eabi_versions_compatible,
2375 (Target_arm::merge_processor_specific_flags): New method declaration.
2376 (Target_arm::do_make_elf_object): New overloaded method definitions
2378 (Arm_relobj::do_read_symbols): New method definition.
2379 (Arm_dynobj::do_read_symbols): Ditto.
2380 (Target_arm::do_finalize_sections): Add input_objects parameters.
2381 Merge processor-specific flags from all input objects.
2382 (Target_arm::are_eabi_versions_compatible,
2383 Target_arm::merge_processor_specific_flags,
2384 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2385 New method definitions.
2386 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2387 Input_objects pointer type parameter.
2388 * layout.cc (Layout::finalize): Pass input objects to target's.
2389 finalize_sections function.
2390 * output.cc (Output_file_header::do_sized_write): Set ELF file
2391 header's processor-specific flags.
2392 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2393 Input_objects pointer type parameter.
2394 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2395 * target.h (Input_objects): New forward class declaration.
2396 (Target::processor_specific_flags,
2397 Target::are_processor_specific_flags_sect): New method definitions.
2398 (Target::finalize_sections): Add input_objects parameter.
2399 (Target::Target): Initialize processor_specific_flags_ and
2400 are_processor_specific_flags_set_.
2401 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2403 (Target::set_processor_specific_flags): New method definition.
2404 (Target::processor_specific_flags_,
2405 Target::are_processor_specific_flags_set_): New data member
2407 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2408 Input_objects pointer type parameter.
2410 2009-10-30 Doug Kwan <dougkwan@google.com>
2412 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2414 2009-10-28 Ian Lance Taylor <iant@google.com>
2416 * object.h (class Relobj): Drop options parameter from
2417 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2418 do_scan_relocs, do_relocate. Change all callers.
2419 (class Sized_relobj): Drop options parameters from
2420 do_gc_process_relocs, do_scan_relocs, do_relocate,
2421 do_relocate_sections, relocate_sections, emit_relocs_scan,
2422 emit_relocs_scan_reltype. Change all callers.
2423 (struct Relocate_info): Remove options field and all references to
2425 * reloc.h (class Read_relocs): Remove options constructor
2426 parameter and options_ field. Change all callers.
2427 (class Gc_process_relocs, class Scan_relocs): Likewise.
2428 (class Relocate_task): Likewise.
2429 * target-reloc.h (scan_relocs): Remove options parameter. Change
2431 (scan_relocatable_relocs): Likewise.
2432 * target.h (class Sized_target): Remove options parameter from
2433 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2435 * gc.h (gc_process_relocs): Remove options parameter. Change all
2437 * arm.cc: Update functions to remove options parameters.
2438 * i386.cc: Likewise.
2439 * powerpc.cc: Likewise.
2440 * sparc.cc: Likewise.
2441 * x86_64.cc: Likewise.
2442 * testsuite/testfile.cc: Likewise.
2444 2009-10-28 Doug Kwan <dougkwan@google.com>
2446 * arm.cc (Arm_relobj): New class definition.
2447 (Arm_relobj::scan_sections_for_stubs,
2448 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2449 New method definitions.
2451 2009-10-28 Cary Coutant <ccoutant@google.com>
2453 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2454 (Plugin::cleanup_done_): New member.
2455 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2456 (Plugin_manager::cleanup_done_): Remove.
2457 (Plugin_manager::add_input_file): Edit error message.
2458 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2459 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2461 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2463 * fileread.cc: (File_read::View::~View): Use the new
2464 data_ownership_ filed.
2465 (File_read::~File_read): Dispose the new whole_file_view_.
2466 (File_read::open): Mmap the whole file if needed.
2467 (File_read::open): Use whole_file_view_ instead of contents_.
2468 (File_read::find_view): Use whole_file_view_ if applicable.
2469 (File_read::do_read): Use whole_file_view_ instead of contents_.
2470 (File_read::make_view): Use whole_file_view_ instead of contents_,
2471 update File_read::View::View call.
2472 (File_read::find_or_make_view): Update File_read::View::View
2474 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2476 (File_read::View::Data_ownership): New enum.
2477 (File_read::View::View): Replace bool mapped_ with Data_ownership
2479 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2480 (File_read::View::data_ownership_): New field.
2481 (File_read::contents_): Remove (replaced by whole_file_view_).
2482 (File_read::whole_file_view_): New field.
2483 * options.h (class General_options): Add --keep-files-mapped.
2485 2009-10-27 Cary Coutant <ccoutant@google.com>
2487 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2488 * testsuite/Makefile.am (plugin_test_5): New test case.
2489 * testsuite/Makefile.in: Regenerate.
2491 2009-10-25 Doug Kwan <dougkwan@google.com>
2493 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2494 from private to protected to allow access by child class.
2495 (Sized_relobj::do_relocate_sections): New method declaration.
2496 (Sized_relobj::relocate_sections): Virtualize.
2497 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2498 Sized_relobj::relocate_sections. Instantiate template explicitly
2499 for different target sizes and endianity.
2501 2009-10-24 Doug Kwan <dougkwan@google.com>
2503 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2504 (Arm_input_section::as_arm_input_section): New method.
2505 (Arm_output_section): New class definition.
2506 (Arm_output_section::create_stub_group,
2507 Arm_output_section::group_sections): New method definitions.
2509 2009-10-22 Doug Kwan <dougkwan@google.com>
2511 * arm.cc (Arm_input_section): New class definition.
2512 (Arm_input_section::init, Arm_input_section:do_write,
2513 Arm_input_section::set_final_data_size,
2514 Arm_input_section::do_reset_address_and_file_offset): New method
2517 2009-10-21 Doug Kwan <dougkwan@google.com>
2519 * arm.cc (Stub_table, Arm_input_section): New forward class
2521 (Stub_table): New class defintion.
2522 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2523 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2524 New method definition.
2526 2009-10-21 Doug Kwan <dougkwan@google.com>
2528 * arm.cc: Update copyright comments.
2529 (Target_arm): New forward class template declaration.
2530 (Arm_address): New type.
2531 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2532 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2533 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2535 (Insn_template): Same.
2536 (DEF_STUBS): New macro.
2537 (Stub_type): New enum type.
2538 (Stub_template): New class definition.
2541 (Stub_factory): Same.
2542 (Target_arm::Target_arm): Initialize may_use_blx_ and
2543 should_force_pic_veneer_.
2544 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2545 Target_arm::should_force_pic_veneer,
2546 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2547 Target_arm::using_thumb_only, Target_arm:;default_target): New
2549 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2550 New data member declarations.
2551 (Insn_template::size, Insn_template::alignment): New method defintions.
2552 (Stub_template::Stub_template): New method definition.
2553 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2554 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2555 (Stub_factory::Stub_factory): New method definition.
2556 * gold.h (string_hash): New template.
2557 * output.h (Input_section_specifier::hash_value): Use
2559 (Input_section_specifier::string_hash): Remove.
2560 * stringpool.cc (Stringpool_template::string_hash): Use
2563 2009-10-20 Doug Kwan <dougkwan@google.com>
2565 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2566 symbols of relaxed input sections.
2567 * output.h (Output_section::find_relaxed_input_section): Make
2570 2009-10-16 Doug Kwan <dougkwan@google.com>
2572 * dynobj.cc (Versions::Versions): Initialize version_script_.
2573 Only insert base version symbol definition for a shared object
2574 if version script defines any version versions.
2575 (Versions::define_base_version): New method definition.
2576 (Versions::add_def): Check that base version is not needed.
2577 (Versions::add_need): Define base version lazily.
2578 * dynobj.h (Versions::define_base_version): New method declaration.
2579 (Versions::needs_base_version_): New data member declaration.
2580 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2581 (check_DATA): Add no_version_test.stdout.
2582 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2584 * testsuite/Makefile.in: Regenerate.
2585 * testsuite/no_version_test.c: New file.
2586 * testsuite/no_version_test.sh: Ditto.
2588 2009-10-16 Doug Kwan <dougkwan@google.com>
2590 * expression.cc (class Segment_start_expression): New class definition.
2591 (Segment_start_expression::value): New method definition.
2592 (script_exp_function_segment_start): Return a new
2593 Segment_start_expression.
2594 * gold/script-c.h (script_saw_segment_start_expression): New function
2596 * script-sections.cc (Script_sections::Script_sections): Initialize
2597 SAW_SEGMENT_START_EXPRESSION_ to false.
2598 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2599 and -Tbbs options to specify section addresses if given in
2600 command line and no SEGMENT_START expression is seen in a script.
2601 * script-sections.h (Script_sections::saw_segment_start_expression,
2602 Script_sections::set_saw_segment_start_expression): New method
2604 (Script_sections::saw_segment_start_expression_): New data member
2606 * script.cc (script_saw_segment_start_expression): New function.
2607 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2608 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2609 script_test_7.sh and script_test_8.sh.
2610 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2611 script_test_8.stdout.
2612 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2613 (script_test_6, script_test_6.stdout, script_test_7,
2614 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2615 * Makefile.in: Regenerate.
2616 * testsuite/script_test_6.sh: New file.
2617 * testsuite/script_test_6.t: Same.
2618 * testsuite/script_test_7.sh: Same.
2619 * testsuite/script_test_7.t: Same.
2620 * testsuite/script_test_8.sh: Same.
2622 2009-10-16 Doug Kwan <dougkwan@google.com>
2624 * output.cc (Output_segment::set_section_list_address): Cast
2625 expressions to unsigned long long type to avoid format warnings.
2627 2009-10-15 Ian Lance Taylor <iant@google.com>
2629 * script.cc (Script_options::add_symbol_assignment): Always add a
2630 dot assignment to script_sections_.
2631 * script-sections.cc (Script_sections::add_dot_assignment):
2632 Initialize if necessary.
2634 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2635 program headers with no load segment if there is a linker script.
2637 * layout.cc (Layout::set_segment_offsets): Align the file offset
2638 to the segment aligment for -N or -n with no load segment.
2639 * output.cc (Output_segment::add_output_section): Don't crash if
2640 the first section is a TLS section.
2641 (Output_segment::set_section_list_addresses): Print an error
2642 message if the address moves backward in a linker script.
2643 * script-sections.cc
2644 (Output_section_element_input::set_section_addresses): Don't
2645 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2646 (Orphan_output_section::set_section_addresses): Likewise.
2648 2009-10-15 Doug Kwan <dougkwan@google.com>
2650 * layout.cc (Layout::finish_dynamic_section): Generate tags
2651 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2652 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2653 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2655 2009-10-14 Ian Lance Taylor <iant@google.com>
2657 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2659 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2660 data_shdr fields of relinfo.
2661 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2662 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2663 R_386_TLS_LDO_32, adjust based on section flags.
2664 (Target_i386::Relocate::fix_up_ldo): Remove.
2666 2009-10-13 Ian Lance Taylor <iant@google.com>
2668 Add support for -pie.
2669 * options.h (class General_options): Add -pie and
2671 (General_options::output_is_position_independent): Test -pie.
2672 (General_options::output_is_executable): Return true if not shared
2673 and not relocatable.
2674 (General_options::output_is_pie): Remove.
2675 * options.cc (General_options::finalize): Reject incompatible uses
2677 * gold.cc (queue_middle_tasks): A -pie link is not static.
2678 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2679 * symtab.cc (Symbol::final_value_is_known): Return false if
2680 output_is_position_independent.
2681 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2682 output_is_position_independent.
2683 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2684 output_is_position_independent.
2685 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2686 output_is_position_independent.
2687 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2689 (basic_pie_test.o, basic_pie_test): New targets.
2690 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2691 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2692 (two_file_pie_test): New target.
2693 * testsuite/Makefile.in: Rebuild.
2694 * README: Remove note saying that -pie is not supported.
2696 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2698 * options.h (class General_options): Add -init and -fini.
2699 * layout.cc (Layout::finish_dynamic_section): Emit
2700 given init and fini functions.
2702 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2704 * gc.h (gc_process_relocs): Check if icf is enabled using new
2706 * gold.cc (queue_initial_tasks): Likewise.
2707 (queue_middle_tasks): Likewise.
2708 * object.cc (do_layout): Likewise.
2709 * symtab.cc (is_section_folded): Likewise.
2710 * main.cc (main): Likewise.
2711 * reloc.cc (Read_relocs::run): Likewise.
2712 (Sized_relobj::do_scan_relocs): Likewise.
2713 * icf.cc (is_function_ctor_or_dtor): New function.
2714 (Icf::find_identical_sections): Check if function is ctor or dtor when
2716 * options.h (General_options::icf): Change option to be an enum.
2717 (Icf_status): New enum.
2718 (icf_enabled): New method.
2719 (icf_safe_folding): New method.
2720 (set_icf_status): New method.
2721 (icf_status_): New variable.
2722 * (options.cc) (General_options::finalize): Set icf_status_.
2723 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2724 icf_test and icf_keep_unique_test to use the --icf enum flag.
2725 * testsuite/icf_safe_test.sh: New file.
2726 * testsuite/icf_safe_test.cc: New file.
2728 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2730 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2731 includes to gc.h and icf.h.
2732 * arm.cc: Include gc.h.
2733 * gold.cc: Likewise.
2734 * i386.cc: Likewise.
2735 * powerpc.cc: Likewise.
2736 * sparc.cc: Likewise.
2737 * x86_64.cc: Likewise.
2738 * gc.h: Include icf.h.
2740 2009-10-11 Ian Lance Taylor <iant@google.com>
2742 * plugin.cc: Include "gold.h" before other header files.
2744 2009-10-10 Chris Demetriou <cgd@google.com>
2746 * options.h (Input_file_argument::Input_file_type): New enum.
2747 (Input_file_argument::is_lib_): Replace with...
2748 (Input_file_argument::type_): New member.
2749 (Input_file_argument::Input_file_argument): Take Input_file_type
2750 'type' rather than boolean 'is_lib' as second argument.
2751 (Input_file_argument::is_lib): Use type_.
2752 (Input_file_argument::is_searched_file): New function.
2753 (Input_file_argument::may_need_search): Handle is_searched_file.
2754 * options.cc (General_options::parse_library): Support -l:filename.
2755 (General_options::parse_just_symbols): Update for Input_file_argument
2757 (Command_line::process): Likewise.
2758 * archive.cc (Archive::get_file_and_offset): Likewise.
2759 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2760 * script.cc (read_script_file, script_add_file): Likewise.
2761 * fileread.cc (Input_file::Input_file): Likewise.
2762 (Input_file::will_search_for): Handle is_searched_file.
2763 (Input_file::open): Likewise.
2764 * readsyms.cc (Read_symbols::get_name): Likewise.
2765 * testsuite/Makefile.am (searched_file_test): New test.
2766 * testsuite/Makefile.in: Regenerate.
2767 * testsuite/searched_file_test.cc: New file.
2768 * testsuite/searched_file_test_lib.cc: New file.
2770 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2771 Ian Lance Taylor <iant@google.com>
2773 * descriptor.cc: Include <cstdio> and "binary-io.h".
2774 (Descriptors::open): Open the files in binary mode always.
2775 * script.cc (Lex::get_token): Treat \r as whitespace.
2777 2009-10-09 Ian Lance Taylor <iant@google.com>
2779 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2781 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2782 Ian Lance Taylor <iant@google.com>
2784 * configure.ac: Check for readv function also.
2785 * fileread.cc (readv): Define if not HAVE_READV.
2786 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2788 * config.in: Regenerate.
2789 * configure: Regenerate.
2791 2009-10-09 Doug Kwan <dougkwan@google.com>
2793 * layout.cc (Layout::make_output_section): Call target hook to make
2794 ordinary output section.
2795 (Layout::finalize): Adjust parameter list of call the
2796 Target::may_relax().
2797 * layout.h (class Layout::section_list): New method.
2798 * merge.h (Output_merge_base::entsize): Change visibility to public.
2799 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2801 (Output_merge_string::do_is_string): New method.
2802 * object.cc (Sized_relobj::do_setup): renamed from
2803 Sized_relobj::set_up.
2804 * object.h (Sized_relobj::adjust_shndx,
2805 Sized_relobj::initializ_input_to_output_maps,
2806 Sized_relobj::free_input_to_output_maps): Change visibilities to
2808 (Sized_relobj::setup): Virtualize.
2809 (Sized_relobj::do_setup): New method declaration.
2810 (Sized_relobj::invalidate_section_offset,
2811 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2812 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2813 * options.cc (parse_int): New function.
2814 * options.h (parse_int): New declaration.
2815 (DEFINE_int): New macro.
2816 (stub_group_size): New option.
2817 * output.cc (Output_section::Output_section): Initialize memebers
2818 merge_section_map_, merge_section_by_properties_map_,
2819 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2820 (Output_section::add_input_section): Handled deferred code-fill
2821 generation and remove an old comment.
2822 (Output_section::add_relaxed_input_section): New method definition.
2823 (Output_section::add_merge_input_section): Use merge section by
2824 properties map to speed to search. Update merge section maps
2826 (Output_section::build_relaxation_map): New method definition.
2827 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2829 (Output_section::relax_input_section): Renamed to
2830 Output_section::convert_input_sections_to_relaxed_sections and change
2831 interface to take a vector of pointers to relaxed sections.
2832 (Output_section::find_merge_section,
2833 Output_section::find_relaxed_input_section): New method definitions.
2834 (Output_section::is_input_address_mapped,
2835 Output_section::output_offset, Output_section::output_address):
2836 Use output section data maps to speed up searching.
2837 (Output_section::find_starting_output_address): Add comments.
2838 (Output_section::do_write,
2839 Output_section::write_to_postprocessing_buffer): Do code-fill
2840 generation as appropriate.
2841 (Output_section::get_input_sections): Invalidate relaxed input section
2843 (Output_section::restore_states): Adjust type of checkpoint .
2844 Invalidate relaxed input section map.
2845 * output.h (Output_merge_base): New class declaration.
2846 (Input_section_specifier): New class defintion.
2847 (class Output_relaxed_input_section) Change base class to
2848 Output_section_data_build.
2849 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2850 base class initializer.
2851 (Output_section::add_relaxed_input_section): New method declaration.
2852 (Output_section::Input_section): Change visibility to protected.
2853 (Output_section::Input_section::relobj,
2854 Output_section::Input_section::shndx): Handle relaxed input sections.
2855 Output_section::input_sections) Change visibility to protected. Also
2856 define overload to return a non-const pointer.
2857 (Output_section::Merge_section_properties): New class defintion.
2858 (Output_section::Merge_section_by_properties_map,
2859 Output_section::Output_section_data_by_input_section_map,
2860 Output_section::Relaxation_map): New types.
2861 (Output_section::relax_input_section): Rename method to
2862 Output_section::convert_input_sections_to_relaxed_sections and change
2863 interface to take a vector of relaxed section pointers.
2864 (Output_section::find_merge_section,
2865 Output_section::find_relaxed_input_section,
2866 Output_section::build_relaxation_map,
2867 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2868 New method declarations.
2869 (Output_section::merge_section_map_
2870 Output_section::merge_section_by_properties_map_,
2871 Output_section::relaxed_input_section_map_,
2872 Output_section::is_relaxed_input_section_map_valid_,
2873 Output_section::generate_code_fills_at_write_): New data members.
2874 * script-sections.cc
2875 (Output_section_element_input::set_section_addresses): Call
2876 current_data_size and addralign methods of relaxed input sections.
2877 (Orphan_output_section::set_section_addresses): Call current_data_size
2878 and addralign methods of relaxed input sections.
2879 * symtab.cc (Symbol_table::compute_final_value): Extract template
2880 from the body of Symbol_table::sized_finalize_symbol.
2881 (Symbol_table::sized_finalized_symbol): Call
2882 Symbol_table::compute_final_value.
2883 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2884 (Symbol_table::compute_final_value): New templated method declaration.
2885 * target.cc (Target::do_make_output_section): New method defintion.
2886 * target.h (Target::make_output_section): New method declaration.
2887 (Target::relax): Add more parameters for input objects, symbol table
2888 and layout. Adjust call to do_relax.
2889 (Target::do_make_output_section): New method declaration.
2890 (Target::do_relax): Add parameters for input objects, symbol table
2893 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2895 * pread.c: Include stdio.h.
2897 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2899 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2902 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2904 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2905 Change read_shndx type to unsigned int.
2906 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2908 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2909 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2910 Change read_shndx type to unsigned int.
2911 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2913 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2914 * layout.cc (Layout::create_symtab_sections): Cast the result of
2915 local_symcount * symsize to off_t in the gold_assert.
2917 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2919 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2920 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2922 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2923 (Arm_relocate_functions::thm_abs5): New function.
2924 (Arm_relocate_functions::abs12): New function.
2925 (Arm_relocate_functions::abs16): New function.
2926 (Arm_relocate_functions::base_abs): New function.
2927 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2928 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2929 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2931 (Scan::global): Likewise.
2932 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2933 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2934 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2935 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2938 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2940 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2941 (Arm_relocate_functions::movt_prel): New function.
2942 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2943 (Arm_relocate_functions::thm_movt_prel): New function.
2944 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2945 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2946 (Scan::global, Relocate::relocate): Likewise.
2947 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2949 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2951 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2952 Incremental_checker.
2953 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2955 (class Incremental_inputs_header): New class.
2956 (Incremental_inputs_header_writer): Edit comment.
2957 (Incremental_inputs_entry): New class.
2958 (Incremental_inputs_entry_writer): Edit comment.
2959 (Sized_incremental_binary::do_find_incremental_inputs_section):
2960 Add *strtab_shndx parameter, fill it.
2961 (Sized_incremental_binary::do_check_inputs): New method.
2962 (Incremental_checker::can_incrementally_link_output_file): Use
2963 Sized_incremental_binary::check_inputs.
2964 (Incremental_inputs::report_command_line): Save command line in
2967 (Incremental_binary::find_incremental_inputs_section): New
2969 (Incremental_binary::do_find_incremental_inputs_section): Add
2970 strtab_shndx parameter.
2971 (Incremental_binary::do_check_inputs): New pure virtual method.
2972 (Sized_incremental_binary::do_check_inputs): Declare.
2973 (Incremental_checker::Incremental_checker): Add incremental_inputs
2974 parameter, use it to initialize incremental_inputs_.
2975 (Incremental_checker::incremental_inputs_): New field.
2976 (Incremental_checker::command_line): New method.
2977 (Incremental_checker::inputs): New method.
2978 (Incremental_checker::command_line_): New field.
2980 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2982 * incremental.cc: Include <cstdarg> and "target-select.h".
2983 (vexplain_no_incremental): New function.
2984 (explain_no_incremental): New function.
2985 (Incremental_binary::error): New method.
2986 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2988 (make_sized_incremental_binary): New function.
2989 (open_incremental_binary): New function.
2990 (can_incrementally_link_file): Add checks if output is ELF and has
2992 * incremental.h: Include "elfcpp_file.h" and "output.h".
2993 (Incremental_binary): New class.
2994 (Sized_incremental_binary): New class.
2995 (open_incremental_binary): Declare.
2996 * object.cc (is_elf_object): Use
2997 elfcpp::Elf_recognizer::is_elf_file.
