1 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3 * icf.cc (get_section_contents): Add '@' marker after processing the
6 2010-03-08 Doug Kwan <dougkwan@google.com>
8 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
9 due to a conversion warning.
10 (Arm_relobj::update_output_local_symbol_count): Check for local
11 symbol with unset output index.
13 2010-03-05 Ian Lance Taylor <iant@google.com>
15 * options.h (class General_options): Add --spare-dynamic-tags.
16 * output.cc (Output_data_dynamic::set_final_data_size): Implement
19 2010-03-05 Ian Lance Taylor <iant@google.com>
21 * incremental.cc: Include "libiberty.h".
23 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
26 function, is_info_ member.
27 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
28 (Versions::Versions): Update caller.
29 (Versions::define_base_version): Likewise.
30 (Versions::add_def): Likewise.
32 2010-03-03 Sriraman Tallam <tmsriram@google.com>
34 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
35 (Scan::possible_function_pointer_reloc): New function.
36 (Scan::local_reloc_may_be_function_pointer): Change to call
37 possible_function_pointer_reloc.
38 (Scan::global_reloc_may_be_function_pointer): Ditto.
39 * icf.h (Icf::check_section_for_function_pointers): Change to reject
40 relocations in ".data.rel.ro._ZTV" section.
41 * testsuite/icf_safe_so_test.sh: Change to pass i386.
42 * testsuite/icf_safe_so_test.cc: Ditto.
43 * testsuite/icf_safe_test.cc: Ditto.
44 * testsuite/icf_safe_test.sh: Ditto.
46 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
47 Ian Lance Taylor <iant@google.com>
49 * target-reloc.h (relocate_section): Check the symbol table index
50 for -1U before setting the local symbol index.
51 (scan_relocatable_relocs): If copying the relocation, record that
52 the local symbol is required.
53 * object.h (Symbol_value::is_output_symtab_index_set): New
55 (Symbol_value::may_be_discarded_from_output_symtab): New
57 (Symbol_value::has_output_symtab_entry): New function.
58 (Symbol_value::needs_output_symtab_entry): Remove.
59 (Symbol_value::output_symtab_index): Make sure the symbol index is
61 (Symbol_value::set_output_symtab_index): Make sure the symbol
62 index is not set. Make sure the new index is valid.
63 (Symbol_value::set_must_have_output_symtab_entry): New function.
64 (Symbol_value::has_output_dynsym_entry): New function.
65 (Symbol_value::set_output_dynsym_index): Make sure the new index
67 (Sized_relobj::set_must_have_output_symtab_entry): New function.
68 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
69 local symbol if permitted.
70 (Sized_relobj::do_finalize_local_symbols): Call
71 is_output_symtab_index_set rather than needs_output_symtab_entry.
72 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
73 rather than needs_output_symtab_entry. Call
74 has_output_dynsym_entry rather than needs_output_dynsym_entry.
75 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
76 is_output_symtab_index_set rather than needs_output_symtab_entry.
77 * testsuite/discard_locals_relocatable_test.c: New file.
78 * testsuite/discard_locals_test.sh: Test -r.
79 * testsuite/Makefile.am (check_DATA): Add
80 discard_locals_relocatable_test1.syms,
81 discard_local_relocatable_test2.syms.
82 (MOSTLYCLEANFILES): Likewise. Also add
83 discard_locals_relocatable_test1.lout and
84 discard_locals_relocatable_test2.out.
85 (discard_locals_relocatable_test1.syms): New target.
86 (discard_locals_relocatable_test.o): New target.
87 (discard_locals_relocatable_test1.out): New target.
88 (discard_locals_relocatable_test2.syms): New target.
89 (discard_locals_relocatable_test2.out): New target.
90 (various): Add missing ../ld-new dependencies.
91 * testsuite/Makefile.in: Rebuild.
93 2010-03-03 Nick Clifton <nickc@redhat.com>
95 * po/fi.po: New Finnish translation.
97 2010-03-01 Doug Kwan <dougkwan@google.com>
99 * layout.cc (Layout::Layout): Force section types of .init_array*,
100 .preinit_array* and .fini_array* sections.
101 * output.cc (Output_section::Input_section_sort_entry::has_priority):
102 Fix check of return value of std::string::find.().
103 (Output_section::Input_section_sort_compare::operator()): Remove
104 comment about .init_array.
105 (Output_section::Input_section_sort_init_fini_compare::operator()):
107 (Output_section::sort_attached_input_sections): Handle .init_array
108 and .fini_array specially.
109 * output.h (Output_section::Inut_section_sort_compare): Update
111 (Output_section::Input_section_sort_init_fini_compare): New struct.
113 2010-02-26 Doug Kwan <dougkwan@google.com>
115 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
116 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
117 * testsuite/debug_msg.sh: Avoid matching source line number for
118 use of global variable undef_int.
120 2010-02-26 Doug Kwan <dougkwan@google.com>
122 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
123 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
124 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
125 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
126 * options.cc (General_options::General_options): Initialize member
128 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
129 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
130 and rm_no_fix_v4bx.stdout
131 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
132 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
133 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
134 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
136 * Makefile.in: Regenerate.
137 * testsuite/arm_fix_v4bx.s: New file.
138 * testsuite/arm_fix_v4bx.sh: Ditto.
140 2010-02-24 Doug Kwan <dougkwan@google.com>
142 * arm.cc (Target_arm::got_section): Make the .got section the first
143 non RELRO section in the data segment.
144 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
145 suffixes of section names.
147 2010-02-24 Doug Kwan <dougkwan@google.com>
149 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
150 flags and attributes merging if an input file is a binary file.
151 * fileread.cc (Input_file::open): Record format of original file.
152 * fileread.h (Input_file::Format): New enum type.
153 (Input_file::Input_file): Initialize data member format_.
154 (Input_file::format): New method definition.
155 (Input_file::format_):: New data member.
157 2010-02-24 Doug Kwan <dougkwan@google.com>
159 * arm.cc (Arm_output_data_got): New class.
160 (ARM_TCB_SIZE): New constant
161 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
162 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
163 If user uses a script with a SECTIONS clause, issue only a warning
164 for a misplaced EXIDX input section. Otherwise, issue an error.
165 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
167 (Target_arm::got_mode_index_entry): Handle static linking.
168 (Target_arm::Scan::local): Ditto.
169 (Target_arm::Scan::global): Ditto.
170 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
171 all incorrectly implemented relocations.
172 (Target_arm::fix_exidx_coverage): Pass layout to
173 Arm_output_section::fix_exidx_coverage.
174 * layout.cc (Layout::section_name_mapping): Remove trailing dots
175 from ".ARM.exidx." and ".ARM.extab.".
177 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
179 * arm.cc (Target_arm::do_finalize_sections): Create attribute
180 section if it does not already exist.
181 * attributes.cc (Attributes_section_data::Attributes_section_data):
182 Don't crash if size is zero.
184 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
185 Ian Lance Taylor <iant@google.com>
187 * gold.cc (queue_middle_tasks): If no input files were opened,
189 * workqueue.h (Task_function::Task_function): Assert that there is
192 2010-02-22 Doug Kwan <dougkwan@google.com>
194 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
195 * icf.cc (get_section_contents): Cast snprintf arguments to long long
196 types to avoid warnings due to different uint64_t implementations
199 2010-02-21 Doug Kwan <dougkwan@google.com>
201 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
202 handling of the maximum backward branch offset.
203 (Arm_relocate_functions::thumb_branch_common): Ditto.
204 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
205 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
206 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
207 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
208 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
209 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
210 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
211 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
212 thumb_bl_out_of_range thumb_bl_out_of_range.o,
213 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
214 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
215 thumb2_bl_out_of_range.o): New rules.
216 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
217 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
218 thumb2_bl_out_of_range
219 * testsuite/Makefile.in: Regenerate.
220 * testsuite/arm_bl_in_range.s: New file.
221 * testsuite/arm_bl_out_of_range.s: Ditto.
222 * testsuite/arm_branch_in_range.sh: Ditto.
223 * testsuite/arm_branch_range.t: Ditto.
224 * testsuite/thumb2_branch_range.t: Ditto.
225 * testsuite/thumb_bl_in_range.s: Ditto.
226 * testsuite/thumb_bl_out_of_range.s: Ditto.
227 * testsuite/thumb_branch_range.t: Ditto.
229 2010-02-20 Sriraman Tallam <tmsriram@google.com>
231 * gc.h (gc_process_relocs): Change vectors to point to the new list.
232 Add reloc offset information.
233 * icf.cc (get_section_contents): Change iterators to point to the new
234 vectors. Add reloc offset information to the contents.
235 * icf.h (Icf::Sections_reachable_info): New typedef.
236 (Icf::Sections_reachable_list): New typedef.
237 (Icf::Offset_info): New typedef.
238 (Icf::Reloc_info): New struct typedef.
239 (Icf::Reloc_info_list): New typedef.
240 (Icf::symbol_reloc_list): Delete method.
241 (Icf::addend_reloc_list): Delete method.
242 (Icf::section_reloc_list): Delete method.
243 (Icf::reloc_info_list): New method.
244 (Icf::reloc_info_list_): New member.
246 2010-02-19 Doug Kwan <dougkwan@google.com>
248 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
249 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
250 * arm.cc (Arm_relocation_functions): New forward declaration.
251 (Target_arm::Target_arm): Initialize new data members
252 got_mod_index_offset_ and tls_base_symbol_defined_.
253 (Target_arm::Relocate::relocate_tls): New method.
254 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
255 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
257 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
258 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
259 (Target_arm::got_mod_index_offset_,
260 Target_arm::tls_base_symbol_defined_): New data members.
261 (Target_arm::Scan::local, Target::Scan::global,
262 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
265 2010-02-18 Doug Kwan <dougkwan@google.com>
267 * arm.cc (Arm_relobj::find_linked_text_section): New method.
268 (Arm_relobj::make_exidx_input_section): Pass section index of linked
269 text section as a parameter becuase some broken tools may not set
270 the link in section header.
271 (Target_arm::has_got_section): New method.
272 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
273 without any mapping symbol as data only. Remove warning.
274 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
275 link in its section header, try to discover the link by inspecting the
276 REL31 relocation at the beginning of the section.
277 (Target_arm::Scan::check_non_pic): Report name of offending relocation
279 (Target_arm::Scan::global): Treat any reference to the symbol
280 _GLOBAL_OFFSET_TABLE_ as a GOT access.
282 2010-02-12 Sriraman Tallam <tmsriram@google.com>
284 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
285 (Scan::global_reloc_may_be_function_pointer): New function.
286 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
287 (Scan::global_reloc_may_be_function_pointer): New function.
288 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
289 (Scan::global_reloc_may_be_function_pointer): New function.
290 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
291 (Scan::global_reloc_may_be_function_pointer): New function.
292 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
293 (Scan::global_reloc_may_be_function_pointer): New function.
294 (Scan::possible_function_pointer_reloc): New function.
295 (Target_x86_64::can_check_for_function_pointers): New function.
296 * gc.h (gc_process_relocs): Scan relocation types to determine if
297 function pointers were taken for targets that support it.
298 * icf.cc (Icf::find_identical_sections): Include functions for
299 folding in safe ICF whose pointer is not taken.
300 * icf.h (Secn_fptr_taken_set): New typedef.
301 (fptr_section_id_): New member.
302 (section_has_function_pointers): New function.
303 (set_section_has_function_pointers): New function.
304 (check_section_for_function_pointers): New function.
305 * options.h: Fix comment for safe ICF option.
306 * target.h (can_check_for_function_pointers): New function.
307 * testsuite/Makefile.am: Add icf_safe_so_test test case.
308 Modify icf_safe_test for X86-64.
309 * testsuite/Makefile.in: Regenerate.
310 * testsuite/icf_safe_so_test.cc: New file.
311 * testsuite/icf_safe_so_test.sh: New file.
312 * testsuite/icf_safe_test.cc (kept_func_3): New function.
313 (main): Change to take pointer to function kept_func_3.
314 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
315 folding is done correctly for X86-64.
317 2010-02-12 David S. Miller <davem@davemloft.net>
319 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
320 is_symbolless parameter.
321 (Output_reloc<SHT_REL>::is_symbolless): New.
322 (Output_reloc<SHT_REL>::is_symbolless_): New.
323 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
324 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
325 (Output_reloc<SHT_RELA>::is_symbolless): New.
326 (Output_data_reloc::add_global): Handle is_symbolless.
327 (Output_data_reloc::add_global_relative): Likewise.
328 (Output_data_reloc::add_local): Likewise.
329 (Output_data_reloc::add_local_relative): Likewise.
330 (Output_data_reloc::add_symbolless_global_addend): New.
331 (Output_data_reloc::add_symbolless_local_addend): New.
332 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
334 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
335 instead of ->is_relative_
336 (Output_reloc::write): Likewise.
337 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
338 (Output_reloc::write_rel): Simplify.
340 * sparc.cc (Target_sparc::Scan::local): Use
341 ->add_symbolless_local_addend as needed.
342 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
343 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
344 based upon relocation offset.
346 2010-02-11 Doug Kwan <dougkwan@google.com>
348 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
349 (Target_arm::Scan::global): Ditto. Also remove a comment before the
350 beginning of function.
351 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
352 and MOVT_ABS relocations. Those are non issued in scanning. Fix
353 parameter is_32bit in calls to should_apply_static_reloc.
354 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
355 (check_DATA): Add arm_abs_global.stdout.
356 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
357 arm_abs_global.stdout): New rules.
358 (MOSTLLYCLEANFILES): Add arm_abs_global
359 * Makefile.in: Regenerate.
360 * testsuite/arm_abs_global.s: New file.
361 * testsuite/arm_abs_global.sh: Ditto.
362 * testsuite/arm_abs_lib.s: Ditto.
364 2010-02-11 Ian Lance Taylor <iant@google.com>
366 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
368 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
369 Allocate_commons_task first.
370 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
371 task, rather than symtab_lock_.
372 (Gc_process_relocs::~Gc_process_relocs): New function.
373 (Gc_process_relocs::is_runnable): Check this_blocker_.
374 (Gc_process_relocs::locks): Use next_blocker_ rather than
376 (Scan_relocs::~Scan_relocs): New function.
377 (Scan_relocs::is_runnable): Check this_blocker_ rather than
379 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
381 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
382 fields. Add this_blocker_ and next_blocker_ fields. Adjust
383 constructor accordingly.
384 (class Gc_process_relocs): Likewise.
385 (class Scan_relocs): Likewise.
386 * common.h (class Allocate_commons_task): Remove symtab_lock_
387 field, and corresponding constructor parameter.
388 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
390 (Allocate_commons_task::locks): Likewise.
392 2010-02-11 Ian Lance Taylor <iant@google.com>
394 * gold-threads.h (class Once): Define.
395 (class Initialize_lock): Rewrite as child of Once.
396 * gold-threads.cc (class Once_initialize): Define.
397 (once_pointer_control): New static variable.
398 (once_pointer, once_arg): New static variables.
399 (c_run_once): New static function.
400 (Once::Once, Once::run_once, Once::internal_run): New functions.
401 (class Initialize_lock_once): Remove.
402 (initialize_lock_control): Remove.
403 (initialize_lock_pointer): Remove.
404 (initialize_lock_once): Remove.
405 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
406 (Initialize_lock::initialize): Rewrite.
407 (Initialize_lock::do_run_once): New function.
408 * archive.cc (Archive::interpret_header): Only clear name if it is
410 * fileread.cc: Include "gold-threads.h"
411 (file_counts_lock): New static variable.
412 (file_counts_initialize_lock): Likewise.
413 (File_read::release): Only increment counts when using --stats.
414 Use a lock around the increment.
415 * parameters.cc (class Set_parameters_target_once): Define.
416 (set_parameters_target_once): New static variable.
417 (Parameters::Parameters): Move here from parameters.h.
418 (Parameters::set_target): Rewrite.
419 (Parameters::set_target_once): New function.
420 (Parameters::clear_target): Move here and rewrite.
421 * parameters.h (class Parameters): Update declarations. Add
422 set_parameters_target_once_ field.
423 (Parameters::Parameters): Move to parameters.cc.
424 (Parameters::clear_target): Likewise.
425 * readsyms.cc (Read_symbols::do_group): Create a Start_group
427 (Start_group::~Start_group): New function.
428 (Start_group::is_runnable): New function.
429 (Start_group::locks, Start_group::run): New functions.
430 (Finish_group::run): Change saw_undefined to size_t.
431 * readsyms.h (class Start_group): Define.
432 (class Finish_group): Change saw_undefined_ field to size_t.
433 (Finish_group::Finish_group): Remove saw_undefined and
434 this_blocker parameters. Change all callers.
435 (Finish_group::set_saw_undefined): New function.
436 (Finish_group::set_blocker): New function.
437 * symtab.h (class Symbol_table): Change saw_undefined to return
438 size_t. Change saw_undefined_ field to size_t.
439 * target-select.cc (Set_target_once::do_run_once): New function.
440 (Target_selector::Target_selector): Initialize set_target_once_
441 field. Don't initialize lock_ and initialize_lock_ fields.
442 (Target_selector::instantiate_target): Rewrite.
443 (Target_selector::set_target): New function.
444 * target-select.h (class Set_target_once): Define.
445 (class Target_selector): Update declarations. Make
446 Set_target_once a friend. Remove lock_ and initialize_lock_
447 fields. Add set_target_once_ field.
449 2010-02-10 Ian Lance Taylor <iant@google.com>
451 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
453 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
454 (queue_middle_tasks): Add all blockers before queueing any tasks.
455 (queue_final_tasks): Likewise.
456 * token.h (Task_token::add_blockers): New function.
457 * object.h (Input_objects::number_of_relobjs): New function.
459 2010-02-10 Ian Lance Taylor <iant@google.com>
461 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
462 shared, not if not position independent.
463 * x86_64.cc (Relocate::relocate_tls): Likewise.
464 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
465 (tls_pie_pic_test): New target.
466 * testsuite/Makefile.in: Rebuild.
468 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
469 (tls_test_main_pie.o, tls_test_pie.o): New targets.
470 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
471 * testsuite/Makefile.in: Rebuild.
473 2010-02-09 David S. Miller <davem@davemloft.net>
475 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
476 R_SPARC_RELATIVE using ->add_local_relative().
477 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
479 * output.h (Output_data_dynamic::add_section_size): New method
480 that takes two Output_data objects.
481 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
482 entry param. Handle it in initializers.
483 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
484 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
485 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
487 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
488 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
489 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
490 for dynrel_includes_plt.
491 * i386.cc (Target_i386::do_finalize_sections): Likewise.
492 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
493 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
495 (Target_sparc::do_finalize_sections): Update to pass true for
497 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
498 output before .rela.plt
499 (Target_powerpc::do_finalize_sections): Update to pass true for
500 dynrel_includes_plt when 32-bit.
502 2010-02-08 Doug Kwan <dougkwan@google.com>
504 * arm.cc (Arm_relobj::simple_input_section_output_address): New
506 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
507 Arm_relobj::scan_section_for_cortex_a8_stubs,
508 Arm_relobj::do_relocation_section): Instead of calling
509 Output_section::output_address, use faster
510 Arm_relobj::simple_input_section_output_address.
512 2010-02-08 David S. Miller <davem@davemloft.net>
514 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
515 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
516 relocation helper function.
518 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
519 just like R_SPARC_GOT{10,13,22}.
520 (Target_sparc::Scan::local): Likewise.
521 (Target_sparc::Relocate:relocate): Likewise.
523 2010-02-06 Ian Lance Taylor <iant@google.com>
525 * configure.ac: Rewrite targetobjs duplicate removal code to use
526 only shell constructs.
527 * configure: Rebuild.
529 2010-02-05 Doug Kwan <dougkwan@google.com>
532 * arm.cc (Arm_relobj::section_is_scannable): New method.
533 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
534 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
536 2010-02-04 Doug Kwan <dougkwan@google.com>
539 * arm-reloc-property.cc (cstdio): Include.
540 * configure.ac (targetobjs): Remove duplicates.
541 * configure: Regenerate.
542 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
543 big and little endian version for a given address size.
545 2010-02-03 Doug Kwan <dougkwan@google.com>
547 * arm-reloc-property.cc
548 (Arm_reloc_property_table::reloc_name_in_error_message): New method
550 * arm-reloc-property.h
551 (Arm_reloc_property_table::get_implemented_static_reloc_property):
552 New method definition.
553 (Arm_reloc_property_table::reloc_name_in_error_message): New method
555 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
557 (GOT_PREL): Change implemented to Y.
558 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
559 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
560 (Arm_relocate_functions::movw_abs_nc): Remove method.
561 (Arm_relocate_functions::movt_abs): Ditto.
562 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
563 (Arm_relocate_functions::thm_movt_abs): Ditto.
564 (Arm_relocate_functions::movw_rel_nc): Ditto.
565 (Arm_relocate_functions::movw_rel): Ditto.
566 (Arm_relocate_functions::movt_rel): Ditto.
567 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
568 (Arm_relocate_functions:thm_movw_rel): Ditto.
569 (Arm_relocate_functions:thm_movt_rel): Ditto.
570 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
571 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
572 New method definitions.
573 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
574 (Arm_relocation_functions::arm_grp_ldr): Ditto.
575 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
576 (Arm_relocation_functions::arm_grp_ldc): Ditto.
577 (Target_arm::Relocate::relocate): Check for non-static or
578 unimplemented relocation code and exit early. Change calls to
579 Target_arm::reloc_uses_thumb_bit and
580 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
581 instead. Refactor code to handle similar relocations to increase
582 code sharing. Remove check for unsupported relocation code in switch
584 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
585 relocation property table to find out size. Change error message to
586 print out the name of a relocation code instead of the numeric value.
587 (Target_arm::scan_reloc_for_stub): Use relocation property table
588 instead of calling Target_arm::reloc_uses_thumb_bit().
590 2010-02-02 Doug Kwan <dougkwan@google.com>
592 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
593 types of relaxed input section.
595 2010-02-02 Doug Kwan <dougkwan@google.com>
597 * Makefile.am (HFILES): Add arm-reloc-property.h.
599 (TARGETSOURCES): Add arm-reloc-property.cc
600 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
601 (libgold_a_SOURCES): $(DEFFILES)
602 * Makefile.in: Regenerate.
603 * arm-reloc-property.cc: New file.
604 * arm-reloc-property.h: New file.
605 * arm-reloc.def: New file.
606 * arm.cc: Update comments.
607 (arm-reloc-property.h): New included header.
608 (arm_reloc_property_table): New global variable.
609 (Target_arm::do_select_as_default_target): New method definition.
610 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
611 arm-reloc-property to targ_extra_obj.
612 * parameters.cc (set_parameters_target): Call
613 Target::select_as_default_target().
614 * target.h (Target::select_as_default_target): New method definition.
615 (Target::do_select_as_default_target): Same.
617 2010-02-01 Doug Kwan <dougkwan@google.com>
619 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
620 first_output_text_section_.
621 (Arm_exidx_fixup::first_output_text_section): New method definition.
622 (Arm_exidx_fixup::first_output_text_section_): New data member.
623 (Arm_exidx_fixup::process_exidx_section): Record the first text
625 (Arm_output_section::fix_exidx_coverage): Set correct linked section
626 and entsize in output section header.
628 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
630 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
631 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
632 (Arm_relocate_functions::thm_alu11): New Method.
633 (Arm_relocate_functions::thm_pc8): New Method.
634 (Arm_relocate_functions::thm_pc12): New Method.
635 (Target_arm::Scan::local): Handle the relocations.
636 (Target_arm::Scan::global): Likewise.
637 (Target_arm::Relocate::relocate): Likewise.
638 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
640 2010-01-29 Doug Kwan <dougkwan@google.com>
642 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
643 of relocation types as ld.
645 2010-01-29 Doug Kwan <dougkwan@google.com>
647 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
649 (Arm_relocate_functions::thumb_branch_common): Ditto.
650 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
651 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
652 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
653 Arm_relocate_functions::jump24): Remove.
654 (Target_arm::Relocate::relocate): Adjust code to call
655 Arm_relocation_functions::arm_branch_common and
656 Arm_relocation_functions::thumb_branch_common instead of their removed
657 wrappers. Merge switch-cases together to reduce source code size.
659 2010-01-29 Doug Kwan <dougkwan@google.com>
661 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
662 output_local_symbol_count_needs_update_.
663 (Arm_relobj::output_local_symbol_count_needs_update,
664 Arm_relobj::set_output_local_symbol_count_needs_update,
665 Arm_relobj::update_output_local_symbol_count): New methods.
666 (Arm_relobj::output_local_symbol_count_needs_update_): New data
668 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
669 of pointed function as in a R_ARM_PREL31 relocation.
670 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
671 for output local symbol count updating.
672 (Target_arm::do_relax): Update output local symbol counts in objects
674 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
676 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
678 * arm.cc: Added support for the ARM relocations:
679 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
680 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
681 (Arm_relocate_functions::movw_rel_nc): Renamed (was
683 (Arm_relocate_functions::movw_rel): New method.
684 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
685 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
687 (Arm_relocate_functions::thm_movw_rel): New method.
688 (Arm_relocate_functions::thm_movt_rel): Renamed (was
690 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
692 (Target_arm::Scan::global): Likewise.
693 (Target_arm::Relocate::relocate): Likewise.
694 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
697 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
699 * arm.cc: Added support for ARM group relocations.
700 (Target_arm::reloc_needs_sym_origin): New method.
701 (Arm_relocate_functions::calc_grp_kn): New method.
702 (Arm_relocate_functions::calc_grp_residual): New method.
703 (Arm_relocate_functions::calc_grp_gn): New method.
704 (Arm_relocate_functions::arm_grp_alu): New Method.
705 (Arm_relocate_functions::arm_grp_ldr): New Method.
706 (Arm_relocate_functions::arm_grp_ldrs): New Method.
707 (Arm_relocate_functions::arm_grp_ldc): New Method.
708 (Target_arm::Scan::local): Handle the ARM group relocations.
709 (Target_arm::Scan::global): Likewise.
710 (Target_arm::Relocate::relocate): Likewise.
711 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
714 2010-01-26 Doug Kwan <dougkwan@google.com>
716 * arm.cc (set): Include.
717 (class Arm_exidx_fixup): Change type of last_input_section_ to const
719 (Arm_output_section::Text_section_list): New type.
720 (Arm_output_section::append_text_sections_to_list): New method.
721 (Arm_output_section::fix_exidx_coverage): Ditto.
722 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
723 (Arm_relobj::convert_input_section_to_relaxed_section): Use
724 Relobj::set_section_offset() instead of
725 Sized_relobj::invalidate_section_offset().
726 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
727 parameter for section headers. Ignore relocation sections for
728 unallocated sections and EXIDX sections.
729 (Target_arm::fix_exidx_coverage): New method.
730 (Target_arm::output_section_address_less_than): New type.
731 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
732 linked text section instead of the EXIDX section.
733 (Arm_output_section::create_stub_group): Add an assertion to check
734 that this is not an EXIDX output section.
735 (Arm_output_section::append_text_sections_to_list): New method.
736 (Arm_output_section::fix_exidx_coverage): Ditto.
737 (Arm_relobj::scan_sections_for_stubs): Adjust call to
738 Arm_relobj::section_needs_reloc_stub_scanning.
739 (Target_arm::do_relax): Fix EXIDX output section coverage in the
741 (Target_arm::fix_exidx_coverage): New method.
742 * object.h (Relobj::set_output_section): New method.
743 (Sized_relobj::invalidate_section_offset): Remove method.
744 (Sized_relobj::do_invalidate_section_offset): Remove method.
745 (Sized_relobj::do_set_section_offset): Handle offset value -1.
747 2010-01-25 Doug Kwan <dougkwan@google.com>
749 * arm.cc (Arm_exidx_merged_section::do_output_offset):
750 Fix warning due to signed and unsigned comparison on a 32-bit host.
752 2010-01-22 Doug Kwan <dougkwan@google.com>
754 * arm.cc (Target_arm::do_relax): Record an output section for section
755 offset adjustment it contains any stub table that has changed.
756 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
757 offsets in an output section if necessary.
758 * output.cc (Output_section::Output_section): Initialize
759 section_offsets_need_adjustments_.
760 (Output_section::add_input_section_for_script): Renamed to
761 Output_section::add_simple_input_section.
762 (Output_section::save_states): Add a comment.
763 (Output_section::discard_states): New method defintion.
764 (Output_section::adjust_section_offsets): Same.
765 * output.h (Output_section::add_input_section_for_script): Renamed to
766 Output_section::add_simple_input_section.
767 (Output_section::discard_states): New method declaration.
768 (Output_section::adjust_section_offsets): Same.
769 (Output_section::section_offsets_need_adjustment,
770 Output_section::set_section_offsets_need_adjustment): New method
772 (Output_section::section_offsets_need_adjustment_): New data member.
774 (Output_section_element_input::set_section_address): Adjust code for
775 renaming of Output_section::add_input_section_for_script.
776 (Orphan_output_section::set_section_address): Same.
778 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
780 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
781 Fix_v4bx enum values .
782 * gold/options.h (General_options): New option definitions.
783 (General_options::fix_v4bx): New method.
784 (General_options::Fix_v4bx): New enum.
785 * gold/options.cc (General_options::parse_fix_v4bx): New method.
786 (General_options::parse_fix_v4bx_interworking): New method.
788 2010-01-22 Doug Kwan <dougkwan@google.com>
790 * arm.cc (Arm_exidx_fixup): New class.
792 2010-01-21 Doug Kwan <dougkwan@google.com>
794 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
796 (Arm_exidx_section_offset_map): New type.
798 2010-01-21 Doug Kwan <dougkwan@google.com>
800 * arm.cc (Arm_exidx_input_section): New class.
801 (Arm_relobj::exidx_input_section_by_link,
802 Arm_relobj::exidx_input_section_by_shndx,
803 Arm_relobj::make_exidx_input_section): New methods.
804 (read_arm_attributes_section): Remove.
805 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
806 information about them.
807 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
810 2010-01-20 Doug Kwan <dougkwan@google.com>
812 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
813 Input_section_specifier to Section_id.
814 (Target_arm::new_arm_input_section: Adjust code for change of key
816 (Target_arm::find_arm_input_section): Ditto.
817 * gc.h (object.h): Include for Section_id nand Section_id_hash.
818 (Section_id): Remove.
819 (Garbage_collection::Section_id_hash): Remove.
820 * icf.h (object.h): Include for Section_id nand Section_id_hash.
821 (Section_id): Remove.
822 (Icf::Section_id_hash): Remove.
823 * object.h (Section_id, Const_section_id, Section_id_hash,
824 Const_section_id_hash): New type definitions.
825 * output.cc (Output_section::add_relaxed_input_section): Change to
826 use Const_section_id instead of Input_section_specifier as key type.
827 (Output_section::add_merge_input_section): Ditto.
828 (Output_section::build_relaxation_map): Change to use Section_id
829 instead of Input_section_specifier as key type.
830 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
832 (Output_section::convert_input_sections_to_relaxed_sections): Change
833 to use Const_section_id instead of Input_section_specifier as key type.
834 (Output_section::find_merge_section): Ditto.
835 (Output_section::find_relaxed_input_section): Ditto.
836 * output.h (Input_section_specifier): Remove class.
837 (Output_section::Output_section_data_by_input_section_map): Change
838 key type to Const_section_id.
839 (Output_section::Output_relaxed_input_section_by_input_section_map):
841 (Output_section::Relaxation_map): Change key type to Section_id.
843 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
845 * gold/arm.cc: Added support for R_ARM_V4BX relocation
846 (class Arm_v4bx_stub): New class.
847 (DEF_STUBS): Updated definition to support v4_veneer_bx.
848 (Stub_factory::make_arm_v4bx_stub): New method.
849 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
850 (Stub_table::empty): Handle v4bx stubs.
851 (Stub_table::add_arm_v4bx_stub): New method.
852 (Stub_table::find_arm_v4bx_stub): New method.
853 (Arm_relocate_functions::v4bx): New method.
854 (Target_arm::fix_v4bx): New method.
855 (Target_arm::Target_arm): Handle R_ARM_V4BX.
856 (Stub_table::relocate_stubs): Likewise.
857 (Stub_table::do_write): Likewise.
858 (Stub_table::update_data_size_and_addralign): Likewise.
859 (Stub_table::finalize_stubs): Likewise.
860 (Target_arm::Scan::local): Likewise.
861 (Target_arm::Scan::global): Likewise.
862 (Target_arm::do_finalize_sections): Likewise.
863 (Target_arm::Relocate::relocate): Likewise.
864 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
866 (Target_arm::scan_reloc_for_stub): Likewise.
867 (Target_arm::scan_reloc_section_for_stubs): Likewise.
869 2010-01-19 Ian Lance Taylor <iant@google.com>
871 * output.cc (Output_section_headers::do_sized_write): Write large
872 segment count to sh_info field.
873 (Output_file_header::do_sized_write): For large segment count,
874 write PN_XNUM to e_phnum field.
876 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
878 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
879 (Arm_relocate_functions::thm_jump8): New function.
880 (Arm_relocate_functions::thm_jump11): New function.
