1 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4 (Scan::possible_function_pointer_reloc): New function.
5 (Scan::local_reloc_may_be_function_pointer): Change to call
6 possible_function_pointer_reloc.
7 (Scan::global_reloc_may_be_function_pointer): Ditto.
8 * icf.h (Icf::check_section_for_function_pointers): Change to reject
9 relocations in ".data.rel.ro._ZTV" section.
10 * testsuite/icf_safe_so_test.sh: Change to pass i386.
11 * testsuite/icf_safe_so_test.cc: Ditto.
12 * testsuite/icf_safe_test.cc: Ditto.
13 * testsuite/icf_safe_test.sh: Ditto.
15 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
16 Ian Lance Taylor <iant@google.com>
18 * target-reloc.h (relocate_section): Check the symbol table index
19 for -1U before setting the local symbol index.
20 (scan_relocatable_relocs): If copying the relocation, record that
21 the local symbol is required.
22 * object.h (Symbol_value::is_output_symtab_index_set): New
24 (Symbol_value::may_be_discarded_from_output_symtab): New
26 (Symbol_value::has_output_symtab_entry): New function.
27 (Symbol_value::needs_output_symtab_entry): Remove.
28 (Symbol_value::output_symtab_index): Make sure the symbol index is
30 (Symbol_value::set_output_symtab_index): Make sure the symbol
31 index is not set. Make sure the new index is valid.
32 (Symbol_value::set_must_have_output_symtab_entry): New function.
33 (Symbol_value::has_output_dynsym_entry): New function.
34 (Symbol_value::set_output_dynsym_index): Make sure the new index
36 (Sized_relobj::set_must_have_output_symtab_entry): New function.
37 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
38 local symbol if permitted.
39 (Sized_relobj::do_finalize_local_symbols): Call
40 is_output_symtab_index_set rather than needs_output_symtab_entry.
41 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
42 rather than needs_output_symtab_entry. Call
43 has_output_dynsym_entry rather than needs_output_dynsym_entry.
44 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
45 is_output_symtab_index_set rather than needs_output_symtab_entry.
46 * testsuite/discard_locals_relocatable_test.c: New file.
47 * testsuite/discard_locals_test.sh: Test -r.
48 * testsuite/Makefile.am (check_DATA): Add
49 discard_locals_relocatable_test1.syms,
50 discard_local_relocatable_test2.syms.
51 (MOSTLYCLEANFILES): Likewise. Also add
52 discard_locals_relocatable_test1.lout and
53 discard_locals_relocatable_test2.out.
54 (discard_locals_relocatable_test1.syms): New target.
55 (discard_locals_relocatable_test.o): New target.
56 (discard_locals_relocatable_test1.out): New target.
57 (discard_locals_relocatable_test2.syms): New target.
58 (discard_locals_relocatable_test2.out): New target.
59 (various): Add missing ../ld-new dependencies.
60 * testsuite/Makefile.in: Rebuild.
62 2010-03-03 Nick Clifton <nickc@redhat.com>
64 * po/fi.po: New Finnish translation.
66 2010-03-01 Doug Kwan <dougkwan@google.com>
68 * layout.cc (Layout::Layout): Force section types of .init_array*,
69 .preinit_array* and .fini_array* sections.
70 * output.cc (Output_section::Input_section_sort_entry::has_priority):
71 Fix check of return value of std::string::find.().
72 (Output_section::Input_section_sort_compare::operator()): Remove
73 comment about .init_array.
74 (Output_section::Input_section_sort_init_fini_compare::operator()):
76 (Output_section::sort_attached_input_sections): Handle .init_array
77 and .fini_array specially.
78 * output.h (Output_section::Inut_section_sort_compare): Update
80 (Output_section::Input_section_sort_init_fini_compare): New struct.
82 2010-02-26 Doug Kwan <dougkwan@google.com>
84 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
85 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
86 * testsuite/debug_msg.sh: Avoid matching source line number for
87 use of global variable undef_int.
89 2010-02-26 Doug Kwan <dougkwan@google.com>
91 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
92 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
93 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
94 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
95 * options.cc (General_options::General_options): Initialize member
97 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
98 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
99 and rm_no_fix_v4bx.stdout
100 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
101 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
102 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
103 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
105 * Makefile.in: Regenerate.
106 * testsuite/arm_fix_v4bx.s: New file.
107 * testsuite/arm_fix_v4bx.sh: Ditto.
109 2010-02-24 Doug Kwan <dougkwan@google.com>
111 * arm.cc (Target_arm::got_section): Make the .got section the first
112 non RELRO section in the data segment.
113 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
114 suffixes of section names.
116 2010-02-24 Doug Kwan <dougkwan@google.com>
118 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
119 flags and attributes merging if an input file is a binary file.
120 * fileread.cc (Input_file::open): Record format of original file.
121 * fileread.h (Input_file::Format): New enum type.
122 (Input_file::Input_file): Initialize data member format_.
123 (Input_file::format): New method definition.
124 (Input_file::format_):: New data member.
126 2010-02-24 Doug Kwan <dougkwan@google.com>
128 * arm.cc (Arm_output_data_got): New class.
129 (ARM_TCB_SIZE): New constant
130 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
131 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
132 If user uses a script with a SECTIONS clause, issue only a warning
133 for a misplaced EXIDX input section. Otherwise, issue an error.
134 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
136 (Target_arm::got_mode_index_entry): Handle static linking.
137 (Target_arm::Scan::local): Ditto.
138 (Target_arm::Scan::global): Ditto.
139 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
140 all incorrectly implemented relocations.
141 (Target_arm::fix_exidx_coverage): Pass layout to
142 Arm_output_section::fix_exidx_coverage.
143 * layout.cc (Layout::section_name_mapping): Remove trailing dots
144 from ".ARM.exidx." and ".ARM.extab.".
146 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
148 * arm.cc (Target_arm::do_finalize_sections): Create attribute
149 section if it does not already exist.
150 * attributes.cc (Attributes_section_data::Attributes_section_data):
151 Don't crash if size is zero.
153 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
154 Ian Lance Taylor <iant@google.com>
156 * gold.cc (queue_middle_tasks): If no input files were opened,
158 * workqueue.h (Task_function::Task_function): Assert that there is
161 2010-02-22 Doug Kwan <dougkwan@google.com>
163 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
164 * icf.cc (get_section_contents): Cast snprintf arguments to long long
165 types to avoid warnings due to different uint64_t implementations
168 2010-02-21 Doug Kwan <dougkwan@google.com>
170 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
171 handling of the maximum backward branch offset.
172 (Arm_relocate_functions::thumb_branch_common): Ditto.
173 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
174 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
175 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
176 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
177 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
178 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
179 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
180 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
181 thumb_bl_out_of_range thumb_bl_out_of_range.o,
182 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
183 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
184 thumb2_bl_out_of_range.o): New rules.
185 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
186 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
187 thumb2_bl_out_of_range
188 * testsuite/Makefile.in: Regenerate.
189 * testsuite/arm_bl_in_range.s: New file.
190 * testsuite/arm_bl_out_of_range.s: Ditto.
191 * testsuite/arm_branch_in_range.sh: Ditto.
192 * testsuite/arm_branch_range.t: Ditto.
193 * testsuite/thumb2_branch_range.t: Ditto.
194 * testsuite/thumb_bl_in_range.s: Ditto.
195 * testsuite/thumb_bl_out_of_range.s: Ditto.
196 * testsuite/thumb_branch_range.t: Ditto.
198 2010-02-20 Sriraman Tallam <tmsriram@google.com>
200 * gc.h (gc_process_relocs): Change vectors to point to the new list.
201 Add reloc offset information.
202 * icf.cc (get_section_contents): Change iterators to point to the new
203 vectors. Add reloc offset information to the contents.
204 * icf.h (Icf::Sections_reachable_info): New typedef.
205 (Icf::Sections_reachable_list): New typedef.
206 (Icf::Offset_info): New typedef.
207 (Icf::Reloc_info): New struct typedef.
208 (Icf::Reloc_info_list): New typedef.
209 (Icf::symbol_reloc_list): Delete method.
210 (Icf::addend_reloc_list): Delete method.
211 (Icf::section_reloc_list): Delete method.
212 (Icf::reloc_info_list): New method.
213 (Icf::reloc_info_list_): New member.
215 2010-02-19 Doug Kwan <dougkwan@google.com>
217 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
218 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
219 * arm.cc (Arm_relocation_functions): New forward declaration.
220 (Target_arm::Target_arm): Initialize new data members
221 got_mod_index_offset_ and tls_base_symbol_defined_.
222 (Target_arm::Relocate::relocate_tls): New method.
223 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
224 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
226 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
227 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
228 (Target_arm::got_mod_index_offset_,
229 Target_arm::tls_base_symbol_defined_): New data members.
230 (Target_arm::Scan::local, Target::Scan::global,
231 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
234 2010-02-18 Doug Kwan <dougkwan@google.com>
236 * arm.cc (Arm_relobj::find_linked_text_section): New method.
237 (Arm_relobj::make_exidx_input_section): Pass section index of linked
238 text section as a parameter becuase some broken tools may not set
239 the link in section header.
240 (Target_arm::has_got_section): New method.
241 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
242 without any mapping symbol as data only. Remove warning.
243 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
244 link in its section header, try to discover the link by inspecting the
245 REL31 relocation at the beginning of the section.
246 (Target_arm::Scan::check_non_pic): Report name of offending relocation
248 (Target_arm::Scan::global): Treat any reference to the symbol
249 _GLOBAL_OFFSET_TABLE_ as a GOT access.
251 2010-02-12 Sriraman Tallam <tmsriram@google.com>
253 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
254 (Scan::global_reloc_may_be_function_pointer): New function.
255 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
256 (Scan::global_reloc_may_be_function_pointer): New function.
257 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
258 (Scan::global_reloc_may_be_function_pointer): New function.
259 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
260 (Scan::global_reloc_may_be_function_pointer): New function.
261 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
262 (Scan::global_reloc_may_be_function_pointer): New function.
263 (Scan::possible_function_pointer_reloc): New function.
264 (Target_x86_64::can_check_for_function_pointers): New function.
265 * gc.h (gc_process_relocs): Scan relocation types to determine if
266 function pointers were taken for targets that support it.
267 * icf.cc (Icf::find_identical_sections): Include functions for
268 folding in safe ICF whose pointer is not taken.
269 * icf.h (Secn_fptr_taken_set): New typedef.
270 (fptr_section_id_): New member.
271 (section_has_function_pointers): New function.
272 (set_section_has_function_pointers): New function.
273 (check_section_for_function_pointers): New function.
274 * options.h: Fix comment for safe ICF option.
275 * target.h (can_check_for_function_pointers): New function.
276 * testsuite/Makefile.am: Add icf_safe_so_test test case.
277 Modify icf_safe_test for X86-64.
278 * testsuite/Makefile.in: Regenerate.
279 * testsuite/icf_safe_so_test.cc: New file.
280 * testsuite/icf_safe_so_test.sh: New file.
281 * testsuite/icf_safe_test.cc (kept_func_3): New function.
282 (main): Change to take pointer to function kept_func_3.
283 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
284 folding is done correctly for X86-64.
286 2010-02-12 David S. Miller <davem@davemloft.net>
288 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
289 is_symbolless parameter.
290 (Output_reloc<SHT_REL>::is_symbolless): New.
291 (Output_reloc<SHT_REL>::is_symbolless_): New.
292 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
293 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
294 (Output_reloc<SHT_RELA>::is_symbolless): New.
295 (Output_data_reloc::add_global): Handle is_symbolless.
296 (Output_data_reloc::add_global_relative): Likewise.
297 (Output_data_reloc::add_local): Likewise.
298 (Output_data_reloc::add_local_relative): Likewise.
299 (Output_data_reloc::add_symbolless_global_addend): New.
300 (Output_data_reloc::add_symbolless_local_addend): New.
301 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
303 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
304 instead of ->is_relative_
305 (Output_reloc::write): Likewise.
306 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
307 (Output_reloc::write_rel): Simplify.
309 * sparc.cc (Target_sparc::Scan::local): Use
310 ->add_symbolless_local_addend as needed.
311 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
312 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
313 based upon relocation offset.
315 2010-02-11 Doug Kwan <dougkwan@google.com>
317 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
318 (Target_arm::Scan::global): Ditto. Also remove a comment before the
319 beginning of function.
320 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
321 and MOVT_ABS relocations. Those are non issued in scanning. Fix
322 parameter is_32bit in calls to should_apply_static_reloc.
323 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
324 (check_DATA): Add arm_abs_global.stdout.
325 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
326 arm_abs_global.stdout): New rules.
327 (MOSTLLYCLEANFILES): Add arm_abs_global
328 * Makefile.in: Regenerate.
329 * testsuite/arm_abs_global.s: New file.
330 * testsuite/arm_abs_global.sh: Ditto.
331 * testsuite/arm_abs_lib.s: Ditto.
333 2010-02-11 Ian Lance Taylor <iant@google.com>
335 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
337 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
338 Allocate_commons_task first.
339 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
340 task, rather than symtab_lock_.
341 (Gc_process_relocs::~Gc_process_relocs): New function.
342 (Gc_process_relocs::is_runnable): Check this_blocker_.
343 (Gc_process_relocs::locks): Use next_blocker_ rather than
345 (Scan_relocs::~Scan_relocs): New function.
346 (Scan_relocs::is_runnable): Check this_blocker_ rather than
348 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
350 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
351 fields. Add this_blocker_ and next_blocker_ fields. Adjust
352 constructor accordingly.
353 (class Gc_process_relocs): Likewise.
354 (class Scan_relocs): Likewise.
355 * common.h (class Allocate_commons_task): Remove symtab_lock_
356 field, and corresponding constructor parameter.
357 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
359 (Allocate_commons_task::locks): Likewise.
361 2010-02-11 Ian Lance Taylor <iant@google.com>
363 * gold-threads.h (class Once): Define.
364 (class Initialize_lock): Rewrite as child of Once.
365 * gold-threads.cc (class Once_initialize): Define.
366 (once_pointer_control): New static variable.
367 (once_pointer, once_arg): New static variables.
368 (c_run_once): New static function.
369 (Once::Once, Once::run_once, Once::internal_run): New functions.
370 (class Initialize_lock_once): Remove.
371 (initialize_lock_control): Remove.
372 (initialize_lock_pointer): Remove.
373 (initialize_lock_once): Remove.
374 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
375 (Initialize_lock::initialize): Rewrite.
376 (Initialize_lock::do_run_once): New function.
377 * archive.cc (Archive::interpret_header): Only clear name if it is
379 * fileread.cc: Include "gold-threads.h"
380 (file_counts_lock): New static variable.
381 (file_counts_initialize_lock): Likewise.
382 (File_read::release): Only increment counts when using --stats.
383 Use a lock around the increment.
384 * parameters.cc (class Set_parameters_target_once): Define.
385 (set_parameters_target_once): New static variable.
386 (Parameters::Parameters): Move here from parameters.h.
387 (Parameters::set_target): Rewrite.
388 (Parameters::set_target_once): New function.
389 (Parameters::clear_target): Move here and rewrite.
390 * parameters.h (class Parameters): Update declarations. Add
391 set_parameters_target_once_ field.
392 (Parameters::Parameters): Move to parameters.cc.
393 (Parameters::clear_target): Likewise.
394 * readsyms.cc (Read_symbols::do_group): Create a Start_group
396 (Start_group::~Start_group): New function.
397 (Start_group::is_runnable): New function.
398 (Start_group::locks, Start_group::run): New functions.
399 (Finish_group::run): Change saw_undefined to size_t.
400 * readsyms.h (class Start_group): Define.
401 (class Finish_group): Change saw_undefined_ field to size_t.
402 (Finish_group::Finish_group): Remove saw_undefined and
403 this_blocker parameters. Change all callers.
404 (Finish_group::set_saw_undefined): New function.
405 (Finish_group::set_blocker): New function.
406 * symtab.h (class Symbol_table): Change saw_undefined to return
407 size_t. Change saw_undefined_ field to size_t.
408 * target-select.cc (Set_target_once::do_run_once): New function.
409 (Target_selector::Target_selector): Initialize set_target_once_
410 field. Don't initialize lock_ and initialize_lock_ fields.
411 (Target_selector::instantiate_target): Rewrite.
412 (Target_selector::set_target): New function.
413 * target-select.h (class Set_target_once): Define.
414 (class Target_selector): Update declarations. Make
415 Set_target_once a friend. Remove lock_ and initialize_lock_
416 fields. Add set_target_once_ field.
418 2010-02-10 Ian Lance Taylor <iant@google.com>
420 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
422 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
423 (queue_middle_tasks): Add all blockers before queueing any tasks.
424 (queue_final_tasks): Likewise.
425 * token.h (Task_token::add_blockers): New function.
426 * object.h (Input_objects::number_of_relobjs): New function.
428 2010-02-10 Ian Lance Taylor <iant@google.com>
430 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
431 shared, not if not position independent.
432 * x86_64.cc (Relocate::relocate_tls): Likewise.
433 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
434 (tls_pie_pic_test): New target.
435 * testsuite/Makefile.in: Rebuild.
437 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
438 (tls_test_main_pie.o, tls_test_pie.o): New targets.
439 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
440 * testsuite/Makefile.in: Rebuild.
442 2010-02-09 David S. Miller <davem@davemloft.net>
444 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
445 R_SPARC_RELATIVE using ->add_local_relative().
446 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
448 * output.h (Output_data_dynamic::add_section_size): New method
449 that takes two Output_data objects.
450 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
451 entry param. Handle it in initializers.
452 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
453 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
454 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
456 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
457 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
458 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
459 for dynrel_includes_plt.
460 * i386.cc (Target_i386::do_finalize_sections): Likewise.
461 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
462 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
464 (Target_sparc::do_finalize_sections): Update to pass true for
466 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
467 output before .rela.plt
468 (Target_powerpc::do_finalize_sections): Update to pass true for
469 dynrel_includes_plt when 32-bit.
471 2010-02-08 Doug Kwan <dougkwan@google.com>
473 * arm.cc (Arm_relobj::simple_input_section_output_address): New
475 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
476 Arm_relobj::scan_section_for_cortex_a8_stubs,
477 Arm_relobj::do_relocation_section): Instead of calling
478 Output_section::output_address, use faster
479 Arm_relobj::simple_input_section_output_address.
481 2010-02-08 David S. Miller <davem@davemloft.net>
483 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
484 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
485 relocation helper function.
487 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
488 just like R_SPARC_GOT{10,13,22}.
489 (Target_sparc::Scan::local): Likewise.
490 (Target_sparc::Relocate:relocate): Likewise.
492 2010-02-06 Ian Lance Taylor <iant@google.com>
494 * configure.ac: Rewrite targetobjs duplicate removal code to use
495 only shell constructs.
496 * configure: Rebuild.
498 2010-02-05 Doug Kwan <dougkwan@google.com>
501 * arm.cc (Arm_relobj::section_is_scannable): New method.
502 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
503 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
505 2010-02-04 Doug Kwan <dougkwan@google.com>
508 * arm-reloc-property.cc (cstdio): Include.
509 * configure.ac (targetobjs): Remove duplicates.
510 * configure: Regenerate.
511 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
512 big and little endian version for a given address size.
514 2010-02-03 Doug Kwan <dougkwan@google.com>
516 * arm-reloc-property.cc
517 (Arm_reloc_property_table::reloc_name_in_error_message): New method
519 * arm-reloc-property.h
520 (Arm_reloc_property_table::get_implemented_static_reloc_property):
521 New method definition.
522 (Arm_reloc_property_table::reloc_name_in_error_message): New method
524 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
526 (GOT_PREL): Change implemented to Y.
527 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
528 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
529 (Arm_relocate_functions::movw_abs_nc): Remove method.
530 (Arm_relocate_functions::movt_abs): Ditto.
531 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
532 (Arm_relocate_functions::thm_movt_abs): Ditto.
533 (Arm_relocate_functions::movw_rel_nc): Ditto.
534 (Arm_relocate_functions::movw_rel): Ditto.
535 (Arm_relocate_functions::movt_rel): Ditto.
536 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
537 (Arm_relocate_functions:thm_movw_rel): Ditto.
538 (Arm_relocate_functions:thm_movt_rel): Ditto.
539 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
540 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
541 New method definitions.
542 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
543 (Arm_relocation_functions::arm_grp_ldr): Ditto.
544 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
545 (Arm_relocation_functions::arm_grp_ldc): Ditto.
546 (Target_arm::Relocate::relocate): Check for non-static or
547 unimplemented relocation code and exit early. Change calls to
548 Target_arm::reloc_uses_thumb_bit and
549 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
550 instead. Refactor code to handle similar relocations to increase
551 code sharing. Remove check for unsupported relocation code in switch
553 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
554 relocation property table to find out size. Change error message to
555 print out the name of a relocation code instead of the numeric value.
556 (Target_arm::scan_reloc_for_stub): Use relocation property table
557 instead of calling Target_arm::reloc_uses_thumb_bit().
559 2010-02-02 Doug Kwan <dougkwan@google.com>
561 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
562 types of relaxed input section.
564 2010-02-02 Doug Kwan <dougkwan@google.com>
566 * Makefile.am (HFILES): Add arm-reloc-property.h.
568 (TARGETSOURCES): Add arm-reloc-property.cc
569 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
570 (libgold_a_SOURCES): $(DEFFILES)
571 * Makefile.in: Regenerate.
572 * arm-reloc-property.cc: New file.
573 * arm-reloc-property.h: New file.
574 * arm-reloc.def: New file.
575 * arm.cc: Update comments.
576 (arm-reloc-property.h): New included header.
577 (arm_reloc_property_table): New global variable.
578 (Target_arm::do_select_as_default_target): New method definition.
579 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
580 arm-reloc-property to targ_extra_obj.
581 * parameters.cc (set_parameters_target): Call
582 Target::select_as_default_target().
583 * target.h (Target::select_as_default_target): New method definition.
584 (Target::do_select_as_default_target): Same.
586 2010-02-01 Doug Kwan <dougkwan@google.com>
588 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
589 first_output_text_section_.
590 (Arm_exidx_fixup::first_output_text_section): New method definition.
591 (Arm_exidx_fixup::first_output_text_section_): New data member.
592 (Arm_exidx_fixup::process_exidx_section): Record the first text
594 (Arm_output_section::fix_exidx_coverage): Set correct linked section
595 and entsize in output section header.
597 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
599 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
600 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
601 (Arm_relocate_functions::thm_alu11): New Method.
602 (Arm_relocate_functions::thm_pc8): New Method.
603 (Arm_relocate_functions::thm_pc12): New Method.
604 (Target_arm::Scan::local): Handle the relocations.
605 (Target_arm::Scan::global): Likewise.
606 (Target_arm::Relocate::relocate): Likewise.
607 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
609 2010-01-29 Doug Kwan <dougkwan@google.com>
611 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
612 of relocation types as ld.
614 2010-01-29 Doug Kwan <dougkwan@google.com>
616 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
618 (Arm_relocate_functions::thumb_branch_common): Ditto.
619 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
620 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
621 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
622 Arm_relocate_functions::jump24): Remove.
623 (Target_arm::Relocate::relocate): Adjust code to call
624 Arm_relocation_functions::arm_branch_common and
625 Arm_relocation_functions::thumb_branch_common instead of their removed
626 wrappers. Merge switch-cases together to reduce source code size.
628 2010-01-29 Doug Kwan <dougkwan@google.com>
630 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
631 output_local_symbol_count_needs_update_.
632 (Arm_relobj::output_local_symbol_count_needs_update,
633 Arm_relobj::set_output_local_symbol_count_needs_update,
634 Arm_relobj::update_output_local_symbol_count): New methods.
635 (Arm_relobj::output_local_symbol_count_needs_update_): New data
637 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
638 of pointed function as in a R_ARM_PREL31 relocation.
639 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
640 for output local symbol count updating.
641 (Target_arm::do_relax): Update output local symbol counts in objects
643 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
645 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
647 * arm.cc: Added support for the ARM relocations:
648 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
649 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
650 (Arm_relocate_functions::movw_rel_nc): Renamed (was
652 (Arm_relocate_functions::movw_rel): New method.
653 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
654 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
656 (Arm_relocate_functions::thm_movw_rel): New method.
657 (Arm_relocate_functions::thm_movt_rel): Renamed (was
659 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
661 (Target_arm::Scan::global): Likewise.
662 (Target_arm::Relocate::relocate): Likewise.
663 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
666 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
668 * arm.cc: Added support for ARM group relocations.
669 (Target_arm::reloc_needs_sym_origin): New method.
670 (Arm_relocate_functions::calc_grp_kn): New method.
671 (Arm_relocate_functions::calc_grp_residual): New method.
672 (Arm_relocate_functions::calc_grp_gn): New method.
673 (Arm_relocate_functions::arm_grp_alu): New Method.
674 (Arm_relocate_functions::arm_grp_ldr): New Method.
675 (Arm_relocate_functions::arm_grp_ldrs): New Method.
676 (Arm_relocate_functions::arm_grp_ldc): New Method.
677 (Target_arm::Scan::local): Handle the ARM group relocations.
678 (Target_arm::Scan::global): Likewise.
679 (Target_arm::Relocate::relocate): Likewise.
680 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
683 2010-01-26 Doug Kwan <dougkwan@google.com>
685 * arm.cc (set): Include.
686 (class Arm_exidx_fixup): Change type of last_input_section_ to const
688 (Arm_output_section::Text_section_list): New type.
689 (Arm_output_section::append_text_sections_to_list): New method.
690 (Arm_output_section::fix_exidx_coverage): Ditto.
691 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
692 (Arm_relobj::convert_input_section_to_relaxed_section): Use
693 Relobj::set_section_offset() instead of
694 Sized_relobj::invalidate_section_offset().
695 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
696 parameter for section headers. Ignore relocation sections for
697 unallocated sections and EXIDX sections.
698 (Target_arm::fix_exidx_coverage): New method.
699 (Target_arm::output_section_address_less_than): New type.
700 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
701 linked text section instead of the EXIDX section.
702 (Arm_output_section::create_stub_group): Add an assertion to check
703 that this is not an EXIDX output section.
704 (Arm_output_section::append_text_sections_to_list): New method.
705 (Arm_output_section::fix_exidx_coverage): Ditto.
706 (Arm_relobj::scan_sections_for_stubs): Adjust call to
707 Arm_relobj::section_needs_reloc_stub_scanning.
708 (Target_arm::do_relax): Fix EXIDX output section coverage in the
710 (Target_arm::fix_exidx_coverage): New method.
711 * object.h (Relobj::set_output_section): New method.
712 (Sized_relobj::invalidate_section_offset): Remove method.
713 (Sized_relobj::do_invalidate_section_offset): Remove method.
714 (Sized_relobj::do_set_section_offset): Handle offset value -1.
716 2010-01-25 Doug Kwan <dougkwan@google.com>
718 * arm.cc (Arm_exidx_merged_section::do_output_offset):
719 Fix warning due to signed and unsigned comparison on a 32-bit host.
721 2010-01-22 Doug Kwan <dougkwan@google.com>
723 * arm.cc (Target_arm::do_relax): Record an output section for section
724 offset adjustment it contains any stub table that has changed.
725 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
726 offsets in an output section if necessary.
727 * output.cc (Output_section::Output_section): Initialize
728 section_offsets_need_adjustments_.
729 (Output_section::add_input_section_for_script): Renamed to
730 Output_section::add_simple_input_section.
731 (Output_section::save_states): Add a comment.
732 (Output_section::discard_states): New method defintion.
733 (Output_section::adjust_section_offsets): Same.
734 * output.h (Output_section::add_input_section_for_script): Renamed to
735 Output_section::add_simple_input_section.
736 (Output_section::discard_states): New method declaration.
737 (Output_section::adjust_section_offsets): Same.
738 (Output_section::section_offsets_need_adjustment,
739 Output_section::set_section_offsets_need_adjustment): New method
741 (Output_section::section_offsets_need_adjustment_): New data member.
743 (Output_section_element_input::set_section_address): Adjust code for
744 renaming of Output_section::add_input_section_for_script.
745 (Orphan_output_section::set_section_address): Same.
747 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
749 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
750 Fix_v4bx enum values .
751 * gold/options.h (General_options): New option definitions.
752 (General_options::fix_v4bx): New method.
753 (General_options::Fix_v4bx): New enum.
754 * gold/options.cc (General_options::parse_fix_v4bx): New method.
755 (General_options::parse_fix_v4bx_interworking): New method.
757 2010-01-22 Doug Kwan <dougkwan@google.com>
759 * arm.cc (Arm_exidx_fixup): New class.
761 2010-01-21 Doug Kwan <dougkwan@google.com>
763 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
765 (Arm_exidx_section_offset_map): New type.
767 2010-01-21 Doug Kwan <dougkwan@google.com>
769 * arm.cc (Arm_exidx_input_section): New class.
770 (Arm_relobj::exidx_input_section_by_link,
771 Arm_relobj::exidx_input_section_by_shndx,
772 Arm_relobj::make_exidx_input_section): New methods.
773 (read_arm_attributes_section): Remove.
774 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
775 information about them.
776 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
779 2010-01-20 Doug Kwan <dougkwan@google.com>
781 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
782 Input_section_specifier to Section_id.
783 (Target_arm::new_arm_input_section: Adjust code for change of key
785 (Target_arm::find_arm_input_section): Ditto.
786 * gc.h (object.h): Include for Section_id nand Section_id_hash.
787 (Section_id): Remove.
788 (Garbage_collection::Section_id_hash): Remove.
789 * icf.h (object.h): Include for Section_id nand Section_id_hash.
790 (Section_id): Remove.
791 (Icf::Section_id_hash): Remove.
792 * object.h (Section_id, Const_section_id, Section_id_hash,
793 Const_section_id_hash): New type definitions.
794 * output.cc (Output_section::add_relaxed_input_section): Change to
795 use Const_section_id instead of Input_section_specifier as key type.
796 (Output_section::add_merge_input_section): Ditto.
797 (Output_section::build_relaxation_map): Change to use Section_id
798 instead of Input_section_specifier as key type.
799 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
801 (Output_section::convert_input_sections_to_relaxed_sections): Change
802 to use Const_section_id instead of Input_section_specifier as key type.
803 (Output_section::find_merge_section): Ditto.
804 (Output_section::find_relaxed_input_section): Ditto.
805 * output.h (Input_section_specifier): Remove class.
806 (Output_section::Output_section_data_by_input_section_map): Change
807 key type to Const_section_id.
808 (Output_section::Output_relaxed_input_section_by_input_section_map):
810 (Output_section::Relaxation_map): Change key type to Section_id.
812 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
814 * gold/arm.cc: Added support for R_ARM_V4BX relocation
815 (class Arm_v4bx_stub): New class.
816 (DEF_STUBS): Updated definition to support v4_veneer_bx.
817 (Stub_factory::make_arm_v4bx_stub): New method.
818 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
819 (Stub_table::empty): Handle v4bx stubs.
820 (Stub_table::add_arm_v4bx_stub): New method.
821 (Stub_table::find_arm_v4bx_stub): New method.
822 (Arm_relocate_functions::v4bx): New method.
823 (Target_arm::fix_v4bx): New method.
824 (Target_arm::Target_arm): Handle R_ARM_V4BX.
825 (Stub_table::relocate_stubs): Likewise.
826 (Stub_table::do_write): Likewise.
827 (Stub_table::update_data_size_and_addralign): Likewise.
828 (Stub_table::finalize_stubs): Likewise.
829 (Target_arm::Scan::local): Likewise.
830 (Target_arm::Scan::global): Likewise.
831 (Target_arm::do_finalize_sections): Likewise.
832 (Target_arm::Relocate::relocate): Likewise.
833 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
835 (Target_arm::scan_reloc_for_stub): Likewise.
836 (Target_arm::scan_reloc_section_for_stubs): Likewise.
838 2010-01-19 Ian Lance Taylor <iant@google.com>
840 * output.cc (Output_section_headers::do_sized_write): Write large
841 segment count to sh_info field.
842 (Output_file_header::do_sized_write): For large segment count,
843 write PN_XNUM to e_phnum field.
845 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
847 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
848 (Arm_relocate_functions::thm_jump8): New function.
849 (Arm_relocate_functions::thm_jump11): New function.
850 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
852 (Target_arm::Scan::global): Likewise.
853 (Target_arm::Relocate::relocate): Likewise.
854 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
857 2010-01-14 Doug Kwan <dougkwan@google.com>
859 * arm.cc (map, utility): Include headers.
860 (Target_arm::apply_cortex_a8_workaround): New method.
861 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
862 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
863 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
864 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
865 the --[no-]fix-cortex-a8 command line options.
866 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
867 (Target_arm::relocate_stub): Use addend in instruction template.
868 * options.h (DEFINE_bool): Set the user-set flag.
869 (General_options): Add --[no-]-fix-cortex options.
870 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
871 : Update fast look-up map after conversion.
873 2010-01-14 Sriraman Tallam <tmsriram@google.com>
875 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
876 in the first pass of do_layout.