2998 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2999 * output.h (Output_file::filesize): New method.
3001 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3003 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3005 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3006 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3008 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3010 (Arm_relocate_functions::movw_abs_nc): New function.
3011 (Arm_relocate_functions::movt_abs): New function.
3012 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3013 (Arm_relocate_functions::thm_movt_abs): New function.
3014 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3015 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3016 (Scan::global): Likewise.
3017 (Relocate::relocate): Likewise.
3018 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3020 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3022 * arm.cc (Arm_relocate_functions::got_prel) New function.
3023 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3024 (Relocate::relocate): Likewise.
3025 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3027 2009-10-06 Ian Lance Taylor <iant@google.com>
3029 * options.h (class General_options): Define
3030 split_stack_adjust_size parameter.
3031 * object.h (class Object): Add uses_split_stack_ and
3032 has_no_split_stack_ fields. Add uses_split_stack and
3033 has_no_split_stack accessor functions. Declare
3034 handle_split_stack_section.
3035 (class Reloc_symbol_changes): Define.
3036 (class Sized_relobj): Define Function_offsets. Declare
3037 split_stack_adjust, split_stack_adjust_reltype, and
3039 * object.cc (Object::handle_split_stack_section): New function.
3040 (Sized_relobj::do_layout): Call handle_split_stack_section.
3041 * dynobj.cc (Sized_dynobj::do_layout): Call
3042 handle_split_stack_section.
3043 * reloc.cc (Sized_relobj::relocate_sections): Call
3044 split_stack_adjust for executable sections in split_stack
3045 objects. Pass reloc_map to relocate_section.
3046 (Sized_relobj::split_stack_adjust): New function.
3047 (Sized_relobj::split_stack_adjust_reltype): New function.
3048 (Sized_relobj::find_functions): New function.
3049 * target-reloc.h: Include "object.h".
3050 (relocate_section): Add reloc_symbol_changes parameter. Change
3052 * target.h (class Target): Add calls_non_split method. Declare
3053 do_calls_non_split virtual method. Declare match_view and
3055 * target.cc: Include "elfcpp.h".
3056 (Target::do_calls_non_split): New function.
3057 (Target::match_view): New function.
3058 (Target::set_view_to_nop): New function.
3059 * gold.cc (queue_middle_tasks): Give an error if mixing
3060 split-stack and non-split-stack objects with -r.
3061 * i386.cc (Target_i386::relocate_section): Add
3062 reloc_symbol_changes parameter.
3063 (Target_i386::do_calls_non_split): New function.
3064 * x86_64.cc (Target_x86_64::relocate_section): Add
3065 reloc_symbol_changes parameter.
3066 (Target_x86_64::do_calls_non_split): New function.
3067 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3069 * powerpc.cc (Target_powerpc::relocate_section): Add
3070 reloc_symbol_changes parameter.
3071 * sparc.cc (Target_sparc::relocate_section): Add
3072 reloc_symbol_changes parameter.
3073 * configure.ac: Call AM_CONDITIONAL for the default target.
3074 * configure: Rebuild.
3075 * testsuite/Makefile.am (TEST_AS): New variable.
3076 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3077 (check_DATA): Add split_i386 and split_x86_64 files.
3078 (SPLIT_DEFSYMS): Define.
3079 (split_i386_[1234n].o): New targets.
3080 (split_i386_[124]): New targets.
3081 (split_i386_[1234r].stdout): New targets.
3082 (split_x86_64_[1234n].o): New targets.
3083 (split_x86_64_[124]): New targets.
3084 (split_x86_64_[1234r].stdout): New targets.
3085 (MOSTLYCLEANFILES): Add new executables.
3086 * testsuite/split_i386.sh: New file.
3087 * testsuite/split_x86_64.sh: New file.
3088 * testsuite/split_i386_1.s: New file.
3089 * testsuite/split_i386_2.s: New file.
3090 * testsuite/split_i386_3.s: New file.
3091 * testsuite/split_i386_4.s: New file.
3092 * testsuite/split_i386_n.s: New file.
3093 * testsuite/split_x86_64_1.s: New file.
3094 * testsuite/split_x86_64_2.s: New file.
3095 * testsuite/split_x86_64_3.s: New file.
3096 * testsuite/split_x86_64_4.s: New file.
3097 * testsuite/split_x86_64_n.s: New file.
3098 * testsuite/testfile.cc (Target_test): Update relocation_section
3100 * testsuite/Makefile.in: Rebuild.
3102 2009-10-06 Ian Lance Taylor <iant@google.com>
3104 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3105 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3106 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3107 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3108 the address on ldo_addrs_.
3109 (Target_i386::Relocate::fix_up_ldo): New function.
3111 2009-10-06 Rafael Espindola <espindola@google.com>
3113 * plugin.cc (add_input_library): New.
3114 (Plugin::load): Add add_input_library to tv.
3115 (Plugin_manager::add_input_file): Add the is_lib argument.
3116 (add_input_file): Update call to Plugin_manager::add_input_file.
3117 (add_input_library): New.
3118 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3120 2009-09-30 Doug Kwan <dougkwan@google.com>
3122 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3123 symbol and call Symbol::may_need_copy_reloc to determine if
3124 a copy reloc is needed.
3125 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3126 nocopyreloc is given in command line.
3127 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3128 given in command line.
3129 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3130 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3131 of the removed Target_i386::may_need_copy_reloc.
3132 * options.h (copyreloc): New option with default value false.
3133 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3134 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3135 instead of the removed Target_powerpc::may_need_copy_reloc.
3136 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3137 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3138 instead of the removed Target_sparc::may_need_copy_reloc.
3139 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3140 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3141 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3142 instead of the removed Target_x86_64::may_need_copy_reloc.
3144 2009-09-30 Ian Lance Taylor <iant@google.com>
3146 * object.h (class Object): Remove target_ field, and target,
3147 sized_target, and set_target methods.
3148 (Object::sized_target): Remove.
3149 (class Sized_relobj): Update declarations. Remove sized_target.
3150 * object.cc (Sized_relobj::setup): Remove target parameter.
3152 (Input_objects::add_object): Don't do anything with the target.
3153 (make_elf_sized_object): Add punconfigured parameter. Change all
3154 callers. Set or test parameter target.
3155 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3157 * parameters.cc (Parameters::set_target): Change parameter type to
3159 (Parameters::default_target): Remove.
3160 (set_parameters_target): Change parameter type to be non-const.
3161 (parameters_force_valid_target): New function.
3162 (parameters_clear_target): New function.
3163 * parameters.h (class Parameters): Update declarations. Remove
3164 default_target method. Add sized_target and clear_target
3165 methods. Change target_ to be non-const.
3166 (set_parameters_target): Update declaration.
3167 (parameters_force_valid_target): Declare.
3168 (parameters_clear_target): Declare.
3169 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3170 as NULL if we aren't searching.
3171 (Add_symbols::run): Don't check for compatible target.
3172 * fileread.cc (Input_file::open_binary): Call
3173 parameters_force_valid_target.
3174 * gold.cc (queue_middle_tasks): Likewise.
3175 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3176 set_target on object.
3177 * dynobj.h (class Sized_dynobj): Update declarations.
3178 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3179 make_elf_object returns NULL.
3180 (Archive::include_member): Don't check whether object target is
3182 * output.cc (Output_section::add_input_section): Get target from
3184 (Output_section::relax_input_section): Likewise.
3185 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3187 (Sized_relobj::do_scan_relocs): Likewise.
3188 (Sized_relobj::relocate_sections): Likewise.
3189 * resolve.cc (Symbol_table::resolve): Likewise.
3190 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3191 parameter. Change all callers.
3192 (Symbol_table::add_from_object): Get target from parameters.
3193 (Symbol_table::add_from_relobj): Don't check object target.
3194 (Symbol_table::add_from_dynobj): Likewise.
3195 (Symbol_table::define_special_symbol): Get target from
3197 * symtab.h (class Symbol_table): Update declaration.
3198 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3199 parameter. Change all callers. Clear parameter target.
3200 (Binary_test): Test target here.
3201 * testsuite/object_unittest.cc (gold_testsuite): Remove
3202 target_test_pointer parameter. Change all callers.
3203 (Object_test): Test target here.
3205 2009-09-26 Ian Lance Taylor <iant@google.com>
3207 * testsuite/initpri1.c: Don't try to use constructor priorities if
3208 compiling with gcc before 4.3.
3210 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3212 * testsuite/retain_symbols_file_test.sh (check_present): Change
3213 output file name to retain_symbols_file_test.stdout.
3214 (check_absent): Likewise.
3216 2009-09-18 Craig Silverstein <csilvers@google.com>
3218 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3219 * options.cc: Include <cerrno> and <fstream>.
3220 (General_options::finalize): Parse -retain-symbols-file tag.
3221 * options.h: New flag.
3222 (General_options): New method should_retain_symbol, new
3223 variable symbols_to_retain.
3224 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3225 should_retain_symbol map.
3226 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3227 * testsuite/Makefile.in: Regenerate.
3228 * testsuite/retain_symbols_file_test.sh: New file.
3230 2009-09-18 Nick Clifton <nickc@redhat.com>
3232 * po/es.po: Updated Spanish translation.
3234 2009-09-17 Doug Kwan <dougkwan@google.com>
3236 * debug.h (DEBUG_RELAXATION): New constant.
3237 (DEBUG_ALL): Add DEBUG_RELAXATION.
3238 (debug_string_to_enum): Add relaxation debug option.
3240 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3241 Layout::Relaxation_debug_check::read_sections,
3242 Layout::Relaxation_debug_check::read_sections): New method definitions.
3243 (Layout::Layout): Initialize data members
3244 record_output_section_data_from_scrips_,
3245 script_output_section_data_list_ and relaxation_debug_check_.
3246 (Layout::save_segments, Layout::restore_segments,
3247 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3248 Layout::relaxation_loop_body): New method definitions.
3249 (Layout::finalize): Support relaxation. Move section layout code to
3250 Layout::relaxation_loop_body.
3251 (Layout::set_asection_address_from_script): Move code for orphan
3252 section placement out.
3253 (Layout::place_orphan_sections_in_script): New method definition.
3254 * layout.h (Output_segment_headers, Output_file_header):
3255 New forward class declarations.
3256 (Layout::~Layout): Define.
3257 (Layout::new_output_section_data_from_script): New method definition.
3258 (Layout::place_orphan_sections_in_script): New method declaration.
3259 (Layout::Segment_states): New type declaration.
3260 (Layout::save_segments, Layout::restore_segments,
3261 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3262 Layout::relaxation_loop_body): New method declarations.
3263 (Layout::Output_section_data_list): New type declaration.
3264 (Layout::Relaxation_debug_check): New class definition.
3265 (Layout::record_output_section_data_from_script_,
3266 Layout::script_output_section_data_list_, Layout::segment_states_,
3267 Layout::relaxation_debug_check_): New data members.
3268 * output.cc: (Output_section_headers::do_size): New method definition.
3269 (Output_section_headers::Output_section_headers): Move size
3270 computation to Output_section_headers::do_size.
3271 (Output_segment_headers::do_size): New method definition.
3272 (Output_file_header::Output_file_header): Move size computation to
3273 Output_file_header::do_size and call it.
3274 (Output_file_header::do_size): New method definition.
3275 (Output_data_group::Output_data_group): Adjust call to
3276 Output_section_data.
3277 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3278 (Output_symtab_xindex::do_write): Add array bound check.
3279 (Output_section::Input_section::print_to_mapfile): Handle
3280 RELAXED_INPUT_SECTION_CODE.
3281 (Output_section::Output_section): Initialize data member checkpoint_.
3282 (Output_section::~Output_section): Delete checkpoint object pointed
3284 (Output_section::add_input_section): Always add an Input_section if
3286 (Output_section::add_merge_input_section): Add assert.
3287 (Output_section::relax_input_section): New method definition.
3288 (Output_section::set_final_data_size): Set load address to zero for
3289 an unallocated section.
3290 (Output_section::do_address_and_file_offset_have_reset_values):
3291 New method definition.
3292 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3293 Handle relaxed input section.
3294 (Output_section::sort_attached_input_sections): Checkpoint input
3295 section list lazily.
3296 (Output_section::get_input_sections): Change type of input_sections to
3297 list of Simple_input_section pointers. Checkpoint input section list
3298 lazily. Also handle relaxed input sections.
3299 (Output_section::add_input_section_for_script): Take a reference to
3300 a Simple_input_section object instead of Relobj pointer and section
3301 index as parameter. Handle relaxed input sections.
3302 (Output_section::save_states, Output_section::restore_states): New
3304 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3305 (Output_data::is_data_size_fixed): New method definition.
3306 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3308 (Output_data::address_and_file_offset_have_reset_values): New method
3310 (Output_data::do_address_and_file_offset_have_reset_values): New method
3312 (Output_data::set_data_size): Check that data size is not fixed.
3313 (Output_data::fix_data_size): New method definition.
3314 (Output_data::is_data_size_fixed_): New data member.
3315 (Output_section_headers::set_final_data_size): New method definition.
3316 (Output_section_headers::do_size): New method declaration.
3317 (Output_segment_headers::set_final_data_size): New method definition.
3318 (Output_segment_headers::do_size): New method declaration.
3319 (Output_file_header::set_final_data_size)::New method definition.
3320 (Output_file_header::do_size)::New method declaration.
3321 (Output_section_data::Output_section_data): Add new parameter
3322 is_data_size_fixed and use it to fix data size.
3323 (Output_data_const::Output_data_const): Adjust call to base class
3324 constructor and fix data size.
3325 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3326 base class constructor and fix data size.
3327 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3328 base class constructor and fix data size.
3329 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3330 class constructor and fix data size.
3331 (Output_data_group::set_final_data_size): New method definition.
3332 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3333 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3334 class constructor and fix data size.
3335 (Output_relaxed_input_section): New class definition.
3336 (Output_section::Simple_input_section): New class definition.
3337 (Output_section::get_input_sections): Adjust parameter list.
3338 (Output_section::add_input_section_for_script): Same.
3339 (Output_section::save_states, Output_section::restore_states,
3340 Output_section::do_address_and_file_offset_have_reset_values,
3341 (Output_section::Input_section::Input_section): Handle
3342 RELAXED_INPUT_SECTION_CODE. Add new overload for
3343 Output_relaxed_input_section.
3344 (Output_section::Input_section::is_input_section,
3345 Output_section::Input_section::set_output_section): Handle relaxed
3347 (Output_section::Input_section::is_relaxed_input_section,
3348 Output_section::Input_section::output_section_data,
3349 Output_section::Input_section::relaxed_input_section): New method
3351 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3353 (Output_section::Input_section::u1_): Update comments.
3354 (Output_section::Input_section::u2_): Add new union member poris.
3355 (Output_section::Checkpoint_output_section): New classs definition.
3356 (Output_section::relax_input_section): New method declaration.
3357 (Output_section::checkpoint_): New data member.
3358 (Output_segment): Update comments.
3359 (Output_segment::Output_segment): Un-privatize copy constructor.
3360 (Output_segment::operator=): Un-privatize.
3361 * script-sections.cc (Output_section_element::Input_section_list):
3362 Change element type to Output_section::Simple_input_section.
3363 (Output_section_element_dot_assignment::set_section_addresses):
3364 Register output section data for relaxation clean up.
3365 (Output_data_exression::Output_data_expression): Adjust call to base
3366 constructor to fix data size.
3367 (Output_section_element_data::set_section_addresses): Register
3368 Output_data_expression object for relaxation clean up.
3369 (struct Input_section_info): Replace Relobj pointer and section index
3370 pair with Output_section::Simple_input_section and Convert struct to a
3372 (Input_section_sorter::operator()): Adjust access to
3373 Input_section_info data member to use accessors.
3374 (Output_section_element_input::set_section_addresses): Use layout
3375 parameter. Adjust code to use Output_section::Simple_input_section
3376 and Input_secction_info classes. Register filler for relaxation
3378 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3379 and section index pair with Output_section::Simple_input_section
3380 class. Adjust code accordingly.
3381 (Phdrs_element::release_segment): New method definition.
3382 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3384 (Script_sections::release_segments): New method definition.
3385 * gold/script-sections.h (Script_sections::release_segments): New
3387 * gold/target.h (Target::may_relax, Target::relax,
3388 Target::do_may_relax, Target::do_relax): New method definitions.
3390 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3392 * arm.cc (has_signed_unsigned_overflow): New function.
3393 (Arm_relocate_functions::abs8): New function.
3394 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3395 (Target_arm::Scan::global): Likewise.
3396 (Target_arm::relocate::relocate): Likewise.
3397 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3400 2009-09-16 Cary Coutant <ccoutant@google.com>
3402 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3403 * testsuite/Makefile.in: Regenerate.
3405 2009-09-11 Nick Clifton <nickc@redhat.com>
3407 * po/gold.pot: Updated by the Translation project.
3409 2009-09-08 Cary Coutant <ccoutant@google.com>
3411 * output.cc (Output_file::open): Add execute permission to empty file.
3412 * testsuite/Makefile.am (permission_test): New test.
3413 * testsuite/Makefile.in: Regenerate.
3415 2009-09-02 Ian Lance Taylor <iant@google.com>
3417 * output.cc (Output_file::resize): Call map_no_anonymous rather
3420 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3422 * gold.cc: Include "incremental.h".
3423 (queue_initial_tasks): Call Incremental_checker methods.
3424 * incremental.cc: Include "output.h".
3425 (Incremental_checker::can_incrementally_link_output_file): New
3427 * incremental.h (Incremental_checker): New class.
3429 * output.cc (Output_file::open_for_modification): New method.
3430 (Output_file::map_anonymous): Changed return type to bool. Record
3432 (Output_file::map_no_anonymous): New method, broken out of map.
3433 (Output_file::map): Use map_no_anonymous and map_anonymous.
3434 * output.h (class Output_file): Update declarations.
3436 2009-08-24 Cary Coutant <ccoutant@google.com>
3438 * options.h (Command_line::Pre_options): New class.
3439 (Command_line::pre_options): New member.
3440 * options.cc (gold::options::ready_to_register): New variable.
3441 (One_option::register_option): Do nothing if not registering options.
3442 Assert if same short option registered twice.
3443 (General_options::General_options): Turn off option registration when
3445 (Command_line::Pre_options::Pre_options): New constructor.
3447 2009-08-24 Cary Coutant <ccoutant@google.com>
3449 * options.h (General_options::no_keep_memory): Remove incorrect
3452 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3454 * Makefile.am (am__skiplex, am__skipyacc): New.
3455 * Makefile.in: Regenerate.
3457 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3459 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3460 (INCLUDES): ... this.
3461 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3462 (AM_CPPFLAGS): Renamed from ...
3463 (INCLUDE): ... this.
3464 * Makefile.in, testsuite/Makefile.in: Regenerate.
3466 * Makefile.in: Regenerate.
3467 * aclocal.m4: Likewise.
3468 * config.in: Likewise.
3469 * configure: Likewise.
3470 * testsuite/Makefile.in: Likewise.
3472 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3473 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3474 * Makefile.in: Regenerate.
3475 * testsuite/Makefile.in: Regenerate.
3477 2009-08-19 Cary Coutant <ccoutant@google.com>
3479 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3480 symbols in shared libraries overridden by hidden or internal symbols
3481 in the main program.
3483 2009-08-19 Chris Demetriou <cgd@google.com>
3485 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3486 checking source file names in error messages.
3488 2009-08-18 Doug Kwan <dougkwan@google.com>
3490 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3491 an elcpp::Ehdr as parameter. Adjust call to set_target.
3492 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3493 an elfcpp::Ehdr as parameter.
3494 * object.cc (Object::set_target): Remove the version that looks up
3495 a target and sets it.
3496 (Sized_relobj::setup): Take a Target object instead of
3497 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3498 (make_elf_sized_object): Find target and ask target to
3500 * object.h: (Object::set_target): Remove the version that looks up
3501 a target and sets it.
3502 (Sized_relobj::setup): Take a Target object instead of
3503 an elfcpp:Ehdr as parameter.
3504 * target.cc: Include dynobj.h.
3505 (Target::do_make_elf_object_implementation): New.
3506 (Target::do_make_elf_object): New.
3507 * target.h (Target::make_elf_object): New template declaration.
3508 (Target::do_make_elf_object): New method declarations.
3509 (Target::do_make_elf_object_implementation): New template declaration.
3511 2009-08-14 Ian Lance Taylor <iant@google.com>
3513 * gold.h (FUNCTION_NAME): Define.
3514 (gold_unreachable): Use FUNCTION_NAME.
3516 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3518 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3519 symbol in the --keep-unique list is not found.
3521 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3523 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3524 been maked as --keep-unique.
3525 (Icf::unfold_section): New function.
3526 * icf.h (Icf::unfold_section): New function.
3527 * options.h (General_options::keep_unique): New option.
3528 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3529 * testsuite/Makefile.in: Regenerate.
3530 * testsuite/icf_keep_unique_test.sh: New file.
3531 * testsuite/icf_keep_unique_test.cc: New file.
3533 2009-08-12 Cary Coutant <ccoutant@google.com>
3536 * resolve.cc (Symbol_table::resolve): Check for references from
3537 dynamic objects to hidden and internal symbols.
3538 * testsuite/Makefile.am (hidden_test.sh): New test.
3539 * testsuite/Makefile.in: Regenerate.
3540 * testsuite/hidden_test.sh: New script.
3541 * testsuite/hidden_test_1.c: New test source.
3542 * testsuite/hidden_test_main.c: New test source.
3544 2009-08-11 Doug Kwan <dougkwan@google.com>
3546 * arm.cc: Update comments.
3547 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3548 segment to locate the .ARM.exidx section if present.
3550 2009-08-09 Doug Kwan <dougkwan@google.com>
3552 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3555 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3556 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3559 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3561 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3562 valid tls_segment only for non-debug-section relocations.
3563 * testsuite/Makefile.am: Add gc_tls_test.
3564 * testsuite/Makefile.in: Regenerate.
3565 * testsuite/gc_tls_test.cc: New file.
3566 * testsuite/gc_tls_test.sh: New file.
3568 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3572 * Makefile.am (CCFILES): Add icf.cc.
3574 * Makefile.in: Regenerate.
3575 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3576 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3577 section, symbol and addend information for the relocs.
3578 * gold.cc (queue_middle_tasks): Call identical code folding.
3579 * gold.h: Add defines for multimap.
3580 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3581 to the call of finalize_local_symbols.
3582 * main.cc (main): Create object of class Icf.
3583 * object.cc (Sized_relobj::do_layout): Allow this function to be
3584 called twice during icf.
3585 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3586 to sections marked as identical by icf.
3587 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3589 (Sized_relobj::do_section_entsize): New function.
3590 * object.h (Object::section_entsize): New function.
3591 (Object::do_section_entsize): New pure virtual function.
3592 (Relobj::finalize_local_symbols): Add new parameter.
3593 (Relobj::do_section_entsize): New function.
3594 * options.h (General_options::icf): New option.
3595 (General_options::icf_iterations): New option.
3596 (General_options::print_icf_sections): New option.
3597 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3598 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3599 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3601 * symtab.cc (Symbol_table::is_section_folded): New function.