881 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
883 (Target_arm::Scan::global): Likewise.
884 (Target_arm::Relocate::relocate): Likewise.
885 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
888 2010-01-14 Doug Kwan <dougkwan@google.com>
890 * arm.cc (map, utility): Include headers.
891 (Target_arm::apply_cortex_a8_workaround): New method.
892 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
893 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
894 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
895 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
896 the --[no-]fix-cortex-a8 command line options.
897 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
898 (Target_arm::relocate_stub): Use addend in instruction template.
899 * options.h (DEFINE_bool): Set the user-set flag.
900 (General_options): Add --[no-]-fix-cortex options.
901 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
902 : Update fast look-up map after conversion.
904 2010-01-14 Sriraman Tallam <tmsriram@google.com>
906 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
907 in the first pass of do_layout.
909 2010-01-13 Doug Kwan <dougkwan@google.com>
911 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
912 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
913 apparent compiler problem of not folding static constant integral
914 data members of elfcpp::Elf_sizes<32>.
916 2010-01-13 Doug Kwan <dougkwan@google.com>
918 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
919 Arm_relobj::section_needs_cortex_a8_stub_scanning,
920 Arm_relobj::scan_section_for_cortex_a8_erratum,
921 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
922 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
923 sections to scan for relocation stubs into a new method
924 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
925 relocation and Cortex-A8 stub scanning.
926 (Target_arm::do_relax): Force stubs to be after stubbed sections
927 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
928 the beginning of a new relaxation pass. Update a comment.
929 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
931 2010-01-12 Ian Lance Taylor <iant@google.com>
933 * target-reloc.h (visibility_error): New inline function.
934 (relocate_section): Call visibility_error.
935 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
936 (MOSTLYCLEANFILES): Likewise.
937 (protected_4_pic.o, protected_3.err): New targets.
938 * testsuite/protected_4.cc: New file.
940 2010-01-12 Doug Kwan <dougkwan@google.com>
942 * arm.cc (Cortex_a8_reloc): New class.
943 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
944 and cortex_a8_relocs_info_.
945 (Target_arm::fix_cortex_a8): New method definition.
946 (Target_arm::Cortex_a8_relocs_info): New type.
947 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
948 New data member declarations.
949 (Target_arm::scan_reloc_for_stub): Record information about
950 relocations for THUMB branches that might be exempted from the
951 Cortex-A8 workaround.
952 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
953 at the beginning of a relaxation pass.
955 2010-01-12 Doug Kwan <dougkwan@google.com>
957 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
958 (Arm_relobj::Mapping_symbol_position,
959 Arm_reloj::Mapping_symbol_position_less,
960 Arm_relobj::Mapping_symbols_info): New types.
961 (Target_arm::is_mapping_symbol_name): New method definition.
962 (Arm_relobj::do_count_local_symbols): Save information about mapping
965 2010-01-11 Doug Kwan <dougkwan@google.com>
967 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
968 Arm_relocate_functions::thumb32_branch_upper,
969 Arm_relocate_functions::thumb32_branch_lower,
970 Arm_relocate_functions::thumb32_cond_branch_offset,
971 Arm_relocate_functions::thumb32_cond_branch_upper,
972 Arm_relocate_functions::thumb32_cond_branch_lower,
973 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
974 branch offset encoding.
975 (Arm_relocate_functions::thumb_branch_common): Use new branch
976 offset encoding methods to avoid code duplication.
977 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
978 (Stub_addend_reader::operator()): Use new branch encoding method
979 to avoid code duplication.
981 2010-01-11 Doug Kwan <dougkwan@google.com>
983 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
984 (Target_arm::do_finalize_sections): Define special EXIDX section
985 symbols only if referenced.
986 * gc.h (Garbage_collection::add_reference): New method.
987 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
990 2010-01-11 Ian Lance Taylor <iant@google.com>
992 * script.cc (Version_script_info::build_expression_list_lookup):
993 Change complaing about duplicate wildcard match from error to
996 * script.cc (class Lazy_demangler): Recreate--revert part of patch
998 (Version_script_info::Version_script_info): Initialize globs_,
999 default_version_, default_is_global_, and exact_. Don't
1000 initialize globals_ or locals_.
1001 (Version_script_info::build_lookup_tables): Build local symbols
1003 (Version_script_info::unquote): New function.
1004 (Version_script_info::add_exact_match): New function.
1005 (Version_script_info::build_expression_list_lookup): Remove lookup
1006 parameter. Add is_global parameter. Change all callers. Handle
1007 wildcard pattern specially. Unquote pattern. Call
1009 (Version_script_info::get_name_to_match): New function.
1010 (Version_script_info::get_symbol_version): New function.
1011 (Version_script_info::get_symbol_version_helper): Remove.
1012 (Version_script_info::check_unmatched_names): Call unquote.
1013 * script.h (class Version_script_info): Change get_symbol_version
1014 to be non-inline and add is_global parameter; change all callers.
1015 Rewrite symbol_is_local. Update declarations. Define struct
1016 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1017 Remove globals_ and locals_ members. Add exact_, globs_,
1018 default_version_, is_global_.
1019 (Version_script_info::Glob): Remove pattern, add expression and
1020 is_global. Update constructor. Change all callers.
1021 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1023 (Versions::symbol_section_contents): If a symbol is undefined, or
1024 defined in a dynamic object, set the version index to
1026 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1028 (Symbol_table::add_from_pluginobj): Likewise.
1029 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1031 2010-01-11 Doug Kwan <dougkwan@google.com>
1033 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1034 (incremental_dump_LDADD): Add linking option for libintl.
1035 * Makefile.in: Regenerate.
1037 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1040 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1042 * testsuite/Makefile.in: Regenerated.
1044 2010-01-10 Doug Kwan <dougkwan@google.com>
1046 * options.h (DEFINE_var): Use parentheses around argument varname__
1047 in macro body to avoid any unintended subsequent substitutions.
1049 2010-01-10 Ian Lance Taylor <iant@google.com>
1051 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1052 candidates before doing symbol resolution.
1054 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1055 ODR candidates if only one is weak.
1057 2010-01-08 Ian Lance Taylor <iant@google.com>
1059 * script.cc (Version_script_info::build_expression_list_lookup):
1060 Don't warn about ambiguous version, just record the ambiguity.
1061 (Version_script_info::get_symbol_version_helper): Give error if
1062 version is ambiguous.
1064 2010-01-08 Doug Kwan <dougkwan@google.com>
1066 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1067 prev_data_size_ and prev_addralign_. Remove initializer for
1068 deleted data member has_been_changed_.
1069 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1070 to determine if the table is empty.
1071 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1073 (Stub_table::add_reloc_stub): Define method in class definition
1074 instead of just declaring it there.
1075 (Stub_table::add_cortex_a8_stub): New method definition.
1076 (Stub_table::update_data_size_and_addralign): Ditto.
1077 (Stub_table::finalize_stubs): Ditto.
1078 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1079 (Stub_table::do_addralign_): Return address alignment in the
1080 (Stub_table::do_reset_address_and_file_offset): Define method in
1081 class definition instead of declaring it there. Set current data
1082 size to be the data size of the previous pass.
1083 (Stub_table::set_final_data_size): Use current data size as the
1085 (Stub_table::relocate_stub): Change parameter type of stub from
1086 Reloc_stub pointer to Stub pointer.
1087 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1088 (Stub_table::Cortex_a8_stub_list): New typedef.
1089 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1090 Stub_table::prev_addralign_): New data member.
1091 (Arm_relobj::Arm_relobj): Initialize data member
1092 section_has_cortex_a8_workaround_.
1093 (Arm_relobj::section_has_cortex_a8_workaround,
1094 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1096 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1098 (Target_arm::relocate_stub): Change parameter type of stub from
1099 Reloc_stub pointer to Stub pointer.
1100 (Insn_template::size, Insn_template::alignment): Handle
1101 THUMB16_SPECIAL_TYPE.
1102 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1103 Stub_table::update_data_size_and_addralign,
1104 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1106 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1107 (Stub_table::do_write): Ditto.
1108 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1110 2010-01-08 Ian Lance Taylor <iant@google.com>
1113 * symtab.h (class Symbol): Remove fields is_target_special_ and
1114 has_plt_offset_. Add field is_defined_in_discarded_section_.
1115 (Symbol::is_defined_in_discarded_section): New function.
1116 (Symbol::set_is_defined_in_discarded_section): New function.
1117 (Symbol::has_plt_offset): Rewrite.
1118 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1119 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1120 Don't initialize is_target_special_ or has_plt_offset_.
1121 Initialize is_defined_in_discarded_section_.
1122 (Symbol_table::add_from_relobj): If appropriate, set
1123 is_defined_in_discarded_section.
1124 * resolve.cc (Symbol::override_base_with_special): Don't test
1125 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1126 * target-reloc.h (relocate_section): Do special handling for
1127 symbols defined in discarded sections for global symbols as well
1130 2010-01-08 Ian Lance Taylor <iant@google.com>
1132 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1133 the SHT_SYMTAB case.
1135 2010-01-08 Ian Lance Taylor <iant@google.com>
1137 * object.cc (Sized_relobj::do_layout): Don't get confused if
1138 layout_eh_frame returns NULL.
1140 2010-01-08 Ian Lance Taylor <iant@google.com>
1143 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1144 dynamic symbol table, use the normal symbol table.
1145 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1148 2010-01-08 Ian Lance Taylor <iant@google.com>
1151 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1154 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1156 * version.cc (print_version): Change to "Copyright 2010".
1158 2010-01-08 Ian Lance Taylor <iant@google.com>
1162 * i386.cc (class Target_i386): Change return type of plt_section
1164 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1165 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1166 tls_desc_rel_ field.
1167 (Output_data_plt_i386::rel_tls_desc): New function.
1168 (Target_i386::rel_tls_desc_section): New function.
1169 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1170 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1171 R_386_TLS_DESC reloc in rel_tls_desc_section.
1172 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1173 Define struct Tlsdesc_info.
1174 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1175 (Target_x86_64::do_reloc_symbol_index): New function.
1176 (Target_x86_64::add_tlsdesc_info): New function.
1177 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1178 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1180 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1182 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1183 (Target_x86_64::rela_tlsdesc_section): New function.
1184 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1186 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1187 (Target_x86_64::do_reloc_addend): New function.
1188 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1189 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1190 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1191 (Output_reloc::type): New function.
1192 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1193 (Output_reloc::is_target_specific): New function.
1194 (Output_reloc::target_arg): New function.
1195 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1196 absolute relocs and target specific relocs.
1197 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1198 add_target_specific.
1199 (class Output_data_reloc) [SHT_RELA]: Likewise.
1200 * output.cc (Output_reloc::Output_reloc): Add four new versions
1201 for absolute relocs and target specific relocs.
1202 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1203 (Output_reloc::get_symbol_index): Likewise.
1204 (Output_reloc::local_section_offset): Check that local_sym_index_
1205 is not TARGET_CODE or 0.
1206 (Output_reloc::symbol_value): Likewise.
1207 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1209 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1210 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1212 * layout.cc (add_target_dynamic_tags): Use output section for
1213 DT_PLTRELSZ and DT_JMPREL.
1215 2010-01-07 Ian Lance Taylor <iant@google.com>
1218 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1220 (class Output_data_reloc_generic): Define.
1221 (class Output_data_reloc_base): Change base class to
1222 Output_data_reloc_generic. Change add() method to call
1223 bump_relative_reloc_count for a relative reloc. Remove
1225 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1227 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1228 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1230 * layout.h (class Layout): Update declaration.
1232 2010-01-07 Ian Lance Taylor <iant@google.com>
1234 * output.h (class Output_data): Add const version of
1235 output_section and do_output_section.
1236 (class Output_section_data): Add const version of
1238 (class Output_section): Likewise.
1239 * layout.cc (Layout::add_target_dynamic_tags): New function.
1240 * layout.h (class Layout): Update declarations.
1241 * arm.cc (Target_arm::do_finalize_sections): Use
1242 add_target_dynamic_tags.
1243 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1244 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1245 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1246 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1248 2010-01-07 Ian Lance Taylor <iant@google.com>
1251 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1254 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1255 Ian Lance Taylor <iant@google.com>
1258 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1259 Xindex::read_symtab_xindex.
1261 2010-01-07 Doug Kwan <dougkwan@google.com>
1263 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1264 (Insn_template::thumb16_bcond_insn): New method declaration.
1265 (Insn_template): Fix spelling.
1266 (Stub::thumb16_special): New method declaration.
1267 (Stub::do_write): Define virtual method which was previously pure
1269 (Stub::do_thumb16_special): New method declaration.
1270 (Stub::do_fixed_endian_write): New template member.
1271 (Reloc_stub::do_write): Remove.
1272 (Reloc_stub::do_fixed_endian_write): Remove.
1273 (Cortex_a8_stub): New class definition.
1274 (Stub_factory::make_cortex_a8_stub): New method definition.
1275 (Stub_factory::Stub_factory): Add missing static storage class
1276 qualifier for elf32_arm_stub_a8_veneer_blx.
1278 2010-01-07 Ian Lance Taylor <iant@google.com>
1281 * options.h (class General_options): Add --warn-unresolved-symbols
1282 and --error-unresolved-symbols.
1283 * errors.cc (Errors::undefined_symbol): Implement
1284 --warn-unresolved-symbols.
1286 * options.h (class General_options): Add -z text and -z textoff.
1287 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1289 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1291 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1292 (Garbage_collection::cident_sections): New function.
1293 (Garbage_collection::add_cident_section): New function.
1294 (Garbage_collection::cident_sections_): New member.
1295 (gc_process_relocs): Add references to sections whose names are C
1297 * gold.h (cident_section_start_prefix): New constant.
1298 (cident_section_stop_prefix): New constant.
1299 (is_cident): New function.
1300 * layout.cc (Layout::define_section_symbols): Replace string constants
1301 with the newly defined constants.
1302 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1304 * testsuite/Makefile.am: Add gc_orphan_section_test.
1305 * testsuite/Makefile.in: Regenerate.
1306 * testsuite/gc_orphan_section_test.cc: New file.
1307 * testsuite/gc_orphan_section_test.sh: New file.
1309 2010-01-06 Ian Lance Taylor <iant@google.com>
1312 * options.h (class General_options): Add --warn-shared-textrel.
1313 * layout.cc (Layout::finish_dynamic_section): Implement
1314 --warn-shared-textrel.
1317 * options.h (class General_options): Add --warn-multiple-gp.
1319 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1321 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1322 $(THREADSLIB) and $(LIBDL).
1323 * Makefile.in: Rebuild.
1325 2010-01-06 Ian Lance Taylor <iant@google.com>
1328 * options.cc (General_options::parse_section_start): New function.
1329 (General_options::section_start): New function.
1330 (General_options::General_options): Initialize all members.
1331 * options.h: Include <map>
1332 (class General_options): Add --section-start. Add section_starts_
1334 * layout.cc (Layout::attach_allocated_section_to_segment): If
1335 --section-start was used, set the address of the segment. Remove
1336 local sort_sections.
1337 (Layout::relaxation_loop_body): If the address of the load segment
1338 has been set by --section-start, don't use it.
1339 * output.h (Output_segment::update_flags_for_output_section): New
1341 * output.cc (Output_segment::add_output_section): Call
1342 update_flags_for_output_section.
1344 2010-01-05 Ian Lance Taylor <iant@google.com>
1347 * options.h (class General_options): Add --undefined-version.
1348 * script.cc (struct Version_expression): Add was_matched_by_symbol
1350 (Version_script_info::matched_symbol): New function.
1351 (Version_script_info::get_symbol_version_helper): Call
1353 (Version_script_info::check_unmatched_names): New function.
1354 * script.h (class Version_script_info): Update declarations.
1355 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1357 * options.h (class General_options): Use DEFINE_bool_alias for
1358 allow_multiple_definition.
1359 * resolve.cc (Symbol_table::should_override): Don't test
1360 allow_multiple_definition.
1363 * options.h (class General_options): Add --cref.
1364 * main.cc (main): Print cref table if --cref. Don't close mapfile
1365 until after printing cref table.
1366 * cref.cc: Include "symtab.h".
1367 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1368 (Cref_table_compare::operator()): New function.
1369 (Cref_inputs::gather_cref): New function.
1370 (filecol): New static const.
1371 (Cref_inputs::print_cref): New function.
1372 (Cref::print_cref): New function.
1373 * cref.h: Include <cstdio>.
1374 (class Cref): Update declarations.
1375 * mapfile.h (Mapfile::file): New function.
1376 * object.h (class Object): Define Symbols. Declare virtual
1377 do_get_global_symbols.
1378 (Object::get_global_symbols): New function.
1379 * object.cc (Input_objects::add_object): Pass object to cref_ if
1381 (Input_objects::archive_start): Likewise.
1382 (Input_objects::archive_stop): Likewise.
1383 (Input_objects::print_cref): New function.
1384 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1385 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1387 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1389 * plugin.h (class Sized_pluginobj): Update declarations.
1391 2010-01-05 Ian Lance Taylor <iant@google.com>
1393 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1394 to is_default_version. Rename insdef to insdefault.
1395 (Symbol_table::add_from_relobj): Rename def to is_default_version
1396 and local to is_forced_local.
1397 (Symbol_table::add_from_pluginobj): Likewise.
1398 (Symbol_table::add_from_dynobj): Likewise.
1399 (Symbol_table::define_special_symbol): Rename insdef to
1402 2010-01-04 Ian Lance Taylor <iant@google.com>
1405 * options.h (class General_options): Add
1406 --allow-multiple-definition and -z muldefs.
1407 * resolve.cc (Symbol_table::should_override): Don't warn about a
1408 multiple symbol definition if --allow-multiple-definition or -z
1412 * options.h (class General_options): Add --add-needed and
1413 --copy-dt-needed-entries. Tweak --as-needed help entry.
1414 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1415 error if --copy-dt-needed-entries aka --add-needed is used and
1416 would cause a change in behaviour.
1419 * options.h (class General_options): Add -G as a short version of
1420 --shared. Add no-op options -assert, -g, and -i.
1422 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1424 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1425 check for .text or .gnu.linkonce.t sections.
1426 * icf.cc (Icf::find_identical_sections): Ditto.
1427 Change the detection for mangled function name within the section
1429 * icf.h (is_section_foldable_candidate): New function.
1431 2009-12-30 Ian Lance Taylor <iant@google.com>
1434 * options.h (class General_options): Permit two dashes with
1435 --retain-symbols-file.
1437 2009-12-30 Ian Lance Taylor <iant@google.com>
1440 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1441 don't put the file header and segment headers in the text
1445 * common.cc (Sort_commons::operator()): Stabilize sort when both
1447 (Symbol_table::do_allocate_commons_list): When allocating common
1448 symbols, skip a symbol which is no longer common.
1449 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1450 an object before checking its type.
1451 * testsuite/common_test_2.c: New file.
1452 * testsuite/common_test_3.c: New file.
1453 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1454 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1455 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1456 (common_test_2_pic.o, common_test_2.so): New targets.
1457 (common_test_3_pic.o, common_test_3.so): New targets.
1458 * testsuite/Makefile.in: Rebuild.
1461 * script.cc (read_input_script): If we see a new SECTIONS clause,
1462 and we have added an input section, give an error.
1463 * layout.h (class Layout): Add have_added_input_section function.
1464 Add have_added_input_section_ field.
1465 * layout.cc (Layout::Layout): Initialize
1466 have_added_input_section_.
1467 (Layout::layout): Set have_added_input_section_.
1468 (Layout::layout_eh_frame): Likewise.
1470 2009-12-30 Ian Lance Taylor <iant@google.com>
1473 * options.h (class General_options): Add --sort-common option.
1474 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1475 * common.cc (Sort_common): Add sort_order parameter to
1476 constructor. Add sort_order_ field.
1477 (Sort_commons::operator): Check sort_order_.
1478 (Symbol_table::allocate_commons): Determine the sort order.
1479 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1481 (Symbol_table::do_allocate_commons_list): Likewise.
1483 2009-12-30 Ian Lance Taylor <iant@google.com>
1486 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1487 symbols from this object, don't change the visibility of an
1489 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1491 2009-12-30 Ian Lance Taylor <iant@google.com>
1494 * script.h (class Version_script_info): Define Language enum.
1495 Update declarations. Define Glob, Exact, and Lookup types. Add
1496 new fields globals_, locals_, and is_finalized_.
1497 * script.cc: Various formatting fixes.
1498 (class Parser_closure): Change language_stack_ from a vector of
1499 std::string to one of Version_script_info::Language. Adjust all
1501 (class Lazy_demangler): Remove.
1502 (struct Version_expression): Change language from std::string to
1503 Version_script_info::Language.
1504 (Version_script_info::Version_script_info): New function.
1505 (Version_script_info::~Version_script_info): Don't call clear.
1506 (Version_script_info::finalize): New function.
1507 (Version_script_info::build_lookup_tables): New function.
1508 (Version_script_info::build_expression_list_lookup): New
1510 (Version_script_info::get_symbol_version_helper): Rewrite to use
1512 (Version_script_info::print_expression_list): Adjust to use
1513 Version_script_info::Language.
1514 (script_push_lex_into_version_mode): Check that the version script
1515 has not been finalized.
1516 (version_script_push_lang): Change language string to
1517 Version_script_info::Language.
1518 * options.cc (Command_line::version_script): New function.
1519 * options.h (class General_options): Add finalize_dynamic_list
1520 function. Change version_script from declaration to definition.
1521 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1522 * testsuite/version_script.map: Remove duplicate def of foo.
1523 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1525 * testsuite/Makefile.in: Rebuild.
1527 2009-12-30 Ian Lance Taylor <iant@google.com>
1530 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1531 if the input symbol index is 0, make the output symbol index 0.
1533 2009-12-30 Ian Lance Taylor <iant@google.com>
1536 * options.h (class General_options): Add -x/--discard-all.
1537 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1538 --discard-all. If the local symbol needs a dynamic entry, check
1539 that before handling --discard-locals.
1541 2009-12-30 Ian Lance Taylor <iant@google.com>
1544 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1546 (Output_segment::add_output_section): Don't change the flags if
1550 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1551 GNU hash table if they need a dynamic value. Otherwise, don't add
1552 them if they are defined in a dynamic object or are forced local.
1554 2009-12-29 Ian Lance Taylor <iant@google.com>
1557 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1558 .gnu.hash table for a 32-bit target.
1561 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1562 regular and a dynamic object only needs a dynamic symbol table
1563 entry if it is externally visible.
1566 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1567 constructor. Add global_offset_table_ field.
1568 (Target_i386::got_section): Set global_offset_table_.
1569 (Target_i386::do_finalize_sections): Set global_offset_table_
1571 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1572 in constructor. Add global_offset_table_ field.
1573 (Target_x86_64::got_section): Set global_offset_table_.
1574 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1577 * layout.cc (Layout::Layout): Initialize increase_relro_.
1578 (Layout::get_output_section): Add is_relro, is_last_relro, and
1579 is_first_non_relro parameters. Change all callers.
1580 (Layout::choose_output_section): Likewise.
1581 (Layout::add_output_section_data): Likewise.
1582 (Layout::make_output_section): Likewise.
1583 (Layout::set_segment_offsets): Clear increase_relro when using a
1585 * layout.h (class Layout): Add increase_relro method. Add
1586 increase_relro_ field. Update declarations.
1587 * output.cc (Output_section::Output_section): Initialize
1588 is_last_relro_ and is_first_non_relro_.
1589 (Output_segment::add_output_section): Group relro sections is
1590 do_sort is true. Handle is_last_relro and is_first_non_relro.
1591 (Output_segment::maximum_alignment): Remove relro handling.
1592 (Output_segment::set_section_addresses): Add increase_relro
1593 parameter. Change all callers. Add initial alignment to align
1594 relro sections on separate page. Remove old relro handling.
1595 (Output_segment::set_section_list_addresses): Remove in_relro
1596 parameter. Change all callers.
1597 (Output_segment::set_offset): Add increase parameter. Change all
1598 callers. Remove old relro handling.
1599 * output.h (class Output_section): Add new methods: is_last_relro,
1600 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1601 Add is_last_relro_ and is_first_non_relro_ fields.
1602 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1603 Create separate .got.plt section. Call increase_relro.
1604 * x86_64.cc (Target_x86_64::got_section): Likewise.
1605 * testsuite/relro_script_test.t: Add .got.plt.
1608 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1609 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1610 (Layout::finalize): Call set_dynamic_symbol_size.
1611 (Layout::set_dynamic_symbol_size): New function.
1612 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1613 set_dynamic_symbol_size.
1616 * output.h (class Output_section): Add is_entsize_zero_ field.
1617 * output.cc (Output_section::Output_section): Initialize
1619 (Output_section::set_entsize): If two different entsizes are
1620 requested, force it to zero.
1621 (Output_section::add_input_section): Set flags for .debug_str
1622 before updating section flags. Set entsize.
1623 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1624 and SHF_STRING if all input sections have those flags.
1626 2009-12-29 Rafael Espindola <espindola@google.com>
1628 * main.cc (main): Fix the sys time reporting.
1629 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1632 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1634 * options.cc (General_options::parse_version): Allow -v to exit
1635 without an error if there is nothing to link.
1637 2009-12-29 Ian Lance Taylor <iant@google.com>
1639 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1640 using a version of gcc before 4.1.
1641 * configure: Rebuild.
1643 2009-12-28 Chris Demetriou <cgd@google.com>
1645 * attributes.cc (Output_attributes_section_data::do_write): Use
1646 std::vector::front rather than std::vector::data.
1648 2009-12-28 Ian Lance Taylor <iant@google.com>
1650 * symtab.h (class Symbol_table): Add enum Defined.
1651 * resolve.cc (Symbol_table::should_override): Add defined
1652 parameter. Change all callers. Test whether object is NULL
1653 before calling a method on it.
1654 (Symbol_table::report_resolve_problem): Add defined parameter.
1656 (Symbol_table::should_override_with_special): Likewise.
1657 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1658 parameter. Change all callers.
1659 (Symbol_table::do_define_in_output_data): Likewise.
1660 (Symbol_table::define_in_output_segment): Likewise.
1661 (Symbol_table::do_define_in_output_segment): Likewise.
1662 (Symbol_table::define_as_constant): Likewise.
1663 (Symbol_table::do_define_as_constant): Likewise.
1664 * script.h (class Symbol_assignment): Add is_defsym parameter to
1665 constructor; change all callers.
1666 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1667 parameter. Change all callers. Add is_defsym_ field.
1668 (class Parser_closure): Add parsing_defsym parameter to
1669 constructor; change all callers. Add parsing_defsym accessor
1670 function. Add parsing_defsym_ field.
1672 2009-12-28 Ian Lance Taylor <iant@google.com>
1674 * gold.cc (queue_middle_tasks): Fix formatting.
1675 * object.cc (Relobj::is_section_name_included): Likewise.
1677 2009-12-23 Ian Lance Taylor <iant@google.com>
1679 * i386.cc (Target_i386::do_calls_non_split): Recognize
1680 -fsplit-stack prologue for a function with a static chain.
1681 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1682 -fsplit-stack prologue when using %r11.
1684 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1686 * options.cc (General_options::parse_version): Make -v continue and do
1687 the link like GNU ld does.
1689 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1691 * Makefile.am (CCFILES): Add timer.cc.
1692 (HFILES): Add timer.h.
1693 * configure.ac: Check for sysconf and times.
1694 * main.cc: include timer.h.
1695 (main): Use Timer instead of get_run_time.
1698 * workqueue.cc: include timer.h.
1699 (Workqueue::find_and_run_task):
1700 Report user, sys and wall time.
1701 * Makefile.in: Regenerate.
1702 * config.in: Regenerate.
1703 * configure: Regenerate.
1705 2009-12-16 Doug Kwan <dougkwan@google.com>
1707 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1709 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1710 relaxed input sections.
1711 * output.cc (Output_section::find_relaxed_input_section): Change
1712 return type to Output_relaxed_input_section pointer. Adjust code
1713 for new type of relaxed_input_section_map_.
1714 * output.h (Output_section::find_relaxed_input_section): Change
1715 return type to Output_relaxed_input_section pointer.
1716 (Output_section::Output_relaxed_input_section_by_input_section_map):
1718 (Output_section::relaxed_input_section_map_): Change type to
1719 Output_section::Output_relaxed_input_section_by_input_section_map.
1720 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1723 2009-12-15 Ian Lance Taylor <iant@google.com>
1725 * layout.cc (Layout::create_shstrtab): Only write out after input
1726 sections if we are compressing debug sections.
1728 2009-12-15 Ian Lance Taylor <iant@google.com>
1730 * archive.cc (Archive::add_symbols): Only look up a symbol without
1731 a version if there is, in fact, a version.
1733 2009-12-14 Ian Lance Taylor <iant@google.com>
1735 Revert -Wshadow changes, all changes from:
1736 2009-12-11 Doug Kwan <dougkwan@google.com>
1737 2009-12-11 Nick Clifton <nickc@redhat.com>
1738 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1740 2009-12-11 Doug Kwan <dougkwan@google.com>
1742 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1744 * attributes.cc (Object_attribute::size): Ditto.
1745 (Attributes_section_data::size): Ditto.
1746 (Attributes_section_data::Attributes_section_data): Ditto.
1747 (Output_attributes_section_data::do_write): Ditto.
1748 * attributes.h (Object_attribute::set_type): Ditto.
1749 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1751 2009-12-11 Nick Clifton <nickc@redhat.com>
1753 * archive.cc: Fix shadowed variable warnings.
1755 * compressed_output.cc: Likewise.
1756 * compressed_output.h: Likewise.
1757 * configure: Likewise.
1758 * dwarf_reader.cc: Likewise.
1759 * dynobj.cc: Likewise.
1760 * dynobj.h: Likewise.
1761 * ehframe.cc: Likewise.
1762 * ehframe.h: Likewise.
1763 * errors.cc: Likewise.
1764 * expression.cc: Likewise.
1765 * fileread.cc: Likewise.
1766 * fileread.h: Likewise.
1767 * freebsd.h: Likewise.
1768 * i386.cc: Likewise.
1770 * incremental.h: Likewise.
1771 * layout.cc: Likewise.
1772 * layout.h: Likewise.
1773 * mapfile.cc: Likewise.
1774 * merge.cc: Likewise.
1775 * merge.h: Likewise.
1776 * object.cc: Likewise.
1777 * object.h: Likewise.
1778 * options.h: Likewise.
1779 * output.cc: Likewise.
1780 * output.h: Likewise.
1781 * parameters.cc: Likewise.
1782 * plugin.cc: Likewise.
1783 * powerpc.cc: Likewise.
1784 * reduced_debug_output.cc: Likewise.
1785 * reduced_debug_output.h: Likewise.
1786 * reloc.cc: Likewise.
1787 * reloc.h: Likewise.
1788 * resolve.cc: Likewise.
1789 * script-sections.cc: Likewise.
1790 * script.cc: Likewise.
1791 * script.h: Likewise.
1792 * sparc.cc: Likewise.
1793 * symtab.cc: Likewise.
1794 * symtab.h: Likewise.
1795 * target-select.cc: Likewise.
1796 * target-select.h: Likewise.
1797 * token.h: Likewise.
1798 * workqueue.cc: Likewise.
1799 * workqueue.h: Likewise.
1800 * x86_64.cc: Likewise.
1802 2009-12-10 Doug Kwan <dougkwan@google.com>
1804 * arm.cc (attributes.h): New include.
1805 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1806 (Arm_relobj::~Arm_relobj): Delete object pointed by
1807 attributes_section_data_.
1808 (Arm_relobj::attributes_section_data): New method definition.
1809 (Arm_relobj::attributes_section_data_): New data member declaration.
1810 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1811 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1812 attributes_section_data_.
1813 (Arm_dynobj::attributes_section_data): New method definition.
1814 (Arm_dynobj::attributes_section_data_): New data member declaration.
1815 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1816 initialization value of may_use_blx_ to false.
1817 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1818 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1819 object attributes to compute results instead of hard-coding.
1820 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1821 Target_arm::get_secondary_compatible_arch,
1822 Target_arm::set_secondary_compatible_arch
1823 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1824 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1825 New method declarations.
1826 (Target_arm::get_aeabi_object_attribute): New method definition.
1827 (Target_arm::attributes_section_data_): New data member declaration.
1828 (read_arm_attributes_section): New template definition.
1829 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1830 (Arm_dynobj::do_read_symbols): Ditto.
1831 (Target_arm::do_finalize_sections): Merge attributes sections from
1832 input. Check for BLX use after attributes section merging.
1833 Fix __exidx_start and __exidx_end visibility. Create an
1834 .ARM.attributes section if necessary.
1835 (Target_arm::get_secondary_compatible_arch,
1836 Target_arm::set_secondary_compatible_arch,
1837 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1838 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1839 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1840 New method definitions.
1842 2009-12-09 Ian Lance Taylor <iant@google.com>
1844 * plugin.cc (Plugin::load): Don't cast from void* to a function
1847 2009-12-09 Ian Lance Taylor <iant@google.com>
1849 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1852 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1854 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1855 Replace two_file_shared_1.so with two_file_shared_2.so.