878 2010-01-13 Doug Kwan <dougkwan@google.com>
880 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
881 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
882 apparent compiler problem of not folding static constant integral
883 data members of elfcpp::Elf_sizes<32>.
885 2010-01-13 Doug Kwan <dougkwan@google.com>
887 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
888 Arm_relobj::section_needs_cortex_a8_stub_scanning,
889 Arm_relobj::scan_section_for_cortex_a8_erratum,
890 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
891 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
892 sections to scan for relocation stubs into a new method
893 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
894 relocation and Cortex-A8 stub scanning.
895 (Target_arm::do_relax): Force stubs to be after stubbed sections
896 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
897 the beginning of a new relaxation pass. Update a comment.
898 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
900 2010-01-12 Ian Lance Taylor <iant@google.com>
902 * target-reloc.h (visibility_error): New inline function.
903 (relocate_section): Call visibility_error.
904 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
905 (MOSTLYCLEANFILES): Likewise.
906 (protected_4_pic.o, protected_3.err): New targets.
907 * testsuite/protected_4.cc: New file.
909 2010-01-12 Doug Kwan <dougkwan@google.com>
911 * arm.cc (Cortex_a8_reloc): New class.
912 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
913 and cortex_a8_relocs_info_.
914 (Target_arm::fix_cortex_a8): New method definition.
915 (Target_arm::Cortex_a8_relocs_info): New type.
916 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
917 New data member declarations.
918 (Target_arm::scan_reloc_for_stub): Record information about
919 relocations for THUMB branches that might be exempted from the
920 Cortex-A8 workaround.
921 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
922 at the beginning of a relaxation pass.
924 2010-01-12 Doug Kwan <dougkwan@google.com>
926 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
927 (Arm_relobj::Mapping_symbol_position,
928 Arm_reloj::Mapping_symbol_position_less,
929 Arm_relobj::Mapping_symbols_info): New types.
930 (Target_arm::is_mapping_symbol_name): New method definition.
931 (Arm_relobj::do_count_local_symbols): Save information about mapping
934 2010-01-11 Doug Kwan <dougkwan@google.com>
936 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
937 Arm_relocate_functions::thumb32_branch_upper,
938 Arm_relocate_functions::thumb32_branch_lower,
939 Arm_relocate_functions::thumb32_cond_branch_offset,
940 Arm_relocate_functions::thumb32_cond_branch_upper,
941 Arm_relocate_functions::thumb32_cond_branch_lower,
942 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
943 branch offset encoding.
944 (Arm_relocate_functions::thumb_branch_common): Use new branch
945 offset encoding methods to avoid code duplication.
946 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
947 (Stub_addend_reader::operator()): Use new branch encoding method
948 to avoid code duplication.
950 2010-01-11 Doug Kwan <dougkwan@google.com>
952 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
953 (Target_arm::do_finalize_sections): Define special EXIDX section
954 symbols only if referenced.
955 * gc.h (Garbage_collection::add_reference): New method.
956 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
959 2010-01-11 Ian Lance Taylor <iant@google.com>
961 * script.cc (Version_script_info::build_expression_list_lookup):
962 Change complaing about duplicate wildcard match from error to
965 * script.cc (class Lazy_demangler): Recreate--revert part of patch
967 (Version_script_info::Version_script_info): Initialize globs_,
968 default_version_, default_is_global_, and exact_. Don't
969 initialize globals_ or locals_.
970 (Version_script_info::build_lookup_tables): Build local symbols
972 (Version_script_info::unquote): New function.
973 (Version_script_info::add_exact_match): New function.
974 (Version_script_info::build_expression_list_lookup): Remove lookup
975 parameter. Add is_global parameter. Change all callers. Handle
976 wildcard pattern specially. Unquote pattern. Call
978 (Version_script_info::get_name_to_match): New function.
979 (Version_script_info::get_symbol_version): New function.
980 (Version_script_info::get_symbol_version_helper): Remove.
981 (Version_script_info::check_unmatched_names): Call unquote.
982 * script.h (class Version_script_info): Change get_symbol_version
983 to be non-inline and add is_global parameter; change all callers.
984 Rewrite symbol_is_local. Update declarations. Define struct
985 Version_tree_match, Exact, Globs. Don't define struct Lookup.
986 Remove globals_ and locals_ members. Add exact_, globs_,
987 default_version_, is_global_.
988 (Version_script_info::Glob): Remove pattern, add expression and
989 is_global. Update constructor. Change all callers.
990 * dynobj.cc (Versions::finalize): Mark the version symbol as the
992 (Versions::symbol_section_contents): If a symbol is undefined, or
993 defined in a dynamic object, set the version index to
995 * symtab.cc (Symbol_table::add_from_relobj): Don't call
997 (Symbol_table::add_from_pluginobj): Likewise.
998 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1000 2010-01-11 Doug Kwan <dougkwan@google.com>
1002 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1003 (incremental_dump_LDADD): Add linking option for libintl.
1004 * Makefile.in: Regenerate.
1006 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1009 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1011 * testsuite/Makefile.in: Regenerated.
1013 2010-01-10 Doug Kwan <dougkwan@google.com>
1015 * options.h (DEFINE_var): Use parentheses around argument varname__
1016 in macro body to avoid any unintended subsequent substitutions.
1018 2010-01-10 Ian Lance Taylor <iant@google.com>
1020 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1021 candidates before doing symbol resolution.
1023 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1024 ODR candidates if only one is weak.
1026 2010-01-08 Ian Lance Taylor <iant@google.com>
1028 * script.cc (Version_script_info::build_expression_list_lookup):
1029 Don't warn about ambiguous version, just record the ambiguity.
1030 (Version_script_info::get_symbol_version_helper): Give error if
1031 version is ambiguous.
1033 2010-01-08 Doug Kwan <dougkwan@google.com>
1035 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1036 prev_data_size_ and prev_addralign_. Remove initializer for
1037 deleted data member has_been_changed_.
1038 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1039 to determine if the table is empty.
1040 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1042 (Stub_table::add_reloc_stub): Define method in class definition
1043 instead of just declaring it there.
1044 (Stub_table::add_cortex_a8_stub): New method definition.
1045 (Stub_table::update_data_size_and_addralign): Ditto.
1046 (Stub_table::finalize_stubs): Ditto.
1047 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1048 (Stub_table::do_addralign_): Return address alignment in the
1049 (Stub_table::do_reset_address_and_file_offset): Define method in
1050 class definition instead of declaring it there. Set current data
1051 size to be the data size of the previous pass.
1052 (Stub_table::set_final_data_size): Use current data size as the
1054 (Stub_table::relocate_stub): Change parameter type of stub from
1055 Reloc_stub pointer to Stub pointer.
1056 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1057 (Stub_table::Cortex_a8_stub_list): New typedef.
1058 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1059 Stub_table::prev_addralign_): New data member.
1060 (Arm_relobj::Arm_relobj): Initialize data member
1061 section_has_cortex_a8_workaround_.
1062 (Arm_relobj::section_has_cortex_a8_workaround,
1063 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1065 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1067 (Target_arm::relocate_stub): Change parameter type of stub from
1068 Reloc_stub pointer to Stub pointer.
1069 (Insn_template::size, Insn_template::alignment): Handle
1070 THUMB16_SPECIAL_TYPE.
1071 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1072 Stub_table::update_data_size_and_addralign,
1073 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1075 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1076 (Stub_table::do_write): Ditto.
1077 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1079 2010-01-08 Ian Lance Taylor <iant@google.com>
1082 * symtab.h (class Symbol): Remove fields is_target_special_ and
1083 has_plt_offset_. Add field is_defined_in_discarded_section_.
1084 (Symbol::is_defined_in_discarded_section): New function.
1085 (Symbol::set_is_defined_in_discarded_section): New function.
1086 (Symbol::has_plt_offset): Rewrite.
1087 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1088 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1089 Don't initialize is_target_special_ or has_plt_offset_.
1090 Initialize is_defined_in_discarded_section_.
1091 (Symbol_table::add_from_relobj): If appropriate, set
1092 is_defined_in_discarded_section.
1093 * resolve.cc (Symbol::override_base_with_special): Don't test
1094 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1095 * target-reloc.h (relocate_section): Do special handling for
1096 symbols defined in discarded sections for global symbols as well
1099 2010-01-08 Ian Lance Taylor <iant@google.com>
1101 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1102 the SHT_SYMTAB case.
1104 2010-01-08 Ian Lance Taylor <iant@google.com>
1106 * object.cc (Sized_relobj::do_layout): Don't get confused if
1107 layout_eh_frame returns NULL.
1109 2010-01-08 Ian Lance Taylor <iant@google.com>
1112 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1113 dynamic symbol table, use the normal symbol table.
1114 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1117 2010-01-08 Ian Lance Taylor <iant@google.com>
1120 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1123 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1125 * version.cc (print_version): Change to "Copyright 2010".
1127 2010-01-08 Ian Lance Taylor <iant@google.com>
1131 * i386.cc (class Target_i386): Change return type of plt_section
1133 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1134 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1135 tls_desc_rel_ field.
1136 (Output_data_plt_i386::rel_tls_desc): New function.
1137 (Target_i386::rel_tls_desc_section): New function.
1138 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1139 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1140 R_386_TLS_DESC reloc in rel_tls_desc_section.
1141 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1142 Define struct Tlsdesc_info.
1143 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1144 (Target_x86_64::do_reloc_symbol_index): New function.
1145 (Target_x86_64::add_tlsdesc_info): New function.
1146 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1147 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1149 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1151 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1152 (Target_x86_64::rela_tlsdesc_section): New function.
1153 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1155 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1156 (Target_x86_64::do_reloc_addend): New function.
1157 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1158 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1159 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1160 (Output_reloc::type): New function.
1161 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1162 (Output_reloc::is_target_specific): New function.
1163 (Output_reloc::target_arg): New function.
1164 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1165 absolute relocs and target specific relocs.
1166 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1167 add_target_specific.
1168 (class Output_data_reloc) [SHT_RELA]: Likewise.
1169 * output.cc (Output_reloc::Output_reloc): Add four new versions
1170 for absolute relocs and target specific relocs.
1171 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1172 (Output_reloc::get_symbol_index): Likewise.
1173 (Output_reloc::local_section_offset): Check that local_sym_index_
1174 is not TARGET_CODE or 0.
1175 (Output_reloc::symbol_value): Likewise.
1176 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1178 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1179 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1181 * layout.cc (add_target_dynamic_tags): Use output section for
1182 DT_PLTRELSZ and DT_JMPREL.
1184 2010-01-07 Ian Lance Taylor <iant@google.com>
1187 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1189 (class Output_data_reloc_generic): Define.
1190 (class Output_data_reloc_base): Change base class to
1191 Output_data_reloc_generic. Change add() method to call
1192 bump_relative_reloc_count for a relative reloc. Remove
1194 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1196 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1197 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1199 * layout.h (class Layout): Update declaration.
1201 2010-01-07 Ian Lance Taylor <iant@google.com>
1203 * output.h (class Output_data): Add const version of
1204 output_section and do_output_section.
1205 (class Output_section_data): Add const version of
1207 (class Output_section): Likewise.
1208 * layout.cc (Layout::add_target_dynamic_tags): New function.
1209 * layout.h (class Layout): Update declarations.
1210 * arm.cc (Target_arm::do_finalize_sections): Use
1211 add_target_dynamic_tags.
1212 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1213 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1214 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1215 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1217 2010-01-07 Ian Lance Taylor <iant@google.com>
1220 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1223 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1224 Ian Lance Taylor <iant@google.com>
1227 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1228 Xindex::read_symtab_xindex.
1230 2010-01-07 Doug Kwan <dougkwan@google.com>
1232 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1233 (Insn_template::thumb16_bcond_insn): New method declaration.
1234 (Insn_template): Fix spelling.
1235 (Stub::thumb16_special): New method declaration.
1236 (Stub::do_write): Define virtual method which was previously pure
1238 (Stub::do_thumb16_special): New method declaration.
1239 (Stub::do_fixed_endian_write): New template member.
1240 (Reloc_stub::do_write): Remove.
1241 (Reloc_stub::do_fixed_endian_write): Remove.
1242 (Cortex_a8_stub): New class definition.
1243 (Stub_factory::make_cortex_a8_stub): New method definition.
1244 (Stub_factory::Stub_factory): Add missing static storage class
1245 qualifier for elf32_arm_stub_a8_veneer_blx.
1247 2010-01-07 Ian Lance Taylor <iant@google.com>
1250 * options.h (class General_options): Add --warn-unresolved-symbols
1251 and --error-unresolved-symbols.
1252 * errors.cc (Errors::undefined_symbol): Implement
1253 --warn-unresolved-symbols.
1255 * options.h (class General_options): Add -z text and -z textoff.
1256 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1258 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1260 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1261 (Garbage_collection::cident_sections): New function.
1262 (Garbage_collection::add_cident_section): New function.
1263 (Garbage_collection::cident_sections_): New member.
1264 (gc_process_relocs): Add references to sections whose names are C
1266 * gold.h (cident_section_start_prefix): New constant.
1267 (cident_section_stop_prefix): New constant.
1268 (is_cident): New function.
1269 * layout.cc (Layout::define_section_symbols): Replace string constants
1270 with the newly defined constants.
1271 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1273 * testsuite/Makefile.am: Add gc_orphan_section_test.
1274 * testsuite/Makefile.in: Regenerate.
1275 * testsuite/gc_orphan_section_test.cc: New file.
1276 * testsuite/gc_orphan_section_test.sh: New file.
1278 2010-01-06 Ian Lance Taylor <iant@google.com>
1281 * options.h (class General_options): Add --warn-shared-textrel.
1282 * layout.cc (Layout::finish_dynamic_section): Implement
1283 --warn-shared-textrel.
1286 * options.h (class General_options): Add --warn-multiple-gp.
1288 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1290 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1291 $(THREADSLIB) and $(LIBDL).
1292 * Makefile.in: Rebuild.
1294 2010-01-06 Ian Lance Taylor <iant@google.com>
1297 * options.cc (General_options::parse_section_start): New function.
1298 (General_options::section_start): New function.
1299 (General_options::General_options): Initialize all members.
1300 * options.h: Include <map>
1301 (class General_options): Add --section-start. Add section_starts_
1303 * layout.cc (Layout::attach_allocated_section_to_segment): If
1304 --section-start was used, set the address of the segment. Remove
1305 local sort_sections.
1306 (Layout::relaxation_loop_body): If the address of the load segment
1307 has been set by --section-start, don't use it.
1308 * output.h (Output_segment::update_flags_for_output_section): New
1310 * output.cc (Output_segment::add_output_section): Call
1311 update_flags_for_output_section.
1313 2010-01-05 Ian Lance Taylor <iant@google.com>
1316 * options.h (class General_options): Add --undefined-version.
1317 * script.cc (struct Version_expression): Add was_matched_by_symbol
1319 (Version_script_info::matched_symbol): New function.
1320 (Version_script_info::get_symbol_version_helper): Call
1322 (Version_script_info::check_unmatched_names): New function.
1323 * script.h (class Version_script_info): Update declarations.
1324 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1326 * options.h (class General_options): Use DEFINE_bool_alias for
1327 allow_multiple_definition.
1328 * resolve.cc (Symbol_table::should_override): Don't test
1329 allow_multiple_definition.
1332 * options.h (class General_options): Add --cref.
1333 * main.cc (main): Print cref table if --cref. Don't close mapfile
1334 until after printing cref table.
1335 * cref.cc: Include "symtab.h".
1336 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1337 (Cref_table_compare::operator()): New function.
1338 (Cref_inputs::gather_cref): New function.
1339 (filecol): New static const.
1340 (Cref_inputs::print_cref): New function.
1341 (Cref::print_cref): New function.
1342 * cref.h: Include <cstdio>.
1343 (class Cref): Update declarations.
1344 * mapfile.h (Mapfile::file): New function.
1345 * object.h (class Object): Define Symbols. Declare virtual
1346 do_get_global_symbols.
1347 (Object::get_global_symbols): New function.
1348 * object.cc (Input_objects::add_object): Pass object to cref_ if
1350 (Input_objects::archive_start): Likewise.
1351 (Input_objects::archive_stop): Likewise.
1352 (Input_objects::print_cref): New function.
1353 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1354 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1356 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1358 * plugin.h (class Sized_pluginobj): Update declarations.
1360 2010-01-05 Ian Lance Taylor <iant@google.com>
1362 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1363 to is_default_version. Rename insdef to insdefault.
1364 (Symbol_table::add_from_relobj): Rename def to is_default_version
1365 and local to is_forced_local.
1366 (Symbol_table::add_from_pluginobj): Likewise.
1367 (Symbol_table::add_from_dynobj): Likewise.
1368 (Symbol_table::define_special_symbol): Rename insdef to
1371 2010-01-04 Ian Lance Taylor <iant@google.com>
1374 * options.h (class General_options): Add
1375 --allow-multiple-definition and -z muldefs.
1376 * resolve.cc (Symbol_table::should_override): Don't warn about a
1377 multiple symbol definition if --allow-multiple-definition or -z
1381 * options.h (class General_options): Add --add-needed and
1382 --copy-dt-needed-entries. Tweak --as-needed help entry.
1383 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1384 error if --copy-dt-needed-entries aka --add-needed is used and
1385 would cause a change in behaviour.
1388 * options.h (class General_options): Add -G as a short version of
1389 --shared. Add no-op options -assert, -g, and -i.
1391 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1393 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1394 check for .text or .gnu.linkonce.t sections.
1395 * icf.cc (Icf::find_identical_sections): Ditto.
1396 Change the detection for mangled function name within the section
1398 * icf.h (is_section_foldable_candidate): New function.
1400 2009-12-30 Ian Lance Taylor <iant@google.com>
1403 * options.h (class General_options): Permit two dashes with
1404 --retain-symbols-file.
1406 2009-12-30 Ian Lance Taylor <iant@google.com>
1409 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1410 don't put the file header and segment headers in the text
1414 * common.cc (Sort_commons::operator()): Stabilize sort when both
1416 (Symbol_table::do_allocate_commons_list): When allocating common
1417 symbols, skip a symbol which is no longer common.
1418 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1419 an object before checking its type.
1420 * testsuite/common_test_2.c: New file.
1421 * testsuite/common_test_3.c: New file.
1422 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1423 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1424 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1425 (common_test_2_pic.o, common_test_2.so): New targets.
1426 (common_test_3_pic.o, common_test_3.so): New targets.
1427 * testsuite/Makefile.in: Rebuild.
1430 * script.cc (read_input_script): If we see a new SECTIONS clause,
1431 and we have added an input section, give an error.
1432 * layout.h (class Layout): Add have_added_input_section function.
1433 Add have_added_input_section_ field.
1434 * layout.cc (Layout::Layout): Initialize
1435 have_added_input_section_.
1436 (Layout::layout): Set have_added_input_section_.
1437 (Layout::layout_eh_frame): Likewise.
1439 2009-12-30 Ian Lance Taylor <iant@google.com>
1442 * options.h (class General_options): Add --sort-common option.
1443 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1444 * common.cc (Sort_common): Add sort_order parameter to
1445 constructor. Add sort_order_ field.
1446 (Sort_commons::operator): Check sort_order_.
1447 (Symbol_table::allocate_commons): Determine the sort order.
1448 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1450 (Symbol_table::do_allocate_commons_list): Likewise.
1452 2009-12-30 Ian Lance Taylor <iant@google.com>
1455 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1456 symbols from this object, don't change the visibility of an
1458 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1460 2009-12-30 Ian Lance Taylor <iant@google.com>
1463 * script.h (class Version_script_info): Define Language enum.
1464 Update declarations. Define Glob, Exact, and Lookup types. Add
1465 new fields globals_, locals_, and is_finalized_.
1466 * script.cc: Various formatting fixes.
1467 (class Parser_closure): Change language_stack_ from a vector of
1468 std::string to one of Version_script_info::Language. Adjust all
1470 (class Lazy_demangler): Remove.
1471 (struct Version_expression): Change language from std::string to
1472 Version_script_info::Language.
1473 (Version_script_info::Version_script_info): New function.
1474 (Version_script_info::~Version_script_info): Don't call clear.
1475 (Version_script_info::finalize): New function.
1476 (Version_script_info::build_lookup_tables): New function.
1477 (Version_script_info::build_expression_list_lookup): New
1479 (Version_script_info::get_symbol_version_helper): Rewrite to use
1481 (Version_script_info::print_expression_list): Adjust to use
1482 Version_script_info::Language.
1483 (script_push_lex_into_version_mode): Check that the version script
1484 has not been finalized.
1485 (version_script_push_lang): Change language string to
1486 Version_script_info::Language.
1487 * options.cc (Command_line::version_script): New function.
1488 * options.h (class General_options): Add finalize_dynamic_list
1489 function. Change version_script from declaration to definition.
1490 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1491 * testsuite/version_script.map: Remove duplicate def of foo.
1492 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1494 * testsuite/Makefile.in: Rebuild.
1496 2009-12-30 Ian Lance Taylor <iant@google.com>
1499 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1500 if the input symbol index is 0, make the output symbol index 0.
1502 2009-12-30 Ian Lance Taylor <iant@google.com>
1505 * options.h (class General_options): Add -x/--discard-all.
1506 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1507 --discard-all. If the local symbol needs a dynamic entry, check
1508 that before handling --discard-locals.
1510 2009-12-30 Ian Lance Taylor <iant@google.com>
1513 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1515 (Output_segment::add_output_section): Don't change the flags if
1519 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1520 GNU hash table if they need a dynamic value. Otherwise, don't add
1521 them if they are defined in a dynamic object or are forced local.
1523 2009-12-29 Ian Lance Taylor <iant@google.com>
1526 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1527 .gnu.hash table for a 32-bit target.
1530 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1531 regular and a dynamic object only needs a dynamic symbol table
1532 entry if it is externally visible.
1535 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1536 constructor. Add global_offset_table_ field.
1537 (Target_i386::got_section): Set global_offset_table_.
1538 (Target_i386::do_finalize_sections): Set global_offset_table_
1540 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1541 in constructor. Add global_offset_table_ field.
1542 (Target_x86_64::got_section): Set global_offset_table_.
1543 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1546 * layout.cc (Layout::Layout): Initialize increase_relro_.
1547 (Layout::get_output_section): Add is_relro, is_last_relro, and
1548 is_first_non_relro parameters. Change all callers.
1549 (Layout::choose_output_section): Likewise.
1550 (Layout::add_output_section_data): Likewise.
1551 (Layout::make_output_section): Likewise.
1552 (Layout::set_segment_offsets): Clear increase_relro when using a
1554 * layout.h (class Layout): Add increase_relro method. Add
1555 increase_relro_ field. Update declarations.
1556 * output.cc (Output_section::Output_section): Initialize
1557 is_last_relro_ and is_first_non_relro_.
1558 (Output_segment::add_output_section): Group relro sections is
1559 do_sort is true. Handle is_last_relro and is_first_non_relro.
1560 (Output_segment::maximum_alignment): Remove relro handling.
1561 (Output_segment::set_section_addresses): Add increase_relro
1562 parameter. Change all callers. Add initial alignment to align
1563 relro sections on separate page. Remove old relro handling.
1564 (Output_segment::set_section_list_addresses): Remove in_relro
1565 parameter. Change all callers.
1566 (Output_segment::set_offset): Add increase parameter. Change all
1567 callers. Remove old relro handling.
1568 * output.h (class Output_section): Add new methods: is_last_relro,
1569 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1570 Add is_last_relro_ and is_first_non_relro_ fields.
1571 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1572 Create separate .got.plt section. Call increase_relro.
1573 * x86_64.cc (Target_x86_64::got_section): Likewise.
1574 * testsuite/relro_script_test.t: Add .got.plt.
1577 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1578 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1579 (Layout::finalize): Call set_dynamic_symbol_size.
1580 (Layout::set_dynamic_symbol_size): New function.
1581 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1582 set_dynamic_symbol_size.
1585 * output.h (class Output_section): Add is_entsize_zero_ field.
1586 * output.cc (Output_section::Output_section): Initialize
1588 (Output_section::set_entsize): If two different entsizes are
1589 requested, force it to zero.
1590 (Output_section::add_input_section): Set flags for .debug_str
1591 before updating section flags. Set entsize.
1592 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1593 and SHF_STRING if all input sections have those flags.
1595 2009-12-29 Rafael Espindola <espindola@google.com>
1597 * main.cc (main): Fix the sys time reporting.
1598 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1601 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1603 * options.cc (General_options::parse_version): Allow -v to exit
1604 without an error if there is nothing to link.
1606 2009-12-29 Ian Lance Taylor <iant@google.com>
1608 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1609 using a version of gcc before 4.1.
1610 * configure: Rebuild.
1612 2009-12-28 Chris Demetriou <cgd@google.com>
1614 * attributes.cc (Output_attributes_section_data::do_write): Use
1615 std::vector::front rather than std::vector::data.
1617 2009-12-28 Ian Lance Taylor <iant@google.com>
1619 * symtab.h (class Symbol_table): Add enum Defined.
1620 * resolve.cc (Symbol_table::should_override): Add defined
1621 parameter. Change all callers. Test whether object is NULL
1622 before calling a method on it.
1623 (Symbol_table::report_resolve_problem): Add defined parameter.
1625 (Symbol_table::should_override_with_special): Likewise.
1626 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1627 parameter. Change all callers.
1628 (Symbol_table::do_define_in_output_data): Likewise.
1629 (Symbol_table::define_in_output_segment): Likewise.
1630 (Symbol_table::do_define_in_output_segment): Likewise.
1631 (Symbol_table::define_as_constant): Likewise.
1632 (Symbol_table::do_define_as_constant): Likewise.
1633 * script.h (class Symbol_assignment): Add is_defsym parameter to
1634 constructor; change all callers.
1635 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1636 parameter. Change all callers. Add is_defsym_ field.
1637 (class Parser_closure): Add parsing_defsym parameter to
1638 constructor; change all callers. Add parsing_defsym accessor
1639 function. Add parsing_defsym_ field.
1641 2009-12-28 Ian Lance Taylor <iant@google.com>
1643 * gold.cc (queue_middle_tasks): Fix formatting.
1644 * object.cc (Relobj::is_section_name_included): Likewise.
1646 2009-12-23 Ian Lance Taylor <iant@google.com>
1648 * i386.cc (Target_i386::do_calls_non_split): Recognize
1649 -fsplit-stack prologue for a function with a static chain.
1650 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1651 -fsplit-stack prologue when using %r11.
1653 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1655 * options.cc (General_options::parse_version): Make -v continue and do
1656 the link like GNU ld does.
1658 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1660 * Makefile.am (CCFILES): Add timer.cc.
1661 (HFILES): Add timer.h.
1662 * configure.ac: Check for sysconf and times.
1663 * main.cc: include timer.h.
1664 (main): Use Timer instead of get_run_time.
1667 * workqueue.cc: include timer.h.
1668 (Workqueue::find_and_run_task):
1669 Report user, sys and wall time.
1670 * Makefile.in: Regenerate.
1671 * config.in: Regenerate.
1672 * configure: Regenerate.
1674 2009-12-16 Doug Kwan <dougkwan@google.com>
1676 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1678 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1679 relaxed input sections.
1680 * output.cc (Output_section::find_relaxed_input_section): Change
1681 return type to Output_relaxed_input_section pointer. Adjust code
1682 for new type of relaxed_input_section_map_.
1683 * output.h (Output_section::find_relaxed_input_section): Change
1684 return type to Output_relaxed_input_section pointer.
1685 (Output_section::Output_relaxed_input_section_by_input_section_map):
1687 (Output_section::relaxed_input_section_map_): Change type to
1688 Output_section::Output_relaxed_input_section_by_input_section_map.
1689 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1692 2009-12-15 Ian Lance Taylor <iant@google.com>
1694 * layout.cc (Layout::create_shstrtab): Only write out after input
1695 sections if we are compressing debug sections.
1697 2009-12-15 Ian Lance Taylor <iant@google.com>
1699 * archive.cc (Archive::add_symbols): Only look up a symbol without
1700 a version if there is, in fact, a version.
1702 2009-12-14 Ian Lance Taylor <iant@google.com>
1704 Revert -Wshadow changes, all changes from:
1705 2009-12-11 Doug Kwan <dougkwan@google.com>
1706 2009-12-11 Nick Clifton <nickc@redhat.com>
1707 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1709 2009-12-11 Doug Kwan <dougkwan@google.com>
1711 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1713 * attributes.cc (Object_attribute::size): Ditto.
1714 (Attributes_section_data::size): Ditto.
1715 (Attributes_section_data::Attributes_section_data): Ditto.
1716 (Output_attributes_section_data::do_write): Ditto.
1717 * attributes.h (Object_attribute::set_type): Ditto.
1718 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1720 2009-12-11 Nick Clifton <nickc@redhat.com>
1722 * archive.cc: Fix shadowed variable warnings.
1724 * compressed_output.cc: Likewise.
1725 * compressed_output.h: Likewise.
1726 * configure: Likewise.
1727 * dwarf_reader.cc: Likewise.
1728 * dynobj.cc: Likewise.
1729 * dynobj.h: Likewise.
1730 * ehframe.cc: Likewise.
1731 * ehframe.h: Likewise.
1732 * errors.cc: Likewise.
1733 * expression.cc: Likewise.
1734 * fileread.cc: Likewise.
1735 * fileread.h: Likewise.
1736 * freebsd.h: Likewise.
1737 * i386.cc: Likewise.
1739 * incremental.h: Likewise.
1740 * layout.cc: Likewise.
1741 * layout.h: Likewise.
1742 * mapfile.cc: Likewise.
1743 * merge.cc: Likewise.
1744 * merge.h: Likewise.
1745 * object.cc: Likewise.
1746 * object.h: Likewise.
1747 * options.h: Likewise.
1748 * output.cc: Likewise.
1749 * output.h: Likewise.
1750 * parameters.cc: Likewise.
1751 * plugin.cc: Likewise.
1752 * powerpc.cc: Likewise.
1753 * reduced_debug_output.cc: Likewise.
1754 * reduced_debug_output.h: Likewise.
1755 * reloc.cc: Likewise.
1756 * reloc.h: Likewise.
1757 * resolve.cc: Likewise.
1758 * script-sections.cc: Likewise.
1759 * script.cc: Likewise.
1760 * script.h: Likewise.
1761 * sparc.cc: Likewise.
1762 * symtab.cc: Likewise.
1763 * symtab.h: Likewise.
1764 * target-select.cc: Likewise.
1765 * target-select.h: Likewise.
1766 * token.h: Likewise.
1767 * workqueue.cc: Likewise.
1768 * workqueue.h: Likewise.
1769 * x86_64.cc: Likewise.
1771 2009-12-10 Doug Kwan <dougkwan@google.com>
1773 * arm.cc (attributes.h): New include.
1774 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1775 (Arm_relobj::~Arm_relobj): Delete object pointed by
1776 attributes_section_data_.
1777 (Arm_relobj::attributes_section_data): New method definition.
1778 (Arm_relobj::attributes_section_data_): New data member declaration.
1779 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1780 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1781 attributes_section_data_.
1782 (Arm_dynobj::attributes_section_data): New method definition.
1783 (Arm_dynobj::attributes_section_data_): New data member declaration.
1784 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1785 initialization value of may_use_blx_ to false.
1786 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1787 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1788 object attributes to compute results instead of hard-coding.
1789 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1790 Target_arm::get_secondary_compatible_arch,
1791 Target_arm::set_secondary_compatible_arch
1792 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1793 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1794 New method declarations.
1795 (Target_arm::get_aeabi_object_attribute): New method definition.
1796 (Target_arm::attributes_section_data_): New data member declaration.
1797 (read_arm_attributes_section): New template definition.
1798 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1799 (Arm_dynobj::do_read_symbols): Ditto.
1800 (Target_arm::do_finalize_sections): Merge attributes sections from
1801 input. Check for BLX use after attributes section merging.
1802 Fix __exidx_start and __exidx_end visibility. Create an
1803 .ARM.attributes section if necessary.
1804 (Target_arm::get_secondary_compatible_arch,
1805 Target_arm::set_secondary_compatible_arch,
1806 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1807 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1808 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1809 New method definitions.
1811 2009-12-09 Ian Lance Taylor <iant@google.com>
1813 * plugin.cc (Plugin::load): Don't cast from void* to a function
1816 2009-12-09 Ian Lance Taylor <iant@google.com>
1818 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1821 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1823 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1824 Replace two_file_shared_1.so with two_file_shared_2.so.
1825 * testsuite/Makefile.in: Regenerated.
1827 2009-12-08 Doug Kwan <dougkwan@google.com>
1829 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1830 (HFILES): Add attributes.h and int_encoding.h.
1831 * Makefile.in: Regenerate.
1832 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1833 function definitions to int_encoding.cc
1834 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1835 prototypes to int_encoding.h
1836 * reduced_debug_output.cc (int_encoding.h): New include.