3602 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3603 to sections marked as identical by icf.
3604 * symtab.h (Symbol_table::set_icf): New function.
3605 (Symbol_table::icf): New function.
3606 (Symbol_table::is_section_folded): New function.
3607 (Symbol_table::icf_): New data member.
3608 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3609 * testsuite/Makefile.am: Add commands to build icf_test.
3610 * testsuite/Makefile.in: Regenerate.
3611 * testsuite/icf_test.sh: New file.
3612 * testsuite/icf_test.cc: New file.
3614 2009-07-24 Chris Demetriou <cgd@google.com>
3616 * layout.cc (is_compressible_debug_section): Fix incorrect
3617 comment about compressed section names.
3619 2009-07-20 Ian Lance Taylor <ian@airs.com>
3622 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3624 2009-07-16 Ian Lance Taylor <iant@google.com>
3627 * layout.h: #include <map>.
3628 (class Kept_section): Change from struct to class. Add accessors
3629 and setters. Add section size to Comdat_group mapping. Change
3630 Comdat_group to std::map. Add is_comdat_ field. Add
3631 linkonce_size field in union.
3632 (class Layout): Update declaration of find_or_add_kept_section.
3633 Don't declare find_kept_object.
3634 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3635 parameter. Add object, shndx, is_comdat, and is_group_name
3636 parameters. Change all callers. Adjust for new Kept_section.
3637 (Layout::find_kept_object): Remove.
3638 * object.cc (Sized_relobj::include_section_group): Update use of
3639 Kept_section. Rename secnum to shndx. Only record
3640 Kept_comdat_section if sections are the same size.
3641 (Sized_relobj::include_linkonce_section): Update use of
3642 Kept_section. Only record Kept_comdat_section if sections are the
3643 same size. Set size of linkonce section.
3644 (Sized_relobj::map_to_kept_section): Update call to
3645 get_kept_comdat_section.
3646 * object.h (class Sized_relobj): Rename fields in
3647 Kept_comdat_section to drop trailing underscores; change object
3648 field to Relobj*. Change Kept_comdat_section_table to store
3649 struct rather than pointer.
3650 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3651 Add kept_object and kept_shndx parameters. Change all callers.
3652 (Sized_relobj::get_kept_comdat_section): Change return type to
3653 bool. Add kept_object and kept_shndx parameters. Change all
3655 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3656 Layout::find_or_add_kept_section.
3658 2009-07-09 Ian Lance Taylor <iant@google.com>
3660 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3661 Reserve space in the hash table.
3663 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3665 * fileread.cc (File_read::get_mtime): New method.
3666 * fileread.h (Timespec): New structure.
3667 (File_read::get_mtime): New method.
3668 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3669 Renamed from timestamp_nsec.
3670 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3672 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3674 (Incremental_inputs::report_archive): Save mtime; style fix.
3675 (Incremental_inputs::report_obejct): Save mtime; style fix.
3676 (Incremental_inputs::report_script): Save mtime; style fix.
3677 (Incremental_inputs::finalize_inputs): Style fix.
3678 (Incremental_inputs::finalize): Style fix.
3679 (Incremental_inputs::create_input_section_data): Store inputs
3681 * incremental.h (Incremental_inputs::report_script): Add mtime
3683 (Incremental_inputs::Input_info::Input_info): Intialize only one
3685 (Incremental_inputs::Input_info::archive): Move to nameless
3687 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3688 (Incremental_inputs::Input_info::script): Move to nameless union.
3689 (Incremental_inputs::mtime): New field.
3690 * script.cc (read_input_script): Pass file mtime to
3692 * script.h (Script_info::inputs): Style fix.
3694 2009-07-01 Ian Lance Taylor <ian@airs.com>
3696 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3699 2009-06-24 Ian Lance Taylor <iant@google.com>
3702 * layout.cc (Layout::choose_output_section): If we find an
3703 existing section, update the flags.
3704 (Layout::create_notes): New function, broken out of
3706 (Layout::finalize): Don't create note sections.
3707 (Layout::create_note): Don't crash if linker script discards
3709 (Layout::create_gold_note): Likewise.
3710 (Layout::create_build_id): Likewise. Don't set
3711 after_input_sections on the section.
3712 (Layout::create_executable_stack_info): Remove target parameter.
3714 * layout.h (class Layout): Declare create_notes. Update
3715 declaration of create_executable_stack_info.
3716 * gold.cc (queue_middle_tasks): Call create_notes.
3717 * output.cc (Output_section::update_flags_for_input_section): Move
3718 here from output.h. If SHF_ALLOC flag is newly set, mark address
3720 * output.h (Output_data::mark_address_invalid): New function.
3721 (class Output_section): Only declare, not define,
3722 update_flags_for_input_section. Remove set_flags.
3724 2009-06-24 Ian Lance Taylor <iant@google.com>
3726 * script-sections.cc (Output_section_definition::
3727 set_section_addresses): Rename shadowing local load_address to
3730 2009-06-24 Ian Lance Taylor <iant@google.com>
3733 * reloc.cc (relocate_sections): Skip empty relocation sections.
3735 2009-06-23 Ian Lance Taylor <iant@google.com>
3738 * layout.cc (Layout::create_note): Use choose_output_section
3739 rather than make_output_section.
3741 2009-06-23 Ian Lance Taylor <iant@google.com>
3744 * options.cc (General_options::parse_V): Set printed_version_.
3745 (General_options::General_options): Initialize printed_version_.
3746 * options.h (class General_options): Add printed_version_ field.
3747 * gold.cc (queue_initial_tasks): If there are no input files,
3748 don't give a fatal error if we printed the version information.
3749 (queue_middle_tasks): If using -r with a shared object, give a
3750 fatal error rather than an ordinary error.
3752 2009-06-23 Ian Lance Taylor <iant@google.com>
3755 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3756 (Layout::make_output_section): Set have_stabstr_section_ if we see
3757 a .stab*str section.
3758 (Layout::finalize): Call link_stabs_sections.
3759 (Layout::link_stabs_sections): New file.
3760 * layout.h (class Layout): Add have_stabstr_section_ field.
3761 Declare link_stabs_sections.
3763 2009-06-23 Doug Kwan <dougkwan@google.com>
3765 * Makefile.am (libgold_a_LIBADD): New.
3766 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3767 * Makefile.in: Regenerate.
3768 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3769 * configure: Regenerate.
3770 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3771 * fileread.cc: Include sys/state.h
3772 * gold.h: Declare memmem and strndup if found missing.
3773 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3775 2009-06-23 Ian Lance Taylor <iant@google.com>
3777 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3778 * configure: Rebuild.
3780 2009-06-23 Ian Lance Taylor <iant@google.com>
3783 * object.cc (Object::section_contents): Don't try to get a view if
3784 the section has length zero.
3785 (Object::handle_gnu_warning_section): If the section is empty, use
3786 the name of the section as the warning.
3788 2009-06-23 Ian Lance Taylor <iant@google.com>
3791 * stringpool.h (class Stringpool_template): Add optimize_ field.
3792 (Stringpool_template::set_optimize): New function.
3793 * stringpool.cc (Stringpool_template::Stringpool_template):
3794 Initialize optimize_ field.
3795 (Stringpool_template::set_string_offsets): Test local optimize
3796 fild rather than parameter.
3797 * layout.cc (Layout::Layout): Call set_optimize on the section
3800 2009-06-22 Ian Lance Taylor <iant@google.com>
3803 * yyscript.y: Parse TARGET.
3804 * script.cc (script_set_target): New function.
3805 * script-c.h (script_set_target): Declare.
3806 * options.cc (General_options::string_to_object_format): Rename
3807 from string_to_object_format in anonymous namespace. Change
3809 * options.h (class General_options): Declare
3810 string_to_object_format.
3812 2009-06-22 Ian Lance Taylor <iant@google.com>
3814 * script-sections.cc (Script_sections::create_segments): Don't put
3815 program headers in a PT_LOAD segment if -n or -N.
3817 2009-06-22 Ian Lance Taylor <iant@google.com>
3820 * options.h (class General_options): Add -z lazy and -z now. Sort
3821 -z options into alphabetical order.
3822 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3824 2009-06-21 Ian Lance Taylor <iant@google.com>
3826 * layout.cc (Layout::make_output_section): Call
3827 Target::new_output_section.
3828 (Layout::attach_allocated_section_to_segment): Put large section
3829 sections in a separate load segment with the large segment flag
3831 (Layout::segment_precedes): Sort large data segments after other
3833 (align_file_offset): New static function.
3834 (Layout::set_segment_offsets): Use align_file_offset.
3835 * output.h (class Output_section): Add is_small_section_ and
3836 is_large_section_ fields.
3837 (Output_section::is_small_section): New function.
3838 (Output_section::set_is_small_section): New function.
3839 (Output_section::is_large_section): New function.
3840 (Output_section::set_is_large_section): New function.
3841 (Output_section::is_large_data_section): New function.
3842 (class Output_segment): Add is_large_data_segment_ field.
3843 (Output_segment::is_large_data_segment): New function.
3844 (Output_segment::set_is_large_data_segment): New function.
3845 * output.cc (Output_section::Output_section): Initialize new
3847 (Output_segment::Output_segment): Likewise.
3848 (Output_segment::add_output_section): Add assertion that large
3849 data sections always go in large data segments. Force small data
3850 sections to the end of the list of data sections. Force small BSS
3851 sections to the start of the list of BSS sections. For large BSS
3852 sections to the end of the list of BSS sections.
3853 * symtab.h (class Symbol): Declare is_common_shndx.
3854 (Symbol::is_defined): Check Symbol::is_common_shndx.
3855 (Symbol::is_common): Likewise.
3856 (class Symbol_table): Define enum Commons_section_type. Update
3857 declarations. Add small_commons_ and large_commons_ fields.
3858 * symtab.cc (Symbol::is_common_shndx): New function.
3859 (Symbol_table::Symbol_table): Initialize new fields.
3860 (Symbol_table::add_from_object): Put small and large common
3861 symbols in the right list.
3862 (Symbol_table::sized_finalized_symbol): Check
3863 Symbol::is_common_shndx.
3864 (Symbol_table::sized_write_globals): Likewise.
3865 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3866 common symbol lists. Don't call do_allocate_commons_list if the
3868 (Symbol_table::do_allocate_commons_list): Remove is_tls
3869 parameter. Add comons_section_type parameter. Change all
3870 callers. Handle small and large common symbols.
3871 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3872 Symbol::is_common_shndx.
3873 * resolve.cc (symbol_to_bits): Likewise.
3874 * target.h (Target::small_common_shndx): New function.
3875 (Target::small_common_section_flags): New function.
3876 (Target::large_common_shndx): New function.
3877 (Target::large_common_section_flags): New function.
3878 (Target::new_output_section): New function.
3879 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3880 small_common_section_flags, and large_common_section_flags
3882 (Target::do_new_output_section): New virtual function.
3883 * arm.cc (Target_arm::arm_info): Initialize new fields.
3884 * i386.cc (Target_i386::i386_info): Likewise.
3885 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3887 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3888 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3889 (Target_x86_64::do_new_output_section): New function.
3890 * configure.ac: Define conditional MCMODEL_MEDIUM.
3891 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3892 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3893 (large_LDFLAGS): Define.
3894 * testsuite/large.c: New file.
3895 * testsuite/testfile.cc (Target_test::test_target_info):
3896 Initialize new fields.
3897 * configure, testsuite/Makefile.in: Rebuild.
3899 2009-06-05 Doug Kwan <dougkwan@google.com>
3901 * Makefile.am (CCFILES): Add target.cc.
3902 * Makefile.in: Regenerate.
3903 * i386.cc (class Target_i386): Define new virtual method to
3904 override do_is_local_label_name in parent.
3905 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3906 local symbols if --discard-locals or -X is given.
3907 * options.h (class General_options): Declare new options
3908 '--discard-locals' and '-X' for discarding locals.
3909 * target.h (class Target): Define new methods is_local_label_name.
3910 Declare new virtual method do_is_local_label_name.
3911 * target.cc: New file.
3912 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3913 (check_SCRIPTS): Add discard_locals_test.sh.
3914 (check_DATA): Add discard_local_tests.syms.
3915 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3916 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3917 * testsuite/Makefile.in: Regenerate.
3918 * testsuite/discard_locals_test.c: New file.
3919 * testsuite/discard_locals_test.sh: Same.
3921 2009-06-05 Doug Kwan <dougkwan@google.com>
3923 * object.cc (Sized_relobj::Sized_relobj): Initialize
3924 discarded_eh_frame_shndx_ to -1U.
3925 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3927 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3928 a discarded .eh_frame section.
3929 (Sized_relobj::do_finalize_local_symbols): Ditto.
3930 * object.h (class Sized_relobj): Declare new member
3931 discarded_eh_frame_shndx_.
3932 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3933 (local_labels_test.o, local_labels_test): New rules.
3934 * testsuite/Makefile.in: Regenerate.
3936 2009-06-04 Doug Kwan <dougkwan@google.com>
3938 * layout.cc (Layout::section_name_mapping): Add mapping for
3939 special ARM sections.
3941 2009-06-03 Doug Kwan <dougkwan@google.com>
3943 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3944 (utils::has_overflow): Same.
3946 2009-06-03 Ian Lance Taylor <iant@google.com>
3948 * layout.cc (Layout::section_name_mapping): New array, replacing
3949 Layout::linkonce_mapping.
3950 (Layout::section_name_mapping_count): New variable, replacing
3951 Layout::linkonce_mapping_count.
3952 (Layout::linkonce_output_name): Remove.
3953 (Layout::output_section_name): Rewrite.
3954 * layout.h (class Layout): Rename Linkonce_mapping to
3955 Section_name_mapping, linkonce_mapping to section_name_mapping,
3956 linkonce_mapping_count to section_name_mapping_count. Don't
3957 declare linkonce_output_name.
3959 2009-06-03 Doug Kwan <dougkwan@google.com>
3961 * gold/arm.cc (namespace utils): New.
3962 (Target_arm::reloc_is_non_pic): Define new method.
3963 (class Arm_relocate_functions): New.
3964 (Target_arm::Relocate::relocate): Handle relocation types used by
3967 2009-06-03 Ian Lance Taylor <iant@google.com>
3969 * arm.cc (Target_arm::scan::global): Use || instead of |.
3971 2009-06-02 Doug Kwan <dougkwan@google.com>
3973 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3974 issued_non_pic_error_.
3975 (class Target_arm::Scan): Declare new method check_non_pic.
3976 Define new method symbol_needs_plt_entry.
3977 Declare new data member issued_non_pic_error_.
3978 (class Target_arm::Relocate): Declare new method
3979 should_apply_static_reloc.
3980 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3981 (Target_arm::Scan::check_non_pic): Define new method.
3982 (Target_arm::Scan::local): Handle a small subset of reloc types used
3984 (Target_arm::Scan::local): Same.
3985 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3987 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3989 * incremental.cc (Incremental_inputs::report_command_line): Filter
3990 out --incremental-* options.
3992 2009-05-29 Doug Kwan <dougkwan@google.com>
3994 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3996 (class Target_arm): Update comment.
3997 (Target_arm::Target_arm): Initialize new data members GOT_,
3998 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3999 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4000 and Target_arm::rel_dyn_section.
4001 Declare new_enum Target_arm::Got_type.
4002 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4004 Update commments for member do_dynsym_value.
4005 (Target_arm::got_size, Target_arm::plt_section,
4006 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4007 new methods inside class defintion.
4008 (Target_arm::got_section): Define new method.
4009 (Target_arm::rel_dyn_section): Same.
4010 (Output_data_plt_arm): New template class.
4011 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4012 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4013 (Output_data_plt_arm::add_entry): Same.
4014 (Output_data_plt_arm::first_plt_entry): Define new
4015 static data member for PLT instruction template.
4016 (Output_data_plt_arm::plt_entry): Same.
4017 (Output_data_plt_arm::do_write): Define new method.
4018 (Target_arm::make_plt_entry): Same.
4019 (Target_arm::do_finalize_sections): Same.
4020 (Target_arm::do_dynsym_value): Same.
4022 2009-05-28 Doug Kwan <dougkwan@google.com>
4024 * Makefile.am (TARGETSOURCES): Add arm.cc.
4025 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4026 * Makefile.in: Regenerate.
4028 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4030 2009-05-26 Doug Kwan <dougkwan@google.com>
4032 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4033 (General_options::check_excluded_libs): Strip off directories in
4034 archive name before matching like GNU ld does.
4035 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4036 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4037 (exclude_libs_test_LDFLAGS): Add linker option
4038 -Wl,--exclude-libs,libexclude_libs_test_3
4039 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4040 an explicit archive without using -l.
4041 (alt/libexclude_libs_test_3.a): New make rule.
4042 * testsuite/Makefile.in: Regenerate.
4043 * testsuite/exclude_libs_test.c : Declare lib3_default().
4045 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4046 * exclude_libs_test_3.c: New file.
4048 2009-05-26 Nick Clifton <nickc@redhat.com>
4050 * po/id.po: New Indonesian translation.
4051 * po/gold.pot: Updated template file.
4053 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4055 * testsuite/Makefile.am: Add -ffunction-sections to compile
4056 gc_comdat_test files. Add -Wl,--gc-sections to build
4058 * testsuite/Makefile.in: Regenerate.
4059 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4061 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4063 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4064 kept comdat section was garbage collected.
4065 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4066 * testsuite/Makefile.in: Regenerate.
4067 * testsuite/gc_comdat_test.sh: New file.
4068 * testsuite/gc_comdat_test_1.cc: New file.
4069 * testsuite/gc_comdat_test_2.cc: New file.
4071 2009-05-19 Doug Kwan <dougkwan@google.com>
4073 * archive.cc (Archive::Archive): Move constructor from archive.h
4074 to here. Initialize no_export_.
4075 (Archive::get_elf_object_for_member): Set no_export flag of object.
4076 * archive.h (Archive::Archive): Move constructor body to
4078 (Archive::no_export): New method.
4079 (Archive::no_export_): New field.
4080 * object.h (Object::Object): Initialize no_export_ to false.
4081 (Object::no_export, Object::set_no_export): New methods.
4082 (Object::no_export_): New field.
4083 * options.cc (General_options::parse_exclude_libs): New method.
4084 (General_options::check_excluded_libs) Same.
4085 * options.h (exclude_libs): New option.
4086 (General_options::check_excluded_libs): New method declaration.
4087 (General_options::excluded_libs_): New field.
4088 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4089 default or protected visibility if an object has no-export flag set.
4090 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4091 (check_SCRIPTS): Add exclude_libs_test.sh.
4092 (check_DATA): Add exclude_libs_test.syms.
4093 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4094 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4095 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4096 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4097 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4098 libexclude_libs_test_2.a): New rules.
4099 * testsuite/Makefile.in: Regenerate.
4100 * testsuite/exclude_libs_test.c: New file.
4101 * testsuite/exclude_libs_test.sh: Ditto.
4102 * testsuite/exclude_libs_test_1.c: Ditto.
4103 * testsuite/exclude_libs_test_2.c: Ditto.
4105 2009-05-15 Ian Lance Taylor <iant@google.com>
4107 * configure.ac: Check for declarations for cases where libiberty.h
4108 checks HAVE_DECL_xxx.
4109 * configure, config.in: Rebuild.
4111 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4113 * gold.h (Incremental_argument_list): Remove (invalid) forward
4115 * incremental.cc (Incremental_inputs::report_achive): New method.
4116 (Incremental_inputs::report_object): New method.
4117 (Incremental_inputs::report_script): New method.
4118 (Incremental_inputs::finalize_inputs): New method.
4119 (Incremental_inputs::finalize): Call finalize_inputs().
4120 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4121 Create inputs entries.
4122 * incremental.h (Incremental_input_type): New enum.
4123 (Incremental_inputs::Incremental_input): Initialize new fields.
4124 (Incremental_inputs::report_inputs): New method.
4125 (Incremental_inputs::report_achive): New method.
4126 (Incremental_inputs::report_object): New method.
4127 (Incremental_inputs::report_script): New method.
4128 (Incremental_inputs::finalize_inputs): New method.
4129 (Incremental_inputs::Input_info): New struct.
4130 (Incremental_inputs::Input_info_map): New typedef.
4131 (Incremental_inputs::lock_): New field.
4132 (Incremental_inputs::Inputs_): New field.
4133 (Incremental_inputs::Inputs_map): New field.
4134 * main.cc (main): Call Incremental_input::report_inputs.
4135 * options.h (Input_argument_list): Typedef moved from
4137 (Input_file_group::Files): Remove, use ::Input_argument_list.
4138 (Input_file_group::Input_argument_list): Remove, use
4139 ::Input_argument_list.
4140 * plugin.cc (Plugin_manager::add_input_file): Add error in
4142 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4144 * script.cc (read_input_script): Call
4145 Incremental_input::report_script.
4146 * script.h (Script_info): New class.
4148 2009-04-27 Ian Lance Taylor <iant@google.com>
4150 * x86_64.cc (do_adjust_output_section): Set entsize to
4153 2009-04-23 Elliott Hughes <enh@google.com>
4155 * output.cc (Output_file::close): After short writes, continue
4156 writing from the correct offset in the buffer being written.
4158 2009-04-23 Chris Demetriou <cgd@google.com>
4160 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4161 * configure: Regenerate.
4162 * config.in: Regenerate.
4163 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4164 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4166 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4168 * incremental.cc (Incremental_inputs_header_data): Renamed from
4169 Incremental_input_header_data.
4170 (Incremental_inputs_header_data::data_size): New field.
4171 (Incremental_inputs_header_data::put_input_file_count): Renamed
4172 from input_file_count.
4173 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4174 from command_line_offset.
4175 (Incremental_inputs_header_data::put_reserved): Renamed from
4177 (Incremental_inputs_entry_data): Renamed from
4178 Incremental_input_entry_data.
4179 (Incremental_inputs_entry_data::data_size): New field.
4180 (Incremental_inputs::report_command_line): New method.
4181 (Incremental_inputs::finalize): New method.
4182 (Incremental_inputs::create_incremental_inputs_data): New method.
4183 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4184 * incremental.h: New file.
4185 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4186 (Layout::finalize): Create incremental inputs section in
4188 (Layout::create_incremental_info_sections): New method.
4189 * layout.h (Layout::incremental_inputs): New method.
4190 (Layout::create_incremental_info_sections): New method.
4191 (Layout::incremental_inputs_): New field.
4192 * main.cc (main): Notify Incremental_input of the command line.
4194 2009-04-01 Ian Lance Taylor <iant@google.com>
4195 Mikolaj Zalewski <mikolajz@google.com>
4197 * gold.h (reserve_unordered_map): Define, three versions, one for
4198 each version of Unordered_map.
4199 * layout.cc (Layout::Layout): Remove options parameter. Add
4200 number_of_input_files parameter. Don't initialize options_.
4201 Initialize number_of_input_files_ and resized_signatures_. Move
4202 sections_are_attached_.
4203 (Layout::layout_group): Reserve space for group_signatures_.