1856 * testsuite/Makefile.in: Regenerated.
1858 2009-12-08 Doug Kwan <dougkwan@google.com>
1860 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1861 (HFILES): Add attributes.h and int_encoding.h.
1862 * Makefile.in: Regenerate.
1863 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1864 function definitions to int_encoding.cc
1865 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1866 prototypes to int_encoding.h
1867 * reduced_debug_output.cc (int_encoding.h): New include.
1868 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1869 function definitions to int_encoding.cc
1870 (insert_into_vector, read_from_pointer): Move template definitions to
1872 * attributes.cc: New file.
1873 * attributes.h: New file.
1874 * int_encoding.cc: New file.
1875 * int_encoding.h: New file.
1877 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1880 * incremental-dump.cc (dump_incremental_inputs): New.
1881 (main): Use dump_incremental_inputs.
1883 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1886 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1887 checking elfcpp::STT_FUNC.
1888 (Target_i386::Relocate::relocate): Likewise.
1889 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1891 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1892 symbols from shared libraries into normal FUNC symbols.
1894 * symtab.h (Symbol): Add is_func and use it.
1896 2009-12-05 Doug Kwan <dougkwan@google.com>
1898 * arm.cc (Target_arm::arm_info): Initialize new fields
1899 attributes_section and attributes_vendor.
1900 * i386.cc (Target_i386::i386_info): Same.
1901 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1902 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1903 fields attributes_section and attributes_vendor.
1904 * sparc.cc (Target_sparc::sparc_info): Same.
1905 * target.h (Target::attributes_section, Target::attributes_vendor,
1906 Target::is_attributes_section, Target::attribute_arg_type,
1907 Target::attributes_order): New method definitions.
1908 (Target::Target_info::attributes_section,
1909 Target::Target_info::attributes_vendor): New fields.
1910 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1911 virtual method definitions.
1912 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1913 attributes_section and attributes_vendor.
1914 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1916 2009-12-05 Doug Kwan <dougkwan@google.com>
1918 * arm.cc: Update comments about interworking and stub generation.
1919 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1920 considered as non-PIC.
1921 (Arm_relocate_functions::base_abs): Fix formatting.
1922 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1923 of function to use GOT entry address instead of offset.
1924 (Target_arm::Scan::global): Issue an error if a symbol would need a
1925 PLT does not get one because it is untyped. Remove code to create
1926 dynamic symbols for relative branches.
1927 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1928 takes unsigned integer instead of boolean.
1930 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1932 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1933 (two_file_test_LDADD): Likewise.
1934 (common_test_1_LDADD): Likewise.
1935 (exception_test_LDADD) Likewise.
1936 (weak_test_LDADD): Likewise.
1937 (many_sections_test_LDADD): Likewise.
1938 (initpri1_LDADD): Likewise.
1939 (script_test_1_LDADD): Likewise.
1940 (script_test_2_LDADD): Likewise.
1941 (justsyms_LDADD): Likewise.
1942 (binary_test_LDADD): Likewise.
1943 (large_LDADD): Likewise.
1944 * testsuite/Makefile.in: Regenerated.
1946 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1948 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1949 (Symbol_table::override_with_special): Likewise.
1950 (Symbol_table::add_from_object): Likewise.
1952 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1954 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1955 Don't set the data_offset twice.
1957 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1959 * testsuite/Makefile.in: Regenerate.
1961 2009-12-03 Doug Kwan <dougkwan@google.com>
1963 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1964 (Target_arm::do_finalize_sections): Add parameter for symbol table
1965 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1966 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1967 parameter for symbol table pointer.
1968 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1969 an additional parameter for a pointer to symbol table.
1970 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1971 parameter for a symbol table pointer.
1972 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1973 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1975 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1976 parameter for a symbol table pointer.
1978 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1980 * incremental.cc (Incremental_inputs_header)
1981 (Incremental_inputs_header_write, Incremental_inputs_entry)
1982 (Incremental_inputs_entry_write): Move ...
1983 * incremental.h (Incremental_inputs_header)
1984 (Incremental_inputs_header_write, Incremental_inputs_entry)
1985 (Incremental_inputs_entry_write): here.
1987 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1989 * incremental.cc (make_sized_incremental_binary): Set the target.
1990 Error if it is incompatible.
1991 * output.h (Output_file): Add filename method.
1993 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1995 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1996 from the get_* methods.
1998 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2000 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2001 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2002 Write 0 for the data_offset of scripts.
2004 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
2006 * testsuite/Makefile.am: Add the incremental_test.sh test.
2007 * testsuite/incremental_test.sh: New.
2008 * testsuite/incremental_test_1.c: New.
2009 * testsuite/incremental_test_2.c: New.
2011 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
2013 * incremental-dump.cc (main): Fix typos.
2015 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
2018 * incremental-dump.cc (main): Use llu to print 64 bit values.
2020 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2021 H.J. Lu <hongjiu.lu@intel.com>
2023 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2025 (incremental_dump_LDADD): Likewise.
2026 * Makefile.in: Regenerated.
2028 2009-11-25 Doug Kwan <dougkwan@google.com>
2032 2009-11-25 Doug Kwan <dougkwan@google.com>
2034 * arm.cc (Target_arm::Target_arm): Move method definition
2035 outside of class definition. Add code to handle
2036 --target1-rel, --target1-abs and --target2= options.
2037 (Target_arm::get_reloc_reloc_type): Change method to be
2038 non-static and const.
2039 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2040 New data member declaration.
2041 (Target_arm::Scan::local, Target_arm::Scan::global,
2042 Target_arm::Relocate::relocate,
2043 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2044 Adjust call to Target_arm::get_real_reloc_type.
2045 (Target_arm::get_real_reloc_type): Use command line options
2046 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2047 * options.h (--target1-rel, --target1-abs, --target2): New
2050 2009-11-25 Doug Kwan <dougkwan@google.com>
2052 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2053 class definition. Add code to handle --target1-rel, --target1-abs
2054 and --target2= options.
2055 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2057 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2059 (Target_arm::Scan::local, Target_arm::Scan::global,
2060 Target_arm::Relocate::relocate,
2061 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2062 call to Target_arm::get_real_reloc_type.
2063 (Target_arm::get_real_reloc_type): Use command line options to
2064 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2065 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2068 2009-11-25 Doug Kwan <dougkwan@google.com>
2070 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2071 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2072 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2074 (Arm_relocate_functions::thm_call): Replace body with a call to
2075 Arm_relocate_functions::thumb_branch_common.
2076 (Arm_relocate_functions::thm_jump24,
2077 Arm_relocate_functions::thm_xpc22): New method definitions.
2078 (Arm_relocate_functions::thumb_branch_common): New method definition.
2079 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2081 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2082 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2084 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2086 * Makefile.am: Build incremental-dump
2087 * Makefile.in: Regenerate.
2088 * incremental-dump.cc: New.
2089 * incremental.cc (Incremental_inputs_header_data,
2090 Incremental_inputs_entry_data): Move to incremental.h
2091 * incremental.h: (Incremental_inputs_header_data,
2092 Incremental_inputs_entry_data): Move from incremental.cc
2094 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2096 * incremental.cc (Incremental_inputs_header,
2097 Incremental_inputs_header_write, Incremental_inputs_entry,
2098 Incremental_inputs_entry_write): Add a typedef with the data type.
2100 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2102 * incremental.cc (Incremental_inputs_header,
2103 Incremental_inputs_header_write, Incremental_inputs_entry,
2104 Incremental_inputs_entry_write): Update comment about which
2105 type has the filed descriptions.
2107 2009-11-15 Doug Kwan <dougkwan@google.com>
2109 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2110 (Arm_relocate_functions::arm_branch_common): Change method defintion
2111 in class definition to a method declaration and update list of formal
2113 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2114 Arm_relocation_functions::jump24): Adjust call to
2115 Arm_relocate_functions::arm_branch_common. Update list of formal
2117 (Arm_relocate_functions::xpc25): New method definition.
2118 (Arm_relocate_functions::arm_branch_common): Move method defintion
2119 out from class definition. Use stubs for mode-switching and extending
2121 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2122 specially. Change code to enable use of stubs in ARM branches.
2124 2009-11-10 Doug Kwan <dougkwan@google.com>
2126 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2127 in method declaration.
2128 (Target_arm::relocate_stub): New method declaration.
2129 (Target_arm::default_target): Change to return a pointer instead of
2131 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2132 Target_arm::default_target.
2133 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2135 (Target_arm::relocate_section): Adjust view.
2136 (Target_arm::relocate_stub): New method definition.
2138 2009-11-10 Doug Kwan <dougkwan@google.com>
2140 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2142 * incremental.cc (open_incremental_binary): Initialized local
2143 variables to avoid warnings.
2144 * object.cc (make_elf_object): Ditto.
2145 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2148 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2151 * testsuite/plugin_test.c: Include "config.h".
2153 2009-11-09 Doug Kwan <dougkwan@google.com>
2155 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2156 (arm_symbol_value): Remove.
2157 (Arm_relocate_functions::arm_branch_common,
2158 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2159 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2160 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2161 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2162 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2163 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2164 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2165 Arm_relocate_functions::thm_mobw_abs_nc,
2166 Arm_relocate_functions::thm_mov_abs,
2167 Arm_relocate_functions::movw_prel_nc,
2168 Arm_relocate_functions::thm_movt_abs,
2169 Arm_relocate_functions::movt_prel,
2170 Arm_relocate_functions::thm_movw_prel_nc,
2171 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2172 (Target_arm::Relocate::relocate): Only decompose address into two
2173 parts if relocation type uses the thumb-bit and pass the actual
2174 bit instead of a flag indicating that the thumb-bit is used. Adjust
2175 calls to methods in Arm_relocate_functions for this change.
2177 2009-11-08 Ian Lance Taylor <iant@google.com>
2180 * reloc.cc: Instantiate
2181 Sized_relobj::initialize_input_to_output_maps and
2182 Sized_relobj:free_input_to_output_maps.
2184 2009-11-06 Ian Lance Taylor <iant@google.com>
2187 * defstd.cc (in_segment): Set only_if_ref true for "end".
2189 2009-11-06 Doug Kwan <dougkwan@google.com>
2191 * arm.cc (class Reloc_stub): Correct a comment.
2192 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2193 (Target_arm::scan_section_for_stubs): New method declaration.
2194 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2195 Change methods from private to protected.
2196 (Target_arm::do_may_relax): New method definition.
2197 (Target_arm::do_relax, Target_arm::group_sections,
2198 Target_arm::scan_reloc_for_stub,
2199 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2200 (Target_arm::arm_input_section_map_): New data member declaration.
2201 (Target_arm::scan_reloc_for_stub,
2202 Target_arm::scan_reloc_section_for_stubs,
2203 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2204 Target_arm::do_relax): New method definitions.
2206 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2208 * configure.ac: Check for (struct stat)::st_mtim
2209 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2210 * config.in: Regenerate.
2211 * configure: Regenerate.
2213 2009-11-05 Ian Lance Taylor <iant@google.com>
2216 * output.cc (Output_segment::add_output_section): Add missing
2219 2009-11-04 Ian Lance Taylor <iant@google.com>
2222 * object.h (class Object): Add is_needed and set_is_needed
2223 methods. Add is_needed_ field. Make bool fields into bitfields.
2224 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2225 defined in a dynamic object and referenced by a regular object,
2226 set is_needed for the dynamic object.
2227 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2228 if the file is marked with as_needed and it is not needed.
2230 2009-11-04 Ian Lance Taylor <iant@google.com>
2233 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2234 tags if data is discarded by linker script.
2235 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2236 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2237 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2238 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2240 2009-11-04 Ian Lance Taylor <iant@google.com>
2242 * layout.cc (Layout::get_output_section): Add is_interp and
2243 is_dynamic_linker_section parameters. Change all callers.
2244 (Layout::choose_output_section): Likewise.
2245 (Layout::make_output_section): Likewise.
2246 (Layout::add_output_section_data): Add is_dynamic_linker_section
2247 parameter. Change all callers.
2248 * layout.h (class Layout): Update declarations.
2249 * output.h (class Output_section): Add is_interp, set_is_interp,
2250 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2251 Add is_interp_, is_dynamic_linker_section_ fields. Change
2252 generate_code_fills_at_write_ to a bitfield.
2253 * output.cc (Output_section::Output_sections): Initialize new
2255 (Output_segment::add_output_section): Add do_sort parameter.
2258 2009-11-03 Ian Lance Taylor <iant@google.com>
2261 * options.h (class General_options): Add --warn-common.
2262 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2263 merging two common symbols.
2264 (Symbol_table::should_override): Handle --warn-common when merging
2265 a common symbol with a defined symbol. Use report_resolve_problem
2266 for multiple definitions.
2267 (Symbol_table::report_resolve_problem): New function.
2268 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2270 2009-11-03 Doug Kwan <dougkwan@google.com>
2272 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2274 (Target_arm::stub_factory): New method definition.
2275 (Target_arm::new_arm_input_section,
2276 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2277 Target_arm::reloc_uses_thumb_bit): New method declarations.
2278 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2279 New type definitions.
2280 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2281 member declarations.
2282 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2283 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2284 New method definitions.
2286 2009-11-03 Ian Lance Taylor <iant@google.com>
2288 * options.h (class General_options): Add --warn_constructors.
2290 2009-11-03 Ian Lance Taylor <iant@google.com>
2293 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2294 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2296 2009-11-03 Ian Lance Taylor <iant@google.com>
2299 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2300 --msgid-bugs-address.
2301 (install-pdf): New target.
2302 (install-data_yes): Look up one directory to find mkinstalldirs.
2304 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2306 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2309 2009-10-30 Doug Kwan <dougkwan@google.com>
2311 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2313 2009-10-30 Doug Kwan <dougkwan@google.com>
2315 * arm.cc (Stub_addend_reader): New struct template definition
2316 and partial specializations.
2317 (Stub_addend_reader::operator()): New method definition for a
2318 partially specialized template.
2320 2009-10-30 Doug Kwan <dougkwan@google.com>
2322 * arm.cc (Arm_relobj::processor_specific_flags): New method
2324 (Arm_relobj::do_read_symbols): New method declaration.
2325 (Arm_relobj::processor_specific_flags_): New data member declaration.
2326 (Arm_dynobj): New class definition.
2327 (Target_arm::do_finalize_sections): Add input_objects parameter.
2328 (Target_arm::do_adjust_elf_header): New method declaration.
2329 (Target_arm::are_eabi_versions_compatible,
2330 (Target_arm::merge_processor_specific_flags): New method declaration.
2331 (Target_arm::do_make_elf_object): New overloaded method definitions
2333 (Arm_relobj::do_read_symbols): New method definition.
2334 (Arm_dynobj::do_read_symbols): Ditto.
2335 (Target_arm::do_finalize_sections): Add input_objects parameters.
2336 Merge processor-specific flags from all input objects.
2337 (Target_arm::are_eabi_versions_compatible,
2338 Target_arm::merge_processor_specific_flags,
2339 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2340 New method definitions.
2341 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2342 Input_objects pointer type parameter.
2343 * layout.cc (Layout::finalize): Pass input objects to target's.
2344 finalize_sections function.
2345 * output.cc (Output_file_header::do_sized_write): Set ELF file
2346 header's processor-specific flags.
2347 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2348 Input_objects pointer type parameter.
2349 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2350 * target.h (Input_objects): New forward class declaration.
2351 (Target::processor_specific_flags,
2352 Target::are_processor_specific_flags_sect): New method definitions.
2353 (Target::finalize_sections): Add input_objects parameter.
2354 (Target::Target): Initialize processor_specific_flags_ and
2355 are_processor_specific_flags_set_.
2356 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2358 (Target::set_processor_specific_flags): New method definition.
2359 (Target::processor_specific_flags_,
2360 Target::are_processor_specific_flags_set_): New data member
2362 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2363 Input_objects pointer type parameter.
2365 2009-10-30 Doug Kwan <dougkwan@google.com>
2367 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2369 2009-10-28 Ian Lance Taylor <iant@google.com>
2371 * object.h (class Relobj): Drop options parameter from
2372 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2373 do_scan_relocs, do_relocate. Change all callers.
2374 (class Sized_relobj): Drop options parameters from
2375 do_gc_process_relocs, do_scan_relocs, do_relocate,
2376 do_relocate_sections, relocate_sections, emit_relocs_scan,
2377 emit_relocs_scan_reltype. Change all callers.
2378 (struct Relocate_info): Remove options field and all references to
2380 * reloc.h (class Read_relocs): Remove options constructor
2381 parameter and options_ field. Change all callers.
2382 (class Gc_process_relocs, class Scan_relocs): Likewise.
2383 (class Relocate_task): Likewise.
2384 * target-reloc.h (scan_relocs): Remove options parameter. Change
2386 (scan_relocatable_relocs): Likewise.
2387 * target.h (class Sized_target): Remove options parameter from
2388 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2390 * gc.h (gc_process_relocs): Remove options parameter. Change all
2392 * arm.cc: Update functions to remove options parameters.
2393 * i386.cc: Likewise.
2394 * powerpc.cc: Likewise.
2395 * sparc.cc: Likewise.
2396 * x86_64.cc: Likewise.
2397 * testsuite/testfile.cc: Likewise.
2399 2009-10-28 Doug Kwan <dougkwan@google.com>
2401 * arm.cc (Arm_relobj): New class definition.
2402 (Arm_relobj::scan_sections_for_stubs,
2403 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2404 New method definitions.
2406 2009-10-28 Cary Coutant <ccoutant@google.com>
2408 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2409 (Plugin::cleanup_done_): New member.
2410 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2411 (Plugin_manager::cleanup_done_): Remove.
2412 (Plugin_manager::add_input_file): Edit error message.
2413 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2414 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2416 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2418 * fileread.cc: (File_read::View::~View): Use the new
2419 data_ownership_ filed.
2420 (File_read::~File_read): Dispose the new whole_file_view_.
2421 (File_read::open): Mmap the whole file if needed.
2422 (File_read::open): Use whole_file_view_ instead of contents_.
2423 (File_read::find_view): Use whole_file_view_ if applicable.
2424 (File_read::do_read): Use whole_file_view_ instead of contents_.
2425 (File_read::make_view): Use whole_file_view_ instead of contents_,
2426 update File_read::View::View call.
2427 (File_read::find_or_make_view): Update File_read::View::View
2429 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2431 (File_read::View::Data_ownership): New enum.
2432 (File_read::View::View): Replace bool mapped_ with Data_ownership
2434 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2435 (File_read::View::data_ownership_): New field.
2436 (File_read::contents_): Remove (replaced by whole_file_view_).
2437 (File_read::whole_file_view_): New field.
2438 * options.h (class General_options): Add --keep-files-mapped.
2440 2009-10-27 Cary Coutant <ccoutant@google.com>
2442 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2443 * testsuite/Makefile.am (plugin_test_5): New test case.
2444 * testsuite/Makefile.in: Regenerate.
2446 2009-10-25 Doug Kwan <dougkwan@google.com>
2448 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2449 from private to protected to allow access by child class.
2450 (Sized_relobj::do_relocate_sections): New method declaration.
2451 (Sized_relobj::relocate_sections): Virtualize.
2452 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2453 Sized_relobj::relocate_sections. Instantiate template explicitly
2454 for different target sizes and endianity.
2456 2009-10-24 Doug Kwan <dougkwan@google.com>
2458 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2459 (Arm_input_section::as_arm_input_section): New method.
2460 (Arm_output_section): New class definition.
2461 (Arm_output_section::create_stub_group,
2462 Arm_output_section::group_sections): New method definitions.
2464 2009-10-22 Doug Kwan <dougkwan@google.com>
2466 * arm.cc (Arm_input_section): New class definition.
2467 (Arm_input_section::init, Arm_input_section:do_write,
2468 Arm_input_section::set_final_data_size,
2469 Arm_input_section::do_reset_address_and_file_offset): New method
2472 2009-10-21 Doug Kwan <dougkwan@google.com>
2474 * arm.cc (Stub_table, Arm_input_section): New forward class
2476 (Stub_table): New class defintion.
2477 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2478 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2479 New method definition.
2481 2009-10-21 Doug Kwan <dougkwan@google.com>
2483 * arm.cc: Update copyright comments.
2484 (Target_arm): New forward class template declaration.
2485 (Arm_address): New type.
2486 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2487 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2488 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2490 (Insn_template): Same.
2491 (DEF_STUBS): New macro.
2492 (Stub_type): New enum type.
2493 (Stub_template): New class definition.
2496 (Stub_factory): Same.
2497 (Target_arm::Target_arm): Initialize may_use_blx_ and
2498 should_force_pic_veneer_.
2499 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2500 Target_arm::should_force_pic_veneer,
2501 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2502 Target_arm::using_thumb_only, Target_arm:;default_target): New
2504 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2505 New data member declarations.
2506 (Insn_template::size, Insn_template::alignment): New method defintions.
2507 (Stub_template::Stub_template): New method definition.
2508 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2509 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2510 (Stub_factory::Stub_factory): New method definition.
2511 * gold.h (string_hash): New template.
2512 * output.h (Input_section_specifier::hash_value): Use
2514 (Input_section_specifier::string_hash): Remove.
2515 * stringpool.cc (Stringpool_template::string_hash): Use
2518 2009-10-20 Doug Kwan <dougkwan@google.com>
2520 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2521 symbols of relaxed input sections.
2522 * output.h (Output_section::find_relaxed_input_section): Make
2525 2009-10-16 Doug Kwan <dougkwan@google.com>
2527 * dynobj.cc (Versions::Versions): Initialize version_script_.
2528 Only insert base version symbol definition for a shared object
2529 if version script defines any version versions.
2530 (Versions::define_base_version): New method definition.
2531 (Versions::add_def): Check that base version is not needed.
2532 (Versions::add_need): Define base version lazily.
2533 * dynobj.h (Versions::define_base_version): New method declaration.
2534 (Versions::needs_base_version_): New data member declaration.
2535 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2536 (check_DATA): Add no_version_test.stdout.
2537 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2539 * testsuite/Makefile.in: Regenerate.
2540 * testsuite/no_version_test.c: New file.
2541 * testsuite/no_version_test.sh: Ditto.
2543 2009-10-16 Doug Kwan <dougkwan@google.com>
2545 * expression.cc (class Segment_start_expression): New class definition.
2546 (Segment_start_expression::value): New method definition.
2547 (script_exp_function_segment_start): Return a new
2548 Segment_start_expression.
2549 * gold/script-c.h (script_saw_segment_start_expression): New function
2551 * script-sections.cc (Script_sections::Script_sections): Initialize
2552 SAW_SEGMENT_START_EXPRESSION_ to false.
2553 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2554 and -Tbbs options to specify section addresses if given in
2555 command line and no SEGMENT_START expression is seen in a script.
2556 * script-sections.h (Script_sections::saw_segment_start_expression,
2557 Script_sections::set_saw_segment_start_expression): New method
2559 (Script_sections::saw_segment_start_expression_): New data member
2561 * script.cc (script_saw_segment_start_expression): New function.
2562 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2563 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2564 script_test_7.sh and script_test_8.sh.
2565 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2566 script_test_8.stdout.
2567 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2568 (script_test_6, script_test_6.stdout, script_test_7,
2569 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2570 * Makefile.in: Regenerate.
2571 * testsuite/script_test_6.sh: New file.
2572 * testsuite/script_test_6.t: Same.
2573 * testsuite/script_test_7.sh: Same.
2574 * testsuite/script_test_7.t: Same.
2575 * testsuite/script_test_8.sh: Same.
2577 2009-10-16 Doug Kwan <dougkwan@google.com>
2579 * output.cc (Output_segment::set_section_list_address): Cast
2580 expressions to unsigned long long type to avoid format warnings.
2582 2009-10-15 Ian Lance Taylor <iant@google.com>
2584 * script.cc (Script_options::add_symbol_assignment): Always add a
2585 dot assignment to script_sections_.
2586 * script-sections.cc (Script_sections::add_dot_assignment):
2587 Initialize if necessary.
2589 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2590 program headers with no load segment if there is a linker script.
2592 * layout.cc (Layout::set_segment_offsets): Align the file offset
2593 to the segment aligment for -N or -n with no load segment.
2594 * output.cc (Output_segment::add_output_section): Don't crash if
2595 the first section is a TLS section.
2596 (Output_segment::set_section_list_addresses): Print an error
2597 message if the address moves backward in a linker script.
2598 * script-sections.cc
2599 (Output_section_element_input::set_section_addresses): Don't
2600 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2601 (Orphan_output_section::set_section_addresses): Likewise.
2603 2009-10-15 Doug Kwan <dougkwan@google.com>
2605 * layout.cc (Layout::finish_dynamic_section): Generate tags
2606 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2607 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2608 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2610 2009-10-14 Ian Lance Taylor <iant@google.com>
2612 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2614 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2615 data_shdr fields of relinfo.
2616 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2617 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2618 R_386_TLS_LDO_32, adjust based on section flags.
2619 (Target_i386::Relocate::fix_up_ldo): Remove.
2621 2009-10-13 Ian Lance Taylor <iant@google.com>
2623 Add support for -pie.
2624 * options.h (class General_options): Add -pie and
2626 (General_options::output_is_position_independent): Test -pie.
2627 (General_options::output_is_executable): Return true if not shared
2628 and not relocatable.
2629 (General_options::output_is_pie): Remove.
2630 * options.cc (General_options::finalize): Reject incompatible uses
2632 * gold.cc (queue_middle_tasks): A -pie link is not static.
2633 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2634 * symtab.cc (Symbol::final_value_is_known): Return false if
2635 output_is_position_independent.
2636 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2637 output_is_position_independent.
2638 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2639 output_is_position_independent.
2640 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2641 output_is_position_independent.
2642 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2644 (basic_pie_test.o, basic_pie_test): New targets.
2645 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2646 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2647 (two_file_pie_test): New target.
2648 * testsuite/Makefile.in: Rebuild.
2649 * README: Remove note saying that -pie is not supported.
2651 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2653 * options.h (class General_options): Add -init and -fini.
2654 * layout.cc (Layout::finish_dynamic_section): Emit
2655 given init and fini functions.
2657 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2659 * gc.h (gc_process_relocs): Check if icf is enabled using new
2661 * gold.cc (queue_initial_tasks): Likewise.
2662 (queue_middle_tasks): Likewise.
2663 * object.cc (do_layout): Likewise.
2664 * symtab.cc (is_section_folded): Likewise.
2665 * main.cc (main): Likewise.
2666 * reloc.cc (Read_relocs::run): Likewise.
2667 (Sized_relobj::do_scan_relocs): Likewise.
2668 * icf.cc (is_function_ctor_or_dtor): New function.
2669 (Icf::find_identical_sections): Check if function is ctor or dtor when
2671 * options.h (General_options::icf): Change option to be an enum.
2672 (Icf_status): New enum.
2673 (icf_enabled): New method.
2674 (icf_safe_folding): New method.
2675 (set_icf_status): New method.
2676 (icf_status_): New variable.
2677 * (options.cc) (General_options::finalize): Set icf_status_.
2678 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2679 icf_test and icf_keep_unique_test to use the --icf enum flag.
2680 * testsuite/icf_safe_test.sh: New file.
2681 * testsuite/icf_safe_test.cc: New file.
2683 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2685 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2686 includes to gc.h and icf.h.
2687 * arm.cc: Include gc.h.
2688 * gold.cc: Likewise.
2689 * i386.cc: Likewise.
2690 * powerpc.cc: Likewise.
2691 * sparc.cc: Likewise.
2692 * x86_64.cc: Likewise.
2693 * gc.h: Include icf.h.
2695 2009-10-11 Ian Lance Taylor <iant@google.com>
2697 * plugin.cc: Include "gold.h" before other header files.
2699 2009-10-10 Chris Demetriou <cgd@google.com>
2701 * options.h (Input_file_argument::Input_file_type): New enum.
2702 (Input_file_argument::is_lib_): Replace with...
2703 (Input_file_argument::type_): New member.
2704 (Input_file_argument::Input_file_argument): Take Input_file_type
2705 'type' rather than boolean 'is_lib' as second argument.
2706 (Input_file_argument::is_lib): Use type_.
2707 (Input_file_argument::is_searched_file): New function.
2708 (Input_file_argument::may_need_search): Handle is_searched_file.
2709 * options.cc (General_options::parse_library): Support -l:filename.
2710 (General_options::parse_just_symbols): Update for Input_file_argument
2712 (Command_line::process): Likewise.
2713 * archive.cc (Archive::get_file_and_offset): Likewise.
2714 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2715 * script.cc (read_script_file, script_add_file): Likewise.
2716 * fileread.cc (Input_file::Input_file): Likewise.
2717 (Input_file::will_search_for): Handle is_searched_file.
2718 (Input_file::open): Likewise.
2719 * readsyms.cc (Read_symbols::get_name): Likewise.
2720 * testsuite/Makefile.am (searched_file_test): New test.
2721 * testsuite/Makefile.in: Regenerate.
2722 * testsuite/searched_file_test.cc: New file.
2723 * testsuite/searched_file_test_lib.cc: New file.
2725 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2726 Ian Lance Taylor <iant@google.com>
2728 * descriptor.cc: Include <cstdio> and "binary-io.h".
2729 (Descriptors::open): Open the files in binary mode always.
2730 * script.cc (Lex::get_token): Treat \r as whitespace.
2732 2009-10-09 Ian Lance Taylor <iant@google.com>
2734 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2736 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2737 Ian Lance Taylor <iant@google.com>
2739 * configure.ac: Check for readv function also.
2740 * fileread.cc (readv): Define if not HAVE_READV.
2741 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2743 * config.in: Regenerate.
2744 * configure: Regenerate.
2746 2009-10-09 Doug Kwan <dougkwan@google.com>
2748 * layout.cc (Layout::make_output_section): Call target hook to make
2749 ordinary output section.
2750 (Layout::finalize): Adjust parameter list of call the
2751 Target::may_relax().
2752 * layout.h (class Layout::section_list): New method.
2753 * merge.h (Output_merge_base::entsize): Change visibility to public.
2754 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2756 (Output_merge_string::do_is_string): New method.
2757 * object.cc (Sized_relobj::do_setup): renamed from
2758 Sized_relobj::set_up.
2759 * object.h (Sized_relobj::adjust_shndx,
2760 Sized_relobj::initializ_input_to_output_maps,
2761 Sized_relobj::free_input_to_output_maps): Change visibilities to
2763 (Sized_relobj::setup): Virtualize.
2764 (Sized_relobj::do_setup): New method declaration.
2765 (Sized_relobj::invalidate_section_offset,
2766 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2767 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2768 * options.cc (parse_int): New function.
2769 * options.h (parse_int): New declaration.
2770 (DEFINE_int): New macro.
2771 (stub_group_size): New option.
2772 * output.cc (Output_section::Output_section): Initialize memebers
2773 merge_section_map_, merge_section_by_properties_map_,
2774 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2775 (Output_section::add_input_section): Handled deferred code-fill
2776 generation and remove an old comment.
2777 (Output_section::add_relaxed_input_section): New method definition.
2778 (Output_section::add_merge_input_section): Use merge section by
2779 properties map to speed to search. Update merge section maps
2781 (Output_section::build_relaxation_map): New method definition.
2782 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2784 (Output_section::relax_input_section): Renamed to
2785 Output_section::convert_input_sections_to_relaxed_sections and change
2786 interface to take a vector of pointers to relaxed sections.
2787 (Output_section::find_merge_section,
2788 Output_section::find_relaxed_input_section): New method definitions.
2789 (Output_section::is_input_address_mapped,
2790 Output_section::output_offset, Output_section::output_address):
2791 Use output section data maps to speed up searching.
2792 (Output_section::find_starting_output_address): Add comments.
2793 (Output_section::do_write,
2794 Output_section::write_to_postprocessing_buffer): Do code-fill
2795 generation as appropriate.
2796 (Output_section::get_input_sections): Invalidate relaxed input section
2798 (Output_section::restore_states): Adjust type of checkpoint .
2799 Invalidate relaxed input section map.
2800 * output.h (Output_merge_base): New class declaration.
2801 (Input_section_specifier): New class defintion.
2802 (class Output_relaxed_input_section) Change base class to
2803 Output_section_data_build.
2804 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2805 base class initializer.
2806 (Output_section::add_relaxed_input_section): New method declaration.
2807 (Output_section::Input_section): Change visibility to protected.
2808 (Output_section::Input_section::relobj,
2809 Output_section::Input_section::shndx): Handle relaxed input sections.
2810 Output_section::input_sections) Change visibility to protected. Also
2811 define overload to return a non-const pointer.
2812 (Output_section::Merge_section_properties): New class defintion.
2813 (Output_section::Merge_section_by_properties_map,
2814 Output_section::Output_section_data_by_input_section_map,
2815 Output_section::Relaxation_map): New types.
2816 (Output_section::relax_input_section): Rename method to
2817 Output_section::convert_input_sections_to_relaxed_sections and change
2818 interface to take a vector of relaxed section pointers.
2819 (Output_section::find_merge_section,
2820 Output_section::find_relaxed_input_section,
2821 Output_section::build_relaxation_map,
2822 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2823 New method declarations.