1837 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1838 function definitions to int_encoding.cc
1839 (insert_into_vector, read_from_pointer): Move template definitions to
1841 * attributes.cc: New file.
1842 * attributes.h: New file.
1843 * int_encoding.cc: New file.
1844 * int_encoding.h: New file.
1846 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1849 * incremental-dump.cc (dump_incremental_inputs): New.
1850 (main): Use dump_incremental_inputs.
1852 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1855 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1856 checking elfcpp::STT_FUNC.
1857 (Target_i386::Relocate::relocate): Likewise.
1858 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1860 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1861 symbols from shared libraries into normal FUNC symbols.
1863 * symtab.h (Symbol): Add is_func and use it.
1865 2009-12-05 Doug Kwan <dougkwan@google.com>
1867 * arm.cc (Target_arm::arm_info): Initialize new fields
1868 attributes_section and attributes_vendor.
1869 * i386.cc (Target_i386::i386_info): Same.
1870 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1871 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1872 fields attributes_section and attributes_vendor.
1873 * sparc.cc (Target_sparc::sparc_info): Same.
1874 * target.h (Target::attributes_section, Target::attributes_vendor,
1875 Target::is_attributes_section, Target::attribute_arg_type,
1876 Target::attributes_order): New method definitions.
1877 (Target::Target_info::attributes_section,
1878 Target::Target_info::attributes_vendor): New fields.
1879 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1880 virtual method definitions.
1881 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1882 attributes_section and attributes_vendor.
1883 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1885 2009-12-05 Doug Kwan <dougkwan@google.com>
1887 * arm.cc: Update comments about interworking and stub generation.
1888 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1889 considered as non-PIC.
1890 (Arm_relocate_functions::base_abs): Fix formatting.
1891 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1892 of function to use GOT entry address instead of offset.
1893 (Target_arm::Scan::global): Issue an error if a symbol would need a
1894 PLT does not get one because it is untyped. Remove code to create
1895 dynamic symbols for relative branches.
1896 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1897 takes unsigned integer instead of boolean.
1899 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1901 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1902 (two_file_test_LDADD): Likewise.
1903 (common_test_1_LDADD): Likewise.
1904 (exception_test_LDADD) Likewise.
1905 (weak_test_LDADD): Likewise.
1906 (many_sections_test_LDADD): Likewise.
1907 (initpri1_LDADD): Likewise.
1908 (script_test_1_LDADD): Likewise.
1909 (script_test_2_LDADD): Likewise.
1910 (justsyms_LDADD): Likewise.
1911 (binary_test_LDADD): Likewise.
1912 (large_LDADD): Likewise.
1913 * testsuite/Makefile.in: Regenerated.
1915 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1917 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1918 (Symbol_table::override_with_special): Likewise.
1919 (Symbol_table::add_from_object): Likewise.
1921 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1923 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1924 Don't set the data_offset twice.
1926 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1928 * testsuite/Makefile.in: Regenerate.
1930 2009-12-03 Doug Kwan <dougkwan@google.com>
1932 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1933 (Target_arm::do_finalize_sections): Add parameter for symbol table
1934 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1935 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1936 parameter for symbol table pointer.
1937 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1938 an additional parameter for a pointer to symbol table.
1939 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1940 parameter for a symbol table pointer.
1941 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1942 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1944 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1945 parameter for a symbol table pointer.
1947 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1949 * incremental.cc (Incremental_inputs_header)
1950 (Incremental_inputs_header_write, Incremental_inputs_entry)
1951 (Incremental_inputs_entry_write): Move ...
1952 * incremental.h (Incremental_inputs_header)
1953 (Incremental_inputs_header_write, Incremental_inputs_entry)
1954 (Incremental_inputs_entry_write): here.
1956 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1958 * incremental.cc (make_sized_incremental_binary): Set the target.
1959 Error if it is incompatible.
1960 * output.h (Output_file): Add filename method.
1962 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1964 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1965 from the get_* methods.
1967 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1969 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1970 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1971 Write 0 for the data_offset of scripts.
1973 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1975 * testsuite/Makefile.am: Add the incremental_test.sh test.
1976 * testsuite/incremental_test.sh: New.
1977 * testsuite/incremental_test_1.c: New.
1978 * testsuite/incremental_test_2.c: New.
1980 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1982 * incremental-dump.cc (main): Fix typos.
1984 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1987 * incremental-dump.cc (main): Use llu to print 64 bit values.
1989 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1990 H.J. Lu <hongjiu.lu@intel.com>
1992 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1994 (incremental_dump_LDADD): Likewise.
1995 * Makefile.in: Regenerated.
1997 2009-11-25 Doug Kwan <dougkwan@google.com>
2001 2009-11-25 Doug Kwan <dougkwan@google.com>
2003 * arm.cc (Target_arm::Target_arm): Move method definition
2004 outside of class definition. Add code to handle
2005 --target1-rel, --target1-abs and --target2= options.
2006 (Target_arm::get_reloc_reloc_type): Change method to be
2007 non-static and const.
2008 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2009 New data member declaration.
2010 (Target_arm::Scan::local, Target_arm::Scan::global,
2011 Target_arm::Relocate::relocate,
2012 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2013 Adjust call to Target_arm::get_real_reloc_type.
2014 (Target_arm::get_real_reloc_type): Use command line options
2015 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2016 * options.h (--target1-rel, --target1-abs, --target2): New
2019 2009-11-25 Doug Kwan <dougkwan@google.com>
2021 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2022 class definition. Add code to handle --target1-rel, --target1-abs
2023 and --target2= options.
2024 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2026 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2028 (Target_arm::Scan::local, Target_arm::Scan::global,
2029 Target_arm::Relocate::relocate,
2030 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2031 call to Target_arm::get_real_reloc_type.
2032 (Target_arm::get_real_reloc_type): Use command line options to
2033 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2034 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2037 2009-11-25 Doug Kwan <dougkwan@google.com>
2039 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2040 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2041 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2043 (Arm_relocate_functions::thm_call): Replace body with a call to
2044 Arm_relocate_functions::thumb_branch_common.
2045 (Arm_relocate_functions::thm_jump24,
2046 Arm_relocate_functions::thm_xpc22): New method definitions.
2047 (Arm_relocate_functions::thumb_branch_common): New method definition.
2048 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2050 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2051 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2053 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2055 * Makefile.am: Build incremental-dump
2056 * Makefile.in: Regenerate.
2057 * incremental-dump.cc: New.
2058 * incremental.cc (Incremental_inputs_header_data,
2059 Incremental_inputs_entry_data): Move to incremental.h
2060 * incremental.h: (Incremental_inputs_header_data,
2061 Incremental_inputs_entry_data): Move from incremental.cc
2063 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2065 * incremental.cc (Incremental_inputs_header,
2066 Incremental_inputs_header_write, Incremental_inputs_entry,
2067 Incremental_inputs_entry_write): Add a typedef with the data type.
2069 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2071 * incremental.cc (Incremental_inputs_header,
2072 Incremental_inputs_header_write, Incremental_inputs_entry,
2073 Incremental_inputs_entry_write): Update comment about which
2074 type has the filed descriptions.
2076 2009-11-15 Doug Kwan <dougkwan@google.com>
2078 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2079 (Arm_relocate_functions::arm_branch_common): Change method defintion
2080 in class definition to a method declaration and update list of formal
2082 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2083 Arm_relocation_functions::jump24): Adjust call to
2084 Arm_relocate_functions::arm_branch_common. Update list of formal
2086 (Arm_relocate_functions::xpc25): New method definition.
2087 (Arm_relocate_functions::arm_branch_common): Move method defintion
2088 out from class definition. Use stubs for mode-switching and extending
2090 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2091 specially. Change code to enable use of stubs in ARM branches.
2093 2009-11-10 Doug Kwan <dougkwan@google.com>
2095 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2096 in method declaration.
2097 (Target_arm::relocate_stub): New method declaration.
2098 (Target_arm::default_target): Change to return a pointer instead of
2100 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2101 Target_arm::default_target.
2102 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2104 (Target_arm::relocate_section): Adjust view.
2105 (Target_arm::relocate_stub): New method definition.
2107 2009-11-10 Doug Kwan <dougkwan@google.com>
2109 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2111 * incremental.cc (open_incremental_binary): Initialized local
2112 variables to avoid warnings.
2113 * object.cc (make_elf_object): Ditto.
2114 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2117 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2120 * testsuite/plugin_test.c: Include "config.h".
2122 2009-11-09 Doug Kwan <dougkwan@google.com>
2124 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2125 (arm_symbol_value): Remove.
2126 (Arm_relocate_functions::arm_branch_common,
2127 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2128 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2129 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2130 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2131 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2132 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2133 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2134 Arm_relocate_functions::thm_mobw_abs_nc,
2135 Arm_relocate_functions::thm_mov_abs,
2136 Arm_relocate_functions::movw_prel_nc,
2137 Arm_relocate_functions::thm_movt_abs,
2138 Arm_relocate_functions::movt_prel,
2139 Arm_relocate_functions::thm_movw_prel_nc,
2140 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2141 (Target_arm::Relocate::relocate): Only decompose address into two
2142 parts if relocation type uses the thumb-bit and pass the actual
2143 bit instead of a flag indicating that the thumb-bit is used. Adjust
2144 calls to methods in Arm_relocate_functions for this change.
2146 2009-11-08 Ian Lance Taylor <iant@google.com>
2149 * reloc.cc: Instantiate
2150 Sized_relobj::initialize_input_to_output_maps and
2151 Sized_relobj:free_input_to_output_maps.
2153 2009-11-06 Ian Lance Taylor <iant@google.com>
2156 * defstd.cc (in_segment): Set only_if_ref true for "end".
2158 2009-11-06 Doug Kwan <dougkwan@google.com>
2160 * arm.cc (class Reloc_stub): Correct a comment.
2161 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2162 (Target_arm::scan_section_for_stubs): New method declaration.
2163 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2164 Change methods from private to protected.
2165 (Target_arm::do_may_relax): New method definition.
2166 (Target_arm::do_relax, Target_arm::group_sections,
2167 Target_arm::scan_reloc_for_stub,
2168 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2169 (Target_arm::arm_input_section_map_): New data member declaration.
2170 (Target_arm::scan_reloc_for_stub,
2171 Target_arm::scan_reloc_section_for_stubs,
2172 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2173 Target_arm::do_relax): New method definitions.
2175 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2177 * configure.ac: Check for (struct stat)::st_mtim
2178 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2179 * config.in: Regenerate.
2180 * configure: Regenerate.
2182 2009-11-05 Ian Lance Taylor <iant@google.com>
2185 * output.cc (Output_segment::add_output_section): Add missing
2188 2009-11-04 Ian Lance Taylor <iant@google.com>
2191 * object.h (class Object): Add is_needed and set_is_needed
2192 methods. Add is_needed_ field. Make bool fields into bitfields.
2193 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2194 defined in a dynamic object and referenced by a regular object,
2195 set is_needed for the dynamic object.
2196 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2197 if the file is marked with as_needed and it is not needed.
2199 2009-11-04 Ian Lance Taylor <iant@google.com>
2202 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2203 tags if data is discarded by linker script.
2204 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2205 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2206 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2207 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2209 2009-11-04 Ian Lance Taylor <iant@google.com>
2211 * layout.cc (Layout::get_output_section): Add is_interp and
2212 is_dynamic_linker_section parameters. Change all callers.
2213 (Layout::choose_output_section): Likewise.
2214 (Layout::make_output_section): Likewise.
2215 (Layout::add_output_section_data): Add is_dynamic_linker_section
2216 parameter. Change all callers.
2217 * layout.h (class Layout): Update declarations.
2218 * output.h (class Output_section): Add is_interp, set_is_interp,
2219 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2220 Add is_interp_, is_dynamic_linker_section_ fields. Change
2221 generate_code_fills_at_write_ to a bitfield.
2222 * output.cc (Output_section::Output_sections): Initialize new
2224 (Output_segment::add_output_section): Add do_sort parameter.
2227 2009-11-03 Ian Lance Taylor <iant@google.com>
2230 * options.h (class General_options): Add --warn-common.
2231 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2232 merging two common symbols.
2233 (Symbol_table::should_override): Handle --warn-common when merging
2234 a common symbol with a defined symbol. Use report_resolve_problem
2235 for multiple definitions.
2236 (Symbol_table::report_resolve_problem): New function.
2237 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2239 2009-11-03 Doug Kwan <dougkwan@google.com>
2241 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2243 (Target_arm::stub_factory): New method definition.
2244 (Target_arm::new_arm_input_section,
2245 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2246 Target_arm::reloc_uses_thumb_bit): New method declarations.
2247 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2248 New type definitions.
2249 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2250 member declarations.
2251 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2252 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2253 New method definitions.
2255 2009-11-03 Ian Lance Taylor <iant@google.com>
2257 * options.h (class General_options): Add --warn_constructors.
2259 2009-11-03 Ian Lance Taylor <iant@google.com>
2262 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2263 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2265 2009-11-03 Ian Lance Taylor <iant@google.com>
2268 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2269 --msgid-bugs-address.
2270 (install-pdf): New target.
2271 (install-data_yes): Look up one directory to find mkinstalldirs.
2273 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2275 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2278 2009-10-30 Doug Kwan <dougkwan@google.com>
2280 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2282 2009-10-30 Doug Kwan <dougkwan@google.com>
2284 * arm.cc (Stub_addend_reader): New struct template definition
2285 and partial specializations.
2286 (Stub_addend_reader::operator()): New method definition for a
2287 partially specialized template.
2289 2009-10-30 Doug Kwan <dougkwan@google.com>
2291 * arm.cc (Arm_relobj::processor_specific_flags): New method
2293 (Arm_relobj::do_read_symbols): New method declaration.
2294 (Arm_relobj::processor_specific_flags_): New data member declaration.
2295 (Arm_dynobj): New class definition.
2296 (Target_arm::do_finalize_sections): Add input_objects parameter.
2297 (Target_arm::do_adjust_elf_header): New method declaration.
2298 (Target_arm::are_eabi_versions_compatible,
2299 (Target_arm::merge_processor_specific_flags): New method declaration.
2300 (Target_arm::do_make_elf_object): New overloaded method definitions
2302 (Arm_relobj::do_read_symbols): New method definition.
2303 (Arm_dynobj::do_read_symbols): Ditto.
2304 (Target_arm::do_finalize_sections): Add input_objects parameters.
2305 Merge processor-specific flags from all input objects.
2306 (Target_arm::are_eabi_versions_compatible,
2307 Target_arm::merge_processor_specific_flags,
2308 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2309 New method definitions.
2310 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2311 Input_objects pointer type parameter.
2312 * layout.cc (Layout::finalize): Pass input objects to target's.
2313 finalize_sections function.
2314 * output.cc (Output_file_header::do_sized_write): Set ELF file
2315 header's processor-specific flags.
2316 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2317 Input_objects pointer type parameter.
2318 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2319 * target.h (Input_objects): New forward class declaration.
2320 (Target::processor_specific_flags,
2321 Target::are_processor_specific_flags_sect): New method definitions.
2322 (Target::finalize_sections): Add input_objects parameter.
2323 (Target::Target): Initialize processor_specific_flags_ and
2324 are_processor_specific_flags_set_.
2325 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2327 (Target::set_processor_specific_flags): New method definition.
2328 (Target::processor_specific_flags_,
2329 Target::are_processor_specific_flags_set_): New data member
2331 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2332 Input_objects pointer type parameter.
2334 2009-10-30 Doug Kwan <dougkwan@google.com>
2336 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2338 2009-10-28 Ian Lance Taylor <iant@google.com>
2340 * object.h (class Relobj): Drop options parameter from
2341 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2342 do_scan_relocs, do_relocate. Change all callers.
2343 (class Sized_relobj): Drop options parameters from
2344 do_gc_process_relocs, do_scan_relocs, do_relocate,
2345 do_relocate_sections, relocate_sections, emit_relocs_scan,
2346 emit_relocs_scan_reltype. Change all callers.
2347 (struct Relocate_info): Remove options field and all references to
2349 * reloc.h (class Read_relocs): Remove options constructor
2350 parameter and options_ field. Change all callers.
2351 (class Gc_process_relocs, class Scan_relocs): Likewise.
2352 (class Relocate_task): Likewise.
2353 * target-reloc.h (scan_relocs): Remove options parameter. Change
2355 (scan_relocatable_relocs): Likewise.
2356 * target.h (class Sized_target): Remove options parameter from
2357 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2359 * gc.h (gc_process_relocs): Remove options parameter. Change all
2361 * arm.cc: Update functions to remove options parameters.
2362 * i386.cc: Likewise.
2363 * powerpc.cc: Likewise.
2364 * sparc.cc: Likewise.
2365 * x86_64.cc: Likewise.
2366 * testsuite/testfile.cc: Likewise.
2368 2009-10-28 Doug Kwan <dougkwan@google.com>
2370 * arm.cc (Arm_relobj): New class definition.
2371 (Arm_relobj::scan_sections_for_stubs,
2372 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2373 New method definitions.
2375 2009-10-28 Cary Coutant <ccoutant@google.com>
2377 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2378 (Plugin::cleanup_done_): New member.
2379 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2380 (Plugin_manager::cleanup_done_): Remove.
2381 (Plugin_manager::add_input_file): Edit error message.
2382 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2383 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2385 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2387 * fileread.cc: (File_read::View::~View): Use the new
2388 data_ownership_ filed.
2389 (File_read::~File_read): Dispose the new whole_file_view_.
2390 (File_read::open): Mmap the whole file if needed.
2391 (File_read::open): Use whole_file_view_ instead of contents_.
2392 (File_read::find_view): Use whole_file_view_ if applicable.
2393 (File_read::do_read): Use whole_file_view_ instead of contents_.
2394 (File_read::make_view): Use whole_file_view_ instead of contents_,
2395 update File_read::View::View call.
2396 (File_read::find_or_make_view): Update File_read::View::View
2398 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2400 (File_read::View::Data_ownership): New enum.
2401 (File_read::View::View): Replace bool mapped_ with Data_ownership
2403 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2404 (File_read::View::data_ownership_): New field.
2405 (File_read::contents_): Remove (replaced by whole_file_view_).
2406 (File_read::whole_file_view_): New field.
2407 * options.h (class General_options): Add --keep-files-mapped.
2409 2009-10-27 Cary Coutant <ccoutant@google.com>
2411 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2412 * testsuite/Makefile.am (plugin_test_5): New test case.
2413 * testsuite/Makefile.in: Regenerate.
2415 2009-10-25 Doug Kwan <dougkwan@google.com>
2417 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2418 from private to protected to allow access by child class.
2419 (Sized_relobj::do_relocate_sections): New method declaration.
2420 (Sized_relobj::relocate_sections): Virtualize.
2421 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2422 Sized_relobj::relocate_sections. Instantiate template explicitly
2423 for different target sizes and endianity.
2425 2009-10-24 Doug Kwan <dougkwan@google.com>
2427 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2428 (Arm_input_section::as_arm_input_section): New method.
2429 (Arm_output_section): New class definition.
2430 (Arm_output_section::create_stub_group,
2431 Arm_output_section::group_sections): New method definitions.
2433 2009-10-22 Doug Kwan <dougkwan@google.com>
2435 * arm.cc (Arm_input_section): New class definition.
2436 (Arm_input_section::init, Arm_input_section:do_write,
2437 Arm_input_section::set_final_data_size,
2438 Arm_input_section::do_reset_address_and_file_offset): New method
2441 2009-10-21 Doug Kwan <dougkwan@google.com>
2443 * arm.cc (Stub_table, Arm_input_section): New forward class
2445 (Stub_table): New class defintion.
2446 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2447 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2448 New method definition.
2450 2009-10-21 Doug Kwan <dougkwan@google.com>
2452 * arm.cc: Update copyright comments.
2453 (Target_arm): New forward class template declaration.
2454 (Arm_address): New type.
2455 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2456 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2457 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2459 (Insn_template): Same.
2460 (DEF_STUBS): New macro.
2461 (Stub_type): New enum type.
2462 (Stub_template): New class definition.
2465 (Stub_factory): Same.
2466 (Target_arm::Target_arm): Initialize may_use_blx_ and
2467 should_force_pic_veneer_.
2468 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2469 Target_arm::should_force_pic_veneer,
2470 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2471 Target_arm::using_thumb_only, Target_arm:;default_target): New
2473 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2474 New data member declarations.
2475 (Insn_template::size, Insn_template::alignment): New method defintions.
2476 (Stub_template::Stub_template): New method definition.
2477 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2478 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2479 (Stub_factory::Stub_factory): New method definition.
2480 * gold.h (string_hash): New template.
2481 * output.h (Input_section_specifier::hash_value): Use
2483 (Input_section_specifier::string_hash): Remove.
2484 * stringpool.cc (Stringpool_template::string_hash): Use
2487 2009-10-20 Doug Kwan <dougkwan@google.com>
2489 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2490 symbols of relaxed input sections.
2491 * output.h (Output_section::find_relaxed_input_section): Make
2494 2009-10-16 Doug Kwan <dougkwan@google.com>
2496 * dynobj.cc (Versions::Versions): Initialize version_script_.
2497 Only insert base version symbol definition for a shared object
2498 if version script defines any version versions.
2499 (Versions::define_base_version): New method definition.
2500 (Versions::add_def): Check that base version is not needed.
2501 (Versions::add_need): Define base version lazily.
2502 * dynobj.h (Versions::define_base_version): New method declaration.
2503 (Versions::needs_base_version_): New data member declaration.
2504 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2505 (check_DATA): Add no_version_test.stdout.
2506 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2508 * testsuite/Makefile.in: Regenerate.
2509 * testsuite/no_version_test.c: New file.
2510 * testsuite/no_version_test.sh: Ditto.
2512 2009-10-16 Doug Kwan <dougkwan@google.com>
2514 * expression.cc (class Segment_start_expression): New class definition.
2515 (Segment_start_expression::value): New method definition.
2516 (script_exp_function_segment_start): Return a new
2517 Segment_start_expression.
2518 * gold/script-c.h (script_saw_segment_start_expression): New function
2520 * script-sections.cc (Script_sections::Script_sections): Initialize
2521 SAW_SEGMENT_START_EXPRESSION_ to false.
2522 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2523 and -Tbbs options to specify section addresses if given in
2524 command line and no SEGMENT_START expression is seen in a script.
2525 * script-sections.h (Script_sections::saw_segment_start_expression,
2526 Script_sections::set_saw_segment_start_expression): New method
2528 (Script_sections::saw_segment_start_expression_): New data member
2530 * script.cc (script_saw_segment_start_expression): New function.
2531 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2532 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2533 script_test_7.sh and script_test_8.sh.
2534 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2535 script_test_8.stdout.
2536 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2537 (script_test_6, script_test_6.stdout, script_test_7,
2538 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2539 * Makefile.in: Regenerate.
2540 * testsuite/script_test_6.sh: New file.
2541 * testsuite/script_test_6.t: Same.
2542 * testsuite/script_test_7.sh: Same.
2543 * testsuite/script_test_7.t: Same.
2544 * testsuite/script_test_8.sh: Same.
2546 2009-10-16 Doug Kwan <dougkwan@google.com>
2548 * output.cc (Output_segment::set_section_list_address): Cast
2549 expressions to unsigned long long type to avoid format warnings.
2551 2009-10-15 Ian Lance Taylor <iant@google.com>
2553 * script.cc (Script_options::add_symbol_assignment): Always add a
2554 dot assignment to script_sections_.
2555 * script-sections.cc (Script_sections::add_dot_assignment):
2556 Initialize if necessary.
2558 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2559 program headers with no load segment if there is a linker script.
2561 * layout.cc (Layout::set_segment_offsets): Align the file offset
2562 to the segment aligment for -N or -n with no load segment.
2563 * output.cc (Output_segment::add_output_section): Don't crash if
2564 the first section is a TLS section.
2565 (Output_segment::set_section_list_addresses): Print an error
2566 message if the address moves backward in a linker script.
2567 * script-sections.cc
2568 (Output_section_element_input::set_section_addresses): Don't
2569 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2570 (Orphan_output_section::set_section_addresses): Likewise.
2572 2009-10-15 Doug Kwan <dougkwan@google.com>
2574 * layout.cc (Layout::finish_dynamic_section): Generate tags
2575 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2576 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2577 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2579 2009-10-14 Ian Lance Taylor <iant@google.com>
2581 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2583 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2584 data_shdr fields of relinfo.
2585 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2586 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2587 R_386_TLS_LDO_32, adjust based on section flags.
2588 (Target_i386::Relocate::fix_up_ldo): Remove.
2590 2009-10-13 Ian Lance Taylor <iant@google.com>
2592 Add support for -pie.
2593 * options.h (class General_options): Add -pie and
2595 (General_options::output_is_position_independent): Test -pie.
2596 (General_options::output_is_executable): Return true if not shared
2597 and not relocatable.
2598 (General_options::output_is_pie): Remove.
2599 * options.cc (General_options::finalize): Reject incompatible uses
2601 * gold.cc (queue_middle_tasks): A -pie link is not static.
2602 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2603 * symtab.cc (Symbol::final_value_is_known): Return false if
2604 output_is_position_independent.
2605 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2606 output_is_position_independent.
2607 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2608 output_is_position_independent.
2609 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2610 output_is_position_independent.
2611 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2613 (basic_pie_test.o, basic_pie_test): New targets.
2614 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2615 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2616 (two_file_pie_test): New target.
2617 * testsuite/Makefile.in: Rebuild.
2618 * README: Remove note saying that -pie is not supported.
2620 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2622 * options.h (class General_options): Add -init and -fini.
2623 * layout.cc (Layout::finish_dynamic_section): Emit
2624 given init and fini functions.
2626 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2628 * gc.h (gc_process_relocs): Check if icf is enabled using new
2630 * gold.cc (queue_initial_tasks): Likewise.
2631 (queue_middle_tasks): Likewise.
2632 * object.cc (do_layout): Likewise.
2633 * symtab.cc (is_section_folded): Likewise.
2634 * main.cc (main): Likewise.
2635 * reloc.cc (Read_relocs::run): Likewise.
2636 (Sized_relobj::do_scan_relocs): Likewise.
2637 * icf.cc (is_function_ctor_or_dtor): New function.
2638 (Icf::find_identical_sections): Check if function is ctor or dtor when
2640 * options.h (General_options::icf): Change option to be an enum.
2641 (Icf_status): New enum.
2642 (icf_enabled): New method.
2643 (icf_safe_folding): New method.
2644 (set_icf_status): New method.
2645 (icf_status_): New variable.
2646 * (options.cc) (General_options::finalize): Set icf_status_.
2647 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2648 icf_test and icf_keep_unique_test to use the --icf enum flag.
2649 * testsuite/icf_safe_test.sh: New file.
2650 * testsuite/icf_safe_test.cc: New file.
2652 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2654 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2655 includes to gc.h and icf.h.
2656 * arm.cc: Include gc.h.
2657 * gold.cc: Likewise.
2658 * i386.cc: Likewise.
2659 * powerpc.cc: Likewise.
2660 * sparc.cc: Likewise.
2661 * x86_64.cc: Likewise.
2662 * gc.h: Include icf.h.
2664 2009-10-11 Ian Lance Taylor <iant@google.com>
2666 * plugin.cc: Include "gold.h" before other header files.
2668 2009-10-10 Chris Demetriou <cgd@google.com>
2670 * options.h (Input_file_argument::Input_file_type): New enum.
2671 (Input_file_argument::is_lib_): Replace with...
2672 (Input_file_argument::type_): New member.
2673 (Input_file_argument::Input_file_argument): Take Input_file_type
2674 'type' rather than boolean 'is_lib' as second argument.
2675 (Input_file_argument::is_lib): Use type_.
2676 (Input_file_argument::is_searched_file): New function.
2677 (Input_file_argument::may_need_search): Handle is_searched_file.
2678 * options.cc (General_options::parse_library): Support -l:filename.
2679 (General_options::parse_just_symbols): Update for Input_file_argument
2681 (Command_line::process): Likewise.
2682 * archive.cc (Archive::get_file_and_offset): Likewise.
2683 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2684 * script.cc (read_script_file, script_add_file): Likewise.
2685 * fileread.cc (Input_file::Input_file): Likewise.
2686 (Input_file::will_search_for): Handle is_searched_file.
2687 (Input_file::open): Likewise.
2688 * readsyms.cc (Read_symbols::get_name): Likewise.
2689 * testsuite/Makefile.am (searched_file_test): New test.
2690 * testsuite/Makefile.in: Regenerate.
2691 * testsuite/searched_file_test.cc: New file.
2692 * testsuite/searched_file_test_lib.cc: New file.
2694 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2695 Ian Lance Taylor <iant@google.com>
2697 * descriptor.cc: Include <cstdio> and "binary-io.h".
2698 (Descriptors::open): Open the files in binary mode always.
2699 * script.cc (Lex::get_token): Treat \r as whitespace.
2701 2009-10-09 Ian Lance Taylor <iant@google.com>
2703 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2705 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2706 Ian Lance Taylor <iant@google.com>
2708 * configure.ac: Check for readv function also.
2709 * fileread.cc (readv): Define if not HAVE_READV.
2710 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2712 * config.in: Regenerate.
2713 * configure: Regenerate.
2715 2009-10-09 Doug Kwan <dougkwan@google.com>
2717 * layout.cc (Layout::make_output_section): Call target hook to make
2718 ordinary output section.
2719 (Layout::finalize): Adjust parameter list of call the
2720 Target::may_relax().
2721 * layout.h (class Layout::section_list): New method.
2722 * merge.h (Output_merge_base::entsize): Change visibility to public.
2723 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2725 (Output_merge_string::do_is_string): New method.
2726 * object.cc (Sized_relobj::do_setup): renamed from
2727 Sized_relobj::set_up.
2728 * object.h (Sized_relobj::adjust_shndx,
2729 Sized_relobj::initializ_input_to_output_maps,
2730 Sized_relobj::free_input_to_output_maps): Change visibilities to
2732 (Sized_relobj::setup): Virtualize.
2733 (Sized_relobj::do_setup): New method declaration.
2734 (Sized_relobj::invalidate_section_offset,
2735 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2736 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2737 * options.cc (parse_int): New function.
2738 * options.h (parse_int): New declaration.
2739 (DEFINE_int): New macro.
2740 (stub_group_size): New option.
2741 * output.cc (Output_section::Output_section): Initialize memebers
2742 merge_section_map_, merge_section_by_properties_map_,
2743 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2744 (Output_section::add_input_section): Handled deferred code-fill
2745 generation and remove an old comment.
2746 (Output_section::add_relaxed_input_section): New method definition.
2747 (Output_section::add_merge_input_section): Use merge section by
2748 properties map to speed to search. Update merge section maps
2750 (Output_section::build_relaxation_map): New method definition.
2751 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2753 (Output_section::relax_input_section): Renamed to
2754 Output_section::convert_input_sections_to_relaxed_sections and change
2755 interface to take a vector of pointers to relaxed sections.
2756 (Output_section::find_merge_section,
2757 Output_section::find_relaxed_input_section): New method definitions.
2758 (Output_section::is_input_address_mapped,
2759 Output_section::output_offset, Output_section::output_address):
2760 Use output section data maps to speed up searching.
2761 (Output_section::find_starting_output_address): Add comments.
2762 (Output_section::do_write,
2763 Output_section::write_to_postprocessing_buffer): Do code-fill
2764 generation as appropriate.
2765 (Output_section::get_input_sections): Invalidate relaxed input section
2767 (Output_section::restore_states): Adjust type of checkpoint .
2768 Invalidate relaxed input section map.
2769 * output.h (Output_merge_base): New class declaration.
2770 (Input_section_specifier): New class defintion.
2771 (class Output_relaxed_input_section) Change base class to
2772 Output_section_data_build.
2773 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2774 base class initializer.
2775 (Output_section::add_relaxed_input_section): New method declaration.
2776 (Output_section::Input_section): Change visibility to protected.
2777 (Output_section::Input_section::relobj,
2778 Output_section::Input_section::shndx): Handle relaxed input sections.
2779 Output_section::input_sections) Change visibility to protected. Also
2780 define overload to return a non-const pointer.
2781 (Output_section::Merge_section_properties): New class defintion.
2782 (Output_section::Merge_section_by_properties_map,
2783 Output_section::Output_section_data_by_input_section_map,
2784 Output_section::Relaxation_map): New types.
2785 (Output_section::relax_input_section): Rename method to
2786 Output_section::convert_input_sections_to_relaxed_sections and change
2787 interface to take a vector of relaxed section pointers.
2788 (Output_section::find_merge_section,
2789 Output_section::find_relaxed_input_section,
2790 Output_section::build_relaxation_map,
2791 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2792 New method declarations.
2793 (Output_section::merge_section_map_
2794 Output_section::merge_section_by_properties_map_,
2795 Output_section::relaxed_input_section_map_,
2796 Output_section::is_relaxed_input_section_map_valid_,
2797 Output_section::generate_code_fills_at_write_): New data members.
2798 * script-sections.cc
2799 (Output_section_element_input::set_section_addresses): Call
2800 current_data_size and addralign methods of relaxed input sections.