4204 (Layout::find_or_add_kept_section): Change name parameter to be a
4205 reference. Resize signatures_ map when it gets large enough.
4206 (Layout::layout_eh_frame): Use parameters->options() instead of
4208 (Layout::make_output_section): Likewise.
4209 (Layout::attach_allocated_section_to_segment): Likewise.
4210 (Layout::finalize, Layout::create_executable_stack): Likewise.
4211 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4212 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4213 * layout.h (class Layout): Update declarations. Remove options_
4214 field. Add number_of_input_files_ and resized_signatures_
4215 fields. Move sections_are_attached_ field.
4216 * main.cc (main): Pass number of input files to Layout
4217 constructor. Don't pass options.
4219 2009-03-30 Ian Lance Taylor <iant@google.com>
4221 * ffsll.c (ffsll): Correct implementation.
4223 2009-03-27 Ian Lance Taylor <iant@google.com>
4225 * ffsll.c: New file.
4226 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4227 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4228 * ftruncate.c (ftruncate): Declare before definition.
4229 * mremap.c (mremap): Likewise.
4230 * pread.c (pread): Likewise.
4231 * configure, Makefile.in, config.in: Rebuild.
4233 * mremap.c: New file.
4234 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4235 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4236 (mremap): Declare if HAVE_MREMAP is not defined.
4237 * configure, Makefile.in, config.in: Rebuild.
4239 2009-03-27 Cary Coutant <ccoutant@google.com>
4241 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4242 position independent.
4243 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4244 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4246 2009-03-24 Cary Coutant <ccoutant@google.com>
4248 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4250 (needs_dynamic_reloc): Likewise.
4252 2009-03-24 Ian Lance Taylor <iant@google.com>
4254 * yyscript.y (file_cmd): Recognize EXTERN.
4255 (extern_name_list, extern_name_list_body): New nonterminals.
4256 * script.cc (script_add_extern): Define.
4257 * script-c.h (script_add_extern): Declare.
4259 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4261 * object.cc (is_elf_object): Define.
4262 * object.h (is_elf_object): Declare.
4263 * archive.cc (Archive::get_elf_object_for_member): Call
4265 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4267 2009-03-24 Elliott Hughes <enh@google.com>
4269 * output.cc (Output_file::map_anonymous): Define.
4270 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4271 try an anonymous one. Report the size if the mmap fails.
4272 * output.h (class Output_file): Declare map_anonymous.
4274 2009-03-24 Ian Lance Taylor <iant@google.com>
4276 * target-select.cc (instantiate_target): Don't acquire the lock if
4277 the instantiated_target_ field has already been set.
4279 2009-03-23 Ian Lance Taylor <iant@google.com>
4281 * gold-threads.h (class Initialize_lock): Define.
4282 * gold-threads.cc (class Initialize_lock_once): Define.
4283 (initialize_lock_control): New static variable.
4284 (initialize_lock_pointer): New static variable.
4285 (initialize_lock_once): New static function.
4286 (Initialize_lock::Initialize_lock): Define.
4287 (Initialize_lock::initialize): Define.
4288 * target-select.h: Include "gold-threads.h".
4289 (class Target_selector): Add lock_ and initialize_lock_ fields.
4290 Don't define instantiate_target, just declare it.
4291 * target-select.cc (Target_selector::Target_selector): Initialize
4293 (Target_selector::instantiate_target): Define.
4294 * descriptors.h: Include "gold-threads.h".
4295 (class Descriptors): Add initialize_lock_ field.
4296 * descriptors.cc (Descriptors::Descriptors): Initialize new
4298 (Descriptors::open): Use initialize_lock_ field
4299 * errors.h (class Errors): Add initialize_lock_ field.
4300 * errors.cc (Errors::Errors): Initialize new field.
4301 (Errors::initialize_lock): Use initialize_lock_ field.
4302 * powerpc.cc (class Target_selector_powerpc): Remove
4303 instantiated_target_ field. In do_recognize call
4304 instantiate_target rather than do_instantiate_target. In
4305 do_instantiate_target just allocate a new target.
4306 * sparc.cc (class Target_selector_sparc): Likewise.
4308 * freebsd.h: New file.
4309 * i386.cc: Include "freebsd.h".
4310 (Target_i386): Derive from Target_freebsd rather than
4312 (Target_selector_i386): Derive from Target_selector_freebsd rather
4313 than Target_selector.
4314 * x86_64.cc: Include "freebsd.h".
4315 (Target_x86_64): Derive from Target_freebsd rather than
4317 (Target_selector_x86_64): Derive from Target_selector_freebsd
4318 rather than Target_selector.
4319 * target.h (class Target): Add adjust_elf_header and
4320 do_adjust_elf_header.
4321 * output.cc (Output_file_header:: do_sized_write): Call target
4322 adjust_elf_header routine.
4323 * configure.tgt: Set targ_osabi.
4324 * configure.ac: Define GOLD_DEFAULT_OSABI.
4325 * parameters.cc (Parameters::default_target): Pass
4326 GOLD_DEFAULT_OSABI to select_target.
4327 * target-select.h (class Target_selector): Make instantiate_target
4328 protected rather than private.
4329 * Makefile.am (HFILES): Add freebsd.h.
4330 * configure, Makefile.in, config.in: Rebuild.
4332 * merge.cc (do_add_input_section): Correct pend value. Change
4333 message about last entry not being null terminated from error to
4336 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4338 * incremental.cc: New file.
4339 * Makefile.am (CCFILES): Add incremental.cc.
4340 * Makefile.in: Rebuild.
4342 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4344 * layout.cc (Layout::output_section_name): Preserve names
4345 of '.note.' sections.
4347 2009-03-19 Ian Lance Taylor <iant@google.com>
4349 * descriptors.cc (Descriptors::open): Check that the options are
4350 valid before using them.
4352 2009-03-18 Ian Lance Taylor <iant@google.com>
4354 * script-sections.h: Include <list>.
4355 (class Script_sections): Change Sections_elements from std::vector
4356 to std::list. Typedef public Elements_iterator. Add
4357 orphan_section_placement_, data_segment_align_start_, and
4358 saw_data_segment_align_ fields. Remove data_segment_align_index_
4360 * script-sections.cc (class Orphan_section_placement): New class.
4361 (class Sections_element): Add virtual functions is_relro and
4362 orphan_section_init. Remove virtual function place_orphan_here.
4363 (class Output_section_definition): Add is_relro and
4364 orphan_section_init. Remove place_orphan_here.
4365 (class Orphan_output_section): Likewise.
4366 (Script_sections::Script_sections): Update for field changes.
4367 (Script_sections::data_segment_align): Set saw_data_segment_align_
4368 and data_segment_align_start_, not data_segment_align_index.
4369 (Script_sections::data_segment_relro_end): Check
4370 saw_data_segment_align_. Use data_segment_align_start_ rather
4371 than data_segment_align_index_.
4372 (Script_sections::place_orphan): Rewrite to use
4373 Orphan_section_placement.
4375 2009-03-17 Ian Lance Taylor <iant@google.com>
4377 * archive.cc (Archive::add_symbols): Check for a version attached
4378 to the symbol name in the archive map.
4379 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4380 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4381 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4382 (ver_test_11.a): New target.
4383 * testsuite/Makefile.in: Rebuild.
4385 * configure.ac: Check for chsize and posix_fallocate. Replace
4387 * ftruncate.c: New file, from gnulib.
4388 * output.cc (posix_fallocate): Define dummy version if not
4389 HAVE_POSIX_FALLOCATE.
4390 (Output_file::map): Call posix_fallocate rather than lseek and
4392 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4393 * configure, Makefile.in, config.in: Rebuild.
4395 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4397 * layout.h (Layout::create_note): Add section_name parameter.
4398 * layout.cc (Layout::create_note): Likewise.
4399 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4401 2009-03-17 Ian Lance Taylor <iant@google.com>
4403 * descriptors.cc: Include "options.h".
4404 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4405 (Descriptors::open): Always use O_CLOEXEC when opening a new
4406 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4407 then set FD_CLOEXEC.
4409 * sparc.cc (class Target_sparc): Add has_got_section.
4410 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4411 make sure we have a GOT section.
4413 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4414 (Target_sparc::Scan::local): Likewise.
4415 (Target_sparc::Scan::global): Likewise.
4416 (Target_sparc::Relocate::relocate): Likewise.
4417 (Target_sparc::Relocate::relocate_tls): Likewise.
4419 * symtab.cc (Symbol_table::define_default_version): New function,
4420 broken out of add_from_object.
4421 (Symbol_table::add_from_object): Call define_default_version.
4422 (Symbol_table::define_special_symbol): Add resolve_oldsym
4423 parameter. Change all callers. If the version for a symbol comes
4424 from a version script, resolve it with the symbol with the same
4425 name with no version. Also add the symbol without a version if
4427 (do_define_in_output_data): If resolving with oldsym, don't delete
4429 (do_define_in_output_segment): Likewise.
4430 (do_define_as_constant): Likewise.
4431 * symtab.h (class Symbol_table): Update declarations.
4433 2009-03-13 Ian Lance Taylor <iant@google.com>
4435 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4436 (Read_symbols::requeue): New function.
4437 (Read_symbols::do_read_symbols): If make_elf_object fails because
4438 the target type is not configured, and the file was searched for,
4439 issue a warning and retry with the next directory.
4440 (Add_symbols::run): If the file has an incompatible format, and
4441 it was searched for, requeue the Read_symbols task. On error,
4443 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4444 dirindex parameter to constructor. Change all callers. Declare
4445 incompatible_warning and requeue.
4446 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4447 input_argument_ and input_group_ fields. Add them to
4448 constructor. Change all callers.
4449 (class Read_script): Add dirindex_ field. Add it to constructor.
4451 * archive.cc (Archive::setup): Remove input_objects parameter.
4453 (Archive::get_file_and_offset): Likewise.
4454 (Archive::read_all_symbols): Likewise.
4455 (Archive::read_symbols): Likewise.
4456 (Archive::get_elf_object_for_member): Remove input_objects
4457 parameter. Add punconfigured parameter. Change all callers.
4458 (Archive::add_symbols): Change return type to bool. Check return
4459 value of include_member.
4460 (Archive::include_all_members): Likewise.
4461 (Archive::include_member): Change return type to bool. Return
4462 false if first included object has incompatible target. Set
4463 included_member_ field.
4464 (Add_archive_symbols::run): If add_symbols returns false, requeue
4466 * archive.h (class Archive): Add included_member_ field.
4467 Initialize it in constructor. Add input_file and searched_for
4468 methods. Update declarations.
4469 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4470 input_argument_ fields. Add them to constructor. Change all
4472 * script.cc: Include "target-select.h".
4473 (class Parser_closure): Add skip_on_incompatible_target_ and
4474 found_incompatible_target_ fields. Add
4475 skip_on_incompatible_target parameter to constructor. Change all
4476 callers. Add methods skip_on_incompatible_target,
4477 clear_skip_on_incompatible_target, found_incompatible_target, and
4478 set_found_incompatible_target.
4479 (read_input_script): Add dirindex parameter. Change all callers.
4480 If parser finds an incompatible target, requeue Read_symbols
4482 (script_set_symbol): Clear skip_on_incompatible_target in
4484 (script_add_assertion, script_parse_option): Likewise.
4485 (script_start_sections, script_add_phdr): Likewise.
4486 (script_check_output_format): New function.
4487 * script.h (read_input_script): Update declaration.
4488 * script-c.h (script_check_output_format): Declare.
4489 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4490 (ignore_cmd): Remove OUTPUT_FORMAT.
4491 * fileread.cc (Input_file::Input_file): Add explicit this.
4492 (Input_file::will_search_for): New function.
4493 (Input_file::open): Add pindex parameter. Change all callers.
4494 * fileread.h (class Input_file): Add input_file_argument method.
4495 Declare will_search_for. Update declarations.
4496 * object.cc (make_elf_object): Add punconfigured parameter.
4498 * object.h (class Object): Make input_file public. Add
4499 searched_for method.
4500 (make_elf_object): Update declaration.
4501 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4503 * dirsearch.h (class Dirsearch): Update declaration.
4504 * options.h (class General_options): Add --warn-search-mismatch.
4505 * parameters.cc (Parameters::is_compatible_target): New function.
4506 * parameters.h (class Parameters): Declare is_compatible_target.
4507 * workqueue.cc (Workqueue::add_blocker): New function.
4508 * workqueue.h (class Workqueue): Declare add_blocker.
4510 * fileread.cc (Input_file::open): Remove options parameter.
4512 (Input_file::open_binary): Likewise.
4513 * script.cc (read_input_script): Likewise.
4514 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4515 options parameter from constructor. Change all callers.
4516 (class Read_script): Likewise.
4517 * fileread.h (class Input_file): Update declarations.
4518 * script.h (read_input_script): Update declaration.
4520 2009-03-10 Nick Clifton <nickc@redhat.com>
4522 * po/es.po: New Spanish translation.
4524 2009-03-06 Cary Coutant <ccoutant@google.com>
4526 * options.cc (parse_short_option): Keep dash_z from registering itself.
4528 2009-03-03 Ian Lance Taylor <iant@google.com>
4531 * target-reloc.h (relocate_section): Pass output_section to
4533 * i386.cc (Target_i386::should_apply_static_reloc): Add
4534 output_section parameter. Change all callers.
4535 (Target_i386::Relocate::relocate): Add output_section parameter.
4536 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4537 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4538 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4539 * testsuite/two_file_shared.sh: New script.
4540 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4541 (check_DATA): Add two_file_shared.dbg.
4542 (two_file_shared.dbg): New target.
4543 * testsuite/Makefile.in: Rebuild.
4545 2009-03-01 Ian Lance Taylor <iant@google.com>
4547 * configure.ac: Check for byteswap.h.
4548 * configure: Rebuild.
4549 * config.in: Rebuild.
4551 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4553 * layout.cc (Layout::find_or_add_kept_section): New function.
4554 (Layout::add_comdat): Removed.
4555 * layout.h (struct Kept_section): Move out of class Layout.
4556 Remove trailing underscores from field names. Add group_sections
4557 field. Rename group_ field to is_group. Change all uses.
4558 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4559 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4560 comdat_groups_ field.
4561 (Sized_relobj::include_section_group): Use
4562 find_or_add_kept_section and Kept_section::group_sections.
4563 (Sized_relobj::include_linkonce_section): Likewise.
4564 * object.cc (class Sized_relobj): Don't define Comdat_group or
4565 Comdat_group_table. Remove find_comdat_group and
4566 add_comdat_group. Remove comdat_groups_ field.
4567 * plugin.cc (include_comdat_group): Use
4568 Layout::find_or_add_kept_section.
4570 2009-02-28 Ian Lance Taylor <iant@google.com>
4572 * README: --gc-sections and map files are now supported. Document
4573 some build requirements.
4576 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4577 relocatable link set the value of the section symbol to zero.
4578 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4579 relocatable link don't include the section address in the local
4582 2009-02-27 Ian Lance Taylor <iant@google.com>
4585 * options.h (class Search_directory): Add is_system_directory.
4586 (class General_options): Declare is_in_system_directory.
4587 * options.cc (get_relative_sysroot): Make static.
4588 (get_default_sysroot): Make static.
4589 (General_optoins::is_in_system_directory): New function.
4590 * fileread.cc (Input_file::is_in_system_directory): New function.
4591 * fileread.h (class Input_file): Declare is_in_system_directory.
4592 * object.h (class Object): Add is_in_system_directory.
4593 (class Input_objects): Remove system_library_directory_ field.
4594 * object.cc (Input_objects::add_object): Don't set
4595 system_library_directory_.
4596 (input_objects::found_in_system_library_directory): Remove.
4597 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4598 parameter. Change all callers.
4599 (Symbol_table::sized_write_globals): Likewise.
4600 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4601 Call Object::is_in_system_directory.
4602 * symtab.h (class Symbol_table): Update declarations.
4605 * descriptors.h (Open_descriptor): Add is_on_stack field.
4606 * descriptors.cc (Descriptors::open): If the descriptor is on the
4607 top of the stack, remove it. Initialize is_on_stack field.
4608 (Descriptors::release): Only add pod to stack if it is not on the
4610 (Descriptors::close_some_descriptor): Clear stack_next and
4614 * output.cc (Output_section::find_starting_output_address): Rename
4615 from starting_output_address; add PADDR parameter; change return
4617 * output.h (class Output_section): Declare
4618 find_starting_output_address instead of starting_output_address.
4619 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4620 section symbol for which we can't find a merge section.
4623 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4624 hidden or internal, force the symbol to be local.
4625 * resolve.cc (Symbol::override_visibility): Define.
4626 (Symbol::override_base): Use override_visibility.
4627 (Symbol_table::resolve): Likewise.
4628 (Symbol::override_base_with_special): Likewise.
4629 (Symbol_table::override_with_special): If the visibility is hidden
4630 or internal, force the symbol to be local.
4631 * symtab.h (class Symbol): Add set_visibility and
4632 override_visibility.
4633 * testsuite/ver_test_1.sh: New file.
4634 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4635 (check_DATA): Add ver_test_1.syms.
4636 (ver_test_1.syms): New target.
4637 * testsuite/Makefile.in: Rebuild.
4639 2009-02-25 Cary Coutant <ccoutant@google.com>
4641 * layout.cc (Layout::choose_output_section): Don't rename sections
4642 when using a linker script that has a SECTIONS clause.
4643 * Makefile.in: Regenerate.
4645 * testsuite/Makefile.am (script_test_5.sh): New test case.
4646 * testsuite/Makefile.in: Regenerate.
4647 * testsuite/script_test_5.cc: New file.
4648 * testsuite/script_test_5.sh: New file.
4649 * testsuite/script_test_5.t: New file.
4651 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4653 * archive.cc (Archive::include_member): Update calls to add_symbols.
4654 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4655 the Layout argument.
4656 * dynobj.h (do_add_symbols): Add the Layout argument.
4657 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4659 * object.h (Object::add_symbols): Add the Layout argument.
4660 (Object::do_add_symbols): Add the Layout argument.
4661 (Sized_relobj::do_add_symbols): Add the Layout argument.
4662 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4663 Unify the two versions.
4664 (Add_plugin_symbols): Remove.
4665 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4666 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4667 (Add_plugin_symbols): Remove.
4668 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4669 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4670 (Add_symbols::run): Make it work with Pulginobj.
4672 2009-02-06 Ian Lance Taylor <iant@google.com>
4674 * object.cc (Sized_relobj::do_layout): Make info message start
4675 with lower case letter.
4677 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4679 * binary.cc: Fix file comment.
4681 * options.h (enum Incremental_disposition): Define.
4682 (class General_options): Add new options: --incremental,
4683 --incremental_changed, --incremental_unchanged,
4684 --incremental_unknown. Add incremental_disposition_ and
4685 implicit_incremental_ fields.
4686 (General_options::incremental_disposition): New function.
4687 (class Position_dependent_options): Add incremental_disposition
4689 (Position_dependent_options::copy_from_options): Set incremental
4691 * options.cc (General_options::parse_incremental_changed): New
4693 (General_options::parse_incremental_unchanged): New function.
4694 (General_options::parse_incremental_unknown): New function.
4695 (General_options::General_options): Initialize new fields
4696 incremental_disposition_ and implicit_incremental_.
4697 (General_options::finalize): Check for uasge of --incremental-*
4698 without --incremental.
4700 2009-02-06 Chris Demetriou <cgd@google.com>
4702 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4703 pointer and to report location as the file name associated with
4705 (gold_undefined_symbol_at_location): New function to replace the
4706 old gold_undefined_symbol functionality.
4707 * target-reloc.h (relocate_section): Update to use
4708 gold_undefined_symbol_at_location.
4709 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4710 Call gold_undefined_symbol function rather than gold_error.
4711 * errors.h (Errors::undefined_symbol): Take location as a
4712 string, rather than calculating it from a relocation.
4713 * errors.cc (Errors::fatal): Print "fatal error:" before the
4715 (Errors::error, Errors::error_at_location): Print "error: "
4716 before the formatted message.
4717 (Errors::undefined_symbol): Take location as a string, rather
4718 than calculating it from a relocation.
4719 (gold_undefined_symbol_at_location): New function akin to
4720 old gold_undefined_symbol, calculates location from relocation.
4721 (gold_undefined_symbol): Change to take only a Symbol pointer
4722 and to report location as the file name associated with the symbol.
4723 * testsuite/debug_msg.sh: Update for changed error messages.
4724 * testsuite/undef_symbol.sh: Likewise.
4726 2009-02-04 Duncan Sands <baldrick@free.fr>
4729 * reduced_debug_output.h
4730 (Output_reduced_debug_abbrev_section::failed): Use format for
4732 (Output_reduced_debug_info_section::faild): Likewise.
4734 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4736 * script.cc (Lazy_demangler): New class.
4737 (Version_script_info::get_symbol_version_helper): Demangle a
4740 2009-01-29 Cary Coutant <ccoutant@google.com>
4742 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4744 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4746 2009-01-28 Ian Lance Taylor <iant@google.com>
4748 * version.cc (version_string): Bump to 1.9.
4750 * gold.h: Include <cstring> and <stdint.h>.
4751 * version.cc: Include <cstdio>.
4752 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4754 * reduced_debug_output.cc (insert_into_vector): Rename from
4755 Insert_into_vector; change all callers. Use Swap_unaligned to
4756 avoid aliasing issue; remove union since it is unnecessary.
4758 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4760 * Makefile.am (CCFILES): Add gc.cc.
4762 * Makefile.in: Regenerate.
4763 * gold.cc (Gc_runner): New class.
4764 (queue_initial_tasks): Call garbage collection related tasks
4765 when corresponding options are invoked.
4766 (queue_middle_gc_tasks): New function.
4767 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4768 processed early before laying out sections during garbage collection.
4769 * gold.h (queue_middle_gc_tasks): New function.
4770 (is_prefix_of): Move from "layout.cc".
4771 * i386.cc (Target_i386::gc_process_relocs): New function.
4772 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4773 * main.cc (main): Create object of class "Garbage_collection".
4774 * object.cc (Relobj::copy_symbols_data): New function.
4775 (Relobj::is_section_name_included): New function.
4776 (Sized_relobj::do_layout): Allow this function to be called twice
4777 during garbage collection and defer layout of section during the
4779 * object.h (Relobj::get_symbols_data): New function.
4780 (Relobj::is_section_name_included): New function.
4781 (Relobj::copy_symbols_data): New function.
4782 (Relobj::set_symbols_data): New function.
4783 (Relobj::get_relocs_data): New function.
4784 (Relobj::set_relocs_data): New function.
4785 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4786 (Relobj::gc_process_relocs): New function.
4787 (Relobj::do_gc_process_relocs): New pure virtual function.
4788 (Relobj::sd_): New data member.
4789 (Sized_relobj::is_output_section_offset_invalid): New function.
4790 (Sized_relobj::do_gc_process_relocs): New function.
4791 * options.h (General_options::gc_sections): Modify to not be a no-op.
4792 (General_options::print_gc_sections): New option.
4793 * plugin.cc (Plugin_finish::run): Remove function call to
4794 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4795 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4796 * reloc.cc (Read_relocs::run): Add task to process relocs and
4797 determine unreferenced sections when doing garbage collection.