2824 (Output_section::merge_section_map_
2825 Output_section::merge_section_by_properties_map_,
2826 Output_section::relaxed_input_section_map_,
2827 Output_section::is_relaxed_input_section_map_valid_,
2828 Output_section::generate_code_fills_at_write_): New data members.
2829 * script-sections.cc
2830 (Output_section_element_input::set_section_addresses): Call
2831 current_data_size and addralign methods of relaxed input sections.
2832 (Orphan_output_section::set_section_addresses): Call current_data_size
2833 and addralign methods of relaxed input sections.
2834 * symtab.cc (Symbol_table::compute_final_value): Extract template
2835 from the body of Symbol_table::sized_finalize_symbol.
2836 (Symbol_table::sized_finalized_symbol): Call
2837 Symbol_table::compute_final_value.
2838 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2839 (Symbol_table::compute_final_value): New templated method declaration.
2840 * target.cc (Target::do_make_output_section): New method defintion.
2841 * target.h (Target::make_output_section): New method declaration.
2842 (Target::relax): Add more parameters for input objects, symbol table
2843 and layout. Adjust call to do_relax.
2844 (Target::do_make_output_section): New method declaration.
2845 (Target::do_relax): Add parameters for input objects, symbol table
2848 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2850 * pread.c: Include stdio.h.
2852 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2854 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2857 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2859 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2860 Change read_shndx type to unsigned int.
2861 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2863 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2864 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2865 Change read_shndx type to unsigned int.
2866 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2868 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2869 * layout.cc (Layout::create_symtab_sections): Cast the result of
2870 local_symcount * symsize to off_t in the gold_assert.
2872 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2874 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2875 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2877 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2878 (Arm_relocate_functions::thm_abs5): New function.
2879 (Arm_relocate_functions::abs12): New function.
2880 (Arm_relocate_functions::abs16): New function.
2881 (Arm_relocate_functions::base_abs): New function.
2882 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2883 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2884 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2886 (Scan::global): Likewise.
2887 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2888 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2889 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2890 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2893 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2895 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2896 (Arm_relocate_functions::movt_prel): New function.
2897 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2898 (Arm_relocate_functions::thm_movt_prel): New function.
2899 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2900 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2901 (Scan::global, Relocate::relocate): Likewise.
2902 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2904 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2906 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2907 Incremental_checker.
2908 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2910 (class Incremental_inputs_header): New class.
2911 (Incremental_inputs_header_writer): Edit comment.
2912 (Incremental_inputs_entry): New class.
2913 (Incremental_inputs_entry_writer): Edit comment.
2914 (Sized_incremental_binary::do_find_incremental_inputs_section):
2915 Add *strtab_shndx parameter, fill it.
2916 (Sized_incremental_binary::do_check_inputs): New method.
2917 (Incremental_checker::can_incrementally_link_output_file): Use
2918 Sized_incremental_binary::check_inputs.
2919 (Incremental_inputs::report_command_line): Save command line in
2922 (Incremental_binary::find_incremental_inputs_section): New
2924 (Incremental_binary::do_find_incremental_inputs_section): Add
2925 strtab_shndx parameter.
2926 (Incremental_binary::do_check_inputs): New pure virtual method.
2927 (Sized_incremental_binary::do_check_inputs): Declare.
2928 (Incremental_checker::Incremental_checker): Add incremental_inputs
2929 parameter, use it to initialize incremental_inputs_.
2930 (Incremental_checker::incremental_inputs_): New field.
2931 (Incremental_checker::command_line): New method.
2932 (Incremental_checker::inputs): New method.
2933 (Incremental_checker::command_line_): New field.
2935 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2937 * incremental.cc: Include <cstdarg> and "target-select.h".
2938 (vexplain_no_incremental): New function.
2939 (explain_no_incremental): New function.
2940 (Incremental_binary::error): New method.
2941 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2943 (make_sized_incremental_binary): New function.
2944 (open_incremental_binary): New function.
2945 (can_incrementally_link_file): Add checks if output is ELF and has
2947 * incremental.h: Include "elfcpp_file.h" and "output.h".
2948 (Incremental_binary): New class.
2949 (Sized_incremental_binary): New class.
2950 (open_incremental_binary): Declare.
2951 * object.cc (is_elf_object): Use
2952 elfcpp::Elf_recognizer::is_elf_file.
2953 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2954 * output.h (Output_file::filesize): New method.
2956 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2958 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2960 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2961 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2963 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2965 (Arm_relocate_functions::movw_abs_nc): New function.
2966 (Arm_relocate_functions::movt_abs): New function.
2967 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2968 (Arm_relocate_functions::thm_movt_abs): New function.
2969 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2970 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2971 (Scan::global): Likewise.
2972 (Relocate::relocate): Likewise.
2973 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2975 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2977 * arm.cc (Arm_relocate_functions::got_prel) New function.
2978 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2979 (Relocate::relocate): Likewise.
2980 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2982 2009-10-06 Ian Lance Taylor <iant@google.com>
2984 * options.h (class General_options): Define
2985 split_stack_adjust_size parameter.
2986 * object.h (class Object): Add uses_split_stack_ and
2987 has_no_split_stack_ fields. Add uses_split_stack and
2988 has_no_split_stack accessor functions. Declare
2989 handle_split_stack_section.
2990 (class Reloc_symbol_changes): Define.
2991 (class Sized_relobj): Define Function_offsets. Declare
2992 split_stack_adjust, split_stack_adjust_reltype, and
2994 * object.cc (Object::handle_split_stack_section): New function.
2995 (Sized_relobj::do_layout): Call handle_split_stack_section.
2996 * dynobj.cc (Sized_dynobj::do_layout): Call
2997 handle_split_stack_section.
2998 * reloc.cc (Sized_relobj::relocate_sections): Call
2999 split_stack_adjust for executable sections in split_stack
3000 objects. Pass reloc_map to relocate_section.
3001 (Sized_relobj::split_stack_adjust): New function.
3002 (Sized_relobj::split_stack_adjust_reltype): New function.
3003 (Sized_relobj::find_functions): New function.
3004 * target-reloc.h: Include "object.h".
3005 (relocate_section): Add reloc_symbol_changes parameter. Change
3007 * target.h (class Target): Add calls_non_split method. Declare
3008 do_calls_non_split virtual method. Declare match_view and
3010 * target.cc: Include "elfcpp.h".
3011 (Target::do_calls_non_split): New function.
3012 (Target::match_view): New function.
3013 (Target::set_view_to_nop): New function.
3014 * gold.cc (queue_middle_tasks): Give an error if mixing
3015 split-stack and non-split-stack objects with -r.
3016 * i386.cc (Target_i386::relocate_section): Add
3017 reloc_symbol_changes parameter.
3018 (Target_i386::do_calls_non_split): New function.
3019 * x86_64.cc (Target_x86_64::relocate_section): Add
3020 reloc_symbol_changes parameter.
3021 (Target_x86_64::do_calls_non_split): New function.
3022 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3024 * powerpc.cc (Target_powerpc::relocate_section): Add
3025 reloc_symbol_changes parameter.
3026 * sparc.cc (Target_sparc::relocate_section): Add
3027 reloc_symbol_changes parameter.
3028 * configure.ac: Call AM_CONDITIONAL for the default target.
3029 * configure: Rebuild.
3030 * testsuite/Makefile.am (TEST_AS): New variable.
3031 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3032 (check_DATA): Add split_i386 and split_x86_64 files.
3033 (SPLIT_DEFSYMS): Define.
3034 (split_i386_[1234n].o): New targets.
3035 (split_i386_[124]): New targets.
3036 (split_i386_[1234r].stdout): New targets.
3037 (split_x86_64_[1234n].o): New targets.
3038 (split_x86_64_[124]): New targets.
3039 (split_x86_64_[1234r].stdout): New targets.
3040 (MOSTLYCLEANFILES): Add new executables.
3041 * testsuite/split_i386.sh: New file.
3042 * testsuite/split_x86_64.sh: New file.
3043 * testsuite/split_i386_1.s: New file.
3044 * testsuite/split_i386_2.s: New file.
3045 * testsuite/split_i386_3.s: New file.
3046 * testsuite/split_i386_4.s: New file.
3047 * testsuite/split_i386_n.s: New file.
3048 * testsuite/split_x86_64_1.s: New file.
3049 * testsuite/split_x86_64_2.s: New file.
3050 * testsuite/split_x86_64_3.s: New file.
3051 * testsuite/split_x86_64_4.s: New file.
3052 * testsuite/split_x86_64_n.s: New file.
3053 * testsuite/testfile.cc (Target_test): Update relocation_section
3055 * testsuite/Makefile.in: Rebuild.
3057 2009-10-06 Ian Lance Taylor <iant@google.com>
3059 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3060 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3061 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3062 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3063 the address on ldo_addrs_.
3064 (Target_i386::Relocate::fix_up_ldo): New function.
3066 2009-10-06 Rafael Espindola <espindola@google.com>
3068 * plugin.cc (add_input_library): New.
3069 (Plugin::load): Add add_input_library to tv.
3070 (Plugin_manager::add_input_file): Add the is_lib argument.
3071 (add_input_file): Update call to Plugin_manager::add_input_file.
3072 (add_input_library): New.
3073 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3075 2009-09-30 Doug Kwan <dougkwan@google.com>
3077 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3078 symbol and call Symbol::may_need_copy_reloc to determine if
3079 a copy reloc is needed.
3080 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3081 nocopyreloc is given in command line.
3082 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3083 given in command line.
3084 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3085 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3086 of the removed Target_i386::may_need_copy_reloc.
3087 * options.h (copyreloc): New option with default value false.
3088 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3089 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3090 instead of the removed Target_powerpc::may_need_copy_reloc.
3091 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3092 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3093 instead of the removed Target_sparc::may_need_copy_reloc.
3094 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3095 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3096 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3097 instead of the removed Target_x86_64::may_need_copy_reloc.
3099 2009-09-30 Ian Lance Taylor <iant@google.com>
3101 * object.h (class Object): Remove target_ field, and target,
3102 sized_target, and set_target methods.
3103 (Object::sized_target): Remove.
3104 (class Sized_relobj): Update declarations. Remove sized_target.
3105 * object.cc (Sized_relobj::setup): Remove target parameter.
3107 (Input_objects::add_object): Don't do anything with the target.
3108 (make_elf_sized_object): Add punconfigured parameter. Change all
3109 callers. Set or test parameter target.
3110 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3112 * parameters.cc (Parameters::set_target): Change parameter type to
3114 (Parameters::default_target): Remove.
3115 (set_parameters_target): Change parameter type to be non-const.
3116 (parameters_force_valid_target): New function.
3117 (parameters_clear_target): New function.
3118 * parameters.h (class Parameters): Update declarations. Remove
3119 default_target method. Add sized_target and clear_target
3120 methods. Change target_ to be non-const.
3121 (set_parameters_target): Update declaration.
3122 (parameters_force_valid_target): Declare.
3123 (parameters_clear_target): Declare.
3124 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3125 as NULL if we aren't searching.
3126 (Add_symbols::run): Don't check for compatible target.
3127 * fileread.cc (Input_file::open_binary): Call
3128 parameters_force_valid_target.
3129 * gold.cc (queue_middle_tasks): Likewise.
3130 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3131 set_target on object.
3132 * dynobj.h (class Sized_dynobj): Update declarations.
3133 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3134 make_elf_object returns NULL.
3135 (Archive::include_member): Don't check whether object target is
3137 * output.cc (Output_section::add_input_section): Get target from
3139 (Output_section::relax_input_section): Likewise.
3140 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3142 (Sized_relobj::do_scan_relocs): Likewise.
3143 (Sized_relobj::relocate_sections): Likewise.
3144 * resolve.cc (Symbol_table::resolve): Likewise.
3145 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3146 parameter. Change all callers.
3147 (Symbol_table::add_from_object): Get target from parameters.
3148 (Symbol_table::add_from_relobj): Don't check object target.
3149 (Symbol_table::add_from_dynobj): Likewise.
3150 (Symbol_table::define_special_symbol): Get target from
3152 * symtab.h (class Symbol_table): Update declaration.
3153 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3154 parameter. Change all callers. Clear parameter target.
3155 (Binary_test): Test target here.
3156 * testsuite/object_unittest.cc (gold_testsuite): Remove
3157 target_test_pointer parameter. Change all callers.
3158 (Object_test): Test target here.
3160 2009-09-26 Ian Lance Taylor <iant@google.com>
3162 * testsuite/initpri1.c: Don't try to use constructor priorities if
3163 compiling with gcc before 4.3.
3165 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3167 * testsuite/retain_symbols_file_test.sh (check_present): Change
3168 output file name to retain_symbols_file_test.stdout.
3169 (check_absent): Likewise.
3171 2009-09-18 Craig Silverstein <csilvers@google.com>
3173 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3174 * options.cc: Include <cerrno> and <fstream>.
3175 (General_options::finalize): Parse -retain-symbols-file tag.
3176 * options.h: New flag.
3177 (General_options): New method should_retain_symbol, new
3178 variable symbols_to_retain.
3179 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3180 should_retain_symbol map.
3181 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3182 * testsuite/Makefile.in: Regenerate.
3183 * testsuite/retain_symbols_file_test.sh: New file.
3185 2009-09-18 Nick Clifton <nickc@redhat.com>
3187 * po/es.po: Updated Spanish translation.
3189 2009-09-17 Doug Kwan <dougkwan@google.com>
3191 * debug.h (DEBUG_RELAXATION): New constant.
3192 (DEBUG_ALL): Add DEBUG_RELAXATION.
3193 (debug_string_to_enum): Add relaxation debug option.
3195 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3196 Layout::Relaxation_debug_check::read_sections,
3197 Layout::Relaxation_debug_check::read_sections): New method definitions.
3198 (Layout::Layout): Initialize data members
3199 record_output_section_data_from_scrips_,
3200 script_output_section_data_list_ and relaxation_debug_check_.
3201 (Layout::save_segments, Layout::restore_segments,
3202 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3203 Layout::relaxation_loop_body): New method definitions.
3204 (Layout::finalize): Support relaxation. Move section layout code to
3205 Layout::relaxation_loop_body.
3206 (Layout::set_asection_address_from_script): Move code for orphan
3207 section placement out.
3208 (Layout::place_orphan_sections_in_script): New method definition.
3209 * layout.h (Output_segment_headers, Output_file_header):
3210 New forward class declarations.
3211 (Layout::~Layout): Define.
3212 (Layout::new_output_section_data_from_script): New method definition.
3213 (Layout::place_orphan_sections_in_script): New method declaration.
3214 (Layout::Segment_states): New type declaration.
3215 (Layout::save_segments, Layout::restore_segments,
3216 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3217 Layout::relaxation_loop_body): New method declarations.
3218 (Layout::Output_section_data_list): New type declaration.
3219 (Layout::Relaxation_debug_check): New class definition.
3220 (Layout::record_output_section_data_from_script_,
3221 Layout::script_output_section_data_list_, Layout::segment_states_,
3222 Layout::relaxation_debug_check_): New data members.
3223 * output.cc: (Output_section_headers::do_size): New method definition.
3224 (Output_section_headers::Output_section_headers): Move size
3225 computation to Output_section_headers::do_size.
3226 (Output_segment_headers::do_size): New method definition.
3227 (Output_file_header::Output_file_header): Move size computation to
3228 Output_file_header::do_size and call it.
3229 (Output_file_header::do_size): New method definition.
3230 (Output_data_group::Output_data_group): Adjust call to
3231 Output_section_data.
3232 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3233 (Output_symtab_xindex::do_write): Add array bound check.
3234 (Output_section::Input_section::print_to_mapfile): Handle
3235 RELAXED_INPUT_SECTION_CODE.
3236 (Output_section::Output_section): Initialize data member checkpoint_.
3237 (Output_section::~Output_section): Delete checkpoint object pointed
3239 (Output_section::add_input_section): Always add an Input_section if
3241 (Output_section::add_merge_input_section): Add assert.
3242 (Output_section::relax_input_section): New method definition.
3243 (Output_section::set_final_data_size): Set load address to zero for
3244 an unallocated section.
3245 (Output_section::do_address_and_file_offset_have_reset_values):
3246 New method definition.
3247 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3248 Handle relaxed input section.
3249 (Output_section::sort_attached_input_sections): Checkpoint input
3250 section list lazily.
3251 (Output_section::get_input_sections): Change type of input_sections to
3252 list of Simple_input_section pointers. Checkpoint input section list
3253 lazily. Also handle relaxed input sections.
3254 (Output_section::add_input_section_for_script): Take a reference to
3255 a Simple_input_section object instead of Relobj pointer and section
3256 index as parameter. Handle relaxed input sections.
3257 (Output_section::save_states, Output_section::restore_states): New
3259 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3260 (Output_data::is_data_size_fixed): New method definition.
3261 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3263 (Output_data::address_and_file_offset_have_reset_values): New method
3265 (Output_data::do_address_and_file_offset_have_reset_values): New method
3267 (Output_data::set_data_size): Check that data size is not fixed.
3268 (Output_data::fix_data_size): New method definition.
3269 (Output_data::is_data_size_fixed_): New data member.
3270 (Output_section_headers::set_final_data_size): New method definition.
3271 (Output_section_headers::do_size): New method declaration.
3272 (Output_segment_headers::set_final_data_size): New method definition.
3273 (Output_segment_headers::do_size): New method declaration.
3274 (Output_file_header::set_final_data_size)::New method definition.
3275 (Output_file_header::do_size)::New method declaration.
3276 (Output_section_data::Output_section_data): Add new parameter
3277 is_data_size_fixed and use it to fix data size.
3278 (Output_data_const::Output_data_const): Adjust call to base class
3279 constructor and fix data size.
3280 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3281 base class constructor and fix data size.
3282 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3283 base class constructor and fix data size.
3284 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3285 class constructor and fix data size.
3286 (Output_data_group::set_final_data_size): New method definition.
3287 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3288 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3289 class constructor and fix data size.
3290 (Output_relaxed_input_section): New class definition.
3291 (Output_section::Simple_input_section): New class definition.
3292 (Output_section::get_input_sections): Adjust parameter list.
3293 (Output_section::add_input_section_for_script): Same.
3294 (Output_section::save_states, Output_section::restore_states,
3295 Output_section::do_address_and_file_offset_have_reset_values,
3296 (Output_section::Input_section::Input_section): Handle
3297 RELAXED_INPUT_SECTION_CODE. Add new overload for
3298 Output_relaxed_input_section.
3299 (Output_section::Input_section::is_input_section,
3300 Output_section::Input_section::set_output_section): Handle relaxed
3302 (Output_section::Input_section::is_relaxed_input_section,
3303 Output_section::Input_section::output_section_data,
3304 Output_section::Input_section::relaxed_input_section): New method
3306 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3308 (Output_section::Input_section::u1_): Update comments.
3309 (Output_section::Input_section::u2_): Add new union member poris.
3310 (Output_section::Checkpoint_output_section): New classs definition.
3311 (Output_section::relax_input_section): New method declaration.
3312 (Output_section::checkpoint_): New data member.
3313 (Output_segment): Update comments.
3314 (Output_segment::Output_segment): Un-privatize copy constructor.
3315 (Output_segment::operator=): Un-privatize.
3316 * script-sections.cc (Output_section_element::Input_section_list):
3317 Change element type to Output_section::Simple_input_section.
3318 (Output_section_element_dot_assignment::set_section_addresses):
3319 Register output section data for relaxation clean up.
3320 (Output_data_exression::Output_data_expression): Adjust call to base
3321 constructor to fix data size.
3322 (Output_section_element_data::set_section_addresses): Register
3323 Output_data_expression object for relaxation clean up.
3324 (struct Input_section_info): Replace Relobj pointer and section index
3325 pair with Output_section::Simple_input_section and Convert struct to a
3327 (Input_section_sorter::operator()): Adjust access to
3328 Input_section_info data member to use accessors.
3329 (Output_section_element_input::set_section_addresses): Use layout
3330 parameter. Adjust code to use Output_section::Simple_input_section
3331 and Input_secction_info classes. Register filler for relaxation
3333 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3334 and section index pair with Output_section::Simple_input_section
3335 class. Adjust code accordingly.
3336 (Phdrs_element::release_segment): New method definition.
3337 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3339 (Script_sections::release_segments): New method definition.
3340 * gold/script-sections.h (Script_sections::release_segments): New
3342 * gold/target.h (Target::may_relax, Target::relax,
3343 Target::do_may_relax, Target::do_relax): New method definitions.
3345 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3347 * arm.cc (has_signed_unsigned_overflow): New function.
3348 (Arm_relocate_functions::abs8): New function.
3349 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3350 (Target_arm::Scan::global): Likewise.
3351 (Target_arm::relocate::relocate): Likewise.
3352 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3355 2009-09-16 Cary Coutant <ccoutant@google.com>
3357 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3358 * testsuite/Makefile.in: Regenerate.
3360 2009-09-11 Nick Clifton <nickc@redhat.com>
3362 * po/gold.pot: Updated by the Translation project.
3364 2009-09-08 Cary Coutant <ccoutant@google.com>
3366 * output.cc (Output_file::open): Add execute permission to empty file.
3367 * testsuite/Makefile.am (permission_test): New test.
3368 * testsuite/Makefile.in: Regenerate.
3370 2009-09-02 Ian Lance Taylor <iant@google.com>
3372 * output.cc (Output_file::resize): Call map_no_anonymous rather
3375 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3377 * gold.cc: Include "incremental.h".
3378 (queue_initial_tasks): Call Incremental_checker methods.
3379 * incremental.cc: Include "output.h".
3380 (Incremental_checker::can_incrementally_link_output_file): New
3382 * incremental.h (Incremental_checker): New class.
3384 * output.cc (Output_file::open_for_modification): New method.
3385 (Output_file::map_anonymous): Changed return type to bool. Record
3387 (Output_file::map_no_anonymous): New method, broken out of map.
3388 (Output_file::map): Use map_no_anonymous and map_anonymous.
3389 * output.h (class Output_file): Update declarations.
3391 2009-08-24 Cary Coutant <ccoutant@google.com>
3393 * options.h (Command_line::Pre_options): New class.
3394 (Command_line::pre_options): New member.
3395 * options.cc (gold::options::ready_to_register): New variable.
3396 (One_option::register_option): Do nothing if not registering options.
3397 Assert if same short option registered twice.
3398 (General_options::General_options): Turn off option registration when
3400 (Command_line::Pre_options::Pre_options): New constructor.
3402 2009-08-24 Cary Coutant <ccoutant@google.com>
3404 * options.h (General_options::no_keep_memory): Remove incorrect
3407 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3409 * Makefile.am (am__skiplex, am__skipyacc): New.
3410 * Makefile.in: Regenerate.
3412 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3414 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3415 (INCLUDES): ... this.
3416 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3417 (AM_CPPFLAGS): Renamed from ...
3418 (INCLUDE): ... this.
3419 * Makefile.in, testsuite/Makefile.in: Regenerate.
3421 * Makefile.in: Regenerate.
3422 * aclocal.m4: Likewise.
3423 * config.in: Likewise.
3424 * configure: Likewise.
3425 * testsuite/Makefile.in: Likewise.
3427 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3428 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3429 * Makefile.in: Regenerate.
3430 * testsuite/Makefile.in: Regenerate.
3432 2009-08-19 Cary Coutant <ccoutant@google.com>
3434 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3435 symbols in shared libraries overridden by hidden or internal symbols
3436 in the main program.
3438 2009-08-19 Chris Demetriou <cgd@google.com>
3440 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3441 checking source file names in error messages.
3443 2009-08-18 Doug Kwan <dougkwan@google.com>
3445 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3446 an elcpp::Ehdr as parameter. Adjust call to set_target.
3447 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3448 an elfcpp::Ehdr as parameter.
3449 * object.cc (Object::set_target): Remove the version that looks up
3450 a target and sets it.
3451 (Sized_relobj::setup): Take a Target object instead of
3452 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3453 (make_elf_sized_object): Find target and ask target to
3455 * object.h: (Object::set_target): Remove the version that looks up
3456 a target and sets it.
3457 (Sized_relobj::setup): Take a Target object instead of
3458 an elfcpp:Ehdr as parameter.
3459 * target.cc: Include dynobj.h.
3460 (Target::do_make_elf_object_implementation): New.
3461 (Target::do_make_elf_object): New.
3462 * target.h (Target::make_elf_object): New template declaration.
3463 (Target::do_make_elf_object): New method declarations.
3464 (Target::do_make_elf_object_implementation): New template declaration.
3466 2009-08-14 Ian Lance Taylor <iant@google.com>
3468 * gold.h (FUNCTION_NAME): Define.
3469 (gold_unreachable): Use FUNCTION_NAME.
3471 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3473 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3474 symbol in the --keep-unique list is not found.
3476 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3478 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3479 been maked as --keep-unique.
3480 (Icf::unfold_section): New function.
3481 * icf.h (Icf::unfold_section): New function.
3482 * options.h (General_options::keep_unique): New option.
3483 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3484 * testsuite/Makefile.in: Regenerate.
3485 * testsuite/icf_keep_unique_test.sh: New file.
3486 * testsuite/icf_keep_unique_test.cc: New file.
3488 2009-08-12 Cary Coutant <ccoutant@google.com>
3491 * resolve.cc (Symbol_table::resolve): Check for references from
3492 dynamic objects to hidden and internal symbols.
3493 * testsuite/Makefile.am (hidden_test.sh): New test.
3494 * testsuite/Makefile.in: Regenerate.
3495 * testsuite/hidden_test.sh: New script.
3496 * testsuite/hidden_test_1.c: New test source.
3497 * testsuite/hidden_test_main.c: New test source.
3499 2009-08-11 Doug Kwan <dougkwan@google.com>
3501 * arm.cc: Update comments.
3502 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3503 segment to locate the .ARM.exidx section if present.
3505 2009-08-09 Doug Kwan <dougkwan@google.com>
3507 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3510 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3511 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3514 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3516 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3517 valid tls_segment only for non-debug-section relocations.
3518 * testsuite/Makefile.am: Add gc_tls_test.
3519 * testsuite/Makefile.in: Regenerate.
3520 * testsuite/gc_tls_test.cc: New file.
3521 * testsuite/gc_tls_test.sh: New file.
3523 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3527 * Makefile.am (CCFILES): Add icf.cc.
3529 * Makefile.in: Regenerate.
3530 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3531 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3532 section, symbol and addend information for the relocs.
3533 * gold.cc (queue_middle_tasks): Call identical code folding.
3534 * gold.h: Add defines for multimap.
3535 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3536 to the call of finalize_local_symbols.
3537 * main.cc (main): Create object of class Icf.
3538 * object.cc (Sized_relobj::do_layout): Allow this function to be
3539 called twice during icf.
3540 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3541 to sections marked as identical by icf.
3542 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3544 (Sized_relobj::do_section_entsize): New function.
3545 * object.h (Object::section_entsize): New function.
3546 (Object::do_section_entsize): New pure virtual function.
3547 (Relobj::finalize_local_symbols): Add new parameter.
3548 (Relobj::do_section_entsize): New function.
3549 * options.h (General_options::icf): New option.
3550 (General_options::icf_iterations): New option.
3551 (General_options::print_icf_sections): New option.
3552 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3553 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3554 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3556 * symtab.cc (Symbol_table::is_section_folded): New function.
3557 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3558 to sections marked as identical by icf.
3559 * symtab.h (Symbol_table::set_icf): New function.
3560 (Symbol_table::icf): New function.
3561 (Symbol_table::is_section_folded): New function.
3562 (Symbol_table::icf_): New data member.
3563 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3564 * testsuite/Makefile.am: Add commands to build icf_test.
3565 * testsuite/Makefile.in: Regenerate.
3566 * testsuite/icf_test.sh: New file.
3567 * testsuite/icf_test.cc: New file.
3569 2009-07-24 Chris Demetriou <cgd@google.com>
3571 * layout.cc (is_compressible_debug_section): Fix incorrect
3572 comment about compressed section names.
3574 2009-07-20 Ian Lance Taylor <ian@airs.com>
3577 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3579 2009-07-16 Ian Lance Taylor <iant@google.com>
3582 * layout.h: #include <map>.
3583 (class Kept_section): Change from struct to class. Add accessors
3584 and setters. Add section size to Comdat_group mapping. Change
3585 Comdat_group to std::map. Add is_comdat_ field. Add
3586 linkonce_size field in union.
3587 (class Layout): Update declaration of find_or_add_kept_section.
3588 Don't declare find_kept_object.
3589 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3590 parameter. Add object, shndx, is_comdat, and is_group_name
3591 parameters. Change all callers. Adjust for new Kept_section.
3592 (Layout::find_kept_object): Remove.
3593 * object.cc (Sized_relobj::include_section_group): Update use of
3594 Kept_section. Rename secnum to shndx. Only record
3595 Kept_comdat_section if sections are the same size.
3596 (Sized_relobj::include_linkonce_section): Update use of
3597 Kept_section. Only record Kept_comdat_section if sections are the
3598 same size. Set size of linkonce section.
3599 (Sized_relobj::map_to_kept_section): Update call to
3600 get_kept_comdat_section.
3601 * object.h (class Sized_relobj): Rename fields in
3602 Kept_comdat_section to drop trailing underscores; change object
3603 field to Relobj*. Change Kept_comdat_section_table to store
3604 struct rather than pointer.
3605 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3606 Add kept_object and kept_shndx parameters. Change all callers.
3607 (Sized_relobj::get_kept_comdat_section): Change return type to
3608 bool. Add kept_object and kept_shndx parameters. Change all
3610 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3611 Layout::find_or_add_kept_section.
3613 2009-07-09 Ian Lance Taylor <iant@google.com>
3615 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3616 Reserve space in the hash table.
3618 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3620 * fileread.cc (File_read::get_mtime): New method.
3621 * fileread.h (Timespec): New structure.
3622 (File_read::get_mtime): New method.
3623 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3624 Renamed from timestamp_nsec.
3625 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3627 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3629 (Incremental_inputs::report_archive): Save mtime; style fix.
3630 (Incremental_inputs::report_obejct): Save mtime; style fix.
3631 (Incremental_inputs::report_script): Save mtime; style fix.
3632 (Incremental_inputs::finalize_inputs): Style fix.
3633 (Incremental_inputs::finalize): Style fix.
3634 (Incremental_inputs::create_input_section_data): Store inputs
3636 * incremental.h (Incremental_inputs::report_script): Add mtime
3638 (Incremental_inputs::Input_info::Input_info): Intialize only one
3640 (Incremental_inputs::Input_info::archive): Move to nameless
3642 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3643 (Incremental_inputs::Input_info::script): Move to nameless union.
3644 (Incremental_inputs::mtime): New field.
3645 * script.cc (read_input_script): Pass file mtime to
3647 * script.h (Script_info::inputs): Style fix.
3649 2009-07-01 Ian Lance Taylor <ian@airs.com>
3651 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3654 2009-06-24 Ian Lance Taylor <iant@google.com>
3657 * layout.cc (Layout::choose_output_section): If we find an
3658 existing section, update the flags.
3659 (Layout::create_notes): New function, broken out of
3661 (Layout::finalize): Don't create note sections.
3662 (Layout::create_note): Don't crash if linker script discards
3664 (Layout::create_gold_note): Likewise.
3665 (Layout::create_build_id): Likewise. Don't set
3666 after_input_sections on the section.
3667 (Layout::create_executable_stack_info): Remove target parameter.
3669 * layout.h (class Layout): Declare create_notes. Update
3670 declaration of create_executable_stack_info.
3671 * gold.cc (queue_middle_tasks): Call create_notes.
3672 * output.cc (Output_section::update_flags_for_input_section): Move
3673 here from output.h. If SHF_ALLOC flag is newly set, mark address
3675 * output.h (Output_data::mark_address_invalid): New function.
3676 (class Output_section): Only declare, not define,
3677 update_flags_for_input_section. Remove set_flags.
3679 2009-06-24 Ian Lance Taylor <iant@google.com>
3681 * script-sections.cc (Output_section_definition::
3682 set_section_addresses): Rename shadowing local load_address to
3685 2009-06-24 Ian Lance Taylor <iant@google.com>
3688 * reloc.cc (relocate_sections): Skip empty relocation sections.
3690 2009-06-23 Ian Lance Taylor <iant@google.com>
3693 * layout.cc (Layout::create_note): Use choose_output_section
3694 rather than make_output_section.
3696 2009-06-23 Ian Lance Taylor <iant@google.com>
3699 * options.cc (General_options::parse_V): Set printed_version_.
3700 (General_options::General_options): Initialize printed_version_.
3701 * options.h (class General_options): Add printed_version_ field.
3702 * gold.cc (queue_initial_tasks): If there are no input files,
3703 don't give a fatal error if we printed the version information.
3704 (queue_middle_tasks): If using -r with a shared object, give a
3705 fatal error rather than an ordinary error.
3707 2009-06-23 Ian Lance Taylor <iant@google.com>
3710 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3711 (Layout::make_output_section): Set have_stabstr_section_ if we see
3712 a .stab*str section.