2801 (Orphan_output_section::set_section_addresses): Call current_data_size
2802 and addralign methods of relaxed input sections.
2803 * symtab.cc (Symbol_table::compute_final_value): Extract template
2804 from the body of Symbol_table::sized_finalize_symbol.
2805 (Symbol_table::sized_finalized_symbol): Call
2806 Symbol_table::compute_final_value.
2807 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2808 (Symbol_table::compute_final_value): New templated method declaration.
2809 * target.cc (Target::do_make_output_section): New method defintion.
2810 * target.h (Target::make_output_section): New method declaration.
2811 (Target::relax): Add more parameters for input objects, symbol table
2812 and layout. Adjust call to do_relax.
2813 (Target::do_make_output_section): New method declaration.
2814 (Target::do_relax): Add parameters for input objects, symbol table
2817 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2819 * pread.c: Include stdio.h.
2821 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2823 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2826 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2828 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2829 Change read_shndx type to unsigned int.
2830 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2832 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2833 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2834 Change read_shndx type to unsigned int.
2835 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2837 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2838 * layout.cc (Layout::create_symtab_sections): Cast the result of
2839 local_symcount * symsize to off_t in the gold_assert.
2841 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2843 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2844 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2846 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2847 (Arm_relocate_functions::thm_abs5): New function.
2848 (Arm_relocate_functions::abs12): New function.
2849 (Arm_relocate_functions::abs16): New function.
2850 (Arm_relocate_functions::base_abs): New function.
2851 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2852 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2853 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2855 (Scan::global): Likewise.
2856 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2857 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2858 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2859 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2862 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2864 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2865 (Arm_relocate_functions::movt_prel): New function.
2866 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2867 (Arm_relocate_functions::thm_movt_prel): New function.
2868 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2869 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2870 (Scan::global, Relocate::relocate): Likewise.
2871 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2873 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2875 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2876 Incremental_checker.
2877 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2879 (class Incremental_inputs_header): New class.
2880 (Incremental_inputs_header_writer): Edit comment.
2881 (Incremental_inputs_entry): New class.
2882 (Incremental_inputs_entry_writer): Edit comment.
2883 (Sized_incremental_binary::do_find_incremental_inputs_section):
2884 Add *strtab_shndx parameter, fill it.
2885 (Sized_incremental_binary::do_check_inputs): New method.
2886 (Incremental_checker::can_incrementally_link_output_file): Use
2887 Sized_incremental_binary::check_inputs.
2888 (Incremental_inputs::report_command_line): Save command line in
2891 (Incremental_binary::find_incremental_inputs_section): New
2893 (Incremental_binary::do_find_incremental_inputs_section): Add
2894 strtab_shndx parameter.
2895 (Incremental_binary::do_check_inputs): New pure virtual method.
2896 (Sized_incremental_binary::do_check_inputs): Declare.
2897 (Incremental_checker::Incremental_checker): Add incremental_inputs
2898 parameter, use it to initialize incremental_inputs_.
2899 (Incremental_checker::incremental_inputs_): New field.
2900 (Incremental_checker::command_line): New method.
2901 (Incremental_checker::inputs): New method.
2902 (Incremental_checker::command_line_): New field.
2904 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2906 * incremental.cc: Include <cstdarg> and "target-select.h".
2907 (vexplain_no_incremental): New function.
2908 (explain_no_incremental): New function.
2909 (Incremental_binary::error): New method.
2910 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2912 (make_sized_incremental_binary): New function.
2913 (open_incremental_binary): New function.
2914 (can_incrementally_link_file): Add checks if output is ELF and has
2916 * incremental.h: Include "elfcpp_file.h" and "output.h".
2917 (Incremental_binary): New class.
2918 (Sized_incremental_binary): New class.
2919 (open_incremental_binary): Declare.
2920 * object.cc (is_elf_object): Use
2921 elfcpp::Elf_recognizer::is_elf_file.
2922 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2923 * output.h (Output_file::filesize): New method.
2925 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2927 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2929 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2930 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2932 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2934 (Arm_relocate_functions::movw_abs_nc): New function.
2935 (Arm_relocate_functions::movt_abs): New function.
2936 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2937 (Arm_relocate_functions::thm_movt_abs): New function.
2938 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2939 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2940 (Scan::global): Likewise.
2941 (Relocate::relocate): Likewise.
2942 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2944 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2946 * arm.cc (Arm_relocate_functions::got_prel) New function.
2947 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2948 (Relocate::relocate): Likewise.
2949 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2951 2009-10-06 Ian Lance Taylor <iant@google.com>
2953 * options.h (class General_options): Define
2954 split_stack_adjust_size parameter.
2955 * object.h (class Object): Add uses_split_stack_ and
2956 has_no_split_stack_ fields. Add uses_split_stack and
2957 has_no_split_stack accessor functions. Declare
2958 handle_split_stack_section.
2959 (class Reloc_symbol_changes): Define.
2960 (class Sized_relobj): Define Function_offsets. Declare
2961 split_stack_adjust, split_stack_adjust_reltype, and
2963 * object.cc (Object::handle_split_stack_section): New function.
2964 (Sized_relobj::do_layout): Call handle_split_stack_section.
2965 * dynobj.cc (Sized_dynobj::do_layout): Call
2966 handle_split_stack_section.
2967 * reloc.cc (Sized_relobj::relocate_sections): Call
2968 split_stack_adjust for executable sections in split_stack
2969 objects. Pass reloc_map to relocate_section.
2970 (Sized_relobj::split_stack_adjust): New function.
2971 (Sized_relobj::split_stack_adjust_reltype): New function.
2972 (Sized_relobj::find_functions): New function.
2973 * target-reloc.h: Include "object.h".
2974 (relocate_section): Add reloc_symbol_changes parameter. Change
2976 * target.h (class Target): Add calls_non_split method. Declare
2977 do_calls_non_split virtual method. Declare match_view and
2979 * target.cc: Include "elfcpp.h".
2980 (Target::do_calls_non_split): New function.
2981 (Target::match_view): New function.
2982 (Target::set_view_to_nop): New function.
2983 * gold.cc (queue_middle_tasks): Give an error if mixing
2984 split-stack and non-split-stack objects with -r.
2985 * i386.cc (Target_i386::relocate_section): Add
2986 reloc_symbol_changes parameter.
2987 (Target_i386::do_calls_non_split): New function.
2988 * x86_64.cc (Target_x86_64::relocate_section): Add
2989 reloc_symbol_changes parameter.
2990 (Target_x86_64::do_calls_non_split): New function.
2991 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2993 * powerpc.cc (Target_powerpc::relocate_section): Add
2994 reloc_symbol_changes parameter.
2995 * sparc.cc (Target_sparc::relocate_section): Add
2996 reloc_symbol_changes parameter.
2997 * configure.ac: Call AM_CONDITIONAL for the default target.
2998 * configure: Rebuild.
2999 * testsuite/Makefile.am (TEST_AS): New variable.
3000 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3001 (check_DATA): Add split_i386 and split_x86_64 files.
3002 (SPLIT_DEFSYMS): Define.
3003 (split_i386_[1234n].o): New targets.
3004 (split_i386_[124]): New targets.
3005 (split_i386_[1234r].stdout): New targets.
3006 (split_x86_64_[1234n].o): New targets.
3007 (split_x86_64_[124]): New targets.
3008 (split_x86_64_[1234r].stdout): New targets.
3009 (MOSTLYCLEANFILES): Add new executables.
3010 * testsuite/split_i386.sh: New file.
3011 * testsuite/split_x86_64.sh: New file.
3012 * testsuite/split_i386_1.s: New file.
3013 * testsuite/split_i386_2.s: New file.
3014 * testsuite/split_i386_3.s: New file.
3015 * testsuite/split_i386_4.s: New file.
3016 * testsuite/split_i386_n.s: New file.
3017 * testsuite/split_x86_64_1.s: New file.
3018 * testsuite/split_x86_64_2.s: New file.
3019 * testsuite/split_x86_64_3.s: New file.
3020 * testsuite/split_x86_64_4.s: New file.
3021 * testsuite/split_x86_64_n.s: New file.
3022 * testsuite/testfile.cc (Target_test): Update relocation_section
3024 * testsuite/Makefile.in: Rebuild.
3026 2009-10-06 Ian Lance Taylor <iant@google.com>
3028 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3029 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3030 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3031 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3032 the address on ldo_addrs_.
3033 (Target_i386::Relocate::fix_up_ldo): New function.
3035 2009-10-06 Rafael Espindola <espindola@google.com>
3037 * plugin.cc (add_input_library): New.
3038 (Plugin::load): Add add_input_library to tv.
3039 (Plugin_manager::add_input_file): Add the is_lib argument.
3040 (add_input_file): Update call to Plugin_manager::add_input_file.
3041 (add_input_library): New.
3042 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3044 2009-09-30 Doug Kwan <dougkwan@google.com>
3046 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3047 symbol and call Symbol::may_need_copy_reloc to determine if
3048 a copy reloc is needed.
3049 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3050 nocopyreloc is given in command line.
3051 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3052 given in command line.
3053 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3054 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3055 of the removed Target_i386::may_need_copy_reloc.
3056 * options.h (copyreloc): New option with default value false.
3057 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3058 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3059 instead of the removed Target_powerpc::may_need_copy_reloc.
3060 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3061 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3062 instead of the removed Target_sparc::may_need_copy_reloc.
3063 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3064 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3065 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3066 instead of the removed Target_x86_64::may_need_copy_reloc.
3068 2009-09-30 Ian Lance Taylor <iant@google.com>
3070 * object.h (class Object): Remove target_ field, and target,
3071 sized_target, and set_target methods.
3072 (Object::sized_target): Remove.
3073 (class Sized_relobj): Update declarations. Remove sized_target.
3074 * object.cc (Sized_relobj::setup): Remove target parameter.
3076 (Input_objects::add_object): Don't do anything with the target.
3077 (make_elf_sized_object): Add punconfigured parameter. Change all
3078 callers. Set or test parameter target.
3079 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3081 * parameters.cc (Parameters::set_target): Change parameter type to
3083 (Parameters::default_target): Remove.
3084 (set_parameters_target): Change parameter type to be non-const.
3085 (parameters_force_valid_target): New function.
3086 (parameters_clear_target): New function.
3087 * parameters.h (class Parameters): Update declarations. Remove
3088 default_target method. Add sized_target and clear_target
3089 methods. Change target_ to be non-const.
3090 (set_parameters_target): Update declaration.
3091 (parameters_force_valid_target): Declare.
3092 (parameters_clear_target): Declare.
3093 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3094 as NULL if we aren't searching.
3095 (Add_symbols::run): Don't check for compatible target.
3096 * fileread.cc (Input_file::open_binary): Call
3097 parameters_force_valid_target.
3098 * gold.cc (queue_middle_tasks): Likewise.
3099 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3100 set_target on object.
3101 * dynobj.h (class Sized_dynobj): Update declarations.
3102 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3103 make_elf_object returns NULL.
3104 (Archive::include_member): Don't check whether object target is
3106 * output.cc (Output_section::add_input_section): Get target from
3108 (Output_section::relax_input_section): Likewise.
3109 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3111 (Sized_relobj::do_scan_relocs): Likewise.
3112 (Sized_relobj::relocate_sections): Likewise.
3113 * resolve.cc (Symbol_table::resolve): Likewise.
3114 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3115 parameter. Change all callers.
3116 (Symbol_table::add_from_object): Get target from parameters.
3117 (Symbol_table::add_from_relobj): Don't check object target.
3118 (Symbol_table::add_from_dynobj): Likewise.
3119 (Symbol_table::define_special_symbol): Get target from
3121 * symtab.h (class Symbol_table): Update declaration.
3122 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3123 parameter. Change all callers. Clear parameter target.
3124 (Binary_test): Test target here.
3125 * testsuite/object_unittest.cc (gold_testsuite): Remove
3126 target_test_pointer parameter. Change all callers.
3127 (Object_test): Test target here.
3129 2009-09-26 Ian Lance Taylor <iant@google.com>
3131 * testsuite/initpri1.c: Don't try to use constructor priorities if
3132 compiling with gcc before 4.3.
3134 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3136 * testsuite/retain_symbols_file_test.sh (check_present): Change
3137 output file name to retain_symbols_file_test.stdout.
3138 (check_absent): Likewise.
3140 2009-09-18 Craig Silverstein <csilvers@google.com>
3142 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3143 * options.cc: Include <cerrno> and <fstream>.
3144 (General_options::finalize): Parse -retain-symbols-file tag.
3145 * options.h: New flag.
3146 (General_options): New method should_retain_symbol, new
3147 variable symbols_to_retain.
3148 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3149 should_retain_symbol map.
3150 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3151 * testsuite/Makefile.in: Regenerate.
3152 * testsuite/retain_symbols_file_test.sh: New file.
3154 2009-09-18 Nick Clifton <nickc@redhat.com>
3156 * po/es.po: Updated Spanish translation.
3158 2009-09-17 Doug Kwan <dougkwan@google.com>
3160 * debug.h (DEBUG_RELAXATION): New constant.
3161 (DEBUG_ALL): Add DEBUG_RELAXATION.
3162 (debug_string_to_enum): Add relaxation debug option.
3164 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3165 Layout::Relaxation_debug_check::read_sections,
3166 Layout::Relaxation_debug_check::read_sections): New method definitions.
3167 (Layout::Layout): Initialize data members
3168 record_output_section_data_from_scrips_,
3169 script_output_section_data_list_ and relaxation_debug_check_.
3170 (Layout::save_segments, Layout::restore_segments,
3171 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3172 Layout::relaxation_loop_body): New method definitions.
3173 (Layout::finalize): Support relaxation. Move section layout code to
3174 Layout::relaxation_loop_body.
3175 (Layout::set_asection_address_from_script): Move code for orphan
3176 section placement out.
3177 (Layout::place_orphan_sections_in_script): New method definition.
3178 * layout.h (Output_segment_headers, Output_file_header):
3179 New forward class declarations.
3180 (Layout::~Layout): Define.
3181 (Layout::new_output_section_data_from_script): New method definition.
3182 (Layout::place_orphan_sections_in_script): New method declaration.
3183 (Layout::Segment_states): New type declaration.
3184 (Layout::save_segments, Layout::restore_segments,
3185 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3186 Layout::relaxation_loop_body): New method declarations.
3187 (Layout::Output_section_data_list): New type declaration.
3188 (Layout::Relaxation_debug_check): New class definition.
3189 (Layout::record_output_section_data_from_script_,
3190 Layout::script_output_section_data_list_, Layout::segment_states_,
3191 Layout::relaxation_debug_check_): New data members.
3192 * output.cc: (Output_section_headers::do_size): New method definition.
3193 (Output_section_headers::Output_section_headers): Move size
3194 computation to Output_section_headers::do_size.
3195 (Output_segment_headers::do_size): New method definition.
3196 (Output_file_header::Output_file_header): Move size computation to
3197 Output_file_header::do_size and call it.
3198 (Output_file_header::do_size): New method definition.
3199 (Output_data_group::Output_data_group): Adjust call to
3200 Output_section_data.
3201 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3202 (Output_symtab_xindex::do_write): Add array bound check.
3203 (Output_section::Input_section::print_to_mapfile): Handle
3204 RELAXED_INPUT_SECTION_CODE.
3205 (Output_section::Output_section): Initialize data member checkpoint_.
3206 (Output_section::~Output_section): Delete checkpoint object pointed
3208 (Output_section::add_input_section): Always add an Input_section if
3210 (Output_section::add_merge_input_section): Add assert.
3211 (Output_section::relax_input_section): New method definition.
3212 (Output_section::set_final_data_size): Set load address to zero for
3213 an unallocated section.
3214 (Output_section::do_address_and_file_offset_have_reset_values):
3215 New method definition.
3216 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3217 Handle relaxed input section.
3218 (Output_section::sort_attached_input_sections): Checkpoint input
3219 section list lazily.
3220 (Output_section::get_input_sections): Change type of input_sections to
3221 list of Simple_input_section pointers. Checkpoint input section list
3222 lazily. Also handle relaxed input sections.
3223 (Output_section::add_input_section_for_script): Take a reference to
3224 a Simple_input_section object instead of Relobj pointer and section
3225 index as parameter. Handle relaxed input sections.
3226 (Output_section::save_states, Output_section::restore_states): New
3228 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3229 (Output_data::is_data_size_fixed): New method definition.
3230 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3232 (Output_data::address_and_file_offset_have_reset_values): New method
3234 (Output_data::do_address_and_file_offset_have_reset_values): New method
3236 (Output_data::set_data_size): Check that data size is not fixed.
3237 (Output_data::fix_data_size): New method definition.
3238 (Output_data::is_data_size_fixed_): New data member.
3239 (Output_section_headers::set_final_data_size): New method definition.
3240 (Output_section_headers::do_size): New method declaration.
3241 (Output_segment_headers::set_final_data_size): New method definition.
3242 (Output_segment_headers::do_size): New method declaration.
3243 (Output_file_header::set_final_data_size)::New method definition.
3244 (Output_file_header::do_size)::New method declaration.
3245 (Output_section_data::Output_section_data): Add new parameter
3246 is_data_size_fixed and use it to fix data size.
3247 (Output_data_const::Output_data_const): Adjust call to base class
3248 constructor and fix data size.
3249 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3250 base class constructor and fix data size.
3251 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3252 base class constructor and fix data size.
3253 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3254 class constructor and fix data size.
3255 (Output_data_group::set_final_data_size): New method definition.
3256 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3257 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3258 class constructor and fix data size.
3259 (Output_relaxed_input_section): New class definition.
3260 (Output_section::Simple_input_section): New class definition.
3261 (Output_section::get_input_sections): Adjust parameter list.
3262 (Output_section::add_input_section_for_script): Same.
3263 (Output_section::save_states, Output_section::restore_states,
3264 Output_section::do_address_and_file_offset_have_reset_values,
3265 (Output_section::Input_section::Input_section): Handle
3266 RELAXED_INPUT_SECTION_CODE. Add new overload for
3267 Output_relaxed_input_section.
3268 (Output_section::Input_section::is_input_section,
3269 Output_section::Input_section::set_output_section): Handle relaxed
3271 (Output_section::Input_section::is_relaxed_input_section,
3272 Output_section::Input_section::output_section_data,
3273 Output_section::Input_section::relaxed_input_section): New method
3275 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3277 (Output_section::Input_section::u1_): Update comments.
3278 (Output_section::Input_section::u2_): Add new union member poris.
3279 (Output_section::Checkpoint_output_section): New classs definition.
3280 (Output_section::relax_input_section): New method declaration.
3281 (Output_section::checkpoint_): New data member.
3282 (Output_segment): Update comments.
3283 (Output_segment::Output_segment): Un-privatize copy constructor.
3284 (Output_segment::operator=): Un-privatize.
3285 * script-sections.cc (Output_section_element::Input_section_list):
3286 Change element type to Output_section::Simple_input_section.
3287 (Output_section_element_dot_assignment::set_section_addresses):
3288 Register output section data for relaxation clean up.
3289 (Output_data_exression::Output_data_expression): Adjust call to base
3290 constructor to fix data size.
3291 (Output_section_element_data::set_section_addresses): Register
3292 Output_data_expression object for relaxation clean up.
3293 (struct Input_section_info): Replace Relobj pointer and section index
3294 pair with Output_section::Simple_input_section and Convert struct to a
3296 (Input_section_sorter::operator()): Adjust access to
3297 Input_section_info data member to use accessors.
3298 (Output_section_element_input::set_section_addresses): Use layout
3299 parameter. Adjust code to use Output_section::Simple_input_section
3300 and Input_secction_info classes. Register filler for relaxation
3302 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3303 and section index pair with Output_section::Simple_input_section
3304 class. Adjust code accordingly.
3305 (Phdrs_element::release_segment): New method definition.
3306 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3308 (Script_sections::release_segments): New method definition.
3309 * gold/script-sections.h (Script_sections::release_segments): New
3311 * gold/target.h (Target::may_relax, Target::relax,
3312 Target::do_may_relax, Target::do_relax): New method definitions.
3314 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3316 * arm.cc (has_signed_unsigned_overflow): New function.
3317 (Arm_relocate_functions::abs8): New function.
3318 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3319 (Target_arm::Scan::global): Likewise.
3320 (Target_arm::relocate::relocate): Likewise.
3321 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3324 2009-09-16 Cary Coutant <ccoutant@google.com>
3326 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3327 * testsuite/Makefile.in: Regenerate.
3329 2009-09-11 Nick Clifton <nickc@redhat.com>
3331 * po/gold.pot: Updated by the Translation project.
3333 2009-09-08 Cary Coutant <ccoutant@google.com>
3335 * output.cc (Output_file::open): Add execute permission to empty file.
3336 * testsuite/Makefile.am (permission_test): New test.
3337 * testsuite/Makefile.in: Regenerate.
3339 2009-09-02 Ian Lance Taylor <iant@google.com>
3341 * output.cc (Output_file::resize): Call map_no_anonymous rather
3344 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3346 * gold.cc: Include "incremental.h".
3347 (queue_initial_tasks): Call Incremental_checker methods.
3348 * incremental.cc: Include "output.h".
3349 (Incremental_checker::can_incrementally_link_output_file): New
3351 * incremental.h (Incremental_checker): New class.
3353 * output.cc (Output_file::open_for_modification): New method.
3354 (Output_file::map_anonymous): Changed return type to bool. Record
3356 (Output_file::map_no_anonymous): New method, broken out of map.
3357 (Output_file::map): Use map_no_anonymous and map_anonymous.
3358 * output.h (class Output_file): Update declarations.
3360 2009-08-24 Cary Coutant <ccoutant@google.com>
3362 * options.h (Command_line::Pre_options): New class.
3363 (Command_line::pre_options): New member.
3364 * options.cc (gold::options::ready_to_register): New variable.
3365 (One_option::register_option): Do nothing if not registering options.
3366 Assert if same short option registered twice.
3367 (General_options::General_options): Turn off option registration when
3369 (Command_line::Pre_options::Pre_options): New constructor.
3371 2009-08-24 Cary Coutant <ccoutant@google.com>
3373 * options.h (General_options::no_keep_memory): Remove incorrect
3376 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3378 * Makefile.am (am__skiplex, am__skipyacc): New.
3379 * Makefile.in: Regenerate.
3381 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3383 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3384 (INCLUDES): ... this.
3385 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3386 (AM_CPPFLAGS): Renamed from ...
3387 (INCLUDE): ... this.
3388 * Makefile.in, testsuite/Makefile.in: Regenerate.
3390 * Makefile.in: Regenerate.
3391 * aclocal.m4: Likewise.
3392 * config.in: Likewise.
3393 * configure: Likewise.
3394 * testsuite/Makefile.in: Likewise.
3396 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3397 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3398 * Makefile.in: Regenerate.
3399 * testsuite/Makefile.in: Regenerate.
3401 2009-08-19 Cary Coutant <ccoutant@google.com>
3403 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3404 symbols in shared libraries overridden by hidden or internal symbols
3405 in the main program.
3407 2009-08-19 Chris Demetriou <cgd@google.com>
3409 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3410 checking source file names in error messages.
3412 2009-08-18 Doug Kwan <dougkwan@google.com>
3414 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3415 an elcpp::Ehdr as parameter. Adjust call to set_target.
3416 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3417 an elfcpp::Ehdr as parameter.
3418 * object.cc (Object::set_target): Remove the version that looks up
3419 a target and sets it.
3420 (Sized_relobj::setup): Take a Target object instead of
3421 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3422 (make_elf_sized_object): Find target and ask target to
3424 * object.h: (Object::set_target): Remove the version that looks up
3425 a target and sets it.
3426 (Sized_relobj::setup): Take a Target object instead of
3427 an elfcpp:Ehdr as parameter.
3428 * target.cc: Include dynobj.h.
3429 (Target::do_make_elf_object_implementation): New.
3430 (Target::do_make_elf_object): New.
3431 * target.h (Target::make_elf_object): New template declaration.
3432 (Target::do_make_elf_object): New method declarations.
3433 (Target::do_make_elf_object_implementation): New template declaration.
3435 2009-08-14 Ian Lance Taylor <iant@google.com>
3437 * gold.h (FUNCTION_NAME): Define.
3438 (gold_unreachable): Use FUNCTION_NAME.
3440 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3442 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3443 symbol in the --keep-unique list is not found.
3445 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3447 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3448 been maked as --keep-unique.
3449 (Icf::unfold_section): New function.
3450 * icf.h (Icf::unfold_section): New function.
3451 * options.h (General_options::keep_unique): New option.
3452 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3453 * testsuite/Makefile.in: Regenerate.
3454 * testsuite/icf_keep_unique_test.sh: New file.
3455 * testsuite/icf_keep_unique_test.cc: New file.
3457 2009-08-12 Cary Coutant <ccoutant@google.com>
3460 * resolve.cc (Symbol_table::resolve): Check for references from
3461 dynamic objects to hidden and internal symbols.
3462 * testsuite/Makefile.am (hidden_test.sh): New test.
3463 * testsuite/Makefile.in: Regenerate.
3464 * testsuite/hidden_test.sh: New script.
3465 * testsuite/hidden_test_1.c: New test source.
3466 * testsuite/hidden_test_main.c: New test source.
3468 2009-08-11 Doug Kwan <dougkwan@google.com>
3470 * arm.cc: Update comments.
3471 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3472 segment to locate the .ARM.exidx section if present.
3474 2009-08-09 Doug Kwan <dougkwan@google.com>
3476 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3479 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3480 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3483 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3485 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3486 valid tls_segment only for non-debug-section relocations.
3487 * testsuite/Makefile.am: Add gc_tls_test.
3488 * testsuite/Makefile.in: Regenerate.
3489 * testsuite/gc_tls_test.cc: New file.
3490 * testsuite/gc_tls_test.sh: New file.
3492 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3496 * Makefile.am (CCFILES): Add icf.cc.
3498 * Makefile.in: Regenerate.
3499 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3500 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3501 section, symbol and addend information for the relocs.
3502 * gold.cc (queue_middle_tasks): Call identical code folding.
3503 * gold.h: Add defines for multimap.
3504 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3505 to the call of finalize_local_symbols.
3506 * main.cc (main): Create object of class Icf.
3507 * object.cc (Sized_relobj::do_layout): Allow this function to be
3508 called twice during icf.
3509 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3510 to sections marked as identical by icf.
3511 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3513 (Sized_relobj::do_section_entsize): New function.
3514 * object.h (Object::section_entsize): New function.
3515 (Object::do_section_entsize): New pure virtual function.
3516 (Relobj::finalize_local_symbols): Add new parameter.
3517 (Relobj::do_section_entsize): New function.
3518 * options.h (General_options::icf): New option.
3519 (General_options::icf_iterations): New option.
3520 (General_options::print_icf_sections): New option.
3521 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3522 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3523 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3525 * symtab.cc (Symbol_table::is_section_folded): New function.
3526 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3527 to sections marked as identical by icf.
3528 * symtab.h (Symbol_table::set_icf): New function.
3529 (Symbol_table::icf): New function.
3530 (Symbol_table::is_section_folded): New function.
3531 (Symbol_table::icf_): New data member.
3532 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3533 * testsuite/Makefile.am: Add commands to build icf_test.
3534 * testsuite/Makefile.in: Regenerate.
3535 * testsuite/icf_test.sh: New file.
3536 * testsuite/icf_test.cc: New file.
3538 2009-07-24 Chris Demetriou <cgd@google.com>
3540 * layout.cc (is_compressible_debug_section): Fix incorrect
3541 comment about compressed section names.
3543 2009-07-20 Ian Lance Taylor <ian@airs.com>
3546 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3548 2009-07-16 Ian Lance Taylor <iant@google.com>
3551 * layout.h: #include <map>.
3552 (class Kept_section): Change from struct to class. Add accessors
3553 and setters. Add section size to Comdat_group mapping. Change
3554 Comdat_group to std::map. Add is_comdat_ field. Add
3555 linkonce_size field in union.
3556 (class Layout): Update declaration of find_or_add_kept_section.
3557 Don't declare find_kept_object.
3558 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3559 parameter. Add object, shndx, is_comdat, and is_group_name
3560 parameters. Change all callers. Adjust for new Kept_section.
3561 (Layout::find_kept_object): Remove.
3562 * object.cc (Sized_relobj::include_section_group): Update use of
3563 Kept_section. Rename secnum to shndx. Only record
3564 Kept_comdat_section if sections are the same size.
3565 (Sized_relobj::include_linkonce_section): Update use of
3566 Kept_section. Only record Kept_comdat_section if sections are the
3567 same size. Set size of linkonce section.
3568 (Sized_relobj::map_to_kept_section): Update call to
3569 get_kept_comdat_section.
3570 * object.h (class Sized_relobj): Rename fields in
3571 Kept_comdat_section to drop trailing underscores; change object
3572 field to Relobj*. Change Kept_comdat_section_table to store
3573 struct rather than pointer.
3574 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3575 Add kept_object and kept_shndx parameters. Change all callers.
3576 (Sized_relobj::get_kept_comdat_section): Change return type to
3577 bool. Add kept_object and kept_shndx parameters. Change all
3579 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3580 Layout::find_or_add_kept_section.
3582 2009-07-09 Ian Lance Taylor <iant@google.com>
3584 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3585 Reserve space in the hash table.
3587 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3589 * fileread.cc (File_read::get_mtime): New method.
3590 * fileread.h (Timespec): New structure.
3591 (File_read::get_mtime): New method.
3592 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3593 Renamed from timestamp_nsec.
3594 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3596 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3598 (Incremental_inputs::report_archive): Save mtime; style fix.
3599 (Incremental_inputs::report_obejct): Save mtime; style fix.
3600 (Incremental_inputs::report_script): Save mtime; style fix.
3601 (Incremental_inputs::finalize_inputs): Style fix.
3602 (Incremental_inputs::finalize): Style fix.
3603 (Incremental_inputs::create_input_section_data): Store inputs
3605 * incremental.h (Incremental_inputs::report_script): Add mtime
3607 (Incremental_inputs::Input_info::Input_info): Intialize only one
3609 (Incremental_inputs::Input_info::archive): Move to nameless
3611 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3612 (Incremental_inputs::Input_info::script): Move to nameless union.
3613 (Incremental_inputs::mtime): New field.
3614 * script.cc (read_input_script): Pass file mtime to
3616 * script.h (Script_info::inputs): Style fix.
3618 2009-07-01 Ian Lance Taylor <ian@airs.com>
3620 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3623 2009-06-24 Ian Lance Taylor <iant@google.com>
3626 * layout.cc (Layout::choose_output_section): If we find an
3627 existing section, update the flags.
3628 (Layout::create_notes): New function, broken out of
3630 (Layout::finalize): Don't create note sections.
3631 (Layout::create_note): Don't crash if linker script discards
3633 (Layout::create_gold_note): Likewise.
3634 (Layout::create_build_id): Likewise. Don't set
3635 after_input_sections on the section.
3636 (Layout::create_executable_stack_info): Remove target parameter.
3638 * layout.h (class Layout): Declare create_notes. Update
3639 declaration of create_executable_stack_info.
3640 * gold.cc (queue_middle_tasks): Call create_notes.
3641 * output.cc (Output_section::update_flags_for_input_section): Move
3642 here from output.h. If SHF_ALLOC flag is newly set, mark address
3644 * output.h (Output_data::mark_address_invalid): New function.
3645 (class Output_section): Only declare, not define,
3646 update_flags_for_input_section. Remove set_flags.
3648 2009-06-24 Ian Lance Taylor <iant@google.com>
3650 * script-sections.cc (Output_section_definition::
3651 set_section_addresses): Rename shadowing local load_address to
3654 2009-06-24 Ian Lance Taylor <iant@google.com>
3657 * reloc.cc (relocate_sections): Skip empty relocation sections.
3659 2009-06-23 Ian Lance Taylor <iant@google.com>
3662 * layout.cc (Layout::create_note): Use choose_output_section
3663 rather than make_output_section.
3665 2009-06-23 Ian Lance Taylor <iant@google.com>
3668 * options.cc (General_options::parse_V): Set printed_version_.
3669 (General_options::General_options): Initialize printed_version_.
3670 * options.h (class General_options): Add printed_version_ field.
3671 * gold.cc (queue_initial_tasks): If there are no input files,
3672 don't give a fatal error if we printed the version information.
3673 (queue_middle_tasks): If using -r with a shared object, give a
3674 fatal error rather than an ordinary error.
3676 2009-06-23 Ian Lance Taylor <iant@google.com>
3679 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3680 (Layout::make_output_section): Set have_stabstr_section_ if we see
3681 a .stab*str section.
3682 (Layout::finalize): Call link_stabs_sections.
3683 (Layout::link_stabs_sections): New file.
3684 * layout.h (class Layout): Add have_stabstr_section_ field.
3685 Declare link_stabs_sections.
3687 2009-06-23 Doug Kwan <dougkwan@google.com>
3689 * Makefile.am (libgold_a_LIBADD): New.