4798 (Gc_process_relocs): New class.
4799 (Sized_relobj::do_gc_process_relocs): New function.
4800 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4801 sections that are garbage collected.
4802 * reloc.h (Gc_process_relocs): New class.
4803 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4804 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4805 symbols whose corresponding sections are garbage collected.
4806 (Symbol_table::Symbol_table): Add new parameter for the garbage
4808 (Symbol_table::gc_mark_undef_symbols): New function.
4809 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4810 (Symbol_table::gc_mark_dyn_syms): New function.
4811 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4813 (Symbol_table::add_from_object): Likewise.
4814 (Symbol_table::add_from_relobj): When building shared objects, do not
4815 treat externally visible symbols as garbage.
4816 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4817 table information for static and relocatable links.
4818 * symtab.h (Symbol_table::set_gc): New function.
4819 (Symbol_table::gc): New function.
4820 (Symbol_table::gc_mark_undef_symbols): New function.
4821 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4822 (Symbol_table::gc_mark_dyn_syms): New function.
4823 (Symbol_table::gc_): New data member.
4824 * target.h (Sized_target::gc_process_relocs): New pure virtual
4826 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4827 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4829 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4831 * options.h (General_options::gc_sections): Define as a no-op for now.
4832 (General_options::no_keep_memory): Ditto.
4833 (General_options::Bshareable): Define.
4834 * options.cc (General_options::finalize): Honor -Bshareable.
4836 2009-01-20 Andreas Schwab <schwab@suse.de>
4838 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4839 read the value in the contents, since we don't use it. Use the
4840 template endianness when writing.
4841 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4843 2009-01-19 Andreas Schwab <schwab@suse.de>
4845 * configure.tgt (powerpc64-*): Fix targ_obj.
4847 2009-01-15 Ian Lance Taylor <iant@google.com>
4849 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4850 local symbols when stripping all symbols.
4852 2009-01-14 Cary Coutant <ccoutant@google.com>
4854 * output.cc (Output_reloc): Add explicit instantiations.
4856 2009-01-14 Cary Coutant <ccoutant@google.com>
4858 * archive.cc (Archive::get_elf_object_for_member): Remove call
4859 to File_read::claim_for_plugin.
4860 * descriptors.cc (Descriptors::open): Remove reference to
4862 (Descriptors::claim_for_plugin): Remove.
4863 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4864 (Descriptors::is_claimed): Remove.
4865 (claim_descriptor_for_plugin): Remove.
4866 * fileread.cc (File_read::claim_for_plugin): Remove.
4867 * fileread.h (File_read::claim_for_plugin): Remove.
4868 (File_read::descriptor): Reopen descriptor if necessary.
4869 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4870 (Plugin_manager::all_symbols_read): Add task parameter. Change
4872 (Plugin_manager::get_input_file): New function.
4873 (Plugin_manager::release_input_file): New function.
4874 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4875 corresponding data member.
4876 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4877 and pass to base constructor. Change all callers.
4878 (get_input_file, release_input_file): New functions.
4879 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4880 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4881 (Plugin_manager::all_symbols_read): Add task parameter.
4882 (Plugin_manager::get_input_file): New function.
4883 (Plugin_manager::release_input_file): New function.
4884 (Plugin_manager::task_): New data member.
4885 (Pluginobj::Pluginobj): Add filesize parameter.
4886 (Pluginobj::filename): New function.
4887 (Pluginobj::descriptor): New function.
4888 (Pluginobj::filesize): New function.
4889 (Pluginobj::filesize_): New data member.
4890 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4891 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4892 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4894 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4895 with archive libraries.
4896 * testsuite/Makefile.in: Regenerate.
4897 * testsuite/plugin_test.c (struct sym_info): New type.
4898 (get_input_file, release_input_file): New static variables.
4899 (onload): Capture new transfer vector entries.
4900 (claim_file_hook): Stop reading at end of file according to filesize.
4901 Factor out parsing of readelf output into separate function.
4902 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4903 APIs and get the source file name from the symbol table. Convert
4904 source file name to corresponding object file name. Print info
4905 message when adding new input files.
4906 (parse_readelf_line): New function.
4907 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4908 * testsuite/plugin_test_2.sh: Likewise.
4909 * testsuite/plugin_test_3.sh: Likewise.
4910 * testsuite/plugin_test_4.sh: New test case.
4912 2009-01-07 Ian Lance Taylor <iant@google.com>
4914 * version.cc (version_string): Bump to 1.8.
4916 2008-12-23 Cary Coutant <ccoutant@google.com>
4918 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4919 * plugin.cc (Plugin_manager::finish): Rename as
4920 layout_deferred_objects. Move cleanup to separate function.
4921 (Plugin_manager::cleanup): New function.
4922 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4924 * plugin.h (Plugin_manager::finish): Rename as
4925 layout_deferred_objects.
4926 (Plugin_manager::cleanup): New function.
4927 (Plugin_manager::cleanup_done): New field.
4929 2008-12-23 Cary Coutant <ccoutant@google.com>
4931 * plugin.cc (is_visible_from_outside): New function.
4932 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4933 so we don't return "IR only" status for exported symbols or -r links.
4935 * testsuite/Makefile.am (plugin_test_3): New test case.
4936 * testsuite/Makefile.in: Regenerate.
4937 * testsuite/plugin_test_3.sh: New file.
4939 2008-12-22 Cary Coutant <ccoutant@google.com>
4941 * object.cc (Sized_relobj::layout_section): New function.
4942 (Sized_relobj::do_layout): Defer layout of input sections until after
4943 plugin has provided replacement files.
4944 (Sized_relobj::do_layout_deferred_sections): New function.
4945 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4946 (Relobj::layout_deferred_sections): New function.
4947 (Relobj::do_layout_deferred_sections): New function.
4948 (Sized_relobj::do_layout_deferred_sections): New function.
4949 (Sized_relobj::layout_section): New function.
4950 (Sized_relobj::Deferred_layout): New structure.
4951 (Sized_relobj::deferred_layout_): New field.
4952 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4953 Change all callers. Layout deferred sections.
4954 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4956 (Plugin_hook::run): Move code from do_plugin_hook inline.
4957 (Plugin_hook::do_plugin_hook): Remove.
4958 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4959 (Plugin_manager::finish): Renamed, was cleanup.
4960 (Plugin_manager::should_defer_layout): New function.
4961 (Plugin_manager::add_deferred_layout_object): New function.
4962 (Plugin_manager::Deferred_layout_list): New type.
4963 (Plugin_manager::deferred_layout_objects_): New field.
4964 (Plugin_hook::do_plugin_hook): Remove.
4966 2008-12-17 Ian Lance Taylor <iant@google.com>
4968 * options.h (class General_options): Add --no case for
4971 2008-12-16 Cary Coutant <ccoutant@google.com>
4973 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4975 (Plugin_manager::claim_file): Create plugin object even if
4976 plugin did not call the add_symbols callback.
4977 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4978 asking for more symbols than were added.
4979 * testsuite/Makefile.am (plugin_test_1): Add test case with
4981 (empty.syms): New target.
4982 * testsuite/Makefile.in: Regenerate.
4983 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4984 message. Don't call add_symbols if no globals.
4985 (all_symbols_read_hook): Don't provide replacement for empty
4988 2008-12-12 Ian Lance Taylor <iant@google.com>
4990 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4991 r_type == 0 for a local symbol with r_sym == 0.
4992 (scan_relocatable_relocs): Pass r_sym to
4993 local_non_section_strategy.
4994 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4997 * configure.ac: Update test for TLS descriptors: they are
4998 supported as of glibc 2.9.
4999 * configure: Rebuild.
5001 2008-12-11 Ian Lance Taylor <iant@google.com>
5004 * target-reloc.h (Default_scan_relocatable_relocs): For each
5005 function, map r_type == 0 to RELOC_DISCARD.
5007 2008-12-10 Cary Coutant <ccoutant@google.com>
5009 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5010 object to override a kept COMDAT group from a plugin object.
5012 2008-12-09 Ian Lance Taylor <iant@google.com>
5015 * yyscript.y (file_cmd): Handle INPUT.
5017 * testsuite/initpri1.c: Change all declarations to be full
5018 prototypes by adding void, to avoid compiler warnings.
5020 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
5022 * options.cc (General_options::parse_plugin_opt): New.
5023 (General_options::add_plugin): The argument now is just the filename.
5024 (General_options::add_plugin_option): New.
5025 * options.h (plugin_opt): New.
5026 (add_plugin): Change argument name.
5027 (add_plugin_option): New.
5028 * plugin.cc (Plugin::load): Don't parse the plugin option.
5029 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5030 (Plugin::add_option): New.
5031 (Plugin::args_): Change type.
5032 (Plugin::filename_): New.
5033 (Plugin_manager::add_plugin_option): New.
5034 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5035 * testsuite/Makefile.in: Regenerate.
5037 2008-12-05 Cary Coutant <ccoutant@google.com>
5039 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5040 Handle --strip-lto-sections option.
5041 * options.h (strip_lto_sections): New option.
5043 2008-12-01 Cary Coutant <ccoutant@google.com>
5045 * plugin.cc (ld_plugin_message): Change format parameter to const.
5046 Fix mismatch between new[] and delete.
5048 2008-11-14 Cary Coutant <ccoutant@google.com>
5050 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5053 2008-11-05 Craig Silverstein <csilvers@google.com>
5055 * options.cc (General_options::parse_dynamic_list): New function.
5056 * options.h (General_options): New flags dynamic_list,
5057 dynamic_list_data, dynamic_list_cpp_new, and
5058 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5059 (General_options::in_dynamic_list): New function.
5060 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5061 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5062 (Lex::can_continue_name): Likewise.
5064 (read_script_file): New parameter script_options.
5065 (read_dynamic_list): New function.
5066 (Script_options::define_dynamic_list): New function.
5067 (dynamic_list_keyword_parsecodes): New variable.
5068 (dynamic_list_keywords): New variable.
5069 * script.h (Script_options::define_dynamic_list): New function
5071 (read_dynamic_list): New function prototype.
5072 * symtab.cc (strprefix): New macro.
5073 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5074 dynamic_list_data, dynamic_list_cpp_new, and
5075 dynamic_list_cpp_typeinfo.
5076 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5077 (dynamic_list_expr): New rule.
5078 (dynamic_list_nodes): Likewise.
5079 (dynamic_list_node): Likewise.
5080 * testsuite/Makefile.am (dynamic_list): New test.
5081 * testsuite/Makefile.in: Regenerated.
5082 * testsuite/dynamic_list.t: New file.
5083 * testsuite/dynamic_list.sh: New file.
5085 2008-11-05 Craig Silverstein <csilvers@google.com>
5087 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5088 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5089 (t11_last): Likewise.
5090 * testsuite/ver_test_6.c (main): Likewise.
5092 2008-10-07 Cary Coutant <ccoutant@google.com>
5094 * options.c (General_options::finalize): Add check for -static and
5096 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5099 2008-10-02 Cary Coutant <ccoutant@google.com>
5101 * plugin.cc (make_sized_plugin_object): Fix conditional
5102 compilation to work when not all targets are enabled.
5104 2008-09-29 Cary Coutant <ccoutant@google.com>
5106 * archive.cc (Archive::get_file_and_offset): Use filename instead
5107 of name to get library path.
5108 (Archive::include_member): Unlock external member of a thin archive.
5110 * testsuite/Makefile.am (TEST_AR): New variable.
5111 (thin_archive_test_1): New test.
5112 (thin_archive_test_2): New test.
5113 * testsuite/Makefile.in: Regenerate.
5114 * testsuite/thin_archive_main.cc: New file.
5115 * testsuite/thin_archive_test_1.cc: New file.
5116 * testsuite/thin_archive_test_2.cc: New file.
5117 * testsuite/thin_archive_test_3.cc: New file.
5118 * testsuite/thin_archive_test_4.cc: New file.
5120 2008-09-29 Cary Coutant <ccoutant@google.com>
5122 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5123 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5125 (Sized_relobj::do_finalize_local_symbols): Likewise.
5126 (Sized_relobj::map_to_kept_section): Likewise.
5127 * object.h (Sized_relobj::invalid_address): New constant.
5128 (Sized_relobj::do_output_section_offset): Check for invalid_address
5130 * output.cc (Output_reloc::local_section_offset): Use constant
5131 invalid_address instead of -1U.
5132 (Output_reloc::get_address): Likewise.
5133 (Output_section::output_address): Change -1U to -1ULL.
5134 * output.h (Output_reloc::invalid_address): New constant.
5135 * reloc.cc (Sized_relobj::write_sections): Use constant
5136 invalid_address instead of -1U.
5137 (Sized_relobj::relocate_sections): Likewise.
5138 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5139 values for merge sections.
5140 * target-reloc.h (relocate_for_relocatable): Use constant
5141 invalid_address instead of -1U.
5143 2008-09-19 Cary Coutant <ccoutant@google.com>
5145 Add plugin functionality for link-time optimization (LTO).
5146 * configure.ac (plugins): Add --enable-plugins option.
5147 * configure: Regenerate.
5148 * config.in: Regenerate.
5149 * Makefile.am (LIBDL): New variable.
5150 (CCFILES): Add plugin.cc.
5151 (HFILES): Add plugin.h.
5152 (ldadd_var): Add LIBDL.
5153 * Makefile.in: Regenerate.
5155 * archive.cc: Include "plugin.h".
5156 (Archive::setup): Don't preread archive symbols when using a plugin.
5157 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5158 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5160 (Archive::include_member): Add symbols from plugin objects.
5161 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5162 * descriptors.cc (Descriptors::open): Check for file descriptors
5163 abandoned by plugins.
5164 (Descriptors::claim_for_plugin): New function.
5165 * descriptors.h (Descriptors::claim_for_plugin): New function.
5166 (Open_descriptor::is_claimed): New field.
5167 (claim_descriptor_for_plugin): New function.
5168 * fileread.cc (File_read::claim_for_plugin): New function.
5169 * fileread.h (File_read::claim_for_plugin): New function.
5170 (File_read::descriptor): New function.
5171 * gold.cc: Include "plugin.h".
5172 (queue_initial_tasks): Add task to call plugin hooks for generating
5174 * main.cc: Include "plugin.h".
5175 (main): Load plugin libraries.
5176 * object.h (Pluginobj): Declare.
5177 (Object::pluginobj): New function.
5178 (Object::do_pluginobj): New function.
5179 (Object::set_target): New function.
5180 * options.cc: Include "plugin.h".
5181 (General_options::parse_plugin): New function.
5182 (General_options::General_options): Initialize plugins_ field.
5183 (General_options::add_plugin): New function.
5184 * options.h (Plugin_manager): Declare.
5185 (General_options): Add --plugin option.
5186 (General_options::has_plugins): New function.
5187 (General_options::plugins): New function.
5188 (General_options::add_plugin): New function.
5189 (General_options::plugins_): New field.
5190 * plugin.cc: New file.
5191 * plugin.h: New file.
5192 * readsyms.cc: Include "plugin.h".
5193 (Read_symbols::do_read_symbols): Check for archive before checking
5194 for ELF file. Call plugin hooks to claim files.
5195 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5196 from a real object file; force override when processing replacement
5198 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5199 (Symbol::init_base_object): Likewise.
5200 (Symbol::init_base_output_data): Likewise.
5201 (Symbol::init_base_output_segment): Likewise.
5202 (Symbol::init_base_constant): Likewise.
5203 (Symbol::init_base_undefined): Likewise.
5204 (Symbol::output_section): Assert that object is not a plugin.
5205 (Symbol_table::add_from_pluginobj): New function.
5206 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5208 (Symbol_table::sized_write_globals): Likewise.
5209 (Symbol_table::add_from_pluginobj): Instantiate template.
5210 * symtab.h (Sized_pluginobj): Declare.
5211 (Symbol::in_real_elf): New function.
5212 (Symbol::set_in_real_elf): New function.
5213 (Symbol::in_real_elf_): New field.
5214 (Symbol_table::add_from_pluginobj): New function.
5216 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5217 (LIBDL): New variable.
5219 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5220 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5221 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5222 (MOSTLYCLEANFILES): Likewise.
5223 * testsuite/Makefile.in: Regenerate.
5224 * testsuite/plugin_test.c: New file.
5225 * testsuite/plugin_test_1.sh: New file.
5226 * testsuite/plugin_test_2.sh: New file.
5228 2008-09-16 Ian Lance Taylor <iant@google.com>
5230 * target-reloc.h (relocate_section): Check whether a symbol is
5231 defined by the ABI before reporting an undefined symbol error.
5232 * target.h (Target::is_defined_by_abi): Make parameter const.
5233 (Target::do_is_defined_by_abi): Likewise.
5234 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5235 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5236 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5237 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5238 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5239 * testsuite/Makefile.in: Rebuild.
5241 * fileread.cc (make_view): Add casts to avoid warning.
5243 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5245 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5246 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5248 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5250 * options.h (General_options::output_is_executable): New.
5251 (General_options::output_is_pie): New.
5252 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5253 for shared libraries.
5254 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5256 2008-09-11 Chris Demetriou <cgd@google.com>
5258 * options.h (origin): New -z option.
5259 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5260 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5263 2008-09-05 Cary Coutant <ccoutant@google.com>
5265 * fileread.cc (File_read::make_view): Add check for attempt to map
5268 2008-09-05 Cary Coutant <ccoutant@google.com>
5270 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5271 explicit instantiations.
5273 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5276 * options.cc (General_options::finalize): Allow undefined symbols
5277 in shlibs if linking -shared.
5280 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5281 symbols as not needing a dynsym entry.
5283 2008-08-20 Craig Silverstein <csilvers@google.com>
5285 * fileread.cc (File_read::open): Do not lock the file unless it
5286 was successfully opened.
5288 2008-08-14 Cary Coutant <ccoutant@google.com>
5290 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5291 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5292 * testsuite/tls_test.cc (struct int128): 128-bit struct
5293 for testing TLS relocs with non-zero addend.
5294 (v12): New TLS variable.
5296 (t_last): Add check for v12.
5297 * testsuite/tls_test.h (t12): New function.
5298 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5300 2008-08-13 Ian Lance Taylor <iant@google.com>
5302 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5303 set tls_segment_ or relro_segment_.
5304 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5306 * output.h (Output_section::clear_is_relro): New function.
5307 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5308 sections specially even when output_data_ is empty.
5309 (Output_segment::maximum_alignment): When first section is relro,
5310 only force alignment for PT_LOAD segments.
5311 * script.cc (script_data_segment_align): New function.
5312 (script_data_segment_relro_end): New function.
5313 * script-c.h (script_data_segment_align): Declare.
5314 (script_data_segment_relro_end): Declare.
5315 * script-sections.h (class Script_sections): Declare
5316 data_segment_align and data_segment_relro_end. Add fields
5317 segment_align_index_ and saw_relro_end_.
5318 * script-sections.cc (class Sections_element): Add set_is_relro
5319 virtual function. Add new bool* parameter to place_orphan_here.
5320 Add get_output_section virtual function.
5321 (class Output_section_definition): Add set_is_relro. Add new
5322 bool* parameter to place_orphan_here. Add get_output_section.
5323 Add is_relro_ field.
5324 (Output_section_definition::Output_section_definition): Initialize
5325 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5326 and is_relro_ fields.
5327 (Output_section_definition::place_orphan_here): Add is_relro
5329 (Output_section_definition::set_section_addresses): Set relro for
5331 (Output_section_definition::alternate_constraint): Likewise.
5332 (class Orphan_output_section): Add new bool* parameter to
5333 place_orphan_here. Add get_output_section.
5334 (Orphan_output_section::place_orphan_here): Add is_relro
5336 (Script_sections::Script_sections): Initialize
5337 data_segment_align_index_ and saw_relro_end_.
5338 (Script_sections::data_segment_align): New function.
5339 (Script_sections::data_segment_relro_end): New function.
5340 (Script_sections::place_orphan): Set or clear is_relro.
5341 (Script_sections::set_section_addresses): Force alignment of first
5343 * yyscript.y (exp): Call script_data_segment_align and
5344 script_data_segment_relro_end.
5345 * testsuite/relro_script_test.t: New file.
5346 * testsuite/relro_test.cc (using_script): Declare.
5347 (t1, t2): Test using_script.
5348 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5349 (relro_script_test_SOURCES): Define.
5350 (relro_script_test_DEPENDENCIES): Define.
5351 (relro_script_test_LDFLAGS): Define.
5352 (relro_script_test_LDADD): Define.
5353 (relro_script_test.so): New target.
5354 * testsuite/Makefile.in: Rebuild.
5356 2008-08-06 Cary Coutant <ccoutant@google.com>
5358 * archive.cc (Archive::total_archives, Archive::total_members)
5359 (Archive::total_members_loaded): New variables.
5360 (Archive::setup): Add parameter. Add option to preread
5362 (Archive::read_armap): Add counter.
5363 (Archive::get_file_and_offset): New function.
5364 (Archive::get_elf_object_for_member): New function.
5365 (Archive::read_all_symbols): New function.
5366 (Archive::read_symbols): New function.
5367 (Archive::add_symbols): Add counters.
5368 (Archive::include_all_members): Use armap to find members if it's
5370 (Archive::include_member): Skip reading symbols if already read.
5371 Factored code into Archive::get_file_and_offset and
5372 Archive::get_elf_object_for_member. Changed call to
5373 Mapfile::report_include_archive_member.
5374 (Archive::print_stats): New function.
5375 * archive.h: Declare Object and Read_symbols_data classes.
5376 (Archive::Archive): Add initializers for new members.
5377 (Archive::setup): Add parameter.
5378 (Archive::print_stats): New function.
5379 (Archive::total_archives, Archive::total_members)
5380 (Archive::total_members_loaded): New variables.
5381 (Archive::get_file_and_offset): New function.
5382 (Archive::get_elf_object_for_member): New function.
5383 (Archive::read_all_symbols): New function.
5384 (Archive::read_symbols): New function.
5385 (Archive::Archive_member): New class.
5386 (Archive::members_): New member.
5387 (Archive::num_members_): New member.
5388 * main.cc: Include archive.h.
5389 (main): Call Archive::print_stats.
5390 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5391 archive parameter; member_name is now the fully-decorated name.
5392 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5393 * options.h: (General_options): Add --preread-archive-symbols option.
5394 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5397 2008-08-04 Ian Lance Taylor <iant@google.com>
5399 * symtab.h (Symbol::use_plt_offset): New function.
5400 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5401 * powerpc.cc (Relocate::relocate): Likewise.
5402 * sparc.cc (Relocate::relocate): Likewise.
5403 * x86_64.cc (Relocate::relocate): Likewise.
5404 * testsuite/weak_plt.sh: New test.
5405 * testsuite/weak_plt_main.cc: New test.
5406 * testsuite/weak_plt_shared.cc: New test.
5407 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5408 (check_PROGRAMS): Add weak_plt.
5409 (check_DATA): Add weak_plt_shared.so.
5410 (weak_plt_main_pic.o, weak_plt): New targets.