3713 (Layout::finalize): Call link_stabs_sections.
3714 (Layout::link_stabs_sections): New file.
3715 * layout.h (class Layout): Add have_stabstr_section_ field.
3716 Declare link_stabs_sections.
3718 2009-06-23 Doug Kwan <dougkwan@google.com>
3720 * Makefile.am (libgold_a_LIBADD): New.
3721 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3722 * Makefile.in: Regenerate.
3723 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3724 * configure: Regenerate.
3725 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3726 * fileread.cc: Include sys/state.h
3727 * gold.h: Declare memmem and strndup if found missing.
3728 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3730 2009-06-23 Ian Lance Taylor <iant@google.com>
3732 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3733 * configure: Rebuild.
3735 2009-06-23 Ian Lance Taylor <iant@google.com>
3738 * object.cc (Object::section_contents): Don't try to get a view if
3739 the section has length zero.
3740 (Object::handle_gnu_warning_section): If the section is empty, use
3741 the name of the section as the warning.
3743 2009-06-23 Ian Lance Taylor <iant@google.com>
3746 * stringpool.h (class Stringpool_template): Add optimize_ field.
3747 (Stringpool_template::set_optimize): New function.
3748 * stringpool.cc (Stringpool_template::Stringpool_template):
3749 Initialize optimize_ field.
3750 (Stringpool_template::set_string_offsets): Test local optimize
3751 fild rather than parameter.
3752 * layout.cc (Layout::Layout): Call set_optimize on the section
3755 2009-06-22 Ian Lance Taylor <iant@google.com>
3758 * yyscript.y: Parse TARGET.
3759 * script.cc (script_set_target): New function.
3760 * script-c.h (script_set_target): Declare.
3761 * options.cc (General_options::string_to_object_format): Rename
3762 from string_to_object_format in anonymous namespace. Change
3764 * options.h (class General_options): Declare
3765 string_to_object_format.
3767 2009-06-22 Ian Lance Taylor <iant@google.com>
3769 * script-sections.cc (Script_sections::create_segments): Don't put
3770 program headers in a PT_LOAD segment if -n or -N.
3772 2009-06-22 Ian Lance Taylor <iant@google.com>
3775 * options.h (class General_options): Add -z lazy and -z now. Sort
3776 -z options into alphabetical order.
3777 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3779 2009-06-21 Ian Lance Taylor <iant@google.com>
3781 * layout.cc (Layout::make_output_section): Call
3782 Target::new_output_section.
3783 (Layout::attach_allocated_section_to_segment): Put large section
3784 sections in a separate load segment with the large segment flag
3786 (Layout::segment_precedes): Sort large data segments after other
3788 (align_file_offset): New static function.
3789 (Layout::set_segment_offsets): Use align_file_offset.
3790 * output.h (class Output_section): Add is_small_section_ and
3791 is_large_section_ fields.
3792 (Output_section::is_small_section): New function.
3793 (Output_section::set_is_small_section): New function.
3794 (Output_section::is_large_section): New function.
3795 (Output_section::set_is_large_section): New function.
3796 (Output_section::is_large_data_section): New function.
3797 (class Output_segment): Add is_large_data_segment_ field.
3798 (Output_segment::is_large_data_segment): New function.
3799 (Output_segment::set_is_large_data_segment): New function.
3800 * output.cc (Output_section::Output_section): Initialize new
3802 (Output_segment::Output_segment): Likewise.
3803 (Output_segment::add_output_section): Add assertion that large
3804 data sections always go in large data segments. Force small data
3805 sections to the end of the list of data sections. Force small BSS
3806 sections to the start of the list of BSS sections. For large BSS
3807 sections to the end of the list of BSS sections.
3808 * symtab.h (class Symbol): Declare is_common_shndx.
3809 (Symbol::is_defined): Check Symbol::is_common_shndx.
3810 (Symbol::is_common): Likewise.
3811 (class Symbol_table): Define enum Commons_section_type. Update
3812 declarations. Add small_commons_ and large_commons_ fields.
3813 * symtab.cc (Symbol::is_common_shndx): New function.
3814 (Symbol_table::Symbol_table): Initialize new fields.
3815 (Symbol_table::add_from_object): Put small and large common
3816 symbols in the right list.
3817 (Symbol_table::sized_finalized_symbol): Check
3818 Symbol::is_common_shndx.
3819 (Symbol_table::sized_write_globals): Likewise.
3820 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3821 common symbol lists. Don't call do_allocate_commons_list if the
3823 (Symbol_table::do_allocate_commons_list): Remove is_tls
3824 parameter. Add comons_section_type parameter. Change all
3825 callers. Handle small and large common symbols.
3826 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3827 Symbol::is_common_shndx.
3828 * resolve.cc (symbol_to_bits): Likewise.
3829 * target.h (Target::small_common_shndx): New function.
3830 (Target::small_common_section_flags): New function.
3831 (Target::large_common_shndx): New function.
3832 (Target::large_common_section_flags): New function.
3833 (Target::new_output_section): New function.
3834 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3835 small_common_section_flags, and large_common_section_flags
3837 (Target::do_new_output_section): New virtual function.
3838 * arm.cc (Target_arm::arm_info): Initialize new fields.
3839 * i386.cc (Target_i386::i386_info): Likewise.
3840 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3842 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3843 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3844 (Target_x86_64::do_new_output_section): New function.
3845 * configure.ac: Define conditional MCMODEL_MEDIUM.
3846 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3847 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3848 (large_LDFLAGS): Define.
3849 * testsuite/large.c: New file.
3850 * testsuite/testfile.cc (Target_test::test_target_info):
3851 Initialize new fields.
3852 * configure, testsuite/Makefile.in: Rebuild.
3854 2009-06-05 Doug Kwan <dougkwan@google.com>
3856 * Makefile.am (CCFILES): Add target.cc.
3857 * Makefile.in: Regenerate.
3858 * i386.cc (class Target_i386): Define new virtual method to
3859 override do_is_local_label_name in parent.
3860 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3861 local symbols if --discard-locals or -X is given.
3862 * options.h (class General_options): Declare new options
3863 '--discard-locals' and '-X' for discarding locals.
3864 * target.h (class Target): Define new methods is_local_label_name.
3865 Declare new virtual method do_is_local_label_name.
3866 * target.cc: New file.
3867 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3868 (check_SCRIPTS): Add discard_locals_test.sh.
3869 (check_DATA): Add discard_local_tests.syms.
3870 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3871 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3872 * testsuite/Makefile.in: Regenerate.
3873 * testsuite/discard_locals_test.c: New file.
3874 * testsuite/discard_locals_test.sh: Same.
3876 2009-06-05 Doug Kwan <dougkwan@google.com>
3878 * object.cc (Sized_relobj::Sized_relobj): Initialize
3879 discarded_eh_frame_shndx_ to -1U.
3880 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3882 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3883 a discarded .eh_frame section.
3884 (Sized_relobj::do_finalize_local_symbols): Ditto.
3885 * object.h (class Sized_relobj): Declare new member
3886 discarded_eh_frame_shndx_.
3887 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3888 (local_labels_test.o, local_labels_test): New rules.
3889 * testsuite/Makefile.in: Regenerate.
3891 2009-06-04 Doug Kwan <dougkwan@google.com>
3893 * layout.cc (Layout::section_name_mapping): Add mapping for
3894 special ARM sections.
3896 2009-06-03 Doug Kwan <dougkwan@google.com>
3898 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3899 (utils::has_overflow): Same.
3901 2009-06-03 Ian Lance Taylor <iant@google.com>
3903 * layout.cc (Layout::section_name_mapping): New array, replacing
3904 Layout::linkonce_mapping.
3905 (Layout::section_name_mapping_count): New variable, replacing
3906 Layout::linkonce_mapping_count.
3907 (Layout::linkonce_output_name): Remove.
3908 (Layout::output_section_name): Rewrite.
3909 * layout.h (class Layout): Rename Linkonce_mapping to
3910 Section_name_mapping, linkonce_mapping to section_name_mapping,
3911 linkonce_mapping_count to section_name_mapping_count. Don't
3912 declare linkonce_output_name.
3914 2009-06-03 Doug Kwan <dougkwan@google.com>
3916 * gold/arm.cc (namespace utils): New.
3917 (Target_arm::reloc_is_non_pic): Define new method.
3918 (class Arm_relocate_functions): New.
3919 (Target_arm::Relocate::relocate): Handle relocation types used by
3922 2009-06-03 Ian Lance Taylor <iant@google.com>
3924 * arm.cc (Target_arm::scan::global): Use || instead of |.
3926 2009-06-02 Doug Kwan <dougkwan@google.com>
3928 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3929 issued_non_pic_error_.
3930 (class Target_arm::Scan): Declare new method check_non_pic.
3931 Define new method symbol_needs_plt_entry.
3932 Declare new data member issued_non_pic_error_.
3933 (class Target_arm::Relocate): Declare new method
3934 should_apply_static_reloc.
3935 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3936 (Target_arm::Scan::check_non_pic): Define new method.
3937 (Target_arm::Scan::local): Handle a small subset of reloc types used
3939 (Target_arm::Scan::local): Same.
3940 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3942 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3944 * incremental.cc (Incremental_inputs::report_command_line): Filter
3945 out --incremental-* options.
3947 2009-05-29 Doug Kwan <dougkwan@google.com>
3949 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3951 (class Target_arm): Update comment.
3952 (Target_arm::Target_arm): Initialize new data members GOT_,
3953 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3954 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3955 and Target_arm::rel_dyn_section.
3956 Declare new_enum Target_arm::Got_type.
3957 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3959 Update commments for member do_dynsym_value.
3960 (Target_arm::got_size, Target_arm::plt_section,
3961 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3962 new methods inside class defintion.
3963 (Target_arm::got_section): Define new method.
3964 (Target_arm::rel_dyn_section): Same.
3965 (Output_data_plt_arm): New template class.
3966 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3967 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3968 (Output_data_plt_arm::add_entry): Same.
3969 (Output_data_plt_arm::first_plt_entry): Define new
3970 static data member for PLT instruction template.
3971 (Output_data_plt_arm::plt_entry): Same.
3972 (Output_data_plt_arm::do_write): Define new method.
3973 (Target_arm::make_plt_entry): Same.
3974 (Target_arm::do_finalize_sections): Same.
3975 (Target_arm::do_dynsym_value): Same.
3977 2009-05-28 Doug Kwan <dougkwan@google.com>
3979 * Makefile.am (TARGETSOURCES): Add arm.cc.
3980 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3981 * Makefile.in: Regenerate.
3983 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3985 2009-05-26 Doug Kwan <dougkwan@google.com>
3987 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3988 (General_options::check_excluded_libs): Strip off directories in
3989 archive name before matching like GNU ld does.
3990 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3991 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3992 (exclude_libs_test_LDFLAGS): Add linker option
3993 -Wl,--exclude-libs,libexclude_libs_test_3
3994 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3995 an explicit archive without using -l.
3996 (alt/libexclude_libs_test_3.a): New make rule.
3997 * testsuite/Makefile.in: Regenerate.
3998 * testsuite/exclude_libs_test.c : Declare lib3_default().
4000 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4001 * exclude_libs_test_3.c: New file.
4003 2009-05-26 Nick Clifton <nickc@redhat.com>
4005 * po/id.po: New Indonesian translation.
4006 * po/gold.pot: Updated template file.
4008 2009-05-22 Sriraman Tallam <tmsriram@google.com>
4010 * testsuite/Makefile.am: Add -ffunction-sections to compile
4011 gc_comdat_test files. Add -Wl,--gc-sections to build
4013 * testsuite/Makefile.in: Regenerate.
4014 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4016 2009-05-21 Sriraman Tallam <tmsriram@google.com>
4018 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4019 kept comdat section was garbage collected.
4020 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4021 * testsuite/Makefile.in: Regenerate.
4022 * testsuite/gc_comdat_test.sh: New file.
4023 * testsuite/gc_comdat_test_1.cc: New file.
4024 * testsuite/gc_comdat_test_2.cc: New file.
4026 2009-05-19 Doug Kwan <dougkwan@google.com>
4028 * archive.cc (Archive::Archive): Move constructor from archive.h
4029 to here. Initialize no_export_.
4030 (Archive::get_elf_object_for_member): Set no_export flag of object.
4031 * archive.h (Archive::Archive): Move constructor body to
4033 (Archive::no_export): New method.
4034 (Archive::no_export_): New field.
4035 * object.h (Object::Object): Initialize no_export_ to false.
4036 (Object::no_export, Object::set_no_export): New methods.
4037 (Object::no_export_): New field.
4038 * options.cc (General_options::parse_exclude_libs): New method.
4039 (General_options::check_excluded_libs) Same.
4040 * options.h (exclude_libs): New option.
4041 (General_options::check_excluded_libs): New method declaration.
4042 (General_options::excluded_libs_): New field.
4043 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4044 default or protected visibility if an object has no-export flag set.
4045 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4046 (check_SCRIPTS): Add exclude_libs_test.sh.
4047 (check_DATA): Add exclude_libs_test.syms.
4048 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4049 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4050 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4051 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4052 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4053 libexclude_libs_test_2.a): New rules.
4054 * testsuite/Makefile.in: Regenerate.
4055 * testsuite/exclude_libs_test.c: New file.
4056 * testsuite/exclude_libs_test.sh: Ditto.
4057 * testsuite/exclude_libs_test_1.c: Ditto.
4058 * testsuite/exclude_libs_test_2.c: Ditto.
4060 2009-05-15 Ian Lance Taylor <iant@google.com>
4062 * configure.ac: Check for declarations for cases where libiberty.h
4063 checks HAVE_DECL_xxx.
4064 * configure, config.in: Rebuild.
4066 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4068 * gold.h (Incremental_argument_list): Remove (invalid) forward
4070 * incremental.cc (Incremental_inputs::report_achive): New method.
4071 (Incremental_inputs::report_object): New method.
4072 (Incremental_inputs::report_script): New method.
4073 (Incremental_inputs::finalize_inputs): New method.
4074 (Incremental_inputs::finalize): Call finalize_inputs().
4075 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4076 Create inputs entries.
4077 * incremental.h (Incremental_input_type): New enum.
4078 (Incremental_inputs::Incremental_input): Initialize new fields.
4079 (Incremental_inputs::report_inputs): New method.
4080 (Incremental_inputs::report_achive): New method.
4081 (Incremental_inputs::report_object): New method.
4082 (Incremental_inputs::report_script): New method.
4083 (Incremental_inputs::finalize_inputs): New method.
4084 (Incremental_inputs::Input_info): New struct.
4085 (Incremental_inputs::Input_info_map): New typedef.
4086 (Incremental_inputs::lock_): New field.
4087 (Incremental_inputs::Inputs_): New field.
4088 (Incremental_inputs::Inputs_map): New field.
4089 * main.cc (main): Call Incremental_input::report_inputs.
4090 * options.h (Input_argument_list): Typedef moved from
4092 (Input_file_group::Files): Remove, use ::Input_argument_list.
4093 (Input_file_group::Input_argument_list): Remove, use
4094 ::Input_argument_list.
4095 * plugin.cc (Plugin_manager::add_input_file): Add error in
4097 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4099 * script.cc (read_input_script): Call
4100 Incremental_input::report_script.
4101 * script.h (Script_info): New class.
4103 2009-04-27 Ian Lance Taylor <iant@google.com>
4105 * x86_64.cc (do_adjust_output_section): Set entsize to
4108 2009-04-23 Elliott Hughes <enh@google.com>
4110 * output.cc (Output_file::close): After short writes, continue
4111 writing from the correct offset in the buffer being written.
4113 2009-04-23 Chris Demetriou <cgd@google.com>
4115 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4116 * configure: Regenerate.
4117 * config.in: Regenerate.
4118 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4119 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4121 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4123 * incremental.cc (Incremental_inputs_header_data): Renamed from
4124 Incremental_input_header_data.
4125 (Incremental_inputs_header_data::data_size): New field.
4126 (Incremental_inputs_header_data::put_input_file_count): Renamed
4127 from input_file_count.
4128 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4129 from command_line_offset.
4130 (Incremental_inputs_header_data::put_reserved): Renamed from
4132 (Incremental_inputs_entry_data): Renamed from
4133 Incremental_input_entry_data.
4134 (Incremental_inputs_entry_data::data_size): New field.
4135 (Incremental_inputs::report_command_line): New method.
4136 (Incremental_inputs::finalize): New method.
4137 (Incremental_inputs::create_incremental_inputs_data): New method.
4138 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4139 * incremental.h: New file.
4140 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4141 (Layout::finalize): Create incremental inputs section in
4143 (Layout::create_incremental_info_sections): New method.
4144 * layout.h (Layout::incremental_inputs): New method.
4145 (Layout::create_incremental_info_sections): New method.
4146 (Layout::incremental_inputs_): New field.
4147 * main.cc (main): Notify Incremental_input of the command line.
4149 2009-04-01 Ian Lance Taylor <iant@google.com>
4150 Mikolaj Zalewski <mikolajz@google.com>
4152 * gold.h (reserve_unordered_map): Define, three versions, one for
4153 each version of Unordered_map.
4154 * layout.cc (Layout::Layout): Remove options parameter. Add
4155 number_of_input_files parameter. Don't initialize options_.
4156 Initialize number_of_input_files_ and resized_signatures_. Move
4157 sections_are_attached_.
4158 (Layout::layout_group): Reserve space for group_signatures_.
4159 (Layout::find_or_add_kept_section): Change name parameter to be a
4160 reference. Resize signatures_ map when it gets large enough.
4161 (Layout::layout_eh_frame): Use parameters->options() instead of
4163 (Layout::make_output_section): Likewise.
4164 (Layout::attach_allocated_section_to_segment): Likewise.
4165 (Layout::finalize, Layout::create_executable_stack): Likewise.
4166 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4167 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4168 * layout.h (class Layout): Update declarations. Remove options_
4169 field. Add number_of_input_files_ and resized_signatures_
4170 fields. Move sections_are_attached_ field.
4171 * main.cc (main): Pass number of input files to Layout
4172 constructor. Don't pass options.
4174 2009-03-30 Ian Lance Taylor <iant@google.com>
4176 * ffsll.c (ffsll): Correct implementation.
4178 2009-03-27 Ian Lance Taylor <iant@google.com>
4180 * ffsll.c: New file.
4181 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4182 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4183 * ftruncate.c (ftruncate): Declare before definition.
4184 * mremap.c (mremap): Likewise.
4185 * pread.c (pread): Likewise.
4186 * configure, Makefile.in, config.in: Rebuild.
4188 * mremap.c: New file.
4189 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4190 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4191 (mremap): Declare if HAVE_MREMAP is not defined.
4192 * configure, Makefile.in, config.in: Rebuild.
4194 2009-03-27 Cary Coutant <ccoutant@google.com>
4196 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4197 position independent.
4198 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4199 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4201 2009-03-24 Cary Coutant <ccoutant@google.com>
4203 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4205 (needs_dynamic_reloc): Likewise.
4207 2009-03-24 Ian Lance Taylor <iant@google.com>
4209 * yyscript.y (file_cmd): Recognize EXTERN.
4210 (extern_name_list, extern_name_list_body): New nonterminals.
4211 * script.cc (script_add_extern): Define.
4212 * script-c.h (script_add_extern): Declare.
4214 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4216 * object.cc (is_elf_object): Define.
4217 * object.h (is_elf_object): Declare.
4218 * archive.cc (Archive::get_elf_object_for_member): Call
4220 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4222 2009-03-24 Elliott Hughes <enh@google.com>
4224 * output.cc (Output_file::map_anonymous): Define.
4225 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4226 try an anonymous one. Report the size if the mmap fails.
4227 * output.h (class Output_file): Declare map_anonymous.
4229 2009-03-24 Ian Lance Taylor <iant@google.com>
4231 * target-select.cc (instantiate_target): Don't acquire the lock if
4232 the instantiated_target_ field has already been set.
4234 2009-03-23 Ian Lance Taylor <iant@google.com>
4236 * gold-threads.h (class Initialize_lock): Define.
4237 * gold-threads.cc (class Initialize_lock_once): Define.
4238 (initialize_lock_control): New static variable.
4239 (initialize_lock_pointer): New static variable.
4240 (initialize_lock_once): New static function.
4241 (Initialize_lock::Initialize_lock): Define.
4242 (Initialize_lock::initialize): Define.
4243 * target-select.h: Include "gold-threads.h".
4244 (class Target_selector): Add lock_ and initialize_lock_ fields.
4245 Don't define instantiate_target, just declare it.
4246 * target-select.cc (Target_selector::Target_selector): Initialize
4248 (Target_selector::instantiate_target): Define.
4249 * descriptors.h: Include "gold-threads.h".
4250 (class Descriptors): Add initialize_lock_ field.
4251 * descriptors.cc (Descriptors::Descriptors): Initialize new
4253 (Descriptors::open): Use initialize_lock_ field
4254 * errors.h (class Errors): Add initialize_lock_ field.
4255 * errors.cc (Errors::Errors): Initialize new field.
4256 (Errors::initialize_lock): Use initialize_lock_ field.
4257 * powerpc.cc (class Target_selector_powerpc): Remove
4258 instantiated_target_ field. In do_recognize call
4259 instantiate_target rather than do_instantiate_target. In
4260 do_instantiate_target just allocate a new target.
4261 * sparc.cc (class Target_selector_sparc): Likewise.
4263 * freebsd.h: New file.
4264 * i386.cc: Include "freebsd.h".
4265 (Target_i386): Derive from Target_freebsd rather than
4267 (Target_selector_i386): Derive from Target_selector_freebsd rather
4268 than Target_selector.
4269 * x86_64.cc: Include "freebsd.h".
4270 (Target_x86_64): Derive from Target_freebsd rather than
4272 (Target_selector_x86_64): Derive from Target_selector_freebsd
4273 rather than Target_selector.
4274 * target.h (class Target): Add adjust_elf_header and
4275 do_adjust_elf_header.
4276 * output.cc (Output_file_header:: do_sized_write): Call target
4277 adjust_elf_header routine.
4278 * configure.tgt: Set targ_osabi.
4279 * configure.ac: Define GOLD_DEFAULT_OSABI.
4280 * parameters.cc (Parameters::default_target): Pass
4281 GOLD_DEFAULT_OSABI to select_target.
4282 * target-select.h (class Target_selector): Make instantiate_target
4283 protected rather than private.
4284 * Makefile.am (HFILES): Add freebsd.h.
4285 * configure, Makefile.in, config.in: Rebuild.
4287 * merge.cc (do_add_input_section): Correct pend value. Change
4288 message about last entry not being null terminated from error to
4291 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4293 * incremental.cc: New file.
4294 * Makefile.am (CCFILES): Add incremental.cc.
4295 * Makefile.in: Rebuild.
4297 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4299 * layout.cc (Layout::output_section_name): Preserve names
4300 of '.note.' sections.
4302 2009-03-19 Ian Lance Taylor <iant@google.com>
4304 * descriptors.cc (Descriptors::open): Check that the options are
4305 valid before using them.
4307 2009-03-18 Ian Lance Taylor <iant@google.com>
4309 * script-sections.h: Include <list>.
4310 (class Script_sections): Change Sections_elements from std::vector
4311 to std::list. Typedef public Elements_iterator. Add
4312 orphan_section_placement_, data_segment_align_start_, and
4313 saw_data_segment_align_ fields. Remove data_segment_align_index_
4315 * script-sections.cc (class Orphan_section_placement): New class.
4316 (class Sections_element): Add virtual functions is_relro and
4317 orphan_section_init. Remove virtual function place_orphan_here.
4318 (class Output_section_definition): Add is_relro and
4319 orphan_section_init. Remove place_orphan_here.
4320 (class Orphan_output_section): Likewise.
4321 (Script_sections::Script_sections): Update for field changes.
4322 (Script_sections::data_segment_align): Set saw_data_segment_align_
4323 and data_segment_align_start_, not data_segment_align_index.
4324 (Script_sections::data_segment_relro_end): Check
4325 saw_data_segment_align_. Use data_segment_align_start_ rather
4326 than data_segment_align_index_.
4327 (Script_sections::place_orphan): Rewrite to use
4328 Orphan_section_placement.
4330 2009-03-17 Ian Lance Taylor <iant@google.com>
4332 * archive.cc (Archive::add_symbols): Check for a version attached
4333 to the symbol name in the archive map.
4334 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4335 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4336 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4337 (ver_test_11.a): New target.
4338 * testsuite/Makefile.in: Rebuild.
4340 * configure.ac: Check for chsize and posix_fallocate. Replace
4342 * ftruncate.c: New file, from gnulib.
4343 * output.cc (posix_fallocate): Define dummy version if not
4344 HAVE_POSIX_FALLOCATE.
4345 (Output_file::map): Call posix_fallocate rather than lseek and
4347 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4348 * configure, Makefile.in, config.in: Rebuild.
4350 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4352 * layout.h (Layout::create_note): Add section_name parameter.
4353 * layout.cc (Layout::create_note): Likewise.
4354 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4356 2009-03-17 Ian Lance Taylor <iant@google.com>
4358 * descriptors.cc: Include "options.h".
4359 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4360 (Descriptors::open): Always use O_CLOEXEC when opening a new
4361 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4362 then set FD_CLOEXEC.
4364 * sparc.cc (class Target_sparc): Add has_got_section.
4365 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4366 make sure we have a GOT section.
4368 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4369 (Target_sparc::Scan::local): Likewise.
4370 (Target_sparc::Scan::global): Likewise.
4371 (Target_sparc::Relocate::relocate): Likewise.
4372 (Target_sparc::Relocate::relocate_tls): Likewise.
4374 * symtab.cc (Symbol_table::define_default_version): New function,
4375 broken out of add_from_object.
4376 (Symbol_table::add_from_object): Call define_default_version.
4377 (Symbol_table::define_special_symbol): Add resolve_oldsym
4378 parameter. Change all callers. If the version for a symbol comes
4379 from a version script, resolve it with the symbol with the same
4380 name with no version. Also add the symbol without a version if
4382 (do_define_in_output_data): If resolving with oldsym, don't delete
4384 (do_define_in_output_segment): Likewise.
4385 (do_define_as_constant): Likewise.
4386 * symtab.h (class Symbol_table): Update declarations.
4388 2009-03-13 Ian Lance Taylor <iant@google.com>
4390 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4391 (Read_symbols::requeue): New function.
4392 (Read_symbols::do_read_symbols): If make_elf_object fails because
4393 the target type is not configured, and the file was searched for,
4394 issue a warning and retry with the next directory.
4395 (Add_symbols::run): If the file has an incompatible format, and
4396 it was searched for, requeue the Read_symbols task. On error,
4398 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4399 dirindex parameter to constructor. Change all callers. Declare
4400 incompatible_warning and requeue.
4401 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4402 input_argument_ and input_group_ fields. Add them to
4403 constructor. Change all callers.
4404 (class Read_script): Add dirindex_ field. Add it to constructor.
4406 * archive.cc (Archive::setup): Remove input_objects parameter.
4408 (Archive::get_file_and_offset): Likewise.
4409 (Archive::read_all_symbols): Likewise.
4410 (Archive::read_symbols): Likewise.
4411 (Archive::get_elf_object_for_member): Remove input_objects
4412 parameter. Add punconfigured parameter. Change all callers.
4413 (Archive::add_symbols): Change return type to bool. Check return
4414 value of include_member.
4415 (Archive::include_all_members): Likewise.
4416 (Archive::include_member): Change return type to bool. Return
4417 false if first included object has incompatible target. Set
4418 included_member_ field.
4419 (Add_archive_symbols::run): If add_symbols returns false, requeue
4421 * archive.h (class Archive): Add included_member_ field.
4422 Initialize it in constructor. Add input_file and searched_for
4423 methods. Update declarations.
4424 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4425 input_argument_ fields. Add them to constructor. Change all
4427 * script.cc: Include "target-select.h".
4428 (class Parser_closure): Add skip_on_incompatible_target_ and
4429 found_incompatible_target_ fields. Add
4430 skip_on_incompatible_target parameter to constructor. Change all
4431 callers. Add methods skip_on_incompatible_target,
4432 clear_skip_on_incompatible_target, found_incompatible_target, and
4433 set_found_incompatible_target.
4434 (read_input_script): Add dirindex parameter. Change all callers.
4435 If parser finds an incompatible target, requeue Read_symbols
4437 (script_set_symbol): Clear skip_on_incompatible_target in
4439 (script_add_assertion, script_parse_option): Likewise.
4440 (script_start_sections, script_add_phdr): Likewise.
4441 (script_check_output_format): New function.
4442 * script.h (read_input_script): Update declaration.
4443 * script-c.h (script_check_output_format): Declare.
4444 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4445 (ignore_cmd): Remove OUTPUT_FORMAT.
4446 * fileread.cc (Input_file::Input_file): Add explicit this.
4447 (Input_file::will_search_for): New function.
4448 (Input_file::open): Add pindex parameter. Change all callers.
4449 * fileread.h (class Input_file): Add input_file_argument method.
4450 Declare will_search_for. Update declarations.
4451 * object.cc (make_elf_object): Add punconfigured parameter.
4453 * object.h (class Object): Make input_file public. Add
4454 searched_for method.
4455 (make_elf_object): Update declaration.
4456 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4458 * dirsearch.h (class Dirsearch): Update declaration.
4459 * options.h (class General_options): Add --warn-search-mismatch.
4460 * parameters.cc (Parameters::is_compatible_target): New function.
4461 * parameters.h (class Parameters): Declare is_compatible_target.
4462 * workqueue.cc (Workqueue::add_blocker): New function.
4463 * workqueue.h (class Workqueue): Declare add_blocker.
4465 * fileread.cc (Input_file::open): Remove options parameter.
4467 (Input_file::open_binary): Likewise.
4468 * script.cc (read_input_script): Likewise.
4469 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4470 options parameter from constructor. Change all callers.
4471 (class Read_script): Likewise.
4472 * fileread.h (class Input_file): Update declarations.
4473 * script.h (read_input_script): Update declaration.
4475 2009-03-10 Nick Clifton <nickc@redhat.com>
4477 * po/es.po: New Spanish translation.
4479 2009-03-06 Cary Coutant <ccoutant@google.com>
4481 * options.cc (parse_short_option): Keep dash_z from registering itself.
4483 2009-03-03 Ian Lance Taylor <iant@google.com>
4486 * target-reloc.h (relocate_section): Pass output_section to
4488 * i386.cc (Target_i386::should_apply_static_reloc): Add
4489 output_section parameter. Change all callers.
4490 (Target_i386::Relocate::relocate): Add output_section parameter.
4491 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4492 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4493 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4494 * testsuite/two_file_shared.sh: New script.
4495 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4496 (check_DATA): Add two_file_shared.dbg.
4497 (two_file_shared.dbg): New target.
4498 * testsuite/Makefile.in: Rebuild.
4500 2009-03-01 Ian Lance Taylor <iant@google.com>
4502 * configure.ac: Check for byteswap.h.
4503 * configure: Rebuild.
4504 * config.in: Rebuild.
4506 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4508 * layout.cc (Layout::find_or_add_kept_section): New function.
4509 (Layout::add_comdat): Removed.
4510 * layout.h (struct Kept_section): Move out of class Layout.
4511 Remove trailing underscores from field names. Add group_sections
4512 field. Rename group_ field to is_group. Change all uses.
4513 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4514 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4515 comdat_groups_ field.
4516 (Sized_relobj::include_section_group): Use
4517 find_or_add_kept_section and Kept_section::group_sections.
4518 (Sized_relobj::include_linkonce_section): Likewise.
4519 * object.cc (class Sized_relobj): Don't define Comdat_group or
4520 Comdat_group_table. Remove find_comdat_group and
4521 add_comdat_group. Remove comdat_groups_ field.
4522 * plugin.cc (include_comdat_group): Use
4523 Layout::find_or_add_kept_section.
4525 2009-02-28 Ian Lance Taylor <iant@google.com>
4527 * README: --gc-sections and map files are now supported. Document
4528 some build requirements.
4531 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4532 relocatable link set the value of the section symbol to zero.
4533 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4534 relocatable link don't include the section address in the local
4537 2009-02-27 Ian Lance Taylor <iant@google.com>
4540 * options.h (class Search_directory): Add is_system_directory.
4541 (class General_options): Declare is_in_system_directory.
4542 * options.cc (get_relative_sysroot): Make static.
4543 (get_default_sysroot): Make static.
4544 (General_optoins::is_in_system_directory): New function.
4545 * fileread.cc (Input_file::is_in_system_directory): New function.
4546 * fileread.h (class Input_file): Declare is_in_system_directory.
4547 * object.h (class Object): Add is_in_system_directory.
4548 (class Input_objects): Remove system_library_directory_ field.
4549 * object.cc (Input_objects::add_object): Don't set
4550 system_library_directory_.
4551 (input_objects::found_in_system_library_directory): Remove.
4552 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4553 parameter. Change all callers.
4554 (Symbol_table::sized_write_globals): Likewise.
4555 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4556 Call Object::is_in_system_directory.
4557 * symtab.h (class Symbol_table): Update declarations.
4560 * descriptors.h (Open_descriptor): Add is_on_stack field.