3690 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3691 * Makefile.in: Regenerate.
3692 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3693 * configure: Regenerate.
3694 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3695 * fileread.cc: Include sys/state.h
3696 * gold.h: Declare memmem and strndup if found missing.
3697 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3699 2009-06-23 Ian Lance Taylor <iant@google.com>
3701 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3702 * configure: Rebuild.
3704 2009-06-23 Ian Lance Taylor <iant@google.com>
3707 * object.cc (Object::section_contents): Don't try to get a view if
3708 the section has length zero.
3709 (Object::handle_gnu_warning_section): If the section is empty, use
3710 the name of the section as the warning.
3712 2009-06-23 Ian Lance Taylor <iant@google.com>
3715 * stringpool.h (class Stringpool_template): Add optimize_ field.
3716 (Stringpool_template::set_optimize): New function.
3717 * stringpool.cc (Stringpool_template::Stringpool_template):
3718 Initialize optimize_ field.
3719 (Stringpool_template::set_string_offsets): Test local optimize
3720 fild rather than parameter.
3721 * layout.cc (Layout::Layout): Call set_optimize on the section
3724 2009-06-22 Ian Lance Taylor <iant@google.com>
3727 * yyscript.y: Parse TARGET.
3728 * script.cc (script_set_target): New function.
3729 * script-c.h (script_set_target): Declare.
3730 * options.cc (General_options::string_to_object_format): Rename
3731 from string_to_object_format in anonymous namespace. Change
3733 * options.h (class General_options): Declare
3734 string_to_object_format.
3736 2009-06-22 Ian Lance Taylor <iant@google.com>
3738 * script-sections.cc (Script_sections::create_segments): Don't put
3739 program headers in a PT_LOAD segment if -n or -N.
3741 2009-06-22 Ian Lance Taylor <iant@google.com>
3744 * options.h (class General_options): Add -z lazy and -z now. Sort
3745 -z options into alphabetical order.
3746 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3748 2009-06-21 Ian Lance Taylor <iant@google.com>
3750 * layout.cc (Layout::make_output_section): Call
3751 Target::new_output_section.
3752 (Layout::attach_allocated_section_to_segment): Put large section
3753 sections in a separate load segment with the large segment flag
3755 (Layout::segment_precedes): Sort large data segments after other
3757 (align_file_offset): New static function.
3758 (Layout::set_segment_offsets): Use align_file_offset.
3759 * output.h (class Output_section): Add is_small_section_ and
3760 is_large_section_ fields.
3761 (Output_section::is_small_section): New function.
3762 (Output_section::set_is_small_section): New function.
3763 (Output_section::is_large_section): New function.
3764 (Output_section::set_is_large_section): New function.
3765 (Output_section::is_large_data_section): New function.
3766 (class Output_segment): Add is_large_data_segment_ field.
3767 (Output_segment::is_large_data_segment): New function.
3768 (Output_segment::set_is_large_data_segment): New function.
3769 * output.cc (Output_section::Output_section): Initialize new
3771 (Output_segment::Output_segment): Likewise.
3772 (Output_segment::add_output_section): Add assertion that large
3773 data sections always go in large data segments. Force small data
3774 sections to the end of the list of data sections. Force small BSS
3775 sections to the start of the list of BSS sections. For large BSS
3776 sections to the end of the list of BSS sections.
3777 * symtab.h (class Symbol): Declare is_common_shndx.
3778 (Symbol::is_defined): Check Symbol::is_common_shndx.
3779 (Symbol::is_common): Likewise.
3780 (class Symbol_table): Define enum Commons_section_type. Update
3781 declarations. Add small_commons_ and large_commons_ fields.
3782 * symtab.cc (Symbol::is_common_shndx): New function.
3783 (Symbol_table::Symbol_table): Initialize new fields.
3784 (Symbol_table::add_from_object): Put small and large common
3785 symbols in the right list.
3786 (Symbol_table::sized_finalized_symbol): Check
3787 Symbol::is_common_shndx.
3788 (Symbol_table::sized_write_globals): Likewise.
3789 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3790 common symbol lists. Don't call do_allocate_commons_list if the
3792 (Symbol_table::do_allocate_commons_list): Remove is_tls
3793 parameter. Add comons_section_type parameter. Change all
3794 callers. Handle small and large common symbols.
3795 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3796 Symbol::is_common_shndx.
3797 * resolve.cc (symbol_to_bits): Likewise.
3798 * target.h (Target::small_common_shndx): New function.
3799 (Target::small_common_section_flags): New function.
3800 (Target::large_common_shndx): New function.
3801 (Target::large_common_section_flags): New function.
3802 (Target::new_output_section): New function.
3803 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3804 small_common_section_flags, and large_common_section_flags
3806 (Target::do_new_output_section): New virtual function.
3807 * arm.cc (Target_arm::arm_info): Initialize new fields.
3808 * i386.cc (Target_i386::i386_info): Likewise.
3809 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3811 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3812 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3813 (Target_x86_64::do_new_output_section): New function.
3814 * configure.ac: Define conditional MCMODEL_MEDIUM.
3815 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3816 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3817 (large_LDFLAGS): Define.
3818 * testsuite/large.c: New file.
3819 * testsuite/testfile.cc (Target_test::test_target_info):
3820 Initialize new fields.
3821 * configure, testsuite/Makefile.in: Rebuild.
3823 2009-06-05 Doug Kwan <dougkwan@google.com>
3825 * Makefile.am (CCFILES): Add target.cc.
3826 * Makefile.in: Regenerate.
3827 * i386.cc (class Target_i386): Define new virtual method to
3828 override do_is_local_label_name in parent.
3829 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3830 local symbols if --discard-locals or -X is given.
3831 * options.h (class General_options): Declare new options
3832 '--discard-locals' and '-X' for discarding locals.
3833 * target.h (class Target): Define new methods is_local_label_name.
3834 Declare new virtual method do_is_local_label_name.
3835 * target.cc: New file.
3836 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3837 (check_SCRIPTS): Add discard_locals_test.sh.
3838 (check_DATA): Add discard_local_tests.syms.
3839 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3840 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3841 * testsuite/Makefile.in: Regenerate.
3842 * testsuite/discard_locals_test.c: New file.
3843 * testsuite/discard_locals_test.sh: Same.
3845 2009-06-05 Doug Kwan <dougkwan@google.com>
3847 * object.cc (Sized_relobj::Sized_relobj): Initialize
3848 discarded_eh_frame_shndx_ to -1U.
3849 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3851 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3852 a discarded .eh_frame section.
3853 (Sized_relobj::do_finalize_local_symbols): Ditto.
3854 * object.h (class Sized_relobj): Declare new member
3855 discarded_eh_frame_shndx_.
3856 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3857 (local_labels_test.o, local_labels_test): New rules.
3858 * testsuite/Makefile.in: Regenerate.
3860 2009-06-04 Doug Kwan <dougkwan@google.com>
3862 * layout.cc (Layout::section_name_mapping): Add mapping for
3863 special ARM sections.
3865 2009-06-03 Doug Kwan <dougkwan@google.com>
3867 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3868 (utils::has_overflow): Same.
3870 2009-06-03 Ian Lance Taylor <iant@google.com>
3872 * layout.cc (Layout::section_name_mapping): New array, replacing
3873 Layout::linkonce_mapping.
3874 (Layout::section_name_mapping_count): New variable, replacing
3875 Layout::linkonce_mapping_count.
3876 (Layout::linkonce_output_name): Remove.
3877 (Layout::output_section_name): Rewrite.
3878 * layout.h (class Layout): Rename Linkonce_mapping to
3879 Section_name_mapping, linkonce_mapping to section_name_mapping,
3880 linkonce_mapping_count to section_name_mapping_count. Don't
3881 declare linkonce_output_name.
3883 2009-06-03 Doug Kwan <dougkwan@google.com>
3885 * gold/arm.cc (namespace utils): New.
3886 (Target_arm::reloc_is_non_pic): Define new method.
3887 (class Arm_relocate_functions): New.
3888 (Target_arm::Relocate::relocate): Handle relocation types used by
3891 2009-06-03 Ian Lance Taylor <iant@google.com>
3893 * arm.cc (Target_arm::scan::global): Use || instead of |.
3895 2009-06-02 Doug Kwan <dougkwan@google.com>
3897 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3898 issued_non_pic_error_.
3899 (class Target_arm::Scan): Declare new method check_non_pic.
3900 Define new method symbol_needs_plt_entry.
3901 Declare new data member issued_non_pic_error_.
3902 (class Target_arm::Relocate): Declare new method
3903 should_apply_static_reloc.
3904 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3905 (Target_arm::Scan::check_non_pic): Define new method.
3906 (Target_arm::Scan::local): Handle a small subset of reloc types used
3908 (Target_arm::Scan::local): Same.
3909 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3911 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3913 * incremental.cc (Incremental_inputs::report_command_line): Filter
3914 out --incremental-* options.
3916 2009-05-29 Doug Kwan <dougkwan@google.com>
3918 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3920 (class Target_arm): Update comment.
3921 (Target_arm::Target_arm): Initialize new data members GOT_,
3922 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3923 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3924 and Target_arm::rel_dyn_section.
3925 Declare new_enum Target_arm::Got_type.
3926 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3928 Update commments for member do_dynsym_value.
3929 (Target_arm::got_size, Target_arm::plt_section,
3930 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3931 new methods inside class defintion.
3932 (Target_arm::got_section): Define new method.
3933 (Target_arm::rel_dyn_section): Same.
3934 (Output_data_plt_arm): New template class.
3935 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3936 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3937 (Output_data_plt_arm::add_entry): Same.
3938 (Output_data_plt_arm::first_plt_entry): Define new
3939 static data member for PLT instruction template.
3940 (Output_data_plt_arm::plt_entry): Same.
3941 (Output_data_plt_arm::do_write): Define new method.
3942 (Target_arm::make_plt_entry): Same.
3943 (Target_arm::do_finalize_sections): Same.
3944 (Target_arm::do_dynsym_value): Same.
3946 2009-05-28 Doug Kwan <dougkwan@google.com>
3948 * Makefile.am (TARGETSOURCES): Add arm.cc.
3949 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3950 * Makefile.in: Regenerate.
3952 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3954 2009-05-26 Doug Kwan <dougkwan@google.com>
3956 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3957 (General_options::check_excluded_libs): Strip off directories in
3958 archive name before matching like GNU ld does.
3959 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3960 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3961 (exclude_libs_test_LDFLAGS): Add linker option
3962 -Wl,--exclude-libs,libexclude_libs_test_3
3963 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3964 an explicit archive without using -l.
3965 (alt/libexclude_libs_test_3.a): New make rule.
3966 * testsuite/Makefile.in: Regenerate.
3967 * testsuite/exclude_libs_test.c : Declare lib3_default().
3969 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3970 * exclude_libs_test_3.c: New file.
3972 2009-05-26 Nick Clifton <nickc@redhat.com>
3974 * po/id.po: New Indonesian translation.
3975 * po/gold.pot: Updated template file.
3977 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3979 * testsuite/Makefile.am: Add -ffunction-sections to compile
3980 gc_comdat_test files. Add -Wl,--gc-sections to build
3982 * testsuite/Makefile.in: Regenerate.
3983 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3985 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3987 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3988 kept comdat section was garbage collected.
3989 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3990 * testsuite/Makefile.in: Regenerate.
3991 * testsuite/gc_comdat_test.sh: New file.
3992 * testsuite/gc_comdat_test_1.cc: New file.
3993 * testsuite/gc_comdat_test_2.cc: New file.
3995 2009-05-19 Doug Kwan <dougkwan@google.com>
3997 * archive.cc (Archive::Archive): Move constructor from archive.h
3998 to here. Initialize no_export_.
3999 (Archive::get_elf_object_for_member): Set no_export flag of object.
4000 * archive.h (Archive::Archive): Move constructor body to
4002 (Archive::no_export): New method.
4003 (Archive::no_export_): New field.
4004 * object.h (Object::Object): Initialize no_export_ to false.
4005 (Object::no_export, Object::set_no_export): New methods.
4006 (Object::no_export_): New field.
4007 * options.cc (General_options::parse_exclude_libs): New method.
4008 (General_options::check_excluded_libs) Same.
4009 * options.h (exclude_libs): New option.
4010 (General_options::check_excluded_libs): New method declaration.
4011 (General_options::excluded_libs_): New field.
4012 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4013 default or protected visibility if an object has no-export flag set.
4014 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4015 (check_SCRIPTS): Add exclude_libs_test.sh.
4016 (check_DATA): Add exclude_libs_test.syms.
4017 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4018 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4019 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4020 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4021 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4022 libexclude_libs_test_2.a): New rules.
4023 * testsuite/Makefile.in: Regenerate.
4024 * testsuite/exclude_libs_test.c: New file.
4025 * testsuite/exclude_libs_test.sh: Ditto.
4026 * testsuite/exclude_libs_test_1.c: Ditto.
4027 * testsuite/exclude_libs_test_2.c: Ditto.
4029 2009-05-15 Ian Lance Taylor <iant@google.com>
4031 * configure.ac: Check for declarations for cases where libiberty.h
4032 checks HAVE_DECL_xxx.
4033 * configure, config.in: Rebuild.
4035 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4037 * gold.h (Incremental_argument_list): Remove (invalid) forward
4039 * incremental.cc (Incremental_inputs::report_achive): New method.
4040 (Incremental_inputs::report_object): New method.
4041 (Incremental_inputs::report_script): New method.
4042 (Incremental_inputs::finalize_inputs): New method.
4043 (Incremental_inputs::finalize): Call finalize_inputs().
4044 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4045 Create inputs entries.
4046 * incremental.h (Incremental_input_type): New enum.
4047 (Incremental_inputs::Incremental_input): Initialize new fields.
4048 (Incremental_inputs::report_inputs): New method.
4049 (Incremental_inputs::report_achive): New method.
4050 (Incremental_inputs::report_object): New method.
4051 (Incremental_inputs::report_script): New method.
4052 (Incremental_inputs::finalize_inputs): New method.
4053 (Incremental_inputs::Input_info): New struct.
4054 (Incremental_inputs::Input_info_map): New typedef.
4055 (Incremental_inputs::lock_): New field.
4056 (Incremental_inputs::Inputs_): New field.
4057 (Incremental_inputs::Inputs_map): New field.
4058 * main.cc (main): Call Incremental_input::report_inputs.
4059 * options.h (Input_argument_list): Typedef moved from
4061 (Input_file_group::Files): Remove, use ::Input_argument_list.
4062 (Input_file_group::Input_argument_list): Remove, use
4063 ::Input_argument_list.
4064 * plugin.cc (Plugin_manager::add_input_file): Add error in
4066 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4068 * script.cc (read_input_script): Call
4069 Incremental_input::report_script.
4070 * script.h (Script_info): New class.
4072 2009-04-27 Ian Lance Taylor <iant@google.com>
4074 * x86_64.cc (do_adjust_output_section): Set entsize to
4077 2009-04-23 Elliott Hughes <enh@google.com>
4079 * output.cc (Output_file::close): After short writes, continue
4080 writing from the correct offset in the buffer being written.
4082 2009-04-23 Chris Demetriou <cgd@google.com>
4084 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4085 * configure: Regenerate.
4086 * config.in: Regenerate.
4087 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4088 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4090 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4092 * incremental.cc (Incremental_inputs_header_data): Renamed from
4093 Incremental_input_header_data.
4094 (Incremental_inputs_header_data::data_size): New field.
4095 (Incremental_inputs_header_data::put_input_file_count): Renamed
4096 from input_file_count.
4097 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4098 from command_line_offset.
4099 (Incremental_inputs_header_data::put_reserved): Renamed from
4101 (Incremental_inputs_entry_data): Renamed from
4102 Incremental_input_entry_data.
4103 (Incremental_inputs_entry_data::data_size): New field.
4104 (Incremental_inputs::report_command_line): New method.
4105 (Incremental_inputs::finalize): New method.
4106 (Incremental_inputs::create_incremental_inputs_data): New method.
4107 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4108 * incremental.h: New file.
4109 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4110 (Layout::finalize): Create incremental inputs section in
4112 (Layout::create_incremental_info_sections): New method.
4113 * layout.h (Layout::incremental_inputs): New method.
4114 (Layout::create_incremental_info_sections): New method.
4115 (Layout::incremental_inputs_): New field.
4116 * main.cc (main): Notify Incremental_input of the command line.
4118 2009-04-01 Ian Lance Taylor <iant@google.com>
4119 Mikolaj Zalewski <mikolajz@google.com>
4121 * gold.h (reserve_unordered_map): Define, three versions, one for
4122 each version of Unordered_map.
4123 * layout.cc (Layout::Layout): Remove options parameter. Add
4124 number_of_input_files parameter. Don't initialize options_.
4125 Initialize number_of_input_files_ and resized_signatures_. Move
4126 sections_are_attached_.
4127 (Layout::layout_group): Reserve space for group_signatures_.
4128 (Layout::find_or_add_kept_section): Change name parameter to be a
4129 reference. Resize signatures_ map when it gets large enough.
4130 (Layout::layout_eh_frame): Use parameters->options() instead of
4132 (Layout::make_output_section): Likewise.
4133 (Layout::attach_allocated_section_to_segment): Likewise.
4134 (Layout::finalize, Layout::create_executable_stack): Likewise.
4135 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4136 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4137 * layout.h (class Layout): Update declarations. Remove options_
4138 field. Add number_of_input_files_ and resized_signatures_
4139 fields. Move sections_are_attached_ field.
4140 * main.cc (main): Pass number of input files to Layout
4141 constructor. Don't pass options.
4143 2009-03-30 Ian Lance Taylor <iant@google.com>
4145 * ffsll.c (ffsll): Correct implementation.
4147 2009-03-27 Ian Lance Taylor <iant@google.com>
4149 * ffsll.c: New file.
4150 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4151 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4152 * ftruncate.c (ftruncate): Declare before definition.
4153 * mremap.c (mremap): Likewise.
4154 * pread.c (pread): Likewise.
4155 * configure, Makefile.in, config.in: Rebuild.
4157 * mremap.c: New file.
4158 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4159 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4160 (mremap): Declare if HAVE_MREMAP is not defined.
4161 * configure, Makefile.in, config.in: Rebuild.
4163 2009-03-27 Cary Coutant <ccoutant@google.com>
4165 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4166 position independent.
4167 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4168 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4170 2009-03-24 Cary Coutant <ccoutant@google.com>
4172 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4174 (needs_dynamic_reloc): Likewise.
4176 2009-03-24 Ian Lance Taylor <iant@google.com>
4178 * yyscript.y (file_cmd): Recognize EXTERN.
4179 (extern_name_list, extern_name_list_body): New nonterminals.
4180 * script.cc (script_add_extern): Define.
4181 * script-c.h (script_add_extern): Declare.
4183 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4185 * object.cc (is_elf_object): Define.
4186 * object.h (is_elf_object): Declare.
4187 * archive.cc (Archive::get_elf_object_for_member): Call
4189 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4191 2009-03-24 Elliott Hughes <enh@google.com>
4193 * output.cc (Output_file::map_anonymous): Define.
4194 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4195 try an anonymous one. Report the size if the mmap fails.
4196 * output.h (class Output_file): Declare map_anonymous.
4198 2009-03-24 Ian Lance Taylor <iant@google.com>
4200 * target-select.cc (instantiate_target): Don't acquire the lock if
4201 the instantiated_target_ field has already been set.
4203 2009-03-23 Ian Lance Taylor <iant@google.com>
4205 * gold-threads.h (class Initialize_lock): Define.
4206 * gold-threads.cc (class Initialize_lock_once): Define.
4207 (initialize_lock_control): New static variable.
4208 (initialize_lock_pointer): New static variable.
4209 (initialize_lock_once): New static function.
4210 (Initialize_lock::Initialize_lock): Define.
4211 (Initialize_lock::initialize): Define.
4212 * target-select.h: Include "gold-threads.h".
4213 (class Target_selector): Add lock_ and initialize_lock_ fields.
4214 Don't define instantiate_target, just declare it.
4215 * target-select.cc (Target_selector::Target_selector): Initialize
4217 (Target_selector::instantiate_target): Define.
4218 * descriptors.h: Include "gold-threads.h".
4219 (class Descriptors): Add initialize_lock_ field.
4220 * descriptors.cc (Descriptors::Descriptors): Initialize new
4222 (Descriptors::open): Use initialize_lock_ field
4223 * errors.h (class Errors): Add initialize_lock_ field.
4224 * errors.cc (Errors::Errors): Initialize new field.
4225 (Errors::initialize_lock): Use initialize_lock_ field.
4226 * powerpc.cc (class Target_selector_powerpc): Remove
4227 instantiated_target_ field. In do_recognize call
4228 instantiate_target rather than do_instantiate_target. In
4229 do_instantiate_target just allocate a new target.
4230 * sparc.cc (class Target_selector_sparc): Likewise.
4232 * freebsd.h: New file.
4233 * i386.cc: Include "freebsd.h".
4234 (Target_i386): Derive from Target_freebsd rather than
4236 (Target_selector_i386): Derive from Target_selector_freebsd rather
4237 than Target_selector.
4238 * x86_64.cc: Include "freebsd.h".
4239 (Target_x86_64): Derive from Target_freebsd rather than
4241 (Target_selector_x86_64): Derive from Target_selector_freebsd
4242 rather than Target_selector.
4243 * target.h (class Target): Add adjust_elf_header and
4244 do_adjust_elf_header.
4245 * output.cc (Output_file_header:: do_sized_write): Call target
4246 adjust_elf_header routine.
4247 * configure.tgt: Set targ_osabi.
4248 * configure.ac: Define GOLD_DEFAULT_OSABI.
4249 * parameters.cc (Parameters::default_target): Pass
4250 GOLD_DEFAULT_OSABI to select_target.
4251 * target-select.h (class Target_selector): Make instantiate_target
4252 protected rather than private.
4253 * Makefile.am (HFILES): Add freebsd.h.
4254 * configure, Makefile.in, config.in: Rebuild.
4256 * merge.cc (do_add_input_section): Correct pend value. Change
4257 message about last entry not being null terminated from error to
4260 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4262 * incremental.cc: New file.
4263 * Makefile.am (CCFILES): Add incremental.cc.
4264 * Makefile.in: Rebuild.
4266 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4268 * layout.cc (Layout::output_section_name): Preserve names
4269 of '.note.' sections.
4271 2009-03-19 Ian Lance Taylor <iant@google.com>
4273 * descriptors.cc (Descriptors::open): Check that the options are
4274 valid before using them.
4276 2009-03-18 Ian Lance Taylor <iant@google.com>
4278 * script-sections.h: Include <list>.
4279 (class Script_sections): Change Sections_elements from std::vector
4280 to std::list. Typedef public Elements_iterator. Add
4281 orphan_section_placement_, data_segment_align_start_, and
4282 saw_data_segment_align_ fields. Remove data_segment_align_index_
4284 * script-sections.cc (class Orphan_section_placement): New class.
4285 (class Sections_element): Add virtual functions is_relro and
4286 orphan_section_init. Remove virtual function place_orphan_here.
4287 (class Output_section_definition): Add is_relro and
4288 orphan_section_init. Remove place_orphan_here.
4289 (class Orphan_output_section): Likewise.
4290 (Script_sections::Script_sections): Update for field changes.
4291 (Script_sections::data_segment_align): Set saw_data_segment_align_
4292 and data_segment_align_start_, not data_segment_align_index.
4293 (Script_sections::data_segment_relro_end): Check
4294 saw_data_segment_align_. Use data_segment_align_start_ rather
4295 than data_segment_align_index_.
4296 (Script_sections::place_orphan): Rewrite to use
4297 Orphan_section_placement.
4299 2009-03-17 Ian Lance Taylor <iant@google.com>
4301 * archive.cc (Archive::add_symbols): Check for a version attached
4302 to the symbol name in the archive map.
4303 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4304 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4305 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4306 (ver_test_11.a): New target.
4307 * testsuite/Makefile.in: Rebuild.
4309 * configure.ac: Check for chsize and posix_fallocate. Replace
4311 * ftruncate.c: New file, from gnulib.
4312 * output.cc (posix_fallocate): Define dummy version if not
4313 HAVE_POSIX_FALLOCATE.
4314 (Output_file::map): Call posix_fallocate rather than lseek and
4316 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4317 * configure, Makefile.in, config.in: Rebuild.
4319 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4321 * layout.h (Layout::create_note): Add section_name parameter.
4322 * layout.cc (Layout::create_note): Likewise.
4323 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4325 2009-03-17 Ian Lance Taylor <iant@google.com>
4327 * descriptors.cc: Include "options.h".
4328 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4329 (Descriptors::open): Always use O_CLOEXEC when opening a new
4330 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4331 then set FD_CLOEXEC.
4333 * sparc.cc (class Target_sparc): Add has_got_section.
4334 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4335 make sure we have a GOT section.
4337 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4338 (Target_sparc::Scan::local): Likewise.
4339 (Target_sparc::Scan::global): Likewise.
4340 (Target_sparc::Relocate::relocate): Likewise.
4341 (Target_sparc::Relocate::relocate_tls): Likewise.
4343 * symtab.cc (Symbol_table::define_default_version): New function,
4344 broken out of add_from_object.
4345 (Symbol_table::add_from_object): Call define_default_version.
4346 (Symbol_table::define_special_symbol): Add resolve_oldsym
4347 parameter. Change all callers. If the version for a symbol comes
4348 from a version script, resolve it with the symbol with the same
4349 name with no version. Also add the symbol without a version if
4351 (do_define_in_output_data): If resolving with oldsym, don't delete
4353 (do_define_in_output_segment): Likewise.
4354 (do_define_as_constant): Likewise.
4355 * symtab.h (class Symbol_table): Update declarations.
4357 2009-03-13 Ian Lance Taylor <iant@google.com>
4359 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4360 (Read_symbols::requeue): New function.
4361 (Read_symbols::do_read_symbols): If make_elf_object fails because
4362 the target type is not configured, and the file was searched for,
4363 issue a warning and retry with the next directory.
4364 (Add_symbols::run): If the file has an incompatible format, and
4365 it was searched for, requeue the Read_symbols task. On error,
4367 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4368 dirindex parameter to constructor. Change all callers. Declare
4369 incompatible_warning and requeue.
4370 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4371 input_argument_ and input_group_ fields. Add them to
4372 constructor. Change all callers.
4373 (class Read_script): Add dirindex_ field. Add it to constructor.
4375 * archive.cc (Archive::setup): Remove input_objects parameter.
4377 (Archive::get_file_and_offset): Likewise.
4378 (Archive::read_all_symbols): Likewise.
4379 (Archive::read_symbols): Likewise.
4380 (Archive::get_elf_object_for_member): Remove input_objects
4381 parameter. Add punconfigured parameter. Change all callers.
4382 (Archive::add_symbols): Change return type to bool. Check return
4383 value of include_member.
4384 (Archive::include_all_members): Likewise.
4385 (Archive::include_member): Change return type to bool. Return
4386 false if first included object has incompatible target. Set
4387 included_member_ field.
4388 (Add_archive_symbols::run): If add_symbols returns false, requeue
4390 * archive.h (class Archive): Add included_member_ field.
4391 Initialize it in constructor. Add input_file and searched_for
4392 methods. Update declarations.
4393 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4394 input_argument_ fields. Add them to constructor. Change all
4396 * script.cc: Include "target-select.h".
4397 (class Parser_closure): Add skip_on_incompatible_target_ and
4398 found_incompatible_target_ fields. Add
4399 skip_on_incompatible_target parameter to constructor. Change all
4400 callers. Add methods skip_on_incompatible_target,
4401 clear_skip_on_incompatible_target, found_incompatible_target, and
4402 set_found_incompatible_target.
4403 (read_input_script): Add dirindex parameter. Change all callers.
4404 If parser finds an incompatible target, requeue Read_symbols
4406 (script_set_symbol): Clear skip_on_incompatible_target in
4408 (script_add_assertion, script_parse_option): Likewise.
4409 (script_start_sections, script_add_phdr): Likewise.
4410 (script_check_output_format): New function.
4411 * script.h (read_input_script): Update declaration.
4412 * script-c.h (script_check_output_format): Declare.
4413 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4414 (ignore_cmd): Remove OUTPUT_FORMAT.
4415 * fileread.cc (Input_file::Input_file): Add explicit this.
4416 (Input_file::will_search_for): New function.
4417 (Input_file::open): Add pindex parameter. Change all callers.
4418 * fileread.h (class Input_file): Add input_file_argument method.
4419 Declare will_search_for. Update declarations.
4420 * object.cc (make_elf_object): Add punconfigured parameter.
4422 * object.h (class Object): Make input_file public. Add
4423 searched_for method.
4424 (make_elf_object): Update declaration.
4425 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4427 * dirsearch.h (class Dirsearch): Update declaration.
4428 * options.h (class General_options): Add --warn-search-mismatch.
4429 * parameters.cc (Parameters::is_compatible_target): New function.
4430 * parameters.h (class Parameters): Declare is_compatible_target.
4431 * workqueue.cc (Workqueue::add_blocker): New function.
4432 * workqueue.h (class Workqueue): Declare add_blocker.
4434 * fileread.cc (Input_file::open): Remove options parameter.
4436 (Input_file::open_binary): Likewise.
4437 * script.cc (read_input_script): Likewise.
4438 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4439 options parameter from constructor. Change all callers.
4440 (class Read_script): Likewise.
4441 * fileread.h (class Input_file): Update declarations.
4442 * script.h (read_input_script): Update declaration.
4444 2009-03-10 Nick Clifton <nickc@redhat.com>
4446 * po/es.po: New Spanish translation.
4448 2009-03-06 Cary Coutant <ccoutant@google.com>
4450 * options.cc (parse_short_option): Keep dash_z from registering itself.
4452 2009-03-03 Ian Lance Taylor <iant@google.com>
4455 * target-reloc.h (relocate_section): Pass output_section to
4457 * i386.cc (Target_i386::should_apply_static_reloc): Add
4458 output_section parameter. Change all callers.
4459 (Target_i386::Relocate::relocate): Add output_section parameter.
4460 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4461 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4462 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4463 * testsuite/two_file_shared.sh: New script.
4464 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4465 (check_DATA): Add two_file_shared.dbg.
4466 (two_file_shared.dbg): New target.
4467 * testsuite/Makefile.in: Rebuild.
4469 2009-03-01 Ian Lance Taylor <iant@google.com>
4471 * configure.ac: Check for byteswap.h.
4472 * configure: Rebuild.
4473 * config.in: Rebuild.
4475 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4477 * layout.cc (Layout::find_or_add_kept_section): New function.
4478 (Layout::add_comdat): Removed.
4479 * layout.h (struct Kept_section): Move out of class Layout.
4480 Remove trailing underscores from field names. Add group_sections
4481 field. Rename group_ field to is_group. Change all uses.
4482 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4483 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4484 comdat_groups_ field.
4485 (Sized_relobj::include_section_group): Use
4486 find_or_add_kept_section and Kept_section::group_sections.
4487 (Sized_relobj::include_linkonce_section): Likewise.
4488 * object.cc (class Sized_relobj): Don't define Comdat_group or
4489 Comdat_group_table. Remove find_comdat_group and
4490 add_comdat_group. Remove comdat_groups_ field.
4491 * plugin.cc (include_comdat_group): Use
4492 Layout::find_or_add_kept_section.
4494 2009-02-28 Ian Lance Taylor <iant@google.com>
4496 * README: --gc-sections and map files are now supported. Document
4497 some build requirements.
4500 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4501 relocatable link set the value of the section symbol to zero.
4502 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4503 relocatable link don't include the section address in the local
4506 2009-02-27 Ian Lance Taylor <iant@google.com>
4509 * options.h (class Search_directory): Add is_system_directory.
4510 (class General_options): Declare is_in_system_directory.
4511 * options.cc (get_relative_sysroot): Make static.
4512 (get_default_sysroot): Make static.
4513 (General_optoins::is_in_system_directory): New function.
4514 * fileread.cc (Input_file::is_in_system_directory): New function.
4515 * fileread.h (class Input_file): Declare is_in_system_directory.
4516 * object.h (class Object): Add is_in_system_directory.
4517 (class Input_objects): Remove system_library_directory_ field.
4518 * object.cc (Input_objects::add_object): Don't set
4519 system_library_directory_.
4520 (input_objects::found_in_system_library_directory): Remove.
4521 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4522 parameter. Change all callers.
4523 (Symbol_table::sized_write_globals): Likewise.
4524 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4525 Call Object::is_in_system_directory.
4526 * symtab.h (class Symbol_table): Update declarations.
4529 * descriptors.h (Open_descriptor): Add is_on_stack field.
4530 * descriptors.cc (Descriptors::open): If the descriptor is on the
4531 top of the stack, remove it. Initialize is_on_stack field.
4532 (Descriptors::release): Only add pod to stack if it is not on the
4534 (Descriptors::close_some_descriptor): Clear stack_next and
4538 * output.cc (Output_section::find_starting_output_address): Rename
4539 from starting_output_address; add PADDR parameter; change return
4541 * output.h (class Output_section): Declare
4542 find_starting_output_address instead of starting_output_address.