5411 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5412 * testsuite/Makefile.in: Rebuild.
5414 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5416 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5417 * testsuite/Makefile.in: Rebuild.
5419 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5421 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5422 * Makefile.in: Regenerate.
5423 * po/POTFILES.in: Regenerate.
5425 2008-07-29 Ian Lance Taylor <iant@google.com>
5427 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5428 symbols before other symbols.
5429 * testsuite/script_test_2.cc (test_addr): Declare.
5430 (test_addr_alias): Declare.
5431 (main): Check that test_addr and test_addr_alias have the right
5433 * testsuite/script_test_2.t: Define test_addr_alias and
5436 2008-07-24 Ian Lance Taylor <iant@google.com>
5439 * descriptors.cc: New file.
5440 * descriptors.h: New file.
5441 * gold-threads.h (class Hold_optional_lock): New class.
5442 * fileread.cc: Include "descriptors.h".
5443 (File_read::~File_read): Release descriptor rather than closing
5445 (File_read::open) [file]: Call open_descriptor rather than open.
5446 Set is_descriptor_opened_.
5447 (File_read::open) [memory]: Assert that descriptor is not open.
5448 (File_read::reopen_descriptor): New function.
5449 (File_read::release): Release descriptor.
5450 (File_read::do_read): Make non-const. Reopen descriptor.
5451 (File_read::read): Make non-const.
5452 (File_read::make_view): Reopen descriptor.
5453 (File_read::do_readv): Likewise.
5454 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5455 Update declarations.
5456 * layout.cc: Include "descriptors.h".
5457 (Layout::create_build_id): Use open_descriptor rather than open.
5458 * output.cc: Include "descriptors.h".
5459 (Output_file::open): Use open_descriptor rather than open.
5460 * archive.cc (Archive::const_iterator): Change Archive to be
5462 (Archive::begin, Archive::end): Make non-const.
5463 (Archive::count_members): Likewise.
5464 * archive.h (class Archive): Update declarations.
5465 * object.h (Object::read): Make non-const.
5466 * Makefile.am (CCFILES): Add descriptors.cc.
5467 (HFILES): Add descriptors.h.
5468 * Makefile.in: Rebuild.
5471 * gold.h: Always include <clocale>. Add Solaris workarounds
5472 following code in binutils/sysdep.h.
5475 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5476 this->eh_frame_hdr_ is NULL before using it.
5478 * dynobj.cc (Versions::Versions): Update comment.
5480 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5481 the base version name.
5483 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5484 array size plus one.
5485 (Stringpool_template::set_string_offsets): Subtract one from key
5486 before using it as an array index.
5487 (Stringpool_template::get_offset_with_length): Likewise.
5488 (Stringpool_template::write_to_buffer): Likewise.
5489 * stringpool.h (Stringpool_template::get_offset_from_key):
5492 2008-07-23 Ian Lance Taylor <iant@google.com>
5495 * object.h (Merged_symbol_value::value): Do our best to handle a
5499 * script.cc (Version_script_info::get_versions): Don't add empty
5500 version tag to return value.
5501 (Version_script_info::get_symbol_version_helper): Change return
5502 type to bool. Add pversion parameter. Change all callers.
5503 (script_register_vers_node): Don't require a non-NULL tag.
5504 * script.h (class Version_script_info): Update declarations.
5505 (Version_script_info::get_symbol_version): Change return type to
5506 bool. Add version parameter. Change all callers.
5507 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5508 handling. Handle an empty version from a version script.
5509 (Symbol_table::define_special_symbol): Likewise.
5510 * testsuite/ver_test_10.script: New file.
5511 * testsuite/ver_test_10.sh: New file.
5512 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5513 (check_DATA): Add ver_test_10.syms.
5514 (ver_test_10.syms, ver_test_10.so): New target.
5515 * testsuite/Makefile.in: Rebuild.
5517 2008-07-23 Simon Baldwin <simonb@google.com>
5519 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5520 to zero for undefined symbols from dynamic libraries.
5522 2008-07-23 Ian Lance Taylor <iant@google.com>
5524 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5526 * symtab.h (class Symbol_table): Update declaration.
5527 * testsuite/ver_test_9.cc: New file.
5528 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5529 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5530 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5531 (ver_test_9.so, ver_test_9.o): New targets.
5532 * testsuite/Makefile.in: Rebuild.
5534 2008-07-22 Ian Lance Taylor <iant@google.com>
5536 * options.h (class General_options): Define --check-sections.
5537 * layout.cc (Layout::set_segment_offsets): Handle
5540 * options.h (class General_options): Define -n/--nmagic and
5542 * options.cc (General_options::finalize): For -n/--nmagic or
5543 -N/--omagic, set -static.
5544 * layout.cc (Layout::attach_allocated_section_to_segment): If
5545 -N/--omagic, don't put read-only and read-write sections in
5547 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5548 finding a read-only segment.
5549 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5550 don't set the minimum segment alignment to the common page size,
5551 and don't set the file offset to the address modulo the page size.
5552 * script-sections.cc (Script_sections::create_segments): If
5553 -n/--omagic, don't put read-only and read-write sections in
5556 * cref.cc: New file.
5558 * options.h (class General_options): Add --print-symbol-counts.
5559 * main.cc (main): Issue defined symbol report if requested.
5560 * archive.cc (Archive::interpret_header): Make into a const member
5562 (Archive::add_symbols): Call Input_objects::archive_start and
5564 (Archive::const_iterator): Define new class.
5565 (Archive::begin, Archive::end): New functions.
5566 (Archive::include_all_members): Rewrite to use iterator.
5567 (Archive::count_members): New function.
5568 * archive.h (class Archive): Update declarations.
5569 (Archive::filename): New function.
5570 * object.cc: Include "cref.h".
5571 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5572 (Sized_relobj::do_get_global_symbol_counts): New function.
5573 (Input_objects::add_object): Add object to cross-referencer.
5574 (Input_objects::archive_start): New function.
5575 (Input_objects::archive_stop): New function.
5576 (Input_objects::print_symbol_counts): New function.
5577 * object.h: Declare Cref and Archive.
5578 (Object::get_global_symbol_counts): New function.
5579 (Object::do_get_global_symbol_counts): New pure virtual function.
5580 (class Sized_relobj): Add defined_count_ field. Update
5582 (class Input_objects): Add cref_ field. Update constructor.
5583 Update declarations.
5584 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5586 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5588 (Sized_dynobj::do_get_global_symbol_counts): New function.
5589 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5590 defined_count_. Update declarations. Define Symbols typedef.
5591 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5592 parameter. Change all callers.
5593 (Symbol_table::add_from_dynobj): Add sympointers and defined
5594 parameters. Change all callers.
5595 * symtab.h (class Symbol_table): Update declarations.
5596 * Makefile.am (CCFILES): Add cref.cc.
5597 (HFILES): Add cref.h.
5598 * Makefile.in: Rebuild.
5600 2008-07-22 Simon Baldwin <simonb@google.com>
5602 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5603 to zero when writing undefined symbols.
5605 2008-07-22 Ian Lance Taylor <iant@google.com>
5607 * output.cc (Output_section::add_input_section): Don't try to
5608 merge empty merge sections.
5610 2008-07-21 Craig Silverstein <csilvers@google.com>
5612 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5613 Include symbol version in error message.
5615 2008-07-20 Chris Demetriou <cgd@google.com>
5617 * configure.ac (gold_cv_c_random_seed): New configured variable.
5618 (RANDOM_SEED_CFLAGS): New substituted variable.
5619 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5620 * configure: Rebuild.
5621 * Makefile.in: Likewise.
5622 * testsuite/Makefile.in: Likewise.
5624 2008-07-18 Ian Lance Taylor <iant@google.com>
5626 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5627 where we see NAME/NULL and NAME/VERSION as separate symbols.
5628 * testsuite/ver_test_main.cc (main): Call t4.
5629 (t4, t4_2a): Define.
5630 * testsuite/ver_test_2.cc (t4_2): Define.
5631 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5632 * testsuite/ver_test_4.cc (t4_2a): Define.
5633 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5634 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5636 2008-07-17 Ian Lance Taylor <iant@google.com>
5638 * dynobj.cc (Versions::add_def): If we give an error about a
5639 missing version, go ahead and create the version anyhow.
5641 2008-07-10 Ian Lance Taylor <iant@google.com>
5643 Handle output sections with more than 0x7fffffff bytes.
5644 * object.h (class Relobj): Change map_to_output_ to
5645 output_sections_, and just keep a section pointer. Change all
5646 uses. Move comdat group support to Sized_relobj.
5647 (Relobj::is_section_specially_mapped): Remove.
5648 (Relobj::output_section): Remove poff parameter. Change all
5650 (Relobj::output_section_offset): New function.
5651 (Relobj::set_section_offset): Rewrite.
5652 (Relobj::map_to_output): Remove.
5653 (Relobj::output_sections): New function.
5654 (Relobj::do_output_section_offset): New pure virtual function.
5655 (Relobj::do_set_section_offset): Likewise.
5656 (class Sized_relobj): Add section_offsets_ field. Add comdat
5657 group support from Relobj. Update declarations.
5658 (Sized_relobj::get_output_section_offset): New function.
5659 (Sized_relobj::do_output_section_offset): New function.
5660 (Sized_relobj::do_set_section_offset): New function.
5661 * object.cc (Relobj::output_section_address): Remove.
5662 (Sized_relobj::Sized_relobj): Initialize new fields.
5663 (Sized_relobj::include_section_group): Cast find_kept_object to
5665 (Sized_relobj::include_linkonce_section): Likewise.
5666 (Sized_relobj::do_layout): Use separate arrays for output section
5668 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5670 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5671 output_sections and section_offsets.
5672 (Sized_relobj::write_local_symbols): Likewise.
5673 (map_to_kept_section): Compute output address directly.
5674 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5675 output_sections and section_offsets.
5676 (Sized_relobj::write_sections): Likewise.
5677 (Sized_relobj::relocate_sections): Likewise.
5678 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5679 * output.h (class Output_reloc): Update declarations. Change
5680 u2_.relobj to Sized_relobj*.
5681 (class Output_data_reloc): Change add functions to use
5683 * output.cc (Output_reloc::Output_reloc): Change relobj to
5685 (Output_reloc::local_section_offset): Change return type to
5686 Elf_Addr. Use get_output_section_offset.
5687 (Output_reloc::get_address): Likewise.
5688 (Output_section::is_input_address_mapped): Don't call
5689 is_section_specially_mapped.
5690 (Output_section::output_offset): Likewise.
5691 (Output_section::output_address): Likewise.
5692 (Output_section::starting_output_address): Likewise.
5693 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5694 parameter to Sized_relobj*.
5695 (Copy_relocs::need_copy_reloc): Likewise.
5696 (Copy_relocs::save): Likewise.
5697 * copy-relocs.h (class Copy_relocs): Update declarations.
5698 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5699 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5700 * target-reloc.h (relocate_for_relocatable): Change
5701 offset_in_output_section type to Elf_Addr. Change code that uses
5703 * layout.cc (Layout::layout): Always set *off.
5704 * mapfile.cc (Mapfile::print_input_section): Use
5705 output_section_offset.
5706 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5708 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5709 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5710 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5712 2008-07-03 Ian Lance Taylor <iant@google.com>
5714 * layout.cc (Layout::include_section): Do not discard unrecognized
5715 SHT_STRTAB sections.
5717 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5719 * script.cc (Lex::can_continue_name): Make '?' allowable in
5720 version-script names.
5721 * testsuite/version_script.map: Change glob pattern to use '?'
5723 2008-06-30 Manish Singh <yosh@gimp.org>
5726 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5729 2008-06-30 Ian Lance Taylor <iant@google.com>
5733 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5734 versions]: Don't try to read the value in the contents, since we
5735 don't use it. Use the template endianness when writing.
5737 2008-06-25 Cary Coutant <ccoutant@google.com>
5739 * fileread.cc (File_read::make_view): Assert on zero-length view.
5740 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5741 symbol table when there are no symbols to read.
5743 2008-06-23 Craig Silverstein <csilvers@google.com>
5745 * version.cc (version_string): Bump to 1.7
5747 2008-06-18 Craig Silverstein <csilvers@google.com>
5749 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5750 constant 0xFFFF to type Valtype.
5751 (Powerpc_relocate_functions::rel16_ha): Likewise.
5753 2008-06-17 Ian Lance Taylor <iant@google.com>
5755 * output.h (Output_section::Input_section): Initialize p2align_ to
5756 zero for Output_section_data constructors.
5757 (Output_section::Input_section::addralign): If not an input
5758 section, return the alignment of the Output_section_data.
5759 * testsuite/copy_test.cc: New file.
5760 * testsuite/copy_test_1.cc: New file.
5761 * testsuite/copy_test_2.cc: New file.
5762 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5763 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5764 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5765 (copy_test_1_pic.o, copy_test_1.so): New targets.
5766 (copy_test_2_pic.o, copy_test_2.so): New targets.
5767 * testsuite/Makefile.in: Rebuild.
5769 * script-sections.cc (Script_sections::place_orphan): Initialize
5770 local variable exact.
5772 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5774 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5776 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5777 David S. Miller <davem@davemloft.net>
5779 * powerpc.cc: New file.
5780 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5781 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5782 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5783 * Makefile.in: Rebuild.
5785 2008-06-09 Ian Lance Taylor <iant@google.com>
5787 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5789 (throwing, orig_terminate): New static variables.
5790 (terminate_handler): New static function.
5791 (t2): Set terminate handler.
5793 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5796 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5799 2008-05-30 Cary Coutant <ccoutant@google.com>
5801 * archive.cc (Archive::include_all_members) Correct to step
5802 over symbol table and extended name table in thin archives.
5804 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5807 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5810 2008-05-28 Caleb Howe <cshowe@google.com>
5812 * reduced_debug_output.cc: New file.
5813 * reduced_debug_output.h: New file.
5814 * options.h (class General_options): Add --strip-debug-non-line.
5815 * options.cc (General_options::finalize): Add strip_debug_non_line
5816 to the strip heirarchy.
5817 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5819 * layout.cc: Include "reduced_debug_output.h".
5820 (Layout::Layout): Initialize new fields.
5821 (line_only_debug_sections): New static array.
5822 (is_lines_only_debug_sections): New static inline function.
5823 (Layout::include_section): Handle --strip-debug-non-line.
5824 (Layout::make_output_section): If --strip-debug-non-line, build
5825 new output sections for .debug_abbrev and .debug_info.
5826 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5827 gold. Warn about possible overflow.
5828 (read_signed_LEB_128): Likewise.
5829 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5830 (read_signed_LEB_128): Declare.
5831 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5832 (HFILES): Add reduced_debug_output.h.
5833 * Makefile.in: Rebuild.
5835 2008-05-21 Ian Lance Taylor <iant@google.com>
5837 * mapfile.cc: New file.
5838 * mapfile.h: New file.
5839 * options.h (class General_options): Add -M/--print-map and -Map.
5840 * options.cc (General_options::finalize): Make -M equivalent to
5842 * main.cc: Include <cstdio> and "mapfile.h".
5843 (main): Open mapfile if requested.
5844 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5845 constructor. Change caller.
5846 (queue_initial_tasks): Add mapfile parameter. Change caller.
5847 (queue_middle_tasks): Likewise.
5848 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5850 * archive.cc: Include "mapfile.h".
5851 (Archive::add_symbols): Add mapfile parameter. Change all
5852 callers. Pass mapfile, symbol, and reason to include_member.
5853 (Archive::include_all_members): Add mapfile parameter. Change all
5855 (Archive::include_member): Add mapfile, sym, and why parameters.
5856 Change all callers. Report inclusion to map file.
5857 * archive.h: Include "fileread.h".
5858 (class Archive): Update declarations.
5859 (Archive::file): New const method.
5860 (class Add_archive_symbols): Add mapfile_ field. Update
5861 constructor. Change all callers.
5862 * readsyms.h (class Read_symbols): Likewise.
5863 (class Finish_group): Likewise.
5864 (class Read_script): Likewise.
5865 * common.cc: Include "mapfile.h".
5866 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5868 (Symbol_table::do_allocate_commons): Likewise.
5869 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5870 symbol allocation to mapfile.
5871 * common.h (class Allocate_commons_task): Add mapfile_ field.
5872 Update constructor. Change all callers.
5873 * symtab.h (class Symbol_table): Update declarations.
5874 * layout.cc: Include "mapfile.h".
5875 (Layout_task_runner::run): Print information to mapfile.
5876 (Layout::create_gold_note): Change Output_data_fixed_space to
5877 Output_data_zero_fill.
5878 (Layout::create_build_id): Likewise.
5879 (Layout::print_to_mapfile): New function.
5880 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5881 constructor. Change caller.
5882 (class Layout): Declare print_to_mapfile.
5883 * output.cc (Output_section::Input_section::print_to_mapfile): New
5885 (Output_section::add_input_section): If producing a map, always
5886 add to input_sections_ list.
5887 (Output_section::do_print_to_mapfile): New function.
5888 (Output_segment::print_sections_to_mapfile): New function.
5889 (Output_segment::print_section_list_to_mapfile): New function.
5890 * output.h: Include "mapfile.h".
5891 (Output_data::print_to_mapfile): New function.
5892 (Output_data::do_print_to_mapfile): New virtual function.
5893 (Output_segment_headers::do_print_to_mapfile): New function.
5894 (Output_file_header::do_print_to_mapfile): New function.
5895 (Output_data_const::do_print_to_mapfile): New function.
5896 (class Output_data_const_buffer): Add map_name_ field. Update
5897 constructor. Change all callers. Add do_print_to_mapfile
5899 (class Output_data_fixed_space): Likewise.
5900 (class Output_data_space): Likewise.
5901 (class Output_data_zero_fill): New class.
5902 (Output_data_strtab::do_print_to_mapfile): New function.
5903 (Output_data_reloc_base::do_print_to_mapfile): New function.
5904 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5905 (Output_data_group::do_print_to_mapfile): New function.
5906 (Output_data_got::do_print_to_mapfile): New function.
5907 (Output_data_dynamic::do_print_to_mapfile): New function.
5908 (Output_symtab_xindex::do_print_to_mapfile): New function.
5909 (class Output_section): Declare do_print_to_mapflie. Declare
5910 print_to_mapfile in Input_section.
5911 (class Output_segment): Declare new functions.
5912 * object.h (Sized_relobj::symbol_count): New function.
5913 * script-sections.cc
5914 (Output_section_element_dot_assignment::set_section_addresses):
5915 Change Output_data_fixed_space to Output_data_zero_fill.
5916 (Output_data_expression::do_print_to_mapfile): New function.
5917 * script.cc (read_input_script): Add mapfile parameter. Change
5919 * script.h (read_input_script): Update declaration.
5920 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5921 (Eh_frame::do_print_to_mapfile): New function.
5922 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5923 (Output_merge_string::do_print_to_mapfile): New function.
5924 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5926 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5928 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5930 * Makefile.am (CCFILES): Add mapfile.cc.
5931 (HFILES): Add mapfile.h.
5932 * Makefile.in: Rebuild.
5934 2008-05-19 Ian Lance Taylor <iant@google.com>
5936 * options.h (class General_options): Add -z relro.
5937 * layout.cc (Layout::Layout): Initialize relro_segment_.
5938 (Layout::add_output_section_data): Return the output section.
5939 (Layout::make_output_section): Rcognize relro sections and mark
5941 (Layout::attach_allocated_section_to_segment): Put relro sections
5942 in a PT_GNU_RELRO segment.
5943 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5945 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5947 (Layout::linkonce_mapping): Map d.rel.ro.local to
5949 (Layout::output_section_name): Us .data.rel.ro.local for any
5950 section which begins with that.
5951 * layout.h (class Layout): Update add_output_section_data
5952 declaration. Add relro_segment_ field.
5953 * output.cc (Output_section::Output_section): Initialize is_relro_
5954 and is_relro_local_ fields.
5955 (Output_segment::add_output_section): Group relro sections.
5956 (Output_segment::is_first_section_relro): New function.
5957 (Output_segment::maximum_alignment): If there is a relro section,
5958 align the segment to the common page size.
5959 (Output_segment::set_section_addresses): Track whether we are
5960 looking at relro sections. If the last section is a relro
5961 section, align to the common page size.
5962 (Output_segment::set_section_list_addresses): Add in_relro
5963 parameter. Change all callers. Align to the page size when
5964 moving from relro to non-relro section.
5965 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5967 * output.h (class Output_section): Add is_relro_ and
5968 is_relro_local_ fields.
5969 (Output_section::is_relro): New function.
5970 (Output_section::set_is_relro): New function.
5971 (Output_section::is_relro_local): New function.
5972 (Output_section::set_is_relro_local): New function.
5973 (class Output_segment): Update declarations.
5974 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5975 * sparc.cc (Target_sparc::got_section): Likewise.
5976 * x86_64.cc (Target_x86_64::got_section): Likewise.
5977 * testsuite/relro_test_main.cc: New file.
5978 * testsuite/relro_test.cc: New file.
5979 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5980 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5981 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5982 (relro_test.so, relro_test_pic.o): New targets.
5983 * testsuite/Makefile.in: Rebuild.
5985 2008-05-16 Ian Lance Taylor <iant@google.com>
5987 * output.cc (Output_segment::add_output_section): Remove front
5989 * output.h (class Output_segment): Remove
5990 add_initial_output_section and overloaded add_output_section.
5991 Update declaration of remaining add_output_section.
5992 * layout.cc (Layout::create_interp): Call add_output_section
5993 rather than add_initial_output_section.
5994 (Layout::finish_dynamic_section): Likewise.
5996 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5997 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5998 know the dynamic type.
5999 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6000 field. Initialize it in constructor.
6001 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6002 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6003 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6006 * output.cc (Output_reloc::get_address): Change return type to
6008 * output.h (class Output_reloc): Update get_address declaration.
6009 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6010 for section addresses.
6012 2008-05-09 Ian Lance Taylor <iant@google.com>
6015 * gold.cc (gold_nomem): Use return value of write.
6017 2008-05-08 Ian Lance Taylor <iant@google.com>
6019 * symtab.c (Symbol::init_base_output_data): Add version
6020 parameter. Change all callers.
6021 (Symbol::init_base_output_segment): Likewise.
6022 (Symbol::init_base_constant): Likewise.
6023 (Symbol::init_base_undefined): Likewise.
6024 (Sized_symbol::init_output_data): Likewise.
6025 (Sized_symbol::init_output_segment): Likewise.
6026 (Sized_symbol::init_constant): Likewise.
6027 (Sized_symbol::init_undefined): Likewise.
6028 (Symbol_table::do_define_in_output_data): If the new symbol has a
6029 version, mark it as the default.
6030 (Symbol_table::do_define_in_output_segment): Likewise.
6031 (Symbol_table::do_define_as_constant): Likewise.
6032 * symtab.h (class Symbol): Update declarations.
6033 (class Sized_symbol): Likewise.
6034 * resolve.cc (Symbol::override_version): New function.
6035 (Symbol::override_base): Call override_version.
6036 (Symbol::override_base_with_special): Likewise.
6037 * testsuite/ver_script_8.script: New file.