4561 * descriptors.cc (Descriptors::open): If the descriptor is on the
4562 top of the stack, remove it. Initialize is_on_stack field.
4563 (Descriptors::release): Only add pod to stack if it is not on the
4565 (Descriptors::close_some_descriptor): Clear stack_next and
4569 * output.cc (Output_section::find_starting_output_address): Rename
4570 from starting_output_address; add PADDR parameter; change return
4572 * output.h (class Output_section): Declare
4573 find_starting_output_address instead of starting_output_address.
4574 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4575 section symbol for which we can't find a merge section.
4578 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4579 hidden or internal, force the symbol to be local.
4580 * resolve.cc (Symbol::override_visibility): Define.
4581 (Symbol::override_base): Use override_visibility.
4582 (Symbol_table::resolve): Likewise.
4583 (Symbol::override_base_with_special): Likewise.
4584 (Symbol_table::override_with_special): If the visibility is hidden
4585 or internal, force the symbol to be local.
4586 * symtab.h (class Symbol): Add set_visibility and
4587 override_visibility.
4588 * testsuite/ver_test_1.sh: New file.
4589 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4590 (check_DATA): Add ver_test_1.syms.
4591 (ver_test_1.syms): New target.
4592 * testsuite/Makefile.in: Rebuild.
4594 2009-02-25 Cary Coutant <ccoutant@google.com>
4596 * layout.cc (Layout::choose_output_section): Don't rename sections
4597 when using a linker script that has a SECTIONS clause.
4598 * Makefile.in: Regenerate.
4600 * testsuite/Makefile.am (script_test_5.sh): New test case.
4601 * testsuite/Makefile.in: Regenerate.
4602 * testsuite/script_test_5.cc: New file.
4603 * testsuite/script_test_5.sh: New file.
4604 * testsuite/script_test_5.t: New file.
4606 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4608 * archive.cc (Archive::include_member): Update calls to add_symbols.
4609 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4610 the Layout argument.
4611 * dynobj.h (do_add_symbols): Add the Layout argument.
4612 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4614 * object.h (Object::add_symbols): Add the Layout argument.
4615 (Object::do_add_symbols): Add the Layout argument.
4616 (Sized_relobj::do_add_symbols): Add the Layout argument.
4617 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4618 Unify the two versions.
4619 (Add_plugin_symbols): Remove.
4620 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4621 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4622 (Add_plugin_symbols): Remove.
4623 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4624 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4625 (Add_symbols::run): Make it work with Pulginobj.
4627 2009-02-06 Ian Lance Taylor <iant@google.com>
4629 * object.cc (Sized_relobj::do_layout): Make info message start
4630 with lower case letter.
4632 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4634 * binary.cc: Fix file comment.
4636 * options.h (enum Incremental_disposition): Define.
4637 (class General_options): Add new options: --incremental,
4638 --incremental_changed, --incremental_unchanged,
4639 --incremental_unknown. Add incremental_disposition_ and
4640 implicit_incremental_ fields.
4641 (General_options::incremental_disposition): New function.
4642 (class Position_dependent_options): Add incremental_disposition
4644 (Position_dependent_options::copy_from_options): Set incremental
4646 * options.cc (General_options::parse_incremental_changed): New
4648 (General_options::parse_incremental_unchanged): New function.
4649 (General_options::parse_incremental_unknown): New function.
4650 (General_options::General_options): Initialize new fields
4651 incremental_disposition_ and implicit_incremental_.
4652 (General_options::finalize): Check for uasge of --incremental-*
4653 without --incremental.
4655 2009-02-06 Chris Demetriou <cgd@google.com>
4657 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4658 pointer and to report location as the file name associated with
4660 (gold_undefined_symbol_at_location): New function to replace the
4661 old gold_undefined_symbol functionality.
4662 * target-reloc.h (relocate_section): Update to use
4663 gold_undefined_symbol_at_location.
4664 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4665 Call gold_undefined_symbol function rather than gold_error.
4666 * errors.h (Errors::undefined_symbol): Take location as a
4667 string, rather than calculating it from a relocation.
4668 * errors.cc (Errors::fatal): Print "fatal error:" before the
4670 (Errors::error, Errors::error_at_location): Print "error: "
4671 before the formatted message.
4672 (Errors::undefined_symbol): Take location as a string, rather
4673 than calculating it from a relocation.
4674 (gold_undefined_symbol_at_location): New function akin to
4675 old gold_undefined_symbol, calculates location from relocation.
4676 (gold_undefined_symbol): Change to take only a Symbol pointer
4677 and to report location as the file name associated with the symbol.
4678 * testsuite/debug_msg.sh: Update for changed error messages.
4679 * testsuite/undef_symbol.sh: Likewise.
4681 2009-02-04 Duncan Sands <baldrick@free.fr>
4684 * reduced_debug_output.h
4685 (Output_reduced_debug_abbrev_section::failed): Use format for
4687 (Output_reduced_debug_info_section::faild): Likewise.
4689 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4691 * script.cc (Lazy_demangler): New class.
4692 (Version_script_info::get_symbol_version_helper): Demangle a
4695 2009-01-29 Cary Coutant <ccoutant@google.com>
4697 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4699 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4701 2009-01-28 Ian Lance Taylor <iant@google.com>
4703 * version.cc (version_string): Bump to 1.9.
4705 * gold.h: Include <cstring> and <stdint.h>.
4706 * version.cc: Include <cstdio>.
4707 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4709 * reduced_debug_output.cc (insert_into_vector): Rename from
4710 Insert_into_vector; change all callers. Use Swap_unaligned to
4711 avoid aliasing issue; remove union since it is unnecessary.
4713 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4715 * Makefile.am (CCFILES): Add gc.cc.
4717 * Makefile.in: Regenerate.
4718 * gold.cc (Gc_runner): New class.
4719 (queue_initial_tasks): Call garbage collection related tasks
4720 when corresponding options are invoked.
4721 (queue_middle_gc_tasks): New function.
4722 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4723 processed early before laying out sections during garbage collection.
4724 * gold.h (queue_middle_gc_tasks): New function.
4725 (is_prefix_of): Move from "layout.cc".
4726 * i386.cc (Target_i386::gc_process_relocs): New function.
4727 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4728 * main.cc (main): Create object of class "Garbage_collection".
4729 * object.cc (Relobj::copy_symbols_data): New function.
4730 (Relobj::is_section_name_included): New function.
4731 (Sized_relobj::do_layout): Allow this function to be called twice
4732 during garbage collection and defer layout of section during the
4734 * object.h (Relobj::get_symbols_data): New function.
4735 (Relobj::is_section_name_included): New function.
4736 (Relobj::copy_symbols_data): New function.
4737 (Relobj::set_symbols_data): New function.
4738 (Relobj::get_relocs_data): New function.
4739 (Relobj::set_relocs_data): New function.
4740 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4741 (Relobj::gc_process_relocs): New function.
4742 (Relobj::do_gc_process_relocs): New pure virtual function.
4743 (Relobj::sd_): New data member.
4744 (Sized_relobj::is_output_section_offset_invalid): New function.
4745 (Sized_relobj::do_gc_process_relocs): New function.
4746 * options.h (General_options::gc_sections): Modify to not be a no-op.
4747 (General_options::print_gc_sections): New option.
4748 * plugin.cc (Plugin_finish::run): Remove function call to
4749 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4750 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4751 * reloc.cc (Read_relocs::run): Add task to process relocs and
4752 determine unreferenced sections when doing garbage collection.
4753 (Gc_process_relocs): New class.
4754 (Sized_relobj::do_gc_process_relocs): New function.
4755 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4756 sections that are garbage collected.
4757 * reloc.h (Gc_process_relocs): New class.
4758 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4759 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4760 symbols whose corresponding sections are garbage collected.
4761 (Symbol_table::Symbol_table): Add new parameter for the garbage
4763 (Symbol_table::gc_mark_undef_symbols): New function.
4764 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4765 (Symbol_table::gc_mark_dyn_syms): New function.
4766 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4768 (Symbol_table::add_from_object): Likewise.
4769 (Symbol_table::add_from_relobj): When building shared objects, do not
4770 treat externally visible symbols as garbage.
4771 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4772 table information for static and relocatable links.
4773 * symtab.h (Symbol_table::set_gc): New function.
4774 (Symbol_table::gc): New function.
4775 (Symbol_table::gc_mark_undef_symbols): New function.
4776 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4777 (Symbol_table::gc_mark_dyn_syms): New function.
4778 (Symbol_table::gc_): New data member.
4779 * target.h (Sized_target::gc_process_relocs): New pure virtual
4781 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4782 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4784 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4786 * options.h (General_options::gc_sections): Define as a no-op for now.
4787 (General_options::no_keep_memory): Ditto.
4788 (General_options::Bshareable): Define.
4789 * options.cc (General_options::finalize): Honor -Bshareable.
4791 2009-01-20 Andreas Schwab <schwab@suse.de>
4793 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4794 read the value in the contents, since we don't use it. Use the
4795 template endianness when writing.
4796 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4798 2009-01-19 Andreas Schwab <schwab@suse.de>
4800 * configure.tgt (powerpc64-*): Fix targ_obj.
4802 2009-01-15 Ian Lance Taylor <iant@google.com>
4804 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4805 local symbols when stripping all symbols.
4807 2009-01-14 Cary Coutant <ccoutant@google.com>
4809 * output.cc (Output_reloc): Add explicit instantiations.
4811 2009-01-14 Cary Coutant <ccoutant@google.com>
4813 * archive.cc (Archive::get_elf_object_for_member): Remove call
4814 to File_read::claim_for_plugin.
4815 * descriptors.cc (Descriptors::open): Remove reference to
4817 (Descriptors::claim_for_plugin): Remove.
4818 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4819 (Descriptors::is_claimed): Remove.
4820 (claim_descriptor_for_plugin): Remove.
4821 * fileread.cc (File_read::claim_for_plugin): Remove.
4822 * fileread.h (File_read::claim_for_plugin): Remove.
4823 (File_read::descriptor): Reopen descriptor if necessary.
4824 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4825 (Plugin_manager::all_symbols_read): Add task parameter. Change
4827 (Plugin_manager::get_input_file): New function.
4828 (Plugin_manager::release_input_file): New function.
4829 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4830 corresponding data member.
4831 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4832 and pass to base constructor. Change all callers.
4833 (get_input_file, release_input_file): New functions.
4834 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4835 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4836 (Plugin_manager::all_symbols_read): Add task parameter.
4837 (Plugin_manager::get_input_file): New function.
4838 (Plugin_manager::release_input_file): New function.
4839 (Plugin_manager::task_): New data member.
4840 (Pluginobj::Pluginobj): Add filesize parameter.
4841 (Pluginobj::filename): New function.
4842 (Pluginobj::descriptor): New function.
4843 (Pluginobj::filesize): New function.
4844 (Pluginobj::filesize_): New data member.
4845 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4846 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4847 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4849 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4850 with archive libraries.
4851 * testsuite/Makefile.in: Regenerate.
4852 * testsuite/plugin_test.c (struct sym_info): New type.
4853 (get_input_file, release_input_file): New static variables.
4854 (onload): Capture new transfer vector entries.
4855 (claim_file_hook): Stop reading at end of file according to filesize.
4856 Factor out parsing of readelf output into separate function.
4857 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4858 APIs and get the source file name from the symbol table. Convert
4859 source file name to corresponding object file name. Print info
4860 message when adding new input files.
4861 (parse_readelf_line): New function.
4862 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4863 * testsuite/plugin_test_2.sh: Likewise.
4864 * testsuite/plugin_test_3.sh: Likewise.
4865 * testsuite/plugin_test_4.sh: New test case.
4867 2009-01-07 Ian Lance Taylor <iant@google.com>
4869 * version.cc (version_string): Bump to 1.8.
4871 2008-12-23 Cary Coutant <ccoutant@google.com>
4873 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4874 * plugin.cc (Plugin_manager::finish): Rename as
4875 layout_deferred_objects. Move cleanup to separate function.
4876 (Plugin_manager::cleanup): New function.
4877 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4879 * plugin.h (Plugin_manager::finish): Rename as
4880 layout_deferred_objects.
4881 (Plugin_manager::cleanup): New function.
4882 (Plugin_manager::cleanup_done): New field.
4884 2008-12-23 Cary Coutant <ccoutant@google.com>
4886 * plugin.cc (is_visible_from_outside): New function.
4887 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4888 so we don't return "IR only" status for exported symbols or -r links.
4890 * testsuite/Makefile.am (plugin_test_3): New test case.
4891 * testsuite/Makefile.in: Regenerate.
4892 * testsuite/plugin_test_3.sh: New file.
4894 2008-12-22 Cary Coutant <ccoutant@google.com>
4896 * object.cc (Sized_relobj::layout_section): New function.
4897 (Sized_relobj::do_layout): Defer layout of input sections until after
4898 plugin has provided replacement files.
4899 (Sized_relobj::do_layout_deferred_sections): New function.
4900 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4901 (Relobj::layout_deferred_sections): New function.
4902 (Relobj::do_layout_deferred_sections): New function.
4903 (Sized_relobj::do_layout_deferred_sections): New function.
4904 (Sized_relobj::layout_section): New function.
4905 (Sized_relobj::Deferred_layout): New structure.
4906 (Sized_relobj::deferred_layout_): New field.
4907 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4908 Change all callers. Layout deferred sections.
4909 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4911 (Plugin_hook::run): Move code from do_plugin_hook inline.
4912 (Plugin_hook::do_plugin_hook): Remove.
4913 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4914 (Plugin_manager::finish): Renamed, was cleanup.
4915 (Plugin_manager::should_defer_layout): New function.
4916 (Plugin_manager::add_deferred_layout_object): New function.
4917 (Plugin_manager::Deferred_layout_list): New type.
4918 (Plugin_manager::deferred_layout_objects_): New field.
4919 (Plugin_hook::do_plugin_hook): Remove.
4921 2008-12-17 Ian Lance Taylor <iant@google.com>
4923 * options.h (class General_options): Add --no case for
4926 2008-12-16 Cary Coutant <ccoutant@google.com>
4928 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4930 (Plugin_manager::claim_file): Create plugin object even if
4931 plugin did not call the add_symbols callback.
4932 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4933 asking for more symbols than were added.
4934 * testsuite/Makefile.am (plugin_test_1): Add test case with
4936 (empty.syms): New target.
4937 * testsuite/Makefile.in: Regenerate.
4938 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4939 message. Don't call add_symbols if no globals.
4940 (all_symbols_read_hook): Don't provide replacement for empty
4943 2008-12-12 Ian Lance Taylor <iant@google.com>
4945 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4946 r_type == 0 for a local symbol with r_sym == 0.
4947 (scan_relocatable_relocs): Pass r_sym to
4948 local_non_section_strategy.
4949 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4952 * configure.ac: Update test for TLS descriptors: they are
4953 supported as of glibc 2.9.
4954 * configure: Rebuild.
4956 2008-12-11 Ian Lance Taylor <iant@google.com>
4959 * target-reloc.h (Default_scan_relocatable_relocs): For each
4960 function, map r_type == 0 to RELOC_DISCARD.
4962 2008-12-10 Cary Coutant <ccoutant@google.com>
4964 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4965 object to override a kept COMDAT group from a plugin object.
4967 2008-12-09 Ian Lance Taylor <iant@google.com>
4970 * yyscript.y (file_cmd): Handle INPUT.
4972 * testsuite/initpri1.c: Change all declarations to be full
4973 prototypes by adding void, to avoid compiler warnings.
4975 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4977 * options.cc (General_options::parse_plugin_opt): New.
4978 (General_options::add_plugin): The argument now is just the filename.
4979 (General_options::add_plugin_option): New.
4980 * options.h (plugin_opt): New.
4981 (add_plugin): Change argument name.
4982 (add_plugin_option): New.
4983 * plugin.cc (Plugin::load): Don't parse the plugin option.
4984 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4985 (Plugin::add_option): New.
4986 (Plugin::args_): Change type.
4987 (Plugin::filename_): New.
4988 (Plugin_manager::add_plugin_option): New.
4989 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4990 * testsuite/Makefile.in: Regenerate.
4992 2008-12-05 Cary Coutant <ccoutant@google.com>
4994 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4995 Handle --strip-lto-sections option.
4996 * options.h (strip_lto_sections): New option.
4998 2008-12-01 Cary Coutant <ccoutant@google.com>
5000 * plugin.cc (ld_plugin_message): Change format parameter to const.
5001 Fix mismatch between new[] and delete.
5003 2008-11-14 Cary Coutant <ccoutant@google.com>
5005 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5008 2008-11-05 Craig Silverstein <csilvers@google.com>
5010 * options.cc (General_options::parse_dynamic_list): New function.
5011 * options.h (General_options): New flags dynamic_list,
5012 dynamic_list_data, dynamic_list_cpp_new, and
5013 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5014 (General_options::in_dynamic_list): New function.
5015 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5016 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5017 (Lex::can_continue_name): Likewise.
5019 (read_script_file): New parameter script_options.
5020 (read_dynamic_list): New function.
5021 (Script_options::define_dynamic_list): New function.
5022 (dynamic_list_keyword_parsecodes): New variable.
5023 (dynamic_list_keywords): New variable.
5024 * script.h (Script_options::define_dynamic_list): New function
5026 (read_dynamic_list): New function prototype.
5027 * symtab.cc (strprefix): New macro.
5028 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5029 dynamic_list_data, dynamic_list_cpp_new, and
5030 dynamic_list_cpp_typeinfo.
5031 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5032 (dynamic_list_expr): New rule.
5033 (dynamic_list_nodes): Likewise.
5034 (dynamic_list_node): Likewise.
5035 * testsuite/Makefile.am (dynamic_list): New test.
5036 * testsuite/Makefile.in: Regenerated.
5037 * testsuite/dynamic_list.t: New file.
5038 * testsuite/dynamic_list.sh: New file.
5040 2008-11-05 Craig Silverstein <csilvers@google.com>
5042 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5043 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5044 (t11_last): Likewise.
5045 * testsuite/ver_test_6.c (main): Likewise.
5047 2008-10-07 Cary Coutant <ccoutant@google.com>
5049 * options.c (General_options::finalize): Add check for -static and
5051 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5054 2008-10-02 Cary Coutant <ccoutant@google.com>
5056 * plugin.cc (make_sized_plugin_object): Fix conditional
5057 compilation to work when not all targets are enabled.
5059 2008-09-29 Cary Coutant <ccoutant@google.com>
5061 * archive.cc (Archive::get_file_and_offset): Use filename instead
5062 of name to get library path.
5063 (Archive::include_member): Unlock external member of a thin archive.
5065 * testsuite/Makefile.am (TEST_AR): New variable.
5066 (thin_archive_test_1): New test.
5067 (thin_archive_test_2): New test.
5068 * testsuite/Makefile.in: Regenerate.
5069 * testsuite/thin_archive_main.cc: New file.
5070 * testsuite/thin_archive_test_1.cc: New file.
5071 * testsuite/thin_archive_test_2.cc: New file.
5072 * testsuite/thin_archive_test_3.cc: New file.
5073 * testsuite/thin_archive_test_4.cc: New file.
5075 2008-09-29 Cary Coutant <ccoutant@google.com>
5077 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5078 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5080 (Sized_relobj::do_finalize_local_symbols): Likewise.
5081 (Sized_relobj::map_to_kept_section): Likewise.
5082 * object.h (Sized_relobj::invalid_address): New constant.
5083 (Sized_relobj::do_output_section_offset): Check for invalid_address
5085 * output.cc (Output_reloc::local_section_offset): Use constant
5086 invalid_address instead of -1U.
5087 (Output_reloc::get_address): Likewise.
5088 (Output_section::output_address): Change -1U to -1ULL.
5089 * output.h (Output_reloc::invalid_address): New constant.
5090 * reloc.cc (Sized_relobj::write_sections): Use constant
5091 invalid_address instead of -1U.
5092 (Sized_relobj::relocate_sections): Likewise.
5093 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5094 values for merge sections.
5095 * target-reloc.h (relocate_for_relocatable): Use constant
5096 invalid_address instead of -1U.
5098 2008-09-19 Cary Coutant <ccoutant@google.com>
5100 Add plugin functionality for link-time optimization (LTO).
5101 * configure.ac (plugins): Add --enable-plugins option.
5102 * configure: Regenerate.
5103 * config.in: Regenerate.
5104 * Makefile.am (LIBDL): New variable.
5105 (CCFILES): Add plugin.cc.
5106 (HFILES): Add plugin.h.
5107 (ldadd_var): Add LIBDL.
5108 * Makefile.in: Regenerate.
5110 * archive.cc: Include "plugin.h".
5111 (Archive::setup): Don't preread archive symbols when using a plugin.
5112 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5113 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5115 (Archive::include_member): Add symbols from plugin objects.
5116 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5117 * descriptors.cc (Descriptors::open): Check for file descriptors
5118 abandoned by plugins.
5119 (Descriptors::claim_for_plugin): New function.
5120 * descriptors.h (Descriptors::claim_for_plugin): New function.
5121 (Open_descriptor::is_claimed): New field.
5122 (claim_descriptor_for_plugin): New function.
5123 * fileread.cc (File_read::claim_for_plugin): New function.
5124 * fileread.h (File_read::claim_for_plugin): New function.
5125 (File_read::descriptor): New function.
5126 * gold.cc: Include "plugin.h".
5127 (queue_initial_tasks): Add task to call plugin hooks for generating
5129 * main.cc: Include "plugin.h".
5130 (main): Load plugin libraries.
5131 * object.h (Pluginobj): Declare.
5132 (Object::pluginobj): New function.
5133 (Object::do_pluginobj): New function.
5134 (Object::set_target): New function.
5135 * options.cc: Include "plugin.h".
5136 (General_options::parse_plugin): New function.
5137 (General_options::General_options): Initialize plugins_ field.
5138 (General_options::add_plugin): New function.
5139 * options.h (Plugin_manager): Declare.
5140 (General_options): Add --plugin option.
5141 (General_options::has_plugins): New function.
5142 (General_options::plugins): New function.
5143 (General_options::add_plugin): New function.
5144 (General_options::plugins_): New field.
5145 * plugin.cc: New file.
5146 * plugin.h: New file.
5147 * readsyms.cc: Include "plugin.h".
5148 (Read_symbols::do_read_symbols): Check for archive before checking
5149 for ELF file. Call plugin hooks to claim files.
5150 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5151 from a real object file; force override when processing replacement
5153 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5154 (Symbol::init_base_object): Likewise.
5155 (Symbol::init_base_output_data): Likewise.
5156 (Symbol::init_base_output_segment): Likewise.
5157 (Symbol::init_base_constant): Likewise.
5158 (Symbol::init_base_undefined): Likewise.
5159 (Symbol::output_section): Assert that object is not a plugin.
5160 (Symbol_table::add_from_pluginobj): New function.
5161 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5163 (Symbol_table::sized_write_globals): Likewise.
5164 (Symbol_table::add_from_pluginobj): Instantiate template.
5165 * symtab.h (Sized_pluginobj): Declare.
5166 (Symbol::in_real_elf): New function.
5167 (Symbol::set_in_real_elf): New function.
5168 (Symbol::in_real_elf_): New field.
5169 (Symbol_table::add_from_pluginobj): New function.
5171 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5172 (LIBDL): New variable.
5174 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5175 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5176 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5177 (MOSTLYCLEANFILES): Likewise.
5178 * testsuite/Makefile.in: Regenerate.
5179 * testsuite/plugin_test.c: New file.
5180 * testsuite/plugin_test_1.sh: New file.
5181 * testsuite/plugin_test_2.sh: New file.
5183 2008-09-16 Ian Lance Taylor <iant@google.com>
5185 * target-reloc.h (relocate_section): Check whether a symbol is
5186 defined by the ABI before reporting an undefined symbol error.
5187 * target.h (Target::is_defined_by_abi): Make parameter const.
5188 (Target::do_is_defined_by_abi): Likewise.
5189 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5190 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5191 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5192 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5193 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5194 * testsuite/Makefile.in: Rebuild.
5196 * fileread.cc (make_view): Add casts to avoid warning.
5198 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5200 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5201 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5203 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5205 * options.h (General_options::output_is_executable): New.
5206 (General_options::output_is_pie): New.
5207 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5208 for shared libraries.
5209 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5211 2008-09-11 Chris Demetriou <cgd@google.com>
5213 * options.h (origin): New -z option.
5214 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5215 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5218 2008-09-05 Cary Coutant <ccoutant@google.com>
5220 * fileread.cc (File_read::make_view): Add check for attempt to map
5223 2008-09-05 Cary Coutant <ccoutant@google.com>
5225 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5226 explicit instantiations.
5228 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5231 * options.cc (General_options::finalize): Allow undefined symbols
5232 in shlibs if linking -shared.
5235 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5236 symbols as not needing a dynsym entry.
5238 2008-08-20 Craig Silverstein <csilvers@google.com>
5240 * fileread.cc (File_read::open): Do not lock the file unless it
5241 was successfully opened.
5243 2008-08-14 Cary Coutant <ccoutant@google.com>
5245 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5246 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5247 * testsuite/tls_test.cc (struct int128): 128-bit struct
5248 for testing TLS relocs with non-zero addend.
5249 (v12): New TLS variable.
5251 (t_last): Add check for v12.
5252 * testsuite/tls_test.h (t12): New function.
5253 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5255 2008-08-13 Ian Lance Taylor <iant@google.com>
5257 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5258 set tls_segment_ or relro_segment_.
5259 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5261 * output.h (Output_section::clear_is_relro): New function.
5262 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5263 sections specially even when output_data_ is empty.
5264 (Output_segment::maximum_alignment): When first section is relro,
5265 only force alignment for PT_LOAD segments.
5266 * script.cc (script_data_segment_align): New function.
5267 (script_data_segment_relro_end): New function.
5268 * script-c.h (script_data_segment_align): Declare.
5269 (script_data_segment_relro_end): Declare.
5270 * script-sections.h (class Script_sections): Declare
5271 data_segment_align and data_segment_relro_end. Add fields
5272 segment_align_index_ and saw_relro_end_.
5273 * script-sections.cc (class Sections_element): Add set_is_relro
5274 virtual function. Add new bool* parameter to place_orphan_here.
5275 Add get_output_section virtual function.
5276 (class Output_section_definition): Add set_is_relro. Add new
5277 bool* parameter to place_orphan_here. Add get_output_section.
5278 Add is_relro_ field.
5279 (Output_section_definition::Output_section_definition): Initialize
5280 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5281 and is_relro_ fields.
5282 (Output_section_definition::place_orphan_here): Add is_relro
5284 (Output_section_definition::set_section_addresses): Set relro for
5286 (Output_section_definition::alternate_constraint): Likewise.
5287 (class Orphan_output_section): Add new bool* parameter to
5288 place_orphan_here. Add get_output_section.
5289 (Orphan_output_section::place_orphan_here): Add is_relro
5291 (Script_sections::Script_sections): Initialize
5292 data_segment_align_index_ and saw_relro_end_.
5293 (Script_sections::data_segment_align): New function.
5294 (Script_sections::data_segment_relro_end): New function.
5295 (Script_sections::place_orphan): Set or clear is_relro.
5296 (Script_sections::set_section_addresses): Force alignment of first
5298 * yyscript.y (exp): Call script_data_segment_align and
5299 script_data_segment_relro_end.
5300 * testsuite/relro_script_test.t: New file.
5301 * testsuite/relro_test.cc (using_script): Declare.
5302 (t1, t2): Test using_script.
5303 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5304 (relro_script_test_SOURCES): Define.
5305 (relro_script_test_DEPENDENCIES): Define.
5306 (relro_script_test_LDFLAGS): Define.
5307 (relro_script_test_LDADD): Define.
5308 (relro_script_test.so): New target.
5309 * testsuite/Makefile.in: Rebuild.
5311 2008-08-06 Cary Coutant <ccoutant@google.com>
5313 * archive.cc (Archive::total_archives, Archive::total_members)
5314 (Archive::total_members_loaded): New variables.
5315 (Archive::setup): Add parameter. Add option to preread
5317 (Archive::read_armap): Add counter.
5318 (Archive::get_file_and_offset): New function.
5319 (Archive::get_elf_object_for_member): New function.
5320 (Archive::read_all_symbols): New function.
5321 (Archive::read_symbols): New function.
5322 (Archive::add_symbols): Add counters.
5323 (Archive::include_all_members): Use armap to find members if it's
5325 (Archive::include_member): Skip reading symbols if already read.
5326 Factored code into Archive::get_file_and_offset and
5327 Archive::get_elf_object_for_member. Changed call to
5328 Mapfile::report_include_archive_member.
5329 (Archive::print_stats): New function.
5330 * archive.h: Declare Object and Read_symbols_data classes.
5331 (Archive::Archive): Add initializers for new members.
5332 (Archive::setup): Add parameter.
5333 (Archive::print_stats): New function.
5334 (Archive::total_archives, Archive::total_members)
5335 (Archive::total_members_loaded): New variables.
5336 (Archive::get_file_and_offset): New function.
5337 (Archive::get_elf_object_for_member): New function.
5338 (Archive::read_all_symbols): New function.
5339 (Archive::read_symbols): New function.
5340 (Archive::Archive_member): New class.
5341 (Archive::members_): New member.
5342 (Archive::num_members_): New member.
5343 * main.cc: Include archive.h.
5344 (main): Call Archive::print_stats.
5345 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5346 archive parameter; member_name is now the fully-decorated name.
5347 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5348 * options.h: (General_options): Add --preread-archive-symbols option.
5349 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5352 2008-08-04 Ian Lance Taylor <iant@google.com>
5354 * symtab.h (Symbol::use_plt_offset): New function.
5355 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5356 * powerpc.cc (Relocate::relocate): Likewise.
5357 * sparc.cc (Relocate::relocate): Likewise.
5358 * x86_64.cc (Relocate::relocate): Likewise.
5359 * testsuite/weak_plt.sh: New test.
5360 * testsuite/weak_plt_main.cc: New test.
5361 * testsuite/weak_plt_shared.cc: New test.
5362 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5363 (check_PROGRAMS): Add weak_plt.
5364 (check_DATA): Add weak_plt_shared.so.
5365 (weak_plt_main_pic.o, weak_plt): New targets.
5366 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5367 * testsuite/Makefile.in: Rebuild.
5369 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5371 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5372 * testsuite/Makefile.in: Rebuild.
5374 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5376 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5377 * Makefile.in: Regenerate.
5378 * po/POTFILES.in: Regenerate.
5380 2008-07-29 Ian Lance Taylor <iant@google.com>
5382 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5383 symbols before other symbols.
5384 * testsuite/script_test_2.cc (test_addr): Declare.
5385 (test_addr_alias): Declare.
5386 (main): Check that test_addr and test_addr_alias have the right
5388 * testsuite/script_test_2.t: Define test_addr_alias and
5391 2008-07-24 Ian Lance Taylor <iant@google.com>
5394 * descriptors.cc: New file.
5395 * descriptors.h: New file.
5396 * gold-threads.h (class Hold_optional_lock): New class.
5397 * fileread.cc: Include "descriptors.h".
5398 (File_read::~File_read): Release descriptor rather than closing
5400 (File_read::open) [file]: Call open_descriptor rather than open.
5401 Set is_descriptor_opened_.
5402 (File_read::open) [memory]: Assert that descriptor is not open.
5403 (File_read::reopen_descriptor): New function.
5404 (File_read::release): Release descriptor.
5405 (File_read::do_read): Make non-const. Reopen descriptor.
5406 (File_read::read): Make non-const.
5407 (File_read::make_view): Reopen descriptor.
5408 (File_read::do_readv): Likewise.
5409 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5410 Update declarations.
5411 * layout.cc: Include "descriptors.h".
5412 (Layout::create_build_id): Use open_descriptor rather than open.
5413 * output.cc: Include "descriptors.h".
5414 (Output_file::open): Use open_descriptor rather than open.
5415 * archive.cc (Archive::const_iterator): Change Archive to be
5417 (Archive::begin, Archive::end): Make non-const.
5418 (Archive::count_members): Likewise.
5419 * archive.h (class Archive): Update declarations.
5420 * object.h (Object::read): Make non-const.
5421 * Makefile.am (CCFILES): Add descriptors.cc.
5422 (HFILES): Add descriptors.h.
5423 * Makefile.in: Rebuild.
5426 * gold.h: Always include <clocale>. Add Solaris workarounds
5427 following code in binutils/sysdep.h.
5430 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5431 this->eh_frame_hdr_ is NULL before using it.
5433 * dynobj.cc (Versions::Versions): Update comment.
5435 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5436 the base version name.
5438 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5439 array size plus one.
5440 (Stringpool_template::set_string_offsets): Subtract one from key
5441 before using it as an array index.
5442 (Stringpool_template::get_offset_with_length): Likewise.
5443 (Stringpool_template::write_to_buffer): Likewise.
5444 * stringpool.h (Stringpool_template::get_offset_from_key):
5447 2008-07-23 Ian Lance Taylor <iant@google.com>
5450 * object.h (Merged_symbol_value::value): Do our best to handle a
5454 * script.cc (Version_script_info::get_versions): Don't add empty
5455 version tag to return value.