4543 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4544 section symbol for which we can't find a merge section.
4547 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4548 hidden or internal, force the symbol to be local.
4549 * resolve.cc (Symbol::override_visibility): Define.
4550 (Symbol::override_base): Use override_visibility.
4551 (Symbol_table::resolve): Likewise.
4552 (Symbol::override_base_with_special): Likewise.
4553 (Symbol_table::override_with_special): If the visibility is hidden
4554 or internal, force the symbol to be local.
4555 * symtab.h (class Symbol): Add set_visibility and
4556 override_visibility.
4557 * testsuite/ver_test_1.sh: New file.
4558 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4559 (check_DATA): Add ver_test_1.syms.
4560 (ver_test_1.syms): New target.
4561 * testsuite/Makefile.in: Rebuild.
4563 2009-02-25 Cary Coutant <ccoutant@google.com>
4565 * layout.cc (Layout::choose_output_section): Don't rename sections
4566 when using a linker script that has a SECTIONS clause.
4567 * Makefile.in: Regenerate.
4569 * testsuite/Makefile.am (script_test_5.sh): New test case.
4570 * testsuite/Makefile.in: Regenerate.
4571 * testsuite/script_test_5.cc: New file.
4572 * testsuite/script_test_5.sh: New file.
4573 * testsuite/script_test_5.t: New file.
4575 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4577 * archive.cc (Archive::include_member): Update calls to add_symbols.
4578 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4579 the Layout argument.
4580 * dynobj.h (do_add_symbols): Add the Layout argument.
4581 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4583 * object.h (Object::add_symbols): Add the Layout argument.
4584 (Object::do_add_symbols): Add the Layout argument.
4585 (Sized_relobj::do_add_symbols): Add the Layout argument.
4586 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4587 Unify the two versions.
4588 (Add_plugin_symbols): Remove.
4589 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4590 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4591 (Add_plugin_symbols): Remove.
4592 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4593 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4594 (Add_symbols::run): Make it work with Pulginobj.
4596 2009-02-06 Ian Lance Taylor <iant@google.com>
4598 * object.cc (Sized_relobj::do_layout): Make info message start
4599 with lower case letter.
4601 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4603 * binary.cc: Fix file comment.
4605 * options.h (enum Incremental_disposition): Define.
4606 (class General_options): Add new options: --incremental,
4607 --incremental_changed, --incremental_unchanged,
4608 --incremental_unknown. Add incremental_disposition_ and
4609 implicit_incremental_ fields.
4610 (General_options::incremental_disposition): New function.
4611 (class Position_dependent_options): Add incremental_disposition
4613 (Position_dependent_options::copy_from_options): Set incremental
4615 * options.cc (General_options::parse_incremental_changed): New
4617 (General_options::parse_incremental_unchanged): New function.
4618 (General_options::parse_incremental_unknown): New function.
4619 (General_options::General_options): Initialize new fields
4620 incremental_disposition_ and implicit_incremental_.
4621 (General_options::finalize): Check for uasge of --incremental-*
4622 without --incremental.
4624 2009-02-06 Chris Demetriou <cgd@google.com>
4626 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4627 pointer and to report location as the file name associated with
4629 (gold_undefined_symbol_at_location): New function to replace the
4630 old gold_undefined_symbol functionality.
4631 * target-reloc.h (relocate_section): Update to use
4632 gold_undefined_symbol_at_location.
4633 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4634 Call gold_undefined_symbol function rather than gold_error.
4635 * errors.h (Errors::undefined_symbol): Take location as a
4636 string, rather than calculating it from a relocation.
4637 * errors.cc (Errors::fatal): Print "fatal error:" before the
4639 (Errors::error, Errors::error_at_location): Print "error: "
4640 before the formatted message.
4641 (Errors::undefined_symbol): Take location as a string, rather
4642 than calculating it from a relocation.
4643 (gold_undefined_symbol_at_location): New function akin to
4644 old gold_undefined_symbol, calculates location from relocation.
4645 (gold_undefined_symbol): Change to take only a Symbol pointer
4646 and to report location as the file name associated with the symbol.
4647 * testsuite/debug_msg.sh: Update for changed error messages.
4648 * testsuite/undef_symbol.sh: Likewise.
4650 2009-02-04 Duncan Sands <baldrick@free.fr>
4653 * reduced_debug_output.h
4654 (Output_reduced_debug_abbrev_section::failed): Use format for
4656 (Output_reduced_debug_info_section::faild): Likewise.
4658 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4660 * script.cc (Lazy_demangler): New class.
4661 (Version_script_info::get_symbol_version_helper): Demangle a
4664 2009-01-29 Cary Coutant <ccoutant@google.com>
4666 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4668 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4670 2009-01-28 Ian Lance Taylor <iant@google.com>
4672 * version.cc (version_string): Bump to 1.9.
4674 * gold.h: Include <cstring> and <stdint.h>.
4675 * version.cc: Include <cstdio>.
4676 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4678 * reduced_debug_output.cc (insert_into_vector): Rename from
4679 Insert_into_vector; change all callers. Use Swap_unaligned to
4680 avoid aliasing issue; remove union since it is unnecessary.
4682 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4684 * Makefile.am (CCFILES): Add gc.cc.
4686 * Makefile.in: Regenerate.
4687 * gold.cc (Gc_runner): New class.
4688 (queue_initial_tasks): Call garbage collection related tasks
4689 when corresponding options are invoked.
4690 (queue_middle_gc_tasks): New function.
4691 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4692 processed early before laying out sections during garbage collection.
4693 * gold.h (queue_middle_gc_tasks): New function.
4694 (is_prefix_of): Move from "layout.cc".
4695 * i386.cc (Target_i386::gc_process_relocs): New function.
4696 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4697 * main.cc (main): Create object of class "Garbage_collection".
4698 * object.cc (Relobj::copy_symbols_data): New function.
4699 (Relobj::is_section_name_included): New function.
4700 (Sized_relobj::do_layout): Allow this function to be called twice
4701 during garbage collection and defer layout of section during the
4703 * object.h (Relobj::get_symbols_data): New function.
4704 (Relobj::is_section_name_included): New function.
4705 (Relobj::copy_symbols_data): New function.
4706 (Relobj::set_symbols_data): New function.
4707 (Relobj::get_relocs_data): New function.
4708 (Relobj::set_relocs_data): New function.
4709 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4710 (Relobj::gc_process_relocs): New function.
4711 (Relobj::do_gc_process_relocs): New pure virtual function.
4712 (Relobj::sd_): New data member.
4713 (Sized_relobj::is_output_section_offset_invalid): New function.
4714 (Sized_relobj::do_gc_process_relocs): New function.
4715 * options.h (General_options::gc_sections): Modify to not be a no-op.
4716 (General_options::print_gc_sections): New option.
4717 * plugin.cc (Plugin_finish::run): Remove function call to
4718 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4719 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4720 * reloc.cc (Read_relocs::run): Add task to process relocs and
4721 determine unreferenced sections when doing garbage collection.
4722 (Gc_process_relocs): New class.
4723 (Sized_relobj::do_gc_process_relocs): New function.
4724 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4725 sections that are garbage collected.
4726 * reloc.h (Gc_process_relocs): New class.
4727 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4728 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4729 symbols whose corresponding sections are garbage collected.
4730 (Symbol_table::Symbol_table): Add new parameter for the garbage
4732 (Symbol_table::gc_mark_undef_symbols): New function.
4733 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4734 (Symbol_table::gc_mark_dyn_syms): New function.
4735 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4737 (Symbol_table::add_from_object): Likewise.
4738 (Symbol_table::add_from_relobj): When building shared objects, do not
4739 treat externally visible symbols as garbage.
4740 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4741 table information for static and relocatable links.
4742 * symtab.h (Symbol_table::set_gc): New function.
4743 (Symbol_table::gc): New function.
4744 (Symbol_table::gc_mark_undef_symbols): New function.
4745 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4746 (Symbol_table::gc_mark_dyn_syms): New function.
4747 (Symbol_table::gc_): New data member.
4748 * target.h (Sized_target::gc_process_relocs): New pure virtual
4750 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4751 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4753 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4755 * options.h (General_options::gc_sections): Define as a no-op for now.
4756 (General_options::no_keep_memory): Ditto.
4757 (General_options::Bshareable): Define.
4758 * options.cc (General_options::finalize): Honor -Bshareable.
4760 2009-01-20 Andreas Schwab <schwab@suse.de>
4762 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4763 read the value in the contents, since we don't use it. Use the
4764 template endianness when writing.
4765 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4767 2009-01-19 Andreas Schwab <schwab@suse.de>
4769 * configure.tgt (powerpc64-*): Fix targ_obj.
4771 2009-01-15 Ian Lance Taylor <iant@google.com>
4773 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4774 local symbols when stripping all symbols.
4776 2009-01-14 Cary Coutant <ccoutant@google.com>
4778 * output.cc (Output_reloc): Add explicit instantiations.
4780 2009-01-14 Cary Coutant <ccoutant@google.com>
4782 * archive.cc (Archive::get_elf_object_for_member): Remove call
4783 to File_read::claim_for_plugin.
4784 * descriptors.cc (Descriptors::open): Remove reference to
4786 (Descriptors::claim_for_plugin): Remove.
4787 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4788 (Descriptors::is_claimed): Remove.
4789 (claim_descriptor_for_plugin): Remove.
4790 * fileread.cc (File_read::claim_for_plugin): Remove.
4791 * fileread.h (File_read::claim_for_plugin): Remove.
4792 (File_read::descriptor): Reopen descriptor if necessary.
4793 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4794 (Plugin_manager::all_symbols_read): Add task parameter. Change
4796 (Plugin_manager::get_input_file): New function.
4797 (Plugin_manager::release_input_file): New function.
4798 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4799 corresponding data member.
4800 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4801 and pass to base constructor. Change all callers.
4802 (get_input_file, release_input_file): New functions.
4803 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4804 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4805 (Plugin_manager::all_symbols_read): Add task parameter.
4806 (Plugin_manager::get_input_file): New function.
4807 (Plugin_manager::release_input_file): New function.
4808 (Plugin_manager::task_): New data member.
4809 (Pluginobj::Pluginobj): Add filesize parameter.
4810 (Pluginobj::filename): New function.
4811 (Pluginobj::descriptor): New function.
4812 (Pluginobj::filesize): New function.
4813 (Pluginobj::filesize_): New data member.
4814 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4815 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4816 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4818 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4819 with archive libraries.
4820 * testsuite/Makefile.in: Regenerate.
4821 * testsuite/plugin_test.c (struct sym_info): New type.
4822 (get_input_file, release_input_file): New static variables.
4823 (onload): Capture new transfer vector entries.
4824 (claim_file_hook): Stop reading at end of file according to filesize.
4825 Factor out parsing of readelf output into separate function.
4826 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4827 APIs and get the source file name from the symbol table. Convert
4828 source file name to corresponding object file name. Print info
4829 message when adding new input files.
4830 (parse_readelf_line): New function.
4831 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4832 * testsuite/plugin_test_2.sh: Likewise.
4833 * testsuite/plugin_test_3.sh: Likewise.
4834 * testsuite/plugin_test_4.sh: New test case.
4836 2009-01-07 Ian Lance Taylor <iant@google.com>
4838 * version.cc (version_string): Bump to 1.8.
4840 2008-12-23 Cary Coutant <ccoutant@google.com>
4842 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4843 * plugin.cc (Plugin_manager::finish): Rename as
4844 layout_deferred_objects. Move cleanup to separate function.
4845 (Plugin_manager::cleanup): New function.
4846 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4848 * plugin.h (Plugin_manager::finish): Rename as
4849 layout_deferred_objects.
4850 (Plugin_manager::cleanup): New function.
4851 (Plugin_manager::cleanup_done): New field.
4853 2008-12-23 Cary Coutant <ccoutant@google.com>
4855 * plugin.cc (is_visible_from_outside): New function.
4856 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4857 so we don't return "IR only" status for exported symbols or -r links.
4859 * testsuite/Makefile.am (plugin_test_3): New test case.
4860 * testsuite/Makefile.in: Regenerate.
4861 * testsuite/plugin_test_3.sh: New file.
4863 2008-12-22 Cary Coutant <ccoutant@google.com>
4865 * object.cc (Sized_relobj::layout_section): New function.
4866 (Sized_relobj::do_layout): Defer layout of input sections until after
4867 plugin has provided replacement files.
4868 (Sized_relobj::do_layout_deferred_sections): New function.
4869 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4870 (Relobj::layout_deferred_sections): New function.
4871 (Relobj::do_layout_deferred_sections): New function.
4872 (Sized_relobj::do_layout_deferred_sections): New function.
4873 (Sized_relobj::layout_section): New function.
4874 (Sized_relobj::Deferred_layout): New structure.
4875 (Sized_relobj::deferred_layout_): New field.
4876 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4877 Change all callers. Layout deferred sections.
4878 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4880 (Plugin_hook::run): Move code from do_plugin_hook inline.
4881 (Plugin_hook::do_plugin_hook): Remove.
4882 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4883 (Plugin_manager::finish): Renamed, was cleanup.
4884 (Plugin_manager::should_defer_layout): New function.
4885 (Plugin_manager::add_deferred_layout_object): New function.
4886 (Plugin_manager::Deferred_layout_list): New type.
4887 (Plugin_manager::deferred_layout_objects_): New field.
4888 (Plugin_hook::do_plugin_hook): Remove.
4890 2008-12-17 Ian Lance Taylor <iant@google.com>
4892 * options.h (class General_options): Add --no case for
4895 2008-12-16 Cary Coutant <ccoutant@google.com>
4897 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4899 (Plugin_manager::claim_file): Create plugin object even if
4900 plugin did not call the add_symbols callback.
4901 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4902 asking for more symbols than were added.
4903 * testsuite/Makefile.am (plugin_test_1): Add test case with
4905 (empty.syms): New target.
4906 * testsuite/Makefile.in: Regenerate.
4907 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4908 message. Don't call add_symbols if no globals.
4909 (all_symbols_read_hook): Don't provide replacement for empty
4912 2008-12-12 Ian Lance Taylor <iant@google.com>
4914 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4915 r_type == 0 for a local symbol with r_sym == 0.
4916 (scan_relocatable_relocs): Pass r_sym to
4917 local_non_section_strategy.
4918 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4921 * configure.ac: Update test for TLS descriptors: they are
4922 supported as of glibc 2.9.
4923 * configure: Rebuild.
4925 2008-12-11 Ian Lance Taylor <iant@google.com>
4928 * target-reloc.h (Default_scan_relocatable_relocs): For each
4929 function, map r_type == 0 to RELOC_DISCARD.
4931 2008-12-10 Cary Coutant <ccoutant@google.com>
4933 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4934 object to override a kept COMDAT group from a plugin object.
4936 2008-12-09 Ian Lance Taylor <iant@google.com>
4939 * yyscript.y (file_cmd): Handle INPUT.
4941 * testsuite/initpri1.c: Change all declarations to be full
4942 prototypes by adding void, to avoid compiler warnings.
4944 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4946 * options.cc (General_options::parse_plugin_opt): New.
4947 (General_options::add_plugin): The argument now is just the filename.
4948 (General_options::add_plugin_option): New.
4949 * options.h (plugin_opt): New.
4950 (add_plugin): Change argument name.
4951 (add_plugin_option): New.
4952 * plugin.cc (Plugin::load): Don't parse the plugin option.
4953 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4954 (Plugin::add_option): New.
4955 (Plugin::args_): Change type.
4956 (Plugin::filename_): New.
4957 (Plugin_manager::add_plugin_option): New.
4958 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4959 * testsuite/Makefile.in: Regenerate.
4961 2008-12-05 Cary Coutant <ccoutant@google.com>
4963 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4964 Handle --strip-lto-sections option.
4965 * options.h (strip_lto_sections): New option.
4967 2008-12-01 Cary Coutant <ccoutant@google.com>
4969 * plugin.cc (ld_plugin_message): Change format parameter to const.
4970 Fix mismatch between new[] and delete.
4972 2008-11-14 Cary Coutant <ccoutant@google.com>
4974 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4977 2008-11-05 Craig Silverstein <csilvers@google.com>
4979 * options.cc (General_options::parse_dynamic_list): New function.
4980 * options.h (General_options): New flags dynamic_list,
4981 dynamic_list_data, dynamic_list_cpp_new, and
4982 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4983 (General_options::in_dynamic_list): New function.
4984 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4985 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4986 (Lex::can_continue_name): Likewise.
4988 (read_script_file): New parameter script_options.
4989 (read_dynamic_list): New function.
4990 (Script_options::define_dynamic_list): New function.
4991 (dynamic_list_keyword_parsecodes): New variable.
4992 (dynamic_list_keywords): New variable.
4993 * script.h (Script_options::define_dynamic_list): New function
4995 (read_dynamic_list): New function prototype.
4996 * symtab.cc (strprefix): New macro.
4997 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4998 dynamic_list_data, dynamic_list_cpp_new, and
4999 dynamic_list_cpp_typeinfo.
5000 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5001 (dynamic_list_expr): New rule.
5002 (dynamic_list_nodes): Likewise.
5003 (dynamic_list_node): Likewise.
5004 * testsuite/Makefile.am (dynamic_list): New test.
5005 * testsuite/Makefile.in: Regenerated.
5006 * testsuite/dynamic_list.t: New file.
5007 * testsuite/dynamic_list.sh: New file.
5009 2008-11-05 Craig Silverstein <csilvers@google.com>
5011 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5012 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5013 (t11_last): Likewise.
5014 * testsuite/ver_test_6.c (main): Likewise.
5016 2008-10-07 Cary Coutant <ccoutant@google.com>
5018 * options.c (General_options::finalize): Add check for -static and
5020 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5023 2008-10-02 Cary Coutant <ccoutant@google.com>
5025 * plugin.cc (make_sized_plugin_object): Fix conditional
5026 compilation to work when not all targets are enabled.
5028 2008-09-29 Cary Coutant <ccoutant@google.com>
5030 * archive.cc (Archive::get_file_and_offset): Use filename instead
5031 of name to get library path.
5032 (Archive::include_member): Unlock external member of a thin archive.
5034 * testsuite/Makefile.am (TEST_AR): New variable.
5035 (thin_archive_test_1): New test.
5036 (thin_archive_test_2): New test.
5037 * testsuite/Makefile.in: Regenerate.
5038 * testsuite/thin_archive_main.cc: New file.
5039 * testsuite/thin_archive_test_1.cc: New file.
5040 * testsuite/thin_archive_test_2.cc: New file.
5041 * testsuite/thin_archive_test_3.cc: New file.
5042 * testsuite/thin_archive_test_4.cc: New file.
5044 2008-09-29 Cary Coutant <ccoutant@google.com>
5046 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5047 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5049 (Sized_relobj::do_finalize_local_symbols): Likewise.
5050 (Sized_relobj::map_to_kept_section): Likewise.
5051 * object.h (Sized_relobj::invalid_address): New constant.
5052 (Sized_relobj::do_output_section_offset): Check for invalid_address
5054 * output.cc (Output_reloc::local_section_offset): Use constant
5055 invalid_address instead of -1U.
5056 (Output_reloc::get_address): Likewise.
5057 (Output_section::output_address): Change -1U to -1ULL.
5058 * output.h (Output_reloc::invalid_address): New constant.
5059 * reloc.cc (Sized_relobj::write_sections): Use constant
5060 invalid_address instead of -1U.
5061 (Sized_relobj::relocate_sections): Likewise.
5062 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5063 values for merge sections.
5064 * target-reloc.h (relocate_for_relocatable): Use constant
5065 invalid_address instead of -1U.
5067 2008-09-19 Cary Coutant <ccoutant@google.com>
5069 Add plugin functionality for link-time optimization (LTO).
5070 * configure.ac (plugins): Add --enable-plugins option.
5071 * configure: Regenerate.
5072 * config.in: Regenerate.
5073 * Makefile.am (LIBDL): New variable.
5074 (CCFILES): Add plugin.cc.
5075 (HFILES): Add plugin.h.
5076 (ldadd_var): Add LIBDL.
5077 * Makefile.in: Regenerate.
5079 * archive.cc: Include "plugin.h".
5080 (Archive::setup): Don't preread archive symbols when using a plugin.
5081 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5082 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5084 (Archive::include_member): Add symbols from plugin objects.
5085 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5086 * descriptors.cc (Descriptors::open): Check for file descriptors
5087 abandoned by plugins.
5088 (Descriptors::claim_for_plugin): New function.
5089 * descriptors.h (Descriptors::claim_for_plugin): New function.
5090 (Open_descriptor::is_claimed): New field.
5091 (claim_descriptor_for_plugin): New function.
5092 * fileread.cc (File_read::claim_for_plugin): New function.
5093 * fileread.h (File_read::claim_for_plugin): New function.
5094 (File_read::descriptor): New function.
5095 * gold.cc: Include "plugin.h".
5096 (queue_initial_tasks): Add task to call plugin hooks for generating
5098 * main.cc: Include "plugin.h".
5099 (main): Load plugin libraries.
5100 * object.h (Pluginobj): Declare.
5101 (Object::pluginobj): New function.
5102 (Object::do_pluginobj): New function.
5103 (Object::set_target): New function.
5104 * options.cc: Include "plugin.h".
5105 (General_options::parse_plugin): New function.
5106 (General_options::General_options): Initialize plugins_ field.
5107 (General_options::add_plugin): New function.
5108 * options.h (Plugin_manager): Declare.
5109 (General_options): Add --plugin option.
5110 (General_options::has_plugins): New function.
5111 (General_options::plugins): New function.
5112 (General_options::add_plugin): New function.
5113 (General_options::plugins_): New field.
5114 * plugin.cc: New file.
5115 * plugin.h: New file.
5116 * readsyms.cc: Include "plugin.h".
5117 (Read_symbols::do_read_symbols): Check for archive before checking
5118 for ELF file. Call plugin hooks to claim files.
5119 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5120 from a real object file; force override when processing replacement
5122 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5123 (Symbol::init_base_object): Likewise.
5124 (Symbol::init_base_output_data): Likewise.
5125 (Symbol::init_base_output_segment): Likewise.
5126 (Symbol::init_base_constant): Likewise.
5127 (Symbol::init_base_undefined): Likewise.
5128 (Symbol::output_section): Assert that object is not a plugin.
5129 (Symbol_table::add_from_pluginobj): New function.
5130 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5132 (Symbol_table::sized_write_globals): Likewise.
5133 (Symbol_table::add_from_pluginobj): Instantiate template.
5134 * symtab.h (Sized_pluginobj): Declare.
5135 (Symbol::in_real_elf): New function.
5136 (Symbol::set_in_real_elf): New function.
5137 (Symbol::in_real_elf_): New field.
5138 (Symbol_table::add_from_pluginobj): New function.
5140 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5141 (LIBDL): New variable.
5143 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5144 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5145 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5146 (MOSTLYCLEANFILES): Likewise.
5147 * testsuite/Makefile.in: Regenerate.
5148 * testsuite/plugin_test.c: New file.
5149 * testsuite/plugin_test_1.sh: New file.
5150 * testsuite/plugin_test_2.sh: New file.
5152 2008-09-16 Ian Lance Taylor <iant@google.com>
5154 * target-reloc.h (relocate_section): Check whether a symbol is
5155 defined by the ABI before reporting an undefined symbol error.
5156 * target.h (Target::is_defined_by_abi): Make parameter const.
5157 (Target::do_is_defined_by_abi): Likewise.
5158 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5159 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5160 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5161 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5162 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5163 * testsuite/Makefile.in: Rebuild.
5165 * fileread.cc (make_view): Add casts to avoid warning.
5167 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5169 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5170 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5172 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5174 * options.h (General_options::output_is_executable): New.
5175 (General_options::output_is_pie): New.
5176 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5177 for shared libraries.
5178 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5180 2008-09-11 Chris Demetriou <cgd@google.com>
5182 * options.h (origin): New -z option.
5183 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5184 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5187 2008-09-05 Cary Coutant <ccoutant@google.com>
5189 * fileread.cc (File_read::make_view): Add check for attempt to map
5192 2008-09-05 Cary Coutant <ccoutant@google.com>
5194 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5195 explicit instantiations.
5197 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5200 * options.cc (General_options::finalize): Allow undefined symbols
5201 in shlibs if linking -shared.
5204 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5205 symbols as not needing a dynsym entry.
5207 2008-08-20 Craig Silverstein <csilvers@google.com>
5209 * fileread.cc (File_read::open): Do not lock the file unless it
5210 was successfully opened.
5212 2008-08-14 Cary Coutant <ccoutant@google.com>
5214 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5215 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5216 * testsuite/tls_test.cc (struct int128): 128-bit struct
5217 for testing TLS relocs with non-zero addend.
5218 (v12): New TLS variable.
5220 (t_last): Add check for v12.
5221 * testsuite/tls_test.h (t12): New function.
5222 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5224 2008-08-13 Ian Lance Taylor <iant@google.com>
5226 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5227 set tls_segment_ or relro_segment_.
5228 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5230 * output.h (Output_section::clear_is_relro): New function.
5231 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5232 sections specially even when output_data_ is empty.
5233 (Output_segment::maximum_alignment): When first section is relro,
5234 only force alignment for PT_LOAD segments.
5235 * script.cc (script_data_segment_align): New function.
5236 (script_data_segment_relro_end): New function.
5237 * script-c.h (script_data_segment_align): Declare.
5238 (script_data_segment_relro_end): Declare.
5239 * script-sections.h (class Script_sections): Declare
5240 data_segment_align and data_segment_relro_end. Add fields
5241 segment_align_index_ and saw_relro_end_.
5242 * script-sections.cc (class Sections_element): Add set_is_relro
5243 virtual function. Add new bool* parameter to place_orphan_here.
5244 Add get_output_section virtual function.
5245 (class Output_section_definition): Add set_is_relro. Add new
5246 bool* parameter to place_orphan_here. Add get_output_section.
5247 Add is_relro_ field.
5248 (Output_section_definition::Output_section_definition): Initialize
5249 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5250 and is_relro_ fields.
5251 (Output_section_definition::place_orphan_here): Add is_relro
5253 (Output_section_definition::set_section_addresses): Set relro for
5255 (Output_section_definition::alternate_constraint): Likewise.
5256 (class Orphan_output_section): Add new bool* parameter to
5257 place_orphan_here. Add get_output_section.
5258 (Orphan_output_section::place_orphan_here): Add is_relro
5260 (Script_sections::Script_sections): Initialize
5261 data_segment_align_index_ and saw_relro_end_.
5262 (Script_sections::data_segment_align): New function.
5263 (Script_sections::data_segment_relro_end): New function.
5264 (Script_sections::place_orphan): Set or clear is_relro.
5265 (Script_sections::set_section_addresses): Force alignment of first
5267 * yyscript.y (exp): Call script_data_segment_align and
5268 script_data_segment_relro_end.
5269 * testsuite/relro_script_test.t: New file.
5270 * testsuite/relro_test.cc (using_script): Declare.
5271 (t1, t2): Test using_script.
5272 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5273 (relro_script_test_SOURCES): Define.
5274 (relro_script_test_DEPENDENCIES): Define.
5275 (relro_script_test_LDFLAGS): Define.
5276 (relro_script_test_LDADD): Define.
5277 (relro_script_test.so): New target.
5278 * testsuite/Makefile.in: Rebuild.
5280 2008-08-06 Cary Coutant <ccoutant@google.com>
5282 * archive.cc (Archive::total_archives, Archive::total_members)
5283 (Archive::total_members_loaded): New variables.
5284 (Archive::setup): Add parameter. Add option to preread
5286 (Archive::read_armap): Add counter.
5287 (Archive::get_file_and_offset): New function.
5288 (Archive::get_elf_object_for_member): New function.
5289 (Archive::read_all_symbols): New function.
5290 (Archive::read_symbols): New function.
5291 (Archive::add_symbols): Add counters.
5292 (Archive::include_all_members): Use armap to find members if it's
5294 (Archive::include_member): Skip reading symbols if already read.
5295 Factored code into Archive::get_file_and_offset and
5296 Archive::get_elf_object_for_member. Changed call to
5297 Mapfile::report_include_archive_member.
5298 (Archive::print_stats): New function.
5299 * archive.h: Declare Object and Read_symbols_data classes.
5300 (Archive::Archive): Add initializers for new members.
5301 (Archive::setup): Add parameter.
5302 (Archive::print_stats): New function.
5303 (Archive::total_archives, Archive::total_members)
5304 (Archive::total_members_loaded): New variables.
5305 (Archive::get_file_and_offset): New function.
5306 (Archive::get_elf_object_for_member): New function.
5307 (Archive::read_all_symbols): New function.
5308 (Archive::read_symbols): New function.
5309 (Archive::Archive_member): New class.
5310 (Archive::members_): New member.
5311 (Archive::num_members_): New member.
5312 * main.cc: Include archive.h.
5313 (main): Call Archive::print_stats.
5314 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5315 archive parameter; member_name is now the fully-decorated name.
5316 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5317 * options.h: (General_options): Add --preread-archive-symbols option.
5318 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5321 2008-08-04 Ian Lance Taylor <iant@google.com>
5323 * symtab.h (Symbol::use_plt_offset): New function.
5324 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5325 * powerpc.cc (Relocate::relocate): Likewise.
5326 * sparc.cc (Relocate::relocate): Likewise.
5327 * x86_64.cc (Relocate::relocate): Likewise.
5328 * testsuite/weak_plt.sh: New test.
5329 * testsuite/weak_plt_main.cc: New test.
5330 * testsuite/weak_plt_shared.cc: New test.
5331 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5332 (check_PROGRAMS): Add weak_plt.
5333 (check_DATA): Add weak_plt_shared.so.
5334 (weak_plt_main_pic.o, weak_plt): New targets.
5335 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5336 * testsuite/Makefile.in: Rebuild.
5338 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5340 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5341 * testsuite/Makefile.in: Rebuild.
5343 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5345 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5346 * Makefile.in: Regenerate.
5347 * po/POTFILES.in: Regenerate.
5349 2008-07-29 Ian Lance Taylor <iant@google.com>
5351 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5352 symbols before other symbols.
5353 * testsuite/script_test_2.cc (test_addr): Declare.
5354 (test_addr_alias): Declare.
5355 (main): Check that test_addr and test_addr_alias have the right
5357 * testsuite/script_test_2.t: Define test_addr_alias and
5360 2008-07-24 Ian Lance Taylor <iant@google.com>
5363 * descriptors.cc: New file.
5364 * descriptors.h: New file.
5365 * gold-threads.h (class Hold_optional_lock): New class.
5366 * fileread.cc: Include "descriptors.h".
5367 (File_read::~File_read): Release descriptor rather than closing
5369 (File_read::open) [file]: Call open_descriptor rather than open.
5370 Set is_descriptor_opened_.
5371 (File_read::open) [memory]: Assert that descriptor is not open.
5372 (File_read::reopen_descriptor): New function.
5373 (File_read::release): Release descriptor.
5374 (File_read::do_read): Make non-const. Reopen descriptor.
5375 (File_read::read): Make non-const.
5376 (File_read::make_view): Reopen descriptor.
5377 (File_read::do_readv): Likewise.
5378 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5379 Update declarations.
5380 * layout.cc: Include "descriptors.h".
5381 (Layout::create_build_id): Use open_descriptor rather than open.
5382 * output.cc: Include "descriptors.h".
5383 (Output_file::open): Use open_descriptor rather than open.
5384 * archive.cc (Archive::const_iterator): Change Archive to be
5386 (Archive::begin, Archive::end): Make non-const.
5387 (Archive::count_members): Likewise.
5388 * archive.h (class Archive): Update declarations.
5389 * object.h (Object::read): Make non-const.
5390 * Makefile.am (CCFILES): Add descriptors.cc.
5391 (HFILES): Add descriptors.h.
5392 * Makefile.in: Rebuild.
5395 * gold.h: Always include <clocale>. Add Solaris workarounds
5396 following code in binutils/sysdep.h.
5399 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5400 this->eh_frame_hdr_ is NULL before using it.
5402 * dynobj.cc (Versions::Versions): Update comment.
5404 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5405 the base version name.
5407 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5408 array size plus one.
5409 (Stringpool_template::set_string_offsets): Subtract one from key
5410 before using it as an array index.
5411 (Stringpool_template::get_offset_with_length): Likewise.
5412 (Stringpool_template::write_to_buffer): Likewise.
5413 * stringpool.h (Stringpool_template::get_offset_from_key):
5416 2008-07-23 Ian Lance Taylor <iant@google.com>
5419 * object.h (Merged_symbol_value::value): Do our best to handle a
5423 * script.cc (Version_script_info::get_versions): Don't add empty
5424 version tag to return value.
5425 (Version_script_info::get_symbol_version_helper): Change return
5426 type to bool. Add pversion parameter. Change all callers.