6038 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6039 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6040 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6041 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6043 2008-05-06 Ian Lance Taylor <iant@google.com>
6046 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6048 (class General_options): Remove existing --undefined, and add
6049 --no-undefined instead. Add new --undefined as synonym for -u.
6050 * archive.cc (Archive::add_symbols): Check whether symbol was
6052 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6053 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6054 all uses. Add IS_UNDEFINED. Update declarations to split
6055 different versions of init_base. Declare init_base_undefined.
6056 (Symbol::is_defined): Handle IS_UNDEFINED.
6057 (Symbol::is_undefined): Likewise.
6058 (Symbol::is_weak_undefined): Call is_undefined.
6059 (Symbol::is_absolute): Handle IS_CONSTANT.
6060 (class Sized_symbol): Update declarations to split different
6061 versions of init. Declare init_undefined.
6062 (class Symbol_table): Declare new functions.
6063 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6065 (Symbol::init_base_output_data): Likewise.
6066 (Symbol::init_base_output_segment): Likewise.
6067 (Symbol::init_base_constant): Likewise.
6068 (Symbol::init_base_undefined): New function.
6069 (Sized_symbol::init_object): Rename from init. Change all
6071 (Sized_symbol::init_output_data): Likewise.
6072 (Sized_symbol::init_output_segment): Likewise.
6073 (Sized_symbol::init_constant): Likewise.
6074 (Sized_symbol::init_undefined): New function.
6075 (Symbol_table::add_undefined_symbols_from_command_line): New
6077 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6079 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6080 (Symbol::output_section): Likewise.
6081 (Symbol::set_output_section): Likewise.
6082 (Symbol_table::sized_finalize_symbol): Likewise.
6083 (Symbol_table::sized_write_globals): Likewise.
6084 * resolve.cc (Symbol_table::should_override): Likewise.
6085 (Symbol::override_base_with_special): Likewise.
6087 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6088 symbol, change it to have default visibility.
6089 * testsuite/protected_1.cc: New file.
6090 * testsuite/protected_2.cc: New file.
6091 * testsuite/protected_3.cc: New file.
6092 * testsuite/protected_main_1.cc: New file.
6093 * testsuite/protected_main_2.cc: New file.
6094 * testsuite/protected_main_3.cc: New file.
6095 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6096 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6097 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6098 (protected_1.so): New target.
6099 (protected_1_pic.o, protected_2_pic.o): New targets.
6100 (protected_3_pic.o): New target.
6101 (check_PROGRAMS): Add protected_2.
6102 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6103 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6104 * testsuite/Makefile.in: Rebuild.
6106 * options.h (DEFINE_var): Add set_user_set_##varname__.
6107 (DEFINE_bool_alias): New macro.
6108 (class General_options): Define -Bstatic using DEFINE_bool_alias
6109 rather than DEFINE_special. Add --undefined as an alias for -z
6111 * options.cc (General_options::parse_Bstatic): Remove.
6113 * options.h (class General_options): Add --fatal-warnings.
6114 * main.cc (main): Implement --fatal-warnings.
6115 * errors.h (Errors::warning_count): New function.
6117 * options.h (class General_options): Add -Bsymbolic-functions.
6118 * symtab.h (Symbol::is_preemptible): Check for
6119 -Bsymbolic-functions.
6121 2008-05-05 Ian Lance Taylor <iant@google.com>
6123 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6124 as noVARNAME rather than no-VARNAME.
6125 (class General_options): Add option -z combreloc.
6126 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6128 (Output_reloc::sort_before) [SHT_REL]: New function.
6129 (Output_reloc::sort_before) [SHT_RELA]: New function.
6130 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6131 Sort_relocs_comparison.
6132 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6133 parameter. Change all callers.
6134 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6135 sort_relocs parameter. Change all callers.
6136 * output.cc (Output_reloc::get_address): New function, broken out
6138 (Output_reloc::write_rel): Call it.
6139 (Output_reloc::compare): New function.
6140 (Output_data_reloc_base::do_write): Optionally sort relocs.
6142 * configure.ac: If targ_extra_obj is set, link it in.
6143 * configure.tgt: Initialize all variables.
6144 (x86_64*): Set targ_extra_obj and targ_extra_size.
6145 * configure: Rebuild.
6147 * object.cc (Sized_relobj::include_section_group): Adjust section
6148 indexes read from group data. Build vector to pass to
6150 * layout.cc (Layout::layout_group): Add flags and shndxes
6151 parameters. Remove contents parameter. Change caller. Update
6152 explicit instantiations.
6153 * layout.h (class Layout): Update layout_group declaration.
6154 * output.cc (Output_data_group::Output_data_group): Add flags and
6155 input_shndxes parameters. Remove contents parameter. Change
6157 (Output_data_group::do_write): Change input_sections_ to
6159 * output.h (class Output_data_group): Update constructor
6160 declaration. Rename input_sections_ to input_shndxes_.
6161 * testsuite/many_sections_test.cc: Add template.
6163 2008-04-30 Cary Coutant <ccoutant@google.com>
6165 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6167 * layout.cc (Layout::include_section): Refactored check for debug
6169 (Layout::add_comdat): Add new parameters. Change type
6170 of signature parameter. Add object and shndx to signatures table.
6171 (Layout::find_kept_object): New function.
6172 * layout.h: Include <cstring>.
6173 (Layout::is_debug_info_section): New function.
6174 (Layout::add_comdat): Add new parameters.
6175 (Layout::find_kept_object): New function.
6176 (Layout::Kept_section): New struct.
6177 (Layout::Signatures): Change type of map range.
6178 * object.cc (Relobj::output_section_address): New function.
6179 (Sized_relobj::include_section_group): Add new parameters. Change
6180 calls to Layout::add_comdat. Change to build table of kept comdat
6181 groups and table mapping discarded sections to kept sections.
6182 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6183 (Sized_relobj::do_layout): Change calls to include_section_group and
6184 include_linkonce_section.
6185 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6186 value to zero when section is discarded.
6187 (Sized_relobj::map_to_kept_section): New function.
6188 * object.h (Relobj::output_section_address): New function.
6189 (Relobj::Comdat_group): New type.
6190 (Relobj::find_comdat_group): New function.
6191 (Relobj::Comdat_group_table): New type.
6192 (Relobj::Kept_comdat_section): New type.
6193 (Relobj::Kept_comdat_section_table): New type.
6194 (Relobj::add_comdat_group): New function.
6195 (Relobj::set_kept_comdat_section): New function.
6196 (Relobj::get_kept_comdat_section): New function.
6197 (Relobj::comdat_groups_): New field.
6198 (Relobj::kept_comdat_sections_): New field.
6199 (Symbol_value::input_value): Update comment.
6200 (Sized_relobj::map_to_kept_section) New function.
6201 (Sized_relobj::include_linkonce_section): Add new parameter.
6202 * target-reloc.h (Comdat_behavior): New type.
6203 (get_comdat_behavior): New function.
6204 (relocate_section): Add code to map a discarded section to the
6205 corresponding kept section when applying a relocation.
6207 2008-04-30 Craig Silverstein <csilvers@google.com>
6209 * dwarf_reader.cc (next_generation_count): New static var.
6210 (Addr2line_cache_entry): New struct.
6211 (addr2line_cache): New static var.
6212 (Dwarf_line_info::one_addr2line): Added caching.
6213 (Dwarf_line_info::clear_addr2line_cache): New function.
6214 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6215 cache-size parameter.
6216 (Dwarf_line_info::one_addr2line_cache): New function.
6217 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6218 new cache-size argument to one_addr2line(), and clear cache.
6220 2008-04-28 Cary Coutant <ccoutant@google.com>
6222 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6223 R_386_PC8 relocations.
6225 2008-04-23 Ian Lance Taylor <iant@google.com>
6227 * object.cc (Sized_relobj::include_section_group): Check for
6228 invalid section group.
6230 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6233 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6234 than read for file header.
6235 * archive.cc (Archive::include_member): Likewise.
6237 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6239 * aclocal.m4: Regenerate.
6240 * configure: Regenerate.
6242 2008-04-19 Ian Lance Taylor <iant@google.com>
6244 * version.cc (version_string): Bump to 1.6.
6246 * testsuite/Makefile.am (many_sections_r_test): New target.
6247 (many_sections_r_test_SOURCES): Remove.
6248 (many_sections_r_test_DEPENDENCIES): Remove.
6249 (many_sections_r_test_LDFLAGS): Remove.
6250 (many_sections_r_test_LDADD): Remove.
6252 * object.cc (Sized_relobj::do_add_symbols): Always pass
6253 local_symbol_count_ to add_from_relobj.
6255 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6256 every thousand variables.
6257 * testsuite/Makefile.in: Rebuild.
6259 * object.cc (Xindex::initialize_symtab_xindex): New function.
6260 (Xindex::read_symtab_xindex): New function.
6261 (Xindex::sym_xindex_to_shndx): New function.
6262 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6264 (Sized_relobj::do_initialize_xindex): New function.
6265 (Sized_relobj::do_read_symbols): Adjust section links.
6266 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6267 parameter. Change all callers.
6268 (Sized_relobj::include_section_group): Adjust section links and
6269 symbol section indexes.
6270 (Sized_relobj::do_layout): Adjust section links.
6271 (Sized_relobj::do_count_local_symbols): Adjust section links and
6272 symbol section indexes.
6273 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6274 ordinary and special symbols.
6275 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6276 dynsym_xindex parameters. Change all callers. Adjust section
6277 links. Use SHN_XINDEX when needed.
6278 (Sized_relobj::get_symbol_location_info): Adjust section links.
6279 Don't get fooled by special symbols.
6280 * object.h (class Xindex): Define.
6281 (class Object): Add xindex_ parameter. Declare virtual functoin
6282 do_initialize_xindex.
6283 (Object::adjust_sym_shndx): New function.
6284 (Object::set_xindex): New protected function.
6285 (class Symbol_value): Add is_ordinary_shndx_ field.
6286 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6287 (Symbol_value::value): Assert ordinary section.
6288 (Symbol_value::initialize_input_to_output_map): Likewise.
6289 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6291 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6293 (class Sized_relobj): Update declarations.
6294 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6295 parameter. Change all callers.
6296 (Sized_relobj::adjust_shndx): New function.
6297 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6299 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6300 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6301 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6302 (Sized_dynobj::read_dynsym_section): Adjust section links.
6303 (Sized_dynobj::read_dynamic): Likewise.
6304 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6306 (Sized_dynobj::do_initialize_xindex): New function.
6307 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6308 do_initialize_xindex.
6309 (Sized_dynobj::adjust_shndx): New function.
6310 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6311 dynsym_xindex_ fields.
6312 (Layout::finalize): Add a call to set_section_indexes before
6313 creating the symtab sections.
6314 (Layout::set_section_indexes): Don't do anything if the section
6315 already has a section index.
6316 (Layout::create_symtab_sections): Add shnum parameter. Change
6317 caller. Create .symtab_shndx section if needed.
6318 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6320 (Layout::allocated_output_section_count): New function.
6321 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6323 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6324 fields. Update declarations.
6325 (Layout::symtab_xindex): New function.
6326 (Layout::dynsym_xindex): New function.
6327 (class Write_symbols_task): Add layout_ field.
6328 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6330 * output.cc (Output_section_headers::Output_section_headers): Add
6331 shstrtab_section parameter. Change all callers.
6332 (Output_section_headers::do_sized_write): Store overflow values
6333 for section count and section string table section index in
6334 section header zero.
6335 (Output_file_header::do_sized_write): Check for overflow of
6336 section count and section string table section index.
6337 (Output_symtab_xindex::do_write): New function.
6338 (Output_symtab_xindex::endian_do_write): New function.
6339 * output.h (class Output_section_headers): Add shstrtab_section_.
6340 Update declarations.
6341 (class Output_symtab_xindex): Define.
6342 (Output_section::has_out_shndx): New function.
6343 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6345 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6347 (Sized_symbol::init): Likewise.
6348 (Symbol::output_section): Check for ordinary symbol.
6349 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6350 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6352 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6353 Change all callers. Simplify handling of symbols from sections
6354 not included in the link.
6355 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6357 (Weak_alias_sorter::operator()): Assert that symbols are
6359 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6361 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6362 parameters. Change all callers.
6363 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6364 symbol distinction. Use SHN_XINDEX when needed.
6365 (Symbol_table::write_section_symbol): Add symtab_xindex
6366 parameter. Change all callers.
6367 (Symbol_table::sized_write_section_symbol): Likewise. Use
6368 SHN_XINDEX when needed.
6369 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6371 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6372 (Symbol::is_defined): Check is_ordinary.
6373 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6374 (Symbol::is_absolute, Symbol::is_common): Likewise.
6375 (class Sized_symbol): Update declarations.
6376 (class Symbol_table): Update declarations.
6377 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6378 parameters. Change all callers.
6379 (Sized_symbol::override): Likewise.
6380 (Symbol_table::override): Likewise.
6381 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6382 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6383 is_ordinary, and orig_st_shndx parameters. Change all callers.
6384 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6385 to be in an ordinary section.
6386 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6387 object and is_ordinary parameters. Change all callers.
6388 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6389 Change all callers. Don't add undefined or non-ordinary symbols
6391 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6393 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6395 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6396 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6397 (Sized_relobj::relocate_sections): Likewise.
6398 * target-reloc.h (scan_relocs): Adjust section symbol index.
6399 (scan_relocatable_relocs): Likewise.
6400 * i386.cc (Scan::local): Check for ordinary symbols.
6401 * sparc.cc (Scan::local): Likewise.
6402 * x86_64.cc (Scan::local): Likewise.
6403 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6404 to symbol_section_and_value.
6405 * testsuite/many_sections_test.cc: New file.
6406 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6407 (check_PROGRAMS): Add many_sections_test.
6408 (many_sections_test_SOURCES): Define.
6409 (many_sections_test_DEPENDENCIES): Define.
6410 (many_sections_test_LDFLAGS): Define.
6411 (BUILT_SOURCES): Add many_sections_define.h.
6412 (many_sections_define.h): New target.
6413 (BUILT_SOURCES): Add many_sections_check.h.
6414 (many_sections_check.h): New target.
6415 (check_PROGRAMS): Add many_sections_r_test.
6416 (many_sections_r_test_SOURCES): Define.
6417 (many_sections_r_test_DEPENDENCIES): Define.
6418 (many_sections_r_test_LDFLAGS): Define.
6419 (many_sections_r_test_LDADD): Define.
6420 (many_sections_r_test.o): New target.
6421 * testsuite/Makefile.in: Rebuild.
6423 2008-04-17 Cary Coutant <ccoutant@google.com>
6425 * errors.cc (Errors::info): New function.
6426 (gold_info): New function.
6427 * errors.h (Errors::info): New function.
6428 * gold.h (gold_info): New function.
6429 * object.cc (Input_objects::add_object): Print trace output.
6430 * options.cc (options::parse_set): New function.
6431 (General_options::parse_wrap): Deleted.
6432 (General_options::General_options): Deleted initializer.
6433 * options.h (options::String_set): New typedef.
6434 (options::parse_set): New function.
6435 (DEFINE_set): New macro.
6436 (General_options::wrap): Changed to use DEFINE_set. Changed
6437 callers of any_wrap_symbols and is_wrap_symbol.
6438 (General_options::trace, General_options::trace_symbol):
6440 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6441 (General_options::wrap_symbols_): Deleted.
6442 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6444 2008-04-17 David S. Miller <davem@davemloft.net>
6446 * options.cc (General_options::parse_V): New function.
6447 * options.h: Add entries for -V and -Qy.
6449 2008-04-17 Ian Lance Taylor <iant@google.com>
6451 * common.cc (Symbol_table::allocate_commons): Remove options
6452 parameter. Change caller.
6453 (Symbol_table::do_allocate_commons): Remove options parameter.
6454 Change caller. Just call do_allocate_commons_list twice.
6455 (Symbol_table::do_allocate_commons_list): New function, broken out
6456 of do_allocate_commons.
6457 * common.h (class Allocate_commons_task): Remove options_ field.
6459 * symtab.cc (Symbol_table::Symbol_table): Initialize
6461 (Symbol_table::add_from_object): Put TLS common symbols on
6463 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6464 which are IN_OUTPUT_DATA.
6465 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6466 allocate_commons and do_allocate_commons declarations. Declare
6467 do_allocate_commons_list.
6468 * gold.cc (queue_middle_tasks): Update creation of
6469 Allocate_commons_task to not pass options.
6470 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6471 (TLS_TEST_C_FLAGS): New variable.
6472 (tls_test_c_pic.o): New target.
6473 (tls_test_shared.so): Link in tls_test_c_pic.o.
6474 (tls_test_c_pic_ie.o): New target.
6475 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6476 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6477 (tls_test_c.o): New target.
6478 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6479 (tls_pic_test_LDADD): Likewise.
6480 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6481 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6482 (tls_test_c_gnu2.o): New target.
6483 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6485 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6486 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6487 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6488 * testsuite/tls_test.cc: Include "config.h".
6489 (t_last): Call t11_last.
6490 * testsuite/tls_test.h (t11, t11_last): Declare.
6491 * testsuite/tls_test_c.c: New file.
6492 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6493 * configure.ac: Check for OpenMP support.
6494 * configure, config.in, Makefile.in: Rebuild.
6495 * testsuite/Makefile.in: Rebuild.
6497 2008-04-16 Cary Coutant <ccoutant@google.com>
6499 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6500 (Target_i386::tls_base_symbol_defined_): New field.
6501 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6502 (Target_i386::Scan::global): Likewise.
6503 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6504 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6505 (Target_x86_64::tls_base_symbol_defined_): New field.
6506 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6507 (Target_x86_64::Scan::global): Likewise.
6509 2008-04-16 Cary Coutant <ccoutant@google.com>
6511 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6512 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6513 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6514 building shared libraries.
6515 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6516 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6517 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6518 * testsuite/Makefile.in: Rebuild.
6519 * testsuite/weak_undef.h: New file.
6520 * testsuite/weak_undef_file1.cc: Add extra test cases.
6521 * testsuite/weak_undef_file2.cc: Likewise.
6522 * testsuite/weak_undef_test.cc: Likewise.
6524 2008-04-16 David S. Miller <davem@davemloft.net>
6526 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6527 Add issued_non_pic_error_ field. Declare check_non_pic.
6528 (Target_sparc::Scan::check_non_pic): New function.
6529 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6530 (Target_sparc::Scan::global): Likewise.
6532 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6533 * configure: Rebuild.
6535 * options.h (DEFINE_enable): New macro.
6536 (new_dtags): New enable option.
6537 (initfirst, interpose, loadfltr, nodefaultlib,
6538 nodelete, nodlopen, nodump): New -z options.
6539 * layout.cc (Layout:finish_dynamic_section): If new
6540 dtags enabled, emit DT_RUNPATH. Also, emit a
6541 DT_FLAGS_1 containing any specified -z flags.
6543 2008-04-16 Ian Lance Taylor <iant@google.com>
6545 * copy-relocs.cc: New file.
6546 * copy-relocs.h: New file.
6547 * reloc.cc: Remove Copy_relocs code.
6548 * reloc.h: Likewise.
6549 * reloc-types.h (struct Reloc_types) [both versions]: Add
6550 get_reloc_addend_noerror.
6551 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6552 variants of add_global which take an addend which must be zero.
6553 * i386.cc: Include "copy-relocs.h".
6554 (class Target_i386): Change type of copy_relocs_ to variable,
6556 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6558 (Target_i386::do_finalize_sections): Change handling of
6560 * sparc.cc: Include "copy-relocs.h".
6561 (class Target_sparc): Change type of copy_relocs_ to variable,
6563 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6565 (Target_sparc::do_finalize_sections): Change handling of
6567 * x86_64.cc: Include "copy-relocs.h".
6568 (class Target_x86_64): Change type of copy_relocs_ to variable,
6570 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6571 class. Change all callers.
6572 (Target_x86_64::do_finalize_sections): Change handling of
6574 * Makefile.am (CCFILES): Add copy-relocs.cc.
6575 (HFILES): Add copy-relocs.h.
6577 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6579 * testsuite/script_test_4.sh: Permit leading zeroes.
6581 2008-04-15 Ian Lance Taylor <iant@google.com>
6583 * script-sections.cc (Script_sections::create_segments): Use
6584 header_size_adjustment even when there is enough room for the
6586 * testsuite/script_test_4.sh: New file.
6587 * testsuite/script_test_4.t: New file.
6588 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6589 (check_DATA): Add script_test_4.stdout.
6590 (MOSTLYCLEANFILES): Likewise.
6591 (script_test_4): New target.
6592 (script_test_4.stdout): New target.
6593 * testsuite/Makefile.in: Rebuild.
6595 * sparc.cc: Add definitions for Output_data_plt_sparc class
6598 2008-04-14 David S. Miller <davem@davemloft.net>
6600 * sparc.cc: New file.
6601 * Makefile.am (TARGETSOURCES): Add sparc.cc
6602 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6603 * configure.tgt: Document targ_extra_size and
6604 targ_extra_big_endian. Add entries for sparc-* and
6606 * configure.ac: Handle targ_extra_size and
6607 targ_extra_big_endian.
6608 * Makefile.in: Rebuild.
6609 * configure: Likewise.
6610 * po/POTFILES.in: Likewise.
6611 * po/gold.pot: Likewise.
6613 2008-04-14 Ian Lance Taylor <iant@google.com>
6615 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6616 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6617 in the name/type/flags to section mapping. Don't call
6618 allocate_output_section.
6619 (Layout::choose_output_section): Change parameter from adjust_name
6620 to is_input_section. Don't permit input sections after sections
6621 are attached to segments. Don't call allocate_output_section.
6622 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6623 not write_enable_output_section.
6624 (Layout::make_output_section): Don't push to
6625 unattached_section_list_ nor call attach_to_segment. Call
6626 attach_section_to_segment if sections are attached.
6627 (Layout::attach_sections_to_segments): New function.
6628 (Layout::attach_section_to_segment): New function.
6629 (Layout::attach_allocated_section_to_segment): Rename from
6630 attach_to_segment. Remove flags parameter.
6631 (Layout::allocate_output_section): Remove function.
6632 (Layout::write_enable_output_section): Remove function.
6633 * layout.h (class Layout): Update for above changes. Add new
6634 field sections_are_attached_.
6635 * output.h (Output_section::update_flags_for_input_section): New
6637 * output.cc (Output_section::add_input_section): Call
6638 update_flags_for_input_section.
6639 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6641 2008-04-11 Cary Coutant <ccoutant@google.com>
6643 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6644 thought unnecessary.
6645 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6647 2008-04-11 Ian Lance Taylor <iant@google.com>
6649 * output.h (class Output_section_data): Remove inline definition
6651 * output.cc (Output_section_data::set_addralign): New function.
6653 2008-04-11 Cary Coutant <ccoutant@google.com>
6655 Add support for TLS descriptors for i386 and x86_64.
6656 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6657 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6658 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6660 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6661 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6662 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6664 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6665 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6666 Fix problem with initial-exec relocations.
6667 (Target_i386::Relocate::relocate_tls): Likewise.