5456 (Version_script_info::get_symbol_version_helper): Change return
5457 type to bool. Add pversion parameter. Change all callers.
5458 (script_register_vers_node): Don't require a non-NULL tag.
5459 * script.h (class Version_script_info): Update declarations.
5460 (Version_script_info::get_symbol_version): Change return type to
5461 bool. Add version parameter. Change all callers.
5462 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5463 handling. Handle an empty version from a version script.
5464 (Symbol_table::define_special_symbol): Likewise.
5465 * testsuite/ver_test_10.script: New file.
5466 * testsuite/ver_test_10.sh: New file.
5467 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5468 (check_DATA): Add ver_test_10.syms.
5469 (ver_test_10.syms, ver_test_10.so): New target.
5470 * testsuite/Makefile.in: Rebuild.
5472 2008-07-23 Simon Baldwin <simonb@google.com>
5474 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5475 to zero for undefined symbols from dynamic libraries.
5477 2008-07-23 Ian Lance Taylor <iant@google.com>
5479 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5481 * symtab.h (class Symbol_table): Update declaration.
5482 * testsuite/ver_test_9.cc: New file.
5483 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5484 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5485 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5486 (ver_test_9.so, ver_test_9.o): New targets.
5487 * testsuite/Makefile.in: Rebuild.
5489 2008-07-22 Ian Lance Taylor <iant@google.com>
5491 * options.h (class General_options): Define --check-sections.
5492 * layout.cc (Layout::set_segment_offsets): Handle
5495 * options.h (class General_options): Define -n/--nmagic and
5497 * options.cc (General_options::finalize): For -n/--nmagic or
5498 -N/--omagic, set -static.
5499 * layout.cc (Layout::attach_allocated_section_to_segment): If
5500 -N/--omagic, don't put read-only and read-write sections in
5502 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5503 finding a read-only segment.
5504 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5505 don't set the minimum segment alignment to the common page size,
5506 and don't set the file offset to the address modulo the page size.
5507 * script-sections.cc (Script_sections::create_segments): If
5508 -n/--omagic, don't put read-only and read-write sections in
5511 * cref.cc: New file.
5513 * options.h (class General_options): Add --print-symbol-counts.
5514 * main.cc (main): Issue defined symbol report if requested.
5515 * archive.cc (Archive::interpret_header): Make into a const member
5517 (Archive::add_symbols): Call Input_objects::archive_start and
5519 (Archive::const_iterator): Define new class.
5520 (Archive::begin, Archive::end): New functions.
5521 (Archive::include_all_members): Rewrite to use iterator.
5522 (Archive::count_members): New function.
5523 * archive.h (class Archive): Update declarations.
5524 (Archive::filename): New function.
5525 * object.cc: Include "cref.h".
5526 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5527 (Sized_relobj::do_get_global_symbol_counts): New function.
5528 (Input_objects::add_object): Add object to cross-referencer.
5529 (Input_objects::archive_start): New function.
5530 (Input_objects::archive_stop): New function.
5531 (Input_objects::print_symbol_counts): New function.
5532 * object.h: Declare Cref and Archive.
5533 (Object::get_global_symbol_counts): New function.
5534 (Object::do_get_global_symbol_counts): New pure virtual function.
5535 (class Sized_relobj): Add defined_count_ field. Update
5537 (class Input_objects): Add cref_ field. Update constructor.
5538 Update declarations.
5539 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5541 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5543 (Sized_dynobj::do_get_global_symbol_counts): New function.
5544 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5545 defined_count_. Update declarations. Define Symbols typedef.
5546 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5547 parameter. Change all callers.
5548 (Symbol_table::add_from_dynobj): Add sympointers and defined
5549 parameters. Change all callers.
5550 * symtab.h (class Symbol_table): Update declarations.
5551 * Makefile.am (CCFILES): Add cref.cc.
5552 (HFILES): Add cref.h.
5553 * Makefile.in: Rebuild.
5555 2008-07-22 Simon Baldwin <simonb@google.com>
5557 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5558 to zero when writing undefined symbols.
5560 2008-07-22 Ian Lance Taylor <iant@google.com>
5562 * output.cc (Output_section::add_input_section): Don't try to
5563 merge empty merge sections.
5565 2008-07-21 Craig Silverstein <csilvers@google.com>
5567 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5568 Include symbol version in error message.
5570 2008-07-20 Chris Demetriou <cgd@google.com>
5572 * configure.ac (gold_cv_c_random_seed): New configured variable.
5573 (RANDOM_SEED_CFLAGS): New substituted variable.
5574 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5575 * configure: Rebuild.
5576 * Makefile.in: Likewise.
5577 * testsuite/Makefile.in: Likewise.
5579 2008-07-18 Ian Lance Taylor <iant@google.com>
5581 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5582 where we see NAME/NULL and NAME/VERSION as separate symbols.
5583 * testsuite/ver_test_main.cc (main): Call t4.
5584 (t4, t4_2a): Define.
5585 * testsuite/ver_test_2.cc (t4_2): Define.
5586 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5587 * testsuite/ver_test_4.cc (t4_2a): Define.
5588 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5589 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5591 2008-07-17 Ian Lance Taylor <iant@google.com>
5593 * dynobj.cc (Versions::add_def): If we give an error about a
5594 missing version, go ahead and create the version anyhow.
5596 2008-07-10 Ian Lance Taylor <iant@google.com>
5598 Handle output sections with more than 0x7fffffff bytes.
5599 * object.h (class Relobj): Change map_to_output_ to
5600 output_sections_, and just keep a section pointer. Change all
5601 uses. Move comdat group support to Sized_relobj.
5602 (Relobj::is_section_specially_mapped): Remove.
5603 (Relobj::output_section): Remove poff parameter. Change all
5605 (Relobj::output_section_offset): New function.
5606 (Relobj::set_section_offset): Rewrite.
5607 (Relobj::map_to_output): Remove.
5608 (Relobj::output_sections): New function.
5609 (Relobj::do_output_section_offset): New pure virtual function.
5610 (Relobj::do_set_section_offset): Likewise.
5611 (class Sized_relobj): Add section_offsets_ field. Add comdat
5612 group support from Relobj. Update declarations.
5613 (Sized_relobj::get_output_section_offset): New function.
5614 (Sized_relobj::do_output_section_offset): New function.
5615 (Sized_relobj::do_set_section_offset): New function.
5616 * object.cc (Relobj::output_section_address): Remove.
5617 (Sized_relobj::Sized_relobj): Initialize new fields.
5618 (Sized_relobj::include_section_group): Cast find_kept_object to
5620 (Sized_relobj::include_linkonce_section): Likewise.
5621 (Sized_relobj::do_layout): Use separate arrays for output section
5623 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5625 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5626 output_sections and section_offsets.
5627 (Sized_relobj::write_local_symbols): Likewise.
5628 (map_to_kept_section): Compute output address directly.
5629 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5630 output_sections and section_offsets.
5631 (Sized_relobj::write_sections): Likewise.
5632 (Sized_relobj::relocate_sections): Likewise.
5633 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5634 * output.h (class Output_reloc): Update declarations. Change
5635 u2_.relobj to Sized_relobj*.
5636 (class Output_data_reloc): Change add functions to use
5638 * output.cc (Output_reloc::Output_reloc): Change relobj to
5640 (Output_reloc::local_section_offset): Change return type to
5641 Elf_Addr. Use get_output_section_offset.
5642 (Output_reloc::get_address): Likewise.
5643 (Output_section::is_input_address_mapped): Don't call
5644 is_section_specially_mapped.
5645 (Output_section::output_offset): Likewise.
5646 (Output_section::output_address): Likewise.
5647 (Output_section::starting_output_address): Likewise.
5648 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5649 parameter to Sized_relobj*.
5650 (Copy_relocs::need_copy_reloc): Likewise.
5651 (Copy_relocs::save): Likewise.
5652 * copy-relocs.h (class Copy_relocs): Update declarations.
5653 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5654 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5655 * target-reloc.h (relocate_for_relocatable): Change
5656 offset_in_output_section type to Elf_Addr. Change code that uses
5658 * layout.cc (Layout::layout): Always set *off.
5659 * mapfile.cc (Mapfile::print_input_section): Use
5660 output_section_offset.
5661 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5663 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5664 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5665 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5667 2008-07-03 Ian Lance Taylor <iant@google.com>
5669 * layout.cc (Layout::include_section): Do not discard unrecognized
5670 SHT_STRTAB sections.
5672 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5674 * script.cc (Lex::can_continue_name): Make '?' allowable in
5675 version-script names.
5676 * testsuite/version_script.map: Change glob pattern to use '?'
5678 2008-06-30 Manish Singh <yosh@gimp.org>
5681 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5684 2008-06-30 Ian Lance Taylor <iant@google.com>
5688 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5689 versions]: Don't try to read the value in the contents, since we
5690 don't use it. Use the template endianness when writing.
5692 2008-06-25 Cary Coutant <ccoutant@google.com>
5694 * fileread.cc (File_read::make_view): Assert on zero-length view.
5695 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5696 symbol table when there are no symbols to read.
5698 2008-06-23 Craig Silverstein <csilvers@google.com>
5700 * version.cc (version_string): Bump to 1.7
5702 2008-06-18 Craig Silverstein <csilvers@google.com>
5704 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5705 constant 0xFFFF to type Valtype.
5706 (Powerpc_relocate_functions::rel16_ha): Likewise.
5708 2008-06-17 Ian Lance Taylor <iant@google.com>
5710 * output.h (Output_section::Input_section): Initialize p2align_ to
5711 zero for Output_section_data constructors.
5712 (Output_section::Input_section::addralign): If not an input
5713 section, return the alignment of the Output_section_data.
5714 * testsuite/copy_test.cc: New file.
5715 * testsuite/copy_test_1.cc: New file.
5716 * testsuite/copy_test_2.cc: New file.
5717 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5718 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5719 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5720 (copy_test_1_pic.o, copy_test_1.so): New targets.
5721 (copy_test_2_pic.o, copy_test_2.so): New targets.
5722 * testsuite/Makefile.in: Rebuild.
5724 * script-sections.cc (Script_sections::place_orphan): Initialize
5725 local variable exact.
5727 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5729 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5731 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5732 David S. Miller <davem@davemloft.net>
5734 * powerpc.cc: New file.
5735 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5736 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5737 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5738 * Makefile.in: Rebuild.
5740 2008-06-09 Ian Lance Taylor <iant@google.com>
5742 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5744 (throwing, orig_terminate): New static variables.
5745 (terminate_handler): New static function.
5746 (t2): Set terminate handler.
5748 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5751 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5754 2008-05-30 Cary Coutant <ccoutant@google.com>
5756 * archive.cc (Archive::include_all_members) Correct to step
5757 over symbol table and extended name table in thin archives.
5759 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5762 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5765 2008-05-28 Caleb Howe <cshowe@google.com>
5767 * reduced_debug_output.cc: New file.
5768 * reduced_debug_output.h: New file.
5769 * options.h (class General_options): Add --strip-debug-non-line.
5770 * options.cc (General_options::finalize): Add strip_debug_non_line
5771 to the strip heirarchy.
5772 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5774 * layout.cc: Include "reduced_debug_output.h".
5775 (Layout::Layout): Initialize new fields.
5776 (line_only_debug_sections): New static array.
5777 (is_lines_only_debug_sections): New static inline function.
5778 (Layout::include_section): Handle --strip-debug-non-line.
5779 (Layout::make_output_section): If --strip-debug-non-line, build
5780 new output sections for .debug_abbrev and .debug_info.
5781 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5782 gold. Warn about possible overflow.
5783 (read_signed_LEB_128): Likewise.
5784 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5785 (read_signed_LEB_128): Declare.
5786 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5787 (HFILES): Add reduced_debug_output.h.
5788 * Makefile.in: Rebuild.
5790 2008-05-21 Ian Lance Taylor <iant@google.com>
5792 * mapfile.cc: New file.
5793 * mapfile.h: New file.
5794 * options.h (class General_options): Add -M/--print-map and -Map.
5795 * options.cc (General_options::finalize): Make -M equivalent to
5797 * main.cc: Include <cstdio> and "mapfile.h".
5798 (main): Open mapfile if requested.
5799 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5800 constructor. Change caller.
5801 (queue_initial_tasks): Add mapfile parameter. Change caller.
5802 (queue_middle_tasks): Likewise.
5803 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5805 * archive.cc: Include "mapfile.h".
5806 (Archive::add_symbols): Add mapfile parameter. Change all
5807 callers. Pass mapfile, symbol, and reason to include_member.
5808 (Archive::include_all_members): Add mapfile parameter. Change all
5810 (Archive::include_member): Add mapfile, sym, and why parameters.
5811 Change all callers. Report inclusion to map file.
5812 * archive.h: Include "fileread.h".
5813 (class Archive): Update declarations.
5814 (Archive::file): New const method.
5815 (class Add_archive_symbols): Add mapfile_ field. Update
5816 constructor. Change all callers.
5817 * readsyms.h (class Read_symbols): Likewise.
5818 (class Finish_group): Likewise.
5819 (class Read_script): Likewise.
5820 * common.cc: Include "mapfile.h".
5821 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5823 (Symbol_table::do_allocate_commons): Likewise.
5824 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5825 symbol allocation to mapfile.
5826 * common.h (class Allocate_commons_task): Add mapfile_ field.
5827 Update constructor. Change all callers.
5828 * symtab.h (class Symbol_table): Update declarations.
5829 * layout.cc: Include "mapfile.h".
5830 (Layout_task_runner::run): Print information to mapfile.
5831 (Layout::create_gold_note): Change Output_data_fixed_space to
5832 Output_data_zero_fill.
5833 (Layout::create_build_id): Likewise.
5834 (Layout::print_to_mapfile): New function.
5835 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5836 constructor. Change caller.
5837 (class Layout): Declare print_to_mapfile.
5838 * output.cc (Output_section::Input_section::print_to_mapfile): New
5840 (Output_section::add_input_section): If producing a map, always
5841 add to input_sections_ list.
5842 (Output_section::do_print_to_mapfile): New function.
5843 (Output_segment::print_sections_to_mapfile): New function.
5844 (Output_segment::print_section_list_to_mapfile): New function.
5845 * output.h: Include "mapfile.h".
5846 (Output_data::print_to_mapfile): New function.
5847 (Output_data::do_print_to_mapfile): New virtual function.
5848 (Output_segment_headers::do_print_to_mapfile): New function.
5849 (Output_file_header::do_print_to_mapfile): New function.
5850 (Output_data_const::do_print_to_mapfile): New function.
5851 (class Output_data_const_buffer): Add map_name_ field. Update
5852 constructor. Change all callers. Add do_print_to_mapfile
5854 (class Output_data_fixed_space): Likewise.
5855 (class Output_data_space): Likewise.
5856 (class Output_data_zero_fill): New class.
5857 (Output_data_strtab::do_print_to_mapfile): New function.
5858 (Output_data_reloc_base::do_print_to_mapfile): New function.
5859 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5860 (Output_data_group::do_print_to_mapfile): New function.
5861 (Output_data_got::do_print_to_mapfile): New function.
5862 (Output_data_dynamic::do_print_to_mapfile): New function.
5863 (Output_symtab_xindex::do_print_to_mapfile): New function.
5864 (class Output_section): Declare do_print_to_mapflie. Declare
5865 print_to_mapfile in Input_section.
5866 (class Output_segment): Declare new functions.
5867 * object.h (Sized_relobj::symbol_count): New function.
5868 * script-sections.cc
5869 (Output_section_element_dot_assignment::set_section_addresses):
5870 Change Output_data_fixed_space to Output_data_zero_fill.
5871 (Output_data_expression::do_print_to_mapfile): New function.
5872 * script.cc (read_input_script): Add mapfile parameter. Change
5874 * script.h (read_input_script): Update declaration.
5875 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5876 (Eh_frame::do_print_to_mapfile): New function.
5877 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5878 (Output_merge_string::do_print_to_mapfile): New function.
5879 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5881 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5883 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5885 * Makefile.am (CCFILES): Add mapfile.cc.
5886 (HFILES): Add mapfile.h.
5887 * Makefile.in: Rebuild.
5889 2008-05-19 Ian Lance Taylor <iant@google.com>
5891 * options.h (class General_options): Add -z relro.
5892 * layout.cc (Layout::Layout): Initialize relro_segment_.
5893 (Layout::add_output_section_data): Return the output section.
5894 (Layout::make_output_section): Rcognize relro sections and mark
5896 (Layout::attach_allocated_section_to_segment): Put relro sections
5897 in a PT_GNU_RELRO segment.
5898 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5900 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5902 (Layout::linkonce_mapping): Map d.rel.ro.local to
5904 (Layout::output_section_name): Us .data.rel.ro.local for any
5905 section which begins with that.
5906 * layout.h (class Layout): Update add_output_section_data
5907 declaration. Add relro_segment_ field.
5908 * output.cc (Output_section::Output_section): Initialize is_relro_
5909 and is_relro_local_ fields.
5910 (Output_segment::add_output_section): Group relro sections.
5911 (Output_segment::is_first_section_relro): New function.
5912 (Output_segment::maximum_alignment): If there is a relro section,
5913 align the segment to the common page size.
5914 (Output_segment::set_section_addresses): Track whether we are
5915 looking at relro sections. If the last section is a relro
5916 section, align to the common page size.
5917 (Output_segment::set_section_list_addresses): Add in_relro
5918 parameter. Change all callers. Align to the page size when
5919 moving from relro to non-relro section.
5920 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5922 * output.h (class Output_section): Add is_relro_ and
5923 is_relro_local_ fields.
5924 (Output_section::is_relro): New function.
5925 (Output_section::set_is_relro): New function.
5926 (Output_section::is_relro_local): New function.
5927 (Output_section::set_is_relro_local): New function.
5928 (class Output_segment): Update declarations.
5929 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5930 * sparc.cc (Target_sparc::got_section): Likewise.
5931 * x86_64.cc (Target_x86_64::got_section): Likewise.
5932 * testsuite/relro_test_main.cc: New file.
5933 * testsuite/relro_test.cc: New file.
5934 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5935 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5936 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5937 (relro_test.so, relro_test_pic.o): New targets.
5938 * testsuite/Makefile.in: Rebuild.
5940 2008-05-16 Ian Lance Taylor <iant@google.com>
5942 * output.cc (Output_segment::add_output_section): Remove front
5944 * output.h (class Output_segment): Remove
5945 add_initial_output_section and overloaded add_output_section.
5946 Update declaration of remaining add_output_section.
5947 * layout.cc (Layout::create_interp): Call add_output_section
5948 rather than add_initial_output_section.
5949 (Layout::finish_dynamic_section): Likewise.
5951 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5952 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5953 know the dynamic type.
5954 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5955 field. Initialize it in constructor.
5956 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5957 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5958 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5961 * output.cc (Output_reloc::get_address): Change return type to
5963 * output.h (class Output_reloc): Update get_address declaration.
5964 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5965 for section addresses.
5967 2008-05-09 Ian Lance Taylor <iant@google.com>
5970 * gold.cc (gold_nomem): Use return value of write.
5972 2008-05-08 Ian Lance Taylor <iant@google.com>
5974 * symtab.c (Symbol::init_base_output_data): Add version
5975 parameter. Change all callers.
5976 (Symbol::init_base_output_segment): Likewise.
5977 (Symbol::init_base_constant): Likewise.
5978 (Symbol::init_base_undefined): Likewise.
5979 (Sized_symbol::init_output_data): Likewise.
5980 (Sized_symbol::init_output_segment): Likewise.
5981 (Sized_symbol::init_constant): Likewise.
5982 (Sized_symbol::init_undefined): Likewise.
5983 (Symbol_table::do_define_in_output_data): If the new symbol has a
5984 version, mark it as the default.
5985 (Symbol_table::do_define_in_output_segment): Likewise.
5986 (Symbol_table::do_define_as_constant): Likewise.
5987 * symtab.h (class Symbol): Update declarations.
5988 (class Sized_symbol): Likewise.
5989 * resolve.cc (Symbol::override_version): New function.
5990 (Symbol::override_base): Call override_version.
5991 (Symbol::override_base_with_special): Likewise.
5992 * testsuite/ver_script_8.script: New file.
5993 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5994 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5995 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5996 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5998 2008-05-06 Ian Lance Taylor <iant@google.com>
6001 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6003 (class General_options): Remove existing --undefined, and add
6004 --no-undefined instead. Add new --undefined as synonym for -u.
6005 * archive.cc (Archive::add_symbols): Check whether symbol was
6007 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6008 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6009 all uses. Add IS_UNDEFINED. Update declarations to split
6010 different versions of init_base. Declare init_base_undefined.
6011 (Symbol::is_defined): Handle IS_UNDEFINED.
6012 (Symbol::is_undefined): Likewise.
6013 (Symbol::is_weak_undefined): Call is_undefined.
6014 (Symbol::is_absolute): Handle IS_CONSTANT.
6015 (class Sized_symbol): Update declarations to split different
6016 versions of init. Declare init_undefined.
6017 (class Symbol_table): Declare new functions.
6018 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6020 (Symbol::init_base_output_data): Likewise.
6021 (Symbol::init_base_output_segment): Likewise.
6022 (Symbol::init_base_constant): Likewise.
6023 (Symbol::init_base_undefined): New function.
6024 (Sized_symbol::init_object): Rename from init. Change all
6026 (Sized_symbol::init_output_data): Likewise.
6027 (Sized_symbol::init_output_segment): Likewise.
6028 (Sized_symbol::init_constant): Likewise.
6029 (Sized_symbol::init_undefined): New function.
6030 (Symbol_table::add_undefined_symbols_from_command_line): New
6032 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6034 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6035 (Symbol::output_section): Likewise.
6036 (Symbol::set_output_section): Likewise.
6037 (Symbol_table::sized_finalize_symbol): Likewise.
6038 (Symbol_table::sized_write_globals): Likewise.
6039 * resolve.cc (Symbol_table::should_override): Likewise.
6040 (Symbol::override_base_with_special): Likewise.
6042 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6043 symbol, change it to have default visibility.
6044 * testsuite/protected_1.cc: New file.
6045 * testsuite/protected_2.cc: New file.
6046 * testsuite/protected_3.cc: New file.
6047 * testsuite/protected_main_1.cc: New file.
6048 * testsuite/protected_main_2.cc: New file.
6049 * testsuite/protected_main_3.cc: New file.
6050 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6051 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6052 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6053 (protected_1.so): New target.
6054 (protected_1_pic.o, protected_2_pic.o): New targets.
6055 (protected_3_pic.o): New target.
6056 (check_PROGRAMS): Add protected_2.
6057 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6058 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6059 * testsuite/Makefile.in: Rebuild.
6061 * options.h (DEFINE_var): Add set_user_set_##varname__.
6062 (DEFINE_bool_alias): New macro.
6063 (class General_options): Define -Bstatic using DEFINE_bool_alias
6064 rather than DEFINE_special. Add --undefined as an alias for -z
6066 * options.cc (General_options::parse_Bstatic): Remove.
6068 * options.h (class General_options): Add --fatal-warnings.
6069 * main.cc (main): Implement --fatal-warnings.
6070 * errors.h (Errors::warning_count): New function.
6072 * options.h (class General_options): Add -Bsymbolic-functions.
6073 * symtab.h (Symbol::is_preemptible): Check for
6074 -Bsymbolic-functions.
6076 2008-05-05 Ian Lance Taylor <iant@google.com>
6078 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6079 as noVARNAME rather than no-VARNAME.
6080 (class General_options): Add option -z combreloc.
6081 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6083 (Output_reloc::sort_before) [SHT_REL]: New function.
6084 (Output_reloc::sort_before) [SHT_RELA]: New function.
6085 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6086 Sort_relocs_comparison.
6087 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6088 parameter. Change all callers.
6089 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6090 sort_relocs parameter. Change all callers.
6091 * output.cc (Output_reloc::get_address): New function, broken out
6093 (Output_reloc::write_rel): Call it.
6094 (Output_reloc::compare): New function.
6095 (Output_data_reloc_base::do_write): Optionally sort relocs.
6097 * configure.ac: If targ_extra_obj is set, link it in.
6098 * configure.tgt: Initialize all variables.
6099 (x86_64*): Set targ_extra_obj and targ_extra_size.
6100 * configure: Rebuild.
6102 * object.cc (Sized_relobj::include_section_group): Adjust section
6103 indexes read from group data. Build vector to pass to
6105 * layout.cc (Layout::layout_group): Add flags and shndxes
6106 parameters. Remove contents parameter. Change caller. Update
6107 explicit instantiations.
6108 * layout.h (class Layout): Update layout_group declaration.
6109 * output.cc (Output_data_group::Output_data_group): Add flags and
6110 input_shndxes parameters. Remove contents parameter. Change
6112 (Output_data_group::do_write): Change input_sections_ to
6114 * output.h (class Output_data_group): Update constructor
6115 declaration. Rename input_sections_ to input_shndxes_.
6116 * testsuite/many_sections_test.cc: Add template.
6118 2008-04-30 Cary Coutant <ccoutant@google.com>
6120 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6122 * layout.cc (Layout::include_section): Refactored check for debug
6124 (Layout::add_comdat): Add new parameters. Change type
6125 of signature parameter. Add object and shndx to signatures table.
6126 (Layout::find_kept_object): New function.
6127 * layout.h: Include <cstring>.
6128 (Layout::is_debug_info_section): New function.
6129 (Layout::add_comdat): Add new parameters.
6130 (Layout::find_kept_object): New function.
6131 (Layout::Kept_section): New struct.
6132 (Layout::Signatures): Change type of map range.
6133 * object.cc (Relobj::output_section_address): New function.
6134 (Sized_relobj::include_section_group): Add new parameters. Change
6135 calls to Layout::add_comdat. Change to build table of kept comdat
6136 groups and table mapping discarded sections to kept sections.
6137 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6138 (Sized_relobj::do_layout): Change calls to include_section_group and
6139 include_linkonce_section.
6140 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6141 value to zero when section is discarded.
6142 (Sized_relobj::map_to_kept_section): New function.
6143 * object.h (Relobj::output_section_address): New function.
6144 (Relobj::Comdat_group): New type.
6145 (Relobj::find_comdat_group): New function.
6146 (Relobj::Comdat_group_table): New type.
6147 (Relobj::Kept_comdat_section): New type.
6148 (Relobj::Kept_comdat_section_table): New type.
6149 (Relobj::add_comdat_group): New function.
6150 (Relobj::set_kept_comdat_section): New function.
6151 (Relobj::get_kept_comdat_section): New function.
6152 (Relobj::comdat_groups_): New field.
6153 (Relobj::kept_comdat_sections_): New field.
6154 (Symbol_value::input_value): Update comment.
6155 (Sized_relobj::map_to_kept_section) New function.
6156 (Sized_relobj::include_linkonce_section): Add new parameter.
6157 * target-reloc.h (Comdat_behavior): New type.
6158 (get_comdat_behavior): New function.
6159 (relocate_section): Add code to map a discarded section to the
6160 corresponding kept section when applying a relocation.
6162 2008-04-30 Craig Silverstein <csilvers@google.com>
6164 * dwarf_reader.cc (next_generation_count): New static var.
6165 (Addr2line_cache_entry): New struct.
6166 (addr2line_cache): New static var.
6167 (Dwarf_line_info::one_addr2line): Added caching.
6168 (Dwarf_line_info::clear_addr2line_cache): New function.
6169 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6170 cache-size parameter.
6171 (Dwarf_line_info::one_addr2line_cache): New function.
6172 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6173 new cache-size argument to one_addr2line(), and clear cache.
6175 2008-04-28 Cary Coutant <ccoutant@google.com>
6177 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6178 R_386_PC8 relocations.
6180 2008-04-23 Ian Lance Taylor <iant@google.com>
6182 * object.cc (Sized_relobj::include_section_group): Check for
6183 invalid section group.
6185 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6188 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6189 than read for file header.
6190 * archive.cc (Archive::include_member): Likewise.
6192 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6194 * aclocal.m4: Regenerate.
6195 * configure: Regenerate.
6197 2008-04-19 Ian Lance Taylor <iant@google.com>
6199 * version.cc (version_string): Bump to 1.6.
6201 * testsuite/Makefile.am (many_sections_r_test): New target.
6202 (many_sections_r_test_SOURCES): Remove.
6203 (many_sections_r_test_DEPENDENCIES): Remove.
6204 (many_sections_r_test_LDFLAGS): Remove.
6205 (many_sections_r_test_LDADD): Remove.
6207 * object.cc (Sized_relobj::do_add_symbols): Always pass
6208 local_symbol_count_ to add_from_relobj.
6210 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6211 every thousand variables.
6212 * testsuite/Makefile.in: Rebuild.
6214 * object.cc (Xindex::initialize_symtab_xindex): New function.
6215 (Xindex::read_symtab_xindex): New function.
6216 (Xindex::sym_xindex_to_shndx): New function.
6217 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6219 (Sized_relobj::do_initialize_xindex): New function.
6220 (Sized_relobj::do_read_symbols): Adjust section links.
6221 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6222 parameter. Change all callers.
6223 (Sized_relobj::include_section_group): Adjust section links and
6224 symbol section indexes.
6225 (Sized_relobj::do_layout): Adjust section links.
6226 (Sized_relobj::do_count_local_symbols): Adjust section links and
6227 symbol section indexes.
6228 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6229 ordinary and special symbols.
6230 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6231 dynsym_xindex parameters. Change all callers. Adjust section
6232 links. Use SHN_XINDEX when needed.
6233 (Sized_relobj::get_symbol_location_info): Adjust section links.
6234 Don't get fooled by special symbols.
6235 * object.h (class Xindex): Define.
6236 (class Object): Add xindex_ parameter. Declare virtual functoin
6237 do_initialize_xindex.
6238 (Object::adjust_sym_shndx): New function.
6239 (Object::set_xindex): New protected function.
6240 (class Symbol_value): Add is_ordinary_shndx_ field.
6241 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6242 (Symbol_value::value): Assert ordinary section.
6243 (Symbol_value::initialize_input_to_output_map): Likewise.
6244 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6246 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6248 (class Sized_relobj): Update declarations.
6249 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6250 parameter. Change all callers.
6251 (Sized_relobj::adjust_shndx): New function.
6252 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6254 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6255 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6256 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6257 (Sized_dynobj::read_dynsym_section): Adjust section links.
6258 (Sized_dynobj::read_dynamic): Likewise.
6259 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6261 (Sized_dynobj::do_initialize_xindex): New function.
6262 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6263 do_initialize_xindex.
6264 (Sized_dynobj::adjust_shndx): New function.
6265 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6266 dynsym_xindex_ fields.
6267 (Layout::finalize): Add a call to set_section_indexes before
6268 creating the symtab sections.
6269 (Layout::set_section_indexes): Don't do anything if the section
6270 already has a section index.
6271 (Layout::create_symtab_sections): Add shnum parameter. Change
6272 caller. Create .symtab_shndx section if needed.
6273 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6275 (Layout::allocated_output_section_count): New function.
6276 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6278 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6279 fields. Update declarations.
6280 (Layout::symtab_xindex): New function.
6281 (Layout::dynsym_xindex): New function.
6282 (class Write_symbols_task): Add layout_ field.
6283 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6285 * output.cc (Output_section_headers::Output_section_headers): Add
6286 shstrtab_section parameter. Change all callers.
6287 (Output_section_headers::do_sized_write): Store overflow values
6288 for section count and section string table section index in
6289 section header zero.
6290 (Output_file_header::do_sized_write): Check for overflow of
6291 section count and section string table section index.
6292 (Output_symtab_xindex::do_write): New function.
6293 (Output_symtab_xindex::endian_do_write): New function.
6294 * output.h (class Output_section_headers): Add shstrtab_section_.
6295 Update declarations.
6296 (class Output_symtab_xindex): Define.
6297 (Output_section::has_out_shndx): New function.
6298 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6300 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6302 (Sized_symbol::init): Likewise.
6303 (Symbol::output_section): Check for ordinary symbol.
6304 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6305 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6307 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6308 Change all callers. Simplify handling of symbols from sections
6309 not included in the link.
6310 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6312 (Weak_alias_sorter::operator()): Assert that symbols are
6314 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6316 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6317 parameters. Change all callers.
6318 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6319 symbol distinction. Use SHN_XINDEX when needed.
6320 (Symbol_table::write_section_symbol): Add symtab_xindex
6321 parameter. Change all callers.
6322 (Symbol_table::sized_write_section_symbol): Likewise. Use
6323 SHN_XINDEX when needed.
6324 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6326 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6327 (Symbol::is_defined): Check is_ordinary.
6328 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6329 (Symbol::is_absolute, Symbol::is_common): Likewise.
6330 (class Sized_symbol): Update declarations.
6331 (class Symbol_table): Update declarations.
6332 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6333 parameters. Change all callers.
6334 (Sized_symbol::override): Likewise.
6335 (Symbol_table::override): Likewise.
6336 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6337 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6338 is_ordinary, and orig_st_shndx parameters. Change all callers.
6339 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6340 to be in an ordinary section.