5427 (script_register_vers_node): Don't require a non-NULL tag.
5428 * script.h (class Version_script_info): Update declarations.
5429 (Version_script_info::get_symbol_version): Change return type to
5430 bool. Add version parameter. Change all callers.
5431 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5432 handling. Handle an empty version from a version script.
5433 (Symbol_table::define_special_symbol): Likewise.
5434 * testsuite/ver_test_10.script: New file.
5435 * testsuite/ver_test_10.sh: New file.
5436 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5437 (check_DATA): Add ver_test_10.syms.
5438 (ver_test_10.syms, ver_test_10.so): New target.
5439 * testsuite/Makefile.in: Rebuild.
5441 2008-07-23 Simon Baldwin <simonb@google.com>
5443 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5444 to zero for undefined symbols from dynamic libraries.
5446 2008-07-23 Ian Lance Taylor <iant@google.com>
5448 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5450 * symtab.h (class Symbol_table): Update declaration.
5451 * testsuite/ver_test_9.cc: New file.
5452 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5453 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5454 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5455 (ver_test_9.so, ver_test_9.o): New targets.
5456 * testsuite/Makefile.in: Rebuild.
5458 2008-07-22 Ian Lance Taylor <iant@google.com>
5460 * options.h (class General_options): Define --check-sections.
5461 * layout.cc (Layout::set_segment_offsets): Handle
5464 * options.h (class General_options): Define -n/--nmagic and
5466 * options.cc (General_options::finalize): For -n/--nmagic or
5467 -N/--omagic, set -static.
5468 * layout.cc (Layout::attach_allocated_section_to_segment): If
5469 -N/--omagic, don't put read-only and read-write sections in
5471 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5472 finding a read-only segment.
5473 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5474 don't set the minimum segment alignment to the common page size,
5475 and don't set the file offset to the address modulo the page size.
5476 * script-sections.cc (Script_sections::create_segments): If
5477 -n/--omagic, don't put read-only and read-write sections in
5480 * cref.cc: New file.
5482 * options.h (class General_options): Add --print-symbol-counts.
5483 * main.cc (main): Issue defined symbol report if requested.
5484 * archive.cc (Archive::interpret_header): Make into a const member
5486 (Archive::add_symbols): Call Input_objects::archive_start and
5488 (Archive::const_iterator): Define new class.
5489 (Archive::begin, Archive::end): New functions.
5490 (Archive::include_all_members): Rewrite to use iterator.
5491 (Archive::count_members): New function.
5492 * archive.h (class Archive): Update declarations.
5493 (Archive::filename): New function.
5494 * object.cc: Include "cref.h".
5495 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5496 (Sized_relobj::do_get_global_symbol_counts): New function.
5497 (Input_objects::add_object): Add object to cross-referencer.
5498 (Input_objects::archive_start): New function.
5499 (Input_objects::archive_stop): New function.
5500 (Input_objects::print_symbol_counts): New function.
5501 * object.h: Declare Cref and Archive.
5502 (Object::get_global_symbol_counts): New function.
5503 (Object::do_get_global_symbol_counts): New pure virtual function.
5504 (class Sized_relobj): Add defined_count_ field. Update
5506 (class Input_objects): Add cref_ field. Update constructor.
5507 Update declarations.
5508 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5510 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5512 (Sized_dynobj::do_get_global_symbol_counts): New function.
5513 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5514 defined_count_. Update declarations. Define Symbols typedef.
5515 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5516 parameter. Change all callers.
5517 (Symbol_table::add_from_dynobj): Add sympointers and defined
5518 parameters. Change all callers.
5519 * symtab.h (class Symbol_table): Update declarations.
5520 * Makefile.am (CCFILES): Add cref.cc.
5521 (HFILES): Add cref.h.
5522 * Makefile.in: Rebuild.
5524 2008-07-22 Simon Baldwin <simonb@google.com>
5526 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5527 to zero when writing undefined symbols.
5529 2008-07-22 Ian Lance Taylor <iant@google.com>
5531 * output.cc (Output_section::add_input_section): Don't try to
5532 merge empty merge sections.
5534 2008-07-21 Craig Silverstein <csilvers@google.com>
5536 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5537 Include symbol version in error message.
5539 2008-07-20 Chris Demetriou <cgd@google.com>
5541 * configure.ac (gold_cv_c_random_seed): New configured variable.
5542 (RANDOM_SEED_CFLAGS): New substituted variable.
5543 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5544 * configure: Rebuild.
5545 * Makefile.in: Likewise.
5546 * testsuite/Makefile.in: Likewise.
5548 2008-07-18 Ian Lance Taylor <iant@google.com>
5550 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5551 where we see NAME/NULL and NAME/VERSION as separate symbols.
5552 * testsuite/ver_test_main.cc (main): Call t4.
5553 (t4, t4_2a): Define.
5554 * testsuite/ver_test_2.cc (t4_2): Define.
5555 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5556 * testsuite/ver_test_4.cc (t4_2a): Define.
5557 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5558 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5560 2008-07-17 Ian Lance Taylor <iant@google.com>
5562 * dynobj.cc (Versions::add_def): If we give an error about a
5563 missing version, go ahead and create the version anyhow.
5565 2008-07-10 Ian Lance Taylor <iant@google.com>
5567 Handle output sections with more than 0x7fffffff bytes.
5568 * object.h (class Relobj): Change map_to_output_ to
5569 output_sections_, and just keep a section pointer. Change all
5570 uses. Move comdat group support to Sized_relobj.
5571 (Relobj::is_section_specially_mapped): Remove.
5572 (Relobj::output_section): Remove poff parameter. Change all
5574 (Relobj::output_section_offset): New function.
5575 (Relobj::set_section_offset): Rewrite.
5576 (Relobj::map_to_output): Remove.
5577 (Relobj::output_sections): New function.
5578 (Relobj::do_output_section_offset): New pure virtual function.
5579 (Relobj::do_set_section_offset): Likewise.
5580 (class Sized_relobj): Add section_offsets_ field. Add comdat
5581 group support from Relobj. Update declarations.
5582 (Sized_relobj::get_output_section_offset): New function.
5583 (Sized_relobj::do_output_section_offset): New function.
5584 (Sized_relobj::do_set_section_offset): New function.
5585 * object.cc (Relobj::output_section_address): Remove.
5586 (Sized_relobj::Sized_relobj): Initialize new fields.
5587 (Sized_relobj::include_section_group): Cast find_kept_object to
5589 (Sized_relobj::include_linkonce_section): Likewise.
5590 (Sized_relobj::do_layout): Use separate arrays for output section
5592 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5594 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5595 output_sections and section_offsets.
5596 (Sized_relobj::write_local_symbols): Likewise.
5597 (map_to_kept_section): Compute output address directly.
5598 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5599 output_sections and section_offsets.
5600 (Sized_relobj::write_sections): Likewise.
5601 (Sized_relobj::relocate_sections): Likewise.
5602 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5603 * output.h (class Output_reloc): Update declarations. Change
5604 u2_.relobj to Sized_relobj*.
5605 (class Output_data_reloc): Change add functions to use
5607 * output.cc (Output_reloc::Output_reloc): Change relobj to
5609 (Output_reloc::local_section_offset): Change return type to
5610 Elf_Addr. Use get_output_section_offset.
5611 (Output_reloc::get_address): Likewise.
5612 (Output_section::is_input_address_mapped): Don't call
5613 is_section_specially_mapped.
5614 (Output_section::output_offset): Likewise.
5615 (Output_section::output_address): Likewise.
5616 (Output_section::starting_output_address): Likewise.
5617 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5618 parameter to Sized_relobj*.
5619 (Copy_relocs::need_copy_reloc): Likewise.
5620 (Copy_relocs::save): Likewise.
5621 * copy-relocs.h (class Copy_relocs): Update declarations.
5622 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5623 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5624 * target-reloc.h (relocate_for_relocatable): Change
5625 offset_in_output_section type to Elf_Addr. Change code that uses
5627 * layout.cc (Layout::layout): Always set *off.
5628 * mapfile.cc (Mapfile::print_input_section): Use
5629 output_section_offset.
5630 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5632 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5633 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5634 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5636 2008-07-03 Ian Lance Taylor <iant@google.com>
5638 * layout.cc (Layout::include_section): Do not discard unrecognized
5639 SHT_STRTAB sections.
5641 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5643 * script.cc (Lex::can_continue_name): Make '?' allowable in
5644 version-script names.
5645 * testsuite/version_script.map: Change glob pattern to use '?'
5647 2008-06-30 Manish Singh <yosh@gimp.org>
5650 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5653 2008-06-30 Ian Lance Taylor <iant@google.com>
5657 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5658 versions]: Don't try to read the value in the contents, since we
5659 don't use it. Use the template endianness when writing.
5661 2008-06-25 Cary Coutant <ccoutant@google.com>
5663 * fileread.cc (File_read::make_view): Assert on zero-length view.
5664 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5665 symbol table when there are no symbols to read.
5667 2008-06-23 Craig Silverstein <csilvers@google.com>
5669 * version.cc (version_string): Bump to 1.7
5671 2008-06-18 Craig Silverstein <csilvers@google.com>
5673 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5674 constant 0xFFFF to type Valtype.
5675 (Powerpc_relocate_functions::rel16_ha): Likewise.
5677 2008-06-17 Ian Lance Taylor <iant@google.com>
5679 * output.h (Output_section::Input_section): Initialize p2align_ to
5680 zero for Output_section_data constructors.
5681 (Output_section::Input_section::addralign): If not an input
5682 section, return the alignment of the Output_section_data.
5683 * testsuite/copy_test.cc: New file.
5684 * testsuite/copy_test_1.cc: New file.
5685 * testsuite/copy_test_2.cc: New file.
5686 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5687 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5688 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5689 (copy_test_1_pic.o, copy_test_1.so): New targets.
5690 (copy_test_2_pic.o, copy_test_2.so): New targets.
5691 * testsuite/Makefile.in: Rebuild.
5693 * script-sections.cc (Script_sections::place_orphan): Initialize
5694 local variable exact.
5696 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5698 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5700 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5701 David S. Miller <davem@davemloft.net>
5703 * powerpc.cc: New file.
5704 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5705 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5706 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5707 * Makefile.in: Rebuild.
5709 2008-06-09 Ian Lance Taylor <iant@google.com>
5711 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5713 (throwing, orig_terminate): New static variables.
5714 (terminate_handler): New static function.
5715 (t2): Set terminate handler.
5717 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5720 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5723 2008-05-30 Cary Coutant <ccoutant@google.com>
5725 * archive.cc (Archive::include_all_members) Correct to step
5726 over symbol table and extended name table in thin archives.
5728 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5731 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5734 2008-05-28 Caleb Howe <cshowe@google.com>
5736 * reduced_debug_output.cc: New file.
5737 * reduced_debug_output.h: New file.
5738 * options.h (class General_options): Add --strip-debug-non-line.
5739 * options.cc (General_options::finalize): Add strip_debug_non_line
5740 to the strip heirarchy.
5741 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5743 * layout.cc: Include "reduced_debug_output.h".
5744 (Layout::Layout): Initialize new fields.
5745 (line_only_debug_sections): New static array.
5746 (is_lines_only_debug_sections): New static inline function.
5747 (Layout::include_section): Handle --strip-debug-non-line.
5748 (Layout::make_output_section): If --strip-debug-non-line, build
5749 new output sections for .debug_abbrev and .debug_info.
5750 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5751 gold. Warn about possible overflow.
5752 (read_signed_LEB_128): Likewise.
5753 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5754 (read_signed_LEB_128): Declare.
5755 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5756 (HFILES): Add reduced_debug_output.h.
5757 * Makefile.in: Rebuild.
5759 2008-05-21 Ian Lance Taylor <iant@google.com>
5761 * mapfile.cc: New file.
5762 * mapfile.h: New file.
5763 * options.h (class General_options): Add -M/--print-map and -Map.
5764 * options.cc (General_options::finalize): Make -M equivalent to
5766 * main.cc: Include <cstdio> and "mapfile.h".
5767 (main): Open mapfile if requested.
5768 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5769 constructor. Change caller.
5770 (queue_initial_tasks): Add mapfile parameter. Change caller.
5771 (queue_middle_tasks): Likewise.
5772 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5774 * archive.cc: Include "mapfile.h".
5775 (Archive::add_symbols): Add mapfile parameter. Change all
5776 callers. Pass mapfile, symbol, and reason to include_member.
5777 (Archive::include_all_members): Add mapfile parameter. Change all
5779 (Archive::include_member): Add mapfile, sym, and why parameters.
5780 Change all callers. Report inclusion to map file.
5781 * archive.h: Include "fileread.h".
5782 (class Archive): Update declarations.
5783 (Archive::file): New const method.
5784 (class Add_archive_symbols): Add mapfile_ field. Update
5785 constructor. Change all callers.
5786 * readsyms.h (class Read_symbols): Likewise.
5787 (class Finish_group): Likewise.
5788 (class Read_script): Likewise.
5789 * common.cc: Include "mapfile.h".
5790 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5792 (Symbol_table::do_allocate_commons): Likewise.
5793 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5794 symbol allocation to mapfile.
5795 * common.h (class Allocate_commons_task): Add mapfile_ field.
5796 Update constructor. Change all callers.
5797 * symtab.h (class Symbol_table): Update declarations.
5798 * layout.cc: Include "mapfile.h".
5799 (Layout_task_runner::run): Print information to mapfile.
5800 (Layout::create_gold_note): Change Output_data_fixed_space to
5801 Output_data_zero_fill.
5802 (Layout::create_build_id): Likewise.
5803 (Layout::print_to_mapfile): New function.
5804 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5805 constructor. Change caller.
5806 (class Layout): Declare print_to_mapfile.
5807 * output.cc (Output_section::Input_section::print_to_mapfile): New
5809 (Output_section::add_input_section): If producing a map, always
5810 add to input_sections_ list.
5811 (Output_section::do_print_to_mapfile): New function.
5812 (Output_segment::print_sections_to_mapfile): New function.
5813 (Output_segment::print_section_list_to_mapfile): New function.
5814 * output.h: Include "mapfile.h".
5815 (Output_data::print_to_mapfile): New function.
5816 (Output_data::do_print_to_mapfile): New virtual function.
5817 (Output_segment_headers::do_print_to_mapfile): New function.
5818 (Output_file_header::do_print_to_mapfile): New function.
5819 (Output_data_const::do_print_to_mapfile): New function.
5820 (class Output_data_const_buffer): Add map_name_ field. Update
5821 constructor. Change all callers. Add do_print_to_mapfile
5823 (class Output_data_fixed_space): Likewise.
5824 (class Output_data_space): Likewise.
5825 (class Output_data_zero_fill): New class.
5826 (Output_data_strtab::do_print_to_mapfile): New function.
5827 (Output_data_reloc_base::do_print_to_mapfile): New function.
5828 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5829 (Output_data_group::do_print_to_mapfile): New function.
5830 (Output_data_got::do_print_to_mapfile): New function.
5831 (Output_data_dynamic::do_print_to_mapfile): New function.
5832 (Output_symtab_xindex::do_print_to_mapfile): New function.
5833 (class Output_section): Declare do_print_to_mapflie. Declare
5834 print_to_mapfile in Input_section.
5835 (class Output_segment): Declare new functions.
5836 * object.h (Sized_relobj::symbol_count): New function.
5837 * script-sections.cc
5838 (Output_section_element_dot_assignment::set_section_addresses):
5839 Change Output_data_fixed_space to Output_data_zero_fill.
5840 (Output_data_expression::do_print_to_mapfile): New function.
5841 * script.cc (read_input_script): Add mapfile parameter. Change
5843 * script.h (read_input_script): Update declaration.
5844 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5845 (Eh_frame::do_print_to_mapfile): New function.
5846 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5847 (Output_merge_string::do_print_to_mapfile): New function.
5848 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5850 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5852 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5854 * Makefile.am (CCFILES): Add mapfile.cc.
5855 (HFILES): Add mapfile.h.
5856 * Makefile.in: Rebuild.
5858 2008-05-19 Ian Lance Taylor <iant@google.com>
5860 * options.h (class General_options): Add -z relro.
5861 * layout.cc (Layout::Layout): Initialize relro_segment_.
5862 (Layout::add_output_section_data): Return the output section.
5863 (Layout::make_output_section): Rcognize relro sections and mark
5865 (Layout::attach_allocated_section_to_segment): Put relro sections
5866 in a PT_GNU_RELRO segment.
5867 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5869 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5871 (Layout::linkonce_mapping): Map d.rel.ro.local to
5873 (Layout::output_section_name): Us .data.rel.ro.local for any
5874 section which begins with that.
5875 * layout.h (class Layout): Update add_output_section_data
5876 declaration. Add relro_segment_ field.
5877 * output.cc (Output_section::Output_section): Initialize is_relro_
5878 and is_relro_local_ fields.
5879 (Output_segment::add_output_section): Group relro sections.
5880 (Output_segment::is_first_section_relro): New function.
5881 (Output_segment::maximum_alignment): If there is a relro section,
5882 align the segment to the common page size.
5883 (Output_segment::set_section_addresses): Track whether we are
5884 looking at relro sections. If the last section is a relro
5885 section, align to the common page size.
5886 (Output_segment::set_section_list_addresses): Add in_relro
5887 parameter. Change all callers. Align to the page size when
5888 moving from relro to non-relro section.
5889 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5891 * output.h (class Output_section): Add is_relro_ and
5892 is_relro_local_ fields.
5893 (Output_section::is_relro): New function.
5894 (Output_section::set_is_relro): New function.
5895 (Output_section::is_relro_local): New function.
5896 (Output_section::set_is_relro_local): New function.
5897 (class Output_segment): Update declarations.
5898 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5899 * sparc.cc (Target_sparc::got_section): Likewise.
5900 * x86_64.cc (Target_x86_64::got_section): Likewise.
5901 * testsuite/relro_test_main.cc: New file.
5902 * testsuite/relro_test.cc: New file.
5903 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5904 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5905 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5906 (relro_test.so, relro_test_pic.o): New targets.
5907 * testsuite/Makefile.in: Rebuild.
5909 2008-05-16 Ian Lance Taylor <iant@google.com>
5911 * output.cc (Output_segment::add_output_section): Remove front
5913 * output.h (class Output_segment): Remove
5914 add_initial_output_section and overloaded add_output_section.
5915 Update declaration of remaining add_output_section.
5916 * layout.cc (Layout::create_interp): Call add_output_section
5917 rather than add_initial_output_section.
5918 (Layout::finish_dynamic_section): Likewise.
5920 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5921 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5922 know the dynamic type.
5923 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5924 field. Initialize it in constructor.
5925 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5926 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5927 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5930 * output.cc (Output_reloc::get_address): Change return type to
5932 * output.h (class Output_reloc): Update get_address declaration.
5933 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5934 for section addresses.
5936 2008-05-09 Ian Lance Taylor <iant@google.com>
5939 * gold.cc (gold_nomem): Use return value of write.
5941 2008-05-08 Ian Lance Taylor <iant@google.com>
5943 * symtab.c (Symbol::init_base_output_data): Add version
5944 parameter. Change all callers.
5945 (Symbol::init_base_output_segment): Likewise.
5946 (Symbol::init_base_constant): Likewise.
5947 (Symbol::init_base_undefined): Likewise.
5948 (Sized_symbol::init_output_data): Likewise.
5949 (Sized_symbol::init_output_segment): Likewise.
5950 (Sized_symbol::init_constant): Likewise.
5951 (Sized_symbol::init_undefined): Likewise.
5952 (Symbol_table::do_define_in_output_data): If the new symbol has a
5953 version, mark it as the default.
5954 (Symbol_table::do_define_in_output_segment): Likewise.
5955 (Symbol_table::do_define_as_constant): Likewise.
5956 * symtab.h (class Symbol): Update declarations.
5957 (class Sized_symbol): Likewise.
5958 * resolve.cc (Symbol::override_version): New function.
5959 (Symbol::override_base): Call override_version.
5960 (Symbol::override_base_with_special): Likewise.
5961 * testsuite/ver_script_8.script: New file.
5962 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5963 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5964 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5965 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5967 2008-05-06 Ian Lance Taylor <iant@google.com>
5970 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5972 (class General_options): Remove existing --undefined, and add
5973 --no-undefined instead. Add new --undefined as synonym for -u.
5974 * archive.cc (Archive::add_symbols): Check whether symbol was
5976 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5977 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5978 all uses. Add IS_UNDEFINED. Update declarations to split
5979 different versions of init_base. Declare init_base_undefined.
5980 (Symbol::is_defined): Handle IS_UNDEFINED.
5981 (Symbol::is_undefined): Likewise.
5982 (Symbol::is_weak_undefined): Call is_undefined.
5983 (Symbol::is_absolute): Handle IS_CONSTANT.
5984 (class Sized_symbol): Update declarations to split different
5985 versions of init. Declare init_undefined.
5986 (class Symbol_table): Declare new functions.
5987 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5989 (Symbol::init_base_output_data): Likewise.
5990 (Symbol::init_base_output_segment): Likewise.
5991 (Symbol::init_base_constant): Likewise.
5992 (Symbol::init_base_undefined): New function.
5993 (Sized_symbol::init_object): Rename from init. Change all
5995 (Sized_symbol::init_output_data): Likewise.
5996 (Sized_symbol::init_output_segment): Likewise.
5997 (Sized_symbol::init_constant): Likewise.
5998 (Sized_symbol::init_undefined): New function.
5999 (Symbol_table::add_undefined_symbols_from_command_line): New
6001 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6003 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6004 (Symbol::output_section): Likewise.
6005 (Symbol::set_output_section): Likewise.
6006 (Symbol_table::sized_finalize_symbol): Likewise.
6007 (Symbol_table::sized_write_globals): Likewise.
6008 * resolve.cc (Symbol_table::should_override): Likewise.
6009 (Symbol::override_base_with_special): Likewise.
6011 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6012 symbol, change it to have default visibility.
6013 * testsuite/protected_1.cc: New file.
6014 * testsuite/protected_2.cc: New file.
6015 * testsuite/protected_3.cc: New file.
6016 * testsuite/protected_main_1.cc: New file.
6017 * testsuite/protected_main_2.cc: New file.
6018 * testsuite/protected_main_3.cc: New file.
6019 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6020 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6021 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6022 (protected_1.so): New target.
6023 (protected_1_pic.o, protected_2_pic.o): New targets.
6024 (protected_3_pic.o): New target.
6025 (check_PROGRAMS): Add protected_2.
6026 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6027 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6028 * testsuite/Makefile.in: Rebuild.
6030 * options.h (DEFINE_var): Add set_user_set_##varname__.
6031 (DEFINE_bool_alias): New macro.
6032 (class General_options): Define -Bstatic using DEFINE_bool_alias
6033 rather than DEFINE_special. Add --undefined as an alias for -z
6035 * options.cc (General_options::parse_Bstatic): Remove.
6037 * options.h (class General_options): Add --fatal-warnings.
6038 * main.cc (main): Implement --fatal-warnings.
6039 * errors.h (Errors::warning_count): New function.
6041 * options.h (class General_options): Add -Bsymbolic-functions.
6042 * symtab.h (Symbol::is_preemptible): Check for
6043 -Bsymbolic-functions.
6045 2008-05-05 Ian Lance Taylor <iant@google.com>
6047 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6048 as noVARNAME rather than no-VARNAME.
6049 (class General_options): Add option -z combreloc.
6050 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6052 (Output_reloc::sort_before) [SHT_REL]: New function.
6053 (Output_reloc::sort_before) [SHT_RELA]: New function.
6054 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6055 Sort_relocs_comparison.
6056 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6057 parameter. Change all callers.
6058 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6059 sort_relocs parameter. Change all callers.
6060 * output.cc (Output_reloc::get_address): New function, broken out
6062 (Output_reloc::write_rel): Call it.
6063 (Output_reloc::compare): New function.
6064 (Output_data_reloc_base::do_write): Optionally sort relocs.
6066 * configure.ac: If targ_extra_obj is set, link it in.
6067 * configure.tgt: Initialize all variables.
6068 (x86_64*): Set targ_extra_obj and targ_extra_size.
6069 * configure: Rebuild.
6071 * object.cc (Sized_relobj::include_section_group): Adjust section
6072 indexes read from group data. Build vector to pass to
6074 * layout.cc (Layout::layout_group): Add flags and shndxes
6075 parameters. Remove contents parameter. Change caller. Update
6076 explicit instantiations.
6077 * layout.h (class Layout): Update layout_group declaration.
6078 * output.cc (Output_data_group::Output_data_group): Add flags and
6079 input_shndxes parameters. Remove contents parameter. Change
6081 (Output_data_group::do_write): Change input_sections_ to
6083 * output.h (class Output_data_group): Update constructor
6084 declaration. Rename input_sections_ to input_shndxes_.
6085 * testsuite/many_sections_test.cc: Add template.
6087 2008-04-30 Cary Coutant <ccoutant@google.com>
6089 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6091 * layout.cc (Layout::include_section): Refactored check for debug
6093 (Layout::add_comdat): Add new parameters. Change type
6094 of signature parameter. Add object and shndx to signatures table.
6095 (Layout::find_kept_object): New function.
6096 * layout.h: Include <cstring>.
6097 (Layout::is_debug_info_section): New function.
6098 (Layout::add_comdat): Add new parameters.
6099 (Layout::find_kept_object): New function.
6100 (Layout::Kept_section): New struct.
6101 (Layout::Signatures): Change type of map range.
6102 * object.cc (Relobj::output_section_address): New function.
6103 (Sized_relobj::include_section_group): Add new parameters. Change
6104 calls to Layout::add_comdat. Change to build table of kept comdat
6105 groups and table mapping discarded sections to kept sections.
6106 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6107 (Sized_relobj::do_layout): Change calls to include_section_group and
6108 include_linkonce_section.
6109 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6110 value to zero when section is discarded.
6111 (Sized_relobj::map_to_kept_section): New function.
6112 * object.h (Relobj::output_section_address): New function.
6113 (Relobj::Comdat_group): New type.
6114 (Relobj::find_comdat_group): New function.
6115 (Relobj::Comdat_group_table): New type.
6116 (Relobj::Kept_comdat_section): New type.
6117 (Relobj::Kept_comdat_section_table): New type.
6118 (Relobj::add_comdat_group): New function.
6119 (Relobj::set_kept_comdat_section): New function.
6120 (Relobj::get_kept_comdat_section): New function.
6121 (Relobj::comdat_groups_): New field.
6122 (Relobj::kept_comdat_sections_): New field.
6123 (Symbol_value::input_value): Update comment.
6124 (Sized_relobj::map_to_kept_section) New function.
6125 (Sized_relobj::include_linkonce_section): Add new parameter.
6126 * target-reloc.h (Comdat_behavior): New type.
6127 (get_comdat_behavior): New function.
6128 (relocate_section): Add code to map a discarded section to the
6129 corresponding kept section when applying a relocation.
6131 2008-04-30 Craig Silverstein <csilvers@google.com>
6133 * dwarf_reader.cc (next_generation_count): New static var.
6134 (Addr2line_cache_entry): New struct.
6135 (addr2line_cache): New static var.
6136 (Dwarf_line_info::one_addr2line): Added caching.
6137 (Dwarf_line_info::clear_addr2line_cache): New function.
6138 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6139 cache-size parameter.
6140 (Dwarf_line_info::one_addr2line_cache): New function.
6141 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6142 new cache-size argument to one_addr2line(), and clear cache.
6144 2008-04-28 Cary Coutant <ccoutant@google.com>
6146 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6147 R_386_PC8 relocations.
6149 2008-04-23 Ian Lance Taylor <iant@google.com>
6151 * object.cc (Sized_relobj::include_section_group): Check for
6152 invalid section group.
6154 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6157 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6158 than read for file header.
6159 * archive.cc (Archive::include_member): Likewise.
6161 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6163 * aclocal.m4: Regenerate.
6164 * configure: Regenerate.
6166 2008-04-19 Ian Lance Taylor <iant@google.com>
6168 * version.cc (version_string): Bump to 1.6.
6170 * testsuite/Makefile.am (many_sections_r_test): New target.
6171 (many_sections_r_test_SOURCES): Remove.
6172 (many_sections_r_test_DEPENDENCIES): Remove.
6173 (many_sections_r_test_LDFLAGS): Remove.
6174 (many_sections_r_test_LDADD): Remove.
6176 * object.cc (Sized_relobj::do_add_symbols): Always pass
6177 local_symbol_count_ to add_from_relobj.
6179 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6180 every thousand variables.
6181 * testsuite/Makefile.in: Rebuild.
6183 * object.cc (Xindex::initialize_symtab_xindex): New function.
6184 (Xindex::read_symtab_xindex): New function.
6185 (Xindex::sym_xindex_to_shndx): New function.
6186 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6188 (Sized_relobj::do_initialize_xindex): New function.
6189 (Sized_relobj::do_read_symbols): Adjust section links.
6190 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6191 parameter. Change all callers.
6192 (Sized_relobj::include_section_group): Adjust section links and
6193 symbol section indexes.
6194 (Sized_relobj::do_layout): Adjust section links.
6195 (Sized_relobj::do_count_local_symbols): Adjust section links and
6196 symbol section indexes.
6197 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6198 ordinary and special symbols.
6199 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6200 dynsym_xindex parameters. Change all callers. Adjust section
6201 links. Use SHN_XINDEX when needed.
6202 (Sized_relobj::get_symbol_location_info): Adjust section links.
6203 Don't get fooled by special symbols.
6204 * object.h (class Xindex): Define.
6205 (class Object): Add xindex_ parameter. Declare virtual functoin
6206 do_initialize_xindex.
6207 (Object::adjust_sym_shndx): New function.
6208 (Object::set_xindex): New protected function.
6209 (class Symbol_value): Add is_ordinary_shndx_ field.
6210 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6211 (Symbol_value::value): Assert ordinary section.
6212 (Symbol_value::initialize_input_to_output_map): Likewise.
6213 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6215 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6217 (class Sized_relobj): Update declarations.
6218 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6219 parameter. Change all callers.
6220 (Sized_relobj::adjust_shndx): New function.
6221 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6223 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6224 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6225 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6226 (Sized_dynobj::read_dynsym_section): Adjust section links.
6227 (Sized_dynobj::read_dynamic): Likewise.
6228 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6230 (Sized_dynobj::do_initialize_xindex): New function.
6231 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6232 do_initialize_xindex.
6233 (Sized_dynobj::adjust_shndx): New function.
6234 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6235 dynsym_xindex_ fields.
6236 (Layout::finalize): Add a call to set_section_indexes before
6237 creating the symtab sections.
6238 (Layout::set_section_indexes): Don't do anything if the section
6239 already has a section index.
6240 (Layout::create_symtab_sections): Add shnum parameter. Change
6241 caller. Create .symtab_shndx section if needed.
6242 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6244 (Layout::allocated_output_section_count): New function.
6245 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6247 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6248 fields. Update declarations.
6249 (Layout::symtab_xindex): New function.
6250 (Layout::dynsym_xindex): New function.
6251 (class Write_symbols_task): Add layout_ field.
6252 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6254 * output.cc (Output_section_headers::Output_section_headers): Add
6255 shstrtab_section parameter. Change all callers.
6256 (Output_section_headers::do_sized_write): Store overflow values
6257 for section count and section string table section index in
6258 section header zero.
6259 (Output_file_header::do_sized_write): Check for overflow of
6260 section count and section string table section index.
6261 (Output_symtab_xindex::do_write): New function.
6262 (Output_symtab_xindex::endian_do_write): New function.
6263 * output.h (class Output_section_headers): Add shstrtab_section_.
6264 Update declarations.
6265 (class Output_symtab_xindex): Define.
6266 (Output_section::has_out_shndx): New function.
6267 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6269 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6271 (Sized_symbol::init): Likewise.
6272 (Symbol::output_section): Check for ordinary symbol.
6273 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6274 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6276 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6277 Change all callers. Simplify handling of symbols from sections
6278 not included in the link.
6279 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6281 (Weak_alias_sorter::operator()): Assert that symbols are
6283 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6285 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6286 parameters. Change all callers.
6287 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6288 symbol distinction. Use SHN_XINDEX when needed.
6289 (Symbol_table::write_section_symbol): Add symtab_xindex
6290 parameter. Change all callers.
6291 (Symbol_table::sized_write_section_symbol): Likewise. Use
6292 SHN_XINDEX when needed.
6293 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6295 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6296 (Symbol::is_defined): Check is_ordinary.
6297 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6298 (Symbol::is_absolute, Symbol::is_common): Likewise.
6299 (class Sized_symbol): Update declarations.
6300 (class Symbol_table): Update declarations.
6301 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6302 parameters. Change all callers.
6303 (Sized_symbol::override): Likewise.
6304 (Symbol_table::override): Likewise.
6305 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6306 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6307 is_ordinary, and orig_st_shndx parameters. Change all callers.
6308 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6309 to be in an ordinary section.
6310 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6311 object and is_ordinary parameters. Change all callers.