6668 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6670 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6671 support for section-plus-offset dynamic table entries.
6672 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6673 (Output_data_dynamic::Dynamic_entry): Add support for
6674 section-plus-offset dynamic table entries.
6675 (Output_data_dynamic::Classification): Likewise.
6676 (Output_data_dynamic::classification_): Renamed offset_.
6677 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6678 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6679 (Target_x86_64::make_plt_section): New function.
6680 (Target_x86_64::reserve_tlsdesc_entries): New function.
6681 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6682 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6683 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6684 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6685 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6686 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6687 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6688 add extra PLT entry for TLS descriptors.
6689 (Output_data_plt_x86_64::got_): New field.
6690 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6691 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6693 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6695 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6696 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6697 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6698 R_386_TLS_DESC_CALL relocations.
6699 (Target_x86_64::Scan::global): Likewise.
6700 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6701 for TLS descriptors.
6702 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6703 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6704 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6705 GD-to-IE relaxation.
6706 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6707 and TLS_DESCRIPTORS.
6708 * Makefile.in: Rebuild.
6709 * configure: Rebuild.
6710 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6711 (tls_test_shared2.so): New target.
6712 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6713 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6714 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6715 (tls_shared_gd_to_ie_test_LDADD): New variable.
6716 (tls_shared_gnu2_gd_to_ie_test): New target.
6717 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6719 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6720 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6721 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6722 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6723 (tls_shared_gnu2_test): New target.
6724 (tls_test_gnu2_shared.so): New target.
6725 (tls_shared_gnu2_test_SOURCES): New variable.
6726 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6727 (tls_shared_gnu2_test_LDFLAGS): New variable.
6728 (tls_shared_gnu2_test_LDADD): New variable.
6729 * testsuite/Makefile.in: Rebuild.
6730 * testsuite/Makefile.
6732 2008-04-11 Ian Lance Taylor <iant@google.com>
6734 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6736 * testsuite/Makefile.in: Rebuild.
6738 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6740 * testsuite/script_test_2.cc (main): Adjust test.
6742 2008-04-11 David S. Miller <davem@davemloft.net>
6743 Ian Lance Taylor <iant@google.com>
6745 * options.h (General_options): Add entries for '-Y' and
6747 * options.cc (General_options:finalize): If -Y was used, add those
6748 entries to the library path instead of the default "/lib" and
6751 2008-04-11 David S. Miller <davem@davemloft.net>
6753 * testsuite/justsyms.t: Start at 0x100.
6754 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6755 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6757 * testsuite/script_test_2.cc: Adjust string and section length
6760 2008-04-09 Ian Lance Taylor <iant@google.com>
6763 * script-sections.cc (Sections_element::allocate_to_segment): Add
6765 (Output_section_definition::allocate_to_segment): Likewise.
6766 (Orphan_output_section::allocate_to_segment): Likewise.
6767 (Script_sections::attach_sections_using_phdrs_clause): Don't
6768 propagate non-PT_LOAD segments to orphan sections.
6769 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6770 readelf rather than objdump.
6771 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6772 .interp section and PT_INTERP segment are the same size.
6773 * testsuite/Makefile.in: Rebuild.
6775 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6776 aliases for symbols defined in the same object.
6777 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6778 (weak_alias_test_SOURCES): New variable.
6779 (weak_alias_test_DEPENDENCIES): New variable.
6780 (weak_alias_test_LDFLAGS): New variable.
6781 (weak_alias_test_LDADD): New variable.
6782 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6783 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6784 (weak_alias_test_3.o): New target.
6785 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6786 * testsuite/weak_alias_test_main.cc: New file.
6787 * testsuite/weak_alias_test_1.cc: New file.
6788 * testsuite/weak_alias_test_2.cc: New file.
6789 * testsuite/weak_alias_test_3.cc: New file.
6791 2008-04-08 Ian Lance Taylor <iant@google.com>
6793 * options.h (class General_options): Add --noinhibit-exec option.
6794 * main.cc (main): Check --noinhibit-exec.
6796 * options.h (class General_options): Define --wrap as a special
6797 option. Add wrap_symbols_ field.
6798 (General_options::any_wrap_symbols): New function.
6799 (General_options::is_wrap_symbol): New function.
6800 * options.cc (General_options::parse_wrap): New function.
6801 (General_options::General_options): Initialize wrap_symbols_.
6802 * symtab.cc (Symbol_table::wrap_symbol): New function.
6803 (Symbol_table::add_from_object): Handle --wrap.
6804 * symtab.h (class Symbol_table): Declare wrap_symbol.
6805 * target.h (Target::wrap_char): New function.
6806 (Target::Target_info): Add wrap_char field.
6807 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6808 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6809 * testsuite/testfile.cc (Target_test::test_target_info):
6812 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6815 * layout.h (class Layout): Add added_eh_frame_data_ field.
6816 * layout.cc (Layout::Layout): Initialize new field.
6817 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6818 output section until we find a section we merged successfully.
6819 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6820 that the size be non-zero.
6822 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6825 2008-04-08 Craig Silverstein <csilvers@google.com>
6827 * configure.ac: Export new conditional variable HAVE_ZLIB.
6828 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6830 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6831 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6833 2008-04-07 Ian Lance Taylor <iant@google.com>
6835 * version.cc (version_string): Set to "1.5".
6837 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6838 Add issued_non_pic_error_ field. Declare check_non_pic.
6839 (Target_x86_64::Scan::check_non_pic): New function.
6840 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6841 (Target_x86_64::Scan::global): Likewise.
6843 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6844 addend parameter. Change caller. Handle merge sections.
6845 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6846 Address to Addend. Don't add in the result of
6847 local_section_offset, pass down the addend and use the returned
6849 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6850 Update declarations of local_section_offset and symbol_value.
6851 * testsuite/two_file_test_1.cc (t18): New function.
6852 * testsuite/two_file_test_2.cc (f18): New function.
6853 * testsuite/two_file_test_main.cc (main): Call t18.
6854 * testsuite/two_file_test.h (t18, f18): Declare.
6856 * configure.ac: Don't test for objdump, c++filt, or readelf.
6857 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6859 (TEST_READELF): New variable.
6860 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6861 (check_PROGRAMS): Add two_file_strip_test.
6862 (two_file_strip_test): New target.
6863 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6864 (two_file_same_shared_strip_test_SOURCES): New variable.
6865 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6866 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6867 (two_file_same_shared_strip_test_LDADD): New variable.
6868 (two_file_shared_strip.so): New target.
6869 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6870 (ver_test_5.syms, ver_test_7.syms): Likewise.
6871 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6872 (strip_test_3.stdout): Use TEST_OBJDUMP.
6873 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6875 2008-04-04 Cary Coutant <ccoutant@google.com>
6877 * symtab.h (Symbol::is_weak_undefined): New function.
6878 (Symbol::is_strong_undefined): New function.
6879 (Symbol::is_absolute): New function.
6880 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6881 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6883 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6884 (weak_undef_test): New target.
6885 * testsuite/Makefile.in: Rebuild.
6886 * testsuite/weak_undef_file1.cc: New file.
6887 * testsuite/weak_undef_file2.cc: New file.
6888 * testsuite/weak_undef_test.cc: New file.
6890 2008-04-03 Craig Silverstein <csilvers@google.com>
6892 * compressed_output.h (class Output_compressed_section): Use
6894 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6896 (zlib_compressed_suffix): Removed.
6897 (Output_compressed_section::set_final_data_size): Use unsigned
6899 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6900 Fix linker invocation.
6901 (flagstest_o_specialfile_and_compress_debug_sections):
6903 * testsuite/Makefile.in: Regenerated.
6905 2008-04-02 David S. Miller <davem@davemloft.net>
6907 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6908 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6910 2008-04-02 Craig Silverstein <csilvers@google.com>
6914 2008-04-02 Ian Lance Taylor <iant@google.com>
6916 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6917 parameters. Update for new key type to views_. Change all
6919 (File_read::read): Adjust for byteshift in returned view.
6920 (File_read::add_view): New function, broken out of
6922 (File_read::make_view): New function, broken out of
6924 (File_read::find_or_make_view): Add offset and aligned
6925 parameters. Rewrite accordingly. Change all callers.
6926 (File_read::get_view): Add offset and aligned parameters. Adjust
6927 for byteshift in return value.
6928 (File_read::get_lasting_view): Likewise.
6929 * fileread.h (class File_read): Update declarations.
6930 (class File_read::View): Add byteshift_ field. Add byteshift to
6931 constructor. Add byteshift method.
6932 * archive.h (Archive::clear_uncached_views): New function.
6933 (Archive::get_view): Add aligned parameter. Change all callers.
6934 * object.h (Object::get_view): Add aligned parameter. Change all
6936 (Object::get_lasting_view): Likewise.
6938 * fileread.cc (File_read::release): Don't call clear_views if
6939 there are multiple objects.
6940 * fileread.h (File_read::clear_uncached_views): New function.
6941 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6944 2008-03-31 Cary Coutant <ccoutant@google.com>
6946 Add thin archive support.
6947 * archive.cc (Archive::armagt): New const.
6948 (Archive::setup): Remove task parameter and calls to unlock.
6949 (Archive::unlock_nested_archives): New function.
6950 (Archive::read_header): Add nested_off parameter. Change
6952 (Archive::interpret_header): Likewise.
6953 (Archive::include_all_members): Change to handle thin
6955 (Archive::include_member): Likewise.
6956 * archive.h (Archive::Archive): Add new parameters and
6958 (Archive::armagt): New const.
6959 (Archive::setup): Remove task parameter.
6960 (Archive::unlock_nested_archives): New function.
6961 (Archive::read_header): Add nested_off parameter.
6962 (Archive::interpret_header): Likewise.
6963 (Archive::Nested_archive_table): New typedef.
6964 (Archive::is_thin_archive_): New field.
6965 (Archive::nested_archives_): New field.
6966 (Archive::options_): New field.
6967 (Archive::dirpath_): New field.
6968 (Archive::task_): New field.
6969 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6970 for thin archives. Pass additional parameters to
6971 Archive::Archive. Unlock the archive file after calling
6974 2008-03-29 Ian Lance Taylor <iant@google.com>
6976 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6977 version symbol to be local.
6978 * testsuite/ver_test_4.sh: New file.
6979 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6980 (check_DATA): Add ver_test_4.syms.
6981 (ver_test_4.syms): New target.
6982 * testsuite/Makefile.in: Rebuild.
6985 (Output_section::Input_section_sort_entry::has_priority): New
6987 (Output_section::Input_section_sort_entry::match_file_name): New
6989 (Output_section::Input_section_sort_entry::match_section_name):
6991 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6993 (Output_section::Input_section_sort_entry::match_section_file):
6995 (Output_section::Input_section_sort_compare::operator()): Rewrite
6996 using new Input_section_sort_entry functions. Sort crtbegin and
6997 crtend first. Sort sections with no priority before sections with
6999 * testsuite/initpri1.c (d3): Check j != 4.
7000 (cd5): New constructor/destructor function.
7001 (main): Check j != 2.
7003 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7004 new symbol when resolving, don't call set_is_default.
7005 * testsuite/ver_test_7.cc: New file.
7006 * testsuite/ver_test_7.sh: New file.
7007 * testsuite/Makefile.am (ver_test_7.so): New target.
7008 (ver_test_7.o): New target.
7009 (check_SCRIPTS): Add ver_test_7.sh.
7010 (check_DATA): Add ver_test_7.syms.
7011 (ver_test_7.syms): New target.
7013 2008-03-28 Ian Lance Taylor <iant@google.com>
7015 * layout.cc (Layout::layout): If we see an input section with a
7016 name that needs sorting, set the must_sort flag for the output
7018 (Layout::make_output_section): If the name of the output section
7019 indicates that it might require sorting, set the may_sort flag.
7020 * output.h (Output_section::may_sort_attached_input_sections): New
7022 (Output_section::set_may_sort_attached_input_sections): New
7024 (Output_section::must_sort_attached_input_sections): New
7026 (Output_section::set_must_sort_attached_input_sections): New
7028 (class Output_section): Declare Input_section_sort_entry. Define
7029 Input_section_sort_compare. Declare
7030 sort_attached_input_sections. Add new fields:
7031 may_sort_attached_input_sections_,
7032 must_sort_attached_input_sections_,
7033 attached_input_sections_are_sorted_.
7034 * output.cc (Output_section::Output_section): Initialize new
7036 (Output_section::add_input_section): Add an entry to
7037 input_sections_ if may_sort or must_sort are true.
7038 (Output_section::set_final_data_size): Call
7039 sort_attached_input_sections if necessary.
7040 (Output_section::Input_section_sort_entry): Define new class.
7041 (Output_section::Input_section_sort_compare::operator()): New
7043 (Output_section::sort_attached_input_sections): New function.
7044 * configure.ac: Check whether the compiler supports constructor
7045 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7046 * testsuite/initpri1.c: New file.
7047 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7048 CONSTRUCTOR_PRIORITY.
7049 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7050 (initpri1_LDFLAGS): New variable.
7051 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7053 2008-03-27 Ian Lance Taylor <iant@google.com>
7055 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7056 * testsuite/common_test_1.c: New file.
7057 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7058 (common_test_1_SOURCES): New variable.
7059 (common_test_1_DEPENDENCIES): New variable.
7060 (common_test_1_LDFLAGS): New variable.
7062 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7063 and commons_ correctly when NAME/VERSION does not override
7065 * testsuite/ver_test_6.c: New file.
7066 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7067 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7068 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7070 2008-03-26 Ian Lance Taylor <iant@google.com>
7072 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7073 of an undefined symbol from a version script.
7074 * testsuite/Makefile.am (ver_test_5.so): New target.
7075 (ver_test_5.o): New target.
7076 (check_SCRIPTS): Add ver_test_5.sh.
7077 (check_DATA): Add ver_test_5.syms.
7078 (ver_test_5.syms): New target.
7079 * testsuite/ver_test_5.cc: New file.
7080 * testsuite/ver_test_5.script: New file.
7081 * testsuite/ver_test_5.sh: New file.
7082 * Makefile.in, testsuite/Makefile.in: Rebuild.
7085 Fix problems building gold with gcc 4.3.0.
7086 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7087 (gold_error_at_location, gold_warning_at_location): Use it.
7088 * configure.ac: Check whether we can compile and use a template
7089 function with a printf attribute.
7090 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7091 when jumping over bytes.
7092 * object.cc: Instantiate Object::read_section_data.
7093 * debug.h: Include <cstring>
7094 * dwarf_reader.cc: Include <algorithm>
7095 * main.cc: Include <cstring>.
7096 * options.cc: Include <cstring>.
7097 * output.cc: Include <cstring>.
7098 * script.cc: Include <cstring>.
7099 * script.h: Include <string>.
7100 * symtab.cc: Include <cstring> and <algorithm>.
7101 * target-select.cc: Include <cstring>.
7102 * version.cc: Include <string>.
7103 * testsuite/testmain.cc: Include <cstdlib>.
7104 * configure, config.in: Rebuild.
7106 2008-03-25 Ian Lance Taylor <iant@google.com>
7108 * options.cc: Include "../bfd/bfdver.h".
7109 (options::help): Print bug reporting address.
7111 * version.cc (print_version): Adjust output for current value of
7116 * options.cc (options::help): Print list of supported targets.
7117 * target-select.h: Include <vector>.
7118 (class Target_selector): Make machine_, size_, and is_big_endian_
7119 fields const. Add bfd_name_ and instantiated_target_ fields.
7120 (Target_selector::Target_selector): Add bfd_name parameter.
7121 (Target_selector::recognize): Make non-virtual, call
7123 (Target_selector::recognize_by_name): Make non-virtual, call
7124 do_recognize_by_name.
7125 (Target_selector::supported_names): New function.
7126 (Target_selector::bfd_name): New function.
7127 (Target_selector::do_instantiate_target): New pure virtual
7129 (Target_selector::do_recognize): New virtual function.
7130 (Target_selector::do_recognize_by_name): New virtual function.
7131 (Target_selector::instantiate_target): New private function.
7132 (supported_target_names): Declare.
7133 * target-select.cc (Target_selector::Target_selector): Update for
7134 new parameter and fields.
7135 (select_target_by_name): Check that the name matches before
7136 calling recognize_by_name.
7137 (supported_target_names): New function.
7138 * i386.cc (class Target_selector_i386): Update Target_selector
7139 constructor call. Remove recognize and recognize_by_name. Add
7140 do_instantiate_target.
7141 * x86_64.cc (class Target_selector_x86_64): Likewise.
7142 * testsuite/testfile.cc (class Target_selector_test): Update for
7143 changes to Target_selector.
7145 * README: Rewrite, with some notes on unsupported features.
7147 2008-03-24 Cary Coutant <ccoutant@google.com>
7149 * i386.cc (Target_i386::Got_type): New enum declaration.
7150 (Target_i386::Scan::local): Updated callers of Output_data_got
7152 (Target_i386::Scan::global): Likewise.
7153 (Target_i386::Relocate::relocate): Likewise.
7154 (Target_i386::Relocate::relocate_tls): Likewise.
7155 * object.h (Got_offset_list): New class.
7156 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7157 (Sized_relobj::local_got_offset): Likewise.
7158 (Sized_relobj::set_local_got_offset): Likewise.
7159 (Sized_relobj::local_has_tls_got_offset): Removed.
7160 (Sized_relobj::local_tls_got_offset): Removed.
7161 (Sized_relobj::set_local_tls_got_offset): Removed.
7162 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7163 * output.cc (Output_data_got::add_global): Added got_type parameter.
7164 (Output_data_got::add_global_with_rel): Likewise.
7165 (Output_data_got::add_global_with_rela): Likewise.
7166 (Output_data_got::add_global_pair_with_rel): New function.
7167 (Output_data_got::add_global_pair_with_rela): New function.
7168 (Output_data_got::add_local): Added got_type parameter.
7169 (Output_data_got::add_local_with_rel): Likewise.
7170 (Output_data_got::add_local_with_rela): Likewise.
7171 (Output_data_got::add_local_pair_with_rel): New function.
7172 (Output_data_got::add_local_pair_with_rela): New function.
7173 (Output_data_got::add_global_tls): Removed.
7174 (Output_data_got::add_global_tls_with_rel): Removed.
7175 (Output_data_got::add_global_tls_with_rela): Removed.
7176 (Output_data_got::add_local_tls): Removed.
7177 (Output_data_got::add_local_tls_with_rel): Removed.
7178 (Output_data_got::add_local_tls_with_rela): Removed.
7179 * output.h (Output_data_got::add_global): Added got_type parameter.
7180 (Output_data_got::add_global_with_rel): Likewise.
7181 (Output_data_got::add_global_with_rela): Likewise.
7182 (Output_data_got::add_global_pair_with_rel): New function.
7183 (Output_data_got::add_global_pair_with_rela): New function.
7184 (Output_data_got::add_local): Added got_type parameter.
7185 (Output_data_got::add_local_with_rel): Likewise.
7186 (Output_data_got::add_local_with_rela): Likewise.
7187 (Output_data_got::add_local_pair_with_rel): New function.
7188 (Output_data_got::add_local_pair_with_rela): New function.
7189 (Output_data_got::add_global_tls): Removed.
7190 (Output_data_got::add_global_tls_with_rel): Removed.
7191 (Output_data_got::add_global_tls_with_rela): Removed.
7192 (Output_data_got::add_local_tls): Removed.
7193 (Output_data_got::add_local_tls_with_rel): Removed.
7194 (Output_data_got::add_local_tls_with_rela): Removed.
7195 * resolve.cc (Symbol::override_base_with_special): Removed
7196 reference to has_got_offset_ field.
7197 * symtab.cc (Symbol::init_fields): Replaced initialization
7198 of got_offset_ with got_offsets_. Removed initialization
7200 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7201 (Symbol::got_offset): Likewise.
7202 (Symbol::set_got_offset): Likewise.
7203 (Symbol::has_tls_got_offset): Removed.
7204 (Symbol::tls_got_offset): Removed.
7205 (Symbol::set_tls_got_offset): Removed.
7206 (Symbol::got_offset_): Removed.
7207 (Symbol::tls_mod_got_offset_): Removed.
7208 (Symbol::tls_pair_got_offset_): Removed.
7209 (Symbol::got_offsets_): New field.
7210 (Symbol::has_got_offset): Removed.
7211 (Symbol::has_tls_mod_got_offset): Removed.
7212 (Symbol::has_tls_pair_got_offset): Removed.
7213 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7214 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7216 (Target_x86_64::Scan::global): Likewise.
7217 (Target_x86_64::Relocate::relocate): Likewise.
7218 (Target_x86_64::Relocate::relocate_tls): Likewise.
7220 2008-03-25 Ben Elliston <bje@au.ibm.com>
7222 * yyscript.y: Fix spelling error in comment.
7224 2008-03-24 Ian Lance Taylor <iant@google.com>
7226 * options.h (class General_options): Define build_id option.
7227 * layout.h (class Layout): Declare write_build_id, create_note,
7228 create_build_id. Add build_id_note_ member.
7229 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7230 "libiberty.h", "md5.h", "sha1.h".
7231 (Layout::Layout): Initialize eh_frame_data_,
7232 eh_frame_hdr_section_, and build_id_note_.
7233 (Layout::finalize): Call create_build_id.
7234 (Layout::create_note): New function, broken out of
7235 Layout::create_gold_note.
7236 (Layout::create_gold_note): Call create_note.
7237 (Layout::create_build_id): New function.
7238 (Layout::write_build_id): New function.
7239 (Close_task_runner::run): Call write_build_id.
7241 * x86_64.cc: Correct license to GPLv3.
7243 2008-03-23 Ian Lance Taylor <iant@google.com>
7245 * options.cc: Include "demangle.h".
7246 (parse_optional_string): New function.
7247 (parse_long_option): Handle takes_optional_argument.
7248 (parse_short_option): Update dash_z initializer. Handle
7249 takes_optional_argument.
7250 (General_options::General_options): Initialize do_demangle_.
7251 (General_options::finalize): Set do_demangle_. Handle demangling
7253 * options.h (parse_optional_string): Declare.
7254 (struct One_option): Add optional_arg field. Update constructor.
7255 Update call constructor calls. Add takes_optional_argument
7257 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7258 (DEFINE_optional_string): Define.
7259 (General_options::demangle): Change from DEFINE_bool to
7260 DEFINE_optional_string.
7261 (General_options::no_demangle): New function.
7262 (General_options::do_demangle): New function.
7263 (General_options::set_do_demangle): New function.
7264 (General_options::execstack_status_): Move definition to end of
7266 (General_options::static_): Likewise.
7267 (General_options::do_demangle_): New field.
7268 * object.cc (big_endian>::get_symbol_location_info): Call
7269 Options::do_demangle, not Options::demangle.
7270 * symtab.cc (demangle): Likewise.
7272 2008-03-22 Ian Lance Taylor <iant@google.com>
7274 * gold.h: Include <cstddef> and <sys/types.h>
7275 * options.h: Include <cstring>.
7277 2008-03-21 Ian Lance Taylor <iant@google.com>
7279 * Added source code to GNU binutils.