6341 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6342 object and is_ordinary parameters. Change all callers.
6343 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6344 Change all callers. Don't add undefined or non-ordinary symbols
6346 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6348 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6350 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6351 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6352 (Sized_relobj::relocate_sections): Likewise.
6353 * target-reloc.h (scan_relocs): Adjust section symbol index.
6354 (scan_relocatable_relocs): Likewise.
6355 * i386.cc (Scan::local): Check for ordinary symbols.
6356 * sparc.cc (Scan::local): Likewise.
6357 * x86_64.cc (Scan::local): Likewise.
6358 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6359 to symbol_section_and_value.
6360 * testsuite/many_sections_test.cc: New file.
6361 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6362 (check_PROGRAMS): Add many_sections_test.
6363 (many_sections_test_SOURCES): Define.
6364 (many_sections_test_DEPENDENCIES): Define.
6365 (many_sections_test_LDFLAGS): Define.
6366 (BUILT_SOURCES): Add many_sections_define.h.
6367 (many_sections_define.h): New target.
6368 (BUILT_SOURCES): Add many_sections_check.h.
6369 (many_sections_check.h): New target.
6370 (check_PROGRAMS): Add many_sections_r_test.
6371 (many_sections_r_test_SOURCES): Define.
6372 (many_sections_r_test_DEPENDENCIES): Define.
6373 (many_sections_r_test_LDFLAGS): Define.
6374 (many_sections_r_test_LDADD): Define.
6375 (many_sections_r_test.o): New target.
6376 * testsuite/Makefile.in: Rebuild.
6378 2008-04-17 Cary Coutant <ccoutant@google.com>
6380 * errors.cc (Errors::info): New function.
6381 (gold_info): New function.
6382 * errors.h (Errors::info): New function.
6383 * gold.h (gold_info): New function.
6384 * object.cc (Input_objects::add_object): Print trace output.
6385 * options.cc (options::parse_set): New function.
6386 (General_options::parse_wrap): Deleted.
6387 (General_options::General_options): Deleted initializer.
6388 * options.h (options::String_set): New typedef.
6389 (options::parse_set): New function.
6390 (DEFINE_set): New macro.
6391 (General_options::wrap): Changed to use DEFINE_set. Changed
6392 callers of any_wrap_symbols and is_wrap_symbol.
6393 (General_options::trace, General_options::trace_symbol):
6395 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6396 (General_options::wrap_symbols_): Deleted.
6397 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6399 2008-04-17 David S. Miller <davem@davemloft.net>
6401 * options.cc (General_options::parse_V): New function.
6402 * options.h: Add entries for -V and -Qy.
6404 2008-04-17 Ian Lance Taylor <iant@google.com>
6406 * common.cc (Symbol_table::allocate_commons): Remove options
6407 parameter. Change caller.
6408 (Symbol_table::do_allocate_commons): Remove options parameter.
6409 Change caller. Just call do_allocate_commons_list twice.
6410 (Symbol_table::do_allocate_commons_list): New function, broken out
6411 of do_allocate_commons.
6412 * common.h (class Allocate_commons_task): Remove options_ field.
6414 * symtab.cc (Symbol_table::Symbol_table): Initialize
6416 (Symbol_table::add_from_object): Put TLS common symbols on
6418 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6419 which are IN_OUTPUT_DATA.
6420 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6421 allocate_commons and do_allocate_commons declarations. Declare
6422 do_allocate_commons_list.
6423 * gold.cc (queue_middle_tasks): Update creation of
6424 Allocate_commons_task to not pass options.
6425 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6426 (TLS_TEST_C_FLAGS): New variable.
6427 (tls_test_c_pic.o): New target.
6428 (tls_test_shared.so): Link in tls_test_c_pic.o.
6429 (tls_test_c_pic_ie.o): New target.
6430 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6431 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6432 (tls_test_c.o): New target.
6433 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6434 (tls_pic_test_LDADD): Likewise.
6435 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6436 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6437 (tls_test_c_gnu2.o): New target.
6438 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6440 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6441 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6442 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6443 * testsuite/tls_test.cc: Include "config.h".
6444 (t_last): Call t11_last.
6445 * testsuite/tls_test.h (t11, t11_last): Declare.
6446 * testsuite/tls_test_c.c: New file.
6447 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6448 * configure.ac: Check for OpenMP support.
6449 * configure, config.in, Makefile.in: Rebuild.
6450 * testsuite/Makefile.in: Rebuild.
6452 2008-04-16 Cary Coutant <ccoutant@google.com>
6454 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6455 (Target_i386::tls_base_symbol_defined_): New field.
6456 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6457 (Target_i386::Scan::global): Likewise.
6458 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6459 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6460 (Target_x86_64::tls_base_symbol_defined_): New field.
6461 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6462 (Target_x86_64::Scan::global): Likewise.
6464 2008-04-16 Cary Coutant <ccoutant@google.com>
6466 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6467 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6468 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6469 building shared libraries.
6470 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6471 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6472 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6473 * testsuite/Makefile.in: Rebuild.
6474 * testsuite/weak_undef.h: New file.
6475 * testsuite/weak_undef_file1.cc: Add extra test cases.
6476 * testsuite/weak_undef_file2.cc: Likewise.
6477 * testsuite/weak_undef_test.cc: Likewise.
6479 2008-04-16 David S. Miller <davem@davemloft.net>
6481 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6482 Add issued_non_pic_error_ field. Declare check_non_pic.
6483 (Target_sparc::Scan::check_non_pic): New function.
6484 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6485 (Target_sparc::Scan::global): Likewise.
6487 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6488 * configure: Rebuild.
6490 * options.h (DEFINE_enable): New macro.
6491 (new_dtags): New enable option.
6492 (initfirst, interpose, loadfltr, nodefaultlib,
6493 nodelete, nodlopen, nodump): New -z options.
6494 * layout.cc (Layout:finish_dynamic_section): If new
6495 dtags enabled, emit DT_RUNPATH. Also, emit a
6496 DT_FLAGS_1 containing any specified -z flags.
6498 2008-04-16 Ian Lance Taylor <iant@google.com>
6500 * copy-relocs.cc: New file.
6501 * copy-relocs.h: New file.
6502 * reloc.cc: Remove Copy_relocs code.
6503 * reloc.h: Likewise.
6504 * reloc-types.h (struct Reloc_types) [both versions]: Add
6505 get_reloc_addend_noerror.
6506 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6507 variants of add_global which take an addend which must be zero.
6508 * i386.cc: Include "copy-relocs.h".
6509 (class Target_i386): Change type of copy_relocs_ to variable,
6511 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6513 (Target_i386::do_finalize_sections): Change handling of
6515 * sparc.cc: Include "copy-relocs.h".
6516 (class Target_sparc): Change type of copy_relocs_ to variable,
6518 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6520 (Target_sparc::do_finalize_sections): Change handling of
6522 * x86_64.cc: Include "copy-relocs.h".
6523 (class Target_x86_64): Change type of copy_relocs_ to variable,
6525 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6526 class. Change all callers.
6527 (Target_x86_64::do_finalize_sections): Change handling of
6529 * Makefile.am (CCFILES): Add copy-relocs.cc.
6530 (HFILES): Add copy-relocs.h.
6532 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6534 * testsuite/script_test_4.sh: Permit leading zeroes.
6536 2008-04-15 Ian Lance Taylor <iant@google.com>
6538 * script-sections.cc (Script_sections::create_segments): Use
6539 header_size_adjustment even when there is enough room for the
6541 * testsuite/script_test_4.sh: New file.
6542 * testsuite/script_test_4.t: New file.
6543 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6544 (check_DATA): Add script_test_4.stdout.
6545 (MOSTLYCLEANFILES): Likewise.
6546 (script_test_4): New target.
6547 (script_test_4.stdout): New target.
6548 * testsuite/Makefile.in: Rebuild.
6550 * sparc.cc: Add definitions for Output_data_plt_sparc class
6553 2008-04-14 David S. Miller <davem@davemloft.net>
6555 * sparc.cc: New file.
6556 * Makefile.am (TARGETSOURCES): Add sparc.cc
6557 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6558 * configure.tgt: Document targ_extra_size and
6559 targ_extra_big_endian. Add entries for sparc-* and
6561 * configure.ac: Handle targ_extra_size and
6562 targ_extra_big_endian.
6563 * Makefile.in: Rebuild.
6564 * configure: Likewise.
6565 * po/POTFILES.in: Likewise.
6566 * po/gold.pot: Likewise.
6568 2008-04-14 Ian Lance Taylor <iant@google.com>
6570 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6571 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6572 in the name/type/flags to section mapping. Don't call
6573 allocate_output_section.
6574 (Layout::choose_output_section): Change parameter from adjust_name
6575 to is_input_section. Don't permit input sections after sections
6576 are attached to segments. Don't call allocate_output_section.
6577 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6578 not write_enable_output_section.
6579 (Layout::make_output_section): Don't push to
6580 unattached_section_list_ nor call attach_to_segment. Call
6581 attach_section_to_segment if sections are attached.
6582 (Layout::attach_sections_to_segments): New function.
6583 (Layout::attach_section_to_segment): New function.
6584 (Layout::attach_allocated_section_to_segment): Rename from
6585 attach_to_segment. Remove flags parameter.
6586 (Layout::allocate_output_section): Remove function.
6587 (Layout::write_enable_output_section): Remove function.
6588 * layout.h (class Layout): Update for above changes. Add new
6589 field sections_are_attached_.
6590 * output.h (Output_section::update_flags_for_input_section): New
6592 * output.cc (Output_section::add_input_section): Call
6593 update_flags_for_input_section.
6594 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6596 2008-04-11 Cary Coutant <ccoutant@google.com>
6598 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6599 thought unnecessary.
6600 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6602 2008-04-11 Ian Lance Taylor <iant@google.com>
6604 * output.h (class Output_section_data): Remove inline definition
6606 * output.cc (Output_section_data::set_addralign): New function.
6608 2008-04-11 Cary Coutant <ccoutant@google.com>
6610 Add support for TLS descriptors for i386 and x86_64.
6611 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6612 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6613 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6615 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6616 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6617 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6619 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6620 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6621 Fix problem with initial-exec relocations.
6622 (Target_i386::Relocate::relocate_tls): Likewise.
6623 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6625 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6626 support for section-plus-offset dynamic table entries.
6627 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6628 (Output_data_dynamic::Dynamic_entry): Add support for
6629 section-plus-offset dynamic table entries.
6630 (Output_data_dynamic::Classification): Likewise.
6631 (Output_data_dynamic::classification_): Renamed offset_.
6632 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6633 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6634 (Target_x86_64::make_plt_section): New function.
6635 (Target_x86_64::reserve_tlsdesc_entries): New function.
6636 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6637 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6638 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6639 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6640 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6641 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6642 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6643 add extra PLT entry for TLS descriptors.
6644 (Output_data_plt_x86_64::got_): New field.
6645 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6646 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6648 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6650 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6651 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6652 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6653 R_386_TLS_DESC_CALL relocations.
6654 (Target_x86_64::Scan::global): Likewise.
6655 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6656 for TLS descriptors.
6657 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6658 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6659 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6660 GD-to-IE relaxation.
6661 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6662 and TLS_DESCRIPTORS.
6663 * Makefile.in: Rebuild.
6664 * configure: Rebuild.
6665 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6666 (tls_test_shared2.so): New target.
6667 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6668 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6669 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6670 (tls_shared_gd_to_ie_test_LDADD): New variable.
6671 (tls_shared_gnu2_gd_to_ie_test): New target.
6672 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6674 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6675 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6676 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6677 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6678 (tls_shared_gnu2_test): New target.
6679 (tls_test_gnu2_shared.so): New target.
6680 (tls_shared_gnu2_test_SOURCES): New variable.
6681 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6682 (tls_shared_gnu2_test_LDFLAGS): New variable.
6683 (tls_shared_gnu2_test_LDADD): New variable.
6684 * testsuite/Makefile.in: Rebuild.
6685 * testsuite/Makefile.
6687 2008-04-11 Ian Lance Taylor <iant@google.com>
6689 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6691 * testsuite/Makefile.in: Rebuild.
6693 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6695 * testsuite/script_test_2.cc (main): Adjust test.
6697 2008-04-11 David S. Miller <davem@davemloft.net>
6698 Ian Lance Taylor <iant@google.com>
6700 * options.h (General_options): Add entries for '-Y' and
6702 * options.cc (General_options:finalize): If -Y was used, add those
6703 entries to the library path instead of the default "/lib" and
6706 2008-04-11 David S. Miller <davem@davemloft.net>
6708 * testsuite/justsyms.t: Start at 0x100.
6709 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6710 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6712 * testsuite/script_test_2.cc: Adjust string and section length
6715 2008-04-09 Ian Lance Taylor <iant@google.com>
6718 * script-sections.cc (Sections_element::allocate_to_segment): Add
6720 (Output_section_definition::allocate_to_segment): Likewise.
6721 (Orphan_output_section::allocate_to_segment): Likewise.
6722 (Script_sections::attach_sections_using_phdrs_clause): Don't
6723 propagate non-PT_LOAD segments to orphan sections.
6724 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6725 readelf rather than objdump.
6726 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6727 .interp section and PT_INTERP segment are the same size.
6728 * testsuite/Makefile.in: Rebuild.
6730 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6731 aliases for symbols defined in the same object.
6732 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6733 (weak_alias_test_SOURCES): New variable.
6734 (weak_alias_test_DEPENDENCIES): New variable.
6735 (weak_alias_test_LDFLAGS): New variable.
6736 (weak_alias_test_LDADD): New variable.
6737 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6738 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6739 (weak_alias_test_3.o): New target.
6740 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6741 * testsuite/weak_alias_test_main.cc: New file.
6742 * testsuite/weak_alias_test_1.cc: New file.
6743 * testsuite/weak_alias_test_2.cc: New file.
6744 * testsuite/weak_alias_test_3.cc: New file.
6746 2008-04-08 Ian Lance Taylor <iant@google.com>
6748 * options.h (class General_options): Add --noinhibit-exec option.
6749 * main.cc (main): Check --noinhibit-exec.
6751 * options.h (class General_options): Define --wrap as a special
6752 option. Add wrap_symbols_ field.
6753 (General_options::any_wrap_symbols): New function.
6754 (General_options::is_wrap_symbol): New function.
6755 * options.cc (General_options::parse_wrap): New function.
6756 (General_options::General_options): Initialize wrap_symbols_.
6757 * symtab.cc (Symbol_table::wrap_symbol): New function.
6758 (Symbol_table::add_from_object): Handle --wrap.
6759 * symtab.h (class Symbol_table): Declare wrap_symbol.
6760 * target.h (Target::wrap_char): New function.
6761 (Target::Target_info): Add wrap_char field.
6762 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6763 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6764 * testsuite/testfile.cc (Target_test::test_target_info):
6767 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6770 * layout.h (class Layout): Add added_eh_frame_data_ field.
6771 * layout.cc (Layout::Layout): Initialize new field.
6772 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6773 output section until we find a section we merged successfully.
6774 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6775 that the size be non-zero.
6777 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6780 2008-04-08 Craig Silverstein <csilvers@google.com>
6782 * configure.ac: Export new conditional variable HAVE_ZLIB.
6783 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6785 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6786 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6788 2008-04-07 Ian Lance Taylor <iant@google.com>
6790 * version.cc (version_string): Set to "1.5".
6792 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6793 Add issued_non_pic_error_ field. Declare check_non_pic.
6794 (Target_x86_64::Scan::check_non_pic): New function.
6795 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6796 (Target_x86_64::Scan::global): Likewise.
6798 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6799 addend parameter. Change caller. Handle merge sections.
6800 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6801 Address to Addend. Don't add in the result of
6802 local_section_offset, pass down the addend and use the returned
6804 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6805 Update declarations of local_section_offset and symbol_value.
6806 * testsuite/two_file_test_1.cc (t18): New function.
6807 * testsuite/two_file_test_2.cc (f18): New function.
6808 * testsuite/two_file_test_main.cc (main): Call t18.
6809 * testsuite/two_file_test.h (t18, f18): Declare.
6811 * configure.ac: Don't test for objdump, c++filt, or readelf.
6812 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6814 (TEST_READELF): New variable.
6815 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6816 (check_PROGRAMS): Add two_file_strip_test.
6817 (two_file_strip_test): New target.
6818 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6819 (two_file_same_shared_strip_test_SOURCES): New variable.
6820 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6821 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6822 (two_file_same_shared_strip_test_LDADD): New variable.
6823 (two_file_shared_strip.so): New target.
6824 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6825 (ver_test_5.syms, ver_test_7.syms): Likewise.
6826 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6827 (strip_test_3.stdout): Use TEST_OBJDUMP.
6828 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6830 2008-04-04 Cary Coutant <ccoutant@google.com>
6832 * symtab.h (Symbol::is_weak_undefined): New function.
6833 (Symbol::is_strong_undefined): New function.
6834 (Symbol::is_absolute): New function.
6835 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6836 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6838 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6839 (weak_undef_test): New target.
6840 * testsuite/Makefile.in: Rebuild.
6841 * testsuite/weak_undef_file1.cc: New file.
6842 * testsuite/weak_undef_file2.cc: New file.
6843 * testsuite/weak_undef_test.cc: New file.
6845 2008-04-03 Craig Silverstein <csilvers@google.com>
6847 * compressed_output.h (class Output_compressed_section): Use
6849 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6851 (zlib_compressed_suffix): Removed.
6852 (Output_compressed_section::set_final_data_size): Use unsigned
6854 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6855 Fix linker invocation.
6856 (flagstest_o_specialfile_and_compress_debug_sections):
6858 * testsuite/Makefile.in: Regenerated.
6860 2008-04-02 David S. Miller <davem@davemloft.net>
6862 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6863 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6865 2008-04-02 Craig Silverstein <csilvers@google.com>
6869 2008-04-02 Ian Lance Taylor <iant@google.com>
6871 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6872 parameters. Update for new key type to views_. Change all
6874 (File_read::read): Adjust for byteshift in returned view.
6875 (File_read::add_view): New function, broken out of
6877 (File_read::make_view): New function, broken out of
6879 (File_read::find_or_make_view): Add offset and aligned
6880 parameters. Rewrite accordingly. Change all callers.
6881 (File_read::get_view): Add offset and aligned parameters. Adjust
6882 for byteshift in return value.
6883 (File_read::get_lasting_view): Likewise.
6884 * fileread.h (class File_read): Update declarations.
6885 (class File_read::View): Add byteshift_ field. Add byteshift to
6886 constructor. Add byteshift method.
6887 * archive.h (Archive::clear_uncached_views): New function.
6888 (Archive::get_view): Add aligned parameter. Change all callers.
6889 * object.h (Object::get_view): Add aligned parameter. Change all
6891 (Object::get_lasting_view): Likewise.
6893 * fileread.cc (File_read::release): Don't call clear_views if
6894 there are multiple objects.
6895 * fileread.h (File_read::clear_uncached_views): New function.
6896 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6899 2008-03-31 Cary Coutant <ccoutant@google.com>
6901 Add thin archive support.
6902 * archive.cc (Archive::armagt): New const.
6903 (Archive::setup): Remove task parameter and calls to unlock.
6904 (Archive::unlock_nested_archives): New function.
6905 (Archive::read_header): Add nested_off parameter. Change
6907 (Archive::interpret_header): Likewise.
6908 (Archive::include_all_members): Change to handle thin
6910 (Archive::include_member): Likewise.
6911 * archive.h (Archive::Archive): Add new parameters and
6913 (Archive::armagt): New const.
6914 (Archive::setup): Remove task parameter.
6915 (Archive::unlock_nested_archives): New function.
6916 (Archive::read_header): Add nested_off parameter.
6917 (Archive::interpret_header): Likewise.
6918 (Archive::Nested_archive_table): New typedef.
6919 (Archive::is_thin_archive_): New field.
6920 (Archive::nested_archives_): New field.
6921 (Archive::options_): New field.
6922 (Archive::dirpath_): New field.
6923 (Archive::task_): New field.
6924 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6925 for thin archives. Pass additional parameters to
6926 Archive::Archive. Unlock the archive file after calling
6929 2008-03-29 Ian Lance Taylor <iant@google.com>
6931 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6932 version symbol to be local.
6933 * testsuite/ver_test_4.sh: New file.
6934 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6935 (check_DATA): Add ver_test_4.syms.
6936 (ver_test_4.syms): New target.
6937 * testsuite/Makefile.in: Rebuild.
6940 (Output_section::Input_section_sort_entry::has_priority): New
6942 (Output_section::Input_section_sort_entry::match_file_name): New
6944 (Output_section::Input_section_sort_entry::match_section_name):
6946 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6948 (Output_section::Input_section_sort_entry::match_section_file):
6950 (Output_section::Input_section_sort_compare::operator()): Rewrite
6951 using new Input_section_sort_entry functions. Sort crtbegin and
6952 crtend first. Sort sections with no priority before sections with
6954 * testsuite/initpri1.c (d3): Check j != 4.
6955 (cd5): New constructor/destructor function.
6956 (main): Check j != 2.
6958 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6959 new symbol when resolving, don't call set_is_default.
6960 * testsuite/ver_test_7.cc: New file.
6961 * testsuite/ver_test_7.sh: New file.
6962 * testsuite/Makefile.am (ver_test_7.so): New target.
6963 (ver_test_7.o): New target.
6964 (check_SCRIPTS): Add ver_test_7.sh.
6965 (check_DATA): Add ver_test_7.syms.
6966 (ver_test_7.syms): New target.
6968 2008-03-28 Ian Lance Taylor <iant@google.com>
6970 * layout.cc (Layout::layout): If we see an input section with a
6971 name that needs sorting, set the must_sort flag for the output
6973 (Layout::make_output_section): If the name of the output section
6974 indicates that it might require sorting, set the may_sort flag.
6975 * output.h (Output_section::may_sort_attached_input_sections): New
6977 (Output_section::set_may_sort_attached_input_sections): New
6979 (Output_section::must_sort_attached_input_sections): New
6981 (Output_section::set_must_sort_attached_input_sections): New
6983 (class Output_section): Declare Input_section_sort_entry. Define
6984 Input_section_sort_compare. Declare
6985 sort_attached_input_sections. Add new fields:
6986 may_sort_attached_input_sections_,
6987 must_sort_attached_input_sections_,
6988 attached_input_sections_are_sorted_.
6989 * output.cc (Output_section::Output_section): Initialize new
6991 (Output_section::add_input_section): Add an entry to
6992 input_sections_ if may_sort or must_sort are true.
6993 (Output_section::set_final_data_size): Call
6994 sort_attached_input_sections if necessary.
6995 (Output_section::Input_section_sort_entry): Define new class.
6996 (Output_section::Input_section_sort_compare::operator()): New
6998 (Output_section::sort_attached_input_sections): New function.
6999 * configure.ac: Check whether the compiler supports constructor
7000 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7001 * testsuite/initpri1.c: New file.
7002 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7003 CONSTRUCTOR_PRIORITY.
7004 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7005 (initpri1_LDFLAGS): New variable.
7006 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7008 2008-03-27 Ian Lance Taylor <iant@google.com>
7010 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7011 * testsuite/common_test_1.c: New file.
7012 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7013 (common_test_1_SOURCES): New variable.
7014 (common_test_1_DEPENDENCIES): New variable.
7015 (common_test_1_LDFLAGS): New variable.
7017 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7018 and commons_ correctly when NAME/VERSION does not override
7020 * testsuite/ver_test_6.c: New file.
7021 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7022 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7023 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7025 2008-03-26 Ian Lance Taylor <iant@google.com>
7027 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7028 of an undefined symbol from a version script.
7029 * testsuite/Makefile.am (ver_test_5.so): New target.
7030 (ver_test_5.o): New target.
7031 (check_SCRIPTS): Add ver_test_5.sh.
7032 (check_DATA): Add ver_test_5.syms.
7033 (ver_test_5.syms): New target.
7034 * testsuite/ver_test_5.cc: New file.
7035 * testsuite/ver_test_5.script: New file.
7036 * testsuite/ver_test_5.sh: New file.
7037 * Makefile.in, testsuite/Makefile.in: Rebuild.
7040 Fix problems building gold with gcc 4.3.0.
7041 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7042 (gold_error_at_location, gold_warning_at_location): Use it.
7043 * configure.ac: Check whether we can compile and use a template
7044 function with a printf attribute.
7045 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7046 when jumping over bytes.
7047 * object.cc: Instantiate Object::read_section_data.
7048 * debug.h: Include <cstring>
7049 * dwarf_reader.cc: Include <algorithm>
7050 * main.cc: Include <cstring>.
7051 * options.cc: Include <cstring>.
7052 * output.cc: Include <cstring>.
7053 * script.cc: Include <cstring>.
7054 * script.h: Include <string>.
7055 * symtab.cc: Include <cstring> and <algorithm>.
7056 * target-select.cc: Include <cstring>.
7057 * version.cc: Include <string>.
7058 * testsuite/testmain.cc: Include <cstdlib>.
7059 * configure, config.in: Rebuild.
7061 2008-03-25 Ian Lance Taylor <iant@google.com>
7063 * options.cc: Include "../bfd/bfdver.h".
7064 (options::help): Print bug reporting address.
7066 * version.cc (print_version): Adjust output for current value of
7071 * options.cc (options::help): Print list of supported targets.
7072 * target-select.h: Include <vector>.
7073 (class Target_selector): Make machine_, size_, and is_big_endian_
7074 fields const. Add bfd_name_ and instantiated_target_ fields.
7075 (Target_selector::Target_selector): Add bfd_name parameter.
7076 (Target_selector::recognize): Make non-virtual, call
7078 (Target_selector::recognize_by_name): Make non-virtual, call
7079 do_recognize_by_name.
7080 (Target_selector::supported_names): New function.
7081 (Target_selector::bfd_name): New function.
7082 (Target_selector::do_instantiate_target): New pure virtual
7084 (Target_selector::do_recognize): New virtual function.
7085 (Target_selector::do_recognize_by_name): New virtual function.
7086 (Target_selector::instantiate_target): New private function.
7087 (supported_target_names): Declare.
7088 * target-select.cc (Target_selector::Target_selector): Update for
7089 new parameter and fields.
7090 (select_target_by_name): Check that the name matches before
7091 calling recognize_by_name.
7092 (supported_target_names): New function.
7093 * i386.cc (class Target_selector_i386): Update Target_selector
7094 constructor call. Remove recognize and recognize_by_name. Add
7095 do_instantiate_target.
7096 * x86_64.cc (class Target_selector_x86_64): Likewise.
7097 * testsuite/testfile.cc (class Target_selector_test): Update for
7098 changes to Target_selector.
7100 * README: Rewrite, with some notes on unsupported features.
7102 2008-03-24 Cary Coutant <ccoutant@google.com>
7104 * i386.cc (Target_i386::Got_type): New enum declaration.
7105 (Target_i386::Scan::local): Updated callers of Output_data_got
7107 (Target_i386::Scan::global): Likewise.
7108 (Target_i386::Relocate::relocate): Likewise.
7109 (Target_i386::Relocate::relocate_tls): Likewise.
7110 * object.h (Got_offset_list): New class.
7111 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7112 (Sized_relobj::local_got_offset): Likewise.
7113 (Sized_relobj::set_local_got_offset): Likewise.
7114 (Sized_relobj::local_has_tls_got_offset): Removed.
7115 (Sized_relobj::local_tls_got_offset): Removed.
7116 (Sized_relobj::set_local_tls_got_offset): Removed.
7117 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7118 * output.cc (Output_data_got::add_global): Added got_type parameter.
7119 (Output_data_got::add_global_with_rel): Likewise.
7120 (Output_data_got::add_global_with_rela): Likewise.
7121 (Output_data_got::add_global_pair_with_rel): New function.
7122 (Output_data_got::add_global_pair_with_rela): New function.
7123 (Output_data_got::add_local): Added got_type parameter.
7124 (Output_data_got::add_local_with_rel): Likewise.
7125 (Output_data_got::add_local_with_rela): Likewise.
7126 (Output_data_got::add_local_pair_with_rel): New function.
7127 (Output_data_got::add_local_pair_with_rela): New function.
7128 (Output_data_got::add_global_tls): Removed.
7129 (Output_data_got::add_global_tls_with_rel): Removed.
7130 (Output_data_got::add_global_tls_with_rela): Removed.
7131 (Output_data_got::add_local_tls): Removed.
7132 (Output_data_got::add_local_tls_with_rel): Removed.
7133 (Output_data_got::add_local_tls_with_rela): Removed.
7134 * output.h (Output_data_got::add_global): Added got_type parameter.
7135 (Output_data_got::add_global_with_rel): Likewise.
7136 (Output_data_got::add_global_with_rela): Likewise.
7137 (Output_data_got::add_global_pair_with_rel): New function.
7138 (Output_data_got::add_global_pair_with_rela): New function.
7139 (Output_data_got::add_local): Added got_type parameter.
7140 (Output_data_got::add_local_with_rel): Likewise.
7141 (Output_data_got::add_local_with_rela): Likewise.
7142 (Output_data_got::add_local_pair_with_rel): New function.
7143 (Output_data_got::add_local_pair_with_rela): New function.
7144 (Output_data_got::add_global_tls): Removed.
7145 (Output_data_got::add_global_tls_with_rel): Removed.
7146 (Output_data_got::add_global_tls_with_rela): Removed.
7147 (Output_data_got::add_local_tls): Removed.
7148 (Output_data_got::add_local_tls_with_rel): Removed.
7149 (Output_data_got::add_local_tls_with_rela): Removed.
7150 * resolve.cc (Symbol::override_base_with_special): Removed
7151 reference to has_got_offset_ field.
7152 * symtab.cc (Symbol::init_fields): Replaced initialization
7153 of got_offset_ with got_offsets_. Removed initialization
7155 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7156 (Symbol::got_offset): Likewise.
7157 (Symbol::set_got_offset): Likewise.
7158 (Symbol::has_tls_got_offset): Removed.
7159 (Symbol::tls_got_offset): Removed.
7160 (Symbol::set_tls_got_offset): Removed.
7161 (Symbol::got_offset_): Removed.
7162 (Symbol::tls_mod_got_offset_): Removed.
7163 (Symbol::tls_pair_got_offset_): Removed.
7164 (Symbol::got_offsets_): New field.
7165 (Symbol::has_got_offset): Removed.
7166 (Symbol::has_tls_mod_got_offset): Removed.
7167 (Symbol::has_tls_pair_got_offset): Removed.
7168 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7169 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7171 (Target_x86_64::Scan::global): Likewise.
7172 (Target_x86_64::Relocate::relocate): Likewise.
7173 (Target_x86_64::Relocate::relocate_tls): Likewise.
7175 2008-03-25 Ben Elliston <bje@au.ibm.com>
7177 * yyscript.y: Fix spelling error in comment.
7179 2008-03-24 Ian Lance Taylor <iant@google.com>
7181 * options.h (class General_options): Define build_id option.
7182 * layout.h (class Layout): Declare write_build_id, create_note,
7183 create_build_id. Add build_id_note_ member.
7184 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7185 "libiberty.h", "md5.h", "sha1.h".
7186 (Layout::Layout): Initialize eh_frame_data_,
7187 eh_frame_hdr_section_, and build_id_note_.
7188 (Layout::finalize): Call create_build_id.
7189 (Layout::create_note): New function, broken out of
7190 Layout::create_gold_note.
7191 (Layout::create_gold_note): Call create_note.
7192 (Layout::create_build_id): New function.
7193 (Layout::write_build_id): New function.
7194 (Close_task_runner::run): Call write_build_id.
7196 * x86_64.cc: Correct license to GPLv3.
7198 2008-03-23 Ian Lance Taylor <iant@google.com>
7200 * options.cc: Include "demangle.h".
7201 (parse_optional_string): New function.
7202 (parse_long_option): Handle takes_optional_argument.
7203 (parse_short_option): Update dash_z initializer. Handle
7204 takes_optional_argument.
7205 (General_options::General_options): Initialize do_demangle_.
7206 (General_options::finalize): Set do_demangle_. Handle demangling
7208 * options.h (parse_optional_string): Declare.
7209 (struct One_option): Add optional_arg field. Update constructor.
7210 Update call constructor calls. Add takes_optional_argument
7212 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7213 (DEFINE_optional_string): Define.
7214 (General_options::demangle): Change from DEFINE_bool to
7215 DEFINE_optional_string.
7216 (General_options::no_demangle): New function.
7217 (General_options::do_demangle): New function.
7218 (General_options::set_do_demangle): New function.
7219 (General_options::execstack_status_): Move definition to end of
7221 (General_options::static_): Likewise.
7222 (General_options::do_demangle_): New field.
7223 * object.cc (big_endian>::get_symbol_location_info): Call
7224 Options::do_demangle, not Options::demangle.
7225 * symtab.cc (demangle): Likewise.
7227 2008-03-22 Ian Lance Taylor <iant@google.com>
7229 * gold.h: Include <cstddef> and <sys/types.h>
7230 * options.h: Include <cstring>.
7232 2008-03-21 Ian Lance Taylor <iant@google.com>
7234 * Added source code to GNU binutils.