6312 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6313 Change all callers. Don't add undefined or non-ordinary symbols
6315 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6317 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6319 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6320 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6321 (Sized_relobj::relocate_sections): Likewise.
6322 * target-reloc.h (scan_relocs): Adjust section symbol index.
6323 (scan_relocatable_relocs): Likewise.
6324 * i386.cc (Scan::local): Check for ordinary symbols.
6325 * sparc.cc (Scan::local): Likewise.
6326 * x86_64.cc (Scan::local): Likewise.
6327 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6328 to symbol_section_and_value.
6329 * testsuite/many_sections_test.cc: New file.
6330 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6331 (check_PROGRAMS): Add many_sections_test.
6332 (many_sections_test_SOURCES): Define.
6333 (many_sections_test_DEPENDENCIES): Define.
6334 (many_sections_test_LDFLAGS): Define.
6335 (BUILT_SOURCES): Add many_sections_define.h.
6336 (many_sections_define.h): New target.
6337 (BUILT_SOURCES): Add many_sections_check.h.
6338 (many_sections_check.h): New target.
6339 (check_PROGRAMS): Add many_sections_r_test.
6340 (many_sections_r_test_SOURCES): Define.
6341 (many_sections_r_test_DEPENDENCIES): Define.
6342 (many_sections_r_test_LDFLAGS): Define.
6343 (many_sections_r_test_LDADD): Define.
6344 (many_sections_r_test.o): New target.
6345 * testsuite/Makefile.in: Rebuild.
6347 2008-04-17 Cary Coutant <ccoutant@google.com>
6349 * errors.cc (Errors::info): New function.
6350 (gold_info): New function.
6351 * errors.h (Errors::info): New function.
6352 * gold.h (gold_info): New function.
6353 * object.cc (Input_objects::add_object): Print trace output.
6354 * options.cc (options::parse_set): New function.
6355 (General_options::parse_wrap): Deleted.
6356 (General_options::General_options): Deleted initializer.
6357 * options.h (options::String_set): New typedef.
6358 (options::parse_set): New function.
6359 (DEFINE_set): New macro.
6360 (General_options::wrap): Changed to use DEFINE_set. Changed
6361 callers of any_wrap_symbols and is_wrap_symbol.
6362 (General_options::trace, General_options::trace_symbol):
6364 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6365 (General_options::wrap_symbols_): Deleted.
6366 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6368 2008-04-17 David S. Miller <davem@davemloft.net>
6370 * options.cc (General_options::parse_V): New function.
6371 * options.h: Add entries for -V and -Qy.
6373 2008-04-17 Ian Lance Taylor <iant@google.com>
6375 * common.cc (Symbol_table::allocate_commons): Remove options
6376 parameter. Change caller.
6377 (Symbol_table::do_allocate_commons): Remove options parameter.
6378 Change caller. Just call do_allocate_commons_list twice.
6379 (Symbol_table::do_allocate_commons_list): New function, broken out
6380 of do_allocate_commons.
6381 * common.h (class Allocate_commons_task): Remove options_ field.
6383 * symtab.cc (Symbol_table::Symbol_table): Initialize
6385 (Symbol_table::add_from_object): Put TLS common symbols on
6387 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6388 which are IN_OUTPUT_DATA.
6389 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6390 allocate_commons and do_allocate_commons declarations. Declare
6391 do_allocate_commons_list.
6392 * gold.cc (queue_middle_tasks): Update creation of
6393 Allocate_commons_task to not pass options.
6394 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6395 (TLS_TEST_C_FLAGS): New variable.
6396 (tls_test_c_pic.o): New target.
6397 (tls_test_shared.so): Link in tls_test_c_pic.o.
6398 (tls_test_c_pic_ie.o): New target.
6399 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6400 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6401 (tls_test_c.o): New target.
6402 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6403 (tls_pic_test_LDADD): Likewise.
6404 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6405 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6406 (tls_test_c_gnu2.o): New target.
6407 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6409 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6410 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6411 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6412 * testsuite/tls_test.cc: Include "config.h".
6413 (t_last): Call t11_last.
6414 * testsuite/tls_test.h (t11, t11_last): Declare.
6415 * testsuite/tls_test_c.c: New file.
6416 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6417 * configure.ac: Check for OpenMP support.
6418 * configure, config.in, Makefile.in: Rebuild.
6419 * testsuite/Makefile.in: Rebuild.
6421 2008-04-16 Cary Coutant <ccoutant@google.com>
6423 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6424 (Target_i386::tls_base_symbol_defined_): New field.
6425 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6426 (Target_i386::Scan::global): Likewise.
6427 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6428 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6429 (Target_x86_64::tls_base_symbol_defined_): New field.
6430 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6431 (Target_x86_64::Scan::global): Likewise.
6433 2008-04-16 Cary Coutant <ccoutant@google.com>
6435 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6436 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6437 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6438 building shared libraries.
6439 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6440 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6441 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6442 * testsuite/Makefile.in: Rebuild.
6443 * testsuite/weak_undef.h: New file.
6444 * testsuite/weak_undef_file1.cc: Add extra test cases.
6445 * testsuite/weak_undef_file2.cc: Likewise.
6446 * testsuite/weak_undef_test.cc: Likewise.
6448 2008-04-16 David S. Miller <davem@davemloft.net>
6450 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6451 Add issued_non_pic_error_ field. Declare check_non_pic.
6452 (Target_sparc::Scan::check_non_pic): New function.
6453 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6454 (Target_sparc::Scan::global): Likewise.
6456 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6457 * configure: Rebuild.
6459 * options.h (DEFINE_enable): New macro.
6460 (new_dtags): New enable option.
6461 (initfirst, interpose, loadfltr, nodefaultlib,
6462 nodelete, nodlopen, nodump): New -z options.
6463 * layout.cc (Layout:finish_dynamic_section): If new
6464 dtags enabled, emit DT_RUNPATH. Also, emit a
6465 DT_FLAGS_1 containing any specified -z flags.
6467 2008-04-16 Ian Lance Taylor <iant@google.com>
6469 * copy-relocs.cc: New file.
6470 * copy-relocs.h: New file.
6471 * reloc.cc: Remove Copy_relocs code.
6472 * reloc.h: Likewise.
6473 * reloc-types.h (struct Reloc_types) [both versions]: Add
6474 get_reloc_addend_noerror.
6475 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6476 variants of add_global which take an addend which must be zero.
6477 * i386.cc: Include "copy-relocs.h".
6478 (class Target_i386): Change type of copy_relocs_ to variable,
6480 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6482 (Target_i386::do_finalize_sections): Change handling of
6484 * sparc.cc: Include "copy-relocs.h".
6485 (class Target_sparc): Change type of copy_relocs_ to variable,
6487 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6489 (Target_sparc::do_finalize_sections): Change handling of
6491 * x86_64.cc: Include "copy-relocs.h".
6492 (class Target_x86_64): Change type of copy_relocs_ to variable,
6494 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6495 class. Change all callers.
6496 (Target_x86_64::do_finalize_sections): Change handling of
6498 * Makefile.am (CCFILES): Add copy-relocs.cc.
6499 (HFILES): Add copy-relocs.h.
6501 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6503 * testsuite/script_test_4.sh: Permit leading zeroes.
6505 2008-04-15 Ian Lance Taylor <iant@google.com>
6507 * script-sections.cc (Script_sections::create_segments): Use
6508 header_size_adjustment even when there is enough room for the
6510 * testsuite/script_test_4.sh: New file.
6511 * testsuite/script_test_4.t: New file.
6512 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6513 (check_DATA): Add script_test_4.stdout.
6514 (MOSTLYCLEANFILES): Likewise.
6515 (script_test_4): New target.
6516 (script_test_4.stdout): New target.
6517 * testsuite/Makefile.in: Rebuild.
6519 * sparc.cc: Add definitions for Output_data_plt_sparc class
6522 2008-04-14 David S. Miller <davem@davemloft.net>
6524 * sparc.cc: New file.
6525 * Makefile.am (TARGETSOURCES): Add sparc.cc
6526 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6527 * configure.tgt: Document targ_extra_size and
6528 targ_extra_big_endian. Add entries for sparc-* and
6530 * configure.ac: Handle targ_extra_size and
6531 targ_extra_big_endian.
6532 * Makefile.in: Rebuild.
6533 * configure: Likewise.
6534 * po/POTFILES.in: Likewise.
6535 * po/gold.pot: Likewise.
6537 2008-04-14 Ian Lance Taylor <iant@google.com>
6539 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6540 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6541 in the name/type/flags to section mapping. Don't call
6542 allocate_output_section.
6543 (Layout::choose_output_section): Change parameter from adjust_name
6544 to is_input_section. Don't permit input sections after sections
6545 are attached to segments. Don't call allocate_output_section.
6546 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6547 not write_enable_output_section.
6548 (Layout::make_output_section): Don't push to
6549 unattached_section_list_ nor call attach_to_segment. Call
6550 attach_section_to_segment if sections are attached.
6551 (Layout::attach_sections_to_segments): New function.
6552 (Layout::attach_section_to_segment): New function.
6553 (Layout::attach_allocated_section_to_segment): Rename from
6554 attach_to_segment. Remove flags parameter.
6555 (Layout::allocate_output_section): Remove function.
6556 (Layout::write_enable_output_section): Remove function.
6557 * layout.h (class Layout): Update for above changes. Add new
6558 field sections_are_attached_.
6559 * output.h (Output_section::update_flags_for_input_section): New
6561 * output.cc (Output_section::add_input_section): Call
6562 update_flags_for_input_section.
6563 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6565 2008-04-11 Cary Coutant <ccoutant@google.com>
6567 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6568 thought unnecessary.
6569 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6571 2008-04-11 Ian Lance Taylor <iant@google.com>
6573 * output.h (class Output_section_data): Remove inline definition
6575 * output.cc (Output_section_data::set_addralign): New function.
6577 2008-04-11 Cary Coutant <ccoutant@google.com>
6579 Add support for TLS descriptors for i386 and x86_64.
6580 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6581 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6582 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6584 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6585 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6586 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6588 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6589 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6590 Fix problem with initial-exec relocations.
6591 (Target_i386::Relocate::relocate_tls): Likewise.
6592 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6594 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6595 support for section-plus-offset dynamic table entries.
6596 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6597 (Output_data_dynamic::Dynamic_entry): Add support for
6598 section-plus-offset dynamic table entries.
6599 (Output_data_dynamic::Classification): Likewise.
6600 (Output_data_dynamic::classification_): Renamed offset_.
6601 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6602 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6603 (Target_x86_64::make_plt_section): New function.
6604 (Target_x86_64::reserve_tlsdesc_entries): New function.
6605 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6606 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6607 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6608 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6609 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6610 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6611 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6612 add extra PLT entry for TLS descriptors.
6613 (Output_data_plt_x86_64::got_): New field.
6614 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6615 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6617 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6619 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6620 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6621 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6622 R_386_TLS_DESC_CALL relocations.
6623 (Target_x86_64::Scan::global): Likewise.
6624 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6625 for TLS descriptors.
6626 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6627 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6628 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6629 GD-to-IE relaxation.
6630 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6631 and TLS_DESCRIPTORS.
6632 * Makefile.in: Rebuild.
6633 * configure: Rebuild.
6634 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6635 (tls_test_shared2.so): New target.
6636 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6637 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6638 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6639 (tls_shared_gd_to_ie_test_LDADD): New variable.
6640 (tls_shared_gnu2_gd_to_ie_test): New target.
6641 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6643 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6644 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6645 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6646 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6647 (tls_shared_gnu2_test): New target.
6648 (tls_test_gnu2_shared.so): New target.
6649 (tls_shared_gnu2_test_SOURCES): New variable.
6650 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6651 (tls_shared_gnu2_test_LDFLAGS): New variable.
6652 (tls_shared_gnu2_test_LDADD): New variable.
6653 * testsuite/Makefile.in: Rebuild.
6654 * testsuite/Makefile.
6656 2008-04-11 Ian Lance Taylor <iant@google.com>
6658 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6660 * testsuite/Makefile.in: Rebuild.
6662 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6664 * testsuite/script_test_2.cc (main): Adjust test.
6666 2008-04-11 David S. Miller <davem@davemloft.net>
6667 Ian Lance Taylor <iant@google.com>
6669 * options.h (General_options): Add entries for '-Y' and
6671 * options.cc (General_options:finalize): If -Y was used, add those
6672 entries to the library path instead of the default "/lib" and
6675 2008-04-11 David S. Miller <davem@davemloft.net>
6677 * testsuite/justsyms.t: Start at 0x100.
6678 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6679 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6681 * testsuite/script_test_2.cc: Adjust string and section length
6684 2008-04-09 Ian Lance Taylor <iant@google.com>
6687 * script-sections.cc (Sections_element::allocate_to_segment): Add
6689 (Output_section_definition::allocate_to_segment): Likewise.
6690 (Orphan_output_section::allocate_to_segment): Likewise.
6691 (Script_sections::attach_sections_using_phdrs_clause): Don't
6692 propagate non-PT_LOAD segments to orphan sections.
6693 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6694 readelf rather than objdump.
6695 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6696 .interp section and PT_INTERP segment are the same size.
6697 * testsuite/Makefile.in: Rebuild.
6699 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6700 aliases for symbols defined in the same object.
6701 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6702 (weak_alias_test_SOURCES): New variable.
6703 (weak_alias_test_DEPENDENCIES): New variable.
6704 (weak_alias_test_LDFLAGS): New variable.
6705 (weak_alias_test_LDADD): New variable.
6706 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6707 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6708 (weak_alias_test_3.o): New target.
6709 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6710 * testsuite/weak_alias_test_main.cc: New file.
6711 * testsuite/weak_alias_test_1.cc: New file.
6712 * testsuite/weak_alias_test_2.cc: New file.
6713 * testsuite/weak_alias_test_3.cc: New file.
6715 2008-04-08 Ian Lance Taylor <iant@google.com>
6717 * options.h (class General_options): Add --noinhibit-exec option.
6718 * main.cc (main): Check --noinhibit-exec.
6720 * options.h (class General_options): Define --wrap as a special
6721 option. Add wrap_symbols_ field.
6722 (General_options::any_wrap_symbols): New function.
6723 (General_options::is_wrap_symbol): New function.
6724 * options.cc (General_options::parse_wrap): New function.
6725 (General_options::General_options): Initialize wrap_symbols_.
6726 * symtab.cc (Symbol_table::wrap_symbol): New function.
6727 (Symbol_table::add_from_object): Handle --wrap.
6728 * symtab.h (class Symbol_table): Declare wrap_symbol.
6729 * target.h (Target::wrap_char): New function.
6730 (Target::Target_info): Add wrap_char field.
6731 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6732 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6733 * testsuite/testfile.cc (Target_test::test_target_info):
6736 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6739 * layout.h (class Layout): Add added_eh_frame_data_ field.
6740 * layout.cc (Layout::Layout): Initialize new field.
6741 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6742 output section until we find a section we merged successfully.
6743 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6744 that the size be non-zero.
6746 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6749 2008-04-08 Craig Silverstein <csilvers@google.com>
6751 * configure.ac: Export new conditional variable HAVE_ZLIB.
6752 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6754 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6755 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6757 2008-04-07 Ian Lance Taylor <iant@google.com>
6759 * version.cc (version_string): Set to "1.5".
6761 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6762 Add issued_non_pic_error_ field. Declare check_non_pic.
6763 (Target_x86_64::Scan::check_non_pic): New function.
6764 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6765 (Target_x86_64::Scan::global): Likewise.
6767 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6768 addend parameter. Change caller. Handle merge sections.
6769 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6770 Address to Addend. Don't add in the result of
6771 local_section_offset, pass down the addend and use the returned
6773 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6774 Update declarations of local_section_offset and symbol_value.
6775 * testsuite/two_file_test_1.cc (t18): New function.
6776 * testsuite/two_file_test_2.cc (f18): New function.
6777 * testsuite/two_file_test_main.cc (main): Call t18.
6778 * testsuite/two_file_test.h (t18, f18): Declare.
6780 * configure.ac: Don't test for objdump, c++filt, or readelf.
6781 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6783 (TEST_READELF): New variable.
6784 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6785 (check_PROGRAMS): Add two_file_strip_test.
6786 (two_file_strip_test): New target.
6787 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6788 (two_file_same_shared_strip_test_SOURCES): New variable.
6789 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6790 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6791 (two_file_same_shared_strip_test_LDADD): New variable.
6792 (two_file_shared_strip.so): New target.
6793 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6794 (ver_test_5.syms, ver_test_7.syms): Likewise.
6795 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6796 (strip_test_3.stdout): Use TEST_OBJDUMP.
6797 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6799 2008-04-04 Cary Coutant <ccoutant@google.com>
6801 * symtab.h (Symbol::is_weak_undefined): New function.
6802 (Symbol::is_strong_undefined): New function.
6803 (Symbol::is_absolute): New function.
6804 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6805 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6807 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6808 (weak_undef_test): New target.
6809 * testsuite/Makefile.in: Rebuild.
6810 * testsuite/weak_undef_file1.cc: New file.
6811 * testsuite/weak_undef_file2.cc: New file.
6812 * testsuite/weak_undef_test.cc: New file.
6814 2008-04-03 Craig Silverstein <csilvers@google.com>
6816 * compressed_output.h (class Output_compressed_section): Use
6818 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6820 (zlib_compressed_suffix): Removed.
6821 (Output_compressed_section::set_final_data_size): Use unsigned
6823 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6824 Fix linker invocation.
6825 (flagstest_o_specialfile_and_compress_debug_sections):
6827 * testsuite/Makefile.in: Regenerated.
6829 2008-04-02 David S. Miller <davem@davemloft.net>
6831 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6832 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6834 2008-04-02 Craig Silverstein <csilvers@google.com>
6838 2008-04-02 Ian Lance Taylor <iant@google.com>
6840 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6841 parameters. Update for new key type to views_. Change all
6843 (File_read::read): Adjust for byteshift in returned view.
6844 (File_read::add_view): New function, broken out of
6846 (File_read::make_view): New function, broken out of
6848 (File_read::find_or_make_view): Add offset and aligned
6849 parameters. Rewrite accordingly. Change all callers.
6850 (File_read::get_view): Add offset and aligned parameters. Adjust
6851 for byteshift in return value.
6852 (File_read::get_lasting_view): Likewise.
6853 * fileread.h (class File_read): Update declarations.
6854 (class File_read::View): Add byteshift_ field. Add byteshift to
6855 constructor. Add byteshift method.
6856 * archive.h (Archive::clear_uncached_views): New function.
6857 (Archive::get_view): Add aligned parameter. Change all callers.
6858 * object.h (Object::get_view): Add aligned parameter. Change all
6860 (Object::get_lasting_view): Likewise.
6862 * fileread.cc (File_read::release): Don't call clear_views if
6863 there are multiple objects.
6864 * fileread.h (File_read::clear_uncached_views): New function.
6865 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6868 2008-03-31 Cary Coutant <ccoutant@google.com>
6870 Add thin archive support.
6871 * archive.cc (Archive::armagt): New const.
6872 (Archive::setup): Remove task parameter and calls to unlock.
6873 (Archive::unlock_nested_archives): New function.
6874 (Archive::read_header): Add nested_off parameter. Change
6876 (Archive::interpret_header): Likewise.
6877 (Archive::include_all_members): Change to handle thin
6879 (Archive::include_member): Likewise.
6880 * archive.h (Archive::Archive): Add new parameters and
6882 (Archive::armagt): New const.
6883 (Archive::setup): Remove task parameter.
6884 (Archive::unlock_nested_archives): New function.
6885 (Archive::read_header): Add nested_off parameter.
6886 (Archive::interpret_header): Likewise.
6887 (Archive::Nested_archive_table): New typedef.
6888 (Archive::is_thin_archive_): New field.
6889 (Archive::nested_archives_): New field.
6890 (Archive::options_): New field.
6891 (Archive::dirpath_): New field.
6892 (Archive::task_): New field.
6893 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6894 for thin archives. Pass additional parameters to
6895 Archive::Archive. Unlock the archive file after calling
6898 2008-03-29 Ian Lance Taylor <iant@google.com>
6900 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6901 version symbol to be local.
6902 * testsuite/ver_test_4.sh: New file.
6903 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6904 (check_DATA): Add ver_test_4.syms.
6905 (ver_test_4.syms): New target.
6906 * testsuite/Makefile.in: Rebuild.
6909 (Output_section::Input_section_sort_entry::has_priority): New
6911 (Output_section::Input_section_sort_entry::match_file_name): New
6913 (Output_section::Input_section_sort_entry::match_section_name):
6915 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6917 (Output_section::Input_section_sort_entry::match_section_file):
6919 (Output_section::Input_section_sort_compare::operator()): Rewrite
6920 using new Input_section_sort_entry functions. Sort crtbegin and
6921 crtend first. Sort sections with no priority before sections with
6923 * testsuite/initpri1.c (d3): Check j != 4.
6924 (cd5): New constructor/destructor function.
6925 (main): Check j != 2.
6927 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6928 new symbol when resolving, don't call set_is_default.
6929 * testsuite/ver_test_7.cc: New file.
6930 * testsuite/ver_test_7.sh: New file.
6931 * testsuite/Makefile.am (ver_test_7.so): New target.
6932 (ver_test_7.o): New target.
6933 (check_SCRIPTS): Add ver_test_7.sh.
6934 (check_DATA): Add ver_test_7.syms.
6935 (ver_test_7.syms): New target.
6937 2008-03-28 Ian Lance Taylor <iant@google.com>
6939 * layout.cc (Layout::layout): If we see an input section with a
6940 name that needs sorting, set the must_sort flag for the output
6942 (Layout::make_output_section): If the name of the output section
6943 indicates that it might require sorting, set the may_sort flag.
6944 * output.h (Output_section::may_sort_attached_input_sections): New
6946 (Output_section::set_may_sort_attached_input_sections): New
6948 (Output_section::must_sort_attached_input_sections): New
6950 (Output_section::set_must_sort_attached_input_sections): New
6952 (class Output_section): Declare Input_section_sort_entry. Define
6953 Input_section_sort_compare. Declare
6954 sort_attached_input_sections. Add new fields:
6955 may_sort_attached_input_sections_,
6956 must_sort_attached_input_sections_,
6957 attached_input_sections_are_sorted_.
6958 * output.cc (Output_section::Output_section): Initialize new
6960 (Output_section::add_input_section): Add an entry to
6961 input_sections_ if may_sort or must_sort are true.
6962 (Output_section::set_final_data_size): Call
6963 sort_attached_input_sections if necessary.
6964 (Output_section::Input_section_sort_entry): Define new class.
6965 (Output_section::Input_section_sort_compare::operator()): New
6967 (Output_section::sort_attached_input_sections): New function.
6968 * configure.ac: Check whether the compiler supports constructor
6969 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6970 * testsuite/initpri1.c: New file.
6971 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6972 CONSTRUCTOR_PRIORITY.
6973 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6974 (initpri1_LDFLAGS): New variable.
6975 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6977 2008-03-27 Ian Lance Taylor <iant@google.com>
6979 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6980 * testsuite/common_test_1.c: New file.
6981 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6982 (common_test_1_SOURCES): New variable.
6983 (common_test_1_DEPENDENCIES): New variable.
6984 (common_test_1_LDFLAGS): New variable.
6986 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6987 and commons_ correctly when NAME/VERSION does not override
6989 * testsuite/ver_test_6.c: New file.
6990 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6991 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6992 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6994 2008-03-26 Ian Lance Taylor <iant@google.com>
6996 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6997 of an undefined symbol from a version script.
6998 * testsuite/Makefile.am (ver_test_5.so): New target.
6999 (ver_test_5.o): New target.
7000 (check_SCRIPTS): Add ver_test_5.sh.
7001 (check_DATA): Add ver_test_5.syms.
7002 (ver_test_5.syms): New target.
7003 * testsuite/ver_test_5.cc: New file.
7004 * testsuite/ver_test_5.script: New file.
7005 * testsuite/ver_test_5.sh: New file.
7006 * Makefile.in, testsuite/Makefile.in: Rebuild.
7009 Fix problems building gold with gcc 4.3.0.
7010 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7011 (gold_error_at_location, gold_warning_at_location): Use it.
7012 * configure.ac: Check whether we can compile and use a template
7013 function with a printf attribute.
7014 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7015 when jumping over bytes.
7016 * object.cc: Instantiate Object::read_section_data.
7017 * debug.h: Include <cstring>
7018 * dwarf_reader.cc: Include <algorithm>
7019 * main.cc: Include <cstring>.
7020 * options.cc: Include <cstring>.
7021 * output.cc: Include <cstring>.
7022 * script.cc: Include <cstring>.
7023 * script.h: Include <string>.
7024 * symtab.cc: Include <cstring> and <algorithm>.
7025 * target-select.cc: Include <cstring>.
7026 * version.cc: Include <string>.
7027 * testsuite/testmain.cc: Include <cstdlib>.
7028 * configure, config.in: Rebuild.
7030 2008-03-25 Ian Lance Taylor <iant@google.com>
7032 * options.cc: Include "../bfd/bfdver.h".
7033 (options::help): Print bug reporting address.
7035 * version.cc (print_version): Adjust output for current value of
7040 * options.cc (options::help): Print list of supported targets.
7041 * target-select.h: Include <vector>.
7042 (class Target_selector): Make machine_, size_, and is_big_endian_
7043 fields const. Add bfd_name_ and instantiated_target_ fields.
7044 (Target_selector::Target_selector): Add bfd_name parameter.
7045 (Target_selector::recognize): Make non-virtual, call
7047 (Target_selector::recognize_by_name): Make non-virtual, call
7048 do_recognize_by_name.
7049 (Target_selector::supported_names): New function.
7050 (Target_selector::bfd_name): New function.
7051 (Target_selector::do_instantiate_target): New pure virtual
7053 (Target_selector::do_recognize): New virtual function.
7054 (Target_selector::do_recognize_by_name): New virtual function.
7055 (Target_selector::instantiate_target): New private function.
7056 (supported_target_names): Declare.
7057 * target-select.cc (Target_selector::Target_selector): Update for
7058 new parameter and fields.
7059 (select_target_by_name): Check that the name matches before
7060 calling recognize_by_name.
7061 (supported_target_names): New function.
7062 * i386.cc (class Target_selector_i386): Update Target_selector
7063 constructor call. Remove recognize and recognize_by_name. Add
7064 do_instantiate_target.
7065 * x86_64.cc (class Target_selector_x86_64): Likewise.
7066 * testsuite/testfile.cc (class Target_selector_test): Update for
7067 changes to Target_selector.
7069 * README: Rewrite, with some notes on unsupported features.
7071 2008-03-24 Cary Coutant <ccoutant@google.com>
7073 * i386.cc (Target_i386::Got_type): New enum declaration.
7074 (Target_i386::Scan::local): Updated callers of Output_data_got
7076 (Target_i386::Scan::global): Likewise.
7077 (Target_i386::Relocate::relocate): Likewise.
7078 (Target_i386::Relocate::relocate_tls): Likewise.
7079 * object.h (Got_offset_list): New class.
7080 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7081 (Sized_relobj::local_got_offset): Likewise.
7082 (Sized_relobj::set_local_got_offset): Likewise.
7083 (Sized_relobj::local_has_tls_got_offset): Removed.
7084 (Sized_relobj::local_tls_got_offset): Removed.
7085 (Sized_relobj::set_local_tls_got_offset): Removed.
7086 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7087 * output.cc (Output_data_got::add_global): Added got_type parameter.
7088 (Output_data_got::add_global_with_rel): Likewise.
7089 (Output_data_got::add_global_with_rela): Likewise.
7090 (Output_data_got::add_global_pair_with_rel): New function.
7091 (Output_data_got::add_global_pair_with_rela): New function.
7092 (Output_data_got::add_local): Added got_type parameter.
7093 (Output_data_got::add_local_with_rel): Likewise.
7094 (Output_data_got::add_local_with_rela): Likewise.
7095 (Output_data_got::add_local_pair_with_rel): New function.
7096 (Output_data_got::add_local_pair_with_rela): New function.
7097 (Output_data_got::add_global_tls): Removed.
7098 (Output_data_got::add_global_tls_with_rel): Removed.
7099 (Output_data_got::add_global_tls_with_rela): Removed.
7100 (Output_data_got::add_local_tls): Removed.
7101 (Output_data_got::add_local_tls_with_rel): Removed.
7102 (Output_data_got::add_local_tls_with_rela): Removed.
7103 * output.h (Output_data_got::add_global): Added got_type parameter.
7104 (Output_data_got::add_global_with_rel): Likewise.
7105 (Output_data_got::add_global_with_rela): Likewise.
7106 (Output_data_got::add_global_pair_with_rel): New function.
7107 (Output_data_got::add_global_pair_with_rela): New function.
7108 (Output_data_got::add_local): Added got_type parameter.
7109 (Output_data_got::add_local_with_rel): Likewise.
7110 (Output_data_got::add_local_with_rela): Likewise.
7111 (Output_data_got::add_local_pair_with_rel): New function.
7112 (Output_data_got::add_local_pair_with_rela): New function.
7113 (Output_data_got::add_global_tls): Removed.
7114 (Output_data_got::add_global_tls_with_rel): Removed.
7115 (Output_data_got::add_global_tls_with_rela): Removed.
7116 (Output_data_got::add_local_tls): Removed.
7117 (Output_data_got::add_local_tls_with_rel): Removed.
7118 (Output_data_got::add_local_tls_with_rela): Removed.
7119 * resolve.cc (Symbol::override_base_with_special): Removed
7120 reference to has_got_offset_ field.
7121 * symtab.cc (Symbol::init_fields): Replaced initialization
7122 of got_offset_ with got_offsets_. Removed initialization
7124 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
7125 (Symbol::got_offset): Likewise.
7126 (Symbol::set_got_offset): Likewise.
7127 (Symbol::has_tls_got_offset): Removed.
7128 (Symbol::tls_got_offset): Removed.
7129 (Symbol::set_tls_got_offset): Removed.
7130 (Symbol::got_offset_): Removed.
7131 (Symbol::tls_mod_got_offset_): Removed.
7132 (Symbol::tls_pair_got_offset_): Removed.
7133 (Symbol::got_offsets_): New field.
7134 (Symbol::has_got_offset): Removed.
7135 (Symbol::has_tls_mod_got_offset): Removed.
7136 (Symbol::has_tls_pair_got_offset): Removed.
7137 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7138 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7140 (Target_x86_64::Scan::global): Likewise.
7141 (Target_x86_64::Relocate::relocate): Likewise.
7142 (Target_x86_64::Relocate::relocate_tls): Likewise.
7144 2008-03-25 Ben Elliston <bje@au.ibm.com>
7146 * yyscript.y: Fix spelling error in comment.
7148 2008-03-24 Ian Lance Taylor <iant@google.com>
7150 * options.h (class General_options): Define build_id option.
7151 * layout.h (class Layout): Declare write_build_id, create_note,
7152 create_build_id. Add build_id_note_ member.
7153 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7154 "libiberty.h", "md5.h", "sha1.h".
7155 (Layout::Layout): Initialize eh_frame_data_,
7156 eh_frame_hdr_section_, and build_id_note_.
7157 (Layout::finalize): Call create_build_id.
7158 (Layout::create_note): New function, broken out of
7159 Layout::create_gold_note.
7160 (Layout::create_gold_note): Call create_note.
7161 (Layout::create_build_id): New function.
7162 (Layout::write_build_id): New function.
7163 (Close_task_runner::run): Call write_build_id.
7165 * x86_64.cc: Correct license to GPLv3.
7167 2008-03-23 Ian Lance Taylor <iant@google.com>
7169 * options.cc: Include "demangle.h".
7170 (parse_optional_string): New function.
7171 (parse_long_option): Handle takes_optional_argument.
7172 (parse_short_option): Update dash_z initializer. Handle
7173 takes_optional_argument.
7174 (General_options::General_options): Initialize do_demangle_.
7175 (General_options::finalize): Set do_demangle_. Handle demangling
7177 * options.h (parse_optional_string): Declare.
7178 (struct One_option): Add optional_arg field. Update constructor.
7179 Update call constructor calls. Add takes_optional_argument
7181 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7182 (DEFINE_optional_string): Define.
7183 (General_options::demangle): Change from DEFINE_bool to
7184 DEFINE_optional_string.
7185 (General_options::no_demangle): New function.
7186 (General_options::do_demangle): New function.
7187 (General_options::set_do_demangle): New function.
7188 (General_options::execstack_status_): Move definition to end of
7190 (General_options::static_): Likewise.
7191 (General_options::do_demangle_): New field.
7192 * object.cc (big_endian>::get_symbol_location_info): Call
7193 Options::do_demangle, not Options::demangle.
7194 * symtab.cc (demangle): Likewise.
7196 2008-03-22 Ian Lance Taylor <iant@google.com>
7198 * gold.h: Include <cstddef> and <sys/types.h>
7199 * options.h: Include <cstring>.
7201 2008-03-21 Ian Lance Taylor <iant@google.com>
7203 * Added source code to GNU binutils.